CN215633887U - Intelligent variable-speed negative pressure fan - Google Patents
Intelligent variable-speed negative pressure fan Download PDFInfo
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- CN215633887U CN215633887U CN202121843471.0U CN202121843471U CN215633887U CN 215633887 U CN215633887 U CN 215633887U CN 202121843471 U CN202121843471 U CN 202121843471U CN 215633887 U CN215633887 U CN 215633887U
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- negative pressure
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Abstract
The utility model relates to the technical field of negative pressure fans and discloses an intelligent speed-changing negative pressure fan which comprises a driving sheet movably mounted at the top of the left side of a driving rotating shaft, wherein an upper rotating gear is meshed with the top of the driving sheet, a first driven rod is fixedly sleeved at the central position inside the upper rotating gear, a first driven gear is fixedly sleeved at the left side of the upper rotating gear, and a second driven gear is fixedly sleeved at the right side of the first driven gear. According to the utility model, the meshing teeth are arranged on the top surface of the transmission piece, the transmission piece slides left and right with the upper rotating gear through the meshing teeth, one end of the outer side of the transmission piece is contacted with the third driven gear, the first driven gear is effectively driven to rotate under the meshing action of the transmission piece, the third driven gear is contacted with one end of the outer side of the transmission piece, and then the third driven gear is driven to rotate under the transmission action of the first driven gear, so that the purpose of effectively facilitating the working personnel to carry out effective speed regulation is effectively achieved, and the speed regulation is convenient and simple.
Description
Technical Field
The utility model relates to the technical field of negative pressure fans, in particular to an intelligent variable-speed negative pressure fan.
Background
The negative pressure fan is a machine which utilizes the cooling principle of air convection and negative pressure ventilation, naturally sucks fresh air from a gate or a window opposite to an installation site, quickly and forcibly exhausts indoor hot air outdoors, and can improve any problem of poor ventilation, and the cooling and ventilation effect can reach 90-97%.
The current negative pressure fan can only carry out single flow between the air conditioners and can not carry out effective speed regulation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an intelligent variable-speed negative pressure fan, which is convenient and simple for workers to effectively regulate speed.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides an intelligence variable speed negative pressure fan, includes shell and speed change mechanism, speed change mechanism movable mounting is inside the shell, the shell sets up in the speed change mechanism surface.
The shell comprises a fan body, the fan body is arranged on the outer surface of the shell, and a base is fixedly arranged at the bottom of the back of the fan body.
Speed change mechanism includes adjustment button, adjustment button sets up in the speed change mechanism top, the thermovent has been seted up on the speed change mechanism surface, the inside right side of speed change mechanism is provided with controlling means, controlling means left side fixedly connected with main pivot, main pivot external surface fixing has cup jointed the master gear, main pivot left side top movable mounting has the transmission piece, the meshing of transmission piece top has last driven gear, the fixed first driven lever that has cup jointed in the inside central point position of last driven gear, the fixed first driven gear that has cup jointed in last driven gear left side, the fixed second driven gear that has cup jointed in first driven gear right side.
Preferably, fan body front end movable mounting has air ducting, air ducting surface both ends fixed mounting has the fixed block, fixed block outside one end is rotated and is connected with the dwang, the rotating vane has been cup jointed in the inside rotation of dwang.
Preferably, the main rotating shaft right side is rotated and is cup jointed lower driven gear, the fixed second driven lever that has cup jointed in lower driven gear inside central point position, the fixed third driven gear that has cup jointed in lower driven gear left side, the fixed fourth driven gear that has cup jointed in third driven gear left side.
Preferably, transmission piece top surface is provided with the rodent, just the transmission piece passes through rodent and upper rotating gear horizontal slip, transmission piece outside one end contacts with the third driven gear, under the meshing of transmission piece, effectively lets first driven gear rotate, and third driven gear and transmission piece outside one end contact, and then drive third driven gear and rotate under letting the driven effect of first driven gear, effectively reach the staff of being convenient for and carry out effectual speed governing, convenient simple.
Preferably, the bottom of the second driven gear is meshed with the top of the fourth driven gear, and after the second driven gear is adjusted to rotate, the fourth driven gear is driven to rotate under the meshing effect, so that the speed regulation effect is achieved.
Preferably, the upper end of the surface of the lower transmission gear is provided with a through hole fixedly sleeved with the main rotating shaft, the lower transmission gear is started in the main rotating shaft and simultaneously rotates with the main rotating shaft through the through hole, and then the lower transmission gear drives the second driven rod to rotate.
Preferably, second driven lever outside one end and fan body fixed connection, after the staff adjusted adjustment button, the accessible second driven lever was direct to be adjusted the rotational speed of fan body, and is convenient simple.
