CN217632989U

CN217632989U - Centrifugal fan with purifying and filtering effects

Info

Publication number: CN217632989U
Application number: CN202221490257.6U
Authority: CN
Inventors: 王江
Original assignee: Gaobeidian Longteqi Ventilation Machinery Manufacturing Co ltd
Current assignee: Gaobeidian Longteqi Ventilation Machinery Manufacturing Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-10-21
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses a centrifugal fan with purifying and filtering effect, including the spiral case, the right side of spiral case is fixed with a plurality of installation piece, fixed mounting has the guide bar between the installation piece of front side, fixed mounting has drive screw between the installation piece of rear side, the opposite side fixed mounting of rear side installation piece has the reduction gear, the lower extreme fixed mounting of reduction gear has drive motor, sliding connection has the scraping plate on the guide bar, scraping plate and drive screw threaded connection, through drive screw, cooperation between the guide bar, make the quick steady laminating filter screen of scraping plate do reciprocating motion from top to bottom, make the scraping plate clean the filter screen from top to bottom, the top fixed mounting who has cleared up the impurity spiral case of depending on the filter screen has linear electric motor, linear electric motor's output runs through spiral case and fixedly connected with and wipes the board, wipe the board through the linear electric motor cooperation, make and wipe the filter board from top to bottom, the impurity on the filter screen has been cleared up, the filter effect has been promoted, gaseous exhaust speed has been improved simultaneously.

Description

Centrifugal fan with purifying and filtering effects

Technical Field

The utility model relates to a centrifugal fan technical field specifically is a centrifugal fan with purifying and filtering effect.

Background

The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust 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. Current centrifugal fan is at the during operation, the high-speed operation of impeller, can inhale big thing granule and cause the damage to the impeller, contain a large amount of impurity in the combustion gas simultaneously, in order to guarantee exhaust gas's security and feature of environmental protection, air-out pipeline at the fan is provided with the filter, an impurity that contains for among the filtered gas, but the long-time use of filter, impurity can the adhesion on the filter, reduce the filter effect of filter, block up too much impurity on the filter, also reduce exhaust gas's speed.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned technical problem, a centrifugal fan with purifying and filtering effect is provided, this technical scheme has solved and has proposed current centrifugal fan in the above-mentioned background art at the during operation, contain a large amount of impurity in the combustion gas, in order to guarantee exhaust gas's security and feature of environmental protection, air-out pipeline at the fan is provided with the filter, an impurity that is used for containing in the filtering gas, but the long-time use of filter, impurity can the adhesion on the filter, reduce the filter effect of filter, block up too much impurity on the filter, also reduce the problem of exhaust gas's speed.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a centrifugal fan with purifying and filtering effect, includes the spiral case, the air inlet has been seted up on the right side of spiral case, fixed mounting has the filter screen on the air inlet, the right side of spiral case is fixed with a plurality of installation piece, front side fixed mounting has the guide bar between the installation piece, the rear side fixed mounting has drive screw between the installation piece, the rear side the opposite side fixed mounting of installation piece has the reduction gear, the lower extreme fixed mounting of reduction gear has drive motor, sliding connection has the scraping plate on the guide bar, scraping the scraping plate the one end that the guide bar was kept away from to the scraping plate with drive screw threaded connection, the top fixed mounting of spiral case has linear electric motor, linear electric motor's output runs through spiral case and fixedly connected with and wipes the board, the front side of spiral case is seted up the gas outlet, fixed mounting has the filter in the inner chamber of gas outlet.

Preferably, the output end of the transmission motor is fixedly connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the transmission screw rod.

Preferably, a collecting tank is fixedly mounted at the bottom of the air outlet, and a collecting tank is connected in the collecting tank in a sliding manner.

Preferably, an impeller is rotatably mounted in an inner cavity of the volute, a servo motor is fixedly mounted on the left side of the volute, and an output end of the servo motor penetrates through the volute and is fixedly connected with the impeller.

Compared with the prior art, the beneficial effects of the utility model are that: this centrifugal fan with purifying and filtering effect, through driving motor, the reduction gear, drive screw, cooperation between the guide bar, make the filter screen of scraping the bits board quick steady laminating do reciprocating motion from top to bottom, make the filter screen of scraping the bits board from top to bottom cleaned, the impurity of depending on the filter screen has been cleared up, the big particulate matter that probably is drawn into at the air inlet process has been avoided, thereby the normal operating of impeller has been protected, prevent to cause the damage, first filtration has been done to the air that inhales in the centrifuge simultaneously, wipe the board through the linear electric motor cooperation, make and wipe board seat reciprocating motion from top to bottom, make and wipe the filter from top to bottom cleaned to the board, through such setting, impurity on the filter has been cleared up, make impurity drop in the collecting vat, the filter effect has been promoted, gaseous exhaust velocity has been improved simultaneously.

Drawings

FIG. 1 is a schematic view of the right side screen structure of the present invention;

fig. 2 is a schematic structural view of a left impeller of the present invention;

fig. 3 is a right side schematic view of the present invention;

fig. 4 is a schematic view of the gas outlet structure of the present invention.

