Device for realizing wire outgoing in different directions in narrow space and assembly method thereof

Abstract

The invention relates to a device for realizing wire outgoing in different directions in a narrow space and an assembling method thereof, the device comprises a shell, at least two contact elements are fixedly assembled in the shell, and contact parts, used for being in contact conduction with contact elements of an adaptive end connector, at the front ends of the contact elements extend along the axial direction of the shell; the rear end of the shell extends along the radial direction of the shell, the wiring parts of the at least two contact pieces extend in different directions, the wall body of the shell corresponding to each extending direction is provided with at least one wire outlet hole, and the wire at the tail part of each wiring part extends along the extending direction of the wiring part connected with the wire and penetrates out of the corresponding wire outlet hole in the shell 1. According to the invention, wire outgoing in different directions in a narrow space can be realized, and the connection branching requirement in the narrow space is met.

Description

Technical Field

[0001] The invention belongs to the field of connector termination, and in particular relates to a device for realizing wire outlets in different directions in a narrow space and an assembly method thereof. Background Art

[0002] As the internal environment of military equipment becomes more and more complex, the number of devices placed in a unit space is also increasing. How to achieve the output of wires in different directions in a low space, such as a space of length*width*height: 205*92*41 (unit: mm), has become a technical problem. Figure 1 The existing connector has a constant tail outlet position and outlet direction, and its size and structure are large, which cannot meet the requirements of outlets in different directions in the narrow space. Summary of the invention

[0003] In order to solve the above problems, the present invention provides a device for realizing wire outlet in different directions in a narrow space and an assembly method of the device. The present invention realizes the appearance of contacts in the connector in different directions by changing the distribution mode of contacts in the existing connector housing, and at the same time meets the requirements of low space through bent contacts and special assembly methods.

[0004] The purpose of the present invention and the technical problem to be solved are achieved by adopting the following technical solutions. According to a device for realizing wire outlet in different directions in a narrow space proposed by the present invention, it comprises a housing 1, in which at least two contacts 3 are fixedly assembled, the contact parts 31 at the front end of the above-mentioned contacts 3 for contacting and conducting with the contacts of the adapter connector extend axially along the housing 1, and the wiring parts 32 at the rear end for connecting with the wires extend radially along the housing 1, at least two of the wiring parts 32 of the contacts 3 extend in different directions, and the wires connected to the tails of the wiring parts 32 extend along the extension direction of the wiring parts and pass through the wire outlet holes 11 at the corresponding positions on the housing 1.

[0005] The purpose of the present invention and the solution to its technical problems can be further achieved by adopting the following technical measures.

[0006] The aforementioned device realizes the outlet of wires in different directions in a narrow space, wherein the lower end surface of the housing 1 is a contact surface for matching with the adapter connector, and the upper end surface of the housing 1 is covered with a cover plate 2.

[0007] The aforementioned device for realizing wire outlet in different directions in a narrow space, the positions of the wire outlet holes 11 arranged on the outer periphery of the housing 1 are all provided with tail clips correspondingly, and the tail clips have a glue injection area for injecting glue to achieve sealing between the wire, the housing and the tail clip.

[0008] The aforementioned narrow space realizes the device for leading out wires in different directions, and a glue pouring area for pouring glue is also formed at the inner side of the wire outlet hole 11 on the housing 1.

[0009] The aforementioned device for realizing wire outlet in different directions in a narrow space, the lower end surface of the shell 1 is provided with a second sealing member 8 for cooperating and sealing with the adapter connector, and the upper end surface of the shell 1 is provided with a first sealing member 7 for cooperating and sealing with the cover plate 2.

[0010] The aforementioned device for realizing the outlet of wires in different directions in a narrow space, the shell 1 is also provided with an insulator 4 for fixing and positioning the contact piece 3, a plurality of positioning protrusions 9 are provided on the inner wall of the lower end of the shell 1, and a threaded hole is provided at the upper end of the positioning protrusion 9, and a clamping screw 12 that locks with the threaded hole presses and fixes the insulator 4 in the shell 1.

[0011] The aforementioned narrow space realizes the device for outputting wires in different directions. The outer periphery of the bottom of the shell 1 is also provided with a plurality of fixing screws 13. The shell 1 can be connected and fixed with the base plate tooling through the above-mentioned fixing screws 13, and the contact part 31 of the contact piece is provided with at least two positioning screw holes 311 penetrating from top to bottom. The lower end of the positioning screw 312 can extend from the lower end of the positioning screw hole 311, and cooperate with the threaded hole on the base plate tooling fixed on the bottom of the shell 1 to realize the positioning of the contact piece at the assembly position in the shell 1.

[0012] The aforementioned device for realizing the outlet of wires in different directions in a narrow space, the contact portion 32 is also provided with a positioning pin hole 313 for cooperating with the positioning pin on the bottom plate tooling to realize the preliminary positioning of the contact assembly position.

[0013] The aforementioned device realizes the wire outlet in different directions in a narrow space, wherein the contact portion 32 is a terminal, and the wiring portion 31 is a wire crimping barrel.

[0014] The purpose of the present invention and the solution to its technical problems are also achieved by the following technical solutions. According to the assembly method of a device for realizing wire outlet in different directions in a narrow space proposed by the present invention, the following steps are included: 1) fix the bottom plate tooling to the bottom of the shell 1, and then put the contact 3 into the shell 1 according to the position of the wire outlet hole on the shell 1, and complete the tail wiring of the contact 3; 2) fix the contact 3 to the corresponding position on the bottom plate tooling through the threaded hole on the bottom plate tooling and the positioning screw 312 on the contact 3; 3) install the insulator 4 into the shell 1 from the upper end; 4) loosen the positioning screw 312 to release the connection between the contact 3 and the bottom plate tooling; 5) fix the cover plate on the upper end surface of the shell 1; 6) remove the bottom plate tooling at the bottom of the shell 1.

[0015] Compared with the prior art, the present invention has obvious advantages and beneficial effects. By means of the above technical solution, the present invention can achieve considerable technical advancement and practicality, and has wide industrial utilization value, and has at least the following advantages:

[0016] The device of the present invention is composed of a cover plate, a metal shell, an insulator, a contact and a tail clip, wherein the contact is composed of a special-shaped terminal; wherein the cover plate is assembled to the metal shell by screws, the insulator is assembled to the metal shell by screws, the crimping module is embedded in the insulator, the tail clip is assembled to the metal shell by screws, and the metal shell has an embedding groove on the plug-in end face and the installation end face with the cover plate to assemble the sealing strip; three wiring parts of the contact are connected from the second tail clip 6, and one wiring part is connected from the first tail clip 5, thereby forming a 90° layout, realizing 90° large current transmission in a small space.

[0017] After the contact parts of the device are connected, glue is poured in the first glue pouring area and the second glue pouring area of ​​the first tail clip respectively; glue is poured in the tail shell of the second tail clip, and sealing strips are added to the shell on the cover plate mounting surface and the end surface to ensure the waterproof seal of the entire device.

[0018] The device of the present invention can be assembled quickly and accurately in conjunction with the bottom plate tooling, and the assembly method is simple and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the spatial range and appearance direction of a conventional narrow space;

[0020] Figure 2 A schematic diagram of the structure of a device for achieving wire outlets in different directions in a narrow space of the present invention;

[0021] Figure 3 A schematic diagram of the arrangement of contacts in a device for achieving different directions of wire output in a narrow space of the present invention;

[0022] Figure 4 A schematic diagram of the internal structure of the device for realizing wire outlet in different directions in a narrow space of the present invention;

[0023] Figure 5 A top view of the device for realizing wire outlet in different directions in a narrow space of the present invention after the cover is opened;

[0024] Figure 6 A bottom view of the device for realizing wire outlet in different directions in a narrow space of the present invention;

[0025] Figure 7 This is a front view of the device for achieving wire outlet in different directions in a narrow space of the present invention.

[0026]

Main component symbol description

[0027] 1: Shell

[0028] 2: Cover

[0029] 3: Contact

[0030] 31: Contact Department

[0031] 311: Positioning screw hole

[0032] 312: Positioning screw

[0033] 313: Dowel pin hole

[0034] 32: Wiring

[0035] 4: Insulator

[0036] 5: First tail clip

[0037] 51: The first glue filling area

[0038] 52: Second glue filling area

[0039] 6: Second tail clip

[0040] 7: First seal

[0041] 8: Second seal

[0042] 9: Positioning the convex part

[0043] 11: Wire outlet

[0044] 12: Tighten the screw

[0045] 13: Fixing screw DETAILED DESCRIPTION

[0046] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the invention, the specific implementation method, structure, characteristics and effects of the device for realizing different directions of wire output in a narrow space proposed by the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0047] See also Figure 1-7 , which is a schematic diagram of the structure of each part of the device for realizing different directions of wire outlet in a narrow space of the present invention, the device includes a shell 1, the shell 1 has a cavity extending along the axial direction and open at both ends, and the upper end of the shell 1 is provided with a cover plate 2 for covering the upper end of the inner cavity, and the lower end surface of the shell is a surface for docking with the adapter end connector. The shell 1 is equipped with at least two contacts 3, the front end of the contact 3 is a contact portion 31 for contacting and conducting with the contact of the adapter end connector, and the rear end is a wiring portion 32 for connecting with the wire, and the contact portion 31 of the contact 3 is extended in the up-down direction, and the wiring portions 32 of at least two contacts 3 are extended differently, and the wall of the outer periphery of the shell 1 is provided with a wire outlet hole 11 for the wire connected to the tail end of the wiring portion 32 to pass through. Since the extension directions of the wiring portions 32 of at least two contacts are different, the positions corresponding to the wiring portions 32 on at least two different sides of the outer periphery of the shell 1 are provided with wire outlet holes 11, thereby realizing wire outlet in different directions.

[0048] In this embodiment, the shell 1 is a rectangular shell, and there are four contacts 3. The lower ends of the contact portions 31 of the contact members 3 are terminal surfaces for contacting and conducting with the contacts of the adapter connector. The wiring portions 32 of three of the contacts 3 extend to the right side of the shell 1 and are connected to the wires entering from the right side wall of the shell; and the wiring portion 32 of another contact extends to the front of the shell 1 and is connected to the wires entering from the front end wall of the shell 1. Therefore, the lower end of the connector in the embodiment of the present invention is a plug-in contact surface, and wires are output on the right side and the front end respectively, meeting the 90-degree output requirements in two directions.

[0049] In other embodiments of the present invention, the direction of the wiring portion 32 at the tail end of the contact may be adjusted to allow wires to be routed in two, three or four directions from the outer circumference of the housing 1 at the same time, thereby meeting different wire routing requirements in a small space.

[0050] In the embodiment of the present invention, the wiring portion 32 is a wire barrel, but is not limited thereto. Preferably, the wiring portion 32 is vertically fixed to one side of the tail of the contact portion 31, or vertically fixed to an extension portion of one side of the contact portion 31, to meet the distribution and wiring requirements of the contacts in the housing.

[0051] In the embodiment of the present invention, a glue filling area for realizing glue filling and sealing between the wire and the housing 1 is also formed at the outlet hole 11 on the housing 1. Specifically, a second glue filling area 52 is formed inside the outlet hole 11 on the housing 1. The second glue filling area 52 is a ring groove dug out on the inner wall of the housing 1. Glue can be poured into the second glue filling area 52 to realize glue filling and sealing between the inner wall of the housing 1 and the cable. A tail clip is also fixed at the outer position of the outlet hole 11 on the housing 1. The cavity in the tail clip and the outer wall of the housing together form a first glue filling area 51. The setting of the first glue filling area 51 can realize glue filling and sealing between the cable, the tail clip and the outer wall of the housing.

[0052] In the embodiment of the present invention, a wire outlet hole is provided on the front wall of the housing 1, and a first tail clip 5 is provided outside the wire outlet hole. Preferably, the first tail clip 5 is fixed to the outer wall of the housing 1 by bolts. Another wire outlet hole is provided on the right wall of the housing 1, and a second tail clip 6 is provided outside the wire outlet hole. A glue injection area is also formed between the second tail clip 6 and the housing 1, and a ring groove for glue injection is provided inside the wire outlet hole.

[0053] The shell 1 of the present invention is also provided with an insulator 4 for fixing and positioning the contact piece 3. The inner edge of the lower end of the shell 1 is also formed with a plurality of positioning protrusions 9 inwardly, and the positioning protrusions 9 are provided with threaded holes. The lower end of the insulator 4 corresponding to the positioning protrusions 9 is provided with an avoidance groove for avoiding the positioning protrusions 9. The bottom of the avoidance groove is pressed on the positioning protrusions 9, and the bottom of the avoidance groove is also provided with a threaded hole. The crimping screws 12 pass through the threaded holes on the insulator 4 and the positioning protrusions 9 in turn to press the insulator 4 tightly and fix it in the shell 1.

[0054] In the implementation of the present invention, when the device is assembled, the tail of the contact 3 is first connected to the shell 1, and then the contact 3 is fixed at the corresponding position in the shell, and finally the insulator 4 is installed in the shell 1. In this assembly process, it is necessary to use the bottom plate tooling to achieve it. The lower end of the shell 1 is provided with a fixing screw 13 for realizing the shell 1 on the bottom plate tooling or the adapter end, and when the shell 1 is fixed on the bottom plate tooling, the positions corresponding to each contact on the bottom plate tooling are provided with threaded holes for realizing the positioning of the contact. The contact portion 31 of the contact is provided with at least two positioning screw holes 311 that penetrate the contact portion 31 from top to bottom, and the positioning screw 312 that is threadedly locked in the positioning screw hole 311 can be screwed into the corresponding threaded hole on the bottom plate tooling to realize the fixed positioning of the contact on the bottom plate tooling. The contact after the tail wiring is fixed on the bottom plate fixture to achieve the fixed positioning of the assembly position, and then the insulator 4 is installed from the upper end of the shell 1, and the insulator is fixed by tightening the screw 12, and then the positioning screw 312 is loosened to separate the contact 3 from the bottom plate fixture. Then the glue filling area in the shell 1 is sealed with glue, and finally the cover plate is fixed to the upper end of the shell 1 with screws, and finally the glue filling area at the tail clip is sealed with glue, and the bottom plate fixture is removed to complete the assembly.

[0055] In the embodiment of the present invention, a positioning pin hole 313 is further provided on the lower end surface of the contact portion 31 of the contact member 3 for cooperating with a positioning pin on the bottom plate tooling to achieve preliminary positioning of the contact member. Preferably, two positioning screw holes 312 are provided on the contact portion 31, and the positioning pin hole 313 is located between the two positioning screw holes 312.

[0056] In the embodiment of the present invention, a first seal 7 is provided on the upper end surface of the housing 1, and the first seal 7 is used to achieve the terminal seal with the cover plate 2. A second seal 8 is provided on the lower end surface of the housing 2, and the second seal 8 is used to achieve the seal with the adapter connection structure to meet the waterproof requirements of the device.

[0057] The embodiment of the present invention adopts a crimping module composed of a termination terminal and a wire crimping barrel as a transmission contact, which effectively reduces the height space of the device, meets the space height requirement of 41 mm, realizes multi-directional wire output in a small space, and can also realize the transmission of large currents, meeting the use requirements of large current waterproof sealing.

[0058] In other embodiments of the present invention, the shell 1 may also be other polyhedral structures, and wire outlet holes may be set on different faces of the outer circumference of the polyhedron as needed, and contact pieces with wiring parts corresponding to the outlet holes may be set to meet the requirements of the connector for wire outlet in different directions.

[0059] Furthermore, the shell 1 can also be a cylindrical structure, with wire outlet holes set at different positions on the outer circumference of the cylinder, and a contact piece with a contact portion corresponding to the above-mentioned wire outlet hole set inside the cylinder. Since the contact piece is a curved structure composed of two parts, it can still meet the appearance requirements of low spaces in different directions.

[0060] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technician familiar with the profession can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A device for achieving different directions of wire output in a narrow space, comprising a housing, wherein at least two contact members are fixedly mounted in the housing, and characterized in that: The contact portions at the front end of the above-mentioned contacts, which are used for contacting and conducting with the adapter contact portions, extend axially along the shell, and the wiring portions at the rear end, which are used for connecting with the wires, extend radially along the shell. The wiring portions of at least two contacts have different extension directions, and at least one wire outlet hole is provided on the shell wall corresponding to each extension direction. The wires at the tail of each wiring portion extend along the extension direction of the wiring portion to which it is connected and pass through the corresponding wire outlet hole on the shell.

2. The device for achieving different directions of wire outlet in a narrow space according to claim 1, characterized in that: The lower end surface of the shell is a contact surface that matches with the adapter connector, and the upper end surface of the shell is sealed with a cover plate.

3. The device for achieving different directions of wire outlet in a narrow space according to claim 2, characterized in that: Tail clips are correspondingly arranged at positions where the wire outlet holes are arranged on the outer periphery of the shell, and the tail clips have a glue pouring area for pouring glue to achieve sealing between the wires, the shell and the tail clip.

4. The device for achieving different directions of wires in a narrow space according to claim 3, characterized in that: A glue pouring area for pouring glue is also formed at the inner side of the wire outlet hole on the shell.

5. The device for realizing wire outlet in different directions in a narrow space according to claim 3 or 4, characterized in that: A second sealing member for cooperating and sealing with the adapter connector is disposed on the lower end surface of the shell, and a first sealing member for cooperating and sealing with the cover plate is disposed on the upper end surface of the shell.

6. The device for achieving different directions of wire outlet in a narrow space according to claim 2, characterized in that: The shell is also provided with an insulator for fixing and positioning the contact piece. The inner wall of the lower end of the shell is provided with a plurality of positioning protrusions. The upper end of the positioning protrusion is provided with a threaded hole. The clamping screw presses the insulator onto the positioning protrusion.

7. The device for achieving different directions of wires in a narrow space according to claim 2, characterized in that: The outer periphery of the bottom of the shell is also provided with a plurality of fixing screws, and the shell can be connected and fixed to the base plate tooling through the above-mentioned fixing screws, and the contact part of the contact piece is provided with at least two positioning screw holes penetrating up and down, and the lower end of the positioning screw can extend from the lower end of the positioning screw hole, and cooperate with the threaded hole on the base plate tooling fixed on the bottom of the shell to realize the positioning of the contact piece in the assembly position inside the shell.

8. The device for achieving different directions of wire outlet in a narrow space according to claim 7, characterized in that: The contact portion is also provided with a positioning pin hole for cooperating with a positioning pin on the bottom plate tooling to achieve preliminary positioning of the contact piece assembly position.

9. The device for realizing wire outlet in different directions in a narrow space according to any one of claims 1-4, 6-7, characterized in that: The contact portion is a terminal, and the wiring portion is a wire crimping barrel.

10. An assembly method for the device for achieving wire outlets in different directions in a narrow space as claimed in claim 7, characterized in that: The following steps are involved: 1) Fix the bottom plate tooling to the bottom of the housing, then place the contact into the housing according to the position of the outlet hole on the housing, and complete the wiring of the tail of the contact; 2) Fix the contact after the tail wiring to the corresponding position on the bottom plate tooling through the threaded hole on the bottom plate tooling and the positioning screw on the contact piece; 3) Install the insulator into the housing from the upper end and fix the insulator in the housing; 4) Loosen the positioning screws to release the connection between the contact piece and the base plate fixture; 5) Fix the cover plate on the upper end surface of the shell; 6) Remove the base plate tooling at the bottom of the shell.

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