Coupling coaxial cable

Abstract

The utility model discloses a coupling coaxial cable, comprising a coupling coaxial cable main body, two ends of the coupling coaxial cable main body are provided with connecting assemblies, each connecting assembly comprises a joint and a connecting sleeve, the joint is provided with a limiting assembly, the limiting assembly comprises an outer sleeve and a baffle ring, the outer side of the connecting sleeve is provided with a rotating assembly, and the rotating assembly is connected with the connecting sleeve. The rotating assembly comprises a clamping sleeve and a clamping ring, an anti-loosening assembly is welded to the outer side of the clamping sleeve, the anti-loosening assembly comprises a clamping plate and a wedge block, the coupling coaxial cable can fix the wedge block through a wedge groove, then the clamping sleeve is fixed through the clamping plate, the clamping sleeve is prevented from loosening, and the connection firmness of the connector and the connecting sleeve is guaranteed; poor connection or disconnection of the coupling coaxial cable body is avoided, water is prevented from entering the inner sides of the connector and the connecting sleeve, connection sealing performance of the coupling coaxial cable is guaranteed, electric leakage and other conditions are avoided, working safety of the coupling coaxial cable is guaranteed, and the coupling coaxial cable is suitable for transmission of wireless communication signals.

Description

Technical Field

[0001] The utility model relates to the technical field of coupled coaxial cable equipment, in particular to a coupled coaxial cable. Background Art

[0002] In order to facilitate signal transmission in special environments such as tunnels, tunnels, underground railways, underground buildings, etc. where direct transmission is not possible or transmission is poor, a coupled coaxial cable device is often required. The utility model patent with patent application number CN201220310608.0 discloses a coupled leaky coaxial cable for coal mines, which has a wide frequency band and good electrical performance in the entire wide frequency band, uniform and stable field radiation, no resonant frequency, and no anti-interference ability in the full frequency band. The coupled leaky coaxial cable for coal mines can ensure uninterrupted signal coverage and realize wireless communication in special occasions such as coal mine tunnels and other underground mines. According to the technical solution disclosed by the utility model patent, when the existing coupled coaxial cable is used, on the one hand, when the connection work is carried out, it is easy to cause the joint connection to loosen or even disconnect due to tension or vibration, which is not conducive to ensuring the stability of signal transmission. On the other hand, when the coupled coaxial cable is connected, it is easy to cause moisture to enter the inner side of the connection due to the poor sealing of the connection, which is not conducive to ensuring the safety of the coupled coaxial cable.

[0003] Therefore, how to design a coupled coaxial cable has become our current problem to be solved. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a coupled coaxial cable to solve the problems raised in the above-mentioned background technology. The utility model has a reasonable design, is relatively convenient to use, and is suitable for the transmission of wireless communication signals.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coupled coaxial cable, comprising a coupled coaxial cable main body, connecting components are installed at both ends of the coupled coaxial cable main body, the connecting components include a joint and a socket, a limit component is installed on the joint, the limit component includes a sleeve and a retaining ring, a rotating component is installed on the outside of the socket, the rotating component includes a jacket and a clamping ring, an anti-loosening component is welded on the outer side of the jacket, the anti-loosening component includes a clamping plate and a wedge, a sealing component is installed on the inside of the joint, and the sealing component includes a slot and a water-expandable strip.

[0006] Furthermore, the connector is installed at one end of the coupled coaxial cable body, and the socket is installed at the other end of the coupled coaxial cable body.

[0007] Furthermore, the outer sleeve is welded to the outer side of the joint, the retaining ring is integrally formed on the outer side of the outer sleeve, a ring groove is provided on the connecting sleeve, the retaining ring is integrally formed on the inner wall of one end of the jacket, and the retaining ring is clamped on the inner side of the ring groove.

[0008] Furthermore, an outer side of the outer sleeve is provided with an external thread, and an inner wall of the jacket is provided with an internal thread, and the external thread matches the internal thread.

