CN219799554U - Binding clip for radiator fan test - Google Patents
Binding clip for radiator fan test Download PDFInfo
- Publication number
- CN219799554U CN219799554U CN202321203658.3U CN202321203658U CN219799554U CN 219799554 U CN219799554 U CN 219799554U CN 202321203658 U CN202321203658 U CN 202321203658U CN 219799554 U CN219799554 U CN 219799554U
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- China
- Prior art keywords
- movable clamp
- clamp
- magnet
- testing
- radiator fan
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 6
- 238000011056 performance test Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the field of jointing clamps for testing, in particular to a jointing clamp for testing a cooling fan. The key points of the technical scheme are as follows: comprises a first movable clamp and a second movable clamp which are connected with each other in a rotating way, wherein the second movable clamp is provided with a through hole; the magnet is fixedly arranged on the first movable clamp; the adjustable piece penetrates through the through hole and is adjustably arranged on the second movable clamp, and one end of the adjustable piece is opposite to the magnet; the device at least comprises a state, wherein the magnet and the adjustable piece are mutually attracted, so that the first movable clamp and the second movable clamp are mutually clamped.
Description
Technical Field
The utility model relates to the field of jointing clamps for testing, in particular to a jointing clamp for testing a cooling fan.
Background
The energy storage of new energy automobiles (hybrid electric vehicles and pure electric vehicles) all need to use high-performance power batteries, and in the use process, the battery temperature often exceeds the normal use temperature, and even causes battery rupture, liquid leakage, fire and explosion, thereby influencing the reliability and the safety of the battery. Therefore, in the battery management system of the new energy automobile, a special battery cooling fan is often arranged to reduce the temperature of the battery during the use process. In order to ensure the reliability and the safety of the battery, the performance test of the cooling fan is also an important step in the production process of the cooling fan.
In the current performance test process of the cooling fan, a fixture is needed to connect a fan lead terminal with a power supply. The conventional clamp is used for clamping the wire ends through the springs, and the defect that when the wire ends are thin, the pre-stress of the springs is insufficient and the wire ends are easy to fall off; when the terminal head is crimped by the wire head, the pre-pressure of the spring is too large and the elastic sheet is easy to crush; there is a certain inconvenience in completing the performance test of the heat radiation fan.
Disclosure of Invention
In order to more conveniently control the pressure when clamping the bare wire end of a product to be tested in the process of testing the product, the utility model provides a jointing clamp for testing a cooling fan.
The utility model provides a jointing clamp for testing a cooling fan, which adopts the following technical scheme:
a jointing clamp for testing a cooling fan comprises a first movable clamp and a second movable clamp which are connected in a mutually rotating manner, wherein a through hole is formed in the second movable clamp;
the magnet is fixedly arranged on the first movable clamp;
the adjustable piece penetrates through the through hole and is adjustably arranged on the second movable clamp, and one end of the adjustable piece is opposite to the magnet; at least one state is included, the magnet and the adjustable piece are mutually attracted, so that the first movable clamp and the second movable clamp are mutually clamped.
Through the technical scheme: the relative position of the adjustable piece and the second movable clamp can be adjusted, the distance between the adjustable piece and the magnet can be adjusted, the attractive force between the adjustable piece and the magnet can be controlled, and therefore the pressure of the first movable clamp and the second movable clamp for clamping the bare wire end of the product to be tested can be controlled, and the purpose of conveniently controlling the pressure of the bare wire end is achieved.
Preferably, the through hole is internally provided with threads, the adjustable piece is a screw, and the screw is connected with the second movable clamp through the threads of the through hole.
Through the technical scheme: the screw can be screwed into the threaded through hole in a rotating mode, and then the relative position of the screw and the second movable clamp is changed in a rotating mode, so that the distance between the screw and the magnet is adjusted, and the purpose of controlling the pressure of the first movable clamp and the second movable clamp for clamping the bare wire end of the product to be tested is achieved.
Preferably, the screw is a fine tooth screw.
Through the technical scheme: the contact area of the fine tooth screw and the magnet is larger relative to the pointed screw, so that the attractive force between the fine tooth screw and the magnet is also larger; moreover, the thread pitch of the fine thread screw is small, the threads are more, and the distance between the screw and the magnet can be adjusted more finely, so that the pressure of the first movable clamp and the second movable clamp for clamping the bare thread end of the product to be tested can be adjusted more accurately.
Preferably, the device further comprises a copper plate, wherein the copper plate is fixedly arranged at the position where the first movable clamp or the second movable clamp is clamped with each other.
Through the technical scheme: the copper plate is fixedly arranged at the position where the first movable clamp or the second movable clamp clamps each other, one end of the lead is connected with the copper plate by arranging the lead, and the other end of the lead is connected with a power supply; when the product is tested, the bare wire head of the product wire to be tested is placed on the copper plate, the movable clamp presses the bare wire head of the wire of the product to be tested on the copper plate due to the attraction of the magnet, and the bare wire head of the wire to be tested is connected with the copper plate, so that the product can be electrified for testing, is convenient to use, and meanwhile, personnel can be prevented from contacting the copper plate exposed outside, and potential safety hazards are avoided.
Preferably, the first movable clamp and the second movable clamp are rotatably connected to the middle part to form a clamping part and a pressing part, and the adjustable piece is adjustably arranged on the clamping part.
Through the technical scheme: the first movable clamp and the second movable clamp are rotationally connected to the middle part to form a clamping part and a pressing part, and in the using process, the clamping part can be separated more conveniently and more easily when force is applied to the pressing part, so that the bare wire head with a product to be tested is clamped.
Preferably, the adjustable member includes a buckle and an engaging rod, where the buckle is disposed on the second movable clip and located in the through hole, and is used to movably engage with the engaging rod, and the engaging rod and the magnet are engaged with each other.
Through the technical scheme: after the relative positions of the attraction rod and the second movable clamp are adjusted, the attraction rod is movably clamped by the buckle, so that the distance between the attraction rod and the magnet is adjusted, and the purpose of controlling the pressure of the first movable clamp and the second movable clamp for clamping the bare wire end of the product to be tested is achieved.
Preferably, the adjustable member is a telescopic rod.
Through the technical scheme: the length of the telescopic rod can be adjusted to adjust the distance between the telescopic rod and the magnet, so that the purpose of controlling the pressure of the first movable clamp and the second movable clamp for clamping the bare wire end of the product to be tested is achieved.
Preferably, the first movable clamp and the second movable clamp are both insulating clamps.
Through the technical scheme: the first movable clamp and the second movable clamp are both insulating clamps, so that potential safety hazards caused by misoperation of personnel can be effectively reduced under the condition of electrifying; meanwhile, when the magnet is attracted to the adjustable piece on the second movable clamp, the insulating clamp can not influence the attractive force between the magnet and the adjustable piece, so that the pressure between the first movable clamp and the second movable clamp can not be influenced.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the magnet and the adjustable piece are arranged, so that the pressure of the jointing clamp when clamping the bare wire end of the product to be tested can be conveniently controlled;
2. the electric shock risk of misoperation of personnel can be effectively reduced;
3. the clamping part and the pressing part are arranged, so that the jointing clamp is more convenient and labor-saving when in use.
Drawings
Fig. 1 is a schematic structural view of a terminal in embodiment 1 of the present utility model.
Fig. 2 is a schematic diagram illustrating an assembling relationship between a screw and a second movable clip in embodiment 1 of the present utility model.
Fig. 3 is a schematic structural view of a second movable clip in embodiment 2 of the present utility model.
Fig. 4 is a schematic structural view of a second movable clip in embodiment 3 of the present utility model.
Reference numerals illustrate:
1. a first movable clamp;
2. a second movable clamp; 21. a through hole;
3. a magnet;
4. an adjustable member; 41. a screw; 42. a buckle; 43. a suction rod; 431. a rib; 44. a telescopic rod;
5. copper plate; 6. a pressing part; 7. a clamping part; 8. and (5) a pin.
Detailed Description
Multiple embodiments:
the embodiment of the utility model discloses a jointing clamp for testing a cooling fan.
Example 1
Referring to fig. 1, the terminal comprises a first movable clamp 1, a second movable clamp 2, a magnet 3, and an adjustable member 4; the first movable clamp 1 is rotationally connected with the second movable clamp 2 so as to form a clamp body which can be used for clamping bare wire ends of products to be tested; in addition, the magnet 3 and the adjustable piece 4 are attracted mutually, and the attraction force between the magnet 3 and the adjustable piece can enable the first movable clamp 1 and the second movable clamp 2 to clamp mutually; in the use process, the attractive force between the magnet 3 and the adjustable piece 4 is adjustable, so that the pressure of the clamp body when clamping the bare wire end of the product to be tested is controlled.
Specifically, in order to conveniently and laborsaving realize the rotation of the first movable clamp 1 and the second movable clamp 2, the pin 8 is generally used to rotate the first movable clamp 1 and the second movable clamp 2 to connect at the middle part, and at this time, the first movable clamp 1 and the second movable clamp 2 respectively form a clamping part 7 and a pressing part 6 at two opposite sides of the pin 8; when the pressing part 6 is forced, the clamping part 7 can be separated, so that the bare wire of the product to be tested is clamped, and the operation is convenient. Meanwhile, the first movable clamp 1 and the second movable clamp 2 are insulating clamps, for example, plastic insulating clamps can be adopted to improve the safety of the structure.
Furthermore, the jointing clamp further comprises a copper plate 5, the copper plate 5 is arranged at the clamping position of the first movable clamp 1 and the second movable clamp 2, and the copper plate 5 can be inlaid and fixed with any movable clamp without specific limitation; then, a wire is arranged, one end of the wire is connected with the copper plate 5, the other end of the wire is connected with a power supply, and then the bare wire end of the product to be tested and the copper plate 5 are clamped through the clamping part 7 to form a passage, so that the test of the product to be tested can be completed; at the same time, a through-hole 21 is provided in the second movable clamp 2 at a position corresponding to the magnet 3, so that the adjustable member 4 is provided.
With continued reference to fig. 1 and 2, for the purpose of controlling the amount of pressure for clamping the bare wire ends, the magnet 3 is fixedly embedded on the first movable clamp 1 and is positioned in the clamping part 7; the adjustable piece 4 is arranged in the through hole 21 of the second movable clamp 2 and is opposite to the magnet 3; at this time, in the use of the jointing clamp, the distance between the adjustable piece 4 and the magnet 3 can be adjusted, so as to adjust the attractive force between the adjustable piece 4 and the magnet 3, and further control the pressure when clamping the bare wire end of the product to be tested.
Specifically, in this embodiment, threads may be formed on the inner wall of the through hole 21 of the second movable clip 2, the adjustable member 4 is selected as a screw 41, a fine thread screw adapted to the through hole 21 is generally adopted, the fine thread screw is made of a metal material capable of being attracted by the magnet 3, and the fine thread screw is connected with the second movable clip 2 through threads; when the product to be tested is tested, the distance between the rotating fine tooth screw and the magnet 3 can be adjusted in a rotating mode according to different products, so that the pressure of the jointing clamp when clamping the bare wire head of the product to be tested is controlled, and reasonable clamping action is realized.
The implementation principle of the embodiment 1 is as follows: the first movable clamp 1 and the second movable clamp 2 at least comprise a state, on one hand, the pressing part 6 of the clamp body is pressed, so that the clamping part 7 of the clamp body is separated; on the other hand, the bare wire end of the lead of the product to be tested can be placed on the copper plate 5 at this time, then the clamping part 7 presses the bare wire end of the lead of the product to be tested on the copper plate 5 due to the attractive force between the magnet 3 and the fine tooth screw after the pressing part 6 is loosened, and the bare wire end of the lead of the product to be tested is connected with the copper plate 5.
Before that, according to different types of bare wire ends, different pressures need to be applied, specifically, the position of the fine thread screw relative to the second movable clamp 2 can be adjusted in a rotating manner, so as to adjust the distance between the fine thread screw and the magnet 3, thereby controlling the attractive force between the fine thread screw and the magnet, and further controlling the pressure when the bare wire ends are clamped.
Example 2:
referring to fig. 3, the difference between this embodiment and embodiment 1 is that the adjustable member 4 includes an engaging rod 43 and a buckle 42, where the buckle 42 is fixed to the second movable clip 2 and is located in the through hole 21 of the second movable clip 2, and it should be noted that the through hole 21 of this embodiment is provided with an opening at an edge of the second movable clip 2 so as to facilitate the fastening action.
In addition, the engaging rod 43 is made of a metal material that can engage with the magnet 3, and a plurality of ribs 431 are provided on the rod body of the engaging rod 43 along the length direction at intervals, at this time, the engaging rod 43 is movably engaged with the buckle 42 via one side opening of the through hole 21, and when the engaging rod 43 is engaged with the buckle 42, the ribs 431 overlap with the second movable clamp 2, so that the engaging rod 43 can be firmly fixed at the second movable clamp 2; when the magnitude of the engaging force needs to be changed, the relative position of the engaging rod 43 and the second movable clamp 2 can be changed by movably clamping different parts of the engaging rod 43 with the buckle 42, and the distance between the engaging rod 43 and the magnet 3 can be adjusted.
The implementation principle of the embodiment 2 is as follows: the attraction rod 43 can also adjust the distance between the attraction rod 43 and the magnet 3 in a movable clamping manner, so that the attraction force between the attraction rod 43 and the magnet 3 is controlled, the pressure during clamping the bare wire is controlled, and the operation is convenient.
Example 3:
referring to fig. 4, the difference between this embodiment and embodiments 1 and 2 is that the adjustable member 4 may be replaced by a telescopic rod 44, specifically, the telescopic rod 44 includes a hollow outer tube and an inner tube, one end of the hollow outer tube is provided with a snap lock, and the inner tube can telescope the hollow outer tube relative to the hollow outer tube and is fixed by the locking snap lock; the hollow outer tube of the telescopic rod 44 is then fixed to the second movable clamp 2, and the telescopic part faces the magnet 3 at this time, and the length of the telescopic rod 44 is adjusted by telescoping, so that the distance between the telescopic rod 44 and the magnet 3 is adjusted.
The implementation principle of the embodiment 3 is as follows: the difference from the implementation principle of embodiment 1 and embodiment 2 is that the length of the telescopic rod 44 can be adjusted in a telescopic manner, so that the distance between the telescopic rod 44 and the magnet 3 is adjusted, thereby controlling the attractive force between the telescopic rod 44 and the magnet 3, and finally controlling the pressure when clamping the bare wire.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides a binding clip for radiator fan test, includes that first movable clamp (1) and second movable clamp (2) are connected in rotation each other, its characterized in that: the second movable clamp (2) is provided with a through hole (21);
the device also comprises a magnet (3), wherein the magnet (3) is fixedly arranged on the first movable clamp (1);
the adjustable piece (4) penetrates through the through hole (21) and is adjustably arranged on the second movable clamp (2), and one end of the adjustable piece (4) is opposite to the magnet (3); at least comprises a state that the magnet (3) and the adjustable piece (4) are mutually attracted so as to enable the first movable clamp (1) and the second movable clamp (2) to be mutually clamped.
2. The jointing clamp for testing a radiator fan according to claim 1, wherein: the through hole (21) is internally provided with threads, the adjustable piece (4) is a screw (41), and the screw (41) is connected with the second movable clamp (2) through the through hole (21) in a threaded manner.
3. The jointing clamp for testing a radiator fan according to claim 2, wherein: the screw (41) is a fine thread screw.
4. The jointing clamp for testing a radiator fan according to claim 1, wherein: the novel movable clamp further comprises a copper plate (5), wherein the copper plate (5) is fixedly arranged at the position where the first movable clamp (1) or the second movable clamp (2) are clamped with each other.
5. The jointing clamp for testing a radiator fan according to claim 1, wherein: the first movable clamp (1) and the second movable clamp (2) are rotatably connected to the middle part to form a clamping part (7) and a pressing part (6), and the adjustable piece (4) is adjustably arranged on the clamping part (7).
6. The jointing clamp for testing a radiator fan according to claim 1, wherein: the adjustable piece (4) comprises a buckle (42) and an attracting rod (43), wherein the buckle (42) is arranged on the second movable clamp (2) and is positioned in the through hole (21) and used for movably buckling the attracting rod (43), and the attracting rod (43) and the magnet (3) are attracted with each other.
7. The jointing clamp for testing a radiator fan according to claim 1, wherein: the adjustable piece (4) is a telescopic rod (44).
8. The jointing clamp for testing a radiator fan according to claim 5, wherein: the first movable clamp (1) and the second movable clamp (2) are both insulating clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203658.3U CN219799554U (en) | 2023-05-17 | 2023-05-17 | Binding clip for radiator fan test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203658.3U CN219799554U (en) | 2023-05-17 | 2023-05-17 | Binding clip for radiator fan test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799554U true CN219799554U (en) | 2023-10-03 |
Family
ID=88152341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321203658.3U Active CN219799554U (en) | 2023-05-17 | 2023-05-17 | Binding clip for radiator fan test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799554U (en) |
-
2023
- 2023-05-17 CN CN202321203658.3U patent/CN219799554U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |