CN113153778A - Safe explosion-proof fan with from cooling function - Google Patents
Safe explosion-proof fan with from cooling function Download PDFInfo
- Publication number
- CN113153778A CN113153778A CN202011291854.1A CN202011291854A CN113153778A CN 113153778 A CN113153778 A CN 113153778A CN 202011291854 A CN202011291854 A CN 202011291854A CN 113153778 A CN113153778 A CN 113153778A
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- Prior art keywords
- casing
- connecting block
- explosion
- vertical rod
- cooling function
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Abstract
The invention discloses a safe explosion-proof fan with a self-cooling function, which comprises a shell and a base positioned at the bottom end of the shell, wherein a casing is arranged on one side of the shell, a driving motor is arranged in the casing, a driving shaft extending into the casing is arranged at the output end of the driving motor, an impeller matched with the driving shaft is arranged on the driving shaft and positioned in the casing, an air inlet is arranged on one side of the shell, which is far away from the casing, a filter screen matched with the air inlet is arranged in the air inlet, a connecting block is arranged on one side of the casing, which is positioned on the filter screen, and a first scraper and a second scraper which are symmetrically arranged are arranged on one side of the connecting block. Has the advantages that: the motor body can be rapidly and effectively cooled, so that the normal operation of the motor is ensured, the explosion of the motor is effectively avoided, and potential safety hazards are avoided; due to the design of the dust removal mechanism, dust on the filter screen on the air inlet can be scraped, and the filtering effect of the filter screen is improved; and the design of the air guide mechanism ensures that the air passing through the air outlet is uniformly distributed.
Description
Technical Field
The invention relates to the technical field of fans, in particular to a safe explosion-proof fan with a self-cooling function.
Background
The fan is a general mechanical device with large quantity and wide range, is mainly applied to the aspects of ventilation of mines, underground engineering and underground power plants, ventilation and air induction of boilers, discharge of high-temperature corrosive gas of chemical plants, ventilation of workshop air conditioners and atom protection equipment and the like, has very wide application, and almost relates to various fields of national economy. The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and accelerates the gas by utilizing blades rotating at high speed, then decelerates and changes the flow direction, and converts kinetic energy into potential energy. The existing fan mainly has two problems: firstly, when high-temperature gas is discharged, most fans cannot be cooled, so that the temperatures of the output shaft of the motor and the main body of the motor are quickly increased, and internal parts of the motor are damaged; secondly, the inlet of the fan is not provided with any sand blocking device, so that in the working process of the fan, outside wind sand and dust are easily blown into the motor through the fan to cause the damage of the motor, thereby ensuring that the motor is frequently maintained and the repair cost is high.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a safe explosion-proof fan with a self-cooling function, so as to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
a safe explosion-proof fan with a self-cooling function comprises a shell and a base located at the bottom end of the shell, wherein a casing is arranged on one side of the shell, a driving motor is arranged in the casing, a driving shaft extending into the casing is arranged at the output end of the driving motor, an impeller matched with the driving shaft is arranged on the driving shaft and located in the casing, an air inlet is formed in one side, away from the casing, of the shell, a filter screen matched with the air inlet is arranged in the air inlet, a connecting block is arranged on one side, located on the filter screen, of the shell, a first scraper and a second scraper are symmetrically arranged on one side of the connecting block, the first scraper and the second scraper are connected with the connecting block through a dust removal mechanism, an air outlet is formed in one side, away from the casing, of the shell, and an air guide mechanism matched with the first scraper is arranged in the air outlet;
wherein, air guide mechanism includes being located the barrel in the casing, the barrel is both sides open-ended hollow structure, and middle part in the barrel is equipped with the spliced pole, the closure leaf that is equipped with a plurality of evenly distributed surrounds on the outer wall of spliced pole, the cover is equipped with rather than assorted housing on the barrel, one side that the spliced pole was kept away from to the closure leaf all is equipped with the rotation axis that extends to in the housing, all be equipped with on the rotation axis and link up the piece, the bottom that links up the piece is equipped with the movable rod that the slope set up, two liang all be equipped with the push rod between the movable rod, the push rod pass through connecting axle one with the movable rod is connected, the top of casing is equipped with the rotating electrical machines, the output of rotating electrical machines is equipped with the rotation axis that extends to in the housing, be equipped with the cam on the rotation axis, wherein two sets of all be equipped with between the movable rod with the down tube that the cam is connected, the inclined rod is respectively connected with the cam and the movable rod through a second connecting shaft;
dust removal mechanism is including being located montant one and montant two that the symmetry set up in the connecting block, the top of montant one is equipped with to extend to outside the connecting block and with horizontal pole one that the scraper blade is connected, the bottom of montant two be equipped with extend to outside the connecting block and with horizontal pole two that the scraper blade is connected, just be located in the connecting block montant one with be equipped with the meshing gear between the montant two, montant one with one side that montant two are close to each other all be equipped with meshing gear assorted rack, the meshing gear through the fixed axle with the connecting block is connected, one side of fixed axle with be located servo motor output in the connecting block is connected.
Preferably, the connecting block is internally and symmetrically provided with first limiting blocks sleeved on the first vertical rod, and the second vertical rod is symmetrically provided with second limiting blocks connected with the connecting block.
Preferably, the bottom end of the casing is provided with a base, and one side of the connecting block is provided with a travel groove connected with the first vertical rod and the second vertical rod.
Preferably, the driving motor is connected with the casing through a frame, a plurality of uniformly distributed fluorescent strips are arranged on the frame,
preferably, the closing leaf is of a conical structure, and the closing leaf is connected with the connecting column through a third connecting shaft.
Preferably, a temperature sensor is arranged on the driving motor, a condensation pipe is wound on the driving motor, and one end of the condensation pipe is connected with a cooling box on the base.
Preferably, the push rod is of a telescopic structure, a shaft sleeve matched with the rotating shaft is arranged on the cylinder, and the cam is eccentrically arranged.
Preferably, the corners of the casing close to the casing are provided with inclined air deflectors, and the forming part of the air inlet is provided with a horn-shaped air guide cover.
Preferably, the inner wall of the shell is provided with a cooling sleeve, and the cooling sleeve is sequentially provided with a heat conduction layer, a cooling layer and a heat insulation layer from inside to outside.
The invention has the beneficial effects that: the driving motor drives the impeller to blow wind power to the driving motor, and when the driving motor generates certain heat in the use process, the cooling treatment can be rapidly and effectively carried out on the motor body, so that the normal operation of the motor is ensured, the explosion of the motor is effectively avoided, and the potential safety hazard is avoided; due to the design of the dust removal mechanism, dust on the filter screen on the air inlet can be scraped, and the filtering effect of the filter screen is improved; and the design of the air guide mechanism ensures that the air passing through the air outlet is uniformly distributed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a safety explosion-proof fan with a self-cooling function according to an embodiment of the invention;
fig. 2 is a side view of a housing in a safety explosion-proof blower with a self-cooling function according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a connecting block in a safety explosion-proof fan with a self-cooling function according to an embodiment of the invention;
fig. 4 is a side view of a cylinder in a safety explosion-proof blower with a self-cooling function according to an embodiment of the invention;
fig. 5 is one of partial side views of a cylinder in a safety explosion-proof blower with a self-cooling function according to an embodiment of the invention;
fig. 6 is a second partial side view of a cylinder in a safety explosion-proof blower with a self-cooling function according to an embodiment of the invention;
fig. 7 is a schematic structural diagram of a casing in a safety explosion-proof blower with a self-cooling function according to an embodiment of the invention;
fig. 8 is a schematic structural diagram of an air guiding mechanism in a safety explosion-proof fan with a self-cooling function according to an embodiment of the present invention.
In the figure:
1. a housing; 2. a machine base; 3. a housing; 4. a drive motor; 5. a drive shaft; 6. an impeller; 7. an air inlet; 8. a filter screen; 9. connecting blocks; 10. a first scraper plate; 11. a second scraper plate; 12. an air outlet; 13. an air guide mechanism; 14. a barrel; 15. connecting columns; 16. a closing leaf; 17. a housing; 18. a rotating shaft; 19. a joining block; 20. a movable rod; 21. a push rod; 22. a first connecting shaft; 23. a rotating electric machine; 24. a rotating shaft; 25. a cam; 26. a diagonal bar; 27. a second connecting shaft; 28. a first vertical rod; 29. a second vertical rod; 30. a first cross bar; 31. a second cross bar; 32. a meshing gear; 33. a rack; 34. a fixed shaft; 35. a base; 36. a frame; 37. a temperature sensor; 38. a cooling tank; 39. an air deflector.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to the embodiment of the invention, the safe explosion-proof fan with the self-cooling function is provided.
The first embodiment is as follows:
as shown in fig. 1-8, the safety explosion-proof fan with a self-cooling function according to the embodiment of the present invention includes a housing 1 and a base 2 located at a bottom end of the housing 1, a casing 3 is disposed on one side of the housing 1, a driving motor 4 is disposed in the casing 3, a driving shaft 5 extending into the housing 1 is disposed at an output end of the driving motor 4, an impeller 6 matched with the driving shaft 5 is disposed on the driving shaft 5 and located in the housing 1, an air inlet 7 is disposed on one side of the housing 1 away from the casing 3, a filter screen 8 matched with the air inlet 7 is disposed in the air inlet 7, a connecting block 9 is disposed on one side of the filter screen 8 of the housing 1, a first scraper 10 and a second scraper 11 are symmetrically disposed on one side of the connecting block 9, the first scraper 10 and the second scraper 11 are connected to the connecting block 9 through a dust removal mechanism, an air outlet 12 is arranged on one side of the machine shell 3 away from the shell 1, and an air guide mechanism 13 matched with the air outlet 12 is arranged in the air outlet 12;
wherein, air guide mechanism 13 is including being located barrel 14 in casing 3, barrel 14 is both sides open-ended hollow structure, just middle part in barrel 14 is equipped with spliced pole 15, it is equipped with a plurality of evenly distributed's closed leaf 16 to encircle on spliced pole 15's the outer wall, the cover is equipped with rather than assorted housing 17 on the barrel 14, closed leaf 16 keeps away from one side of spliced pole 15 all is equipped with and extends to rotation axis 18 in the housing 17, all be equipped with linking piece 19 on the rotation axis 18, the bottom of linking piece 19 is equipped with the movable rod 20 that the slope set up, and is two liang all be equipped with push rod 21 between the movable rod 20, push rod 21 through connecting axle one 22 with movable rod 20 is connected, the top of casing 3 is equipped with rotating electrical machines 23, the output of rotating electrical machines 23 is equipped with and extends to rotation axis 24 in the housing 17, a cam 25 is arranged on the rotating shaft 24, an inclined rod 26 connected with the cam 25 is arranged between the two groups of movable rods 20, and the inclined rods 26 are respectively connected with the cam 25 and the movable rods 20 through a second connecting shaft 27;
dust removal mechanism is including being located symmetrical montant 28 and the two 29 of montant that set up in the connecting block 9, the top of montant 28 is equipped with and extends to outside the connecting block 9 and with the horizontal pole 30 that the scraper blade is connected, the bottom of two 29 of montants is equipped with and extends to outside the connecting block 9 and with two 31 of the horizontal pole that 11 of scraper blade are connected, just be located in the connecting block 9 montant 28 with be equipped with meshing gear 32 between two 29 of montants, montant 28 with one side that two 29 of montants are close to each other all be equipped with meshing gear 32 assorted rack 33, meshing gear 32 through fixed axle 34 with the connecting block 9 is connected, one side of fixed axle 34 with be located servo motor output in the connecting block 9 is connected.
Example two:
as shown in fig. 1-8, the connecting block 9 is internally symmetrically provided with a first limiting block sleeved on the first vertical rod 28, the second vertical rod 29 is symmetrically provided with a second limiting block connected with the connecting block 9, the bottom end of the casing 3 is provided with a base 35, one side of the connecting block 9 is provided with a stroke groove connected with the first vertical rod 28 and the second vertical rod 29, the driving motor 4 is connected with the casing 3 through a frame 36, and the frame 36 is provided with a plurality of uniformly distributed fluorescent strips. Through the design of the first limiting block and the second limiting block, the first vertical rod 28 and the second vertical rod 29 are more stable in the moving process, and the design of the base 35 is beneficial to improving the stability of the casing 3.
Example three:
as shown in fig. 1-8, the closing leaf 16 is a conical structure, and the closing leaf 16 is connected to the connecting column 15 through a third connecting shaft, the driving motor 4 is provided with a temperature sensor 37, the driving motor 4 is wound with a condenser pipe, one end of the condenser pipe is connected to a cooling box 38 on the base 35, the push rod 21 is a telescopic structure, and the cylinder 14 is provided with a shaft sleeve matched with the rotating shaft 18, and the cam 25 is eccentrically arranged. Through the cooperation design of temperature sensor 37 and condenser pipe for the condenser pipe can cool down driving motor 4, and temperature sensor 37 can real-time detection driving motor 4's temperature.
Example four:
as shown in fig. 1 to 8, the inside of the casing 1 near the edge of the casing 3 is provided with air deflectors 39 arranged obliquely, the forming part of the air inlet 7 is provided with a trumpet-shaped air guiding cover, the inner wall of the casing 1 is provided with a cooling jacket, and the cooling jacket is provided with a heat conducting layer, a cooling layer and a heat insulating layer sequentially from inside to outside.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, the driving motor 4 drives the impeller 6 to rotate to form an air channel, air flows through the barrel 14, the rotating motor 23 of the air guiding mechanism 13 drives the rotating shaft 24 to rotate, the rotating shaft 24 drives the cam 25 to rotate, the inclined rod 26 swings along with the rotation of the cam 25, the inclined rod 26 drives the movable rods 20 to rotate, the movable rods 20 rotate with each other through the push rod 21, the movable rods 20 drive the rotating shaft 18 to rotate through the connecting block 19 during rotation, so that the rotating shaft 18 drives the closing leaf 16 to rotate, the effect of adjusting the inclination angle of the closing leaf 16 is achieved, a plurality of flow guide channels are formed in the barrel 14, air passing through the air outlet 12 is uniformly distributed, and the design of the dust removing mechanism starts the servo motor to drive the meshing gear 32 to mesh with the rack 33, so that the first vertical rod 28 and the second vertical rod 29 are under the action of the rack 33, gather together in the middle of mutually, drive scraper blade 10 and scraper blade two 11 through two sets of horizontal poles in step and strike off the outer wall of filter screen 8, reach the effect of cleaing away the dust.
In summary, according to the technical scheme of the present invention, the driving motor 4 drives the impeller 6 to rotate, so that wind blows to the driving motor 4, and when the driving motor 4 generates a certain amount of heat in a use process, the motor body can be rapidly and effectively cooled, so as to ensure normal operation of the motor, effectively avoid causing explosion of the motor, and avoid causing potential safety hazards; due to the design of the dust removal mechanism, dust on the filter screen 8 on the air inlet 7 can be scraped, and the filtering effect of the filter screen 8 is improved; the design of the air guiding mechanism 13 makes the air passing through the air outlet 12 uniformly distributed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides a safe explosion-proof fan with from cooling function which characterized in that, includes casing (1) and is located frame (2) of casing (1) bottom.
2. The safe explosion-proof fan with the self-cooling function according to claim 1, characterized in that a casing (3) is provided at one side of the casing (1), a driving motor (4) is provided in the casing (3), a driving shaft (5) extending into the casing (1) is provided at an output end of the driving motor (4), an impeller (6) matched with the driving shaft (5) is provided on the driving shaft (5) and located in the casing (1), an air inlet (7) is provided at one side of the casing (1) far away from the casing (3), a filter screen (8) matched with the air inlet (7) is provided in the air inlet (7), a connecting block (9) is provided at one side of the filter screen (8) of the casing (1), a first scraper (10) and a second scraper (11) which are symmetrically provided are provided at one side of the connecting block (9), the first scraper (10) and the second scraper (11) are connected with the connecting block (9) through a dust removing mechanism, an air outlet (12) is formed in one side, away from the shell (1), of the machine shell (3), and an air guide mechanism (13) matched with the air outlet (12) is arranged in the air outlet (12);
wherein, wind guiding mechanism (13) is including being located barrel (14) in casing (3), barrel (14) are both sides open-ended hollow structure, just middle part in barrel (14) is equipped with spliced pole (15), encircle closed leaf (16) that are equipped with a plurality of evenly distributed on the outer wall of spliced pole (15), the cover is equipped with rather than assorted housing (17) on barrel (14), closed leaf (16) are kept away from one side of spliced pole (15) all is equipped with and extends to rotation axis (18) in housing (17), all be equipped with on rotation axis (18) and link up piece (19), the bottom of linking up piece (19) is equipped with movable rod (20) that the slope set up, two liang all be equipped with between movable rod (20) push rod (21), push rod (21) through connecting axle (22) with movable rod (20) are connected, a rotating motor (23) is arranged at the top end of the machine shell (3), a rotating shaft (24) extending into the housing (17) is arranged at the output end of the rotating motor (23), a cam (25) is arranged on the rotating shaft (24), an inclined rod (26) connected with the cam (25) is arranged between two groups of movable rods (20), and the inclined rods (26) are respectively connected with the cam (25) and the movable rods (20) through a second connecting shaft (27);
the dust removal mechanism comprises a first vertical rod (28) and a second vertical rod (29) which are symmetrically arranged in the connecting block (9), a first cross rod (30) which extends to the outside of the connecting block (9) and is connected with the first scraper (10) is arranged at the top end of the first vertical rod (28), a second cross rod (31) which extends to the outside of the connecting block (9) and is connected with the second scraper (11) is arranged at the bottom end of the second vertical rod (29), a meshing gear (32) is arranged in the connecting block (9) and is positioned between the first vertical rod (28) and the second vertical rod (29), racks (33) matched with the meshing gear (32) are arranged on one sides of the first vertical rod (28) and the second vertical rod (29) which are close to each other, the meshing gear (32) is connected with the connecting block (9) through a fixed shaft (34), one side of the fixed shaft (34) is connected with the output end of a servo motor positioned in the connecting block (9), the connecting block (9) is internally and symmetrically provided with a first limiting block sleeved on the first vertical rod (28), and a second limiting block connected with the connecting block (9) is symmetrically arranged on the second vertical rod (29).
3. The safe and explosion-proof fan with the self-cooling function as claimed in claim 2, wherein a base (35) is arranged at the bottom end of the casing (3), and a stroke groove connected with the first vertical rod (28) and the second vertical rod (29) is arranged at one side of the connecting block (9).
4. The safe and explosion-proof fan with the self-cooling function according to claim 3, characterized in that the driving motor (4) is connected with the casing (3) through a frame (36), and a plurality of uniformly distributed fluorescent strips are arranged on the frame (36).
5. The safe and explosion-proof fan with the self-cooling function as claimed in claim 4, wherein the closing leaf (16) is of a conical structure, and the closing leaf (16) is connected with the connecting column (15) through a third connecting shaft.
6. The safe and explosion-proof fan with the self-cooling function according to claim 5, characterized in that a temperature sensor (37) is arranged on the driving motor (4), a condenser pipe is wound on the driving motor (4), and one end of the condenser pipe is connected with a cooling box (38) on the base (35).
7. The safe and explosion-proof fan with the self-cooling function as claimed in claim 6, wherein the push rod (21) is of a telescopic structure, a shaft sleeve matched with the rotating shaft (18) is arranged on the cylinder (14), and the cam (25) is eccentrically arranged.
8. The safe and explosion-proof fan with the self-cooling function according to claim 7, wherein the housing (1) is provided with inclined air deflectors (39) at corners close to the casing (3), and a flared air deflector is arranged at a molding position of the air inlet (7).
9. The safe and explosion-proof fan with the self-cooling function according to claim 8, characterized in that the inner wall of the housing (1) is provided with a cooling jacket, and the cooling jacket is sequentially provided with a heat conducting layer, a cooling layer and a heat insulating layer from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011291854.1A CN113153778A (en) | 2020-11-18 | 2020-11-18 | Safe explosion-proof fan with from cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011291854.1A CN113153778A (en) | 2020-11-18 | 2020-11-18 | Safe explosion-proof fan with from cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113153778A true CN113153778A (en) | 2021-07-23 |
Family
ID=76882357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011291854.1A Withdrawn CN113153778A (en) | 2020-11-18 | 2020-11-18 | Safe explosion-proof fan with from cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113153778A (en) |
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|---|---|---|---|---|
| CN101666321A (en) * | 2008-09-03 | 2010-03-10 | 淄博矿业集团有限责任公司 | Axial-flow type pneumatic dedusting fan |
| CN103047157A (en) * | 2012-12-18 | 2013-04-17 | 平安电气股份有限公司 | Motor side external speed regulating type axial flow fan |
| CN105201880A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Water vapor removing explosion-proof fan |
| CN105201879A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Anti-explosion fan |
| CN106230188A (en) * | 2016-08-29 | 2016-12-14 | 无锡尊宝电动车有限公司 | A kind of fire-proof motor in service life |
| CN106253550A (en) * | 2016-08-26 | 2016-12-21 | 陈节庆 | A kind of motor with explosion prevention function |
| CN106837833A (en) * | 2017-02-17 | 2017-06-13 | 无锡市翱宇特新科技发展有限公司 | A kind of explosion-proof fan |
| CN111555551A (en) * | 2020-05-18 | 2020-08-18 | 浙江当代风机有限公司 | Fire control is discharged fume explosion-proof cooling device for piping lane |
| CN211778066U (en) * | 2020-03-11 | 2020-10-27 | 浙江遂泰通风设备有限公司 | Low-noise square wall type explosion-proof axial flow fan |
-
2020
- 2020-11-18 CN CN202011291854.1A patent/CN113153778A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666321A (en) * | 2008-09-03 | 2010-03-10 | 淄博矿业集团有限责任公司 | Axial-flow type pneumatic dedusting fan |
| CN103047157A (en) * | 2012-12-18 | 2013-04-17 | 平安电气股份有限公司 | Motor side external speed regulating type axial flow fan |
| CN105201880A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Water vapor removing explosion-proof fan |
| CN105201879A (en) * | 2015-09-28 | 2015-12-30 | 无锡市南方防爆电机有限公司 | Anti-explosion fan |
| CN106253550A (en) * | 2016-08-26 | 2016-12-21 | 陈节庆 | A kind of motor with explosion prevention function |
| CN106230188A (en) * | 2016-08-29 | 2016-12-14 | 无锡尊宝电动车有限公司 | A kind of fire-proof motor in service life |
| CN106837833A (en) * | 2017-02-17 | 2017-06-13 | 无锡市翱宇特新科技发展有限公司 | A kind of explosion-proof fan |
| CN211778066U (en) * | 2020-03-11 | 2020-10-27 | 浙江遂泰通风设备有限公司 | Low-noise square wall type explosion-proof axial flow fan |
| CN111555551A (en) * | 2020-05-18 | 2020-08-18 | 浙江当代风机有限公司 | Fire control is discharged fume explosion-proof cooling device for piping lane |
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Application publication date: 20210723 |
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| WW01 | Invention patent application withdrawn after publication |