Electric connector and quick-plug structure assembly

Abstract

The utility model provides an electric connecting piece and a quick-plug structure assembly, which belong to the technical field of automobiles, and comprise a plug shell, a connecting piece connected with a seat framework is arranged on the plug shell, the connecting piece comprises a connecting part arranged on the outer wall of the plug shell, an electric connecting part electrically connected with a headrest support rod is arranged in the plug shell, and the electric connecting part is connected with the seat framework. The inserting shell is movably connected with a guide sleeve in the seat framework; after the inserting shell and the seat framework are fixed, the guide sleeve is installed in the seat framework, and the headrest supporting rod penetrates through the guide sleeve to be electrically connected with the electric connecting part. The seat has the advantages that the electric connecting piece and the guide sleeve are movably connected, namely the electric connecting piece and the guide sleeve can be independently arranged, so that in the process of assembling and producing the seat, the electric connecting piece can be pre-installed in the seat framework firstly, then the guide sleeve is assembled, the operation is simple and convenient, and the working efficiency during seat assembling is improved.

Description

Technical Field

[0001] The utility model belongs to the field of automobile technology, and particularly relates to an electric connector and a quick-plug structure assembly. Background Art

[0002] As the frequency of automobile use increases, the functions of automobiles also increase with people's needs. The functions of automobile headrests on automobiles are becoming more and more diverse. Headrests with more diverse functions such as ventilated headrests and music headrests are also widely used in automobiles. In the production and assembly process of seats, it is often necessary to pre-install the seat sheet metal on the seat frame, and then install the fixed guide sleeve on the seat sheet metal, and finally place the power connector in the fixed guide sleeve. Before installing the fixed guide sleeve, it is necessary to put a seat cover on the seat frame first. If the seat is covered with an integrated seat cover, then when assembling the fixed power connector, there is no operation port for the operator to assemble the power connector on the seat frame, which affects the assembly efficiency between the headrest and the seat. Utility Model Content

[0003] The utility model aims to solve the above problems in the prior art and proposes an electric connector in which a guide sleeve and an electric connector are movably arranged and the electric connector can be pre-assembled.

[0004] The purpose of the utility model can be achieved through the following technical solutions: an electrical connector, comprising:

[0005] A plug-in shell is provided with a connector for connecting with a seat frame, the connector includes a connecting portion provided on an outer wall of the plug-in shell, an electrical connection portion for electrically connecting with a headrest support rod is provided in the plug-in shell, and the plug-in shell is movably connected with a guide sleeve in the seat frame;

[0006] Wherein, after the plug-in shell is fixed to the seat frame, the guide sleeve is installed in the seat frame, and the headrest support rod passes through the guide sleeve to be electrically connected to the electrical connection part.

[0007] In the above-mentioned electrical connector, a positioning member for mounting and positioning with the seat frame is provided on the plug-in housing.

[0008] In the above-mentioned electrical connector, the connector includes at least one connecting buckle fixedly arranged on the outer wall of the plug-in shell, a guide sleeve fixing tube is fixedly arranged on the seat frame, and the guide sleeve fixing tube is provided with connecting slots corresponding to the number and position of the connecting buckles, and the connecting buckle can be fixed by clamping.

[0009] In the above-mentioned electrical connector, the connecting buckle includes a buckle block, one end of which is fixed to the outer wall of the plug-in shell, the other end of the buckle block is movable, and a guide surface is also provided on the upper outer wall of the buckle block; when the connecting buckle extends into the guide sleeve fixing tube, the other end of the buckle block is squeezed by the inner wall of the guide sleeve fixing tube, bends inward to avoid, until the buckle block moves to the connecting slot, and the lower end of the buckle block abuts against the slot wall of the connecting slot.

[0010] In the above-mentioned electrical connector, the positioning member includes a positioning plate, which is arranged at the bottom end of the plug-in shell, and a positioning surface is arranged at the upper end of the positioning plate. When the connecting buckle is fixed to the guide sleeve fixing tube, the positioning surface is against the bottom surface of the guide sleeve fixing tube.

[0011] In the above-mentioned electrical connector, a plurality of guide plates are further provided at the top edge of the plug-in shell, a guide groove is provided on the inner wall of the guide plate, and a guide block is provided on the outer wall of the guide sleeve. When the guide sleeve is inserted into the guide sleeve fixing tube, the guide block extends into the guide groove.

[0012] In the above-mentioned electrical connector, the connector includes at least one mounting block arranged on the outer wall of the plug shell, and the mounting block is provided with a screw hole, and a set screw passes through the screw hole to be threadedly connected to the seat frame.

[0013] In the above-mentioned electrical connector, the positioning member includes a positioning column arranged on the mounting block, and a positioning hole is opened on the seat frame. Before the plug-in shell is fixed to the seat frame, the positioning column extends into the positioning hole.

[0014] In the above-mentioned electrical connector, the electrical connection part includes an electrode plug or an electrode post, the electrode plug is provided with a plug hole, one of the plug shell and the headrest support rod is provided with an electrode plug, and the other is provided with an electrode post, and the electrode post can be extended into the plug hole for electrical connection.

[0015] A quick-plug structure assembly comprises the above-mentioned electrical connector.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] (1) The electrical connector and the guide sleeve are movably connected, that is, the two can be set independently of each other. Therefore, during the assembly and production of the seat, the electrical connector can be pre-installed in the seat frame before the guide sleeve is assembled. The operation is simple and convenient, which improves the work efficiency during seat assembly.

[0018] (2) The connection buckle and the positioning plate are respectively arranged at the upper and lower ends of the plug-in shell to ensure the stable connection of the plug-in shell in the vertical direction inside the guide sleeve fixing tube;

[0019] (3) In order to ensure accurate installation of the guide sleeve and stable electrical connection between the headrest support rod and the plug-in shell, it is necessary to limit the position between the guide sleeve and the plug-in shell. Therefore, a guide plate is provided on the plug-in shell, and a guide block is provided on the outer wall of the guide sleeve to provide guidance during the installation of the guide sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic diagram of the three-dimensional structure of the electrical connector of the first embodiment;

[0021] Figure 2 is a schematic diagram of the connection between the electrical connector and the guide sleeve of the first embodiment;

[0022] Figure 3 is a schematic diagram of the electrical connector of the first embodiment being assembled on a seat frame;

[0023] Figure 4 yes Figure 3 A schematic diagram of the cross-sectional structure of;

[0024] Figure 5 yes Figure 4 A partial enlarged schematic diagram of

[0025] Figure 6 is a schematic diagram of the three-dimensional structure of the electrical connector of the second embodiment;

[0026] Figure 7 It is a schematic diagram of the electrical connector of the second embodiment being assembled to the seat frame.

[0027] In the figure, there are a plug shell 100; a guide sleeve 101; a headrest support rod 102; a guide sleeve fixing tube 103; a connecting buckle 200; a connecting slot 201; a buckle block 202; a guide surface 203; a positioning plate 204; a positioning surface 205; a guide plate 206; a guide slot 207; a guide block 208; a mounting block 300; a positioning column 301; a screw hole 302; an electrical connection part 400; an electrode plug 401; and an electrode plug column 402. DETAILED DESCRIPTION

[0028] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0029] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0030] like Figure 1-Figure 5 As shown, an electrical connector comprises:

[0031] The plug-in shell 100 is provided with a connector for connecting with the seat frame, the connector includes a connecting portion provided on the outer wall of the plug-in shell 100, an electrical connection portion 400 electrically connected with the headrest support rod 102 is provided in the plug-in shell 100, and the plug-in shell 100 is movably connected with the guide sleeve 101 in the seat frame;

[0032] After the plug-in shell 100 is fixed to the seat frame, the guide sleeve 101 is installed in the seat frame, and the headrest support rod 102 passes through the guide sleeve 101 to be electrically connected to the electrical connection part 400 .

[0033] In this embodiment, the electrical connector and the guide sleeve 101 are movably connected, that is, the two can be set independently of each other. Therefore, in the process of assembling and producing the seat, the electrical connector can be pre-installed in the seat frame, and then the guide sleeve 101 can be assembled to the seat after the seat cover is installed. Finally, the headrest support rod 102 is passed through the guide sleeve 101 to be electrically connected to the electrical connector in the seat frame. The operation is simple and convenient, which improves the work efficiency during seat assembly.

[0034] Further preferably, the plug-in housing 100 is provided with a positioning piece for installation and positioning with the seat frame.

[0035] In this embodiment, the provision of the connecting piece can fix the plug-in shell 100 and the seat frame. In order to ensure the installation accuracy between the plug-in shell 100 and the seat frame, a positioning piece is additionally provided on the plug-in shell 100.

[0036] Preferably, the connecting member includes at least one connecting buckle 200 fixedly arranged on the outer wall of the plug-in shell 100, a guide sleeve fixing tube 103 is fixedly arranged on the seat frame, and the guide sleeve fixing tube 103 is provided with connecting slots 201 corresponding to the number and position of the connecting buckles 200 one by one, and the connecting buckle 200 and the connecting slots 201 can be clamped and fixed.

[0037] In this embodiment, a connecting buckle 200 is provided on the outer wall of the plug-in shell 100, which cooperates with the connecting buckle 201 in the guide sleeve fixing tube 103, and a detachable connection between the plug-in shell 100 and the connecting buckle 200 is realized by the buckle connection. Preferably, the number of the connecting buckles 200 is two, and the two connecting buckles 200 are symmetrically arranged on the outer wall of the plug-in shell 100 to ensure that the connection between the plug-in shell 100 and the guide sleeve fixing tube 103 is uniformly stressed.

[0038] It is worth mentioning that in other preferred embodiments, the connection buckle 200 can also be arranged on the inner wall of the guide sleeve fixing tube 103 , and the connection slot 201 can be opened on the outer wall of the plug-in shell 100 .

[0039] Specifically, the connecting buckle 200 includes a buckle block 202, one end of which is fixed to the outer wall of the plug-in shell 100, the other end of the buckle block 202 is movable, and a guide surface 203 is also provided on the outer wall of the upper end of the buckle block 202; when the connecting buckle 200 extends into the guide sleeve fixing tube 103, the other end of the buckle block 202 is squeezed by the inner wall of the guide sleeve 101 fixing tube, and bends inward to avoid it until the buckle block 202 moves to the connecting slot 201, and the lower end of the buckle block 202 abuts against the slot wall of the connecting slot 201.

[0040] It is worth mentioning that an avoidance through hole can be opened at the corresponding position of the plug-in shell 100. When the snap block 202 bends to avoid, the other end of the snap block 202 can extend into the avoidance through hole; an avoidance groove can also be provided on the outer wall of the plug-in shell 100 to provide space for the movement of the snap block 202.

[0041] In this embodiment, the plug-in shell 100 and the guide sleeve fixing tube 103 are connected by a snap-fit ​​connection. In order to facilitate the assembly between the plug-in shell 100 and the guide sleeve fixing tube 103, a guide surface 203 is further provided on the outer wall of the upper end of the snap block 202. The guide surface 203 gradually shrinks inward from bottom to top. When the plug-in shell 100 is inserted into the guide sleeve fixing tube 101, the guide surface 203 abuts against the bottom wall of the guide sleeve fixing tube 103, so that when the plug-in shell 100 is moved again, the position of the plug-in shell 100 can be guided and adjusted along the guide surface 203; and when the plug-in shell 100 needs to be removed from the guide sleeve fixing tube 103, the snap block 202 is squeezed to disengage it from the connecting slot 201.

[0042] Further preferably, the positioning member includes a positioning plate 204, which is arranged at the bottom end of the plug-in shell 100, and a positioning surface 205 is arranged at the upper end of the positioning plate 204. When the connecting buckle 200 is fixed to the guide sleeve fixing tube 103, the positioning surface 205 is against the bottom surface of the guide sleeve fixing tube 103.

[0043] In this embodiment, the connecting buckle 200 and the positioning plate 206 are respectively arranged at the upper and lower ends of the plug-in shell 100, and the buckle block 202 abuts against the bottom groove wall of the connecting slot 201, which can limit the plug-in shell 100 from moving downward, and the positioning plate 204 on the plug-in shell 100 abuts against the bottom bottom surface of the guide sleeve fixing tube 103, which can limit the plug-in shell 100 from moving upward. The connecting buckle 200 cooperates with the positioning plate 204 to ensure the stable connection of the plug-in shell 100 in the vertical direction inside the guide sleeve fixing tube 103; and the positioning plate 204 can also close the lower end opening of the guide sleeve fixing tube 103.

[0044] It is worth mentioning that in the vertical direction, the length of the connecting buckle 200 is not less than the length of the connecting slot 201, so the connecting slot 210 can be closed to prevent dust from entering.

[0045] Further preferably, a plurality of guide plates 206 are provided at the top edge of the plug-in shell 100, a guide groove 207 is provided on the inner wall of the guide plate 206, and a guide block 208 is provided on the outer wall of the guide sleeve 101. When the guide sleeve 101 is inserted into the guide sleeve fixing tube 103, the guide block 208 extends into the guide groove 207.

[0046] In this embodiment, although the guide sleeve 101 and the plug-in shell 100 are in a movable connection relationship, in order to ensure the accurate installation of the guide sleeve 101 and the stable electrical connection between the headrest support rod 102 and the plug-in shell 100, it is necessary to limit the position between the guide sleeve 101 and the plug-in shell 100. Therefore, a guide plate 206 is provided on the plug-in shell 100, and a guide block 208 is provided on the outer wall of the guide sleeve 101 to guide the installation process of the guide sleeve 101; specifically, the outer groove wall of the guide groove 207 gradually shrinks inward from top to bottom, and the outer wall of the guide block 208 also gradually shrinks inward from top to bottom.

[0047] like Figure 6-Figure 7 As shown, the second embodiment is the same as the rest of the components of the first embodiment, with the only difference being that the connecting member includes at least one mounting block 300 disposed on the outer wall of the plug-in shell 100, the mounting block 300 is provided with a screw hole 302, and the set screw passes through the screw hole 302 to be threadedly connected to the seat frame.

[0048] In this embodiment, the detachable connection between the plug-in shell 100 and the seat frame is achieved by tightening screws. In order to ensure a stable connection between the plug-in shell 100 and the seat frame, two mounting blocks 300 are preferably provided symmetrically on the outer wall of the plug-in shell 100.

[0049] Specifically, the positioning member includes a positioning column 301 disposed on the mounting block 300 , and a positioning hole is opened on the seat frame. Before the plug-in shell 100 is fixed to the seat frame, the positioning column 301 extends into the positioning hole.

[0050] In this embodiment, a positioning hole is provided on the crossbeam of the seat frame. Before connecting the plug-in housing 100 to the seat frame, the positioning column 301 is first inserted into the positioning hole for pre-fixation, and then the fixing screw hole is used for threaded connection.

[0051] In all the above embodiments, the electrical connection part 400 includes an electrode plug 401 or an electrode post 402, and a plug-in hole is provided on the electrode plug 401. The electrode plug 401 is provided in one of the plug shell 100 and the headrest support rod 102, and the electrode post 402 is provided on the other, and the electrode post 402 can be inserted into the plug for electrical connection; and in order to ensure a stable connection between the motor post 402 and the plug-in hole, an elastic member is further provided between the electrode post 402 and the plug-in shell 100, and a buffer is provided when the electrode post 402 is plugged into the plug-in hole to avoid the rigid plug-in between the two, which may cause the electrode post 402 to break or be damaged. At the same time, under the elastic action of the elastic member, it can be ensured that the electrode post 402 can always be tightly plugged into the plug-in hole, thereby improving the plug-in stability between the plug-in hole and the electrode post 401.

[0052] A quick-plug structure assembly comprises the above-mentioned electrical connector.

[0053] It should be noted that in the present utility model, descriptions such as "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined. The terms "connected", "fixed", etc. should be understood in a broad sense. For example, "fixed" can be a fixed connection, a detachable connection, or an integral whole; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0054] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0055] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. An electrical connector, characterized in that: include: A plug-in shell is provided with a connector for connecting with a seat frame, the connector includes a connecting portion provided on an outer wall of the plug-in shell, an electrical connection portion for electrically connecting with a headrest support rod is provided in the plug-in shell, and the plug-in shell is movably connected with a guide sleeve in the seat frame; Wherein, after the plug-in shell is fixed to the seat frame, the guide sleeve is installed in the seat frame, and the headrest support rod passes through the guide sleeve to be electrically connected to the electrical connection part.

2. An electrical connector according to claim 1, characterized in that: The plug-in shell is provided with a positioning piece for installation and positioning with the seat frame.

3. An electrical connector according to claim 2, characterized in that: The connecting member includes at least one connecting buckle fixedly arranged on the outer wall of the plug-in shell, a guide sleeve fixing tube is fixedly arranged on the seat frame, and the guide sleeve fixing tube is provided with connecting slots corresponding to the number and position of the connecting buckles one by one, and the connecting buckle can be fixed by being clamped together with the connecting slots.

4. An electrical connector according to claim 3, characterized in that: The connecting buckle comprises a buckle block, one end of which is fixed to the outer wall of the plug-in shell, the other end of the buckle block is movable, and a guide surface is also provided on the outer wall of the upper end of the buckle block; when the connecting buckle extends into the guide sleeve fixing tube, the other end of the buckle block is squeezed by the inner wall of the guide sleeve fixing tube and bends inward to avoid it until the buckle block moves to the connecting slot and the lower end of the buckle block abuts against the slot wall of the connecting slot.

5. An electrical connector according to claim 3, characterized in that: The positioning member includes a positioning plate, which is arranged at the bottom end of the plug-in shell, and a positioning surface is arranged at the upper end of the positioning plate. When the connecting buckle is fixed to the guide sleeve fixing tube, the positioning surface abuts against the bottom surface of the guide sleeve fixing tube.

6. An electrical connector according to claim 1, characterized in that: A plurality of guide plates are also arranged at the top edge of the plug-in shell, a guide groove is arranged on the inner wall of the guide plate, and a guide block is arranged on the outer wall of the guide sleeve. When the guide sleeve is inserted into the guide sleeve fixing tube, the guide block extends into the guide groove.

7. An electrical connector according to claim 2, characterized in that: The connecting member comprises at least one mounting block arranged on the outer wall of the plug-in shell, the mounting block is provided with a screw hole, and a set screw passes through the screw hole and is threadedly connected with the seat frame.

8. An electrical connector according to claim 7, characterized in that: The positioning member comprises a positioning column arranged on the mounting block, and a positioning hole is opened on the seat frame. Before the plug-in shell is fixed to the seat frame, the positioning column extends into the positioning hole.

9. An electrical connector according to claim 1, characterized in that: The electrical connection part includes an electrode plug or an electrode post, the electrode plug is provided with a plug hole, one of the plug shell and the headrest support rod is provided with an electrode plug, and the other is provided with an electrode post, and the electrode post can be extended into the plug hole for electrical connection.

10. A quick-insert structure assembly, characterized in that: Comprising the electrical connector as described in any one of claims 1-9.

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