CN112377429A

CN112377429A - Kitchen air conditioner centrifugal fan convenient to installation

Info

Publication number: CN112377429A
Application number: CN202011257460.4A
Authority: CN
Inventors: 张茜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-02-19

Abstract

The invention relates to the technical field of centrifugal fans, in particular to a kitchen air conditioner centrifugal fan convenient to install, which comprises a device main body, an installation mechanism, a locking mechanism, a fan mechanism, an air outlet mechanism, a filtering mechanism and a cleaning mechanism, wherein the device main body is provided with a fan inlet and a fan outlet; when the locking mechanism is used, the locking mechanism is arranged in the mounting mechanism, and the device main body is more conveniently and fixedly mounted through the corresponding screw transmission and the spring clamping block component, so that the use of other tool parts is avoided; the filtering mechanism is arranged inside the air outlet mechanism, and oil stains in the discharged gas are conveniently filtered and adsorbed and removed through the corresponding filter screen assembly and the corresponding brush block assembly, so that the pollution to the air environment is avoided; the cleaning mechanism is arranged in the device main body, and the corresponding collecting box assembly and the cleaning scraping rod are used, so that partial oil stains attached to the inner wall of the device main body can be conveniently removed when the cleaning mechanism is used, and the normal use of the whole device can be ensured.

Description

Kitchen air conditioner centrifugal fan convenient to installation

Technical Field

The invention relates to the technical field of centrifugal fans, in particular to a kitchen air conditioner centrifugal fan convenient to install.

Background

A centrifugal fan is a driven fluid machine which can increase the pressure of gas and discharge the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal 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.

However, the driven centrifugal fan needs fasteners such as bolts and nuts when being fixedly installed, so that the installation is inconvenient; in addition, for the centrifugal fan used in the kitchen, as the kitchen is often filled with oil smoke, after long-time use, some oil stains are inevitably attached to the interior of the device, and more stains are accumulated, so that the fan main body is possibly influenced; meanwhile, when a fan in a kitchen works, blown air flow can contain more oil stains, so that the environment is polluted.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a kitchen air conditioner centrifugal fan convenient to install.

The technical scheme adopted by the invention for solving the technical problems is as follows: a kitchen air conditioner centrifugal fan convenient to install comprises a device main body, an installation mechanism, a locking mechanism, a fan mechanism, an air outlet mechanism, a filtering mechanism and a cleaning mechanism, one side of the device main body for fixedly arranging other mechanisms is provided with the installation mechanism for fixedly installing the device main body, the locking mechanism used for further fixing and installing the device main body is arranged in the installing mechanism, the fan mechanism for conveying the airflow is arranged in the device main body, the air outlet mechanism for outputting the airflow is arranged at one end of the device main body, the inside of the air outlet mechanism is provided with the filtering mechanism which is used for filtering and adsorbing the discharged smoke dust, the device main part is internally provided with a cleaning mechanism which is used for cleaning the inner wall of the device main part, wherein the cleaning mechanism is positioned on the fan mechanism and the bottom of the fan mechanism.

Specifically, installation mechanism includes a piece, mounting panel and fixture block, one side of device main part is fixed with a piece, the other end of a piece is through a plurality of the fixture block in the mounting panel, just the radial cross-section of fixture block is isosceles trapezoid shape.

Specifically, the locking mechanism comprises a knob, a supporting rod, a first gear, a second gear, a screw rod, a pushing rod, a clamping rod and a first spring, the two opposite sides of the support block are respectively provided with the knob, one end of the knob is connected with the support rod, the other end of the supporting rod extends into the supporting block and is connected with the first gear, one side of the first gear is engaged with the second gear, the middle part of the second gear is fixed with the screw rod which is connected with the inside of the abutting rod in a threaded manner, the supporting rods are clamped inside the supporting blocks, two sides of the bottom inside of the supporting blocks are respectively clamped with one clamping rod, one ends of the two clamping rods, which are opposite to each other, are respectively positioned at the bottoms of the two supporting rods, and the clamping rod is wound with the first spring, one end of the first spring is fixed on the clamping rod, and the other end of the first spring is fixed on the inner wall of the supporting block.

Specifically, fan mechanism includes air inlet cover, motor and impeller, one side of device main part is fixed with the air inlet cover, just the device main part deviates from one side of air inlet cover is installed the motor, the one end of motor extends to inside and installing of device main part the impeller.

Specifically, air-out mechanism is including going out the wind frame, settling piece, briquetting and second spring, the one end block of device main part has the wind frame, it is close to go out the wind frame device main part one end both sides that carry on the back mutually are fixed with one respectively settle the piece, settle the piece block joint in inside the lateral wall of device main part, just it has to settle the block go up the block the briquetting, the briquetting is located it is fixed with two on the inside lateral wall of piece to settle the second spring, the other end of second spring is fixed in settle the inner wall of piece.

Specifically, filtering mechanism includes filter screen, brush piece, grab handle and pull rod, be fixed with on the inner wall of air-out frame the filter screen, just pass through on the inner wall of air-out frame the pull rod block has the brush piece, the one end of brush piece contradict in the filter screen, just the other end of brush piece is fixed with the grab handle.

Specifically, clean mechanism is including collecting box, fixed block, third spring, clean piece and scraping the pole, device main part inside is located the bottom of impeller is fixed with collect the box, the inside of collecting the box is fixed with be fixed with the fixed block, the top inside that the fixed block is close to is fixed with the third spring, the top of third spring is fixed with clean piece, clean piece block fit in the inside of fixed block, the motor tip is located one side of impeller is fixed with scrape the pole, scrape the other end of pole contradict in device main part.

The invention has the beneficial effects that:

(1) when the kitchen air conditioner centrifugal fan convenient to install is used, the locking mechanism is arranged in the installation mechanism, and the device main body is more conveniently and fixedly installed through corresponding screw transmission and the spring clamping block assembly, so that the use of other tool parts is avoided; namely: during actual operation, the user can rotate the knob manually, then the knob rotates and drives branch and rotate, branch rotates and drives first gear, first gear rotates and drives the second gear, the second gear rotates and drives the screw rod, the screw rod rotates and makes and supports the pole and produce the pivoted trend, nevertheless because support the pole by spacing, then support the pole and can only be in the inside continuous removal of a piece, then support the pole and will extrude the conflict to the tip of kelly, then the kelly will block and advance the inside locating hole groove of mounting panel, first spring is compressed thereupon, thereby when carrying out fixed mounting to the device main part, need not to reuse other instruments, make whole installation, and is more convenient.

(2) When the kitchen air conditioner centrifugal fan convenient to install is used, the filtering mechanism is arranged inside the air outlet mechanism, and oil stains in the discharged gas are conveniently filtered and adsorbed through the corresponding filtering net assembly and the corresponding brush block assembly, and are conveniently removed, so that the air environment is prevented from being polluted; namely: after the air current is inside through the device main part, can finally discharge through the air-out frame, in this process, when the air current passes through the filter screen, can play the filterable effect of one deck by the filter screen, thereby the greasy dirt among the convenient exhaust gas filters and adsorbs, further, after a period, the user can manually stimulate the grab handle, make the grab handle drive the brush yoke at the inside removal of air-out frame, along with the continuous round trip movement of air-out frame, can strike off the greasy dirt that is stained with on the filter screen and attaches, thereby further improvement the removal ability of filter screen to the greasy dirt, make and avoid causing the pollution to the air circumstance.

(3) When the kitchen air conditioner centrifugal fan convenient to install is used, the cleaning mechanism is arranged inside the device main body, and partial oil stains adhered to the inner wall of the device main body can be conveniently removed through the corresponding collecting box assembly and the cleaning scraping rod when the kitchen air conditioner centrifugal fan is used, so that the normal use of the whole device can be ensured; namely: in motor pivoted, can drive and scrape the pole and rotate simultaneously, along with scraping the rotation of pole, will strike off the partial greasy dirt that is stained with on the device main part inner wall and attach, when scraping the pole and contradicting to the position of cleaning block, will extrude the conflict to cleaning block, and then make and scrape the pole tip and be stained with on the greasy dirt that attaches is rubbed to cleaning block, again along with the continuous trickling of cleaning block gets off, get into the inside of collecting the box, thereby the convenience can be clear away the partial greasy dirt that attaches on the device main part inner wall when using, make the normal use that can guarantee whole device.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of the overall structure of a preferred embodiment of the kitchen air conditioner centrifugal fan convenient to install according to the present invention;

fig. 2 is a schematic view of a connection structure of the device body, the mounting mechanism, the locking mechanism, the fan mechanism and the air outlet mechanism shown in fig. 1;

fig. 3 is a schematic view of a connection structure of the device body, the fan mechanism and the air outlet mechanism shown in fig. 1;

FIG. 4 is an enlarged view of the part A shown in FIG. 2;

FIG. 5 is an enlarged view of the structure of the portion B shown in FIG. 2;

fig. 6 is an enlarged schematic view of the structure of the portion C shown in fig. 2.

