CN215452247U - Cubical switchboard with intelligence heat dissipation function - Google Patents

Cubical switchboard with intelligence heat dissipation function Download PDF

Info

Publication number
CN215452247U
CN215452247U CN202121254484.4U CN202121254484U CN215452247U CN 215452247 U CN215452247 U CN 215452247U CN 202121254484 U CN202121254484 U CN 202121254484U CN 215452247 U CN215452247 U CN 215452247U
Authority
CN
China
Prior art keywords
cabinet body
heat dissipation
cabinet
cooling
dissipation function
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
CN202121254484.4U
Other languages
Chinese (zh)
Inventor
赵秀春
李佳荣
陈斌
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.)
Nanjing Jianshun Electrical Appliance Control Equipment Co ltd
Original Assignee
Nanjing Jianshun Electrical Appliance Control Equipment 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 Nanjing Jianshun Electrical Appliance Control Equipment Co ltd filed Critical Nanjing Jianshun Electrical Appliance Control Equipment Co ltd
Priority to CN202121254484.4U priority Critical patent/CN215452247U/en
Application granted granted Critical
Publication of CN215452247U publication Critical patent/CN215452247U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Patch Boards (AREA)

Abstract

The application relates to a cubical switchboard with intelligence heat dissipation function is applied to electrical equipment technical field, and it includes the cabinet body, the internal heat dissipation mechanism that is used for radiating that is equipped with of cabinet, heat dissipation mechanism is including being used for carrying out the cooling piece of cooling to the cabinet body to and be used for carrying out radiating piece to the cabinet body. This application dispels the heat to the cubical switchboard through heat dissipation mechanism to reach the effect of cooling down to the cabinet body, and then reduce the internal high possibility of appearing the temperature of cabinet, take place with the condition that reduces the too high stop motion of electronic components temperature.

Description

Cubical switchboard with intelligence heat dissipation function
Technical Field
The application relates to the technical field of electrical equipment, in particular to a switch cabinet with an intelligent heat dissipation function.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system.
Chinese patent with publication number CN208352726U discloses an intelligence heat dissipation cubical switchboard, including the cubical switchboard shell, the front surface upper end of cubical switchboard shell is connected with cubical switchboard door a through the hinge rotation, there is a cubical switchboard display screen through screw fixedly connected with on one side of the front surface of cubical switchboard door a, one side of cubical switchboard display screen is provided with the cubical switchboard manometer, and the cubical switchboard manometer passes through recess block fixed connection with cubical switchboard door a, the recess block fixedly connected with control button is passed through to cubical switchboard door a's front surface opposite side, cubical switchboard door a's below is provided with cubical switchboard door B, and cubical switchboard door B passes through the hinge rotation with the cubical switchboard shell and is connected.
In view of the above-mentioned related technologies, the inventor believes that, in the use process of the switch cabinet, the temperature in the switch cabinet is likely to be too high, and thus the electronic components are likely to stop operating due to the too high temperature.
SUMMERY OF THE UTILITY MODEL
In order to improve the cubical switchboard and appear that inside temperature is higher easily, lead to the problem of electronic components stop operation, this application provides a cubical switchboard with intelligence heat dissipation function.
The application provides a cubical switchboard with intelligence heat dissipation function adopts following technical scheme:
the utility model provides a cubical switchboard with intelligence heat dissipation function, includes the cabinet body, the internal heat dissipation mechanism that is used for the radiating that is equipped with of cabinet, heat dissipation mechanism is including being used for carrying out the cooling part of cooling and being used for carrying out radiating piece to the cabinet body.
Through adopting above-mentioned technical scheme, when needs dispel the heat to the cubical switchboard, the operator adds the condensate in to the cooling piece, the operator starts heat dissipation mechanism, the cooling piece cools down the internal portion of cabinet through the condensate this moment, the heat dissipation piece is to the internal portion transport gas of cabinet, increase the air cycle rate of the internal portion of cabinet to reach the effect of cooling down to the cabinet body, and then reduce the internal high possibility of appearance temperature of cabinet, take place with the condition that reduces the too high shutdown of electronic components temperature.
Optionally, the cooling element includes a water tank disposed outside the cabinet body, a water pipe is disposed in the cabinet body, two ends of the water pipe are both communicated with the water tank, and a water pump is disposed on the water pipe.
Through adopting above-mentioned technical scheme, in the operator added the water tank with the condensate, the operator started the water pump, and the condensate of water pump in with the water tank is carried to the raceway for the condensate is along the raceway at cabinet body inner loop, thereby makes the raceway cool down the air of the internal of cabinet, in order to reach the effect to the cubical switchboard cooling.
Optionally, the internal a plurality of cooling plate that is equipped with of cabinet, a plurality of the mounting groove has all been seted up in the cooling plate, the embedded condenser pipe that is equipped with of mounting groove, the condenser pipe is linked together with the raceway.
Through adopting above-mentioned technical scheme, carrying out radiating in-process to the cubical switchboard, the condenser pipe cools down to the cooling plate, has increased the area of contact of raceway and the internal air of cabinet, and then has increased the cooling scope of raceway, has promoted the cooling effect of raceway to the cabinet body, and the cooling plate cools down electronic components to the cooling plate has increased the cooling effect of condenser pipe, with the cooling effect of increase cooling piece to the cubical switchboard.
Optionally, a first air hole communicated with the mounting groove is formed in the cooling plate along the length direction, a second air hole communicated with the first air hole is formed in the upper surface of the cooling plate, an air inlet pipe communicated with the first air hole is formed in the side wall of the cabinet body, one end, far away from the through hole, of the air inlet pipe is communicated with a ventilation box, a ventilation hole is formed in the side wall of the ventilation box, and a first exhaust fan is arranged in the ventilation box.
Through adopting above-mentioned technical scheme, the operator starts first exhaust fan for the air flows in first bleeder vent, thereby increases the mobility of low temperature gas in the cooling plate, and then the condenser pipe of being convenient for carries out rapid cooling to the cooling plate, further promotes the cooling effect of cooling plate.
Optionally, a heat preservation groove is sleeved on the water tank.
Through adopting above-mentioned technical scheme, the heat-preserving groove can play heat retaining effect to the water tank to it leads to the condition emergence of condensate temperature rising to reduce the direct and external air contact of water tank.
Optionally, be equipped with the gyro wheel on the diapire of heat preservation groove, wear to be equipped with the pivot on the gyro wheel the both ends of pivot all are connected with a dead lever, two the one end that the gyro wheel was kept away from to the dead lever is all overlapped and is equipped with a sleeve, the sleeve is kept away from the one end of gyro wheel and is fixed in on the heat preservation groove, two all be equipped with a baffle on the dead lever, the lateral wall and the telescopic inner wall of baffle are inconsistent, the baffle slides and sets up in the sleeve, the dead lever is equipped with the spring between sleeve and baffle, spring one end is contradicted on telescopic roof, the other end contradict in on the baffle.
Through adopting above-mentioned technical scheme, the operator is at the in-process that removes the cubical switchboard, the operator promotes the cabinet body and drives the gyro wheel removal, the gyro wheel converts the sliding friction power between the cabinet body and the ground into rolling friction power this moment, thereby the frictional force between the cabinet body and the ground has been reduced, so that the operator removes the cubical switchboard, the cabinet body compresses the spring through the sleeve simultaneously under the effect of self gravity, the cabinet body has elastic restoring force through the sleeve, the spring has the effect of buffering energy-absorbing under the effect of elastic restoring force, thereby the spring plays buffering absorbing effect to the cubical switchboard, with the impaired possibility of vibrations that appear in the reduction electronic components.
Optionally, the heat dissipation piece is including locating the air pump on the external lateral wall of cabinet, be connected with the air duct on the air pump, it is internal that the air duct stretches into the cabinet through the water tank, the exhaust hole has been seted up at cabinet body top.
Through adopting above-mentioned technical scheme, when the cubical switchboard need dispel the heat, the operator starts the air pump, and it is internal that the air pump passes through the air duct with the outside air and carries the cabinet, and gaseous this moment passes through the air duct from the condensate for the condensate cools down gas, thereby further cools down the air of the internal of cabinet, and the internal gas of cabinet can discharge through the exhaust hole simultaneously, thereby be convenient for gas at the internal circulation of cabinet, in order to reach the effect of carrying out rapid cooling to the cabinet body.
Optionally, a support is arranged on the top wall of the cabinet body, and a second exhaust fan is connected to the support.
Through adopting above-mentioned technical scheme, the operator starts the second air discharge fan, and the second air discharge fan passes through the quick discharge in exhaust hole with cabinet body inside air to increased the mobility of cabinet body inside air, and then promoted the gaseous circulation rate of cabinet body, in order to increase the radiating element to the radiating effect of cubical switchboard.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the switch cabinet is cooled through the cooling mechanism, so that the effect of cooling the cabinet body is achieved, the possibility of overhigh temperature in the cabinet body is further reduced, and the situation that the electronic components stop running due to overhigh temperature is reduced;
2. the cooling plate is cooled through the condenser pipe, so that the contact area between the water delivery pipe and the air in the cabinet body is increased, the cooling range of the water delivery pipe is further increased, and the cooling effect of the water delivery pipe on the cabinet body is improved;
3. the circulation of the air in the cabinet body is increased through the second exhaust fan, and then the circulation rate of the air in the cabinet body is improved, so that the heat dissipation effect of the heat dissipation piece on the switch cabinet is increased.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram for embodying a heat dissipation mechanism in an embodiment of the present application.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a schematic structural diagram for embodying the sleeve according to the embodiment of the present application.
Description of reference numerals: 1. a cabinet body; 11. a through hole; 2. a water tank; 21. a water outlet hole; 22. a water inlet hole; 23. a water conduit; 24. a plug screw; 3. a heat dissipation mechanism; 4. a cooling member; 41. a water delivery pipe; 42. a water pump; 43. a cooling plate; 431. a first air vent; 432 second air holes; 433. mounting grooves; 44. a condenser tube; 5. a heat sink; 51. an air pump; 52. an air duct; 53. an exhaust hole; 54. a support; 55. a second exhaust fan; 6. a heat preservation groove; 61. a roller; 62. a rotating shaft; 63. a baffle plate; 64. fixing the rod; 65. a sleeve; 66. a spring; 7. a dust screen; 8. a ventilation box; 81. a first exhaust fan; 82. an air inlet pipe; 83. and (4) ventilating holes.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses cubical switchboard with intelligence heat dissipation function.
Referring to fig. 1 and 2, the switch cabinet includes a cabinet body 1 and a heat dissipation mechanism 3 disposed in the cabinet body 1, and the heat dissipation mechanism 3 includes a cooling part 4 for cooling the switch cabinet and a heat dissipation part 5 for dissipating heat from the switch cabinet. When needs dispel the heat to the cubical switchboard, the operator starts heat dissipation mechanism 3, and cooling part 4 cools down to the cubical switchboard, and radiating piece 5 dispels the heat to the cubical switchboard to reach the effect of cooling down to the cubical switchboard.
Referring to fig. 2 and 3, the cooling element 4 includes a water pipe 41 disposed in the cabinet 1, a water pump 42 is disposed on the water pipe 41, the water pump 42 is disposed on a side wall of the cabinet 1, a water tank 2 is disposed on a bottom wall of the cabinet 1, the water tank 2 and the cabinet 1 are integrally formed, and two ends of the water pipe 41 are both communicated with the water tank 2. The internal fixedly connected with a plurality of cooling plates 43 of the cabinet 1, cooling plate 43 are provided with threely along the vertical direction of the cabinet body 1, have seted up S-shaped mounting groove 433 in the cooling plate 43, and the embedded S-shaped condenser pipe 44 that is equipped with of mounting groove 433, the both ends of condenser pipe 44 all are linked together with raceway 41. When the cubical switchboard need dispel the heat, the operator starts water pump 42, and water pump 42 circulates the condensate in water tank 2 through raceway 41, and the condenser 44 is flowed through to the condensate simultaneously for condenser 44 cools down cooling plate 43 through the condensate, so that cooling plate 43 cools down to the interior air of cubical switchboard, has reached the effect to electronic components cooling.
Simultaneously seted up apopore 21 on the diapire of water tank 2, seted up inlet opening 22 on the diapire of the cabinet body 1, all wear to be equipped with aqueduct 23 in inlet opening 22 and the apopore 21, aqueduct 23 is fixed to be set up on water tank 2, and equal threaded connection has a plug screw 24 in two aqueducts 23. The operator adds the condensate into the water tank 2 through the inlet opening 22 and discharges the condensate through the outlet opening 21 so as to replace the condensate in the water tank 2.
Referring to fig. 2, the cooling plate 43 is provided with a first vent 431 along a length direction, the first vent 431 is provided with a plurality of holes along a width direction of the cooling plate 43, the plurality of first vent 431 is communicated with the mounting groove 433, and the upper surface of the cooling plate 43 is provided with a second vent 432 communicated with the first vent 431. Be connected with a plurality of intake pipe 82 on the lateral wall of the cabinet body 1, through-hole 11 has been seted up with the position that first bleeder vent 431 corresponds to the cabinet body 1, intake pipe 82 and through-hole 11 one-to-one, and intake pipe 82 passes through-hole 11 and first bleeder vent 431 intercommunication. The one end intercommunication that the through-hole 11 was kept away from to intake pipe 82 has the breather box 8, and on the lateral wall of the cabinet body 1 was fixed in to the breather box 8, seted up the scavenge hole 83 on the lateral wall of keeping away from the cabinet body 1 of breather box 8, fixedly connected with first exhaust fan 81 in the breather box 8. The operator starts first exhaust fan 81 for the air flows in first bleeder vent 431, thereby increases low temperature gas flowablely in cooling plate 43, and then is convenient for condenser pipe 44 to carry out rapid cooling to cooling plate 43, further promotes cooling plate 43's cooling effect.
Referring to fig. 2, the heat sink 5 includes an air pump 51 disposed on the outer side wall of the switch cabinet, an air duct 52 is connected to an exhaust end of the air pump 51, one end of the air duct 52, which is far away from the air pump 51, extends into the cabinet body 1 after passing through the water tank 2, and when there is condensate in the water tank 2, a part of the air duct 52 is immersed in the condensate. Meanwhile, the top wall of the cabinet body 1 is provided with an exhaust hole 53, a support 54 is arranged at the position, corresponding to the exhaust hole 53, of the top wall of the cabinet body 1, a second exhaust fan 55 is fixed on the support 54, and a dustproof net 7 is arranged at the exhaust hole 53, so that the situation that dust enters the switch cabinet is reduced. When the cubical switchboard need dispel the heat, the operator starts air pump 51 and second air discharge fan 55, air pump 51 passes through air duct 52 with the external air input cabinet body 1, gaseous passing through in the air duct 52 follow condensate this moment, make the condensate cool down gas, thereby further cool down the air in the cabinet body 1, second air discharge fan 55 is simultaneously with the internal gas of cabinet body 1 through exhaust hole 53 quick discharge, so that gaseous at cabinet body 1 inner loop, the effect of carrying out quick cooling to the cabinet body 1 has been reached.
Referring to fig. 1 and 4, the fixed heat preservation groove 6 that is provided with in bottom of the cabinet body 1, water tank 2 inlays and locates in the heat preservation groove 6, be equipped with two pairs of gyro wheels 61 along length direction on the diapire of heat preservation groove 6, same pair of gyro wheel 61 sets up along heat preservation groove 63 length direction's central line symmetry, wear to be equipped with pivot 62 on the gyro wheel 61, gyro wheel 61 rotates and connects on pivot 62, dead lever 64 of the equal fixedly connected with in both ends of pivot 62, the cover is equipped with sleeve 65 on the dead lever 64, the sleeve 65 is kept away from the one end of dead lever 64 and is fixed in on the diapire of heat preservation groove 6. The fixed rod 64 is fixed with a baffle 63, the side wall of the baffle 63 is abutted to the inner wall of the sleeve 65, the baffle 63 is arranged in the sleeve 65 in a sliding mode, and the cross sections of the baffle 63 and the sleeve 65 are circular. The fixing rod 64 is sleeved with a spring 66 between the baffle 63 and the sleeve 65, one end of the spring 66 is abutted against the baffle 63, and the other end of the spring 66 is abutted against the sleeve 65.
Referring to fig. 1 and 4, in the process of moving the switch cabinet, an operator pushes the heat preservation groove 6 to drive the switch cabinet to move through the roller 61, and the roller 61 reduces the friction force between the cabinet body 1 and the ground, so that the position of the switch cabinet can be adjusted conveniently, and the labor force of the operator is saved. Simultaneously under the action of gravity, cabinet body 1 compresses spring 66 through sleeve 65, and spring 66 has elastic restoring force by the compression, and spring 66 has the effect of buffering energy-absorbing under the effect of elastic restoring force to play the absorbing effect of buffering to the cubical switchboard, take place with the impaired condition of reduction electronic components vibrations.
The implementation principle of the switch cabinet with the intelligent heat dissipation function is as follows: in the process of heat dissipation of the switch cabinet, an operator starts the water pump 42, the air pump 51, the first exhaust fan 81 and the second exhaust fan 55, condensate in the water tank 2 is input into the condenser pipe 44 through the water conveying pipe 41 by the water pump 42, and the condenser pipe 44 cools air in the cabinet body through the cooling plate 43, so that electronic components are cooled. The first exhaust fan 81 flows air in the cooling plate 43 through the air inlet pipe 82, the air pump 51 cools the outside air through condensate through the air duct 52 and then inputs the cooled outside air into the cabinet body 1, and the second exhaust fan 55 rapidly exhausts hot air in the switch cabinet through the exhaust holes 53, so that the air in the cabinet body 1 circulates, and heat dissipation is performed on the switch cabinet.
At the in-process of removing the cubical switchboard, the operator promotes heat-preserving container 6 and drives the cubical switchboard and remove to adjust the position of cubical switchboard, at this moment under the action of gravity, cabinet body 1 compresses spring 66 through sleeve 65, and spring 66 has the effect of buffering energy-absorbing, thereby plays the absorbing effect of buffering to the cubical switchboard.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a cubical switchboard with intelligence heat dissipation function which characterized in that: including the cabinet body (1), be equipped with in the cabinet body (1) and be used for radiating heat dissipation mechanism (3), heat dissipation mechanism (3) are including being used for carrying out cooling piece (4) that cool down to the cabinet body (1), and be used for right the cabinet body (1) carries out radiating piece (5).
2. The switch cabinet with the intelligent heat dissipation function according to claim 1, wherein: the cooling part (4) comprises a water tank (2) arranged on the cabinet body (1), a water conveying pipe (41) is arranged in the cabinet body (1), two ends of the water conveying pipe (41) are communicated with the water tank (2), and a water pump (42) is arranged on the water conveying pipe (41).
3. The switch cabinet with the intelligent heat dissipation function according to claim 2, wherein: the improved refrigerator is characterized in that a plurality of cooling plates (43) are arranged in the cabinet body (1), mounting grooves (433) are formed in the cooling plates (43), condensation pipes (44) are embedded in the mounting grooves (433), and the condensation pipes (44) are communicated with the water conveying pipes (41).
4. The switch cabinet with intelligent heat dissipation function of claim 3, wherein: first bleeder vent (431) with mounting groove (433) intercommunication are seted up along length direction in cooling plate (43), second bleeder vent (432) with first bleeder vent (431) intercommunication are seted up to the upper surface of cooling plate (43), be equipped with intake pipe (82) with first bleeder vent (431) intercommunication on the lateral wall of the cabinet body (1), the one end intercommunication that through-hole (11) were kept away from in intake pipe (82) has breather box (8), breather hole (83) have been seted up on the lateral wall of breather box (8), be equipped with first exhaust fan (81) in breather box (8).
5. The switch cabinet with the intelligent heat dissipation function according to claim 2, wherein: the water tank (2) is sleeved with a heat preservation groove (6).
6. The switch cabinet with the intelligent heat dissipation function according to claim 5, wherein: be equipped with gyro wheel (61) on the diapire of heat preservation groove (6), wear to be equipped with pivot (62) on gyro wheel (61), the both ends of pivot (62) all are connected with one dead lever (64), two the one end that gyro wheel (61) were kept away from in dead lever (64) all overlaps and is equipped with one sleeve (65), the one end that gyro wheel (61) were kept away from in sleeve (65) is fixed in on heat preservation groove (6), two all be equipped with one baffle (63) on dead lever (64), the lateral wall of baffle (63) is inconsistent with the inner wall of sleeve (65), baffle (63) slide and set up in sleeve (65), dead lever (64) are equipped with spring (66) between sleeve (65) and baffle (63), spring (66) one end is contradicted on the roof of sleeve (65), the other end contradicted in on baffle (63).
7. The switch cabinet with the intelligent heat dissipation function according to claim 1, wherein: the heat dissipation piece (5) comprises an air pump (51) arranged on the side wall of the cabinet body (1), the air pump (51) is connected with an air guide pipe (52), the air guide pipe (52) extends into the cabinet body (1) through the water tank (2), and the cabinet body (1) is provided with an exhaust hole (53) for ventilation.
8. The switch cabinet with the intelligent heat dissipation function according to claim 1, wherein: the top wall of the cabinet body (1) is provided with a support (54) at a position corresponding to the exhaust hole (53), and the support (54) is connected with a second exhaust fan (55).
CN202121254484.4U 2021-06-04 2021-06-04 Cubical switchboard with intelligence heat dissipation function Active CN215452247U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121254484.4U CN215452247U (en) 2021-06-04 2021-06-04 Cubical switchboard with intelligence heat dissipation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121254484.4U CN215452247U (en) 2021-06-04 2021-06-04 Cubical switchboard with intelligence heat dissipation function

Publications (1)

Publication Number Publication Date
CN215452247U true CN215452247U (en) 2022-01-07

Family

ID=79709866

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121254484.4U Active CN215452247U (en) 2021-06-04 2021-06-04 Cubical switchboard with intelligence heat dissipation function

Country Status (1)

Country Link
CN (1) CN215452247U (en)

Similar Documents

Publication Publication Date Title
CN207720597U (en) A kind of novel electric power cabinet
CN112134182A (en) Convection heat dissipation type low-voltage distribution switch cabinet
CN212137058U (en) High-efficient cooling low pressure power distribution cabinet
CN215452247U (en) Cubical switchboard with intelligence heat dissipation function
CN204652142U (en) A kind of energy-saving high-voltage motor cooler
CN113746013A (en) Cooling equipment for box-type substation and box-type substation
CN110165577A (en) There is the electrical cabinet of high-efficient radiating function for hot environment
CN111981865A (en) Lower-position water tank integrated closed cooling tower
CN215991686U (en) Intelligent management and control device of water injection pump
CN115800042A (en) Self-modulation type looped netowrk cabinet is with heat dissipation mechanism
CN115000839A (en) Heat dissipation dust type block terminal
CN109595876B (en) Modular cold capacity sharing equipment
CN208767676U (en) A kind of transformation cabinet of the power equipment with high-efficiency water cooling cooling effect
CN211372615U (en) Portable mobile air conditioner
CN207165993U (en) Low-tension switch cabinet
CN209747972U (en) Block terminal mounting structure
CN212784443U (en) High-voltage switch cabinet
CN203352007U (en) Box-type photovoltaic inverter station structure using heat-pipe self-cooling heat radiation
CN206367124U (en) A kind of film cools down circulating blowing device
CN213934782U (en) Computer water-cooling heat dissipation mechanism
CN220492529U (en) Ventilation device of high-low voltage power distribution cabinet
CN221080762U (en) Power cabinet cooling device for electric power
CN212392563U (en) Power distribution cabinet convenient for heat dissipation
CN220956162U (en) Air suspension centrifugal blower shell structure
CN219108088U (en) Automatic temperature control double-cold-source fan coil for cabinet

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant