CN114992685A

CN114992685A - Centrifugal smoke exhaust fan with purifying and filtering functions

Info

Publication number: CN114992685A
Application number: CN202210536862.0A
Authority: CN
Inventors: 廖飞翔
Original assignee: Shenzhen Zhongtianouxin Electromechanical Equipment Co ltd
Current assignee: Shenzhen Zhongtianouxin Electromechanical Equipment Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-02

Abstract

The invention belongs to the technical field of smoke exhaust fans, and discloses a centrifugal smoke exhaust fan with a purifying and filtering function. According to the invention, through the arrangement of the fixing rod, the wind wheel, the first filter screen and the cleaning scraper, the second gear can be rotated due to the operation of the driving motor, so that the wind wheel can be driven to rotate through the matching of the second gear and the first gear, at the moment, the wind wheel can drive the cleaning scraper to rotate along the outer surface of the fixing rod through the long rod, and meanwhile, due to the two sections of staggered threads on the outer surface of the fixing rod, the cleaning scraper can be driven to move back and forth left and right along the outer surface of the long rod through the matching of the cleaning scraper and the fixing rod.

Description

Centrifugal smoke exhaust fan with purifying and filtering functions

Technical Field

The invention belongs to the technical field of smoke exhaust fans, and particularly relates to a centrifugal smoke exhaust fan with a purifying and filtering function.

Background

The type of the smoke exhaust fan is a centrifugal fan and an axial flow fan, which is a machine capable of rapidly exhausting peculiar smell, high temperature and oil smoke gas generated in the process of processing food in a kitchen, at present, centrifugal fans are installed in many household kitchens, although the existing centrifugal fans can realize the function of exhausting smoke gas in the process of actual use, the mode of filtering the smoke gas is that a filter screen is usually installed in a ventilation pipeline, partial impurities can be directly attached to the inner wall of a fan shell before the smoke gas passes through the filter screen, so that operators can difficultly clean the fan shell, and the filter screen is gradually blocked after the smoke gas passes through the filter screen, thereby resulting in slow emission of the smoke gas, meanwhile, the smoke gas in the kitchen can be exhausted to the outside along with a large amount of heat, so that the heat pollution can be caused to the outside environment, which in turn affects its environmental protection, and thus needs to be improved.

Disclosure of Invention

The invention aims to provide a centrifugal smoke exhaust fan with a purifying and filtering function, so as to solve the problems in the background technology.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a centrifugal smoke exhaust fan with purify filtering capability, includes the casing, the outside fixed mounting of casing has the mount, and the back fixed mounting of mount has the dead lever, the surface activity of dead lever has cup jointed the wind wheel, the back fixed mounting of wind wheel has first gear, the left side fixed mounting of casing has driving motor, the other end fixed mounting of driving motor output shaft has the second gear, the right side fixed mounting of casing has the collar, the inboard fixed mounting of collar has first filter screen, the equal fixed mounting in both sides of wind wheel has the stock, the surface activity of stock has cup jointed the cleanness and has scraped.

Preferably, the equal both sides fixed mounting at casing inner chamber top has hollow block, two from the top down fixed intercommunication has first pipe and second pipe in proper order between the hollow block, the top fixed mounting of hollow block inner chamber has the catch basin, the bottom fixed intercommunication of drain pipe has the drain pipe, the back fixed mounting of casing has the water tank, the right side fixed mounting of water tank has the circulating pump, the fixed intercommunication of outlet of circulating pump has the raceway, the fixed intercommunication in top of raceway has the connecting pipe, the inside fixed mounting of water tank has the second filter screen, because the design of second filter screen for can filter drain pipe exhaust water, thereby after filtering water, can extract the inside water of water tank through the mouth that draws water of circulating pump, make and carry out cyclic utilization to water.

Preferably, first gear and second gear meshing are connected, the wind wheel cup joints with the casing activity, because the design of first gear, through the cooperation between first gear and the second gear for the second gear rotates the inboard that will drive the wind wheel through first gear and rotate along the casing during rotation, thereby can produce the air current through the high-speed rotation of wind wheel, makes can produce centrifugal force and extract the flue gas and carry the flue gas to the top of casing through the right side of casing.

Preferably, the surface of dead lever is equipped with two sections screw threads, two sections the opposite direction and staggered arrangement of screw thread, because the design of dead lever, through two sections staggered arrangement's screw thread for the cleaning scrape will scrape through the cleaning when taking place to rotate and the dead lever between the cooperation, drive the cleaning and scrape and go on controlling round trip movement along the surface of stock.

Preferably, the cleanness is scraped and is cup jointed with the dead lever screw thread, the cleanness is scraped and is with the inboard swing joint of first filter screen, because the design of clean scraping, through the cleanness scrape with the stock between the cooperation for the cleanness is scraped and can is removed about the surface of stock is moved, thereby can scrape through the cleanness scrape with the cooperation between the first filter screen the impurity of first filter screen inner wall and strike off, prevent to receive centrifugal force's influence impurity and glue the internal surface of gluing at first filter screen for a long time and cause the jam to first filter screen.

Preferably, the outside of collar is equipped with the installation piece, the installation piece is fixed collar and casing through the bolt, because the design of collar for can utilize the instrument to remove collar and casing fixedly, thereby can dismantle first filter screen and clear up its inside impurity.

Preferably, a plurality of round hole has all been seted up to the top of first pipe and the bottom of second pipe, be equipped with the baffle between first pipe and the second pipe, because the round hole of the bottom of second pipe for the flue gas will get into the inside of second pipe and flow to the inboard of hollow block, make the flue gas will get into the inside of first pipe and discharge through the round hole at its top after hollow block cools down the purification, simultaneously through the design of baffle, can prevent that the flue gas from discharging in the gap of first pipe and second pipe.

Preferably, the bottom of drain pipe passes the casing and with the fixed intercommunication of water tank, the connecting pipe is with the fixed intercommunication of catch basin, because the design of drain pipe for can discharge the inside moisture of hollow block, make moisture will get into the inside of water tank, will input rivers to the inside of catch basin through the connecting pipe simultaneously.

Preferably, a plurality of hole for water spraying has been seted up to the bottom of catch basin, the mouth that draws water of circulating pump is fixed with the water tank and is communicate, because the design of circulating pump, will follow the inside extraction rivers of water tank for rivers will get into the inside of catch basin through raceway and connecting pipe in proper order, thereby can spray the effect of cooling and purifying to the flue gas through the hole for water spraying of catch basin bottom.

The invention has the following beneficial effects:

1. according to the invention, through arranging the fixed rod, the wind wheel, the first filter screen and the cleaning scraper, the second gear can be rotated due to the operation of the driving motor, so that the wind wheel can be driven to rotate through the matching of the second gear and the first gear, at the moment, the wind wheel can drive the cleaning scraper to rotate along the outer surface of the fixed rod through the long rod, and meanwhile, due to the two sections of staggered threads on the outer surface of the fixed rod, the cleaning scraper can be driven to move back and forth along the outer surface of the long rod through the matching between the cleaning scraper and the fixed rod, so that impurities on the inner wall of the first filter screen can be scraped through the matching between the cleaning scraper and the first filter screen, and the impurities are prevented from being adhered to the inner surface of the first filter screen for a long time under the influence of centrifugal force to block the first filter screen.

2. According to the invention, the wind wheel, the mounting ring and the first filter screen are arranged, and the first filter screen is positioned at the outer side of the wind wheel, so that the first filter screen wraps the smoke when the wind wheel conveys the smoke, impurities in the smoke can be filtered, the impurities in the smoke can be prevented from contacting or sticking with the inside of the shell, meanwhile, the mounting ring and the shell can be unfixed by using a tool, and then the first filter screen can be detached and cleaned, so that the cleaning operation of an operator is facilitated.

3. According to the invention, through arranging the hollow block, the first round pipe, the second round pipe and the water tank, due to the round hole at the bottom of the second round pipe, the flue gas can enter the inside of the second round pipe and flow to the inner side of the hollow block, at the moment, due to the operation of the circulating pump, water flow can be extracted from the inside of the water tank, so that the water flow can sequentially pass through the water conveying pipe and the connecting pipe to enter the inside of the water storage tank, and therefore, the flue gas can be subjected to the spraying, cooling and purifying effects on the flue gas through the water spraying hole at the bottom of the water storage tank, and after the flue gas is cooled and purified through the hollow block, the flue gas can enter the inside of the first round pipe and be discharged through the round hole at the top of the first round pipe.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the backside of the present invention;

FIG. 3 is a schematic cross-sectional view of the front side of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

figure 5 is a schematic view of a disassembled structure of a wind rotor according to the invention;

FIG. 6 is a schematic view of a disassembled structure of the first filter screen according to the present invention;

FIG. 7 is a schematic cross-sectional side view of the present invention.

In the figure: 1. a housing; 2. fixing the rod; 3. a wind wheel; 4. a first gear; 5. a drive motor; 6. a second gear; 7. a mounting ring; 8. a first filter screen; 9. a long rod; 10. cleaning and scraping; 11. a hollow block; 12. a first circular tube; 13. a second circular tube; 14. a water storage tank; 15. a drain pipe; 16. a water tank; 17. a circulation pump; 18. a water delivery pipe; 19. a connecting pipe; 20. a second filter screen; 21. a fixing frame.

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.

As shown in fig. 1 to 7, in the embodiment of the present invention, a centrifugal smoke exhaust fan with a purifying and filtering function includes a casing 1, a fixing frame 21 is fixedly installed on an outer side of the casing 1, a fixing rod 2 is fixedly installed on a back surface of the fixing frame 21, a wind wheel 3 is movably sleeved on an outer surface of the fixing rod 2, a first gear 4 is fixedly installed on a back surface of the wind wheel 3, a driving motor 5 is fixedly installed on a left side of the casing 1, a second gear 6 is fixedly installed at the other end of an output shaft of the driving motor 5, an installation ring 7 is fixedly installed on a right side of the casing 1, a first filter screen 8 is fixedly installed on an inner side of the installation ring 7, long rods 9 are fixedly installed on both sides of the wind wheel 3, and a cleaning scraper 10 is movably sleeved on an outer surface of the long rods 9.

Wherein, equal both sides fixed mounting at 1 inner chamber top of casing has hollow block 11, from the top down fixed intercommunication has first pipe 12 and second pipe 13 between two hollow blocks 11, the top fixed mounting of hollow block 11 inner chamber has catch basin 14, the fixed intercommunication in bottom of drain pipe 15 has drain pipe 15, the back fixed mounting of casing 1 has water tank 16, the right side fixed mounting of water tank 16 has circulating pump 17, the fixed intercommunication in outlet of circulating pump 17 has raceway 18, the fixed intercommunication in top of raceway 18 has connecting pipe 19, the inside fixed mounting of water tank 16 has second filter screen 20, because the design of second filter screen 20, make and filter drain pipe 15 exhaust water, thereby after filtering water, can extract the inside water of water tank 16 through circulating pump 17's mouth of drawing water, make and carry out cyclic utilization to water.

Wherein, first gear 4 is connected with the meshing of second gear 6, wind wheel 3 cup joints with casing 1 activity, because first gear 4's design, through the cooperation between first gear 4 and the second gear 6, make second gear 6 will drive wind wheel 3 through first gear 4 during the rotation and rotate along the inboard of casing 1, thereby can produce the air current through the high-speed rotation of wind wheel 3, make can produce centrifugal force and extract the flue gas and carry the flue gas to the top of casing 1 through the right side of casing 1.

Wherein, the surface of dead lever 2 is equipped with two sections screw threads, and the opposite direction and the staggered arrangement of two sections screw threads owing to the design of dead lever 2 for the cleaning will scrape 10 cooperation between 10 and the dead lever 2 through the cleaning when taking place to rotate, drive the cleaning and scrape 10 and carry out round trip movement about along the surface of stock 9.

Wherein, the cleanness is scraped 10 and is cup jointed with 2 screw threads of dead lever, the clean inboard swing joint who scrapes 10 and first filter screen 8, because the design of scraping 10, scrape the cooperation between 10 and stock 9 through the cleanness, make the cleanness scrape 10 and can follow the surface of stock 9 and remove about, thereby can scrape the impurity of first filter screen 8 inner wall through the clean cooperation of scraping between 10 and the first filter screen 8, prevent to receive centrifugal force's influence impurity and glue the internal surface of gluing at first filter screen 8 for a long time and cause the jam to first filter screen 8.

Wherein, the outside of collar 7 is equipped with the installation piece, and the installation piece passes through the bolt and fixes collar 7 and casing 1, because the design of collar 7 for can utilize the instrument to remove collar 7 and casing 1 fixedly, thereby can dismantle first filter screen 8 and clear up its inside impurity.

Wherein, a plurality of round hole has all been seted up to the top of first pipe 12 and the bottom of second pipe 13, be equipped with the baffle between first pipe 12 and the second pipe 13, because the round hole of the bottom of second pipe 13, make the flue gas will get into the inside of second pipe 13 and flow to the inboard of hollow block 11, make the flue gas after hollow block 11 cools down the purification will get into the inside of first pipe 12 and discharge through the round hole at its top, simultaneously through the design of baffle, can prevent that the flue gas from discharging in the gap of first pipe 12 and second pipe 13.

Wherein, the bottom of drain pipe 15 passes casing 1 and with the fixed intercommunication of water tank 16, connecting pipe 19 and the fixed intercommunication of catch basin 14 for because the design of drain pipe 15, make can discharge the inside moisture of hollow block 11, make moisture will get into the inside of water tank 16, will input rivers to the inside of catch basin 14 through connecting pipe 19 simultaneously.

Wherein, a plurality of hole for water spraying has been seted up to the bottom of catch basin 14, and circulating pump 17's the mouth that draws water is fixed with water tank 16 and is linked together, because circulating pump 17's design, will follow the inside extraction rivers of water tank 16 for rivers will pass through raceway 18 and connecting pipe 19 in proper order and get into the inside of catch basin 14, thereby can spray the effect of cooling and purifying to the flue gas through the hole for water spraying of catch basin 14 bottom.

The working principle and the using process are as follows:

firstly, due to the operation of the driving motor 5, the second gear 6 can be rotated, so that the wind wheel 3 can be driven to rotate by the matching of the second gear 6 and the first gear 4, at the moment, the wind wheel 3 can drive the cleaning scraper 10 to rotate along the outer surface of the fixed rod 2 through the long rod 9, and meanwhile, due to the two sections of staggered threads on the outer surface of the fixed rod 2, the cleaning scraper 10 can be driven to move back and forth left and right along the outer surface of the long rod 9 through the matching between the cleaning scraper 10 and the first filter screen 8, so that impurities on the inner wall of the first filter screen 8 can be scraped through the matching between the cleaning scraper 10 and the first filter screen 8, and the impurities influenced by centrifugal force are prevented from being stuck on the inner surface of the first filter screen 8 for a long time to block the first filter screen 8;

afterwards, the first filter screen 8 is positioned on the outer side of the wind wheel 3, so that the first filter screen 8 wraps the smoke when the wind wheel 3 conveys the smoke, impurities in the smoke can be filtered, the impurities in the smoke can be prevented from being in contact with or adhered to the inside of the shell 1, meanwhile, the mounting ring 7 and the shell 1 can be fixedly removed by using a tool, the first filter screen 8 can be detached, and the impurities in the first filter screen can be cleaned, so that the cleaning operation of an operator is facilitated;

simultaneously, because the round hole of the bottom of second pipe 13, make the flue gas will get into the inside of second pipe 13 and flow to the inboard of hollow block 11, because circulating pump 17's operation this moment, will follow the inside extraction rivers of water tank 16, make rivers will pass through the inside that raceway 18 and connecting pipe 19 got into catch basin 14 in proper order, thereby can spray the effect of cooling and purifying to the flue gas through the water spray hole of catch basin 14 bottom, make after hollow block 11 cools down and purifies, the flue gas will get into the inside of first pipe 12 and discharge through the round hole at its top.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a centrifugal smoke exhaust fan with purify filtering capability, includes casing (1), its characterized in that: the utility model discloses a wind turbine generator, including casing (1), the outside fixed mounting of casing (1) has mount (21), and the back fixed mounting of mount (21) has dead lever (2), wind wheel (3) have been cup jointed in the surface activity of dead lever (2), the back fixed mounting of wind wheel (3) has first gear (4), the left side fixed mounting of casing (1) has driving motor (5), the other end fixed mounting of driving motor (5) output shaft has second gear (6), the right side fixed mounting of casing (1) has collar (7), the inboard fixed mounting of collar (7) has first filter screen (8), the equal fixed mounting in both sides of wind wheel (3) has stock (9), the surface activity of stock (9) has cup jointed clean (10) of scraping.

2. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 1, wherein: the utility model discloses a water storage tank, including casing (1), inner chamber, water storage tank, water delivery pipe (18), the fixed intercommunication in the bottom of water delivery pipe (15) has water tank (16), the back fixed mounting of casing (1) has circulating pump (17), the fixed intercommunication in outlet of circulating pump (17) has raceway (18), the fixed intercommunication in top of raceway (18) has connecting pipe (19), the inside fixed mounting of water tank (16) has second filter screen (20).

3. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 1, wherein: the first gear (4) is meshed with the second gear (6), and the wind wheel (3) is movably sleeved with the shell (1).

4. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 1, wherein: the outer surface of the fixing rod (2) is provided with two sections of threads, and the two sections of threads are opposite in direction and are arranged in a staggered mode.

5. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 1, wherein: the cleaning scraper (10) is in threaded sleeve joint with the fixing rod (2), and the cleaning scraper (10) is movably connected with the inner side of the first filter screen (8).

6. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 1, wherein: the outer side of the mounting ring (7) is provided with a mounting piece, and the mounting piece is matched with a bolt to fix the mounting ring (7) and the shell (1).

7. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 2, wherein: a plurality of round holes have all been seted up to the top of first pipe (12) and the bottom of second pipe (13), be equipped with the baffle between first pipe (12) and second pipe (13).

8. A centrifugal type smoke exhaust fan with purifying and filtering functions as claimed in claim 2, wherein: the bottom end of the drain pipe (15) penetrates through the shell (1) and is fixedly communicated with the water tank (16), and the connecting pipe (19) is fixedly communicated with the water storage tank (14).

9. A centrifugal smoke exhaust fan with purifying and filtering functions as claimed in claim 2, wherein: the bottom of the water storage tank (14) is provided with a plurality of water spray holes, and a water pumping port of the circulating pump (17) is fixedly communicated with the water tank (16).