CN115663642A - Power distribution device for coal-fired unit of power plant - Google Patents
Power distribution device for coal-fired unit of power plant Download PDFInfo
- Publication number
- CN115663642A CN115663642A CN202210484997.7A CN202210484997A CN115663642A CN 115663642 A CN115663642 A CN 115663642A CN 202210484997 A CN202210484997 A CN 202210484997A CN 115663642 A CN115663642 A CN 115663642A
- Authority
- CN
- China
- Prior art keywords
- device main
- coal
- main part
- main body
- rain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a power distribution device for a coal-fired unit of a power plant, which relates to the field of power plants and comprises a device main body, wherein support frames are respectively arranged above two sides of the device main body, a rainproof hopper is arranged between the two support frames, a water cooling assembly is arranged in the rainproof hopper, and a vent hole is formed in one side of the top of the device main body. According to the invention, the water cooling component is arranged, when the water level sensor detects accumulated water in the rain-proof bucket, the water cooling component can transmit a signal to the control box, the control box can open the electromagnetic valve and start the motor after receiving the signal, and simultaneously close the exhaust fan, so that the exhaust fan does not work and radiate heat, the motor can work to enable the driven gear to block the exhaust pipe and the vent hole, and rainwater in the rain-proof bucket can flow into the heat conduction pipe and enter the device main body after the electromagnetic valve is opened, so that the interior of the device main body can be cooled, rainwater resources can be fully utilized, the waste of the rainwater resources can be avoided, and the working time of the exhaust fan can be reduced.
Description
Technical Field
The invention relates to the field of power plants, in particular to a power distribution device for a coal-fired unit of a power plant.
Background
The device is characterized in that a switch device, a measuring instrument, a protective electric appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement to form a low-voltage distribution device; when the circuit is normally operated, the circuit can be switched on or switched off by a manual or automatic switch, and when the circuit is in fault or abnormal operation, the circuit can be switched off or alarm by a protective electric appliance; the measuring instrument can display various parameters in operation, and can also adjust certain electrical parameters to prompt or send signals for deviating from normal working state, and a power distribution device is arranged in the power plant.
The invention discloses a power distribution device of a booster station of a thermal power plant according to Chinese patent with publication number CN213520993U, which solves the problems that the power distribution device occupies large area, the cost of foundation treatment is relatively higher, the maintenance amount is larger, the later operation and maintenance cost is higher, and the like; the device has the advantages that the rain shield is arranged to play a waterproof role, but water can be accumulated on the rain shield, and the accumulated water is difficult to use and is discharged, so that the utilization rate of rainwater resources is reduced, and the rainwater resources are wasted; when meetting rainy weather simultaneously, blast pipe and intake pipe expose in the outside air always, lead to outside moisture to easily enter into the device main part through blast pipe or intake pipe inside, and then lead to the inside electrical part of device main part to wet and damage with higher speed to the device's life has been reduced.
Disclosure of Invention
Based on the above, the invention aims to provide a power distribution device for a coal-fired unit of a power plant, so as to solve the technical problems that rainwater resources are difficult to utilize, external moisture easily enters the device through an air pipe, and the damage speed of the device is accelerated.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a power plant is distribution device for coal-fired unit, includes the device main part, the support frame, two are all installed to the both sides top of device main part install rain-proof fill between the support frame, the inside of rain-proof fill is provided with water cooling assembly, the air vent has been seted up to top one side of device main part, the top intermediate position department of device main part installs the blast pipe, the internally mounted of blast pipe has the air discharge fan, the top of device main part is provided with seal assembly, two through wires holes have been seted up at the back of device main part, fixed plate and winding displacement board are installed respectively to inside one side of device main part.
Through adopting above-mentioned technical scheme, the rainwater can be collected to rain-proof fill, can prevent simultaneously that the rainwater from entering into the inside of device main part, has improved the water-proof effects of device main part then, and the inside steam of device main part can be taken out to the exhaust fan during operation simultaneously, is convenient for then dispel the heat to the device main part.
