Connector

Abstract

The utility model discloses a connector, which comprises an insulating shell provided with a slot allowing a busbar to be inserted along the longitudinal direction; and a terminal assembly mounted in the insulating housing. Before the busbar is inserted into the insulating housing, the terminal assembly is held in a pre-installed position that does not interfere with the insertion of the busbar. After the busbar is inserted into the insulating shell, the terminal assembly can be moved from the pre-assembling position to the final assembling position electrically connected with the busbar in the height direction perpendicular to the longitudinal direction. According to the utility model, the connector is not provided with the horizontal terminals extending along the longitudinal direction, so that the number of the terminals of the connector is reduced, and the cost is reduced. In the utility model, the insulating shell of the connector is provided with the slot allowing the busbar of the client to be inserted along the longitudinal direction, and the terminal assembly of the connector can be fastened on the inserted busbar along the height direction, so that the electric connection between the connector and the busbar of the client can be conveniently realized. In addition, according to the utility model, the busbar of the client can be ensured to be smoothly inserted into the slot of the connector.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of connectors. BACKGROUND

[0002] In prior art, the right-angle connector for realizing right-angle connection generally includes insulating shell, horizontal terminal, vertical terminal and threaded connection. Horizontal terminal and vertical terminal are arranged in insulating shell and are fastened together by threaded connection. Horizontal terminal extends along horizontal direction, and is used for electrical connection with busbar of client. Vertical terminal extends along height direction, and is used for electrical connection with connecting terminal of cable end. The cost of this right-angle connector is high, because it needs to use two terminals perpendicular to each other, horizontal terminal and vertical terminal. SUMMARY

[0003] The utility model aims at solving at least one aspect of the above problems and defects existing in prior art.

[0004] According to one aspect of the utility model, a kind of connectors are provided. The connector includes: insulating shell, with the slot that allows busbar to be inserted along longitudinal direction;And terminal assembly, installed into the insulating shell. Before the busbar is inserted into the insulating shell, the terminal assembly is kept in pre-assembly position without interfering with the insertion of the busbar. After the busbar is inserted into the insulating shell, the terminal assembly can be moved from the pre-assembly position to the final assembly position for electrical connection with the busbar along height direction perpendicular to the longitudinal direction.

[0005] According to one exemplary embodiment of the utility model, recess is formed on one of the terminal assembly and the insulating shell, and elastic buckle is formed on the other;When the terminal assembly is in the pre-assembly position, the recess is engaged with the elastic buckle to keep the terminal assembly in the pre-assembly position.

[0006] According to another exemplary embodiment of the utility model, the connector further includes: elastic member, arranged in the slot of the insulating shell, for supporting the terminal assembly in the pre-assembly position to prevent the terminal assembly from being accidentally moved to the final assembly position before the busbar is inserted.

[0007] According to another exemplary embodiment of the utility model, the elastic member is adapted to be moved from supporting position supporting the terminal assembly to avoiding position without interfering with the terminal assembly under the push of the inserted busbar, to allow the terminal assembly to be moved from the pre-assembly position to the final assembly position.

[0008] According to another exemplary embodiment of the utility model, the elastic member is elastic block, and the elastic block is pushed and extruded to the avoiding position by the busbar after the busbar is inserted into the insulating shell.

[0009] According to another exemplary embodiment of the present application, the elastic member is a first clasp, which is Z-shaped or U-shaped, one end of which is fixed to the insulating shell and the other end of which is supported on the terminal assembly; after the busbar is inserted into the insulating shell, the first clasp is pushed and pressed by the busbar to the avoiding position.

[0010] According to another exemplary embodiment of the present application, the elastic member is a second clasp, which is adapted to be elastically deformed along the height direction under the pushing and pressing of the inserted busbar; the second clasp is V-shaped, one end of which is fixed to the insulating shell and the other end of which is slidingly supported on the inner wall of the insertion slot or suspended in the insertion slot, and the top of the second clasp is supported on the terminal assembly; after the busbar is inserted into the insulating shell, the second clasp is pushed and pressed by the busbar to the avoiding position.

[0011] According to another exemplary embodiment of the present application, the elastic member is a third clasp, which is adapted to be elastically deformed along the lateral direction under the pushing and pressing of the inserted busbar; the third clasp is V-shaped, one end of which is fixed to the insulating shell and the other end of which is slidingly supported on the inner wall of the insertion slot or suspended in the insertion slot, and the top of the third clasp is supported on the terminal assembly; after the busbar is inserted into the insulating shell, the third clasp is pushed and pressed by the busbar to the avoiding position.

[0012] According to another exemplary embodiment of the present application, the terminal assembly comprises a terminal which is cylindrical and extends along the height direction, and a connecting member which axially passes through the terminal. The connecting member is adapted to be threadedly connected with a nut on the inserted busbar, for driving the terminal assembly to move from the pre-assembly position to the final assembly position. When the elastic member is in the pre-assembly position and the busbar is not inserted into the insulating shell, the elastic member is supported on the lower end surface of the connecting member to support the terminal assembly in the pre-assembly position.

[0013] According to another exemplary embodiment of the present application, when the busbar is inserted into the insulating shell and the terminal assembly is in the pre-assembly position, the terminal is not in contact with the busbar; when the busbar is inserted into the insulating shell and the terminal assembly is moved to the final assembly position, the terminal is fastened to the busbar by the connecting member.

[0014] According to another exemplary embodiment of the present application, a plurality of elastic catches are formed in the insulating housing and are spaced around the terminal; a protrusion is formed on the elastic catch, and the protrusions of the plurality of elastic catches are adapted to be engaged into the groove of the terminal to retain the terminal assembly in the pre-assembly position.

[0015] According to another exemplary embodiment of the present application, the connecting piece is columnar along the height direction and has upper and lower ends opposite in the axial direction thereof, an external thread is formed on the lower end of the connecting piece for threaded connection with a nut on the busbar, and a positioning flange is formed on the outside of the upper end of the connecting piece, and the terminal is adapted to be axially clamped and fixed between one end of the busbar and the positioning flange of the connecting piece.

[0016] According to another exemplary embodiment of the present application, the terminal has a lower end surface for electrical contact with the busbar and an upper end surface for electrical contact with a connecting terminal, and a threaded hole is formed in the upper end of the connecting piece to enable the connecting terminal to be fastened to the upper end surface of the terminal by a bolt connected with the threaded hole.

[0017] According to another exemplary embodiment of the present application, a tool engagement portion adapted to be engaged with an operating tool is formed on the outside of the upper end of the connecting piece to enable the connecting piece to be tightened or loosened by an operating tool engaged with the tool engagement portion.

[0018] According to another exemplary embodiment of the present application, the insulating housing comprises an outer housing body having front and rear end walls opposite in the longitudinal direction and bottom and top mounting openings opposite in the height direction, an inner housing body inserted into the outer housing body via the rear end opening, and an insulator mounted into the top mounting opening of the outer housing body, wherein a plug hole extending along the height direction is formed in the insulator, a plug slot extending along the longitudinal direction and a top opening communicating the plug hole and the plug slot are formed in the inner housing body, and the terminal assembly is mounted into the plug hole of the insulator and adapted to enter the plug slot via the top opening to be electrically connected with the busbar inserted into the plug slot.

[0019] According to another exemplary embodiment of the present application, an annular groove is formed on the outer peripheral surface of the terminal, a plurality of elastic catches are formed in the plug hole of the insulator and are spaced around the terminal, a protrusion is formed on the elastic catch, and the protrusions of the plurality of elastic catches are adapted to be engaged into the groove of the terminal to retain the terminal assembly in the pre-assembly position.

[0020] According to another exemplary embodiment of the present application, a plurality of buckles are formed on the bottom of the insulator and are spaced apart around the jack, the plurality of buckles are inserted into the top opening of the inner housing and are engaged with the edge of the top opening to lock the insulator to the inner housing.

[0021] According to another exemplary embodiment of the present application, a plurality of positioning grooves are formed on the peripheral wall of the top mounting opening of the outer housing and are spaced apart, and a plurality of positioning protrusions are formed on the outer peripheral surface of the insulator and are spaced apart, the plurality of positioning protrusions are respectively engaged into the plurality of positioning grooves to position the insulator into the top mounting opening.

[0022] According to another exemplary embodiment of the present application, a plurality of slots are formed in the inner housing and are arranged side by side in the transverse direction, and a plurality of jacks are formed in the insulator and respectively correspond to the plurality of slots; the connector comprises a plurality of terminal assemblies respectively installed into the plurality of jacks, and the plurality of terminal assemblies are used to respectively electrically connect with a plurality of busbars respectively inserted into the plurality of jacks.

[0023] According to another exemplary embodiment of the present application, a flange portion for being fixed to a mounting panel is formed on the rear end of the outer housing, and a sealing ring mounting groove surrounding the rear opening of the outer housing is formed on the flange portion; the connector further comprises a sealing ring installed into the sealing ring mounting groove, and the sealing ring is adapted to be pressed between the flange portion of the outer housing and the mounting panel to realize sealing therebetween.

[0024] According to another exemplary embodiment of the present application, the rear end of the inner housing protrudes from the rear opening of the outer housing and is adapted to be inserted into an opening on the mounting panel.

[0025] In the foregoing exemplary embodiments of the present application, the connector does not have horizontal terminals extending in the longitudinal direction, thus the present application reduces the number of terminals of the connector and lowers the cost. In the present application, the insulating shell of the connector has slots allowing the busbars of the client to be inserted in the longitudinal direction, and the terminal assemblies of the connector can be fastened to the inserted busbars in the height direction, so that the electrical connection between the connector and the busbars of the client can be conveniently realized.

[0026] In addition, in the foregoing exemplary embodiments of the present application, before the busbars of the client are inserted into the slots of the connector, the terminal assemblies of the connector can be reliably kept in a pre-assembly position which does not interfere with the insertion of the busbars, so that it can be ensured that the busbars of the client can be smoothly inserted into the slots of the connector.

[0027] Other objects and advantages of the present application will become apparent from the following description, taken in conjunction with the accompanying drawings, illustrating the principles of the application. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 Fig. 1 shows a perspective view of a connector according to an exemplary embodiment of the present application;

[0029] Figure 2 Fig. 2 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application;

[0030] Figure 3 Fig. 3 shows an exploded view of a connector according to an exemplary embodiment of the present application;

[0031] Figure 4 Fig. 4 shows an exploded view of an insulating housing of a connector according to an exemplary embodiment of the present application;

[0032] Figure 5 Fig. 5 shows another exploded view of an insulating housing of a connector according to an exemplary embodiment of the present application;

[0033] Figure 6 Fig. 6 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application, wherein the busbar of the client has not yet been inserted into the connector and the terminal assembly of the connector is held in a pre-assembly position;

[0034] Figure 7 Fig. 7 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application, wherein the busbar of the client has been inserted into the connector and the terminal assembly of the connector is in a pre-assembly position;

[0035] Figure 8 Fig. 8 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application, wherein the busbar of the client has been inserted into the connector and the terminal assembly of the connector is moved to a final assembly position in electrical connection with the busbar;

[0036] Figure 9 Fig. 9 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application, wherein the elastic block supporting the terminal assembly in the pre-assembly position is shown;

[0037] Figure 10 Fig. 10 shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present application, wherein the elastic block is pushed by the inserted busbar to a clearance position without interference with the terminal assembly;

[0038] Figure 11A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first clip spring that supports a terminal assembly in a pre-assembly position is shown;

[0039] Figure 12 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first clip spring that supports a terminal assembly in a pre-assembly position is shown;

[0040] Figure 13 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first clip spring that supports a terminal assembly in a pre-assembly position is shown;

[0041] Figure 14 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first clip spring that supports a terminal assembly in a pre-assembly position is shown;

[0042] Figure 15 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first clip spring that supports a terminal assembly in a pre-assembly position is shown. DETAILED DESCRIPTION

[0043] The technical solutions of the present application will be further described below in conjunction with the drawings. In the description, identical or similar reference numerals indicate identical or similar components. The following description of the embodiments of the present application with reference to the drawings is intended to explain the general inventive concept of the present application, and should not be construed as a limitation of the present application.

[0044] In addition, in the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. However, it will be apparent to one skilled in the art that one or more embodiments can be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to avoid obscuring the accompanying drawings.

[0045] According to one general inventive concept, a connector is provided. The connector includes an insulating housing having a slot that allows a busbar to be inserted in a longitudinal direction, and a terminal assembly installed in the insulating housing. The terminal assembly is held in a pre-assembly position that does not interfere with the insertion of the busbar before the busbar is inserted into the insulating housing. The terminal assembly can be moved from the pre-assembly position to a final assembly position that electrically connects with the busbar in a height direction perpendicular to the longitudinal direction after the busbar is inserted into the insulating housing.

[0046] Figure 1A perspective view of a connector according to an exemplary embodiment of the present invention is shown; Figure 2 Showing a longitudinal sectional view of a connector according to an exemplary embodiment of the present invention; Figure 3 An exploded view of a connector according to an exemplary embodiment of the present invention is shown; Figure 4 An exploded schematic diagram of the insulating shell 1 of a connector according to an exemplary embodiment of the present invention is shown. Figure 5 Another exploded schematic diagram of the insulating shell 1 of a connector according to an exemplary embodiment of the present invention is shown; Figure 6 This shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present invention, wherein the client's female connector 3 has not yet been inserted into the connector and the connector's terminal assembly 2 is held in the pre-installed position. Figure 7 This shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present invention, wherein the client's female connector 3 has been inserted into the connector and the connector's terminal assembly 2 is in a pre-installed position. Figure 8 This shows a longitudinal sectional view of a connector according to an exemplary embodiment of the present invention, wherein the client's busbar 3 has been inserted into the connector and the connector's terminal assembly 2 has been moved to a final position electrically connected to the busbar 3.

[0047] like Figures 1 to 8 As shown, in an exemplary embodiment of this utility model, a connector is disclosed. The connector includes an insulating shell 1 and a terminal assembly 2. The insulating shell 1 has a slot 101 that allows a busbar 3 to be inserted along the longitudinal direction Y. The terminal assembly 2 is installed into the insulating shell 1. Before the busbar 3 is inserted into the insulating shell 1, the terminal assembly 2 is held in a pre-installed position that does not interfere with the insertion of the busbar 3. After the busbar 3 is inserted into the insulating shell 1, the terminal assembly 2 can be moved from the pre-installed position to a final installed position that is electrically connected to the busbar 3 along the height direction Z perpendicular to the longitudinal direction Y.

[0048] like Figures 1 to 8 As shown in the illustrated embodiment, a groove 21a is formed on one of the terminal assembly 2 and the insulating shell 1, and a resilient buckle 131 is formed on the other. When the terminal assembly 2 is in the pre-installed position, the groove 21a engages with the resilient buckle 131 to hold the terminal assembly 2 in the pre-installed position.

[0049] Figure 9 A longitudinal sectional view of a connector according to an exemplary embodiment of the present invention is shown, wherein an elastic block 41 supporting the terminal assembly 2 in a pre-installed position is shown; Figure 10 Showing a longitudinal sectional view of a connector according to an exemplary embodiment of the present invention, wherein the elastic block 41 is pushed by the inserted busbar 3 to a clearance position that does not interfere with the terminal assembly 2; Figure 11A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a first snap spring 42 supporting the terminal assembly 2 in the pre-assembly position is shown; Figure 12 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein the first snap spring 42 is pushed by the inserted busbar 3 to a retreat position not interfering with the terminal assembly 2; Figure 13 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a second snap spring 43 supporting the terminal assembly 2 in the pre-assembly position is shown; Figure 14 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein the second snap spring 43 is pushed by the inserted busbar 3 to a retreat position not interfering with the terminal assembly 2; Figure 15 A longitudinal sectional view of a connector according to another exemplary embodiment of the present application is shown, wherein a third snap spring 44 supporting the terminal assembly 2 in the pre-assembly position is shown.

[0050] As shown in the illustrated embodiment, if the terminal assembly 2 is accidentally moved to the final assembly position before the customer's busbar 3 is inserted into the slot 101 of the insulating housing 1, the customer's busbar 3 cannot be inserted into the slot 101 of the insulating housing 1. In order to prevent this situation from occurring, the connector further comprises a resilient member 4 disposed in the slot 101 of the insulating housing 1 for supporting the terminal assembly 2 in the pre-assembly position to prevent the terminal assembly 2 from being accidentally moved to the final assembly position before the busbar 3 is inserted. Figures 1 to 15 As shown in the illustrated embodiment, the resilient member 4 is adapted to be moved from the supporting position supporting the terminal assembly 2 to the retreat position not interfering with the terminal assembly 2 under the pushing of the inserted busbar 3 to allow the terminal assembly 2 to be moved from the pre-assembly position to the final assembly position.

[0051] Figures 1 to 15 As shown in the illustrated embodiment, the aforementioned resilient member 4 is an elastic block 41, which is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2 after the busbar 3 is inserted into the insulating housing 1.

[0052] As shown in the illustrated embodiment, the aforementioned resilient member 4 is a first snap spring 42, which is Z-shaped or U-shaped, one end of which is fixed to the insulating housing 1 and the other end of which supports the terminal assembly 2. After the busbar 3 is inserted into the insulating housing 1, the first snap spring 42 is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2. Figure 9 Figure 10 As shown in the illustrated embodiment, the aforementioned resilient member 4 is an elastic block 41, which is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2 after the busbar 3 is inserted into the insulating housing 1.

[0053] As shown in the illustrated embodiment, the aforementioned resilient member 4 is a first snap spring 42, which is Z-shaped or U-shaped, one end of which is fixed to the insulating housing 1 and the other end of which supports the terminal assembly 2. After the busbar 3 is inserted into the insulating housing 1, the first snap spring 42 is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2. Figure 11 Figure 12 As shown in the illustrated embodiment, the aforementioned resilient member 4 is a first snap spring 42, which is Z-shaped or U-shaped, one end of which is fixed to the insulating housing 1 and the other end of which supports the terminal assembly 2. After the busbar 3 is inserted into the insulating housing 1, the first snap spring 42 is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2.

[0054] As shown in the illustrated embodiment, the aforementioned resilient member 4 is an elastic block 41, which is pushed and pressed by the busbar 3 to the retreat position not interfering with the terminal assembly 2 after the busbar 3 is inserted into the insulating housing 1. Figure 13 and​​​Figure 14 As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2.

[0055] As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2. Figure 15 As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2.

[0056] Figures 1 to 15 As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2.

[0057] As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2. Figures 1 to 15 As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2.

[0058] Figures 1 to 15 As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2.

[0059] As shown in the illustrated embodiment, the aforementioned elastic member 4 is a second clasp spring 43 adapted to be elastically deformed along the height direction Z under the pushing and pressing of the inserted busbar 3. The second clasp spring 43 is V-shaped, one end of which is fixed to the insulating shell 1, and the other end of which is slidingly supported on the inner wall of the insertion slot 101 or suspended in the insertion slot 101. The top of the second clasp spring 43 is supported on the terminal assembly 2. After the busbar 3 is inserted into the insulating shell 1, the second clasp spring 43 is pushed and pressed by the busbar 3 to a position of avoidance of interference with the terminal assembly 2. Figures 1 to 15 ​​As shown, in the illustrated embodiment, when the elastic member 4 is in the pre-assembly position and the busbar 3 is not inserted into the insulating housing 1, the elastic member 4 is supported on the lower end surface of the connecting member 22 to support the terminal assembly 2 in the pre-assembly position.

[0060] As shown, in the illustrated embodiment, when the elastic member 4 is in the pre-assembly position and the busbar 3 is not inserted into the insulating housing 1, the elastic member 4 is supported on the lower end surface of the connecting member 22 to support the terminal assembly 2 in the pre-assembly position. Figures 1 to 15 As shown, in the illustrated embodiment, after the busbar 3 is inserted into the insulating housing 1 and the terminal assembly 2 is in the pre-assembly position, the terminals 21 are not in contact with the busbar 3. When the terminal assembly 2 is moved to the final assembly position after the busbar 3 is inserted into the insulating housing 1, the terminals 21 are fastened to the busbar 3 by the connecting member 22.

[0061] Figures 1 to 15 As shown, in the illustrated embodiment, an annular groove 21a is formed on the outer peripheral surface of the terminal 21, and a plurality of elastic buckles 131 are formed in the insulating housing 1 and are spaced around the terminal 21. A protrusion 13a is formed on the elastic buckle 131, and the protrusions 13a of the plurality of elastic buckles 131 are adapted to be engaged into the groove 21a of the terminal 21 to retain the terminal assembly 2 in the pre-assembly position.

[0062] As shown, in the illustrated embodiment, the connecting member 22 is in the form of a column extending in the height direction Z and has axially opposite upper and lower ends. An external thread 22a is formed on the lower end of the connecting member 22 for threaded connection with the nut 31 on the busbar 3. An external positioning flange 22c is formed on the upper end of the connecting member 22, and the terminal 21 is adapted to be axially clamped and fixed between one end of the busbar 3 and the positioning flange 22c of the connecting member 22. Figures 1 to 15 As shown, in the illustrated embodiment, the terminal 21 has a lower end surface for electrical contact with the busbar 3 and an upper end surface for electrical contact with a connecting terminal (not shown). A threaded hole 22b is formed in the upper end of the connecting member 22 to enable fastening of the connecting terminal to the upper end surface of the terminal 21 by a bolt connected to the threaded hole 22b.

[0063] Figures 1 to 15 As shown, in the illustrated embodiment, an external tool engagement portion 22d adapted to be engaged with an operating tool (not shown) is formed on the upper end of the connecting member 22 to enable tightening or loosening of the connecting member 22 by an operating tool engaged with the tool engagement portion 22d. In the illustrated embodiment, the tool engagement portion 22d is hexagonal in shape.

[0064] As shown, in the illustrated embodiment, an external tool engagement portion 22d adapted to be engaged with an operating tool (not shown) is formed on the upper end of the connecting member 22 to enable tightening or loosening of the connecting member 22 by an operating tool engaged with the tool engagement portion 22d. In the illustrated embodiment, the tool engagement portion 22d is hexagonal in shape. Figures 1 to 15 As shown, in the illustrated embodiment, an external tool engagement portion 22d adapted to be engaged with an operating tool (not shown) is formed on the upper end of the connecting member 22 to enable tightening or loosening of the connecting member 22 by an operating tool engaged with the tool engagement portion 22d. In the illustrated embodiment, the tool engagement portion 22d is hexagonal in shape.

[0065] Figures 1 to 15 ​​​As shown, in the illustrated embodiment, the insulating shell 1 includes an outer shell 11, an inner shell 12, and an insulator 13. The outer shell 11 has a front end wall and a rear port 104 opposite each other in the longitudinal direction Y, and a bottom wall and a top mounting opening 100 opposite each other in the height direction Z. The inner shell 12 is inserted into the outer shell 11 via the rear port 104. The insulator 13 is mounted into the top mounting opening 100 of the outer shell 11. A socket 103 extending in the height direction Z is formed in the insulator 13, and a slot 101 extending in the longitudinal direction Y and a top opening 102 communicating between the socket 103 and the slot 101 are formed in the inner shell 12. A terminal assembly 2 is mounted into the socket 103 of the insulator 13 and adapted to enter the slot 101 via the top opening 102 for electrical connection with a busbar 3 inserted into the slot 101.

[0066] like Figures 1 to 15 As shown in the illustrated embodiment, an annular groove 21a is formed on the outer peripheral surface of the terminal 21, and a plurality of elastic buckles 131 are formed in the insertion hole 103 of the insulator 13, the plurality of elastic buckles 131 being spaced apart around the terminal 21. Protrusions 13a are formed on the elastic buckles 131, and the protrusions 13a of the plurality of elastic buckles 131 are adapted to be engaged into the groove 21a of the terminal 21 to hold the terminal assembly 2 in a pre-installed position.

[0067] like Figures 1 to 15 As shown in the illustrated embodiment, a plurality of snap fasteners 132 are formed at the bottom of the insulator 13, which are spaced around the insertion hole 103. The plurality of snap fasteners 132 are inserted into the top opening 102 of the inner housing 12 and engage with the edge of the top opening 102 to lock the insulator 13 to the inner housing 12.

[0068] like Figures 1 to 15 As shown in the illustrated embodiment, a plurality of positioning grooves 21a are formed on the peripheral wall of the top mounting opening 100 of the outer casing 11, and a plurality of positioning protrusions 13a are formed on the outer peripheral surface of the insulator 13. The plurality of positioning protrusions 13a are respectively engaged into the plurality of positioning grooves 21a to position the insulator 13 into the top mounting opening 100.

[0069] like Figures 1 to 15 As shown in the illustrated embodiment, a plurality of slots 101 arranged side-by-side in the transverse X direction are formed in the inner housing 12, and a plurality of sockets 103 corresponding to the plurality of slots 101 are formed in the insulator 13. The connector includes a plurality of terminal assemblies 2 respectively installed in the plurality of sockets 103, and the plurality of terminal assemblies 2 are used for electrical connection with a plurality of busbars 3 respectively inserted into the plurality of sockets 103.

[0070] like Figures 1 to 15As shown in the illustrated embodiment, a flange portion 110 for fixing to a mounting panel (not shown) is formed at the rear end of the housing 11, and a sealing ring mounting groove 111 surrounding the rear port 104 of the housing 11 is formed on the flange portion 110. The connector also includes a sealing ring (not shown) which is installed in the sealing ring mounting groove 111. The sealing ring is adapted to be pressed between the flange portion 110 of the housing 11 and the mounting panel to achieve a seal between the two.

[0071] like Figures 1 to 15 As shown, in the illustrated embodiment, the rear end of the inner housing 12 extends from the rear port 104 of the outer housing 11 and is adapted to be inserted into an opening on the mounting panel.

[0072] Those skilled in the art will understand that the embodiments described above are exemplary and can be improved upon. The structures described in the various embodiments can be freely combined without causing structural or principle conflicts, and these changes should fall within the protection scope of this utility model.

[0073] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation thereof.

[0074] While some embodiments of the general concept of this utility model have been shown and described, those skilled in the art will understand that changes may be made to these embodiments without departing from the principles and spirit of the general concept of this utility model, the scope of which is defined by the claims and their equivalents.

[0075] It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude multiple elements. Furthermore, any reference numerals in the claims should not be construed as limiting the scope of this invention.

Claims

1. A connector characterized by comprising: Comprising: an insulating housing (1) having a slot (101) allowing a busbar (3) to be inserted in a longitudinal direction (Y); and a terminal assembly (2) mounted into the insulating housing (1), the terminal assembly (2) being held in a pre-assembly position not interfering with the insertion of the busbar (3) before the busbar (3) is inserted into the insulating housing (1), the terminal assembly (2) being movable from the pre-assembly position to a final-assembly position electrically connected with the busbar (3) in a height direction (Z) perpendicular to the longitudinal direction (Y) after the busbar (3) is inserted into the insulating housing (1).

2. The connector according to claim 1, wherein: a recess (21a) is formed on one of the terminal assembly (2) and the insulating housing (1), and an elastic catch (131) is formed on the other; the recess (21a) engages with the elastic catch (131) to hold the terminal assembly (2) in the pre-assembly position when the terminal assembly (2) is in the pre-assembly position.

3. The connector of claim 1, wherein Further comprising: a resilient member (4) disposed in the slot (101) of the insulating housing (1) for supporting the terminal assembly (2) in the pre-assembly position to prevent the terminal assembly (2) from being accidentally moved to the final-assembly position before the busbar (3) is inserted.

4. The connector according to claim 3, wherein: the resilient member (4) is adapted to be moved from a supporting position supporting the terminal assembly (2) to a avoiding position not interfering with the terminal assembly (2) under the pushing of the inserted busbar (3) to allow the terminal assembly (2) to be moved from the pre-assembly position to the final-assembly position.

5. The connector according to claim 4, wherein: the resilient member (4) is an elastic block (41) which is pushed and pressed to the avoiding position by the busbar (3) after the busbar (3) is inserted into the insulating housing (1).

6. The connector according to claim 4, wherein: the resilient member (4) is a first clamping spring (42) which is Z-shaped or U-shaped, one end of which is fixed to the insulating housing (1) and the other end of which supports the terminal assembly (2); the first clamping spring (42) is pushed and pressed to the avoiding position by the busbar (3) after the busbar (3) is inserted into the insulating housing (1).

7. The connector according to claim 4, wherein: the resilient member (4) is a second clamping spring (43) which is adapted to be elastically deformed in the height direction (Z) under the pushing and pressing of the inserted busbar (3); the second clamping spring (43) is V-shaped, one end of which is fixed to the insulating housing (1) and the other end of which is slidingly supported on an inner wall of the slot (101) or suspended in the slot (101), a top of the second clamping spring (43) supporting the terminal assembly (2); the second clamping spring (43) is pushed and pressed to the avoiding position by the busbar (3) after the busbar (3) is inserted into the insulating housing (1).

8. The connector according to claim 4, wherein: the elastic member (4) is a third clamping spring (44) adapted to be elastically deformed in the transverse direction (X) under the pushing and pressing of the inserted busbar (3); the third clamping spring (44) is V-shaped, one end of which is fixed to the insulating housing (1), the other end of which is slidingly supported on the inner wall of the insertion slot (101) or suspended in the insertion slot (101), and the top of which is supported on the terminal assembly (2); and the third clamping spring (44) is pushed and pressed by the busbar (3) to the avoiding position after the busbar (3) is inserted into the insulating housing (1).

9. The connector according to any one of claims 3 to 8, wherein: the terminal assembly (2) comprises: a terminal (21) in a cylindrical shape extending in the height direction (Z); and a connecting member (22) axially passing through the terminal (21); and the connecting member (22) is adapted to be screwed with a nut (31) on the inserted busbar (3) for driving the terminal assembly (2) to move from the pre-assembly position to the final assembly position; and the elastic member (4) is supported on the lower end surface of the connecting member (22) to support the terminal assembly (2) in the pre-assembly position when the elastic member (4) is in the pre-assembly position and the busbar (3) is not inserted into the insulating housing (1).

10. The connector according to claim 9, wherein: the terminal (21) is not in contact with the busbar (3) when the busbar (3) is inserted into the insulating housing (1) and the terminal assembly (2) is in the pre-assembly position; and the terminal (21) is fastened to the busbar (3) by the connecting member (22) when the busbar (3) is inserted into the insulating housing (1) and the terminal assembly (2) is moved to the final assembly position.

11. The connector according to claim 9, wherein: an annular groove (21a) is formed on the outer peripheral surface of the terminal (21), and a plurality of elastic buckles (131) are formed in the insulating housing (1) and are spaced around the terminal (21); and a protrusion (13a) is formed on the elastic buckle (131), and the protrusions (13a) of the plurality of elastic buckles (131) are adapted to be engaged into the groove (21a) of the terminal (21) to hold the terminal assembly (2) in the pre-assembly position.

12. The connector according to claim 11, wherein: the connecting member (22) is in a columnar shape extending in the height direction (Z) and has axially opposite upper and lower ends, and an external thread (22a) is formed on the lower end of the connecting member (22) for screwing with the nut (31) on the busbar (3); and a positioning flange (22c) is formed on the outside of the upper end of the connecting member (22), and the terminal (21) is adapted to be axially clamped and fixed between one end of the busbar (3) and the positioning flange (22c) of the connecting member (22). ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 13. The connector according to claim 12, characterized in that: The terminal (21) has a lower end face for electrical contact with the busbar (3) and an upper end face for electrical contact with the connecting terminal; A threaded hole (22b) is formed in the upper end of the connector (22) so that the connecting terminal can be fastened to the upper end face of the terminal (21) by a bolt connected to the threaded hole (22b).

14. The connector according to claim 12, characterized in that: A tool engagement portion (22d) suitable for engaging with an operating tool is formed on the outer side of the upper end of the connector (22), so that the connector (22) can be tightened or loosened by an operating tool engaging with the tool engagement portion (22d).

15. The connector according to claim 9, characterized in that: The insulating shell (1) includes: The outer casing (11) has a front end wall and a rear port (104) opposite each other in the longitudinal direction (Y) and a bottom wall and a top mounting opening (100) opposite each other in the height direction (Z). The inner housing (12) is inserted into the outer housing (11) via the rear port (104); and An insulator (13) is installed into the top mounting opening (100) of the outer casing (11). An insertion hole (103) extending along the height direction (Z) is formed in the insulator (13), and a slot (101) extending along the longitudinal direction (Y) and a top opening (102) connecting the insertion hole (103) and the slot (101) are formed in the inner housing (12). The terminal assembly (2) is installed into the socket (103) of the insulator (13) and is adapted to enter the slot (101) via the top opening (102) for electrical connection with the busbar (3) inserted into the slot (101).

16. The connector according to claim 15, characterized in that: An annular groove (21a) is formed on the outer peripheral surface of the terminal (21), and a plurality of elastic buckles (131) are formed in the insertion hole (103) of the insulator (13), the plurality of elastic buckles (131) being distributed at intervals around the terminal (21); A protrusion (13a) is formed on the resilient buckle (131), and the protrusion (13a) of the plurality of resilient buckles (131) is adapted to be engaged in the groove (21a) of the terminal (21) to hold the terminal assembly (2) in the pre-installed position.

17. The connector according to claim 15, characterized in that: A plurality of snap fasteners (132) are formed at the bottom of the insulator (13) and are spaced around the socket (103). The plurality of snap fasteners (132) are inserted into the top opening (102) of the inner housing (12) and engage with the edge of the top opening (102) to lock the insulator (13) to the inner housing (12).

18. The connector according to claim 15, characterized in that: A plurality of positioning recesses (21a) are formed at intervals on a peripheral wall of a top mounting opening (100) of the outer housing (11), and a plurality of positioning protrusions (13a) are formed at intervals on an outer peripheral surface of the insulator (13), the plurality of positioning protrusions (13a) being engaged into the plurality of positioning recesses (21a), respectively, to position the insulator (13) into the top mounting opening (100).

19. The connector according to claim 15, wherein: A plurality of insertion grooves (101) are formed in the inner housing (12) arranged side by side in the lateral direction (X), and a plurality of insertion holes (103) corresponding to the plurality of insertion grooves (101), respectively, are formed in the insulator (13); The connector includes a plurality of terminal assemblies (2) mounted into the plurality of insertion holes (103), respectively, for electrically connecting to a plurality of busbars (3) inserted into the plurality of insertion holes (103), respectively.

20. The connector according to claim 15, wherein: A flange portion (110) for fixing to a mounting panel is formed at a rear end of the outer housing (11), and a seal ring mounting groove (111) surrounding a rear opening (104) of the outer housing (11) is formed on the flange portion (110); The connector further includes: a seal ring mounted into the seal ring mounting groove (111), The seal ring is adapted to be pressed between the flange portion (110) of the outer housing (11) and the mounting panel to achieve sealing therebetween.

21. The connector according to claim 20, wherein: A rear end of the inner housing (12) protrudes from the rear opening (104) of the outer housing (11) and is adapted to be inserted into an opening on the mounting panel.

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