CN212845628U - Transformation ratio tester - Google Patents
Transformation ratio tester Download PDFInfo
- Publication number
- CN212845628U CN212845628U CN202021580787.0U CN202021580787U CN212845628U CN 212845628 U CN212845628 U CN 212845628U CN 202021580787 U CN202021580787 U CN 202021580787U CN 212845628 U CN212845628 U CN 212845628U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- transformation ratio
- tester
- connecting plate
- branch
- 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.)
- Expired - Fee Related
Links
- 230000009466 transformation Effects 0.000 title claims abstract description 20
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 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
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a detect technical field, and disclose a transformation ratio tester, the power distribution box comprises a box body, there is the apron left end upper portion of box through hinge connection, the inner chamber fixedly connected with tester body of box, the four corners activity of tester body is pegged graft and is had branch, the upper end fixedly connected with support of branch, the inserting groove has all been opened to the branch opposite face around the support, the inside activity of inserting groove is pegged graft and is placed the pole, it has the rectangle mouth to run through the opening from top to bottom at the middle part of placing the pole, open the inner chamber left side of box has accomodate the chamber, the activity of the left end middle part of accomodating the chamber is run through and is pegged graft and has the reference column, the right-hand member fixedly connected with link board of reference column, link. This transformation ratio tester, through the overall structure of equipment, the back is opened to the apron, can extrude the reference column displacement right to make the right-hand member of locating piece and left branch extrude each other, take out branch like this again, the height of regulation support that can be convenient.
Description
Technical Field
The utility model relates to a detect technical field, specifically be a transformation ratio tester.
Background
According to IEC and related national regulations, semi-finished and finished products in the transformer production process, as well as newly installed and overhauled transformers, must be tested for transformation ratio before commissioning. The periodic measurement of the transformation ratio of an operating transformer is also required in "compliance testing procedures for power equipment transfer and prevention. The transformer transformation ratio test can check the conditions of a winding and a tap switch of the transformer and judge whether the transformer has the defects of coil short circuit, connection error, turn-to-turn short circuit and the like, thereby ensuring the safe use of equipment. The transformer transformation ratio tester developed and produced adopts a 32-bit ARM inner core as a processing core to control the whole machine. The transformation ratio measurement of the single-phase or three-phase transformer is completed at one time. The operation of the instrument is displayed by a Chinese menu, and is simple and visual. The test result is accurate and reliable, and the test result can be stored and printed. The anti-interference capability is strong. The transformer ratio tester can meet the requirement of the transformer ratio test of various large, medium and small transformers, and can be used for a common transformer ratio tester, and external original components are inconvenient to place, so that the transformer ratio tester is provided.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a transformation ratio tester, the height of regulation support that can be convenient has solved current tester when the operation, and inconvenient problem is placed to external original paper.
The utility model provides a following technical scheme: a transformation ratio tester comprises a box body, wherein the upper part of the left end of the box body is connected with a cover plate through a hinge, the inner cavity of the box body is fixedly connected with a tester body, four corners of the tester body are movably inserted with support rods, the upper end of each support rod is fixedly connected with a support, insertion grooves are respectively formed in the opposite surfaces of the front support rod and the rear support rod of each support, a placing rod is movably inserted in each insertion groove, the middle part of each placing rod is vertically penetrated and provided with a rectangular opening, the left side of the inner cavity of the box body is provided with a containing cavity, the middle part of the left end of each containing cavity is movably penetrated and inserted with a positioning column, the right end of each positioning column is fixedly connected with a connecting plate, the connecting plate is movably inserted in each containing cavity, the right side of the outer side of each positioning column is sleeved with a first spring, the front side, the limiting shaft is movably connected with the connecting plate in an inserting mode, the left end of the limiting shaft is fixedly connected with a limiting plate, the left side of the outer side of the limiting shaft is sleeved with a second spring, and the left end of the second spring is fixedly connected to the right end of the limiting plate.
Preferably, the locating piece is a rectangular block, an inclined plane is arranged on the right side of the lower end of the locating piece, and an included angle of 45 degrees exists between the inclined plane and the horizontal plane.
Preferably, the outer side wall of the positioning column is smooth.
Preferably, the positioning blocks are arranged in a plurality of numbers, the positioning blocks are inserted into the front side and the rear side of the right side of the connecting plate at equal intervals, and the positioning blocks and the supporting rods on the left side are oppositely arranged left and right.
Preferably, the placing rod is provided with a plurality of placing rods.
Preferably, the outer side wall of the connecting plate and the inner side wall of the containing cavity are smooth.
Compared with the prior art, the utility model discloses possess following beneficial effect:
this transformation ratio tester, through the overall structure of equipment, the back is opened to the apron, can extrude the reference column displacement right to make the right-hand member of locating piece and left branch extrude each other, take out branch like this again, the height of regulation support that can be convenient.
Drawings
Fig. 1 is a sectional view of the present invention;
fig. 2 is a top view of the bracket of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the figure: 1. a box body; 2. a cover plate; 3. a tester body; 4. a strut; 5. a support; 6. placing a rod; 7. a rectangular opening; 8. a receiving cavity; 9. a positioning column; 10. connecting plates; 11. positioning blocks; 12. a limiting shaft; 13. a limiting plate; 14. a second spring; 15. a first spring.
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. 1-3, the utility model discloses a transformation ratio tester, which comprises a box body 1, the upper part of the left end of the box body 1 is connected with a cover plate 2 through a hinge, the inner cavity of the box body 1 is fixedly connected with a tester body 3, the tester body 3 adopts the existing tester on the market, four corners of the tester body 3 are movably inserted with support rods 4, the support rods 4 can move up and down, the upper end of the support rods 4 is fixedly connected with a support 5, opposite surfaces of the front support rod and the rear support rod of the support 5 are respectively provided with an insertion groove, a placing rod 6 is movably inserted in the insertion groove, the upper end of the placing rod 6 can be used for placing external connecting elements, and the placing rod 6 can move left and right, thereby the distance between the placing rods 6 can be adjusted, and when the device is used, the cover plate 2 is opened, the positioning column 9 can be extruded to move right, thereby the right end of the positioning block, when taking out branch 4 like this, adjusting the height of support 5 promptly, along with the upward movement of branch 4, when the lower extreme displacement of branch 4 was to the upper end of corresponding locating piece 11, move right about second spring 14 to can support the lower extreme of branch 4, and then can adjust the angle of support 5, when closing apron 2, under the effect of first spring 15, make even board 10 and locating piece 11 displacement left, can make branch 4 freely move from top to bottom, it is equipped with a plurality of to place pole 6. The middle part of the placing rod 6 is vertically penetrated and opened with a rectangular opening 7, the left side of the inner cavity of the box body 1 is opened with a containing cavity 8, the middle part of the left end of the containing cavity 8 is movably penetrated and inserted with a positioning column 9, and the outer side wall of the positioning column 9 is smooth. The right end fixedly connected with of reference column 9 links board 10, link the lateral wall of board 10 and accomodate the inside wall in chamber 8 and all smooth. The connecting plate 10 is movably inserted in the containing cavity 8, a first spring 15 is sleeved on the right side of the outer side of the positioning column 9, positioning blocks 11 are movably inserted in the front side and the rear side of the right side of the connecting plate 10, the positioning blocks 11 are rectangular blocks, the positioning blocks 11 are provided with a plurality of positioning blocks, the positioning blocks 11 are inserted in the front side and the rear side of the right side of the connecting plate 10 at equal intervals, and the positioning blocks 11 and the left supporting rod 4 are oppositely arranged left and right. An inclined plane is arranged on the right side of the lower end of the positioning block 11, and an included angle of 45 degrees is formed between the inclined plane and the horizontal plane. The left end fixedly connected with spacing axle 12 of locating piece 11, spacing axle 12 activity grafting even board 10, the left end fixedly connected with limiting plate 13 of spacing axle 12, the outside left side of spacing axle 12 has cup jointed second spring 14, the left end fixed connection of second spring 14 is at the right-hand member of limiting plate 13.
During operation, place the upper end of pole 6 and can place outside connection components and parts, and place pole 6 and can control the displacement, thereby can adjust each distance of placing between the pole 6, and when equipment uses, apron 2 opens the back, can extrude reference column 9 displacement right, thereby make the right-hand member of locating piece 11 extrude with left branch 4 each other, branch 4 is being taken out like this, when adjusting the height of support 5 promptly, along with the upward movement of branch 4, when the lower extreme displacement of branch 4 reaches the upper end of corresponding locating piece 11, move right under the left and right sides of second spring 14, thereby can hold the lower extreme of branch 4, and then can adjust the angle of support 5, when closing apron 2, under the effect of first spring 15, make even board 10 and locating piece 11 displacement left, can make branch 4 free up-and-down motion.
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 (6)
1. The utility model provides a transformation ratio tester, includes box (1), its characterized in that: the upper part of the left end of the box body (1) is connected with a cover plate (2) through a hinge, an inner cavity of the box body (1) is fixedly connected with a tester body (3), four corners of the tester body (3) are movably inserted with supporting rods (4), the upper end of each supporting rod (4) is fixedly connected with a support (5), insertion grooves are respectively formed in the opposite surfaces of the front supporting rod and the rear supporting rod of each support (5), a placing rod (6) is movably inserted in each insertion groove, the middle part of each placing rod (6) is vertically penetrated and opened with a rectangular opening (7), a containing cavity (8) is formed in the left side of the inner cavity of the box body (1), a positioning column (9) is movably penetrated and inserted in the middle part of the left end of each containing cavity (8), a connecting plate (10) is fixedly connected with the right end of each positioning column (9), the connecting plate (10) is movably inserted in each containing cavity (8), and a first spring (, the movable splicing type connecting plate is characterized in that positioning blocks (11) are movably spliced on the front side and the rear side of the right side of the connecting plate (10), a limiting shaft (12) is fixedly connected to the left end of each positioning block (11), the connecting plate (10) is movably spliced on the limiting shaft (12), a limiting plate (13) is fixedly connected to the left end of each limiting shaft (12), a second spring (14) is sleeved on the left side of the outer side of each limiting shaft (12), and the left end of each second spring (14) is fixedly connected to the right end of each limiting plate (13).
2. A transformation ratio tester as claimed in claim 1, wherein: the positioning block (11) is a rectangular block, an inclined plane is arranged on the right side of the lower end of the positioning block (11), and an included angle of 45 degrees exists between the inclined plane and the horizontal plane.
3. A transformation ratio tester as claimed in claim 1, wherein: the outer side wall of the positioning column (9) is smooth.
4. A transformation ratio tester as claimed in claim 1, wherein: the positioning blocks (11) are arranged in a plurality of numbers, the positioning blocks (11) are inserted into the front side and the rear side of the right side of the connecting plate (10) at equal intervals, and the positioning blocks (11) and the supporting rods (4) on the left side are oppositely arranged left and right.
5. A transformation ratio tester as claimed in claim 1, wherein: the placing rods (6) are provided with a plurality of rods.
6. A transformation ratio tester as claimed in claim 1, wherein: the outer side wall of the connecting plate (10) and the inner side wall of the containing cavity (8) are smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021580787.0U CN212845628U (en) | 2020-08-03 | 2020-08-03 | Transformation ratio tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021580787.0U CN212845628U (en) | 2020-08-03 | 2020-08-03 | Transformation ratio tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212845628U true CN212845628U (en) | 2021-03-30 |
Family
ID=75128613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021580787.0U Expired - Fee Related CN212845628U (en) | 2020-08-03 | 2020-08-03 | Transformation ratio tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212845628U (en) |
-
2020
- 2020-08-03 CN CN202021580787.0U patent/CN212845628U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101344369B (en) | Handcart once contact stroke test device for high-tension switch cabinet | |
| CN212845628U (en) | Transformation ratio tester | |
| CN111668719A (en) | Multifunctional protective distribution box | |
| CN115436720A (en) | Live display distribution box detection device and use method thereof | |
| CN214252504U (en) | Circuit board over-and-under type accredited testing organization | |
| CN208427084U (en) | A kind of natural sciences experiment station with dust reduction capability | |
| CN208993072U (en) | A kind of process equipment for mobile phone detection and localization model | |
| CN205506941U (en) | Quick testing arrangement of large -scale transformer direct current resistance | |
| CN217385704U (en) | Insulation and voltage resistance testing mechanism for electrical component | |
| CN215493938U (en) | Power frequency withstand voltage test device convenient to carry | |
| CN107063544B (en) | Device and method for measuring plug force based on constant gravity principle | |
| CN109164324A (en) | BDU automatic test machine | |
| CN212391207U (en) | Charger plug life test device | |
| CN207164147U (en) | Core inductance single turn and ten circle compatibility test devices | |
| CN210072991U (en) | Electronic technology skill examination platform | |
| CN211453782U (en) | Wireless capacitance and inductance tester with extension rod | |
| CN209247901U (en) | BDU automatic test machine | |
| CN218584907U (en) | Low-voltage operation and maintenance intelligent training system | |
| CN216625747U (en) | Automatic test system of 5G mobile communication terminal comprehensive tester | |
| CN209264785U (en) | A kind of polymer Li-ion battery short circuit detector | |
| CN221667510U (en) | Torque testing device for support point of sunglasses | |
| CN111650406B (en) | Portable ann's rule tester calibrating device | |
| CN217385576U (en) | Compatible multiple online product testing mechanism | |
| CN213875850U (en) | Intelligent control insulation resistance tester | |
| CN214794393U (en) | Detection apparatus for be used for battery to scald hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 |