CN220753889U

CN220753889U - Wire harness connector

Info

Publication number: CN220753889U
Application number: CN202322407397.3U
Authority: CN
Inventors: 黄彪; 陈荣波
Original assignee: Shenzhen Signal Electronics Co ltd
Current assignee: Shenzhen Signal Electronics Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-09
Anticipated expiration: 2033-09-05

Abstract

The application relates to the technical field of connectors and provides a wire harness connector which comprises an anode connector and a cathode connector, wherein cable fixing assemblies used for fixing cables are arranged in the anode connector and the cathode connector, and locking assemblies are arranged at the tail ends of the anode connector and the cathode connector; the utility model fixes the wiring cable through the cable fixing component, and fixes the cable fixing component to the inside of the positive connector or the negative connector through the locking component, and finally, the positive connector or the negative connector is butted, so that the wiring of the cable can be completed, the wiring is rapid, the photovoltaic component, the bus box and the inverter can be easily and safely connected on site without using special tools, and the wiring connection efficiency is improved to the maximum extent.

Description

Wire harness connector

Technical Field

The application relates to the technical field of connectors, in particular to a wire harness connector.

Background

Photovoltaic power generation is taken as renewable energy source with the advantages of wide range, low cost, safety and reliability, and is accepted and valued in all countries worldwide. In recent years, with the promotion of the 'double carbon' target, the scenery gas in the photovoltaic industry is continuously heated, compared with systems such as components, inverters and the like, photovoltaic wiring is the link which is most easily ignored in the design of a photovoltaic system, the phenomenon that local overheat is generated in a connecting part is caused by unreliable connection, the ageing degradation of insulating materials is caused by long operation time, the service life of equipment is reduced, a large amount of unnecessary energy loss is caused, even fire is possibly caused, and the consequence is often catastrophic.

The existing photovoltaic direct current connection system generally adopts a direct-insertion type pressing spring connection mode when the wire harness connection is carried out, and is integrally injection molded and easy to install. However, for the household distributed photovoltaic market, the installation position of the component is usually on the roof, the cable length from the component to the inverter is not fixed, the construction and wiring are required on site, the construction in a crimping mode is very inconvenient, a special crimping tool is required to be used, the problems of poor assembly and the like are very easy to occur, and the operation safety of the system is influenced.

Therefore, the above-mentioned existing technical drawbacks need to be changed.

Disclosure of Invention

In view of the above-mentioned prior art's not enough, the purpose of this application is to provide a pencil connector, aims at avoiding the inside urine that remains of urination device to breed bacterium and produce the peculiar smell, alleviates medical personnel's work load.

The technical scheme adopted for solving the technical problem is as follows:

the harness connector comprises an anode connector and a cathode connector, wherein cable fixing assemblies for fixing cables are arranged in the anode connector and the cathode connector, and locking assemblies are arranged at tail ends of the anode connector and the cathode connector;

the head end of the positive electrode connector is fixedly connected with a plug bush, the head end of the negative electrode connector is provided with a plug groove matched with the plug bush, and the plug bush and the interior of the plug groove are fixedly connected with an elastic contact pin sleeve and a conductive contact pin through a cable fixing assembly respectively;

the head end of the positive electrode connector is symmetrically and fixedly connected with a fixed buckle, and the head end of the negative electrode connector is provided with clamping grooves corresponding to the two fixed buckles;

the cable fixing assembly comprises a conductive piece used for being connected with an elastic contact pin sleeve or a conductive contact pin, the conductive piece is arranged between the connecting base piece and the elastic fixing piece, the upper end of the elastic fixing piece is rotationally connected with the connecting base piece, and the lower end of the elastic fixing piece is clamped with the connecting base piece;

the connecting base piece is clamped in the mounting sleeves, and the two mounting sleeves are respectively arranged inside the tail ends of the positive electrode connector and the negative electrode connector.

In one possible implementation, the locking assembly includes a locking threaded sleeve screwed to the tail ends of the positive and negative connectors;

the locking thread sleeve is internally provided with a flexible sleeve, the outer movable sleeve of the flexible sleeve is provided with a fastening sleeve, and one end of the mounting sleeve, which is far away from the elastic contact pin sleeve or the conductive contact pin, is provided with a fastening groove corresponding to the flexible sleeve.

In one possible implementation, the locking thread sleeve is internally provided with a mounting groove for clamping the fastening sleeve.

In one possible implementation, the outside of the plug bush is provided with a mounting groove for mounting the first sealing ring, and the first sealing ring is used for sealing the joint of the plug bush and the plug groove.

In one possible implementation manner, the outer parts of the tail ends of the positive electrode connector and the negative electrode connector are provided with mounting grooves for mounting the second sealing rings, and the second sealing rings are used for sealing the connection parts of the locking thread sleeves and the positive electrode connector or the negative electrode connector.

In one possible implementation, the external part of the negative electrode connector is symmetrically provided with a protective sleeve for protecting the fixing buckle.

In one possible implementation manner, the outer walls of the negative electrode connector and the positive electrode connector are respectively provided with a negative electrode identifier and a positive electrode identifier.

In one possible implementation, the end of the cable passes through the locking screw sleeve, the flexible sleeve, the fastening sleeve and the mounting sleeve and extends between the conductive member and the elastic fixing member.

Compared with the prior art, the application provides a wire harness connector;

according to the utility model, the wire connection can be completed only by inserting the stripped insulated cable between the connecting base piece and the elastic fixing piece and pressing the elastic fixing piece, and compared with a crimping connection mode, the wire connection time can be saved. The photovoltaic module, the combiner box and the inverter can be easily and safely connected on site without using special tools, and the wiring connection efficiency is improved to the greatest extent. And can move the elastic mounting back off the line with fingers and thumb, make things convenient for repetitious usage connector again and again, and after two fixed cables are connected through negative pole connector and anodal connector, only need press two fixed buckles, alright remove the connection of negative pole connector and anodal connector, make things convenient for the quick assembly disassembly of field personnel, effectively reduce the power station maintenance cost in user later stage. For the application of the high-power inverter, compared with the scheme requiring tool locking and unlocking, the installation space can be saved, and the development trend of high power and miniaturization of the inverter is met.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the overall structure of a harness connector provided in the present embodiment;

fig. 2 is a schematic diagram of the butt joint of the positive connector and the negative connector of the harness connector according to the present embodiment;

fig. 3 is an exploded structural schematic view of a harness connector provided in the present embodiment;

fig. 4 is an assembly schematic diagram at a harness connector cable fixing assembly provided by the present embodiment;

fig. 5 is a split schematic view of a harness connector cable fixing assembly according to the present embodiment;

fig. 6 is a schematic cross-sectional view of a locking sleeve of a harness connector according to the present embodiment.

In the figure:

1. a positive electrode connector; 2. a negative electrode connector; 3. a cable; 4. a plug bush; 5. a plug-in groove; 6. an elastic pin sleeve; 7. conductive pins; 8. a fixing buckle; 9. a conductive member; 10. connecting the base members; 11. an elastic fixing member; 12. a mounting sleeve; 13. locking the threaded sleeve; 14. a flexible sleeve; 15. a fastening sleeve; 16. a fastening groove; 17. a first seal ring; 18. a second seal ring; 19. a protective sleeve; 20. a negative electrode mark; 21. and (5) positive pole identification.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In addition, the technical features described above in the different embodiments of the present utility model may be combined with each other as long as they do not collide with each other.

The utility model provides a wire harness connector as shown in fig. 1, 2, 3, 4, 5 and 6, which is used for easily and safely connecting a photovoltaic module, a junction box and an inverter on a construction operation site, and maximally improving wiring connection efficiency. The main structure comprises an anode connector 1 and a cathode connector 2, wherein cable fixing components for fixing a cable 3 are arranged in the anode connector 1 and the cathode connector 2, and locking components are arranged at the tail ends of the anode connector 1 and the cathode connector 2; the cable 3 to be connected is fixed through the cable fixing assembly in the positive connector 1 and the negative connector 2, the fixing stability of the cable 3 is improved through the locking assembly, and finally the positive connector 1 and the negative connector 2 are in butt joint to complete the connection of the cable 3.

The head end of the positive electrode connector 1 is fixedly connected with a plug bush 4, the head end of the negative electrode connector 2 is provided with a plug groove 5 matched with the plug bush 4, and the plug bush 4 and the interior of the plug groove 5 are fixedly connected with an elastic contact pin sleeve 6 and a conductive contact pin 7 through cable fixing components respectively; after two cables 3 needing to be wired are respectively fixed with the elastic pin sleeve 6 and the conductive pin 7 through the cable fixing assembly, the conductive pin 7 can be inserted into the elastic pin sleeve 6 in the butt joint of the positive connector 1 and the negative connector 2, so that the wiring operation is completed.

The head end of the positive electrode connector 1 is symmetrically and fixedly connected with a fixed buckle 8, and the head end of the negative electrode connector 2 is clamped with clamping grooves corresponding to the two fixed buckles 8; when positive connector 1 and the butt joint of negative pole connector 2, fixed buckle 8 card is gone into in the draw-in groove to make positive connector 1 and the butt joint of negative pole connector 2 stable, and when need dismantling positive connector 1 and negative pole connector 2, only need press two fixed buckles 8, alright make fixed buckle 8 break away from the draw-in groove, accomplish the dismantlement of positive connector 1 and negative pole connector 2.

The cable fixing assembly comprises a conductive piece 9 used for being connected with an elastic contact pin sleeve 6 or a conductive contact pin 7, the conductive piece 9 is arranged between a connecting base piece 10 and an elastic fixing piece 11, the upper end of the elastic fixing piece 11 is rotationally connected with the connecting base piece 10, and the lower end of the elastic fixing piece 11 is clamped with the connecting base piece 10;

the connection base member 10 is clamped in the mounting sleeves 12, and the two mounting sleeves 12 are respectively disposed inside the tail ends of the positive connector 1 and the negative connector 2.

When the cable 3 is connected, firstly, the cable 3 with the stripped insulating skin passes through the locking threaded sleeve 13, the flexible sleeve 14, the fastening sleeve 15 and the mounting sleeve 12, then, the lower end of the elastic fixing piece 11 is broken off, the clamping connection between the elastic fixing piece 11 and the connecting base piece 10 is released, the elastic fixing piece 11 is rotated, the cable 3 with the stripped insulating skin can be inserted between the elastic fixing piece 11 and the connecting base piece 10, finally, the connecting piece is inserted between the elastic fixing piece 11 and the connecting base piece 10 and the lower end of the elastic fixing piece 11 is pressed, the lower end of the elastic fixing piece 11 is clamped with the connecting base piece 10, the fixing of the cable 3 can be completed, the cable 3 and the conductive pin 7 or the elastic pin sleeve 6 are connected, then, the cable 3 with the conductive pin 7 or the elastic pin sleeve 6 is fixedly arranged in the negative connector 2 and the positive connector 1, the mounting sleeve 12 is abutted and the fixing stability of the cable 3 is increased through the arranged, finally, the clamping connection between the positive connector 1 and the negative connector 2 is clamped with the negative connector 1, the two opposite connectors can be connected with the positive connector 2 and the negative connector 8 in a special tool, the photovoltaic inverter box can be connected with the photovoltaic box 2, and the photovoltaic box can be connected safely and stably, and the photovoltaic box can be connected with the two photovoltaic connectors 3 in a special junction box can be completed;

and when the connection of two cables 3 needs to be released, only need press two fixed buckles 8, alright make fixed buckle 8 break away from the draw-in groove, accomplish the dismantlement of anodal connector 1 and negative pole connector 2, make things convenient for the quick assembly disassembly of field personnel, effectively reduce the power station maintenance cost in user later stage, when the fixing to cable 3 needs to be released, only need break off with the fingers and thumb the lower extreme of elastic fixing piece 11, release elastic fixing piece 11 and the joint of connecting the basis piece 10, alright move back the line to cable 3, thereby make things convenient for the repetitious usage connector.

Further, as shown in fig. 1, 3 and 6, the locking assembly includes a locking threaded sleeve 13 screwed on the tail ends of the positive connector 1 and the negative connector 2;

the locking thread sleeve 13 is internally provided with a flexible sleeve 14, the outer movable sleeve of the flexible sleeve 14 is provided with a fastening sleeve 15, and one end of the mounting sleeve 12 far away from the elastic contact pin sleeve 6 or the conductive contact pin 7 is provided with a fastening groove 16 corresponding to the flexible sleeve 14.

Specifically, through the cooperation of the locking thread bush 13 that sets up and the fastening cover 15, can be after locking thread bush 13 rotates positive pole connector 1 or negative pole connector 2 tail end, the position to installation cover 12 is restricted, when guaranteeing to use, the fixed stability of installation cover 12, simultaneously, when locking thread bush 13 rotates positive pole connector 1 or negative pole connector 2 tail end, fastening groove 16 offered on the installation cover 12 can extrude the fastening cover 15 end, thereby make the end of fastening cover 15 inwards compress, further centre gripping is fixed to the cable 3 that is fixed through the cable fixed subassembly, guarantee the fixed stability of cable 3, and the flexible cover 14 that sets up can protect and seal the contact position of cable 3 and locking thread bush 13, increase the connection stability of cable 3.

Further, as shown in fig. 6, a mounting groove for clamping the fastening sleeve 15 is formed in the locking screw sleeve 13.

Specifically, the fastening sleeve 15 can be clamped inside the locking thread sleeve 13 through the installation groove, so that the fastening sleeve 15 cannot be separated from the locking thread sleeve 13 when the fastening sleeve 15 is not used, and the locking thread sleeve 13 is more convenient and quick to install.

Further, as shown in fig. 1 and 2, a mounting groove for mounting the first sealing ring 17 is formed on the outer portion of the plug bush 4, and the first sealing ring 17 is used for sealing the connection portion of the plug bush 4 and the plug groove 5.

Specifically, the connection part of the plug bush 4 and the plug groove 5 is sealed through the first sealing ring 17, so that dust and water vapor can be prevented from entering the connection part of the plug bush 4 and the plug groove 5, the connection of the elastic pin bush 6 and the electric pin is influenced, and the connection stability of the connector is influenced.

Further, as shown in fig. 1 and 3, the outer parts of the tail ends of the positive electrode connector 1 and the negative electrode connector 2 are respectively provided with a mounting groove for mounting a second sealing ring 18, and the second sealing ring 18 is used for sealing the joint of the locking thread sleeve 13 and the positive electrode connector 1 or the negative electrode connector 2.

The second sealing ring 18 seals the connection position between the locking thread sleeve 13 and the positive electrode connector 1 or the negative electrode connector 2, so that dust and water vapor can be prevented from passing through the joint of the connection position to lock the thread sleeve 13, and potential safety hazards are generated.

Further, as shown in fig. 1, 2 and 3, the external part of the negative electrode connector 2 is symmetrically provided with a protecting sleeve 19 for protecting the fixing buckle 8.

Specifically, through two protective sleeves that set up, can prevent that unexpected touching from two fixed buckles 8, prevent to be connected the back at negative pole connector 2 and anodal connector 1, unexpected touching fixed buckle 8 leads to connecting loosely, appear the assembly failure, influence the condition of the operation safety of system, and when need dismantling negative pole connector 2 and anodal connector 1, only need stretch into the protective sleeve with the crew cut screwdriver in to extrude fixed buckle 8, alright release fixed buckle 8 is spacing to the connection of negative pole connector 2 and anodal connector 1, make things convenient for on-the-spot personnel's quick assembly disassembly.

Further, as shown in fig. 1 and 2, the outer walls of the negative electrode connector 2 and the positive electrode connector 1 are respectively provided with a negative electrode mark 20 and a positive electrode mark 21.

It should be noted that, through the negative electrode identifier 20 and the positive electrode identifier 21, the user can clearly identify the negative electrode connector 2 and the positive electrode connector 1, thereby ensuring the accuracy of wiring connection.

Further, as shown in fig. 1, 3, 4 and 6, the end of the cable 3 passes through the locking threaded sleeve 13, the flexible sleeve 14, the fastening sleeve 15 and the mounting sleeve 12 and extends between the conductive member 9 and the elastic fixing member 11, and the stripped insulation cover of the cable 3 can be fixed between the conductive member 9 and the elastic fixing member 11 by matching the elastic fixing member 11 with the connection base member 10, so that the cable 3 and the conductive member 9 can be connected.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a pencil connector, includes positive electrode connector (1) and negative electrode connector (2), its characterized in that: the cable fixing assemblies used for fixing the cables (3) are arranged in the positive connector (1) and the negative connector (2), and locking assemblies are arranged at the tail ends of the positive connector (1) and the negative connector (2);

the head end of the positive electrode connector (1) is fixedly connected with a plug bush (4), a plug groove (5) matched with the plug bush (4) is formed in the head end of the negative electrode connector (2), and an elastic contact pin sleeve (6) and a conductive contact pin (7) are fixedly connected inside the plug bush (4) and the plug groove (5) through cable fixing components respectively;

the head end of the positive electrode connector (1) is symmetrically and fixedly connected with fixing buckles (8), and the head end of the negative electrode connector (2) is provided with clamping grooves corresponding to the two fixing buckles (8);

the cable fixing assembly comprises a conductive piece (9) used for being connected with an elastic contact pin sleeve (6) or a conductive contact pin (7), the conductive piece (9) is arranged between a connecting base piece (10) and an elastic fixing piece (11), the upper end of the elastic fixing piece (11) is rotationally connected with the connecting base piece (10), and the lower end of the elastic fixing piece (11) is clamped with the connecting base piece (10);

the connecting base piece (10) is clamped in the mounting sleeves (12), and the two mounting sleeves (12) are respectively arranged inside the tail ends of the positive electrode connector (1) and the negative electrode connector (2).

2. A harness connector as claimed in claim 1, wherein: the locking assembly comprises a locking thread sleeve (13) which is in threaded connection with the tail ends of the positive electrode connector (1) and the negative electrode connector (2);

the inside of locking thread cover (13) is equipped with flexible cover (14), the outside movable sleeve of flexible cover (14) is equipped with fastening cover (15), the one end that elastic contact pin cover (6) or electrically conductive contact pin (7) were kept away from to installation cover (12) has seted up fastening recess (16) corresponding with flexible cover (14).

3. A harness connector as claimed in claim 2, wherein: the locking thread sleeve (13) is internally provided with a mounting groove for clamping the fastening sleeve (15).

4. A harness connector as claimed in claim 1, wherein: the outside of grafting cover (4) has seted up the mounting groove that is used for installing first sealing washer (17), just first sealing washer (17) are used for sealing the junction of grafting cover (4) and grafting groove (5).

5. A harness connector as claimed in claim 1, wherein: the external parts of the tail ends of the positive electrode connector (1) and the negative electrode connector (2) are provided with mounting grooves for mounting a second sealing ring (18), and the second sealing ring (18) is used for sealing the joint of the locking threaded sleeve (13) and the positive electrode connector (1) or the negative electrode connector (2).

6. A harness connector as claimed in claim 1, wherein: the outside symmetry of negative pole connector (2) is equipped with lag (19) that are used for carrying out the protection to fixed buckle (8).

7. A harness connector as claimed in claim 1, wherein: the outer walls of the negative electrode connector (2) and the positive electrode connector (1) are respectively provided with a negative electrode mark (20) and a positive electrode mark (21).

8. A harness connector as claimed in claim 1, wherein: the end of the cable (3) passes through the locking thread sleeve (13), the flexible sleeve (14), the fastening sleeve (15) and the mounting sleeve (12) and extends between the conductive piece (9) and the elastic fixing piece (11).