CN218414143U - Outdoor portable current transformer - Google Patents
Outdoor portable current transformer Download PDFInfo
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- CN218414143U CN218414143U CN202221922079.XU CN202221922079U CN218414143U CN 218414143 U CN218414143 U CN 218414143U CN 202221922079 U CN202221922079 U CN 202221922079U CN 218414143 U CN218414143 U CN 218414143U
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- lower shell
- shell
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- upper shell
- current transformer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses an outdoor portable current transformer, which comprises an upper shell and a lower shell; one side of the upper shell is hinged with one side of the lower shell, a fixing component is arranged between the other side of the upper shell and the other side of the lower shell, the fixing component comprises a fixing block arranged at the upper end of the side surface of the lower shell, an L-shaped cover plate capable of covering the fixing block is arranged at the lower end of the side surface of the upper shell, a through hole is formed in the cover plate and lower than the fixing block, a limiting rod capable of limiting the fixing block is arranged in the through hole in a sliding mode, a handle is arranged on one end of the limiting rod in a mode of extending out of the cover plate, and a spring is arranged between the handle and the cover plate and located on the outer side of the limiting rod; a sealing component is arranged between the upper shell and the lower shell; a cable fixing component is arranged between the upper shell and the lower shell and positioned on the front side and the rear side; a base is arranged below the lower shell, and a damping and buffering component is arranged between the lower shell and the base. The utility model discloses be convenient for use in the open air, leakproofness and shock resistance are strong.
Description
Technical Field
The utility model relates to a mutual-inductor technical field specifically indicates an it is outdoor with portable current transformer.
Background
The current transformer is a small-sized current transformer, changes large current in a circuit into small current for measurement and metering, is suitable for monitoring current and metering an electric meter, and can also provide a working power supply for relay protection, such as a thermal relay and the like. Besides the function above needs to be realized, the current transformer used outdoors still needs to have the ability of resisting external vibration, the cable can produce and rock when receiving external force when the current transformer used outdoors currently, influence electromagnetic induction, thereby influence the accuracy of current data, and because the current transformer who has now is mostly the card formula, there is the gap when articulated, make outside moisture and dust get into easily, influence the operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the cable can shake when the existing outdoor mutual inductor is subjected to external force, which affects the electromagnetic induction; most of the existing current transformers are of a clamping type, gaps exist when the current transformers are hinged, and the current transformers are easy to cause the problem that external moisture and dust enter.
In order to solve the technical problem, the utility model provides a technical scheme does: a portable outdoor current transformer comprises an upper shell and a lower shell; one side of the upper shell is hinged to one side of the lower shell, a fixing assembly is arranged between the other side of the upper shell and the other side of the lower shell, the fixing assembly comprises a fixing block arranged at the upper end of the side face of the lower shell, an L-shaped cover plate capable of covering the fixing block is arranged at the lower end of the side face of the upper shell, a through hole is formed in the cover plate and lower than the fixing block, a limiting rod capable of limiting the fixing block is arranged in the through hole in a sliding mode, a handle is arranged on one end of the limiting rod in a mode of extending out of the cover plate, and a spring is arranged between the handle and the cover plate and located on the outer side of the limiting rod; a sealing assembly is arranged between the upper shell and the lower shell, the sealing assembly comprises convex ridges symmetrically arranged on the upper surface of the lower shell, and grooves capable of containing the convex ridges are arranged below the upper shell; a cable fixing component is arranged between the upper shell and the lower shell and positioned on the front side and the rear side, the cable fixing component comprises cable holes with semicircular sections, which are arranged on the opposite sides of the upper shell and the lower shell, arc-shaped supporting plates are arranged on the lower shell and positioned outside the cable holes, and arc-shaped extrusion plates are arranged on the upper shell and positioned outside the cable holes in a sliding manner; a water baffle is arranged on the outer side of the upper shell and higher than the extrusion plate, a threaded hole is formed in the water baffle, a threaded rod is connected with the threaded hole in a threaded manner, and the lower end of the threaded rod is rotatably connected with the extrusion plate; the shock absorption and buffering device is characterized in that a base is arranged below the lower shell, and a shock absorption and buffering assembly is arranged between the lower shell and the base.
Compared with the prior art, the utility model the advantage lie in: the outdoor rain-proof cover can shield rain and improve the sealing property when used outdoors, and prevents external moisture from entering; the hinge joint is opened and closed, and the opening and closing position is more convenient to operate; the cable can be fixed, so that the cable is prevented from shaking to influence current measurement; be equipped with can the absorbing base, avoid damaging because external force vibrations when outdoor use.
As an improvement, the inner top surfaces of the grooves are provided with sealing gaskets.
As an improvement, the lower ends of the extrusion plates are respectively provided with a sliding block, and the upper shell is provided with a limiting sliding groove which can be in sliding connection with the sliding block.
As an improvement, the damping and buffering assembly comprises a sliding rod arranged at the lower end in the lower shell, sliding blocks are arranged on the sliding rod and close to two ends of the sliding rod in a sliding mode, and springs II are arranged between the sliding blocks and the lower shell and positioned on the outer sides of the sliding rods; the middle end above the base is provided with a support, symmetrical support arms are hinged on the support, and the upper ends of the support arms are hinged with corresponding sliding blocks respectively.
As an improvement, telescopic columns are arranged between the lower shell and the base and positioned at four corners.
As an improvement, the upper end of the threaded rod extends out of the water baffle and is provided with a rotating button.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
As shown in the figure: 1. an upper shell, 2, a lower shell, 3, a cover plate, 4, a fixing block, 5, a through hole, 6, a limiting rod, 7, a handle, 8, a spring, 9, a convex ridge, 10, a groove, 11, a sealing gasket, 12, a cable hole, 13 and a supporting plate, 14, a squeezing plate, 15, a limiting sliding groove, 16, a water baffle, 17, a threaded rod, 18, a base, 19, a sliding rod, 20, a sliding block, 21, a second spring, 22, a support, 23, a support arm, 24, a telescopic column, 25 and a rotating button.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to all the figures, the portable outdoor current transformer comprises an upper shell 1 and a lower shell 2; one side of the upper shell 1 is hinged to one side of the lower shell 2, a fixing component is arranged between the other side of the upper shell 1 and the other side of the lower shell 2, the fixing component comprises a fixing block 4 arranged at the upper end of the side face of the lower shell 2, an L-shaped cover plate 3 capable of covering the fixing block 4 is arranged at the lower end of the side face of the upper shell 1, a through hole 5 is formed in the cover plate 3 and lower than the fixing block 4, a limiting rod 6 capable of limiting the fixing block 4 is arranged in the through hole 5 in a sliding mode, a handle 7 is arranged at one end of the limiting rod 6, extends out of the cover plate 3, and a spring 8 is arranged between the handle 7 and the cover plate 3 and located on the outer side of the limiting rod 6; a sealing assembly is arranged between the upper shell 1 and the lower shell 2, the sealing assembly comprises convex ridges 9 symmetrically arranged on the upper surface of the lower shell 2, and grooves 10 capable of containing the convex ridges 9 are arranged below the upper shell 1; a cable fixing component is arranged between the upper shell 1 and the lower shell 2 and positioned on the front side and the rear side, the cable fixing component comprises cable holes 12 with semicircular cross sections, which are formed in the opposite sides of the upper shell 1 and the lower shell 2, arc-shaped supporting plates 13 are arranged on the lower shell 2 and positioned outside the cable holes 12, arc-shaped extrusion plates 14 are arranged on the upper shell 1 and positioned outside the cable holes 12 in a sliding manner, and the supporting plates 13 and the extrusion plates 14 are both arc-shaped and can better clamp and fix cylindrical cables; a water baffle 16 is arranged on the outer side of the upper shell 1 and higher than the extrusion plate 14, the water baffle 16 can resist a part of rainwater, a threaded hole is formed in the water baffle 16, a threaded rod 17 is connected with the threaded hole in a threaded manner, and the lower end of the threaded rod 17 is rotatably connected with the extrusion plate 14; a base 18 is arranged below the lower shell 2, and a damping and buffering component is arranged between the lower shell 2 and the base 18.
And sealing gaskets 11 are arranged on the inner top surfaces of the grooves 10, so that the sealing property is improved.
The lower end of the extrusion plate 14 is provided with a sliding block, the upper shell 1 is provided with a limiting sliding groove 15 which can be connected with the sliding block in a sliding manner, and the sliding block and the limiting sliding groove 15 can limit the extrusion plate 14 when moving up and down.
The damping and buffering assembly comprises a sliding rod 19 arranged at the inner lower end of the lower shell 2, sliding blocks 20 are arranged on the sliding rod 19 and close to two ends of the sliding rod in a sliding mode, and springs II 21 are arranged between the sliding blocks 20 and the lower shell 2 and located on the outer side of the sliding rod 19; the middle end of the upper surface of the base 18 is provided with a support 22, the support 22 is hinged with symmetrical support arms 23, and the upper ends of the support arms 23 are hinged with the corresponding sliding blocks 20 respectively.
And telescopic columns 24 are arranged between the lower shell 2 and the base 18 and positioned at four corners, so that auxiliary support can be provided on the premise of not influencing the work of the damping and buffering component.
The upper end of the threaded rod 17 extends out of the water baffle 16 to be provided with a rotating button 25, so that the threaded rod 17 can be conveniently rotated.
The utility model discloses a theory of operation: when the cable is used, the hinged upper shell 1 and the hinged lower shell 2 are opened, a cable is placed in the cable hole 12, then the upper shell 1 and the lower shell 2 are closed, the convex ridge 9 on the lower shell 2 enters the groove 10, and besides the positioning function, the convex ridge 9, the groove 10 and the sealing gasket 11 in the groove 10 can play a sealing function to prevent external water vapor from entering; before the upper shell 1 and the lower shell 2 are twisted, the limiting rod 6 is pulled outwards through the handle 7 until the end part of the limiting rod 6 enters the through hole 5, at the moment, the spring 8 is stretched, after the upper shell 1 and the lower shell 2 are twisted, the cover plate 3 can cover the fixing block 4, at the moment, the handle 7 is loosened, the spring 8 is reset, the limiting rod 6 is driven to pop out from the through hole 5, the fixing block 4 is limited, and therefore the upper shell 1 and the lower shell 2 are fixed; the rotating button 25 is rotated, so that the threaded rod 17 rotates, the extrusion plate 14 is driven to move downwards until the cable is pressed tightly, and the cable is prevented from shaking, and in the process, because the threaded rod 17 is rotatably connected with the extrusion plate 14, the extrusion plate 14 cannot rotate along with the threaded rod 17, but does up-and-down motion under the limiting of the sliding block and the limiting sliding groove 15; when the outdoor vibration damping device is used outdoors, if the base 18 vibrates due to external force, the support arm 23 hinged with the base 18 drives the sliding block 20 to move on the sliding rod 19, and a part of force is counteracted under the buffering of the second spring 21, so that the influence of the vibration of the base 18 on the lower shell 2 and the upper shell 1 is reduced, and the vibration damping performance of the base is improved; the utility model discloses simple structure uses convenient operation, can carry to the outwork.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.
Claims (6)
1. A portable outdoor current transformer comprises an upper shell (1) and a lower shell (2); the method is characterized in that: the improved structure of the electric shock absorber is characterized in that one side of the upper shell (1) is hinged to one side of the lower shell (2), a fixing component is arranged between the other side of the upper shell (1) and the other side of the lower shell (2), the fixing component comprises a fixing block (4) arranged at the upper end of the side of the lower shell (2), an L-shaped cover plate (3) capable of covering the fixing block (4) is arranged at the lower end of the side of the upper shell (1), a through hole (5) is formed in the cover plate (3) and lower than the fixing block (4), a limiting rod (6) capable of limiting the fixing block (4) is arranged in the through hole (5) in a sliding mode, a handle (7) is arranged on one end of the limiting rod (6) in a mode of extending out of the cover plate (3), and a spring (8) is arranged between the handle (7) and the cover plate (3) and located on the outer side of the limiting rod (6); a sealing assembly is arranged between the upper shell (1) and the lower shell (2), the sealing assembly comprises convex ridges (9) symmetrically arranged on the upper surface of the lower shell (2), and grooves (10) capable of containing the convex ridges (9) are arranged below the upper shell (1); a cable fixing component is arranged between the upper shell (1) and the lower shell (2) and positioned on the front side and the rear side, the cable fixing component comprises cable holes (12) with semicircular sections, which are formed in the opposite sides of the upper shell (1) and the lower shell (2), arc-shaped supporting plates (13) are arranged on the lower shell (2) and positioned on the outer sides of the cable holes (12), and arc-shaped extrusion plates (14) are arranged on the upper shell (1) and positioned on the outer sides of the cable holes (12) in a sliding manner; a water baffle (16) is arranged on the outer side of the upper shell (1) and higher than the extrusion plate (14), a threaded hole is formed in the water baffle (16), a threaded rod (17) is connected with the threaded hole in a threaded manner, and the lower end of the threaded rod (17) is rotatably connected with the extrusion plate (14); a base (18) is arranged below the lower shell (2), and a damping and buffering component is arranged between the lower shell (2) and the base (18).
2. An outdoor portable current transformer according to claim 1, characterized in that: and sealing gaskets (11) are arranged on the inner top surfaces of the grooves (10).
3. An outdoor portable current transformer according to claim 1, characterized in that: the lower end of the extrusion plate (14) is provided with a sliding block, and the upper shell (1) is provided with a limiting sliding groove (15) which can be in sliding connection with the sliding block.
4. An outdoor portable current transformer according to claim 1, characterized in that: the damping and buffering assembly comprises a sliding rod (19) arranged at the inner lower end of the lower shell (2), sliding blocks (20) are arranged on the sliding rod (19) in a sliding mode and close to the two ends of the sliding rod, and springs (21) are arranged between the sliding blocks (20) and the lower shell (2) and located on the outer sides of the sliding rod (19); the support is characterized in that a support seat (22) is arranged at the middle end of the upper surface of the base (18), symmetrical support arms (23) are hinged to the support seat (22), and the upper ends of the support arms (23) are hinged to corresponding sliding blocks (20).
5. An outdoor portable current transformer according to claim 1, characterized in that: and telescopic columns (24) are arranged between the lower shell (2) and the base (18) and positioned at four corners.
6. An outdoor portable current transformer according to claim 1, characterized in that: the upper end of the threaded rod (17) extends out of the water baffle (16) and is provided with a rotating button (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221922079.XU CN218414143U (en) | 2022-07-25 | 2022-07-25 | Outdoor portable current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221922079.XU CN218414143U (en) | 2022-07-25 | 2022-07-25 | Outdoor portable current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218414143U true CN218414143U (en) | 2023-01-31 |
Family
ID=85014767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221922079.XU Active CN218414143U (en) | 2022-07-25 | 2022-07-25 | Outdoor portable current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218414143U (en) |
-
2022
- 2022-07-25 CN CN202221922079.XU patent/CN218414143U/en active Active
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