CN213813772U

CN213813772U - Single-channel transformer direct-current resistance tester

Info

Publication number: CN213813772U
Application number: CN202022959760.9U
Authority: CN
Inventors: 陈白兰
Original assignee: Shenzhen Changchangpingsheng Electronics Co ltd
Current assignee: Shenzhen Changchangpingsheng Electronics Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-07-27
Anticipated expiration: 2030-12-12

Abstract

The utility model relates to the technical field of power equipment, and discloses a single-channel transformer direct current resistance tester, which comprises a box body, the inner wall of the box body is provided with a chute, the inside of the chute is slidably connected with a first slider, two first sliders are bolted with a support plate, a damping mechanism is arranged inside the support plate, the top of the damping mechanism is bolted with a tester body, the surface of the tester body is slidably connected with the inside of the support plate, the top of the support plate is hinged with two support rods, the other end of each support rod is hinged with a box cover, and one end of the box cover is hinged with the top of the box body; the utility model discloses a when closing the case lid, the case lid drives the mode that the bracing piece made the backup pad remove in the box along the spout, can reach the purpose of being convenient for to accomodate, has guaranteed that the accuracy and the tester of tester do not receive the damage, has improved work efficiency, has guaranteed the smooth completion of work.

Description

Single-channel transformer direct-current resistance tester

Technical Field

The utility model relates to a power equipment technical field specifically is a single channel transformer direct current resistance tester.

Background

At present, a transformer direct current resistance tester is a novel instrument designed by applying modern electronic technology, a high-stability constant current power supply and a testing part are designed into a whole by the instrument, and the whole testing process is completed by the control of a single chip microcomputer. The instrument has the characteristics of simple and convenient operation, wide measurement range, stable and accurate test data, perfect back electromotive force protection function, strong anti-interference capability and the like, is suitable for direct current resistance test of distribution transformers and large-scale power transformers, and is widely applied by power enterprises.

The existing tester is not convenient to store, workers directly put in a tool bag after testing, a large amount of dust enters the inner wall of the tester, the detection structure is not accurate, the detector is also easy to damage, the work progress is delayed, the detection line cannot be stored, the detection line is directly wound on the tester or directly put in the tool bag after detection is finished, the measurement line is easily wound together and is not easy to unwind, and therefore work is delayed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single channel transformer direct current resistance tester, possess and be convenient for accomodate and can accomodate the measuring line advantage, the current tester has been solved, be not convenient for accomodate, workman's test has directly put into the saddlebag in, lead to a large amount of dusts to enter into the inner wall of tester, cause and detect the structure inaccuracy, also damage the detector easily simultaneously, hinder the work progress, also can not accomodate the measuring line, the detection line is detecting the back, direct winding is on the tester or directly put into the saddlebag, the measuring line twines together easily, be difficult for untiing, thereby hinder the problem of work.

In order to achieve the above object, the utility model provides a following technical scheme: a single-channel transformer direct current resistance tester comprises a box body, wherein a sliding groove is formed in the inner wall of the box body, a first sliding block is connected inside the sliding groove in a sliding mode, a supporting plate is connected between the two first sliding blocks in a bolted mode, a damping mechanism is arranged inside the supporting plate, a tester body is connected to the top of the damping mechanism in a bolted mode, the surface of the tester body is connected with the inside of the supporting plate in a sliding mode, two supporting rods are hinged to the top of the supporting plate, a box cover is hinged to the other end of each supporting rod, one end of the box cover is hinged to the top of the box body, two winding mechanisms are arranged inside the box cover and comprise two fixing plates, one end of each fixing plate is connected with the inner wall of the box cover in a bolted mode, a first sliding rod is connected between the two fixing plates in a bolted mode, a second sliding block is connected to the surface of the first sliding rod in a sliding mode, and a first spring is arranged between the second sliding block and the fixing plates, and first spring cup joints with the surface slip of first slide bar, the top bolt of second slider has U type frame, it is connected with the reel to rotate through the bearing between the inner wall of U type frame, the tooth has been seted up to one side of reel, the surface meshing of tooth has the rack, and the inner wall bolt of one side of rack and case lid, the surface coiling of reel has the connecting wire, the surface that the pulley was passed through to the one end of connecting wire extends to the outside and the intercommunication of case lid has the test pen, the surface joint elasticity dop of test pen, and the surface bolt of one side and case lid of elasticity dop connects, the other end of connecting wire passes the case lid and communicates with the tester body, be provided with wire mechanism between two fixed plates, and wire mechanism is located the back of first slide bar, be provided with two fixed establishment between case lid and the box.

Preferably, the damping mechanism comprises a bottom plate, the surface of the bottom plate is connected with the inner wall of the supporting plate in a sliding mode, the top of the bottom plate is in bolted connection with the bottom of the tester body, and a second spring is arranged between the bottom plate and the inner wall of the supporting plate.

Preferably, the wire guide mechanism comprises a second slide bar, two ends of the second slide bar are bolted to the two fixing plates respectively, the surface of the second slide bar is connected with a guide wheel in a sliding manner through a slide block, the surface of the guide wheel is in transmission connection with the connecting wire, a third spring is arranged between the guide wheel and the fixing plates, and the third spring is in sliding sleeve connection with the surface of the second slide bar.

Preferably, the fixing mechanism comprises a fixing block, one side of the fixing block is bolted to the surface of the box body, a pressure lever is hinged to the surface of the fixing block, a fixing ring is hinged to the surface of the pressure lever, and a fixing head is bolted to the surface of the box cover. And the fixing head is matched with the fixing ring.

Preferably, a handle is bolted to the surface of the box cover.

Preferably, rubber pads are bolted to four corners of the bottom of the box body.

Compared with the prior art, the utility model provides a single channel transformer direct current resistance tester possesses following beneficial effect:

1. the utility model discloses a when closing the case lid, the case lid drives the mode that the bracing piece made the backup pad remove in the box along the spout, can reach the purpose of being convenient for to accomodate, has guaranteed that the accuracy and the tester of tester do not receive the damage, has improved work efficiency, has guaranteed the smooth completion of work.

2. The utility model discloses a pulling connecting wire, connecting wire drive a rolling section of thick bamboo and remove, and the rolling section of thick bamboo drives the second slider and removes along first slide bar, and the rolling section of thick bamboo rotates under the effect of rack simultaneously, carries out the mode that receive and releases to the connecting wire, can reach the purpose of being convenient for accomodate the connecting wire, has improved the efficiency of accomodating of connecting wire, has improved work efficiency.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is a top sectional view of the partial structure of the present invention;

fig. 4 is an enlarged view of a structure a in fig. 1 according to the present invention.

In the figure: 1. a box body; 2. a chute; 3. a first slider; 4. a support plate; 5. a damping mechanism; 6. a tester body; 7. a support bar; 8. a box cover; 9. a winding mechanism; 10. a fixing plate; 11. a first slide bar; 12. a second slider; 13. a first spring; 14. a U-shaped frame; 15. winding the roll; 16. teeth; 17. a rack; 18. a connecting wire; 19. a detection pen; 20. an elastic chuck; 21. a wire guide mechanism; 22. a fixing mechanism; 23. a handle; 24. a rubber pad; 51. a base plate; 52. a second spring; 211. a second slide bar; 212. a guide wheel; 213. a third spring; 221. a fixed block; 222. a pressure lever; 223. a fixing ring; 224. and fixing the head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a single-channel transformer direct current resistance tester comprises a box body 1, a sliding groove 2 is formed in the inner wall of the box body 1, a first sliding block 3 is slidably connected inside the sliding groove 2, a supporting plate 4 is bolted between the two first sliding blocks 3, a damping mechanism 5 is arranged inside the supporting plate 4, a tester body 6 is bolted on the top of the damping mechanism 5, the surface of the tester body 6 is slidably connected with the inside of the supporting plate 4, two supporting rods 7 are hinged on the top of the supporting plate 4, the other end of each supporting rod 7 is hinged with a box cover 8, one end of the box cover 8 is hinged with the top of the box body 1, two winding mechanisms 9 are arranged inside the box cover 8, each winding mechanism 9 comprises two fixing plates 10, one end of each fixing plate 10 is bolted with the inner wall of the box cover 8, a first sliding rod 11 is bolted between the two fixing plates 10, and a second sliding block 12 is slidably connected on the surface of the first sliding rod 11, a first spring 13 is arranged between the second sliding block 12 and the fixed plates 10, the first spring 13 is in sliding sleeve joint with the surface of the first sliding rod 11, the top of the second sliding block 12 is in bolt connection with a U-shaped frame 14, a winding drum 15 is rotatably connected between the inner walls of the U-shaped frame 14 through a bearing, one side of the winding drum 15 is provided with teeth 16, the surface of each tooth 16 is meshed with a rack 17, one side of each rack 17 is in bolt connection with the inner wall of the box cover 8, the surface of the winding drum 15 is wound with a connecting wire 18, one end of the connecting wire (18) extends to the outside of the box cover 8 through the surface of a pulley and is communicated with a detection pen 19, the surface of the detection pen 19 is clamped with an elastic chuck 20, one side of the elastic chuck 20 is in bolt connection with the surface of the box cover 8, the other end of the connecting wire 18 penetrates through the box cover 8 and is communicated with the tester body 6, a wire mechanism 21 is arranged between the two fixed plates 10, and the wire mechanism 21 is positioned on the back surface of the first sliding rod 11, be provided with two fixed establishment 22 between case lid 8 and the box 1, when closing case lid 8, case lid 8 drives the mode that bracing piece 7 made backup pad 4 remove in box 1 along spout 2, can reach the purpose of being convenient for to accomodate, the accuracy of tester and tester have been guaranteed not receive the damage, work efficiency has been improved, the smooth completion of work has been guaranteed, through pulling connecting wire 18, connecting wire 18 drives receipts reel 15 and removes, it removes along first slide bar 11 to drive second slider 12 to take up reel 15, it rotates under the effect of rack 17 to take up reel 15 simultaneously, the mode of receiving and releasing is carried out to connecting wire 18, can reach the purpose of being convenient for accomodate connecting wire 18, the efficiency of accomodating of connecting wire 18 has been improved, work efficiency is improved.

