CN214703787U

CN214703787U - Transformer direct current resistance tester

Info

Publication number: CN214703787U
Application number: CN202120063559.4U
Authority: CN
Inventors: 吴春章
Original assignee: Jilin Ruien Jiahua Power Development Co ltd
Current assignee: Jilin Ruien Jiahua Power Development Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-11-12
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a transformer direct current resistance tester, which comprises a tester box body, wherein the tester box body is arranged into a square box structure, the front side wall of the tester box body is provided with a transparent water pool and an instrument panel, the transparent water pool and the instrument panel are arranged at the same height, and the instrument panel is a pointer instrument panel; a plurality of adjusting knobs are arranged on the front side wall of the tester box body at equal intervals, and two adjacent adjusting knobs are arranged at equal intervals; the utility model discloses a wire that needs the transformer direct current resistance tester during operation to use is placed at the wire storage inslot, and during the portable tester, need not other parcel of rethread and carry the wire, improve the operation simplicity of accomodating the arrangement, improve the simplicity when carrying, the tool holder of semicircle structure is seted up to the inner wall left and right sides symmetry of wire storage groove, is convenient for place some use tools, like the screw to, instrument such as spanner, improvement practicality.

Description

Transformer direct current resistance tester

Technical Field

The utility model relates to a transformer technical field, concretely relates to transformer direct current resistance tester.

Background

The direct current resistance test of transformer winding of the transformer direct current resistance tester is an indispensable test project after the transformer is handed over, overhauled and the tap switch is changed. In general, measuring the dc resistance of the transformer winding and the high power inductive device by conventional methods (bridge method and voltage drop method) is a time-consuming and labor-intensive task. In order to change such a situation, shorten the measurement time and reduce the workload of the tester, a transformer dc resistance tester was developed. The novel power supply technology is adopted, and the novel power supply has the characteristics of rapid measurement, small volume, convenience in use, high measurement precision and the like. The device is an ideal device for measuring the direct current resistance of a transformer winding and a high-power inductive device, and can be used as the direct current resistance value of a grounding wire.

The traditional transformer direct current resistance tester has the following defects in the use process:

traditional transformer direct current resistance tester, when actual test, need carry out electric connection with a plurality of wires, carry out electric connection with transformer direct current resistance tester and transformer direct current resistance through a plurality of wires, and be transformer direct current resistance tester during operation accessory must be attached to a plurality of wires, and current, all accomodate the wire through other storage device in outside to the wire, need carry transformer direct current resistance tester and wire together during the use, just so when making transformer direct current resistance tester transport arrangement, it is very troublesome to operate, the practicality is not strong.

It can be seen that there is a need for a transformer dc resistance tester.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a transformer direct current resistance tester to solve traditional transformer direct current resistance tester, because the device's structure is comparatively single, carrying out abluent in-process to the rice, lead to easily wasing not thoroughly, reduced work efficiency's problem.

In order to achieve the above object, the utility model discloses a following technical scheme realizes: a transformer direct current resistance tester comprises a tester box body, wherein the tester box body is of a square box structure, a transparent water pool and an instrument panel are arranged on the front side wall of the tester box body, the transparent water pool and the instrument panel are arranged at the same height, and the instrument panel is a pointer instrument panel;

a plurality of adjusting knobs are arranged on the front side wall of the tester box body at equal intervals, and two adjacent adjusting knobs are arranged at equal intervals;

two binding posts are fixedly arranged on the left side wall of the tester box body, a plurality of connecting groove rings with circular ring structures are arranged at the top end of the outer circular surface of each binding post, every two adjacent connecting groove rings are arranged at equal intervals, and a circular hole socket is arranged at the top end of each binding post;

the tester box body is provided with a clamping groove with a square groove structure at the top end, a wire storage groove with a square hole structure is formed in the middle of the bottom surface of the clamping groove, and tool grooves with semi-circular arc structures are symmetrically formed in the left side and the right side of the inner wall of the wire storage groove;

one side of the top end of the clamping groove is fixedly provided with a plurality of hinges, the top end of the clamping groove is hinged with a top sealing cover through the hinges, the top sealing cover is of a square plate structure, and the middle of one side of the top sealing cover is provided with a buckling groove which is raised upwards.

Further, the bottom surface of the tester box is close to the left and right sides symmetry of the tester box is provided with installation fixed feet, each installation fixed foot all sets up to the rectangular structure.

Furthermore, square block-shaped second sliding blocks are arranged on the bottom surface of each mounting and fixing foot at equal intervals, and each second sliding block is a magnet block.

Furthermore, first sliding grooves are symmetrically formed in the left side and the right side of the tester box body, the first sliding groove in each side is parallel to the bottom surface of the tester box body, the first sliding groove in each side is close to the bottom surface of the tester box body on the side wall of the tester box body, a first sliding way is formed in the first sliding groove in each side, and the middle part of the first sliding way in each side is connected with a first push block in a sliding mode;

the bottom surfaces of the mounting and fixing feet are provided with second sliding grooves at equal intervals, the middle parts of the top ends of the second sliding grooves are provided with second sliding ways communicated with the first sliding ways, and the second sliding blocks are embedded into the corresponding second sliding ways in a sliding connection mode;

the first push block is fixedly connected with the second slide block through a plurality of first slide ways and second slide ways in the second slide grooves.

Further, each of the terminals is provided with a cylindrical structure.

Further, transparent colorless water liquid is stored in the transparent pool, and a luminous colored bulb is installed at the bottom of the transparent pool.

Furthermore, the wiring terminal is respectively and electrically connected with the instrument panel, the colored bulb and the adjusting knob.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a draw-in groove of square groove structure is seted up on tester box top, the bottom surface middle part of draw-in groove sets up the storage wire groove of square hole structure, it is convenient for place and accomodate the wire to store up the wire groove, place in the storage wire inslot through the wire that needs use transformer direct current resistance tester during operation, during portable tester, need not other parcel of rethread and carry the wire, the operation simplicity in arrangement is accomodate in the improvement, the simplicity when carrying is improved, the tool holder of semicircle structure is seted up to the inner wall left and right sides symmetry of storage wire groove, be convenient for place some use tools, if the screw arrives, tools such as spanner, the practicality is improved.

2. The utility model discloses a wherein one side has set firmly a plurality of hinge on the top of draw-in groove, and the top of draw-in groove is articulated through the hinge has a sealed lid, through sealed lid, is convenient for protect and prevent dust the wire that leaves in the storage wire groove, improves the protection security to the wire.

3. The utility model discloses a two terminals have set firmly at tester box left side wall, the connecting groove ring of a plurality of ring structure is seted up on the outer disc top of each terminal, can realize carrying out the joint with the outside wire through the connecting groove ring, improve electric connection's stationarity, round hole socket has been seted up on the top through each terminal, can realize cooperating with the outside wire through the round hole socket and be connected, realize the diversification of connected form, improve the adaptation performance of this terminal, improve the practicality of terminal.

In short, this application technical scheme utilizes coherent and compact structure, has solved traditional transformer direct current resistance tester, because the structure of the device is comparatively single, is carrying out abluent in-process to the rice, leads to easily wasing thoroughly, has reduced work efficiency's problem.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the tester case of the present invention;

FIG. 2 is a schematic view of the rear view structure of the box body of the tester of the present invention;

FIG. 3 is a schematic structural view of the top wire storage groove of the tester case of the present invention;

fig. 4 is a left side view structural diagram of the tester case of the present invention;

FIG. 5 is a schematic structural view of the bottom surface of the case body of the tester of the present invention;

in the figure: 1. tester box, 2, transparent pond, 3, panel board, 4, the sealed lid of top, 5, catching groove, 6, terminal, 7, connecting groove ring, 8, round hole socket, 9, first spout, 10, first slide, 11, first ejector pad, 12, adjust knob, 13, installation fixed foot, 14, louvre, 15, power source, 16, hinge, 17, draw-in groove, 18, wire storage groove, 19, instrument groove, 20, second spout, 21, second slide, 22, second slider.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the above description of the present invention, it should be noted that the terms "one side" and "the other side" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.

Referring to fig. 1-5, the present invention provides a technical solution:

a transformer direct current resistance tester comprises a tester box body 1, wherein the tester box body 1 is arranged in a square box structure, a transparent water tank 2 and an instrument panel 3 are arranged on the front side wall of the tester box body 1, the transparent water tank 2 and the instrument panel 3 are arranged in a height-equal mode, and the instrument panel 3 is a pointer-type instrument panel;

a plurality of adjusting knobs 12 are arranged on the front side wall of the tester box body 1 at equal intervals, and two adjacent adjusting knobs 12 are arranged at equal intervals;

two binding posts 6 are fixedly arranged on the left side wall of the tester box body 1, a plurality of connecting groove rings 7 with circular ring structures are arranged at the top end of the outer circular surface of each binding post 6, two adjacent connecting groove rings 7 are arranged at equal intervals, and a circular hole socket 8 is arranged at the top end of each binding post 6;

the top end of the tester box body 1 is provided with a clamping groove 17 with a square groove structure, the middle part of the bottom surface of the clamping groove 17 is provided with a wire storage groove 18 with a square hole structure, and the left side and the right side of the inner wall of the wire storage groove 18 are symmetrically provided with tool grooves 19 with semi-circular arc structures;

one side of the top end of the clamping groove 17 is fixedly provided with a plurality of hinges 16, the top end of the clamping groove 17 is hinged with a top sealing cover 4 through the hinges 16, the top sealing cover 4 is of a square plate structure, and the middle of one side of the top sealing cover 4 is provided with a buckling groove 5 which is raised upwards.

The utility model discloses in, offer the draw-in groove 17 of square groove structure through 1 top of tester box, the bottom surface middle part of draw-in groove 17 sets up the storage wire casing 18 of square hole structure, storage wire casing 18 is convenient for place and accomodate the wire, place in storage wire casing 18 through the wire that needs use with transformer direct current resistance tester during operation, during the portable tester, need not other parcel of rethread and carry the wire, improve the operation simplicity of accomodating the arrangement, improve the simplicity when carrying, the tool groove 19 of semicircle structure is seted up to the inner wall left and right sides symmetry of storage wire casing 18, be convenient for place some use tools, if the screw arrives, tools such as spanner, the practicality is improved.

The utility model discloses in, through the top at draw-in groove 17 wherein one side set firmly a plurality of hinge 16, the top of draw-in groove 17 is passed through hinge 16 and is articulated have a sealed lid 4, through sealed lid, is convenient for protect and prevent dust the wire that leaves in storage wire groove 18, improves the protection security to the wire.

The utility model discloses in, through having set firmly two terminals 6 at 1 left side wall of tester box, the connecting groove ring 7 of a plurality of ring structure is seted up on the outer disc top of each terminal 6, can realize carrying out the joint with the outside wire through connecting groove ring 7, improve electric connection's stationarity, round hole socket 8 has been seted up on top through each terminal 6, can realize cooperating with the outside wire through round hole socket 8 and be connected, realize the diversification of connected form, improve the adaptation performance of this terminal 6, improve terminal 6's practicality.

The bottom surface of tester box 1 is close to the left and right sides symmetry that is provided with the fixed foot 13 of installation in tester box 1, and each fixed foot 13 of installation all sets up to the rectangular block structure, is convenient for install and fixed, improves tester box 1's installation fastness.

The bottom surface of each installation fixed foot 13 is equidistant to be provided with square massive second slider 22, and each second slider 22 is the magnet piece, is convenient for can cross magnet and inhale magnetically, improves the fastness of placing of tester box 1.

The left side and the right side of the tester box body 1 are symmetrically provided with first sliding chutes 9, the first sliding chutes 9 on each side are parallel to the bottom surface of the tester box body 1, the first sliding chutes 9 on each side are close to the bottom surface of the tester box body 1 on the side wall of the tester box body 1, the first sliding chutes 9 on each side are internally provided with first sliding ways 10, and the middle parts of the first sliding ways 10 on each side are connected with first push blocks 11 through sliding;

the bottom surfaces of the mounting and fixing legs 13 are provided with second sliding chutes 20 at equal intervals, the middle parts of the top ends of the second sliding chutes 20 are provided with second sliding ways 21 communicated with the first sliding ways 10, and second sliding blocks 22 are embedded in the corresponding second sliding ways 21 through sliding connection;

the first push block 11 is fixedly connected with a plurality of second slide blocks 22 in the second sliding chute 20 through the first sliding chute 10 and the second sliding chute 21.

The utility model discloses in, be convenient for through 11 control second sliders 22 of first ejector pad horizontal sliding in second spout 20, be convenient for stagger between the magnet of connecting the second slider 22 of magnet block structure and put aside, be favorable to being convenient for dismantle the operation to tester box 1.

Each terminal 6 all sets up to the cylinder structure, improves the aesthetic property of structure, and transparent colourless water liquid is stored to transparent pond 2 inside, and luminous colored bulb is installed to the bottom of transparent pond 2, and is luminous through colored bulb, illuminates the water liquid in the transparent pond 2, and then convenient to use person is fast through the size of vision perception resistance.

Terminal 6 respectively with panel board 3, colored bulb and adjust knob 12 electric connection, be convenient for carry out resistance test to transformer direct current resistance through electric connection in the utility model, concrete circuit connection is the technique that has now been disclosed, the utility model discloses this circuit principle will no longer be repeated.

The utility model provides a tester box 1 is applicable to and places on the workstation that has sunken draw-in groove, and the inside of draw-in groove is provided with and installs the second slider 22 looks absorption cooperation in the fixed 13 bottoms of foot, and concrete theory of operation is as follows:

firstly, the mounting fixing feet 13 at the bottom end of the tester box body 1 are inserted into the clamping groove of the workbench, the second sliding blocks 22 at the bottom end of the mounting fixing feet 13 and the magnetic blocks in the clamping groove of the workbench are adsorbed and combined, and then the mounting fixing feet 13 at the bottom end of the tester box body 1 are fixed.

Secondly, pass through two wires and 6 electric connection of terminal with transformer direct current resistance, make tester box 1 carry out resistance measurement to transformer direct current resistance, adjust this tester box 1's internal resistance through adjust knob 12, make the moving range of panel board 3 be in this transformer direct current resistance's scope, luminous through the colored bulb in the transparent water pond 2, light up the water liquid in the transparent water pond 2, and then convenient to use person perceives the size of resistance through the vision fast.

Finally, a user can accurately read the resistance value of the direct-current resistance of the transformer through the instrument panel 3, and then the resistance test of the direct-current resistance of the transformer can be completed.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a transformer direct current resistance tester, includes tester box (1), its characterized in that: the tester box body (1) is of a square box structure, a transparent water pool (2) and an instrument panel (3) are arranged on the front side wall of the tester box body (1), the transparent water pool (2) and the instrument panel (3) are arranged at the same height, and the instrument panel (3) is a pointer instrument panel;

a plurality of adjusting knobs (12) are arranged on the front side wall of the tester box body (1) at equal intervals, and two adjacent adjusting knobs (12) are arranged at equal intervals;

two binding posts (6) are fixedly arranged on the left side wall of the tester box body (1), a plurality of connecting groove rings (7) with circular ring structures are arranged at the top end of the outer circular surface of each binding post (6), every two adjacent connecting groove rings (7) are arranged at equal intervals, and a round hole socket (8) is arranged at the top end of each binding post (6);

a clamping groove (17) with a square groove structure is formed in the top end of the tester box body (1), a wire storage groove (18) with a square hole structure is formed in the middle of the bottom surface of the clamping groove (17), and tool grooves (19) with semi-circular arc structures are symmetrically formed in the left side and the right side of the inner wall of the wire storage groove (18);

one side of the top end of the clamping groove (17) is fixedly provided with a plurality of hinges (16), the top end of the clamping groove (17) is hinged to a top sealing cover (4) through the hinges (16), the top sealing cover (4) is of a square plate structure, and the middle of one side of the top sealing cover (4) is provided with a buckling groove (5) which is raised upwards.

2. The transformer direct current resistance tester of claim 1, wherein: the bottom surface of the tester box body (1) is close to the left side and the right side of the tester box body (1) are symmetrically provided with mounting and fixing feet (13), and each mounting and fixing foot (13) is arranged to be a rectangular block structure.

3. The transformer direct current resistance tester of claim 2, wherein: the bottom surface of each mounting and fixing foot (13) is provided with square block-shaped second sliding blocks (22) at equal intervals, and each second sliding block (22) is a magnet block.

4. A transformer dc resistance tester as claimed in claim 3, wherein: first sliding grooves (9) are symmetrically formed in the left side and the right side of the tester box body (1), the first sliding grooves (9) on each side are parallel to the bottom surface of the tester box body (1), the first sliding grooves (9) on each side are close to the bottom surface of the tester box body (1) on the side wall of the tester box body (1), first sliding ways (10) are formed in the first sliding grooves (9) on each side, and the middle parts of the first sliding ways (10) on each side are connected with first push blocks (11) in a sliding mode;

the bottom surfaces of the mounting and fixing legs (13) are provided with second sliding grooves (20) at equal intervals, the middle parts of the top ends of the second sliding grooves (20) are provided with second sliding ways (21) communicated with the first sliding ways (10), and the second sliding blocks (22) are embedded into the corresponding second sliding ways (21) in a sliding connection manner;

the first push block (11) is fixedly connected with the second slide blocks (22) in the second slide grooves (20) through a first slide way (10) and a second slide way (21).

5. The transformer direct current resistance tester of claim 1, wherein: each binding post (6) is arranged to be in a cylindrical structure.

6. The transformer direct current resistance tester of claim 1, wherein: transparent colorless water liquid is stored in the transparent pool (2), and a luminous colored bulb is installed at the bottom of the transparent pool (2).

7. The transformer direct current resistance tester of claim 6, wherein: the wiring terminal (6) is electrically connected with the instrument panel (3), the colored bulb and the adjusting knob (12) respectively.