Shell assembly, wire harness connector and vehicle

Abstract

The utility model discloses a housing assembly, a wire harness connector and a vehicle. Belongs to the technical field of vehicles, and comprises a terminal fixing head and a connecting plug, the terminal fixing head comprises a main body part and a first limiting part, the main body part is provided with a terminal fixing hole, the first limiting part is connected with the main body part, and the connecting plug is provided with a plugging groove and a plugging through hole. According to the wiring harness connector, the main body part is in plug-in fit with the plug-in groove, the plug-in through hole is communicated with the terminal fixing hole, when the wiring harness connector is in plug-in connection with a plug-in unit, the connecting plug can prevent a pin of the plug-in unit from being mistakenly inserted into a gap of a terminal fixing head behind the plug-in unit, the pin of the plug-in unit is prevented from being deformed, and the risk of damage to the plug-in unit is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle technical field, specifically, relate to a kind of shell assembly, wire harness connector and vehicle. BACKGROUND

[0002] The wire harness of vehicle is spread in the whole body of vehicle, and the electric signal is transmitted to each electric appliance and electronic device through wire harness after being controlled by each switch from the total power supply, and the connection between wire harness and wire harness, wire harness and electric appliance part is usually connected using wire harness connector, therefore, wire harness connector is the important part of connecting each electric appliance and electronic device in vehicle, and is the carrier of electric signal control of vehicle.

[0003] In the related art, the wire harness connector can include a male connector and a female connector. The female connector is composed of a connector body and a hinge structure. The connector body has a wire harness hole slot. After the wire harness terminal is inserted into the wire harness hole slot, the hinge structure is in clamping cooperation with the connector body and is pressed against the clamping table of the connector body, so that the clamping table limits the wire harness terminal. Since there is a gap between the hinge structure and the connector body after cooperation, when the female connector cooperates with the male connector, the pin of the male connector is easily misinserted into the gap, which causes the pin of the male connector to deform and damage the male connector. SUMMARY

[0004] The utility model aims at at least one of the above technical problems in the prior art to some extent. To this end, the utility model provides a shell assembly. When the wire harness connector with the shell assembly is inserted with the plug-in part, the risk of damage to the plug-in part can be reduced.

[0005] The utility model further provides a wire harness connector with the shell assembly.

[0006] The utility model further provides a vehicle with the wire harness connector.

[0007] According to the shell assembly of the utility model embodiment, the shell assembly is used for the wire harness connector. The shell assembly includes a terminal fixing head and a connecting plug. The terminal fixing head includes a main body part and a first limiting part. The main body part is provided with a terminal fixing hole. The first limiting part is connected with the main body part. The connecting plug is provided with an insertion slot and an insertion through hole. The main body part is in insertion cooperation with the insertion slot. The insertion through hole is in communication with the terminal fixing hole. After the main body part is in insertion cooperation with the insertion slot, the inner wall of the insertion slot is pressed against the first limiting part, so that at least part of the first limiting part is pressed into the terminal fixing hole and is in limiting cooperation with the wire harness terminal in the terminal fixing hole.

[0008] The shell assembly according to the embodiment of the utility model can be used for a wire harness connector, the connecting plug is sleeved in front of the terminal fixing head, when the wire harness connector is plugged with the counter plug, the connecting plug can prevent the insertion of the pin of the counter plug into the gap of the terminal fixing head behind the connecting plug, and deformation of the pin of the counter plug is prevented, thereby reducing the risk of damage to the counter plug.

[0009] According to some embodiments of the utility model, the terminal fixing head further comprises a second limiting part, the second limiting part has a fixed end and a free end connected to the fixed end, the fixed end is connected to the main part, and the free end has an initial position and a limiting position; in the initial position, the free end is located outside the terminal fixing hole, and in the limiting position, the free end is in clamping cooperation with the main part, and at least part of the free end is in limiting cooperation with the wire harness terminal in the terminal fixing hole.

[0010] According to some embodiments of the utility model, the terminal fixing head further comprises an auxiliary support, in the initial position, the free end is connected to the main part through the auxiliary support, and in the limiting position, the free end is separated from the auxiliary support.

[0011] According to some embodiments of the utility model, one of the plug-in slot and the main part has a first positioning lug and a second positioning lug, the other one has a positioning clamping jaw, the positioning clamping jaw has a pre-assembly position and an assembly position; in the pre-assembly position, the positioning clamping jaw is clamped between the first positioning lug and the second positioning lug, and the first limiting part is not pressed into the terminal fixing hole; in the assembly position, the positioning clamping jaw is clamped with the side of the second positioning lug away from the first positioning lug, and at least part of the first limiting part is pressed into the terminal fixing hole and in limiting cooperation with the wire harness terminal.

[0012] According to some embodiments of the utility model, one of the plug-in slot and the main part has a positioning guide groove, the other one has a positioning protruding rib, and in the plug-in direction of the main part and the plug-in slot, the positioning protruding rib is in guiding cooperation with the positioning guide groove.

[0013] According to some embodiments of the utility model, the connecting plug further has a plug-in guide groove, the plug-in guide groove is located outside the plug-in slot, and the plug-in guide groove is suitable for guiding cooperation with the counter plug of the wire harness connector.

[0014] According to some embodiments of the utility model, the plug-in through hole comprises a plug-in guide section and a communication section, the plug-in guide section is communicated with the terminal fixing hole through the communication section, and in the direction away from the communication section of the plug-in guide section, the cross-sectional area of the plug-in guide section gradually increases.

[0015] According to some embodiments of the present application, the number of the terminal fixing holes, the first limiting parts and the plug-in through holes are all multiple, and the terminal fixing holes, the first limiting parts and the plug-in through holes one-to-one correspond.

[0016] According to another aspect of the present application, the wire harness connector comprises a wire harness terminal and the shell assembly.

[0017] According to the wire harness connector of the present application, the connecting plug is sleeved in front of the terminal fixing head, when the wire harness connector is plugged with the counter plug, the connecting plug can prevent the insertion of the pin of the counter plug into the gap behind the terminal fixing head, prevent the deformation of the pin of the counter plug, and thus reduce the risk of damage to the counter plug.

[0018] According to another aspect of the present application, the vehicle comprises the wire harness connector.

[0019] According to the vehicle of the present application, the connecting plug of the wire harness connector is sleeved in front of the terminal fixing head, when the wire harness connector is plugged with the counter plug, the connecting plug can prevent the insertion of the pin of the counter plug into the gap behind the terminal fixing head, prevent the deformation of the pin of the counter plug, and thus reduce the risk of damage to the counter plug.

[0020] Additional aspects and advantages of the present application will be given in part in the following description, and will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a perspective view of the shell assembly before assembly according to the present application;

[0022] Figure 2 is a perspective view of the terminal fixing head according to the present application;

[0023] Figure 3 is a perspective view of the connecting plug according to the present application;

[0024] Figure 4 is a sectional view of the wire harness connector when the free end is in the limiting position and the positioning claw is in the assembly position according to the present application;

[0025] Figure 5 is a sectional view of the wire harness connector when the free end is in the initial position and the positioning claw is in the pre-assembly position according to the present application;

[0026] Figure 6is the assembly schematic view of the shell assembly and the wire harness terminal when the free end is in the initial position and the positioning claw is in the pre-assembly position according to the embodiment of the utility model;

[0027] Figure 7 is the perspective view of the plug-in part according to the embodiment of the utility model;

[0028] Figure 8 is the sectional view of the wire harness connector when the positioning claw is in the pre-assembly position according to the embodiment of the utility model;

[0029] Figure 9 is the sectional view of the wire harness connector when the positioning claw is in the assembly position according to the embodiment of the utility model.

[0030] Reference signs:

[0031] Terminal fixing head 1, main body part 11, terminal fixing hole 111, first positioning protrusion 112, second positioning protrusion 113, positioning protrusion 114, first limiting part 12, second limiting part 13, fixed end 131, free end 132, auxiliary support 14, first clamping protrusion 15;

[0032] Connecting plug 2, plug-in slot 21, positioning claw 211, positioning guide groove 212, plug-in through hole 22, plug-in guide section 221, communication section 222, first communication sub-section 2221, second communication sub-section 2222, plug-in guide groove 23;

[0033] Shell assembly 10, wire harness terminal 20, wire harness connector 100, plug-in part 200, plug pin 2001, guide rib 2002, second clamping protrusion 2003. DETAILED DESCRIPTION

[0034] The embodiments of the utility model are described in detail below, examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as a limitation of the utility model.

[0035] In the description of the utility model, it is understood that the terms "longitudinal", "front", "rear", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation of the utility model.

[0036] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0037] In the utility model, unless otherwise specifically defined and limited, the terms "installation", "connection", "connection", "fixing" and other terms should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; It can be mechanical connection, or electrical connection or can communicate with each other; It can be directly connected, or indirectly connected through intermediate medium, it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0038] The utility model relates to a shell assembly, a wire harness connector and a vehicle. Figures 1-9 Detailed description of the shell assembly 10, wire harness connector 100 and vehicle according to the utility model embodiment.

[0039] Referring to Figures 1-4 As shown in the figure, according to the shell assembly 10 for wire harness connector 100 of the utility model embodiment, the shell assembly 10 includes terminal fixing head 1 and connecting plug 2, terminal fixing head 1 includes main body part 11 and first limiting part 12, main body part 11 is provided with terminal fixing hole 111, first limiting part 12 is connected with main body part 11, connecting plug 2 is provided with plug-in slot 21 and plug-in through hole 22, main body part 11 is plug-in matched with plug-in slot 21, plug-in through hole 22 is communicated with terminal fixing hole 111. Wherein, after main body part 11 is plug-in matched with plug-in slot 21, the inner wall of plug-in slot 21 is pressed against first limiting part 12, so that at least part of first limiting part 12 is pressed into terminal fixing hole 111 and is limited and matched with wire harness terminal 20 in it.

[0040] It should be noted that wire harness terminal 20 is suitable for plug-in matched with the plug pin 2001 of the counter plug 200 of the wire harness connector 100, to realize the electrical connection of the wire harness connector 100 and the counter plug 200. Wire harness terminal 20 and counter plug 200 can be connected with two wire harnesses respectively, so that the connection between wire harness and wire harness can be realized, or one of wire harness terminal 20 and counter plug 200 is connected with wire harness, and the other is connected with electrical component, to realize the connection between wire harness and electrical component.

[0041] It can be understood that the plug-in matching of the main body part 11 of terminal fixing head 1 and the plug-in slot 21 of connecting plug 2 can make terminal fixing head 1 and connecting plug 2 form a whole, that is, shell assembly 10. Referring toFigure 4 As shown, the inner wall of the insertion slot 21 abuts against the first limiting portion 12, so that at least part of the first limiting portion 12 is pressed into the terminal fixing hole 111 and is limitedly matched with the wire harness terminal 20, that is, the front end of the first limiting portion 12 can stop the wire harness terminal 20 from moving backward, so that the wire harness terminal 20 is kept in the terminal fixing hole 111, thereby facilitating the stability and reliability of the connection between the wire harness terminal 20 and the insertion pin 2001 of the counterpart plug 200.

[0042] Referring to Figure 1 As shown, the connection plug 2 is sleeved in front of the terminal fixing head 1, and the connection plug 2 can block the gap of the structure of the terminal fixing head 1 itself at the rear. For example, the gap between the first limiting portion 12 and the terminal fixing hole 111, during the insertion of the wire harness connector 100 and the counterpart plug 200, the connection plug 2 can prevent the insertion pin 2001 of the counterpart plug 200 from being mistakenly inserted into the gap of the terminal fixing head 1 at the rear, so as to prevent the insertion pin 2001 of the counterpart plug 200 from being deformed, thereby facilitating the reduction of the risk of damage to the counterpart plug 200 and the stability and reliability of the connection between the wire harness connector 100 and the counterpart plug 200.

[0043] Specifically, during the insertion of the wire harness connector 100 and the counterpart plug 200, the insertion pin 2001 of the counterpart plug 200 is sequentially inserted into the insertion through hole 22 and the terminal fixing hole 111 in communication, and the insertion through hole 22 can guide the insertion pin 2001 before the insertion pin 2001 is inserted into the insertion through hole 22, so as to facilitate the accurate insertion of the insertion pin 2001 of the counterpart plug 200 into the terminal fixing hole 111 and the insertion and matching of the wire harness terminal 20.

[0044] In addition, the first limiting portion 12 is pressed against the inner wall of the insertion slot 21, and during the cooperation of the wire harness connector 100 and the counterpart plug 200, the counterpart plug 200 does not need to be provided with a structure for pressing against the first limiting portion 12, thereby facilitating the reduction of the design difficulty of the counterpart plug 200.

[0045] In some embodiments, the insertion through hole 22 and the terminal fixing hole 111 are coaxially communicated, and during the insertion of the wire harness connector 100 and the counterpart plug 200, the insertion through hole 22 can accurately guide the insertion pin 2001, thereby facilitating the accurate insertion of the insertion pin 2001 of the counterpart plug 200 into the terminal fixing hole 111 and the insertion and matching of the wire harness terminal 20.

[0046] The shell assembly 10 according to the embodiments of the present application can be used in the wire harness connector 100, the connection plug 2 is sleeved in front of the terminal fixing head 1, when the wire harness connector 100 is inserted with the counterpart plug 200, the connection plug 2 can prevent the insertion pin 2001 of the counterpart plug 200 from being mistakenly inserted into the gap of the terminal fixing head 1 at the rear, thereby preventing the insertion pin 2001 of the counterpart plug 200 from being deformed, thereby facilitating the reduction of the risk of damage to the counterpart plug 200.

[0047] In some embodiments of the utility model, terminal fixed head 1 still includes second limiting portion 13, second limiting portion 13 has fixed end 131 and the free end 132 connected to fixed end 131, fixed end 131 is connected with main part 11, free end 132 has initial position and limiting position, at initial position, free end 132 is located outside terminal fixed hole 111, at limiting position, free end 132 is engaged with main part 11, and at least part of free end 132 is limitedly matched with wire harness terminal 20 in terminal fixed hole 111. Wherein, second limiting portion 13 can be the structure of clamping hook, simple structure, convenient to make.

[0048] It can be understood that, in Figure 2 , Figure 5 and Figure 6 , free end 132 is located at initial position, at this time, free end 132 is located outside terminal fixed hole 111, when wire harness terminal 20 is loaded into terminal fixed hole 111, wire harness terminal 20 can be avoided to interfere with free end 132, so as to facilitate wire harness terminal 20 to be smoothly loaded into terminal fixed hole 111, after wire harness terminal 20 is smoothly loaded into terminal fixed hole 111, free end 132 can be adjusted to limiting position, as shown in Figure 4 , at least part of free end 132 is limitedly matched with wire harness terminal 20 in terminal fixed hole 111, that is to say, the front end of free end 132 can stop wire harness terminal 20 from moving backward, so that wire harness terminal 20 is kept in terminal fixed hole 111, which is beneficial to improve the stability and reliability of the connection of wire harness terminal 20 and plug pin 2001 of the plug-in component 200, and free end 132 is engaged with main part 11, which can prevent free end 132 from moving to initial position, so as to ensure the reliability of the limiting matching of free end 132 and wire harness terminal 20.

[0049] In some embodiments of the utility model, as shown in Figure 5 , terminal fixed head 1 still includes auxiliary support 14, at initial position, free end 132 is connected with main part 11 through auxiliary support 14, at limiting position, free end 132 is separated from auxiliary support 14.

[0050] It can be understood that, when free end 132 is at initial position, free end 132 is connected with main part 11 through auxiliary support 14, so that main part 11 can support free end 132 through auxiliary support 14, at least part of free end 132 can be avoided to move into terminal fixed hole 111, when wire harness terminal 20 is loaded into terminal fixed hole 111, free end 132 can be effectively avoided to interfere with wire harness terminal 20, so as to facilitate wire harness terminal 20 to be smoothly loaded into terminal fixed hole 111.

[0051] The main body part 11, the second limiting part 13 and the auxiliary support 14 of the terminal fixing head 1 can be integrally formed by one-piece injection molding, the auxiliary support 14 of the terminal fixing head 1 after forming is located at an initial position, after the wiring harness terminal 20 is smoothly loaded into the terminal fixing hole 111, the free end 132 of the second limiting part 13 can be manually pressed to make the free end 132 move from the initial position to a limiting position, in the process of pressing the free end 132 of the second limiting part 13, the auxiliary support 14 is broken under tension to facilitate the free end 132 to smoothly move to the limiting position.

[0052] In some embodiments of the utility model, one of the plug-in slot 21 and the main body part 11 has the first positioning lug 112 and the second positioning lug 113, the other has the positioning claw 211, the positioning claw 211 has a pre-assembly position and an assembly position, in the pre-assembly position, the positioning claw 211 is clamped between the first positioning lug 112 and the second positioning lug 113, and the first limiting part 12 is not pressed into the terminal fixing hole 111, in the assembly position, the positioning claw 211 is clamped with the side of the second positioning lug 113 away from the first positioning lug 112, and at least part of the first limiting part 12 is pressed into the terminal fixing hole 111 and limitedly matched with the wiring harness terminal 20.

[0053] It should be noted that the wiring harness connector 100 can be made by two manufacturers, the two manufacturers are the first manufacturer and the second manufacturer, the first manufacturer is responsible for producing the terminal fixing head 1 and the connecting plug 2, and assembling into a whole after the terminal fixing head 1 and the connecting plug 2 are produced and delivered to the second manufacturer, the second manufacturer is responsible for loading the wiring harness terminal 20 into the terminal positioning hole.

[0054] Specifically, after the first manufacturer produces the terminal fixing head 1 and the connecting plug 2, referring to Figure 8 It can be clamped between the first positioning lug 112 and the second positioning lug 113, realizing the pre-assembly of the terminal fixing head 1 and the connecting plug 2, the terminal fixing head 1 and the connecting plug 2 can be delivered as a whole, at this time, the first limiting part 12 is not pressed into the terminal fixing hole 111, which can avoid the interference between the wiring harness terminal 20 and the first limiting part 12 when the wiring harness terminal 20 is loaded into the terminal fixing hole 111, so that the second manufacturer can smoothly load the wiring harness terminal 20 into the terminal fixing hole 111 after receiving the pre-assembled terminal fixing head 1 and the connecting plug 2.

[0055] After the wiring harness terminal 20 is successfully loaded into the terminal fixing hole 111, referring to Figure 9As shown, the connecting plug 2 can be manually pressed to move the positioning clamping jaw 211 to the assembly position, so that the positioning clamping jaw 211 is clamped with the side of the second positioning protrusion 113 away from the first positioning protrusion 112, and the terminal fixing head 1 is kept in the preset position, at this time, at least part of the first limiting part 12 is pressed into the terminal fixing hole 111 and is limitedly matched with the wire harness terminal 20, so that the wire harness terminal 20 is kept in the terminal fixing hole 111 and is prevented from shaking, thereby facilitating the stability and reliability of the connection between the wire harness terminal 20 and the pin 2001 of the plug-in component 200.

[0056] In some specific embodiments, referring to Figure 2 , Figure 3 , Figure 8 and Figure 9 , the main body part 11 has the first positioning protrusion 112 and the second positioning protrusion 113, and the plug-in groove 21 has the positioning clamping jaw 211.

[0057] In some embodiments of the utility model, the inner wall of the plug-in groove 21 is an inclined surface, the direction in which the positioning clamping jaw 211 moves from the pre-assembly position to the assembly position is from front to back in Figure 5 , the cross-sectional area of the plug-in guide section 221 gradually increases, the first limiting part 12 can be a columnar structure, which is simple in structure and convenient to manufacture, and the surface of the first limiting part 12 abutting against the inner wall of the plug-in groove 21 is an inclined surface, when the positioning clamping jaw 211 moves from the pre-assembly position to the assembly position, the inner wall of the plug-in groove 21 can push the first limiting part 12 to move into the terminal fixing hole 111, and when the positioning clamping jaw 211 moves to the assembly position, the inclined inner wall of the plug-in groove 21 can effectively prevent the first limiting part 12 from opening, that is, prevent the first limiting part 12 from moving away from the axis direction of the terminal fixing hole 111, thereby facilitating the reliability of the limiting cooperation between the first limiting part 12 and the wire harness terminal 20.

[0058] In some embodiments of the utility model, one of the plug-in groove 21 and the main body part 11 has the positioning guide groove 212, and the other has the positioning protrusion 114, in the plug-in direction of the main body part 11 and the plug-in groove 21, the positioning protrusion 114 is guided and matched with the positioning guide groove 212, so that the connecting plug 2 can be installed to the terminal fixing head 1 along the plug-in direction, thereby facilitating the assembly of the wire harness connector 100.

[0059] It can be understood that the plug-in direction of the main body part 11 and the plug-in groove 21 can be the front-back direction in Figure 1 , the positioning protrusion 114 is guided and matched with the positioning guide groove 212, so as to ensure that the plug-in groove 21 and the main body part 11 are aligned when being plugged in, thereby facilitating the accurate and smooth insertion of the main body part 11 into the plug-in groove 21, effectively preventing the connecting plug 2 from being installed in reverse, and facilitating the assembly of the wire harness connector 100.

[0060] Wherein, the number of positioning guide grooves 212 and the number of positioning convex ribs 114 are both multiple, the multiple positioning guide grooves 212 correspond to the multiple positioning convex ribs 114 one by one, and the multiple positioning guide grooves 212 can form multiple sets of guiding cooperation with the corresponding multiple positioning convex ribs 114, which is beneficial to the accurate and smooth insertion of the main body 11 into the insertion slot 2.

[0061] In some specific embodiments, referring to Figure 2 and Figure 3 , the insertion slot 21 has two positioning guide grooves 212, and the main body 11 has two positioning convex ribs 114 corresponding to the two positioning guide grooves 212.

[0062] In some embodiments of the utility model, referring to Figure 1 , Figure 3 and Figure 6 , the connecting plug 2 also has an insertion guide groove 23, which is located outside the insertion slot 21, and the insertion guide groove 23 is suitable for guiding cooperation with the counter plug 200 of the wire harness connector 100. During the insertion of the wire harness connector 100 and the counter plug 200, the counter plug 200 can be guided to facilitate the insertion of the wire harness connector 100 and the counter plug 200, and the misuse of the wire harness connector 100 can be avoided.

[0063] Specifically, referring to Figure 7 , the counter plug 200 of the wire harness connector 100 can have a guide rib 2002, which guides the cooperation with the insertion guide groove 23. The counter plug 200 and the wire harness connector 100 can have multiple models, and the position of the guide rib 2002 of each model of the counter plug 200 matches the position of the insertion guide groove 23 of the corresponding model of the wire harness connector 100. When the models of the wire harness connector 100 and the counter plug 200 do not match, the insertion guide groove 23 and the counter plug 200 are misaligned during the insertion of the wire harness connector 100 and the counter plug 200, so that the insertion of the wire harness connector 100 and the counter plug 200 of different models is successful, and the misuse of the wire harness connector 100 can be effectively avoided.

[0064] Wherein, the number of guide ribs 2002 and the number of insertion guide grooves 23 can be multiple, the multiple guide ribs 2002 correspond to the multiple insertion guide grooves 23 one by one, and the multiple guide ribs 2002 can form multiple sets of guiding cooperation with the multiple insertion guide grooves 23, so as to facilitate the smooth insertion of the wire harness connector 100 and the counter plug 200.

[0065] In some embodiments of the utility model, referring to Figure 5As shown, the plug-in through hole 22 includes a plug-in guide section 221 and a communication section 222, the plug-in guide section 221 communicates with the terminal fixing hole 111 through the communication section 222, and the cross-sectional area of the plug-in guide section 221 gradually increases in the direction away from the communication section 222, so that the plug-in guide section 221 is configured in a trumpet mouth shape, and the inner wall of the plug-in guide section 221 is an inclined surface, which can guide the plug pin 2001 of the plug-in adapter 200, so that the plug pin 2001 of the plug-in adapter 200 is accurately inserted into the terminal fixing hole 111 and plug-in matched with the wire harness terminal 20.

[0066] In some embodiments of the utility model, the communication section 222 can include a first communication sub-section 2221 and a second communication sub-section 2222 connected, the first communication sub-section 2221 communicates with the plug-in guide section 221, and the second communication sub-section 2222 communicates with the terminal fixing hole 111, the hole diameter of the first communication sub-section 2221 is smaller than that of the second communication sub-section 2222, so that the communication section 222 is configured as a stepped hole, the first communication sub-section 2221 and the second communication sub-section 2222 form a connecting end face at the connection, the front end of the wire harness terminal 20 is adapted to abut against the connecting end face to achieve the stop limiting of the wire harness terminal 20, which can effectively prevent the wire harness terminal 20 from moving longitudinally, that is, prevent the wire harness terminal 20 from moving in the front-back direction, and is beneficial to the stable and reliable connection between the wire harness terminal 20 and the plug pin 2001 of the plug-in adapter 200.

[0067] The second communication sub-section 2222 can be a rectangular hole, and the wire harness terminal 20 can be a rectangular frame structure, the outer peripheral wall of the wire harness terminal 20 is adapted to abut against the inner peripheral wall of the second communication sub-section 2222, which can effectively prevent the wire harness terminal 20 from rotating, thereby facilitating the stable and reliable connection between the wire harness terminal 20 and the plug pin 2001 of the plug-in adapter 200.

[0068] In some embodiments of the utility model, referring to Figure 1 As shown, the number of terminal fixing holes 111, first limiting parts 12 and plug-in through holes 22 is multiple, and the multiple terminal fixing holes 111, multiple first limiting parts 12 and multiple plug-in through holes 22 are one-to-one corresponding, that is, each terminal fixing hole 111 has a corresponding first limiting part 12 and plug-in through hole 22, and the wire harness terminal 20 in each terminal fixing hole 111 is limited by a corresponding first limiting part 12 and plug-in through hole 22, which is beneficial to reliably fixing each wire harness terminal 20 in the terminal fixing hole 111.

[0069] In some embodiments of the utility model, referring to Figure 1As shown, the front end of the connecting plug 2 has no movable part, and the gap between the movable parts is matched, which can ensure the completion of the plug-in surface of the wire harness connector 100, and when the wire harness connector 100 is inserted with the plug-in part 200, the pin 2001 of the plug-in part 200 can be effectively avoided to be inserted into the gap between the matched parts of the shell assembly 10, and the pin 2001 of the plug-in part 200 is prevented from being deformed, thereby facilitating to reduce the risk of damage of the plug-in part 200.

[0070] In some embodiments of the utility model, referring to Figure 2 and Figure 7 As shown, the terminal fixing head 1 has a first clamping protrusion 15, the plug-in part 200 has a second clamping protrusion 2003, and the first clamping protrusion 15 is suitable for clamping and matching with the second clamping protrusion 2003 to realize the fixed connection of the wire harness connector 100 and the plug-in part 200, and the connection mode is simple and convenient to realize.

[0071] According to the wire harness connector 100 of the utility model embodiment, the wire harness hole slot (terminal fixing hole 111) and the hinge (second limiting part 13) are arranged, the stability and disassembly of the wire harness terminal 20 installation can be realized, the wire harness connector 100 is simple in structure, convenient in manufacturing and low in cost, and can be widely used in various wire harness connections.

[0072] According to the wire harness connector 100 of the utility model another aspect embodiment, including wire harness terminal 20 and the shell assembly 10 of above-mentioned embodiment.

[0073] According to the wire harness connector 100 of the utility model embodiment, the connecting plug 2 is sleeved in front of the terminal fixing head 1, when the wire harness connector 100 is inserted with the plug-in part 200, the connecting plug 2 can block the pin 2001 of the plug-in part 200 from being inserted into the gap of the terminal fixing head 1 behind it, prevent the pin 2001 of the plug-in part 200 from being deformed, thereby facilitating to reduce the risk of damage of the plug-in part 200.

[0074] According to the vehicle of the utility model still another aspect embodiment, including the wire harness connector 100 of above-mentioned embodiment.

[0075] According to the vehicle of the utility model embodiment, the connecting plug 2 of the wire harness connector 100 is sleeved in front of the terminal fixing head 1, when the wire harness connector 100 is inserted with the plug-in part 200, the connecting plug 2 can block the pin 2001 of the plug-in part 200 from being inserted into the gap of the terminal fixing head 1 behind it, prevent the pin 2001 of the plug-in part 200 from being deformed, thereby facilitating to reduce the risk of damage of the plug-in part 200.

[0076] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example" or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and integrate different embodiments or examples described in the present specification.

[0077] Although the embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application.

Claims

1. A housing assembly for a wiring harness connector, characterized by, The shell assembly comprises: A terminal fixing head (1) comprising a main body portion (11) and a first limiting portion (12), the main body portion (11) being provided with a terminal fixing hole (111), and the first limiting portion (12) being connected with the main body portion (11); A connecting plug (2) provided with a plug-in groove (21) and a plug-in through hole (22), the main body portion (11) being plug-in matched with the plug-in groove (21), and the plug-in through hole (22) being communicated with the terminal fixing hole (111); Wherein, after the main body portion (11) is plug-in matched with the plug-in groove (21), the inner wall of the plug-in groove (21) presses against the first limiting portion (12), so that at least part of the first limiting portion (12) is pressed into the terminal fixing hole (111) and is limiting matched with the wire harness terminal (20) therein.

2. The housing assembly of claim 1, wherein, The terminal fixing head (1) further comprises a second limiting portion (13), the second limiting portion (13) having a fixed end (131) and a free end (132) connected with the fixed end (131), the fixed end (131) being connected with the main body portion (11), and the free end (132) having an initial position and a limiting position; In the initial position, the free end (132) is located outside the terminal fixing hole (111), and in the limiting position, the free end (132) is snap matched with the main body portion (11), and at least part of the free end (132) is limiting matched with the wire harness terminal (20) in the terminal fixing hole (111).

3. The housing assembly of claim 2, wherein, The terminal fixing head (1) further comprises an auxiliary support (14), in the initial position, the free end (132) is connected with the main body portion (11) through the auxiliary support (14), and in the limiting position, the free end (132) is separated from the auxiliary support (14).

4. The housing assembly of claim 1, wherein, One of the plug-in groove (21) and the main body portion (11) has a first positioning lug (112) and a second positioning lug (113), and the other has a positioning clamping jaw (211), the positioning clamping jaw (211) having a pre-assembly position and an assembly position; In the pre-assembly position, the positioning clamping jaw (211) is clamped between the first positioning lug (112) and the second positioning lug (113), and the first limiting portion (12) is not pressed into the terminal fixing hole (111); In the assembly position, the positioning clamping jaw (211) is clamped with the side of the second positioning lug (113) away from the first positioning lug (112), and at least part of the first limiting portion (12) is pressed into the terminal fixing hole (111) and is limiting matched with the wire harness terminal (20).

5. The housing assembly of claim 1, wherein, One of the insertion slot (21) and the main body part (11) has a positioning guide groove (212), and the other has a positioning protrusion (114), which are in a guided fit in the insertion direction of the main body part (11) and the insertion slot (21).

6. The housing assembly of claim 1, wherein, The connection plug (2) further has an insertion guide groove (23) located outside the insertion slot (21), which is adapted to be in a guided fit with a counter plug (200) of the wire harness connector.

7. The housing assembly of claim 1, wherein, The insertion through hole (22) comprises an insertion guide section (221) and a communication section (222), the insertion guide section (221) is in communication with the terminal fixing hole (111) through the communication section (222), and the cross-sectional area of the insertion guide section (221) gradually increases in the direction away from the communication section (222).

8. The housing assembly of any one of claims 1-7, wherein, The number of the terminal fixing hole (111), the first limiting part (12) and the insertion through hole (22) is multiple, and one-to-one correspondence exists among the multiple terminal fixing holes (111), the multiple first limiting parts (12) and the multiple insertion through holes (22).

9. A wiring harness connector characterized by, The wire harness connector comprises a wire harness terminal (20) and a housing assembly according to any one of claims 1-8.

10. A vehicle characterized by comprising: The wire harness connector according to claim 9.

Images