Elevators that work with cables and wheels are sometimes called traction elevators, because they involve a motor pulling on the car and counterweight. Beginners electrical design course is an introduction only for beginners to know general basic information about elevators as. Basic ladder logic symbol normally open contact passes power on if coil driving the contact is on closed allenbradley calls it xic examine if closed normally closed contact passes power on if coil driving the contact is off open allenbradley calls it xio examine if open output or coil. The transit elevator escalator consortium, its participating agencies and labor unions, as well as the. A governor rope is connected to the elevator car, so it also moves when the car moves up and down.
Our elevator has the basic function that all elevator systems have, such as moving up and down, open and close doors, and of course, pick up passengers. Basic elevator components part one electrical knowhow. The elevator pm, bart basics was developed to assist elevatorescalator training. Although the basics of elevator engineering has not changed significantly over the decades, small tweaks have been made to make the ride smoother and efficiency has been increased using computer control systems to facilitate quicker transport.
In this section we have provided a generalized schematic of each, which may be helpful in discussing the specific components in your case. The equipment room contains the following main components. Ability to use equipment to move and raise elevator cars for maintenance such as hoists, dollies, rollers and cable slings 3. Components of elevatorbasics of elevatordifferent grades of concrete and their usess. Lets take a closer look at the parts of the elevators and their functions. The purpose of this module is to provide an overview of basic safety practices to be used when maintaining hydraulic elevators. Like the ailerons on small aircraft, the elevator is connected to the control column in the flight deck by a series of mechanical. Hydraulically balanced elevator by renzo toschi, otis elevator company, patented november 2, 1999. I explained the elevator car components in this prevouis topic, and today i will continue explaining the second item from basic elevator components which is hoistway as follows. Beginners electrical design course is an introduction only for beginners to know general basic information about escalators as a type of power loads. What lies at the heart of optimal and safe bulk processing is the elevator belt. This exchange of signals is how the elevator controller is able to keep the elevators running smoothly on a daytoday here are a few of the following ways the controller interacts with the other components of the elevator system.
Module 10 final exam elevator preventive maintenance. So, ill show you the basic components for type of elevators that are included in all kinds. In this document our elevator experts have provided generalized. Elevator types and how they are used learn more about. Department, such construction is essential for the protection of the occupants.
A safety light curtain ensures that there are no obstructions inside the door opening while the. With the exception of electronic control systems, the basic mechanism of. The valve is operated electrically by a basic solenoid switch check out how electromagnets work for information on solenoids. Elevators types and classifications part one elevators types and classification part two i explained the different types of elevators and today, i will explain the basic elevator components as follows. First, new elevator components, systems, and controls improve performance, save. Of course, modern passenger and freight elevators are a lot more elaborate than this.
Hydraulic circuits and components this study guide will discuss basic hydraulic systems. Mar 24, 2015 components tank motor valve actuator this lift consists mainly of 4 components, namely, holds the liquid used in the system this liquid is usually oil based because. The hallway landing doors engage with the car doors as the elevator approaches each landing. A traction machine is used on all traction elevator equipment types. Rudderaileron interconnecting springs rudder deflects with ailerons. Elevators are protected by a several types of door reopening. In the next topic, i will continue explaining the basic elevator components. Once the elevator has stopped at a landing, the automatic sliding elevator doors operate in tandem. The concept of an elevator is incredibly simple its just a compartment attached to a lifting system. In plc programming in order to create or change a program, the. September 1994 subcourse overview this subcourse is designed to provide instruction on the concept and operation of the basic components of the hydraulic system. Check and count the components and auxiliary material s according to the documents and immediately keep the record.
This is the main part of elevator which is designed for the shipment of goods and services or the passage of persons. A hydraulic circuit, whether it is simple or complex uses the basic hydraulic principles discussed on the. Pdf elevator control system electrical knowhow jehan zeb. Dumbwaiters are simple small elevators used to perform useful transportation functions. Identify basic operation of a traction elevator identify different types of electric traction transit elevator escalator consortium yyp elevators identify major components of electric traction elevators 3. Tie a piece of rope to a box, and youve got a basic elevator. As the car speeds up, so does the governor, therefore controlling the speed of the elevator car. Controls the speed of elevator engines in order to move elevator cabs up and down their respective shafts. Oct 21, 2017 this is the main part of elevator which is designed for the shipment of goods and services or the passage of persons. Elevator how to choose contaxtors and other electrical components. An escalator drive system includes the following components.
After counting is completed, both parties shall sign and archive the record. Controller or relay panel hydraulic power unit the hydraulic power unit consists of a reservoir for the oil supply, hydraulic pump, and valves to raise or lower the elevator car. I n the previous topic basic elevator components part one, i indicate that the basic elevator components are as follows car. Major components replaced please refer to page 18 for details. Although the simple basic principle of elevator engineering has stayed the same over the years, there has continue reading different parts of an. The variation on how these two systems are combined is dependent upon the type of escalator. The required passenger lift as per table1 will be installed itmt building at crest campus of iia. How to choose contactors and other electrical components. This application can be used for front openings as well as front and rear opening configurations.
At that time we manufactured and sold single function valves and jack units. What lies at the heart of optimal and safe bulk processing is the elevator. Cfoacloa the car lightingventilation fan is automatically turned off if there are no calls for a specified period. The elevator controls pitch about the lateral axis. A guide for choosing the type of elevator you need. Hydraulic elevators how elevators work howstuffworks. As such, parts are available for inventory not just exchange. Types of elevators home elevators residential elevators. Mce imposes no restraints on the ability to service and maintain our elevator control systems. Pilot handbook of aeronautical knowledge, stabilator components commonly known as the tail section, the empennage includes the entire tail group which consists of fixed surfaces such as the vertical fin or stabilizer and the horizontal stabilizer. Passenger elevator installation manual suzhou asia fuji elevator co. We will also learn about various hydraulic components and their function.
Relies on a pulley system drive sheave controlled by an electric motor to move the car using hoist ropes and counterweight. A hydraulic elevator is powerdriven by a piston that moves within a cylinder. Through the years weve also developed and manufactured unit valves, power units, switches, and other components used in hydraulic elevators. Parts of elevator and its function vintec elevators. Have your builder or carpenter finish the cab to your specifications. A good quality elevator belt is crucial and can be offered with polysur. Key elevator components traction cabin car cable rope elevator machine controller drive unit the counter weight.
These types of doors are opened with the help of a person who wants to enter the lift. Pdf elevator control system electrical knowhow jehan. In the next topic, i will explain the basic elevator components. Ensure passenger safety and security with an integral. Apr 16, 2018 if you are searching elevator parts list, elevator parts name or parts of elevator and its function, this post should help. Basic elevator components part two electrical knowhow. In the next topic, i will continue explaining the escalators basic components. All of the materials necessary for a quick, simple, leakfree installation. With more than 500 pages and more parts than any other distributor, the latest adams elevator parts catalog might. To lower the car, the elevator control system sends a signal to the valve. The test shall consist of a physical examination of the escalator parts together.
Beginners electrical design course is an introduction only for beginners to know general basic information about elevators as a type of power loads. Escalators basic components part two electrical knowhow. Basic elevator components free download as word doc. But in other levels of our electrical design courses, we will show and explain in detail the escalators loads estimation calculations. Automatic doors are the type of doors which are automatically opened as it is powered by a door operator and usually have a full height photoelectric curtain to. Based on each elevator s potential energy consumption, the system selects the elevator that best balances operational efficiency and energy consumption. Black pipe grooved fittings threaded when required pipe stands shut off valve isolation coupling pipe rupture valve when required oil line components eecos group one system provides the basic components you need for your elevator installation. Different parts of an elevator list arizona elevator. Jul 25, 2017 parts of an elevator an elevator has the following basic components. Class diagrams are the most common diagrams used in modeling objectoriented systems. Aug 16, 2020 my drawing is based on a design by otis described in us patent 5,975,246.
Transit elevator escalator consortium, its participating agencies and labor unions, as well as the transportation learning center, make no guaranty or warranty as to the accuracy or completeness of any information provided herein. Basic hydraulic systems and components subcourse number al 0926 edition a us army aviation logistics school fort eustis, virginia 236045439 4 credit hours edition date. Elevator parts ecatalog,elevator parts pdf catalog. The elevator is supposed to be used in a building having floors numbered from 1 to maxfloor, where the first floor is the lobby. It is mounted at the top of the clean grain elevator i. A uml documentation for an elevator system lu luo 2 of 29 class diagram shows a set of classes, interfaces, and collaborations and their relationships. Elevators types and classification part two electrical. When the solenoid opens the valve, the fluid that has collected in the cylinder can flow out into the fluid reservoir. Escalators basic components part one electrical knowhow. Elevator specific hydraulic elevators course 218 participant. As normal doors, elevator doors are also meant for entry and exit.
Depending upon the type of elevator, the location of the shaft can be varied. There are several grain flow sensor that are commercially available. Beginners electrical design course is an introduction only for beginners to know general basic information. Although the simple basic principle of elevator engineering has stayed the same over the years, there has been many small tweaks made in order for the elevator to give a smoother ride. Elevators types and classifications part one elevators types and.
Click below to download the current pdf version of the complete adams elevator parts catalog. This application utilizes a drive sheave, motor, counterweight, and ropes which are the same components used by the geared traction elevator. Elevator service contractors should be selected and retained based on customer satisfaction, not access to a service tool. Dec 28, 2018 elevators have been around for hundreds of years, but work on a very basic principle. Car it is the carriage or container that is fixated over a platform and transports people or goods hoist way the elevator shaft machine system control system safety system. Parts of an elevator list the different parts of an elevator include. Overview proposal specifications features design process computer code circuit diagram autocad cost estimate conclusion. Basic elevator components part one single slide door. Technical works participating in the installation must have taken the training of safe practice for special. Elevator equipment corporation eeco was founded in 1946 as the elevator equipment company by mr.
When the elevator moves too quickly, braking is activated by a governor. The gearless traction drive sheave has u shaped grooves, allowing it to grip friction the ropes. Mp04706 basic science elevator modernization gainesville, florida general requirements wa. The project is identified as wa18122 in contract documents. From experience we know which elevator components and moving parts are subjected to the most wear. For example, an elevator control cable is in additional tension when the pilot moves the control column. The name of the project is mp04706 basic science elevators modernization located in gainesville, florida. Compression if forces acting on an aircraft move toward each other to squeeze the material, the stress is called compression. This elevator was faster, safer, and more efficient than the steam elevators of the past. Elevator safety and regulation act 225 ilcs 312 et. Ability to use basic test equipment such as voltmeter, tachometer, ammeter, and testing lamp 2. Frank sprague added safety features, floor control, acceleration control, and other important components that to this day keep our elevators safe and highly functional. We have been using elevators for decades now, and have always operated on a very simple principle.
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