CN213658214U - Safety belt developments test tower that falls - Google Patents
Safety belt developments test tower that falls Download PDFInfo
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- CN213658214U CN213658214U CN202022382869.0U CN202022382869U CN213658214U CN 213658214 U CN213658214 U CN 213658214U CN 202022382869 U CN202022382869 U CN 202022382869U CN 213658214 U CN213658214 U CN 213658214U
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Abstract
The utility model relates to a safety belt detection device technical field specifically is a safety belt developments test tower that falls, four edges of upside of bottom plate are the stand that four symmetries of fixedly connected with set up respectively, and four stands keep away from the horizontal testboard that sets up of one end fixedly connected with of bottom plate, one side fixedly connected with ladder frame of testboard, and the upside fixedly connected with guardrail of testboard, the mouth that falls has been seted up to the upside of testboard, the upside fixedly connected with test bar of guardrail, and the test bar is located the top setting of the mouth that falls. The utility model discloses can simulate the developments environment of falling and carry out the quality testing of safety belt, it is more accurate to detect data, sets up hoisting accessory and is convenient for retrieve the balancing weight, uses manpower sparingly more, improves the efficiency of test, sets up and connects thing case and buffer and can weaken the impact that connects the thing case, protects the balancing weight and connects the safety of thing case, increase of service life.
Description
Technical Field
The utility model relates to a safety belt detection device technical field specifically is a safety belt developments test tower that falls.
Background
The safety belt is a safety part applied to equipment, an aircraft such as an airplane is taken, or when high-altitude operation and skill performance are carried out, in order to ensure the safety of the belt, the main raw materials are terylene, polypropylene fiber, nylon, the safety belt is not only a braid, but also other parts are assembled to form the safety belt.
The existing detection device for the safety belt can only carry out independent tension detection on parts of the safety belt generally, cannot simulate the pressure bearing test of the safety belt under a real falling environment, has inaccurate detection results, potential safety hazards, complex operation steps and manpower waste. Accordingly, one skilled in the art provides a dynamic crash test tower for safety belts to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safety belt developments test tower that falls to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a dynamic falling test tower for a safety belt comprises a base plate, wherein four corners of the upper side of the base plate are fixedly connected with four symmetrically arranged stand columns respectively, one ends of the four stand columns far away from the base plate are fixedly connected with a transversely arranged test board, one side of the test board is fixedly connected with a ladder frame, the upper side of the test board is fixedly connected with a guardrail, the upper side of the test board is provided with a falling port, the upper side of the guardrail is fixedly connected with a test rod, the test rod is positioned above the falling port, the lower side of the test rod is fixedly connected with a tension sensor, one end of the tension sensor far away from the test rod is fixedly connected with a test rope, one end of the test rope far away from the tension sensor is fixedly connected with a snap ring, the guardrail is fixedly connected with a lifting device, the lifting device is positioned above the falling port, the, and one end of the buffer device far away from the bottom plate is fixedly connected with an article receiving box.
As a further aspect of the present invention: hoisting accessory is including fixing the riser on the guardrail, one side difference fixedly connected with first mounting panel and the second mounting panel of riser, and first mounting panel and second mounting panel are located the bilateral symmetry setting of riser respectively, the outside fixedly connected with step motor of first mounting panel, and step motor's drive end is connected with the drive shaft, step motor's one end is kept away from to the drive shaft runs through first mounting panel and fixedly connected with winding up roller, and one side of second mounting panel is rotated through the one end of rotating with the winding up roller and is connected, around being equipped with the rope on the winding up roller, and the one end fixedly connected with lifting hook of winding up roller is kept away from to the rope.
As a further aspect of the present invention: the through-hole has been seted up to the lateral wall of first mounting panel, and the drive shaft runs through the through-hole setting, the inner wall of through-hole passes through the bearing spare and is connected with the lateral wall rotation of drive shaft.
As a further aspect of the present invention: buffer includes the hydraulic stem and the slow compression spring of vertical setting, slow compression spring cover is located on the hydraulic stem, the one end and the bottom plate fixed connection of hydraulic stem and slow compression spring, and the one end that the bottom plate was kept away from to hydraulic stem and slow compression spring with connect thing case fixed connection.
As a further aspect of the present invention: four the connecting frames which are symmetrically arranged are respectively arranged between the stand columns, and the stand columns are fixedly connected with the connecting frames in a welding mode.
As a further aspect of the present invention: the length value of the test rope is smaller than the height value of the upright post.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up the test tower of compriseing bottom plate, stand and testboard to and dress the safety belt on humanoid balancing weight, with the atress tie point fixed connection of buckle and safety belt, then, directly throw down the balancing weight from the mouth that falls on the testboard, carry out the developments test of falling, force sensor can be with pulling force data transmission to control panel on, make things convenient for staff record analysis, this device can simulate the developments environment of falling and carry out the quality testing of safety belt, it is more accurate to detect data.
2. Through setting up hoisting accessory, only need start step motor, drive the winding up roller and rotate, the rope unreels automatically, send the lifting hook down from the mouth that falls, can collude the safety belt until the lifting hook, then, start step motor reversal, drive the winding up roller and rotate, mention the balancing weight, retrieve to the testboard on, be convenient for retrieve the balancing weight, use manpower sparingly more, improve the efficiency of test.
3. Through setting up thing case and buffer, when the balancing weight dropped in the test, connect the thing case to accept to accomodate the balancing weight, hydraulic stem and slow compression spring receive the extrusion shrink and produce elasticity, can weaken the impact that connects the thing case, protect the balancing weight and connect the safety of thing case, increase of service life.
Drawings
FIG. 1 is a schematic perspective view of a dynamic falling test tower for safety belts;
FIG. 2 is an enlarged schematic view of the safety belt dynamic falling test tower at the position A in FIG. 1;
fig. 3 is a schematic perspective view of a lifting device in a safety belt dynamic falling test tower.
In the figure: 1. a base plate; 2. a column; 3. a test bench; 4. a ladder frame; 5. a guardrail; 6. a drop port; 7. a test rod; 8. a tension sensor; 9. testing the rope; 10. a retaining ring; 11. an article receiving box; 12. a vertical plate; 13. a first mounting plate; 14. a second mounting plate; 15. a stepping motor; 16. a winding roller; 17. a rope; 18. a hook; 19. A hydraulic lever; 20. a pressure relief spring; 21. and a connecting frame.
Detailed Description
Referring to fig. 1-3, in the embodiment of the present invention, a dynamic falling test tower for a safety belt comprises a bottom plate 1, four corners of the upper side of the bottom plate 1 are respectively and fixedly connected with four symmetrically arranged columns 2, and one end of the four columns 2 away from the bottom plate 1 is fixedly connected with a horizontally arranged test table 3, one side of the test table 3 is fixedly connected with a ladder frame 4, and the upper side of the test table 3 is fixedly connected with a guardrail 5, so as to form a test tower with a stable structure, the upper side of the test table 3 is provided with a falling port 6, the upper side of the guardrail 5 is fixedly connected with a test rod 7, the test rod 7 is arranged above the falling port 6, the lower side of the test rod 7 is fixedly connected with a tension sensor 8, one end of the tension sensor 8 away from the test rod 7 is fixedly connected with a test rope 9, one, the safety belt is worn on the humanoid counterweight block, the buckle 10 is fixedly connected with a stress connection point of the safety belt, then the counterweight block is directly thrown down from a falling port 6 on the test board 3 to carry out dynamic falling test, the tension sensor 8 can transmit tension data to a control panel, the dynamic falling environment can be simulated to carry out quality detection on the safety belt, the detection data is more accurate, a lifting device is fixedly connected to the guardrail 5 and is arranged above the falling port 6, the upper side of the bottom plate 1 is fixedly connected with uniformly-arranged buffer devices, one end of each buffer device, far away from the bottom plate 1, is fixedly connected with an object receiving box 11, and the object receiving box 11 can receive and store the counterweight block;
in fig. 3: the lifting device comprises a vertical plate 12 fixed on the guardrail 5, one side of the vertical plate 12 is fixedly connected with a first mounting plate 13 and a second mounting plate 14 respectively, the first mounting plate 13 and the second mounting plate 14 are positioned on two sides of the vertical plate 12 and are symmetrically arranged, the outer side of the first mounting plate 13 is fixedly connected with a stepping motor 15, the driving end of the stepping motor 15 is connected with a driving shaft, one end of the driving shaft, far away from the stepping motor 15, penetrates through the first mounting plate 13 and is fixedly connected with a winding roller 16, one side of the second mounting plate 14 is rotatably connected with one end of the winding roller 16 through a rotating part, a rope 17 is wound on the winding roller 16, one end, far away from the winding roller 16, of the rope 17 is fixedly connected with a lifting hook 18, when a balancing weight needs to be withdrawn, only the stepping motor 15 is started to drive the winding roller 16 to rotate, the rope 17 is automatically unwound, then, starting the stepping motor 15 to rotate reversely to drive the winding roller 16 to rotate, lifting the balancing weight, recovering the balancing weight to the test board 3, and then continuing to perform dynamic falling test;
in fig. 3: a through hole is formed in the side wall of the first mounting plate 13, the driving shaft penetrates through the through hole, and the inner wall of the through hole is rotatably connected with the outer side wall of the driving shaft through a bearing piece, so that the driving shaft can rotate conveniently;
in fig. 2: the buffer device comprises a hydraulic rod 19 and a slow-pressing spring 20 which are vertically arranged, the slow-pressing spring 20 is sleeved on the hydraulic rod 19, one ends of the hydraulic rod 19 and the slow-pressing spring 20 are fixedly connected with the bottom plate 1, one ends, far away from the bottom plate 1, of the hydraulic rod 19 and the slow-pressing spring 20 are fixedly connected with the article receiving box 11, the hydraulic rod 19 and the slow-pressing spring 20 are extruded and contracted to generate elastic force, the impact force of the article receiving box 11 can be weakened, the safety of the balancing weight and the article receiving box 11 is protected, and the service life is prolonged;
in fig. 1: two symmetrically arranged connecting frames 21 are respectively arranged between the four upright posts 2, and the upright posts 2 and the connecting frames 21 are fixedly connected in a welding mode, so that the device is more stable in support and more stable in structure;
in fig. 1: the control panel is fixedly connected to the guardrail 5, the input ends of the tension sensor 8 and the lifting device are respectively electrically connected with the control panel, the tension sensor 8 transmits detected data to the control panel so as to be recorded by workers conveniently, and the control panel can control the stepping motor 15 to work, so that labor is saved, the control panel is the prior art, and therefore excessive explanation is not provided;
in fig. 1: the length value of test rope 9 is less than the value of height of stand 2, prevents that the balancing weight from contacting with connecing thing case 11, is convenient for detect the anti pulling force that falls of safety belt.
The utility model discloses a theory of operation is: when the device is used for carrying out the dynamic falling test of the safety belt, the safety belt is worn on the humanoid balancing weight, the buckle 10 is fixedly connected with a stress connection point of the safety belt, then the balancing weight is directly thrown down from the falling port 6 on the test bench 3 for carrying out the dynamic falling test, the tension sensor 8 can transmit tension data to the control panel, the recording and analysis of workers are convenient, when the balancing weight needs to be withdrawn, only the stepping motor 15 needs to be started to drive the winding roller 16 to rotate, the rope 17 is automatically unwound to send the lifting hook 18 down from the falling port 6 until the lifting hook 18 can hook up the safety belt, then the stepping motor 15 is started to rotate reversely to drive the winding roller 16 to rotate, the balancing weight is lifted up and recovered to the test bench 3, then the dynamic falling test can be continuously carried out, the device can simulate the dynamic falling environment to carry out the quality detection of the safety belt, the, the lifting device is arranged, so that the counterweight block can be conveniently recycled, more labor is saved, and the testing efficiency is improved;
secondly, when the safety belt passes through many times of tests, when breaking, connect thing case 11 to accept to accomodate the balancing weight, hydraulic stem 19 and slow pressure spring 20 receive the extrusion shrink and produce elasticity, can weaken the impact that connects thing case 11, protect the balancing weight and connect thing case 11's safety, increase of service life.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The dynamic falling test tower for the safety belt comprises a bottom plate (1) and is characterized in that four corners of the upper side of the bottom plate (1) are fixedly connected with four symmetrically arranged stand columns (2) respectively, one ends, far away from the bottom plate (1), of the four stand columns (2) are fixedly connected with a transversely arranged test bench (3), one side of the test bench (3) is fixedly connected with a ladder frame (4), the upper side of the test bench (3) is fixedly connected with a guardrail (5), the upper side of the test bench (3) is provided with a falling port (6), the upper side of the guardrail (5) is fixedly connected with a test rod (7), the test rod (7) is arranged above the falling port (6), the lower side of the test rod (7) is fixedly connected with a tension sensor (8), and one end, far away from the test rod (7), of the tension sensor (8) is fixedly connected with a test, the testing device is characterized in that one end of the testing rope (9) far away from the tension sensor (8) is fixedly connected with a retaining ring (10), a lifting device is fixedly connected onto the guardrail (5) and is arranged above the falling port (6), the upper side of the bottom plate (1) is fixedly connected with buffer devices which are uniformly arranged, and one end of the buffer devices far away from the bottom plate (1) is fixedly connected with an object receiving box (11).
2. The safety belt dynamic falling test tower according to claim 1, wherein the hoisting device comprises a vertical plate (12) fixed on the guardrail (5), one side of the vertical plate (12) is fixedly connected with a first mounting plate (13) and a second mounting plate (14) respectively, the first mounting plate (13) and the second mounting plate (14) are symmetrically arranged on two sides of the vertical plate (12), the outer side of the first mounting plate (13) is fixedly connected with a stepping motor (15), the driving end of the stepping motor (15) is connected with a driving shaft, one end of the driving shaft far away from the stepping motor (15) penetrates through the first mounting plate (13) and is fixedly connected with a winding roller (16), one side of the second mounting plate (14) is rotatably connected with one end of the winding roller (16) through a rotating part, and a rope (17) is wound on the winding roller (16), and one end of the rope (17) far away from the winding roller (16) is fixedly connected with a lifting hook (18).
3. The dynamic safety belt falling test tower of claim 2, wherein the side wall of the first mounting plate (13) is provided with a through hole, the driving shaft is arranged through the through hole, and the inner wall of the through hole is rotatably connected with the outer side wall of the driving shaft through a bearing member.
4. The safety belt dynamic falling test tower is characterized in that the buffer device comprises a vertically arranged hydraulic rod (19) and a slow-pressing spring (20), the slow-pressing spring (20) is sleeved on the hydraulic rod (19), one ends of the hydraulic rod (19) and the slow-pressing spring (20) are fixedly connected with the bottom plate (1), and one ends, far away from the bottom plate (1), of the hydraulic rod (19) and the slow-pressing spring (20) are fixedly connected with the object receiving box (11).
5. The safety belt dynamic falling test tower of claim 1, wherein two symmetrically arranged connecting frames (21) are respectively arranged between the four upright posts (2), and the upright posts (2) are fixedly connected with the connecting frames (21) in a welding manner.
6. The dynamic crash test tower according to claim 1, characterised in that said test cords (9) have a length value smaller than the height value of the uprights (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022382869.0U CN213658214U (en) | 2020-10-23 | 2020-10-23 | Safety belt developments test tower that falls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022382869.0U CN213658214U (en) | 2020-10-23 | 2020-10-23 | Safety belt developments test tower that falls |
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| Publication Number | Publication Date |
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| CN213658214U true CN213658214U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022382869.0U Active CN213658214U (en) | 2020-10-23 | 2020-10-23 | Safety belt developments test tower that falls |
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| CN (1) | CN213658214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116380395A (en) * | 2023-06-02 | 2023-07-04 | 江苏中清先进电池制造有限公司 | Automatic impact test equipment for battery |
-
2020
- 2020-10-23 CN CN202022382869.0U patent/CN213658214U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116380395A (en) * | 2023-06-02 | 2023-07-04 | 江苏中清先进电池制造有限公司 | Automatic impact test equipment for battery |
| CN116380395B (en) * | 2023-06-02 | 2023-08-18 | 江苏中清先进电池制造有限公司 | Automatic impact test equipment for battery |
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