CN219911178U - Reversible axial flow fan - Google Patents
Reversible axial flow fan Download PDFInfo
- Publication number
- CN219911178U CN219911178U CN202320690889.5U CN202320690889U CN219911178U CN 219911178 U CN219911178 U CN 219911178U CN 202320690889 U CN202320690889 U CN 202320690889U CN 219911178 U CN219911178 U CN 219911178U
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- CN
- China
- Prior art keywords
- axial flow
- flow fan
- wind scooper
- seat
- welded
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- 230000002441 reversible effect Effects 0.000 title claims abstract description 23
- 239000000428 dust Substances 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a reversible axial flow fan which comprises a wind scooper, an inner support fixedly welded in the wind scooper, a motor horizontally arranged at one end of the inner support and fan blades coaxially connected with an output shaft of the motor, wherein the fan blades are positioned at the other end of the inner support, bases are symmetrically welded at two sides of the bottom of the wind scooper, a protection seat is welded at one side wall of the two bases opposite to each other, a knob is rotatably connected to the top wall of the two protection seats, an inner cavity of the two protection seats is formed in the bottom wall of the protection seat, screws are coaxially connected to the two knobs respectively, sliding rods are symmetrically welded at two sides of the inner cavity of the protection seat, a lifting frame is further arranged in the inner cavity of the protection seat, a thread sleeve of the lifting frame is arranged on the screws and is sleeved on the two sliding rods in a sliding mode, and a touch floor is welded below the lifting frame. The reversible axial flow fan can be kept horizontal on various planes, and meets the use requirements on various different planes.
Description
Technical Field
The utility model belongs to the technical field of axial flow fans, and particularly relates to a reversible axial flow fan.
Background
The axial flow fan is a fan with the air flow direction in the same direction as the axis of the fan blade. The axial flow fan is also called a local fan, is a fan commonly used by industrial and mining enterprises, is different from a common fan, and is characterized in that a motor and a fan blade are arranged in a cylinder, the appearance is a cylinder, the axial flow fan is used for local ventilation, the installation is convenient, the ventilation effect is obvious and safe, and the fan can be connected with a fan cylinder to send air to a designated area.
In carrying out the present utility model, the inventors have found that at least the following problems exist in this technology: the existing axial flow fan is mostly fixed in the shell and base structure, and cannot be adjusted, so that when the axial flow fan is placed on a plane other than the horizontal plane, the use of the axial flow fan is affected, and the use is inconvenient.
For this reason, we propose a reversible axial flow fan to solve the above-mentioned problems.
Disclosure of Invention
The utility model mainly aims to provide the reversible axial flow fan, so that the reversible axial flow fan can be kept horizontal on various planes, can stably run, meets the use requirements on various different planes, and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the reversible axial flow fan comprises a wind scooper, an inner bracket fixedly welded in the wind scooper, a motor horizontally arranged at one end of the inner bracket and fan blades coaxially connected with an output shaft of the motor, wherein the fan blades are positioned at the other end of the inner bracket, and bases are symmetrically welded at two sides of the bottom of the wind scooper;
the two side walls of the base, which are opposite, are welded with the protection seats, the two top walls of the protection seats are respectively and rotatably connected with the knob, the two inner cavities of the protection seats are formed in the bottom wall of the protection seats, the two knobs are respectively and coaxially connected with the screw rods, the two sides of the inner cavities of the protection seats are symmetrically welded with the slide bars, the inner cavities of the protection seats are also provided with the lifting frames, the lifting frames are sleeved on the screw rods in a threaded manner and are sleeved on the two slide bars in a sliding manner, and the ground plates are welded below the lifting frames.
As a preferable implementation scheme, the screw rod and the sliding rod are vertically arranged, and the screw rod is rotatably connected to the top wall of the inner cavity of the protection seat; the personnel can drive the screw rod to stably run by rotating the knob, and the two slide bars are parallel to the screw rod.
As a preferred embodiment, a U-shaped mounting strip is welded at the edge of one side of the wind scooper, which is opposite to the fan blade, a slot is formed in the mounting strip along the vertical direction, and a dust screen is inserted in the slot in a fit manner; the dustproof net just covers the opening at the tail part of the air guide cover, so that air entering the air guide cover is filtered.
As a preferred embodiment, a protruding part is welded on one side, close to the dust screen, of the top of the wind scooper, and a spring and a rebound seat which are connected with each other are arranged in an inner cavity of the protruding part; the rebound seat has certain expansion capacity under the action of the spring.
As a preferred embodiment, two ends of the spring are respectively connected with the inner wall of the protruding part and the rebound seat, the side wall of the rebound seat is attached to the inner wall of the protruding part, and the rebound seat is abutted to the top of the dust screen; the position of the dust screen is defined by the resilient seat, and the resilient seat can only move unidirectionally in the projection.
In summary, the technical effects and advantages of the present utility model are:
when the plane of the reversible axial flow fan is not a horizontal plane, the knob at the corresponding position can be rotated to drive the screw to operate, so that the touch plate extends out of the protection seat and is contacted with the ground, and one side of the reversible axial flow fan with lower height is supported, so that the reversible axial flow fan can be kept horizontal on various planes, and can stably operate, and the use requirements on various different planes are met;
this reversible axial fan makes its shrink advance in the inner chamber of bulge through extrusion resilience seat, can take out the dust screen from the installation strip to be convenient for clear up the dust screen, make this reversible axial fan have good dustproof performance.
Drawings
FIG. 1 is a schematic view of a structure of one side of the present utility model;
FIG. 2 is a partial cross-sectional view taken at A-A of FIG. 1 in accordance with the present utility model;
FIG. 3 is a schematic view of another embodiment of the present utility model;
FIG. 4 is a partial cross-sectional view of the utility model at B-B in FIG. 1;
fig. 5 is an enlarged view of the structure of fig. 4 at C in accordance with the present utility model.
In the figure: 1. a wind scooper; 2. an inner bracket; 3. a motor; 4. a fan blade; 5. a base; 6. a protection seat; 7. a knob; 8. a screw; 9. a slide bar; 10. a lifting frame; 11. a touch panel; 12. a mounting bar; 13. a dust screen; 14. a protruding portion; 15. a spring; 16. and a rebound seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, a reversible axial flow fan comprises a wind scooper 1, an inner bracket 2 fixedly welded in the wind scooper 1, a motor 3 horizontally arranged at one end of the inner bracket 2, and fan blades 4 coaxially connected with an output shaft of the motor 3, wherein the fan blades 4 are positioned at the other end of the inner bracket 2, the motor 3 is a bidirectional motor, and can drive the fan blades 4 to rotate anticlockwise or clockwise so as to realize reversible rotation, different requirements are met, and bases 5 are symmetrically welded at two sides of the bottom of the wind scooper 1;
the two bases 5 are welded with L-shaped protection seats 6 on opposite side walls, the top walls of the two protection seats 6 are respectively and rotatably connected with a knob 7, the inner cavities of the two protection seats 6 are arranged on the bottom walls of the two protection seats, the two knobs 7 are respectively and coaxially connected with a screw rod 8, the screw rod 8 is rotatably connected to the top wall of the inner cavity of the protection seat 6, a person rotates the knob 7 to drive the screw rod 8 to stably operate, slide rods 9 are symmetrically welded on two sides of the inner cavity of the protection seat 6, the screw rod 8 and the slide rods 9 are vertically arranged, the two slide rods 9 are parallel to the screw rod 8, a lifting frame 10 is also arranged in the inner cavity of the protection seat 6, the lifting frame 10 is sleeved on the screw rod 8 in a threaded manner and is sleeved on the two slide rods 9 in a sliding manner, so that the lifting frame 10 can be driven to lift on the two slide rods 9 when the screw rod 8 operates, and a touch floor 11 is welded below the lifting frame 10;
the installation strip 12 which is U-shaped is welded at the edge of one side of the wind scooper 1, which is opposite to the fan blade 4, a slot is formed in the installation strip 12 along the vertical direction, the dustproof net 13 is inserted in the slot in an anastomotic manner, the dustproof net 13 just shields the opening at the tail of the wind scooper 1, thereby filtering the air entering the wind scooper 1, the bulge 14 is welded at one side of the top of the wind scooper 1, which is close to the dustproof net 13, the opening of the inner cavity of the bulge 14 is formed at one side of the bulge, which faces the dustproof net 13, and the inner cavity of the bulge 14 is provided with the spring 15 and the rebound seat 16 which are connected with each other, the spring 15 is horizontally arranged, two ends of the spring 15 are respectively connected with the inner wall of the bulge 14 and the rebound seat 16, the side wall of the rebound seat 16 is attached with the inner wall of the bulge 14, the rebound seat 16 is abutted with the top of the dustproof net 13, thereby limiting the position of the dustproof net 13 by the rebound seat 16, and the rebound seat 16 can only move unidirectionally in the bulge 14.
Working principle: before use, whether the plane where the wind scooper 1 is located is a horizontal plane should be checked, if the plane is not a horizontal plane, for example, the height of the head of the wind scooper 1 (i.e. the side where the air outlet is located) is lower, the knob 7 at the corresponding position of the head of the wind scooper 1 should be rotated to drive the screw 8 to operate, so that the lifting frame 10 on the screw 8 is driven to sink along the two slide bars 9, and the lifting frame 10 drives the touch panel 11 to sink and contact with the ground, thereby supporting the head of the wind scooper 1 high, and finally keeping the wind scooper 1 in a horizontal state;
when the fan blade type air blower is used, the fan blade 4 can be driven to rotate at high speed by electrifying the motor 3, air suction is carried out from the tail part of the air guide cover 1 (namely, the side where the dust screen 13 is positioned), and air is discharged from the head part of the air guide cover 1, so that a corresponding air blowing effect is realized; with the long-term use of the reversible axial-flow fan, a lot of dust can be intercepted on the dust screen 13, a person can squeeze the rebound seat 16 and enable the rebound seat to retract into the protruding portion 14, then the dust screen 13 is lifted upwards, the dust screen 13 is cleaned, and the dust screen 13 is kept in a good dust-proof state.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The reversible axial flow fan comprises a wind scooper (1), an inner bracket (2) fixedly welded in the wind scooper (1), a motor (3) horizontally arranged at one end of the inner bracket (2) and fan blades (4) coaxially connected with an output shaft of the motor (3), wherein the fan blades (4) are positioned at the other end of the inner bracket (2), and the reversible axial flow fan is characterized in that bases (5) are symmetrically welded at two sides of the bottom of the wind scooper (1);
wherein two a side wall that base (5) are in opposite directions all welds protection seat (6), two the roof of protection seat (6) is all rotated and is connected with knob (7), two the inner chamber of protection seat (6) is seted up and is located its diapire, two knob (7) coaxial coupling respectively have screw rod (8), the bilateral symmetry welding of protection seat (6) inner chamber has slide bar (9), still be equipped with crane (10) in protection seat (6) inner chamber, on crane (10) thread bush locates screw rod (8) and slip cap locates two slide bars (9), the welding of the below of crane (10) has touch floor (11).
2. The reversible axial flow fan according to claim 1, wherein the screw (8) and the sliding rod (9) are vertically arranged, and the screw (8) is rotatably connected to the top wall of the inner cavity of the protection seat (6).
3. The reversible axial flow fan according to claim 1, wherein a U-shaped mounting strip (12) is welded at the edge of one side of the wind scooper (1) opposite to the fan blade (4), a slot is formed in the mounting strip (12) along the vertical direction, and a dust screen (13) is inserted in the slot in an anastomotic manner.
4. A reversible axial flow fan according to claim 3, wherein a protruding part (14) is welded on one side of the top of the wind scooper (1) close to the dust screen (13), and a spring (15) and a rebound seat (16) which are connected with each other are arranged in an inner cavity of the protruding part (14).
5. The reversible axial flow fan as claimed in claim 4, wherein the two ends of the spring (15) are respectively connected with the inner wall of the protruding part (14) and the rebound seat (16), the side wall of the rebound seat (16) is attached to the inner wall of the protruding part (14), and the rebound seat (16) is abutted to the top of the dust screen (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320690889.5U CN219911178U (en) | 2023-03-31 | 2023-03-31 | Reversible axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320690889.5U CN219911178U (en) | 2023-03-31 | 2023-03-31 | Reversible axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911178U true CN219911178U (en) | 2023-10-27 |
Family
ID=88422632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320690889.5U Active CN219911178U (en) | 2023-03-31 | 2023-03-31 | Reversible axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911178U (en) |
-
2023
- 2023-03-31 CN CN202320690889.5U patent/CN219911178U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240409 Address after: 710000 No.1 National Highway 108, Xinfeng Industrial Park, Lintong District, Xi'an City, Shaanxi Province Patentee after: Xi'an Xuri Wind Turbine Co.,Ltd. Country or region after: China Address before: No.16, Xinwang Road, industrial park, shuangqiaohe Town, Jinnan District, Tianjin 300350 Patentee before: TIANJIN CHANGGUANG WEIYE SPECIAL FAN Co.,Ltd. Country or region before: China |