CN221176718U - Dustproof spring needle and connector - Google Patents
Dustproof spring needle and connector Download PDFInfo
- Publication number
- CN221176718U CN221176718U CN202323067338.2U CN202323067338U CN221176718U CN 221176718 U CN221176718 U CN 221176718U CN 202323067338 U CN202323067338 U CN 202323067338U CN 221176718 U CN221176718 U CN 221176718U
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- China
- Prior art keywords
- needle
- spring
- connector
- protruding ring
- needle tube
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- 239000000428 dust Substances 0.000 claims abstract description 21
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model provides a dustproof spring needle and a connector, and relates to the technical field of connectors. The needle tube comprises a needle tube body, wherein a cylindrical space with one end closed and the other end open is arranged in the needle tube body, and a spring is arranged in the cylindrical space; the needle column is sleeved in the cylindrical space, and the end part of the needle column is connected with the spring; the other end of the needle post is sleeved with a needle sleeve, and the needle sleeve extends to the outside of the other end of the needle tube. Through introducing dustproof spring needle, the connecting needle of connector has obtained effectual protection, has reduced the dust and has led to the fact corrosion, wearing and tearing and the contact problem that it caused, has kept good heat conduction performance simultaneously, has improved the reliability and the life of connector.
Description
Technical Field
The utility model relates to the technical field of connectors, in particular to a dustproof spring pin and a connector.
Background
With the continuous development of science and technology, various electrical devices are increasingly used in work and life, and a connector plays an important role as one of key components for electrical connection between electrical appliances.
When the connector is not used, the connector is generally disconnected with equipment, and after the connector is disconnected, a connecting needle in the connector is directly exposed to the environment, so that dust in the environment is easy to adhere to the connecting needle, the dust easily causes corrosion on the surface of the connecting needle of the connector, particularly the long-term accumulated dust accelerates the corrosion process and damages the appearance and the structural strength of the connecting needle, and the surface friction is increased during use, so that the abrasion effect is generated; meanwhile, the connector is used as a connecting conductor, dust accumulation can cause short circuit or poor contact of contact points, and on the other hand, the problem that the heat conduction performance of a metal material can be reduced and heat transfer is hindered exists; accordingly, the present utility model is directed to a biased dust spring pin and connector that at least partially address the problems that may exist in the prior art.
Disclosure of utility model
The utility model aims to provide a dustproof spring pin and a connector, which can solve the defects of the prior art, reduce the problems of corrosion, abrasion and contact caused by dust, simultaneously maintain good heat conduction performance, and improve the reliability and the service life of the connector.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a dust spring pin for a connector, comprising:
The needle tube is internally provided with a cylindrical space with one end closed and the other end open, and a spring is arranged in the cylindrical space;
the needle column is sleeved in the cylindrical space, and the end part of the needle column is connected with the spring;
the other end of the needle post is sleeved with a needle sleeve, and the needle sleeve extends to the outside of the other end of the needle tube.
Optionally, the needle tube is provided with a concave, the middle part of the needle tube is provided with a first protruding ring, and the end part of the needle tube is provided with a second protruding ring;
the spring is positioned at the lower end of the recess, and the caliber of the recess is larger than the diameter of the first protruding ring.
Optionally, a third protruding ring is arranged at one end of the needle tube, and an extending end is arranged on the third protruding ring;
Wherein the diameter of the third protruding ring is larger than the outer diameter of the needle tube, and the diameter of the extending end is smaller than the inner diameter of the needle tube.
Optionally, a surface of the second protruding ring connected with the spring and a bottom of the cylindrical space are tapered; the apex angle of the cone is 120 degrees.
Optionally, the end of the needle sleeve is hemispherical.
A connector comprising the above dust spring pin.
The utility model has at least the following advantages or beneficial effects:
Through the needle tube, a cylindrical space with one end closed and the other end open is arranged in the needle tube, and a spring is arranged in the cylindrical space; the needle column is sleeved in the cylindrical space, and the end part of the needle column is connected with the spring; the other end of the needle post is sleeved with a needle sleeve, and the needle sleeve extends to the outside of the other end of the needle tube. Through introducing dustproof spring needle, the connecting needle of connector has obtained effectual protection, has reduced the dust and has led to the fact corrosion, wearing and tearing and the contact problem that it caused, has kept good heat conduction performance simultaneously, has improved the reliability and the life of connector.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a dustproof latch according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of a dust-proof pogo pin according to an embodiment of the present utility model;
Fig. 3 is a schematic cross-sectional structure of fig. 2.
In the figure, 101, needle tube; 102. a needle column; 103. a spring; 104. a needle sleeve; 111. a recess; 112. a third raised ring; 113. an extension end; 121. a first raised ring; 122. a second raised ring.
Detailed Description
In order that the manner in which the above recited objects, features and advantages of the present utility model are obtained will become more readily apparent, a more particular description of the utility model briefly described above will be rendered by reference to the appended drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 to 3, a dust-proof spring pin for a connector according to the present embodiment includes: a needle tube 101, which is provided with a cylindrical space with one end closed and the other end open, wherein a spring 103 is arranged in the cylindrical space; the needle column 102 is sleeved in the cylindrical space, and the end part of the needle column is connected with the spring 103; the other end of the needle cylinder 102 is sleeved with a needle sleeve 104, and the needle sleeve 104 extends to the outside of the other end of the needle tube 101.
In this embodiment, the design of the dustproof spring needle effectively solves the problem that the connector is easy to be attached and corroded by dust when not in use, specifically, the dustproof spring needle completely seals the needle post 102 of the connecting needle inside through the structures of the needle tube 101 and the needle sleeve 104, after the connector is disconnected, the needle post 102 is pushed outwards by the spring 103, when the connector is used for connection, the needle post 102 compresses the spring 103 and moves into the needle tube, and in the process, the needle post 102 is always in a hidden state, so that direct exposure to the environment is avoided, and the dust attachment opportunity is reduced; meanwhile, the spring 103 also plays a role in supporting and buffering, when the connector is plugged and unplugged, the spring 103 can provide proper elastic force, so that the connecting needle smoothly enters or exits the slot, and surface friction and abrasion are reduced; the pin 102 of the dustproof spring pin is tightly combined with the connecting pin, so that good contact between the connecting pin and the slot is ensured, the problem of poor contact or short circuit caused by dust accumulation is effectively prevented, the reliability and stability of the connector are improved, and the structure of the dustproof spring pin can not obstruct heat conduction and can keep good heat conduction performance of metal materials.
Example 2
Referring to fig. 1 to 3, a dust-proof pogo pin includes: the needle tube 101 is provided with a concave 111, a needle column 102, a first protruding ring 121 and a second protruding ring 122; wherein the recess 111 is located between the first protruding ring 121 and the second protruding ring 122, the spring is located at the lower end of the recess 111, and the caliber of the recess 111 is larger than the diameter of the first protruding ring 121.
In this embodiment, the concave 111 structure, the first protruding ring 121 and the second protruding ring 122 limit the movement distance of the spike 102 between the first protruding ring 121 and the second protruding ring 122, thereby limiting the spike 102, and avoiding the deformation of the spring caused by excessive compression of the spring 103, thereby losing its original shape and elasticity. The spring may become distorted, bent or plastically deformed, affecting its normal operating condition.
As a preferred embodiment, a third protruding ring 112 is disposed at one end of the needle tube 101, and an extension end 113 is disposed on the third protruding ring 112; wherein the diameter of the third protruding ring 112 is larger than the outer diameter of the needle tube 101, and the diameter of the extended end 113 is smaller than the inner diameter of the needle tube 101. The third protruding ring 112 is used to make it more compatible with the connector, and the extending end 113 is used to facilitate connection of the wires.
As a preferred embodiment, the surface of the second protruding ring 122 connected to the spring 103, and the bottom of the cylindrical space are tapered; the apex angle of the cone is 120 degrees. Through the bottom of the conical cylindrical space and the end of the second protruding ring 122, which are both the positions connected with the spring 103, the conical structure enables the spring 103 to be well connected in a compressed or relaxed state, the 120-degree vertex angle is more gentle, and the 120-degree vertex angle is beneficial to uniformly distributing stress, particularly when the spring 103 is compressed under stress, the force is applied to the conical structure, the force can be more uniformly transmitted to the surrounding through the design of the vertex angle, the stress concentration degree is reduced, and the bearing capacity and durability of the structure are improved.
As a preferred embodiment, the end of the needle sleeve 104 is hemispherical, so that the needle sleeve 104 can better enter the socket when being connected with the socket by the hemispherical end of the needle sleeve 104; meanwhile, the end part of the contact pin is smoother, and compared with the sharper end part, the dustproof spring pin is safer.
The dustproof spring needle can be copper, and has good electric conduction performance; and meanwhile, other metal materials can be plated with silver or gold, such as nickel alloy gold plating, and the plating layer can improve the conductivity and the wear resistance.
Example 3
A connector (not shown in the drawings) includes dust spring pins, the dust spring pins are disposed inside the connector as connectors, and the number of the dust spring pins can be designed according to requirements, for example, in order to increase the current transmitted by the connector, a plurality of wires can be combined with a plurality of pins to be used, and the plurality of spring pins are connected in parallel in a circuit.
The dustproof spring pins can be distributed in the connector in a ring shape or a hexagon shape, so that more dustproof spring pins can be accommodated in the connector, and the electric conduction capacity of the connector is improved.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are mutually referred.
While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the embodiments of the utility model.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or terminal device that comprises the element.
The foregoing has outlined some of the more detailed description of the present utility model for a dust spring pin and connector, wherein specific examples are provided herein to illustrate the principles and embodiments of the present utility model, and wherein the above examples are provided to assist in understanding the method and core concepts of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.
Claims (6)
1. A dust spring pin for a connector, comprising:
The needle tube is internally provided with a cylindrical space with one end closed and the other end open, and a spring is arranged in the cylindrical space;
the needle column is sleeved in the cylindrical space, and the end part of the needle column is connected with the spring;
the other end of the needle post is sleeved with a needle sleeve, and the needle sleeve extends to the outside of the other end of the needle tube.
2. The dustproof spring needle according to claim 1, wherein the needle tube is provided with a concave needle column, the middle part of the needle tube is provided with a first protruding ring, and the end part of the needle tube is provided with a second protruding ring;
the spring is positioned at the lower end of the recess, and the caliber of the recess is larger than the diameter of the first protruding ring.
3. A dust-proof pogo pin according to claim 1 or 2, wherein one end of the needle tube is provided with a third protruding ring, and the third protruding ring is provided with an extension end;
Wherein the diameter of the third protruding ring is larger than the outer diameter of the needle tube, and the diameter of the extending end is smaller than the inner diameter of the needle tube.
4. The dust spring needle of claim 2, wherein a surface of the second protruding ring to which the spring is attached, and a bottom of the cylindrical space are tapered; the apex angle of the cone is 120 degrees.
5. The dust spring needle of claim 1, wherein the end of the needle hub is hemispherical.
6. A connector comprising a dust spring pin according to any one of the preceding claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323067338.2U CN221176718U (en) | 2023-11-14 | 2023-11-14 | Dustproof spring needle and connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323067338.2U CN221176718U (en) | 2023-11-14 | 2023-11-14 | Dustproof spring needle and connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221176718U true CN221176718U (en) | 2024-06-18 |
Family
ID=91462803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323067338.2U Active CN221176718U (en) | 2023-11-14 | 2023-11-14 | Dustproof spring needle and connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221176718U (en) |
-
2023
- 2023-11-14 CN CN202323067338.2U patent/CN221176718U/en active Active
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