CN109835792B - Elevator movement stopping device - Google Patents
Elevator movement stopping device Download PDFInfo
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- CN109835792B CN109835792B CN201910265240.7A CN201910265240A CN109835792B CN 109835792 B CN109835792 B CN 109835792B CN 201910265240 A CN201910265240 A CN 201910265240A CN 109835792 B CN109835792 B CN 109835792B
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- base
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- firing pin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses an elevator movement stopping device, which comprises an edge fixed base, a center fixed base and a movement base, wherein the edge fixed base is fixedly connected with the center fixed base; the edge fixing base and the center fixing base are detachably connected with the movable base; the edge fixing base comprises an edge base support and a firing pin type operation switch base, the edge base support is arranged on the side wall of the hoistway, the firing pin type operation switch base is connected to the upper end face of the edge base support through bolts, and the firing pin type operation switch base is arranged on an operation loop of the elevator; the central fixing base comprises a central base support and a striker type overhaul switch base, the striker type overhaul switch base is fixed on one side of the upper end face of the central base support, and the striker type overhaul switch base is arranged on an overhaul loop of the elevator; the movable base comprises a buffer rod, a movable support, a firing pin type movable switch and a firing pin type switch support, wherein the buffer rod is connected to the top end of the movable support, and the firing pin type movable switch is fixed on the side face of the movable support through the firing pin type switch support.
Description
Technical Field
The invention relates to the field of elevator assembly, in particular to an elevator movement stopping device.
Background
With the rise of the additional installation of the elevator in China, if a telecommunication cable or a gas pipeline is laid underground, the pit cannot be dug downwards, and when a normal elevator is completely compressed in a buffer according to the lift manufacturing and installation safety Specification of GB7588-2003, enough space is needed in the pit, the size of the space is based on the condition that a cuboid which is not less than 0.50mX0.60deg.mXl.0 m can be contained, and any plane is placed downwards, so that the requirements of the height of the pit, the buffer distance, the buffer compression stroke and the buffer height are met, and the pit at least needs 1.2m to meet the national standard. At this time, a shallow pit scheme is required according to GB28621-2012, "new elevator manufacturing and installation safety regulations installed in existing buildings", in which a movable stopping device is involved, a mechanical stopping device can mechanically stop a car, and when overhauling, the pit has enough space for protecting maintenance personnel for elevator maintenance, and a simple and easy stopping device needs to be designed to protect the safety of maintenance personnel.
Disclosure of Invention
The invention aims to solve the problems and provide the elevator movement stopping device which occupies small space, is convenient to install, has a simple integral structure and is convenient to use.
In order to achieve the above object, the technical scheme of the present invention is as follows:
an elevator movement stopping device comprises an edge fixed base, a center fixed base and a movement base; the edge fixing base and the center fixing base are detachably connected with the movable base; the edge fixing base comprises an edge base support and a firing pin type operation switch base, the edge base support is fixedly arranged on the side wall of a hoistway, the firing pin type operation switch base is fixedly connected to the upper end face of the edge base support through bolts, and the firing pin type operation switch base is arranged on an operation loop of an elevator; the center fixing base comprises a center base support and a firing pin type overhaul switch base, the firing pin type overhaul switch base is fixed on one side of the upper end face of the center base support, and the firing pin type overhaul switch base is arranged on an overhaul loop of the elevator; the movable base comprises a buffer rod, a movable support, a firing pin type movable switch and a firing pin type switch support, wherein the buffer rod is fixedly connected to the top end of the movable support, and the firing pin type movable switch is fixed to the side face of the movable support through the firing pin type switch support.
Further, the center fixed base further comprises a buffer, the buffer is fixed on the upper end face of the middle of the center base support, a buffer groove corresponding to the buffer is formed in the bottom end of the movable support in the movable base, and the position of the striker type movable switch corresponds to the position of the striker type overhauling switch base.
Furthermore, the upper end surfaces of the edge base support and the center base support are respectively provided with a fixed stud, the movable support is provided with a fixed through hole corresponding to the fixed stud, and the movable support is detachably connected to the edge base support or the center base support through the fixed studs; when the movable support is connected to the edge base support or the center base support through the fixing stud, the position of the firing pin type movable switch corresponds to the position of the firing pin type overhauling switch base or the firing pin type operation switch base.
Compared with the prior art, the invention has the advantages and positive effects that:
when the elevator normally operates, the movable base is arranged at the upper end of the edge base bracket, the movable base does not have any interference with the elevator, the firing pin type movable switch is contacted with the firing pin type operation switch Guan De, and the operation loop of the elevator is communicated, so that the normal operation of the elevator is ensured; when the elevator is overhauled, the movable base is arranged at the upper end of the central base bracket, the firing pin type movable switch is contacted with the firing pin type overhauling switch base, and an overhauling loop of the elevator is communicated, so that the normal overhauling operation of the elevator is ensured; when the firing pin type movable switch is not contacted with the firing pin type overhauling switch base or the firing pin type operation switch base, the working circuit of the elevator is interrupted, the elevator stops working, the whole structure of the movable base is simple, and the movable base is convenient to disassemble and use; the operation is simple and convenient, and meanwhile, the safety of the overhaul work of the elevator is obviously improved; on the other hand, the switches in the invention are all striker type switches, so that the occurrence of adhesion of the switches in the use process is avoided, and the operation safety of the elevator is improved; and the design of center unable adjustment base support upper end fixed connection buffer, movable support upper end fixed connection buffer pole makes the elevator normal operating time or when the elevator overhauls, and under the other safety device inefficacy circumstances of elevator, the buffer board at the bottom of the sedan-chair can strike on buffer or buffer pole, brings last one deck safety guarantee for the elevator, very big improvement the safety performance of elevator.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic view of the location of the present invention when the elevator is operating normally;
FIG. 2 is a schematic view of a mobile base mounted on an edge-fixed base;
FIG. 3 is a schematic view of a mobile base mounted on a central stationary base;
FIG. 4 is a schematic view of the structure of the edge fixing base;
FIG. 5 is a schematic structural view of a center fixing base;
FIG. 6 is a schematic view of a structure of a mobile base;
fig. 7 is a schematic diagram of the circuit operation of the present elevator.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, modifications, equivalents, improvements, etc., which are apparent to those skilled in the art without the benefit of this disclosure, are intended to be included within the scope of this invention.
As shown in fig. 1 to 7, an elevator moving stopping device comprises a moving base 3, an edge fixing base 1 and a center fixing base 2, wherein when the elevator is in normal operation, a fixing through hole on the moving base 3 is sleeved on a fixing stud 4 positioned on the upper end surface of the fixing base 1, and then the fixing stud is screwed by a bolt; as shown in fig. 1 and 5, a center fixing seat 2 is fixed on a projection center position of the center of the car at a pit through an expansion bolt, a buffer 23 is arranged on the top of a center base support 21, a striker type overhaul switch base 22 is fixed on the center base support 21 through a bolt, and the buffer 23 is used as a protection device of the elevator during normal operation of the elevator; the moving base 3 is composed of a buffer rod 34, a moving bracket 31, a striker type moving switch 33, and a striker type switch bracket 32, the buffer rod 34 is mounted on the top of the moving bracket 31, and the striker type moving switch 33 is fixed to the side of the moving bracket 31 through the striker type switch bracket 32. The edge fixing seat 1 is composed of an edge base bracket 11 and a striker type operation switch base 12, the striker type operation switch base 12 is fixed on the edge base bracket 1 through bolts, and the striker type movable switch 33 is accurately pressed on the striker type operation switch base 12.
When the maintenance operation is performed, the movable base 3 moves the welded fixing studs 4 on the edge fixing base 1 to the fixing studs 4 on the central fixing base 2 (for convenience of understanding, the studs on the upper end surfaces of the edge fixing base 1 and the central fixing base 2 are represented by the fixing studs 4). The center fixing seat 2 is composed of a center base support 21, a buffer 23 and a striker type overhaul switch base 22, the buffer 23 is arranged at the top of the center base support 21, the striker type overhaul switch base 22 is fixed on the center base support 21 through bolts, a striker type movable switch 33 is accurately pressed on the striker type overhaul switch base 22, and a buffer groove 35 on the movable support 31 is sleeved on the outer side of the buffer 23.
The specific steps of the operation of the whole elevator equipment are as follows:
when maintenance personnel overhauls the pit, the elevator landing door enters the pit firstly after being opened, the movable base 3 is detached from the edge fixed base 1 and is carried out, at the moment, the striker type movable switch 33 is separated from the striker type operation switch base 12 on the edge fixed base 1, the striker type operation switch in fig. 7 is disconnected (the striker type operation switch is formed by matching the striker type movable switch 33 with the striker type operation switch base 12), so that an elevator safety loop is disconnected, and the elevator cannot operate;
secondly, moving the movable base 3 to the central fixed base 2 and fastening the movable base by bolts, wherein the striker type movable switch 33 is pressed to the striker type overhaul switch base 22 on the central fixed base 2, the striker type overhaul switch in fig. 7 is closed (the striker type overhaul switch is formed by matching the striker type movable switch 33 with the striker type overhaul switch base 22), an elevator loop is communicated, overhaul operation can only be carried out, the car roof overhaul switch in fig. 7 is a control switch during normal overhaul of the elevator, the design height of the movable base is larger than national standard requirement, and the height of a square can be accommodated when the car is fully compressed on a buffer;
when the maintenance is completed, the movable base 3 is detached from the central fixed base 2 and carried out, and at the moment, the striker type movable switch 33 is separated from the striker type maintenance switch base 22 on the central fixed base 2, and the striker type maintenance switch in fig. 7 is disconnected, so that an elevator loop is disconnected, and the elevator cannot run;
fourth, the movable base 3 is moved to the edge fixing base 1 and fastened by bolts, and at this time, the striker type movable switch 33 is pressed to the striker type operation switch base 12 on the edge fixing base 1, the striker type operation switch in fig. 7 is closed, the safety circuit of the elevator is turned on, and normal operation is possible.
To sum up: according to the mobile stopping device provided by the invention, when the mobile base is moved away from the edge fixed base during maintenance, the safety circuit is disconnected, and maintenance operation can not be performed until the mobile base is fixed to the center fixed base; after maintenance is completed, the movable base is moved away from the central fixed base, the safety circuit is disconnected, and normal operation can be performed until the movable base is fixed to the edge fixed base. The elevator car is simple in overall structure, the car is mechanically stopped, safety and reliability are achieved, the elevator car is convenient to use in an electrical control overhaul and normal operation mode, the requirement of installing the elevator in the small pit is met in application, and the overhaul and maintenance safety risks of the small pit are reduced while the installation cost of old communities is reduced.
Claims (3)
1. An elevator movement stopping device, characterized in that: the movement stopping device comprises an edge fixed base, a center fixed base and a movement base; the edge fixing base and the center fixing base are detachably connected with the movable base; the edge fixing base comprises an edge base support and a firing pin type operation switch base, the edge base support is fixedly arranged on the side wall of a hoistway, the firing pin type operation switch base is fixedly connected to the upper end face of the edge base support through bolts, and the firing pin type operation switch base is arranged on an operation loop of an elevator; the center fixing base comprises a center base support and a firing pin type overhaul switch base, the firing pin type overhaul switch base is fixed on one side of the upper end face of the center base support, and the firing pin type overhaul switch base is arranged on an overhaul loop of the elevator; the movable base comprises a buffer rod, a movable support, a firing pin type movable switch and a firing pin type switch support, wherein the buffer rod is fixedly connected to the top end of the movable support, and the firing pin type movable switch is fixed on the side surface of the movable support through the firing pin type switch support;
when the pit is overhauled, the movable base is detached from the edge fixed base and is moved to the center fixed base to be fastened by bolts, at the moment, the safety loop of the elevator is disconnected, the elevator cannot run, and only overhauling operation can be carried out; when the overhaul is completed, the movable base is detached from the central fixed base, is moved to the edge fixed base and is fastened by bolts, and at the moment, the elevator safety circuit is connected, and the elevator can normally move.
2. The elevator movement stopping device according to claim 1, wherein: the center fixed base further comprises a buffer, the buffer is fixed on the upper end face of the middle of the center base support, a buffer groove corresponding to the buffer is formed in the bottom end of the moving support in the moving base, and the position of the striker type moving switch corresponds to the position of the striker type overhauling switch base.
3. The elevator movement stopping device according to claim 2, characterized in that: the upper end surfaces of the edge base support and the center base support are respectively provided with a fixed stud, the movable support is provided with a fixed through hole corresponding to the fixed stud, and the movable support is detachably connected to the edge base support or the center base support through the fixed studs; when the movable support is connected to the edge base support or the center base support through the fixing stud, the position of the firing pin type movable switch corresponds to the position of the firing pin type overhauling switch base or the firing pin type operation switch base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265240.7A CN109835792B (en) | 2019-04-03 | 2019-04-03 | Elevator movement stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910265240.7A CN109835792B (en) | 2019-04-03 | 2019-04-03 | Elevator movement stopping device |
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| Publication Number | Publication Date |
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| CN109835792A CN109835792A (en) | 2019-06-04 |
| CN109835792B true CN109835792B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910265240.7A Active CN109835792B (en) | 2019-04-03 | 2019-04-03 | Elevator movement stopping device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054047A (en) * | 2019-04-16 | 2019-07-26 | 快意电梯股份有限公司 | Elevator only stop device |
| CN110482370B (en) * | 2019-08-29 | 2021-02-09 | 广船国际有限公司 | Elevator pit arrangement structure |
| CN111520055A (en) * | 2020-04-20 | 2020-08-11 | 常州大学 | Flexible power generation phase change thermal-arrest integration (window) curtain |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005206346A (en) * | 2004-01-23 | 2005-08-04 | Otis Elevator Co | Method for maintaining and inspecting elevator device |
| CN1868848A (en) * | 2005-05-25 | 2006-11-29 | 上海三菱电梯有限公司 | Control device of elevator |
| CN202296639U (en) * | 2011-08-29 | 2012-07-04 | 苏州台菱电梯有限公司 | Rotary type mechanical lower prevention device |
| CN103183266A (en) * | 2013-03-18 | 2013-07-03 | 苏州富士电梯有限公司 | Speed limiter tension device for elevator |
| CN205932839U (en) * | 2016-07-21 | 2017-02-08 | 西继迅达（许昌）电梯有限公司 | A to heavy fixing device for elevator overhauls |
-
2019
- 2019-04-03 CN CN201910265240.7A patent/CN109835792B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005206346A (en) * | 2004-01-23 | 2005-08-04 | Otis Elevator Co | Method for maintaining and inspecting elevator device |
| CN1868848A (en) * | 2005-05-25 | 2006-11-29 | 上海三菱电梯有限公司 | Control device of elevator |
| CN202296639U (en) * | 2011-08-29 | 2012-07-04 | 苏州台菱电梯有限公司 | Rotary type mechanical lower prevention device |
| CN103183266A (en) * | 2013-03-18 | 2013-07-03 | 苏州富士电梯有限公司 | Speed limiter tension device for elevator |
| CN205932839U (en) * | 2016-07-21 | 2017-02-08 | 西继迅达（许昌）电梯有限公司 | A to heavy fixing device for elevator overhauls |
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| CN109835792A (en) | 2019-06-04 |
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