CN107394450B

CN107394450B - Bending type cable connector

Info

Publication number: CN107394450B
Application number: CN201710741997.XA
Authority: CN
Inventors: 张迎春; 韩夙
Original assignee: Changzhou Huzheng Electronic Technology Co ltd
Current assignee: Changzhou Huzheng Electronic Technology Co ltd
Priority date: 2017-08-25
Filing date: 2017-08-25
Publication date: 2023-04-18
Anticipated expiration: 2037-08-25
Also published as: CN107394450A

Abstract

The invention provides a bent cable connector, which comprises a first end part, a second end part, a first opening, a second opening, a first channel and a second channel, wherein the first end part is provided with a first opening; after the first conductor and the second conductor are reliably connected, the first insulating part is filled in the first channel and the second channel, so that the connection firmness between the first connecting part and the second connecting part can be enhanced, the contact space between the first conductor, the second conductor and the main body is blocked, the probability of short circuit is reduced, and then the first conductor, the second conductor and the main body are connected into a whole through the insulating part, so that the connector is easier to further assemble later, and the structural strength of the finally generated connector is higher; in addition, the connecting ends of the first conductor and the second conductor are arranged outside the main body, so that the problem of inconvenience in installation due to the fact that light is shielded when the cable is connected with the main body is solved.

Description

Bent cable connector

Technical Field

The present invention relates to cable connectors, and more particularly to an angled cable connector.

Background

The space of the cable connector application occasion is smaller and smaller, the cable can be installed only by bending frequently, the large-current cable is not easy to bend, the surface insulating high polymer material can be rapidly aged due to the fact that the bending radius is too small, meanwhile, the copper conductor can also be subjected to bending force, the fatigue life is reduced, and the copper conductor is aged, so that the cable connector with a 90-degree bend angle appears on the market, for example, chinese patent with the publication number of CN 205429295U and publication number of 2016.08.03 discloses a welding-free bent microwave coaxial connector, a first central needle is axially arranged in an elbow of the connector, a second central needle is arranged on an inner conductor of the cable, a first connecting part is arranged at the end part of the first central needle, and a second connecting part is arranged on the second central needle; the second center pin is mechanically and electrically connected to the first connection of the first center pin in the vertical direction by a second connection. In order to connect the second connecting part with the first connecting part, the connector is also provided with an observation hole, the observation hole is provided with a cover, when the cable is installed, the cover is firstly opened to see the position of the second connecting part extending into the connector, then the second connecting part is connected with the first connecting part, then a braid layer of the cable is welded and fixed with the connector, and finally the cover is covered, so that the whole connecting process is very complicated, and even if the observation hole is arranged, the positions of the first connecting part and the second connecting part are difficult to see clearly because most light rays are shielded by the connector; in addition, the connection between the first connection portion and the second connection portion is very unreliable and easily loosens to affect the electrical performance, and in order to observe and connect the first connection portion and the second connection portion, the medium between the first connection portion and the housing of the connector and the medium between the second connection portion and the housing of the connector are air, and if the air is wet or water enters the connector, the housing and the connection portions are short-circuited.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to solve the problems of inconvenient installation, unstable electrical performance and easy short circuit of the conventional bent cable connector, the invention provides a bent cable connector to solve the problems.

The technical scheme adopted by the invention for solving the technical problems is as follows: an angled cable connector comprising:

a body comprising a first end, a second end, a first opening at the first end, a second opening at the second end, a first channel extending from the first opening along a first axis, and a second channel extending from the second opening along a second axis, the first axis being perpendicular to the second axis and the first and second channels communicating in an extension direction;

a first conductor comprising a first connection;

a second conductor including a second connection portion having an internal thread, the first connection portion being inserted into the first passage from the first opening, the second connection portion being inserted into the second passage from the second opening and fixedly connected to the first connection;

and the first insulation part is filled in the first channel and the second channel and is used for isolating the main body from the first conductor and the second conductor, and the main body is fixedly connected with the first conductor and the second conductor through the first insulation part.

Preferably, the nut is further included, the first connecting portion has an external thread, the second connecting portion has an internal thread, the first connecting portion is in threaded connection with the second connecting portion, and the first connecting portion penetrates through the second connecting portion to be in threaded connection with the nut.

Preferably, the first conductor has a first boss protruding in a radial direction at a position adjacent to the first connection portion, and the first connection portion is screwed into the second connection portion and then terminates at the first boss.

Preferably, the first conductor further comprises a first rod part and a crimping part, one end of the first rod part is connected with the first connecting part, the other end of the first rod part extends out of the first opening and is connected with the crimping part, and a second insulating part is coated on the outer wall of the part, located outside the first opening, of the first rod part.

Preferably, the joint of the first rod part and the crimping part is provided with a second boss protruding in the radial direction, the second insulating part is continued onto the second boss, and a part of the second insulating part between the second boss and the first opening is provided with a first groove recessed in the radial direction.

Preferably, the second conductor further includes a second rod portion and a plug portion, one end of the second rod portion is connected to the second connection portion, the other end of the second rod portion extends out of the second opening and is connected to the plug portion, and a third insulation portion is wrapped on an outer wall of a portion, located outside the second opening, of the second rod portion.

Preferably, a third boss protruding in the radial direction is arranged at the joint of the second rod part and the inserting part, the third insulating part is continued to the third boss, and the outer diameter of the third insulating part is equal to that of the third boss and is smaller than the caliber of the second opening.

Preferably, the waterproof connector further comprises a shielding adapter sleeve, a shielding ring, a locking nut and a waterproof ring, wherein the shielding adapter sleeve is provided with a third end portion and a fourth end portion, the third end portion is sleeved on the first end portion, a first O-shaped ring is arranged between the third end portion and the fourth end portion, the fourth end portion extends across the crimping portion along the direction opposite to the first axis and is in threaded connection with the locking nut, the waterproof ring is arranged along the inner wall of the locking nut, and the shielding ring is embedded on the inner wall of the fourth end portion.

Preferably, the plug further comprises a plastic part, a plug shell and a connecting ring, the main body further comprises a fifth end part integrally connected with the second end part, and the inner diameter of the fifth end part is larger than that of the second end part;

the plastic part comprises a first sleeve and a second sleeve which are integrally connected, the first sleeve is sleeved on the third insulating part and the third boss, the inner diameter of the first sleeve is equal to the outer diameter of the third boss, the second sleeve is sleeved on the inserting part, the inner diameter of the second sleeve is equal to the outer diameter of the inserting part, a circle of first sealing edge which is protruded in the radial direction is arranged at the end part, far away from the first sleeve, of the second sleeve, the first sealing edge is tightly attached to the end part of the inserting part, and the inner diameter of the first sealing edge is smaller than the outer diameter of the inserting part;

the plug shell is sleeved on the plastic part and is fixedly connected with the main body, and a second O-shaped ring is arranged between the plug shell and the fifth end part;

the connecting ring comprises a first ring body and a second ring body which are integrally connected, the side wall of the first ring body is provided with three positioning holes which are radially communicated, the inner wall of the first ring body is provided with three guide grooves, and the three guide grooves respectively take the three positioning holes as starting points and spirally extend in the direction far away from the second ring body; the outer wall of the plug shell is provided with a fourth boss protruding in the radial direction, the end part of the first ring body close to the second ring body is tightly attached to the fourth boss, the second ring body is sleeved on the fourth boss, the inner diameter of the second ring body is equal to the outer diameter of the fourth boss, a second groove is formed in the inner wall of the second ring body, an opening clamping ring is embedded into the second groove, and a metal gasket and a wave-shaped gasket are further arranged between the part of the second groove and the fourth boss and protrude out of the opening clamping ring.

Preferably, the second end is provided with a circle of axially recessed third groove, the end of the plug housing is provided with a circle of axially raised fifth boss, and the fifth boss is inserted into the third groove; the outer wall of the plug shell and the inner wall of the fifth end part are correspondingly provided with a fourth groove and a fifth groove, and a tail clamping ring is embedded into the fourth groove and embedded into the fifth groove.

The invention has the advantages that the main body of the bending type cable connector comprises a first end part, a second end part, a first opening positioned at the first end part, a second opening positioned at the second end part, a first channel extending from the first opening along a first axis and a second channel extending from the second opening along a second axis; after the first conductor and the second conductor are reliably connected, the first insulating part is filled in the first channel and the second channel, so that the connection firmness between the first connecting part and the second connecting part can be enhanced, the contact space between the first conductor, the second conductor and the main body is blocked, the probability of short circuit is reduced, and the first conductor, the second conductor and the main body are connected into a whole through the insulating part, so that the connector is easier to further assemble later, and the structural strength of the finally-produced connector is higher; in addition, the connecting ends of the first conductor and the second conductor are arranged outside the main body, so that the problem of inconvenience in installation due to the fact that light is shielded when the cable is connected with the main body is solved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a perspective view of one embodiment of the bent cable connector of the present invention.

Fig. 2 is an exploded view of one embodiment of the bent cable connector of the present invention.

Fig. 3 is a schematic structural view of the main body of one embodiment of the bent cable connector of the present invention.

Fig. 4 is a schematic view of a connection ring of an embodiment of the bent cable connector of the present invention.

Fig. 5 is a cross-sectional view of one embodiment of the bent cable connector of the present invention.

Fig. 6 is a cross-sectional view of another embodiment of the bent cable connector of the present invention.

Fig. 7 is a cross-sectional view of another embodiment of the bent cable connector of the present invention.

Fig. 8 is a cross-sectional view of another embodiment of the bent cable connector of the present invention.

Fig. 9 is a cross-sectional view of another embodiment of the bent cable connector of the present invention.

In figure 1, the body, 101, the first end, 102, the second end, 103, the fifth end, 104, the third groove, 105, the fifth groove,

2. a first conductor, 201, a first connection portion, 202, a first rod portion, 203, a crimping portion, 204, a first boss, 205, a second boss,

3. a second conductor 301, a second connecting part 302, a second rod part 303, a plug part 304, a third boss,

4. a first insulating portion for covering the first electrode,

5. the shield adapter sleeve, 501, the third end, 502, the fourth end,

6. the number of the shielding rings is such that,

7. a locking nut, 701 and a second sealing edge,

8. the water-proof ring is arranged on the outer wall of the water tank,

9. a first O-shaped ring is arranged on the first side of the shell,

10. a plastic part 1001, a first sealing edge 1002, a first sleeve 1003, a second sleeve,

11. a plug housing, 1101, a fifth boss, 1102, a fourth recess, 1103, a fourth boss,

12. a connecting ring 1201, a first ring body 1202, a second ring body 1203, a positioning hole 1204, a guide groove 1205, a second groove,

13. the tail part is provided with a clamping ring,

14. a second O-shaped ring is arranged on the outer side of the first O-shaped ring,

15. an opening clamping ring is arranged on the upper portion of the shell,

16. a metal gasket is arranged on the base plate,

17. a wave-shaped gasket is arranged on the upper surface of the shell,

18. a nut is arranged on the upper surface of the shell,

19. a second insulating portion, 1901, a first groove,

20. and a third insulating section.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1~5, is an embodiment of a bent cable connector, comprising:

main part 1, the material is the aluminum alloy, zinc alloy or copper alloy, main part 1 includes first end 101, second end 102, be located the first opening of first end 101 department, be located the second opening of second end 102 department, follow first passageway that first opening extends along the first axis and follow the second passageway that the second axis extends from the second opening, first axis is perpendicular with the second axis and first passageway and second passageway communicate on the extending direction, first axis and second axis definition are the ray, in the figure, the direction of first axis is from down up, the direction of second axis is from right to left.

The first conductor 2 is made of brass or red copper, and the first conductor 2 sequentially includes a first connection portion 201, a first rod portion 202 and a press-connection portion 203 from top to bottom.

The second conductor 3 is made of brass or red copper, and the second conductor 3 sequentially comprises a second connecting portion 301, a second rod portion 302 and an inserting portion 303 from left to right. The first connecting portion 201 is a cylinder with an external thread, the second connecting portion 301 has an internal thread matched with the external thread, the first connecting portion 201 is inserted into the first channel from the first opening, and the second connecting portion 301 is inserted into the second channel from the second opening and is in threaded connection with the first connecting portion 201.

A first insulating portion 4, the first insulating portion 4 being filled in the first and second channels, in this example, after the first conductor 2 and the second conductor 3 are connected, they are placed in a mold together with the main body 1, and then glue is injected, and after the glue is dried, the first insulating portion 4 is formed, and in other examples, the first insulating portion 4 can be formed by injection molding into the first and second channels. The first insulating portion 4 does not need to fill all the space in the first and second passages, as long as the main body 1 can be isolated from the first and

second conductors

2 and 3, and the main body 1 is fixedly connected with the first and

second conductors

2 and 3 through the first insulating portion 4, for example, in other examples, the above-mentioned purpose can be achieved by only covering the first insulating portion 4 which is laminated and connected as one body on the inner wall of the main body 1, the outer surface of the first conductor 2 and the outer surface of the second conductor 3, but such isolation effect and the connection strength of the main body 1 and the conductors are not the best, and the glue filling process is complicated, so that in this embodiment, the space between the main body 1 from the first opening to the second opening except the first and

second conductors

2 and 3 is filled with the first insulating portion 4.

In this example, the bending cable connector further includes a shielding adapter sleeve 5, a shielding ring 6, a locking nut 7 and a waterproof ring 8, the shielding adapter sleeve 5 has a third end 501 (an upper end in the figure) and a fourth end 502 (a lower end in the figure), the upper end of the first rod portion 202 is connected to the first connection portion 201, the other end of the first rod portion extends out of the first opening and is connected to the crimping portion 203, the crimping portion 203 has an upwardly recessed crimping port, the third end 501 has an internal thread, the first end 101 has an external thread, the third end 501 is sleeved on the first end 101 and is screwed to the first end, an annular groove is formed on the outer wall of the first end 101 above the external thread, and a first O-ring 9 is disposed in the annular groove for preventing water. Fourth tip 502 downwardly extending and surpass threaded connection lock nut 7 behind the lower extreme of crimping portion 203, waterproof circle 8 pastes the inner wall setting of lock nut 7, shield ring 6 inlays and establishes on the inner wall of fourth tip 502, the lower extreme of lock nut 7 has radial bellied second banding 701, waterproof circle 8 is pressed from both sides between fourth tip 502 and second banding 701, consequently, when rotatory lock nut 7, lock nut 7 is close to and extrudes waterproof circle 8 with fourth tip 502, waterproof circle 8 is the rubber material, waterproof circle 8 receives the extrusion deformation and will tightly embrace the crust of cable. Before crimping the cable, the shielding adapter sleeve 5, the shielding ring 6, the locking nut 7 and the waterproof ring 8 are all dismounted and sleeved on the cable, so that the crimping part 203 is exposed, then the conductor part of the cable is inserted into the crimping port, and then the crimping part 203 is pressed and deformed by using a tool similar to a vice, so that the conductor of the cable is not easy to be separated from the deformed crimping port; the cable can then be secured by screwing the shield adapter sleeve 5 onto the body 1 and then tightening the locking nut 7.

In this example, the angle cable connector further includes a plastic member 10, a plug housing 11 and a connection ring 12, the main body 1 further includes a fifth end portion 103 integrally connected with the second end portion 102, and an inner diameter of the fifth end portion 103 is larger than that of the second end portion 102;

the plastic part 10 is sleeved on the second conductor 3 as an insulating part, the inserting part 303 is provided with an inserting opening which is concave towards the left, the left end of the inserting part abuts against the second end part 102, the right end of the inserting part is provided with a circle of first sealing edge 1001 which protrudes radially, the first sealing edge 1001 is tightly attached to the end part of the inserting part 303, and the inner diameter of the first sealing edge 1001 is equal to the rightmost caliber of the inserting opening, so that the end part of the inserting part 303 is wrapped, and the plug shell 11 made of metal materials is completely separated from the second conductor 3 through the plastic part 10. The plug housing 11 is sleeved on the plastic part 10 and fixedly connected with the main body 1, in this example, the second end portion 102 is provided with a circle of axially recessed third groove 104, the end portion of the plug housing 11 is provided with a circle of axially raised fifth boss 1101, and the fifth boss 1101 is inserted into the third groove 104; the outer wall of the plug housing 11 and the inner wall of the fifth end 103 are correspondingly formed with a fourth groove 1102 and a fifth groove 105, and a tail collar 13 is inserted into the fourth groove 1102 and inserted into the fifth groove 105, so that the fifth end 103 is fixedly connected with the plug housing 11. An annular groove is formed in the plug housing 11 on the right side of the tail retainer ring 13, and a second O-shaped ring 14 is arranged in the annular groove and used for waterproof sealing. The connecting ring 12 comprises a first ring body 1201 and a second ring body 1202 which are integrally connected, the side wall of the first ring body 1201 is provided with three positioning holes 1203 which are radially penetrated, the inner wall of the first ring body 1201 is provided with three guide grooves 1204, and the three guide grooves 1204 respectively take the three positioning holes 1203 as starting points and spirally extend in the direction far away from the second ring body 1202; the outer wall of the plug housing 11 is provided with a radially protruding fourth boss 1103, the left end of the first ring 1201 is tightly attached to the fourth boss 1103, the second ring 1202 is sleeved on the fourth boss 1103, the inner diameter of the second ring 1202 is equal to the outer diameter of the fourth boss 1103, a second groove 1205 is formed in the inner wall of the second ring 1202, an opening collar 15 is embedded in the second groove 1205, and a metal gasket 16 and a wave washer 17 are further arranged between the part of the opening collar 15 protruding out of the second groove 1205 and the fourth boss 1103. The cable plug has the spliced pole that matches with go-between 12, have the three bump that matches with guide way 1204 on the outer wall of spliced pole, during the conductor of cable plug inserts the interface, the spliced pole also inserts the space between plug housing 11 and the go-between 12, when rotatory spliced pole, the bump can move to locating hole 1203 along guide way 1204, the spliced pole also is close to wave washer 17 gradually, the bump finally falls into locating hole 1203, and the tip of spliced pole withstands fourth boss 1103, wave washer 17 receives the extrusion this moment, thereby to the pulling force that applies to go-between 12, can let the bump be difficult to deviate from locating hole 1203.

As shown in fig. 6, in another embodiment of the bend-type cable connector, in order to further improve the connection fastness between the first connection portion 201 and the second connection portion 301, the connector further includes a nut 18, the first connection portion 201 is screwed with the second connection portion 301, and the first connection portion 201 passes through the second connection portion 301 and is screwed with the nut 18.

As shown in fig. 7, another embodiment of the bent cable connector is shown, the first conductor 2 has a first boss 204 protruding radially at a position adjacent to the first connecting portion 201, and the outer diameter of the first boss 204 is larger than the inner diameter of the second connecting portion 301, so that the first connecting portion 201 is stopped at the first boss 204 after being screwed into the second connecting portion 301, which can accurately define the position of the first connecting portion 201 after being fixed to the second connecting portion 301.

As shown in fig. 8, which is another embodiment of the angle cable connector, the outer wall of the portion of the first lever portion 202 below the first opening is coated with the second insulating portion 19. Since the outer diameter of the first rod portion 202 is not greatly different from the caliber of the first opening, even if they are filled with the first insulating portion 4 before, the creepage distance is relatively short, and therefore, the creepage distance between the first conductor 2 and the main body 1 can be extended by adding the second insulating portion 19, in this embodiment, the second insulating portion 19 and the first insulating portion 4 are of an integral structure and can be integrally formed by a mold. In order to further extend the creepage distance, the joint of the first rod part 202 and the crimping part 203 is provided with a second boss 205 protruding in the radial direction, the outer diameter of the second boss 205 is larger than that of the first rod part 202, the second insulating part 19 continues onto the second boss 205, and the part of the second insulating part 19 between the second boss 205 and the first opening is provided with a first groove 1901 recessed in the radial direction.

As shown in fig. 9, another embodiment of the bending cable connector is similar to the previous embodiment, in order to increase the creepage distance between the second conductor 3 and the main body 1, the outer wall of the second rod portion 302 at the right side of the second opening is coated with the third insulating portion 20, in this embodiment, the third insulating portion 20 and the first insulating portion 4 are an integral structure and can be integrally formed by a mold. The joint of the second rod part 302 and the inserting part 303 is provided with a third boss 304 which is protruded radially, the third insulating part 20 is continued to the third boss 304, and the outer diameter of the third insulating part 20 is equal to the outer diameter of the third boss 304 and is smaller than the caliber of the second opening. The plastic part 10 comprises a first sleeve 1002 and a second sleeve 1003 which are integrally connected, the first sleeve 1002 is sleeved on the third insulating part 20 and the third boss 304, the inner diameter of the first sleeve 1002 is equal to the outer diameter of the third boss 304, and the inner diameter of the second sleeve 1003 is equal to the outer diameter of the plug part 303.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A bent cable connector, comprising:

a first conductor comprising a first connection;

a first insulating part filled in the first and second channels for isolating the body from the first and second conductors, the body being fixedly connected to the first and second conductors by the first insulating part;

the first connecting part is provided with an external thread, the second connecting part is provided with an internal thread, the first connecting part is in threaded connection with the second connecting part, penetrates out of the second connecting part and is in threaded connection with the nut;

the first conductor further comprises a first rod part and a crimping part, one end of the first rod part is connected with the first connecting part, the other end of the first rod part extends out of the first opening and is connected with the crimping part, and a second insulating part is coated on the outer wall of the part, outside the first opening, of the first rod part;

the joint of the first rod part and the crimping part is provided with a second boss protruding in the radial direction, the second insulating part is continued to the second boss, and a part of the second insulating part, which is located between the second boss and the first opening, is provided with a first groove recessed in the radial direction.

2. The bent cable connector according to claim 1, wherein: the first conductor is provided with a first boss protruding in the radial direction at a position adjacent to the first connecting part, and the first connecting part is screwed into the second connecting part and then is stopped at the first boss.

3. The bent cable connector according to claim 1, wherein: the second conductor further comprises a second rod part and an inserting part, one end of the second rod part is connected with the second connecting part, the other end of the second rod part extends out of the second opening and is connected with the inserting part, and a third insulating part is coated on the outer wall of the part, located outside the second opening, of the second rod part.

4. The bent cable connector according to claim 3, wherein: the joint of the second rod part and the inserting part is provided with a third boss protruding in the radial direction, the third insulating part is continued to the third boss, and the outer diameter of the third insulating part is equal to that of the third boss and is smaller than the caliber of the second opening.

5. The bent cable connector according to claim 1, wherein: still including shielding switching sleeve, shielding ring, lock nut and waterproof circle, shielding switching sleeve has third tip and fourth tip, the third tip cover is decided on the first tip and be provided with first O type circle between them, the fourth tip is followed the opposite direction of first axis extends behind the crimping portion threaded connection lock nut, waterproof circle pastes lock nut's inner wall setting, the shielding ring inlays and establishes on the inner wall of fourth tip.

6. The bent cable connector according to claim 4, wherein: the plug comprises a main body and a plastic part, and further comprises a plastic part, a plug shell and a connecting ring, wherein the main body further comprises a fifth end part integrally connected with the second end part, and the inner diameter of the fifth end part is larger than that of the second end part;

7. The bent cable connector according to claim 6, wherein: the second end part is provided with a circle of axially-recessed third groove, the end part of the plug shell is provided with a circle of axially-raised fifth boss, and the fifth boss is inserted into the third groove; the outer wall of the plug shell and the inner wall of the fifth end part are correspondingly provided with a fourth groove and a fifth groove, and a tail clamping ring is embedded into the fourth groove and embedded into the fifth groove.