Further, the water-cooling subassembly is including installing in a plurality of reset spring and the screw thread post of rain-proof inside below of fighting, being fixed in water level sensor and the cushion of the inside both sides of rain-proof fill and installing in the inside two heat pipes of device main part, the surface mounting of heat pipe has the solenoid valve, the outer wall of screw thread post has cup jointed the movable sleeve, and is a plurality of install the filter screen between the movable sleeve, the top threaded connection of screw thread post has stop nut.
Through adopting above-mentioned technical scheme, when level sensor detects rain-proof inside ponding of fighting, it can transmission signal to control box, can open solenoid valve and starter motor behind the control box received signal, close the air discharge fan simultaneously, make the air discharge fan no longer work the heat dissipation, motor work can make driven gear shutoff and stop up blast pipe and air vent, and the inside rainwater of rain-proof fill after the solenoid valve is opened just can flow into to the heat-conducting pipe in, and enter into the inside to the device main part, thereby can cool down the inside of device main part, and then make full use of rainwater resource, avoid causing the waste of rainwater resource.
Furthermore, one end of the heat conduction pipe extends to the inside of the rain-proof hopper, the other end of the heat conduction pipe extends to the outside of the device main body, and the heat conduction pipe is in a shape of a snake.
Through adopting above-mentioned technical scheme, the rainwater can get into to the heat pipe inside through rain-proof fill, and the rainwater can take part heat out, then can dispel the heat to the device main part, and the heat pipe is the mobile speed that the snake font can slow down the rainwater.
The bottom both sides of filter screen all contact with the top of cushion, the screw thread post is located reset spring's inside, stop nut's bottom contacts with the top of movable sleeve.
Through adopting above-mentioned technical scheme, the cushion can play the supporting role to the filter screen, and the filter screen can filter the impurity in the rainwater simultaneously, and limit nut can be spacing to the movable sleeve simultaneously, prevents that the movable sleeve from shifting up at will.
Furthermore, the sealing assembly comprises a motor installed on one side of the bottom of the rainproof bucket, a rotating shaft installed at the top of the device body through a bearing, a temperature and humidity sensor and a drying box installed above the inside of the device body, and a dust screen fixed inside the vent hole and the exhaust pipe, the top end of the rotating shaft is connected with a driven gear, the air guide holes are formed in two sides of the top of the driven gear in a penetrating mode, and the output end of the motor is connected with a driving gear.
Through adopting above-mentioned technical scheme, when meetting rainy weather, but starter motor, motor work then can drive the driving gear and rotate, drive driven gear then and rotate, driven gear then drives the air guide hole and rotates for air guide hole and air vent and blast pipe dislocation, driven gear can block up air vent and blast pipe this moment, thereby avoid outside moisture to pass through air vent or blast pipe and get into the inside to the device main part, and then improved the dampproofing effect of device main part.
Further, the driving gear meshes with driven gear mutually, driven gear's bottom and device bulk phase contact, the diameter of driving gear is less than driven gear's diameter.
Through adopting above-mentioned technical scheme, the driving gear rotates and can drive driven gear and rotate, and driven gear then can drive the air guide hole and rotate for the air guide hole misplaces or aligns with air vent and blast pipe.
The drying box is characterized in that a drying agent is arranged inside the drying box, the diameters of the air guide holes are smaller than those of the air vent and the exhaust pipe, and the two air guide holes correspond to the air vent and the exhaust pipe respectively.
Through adopting above-mentioned technical scheme, the drier can carry out the drying to the inside moisture of device main part, and steam can enter into to the air guide hole through the blast pipe simultaneously to discharge through the air guide hole, improved the radiating effect of device main part then.
Furthermore, a control box is installed below the inside of the device main body, a sealing door is installed on the outer surface of the device main body, a handle is installed on one side of the outer surface of the sealing door, and the control box is electrically connected with the electromagnetic valve, the motor, the exhaust fan, the water level sensor and the temperature and humidity sensor respectively.
Through adopting above-mentioned technical scheme, user's accessible handle is opened or is closed sealing door, and the control box can start or close solenoid valve, motor, air discharge fan, level sensor and temperature and humidity sensor.
Furthermore, two locating holes penetrate through the inside of the fixing plate, a plurality of wire arranging holes are formed in one side of the wire arranging plate, a plurality of wire inlet holes are formed in the bottom of the device main body, and sealing rings are installed on the inner walls of the wire inlet holes and the inner walls of the wire penetrating holes.
Through adopting above-mentioned technical scheme, the wire can enter into the inside of device main part through the entrance hole to the winding displacement is carried out to the accessible winding displacement hole, prevents then that the wire winding is in the same place, and the setting of sealing washer can improve the leakproofness of device main part simultaneously.
In summary, the invention mainly has the following beneficial effects:
1. according to the invention, the water cooling component is arranged, when the water level sensor detects water accumulated in the rain-proof hopper, the water cooling component can transmit signals to the control box, the control box can open the electromagnetic valve and start the motor after receiving the signals, and simultaneously close the exhaust fan, so that the exhaust fan does not work for heat dissipation, the motor can work to enable the driven gear to block the exhaust pipe and the vent hole, rainwater in the rain-proof hopper can flow into the heat conduction pipe and enter the device main body after the electromagnetic valve is opened, and then the interior of the device main body can be cooled, so that rainwater resources are fully utilized, the waste of the rainwater resources is avoided, the working time of the exhaust fan can be reduced, the service life of the exhaust fan is prolonged, meanwhile, the filter screen can filter impurities in the rainwater, the impurities are prevented from entering the heat conduction pipe to cause blockage, if no water is accumulated in the rain-proof hopper but the water cooling component is needed, a user can add external cold water into the rain-proof hopper, so that the cold water enters the heat conduction pipe and carries away heat, and the device can be dissipated;
2. according to the invention, the sealing assembly is arranged, when rainy weather occurs, the motor can be started, the motor can drive the driving gear to rotate when working, the driven gear is driven to rotate, the driven gear drives the air guide hole to rotate, so that the air guide hole is staggered with the air vent and the exhaust pipe, the driven gear can block the air vent and the exhaust pipe, external moisture is prevented from entering the device main body through the air vent or the exhaust pipe, the moisture-proof effect of the device main body is further improved, electric devices in the device main body are prevented from being damaged due to moisture, the service life of the device is prolonged, and the drying agent in the drying box can dry the interior of the device main body.
Drawings
FIG. 1 is a schematic perspective view of the main body of the device of the present invention;
FIG. 2 is a schematic front sectional view of the main body of the apparatus of the present invention;
FIG. 3 is a perspective partial structure diagram of a driven gear of the present invention;
FIG. 4 is a schematic perspective view of a part of the power strip of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
fig. 6 is an enlarged view of the invention at B in fig. 2.
In the figure: 1. a device main body; 2. a support frame; 3. a rain-proof bucket; 4. a control box; 5. a wire inlet hole; 6. a wire arranging plate; 7. a wire arranging hole; 8. a water-cooling assembly; 801. filtering with a screen; 802. cushion blocks; 803. an electromagnetic valve; 804. a heat conduction pipe; 805. a threaded post; 806. a return spring; 807. a movable sleeve; 808. a limit nut; 809. a water level sensor; 9. a seal assembly; 901. a motor; 902. a driving gear; 903. a driven gear; 904. a rotating shaft; 905. a gas-guide hole; 906. a dust screen; 907. a temperature and humidity sensor; 908. a drying oven; 10. a fixing plate; 11. positioning holes; 12. threading holes; 13. an exhaust fan; 14. an exhaust pipe; 15. a vent hole; 16. and (4) sealing the door.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
A power distribution device for a coal-fired unit of a power plant is disclosed, as shown in figures 1, 2, 4 and 5, and comprises a device main body 1, wherein support frames 2 are respectively arranged above two sides of the device main body 1, a rain-proof bucket 3 is arranged between the two support frames 2, the rain-proof bucket 3 can collect rainwater and can prevent the rainwater from entering the device main body 1, so that the waterproof effect of the device main body 1 is improved, a water cooling component 8 is arranged inside the rain-proof bucket 3, a vent hole 15 is formed in one side of the top of the device main body 1, an exhaust pipe 14 is arranged at the middle position of the top of the device main body 15, an exhaust fan 13 is arranged inside the exhaust pipe 14, hot air inside the device main body 1 can be extracted when the exhaust fan 13 works, so that the heat dissipation of the device main body 1 is facilitated, a sealing component 9 is arranged at the top of the device main body 1, and a control box 4 is arranged below the inside of the device main body 1, the outer surface of the device main body 1 is provided with a sealing door 16, one side of the outer surface of the sealing door 16 is provided with a handle, a user can open or close the sealing door 16 through the handle, the control box 4 is respectively and electrically connected with the electromagnetic valve 803, the motor 901, the exhaust fan 13, the water level sensor 809 and the temperature and humidity sensor 907, the control box 4 can start or close the electromagnetic valve 803, the motor 901, the exhaust fan 13, the water level sensor 809 and the temperature and humidity sensor 907, the back of the device main body 1 is provided with two threading holes 12, one side of the inside of the device main body 1 is respectively provided with a fixing plate 10 and a wire arranging plate 6, two positioning holes 11 penetrate through the inside of the fixing plate 10, one side of the wire arranging plate 6 is provided with a plurality of wire arranging holes 7, the bottom of the device main body 1 is provided with a plurality of wire inlet holes 5, and wires can enter the inside of the device main body 1 through the wire inlet holes 5 and can be arranged through the wire arranging holes 7, and then, the wires are prevented from being wound together, the inner walls of the wire inlet hole 5 and the inner wall of the wire threading hole 12 are provided with sealing rings, and the sealing performance of the device main body 1 can be improved by the sealing rings.
Referring to fig. 1, 2 and 6, the water cooling assembly 8 includes a plurality of reset springs 806 and threaded posts 805 installed below the inside of the rain-proof bucket 3, water level sensors 809 and a spacer 802 fixed at two sides of the inside of the rain-proof bucket 3, and two heat pipes 804 installed inside the device body 1, one end of the heat pipe 804 extends to the inside of the rain-proof bucket 3, the other end of the heat pipe 804 extends to the outside of the device body 1, the heat pipe 804 is shaped like a snake, rainwater can enter the inside of the heat pipe 804 through the rain-proof bucket 3, and the rainwater can take out part of the heat, so as to dissipate heat of the device body 1, an electromagnetic valve 803 is installed on the outer surface of the heat pipe 804, a movable sleeve is sleeved on the outer wall of the threaded post 805, a filter screen 801 is installed between the plurality of movable sleeves 807, when the water level sensor 809 detects water accumulated inside the rain-proof bucket 3, it can transmit a signal to the control box 4, after receiving a signal, the control box 4 opens the electromagnetic valve 803 and starts the motor 901, and closes the exhaust fan 13 at the same time, so that the exhaust fan 13 does not work any more to dissipate heat, the motor 901 can make the driven gear 903 seal the exhaust pipe 14 and the vent hole 15, when the electromagnetic valve 803 is opened, the rainwater in the rain hopper 3 can flow into the heat pipe 804 and enter the device body 1, so as to cool the interior of the device body 1, and further to make full use of the rainwater resource, the top end of the threaded column 805 is connected with a limit nut 808 by a thread, both sides of the bottom of the filter net 801 are in contact with the top of the cushion block 802, the cushion block 802 can support the filter net 801, and the filter net 801 can filter impurities in the rainwater, the threaded column 805 is located in the return spring 806, the bottom of the limit nut 808 is in contact with the top of the movable sleeve 807, the limit nut 808 can limit the movable sleeve 807, preventing the sleeve 807 from moving up at will.
Referring to fig. 2, 3 and 5, the sealing assembly 9 includes a motor 901 installed at one side of the bottom of the rain-proof bucket 3, a rotating shaft 904 installed at the top of the device body 1 through a bearing, a temperature and humidity sensor 907 and a drying box 908 installed at the upper portion inside the device body 1, and a dust screen 906 fixed inside the vent hole 15 and the exhaust pipe 14, the top end of the rotating shaft 904 is connected with a driven gear 903, and air guide holes 905 penetrate through both sides of the top of the driven gear 903, when it is rainy, the motor 901 can be started, the motor 901 will drive the driving gear 902 to rotate when working, and then drive the driven gear 903 to rotate, the driven gear 903 will drive the air guide holes 905 to rotate, so that the air guide holes 905 are dislocated with the vent hole 15 and the exhaust pipe 14, at this time, the vent 15 and the exhaust pipe 14 can be blocked by the driven gear 903, so that external moisture is prevented from entering the inside of the device main body 1 through the vent 15 or the exhaust pipe 14, and the moisture-proof effect of the device main body 1 is further improved, the output end of the motor 901 is connected with the driving gear 902, the driving gear 902 is meshed with the driven gear 903, the bottom of the driven gear 903 is in contact with the device main body 1, the driving gear 902 rotates to drive the driven gear 903 to rotate, a drying agent is arranged inside the drying box 908, the drying agent can dry moisture inside the device main body 1, the diameter of the air guide holes 905 is smaller than that of the vent 15 and the exhaust pipe 14, the two air guide holes 905 correspond to the vent 15 and the exhaust pipe 14 respectively, and the diameter of the driving gear 902 is smaller than that of the driven gear 903.
The implementation principle of the embodiment is as follows: firstly, a user installs the power distribution device in a power plant, then opens the sealing door 16, and leads into the device main body 1 through the wire inlet 5, and can arrange wires through the wire arranging hole 7, other leads can enter the device main body 1 through the wire penetrating hole 12, and pass through the positioning block 11, when the device main body 1 works to generate a large amount of heat, the exhaust fan 13 can be started, the exhaust fan 13 works to extract the heat in the device main body 1, so as to dissipate the heat of the device main body 1, when it is rainy, the rainwater can flow into the rain-proof bucket 3 through the filter screen 801, when the water level sensor 809 detects the water accumulated in the rain-proof bucket 3, the water level sensor can transmit signals to the control box 4, after receiving the signals, the control box 4 can open the electromagnetic valve 803 and start the motor 901, and simultaneously close the exhaust fan 13, so that the exhaust fan 13 does not work any more to dissipate the heat, when the water level sensor 809 detects water accumulated in the rain-proof bucket 3, it will transmit a signal to the control box 4, after the control box 4 receives the signal, the electromagnetic valve 803 will be opened and the motor 901 will be started, and the exhaust fan 13 will be closed, so that the exhaust fan 13 will not work to dissipate heat, and at the same time, after the electromagnetic valve 803 is opened, the rain-proof bucket 3 will flow into the heat pipe 804 and enter into the device body 1, so as to cool the device body 1, and further fully utilize the rain resource, if there is no water accumulated in the rain-proof bucket 3 but needs to use the water cooling assembly 8, the user can add external cold water into the rain-proof bucket 3, so that the cold water enters into the heat pipe 804 and takes out the heat, so as to dissipate the heat of the device, when the impurities on the filter screen 801 need to be cleaned, the user can rotate the limit nut 808, and screw out the limit nut 808 from the threaded column 805, at this time, the movable sleeve 807 is no longer limited, the return spring 806 recovers elasticity and stretches to push the movable sleeve 807 to move upwards and drive the filter screen 801 to move upwards, so that the filter screen 801 is removed from the rain-proof hopper 3, and then the user can take out the filter screen 801 and clean impurities on the surface of the filter screen 801.
Although embodiments of this invention have been shown and described, it is to be understood that such embodiments are merely illustrative of and not restrictive on the broad invention, and that any one or more of the described features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, and variations that do not materially contribute to the novel teachings of this invention may be made by those skilled in the art after reading this disclosure without departing from the principles and spirit of this invention, but within the scope of the appended claims.
Claims (9)
1. The utility model provides a power distribution unit for coal-fired unit of power plant, includes device main part (1), its characterized in that: support frame (2) are all installed to the both sides top of device main part (1), two install rain-proof fill (3) between support frame (2), the inside of rain-proof fill (3) is provided with water cooling module (8), air vent (15) have been seted up to top one side of device main part (1), top intermediate position department of device main part (15) installs blast pipe (14), the internally mounted of blast pipe (14) has air discharge fan (13), the top of device main part (1) is provided with seal assembly (9), two through wires holes (12) have been seted up at the back of device main part (1), fixed plate (10) and winding displacement board (6) are installed respectively to inside one side of device main part (1).
2. The power distribution unit for a coal fired unit of a power plant of claim 1, wherein: water cooling unit (8) including install in rain-proof fill (3) inside below a plurality of reset spring (806) and screw thread post (805), be fixed in rain-proof fill (3) inside both sides level sensor (809) and cushion (802) and install in device main part (1) inside two heat pipe (804), the surface mounting of heat pipe (804) has solenoid valve (803), the outer wall of screw thread post (805) has cup jointed movable sleeve (807), and is a plurality of install filter screen (801) between movable sleeve (807), the top threaded connection of screw thread post (805) has stop nut (808).
3. The power distribution unit for a coal-fired unit of a power plant of claim 2, wherein: one end of the heat conducting pipe (804) extends to the inside of the rainproof hopper (3), the other end of the heat conducting pipe (804) extends to the outside of the device body (1), and the heat conducting pipe (804) is in a snake-shaped shape.
4. The power distribution unit for a coal-fired unit of a power plant of claim 2, wherein: both sides of the bottom of the filter screen (801) are in contact with the top of the cushion block (802), the threaded column (805) is located inside the return spring (806), and the bottom of the limiting nut (808) is in contact with the top of the movable sleeve (807).
5. The power distribution unit for a coal-fired unit of a power plant of claim 1, wherein: the sealing assembly (9) comprises a motor (901) arranged on one side of the bottom of the rainproof hopper (3), a rotating shaft (904) arranged on the top of the device body (1) through a bearing, a temperature and humidity sensor (907) and a drying box (908) which are arranged above the inside of the device body (1) and a dust screen (906) fixed inside the vent hole (15) and the exhaust pipe (14), wherein the top end of the rotating shaft (904) is connected with a driven gear (903), air guide holes (905) are formed in two sides of the top of the driven gear (903) in a penetrating mode, and the output end of the motor (901) is connected with a driving gear (902).
6. The power distribution unit for a coal-fired unit of a power plant of claim 5, wherein: the driving gear (902) is meshed with the driven gear (903), the bottom of the driven gear (903) is in contact with the device body (1), and the diameter of the driving gear (902) is smaller than that of the driven gear (903).
7. The power distribution unit for a coal fired unit of a power plant of claim 5, wherein: the drying box (908) is internally provided with a drying agent, the diameter of the air guide holes (905) is smaller than that of the vent holes (15) and the exhaust pipe (14), and the two air guide holes (905) correspond to the vent holes (15) and the exhaust pipe (14) respectively.
8. The power distribution unit for a coal-fired unit of a power plant of claim 1, wherein: the device is characterized in that a control box (4) is installed below the inner portion of the device body (1), a sealing door (16) is installed on the outer surface of the device body (1), a handle is installed on one side of the outer surface of the sealing door (16), and the control box (4) is electrically connected with the electromagnetic valve (803), the motor (901), the exhaust fan (13), the water level sensor (809) and the temperature and humidity sensor (907) respectively.
9. The power distribution unit for a coal-fired unit of a power plant of claim 1, wherein: the inside of fixed plate (10) is run through and is had two locating holes (11), a plurality of winding displacement holes (7) have been seted up to one side of winding displacement board (6), a plurality of entrance holes (5) have been seted up to the bottom of device main part (1), the sealing washer is all installed to the inner wall in entrance hole (5) and through wires hole (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484997.7A CN115663642A (en) | 2022-05-06 | 2022-05-06 | Power distribution device for coal-fired unit of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484997.7A CN115663642A (en) | 2022-05-06 | 2022-05-06 | Power distribution device for coal-fired unit of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115663642A true CN115663642A (en) | 2023-01-31 |
Family
ID=85023923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210484997.7A Pending CN115663642A (en) | 2022-05-06 | 2022-05-06 | Power distribution device for coal-fired unit of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115663642A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117791326A (en) * | 2024-01-02 | 2024-03-29 | 徐州中铁电气有限公司 | Combined photovoltaic transformer substation |
-
2022
- 2022-05-06 CN CN202210484997.7A patent/CN115663642A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117791326A (en) * | 2024-01-02 | 2024-03-29 | 徐州中铁电气有限公司 | Combined photovoltaic transformer substation |
| CN117791326B (en) * | 2024-01-02 | 2024-06-07 | 徐州中铁电气有限公司 | Combined photovoltaic transformer substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113300239B (en) | Intelligent temperature control power distribution cabinet | |
| CN111355164B (en) | Heat dissipation and ventilation distribution box system and method | |
| CN112234471A (en) | Electric distribution box for 5G signal tower | |
| CN115663642A (en) | Power distribution device for coal-fired unit of power plant | |
| CN209282629U (en) | The dustproof ventilating device of Cabinet | |
| CN214625786U (en) | Waterproof and dustproof low-voltage power distribution cabinet | |
| CN113097908A (en) | Photovoltaic type moisture-proof power distribution cabinet and use method thereof | |
| CN216648938U (en) | Outdoor waterproof high-voltage switch cabinet | |
| CN115224600B (en) | Industrial internet comprehensive distribution box | |
| CN115151082B (en) | Information processing device based on 5G communication | |
| CN116191263A (en) | Intelligent distribution box for distribution facility based on Internet of things | |
| CN213717275U (en) | Block terminal dehydrating unit | |
| CN115361814A (en) | Computer network communication cabinet | |
| CN115693424A (en) | Power distribution cabinet with damp-proof function in rainy days and damp-proof method thereof | |
| CN212571800U (en) | Be used for dust removal and radiating power box device | |
| CN210137125U (en) | Dust removal and temperature reduction device for transformer substation | |
| CN211829636U (en) | Outdoor high-voltage ring main unit | |
| CN117080914B (en) | Electrical equipment ventilation dampproof device | |
| CN206041222U (en) | Cubical switchboard normal atmospheric temperature dehydrating unit | |
| CN113147453B (en) | Air-cooled and water-cooled integrated dustproof charging pile | |
| CN215421121U (en) | Communication device with outdoor rainproof and dustproof structure | |
| CN219760444U (en) | Energy-saving electric power cabinet | |
| CN117377254B (en) | Energy-saving type heat dissipation and waterproof mechanism of traffic control cabinet and installation method | |
| CN221150601U (en) | Electric control cabinet with dehumidifying function | |
| CN216184581U (en) | Intelligent charging pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |