CN210558723U - Unexpected removal system of elevator car stops device - Google Patents
Unexpected removal system of elevator car stops device Download PDFInfo
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- CN210558723U CN210558723U CN201921740090.2U CN201921740090U CN210558723U CN 210558723 U CN210558723 U CN 210558723U CN 201921740090 U CN201921740090 U CN 201921740090U CN 210558723 U CN210558723 U CN 210558723U
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Abstract
The utility model discloses an accidental movement stopping device for an elevator car, which belongs to the technical field of elevator cars and comprises a car vertical beam, a bearing cross beam, a car, a hydraulic brake caliper, a hydraulic pump and a hydraulic oil tank, wherein the front wall and the rear wall of the top of the car vertical beam are both screwed with the bearing cross beam, the top wall of the bearing cross beam is screwed with a traction wheel mounting frame, the bottom of the car vertical beam is screwed with the top wall of a car bottom bearing plate, the top wall of the car bottom bearing plate is screwed with the bottom wall of the car, the top wall of the car is screwed with the bottom wall of the bearing cross beam, the left outer side wall and the right outer side wall of the car vertical beam are both fixedly provided with the hydraulic brake caliper, an oil port of the hydraulic brake caliper is connected with an oil outlet of the hydraulic pump through a pipeline, an oil inlet of the hydraulic pump is connected with an oil, the PCB board is installed in the elevator controller, the utility model discloses can avoid because of the unexpected accident that removes the production of car.
Description
Technical Field
The utility model relates to an elevator car technical field specifically is an unexpected system of stopping that removes of elevator car stops device.
Background
The car is a box-shaped space used by elevators to carry and transport people and materials. The car is generally composed of main components such as a car bottom, a car wall, a car roof, a car door and the like. Is a body part of an elevator for carrying passengers or cargo and other loads.
When the car moves, the situation that probably can break down leads to the elevator abnormal operation, consequently needs to stop the car, and current stop-making scheme has:
1. the rope clamping device linkage scheme is as follows: through the detection of a control system, when the elevator is found to have abnormal operation, the elevator car moves accidentally, the rope clamping device is triggered to act, the steel wire rope stops moving, and the purpose of stopping the elevator car from moving accidentally is achieved. The disadvantages are as follows: although the braking action can brake the car movement, the braking force is based on the rope friction, and if the rope friction is reduced, the mode has the possibility of failure.
2. The traction machine locking scheme is as follows: through the detection of a control system, when the elevator is found to have abnormal operation, the elevator car moves unexpectedly, and the braking device is triggered to act, so that the traction machine stops moving, and the purpose of braking the elevator car to move unexpectedly is achieved. The disadvantages are as follows: although the operation of the brake hoist can brake the movement of the car, the brake force is also based on the friction force of the wire rope, and if the friction force of the wire rope is reduced, the mode has the possibility of failure.
In view of the disadvantages of the above-described methods and the potential safety hazards associated therewith, an accidental movement stopping device for an elevator car has been proposed.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The utility model discloses in view of above-mentioned and/or the problem that exists in the unexpected stop device that removes of current elevator car, provided the utility model.
Therefore, the utility model aims at providing an unexpected removal of elevator car system stops device can solve the above-mentioned prior art's that proposes car system stop power and establish on the basis of wire rope frictional force, if wire rope frictional force reduces, the problem that this mode has the possibility of inefficacy.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
an elevator car accidental movement braking device, comprising: the elevator car comprises a car vertical beam, a bearing cross beam, a car, a hydraulic brake caliper, a hydraulic pump and a hydraulic oil tank, wherein the bearing cross beam is screwed on the front wall and the rear wall of the top of the car vertical beam, the bearing cross beam is screwed on the top wall of the bearing cross beam, a traction sheave mounting frame is screwed on the top wall of the bearing cross beam, a traction sheave is mounted on the traction sheave mounting frame, the bottom of the car vertical beam is screwed on the top wall of a car bottom bearing plate, the top wall of the car bottom bearing plate is screwed on the bottom wall of the car, a guide shoe is fixedly mounted on the top of the car bottom bearing plate and is in sliding connection with an elevator guide rail, the elevator guide rail is vertically fixed on a wall through bolts, the hydraulic brake caliper is fixedly mounted on the left outer side wall and the right outer side wall of the car vertical beam, the hydraulic brake caliper is in electrical input, the programmable PLC is installed on a PCB, the PCB is installed in an elevator controller, an oil port of the hydraulic brake caliper is connected with an oil outlet of a hydraulic pump through a pipeline, an oil inlet of the hydraulic pump is connected with an oil inlet and an oil outlet of a hydraulic oil tank through a pipeline, and the hydraulic pump and the hydraulic oil tank are both in threaded connection with the bottom of the car bottom supporting plate.
As an unexpected removal system stop device of elevator car preferred scheme, wherein: the top walls of the two bearing cross beams are fixedly connected with each other through steel plates, and reinforcing rib plates are fixedly connected between the two bearing cross beams through bolts.
As an unexpected removal system stop device of elevator car preferred scheme, wherein: and at least two groups of hydraulic brake calipers are positioned on the same side of the car.
As an unexpected removal system stop device of elevator car preferred scheme, wherein: rope blocking rods are arranged at the left end and the right end of the traction sheave mounting frame.
Compared with the prior art: the elevator car accidental movement stopping device is provided with a car vertical beam, a car, an elevator guide rail, a hydraulic brake caliper, a manual control switch, a programmable PLC (programmable logic controller), a PCB (printed circuit board), an elevator controller, a hydraulic pump and a hydraulic oil tank, wherein the left outer side wall and the right outer side wall of the car vertical beam are both fixedly provided with the hydraulic brake caliper, the input end of the hydraulic brake caliper is electrically connected with the programmable PLC in an input mode, the programmable PLC is arranged on the PCB, the PCB is arranged in the elevator controller, an oil port of the hydraulic brake caliper is connected with an oil outlet of the hydraulic pump through a pipeline, an oil inlet of the hydraulic pump is connected with an oil inlet and an oil outlet of the hydraulic oil tank through a pipeline, when the elevator runs, the programmable PLC in the elevator controller controls a tractor to release a brake, and simultaneously controls the hydraulic pump to act to enable the hydraulic, meanwhile, the hydraulic pump is controlled to act, so that the hydraulic brake caliper is controlled to clamp the elevator guide rail to brake, the elevator car is firmly clamped on the guide rail, the possibility of preventing the car from moving accidentally is achieved, the brake force is not influenced by the abrasion of the steel wire rope, the brake force directly acts on the car, even if the friction force of the steel wire rope is reduced, the phenomena of top impact and bottom squat can only occur, the shearing accident caused by the accidental movement of the car cannot occur, and the safety is greatly improved; even if the hydraulic brake caliper can not release the brake due to the failure of the elevator controller, the hydraulic brake caliper can be unlocked by a worker through a manual control switch, so that people are prevented from being trapped.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is a schematic front view of an accidental movement stopping device of an elevator car of the utility model;
fig. 2 is a schematic plan view of the elevator car accidental movement stopping device of the present invention;
fig. 3 is the circuit schematic diagram of the elevator car accidental movement stopping device of the utility model.
In the figure, 100 car vertical beams, 200 load-bearing cross beams, 210 traction sheave mounting frames, 211 traction sheaves, 212 rope blocking rods, 220 steel plates, 230 reinforcing rib plates, 300 car bottom bearing plates, 310 guide shoes, 400 cars, 500 elevator guide rails, 600 walls, 700 hydraulic brake calipers, 800 hydraulic pumps, 810 hydraulic oil tanks, 910 manual control switches, 920 programmable PLCs, 930PCB plates and 940 elevator controllers.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides an unexpected removal system of elevator car stops device, please refer to fig. 1, include: the elevator car comprises a car vertical beam 100, a bearing cross beam 200, a car 500, a hydraulic brake caliper 700, a hydraulic pump 800 and a hydraulic oil tank 810;
referring to fig. 1 and 2, the front and rear walls of the top of the car upright beam 100 are both screwed with a bearing beam 200, the top wall of the bearing beam 200 is screwed with a traction sheave mounting bracket 210, a traction sheave 211 is mounted on the traction sheave mounting bracket 210, and the traction sheave 211 is driven to rotate by a steel wire rope on a traction machine to drive the car 400 to ascend or descend along the elevator guide rail 500 through a guide shoe 310;
referring to fig. 1, the bottom of the car upright beam 100 is screwed to the top wall of the car bottom support plate 300, the car bottom support plate 300 is used for supporting the car 400, the top wall of the car bottom support plate 300 is screwed to the bottom wall of the car 400, the top wall of the car 400 is screwed to the bottom wall of the bearing cross beam 200, and the car is fixed together by the car bottom support plate 300 and the bearing cross beam 200;
referring to fig. 1 again, the top of the car bottom supporting plate 300 is fixedly provided with a guide shoe 310, the guide shoe 310 is connected with an elevator guide rail 500 in a sliding manner, the guide shoe 310 is used for enabling the car 400 to move up and down along the elevator guide rail 500 to play a role in guiding, the elevator guide rail 500 is vertically fixed on a wall 600 through bolts, and the elevator guide rail 500 is a T-shaped guide rail and used for fixing the moving direction of the car 400;
referring to fig. 1 and 2, the left and right outer side walls of the car upright beam 100 are fixedly provided with hydraulic brake calipers 700, oil ports of the hydraulic brake calipers 700 are connected with oil outlets of a hydraulic pump 800 through pipes, oil inlets of the hydraulic pump 800 are connected with oil inlets and oil outlets of a hydraulic oil tank 810 through pipes, the hydraulic pump 800 and the hydraulic oil tank 810 are both screwed to the bottom of the car bottom bearing plate 300, the hydraulic pump 800 acts to pump oil in oil bins of the hydraulic brake calipers 700 into the hydraulic oil tank 810 by pumping the oil out, so that the hydraulic brake calipers 700 release the elevator guide rail 500, or the oil in the hydraulic oil tank 810 is pumped out and pumped into the oil bins of the hydraulic brake calipers 700 to provide power for the hydraulic brake calipers 700;
referring to fig. 3, the hydraulic pump 800 is electrically connected to the manual control switch 910, the hydraulic pump 800 is electrically connected to the programmable PLC920, the programmable PLC920 is mounted on the PCB 930, the PCB 930 is mounted in the elevator controller 940, and the programmable PLC920 is configured to control operation of the elevator and operation of the hydraulic pump 800 and the hydraulic brake caliper 700.
Referring to fig. 2, the top walls of two bearing beams 200 are fixedly connected with each other through a steel plate 220, a reinforcing rib plate 230 is fixedly connected between the two bearing beams 200 through bolts, and both the steel plate 220 and the reinforcing rib plate 230 are used for fixing the two bearing beams.
At least two sets of hydraulic calipers 700 are located on the same side of the car 400 to ensure a firm hold down of the car.
Referring to fig. 2, rope blocking rods 212 are disposed at both left and right ends of the traction sheave mounting bracket 210, and the rope blocking rods 212 are used for blocking the steel wire rope from coming off the traction sheave 211.
When the elevator car is in specific use, the elevator controller 940 controls a tractor to drag the traction sheave 211 on the traction sheave mounting frame 210 through a steel wire rope by controlling the tractor to drag the elevator car 400 to run along the elevator guide rail 500 mounted on the wall 600 through the guide shoe 310 through the programmable PLC920 on the PCB 930, when the elevator runs, the programmable PLC920 in the elevator controller 940 controls the tractor to brake and release, and at the same time, controls the hydraulic pump 800 to operate, so that oil in an oil bin of the hydraulic brake caliper 700 is pumped out and pumped into the hydraulic oil tank 810, so that the hydraulic brake caliper 700 releases the elevator guide rail 500, the elevator runs normally, when the elevator stops, the programmable PLC920 controls the tractor to brake and at the same time, controls the hydraulic pump 800 to operate, so that oil in the hydraulic oil tank 810 is pumped into the oil bin of the hydraulic brake caliper 700 to provide power for the hydraulic brake caliper 700, so that the hydraulic brake caliper 700 clamps the elevator guide rail 500 to brake the elevator car 400 on the, the possibility of preventing the car 400 from moving accidentally is accomplished, for example, if the hydraulic brake caliper 700 fails to release the brake due to a failure of the elevator controller 940, the hydraulic brake caliper can be unlocked by a worker through the manual control switch 910, and the situation that someone is trapped is prevented.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (4)
1. The utility model provides an unexpected removal system of elevator car stops device which characterized in that: the elevator guide rail device comprises a car vertical beam (100), a bearing cross beam (200), a car (400), a hydraulic brake caliper (700), a hydraulic pump (800) and a hydraulic oil tank (810), wherein the bearing cross beam (200) is in threaded connection with the top front wall and the back wall of the car vertical beam (100), a traction wheel mounting frame (210) is in threaded connection with the top wall of the bearing cross beam (200), a traction wheel (211) is installed on the traction wheel mounting frame (210), the bottom of the car vertical beam (100) is in threaded connection with the top wall of a car bottom bearing plate (300), the top wall of the car bottom bearing plate (300) is in threaded connection with the bottom wall of the car (400), the top wall of the car (400) is in threaded connection with the bottom wall of the bearing cross beam (200), guide shoes (310) are fixedly installed at the top of the car bottom bearing plate (300), the guide shoes (310) are in sliding connection with an elevator guide rail (500), and the elevator guide rail (500), the car founds all fixed mounting of lateral wall about roof beam (100) and has hydraulic pressure brake caliper (700), the hydraulic port of hydraulic pressure brake caliper (700) passes through the pipeline and is connected with the oil-out of hydraulic pump (800), the oil inlet of hydraulic pump (800) passes through the pipeline and is connected with the business turn over hydraulic fluid port of hydraulic tank (810), hydraulic pump (800) and hydraulic tank (810) all spiro union in the bottom of sedan-chair bottom bearing board (300), hydraulic pump (800) and manual control switch (910) electric input connection, hydraulic pump (800) and programmable PLC (920) electric input connection, programmable PLC (920) install on PCB board (930), install in elevator controller (940) PCB board (930).
2. The accidental movement stopping device of an elevator car as claimed in claim 1, wherein: the top walls of the two bearing cross beams (200) are fixedly connected with each other through steel plates (220), and reinforcing rib plates (230) are fixedly connected between the two bearing cross beams (200) through bolts.
3. The accidental movement stopping device of an elevator car as claimed in claim 1, wherein: and at least two groups of hydraulic brake calipers (700) are arranged on the same side of the car (400).
4. The accidental movement stopping device of an elevator car as claimed in claim 1, wherein: rope blocking rods (212) are arranged at the left end and the right end of the traction sheave mounting frame (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740090.2U CN210558723U (en) | 2019-10-17 | 2019-10-17 | Unexpected removal system of elevator car stops device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921740090.2U CN210558723U (en) | 2019-10-17 | 2019-10-17 | Unexpected removal system of elevator car stops device |
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| Publication Number | Publication Date |
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| CN210558723U true CN210558723U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921740090.2U Active CN210558723U (en) | 2019-10-17 | 2019-10-17 | Unexpected removal system of elevator car stops device |
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| CN (1) | CN210558723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942911A (en) * | 2021-12-21 | 2022-01-18 | 库珀（天津）科技有限公司 | Tower drum lifter equipment for floating type offshore wind turbine platform |
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2019
- 2019-10-17 CN CN201921740090.2U patent/CN210558723U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942911A (en) * | 2021-12-21 | 2022-01-18 | 库珀（天津）科技有限公司 | Tower drum lifter equipment for floating type offshore wind turbine platform |
| CN113942911B (en) * | 2021-12-21 | 2022-03-04 | 库珀（天津）科技有限公司 | Tower drum lifter equipment for floating type offshore wind turbine platform |
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