Connector for improving protection performance by using insulating cap

Abstract

The utility model provides a connector using an insulation cap to improve protection performance, comprising a fixed outer sleeve, a conductive column, a wiring terminal, an insulation cap and a fixed mount, the fixed mount comprises a fixed lantern ring and a fixed arm, the fixed lantern ring is provided with a first positioning hole along the insertion direction, the fixed lantern ring is provided with a first buckle, and the fixed arm is provided with a second positioning hole along the insertion direction. The fixing arm comprises a transverse arm extending in the lead direction and a longitudinal arm extending in the inserting direction, the transverse arm is connected with the longitudinal arm, the fixed end of the transverse arm is connected to the outer wall of the fixing lantern ring, a second buckle is arranged at the free end of the longitudinal arm, the fixing outer sleeve is sleeved with the first positioning hole, and the first buckle is clamped with the fixing edge. The insulating cap is provided with an L-shaped through groove and is sleeved outside the wiring terminal and the fixing frame, and the longitudinal arm is clamped with the insulating cap. Through the installation of the fixing frame and the sleeving of the insulation cap outside the wiring end of the conductive column and the wiring board of the wiring terminal, the reinforced protection of the wiring position is realized, and through the clamping of the longitudinal arm and the insulation cap, the disassembly and assembly of the insulation cap sleeve are facilitated.

Description

Technical Field

[0001] The utility model relates to the field of connectors, in particular to a connector which utilizes an insulating cap to improve protection. Background Art

[0002] Connectors are commonly used components in electrical engineering. Their function is to connect circuits on different devices or different modules in a circuit, so that current or signals can flow or transmit, and the circuit can achieve the intended function. In the case of a large current such as 350A, higher requirements are placed on the protection of the connector, especially the need to improve the protection level at the wiring position of the line nose, and at the same time, the convenience of use at the protection position must also be considered. Utility Model Content

[0003] The utility model aims to provide a connector which utilizes an insulating cap to improve the protection performance.

[0004] In order to achieve the purpose of the utility model, the utility model provides a connector that uses an insulating cap to improve protection, including a fixed jacket, a conductive column and a terminal. The fixed jacket is provided with a mounting hole along the plug-in direction, the conductive column is fixedly installed in the mounting hole, the conductive column is provided with a conductive end at the outward end, and the conductive column is provided with a terminal at the inward end. The terminal includes a wiring board and a wire clamping sleeve that are connected to each other, the wiring board is fixedly connected to the terminal, the wire clamping sleeve extends along the lead direction, and the lead direction is perpendicular to the plug-in direction; the fixed jacket is provided with a fixed edge on the outer wall on the side close to the terminal; the connector also includes an insulating cap and a fixing frame, the fixing frame includes a fixing ring and a fixing arm, the fixing ring is provided with a first positioning hole along the plug-in direction, the fixing ring is provided with a first buckle, the fixing arm includes a horizontal arm extending along the lead direction and a longitudinal arm extending along the plug-in direction, the horizontal arm and the longitudinal arm extending along the lead direction The arm is connected, the fixed end of the horizontal arm is connected to the outer wall of the fixed sleeve ring, the free end of the longitudinal arm is provided with a second buckle, the first positioning hole is sleeved outside the fixed sleeve, and the first buckle is engaged with the fixed edge; the insulating cap is provided with an L-shaped through groove, the L-shaped through groove is provided with an insertion opening at the first end in the insertion direction, the L-shaped through groove is provided with a first end sealing wall at the second end in the insertion direction, the L-shaped through groove is provided with a lead opening at the first end in the lead direction, and the L-shaped through groove is provided with a second end sealing wall at the second end in the lead direction, the first end sealing wall is connected to the second end sealing wall, side sealing walls are provided on both sides of the first end sealing wall and the second end sealing wall, each side sealing wall is connected to the first end sealing wall and the second end sealing wall, and the first end sealing wall is provided with a bayonet; the wiring terminal and the wiring board are located inside the L-shaped through groove, the lead opening is sleeved outside the wire clamping sleeve and the longitudinal arm, the second buckle is engaged with the bayonet, and the insertion opening is sleeved outside the second buckle and the fixed edge.

[0005] A further solution is that a card slot is provided on the outer wall of the fixed sleeve, and the card slot is located on the side of the fixed edge facing inward based on the plug-in direction; the connector also includes a fixed ring, and a second positioning hole is provided through the fixed ring along the plug-in direction, and a limiting protrusion and a third buckle are provided on the inner wall of the second positioning hole, the third buckle is located at the end facing outward in the plug-in direction, and the limiting protrusion is located at the end facing inward in the plug-in direction; the conductive column passes through the second positioning hole, the fixed ring is sleeved on the outside of the fixed sleeve, the third buckle is engaged with the card slot, and the limiting protrusion is matched with the limiting step on the outer wall of the conductive column.

[0006] A further solution is that the fixing ring is provided with a limiting groove along the insertion direction, and the outer wall of the fixing sleeve is provided with a limiting strip along the insertion direction, and the limiting strip is clearance-matched with the limiting groove.

[0007] A further solution is that the first positioning holes are arranged to penetrate along the insertion direction, and the connecting screws pass through the first positioning holes, and the wiring board is fixedly connected to the wiring terminal.

[0008] A further solution is that the connector also includes a connecting shell and an assembly snap ring, the connecting shell is provided with an assembly hole along the insertion direction, the fixed sleeve is installed in the assembly hole, and the assembly snap ring is fixedly sleeved on the outer wall of the fixed sleeve and fixedly connected to the inner wall of the assembly hole.

[0009] A further solution is that the fixing frame includes two fixing arms, the fixing ends of the cross arms of the two fixing arms are respectively connected to the radial sides of the fixing ring, the first end sealing wall is provided with two bayonet holes, the second buckle on one side is engaged with the bayonet hole on one side, and the wire clamping sleeve is located between the two longitudinal arms.

[0010] The beneficial effect of the utility model is that the first positioning hole is sleeved on the outside of the fixed sleeve, and the second clip is engaged with the fixed edge to achieve the installation of the fixed frame, and then the insulating cap is sleeved on the outside of the wiring terminal of the conductive column and the wiring board of the wiring terminal, thereby achieving enhanced protection at the wiring position to improve the protection, and the engagement of the second clip with the bayonet makes it convenient to disassemble and assemble the insulating cap sleeve, and the through arrangement of the first positioning hole makes it convenient to install and connect the wiring board with connecting screws, and further, the use of the fixing ring and the connecting shell can enhance the position stability of the fixed sleeve and the conductive column, and the position stability of the insulating cap can be improved by the fixing arms on both sides. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is an assembly schematic diagram of an embodiment of the connector of the utility model.

[0012] Figure 2 It is a structural diagram of the connector embodiment of the utility model after the insulating cap is omitted.

[0013] Figure 3 It is an exploded view of an embodiment of the connector of the utility model.

[0014] Figure 4 It is an exploded view of the connector embodiment of the utility model from another perspective.

[0015] Figure 5 It is a cross-sectional view of an embodiment of the connector of the utility model.

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments. DETAILED DESCRIPTION

[0017] Reference Figures 1 to 5 The connector 2 includes a fixed sleeve 21, a conductive column 22, a fixed ring 23, a terminal 241, an insulating cap 26, a fixing frame 25, a connecting shell 271 and an assembly clamp 272. The fixed sleeve 21 is arranged in a columnar shape and is provided with a mounting hole 211 along the insertion direction Z. The conductive column 22 is fixedly installed in the mounting hole 211. The conductive column 22 is provided with a conductive end 221 at the outward end, and the conductive column 22 is provided with a terminal 222 at the inward end. The outward end is a side close to the other connector 1, and the inward end is a side away from the other connector 1. The terminal 241 includes a terminal block 242 and a wire clamping sleeve 243 connected to each other. The terminal block 242 is fixedly connected to the terminal 222. The wire clamping sleeve 243 extends along the lead direction X, and the lead direction X is perpendicular to the insertion direction Z. The terminal 241 can be replaced with different types of wire noses.

[0018] The fixing frame 25 includes a fixing ring 250 and two fixing arms 253. The fixing ring 250 is provided with a first positioning hole 251 along the insertion direction Z. The fixing ring 250 is provided with a first buckle 252. The fixing arm 253 includes a transverse arm 254 extending along the lead direction X and a longitudinal arm 255 extending along the insertion direction Z. The transverse arm 254 is connected to the longitudinal arm 255. The fixed end of the transverse arm 254 is connected to the outer wall of the fixing ring 250. The free end of the longitudinal arm 255 is provided with a second buckle 256. The fixed ends of the transverse arms 254 of the two fixing arms 253 are respectively connected to the radial sides of the fixing ring 250.

