CN213689764U - Hand-held DC resistance tester - Google Patents
Hand-held DC resistance tester Download PDFInfo
- Publication number
- CN213689764U CN213689764U CN202022059228.1U CN202022059228U CN213689764U CN 213689764 U CN213689764 U CN 213689764U CN 202022059228 U CN202022059228 U CN 202022059228U CN 213689764 U CN213689764 U CN 213689764U
- Authority
- CN
- China
- Prior art keywords
- resistance tester
- direct current
- current resistance
- built
- wall
- 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
Images
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model relates to the technical field of electrical engineering, in particular to a hand-held direct current resistance tester, which comprises a direct current resistance tester, wherein the left and right sides of the lower end of the front surface of the direct current resistance tester are provided with grooves near the center, two turntables are rotatably connected in the grooves of the direct current resistance tester, the center of one side of the front surfaces of the two turntables, which is far away from each other, is fixedly connected with a rotating rod, the center of the front surfaces of the two turntables is provided with a through hole which longitudinally runs through the direct current resistance tester, and the through holes are all rotatably connected with rotating shafts, the left side and the right side of the inner lower end of the direct current resistance tester are both provided with built-in grooves near the center, through built-in recess and the wind-up roll that sets up, can accomodate electric wire and test plug, reduce the possibility that electric wire and test plug took place the damage to the possibility that the normal use production influence to the device has been reduced.
Description
Technical Field
The utility model relates to an electrical engineering technical field specifically is hand-held type direct current resistance tester.
Background
The direct current resistance tester is generally used for measuring the direct current resistance of the transformer, has high test precision and simple and convenient operation, can realize the rapid measurement of the direct resistance of the rheostat, is convenient for measuring the direct current resistance of the transformer, has smaller volume and convenient carrying, and can not influence the measurement precision at the same time. However, when the handheld dc resistance tester is used, the connection line with the transformer is usually directly exposed to the air when the handheld dc resistance tester is not used, which is inconvenient to store and easy to damage, and thus the connection line is easily adversely affected by the normal use of the handheld dc resistance tester.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a hand-held type direct current resistance tester possesses and is convenient for accomodate the electric wire, has reduced advantages such as influence that produces to direct current resistance tester normal use, and the electric wire of having solved current stage direct current resistance tester is not convenient for accomodate, can influence great problem to direct current resistance tester's normal use.
The utility model discloses a hand-held type direct current resistance tester, including the direct current resistance tester, the positive lower extreme left and right sides of direct current resistance tester near the central position department all sets up flutedly, two all rotate in the recess of direct current resistance tester and be connected with the carousel, two the central authorities that the carousel openly kept away from one side each other all fixedly connected with dwang, two the positive central authorities of carousel all set up the through-hole that vertically runs through the direct current resistance tester, and all rotate in this through-hole and be connected with the pivot, the left and right sides of direct current resistance tester inside lower extreme near the central position department all sets up built-in recess, two one side that the built-in recess kept away from each other all runs through with the outer wall of direct current resistance tester, two built-in recess all run through with two through-hole that vertically run through the direct current resistance tester mutually, two one side that the built-in recess inside is, two the inner wall of wind-up roll all with the lower extreme fixed connection of pivot outer wall, two the outer wall winding of wind-up roll has the electric wire, two the electric wire all with built-in recess sliding connection, through built-in recess and the wind-up roll that sets up, can accomodate electric wire and test plug, reduce the possibility that electric wire and test plug took place to damage to reduced the possibility that produces the influence to the normal use of device, through dwang, carousel and the pivot that sets up, be convenient for rotate the wind-up roll, thereby be convenient for accomodate electric wire and test plug.
The utility model discloses a hand-held type direct current resistance tester, wherein the one end that two electric wires kept away from each other all fixedly connected with test plug, two arc grooves have all been seted up to the upper and lower both sides of test plug, two sets of the one end that arc grooves kept away from each other all is equipped with the baffle, two sets of baffle that arc grooves are connected all with test plug fixed connection, two the one end that the upside of built-in recess inner wall was kept away from each other all has seted up flexible groove, two the central authorities of flexible groove inner wall top surface all fixedly connected with telescopic link, two the lower extreme of the telescopic link back rotates and is connected with No. two axis of rotation, two the outside of No. two axis of rotation all rotates and is connected with the upper clamping wheel, through the arc groove that sets up, the test plug of being convenient for carries out the block with upper clamping wheel and, reduce the possibility that electric wire and test plug took place the damage, through the telescopic link that sets up, the collocation spring uses, can adjust the position of going up the centre gripping wheel, is convenient for go up the centre gripping wheel and carry out the block to test plug with centre gripping wheel down to reduce the possibility that test plug takes place the damage, through the baffle that sets up, can prevent that test plug from inserting built-in recess completely in not being convenient for take.
The utility model discloses a hand-held type direct current resistance tester, wherein semicircular groove has all been seted up to one side that two built-in recess inner wall downside were kept away from each other, two semicircular groove's of built-in recess inner wall all rotates and is connected with an axis of rotation, two the outside of an axis of rotation all rotates and is connected with lower centre gripping wheel, two centre gripping wheel all is corresponding with last centre gripping wheel down, through last centre gripping wheel and the lower centre gripping wheel that sets up, can carry out the centre gripping to the electric wire, has increased the angle of electric wire when buckling to the electric wire has been reduced and has taken place damaged possibility after long-term the use.
The utility model discloses a hand-held type direct current resistance tester, wherein go up the centre gripping wheel and all with arc recess looks adaptation with lower centre gripping wheel, the electric wire is located between centre gripping wheel and the lower centre gripping wheel, and is two sets of four fixed blocks that are the annular distribution of the equal fixedly connected with of lower extreme of telescopic link outer wall are two sets of the equal fixedly connected with spring of top surface of fixed block, two the top of spring all with the top fixed connection of flexible inslot wall, two the telescopic link all is located the inside central authorities of spring, through the spring and the fixed block that set up, can provide a decurrent power to last centre gripping wheel for go up centre gripping wheel and lower centre gripping wheel and can enough carry out the block to test plug, also can carry out the block to the electric wire.
The utility model discloses a hand-held type direct current resistance tester, wherein the equal fixedly connected with elasticity handle in the left and right sides of direct current resistance tester, two the elasticity handle is made by rubber, and through the elasticity handle that sets up, the staff of being convenient for takes the device, has reduced the possibility that the landing takes place for the device.
The utility model discloses a hand-held type direct current resistance tester, wherein two test plugs all with built-in recess sliding connection, two the internal diameter in flexible groove all is greater than the external diameter of last centre gripping wheel, two go up the centre gripping wheel all with flexible groove sliding connection.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a built-in recess and the wind-up roll that set up, can accomodate electric wire and test plug, reduce the possibility that electric wire and test plug take place the damage, thereby reduced the possibility that produces the influence to the normal use of device, dwang through setting up, carousel and pivot, be convenient for rotate the wind-up roll, thereby be convenient for accomodate electric wire and test plug, through spring and the fixed block that sets up, can provide a decurrent power to last centre gripping wheel, make and go up centre gripping wheel and lower centre gripping wheel and can enough carry out the block to test plug, also can carry out the block to the electric wire.
2. The utility model discloses an arc recess that sets up, the test plug of being convenient for carries out the block with last centre gripping wheel and lower centre gripping wheel to make in the electric wire can be accomodate totally and put into built-in recess, reduce the electric wire and the possibility that the damage takes place for the test plug, through the telescopic link that sets up, the collocation spring uses, can adjust the position of last centre gripping wheel, is convenient for go up the centre gripping wheel and carry out the block to the test plug with lower centre gripping wheel, thereby has reduced the possibility that the damage takes place for the test plug.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1. rotating the rod; 2. a turntable; 3. an elastic handle; 4. a direct current resistance tester; 5. a rotating shaft; 6. testing the plug; 7. a groove is arranged inside; 8. a telescopic groove; 9. an electric wire; 10. a wind-up roll; 11. a lower clamping wheel; 12. a first rotating shaft; 13. an arc-shaped groove; 14. an upper clamping wheel; 15. a fixed block; 16. a spring; 17. a telescopic rod; 18. and a second rotating shaft.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-3, the hand-held dc resistance tester of the present invention comprises a dc resistance tester 4, wherein the left and right sides of the front lower end of the dc resistance tester 4 are provided with a groove near the center, the grooves of the two dc resistance testers 4 are rotatably connected with two turntables 2, the center of the front side of each turntable 2, which is far away from the center, is fixedly connected with a rotating rod 1, the center of the front sides of the two turntables 2 is provided with a through hole longitudinally penetrating the dc resistance tester 4, the through hole is rotatably connected with a rotating shaft 5, the left and right sides of the inner lower end of the dc resistance tester 4 are provided with built-in grooves 7, the sides of the two built-in grooves 7, which are far away from each other, are respectively penetrated through the outer wall of the dc resistance tester 4, the two built-in grooves 7 are respectively penetrated through the through holes longitudinally penetrating, inside one side of being close to of two built-in recesses 7 all is equipped with hollow wind-up roll 10, the inner wall of two wind-up rolls 10 all with the lower extreme fixed connection of 5 outer walls of pivot, the outer wall winding of two wind-up rolls 10 has electric wire 9, two electric wires 9 all with built-in recess 7 sliding connection, through built-in recess 7 and wind-up roll 10 that set up, can accomodate electric wire 9 and test plug 6, reduce electric wire 9 and test plug 6 possibility of taking place the damage, thereby reduced the possibility that produces the influence to the normal use of device, through dwang 1 that sets up, carousel 2 and pivot 5, be convenient for rotate wind-up roll 10, thereby be convenient for accomodate electric wire 9 and test plug 6.
The end of each electric wire 9 far away from each other is fixedly connected with a test plug 6, the upper side and the lower side of each test plug 6 are respectively provided with an arc groove 13, the end of each arc groove 13 far away from each other is provided with a baffle, the baffles connected with the two arc grooves 13 are respectively fixedly connected with the test plug 6, the end of each internal groove 7 far away from each other on the upper side is provided with a telescopic groove 8, the centers of the top surfaces of the internal walls of the two telescopic grooves 8 are respectively and fixedly connected with a telescopic rod 17, the lower ends of the back surfaces of the two telescopic rods 17 are rotatably connected with a second rotating shaft 18, the outer parts of the two second rotating shafts 18 are respectively and rotatably connected with an upper clamping wheel 14, the test plug 6 can be conveniently clamped with the upper clamping wheel 14 and a lower clamping wheel 11 through the arranged arc grooves 13, so that the electric wires 9 can be completely accommodated in the internal, through the telescopic link 17 that sets up, collocation spring 16 uses, can adjust the position of last centre gripping wheel 14, is convenient for go up centre gripping wheel 14 and centre gripping wheel 11 down and carries out the block to test plug 6 to reduced the possibility that test plug 6 took place to damage, through the baffle that sets up, can prevent that test plug 6 from inserting the interior taking of being inconvenient in of built-in recess 7 completely.
Semicircular groove has all been seted up to one side that two built-in recess 7 inner wall inboards kept away from each other, two built-in recess 7's semicircular groove's inner wall all rotates and is connected with axis of rotation 12 No. one, two axis of rotation 12's outside all rotates and is connected with down centre gripping wheel 11, two lower centre gripping wheels 11 all correspond with last centre gripping wheel 14, through last centre gripping wheel 14 and lower centre gripping wheel 11 that set up, can carry out the centre gripping to electric wire 9, the angle of electric wire 9 when buckling has been increased, thereby it takes place damaged possibility to have reduced electric wire 9 after long-term the use.
Go up centre gripping wheel 14 and lower centre gripping wheel 11 all with arc recess 13 looks adaptation, electric wire 9 is located between centre gripping wheel 14 and the lower centre gripping wheel 11, four fixed blocks 15 that are the annular distribution of the equal fixedly connected with of lower extreme of two sets of telescopic link 17 outer walls, the equal fixedly connected with spring 16 of the top surface of two sets of fixed blocks 15, the top of two springs 16 all with the top fixed connection of 8 inner walls in flexible groove, two telescopic link 17 all are located the inside central authorities of spring 16, spring 16 and fixed block 15 through setting up, can provide a decurrent power to last centre gripping wheel 14, make and go up centre gripping wheel 14 and lower centre gripping wheel 11 and can enough carry out the block to test plug 6, also can carry out the block to electric wire 9.
The left and right sides of direct current resistance tester 4 all fixedly connected with elasticity handle 3, and two elasticity handles 3 are made by rubber, and through the elasticity handle 3 that sets up, the staff of being convenient for holds the device, has reduced the possibility that the device takes place the landing.
Two test plugs 6 all with built-in recess 7 sliding connection, the internal diameter of two flexible grooves 8 all is greater than the external diameter of last centre gripping wheel 14, two last centre gripping wheels 14 all with flexible groove 8 sliding connection.
When using the utility model discloses the time: when the direct current resistance tester 4 is required to test the direct current resistance of the transformer, the two test plugs 6 are pulled towards the direction away from each other, the two test plugs 6 move to drive the two rotating shafts 5 to rotate through the electric wires 9, so that the two electric wires 9 extend, then the test plugs 6 are inserted into the transformer to be tested, and then the direct current resistance of the transformer can be read according to data displayed on the direct current resistance tester 4; after direct current resistance tester 4 finishes testing the transformer, earlier cut off the power supply to the transformer, take out two test plug 6 from the transformer again, then rotate dwang 1, the rotation of dwang 1 can drive carousel 2 and rotate, rotation through carousel 2 drives pivot 5 and wind-up roll 10 and rotates, wind-up roll 10 can roll two electric wires 9 at the rotation in-process, thereby can advance built-in recess 7 with the rolling of electric wire 9, the possibility that electric wire 9 takes place to damage has been reduced, and then reduced the influence to direct current resistance tester 4 normal use, arc recess 13 and last pinch roller 14 and lower pinch roller 11 when blocking mutually of test plug 6, the stall dwang 1, then just accomplished accomodating electric wire 9 and test plug 6.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. Hand-held type direct current resistance tester, including direct current resistance tester (4), its characterized in that: the positions of the left side and the right side of the lower end of the front of the direct current resistance tester (4) close to the center are respectively provided with a groove, the grooves of the two direct current resistance testers (4) are respectively and rotatably connected with a turntable (2), the centers of the two turntables (2) at the sides far away from each other are respectively and fixedly connected with a rotating rod (1), the centers of the two turntables (2) at the front are respectively provided with a through hole which longitudinally penetrates through the direct current resistance tester (4), the through holes are respectively and rotatably connected with a rotating shaft (5), the positions of the left side and the right side of the lower end of the inner part of the direct current resistance tester (4) close to the center are respectively provided with a built-in groove (7), the sides far away from each other of the two built-in grooves (7) are respectively and rotatably penetrated through the outer wall of the direct current resistance tester (4), and the two, two one side that built-in recess (7) inside is close to all is equipped with hollow wind-up roll (10), two the inner wall of wind-up roll (10) all with the lower extreme fixed connection of pivot (5) outer wall, two the outer wall winding of wind-up roll (10) has electric wire (9), two electric wire (9) all with built-in recess (7) sliding connection.
2. The hand-held dc resistance tester of claim 1, wherein: two equal fixedly connected with test plug (6) of one end that electric wire (9) kept away from each other, two arc recess (13) have all been seted up to the upper and lower both sides of test plug (6), and two sets of the one end that arc recess (13) kept away from each other all is equipped with the baffle, and is two sets of the baffle that arc recess (13) are connected all with test plug (6) fixed connection, two flexible groove (8) have all been seted up to the one end that keeps away from each other of built-in recess (7) inner wall upside, two the equal fixedly connected with telescopic link (17) of central authorities of flexible groove (8) inner wall top surface, two the lower extreme at the telescopic link (17) back rotates and is connected with No. two axis of rotation (18), two the outside of No. two axis of rotation (18).
3. The hand-held dc resistance tester of claim 1, wherein: the two semi-circular grooves are formed in one side, away from each other, of the lower side of the inner wall of each built-in groove (7), the inner walls of the semi-circular grooves of the two built-in grooves (7) are connected with a first rotating shaft (12) in a rotating mode, the outer portions of the first rotating shafts (12) are connected with lower clamping wheels (11) in a rotating mode, and the lower clamping wheels (11) correspond to the upper clamping wheels (14).
4. The hand-held dc resistance tester of claim 2, wherein: go up centre gripping wheel (14) and lower centre gripping wheel (11) all with arc recess (13) looks adaptation, electric wire (9) are located centre gripping wheel (14) and down between centre gripping wheel (11), two sets of four fixed block (15) that are the annular distribution of the equal fixedly connected with of lower extreme of telescopic link (17) outer wall are two sets of the equal fixedly connected with spring (16), two of the top surface of fixed block (15) the top of spring (16) all with the top fixed connection of flexible groove (8) inner wall, two telescopic link (17) all are located the inside central authorities of spring (16).
5. The hand-held dc resistance tester of claim 1, wherein: the left side and the right side of the direct current resistance tester (4) are fixedly connected with elastic handles (3), and the two elastic handles (3) are made of rubber.
6. The hand-held dc resistance tester of claim 2, wherein: the two test plugs (6) are connected with the built-in groove (7) in a sliding mode, the inner diameter of each telescopic groove (8) is larger than the outer diameter of each upper clamping wheel (14), and the two upper clamping wheels (14) are connected with the telescopic grooves (8) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059228.1U CN213689764U (en) | 2020-09-18 | 2020-09-18 | Hand-held DC resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022059228.1U CN213689764U (en) | 2020-09-18 | 2020-09-18 | Hand-held DC resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213689764U true CN213689764U (en) | 2021-07-13 |
Family
ID=76748285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022059228.1U Active CN213689764U (en) | 2020-09-18 | 2020-09-18 | Hand-held DC resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213689764U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655393A (en) * | 2021-08-10 | 2021-11-16 | 国网山东省电力公司枣庄供电公司 | Portable storage battery tester |
| CN115336992A (en) * | 2022-08-22 | 2022-11-15 | 苏州福尼亚医疗科技有限公司 | Biostimulation feedback instrument suitable for multiple environments |
-
2020
- 2020-09-18 CN CN202022059228.1U patent/CN213689764U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655393A (en) * | 2021-08-10 | 2021-11-16 | 国网山东省电力公司枣庄供电公司 | Portable storage battery tester |
| CN115336992A (en) * | 2022-08-22 | 2022-11-15 | 苏州福尼亚医疗科技有限公司 | Biostimulation feedback instrument suitable for multiple environments |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213689764U (en) | Hand-held DC resistance tester | |
| CN108037340A (en) | A kind of intelligent universal meter easy to storage and measurement based on Internet of Things | |
| CN207396611U (en) | A kind of earth resistance tester containing box | |
| CN107826507B (en) | Handheld cable fault tester | |
| CN210894441U (en) | Universal meter bracket | |
| CN209728032U (en) | A kind of analog circuit fault diagnosing voltage measuring apparatus | |
| CN109283393A (en) | A kind of copper binding wire resistance meter of good antiskid effect | |
| CN113030543A (en) | Multi-functional maintenance table convenient to carry | |
| CN209471177U (en) | A kind of copper binding wire resistance meter of good antiskid effect | |
| CN210625785U (en) | Cable type liquid level transmitter convenient to wind | |
| CN219085012U (en) | Portable universal meter for electronic engineering overhaul | |
| CN110044237B (en) | Pitch-hole measuring instrument | |
| CN219842489U (en) | Explosion-proof equipotential tester | |
| CN215728383U (en) | Universal meter peripheral structure for electrical engineering | |
| CN206788214U (en) | Digital multimeter with test pencil winding arrangement | |
| CN214750507U (en) | Portable multimeter | |
| CN218445704U (en) | High-voltage test leakage current measuring device | |
| CN213023339U (en) | Anti-interference type direct current resistance tester | |
| CN218099514U (en) | Tool for measuring narrow space of storage battery | |
| CN210763736U (en) | Portable detecting instrument capable of taking up wires | |
| CN208172082U (en) | Pressure measuring instrument and potable voltage measuring instrument | |
| CN216160719U (en) | Automatic change electrical engineering monitoring facilities | |
| CN207248944U (en) | A kind of Universal meter-electroprobe | |
| CN219531850U (en) | On-spot measuring tool | |
| CN114646427B (en) | LDAR portable filing detection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |