CN108190691B - Method for installing elevator - Google Patents
Method for installing elevator Download PDFInfo
- Publication number
- CN108190691B CN108190691B CN201711273537.5A CN201711273537A CN108190691B CN 108190691 B CN108190691 B CN 108190691B CN 201711273537 A CN201711273537 A CN 201711273537A CN 108190691 B CN108190691 B CN 108190691B
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- Prior art keywords
- cage
- guide rail
- rail frame
- controller
- suspension cage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
- B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
- B66B13/185—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/001—Arrangement of controller, e.g. location
- B66B11/002—Arrangement of controller, e.g. location in the hoistway
- B66B11/0025—Arrangement of controller, e.g. location in the hoistway on the car
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Types And Forms Of Lifts (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention provides an installation method of a lifter, which is characterized in that an electrical interlocking switch matched with a push-pull rod and a stop block is arranged on a side opening of a suspension cage of the construction lifter and a protective fence door to limit the abnormal opening of a ladder door in the running process of the lifter, the connection and the assembly are simple, the field adjustment and the maintenance are convenient, the personnel and the materials caused by the starting and the running of the suspension cage or the protective fence door without being closed can be effectively prevented, and the controller can control the starting and the running of the suspension cage only after the suspension cage door and the protective fence are completely closed, so that the effect of ensuring the safety is achieved.
Description
Technical Field
The invention relates to a method for installing an elevator.
Background
At present, when the construction elevator runs, the construction elevator is often used in an improper or irregular mode due to manual operation, for example, when the construction elevator runs or is not completely stopped, a protective fence door of a cage is opened by mistake, certain potential safety hazards exist, and accidents are easily caused.
Disclosure of Invention
The invention aims to provide an installation method of an elevator, which can solve the problem of potential safety hazard of the existing elevator.
In order to solve the above problems, the present invention provides an elevator installation method, including:
arranging a guide rail bracket;
a suspension cage is arranged on the guide rail frame;
connecting a controller with the suspension cage, wherein the controller is used for controlling the suspension cage to move up and down on the guide rail frame,
set up the cage on the guide rail frame and include:
arranging a cage body and a protective fence door for closing an opening on the side surface of the cage body to form a suspension cage;
a stop block arranged on the protective fence door;
the electromagnet and the push-pull rod are arranged at the opening on the side face of the cage body, the push-pull rod is connected with the electromagnet, a spring is arranged on the push-pull rod, and the push-pull rod is matched with the stop block;
connecting the auxiliary contact of the contactor with the controller and the electromagnet respectively;
and connecting a rectifier bridge with the auxiliary contact of the contactor.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and respectively connecting the speed limiter with the controller and the suspension cage.
Further, in the method of installing an elevator, the speed governor is a one-way type or two-way type speed governor.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and arranging a buffer spring on the base frame at the bottom of the guide rail frame.
Further, in the method of installing the elevator, the buffer spring is a conical coil spring or a cylindrical coil spring.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
limiting collision blocks are arranged at the top and the bottom of the suspension cage;
and the top and the bottom of the guide rail frame are provided with limit switches matched with the corresponding limit collision blocks, and the limit switches are connected with the controller.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
the top and the bottom of guide rail frame set up with correspond the spacing limit switch that bumps piece complex, will limit switch with the controller is connected, wherein, will the limit switch at the top of guide rail frame set up in the limit switch's at the top of guide rail frame upper portion will the limit switch of the bottom of guide rail frame set up in the limit switch's of the bottom of guide rail frame lower part.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and a safety hook matched with the suspension cage is arranged at the top of the guide rail frame.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and arranging an emergency stop switch connected with the controller, wherein the emergency stop switch is arranged at the top of the suspension cage.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and a ground access at the bottom of the guide rail frame is provided with a protective shed, wherein the width of the protective shed is not less than the outermost size of the suspension cage.
Compared with the prior art, the side opening of the suspension cage of the construction elevator and the protection fence door are provided with the electric appliance interlocking switch with the push-pull rod matched with the stop block, the abnormal opening of the ladder door in the operation process of the elevator is limited, the connection and the assembly are simple, the on-site adjustment and the maintenance are convenient, the falling of personnel and materials caused by the fact that the suspension cage or the protection fence door is started to operate when not closed can be effectively prevented, and the controller can control the suspension cage to start to operate only when the suspension cage door and the protection fence are completely closed, so that the safety is guaranteed. In addition, the exposed part of the whole device is basically a metal part, so that the service life is long, and the device is extremely suitable for the working environment of a construction site. The device is low in investment cost, remarkable and effective in actual effect, and good in practicability and economy.
Drawings
Fig. 1 is a schematic structural view of an elevator according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the present invention provides an elevator, including a guide rail frame 1, a cage 2 disposed on the guide rail frame 1, and a controller 3 connected to the cage 2, wherein the controller 3 controls the cage 2 to move up and down on the guide rail frame 1, and the cage 2 includes:
the cage comprises a cage body and a protective fence door for closing an opening on the side surface of the cage body;
a stop block 4 arranged on the door of the protective fence;
the electromagnet 5 and the push-pull rod 6 are arranged at the opening on the side face of the cage body, the push-pull rod 6 is connected with the electromagnet 5, a spring 7 is arranged on the push-pull rod 6, and the push-pull rod 6 is matched with the stop block 4;
the contactor auxiliary contact 8 is respectively connected with the controller 3 and the electromagnet 5;
and a rectifier bridge 9 connected with the auxiliary contact 8 of the contactor.
Here, a rectifier bridge 9 is used to supply power to the contactor auxiliary contacts 8 after converting alternating current to direct current.
And the contactor auxiliary contact 8 is used for receiving a signal of the operation or stop of the suspension cage 2 from the controller 3, and controlling the electromagnet 5 to drive the push-pull rod 6 to be clamped with the stop block 4 or controlling the electromagnet 5 to drive the push-pull rod 6 to be separated from the stop block 4 according to the signal of the operation or stop of the suspension cage 2.
The electromagnet 5 is linked with the controller 3 of the cage 2 through the auxiliary contactor 8 of the contactor, when the controller 3 controls the cage 2 to operate, the auxiliary contactor 8 of the contactor receives signals from the controller, and the electromagnet 5 is controlled to drive the push-pull rod 6 to be clamped with the stop block 4, so that the protection fence door is ensured to be completely closed; when the controller 3 controls the suspension cage 2 to stop running, the contactor auxiliary contact 8 receives a signal from the controller 3, and the electromagnet 5 is controlled to drive the push-pull rod 6 to be separated from the stop block 4, so that the protective fence door is opened.
The push-pull rod 6 can be fixed on the top of the cage body through screws, and the spring 7 and the push-pull rod 6 form an electric push-pull rod. By utilizing the electromagnetic effect of the electromagnet 5, when the electromagnet 5 is electrified, the push-pull rod 6 can move to clamp the stop block 4, so that the effect of limiting the protective fence door is achieved.
The stop block 4 is fixed on the upper part of the protective fence door through screws and plays a role in limiting the opening of the protective fence door by utilizing the mechanical principle and the cooperation of the stop block and the push-pull rod 6.
The side opening of the suspension cage of the construction elevator and the electrical interlocking switch matched with the push-pull rod and the stop block are arranged on the protective fence door, so that the abnormal opening of the ladder door in the operation process of the elevator is limited, the connection and the assembly are simple, the field adjustment and the maintenance are convenient, the falling of personnel and materials caused by the fact that the suspension cage or the protective fence door is started to operate when not closed can be effectively prevented, and the controller can control the suspension cage to start to operate only when the suspension cage door and the protective fence are completely closed, so that the safety is guaranteed. In addition, the exposed part of the whole device is basically a metal part, so that the service life is long, and the device is extremely suitable for the working environment of a construction site. The device is low in investment cost, remarkable and effective in actual effect, and good in practicability and economy.
In one embodiment of the elevator, the electromagnet is a JYE-3830Z push-pull type direct current electromagnet electrified for a long time, the voltage is DC12/24V, the stroke is 0-15mm, and the attraction force is 5N.
As shown in fig. 1, in an embodiment of the elevator of the present invention, a speed limiter 10 is further included, which is connected to the cage 2 and the controller, respectively.
The speed governor 10 is a safety device provided to prevent the cage 2 of the construction hoist from overspeeding or falling, and may be classified into a one-way type and a two-way type, in which the one-way speed governor only performs a speed limiting function in a descending direction of the cage, and the two-way speed governor performs a speed limiting function in an up-down direction of the cage. The speed limiter should perform performance detection for a specified period.
As shown in fig. 1, in an embodiment of the elevator of the present invention, the elevator further includes an upper buffer spring 12 disposed on a base frame 11 at the bottom of the rail frame 1.
Here, a buffer spring 12 may be installed on a spring seat connected to the base frame 11 to reduce the impact of the cage 2 when a fall accident occurs, and to ensure a soft contact when the cage and the counter weight are lowered to the ground, thereby reducing the impact when the cage and the counter weight are grounded. The buffer spring has two types, namely a conical coil spring and a cylindrical spiral spring. Usually, two or three conical coil springs or four cylindrical coil springs are arranged on the corresponding underframe of each suspension cage.
As shown in fig. 1, in an embodiment of the elevator of the present invention, the elevator further includes limit stoppers 13 disposed at the top and the bottom of the cage, and limit switches 14 disposed at the top and the bottom of the guide rail frame and engaged with the corresponding limit stoppers, wherein the limit switches 14 are connected to the controller 3.
The upper and lower limiters are arranged on the suspension cage and the guide rail bracket, and are composed of the limit bump block and the limit switch, and the limit switch 14 arranged at the top of the suspension cage can prevent roof fall; the limit switch 14 arranged at the bottom of the cage can accurately stop the floor, and belongs to an automatic reset type.
As shown in fig. 1, in an embodiment of the elevator of the present invention, the elevator further includes limit switches 15 disposed at the top and the bottom of the guide rail frame and engaged with the corresponding limit stoppers 13, the limit switches 15 are connected to the controller 3, the limit switch 15 at the top of the guide rail frame is located at the upper portion of the limit switch 14 at the top of the guide rail frame, and the limit switch 15 at the bottom of the guide rail frame is located at the lower portion of the limit switch 14 at the bottom of the guide rail frame.
Here, the limit stopper 13 and the limit switch 15 constitute upper and lower limit stoppers, which are mounted on the cage 2 and the rail bracket 1. When the upper limit stopper and the lower limit stopper do not work, the power supply can be cut off in time to stop the suspension cage after the suspension cage runs over the limit switch and the overtravel (the overtravel refers to the safety distance specified between the limit switch and the limit switch). The limit is a non-automatic reset type. After the action, the cage can be restarted only by manual reset.
As shown in fig. 1, in an embodiment of the elevator of the present invention, the elevator further includes a safety hook 16 disposed on the top of the rail housing and engaged with the cage.
The safety hook 16 is a hook block which is arranged for preventing the cage from reaching a preset position, the upper limit stopper and the upper limit stopper cannot act in time due to various reasons, and the cage 2 continues to move upwards, so that the cage 2 impacts the top surface of the guide rail frame 1 to tilt and fall, and the safety hook is also the last safety device. When the lifting cage ascends to the top of the safety protection facility of the guide rail frame, the lifting cage is safely hooked on the guide rail frame, the lifting cage is prevented from derailing, and the lifting cage is prevented from overturning and falling accidents.
In an embodiment of the elevator of the present invention, the elevator further includes an emergency stop switch connected to the controller, and the emergency stop switch is installed on the top of the cage.
When the cage is in an emergency situation of various reasons in the operation process, a driver can press the emergency stop switch at any time to stop the operation of the cage. The emergency stop switch must be a non-self-resetting safety device and is generally arranged on the top of a suspension cage.
In an embodiment of the elevator, the elevator further includes a protective shed disposed at a ground entrance at the bottom of the guide rail frame, and a width of the protective shed is not less than an outermost dimension of the suspension cage.
When the construction elevator is installed, a protective shed at a ground access port is erected in time to prevent materials in the suspension cage from damaging ground workers when falling to the ground when the construction elevator operates, the material erected on the protective shed is made of common scaffold steel pipes, the length of the protective shed is not less than 5m, and the protective shed can be connected with a ground channel protective shed conditionally. The width should be no less than the outermost dimension of the cage of the elevator. The top material can be 50mm thick wood board or two layers of bamboo basketries, and the distance between the upper and lower bamboo basketries is not less than 600 mm.
In an embodiment of the elevator of the present invention, the elevator further includes a rope breakage protection device respectively connected to the cage and the controller.
When the steel wire rope of the counterweight of the cage is broken, the rope breaking protection device cuts off the controller and the brake cage.
The invention also provides an installation method of the elevator, which comprises the following steps:
arranging a guide rail bracket;
a suspension cage is arranged on the guide rail frame;
connecting a controller with the suspension cage, wherein the controller is used for controlling the suspension cage to move up and down on the guide rail frame,
set up the cage on the guide rail frame and include:
arranging a cage body and a protective fence door for closing an opening on the side surface of the cage body to form a suspension cage;
a stop block arranged on the protective fence door;
the electromagnet and the push-pull rod are arranged at the opening on the side face of the cage body, the push-pull rod is connected with the electromagnet, a spring is arranged on the push-pull rod, and the push-pull rod is matched with the stop block;
connecting the auxiliary contact of the contactor with the controller and the electromagnet respectively;
and connecting a rectifier bridge with the auxiliary contact of the contactor.
Here, as shown in fig. 1, a rectifier bridge 9 is used to supply power to the contactor auxiliary contacts 8 after converting alternating current into direct current.
And the contactor auxiliary contact 8 is used for receiving a signal of the operation or stop of the suspension cage 2 from the controller 3, and controlling the electromagnet 5 to drive the push-pull rod 6 to be clamped with the stop block 4 or controlling the electromagnet 5 to drive the push-pull rod 6 to be separated from the stop block 4 according to the signal of the operation or stop of the suspension cage 2.
The electromagnet 5 is linked with the controller 3 of the cage 2 through the auxiliary contactor 8 of the contactor, when the controller 3 controls the cage 2 to operate, the auxiliary contactor 8 of the contactor receives signals from the controller, and the electromagnet 5 is controlled to drive the push-pull rod 6 to be clamped with the stop block 4, so that the protection fence door is ensured to be completely closed; when the controller 3 controls the suspension cage 2 to stop running, the contactor auxiliary contact 8 receives a signal from the controller 3, and the electromagnet 5 is controlled to drive the push-pull rod 6 to be separated from the stop block 4, so that the protective fence door is opened.
The push-pull rod 6 can be fixed on the top of the cage body through screws, and the spring 7 and the push-pull rod 6 form an electric push-pull rod. By utilizing the electromagnetic effect of the electromagnet 5, when the electromagnet 5 is electrified, the push-pull rod 6 can move to clamp the stop block 4, so that the effect of limiting the protective fence door is achieved.
The stop block 4 is fixed on the upper part of the protective fence door through screws and plays a role in limiting the opening of the protective fence door by utilizing the mechanical principle and the cooperation of the stop block and the push-pull rod 6.
The side opening of the suspension cage of the construction elevator and the electrical interlocking switch matched with the push-pull rod and the stop block are arranged on the protective fence door, so that the abnormal opening of the ladder door in the operation process of the elevator is limited, the connection and the assembly are simple, the field adjustment and the maintenance are convenient, the falling of personnel and materials caused by the fact that the suspension cage or the protective fence door is started to operate when not closed can be effectively prevented, and the controller can control the suspension cage to start to operate only when the suspension cage door and the protective fence are completely closed, so that the safety is guaranteed. In addition, the exposed part of the whole device is basically a metal part, so that the service life is long, and the device is extremely suitable for the working environment of a construction site. The device is low in investment cost, remarkable and effective in actual effect, and good in practicability and economy.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and respectively connecting the speed limiter with the controller and the suspension cage.
As shown in fig. 1, the speed governor 10 is a safety device provided to prevent the cage 2 of the construction hoist from overspeeding or falling, and may be classified into a one-way type and a two-way type, in which the one-way speed governor can only perform a speed limiting function in a descending direction of the cage, and the two-way speed governor can perform a speed limiting function in both an upper direction and a lower direction of the cage. The speed limiter should perform performance detection for a specified period.
Further, in the method of installing an elevator, the speed governor is a one-way type or two-way type speed governor.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and arranging a buffer spring on the base frame at the bottom of the guide rail frame.
Here, as shown in fig. 1, a buffer spring 12 may be installed on a spring seat connected to the base frame 11 to reduce the impact of the cage 2 when a fall accident occurs, while ensuring a soft contact when the cage and the counterweight are descended to the ground to reduce the impact when the cage and the counterweight are grounded. The buffer spring has two types, namely a conical coil spring and a cylindrical spiral spring. Usually, two or three conical coil springs or four cylindrical coil springs are arranged on the corresponding underframe of each suspension cage.
Further, in the method of installing the elevator, the buffer spring is a conical coil spring or a cylindrical coil spring.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
limiting collision blocks are arranged at the top and the bottom of the suspension cage;
and the top and the bottom of the guide rail frame are provided with limit switches matched with the corresponding limit collision blocks, and the limit switches are connected with the controller.
Here, as shown in fig. 1, the limit stopper 13 and the limit switch 14 constitute an upper and a lower stopper, in order to prevent the cage from exceeding a position to be stopped when going up and down, or being provided as a result of an accident caused by the fact that the cage continues to go up or down due to a driver's misoperation, an electrical fault, and the like, the upper and the lower stopper are installed on the cage and the guide rail frame, the upper and the lower stopper are constituted by the limit stopper and the limit switch, and the limit switch 14 provided at the top of the cage can prevent roof fall; the limit switch 14 arranged at the bottom of the cage can accurately stop the floor, and belongs to an automatic reset type.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
the top and the bottom of guide rail frame set up with correspond the spacing limit switch that bumps piece complex, will limit switch with the controller is connected, wherein, will the limit switch at the top of guide rail frame set up in the limit switch's at the top of guide rail frame upper portion will the limit switch of the bottom of guide rail frame set up in the limit switch's of the bottom of guide rail frame lower part.
Here, as shown in fig. 1, the limit stopper 13 and the limit switch 15 constitute upper and lower limit stoppers, which are mounted on the cage 2 and the rail frame 1. When the upper limit stopper and the lower limit stopper do not work, the power supply can be cut off in time to stop the suspension cage after the suspension cage runs over the limit switch and the overtravel (the overtravel refers to the safety distance specified between the limit switch and the limit switch). The limit is a non-automatic reset type. After the action, the cage can be restarted only by manual reset.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and a safety hook matched with the suspension cage is arranged at the top of the guide rail frame.
Here, as shown in fig. 1, the safety hook 16 is a hook block that is provided to prevent the cage from reaching a predetermined position, the upper limit stopper and the upper limit stopper cannot be operated in time due to various reasons, and the cage 2 continues to move upward, which causes the cage 2 to impact the top surface of the rail frame 1 to cause a rollover and falling accident, and is also a final safety device. When the lifting cage ascends to the top of the safety protection facility of the guide rail frame, the lifting cage is safely hooked on the guide rail frame, the lifting cage is prevented from derailing, and the lifting cage is prevented from overturning and falling accidents.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and arranging an emergency stop switch connected with the controller, wherein the emergency stop switch is arranged at the top of the suspension cage.
When the cage is in an emergency situation of various reasons in the operation process, a driver can press the emergency stop switch at any time to stop the operation of the cage. The emergency stop switch must be a non-self-resetting safety device and is generally arranged on the top of a suspension cage.
Further, in the above elevator installation method, after connecting the rectifier bridge to the contactor auxiliary contact, the method further includes:
and a ground access at the bottom of the guide rail frame is provided with a protective shed, wherein the width of the protective shed is not less than the outermost size of the suspension cage.
