CN213936621U - Willow-leaf-shaped high-conductivity crown spring - Google Patents
Willow-leaf-shaped high-conductivity crown spring Download PDFInfo
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- CN213936621U CN213936621U CN202120124440.3U CN202120124440U CN213936621U CN 213936621 U CN213936621 U CN 213936621U CN 202120124440 U CN202120124440 U CN 202120124440U CN 213936621 U CN213936621 U CN 213936621U
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- end band
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- 241000646858 Salix arbusculoides Species 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 241000124033 Salix Species 0.000 description 2
- 208000027790 Rib fracture Diseases 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
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Abstract
A willow-leaf-shaped high-conductivity crown spring for a high-current connector comprises a first end band, a second end band and a spring strip; the spring strips are positioned between the first end belt and the second end belt, the spring strips are multiple, the distances among the spring strips are equal, and the spring strips are reversely twisted and in a willow-leaf shape; the first end belt and the second end belt are symmetrically arranged on the same axis, the first end belt and the second end belt are annular, and the position of a notch arranged on the first end belt is opposite to that of a notch arranged on the second end belt; the first end band and the second end band have certain thickness, the middle position of the spring strip is widened, and the thickness of the spring strip is twice of that of a common spring strip.
Description
Technical Field
The utility model relates to a heavy current connector field, concretely relates to willow leaf form high-conductance crown spring.
Background
In the existing large-current connector, a lot of terminals which can only adopt short contacts due to limited product space are mostly crown springs, the crown springs used in the market have low current carrying capacity, and only the terminals with larger cross-sectional areas can be used for passing relatively low current. The service life is very short, and generally about one thousand times of plugging and unplugging can cause the phenomena of overhigh temperature rise, serious rib fracture and the like in use.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model aims to provide a willow leaf form height leads hat spring can effectively reduce the not enough condition of ordinary hat spring current-carrying capacity, reduce the contact resistance of product and the body resistance of product to under the condition of equal plug power, can reduce product plastic deformation's production effectively, increase the life of product.
The utility model discloses a realize like this, the utility model relates to a technical scheme that willow leaf form height leads crown spring and adopts is: a willow-leaf-shaped high-conductivity crown spring for a high-current connector comprises a first end band, a second end band and a spring strip; the spring strips are positioned between the first end band and the second end band, the spring strips are multiple, the distances among the spring strips are equal, and the spring strips are reversely twisted and in a willow leaf shape; the first end belt and the second end belt are symmetrically arranged on the same axis, the first end belt and the second end belt are annular, and the position of a notch arranged on the first end belt is opposite to that of a notch arranged on the second end belt; the first end band and the second end band are provided with a certain thickness, the middle position of the spring strip is widened, and the thickness of the spring strip is twice of that of a common spring strip.
Further, the first end band, the second end band and the plurality of spring strips are integrally formed.
Further, the first end band, the second end band and the plurality of spring strips are made of metal with good heat conducting performance.
Further, the surfaces of the first end band, the second end band and the spring strips are flat and smooth.
The utility model has the advantages that the willow-leaf-shaped high-conductivity crown spring provided by the utility model is used for a heavy current connector and comprises a first end belt, a second end belt and a spring strip; the spring strips are positioned between the first end belt and the second end belt, the spring strips are multiple, the distances among the spring strips are equal, and the spring strips are reversely twisted and in a willow-leaf shape; the first end belt and the second end belt are symmetrically arranged on the same axis, the first end belt and the second end belt are annular, and the position of a notch arranged on the first end belt is opposite to that of a notch arranged on the second end belt; the first end belt and the second end belt have certain thickness, the middle position of the spring strip is widened, and the thickness of the spring strip is twice of that of a common spring strip; compared with the prior art, the utility model has the advantages of it is following:
(1) the condition that the current carrying capacity of the common crown spring is insufficient is effectively reduced;
(2) because the contact area between the spring strips and the male end is effectively increased due to widening of the middle positions of the spring strips, the contact resistance of a product is reduced;
(3) the thickness of the spring strip is twice that of the common spring strip, so that the volume resistance of the product is effectively reduced;
(4) under the condition of equal plug power, the utility model discloses a shape has reduced plastic deformation's production effectively, has increased the life of product.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an external view of a willow-leaf-shaped high-conductivity crown spring according to an embodiment of the present invention.
Fig. 2 is an external view of a willow-leaf-shaped high-conductivity crown spring according to an embodiment of the present invention in another direction.
Fig. 3 is an external view of a willow-leaf-shaped high-conductivity crown spring according to an embodiment of the present invention in another direction.
Fig. 4 is an external view of a willow-leaf-shaped high-conductivity crown spring according to an embodiment of the present invention in another direction.
Fig. 5 is an external view of a willow-leaf-shaped high-conductivity crown spring according to an embodiment of the present invention in another direction.
The first end band, referenced 101 in the above figures; 102. a second end band; 103. and a spring strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present, it is to be understood that the terms "upper", "lower", "left", "right", and the like, if any, refer to an orientation or positional relationship based on that shown in the drawings, that is for convenience in describing the invention and to simplify the description, and that no indication or suggestion that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, is intended to be used as an illustration only, and not as a limitation of the patent, since the terms describing the positional relationship in the drawings will be understood by those skilled in the art as having the specific meaning of the terms set forth herein.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, the preferred embodiment of the present invention is shown.
The utility model provides a willow leaf-shaped high-conductivity crown spring for a high-current connector, which comprises a first end belt 101, a second end belt 102 and a spring strip 103; the spring strips 103 are positioned between the first end belt 101 and the second end belt 102, the number of the spring strips 103 is multiple, the distances among the spring strips 103 are equal, and the spring strips 103 are in a shape of a willow leaf after being reversely twisted; the first end belt 101 and the second end belt 102 are symmetrically arranged on the same axis, the first end belt 101 and the second end belt 102 are annular, and the position of a notch formed in the first end belt 101 is opposite to that of a notch formed in the second end belt 102; the first end band 101 and the second end band 102 have a certain thickness, the spring strip 103 is widened at a middle position, and the thickness of the spring strip 103 is twice that of the common spring strip 103.
The willow-leaf-shaped high-conductivity crown spring comprises a first end band 101, a second end band 102 and a spring strip 103; the spring strips 103 are positioned between the first end belt 101 and the second end belt 102, the number of the spring strips 103 is multiple, the distances among the spring strips 103 are equal, and the spring strips 103 are in a shape of a willow leaf after being reversely twisted; the first end belt 101 and the second end belt 102 are symmetrically arranged on the same axis, the first end belt 101 and the second end belt 102 are annular, and the position of a notch formed in the first end belt 101 is opposite to that of a notch formed in the second end belt 102; the first end belt 101 and the second end belt 102 have certain thicknesses, the middle position of the spring strip 103 is widened, and the thickness of the spring strip 103 is twice of that of the common spring strip 103; compared with the prior art, the utility model has the advantages of it is following:
(1) the condition that the current carrying capacity of the common crown spring is insufficient is effectively reduced;
(2) because the contact area between the spring strip 103 and the male end is effectively increased due to the widening of the middle position, the contact resistance of the product is reduced;
(3) the thickness of the spring strip 103 is twice that of the common spring strip, so that the volume resistance of the product is effectively reduced;
(4) under the condition of equal plug power, the utility model discloses a shape has reduced plastic deformation's production effectively, has increased the life of product.
As an embodiment of the present invention, the first end band 101, the second end band 102, and the plurality of spring strips 103 are integrally formed.
As an embodiment of the present invention, the material of the first end band 101, the second end band 102, and the plurality of spring strips 103 is a metal with good thermal conductivity.
As an embodiment of the present invention, the surfaces of the first end band 101, the second end band 102 and the plurality of spring strips 103 are flat and smooth.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A willow-leaf-shaped high-conductivity crown spring is characterized in that the willow-leaf-shaped high-conductivity crown spring is used for a high-current connector and comprises a first end band, a second end band and a spring strip; the spring strips are positioned between the first end band and the second end band, the spring strips are multiple, the distances among the spring strips are equal, and the spring strips are reversely twisted and in a willow leaf shape; the first end belt and the second end belt are symmetrically arranged on the same axis, the first end belt and the second end belt are annular, and the position of a notch arranged on the first end belt is opposite to that of a notch arranged on the second end belt; the first end band and the second end band are provided with a certain thickness, the middle position of the spring strip is widened, and the thickness of the spring strip is twice of that of a common spring strip.
2. The willow-leaf-shaped high-conductivity crown spring according to claim 1, wherein the first end band, the second end band and the plurality of spring strips are integrally formed.
3. The willow-leaf-shaped high-conductivity crown spring according to claim 1 or 2, wherein the first end band, the second end band and the plurality of spring strips are made of metal with good heat conductivity.
4. The willow-leaf-shaped high-conductivity crown spring according to claim 3, wherein the surfaces of the first end band, the second end band and the plurality of spring strips are flat and smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124440.3U CN213936621U (en) | 2021-01-18 | 2021-01-18 | Willow-leaf-shaped high-conductivity crown spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124440.3U CN213936621U (en) | 2021-01-18 | 2021-01-18 | Willow-leaf-shaped high-conductivity crown spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213936621U true CN213936621U (en) | 2021-08-10 |
Family
ID=77158722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120124440.3U Active CN213936621U (en) | 2021-01-18 | 2021-01-18 | Willow-leaf-shaped high-conductivity crown spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213936621U (en) |
-
2021
- 2021-01-18 CN CN202120124440.3U patent/CN213936621U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000, Building 3, 101, Phase 4 Office Building, Heshuikou Community, Matian Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Oushengke Connection Technology Co.,Ltd. Country or region after: China Address before: 518000 Room 606, No. 1, lougang Avenue, lougang community, Songgang street, Bao'an District, Shenzhen, Guangdong Province Patentee before: Shenzhen OSENKE Connection Technology Co.,Ltd. Country or region before: China |