CN216209474U - Four-probe resistance tester - Google Patents
Four-probe resistance tester Download PDFInfo
- Publication number
- CN216209474U CN216209474U CN202122687350.8U CN202122687350U CN216209474U CN 216209474 U CN216209474 U CN 216209474U CN 202122687350 U CN202122687350 U CN 202122687350U CN 216209474 U CN216209474 U CN 216209474U
- Authority
- CN
- China
- Prior art keywords
- groove
- fixedly connected
- shell
- reel
- resistance tester
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000523 sample Substances 0.000 title claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses a four-probe resistance tester, which comprises a shell, wherein a groove is formed in the top of one end of the shell, one end inside the groove is fixedly connected with a display screen, the top ends of two sides inside the shell are respectively provided with a group of heat dissipation cavities, and one end of the shell is fixedly connected with a plurality of groups of operation keys. This four probe resistance tester is through being provided with the recess, the apron, the picture peg, dial groove and friction cover and articulated piece, use the device to examine time measuring to bipolar plate when needs, stir the picture peg that the apron drove one end through dialling the groove and take out from the inside of recess, alright with survey the testing result through the display screen, and detect the back upset apron of accomplishing, insert the inside of recess with the picture peg of its one end, the outside groove laminating in the inside of recess of dialling of picture peg, fix a position picture peg and apron, thereby block the inside display screen of recess and protect it, the solution is the problem that can't protect the display screen of data when using.
Description
Technical Field
The utility model relates to the technical field of resistance testers, in particular to a four-probe resistance tester.
Background
The bipolar plate is an important component in a fuel cell, can be used for collecting and conducting current, and the conductivity is higher, and a resistance tester is required to be used for detecting the bipolar plate in the production process of the bipolar plate, and a four-probe resistance tester for detecting the bipolar plate has certain defects in use, a display screen of data cannot be protected in use, the temperature inside the tester cannot be reduced in operation, and a connecting line for detection and a detection head cannot be conveniently stored and fixed, so that the defects are solved by a novel four-probe resistance tester.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a four-probe resistance tester to solve the problem that a data display screen cannot be protected in use in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a four-probe resistance tester comprises a shell, wherein a groove is formed in the top of one end of the shell, one end inside the groove is fixedly connected with a display screen, a group of heat dissipation cavities are respectively formed in the top ends of two sides inside the shell, a plurality of groups of operation keys are fixedly connected to one end of the shell, and a containing cavity is formed in the bottom end inside the shell;
the top swing joint of casing one end has the apron, the both sides of apron one end fixedly connected with a set of articulated piece respectively, articulated piece constitutes swing joint with the casing, the bottom fixedly connected with picture peg of apron, the outside fixedly connected with friction sleeve of picture peg, the groove has been seted up to the bottom of apron one end.
Furthermore, the groove and the friction sleeve form a movable connection, and the length inside the groove is larger than that of the inserting plate.
Furthermore, one side fixedly connected with of the inside of heat dissipation chamber leads to the groove, lead to the groove and run through one side of casing and be linked together with the inside of casing, the inside fixedly connected with conducting strip that leads to the groove, the multiunit venthole has been seted up respectively at the both ends on casing both sides, the venthole is linked together with the inside in heat dissipation chamber.
Further, the air outlets on the two sides of the shell are arranged at equal intervals, and the height inside the heat dissipation cavity is larger than that of the heat conducting fins.
Further, accomodate the both ends of intracavity portion respectively fixedly connected with a set of fixed plate, the bottom fixedly connected with installation axle of fixed plate one end, the outside swing joint of installation axle has the reel, the outside fixedly connected with spiral spring of installation axle, spiral spring constitutes fixed connection with the reel, the handle is hung to the inside one side fixedly connected with of reel, the inside swing joint of reel has the connecting wire, the connecting wire constitutes swing joint with hanging the handle, the bottom fixedly connected with constant head tank of casing one side, the constant head tank runs through one side of casing and extends to the inside of accomodating the chamber, one side fixedly connected with of connecting wire detects the head, detect the head and constitute swing joint with the constant head tank.
Further, the central line of the accommodating cavity is on the same vertical plane with the central line of the reel, and the width of the inside of the accommodating cavity is larger than the width of the reel.
Compared with the prior art, the utility model has the beneficial effects that: the four-probe resistance tester not only can protect a display screen and reduce the internal temperature during operation, but also can conveniently store and fix the detection head;
(1) through the arrangement of the groove, the cover plate, the plug board, the shifting groove, the friction sleeve and the hinge block, when the device is required to be used for detecting the bipolar plate, the shifting groove is used for shifting the cover plate to drive the plug board at one end to be taken out from the inside of the groove, so that a detection result can be observed through the display screen, the cover plate is turned over after detection is completed, the plug board at one end of the cover plate is inserted into the inside of the groove, the shifting groove outside the plug board is attached to the inside of the groove, and the plug board and the cover plate are positioned, so that the display screen in the groove is blocked to protect the plug board and the cover plate, and the display screen can be protected;
(2) by arranging the heat dissipation cavities, the air outlet holes, the through grooves and the heat conducting fins, when the device is used for detecting the bipolar plate, when a large number of electronic components in the shell operate, generated heat can be quickly led into the heat dissipation cavities on two sides by the heat conducting fins in the through grooves, heated air in the heat dissipation cavities can be exhausted by the air outlet holes on two sides of the shell, so that the operating temperature in the shell is reduced, the operating temperature in the device can be reduced, and the operating stability of the device is ensured;
(3) accomodate the chamber through being provided with, the fixed plate, the reel, the scroll spring, the installation axle, the connecting wire, the constant head tank, detect the head and hang the handle, examine time measuring when using the device to detect bipolar plate, the pulling is detected the head and is taken out its inside from the constant head tank, and continue outside pulling, drive inside reel and rotate, at this moment can detect bipolar plate through the detection head, and loose the detection head after detecting the completion, the quick gyration of reel and carry out the rolling to the connecting wire under the drive of scroll spring, it is fixed to detecting the head to insert the inside of constant head tank at last, realized that can be convenient carry out the rolling to the connecting wire and fix detecting the head.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic bottom view of the insertion plate of the present invention;
FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;
fig. 4 is a side view schematically showing the structure of the reel of the present invention.
In the figure: 1. a display screen; 2. a groove; 3. a housing; 4. a cover plate; 5. inserting plates; 6. a groove is poked; 7. a friction sleeve; 8. a heat dissipation cavity; 9. an air outlet; 10. a through groove; 11. a heat conductive sheet; 12. operating a key; 13. a receiving cavity; 14. a fixing plate; 15. a reel; 16. a volute spring; 17. installing a shaft; 18. a connecting wire; 19. positioning a groove; 20. a detection head; 21. a hinged block; 22. and (7) hanging a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, a four-probe resistance tester comprises a housing 3, wherein a groove 2 is formed at the top of one end of the housing 3, a display screen 1 is fixedly connected to one end inside the groove 2, a group of heat dissipation cavities 8 are respectively formed at the top ends of two sides inside the housing 3, a plurality of groups of operation keys 12 are fixedly connected to one end of the housing 3, and a containing cavity 13 is formed at the bottom end inside the housing 3;
the top of one end of the shell 3 is movably connected with a cover plate 4, two sides of one end of the cover plate 4 are respectively and fixedly connected with a group of hinged blocks 21, the hinged blocks 21 and the shell 3 form movable connection, the bottom end of the cover plate 4 is fixedly connected with an inserting plate 5, the outside of the inserting plate 5 is fixedly connected with a friction sleeve 7, and the bottom of one end of the cover plate 4 is provided with a shifting groove 6;
the groove 2 and the friction sleeve 7 form a movable connection, and the length inside the groove 2 is greater than that of the inserting plate 5;
specifically, when needs use the device to examine bipolar plate, stir the picture peg 5 that apron 4 drove one end through dialling groove 6 and take out from the inside of recess 2, alright observe the testing result through display screen 1, and detect and accomplish back upset apron 4, insert the inside of recess 2 with the picture peg 5 of its one end, the outside 6 laminating in the inside of recess 2 of dialling groove of picture peg 5, fix a position picture peg 5 and apron 4, thereby block inside display screen 1 of recess 2 and protect it, realized can protecting display screen 1.
In this embodiment, a through groove 10 is fixedly connected to one side inside the heat dissipation cavity 8, the through groove 10 penetrates through one side of the housing 3 and is communicated with the inside of the housing 3, a heat conducting fin 11 is fixedly connected to the inside of the through groove 10, a plurality of groups of air outlets 9 are respectively formed at two ends of two sides of the housing 3, and the air outlets 9 are communicated with the inside of the heat dissipation cavity 8;
the air outlet holes 9 on the two sides of the shell 3 are arranged at equal intervals, and the height inside the heat dissipation cavity 8 is greater than that of the heat conducting fins 11;
when the device is used for detecting the bipolar plate, when a large number of electronic components in the shell 3 operate, generated heat can be quickly led into the heat dissipation cavities 8 on the two sides by the heat conducting fins 11 in the through grooves 10, and heated air in the heat dissipation cavities 8 can be discharged from the multiple groups of air outlets 9 on the two sides of the shell 3, so that the temperature in the shell 3 during operation is reduced, and the stability of the device during operation is ensured by reducing the temperature in the shell during operation.
Meanwhile, two ends inside the accommodating cavity 13 are fixedly connected with a set of fixing plates 14 respectively, the bottom of one end of each fixing plate 14 is fixedly connected with a mounting shaft 17, the outside of the mounting shaft 17 is movably connected with a reel 15, the outside of the mounting shaft 17 is fixedly connected with a scroll spring 16, the scroll spring 16 and the reel 15 are fixedly connected, one side inside the reel 15 is fixedly connected with a hanging handle 22, the inside of the reel 15 is movably connected with a connecting wire 18, the connecting wire 18 and the hanging handle 22 are movably connected, the bottom end of one side of the shell 3 is fixedly connected with a positioning groove 19, the positioning groove 19 penetrates through one side of the shell 3 and extends into the accommodating cavity 13, one side of the connecting wire 18 is fixedly connected with a detection head 20, and the detection head 20 and the positioning groove 19 are movably connected;
the central line of the accommodating cavity 13 and the central line of the reel 15 are on the same vertical plane, and the width of the inside of the accommodating cavity 13 is larger than that of the reel 15;
when using the device to detect bipolar plate, the pulling detects head 20 and takes it out from the inside of constant head tank 19, and continue outside pulling, drive inside reel 15 and rotate, can detect bipolar plate through detecting head 20 at this moment, and detect and loosen detecting head 20 after accomplishing, the quick gyration of reel 15 and roll connecting wire 18 under the drive of spiral spring 16, it is fixed to detecting head 20 to insert the inside of constant head tank 19 with detecting head 20 at last, realized that can be convenient roll connecting wire 18 and fix detecting head 20.
The working principle is as follows: when the device is used for detecting the bipolar plate, firstly, when the device is used for detecting the bipolar plate, the detection head 20 is pulled to be drawn out from the inside of the positioning groove 19 and is pulled outwards continuously to drive the reel 15 inside to rotate, then the bipolar plate can be detected through the detection head 20, the detection head 20 is loosened after the detection is finished, the reel 15 is quickly rotated under the driving of the spiral spring 16 and winds the connecting wire 18, finally, the detection head 20 is inserted into the inside of the positioning groove 19 to fix the detection head 20, the cover plate 4 is shifted through the shifting groove 6 to drive the inserting plate 5 at one end to be taken out from the inside of the groove 2, the detection result can be observed through the display screen 1, the cover plate 4 is turned over after the detection is finished, the inserting plate 5 at one end is inserted into the inside of the groove 2, the shifting groove 6 outside the inserting plate 5 is attached to the inside of the groove 2 to position the inserting plate 5 and the cover plate 4, thereby block inside display screen 1 of recess 2 and protect it, when using the device to detect bipolar plate, when the inside a large amount of electronic component of casing 3 moves, the heat that produces can be inside by the radiating chamber 8 of leading-in both sides fast of conducting strip 11 inside through groove 10, and the inside air that is heated of radiating chamber 8 can be discharged by the multiunit venthole 9 of casing 3 both sides to reduce the inside temperature of moving of casing 3.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a four probe resistance tester, includes casing (3), its characterized in that: a groove (2) is formed in the top of one end of the shell (3), one end inside the groove (2) is fixedly connected with the display screen (1), a group of heat dissipation cavities (8) is respectively formed in the top ends of two sides inside the shell (3), a plurality of groups of operation keys (12) are fixedly connected with one end of the shell (3), and a containing cavity (13) is formed in the bottom end inside the shell (3);
the top swing joint of casing (3) one end has apron (4), the both sides difference fixedly connected with of apron (4) one end a set of articulated piece (21), articulated piece (21) constitute swing joint with casing (3), the bottom fixedly connected with picture peg (5) of apron (4), the outside fixedly connected with friction sleeve (7) of picture peg (5), group groove (6) have been seted up to the bottom of apron (4) one end.
2. The four-probe resistance tester of claim 1, wherein: the groove (2) and the friction sleeve (7) form a movable connection, and the length inside the groove (2) is larger than that of the inserting plate (5).
3. The four-probe resistance tester of claim 1, wherein: the heat dissipation cavity is characterized in that a through groove (10) is fixedly connected to one side of the inside of the heat dissipation cavity (8), the through groove (10) runs through one side of the shell (3) and is communicated with the inside of the shell (3), heat conducting fins (11) are fixedly connected to the inside of the through groove (10), a plurality of groups of air outlets (9) are respectively formed in two ends of two sides of the shell (3), and the air outlets (9) are communicated with the inside of the heat dissipation cavity (8).
4. The four-probe resistance tester of claim 1, wherein: the air outlet holes (9) on the two sides of the shell (3) are arranged at equal intervals, and the height inside the heat dissipation cavity (8) is greater than that of the heat conducting fins (11).
5. The four-probe resistance tester of claim 1, wherein: the two ends of the interior of the accommodating cavity (13) are respectively fixedly connected with a group of fixing plates (14), the bottom of one end of each fixing plate (14) is fixedly connected with an installation shaft (17), the exterior of the installation shaft (17) is movably connected with a reel (15), the exterior of the installation shaft (17) is fixedly connected with a scroll spring (16), the scroll spring (16) and the reel (15) form a fixed connection, one side of the interior of the reel (15) is fixedly connected with a hanging handle (22), the interior of the reel (15) is movably connected with a connecting wire (18), the connecting wire (18) and the hanging handle (22) form a movable connection, the bottom of one side of the shell (3) is fixedly connected with a positioning groove (19), the positioning groove (19) penetrates through one side of the shell (3) and extends into the interior of the accommodating cavity (13), and one side of the connecting wire (18) is fixedly connected with a detection head (20), the detection head (20) and the positioning groove (19) form a movable connection.
6. The four-probe resistance tester of claim 1, wherein: the central line of the accommodating cavity (13) and the central line of the reel (15) are on the same vertical plane, and the width inside the accommodating cavity (13) is larger than the width of the reel (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687350.8U CN216209474U (en) | 2021-11-04 | 2021-11-04 | Four-probe resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687350.8U CN216209474U (en) | 2021-11-04 | 2021-11-04 | Four-probe resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209474U true CN216209474U (en) | 2022-04-05 |
Family
ID=80902093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122687350.8U Active CN216209474U (en) | 2021-11-04 | 2021-11-04 | Four-probe resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209474U (en) |
-
2021
- 2021-11-04 CN CN202122687350.8U patent/CN216209474U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106233526B (en) | Power battery and its battery core state collecting device | |
| CN216209474U (en) | Four-probe resistance tester | |
| CN207817125U (en) | Spininess plug school checking device | |
| CN207882306U (en) | Super capacitor test fixture | |
| CN217156612U (en) | Crimping formula connects electric installation convenient to installation | |
| CN216449614U (en) | Circuit board test box | |
| CN215768742U (en) | Universal meter measuring component | |
| CN218157985U (en) | Electronic product detection device with protection function | |
| CN210487806U (en) | One-stop electric testing tool for multifunctional testing of composite battery busbar | |
| CN210224467U (en) | High-temperature-resistant USB interface | |
| CN111856110A (en) | Electric detection device | |
| CN206403758U (en) | A kind of battery fixing structure of intelligent thermometer | |
| CN205898192U (en) | Electric instrument of physical measurement | |
| CN220873963U (en) | Plug device capable of displaying voltage rapidly | |
| CN220729321U (en) | Data acquisition instrument | |
| CN214375057U (en) | Temperature rise testing device for electrical element | |
| CN212364286U (en) | Modular soil detection equipment | |
| CN219758408U (en) | Electrical equipment performance integrated test device | |
| CN220913321U (en) | Portable survey line appearance | |
| CN219040827U (en) | Spliced power strip | |
| CN209542772U (en) | A kind of portable LED detection device with probe | |
| CN214893180U (en) | Building material thickness measuring device for building engineering | |
| CN215678714U (en) | Ox horn type electrolytic capacitor electric leakage testing device | |
| CN215953767U (en) | Power state detection system | |
| CN217388741U (en) | Multifunctional testing device for program controlled exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: 214177 518-2 Zhonghui Road, Huishan District, Wuxi City, Jiangsu Province Patentee after: Jiangsu guohydrogen Energy Technology Co.,Ltd. Address before: Plot A4, No. 9, Jingyi Road, Wuxi high tech Zone, Wuxi, Jiangsu 214000 Patentee before: Jiangsu China hydrogen electric technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |