CN216362171U

CN216362171U - Connector convenient to dismantle

Info

Publication number: CN216362171U
Application number: CN202123285143.6U
Authority: CN
Inventors: 高茜; 付永亮; 马滕滕; 陈俊玉; 张磊; 杜玉; 刘鹏; 张振衡; 陈京涛
Original assignee: Hengshui Yingli New Energy Co Ltd
Current assignee: Hengshui Yingli New Energy Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-04-22
Anticipated expiration: 2031-12-24

Abstract

The utility model belongs to the technical field of connectors and tests, and particularly relates to a connector convenient to disassemble, which comprises a fixed metal terminal, wherein one end of the fixed metal terminal is in threaded connection with one end of a movable metal terminal, and the other end of the fixed metal terminal is detachably connected with a cable; a fourth plastic sleeve is sleeved on the outer side of the fixed metal terminal, a first plastic sleeve is sleeved on the outer side of one end of the movable metal terminal, and a limiting assembly used for preventing the fourth plastic sleeve from rotating is arranged between the first plastic sleeve and the fourth plastic sleeve; a first clamping assembly is arranged between one end, close to the fixed metal terminal, of the movable metal terminal and the first plastic sleeve. The utility model has convenient disassembly and assembly, can replace the worn metal terminal in time and saves the replacement cost.

Description

Connector convenient to dismantle

Technical Field

The utility model belongs to the technical field of connectors and testing, and particularly relates to a connector convenient to disassemble.

Background

The current photovoltaic industry production line equipment degree of automation is very high, uses test fixture mostly in order to accomplish the assembly line test when photovoltaic module test IV performance and EL performance. The test tool is used for converting and connecting the photovoltaic module and test equipment, one end of the test tool can be connected with an equipment probe, and the other end of the test tool is connected with a photovoltaic module junction box, so that the test is communicated. In actual test, a test tool is one of main factors influencing the stability of component power test, in order to ensure the stability of component test power, a plug of the test tool needs to be replaced when used frequently, the currently used test tool is formed by integrally forming the plug and a cable, the cable and the plug need to be replaced together when replaced, and the cost for purchasing test tool spare parts is very high; in the prior art, a test tool connector adopts a concave-convex plugging mode, and in such a mode, in the process of plugging and unplugging a test tool plug and a photovoltaic module plug for multiple times, metal terminals inside the test tool connector are easy to plug and unplug, so that the stability is poor; therefore, there is a need for a connector that is easy to disassemble and is based on reducing spare parts cost and ensuring stable assembly test, and only needs to replace worn metal terminals.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a connector with easy disassembly to solve the above problems and achieve the purpose of easy disassembly.

In order to achieve the purpose, the utility model provides the following scheme: a connector convenient to disassemble comprises a fixed metal terminal, wherein one end of the fixed metal terminal is in threaded connection with one end of a movable metal terminal, and the other end of the fixed metal terminal is detachably connected with a cable;

a fourth plastic sleeve is sleeved on the outer side of the fixed metal terminal, a first plastic sleeve is sleeved on the outer side of one end of the movable metal terminal, and a limiting assembly used for preventing the fourth plastic sleeve from rotating is arranged between the first plastic sleeve and the fourth plastic sleeve;

a first clamping assembly is arranged between one end of the movable metal terminal close to the fixed metal terminal and the first plastic sleeve;

the limiting assembly comprises a plurality of limiting grooves which are circumferentially arranged at equal intervals at one end of the inner side of the fourth plastic sleeve, an axial sliding sleeve is arranged on the limiting plastic sleeve outside the first plastic sleeve, and a plurality of limiting teeth which are circumferentially arranged at equal intervals at one end of the limiting plastic sleeve are correspondingly arranged in the limiting grooves respectively.

Preferably, the first clamping assembly comprises a multi-edge groove formed in one side face, close to the fixed metal terminal, of the first plastic sleeve, one end, close to the fixed metal terminal, of the movable metal terminal is located in the multi-edge groove and matched with the multi-edge groove, two elastic blocks are symmetrically and fixedly connected to two sides of one end of the multi-edge groove, one sides, close to the center of the multi-edge groove, of the two elastic blocks are fixedly connected with clips respectively, one sides, far away from the center of the multi-edge groove, of the two elastic blocks are provided with annular grooves respectively, and the two clips are abutted to one end face, close to the fixed metal terminal, of the movable metal terminal.

Preferably, a plurality of first wire casings have been seted up along the axial in the fixed metal terminal, and are a plurality of first wire casing is kept away from the perpendicular intercommunication in one side at fixed metal terminal center has the second wire casing, fixed metal terminal lateral wall is seted up owing the third wire casing of second wire casing intercommunication, the third wire casing is close to one side intercommunication at fixed metal terminal center has the fourth wire casing, the inboard wire of cable is followed in proper order first wire casing, second wire casing and third wire casing penetrate the fourth wire casing, the end of a thread of wire is located the fourth wire inslot, the end of a thread with be provided with second joint subassembly between the fourth wire casing.

Preferably, the second joint subassembly is including seting up joint groove in the fixed metal terminal, the one end of joint inslot side diapire fixedly connected with spring leaf, annular spacing groove has been seted up to end of a thread circumference, the other end butt of spring leaf is in annular spacing inslot, the lateral wall of fixed metal terminal has radially seted up the dismantlement hole, the dismantlement hole with joint groove intercommunication.

Preferably, the outside cover of fixed metal terminal is equipped with and has elastic plastic cover, the outside cover of plastic cover is equipped with the third plastic sheath, the outside thread bush of third plastic sheath is equipped with the fourth plastic sheath.

Preferably, one end of the fixed metal terminal close to the movable metal terminal is fixedly connected with a second metal terminal, and the end part of the movable metal terminal is sleeved on the outer side of the second metal terminal in a threaded manner.

Preferably, a plurality of springs are fixed between one end of the limiting plastic sleeve, which is far away from the fourth plastic sleeve, and the first plastic sleeve.

Preferably, one end of the third plastic sleeve close to the movable metal terminal is fixedly connected with the end face of the first plastic sleeve.

The utility model has the following technical effects: the movable metal terminal can be clamped in the first plastic sleeve through the first clamping assembly, so that the movable metal terminal is conveniently in threaded connection with the fixed metal terminal, and the purpose of stable connection state is achieved; the fixed metal terminal is connected with the movable metal terminal through threads, and the first plastic sleeve and the fourth plastic sleeve can be locked through the limiting assembly and the first clamping assembly, so that the movable metal terminal can be conveniently and repeatedly inserted into the test tool; the fixed metal terminal and the cable can be detached to be connected, so that different types of fixed metal terminals can be conveniently replaced, and the test fixture is suitable for different test tools.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the internal structure of the connector of the present invention;

FIG. 2 is a schematic view of a fixed metal terminal according to the present invention;

FIG. 3 is a schematic view of a movable metal terminal of the present invention;

FIG. 4 is a schematic view of a second clamping assembly of the present invention;

FIG. 5 is a schematic view of the position of the retaining groove of the present invention;

FIG. 6 is a schematic view of a cathode movable metal terminal according to the present invention;

FIG. 7 is a schematic view of the anode movable metal terminal of the present invention;

wherein, 1, cable; 2. a first wire slot; 3. a second wire slot; 4. a first metal terminal; 5. a second metal terminal; 6. a third metal terminal; 7. a clip; 8. an elastic block; 9. an annular groove; 10. a first plastic sheath; 11. limiting teeth; 12. a plastic limiting sleeve; 13. a spring; 14. a fourth metal terminal; 15. a positive plastic sleeve; 16. plastic cover; 17. a third plastic sleeve; 18. a fourth plastic sleeve; 19. a limiting groove; 20. a wire; 21. a thread end; 22. an annular limiting groove; 23. a spring plate; 24. disassembling the hole; 25. a fourth wire slot; 26. a third wire slot; 27. a polygonal groove; 28. a clamping groove; 29. and a negative electrode plastic sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1 to 7, the present invention provides a connector convenient to disassemble, including a fixed metal terminal, one end of which is connected with one end of a movable metal terminal in a threaded manner, and the other end of which is detachably connected with a cable 1;

a fourth plastic sleeve 18 is sleeved outside the fixed metal terminal, a first plastic sleeve 10 is sleeved outside one end of the movable metal terminal, and a limiting assembly for preventing the fourth plastic sleeve 18 from rotating is arranged between the first plastic sleeve 10 and the fourth plastic sleeve 18;

a first clamping assembly is arranged between one end of the movable metal terminal close to the fixed metal terminal and the first plastic sleeve 10;

the limiting assembly comprises a plurality of limiting grooves 19 which are circumferentially and equidistantly formed in one end of the inner side of the fourth plastic sleeve 18, a limiting plastic sleeve 12 which is axially and slidably sleeved on the outer side of the first plastic sleeve 10, and a plurality of limiting teeth 11 which are circumferentially and equidistantly formed in one end of the limiting plastic sleeve 12, wherein the limiting teeth 11 are respectively and correspondingly located in the limiting grooves 19.

The movable metal terminal can be clamped in the first plastic sleeve 10 through the first clamping assembly, so that the movable metal terminal is conveniently in threaded connection with the fixed metal terminal, and the purpose of stable connection state is achieved; the fixed metal terminal is connected with the movable metal terminal through threads, and the first plastic sleeve 10 and the fourth plastic sleeve 18 can be locked through the limiting assembly and the first clamping assembly, so that the movable metal terminal can be conveniently and repeatedly inserted into the test tool; the fixed metal terminal and the cable 1 can be detachably connected, so that different types of fixed metal terminals can be conveniently replaced, and the test fixture is suitable for different test tools.

According to a further optimized scheme, the first clamping assembly comprises a polygonal groove 27 formed in one side face, close to the fixed metal terminal, of the first plastic sleeve 10, one end, close to the fixed metal terminal, of the movable metal terminal is located in the polygonal groove 27 and is matched with the polygonal groove 27, two elastic blocks 8 are symmetrically and fixedly connected to two sides of one end, close to the center of the polygonal groove 27, of each elastic block 8, a clamp 7 is fixedly connected to one side, close to the center of the polygonal groove 27, of each elastic block 8, an annular groove 9 is formed in one side, far away from the center of the polygonal groove 27, of each elastic block 8, and the two clamps 7 are abutted to one end face, close to the fixed metal terminal, of the movable metal terminal; the movable metal terminal includes a third metal terminal 6 and a fourth metal terminal 14.

Establish first plastic sheath 10 cover in the third metal terminal 6 outside, third metal terminal 6 contacts two elastic blocks 8, and make two elastic blocks 8 to annular groove 9 in elastic deformation, when third metal terminal 6 lies in first plastic sheath 10 completely, two elastic blocks 8 reset, two elastic blocks 8 are located the outside terminal surface of third metal terminal 6 respectively and with the outside terminal surface butt of third metal terminal 6, set up the mesh that has just reached joint activity metal terminal like this, prevent that activity metal terminal from removing.

Further optimize the scheme, a plurality of first wire casing 2 have been seted up along the axial in the fixed metal terminal, the perpendicular intercommunication in one side that fixed metal terminal center was kept away from to a plurality of first wire casing 2 has second wire casing 3, the third wire casing 26 because second wire casing 3 communicates is seted up to fixed metal terminal lateral wall, third wire casing 26 is close to one side intercommunication at fixed metal terminal center has fourth wire casing 25, first wire casing 2 is followed in proper order to 1 inboard wire 20 of cable, second wire casing 3 penetrates fourth wire casing 25 with third wire casing 26, the end of a thread 21 of wire 20 is located fourth wire casing 25, be provided with second joint subassembly between end of a thread 21 and the fourth wire casing 25.

Wire 20 penetrates fourth wire casing 25 along first wire casing 2, second wire casing 3 and third wire casing 26 in proper order in, through second joint subassembly with end of a thread 21 joint in fourth wire casing 25, also be convenient for end of a thread 21 through the second joint subassembly simultaneously and break away from in the fourth wire casing 25.

Further optimize the scheme, the second joint subassembly is including seting up the joint groove 28 in fixed metal terminal, and the stiff end of the inboard diapire fixedly connected with spring leaf 23 in joint groove 28, and annular spacing groove 22 has been seted up to end of a thread 21 circumference, and the expansion end butt of spring leaf 23 is in annular spacing groove 22, and the lateral wall of fixed metal terminal has radially seted up the dismantlement hole 24, and the dismantlement hole 24 communicates with joint groove 28.

When the thread end 21 is inserted into the fourth groove 25, the end of the thread end 21 first contacts the movable end of the spring piece 23 to make the spring piece 23 elastically deformed, and when the thread end 21 continues to move in the fourth groove 25, the movable end of the spring piece 23 falls into the annular limiting groove 22, and at this time, the thread end 21 cannot return; when the lead 20 needs to be disassembled, the needle head 21 can be pulled out from the fourth groove 25 by inserting the needle head into the disassembling hole 24, making the needle head push the spring piece 23 to bend, and then making the movable end of the spring piece 23 separate from the annular limiting groove 22.

Further optimize the scheme, the outside cover of fixed metal terminal is equipped with and has elastic plastic cover 16, and the outside cover of plastic cover 16 is equipped with third plastic sheath 17, and the outside thread bush of third plastic sheath 17 is equipped with fourth plastic sheath 18.

The plastic sleeve 16 wraps up in the outside of fixed metal terminal, can play insulating effect, and third plastic sleeve 17 hugs closely in the outside of plastic sleeve 16 to with 18 threaded connection of fourth plastic sleeve, when fourth plastic sleeve 18 contacted with first plastic sleeve 10, a plurality of spacing teeth 11 corresponded respectively and were located a plurality of spacing recesses 19, reached and prevented that fourth plastic sleeve 18 and first plastic sleeve 10 pivoted purpose relatively, made fixed metal terminal and activity metal terminal stationary contact.

According to the further optimized scheme, one end, close to the movable metal terminal, of the fixed metal terminal is fixedly connected with a second metal terminal 5, and the end part of the movable metal terminal is sleeved on the outer side of the second metal terminal 5 in a threaded mode.

In a further optimized scheme, a plurality of springs 13 are fixed between one end of the limiting plastic sleeve 12 far away from the fourth plastic sleeve 18 and the first plastic sleeve 10.

When second metal terminal 5 threaded connection is inboard at the tip of activity metal terminal, slide spacing plastic sheath 12 to the one side of keeping away from fixed metal terminal, a plurality of springs 13 are the compression state this moment, near the tip that moves first plastic sheath 10 when fourth plastic sheath 18, loosen spacing plastic sheath 12, a plurality of springs 13 release this moment, be free state, a plurality of spacing tooth 11 insert in a plurality of spacing recess 19 in step, so just reached and restricted fourth plastic sheath 18 pivoted mesh, reached the effect that prevents that second metal terminal 5 from deviating from the tip inboard of activity metal terminal.

In a further optimized scheme, one end of the third plastic sleeve 17 close to the movable metal terminal is fixedly connected with the end face of the first plastic sleeve 10.

In a further optimized scheme, a cathode plastic sleeve 29 is sleeved outside one end of the cathode movable metal terminal far away from the first plastic sleeve 10, and an anode plastic sleeve 15 is sleeved outside one end of the anode movable metal terminal far away from the first plastic sleeve 10.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A connector convenient to dismantle, its characterized in that: the cable connector comprises a fixed metal terminal, wherein one end of the fixed metal terminal is connected with one end of a movable metal terminal in a threaded manner, and the other end of the fixed metal terminal is detachably connected with a cable (1);

a fourth plastic sleeve (18) is sleeved on the outer side of the fixed metal terminal, a first plastic sleeve (10) is sleeved on the outer side of one end of the movable metal terminal, and a limiting assembly for preventing the fourth plastic sleeve (18) from rotating is arranged between the first plastic sleeve (10) and the fourth plastic sleeve (18);

a first clamping assembly is arranged between one end of the movable metal terminal close to the fixed metal terminal and the first plastic sleeve (10);

spacing subassembly includes that the circumference is equidistant to be seted up a plurality of spacing recess (19), the axial slip cover of the inboard one end of fourth plastic sheath (18) are established spacing plastic sheath (12) and the circumference equidistant of first plastic sheath (10) outside are seted up a plurality of spacing tooth (11), a plurality of spacing tooth (11) of spacing plastic sheath (12) one end are corresponding respectively to be located a plurality of in spacing recess (19).

2. The easy-to-disassemble connector of claim 1, wherein: the first clamping assembly comprises a multi-edge groove (27) formed in one side face, close to the fixed metal terminal, of the first plastic sleeve (10), one end, close to the fixed metal terminal, of the movable metal terminal is located in the multi-edge groove (27) and matched with the multi-edge groove (27), two elastic blocks (8) are symmetrically and fixedly connected to the two sides of the inner end of the multi-edge groove (27), one sides, close to the centers of the multi-edge groove (27), of the two elastic blocks (8) are fixedly connected with clips (7) respectively, one sides, far away from the centers of the multi-edge groove (27), of the two elastic blocks (8) are provided with annular grooves (9) respectively, and the two clips (7) are abutted to one end face, close to the fixed metal terminal, of the movable metal terminal.

3. The easy-to-disassemble connector of claim 1, wherein: a plurality of first wire grooves (2) are axially formed in the fixed metal terminal, a plurality of first wire grooves (2) are far away from one side of the center of the fixed metal terminal is perpendicularly communicated with a second wire groove (3), the outer side wall of the fixed metal terminal is provided with a third wire groove (26) communicated with the second wire groove (3), the third wire groove (26) is close to one side of the center of the fixed metal terminal is communicated with a fourth wire groove (25), wires (20) on the inner side of a cable (1) are sequentially arranged along the first wire groove (2), the second wire groove (3) and the third wire groove (26) to penetrate into the fourth wire groove (25), wire heads (21) of the wires (20) are located in the fourth wire groove (25), and second clamping components are arranged between the wire heads (21) and the fourth wire groove (25).

4. The easy-to-disassemble connector of claim 3, wherein: second joint subassembly is including seting up joint groove (28) in the fixed metal terminal, the one end of joint groove (28) inboard diapire fixedly connected with spring leaf (23), annular spacing groove (22) have been seted up to stub (21) circumference, the other end butt of spring leaf (23) is in annular spacing groove (22), disassembly hole (24) have radially been seted up to the lateral wall of fixed metal terminal, disassembly hole (24) with joint groove (28) intercommunication.

5. The easy-to-disassemble connector of claim 4, wherein: the outside cover of fixed metal terminal is equipped with and has elastic plastic cover (16), the outside cover of plastic cover (16) is equipped with third plastic sheath (17), the outside thread bush of third plastic sheath (17) is equipped with fourth plastic sheath (18).

6. The easy-to-disassemble connector of claim 1, wherein: one end of the fixed metal terminal, which is close to the movable metal terminal, is fixedly connected with a second metal terminal (5), and the end part of the movable metal terminal is sleeved on the outer side of the second metal terminal (5) in a threaded manner.

7. The easy-to-disassemble connector of claim 1, wherein: a plurality of springs (13) are fixed between one end of the limiting plastic sleeve (12) far away from the fourth plastic sleeve (18) and the first plastic sleeve (10).

8. The easy-to-disassemble connector of claim 5, wherein: one end of the third plastic sleeve (17) close to the movable metal terminal is fixedly connected with the end face of the first plastic sleeve (10).