CN219016561U - Calibration equipment for three-phase direct current resistance tester - Google Patents
Calibration equipment for three-phase direct current resistance tester Download PDFInfo
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- CN219016561U CN219016561U CN202222938206.1U CN202222938206U CN219016561U CN 219016561 U CN219016561 U CN 219016561U CN 202222938206 U CN202222938206 U CN 202222938206U CN 219016561 U CN219016561 U CN 219016561U
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- supporting seat
- current resistance
- resistance tester
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to calibration equipment for a three-phase direct current resistance tester, which belongs to the field of test equipment and comprises a protective box body, wherein a calibrator body is arranged in the protective box body, the calibrator body is arranged in the protective box body through a mounting assembly, the mounting assembly comprises a cross-shaped supporting seat, a side protection block, a limiting piece and a damping piece, the calibrator body is arranged on the cross-shaped supporting seat, the end of the cross-shaped supporting seat is fixedly provided with the side protection block, the top of the side protection block is provided with the limiting piece, the calibrator body is fixed between the cross-shaped supporting seats through the limiting piece, the cross-shaped supporting seat is connected with the inner bottom end of the protective box body through the damping piece, and the side protection block is also connected with the inner side wall of the protective box body through the damping piece; the utility model solves the safety problem in the detection process of the calibrator of the existing three-phase direct current resistance tester, realizes the stability and safety of carrying the calibrator, realizes the protection of shock absorption and buffering compared with the prior art, and has remarkable practicability.
Description
Technical field:
the utility model relates to the field of test equipment, in particular to calibration equipment for a three-phase direct current resistance tester.
The background technology is as follows:
the calibration equipment of the three-phase direct current resistance tester adopts a high-efficiency program-controlled current source technology and a multi-module network structure, has the characteristics of high precision, wide measurement range, stable data, good repeatability, strong anti-interference capability, perfect protection function, high charge and discharge speed and the like, can synchronously measure three loops, simultaneously display and automatically calculate unbalance rate, has advanced functions of magnetic measurement assistance, intelligent demagnetization and the like, and particularly can greatly shorten measurement time and improve working efficiency for measuring the direct current resistance of a large-scale multi-tap transformer. In order to ensure normal use of the tester, the tester needs to be calibrated, a common tester calibration assembly is inconvenient to carry, collision easily occurs in a box body in the carrying process, and particularly, equipment can damage a high-precision equipment body when being collided, so that the equipment precision is reduced, and the service life is influenced. The utility model discloses a calibrating device for a three-phase direct current resistance tester, which solves the problem of dust prevention of equipment, but has defects and shortcomings in equipment protection.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art and provides a calibration device for a three-phase direct current resistance tester.
The utility model adopts the technical scheme that:
the utility model provides a three-phase direct current resistance tester calibration equipment, includes the protection box, the installation is equipped with the calibrator body in the protection box, including the calibrator body through installation component installation setting in the protection box, installation component includes cross supporting seat, side protection piece, locating part and shock attenuation piece, the calibrator body is laid on the cross supporting seat, the end of cross supporting seat is all fixed and is equipped with the side protection piece, side protection piece top installation is equipped with the locating part, the locating part will the calibrator body is fixed between the cross supporting seat, the cross supporting seat with pass through between the inside bottom of protection box the shock attenuation piece is connected, the side protection piece with also pass through between the inside lateral wall of protection box the shock attenuation piece is connected.
Preferably, the limiting piece is composed of a limiting block fixed at the top of the side protection block and a limiting knob connected to the limiting block in a threaded mode.
Preferably, the bottom of the limit knob is provided with an inclined conical surface, and the top of the limit knob is provided with a rotary clamping groove.
Preferably, the damping piece comprises fixed block, telescopic link, dead lever, piston piece and damping spring, the fixed block is fixed respectively telescopic link, dead lever one end, telescopic link one end activity joint is in the dead lever, piston piece fixed mounting is in on the telescopic link end, piston piece butt is in the dead lever, damping spring cup joints on telescopic link, the dead lever.
Preferably, the side of the calibrator body is provided with a heat dissipation window, and the protecting box is provided with an exhaust fan on the same side as the heat dissipation window.
The beneficial effects of the utility model are as follows: the utility model solves the safety problem in the detection process of the existing three-phase direct current resistance tester calibrator, realizes the stability and safety carried by the instrument, and effectively realizes the safety of calibrating the three-phase direct current resistance tester compared with the protection of shock absorption and buffering in the prior art.
Description of the drawings:
fig. 1: the three-dimensional structure of the utility model is schematically shown.
Fig. 2: the structure of the utility model after the calibration body of figure 1 is removed is schematically shown.
Fig. 3: the mounting assembly of the present utility model is schematically structured.
Fig. 4: the structure of the damping member of the present utility model is schematically shown.
Fig. 5: the damping member of the present utility model is partially cut away.
Fig. 6: the structure of the limiting block is schematically shown.
In the figure: 001. 002, calibrator body, 210, heat dissipation window, 003, installation component, 310, cross type supporting seat, 320, side protection piece, 330, locating part, 331, stopper, 332, spacing knob, 3321, conical surface, 3322, rotatory centre gripping groove, 340, shock attenuation piece, 341, fixed block, 342, telescopic link, 343, dead lever, 344, piston block, 345, damping spring, 004, air discharge fan.
The specific embodiment is as follows:
the drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
As shown in FIGS. 1-6, a calibration device for a three-phase direct current resistance tester comprises a protection box 001, wherein a calibrator body 002 is arranged in the protection box 001, the calibrator body 002 is arranged in the protection box 001 through a mounting assembly 003, the mounting assembly 003 comprises a cross-shaped supporting seat 310, a side protection block 320, a limiting piece 330 and a damping piece 340, the calibrator body 002 is arranged on the cross-shaped supporting seat 310, the tail end of the cross-shaped supporting seat 310 is fixedly provided with the side protection block 320, the top of the side protection block 320 is provided with the limiting piece 330, the calibrator body 002 is fixed between the cross-shaped supporting seats 310 by the limiting piece 330, the cross-shaped supporting seat 310 is connected with the inner bottom end of the protection box 001 through the damping piece 340, and the side protection block 320 is also connected with the inner side wall of the protection box 001 through the damping piece 340.
The further optimization setting of this scheme is: as shown in fig. 6, the limiting member 330 is composed of a limiting block 331 fixed on the top of the side protection block 320 and a limiting knob 332 screwed on the limiting block 331, and after the calibrator body 002 is mounted on the cross-shaped support bracket 310, the limiting knob 332 is rotated, so that the limiting knob 332 abuts against and is fixed to the calibrator body 002.
The further optimization setting of this scheme is: as shown in fig. 6, the bottom of the limit knob 332 is provided with an inclined conical surface 3321, the top of the limit knob 332 is provided with a rotary clamping groove 3322, a user inserts fingers into the rotary clamping groove 3322 to clamp the limit knob 332, the limit knob 332 rotates to abut against the calibrator body 002, and the conical surface 3321 abuts against the calibrator body 002.
The further optimization setting of this scheme is: as shown in fig. 4-5, the shock absorbing member 340 is composed of a fixed block 341, a telescopic rod 342, a fixed rod 343, a piston block 344 and a shock absorbing spring 345, wherein the fixed block 341 is respectively fixed at one end of the telescopic rod 342 and one end of the fixed rod 343, the fixed block 341 is installed on the protective box 001 through the existing screw, one end of the telescopic rod 342 is movably clamped in the fixed rod 343, the piston block 344 is fixedly installed at the tail end of the telescopic rod 342, the piston block 344 is abutted in the fixed rod 343, the shock absorbing spring 345 is sleeved on the telescopic rod 342 and the fixed rod 343, when the telescopic rod 342 is compressed into the fixed rod 343, the piston block 344 synchronously moves in the fixed rod 343, the negative pressure in the fixed rod 343 is increased, the air is equivalent to an air cushion to realize buffering, and the shock absorbing spring 345 plays a main role in the telescopic shock absorbing process.
The further optimization setting of this scheme is: as shown in fig. 2, the side of the calibrator body 002 is provided with a heat dissipation window 210, the protecting box 001 is provided with an exhaust fan 004 on the same side as the heat dissipation window 210, and the calibrator body 002 generates more heat in the working process due to being placed in the protecting box 001, and needs to be discharged through the exhaust fan 004.
In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.
Claims (5)
1. The utility model provides a three-phase direct current resistance tester calibration equipment, includes protection box (001), install in protection box (001) and be equipped with calibrator body (002), its characterized in that: including calibrator body (002) installation setting through installation component (003) in protection box (001), installation component (003) include cross supporting seat (310), side protection piece (320), locating part (330) and shock attenuation piece (340), calibrator body (002) are laid on cross supporting seat (310), cross supporting seat (310) end is all fixed to be equipped with side protection piece (320), side protection piece (320) top installation is equipped with locating part (330), locating part (330) will calibrator body (002) are fixed between cross supporting seat (310), cross supporting seat (310) with pass through between the inside bottom of protection box (001) shock attenuation piece (340) are connected, side protection piece (320) with between protection box (001) inside wall also pass through shock attenuation piece (340) are connected.
2. The three-phase direct current resistance tester calibration apparatus according to claim 1, wherein: the limiting piece (330) is composed of a limiting block (331) fixed at the top of the side protection block (320) and a limiting knob (332) connected to the limiting block (331) in a threaded mode.
3. The three-phase direct current resistance tester calibration apparatus according to claim 2, wherein: the bottom of the limit knob (332) is provided with an inclined conical surface (3321), and the top of the limit knob (332) is provided with a rotary clamping groove (3322).
4. The three-phase direct current resistance tester calibration apparatus according to claim 1, wherein: damping part (340) comprises fixed block (341), telescopic link (342), dead lever (343), piston piece (344) and damping spring (345), fixed block (341) are fixed respectively telescopic link (342), dead lever (343) one end, telescopic link (342) one end activity joint is in dead lever (343), piston piece (344) fixed mounting is in on telescopic link (342) terminal, piston piece (344) butt is in dead lever (343), damping spring (345) cup joint on telescopic link (342), dead lever (343).
5. The three-phase direct current resistance tester calibration apparatus according to claim 1, wherein: the side of the calibrator body (002) is provided with a heat radiation window (210), and an exhaust fan (004) on the same side as the heat radiation window (210) is arranged on the protective box body (001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938206.1U CN219016561U (en) | 2022-11-04 | 2022-11-04 | Calibration equipment for three-phase direct current resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938206.1U CN219016561U (en) | 2022-11-04 | 2022-11-04 | Calibration equipment for three-phase direct current resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219016561U true CN219016561U (en) | 2023-05-12 |
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ID=86251318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222938206.1U Active CN219016561U (en) | 2022-11-04 | 2022-11-04 | Calibration equipment for three-phase direct current resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219016561U (en) |
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2022
- 2022-11-04 CN CN202222938206.1U patent/CN219016561U/en active Active
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