Wear-resistant elastic band convenient to fix

Abstract

The utility model discloses a wear-resistant elastic band convenient to fix, which comprises a first connecting band, a latex sleeve and a positioning block, and the latex sleeve is mounted in the first connecting band; the fixing key is mounted on the outer side of the latex sleeve, a limiting layer is arranged in the fixing key, a protective concave surface layer is mounted in the limiting layer, a protective convex layer is mounted in the protective concave surface layer, the positioning block is mounted at the front end of the first connecting belt, and a mounting groove is formed in the positioning block. According to the wear-resistant elastic band convenient to fix, stable stretching stress of the elastic band strips can be conveniently guaranteed, the elastic band strips are prevented from being dislocated or broken, the elastic band is prevented from being deformed and affecting use, the wear resistance of the outer portions of the protective protruding layers can be improved to the maximum degree, and meanwhile the anti-skid protrusions can be regularly arranged, so that the anti-skid effect is improved. The protection performance between the protection concave surface layer and the protection convex layer is improved; due to the design of the self-locking buckle, falling can be prevented, and the safety in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elastic bands, in particular to a wear-resistant elastic band which is easy to fix. Background Art

[0002] Elastic bands first appeared in a hat factory in 1812. They were called elastic round hats, but they were actually made of springs and steel wires. The real elastic band was an accidental invention by chemist Masontosh and inventor Hancock in 1820 during an experiment to extract the concentration of rubber. Masontosh was the first to use the properties of rubber and put it between two layers of fabric to invent waterproof tape.

[0003] The announcement number CN 103416883A provides an elastic belt, which is a 20 cm long elastic belt with the same width as the belt width sewn at the joint of the belt head of the existing belt, so that the elastic belt can play the role of automatically tightening the belt. Because the waist circumference of a person is different in different time periods, for example, when the stomach is hungry, the waist circumference is small, and the existing belt needs to be tightened with several buckles, but in public places, if you want to tighten the belt, the action of tightening the belt is very unsightly. If the belt is not elastic, your stomach will be very uncomfortable. The present invention adds a section of elastic belt at the joint of the existing belt, and the elastic belt can effectively stretch and shorten, thereby facilitating people's lives. The beneficial effects of the present invention are: the existing belt adds a section of elastic belt, and the elastic belt can effectively and automatically stretch and shrink, which facilitates people's lives.

[0004] The above-mentioned prior art solutions have the following defects: the elastic band cannot ensure stable tensile stress on the elastic band, which may easily cause the elastic band to be dislocated or broken, resulting in deformation of the elastic band and affecting its use; the wear resistance of the outer part of the protective raised layer is poor; at the same time, the protective performance between the protective concave layer and the protective raised layer is poor; the connection is easy to fall off and the safety is poor. Therefore, the utility model provides a wear-resistant elastic band that is easy to fix to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a wear-resistant elastic band that is easy to fix, so as to solve the problems proposed in the above-mentioned background technology that the elastic band cannot ensure stable tensile stress on the elastic band strip, easily causes the elastic band strip to be dislocated or broken, causes the elastic band to deform and affects the use, the wear resistance of the outer part of the protective raised layer is poor, and at the same time, the protective performance between the protective concave layer and the protective raised layer is poor; the connection is easy to fall off and the safety is poor.

[0006] To achieve the above object, the utility model provides the following technical solution: a wear-resistant elastic band that is easy to fix, comprising a first connecting band, a latex sleeve and a positioning block, wherein the latex sleeve is installed inside the first connecting band;

[0007] Also includes:

[0008] A fixed key is installed on the outside of the latex sleeve, a limiting layer is arranged inside the fixed key, a protective concave layer is arranged inside the limiting layer, a protective convex layer is arranged inside the protective concave layer, the positioning block is installed at the front end of the first connecting belt, a mounting groove is arranged inside the positioning block, and a third connecting belt is arranged at the front end of the positioning block;

[0009] An iron frame is installed at the front end of the third connecting belt, a fixing rod is installed inside the iron frame, a heat shrink sleeve is installed at the front end of the iron frame, and a second connecting belt is arranged at the front end of the heat shrink sleeve, a climbing ring is installed at the front end of the second connecting belt, and a positioning rod is arranged at the left end of the climbing ring.

[0010] Preferably, the latex sleeve is provided with a plurality of them inside the first connecting belt, and the outer surface of the latex sleeve is provided with a plurality of fixing keys at equal angles.

[0011] Preferably, a plurality of protrusions are arranged at equal angles on the outer end of the protective convex layer, and the outer end of the protective convex layer is connected to the protective concave layer in a snap-fit ​​manner.

[0012] Preferably, two connecting rods are arranged at the inner end of the positioning block, and a parallelogram-shaped slot installation groove is opened on the side of the connecting rod at the rear end of the positioning block.

[0013] Preferably, the first connecting belt is sleeved on the rear end of the installation slot, and the third connecting belt is sleeved on the front end connecting rod of the positioning block, and the front end of the third connecting belt is looped to the rear end of the fixing rod.

[0014] Preferably, the rear end of the climbing ring is looped onto the inner side of the second connecting belt, and the positioning rod forms a rotating structure at the left end of the climbing ring, and the front end of the positioning rod is connected to the climbing ring in a snap-fit ​​manner.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the wear-resistant elastic band that is easy to fix can ensure the stable tensile force of the elastic band, avoid the elastic band being dislocated or broken, which causes the elastic band to deform and affect the use, and can improve the wear resistance of the outer surface of the protective convex layer to the greatest extent. At the same time, the anti-slip convex can improve the protective performance between the protective concave layer and the protective convex layer through regular arrangement; the design of the self-locking buckle can prevent falling off, which increases the safety during use;

[0016] A first connecting belt and a latex sleeve are provided, and the upper and lower wrapping layers between the latex sleeves are arranged in a crisscross manner, so that the upper and lower wrapping layers can ensure the elastic band strip to be stably stretched during the lateral stretching process of the elastic band, thereby avoiding the elastic band strip from being dislocated or broken, resulting in deformation of the elastic band and affecting its use;

[0017] A latex sleeve, a limiting layer and a protective concave layer are provided. The inner side of the protective concave layer inside the latex sleeve is an anti-slip surface layer, which is provided with multiple grooves, so as to facilitate the cooperation with the anti-slip protrusions on the outer side of the protective protrusion layer, and can improve the wear resistance of the outer side of the protective protrusion layer to the greatest extent. At the same time, the anti-slip protrusions can improve the protective performance between the protective concave layer and the protective protrusion layer through regular arrangement;

[0018] It is equipped with a heat shrink tubing, a climbing ring and a positioning rod. The connecting joints of the device adopt the connection method of the climbing ring and the positioning rod. The inside of the heat shrink tubing at the connection is wrapped with iron wire, which is stronger and more reliable. The self-locking buckle design of the climbing ring and the positioning rod can prevent falling off, which increases safety during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0020] Figure 2 This is a schematic diagram of the connection structure between the fixed key and the limiting layer of the utility model;

[0021] Figure 3 This is a side view schematic diagram of the connection structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the connection structure between the first connecting belt and the latex sleeve of the utility model.

[0023] In the figure: 1. first connecting belt; 2. latex sleeve; 3. fixing key; 4. limiting layer; 5. protective concave layer; 6. protective convex layer; 7. positioning block; 8. installation groove; 9. iron frame; 10. fixing rod; 11. heat shrink tubing; 12. second connecting belt; 13. climbing ring; 14. positioning rod; 15. third connecting belt. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 The utility model provides a technical solution: a wear-resistant elastic band that is easy to fix, including a first connecting belt 1, a latex sleeve 2, a fixing key 3, a limiting layer 4, a protective concave layer 5, a protective convex layer 6, a positioning block 7, an installation groove 8, an iron frame 9, a fixing rod 10, a heat shrinkable sleeve 11, a second connecting belt 12, a climbing ring 13, a positioning rod 14 and a third connecting belt 15.

[0026] The fixing key 3 is installed on the outside of the latex sleeve 2, a limiting layer 4 is arranged inside the fixing key 3, a protective concave layer 5 is arranged inside the limiting layer 4, a protective convex layer 6 is arranged inside the protective concave layer 5, a positioning block 7 is installed at the front end of the first connecting belt 1, a mounting groove 8 is arranged inside the positioning block 7, and a third connecting belt 15 is installed at the front end of the positioning block 7;

[0027] The iron frame 9 is installed at the front end of the third connecting belt 15, a fixing rod 10 is installed inside the iron frame 9, a heat shrink sleeve 11 is installed at the front end of the iron frame 9, and a second connecting belt 12 is arranged at the front end of the heat shrink sleeve 11, a climbing ring 13 is installed at the front end of the second connecting belt 12, and a positioning rod 14 is arranged at the left end of the climbing ring 13.

[0028] like Figure 1 , Figure 2 and Figure 3 As shown, a plurality of latex sleeves 2 are arranged inside the first connecting belt 1, and a plurality of fixing keys 3 are ringed at equal angles on the outer surface of the latex sleeve 2, a plurality of convex blocks are arranged at equal angles on the outer end of the protective convex layer 6, and the outer end of the protective convex layer 6 is connected to the protective concave layer 5 by a snap-fit ​​method, two connecting rods are arranged at the inner end of the positioning block 7, and a parallelogram slot installation groove 8 is opened on the side of the connecting rod at the rear end of the positioning block 7, a plurality of latex sleeves 2 are arranged inside the first connecting belt 1, and the upper and lower wrapping layers between the latex sleeves 2 are in a crisscross pattern. The arrangement is such that the upper and lower wrapping layers of the elastic band can ensure stable stretching force of the elastic band during the lateral stretching process, avoiding dislocation or breakage of the elastic band, which causes deformation of the elastic band and affects its use. The inner side of the internal protective concave layer 5 of the latex sleeve 2 is an anti-slip surface layer with multiple grooves, which can facilitate the cooperation with the anti-slip protrusions on the outer side of the protective protrusion layer 6, and can maximize the wear resistance of the outer side of the protective protrusion layer 6. At the same time, the anti-slip protrusions can improve the protective performance between the protective concave layer 5 and the protective protrusion layer 6 through regular arrangement.

[0029] like Figure 1 and Figure 3 As shown, the first connecting belt 1 is sleeved on the rear end of the mounting groove 8, and the third connecting belt 15 is sleeved on the front end connecting rod of the positioning block 7, and the front end of the third connecting belt 15 is sleeved to the rear end of the fixing rod 10, and the rear end of the climbing ring 13 is sleeved to the inner side of the second connecting belt 12, and the positioning rod 14 forms a rotating structure at the left end of the climbing ring 13, and the front end of the positioning rod 14 is connected to the climbing ring 13 in a snap-fit ​​manner. The connection joint of the device adopts the connection method of the climbing ring 13 and the positioning rod 14, and the inside of the heat shrinkable sleeve 11 at the connection is wrapped with iron wire, which is stronger and more reliable, and the self-locking buckle design of the climbing ring 13 and the positioning rod 14 can prevent falling off, thereby increasing the safety during use.

[0030] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A wear-resistant elastic band that is easy to fix, comprising a first connecting band (1), a latex sleeve (2) and a positioning block (7), wherein the latex sleeve (2) is installed inside the first connecting band (1); It is characterized in that Also includes: A fixed key (3) is mounted on the outside of the latex sleeve (2); a limiting layer (4) is arranged inside the fixed key (3); a protective concave layer (5) is installed inside the limiting layer (4); a protective convex layer (6) is installed inside the protective concave layer (5); the positioning block (7) is mounted on the front end of the first connecting belt (1); a mounting groove (8) is provided inside the positioning block (7); and a third connecting belt (15) is installed at the front end of the positioning block (7); An iron frame (9) is mounted on the front end of the third connecting belt (15), a fixing rod (10) is mounted inside the iron frame (9), a heat shrink sleeve (11) is mounted on the front end of the iron frame (9), a second connecting belt (12) is arranged on the front end of the heat shrink sleeve (11), a climbing ring (13) is mounted on the front end of the second connecting belt (12), and a positioning rod (14) is arranged on the left end of the climbing ring (13).

2. The wear-resistant elastic band that is easy to fix according to claim 1, characterized in that: The latex sleeve (2) is provided with a plurality of fixing keys (3) inside the first connecting belt (1), and the outer surface of the latex sleeve (2) is provided with a plurality of fixing keys (3) at equal angles.

3. The wear-resistant elastic band that is easy to fix according to claim 1, characterized in that: The outer end of the protective raised layer (6) is provided with a plurality of protrusions at equal angles, and the outer end of the protective raised layer (6) is connected to the protective concave layer (5) in a snap-fit ​​manner.

4. The wear-resistant elastic band that is easy to fix according to claim 1, characterized in that: Two connecting rods are arranged at the inner end of the positioning block (7), and a parallelogram-shaped slotted hole mounting groove (8) is provided on the side of the connecting rod at the rear end of the positioning block (7).

5. The wear-resistant elastic band that is easy to fix according to claim 1, characterized in that: The first connecting belt (1) is sleeved on the rear end of the installation groove (8), and the third connecting belt (15) is sleeved on the front end connecting rod of the positioning block (7), and the front end of the third connecting belt (15) is looped onto the rear end of the fixing rod (10).

6. The wear-resistant elastic band that is easy to fix according to claim 1, characterized in that: The rear end of the climbing ring (13) is looped onto the inner side of the second connecting belt (12), and the positioning rod (14) forms a rotating structure at the left end of the climbing ring (13), and the front end of the positioning rod (14) is connected to the climbing ring (13) in a snap-fit ​​manner.

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