[0019] The insulating cap 26 is provided with an L-shaped through groove 260, and the L-shaped through groove 260 is provided with an insertion opening 265 at the first end of the insertion direction Z, and the L-shaped through groove 260 is provided with a first end sealing wall 261 at the second end of the insertion direction Z, and the L-shaped through groove 260 is provided with a lead opening 264 at the first end of the lead direction X, and the L-shaped through groove 260 is provided with a second end sealing wall 262 at the second end of the lead direction X, the first end sealing wall 261 is connected to the second end sealing wall 262, and side sealing walls 263 are provided on both sides of the first end sealing wall 261 and the second end sealing wall 262, and each side sealing wall 263 is connected to the first end sealing wall 261 and the second end sealing wall 262, and the first end sealing wall 261 is provided with two bayonet holes 266, and the two bayonet holes 266 are located on both sides of the radial direction.

[0020] A second positioning hole 230 is provided through the fixing ring 23 along the insertion direction Z, and a limiting protrusion 231 and a third buckle 232 are provided on the inner wall of the second positioning hole 230. The third buckle 232 is located at the end facing outward in the insertion direction Z, and the limiting protrusion 231 is located at the end facing inward in the insertion direction Z. A limiting groove 233 is provided on the fixing ring 23 along the insertion direction Z.

[0021] A fixed edge 212 is provided on the outer wall of the fixed sleeve 21 on the side close to the terminal 222, and a slot 213 is provided on the outer wall of the fixed sleeve 21. The slot 213 is located on the side of the fixed edge 212 facing inward based on the insertion direction Z. A limit strip 214 is provided on the outer wall of the fixed sleeve 21 along the insertion direction Z, and the limit strip 214 is located on the side of the fixed edge 212 facing inward based on the insertion direction Z.

[0022] The conductive column 22 passes through the second positioning hole 230, the fixing ring 23 is sleeved outside the fixing sleeve 21, the third buckle 232 is engaged with the slot 213, the limiting convex edge 231 is limitedly matched with the limiting step 223 of the outer wall of the conductive column 22, and the limiting strip 214 is gap-matched with the limiting slot 233. The first positioning hole 251 is sleeved outside the fixing sleeve 21, and the first positioning hole 251 is sleeved outside the fixing ring 23, and the first buckle 252 is engaged with the fixing edge 212.

[0023] The first positioning hole 251 is arranged through along the insertion direction Z, the connecting screw 244 passes through the first positioning hole 251, the terminal block 242 is fixedly connected with the terminal 222, the insulating cap 26 is sleeved on the outside of the fixing ring 23, the terminal 241 and the fixing frame 25, the terminal 222, the connecting screw 244 and the terminal block 242 are located inside the L-shaped through groove 260, the lead opening 264 is sleeved on the outside of the wire clamping sleeve 243 and the longitudinal arm 255, the first end sealing wall 261 is provided with two bayonet holes 266, the second buckle 256 on one side is engaged with the bayonet hole 266 on one side, the longitudinal arm 255 and the bayonet hole 266 are both close to the lead opening 264, the wire clamping sleeve 243 is located between the two longitudinal arms 255, and the insertion opening 265 is sleeved on the outside of the second buckle 256 and the fixed edge 212.

[0024] The connection shell 271 is provided with an assembly hole along the insertion direction Z, the fixed sleeve 21 is installed in the assembly hole, and the assembly clamp 272 is fixedly sleeved on the outer wall of the fixed sleeve 21 and fixedly connected to the inner wall of the assembly hole. The inner side of the connection shell 271 is used to connect with a fixed object, a fixed plate or a fixed housing, and the outer side of the connection shell 271 is used to connect with another connector 1. The connector 1 is provided with a connection terminal, which is used to connect with the conductive end 221.

[0025] As can be seen from the above, the first positioning hole is sleeved on the outside of the fixed sleeve, and the second clip is engaged with the fixed edge to achieve the installation of the fixed frame, and then the insulating cap is sleeved on the outside of the wiring terminal of the conductive column and the wiring board of the wiring terminal, thereby achieving enhanced protection at the wiring position to improve the protection, and the engagement of the second clip with the bayonet facilitates the disassembly and assembly of the insulating cap sleeve, and the through arrangement of the first positioning hole facilitates the installation and connection of the wiring board using connecting screws, and further, the use of the fixing ring and the connecting shell can enhance the position stability of the fixed sleeve and the conductive column, and the position stability of the insulating cap can be improved by the fixing arms on both sides.

Claims

1. A connector that uses an insulating cap to improve protection, comprising a fixed outer sleeve, a conductive column and a terminal, wherein the fixed outer sleeve is provided with a mounting hole through it along the insertion direction, the conductive column is fixedly installed in the mounting hole, the conductive column is provided with a conductive end at one end facing outward, the conductive column is provided with a terminal at one end facing inward, the terminal comprises a terminal block and a wire clamping sleeve connected to each other, the terminal block is fixedly connected to the terminal, the wire clamping sleeve extends along the lead direction, and the lead direction is perpendicular to the insertion direction; Features: The outer wall of the fixed outer sleeve on a side close to the wiring terminal is provided with a fixed edge; The connector further comprises an insulating cap and a fixing frame, the fixing frame comprises a fixing collar and a fixing arm, the fixing collar is provided with a first positioning hole along the insertion direction, the fixing collar is provided with a first buckle, the fixing arm comprises a transverse arm extending along the lead direction and a longitudinal arm extending along the insertion direction, the transverse arm is connected to the longitudinal arm, the fixing end of the transverse arm is connected to the outer wall of the fixing collar, the free end of the longitudinal arm is provided with a second buckle, the first positioning hole is sleeved outside the fixing sleeve, and the first buckle is engaged with the fixing edge; The insulating cap is provided with an L-shaped through groove, the L-shaped through groove is provided with an insertion opening at the first end in the insertion direction, the L-shaped through groove is provided with a first end sealing wall at the second end in the insertion direction, the L-shaped through groove is provided with a lead opening at the first end in the lead direction, the L-shaped through groove is provided with a second end sealing wall at the second end in the lead direction, the first end sealing wall is connected to the second end sealing wall, side sealing walls are provided on both sides of the first end sealing wall and the second end sealing wall, each side of the side sealing wall is connected to the first end sealing wall and the second end sealing wall, and the first end sealing wall is provided with a bayonet; The wiring terminal and the wiring board are located inside the L-shaped through groove, the lead opening is sleeved outside the wire clamping sleeve and the longitudinal arm, the second buckle is engaged with the bayonet, and the plug-in opening is sleeved outside the second buckle and the fixed edge.

2. The connector according to claim 1, characterized in that: The outer wall of the fixed sleeve is provided with a slot, and the slot is located on a side of the fixed edge facing inward based on the insertion direction; The connector further comprises a fixing ring, wherein the fixing ring is provided with a second positioning hole along the insertion direction, wherein the inner wall of the second positioning hole is provided with a limiting convex edge and a third buckle, wherein the third buckle is located at an end facing outward in the insertion direction, and the limiting convex edge is located at an end facing inward in the insertion direction; The conductive column passes through the second positioning hole, the fixing ring is sleeved outside the fixing sleeve, the third buckle is engaged with the slot, and the limiting protrusion is limitedly matched with the limiting step of the outer wall of the conductive column.

3. The connector according to claim 2, characterized in that: The fixing ring is provided with a limiting groove along the insertion direction, and the outer wall of the fixing sleeve is provided with a limiting strip along the insertion direction, and the limiting strip is clearance-matched with the limiting groove.

4. The connector according to claim 1, characterized in that: The first positioning hole is arranged to penetrate along the insertion direction, and the connecting screw passes through the first positioning hole, and the wiring board is fixedly connected to the wiring terminal.

5. The connector according to claim 1, characterized in that: The connector also includes a connecting shell and an assembly snap ring. The connecting shell is provided with an assembly hole along the insertion direction. The fixed sleeve is installed in the assembly hole. The assembly snap ring is fixedly sleeved on the outer wall of the fixed sleeve and fixedly connected to the inner wall of the assembly hole.

6. The connector according to any one of claims 1 to 5, characterized in that: The fixing frame includes two fixing arms, the fixing ends of the cross arms of the two fixing arms are respectively connected to the radial sides of the fixing ring, the first end sealing wall is provided with two bayonet holes, the second buckle on one side is engaged with the bayonet hole on one side, and the wire clamping sleeve is located between the two longitudinal arms.

7. The connector according to claim 6, characterized in that: The longitudinal arm and the bayonet are both close to the lead opening.

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