CN114256754A - High-low voltage switch cabinet with waterproof dustproof function - Google Patents
High-low voltage switch cabinet with waterproof dustproof function Download PDFInfo
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- CN114256754A CN114256754A CN202111602801.1A CN202111602801A CN114256754A CN 114256754 A CN114256754 A CN 114256754A CN 202111602801 A CN202111602801 A CN 202111602801A CN 114256754 A CN114256754 A CN 114256754A
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Classifications
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- 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
- H02B1/24—Circuit arrangements for boards or switchyards
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- 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
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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- 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
Abstract
The invention belongs to the technical field of switch cabinets, and aims to solve the problems that the existing switch cabinet radiates heat by arranging a heat radiation opening, external rainwater and dust can enter the interior of the switch cabinet through the heat radiation opening to damage internal components, and the safety performance and the protective performance are poor; according to the intelligent switch cabinet, the operation analysis module is used for analyzing and sending the judgment signal, the control execution module is used for automatically and adaptively adjusting the internal environment of the cabinet body based on the judgment signal, the heat dissipation and cooling of the inside can be realized in an air internal circulation mode, meanwhile, the external rainwater and dust can be effectively prevented from entering, the intelligent degree is high, and the protection performance and the safety performance of the switch cabinet are obviously improved.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a high-low voltage switch cabinet with waterproof and dustproof functions.
Background
The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting power utilization operation in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system, and a heat dissipation type switch cabinet is disclosed in a Chinese patent with the publication number of CN210628871U, and comprises a cabinet body, wherein a cabinet door is hinged on the left side of the cabinet body, a heat dissipation device is arranged at the bottom of an inner cavity of the cabinet body, heat dissipation grooves are formed in the left side wall and the right side wall of the cabinet body, a damping plate is fixedly connected to the bottom of the cabinet body, and ventilation holes are formed in the lower ends of the left side wall and the right side wall of the cabinet body, so that the problem that heat accumulation and influence on the work of electrical elements are caused by the fact that more electrical elements are used in the switch cabinet, heat is generated during work and discharged untimely is solved;
however, in the actual use process, the following problems still exist: because the inside and the outside air are exchanged by arranging the heat dissipation port to realize the heat dissipation of the inside, namely the inside of the switch cabinet is communicated with the outside through the heat dissipation port, not only can outside rainwater enter the inside of the switch cabinet through the heat dissipation port, but also the inside air humidity is easy to be overlarge due to the inside and outside communication, the internal components are damaged, moreover, outside dust also enters the inside of the switch cabinet through the heat dissipation port, the damage to the internal components is further increased, and the safety performance and the protection performance of the switch cabinet need to be improved;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to provide a high-low voltage switch cabinet with waterproof and dustproof functions, an operation analysis module is used for analyzing and sending a judgment signal, a control execution module is used for automatically adaptively adjusting the internal environment of a cabinet body based on the judgment signal, the intelligent degree is high, the protection performance and the safety performance are greatly improved, the internal circulation of air is adopted, the internal heat dissipation and cooling are realized, meanwhile, external rainwater and dust can be effectively prevented from entering the switch cabinet, the protection performance and the safety performance of the switch cabinet are further improved, the problems that the existing switch cabinet dissipates heat by arranging a heat dissipation port, external rainwater and dust can enter the switch cabinet through the heat dissipation port, the internal air humidity is too high due to the fact that the internal communication and the external communication are easy to cause damage to internal components, and the safety performance and the protection performance are poor are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a high-low voltage switch cabinet with waterproof and dustproof functions comprises a cabinet body, an air inlet pipe, a first conveying pipe, a second conveying pipe and a cabinet door, wherein a heat dissipation shell is arranged on the cabinet body, the cabinet door is installed on the outer wall of the cabinet body, a shielding top cover is arranged at the top of the cabinet body, a dust removal chamber, a water-cooling temperature reduction chamber and a dehumidification chamber are arranged in the cabinet body, a dust removal mechanism is arranged in the dust removal chamber, a circulating cooling assembly is arranged in the water-cooling temperature reduction chamber, and a switchable moisture absorption assembly extending into the dehumidification chamber is installed on the cabinet body; the air inlet pipe is communicated with the dust chamber and the interior of the cabinet body, the first conveying pipe is communicated with the dust chamber and the circulating cooling assembly, the second conveying pipe is communicated with the circulating cooling assembly and the dehumidifying chamber, the cabinet body is provided with a circulating fan, the circulating fan is provided with an air exhaust pipe and an air blowing pipe, the other end of the air exhaust pipe is communicated with the dehumidifying chamber, a vertical box is fixedly arranged in the cabinet body through bolts, the other end of the air blowing pipe is communicated with the vertical box, and the vertical box is provided with a plurality of groups of air nozzles;
the cabinet body is provided with a control panel, the control panel comprises a processor, a data acquisition module, an operation analysis module, a signal output module and a control execution module, the data acquisition module is in communication connection with the operation analysis module, and the processor is in communication connection with the operation analysis module, the signal output module, the control execution module and a background monitoring terminal; the data acquisition module is used for acquiring environmental data in the cabinet body, and the environmental data are sent to the operation analysis module, the operation analysis module is used for analyzing and generating a judgment signal based on the environmental data, the processor transmits the judgment signal to the control execution module through the signal output module, the control execution module generates a control instruction based on the judgment signal, environment regulation is carried out on the cabinet body based on the control instruction, and the background monitoring terminal is used for receiving and displaying detection data and environment regulation information sent by the processor.
Furthermore, the circulating cooling assembly comprises a first hollow plate, a second hollow plate, a bent heat conduction pipe, a heat conduction layer and a heat dissipation plate, a groove communicated with the outside is formed in the cabinet body, the groove is separated from the water-cooling chamber through the heat conduction layer, the heat dissipation plate is arranged on the heat conduction layer and located in the groove, and cooling fins are uniformly arranged on the heat dissipation plate;
the indoor bolt fixed mounting that has first hollow slab and the hollow slab of second through bolt cooling, the hollow slab of second and first conveyer pipe intercommunication, the hollow slab of second and second conveyer pipe intercommunication, and first hollow slab is located the top of the hollow slab of second, and the hollow slab of first hollow slab and second is through the multiunit heat pipe intercommunication of buckling.
Further, install air blast jacking subassembly on the cabinet body, and air blast jacking subassembly includes second driving motor, pivot and blast fan leaf, second driving motor passes through motor cabinet fixed mounting on the cabinet body, and the drive shaft is installed to second driving motor's output, the vertical setting of pivot extends into in the recess, the drive shaft passes through bevel gear and is connected with pivot meshing transmission, and the blast fan leaf is installed in the pivot and is located the recess, and the blast air direction of blast fan leaf is towards the fin.
Further, blast air jacking subassembly still includes the jacking cam, and the jacking cam is installed in the drive shaft and is located the dust removal chamber, dust removal mechanism includes frame and dust removal net, the frame level sets up in the dust removal chamber, and the mid-mounting of frame has the dust removal net, the bottom contact of jacking cam and frame, set up the mount pad through the bolt fastening in the dust removal chamber, and pass through spring coupling between mount pad and the frame.
Furthermore, the switchable moisture absorption assembly comprises a first driving motor, a driving gear, a dehumidifying mechanism and a vertical rack, a heating regeneration chamber is arranged in the cabinet body and is positioned below the dehumidifying chamber, an electric heating block is arranged in the heating regeneration chamber, and the heating regeneration chamber is communicated with the outside through an inclined air leakage port;
there is a driving motor through motor cabinet fixed mounting on the cabinet body, and installs drive gear on a driving motor's the output shaft, erect the rack and be located drive gear's both sides and rather than the meshing connection, and erect the top of rack and install dehumidification mechanism, set up the sealed mouth that two sets of confession dehumidification mechanisms passed between dehumidification room and the heating regeneration room, and a set of dehumidification mechanism is located the dehumidification room, and another set of dehumidification mechanism is located the heating regeneration room.
Furthermore, the dehumidification mechanism comprises a first sealing strip, a second sealing strip and grid plates, the first sealing strip is positioned above the second sealing strip, the two grid plates are connected with the first sealing strip and the second sealing strip in two groups, a drying agent is filled between the two grid plates, two groups of slots are formed in the dehumidification chamber, and the slots are positioned right above the sealing port; when the dehumidification mechanism is in dehumidification indoor, first sealing strip inserts in the slot, and the second sealing strip is arranged in the sealing opening, and when the dehumidification mechanism is in the heating regeneration indoor of below, first sealing strip is arranged in the sealing opening.
Further, the analysis operation of the operation analysis module is specifically as follows:
receiving environmental data sent by a data acquisition module, wherein the environmental data comprise a temperature value, a humidity value and a dust concentration value in the cabinet body, and are sequentially calibrated to be Qtw, Qts and Qtf;
based on an operation analysis formula, substituting the data for analysis and calculation to finally obtain an operation safety value TKD in the cabinet body 1; when TKD < TKDi, the judgment signal of 'primary adjustment' is sent to the processor, when TKDi is not more than TKD < TKDr, the judgment signal of 'secondary adjustment' is sent to the processor, when TKDr is not more than TKD, the judgment signal of 'tertiary adjustment' is sent to the processor, wherein TKDi and TKDr are judgment thresholds of fixed values, TKDi and TKDr are both larger than zero, and TKDi < TKDr.
Further, the adjusting process of the control execution module is specifically as follows:
receiving a judging signal sent by the signal output module, and controlling the execution module to enable the cabinet body to conduct out the heat inside only through the heat dissipation shell when the judging signal of 'primary adjustment' is received; when a judging signal of 'secondary regulation' is received, the control execution module sends a control instruction, at the moment, on the basis of 'primary regulation', the control circulating fan is started, air inside the cabinet body enters the dust removal chamber through the air inlet pipe, the dust removal mechanism removes dust from the entering air, the air after dust removal enters the circulating cooling assembly through the first conveying pipe, the circulating cooling assembly cools the air after dust removal, the air after temperature reduction enters the dehumidification chamber through the second conveying pipe, the moisture in the air is absorbed by the switchable moisture absorption assembly, finally, the circulating fan sends the air after dust removal, dehumidification and temperature reduction into the vertical box, and the air is sprayed into the cabinet body by the air spraying head, so that the internal circulation of the air in the cabinet body is realized;
when receiving the decision signal of "tertiary regulation", control execution module sends control command, this moment on the basis of "second grade regulation", increase circulating fan's output, in order to accelerate the air inner loop speed, and start air blast jacking subassembly, the air blast fan leaf blasts the fin, so that the heat-conducting layer conduction was derived dispels fast, accelerate the cooling of the indoor water solution of water-cooling, and jacking cam jack-up dust removal mechanism repeatedly, dust removal mechanism constantly vibrates, shake off with the dust particulate matter that blocks up in the filtration pore, guarantee the stability of dust filtration efficiency and air cycle process.
Furthermore, the data acquisition module is also used for acquiring the humidity of the dehumidified air in the dehumidification chamber and sending the humidity value of the dehumidified air to the operation analysis module, and the operation analysis module receives the humidity value of the dehumidified air and marks the humidity value as Qtx; the operation analysis module analyzes based on the air humidity values before and after dehumidification, when Qts is larger than or equal to Qtsu, humidity difference analysis is carried out, in the humidity difference analysis, if Qts-Qtx is larger than QTc, the dehumidification mechanism is judged to be normal, and if Qts-Qtx is smaller than or equal to Qtc, the dehumidification mechanism 33 is judged to be abnormal; wherein Qtsu is a humidity threshold value with a fixed numerical value, Qtc is a humidity difference threshold value with a fixed numerical value, and both Qtsu and Qtc are greater than zero;
the operation analysis module sends a judgment signal to the processor, the processor sends the judgment signal to the control execution module through the signal output module, when the control execution module receives the judgment signal that the dehumidification mechanism is abnormal, a control instruction is generated, the switchable moisture absorption assembly is controlled to switch the dehumidification mechanism at the moment, the dehumidification mechanism in the dehumidification chamber is lowered into the heating regeneration chamber, and the other group of dehumidification mechanisms is raised into the dehumidification chamber.
Furthermore, the heating regeneration chamber removes moisture in the abnormal dehumidification mechanism in a thermal desorption mode to realize the regeneration of the abnormal dehumidification mechanism, and the regeneration process specifically comprises the following steps:
and starting the electric heating block, converting the electric energy into heat energy by the electric heating block so as to gradually increase the temperature in the heating regeneration chamber, finally keeping the heating desorption temperature at 120-180 ℃, gradually removing the moisture contained in the dehumidification mechanism, and discharging the hot and humid air generated in the heating regeneration chamber through the inclined air leakage opening.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the intelligent cabinet, the data acquisition module is used for acquiring environmental data inside the cabinet body and sending the environmental data to the operation analysis module, the operation analysis module is used for analyzing and sending the judgment signal to the processor, and the control execution module is used for automatically and adaptively adjusting the internal environment of the cabinet body based on the judgment signal, so that the intelligent degree is high, and the protection performance and the safety performance are greatly improved;
2. according to the invention, air in the cabinet body enters the dust removal chamber through the air inlet pipe through the circulating fan, the dust removal mechanism removes dust from the entered air, the circulating cooling assembly cools the dedusted air, the moisture absorption assembly can be switched to absorb moisture in the air, and the air nozzle sprays the processed air into the cabinet body, so that internal circulation of the air in the cabinet body is realized, external rainwater and dust can be effectively prevented from entering while the heat dissipation and cooling of the interior are carried out, and the protection performance and the safety performance of the switch cabinet are obviously improved;
3. according to the invention, the blast jacking assembly is arranged, so that the cooling of the aqueous solution in the water-cooling chamber can be accelerated, the dust removal mechanism can be continuously vibrated to shake off dust particles blocked in the filter holes, and the dust filtration efficiency and the stability of the air circulation process are ensured;
4. according to the invention, the operation analysis module is used for analyzing and judging whether the dehumidification mechanism in work is abnormal or not, when the abnormality occurs, the control execution module controls the switchable moisture absorption assembly to automatically switch the dehumidification mechanism, so that the dehumidification process is ensured to be carried out smoothly and continuously, the dehumidification effect and the dehumidification efficiency are ensured, and the heating regeneration chamber is arranged to remove moisture from the abnormal dehumidification mechanism, so that the dehumidification mechanism can be regenerated, the dehumidification mechanism can be used repeatedly, and the use cost is reduced.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a system block diagram of a control panel according to the present invention;
FIG. 4 is a schematic view of a switchable absorbent assembly according to the present invention;
FIG. 5 is a schematic view (from above) of the connection of the first drive motor, drive gear and vertical rack gear in the switchable absorbent assembly;
FIG. 6 is a schematic structural view of a dehumidifying mechanism according to the present invention;
FIG. 7 is a schematic structural view of a dust removing mechanism according to the present invention;
FIG. 8 is a schematic view (left side view) of the connection of the standpipe box and the showerhead of the present invention;
FIG. 9 is a schematic structural view of a blower jack assembly according to the present invention;
FIG. 10 is an enlarged view of portion A of FIG. 1;
fig. 11 is a schematic structural view of a circulation cooling module according to the present invention.
Reference numerals: 1. a cabinet body; 2. a circulating cooling assembly; 3. a switchable absorbent assembly; 4. a blast jacking assembly; 5. a dust chamber; 6. cooling the greenhouse by water; 7. a dehumidification chamber; 8. an air inlet pipe; 9. a first delivery pipe; 10. a second delivery pipe; 11. a circulating fan; 12. an air exhaust pipe; 13. blowing a gas pipe; 14. erecting the box; 15. a gas showerhead; 16. a heat dissipation housing; 17. a shielding top cover; 18. a cabinet door; 19. a control panel; 20. a dust removal mechanism; 201. a frame; 202. a dust removal net; 21. a first hollow plate; 22. a second hollow plate; 23. bending the heat conduction pipe; 24. a heat conductive layer; 25. a heat dissipation plate; 26. a heat sink; 27. a groove; 31. a first drive motor; 32. a drive gear; 33. a dehumidification mechanism; 34. heating the regeneration chamber; 35. a vertical rack; 36. an electrical heating block; 37. an inclined air leakage opening; 38. a slot; 39. sealing the opening; 331. a first seal strip; 332. a second seal strip; 333. a grid plate; 334. a desiccant; 41. a second drive motor; 42. a drive shaft; 43. a rotating shaft; 44. a blower fan blade; 45. jacking a cam; 46. a bevel gear; 47. a spring; 48. and (7) mounting a seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-10, the high-low voltage switch cabinet with waterproof and dustproof functions provided by the present invention includes a cabinet body 1, a heat dissipation shell 16 is arranged on the cabinet body 1, a cabinet door 18 is installed on the outer wall of the cabinet body 1, a shielding top cover 17 is arranged on the top of the cabinet body 1, the shielding top cover 17 plays a role of sunshade and rain shield, a dust removal chamber 5, a water-cooling temperature reduction chamber 6 and a dehumidification chamber 7 are arranged in the cabinet body 1, a dust removal mechanism 20 is arranged in the dust removal chamber 5, the dust removal mechanism 20 includes a frame 201 and a dust removal net 202, the frame 201 is horizontally arranged in the dust removal chamber 5, the middle of the frame 201 is provided with the dust removal net 202, the dust removal net 202 is used for filtering and dust removal, a circulating cooling component 2 is arranged in the water-cooling temperature reduction chamber 6, and a switchable moisture absorption component 3 extending into the dehumidification chamber 7 is arranged on the cabinet body 1; the air inlet pipe 8 is communicated with the dust removing chamber 5 and the inside of the cabinet body 1, the first conveying pipe 9 is communicated with the dust removing chamber 5 and the circulating cooling assembly 2, the second conveying pipe 10 is communicated with the circulating cooling assembly 2 and the dehumidifying chamber 7, the circulating fan 11 is installed on the cabinet body 1, the circulating fan 11 is provided with an air exhaust pipe 12 and an air blowing pipe 13, the other end of the air exhaust pipe 12 is communicated with the dehumidifying chamber 7, the inside of the cabinet body 1 is fixedly provided with a vertical box 14 through bolts, the other end of the air blowing pipe 13 is communicated with the vertical box 14, and the vertical box 14 is provided with a plurality of groups of air nozzles 15;
the air blowing jacking assembly 4 is mounted on the cabinet body 1, the air blowing jacking assembly 4 comprises a second driving motor 41, a rotating shaft 43 and air blowing blades 44, the second driving motor 41 is fixedly mounted on the cabinet body 1 through a motor base, a driving shaft 42 is mounted at the output end of the second driving motor 41, the rotating shaft 43 is vertically arranged and extends into the groove 27, the driving shaft 42 is in meshing transmission connection with the rotating shaft 43 through a bevel gear 46, the air blowing blades 44 are mounted on the rotating shaft 43 and located in the groove 27, and the air blowing direction of the air blowing blades 44 faces towards the heat radiating fins 26; the blast jacking assembly 4 further comprises a jacking cam 45, the jacking cam 45 is mounted on the driving shaft 42 and is positioned in the dust chamber 5, the jacking cam 45 is in contact with the bottom of the frame 201, a mounting seat 48 is fixedly arranged in the dust chamber 5 through bolts, and the mounting seat 48 is connected with the frame 201 through a spring 47;
the switchable moisture absorption assembly 3 comprises a first driving motor 31, a heating regeneration chamber 34 is formed in the cabinet body 1, the heating regeneration chamber 34 is located below the dehumidification chamber 7, the first driving motor 31 is fixedly mounted on the cabinet body 1 through a motor base, a driving gear 32 is mounted on an output shaft of the first driving motor 31, vertical racks 35 are located on two sides of the driving gear 32 and are in meshed connection with the driving gear, a dehumidification mechanism 33 is mounted at the top of each vertical rack 35, two groups of sealing ports 39 for the dehumidification mechanism 33 to pass through are formed between the dehumidification chamber 7 and the heating regeneration chamber 34, one group of dehumidification mechanism 33 is located in the dehumidification chamber 7, and the other group of dehumidification mechanism 33 is located in the heating regeneration chamber 34; the dehumidifying mechanism 33 comprises a first sealing strip 331, the first sealing strip 331 is located above a second sealing strip 332, two groups of grid plates 333 are connected with the first sealing strip 331 and the second sealing strip 332, a desiccant 334 is filled between the two groups of grid plates 333, the desiccant is a silica gel desiccant, after adsorbing moisture, the silica gel desiccant can remove moisture in a thermal desorption mode, two groups of slots 38 are formed in the dehumidifying chamber 7, and the slots 38 are located right above the sealing opening 39; when the dehumidifying mechanism 33 is in the dehumidifying chamber 7, the first sealing strip 331 is inserted into the insertion groove 38, the second sealing strip 332 is positioned in the sealing opening 39, and when the dehumidifying mechanism 33 is in the heating and regenerating chamber 34 below, the first sealing strip 331 is positioned in the sealing opening 39;
a control panel 19 is installed on the cabinet body 1, the control panel 19 comprises a processor, a data acquisition module, an operation analysis module, a signal output module and a control execution module, the data acquisition module is in communication connection with the operation analysis module, and the processor is in communication connection with the operation analysis module, the signal output module, the control execution module and a background monitoring terminal; backstage monitor terminal for receiving and the detection data and the environmental conditioning information that the display processor sent, data acquisition module, an environmental data (through installing temperature and humidity sensor and the dust sensor of the internal portion of cabinet 1 and gathering the internal portion of cabinet 1 temperature value, humidity value and dust concentration value) for gathering the internal portion of cabinet, and send environmental data to operation analysis module, a signal is judged to the analysis and generation based on environmental data, the treater passes through signal output module and will judge signal transmission to control execution module, operation analysis module's analysis operation specifically as follows: receiving environmental data sent by a data acquisition module, wherein the environmental data comprise a temperature value, a humidity value and a dust concentration value in the cabinet body 1 and are sequentially calibrated to be Qtw, Qts and Qtf;
based on operational analysis formulas
Substituting the data into the data to analyze and calculate to finally obtain an operation safety value TKD in the cabinet body 1; the greater the value of the TKD, the worse the operating environment inside the cabinet 1 is, and on the contrary, the better the operating environment inside the cabinet 1 is, where e1, e2, and e3 are weight coefficients with fixed values, e1, e2, and e3 are all greater than zero, and e1 < e2 < e3, e1+ e2+ e3 is 6.537; when TKD < TKDi, sending a judgment signal of 'primary regulation' to the processor, when TKDi is not more than TKD < TKDr, sending a judgment signal of 'secondary regulation' to the processor, when TKDr is not more than TKD, sending a judgment signal of 'tertiary regulation' to the processor, wherein TKDi and TKDr are fixed numerical judgment thresholds, TKDi and TKDr are both larger than zero, and TKDi < TKDr; the formula is obtained by collecting a large amount of data and performing software simulation, and a common object close to the true value is selectedThe weight coefficient in the formula is set by a person skilled in the art according to actual conditions, the size of the coefficient is a specific numerical value obtained by quantizing each parameter, and subsequent comparison is facilitated as long as the proportional relation between the parameter and the quantized numerical value is not affected, for example, the operation safety value is in direct proportion to the temperature value;
the control execution module is used for generating a control instruction based on the judgment signal and carrying out environment adjustment on the interior of the cabinet body 1 based on the control instruction, and the adjustment process is specifically as follows: receiving a judgment signal sent by the signal output module, and controlling the execution module to enable the cabinet body 1 to conduct out the heat inside only through the heat dissipation shell 16 when the judgment signal of 'primary adjustment' is received; when a judging signal of 'secondary regulation' is received, the control execution module sends a control instruction, at the moment, on the basis of 'primary regulation', the circulating fan 11 is controlled to be started, air inside the cabinet body 1 enters the dust removal chamber 5 through the air inlet pipe 8, the dust removal mechanism 20 removes dust from the entering air, the air after dust removal enters the circulating cooling assembly 2 through the first conveying pipe 9, the circulating cooling assembly 2 cools the air after dust removal, the cooled air enters the dehumidification chamber 7 through the second conveying pipe 10, the switchable moisture absorption assembly 3 absorbs moisture in the air, finally, the circulating fan 11 sends the air after dust removal, dehumidification and cooling into the vertical box 14, and the air is sprayed into the cabinet body 1 through the air spraying head 15, so that internal circulation of the air in the cabinet body 1 is realized;
when receiving the decision signal of "tertiary regulation", control execution module sends control command, this moment on the basis of "second grade regulation", increase the output of circulating fan 11, in order to accelerate the air inner loop speed, and start air blast jacking subassembly 4, air blast fan leaf 44 blows air to fin 26, so that the heat that heat-conducting layer 24 transmitted and derived dispels fast, accelerate the cooling of the aqueous solution in water-cooling greenhouse 6, and jacking cam 45 jack up dust removal mechanism 20 repeatedly, dust removal mechanism 20 constantly vibrates, in order to shake off the dust particle thing that blocks up in the filtration pore, guarantee the stability of dust filtration efficiency and air cycle process.
Example two:
as shown in fig. 1 and fig. 11, the present embodiment is different from embodiment 1 in that the circulating cooling module 2 includes a first hollow plate 21 and a second hollow plate 22, the first hollow plate 21 and the second hollow plate 22 are fixedly mounted in the water-cooled cooling chamber 6 by bolts, the second hollow plate 22 is communicated with the first delivery pipe 9, the second hollow plate 22 is communicated with the second delivery pipe 10, the first hollow plate 21 is located above the second hollow plate 22, and the first hollow plate 21 and the second hollow plate 22 are communicated by a plurality of groups of bent heat conduction pipes 23;
when air internal circulation is carried out, the dedusted air enters the second hollow plate 22 through the first conveying pipe 9, then the air is uniformly dispersed into each group of bent heat-conducting pipes 23, heat in the air in the bent heat-conducting pipes 23 is conducted to the aqueous solution in the water-cooled cooling chamber 6, so that effective heat dissipation of the air is realized, the conveying path of the air is enlarged by the bent heat-conducting pipes 23, the cooling and heat dissipation effects on the air are improved, and the cooled air is gathered in the first hollow plate 21 and enters the dehumidifying chamber 7 through the second conveying pipe 10;
set up on the cabinet body 1 with external communicating recess 27, and recess 27 separates through heat-conducting layer 24 with water-cooling room 6, heating panel 25 sets up on heat-conducting layer 24 and is located recess 27, and evenly install fin 26 on the heating panel 25, and carrying out air cooling's in-process, aqueous solution absorbs the air heat, heat-conducting layer 24 plays the heat derivation with in the aqueous solution, distribute away the heat through heating panel 25 and multiunit fin 26, help preventing inside aqueous solution and lead to the temperature sharply to rise because of the heat absorption, heat gives off and plays the auxiliary action to in the inside aqueous solution, the radiating effect to the air in the inner loop in-process has been guaranteed.
Example three:
the difference between the embodiment and embodiments 1 and 2 is that the data acquisition module is further configured to acquire humidity of the dehumidified air in the dehumidification chamber 7 (the humidity of the dehumidified air is acquired by a humidity sensor installed in the dehumidification chamber 7), and send the humidity value of the dehumidified air to the operation analysis module, and the operation analysis module receives the humidity value of the dehumidified air and calibrates the value to be Qtx; the operation analysis module analyzes based on the air humidity values before and after dehumidification, when Qts is larger than or equal to Qtsu (Qtsu is a humidity threshold value with a fixed value and is larger than zero), humidity difference analysis is carried out, in the humidity difference analysis, if Qts-Qtx is larger than Qtc (Qtc is a humidity threshold value with a fixed value and is larger than zero), the 'dehumidification mechanism 33 is judged to be normal', and if Qts-Qtx is smaller than or equal to Qtc, the 'dehumidification mechanism 33 is judged to be abnormal' (namely, the moisture absorbed by the dehumidification mechanism 33 is saturated and water absorption and dehumidification cannot be carried out any more);
the operation analysis module sends a judgment signal to the processor, the processor sends the judgment signal to the control execution module through the signal output module, when the control execution module receives the judgment signal that the dehumidification mechanism 33 is abnormal, a control instruction is generated, the switchable moisture absorption assembly 3 is controlled to switch the dehumidification mechanism 33 at the moment, the dehumidification mechanism 33 in the dehumidification chamber 7 is enabled to descend into the heating regeneration chamber 34, the dehumidification mechanism 33 in the other group rises into the dehumidification chamber 7, automatic switching of the dehumidification mechanism 33 can be achieved, smooth and continuous performance of a dehumidification process is guaranteed, and dehumidification effect and dehumidification efficiency are guaranteed.
Example four:
the present embodiment is different from embodiments 1, 2 and 3 in that an electric heating block 36 is installed in the heating regeneration chamber 34, the heating regeneration chamber 34 is communicated with the outside through an inclined air release port 37, the heating regeneration chamber 34 removes moisture in the abnormal dehumidification mechanism 33 by means of thermal desorption to realize the regeneration of the abnormal dehumidification mechanism 33, and the regeneration process is as follows: the electric heating block 36 is started, the electric heating block 36 converts electric energy into heat energy to gradually increase the temperature in the heating regeneration chamber 34, finally the heating desorption temperature is kept at 120-180 ℃, moisture contained in the dehumidification mechanism 33 is gradually removed, the dehumidification mechanism 33 can be regenerated, the dehumidification mechanism 33 can be repeatedly used, the use cost is reduced, hot and humid air generated in the heating regeneration chamber 34 is discharged through the inclined air leakage opening 37, and the regeneration efficiency is accelerated.
The working principle of the invention is as follows: when the intelligent cabinet is used, the data acquisition module acquires environmental data inside the cabinet body 1 and sends the environmental data to the operation analysis module, the operation analysis module analyzes the environmental data and obtains an operation safety value in the cabinet body 1, compares the operation safety value with a judgment threshold value, and sends a judgment signal of 'primary regulation', 'secondary regulation' or 'tertiary regulation' to the processor according to a comparison result; when the control execution module receives a judging signal of 'primary regulation', the cabinet body 1 only conducts heat inside through the heat dissipation shell 16, when a judging signal of 'secondary regulation' is received, on the basis of 'primary regulation', the circulating fan 11 is controlled to be started, air inside the cabinet body 1 enters the dust removal chamber 5 through the air inlet pipe 8, the dust removal mechanism 20 removes dust from the entering air, the air after dust removal enters the circulating cooling assembly 2 through the first conveying pipe 9, the circulating cooling assembly 2 cools the air after dust removal, the air after temperature reduction enters the dehumidifying chamber 7 through the second conveying pipe 10, the moisture in the air can be absorbed by the switchable moisture absorption assembly 3, finally, the air after dust removal, dehumidification and temperature reduction is conveyed into the vertical box 14 by the circulating fan 11, the air is sprayed into the cabinet body 1 by the air spraying head 15, and internal circulation of the air in the cabinet body 1 is realized, the heat dissipation and cooling of the interior can be realized, and meanwhile, the external rainwater and dust can be effectively prevented from entering;
when a judgment signal of 'tertiary adjustment' is received, on the basis of 'secondary adjustment', the output power of the circulating fan 11 is increased to accelerate the air internal circulation speed, the air blowing jacking assembly 4 is started, the air blowing fan blades 44 blow air to the heat radiating fins 26, so that heat conducted by the heat conducting layer 24 is quickly dissipated, the cooling of the water solution in the water cooling and cooling chamber 6 is accelerated, the jacking cam 45 repeatedly jacks the dust removing mechanism 20, the dust removing mechanism 20 continuously vibrates to shake off dust particles blocked in the filter holes, the dust filtering efficiency and the stability of the air circulation process are ensured, rainwater or dust in the outside world can be effectively prevented from entering the inside of the cabinet body 1 by performing air internal circulation and cooling the air in the internal circulation, the internal components are protected, automatic adaptive adjustment can be performed on the internal environment of the cabinet body 1 by analyzing, and the intelligent degree is high, the protection performance and the safety performance are greatly improved.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A high-low voltage switch cabinet with waterproof and dustproof functions comprises a cabinet body (1), an air inlet pipe (8), a first conveying pipe (9), a second conveying pipe (10) and a cabinet door (18), and is characterized in that a heat dissipation shell (16) is arranged on the cabinet body (1), the cabinet door (18) is installed on the outer wall of the cabinet body (1), a shielding top cover (17) is arranged at the top of the cabinet body (1), a dust removal chamber (5), a water-cooling temperature reduction chamber (6) and a dehumidification chamber (7) are arranged in the cabinet body (1), a dust removal mechanism (20) is arranged in the dust removal chamber (5), a circulating cooling assembly (2) is arranged in the water-cooling temperature reduction chamber (6), and a switchable moisture absorption assembly (3) extending into the dehumidification chamber (7) is installed on the cabinet body (1);
the air inlet pipe (8) is communicated with the interior of the dust removal chamber (5) and the cabinet body (1), the first conveying pipe (9) is communicated with the dust removal chamber (5) and the circulating cooling assembly (2), the second conveying pipe (10) is communicated with the circulating cooling assembly (2) and the dehumidification chamber (7), the cabinet body (1) is provided with a circulating fan (11), the circulating fan (11) is provided with an air exhaust pipe (12) and an air blowing pipe (13), the other end of the air exhaust pipe (12) is communicated with the dehumidification chamber (7), the cabinet body (1) is fixedly provided with a vertical box (14) through bolts, the other end of the air blowing pipe (13) is communicated with the vertical box (14), and the vertical box (14) is provided with a plurality of groups of air injection heads (15);
the intelligent cabinet is characterized in that a control panel (19) is mounted on the cabinet body (1), the control panel (19) comprises a processor, a data acquisition module, an operation analysis module, a signal output module and a control execution module, the data acquisition module is in communication connection with the operation analysis module, and the processor is in communication connection with the operation analysis module, the signal output module, the control execution module and a background monitoring terminal; the data acquisition module is used for acquiring the environmental data inside the cabinet body (1), and sending the environmental data to the operation analysis module, the operation analysis module is used for analyzing and generating a judgment signal based on the environmental data, the processor transmits the judgment signal to the control execution module through the signal output module, the control execution module is used for generating a control instruction based on the judgment signal, and carries out environment regulation on the inside of the cabinet body (1) based on the control instruction, and the background monitoring terminal is used for receiving and displaying the detection data and the environment regulation information sent by the processor.
2. The high-low voltage switch cabinet with the waterproof and dustproof functions according to claim 1, wherein the circulating cooling assembly (2) comprises a first hollow plate (21), a second hollow plate (22), a bent heat conduction pipe (23), a heat conduction layer (24) and a heat dissipation plate (25), a groove (27) communicated with the outside is formed in the cabinet body (1), the groove (27) is separated from the water-cooling chamber (6) through the heat conduction layer (24), the heat dissipation plate (25) is arranged on the heat conduction layer (24) and located in the groove (27), and heat dissipation fins (26) are uniformly arranged on the heat dissipation plate (25);
there are first hollow slab (21) and the hollow slab of second (22) through bolt fixed mounting in water-cooling room (6), the hollow slab of second (22) and first conveyer pipe (9) intercommunication, the hollow slab of second (22) and second conveyer pipe (10) intercommunication, and first hollow slab (21) are located the top of the hollow slab of second (22), and first hollow slab (21) and the hollow slab of second (22) are through multiunit bending heat pipe (23) intercommunication.
3. The high-low voltage switch cabinet with the waterproof and dustproof functions according to claim 2, wherein the cabinet body (1) is provided with a blast jacking assembly (4), the blast jacking assembly (4) comprises a second driving motor (41), a rotating shaft (43) and blast fan blades (44), the second driving motor (41) is fixedly mounted on the cabinet body (1) through a motor base, the output end of the second driving motor (41) is provided with a driving shaft (42), the rotating shaft (43) is vertically arranged and extends into the groove (27), the driving shaft (42) is in meshing transmission connection with the rotating shaft (43) through a bevel gear (46), the blast fan blades (44) are mounted on the rotating shaft (43) and located in the groove (27), and the blast direction of the blast fan blades (44) faces the cooling fins (26).
4. The high-low voltage switch cabinet with the waterproof and dustproof functions according to claim 3, wherein the blast jacking assembly (4) further comprises a jacking cam (45), the jacking cam (45) is installed on the driving shaft (42) and located in the dust removal chamber (5), the dust removal mechanism (20) comprises a frame (201) and a dust removal net (202), the frame (201) is horizontally arranged in the dust removal chamber (5), the dust removal net (202) is installed in the middle of the frame (201), the jacking cam (45) is in contact with the bottom of the frame (201), the installation seat (48) is fixedly arranged in the dust removal chamber (5) through bolts, and the installation seat (48) is connected with the frame (201) through a spring (47).
5. The high-low voltage switch cabinet with waterproof and dustproof functions according to claim 4, wherein the switchable moisture absorption assembly (3) comprises a first driving motor (31), a driving gear (32), a dehumidifying mechanism (33) and a vertical rack (35), a heating and regenerating chamber (34) is formed in the cabinet body (1), the heating and regenerating chamber (34) is located below the dehumidifying chamber (7), an electric heating block (36) is installed in the heating and regenerating chamber (34), and the heating and regenerating chamber (34) is communicated with the outside through an inclined air leakage opening (37);
there is first driving motor (31) through motor cabinet fixed mounting on the cabinet body (1), and installs drive gear (32) on the output shaft of first driving motor (31), erect rack (35) and be located the both sides of drive gear (32) and be connected rather than the meshing, and erect the top of rack (35) and install dehumidification mechanism (33), set up sealed mouth (39) that two sets of confession dehumidification mechanisms (33) passed between dehumidification room (7) and heating regeneration room (34), and a set of dehumidification mechanism (33) is located dehumidification room (7), and another set of dehumidification mechanism (33) is located heating regeneration room (34).
6. The high-low voltage switch cabinet with the waterproof and dustproof functions according to claim 5, wherein the dehumidifying mechanism (33) comprises a first sealing strip (331), a second sealing strip (332) and grid plates (333), the first sealing strip (331) is located above the second sealing strip (332), the number of the grid plates (333) is two, the two sets of the first sealing strip (331) and the second sealing strip (332) are connected, a desiccant (334) is filled between the two sets of the grid plates (333), two sets of slots (38) are formed in the dehumidifying chamber (7), and the slots (38) are located right above the sealing opening (39); when the dehumidifying mechanism (33) is in the dehumidifying chamber (7), the first sealing strip (331) is inserted into the slot (38), the second sealing strip (332) is positioned in the sealing opening (39), and when the dehumidifying mechanism (33) is in the lower heating regeneration chamber (34), the first sealing strip (331) is positioned in the sealing opening (39).
7. The high-low voltage switch cabinet with the waterproof and dustproof functions as claimed in claim 6, wherein the analysis operation of the operation analysis module is as follows:
receiving environmental data sent by a data acquisition module, wherein the environmental data comprise a temperature value, a humidity value and a dust concentration value in the cabinet body 1 and are sequentially calibrated to be Qtw, Qts and Qtf;
substituting the data into an operation analysis formula for analysis and calculation to finally obtain an operation safety value TKD in the cabinet body 1; when TKD < TKDi, the judgment signal of 'primary adjustment' is sent to the processor, when TKDi is not more than TKD < TKDr, the judgment signal of 'secondary adjustment' is sent to the processor, when TKDr is not more than TKD, the judgment signal of 'tertiary adjustment' is sent to the processor, wherein TKDi and TKDr are judgment thresholds of fixed values, TKDi and TKDr are both larger than zero, and TKDi < TKDr.
8. The high-low voltage switch cabinet with waterproof and dustproof functions as claimed in claim 7, wherein the control execution module is specifically adjusted as follows:
receiving a judgment signal sent by the signal output module, and controlling the execution module to enable the cabinet body (1) to conduct out the heat inside only through the heat dissipation shell (16) when receiving the judgment signal of 'primary adjustment';
when a judging signal of 'secondary regulation' is received, the control execution module sends a control instruction, at the moment, on the basis of 'primary regulation', the control circulating fan (11) is started, the air inside the cabinet body (1) enters the dust removal chamber (5) through the air inlet pipe (8), the dust removal mechanism (20) removes dust from the entering air, the air after dust removal enters the circulating cooling assembly (2) through the first conveying pipe (9), the circulating cooling assembly (2) cools the air after dust removal, the air after temperature reduction enters the dehumidification chamber (7) through the second conveying pipe (10), the switchable moisture absorption component (3) absorbs moisture in the air, finally the circulating fan (11) sends the air after dust removal, dehumidification and temperature reduction into the vertical box (14), the air is sprayed into the cabinet body (1) by the air spraying head (15) to realize the internal circulation of air in the cabinet body (1);
when receiving the decision signal of "tertiary regulation", control execution module sends control command, this moment on the basis of "second grade regulation", increase circulating fan (11)'s output, in order to accelerate the air inner loop speed, and start air blast jacking subassembly (4), air blast fan leaf (44) blast air to fin (26), so that the heat that heat-conducting layer (24) conduction was derived dispels fast, accelerate the cooling of the interior aqueous solution of water-cooling room (6), and jacking cam (45) jack-up dust removal mechanism (20) repeatedly, dust removal mechanism (20) constantly vibrate, shake off with the particulate matter dust that blocks up in the filtration pore, guarantee the stability of dust filtration efficiency and air cycle process.
9. The high-low voltage switch cabinet with waterproof and dustproof functions as claimed in claim 8, wherein the data acquisition module is further configured to acquire humidity of the dehumidified air in the dehumidification chamber (7) and send the humidity value of the dehumidified air to the operation analysis module, and the operation analysis module receives the humidity value of the dehumidified air and is calibrated to QTx; the operation analysis module analyzes based on the air humidity values before and after dehumidification, when Qts is larger than or equal to Qtsu, humidity difference analysis is carried out, in the humidity difference analysis, if Qts-Qtx is larger than Qtc, the dehumidification mechanism (33) is judged to be normal, and if Qts-Qtx is smaller than or equal to Qtc, the dehumidification mechanism (33) is judged to be abnormal; wherein Qtsu is a humidity threshold value with a fixed numerical value, Qtc is a humidity difference threshold value with a fixed numerical value, and both Qtsu and Qtc are greater than zero;
the operation analysis module sends a judgment signal to the processor, the processor sends the judgment signal to the control execution module through the signal output module, when the control execution module receives the judgment signal that the dehumidification mechanism (33) is abnormal, a control instruction is generated, the switchable moisture absorption assembly (3) is controlled to switch the dehumidification mechanism (33), the dehumidification mechanism (33) in the dehumidification chamber (7) is made to descend into the heating regeneration chamber (34), and the other group of dehumidification mechanisms (33) ascend into the dehumidification chamber (7).
10. The high-low voltage switch cabinet with waterproof and dustproof functions according to claim 9, wherein the heating regeneration chamber (34) removes moisture in the abnormal dehumidification mechanism (33) in a thermal desorption manner to realize regeneration of the abnormal dehumidification mechanism (33), and the regeneration process is as follows:
and starting the electric heating block (36), wherein the electric heating block (36) converts electric energy into heat energy so as to gradually increase the temperature in the heating regeneration chamber (34), finally, the temperature of heating desorption is kept at 120-180 ℃, moisture contained in the dehumidification mechanism (33) is gradually removed, and hot moisture generated in the heating regeneration chamber (34) is discharged through the inclined air leakage opening (37).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111602801.1A CN114256754A (en) | 2021-12-24 | 2021-12-24 | High-low voltage switch cabinet with waterproof dustproof function |
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| CN202111602801.1A CN114256754A (en) | 2021-12-24 | 2021-12-24 | High-low voltage switch cabinet with waterproof dustproof function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114828599A (en) * | 2022-07-01 | 2022-07-29 | 南通昊天智能科技有限公司 | Communication device based on Internet of things |
| CN115134295A (en) * | 2022-05-30 | 2022-09-30 | 湖南竣能科技有限公司 | Router protector with dampproofing function |
| CN115474370A (en) * | 2022-09-14 | 2022-12-13 | 东营金丰正阳科技发展有限公司 | Intelligent modularized oil well control cabinet |
| CN117498180A (en) * | 2023-12-29 | 2024-02-02 | 江苏福基电气有限公司 | Dehumidification dust removal high tension switchgear |
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2021
- 2021-12-24 CN CN202111602801.1A patent/CN114256754A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115134295A (en) * | 2022-05-30 | 2022-09-30 | 湖南竣能科技有限公司 | Router protector with dampproofing function |
| CN115134295B (en) * | 2022-05-30 | 2023-09-19 | 湖南竣能科技有限公司 | Router protector with dampproofing function |
| CN114828599A (en) * | 2022-07-01 | 2022-07-29 | 南通昊天智能科技有限公司 | Communication device based on Internet of things |
| CN115474370A (en) * | 2022-09-14 | 2022-12-13 | 东营金丰正阳科技发展有限公司 | Intelligent modularized oil well control cabinet |
| CN115474370B (en) * | 2022-09-14 | 2024-03-22 | 东营金丰正阳科技发展有限公司 | Intelligent modularized oil well control cabinet |
| CN117498180A (en) * | 2023-12-29 | 2024-02-02 | 江苏福基电气有限公司 | Dehumidification dust removal high tension switchgear |
| CN117498180B (en) * | 2023-12-29 | 2024-03-15 | 江苏福基电气有限公司 | Dehumidification dust removal high tension switchgear |
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Application publication date: 20220329 |