CN217688302U

CN217688302U - Safety belt static load test device and detection system

Info

Publication number: CN217688302U
Application number: CN202221363460.7U
Authority: CN
Inventors: 邹小梅
Original assignee: Dingxin Guangdong Testing And Certification Co ltd
Current assignee: Dingxin Guangdong Testing And Certification Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-28
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a safety device detects technical field, specific safety belt static load test device and detecting system that says so, test device wherein includes hollow system base, system base front side is provided with control platform, the inside rotating circular disc that is provided with of system base lower extreme, the last recess of having seted up of rotating circular disc, be provided with model supporting mechanism in the recess, model supporting mechanism upper end is provided with the image model, system base both sides are provided with the lift post, lift capital end is provided with the stand, the inside tooth's socket structure of having seted up of stand, be provided with the translation device in the tooth's socket structure, the translation device bottom is provided with the stay cord through the tension sensor connection, the stay cord lower extreme is provided with the couple. The device can automatically adjust the direction, so that the dead load tests in different directions can be performed on the safety belt, the reliability of the safety belt is comprehensively detected, and the safety of working personnel during working is improved.

Description

Safety belt static load test device and detection system

Technical Field

The utility model relates to a safety device detects technical field, particularly, relates to a safety belt static load test device and detecting system.

Background

The safety belt is a wearing article used for ensuring safety when the safety belt is applied to high-altitude operation. The main body of the fabric is composed of a woven tape made of terylene, polypropylene, nylon and the like, a metal buckle and the like. In order to detect the service performance of the safety belt, a static load test needs to be carried out on the safety belt.

Some safety belt static load test devices in the present stage are too single in test direction, and often only can carry out the static load test directly above the safety belt, but the safety belt sometimes can bear not only the force directly above but also other obliquely above forces in the practical use, and the existing safety belt static load test devices can not automatically adjust the test direction to simulate the safety belt static load tests in different directions.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a safety belt static load test device, which can effectively solve at least one problem in the background art.

The utility model discloses still provide the safety belt dead load detecting system who has above-mentioned safety belt dead load test device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a safety belt static load test device comprises a hollow system base, wherein a control platform is arranged on the front side of the system base, a rotating disc is arranged inside the lower end of the system base, a groove is formed in the rotating disc, a model supporting mechanism is arranged in the groove, and a doll model is arranged at the upper end of the model supporting mechanism;

the lifting column is arranged on two sides of the system base, a supporting frame is arranged at the top end of the lifting column, a tooth groove structure is formed in the supporting frame, a translation device is arranged in the tooth groove structure, a pull rope is connected and arranged at the bottom end of the translation device through a tension sensor, and a hook is arranged at the lower end of the pull rope.

Preferably, the model supporting mechanism comprises a supporting rod, threads are arranged on the surface of the outer wall of the upper end of the supporting rod, a hollow pipe is arranged at the top end of the supporting rod, a plurality of rolling bearings are arranged on the surface of the outer wall of the hollow pipe, a gear ring is arranged on the surface of the inner wall of the hollow pipe, a gear column is arranged in the gear ring, a hydraulic rod is arranged at one end of the gear column, and the hydraulic rod and the rolling bearings are fixedly arranged in grooves.

Preferably, the tooth socket structure comprises two tooth holders arranged in parallel at intervals, a rack is arranged at the upper end of each tooth holder, and a plurality of sliding grooves are formed in the inner side of the lower end of each tooth holder.

Preferably, the translation device comprises a device base, sliding blocks matched with sliding grooves are arranged on the surfaces of the two sides of the device base, and a hanging ring is arranged at the lower end of the device base;

the device is characterized in that a rotating bearing and a support are arranged at the top end of the base, a gear meshed with the rack is arranged above the rotating bearing, the gear is connected with a motor, a shell of the motor is fixedly arranged on the support, and a rotating shaft of the motor is inserted into the rotating bearing.

Preferably, one end of the hanging ring is arranged in the device base, and the other end of the hanging ring is exposed out of the surface of the bottom end of the device base.

A belt dead weight detection system comprising a belt dead weight test apparatus as described above.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) The utility model discloses a bracing piece and translation device's cooperation can be accomplished to carrying out not equidirectional safety belt dead load test, only need utilize control platform to make the hydraulic stem shrink, let the tooth post leave inside the hollow tube, make tooth post and ring gear remove the engaged state, then starter motor, make the gear remove through the rack, translation device at this moment begins to remove in the tooth's socket structure, when adjusting required position, close the motor, make translation device fix in required position, then start the lift post, the lift post slowly rises, alright in order to carry out the safety belt dead load test that corresponds the direction, the adjustment of direction can be carried out automatically, thereby can carry out not equidirectional dead load test to the safety belt, detect the reliability of safety belt comprehensively, thereby promote the security when user of service uses.

Drawings

Fig. 1 is a schematic view of the overall structure of a safety belt static load test device of the present invention;

fig. 2 is a schematic top structure diagram of the safety belt static load test device of the present invention;

fig. 3 is a schematic structural view of a model supporting mechanism of the safety belt static load testing device of the present invention;

fig. 4 is a schematic structural view of a tooth socket structure of the safety belt static load test device of the present invention;

fig. 5 is a schematic structural view of the translation device of the present invention;

fig. 6 is a schematic view of another view angle of the translation device according to the present invention.

In the figure: 1. a system base; 2. a control platform; 3. an observation door; 4. rotating the disc; 5. a groove; 6. a model support mechanism; 601. a support bar; 602. a thread; 603. a hollow pipe; 604. a rolling bearing; 605. a ring gear; 606. a toothed column; 607. a hydraulic rod; 7. a doll model; 8. hooking; 9. pulling a rope; 10. a lifting column; 11. a holder; 12. a gullet structure; 1201. a tooth holder; 1202. a rack; 1203. a chute; 13. a translation device; 1301. a device base; 1302. a slider; 1303. hanging a ring; 1304. rotating the bearing; 1305. a gear; 1306. a motor; 1307. and (3) a bracket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 6, the safety belt static load test device comprises a hollow system base 1, wherein a control platform 2 and an observation door 3 are arranged on the front side of the system base 1, a rotating disc 4 is arranged inside the lower end of the system base 1, a groove 5 is formed in the rotating disc 4, a model support mechanism 6 is arranged in the groove 5, and a doll model 7 is arranged at the upper end of the model support mechanism 6.

The system comprises a system base and is characterized in that lifting columns 10 are arranged on two sides of the system base 1, a supporting frame 11 is arranged at the top ends of the lifting columns 10, a tooth socket structure 12 is arranged inside the supporting frame 11, a translation device 13 is arranged in the tooth socket structure 12, a pull rope 9 is connected and arranged at the bottom end of the translation device 13 through a tension sensor, namely the tension sensor is respectively connected with the translation device 13 and the upper end of the pull rope 9, and a hook 8 is arranged at the lower end of the pull rope 9.

In this embodiment, the model supporting mechanism 6 includes a supporting rod 601, the outer wall surface of the upper end of the supporting rod 601 is provided with threads 602, the top end of the supporting rod 601 is provided with a hollow tube 603, the outer wall surface of the hollow tube 603 is provided with a plurality of rolling bearings 604, the inner wall surface of the hollow tube 603 is provided with a gear ring 605, a tooth column 606 is arranged in the gear ring 605, one end of the tooth column 606 is provided with a hydraulic rod 607, and the hydraulic rod 607 and the rolling bearings 604 are fixedly arranged in the groove 5. The threads 602 on the outer wall surface of the upper end of the supporting rod 601 can effectively fix the position of the doll model 7, when the tooth column 606 is positioned in the hollow tube 603, the tooth column 606 is meshed with the gear ring 605, the position of the supporting rod 601 is fixed, the position of the doll model 7 is also fixed, and then the rotating disc 4 can be used for checking each position of the doll model 7 or assisting the installation of a safety belt of the doll model 7; when the orientation of the doll model 7 needs to be moved, the hydraulic rod 607 is started, the hydraulic rod 607 extends and retracts to enable the toothed column 606 to leave the interior of the hollow pipe 603, the meshing state of the toothed column 606 and the gear ring 605 is released, and at the moment, the support rod 601 can freely swing through the rolling bearing 604.

It can be understood that the tooth socket structure 12 includes two tooth holders 1201 arranged in parallel at intervals, a rack 1202 is disposed at an upper end of the tooth holders 1201, a plurality of sliding grooves 1203 are disposed at an inner side of a lower end of the tooth holders 1201, the rack 1202 assists the translation device 13 to translate, and the sliding grooves 1203 can effectively fix the position of the translation device 13.

It can be understood that the translation device 13 comprises a device base 1301, wherein sliding blocks 1302 matched with sliding grooves are arranged on the two side surfaces of the device base 1301, a hanging ring 1303 is arranged at the lower end of the device base 1301, and the pulling ring 1303 is connected with the above-mentioned tension sensor. The top end of the device base 1301 is provided with a rotary bearing 1304 and a support 1307, a gear 1305 meshed with the rack 1202 is arranged above the rotary bearing 1304, the gear 1305 is connected with a motor 1306, the housing of the motor 1306 is fixedly arranged on the support 1307, and the rotating shaft of the motor 1306 is inserted into the rotary bearing 1304. Specifically, the outer ring of the rotating bearing 1306 is fixedly inserted into the top end of the device base 1301, and the rotating shaft of the motor 1306 is sequentially inserted into the gear 1305 and the inner ring of the rotating bearing 1304. When the translation device 13 is started, the motor 1306 drives the gear 1305 to rotate, so that the gear 1305 moves through the rack 1202, the rotating bearing 1304 and the bracket 1307 can well limit the position of the motor 1306, and when the motor 1306 leaves a position right above the rotating disc 4, a rotating shaft of the motor 1306 is prevented from being subjected to large radial force to generate large bending deformation.

The working principle of the safety belt static load test device is as follows:

when the device is used, firstly, the doll model 7 is fixed at the upper end of the model supporting mechanism 6, then the safety belt is installed on the doll model 7 through the model supporting mechanism 6 and the rotating disc 4, then the hook 8 is connected with the safety belt, then the hydraulic rod 607 is started through the control platform 2, the toothed column 606 is separated from the interior of the hollow tube 603, the meshing state of the toothed column 606 and the gear ring 605 is released, the supporting rod 601 can swing through the rolling bearing 604, at the moment, the motor 1306 is started through the control platform 2, the gear 1305 is driven to rotate, the translation device 13 starts to move in the tooth socket structure 12, when the position is adjusted to a required position, the motor 1306 is closed, the translation device 13 is fixed at the required position, then the lifting column 10 is started through the control platform 2, and the lifting column 10 slowly ascends, so that the safety belt static load test in the corresponding direction can be carried out.

The utility model also discloses a safety belt dead load detecting system, it includes data record computer and foretell safety belt dead load test device, data record computer and force sensor communication connection, when carrying out the dead load test, force sensor detects the pulling force that the safety belt bore and with pulling force data feedback index data record computer. In the normal stress range of the safety belt, the tension data gradually rises, when the normal stress range of the safety belt is exceeded, the safety belt is damaged, the tension data rapidly falls, and the peak value data of the tension is the maximum tension which can be borne by the safety belt in the state.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations and modifications can be made on the basis of the above description, and all embodiments cannot be exhaustive, and obvious variations and modifications may be made within the scope of the present invention.

Claims

1. The utility model provides a safety belt dead load test device, includes hollow system base, its characterized in that: a control platform is arranged on the front side of the system base, a rotating disc is arranged in the lower end of the system base, a groove is formed in the rotating disc, a model supporting mechanism is arranged in the groove, and a doll model is arranged at the upper end of the model supporting mechanism;

the lifting column is arranged on two sides of the system base, a supporting frame is arranged at the top end of the lifting column, a tooth groove structure is formed in the supporting frame, a translation device is arranged in the tooth groove structure, the bottom end of the translation device is provided with a pull rope through a tension sensor in a connected mode, and a hook is arranged at the lower end of the pull rope.

2. The belt static load test apparatus as claimed in claim 1, wherein: the model supporting mechanism comprises a supporting rod, threads are arranged on the surface of the outer wall of the upper end of the supporting rod, a hollow tube is arranged on the top end of the supporting rod, a plurality of rolling bearings are arranged on the surface of the outer wall of the hollow tube, a gear ring is arranged on the surface of the inner wall of the hollow tube, a tooth column is arranged in the gear ring, a hydraulic rod is arranged at one end of the tooth column, and the hydraulic rod and the rolling bearings are fixedly arranged in grooves.

3. The belt static load test apparatus as claimed in claim 1, wherein: the tooth socket structure comprises two tooth holders which are arranged in parallel at intervals, a rack is arranged at the upper end of each tooth holder, and a plurality of sliding grooves are formed in the inner side of the lower end of each tooth holder.

4. A belt static load testing apparatus according to claim 3, wherein: the translation device comprises a device base, sliding blocks matched with sliding grooves are arranged on the surfaces of the two sides of the device base, and a hanging ring is arranged at the lower end of the device base;

the device is characterized in that a rotating bearing and a support are arranged at the top end of the base, a gear meshed with the rack is arranged above the rotating bearing, the gear is connected with a motor, a shell of the motor is fixedly arranged on the support, and a rotating shaft of the motor is inserted in the rotating bearing.

5. The belt static load test apparatus according to claim 4, wherein: one end of the hanging ring is arranged in the device base, and the other end of the hanging ring is exposed out of the surface of the bottom end of the device base.

6. A seat belt static load detection system comprising the seat belt static load test apparatus according to any one of claims 1 to 5.