CN216518896U - Negative pressure type fan with good dust removing effect - Google Patents
Negative pressure type fan with good dust removing effect Download PDFInfo
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- CN216518896U CN216518896U CN202123028226.7U CN202123028226U CN216518896U CN 216518896 U CN216518896 U CN 216518896U CN 202123028226 U CN202123028226 U CN 202123028226U CN 216518896 U CN216518896 U CN 216518896U
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- fan
- fixedly connected
- negative pressure
- dust
- plate
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- 239000000428 dust Substances 0.000 title claims abstract description 26
- 230000000694 effects Effects 0.000 title claims abstract description 22
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 27
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a negative pressure type fan with good dust removing effect, which comprises a fan shell, wherein a dust-proof frame is arranged on the surface of the fan shell, a mounting frame is fixedly connected to the inner wall of the fan shell, a fan main body is mounted on the back surface of the mounting frame, a dust-proof net is fixedly connected to the inner wall of the dust-proof frame, a fixed seat is fixedly connected to the surface of the fan shell, a fixed plate is fixedly connected to the surface of the dust-proof frame, the fixed plate is inserted into the inner wall of the fixed seat and is detachably connected with the fixed seat, and a mounting plate is detachably connected to the back surface of the fan shell. According to the utility model, under the matching of the fixed seat, the fixed plate, the dustproof frame and the dustproof net, when the device is used, the air extracted by the device can be effectively filtered, dust can be effectively filtered and blocked, and the phenomenon that the device is easily in poor contact due to more dust adhesion caused by the fact that the dust adheres to the device and the use of the device is influenced is avoided.
Description
Technical Field
The utility model relates to the technical field of negative pressure type fans, in particular to a negative pressure type fan with a good dust removing effect.
Background
The negative pressure ventilator uses the ventilation principle of air convection and negative pressure ventilation, and uses super strong suction to quickly pump the indoor air out of the room to form negative pressure in the room, and at the same time, fresh air is sucked in from the opposite direction, gate or window of the installation place, so that the fresh air is continuously replaced, and the negative pressure type ventilator is needed in the use of the ventilator.
However, the prior device has the following defects in the technology:
1. at present, when the dust-proof device is used, the dust-proof function is inconvenient to play in a fan, so that the dust in the air is reduced and extracted when the air in a room is extracted, and further the device has long-time use effect, and more dust is adhered to the surface of the device, so that the use effect of the device is influenced;
2. at present, when using, inconvenient dismantlement to the device leads to the device to return when taking place to damage, and inconvenient in time maintains to influence indoor purifying effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a negative pressure type fan with a good dust removing effect, and aims to solve the problems that the inside of the fan is inconvenient to play a dustproof role and the device is inconvenient to disassemble.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an effectual negative pressure formula fan of dust driving, includes the fan shell, the surface of fan shell is provided with dustproof frame, the inner wall fixedly connected with mounting bracket of fan shell, the back mounted of mounting bracket has the fan main part, the inner wall fixedly connected with dust screen of dustproof frame, the fixed surface of fan shell is connected with the fixing base, the fixed surface of dustproof frame is connected with the fixed plate, the fixed plate can be dismantled with the fixing base and be connected in inserting the inner wall of fixing base, the back of fan shell can be dismantled and be connected with the mounting panel, the ventilation hole has been seted up on the surface of mounting panel.
Further, the fixed surface of mounting panel is connected with the picture peg, the spacing seat of side fixedly connected with of fan shell, picture peg and spacing seat through connection, the tip of picture peg rotates through the pivot and is connected with the connection piece, the connection piece can be dismantled with spacing seat and be connected.
Furthermore, the side fixedly connected with fixed spring of fixing base, fixed spring's tip fixedly connected with arm-tie, the curb plate fixedly connected with bolt of arm-tie, bolt and fixing base and fixed plate through connection.
Furthermore, the surface of the limiting seat is provided with a slot, and the cross sections of the inserting plate and the connecting sheet are smaller than the groove diameter of the slot.
Furthermore, the surface of the connecting sheet and the surface of the limiting seat are fixedly connected with nuts, the surface of the connecting sheet is provided with bolts, and the bolts are in threaded connection with the nuts.
Furthermore, the fixing seat and the fixing plate are symmetrically arranged, and the fixing plate is matched with the groove diameter of the fixing seat.
Compared with the prior art, the utility model has the following beneficial effects:
(1) according to the utility model, under the matching of the fixed seat, the fixed plate, the dustproof frame and the dustproof net, when the device is used, the air extracted by the device can be effectively filtered, dust can be effectively filtered and blocked, and the phenomenon that the device is easily in poor contact due to more dust adhesion caused by the fact that the dust adheres to the device and the use of the device is influenced is avoided.
(2) According to the utility model, through the matching among the limiting seat, the inserting plate and the connecting sheet, when the device is used, the device can be effectively ensured to be stably installed and conveniently detached at any time, so that the device can be maintained at any time, and the extraction of indoor air caused by the fact that the device is damaged and cannot be maintained in time is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of the fan housing and dust frame of the present invention;
FIG. 3 is a schematic view of the fan casing and mounting plate connection of the present invention;
FIG. 4 is a schematic view of the spacing block and connecting piece of the present invention.
In the figure: 1. a fan housing; 2. a dust-proof frame; 3. a mounting frame; 4. a fan main body; 5. a dust screen; 6. a fixed seat; 7. A fixing plate; 8. mounting a plate; 9. a vent hole; 10. a limiting seat; 11. inserting plates; 12. connecting sheets; 13. fixing the spring; 14. pulling a plate; 15. a bolt; 16. a slot; 17. a nut; 18. and (4) bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a negative pressure type fan with good dust removing effect comprises a fan shell 1, a dust-proof frame 2 is arranged on the surface of the fan shell 1, a mounting frame 3 is fixedly connected to the inner wall of the fan shell 1, a fan main body 4 is installed on the back surface of the mounting frame 3, a dust-proof net 5 is fixedly connected to the inner wall of the dust-proof frame 2, a fixing seat 6 is fixedly connected to the surface of the fan shell 1, a fixing plate 7 is fixedly connected to the surface of the dust-proof frame 2, the fixing plate 7 is inserted into the inner wall of the fixing seat 6 and is detachably connected with the fixing seat 6, a mounting plate 8 is detachably connected to the back surface of the fan shell 1, a vent hole 9 is formed in the surface of the mounting plate 8, when the negative pressure type fan is used, the mounting frame 3 is arranged to facilitate the installation of the fan main body 4, the fan main body 4 is arranged to play a role in air extraction, when the negative pressure type fan is used, the dust-proof effect is achieved through the dust-proof net 5, when the fan needs to be cleaned and replaced, the dustproof frame 2 is conveniently detached through the fixing seat 6 and the fixing plate 7, and then the dustproof net 5 is conveniently replaced and cleaned.
Specifically, the fixed surface of mounting panel 8 is connected with picture peg 11, the spacing seat of side fixedly connected with 10 of fan shell 1, picture peg 11 and spacing seat 10 through connection, the tip of picture peg 11 rotates through the pivot and is connected with connection piece 12, connection piece 12 can be dismantled with spacing seat 10 and be connected, when using, connection piece 12 and picture peg 11 through setting up rotate through the pivot and connect, convenient back in inserting spacing seat 10, connection piece 12 can rotate, then be connected connection piece 12 and spacing seat 10, the effect that fan shell 1 and mounting panel 8 are connected has been guaranteed.
Specifically, side fixedly connected with fixed spring 13 of fixing base 6, fixed spring 13's tip fixedly connected with arm-tie 14, arm-tie 14's curb plate fixedly connected with bolt 15, bolt 15 and fixing base 6 and fixed plate 7 through connection play the effect of connecting through the arm-tie 14 that sets up, the effectual stability of having guaranteed the connection of resilience force through fixed spring 13.
Specifically, the surface of the limiting seat 10 is provided with a slot 16, the cross sections of the inserting plate 11 and the connecting piece 12 are smaller than the groove diameter of the slot 16, and the inserting plate 11 and the connecting piece 12 can penetrate through the slot 16 conveniently.
Specifically, the connecting piece 12 and the surface of the limiting seat 10 are fixedly connected with a nut 17, the surface of the connecting piece 12 is provided with a bolt 18, the bolt 18 is in threaded connection with the nut 17, and the connecting piece 12 and the limiting seat 10 are conveniently fixed and connected through the arranged nut 17 and the bolt 18.
Concretely, fixing base 6 and 7 symmetries of fixed plate set up, and fixed plate 7 and the groove footpath looks adaptation of fixing base 6 through setting up fixing base 6 and 7 symmetries of fixed plate, and the groove footpath looks adaptation of fixed plate 7 and fixing base 6, the effectual effect that has improved fan shell 1 and dustproof frame 2 and connect.
The working principle of the utility model is as follows: when the device is used, the fixing plate 7 is inserted into the inner wall of the fixing seat 6, then the pulling plate 14 is pulled by resilience force of the fixing spring 13, so that the bolt 15 is in through connection with the fixing seat 6 and the fixing plate 7, and further the effect of fixing the dustproof frame 2 is achieved, the dustproof effect is achieved through the arranged dustproof net 5 after the dustproof frame 2 is fixed on the surface of the fan shell 1, when the device is used, dust cannot enter the device, and further normal use of the device is affected, when the device is maintained and replaced, firstly, the nut 17 is separated from the bolt 18 by unscrewing the nut 17, then the connecting piece 12 is rotated, the connecting piece 12 and the inserting plate 11 are in the same vertical state, then the fan shell 1 is pulled upwards, and the limiting seat 10 and the inserting plate 11 are separated, thereby achieving the effect of disassembly and being convenient to maintain the device in time.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a good negative pressure formula fan of dust driving effect which characterized in that: including fan shell (1), the surface of fan shell (1) is provided with dustproof frame (2), inner wall fixedly connected with mounting bracket (3) of fan shell (1), the back mounted of mounting bracket (3) has fan main part (4), the inner wall fixedly connected with dust screen (5) of dustproof frame (2), the fixed surface of fan shell (1) is connected with fixing base (6), the fixed surface of dustproof frame (2) is connected with fixed plate (7), can dismantle with fixing base (6) and be connected in inserting the inner wall of fixing base (6) fixed plate (7), the back of fan shell (1) can be dismantled and be connected with mounting panel (8), ventilation hole (9) have been seted up on the surface of mounting panel (8).
2. The negative pressure type fan with good dust driving effect as claimed in claim 1, wherein: the fixed surface of mounting panel (8) is connected with picture peg (11), the spacing seat of side fixedly connected with (10) of fan shell (1), picture peg (11) and spacing seat (10) through connection, the tip of picture peg (11) is rotated through the pivot and is connected with connection piece (12), connection piece (12) can be dismantled with spacing seat (10) and be connected.
3. The negative pressure type fan with good dust driving effect as claimed in claim 1, wherein: the side fixedly connected with fixed spring (13) of fixing base (6), the tip fixedly connected with arm-tie (14) of fixed spring (13), curb plate fixedly connected with bolt (15) of arm-tie (14), bolt (15) and fixing base (6) and fixed plate (7) through connection.
4. The negative pressure type fan with good dust driving effect as claimed in claim 2, wherein: the surface of the limiting seat (10) is provided with a slot (16), and the cross sections of the inserting plate (11) and the connecting plate (12) are smaller than the groove diameter of the slot (16).
5. The negative pressure type fan with good dust driving effect as claimed in claim 2, wherein: the surface of the connecting piece (12) and the limiting seat (10) is fixedly connected with a nut (17), a bolt (18) is arranged on the surface of the connecting piece (12), and the bolt (18) is in threaded connection with the nut (17).
6. The negative pressure type fan with good dust driving effect as claimed in claim 1, wherein: the fixing seat (6) and the fixing plate (7) are symmetrically arranged, and the fixing plate (7) is matched with the groove diameter of the fixing seat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123028226.7U CN216518896U (en) | 2021-12-06 | 2021-12-06 | Negative pressure type fan with good dust removing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123028226.7U CN216518896U (en) | 2021-12-06 | 2021-12-06 | Negative pressure type fan with good dust removing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518896U true CN216518896U (en) | 2022-05-13 |
Family
ID=81467696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123028226.7U Expired - Fee Related CN216518896U (en) | 2021-12-06 | 2021-12-06 | Negative pressure type fan with good dust removing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518896U (en) |
-
2021
- 2021-12-06 CN CN202123028226.7U patent/CN216518896U/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: 20220513 |