Further, damper 5 includes bottom plate 51, bottom plate 51's the surface and the inner wall sliding connection of backup pad 4, and the top of bottom plate 51 and the bottom bolt of tester body 6 are provided with second spring 52 between the inner wall of bottom plate 51 and backup pad 4, through setting up damper 5, reduce vibrations to the influence of tester body 6, guarantee that tester body 6 does not receive the damage.

Further, the wire guiding mechanism 21 comprises a second sliding rod 211, two ends of the second sliding rod 211 are bolted to the two fixing plates 10 respectively, the surface of the second sliding rod 211 is connected with a guide wheel 212 in a sliding mode through a sliding block, the surface of the guide wheel 212 is in transmission connection with the connecting wire 18, a third spring 213 is arranged between the guide wheel 212 and the fixing plates 10, the third spring 213 is in sliding sleeve connection with the surface of the second sliding rod 211, and by arranging the wire guiding mechanism 21, when the connecting wire 18 is stored and released, the connecting wire 18 cannot be clamped by other parts, and normal and stable operation of the device is guaranteed.

Further, the fixing mechanism 22 includes a fixing block 221, one side of the fixing block 221 is bolted to the surface of the box body 1, the surface of the fixing block 221 is hinged to a pressing rod 222, the surface of the pressing rod 222 is hinged to a fixing ring 223, and the surface of the box cover 8 is bolted to a fixing head 224. And fixing head 224 and solid fixed ring 223 looks adaptation, through setting up fixed establishment 22, fixed case lid 8, make case lid 8 and box 1 fixed more firmly when the device is removing, also convenient to use simultaneously.

Further, a handle 23 is bolted to the surface of the box cover 8, and the device can be moved conveniently by arranging the handle 23.

Further, the four corners of box 1 bottom all bolted connection have rubber pad 24, and through setting up rubber pad 24, the preventing device slides, leads to damaging tester body 6, also has absorbing function simultaneously.

When the box cover 8 is opened or closed, the box cover 8 is opened or closed to drive the support rod 7 to move upwards or downwards, the support rod 7 moves upwards or downwards to drive the support plate 4 to move upwards or downwards in the box body 1 along the sliding groove 2, when the box cover 8 is opened, the tester body 6 moves to the top of the box body 1, and when the box cover 8 is closed, the tester body 6 moves to the bottom of the box body 1, so that the purposes of convenient storage and use are achieved;

the detection pen 19 is taken down from the elastic chuck 20, then the detection pen 19 is pulled, the detection pen 19 drives the connecting line 18 to move, the connecting line 18 drives the winding drum 15 to move along the first sliding rod 11, the winding drum 15 moves to enable the winding drum 15 to rotate under the action of the rack 17, the winding drum 15 rotates to pay off the connecting line 18, detection is started, after detection is finished, the detection pen 19 is fixed in the elastic chuck 20, at the moment, due to the action of the first spring 13, the second sliding block 12 returns to the initial position, the winding drum 15 presses the rack 17 to reverse, the connecting line 18 is wound, and therefore the purpose of conveniently storing the connecting line 18 is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a single channel transformer direct current resistance tester, includes box (1), its characterized in that: the inner wall of the box body (1) is provided with a sliding groove (2), the inside of the sliding groove (2) is connected with first sliding blocks (3) in a sliding manner, a supporting plate (4) is connected between the two first sliding blocks (3) in a bolting manner, a damping mechanism (5) is arranged inside the supporting plate (4), the top of the damping mechanism (5) is connected with a tester body (6) in a bolting manner, the surface of the tester body (6) is connected with the inside of the supporting plate (4) in a sliding manner, the top of the supporting plate (4) is hinged with two supporting rods (7), the other end of each supporting rod (7) is hinged with a box cover (8), one end of each box cover (8) is hinged with the top of the box body (1), the inside of each box cover (8) is provided with two winding mechanisms (9), each winding mechanism (9) comprises two fixing plates (10), one end of each fixing plate (10) is bolted with the inner wall of each box cover (8), a first sliding rod (11) is connected between the two fixing plates (10) in a bolted mode, a second sliding block (12) is connected to the surface of the first sliding rod (11) in a sliding mode, a first spring (13) is arranged between the second sliding block (12) and the fixing plates (10), the first spring (13) is sleeved with the surface of the first sliding rod (11) in a sliding mode, a U-shaped frame (14) is connected to the top of the second sliding block (12) in a bolted mode, a winding drum (15) is connected between the inner walls of the U-shaped frame (14) in a rotating mode through bearings, teeth (16) are arranged on one side of the winding drum (15), racks (17) are meshed on the surfaces of the teeth (16), one side of each rack (17) is connected with the inner wall of the box cover (8) in a bolted mode, a connecting wire (18) is wound on the surface of the winding drum (15), one end of the connecting wire (18) extends to the outer portion of the box cover (8) through the surface of the pulley and is communicated with a detection pen (19), the surface joint of detection pen (19) has elasticity dop (20), and the surface bolt joint of one side and case lid (8) of elasticity dop (20), the other end of connecting wire (18) pass case lid (8) and communicate with tester body (6), be provided with wire mechanism (21) between two fixed plates (10), and wire mechanism (21) are located the back of first slide bar (11), be provided with two fixed establishment (22) between case lid (8) and box (1).

2. The single channel transformer dc resistance tester of claim 1, wherein: the damping mechanism (5) comprises a bottom plate (51), the surface of the bottom plate (51) is in sliding connection with the inner wall of the supporting plate (4), the top of the bottom plate (51) is in bolted connection with the bottom of the tester body (6), and a second spring (52) is arranged between the bottom plate (51) and the inner wall of the supporting plate (4).

3. The single channel transformer dc resistance tester of claim 1, wherein: the wire guide mechanism (21) comprises a second sliding rod (211), two ends of the second sliding rod (211) are respectively bolted with the two fixing plates (10), the surface of the second sliding rod (211) is connected with a guide wheel (212) in a sliding mode through a sliding block, the surface of the guide wheel (212) is in transmission connection with the connecting wire (18), a third spring (213) is arranged between the guide wheel (212) and the fixing plates (10), and the third spring (213) is in sliding sleeve connection with the surface of the second sliding rod (211).

4. The single channel transformer dc resistance tester of claim 1, wherein: the fixing mechanism (22) comprises a fixing block (221), one side of the fixing block (221) is bolted to the surface of the box body (1), a pressure lever (222) is hinged to the surface of the fixing block (221), a fixing ring (223) is hinged to the surface of the pressure lever (222), a fixing head (224) is bolted to the surface of the box cover (8), and the fixing head (224) is matched with the fixing ring (223).

5. The single channel transformer dc resistance tester of claim 1, wherein: the surface of the box cover (8) is bolted with a handle (23).

6. The single channel transformer dc resistance tester of claim 1, wherein: rubber pads (24) are bolted at four corners of the bottom of the box body (1).