The utility model provides an intelligent variable-speed negative pressure fan which has the following beneficial effects:
(1) according to the utility model, the meshing teeth are arranged on the top surface of the transmission piece, the transmission piece slides left and right with the upper rotating gear through the meshing teeth, one end of the outer side of the transmission piece is in contact with the third driven gear, the first driven gear is effectively driven to rotate under the meshing action of the transmission piece, the third driven gear is in contact with one end of the outer side of the transmission piece, and then the third driven gear is driven to rotate under the transmission action of the first driven gear, so that the purpose of effectively facilitating the effective speed regulation of a worker is effectively achieved, and the speed regulation device is convenient and simple.
(2) According to the fan, the wind direction of wind can be adjusted through the rotating blades, the practical effect is improved, one end of the outer side of the second driven rod is fixedly connected with the fan body, and after an adjusting button is adjusted by a worker, the rotating speed of the fan body can be directly adjusted through the second driven rod, so that the fan is convenient and simple.
Drawings
FIG. 1 is a schematic view of the overall structure of the front side of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of the front derailleur in accordance with the present invention;
fig. 4 is a schematic structural view of an air guiding device in front of the present invention.
In the figure: 1. a housing; 101. a fan body; 102. a base; 103. an air guide device; 104. a fixed block; 105. rotating the rod; 106. a rotor blade; 2. a speed change mechanism; 201. an adjustment button; 202. a heat dissipation port; 203. a control device; 204. a main rotating shaft; 205. a main gear; 206. a lower rotating gear; 207. a driving strap; 208. rotating the rotating gear; 209. a first driven gear; 210. a first driven lever; 211. a second driven gear; 212. a second driven lever; 213. a third driven gear; 214. a fourth driven gear.
Detailed Description
As shown in fig. 1 to 4, the present invention provides a technical solution:
the utility model provides an intelligence variable speed negative pressure fan, includes shell 1 and speed change mechanism 2, and speed change mechanism 2 movable mounting is inside shell 1, and shell 1 sets up in 2 surfaces of speed change mechanism.
The speed change mechanism 2 comprises an adjusting button 201, the adjusting button 201 is arranged at the top of the speed change mechanism 2, a heat dissipation port 202 is formed in the surface of the speed change mechanism 2, a control device 203 is arranged on the right side inside the speed change mechanism 2, a main rotating shaft 204 is fixedly connected to the left side of the control device 203, a main gear 205 is fixedly sleeved on the outer surface of the main rotating shaft 204, a transmission sheet 207 is movably mounted at the top of the left side of the main rotating shaft 204, a tooth is arranged on the top surface of the transmission sheet 207, the transmission sheet 207 slides left and right with an upper rotating gear 208 through the tooth, one end of the outer side of the transmission sheet 207 is contacted with a third driven gear 213, under the meshing action of the transmission sheet 207, the first driven gear 209 is effectively rotated, the third driven gear 213 is contacted with one end of the outer side of the transmission sheet 207, further, the transmission action of the first driven gear 209 is driven gear drives the third driven gear 213 to rotate, and effective speed regulation of workers is effectively achieved, conveniently and simply, the top of the transmission piece 207 is engaged with the upper transmission gear 208, the inner central position of the upper transmission gear 208 is fixedly sleeved with the first driven rod 210, the left side of the upper transmission gear 208 is fixedly sleeved with the first driven gear 209, the right side of the first driven gear 209 is fixedly sleeved with the second driven gear 211, the bottom of the second driven gear 211 is engaged with the top of the fourth driven gear 214, after the second driven gear 211 is adjusted to rotate, the fourth driven gear 214 is driven to rotate under the engagement effect, the speed regulation effect is achieved, the right side of the main transmission shaft 204 is rotatably sleeved with the lower transmission gear 206, the upper end of the surface of the lower transmission gear 206 is provided with a through hole fixedly sleeved with the main transmission shaft 204, when the main transmission shaft 204 is started, the lower transmission gear 206 rotates simultaneously with the main transmission shaft 204 through the through hole, so that the lower transmission gear 206 drives the second driven rod 212 to rotate and operate, the inner central position of the lower transmission gear 206 is fixedly sleeved with the second driven rod 212, second driven lever 212 outside one end and fan body 101 fixed connection, after the staff adjusted adjustment button 201, the accessible second driven lever 212 directly adjusted fan body 101's rotational speed, and is convenient simple, and the fixed coupling in lower driving gear 206 left side has third driven gear 213, and third driven gear 213 left side is fixed to have cup jointed fourth driven gear 214.
In conclusion, the meshing teeth are arranged on the top surface of the transmission piece 207, the transmission piece 207 slides left and right with the upper rotating gear 208 through the meshing teeth, one end of the outer side of the transmission piece 207 is in contact with the third driven gear 213, the first driven gear 209 is effectively rotated under the meshing action of the transmission piece 207, the third driven gear 213 is in contact with one end of the outer side of the transmission piece 207, and the third driven gear 213 is driven to rotate under the transmission action of the first driven gear 209, so that the purposes of facilitating effective speed regulation of workers are effectively achieved, and convenience and simplicity are achieved; the adjustment of wind direction can be carried out to wind to the rotating vane 106 that sets up, improves practical function, and second driven lever 212 outside one end and fan body 101 fixed connection adjust the back at adjustment button 201 at the staff, and accessible second driven lever 212 is direct to be adjusted fan body 101's rotational speed, and is convenient simple.
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 (7)
1. The utility model provides an intelligence variable speed negative pressure fan, includes shell (1) and speed change mechanism (2), its characterized in that: the speed change mechanism (2) is movably arranged in the shell (1), and the shell (1) is arranged on the outer surface of the speed change mechanism (2);
the shell (1) comprises a fan body (101), the fan body (101) is arranged on the outer surface of the shell (1), and a base (102) is fixedly arranged at the bottom of the back of the fan body (101);
the speed change mechanism (2) comprises an adjusting button (201), the adjusting button (201) is arranged at the top of the speed change mechanism (2), the surface of the speed change mechanism (2) is provided with a heat dissipation port (202), the right side inside the speed change mechanism (2) is provided with a control device (203), a main rotating shaft (204) is fixedly connected to the left side of the control device (203), a main gear (205) is fixedly sleeved on the outer surface of the main rotating shaft (204), a transmission piece (207) is movably installed at the top of the left side of the main rotating shaft (204), an upper rotating gear (208) is meshed at the top of the transmission piece (207), a first driven rod (210) is fixedly sleeved at the central position inside the upper rotating gear (208), a first driven gear (209) is fixedly sleeved at the left side of the upper rotating gear (208), and a second driven gear (211) is fixedly sleeved on the right side of the first driven gear (209).
2. The intelligent variable speed negative pressure fan of claim 1, wherein: fan body (101) front end movable mounting has air ducting (103), air ducting (103) surface both ends fixed mounting has fixed block (104), fixed block (104) outside one end is rotated and is connected with dwang (105), rotating vane (106) have been cup jointed in dwang (105) inside rotation.
3. The intelligent variable speed negative pressure fan of claim 1, wherein: main shaft (204) right side is rotated and is cup jointed lower driven gear (206), the fixed second driven lever (212) of having cup jointed in lower driven gear (206) inside central point position, the fixed cover in lower driven gear (206) left side has cup jointed third driven gear (213), the fixed cover in third driven gear (213) left side has cup jointed fourth driven gear (214).
4. The intelligent variable speed negative pressure fan of claim 1, wherein: the top surface of the transmission piece (207) is provided with a tooth, the transmission piece (207) slides left and right through the tooth and the upper rotating gear (208), and one end of the outer side of the transmission piece (207) is in contact with the third driven gear (213).
5. The intelligent variable speed negative pressure fan of claim 1, wherein: the bottom of the second driven gear (211) is meshed with the top of the fourth driven gear (214).
6. The intelligent variable speed negative pressure fan of claim 3, wherein: the upper end of the surface of the lower rotating gear (206) is provided with a through hole which is fixedly sleeved with the main rotating shaft (204).
7. The intelligent variable speed negative pressure fan of claim 3, wherein: one end of the outer side of the second driven rod (212) is fixedly connected with the fan body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843471.0U CN215633887U (en) | 2021-08-09 | 2021-08-09 | Intelligent variable-speed negative pressure fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843471.0U CN215633887U (en) | 2021-08-09 | 2021-08-09 | Intelligent variable-speed negative pressure fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215633887U true CN215633887U (en) | 2022-01-25 |
Family
ID=79896065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121843471.0U Active CN215633887U (en) | 2021-08-09 | 2021-08-09 | Intelligent variable-speed negative pressure fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215633887U (en) |
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2021
- 2021-08-09 CN CN202121843471.0U patent/CN215633887U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent variable speed negative pressure fan Effective date of registration: 20221209 Granted publication date: 20220125 Pledgee: Liaocheng Branch of Postal Savings Bank of China Co.,Ltd. Pledgor: Liaocheng Dongchangfu Huatai ventilation equipment Co.,Ltd. Registration number: Y2022980025757 |