CN220172466U

CN220172466U - Sealing structure of wiring terminal

Info

Publication number: CN220172466U
Application number: CN202321293366.3U
Authority: CN
Inventors: 吴斌; 张欢
Original assignee: Suzhou Xugang Electronic Technology Co ltd
Current assignee: Suzhou Xugang Electronic Technology Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-12-12
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a sealing structure of a wiring terminal, which comprises an upper shell, a lower shell, a wiring harness and a connector, wherein a positioning block is arranged outside the end part of the wiring harness, a first sealing frame is arranged outside the positioning block, a second sealing frame is arranged outside the connector, first positioning openings are symmetrically formed in the middle of the front ends of the opposite sides of the upper shell and the lower shell, first sealing grooves are formed in the inner wall of the first positioning openings, and second positioning openings are symmetrically formed in the middle of the rear ends of the opposite sides of the upper shell and the lower shell. This binding post's seal structure through the third seal groove, closing plate, first seal frame, first seal groove, second seal frame, second seal groove, sheet rubber, the sealing performance of rubber circle's mutually supporting of setting up casing and lower casing junction can be increased.

Description

Sealing structure of wiring terminal

Technical Field

The utility model relates to the field of wiring terminals, in particular to a sealing structure of a wiring terminal.

Background

As an accessory product for realizing electrical connection, the application range of the wiring terminal is becoming wider and wider along with the development of the electronic industry, and the variety of the wiring terminal is also increasing. The binding post that uses generally includes insulating housing, connector, pencil, metal conductor etc. constitutes, and the one end of pencil and the one end of joint pass through metal conductor in insulating housing's inside and connect, and the other end protrusion of joint is in insulating housing and be used for being connected with other terminals, and insulating housing can be fixed through the bolt from top to bottom generally and forms, and junction leakproofness is not obtained the guarantee, and steam easily gets into.

Therefore, it is necessary to provide a sealing structure of a terminal to solve the above-mentioned problems.

Disclosure of Invention

The utility model mainly aims to provide a sealing structure of a wiring terminal, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a binding post's seal structure, includes casing, lower casing, pencil, connects, the tip outside of pencil is provided with the locating piece, the outside of locating piece is provided with first sealed frame, the outside of connecting is provided with the second sealed frame, first location mouth has been seted up to the front end middle part symmetry of the opposite one side of casing and lower casing, the inner wall of first location mouth is provided with first seal groove, the second location mouth has been seted up to the rear end middle part symmetry of the opposite one side of casing and lower casing, the inner wall of second location mouth is provided with the second seal groove, the third seal groove has been seted up to the both ends symmetry at the top of casing down, the both ends symmetry fixedly connected with closing plate of casing bottom.

Preferably, the third sealing groove is communicated with inner cavities of the first sealing groove and the second sealing groove which are positioned on the lower shell.

Preferably, the third seal groove and the bottoms of the inner cavities of the first seal groove and the second seal groove on the lower shell are provided with rubber rings together, and the tops of the inner cavities of the first seal groove and the second seal groove on the upper shell are provided with rubber sheets.

Preferably, the sealing plate is in plug-in fit with the third sealing groove, the positioning block is in plug-in fit with the first positioning opening, the first sealing frame is in plug-in fit with the first sealing groove, the joint is in plug-in fit with the second positioning opening, and the second sealing frame is in plug-in fit with the second sealing groove.

Preferably, the bottom of the sealing plate, the bottom of the first sealing frame and the bottom of the second sealing frame are all in butt fit with the rubber ring, and the top of the first sealing frame and the top of the second sealing frame are all in butt fit with the rubber sheet.

Preferably, the left and right ends of the front and back sides of the lower shell are symmetrically provided with first fixing blocks, the left and right ends of the front and back sides of the upper shell are symmetrically provided with second fixing blocks, bolts are arranged on the second fixing blocks, and the top of the first fixing blocks is provided with threaded holes.

Preferably, the second fixing blocks are in one-to-one correspondence with the first fixing blocks, and the lower ends of the bolts are in threaded fit with the upper ends of the inner sides of the threaded holes.

Preferably, an elastic piece is arranged at the lower end of the inner side of the threaded hole, an abutting block is arranged at the top of the elastic piece and is in abutting fit with the bottom of the bolt, and a jackscrew is arranged at the bottom thread of the first fixing block.

Advantageous effects

Compared with the prior art, the utility model provides a sealing structure of a wiring terminal, which has the following beneficial effects:

1. this binding post's seal structure through the third seal groove, closing plate, first seal frame, first seal groove, second seal frame, second seal groove, sheet rubber, the mutual cooperation of rubber circle can increase the leakproofness of last casing and lower casing junction, locating piece and last casing and lower casing junction, joint and last casing and lower casing junction's leakproofness, has increased waterproof performance.

2. This binding post's seal structure, the setting of first fixed block, second fixed block, bolt, screw hole is convenient for go up the connection fixed of casing and lower casing, and the mutual cooperation of butt piece and elastic component can increase the steadiness of bolt and first fixed block junction, and the bolt compresses the elastic component through the butt piece, and the elastic component produces reverse effort, has increased the steadiness of bolt, has reduced the bolt and has used the possibility of becoming flexible for a long time, and the setting of jackscrew is convenient for carry out spacingly to the elastic component.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic view of the structure of the cross section of the front end of the upper housing of the present utility model;

FIG. 4 is a schematic cross-sectional view of the front end of the lower housing of the present utility model;

fig. 5 is a schematic cross-sectional view of a first fixing block according to the present utility model.

In the figure: 1. an upper housing; 2. a lower housing; 3. a positioning block; 4. a wire harness; 5. a joint; 6. a first fixed block; 7. a second fixed block; 8. a bolt; 9. a first sealing frame; 10. a second sealing frame; 11. a first positioning port; 12. a first seal groove; 13. a second positioning port; 14. a second seal groove; 15. a third seal groove; 16. a sealing plate; 17. a rubber sheet; 18. a rubber ring; 19. a threaded hole; 20. an abutment block; 21. an elastic member; 22. and (5) jackscrews.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, a sealing structure of a wiring terminal comprises an upper shell 1, a lower shell 2, a wiring harness 4 and a joint 5, wherein a positioning block 3 is arranged outside the end part of the wiring harness 4, a first sealing frame 9 is arranged outside the positioning block 3, a second sealing frame 10 is arranged outside the joint 5, a first positioning opening 11 is symmetrically arranged in the middle of the front end of one side opposite to the upper shell 1 and the lower shell 2, the positioning block 3 is matched with the first positioning opening 11, a first sealing groove 12 is arranged on the inner wall of the first positioning opening 11, a second positioning opening 13 is symmetrically arranged in the middle of the rear end of one side opposite to the upper shell 1 and the lower shell 2, the joint 5 is matched with the second positioning opening 13, a second sealing groove 14 is arranged on the inner wall of the second positioning opening 13, the second sealing frame 10 is matched with the second sealing groove 14 in a plugging manner, the two ends of the top of the lower shell 2 are symmetrically provided with third sealing grooves 15, the third sealing grooves 15 are communicated with inner cavities of the first sealing groove 12 and the second sealing groove 14 which are positioned on the lower shell 2, rubber rings 18 are jointly arranged at the bottoms of the inner cavities of the third sealing groove 15 and the first sealing groove 12 and the second sealing groove 14 which are positioned on the lower shell 2, rubber sheets 17 are respectively arranged at the tops of the inner cavities of the first sealing groove 12 and the second sealing groove 14 which are positioned on the upper shell 1, sealing plates 16 are symmetrically and fixedly connected with the two ends of the bottom of the upper shell 1, the sealing plates 16 are in plug-in fit with the third sealing grooves 15, the bottoms of the sealing plates 16, the bottoms of the first sealing frame 9 and the bottoms of the second sealing frame 10 are in butt fit with the rubber rings 18, and the tops of the first sealing frame 9 and the tops of the second sealing frame 10 are in butt fit with the rubber sheets 17 through the arranged third sealing grooves 15, sealing plates 16 and the first sealing frame 9, the first seal groove 12, the second seal frame 10, the second seal groove 14, the rubber sheet 17 and the rubber ring 18 are matched with each other, so that the tightness of the joint of the upper shell 1 and the lower shell 2, the tightness of the joint of the positioning block 3 and the upper shell 1 and the lower shell 2 and the tightness of the joint 5 and the joint of the upper shell 1 and the lower shell 2 can be improved, and the waterproof performance is improved.

The left and right ends symmetry of both sides is provided with first fixed block 6 around lower casing 2, and the left and right ends symmetry of both sides is provided with second fixed block 7 around the upper casing 1, and second fixed block 7 and first fixed block 6 one-to-one are provided with bolt 8 on the second fixed block 7, and screw hole 19 has been seted up at the top of first fixed block 6, and the lower extreme of bolt 8 and the inboard upper end screw thread fit of screw hole 19, and the setting of first fixed block 6, second fixed block 7, bolt 8, screw hole 19 is convenient for go up the connection fixedly of casing 1 and lower casing 2.

The inboard lower extreme of screw hole 19 is provided with elastic component 21, the top of elastic component 21 is provided with butt piece 20, butt piece 20 and the bottom butt cooperation of bolt 8, the bottom screw thread of first fixed block 6 is provided with jackscrew 22, the mutual cooperation of butt piece 20 and elastic component 21 can increase the steadiness of bolt 8 and first fixed block 6 junction, bolt 8 compresses elastic component 21 through butt piece 20, elastic component 21 produces reverse effort, the steadiness of bolt 8 has been increased, the possibility that bolt 8 used for a long time not hard up has been reduced, jackscrew 22's setting is convenient for carry out spacingly to elastic component 21.

It should be noted that, the present utility model is a sealing structure of a connection terminal, when in use, the positioning block 3 is disposed in the first sealing groove 12 between the upper housing 1 and the lower housing 2, the joint 5 is disposed in the second positioning opening 13 between the upper housing 1 and the lower housing 2, and the first sealing frame 9 enters the first sealing groove 12, the second sealing frame 10 enters the second sealing groove 14, the wire harness 4 and the joint 5 are connected inside the upper housing 1 and the lower housing 2 through metal conductors (not shown in the drawings), the upper housing 1 is closed on the lower housing 2, the sealing plate 16 enters the third sealing groove 15, the bolt 8 is screwed with the threaded hole 19 on the first fixing block 6 through the bolt 8, even if water enters the sealing groove 15, the second sealing frame 10 and the first sealing frame 9, and the rubber sheet 17 and the rubber ring 18 are further sealed, in addition, the mutual matching of the abutting block 20 and the elastic member 21 can increase the joint of the bolt 8 and the first fixing block 6, the bolt 8 compresses the elastic member 21 through the abutting block 20, the elastic member 21 generates the opposite elastic member 21, the elastic member 8 can be loosened, and the elastic member 21 can be set for a long term, and the elastic member can be set up conveniently.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a binding post's seal structure, includes casing (1), lower casing (2), pencil (4), connects (5), its characterized in that: the wire harness is characterized in that a positioning block (3) is arranged outside the end part of the wire harness (4), a first sealing frame (9) is arranged outside the positioning block (3), a second sealing frame (10) is arranged outside the joint (5), a first positioning opening (11) is symmetrically formed in the middle of the front end of one side opposite to the upper shell (1) and the lower shell (2), a first sealing groove (12) is formed in the inner wall of the first positioning opening (11), a second positioning opening (13) is symmetrically formed in the middle of the rear end of one side opposite to the upper shell (1) and the lower shell (2), a second sealing groove (14) is formed in the inner wall of the second positioning opening (13), a third sealing groove (15) is symmetrically formed in the two ends of the top of the lower shell (2), and sealing plates (16) are symmetrically and fixedly connected to the two ends of the bottom of the upper shell (1).

2. The sealing structure of a connection terminal according to claim 1, wherein: the third sealing groove (15) is communicated with inner cavities of the first sealing groove (12) and the second sealing groove (14) which are arranged on the lower shell (2).

3. The sealing structure of a connection terminal according to claim 1, wherein: the inner cavity bottoms of the third sealing groove (15), the first sealing groove (12) and the second sealing groove (14) which are arranged on the lower shell (2) are jointly provided with a rubber ring (18), and the tops of the inner cavities of the first sealing groove (12) and the second sealing groove (14) which are arranged on the upper shell (1) are respectively provided with a rubber sheet (17).

4. The sealing structure of a connection terminal according to claim 1, wherein: the sealing plate (16) is in plug connection with the third sealing groove (15), the positioning block (3) is matched with the first positioning opening (11), the first sealing frame (9) is in plug connection with the first sealing groove (12), the joint (5) is matched with the second positioning opening (13), and the second sealing frame (10) is in plug connection with the second sealing groove (14).

5. A sealing structure of a connection terminal according to claim 3 or 4, characterized in that: the bottom of closing plate (16), the bottom of first sealed frame (9), the bottom of second sealed frame (10) all with rubber circle (18) butt cooperation, the top of first sealed frame (9) and the top of second sealed frame (10) all with sheet rubber (17) butt cooperation.

6. The sealing structure of a connection terminal according to claim 1, wherein: the novel anti-theft device is characterized in that first fixing blocks (6) are symmetrically arranged at the left end and the right end of the front side and the rear side of the lower shell (2), second fixing blocks (7) are symmetrically arranged at the left end and the right end of the front side and the rear side of the upper shell (1), bolts (8) are arranged on the second fixing blocks (7), and threaded holes (19) are formed in the tops of the first fixing blocks (6).

7. The sealing structure of a connection terminal according to claim 6, wherein: the second fixing blocks (7) are in one-to-one correspondence with the first fixing blocks (6), and the lower ends of the bolts (8) are in threaded fit with the upper ends of the inner sides of the threaded holes (19).

8. The sealing structure of a connection terminal according to claim 6, wherein: the inside lower extreme of screw hole (19) is provided with elastic component (21), the top of elastic component (21) is provided with butt piece (20), butt piece (20) and the bottom butt cooperation of bolt (8), the bottom screw thread of first fixed block (6) is provided with jackscrew (22).