CN213584855U - Condensation structure is prevented to switch board - Google Patents
Condensation structure is prevented to switch board Download PDFInfo
- Publication number
- CN213584855U CN213584855U CN202022094504.8U CN202022094504U CN213584855U CN 213584855 U CN213584855 U CN 213584855U CN 202022094504 U CN202022094504 U CN 202022094504U CN 213584855 U CN213584855 U CN 213584855U
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- Prior art keywords
- fan
- air
- cavity
- air cavity
- sleeve
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- 238000009833 condensation Methods 0.000 title claims abstract description 23
- 230000005494 condensation Effects 0.000 title claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000007664 blowing Methods 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a switch board condensation structure of preventing, including the exhaust fan and the cabinet body, cabinet body top is provided with the dustcoat, and the inside of dustcoat is provided with the fan, the below of fan is provided with the wind chamber, and the lower extreme in wind chamber is connected with the reducing pipe, the lower extreme of reducing pipe is connected with the shunt tubes, and the lower extreme of shunt tubes is connected with the mouth of blowing, and the below of mouth of blowing installs humidity transducer, the left side of fan is connected with the heating chamber, and the lower extreme of heating chamber is provided with the drying chamber, the left side of drying chamber is connected with the air-supply line, and the filter screen is installed in the left side of air-supply. This condensation structure is prevented to switch board, the structure sets up rationally, has set up drying chamber and heating chamber at the air intake of fan for the air that is blown into the switch board keeps dry and has the uniform temperature, more is favorable to the internal humid air of drying cabinet, and installs the exhaust fan in cabinet body both sides, has increased the air convection of the internal portion of cabinet, is favorable to the discharge of the internal portion humid air of cabinet.
Description
Technical Field
The utility model relates to a power equipment technical field specifically is a switch board prevents condensation structure.
Background
The power distribution cabinet is the final-stage equipment of a power distribution system, the power distribution cabinet is a general name of a motor control center, the power distribution cabinet is used in the occasions with more dispersed loads and less loops, the motor control center is used in the occasions with more concentrated loads and more loops, the power distribution cabinet distributes the electric energy of a certain circuit of the power distribution equipment of the previous stage to the nearby loads, the equipment provides protection, monitoring and control for the loads, the traditional power distribution cabinet needs to cool and radiate the interior of the power distribution cabinet due to internal heating, and the power distribution cabinet is easy to cause short circuit and damage equipment and cause little influence on the equipment due to large internal and external temperature difference or large air humidity, especially the power distribution cabinet placed outdoors, the power distribution cabinet with condensed power distribution is easy to cause short circuit and damage the equipment, the existing condensation prevention technology adopting convection air ventilation is adopted, but the humidity of the outside air and the existence of a large amount of dust in the air, there is no device for pretreating external air, so that the implementation effect is not obvious, and the dust enters the power distribution cabinet to easily cause potential safety hazards of the power distribution cabinet.
In order to overcome the defects in the existing market, the technology for improving the anti-condensation device of the power distribution cabinet is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a condensation structure is prevented to switch board to the condensation technique is prevented that current adoption convection current air ventilation that proposes in solving above-mentioned background art, nevertheless do not consider the humidity of outside air in the implementation, and whether a large amount of dusts that exist in the air, do not have the device that carries out the preliminary treatment to the outside air, make the implementation effect not obvious, and the dust gets into the problem that the switch board causes the switch board potential safety hazard easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a condensation structure is prevented to switch board, includes the exhaust fan and the cabinet body, cabinet body top is provided with the dustcoat, and the inside of dustcoat is provided with the fan, the below of fan is provided with wind chamber, and the lower extreme in wind chamber is connected with the reducing pipe, the lower extreme of reducing pipe is connected with the shunt tubes, and the lower extreme of shunt tubes is connected with the mouth of blowing, and the below of the mouth of blowing installs humidity transducer, the left side of fan is connected with the heating chamber, and the lower extreme of heating chamber is provided with the drying chamber, the left side of drying chamber is connected with the air-supply line, and the left side of air-supply line installs the filter screen, the right side of fan is connected with out the tuber pipe, and the lower extreme that.
Preferably, the inside in wind chamber is provided with the axostylus axostyle, and the surperficial cover of axostylus axostyle is equipped with the loop bar, and the left lower extreme and the upper right end of loop bar all are fixed with the connecting rod, and both ends are fixed with the fan about the connecting rod.
Preferably, the wind cavity is set to be an internal hollow cube, the wind cavity is installed in a slotted hole formed in the middle of the upper end face of the cabinet body, the wind cavity is welded and sealed with the edge of the slotted hole, an opening is formed in the upper end of the wind cavity, the wind cavity is connected with the wind outlet pipe through the opening, and sealant is coated at the joint.
Preferably, the shaft lever in the air cavity is a cylinder, the shaft lever is rotatably connected with the loop bar, the fan blade is in contact with and slides relative to the left side wall and the right side wall of the air cavity, and the left side wall and the right side wall of the air cavity are polished.
Preferably, the lower end of the right fan blade in the air cavity is provided with a stop block, a through hole is formed in the stop block, the lower end of the through hole is connected with a sleeve, and a spring is arranged in the sleeve.
Preferably, the lower end of the sleeve in the air cavity is fixed to the bottom of the air cavity, the upper end of the sleeve is fixed to the stop block, the aperture of the through hole is matched with the inner diameter of the sleeve, and the stop block is fixed to the inner wall of the right side of the air cavity.
Preferably, the dustcoat is not sealed with the filter screen correspondence side, and the fan is fixed on the mount pad, and the exhaust fan sets up to 220V axial fan, and the exhaust fan is installed at the bilateral symmetry's of the cabinet body both sides lower extreme.
Compared with the prior art, the beneficial effects of the utility model are that: this condensation structure is prevented to switch board, the structure sets up rationally, the filter screen is installed to the air intake at the fan, most impurity has been blockked and has got into the fan pipeline, and drying chamber and heating chamber have been set up, make the air that is blown into the switch board keep dry and have the uniform temperature, more be favorable to the internal humid air of drying cabinet, and install the exhaust fan in cabinet body both sides, the air convection of the internal portion of cabinet has been increased, be favorable to the discharge of the internal portion humid air of cabinet, and be provided with the fan piece in the wind chamber, under static state, the inside dust of pipeline at the internal accumulation of cabinet has been reduced.
Drawings
FIG. 1 is a front view of the cabinet body of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention showing the pretreatment of the fan and the intake air;
fig. 3 is a schematic view of the structure of the fan blade mechanism of the present invention.
In the figure: 1. an exhaust fan; 2. a cabinet body; 3. a humidity sensor; 4. an air blowing port; 5. a housing; 6. a fan; 7. a reducer pipe; 8. a shunt tube; 9. a drying chamber; 10. an air inlet pipe; 11. filtering with a screen; 12. a heating chamber; 13. an air outlet pipe; 14. a wind deflector; 15. a mounting seat; 16. a wind cavity; 17. a fan blade; 18. a loop bar; 19. a stopper; 20. a through hole; 21. a sleeve; 22. a spring; 23. a shaft lever; 24. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a condensation preventing structure of a power distribution cabinet comprises an exhaust fan 1 and a cabinet body 2, wherein an outer cover 5 is arranged above the cabinet body 2, the outer cover 5 plays a role of protecting a fan 6, the fan 6 is arranged inside the outer cover 5, an air cavity 16 is arranged below the fan 6, the lower end of the air cavity 16 is connected with a reducer 7, the lower end of the reducer 7 is connected with a shunt pipe 8, the lower end of the shunt pipe 8 is connected with an air blowing port 4, a humidity sensor 3 is arranged below the air blowing port 4, the humidity sensor 3 is convenient to monitor the humidity of air inside the cabinet body 2, the humidity sensor 3 is electrically connected with the fan 6, when the humidity reaches the saturation degree of condensation to be detected, the fan 6 is started to process, a heating chamber 12 is connected to the left side of the fan 6 to heat incoming air, a drying chamber 9 is arranged at the lower end of the heating chamber 12 to dry the incoming air, an air inlet pipe 10 is connected to the left side of the, the left side of the air inlet pipe 10 is provided with a filter screen 11, the filter screen 11 blocks most air impurities, the right side of the fan 6 is connected with an air outlet pipe 13, the lower end of the air outlet pipe 13 is provided with a wind shield 14, the left side of the wind shield 14 is provided with a mounting seat 15, a shaft rod 23 is arranged inside the air cavity 16, a sleeve rod 18 is sleeved on the surface of the shaft rod 23, connecting rods 24 are fixed at the left lower end and the right upper end of the sleeve rod 18, fan blades 17 are fixed at the left end and the right end of the connecting rod 24, the air cavity 16 is arranged into an internal hollow cube, the air cavity 16 is arranged in a slotted hole formed in the middle of the upper end face of the cabinet body 2, the air cavity 16 is welded and sealed with the edges of the slotted hole, the upper end of the air cavity 16 is provided with an opening and connected with the air outlet pipe 13 through the opening, sealant is coated at the joint, the shaft rod 23 inside, the fan sheet 17 contacts with and slides relative to the left and right side walls of the air cavity 16, the left and right side walls of the air cavity 16 are polished, a stop 19 is arranged at the lower end of the right fan sheet 17 in the air cavity 16, the stop 19 enables the fan sheet 17 to keep horizontal in a static state, a through hole 20 is formed in the stop 19, the lower end of the through hole 20 is connected with a sleeve 21, a spring 22 is arranged in the sleeve 21, the spring 22 enables the fan sheet 17 not to rotate when the fan 6 works, the lower end of the sleeve 21 in the air cavity 16 is fixed with the bottom of the air cavity 16, the upper end of the sleeve 21 is fixed with the stop 19, the aperture of the through hole 20 is matched with the inner diameter of the sleeve 21, the stop 19 is fixed on the right inner wall of the air cavity 16, the side, corresponding to the outer cover 5 and the filter screen 11 is not sealed, the fan 6 is fixed on the mounting seat 15, the fan 1 is set to be a 220V axial flow fan, and the, the exhaust fan 1 increases the speed of air convection.
When the anti-condensation structure of the power distribution cabinet is used, when the humidity sensor 3 detects that the air humidity inside the cabinet body 2 reaches an early warning value for generating condensation, the fan 6 is started through electrical connection, the fan 6 sucks air from the outside through the air inlet pipe 10, the air reaches the drying chamber 9 through the filter screen 11 to be dried, the air is heated through the heating chamber 12, then the air enters the air cavity 16 through the air outlet pipe 13, the wind is guided to the left fan blade 17 through the wind shield 14, the left fan blade 17 moves downwards under the pressure of the inlet air, the right fan blade 17 moves upwards through the sleeve rod 18 relative to the rotation of the shaft rod 23, the spring 22 is stretched by the right fan blade 17, the inlet air reaches the diversion pipe 8 through the reducer pipe 7, then enters the blowing port 4 through the diversion pipe 8, the dried hot air is blown into the cabinet body 2 through the blowing port 4, the exhaust fan 1 is informed to exhaust outwards, and, after accomplishing the dehumidification, fan 6 bring to rest, and right side flabellum 17 removes downwards under spring 22's reset action, utilizes dog 19 to keep the static of horizontal direction, and left side flabellum 17 is static at the horizontal direction simultaneously, forms the sealed to the lower extreme pipeline, and then reaches dustproof effect to the cabinet body 2 inside, and wherein, exhaust fan 1 remains the work all the time, and this is exactly this switch board prevents the whole process of condensation structure work.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a switch board prevents condensation structure, includes exhaust fan (1) and the cabinet body (2), its characterized in that: the cabinet is characterized in that an outer cover (5) is arranged above the cabinet body (2), a fan (6) is arranged inside the outer cover (5), an air cavity (16) is arranged below the fan (6), the lower end of the air cavity (16) is connected with a reducer pipe (7), the lower end of the reducer pipe (7) is connected with a shunt pipe (8), the lower end of the shunt pipe (8) is connected with an air blowing port (4), a humidity sensor (3) is arranged below the air blowing port (4), the left side of the fan (6) is connected with a heating chamber (12), the lower end of the heating chamber (12) is provided with a drying chamber (9), the left side of the drying chamber (9) is connected with an air inlet pipe (10), a filter screen (11) is installed on the left side of the air inlet pipe (10), the right side of the fan (6) is connected with an air outlet pipe (13), and the lower end of the, and the left side of the wind shield (14) is provided with a mounting seat (15).
2. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the fan is characterized in that a shaft rod (23) is arranged inside the air cavity (16), a sleeve rod (18) is sleeved on the surface of the shaft rod (23), a connecting rod (24) is fixed to the left lower end and the right upper end of the sleeve rod (18), and fan blades (17) are fixed to the left end and the right end of the connecting rod (24).
3. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the wind cavity (16) is arranged to be an internal hollow cube, the wind cavity (16) is installed in a slotted hole formed in the middle of the upper end face of the cabinet body (2), the wind cavity (16) is welded and sealed with the edge of the slotted hole, a hole is formed in the upper end of the wind cavity (16), the wind cavity is connected with the wind outlet pipe (13) through the hole, and sealant is coated on the joint.
4. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the shaft lever (23) in the air cavity (16) is a cylinder, the shaft lever (23) is rotatably connected with the sleeve rod (18), the fan blade (17) is in contact with and slides relative to the left side wall and the right side wall of the air cavity (16), and the left side wall and the right side wall of the air cavity (16) are polished.
5. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the lower end of the right fan blade (17) in the air cavity (16) is provided with a stop block (19), a through hole (20) is formed in the stop block (19), the lower end of the through hole (20) is connected with a sleeve (21), and a spring (22) is arranged in the sleeve (21).
6. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the lower end of a sleeve (21) in the air cavity (16) is fixed to the bottom of the air cavity (16), the upper end of the sleeve (21) is fixed to a stop block (19), the aperture of a through hole (20) is matched with the inner diameter of the sleeve (21), and the stop block (19) is fixed to the inner wall of the right side of the air cavity (16).
7. The power distribution cabinet anti-condensation structure according to claim 1, characterized in that: the side that dustcoat (5) and filter screen (11) correspond is not sealed, and fan (6) are fixed on mount pad (15), and exhaust fan (1) sets up to 220V axial fan, and exhaust fan (1) installs the both sides lower extreme at the bilateral symmetry of the cabinet body (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022094504.8U CN213584855U (en) | 2020-09-23 | 2020-09-23 | Condensation structure is prevented to switch board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022094504.8U CN213584855U (en) | 2020-09-23 | 2020-09-23 | Condensation structure is prevented to switch board |
Publications (1)
Publication Number | Publication Date |
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CN213584855U true CN213584855U (en) | 2021-06-29 |
Family
ID=76576902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022094504.8U Expired - Fee Related CN213584855U (en) | 2020-09-23 | 2020-09-23 | Condensation structure is prevented to switch board |
Country Status (1)
Country | Link |
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CN (1) | CN213584855U (en) |
-
2020
- 2020-09-23 CN CN202022094504.8U patent/CN213584855U/en not_active Expired - Fee Related
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
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CF01 | Termination of patent right due to non-payment of annual fee |