CN216795602U

CN216795602U - Based on inside dampproofing mechanism for electrical equipment

Info

Publication number: CN216795602U
Application number: CN202220335681.7U
Authority: CN
Inventors: 王小伟; 高占海
Original assignee: Chifeng Power Supply Co Of State Grid East Inner Mongolia Electric Power Co ltd; State Grid Corp of China SGCC
Current assignee: Chifeng Power Supply Co Of State Grid East Inner Mongolia Electric Power Co ltd; State Grid Corp of China SGCC
Priority date: 2022-02-19
Filing date: 2022-02-19
Publication date: 2022-06-21
Anticipated expiration: 2032-02-19

Abstract

The utility model relates to the technical field of damp-proof mechanisms, in particular to an internal damp-proof mechanism based on electrical equipment, which reduces the damage of damp air to the electrical equipment, improves the damp-proof effect while radiating heat in the lower shell, improves the convenience of replacement operation of a silica gel desiccant, and improves the practicability of the mechanism; including lower casing, go up the casing, fixing device, heat abstractor, the stopper, the frame, ventilative bottom plate, the silica gel desiccant, ventilative apron and first bolt, casing top intercommunication is provided with the opening down, it installs on casing top down through fixing device to go up the casing, it communicates with each other with casing opening down to go up the casing bottom, be provided with the multiunit vent on casing and the last casing down respectively, heat abstractor installs casing and last casing inside down respectively, heat abstractor is used for dispelling the heat to the internal portion of inferior valve, the stopper is installed on last casing inside wall, frame slidable mounting is inside last casing, and the contact of frame top and stopper bottom, ventilative bottom plate installs in the frame bottom.

Description

Based on inside dampproofing mechanism for electrical equipment

Technical Field

The utility model relates to the technical field of moisture-proof mechanisms, in particular to an internal moisture-proof mechanism for electrical equipment.

Background

The electrical equipment is a general name for equipment such as a generator, a transformer, a power line, a circuit breaker and the like in a power system, the important role played by the power in our life and production is not ignored, great convenience is brought to us, the electrical equipment becomes an important energy source in our production and life, the most critical factor for normal operation and transmission of the power in a power plant is the electrical equipment, the electrical equipment needs ventilation and heat dissipation in the using process, the conventional electrical equipment cannot simultaneously perform damp-proof treatment in the heat dissipation process, and the damp-proof damage condition of the electrical equipment is increased, so that a mechanism which is convenient for heat dissipation of the electrical equipment and simultaneously performs damp-proof is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the internal moisture-proof mechanism for the electrical equipment, which reduces the damage of moist air to the electrical equipment, improves the moisture-proof effect while radiating heat inside the lower shell, improves the convenience of replacement operation of the silica gel desiccant, and improves the practicability of the mechanism.

The utility model relates to an internal damp-proof mechanism for electrical equipment, which comprises a lower shell, an upper shell, a fixing device, a heat radiating device, a limiting block, an outer frame, a ventilating bottom plate, a silica gel dehumidifying agent, a ventilating cover plate and a first bolt, wherein the top end of the lower shell is communicated with an opening, the upper shell is arranged at the top end of the lower shell through the fixing device, the bottom end of the upper shell is communicated with the opening of the lower shell, a plurality of groups of ventilating openings are respectively arranged on the lower shell and the upper shell, the heat radiating device is respectively arranged inside the lower shell and the upper shell, the heat radiating device is used for radiating the inside of the lower shell, the limiting block is arranged on the inner side wall of the upper shell, the outer frame is arranged inside the upper shell in a sliding manner, the top end of the outer frame is contacted with the bottom end of the limiting block, the ventilating bottom plate is arranged at the bottom end of the outer frame, the silica gel dehumidifying agent is arranged inside the outer frame, the ventilating cover plate is detachably arranged at the top end of the outer frame, the outer side wall of the upper shell is provided with a plurality of groups of threaded holes, the multiple groups of first bolts are respectively installed on the multiple groups of threaded holes in a matched mode, the outer side wall of the outer frame is provided with multiple groups of grooves, and the rear ends of the multiple groups of first bolts respectively extend into the multiple groups of grooves; install electrical equipment inside the casing down, later through opening heat abstractor with outdoor air extraction, the air of extraction gets into inside the casing down through last casing vent, later inside air of casing is through casing vent outwards emission down, thereby make the internal portion of inferior valve dispel the heat and cool down, the inside air of casing passes silica gel desiccant and gets into inside the casing down in getting into, thereby make the silica gel desiccant carry out dehumidification with the air, and then reduce humid air and cause the damage to electrical equipment, improve the radiating dampproofing effect in the internal portion of inferior valve, dismantle the frame through the first bolt of rotatory multiunit, later change the silica gel desiccant through opening ventilative apron, thereby improve the convenience that the silica gel desiccant changed the operation, improve the practicality of mechanism.

Preferably, the heat dissipation device comprises a plurality of groups of first air ducts, a plurality of groups of first air filtering screens, a first motor, a plurality of groups of second air ducts, a plurality of groups of second air filtering screens, a plurality of groups of mounting frames, a plurality of groups of second motors, a plurality of groups of second fan blades, heating wires and protective grids, wherein the plurality of groups of first air ducts are respectively communicated with the plurality of groups of air vents of the upper shell, the plurality of groups of first air filtering screens are respectively arranged on the plurality of groups of first air ducts, the first motor is arranged at the top end of the upper shell, the output end of the first motor is provided with the first fan blades, the first fan blades are arranged in the upper shell, the plurality of groups of second air ducts are respectively communicated with the plurality of groups of air vents of the lower shell, the plurality of groups of second air filtering screens are respectively arranged on the plurality of groups of second air ducts, the plurality of groups of mounting frames are respectively arranged on the inner side walls of the plurality of groups of second air ducts, the plurality of second motors are respectively arranged on the plurality of mounting frames, the plurality of second fan blades are respectively arranged on the output ends of second motors, the second fan blades are respectively arranged in the second air ducts, the electric heating wires are arranged on the inner side wall of the lower shell, the electric heating wires are arranged at an opening at the top end of the lower shell, and the protective grating is arranged on the inner side wall of the lower shell; the first motor is opened to drive the first fan blades to rotate in the forward direction, the first fan blades draw the outdoor air through the multiple groups of first air ducts, the drawn air is blown to the interior of the lower shell, then the multiple groups of second motors are opened to drive the multiple groups of second fan blades to rotate in the forward direction, the multiple groups of second fan blades discharge the air in the lower shell through the multiple groups of second air ducts, so that the air flowing effect in the lower shell is improved, the heat dissipation convenience of electrical equipment in the lower shell is improved, then the multiple groups of second motors are controlled to rotate in the reverse direction, the outdoor air is drawn through the second air ducts and conveyed to the interior of the lower shell, the first motor is controlled to drive the first fan blades to rotate in the reverse direction, the air in the lower shell is drawn through the multiple groups of first air ducts and discharged to the outside, and the flowing air is heated by opening the heating wires, thereby make hot-air pass silica gel desiccant and carry out drying process to silica gel desiccant when flowing, improve the convenience that silica gel desiccant circulation is bad to use, improve the practicality of mechanism.

Preferably, the fixing device comprises a plurality of groups of first internal thread fixing pieces, a plurality of groups of second internal thread fixing pieces and a plurality of groups of second bolts, the plurality of groups of first internal thread fixing pieces are circumferentially arranged at the lower part of the outer side wall of the upper shell, the plurality of groups of second internal thread fixing pieces are circumferentially arranged at the upper part of the outer side wall of the lower shell, the positions of the plurality of groups of first internal thread fixing pieces and the plurality of groups of second internal thread fixing pieces are matched, and the plurality of groups of second bolts are respectively arranged on the plurality of groups of first internal thread fixing pieces and the plurality of groups of second internal thread fixing pieces in a matched manner; through setting up multiunit second bolt to be convenient for carry out fixed connection through the first internal thread mounting of multiunit and multiunit second internal thread mounting with casing and last casing down, improve the convenience of casing and last casing dismantlement operation down simultaneously, improve the convenience in use of mechanism.

Preferably, the sealing device further comprises a sealing gasket, wherein the sealing gasket is arranged at the bottom end of the upper shell, and the bottom end of the sealing gasket is tightly attached to the top end of the lower shell; through setting up sealed the pad to improve the sealed effect between casing bottom and the casing top down, inside the casing under the outdoor humid air admission of reduction, improve damp-proofing effect.

Preferably, the temperature and humidity sensor is arranged on the outer side wall of the lower shell and is communicated with the interior of the lower shell; through setting up temperature humidity transducer to be convenient for monitor the inside temperature and the humidity of casing down, improve the inside operational environment monitoring convenience of electrical equipment casing under.

Preferably, the drying device further comprises a material box, the material box is mounted on the inner side wall of the lower shell and communicated with the inner part of the lower shell, and the drying agent is arranged in the material box; through setting up the drier at material incasement portion to the casing dehumidification down to further improve the inside dampproofing convenience of casing down.

Preferably, the device also comprises a plurality of groups of support legs, wherein the plurality of groups of support legs are all arranged at the bottom end of the lower shell; through setting up the multiunit stabilizer blade to the stability of use is placed to the casing under the improvement, the convenience that the casing was fixed under the improvement.

Compared with the prior art, the utility model has the beneficial effects that: install electrical equipment inside the casing down, later through opening heat abstractor with outdoor air extraction, the air of extraction gets into inside the casing down through last casing vent, later inside air of casing is through casing vent outwards emission down, thereby make the internal portion of inferior valve dispel the heat and cool down, the inside air of casing passes silica gel desiccant and gets into inside the casing down in getting into, thereby make the silica gel desiccant carry out dehumidification with the air, and then reduce humid air and cause the damage to electrical equipment, improve the radiating dampproofing effect in the internal portion of inferior valve, dismantle the frame through the first bolt of rotatory multiunit, later change the silica gel desiccant through opening ventilative apron, thereby improve the convenience that the silica gel desiccant changed the operation, improve the practicality of mechanism.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the connection of the upper housing and the stopper;

fig. 3 is a partial structure schematic view of the connection of the second air duct and the second air filter screen;

FIG. 4 is a schematic view of a partial structure of the outer frame connected to the air-permeable base plate;

in the drawings, the reference numbers: 1. a lower housing; 2. an upper housing; 3. a limiting block; 4. an outer frame; 5. a breathable bottom panel; 6. a silica gel desiccant; 7. a gas permeable cover plate; 8. a first bolt; 9. a first air duct; 10. a first air filter; 11. a first motor; 12. a first fan blade; 13. a second air duct; 14. a second air filter; 15. a mounting frame; 16. a second motor; 17. a second fan blade; 18. an electric heating wire; 19. a protective grid; 20. a first internal thread fixing member; 21. a second internal thread fixing member; 22. a second bolt; 23. a gasket; 24. a temperature and humidity sensor; 25. a material box; 26. and (3) a support leg.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The top end of a lower shell 1 is communicated with an opening, the bottom end of an upper shell 2 is communicated with the opening of the lower shell 1, a plurality of groups of ventilation openings are respectively arranged on the lower shell 1 and the upper shell 2, a limiting block 3 is arranged on the inner side wall of the upper shell 2, an outer frame 4 is arranged in the upper shell 2 in a sliding way, the top end of the outer frame 4 is contacted with the bottom end of the limiting block 3, a ventilation bottom plate 5 is arranged at the bottom end of the outer frame 4, a silica gel dehumidifying agent 6 is arranged in the outer frame 4, a ventilation cover plate 7 is detachably covered at the top end of the outer frame 4, the outer side wall of the upper shell 2 is provided with a plurality of groups of threaded holes, a plurality of groups of first bolts 8 are respectively matched and arranged on the plurality of groups of threaded holes, the outer side wall of the outer frame 4 is provided with a plurality of grooves, the rear ends of groups of first bolts 8 respectively extend into the plurality of groups of grooves, a plurality of first air ducts 9 are respectively communicated with a plurality of ventilation openings arranged on the upper shell 2, a plurality of first air filter screens 10 are respectively arranged on the plurality of first air ducts 9, a first motor 11 is arranged at the top end of an upper shell 2, the output end of the first motor 11 is provided with a first fan blade 12, the first fan blade 12 is arranged inside the upper shell 2, a plurality of groups of second air ducts 13 are respectively communicated with a plurality of groups of vents of a lower shell 1, a plurality of groups of second air filter screens 14 are respectively arranged on the plurality of groups of second air ducts 13, a plurality of groups of mounting brackets 15 are respectively arranged on the inner side walls of the plurality of groups of second air ducts 13, a plurality of groups of second motors 16 are respectively arranged on the plurality of groups of mounting brackets 15, a plurality of groups of second fan blades 17 are respectively arranged at the output ends of the plurality of groups of second motors 16, a plurality of groups of second fan blades 17 are respectively arranged inside the plurality of groups of second air ducts 13, an electric heating wire 18 is arranged on the inner side wall of the lower shell 1, the electric heating wire 18 is arranged at the opening at the top end of the lower shell 1, a protective grating 19 is arranged on the inner side wall of the lower shell 1, a plurality of groups of first fixing internal threads 20 are all circumferentially arranged at the lower part of the outer side wall of the upper shell 2, a plurality of groups of second internal thread fixing pieces 21 are circumferentially arranged on the upper part of the outer side wall of the lower shell 1, the positions of the plurality of groups of first internal thread fixing pieces 20 are matched with the positions of the plurality of groups of second internal thread fixing pieces 21, a plurality of groups of second bolts 22 are respectively arranged on the plurality of groups of first internal thread fixing pieces 20 and the plurality of groups of second internal thread fixing pieces 21 in a matched manner, a sealing gasket 23 is arranged at the bottom end of the upper shell 2, the bottom end of the sealing gasket 23 is tightly attached to the top end of the lower shell 1, a temperature and humidity sensor 24 is arranged on the outer side wall of the lower shell 1, the temperature and humidity sensor 24 is communicated with the interior of the lower shell 1, a material box 25 is arranged on the inner side wall of the lower shell 1, the material box 25 is communicated with the interior of the lower shell 1, a drying agent is arranged in the material box 25, and a plurality of support legs 26 are arranged at the bottom end of the lower shell 1; the electrical equipment is arranged in the lower shell 1, the first fan blade 12 is driven to rotate in the forward direction by opening the first motor 11, the first fan blade 12 extracts the outdoor air through the plurality of groups of first air ducts 9, the extracted air is blown to the interior of the lower shell 1, then the plurality of groups of second motor 16 are driven to rotate in the forward direction by opening the plurality of groups of second motor 16, the plurality of groups of second fan blades 17 discharge the air in the lower shell 1 outwards through the plurality of groups of second air ducts 13, so as to improve the air flowing effect in the lower shell 1 and the convenience of heat dissipation of the electrical equipment in the lower shell 1, then the plurality of groups of second motor 16 are controlled to rotate in the reverse direction, the outdoor air is extracted and conveyed to the interior of the lower shell 1 through the second air ducts 13 after the plurality of groups of second fan blades 17 rotate in the reverse direction, the first motor 11 is controlled to drive the first fan blade 12 to rotate in the reverse direction, the first fan blade 12 extracts the air in the lower shell 1 and then discharges the air to the outside through the plurality of groups of first air ducts 9, simultaneously through opening heating wire 18 and heating the air that flows to carry out drying process to silica gel desiccant 6 when making hot-air pass silica gel desiccant 6 and flow, improve the convenience of the bad use of silica gel desiccant 6 circulation, dismantle frame 4 through the first bolt 8 of rotatory multiunit, later change silica gel desiccant 6 through opening ventilative apron 7, thereby improve the convenience of silica gel desiccant 6 change operations, improve the practicality of mechanism.

As shown in fig. 1 to 4, in the internal moisture-proof mechanism for electrical equipment of the present invention, when the internal moisture-proof mechanism works, the electrical equipment is installed inside the lower casing 1, then the first motor 11 is turned on to drive the first fan blades 12 to rotate in the forward direction, so that the first fan blades 12 draw the outdoor air through the plurality of sets of first air ducts 9, the drawn air is blown to the inside of the lower casing 1, then the plurality of sets of second motors 16 are turned on to drive the plurality of sets of second fan blades 17 to rotate in the forward direction, so that the plurality of sets of second fan blades 17 discharge the air inside the lower casing 1 through the plurality of sets of second air ducts 13, thereby dissipating the heat of the electrical equipment inside the lower casing 1, then the plurality of sets of second motors 16 are controlled to rotate in the reverse direction, so that the plurality of sets of second fan blades 17 draw the outdoor air through the second air ducts 13 and convey the outdoor air to the inside the lower casing 1, the first fan blades 12 are controlled to rotate in the reverse direction by controlling the first motor 11, the air inside the lower shell 1 is extracted by the first fan blades 12 and then discharged to the outside through the plurality of groups of first air ducts 9, and meanwhile, the flowing air is heated by opening the electric heating wire 18, so that the hot air passes through the silica gel desiccant 6 and is dried when flowing, then the outer frame 4 is detached by rotating the plurality of groups of first bolts 8, and then the silica gel desiccant 6 is replaced by opening the ventilation cover plate 7.

The main functions realized by the utility model are as follows: through opening heat abstractor with outdoor air extraction, the air of extraction gets into casing 1 inside down through last casing 2 vent, later the inside air of casing 1 outwards discharges through casing 1 vent down, thereby make casing 1 inside heat dissipation cooling down, the inside air that gets into casing 2 passes inside silica gel desiccant 6 and gets into casing 1 down, thereby make silica gel desiccant 6 carry out dehumidification with the air, and then reduce humid air and cause the damage to electrical equipment, improve the inside radiating dampproofing effect in the casing 1 down, dismantle frame 4 through rotatory first bolt 8 of multiunit, later change silica gel desiccant 6 through opening ventilative apron 7, thereby improve the convenience of silica gel desiccant 6 change operation, improve the practicality of mechanism.

According to the internal moisture-proof mechanism for the electrical equipment, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the internal moisture-proof mechanism can be implemented as long as the beneficial effects of the internal moisture-proof mechanism can be achieved; the silica gel desiccant 6, the first motor 11, the second motor 16, the heating wire 18 and the temperature and humidity sensor 24 based on the internal moisture-proof mechanism for the electrical equipment are purchased from the market, and the technical personnel in the industry only need to install and operate according to the attached operating instructions without creative labor of the technical personnel in the field.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An internal moisture-proof mechanism for electrical equipment is characterized by comprising a lower shell (1), an upper shell (2), a fixing device, a heat dissipation device, a limiting block (3), an outer frame (4), a breathable bottom plate (5), a silica gel desiccant (6), a breathable cover plate (7) and a first bolt (8), wherein the top end of the lower shell (1) is communicated with an opening, the upper shell (2) is installed at the top end of the lower shell (1) through the fixing device, the bottom end of the upper shell (2) is communicated with the opening of the lower shell (1), a plurality of groups of ventilation openings are respectively arranged on the lower shell (1) and the upper shell (2), the heat dissipation device is respectively installed inside the lower shell (1) and the upper shell (2), the heat dissipation device is used for dissipating heat inside the lower shell (1), the limiting block (3) is installed on the inner side wall of the upper shell (2), the outer frame (4) is slidably installed inside the upper shell (2), and frame (4) top and stopper (3) bottom contact, install in frame (4) bottom ventilative bottom plate (5), silica gel desiccant (6) set up inside frame (4), ventilative apron (7) removable cover dress is on frame (4) top, it is provided with the multiunit screw hole to go up casing (2) lateral wall, multiunit first bolt (8) cooperate respectively to install on the multiunit screw hole, and frame (4) lateral wall is provided with the multiunit recess, multiunit first bolt (8) rear end stretches into inside the multiunit recess respectively.

2. The internal moisture-proof mechanism for electrical equipment according to claim 1, wherein the heat dissipation device comprises a plurality of sets of first air ducts (9), a plurality of sets of first air filters (10), a first motor (11), a plurality of sets of second air ducts (13), a plurality of sets of second air filters (14), a plurality of sets of mounting brackets (15), a plurality of sets of second motors (16), a plurality of sets of second fan blades (17), heating wires (18) and a protective grid (19), wherein the plurality of sets of first air ducts (9) are respectively communicated with the plurality of sets of air vents of the upper housing (2), the plurality of sets of first air filters (10) are respectively mounted on the plurality of sets of first air ducts (9), the first motor (11) is mounted at the top end of the upper housing (2), the output end of the first motor (11) is provided with the first fan blades (12), the first fan blades (12) are arranged inside the upper housing (2), the plurality of sets of second air ducts (13) are respectively communicated with the plurality of air vents of the lower housing (1), multiunit second airstrainer (14) sets up respectively on multiunit second dryer (13), install respectively on multiunit second dryer (13) inside wall multiunit mounting bracket (15), install respectively on multiunit mounting bracket (15) multiunit second motor (16), multiunit second flabellum (17) set up respectively on multiunit second motor (16) output, and multiunit second flabellum (17) set up respectively inside multiunit second dryer (13), heating wire (18) are installed under on casing (1) inside wall, and heating wire (18) set up casing (1) top opening part under, protection grid (19) are installed under on casing (1) inside wall.

3. The internal moisture-proof mechanism for the electrical equipment based on claim 1 is characterized in that the fixing device comprises a plurality of groups of first internal thread fixing pieces (20), a plurality of groups of second internal thread fixing pieces (21) and a plurality of groups of second bolts (22), the plurality of groups of first internal thread fixing pieces (20) are circumferentially arranged at the lower part of the outer side wall of the upper shell (2), the plurality of groups of second internal thread fixing pieces (21) are circumferentially arranged at the upper part of the outer side wall of the lower shell (1), the positions of the plurality of groups of first internal thread fixing pieces (20) and the plurality of groups of second internal thread fixing pieces (21) are matched, and the plurality of groups of second bolts (22) are respectively and cooperatively arranged on the plurality of groups of first internal thread fixing pieces (20) and the plurality of groups of second internal thread fixing pieces (21).

4. An internal moisture protection mechanism for electrical equipment based on claim 1, further comprising a gasket (23), wherein the gasket (23) is mounted at the bottom end of the upper housing (2), and the bottom end of the gasket (23) is attached to the top end of the lower housing (1).

5. An interior moisture protection mechanism for electrical equipment based on claim 1, further comprising a temperature and humidity sensor (24), wherein the temperature and humidity sensor (24) is installed on the outer side wall of the lower case (1), and the temperature and humidity sensor (24) is communicated with the interior of the lower case (1).

6. The internal moisture-proof mechanism for the electrical equipment is characterized by further comprising a material tank (25), wherein the material tank (25) is arranged on the inner side wall of the lower shell (1), the material tank (25) is communicated with the inside of the lower shell (1), and a drying agent is arranged inside the material tank (25).

7. An internal moisture protection mechanism for electrical equipment based on claim 1, further comprising a plurality of sets of legs (26), wherein the plurality of sets of legs (26) are mounted at the bottom end of the lower housing (1).