Cable with high-sealing connection structure

Abstract

The utility model belongs to the technical field of cables, and particularly relates to a cable with a high-sealing connection structure, which comprises a lead, a male joint and a female joint, the lead is respectively connected with the male joint and the female joint, the end part of the male joint is provided with a first threaded connector, the surface of the first threaded connector is provided with a second threaded connector, and the surface of the second threaded connector is provided with a second threaded connector. A first threaded connecting groove is formed in the surface of the end of the female connector and is in threaded connection with a first threaded connector, a second threaded connecting groove is formed in an inner cavity of the first threaded connecting groove, and the second threaded connecting groove is in threaded connection with a second threaded connector. A first rubber ring is arranged in an inner cavity of the first threaded connection groove. According to the utility model, the two groups of threaded connectors are in threaded connection with the threaded connection grooves, so that the connection stability of the male joint and the female joint can be improved, the sealing performance of the joint is improved, the joints are prevented from loosening in the use process, and the stability of cable connection can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field, concretely is a kind of cable with high sealing connection structure. BACKGROUND

[0002] With the gradual acceleration of urbanization, city planning tends to be more and more modernized. In the process of urban construction, cable into ground becomes the lowest construction requirement. At the same time, in the process of urban reconstruction, various cables erected in the air also need to be put into ground. Cable into ground often uses trenchless technology for construction, which has the advantages of not affecting traffic, small damage to stratum structure, short cycle, etc. Meanwhile, it is suitable for high requirements for cables using trenchless construction method, which specifically shows that cables need to have high strength, good rigidity and toughness, etc. In addition, due to the characteristics of cables, they also need to have high flame retardance to prevent fire caused by circuit short circuit and safety accidents.

[0003] The existing cable is connected by a connecting piece in use, and the connecting piece is connected in a buckle manner to realize quick connection of the cable. However, the buckle type connection has the problems of poor connection stability and poor sealing, which will affect the stability of the cable in power and signal transmission. To solve the above problems, the present application provides a cable with high sealing connection structure. UTILITY MODEL CONTENTS

[0004] (I) UTILITY MODEL OBJECTIVE

[0005] To solve the technical problems in the background art, the utility model provides a cable with high sealing connection structure, which is connected by two groups of threaded connectors and threaded connection grooves, so as to improve the connection stability of male and female connectors, the sealing property of the connection, and prevent the connectors from loosening in use, thereby improving the stability of cable connection and solving the problems in the background art.

[0006] (II) TECHNICAL SCHEME

[0007] To solve the above technical problems, the utility model provides a cable with high sealing connection structure, which comprises a wire, a male connector and a female connector. The wire is connected with the male connector and the female connector respectively. The male connector is provided with a first threaded connector at the end. The surface of the first threaded connector is provided with a second threaded connector. The surface of the end of the female connector is provided with a first threaded connection groove. The first threaded connection groove is connected with the first threaded connector in a threaded manner. The inner cavity of the first threaded connection groove is provided with a second threaded connection groove. The second threaded connection groove is connected with the second threaded connector in a threaded manner.

[0008] The first threaded connection groove is provided with a first rubber ring, the second threaded connection groove is provided with a second rubber ring, the first threaded connector abuts against the surface of the first rubber ring, and the second threaded connector abuts against the surface of the second rubber ring.

[0009] Preferably, the male connector is integrally formed with a first limiting disc on the surface, a through hole is formed through the surface of the first limiting disc, and the through holes are distributed at equal intervals.

[0010] Preferably, the female connector is integrally formed with a second limiting disc on the surface, a positioning hole is formed through the surface of the second limiting disc, and the positioning hole coincides with the through hole.

[0011] Preferably, a connecting disc is movably arranged on one side of the first limiting disc, a positioning pin is arranged on the surface of the connecting disc and corresponds to the position of the through hole, and the positioning pin is inserted into the through hole.

[0012] Preferably, a magnetic cylinder is arranged in the inner cavity of the positioning hole, the end of the positioning pin extends into the inner cavity of the magnetic cylinder, and the magnetic cylinder is attracted to the positioning pin.

[0013] Preferably, an external thread is formed on the surface of the male connector, and the external thread is located on one side of the first limiting disc.

[0014] Preferably, a locking nut is threadedly connected to the surface of the male connector through the external thread, and the locking nut abuts against the surface of the connecting disc.

[0015] The above technical scheme of the utility model has the following beneficial technical effects:

[0016] 1. In the utility model, the male connector is connected to the first threaded connection groove of the female connector through the first threaded connector, and the second threaded connector is connected to the second threaded connection groove through the second threaded connection groove. The first threaded connector and the second threaded connector abut against the surfaces of the first rubber ring and the second rubber ring in the inner cavities of the first threaded connection groove and the second threaded connection groove, respectively. By extruding the two groups of first rubber rings and second rubber rings, the connection stability of the male connector and the female connector can be improved, and the sealing performance of the connection part can be improved.

[0017] 2. In the utility model, after the male connector and the female connector are connected, the locking nut is rotated, the locking nut is pushed to move the connecting disc under the cooperation of the external thread, the positioning pin is inserted into the through hole and extends into the positioning hole, the magnetic cylinder can adsorb the positioning pin, the positioning pin can be limited, the male connector and the female connector can be limited by the positioning pin, the male connector and the female connector can be prevented from loosening during use, and the stability of the cable connection can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the male connector structure of the utility model with high sealing connection structure.

[0019] Figure 2 The whole structure schematic diagram of the cable with high sealing connection structure;

[0020] Figure 3 The cross section structure schematic diagram of the cable with high sealing connection structure;

[0021] Figure 4 The female joint structure schematic diagram of the cable with high sealing connection structure.

[0022] Reference signs:

[0023] 1, wire; 2, male joint; 3, female joint; 4, No. 1 threaded connector; 5, No. 2 threaded connector; 6, No. 1 threaded connecting groove; 7, No. 2 threaded connecting groove; 8, No. 1 rubber ring; 9, No. 2 rubber ring; 10, No. 1 limiting disc; 11, through hole; 12, No. 2 limiting disc; 13, positioning hole; 14, magnetic cylinder; 15, connecting disc; 16, positioning pin; 17, locking nut; 18, external thread. DETAILED DESCRIPTION

[0024] To make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is explained in further detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0025] As Figures 1-4 shown in the utility model discloses a kind of cable with high sealing connection structure, including wire 1, male joint 2 and female joint 3, the wire 1 is connected with male joint 2 and female joint 3 respectively, the male joint 2 end is equipped with No. 1 threaded connector 4, No. 1 threaded connector 4 surface is equipped with No. 2 threaded connector 5, the female joint 3 end surface is equipped with No. 1 threaded connecting groove 6, No. 1 threaded connecting groove 6 is connected with No. 1 threaded connector 4 thread, No. 1 threaded connecting groove 6 inner chamber is equipped with No. 2 threaded connecting groove 7, No. 2 threaded connecting groove 7 is connected with No. 2 threaded connector 5 thread;

[0026] No. 1 threaded connecting groove 6 inner chamber is equipped with No. 1 rubber ring 8, No. 2 threaded connecting groove 7 inner chamber is equipped with No. 2 rubber ring 9, No. 1 threaded connector 4 is abutted on No. 1 rubber ring 8 surface, No. 2 threaded connector 5 is abutted on No. 2 rubber ring 9 surface.

[0027] It should be noted that the male connector 2 is connected with the female connector 3 through the first threaded connector 4 and the second threaded connector 5, and the first threaded connector 4 and the second threaded connector 5 are respectively abutted on the surfaces of the first rubber ring 8 and the second rubber ring 9 in the cavities of the first threaded connecting groove 6 and the second threaded connecting groove 7, and the connection stability of the male connector 2 and the female connector 3 can be improved by extruding the two groups of first rubber rings 8 and second rubber rings 9, and the sealing property of the connection part is also improved.

[0028] In the embodiment, as shown in Figure 1 and Figure 4 , the surface of the male connector 2 is integrally formed with a first limiting disc 10, the surface of the first limiting disc 10 is provided with through holes 11 which are distributed at equal intervals, the surface of the female connector 3 is integrally formed with a second limiting disc 12, the surface of the second limiting disc 12 is provided with positioning holes 13 which coincide with the through holes 11, one side of the first limiting disc 10 is movably provided with a connecting disc 15, the surface of the connecting disc 15 is provided with a positioning pin 16 at a position corresponding to the through holes 11, the positioning pin 16 is inserted into the through holes 11, the cavity of the positioning hole 13 is provided with a magnetic cylinder 14, the end of the positioning pin 16 extends into the cavity of the magnetic cylinder 14, and the magnetic cylinder 14 is attracted to the positioning pin 16.

[0029] It should be noted that after the male connector 2 and the female connector 3 are connected, the locking nut 17 is rotated, the locking nut 17 moves the connecting disc 15 under the cooperation of the external thread 18, the positioning pin 16 is inserted into the through holes 11 and extends into the positioning holes 13, the magnetic cylinder 14 can adsorb and limit the positioning pin 16, the male connector 2 and the female connector 3 are limited by the positioning pin 16, which can prevent the male connector 2 and the female connector 3 from loosening during use, and the stability of the cable connection can be improved.

[0030] In the embodiment, as shown in Figure 1 , the surface of the male connector 2 is provided with an external thread 18, the external thread 18 is located on one side of the first limiting disc 10, the surface of the male connector 2 is threadedly connected with a locking nut 17 through the external thread 18, and the locking nut 17 is abutted on the surface of the connecting disc 15.

[0031] It should be noted that the locking nut 17 is threadedly connected with the external thread 18, and the connecting disc 15 can be limited by the locking nut 17.

[0032] The working principle and use process of the utility model: the male joint 2 is connected with the female joint 3 through the first threaded connector 4 and the second threaded connector 5, the first threaded connector 4 and the second threaded connector 5 are respectively abutted on the surface of the first rubber ring 8 and the second rubber ring 9 in the inner cavity of the first threaded connecting groove 6 and the second threaded connecting groove 7, the male joint 2 and the female joint 3 are connected stably, the sealing property of the connecting part is improved, after the male joint 2 and the female joint 3 are connected, the locking nut 17 is rotated, the locking nut 17 is pushed to move the connecting disc 15 under the cooperation of the outer thread 18, the positioning pin 16 is inserted into the through hole 11 and extends into the positioning hole 13, the magnetic cylinder 14 can adsorb and limit the positioning pin 16, the male joint 2 and the female joint 3 are limited through the positioning pin 16, the male joint 2 and the female joint 3 can not be loosened during use, and the stability of the cable connection is improved.

[0033] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model should be included in the protection scope of the utility model. In addition, the utility model claims to cover all changes and modifications falling within the scope and boundary of the appended claims or the equivalent form of such scope and boundary.

Claims

1. A cable having a high sealing connection structure, comprising a conductor wire (1), a male connector (2) and a female connector (3), the conductor wire (1) being connected to the male connector (2) and the female connector (3) respectively, characterized in that, The male joint (2) end is provided with a threaded connector (4), the threaded connector (4) is provided with a threaded connector (5) on the surface, the female joint (3) end surface is provided with a threaded connection groove (6), the threaded connection groove (6) is connected with the threaded connector (4), the threaded connection groove (6) is provided with a threaded connection groove (7) in the cavity, the threaded connection groove (7) is connected with the threaded connector (5). The threaded connection groove (6) is provided with a rubber ring (8) in the cavity, the threaded connection groove (7) is provided with a rubber ring (9) in the cavity, the threaded connector (4) is abutted on the surface of the rubber ring (8), the threaded connector (5) is abutted on the surface of the rubber ring (9).

2. The cable with high sealing connection structure according to claim 1, characterized in that, The male joint (2) surface is integrally formed with a limiting disc (10), the limiting disc (10) surface is provided with a through hole (11), and the through hole (11) is equidistantly distributed.

3. The cable with high sealing connection structure according to claim 2, characterized in that, The female joint (3) surface is integrally formed with a limiting disc (12), the limiting disc (12) surface is provided with a positioning hole (13), and the positioning hole (13) is coincided with the through hole (11).

4. The cable with high sealing connection structure according to claim 3, characterized in that, The limiting disc (10) side is movably provided with a connecting disc (15), the connecting disc (15) surface is provided with a positioning pin (16) corresponding to the position of the through hole (11), and the positioning pin (16) is inserted into the through hole (11).

5. A cable having a high sealing connection structure according to claim 4, wherein, The positioning hole (13) is provided with a magnetic cylinder (14) in the cavity, the positioning pin (16) end extends into the cavity of the magnetic cylinder (14), and the magnetic cylinder (14) is attracted to the positioning pin (16).

6. A cable having a high sealing connection structure according to claim 5, wherein, The male joint (2) surface is provided with an external thread (18), and the external thread (18) is located on one side of the limiting disc (10).

7. A cable having a high sealing connection structure according to claim 6, wherein The male joint (2) surface is provided with an external thread (18), and the external thread (18) is located on one side of the limiting disc (10). The male joint (2) surface is provided with a locking nut (17) through the external thread (18), and the locking nut (17) is abutted on the surface of the connecting disc (15).

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