CN212542168U - Low-voltage current transformer - Google Patents
Low-voltage current transformer Download PDFInfo
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- CN212542168U CN212542168U CN202021795113.2U CN202021795113U CN212542168U CN 212542168 U CN212542168 U CN 212542168U CN 202021795113 U CN202021795113 U CN 202021795113U CN 212542168 U CN212542168 U CN 212542168U
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Abstract
The utility model discloses a low-voltage current transformer relates to low-voltage current transformer technical field, dismantles comparatively trouble and the poor problem of radiating effect to current low-voltage current transformer installation, now proposes following scheme, and it includes the casing, one side fixed mounting of casing has the fixed block, the inside of fixed block is provided with the connecting axle, the both ends of connecting axle all with fixed block fixed connection, the cover is equipped with the fixed band on the circumference lateral wall of connecting axle, one side fixed mounting of fixed band has the buckle, the buckle is the symmetric distribution with the axis of fixed band, one side fixed mounting of fixed band has the draw-in groove, the draw-in groove is the symmetry setting with the axis of fixed band. The utility model discloses novel structure, and the device can effectively install low-voltage current transformer, and can effectively dispel the heat to low-voltage current transformer to improve low-voltage current transformer's service life, and the device installation is convenient, facilitates the use.
Description
Technical Field
The utility model relates to a low-voltage current transformer technical field especially relates to a low-voltage current transformer.
Background
The low-voltage current transformer is a device capable of converting high alternating current into low current easy to control, and has the advantages of being good in performance and stable in precision, but the low-voltage current transformer is fixed on a mounting plate through a nut, so that the low-voltage current transformer is not convenient to mount and dismount, the heat dissipation effect of the low-voltage current transformer is poor, certain damage can be caused to the low-voltage current transformer if the low-voltage current transformer is operated for a long time, and therefore the low-voltage current transformer is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of low-voltage current transformer has solved the installation of low-voltage current transformer and has dismantled comparatively trouble and the poor problem of radiating effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a low-voltage current transformer, includes the casing, one side fixed mounting of casing has the fixed block, the inside of fixed block is provided with the connecting axle, the both ends of connecting axle all with fixed block fixed connection, the cover is equipped with the fixed band on the circumference lateral wall of connecting axle, one side fixed mounting of fixed band has the buckle, the buckle is the symmetric distribution with the axis of fixed band, one side fixed mounting of fixed band has the draw-in groove, the draw-in groove is the symmetry setting with the axis of fixed band, just draw-in groove and buckle phase-match, the length direction evenly distributed of draw-in groove along its fixed band, just the bottom fixed mounting of casing has stable piece, the inside of stable piece is the cavity setting, the fixed band is kept away from the one end.
Preferably, one side fixed mounting of casing has the heat dissipation room, the heat dissipation room is the symmetry setting with the axis of casing, the inside fixed mounting of heat dissipation room has the air discharge fan, one side that the casing is close to the heat dissipation room is provided with the exhaust hole, the exhaust hole passes the inside that the casing extends to the casing, exhaust hole and heat dissipation room phase-match.
Preferably, the inner wall of the circumference of the heat dissipation chamber is fixedly provided with a dust removal filter screen.
Preferably, the inside fixed mounting of casing has the mounting panel, the mounting panel is the symmetry setting with the axis of casing, one side fixed mounting of mounting panel has the current transformer body.
Preferably, the shell is arranged in a shape like a Chinese character 'hui', and an electric wire installation groove is formed in the middle of the shell.
Preferably, one end of the limiting block, which is far away from the fixing band, is fixedly provided with a clamping block, and the clamping block is matched with the stabilizing block.
The utility model has the advantages that:
1. adjust the length of fixed band through the linking plate size, then will have the one end of buckle to pass the connecting axle on the fixed block, then fix the buckle on the draw-in groove, then the other end of pulling fixed band is detained the fixture block in stable piece, then carry on spacingly with the fixture block through the stopper, only need press the fixture block when needing to dismantle, then with the fixed band take out can, then the surface of fixed band is provided with the concave-convex point, increase frictional force to improve the stability of installation.
2. Through starting the air discharge fan, the air discharge fan passes through exhaust hole suction with the heat in the casing, the exhaust hole is arranged the heat in the heat dissipation room, then the heat in with the heat dissipation room through the dust removal filter screen is discharged, thereby reduce the damage of current transformer body, improve the life of current transformer body, improve the practicality, then the inside of heat dissipation room is provided with the dust removal filter screen, prevent through the dust removal filter screen that the dust from getting into in the casing, thereby cause the damage to current transformer body, and the casing is back style of calligraphy setting, the installation of electric wire has been made things convenient for.
To sum up, the device can effectively install low-voltage current transformer, and can effectively dispel the heat to low-voltage current transformer to improve low-voltage current transformer's life, and the device installation is convenient, facilitates the use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a structural sectional view of the present invention.
Fig. 3 is a rear view of the structure of the present invention.
Reference numbers in the figures: 1. a housing; 2. a fixed block; 3. fixing belts; 4. a card slot; 5. buckling; 6. a heat dissipation chamber; 7. a dust removal filter screen; 8. an exhaust fan; 9. an exhaust hole; 10. mounting a plate; 11. a current transformer body; 12. a connecting shaft; 13. a stabilizing block; 14. a limiting block; 15. and (7) clamping blocks.
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, a low-voltage current transformer includes a housing 1, a fixed block 2 is fixedly mounted on one side of the housing 1, a connecting shaft 12 is disposed inside the fixed block 2, both ends of the connecting shaft 12 are fixedly connected with the fixed block 2, a fixing band 3 is sleeved on a circumferential side wall of the connecting shaft 12, a buckle 5 is fixedly mounted on one side of the fixing band 3, the buckle 5 is symmetrically distributed along a central axis of the fixing band 3, a clamping groove 4 is fixedly mounted on one side of the fixing band 3, the clamping groove 4 is symmetrically arranged along the central axis of the fixing band 3, the clamping groove 4 is matched with the buckle 5, the clamping groove 4 is uniformly distributed along a length direction of the fixing band 3, a stabilizing block 13 is fixedly mounted at a bottom end of the housing 1, the interior of the stabilizing block 13 is hollow, and a limit block 14 is fixedly mounted at one end of the fixing band, a heat dissipation chamber 6 is fixedly arranged on one side of the shell 1, the heat dissipation chamber 6 is symmetrically arranged by the central axis of the shell 1, an exhaust fan 8 is fixedly arranged in the heat dissipation chamber 6, one side of the shell 1 close to the heat dissipation chamber 6 is provided with an exhaust hole 9, the exhaust hole 9 extends to the inside of the housing 1 through the housing 1, the exhaust hole 9 is matched with the heat dissipation chamber 6, a dust removal filter screen 7 is fixedly arranged on the circumferential inner wall of the heat dissipation chamber 6, a mounting plate 10 is fixedly arranged inside the shell 1, the mounting plates 10 are symmetrically arranged around the central axis of the shell 1, a current transformer body 11 is fixedly mounted on one side of the mounting plates 10, the shell 1 is arranged in a shape like a Chinese character 'hui', and an electric wire mounting groove is formed in the middle of the shell 1, a clamping block 15 is fixedly mounted at one end, far away from the fixing band 3, of the limiting block 14, and the clamping block 15 is matched with the stabilizing block 13.
When the device is used, the length of the fixing band 3 is adjusted according to the size of the connecting plate, one end with the buckle 5 penetrates through the connecting shaft 12 on the fixing block 2, the buckle 5 is fixed on the clamping groove 4, the other end of the fixing band 3 is pulled to buckle the clamping block 15 in the stabilizing block 13, the clamping block 15 is limited through the limiting block 14, when the device needs to be disassembled, the clamping block 15 is only pressed, the fixing band 3 is taken out, concave and convex points are arranged on the surface of the fixing band 3 to increase friction force, so that the installation stability is improved, the exhaust fan 8 is started, the exhaust fan 8 sucks heat in the shell 1 out through the exhaust hole 9, the exhaust hole 9 discharges the heat into the heat dissipation chamber 6, then the heat in the heat dissipation chamber 6 is discharged through the dust removal filter screen 7, the damage to the current transformer body 11 is reduced, and the service life of the current transformer body 11 is prolonged, improve the practicality, then the inside of heat dissipation room 6 is provided with dust removal filter screen 7, prevents through dust removal filter screen 7 that the dust from getting into casing 1 to cause the damage to current transformer body 11, and casing 1 is back style of calligraphy setting, has made things convenient for the installation of electric wire.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The low-voltage current transformer comprises a shell (1) and is characterized in that a fixed block (2) is fixedly mounted on one side of the shell (1), a connecting shaft (12) is arranged inside the fixed block (2), two ends of the connecting shaft (12) are fixedly connected with the fixed block (2), a fixed belt (3) is sleeved on the circumferential side wall of the connecting shaft (12), a buckle (5) is fixedly mounted on one side of the fixed belt (3), the buckle (5) is symmetrically distributed along the central axis of the fixed belt (3), a clamping groove (4) is fixedly mounted on one side of the fixed belt (3), the clamping groove (4) is symmetrically arranged along the central axis of the fixed belt (3), the clamping groove (4) is matched with the buckle (5), the clamping groove (4) is uniformly distributed along the length direction of the fixed belt (3), and a stabilizing block (13) is fixedly mounted at the bottom end of the shell (1), the inside of steady piece (13) is cavity setting, the one end fixed mounting that buckle (5) were kept away from in fixed band (3) has stopper (14).
2. The low-voltage current transformer of claim 1, wherein a heat dissipation chamber (6) is fixedly mounted on one side of the casing (1), the heat dissipation chamber (6) is symmetrically arranged around the central axis of the casing (1), an exhaust fan (8) is fixedly mounted inside the heat dissipation chamber (6), an exhaust hole (9) is formed in one side of the casing (1) close to the heat dissipation chamber (6), the exhaust hole (9) penetrates through the casing (1) and extends to the inside of the casing (1), and the exhaust hole (9) is matched with the heat dissipation chamber (6).
3. The low-voltage current transformer according to claim 2, characterized in that a dust removal filter screen (7) is fixedly mounted on the circumferential inner wall of the heat dissipation chamber (6).
4. The low-voltage current transformer according to claim 1, characterized in that a mounting plate (10) is fixedly mounted inside the casing (1), the mounting plate (10) is symmetrically arranged with respect to the central axis of the casing (1), and a current transformer body (11) is fixedly mounted on one side of the mounting plate (10).
5. The low-voltage current transformer according to claim 1, characterized in that the housing (1) is in a shape of a Chinese character 'hui', and an electric wire installation groove is arranged in the middle of the housing (1).
6. The low-voltage current transformer according to claim 1, wherein a clamping block (15) is fixedly installed at one end of the limiting block (14) far away from the fixing band (3), and the clamping block (15) is matched with the stabilizing block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795113.2U CN212542168U (en) | 2020-08-25 | 2020-08-25 | Low-voltage current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795113.2U CN212542168U (en) | 2020-08-25 | 2020-08-25 | Low-voltage current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212542168U true CN212542168U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021795113.2U Active CN212542168U (en) | 2020-08-25 | 2020-08-25 | Low-voltage current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212542168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117452037A (en) * | 2023-12-25 | 2024-01-26 | 南京中旭电子科技有限公司 | Detachable Hall current sensor |
-
2020
- 2020-08-25 CN CN202021795113.2U patent/CN212542168U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117452037A (en) * | 2023-12-25 | 2024-01-26 | 南京中旭电子科技有限公司 | Detachable Hall current sensor |
| CN117452037B (en) * | 2023-12-25 | 2024-03-15 | 南京中旭电子科技有限公司 | Detachable Hall current sensor |
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