CN214754285U - Vibration-proof and instantaneous-break-proof large-current spring needle - Google Patents
Vibration-proof and instantaneous-break-proof large-current spring needle Download PDFInfo
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- CN214754285U CN214754285U CN202120335172.XU CN202120335172U CN214754285U CN 214754285 U CN214754285 U CN 214754285U CN 202120335172 U CN202120335172 U CN 202120335172U CN 214754285 U CN214754285 U CN 214754285U
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Abstract
The utility model relates to a vibration-proof and instantaneous-break-proof heavy-current spring needle; the needle tube is a hollow tube body with openings at two ends, the needle shaft is arranged at the top end of the needle tube in a sliding and telescopic manner, the tail plug is fixedly arranged at the tail end of the needle tube, a reset spring is arranged between the needle shaft and the tail plug, the needle shaft or the tail plug is provided with a conductive part inserted in the reset spring, the tail plug or the needle shaft is provided with an engagement part which is mutually attached to the inner side wall of the needle tube to realize the conduction, the engagement part is provided with a claw spring, and the conductive part is inserted in the claw spring to realize the conductive contact during the work; the beneficial effects of utility model embody: through use in the needle tubing set up electric conduction part and claw spring of mutually supporting, when the needle shaft was pressed down and is got into operating condition, the electric conduction part was inserted in the claw spring, was promptly realized the in close contact with the electric conduction part by the claw spring to carry out the current transmission between each part, effectively prevent the disconnected news defect that leads to because high frequency vibration in the use, improve whole job stabilization nature and reliability.
Description
Technical Field
The utility model relates to a spring needle refers in particular to a can keep stable switch on the heavy current spring needle of instantaneous absolutely of shock resistance of uninterrupted duration.
Background
The spring needle is a basic spring type probe, along with the continuous development of science and technology, the spring needle has been widely applied to cell-phone, intelligence is worn, on electronic product such as intelligent house, in order to realize functions such as charge-discharge and signal transmission, current spring needle all comprises needle axle, spring and three essential element of needle tubing usually, in big current spring needle, be provided with the ball body under the needle axle, the spring sets up in ball body side, this structure is under conventional environment, can the overcurrent, but under the high-frequency vibration environment, the easy contact part separation that leads to because the vibration between the structure, thereby make the spring needle appear the problem of outage in the twinkling of an eye and the signal that breaks in the twinkling of an eye, the whole contact is unreliable, operating condition is unstable.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model aims at providing a spring needle, refer in particular to a can keep stable switch on the vibration resistance of uninterrupted duty and prevent the heavy current spring needle of instantaneous interruption.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a vibration-resistant prevents instantaneous disconnected heavy current spring needle, includes needle tubing, needle axle and tail stopper, the needle tubing is both ends open-ended cavity body, needle axle slidable set up with telescopically in the top of needle tubing, tail stopper fixed mounting in the end of needle tubing, be provided with reset spring between needle axle and the tail stopper, the needle axle is provided with to insert and locates the conductive part among the reset spring, the tail stopper be provided with the needle tubing inside wall laminates each other and realizes electrically conductive linking part, linking part is provided with the claw spring, when the needle axle is in compression state, the conductive part is inserted along with the downstream of needle axle and is located in the claw spring to make the claw spring pinch tight the conductive part, realize the needle axle with the antivibration conductive contact of tail stopper, when the needle axle is in non-compression state, the conductive part is along with the upward movement of needle axle is in order to follow to deviate from in the claw spring, disconnection is achieved.
Preferably, the engagement portion is provided with an installation groove, and the pawl spring is embedded in the installation groove.
Preferably, the claw spring includes holding ring and a plurality of shell fragment, holding ring and a plurality of shell fragment integrated into one piece, a plurality of the shell fragment be certain clearance ground circumference distribute in the below of holding ring, the holding ring card is located in the mounting groove, and support in on the inside wall of linking portion, in order to realize the claw spring with the electrically conductive contact of tail stopper.
Preferably, the needle shaft and the conductive part are integrally formed, the needle shaft comprises a needle head and a limiting boss, the limiting boss is integrally formed between the needle head and the conductive part, and the limiting boss is slidably arranged in the needle tube.
Preferably, one end of the return spring abuts against the bottom of the limiting boss, and the other end of the return spring abuts against the top of the connecting part.
The utility model provides a vibration-proof prevents instantaneous disconnected heavy current spring needle, includes needle tubing, needle axle and tail stopper, the needle tubing is both ends open-ended cavity body, needle axle slidable set up with telescopically in the top of needle tubing, tail stopper fixed mounting in the end of needle tubing, the needle axle with be provided with reset spring between the tail stopper, the needle axle is provided with the claw spring, the tail stopper is provided with to insert and locates conductive part among the reset spring works as when the needle axle is in compression state, the conductive part is along with the downstream of needle axle is inserted and is located among the claw spring, so that the claw spring is held between fingers the conductive part realizes the needle axle with the antivibration conductive contact of tail stopper works as when the needle axle is in non-compression state, the conductive part is along with the upward movement of needle axle is in order to follow deviate from among the claw spring, realizes the disconnection.
Preferably, the tail plug is integrally formed with a joining part which is jointed with the inner wall of the needle tube to form conduction, and the conducting part is arranged on the central axis of the joining part and integrally formed with the conducting part.
Preferably, the needle shaft comprises a needle head and a limiting boss which are integrally formed, the limiting boss is slidably clamped in the needle tube, the limiting boss is provided with an installation groove with an opening at the bottom, and the pawl spring is embedded in the installation groove.
Preferably, the claw spring includes holding ring and a plurality of shell fragment, holding ring and a plurality of shell fragment integrated into one piece, a plurality of the shell fragment be certain clearance ground circumference distribute in the top of holding ring, the holding ring card is located in the mounting groove, and support in on the inside wall of spacing boss, in order to realize the claw spring with the electrically conductive contact of needle axle.
Preferably, one end of the return spring abuts against the bottom of the limiting boss, and the other end of the return spring abuts against the top of the connecting part.
The beneficial effects of the utility model embody: the utility model aims at providing a vibration resistance prevents instantaneous disconnected heavy current spring needle, through use in the needle tubing set up the conductive part and the claw spring of mutually supporting, when the needle shaft is pushed down and gets into operating condition, the conductive part inserts in the claw spring, by the claw spring with the conductive part promptly realize in close contact with to carry out the current transmission between each part, effectively prevent in the use because the outage defect that high-frequency vibration leads to, improve whole job stabilization nature and reliability.
Drawings
Fig. 1 is a schematic view of an overall structure of a first embodiment of the present invention.
Fig. 2 is a cross-sectional view of the overall structure of the first embodiment of the present invention.
Fig. 3 is a cross-sectional view of the first embodiment of the present invention in an operating state.
Fig. 4 is a sectional view of the overall structure of the second embodiment of the present invention.
Fig. 5 is a sectional view of the second embodiment of the present invention in an operating state.
Reference is made to the accompanying drawings in which:
1-a needle tube; 2-needle shaft; 3-a tail plug; 4-a return spring; 5-a conductive portion; 6-an engagement portion; 7-pawl spring; 8-mounting grooves; 9-a positioning ring; 10-a spring plate; 11-a needle head; 12-limiting lug boss.
Detailed Description
In the following description, any concept relating to the directions or orientations of up, down, left, right, front, and rear is given with respect to the position shown in the drawings being described, and thus should not be construed as particularly limiting the technical solution provided by the present invention.
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
the first embodiment is as follows:
as shown in fig. 1-3, a vibration-proof and instantaneous-break-proof large-current spring needle comprises a needle tube 1, a needle shaft 2 and a tail plug 3, wherein the needle tube 1 is a hollow tube body with openings at two ends, the needle shaft 2 is slidably and telescopically arranged at the top end of the needle tube 1, the tail plug 3 is fixedly arranged at the tail end of the needle tube 1, a return spring 4 is arranged between the needle shaft 2 and the tail plug 3, the needle shaft 2 is provided with a conductive part 5 inserted in the return spring 4, the tail plug 3 is provided with an engaging part 6 mutually fitted with the inner side wall of the needle tube 1 to realize the conduction, the engaging part 6 is provided with a claw spring 7, when the needle shaft 2 is in a compression state, the conductive part 5 is inserted in the claw spring 7 along with the downward movement of the needle shaft 2, so that the claw spring 7 pinches the conductive part 5 to realize the vibration-proof conductive contact between the needle shaft 2 and the tail plug 3, when the needle shaft 2 is in a non-compressed state, the conductive portion 5 is disengaged from the pawl spring 7 in accordance with the upward movement of the needle shaft 2, and disconnection is achieved.
Preferably, the engagement portion 6 is provided with an installation groove 8, and the pawl spring 7 is embedded in the installation groove 8.
Preferably, the claw spring 7 includes a positioning ring 9 and a plurality of shell fragment 10, positioning ring 9 and a plurality of shell fragment 10 integrated into one piece, a plurality of shell fragment 10 is certain clearance ground circumference distribute in the below of positioning ring 9, positioning ring 9 card is located in the mounting groove 8, and support in on the inside wall of linking portion 6, in order to realize claw spring 7 with the electrically conductive contact of tail plug 3.
Preferably, the needle shaft 2 and the conductive part 5 are integrally formed, the needle shaft 2 includes a needle head 11 and a limiting boss 12, the limiting boss 12 is integrally formed between the needle head 11 and the conductive part 5, and the limiting boss 12 is slidably disposed in the needle tube 1.
Preferably, one end of the return spring 4 abuts against the bottom of the limit boss 12, and the other end abuts against the top of the engagement portion 6.
Specifically, in an operating state, the needle head 11 is pressed from top to bottom, so that the needle shaft 2 is pressed into the needle tube 1 as a whole, the downward axial downward pressing motion of the needle shaft 2 drives the conductive part 5 located below the needle shaft 2 to slide down synchronously until the conductive part 5 is inserted into the claw spring 7 in the tail plug 3, the conductive part 5 is gripped by a plurality of elastic pieces 10 on the claw spring 7 respectively, the conductive part 5 can be tightly arranged in the claw spring 7, so that the needle shaft 2 and the tail plug 3 are conducted with each other through the claw spring 7, meanwhile, the positioning ring 9 on the claw spring 7 is attached to the inner side wall of the connecting part 6 on the tail plug 3 to be conducted, the outer side part of the connecting part 6 on the tail plug 3 is attached to the inner side wall of the needle tube 1 to be conducted to form a current contact point, and further, and the whole large current circulation is realized.
Specifically, in the non-operating state, the needle 11 is in a non-pressurized state, at this time, the return spring 4 located below the limit boss 12 applies an elastic force to the needle, so as to eject the entire needle shaft 2 from bottom to top out of the needle tube 1, and when the needle shaft 2 moves axially upward, the conductive part 5 slides upward along with the needle shaft 2, so that the conductive part 5 located below the needle shaft 2 is removed from the pawl spring 7, and the mutual disconnection is realized.
Example two:
as shown in fig. 4-5, a vibration-proof and instantaneous-break-proof large current spring needle comprises a needle tube 1, a needle shaft 2 and a tail plug 3, wherein the needle tube 1 is a hollow tube body with openings at two ends, the needle shaft 2 is slidably and telescopically arranged at the top end of the needle tube 1, the tail plug 3 is fixedly arranged at the tail end of the needle tube 1, a return spring 4 is arranged between the needle shaft 2 and the tail plug 3, the needle shaft 2 is provided with a claw spring 7, the tail plug 3 is provided with a conductive part 5 inserted in the return spring 4, when the needle shaft 2 is in a compressed state, the conductive part 5 is inserted in the claw spring 7 along with the downward movement of the needle shaft 2, so that the claw spring 7 tightly pinches the conductive part 5, the vibration-proof conductive contact between the needle shaft 2 and the tail plug 3 is realized, when the needle shaft 2 is in an uncompressed state, the conductive part 5 moves upward along with the needle shaft 2 to be separated from the claw spring 7, disconnection is achieved.
Preferably, the tail plug 3 is integrally provided with a joint part 6 which is jointed with the inner wall of the needle tube 1 to form conduction, and the conductive part 5 is arranged on the central axis of the joint part 6 and is integrally formed with the conductive part 5.
Preferably, the needle shaft 2 comprises a needle head 11 and a limit boss 12 which are integrally formed, the limit boss 12 is slidably clamped in the needle tube 1, the limit boss 12 is provided with a mounting groove 8 with an opening at the bottom, and the pawl spring 7 is embedded in the mounting groove 8.
Preferably, the pawl spring 7 includes a positioning ring 9 and a plurality of shell fragment 10, positioning ring 9 and a plurality of shell fragment 10 integrated into one piece, a plurality of shell fragment 10 be certain clearance ground circumference distribute in the top of positioning ring 9, positioning ring 9 card is located in the mounting groove 8, and support in on the inside wall of spacing boss 12, in order to realize the pawl spring 7 with the electrically conductive contact of needle axle 2.
Preferably, one end of the return spring 4 abuts against the bottom of the limit boss 12, and the other end abuts against the top of the engagement portion 6.
Specifically, in an operating state, the needle head 11 is pressed from top to bottom, so that the needle shaft 2 is pressed into the needle tube 1 as a whole, the downward axial downward pressing motion of the needle shaft 2 drives the claw spring 7 located in the limiting boss 12 below the needle shaft 2 to slide down synchronously, the conductive part 5 located at the top of the tail plug 3 is inserted into the claw spring 7, the conductive parts 5 are respectively gripped by a plurality of elastic pieces 10 on the claw spring 7, the conductive parts 5 can be tightly arranged in the claw spring 7, mutual conduction between the needle shaft 2 and the tail plug 3 is realized through the claw spring 7, meanwhile, the positioning ring 9 on the claw spring 7 is attached to the inner side wall of the limiting boss 12 to realize conduction, direct conductive transmission between the tail plug 3 and the claw spring 7 is realized, and further, the whole large current circulation is realized.
Specifically, in the non-operating state, the needle 11 is in a non-pressurized state, at this time, the return spring 4 located below the limit boss 12 applies an elastic force to the needle to eject the entire needle shaft 2 from bottom to top out of the needle tube 1, and when the needle shaft 2 moves axially upward, the pawl spring 7 slides upward along with the needle shaft 2, so that the pawl spring 7 located below the needle shaft 2 is disengaged from the conductive portion 5, and mutual disconnection is achieved.
The above, it is only the preferred embodiment of the present invention, not right the technical scope of the present invention makes any restriction, the technical personnel of the industry, under this technical scheme's enlightenment, can do some deformation and modification, all the basis the utility model discloses a technical essence is to any modification, the equivalent change and the modification of the above embodiment do, all still belong to the technical scheme's scope of the present invention.
Claims (9)
1. The utility model provides a large current spring needle that transient interruption is prevented in anti vibration which characterized in that: comprises a needle tube, a needle shaft and a tail plug, wherein the needle tube is a hollow tube body with openings at two ends, the needle shaft is arranged at the top end of the needle tube in a sliding and telescopic way, the tail plug is fixedly arranged at the tail end of the needle tube, a return spring is arranged between the needle shaft and the tail plug, the needle shaft is provided with a conductive part inserted in the reset spring, the tail plug is provided with a joint part mutually jointed with the inner side wall of the needle tube to realize the conductivity, the joint part is provided with a claw spring, when the needle shaft is in a compressed state, the conductive portion is inserted into the pawl spring with the downward movement of the needle shaft, so that the claw spring pinches the conductive part to realize the vibration-proof conductive contact of the needle shaft and the tail plug, when the needle shaft is in a non-compressed state, the conductive part is disengaged from the pawl spring along with the upward movement of the needle shaft.
2. A vibration-proof and instant-break-proof high-current pogo pin as claimed in claim 1, wherein: the joint part is provided with an installation groove, and the claw spring is embedded in the installation groove.
3. A vibration-proof and instant-break-proof high-current pogo pin as claimed in claim 2, wherein: the claw spring includes holding ring and a plurality of shell fragment, holding ring and a plurality of shell fragment integrated into one piece, a plurality of the shell fragment be certain clearance ground circumference distribute in the below of holding ring, the holding ring card is located in the mounting groove to support in on the inside wall of linking portion, in order to realize the claw spring with the electrically conductive contact of tail plug.
4. A vibration-proof and instant-break-proof high-current pogo pin as claimed in claim 1, wherein: the needle shaft with conductive part integrated into one piece, the needle shaft includes syringe needle and spacing boss, spacing boss integrated into one piece in the syringe needle with between the conductive part, spacing boss slidable ground set up in the needle tubing.
5. The vibration-resistant and instant-break-resistant high-current pogo pin of claim 4, wherein: one end of the return spring is abutted against the bottom of the limiting boss, and the other end of the return spring is abutted against the top of the joining part.
6. The utility model provides a large current spring needle that transient interruption is prevented in anti vibration which characterized in that: including needle tubing, needle shaft and tail stopper, the needle tubing is both ends open-ended cavity body, the needle shaft slidable set up telescopically in the top of needle tubing, the tail stopper fixed mounting in the end of needle tubing, the needle shaft with be provided with reset spring between the tail stopper, the needle shaft is provided with the claw spring, the tail stopper is provided with and inserts and locates conductive part among the reset spring, works as when the needle shaft is in compression state, the conductive part is along with the downstream of needle shaft inserts and locates in the claw spring, so that the claw spring is held between the fingers the conductive part realizes the needle shaft with the antivibration conductive contact of tail stopper, works as when the needle shaft is in non-compression state, the conductive part is along with the upward movement of needle shaft is in order to follow deviate from in the claw spring, realizes the disconnection.
7. The vibration-resistant and instant-break-resistant high-current pogo pin of claim 6, wherein: the tail plug is integrally formed with a connection portion which is connected with the inner wall of the needle tube in a fit mode, and the conductive portion is arranged on the central axis of the connection portion and integrally formed with the conductive portion.
8. The vibration-resistant and instant-break-resistant high-current pogo pin of claim 6, wherein: the needle shaft comprises a needle head and a limiting boss which are integrally formed, the limiting boss is slidably clamped in the needle tube, the limiting boss is provided with a mounting groove with an opening at the bottom, and the claw spring is embedded in the mounting groove.
9. A vibration-resistant and instant-break-resistant high-current pogo pin as claimed in claim 8, wherein: the claw spring comprises a positioning ring and a plurality of elastic pieces, wherein the positioning ring and the elastic pieces are integrally formed, the elastic pieces are circumferentially distributed above the positioning ring at a certain interval, the positioning ring is clamped in the mounting groove and supports against the inner side wall of the limiting boss, and therefore the claw spring is in conductive contact with the needle shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335172.XU CN214754285U (en) | 2021-02-05 | 2021-02-05 | Vibration-proof and instantaneous-break-proof large-current spring needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335172.XU CN214754285U (en) | 2021-02-05 | 2021-02-05 | Vibration-proof and instantaneous-break-proof large-current spring needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214754285U true CN214754285U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120335172.XU Active CN214754285U (en) | 2021-02-05 | 2021-02-05 | Vibration-proof and instantaneous-break-proof large-current spring needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214754285U (en) |
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2021
- 2021-02-05 CN CN202120335172.XU patent/CN214754285U/en active Active
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