CN214410908U - Integrated three-phase voltage transformer - Google Patents
Integrated three-phase voltage transformer Download PDFInfo
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- CN214410908U CN214410908U CN202120342405.9U CN202120342405U CN214410908U CN 214410908 U CN214410908 U CN 214410908U CN 202120342405 U CN202120342405 U CN 202120342405U CN 214410908 U CN214410908 U CN 214410908U
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- voltage transformer
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Abstract
The utility model discloses an integrated three-phase voltage transformer, which comprises a first shell and a second shell, wherein the right side surface of the first shell is connected with the left side surface of the second shell, the top of the first shell is provided with two mounting holes, the mounting hole near the left side of the two mounting holes is internally provided with a forward-pouring cylinder, the mounting hole near the right side is internally provided with a backward-pouring cylinder, the top of the second shell is provided with a group of wiring terminals, the joint of the upper end surface of the second shell and the left and right side surfaces is provided with a groove, the lower parts near the left and right side surfaces of the second shell are respectively provided with a holding groove, the back of the second shell is also provided with a pipeline mounting part, the number of the pipeline mounting parts is the same as that of the wiring terminals, and the lower part of the pipeline installation part arranged in the middle is provided with a connecting block, the connecting block is inwards sunken to form an installation groove, and a secondary winding is arranged in the installation groove.
Description
Technical Field
The utility model relates to a mutual-inductor technical field, in particular to three-phase voltage transformer of integral type.
Background
Voltage transformers are instruments for transforming voltages, similar to transformers. However, the purpose of transforming voltage by the transformer is to conveniently transmit electric energy, so that the capacity is very large, and usually kilovolt-ampere or mega volt-ampere is taken as a calculation unit; the purpose of voltage transformer transformation is mainly to supply power to a measuring instrument and a relay protection device, to measure the voltage, power and electric energy of a line, or to protect valuable equipment, a motor and a transformer in the line when the line fails.
At present, four single-phase wiring terminals and a clamp are used together, the wiring terminals are exposed and are not beneficial to the control of product precision, and the wiring terminals are large in size and large in space required by installation.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a three-phase voltage transformer of integral type is in order to solve foretell problem.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a three-phase voltage transformer of integral type, including first casing and second casing, the right flank of first casing is connected with the left surface of second casing, the top of first casing is provided with two mounting holes, be provided with in the mounting hole of the left side that leans on of two mounting holes and just water the cylinder, it waters the cylinder to lean on being provided with in the mounting hole of right side, the top of second casing is provided with a set of binding post, the up end of second casing all is provided with the recess with the junction of the left and right sides face, the lower part that leans on of two sides all is provided with holds the groove about the second casing, the back of second casing still is provided with the pipeline installation department, the quantity of pipeline installation department is the same with binding post, and the lower part of arranging the pipeline installation department in the middle is provided with the connecting block, inwards sunken mounting groove that is formed with in the connecting block, be provided with secondary winding in the mounting groove.
The technical scheme has the advantages that: the utility model discloses a first casing, the second casing, the mounting hole, just watering the cylinder, the cylinder of anti-watering, binding post, a groove, hold the groove, the connecting block, the mounting groove, secondary winding realizes, reduce just watering the cylinder, the installation space of the cylinder of anti-watering, realize binding post through the second casing, secondary winding's installation, the cylinder of just watering is realized through the pipeline in the pipeline installation department simultaneously, anti-watering the cylinder, binding post, secondary winding's installation, improve holistic installation accuracy, simultaneously through setting up in two recesses of the left and right sides of the up end setting of second casing, improve the compressive strength of the up end of second casing, the rethread is held the groove and is conveniently removed the second casing, improve overall structure's stability.
Preferably, the bottom of first casing and second casing still is connected with the base, and the four corners department of base all is provided with the lug.
The technical scheme has the advantages that: the bottom installation stability of first casing, second casing is improved, makes things convenient for first casing, second casing to carry in step, reduces the transport time.
Preferably, the bottom of mounting groove is provided with the connecting hole, and the four corners department of the notch department of mounting groove all is provided with the screw hole.
The technical scheme has the advantages that: the stability of the whole structure is improved.
Preferably, the number of terminals is at least three.
The technical scheme has the advantages that: the installation accuracy of the external part and the wiring terminal is improved, and the stability of the whole structure is improved.
Preferably, the number of secondary windings is a minimum of five.
The technical scheme has the advantages that: the number of secondary windings and external connections is increased, the control precision of the overall structure in use is improved, and the stability of the overall structure is improved.
Preferably, the first housing and the second housing are integrally formed.
The technical scheme has the advantages that: through with first casing, second casing integrated into one piece, make things convenient for the shaping of first casing, second casing, reduce installation time, improve the installation accuracy of first casing, second casing simultaneously, be difficult for taking place to damage.
Preferably, the height of the connecting block is 1/2 of the pipe mounting portion.
The technical scheme has the advantages that: the aesthetic feeling at the back of the second shell is improved, and the structural stability of the connecting block is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
fig. 3 is a schematic view of the structure of the connection block of the present invention.
Reference numerals: 1. a first housing; 11. mounting holes; 12. positively pouring the cylinder; 13. reversely casting the cylinder; 14. a base; 141. lifting lugs; 2. a second housing; 21. a wiring terminal; 22. a groove; 23. a holding groove; 24. a pipe mounting section; 25. connecting blocks; 251. mounting grooves; 252. connecting holes; 253. a threaded hole; 26. and (4) secondary winding.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-3, an integrated three-phase voltage transformer includes a first housing 1 and a second housing 2, a right side of the first housing 1 is connected to a left side of the second housing 2, the top of the first housing 1 is provided with two mounting holes 11, a forward-pouring cylinder 12 is disposed in the mounting hole 11 near the left side of the two mounting holes 11, a reverse-pouring cylinder 13 is disposed in the mounting hole 11 near the right side, the top of the second housing 2 is provided with a set of connection terminals 21, the connection between the upper end of the second housing 2 and the left and right sides is provided with a groove 22, the lower portions of the left and right sides of the second housing 2 are provided with holding grooves 23, the back of the second housing 2 is further provided with pipe mounting portions 24, the number of the pipe mounting portions 24 is the same as that of the connection terminals 21, the lower portion of the pipe mounting portion 24 disposed in the middle is provided with a connection block 25, the connection block 25 is recessed to form a mounting groove 251, the secondary winding 26 is provided in the mounting groove 251. The utility model discloses a first casing 1, second casing 2, mounting hole 11, the upright post body 12, the anti-cylinder body 13 that waters, binding post 21, recess 22, hold groove 23, connecting block 25, mounting groove 251, secondary winding 26 and realize, when needing to right the utility model discloses when installing, install the upright post body 12, the anti-cylinder body 13 that waters to the mounting hole 11 of first casing 1 earlier, install binding post 21 to the top of second casing 2 again, the upright post body 12, the anti-cylinder body 13 that waters is connected with binding post 21 through the pipe of installing in pipeline installation department 24 simultaneously, and secondary winding 26 is installed mutually through mounting groove 251 again; when the device is used, the installation of the forward casting cylinder 12 and the backward casting cylinder 13 is realized through the first shell 1, the installation space of the forward casting cylinder 12 and the backward casting cylinder 13 is reduced, the installation of the wiring terminal 21 and the secondary winding 26 is realized through the second shell 2, the installation space of the wiring terminal 21 and the secondary winding 26 is reduced, the installation of the forward casting cylinder 12, the backward casting cylinder 13, the wiring terminal 21 and the secondary winding 26 is realized through a pipeline in the pipeline installation part 24, the installation space of the casting cylinder 12, the backward casting cylinder 13, the wiring terminal 21 and the secondary winding 26 is reduced through the first shell 1 and the second shell 2, the volume required by installation is reduced, the wiring terminal is not easy to expose, the integral installation precision is improved, meanwhile, the left groove 22 and the right groove 22 which are arranged on the upper end face of the second shell 2 are used, when the left side and the right side of the upper end of the second shell 2 are extruded, because the shape of two recesses 22 all becomes circular-arc, should not take place to warp when receiving the extrusion, the crushing resistance is high to improve the compressive strength of the up end of second casing 2, the groove 23 is held to the rethread convenience removes second casing 2, when second casing 2 needs to remove, carry out the removal that the realization was to second casing 2 to holding groove 23 through the staff, prevent second casing 2 because the damage that the friction caused when removing, improve overall structure's stability.
The bottoms of the first shell 1 and the second shell 2 are further connected with a base 14, and lifting lugs 141 are arranged at four corners of the base 14. When using, through set up base 14 in first casing 1, 2 bottoms of second casing, improve the bottom installation stability of first casing 1, 2, improve the compressive strength of first casing 1, 2 bottoms of second casing simultaneously, the rethread sets up lug 141 in the four corners department of base 14, makes things convenient for first casing 1, 2 to carry in step, reduces the transport time.
The bottom of the mounting groove 251 is provided with a connecting hole 252, and four corners of the notch of the mounting groove 251 are provided with threaded holes 253. When the secondary winding 26 is not used in the mounting groove 251, the groove cover is connected with the mounting groove 251 through the threaded hole 253, and meanwhile, the protruding block on the groove cover is matched with the connecting hole 252, so that the secondary winding 26 is not easily exposed when not used, the service life of the secondary winding 26 is prolonged, and meanwhile, the stability of the whole structure is improved.
The number of the connection terminals 21 is at least three. When the wiring terminal is used, the number of the wiring terminals 21 is set to be three, so that the mounting precision of the exterior and the wiring terminals 21 is improved, and the stability of the whole structure is improved.
The number of secondary windings 26 is a minimum of five. When the structure is used, the number of the secondary windings 26 is set to be five, so that the number of the secondary windings 26 connected with the outside is increased, the control precision of the whole structure in use is improved, and the stability of the whole structure is improved.
The first casing 1 is integrally formed with the second casing 2. When the portable electronic device is used, the first shell 1 and the second shell 2 are integrally formed, so that the first shell 1 and the second shell 2 are conveniently formed, the installation time is reduced, the installation accuracy of the first shell 1 and the second shell 2 is improved, and the portable electronic device is not easy to damage.
The height of the connecting block 25 is 1/2 of the pipe installation part 24. In use, by setting the height of the connection block 25 to 1/2 of the pipe installation part 24, the aesthetic sense of the back surface of the second housing 2 is improved, while the structural stability of the connection block 25 is improved.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a three-phase voltage transformer of integral type, includes first casing (1) and second casing (2), its characterized in that: the right side face of the first shell (1) is connected with the left side face of the second shell (2), the top of the first shell (1) is provided with two mounting holes (11), a forward pouring cylinder (12) is arranged in the mounting hole (11) on the left side of the two mounting holes (11), a reverse pouring cylinder (13) is arranged in the mounting hole (11) on the right side, the top of the second shell (2) is provided with a group of wiring terminals (21), grooves (22) are arranged at the joints of the upper end face and the left and right side faces of the second shell (2), the lower parts of the left and right side faces of the second shell (2) are provided with holding grooves (23), the back of the second shell (2) is also provided with pipeline mounting parts (24), the number of the pipeline mounting parts (24) is the same as that of the wiring terminals (21), and connecting blocks (25) are arranged at the lower parts of the pipeline mounting parts (24) in the middle, the connecting block (25) is inwards sunken to form a mounting groove (251), and a secondary winding (26) is arranged in the mounting groove (251).
2. An integrated three-phase voltage transformer according to claim 1, characterized in that: the bottom of the first shell (1) and the bottom of the second shell (2) are also connected with a base (14), and lifting lugs (141) are arranged at four corners of the base (14).
3. An integrated three-phase voltage transformer according to claim 1, characterized in that: the bottom of the mounting groove (251) is provided with a connecting hole (252), and four corners of the notch of the mounting groove (251) are provided with threaded holes (253).
4. An integrated three-phase voltage transformer according to claim 1, characterized in that: the number of the connecting terminals (21) is at least three.
5. An integrated three-phase voltage transformer according to claim 1, characterized in that: the number of secondary windings (26) is at least five.
6. An integrated three-phase voltage transformer according to claim 1, characterized in that: the first shell (1) and the second shell (2) are integrally formed.
7. An integrated three-phase voltage transformer according to claim 1, characterized in that: the height of the connecting block (25) is 1/2 of the pipe installation part (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120342405.9U CN214410908U (en) | 2021-02-07 | 2021-02-07 | Integrated three-phase voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120342405.9U CN214410908U (en) | 2021-02-07 | 2021-02-07 | Integrated three-phase voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214410908U true CN214410908U (en) | 2021-10-15 |
Family
ID=78025516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120342405.9U Active CN214410908U (en) | 2021-02-07 | 2021-02-07 | Integrated three-phase voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214410908U (en) |
-
2021
- 2021-02-07 CN CN202120342405.9U patent/CN214410908U/en active Active
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