CN220209424U - Power terminal for charging socket - Google Patents
Power terminal for charging socket Download PDFInfo
- Publication number
- CN220209424U CN220209424U CN202321828856.9U CN202321828856U CN220209424U CN 220209424 U CN220209424 U CN 220209424U CN 202321828856 U CN202321828856 U CN 202321828856U CN 220209424 U CN220209424 U CN 220209424U
- Authority
- CN
- China
- Prior art keywords
- nut
- power terminal
- terminal
- charging socket
- reed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 235000014676 Phragmites communis Nutrition 0.000 claims description 26
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model relates to the technical field of current connection sockets, in particular to a power terminal for a charging socket. The utility model has the beneficial effects that: the power terminal is connected with the conductor through a connecting nut and a bolt, and the connecting strength is ensured by adopting the connecting nut; meanwhile, a sealing plug is arranged in the terminal shell, so that the tightness of the power terminal is ensured. The terminal shell is internally provided with a limiting step, so that the accurate installation position of the connecting nut in the terminal shell is ensured.
Description
Technical Field
The utility model relates to the technical field of current connection sockets, in particular to a power terminal for a charging socket.
Background
The charging socket is a key part of a new energy automobile, and a 90-degree wire outlet mode is adopted for the tail wire outlet of the charging socket for the convenience of wiring the whole automobile. This requires switching of the power terminals, wherein the bolting is effective to achieve a 180 ° to 90 ° outlet mode of the outlet tail. The charging socket power terminal is made of red copper material, threads are directly tapped on the terminal, and the bolt is directly matched with the threads on the red copper terminal. To ensure the connection strength, the length of the thread on the terminal is lengthened, so that the length of the terminal is increased, resulting in an increase in cost and weight of the terminal. Because red copper hardness is low, even if the screw length is increased, the screw damage problem can also appear when the bolt is tightened with a large torque, and the electric connection performance of the terminal is affected.
The patent of publication number CN207116764U discloses a reed pipe internal welding type internal fastening current socket, which comprises a base body, a reed over-deformation protection hoop, a double-ring reed pipe, a single-ring reed pipe and a fastening screw, wherein the fastening screw is installed from the left end of the base body and positioned through a step, the current socket is connected with a current connecting terminal through the fastening screw so as to ensure the connection strength of the current socket and the current connecting terminal, but the base body is of a hollow structure, two ends of the base body are communicated, and the tightness of the current socket cannot be effectively ensured.
Disclosure of Invention
The utility model provides a power terminal for a charging socket, which solves the problem that the tightness cannot be ensured under the condition that a power terminal has higher connection strength in the prior art.
The technical scheme of the utility model is realized as follows:
the utility model provides a power terminal for socket charges, includes the terminal shell, is equipped with coupling nut, the tight shutoff and the contact reed that arrange in proper order in the terminal shell, and the terminal shell is cavity tubular structure, tight shutoff and the inner wall interference fit of cavity tubular structure, coupling nut and contact reed are located the both sides of tight shutoff respectively. The connecting nut is connected with the bolt to realize the connection of the power terminal, and the connection strength of the power terminal can be ensured; and meanwhile, the sealing plug seals the inside of the terminal shell, so that the tightness of the power terminal is ensured.
The hollow tubular structure comprises a reed installation part and a sealing connection part, the contact reed is arranged in the reed installation part, and the connection nut and the sealing plug are arranged in the sealing connection part.
The two ends of the sealing connection part are provided with a positioning step and a limiting step, the positioning step is positioned at the joint of the reed installation part and the sealing connection part, and the limiting step is positioned at the end part of the hollow tubular structure. The positioning step is positioned in the middle of the hollow tubular structure, and the size of the positioning step is larger than that of the limiting step, so that the power terminal is convenient to assemble.
The end part of the contact reed is attached to the positioning step. The positioning step is used for positioning the contact reed, so that the accurate installation position of the contact reed in the terminal shell is ensured.
One end face of the connecting nut is matched with the limiting step; the other end face of the connecting nut is matched with the sealing plug. The sealing plug and the limiting step are matched to fix the axial position of the connecting nut in the terminal shell, so that the connecting nut is ensured to be stably installed in the terminal shell.
The connecting nut is a press-riveting nut, and the press-riveting nut is in interference fit with the sealing connecting part. The press riveting nut and the terminal shell are in interference fit in a press connection mode, so that the press riveting nut is ensured to be stably installed in the terminal shell, and the press riveting nut is prevented from rotating when being connected with a bolt.
The connecting nut is a hexagon nut, the sealing connecting part is a hexagon hole, and the hexagon nut is matched with the inner wall of the hexagon hole. The hexagonal hole is spacing to the hexagonal nut, prevents that the hexagonal nut from rotating in the terminal shell, is convenient for carry out the connection of bolt and hexagonal nut.
The contact spring is a torsion spring, the torsion spring is matched with the spring mounting part in a clamping way, and the spring can also be in the forms of a crown spring, a rotary spring, a ring spring and the like.
The utility model has the beneficial effects that: the power terminal is connected with the charging socket through the connection of the connecting nut and the bolt, and the connection strength is ensured in a threaded connection mode; and meanwhile, the sealing plug arranged in the terminal shell seals, so that the tightness of the power terminal is ensured. The sealing plug is matched with the limiting step of the terminal shell to axially position the connecting nut, so that the accurate installation position of the connecting nut in the terminal shell is ensured.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an exploded view of a power terminal for a charging socket according to the present utility model.
Fig. 2 is a cross-sectional view of a power terminal for a charging socket.
Fig. 3 is a cross-sectional view of the terminal housing.
In the figure: the device comprises a 1-terminal shell, a 11-positioning step, a 12-limiting step, a 13-reed mounting part, a 14-sealing connecting part, a 2-connecting nut, a 3-sealing plug and a 4-contact reed.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
Embodiment 1, as shown in fig. 1 and fig. 2, a power terminal for a charging socket comprises a terminal housing 1, wherein a connecting nut 2, a sealing plug 3 and a contact spring 4 are sequentially arranged in the terminal housing 1, the terminal housing 1 is of a hollow tubular structure, the sealing plug 3 is in interference fit with the inner wall of the hollow tubular structure, and the connecting nut 2 and the contact spring 4 are respectively positioned on two sides of the sealing plug 3. The connecting nut 2 is connected with the bolt, and the power terminal adopts a threaded connection mode, so that the power terminal has higher connection strength, and the connection stability of the power terminal is ensured; after the connecting nut 2 is installed in the terminal housing 1, the sealing plug 3 seals the terminal housing 1, so that the tightness of the power terminal is ensured.
Further, as shown in fig. 3, the hollow tubular structure includes a reed mounting portion 13 and a seal connecting portion 14, the contact reed 4 is provided in the reed mounting portion 13, and the connecting nut 2 and the seal plug 3 are both provided in the seal connecting portion 14. The contact spring 4 is a crown spring, and the crown spring is in clamping fit with the spring mounting part 13. The crown spring is clamped into the reed mounting part 13 by the self elasticity, so that the crown spring is ensured to be stably mounted in the terminal shell 1.
Further, the two ends of the sealing connection part 14 are provided with a positioning step 11 and a limiting step 12, the positioning step 11 is positioned at the joint of the reed mounting part 13 and the sealing connection part 14, and the limiting step 12 is positioned at the end part of the hollow tubular structure. The end of the contact spring 4 is attached to the positioning step 11, and the positioning step 11 positions the contact spring 4, so that the mounting position of the contact spring 4 in the terminal housing 1 is ensured to be accurate. One end face of the connecting nut 2 is matched with the limit step 12; the sealing plug 3 is matched with the other end face of the connecting nut 2, the sealing plug 3 and the limiting step 12 are matched to axially limit and fix the connecting nut 2, the connecting nut 2 is guaranteed to be stably installed in the terminal shell 1, meanwhile, the sealing plug 3 can prevent the connecting nut 2 from axially moving in the terminal shell 1 when the connecting nut 2 is connected with a bolt, and the connecting nut 2 and the bolt are convenient to quickly connect. The lead wire welds the chip terminal, and the chip terminal passes through bolted connection with the power terminal, and the bolt passes through coupling nut 2 to be fixed. The reed 4 interfaces with a corresponding plug in the charging gun.
Embodiment 2 differs from embodiment 1 in that the coupling nut 2 is a clinch nut, which is in an interference fit with the sealing connection 14. When the connecting nut 2 is installed, the connecting nut 2 is downwards installed from the upper end of the terminal shell 1, and the pressing rivet nut is in interference fit with the inner wall of the terminal shell 1 in a pressing manner, so that the rotation of the connecting nut 2 is limited, and the connecting nut 2 is convenient to connect with a bolt.
Embodiment 3 differs from embodiment 1 in that the connection nut 2 is a hexagonal nut, the sealing connection portion 14 is a hexagonal hole, and the hexagonal nut is engaged with the inner wall of the hexagonal hole. The hexagonal nut and the hexagonal hole can be connected in a clearance fit or excessive fit mode, the inner wall of the hexagonal hole can limit the hexagonal nut, the hexagonal nut is prevented from rotating in the terminal shell 1, and the connection of the connecting nut 2 and the bolt is facilitated; and meanwhile, the sealing block 3 and the limiting step 12 are matched to limit and fix the axial position of the hexagonal nut in the terminal shell 1.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a power terminal for socket charges, includes terminal shell (1), its characterized in that is equipped with coupling nut (2), sealed stifled (3) and contact reed (4) that arrange in proper order in terminal shell (1), and terminal shell (1) are cavity tubular structure, and sealed stifled (3) and the inner wall interference fit of cavity tubular structure, coupling nut (2) and contact reed (4) are located the both sides of sealed shutoff (3) respectively.
2. A power terminal for a charging socket according to claim 1, characterized in that the hollow tubular structure comprises a reed mounting portion (13) and a sealing connection portion (14), the contact reed (4) is arranged in the reed mounting portion (13), and the connection nut (2) and the sealing plug (3) are both arranged in the sealing connection portion (14).
3. The power terminal for a charging socket according to claim 2, wherein both ends of the sealing connection portion (14) are provided with a positioning step (11) and a limiting step (12), the positioning step (11) is located at a joint of the reed mounting portion (13) and the sealing connection portion (14), and the limiting step (12) is located at an end portion of the hollow tubular structure.
4. A power terminal for a charging socket according to claim 3, characterized in that the end of the contact spring (4) is attached to the positioning step (11).
5. A power terminal for a charging socket according to claim 3 or 4, characterized in that one end face of the connection nut (2) cooperates with the limit step (12); the other end face of the connecting nut (2) is matched with the sealing plug (3).
6. The power terminal for a charging socket according to claim 5, wherein the connection nut (2) is a clinch nut, the clinch nut being interference fit with the sealing connection portion (14).
7. The power terminal for a charging socket according to claim 5, wherein the connection nut (2) is a hexagonal nut, the sealing connection portion (14) is a hexagonal hole, and the hexagonal nut is fitted to an inner wall of the hexagonal hole.
8. A power terminal for a charging socket according to claim 6 or 7, characterized in that the contact spring (4) is a torsion spring which is snap-fitted with the spring mounting portion (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828856.9U CN220209424U (en) | 2023-07-12 | 2023-07-12 | Power terminal for charging socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828856.9U CN220209424U (en) | 2023-07-12 | 2023-07-12 | Power terminal for charging socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220209424U true CN220209424U (en) | 2023-12-19 |
Family
ID=89153943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321828856.9U Active CN220209424U (en) | 2023-07-12 | 2023-07-12 | Power terminal for charging socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220209424U (en) |
-
2023
- 2023-07-12 CN CN202321828856.9U patent/CN220209424U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |