CN216013516U - Portable transformer direct-current resistance and transformation ratio testing device - Google Patents
Portable transformer direct-current resistance and transformation ratio testing device Download PDFInfo
- Publication number
- CN216013516U CN216013516U CN202121725356.3U CN202121725356U CN216013516U CN 216013516 U CN216013516 U CN 216013516U CN 202121725356 U CN202121725356 U CN 202121725356U CN 216013516 U CN216013516 U CN 216013516U
- Authority
- CN
- China
- Prior art keywords
- transformation ratio
- current resistance
- direct current
- ratio testing
- groove
- 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.)
- Active
Links
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model provides a portable transformer direct-current resistance and transformation ratio testing device, which relates to the technical field of transformer overhaul testing equipment and comprises a direct-current resistance and transformation ratio testing all-in-one machine body, wherein a lifting mechanism for controlling the direct-current resistance and transformation ratio testing all-in-one machine body to lift is arranged in a slot, universal wheels are arranged at the bottom of an assembling base, rectangular through slot pipes are symmetrically arranged on the assembling base below a containing drawer, one end of each rectangular through slot pipe extends out of the assembling base, an installing groove is formed in each rectangular through slot pipe, a telescopic square pipe is arranged in each installing groove, and a transverse pipe is connected between the telescopic square pipes on two sides of each installing groove; the device can be improved in moving flexibility by arranging the universal wheels, the push handle structure formed by the rectangular through groove pipe, the mounting groove, the telescopic square pipe and the transverse pipe is matched, the moving convenience and the portable effect of the direct current resistance and transformation ratio testing all-in-one machine body can be further improved, and the manual direct current resistance and transformation ratio testing all-in-one machine body are not required to be lifted manually.
Description
Technical Field
The utility model relates to the technical field of transformer overhaul test equipment, in particular to a portable transformer direct-current resistance and transformation ratio test device.
Background
The transformer is mainly used for voltage transformation, current transformation, impedance transformation, isolation and voltage stabilization, and provides safety guarantee for power transmission and power management; in order to ensure safe and stable operation of the transformer, voltage ratio measurement, connection group number identification and winding resistance measurement need to be carried out on the transformer, and a direct current resistance testing device and a transformation ratio testing device need to be used in the testing process;
in order to improve the convenience of use, the existing testing device integrates a direct current resistance test and a transformation ratio test into an all-in-one machine so as to improve the convenience of use, but has the following defects: the integrated machine is large in size and weight, inconvenient to carry and poor in moving flexibility, the integrated machine is often moved in a manual carrying mode, great labor is consumed, and in the test process, because the integrated machine is a box body similar to a suitcase, the height is low, a user needs to squat down for testing, and the use convenience is poor; therefore, the utility model provides a portable transformer direct-current resistance and transformation ratio testing device to solve the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a portable transformer dc resistance and transformation ratio testing device, which can improve the mobility flexibility of the device by providing universal wheels, and can further improve the mobility convenience and portability effect of the dc resistance and transformation ratio testing integrated machine body by matching with a push handle structure composed of a rectangular through groove tube, a mounting groove, a telescopic square tube and a transverse tube, without manually carrying the dc resistance and transformation ratio testing integrated machine body, thereby saving labor consumption, and the push handle structure composed of the rectangular through groove tube, the mounting groove, the telescopic square tube and the transverse tube can be disassembled and assembled for storage.
In order to achieve the purpose, the utility model provides the following technical scheme:
a portable transformer DC resistance and transformation ratio testing device comprises a DC resistance and transformation ratio testing all-in-one machine body, the bottom of the direct current resistance and transformation ratio testing all-in-one machine body is provided with an assembly base, two sides of the assembly base are provided with slots, a lifting mechanism for controlling the lifting of the direct current resistance and transformation ratio testing all-in-one machine body is arranged in the slot, the two sides of the direct current resistance and transformation ratio testing all-in-one machine body are provided with connecting seats, the connecting seats are detachably connected with the lifting mechanism, the bottom of the assembling base is provided with universal wheels, and the assembly base is provided with a storage drawer, rectangular through groove pipes are symmetrically arranged on the assembly base below the storage drawer, one end of the rectangular through groove pipe extends out of the assembling base, an installing groove is arranged on the rectangular through groove pipe, the mounting groove is internally provided with a telescopic square tube, and two sides of the mounting groove are connected with a transverse tube between the telescopic square tubes.
The further improvement lies in that: the lifting mechanism comprises a driving cavity and a screw rod, a driving motor is arranged in the driving cavity, the screw rod is arranged at the output end of the driving motor, an elongated slot is formed in the inner side of the driving cavity, a sliding block is arranged in the elongated slot in a sliding mode, one end of the sliding block is in threaded connection with the screw rod, and the other end of the sliding block is connected with the connecting seat through a bolt.
The further improvement lies in that: the two sides of the bottom of the driving cavity are provided with anti-skid protrusions, and the driving cavity is in damping connection with the inserting grooves through the anti-skid protrusions.
The further improvement lies in that: the storage drawer is internally provided with a first storage cavity and a second storage cavity, the four corners of the inner part of the first storage cavity are provided with hinged seats, the hinged seats are provided with support rods, the tops of the support rods are movably provided with receipt leveling and fixing assemblies, and the second storage cavity is internally provided with a partition plate.
The further improvement lies in that: the small ticket leveling and fixing assembly comprises a table plate, inserting rods, a pressing plate and a top platform, a positioning sleeve matched with the supporting rods is arranged at the bottom of the table plate, the supporting rods are connected with the positioning sleeve in an inserting mode, the inserting rods are symmetrically inserted in two sides above the table plate, the pressing plate is movably arranged on the inserting rods on the same side through sliding sleeves, and the top platform matched with the positioning sleeve in height is arranged on the table plate below the pressing plate.
The further improvement lies in that: shallow slots are symmetrically arranged at the tops of the pressing plates, and pressing blocks are arranged in the shallow slots.
The further improvement lies in that: the assembly base is characterized in that a positioning groove is formed in the top of the assembly base, the direct current resistance and transformation ratio testing all-in-one machine body is movably arranged in the positioning groove, and positioning plates are arranged on four sides of the inside of the positioning groove through damping springs.
The utility model has the beneficial effects that: the universal wheels are arranged, so that the moving flexibility of the device can be improved, the push handle structure consisting of the rectangular through groove pipe, the mounting groove, the telescopic square pipe and the transverse pipe is matched, the moving convenience and the portable effect of the direct current resistance and transformation ratio testing integrated machine body can be further improved, the direct current resistance and transformation ratio testing integrated machine body does not need to be manually carried, labor consumption can be saved, and the push handle structure consisting of the rectangular through groove pipe, the mounting groove, the telescopic square pipe and the transverse pipe can be disassembled, assembled and stored;
through the arrangement of the lifting mechanism, the driving cavity, the lead screw, the driving motor, the sliding block and the connecting seat are matched, the direct-current resistance and transformation ratio testing integrated machine body can be controlled to lift, so that the height can be adapted to the use height, an operator does not need to squat down to use the lifting mechanism when using the lifting mechanism, the lifting mechanism is very convenient to use, the lifting mechanism is movably connected with the slot, and the lifting mechanism can be disassembled and then stored by using the second storage cavity;
the mechanical printing receipt produced by the test of the direct current resistance and transformation ratio test all-in-one machine body can be leveled and fixed through the receipt leveling and fixing assembly, the receipt is prevented from being curled and placed disorderly, the analysis operation efficiency after the test can be improved, the support rods and the bedplate are of detachable structures, the storage is convenient, and the portability of the test device is comprehensively improved.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the lifting mechanism of the present invention;
FIG. 3 is a schematic view of the slip leveling and securing assembly of the present invention;
FIG. 4 is a schematic top view of the strut mounting structure of the present invention;
FIG. 5 is a schematic top view of the positioning plate mounting structure of the present invention;
FIG. 6 is a schematic side plan view of a rectangular through slot structure of the present invention.
Wherein: 1. the direct current resistance and transformation ratio testing integrated machine body; 2. assembling a base; 3. a slot; 4. a lifting mechanism; 5. a connecting seat; 6. a universal wheel; 7. a storage drawer; 8. a rectangular through groove pipe; 9. mounting grooves; 10. a telescopic square tube; 11. a transverse tube; 12. a drive chamber; 13. a screw rod; 14. a drive motor; 15. a long groove; 16. a slider; 17. a first storage chamber; 18. a second storage chamber; 19. a hinged seat; 20. a stay bar; 21. a platen; 22. inserting a rod; 23. pressing a plate; 24. a top stage; 25. a positioning sleeve; 26. a sliding sleeve; 27. shallow-groove; 28. briquetting; 29. positioning a groove; 30. a damping spring; 31. and (7) positioning the plate.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to the drawings of fig. 1-6, the embodiment provides a portable transformer direct current resistance and transformation ratio testing device, which comprises a direct current resistance and transformation ratio testing all-in-one machine body 1, wherein an assembly base 2 is arranged at the bottom of the direct current resistance and transformation ratio testing all-in-one machine body 1, slots 3 are arranged on two sides of the assembly base 2, a lifting mechanism 4 for controlling the direct current resistance and transformation ratio testing all-in-one machine body 1 to lift is arranged in each slot 3, connecting bases 5 are arranged on two sides of the direct current resistance and transformation ratio testing all-in-one machine body 1, the connecting bases 5 are detachably connected with the lifting mechanism 4, universal wheels 6 are arranged at the bottom of the assembly base 2, a containing drawer 7 is arranged on the assembly base 2, rectangular through groove pipes 8 are symmetrically arranged on the assembly base 2 below the containing drawer 7, one end of each rectangular through groove pipe 8 extends out of the assembly base 2, a mounting groove 9 is arranged on each rectangular through groove pipe 8, the telescopic square pipe 10 is arranged in the mounting groove 9, the transverse pipe 11 is connected between the telescopic square pipes 10 on the two sides, when the device is moved, the lower end of the telescopic square pipe 10 is inserted into the mounting groove 9, then the universal wheel 6 is matched to realize convenient movement of the structure, manual carrying is not needed, labor is saved, when the device is not moved, the lower end of the telescopic square pipe 10 is pulled out of the mounting groove 9, the telescopic square pipe 10 is inserted into the rectangular through groove pipe 8, the telescopic square pipe 10 can be stored, and the storage drawer 7 is not blocked to be opened and closed.
The lifting mechanism 4 comprises a driving cavity 12 and a screw rod 13, a driving motor 14 is arranged in the driving cavity 12, the screw rod 13 is arranged at the output end of the driving motor 14, a long groove 15 is formed in the inner side of the driving cavity 12, a sliding block 16 is arranged in the long groove 15 in a sliding mode, one end of the sliding block 16 is in threaded connection with the screw rod 13, the other end of the sliding block 16 is connected with the connecting seat 5 through a bolt, when the height of the direct current resistance and transformation ratio testing all-in-one machine body 1 is adjusted, the driving motor 14 is started to drive the sliding block 16 on the screw rod 13 to move downwards in the long groove 15, the direct current resistance and transformation ratio testing all-in-one machine body 1 connected with one end of the sliding block 16 synchronously ascends on the screw rod 13, when the lifting mechanism 4 is disassembled, the bolt is firstly disassembled, the connecting seat 5 is separated from the sliding block 16, the driving cavity 12 is driven from the slot 3 and is placed in the second storage cavity 18 for storage.
The two sides of the bottom of the driving cavity 12 are provided with anti-skid protrusions, the driving cavity 12 is in damping connection with the slot 3 through the anti-skid protrusions, and the anti-skid protrusions can improve the inserting stability of the driving cavity 12 and the slot 3.
A first storage cavity 17 and a second storage cavity 18 are arranged in the storage drawer 7, a hinged seat 19 is arranged at the four corners of the inner part of the first storage cavity 17, a support rod 20 is arranged on the hinged seat 19, a receipt leveling and fixing component is movably arranged at the top of the support rod 20, a partition plate is arranged in the second storage cavity 18, when the direct current resistance and transformation ratio testing integrated machine body 1 starts testing, a testing result is printed out through a printing outlet, the storage drawer 7 is pulled out, the support rod 20 on the hinged seat 19 is rotated to vertically support the support rod 20, a bedplate 21 is inserted and installed at the upper end of the support rod 20 to form a workbench, the printed receipt is placed on a top bench 24, the receipt is compacted and leveled through a press plate 23 on a sliding insertion rod 22 and is positioned and fixed to prevent the receipt from being placed to cause disorder, the insertion rod 22 is pulled out when being stored randomly, the bedplate 21 is pulled down, the stay bar 20 is rotated to be horizontal in the first storage cavity 17, and then the inserted bar 22 and the bedplate 21 are also placed in the first storage cavity 17.
The small ticket leveling and fixing assembly comprises a table plate 21, insert rods 22, a pressing plate 23 and a top platform 24, wherein a positioning sleeve 25 matched with the support rods 20 is arranged at the bottom of the table plate 21, the support rods 20 are inserted into the positioning sleeve 25, the insert rods 22 are symmetrically inserted into two sides above the table plate 21, the pressing plate 23 is movably arranged on the insert rods 22 on the same side through sliding sleeves 26, and the top platform 24 matched with the positioning sleeve 25 in height is arranged on the table plate 21 below the pressing plate 23.
The top of the assembly base 2 is provided with a positioning groove 29, the direct current resistance and transformation ratio testing all-in-one machine body 1 is movably arranged in the positioning groove 29, four sides inside the positioning groove 29 are provided with positioning plates 31 through damping springs 30, the damping springs 30 and the positioning plates 31 can prevent the direct current resistance and the transformation ratio testing all-in-one machine body 1 from receiving vibration impact in the positioning groove 29, the shock absorption effect can be improved, and then the protection can prevent the direct current resistance and the transformation ratio testing all-in-one machine body 1.
According to the utility model, the universal wheels 6 are arranged, so that the moving flexibility of the device can be improved, and the push handle structure consisting of the rectangular through groove pipe 8, the mounting groove 9, the telescopic square pipe 10 and the transverse pipe 11 is matched, so that the moving convenience and the portable effect of the direct current resistance and transformation ratio testing integrated machine body 1 can be further improved, the direct current resistance and transformation ratio testing integrated machine body 1 does not need to be manually carried, the labor consumption can be saved, and the push handle structure consisting of the rectangular through groove pipe 8, the mounting groove 9, the telescopic square pipe 10 and the transverse pipe 11 can be disassembled, assembled and stored;
through arranging the lifting mechanism, the driving cavity 12, the lead screw 13, the driving motor 14, the slider 16 and the connecting seat 5 are matched, so that the direct-current resistance and transformation ratio testing integrated machine body 1 can be controlled to lift, the height is adapted to the use height, an operator does not need to squat down for use during use, the use is very convenient, the lifting mechanism 4 is movably connected with the slot 3, and the lifting mechanism can be disassembled and then is stored by using the second storage cavity 18;
the small tickets produced by testing the direct current resistance and transformation ratio testing integrated machine body 1 can be leveled and fixed through the small ticket leveling and fixing assembly, the small tickets are prevented from being curled and placed in disorder, the analysis operation efficiency after testing can be improved, the support rods 20 and the bedplate 21 are of detachable structures, the storage is convenient, and the portability of the testing device is comprehensively improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a portable transformer direct current resistance and transformation ratio testing arrangement, includes direct current resistance and transformation ratio test all-in-one body (1), its characterized in that: the direct current resistance and transformation ratio testing all-in-one machine is characterized in that an assembly base (2) is arranged at the bottom of a direct current resistance and transformation ratio testing all-in-one machine body (1), slots (3) are formed in two sides of the assembly base (2), a lifting mechanism (4) for controlling the direct current resistance and transformation ratio testing all-in-one machine body (1) to lift is arranged in each slot (3), connecting seats (5) are arranged on two sides of the direct current resistance and transformation ratio testing all-in-one machine body (1), each connecting seat (5) is detachably connected with the corresponding lifting mechanism (4), universal wheels (6) are arranged at the bottom of the assembly base (2), a containing drawer (7) is arranged on the assembly base (2), rectangular through groove pipes (8) are symmetrically arranged on the assembly base (2) below the containing drawer (7), the assembly base (2) extends out of one end of each rectangular through groove pipe (8), and a mounting groove (9) is formed in each rectangular through groove pipe (8), be equipped with telescopic side's pipe (10) in mounting groove (9), both sides be connected with violently pipe (11) between telescopic side's pipe (10).
2. The portable transformer direct current resistance and transformation ratio testing device according to claim 1, characterized in that: the lifting mechanism (4) comprises a driving cavity (12) and a screw rod (13), a driving motor (14) is arranged inside the driving cavity (12), the screw rod (13) is arranged at the output end of the driving motor (14), a long groove (15) is arranged on the inner side of the driving cavity (12), a sliding block (16) is arranged in the long groove (15) in a sliding mode, one end of the sliding block (16) is in threaded connection with the screw rod (13), and the other end of the sliding block is connected with the connecting seat (5) through a bolt.
3. The portable transformer direct current resistance and transformation ratio testing device according to claim 2, characterized in that: the anti-skid device is characterized in that anti-skid protrusions are arranged on two sides of the bottom of the driving cavity (12), and the driving cavity (12) is in damping connection with the inserting grooves (3) through the anti-skid protrusions.
4. The portable transformer direct current resistance and transformation ratio testing device according to claim 1, characterized in that: accomodate and be equipped with first storage chamber (17) and second in drawer (7) and store chamber (18), inside four corners department is equipped with articulated seat (19) in first storage chamber (17), be equipped with vaulting pole (20) on articulated seat (19), vaulting pole (20) top activity is equipped with receipt flattening and fixed subassembly, be equipped with the baffle in second storage chamber (18).
5. The portable transformer direct current resistance and transformation ratio testing device according to claim 4, characterized in that: the small ticket leveling and fixing assembly comprises a table plate (21), inserting rods (22), a pressing plate (23) and a top table (24), wherein a positioning sleeve (25) matched with the supporting rods (20) is arranged at the bottom of the table plate (21), the supporting rods (20) are connected with the positioning sleeve (25) in an inserting mode, the inserting rods (22) are symmetrically inserted in two sides above the table plate (21), the pressing plate (23) is movably arranged on the inserting rods (22) at the same side through sliding sleeves (26), and the top table (24) matched with the height of the positioning sleeve (25) is arranged on the table plate (21) below the pressing plate (23).
6. The portable transformer direct current resistance and transformation ratio testing device according to claim 5, wherein: shallow slots (27) are symmetrically arranged at the tops of the pressing plates (23), and pressing blocks (28) are arranged in the shallow slots (27).
7. The portable transformer direct current resistance and transformation ratio testing device according to claim 1, characterized in that: the assembly base is characterized in that a positioning groove (29) is formed in the top of the assembly base (2), the direct current resistance and transformation ratio testing all-in-one machine body (1) is movably arranged in the positioning groove (29), and positioning plates (31) are arranged on four sides of the inside of the positioning groove (29) through damping springs (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725356.3U CN216013516U (en) | 2021-07-27 | 2021-07-27 | Portable transformer direct-current resistance and transformation ratio testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725356.3U CN216013516U (en) | 2021-07-27 | 2021-07-27 | Portable transformer direct-current resistance and transformation ratio testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216013516U true CN216013516U (en) | 2022-03-11 |
Family
ID=80589421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121725356.3U Active CN216013516U (en) | 2021-07-27 | 2021-07-27 | Portable transformer direct-current resistance and transformation ratio testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216013516U (en) |
-
2021
- 2021-07-27 CN CN202121725356.3U patent/CN216013516U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216013516U (en) | Portable transformer direct-current resistance and transformation ratio testing device | |
| CN116573028B (en) | Carrier for laboratory bench instrument | |
| CN211533994U (en) | Underneath type water dispenser | |
| CN220636214U (en) | Safety squeeze riveter | |
| CN220777770U (en) | Placement plate convenient to remove | |
| CN219221774U (en) | Support for metering detection | |
| CN221025110U (en) | Auxiliary device convenient for debugging power equipment | |
| CN221547128U (en) | Air supply device and gas generator | |
| CN218565008U (en) | Radiation detection equipment support | |
| CN218760327U (en) | Portable lithium electricity air compressor machine | |
| CN220807232U (en) | Extensible workbench | |
| CN218180492U (en) | Stretch-proofing detection device of printing film processing usefulness | |
| CN221184814U (en) | Electric tricycle frame trompil positioner | |
| CN219125680U (en) | Adjustable workbench | |
| CN217132814U (en) | Multifunctional electronic fabric strength tester | |
| CN211755188U (en) | Lifting platform for college physics experiments | |
| CN212244410U (en) | Portable paint vehicle bucket for mopping | |
| CN220141080U (en) | Drawing workbench | |
| CN221542467U (en) | Auxiliary device of ultrasonic flaw detector | |
| CN220267997U (en) | Supporting device of slurry pump | |
| CN217720404U (en) | Emergency power supply equipment convenient to installation | |
| CN217315948U (en) | Special matching bracket for radial drilling machine for machining underframe of railway vehicle | |
| CN212980301U (en) | Family's interior decoration is with falling to ground glass handling device | |
| CN215913648U (en) | Portable calligraphy copying table | |
| CN220367157U (en) | Concrete strength detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |