CN213782877U - Automatic low-voltage reverse power transmission cutting device for power distribution network - Google Patents
Automatic low-voltage reverse power transmission cutting device for power distribution network Download PDFInfo
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- CN213782877U CN213782877U CN202021828135.4U CN202021828135U CN213782877U CN 213782877 U CN213782877 U CN 213782877U CN 202021828135 U CN202021828135 U CN 202021828135U CN 213782877 U CN213782877 U CN 213782877U
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Abstract
The utility model discloses a distribution network low pressure is turned over and is transmitted electricity automatic cutout device, sit, screw hole, bolt, the cabinet body, hinge and cabinet door including the assembly, the observation window has been seted up on the surface of cabinet door, one side fixedly connected with radiator fan of the cabinet body, the inner wall fixedly connected with detection switch of the cabinet body, detection switch's one end fixedly connected with master switch, one side fixedly connected with connecting wire of master switch. The utility model has the advantages of the main advantage of providing a distribution network low pressure is anti-power transmission automatic cutting device, use the bolt earlier to sit the assembly and the cabinet body is fixed on the wall, can detect the distribution network through the detection switch that the internal portion of cabinet set up and have or not the anti-power transmission of low pressure to appear, when the condition of the anti-power transmission of low pressure has appeared, can in time cut off the circuit by oneself, protection power equipment and power consumption safety, can automatic disconnection master switch and branch switch simultaneously, the efficiency of cutting off of equipment has been improved, the security of equipment has been improved.
Description
Technical Field
The utility model relates to an automatic cutout technical field specifically is a distribution network low pressure is turned over to transmit electricity automatic cutout device.
Background
The power distribution network is composed of overhead lines, cables, towers, distribution transformers, isolating switches, reactive compensators, a plurality of accessory facilities and the like, plays a role in distributing electric energy in the power network, is a power network with the voltage class of 35KV and below, is used for supplying power to each distribution station and various electric loads in a city, is composed of the overhead lines, the cables, the towers, the distribution transformers, the isolating switches, the reactive compensators, the accessory facilities and the like, plays a role in distributing electric energy in the power network, is a power network with the voltage class of 35KV and below, is used for supplying power to each distribution station and various electric loads in the city, is a power distribution network with the voltage class of below 1KV, is generally in closed-loop design and open-loop operation, and has a radial structure, the line diameter of distribution line is less than the transmission line, leads to the R/X of distribution network great, because the R/X of distribution line is great for these algorithms commonly used in the transmission network their convergence is difficult to guarantee in the trend calculation of low pressure distribution network, so when the distribution network low pressure is transmitted reversely, need cut off it, prevent to damage power equipment, current distribution network low pressure is transmitted reversely automatic cutout device structure complicacy, can not effectual carry out self-imposed cutting off to low pressure transmission, thereby influence power equipment safety.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a distribution network low pressure is turned over to transmit electricity automatic cutout device has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a distribution network low pressure is turned over and is transmitted electricity automatic cutout device, includes that the assembly is sat, the surface of assembly seat has seted up threaded hole, the inside swing joint of screw hole has the bolt, the one end fixedly connected with cabinet body that the assembly was sat, one side swing joint of the cabinet body has the hinge, the cabinet body has the cabinet door through hinge swing joint, the observation window has been seted up on the surface of cabinet door, one side fixedly connected with radiator fan of the cabinet body, the inner wall fixedly connected with detection switch of the cabinet body, detection switch's one end fixedly connected with master switch, one side fixedly connected with connecting wire of master switch, master switch passes through connecting wire fixedly connected with branch switch, the inside of the cabinet body is provided with the electron core that dehumidifies.
Optionally, a handle is fixedly connected to the surface of the cabinet door.
Optionally, a transformer is arranged inside the cabinet body.
Optionally, the threaded hole and the bolt are matched with each other.
Optionally, the model of the electronic dehumidification core is RY.
(III) advantageous effects
The utility model provides a distribution network low pressure is turned over and is transmitted electricity automatic cutout device possesses following beneficial effect:
the utility model has the advantages of the main advantage of providing a distribution network low pressure is anti-power transmission automatic cutting device, use the bolt earlier to sit the assembly and the cabinet body is fixed on the wall, can detect the distribution network through the detection switch that the internal portion of cabinet set up and have or not the anti-power transmission of low pressure to appear, when the condition of the anti-power transmission of low pressure has appeared, can in time cut off the circuit by oneself, protection power equipment and power consumption safety, can automatic disconnection master switch and branch switch simultaneously, the efficiency of cutting off of equipment has been improved, the security of equipment has been improved.
The utility model has the main advantage of providing a distribution network low pressure is turned over and is transmitted electricity automatic cutout device, through the setting of electron dehumidification core, can dehumidify the internal portion of cabinet, prevent that the internal high influence of cabinet humidity from overhauing the switch and detecting to the security of equipment has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the sectional structure of the present invention.
In the figure: 1. assembling seats; 2. a bolt; 3. a cabinet body; 4. a hinge; 5. a cabinet door; 6. an observation window; 7. a heat radiation fan; 8. a detection switch; 9. a master switch; 10. a connecting wire; 11. a branch switch; 12. an electronic dehumidifying core; 13. a handle; 14. a transformer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 2, the present invention provides a technical solution: an automatic cutting device for low-voltage reverse power transmission of a power distribution network comprises an assembly seat 1, wherein the surface of the assembly seat 1 is provided with a threaded hole, the inside of the threaded hole is movably connected with a bolt 2, one end of the assembly seat 1 is fixedly connected with a cabinet body 3, one side of the cabinet body 3 is movably connected with a hinge 4, the cabinet body 3 is movably connected with a cabinet door 5 through the hinge 4, the surface of the cabinet door 5 is provided with an observation window 6, one side of the cabinet body 3 is fixedly connected with a radiating fan 7, the inner wall of the cabinet body 3 is fixedly connected with a detection switch 8, one end of the detection switch 8 is fixedly connected with a main switch 9, one side of the main switch 9 is fixedly connected with a connecting wire 10, the main switch 9 is fixedly connected with a branch switch 11 through the connecting wire 10, the inside of the cabinet body 3 is provided with an electronic dehumidifying machine core 12, the assembly seat 1 and the cabinet body 3 are fixed on the wall surface by using the bolt 2, and whether low-voltage reverse power transmission occurs or not can be detected through the detection switch 8 arranged inside the cabinet body 3, when the low-voltage reverse power transmission occurs, the circuit can be automatically cut off in time to protect the power equipment and the power utilization safety, the main switch 9 and the branch switch 11 can be automatically cut off at the same time, the cutting-off efficiency of the equipment is improved, and the safety of the equipment is improved, the main advantage of the utility model is that the low-voltage reverse power transmission automatic cutting device of the power distribution network can dehumidify the interior of the cabinet body by setting the electronic dehumidifying core to prevent the overhigh humidity in the cabinet body from influencing the detection of the maintenance switch, thereby improving the safety of the equipment, compared with the traditional low-voltage reverse power transmission automatic cutting device of the power distribution network, the equipment can be used in an auxiliary way according to the needs of users, for example, the temperature in the cabinet body can be distributed by setting the cooling fan to avoid the overhigh temperature in the cabinet body from influencing the normal work of the equipment, thereby improving the safety of the equipment, this anti-power transmission automatic cutout device of distribution network low pressure does not involve complicated technology and accurate component, simple structure, and practical convenient, the raw and other materials source of this equipment is extensive moreover, and is with low costs, can effectually satisfy the demand in market, consequently, the anti-power transmission automatic cutout device of distribution network low pressure has good market prospect and space.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
To sum up, this distribution network low pressure is anti-power transmission automatic cutting device, during the use, use the bolt earlier to sit the assembly and the cabinet body is fixed on the wall, can detect the distribution network through the detection switch that the internal portion of cabinet set up and have or not appear low pressure and anti-power transmission, when the condition of the low pressure anti-power transmission has appeared, can in time cut off the circuit by oneself, protection power equipment and power consumption safety, can automatic disconnection master switch and branch switch simultaneously, improved the cutting efficiency of equipment, improved the security of equipment, the utility model has the advantages of a main advantage of providing a distribution network low pressure is anti-power transmission automatic cutting device, through the setting of electron dehumidification core, can dehumidify the internal portion of cabinet, prevent that the internal humidity of cabinet from too high influence maintenance switch and detect to the security of equipment has been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a distribution network low pressure is turned over and is transmitted electricity automatic cutout device, includes that the assembly sits (1), its characterized in that: the surface of the assembling seat (1) is provided with a threaded hole, the interior of the threaded hole is movably connected with a bolt (2), one end of the assembly seat (1) is fixedly connected with a cabinet body (3), one side of the cabinet body (3) is movably connected with a hinge (4), the cabinet body (3) is movably connected with a cabinet door (5) through a hinge (4), an observation window (6) is arranged on the surface of the cabinet door (5), a heat radiation fan (7) is fixedly connected with one side of the cabinet body (3), a detection switch (8) is fixedly connected with the inner wall of the cabinet body (3), one end of the detection switch (8) is fixedly connected with a main switch (9), one side fixedly connected with connecting wire (10) of master switch (9), master switch (9) passes through connecting wire (10) fixedly connected with branch switch (11), the inside of the cabinet body (3) is provided with electron dehumidification core (12).
2. The automatic cut-off device for low-voltage reverse power transmission of the power distribution network according to claim 1, characterized in that: the surface of the cabinet door (5) is fixedly connected with a handle (13).
3. The automatic cut-off device for low-voltage reverse power transmission of the power distribution network according to claim 1, characterized in that: a transformer (14) is arranged in the cabinet body (3).
4. The automatic cut-off device for low-voltage reverse power transmission of the power distribution network according to claim 1, characterized in that: the threaded holes are matched with the bolts (2) mutually.
5. The automatic cut-off device for low-voltage reverse power transmission of the power distribution network according to claim 1, characterized in that: the model of the electronic dehumidification core (12) is RY 201901.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828135.4U CN213782877U (en) | 2020-08-27 | 2020-08-27 | Automatic low-voltage reverse power transmission cutting device for power distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021828135.4U CN213782877U (en) | 2020-08-27 | 2020-08-27 | Automatic low-voltage reverse power transmission cutting device for power distribution network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213782877U true CN213782877U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021828135.4U Active CN213782877U (en) | 2020-08-27 | 2020-08-27 | Automatic low-voltage reverse power transmission cutting device for power distribution network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213782877U (en) |
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2020
- 2020-08-27 CN CN202021828135.4U patent/CN213782877U/en active Active
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