CN215683047U - PLC variable frequency control cabinet radiating component - Google Patents

PLC variable frequency control cabinet radiating component Download PDF

Info

Publication number
CN215683047U
CN215683047U CN202121684381.1U CN202121684381U CN215683047U CN 215683047 U CN215683047 U CN 215683047U CN 202121684381 U CN202121684381 U CN 202121684381U CN 215683047 U CN215683047 U CN 215683047U
Authority
CN
China
Prior art keywords
cabinet body
inner cavity
bolted
sliding
cabinet
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.)
Active
Application number
CN202121684381.1U
Other languages
Chinese (zh)
Inventor
陈坤伦
胡福海
马卫兵
匡波
张卫华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Xinyi Technology Co ltd
Original Assignee
Wuhan Xinyi Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan Xinyi Technology Co ltd filed Critical Wuhan Xinyi Technology Co ltd
Priority to CN202121684381.1U priority Critical patent/CN215683047U/en
Application granted granted Critical
Publication of CN215683047U publication Critical patent/CN215683047U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The utility model discloses a radiating assembly of a PLC variable frequency control cabinet, which relates to the technical field of PLC control equipment and comprises a cabinet body, wherein a fixed box is bolted at the top of the cabinet body, a containing box is welded at the bottom of the cabinet body, a dust collecting box is assembled in the inner cavity of the containing box, and a water tank is bolted at one side of the cabinet body. Carry out the water-cooling heat dissipation all around to the cabinet body through first outlet pipe, the advantage that the thermal capacity of utilizing water is greater than the air has improved the radiating efficiency, through the intercommunication board, the cooperation of hose and outlet duct, communicate the air conditioning of air conditioner to the shower nozzle, by the shower nozzle with even the scattering of air conditioning in the internal portion of cabinet, reduce the internal temperature of cabinet, drive the dust of brush to the internal portion of cabinet through the thread bush and clear up, the radiating effect has been promoted, the potential safety hazard can be eliminated simultaneously, utilize first logical groove to concentrate the dust in the collection dirt box, be convenient for clear up.

Description

PLC variable frequency control cabinet radiating component
Technical Field
The utility model relates to the technical field of PLC control equipment, in particular to a radiating assembly of a PLC variable frequency control cabinet.
Background
The PLC control cabinet has the protection functions of overload, short circuit, open-phase protection and the like. It has compact structure, stable operation and complete functions. The intelligent control system can be combined according to the size of an actual control specification, not only can realize single-cabinet automatic control, but also can realize that a plurality of cabinets form a Distributed Control System (DCS) through an industrial Ethernet or an industrial field bus network. The PLC control cabinet can adapt to industrial automation control occasions of various sizes. The method is widely applied to industries such as electric power, metallurgy, chemical industry, papermaking and environmental protection sewage treatment.
The PLC variable frequency control cabinet needs to use a heat radiation component, and common PLC variable frequency control cabinet radiating effect is not good enough on the market, can reduce the life of inside components and parts to increase the maintenance probability, through long-term the use simultaneously, a large amount of dusts can be accumulated in the inside of switch board, and untimely clearance can be to leading to the unable discharge of heat, and has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a PLC variable frequency control cabinet radiating assembly, which is characterized in that the periphery of a cabinet body is subjected to water-cooling radiation through a first water outlet pipe, the radiating efficiency is improved by utilizing the advantage that the heat capacity of water is larger than that of air, cold air of an air conditioner is communicated to a spray head through the matching of a communicating plate, a hose and an air outlet pipe, the cold air is uniformly dispersed in the cabinet body through the spray head, the temperature in the cabinet body is reduced, dust in the cabinet body is cleaned through a dust removing mechanism, the radiating effect is improved, meanwhile, potential safety hazards can be eliminated, and the problems in the background art are solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PLC variable frequency control cabinet radiator unit, includes the cabinet body, the top of the cabinet body has bolted the fixed case, the bottom welding of the cabinet body has the containing box, the inner chamber of containing box is equipped with the dust collection box, one side bolt of the cabinet body has the water tank, the first part of inner chamber of the cabinet body is provided with cooling body, the inner chamber lower half of the cabinet body is provided with dust removal mechanism, the welding all around of the cabinet body has the installation angle.
Preferably, the inner chamber bolt of water tank has the fixed plate, the top of fixed plate is equipped with the water pump, one side intercommunication of water pump has first inlet tube, first inlet tube runs through the fixed plate and downwardly extending, the top intercommunication of water pump has first outlet pipe, one side of first outlet pipe run through the water tank and with the laminating mutually all around of the cabinet body, the opposite side of first outlet pipe runs through the lower half of water tank and extends to the inner chamber of water tank.
Preferably, the first water outlet pipe is bolted with the periphery of the cabinet body through a pipe clamp and a fixing screw, a through hole is formed in the surface of the pipe clamp, and a thread is formed in an inner cavity of the through hole.
Preferably, one side of the water tank is communicated with a second water inlet, the bottom of the water tank is communicated with a second water outlet, and valves are assembled on one sides of the second water inlet and the second water outlet.
Preferably, cooling body includes air conditioner, outlet duct, hose, intercommunication board, shower nozzle, movable block, connecting rod, movable rod, carousel, first motor and first slider, the inner chamber of fixed case is equipped with the air conditioner, one side intercommunication of air conditioner has the outlet duct, the outlet duct runs through fixed case and the cabinet body in proper order and has the hose through the connecting seat intercommunication, one side intercommunication of hose has the intercommunication board, the bottom intercommunication of intercommunication board has the multiunit shower nozzle.
Preferably, one side bolt of intercommunication board has the movable block, the movable block has the connecting rod through sliding seat swing joint, one side swing joint of connecting rod has the movable rod, the welding of one side of movable rod has the carousel, the flat key-type connection in the output shaft of first motor of inner chamber of carousel, first motor assembles in the first half of the inner chamber of the cabinet body.
Preferably, first spout has been seted up to the first half of the inner chamber of the cabinet body, one side bolt joint of intercommunication board has first slider, first slider sliding connection runs through first spout in the inner chamber of first spout.
Preferably, dust removal mechanism includes equipment box, backup pad, second motor, lead screw, thread bush, brush, first logical groove, slide bar and second slider, the equipment box has been bolted to the lower half of the cabinet body, the top of equipment box is bolted to have the backup pad, the top of backup pad has been bolted to have the baffle, the inner chamber of equipment box is equipped with the second motor, the output shaft parallel key of second motor is connected with the lead screw, the lead screw runs through the equipment box and rotates through the bearing and connect in the inner chamber lower half of the cabinet body, the surface threaded connection of lead screw has the thread bush, the thread bush bottom has been bolted to have the brush, first logical groove has been seted up to the lower wall of the cabinet body, first logical groove all runs through the cabinet body and containing box and communicates in the inner chamber of containing box in proper order.
Preferably, one side of the supporting plate is bolted with a sliding rod, one side of the sliding rod is bolted with the lower half part of the inner cavity of the cabinet body, the top of the threaded sleeve is bolted with a second sliding block, and the inner cavity of the second sliding block is connected to the surface of the sliding rod in a sliding manner.
Preferably, the two sides of the inner cavity of the containing box are both provided with second sliding grooves, the two sides of the dust collecting box are bolted with third sliding blocks, the third sliding blocks are both connected to the inner cavity of the second sliding grooves in a sliding mode and penetrate through the second sliding grooves, and the top of the dust collecting box is provided with a second through groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the heat dissipation assembly of the PLC variable frequency control cabinet, the water tank, the water pump, the first water inlet pipe and the first water outlet pipe are matched, so that heat on the surface of the cabinet body can be taken away conveniently by utilizing the flowability of water, water flows into the water tank after surrounding the cabinet body for a circle through the first water outlet pipe, and then enters the water pump again through the first water inlet pipe for recycling, and the use cost is reduced.
2. The utility model provides a radiating assembly of a PLC variable frequency control cabinet, which is convenient for uniformly dispersing cold air in a cabinet body, reduces the temperature in the cabinet body, prolongs the service life of components and reduces the maintenance rate by matching an air conditioner, an air outlet pipe, a hose, a communicating plate, a spray head, a movable block, a connecting rod, a movable rod, a turntable, a first motor and a first sliding block.
3. The utility model provides a radiating assembly of a PLC variable frequency control cabinet, which is convenient for cleaning dust in a cabinet body through the matching of an equipment box, a supporting plate, a second motor, a screw rod, a thread bush, a brush, a first through groove, a slide rod and a second slide block, has an auxiliary radiating effect, and can eliminate potential safety hazards by avoiding dust winding.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view of the cabinet and stationary box structure of the present invention;
FIG. 3 is a sectional view of the structure of the water tank of the present invention;
fig. 4 is a perspective view of a partial structure of the cooling mechanism of the present invention.
Reference numbers in the figures: 1. a cabinet body; 2. a fixed box; 3. a storage box; 4. a dust collecting box; 5. a water tank; 6. a cooling mechanism; 61. an air conditioner; 62. an air outlet pipe; 63. a hose; 64. a communication plate; 65. a spray head; 66. a movable block; 67. a connecting rod; 68. a movable rod; 69. a turntable; 610. a first motor; 611. a first slider; 7. a dust removal mechanism; 71. an equipment box; 72. a support plate; 73. a second motor; 74. a screw rod; 75. a threaded sleeve; 76. a brush; 77. a first through groove; 78. a slide bar; 79. a second slider; 8. a fixing plate; 9. a water pump; 10. a first water inlet pipe; 11. a first water outlet pipe; 12. a pipe clamp; 13. and a third slide block.
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 utility model provides a heat dissipation assembly of a PLC (programmable logic controller) variable frequency control cabinet as shown in figures 1-4, which comprises a cabinet body 1, wherein a fixed box 2 is bolted at the top of the cabinet body 1, a containing box 3 is welded at the bottom of the cabinet body 1, a dust collecting box 4 is assembled in an inner cavity of the containing box 3, a water tank 5 is bolted at one side of the cabinet body 1, a cooling mechanism 6 is arranged at the upper half part of the inner cavity of the cabinet body 1, a dust removing mechanism 7 is arranged at the lower half part of the inner cavity of the cabinet body 1, and mounting angles are welded around the cabinet body 1.
Fixed plate 8 has been bolted to the inner chamber of water tank 5, the top of fixed plate 8 is equipped with water pump 9, one side intercommunication of water pump 9 has first inlet tube 10, first inlet tube 10 runs through fixed plate 8 and downwardly extending, be convenient for provide the water source for water pump 9, the top intercommunication of water pump 9 has first outlet pipe 11, one side of first outlet pipe 11 run through water tank 5 and laminate mutually all around with the cabinet body 1, be convenient for promote the radiating effect, the opposite side of first outlet pipe 11 runs through the lower half of water tank 5 and extends to the inner chamber of water tank 5.
First outlet pipe 11 and the cabinet body 1 all around carry out the bolt through pipe strap 12 and set screw, and the through-hole has been seted up on the surface of pipe strap 12, and the inner chamber of through-hole is seted up threadedly, makes to connect more stably.
One side intercommunication of water tank 5 has the second water inlet, and the bottom intercommunication of water tank 5 has the second delivery port, and one side of second water inlet and second delivery port all is equipped with the valve, can regularly change the water source.
Cooling body 6 includes air conditioner 61, outlet duct 62, hose 63, communicating plate 64, shower nozzle 65, movable block 66, connecting rod 67, movable rod 68, carousel 69, first motor 610 and first slider 611, the inner chamber of fixed case 2 is equipped with air conditioner 61, one side intercommunication of air conditioner 61 has outlet duct 62, outlet duct 62 runs through fixed case 2 and the cabinet body 1 in proper order and has hose 63 through the connecting seat intercommunication, one side intercommunication of hose 63 has communicating plate 64, the bottom intercommunication of communicating plate 64 has multiunit shower nozzle 65, be convenient for distribute air conditioning in the inside of the cabinet body 1.
One side of the communicating plate 64 is bolted with a movable block 66, the movable block 66 is movably connected with a connecting rod 67 through a movable seat, one side of the connecting rod 67 is movably connected with a movable rod 68, one side of the movable rod 68 is welded with a turntable 69, the inner cavity of the turntable 69 is in flat key connection with the output shaft of the first motor 610, and the first motor 610 is assembled on the upper half part of the inner cavity of the cabinet body 1, so that the spray head 65 can be driven to move, and cold air can be uniformly distributed.
First spout has been seted up to the first half of the inner chamber of the cabinet body 1, and one side bolt of intercommunication board 64 has connect first slider 611, and first slider 611 sliding connection runs through first spout in the inner chamber of first spout, plays spacing and supported effect.
Dust removal mechanism 7 includes equipment box 71, the backup pad 72, second motor 73, the lead screw 74, the thread bush 75, brush 76, first logical groove 77, slide bar 78 and second slider 79, equipment box 71 has been bolted to the lower half of the cabinet body 1, backup pad 72 has been bolted to the top of equipment box 71, the baffle has been bolted to the top of backup pad 72, the inner chamber of equipment box 71 is equipped with second motor 73, the output shaft parallel key of second motor 73 is connected with lead screw 74, lead screw 74 runs through equipment box 71 and rotates through the bearing and connect in the inner chamber lower half of the cabinet body 1, the surperficial threaded connection of lead screw 74 has thread bush 75, brush 76 has been bolted to the thread bush 75 bottom, be convenient for clear up the dust, first logical groove 77 has been seted up to the lower wall of the cabinet body 1, first logical groove 77 all runs through cabinet body 1 and containing box 3 in proper order and communicates in the inner chamber of containing box 3, be convenient for clear up the dust to containing box 3.
One side of the supporting plate 72 is bolted with a sliding rod 78, one side of the sliding rod 78 is bolted with the lower half part of the inner cavity of the cabinet body 1, the top of the threaded sleeve 75 is bolted with a second sliding block 79, and the inner cavity of the second sliding block 79 is slidably connected to the surface of the sliding rod 78, so that the supporting and limiting effects are achieved.
The second spout has all been seted up to the inner chamber both sides of containing box 3, and the both sides bolt joint of dust collection box 4 has third slider 13, and the equal sliding connection of third slider 13 runs through the second spout in the inner chamber of second spout, and the second logical groove has been seted up at the top of dust collection box 4, is convenient for dismantle dust collection box 4 to clear up accumulational dust.
The working principle of the heat dissipation assembly of the PLC frequency conversion control cabinet provided by the utility model is as follows: when in use, a user turns on the air conditioner 61 through the controller, the air outlet pipe 62 is used for communicating the air to the hose 63 and the communicating plate 64 in sequence, the nozzle 65 disperses the air in the cabinet body 1, meanwhile, the user turns on the first motor 610 through the controller to drive the turntable 69 to rotate, so as to drive the movable rod 68, the connecting rod 67 and the movable block 66 to displace and drive the communicating plate 64 to move, thereby facilitating the uniform dispersion of the air, the user turns on the water pump 9 through the controller to discharge the water into the water tank 5 after the water flows around the cabinet body by the first water outlet pipe 11, the water enters the water pump 9 again through the first water inlet pipe 10 to be recycled, at the moment, the user turns on the second motor 73 through the controller to drive the screw rod 74 to rotate, thereby driving the thread sleeve 75 and the brush 76 to move, thereby cleaning the dust in the inner cavity of the cabinet body 1, and discharging the dust into the dust collection box 4 through the first through groove 77, thereby solving the problem of poor heat dissipation effect, reduce the life of inside components and parts, increase the maintenance probability, simultaneously through long-term the use, the inside of switch board can accumulate a large amount of dusts, and the untimely clearance can be to leading to the unable discharge of heat, and has the problem of potential safety hazard.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The heat dissipation assembly of the PLC variable frequency control cabinet comprises a cabinet body (1) and is characterized in that a fixed box (2) is bolted to the top of the cabinet body (1), a containing box (3) is welded to the bottom of the cabinet body (1), a dust collecting box (4) is assembled in an inner cavity of the containing box (3), a water tank (5) is bolted to one side of the cabinet body (1), a cooling mechanism (6) is arranged on the upper half portion of the inner cavity of the cabinet body (1), a dust removal mechanism (7) is arranged on the lower half portion of the inner cavity of the cabinet body (1), and mounting angles are welded around the cabinet body (1).
2. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that a fixing plate (8) is bolted to an inner cavity of a water tank (5), a water pump (9) is assembled at the top of the fixing plate (8), one side of the water pump (9) is communicated with a first water inlet pipe (10), the first water inlet pipe (10) penetrates through the fixing plate (8) and extends downwards, the top of the water pump (9) is communicated with a first water outlet pipe (11), one side of the first water outlet pipe (11) penetrates through the water tank (5) and is attached to the periphery of the cabinet body (1), and the other side of the first water outlet pipe (11) penetrates through the lower half portion of the water tank (5) and extends towards the inner cavity of the water tank (5).
3. The radiating assembly of the PLC frequency conversion control cabinet is characterized in that the first water outlet pipe (11) is bolted with the periphery of the cabinet body (1) through a pipe clamp (12) and fixing screws, a through hole is formed in the surface of the pipe clamp (12), and a thread is formed in the inner cavity of the through hole.
4. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that a second water inlet is communicated with one side of the water tank (5), a second water outlet is communicated with the bottom of the water tank (5), and valves are assembled on one sides of the second water inlet and the second water outlet.
5. The radiating assembly of the PLC frequency conversion control cabinet is characterized in that the cooling mechanism (6) comprises an air conditioner (61), an air outlet pipe (62), a hose (63), a communicating plate (64), a spray head (65), a movable block (66), a connecting rod (67), a movable rod (68), a rotary table (69), a first motor (610) and a first sliding block (611), the air conditioner (61) is assembled in the inner cavity of the fixed box (2), the air outlet pipe (62) is communicated with one side of the air conditioner (61), the air outlet pipe (62) sequentially penetrates through the fixed box (2) and the cabinet body (1) and is communicated with the hose (63) through a connecting seat, the communicating plate (64) is communicated with one side of the hose (63), and a plurality of groups of spray heads (65) are communicated with the bottom of the communicating plate (64).
6. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that a movable block (66) is connected to one side of the communication plate (64) in a bolted mode, the movable block (66) is movably connected with a connecting rod (67) through a movable seat, a movable rod (68) is movably connected to one side of the connecting rod (67), a rotary table (69) is welded to one side of the movable rod (68), an inner cavity of the rotary table (69) is connected to an output shaft of a first motor (610) in a flat key mode, and the first motor (610) is assembled on the upper half portion of an inner cavity of the cabinet body (1).
7. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that a first sliding groove is formed in the upper half portion of an inner cavity of the cabinet body (1), a first sliding block (611) is connected to one side of the communication plate (64) in a bolted mode, and the first sliding block (611) is connected to the inner cavity of the first sliding groove in a sliding mode and penetrates through the first sliding groove.
8. The heat dissipation assembly of the PLC variable frequency control cabinet according to claim 1, wherein the dust removal mechanism (7) comprises an equipment box (71), a support plate (72), a second motor (73), a screw rod (74), a threaded sleeve (75), a brush (76), a first through groove (77), a sliding rod (78) and a second sliding block (79), the equipment box (71) is bolted on the lower half portion of the cabinet body (1), the support plate (72) is bolted on the top portion of the equipment box (71), a baffle is bolted on the top portion of the support plate (72), the second motor (73) is assembled in an inner cavity of the equipment box (71), the screw rod (74) penetrates through the equipment box (71) and is rotatably connected to the lower half portion of the inner cavity of the cabinet body (1) through a bearing, the threaded sleeve (75) is in threaded connection with the surface of the screw rod (74), brush (76) have been bolted to thread bush (75) bottom, first logical groove (77) have been seted up to the lower wall of the cabinet body (1), first logical groove (77) all run through the cabinet body (1) and containing box (3) in proper order and communicate in the inner chamber of containing box (3).
9. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that a sliding rod (78) is connected to one side of the supporting plate (72) in a bolted mode, one side of the sliding rod (78) is connected to the lower half portion of an inner cavity of the cabinet body (1) in a bolted mode, a second sliding block (79) is connected to the top of the threaded sleeve (75) in a bolted mode, and the inner cavity of the second sliding block (79) is connected to the surface of the sliding rod (78) in a sliding mode.
10. The heat dissipation assembly of the PLC variable frequency control cabinet is characterized in that second sliding grooves are formed in two sides of an inner cavity of the containing box (3), third sliding blocks (13) are bolted to two sides of the dust collecting box (4), the third sliding blocks (13) are connected to the inner cavity of the second sliding grooves in a sliding mode and penetrate through the second sliding grooves, and a second through groove is formed in the top of the dust collecting box (4).
CN202121684381.1U 2021-07-22 2021-07-22 PLC variable frequency control cabinet radiating component Active CN215683047U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121684381.1U CN215683047U (en) 2021-07-22 2021-07-22 PLC variable frequency control cabinet radiating component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121684381.1U CN215683047U (en) 2021-07-22 2021-07-22 PLC variable frequency control cabinet radiating component

Publications (1)

Publication Number Publication Date
CN215683047U true CN215683047U (en) 2022-01-28

Family

ID=79981214

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121684381.1U Active CN215683047U (en) 2021-07-22 2021-07-22 PLC variable frequency control cabinet radiating component

Country Status (1)

Country Link
CN (1) CN215683047U (en)

Similar Documents

Publication Publication Date Title
CN205985884U (en) Switch board that radiating effect is good
CN112928653A (en) Switch board with high heat dispersion
CN215683047U (en) PLC variable frequency control cabinet radiating component
CN112218508A (en) Electric power detection device cooling equipment with cooling and dust removing functions
CN104729355A (en) Automatic condensing fin cleaning device and air conditioner with same
CN216700830U (en) Digital industrial variable frequency control cabinet
CN113381326B (en) Electrical engineering is with high-efficient heat dissipation electric appliance cabinet
CN218066065U (en) Flow-adjustable efficient energy-saving heat exchange unit
CN215835668U (en) Frequency converter with switchable ports
CN111251059A (en) Drilling equipment with cooling and heat dissipation functions
CN113877380A (en) Refrigeration type compressed air purification dryer
CN210255549U (en) Slotting device for producing PLC control cabinet
CN209105535U (en) A kind of integrated cabinet
CN209406327U (en) A kind of OIL IN LUBRICATING OIL PRODUCTION reaction kettle
CN208513889U (en) A kind of automatic welder with cooling function
CN217220651U (en) A welding exhaust treatment device for spiral steel pipe production
CN110666630A (en) Grinding device for manufacturing radiator
CN220437236U (en) Novel descaling and cleaning device for cooling tower
CN217701691U (en) Novel aluminum product processing tapping device
CN212253757U (en) Heat exchanger with multifunctional filter
CN220427726U (en) CNC machining center automatic spraying device
CN215500259U (en) Electromechanical device heat abstractor
CN212470515U (en) Aluminum profile extrusion shaping device
CN221649330U (en) Cleaning device for cooler in transformer
CN215930621U (en) Energy-saving steam heat exchanger

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant