CN212810035U - Anti-interference current transformer - Google Patents
Anti-interference current transformer Download PDFInfo
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- CN212810035U CN212810035U CN202021460411.6U CN202021460411U CN212810035U CN 212810035 U CN212810035 U CN 212810035U CN 202021460411 U CN202021460411 U CN 202021460411U CN 212810035 U CN212810035 U CN 212810035U
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- current transformer
- fixedly connected
- interference type
- rubber
- type current
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Abstract
The utility model discloses an anti-interference type current transformer, including protective housing and anti-interference type current transformer main part, a plurality of rubber blocks of fixedly connected with between protective housing and the anti-interference type current transformer main part, a plurality of louvres have been seted up to one side that the protective housing is close to the rubber block, one side fixedly connected with rubber cushion that the protective housing is close to the louvre, the utility model discloses a set up heat dissipation fan, dust cover, damping device and louvre, at the setting of during operation heat dissipation fan and louvre be convenient for better counter interference type current transformer main part to dispel the heat to make anti-interference type current transformer main part can more stable work, inside external dust got into anti-interference type current transformer main part is avoided in the setting of dust cover, damping device's setting is convenient for better counter interference type current transformer main part and is protected, spacing, The sliding groove and the sliding block are arranged to prevent the movable block from deviating, so that the damping device can work more stably.
Description
Technical Field
The utility model relates to a protection field especially relates to an anti-interference type current transformer.
Background
The current transformer is an instrument for measuring by converting a large primary side current into a small secondary side current according to the electromagnetic induction principle. The current transformer is composed of a closed iron core and a winding. The primary side winding of the transformer has few turns and is connected in a circuit of the current to be measured. Therefore, all current of a line always flows through the current transformer, the number of turns of the secondary side winding is large, the secondary side winding is connected in series in the measuring instrument and the protection loop, and the secondary side loop of the current transformer is always closed when the current transformer works, so that the impedance of the series coil of the measuring instrument and the protection loop is small, and the working state of the current transformer is close to a short circuit. The current transformer converts a large current on the primary side into a small current on the secondary side for measurement, and the secondary side can not be opened.
The current transformer that current transformer is general is because need work for a long time sometimes, and can produce partial heat when the electric current passes through, if long-term work dispels the heat in untimely time, not only makes the coil resistance increase, but also can cause the damage effect to mutual-inductor inner structure, influences its life, and the in-process of transport current transformer, current transformer lack the safeguard measure, damages very easily when bearing external pressure, is unfavorable for the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an anti-interference current transformer.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an anti-interference type current transformer, includes protecting box and anti-interference type current transformer main part, a plurality of rubber pieces of fixedly connected with between protecting box and the anti-interference type current transformer main part, a plurality of louvres have been seted up to one side that the protecting box is close to the rubber piece, one side fixedly connected with rubber cushion that the protecting box is close to the louvre, one side fixedly connected with guard plate of protecting box is kept away from to rubber cushion, guard plate central part fixedly connected with dust cover, one side fixedly connected with heat dissipation fan that the protecting box is close to the dust cover, a plurality of damping device of fixedly connected with between guard plate and the protecting box.
As a further description of the above technical solution:
damping device includes install bin and movable block, movable block one end runs through install bin and fixedly connected with slider, the spout has been seted up to one side that the install bin is close to the slider, be provided with the spring between movable block and the install bin inside wall, the install bin is close to the spacing pipe of one side fixedly connected with of movable block, spacing intraductal lateral wall and the smooth laminating of movable block lateral wall.
As a further description of the above technical solution:
the spring top and movable block fixed connection, the spring bottom and the central part fixed connection of install bin inside wall bottom, the slider is located the inside of spout, the slider all is "T" type with the section of spout, the slider is a plurality ofly with the quantity of spout.
As a further description of the above technical solution:
the heat dissipation fan is electrically connected with an external power supply.
As a further description of the above technical solution:
the quantity of rubber cushion is two, and evenly distributed is in the both sides of guard box.
As a further description of the above technical solution:
the section of the rubber block is circular.
As a further description of the above technical solution:
the length of the rubber block is not less than 50 mm.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up the guard plate, protective housing and block rubber, when the anti-interference type current transformer main part of transport, when anti-interference type current transformer main part receives external shock, the guard plate carries out the first layer to external force and cuts off, when external shock continues anti-interference type current transformer main part, protective housing counter-interference type current transformer main part carries out the secondary protection, the setting of block rubber is convenient for better counter-interference type current transformer main part and is carried out the shock attenuation, thereby better counter-interference type current transformer main part protects, damping device's setting is convenient for better the resetting of guard plate, be convenient for better carry out work, the guard plate, protective housing is better with the protective effect of block rubber's setting counter-interference type current transformer main part.
2. The utility model discloses a set up the heat dissipation fan, the dust cover, damping device and louvre, it dispels the heat to be convenient for better confrontation interference type current transformer main part with the setting of louvre at the during operation heat dissipation fan, thereby make anti interference type current transformer main part can more stable work, inside outside dust entering anti interference type current transformer main part is avoided in the setting of dust cover, damping device's setting is convenient for better confrontation interference type current transformer main part and is protected, spacing pipe, the spout avoids the movable block to take place the skew with the setting of slider, thereby make damping device can more stable work.
Drawings
Fig. 1 is a side view of an anti-interference current transformer according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is the utility model provides an anti-interference type current transformer well damping device's elevation.
Illustration of the drawings:
1. a protective box; 2. a damping device; 3. a protection plate; 4. the anti-interference current transformer comprises an anti-interference current transformer main body; 5. a rubber block; 6. heat dissipation holes; 7. a rubber cushion; 8. a dust cover; 9. a heat dissipation fan; 201. installing a box; 202. a chute; 203. a slider; 204. a movable block; 205. a spring; 206. and a limiting pipe.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an anti-interference type current transformer, including protective housing 1 and anti-interference type current transformer main part 4, a plurality of rubber blocks of fixedly connected with 5 between protective housing 1 and the anti-interference type current transformer main part 4, a plurality of louvres 6 have been seted up to one side that protective housing 1 is close to rubber blocks 5, one side fixedly connected with rubber cushion 7 that protective housing 1 is close to louvre 6 is kept away from to rubber cushion 7, one side fixedly connected with guard plate 3 of protective housing 1 is kept away from to rubber cushion 7, 3 central part fixedly connected with dust cover 8 of guard plate, one side fixedly connected with heat dissipation fan 9 that protective housing 1 is close to dust cover 8, a plurality of damping device of fixedly connected with 2 between guard.
The working principle is as follows: when the anti-interference current transformer main body 4 is transported and carried, when the anti-interference current transformer main body 4 is impacted by external force, the protection plate 3 conducts a first layer of partition to the external force, when the anti-interference current transformer main body 4 is impacted by external force, the protective box 1 carries out secondary protection on the anti-interference current transformer main body 4, the rubber block 5 is arranged to better absorb shock to the anti-interference current transformer main body 4, thereby better protecting the anti-interference current transformer main body 4, the arrangement of the damping device 2 is convenient for the protection plate 3 to better reset and better work, when the interference type current transformer main body 4 works for a long time, heat is generated inside, the heat dissipation fan 9 drives the air inside the interference type current transformer main body 4 to be discharged through the dust cover 8, and therefore the heat inside the interference type current transformer main body 4 is taken out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides an anti-interference type current transformer, includes protective housing (1) and anti-interference type current transformer main part (4), its characterized in that: a plurality of rubber blocks (5) of fixedly connected with between protection box (1) and anti-interference type current transformer main part (4), a plurality of louvres (6) have been seted up to one side that protection box (1) is close to rubber block (5), one side fixedly connected with rubber cushion (7) that protection box (1) is close to louvre (6), one side fixedly connected with guard plate (3) of protection box (1) are kept away from in rubber cushion (7), guard plate (3) central part fixedly connected with dust cover (8), one side fixedly connected with heat dissipation fan (9) that protection box (1) is close to dust cover (8), a plurality of damping device of fixedly connected with (2) between guard plate (3) and protection box (1).
2. A tamper-resistant current transformer according to claim 1, wherein: damping device (2) are including install bin (201) and movable block (204), install bin (201) and fixedly connected with slider (203) are run through to movable block (204) one end, spout (202) have been seted up to one side that install bin (201) are close to slider (203), be provided with spring (205) between movable block (204) and install bin (201) inside wall, install bin (201) are close to spacing pipe (206) of one side fixedly connected with of movable block (204), spacing pipe (206) inside wall and the smooth laminating of movable block (204) lateral wall.
3. A tamper-resistant current transformer according to claim 2, wherein: spring (205) top and movable block (204) fixed connection, spring (205) bottom and the central part fixed connection of install bin (201) inside wall bottom, slider (203) are located the inside of spout (202), the section of slider (203) and spout (202) all is "T" type, the quantity of slider (203) and spout (202) is a plurality ofly.
4. A tamper-resistant current transformer according to claim 1, wherein: the heat dissipation fan (9) is electrically connected with an external power supply.
5. A tamper-resistant current transformer according to claim 1, wherein: the number of the rubber cushions (7) is two, and the rubber cushions are evenly distributed on two sides of the protective box (1).
6. A tamper-resistant current transformer according to claim 1, wherein: the section of the rubber block (5) is circular.
7. A tamper-resistant current transformer according to claim 1, wherein: the length of the rubber block (5) is not less than 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460411.6U CN212810035U (en) | 2020-07-22 | 2020-07-22 | Anti-interference current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460411.6U CN212810035U (en) | 2020-07-22 | 2020-07-22 | Anti-interference current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212810035U true CN212810035U (en) | 2021-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021460411.6U Active CN212810035U (en) | 2020-07-22 | 2020-07-22 | Anti-interference current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212810035U (en) |
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2020
- 2020-07-22 CN CN202021460411.6U patent/CN212810035U/en active Active
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