CN217009756U - Economical quick-connection large-current energy storage connector - Google Patents
Economical quick-connection large-current energy storage connector Download PDFInfo
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- CN217009756U CN217009756U CN202220718167.1U CN202220718167U CN217009756U CN 217009756 U CN217009756 U CN 217009756U CN 202220718167 U CN202220718167 U CN 202220718167U CN 217009756 U CN217009756 U CN 217009756U
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Abstract
The utility model provides an economical quick-connection large-current energy storage connector which comprises a socket shell, a nut matched with the socket shell and a cable connecting assembly arranged inside the socket shell; a connecting cavity is formed in the socket shell, a connecting boss is arranged in the connecting cavity, a nut groove is formed in the connecting boss, a screw hole is formed in the shell wall of the socket shell and communicated with the connecting cavity, and the screw hole corresponds to the nut groove; the cable connecting assembly comprises a first end cable, a first connecting terminal, a second end cable, a second connecting terminal, a nut and a screw, wherein the nut is embedded into a nut groove, the cables at the two ends are respectively connected with cable connecting parts of the two connecting terminals, and the screw connecting parts of the two connecting terminals are overlapped on the nut and locked through the screw. The economical quick-connection large-current energy storage connector is small in overall size, low in manufacturing cost, high in assembling and connecting efficiency, strong in connecting firmness and capable of meeting the using requirements of economy, rapidness and safety.
Description
Technical Field
The utility model relates to the field of new energy storage connectors, in particular to an economical quick-connection large-current energy storage connector.
Background
The large-current energy storage system is used for storing electricity generated by the photovoltaic power generation system into the energy storage system, and further applied to civil or commercial new energy power supply systems, such as urban rail transit, new energy automobile charging stations, large-scale electric equipment, automation control systems and the like. After an energy storage link is introduced into the power production system, demand side management, peak clipping, valley leveling and load smoothing can be effectively carried out, power equipment can be effectively utilized, power supply cost is reduced, application of renewable energy can be promoted, and the method is a means for improving operation stability and adjusting frequency of the power system. Therefore, the development of the energy storage connector has important significance on an energy storage connecting system.
The general plug-in type connector of present energy storage connector, including plug and socket, the two is connected through structures such as buckle, and there is the disconnection risk in socket and plug in the use, causes the cable to drop, to the energy storage connected system that needs to realize that super large current passes through, and the security and the reliability of electricity connection are one of the factors that need the key consideration, and traditional plug-in type connector can not be suitable for energy storage system's application demand completely.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an economical quick-connection large-current energy storage connector which can greatly improve the safety and reliability of the electrical connection of an energy storage system on the premise of considering both the cost and the installation efficiency of the connector.
In order to realize the purpose, the utility model adopts the following technical scheme:
an economical quick-connection large-current energy storage connector comprises a socket shell, a nut matched with the socket shell and a cable connection assembly arranged inside the socket shell; the socket shell is provided with a first end and a second end, a connecting cavity is arranged inside the socket shell, a connecting boss is arranged in the connecting cavity, a nut groove is formed in the connecting boss, a screw hole is formed in the shell wall of the socket shell, the screw hole is communicated with the connecting cavity, and the screw hole corresponds to the nut groove in position;
the cable connecting assembly comprises a first end cable, a first connecting terminal, a second end cable, a second connecting terminal, a nut and a screw, wherein the nut is embedded in the nut groove, the first connecting terminal and the second connecting terminal are respectively provided with a cable connecting part and a screw connecting part, and the screw connecting parts of the first connecting terminal and the second connecting terminal are respectively provided with a screw connecting hole; the screw connecting parts of the first connecting terminal and the second connecting terminal are arranged on the connecting boss, and the screw connecting holes correspond to the positions of the nuts and the screw holes; the cable connecting part of the first connecting terminal corresponds to the first end of the socket shell and is connected with a first end cable; the cable connecting part of the second connecting terminal corresponds to the second end of the socket shell and is connected with a second-end cable; and the screw penetrates through the screw hole, the screw connecting hole of the second connecting terminal and the screw connecting hole of the first connecting terminal and then is in threaded fit connection with the nut.
Preferably, the first connection terminal and the second connection terminal are OT connection terminals.
Preferably, the both sides of the screw connection portion of first connection terminal are equipped with spacing breach, connect intracavity wall both sides and be equipped with corresponding spacing hook, every spacing hook orientation the slope of second end of socket shell sets up, and the spacing hook of both sides corresponds the card respectively and goes into in the spacing breach of first connection terminal both sides.
Preferably, the side of connecting the boss is equipped with spacing inclined plane, the junction of the screw connecting portion of first connecting terminal and second connecting terminal and cable connecting portion is established to the inclined plane of being connected to the matching with spacing inclined plane, when the connector equipment, the inclined plane of being connected and spacing inclined plane butt.
Preferably, the outer wall of the first end of the socket shell is provided with an installation panel with a square outer edge, and a sealing gasket is arranged between the installation panel and the energy storage device.
Preferably, the outer wall of the first end of the socket shell is provided with a fool-proof bump, and the fool-proof bump and the screw hole are respectively located on two sides of the mounting panel.
Preferably, the energy storage connector further comprises a plug, an inner claw and a sealing ring, the plug is arranged at the second end of the socket shell, and the inner claw is sleeved on the plug; a circle of annular sealing groove is formed in the outer wall of the socket shell and is located between the mounting panel and the screw hole; the sealing washer inlay in the ring seal groove, the nut cover is located the inner claw and between the installation panel and the second end the socket shell's outside, the outside sealed face of sealing washer with the inner wall of nut closely laminates.
Preferably, the nut comprises a first nut part and a second nut part which are integrally formed, wherein the outer wall of the first nut part is in a hexagonal cylinder shape, and the outer wall of the second nut part is in a cylindrical shape.
Preferably, the nut groove is a square or polygonal groove, and the nut is a square or polygonal nut which is correspondingly matched with the nut groove.
Compared with the prior art, the utility model has the beneficial effects that: in the energy storage connector, the nut is embedded into the nut groove, the cables at two ends are respectively connected with the cable connecting parts of the two connecting terminals, and the screw connecting parts of the two connecting terminals are overlapped on the nut and locked through the screws, so that the energy storage connector is small in overall size, low in manufacturing cost, high in assembling and connecting efficiency, strong in connecting firmness and capable of meeting the use requirements of economy, rapidness and safety.
Drawings
Fig. 1 is an exploded view of an economical quick-connect high-current energy-storage connector according to embodiment 1 of the present invention;
FIG. 2 is a perspective view of the economical quick-connect high-current energy-storage connector shown in FIG. 1;
fig. 3 is a schematic perspective view of the economic quick-connect high-current energy-storage connector shown in fig. 1 after the nut is disassembled;
FIG. 4 is a schematic diagram of a front view of the economical quick-connect high-current energy-storage connector of FIG. 2;
FIG. 5 is a schematic cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is an enlarged view of the structure at C in FIG. 5;
FIG. 7 is a schematic top view of the economical quick connect high current energy storage connector of FIG. 2;
FIG. 8 is a schematic cross-sectional view taken along line B-B of FIG. 7;
fig. 9 is an enlarged view of the structure at D in fig. 8.
