CN217934281U - Pogo-pin connector - Google Patents
Pogo-pin connector Download PDFInfo
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- CN217934281U CN217934281U CN202221550911.8U CN202221550911U CN217934281U CN 217934281 U CN217934281 U CN 217934281U CN 202221550911 U CN202221550911 U CN 202221550911U CN 217934281 U CN217934281 U CN 217934281U
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- needle
- pogo
- pin connector
- groove
- needle shaft
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Abstract
The utility model discloses a Pogo-pin connector, wherein, pogo-pin connector includes elastic component, needle axle and needle tubing, the bottom of needle axle sets up to the inclined plane, and sets up the spacing groove that the slope set up, the needle tubing is formed with one end open-ended accommodation space, the needle axle is arranged in through the opening in the accommodation space to can reciprocate and do not break away from in this accommodation space, the one end of elastic component is arranged in the spacing inslot, the other end butt of elastic component the needle tubing. The technical scheme of the utility model can solve the contact instability of the needle shaft and the needle tube, and the problem of instantaneous interruption easily occurs.
Description
Technical Field
The utility model relates to an electric connector technical field, in particular to Pogo-pin connector.
Background
The main flow structure of the existing Pogo-pin connector comprises a needle shaft, an elastic part and a needle tube, wherein the needle shaft and the elastic part are wrapped inside the needle tube, and the needle shaft can freely move in the needle tube. Because the needle shaft and the needle tube are connected in a matched manner, the needle shaft and the needle tube are possible to be instantly disconnected, once the needle shaft and the needle tube are disconnected, the whole closed loop is disconnected, when the needle shaft and the needle tube are disconnected, current flows through the spring, the resistance of a product is increased, the spring is burnt, the needle shaft cannot bounce, and the function failure of the connector is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a Pogo-pin connector aims at solving needle shaft and needle tubing contact unstability in the current connector, the problem of appearing the instantaneous failure easily.
In order to achieve the above object, the present invention provides a Pogo-pin connector, comprising:
an elastic member;
the needle shaft is provided with an inclined plane at the bottom and an inclined limiting groove; and
the needle tube is provided with an accommodating space with one end opened, the needle shaft is arranged in the accommodating space through the opening and can move up and down in the accommodating space without separation, one end of the elastic piece is arranged in the limiting groove, and the other end of the elastic piece is abutted to the needle tube.
Optionally, the needle shaft includes a head portion and a seat portion connected to the head portion, a surface of one end of the seat portion away from the head portion is set as the inclined plane, and an included angle between the inclined plane and a horizontal plane ranges from 5 ° to 35 °.
Optionally, a groove bottom wall of the limiting groove abutting against the elastic piece is set to be an inclined bottom wall.
Optionally, the inclined bottom wall of the limit groove is configured as a first conical surface symmetrical along the axis of the needle shaft, and the opening of the first conical surface faces the notch of the limit groove.
Optionally, the limiting groove is located in the middle of the inclined plane.
Optionally, a projected area of the head portion on a horizontal plane is smaller than a projected area of the seat portion on a horizontal plane.
Optionally, the needle tubing include hollow pipe portion and with the base that the pipe portion is connected, pipe portion with the base cooperation forms open-ended accommodation space, be equipped with the mounting groove on the base, the mounting groove is located accommodation space, elasticity supports to arrange in by the one end of piece the spacing inslot, the other end of elastic component is arranged in the mounting groove.
Optionally, the bottom wall of the mounting groove is an inclined bottom wall.
Optionally, the inclined bottom wall of the mounting groove is configured as a second tapered surface symmetrical along the axis of the needle tube, and the opening of the second tapered surface faces the opening of the accommodating space.
Optionally, the resilient member is configured as a pre-compressed spring.
The utility model discloses technical scheme is through adopting elastic component, needle axle and needle tubing, the bottom of needle axle sets up to the slope plane, and sets up the spacing groove that the slope set up, the needle tubing is formed with one end open-ended accommodation space, the needle axle is arranged in through the opening in the accommodation space to can reciprocate and do not break away from in this accommodation space, the one end of elastic component is arranged in the spacing inslot, the other end butt of elastic component the needle tubing. The inclined plane and the limiting groove are formed in the bottom of the needle shaft, so that the elastic piece can be inclined and deformed due to bias under the action of external force, the needle shaft is inclined, and the needle shaft is stably contacted with the needle tube.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a Pogo-pin connector according to the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic cross-sectional view of fig. 1.
The reference numbers indicate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The main flow structure of the existing Pogo-pin connector comprises a needle shaft, an elastic part and a needle tube, wherein the needle shaft and the elastic part are wrapped inside the needle tube, and the needle shaft can freely move in the needle tube. When the needle shaft and the needle tube are connected in a matched mode, the needle shaft and the needle tube are likely to be disconnected instantaneously, once the needle shaft and the needle tube are disconnected, the whole closed loop is disconnected, when the needle shaft and the needle tube are disconnected, current flows through the spring, the resistance of a product is increased, the spring is burnt, the needle shaft cannot bounce, and therefore the function failure of the connector is caused.
Therefore, the utility model provides a Pogo-pin connector aims at solving the contact instability of needle shaft and needle tubing in the Pogo-pin connector, the problem of instantaneous disconnection appears easily.
Referring to fig. 1 to 2, in an embodiment of the present invention, the Pogo-pin connector 10 includes an elastic member 3, a needle shaft 1 and a needle tube 2, the elastic member 3 is configured as a spring at present, and may be replaced by other elastic members 3 with better effect and lower cost along with the technical development, the bottom of the needle shaft 1 is set as an inclined plane 121, and a limiting groove 122 is formed in the inclined plane, that is, a central line of the limiting groove 122 forms an angle with an axis of the needle shaft 1, the needle tube 2 is formed with an accommodating space 221 with an opening at one end, the needle shaft 1 is disposed in the accommodating space 221 through the opening and can move up and down in the accommodating space 221 without being separated, one end of the elastic member 3 is disposed in the limiting groove 122, and the other end of the elastic member 3 abuts against the needle tube 2. The needle shaft 1 and the needle tube 2 are made of conductive materials, the needle shaft and the needle tube can transmit information when being contacted with each other, and the conductive materials are preferably copper, copper alloy and the like in view of conductivity and cost; in order to improve conductivity, oxidation resistance, wear resistance, etc., the needle shaft 1 and the needle tube 2 are protected. The inner and outer surfaces of the needle shaft 1 and the needle tube 2 can be assumed to be coated with plating materials such as electroplating, coating and the like.
Referring to fig. 3, in use, the needle shaft 1 retracts into the needle tube 2 under an external force, the needle shaft 1 presses the elastic member 3 through the limiting groove 122, when the needle shaft 1 is pressed downward, a portion of the elastic member 3 in contact with the limiting groove 122 is pressed, and the rest portion is not pressed due to non-contact, and meanwhile, the bottom of the needle shaft 1 is provided with the inclined plane 121 and the limiting groove 122 arranged in an inclined manner of the needle shaft 1, so that the elastic member 3 is inclined and deformed due to the bias voltage, and the elastic member 3 generates an elastic force in a horizontal direction during the rebound process, so that the needle shaft 1 is also inclined, the periphery of the needle shaft 1 contacts the side wall of the accommodating space 221 of the needle tube 2, thereby increasing the contact area and the contact stability with the needle tube 2, that is, the contact resistance between the needle shaft 1 and the needle tube 2 is reduced, and the needle shaft 1 and the needle tube 2 are stably contacted.
The utility model discloses technical scheme is through adopting elastic component 3, needle axle 1 and needle tubing 2, the bottom of needle axle 1 sets up to slope plane 121, and sets up the spacing groove 122 that the slope set up, needle tubing 2 is formed with one end open-ended accommodation space 221, needle axle 1 is arranged in through the opening in accommodation space 221 to can reciprocate at this accommodation space 221 and do not break away from, the one end of elastic component 3 is arranged in the spacing groove 122, the other end butt of elastic component 3 needle tubing 2. The inclined plane 121 and the limiting groove 122 are formed at the bottom of the needle shaft 1, so that the elastic member 3 is inclined and deformed due to the bias force by the external force, the needle shaft 1 is also inclined, and the needle shaft 1 is stably contacted with the needle tube 2.
Referring to fig. 3, the contact of the limiting groove 122 with the elastic member 3 is about 1/3 turn of the elastic member 3 in the present embodiment. Thus, when the needle shaft 1 presses the elastic member 3, the stress range of the elastic member 3 is not more than half of that of the elastic member 3, so as to ensure that the elastic member 3 is biased to be bent and deformed, thereby inclining the needle shaft 1 and further enabling the needle shaft 1 to be stably contacted with the needle tube 2.
In order to ensure that the resilient member 3 will be biased to deform obliquely. The needle shaft 1 comprises a head 11 and a seat body 12 connected with the head 11, the surface of one end of the seat body 12 far away from the head 11 is provided with the inclined plane 121, and the included angle between the inclined plane 121 and the horizontal plane is 5-35 degrees. The inclined plane 121 is less biased than 5 deg. and the inclined plane 121 is more than 35 deg., which affects the spring back effect in the case of the spring 3.
In order to further incline the needle shaft 1, the bottom wall of the groove where the limiting groove 122 abuts against the elastic member 3 is an inclined bottom wall. The needle shaft 1 is provided with a limiting groove 122 formed by sinking the head 11 of the needle shaft 1 along the vertical or intersecting direction of the inclined plane 121, part of the elastic part 3 is accommodated in the limiting groove 122, so that after the elastic part 3 is installed, the elastic part 3 can abut against the bottom wall of the limiting groove 122, the bottom wall of the groove is set to be an inclined bottom wall inclined towards one side of the needle tube 2, the needle shaft 1 is inclined under the action of the elastic part 3, and an acting force towards the inner wall surface of the needle tube 2 is given to the connecting part, so that the outer wall surface of the needle shaft 1 can be tightly connected with the inner wall surface of the needle shaft 1, the needle shaft 1 and the needle tube 2 are ensured not to be disconnected, the Pogo-pin connector 10 cannot generate an instant break condition, and the using effect of the Pogo-pin connector 10 is improved.
Specifically, in order to ensure stable contact between the elastic member 3 and the groove bottom wall of the stopper groove 122, the inclined bottom wall of the stopper groove 122 is configured as a first tapered surface 123 symmetrical along the axis of the needle shaft 1, and the opening of the first tapered surface 123 faces the notch of the stopper groove 122. The opening angle of the first conical surface 123 is not limited, and two inclined edges formed by the first conical surface 123 ensure that the spring element can incline the needle shaft 1 under the action of the elastic element 3, so that the outer wall surface of the needle shaft 1 can be tightly connected with the inner wall surface of the needle shaft 1.
Further, the limiting groove 122 is located in the middle of the inclined plane 121.
Further, in order to ensure the stable installation of the elastic member 3, the stable transmission of force is ensured. Needle tubing 2 include hollow pipe portion 21, and with the base 22 that pipe portion 21 is connected, pipe portion 21 with the open-ended accommodation space 221 is formed in the base 22 cooperation, be equipped with mounting groove 222 on the base 22, mounting groove 222 is located accommodation space 221, elasticity is supported the one end of piece and is arranged in spacing groove 122, the other end of elastic component 3 is arranged in mounting groove 222.
As shown in fig. 3, the limiting groove 122 of the present embodiment is located in the middle of the inclined plane 121, and the elastic member 3 is inserted into the limiting groove 122. The base 22 is provided with the mounting groove 222, and the contact position of the elastic element 3 is fixed through the mounting groove 222 and the limiting groove 122, so that even if the radial movement of the elastic element 3 is restricted, the elastic element 3 can not deviate from the contact position with the needle shaft 1 in the whole up-down compression process to ensure the balance of pressure.
Further, the needle shaft 1 can be stably brought into contact with the needle tube 2 in order to transmit the elastic force of the elastic member 3. The bottom wall of the groove where the limiting groove 122 abuts against the elastic member 3 is an inclined bottom wall.
Specifically, like the stopper groove 122, the inclined bottom wall of the mounting groove 222 is configured as a second tapered surface 223 symmetrical along the axis of the needle tube 2, and the opening of the second tapered surface 223 faces the opening of the accommodating space 221.
The first tapered surface 123 and the second tapered surface 223 are located in the accommodating space 221 and are open to face each other.
As shown in fig. 3, further, in order to prevent the needle shaft 1 from coming off the needle tube 2. In this embodiment, the needle shaft 1 includes a bullet-shaped head 11 having different diameters and a seat 12 having a cylindrical projection, and the projected area of the head 11 on the horizontal plane is smaller than the projected area of the seat 12 on the horizontal plane. The needle shaft 1 is matched with the needle tube 2 through riveting, the seat body part 12 is sleeved on the tube part 21 of the needle tube 2 and forms clearance fit with the tube part 21, and the upper end of the tube part 21 is bundled into an opening with the caliber larger than the diameter of the head part 11 of the needle shaft 1 and smaller than the diameter of the seat body part 12; during processing, the needle shaft 1 is firstly placed in the accommodating space 221 of the needle tube 2, then the movable needle shaft 1 and the elastic element 3 are installed, and finally the seat body part 12 of the needle shaft 1 is limited in the accommodating space 221 by riveting and shrinking the nozzle of the needle tube 2 by a specific assembling jig. Thus, the needle shaft 1 can smoothly slide in the accommodating space 221 without being removed from the accommodating space 221.
As shown in fig. 3, the hollow tube 21 is cylindrical, so that the wall of the hollow tube is smooth, the needle shaft 1 can be in full contact with the inner wall of the accommodating space 221 no matter which direction the needle shaft is inclined, and the stability of the connection between the needle shaft 1 and the needle tube 2 is ensured.
In the present embodiment, an annular inclined surface is formed at the junction of the head 11 and the connecting portion, the inclined surface is inclined from the head 11 toward the connecting portion to ensure sufficient contact between the needle shaft 1 and the needle tube 2, and the head 11 is formed in a bullet shape so that the Pogo-pin connector 10 can be sufficiently contacted with other devices when connected thereto. Of course, other shapes may be used depending on the specifics of the attached device.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A Pogo-pin connector, comprising:
an elastic member;
the needle shaft is provided with an inclined plane at the bottom and an inclined limiting groove; and
the needle tube, the needle tube forms one end open-ended accommodation space, the needle axle is arranged in accommodation space through the opening to can reciprocate in this accommodation space and do not break away from, the one end of elastic component is arranged in the spacing inslot, the other end butt of elastic component the needle tube.
2. The Pogo-pin connector of claim 1, wherein the pin shaft comprises a head portion and a housing portion connected to the head portion, a surface of an end of the housing portion remote from the head portion is provided as the inclined plane, and an angle between the inclined plane and a horizontal plane is in a range of 5 ° to 35 °.
3. The Pogo-pin connector of claim 2, wherein a bottom wall of the groove in which the stopper groove abuts against the elastic member is provided as an inclined bottom wall.
4. The Pogo-pin connector of claim 3, wherein the inclined bottom wall of the retainer groove is configured as a first tapered surface symmetrical along the axis of the needle shaft, the first tapered surface opening toward the notch of the retainer groove.
5. The Pogo-pin connector of claim 3, wherein the retaining groove is located in the middle of the inclined plane.
6. The Pogo-pin connector of claim 2, wherein a projected area of the head portion in a horizontal plane is smaller than a projected area of the socket portion in a horizontal plane.
7. The Pogo-pin connector of claim 1, wherein the needle tube comprises a hollow tube portion and a base connected with the tube portion, the tube portion and the base are matched to form an upper-opening accommodating space, a mounting groove is formed in the base, the mounting groove is located in the accommodating space, one end of the elastic abutting piece is arranged in the limiting groove, and the other end of the elastic piece is arranged in the mounting groove.
8. The Pogo-pin connector of claim 7, wherein a bottom wall of the mounting groove is provided as an inclined bottom wall.
9. The Pogo-pin connector of claim 8, wherein the inclined bottom wall of the mounting groove is configured as a second tapered surface symmetrical along the axis of the needle tube, the opening of the second tapered surface facing the opening of the receiving space.
10. The Pogo-pin connector of claim 1, wherein the resilient member is configured as a pre-compressed spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221550911.8U CN217934281U (en) | 2022-06-17 | 2022-06-17 | Pogo-pin connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221550911.8U CN217934281U (en) | 2022-06-17 | 2022-06-17 | Pogo-pin connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217934281U true CN217934281U (en) | 2022-11-29 |
Family
ID=84182130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221550911.8U Active CN217934281U (en) | 2022-06-17 | 2022-06-17 | Pogo-pin connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217934281U (en) |
-
2022
- 2022-06-17 CN CN202221550911.8U patent/CN217934281U/en active Active
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| GR01 | Patent grant |