CN211294905U - Multifunctional phase-change switch - Google Patents
Multifunctional phase-change switch Download PDFInfo
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- CN211294905U CN211294905U CN201921415913.4U CN201921415913U CN211294905U CN 211294905 U CN211294905 U CN 211294905U CN 201921415913 U CN201921415913 U CN 201921415913U CN 211294905 U CN211294905 U CN 211294905U
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Abstract
The utility model relates to a multifunctional phase-change switch, wherein a plastic shell is provided with a buckle structure; the number of the buckle structures is two; the two buckle structures are fixed on the square substrate in parallel in an integrated forming method; the square substrate can be fixed on the inner wall of the electric box through a screw structure; each buckle structure comprises a base body and an insertion block; the left end of the base body is fixed on the right surface of the square substrate by an integral forming method; the right end of the base body is provided with a vertical opening, an insertion opening is arranged between the two openings, and an insertion block can be inserted into the inner side of the insertion opening; the left end of the insertion block is provided with a vertical plate; the triangular elastic sheet is arranged in the cavity of the base body; two corners of the triangular spring plate are fixed on the inner wall of the insertion block, and the other corner protrudes in the cavity of the base body; when the insertion block is inserted into the cavity, the vertical plate of the insertion block passes through the other corner of the triangular spring plate to enter the left part of the cavity, so that the insertion block is fixed. This commutation switch is convenient for take out from the switch box.
Description
Technical Field
The utility model relates to a three-phase balance adjusts the field, concretely relates to multi-functional commutation switch.
Background
In urban and rural power grids in China, a three-phase four-wire power distribution mode is adopted in a large number, and due to the fact that a large number of single-phase loads, power utilization asynchronism and the like exist, when a distribution transformer is unbalanced in three-phase operation, a three-phase imbalance adjusting system is mostly adopted for solving the problem of unbalanced three-phase, and intelligent phase changing is carried out in a mode that a main controller controls a plurality of phase changing switches. In order to protect the intelligent phase-change switch, the phase-change switch is usually installed in an electrical box for fixing. There are problems in that: when the phase change switch is in fault or needs to be opened and checked, the phase change switch needs to be taken out of the electric box, so that the problem that wiring is easy to fall off due to inconvenient operation when the phase change switch is taken out is solved, and screws for fixing are easy to rust, so that inconvenience is brought to repair work.
Disclosure of Invention
1. The technical problem to be solved is as follows:
to the technical problem, the utility model provides a commutation switch adopts integrated into one piece's plastics buckle structure, and fixed with the electronic box contact is buckle structure's base member, and buckle structure's insertion portion and commutation switch are integrated into one piece. When the electronic box is taken out of the phase change switch, the electronic box can be separated by opening the phase change switch with the buckle structure.
2. The technical scheme is as follows:
the utility model provides a multi-functional phase change switch, includes plastic casing, its characterized in that: the plastic shell is provided with a buckle structure for being fixed on the inner wall of the distribution box; the number of the buckle structures is two; the two buckle structures are fixed on the square substrate in parallel in an integrated forming method; the square substrate can be fixed on the inner wall of the electrical box through a screw structure; each buckle structure comprises a base body and an insertion block; the left end of the base body is fixed on the right surface of the square substrate through an integral forming method; the right end of the base body is provided with a vertical opening, an insertion opening is formed between the two openings, and a cavity which extends horizontally and can be inserted with an insertion block is arranged on the inner side of the insertion opening; a vertical plate is arranged at the left end of the insertion block; the triangular elastic sheet is arranged in the cavity of the substrate; two corners of the triangular spring plate are fixed on the inner wall of the insertion block, and the other corner protrudes in the cavity of the base body; when the insertion block is inserted into the cavity, the vertical plate of the insertion block passes through the other corner of the triangular spring plate to enter the left part of the cavity, so that the insertion block is fixed.
Further, the device also comprises a base; the base is located the bottom of base plate, and when the commutation switch hung at the electronic box, commutation switch's bottom plate and base contact.
Further, the insertion block is provided with a locking part; when the insert block is inserted into the body to a predetermined depth, the locking portion contacts the opening of the body, preventing the insertion of the insert portion.
Further, the insertion block is fixed on the upper surface of the shell of the phase change switch through an integral molding method.
3. Has the advantages that:
the utility model provides a multi-functional commutation switch includes buckle structure, and the one end of buckle is used for linking to each other with the electronic box is fixed, and the portion of inserting of buckle is integrative with commutation switch's shell. Insert the cavity of base member with the inserted part of buckle structure when needing to hang commutation switch in the electric box, when needing to take commutation switch out and inspect, only need inwards to pinch the opening of base member, the elasticity triangle-shaped in the base member takes place the deformation, makes vertical board can be easily come out from another angle department of triangle-shaped. Prevent buckle structure deformation in the use at ordinary times, set up the base that adapts to the commutation switch shell at the lower extreme of the base plate of integration.
Drawings
FIG. 1 is a detailed structure diagram of the buckle of the present invention;
fig. 2 is a front view of the present invention after installation;
fig. 3 is a side view of the utility model after installation.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The multifunctional phase-change switch shown in the attached figures 1 to 3 comprises a plastic shell 1, and is characterized in that: the shell is provided with a buckle structure 2 fixed on the inner wall of the distribution box; the number of the buckle structures is two; the two buckle structures are fixed on the square substrate 3 in parallel in an integrated forming method; the square substrate can be fixed on the inner wall of the electrical box through a screw structure; each buckling structure comprises a base body 21 and an inserting block 22; the left end of the base body is fixed on the right surface of the square substrate through an integral forming method; a vertical opening 25 is arranged at the right end of the base body, an insertion opening 23 is arranged between the two openings, and a cavity which extends horizontally and can be inserted with an insertion block is arranged on the inner side of the insertion opening; the left end of the insertion block is provided with a vertical plate 31; the triangular elastic sheet 24 is arranged in the cavity of the base body; two corners of the triangular spring plate are fixed on the inner wall of the insertion block, and the other corner protrudes in the cavity of the base body; the vertical plate of the insert block passes through the other corner of the triangular spring 24 into the left part of the cavity when the insert block is inserted inside the cavity, thereby achieving fixation of the insert block.
The phase change switch comprises a plastic shell, wherein before installation, a buckle structure is in an inserted state; during installation, the buckle structure is opened, and the substrate where the base body is arranged is installed on the inner wall of the electric box; and then the shell where the insertion block is positioned is inserted into the base body, and the installation can be finished. When the phase change switch needs to be taken out for inspection, the opening of the base body is pinched, and the insertion block can be pulled out, so that the body of the phase change switch is separated from the electric box. As shown in figure 1, the leftmost end of the buckle structure is connected to the base plate, and the rightmost end of the buckle structure is fixed on the shell.
Further, the device also comprises a base 4; the base is located the bottom of base plate, and when the commutation switch hung at the electronic box, commutation switch's bottom plate and base contact. In order to prevent the long-time stretching deformation of the buckling structure, a supporting base is arranged at the bottom of the base plate.
Further, the insertion block is provided with a detent 32; when the insert block is inserted into the body to a predetermined depth, the locking portion contacts the opening of the body, preventing the insertion of the insert portion.
Further, the insertion block is fixed on the upper surface of the shell of the phase change switch through an integral molding method.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A multi-functional phase change switch, includes plastic casing (1), its characterized in that: the plastic shell (1) is provided with a buckle structure (2) for being fixed on the inner wall of the distribution box; the number of the buckle structures is two; the two buckle structures are fixed on the square base plate (3) in parallel in an integrated forming method; the square substrate can be fixed on the inner wall of the electrical box through a screw structure; each buckling structure comprises a base body (21) and an inserting block (22); the left end of the base body (21) is fixed on the right surface of the square base plate (3) through an integral forming method; a vertical opening (25) is arranged at the right end of the base body, an insertion opening (23) is arranged between the two openings, and a cavity which extends horizontally and can be inserted with an insertion block is arranged on the inner side of the insertion opening; a vertical plate (31) is arranged at the left end of the insertion block; a triangular spring plate (24) arranged in the cavity of the substrate; two corners of a triangular elastic sheet (24) are fixed on the inner wall of the inserting block, and the other corner protrudes into the cavity of the base body to divide the cavity into a left part and a right part; the vertical plate of the insert block passes through the other corner of the triangular spring (24) into the left part of the cavity when the insert block is inserted inside the cavity, thereby achieving the fixation of the insert block (22).
2. The multi-functional commutation switch of claim 1, wherein: also comprises a base (4); the base is located the bottom of base plate, and when the commutation switch hung at the electronic box, commutation switch's bottom plate and base contact.
3. The multi-functional commutation switch of claim 1, wherein: the insertion block is provided with a clamping part (32); when the insert block is inserted into the body to a predetermined depth, the locking portion contacts the opening of the body, preventing the insertion of the insert portion.
4. The multi-functional commutation switch of claim 1, wherein: the insert block is fixed on the upper surface of a shell (1) of the phase change switch by an integral forming method.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921415913.4U CN211294905U (en) | 2019-08-29 | 2019-08-29 | Multifunctional phase-change switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921415913.4U CN211294905U (en) | 2019-08-29 | 2019-08-29 | Multifunctional phase-change switch |
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CN211294905U true CN211294905U (en) | 2020-08-18 |
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CN201921415913.4U Active CN211294905U (en) | 2019-08-29 | 2019-08-29 | Multifunctional phase-change switch |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116130303A (en) * | 2023-01-31 | 2023-05-16 | 国网江苏省电力有限公司盐城供电分公司 | Three-phase load adjusting device with circuit breaker protection function |
-
2019
- 2019-08-29 CN CN201921415913.4U patent/CN211294905U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116130303A (en) * | 2023-01-31 | 2023-05-16 | 国网江苏省电力有限公司盐城供电分公司 | Three-phase load adjusting device with circuit breaker protection function |
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