In the figure, 100-energy storage connector, 10-socket shell, 11-first end, 12-second end, 13-connecting cavity, 131-limit hook, 14-connecting boss, 141-limit inclined plane, 15-nut groove, 16-screw hole, 17-mounting panel, 171-first mounting hole, 18-annular sealing groove, 19-fool-proof bump; 20-cable connection component, 21-first end cable, 22-first connection terminal, 221, 241-cable connection component, 222, 242-screw connection component, 223, 243-limiting notch, 224-connection inclined plane, 23-second end cable, 24-second connection terminal, 25-nut, 26-screw; 30-sealing gasket, 31-second mounting hole; 40-plug; 50-inner jaw; 60-sealing ring; 70-nut, 71-first nut portion, 72-second nut portion; x-first direction, Y-second direction, Z-third direction.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1 to fig. 9, an energy storage connector 100 of the present invention includes a socket housing 10, a nut 70 engaged with the socket housing 10, and a cable connecting assembly 20 disposed inside the socket housing 10; the main body of the socket housing 10 is cylindrical, and the socket housing 10 has a first end 11 and a second end 12 opposite to each other in a first direction X, where the first direction X is a central axis direction of the socket housing 10. A connecting cavity 13 is arranged in the socket shell 10, a connecting boss 14 is arranged in the connecting cavity 13, a nut groove 15 is arranged on the connecting boss 14, the depth direction of the nut groove 15 is parallel to a second direction Y, and the second direction Y is perpendicular to the first direction X; a screw hole 16 is provided in the wall of the socket housing 10, the screw hole 16 communicates with the connection chamber 13, and the screw hole 16 corresponds to the nut groove 15 in position in the second direction Y.
The cable connection assembly 20 includes a first end cable 21, a first connection terminal 22, a second end cable 23, a second connection terminal 24, a nut 25 and a screw 26, the nut 25 is embedded in the nut groove 15, the first connection terminal 22 and the second connection terminal 24 are respectively provided with cable connection portions 221 and 241 and screw connection portions 222 and 242, and the screw connection portions of the first connection terminal 22 and the second connection terminal 24 are respectively provided with a screw connection hole; the screw connection portion 222 of the first connection terminal 22 is placed on the nut 25, the cable connection portion 221 of the first connection terminal 22 corresponds to the first end 11 of the receptacle housing 10, and the first-end cable 21 is connected to the cable connection portion 221 of the first connection terminal 22; the screw connection part 242 of the second connection terminal 24 is placed on the screw connection part 222 of the first connection terminal 22, the cable connection part 221 of the second connection terminal 24 corresponds to the second end 12 of the socket housing 10, and the second-end cable 23 is connected to the cable connection part 241 of the second connection terminal 24; the screw connection holes of the screw connection portions of the first connection terminal 22 and the second connection terminal 24 correspond to the internal thread hole of the nut 25 in the second direction Y, and the screw 26 is screwed to the nut 25 after passing through the screw hole 16, the screw connection hole of the second connection terminal 24, and the screw connection hole of the first connection terminal 22. Adopt nut 25 and screw 26 to carry out interlocking to two connecting terminal and be connected, connect the firmness strong, the security and the reliability of connecting are guaranteed, and work efficiency is high.
In practical applications, the first connection terminal 22 and the second connection terminal 24 can be copper OT terminals (the head is a circle, the tail is a cylinder, and the appearance of the terminal is an OT shape, so the terminal is referred to as OT terminal in the industry), and the conductivity is high. Alternatively, the cable connection portion 221 of the first end cable 21 and the first connection terminal 22, and the cable connection portion 241 of the second end cable 23 and the second connection terminal 24 may be connected by crimping or the like.
Referring to fig. 1, 5 and 6, the first connection terminal 22 has two sides of the screw connection portion 222 provided with a limiting notch 223, the connection cavity 13 has two sides of an inner wall along a third direction Z provided with a limiting hook 131, the third direction Z is perpendicular to the first direction X and the second direction Y, each limiting hook 131 is inclined toward the second end 12 of the socket housing 10, and the limiting hooks 131 at two sides are correspondingly inserted into the limiting notches 223 at two sides of the first connection terminal 22. The two sides of the screw connection part 242 of the second connection terminal 24 can also be provided with a limiting notch 243, so that the second connection terminal 24 and the first connection terminal 22 are ensured to be identical in model, and mass production is facilitated. In the assembling process, stretch into first connection terminal 22 from socket shell 10's first end 11 and connect in the chamber 13, the spacing hook 131 of both sides plays spacing and anticreep effect to first connection terminal 22, after first connection terminal 22 stretched into to target in place, the spacing hook 131 of both sides is blocked respectively in the spacing breach 223 of first connection terminal 22 both sides, carry on spacingly to first connection terminal 22, and simultaneously, because spacing hook 131 is the barb form structure of slope orientation socket shell 10 second end 12, play the effect that prevents first connection terminal 22 and drop, can strengthen the firm in connection degree of energy storage connector 100, reduce the risk of deviating from in the use.
Further, referring to fig. 8 and 9, a limiting inclined surface 141 is disposed on a side of the connection boss 14 close to the first end 11 of the socket housing 10, a connection inclined surface 224 is disposed on a bottom side of a connection portion between the screw connection portion 222 of the first connection terminal 22 and the cable connection portion 221, and an included angle between the limiting inclined surface 141 and a top surface of the connection boss 14 is equal to an included angle between the connection inclined surface 224 and a bottom surface of the screw connection portion 222. In the assembling process, the first connection terminal 22 extends into the connection cavity 13 from the first end 11 of the socket housing 10, the limiting inclined surface 141 plays a role in positioning the first connection terminal 22, when the connection inclined surface 224 abuts against the limiting inclined surface 141, the first connection terminal 22 is inserted into the connection cavity, and a screw connection hole in the screw connection portion 222 of the first connection terminal 22 corresponds to an internal thread hole of the nut 25, so that the assembling accuracy of the energy storage connector 100 is ensured. Similarly, a similar mating limit ramp design is used between the second connection terminal 24 and the connection boss 14.
In an embodiment, the outer wall of the first end 11 of the socket housing 10 is provided with a mounting panel 17 having a square outer edge and fixedly connected to the energy storage device, and the mounting panel 17 is perpendicular to the first direction X. Further, the economical quick-connection large-current energy storage connector 100 further includes a sealing gasket 30, an outer edge of the sealing gasket 30 is square and is matched with the structure of the installation panel 17, and the sealing gasket 30 is sleeved on the first end 11 of the socket housing 10 and is attached to the installation panel 17. The mounting panel 17 is provided with a plurality of first mounting holes 171, the gasket 30 is provided with a plurality of second mounting holes 31, and the second mounting holes 31 correspond to the first mounting holes 171 one by one. The effect of mounting panel 17 is convenient for with the power equipment fixed connection in energy storage connector 100 and the energy storage system, and sealed the leakproofness of being connected that 30 can strengthen energy storage connector 100 and power equipment promotes waterproof, dustproof effect to improve safety in utilization, increase of service life.
Optionally, referring to fig. 1 or fig. 2, the outer wall of the first end 11 of the socket housing 10 is provided with a fool-proof protrusion 19, the fool-proof protrusion 19 is connected to the mounting panel 17, and the fool-proof protrusion 19 and the screw hole 16 are respectively located at two sides of the mounting panel 17. Prevent slow-witted lug 19 can instruct screw hole 16's position in energy storage connector 100, avoids the installation dislocation, promotes the packaging efficiency, when being connected energy storage connector 100 with power equipment, can also play and prevent slow-witted effect, guarantees to connect accurately.
Referring to fig. 1 to 5, the economical quick-connect high-current energy-storage connector 100 further includes a plug 40, an inner claw 50, and a sealing ring 60, wherein the plug 40 is disposed at the second end 12 of the socket housing 10, and the inner claw 50 is sleeved on the plug 40; a ring of annular sealing groove 18 is formed in the outer wall of the socket shell 10, and the annular sealing groove 18 is located between the mounting panel 17 and the screw hole 16; the sealing ring 60 is embedded in the annular sealing groove 18, the nut 70 is sleeved on the outer portion of the socket housing 10 between the inner claw 50 and the mounting panel 17 and the second end 12, and an outer sealing surface of the sealing ring 60 is tightly attached to an inner wall of the nut 70.
Preferably, the outer wall of the cross section of the sealing ring 60 is two semi-circles, and two circles of the outer wall of the sealing ring and the inner wall of the nut 70 are tightly attached to each other, so that the connection sealing performance of the nut 70 and the socket housing 10 is enhanced, and the waterproof and dustproof effects are improved.
In one embodiment, the nut 70 includes a first nut portion 71 and a second nut portion 72 that are integrally formed, the first nut portion 71 and the second nut portion 72 are coaxially connected, the first nut portion 71 faces the mounting panel 17, an outer wall of the first nut portion 71 is a hexagonal cylinder, and an outer wall of the second nut portion 72 is a cylindrical cylinder. The hexagonal cylindrical outer wall of the first nut portion 71 can facilitate the application of force to tighten the nut 70 onto the socket housing 10.
In one embodiment, the nut groove 15 is a square groove and the nut 25 is a square nut, the structure of the nut groove 15 matching the structure of the nut 25. When the nut 25 is inserted into the nut groove 15, the nut 25 cannot be rotated, thereby securing the tightening interlocking action of the screw 26 and the nut 25. Similarly, the nut groove 15 may have another polygonal structure, and the nut 25 may also have a matching polygonal shape, so as to prevent the nut from rotating during installation.
In application, the first end cable 21 is connected to the cable connection part 221 of the first connection terminal 22, and the second end cable 23 is connected to the cable connection part 241 of the second connection terminal 24; the first connection terminal 22 extends into the connection cavity 13 from the first end 11 of the socket housing 10, and the limiting inclined plane 141 of the connection boss 14 and the limiting hooks 131 on both sides play roles of positioning and anti-falling, so that the screw connection part 222 of the first connection terminal 22 is aligned with the nut 25; the second connection terminal 24 extends into the connection cavity 13 from the second end 12 of the socket housing 10, the screw connection portion 242 of the second connection terminal 24 is stacked on the screw connection portion 221 of the first connection terminal 22, and then the screw 26 is in threaded fit connection with the nut 25 after sequentially passing through the screw hole 16, the screw connection hole of the second connection terminal 24 and the screw connection hole of the first connection terminal 22; finally, the plug 40 is attached to the second end 12 of the receptacle housing 10, the inner jaw 50 is fitted over the outer portion of the plug 40, and the nut 70 is fitted over the inner jaw 50 and the outer portion of the receptacle housing 10 between the mounting panel 17 and the second end 12.
In summary, the utility model provides an economical quick-connection large-current energy storage connector, wherein a nut is embedded in a nut groove, cables at two ends are respectively connected with cable connecting parts of two connecting terminals, and screw connecting parts of the two connecting terminals are overlapped on the nut and locked by screws, so that the economical quick-connection large-current energy storage connector is small in overall size, low in manufacturing cost, high in assembly and connection efficiency, strong in connection firmness, and capable of meeting use requirements of economy, quickness and safety.
The present invention has been described in relation to the above embodiments, which are only examples of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the utility model. Rather, it is intended that the utility model be covered by the appended claims without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides an economic type connects heavy current energy storage connector soon which characterized in that: the energy storage connector comprises a socket shell, a nut matched with the socket shell and a cable connecting assembly arranged in the socket shell; the socket shell is provided with a first end and a second end, a connecting cavity is arranged inside the socket shell, a connecting boss is arranged in the connecting cavity, a nut groove is formed in the connecting boss, a screw hole is formed in the shell wall of the socket shell, the screw hole is communicated with the connecting cavity, and the screw hole corresponds to the nut groove in position;
the cable connecting assembly comprises a first end cable, a first connecting terminal, a second end cable, a second connecting terminal, a nut and a screw, wherein the nut is embedded in the nut groove, the first connecting terminal and the second connecting terminal are respectively provided with a cable connecting part and a screw connecting part, and the screw connecting parts of the first connecting terminal and the second connecting terminal are respectively provided with a screw connecting hole; the screw connecting parts of the first connecting terminal and the second connecting terminal are arranged on the connecting boss, and the screw connecting holes correspond to the positions of the nuts and the screw holes; the cable connecting part of the first connecting terminal corresponds to the first end of the socket shell and is connected with a first end cable; the cable connecting part of the second connecting terminal corresponds to the second end of the socket shell and is connected with a second-end cable; and the screw penetrates through the screw hole, the screw connecting hole of the second connecting terminal and the screw connecting hole of the first connecting terminal and then is in threaded fit connection with the nut.
2. An economical quick-connect high-current energy storage connector as recited in claim 1, wherein: the first connecting terminal and the second connecting terminal are OT connecting terminals.
3. An economical quick-connect high-current energy storage connector as claimed in claim 1 or 2, wherein: the both sides of the screwed connection portion of first connection terminal are equipped with spacing breach, it is equipped with corresponding spacing hook to connect intracavity wall both sides, every spacing hook orientation the slope of second end of socket shell sets up, and the spacing hook of both sides corresponds the card respectively and goes into in the spacing breach of first connection terminal both sides.
4. An economical quick-connect high-current energy storage connector as claimed in claim 1 or 2, wherein: the side of connecting the boss is equipped with spacing inclined plane, the junction of the screw connecting portion of first connecting terminal and second connecting terminal and cable connecting portion is established to the inclined plane of being connected to the matching with spacing inclined plane, during the connector equipment, inclined plane of being connected and spacing inclined plane butt.
5. An economical quick-connect high-current energy storage connector as claimed in claim 1 or 2, wherein: the outer wall of the first end of the socket shell is provided with an installation panel with a square outer edge, and a sealing gasket is arranged between the installation panel and the energy storage device.
6. An economical quick-connect high-current energy storage connector as claimed in claim 5, wherein: the outer wall of the first end of the socket shell is provided with a fool-proof lug, and the fool-proof lug and the screw hole are respectively positioned on two sides of the mounting panel.
7. An economical quick-connect high-current energy storage connector as claimed in claim 5, wherein: the energy storage connector further comprises a plug, an inner claw and a sealing ring, the plug is arranged at the second end of the socket shell, and the inner claw is sleeved on the plug; a circle of annular sealing groove is formed in the outer wall of the socket shell and is located between the mounting panel and the screw hole; the sealing washer inlay in the ring seal groove, the nut cover is located the inner claw and the installation panel with between the second end socket shell's outside, the outside sealed face of sealing washer with the inner wall of nut closely laminates.
8. An economical quick-connect high-current energy storage connector as claimed in claim 1 or 2, wherein: the nut comprises a first nut part and a second nut part which are integrally formed, wherein the outer wall of the first nut part is in a hexagonal column shape, and the outer wall of the second nut part is in a cylindrical shape.
9. An economical quick-connect high-current energy storage connector as claimed in claim 1 or 2, wherein: the nut groove is a square or polygonal groove, and the nut is a square or polygonal nut which is correspondingly matched with the nut groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718167.1U CN217009756U (en) | 2022-03-30 | 2022-03-30 | Economical quick-connection large-current energy storage connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718167.1U CN217009756U (en) | 2022-03-30 | 2022-03-30 | Economical quick-connection large-current energy storage connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217009756U true CN217009756U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220718167.1U Active CN217009756U (en) | 2022-03-30 | 2022-03-30 | Economical quick-connection large-current energy storage connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217009756U (en) |
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2022
- 2022-03-30 CN CN202220718167.1U patent/CN217009756U/en active Active
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