CN213935965U - Novel fireproof power capacitor - Google Patents
Novel fireproof power capacitor Download PDFInfo
- Publication number
- CN213935965U CN213935965U CN202022810263.2U CN202022810263U CN213935965U CN 213935965 U CN213935965 U CN 213935965U CN 202022810263 U CN202022810263 U CN 202022810263U CN 213935965 U CN213935965 U CN 213935965U
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- Prior art keywords
- screw
- capacitor
- shell
- fire
- power capacitor
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- 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.)
- Expired - Fee Related
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- 239000003990 capacitor Substances 0.000 title claims abstract description 46
- 230000002265 prevention Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 7
- 244000309464 bull Species 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003063 flame retardant Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000002516 radical scavenger Substances 0.000 claims description 2
- 230000009970 fire resistant effect Effects 0.000 claims 5
- 230000000903 blocking effect Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model is suitable for a power equipment technical field provides a novel fire prevention power capacitor, including casing, drain pan, capacitor body and capacitor terminal, the inside of capacitor body is installed smoke sensor and temperature sensor respectively, the left and right sides of casing inner chamber is rotated respectively and is connected with first screw rod and second screw rod; the utility model discloses a casing, the drain pan, smoke sensor, temperature sensor, first screw rod, the second screw rod, actuating mechanism, the intake duct, go out the air duct, the movable block, the shutoff board, the setting of air duct and vacuum pump, make this condenser have the fire prevention function, and effectively suppress stretching of intensity of a fire, the security of this condenser has been improved, reduce loss of property simultaneously, solved current power capacitor and mostly lacked the fire prevention function, can't effectively suppress stretching of intensity of a fire, easily cause the intensity of a fire to light other electrical apparatus or articles on every side, and then bring the problem of huge amount loss of property.
Description
Technical Field
The utility model belongs to the technical field of power equipment, especially, relate to a novel fire prevention power capacitor.
Background
The power capacitor is widely applied to occasions such as reactive compensation, filtering, energy storage and the like in the fields of power transmission, distribution, power utilization and the like. At present, a high-voltage power capacitor is generally formed by taking an aluminum foil as an electrode, winding a polypropylene film as an insulating medium, flattening the wound aluminum foil to form a capacitor element, connecting the capacitor element in series and parallel, then filling the capacitor element into a metal container, and vacuum-drying and impregnating the capacitor element with insulating oil. The capacitor has the outstanding characteristics of mature technology, high insulating strength, long service life and good reliability. However, since the capacitor is filled with flammable insulating oil, if the insulating oil leaks out due to some reason, a fire accident is easily caused. Such accidents have occurred in many cases during the operational use of power capacitors. Thus, the problem of fire protection of power capacitors has been a challenge.
Most of the existing power capacitors lack a fireproof function, cannot effectively prevent the spread of fire, easily causes the fire to ignite other surrounding electrical appliances or objects, and further brings huge property loss.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel fire prevention power capacitor aims at solving the problem that proposes in the above-mentioned background art.
The utility model is realized in such a way, a novel fireproof power capacitor comprises a shell, a bottom shell, a capacitor body and a capacitor terminal, wherein a smoke sensor and a temperature sensor are respectively arranged in the capacitor body, the left side and the right side of an inner cavity of the shell are respectively and rotationally connected with a first screw and a second screw, the bottom ends of the first screw and the second screw penetrate through the inner part of the bottom shell and are rotationally connected with the inner wall of the bottom shell, a driving mechanism is arranged in the bottom shell, the left side of the shell is communicated with an air inlet channel, the right side of the shell is communicated with an air outlet channel, the surfaces of the first screw and the second screw are respectively and threadedly connected with a moving block, the left side and the right side of the inner cavity of the shell are respectively provided with a plugging plate and are mutually fixed with the plugging plates through connecting rods, the front side and the rear side of the top of the shell are respectively provided with a vacuum pump, the air inlet of the vacuum pump is communicated with an air guide pipe, the other end of the air duct is communicated with the shell.
Preferably, actuating mechanism includes double-shaft motor, bull stick, bevel gear and toothed disc, the quantity of bull stick be 2 and respectively with the output shaft joint of the double-shaft motor left and right sides, bevel gear installs the one end of keeping away from double-shaft motor at the bull stick, the quantity of toothed disc is 2 and bolted respectively on the surface of first screw rod and second screw rod, and bevel gear and toothed disc intermeshing.
Preferably, risers are bolted on the left side and the right side of the inner cavity of the bottom shell, bearings are embedded on the surfaces of the risers, and the rotating rod is bolted with the inner rings of the bearings.
Preferably, the internally mounted of intake duct has the scavenger fan, the left side of intake duct and the right side of going out the gas tank all bolted connection have the dust screen.
Preferably, the front side and the rear side of the moving block are respectively bolted with a fixed rod, the other end of each fixed rod is bolted with a roller, and the rollers are in rolling connection with the inner wall of the shell.
Preferably, the insulating rubber is installed below the surface of the capacitor terminal, and the shell and the bottom shell are both made of insulating flame-retardant materials.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a casing, the drain pan, smoke sensor, temperature sensor, first screw rod, the second screw rod, actuating mechanism, the intake duct, go out the air duct, the movable block, the shutoff board, the setting of air duct and vacuum pump, make this condenser have the fire prevention function, and effectively suppress stretching of intensity of a fire, the security of this condenser has been improved, reduce loss of property simultaneously, solved current power capacitor and mostly lacked the fire prevention function, can't effectively suppress stretching of intensity of a fire, easily cause the intensity of a fire to light other electrical apparatus or articles on every side, and then bring the problem of huge amount loss of property.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a left sectional view of the present invention;
FIG. 3 is a front sectional view of the capacitor body according to the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 1;
fig. 5 is a perspective view of the present invention.
In the figure: 1. a housing; 2. a bottom case; 3. a capacitor body; 4. a capacitor terminal; 5. a smoke sensor; 6. a temperature sensor; 7. a first screw; 8. a second screw; 9. a drive mechanism; 91. a double-shaft motor; 92. a rotating rod; 93. a bevel gear; 94. a gear plate; 10. an air inlet channel; 11. an air outlet groove; 12. a moving block; 13. a plugging plate; 14. an air duct; 15. a vacuum pump; 16. a vertical plate; 17. a bearing; 18. fixing the rod; 19. a roller; 20. a ventilator; 21. a dust screen; 22. and (3) insulating rubber.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, the utility model provides a novel fireproof power capacitor, which comprises a housing 1, a bottom case 2, a capacitor body 3 and a capacitor terminal 4, wherein a smoke sensor 5 and a temperature sensor 6 are respectively installed inside the capacitor body 3, a first screw 7 and a second screw 8 are respectively rotatably connected to the left and right sides of the inner cavity of the housing 1, the bottom ends of the first screw 7 and the second screw 8 are respectively penetrated into the bottom case 2 and rotatably connected with the inner wall thereof, a driving mechanism 9 is arranged inside the bottom case 2, the left side of the housing 1 is communicated with an air inlet channel 10, the right side of the housing 1 is provided with an air outlet channel 11, the surfaces of the first screw 7 and the second screw 8 are respectively connected with a movable block 12 by screw threads, the left and right sides of the inner cavity of the housing 1 are respectively provided with a blocking plate 13, the movable block 12 is mutually fixed with the blocking plate 13 by a connecting rod, the front and back sides of the top of the housing 1 are respectively provided with a vacuum pump 15, an air duct 14 is communicated with an air inlet of the vacuum pump 15, and the other end of the air duct 14 is communicated with the shell 1.
In this embodiment, through casing 1, drain pan 2, smoke sensor 5, temperature sensor 6, first screw rod 7, second screw rod 8, actuating mechanism 9, intake duct 10, go out gas tank 11, movable block 12, closure plate 13, air duct 14 and vacuum pump 15's setting, make this condenser have the fire prevention function, and effectively restrain stretching of intensity of a fire, the security that has improved this condenser, reduce loss of property simultaneously, it mostly lacks the fire prevention function to have solved current power capacitor, can't effectively restrain stretching of intensity of a fire, easily cause the intensity of a fire to ignite other electrical apparatus or article around, and then bring the problem of huge amount of property loss.
Further, the driving mechanism 9 includes a double-shaft motor 91, rotating rods 92, bevel gears 93 and gear discs 94, the number of the rotating rods 92 is 2, and the rotating rods are respectively connected with output shafts on the left side and the right side of the double-shaft motor 91 in a clamping manner, the bevel gears 93 are installed at one ends of the rotating rods 92 far away from the double-shaft motor 91, the number of the gear discs 94 is 2, and the gear discs 93 are respectively bolted on the surfaces of the first screw 7 and the second screw 8, and the bevel gears 93 and the gear discs 94 are meshed with each other.
In the present embodiment, the rotation of the first screw 7 and the second screw 8 can be powered by the arrangement of the biaxial motor 91, the rotary rod 92, the bevel gear 93 and the gear disc 94 in cooperation.
Furthermore, the left side and the right side of the inner cavity of the bottom shell 2 are bolted with vertical plates 16, bearings 17 are embedded on the surfaces of the vertical plates 16, and the rotating rods 92 are bolted with the inner rings of the bearings 17.
In this embodiment, the riser 16 and the bearing 17 are arranged to provide an additional support point for the rotating rod 92 and increase the stability of the rotating rod 92 during rotation.
Furthermore, a ventilation fan 20 is installed inside the air inlet duct 10, and dust screens 21 are bolted to the left side of the air inlet duct 10 and the right side of the air outlet groove 11.
In the present embodiment, through the arrangement of the ventilation fan 20 and the dust screen 21, the ventilation fan 20 can increase the circulation speed of the air inside the casing 1, so as to improve the heat dissipation effect, and the dust screen 21 can prevent the dust from entering the inside of the casing 1.
Further, the front side and the rear side of the moving block 12 are bolted with fixing rods 18, the other ends of the fixing rods 18 are bolted with rollers 19, and the rollers 19 are in rolling connection with the inner wall of the shell 1.
In the present embodiment, by the arrangement of the fixed rod 18 and the roller 19, they can provide a supporting point for the moving block 12 on the front and back sides, and increase the stability of the moving block 12 during the up and down movement, ensuring that the moving block 12 does not rotate along with the first screw 7 or the second screw 8.
Further, an insulating rubber 22 is mounted below the surface of the capacitor terminal 4, and the housing 1 and the bottom case 2 are made of insulating flame retardant materials.
In this embodiment, through the setting of insulating rubber 22, it can promote the sealed effect of condenser terminal 4 and casing 1 department of running through, avoids the air to get into the inside of casing 1 from this department, designs casing 1 and drain pan 2 to be insulating flame retardant material simultaneously and makes, effectively promotes the fire prevention efficiency of this condenser.
The utility model discloses a theory of operation and use flow: when the electric cooker is used, if the capacitor body 3 catches fire, the smoke sensor 5 and the temperature sensor 6 monitor the abnormality, then the ventilator 20 is turned off, the double-shaft motor 91 is turned on at the same time, the double-shaft motor drives the rotating rod 92, the bevel gear 93 and the gear disc 94 on the two sides to start rotating, then the first screw 7 and the second screw 8 start rotating in different directions, because the thread directions of the surfaces of the first screw 7 and the second screw 8 are opposite, the moving blocks 12 and the blocking plates 13 on the left side and the right side rise together, then the blocking plates 13 are contacted with the inner wall of the top of the inner cavity of the shell 1, the double-shaft motor 91 is turned off at the same time, the blocking plates 13 block the air inlet channel 10 and the air outlet channel 11, so that a relatively closed space is formed inside the shell 1, meanwhile, the vacuum pump 15 is turned on, and the air inside the shell 1 is discharged to the outside through the air guide tube 14, relative vacuum environment is formed to the inside of casing 1 afterwards, and the intensity of a fire dwindles gradually or extinguishes under the condition of lacking oxygen, and this condenser can effectively restrain the spreading of intensity of a fire in whole in-process, and the security is higher, reduces property loss simultaneously.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a novel fire prevention power capacitor, includes casing (1), drain pan (2), capacitor body (3) and capacitor terminal (4), its characterized in that: a smoke sensor (5) and a temperature sensor (6) are respectively installed inside the capacitor body (3), the left side and the right side of the inner cavity of the shell (1) are respectively and rotatably connected with a first screw (7) and a second screw (8), the bottom ends of the first screw (7) and the second screw (8) penetrate through the inner part of the bottom shell (2) and are rotatably connected with the inner wall of the bottom shell, a driving mechanism (9) is arranged inside the bottom shell (2), the left side of the shell (1) is communicated with an air inlet channel (10), the right side of the shell (1) is penetrated and provided with an air outlet groove (11), the surfaces of the first screw (7) and the second screw (8) are respectively and threadedly connected with a movable block (12), the left side and the right side of the inner cavity of the shell (1) are respectively provided with a plugging plate (13), and the movable block (12) is mutually fixed with the plugging plates (13) through connecting rods, vacuum pump (15) are all installed to both sides around casing (1) top, the air inlet department intercommunication of vacuum pump (15) has air duct (14), the other end and casing (1) of air duct (14) communicate each other.
2. A novel fire-resistant power capacitor as claimed in claim 1, characterized in that: actuating mechanism (9) include biax motor (91), bull stick (92), conical gear (93) and toothed disc (94), the quantity of bull stick (92) be 2 and respectively with the output shaft joint of biax motor (91) left and right sides, conical gear (93) are installed in the one end of keeping away from biax motor (91) in bull stick (92), the quantity of toothed disc (94) is 2 and respectively the bolt on the surface of first screw rod (7) and second screw rod (8), and conical gear (93) and toothed disc (94) intermeshing.
3. A novel fire-resistant power capacitor as claimed in claim 2, characterized in that: the left side and the right side of the inner cavity of the bottom shell (2) are respectively bolted with a vertical plate (16), a bearing (17) is embedded in the surface of each vertical plate (16), and the rotating rod (92) is bolted with the inner ring of each bearing (17).
4. A novel fire-resistant power capacitor as claimed in claim 1, characterized in that: the inside of intake duct (10) installs scavenger fan (20), dust screen (21) have all been bolted on the left side of intake duct (10) and the right side of going out gas groove (11).
5. A novel fire-resistant power capacitor as claimed in claim 1, characterized in that: fixed rods (18) are bolted on the front side and the rear side of the moving block (12), the other ends of the fixed rods (18) are bolted with rollers (19), and the rollers (19) are in rolling connection with the inner wall of the shell (1).
6. A novel fire-resistant power capacitor as claimed in claim 1, characterized in that: insulating rubber (22) are installed to the below on capacitor terminal (4) surface, casing (1) and drain pan (2) are insulating flame retardant material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022810263.2U CN213935965U (en) | 2020-11-27 | 2020-11-27 | Novel fireproof power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022810263.2U CN213935965U (en) | 2020-11-27 | 2020-11-27 | Novel fireproof power capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213935965U true CN213935965U (en) | 2021-08-10 |
Family
ID=77145910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022810263.2U Expired - Fee Related CN213935965U (en) | 2020-11-27 | 2020-11-27 | Novel fireproof power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213935965U (en) |
-
2020
- 2020-11-27 CN CN202022810263.2U patent/CN213935965U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |
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| CF01 | Termination of patent right due to non-payment of annual fee |