CN211788597U - Current transformer capable of preventing electricity from being stolen - Google Patents
Current transformer capable of preventing electricity from being stolen Download PDFInfo
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- CN211788597U CN211788597U CN202020290486.8U CN202020290486U CN211788597U CN 211788597 U CN211788597 U CN 211788597U CN 202020290486 U CN202020290486 U CN 202020290486U CN 211788597 U CN211788597 U CN 211788597U
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- current transformer
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Abstract
The utility model discloses an anti-electricity-theft current transformer relates to current transformer technical field, and is not fine for solving current anti-electricity-theft current transformer anti-electricity-theft effect, uses not very convenient problem. The connecting shell is installed to the top of current transformer casing, and current transformer casing and connecting shell sealing connection, the front end of connecting the shell is provided with the mounting groove, the anti-electricity-stealing box is installed to one side of connecting the shell top, the internally mounted of anti-electricity-stealing box has the baffle, the connecting block is installed to one side of anti-electricity-stealing box, the installation head is installed to the top of connecting block, the stopper is installed to the below of connecting block, the internally mounted of connecting block has fixing bolt, the internally mounted of stopper has the support gag lever post.
Description
Technical Field
The utility model relates to a current transformer technical field specifically is an anti-electricity-theft current transformer.
Background
The current transformer for preventing electricity stealing is generally a current transformer for preventing electricity stealing according to the electromagnetic induction principle, and is composed of a closed iron core and a winding, the number of turns of a primary side winding of the current transformer is small, and the primary side winding of the current transformer is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the number of turns of a secondary side winding of the current transformer is large, the current transformer is connected in series in a measuring instrument and a protection circuit, when the current transformer works, a secondary side circuit of the current transformer is always closed, so that the impedance of the series coil of the measuring instrument and the protection circuit is small, the working state of the current transformer is close to short circuit, the current transformer converts large current into small current on the primary side of the secondary side, the secondary side of the current transformer can not be opened, and the current, the current transformer is used for protection, measurement and the like, can convert the actual four hundred A current into five A current, and is used for protection: and under the condition of power grid fault, providing power grid fault current information for devices such as relay protection and the like.
However, the current transformer for preventing electricity stealing has poor electricity stealing prevention effect and is not very convenient to use; therefore, the current transformer does not meet the existing requirements, and the current transformer capable of preventing electricity theft is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-electricity-theft current transformer to it is not very good to put forward current anti-electricity-theft current transformer anti-electricity-theft effect among the above-mentioned background art, uses not very convenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-electricity-theft current transformer, includes the current transformer casing, the connecting shell is installed to the top of current transformer casing, and current transformer casing and connecting shell sealing connection, the front end of connecting shell is provided with the mounting groove, anti-electricity-theft box is installed to one side of connecting shell top, the internally mounted of anti-electricity-theft box has the baffle, the connecting block is installed to one side of anti-electricity-theft box, the installation head is installed to the top of connecting block, the stopper is installed to the below of connecting block, the internally mounted of connecting block has fixing bolt, the internally mounted of stopper has the support gag lever post.
Preferably, the base is installed to the below of current transformer casing, and current transformer casing and base sealing connection, the inside of base both sides all is provided with the bolt hole.
Preferably, a nameplate is installed on the other side of the upper portion of the connecting shell, a slot is formed in one side of the nameplate, and a magnet is installed inside the slot.
Preferably, an iron core is installed inside the current transformer shell, and an electric wire winding is installed outside the iron core.
Preferably, the front end and the rear end of the partition plate are both provided with a supporting block.
Preferably, the wire connector is installed above the supporting block, and the supporting block is rotatably connected with the wire connector through threads
Preferably, the outer side of the lower part of the wire connector is provided with two limiting pieces, and the wire connector is connected with the limiting pieces in a welding mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an anti-electricity-stealing box is installed in the outside of two electric wire connection heads, anti-electricity-stealing box covers two electric wire connection heads, prevent to be stolen the electricity, through installing a stopper below installation head and connecting block above the connecting block, support the gag lever post through connection piece, insert the slot behind installation head and the stopper and adsorb with the magnetite, the magnetite can guarantee to support the gag lever post firm in installation, be difficult to take out, installation head and stopper play the effect of protection support gag lever post, prevent that the thief from extracting the support gag lever post, support the gag lever post simultaneously and pass the connecting block, can block the fixing bolt of installation, prevent that the thief from rotating the fixing bolt inside the connecting block and stealing electricity, the installation easy operation, the practicality is very high;
2. the utility model discloses an at a side-mounting data plate of connecting shell top, the data plate can effectively distinguish different current transformer, sets up the mounting groove through the one side in the connecting shell top, and the mounting groove plays the effect of fine spacing fixed electricity-stealing prevention box, has promoted the perfectness of device greatly.
Drawings
Fig. 1 is a front view of a current transformer for preventing electricity theft according to the present invention;
fig. 2 is a sectional view of a current transformer for preventing electricity theft according to the present invention;
fig. 3 is a top view of the current transformer for preventing electricity theft of the present invention.
In the figure: 1. a current transformer housing; 2. a connecting shell; 3. a base; 4. mounting grooves; 5. a box for preventing electricity stealing; 6. a partition plate; 7. connecting blocks; 8. a mounting head; 9. a limiting block; 10. a nameplate; 11. an iron core; 12. a wire winding; 13. a support block; 14. a wire connector; 15. a limiting sheet; 16. fixing the bolt; 17. supporting a limiting rod; 18. a slot; 19. a magnet; 20. bolt holes.
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.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an anti-electricity-theft current transformer, including current transformer casing 1, connect shell 2 is installed to current transformer casing 1's top, and current transformer casing 1 with connect 2 sealing connection of shell, it is inseparable to connect, be difficult to drop, the front end of connecting shell 2 is provided with mounting groove 4, anti-electricity-theft box 5 is installed to one side of connecting shell 2 top, anti-electricity-theft box 5's internally mounted has baffle 6, connecting block 7 is installed to one side of anti-electricity-theft box 5, installation head 8 is installed to the top of connecting block 7, stopper 9 is installed to the below of connecting block 7, the internally mounted of connecting block 7 has fixing bolt 16, play fine fixed action, the internally mounted of stopper 9 has support gag lever post 17.
Further, base 3 is installed to the below of current transformer casing 1, and current transformer casing 1 and base 3 sealing connection, and the inside of base 3 both sides all is provided with bolt hole 20, and the sealing connection leakproofness is good, is difficult to drop.
Further, a nameplate 10 is installed on the other side above the connecting shell 2, a slot 18 is formed in one side of the nameplate 10, a magnet 19 is installed inside the slot 18, and the magnet 19 plays a good role in adsorbing and supporting the limiting rod 17.
Further, an iron core 11 is installed inside the current transformer housing 1, and a wire winding 12 is installed outside the iron core 11, so that large current can be converted conveniently.
Furthermore, the front end and the rear end of the clapboard 6 are both provided with supporting blocks 13, so that a good fixing and supporting effect is achieved.
Further, the wire connector 14 is installed above the supporting block 13, and the supporting block 13 is rotatably connected with the wire connector 14 through threads, so that the installation is simple and the operation is convenient.
Further, the outer side of the lower portion of the wire connector 14 is provided with two limiting pieces 15, the wire connector 14 is connected with the limiting pieces 15 in a welding mode, and the wire connector is firm in connection and not prone to deformation.
The working principle is as follows: when in use, firstly, the electric wire to be connected is connected in series with the two wire connectors 14 on the connecting shell 2 above the current transformer, the wire connectors 14 are firstly rotated to loosen the wire connectors 14, then the electric wire is connected with the wire connectors 14, then the wire connectors 14 are tightly rotated, after the series connection is completed, in order to prevent electricity stealing, the electricity stealing prevention box 5 is firstly clamped into the mounting groove 4 on one side above the connecting shell 2, the mounting groove 4 plays a good role of limiting and fixing the electricity stealing prevention box 5, then the electricity stealing prevention box 5 is fixedly connected with the partition plate 6 between the two wire connectors 14 by penetrating through the connecting block 7 on one side of the electricity stealing prevention box 5 through the fixing bolt 16, then the supporting and limiting rod 17 penetrates through the mounting head 8 above the connecting block 7 on one side of the electricity stealing prevention box 5 and the limiting block 9 below, and finally is inserted into the slot 18 on one side of the nameplate 10 to be, magnet 19 adsorbs with supporting gag lever post 17 and is connected, through installing one and supports gag lever post 17, supports gag lever post 17 and blocks fixing bolt 16 and prevents to steal that the electrician from rotating the inside fixing bolt 16 of connecting block 7 and steal the electricity, accomplishes the installation back, with the base 3 installation required position of current transformer casing 1 below can.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.
Claims (7)
1. The utility model provides an anti-electricity-theft current transformer, includes current transformer casing (1), its characterized in that: connecting shell (2) is installed to the top of current transformer casing (1), and current transformer casing (1) and connecting shell (2) sealing connection, the front end of connecting shell (2) is provided with mounting groove (4), anti-electricity-stealing box (5) are installed to one side of connecting shell (2) top, the internally mounted of anti-electricity-stealing box (5) has baffle (6), connecting block (7) are installed to one side of anti-electricity-stealing box (5), installation head (8) are installed to the top of connecting block (7), stopper (9) are installed to the below of connecting block (7), the internally mounted of connecting block (7) has fixing bolt (16), the internally mounted of stopper (9) has support gag lever post (17).
2. The current transformer of claim 1, wherein: base (3) are installed to the below of current transformer casing (1), and current transformer casing (1) and base (3) sealing connection, the inside of base (3) both sides all is provided with bolt hole (20).
3. The current transformer of claim 1, wherein: a nameplate (10) is installed on the other side above the connecting shell (2), a slot (18) is formed in one side of the nameplate (10), and a magnet (19) is installed inside the slot (18).
4. The current transformer of claim 1, wherein: an iron core (11) is installed inside the current transformer shell (1), and an electric wire winding (12) is installed on the outer side of the iron core (11).
5. The current transformer of claim 1, wherein: supporting blocks (13) are mounted at the front end and the rear end of the partition plate (6).
6. The current transformer of claim 5, wherein: and an electric wire connector (14) is installed above the supporting block (13), and the supporting block (13) is rotationally connected with the electric wire connector (14) through threads.
7. The current transformer of claim 6, wherein: spacing piece (15) are installed in the outside of the below of wire connection head (14), and spacing piece (15) are provided with two, wire connection head (14) and spacing piece (15) welded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290486.8U CN211788597U (en) | 2020-03-11 | 2020-03-11 | Current transformer capable of preventing electricity from being stolen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290486.8U CN211788597U (en) | 2020-03-11 | 2020-03-11 | Current transformer capable of preventing electricity from being stolen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211788597U true CN211788597U (en) | 2020-10-27 |
Family
ID=72938509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020290486.8U Active CN211788597U (en) | 2020-03-11 | 2020-03-11 | Current transformer capable of preventing electricity from being stolen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211788597U (en) |
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2020
- 2020-03-11 CN CN202020290486.8U patent/CN211788597U/en active Active
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