CN112112840A

CN112112840A - Furniture factory fan filters protective component

Info

Publication number: CN112112840A
Application number: CN202010952040.1A
Authority: CN
Inventors: 金飞
Original assignee: Taizhou Wolenong Pump Co ltd
Current assignee: Nantong Dart Pollrich Fan Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2020-12-22
Anticipated expiration: 2040-09-11
Also published as: CN112112840B

Abstract

The invention relates to the technical field of fan filtering protection, in particular to a furniture factory fan filtering protection component which comprises a fan body, a conveying mechanism, a filtering mechanism, a control mechanism, a protection mechanism, a limiting mechanism and a closing mechanism, wherein the conveying mechanism is arranged on the fan body; through being connected of conveying mechanism and fan body, thereby be favorable to making the dust carry the processing, be favorable to controlling the flow that the dust was carried under control mechanism's effect simultaneously, energy-conserving efficiency has been improved, be favorable to the inside dust of fan body to filter under filter mechanism's effect, make the inside great debris of dust carry out the separation, the effect of preventing blockking up has been played, conveniently clear up and spacing filter mechanism under stop gear's effect simultaneously, prevent that the landing from rocking, be favorable to preventing the dust refluence of exhaust under protection mechanism's effect, and make remaining dust collect, be favorable to preventing the inside debris discharge of filter mechanism simultaneously under closing mechanism's effect.

Description

Furniture factory fan filters protective component

Technical Field

The invention relates to the technical field of fan filtering protection, in particular to a furniture factory fan filtering protection component.

Background

The fan is a driven fluid machine, which is a short name for the habit of gas compression and gas delivery machines, and generally comprises a ventilator, a blower and a wind driven generator, 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 of air conditioning equipment and household electrical equipment, drying and selective feeding of grains, air inflation and propulsion of wind sources and cushion ships, and the like.

Carry out furniture production manufacturing process in the furniture factory, need tailor the processing to wooden board, need discharge the dust through the fan at the in-process of tailorring, however, traditional fan functional structure singleness, inconvenient carry out the separation to inspiratory bold panel and debris to cause outside pipe blockage easily, and the outside can cause the dust backward flow to cause the inside jam of fan and pollution when having the strong wind.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a fan filtering and protecting component for a furniture factory.

The technical scheme adopted by the invention for solving the technical problems is as follows: a furniture factory fan filtering protection assembly comprises a fan body, a conveying mechanism, a filtering mechanism, a control mechanism, a protection mechanism, a limiting mechanism and a closing mechanism, wherein the conveying mechanism for conveying dust is installed outside the fan body for adsorbing the dust; the filtering mechanism for filtering the conveyed dust is arranged on the inner side of the bottom of the fan body; one end of the filtering mechanism is provided with the limiting mechanism for limiting and protecting the filtering mechanism; the control mechanism for controlling the dust conveying amount is arranged on the inner side of one end of the conveying mechanism; the other end of the conveying mechanism is provided with the protection mechanism for preventing the dust conveyed out from flowing back; one side internally mounted of fan body has and is used for conveniently right the dust of protection machanism separation is carried and is collected closing mechanism.

Specifically, the conveying mechanism comprises a motor, a supporting plate, a base, a discharging pipe, a feeding pipe and a turbine, the base is respectively installed at four corners of the bottom of the fan body, the turbine is rotatably installed in the fan body, and the supporting plate is installed at the bottom of one side of the fan body; the motor is connected with the top of the supporting plate, and one end of the motor extends into the fan body and is connected with the center of one side of the turbine; the discharging pipe install in the one end top side of fan body, the inlet pipe install in the opposite side center department of fan body, just the inlet pipe with the discharging pipe respectively with the inside intercommunication of fan body.

Specifically, the control mechanism comprises a connecting rod, a connecting block, a fixing block, a screw rod, a rotating shaft, a plurality of stop blocks and a connecting shaft, wherein the stop blocks are respectively and rotatably connected with the inside of the feeding pipe through the rotating shaft, and the stop blocks are abutted with each other end to end; one end of each of the rotating shafts extends to the outer side of the feeding pipe, and the side wall of one end of each of the connecting blocks is connected with one end of each of the rotating shafts; the top and the bottom of the outer side of the feeding pipe are respectively provided with the fixed blocks, and the bottom of the connecting rod is connected with the inner side of one fixed block in a sliding manner; a plurality of connecting shafts which are distributed at equal intervals are arranged on one side of the connecting rod, and the connecting shafts are respectively connected with the inner sides of the other ends of the connecting blocks in a sliding manner; the bottom of the screw rod is in threaded connection with the inner side of the other fixed block, and the bottom of the screw rod penetrates through the fixed block and is rotatably connected with the inner side of the top of the connecting rod.

Specifically, the filtering mechanism comprises a collecting box, a vertical plate, a leather pad, a filtering net and a rubber pad, the collecting box is connected with the inner side of the bottom of the fan body in a sliding mode, and one end of the collecting box extends to the outside of the side wall of the other end of the fan body; the bottom side in the collection box is provided with a plurality of the vertical plates which are distributed at equal intervals, and the center of the top side of the collection box is provided with the filter screen; the rubber pad is arranged on the inner side of one end of the fan body, and the other end of the collecting box is abutted against the rubber pad; the top side of the bottom of the fan body is provided with the leather pad, and the top side of one end of the collecting box is connected with the bottom side of the leather pad in a sliding mode.

Specifically, the limiting mechanism comprises a handle, a clamping pin, a clamping groove and a return spring, the clamping pin is slidably mounted in the side wall of one end of the collecting box, and one end of the handle penetrates through the collecting box and is connected with the top side of the clamping pin; the reset spring is installed on the top side of the handle, and the handle is connected with one side of the collection box in a sliding mode through the clamping pin; the bottom inboard of fan body is equipped with the draw-in groove, the bottom of bayonet lock is the triangle-shaped structure, the bottom of bayonet lock run through in collect the box with the inside conflict of draw-in groove.

Specifically, the protection mechanism comprises a telescopic spring, a rotating plate and a feeding groove, the feeding groove is formed in the side wall of one end of the fan body, and the collecting box is communicated with the interior of the discharging pipe through the feeding groove; the top of the rotating plate is rotatably connected with the inner side of one end of the fan body, and the bottom of the rotating plate is abutted against the bottom side of the interior of the fan body; the top center of one side of the rotating plate is provided with the telescopic spring, and the top of the telescopic spring is connected with the inner part of the side wall of the fan body.

Specifically, the closing mechanism comprises a baffle plate, a sealing gasket, a pressing block and a compression spring, the top of the baffle plate is rotatably connected with the inside of the side wall of the fan body, and the bottom of the baffle plate extends to the inner side of the bottom of the feeding groove; the sealing gasket is arranged on the inner side wall of the feeding groove, and the baffle is of an L-shaped structure; the inboard slidable mounting in bottom of fan body has the briquetting, the bottom of briquetting run through in fan body with the top side of collecting the box is contradicted, install at the top of briquetting compression spring.

The invention has the beneficial effects that:

(1) according to the furniture factory fan filtering and protecting assembly, the conveying mechanism is connected with the fan body, so that dust can be conveyed and treated, meanwhile, the flow of dust conveying can be controlled under the action of the control mechanism, and the energy-saving efficiency is improved; namely: make fan body more stable through the installation of base, communicate inlet pipe and discharging pipe and external pipeline, after switch-on external power supply, rotation through the motor, make the turbine rotate at fan body is inside, thereby it carries the dust to discharge from the inlet pipe to the discharging pipe to form the air current, be favorable to making the dust when furniture factory internal plant cuts carry out the discharge processing, make the inside pollution that has reduced of furniture factory, when the inlet pipe is carrying the dust, through rotating the lead screw, thereby make the lead screw slide from top to bottom under the effect of fixed block drive connecting rod, thereby rotate through a plurality of pivots of connecting block drive, be favorable to rotating a plurality of dogs of the inside of inlet pipe, thereby control the angle of opening and shutting between the dog, make the inside delivery volume and the speed of inlet pipe change, be favorable to the quick carry out nimble control to the dust.

(2) According to the furniture factory fan filtering protection assembly, under the action of the filtering mechanism, dust in the fan body is favorably filtered, larger sundries in the dust are separated, the anti-blocking effect is achieved, and meanwhile, the filtering mechanism is conveniently cleaned and limited under the action of the limiting mechanism, so that slipping and shaking are prevented; namely: when dust entering the interior of the fan body is conveyed, the dust can be thrown into the interior of the collecting box firstly and conveyed to the interior of the discharging pipe through the filter screen to be discharged, so that large sundries in the dust can be separated under the action of the filter screen, the blocking of the discharging pipe can be prevented, the sundries can be kept in the interior of the collecting box and can be conveniently treated subsequently, the sundries can be prevented from flowing back under the action of the vertical plate, the sealing effect can be achieved under the action of the leather pad and the rubber pad, the dust can be prevented from overflowing, when the sundries are treated, the clamping pin can be separated from the clamping groove under the action of the reset spring by pushing the handle upwards, so that the collecting box can be conveniently drawn out, the sundries in the collecting box can be cleaned, the collecting box can be inserted after the cleaning is finished, the clamping pin can be abutted against the interior of the clamping groove, and the subsequent collection work is convenient.

(3) According to the furniture factory fan filtering and protecting assembly, the discharged dust can be prevented from flowing backwards under the action of the protecting mechanism, the residual dust can be collected, and meanwhile, sundries in the filtering mechanism can be prevented from being discharged under the action of the closing mechanism; namely: when the dust is discharged from the discharge pipe, firstly the dust and the airflow can push the rotating plate to rotate under the action of the expansion spring, thereby discharging the dust, the bottom of the rotating plate is pressed against the inner side wall of the fan body, thereby preventing the rotating plate from reversely rotating, being beneficial to preventing the dust from flowing back into the fan body after the fan stops working, meanwhile, the residual sundries in the discharge pipe can enter the interior of the collecting box through the feed chute for storage, so that the pollution and blockage in the fan body are effectively prevented, when the fan body works, airflow can enter the interior of the collecting box and push the baffle to rotate, thereby leading the baffle plate to block the interior of the feed chute, leading sundries stored in the collecting box not to be counted out to cause pipeline blockage, when the fan body is out of work, the baffle rotates under the effect of gravity, so that the feeding chute is communicated with the interior of the collecting box, and residual sundries can be conveniently collected in a falling mode.

Drawings

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

FIG. 1 is a schematic structural diagram illustrating an overall structure of a preferred embodiment of a fan filter protection assembly for a furniture factory according to the present invention;

FIG. 2 is an enlarged view of the part A shown in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the conveying mechanism and the control mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the connection structure of the conveying mechanism and the filtering mechanism shown in FIG. 1;

FIG. 5 is an enlarged view of the structure of the portion B shown in FIG. 4;

fig. 6 is an enlarged view of the structure of the portion C shown in fig. 4.

In the figure: 1. the fan comprises a fan body, 2, a conveying mechanism, 21, a motor, 22, a supporting plate, 23, a base, 24, a discharging pipe, 25, a feeding pipe, 26, a turbine, 3, a filtering mechanism, 31, a collecting box, 32, a vertical plate, 33, a leather pad, 34, a filtering net, 35, a rubber pad, 4, a control mechanism, 41, a connecting rod, 42, a connecting block, 43, a fixed block, 44, a screw rod, 45, a rotating shaft, 46, a stop block, 47, a connecting shaft, 5, a protecting mechanism, 51, a telescopic spring, 52, a rotating plate, 53, a feeding groove, 6, a limiting mechanism, 61, a handle, 62, a clamping pin, 63, a clamping groove, 64, a reset spring, 7, a closing mechanism, 71, a baffle plate, 72, a sealing pad, 73, a pressing block, 74.

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 fan filtering and protecting assembly for furniture factories comprises a fan body 1, a conveying mechanism 2, a filtering mechanism 3, a control mechanism 4, a protecting mechanism 5, a limiting mechanism 6 and a closing mechanism 7, wherein the conveying mechanism 2 for conveying dust is installed outside the fan body 1 for adsorbing dust; the filtering mechanism 3 for filtering the conveyed dust is arranged on the inner side of the bottom of the fan body 1; one end of the filtering mechanism 3 is provided with the limiting mechanism 6 for limiting and protecting the filtering mechanism 3; the control mechanism 4 for controlling the dust conveying amount is arranged on the inner side of one end of the conveying mechanism 2; the other end of the conveying mechanism 2 is provided with the protection mechanism 5 for preventing the dust conveyed out from flowing back; one side internally mounted of fan body 1 has and is used for conveniently right the dust of 5 barriers of protection machanism carries the collection closing mechanism 7.

Specifically, the conveying mechanism 2 comprises a motor 21, a supporting plate 22, a base 23, a discharge pipe 24, a feed pipe 25 and a turbine 26, the base 23 is respectively installed at four corners of the bottom of the fan body 1, the turbine 26 is rotatably installed inside the fan body 1, and the supporting plate 22 is installed at the bottom of one side of the fan body 1; the motor 21 is connected with the top of the support plate 22, and one end of the motor 21 extends to the inside of the fan body 1 and is connected with the center of one side of the turbine 26; discharging pipe 24 install in fan body 1's one end top side, inlet pipe 25 install in fan body 1's opposite side center department, just inlet pipe 25 with discharging pipe 24 respectively with fan body 1 inside intercommunication, through base 23's installation makes fan body 1 stability more will inlet pipe 25 with discharging pipe 24 communicates with external pipeline, after putting through external power source, through motor 21's rotation makes turbine 26 is in fan body 1 is inside to be rotated to it follows to form the air current inlet pipe 25 carries extremely discharging pipe 24 discharges, and the dust when being favorable to making furniture factory internal plant cut carries out the discharge treatment, makes the inside pollution that has reduced of furniture factory.

Specifically, the control mechanism 4 comprises a connecting rod 41, a connecting block 42, a fixed block 43, a screw rod 44, a rotating shaft 45, a plurality of stoppers 46 and a connecting shaft 47, wherein the plurality of stoppers 46 are respectively rotatably connected with the inside of the feeding pipe 25 through the rotating shaft 45, and the plurality of stoppers 46 are abutted with each other end to end; one end of each of the plurality of rotating shafts 45 extends to the outside of the feeding pipe 25, and the side wall of one end of each of the plurality of connecting blocks 42 is connected with one end of each of the plurality of rotating shafts 45; the top and the bottom of the outer side of the feeding pipe 25 are respectively provided with the fixed blocks 43, and the bottom of the connecting rod 41 is in sliding connection with the inner side of one of the fixed blocks 43; a plurality of connecting shafts 47 are arranged on one side of the connecting rod 41 and are distributed at equal intervals, and the connecting shafts 47 are respectively connected with the inner sides of the other ends of the connecting blocks 42 in a sliding manner; the bottom of lead screw 44 is with another the inboard threaded connection of fixed block 43, the bottom of lead screw 44 run through in fixed block 43 with the top inboard of connecting rod 41 is rotated and is connected, works as when the dust is being carried to inlet pipe 25, through rotating lead screw 44, thereby makes lead screw 44 is in the drive under the effect of fixed block 43 connecting rod 41 slides from top to bottom, thereby it is a plurality of through connecting block 42 drives a plurality ofly pivot 45 rotates, is favorable to right the inside a plurality of inlet pipe 25 dog 46 rotates, thereby control the angle that opens and shuts between dog 46 makes the inside transport capacity and the speed of inlet pipe 25 change, are favorable to the quick carry to the dust to carry and carry out flexible control.

Specifically, the filter mechanism 3 comprises a collection box 31, a vertical plate 32, a leather pad 33, a filter screen 34 and a rubber pad 35, the collection box 31 is connected with the inner side of the bottom of the fan body 1 in a sliding manner, and one end of the collection box 31 extends to the outside of the side wall of the other end of the fan body 1; a plurality of the upright plates 32 are arranged at equal intervals at the bottom side in the collecting box 31, and the filter screen 34 is arranged at the center of the top side of the collecting box 31; the rubber pad 35 is mounted on the inner side of one end of the fan body 1, and the other end of the collection box 31 abuts against the rubber pad 35; the bottom top side of the fan body 1 is provided with the leather pad 33, the top side of one end of the collecting box 31 is in sliding connection with the bottom side of the leather pad 33, dust entering the inside of the fan body 1 can be thrown into the inside of the collecting box 31 firstly when being conveyed, and is conveyed to the inside of the discharging pipe 24 through the filter screen 34 to be discharged, so that the larger impurities in the dust can be separated under the action of the filter screen 34, the discharging pipe 24 can be prevented from being blocked, the impurities can be left in the collecting box 31 to be placed, subsequent treatment is facilitated, the impurities can be prevented from flowing back under the action of the vertical plate 32, and the leather pad 33 and the rubber pad 35 play a role in sealing, so that the dust can be prevented from overflowing.

Specifically, the limiting mechanism 6 comprises a handle 61, a bayonet 62, a bayonet 63 and a return spring 64, the bayonet 62 is slidably mounted in the side wall of one end of the collecting box 31, and one end of the handle 61 penetrates through the collecting box 31 and is connected with the top side of the bayonet 62; the return spring 64 is arranged on the top side of the handle 61, and the handle 61 is connected with one side of the collecting box 31 in a sliding way through the bayonet 62; the bottom inboard of fan body 1 is equipped with draw-in groove 63, bayonet lock 62's bottom is the triangle-shaped structure, bayonet lock 62's bottom run through in collect box 31 with the inside conflict of draw-in groove 63, when carrying out debris processing, through upwards promoting handle 61, thereby make bayonet lock 62 break away from under reset spring 64's the effect with draw-in groove 63 separates, thereby it is convenient right collect box 31 takes out, is favorable to right collect the inside debris of box 31 and clear up, insert after finishing the clearance collect box 31, and make bayonet lock 62 with the inside conflict of draw-in groove 63 makes collect box 31 with fan body 1 is difficult for breaking away from, makes things convenient for subsequent collection work.

Specifically, the protection mechanism 5 comprises a telescopic spring 51, a rotating plate 52 and a feeding groove 53, the feeding groove 53 is arranged on the side wall of one end of the fan body 1, and the collecting box 31 is communicated with the inside of the discharging pipe 24 through the feeding groove 53; the top of the rotating plate 52 is rotatably connected with the inner side of one end of the fan body 1, and the bottom of the rotating plate 52 is abutted against the inner bottom side of the fan body 1; install at one side top center department of commentaries on classics board 52 expanding spring 51, expanding spring 51's top with fan body 1's lateral wall internal connection, when the dust is followed during discharging pipe 24 is discharged, at first dust and air current can promote commentaries on classics board 52 breaks away from rotate under expanding spring 51's the effect to make the dust can discharge, the bottom of commentaries on classics board 52 with fan body 1's inside wall is contradicted, thereby prevents change board 52 antiport, favourable messenger prevent after the fan stop work the dust backward flow gets into inside fan body 1, simultaneously the inside remaining debris of discharging pipe 24 can pass through feed chute 53 gets into collect the box 31 is inside deposits, the effectual pollution and the jam inside fan body 1.

Specifically, the closing mechanism 7 comprises a baffle 71, a sealing gasket 72, a pressing block 73 and a compression spring 74, the top of the baffle 71 is rotatably connected with the inside of the side wall of the blower body 1, and the bottom of the baffle 71 extends to the inner side of the bottom of the feed chute 53; the sealing gasket 72 is mounted on the inner side wall of the feeding groove 53, and the baffle 71 is of an L-shaped structure; the inboard slidable mounting in bottom of fan body 1 has briquetting 73, the bottom of briquetting 73 run through in fan body 1 with collect the top side conflict of box 31, install the top of briquetting 73 compression spring 74 works as fan body 1 during operation, the air current can get into collect inside the box 31, and promote baffle 71 rotates, thereby makes baffle 71 is right the inside jam of feed chute 53 makes the inside debris of depositing of collection box 31 can not count away and cause the pipe blockage, works as when fan body 1 is out of work, baffle 71 rotates under the effect of gravity, makes feed chute 53 with collect the inside switch-on of box 31, the convenient remaining debris whereabouts and collects.

When the invention is used, firstly, the fan body 1 is more stable through the installation of the base 23, the feeding pipe 25 and the discharging pipe 24 are communicated with an external pipeline, after an external power supply is connected, the turbine 26 rotates in the fan body 1 through the rotation of the motor 21, thus forming an air flow to convey dust from the feeding pipe 25 to the discharging pipe 24 for discharging, being beneficial to discharging and processing dust when equipment in a furniture factory is cut, reducing pollution inside the furniture factory, when the feeding pipe 25 conveys dust, the screw rod 44 is rotated to drive the connecting rod 41 to slide up and down under the action of the fixing block 43, thus the plurality of connecting blocks 42 are used for driving the plurality of rotating shafts 45 to rotate, being beneficial to rotating the plurality of stop blocks 46 in the feeding pipe 25, thereby controlling the opening and closing angle between the stop blocks 46, and changing the conveying amount and speed in the feeding pipe 25, the dust collection box is beneficial to fast and flexibly controlling dust conveying, when dust entering the interior of the fan body 1 is conveyed, the dust is firstly thrown into the interior of the collection box 31 and conveyed to the interior of the discharge pipe 24 through the filter screen 34 to be discharged, under the action of the filter screen 34, larger impurities in the dust are favorably separated, the discharge pipe 24 is favorably prevented from being blocked, the impurities are kept in the collection box 31 to be placed, the subsequent treatment is convenient, under the action of the vertical plate 32, the impurities are favorably prevented from flowing back, under the action of the leather pad 33 and the rubber pad 35, a sealing effect is achieved, the dust is prevented from overflowing, when the impurities are treated, the clamping pin 62 is separated from the clamping groove 63 by upwards pushing the handle 61, the collection box 31 is conveniently drawn out, the impurities in the collection box 31 are favorably cleaned, and the collection box 31 is inserted after the cleaning is finished, and make bayonet catch 62 contradict with the inside of draw-in groove 63, make collection box 31 and fan body 1 difficult to break away from, facilitate the subsequent collection work, when the dust is discharged from discharging pipe 24, dust and air current will promote the rotating plate 52 to break away from the effect of expanding spring 51 and rotate at first, thus make the dust discharge, the bottom of rotating plate 52 contradicts with the inside wall of fan body 1, thus prevent rotating plate 52 from rotating in the opposite direction, help make the fan stop work prevent the dust from flowing back and entering the inside of fan body 1, remaining debris in discharging pipe 24 will enter and collect the box 31 through the feed chute 53 at the same time and deposit, prevent the pollution and jam of the inside of fan body 1 effectively, when the fan body 1 works, the air current will enter and collect the box 31 inside, and promote the baffle 71 to rotate, thus make baffle 71 block up the feed chute 53 inside, make the debris deposited in collection box 31 will not count and cause the pipeline to stop up, when the fan body 1 does not work, the baffle 71 rotates under the action of gravity, so that the feeding chute 53 is communicated with the interior of the collecting box 31, and the residual sundries can be conveniently fallen and collected.

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 furniture factory fan filtering protection assembly is characterized by comprising a fan body (1), a conveying mechanism (2), a filtering mechanism (3), a control mechanism (4), a protection mechanism (5), a limiting mechanism (6) and a closing mechanism (7), wherein the conveying mechanism (2) for conveying dust is installed outside the fan body (1) for adsorbing the dust; the filtering mechanism (3) for filtering the conveyed dust is arranged on the inner side of the bottom of the fan body (1); one end of the filtering mechanism (3) is provided with the limiting mechanism (6) for limiting and protecting the filtering mechanism (3); the control mechanism (4) for controlling the dust conveying amount is arranged on the inner side of one end of the conveying mechanism (2); the other end of the conveying mechanism (2) is provided with a protection mechanism (5) for preventing the dust conveyed out from flowing back; one side internally mounted of fan body (1) has and is used for conveniently right the dust of protection machanism (5) separation is carried and is collected closing mechanism (7).

2. The furniture factory fan filter protection assembly of claim 1, wherein: the conveying mechanism (2) comprises a motor (21), a supporting plate (22), a base (23), a discharging pipe (24), a feeding pipe (25) and a turbine (26), the base (23) is respectively installed at four corners of the bottom of the fan body (1), the turbine (26) is rotatably installed inside the fan body (1), and the supporting plate (22) is installed at the bottom of one side of the fan body (1); the motor (21) is connected with the top of the support plate (22), and one end of the motor (21) extends into the fan body (1) and is connected with the center of one side of the turbine (26); discharging pipe (24) install in the one end top side of fan body (1), inlet pipe (25) install in the opposite side center department of fan body (1), just inlet pipe (25) with discharging pipe (24) respectively with fan body (1) inside intercommunication.

3. The furniture factory fan filter protection assembly of claim 1, wherein: the control mechanism (4) comprises a connecting rod (41), a connecting block (42), a fixing block (43), a screw rod (44), a rotating shaft (45), stop blocks (46) and a connecting shaft (47), the stop blocks (46) are respectively and rotatably connected with the interior of the feeding pipe (25) through the rotating shaft (45), and the stop blocks (46) are abutted with each other end to end; one ends of the rotating shafts (45) extend to the outer side of the feeding pipe (25) respectively, and the side wall of one end of each connecting block (42) is connected with one end of each rotating shaft (45); the top and the bottom of the outer side of the feeding pipe (25) are respectively provided with the fixed blocks (43), and the bottom of the connecting rod (41) is in sliding connection with the inner side of one fixed block (43); one side of the connecting rod (41) is provided with a plurality of connecting shafts (47) which are distributed at equal intervals.

4. The furniture factory fan filter protection assembly of claim 3, wherein: the connecting shafts (47) are respectively connected with the inner sides of the other ends of the connecting blocks (42) in a sliding manner; the bottom of the screw rod (44) is in threaded connection with the inner side of the other fixing block (43), and the bottom of the screw rod (44) penetrates through the fixing block (43) and is in rotating connection with the inner side of the top of the connecting rod (41).

5. The furniture factory fan filter protection assembly of claim 1, wherein: the filtering mechanism (3) comprises a collecting box (31), a vertical plate (32), a leather pad (33), a filtering net (34) and a rubber pad (35), the collecting box (31) is connected with the inner side of the bottom of the fan body (1) in a sliding mode, and one end of the collecting box (31) extends to the outer portion of the side wall of the other end of the fan body (1); a plurality of standing plates (32) which are distributed at equal intervals are arranged on the bottom side in the collecting box (31), and the filter screen (34) is arranged at the center of the top side of the collecting box (31); the rubber pad (35) is mounted on the inner side of one end of the fan body (1), and the other end of the collecting box (31) is abutted to the rubber pad (35); the leather pad (33) is installed on the top side of the bottom of the fan body (1), and the top side of one end of the collecting box (31) is connected with the bottom side of the leather pad (33) in a sliding mode.

6. The furniture factory fan filter protection assembly of claim 1, wherein: the limiting mechanism (6) comprises a handle (61), a bayonet lock (62), a bayonet lock (63) and a return spring (64), the bayonet lock (62) is installed inside the side wall of one end of the collecting box (31) in a sliding mode, and one end of the handle (61) penetrates through the collecting box (31) and is connected with the top side of the bayonet lock (62); the return spring (64) is installed on the top side of the handle (61), and the handle (61) is connected with one side of the collection box (31) in a sliding mode through the bayonet lock (62); the bottom inboard of fan body (1) is equipped with draw-in groove (63), the bottom of bayonet lock (62) is the triangle-shaped structure, the bottom of bayonet lock (62) run through in collect box (31) with draw-in groove (63) inside is contradicted.

7. The furniture factory fan filter protection assembly of claim 1, wherein: the protection mechanism (5) comprises a telescopic spring (51), a rotating plate (52) and a feeding groove (53), the feeding groove (53) is formed in the side wall of one end of the fan body (1), and the collecting box (31) is communicated with the interior of the discharge pipe (24) through the feeding groove (53); the top of the rotating plate (52) is rotatably connected with the inner side of one end of the fan body (1), and the bottom of the rotating plate (52) is abutted against the bottom side of the interior of the fan body (1).

8. The furniture factory fan filter guard assembly of claim 7, wherein: the fan is characterized in that the top center of one side of the rotating plate (52) is provided with the telescopic spring (51), and the top of the telescopic spring (51) is connected with the inner part of the side wall of the fan body (1).

9. The furniture factory fan filter protection assembly of claim 1, wherein: the closing mechanism (7) comprises a baffle plate (71), a sealing gasket (72), a pressing block (73) and a compression spring (74), the top of the baffle plate (71) is rotatably connected with the inside of the side wall of the fan body (1), and the bottom of the baffle plate (71) extends to the inner side of the bottom of the feeding groove (53); the sealing gasket (72) is installed on the inner side wall of the feeding groove (53), and the baffle (71) is of an L-shaped structure.

10. The furniture factory fan filter guard assembly of claim 9, wherein: the inboard slidable mounting in bottom of fan body (1) has briquetting (73), the bottom of briquetting (73) run through in fan body (1) with the top side of collecting box (31) is contradicted, install at the top of briquetting (73) compression spring (74).