CN216798006U

CN216798006U - Adjusting device of wearing hoop

Info

Publication number: CN216798006U
Application number: CN202123248769.XU
Authority: CN
Inventors: 贾卫东
Original assignee: Jiangsu Meixin Optoelectronics Technology Co Ltd
Current assignee: Jiangsu Meixin Optoelectronics Technology Co Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-24
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an adjusting device of a wearing hoop. The adjusting device of the wearing hoop consists of a rear support, an adjusting spring, a rear support cover, an adjuster, a fixing block and a fastener; a plurality of clamping points are arranged on the left side and the right side of the rear support, and a plurality of corresponding limiting blocks are arranged beside each clamping point; the rear support cover is in a shape with two tilted ends along the length direction, a plurality of clamping grooves are respectively arranged on two sides of the rear support cover, and corresponding limiting grooves are respectively arranged beside each clamping groove; the top of the regulator is provided with a regulator limiting groove, and the upper end surface of the fixing block falls into the regulator limiting groove; the adjusting spring is rotatably arranged in the rear support cover, the adjuster is arranged in the middle of the outer side of the rear support cover, and the fixing block penetrates through the adjuster, the rear support cover and the adjusting spring and then is fixed on the rear support through a fastener. The adjusting device has the advantages of compact structure, convenience in adjustment, wide adjusting range and the like. When the adjusting device is contacted with the head of a human body, the head can be reliably attached, and oppression feeling is not generated.

Description

Adjusting device of wearing hoop

Technical Field

The utility model relates to an improvement on electric welding equipment, in particular to an adjusting device of a wear hoop.

Background

Currently, the wear band is a major component of the welding protector. Because the working environment of the electric welding protective device is complex and severe, the eyes, the face and the breath of an electric welding operator need to be protected. Thus placing relatively stringent requirements on the wear band.

When the wear-type hoop is used, the wear-type hoop needs to be in contact with the head of a human body, so that the size of the wear-type hoop needs to be adjusted to meet the requirements of different electric welding operators.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, the present invention provides an adjustment device for a wearing band.

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

an adjusting device of a wearing hoop comprises a rear support, an adjusting spring, a rear support cover, an adjuster, a fixing block and a fastener; a plurality of clamping points are arranged on the left side and the right side of the rear support, and a plurality of corresponding limiting blocks are arranged beside each clamping point; the rear support cover is in a shape with two ends tilted along the length direction, a plurality of clamping grooves are respectively arranged on two sides of the rear support cover, and corresponding limiting grooves are respectively arranged beside each clamping groove; the top of the regulator is provided with a regulator limiting groove, and the upper end surface of the fixed block falls into the regulator limiting groove; the adjusting spring is rotatably arranged in the rear support cover, the adjuster is arranged in the middle of the outer side of the rear support cover, and the fixing block penetrates through the adjuster, the rear support cover and the adjusting spring and then is fixed on the rear support through the fastener.

Furthermore, the rear support is of a vertically symmetrical and horizontally symmetrical structure.

Furthermore, the rear support is provided with a plurality of air holes.

Further, the fastener is a fastening screw.

Furthermore, the adjusting spring is provided with at least 2 limiting clamping points.

Further, the regulator is provided with at least 2 regulating handles.

Furthermore, the rear support is provided with a rear support edge soft body and a rear support middle body, and the rear support edge soft body and the rear support middle body are arc-shaped in cross section.

Furthermore, the curvature radius of the rear support edge is 80 mm along the soft body, and the curvature radius of the rear support middle body is 77.5 mm.

Furthermore, the rear support edge soft body is made of TPE or TPR materials, and the rear support middle body is made of PA materials.

Furthermore, the regulator is provided with a regulator outer coating and a regulator body; the regulator is coated with TPE or TPR material, and the regulator body is made of ABS material.

TPE, i.e. thermoplastic elastomer; TPR, i.e., thermoplastic rubber; PA, i.e. polyamide, also known as nylon; ABS, i.e., acrylonitrile-butadiene-styrene copolymer.

In conclusion, the adjusting device has the advantages of compact structure, convenience in adjustment, wide adjusting range and the like. When the adjusting device is contacted with the head of a human body, the head can be reliably attached, and oppression feeling is not generated.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the rear bracket of the present invention.

Fig. 3 is a schematic structural diagram of the adjusting spring of the present invention.

Fig. 4 is a schematic structural diagram of the back support cover of the present invention.

Fig. 5 is a schematic view of the regulator of the present invention.

FIG. 6 is a cross-sectional view of the rear tray edge bladder of the present invention.

Figure 7 is a cross-sectional view of the aft mount intermediate body of the present invention.

Fig. 8 is an effect diagram of the adjusting device of the present invention on the wearing band.

Description of reference numerals:

1. supporting the rear part; 2. adjusting the spring; 3. a rear support cover; 4. a regulator; 5. a fixed block; 6. fastening screws; 7. wearing a hoop; 101. a rear supporting edge is soft; 102. a rear support middle body; 103. air holes are formed; 104. the adjusting belt comprises a first limiting column; 105. the adjusting belt is provided with a second limiting column; 106. a first stuck point 107, a second stuck point 108, a third stuck point 109 and a fourth stuck point; 110. the adjusting belt limiting groove; 111. a first stopper; 112. a second stopper 113 and a third stopper; 114. a fourth limiting block; 201. adjusting a first limiting clamping point of the spring; 202. adjusting a second limiting clamping point of the spring; 301. A first limit groove; 302. a second limit groove; 303. a third limiting groove; 304. a fourth limit groove; 305. the ratchet wheel is clamped; 306. a first card slot; 307. a second card slot; 308. a third card slot; 309. a fourth card slot; 401. a first adjustment handle; 402. a second adjustment handle; 403. a third adjustment handle; 404. a fourth adjustment handle; 405. a regulator limit groove; 406. the regulator is externally coated; 407. a regulator body.

Detailed Description

Example 1

As shown in figure 1, the wearing hoop adjusting device is composed of a rear support 1, an adjusting spring 2, a rear support cover 3, an adjuster 4, a fixing block 5 and a fastening screw 6.

As shown in figure 2, the back support 1 is formed by at least two materials, the back support 1 is in a vertically symmetrical and horizontally symmetrical structure, and is provided with a plurality of air holes. The bent radian is a sphere, a first clamping point 106, a second clamping point 107, a third clamping point 108 and a fourth clamping point 109 are arranged on the left side and the right side of the rear support 1, and a first limiting block 111, a second limiting block 112, a third limiting block 113 and a fourth limiting block 114 are further arranged beside the four clamping points respectively.

The specific structure of the adjusting spring 2 is shown in fig. 3, and a first limiting clamping point 201 and a second limiting clamping point 202 of the adjusting spring are arranged on the adjusting spring.

As shown in fig. 4, the rear support cover 3 is shaped like two ends of the rear support cover being tilted along the length direction, the two sides of the rear support cover are respectively provided with a first slot 306, a second slot 307, a third slot 308 and a fourth slot 309, and the four sides of the slots are respectively provided with a first limiting groove 301, a second limiting groove 302, a third limiting groove 303 and a fourth limiting groove 304.

As shown in fig. 5, regulator limiting groove 405 is arranged at the top of regulator 4, regulating spring 2 can rotate in the cavity that forms after supporting lid 3 is installed in the back and holding in the palm 1, regulator 4 is installed in the middle of the back and holding in the palm 3 outside, fixed block 5 passes behind regulator 4, back and holds in the palm lid 3, regulating spring 2 and is fixed in back and holds in the palm 1 by fastening screw 6, and the up end of fixed block 5 falls into regulator limiting groove 405 of regulator 4 simultaneously, regulator 4 is equipped with 4 regulation handles. The regulator outer cover 406 is made of TPE material, and the regulator body 407 is made of ABS material.

The rear support 1 is also provided with a rear support edge soft body 101 and a rear support middle body 102, and the cross section of the rear support edge soft body is arc-shaped. The rear support edge is made of TPE material and has a curvature of a sphere with a diameter of 160mm, i.e. a curvature radius of 80 mm, as shown in fig. 6. The material of the back rest middle body 102 is PA, and the curvature of the material is a sphere with a diameter of 155mm, that is, the curvature radius of the material is 77.5 mm, as shown in FIG. 7.

When the adjusting device is assembled, the adjusting belts on two sides of the back of the wearing hoop 7 are respectively sleeved on the first limiting column 104 and the second limiting column 105 of the adjusting belt on the back support 1, then the gear on the lower part of the adjusting spring 2 is embedded into the inner groove of the adjusting belt, then the back support cover 3 is covered, so that the first limiting groove 301, the second limiting groove 302, the third limiting groove 303 and the fourth limiting groove 304 respectively fall into the first limiting block 111, the second limiting block 112, the third limiting block 114 and the fourth limiting block 115, meanwhile, the first clamping point 106, the second clamping point 107, the third clamping point 108 and the fourth clamping point 109 on the back support 1 are respectively sleeved in the first clamping groove 306, the second clamping groove 307, the third clamping groove 308 and the fourth clamping groove 309, so that the back support 1 and the back support cover 3 are connected and fixed, meanwhile, the first limiting clamping point 201 and the second limiting clamping point 202 of the adjusting spring 2 are clamped in the ratchet wheel clamping position 305, realize that the regulation band position is fixed, then embolia the inside corresponding hole site of regulating spring 2 respectively to first regulation handle 401, second regulation handle 402, third regulation handle 403, first regulation handle 404 on regulator 4, realize the installation of regulator 4, pass regulator 4, after holding in the palm lid 3, regulating spring 2, fixed block 5 again and then on being fixed in back support 1 by fastening screw 6, accomplish the installation. The adjusting device after installation can tighten the wearing hoop 7 by rotating the adjuster 4 clockwise, and can loosen the wearing hoop 7 by rotating the adjuster 4 anticlockwise, as shown in fig. 8.

Example 2

The basic structure is the same as that of embodiment 1, except that the adjuster 4 has only 2 adjusting handles. Whereas in embodiment 1 there are 4 adjustment handles on the adjuster 4.

When the adjusting device of

embodiment

1 or 2 is worn, the head is reliably attached to the rear support edge of the rear support 1 along the soft body 101 when the head is in contact with the human head, and no oppressive feeling is generated. The L-shaped section of the soft rubber ensures proper flexibility and reliable strength when in use.

The present invention relates to an adjustment device for a wearing band, which is described in detail above, and the principle and the embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above examples are only used to help understand the scheme of the present invention and the core idea thereof. It should be noted that the present invention is not limited to the above-described exemplary embodiments, and those skilled in the art can make various changes and modifications without departing from the scope or spirit of the present invention. Meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific implementation and the application range may be changed; accordingly, in view of the above, this summary should not be construed as limiting the utility model.

Claims

1. The adjusting device for the wearing hoop is characterized by comprising a rear support (1), an adjusting spring (2), a rear support cover (3), an adjuster (4), a fixing block (5) and a fastener (6); a plurality of clamping points are arranged on the left side and the right side of the rear support (1), and a plurality of corresponding limiting blocks are arranged beside each clamping point; the rear support cover (3) is in a shape with two ends tilted along the length direction, a plurality of clamping grooves are respectively arranged on two sides of the rear support cover, and corresponding limiting grooves are respectively arranged beside each clamping groove; the top of the regulator (4) is provided with a regulator limiting groove (405), and the upper end surface of the fixing block (5) falls into the regulator limiting groove (405); the adjusting spring (2) is rotatably arranged in the rear support cover (3), the adjuster (4) is arranged in the middle of the outer side of the rear support cover (3), and the fixing block (5) penetrates through the adjuster (4), the rear support cover (3) and the adjusting spring (2) and then is fixed on the rear support (1) through the fastener (6).

2. The adjustment device of wearing band according to claim 1, wherein said back support (1) is of a vertically and horizontally symmetrical structure.

3. The adjustment device of the wearing band according to claim 1 or 2, wherein the back support (1) is provided with a plurality of ventilation holes (103).

4. Adjustment device of the wear band according to claim 1, characterized in that the fastening element (6) is a fastening screw.

5. Adjustment device of the wear band according to claim 1, characterized in that the adjustment spring (2) is provided with at least 2 limit stops.

6. Adjustment device of the wear band according to claim 1, characterized in that the adjuster (4) is provided with at least 2 adjustment handles.

7. The adjusting device of the wearing hoop according to claim 1, wherein the rear support (1) is provided with a rear support edge soft body (101) and a rear support middle body (102), and the rear support edge soft body (101) and the rear support middle body (102) are in an arc shape in cross section.

8. The adjustment device of claim 7, wherein the rear support edge soft body (101) has a radius of curvature of 80 mm, and the rear support middle body (102) has a radius of curvature of 77.5 mm.

9. The adjustment device of claim 7 or 8, wherein the rear support edge soft body (101) is made of TPE or TPR, and the rear support middle body (102) is made of PA.

10. The adjustment device of claim 1, wherein the adjuster (4) is provided with an adjuster outer cover (406) and an adjuster body (407); the regulator outer coating (406) is made of TPE or TPR, and the regulator body (407) is made of ABS.