CN212113383U - Plug-in voltage current transformer group - Google Patents
Plug-in voltage current transformer group Download PDFInfo
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- CN212113383U CN212113383U CN202020792485.3U CN202020792485U CN212113383U CN 212113383 U CN212113383 U CN 212113383U CN 202020792485 U CN202020792485 U CN 202020792485U CN 212113383 U CN212113383 U CN 212113383U
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- threaded rod
- current transformer
- spring
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Abstract
The utility model discloses a plug-in voltage current transformer group, its structure includes the plectane, the utility model discloses a set up complementary unit in spacing circular slot upper end, clockwise rotation handle for the second threaded rod slides down in the second stopper, thereby fall into in the recess, make the limiting plate fix on corresponding device then, the advantage that improves fixity and work efficiency has been reached, through setting up stop device in dead lever left side lower extreme, the dead lever inserts when the circular slot is inboard, thereby the spring compresses so that spacing ball contracts, when sliding in the slotted hole of circular slot inboard, the spring extends, thereby fix in making spacing ball ejecting and the dead lever, the better advantage of carrying out quick dismantlement of being convenient for has been reached.
Description
Technical Field
The utility model relates to a plug-in voltage current transformer group belongs to transformer group field.
Background
The transformer is also called as instrument transformer, which is a general name of current transformer and voltage transformer, can change high voltage into low voltage, and large current into small current, and is used for measuring or protecting system, its function is mainly to convert high voltage or large current into standard low voltage (100V) or standard small current (5A or 1A, both referring to rated value) in proportion, so as to realize standardization and miniaturization of measuring instrument, protecting equipment and automatic control equipment, and the transformer can also be used to separate high voltage system, so as to ensure the safety of human body and equipment.
Because a current plug-in voltage current transformer group is fixed by the threaded rod usually when the mutual-inductor is used, the fixity is relatively poor, and the mutual-inductor takes place to rock easily when being reused to reduce work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a plug-in voltage current transformer group to solve prior art because a plug-in voltage current transformer group now fixes by the threaded rod usually when the mutual-inductor is used, and the fixity is relatively poor, and the mutual-inductor takes place to rock easily when reusing, thereby reduces work efficiency's problem.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a plug-in voltage and current transformer set comprises a circular plate and an auxiliary mechanism, wherein the front end of the circular plate is fixed with a first limiting block into a whole, the middle part of the right end of the first limiting block is tightly attached to a knob, the left end of the knob is fixed with a first threaded rod through welding, grooves are formed in the front end and the rear end of the upper end of the circular plate, an iron core is arranged in the middle of the upper end of the circular plate, a limiting circular groove is formed in the upper end of the circular plate, the lower end of the auxiliary mechanism is fixed with the limiting circular groove, the auxiliary mechanism is composed of a first fixing block, a handle, a second threaded rod, a second limiting block, a second fixing block, a fixing rod, a limiting device, a third fixing block, a limiting plate and a sliding groove, the middle part of the left end of the first fixing block is in through connection with the handle, the middle, the fixed an organic whole that becomes of second stopper right-hand member and second fixed block, second fixed block lower extreme and dead lever are fixed an organic whole, dead lever right side lower extreme is provided with stop device, second threaded rod lower extreme and third fixed block pass through welded fastening, third fixed block lower extreme and limiting plate are fixed an organic whole, the spout has been seted up at limiting plate right-hand member middle part, the dead lever lower extreme is fixed mutually with spacing circular slot.
Further, stop device comprises shell, spring and spacing ball, shell inboard left end middle part is fixed as an organic whole with the spring, the spring right-hand member passes through welded fastening with spacing ball, shell left end and the inboard left lower extreme of dead lever, spacing ball right-hand member closely laminates with the dead lever.
Furthermore, balls are arranged at the left end and the right end of the handle, and anti-skid grains are arranged on the surface of the handle.
Further, the length of the second threaded rod is 7cm, and the thread pitch of the second threaded rod is 1 mm.
Furthermore, the fixed rods are arranged in two, and the fixed rods are symmetrically distributed along the central axis of the second threaded rod.
Furthermore, the sliding grooves are formed in the middle of the left end and the right end of the limiting plate, and the radius formed by the sliding grooves is equal to the radius of the fixing rod.
Furthermore, the surface of the lower end of the limiting plate is provided with a super glue, and the thickness of the super glue of the limiting plate is 1 cm.
Further, the maximum compressible distance of the spring is equal to the extended distance, both of which are 3cm, and the maximum tensile force of the spring is 10N.
Furthermore, the fixing rod is made of stainless steel.
Further, the limiting plate is made of an aluminum alloy material.
The method has the advantages that: the utility model discloses a plug-in voltage current transformer group is through setting up complementary unit in spacing circular slot upper end, clockwise rotation handle for the second threaded rod slides down in the second stopper, thereby falls into the recess, makes the limiting plate fix on corresponding device then, has reached the advantage that improves fixity and work efficiency.
The method has the advantages that: the utility model discloses a plug-in voltage current transformer group, through setting up stop device in the lower extreme of dead lever left side, when the dead lever inserted to the circular slot inboard, thereby the spring compressed make spacing ball shrink, when in sliding to the slotted hole of circular slot inboard, the spring extended to fix in making spacing ball ejecting and the dead lever, reached be convenient for better carry out quick advantage of dismantling.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic structural view of the auxiliary mechanism of the present invention;
fig. 4 is a schematic diagram of a limiting plate structure of the present invention;
fig. 5 is a schematic view of the internal structure of the limiting device of the present invention.
In the figure: the device comprises a circular plate-1, a first limit block-2, a knob-3, a first threaded rod-4, an auxiliary mechanism-5, a groove-6, an iron core-7, a limit circular groove-8, a first fixed block-51, a handle-52, a second threaded rod-53, a second limit block-54, a second fixed block-55, a fixed rod-56, a limit device-57, a third fixed block-58, a limit plate-59, a sliding groove-510, a shell-571, a spring-572 and a limit ball-573.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a plug-in voltage-current transformer set: the auxiliary mechanism 5 comprises a first fixed block 51, a handle 52, a second threaded rod 53, a second limited block 54, a second fixed block 55, a fixed rod 56, a limiting device 57, a third fixed block 58, a limiting plate 59 and a sliding chute 510, wherein the middle part of the left end of the first fixed block 51 is connected with the handle 52 in a penetrating way, the middle part of the lower end of the first fixed block 51 is fixed with the second threaded rod 53 into a whole, the second threaded rod 53 is vertically connected with the second limited block 54 in a penetrating way, can be better work with second threaded rod 53, second stopper 54 right-hand member is fixed an organic whole with second fixed block 55, second fixed block 55 lower extreme is fixed an organic whole with dead lever 56, be convenient for the second fixed block 55 better work, dead lever 56 right side lower extreme is provided with stop device 57, second threaded rod 53 lower extreme and third fixed block 58 pass through welded fastening, third fixed block 58 lower extreme is fixed an organic whole with limiting plate 59, spout 510 has been seted up in limiting plate 59 right-hand member middle part, dead lever 56 lower extreme is fixed mutually with spacing circular slot 8.
The limiting device 57 comprises a housing 571, a spring 572 and a limiting ball 573, wherein the middle part of the left end of the inner side of the housing 571 is fixed with the spring 572 into a whole, the right end of the spring 572 is fixed with the limiting ball 573 by welding, the left end of the housing 571 is fixed with the left lower end of the inner side of the fixing rod 56, the right end of the limiting ball 573 is tightly attached to the fixing rod 56, and the limiting ball 573 facilitates the better work of the limiting device 57.
The round balls are arranged at the left end and the right end of the handle 52, and the anti-skid grains are arranged on the surface of the handle 52, so that the handle is convenient for a user to use better.
Wherein, second threaded rod 53 length is 7cm, and second threaded rod 53's screw thread interval is 1mm, is convenient for second threaded rod 53 better carry out work.
The number of the fixing rods 56 is two, and the fixing rods 56 are symmetrically distributed along the central axis of the second threaded rod 53, so that the fixing rods 56 can work better.
The sliding grooves 510 are formed in the middle portions of the left end and the right end of the limiting plate 59, the radius of the sliding grooves 510 is equal to the radius of the fixing rods 56, and the fixing rods 56 can better slide in the sliding grooves 510.
Wherein, limiting plate 59 lower extreme surface is provided with the super glue, and limiting plate 59 super glue thickness is 1cm, has better fixed effect.
Wherein, the maximum compressible distance of the spring 572 is equal to the extended distance, which is 3cm, and the maximum pulling force of the spring 572 is 10N, the spring 572 facilitates the operation of the limit ball 573.
Wherein, dead lever 56 adopts stainless steel, avoids appearing rusty phenomenon, and has improved dead lever 56's life.
The limiting plate 59 is made of aluminum alloy, so that the hardness of the limiting plate 59 is enhanced.
The spring 572 described in this patent is a mechanical part that works by elasticity, and a part made of an elastic material deforms under the action of an external force and returns to its original shape after the external force is removed, and is also a "spring", and is generally made of spring steel, and the types of springs are complicated and various, and mainly include a coil spring, a spiral spring, a plate spring, a special-shaped spring, and the like according to the shape.
The working principle is as follows:
firstly, the method comprises the following steps: the user can firstly carry the device to a place to be used, then the user rotates the knob 3 clockwise to fix the first threaded rod 4 on the corresponding device, then the auxiliary mechanism 5 is placed in the limiting circular groove 8 at a required position, the fixing rod 56 is inserted into the limiting circular groove 8, when the fixing rod 56 is inserted into the circular groove 8, the spring 572 is compressed to enable the limiting ball 573 to contract until the fixing rod slides into the groove hole at the inner side of the circular groove 8, the spring 572 is extended to enable the limiting ball 573 to be ejected out and fixed in the fixing rod 56;
secondly, the method comprises the following steps: after the auxiliary mechanism 5 is fixed, the user can rotate the handle 52 clockwise, so that the second threaded rod 53 slides downwards in the second limiting block 54, and then a limiting plate 59 fixed to the lower end of the second threaded rod 53 slides on the fixing rod 56, and falls into the groove 6, and then the limiting plate 59 is fixed to the corresponding device;
thirdly, the method comprises the following steps: and finally when will need to change the voltage or the electric current that reduce, insert the coil in iron core 7 for the mutual-inductor carries out work, and when needing to dismantle the mutual-inductor, thereby anticlockwise rotation handle 52 makes limiting plate 59 rise from recess 6, makes first threaded rod 4 no longer fix through anticlockwise rotation knob 3 afterwards.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A plug-in voltage and current transformer group comprises a circular plate (1), wherein the front end of the circular plate (1) is fixed with a first limiting block (2) into a whole, the middle part of the right end of the first limiting block (2) is tightly attached to a knob (3), the left end of the knob (3) is fixed with a first threaded rod (4) through welding, grooves (6) are formed in the front end and the rear end of the upper end of the circular plate (1), an iron core (7) is arranged in the middle of the upper end of the circular plate (1), and a limiting circular groove (8) is formed in the upper end of the circular plate (1);
the method is characterized in that: the auxiliary mechanism (5) is fixed with the limiting circular groove (8) at the lower end of the auxiliary mechanism (5), the auxiliary mechanism (5) is composed of a first fixed block (51), a handle (52), a second threaded rod (53), a second limiting block (54), a second fixed block (55), a fixing rod (56), a limiting device (57), a third fixed block (58), a limiting plate (59) and a sliding groove (510), the middle part of the left end of the first fixed block (51) is communicated with the handle (52), the middle part of the lower end of the first fixed block (51) is fixed with the second threaded rod (53) into a whole, the second threaded rod (53) is vertically communicated with the second limiting block (54), the right end of the second limiting block (54) is fixed with the second fixed block (55) into a whole, the lower end of the second fixed block (55) is fixed with the fixing rod (56) into a whole, dead lever (56) right side lower extreme is provided with stop device (57), second threaded rod (53) lower extreme and third fixed block (58) pass through welded fastening, third fixed block (58) lower extreme and limiting plate (59) are fixed as an organic whole, spout (510) have been seted up in limiting plate (59) right-hand member middle part, dead lever (56) lower extreme is fixed mutually with spacing circular slot (8).
2. The pluggable voltage-current transformer set of claim 1, wherein: the limiting device (57) comprises a shell (571), a spring (572) and a limiting ball (573), the middle part of the left end of the inner side of the shell (571) is fixed with the spring (572) into a whole, the right end of the spring (572) is fixed with the limiting ball (573) through welding, the left end of the shell (571) is connected with the left lower end of the inner side of the fixing rod (56), and the right end of the limiting ball (573) is tightly attached to the fixing rod (56).
3. The pluggable voltage-current transformer set of claim 1, wherein: the left end and the right end of the handle (52) are provided with balls, and the surface of the handle (52) is provided with anti-skid grains.
4. The pluggable voltage-current transformer set of claim 1, wherein: the length of the second threaded rod (53) is 7cm, and the thread space of the second threaded rod (53) is 1 mm.
5. The pluggable voltage-current transformer set of claim 1, wherein: the number of the fixing rods (56) is two, and the fixing rods (56) are symmetrically distributed along the central axis of the second threaded rod (53).
6. The pluggable voltage-current transformer set of claim 1, wherein: the sliding grooves (510) are formed in the middle of the left end and the right end of the limiting plate (59), and the radius formed by the sliding grooves (510) is equal to that of the fixing rod (56).
7. The pluggable voltage-current transformer set of claim 1, wherein: the surface of the lower end of the limiting plate (59) is provided with a super glue, and the thickness of the super glue of the limiting plate (59) is 1 cm.
8. The pluggable voltage-current transformer set of claim 2, wherein: the maximum compressible distance of the spring (572) is equal to the extended distance, both 3cm, and the maximum tensile force of the spring (572) is 10N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020792485.3U CN212113383U (en) | 2020-05-13 | 2020-05-13 | Plug-in voltage current transformer group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020792485.3U CN212113383U (en) | 2020-05-13 | 2020-05-13 | Plug-in voltage current transformer group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212113383U true CN212113383U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020792485.3U Active CN212113383U (en) | 2020-05-13 | 2020-05-13 | Plug-in voltage current transformer group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212113383U (en) |
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2020
- 2020-05-13 CN CN202020792485.3U patent/CN212113383U/en active Active
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Address after: 450000 No. 12, floor 2, building 12, No. 338, Lianhua street, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee after: Henan Dongrun Electric Power Group Co.,Ltd. Address before: 450001 No.12, 2nd floor, building 12, 338 Lianhua street, high tech Industrial Development Zone, Zhengzhou City, Henan Province Patentee before: Henan Longyuan Jusheng Electrical Technology Co.,Ltd. |