CN215496274U - Current transformer mounting structure assembly and electrical cabinet - Google Patents
Current transformer mounting structure assembly and electrical cabinet Download PDFInfo
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- CN215496274U CN215496274U CN202121654208.7U CN202121654208U CN215496274U CN 215496274 U CN215496274 U CN 215496274U CN 202121654208 U CN202121654208 U CN 202121654208U CN 215496274 U CN215496274 U CN 215496274U
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- current transformer
- copper bar
- structural member
- mounting structure
- structure assembly
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Abstract
The utility model discloses a current transformer mounting structure assembly which is used for fixedly mounting a current transformer on a copper bar and comprises a first structural member and a second structural member, wherein the second structural member covers the first structural member in a buckling manner to form a cavity for accommodating the current transformer; the first structural member comprises a bottom plate, and a first copper bar opening which extends from the front part to the central position and corresponds to the copper bar is formed in the bottom plate; the second structural part comprises a top plate, and a second copper bar opening which extends from the rear part to the central position and corresponds to the copper bar is formed in the top plate. This current transformer mounting structure subassembly can carry out one or more current transformer's fixed, makes current transformer's installation simple, firm, easy to maintain.
Description
Technical Field
The utility model belongs to the technical field of current transformers, and particularly relates to a current transformer mounting structure assembly and an electrical cabinet.
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. In a high-current electrical cabinet, when the current of a cable or a current-carrying copper bar needs to be accurately measured, a current transformer is often used.
Because the current that the copper bar passed through in the regulator cubicle is big, the copper bar is generally the type selection also bigger, and the current transformer size of correspondingly selecting is also bigger. Although the current transformer also has a mounting structural member, the mounting structure of the current transformer cannot meet the actual requirement. The installation position of the current transformer is generally positioned in the middle of the main power current-carrying copper bar, so that the installation of the current transformer becomes more complicated. In addition, some customers require to install a plurality of current transformers at the same position, and the general fixing mode cannot solve the problem of installation and fixation of the current transformers.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a current transformer mounting structure assembly capable of flexibly mounting a single or a plurality of current transformers and an electrical cabinet provided with the current transformer mounting structure assembly.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows:
a current transformer mounting structure assembly is used for fixedly mounting a current transformer on a copper bar and comprises a first structural member and a second structural member, wherein the second structural member covers the first structural member in a buckling manner to form a cavity for accommodating the current transformer; the first structural member comprises a bottom plate, and a first copper bar opening which extends from the front part to the central position and corresponds to the copper bar is formed in the bottom plate; the second structural part comprises a top plate, and a second copper bar opening which extends from the rear part to the central position and corresponds to the copper bar is formed in the top plate.
Further, after the first structural member and the second structural member are buckled, the overlapping part of the first copper bar opening and the second copper bar opening forms a copper bar mounting opening, and the copper bar mounting opening is matched with the cross section of the copper bar.
Further, the first structural member further comprises two oppositely arranged side plates, and the side plates extend upwards from the bottom plate.
Furthermore, the middle part of the side plate is provided with a wire binding hole.
Furthermore, a first fixed folding edge is arranged at the rear part of the side plate.
Further, a second fixed folding edge is arranged at the front part of the side plate.
Further, the second structural member further includes a front panel extending downwardly from the top panel.
Further, the rear part of the top plate is provided with a connecting bulge.
The utility model provides an electrical cabinet, includes rack casing, current transformer, copper bar and foretell current transformer mounting structure subassembly, copper bar and current transformer mounting structure subassembly with rack casing is fixed, the current transformer cover is established on the copper bar, current transformer mounting structure subassembly covers and establishes on the current transformer.
Furthermore, a second mounting hole is formed in the cabinet shell and is matched with the connecting protrusion at the rear part of the top plate.
The utility model has the beneficial effects that:
this current transformer mounting structure subassembly can carry out one or more current transformer's fixed, makes current transformer's installation simple, firm, easy to maintain.
Drawings
FIG. 1 is a perspective view of a first structural member of the present invention in a preferred embodiment;
FIG. 2 is an assembled schematic view of the current transformer mounting structure assembly of the present invention in a preferred embodiment;
fig. 3 is a schematic perspective view of an angle of the electrical cabinet of the present invention in a preferred embodiment;
fig. 4 is a schematic partial perspective view of another angle of the electrical cabinet of the present invention in a preferred embodiment.
The reference numerals include:
100-current transformer mounting structure assembly 110-first structural member
111-first fixed folding edge 112-bottom plate 113-side plate
114-second fixed folding edge 115-binding hole 116-first copper bar opening
120-second structural member 121-top plate 122-front plate
123-second copper bar opening 124-connecting bulge 125-wire outlet hole
130-fastener 140-copper bar mounting port 200-current transformer
300-copper bar 400-cabinet shell 410-second mounting hole
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1 and fig. 2, the current transformer mounting structure assembly 100 is used for fixedly mounting one or more current transformers 200 on a copper bar 300 according to a preferred embodiment of the present invention. The current transformer mounting structure assembly 100 mainly comprises a first structural member 110 and a second structural member 120, wherein the second structural member 120 covers the first structural member 110 in a buckling mode to form a box-shaped cavity for accommodating the current transformer 200. The height of this box-like cavity suits with the height after a plurality of current transformer 200 coincide, can hold into this box-like cavity after a plurality of current transformer 200 coincide.
The first structural member 110 includes a bottom plate 112, and the bottom plate 112 is provided with a first copper bar opening 116 extending from the front to the center and corresponding to the copper bar 300; the second structure member 120 includes a top plate 121, and the top plate 121 is provided with a second copper bar opening 123 extending from the rear portion to the central position and corresponding to the copper bar 300. After the first structural member 110 and the second structural member 120 are buckled, the overlapping portion of the first copper bar opening 116 and the second copper bar opening 123 forms a closed copper bar mounting opening 140, the copper bar mounting opening 140 is adapted to the cross section of the copper bar 300, and the copper bar mounting opening 140 can limit the movement of the copper bar 300 on the horizontal plane.
The current transformer mounting structure assembly 100 can fix one or more current transformers 200, so that the current transformers 200 are simple and firm to mount and easy to maintain. The above components are described in further detail below.
Specifically, as shown in fig. 1, the first structural member 110 includes a first fixing flange 111, a bottom plate 112, a side plate 113, and a second fixing flange 114.
The bottom plate 112 is used for supporting the current transformer 200 and limiting the downward movement of the current transformer 200. The bottom plate 112 is provided with a first copper bar opening 116 extending from the front to the center. The copper bar 300 is inserted into the bottom plate 112 through the first copper bar opening 116.
The number of the side plates 113 is two, and the two side plates 113 are oppositely arranged and parallel to each other. The side plate 113 extends upward from the bottom plate 112, so that the entire first structural member 110 is in a concave shape as a whole.
In a preferred embodiment of the present application, a wire binding hole 115 is formed in the middle of the side plate 113. In the present embodiment, the height of the side plate 113 is higher, and accordingly the height of the box-shaped cavity is also higher, so that the current transformer mounting structure assembly 100 can mount a plurality of current transformers 200, and if only one current transformer 200 is required for the system, as shown in fig. 4, the current transformer 200 can be bound to the first structural member 110 by the binding tape through the binding hole 115, and also a single current transformer 200 can be fixed relatively firmly.
The rear portion of the side plate 113 is provided with a first fixed folding edge 111, and preferably, the first fixed folding edge 111 is integrally formed with the side plate 113. In this embodiment, the first structural member 110 may be fixed to the cabinet housing 400 by the fastening member 130 and a mounting hole (not numbered) formed on the first fixing flange 111. The front portion of the side plate 113 is provided with a second fixed flap 114, and preferably, the second fixed flap 114 is integrally formed with the side plate 113. In this embodiment, the first structural member 110 and the second structural member 120 can be fixed together by the fastener 130 and the mounting hole (not numbered) formed on the second fixing flange 114.
As shown in fig. 2, the second structural member 120 includes a top plate 121 and a front plate 122.
Wherein the top plate 121 serves to restrict the upward movement of the current transformer 200. The top plate 121 is provided with a second copper bar opening 123 extending from the rear portion to the central position and corresponding to the copper bar 300. The copper bar 300 is arranged in the top plate 121 through the second copper bar opening 123. The front plate 122 extends downward from the top plate 121 to the bottom plate 112 of the first structural member 110. Preferably, the front plate 122 is left with a secondary cable detection outlet 125 for cable connection.
The rear portion of the top plate 121 is provided with a coupling protrusion 124. The cabinet housing 400 is provided with a second mounting hole 410, and the second mounting hole 410 is adapted to the connecting protrusion 124 at the rear of the top plate 121. The connecting protrusion 124 passes through the second mounting hole 410, and the second structural member 120 and the cabinet housing 400 can be fixed.
Preferably, the buffer material made of EPDM is attached to the surfaces of the first structural member 110 and the second structural member 120, which are in contact with the current transformer 200. The box-like cavity formed by the first structural member 110 and the second structural member 120 can firmly fix the current transformer 200 therein.
Example 2
As shown in fig. 3 and 4, in this embodiment, the electrical cabinet includes a cabinet housing 400 (fig. 3 and 4 are portions of the cabinet housing 400), a current transformer 200, a copper busbar 300, and a current transformer mounting structure assembly 100. Of course, it can be understood that the electrical cabinet further includes other components, which are not related to the present application and therefore not described herein in detail. In this application, copper bar 300 and current transformer mounting structure subassembly 100 with cabinet casing 400 is fixed, current transformer 200 cover is established on copper bar 300, current transformer mounting structure subassembly 100 covers and establishes on the current transformer 200.
The cabinet housing 400 is provided with a second mounting hole 410, and the second mounting hole 410 is adapted to the connecting protrusion 124 at the rear of the top plate 121.
When the current transformer 200 is installed, as shown in fig. 1, the first structural member 110 is fixed to the cabinet housing 400 by a fastening member 130 such as a bolt; as shown in fig. 2, the copper bar 300 is installed into the first structural member 110 from the first copper bar opening 116, after the copper bar 300 is installed and fixed, the current transformer 200 can be sleeved into the copper bar 300 and placed on the first structural member 110, and then the second structural member 120 is clamped on the copper bar 300 through the second copper bar opening 123; finally, as shown in fig. 3 and 4, the connecting protrusion 124 of the second structural member 120 is inserted through the second mounting hole 410 of the cabinet housing 400, the second structural member 120 is pushed downward and rearward, and the first structural member 110 and the second structural member 120 are connected together by the fastening member 130 such as a fastening bolt.
When maintenance of the current transformer 200 is required, the current transformer 200 can be taken out from the box-shaped cavity formed by the first structural member 110 and the second structural member 120 only by loosening the fastening member 130 such as the fastening bolt on the second structural member 120.
The embodiment solves the installation problem of a single or a plurality of current transformers 200 passing through the large-current copper bar 300 in the electrical cabinet.
The foregoing is only a preferred embodiment of the present invention, and many variations in the detailed description and the application range can be made by those skilled in the art without departing from the spirit of the present invention, and all changes that fall within the protective scope of the utility model are therefore considered to be within the scope of the utility model.
Claims (10)
1. A current transformer mounting structure assembly is used for fixedly mounting a current transformer (200) on a copper bar (300), and is characterized by comprising a first structural member (110) and a second structural member (120), wherein the second structural member (120) covers the first structural member (110) in a buckling manner to form a cavity for accommodating the current transformer (200); the first structural member (110) comprises a bottom plate (112), and a first copper bar opening (116) which extends from the front part to the central position and corresponds to the copper bar (300) is formed in the bottom plate (112); the second structural part (120) comprises a top plate (121), and a second copper bar opening (123) which extends from the rear part to the central position and corresponds to the copper bar (300) is formed in the top plate (121).
2. The current transformer mounting structure assembly according to claim 1, wherein after the first structural member (110) and the second structural member (120) are fastened, the overlapping portion of the first copper bar opening (116) and the second copper bar opening (123) forms a copper bar mounting opening (140), and the copper bar mounting opening (140) is adapted to the cross section of the copper bar (300).
3. The current transformer mounting arrangement according to claim 1 or 2, wherein the first structural member (110) further comprises two oppositely disposed side plates (113), the side plates (113) extending upwardly from the base plate (112).
4. The current transformer mounting structure assembly according to claim 3, wherein a wire hole (115) is formed in the middle of the side plate (113).
5. The current transformer mounting structure assembly according to claim 3, wherein the rear portion of the side plate (113) is provided with a first fixing flange (111).
6. The current transformer mounting structure assembly according to claim 3, wherein the front portion of the side plate (113) is provided with a second fixing flange (114).
7. The current transformer mounting structure assembly according to claim 1 or 2, wherein the second structural member (120) further comprises a front plate (122), the front plate (122) extending downward from the top plate (121).
8. The current transformer mounting structure assembly according to claim 1 or 2, wherein a rear portion of the top plate (121) is provided with a coupling projection (124).
9. The electrical cabinet is characterized by comprising a cabinet shell (400), a current transformer (200), a copper bar (300) and the current transformer mounting structure assembly (100) as claimed in any one of claims 1 to 8, wherein the copper bar (300) and the current transformer mounting structure assembly (100) are fixed with the cabinet shell (400), the current transformer (200) is sleeved on the copper bar (300), and the current transformer mounting structure assembly (100) is covered on the current transformer (200).
10. The electrical cabinet according to claim 9, wherein the cabinet housing (400) defines a second mounting hole (410), and the second mounting hole (410) is adapted to the connecting protrusion (124) at the rear of the top plate (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121654208.7U CN215496274U (en) | 2021-07-20 | 2021-07-20 | Current transformer mounting structure assembly and electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121654208.7U CN215496274U (en) | 2021-07-20 | 2021-07-20 | Current transformer mounting structure assembly and electrical cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215496274U true CN215496274U (en) | 2022-01-11 |
Family
ID=79728184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121654208.7U Active CN215496274U (en) | 2021-07-20 | 2021-07-20 | Current transformer mounting structure assembly and electrical cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215496274U (en) |
-
2021
- 2021-07-20 CN CN202121654208.7U patent/CN215496274U/en active Active
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