CN218965216U

CN218965216U - Safety evaluation testing device

Info

Publication number: CN218965216U
Application number: CN202223443663.XU
Authority: CN
Inventors: 朱伟平
Original assignee: Quanzhou 365 Safety Technology Co ltd
Current assignee: Quanzhou 365 Safety Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-05
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a safety evaluation testing device, which relates to the technical field of detection equipment and comprises a testing device main body, wherein an electromagnetic suction seat is fixedly connected to the top of the inner wall of the testing device main body, one end of a fixing sleeve is movably connected with an iron block, the bottom of a guide rod is fixedly connected with a fixing device, the bottom of the fixing device is movably connected with a bottom plate, the top of the bottom plate is fixedly connected with a placing disc, and the inside of an adjusting groove is fixedly connected with a clamping block. According to the safety helmet, the guide rod is outwards moved, so that the fixing device inwards extrudes the second spring along the surface of the third sliding rod, and meanwhile, the guide rod is driven to move to one side along the sliding rod along the fixing device, so that the outer part of the safety helmet is fixed on the inner side of the fixing device, the first fixing plate is outwards stretched along the second sliding rod, the inner sides of the first fixing plate and the second fixing plate are fixed with the surface of the safety helmet, and the anti-skid pad is tightly attached to the surface of the safety helmet.

Description

Safety evaluation testing device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a safety evaluation testing device.

Background

The safety helmet is used as the last protective umbrella for the head of the engineering personnel facing the falling object, the safety performance of the safety helmet is particularly important to test, a buffer bracket is arranged on the inner ring of the safety helmet, and after the safety helmet is produced, the quality inspection department samples and detects the produced safety helmet, so that a safety evaluation and test device is required to carry out safety detection on the produced safety helmet to detect the shock resistance of the safety helmet. The existing safety helmet testing device has the problem that the impact resistance of the safety helmet in a buffer state can not be well simulated. The following problems exist in the prior art:

according to patent publication number CN 209131937U: the utility model discloses a safety evaluation testing device, which comprises a frame body, a bracket assembly and a testing assembly, wherein the bracket assembly is arranged on the frame body; the frame body comprises a base and a top cover which are opposite along the up-down direction and are arranged at intervals, and the top cover is arranged in a height-adjustable way relative to the base; the bracket component comprises a mounting cylinder, a fixing seat, a buffer spring, a limiting plate and a limiting bolt; the test assembly comprises an electromagnetic suction seat and an impact iron block, wherein the electromagnetic suction seat is arranged on the lower side face of the top cover, the impact iron block is used for being sucked in the electromagnetic suction seat when the electromagnetic suction seat is electrified and releasing the impact iron block when the electromagnetic suction seat is powered off, and the impact iron block is used for performing impact test on a safety helmet placed on the upper side face of the fixed platform. The device can simulate the impact resistance test of the safety helmet under different buffer distances. The problem that the shock resistance of the safety helmet in the buffer state can not be well simulated and tested in the existing safety helmet testing device is well solved.

The electromagnetic absorption seat power-off release impact iron block of the test assembly is adopted in the patent disclosure, so that the device can simulate impact resistance test of the safety helmet at different buffer distances, the safety helmet is not fixed in the device, therefore, when the iron block impacts the safety helmet, the iron block and the safety helmet deviate to cause the phenomenon of smashing and deviating, and the bolts are inserted into the limiting holes at different height positions to set different pretightening forces of the buffer springs through the limiting plates, the bolts are required to be taken out when the bolts are inserted into the different height positions, and the bolts are inserted again after the height is adjusted, so that the detection work efficiency is reduced, and the overall detection speed is reduced.

Disclosure of Invention

The utility model provides a safety evaluation testing device which is used for solving the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a safety evaluation testing arrangement, includes the testing arrangement main part, the inner wall top fixedly connected with electromagnetism of testing arrangement main part is inhaled the seat, the bottom both sides swing joint of seat is inhaled to the electromagnetism has the guide arm, the outside cover of guide arm has fixed cover in succession, the one end swing joint of fixed cover has the iron plate, the bottom of guide arm is so decides to be connected with fixing device, fixing device's bottom swing joint has the bottom plate, the top fixedly connected with of bottom plate places the dish, the bottom fixedly connected with supporting seat of bottom plate, the adjustment tank has been seted up to the both sides of testing arrangement main part, the inside fixedly connected with fixture block of adjustment tank, the both sides fixedly connected with dead lever of bottom plate, the outside of dead lever is pegged graft with the inside of fixture block.

The technical scheme of the utility model is further improved as follows: the electromagnetic suction seat is characterized in that sliding grooves are formed in two sides of the electromagnetic suction seat, a first sliding rod is fixedly connected to the inner portion of the sliding groove, the surface of the first sliding rod is sleeved with the top of the guide rod, movable grooves are formed in two ends of the iron block, rubber strips are fixedly connected to the inner portions of the movable grooves, and one ends of the rubber strips are fixedly connected with one ends of the fixing sleeve.

By adopting the technical scheme, 2 symmetrical guide rods are arranged at the bottom of the electromagnetic suction seat in the scheme, so that the two sides of the iron block can be fixed on the external effect of the guide rods.

The technical scheme of the utility model is further improved as follows: the clamping groove is formed in the top of the bottom plate, the third sliding rod is fixedly connected to the inside of the clamping groove, the second spring is sleeved at the two ends of the third sliding rod, one end of the second spring is fixedly connected with the inner wall of the clamping groove, the movable block is fixedly connected to the bottom of the fixing device, the inside of the movable block is sleeved on the surface of the third sliding rod, and one side of the movable block is fixedly connected with the other end of the second spring.

By adopting the technical scheme, the second spring in the scheme has the effect that the fixing device fixes the surface of the safety helmet when being extruded.

The technical scheme of the utility model is further improved as follows: the bottom fixedly connected with spliced pole of placing the dish, the both sides and the outside fixed connection of slide bar three of spliced pole, the supporting seat includes hollow tube and connecting pipe, the inside of hollow tube cup joints with the outside of connecting pipe, the inside fixedly connected with spring three of hollow tube, the top of spring three and the bottom fixed connection of connecting pipe, the top of connecting pipe and the bottom fixed connection of bottom plate.

By adopting the technical scheme, when the height of the bottom plate is adjusted, the spring III in the scheme drives the connecting pipe to extend upwards, and when the iron block impacts the bottom plate downwards, the effect of buffering can be achieved.

The technical scheme of the utility model is further improved as follows: the fixing device comprises a first fixing plate, a second fixing plate and a connecting plate, wherein one end of the second fixing plate is fixedly connected with one side of the connecting plate, a limiting groove is formed in the inner side of the connecting plate, a second sliding rod is fixedly connected to the inner side of the limiting groove, the surface of the second sliding rod is sleeved with the inner side of the first fixing plate, a first spring is sleeved with the surface of the second sliding rod, the top of the first spring is fixedly connected with one side of the first fixing plate, the bottom of the first spring is fixedly connected with the inner wall of the limiting groove, and anti-slip pads are arranged on the inner sides of the first fixing plate and the second fixing plate.

By adopting the technical scheme, the first spring in the scheme drives the fixing plate to move outwards and drives the first spring to stretch outwards, so that the anti-skid pad is clung to the surface of the safety helmet.

The technical scheme of the utility model is further improved as follows: one side of the adjusting groove is fixedly connected with the clamping block, the other side of the adjusting groove is fixedly connected with the tooth block, the arc groove is formed in the other side of the adjusting groove, and the outer portion of the fixing rod is overlapped with the top of the clamping block.

By adopting the technical scheme, the tooth block and the clamping block in the scheme are matched, and the fixing rod is buckled between the clamping block and the tooth block for fixing.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a safety evaluation testing device, which adopts a sliding chute, a first sliding rod, a guide rod, a fixed sleeve of a fixed sleeve, a movable groove, a clamping groove, a third sliding rod, a second spring, a fixing device, a movable block, a placing disc, a limiting groove, a second sliding rod, a first spring, a first fixing plate, a second fixing plate, a connecting plate and an anti-slip pad to be matched, a safety helmet is placed on the placing disc, the guide rod is moved outwards according to the size of the safety helmet, the fixing device is enabled to inwards extrude the second spring along the surface of the third sliding rod, and meanwhile the guide rod is driven to move to one side along the sliding rod along the guide rod, the inner side of the fixing device is enabled to fix the outer part of the safety helmet, the first fixing plate is enabled to outwards stretch along the second sliding rod, the inner side of the first fixing plate and the second fixing plate are enabled to be fixed with the surface of the safety helmet, and the anti-slip pad is tightly attached to the surface of the safety helmet, so that the problem that the safety helmet is not fixed by the existing safety evaluation testing device, and the safety evaluation testing device is prevented from being broken and biased due to the fact that the deviation occurs when the iron block is impacted to the safety helmet itself, the safety helmet is enabled to be fixed on the placing plate, and the safety evaluation testing efficiency is improved.

2. The utility model provides a safety evaluation testing device, which adopts the cooperation between an adjusting groove, a clamping block, a tooth block, an arc groove, a fixing rod and a bottom plate, and makes the fixing rod upwards lift through the arc groove by upwards moving the fixing rod along a gap between the clamping block and the tooth block, and places the fixing rod on the clamping block, so that the beneficial effects that the device is used for inserting bolts into limit holes at different height positions to set different pretightening forces on buffer springs through the limit plates, the bolts are required to be taken out after being inserted into different height positions, and the bolts are inserted again after the height is adjusted, so that the detection working efficiency is reduced, the integral detection speed is reduced, the bottom plate is conveniently lifted, the impact resistance test of a safety helmet under different buffer distances is conveniently simulated, and the integral detection speed is improved are achieved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of a main body of the testing device according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a fixing device according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the structure of the regulating tank of the present utility model.

In the figure: 1. a testing device body; 2. an electromagnetic suction seat; 21. a chute; 22. a first slide bar; 3. iron blocks; 301. a movable groove; 32. a rubber strip; 4. a fixed sleeve; 5. a guide rod; 6. an adjustment tank; 61. tooth blocks; 62. an arc groove; 7. a fixing device; 70. a movable block; 71. a limit groove; 72. a second slide bar; 73. a first spring; 701. a first fixing plate; 702. a second fixing plate; 703. a connecting plate; 704. an anti-slip pad; 8. a bottom plate; 81. a clamping groove; 82. a third slide bar; 83. a second spring; 9. placing a tray; 91. a connecting column; 10. a support base; 101. a hollow tube; 102. a connecting pipe; 103. a third spring; 11. a fixed rod; 12. and (5) clamping blocks.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a safety evaluation testing device, which comprises a testing device main body 1, wherein an electromagnetic suction seat 2 is fixedly connected to the top of the inner wall of the testing device main body 1, guide rods 5 are movably connected to the two sides of the bottom of the electromagnetic suction seat 2, a fixing sleeve 4 is sleeved outside the guide rods 5, one end of the fixing sleeve 4 is movably connected with an iron block 3, the bottom of the guide rods 5 is fixedly connected with a fixing device 7, the bottom of the fixing device 7 is movably connected with a bottom plate 8, the top of the bottom plate 8 is fixedly connected with a placing disc 9, the bottom of the bottom plate 8 is fixedly connected with a supporting seat 10, two sides of the testing device main body 1 are provided with regulating grooves 6, clamping blocks 12 are fixedly connected to the inside of the regulating grooves 6, fixing rods 11 are fixedly connected to the two sides of the bottom plate 8, and the outer parts of the fixing rods 11 are spliced with the inside of the clamping blocks 12.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the spout 21 has been seted up to the both sides of electromagnetism seat 2, the inside fixedly connected with slide bar one 22 of spout 21, the surface of slide bar one 22 cup joints with the top of guide arm 5, movable groove 301 has been seted up at the both ends of iron plate 3, the inside fixedly connected with rubber strip 32 of movable groove 301, the one end of rubber strip 32 and the one end fixed connection of fixed cover 4, the bottom of electromagnetism seat 2 is provided with 2 symmetrical guide arm 5, make the both sides that can be with iron plate 3 fix the outside at guide arm 5, draw-in groove 81 has been seted up at the top of bottom plate 8, the inside fixedly connected with slide bar three 82 of draw-in groove 81, the both ends of slide bar three 82 cup joint spring two 83, the one end and the inner wall fixed connection of draw-in groove 81 of the inside fixedly connected with movable block 70 of fixing device 7, the inside of movable block 70 cup joints with the surface of slide bar three 82, one side of movable block 70 and the other end fixed connection of spring two 83, when receiving the extrusion, make fixing device 7 fix the surface of safety cap, the bottom fixedly connected with spliced pole 91 of connecting column 9, the bottom 103 of spliced pole 91, the bottom plate 103 is connected with top plate 103, the bottom plate 103 is fixed with the top of hollow tube 101 when the bottom plate 102 is fixed with the inside 101 of three support tube 101 and the hollow tube is fixed with the bottom plate 102, the hollow tube is connected with the bottom plate 102, the hollow tube is fixed with the bottom plate 102, the effect of the hollow tube is connected with the bottom plate 101, the hollow tube is connected with the bottom end top of the hollow tube is connected with the bottom plate 102, the hollow tube is connected with the bottom end 101, the effect of the hollow tube is connected with the bottom end 101, the inside 101, the effect of the inside 102 and the bottom of the bottom plate 102.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the fixing device 7 comprises a first fixing plate 701, a second fixing plate 702 and a connecting plate 703, wherein one end of the second fixing plate 702 is fixedly connected with one side of the connecting plate 703, a limit groove 71 is formed in the inner side of the connecting plate 703, a second sliding rod 72 is fixedly connected to the inner side of the limit groove 71, the surface of the second sliding rod 72 is sleeved with the inner side of the first fixing plate 701, a first spring 73 is sleeved with the surface of the second sliding rod 72, the top of the first spring 73 is fixedly connected with one side of the first fixing plate 701, the bottom of the first spring 73 is fixedly connected with the inner wall of the limit groove 71, anti-slip pads 704 are arranged on the inner sides of the first fixing plate 701 and the second fixing plate 702, the first spring 73 drives the first fixing plate 701 to move outwards, drives the first spring 73 to stretch outwards, the anti-slip pads 704 are clung to the surface of the safety helmet, one side of the regulating groove 6 is fixedly connected with the tooth block 61 is fixedly connected with the other side of the regulating groove 6, the other side of the regulating groove 6 is provided with the arc groove 62, the outer side of the regulating groove 11 is overlapped with the top of the clamping block 12, the tooth block 61 is matched with the clamping block 12, and the fixing rod 11 is buckled between the clamping block 12 and the clamping block 61.

The working principle of the safety evaluation test device is specifically described below.

As shown in fig. 1-4, firstly, the electromagnetic suction seat 2 is electrified, so that the iron block 3 is sucked to the electromagnetic suction seat 2, the distance between the bottom plate 8 and the iron block 3 is adjusted, the fixing rod 11 is lifted upwards along the gap between the clamping block 12 and the tooth block 61, the fixing rod 11 passes through the arc groove 62 to lift upwards, the fixing rod 11 is placed on the clamping block 12, secondly, the safety helmet is placed on the placing disc 9, the guide rod 5 is moved outwards according to the size of the safety helmet, the fixing device 7 is enabled to press the spring II 83 inwards along the surface of the sliding rod III 82, meanwhile, the guide rod 5 is driven to move to one side along the sliding rod I22 along the sliding rod 7 along the sliding rod I, the fixing device 7 is enabled to fix the outer part of the safety helmet, the fixing plate I701 is stretched outwards along the sliding rod II 72, the inner sides of the fixing plate I701 and the fixing plate II 702 are enabled to be fixed with the surface of the safety helmet, the anti-slip pad is tightly attached to the surface of the safety helmet, after the safety helmet is fixed, the electromagnetic suction seat 2 is disconnected, the electromagnetic suction seat 2 is enabled to press the surface of the guide rod 3 inwards, the magnetic cap is enabled to lose the performance along the surface, and the impact resistance of the safety helmet is judged to be broken after the safety helmet is fast tested.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. A safety evaluation testing device comprising a testing device body (1), characterized in that: the testing device is characterized in that the electromagnetic suction seat (2) is fixedly connected to the top of the inner wall of the testing device body (1), the guide rods (5) are movably connected to the two sides of the bottom of the electromagnetic suction seat (2), the fixing sleeves (4) are sleeved outside the guide rods (5), one ends of the fixing sleeves (4) are movably connected with the iron blocks (3), the fixing devices (7) are fixedly connected to the bottoms of the guide rods (5), the bottom of the fixing devices (7) are movably connected with the bottom plate (8), the placing tray (9) is fixedly connected to the top of the bottom plate (8), the supporting seat (10) is fixedly connected to the bottom of the bottom plate (8), the regulating grooves (6) are formed in the two sides of the testing device body (1), the fixing rods (11) are fixedly connected to the two sides of the bottom plate (8), and the outer parts of the fixing rods (11) are spliced with the inner parts of the clamping blocks (12).

2. The safety evaluation test apparatus according to claim 1, wherein: the electromagnetic suction seat is characterized in that sliding grooves (21) are formed in two sides of the electromagnetic suction seat (2), a first sliding rod (22) is fixedly connected to the inside of the sliding grooves (21), the surface of the first sliding rod (22) is sleeved with the top of the guide rod (5), movable grooves (301) are formed in two ends of the iron block (3), rubber strips (32) are fixedly connected to the inside of the movable grooves (301), and one end of each rubber strip (32) is fixedly connected with one end of the corresponding fixing sleeve (4).

3. The safety evaluation test apparatus according to claim 1, wherein: draw-in groove (81) have been seted up at the top of bottom plate (8), the inside fixedly connected with slide bar three (82) of draw-in groove (81), spring two (83) have been cup jointed at the both ends of slide bar three (82), the one end and the inner wall fixed connection of draw-in groove (81) of spring two (83), the bottom fixedly connected with movable block (70) of fixing device (7), the inside of movable block (70) cup joints with the surface of slide bar three (82), one side and the other end fixed connection of spring two (83) of movable block (70).

4. The safety evaluation test apparatus according to claim 1, wherein: the bottom fixedly connected with spliced pole (91) of placing dish (9), the outside fixed connection of both sides and slide bar three (82) of spliced pole (91), supporting seat (10) are including hollow tube (101) and connecting pipe (102), the inside of hollow tube (101) cup joints with the outside of connecting pipe (102), the inside fixedly connected with spring three (103) of hollow tube (101), the top of spring three (103) and the bottom fixed connection of connecting pipe (102), the top of connecting pipe (102) and the bottom fixed connection of bottom plate (8).

5. The safety evaluation test apparatus according to claim 1, wherein: fixing device (7) are including fixed plate one (701), fixed plate two (702) and connecting plate (703), one end of fixed plate two (702) and one side fixed connection of connecting plate (703), spacing groove (71) have been seted up to the inboard of connecting plate (703), the inside fixedly connected with slide bar two (72) of spacing groove (71), the surface of slide bar two (72) cup joints with the inside of fixed plate one (701), the surface of slide bar two (72) cup joints spring one (73), the top of spring one (73) and one side fixed connection of fixed plate one (701), the bottom of spring one (73) and the inner wall fixed connection of spacing groove (71), the inboard of fixed plate one (701) and fixed plate two (702) is provided with slipmat (704).

6. The safety evaluation test apparatus according to claim 1, wherein: one side of adjustment groove (6) and fixture block (12) fixed connection, the opposite side fixedly connected with tooth piece (61) of adjustment groove (6), arc groove (62) have been seted up to the opposite side of adjustment groove (6), the outside of dead lever (11) and the top overlap joint of fixture block (12).