The reference numbers in the figures are:

2. a volute; 201. an impeller; 202. a servo motor; 3. mounting a block; 301. a guide rod; 302. a drive screw; 303. a speed reducer; 304. a drive motor; 305. a scraping plate; 4. a linear motor; 401. wiping the board; 5. an air inlet; 501. a filter screen; 6. an air outlet; 601. collecting tank; 602. a collection box; 603. a filter plate.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a centrifugal fan with purifying and filtering effects comprises a volute 2, an impeller 201 is rotatably mounted in an inner cavity of the volute 2, a servo motor 202 is fixedly mounted on the left side of the volute 2, an output end of the servo motor 202 penetrates through the volute 2 and is fixedly connected with the impeller 201, an air inlet 5 is formed in the right side of the volute 2, a filter screen 501 is fixedly mounted on the air inlet 5, a plurality of mounting blocks 3 are fixed on the right side of the volute 2, guide rods 301 are fixedly mounted between the front mounting blocks 3, a transmission screw 302 is fixedly mounted between the rear mounting blocks 3, a speed reducer 303 is fixedly mounted on the other side of the rear mounting block 3, a transmission motor 304 is fixedly mounted at the lower end of the speed reducer 303, an output end of the transmission motor 304 is fixedly connected with an input end of the speed reducer 303, an output end of the speed reducer 303 is fixedly connected with the transmission screw 302, and a scrap scraping plate 305 is slidably connected on the guide rods 301, the end of the scrap scraping plate 305, far away from the guide rod 301, of the scrap scraping plate 305 is in threaded connection with the transmission screw 302, through the cooperation of the transmission motor 304, the speed reducer 303, the transmission screw 302 and the guide rod 301, the scrap scraping plate 305 is quickly and stably attached to the filter screen 501 to reciprocate up and down, the scrap scraping plate 305 is enabled to vertically wipe the filter screen 501, impurities attached to the filter screen 501 are cleaned, large particles possibly involved in the air inlet process are avoided, the normal operation of the impeller 201 is protected, damage is prevented, meanwhile, first filtering is performed on air sucked into the centrifuge, the top end of the volute 2 is fixedly provided with the linear motor 4, the output end of the linear motor 4 penetrates through the volute 2 and is fixedly connected with the wiping plate 401, the front side of the volute 2 is provided with the air outlet 6, a filter plate 603 is fixedly installed in the inner cavity of the air outlet 6, and the bottom of the air outlet 6 is fixedly provided with a collecting tank 601, sliding connection has collecting box 602 in collecting vat 601, wipes board 401 through the cooperation of linear electric motor 4, makes and wipes board 401 up-and-down reciprocating motion, makes and wipes board 401 and wipe filter 603 from top to bottom, through such setting, has cleared up the impurity on the filter 603, makes impurity drop in collecting vat 601, has promoted the filter effect, has improved gaseous exhaust velocity simultaneously.

The working principle is as follows: when the centrifugal fan is used, firstly, the servo motor 202 is started, so that the impeller 201 is driven to rotate, when airflow enters the volute 2 through the filter screen 501 through the air inlet 5, the filter screen 501 isolates impurities doped in the air, at the moment, the transmission motor 304 is matched with the speed reducer 303 to drive the transmission screw 302, so that the scraping plate 305 is driven to move along the movement direction of the transmission screw 302, the scraping plate 305 is attached to the filter screen 501 to wipe the impurities attached to the filter screen 501 up and down, the air enters the inner cavity of the volute 2, because of low speed and high pressure, the air is emptied through the air outlet 6 arranged on the front side of the upper end of the volute 2, the passing airflow in the volute 2 can be purified and filtered through the filter plate 603 installed in the inner cavity of the air outlet 6 before the air is discharged, at the moment, the linear motor 4 is started, so that the scraping plate 401 is driven to wipe the impurities on the filter plate 603 up and down and drop into the collection box 602 in the collection box 601, and the collection box 602 can be taken out of the collection box 601 through the handle on one side.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a centrifugal fan with purify filter effect, includes spiral case (2), its characterized in that: air inlet (5) have been seted up on the right side of spiral case (2), fixed mounting has filter screen (501) on air inlet (5), the right side of spiral case (2) is fixed with a plurality of installation piece (3), the front side fixed mounting has guide bar (301) between installation piece (3), the rear side fixed mounting has drive screw (302) between installation piece (3), the rear side the opposite side fixed mounting of installation piece (3) has reduction gear (303), the lower extreme fixed mounting of reduction gear (303) has drive motor (304), sliding connection has scrap scraping plate (305) on guide bar (301), scrap scraping plate (305) keep away from the one end of guide bar (301) with drive screw (302) threaded connection, the top fixed mounting of spiral case (2) has linear electric motor (4), the output side of linear electric motor (4) runs through spiral case (2) and fixed connection and scrapes plate (401), the preceding of spiral case (2) is equipped with gas outlet (6), fixed mounting has filter (603) in the inner chamber of gas outlet (6).

2. The centrifugal fan with purifying and filtering effects as claimed in claim 1, wherein: the output end of the transmission motor (304) is fixedly connected with the input end of the speed reducer (303), and the output end of the speed reducer (303) is fixedly connected with the transmission screw (302).

3. The centrifugal fan with purifying and filtering effects as claimed in claim 1, wherein: the bottom of the air outlet (6) is fixedly provided with a collecting tank (601), and the collecting tank (602) is connected in the collecting tank (601) in a sliding manner.

4. The centrifugal fan with purifying and filtering effects as claimed in claim 1, wherein: an impeller (201) is rotatably mounted in an inner cavity of the volute (2), a servo motor (202) is fixedly mounted on the left side of the volute (2), and an output end of the servo motor (202) penetrates through the volute (2) and is fixedly connected with the impeller (201).