When the construction elevator is installed, a protective shed at a ground access port is erected in time to prevent materials in the suspension cage from damaging ground workers when falling to the ground when the construction elevator operates, the material erected on the protective shed is made of common scaffold steel pipes, the length of the protective shed is not less than 5m, and the protective shed can be connected with a ground channel protective shed conditionally. The width should be no less than the outermost dimension of the cage of the elevator. The top material can be 50mm thick wood board or two layers of bamboo basketries, and the distance between the upper and lower bamboo basketries is not less than 600 mm.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (1)
1. A method of installing an elevator, comprising:
arranging a guide rail bracket;
a suspension cage is arranged on the guide rail frame;
connecting a controller with the suspension cage, wherein the controller is used for controlling the suspension cage to move up and down on the guide rail frame,
set up the cage on the guide rail frame and include:
arranging a cage body and a protective fence door for closing an opening on the side surface of the cage body to form a suspension cage;
a stop block arranged on the protective fence door;
the electromagnet and the push-pull rod are arranged at the opening on the side face of the cage body, the push-pull rod is connected with the electromagnet, a spring is arranged on the push-pull rod, and the push-pull rod is matched with the stop block;
connecting the auxiliary contact of the contactor with the controller and the electromagnet respectively;
connecting a rectifier bridge with the auxiliary contact of the contactor;
after the rectifier bridge is connected with the auxiliary contact of the contactor, the method further comprises the following steps:
limiting collision blocks are arranged at the top and the bottom of the suspension cage;
limiting switches matched with the corresponding limiting collision blocks are arranged at the top and the bottom of the guide rail frame, and the limiting switches are connected with the controller;
limit switches matched with the corresponding limit collision blocks are arranged at the top and the bottom of the guide rail frame, and the limit switches are connected with the controller, wherein the limit switches at the top of the guide rail frame are arranged at the upper part of the limit switches at the top of the guide rail frame, and the limit switches at the bottom of the guide rail frame are arranged at the lower part of the limit switches at the bottom of the guide rail frame;
respectively connecting a speed limiter with the controller and the suspension cage, wherein the speed limiter is a one-way type or two-way type speed limiter;
arranging a buffer spring on a base frame at the bottom of the guide rail frame, wherein the buffer spring is a conical coil spring or a cylindrical spiral spring;
a safety hook matched with the suspension cage is arranged at the top of the guide rail frame;
arranging an emergency stop switch connected with the controller, wherein the emergency stop switch is arranged at the top of the suspension cage;
and a ground access at the bottom of the guide rail frame is provided with a protective shed, wherein the width of the protective shed is not less than the outermost size of the suspension cage.
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| CN201711273537.5A CN108190691B (en) | 2017-12-06 | 2017-12-06 | Method for installing elevator |
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| CN201711273537.5A CN108190691B (en) | 2017-12-06 | 2017-12-06 | Method for installing elevator |
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| CN108190691B true CN108190691B (en) | 2020-09-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112746730B (en) * | 2020-12-25 | 2022-02-22 | 重庆交通职业学院 | Auxiliary device for rail transit construction |
| CN113666234B (en) * | 2021-07-30 | 2023-01-17 | 中国十七冶集团有限公司 | Safety protection method for outer floor access door of construction elevator |
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| CN203767816U (en) * | 2014-04-10 | 2014-08-13 | 浙江德清华杨科技有限公司 | Landing door safety control device of construction elevator |
| CN104003274A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking device of construction elevator landing door |
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| US4009767A (en) * | 1974-03-07 | 1977-03-01 | Linden-Alimak Ab | Magnetically actuated locking system for elevator doors |
| JP2008513316A (en) * | 2004-09-23 | 2008-05-01 | オーチス エレベータ カンパニー | Elevator door lock |
| CN203767816U (en) * | 2014-04-10 | 2014-08-13 | 浙江德清华杨科技有限公司 | Landing door safety control device of construction elevator |
| CN104003274A (en) * | 2014-06-10 | 2014-08-27 | 昆山亿顺自动化科技有限公司 | Locking device of construction elevator landing door |
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| CN108190691A (en) | 2018-06-22 |
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