In the figure: 1. the device comprises a device main body, 2, an installation mechanism, 21, a support block, 22, an installation plate, 23, a clamping block, 3, a locking mechanism, 31, a knob, 32, a support rod, 33, a first gear, 34, a second gear, 35, a screw rod, 36, a support rod, 37, a clamping rod, 38, a first spring, 4, a fan mechanism, 41, an air inlet cover, 42, a motor, 43, an impeller, 5, an air outlet mechanism, 51, an air outlet frame, 52, a placement block, 53, a pressing block, 54, a second spring, 6, a filtering mechanism, 61, a filter screen, 62, a brush block, 63, a holding handle, 64, a pull rod, 7, a cleaning mechanism, 71, a collection box, 72, a fixing block, 73, a third spring, 74, a cleaning block, 75 and a scraping rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the kitchen air conditioner centrifugal fan convenient to install according to the present invention includes a device main body 1, an installation mechanism 2, a locking mechanism 3, a fan mechanism 4, an air outlet mechanism 5, a filtering mechanism 6 and a cleaning mechanism 7, wherein one side of the device main body 1 for fixedly installing other mechanisms is provided with the installation mechanism 2 for fixedly installing the device main body 1, the inside of the installation mechanism 2 is provided with the locking mechanism 3 for further fixedly installing the device main body 1, the inside of the device main body 1 is provided with the fan mechanism 4 for conveying air flow, one end of the device main body 1 is provided with the air outlet mechanism 5 for outputting air flow, the inside of the air outlet mechanism 5 is provided with the filtering mechanism 6 for filtering and adsorbing exhausted smoke dust, the device main body 1 is internally provided with a cleaning mechanism 7 which is used for cleaning the inner wall of the device main body 1 and is positioned on the fan mechanism 4 and arranged at the bottom of the fan mechanism 4.

Specifically, the mounting mechanism 2 includes a support block 21, a mounting plate 22 and a fixture block 23, the support block 21 is fixed on one side of the device main body 1, the other end of the support block 21 is clamped on the mounting plate 22 through a plurality of fixture blocks 23, and the radial cross section of the fixture block 23 is in an isosceles trapezoid shape; during the use, the user can with device main part 1 through prop up piece 21 block in the inside of mounting panel 22 accomplishes to device main part 1 is preliminary settled, and is further, fixture block 23 block in the inside of mounting panel 22 has made things convenient for more fixedly settling device main part 1.

Specifically, the locking mechanism 3 includes a knob 31, a supporting rod 32, a first gear 33, a second gear 34, a screw 35, a supporting rod 36, a clamping rod 37 and a first spring 38, wherein two opposite sides of the supporting block 21 are respectively provided with one of the knob 31, one end of the knob 31 is connected with the supporting rod 32, the other end of the supporting rod 32 extends into the supporting block 21 and is connected with the first gear 33, one side of the first gear 33 is engaged with the second gear 34, the middle part of the second gear 34 is fixed with the screw 35, the screw 35 is connected with the inside of the supporting rod 36 in a threaded manner, the supporting rod 36 is clamped inside the supporting block 21, two sides of the inside of the bottom end of the supporting block 21 are respectively clamped with one of the clamping rods 37, the opposite ends of the two clamping rods 37 are respectively located at the bottoms of the two supporting rods 36, and the first spring 38 is wound on the clamping rod 37, one end of the first spring 38 is fixed on the clamping rod 37, and the other end of the first spring 38 is fixed on the inner wall of the support block 21; when the locking mechanism 3 is used, the locking mechanism is arranged in the installation mechanism 2, and the device main body 1 is more conveniently and fixedly installed through corresponding screw transmission and spring clamping block components, so that the use of other tool parts is avoided; namely: in actual operation, a user can manually rotate the knob 31, the knob 31 rotates to drive the supporting rod 32 to rotate, the supporting rod 32 rotates to drive the first gear 33, the first gear 33 rotates to drive the second gear 34, the second gear 34 rotates to drive the screw rod 35, the screw rod 35 rotates to enable the supporting rod 36 to generate a rotating trend, however, the supporting rod 36 is limited, the supporting rod 36 can only move continuously inside the supporting block 21, the supporting rod 36 can extrude and abut against the end portion of the clamping rod 37, the clamping rod 37 can be clamped into the positioning hole groove inside the mounting plate 22, the first spring 38 is compressed accordingly, and therefore when the device main body 1 is fixedly mounted, other tools do not need to be used, and the whole mounting process is more convenient.

Specifically, the fan mechanism 4 includes an air inlet cover 41, a motor 42 and an impeller 43, the air inlet cover 41 is fixed on one side of the device main body 1, the motor 42 is installed on one side of the device main body 1 away from the air inlet cover 41, and one end of the motor 42 extends into the device main body 1 and is installed with the impeller 43; when the air inlet cover is used, a user can switch on the motor 42, the motor 42 rotates to drive the impeller 43 to rotate, and a large amount of air flow is finally sucked through the air inlet cover 41 along with the continuous rotation of the impeller 43.

Specifically, the air outlet mechanism 5 includes an air outlet frame 51, a mounting block 52, a pressing block 53 and second springs 54, the air outlet frame 51 is clamped at one end of the device body 1, the two opposite sides of the air outlet frame 51 near one end of the device body 1 are respectively fixed with one mounting block 52, the mounting block 52 is clamped inside the side wall of the device body 1, the pressing block 53 is clamped on the mounting block 52, the two second springs 54 are fixed on the side wall of the pressing block 53 inside the mounting block 52, and the other ends of the second springs 54 are fixed on the inner wall of the mounting block 52; in actual operation, a user can manually press the pressing blocks 53 on the two placement blocks 52, the pressing blocks 53 are pressed to press the second springs 54, the second springs 54 are contracted, and then the entire pressing blocks 53 are retracted into the placement blocks 52, at this time, the air outlet frame 51 can be clamped into the device body 1 through the two placement blocks 52, then two hands are released, and one end of the pressing block 53 is embedded into an inner groove at the end part of the device body 1 under the action of the resilience force of the second springs 54, so that the air outlet frame 51 can be conveniently and fixedly mounted.

Specifically, the filtering mechanism 6 includes a filter screen 61, a brush block 62, a handle 63 and a pull rod 64, the filter screen 61 is fixed on the inner wall of the air outlet frame 51, the brush block 62 is clamped on the inner wall of the air outlet frame 51 through the pull rod 64, one end of the brush block 62 abuts against the filter screen 61, and the other end of the brush block 62 is fixed with the handle 63; when the air conditioner is used, the filtering mechanism 6 is arranged inside the air outlet mechanism 5, and oil stains in the discharged gas are conveniently filtered and adsorbed and removed through the corresponding filter screen assembly and the corresponding brush block assembly, so that the pollution to the air environment is avoided; namely: when the air current process 1 inside back of device main part can finally pass through it discharges to go out wind frame 51, at this in-process, as the air current process during filter screen 61, can by filter screen 61 plays the filterable effect of one deck to convenient greasy dirt among the exhaust gas filters the absorption, and is further, after a period, the user can be manual right grab handle 63 stimulates, makes grab handle 63 drives and drives brush piece 62 and is in it moves to go out wind frame 51 is inside, along with go out the continuous round trip movement of wind frame 51, can be right the greasy dirt that is stained with on the filter screen 61 attaches strikes off, thereby further improvement the ability of getting rid of the greasy dirt of filter screen 61 for can avoid causing the pollution to the air circumstance.

Specifically, the cleaning mechanism 7 includes a collecting box 71, a fixing block 72, a third spring 73, a cleaning block 74 and a scraping rod 75, the collecting box 71 is fixed inside the device main body 1 at the bottom of the impeller 43, the fixing block 72 is fixed inside the collecting box 71, the third spring 73 is fixed inside the top end of the fixing block 72 close to the fixing block, the cleaning block 74 is fixed at the top of the third spring 73, the cleaning block 74 is clamped inside the fixing block 72, the scraping rod 75 is fixed at one side of the end of the motor 42 at the impeller 43, and the other end of the scraping rod 75 abuts against the device main body 1; when the cleaning device is used, the cleaning mechanism 7 is arranged inside the device main body 1, and partial oil stains adhered to the inner wall of the device main body 1 can be conveniently removed through the corresponding collecting box assembly and the cleaning scraping rod, so that the normal use of the whole device can be ensured; namely: the motor 42 can drive the scraping rod 75 to rotate simultaneously when rotating, and along with the rotation of the scraping rod 75, partial oil stains attached to the inner wall of the device main body 1 can be scraped, and when the scraping rod 75 abuts against the part of the cleaning block 74, the cleaning block 74 can be extruded and abutted, so that the oil stains attached to the end part of the scraping rod 75 can be rubbed onto the cleaning block 74, and then the oil stains continuously flow down along with the cleaning block 74 and enter the collecting box 71, so that the partial oil stains attached to the inner wall of the device main body 1 can be conveniently removed when the device is used, and the normal use of the whole device can be ensured.

When the device is used, firstly, a user can clamp the device main body 1 in the mounting plate 22 through the support block 21 to finish the primary arrangement of the device main body 1, and further, the clamp block 23 is clamped in the mounting plate 22, so that the device main body 1 is more conveniently fixed and arranged; then, a user can manually rotate the knob 31, the knob 31 rotates to drive the supporting rod 32 to rotate, the supporting rod 32 rotates to drive the first gear 33, the first gear 33 rotates to drive the second gear 34, the second gear 34 rotates to drive the screw rod 35, the screw rod 35 rotates to enable the supporting rod 36 to generate a rotating trend, however, the supporting rod 36 is limited, the supporting rod 36 can only continuously move in the supporting block 21, the supporting rod 36 can extrude and abut against the end portion of the clamping rod 37, the clamping rod 37 can be clamped into the positioning hole groove in the mounting plate 22, and the first spring 38 is compressed along with the supporting rod, so that when the device main body 1 is fixedly mounted, other tools do not need to be used, and the whole mounting process is more convenient; then, a user can manually press the pressing blocks 53 on the two placing blocks 52, the pressing blocks 53 are pressed to press the second springs 54, the second springs 54 are contracted, and then the whole pressing blocks 53 are contracted to enter the inside of the placing blocks 52, at this time, the air outlet frame 51 can be clamped into the inside of the device main body 1 through the two placing blocks 52, then two hands are loosened, one end of the pressing block 53 is embedded into an inner groove at the end part of the device main body 1 under the action of the resilience force of the second springs 54, and therefore the air outlet frame 51 is conveniently and fixedly mounted; in actual operation, a user can switch on the motor 42, and the motor 42 rotates to drive the impeller 43 to rotate, and finally a large amount of air flow is sucked through the air inlet cover 41 along with the continuous rotation of the impeller 43; after the air flow passes through the interior of the device main body 1, the air flow is finally discharged through the air outlet frame 51, in the process, when the air flow passes through the filter screen 61, the air flow can be filtered by the filter screen 61 to play a role in filtering, so that oil stains in the discharged air can be conveniently filtered and adsorbed, further, after a period of time, a user can manually pull the grab handle 63, the grab handle 63 drives the brush block 62 to move in the air outlet frame 51, the oil stains adhered to the filter screen 61 can be scraped along with the continuous back and forth movement of the air outlet frame 51, and therefore the oil stain removing capability of the filter screen 61 on the oil stains is further improved, and the air environment is prevented from being polluted; in addition, when motor 42 rotated, can drive and scrape pole 75 and rotate simultaneously, along with scraping the rotation of pole 75, will strike off the partial greasy dirt that is stained with on the device main part 1 inner wall, when scraping pole 75 and contradicting to the position of cleaning block 74, will extrude conflict cleaning block 74, and then make and scrape the greasy dirt that the pole 75 tip is stained with and rubbed to cleaning block 74 on, again along with the continuous trickle of cleaning block 74 gets off, get into the inside of collecting box 71, thereby conveniently can clear away the partial greasy dirt that is stained with on the device main part 1 inner wall when using, make the normal use that can guarantee whole device.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The kitchen air conditioner centrifugal fan convenient to install is characterized by comprising a device main body (1), an installing mechanism (2), a locking mechanism (3), a fan mechanism (4), an air outlet mechanism (5), a filtering mechanism (6) and a cleaning mechanism (7), wherein one side of the device main body (1) for fixedly arranging other mechanisms is provided with the installing mechanism (2) for fixedly installing the device main body (1), the locking mechanism (3) for further fixedly installing the device main body (1) is arranged in the installing mechanism (2), the fan mechanism (4) for conveying airflow is arranged in the device main body (1), one end of the device main body (1) is provided with the air outlet mechanism (5) for outputting airflow, the device is characterized in that the air outlet mechanism (5) is internally provided with a filtering mechanism (6) which is used for filtering and adsorbing exhausted smoke dust, the device body (1) is internally positioned on the fan mechanism (4) and the bottom of the fan mechanism (4) is provided with a cleaning mechanism (7) which is used for cleaning the inner wall of the device body (1).

2. The kitchen air conditioner centrifugal fan convenient to install of claim 1, characterized in that: installation mechanism (2) are including a piece (21), mounting panel (22) and fixture block (23), one side of device main part (1) is fixed with a piece (21), the other end of a piece (21) is through a plurality of fixture block (23) block in mounting panel (22), just the radial cross-section of fixture block (23) is isosceles trapezoid shape.

3. The kitchen air conditioner centrifugal fan convenient to install of claim 2, characterized in that: the locking mechanism (3) comprises a knob (31), a support rod (32), a first gear (33), a second gear (34), a screw rod (35), a support rod (36), a clamping rod (37) and a first spring (38), wherein the two opposite sides of the support block (21) are respectively provided with one knob (31), one end of the knob (31) is connected with the support rod (32), the other end of the support rod (32) extends into the support block (21) and is connected with the first gear (33), one side of the first gear (33) is meshed with the second gear (34), the screw rod (35) is fixed in the middle of the second gear (34), the screw rod (35) is in threaded connection with the inside of the support rod (36), the support rod (36) is clamped in the inside of the support block (21), two sides of the bottom inside of the support block (21) are respectively clamped with one clamping rod (37), the opposite ends of the two clamping rods (37) are respectively positioned at the bottoms of the two abutting rods (36), the first spring (38) is wound on the clamping rods (37), one end of the first spring (38) is fixed on the clamping rods (37), and the other end of the first spring (38) is fixed on the inner wall of the supporting block (21).

4. The kitchen air conditioner centrifugal fan convenient to install of claim 1, characterized in that: fan mechanism (4) are including air inlet cover (41), motor (42) and impeller (43), one side of device main part (1) is fixed with air inlet cover (41), just device main part (1) deviates from install one side of air inlet cover (41) motor (42), the one end of motor (42) extends to device main part (1) is inside and install impeller (43).

5. The kitchen air conditioner centrifugal fan convenient to install of claim 1, characterized in that: air-out mechanism (5) are including air-out frame (51), arrangement piece (52), briquetting (53) and second spring (54), the one end block of device main part (1) has air-out frame (51), air-out frame (51) are close to the both sides that device main part (1) one end was carried on the back mutually are fixed with one respectively settle piece (52), settle piece (52) block in inside the lateral wall of device main part (1), just it has to settle block (52) upward block briquetting (53), briquetting (53) are located be fixed with two on settling the inside lateral wall of piece (52) second spring (54), the other end of second spring (54) is fixed in settle the inner wall of piece (52).

6. The kitchen air conditioner centrifugal fan convenient to install of claim 5, characterized in that: filtering mechanism (6) are including filter screen (61), brush piece (62), grab handle (63) and pull rod (64), be fixed with on the inner wall of air-out frame (51) filter screen (61), just pass through on the inner wall of air-out frame (51) pull rod (64) block has brush piece (62), the one end of brush piece (62) contradict in filter screen (61), just the other end of brush piece (62) is fixed with grab handle (63).

7. The kitchen air conditioner centrifugal fan convenient to install of claim 4, characterized in that: clean mechanism (7) are including collecting box (71), fixed block (72), third spring (73), clean piece (74) and scrape pole (75), device main part (1) is inside to be located the bottom of impeller (43) is fixed with collect box (71), the inside of collecting box (71) is fixed with be fixed with fixed block (72), the top inside that fixed block (72) are close to is fixed with third spring (73), the top of third spring (73) is fixed with clean piece (74), clean piece (74) block in the inside of fixed block (72), motor (42) tip is located one side of impeller (43) is fixed with scrape pole (75), the other end of scraping pole (75) contradicts in device main part (1).