CN208752152U - Energization test platform and energization test fixture - Google Patents

Abstract

The utility model provides a kind of energization test fixture, belongs to the power-on test device field in electromechanical equipment, which includes probe installation part, limited block, propulsion device and mounting platform.This energization test fixture is provided with the probe in step arrangement on probe installation part, so that completely separated between positive and negative electrode probe, it is therefore prevented that the generation of short-circuit dangerous situation after being powered between probe；This energization test fixture is provided with telescopic probe also on probe, it is ensured that for pin when contacting with probe, probe has the surplus of variation, avoids pin stress and is bent.The energization test fixture is suitable for test ptc heater semi-finished product, when propulsion device pushes ptc heater semi-finished product and probe to contact, limited block can make ptc heater semi-finished product be maintained at ideal operating position, avoid pushing meanss and ptc heater semi-finished product is excessively promoted to keep its pin impaired.

Description

Energization test platform and energization test fixture

Technical field

The utility model relates to power-on test device fields, in particular to a kind of energization test platform and the survey that is powered Trial work dress.

Background technique

As the energy-saving and emission-reduction of global range need, electric car becomes the trend of future automobile development, ptc heater Since its performance is stable, heating is influenced the features such as smaller rapidly and by mains fluctuations to become electric car indispensable Important spare part.

Ptc heater is made of multiple heating units with heating function, and multiple heating units are being assembled into semi-finished product When need by a series of energization test, the product of only performance qualification, which just can be carried out, assembles goods, be powered dock test In process, need each PTC heating unit connecting circuit, however in existing measuring technology, it needs to single PTC heating unit connects one by one, has seriously affected testing efficiency；Further, when pushing ptc heater contact probe, if Be propeller dynamics it is too big, or to push distance proper without control, it is easy to collide pin and probe, so that pin quilt It bends, ptc heater is damaged.And the probe in existing energization test fixture is exposed in air, and there are certain peaces Full hidden danger.

Utility model content

One of the purpose of this utility model is to provide a kind of energization test platform, which, which is provided with, is horizontally arranged at interval Two rows of probe installing holes, can effectively avoid be powered after probe contact with each other caused by test equipment short circuit.

The another object of the utility model is to provide a kind of energization test fixture, fixed by being arranged in the outer surface of probe Position convex block, limits the installation site of probe, ensure that probe can be embedded entirely in probe installing hole, reduce operator The risk of electric shock.

At least one of in order to solve the above-mentioned technical problem, the utility model provides following technical scheme:

A kind of energization test platform, comprising: probe installation part, propulsion device and mounting platform；

Probe installation part and propulsion device are installed on mounting platform, and probe installation part is oppositely arranged with propulsion device, Material-putting space is provided between probe installation part and propulsion device；

It is provided with lug boss and recessed portion on surface of the probe installation part towards propulsion device, is offered on lug boss more A first probe installing hole offers multiple second probe installing holes on recessed portion.

Further, in the alternative embodiment of the utility model, surface and recessed portion of the lug boss towards propulsion device It is perpendicular with mounting platform towards the surface of propulsion device.

Further, in the alternative embodiment of the utility model, on the direction perpendicular to mounting platform, lug boss patch Nearly mounting platform, recessed portion is far from mounting platform.

Further, in the alternative embodiment of the utility model, energization test platform further includes limited block, limiting block Block is fixed on mounting platform, and limited block is arranged between propulsion device and probe installation part.

A kind of energization test fixture, including energization test platform above-mentioned and probe, probe include probe and probe base, Probe is mounted on one end of probe base, and probe can do stretching motion along probe base；It is visited in the first probe installing hole and second Probe is mounted in needle mounting hole, the first probe installing hole and the second probe installing hole are counter sink, and probe is fully embedded The counter sink portion of counter sink.

Further, in the alternative embodiment of the utility model, the outer surface of probe base is provided with locating convex block, sinks The counter sink portion of head bore has supporting surface, and locating convex block is connected to supporting surface to limit position of the probe in counter sink.

Further, in the alternative embodiment of the utility model, probe further includes conductive bar, and conductive bar is connected to probe One end far from probe on matrix.

Further, in the alternative embodiment of the utility model, energization test platform further includes probe support part, probe Supporting member is removably attachable to the surface of the separate propulsion device of probe installation part；It is installed in the close probe of probe support part Multiple through-holes are offered on the surface of part, through-hole is arranged in a one-to-one correspondence with the first probe installing hole, the second probe installing hole；Probe Matrix is installed in probe installation part and extends partially into probe support part, the connecting portion of conductive bar and probe base in In probe support part.

Further, in the alternative embodiment of the utility model, energization test fixture above-mentioned is suitable for heating PTC Device semi-finished product carry out energization test, and ptc heater semi-finished product are set in material-putting space above-mentioned, ptc heater semi-finished product The positive pin and negative pin of stepped arrangement are provided on the end face of probe installation part, being longer than for positive pin is negative Pole pin；Positive pin is arranged in a one-to-one correspondence with the probe being mounted in recessed portion, negative pin and is mounted in lug boss Probe is arranged in a one-to-one correspondence.

Further, in the alternative embodiment of the utility model, towards the surface of propulsion device and recess on lug boss It is equal towards the length difference between the spacing distance and positive pin and negative pin between the surface of propulsion device in portion.

The beneficial effects of the utility model include: the energization test fixture on its probe installation part be provided with it is stepped The counter sink of arrangement, the probe for the test that is powered is mounted in counter sink, so that the probe of positive and negative electrode is spaced apart from each other, it will not There is the situation of energized equipment short circuit.Locating convex block is provided on the outer surface of probe base, locating convex block may insure to visit Needle is fully mounted in counter sink outer without being exposed to.Further, on the energization test platform, for pushing PTC The projectile and limited block of heater semi-finished product cooperate, and ptc heater semi-finished product can be enable to be advanced ideal Operating position, guarantee that the pin of PTC is not subject to after contacting with probe excessive power and is bent.

Detailed description of the invention

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is the schematic diagram for the energization test platform that the utility model embodiment provides；

Fig. 2 is the schematic diagram for the energization test fixture that the utility model embodiment provides；

Fig. 3 is the schematic diagram of the first probe installing hole in energization test fixture shown in Fig. 2；

Fig. 4 is the schematic diagram of the installation probe of the first probe installing hole shown in Fig. 3；

Fig. 5 is the schematic diagram of the middle probe of energization test fixture shown in Fig. 2；

Fig. 6 is the cooperation signal between the middle probe of energization test fixture shown in Fig. 2 and probe installation part, probe support part Figure；

Fig. 7 is the schematic diagram of the installation ptc heater semi-finished product of energization test fixture shown in Fig. 2.

Icon: 100- energization test platform；110- probe；111- probe；112- probe base；113- conductive bar；114- Locating convex block；121- probe installation part；122- probe support part；The second probe installing hole of 123-；The first probe installing hole of 124-； 130- limited block；140- propulsion device；141- push plate；142- fixed plate；143- guide rod；150- mounting platform；200-PTC adds Hot device semi-finished product；300- energization test fixture.

Specific embodiment

It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "inner", "outside" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.

In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important Property or implicitly indicate the quantity of indicated technical characteristic and drawing reference numeral.The spy of " first ", " second " etc. is defined as a result, Sign can explicitly or implicitly include one or more of the features." multiple " contain in the description of the present invention, Justice is two or more, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, the arts such as term " installation ", " fixation ", " connection " Language shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed System.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be Concrete meaning.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Shown in referring to Fig.1, the energization test platform 100 in the present embodiment includes probe installation part 121, propulsion device 140, limited block 130 and mounting platform 150.Wherein, probe installation part 121, propulsion device 140, limited block 130 are solid On mounting platform 150, probe installation part 121 is oppositely arranged with propulsion device 140 for Dingan County, and two limited blocks 130 are arranged Between probe installation part 121 and propulsion device 140.Probe installation part 121, propulsion device 140 and limited block 130 surround shape At a material-putting space, for placing ptc heater semi-finished product 200.Further, it is provided on probe installation part 121 Recessed portion and lug boss offer multiple first probe installing holes 124 on lug boss, multiple second are offered on recessed portion Probe installing hole 123.

Referring to shown in Fig. 2, in the first probe installing hole 124 and the second probe installing hole 123 of energization test platform 100 It is mounted on probe 110, meeting give probe 110 to apply alternating current during energization test platform 100 works, if logical positive electricity is born with logical It is too close between the probe 110 of electricity to be easy to contact with each other and cause power device short-circuit.For this purpose, the energization of the utility model Test platform 100 is provided with recessed portion and lug boss on probe installation part 121.Setting in this way, so that being mounted on recessed Probe 110 in concave portion and lug boss has horizontally been spaced apart a certain distance, ensure that when probe 110 is powered, leads to It can not contact with each other between positive electricity and the probe 110 of logical negative electricity and cause short circuit.

Further, it is mutually perpendicular to towards the surface of propulsion device 140 with mounting platform 150 in lug boss and recessed portion, Probe 110 can be more easily encapsulated in the first probe installing hole 124 and the second probe installing hole 123 by such setting. In the alternative embodiment of the utility model, towards the surface of propulsion device 140 and mounting platform 150 in lug boss and recessed portion Between inclination angle be acute angle.

Further, the lug boss on probe installation part 121 is close to mounting platform 150, and recessed portion is far from mounting platform 150, such setting is to be mutually matched the probe 111 of probe 110 and the pin on ptc heater semi-finished product 200.? Recessed portion be may be set to be in the alternative embodiment of the utility model close to mounting platform 150, lug boss is far from mounting platform 150。

Further, propulsion device 140 includes fixed plate 142 and projectile, wherein it is flat that fixed plate 142 is fixed on installation On platform 150, pilot hole is offered in fixed plate 142.Projectile includes that push plate 141 and two are fixedly connected on push plate 141 together Guide rod 143 on one end face, guide rod 143 are inserted in pilot hole and can slide in pilot hole, are arranged around guide rod 143 There is spring, one end of spring is contacted with fixed plate 142, and the other end is contacted with push plate 141.When propulsion device 140 works, pressed Push plate 141 is pushed into stop motion behind the position of limited block 130 by the spring of contracting.

Referring to shown in Fig. 3 to Fig. 5, the probe 110 used in the energization test fixture 300 of the utility model includes probe 111, probe base 112 and conductive bar 113.Probe base 112 has opposite first end and second end, wherein probe 111 It is mounted on first end, conductive bar 113 is welded on second end.Spring, spring are additionally provided between probe 111 and probe base 112 One end 111 contacted with probe, the other end is contacted with probe base 112；So that probe 111 can be done relatively along probe base 112 Stretching motion.

Further, the locating convex block of annular is provided at the position of probe 111 in the outer surface of probe base 112 114, when probe 110 is placed in counter sink, which is stuck on the supporting surface of the counter sink portion in counter sink, limit Manufacturing probe 110 further gos deep into counter sink.It ensure that the installation site of probe 110 is correct, probe 110 can be embedded entirely in In counter sink.In this way, operator will not touch probe 110 and lead to the fortuitous event to get an electric shock after the energization of probe 110 Occur.

Further, detachably connected on the surface of probe installation part 121 back to propulsion device 140 referring to shown in Fig. 6 Probe support part 122.Tapped through hole is offered in the two sides of the length direction of probe installation part 121, in probe support part 122 Tapped blind hole is offered on length direction, probe installation part 121 is fixed together with probe support part 122 by screw. Counter sink above-mentioned is offered on probe installation part 121, is offered on probe support part 122 one-to-one with counter sink Through-hole.Probe base 112 is mounted in counter sink, and is extended partially into through-hole.When the conductive bar 113 on probe 110 and visit 112 poor contact of needle matrix when needing to repair and replace, can disassemble and be connected to probe installation part 121 and probe branch Screw between bearing member 122, and probe support part 122 is unloaded, conductive bar 113 can be exposed to outside, be convenient for changing and led with installation Electric item 113.

Referring to shown in Fig. 7, the energization test fixture 300 of ptc heater semi-finished product 200, ptc heater semi-finished product are installed 200 are provided with row's anode pin and row's negative pin on the end face of probe installation part 121.Wherein, positive pin with On length difference and lug boss between negative pin towards on the surface of propulsion device 140 and recessed portion towards propulsion device 140 Surface between spacing it is consistent, ensure that ptc heater semi-finished product 200 be powered test when, each pin and probe 110 it Between can completely attach to and be connected.

Further, it is each provided with a limited block 130 in the two sides of ptc heater semi-finished product 200, works as propulsion device 140 push ptc heater semi-finished product 200 to when the movement of probe 110, and limited block 130 can limit the propulsion of propulsion device 140 Distance guarantees that ptc heater semi-finished product 200 are advanced and stops continuing to promote after its pin contacts with each other with probe 110.It avoids Because the case where pin bending deformation caused by excessive contact of the pin with probe 110, occurs.

Energization test fixture 300 provided by the utility model is provided with stepped arrangement on its probe installation part 121 Counter sink, for be powered test probe 110 be mounted in counter sink.It is fixed to be provided on the outer surface of probe base 112 Position convex block 114, locating convex block 114 may insure that probe 110 is entirely encapsulated into counter sink, it is ensured that probe 110 will not be by The case where operator touches, and avoids electric shock generation.And it is mounted on the stepped distribution of probe 110 in counter sink, When probe 110 is powered on, the probe 110 of logical positive electricity and logical negative electricity is spaced apart, it is not easy to cause test equipment short-circuit. Further, in the energization test fixture 300 of the utility model, for pushing the propulsion device of ptc heater semi-finished product 200 140 cooperate with limited block 130, and ptc heater semi-finished product 200 can be enable to be advanced ideal operating position, Guarantee that the pin of PTC is not subject to after contacting with probe 110 excessive power and is bent.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of energization test platform characterized by comprising probe installation part, propulsion device and mounting platform；

The probe installation part and the propulsion device are installed on the mounting platform, and the probe installation part is pushed away with described It is oppositely arranged into device, is provided with material-putting space between the probe installation part and the propulsion device；

In the probe installation part towards being provided with lug boss and recessed portion on the surface of the propulsion device, on the lug boss Multiple first probe installing holes are offered, multiple second probe installing holes are offered on the recessed portion.

2. energization test platform according to claim 1, which is characterized in that the lug boss is towards the propulsion device Surface and the recessed portion are perpendicular with the mounting platform towards the surface of the propulsion device.

3. energization test platform according to claim 1, which is characterized in that on the direction of the vertical mounting platform, The lug boss is close to the mounting platform, and the recessed portion is far from the mounting platform.

4. energization test platform according to claim 1, which is characterized in that the energization test platform further includes limiting block Block, the limited block are fixed on the mounting platform, and the limited block is arranged in the propulsion device and the probe Between installation part.

5. a kind of energization test fixture, which is characterized in that including energization test platform according to claim 1 and probe, The probe includes probe and probe base, and described pop one's head in is mounted on one end of the probe base, and the probe can be along described Probe base does stretching motion；The spy is mounted in first probe installing hole and second probe installing hole Needle, first probe installing hole and second probe installing hole are counter sink, and the probe is fully embedded the countersunk head The counter sink portion in hole.

6. energization test fixture according to claim 5, which is characterized in that the outer surface of the probe base is provided with fixed Position convex block, the counter sink portion of the counter sink have supporting surface, and it is described to limit that the locating convex block is connected to the supporting surface Position of the probe in the counter sink.

7. energization test fixture according to claim 5, which is characterized in that the probe further includes conductive bar, described to lead Electric item is connected to one end on the probe base far from the probe.

8. energization test fixture according to claim 7, which is characterized in that the energization test platform further includes probe branch Bearing member, the probe support part are removably attachable to the surface far from the propulsion device of the probe installation part；Institute That states probe support part offers multiple through-holes, the through-hole and first probe on the surface of the probe installation part Mounting hole, second probe installing hole are arranged in a one-to-one correspondence；The probe base be installed in the probe installation part and It extends partially into the probe support part, the connecting portion of the conductive bar and the probe base is in the probe support part In.

9. energization test fixture according to claim 5, which is characterized in that it is suitable for ptc heater semi-finished product into Row is powered test, and the ptc heater semi-finished product are set in the material-putting space, the ptc heater semi-finished product it is close The positive pin and negative pin of stepped arrangement, the length of the anode pin are provided on the end face of the probe installation part In the negative pin；The anode pin is arranged in a one-to-one correspondence with the probe being mounted in the recessed portion, and the cathode draws Foot is arranged in a one-to-one correspondence with the probe being mounted in the lug boss.

10. energization test fixture according to claim 9, which is characterized in that filled on the lug boss towards the propulsion On the surface set and the recessed portion towards between the surface of the propulsion device spacing distance and the positive pin with it is described Length difference between negative pin is equal.