CN220438473U - Distribution transformer direct resistance test stand - Google Patents
Distribution transformer direct resistance test stand Download PDFInfo
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- CN220438473U CN220438473U CN202322040300.XU CN202322040300U CN220438473U CN 220438473 U CN220438473 U CN 220438473U CN 202322040300 U CN202322040300 U CN 202322040300U CN 220438473 U CN220438473 U CN 220438473U
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- resistance test
- direct resistance
- distribution transformer
- lower case
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- 238000012360 testing method Methods 0.000 title claims abstract description 49
- 238000009826 distribution Methods 0.000 title claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model provides a distribution transformer direct resistance test bed, which relates to the technical field of transformer direct resistance test beds and comprises a lower chassis, a test bed and a buffer plate; two groups of motors are arranged on the left side and the right side of the inner bottom of the lower case, a screw rod is arranged on each motor, a through hole is formed in the upper end face of the lower case, a test bed is movably lifted in the lower case, a bottom plate is arranged at the bottom of the test bed, the test bed penetrates through the through holes when lifted, and a buffer plate is arranged at the inner bottom of the lower case; the upper part of the front side surface of the lower case is provided with a lifting control panel, the rear side surface of the lower case is provided with a rear ventilation frame, three groups of cooling fans are installed in the rear ventilation frame, and a railing is arranged at a gap in the rear ventilation frame. The utility model is convenient to quickly lift out of the test bed for detection, is convenient to quickly descend into the lower chassis after use, is easy and convenient to operate, is safe and reliable for protection, is convenient for ventilation and heat dissipation, and is flexible and convenient to use.
Description
Technical Field
The utility model relates to the technical field of direct resistance test tables of transformers, in particular to a direct resistance test table of a distribution transformer.
Background
A transformer is a stationary electrical device that converts alternating current energy of one voltage class into alternating current energy of another voltage class using the principle of electromagnetic induction, the primary components being a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization and the like, and the transformer needs to be subjected to experimental detection in the research and development process and after production, and is generally detected by adopting a test bed.
In the prior art (publication No. CN 218036990U), a moving component is arranged below the shell, a radiating component is arranged inside the shell, a dismounting component is arranged above the radiating component, a lifting component is arranged above the shell, a workbench is arranged above the lifting component, and an adjusting component is arranged at the joint of the workbench and the lifting component, but the test stand in the prior art is lifted in a state of presenting a back face, then the lifting angle is required to be adjusted to facilitate viewing, and the adjusting angle is required to be adjusted to facilitate descending and storage before retraction, so that the transformer test stand is cumbersome and inconvenient to use.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the direct resistance test stand of the distribution transformer is provided at present, so that the problems that the test stand in the prior art is lifted in a state of presenting a back surface, then the back angle is required to be adjusted to be convenient to watch, the angle is required to be adjusted to be convenient to descend and store before being retracted, and the use is complicated and troublesome and inconvenient are solved.
In order to achieve the above purpose, a direct resistance test stand of a distribution transformer is provided, which comprises a lower chassis, a test stand and a buffer plate; two groups of motors are respectively arranged on the left side and the right side of the inner bottom of the lower case, a screw rod is arranged on each motor, a through hole is formed in the upper end face of the lower case, a test bed is arranged in the lower case in a lifting mode, a bottom plate is arranged at the bottom of the test bed, the test bed penetrates through the through holes when lifted, and a buffer plate is arranged at the inner bottom of the lower case.
Further, the lifting control panel is arranged on the upper portion of the front side face of the lower case, the rear side face of the lower case is provided with the rear ventilation frame, three groups of cooling fans are installed in the rear ventilation frame, and the railing is arranged at the gap in the rear ventilation frame.
Further, both ends all are provided with the side fixed plate about the lower machine case, and the upper end of side fixed plate is provided with the handle, and the lower extreme of side fixed plate is provided with the base, and the gyro wheel is installed to the lower extreme of base.
Further, a movable sleeve is movably connected to the rod body of the screw rod, the movable sleeve is arranged on the outer side of the side base plate, a movable nut is arranged on the lower side of the movable sleeve, and the movable sleeve and the movable nut are lifted and moved in the vertical direction.
Further, the lower terminal surface middle part of buffer board is provided with the top board, and the downside of top board is provided with the buffer block to the downside of buffer block is provided with the holding down plate.
Further, the left and right parts of the lower end face of the buffer plate are respectively provided with a side pressure frame, and a plurality of groups of vibration reduction dampers are arranged at the lower ends of the side pressure frames.
The utility model has the beneficial effects that:
1. the utility model can ventilate and dissipate heat through the rear ventilation frame on the rear side surface of the lower case, and can accelerate the temperature reduction under the action of the cooling fan, so as to prevent the inside temperature of the lower case from being too high to influence the normal operation of equipment, and the utility model is safe and reliable in use.
2. The roller wheels arranged at the bottom of the base facilitate rolling movement, so that the lower case can be easily pushed to move to replace a place, and the use is convenient and trouble is saved.
3. The utility model mainly uses the motor to rotate the screw rod clockwise, so that the movable sleeve and the movable nut can be driven to move up straightly, thereby synchronously lifting the test bed by using the side backing plates at two sides,
4. the buffer plate is arranged in the utility model, so that the test bed can be conveniently pressed on the buffer plate after being lowered into the lower chassis, the upper pressing plate, the buffer block and the lower pressing plate at the middle part play a role in middle buffering, and the side pressing frames and the vibration reduction dampers at the left side and the right side play a role in vertical damping, so that the test bed can be stably and reliably placed for a long time after being lowered into the lower chassis, and the use is safe and reliable.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present utility model;
FIG. 2 is a schematic top view of an embodiment of the present utility model;
FIG. 3 is a schematic view of the test stand according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a test stand according to an embodiment of the present utility model lowered into a lower chassis.
In the figure: 1. a lower case; 10. a through hole; 11. a side fixing plate; 12. a handle; 13. a screw rod; 14. a side pad; 15. a movable sleeve; 16. a movable nut; 17. a motor; 18. a base; 19. a roller; 100. a lifting control panel; 101. railing; 102. a heat radiation fan; 103. a rear ventilation frame; 2. a test bed; 20. a bottom plate; 3. a buffer plate; 30. an upper press plate; 31. a buffer block; 32. a lower pressing plate; 33. a side pressing frame; 34. vibration damping damper.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clearly apparent, the present utility model is further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are offered by way of illustration only and not as limitations of the utility model, and specific details such as particular system architectures, techniques, etc. may be set forth in order to provide a more thorough understanding of the embodiments of the utility model. The described embodiments are some, but not all, embodiments of the present disclosure. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
Specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.
Fig. 1 is a front view schematically, fig. 2 is a top view schematically, fig. 3 is an external view of a lower chassis of a test stand according to an embodiment of the present utility model, and fig. 4 is an internal view of a lower chassis of a test stand according to an embodiment of the present utility model.
Referring to fig. 1 to 4, the utility model provides a direct resistance test stand of a distribution transformer, which comprises a lower case 1, a test stand 2 and a buffer plate 3; two groups of motors 17 are arranged on the left side and the right side of the inner bottom of the lower case 1, a screw rod 13 is arranged on the motors 17, a through hole 10 is formed in the upper end face of the lower case 1, a test bed 2 is arranged in the lower case 1 in a lifting mode, the test bed 2 penetrates through the through hole 10, and a buffer plate 3 is arranged at the inner bottom of the lower case 1.
In the present embodiment, the lifting control panel 100 is provided on the upper portion of the front side of the lower casing 1, and the rear side of the lower casing 1 is provided with the rear ventilation frame 103, three sets of cooling fans 102 are installed in the rear ventilation frame 103, and the rails 101 are provided at the gaps in the rear ventilation frame 103.
As a preferred implementation mode, the utility model can ventilate and dissipate heat through the rear ventilation frame 103 on the rear side surface of the lower case 1, and can accelerate the temperature reduction under the action of the cooling fan 102, so as to prevent the inside temperature of the lower case 1 from being too high to influence the normal operation of equipment, and the utility model is safe and reliable to use.
In this embodiment, the left and right ends of the lower chassis 1 are provided with side fixing plates 11, the upper ends of the side fixing plates 11 are provided with handles 12, the lower ends of the side fixing plates 11 are provided with bases 18, and the lower ends of the bases 18 are provided with rollers 19.
As a preferred embodiment, the roller 19 arranged at the bottom of the base 18 facilitates rolling movement, so that the lower case 1 can be easily pushed to move to replace a place, and the utility model is convenient and trouble-saving in use.
In this embodiment, a movable sleeve 15 is movably connected to the rod body of the screw rod 13, the movable sleeve 15 is disposed on the outer side of the side pad 14, a movable nut 16 is disposed below the movable sleeve 15, and the movable sleeve 15 and the movable nut 16 are lifted and lowered in the vertical direction.
As a preferred embodiment, the utility model mainly utilizes the motor 17 to rotate the screw rod 13 clockwise, so that the movable sleeve 15 and the movable nut 16 can be driven to move up straightly, and the test bed 2 is lifted synchronously by utilizing the side base plates 14 at two sides,
in the present embodiment, the middle part of the lower end surface of the buffer plate 3 is provided with an upper pressure plate 30, the lower side of the upper pressure plate 30 is provided with a buffer block 31, and the lower side of the buffer block 31 is provided with a lower pressure plate 32; the left and right parts of the lower end surface of the buffer plate 3 are provided with side pressure frames 33, and a plurality of groups of vibration reduction dampers 34 are mounted at the lower ends of the side pressure frames 33.
As a preferred embodiment, the buffer plate 3 is arranged in the utility model, so that the test stand 2 can be conveniently pressed on the buffer plate 3 after being lowered into the lower chassis 1, the upper pressing plate 30, the buffer block 31 and the lower pressing plate 32 in the middle play a role in buffering the middle, and the side pressing frames 33 and the vibration reduction dampers 34 on the left side and the right side play a role in vertical damping, so that the test stand 2 can be stably and reliably placed for a long time after being lowered into the lower chassis 1, and the use is safe and reliable.
The utility model can effectively solve the problems that the test bed in the prior art is lifted in a state of presenting the back, then the upward angle is required to be adjusted to facilitate viewing, the angle is required to be adjusted to facilitate descending and storage before the test bed is retracted, the use is tedious and complex, and the test bed is inconvenient.
The above-described embodiments are intended to illustrate the present utility model, not to limit it, and any modifications and variations made to the present utility model within the spirit of the utility model and the scope of the claims should be included in the scope of the present utility model.
Claims (6)
1. The direct resistance test bed of the distribution transformer is characterized by comprising a lower machine box (1), a test bed (2) and a buffer plate (3); two groups of motors (17) are arranged on the left side and the right side of the inner bottom of the lower machine case (1), a screw rod (13) is arranged on the motor (17), a through hole (10) is formed in the upper end face of the lower machine case (1), a test table (2) is arranged in the lower machine case (1) in a lifting mode, a bottom plate (20) is arranged at the bottom of the test table (2), the test table (2) penetrates through the through hole (10) when lifted, and a buffer plate (3) is arranged at the inner bottom of the lower machine case (1).
2. The distribution transformer direct resistance test stand according to claim 1, wherein a lifting control panel (100) is arranged on the upper portion of the front side surface of the lower chassis (1), a rear ventilation frame (103) is arranged on the rear side surface of the lower chassis (1), three groups of cooling fans (102) are arranged in the rear ventilation frame (103), and a railing (101) is arranged at a gap in the rear ventilation frame (103).
3. The distribution transformer direct resistance test stand according to claim 1, wherein the left end and the right end of the lower chassis (1) are respectively provided with a side fixing plate (11), the upper end of the side fixing plate (11) is provided with a handle (12), the lower end of the side fixing plate (11) is provided with a base (18), and the lower end of the base (18) is provided with a roller (19).
4. The distribution transformer direct resistance test stand according to claim 1, wherein a movable sleeve (15) is movably connected to a rod body of the screw rod (13), the movable sleeve (15) is arranged on the outer side of the side base plate (14), a movable nut (16) is arranged on the lower side of the movable sleeve (15), and the movable sleeve (15) and the movable nut (16) are lifted and moved in the vertical direction.
5. The distribution transformer direct resistance test stand according to claim 1, wherein an upper pressing plate (30) is arranged in the middle of the lower end face of the buffer plate (3), a buffer block (31) is arranged on the lower side of the upper pressing plate (30), and a lower pressing plate (32) is arranged on the lower side of the buffer block (31).
6. The distribution transformer direct resistance test stand according to claim 1, wherein the left and right parts of the lower end surface of the buffer plate (3) are provided with side pressure frames (33), and a plurality of groups of vibration reduction dampers (34) are arranged at the lower ends of the side pressure frames (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322040300.XU CN220438473U (en) | 2023-08-01 | 2023-08-01 | Distribution transformer direct resistance test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322040300.XU CN220438473U (en) | 2023-08-01 | 2023-08-01 | Distribution transformer direct resistance test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220438473U true CN220438473U (en) | 2024-02-02 |
Family
ID=89696338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322040300.XU Active CN220438473U (en) | 2023-08-01 | 2023-08-01 | Distribution transformer direct resistance test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220438473U (en) |
-
2023
- 2023-08-01 CN CN202322040300.XU patent/CN220438473U/en active Active
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