CN221175991U - Three-phase unbalanced phase change switching device - Google Patents
Three-phase unbalanced phase change switching device Download PDFInfo
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- CN221175991U CN221175991U CN202421050847.6U CN202421050847U CN221175991U CN 221175991 U CN221175991 U CN 221175991U CN 202421050847 U CN202421050847 U CN 202421050847U CN 221175991 U CN221175991 U CN 221175991U
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- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 210000002105 tongue Anatomy 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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Abstract
The utility model discloses a three-phase unbalanced phase change switch device, which belongs to the technical field of electrical equipment and comprises a shell, wherein the bottom end of the shell is provided with a mounting groove, and a detachable protective cover is covered on the mounting groove; a plurality of wiring components are arranged in the mounting groove; the wiring assembly comprises a wiring groove, a wiring cover is arranged at the top end of the wiring groove, two sides of one end of the wiring cover are rotationally connected to two sides of the wiring groove, a compression block is arranged in the wiring groove, transmission shafts are arranged at two ends of the compression block, the transmission shafts penetrate through the side wall of the wiring groove, and a transmission mechanism is arranged between the wiring cover and the compression block. Through setting up wiring cover and compact heap, when the wiring cover rotates downwards, make the compact heap upwards rotate, compress tightly the electric wire, realize that the electric wire is fixed, prevent that the electric wire from droing, need not to lock through appurtenance.
Description
Technical Field
The utility model relates to the field of electrical equipment, in particular to a three-phase unbalanced phase change switching device.
Background
The low-voltage distribution network in China mainly adopts three-phase four-wire system power supply, and for distribution networks in rural areas and cities, load types are various, the distribution of single-phase loads is mainly single-phase loads, the randomness of load power utilization and the three-phase imbalance caused by the connection of distributed power generation and electric vehicle charging piles in recent years are mainly caused. Such as: the capacity utilization rate of the distribution transformer is reduced, and the loss of the distribution transformer is increased; the heavy load phase voltage is reduced, the light load phase voltage is increased, and the electrical equipment can not work normally sometimes; the neutral line current is increased, and the line loss is increased, so that the three-phase unbalance of the transformer area is improved. Therefore, the three-phase unbalanced phase change switch is needed, the phase change switch needs to be connected with a plurality of wires, and the wiring mode is as disclosed in publication No. CN116609562A, which is convenient for wiring, and comprises an ammeter body, wherein the lower end of the ammeter body is provided with a movable cover plate assembly for conveniently checking the conditions of an adjustable wiring assembly and a movable wire clamping assembly; the lower end of the ammeter body is internally provided with a plurality of groups of adjusting wiring components which are used for adjusting and compacting the wiring positions according to the sizes of the wiring positions; the bottom of ammeter body installs a plurality of groups and is used for adjusting and compress tightly the movable electric wire screens subassembly of circuit according to the circuit size. Through the mode, the wire connection position is adjusted and pressed according to the size of the wire connection position through the adjustable wire connection assembly, and the wires are adjusted and pressed according to the size of the wires through the movable wire clamping assembly, so that the suitability limiting and fixing of the wires with different widths can be realized; when encountering special weather, the movable wire clamping assembly limits the circuit outside the ammeter, so that the circuit is prevented from moving in the vertical direction.
The above connection method has the following problems: and an auxiliary tool is also required to lock the clamping assembly, so that the operation is complicated.
Disclosure of utility model
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a three-phase unbalanced phase change switching device which is convenient for connecting wires.
To achieve the purpose, the utility model adopts the following technical scheme:
The utility model provides a three-phase unbalanced phase change switch device, which comprises a shell, wherein the bottom end of the shell is provided with a mounting groove, and a detachable protective cover is covered on the mounting groove; a plurality of wiring components are arranged in the mounting groove; the wiring assembly comprises a wiring groove, a wiring cover is arranged at the top end of the wiring groove, two sides of one end of the wiring cover are rotatably connected to two sides of the wiring groove, a compression block is arranged in the wiring groove, transmission shafts are arranged at two ends of the compression block and penetrate through the side wall of the wiring groove, a transmission mechanism is arranged between the wiring cover and the compression block, and the transmission mechanism enables the compression block to move in a direction away from the wiring cover when the wiring cover is opened, and moves in a direction close to the wiring cover when the wiring cover is closed; the wire groove is formed in the compression block, the fixing plate is arranged in the wire cover, and the fixing plate is provided with a pressing groove matched with the wire groove.
The wiring cover comprises a cover plate, side plates are arranged on two sides of the cover plate, an extension plate is arranged at the bottom end of each side plate, a gear ring is arranged on each extension plate, and gears meshed with the gear rings are fixedly arranged on the transmission shafts and outside the wiring grooves.
According to the preferred technical scheme, clamping tongues are arranged at two ends of the fixing plate, clamping grooves are formed between the clamping tongues and the side plates, and the top ends of the partition plates at two sides of the wiring groove can be clamped into the clamping grooves.
The preferable technical scheme of the utility model is that one end of the cover plate, which is close to the fixed plate, is provided with a rocker.
The beneficial effects of the utility model are as follows:
The three-phase unbalanced phase change switch device comprises a wiring cover and a compression block, wherein the compression block is enabled to rotate upwards to compress an electric wire when the wiring cover rotates downwards, so that the electric wire is fixed, the electric wire is prevented from falling off, and the electric wire does not need to be locked through an auxiliary tool.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a phase change switch;
FIG. 2 is an enlarged view of part A in FIG. 1;
FIG. 3 is a schematic perspective view of a wiring cover;
FIG. 4 is a schematic elevational view of the wire dress cover;
In the figure:
1. A housing; 2. a mounting groove; 3. a protective cover; 4. wiring grooves; 5. a wire connection cover; 6. a compaction block; 7. a transmission shaft; 8. a cover plate; 9. a side plate; 10. an extension plate; 11. a gear ring; 12. a gear; 13. wire grooves; 14. a fixing plate; 15. pressing a groove; 16. a clamping tongue; 17. a clamping groove; 18. a seesaw.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-4, the embodiment provides a three-phase unbalanced phase change switch device, which comprises a shell 1, wherein the bottom end of the shell 1 is provided with a mounting groove 2, and a detachable protective cover 3 covers the mounting groove 2; a plurality of wiring components are arranged in the mounting groove 2;
The wiring assembly comprises a wiring groove 4, wiring cover 5 is arranged at the top end of wiring groove 4, two sides of one end of wiring cover 5 are rotationally connected to two sides of wiring groove 4, a compression block 6 is arranged in wiring groove 4, transmission shafts 7 are arranged at two ends of compression block 6, transmission shafts 7 penetrate through the side wall of wiring groove 4, a transmission mechanism is arranged between wiring cover 5 and compression block 6, when wiring is needed, wiring cover 5 is rotated upwards, and because the transmission between wiring cover 5 and compression block 6 is connected, compression block 6 can be driven to rotate downwards when wiring cover 5 rotates, the space between wiring cover 5 and compression block 6 is enlarged, wires are placed in the space, then wiring cover 5 is rotated downwards, compression block 6 rotates upwards along with the upward direction, wires are compressed, the wires are fixed, and the wires are prevented from falling off. Convenient operation and quick installation.
The wire groove 13 is formed in the pressing block 6, the fixing plate 14 is arranged in the wire cover 5, and the pressing groove 15 matched with the wire groove 13 is formed in the fixing plate 14. When connecting the electric wires, the electric wires are placed in the wire grooves 13, and then the wire cover 5 is rotated, so that the distance space between the pressing grooves 15 and the wire grooves 13 is reduced, and the electric wires are pressed.
The wiring cover 5 comprises a cover plate 8, side plates 9 are arranged on two sides of the cover plate 8, an extension plate 10 is arranged at the bottom end of each side plate 9, a gear ring 11 is arranged on each extension plate 10, and gears 12 meshed with the gear rings 11 are fixedly arranged on the transmission shafts and outside the wiring grooves 4. When the wiring cover 5 rotates, the pressing block 6 rotates along with the wiring cover 5 through the cooperation of the gear ring 11 and the gear 12.
The two ends of the fixing plate 14 are provided with clamping tongues 16, clamping grooves 17 are formed between the clamping tongues 16 and the side plates 9, and the top ends of the partition boards on the two sides of the wiring groove 4 can be clamped into the clamping grooves 17. The width of the clamping groove 17 is smaller than the thickness of the partition plate of the wiring groove 4, and the wiring cover 5 is fixed on the wiring groove 4 through the clamping groove 17, so that the wiring cover 5 is prevented from loosening, and the electric wires are prevented from falling off.
The cover plate 8 is provided with a rocker 18 at one end near the fixing plate 14. The user opens the wire cover 5 and closes the wire cover 5.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, but rather, embodiments falling within the scope of the appended claims are intended to be embraced by the utility model.
Claims (4)
1. A three-phase unbalanced phase change switching device, characterized by:
The novel anti-theft device comprises a shell (1), wherein an installation groove (2) is formed in the bottom end of the shell (1), and a detachable protective cover (3) is covered on the installation groove (2); a plurality of wiring components are arranged in the mounting groove (2);
the wiring assembly comprises a wiring groove (4), a wiring cover (5) is arranged at the top end of the wiring groove (4), two sides of one end of the wiring cover (5) are rotationally connected to two sides of the wiring groove (4), a compression block (6) is arranged in the wiring groove (4), transmission shafts (7) are arranged at two ends of the compression block (6), the transmission shafts (7) penetrate through the side wall of the wiring groove (4), a transmission mechanism is arranged between the wiring cover (5) and the compression block (6), and the transmission mechanism enables the compression block (6) to move in a direction far away from the wiring cover (5) when the wiring cover (5) is opened, and the compression block (6) moves in a direction close to the wiring cover (5) when the wiring cover (5) is closed;
The wire groove (13) is formed in the compression block (6), the fixing plate (14) is arranged in the wire cover (5), and the fixing plate (14) is provided with a pressing groove (15) matched with the wire groove (13).
2. The three-phase unbalanced phase change switch device of claim 1, wherein:
The wiring cover (5) comprises a cover plate (8), side plates (9) are arranged on two sides of the cover plate (8), an extension plate (10) is arranged at the bottom end of each side plate (9), a gear ring (11) is arranged on each extension plate (10), and gears (12) meshed with the gear rings (11) are fixedly arranged on the transmission shaft and outside the wiring grooves (4).
3. The three-phase unbalanced phase change switch device of claim 2, wherein:
The fixing plate is characterized in that clamping tongues (16) are arranged at two ends of the fixing plate (14), clamping grooves (17) are formed between the clamping tongues (16) and the side plates (9), and the top ends of the partition boards at two sides of the wiring groove (4) can be clamped into the clamping grooves (17).
4. A three-phase unbalanced phase change switch device according to claim 3, wherein:
one end of the cover plate (8) close to the fixed plate (14) is provided with a rocker (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421050847.6U CN221175991U (en) | 2024-05-15 | 2024-05-15 | Three-phase unbalanced phase change switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421050847.6U CN221175991U (en) | 2024-05-15 | 2024-05-15 | Three-phase unbalanced phase change switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221175991U true CN221175991U (en) | 2024-06-18 |
Family
ID=91442187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421050847.6U Active CN221175991U (en) | 2024-05-15 | 2024-05-15 | Three-phase unbalanced phase change switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221175991U (en) |
-
2024
- 2024-05-15 CN CN202421050847.6U patent/CN221175991U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |