CN216435651U - Circular open-close type high-precision mutual inductor - Google Patents
Circular open-close type high-precision mutual inductor Download PDFInfo
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- CN216435651U CN216435651U CN202121861933.1U CN202121861933U CN216435651U CN 216435651 U CN216435651 U CN 216435651U CN 202121861933 U CN202121861933 U CN 202121861933U CN 216435651 U CN216435651 U CN 216435651U
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Abstract
The utility model discloses a circular opening-closing type high-precision mutual inductor which comprises a main body, a first fixing block and a second fixing block, wherein the main body comprises a first shell and a second shell which is rotatably connected to one end of the first shell; the transmission element comprises an iron core and a protective shell sleeved outside the iron core, the transmission element is arranged in the main body, the transmission element is sleeved on the electric wire and then closed after the first shell and the second shell are opened, meanwhile, the two iron cores arranged in the inner cavities of the first shell and the second shell are magnetically attracted together to fix the closed state of the first shell and the second shell, and then the rubber wire is wound on the electric wire, the first fixed block and the second fixed block in a crossed mode to fix the mutual inductor on the electric wire.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a circular open-close type high-precision transformer.
Background
The transformer is also called instrument transformer, is a general name of a current transformer and a voltage transformer, can change high voltage into low voltage and change large current into small current, and is used for measuring or protecting a system. Traditional mutual-inductor need have a power failure and need fix on other objects when installing in earlier stage, passes the circular telegram with the cable from the mutual-inductor after the mutual-inductor is installed, and serious extravagant mutual-inductor installation time more has the potential safety hazard, consequently, has designed a circular open-close type high accuracy mutual-inductor.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.
The present invention has been made in view of the above-mentioned problems of the conventional transformers.
Therefore, the utility model aims to provide a circular open-close type high-precision mutual inductor, and aims to ensure that a mutual inductor group can be directly fixed on a wire, is not required to be fixed on other objects and then sleeved on the wire in a time-consuming and labor-consuming manner, reduces the labor intensity and improves the labor efficiency.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a circular open-close type high accuracy mutual-inductor which characterized in that: the device comprises a main body, a first fixing block and a second fixing block, wherein the main body comprises a first shell and a second shell which is rotatably connected to one end of the first shell;
the conduction element comprises an iron core and a protective shell sleeved on the outer side of the iron core, and the conduction element is arranged in the main body.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: the first shell is hinged to one end of the second shell, the first shell and the second shell are closed into a ring, a first cover plate is arranged on the side end face, far away from the first fixed block, of the first shell, and a second cover plate is arranged on the side end face, far away from the second fixed block, of the second shell.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: two ends of the first cover plate are provided with first clamping blocks, two ends of the second cover plate are provided with second clamping blocks, the first clamping blocks can be clamped on the first shell, and the second clamping blocks can be clamped on the second shell.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: the first cover plate is further provided with a third fixing block, and the second cover plate is further provided with a fourth fixing block.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: the first protrusion is arranged on the side wall of one end of the first shell, the third fixing block is arranged on the side wall of one end of the second shell, and the third fixing block is clamped with the first protrusion.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: the third fixed block is kept away from the one end of second shell has been seted up and has been led to the groove, first arch is kept away from the one end of first shell is provided with the chamfer, lead to the groove and can block on first arch.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: and a second bulge is arranged on the side wall of the second shell, and a signal wire is arranged in the second bulge.
As a preferable scheme of the circular opening and closing type high-precision transformer of the present invention, wherein: and the inner cavities of the first shell and the second shell are respectively provided with a conducting element, and the two conducting elements are closed into a ring shape.
The utility model has the beneficial effects that: the utility model discloses a circular open-close type high-precision mutual inductor, wherein a first shell and a second shell on a main body can be opened and closed, the first shell and the second shell are sleeved on a wire after the first shell and the second shell are opened, meanwhile, two iron cores arranged in inner cavities of the first shell and the second shell are magnetically attracted together to fix the closed state of the first shell and the second shell, and a rubber wire is used for winding the first shell and the second shell on the wire in a crossed manner to fix the mutual inductor on the wire.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic diagram of the overall structure of the circular opening-closing type high-precision transformer.
Fig. 2 is an exploded view of the circular opening and closing type high-precision transformer of the present invention.
Fig. 3 is a schematic diagram of the working state of the circular open-close type high-precision transformer.
In the figure: the conductive type magnetic coupling device comprises a main body 100, a first housing 101, a second housing 102, a first fixing block 101a, a second fixing block 102a, a conductive element 200, an iron core 201, a protective shell 202, a first cover plate 103, a second cover plate 104, a first latch 103a, a second latch 104a, a third fixing block 103b, a fourth fixing block 104b, a first protrusion 101b, a fifth fixing block 102b, a through groove 102c, a chamfer 101c, a second protrusion 102d and a signal wire 300.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Furthermore, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Referring to fig. 1 to 3, in an embodiment of the present invention, a circular opening and closing type high precision transformer is provided, which includes a main body 100 and a conductive element 200 disposed in the main body 100.
The main body 100 includes a first housing 101 and a second housing 102 rotatably coupled to one end of the first housing 101.
The conducting element 200 includes a core 201 and a sheath 202 covering the core 201, and the conducting element 200 is disposed inside the main body 100.
The inner cavities of the first casing 101 and the second casing 102 are provided with conductive elements 200, and when the first casing 101 and the second casing 102 are closed, the two conductive elements 200 are driven to be closed into a ring shape.
The first shell 101 and the second shell 102 are made of epoxy resin, one end of the first shell 101 is hinged to one end of the second shell 102, the first shell 101 and the second shell 102 are closed into a ring shape, two first fixing blocks 101a are symmetrically arranged on the outer surface of the first shell 101, two second fixing blocks 102a are symmetrically arranged on the outer surface of the second shell 102, the mutual inductor can be directly sleeved on a power line after the first shell 101 and the second shell 102 are opened in the main body 100, the mutual inductor does not need to be fixed on other objects, and the quick installation and disassembly can be rapidly carried out in a state without power failure or power failure due to the simple and convenient operation.
A first cover plate 103 is arranged on the side end surface of the first housing 101 far away from the first fixing block 101a, a second cover plate 104 is arranged on the side end surface of the second housing 102 far away from the second fixing block 102a, first clamping blocks 103a are arranged on two end portions of the first cover plate 103, second clamping blocks 104a are arranged on two end portions of the second cover plate 104, the first cover plate 103 and the second cover plate 104 are covered on the first housing 101 and the second housing 102 after the iron core 201 is placed in the inner cavities of the first housing 101 and the second housing 102, the first clamping blocks 103a can be clamped on the first housing 101, and the second clamping blocks 104a can be clamped on the second housing 102, so that the iron core 201 is prevented from being damaged by friction with the inner cavity walls of the first housing 101 and the second housing 102.
The first cover plate 103 is further provided with a third fixing block 103b, the second cover plate 104 is further provided with a fourth fixing block 104b, and after the mutual inductor is sleeved on the electric wire, the mutual inductor is fixed on the electric wire by being wound on the electric wire, the first fixing block 101a, the second fixing block 102a, the third fixing block 103b and the fourth fixing block 104b in a crossed mode through rubber wires.
The side wall of one end of the first casing 101 is provided with a first protrusion 101b, one end of the first protrusion 101b, which is far away from the first casing 101, is provided with a chamfer 101c, the side wall of one end of the second casing 102 is provided with a fifth fixing block 102b, one end of the fifth fixing block 102b, which is far away from the second casing 102, is provided with a through groove 102c, when the first casing 101 and the second casing 102 are closed, the fifth fixing block 102b is driven to be clamped with the first protrusion 101b, and the chamfer 101c arranged on the first protrusion 101b can facilitate the fifth fixing block 102b to slide on the first protrusion 101b, so that the through groove 102c on the fifth fixing block 102b can be clamped on the first protrusion 101 b.
A second protrusion 102d is disposed on a sidewall of the second housing 102, and a signal line 300 is disposed in the second protrusion 102 d.
The core 201 is a magnetic material: for example, a nickel alloy iron core, a cobalt iron alloy iron core, an amorphous alloy iron core, etc., the protective shell 202 is sleeved outside the iron core 201 to protect the iron core 201, so that the iron core 201 is fixed in the inner cavities of the first shell 101 and the second shell 102, the outer side of the protective shell 202 is sleeved with a coil winding, after assembly molding, the coil winding is sealed and filled with epoxy resin, and the product is changed into a product with the same shape as the inner cavities of the first shell 101 and the second shell 102, and ultrasonic wave film pressing is formed by assembly molding.
The use process comprises the following steps: firstly, an iron core 201 is placed into a first shell 101 and a second shell 102, then a first cover plate 103 and a second cover plate 104 are respectively clamped on the first shell 101 and the second shell 102, then the first shell 101 and the second shell 102 are opened, then the first shell 101 and the second shell 102 are sleeved on a wire, then the first shell 101 and the second shell 102 are closed, at the moment, a fifth fixing block 102b slides over a first bulge 101b to enable a through groove 102c on the fifth fixing block 102b to be clamped on the first bulge 101b to fix the closed state of the first shell 101 and the second shell 102, meanwhile, two iron cores 201 arranged in inner cavities of the first shell 101 and the second shell 102 are magnetically attracted together to fix the closed state of the first shell 101 and the second shell 102, at the moment, rubber wires are wound on the wire, the first fixing block 101a, the second fixing block 102a, the third fixing block 103b and the fourth fixing block 104b in a crossed manner to fix a mutual inductor on the wire, the utility model can directly fix the mutual inductor on the electric wire, reduces the labor intensity, improves the labor efficiency, and is not required to be fixed on other objects and then sleeved on the electric wire.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a circular open-close type high accuracy mutual-inductor which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the main body (100) comprises a first shell (101) and a second shell (102) which is rotatably connected to one end of the first shell (101), wherein a first fixing block (101a) is arranged on the side end face of the first shell (101), and a second fixing block (102a) is arranged on the side end face of the second shell (102);
the conducting element (200) comprises an iron core (201) and a protective shell (202) sleeved outside the iron core (201), and the conducting element (200) is arranged inside the main body (100).
2. The circular opening-closing type high-precision transformer according to claim 1, characterized in that: the first shell (101) is hinged to one end of the second shell (102), the first shell (101) and the second shell (102) are closed into a ring, a first cover plate (103) is arranged on the side end face, away from the first fixing block (101a), of the first shell (101), and a second cover plate (104) is arranged on the side end face, away from the second fixing block (102a), of the second shell (102).
3. The circular opening-closing type high-precision transformer according to claim 2, characterized in that: two ends of the first cover plate (103) are provided with first clamping blocks (103a), two ends of the second cover plate (104) are provided with second clamping blocks (104a), the first clamping blocks (103a) can be clamped on the first shell (101), and the second clamping blocks (104a) can be clamped on the second shell (102).
4. The circular opening-closing type high-precision transformer according to claim 3, characterized in that: the first cover plate (103) is further provided with a third fixing block (103b), and the second cover plate (104) is further provided with a fourth fixing block (104 b).
5. The circular opening-closing type high-precision transformer according to claim 1, characterized in that: a first protrusion (101b) is arranged on one side wall of the first shell (101), a fifth fixing block (102b) is arranged on one side wall of the second shell (102), and the fifth fixing block (102b) is clamped with the first protrusion (101 b).
6. The circular opening-closing type high-precision transformer according to claim 5, characterized in that: a through groove (102c) is formed in one end, far away from the second shell (102), of the fifth fixing block (102b), a chamfer (101c) is formed in one end, far away from the first shell (101), of the first protrusion (101b), and the through groove (102c) can be clamped on the first protrusion (101 b).
7. The circular opening-closing type high-precision transformer according to claim 6, characterized in that: and a second bulge (102d) is arranged on the side wall of the second shell (102), and a signal wire (300) is arranged in the second bulge (102 d).
8. The circular opening-closing type high-precision transformer according to claim 1, characterized in that: the inner cavities of the first shell (101) and the second shell (102) are provided with conducting elements (200), and the two conducting elements (200) are closed into a ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121861933.1U CN216435651U (en) | 2021-08-10 | 2021-08-10 | Circular open-close type high-precision mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121861933.1U CN216435651U (en) | 2021-08-10 | 2021-08-10 | Circular open-close type high-precision mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216435651U true CN216435651U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121861933.1U Active CN216435651U (en) | 2021-08-10 | 2021-08-10 | Circular open-close type high-precision mutual inductor |
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| Country | Link |
|---|---|
| CN (1) | CN216435651U (en) |
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- 2021-08-10 CN CN202121861933.1U patent/CN216435651U/en active Active
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