Silicone rubber cold shrink tube with good adaptability to extreme environment

Abstract

The utility model relates to the technical field of cold shrink tube equipment, and provides a silicone rubber cold shrink tube with good adaptability to extreme environments, which comprises a cold shrink tube body, support mechanisms are arranged on both sides in the cold shrink tube body, a protection assembly is fixed on the outer side wall of the cold shrink tube body, a fastening mechanism is mounted on the outer side wall of the protection assembly, and the fastening mechanism is fixed on the outer side wall of the cold shrink tube body. The supporting mechanism comprises a supporting body, a fixing block, a clamping block and a clamping groove, and the supporting body is arranged on the inner side wall of the cold shrink pipe body. According to the utility model, the supporting mechanism is arranged, and the supporting body is fixed on one side of the high-temperature-resistant layer through the clamping block and the fixing block, so that when a cable needs to be installed, the supporting body is pulled to take out the supporting mechanism, and the supporting mechanism is installed on the next cold contraction pipe equipment for recycling, thereby realizing the function of facilitating recycling of the supporting piece of the device; and therefore, the practicability of the device in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cold shrink tubes, in particular to a silicone rubber cold shrink tube with good adaptability to extreme environments. Background Art

[0002] Cold shrink tubing generally refers to cold shrink cable accessories. Cold shrink cable accessories are made of elastomeric materials such as silicone rubber and EPDM rubber, which are injection-vulcanized in the factory, then expanded and lined with supports to form various cable accessories. During on-site installation, these pre-expanded pieces are placed over the treated cable ends or joints, the internal plastic supports are pulled out, and the cable accessories are pressed against the cable insulation. The existing products of this type can basically meet people's needs, but there are still some problems. The specific problems are as follows:

[0003] 1. Traditional silicone rubber cold shrink tubing only meets people's basic needs. In some extreme environments, the service life of silicone rubber cold shrink tubing will be greatly reduced;

[0004] 2. When the cold shrink tube is in use, a support member is provided inside. When the cable needs to be installed in the cold shrink tube, the support member is pulled out to complete the installation. However, the support member pulled out by the traditional cold shrink tube equipment becomes scrapped after one use and cannot be recycled. In addition, it takes a long time to pull out the support member, which not only increases the cost of the equipment during use, but also affects work efficiency. Utility Model Content

[0005] The utility model aims to provide a silicone rubber cold shrink tube with good adaptability to extreme environments, so as to solve the defects of the existing silicone rubber cold shrink tube in extreme environments, such as short service life and non-recyclable support parts.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a silicone rubber cold shrink tube with good adaptability to extreme environments, comprising a cold shrink tube body.

[0007] Support mechanisms are provided on both sides of the interior of the cold shrink tube body, and a protective component is fixed on the outer side wall of the cold shrink tube body;

[0008] A fastening mechanism is installed on the outer side wall of the protective component, and a handle is fixed on one side.

[0009] The support mechanism includes a support body, a fixed block, a clamping block and a clamping groove. The support body is arranged on both sides of the inside of the cold shrink tube body. A fixed block is fixed on the outer wall of the protective component on one side of the support body. A clamping groove is arranged inside the fixed block. A clamping block is fixed on one side of the support body inside the clamping block.

[0010] Preferably, the support body is T-shaped, and the support body and the fixing block form a clamping structure through a clamping block and a clamping groove.

[0011] Preferably, both sides of the clamping block are arc-shaped, and the fixing blocks are symmetrically distributed.

[0012] Preferably, the protective component includes a waterproof layer, a high temperature resistant layer and a corrosion resistant layer. The corrosion resistant layer is bonded to the outer wall of the cold shrink tube body, the high temperature resistant layer is bonded to the outer wall of the waterproof layer, and the corrosion resistant layer is bonded to the outer wall of the high temperature resistant layer.

[0013] Preferably, the waterproof layer is butyl rubber, the high temperature resistant layer is a mica board layer, and the corrosion resistant layer is fluororubber.

[0014] Preferably, the fastening mechanism includes a fastening sleeve, a first support block, a second support block, a bolt and a nut. The fastening sleeve is arranged on the outer wall of the high-temperature resistant layer. The first support block is fixed on one side of the fastening sleeve, and the second support block is fixed on the side of the fastening sleeve away from the first support block. A bolt is installed at the middle position between one side of the first support block and the second support block, and a nut is installed on one side of the second support block at one end of the bolt.

[0015] Preferably, the first support block and the second support block are both provided with mounting grooves, and the first support block and the second support block are symmetrically distributed.

[0016] The utility model provides a silicone rubber cold shrink tube that is well adapted to extreme environments, and its advantages are:

[0017] By providing a support mechanism, the support body is fixed to one side of the high-temperature resistant layer through a clamping block and a fixing block. When the cable needs to be installed, the support body is pulled out to remove the support mechanism, and the support mechanism is installed on the next cold shrink tube device for recycling. This realizes the function of facilitating the recycling of the support member of the device, thereby improving the practicality of the device during use;

[0018] By providing a fastening mechanism, after the cable is installed, the fastening sleeve is installed on the high-temperature resistant layer, the bolt is screwed inside the first support block, and the nut is installed on one end of the bolt to complete the fastening, thereby realizing the function of facilitating fastening of the device and improving the safety of the device during use.

[0019] By providing a protective component, the waterproof layer is bonded to the cold shrink tube body, the high-temperature resistant layer is bonded to the outside of the waterproof layer, and the corrosion-resistant layer is bonded to the outside of the high-temperature resistant layer. The protective component composed of the waterproof layer, the high-temperature resistant layer and the corrosion-resistant layer increases the adaptability of the cold shrink tube body in extreme environments, can extend the service life of the cable in some extreme environments, realizes the convenient protection function of the device, and thus improves the safety of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main cross-section of the present utility model;

[0021] Figure 2 It is a side view schematic diagram of the utility model;

[0022] Figure 3 This is a schematic diagram of the main view of the utility model;

[0023] Figure 4 This is an enlarged schematic diagram of point A of the present utility model;

[0024] Figure 5 It is a three-dimensional schematic diagram of the fastening mechanism of the present utility model.

[0025] Explanation of the reference numerals in the figure: 1. Cold shrink tube body; 2. Support mechanism; 201. Support body; 202. Fixing block; 203. Clamping block; 204. Clamping groove; 3. Protective component; 301. Waterproof layer; 302. High temperature resistant layer; 303. Corrosion resistant layer; 4. Handle; 5. Fastening mechanism; 501. Fastening sleeve; 502. First support block; 503. Second support block; 504. Bolt; 505. Nut. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-Figure 5 The utility model provides a silicone rubber cold shrink tube with good adaptability to extreme environments, including a cold shrink tube body 1.

[0028] Reference Figure 1 and Figure 4As shown, support mechanisms 2 are provided on both sides of the interior of the cold shrink tube body 1. The support mechanism 2 includes a support body 201, a fixing block 202, a clamping block 203 and a clamping groove 204. The support body 201 is provided on both sides of the interior of the cold shrink tube body 1. A fixing block 202 is fixed on the outer wall of the protective component 3 on one side of the support body 201. A clamping groove 204 is provided inside the fixing block 202. A clamping block 203 is fixed on one side of the support body 201 inside the clamping block 203. Both sides of the clamping block 203 are arc-shaped. The two sides of the block 203 are arranged in an arc shape, which is convenient for pulling out the clamping block 203. The fixing blocks 202 are symmetrically distributed. The symmetrical arrangement can stabilize the support body 1 on one side of the cold shrink tube. The support body 201 is T-shaped, which is convenient for fixing the support body 201 on the cold shrink tube body 1. The support body 201 and the fixing block 202 form a clamping structure through the clamping block 203 and the clamping groove 204. The clamping arrangement of the clamping block 203 and the clamping groove 204 facilitates the rapid extraction of the support body 201, thereby improving the efficiency of the support mechanism 2 in use.

[0029] The support body 201 is fixed to one side of the corrosion-resistant layer 303 through the clamping block 203 and the fixing block 202. When the cable needs to be installed, the support body 201 is pulled out to remove the support mechanism 2, and the support mechanism 2 is installed on the next cold shrink tube equipment for recycling.

[0030] Reference Figure 1 and Figure 2 As shown, a protective component 3 is fixed on the outer wall of the cold shrink tube body 1, and the protective component 3 includes a waterproof layer 301, a high temperature resistant layer 302 and a corrosion resistant layer 303. The waterproof layer 301 is bonded to the outer wall of the cold shrink tube body 1, and the high temperature resistant layer 302 is bonded to the outer wall of the waterproof layer 301, and the corrosion resistant layer 303 is bonded to the outer wall of the high temperature resistant layer 302. The waterproof layer 301 is butyl rubber, which not only has good waterproof properties, but also has good weather aging resistance, which improves the service life of the cold shrink tube body 1 in extreme environments. The high temperature resistant layer 302 is a mica board layer, which not only has high high temperature resistance, but also has high strength, which greatly improves the service life of the product in extreme environments. The corrosion resistant layer 303 is fluororubber, which makes the cold shrink tube body 1 have good corrosion resistance, improves service life, and has good use effect.

[0031] The waterproof layer 301 is bonded to the cold shrink tube body 1, the high temperature resistant layer 302 is bonded to the outside of the waterproof layer 301, and the corrosion resistant layer 303 is bonded to the outside of the high temperature resistant layer 302. The protective component 3 composed of the waterproof layer 301, the high temperature resistant layer 302 and the corrosion resistant layer 303 increases the adaptability of the cold shrink tube body 1 in extreme environments and can extend the service life of the cable in some extreme environments.

[0032] Reference Figure 1 and, Figure 2 、 Figure 3 and Figure 5 As shown, a fastening mechanism 5 is installed on the outer wall of the protective component 3, and a handle 4 is fixed to one side of the fastening mechanism 5. The fastening mechanism 5 includes a fastening sleeve 501, a first support block 502, a second support block 503, a bolt 504 and a nut 505. The fastening sleeve 501 is arranged on the outer wall of the corrosion-resistant layer 303, and the first support block 502 is fixed to one side of the fastening sleeve 501, and the second support block 503 is fixed to the side of the fastening sleeve 501 away from the first support block 502. A bolt 504 is installed in the middle position of one side of the first support block 502 and the second support block 503. The second support block 503 at one end of the bolt 504 is fixed to the second support block 503. A nut 505 is installed on one side, and two groups of fastening sleeves 501 are provided to facilitate the fastening of the protective component 3. The fastening sleeve 501 is rubber. Rubber not only has good wear resistance but can also increase the service life of the fastening sleeve 501. The first support block 502 and the second support block 503 are both provided with mounting grooves. The setting of the mounting grooves facilitates the rapid installation of the first support block 502 and the second support block 503. The first support block 502 and the second support block 503 are symmetrically distributed. The symmetrical distribution of the first support block 502 and the second support block 503 facilitates the stable installation of the bolt 504, thereby improving the fastening function of the fastening mechanism 4.

[0033] After the cable is installed, the fastening sleeve 501 is installed on the high temperature resistant layer 302, the bolt 504 is screwed inside the first support block 502 and the second support block 503, and the nut 505 is installed on one end of the bolt 504 to complete the fastening.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the scope of protection of the present invention.

Claims

1. A silicone rubber cold shrink tube with good adaptability to extreme environments, comprising a cold shrink tube body (1); Its characteristics are: Support mechanisms (2) are provided on both sides of the interior of the cold shrink tube body (1), and a protective component (3) is fixed on the outer wall of the cold shrink tube body (1); A fastening mechanism (5) is installed on the outer side wall of the protective component (3), and a handle (4) is fixed on one side of the (5); The support mechanism (2) comprises a support body (201), a fixing block (202), a clamping block (203) and a clamping groove (204); the support body (201) is arranged on both sides inside the cold shrink tube body (1); a fixing block (202) is fixed on the outer side wall of the protective component (3) on one side of the support body (201); a clamping groove (204) is arranged inside the fixing block (202); and a clamping block (203) is fixed on one side of the support body (201) inside the clamping block (203).

2. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 1, characterized in that: The support body (201) is T-shaped, and the support body (201) and the fixing block (202) form a clamping structure via a clamping block (203) and a clamping groove (204).

3. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 1, characterized in that: Both sides of the clamping block (203) are arc-shaped, and the fixing blocks (202) are symmetrically distributed.

4. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 1, characterized in that: The protective component (3) comprises a waterproof layer (301), a high temperature resistant layer (302) and a corrosion resistant layer (303); the waterproof layer (301) is bonded to the outer wall of the cold shrink tube body (1); the high temperature resistant layer (302) is bonded to the outer wall of the waterproof layer (301); and the corrosion resistant layer (303) is bonded to the outer wall of the high temperature resistant layer (302).

5. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 4, characterized in that: The waterproof layer (301) is butyl rubber, the high temperature resistant layer (302) is a mica plate layer, and the corrosion resistant layer (303) is fluororubber.

6. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 4, characterized in that: The fastening mechanism (5) comprises a fastening sleeve (501), a first support block (502), a second support block (503), a bolt (504) and a nut (505); the fastening sleeve (501) is arranged on the outer wall of the corrosion-resistant layer (303); the first support block (502) is fixed to one side of the fastening sleeve (501); the second support block (503) is fixed to the side of the fastening sleeve (501) away from the first support block (502); a bolt (504) is installed at a middle position between one side of the first support block (502) and the second support block (503); and a nut (505) is installed on one end of the bolt (504) on one side of the second support block (503).

7. The silicone rubber cold shrink tube with good adaptability to extreme environments according to claim 6, characterized in that: The first support block (502) and the second support block (503) are both provided with mounting grooves, and the first support block (502) and the second support block (503) are symmetrically distributed.

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