CN116764346A - Motor air inlet filtering mechanism - Google Patents
Motor air inlet filtering mechanism Download PDFInfo
- Publication number
- CN116764346A CN116764346A CN202311041536.3A CN202311041536A CN116764346A CN 116764346 A CN116764346 A CN 116764346A CN 202311041536 A CN202311041536 A CN 202311041536A CN 116764346 A CN116764346 A CN 116764346A
- Authority
- CN
- China
- Prior art keywords
- shaft
- filter
- switching
- motor
- motor main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 239000000843 powder Substances 0.000 claims abstract description 11
- 238000007790 scraping Methods 0.000 claims abstract description 5
- 238000009423 ventilation Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 10
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052786 argon Inorganic materials 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
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of motors and discloses a motor air inlet filtering mechanism which comprises a motor main body and a filter cartridge arranged at the end part of the motor main body. When the filter screen is blocked by dust, the temperature in the motor main body and the whole filter cartridge can be wholly increased, at the moment, the air bag filled with thermosensitive gas in the air bag box can expand, the reset spring is compressed through the bearing plate, the ejector rod is used for respectively meshing the transmission shaft a and the transmission shaft b which are mutually transmitted at two ends of the support plate with the bevel gears of the driving shaft and the driven shaft, the shaft of the motor main body is used for driving the switching shaft to rotate at a high speed in the filter disc, the filter screen is cleaned by scraping when being switched, powder is discharged from the powder discharging hole, at the moment, the temperature of the motor main body can be reduced, the air bag can be contracted, the bevel gears at the end parts of the transmission shaft a and the transmission shaft b are separated from the bevel gears of the driving shaft and the driven shaft under the action of the reset spring, the filter screen is stopped, and automatic switching and cleaning are completed.
Description
Technical Field
The invention relates to the technical field of motors, in particular to an air inlet filtering mechanism of a motor.
Background
At present, the self-ventilation motor is widely applied because the self-ventilation motor has the advantages of simple structure, easy maintenance, low noise and small occupied space, and tiny particles in the entering cooling air can damage the insulation of windings in the motor and affect the service life of the motor, so that a dust filtering mechanism is required to be arranged at the air inlet end of the self-ventilation motor to meet the use requirement of clean cooling air;
however, the dust filtering mechanism in the prior art exists when being applied, and after long-time use, dust is adsorbed in the filter plate too much, and the filter plate cannot be conveniently replaced, so that the dust filtering effect is rapidly reduced, the heat dissipation of a motor is further influenced, and the application effect is reduced.
Disclosure of Invention
The invention aims to provide a self-ventilation motor filter screen which aims to solve the problems that the existing self-ventilation motor filter screen is easy to accumulate ash and inconvenient to replace.
The invention is realized in such a way, the motor air inlet filtering mechanism comprises a motor main body and a filter cartridge arranged at the end part of the motor main body, wherein a switching plate driven by the motor main body is arranged in the filter cartridge, a filtering disk is also arranged in one side of the filter cartridge, a switching shaft is movably arranged in the filtering disk, a circular filter screen is connected through the switching shaft, and the filter screen is driven by the switching plate to rotate and switch;
the filter cartridge is located the switching board below and is provided with the gasbag box, establish gasbag and reset spring in the gasbag box, be provided with drive assembly in the switching board, drive assembly is used for making motor main part axostylus axostyle with the switching shaft transmission is connected, the gasbag is annotated there is thermal-sensitive gas, the thermal expansion shrinkage fit of gasbag reset spring's compression and release change the separation and reunion between inside drive assembly of switching board and motor main part axostylus axostyle and the switching shaft makes motor main part axostylus axostyle drive switching shaft transmission and disconnection for start-stop is switched and is stopped the rotation of filter screen.
Preferably, the tail end of the motor main body is provided with a connecting flange a, the end part of the filter cartridge is provided with a cartridge cover, the inner wall of the cartridge cover is provided with a connecting sheet, a connecting flange b which is fixed by bolts with the connecting flange a is installed through the connecting sheet, the switching plate is connected with the connecting sheet, and the end part of the switching plate penetrates through and extends to the outside of the filter cartridge, which deviates from the side of the filter disc.
Preferably, an air deflector is arranged on one side of the cylinder cover, a filter cover is arranged on the filter disc, ventilation grooves are formed in the surfaces of the filter disc and the filter cover, and the end portions of the air deflector are in contact with the surfaces of the filter cover and are communicated with the ventilation grooves formed in the surfaces of the filter cover.
Preferably, the inner wall slope of filter disk is provided with scrapes a plurality of, scrape brush surface and the surface conflict of filter screen to the powder hole has been seted up on the surface of filter disk.
Preferably, the transmission assembly comprises a driving shaft and a driven shaft which are movably connected to the inner parts of two ends of the switching plate, the driven shaft is in transmission connection with the switching shaft, the end part of the driving shaft is connected with a sleeve head which is sleeved and fixed with a motor main body shaft, an ejector rod is movably connected in the middle of the switching plate, the ejector rod is connected with a support plate, two ends of the support plate are movably connected with a transmission shaft a and a transmission shaft b which are in transmission connection with each other, and the transmission shaft a and the transmission shaft b are in meshed transmission with the driving shaft and the driven shaft through bevel gears respectively.
Preferably, one end of the ejector rod, which is positioned in the airbag box, is provided with a resisting plate which is abutted against the surface of the airbag, and the return spring is arranged between the resisting plate and the switching plate.
Preferably, the surface of the air bag box is uniformly distributed with heat conduction holes.
Preferably, a sealing rubber sleeve is connected between the air inlet end of the motor main body and the filter cylinder through a clamp, bending parts are arranged at the end parts of the two ends of the clamp, a forward thread groove and a reverse thread groove are respectively formed in the bending parts, and locking rods with forward threads and reverse threads are respectively arranged on the surfaces of the two ends of the bending parts.
The invention discloses a motor air inlet filtering mechanism, which has the beneficial effects that: when the filter screen that filter disk is located the aviation baffle corresponds the department behind the dust jam, can lead to the whole rising of temperature in motor main part and the whole cartridge filter, the gasbag that annotates the thermal-sensitive gas in the gasbag box can expand this moment, when compressing reset spring through the butt plate, the ejector pin is with the transmission shaft a and the transmission shaft b of the mutual transmission in extension board both ends respectively with the helical gear meshing of driving shaft and driven shaft, realize utilizing motor main part spindle drive switching shaft to rotate at a high speed in the filter disk, when switching over the filter screen, scrape the brush and clean the filter screen, and discharge powder from the row powder hole, the motor main part temperature drops at this moment, the gasbag can shrink, make the helical gear of transmission shaft a and transmission shaft b tip break away from the helical gear of driving shaft and driven shaft under reset spring effect, let the filter screen stall, accomplish automatic switching and clearance.
Drawings
FIG. 1 is a schematic diagram of a motor air intake filtering mechanism provided by an embodiment of the invention;
FIG. 2 is a schematic diagram of an explosion structure of a motor air intake filtering mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a motor air intake filter mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the partial structure of FIG. 3 of a motor air intake filtering mechanism according to an embodiment of the present invention;
fig. 5 is a schematic diagram of the internal structure of a switching plate of an air intake filtering mechanism of a motor according to an embodiment of the present invention.
Illustration of:
1. a motor main body; 2. a filter cartridge; 3. sealing the rubber sleeve; 4. a clamp; 5. a switching board; 6. a filter tray; 7. an airbag case;
11. a connecting flange a; 21. a cylinder cover; 22. a connecting sheet; 23. a connecting flange b; 24. an air deflector;
41. a lock lever;
51. a driving shaft; 511. a sleeve head; 52. a driven shaft; 53. a push rod; 54. a retaining plate; 55. a return spring; 56. a support plate; 57. a transmission shaft a; 58. a transmission shaft b;
61. a filter cover; 62. a filter screen; 63. a switching shaft; 64. scraping and brushing; 65. powder discharging holes; 66. a ventilation groove;
71. an air bag.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
The implementation of the present invention will be described in detail below with reference to specific embodiments.
Referring to fig. 1-5, a preferred embodiment of the present invention is provided.
The motor air inlet filtering mechanism comprises a motor main body 1 and a filter cylinder 2 arranged at the end part of the motor main body 1, wherein a switching plate 5 driven by the motor main body 1 is arranged in the filter cylinder 2, a filtering disk 6 is further arranged in one side of the filter cylinder 2, a switching shaft 63 is movably arranged in the filtering disk 6, a circular filter screen 62 is connected through the switching shaft 63, and the filter screen 62 is driven by the switching plate 5 to rotate and switch;
the filter cartridge 2 is provided with an air bag box 7 below the switching plate 5, an air bag 71 and a reset spring 55 are arranged in the air bag box 7, a transmission assembly is arranged in the switching plate 5 and is used for enabling a motor main body 1 shaft to be in transmission connection with the switching shaft 63, the air bag 71 is filled with heat-sensitive gas (such as carbon dioxide, a mixture of nitrogen and oxygen, inert gas such as argon or helium) and is matched with the reset spring 55 in a thermal expansion and shrink manner, so that the clutch between the transmission assembly in the switching plate 5 and the motor main body 1 shaft and between the transmission assembly and the switching shaft 63 is changed, and the motor main body 1 shaft drives the switching shaft 63 to be in transmission and disconnection for starting and stopping rotary switching and stopping of the filter screen 62.
Wherein the transmission assembly comprises a driving shaft 51 and a driven shaft 52 which are movably connected with the inside of two ends of the switching plate 5, the driven shaft 52 is in transmission connection with the switching shaft 63, the end part of the driving shaft 51 is connected with a sleeve head 511 which is sleeved and fixed with the shaft of the motor main body 1, the sleeve head 511 is sleeved and connected with the tail end of the shaft of the motor main body 1 through a set inner hexagonal groove when the filter cartridge 2 is installed, the motor main body 1 can drive the driving shaft 51 connected with the end part of the sleeve head 511 to rotate in the working process, the middle of the switching plate 5 is movably connected with a push rod 53, a support plate 56 is connected with the push rod 53, two ends of the support plate 56 are movably connected with a transmission shaft a57 and a transmission shaft b58 which are in transmission connection with each other, the transmission shaft a57 and the transmission shaft b58 are respectively meshed and transmitted with the driving shaft 51 and the driven shaft 52 through a helical gear, the ejector rod 53 is disposed at one end inside the air bag box 7 and provided with a retaining plate 54 abutting against the surface of the air bag 71, the return spring 55 is disposed between the retaining plate 54 and the switching plate 5, the surface of the air bag box 7 is uniformly distributed with heat conducting holes, the air bag 71 is heated and expanded, the retaining plate 54 compresses the return spring 55 and simultaneously ejects the support plate 56 at the end of the ejector rod 53 outwards, so that the transmission shaft a57 and the transmission shaft b58 at the two ends of the support plate 56 are meshed with the driving shaft 51 and the driven shaft 52 through helical gears respectively, the shaft of the motor main body 1 drives the driven shaft 52 to rotate through the driving shaft 51, the filter screen 62 is driven by the driven shaft 52 and the switching shaft 63 to rotate, when the temperature of the air bag 71 is reduced and contracted, the return spring 55 returns the retaining plate 54 downwards, the helical gears at the two ends of the support plate 56 are separated from the driving shaft 51 and the driven shaft 52, the filter screen 62 stops rotating, so that the operation of the motor main body 1 is prevented from being influenced when the filter screen 62 is continuously driven to rotate, and the filter screen 62 can be temporarily used as a power source only when dust blockage occurs to realize the switching function.
It is worth noting that the air inlet end of the motor main body 1 and the filter cartridge 2 are connected with the sealing rubber sleeve 3 through the clamp 4, the two end parts of the clamp 4 are provided with bending parts, a forward thread groove and a reverse thread groove are respectively formed in the bending parts, the two end surfaces of the bending parts are respectively provided with a lock rod 41 with a forward thread and a reverse thread, the tail end of the motor main body 1 is provided with a connecting flange a11, the end part of the filter cartridge 2 is provided with a cartridge cover 21, the inner wall of the cartridge cover 21 is provided with a connecting sheet 22, a connecting flange b23 which is fixedly connected with the connecting flange a11 is arranged through the connecting sheet 22, the end part of the switching plate 5 penetrates and extends to the outside of the side of the filter cartridge 2, which deviates from the side of the filter cartridge 6, one side of the cartridge cover 21 is provided with an air deflector 24, the filter cartridge 6 is provided with a filter cover 61, the end part of the air deflector 24 is abutted against the surface of the filter cartridge cover 61, the surface of the filter cartridge 61 is provided with a connecting sheet 66, the inner wall of the filter cartridge cover 21 is provided with the connecting sheet 22, the filter cartridge 2 is connected with the filter cartridge 2 through the connecting sheet 2, and the filter cartridge cover 2 is connected with the air inlet opening 66 through the filter cartridge 2, and the filter cartridge 2 is connected with the filter cartridge 2 through the sealing rubber sleeve 6, and the filter cartridge 2 is connected with the filter cartridge 2 through the air inlet cover 6 through the connecting sheet 6.
Wherein, the inner wall slope of filter disk 6 is provided with scrapes brush 64 a plurality of, scrape brush 64 surface and the surface conflict of filter screen 62 to arrange powder hole 65 on the surface of filter disk 6, this makes filter screen 62 can carry out high-speed rotation along switching shaft 63 by the in-process that is switched, and then filter screen 62 is by dust blocking up the part and can pass through in succession and scrape brush 64, and then brush out the dust after, is discharged filter disk 6 by the powder hole 65 of arranging of bottom, need not the manual cleaning.
When the filter screen 62 of the filter disc 6 at the corresponding position of the air deflector 24 is blocked by dust, the temperature of the motor main body 1 and the whole filter cartridge 2 is wholly increased, at this time, the air bag 71 filled with heat-sensitive air in the air bag box 7 is expanded, and then the return spring 55 is compressed by the retaining plate 54, meanwhile, the driving shaft a57 and the driving shaft b58 which are mutually driven at two ends of the support plate 56 are respectively meshed with the bevel gears of the driving shaft 51 and the driven shaft 52 by the bevel gears, and then the driven shaft 52 is driven to rotate by the motor main body 1 shaft, while the driven shaft 52 drives the switching shaft 63 to rotate at a high speed in the filter disc 6, the filter screen 62 is switched, meanwhile, the filter screen 62 is cleaned by the scraping brush 64, and powder is discharged from the powder discharging hole 65, at this time, the temperature of the motor main body 1 is reduced, the air bag 71 is contracted, and the bevel gears at the ends of the driving shaft a57 and the driving shaft b58 are separated from the bevel gears of the driving shaft 51 and the driven shaft 52 by the effect of the return spring 55, so that the filter screen 62 is stopped and automatically switched and cleaned.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The utility model provides a motor air inlet filtering mechanism, includes the motor main part and installs the cartridge filter of motor main part tip, its characterized in that:
the filter cartridge is characterized in that a switching plate driven by a motor main body is arranged in the filter cartridge, a filter disc is further arranged in one side of the filter cartridge, a switching shaft is movably arranged in the filter disc, a circular filter screen is connected through the switching shaft, and the filter screen is driven by the switching plate to rotate and switch;
the filter cartridge is located the switching board below and is provided with the gasbag box, establish gasbag and reset spring in the gasbag box, be provided with drive assembly in the switching board, drive assembly is used for making motor main part axostylus axostyle with the switching shaft transmission is connected, the gasbag is annotated there is thermal-sensitive gas, the thermal expansion shrinkage fit of gasbag reset spring's compression and release change the separation and reunion between inside drive assembly of switching board and motor main part axostylus axostyle and the switching shaft makes motor main part axostylus axostyle drive switching shaft transmission and disconnection for start-stop is switched and is stopped the rotation of filter screen.
2. A motor air intake filter mechanism as set forth in claim 1, wherein said motor body is provided at its tail end with a connecting flange a, said filter cartridge is provided at its end with a cartridge cover, the inner wall of said cartridge cover is provided with a connecting piece, and a connecting flange b bolted to said connecting flange a is mounted through said connecting piece, said switching plate is connected to said connecting piece, and the end of said switching plate extends through to the outside of the filter cartridge offset from said filter tray side.
3. The motor air inlet filtering mechanism of claim 2, wherein an air deflector is arranged on one side of the cylinder cover, the filter disc is provided with a filter cover, ventilation grooves are formed in the surfaces of the filter disc and the filter cover, and the end part of the air deflector is abutted against the surface of the filter cover and is communicated with the ventilation grooves formed in the surface of the filter cover.
4. The motor air intake filtering mechanism of claim 1, wherein the inner wall of the filtering disk is obliquely provided with a plurality of scraping brushes, the surfaces of the scraping brushes are abutted against the surfaces of the filter screen, and the surfaces of the filtering disk are provided with powder discharge holes.
5. The motor air intake filtering mechanism of claim 1, wherein the transmission assembly comprises a driving shaft and a driven shaft which are movably connected to the inside of two ends of the switching plate, the driven shaft is in transmission connection with the switching shaft, the end part of the driving shaft is connected with a sleeve head which is fixedly sleeved with a shaft of the motor main body, the middle of the switching plate is movably connected with a push rod, the push rod is connected with a support plate, two ends of the support plate are movably connected with a transmission shaft a and a transmission shaft b which are in transmission connection with each other, and the transmission shaft a and the transmission shaft b are respectively in meshed transmission with the driving shaft and the driven shaft through bevel gears.
6. The motor air intake filtering mechanism of claim 5, wherein the ejector rod is provided with a retaining plate which is abutted against the surface of the air bag at one end inside the air bag box, and the return spring is arranged between the retaining plate and the switching plate.
7. The motor air intake filtering mechanism of claim 1, wherein the surface of the air bag box is uniformly provided with heat conducting holes.
8. The motor air inlet filter mechanism of claim 1, wherein a sealing rubber sleeve is connected between the air inlet end of the motor main body and the filter cartridge through a clamp, bending parts are arranged at the end parts of the two ends of the clamp, a forward thread groove and a reverse thread groove are respectively formed in the bending parts, and locking rods with forward threads and reverse threads are respectively arranged on the surfaces of the two ends of the bending parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311041536.3A CN116764346B (en) | 2023-08-18 | 2023-08-18 | Motor air inlet filtering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311041536.3A CN116764346B (en) | 2023-08-18 | 2023-08-18 | Motor air inlet filtering mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116764346A true CN116764346A (en) | 2023-09-19 |
| CN116764346B CN116764346B (en) | 2023-11-07 |
Family
ID=88008406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311041536.3A Active CN116764346B (en) | 2023-08-18 | 2023-08-18 | Motor air inlet filtering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116764346B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232171A (en) * | 2023-11-14 | 2023-12-15 | 河北群翔采暖设备有限公司 | Air source heat pump and energy storage equipment |
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| CN117232171A (en) * | 2023-11-14 | 2023-12-15 | 河北群翔采暖设备有限公司 | Air source heat pump and energy storage equipment |
| CN117232171B (en) * | 2023-11-14 | 2024-01-23 | 河北群翔采暖设备有限公司 | Air source heat pump and energy storage equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116764346B (en) | 2023-11-07 |
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