CN220820113U - High-precision handheld direct-current resistance tester - Google Patents
High-precision handheld direct-current resistance tester Download PDFInfo
- Publication number
- CN220820113U CN220820113U CN202322346610.4U CN202322346610U CN220820113U CN 220820113 U CN220820113 U CN 220820113U CN 202322346610 U CN202322346610 U CN 202322346610U CN 220820113 U CN220820113 U CN 220820113U
- Authority
- CN
- China
- Prior art keywords
- rod
- holding rod
- tester
- current resistance
- inner sleeve
- 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
- 238000013016 damping Methods 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses a high-precision handheld direct current resistance tester, which comprises a tester main body, wherein a display screen is arranged at the top of one end of the tester main body, a control button is arranged at the bottom of one end of the tester main body, a plurality of groups of wiring ports are arranged at the top of one side of the tester main body, a groove is arranged in the middle of one end of the tester main body, which is far away from the display screen, a rotating rod is sleeved at the top of one side of the inner side of the groove, a rotating block is arranged at one side of the outer side of the rotating rod, an inner sleeve is arranged at the bottom of the rotating block, and a holding rod is inserted at the bottom of the outer side of the inner sleeve in a sliding manner; according to the utility model, through the mutual matching among the holding rod, the inner sleeve, the rotating block, the rotating rod, the spring A, the limiting component, the gear, the clamping teeth, the spring B and the pull rod, the holding rod can be pulled out and fixed when the device is used, so that an operator can use the holding rod by holding the holding rod, the handheld comfort of the device is improved, and the operation precision of the operator is further improved.
Description
Technical Field
The utility model relates to the technical field of direct current resistance testers, in particular to a high-precision handheld direct current resistance tester.
Background
The direct current resistance tester is a high-precision updated product for replacing direct current single-arm and double-arm bridges, an advanced switching power supply technology is adopted for the direct current resistance rapid tester, the dot matrix liquid crystal displays a measurement result, the defect that other similar products are inconvenient to read in sunlight due to the fact that LED display values are displayed is overcome, meanwhile, the direct current resistance tester has an automatic arc extinction function, and the handheld direct current resistance tester is a small-size portable testing instrument and is more convenient to use;
The prior patent with the authorized bulletin number of CN216309854U discloses a high-precision handheld direct current resistance tester, which can hide a handle body by arranging a handle groove, when a handle is needed to be used, the handle body is pulled out of the handle groove, when the tester body is needed to be stored, the handle body is taken in the handle groove, so that the shrinkage hiding of the handle body is realized, the handle does not protrude to occupy additional space, and the portability of the tester body is improved; the limit edges are matched with the edge grooves, so that the handle body is prevented from being separated from the handle grooves; the locking of the handle after hiding the handle is realized by arranging the clamping block and the clamping groove, so that the integral use stability of the device is improved;
however, the following disadvantages exist in this device:
1. When the tester is used, an operator is required to hold the tester main body for operation, and when the tester is used, the tester main body is required to be held, so that the holding comfort is poor, the operation precision of the operator is reduced, the device is difficult to adjust to a proper handheld angle according to the use requirement, and the tester is inconvenient to use;
2. When the device is used, the device can only be used by being held by a hand, the device is inconvenient to be placed on a tabletop for use, the device is operated by being held by the hand for a long time, the hands of operators are easy to fatigue, and the device is easy to drop and break.
Disclosure of utility model
The utility model aims to provide a high-precision handheld direct current resistance tester, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high accuracy hand-held type direct current resistance tester, includes the tester main part, the top of tester main part one end is provided with the display screen, the bottom of tester main part one end is provided with control button, the top of tester main part one side is provided with multiunit wiring mouth, the middle part that the tester main part kept away from display screen one end is provided with the recess, the top cover of recess inboard one side is equipped with the bull stick, one side in the bull stick outside is provided with the commentaries on classics piece, the bottom of commentaries on classics piece is provided with the interior sleeve pipe, the bottom slip grafting in the interior sleeve pipe outside has the holding rod, the outside cover of interior sleeve pipe is equipped with spring A, the bottom of interior sleeve pipe is provided with spacing subassembly;
The holding rod is characterized in that storage grooves are formed in the bottoms of two sides of the holding rod, damping shafts are sleeved at the bottoms of the inner sides of the storage grooves, supporting rods are arranged at the tops of the damping shafts, one side of each rotating rod extends to the outer side of each groove and is provided with a gear, a fixing block is arranged at the top of one side of each groove, a pull rod is sleeved at the inner side of each fixing block, clamping teeth matched with the gears are arranged at the bottoms of the pull rods, and springs B are sleeved at the outer sides of the pull rods.
Preferably, the spacing subassembly includes stopper, jack and inserted bar, the sheathed tube bottom is provided with the stopper, and the jack has been seted up to the one end of stopper, the top cover of holding rod one end is equipped with jack matched with slot, is convenient for fix the holding rod.
Preferably, the top of pull rod is provided with the pull ring, conveniently adjusts the regulation of tester main part.
Preferably, the supporting rod is made of rubber materials, so that the anti-skid effect of the supporting rod can be improved.
Preferably, the middle part of holding rod bottom is provided with draws the ball, and the accessible draws ball pulling holding rod to expand, has promoted the simple operation nature.
Compared with the prior art, the utility model has the beneficial effects that: the high-precision handheld direct current resistance tester;
1. through the cooperation between the holding rod, the inner sleeve, the rotating block, the rotating rod, the spring A, the limiting component, the gear, the clamping teeth, the spring B and the pull rod, the holding rod can be pulled out and fixed when the device is used, so that an operator can use the device by holding the holding rod, the handheld comfort of the device is improved, the operation precision of the operator is further improved, and the angle of the main body of the tester can be adjusted by the operator according to the requirement when the device is used in a handheld manner, the optimal handheld use effect is achieved, and the operation is more convenient;
2. Through bracing piece, accomodate the groove, damping axle, gear, latch, spring B, fixed block and pull rod between mutually supporting for when the device needs to place on the desktop and use, can pack up the holding rod and adjust suitable angle, stir two sets of bracing pieces again and expand, can stand the device on the desktop and place the use, and can adjust the angle of placing of tester main part according to the demand, make the device not only can hold the use and still can place on the desktop and use, promoted the flexibility of use of device.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is a top cross-sectional view of the present utility model;
FIG. 4 is a top cross-sectional view of the grip of the present utility model;
Fig. 5 is an enlarged schematic view of the structure a of fig. 2 according to the present utility model.
In the figure: 1. a tester main body; 2. a grip; 3. a support rod; 4. a storage groove; 5. a damping shaft; 6. an inner sleeve; 7. a rotating block; 8. a groove; 9. a rotating rod; 10. a spring A; 11. a gear; 12. latch teeth; 13. a spring B; 14. a fixed block; 15. a pull rod; 16. and a limiting component.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, embodiments of the present utility model are provided: the utility model provides a high accuracy hand-held type direct current resistance tester, including tester main part 1, the top of tester main part 1 one end is provided with the display screen, the bottom of tester main part 1 one end is provided with control button, the top of tester main part 1 one side is provided with multiunit wiring mouth, the middle part that tester main part 1 kept away from display screen one end is provided with recess 8, the top cover of recess 8 inboard side is equipped with bull stick 9, one side in the bull stick 9 outside is provided with turning block 7, the bottom of turning block 7 is provided with interior sleeve pipe 6, the bottom slip grafting in interior sleeve pipe 6 outside has holding rod 2, the outside cover of interior sleeve pipe 6 is equipped with spring A10, the bottom of interior sleeve pipe 6 is provided with spacing subassembly 16;
The storage grooves 4 are formed in the bottoms of two sides of the holding rod 2, the damping shafts 5 are sleeved at the bottoms of the inner sides of the two groups of storage grooves 4, the supporting rods 3 are arranged at the tops of the two groups of damping shafts 5, one side of the rotating rod 9 extends to the outer side of the groove 8 and is provided with the gear 11, the fixing block 14 is arranged at the top of one side of the groove 8, the pull rod 15 is sleeved at the inner side of the fixing block 14, the clamping teeth 12 matched with the gear 11 are arranged at the bottom of the pull rod 15, and the spring B13 is sleeved at the outer side of the pull rod 15.
Further, the limiting component 16 comprises a limiting block, a jack and a plug rod, the bottom of the inner sleeve 6 is provided with the limiting block, the jack is formed in one end of the limiting block, a slot matched with the jack is sleeved on the top of one end of the holding rod 2, after the holding rod 2 is unfolded, the plug rod can be aligned with the jack, and at the moment, the plug rod can be inserted into the jack to fix the holding rod 2.
Further, the top of pull rod 15 is provided with the pull ring, and when adjusting the handheld angle of tester main part 1, operating personnel accessible pull ring pulling pull rod 15, the angle of adjusting tester main part 1.
Further, the supporting rod 3 is made of rubber materials, so that the anti-skid effect of the supporting rod 3 can be improved, and the supporting capacity of the tester main body 1 is further enhanced.
Further, the middle part of the bottom of the holding rod 2 is provided with a pull ball, and the holding rod 2 is pulled to be unfolded by the pull ball, so that the operation convenience is improved.
Working principle: when the device is used, an external lead can be connected with a wiring port, the direct-current resistance of a circuit is tested through the tester main body 1, the test result can be displayed through a display screen, and the tester main body 1 can be adjusted through a control button;
When the device is used, firstly, the holding rod 2 can be pulled to move downwards by pulling the ball to overcome the elasticity of the spring A10, after the holding rod 2 moves downwards and is unfolded to a specified position, the inserted rod can be inserted into the slot to fix the holding rod 2, an operator can hold the holding rod 2 for detection operation, the holding hand feeling of the operator is improved, the operation precision is further improved, in the use process, the operator can adjust the angle of the tester main body 1 according to the requirement, in the adjustment process, the pull rod 15 can be pulled to move by pulling the pull rod 15, then the latch 12 can be pulled to move by overcoming the elasticity of the spring B13 by the pull rod 15, the fixation of the gear 11 is released, the angle of the tester main body 1 can be adjusted at the moment, the pull rod 15 is loosened, the latch 12 can be pushed to be clamped into the outer side of the gear 11 by utilizing the elastic restoring force of the spring B13 to fix the angle of the tester main body 1, and the use is very convenient;
When the device needs to be placed on the desktop for use, pull out the inserted bar in the slot after, accessible spring A10's elasticity restoring force drives holding rod 2 and resets, can adjust holding rod 2 to suitable angle this moment, stir two sets of bracing pieces 3 again and outwards overturn 90 degrees expansion, can stand the device on the desktop and place the use to can adjust the angle of placing of tester main part 1 according to the demand, promoted the flexibility of use of device.
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 utility model may be embodied in other specific forms without departing from the spirit or essential characteristics 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.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and may be either a fixed connection or a removable connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Claims (5)
1. The utility model provides a handheld direct current resistance tester of high accuracy, includes tester main part (1), its characterized in that: the novel tester comprises a tester body (1), wherein a display screen is arranged at the top of one end of the tester body (1), control buttons are arranged at the bottom of one end of the tester body (1), a plurality of groups of wiring ports are arranged at the top of one side of the tester body (1), a groove (8) is formed in the middle of one end of the tester body, far away from the display screen, of the tester body (1), a rotating rod (9) is sleeved at the top of one side of the inner side of the groove (8), a rotating block (7) is arranged at one side of the outer side of the rotating rod (9), an inner sleeve (6) is arranged at the bottom of the rotating block (7), a holding rod (2) is inserted at the bottom of the outer side of the inner sleeve (6) in a sliding mode, a spring A (10) is sleeved at the outer side of the inner sleeve (6), and a limiting component (16) is arranged at the bottom of the inner sleeve (6);
The utility model discloses a damping device for a bicycle, including holding rod (2), holding rod (8), rack (15), spring B (13), holding rod (8), holding rod (2), holding rod (4) have been seted up to the bottom of both sides, two sets of holding rod (2) inboard bottom cover is equipped with damping shaft (5), two sets of the top of damping shaft (5) is provided with bracing piece (3), one side of bull stick (9) extends to the outside of recess (8) and is provided with gear (11), the top of recess (8) one side is provided with fixed block (14), the inboard cover of fixed block (14) is equipped with pull rod (15), the bottom of pull rod (15) is provided with latch (12) with gear (11), the outside cover of pull rod (15) is equipped with spring B (13).
2. The high-precision handheld direct current resistance tester according to claim 1, wherein: the limiting component (16) comprises a limiting block, a jack and an inserting rod, the limiting block is arranged at the bottom of the inner sleeve (6), the jack is formed in one end of the limiting block, and a slot matched with the jack is sleeved at the top of one end of the holding rod (2).
3. The high-precision handheld direct current resistance tester according to claim 1, wherein: the top of the pull rod (15) is provided with a pull ring.
4. The high-precision handheld direct current resistance tester according to claim 1, wherein: the supporting rod (3) is made of rubber materials.
5. The high-precision handheld direct current resistance tester according to claim 1, wherein: the middle part of the bottom of the holding rod (2) is provided with a pull ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346610.4U CN220820113U (en) | 2023-08-30 | 2023-08-30 | High-precision handheld direct-current resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346610.4U CN220820113U (en) | 2023-08-30 | 2023-08-30 | High-precision handheld direct-current resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220820113U true CN220820113U (en) | 2024-04-19 |
Family
ID=90702605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322346610.4U Active CN220820113U (en) | 2023-08-30 | 2023-08-30 | High-precision handheld direct-current resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220820113U (en) |
-
2023
- 2023-08-30 CN CN202322346610.4U patent/CN220820113U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220820113U (en) | High-precision handheld direct-current resistance tester | |
| CN215677480U (en) | Medical syringe needle rigidity tester | |
| CN217796256U (en) | Fixed clamping equipment for medical instrument inspection | |
| CN218847080U (en) | Optical glass thickness detection microscope carrier | |
| CN109854881A (en) | Auto analyzer | |
| CN211905357U (en) | Fertile detection device of soil convenient to use | |
| CN213815231U (en) | Middle and primary school demonstration model | |
| CN202929929U (en) | Oscilloscope for electrical automation teaching | |
| CN215007083U (en) | Portable primary school's chinese teaching board | |
| CN220651473U (en) | Material case display device for teaching | |
| CN218280565U (en) | Toy microscope | |
| CN218272446U (en) | Electric maintenance universal meter support frame | |
| CN220345618U (en) | Multitube vortex mixer capable of expanding test soil sample quantity | |
| CN213957462U (en) | Novel three-phase multifunctional electric power instrument | |
| CN215234365U (en) | Experiment operation table for electronic information science major | |
| CN215987717U (en) | Medical diagnosis mode show teaching frame | |
| CN213676117U (en) | Brush pen with brush pen capable of separately dyeing brush pen strokes | |
| CN219154092U (en) | Multifunctional teaching ruler | |
| CN211553906U (en) | Sulfur hexafluoride gas leakage detection device convenient to carry | |
| CN219202564U (en) | Multifunctional teaching aid | |
| CN214974179U (en) | Independent experiment table for school | |
| CN219229847U (en) | Auxiliary device of meridian diagnostic instrument | |
| CN212083519U (en) | High-performance oscilloscope | |
| CN212567751U (en) | Wireless tester convenient to carry | |
| CN214952566U (en) | Portable digital display torsion testing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |