CN219123512U - Binding post and water joint - Google Patents

Abstract

The application relates to a binding post and watertight fittings belongs to electric connector technical field, and it includes conductive shell and deformation shell fragment, set up fibre channel on the conductive shell, fibre channel runs through along the seting direction conductive shell, deformation shell fragment set up in on the inner wall of fibre channel one side and extend to opposite side inner wall with optic fibre support tightly spacing in fibre channel. This application has the effect of convenience when improving the wiring.

Description

Binding post and water joint

Technical Field

The application relates to the technical field of electric connectors, in particular to a wiring terminal and a waterproof connector.

Background

The terminal is an electronic component mounted on the end fiber of the cable. When the wiring terminal is installed, the cable skin at the end part of the cable is firstly stripped by using a wire stripper, then the exposed optical fiber is inserted into the wiring terminal, the wiring terminal is pressed and fastened on the cable skin of the cable by using a wire stripper, and finally the wiring terminal is inserted into the connector to be butted with another cable provided with the wiring terminal so as to realize electric connection between the two cables.

In view of the above-mentioned related art, when the connection terminal is mounted on the cable, the connection terminal needs to be pressed against the cable cover of the cable by using the wire pressing pliers to fix the connection terminal after the cable cover at the end of the cable is peeled off and inserted into the connection terminal, and the inventor considers that the connection process is complicated.

Disclosure of Invention

In order to improve the convenience when wiring, this application provides a binding post and watertight fittings.

In a first aspect, the present application provides a binding post, adopts following technical scheme:

the utility model provides a binding post, includes conductive shell and deformation shell fragment, set up fibre channel on the conductive shell, fibre channel runs through along seting up the direction conductive shell, deformation shell fragment set up in on the inner wall of fibre channel one side and extend to opposite side inner wall with the optic fibre support tight limit in fibre channel.

By adopting the technical scheme, when the optical fiber is in butt joint with the wiring terminal, the optical fiber is only required to be inserted into the conductive shell from the opening at one side of the optical fiber channel. In the process of inserting the optical fiber into the optical fiber channel, the optical fiber can apply an inserting force to the deformation elastic sheet, and the deformation elastic sheet is driven to deform and then is bent so that the end part of the optical fiber passes through the deformation elastic sheet. The end part of the optical fiber passes through the deformation elastic sheet and does not exert force on the cable, and at the moment, the deformation elastic sheet automatically recovers deformation, so that the optical fiber is abutted against the inner wall of the optical fiber channel.

When two cables are in butt joint, the optical fibers of the two cables are respectively inserted into the conductive shells from the two openings of the optical fiber channel, and the conductive shells enable the two cables to be electrically connected under the action of the conductive shells, so that the connection is more convenient.

Optionally, the deformation shell fragment includes connection piece and slope shell fragment, the connection piece set up in on the inner wall of fibre channel one side, the slope shell fragment be located the opening part of fibre channel one side and with the connection piece is connected, just the slope shell fragment to the opening part slope of fibre channel opposite side and butt in the inner wall of fibre channel opposite side.

Through adopting above-mentioned technical scheme, the setting of connection piece has increased the area of contact of slope shell fragment and conductive shell, has improved the stability after the installation of slope shell fragment. The inclined elastic sheet is obliquely arranged, so that the optical fiber is convenient to insert into the optical fiber channel.

Optionally, the inner wall of the optical fiber channel is provided with a clamping piece, and the connecting piece is located between the inner wall of one side of the optical fiber channel and the connecting piece.

Through adopting above-mentioned technical scheme, the inner wall cooperation of grip tab and fibre channel carries out spacingly to the connection piece, has improved the stability after the connection piece is installed.

Optionally, the connection piece is provided with a clamping protrusion, and the inner wall of the fiber channel is provided with a clamping groove adapted to the clamping protrusion.

Through adopting above-mentioned technical scheme, after the connection piece inserts between grip tab and the fibre channel inner wall, it is fixed to realize the joint through the cooperation of joint arch and joint recess, has further improved the stability after the connection piece is installed.

In a second aspect, the present application provides a waterproof joint, which adopts the following technical scheme:

a waterproof connector comprises a connector column, a tail pipe, a clamping nut and a wiring terminal;

a terminal groove for installing the conductive shell is formed in one side, close to the tail pipe, of the joint column, and a threading hole communicated with the terminal groove for a cable to pass through is formed in the other side of the joint column;

the connector post is provided with one side of the terminal groove, the terminal groove is inserted into the tail pipe, and the clamping nut is slidably arranged on one side of the tail pipe, which is away from the connector post, for clamping the cable.

By adopting the technical scheme, the conductive shell is inserted into the terminal groove, so that the influence of water drop sputtering on the conductive shell is reduced. One cable is inserted into the conductive shell from the penetrating hole and is electrically connected with the conductive shell, and one end of the other cable penetrates through the clamping nut and the tail pipe and is inserted into the conductive shell from the notch of the terminal groove to realize electric connection, so that two wires are electrically connected. The arrangement of the tail pipe protects the joint post, and water is reduced from being sputtered onto the joint post. The arrangement of the clamping nut clamps and positions the cable which is penetrated into the tail pipe, so that the cable is not easy to shake, and the optical fiber inserted into the conductive shell is broken.

In addition, through the structure, the connector post can be installed on a corresponding product during wiring, and further, the wiring is convenient.

Optionally, the waterproof connector further comprises a pressing block inserted into the terminal groove and used for driving the inclined elastic sheet to deform, and a notch communicated with the terminal groove and used for allowing the optical fiber to pass through is formed in the pressing block.

Through adopting above-mentioned technical scheme, to pressing the piece application of force, pressing the piece and driving the slope shell fragment butt to the one side that the fibre channel deviates from the connection piece and take place to deform and give way, later insert in the fibre channel with optic fibre from breach, compare and make the slope shell fragment take place to deform more convenient laborsaving through optic fibre alone.

Optionally, an inclined abutting surface matched with the inclined elastic sheet is arranged on the pressing block.

Through adopting above-mentioned technical scheme, the setting of slope butt face has increased the area of contact of pressing block and slope shell fragment, and then presses more laborsaving when pressing the briquetting.

Optionally, a cover plate limiting part of the pressing block in the terminal groove is covered at the notch of the terminal groove, and a plug wire hole for allowing part of the pressing block to pass through and protrude out of the terminal groove is formed in the cover plate.

Through adopting above-mentioned technical scheme, the setting of apron makes binding post and pressing block be difficult for breaking away from the terminal inslot. The pressing block part protrudes out of the terminal groove so as to apply force to the pressing block to enable the pressing block to press the inclined elastic sheet.

Optionally, a portion of the pressing block located in the terminal groove is provided with a limiting block that cooperates with the cover plate to limit the pressing block portion in the terminal groove, and/or one end of the pressing block protruding out of the terminal groove is provided with a limiting edge that makes the pressing block not easy to enter into the terminal groove.

Through adopting above-mentioned technical scheme, the stopper makes the part that presses the piece to be located the terminal inslot be difficult for deviating from, presses the piece when pressing, and spacing border will support to the apron and deviate from one side of terminal inslot bottom, makes the difficult whole terminal inslot that enters into of pressing the piece.

Optionally, a plurality of clamping pieces are circumferentially arranged at intervals on one side of the tail pipe, which is close to the clamping nut, the tail pipe is inserted into the clamping nut and is in threaded connection with the clamping nut, and a clamping cambered surface for gathering the plurality of clamping pieces is arranged in the clamping nut.

Through adopting above-mentioned technical scheme, when rotating the clamp nut and making the clamp nut to being close to the direction of tail pipe and remove, a plurality of clamp pieces gather together to the middle part under the guide of clamp cambered surface, and then will wear to locate the cable clamp on the tail pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

in the process of inserting the optical fiber into the optical fiber channel, the optical fiber applies an inserting force to the inclined elastic sheet, the inclined elastic sheet is driven to deform and then is bent to allow the end part of the optical fiber to pass through the inclined elastic sheet, then the inclined elastic sheet automatically recovers deformation, the optical fiber is abutted against the inner wall of the optical fiber channel, and when two cables are abutted, the optical fibers of the two cables are respectively inserted into the conductive shell from two openings of the optical fiber channel;

the connector post can be arranged on a corresponding product, a cable on a circuit board of the product passes through the threading hole and is inserted into the optical fiber channel, the cable which is required to be wired outside passes through the clamping nut and the other side of the tail pipe, which is inserted into the optical fiber channel, is electrically connected with the cable on the circuit board, and meanwhile, the binding post is inserted into the tail pipe to play a waterproof role;

the pressing block is applied with force, and the pressing block drives the inclined elastic sheet to abut against one side of the optical fiber channel, which is away from the connecting sheet, to deform and give way, and then the optical fiber is inserted into the optical fiber channel from the notch, so that the optical fiber pressing device is more convenient and labor-saving compared with the case that the inclined elastic sheet deforms only through the optical fiber.

Drawings

Fig. 1 is a structural view of a connection terminal in an embodiment of the present application.

Fig. 2 is an exploded view of the connection terminal in the embodiment of the present application.

Fig. 3 is an exploded view of a waterproof joint in an embodiment of the present application.

Fig. 4 is a schematic view of the installation of the connection terminal and the connector post in the embodiment of the application.

Fig. 5 is a block diagram of a joint post in an embodiment of the present application.

Reference numerals illustrate: 1. a conductive shell; 11. a fiber channel; 12. a clamping piece; 13. a clamping groove; 14. a separator sheet; 2. a deformation elastic sheet; 21. a connecting sheet; 211. the clamping bulge; 22. an inclined spring plate; 3. a connector post; 31. a terminal groove; 32. a threading hole; 33. a cover plate; 331. a plug wire hole; 34. a seal ring; 4. pressing the blocks; 41. a notch; 42. an inclined abutment surface; 43. a limiting block; 44. a limit edge; 5. a tail pipe; 51. a clamping piece; 6. clamping a screw cap; 61. clamping the cambered surface.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

In a first aspect, embodiments of the present application disclose a terminal.

Referring to fig. 1, the terminal includes a conductive shell 1 and a deformation elastic piece 2. The deformation elastic sheet 2 is clamped inside the conductive shell 1, and the optical fiber is inserted into the conductive shell 1 and limited in the conductive shell 1 through the deformation elastic sheet 2 and is electrically connected with the conductive shell 1.

A fiber channel 11 is formed on one side of the conductive shell 1, and the fiber channel 11 penetrates through the conductive shell 1. The deformation shrapnel 2 is arranged in the optical fiber channel 11, and optical fibers on two cables to be butted are respectively inserted into the optical fiber channel 11 from openings on two sides of the optical fiber channel 11.

Referring to fig. 2, the deformation elastic sheet 2 includes an elongated connection sheet 21 and an inclined elastic sheet 22 disposed on the connection sheet 21. The connection piece 21 is provided to extend in the opening direction of the optical fiber passage 11. The inclined elastic sheet 22 is provided with two sheets, the two inclined elastic sheets 22 are respectively arranged at two ends of the extending direction of the deformation elastic sheet 2, and the two inclined elastic sheets 22 are bent and formed through the connecting sheet 21. The two inclined elastic pieces 22 are symmetrically arranged along the length direction of the connecting piece 21, and the two inclined elastic pieces 22 are arranged at two openings in the optical fiber channel 11.

Because the two inclined elastic sheets 22 are arranged, the groove wall of one side of the optical fiber channel 11 perpendicular to the opening direction of the optical fiber channel penetrates through the conductive shell 1, namely, the conductive shell 1 is U-shaped and three-dimensional, and the installation of the deformation elastic sheet 2 is facilitated.

Referring to fig. 2, the connection piece 21 is attached to one of the two opposite inner walls of the optical fiber channel 11, and the inclined piece extends obliquely toward the other inner wall of the optical fiber channel 11 and abuts against the other inner wall. An inclined spring 22 is described below as an example. The inclined elastic piece 22 is gradually inclined in a direction approaching the other inclined piece along the extending direction thereof.

Referring to fig. 1 and 2, at least one clamping piece 12 is formed on the inner wall of the optical fiber channel 11 perpendicular to the inner wall of the connecting piece 21. The connecting piece 21 is inserted between the inner wall of the fibre channel 11 and the clamping piece 12. A hemispherical clamping protrusion 211 is stamped on one side, close to the inner wall, of the connecting sheet 21, and a clamping groove 13 is formed in the inner wall, close to the connecting sheet 21, of the optical fiber channel 11, and then the clamping protrusion 211 is clamped in the clamping groove 13 to realize clamping fixation.

The side wall of the optical fiber channel 11, which is away from the connecting sheet 21, is stamped and bent to form the partition sheet 14, and the rear end part of the optical fiber inserted into the optical fiber channel 11 is abutted against the partition sheet 14, so that the optical fiber is limited and is not easy to insert continuously.

The implementation principle of the wiring terminal of the embodiment of the application is as follows: when the optical fiber is inserted into the optical fiber channel 11, if the optical fiber is a copper optical fiber with harder hardness, the optical fiber end is directly abutted against the inclined elastic sheet 22 against the inner wall of one side of the optical fiber channel 11, which is away from the connecting sheet 21, and force is applied, the inclined elastic sheet 22 deforms to give way after being stressed by the top force, so that the optical fiber end passes through, and when the force is not applied to the optical fiber, the inclined elastic sheet 22 recovers deformation, so that the optical fiber is abutted against the inner wall of the optical fiber channel 11, and connection is realized. If the optical fiber is softer, the inclined elastic sheet 22 is pressed by the same finger to deform and give way, and then the optical fiber is inserted through the inclined elastic sheet 22.

When two optical fibers are butted, the two optical fibers are inserted into openings on two opposite sides of the optical fiber channel 11 and jack the inclined elastic sheet 22.

In a second aspect, embodiments of the present application disclose a waterproof joint.

Referring to fig. 3, the waterproof joint includes a joint post 3, a pressing block 4, a tail pipe 5, a clamping nut 6, and the above-described connection terminal. The binding post is installed on the joint post 3, and the joint post 3 will be installed on corresponding product and expose in the outside, and the cable that the product outside needs the butt joint will be connected with the cable on the product internal circuit board through joint post 3. The tail pipe 5 is sleeved on one side of the joint column 3 exposed to the outside to carry out waterproof protection on the joint column 3. The clamping nut 6 is mounted on the side of the tailpipe 5 facing away from the joint post 3 to clamp the cable to be spliced to the outside. The pressing block 4 is slidably installed on the joint column 3, and the pressing block 4 is partially inserted into the optical fiber channel 11 and is abutted against the inclined elastic sheet 22, and the inclined elastic sheet 22 is deformed to give way to the optical fiber by pressing the pressing block 4.

Referring to fig. 4 and 5 in combination with fig. 3, external threads are provided on the outer wall of the joint post 3, thereby facilitating installation on a product and connection with the tail pipe 5. The end of the joint post 3, which is close to the tail pipe 5, is provided with a terminal groove 31, and the conductive shell 1 is installed in the conductive shell 1 in an interference manner. And one side of the binding post, which is away from the tail pipe 5, is provided with a threading hole 32, and the threading hole 32 is communicated with the terminal groove 31 for inserting a cable.

The terminal slots 31 may be provided with one, two, three, etc. according to actual wiring conditions, and each terminal slot 31 is internally provided with the above-mentioned wiring terminal. In this embodiment, three terminal grooves 31 are preferably formed.

Referring to fig. 4, a cover plate 33 for limiting the connection terminal in the terminal groove 31 is covered at the notch of the terminal groove 31, and the cover plate 33 is inserted into the terminal groove 31 in an interference manner. Since the present embodiment provides three terminal grooves 31, three wire insertion holes 331 are provided on the cover plate 33 at intervals in the circumferential direction, and three pressing blocks 4 are provided.

A pressing block 4 will be described as an example. One side of the pressing block 4 passes through the threading hole 32 and is inserted into the terminal groove 31 to be abutted against the corresponding inclined elastic sheet 22, and the other side of the pressing block 4 protrudes out of the terminal groove 31 to be exposed outside. The pressing block 4 is provided with a notch 41 which is communicated with the plug wire hole 331 and the terminal groove 31, and the optical fiber can be inserted into the terminal groove 31 from the notch 41 to be matched with the wiring terminal.

The pressing block 4 has an inclined contact surface 42 at one end thereof located in the terminal groove 31, and the inclined direction of the inclined contact surface 42 matches the inclined direction of the inclined spring piece 22. The inclined contact surface 42 contacts the inclined spring 22.

Referring to fig. 4, a stopper 43 is integrally formed on the outer wall of the lower portion of the cover 33 of the pressing block 4. The pressing block 4 slides out of the terminal groove 31, and the limiting block 43 abuts against the side of the cover plate 33 close to the bottom of the terminal groove 31, so that the pressing block is not easily separated from the terminal groove 31. One end of the pressing block 4 protruding outside the terminal groove 31 is integrally formed with a limit edge 44, and a sliding gap for sliding the pressing block 4 is arranged between the limit edge 44 and the cover plate 33. When the pressing block 4 slides to the bottom of the terminal groove 31, the limiting edge 44 abuts against one side of the cover plate 33, which is away from the bottom of the terminal groove 31, so as to realize limiting.

Referring to fig. 3 and 4, the side of the joint post 3 where the terminal groove 31 is formed is inserted into the tail pipe 5 and is screw-coupled with the tail pipe 5. The joint column 3 is sleeved with a sealing ring 34, and the sealing ring 34 seals a gap between one end of the tail pipe 5, which is close to the joint column 3, and the outer wall of the joint column 3.

The outer wall of the tail pipe 5, which is close to one side of the clamping nut 6, is provided with an external thread, and one end of the tail pipe 5, which is close to the clamping nut 6, is inserted into the clamping nut 6 and is in threaded connection with the clamping nut 6. The tail pipe 5 has a plurality of clamping pieces 51 integrally formed at one end thereof adjacent to the clamping nut 6, and the plurality of clamping pieces 51 are circumferentially spaced apart on the tail pipe 5. The inside that the clamping nut 6 deviates from tail pipe 5 one side is equipped with the clamping cambered surface 61, and the arc of clamping cambered surface 61 is low towards tail pipe 5, and then when moving to the direction that is close to tail pipe 5 along with clamping nut 6 rotates, a plurality of clamping pieces 51 all will butt in clamping cambered surface 61 to gradually gather together to the central line axis of tail pipe 5 under the effect of clamping cambered surface 61, and then press from both sides the cable of inserting in tail pipe 5.

The implementation principle of the waterproof joint in the embodiment of the application is as follows: the side of the connector post 3, which is away from the tail pipe 5, is mounted on a corresponding product, and a cable on a circuit board of the product is inserted into the optical fiber channel 11 through the threading hole 32 and is limited in the optical fiber channel 11 through the inclined elastic sheet 22. The side of the connector lug, which is close to the tail pipe 5, is exposed outside the product, and the cable, which is required to be in butt joint with the cable on the circuit board of the product, passes through the clamping nut 6 and the tail pipe 5 in sequence. Then pressing the pressing block 4 to make the inclined elastic sheet 22 yield, then inserting the optical fiber of the opposite cable into the terminal groove 31 and into the optical fiber channel 11, and then loosening the pressing block 4, and restoring deformation of the inclined elastic sheet 22 to limit the optical fiber in the optical fiber channel 11. Since the conductive shell 1 is made of conductive material, the two cables are electrically connected.

Meanwhile, the tail pipe 5 is connected with the joint post 3 and then abuts against the sealing ring 34, and meanwhile, the clamping nut 6 drives the clamping piece 51 to clamp the cable, so that the waterproof performance of the joint of the two cables is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A wiring terminal, characterized in that: including conductive shell (1) and deformation shell fragment (2), fibre channel (11) have been seted up on conductive shell (1), fibre channel (11) are along seting up the direction and are run through conductive shell (1), deformation shell fragment (2) set up in on the inner wall of fibre channel (11) one side and extend to opposite side inner wall and support tight spacing in fibre channel (11) with optic fibre.

2. A terminal according to claim 1, wherein: the deformation shrapnel (2) comprises a connecting sheet (21) and an inclined shrapnel (22), the connecting sheet (21) is arranged on the inner wall on one side of the optical fiber channel (11), the inclined shrapnel (22) is positioned at the opening on one side of the optical fiber channel (11) and is connected with the connecting sheet (21), and the inclined shrapnel (22) inclines towards the opening on the other side of the optical fiber channel (11) and is abutted to the inner wall on the other side of the optical fiber channel (11).

3. A terminal according to claim 2, wherein: the optical fiber channel (11) inner wall is provided with a clamping piece (12), and the connecting piece (21) is located between the optical fiber channel (11) one side inner wall and the connecting piece (21).

4. A terminal according to claim 2, wherein: the optical fiber connector is characterized in that a clamping protrusion (211) is arranged on the connecting sheet (21), and a clamping groove (13) matched with the clamping protrusion (211) is formed in the inner wall of the optical fiber channel (11).

5. A waterproof joint, characterized in that: -a terminal according to any of claims 1-4 comprising a connector post (3), a tail pipe (5), a clamping nut (6);

a terminal groove (31) for installing the conductive shell (1) is formed in one side, close to the tail pipe (5), of the joint column (3), and a threading hole (32) communicated with the terminal groove (31) for a cable to pass through is formed in the other side of the joint column (3);

one side of the terminal groove (31) is formed in the joint column (3) and is inserted into the tail pipe (5), and the clamping nut (6) is slidably arranged on one side of the tail pipe (5) deviating from the joint column (3) to clamp a cable.

6. A water resistant joint as set forth in claim 5, wherein: the optical fiber connector is characterized by further comprising a pressing block (4) which is inserted into the terminal groove (31) and used for driving the inclined elastic sheet (22) to deform, wherein a notch (41) which is communicated with the terminal groove (31) and used for allowing an optical fiber to pass through is formed in the pressing block (4).

7. A water resistant joint as set forth in claim 6 wherein: the pressing block (4) is provided with an inclined abutting surface (42) matched with the inclined elastic sheet (22).

8. A water resistant joint as set forth in claim 6 wherein: the notch of the terminal groove (31) is covered with a cover plate (33) which limits part of the pressing block (4) in the terminal groove (31), and the cover plate (33) is provided with a plug wire hole (331) for allowing part of the pressing block (4) to pass through and protrude out of the terminal groove (31).

9. A water resistant joint as set forth in claim 8 wherein: the part of the pressing block (4) located in the terminal groove (31) is provided with a limiting block (43) which is matched with the cover plate (33) to limit the part of the pressing block (4) in the terminal groove (31), and/or one end of the pressing block (4) protruding out of the terminal groove (31) is provided with a limiting edge (44) which enables the pressing block (4) not to enter the terminal groove (31) easily.

10. A water resistant joint as set forth in claim 8 wherein: a plurality of clamping sheets (51) are circumferentially arranged at intervals on one side of the tail pipe (5) close to the clamping screw cap (6), the tail pipe (5) is inserted into the clamping screw cap (6) and is in threaded connection with the clamping screw cap (6), and a plurality of clamping cambered surfaces (61) for gathering the clamping sheets (51) are arranged in the clamping screw cap (6).

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