CN220625697U - Elevator buffer detection test device - Google Patents
Elevator buffer detection test device Download PDFInfo
- Publication number
- CN220625697U CN220625697U CN202322382670.1U CN202322382670U CN220625697U CN 220625697 U CN220625697 U CN 220625697U CN 202322382670 U CN202322382670 U CN 202322382670U CN 220625697 U CN220625697 U CN 220625697U
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- rod
- sliding
- elevator buffer
- sliding block
- frame
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- 239000000872 buffer Substances 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model relates to the technical field of elevator buffers, in particular to an elevator buffer detection test device, which comprises a test bed, wherein a fixing seat for installing an elevator buffer is fixedly arranged on the test bed, a lifting frame is fixedly arranged on the test bed, a sliding rod is fixedly connected to the lifting frame, a sliding block is arranged on the sliding rod in a matched manner, a placing frame capable of placing a balancing weight inside is fixedly connected to the sliding block, a ball screw drives a mounting plate to vertically move downwards through a nut, the mounting plate drives a fixing rod to enter a movable through hole, a hydraulic cylinder drives a guide block to horizontally move in a sliding groove through a traction rod, a limiting plate deflects outwards and is movably abutted against the bottom end of the sliding block, so that the placing frame is fixedly limited, the stability of the placing frame on the sliding rod is guaranteed, and the weight of the placing frame is adjusted by placing the balancing weight in the placing frame, so that the influence of different weights on the elevator buffer can be detected.
Description
Technical Field
The utility model relates to the technical field of elevator buffers, in particular to an elevator buffer detection test device.
Background
The elevator buffer is an elevator safety device for providing the last safety protection, is arranged in a pit of a well of an elevator and is positioned under a lift car and a counterweight, and when the elevator passes the bottom layer or the top layer of a terminal landing due to the breakage of a steel wire rope, the insufficient traction friction force and the braking force of a band-type brake or the failure of a control system in the upward or downward movement of the elevator, the buffer plays a role in buffering so as to prevent the lift car or the counterweight from directly striking the bottom or the top, thereby protecting the safety of passengers and equipment.
The elevator buffer detection test device comprises a base and a placing frame, wherein the top end of the base is provided with a lifting mechanism, two sides of the placing frame are fixedly connected with connecting plates, clamping grooves are formed in the outer sides of the connecting plates, and the lifting mechanism comprises a fixed frame, a screw rod, a guide rod and a movable plate. The lifting mechanism lifts the placing frame to the designated height, the output end of the air cylinder drives the clamping block to separate from the clamping groove, the placing frame is connected with the movable plate in a disconnected mode, the placing frame is enabled to move downwards to impact the elevator buffer on the fixed plate under the action of gravity, the method that steel wire ropes are used for lifting and then smashing down is changed, the placing frame is only subjected to the action of gravity and air resistance in the falling process, different experiments can be guaranteed, the placing frame is flushed down with the same gravity acceleration, the consistency of experimental environments is guaranteed, and the accuracy of experimental data is improved.
According to the technical scheme, the air cylinder and the clamping block are used for supporting and limiting the placement frame, the placement frame is required to simulate the weight of the elevator, the air cylinder is transversely arranged, and the force applied by the placement frame to the air cylinder is in the vertical direction, so that the air cylinder and the clamping block are connected in the using process, and the air cylinder and the clamping block are extremely easy to break, so that the detection test device cannot be used continuously.
Disclosure of Invention
The utility model aims to solve the problem that in the prior art, the connection position of an air cylinder and a clamping block is easy to break in the using process, and provides an elevator buffer detection test device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the elevator buffer detection test device comprises a test bed, wherein a protective cover is fixedly arranged on the test bed, an industrial camera is fixedly arranged in the protective cover, and a fixing seat for installing an elevator buffer is fixedly arranged on the test bed;
the test bed is fixedly provided with a lifting frame, a sliding rod is fixedly connected to the lifting frame, a sliding block is arranged on the sliding rod in a matched mode, and a placing frame capable of placing a balancing weight is fixedly connected to the sliding block;
two ball screws are rotatably arranged on the lifting frame through bearings, and nuts are arranged on the ball screws in a matched mode;
the nut is provided with a fixing mechanism for fixedly mounting the sliding block.
Preferably, the lifting frame is of a portal frame structure, and the sliding block is provided with a guide through hole for sliding the sleeved sliding rod.
Preferably, the placing frame is provided with a partition plate, the ball screws are longitudinally arranged on the inner walls of the two sides of the lifting frame, the two ball screws are in transmission connection through a synchronous belt, and one of the ball screws is fixedly connected with a motor.
Preferably, the fixing mechanism comprises a mounting plate fixedly connected to the nut, a fixing rod which can be in sliding connection with the sliding block is fixedly arranged on the mounting plate, a hydraulic cylinder is fixedly arranged in the fixing rod, the lower end of the fixing rod is connected with a limiting plate, a chute is formed in the limiting plate, a guide block and a spring are arranged in the chute, and a traction rod is connected between the guide block and the output end of the hydraulic cylinder.
Preferably, the sliding block is provided with a movable through hole for sleeving the fixing rod in a sliding manner, the fixing rod is of a hollow structure with an opening at the lower end, and the limiting plate is rotatably arranged at the lower end of the fixing rod.
Preferably, the guide block is sleeved in the chute in a sliding way, the spring is horizontally welded at the inner end position of the chute, and two ends of the traction rod are respectively connected to the guide block and the output end of the hydraulic cylinder through pin shafts.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the ball screw drives the mounting plate to vertically move downwards through the nut, the mounting plate drives the fixing rod to enter the movable through hole, the hydraulic cylinder drives the guide block to horizontally move in the chute through the traction rod, the limiting plate deflects outwards and is movably propped against the bottom end of the sliding block, so that the placing frame is fixed and limited, and the stability of the placing frame on the sliding rod is guaranteed.
2. According to the elevator buffer, the balancing weight is placed in the placement frame, so that the weight of the placement frame is adjusted, and the influence of different weights on the elevator buffer can be detected.
Drawings
Fig. 1 is a schematic structural diagram of an elevator buffer detection test apparatus according to the present utility model;
fig. 2 is a schematic diagram of a partial enlarged structure of an elevator buffer detection test device according to the present utility model;
fig. 3 is a schematic diagram of a connection structure between a slider and a placement frame of an elevator buffer detection test device according to the present utility model.
In the figure: 1. a test bed; 2. a protective cover; 3. an industrial camera; 4. a fixing seat; 5. a lifting frame; 6. a slide bar; 7. a slide block; 8. placing a frame; 9. a ball screw; 10. a nut; 11. a mounting plate; 12. a fixed rod; 13. a hydraulic cylinder; 14. a limiting plate; 15. a chute; 16. a guide block; 17. a spring; 18. a traction rod.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments.
Referring to fig. 1-3, an elevator buffer detection test device comprises a test stand 1, wherein a protective cover 2 is fixedly installed on the test stand 1, an industrial camera 3 is fixedly installed in the protective cover 2, the industrial camera 3 adopts specific model specifications to be determined according to the actual specifications and the like of the device, and a specific model selection calculation method adopts the prior art in the field, so that details are omitted, and a fixing seat 4 for installing an elevator buffer is fixedly installed on the test stand 1;
the test bed 1 is fixedly provided with a lifting frame 5, the lifting frame 5 is of a portal frame structure, a sliding rod 6 is fixedly connected to the lifting frame 5, a sliding block 7 is arranged on the sliding rod 6 in a matched mode, a guide through hole for sleeving the sliding rod 6 in a sliding mode is formed in the sliding block 7, and the sliding block 7 vertically moves on the sliding rod 6 through the arrangement of the guide through hole;
the sliding block 7 is fixedly connected with a placing frame 8 in which a balancing weight can be placed, the placing frame 8 is provided with a partition plate, two ball screws 9 are in transmission connection through a synchronous belt, the lower end of one ball screw 9 is fixedly connected with a motor, the motor adopts specific model specifications to be determined according to the actual specifications of the device, and the like, and a specific model selection calculation method adopts the prior art in the field, so that the description is omitted;
two ball screws 9 are longitudinally and rotatably arranged on the inner walls of the two sides of the lifting frame 5 through bearings, and nuts 10 are arranged on the ball screws 9 in a matching way;
the nut 10 is provided with a fixing mechanism for fixedly mounting the sliding block 7, and the sliding block 7 can be fixedly limited through the fixing mechanism, so that the stability of the sliding block 7 on the sliding rod 6 is guaranteed;
further description: the fixing mechanism comprises a mounting plate 11 fixedly connected to the nut 10, a fixing rod 12 which can be in sliding connection with the sliding block 7 is fixedly arranged on the mounting plate 11, the fixing rod 12 is of a hollow structure with an opening at the lower end, a movable through hole for sleeving the fixing rod 12 in a sliding manner is formed in the sliding block 7, and the movable through hole and the fixing rod 12 are coaxial;
the hydraulic cylinder 13 is fixedly arranged in the fixed rod 12, the hydraulic cylinder 13 adopts a specific model specification to be determined according to the actual specification and the like of the device, and a specific model selection calculation method adopts the prior art in the field, so that the description is omitted;
the limiting plate 14 is rotatably arranged at the lower end of the fixed rod 12, the limiting plate 14 is provided with a chute 15, a guide block 16 and a spring 17 are arranged in the chute 15, the guide block 16 is slidably sleeved in the chute 15, the spring 17 is horizontally welded at the inner end position of the chute 15, and the guide block 16 can only horizontally move in the chute 15 through the guiding limiting function of the chute 15, and a traction rod 18 is connected between the guide block 16 and the output end of the hydraulic cylinder 13 through a pin shaft.
The utility model can explain its functional principle by the following modes of operation:
the ball screw 9 is driven by the starting motor to rotate, the ball screw 9 drives the nut 10 to vertically move downwards, the nut 10 drives the mounting plate 11 to vertically move downwards, the mounting plate 11 drives the fixed rod 12 to enter the movable through hole, the starting hydraulic cylinder 13 drives the traction rod 18 to deflect, the traction rod 18 drives the guide block 16 to horizontally move in the chute 15, the spring 17 is stretched, and the limiting plate 14 deflects and is movably propped against the bottom end of the sliding block 7;
the motor rotates reversely, the motor drives the ball screw 9 to rotate reversely, the ball screw 9 drives the nut 10 to move up vertically, the nut 10 drives the mounting plate 11 to move up vertically, the mounting plate 11 drives the sliding block 7 to move up vertically, the sliding block 7 drives the placement frame 8 to move up vertically on the sliding rod 6, the starting hydraulic cylinder 13 drives the traction rod 18 to deflect, the traction rod 18 drives the limiting plate 14 to deflect inwards through the guide block 16, under the action of gravity, the placement frame 8 slides freely on the sliding rod 6, the placement frame 8 is smashed on the fixing seat 4 fixedly provided with the elevator buffer, and the placement frame 8 is detected by the industrial camera 3.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The elevator buffer detection test device comprises a test bed (1) and is characterized in that a protective cover (2) is fixedly installed on the test bed (1), an industrial camera (3) is fixedly installed in the protective cover (2), and a fixing seat (4) for installing an elevator buffer is fixedly installed on the test bed (1);
the test bench (1) is fixedly provided with a lifting frame (5), the lifting frame (5) is fixedly connected with a sliding rod (6), the sliding rod (6) is provided with a sliding block (7) in a matching way, and the sliding block (7) is fixedly connected with a placing frame (8) in which a balancing weight can be placed;
two ball screws (9) are rotatably arranged on the lifting frame (5) through bearings, and nuts (10) are arranged on the ball screws (9) in a matching way;
the nut (10) is provided with a fixing mechanism for fixedly mounting the sliding block (7).
2. The elevator buffer detection test device according to claim 1, wherein the lifting frame (5) is of a portal frame structure, and the sliding block (7) is provided with a guide through hole for sliding the sleeved sliding rod (6).
3. The elevator buffer detection test apparatus according to claim 2, wherein a partition plate is arranged on the placement frame (8), the ball screws (9) are longitudinally arranged on inner walls of two sides of the lifting frame (5), the two ball screws (9) are in transmission connection through a synchronous belt, and a motor is fixedly connected to the lower end of one ball screw (9).
4. The elevator buffer detection test device according to claim 1, characterized in that the fixing mechanism comprises a mounting plate (11) fixedly connected to a nut (10), a fixing rod (12) capable of being slidingly connected with a sliding block (7) is fixedly installed on the mounting plate (11), a hydraulic cylinder (13) is fixedly installed in the fixing rod (12), a limiting plate (14) is connected to the lower end of the fixing rod (12), a sliding groove (15) is formed in the limiting plate (14), a guide block (16) and a spring (17) are arranged in the sliding groove (15), and a traction rod (18) is connected between the guide block (16) and the output end of the hydraulic cylinder (13).
5. The elevator buffer detection test device according to claim 4, wherein the sliding block (7) is provided with a movable through hole for sliding and sleeving the fixed rod (12), the fixed rod (12) is of a hollow structure with an opening at the lower end, and the limiting plate (14) is rotatably arranged at the lower end of the fixed rod (12).
6. The elevator buffer detection test apparatus according to claim 4, wherein the guide block (16) is slidably sleeved in the chute (15), the spring (17) is horizontally welded at the inner end position of the chute (15), and two ends of the traction rod (18) are respectively connected to the output ends of the guide block (16) and the hydraulic cylinder (13) through pin shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382670.1U CN220625697U (en) | 2023-09-04 | 2023-09-04 | Elevator buffer detection test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382670.1U CN220625697U (en) | 2023-09-04 | 2023-09-04 | Elevator buffer detection test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220625697U true CN220625697U (en) | 2024-03-19 |
Family
ID=90219398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322382670.1U Active CN220625697U (en) | 2023-09-04 | 2023-09-04 | Elevator buffer detection test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220625697U (en) |
-
2023
- 2023-09-04 CN CN202322382670.1U patent/CN220625697U/en active Active
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