[0009] Furthermore, wedge grooves are provided on the outer side of the retaining ring, and the wedge grooves are evenly distributed on the retaining ring.

[0010] Furthermore, one end of the clamping plate is welded to the outer side of the jacket, and the wedge block is welded to the other end of the clamping plate, and the wedge block matches the wedge groove.

[0011] Furthermore, the slot is opened on the inner side of the joint, and the water-swellable strip is bonded to the inner side of the slot.

[0012] Furthermore, a plug sleeve is welded on the inner side of the connecting sleeve, and the outer diameter and inner diameter of the plug sleeve are equal to the outer diameter and inner diameter of the slot.

[0013] Beneficial effects: 1. When the coupled coaxial cable is in use, align the connector with the socket, then put the sleeve on the outer side of the outer sleeve, rotate the sleeve, and the sleeve rotates on the inner side of the ring groove through the clamping ring, and is screwed on the outer side of the outer sleeve through the thread until one end of the sleeve is clamped on the outer side of the retaining ring, and the clamping plate drives the wedge block to be clamped on the inner side of the wedge groove, and then rotate the sleeve in the opposite direction, so that the clamping plate drives the wedge block to be completely clamped on the inner side of the wedge groove, so that the sleeve cannot rotate. On the one hand, the wedge groove can be used to fix the wedge block, and then the clamping plate can be used to fix the sleeve to prevent the sleeve from loosening, thereby ensuring the connection firmness between the connector and the socket, and avoiding poor connection or disconnection of the coupled coaxial cable body. On the other hand, the wedge groove is used to fix the wedge block to avoid the clamping plate driving the wedge block to move out of the inner side of the wedge groove due to external force.

[0014] 2. When the coupled coaxial cable is in use, after the connection between the connector and the socket is completed, the socket in the socket is inserted into the inner side of the slot, and the outer wall and the inner wall of the socket are sealed and clamped on the outer wall and the inner wall of the slot, thereby effectively sealing and connecting the connector and the socket. When moisture accidentally enters the inner side of the slot, the water-swelling strip absorbs water and expands, and the slot and the socket are completely sealed and clamped, effectively preventing moisture from entering the inner side of the connector and the socket, thereby effectively ensuring the connection sealing of the coupled coaxial cable body, avoiding leakage and the like, and ensuring the working safety of the coupled coaxial cable body.

[0015] 3. The coupled coaxial cable is reasonably designed, efficient and convenient to use, and is suitable for the transmission of wireless communication signals. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a coupled coaxial cable of the utility model;

[0017] Figure 2 It is a cross-sectional view of a connector for coupling coaxial cables according to the utility model;

[0018] Figure 3 It is a cross-sectional view of a coupling sleeve for coupling coaxial cables of the utility model;

[0019] Figure 4 This is a connection diagram of a coupled coaxial cable of the utility model;

[0020] In the figure: 1. coupled coaxial cable body; 2. connector; 3. connector sleeve; 4. outer sleeve; 5. clamping sleeve; 6. ring groove; 7. retaining ring; 8. retaining ring; 9. wedge groove; 10. clamping plate; 11. wedge block; 12. plug sleeve; 13. slot; 14. water expansion strip. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figures 1 to 4The utility model provides a technical solution: a coupled coaxial cable, comprising a coupled coaxial cable body 1, connecting components are installed at both ends of the coupled coaxial cable body 1, the connecting components include a joint 2 and a socket 3, a limit assembly is installed on the joint 2, the limit assembly includes a jacket 4 and a retaining ring 8, a rotating assembly is installed on the outer side of the socket 3, the rotating assembly includes a jacket 5 and a clamping ring 7, an anti-loosening assembly is welded on the outer side of the jacket 5, the anti-loosening assembly includes a clamping plate 10 and a wedge 11, a sealing assembly is installed on the inner side of the joint 2, the sealing assembly includes a slot 13 and a water-expanding strip 14, the slot 13 is opened on the inner side of the joint 2, and the water-expanding strip 14 is bonded to the inner side of the slot 13. On the side, a socket 12 is welded on the inner side of the socket 3, and the outer diameter and inner diameter of the socket 12 are equal to the inner diameter of the outer diameter of the slot 13. After completing the connection between the connector 2 and the socket 3, the socket 12 in the socket 3 is inserted into the inner side of the slot 13, and the outer wall and inner wall of the socket 12 are sealed and clamped on the outer wall and inner wall of the slot 13, thereby effectively sealing the connector 2 and the socket 3. When moisture accidentally enters the inner side of the slot 13, the water-expandable strip 14 absorbs water and expands, and the slot 13 and the socket 14 are completely sealed and clamped, effectively preventing moisture from entering the inner side of the connector 2 and the socket 3, thereby effectively ensuring the connection sealing of the coupled coaxial cable body 1, avoiding leakage and the like, and ensuring the working safety of the coupled coaxial cable body 1.

[0023] In this embodiment, the connector 2 is installed at one end of the coupled coaxial cable body 1, the socket 3 is installed at the other end of the coupled coaxial cable body 1, the outer sleeve 4 is welded to the outer side of the connector 2, the retaining ring 8 is integrally formed on the outer side of the outer sleeve 4, an annular groove 6 is provided on the socket 3, the clamping ring 7 is integrally formed on the inner wall of one end of the jacket 5, the clamping ring 7 is clamped on the inner side of the annular groove 6, the outer side of the outer sleeve 4 is provided with an external thread, the inner wall of the jacket 5 is provided with an internal thread, the external thread cooperates with the internal thread, the outer side of the retaining ring 8 is provided with a wedge groove 9, the wedge grooves 9 are evenly distributed on the retaining ring 8, one end of the clamping plate 10 is welded to the outer side of the jacket 5, the wedge block 11 is welded to the other end of the clamping plate 10, the wedge block 11 cooperates with the wedge groove 9, when in use, the connector 2 is connected to The socket 3 is aligned, and then the sleeve 5 is placed on the outer side of the outer sleeve 4, and the sleeve 5 is rotated. The sleeve 5 rotates on the inner side of the ring groove 6 through the retaining ring 7 and is screwed on the outer side of the outer sleeve 4 through threads until one end of the sleeve 5 is clamped on the outer side of the retaining ring 8, and the clamping plate 10 drives the wedge block 11 to be clamped into the inner side of the wedge groove 9. Then the sleeve 5 is rotated in the opposite direction, so that the clamping plate 10 drives the wedge block 11 to be completely clamped on the inner side of the wedge groove 9, so that the sleeve 5 cannot rotate. On the one hand, the wedge block 11 can be fixed by the wedge groove 9, and then the sleeve 5 can be fixed by the clamping plate 10 to prevent the sleeve 5 from loosening, thereby ensuring the connection firmness between the connector 2 and the socket 3 and avoiding poor connection or disconnection of the coupled coaxial cable body 1. On the other hand, the wedge block 11 is fixed by the wedge groove 9 to avoid the clamping plate 10 driving the wedge block 11 to move out from the inner side of the wedge groove 9 due to external force.

[0024] When the coupled coaxial cable is in use, the connector 2 is aligned with the socket 3, and then the sleeve 5 is sleeved on the outer side of the outer jacket 4. The sleeve 5 is rotated, and the sleeve 5 is rotated on the inner side of the ring groove 6 through the clamping ring 7 and is screwed on the outer side of the outer jacket 4 through the thread until one end of the sleeve 5 is clamped on the outer side of the retaining ring 8, and the clamping plate 10 drives the wedge block 11 to be clamped on the inner side of the wedge groove 9. The sleeve 5 is then rotated in the opposite direction so that the clamping plate 10 drives the wedge block 11 to be completely clamped on the inner side of the wedge groove 9, so that the sleeve 5 cannot rotate. On the one hand, the wedge groove 9 can be used to fix the wedge block 11, and then the clamping plate 10 can be used to fix the sleeve 5 to prevent the sleeve 5 from loosening, thereby ensuring the connection firmness between the connector 2 and the socket 3 and avoiding poor connection or disconnection of the coupled coaxial cable body 1. On the one hand, the wedge groove 9 is used to fix the wedge block 11 to prevent the clamping plate 10 from being driven by external force to move the wedge block 11 out from the inner side of the wedge groove 9. After the connection between the connector 2 and the socket 3 is completed, the sleeve 12 in the socket 3 is inserted into the inner side of the slot 13, and the outer wall and inner wall of the sleeve 12 are sealed and clamped on the outer wall and inner wall of the slot 13, thereby effectively sealing the connector 2 and the socket 3. When moisture accidentally enters the inner side of the slot 13, the water-swelling strip 14 absorbs water and expands, and the slot 13 and the sleeve 14 are completely sealed and clamped, effectively preventing moisture from entering the inner side of the connector 2 and the socket 3, thereby effectively ensuring the connection sealing of the coupled coaxial cable body 1, avoiding leakage and the like, and ensuring the working safety of the coupled coaxial cable body 1.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A coupled coaxial cable, comprising a coupled coaxial cable body (1), wherein both ends of the coupled coaxial cable body (1) are provided with connection components, wherein the connection components include a connector (2) and a connector sleeve (3), wherein a limit assembly is provided on the connector (2), wherein the limit assembly includes a jacket (4) and a retaining ring (8), and wherein: A rotating assembly is installed on the outer side of the sleeve (3), the rotating assembly comprising a jacket (5) and a clamping ring (7), an anti-loosening assembly is welded to the outer side of the jacket (5), the anti-loosening assembly comprises a clamping plate (10) and a wedge block (11), and a sealing assembly is installed on the inner side of the joint (2), the sealing assembly comprises a slot (13) and a water-expandable strip (14).

2. A coupled coaxial cable according to claim 1, characterized in that: The connector (2) is installed at one end of the coupled coaxial cable body (1), and the connector sleeve (3) is installed at the other end of the coupled coaxial cable body (1).

3. A coupled coaxial cable according to claim 2, characterized in that: The outer sleeve (4) is welded to the outer side of the joint (2), the retaining ring (8) is integrally formed on the outer side of the outer sleeve (4), an annular groove (6) is provided on the connecting sleeve (3), the retaining ring (7) is integrally formed on the inner wall of one end of the sleeve (5), and the retaining ring (7) is clamped on the inner side of the annular groove (6).

4. A coupled coaxial cable according to claim 3, characterized in that: An external thread is provided on the outer side of the outer sleeve (4), and an internal thread is provided on the inner wall of the jacket (5), wherein the external thread matches the internal thread.

5. A coupled coaxial cable according to claim 1, characterized in that: The outer side of the retaining ring (8) is provided with a wedge groove (9), and the wedge grooves (9) are evenly distributed on the retaining ring (8).

6. A coupled coaxial cable according to claim 5, characterized in that: One end of the clamping plate (10) is welded to the outer side of the jacket (5), and the wedge block (11) is welded to the other end of the clamping plate (10), and the wedge block (11) matches the wedge groove (9).

7. A coupled coaxial cable according to claim 6, characterized in that: The slot (13) is provided on the inner side of the joint (2), and the water-swellable strip (14) is bonded to the inner side of the slot (13).

8. A coupled coaxial cable according to claim 7, characterized in that: A plug sleeve (12) is welded to the inner side of the connecting sleeve (3); the outer diameter and inner diameter of the plug sleeve (12) are equal to the outer diameter and inner diameter of the slot (13).

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