CN207923961U - It is a kind of can circumferential spinning current probe structure - Google Patents

Abstract

The utility model discloses it is a kind of can circumferential spinning current probe structure, it is a kind of can circumferential spinning current probe structure, including probe and axis, further include circumferentially rotating component, probe and the design of axis fission, the two is mechanically connected by clamp spring, clamp spring specifically uses the spring leaf of annular notch, there is twice probe slot in inside probe, its front-end surface is the probe flank of tooth, rear end surface is to puncture the flank of tooth, it is corresponding with probe slot inside axis to be equipped with twice channel slot, its outer surface is evenly equipped with multiple tracks ball grooves, specifically, ball grooves number is 3, either 4, either 5.The design seperated with axis of the utility model probe, using different material characters, and makes larger change on puncturing mode, oxide layer is punctured using spinning, it is small to puncture pressure at present, can effectively scratch oxide layer.

Description

It is a kind of can circumferential spinning current probe structure

Technical field

The utility model is related to field of electrical components, more particularly to it is a kind of can circumferential spinning current probe structure.

Background technology

Test probe is to be applied to a kind of test connecting electronic component in Electronic Testing, and traditional test probe is mainly visited Survey signal or micro-current.

The electric current needle of conventional probe is all one-piece type material, but good to pursue electric conductivity, the hardness of material itself, resistance to Mill property would not be very strong；The good material of hardness, wearability, electric conductivity will it is on the weak side very much, difficulty makes the best of both worlds；

Application of the test probe mainly in lithium battery industry is relatively conventional, and the lug surface of lithium battery industry battery has Layer oxide film protects its own not oxidized aggravation.And this can cause when Battery formation, charge and discharge, electric current not by Conducting.

And conventional probe, which punctures, to be pushed by force by spring pressure, and oxide layer is punctured, when needing to transmit high current When, the point punctured will be more, and the strength of demand will be bigger, and there are intensity and strength are insufficient for the rack of integral device at present The case where, it pushes by force and punctures the effect of oxide layer and comply with one's wishes not to the utmost.

Utility model content

The utility model to solve the above problems, provide it is a kind of can circumferential spinning current probe structure, probe is in Axis fission designs, and using different material characters, and makes larger change on puncturing mode, oxidation is punctured using spinning Layer, it is small to puncture pressure at present, can effectively scratch oxide layer.

In order to achieve the above objectives, the technical solution adopted in the utility model is：It is a kind of can circumferential spinning current probe knot Structure, including probe and axis further include circumferentially rotating component, and probe and the design of axis fission, the two pass through clamp spring machinery Connection, clamp spring specifically use the spring leaf of annular notch, and it is probe tooth to have twice probe slot, front-end surface in probe inside Face, rear end surface are to puncture the flank of tooth, and corresponding with probe slot inside axis to be equipped with twice channel slot, outer surface is evenly equipped with multiple tracks Ball grooves, specifically, ball grooves number is 34 or 5；

It includes ball and spinning swivel becket to circumferentially rotate component, and spinning swivel becket is set on the outside of axis, which is provided with Ball grooves correspond to the protrusion of number, and each protrusion medial surface is equipped with the holding groove of round indent and ball grooves fix ball.

Further, clamp spring number is 2, by the first jump-ring slot of probe periphery and axis front end inside circumference Second jump-ring slot locks, and when realizing the mechanical connection of probe and axis, needs logical by four on axis circumference Position-limited needle is inserted into hole, clamp spring will not be locked by the first jump-ring slot and the second jump-ring slot in advance in front end, to complete card Orderly locking of the spring in inside circumference rear end and front end.

Further, probe slot forward end diameter becomes smaller, and channel slot rear end diameter becomes smaller, probe slot and the channel slot Between be equipped with position-limiting tube.

Further, ball grooves are the track groove that front end carries angle offset, and groove body is slightly larger than ball diameter.

Further, probe is made of high rigidity, high-wearing feature and the weak material of electric conductivity, and axis is using highly conductive The material of property, soft and low wearability is made.

In conclusion the utility model has the following advantages that：

1, the probe structure of script integral type is made into the separate structure of probe and axis by the utility model, and the two is adopted It can be prolonged the service life while ensureing that electric current transmission is reliable and stable with different material characters；

2, the utility model is additionally provided with the flank of tooth in the rear end of probe, can be effectively ensured and improve the laser propagation effect of electric current.

3, the utility model makes larger change on puncturing mode, and oxide layer is punctured using spinning, punctures pressure at present It is small, it can effectively scratch oxide layer.

4, the utility model is in the through-hole of clamp spring installed by axis circumferential end, facilitate be arranged clamp spring in rear end with Middle axis connection reduces installation difficulty.

Description of the drawings

Fig. 1 is the utility model preferred embodiment structural schematic diagram；

Fig. 2 is spinning swivel becket structural schematic diagram；

Fig. 3 is middle shaft structure diagrammatic cross-section；

Fig. 4 is clip spring structure schematic diagram.

Wherein：

1, probe；2, axis；3, component is circumferentially rotated；4, position-limiting tube；5, clamp spring；11, probe slot；12, the probe flank of tooth； 13, the flank of tooth is punctured；14, the first jump-ring slot；21, channel slot；22, ball grooves；23, the second jump-ring slot；31, ball；32, spinning turns Rotating ring；321, raised；322, holding groove.

Specific implementation mode

The utility model is further described with reference to the accompanying drawings and embodiments：

Embodiment 1：

It is a kind of can the current probe structure of circumferential spinning further include as shown in attached drawing 1~3, including probe 1 and axis 2 Component 3 is circumferentially rotated, probe 1 and the seperated design of axis 2, the two are mechanically connected by clamp spring 5, and clamp spring 5 is specifically using annular The spring leaf of notch, it is the probe flank of tooth 12 to have twice probe slot 11, front-end surface in the inside of probe 1, and rear end surface is thorn The broken flank of tooth 13,2 inside of axis is corresponding with probe slot 11 to be equipped with twice channel slot 21, and outer surface is evenly equipped with three ball grooves 22, specifically, ball grooves 22 are the track groove that front end carries angle offset.

With continued reference to attached drawing 2, it includes ball 31 and spinning swivel becket 32 to circumferentially rotate component 3, and spinning swivel becket 32 is arranged In 2 outside of axis, the protrusion 321 of number corresponding with ball grooves 22 is which is provided with, i.e., 321 numbers of protrusion are 3, and each protrusion 321 medial surfaces are equipped with the holding groove 322 of round indent, which fixes ball 31 with ball grooves 22, turn to circumferential Dynamic component 3 can on axis vertical motion.

In seperated probe 1 and axis 2 are mechanically connected, in conjunction with attached drawing 1~3,5 numbers of clamp spring are 2, by probe 1 First jump-ring slot 14 of periphery and the second jump-ring slot 23 of 2 front end inside circumference of axis lock, and are realizing probe 1 It is specific to need to be inserted into position-limited needle by four through-holes on axis circumference when with the mechanical connection of axis 2, it will not be by clamp spring 3 Front end is locked by the first jump-ring slot 14 and the second jump-ring slot 23 in advance, to complete clamp spring 3 inside circumference rear end and before The orderly locking at end.

Preferably, 11 forward end diameter of probe slot becomes smaller, and 21 rear end diameter of channel slot becomes smaller, probe slot 11 and channel slot Be equipped with position-limiting tube 4 between 21, position-limiting tube 4 can prevent by the two that clamp spring 5 is mechanically connected generate circumference to degree of freedom by The use of probe is influenced, and probe slot 11 and channel slot 21 are then for voltage probe structure to be arranged.

It is worth noting that, probe 1 is made of high rigidity, high-wearing feature and the weak material of electric conductivity, axis 2 uses The material of high conductivity, soft and low wearability is made, and the two mechanically connects, and has reached and has perfectly agreed with, and And the groove body diameter of ball grooves 22 is slightly larger than the diameter of ball 31, and its number is not limited only to 3, can also be 4 either 5 It is a.

Illustrating continuing with working mechanism, protrusion 321 is agreed with the groove on the inside of external plastics fixing sleeve, completes to fix, And after 12 face lithium battery oxide layer of the probe flank of tooth, external plastics fixing sleeve pushes spinning swivel becket 32 to push.

At present in current probe on the market, external plastics fixing sleeve pushes directly on axis pushing, i.e., the probe flank of tooth 12 it Interior vertical degree of freedom, without circumference to degree of freedom, and in the utility model structure, external plastics fixing sleeve pushes rotation Swivel becket 32 is pressed to push, under the action of ball 31, spinning swivel becket 32 has vertical degree of freedom along ball grooves 22, and Front end carry angle offset section, because of the fixed spinning swivel becket 32 of external plastics fixing sleeve, thus its can not occur circumference to Displacement, to, axis 2 there are circumference to degree of freedom, and because position-limiting tube 4 presence, therefore probe 1 can spinning puncture oxygen Change layer.

The above embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with this skill The people of art can understand the content of the utility model and implement according to this, can not limit the scope of protection of the utility model with this. It is all according to the spirit of the present invention substantially equivalent transformation that is done or modification, should all cover the scope of protection of the utility model it It is interior.

Claims (5)

1. it is a kind of can circumferential spinning current probe structure, including probe（1）And axis（2）, it is characterised in that：It further include week To runner assembly（3）, the probe（1）With the axis（2）Fission design, the two pass through clamp spring（5）Mechanical connection, it is described Probe（1）There is twice probe slot in inside（11）, front-end surface is the probe flank of tooth（12）, rear end surface is to puncture the flank of tooth （13）, the axis（2）The internal and probe slot（11）It is corresponding to be equipped with twice channel slot（21）, outer surface is evenly equipped with more Road ball grooves（22）；

It is described to circumferentially rotate component（3）Including ball（31）With spinning swivel becket（32）, the spinning swivel becket（32）It is set in The axis（2）Outside which is provided with and the ball grooves（22）The protrusion of corresponding number（321）, each protrusion（321） Medial surface is equipped with the holding groove of round indent（322）With the ball grooves（22）The fixed ball（31）.

2. according to claim 1 it is a kind of can circumferential spinning current probe structure, it is characterised in that：The clamp spring（5）It is a Number is 2, by the probe（1）First jump-ring slot of periphery（14）With the axis（2）The second of front end inside circumference Jump-ring slot（23）It locks.

3. according to claim 2 it is a kind of can circumferential spinning current probe structure, it is characterised in that：The probe slot（11） Forward end diameter becomes smaller, the channel slot（21）Rear end diameter becomes smaller, the probe slot（11）With the channel slot（21）It Between be equipped with position-limiting tube（4）.

4. it is according to claim 1 or claim 2 it is a kind of can circumferential spinning current probe structure, it is characterised in that：The ball grooves （22）The track groove of angle offset is carried for front end, groove body is slightly larger than the ball（31）Diameter.

5. according to claim 4 it is a kind of can circumferential spinning current probe structure, it is characterised in that：The ball grooves（22） Number is 34 or 5.