CN117293671A - 35KV intelligent box-type substation for power system transformation and distribution - Google Patents
35KV intelligent box-type substation for power system transformation and distribution Download PDFInfo
- Publication number
- CN117293671A CN117293671A CN202311011405.0A CN202311011405A CN117293671A CN 117293671 A CN117293671 A CN 117293671A CN 202311011405 A CN202311011405 A CN 202311011405A CN 117293671 A CN117293671 A CN 117293671A
- Authority
- CN
- China
- Prior art keywords
- sewage
- sludge
- fixed
- power system
- pump body
- 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
- 230000009466 transformation Effects 0.000 title claims abstract description 21
- 239000010802 sludge Substances 0.000 claims abstract description 85
- 238000003860 storage Methods 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 239000010865 sewage Substances 0.000 claims description 93
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 29
- 239000007788 liquid Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/50—Pedestal- or pad-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Sewage (AREA)
Abstract
The invention relates to the technical field of transformer substations and provides a 35KV intelligent box-type transformer substation for power transformation and distribution of a power system, which comprises a box body, a main transformer and a box body, wherein the box body is provided with 35KV primary and secondary equipment, 10KV primary and secondary equipment, the box body comprises a base, a main body frame fixed at the top of the base, a door plate arranged at an inlet of the main body frame, a ceiling fixed at the top of the main body frame and a radiating window fixed on the side surface of the main body frame; in the invention, when the sludge storage quantity in the highest gradient sludge storage cavity reaches the height of the position of the first detection device, the first pump body in the gradient sludge storage cavity starts to work, and when the adding quantity of the sludge exceeds the conveying quantity of the first pump body, the sludge in the gradient sludge storage cavity can enter the next gradient, namely, the sludge pumps in the gradient sludge storage cavities are gradually started according to the sludge storage quantity, so that the total working quantity of the sludge pumps is matched with the input quantity of the sludge.
Description
Technical Field
The invention relates to the technical field of substations, in particular to a 35KV intelligent box-type substation for power transformation and distribution of a power system.
Background
At present, three modes of the transformer substation in China are established: firstly, the primary and secondary equipment is in a full outdoor mode, namely, the primary high-voltage equipment is arranged by adopting a cement pole metal framework, the secondary equipment is arranged near the primary equipment, and the transformer substation is free of houses, cable ditches and unattended. And secondly, a primary outdoor mode and a secondary indoor mode, namely, the primary equipment is arranged in an outdoor cement pole metal framework, and a secondary system is arranged in an indoor screen. Thirdly, the primary and secondary devices are all indoor, namely, except for the 35KV side primary device which is arranged outdoors, the other primary devices are all placed indoors, and the disadvantage of the mode is that: the construction task is heavy, the construction period is long and complex, and the construction cost of the transformer substation is very high.
Through retrieval, the bulletin number CN1097868C discloses a 35KV intelligent box-type transformer substation for power transformation and distribution of a power system, which is mainly characterized in that a box-type structure is adopted, 35KV primary equipment and a main transformer are arranged outside the box, and other primary and secondary equipment are arranged in a sealed constant-temperature box; the box body adopts a double-layer sealing structure and is provided with an automatic air conditioner, a primary high-voltage system in the box adopts a unit vacuum switch cabinet structure, and a secondary control protection system adopts a unit drawer type structure and is installed in the corresponding primary system unit vacuum switch cabinet nearby.
In practice, by periodically performing inspection of the substation equipment, the reliability of the operation of the substation can be ensured. In inspection, the ground level of the cable layer of a general transformer substation is found to be about 1 meter lower due to design and engineering requirements. Due to the influence of the strength of the materials or factors, accumulated water is easy to occur in the box body in the transformer substation, especially in the position close to the door plate (the door plate needs to be normally closed to check and maintain equipment in the box body and other daily operations, the door plate and sealing strips around the box body are relatively high in loss, so that accumulated water is easy to occur in the box body or sludge is easy to enter into the box body), the 35KV intelligent box-type transformer substation equipment for power system power transformation and distribution adopts a lower wiring mode, serious consequences such as line mildew and aging can be caused by long-time soaking of the equipment wiring in water after the transformer substation is leaked, cable insulation is affected, short circuit, tripping and even explosion are caused, especially cable middle joints are greatly caused, and the safety operation of a high-voltage switch above the equipment is threatened.
Through retrieving, the bulletin number is CN110924504B discloses a transformer substation cable layer water accumulation intelligent monitoring and automatic drainage system, including level gauge, water pump, signal relay, alarm device, communication module and controller, the level gauge is installed in the cable layer of transformer substation, detects the cable in-situ water level, and the water pump is installed in the cable layer, and the water pump is through the ponding in the water pipe with the cable in-situ to municipal drainage facility, and the water pump is connected with the power through signal relay, and signal relay, level gauge, communication module and alarm device all are connected with the controller. The invention has the following substantial effects: the accumulated water in the cable layer is detected through the liquid level meter, accumulated water data is sent to the far end through the communication module, and timeliness and reliability of monitoring of the cable laminated water are improved; the water pump seat enables the water pump to be separated from long-term contact with the water body, so that the water pump component is prevented from being rusted, and the maintenance and failure probability of the water pump are reduced.
However, the automatic drainage system of the transformer substation still has the following problems: above-mentioned automatic drainage system of transformer substation detects ponding through the level gauge, then feeds back to the controller, opens the water pump work by the controller and discharges ponding, and in actual conditions, often accompanies mud in the sewage, and after these mud got into the water pump, can increase the work load of water pump, increases the loss to the water pump, blocks up the pipeline simultaneously easily, increases the follow-up degree of difficulty of handling to mud.
Disclosure of Invention
The invention provides a 35KV intelligent box-type substation for power transformation and distribution of a power system, which solves the problem that leakage in the substation affects the safe operation of equipment in the prior art.
The technical scheme of the invention is as follows: the utility model provides a 35KV intelligent box-type transformer substation for electric power system becomes distribution, includes the box that installs 35KV once and secondary equipment, main transformer, 10KV once and secondary equipment, the box includes the base, is fixed in the main part frame at base top, installs in the door plant of main part frame entrance, is fixed in the ceiling at main part frame top, is fixed with the heat dissipation window with main part frame side, the bottom of base is fixed with the dirt storage pond, be provided with sewage disposal system in the dirt storage pond, sewage disposal system includes the water conservancy diversion plate spare that control unit, a plurality of step graduation formula were arranged and is fixed in the grid between the water conservancy diversion plate spare, water conservancy diversion plate spare and grid keep apart at dirt storage pond inner chamber and be in the sewage holding chamber of lower part a plurality of trapezoidal mud holding chamber that are in the upper portion, and each mud holding intracavity and sewage holding chamber equipartition have sewage discharge device, the overflow mouth that the equal altitude was arranged is all seted up at the top of each grid, and the overflow mouth makes each mud holding intracavity communicate with each other.
Preferably, the base comprises a framework, one end of the framework, which is close to the door plate, is provided with a sewage draining notch, and the sewage draining notch is positioned at the top of the highest gradient sludge accommodating cavity.
Preferably, a passage floor and equipment floors positioned on two sides of the passage floor are paved above the position where the non-sewage draining notch of the framework is positioned.
Preferably, the bottom of the ceiling is fixed with a threading support for routing equipment on the equipment floor.
Preferably, the deflector comprises a first inclined plate and a second inclined plate which are integrally connected, the first inclined plate gradually inclines downwards from left to right, and the second inclined plate is positioned at the lower part of the first inclined plate and gradually inclines downwards from back to front.
Preferably, a buffer table is arranged at the tail end of the second inclined plate, and the buffer table is horizontally arranged.
Preferably, the sewage draining device in the sludge accommodating cavity comprises a first pump body and a first detecting device, wherein the first pump body is fixed on the buffer table, and the first detecting device is fixed on the grid.
Preferably, the first detection device is located above the height line of the lowest safe working position of the first pump body, the first detection device is electrically connected with the control unit, and the control unit is electrically connected with the first pump body.
Preferably, the sewage draining device in the sewage containing cavity comprises a second pump body and a second detecting device, wherein the second pump body is fixed on the bottom wall of the sewage containing cavity, and the second detecting device is fixed on the side wall of the sewage containing cavity.
Preferably, the second detection device is located above the height line of the lowest safe working position of the second pump body, the second detection device is electrically connected with the control unit, and the control unit is electrically connected with the second pump body.
The beneficial effects of the invention are as follows:
1. according to the invention, by improving the base of the box body of the traditional transformer substation, a pollution discharge notch is arranged at one end of the base, which is close to the door plate, and the pedestrian passageway and the transformer and distribution equipment in the transformer substation are arranged on the equipment floor in the area without the pollution discharge notch, so that when leakage occurs at the inlet of the transformer substation, sludge can enter a pollution storage tank through the pollution discharge notch, and the transformer and the distribution equipment in the transformer substation can be effectively protected in the prior art;
2. when the sludge storage quantity in the sludge storage cavity with the highest gradient reaches the height of the position of the first detection device, a first pump body in the sludge storage cavity with the gradient starts to work, sludge is led into an external sludge treatment tank through a pipeline, and when the sludge addition quantity exceeds the conveying quantity of the first pump body, the sludge storage quantity in the sludge storage cavity is continuously increased to the height of an overflow port of a grid, the sludge in the sludge storage cavity with the gradient can enter the next gradient, when the sludge storage quantity in the sludge storage cavity with the next gradient reaches the height of the position of the first detection device, the first pump body in the sludge storage cavity with the gradient starts to work, the sludge is led into the external sludge treatment tank through the pipeline, and similarly, the sludge pumps in the sludge storage cavities with the gradients are gradually opened according to the sludge storage quantity so as to ensure that the total working quantity of the sludge pumps is matched with the input quantity of the sludge;
3. in the process of leading out the sludge in the sludge accommodating cavity, the sewage enters the sewage accommodating cavity after being filtered, and when the sewage stock reaches the height of the position of the second detection device, the second pump body in the sewage accommodating cavity starts to work, so that the sewage in the sewage accommodating cavity is led into an external sewage treatment tank, and the sludge and the sewage are purified in the two tanks respectively;
4. the threading support hanging piece is arranged on the ceiling, so that the wiring of the power transformation and distribution equipment in the transformer substation is upward through the threading support hanging piece, the risk of soaking the wiring in water is avoided, and compared with the wiring mode in the prior art, the threading support hanging piece can effectively protect the operation of the equipment, can avoid serious accidents such as short circuit, tripping and explosion caused by the influence of mildew and aging of the circuit and insulation of a cable, places a cable intermediate joint to be soaked in water, reduces the failure occurrence rate, and provides a safe environment for the safe operation of the equipment.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a 35KV intelligent box-type transformer substation for power transformation and distribution of a power system;
FIG. 2 is a schematic diagram of a front sectional structure of a 35KV intelligent box-type transformer substation for power transformation and distribution of a power system;
FIG. 3 is a schematic view of a sewage storage tank according to the present invention;
FIG. 4 is a schematic diagram of a cross-sectional structure of a sewage storage tank according to the present invention;
FIG. 5 is a schematic view of a deflector member according to the present invention;
FIG. 6 is a schematic block diagram of intelligent pollution discharge of the transformer substation;
in the figure: 1. a case; 11. a main body frame; 12. a base; 121. a skeleton; 122. a sewage discharge notch; 123. a tunnel floor; 124. an equipment floor; 13. a door panel; 14. a ceiling; 15. a heat radiation window; 16. threading the supporting and hanging piece; 2. a sewage storage pool; 3. a deflector member; 31. a first swash plate; 32. a second swash plate; 321. a buffer stage; 4. a grille; 41. an overflow port; 5. a first pump body; 6. a second pump body; 7. a first detection device; 8. and a second detection device.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a 35KV intelligent box-type substation for electric power system becomes distribution, including the box 1 of the primary and secondary equipment of 35KV of assembly, main transformer, 10KV, box 1 includes base 12, be fixed in main frame 11 at base 12 top, install in door plant 13 of main frame 11 entrance, be fixed in the ceiling 14 at main frame 11 top, fix and main frame 11 side's heat dissipation window 15, wherein ceiling 14, heat dissipation window 15 and main frame 11 all adopt the bolt to be the fastener fixed, all set up the sealing strip seal on the contact surface of each structure, door plant 13, heat dissipation window 15, ceiling 14 and main frame 11 all adopt double-deck metal material, and the inlayer fills high strength polyurethane layer, heat preservation and insulation.
Referring to fig. 2, a sewage storage tank 2 is fixed at the bottom of a base 12, a sewage disposal system is arranged in the sewage storage tank 2, the sewage disposal system comprises a control unit, a plurality of guide plates 3 arranged in a stepped indexing manner, and a grid 4 fixed between the guide plates 3, the guide plates 3 and the grid 4 are separated in an inner cavity of the sewage storage tank 2 to form a plurality of trapezoid-shaped sewage containing cavities at the upper part and sewage containing cavities at the lower part, sewage disposal devices are arranged in each of the sewage containing cavities and the sewage containing cavities, overflow ports 41 arranged at equal heights are formed in the tops of the grids 4, the sewage disposal devices in the trapezoid-shaped sewage containing cavities are correspondingly opened according to the sludge storage amount in the trapezoid-shaped sewage containing cavities, so that sewage in the sewage containing cavities can be discharged outside, and the sewage in the sewage containing cavities can be converged to the sewage containing cavities, and the sewage is discharged outside by the sewage disposal devices in the sewage containing cavities.
Referring to fig. 3 and 4, the base 12 includes a frame 121, one end of the frame 121 near the door 13 is provided with a sewage draining notch 122, the sewage draining notch 122 is located at the top of the highest gradient sludge accommodating cavity, and a filter screen plate is fixed at the top of the sewage draining notch 122 for filtering impurities in sewage or sludge and enabling the sludge to pass into the highest gradient sludge accommodating cavity.
Referring to fig. 2, a channel floor 123 and device floors 124 located at two sides of the channel floor 123 are laid above the non-sewage-draining slot 122 of the framework 121, the 35KV primary and secondary devices, the main transformer and the 10KV primary and secondary devices can be arranged on the device floor 124 in a layout manner of the reference 1, a pedestrian passageway is arranged above the channel floor 123, two sides of the pedestrian passageway are arranged areas of the devices, the devices are separated by insulating partitions (the partitions and the device are not shown in the drawing) to ensure safe operation between the devices, interference is avoided, a threading support 16 for routing the devices on the device floor 124 is fixed at the bottom of the ceiling 14, the threading support 16 comprises a wall bushing and a supporting hook, wherein the supporting hook is fixed at the bottom of the ceiling 14 through bolts, the wall bushing is arranged on each insulating partition in a penetrating manner, and the 35KV primary and secondary devices, the main transformer and the 10KV primary and secondary devices can be routed through the wall bushing.
Referring to fig. 2 and 5, the deflector 3 includes a first inclined plate 31 and a second inclined plate 32 integrally connected, the first inclined plate 31 gradually inclines downwards from left to right, the first inclined plate 31 is a filter plate, water in sludge can be coarsely filtered, so that the sewage can be converged into the sewage accommodating cavity through the first inclined plate 31, the sludge is guided to the second inclined plate 32 along the inclined direction of the first inclined plate 31, the second inclined plate 32 is located at the lower part of the first inclined plate 31 and gradually inclines downwards from back to front, a buffer table 321 is arranged at the tail end of the second inclined plate 32, the buffer table 321 is horizontally arranged, and the second inclined plate 32 guides and converges the sludge to the buffer table 321.
The sewage discharging device in the sludge accommodating cavity comprises a first pump body 5 and a first detecting device 7, the first pump body 5 is fixed on the buffer table 321, the first detecting device 7 is fixed on the grid 4, the first detecting device 7 is located above the height line of the lowest safe working position of the first pump body 5, as shown in fig. 6, the first detecting device 7 is electrically connected with the control unit, the control unit is electrically connected with the first pump body 5, the first pump body 5 is a sludge pump, the first detecting device 7 can be a tuning fork liquid level switch, when the tuning fork is immersed by liquid, the vibration frequency changes, the frequency change is detected by an electronic circuit and a switching value is output to the control unit, and then the sludge pump in the sludge accommodating cavity is started to work, so that sludge in the sludge accommodating cavity is discharged.
The sewage discharging device in the sewage containing cavity comprises a second pump body 6 and a second detecting device 8, the second pump body 6 is fixed on the bottom wall of the sewage containing cavity, the second detecting device 8 is fixed on the side wall of the sewage containing cavity, the second detecting device 8 is located above the height line of the lowest safe working position of the second pump body 6, the second detecting device 8 is electrically connected with the control unit, the control unit is electrically connected with the second pump body 6, the second pump body 6 is a sewage pump, the second detecting device 8 is a floating ball pontoon detector, displacement generated by measuring a floater floating on the detected liquid level along with the change of the liquid level, or the relation between buoyancy borne by a pontoon immersed in the detected liquid and the liquid level is utilized to detect the liquid level in the sewage containing cavity and output a switching value to the control unit, and then the sewage pump in the sewage containing cavity is started to work, and the sewage in the sewage containing cavity is discharged.
The working principle and the using flow of the invention are as follows: according to the invention, through improving the box base 12 of a traditional transformer substation, a sewage draining notch 122 is formed in one end, close to a door plate 13, of the base 12, a sidewalk and power transformation and distribution equipment in the transformer substation are arranged on an equipment floor 124 in a non-sewage draining notch 122 area, so that when leakage occurs at an inlet of the transformer substation, sludge can enter a sludge accommodating cavity with the highest gradient of a sewage storage tank 2 through the sewage draining notch 122, water in the sludge is subjected to coarse filtration by a first inclined plate 31 at the bottom of the sludge accommodating cavity, so that the sewage can be converged into the sewage accommodating cavity through the first inclined plate 31, the sludge is guided to a second inclined plate 32 along the inclined direction of the first inclined plate 31, and the sludge is guided to a buffer table 321 by the second inclined plate 32;
when the sludge storage quantity in the gradient sludge storage cavity reaches the height of the position of the first detection device 7, the first pump body 5 in the gradient sludge storage cavity starts to work, sludge is led into the external sludge treatment tank through a pipeline, when the sludge addition quantity exceeds the conveying quantity of the first pump body 5, the sludge storage quantity in the gradient sludge storage cavity is continuously increased to the height of the overflow port 41 of the grid 4, the sludge in the gradient sludge storage cavity can enter the next gradient, when the sludge storage quantity in the next gradient sludge storage cavity reaches the height of the position of the first detection device 7, the first pump body 5 in the gradient sludge storage cavity starts to work, the sludge is led into the external sludge treatment tank through a pipeline, and similarly, the sludge pumps in each gradient sludge storage cavity are gradually opened according to the sludge storage quantity so as to ensure that the total working quantity of each sludge pump is matched with the input quantity of the sludge;
in the process of leading out the sludge in the sludge accommodating cavity, the sewage enters the sewage accommodating cavity after being filtered, and when the sewage stock reaches the height of the position where the second detection device 8 is positioned, the second pump body 6 in the sewage accommodating cavity starts to work, so that the sewage in the sewage accommodating cavity is led into an external sewage treatment tank, and the sewage is purified in the two tanks respectively.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The 35KV intelligent box-type transformer substation for power system transformation and distribution comprises a box body (1) assembled with 35KV primary and secondary equipment, a main transformer and 10KV primary and secondary equipment, wherein the box body (1) comprises a base (12), a main body frame (11) fixed at the top of the base (12), a door plate (13) arranged at the inlet of the main body frame (11), a ceiling (14) fixed at the top of the main body frame (11) and a radiating window (15) fixed on the side surface of the main body frame (11), and is characterized in that a sewage storage tank (2) is fixed at the bottom of the base (12), a sewage draining system is arranged in the sewage storage tank (2), the sewage disposal system comprises a control unit, a plurality of guide plates (3) which are arranged in a stepped indexing mode and a grid (4) which is fixed between the guide plates (3), wherein the guide plates (3) and the grid (4) are separated in an inner cavity of the sewage storage pool (2) to form a plurality of trapezoid sludge accommodating cavities at the upper part and sewage accommodating cavities at the lower part, sewage disposal devices are uniformly distributed in the sludge accommodating cavities and the sewage accommodating cavities, overflow ports (41) which are arranged at equal heights are formed in the tops of the grids (4), and the overflow ports (41) enable the sludge accommodating cavities to be communicated.
2. The 35KV intelligent box-type transformer substation for power system transformation and distribution according to claim 1, wherein the base (12) comprises a framework (121), one end of the framework (121) close to the door plate (13) is provided with a sewage draining notch (122), and the sewage draining notch (122) is located at the top of the highest gradient sludge accommodating cavity.
3. A 35KV intelligent box-type substation for power system transformation and distribution according to claim 2, characterized in that, a passage floor (123) and equipment floors (124) located at two sides of the passage floor (123) are laid above the position of the non-blowdown notch (122) of the skeleton (121).
4. A 35KV intelligent box-type substation for power system transformation and distribution according to claim 3, characterized in that the bottom of the ceiling (14) is fixed with a threading support (16) for routing the equipment on the equipment floor (124).
5. The 35KV intelligent box-type transformer substation for power system transformation and distribution according to claim 1, wherein the flow guide plate (3) comprises a first inclined plate (31) and a second inclined plate (32) which are integrally connected, the first inclined plate (31) gradually inclines downwards from left to right, and the second inclined plate (32) is positioned at the lower part of the first inclined plate (31) and gradually inclines downwards from back to front.
6. The 35KV intelligent box-type transformer substation for power system transformation and distribution according to claim 5, wherein a buffer table (321) is arranged at the tail end of the second inclined plate (32), and the buffer table (321) is horizontally arranged.
7. The 35KV intelligent box-type transformer substation for power system transformation and distribution according to claim 6, wherein the sewage draining device in the sludge accommodating cavity comprises a first pump body (5) and a first detecting device (7), the first pump body (5) is fixed on a buffer table (321), and the first detecting device (7) is fixed on a grid (4).
8. The 35KV intelligent box-type transformer substation for power system transformation and distribution according to claim 7, wherein the first detection device (7) is located above the lowest safe working position height line of the first pump body (5), the first detection device (7) is electrically connected with the control unit, and the control unit is electrically connected with the first pump body (5).
9. The 35KV intelligent box-type transformer station for power system transformation and distribution according to claim 1, wherein the sewage draining device in the sewage containing cavity comprises a second pump body (6) and a second detecting device (8), the second pump body (6) is fixed on the bottom wall of the sewage containing cavity, and the second detecting device (8) is fixed on the side wall of the sewage containing cavity.
10. The 35KV intelligent box-type substation for power system transformation and distribution according to claim 9, wherein the second detection device (8) is located above the lowest safe working position height line of the second pump body (6), the second detection device (8) is electrically connected with the control unit, and the control unit is electrically connected with the second pump body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311011405.0A CN117293671A (en) | 2023-08-11 | 2023-08-11 | 35KV intelligent box-type substation for power system transformation and distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311011405.0A CN117293671A (en) | 2023-08-11 | 2023-08-11 | 35KV intelligent box-type substation for power system transformation and distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117293671A true CN117293671A (en) | 2023-12-26 |
Family
ID=89256026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311011405.0A Pending CN117293671A (en) | 2023-08-11 | 2023-08-11 | 35KV intelligent box-type substation for power system transformation and distribution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117293671A (en) |
-
2023
- 2023-08-11 CN CN202311011405.0A patent/CN117293671A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211480761U (en) | Automatic drainage and dehumidification device for cable trench | |
| CN213484261U (en) | Outdoor transformer switch board of formula of moving certainly prevention of seepage | |
| CN114093618B (en) | Submersible underground intelligent pipe gallery transformer | |
| CN117293671A (en) | 35KV intelligent box-type substation for power system transformation and distribution | |
| CN219394187U (en) | Take fire control's electric power prefabricated cabin transformer substation | |
| CN210315444U (en) | Water leakage collecting well suitable for underground powerhouse of pumped storage power station | |
| KR102057018B1 (en) | Container type enclosure for redox flow battery module | |
| CN205683652U (en) | A kind of buried electric substation transformer oil water separating tank | |
| CN206273005U (en) | Rain-proof electrically installs cabinet | |
| CN213958718U (en) | Underground foundation pit of lifting transformer with drainage function | |
| CN200959488Y (en) | Buried amorphous alloy prepackage conversion station | |
| CN209837243U (en) | Basement drainage system in smart city | |
| CN220272997U (en) | Dehumidification waterlogging prevention device for substation | |
| CN219157858U (en) | Anti-floating buried water tank | |
| CN216390256U (en) | Bury assembled pit body of box distribution facility entirely | |
| CN220704739U (en) | Pump house is with preventing base that floods | |
| CN218216318U (en) | Alarm device of prepackage type transformer substation | |
| CN218867747U (en) | Bury formula block terminal | |
| CN220263143U (en) | Unmanned aerial vehicle take-off and landing hangar | |
| CN221633864U (en) | Underground light Fu Jizhan in severe cold wind and sand region | |
| CN216737664U (en) | Accident isolation lifting device for transformer substation | |
| CN220229604U (en) | Equipment platform structure and system capable of mounting solar energy | |
| CN211655339U (en) | Waterproof device of electric power system | |
| CN220394730U (en) | Bury all-in-one and bury integrative device with rainwater recycling system | |
| CN215644010U (en) | New forms of energy case becomes uses accident oil storage base |
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 |