CN213574681U - Air conditioner centrifugal fan with closed shell - Google Patents
Air conditioner centrifugal fan with closed shell Download PDFInfo
- Publication number
- CN213574681U CN213574681U CN202022432815.0U CN202022432815U CN213574681U CN 213574681 U CN213574681 U CN 213574681U CN 202022432815 U CN202022432815 U CN 202022432815U CN 213574681 U CN213574681 U CN 213574681U
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- groove
- centrifugal fan
- fixing
- air inlet
- block
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- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000004378 air conditioning Methods 0.000 abstract description 6
- 238000011109 contamination Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 12
- 239000002245 particle Substances 0.000 description 6
- 239000011859 microparticle Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of centrifugal fans, in particular to an air-conditioning centrifugal fan with a closed shell, which comprises a centrifugal fan shell, wherein one side of the centrifugal fan shell is provided with a circular groove, an air inlet pipe is arranged in the circular groove, an air inlet through groove is arranged in the air inlet pipe, the left side and the right side of the air inlet through groove are both provided with limiting grooves, two fixing rings are arranged in the air inlet through groove, the left side and the right side of each fixing ring are both provided with fixing blocks, the fixing blocks are positioned in the limiting grooves, one side of each fixing block, which is far away from the fixing rings, is provided with a threaded hole, the centrifugal fan shell is provided with a fixing hole communicated with the threaded hole, one end of the fixing hole is provided with a handle, and one side of the handle is provided with a threaded post. Leading to a problem of contamination of indoor air.
Description
Technical Field
The utility model relates to a centrifugal fan technical field specifically is an air conditioner centrifugal fan with closed shell.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.
In the working process of the existing air-conditioning centrifugal fan, dust and particulate matters in air cannot be filtered cleanly, so that indoor air is polluted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air conditioner centrifugal fan with closed shell to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an air conditioner centrifugal fan with a closed shell comprises a centrifugal fan shell, wherein a circular groove is formed in one side of the centrifugal fan shell, an air inlet pipe is arranged in the circular groove, an air inlet through groove is formed in the air inlet pipe, limiting grooves are formed in the left side and the right side of the air inlet through groove, two fixing rings are arranged in the air inlet through groove, fixing blocks are arranged on the left side and the right side of each fixing ring, the fixing blocks are located in the limiting grooves, a threaded hole is formed in one side, away from the fixing rings, of each fixing block, a fixing hole communicated with the threaded hole is formed in the centrifugal fan shell, a handle is arranged at one end of each fixing hole, a threaded column is arranged on one side of the handle, and one end of each threaded; two fixing blocks in the limiting groove are fixed through connecting columns, a blocking net is arranged in one fixing ring, a filter screen is arranged in the other fixing ring, and the filter screen is positioned between the blocking net and the circular groove; the exit of centrifugal fan shell is equipped with back the shaped plate, the rectangular channel has all been seted up to the upper and lower both sides of returning the shaped plate, the slot that is linked together with the rectangular channel is seted up in the exit of centrifugal fan shell, the rectangular channel is kept away from one side of slot and has all been seted up movable groove, be equipped with spring and limiting plate in the movable groove, the inserted block has been seted up to one side of limiting plate, just the inserted block passes the rectangular channel and extends to in the slot, it is equipped with the rectangle filter screen to return the shaped plate.
Preferably, the intake pipe closely welds with the inner wall of circular slot, gu fixed ring, fixed block and spliced pole are the integrated into one piece structure, handle and screw thread post are the integrated into one piece structure.
Preferably, it is fixed with one of them fixed ring that the net passes through the screw to block, the filter screen passes through the screw and fixes with another fixed ring, the rectangle filter screen passes through the screw and returns the shape board fixed.
Preferably, the fixing block is connected with the limiting groove in a sliding mode, and the threaded column is connected with the fixing hole and the threaded hole in a threaded mode.
Preferably, one end of the spring is tightly welded with the limiting plate, the limiting plate is connected with the movable groove in a sliding mode, the inserting block is connected with the rectangular groove in a sliding mode, and the inserting block is matched with the inserting groove in an inserting mode.
Compared with the prior art, the beneficial effects of the utility model are that:
the air-conditioning centrifugal fan with the closed shell is characterized in that the blocking net, the filter screen and the rectangular filter screen are arranged, so that the blocking net firstly blocks large particles to avoid influencing the normal work of the air-conditioning centrifugal fan, then the filter screen filters micro particles and dust in the air, then the rectangular filter screen further filters the micro particles and dust in the air, and the air blown out by the air-conditioning centrifugal fan does not contain any particles and dust; the problem of present air conditioner centrifugal fan at the in-process of work, can't lead to indoor air to receive the pollution with dust and particulate matter clean filtration in the air is solved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the explosion structure of the integrated device of the present invention;
FIG. 3 is a schematic view of the detailed structure of the inner portion of the intake tube of the present invention;
FIG. 4 is a schematic cross-sectional view of the intake pipe of the present invention;
FIG. 5 is a schematic structural view of a partial explosion in the present invention;
FIG. 6 is a detailed structural diagram of the interior of the middle clip plate of the present invention;
fig. 7 is a schematic sectional view of the middle return plate of the present invention.
The various reference numbers in the figures mean:
a centrifugal fan housing 1; a circular groove 11; a slot 12;
an air inlet pipe 2; an air inlet through groove 21; a limiting groove 22; a fixing hole 23;
a fixed ring 3; a fixed block 31; a threaded hole 32;
a barrier net 4;
a filter screen 5;
a connecting column 6;
a handle 7; the threaded post 71;
a return plate 8; a rectangular groove 81; a movable groove 82;
a spring 9; a position limiting plate 91; an insert block 92;
a rectangular screen 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-7, the present invention provides a technical solution:
an air conditioner centrifugal fan with a closed shell comprises a centrifugal fan shell 1, wherein a circular groove 11 is formed in one side of the centrifugal fan shell 1, an air inlet pipe 2 is arranged in the circular groove 11, an air inlet through groove 21 is formed in the air inlet pipe 2, limiting grooves 22 are formed in the left side and the right side of the air inlet through groove 21, two fixing rings 3 are arranged in the air inlet through groove 21, fixing blocks 31 are arranged on the left side and the right side of each fixing ring 3, the fixing blocks 31 are located in the limiting grooves 22, a threaded hole 32 is formed in one side, away from the fixing rings 3, of each fixing block 31, a fixing hole 23 communicated with the threaded hole 32 is formed in the centrifugal fan shell 1, a handle 7 is arranged at one end of each fixing hole 23, a threaded column 71 is arranged on one side of each; two fixing blocks 31 in the limiting groove 22 are fixed through connecting columns 6, a blocking net 4 is arranged in one fixing ring 3, a filter screen 5 is arranged in the other fixing ring 3, and the filter screen 5 is positioned between the blocking net 4 and the circular groove 11; the exit of centrifugal fan shell 1 is equipped with back shaped plate 8, rectangular channel 81 has all been seted up to the upper and lower both sides of back shaped plate 8, slot 12 that is linked together with rectangular channel 81 is seted up in the exit of centrifugal fan shell 1, movable groove 82 has all been seted up to one side that slot 12 was kept away from to rectangular channel 81, be equipped with spring 9 and limiting plate 91 in the movable groove 82, inserted block 92 has been seted up to one side of limiting plate 91, and inserted block 92 passes rectangular channel 81 and extends to in the slot 12, be equipped with rectangle filter screen 10 in the back shaped plate 8.
Specifically, the air inlet pipe 2 is tightly welded with the inner wall of the circular groove 11, the fixing ring 3, the fixing block 31 and the connecting column 6 are of an integrally formed structure, and the handle 7 and the threaded column 71 are of an integrally formed structure, so that the stability of the integral structure is guaranteed.
Furthermore, the blocking net 4 is fixed with one of the fixing rings 3 through screws, the filter net 5 is fixed with the other fixing ring 3 through screws, the rectangular filter net 10 is fixed with the return plate 8 through screws, the stability of the structure is ensured, the blocking net 4 can block large-sized particles or other impact objects, and the normal work of the centrifugal fan of the air conditioner is ensured; the filter screen 5 can filter micro particles and dust in the air, so that the air entering the centrifugal fan of the air conditioner is filtered; then, the rectangular filter screen 10 can further filter micro particles and dust in the air, so that the air blown out by the air conditioner centrifugal fan does not contain any particulate matters and dust, and the indoor air is ensured not to be polluted.
Concretely, fixed block 31 and spacing groove 22 sliding connection make fixed block 31 can remove in spacing groove 22, screw thread post 71 and fixed orifices 23 and screw hole 32 threaded connection, screw thread post 71 can be fixed in fixed orifices 23 and screw hole 32, be convenient for install solid fixed ring 3 in leading to the groove 21 of admitting air, simultaneously, also be convenient for shift out solid fixed ring 3 from leading to the groove 21 of admitting air, let block that net 4 and filter screen 5 can obtain changing.
Further, spring 9's one end and limiting plate 91 closely weld, guarantee the stability of structure, limiting plate 91 and activity groove 82 sliding connection, make limiting plate 91 can move about 82 in the groove to reciprocating, inserted block 92 and rectangular channel 81 sliding connection, make inserted block 92 can reciprocate in rectangular channel 81, inserted block 92 and slot 12 cooperation of pegging graft, let inserted block 92's one end can insert in slot 12, ensure back that shaped plate 8 fixes the exit at centrifugal fan shell 1, let rectangular filter screen 10 filter the air that centrifugal fan shell 1 will blow off.
When the air conditioner centrifugal fan with the closed shell is used, the fixing blocks 31 on the fixing rings 3 are aligned with the limiting grooves 22, then the two fixing rings 3 are placed in the air inlet through groove 21, one fixing ring 3 is pushed by hand, the fixing block 31 on the other fixing ring 3 is attached to one end of the limiting groove 22 under the action of the connecting column 6, then the handle 7 is rotated by hand, one end of the threaded column 71 penetrates through the fixing hole 23 to enter the threaded hole 32, and the two fixing rings 3 are fixed in the air inlet through groove 21; then, the insert block 92 is pressed into the rectangular groove 81 by hand, the spring 9 is pressed by the limit plate 91 and the insert block 92 to contract in the movable groove 82, then, the clip 8 is placed at the outlet of the centrifugal fan shell 1, the rectangular groove 81 is aligned with the insert groove 12, and under the elastic force of the spring 9, the spring 9 pushes the limit plate 91 to move upwards in the movable groove 82 and push one end of the insert block 92 to penetrate through the rectangular groove 81 to enter the insert block 92; after the centrifugal fan of the air conditioner is started, the outside air firstly passes through the blocking net 4 to block large particles, then passes through the filter screen 5 to filter micro particles and dust in the air, and finally passes through the rectangular filter screen 10 to completely filter the particles and dust in the air, so that the air blown out by the centrifugal fan of the air conditioner does not contain any particles and dust.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an air conditioner centrifugal fan with closed shell, includes centrifugal fan shell (1), its characterized in that: one side of the centrifugal fan shell (1) is provided with a circular groove (11), an air inlet pipe (2) is arranged in the circular groove (11), an air inlet through groove (21) is formed in the air inlet pipe (2), limiting grooves (22) are formed in the left side and the right side of the air inlet through groove (21), two fixing rings (3) are arranged in the air inlet through groove (21), the left side and the right side of each fixing ring (3) are respectively provided with a fixing block (31), the fixing block (31) is positioned in the limiting groove (22), one side of the fixing block (31) far away from the fixing ring (3) is provided with a threaded hole (32), the centrifugal fan shell (1) is provided with a fixed hole (23) communicated with the threaded hole (32), and one end of the fixing hole (23) is provided with a handle (7), one side of the handle (7) is provided with a threaded column (71), one end of the threaded column (71) penetrates through the fixing hole (23) and extends into the threaded hole (32); two fixing blocks (31) in the limiting groove (22) are fixed through connecting columns (6), a blocking net (4) is arranged in one fixing ring (3), a filter screen (5) is arranged in the other fixing ring (3), and the filter screen (5) is located between the blocking net (4) and the circular groove (11); the exit of centrifugal fan shell (1) is equipped with back shaped plate (8), rectangular channel (81) have all been seted up to the upper and lower both sides of returning shaped plate (8), slot (12) that are linked together with rectangular channel (81) are seted up in the exit of centrifugal fan shell (1), movable groove (82) have all been seted up to one side that slot (12) were kept away from in rectangular channel (81), be equipped with spring (9) and limiting plate (91) in movable groove (82), inserted block (92) have been seted up to one side of limiting plate (91), just inserted block (92) pass rectangular channel (81) and extend to in slot (12), be equipped with rectangle filter screen (10) in returning shaped plate (8).
2. An air conditioner centrifugal fan with a hermetic enclosure as claimed in claim 1, wherein: intake pipe (2) and the inner wall of circular slot (11) closely weld, gu fixed ring (3), fixed block (31) and spliced pole (6) are the integrated into one piece structure, handle (7) and screw post (71) are the integrated into one piece structure.
3. An air conditioner centrifugal fan with a hermetic enclosure as claimed in claim 1, wherein: the blocking net (4) is fixed with one of the fixing rings (3) through a screw, the filter net (5) is fixed with the other fixing ring (3) through a screw, and the rectangular filter net (10) is fixed with the return-shaped plate (8) through a screw.
4. An air conditioner centrifugal fan with a hermetic enclosure as claimed in claim 1, wherein: the fixing block (31) is in sliding connection with the limiting groove (22), and the threaded column (71) is in threaded connection with the fixing hole (23) and the threaded hole (32).
5. An air conditioner centrifugal fan with a hermetic enclosure as claimed in claim 1, wherein: one end of the spring (9) is tightly welded with the limiting plate (91), the limiting plate (91) is connected with the movable groove (82) in a sliding mode, the inserting block (92) is connected with the rectangular groove (81) in a sliding mode, and the inserting block (92) is matched with the inserting groove (12) in an inserting mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432815.0U CN213574681U (en) | 2020-10-28 | 2020-10-28 | Air conditioner centrifugal fan with closed shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432815.0U CN213574681U (en) | 2020-10-28 | 2020-10-28 | Air conditioner centrifugal fan with closed shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213574681U true CN213574681U (en) | 2021-06-29 |
Family
ID=76530233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022432815.0U Expired - Fee Related CN213574681U (en) | 2020-10-28 | 2020-10-28 | Air conditioner centrifugal fan with closed shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213574681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114774190A (en) * | 2022-05-16 | 2022-07-22 | 三达奥克化学股份有限公司 | Water-soluble cutting fluid for aerospace aluminum-magnesium alloy processing |
-
2020
- 2020-10-28 CN CN202022432815.0U patent/CN213574681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114774190A (en) * | 2022-05-16 | 2022-07-22 | 三达奥克化学股份有限公司 | Water-soluble cutting fluid for aerospace aluminum-magnesium alloy processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401120 7-20, building 3, No.62, east section of Taishan Avenue, new Northern District, Chongqing Patentee after: Chongqing zhuoshang electromechanical equipment Engineering Co.,Ltd. Address before: 401120 7-20, building 3, No.62, east section of Taishan Avenue, new Northern District, Chongqing Patentee before: Chongqing zhuoshang Electromechanical Equipment Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |