CN214233217U - Dust removal device for oven - Google Patents

Abstract

A dust removal device for an oven comprises the oven and a filter screen bracket, wherein the oven is provided with a filter screen driving assembly and a dust collector, and the dust collector is arranged above a filter screen; the filter screen driving assembly comprises a filter screen driving motor, a transmission screw rod and a filter screen moving support, the transmission screw rod is fixedly arranged on the oven through a screw rod fixing seat, and the filter screen driving motor is connected with a chain wheel at the tail end of the transmission screw rod through chain transmission; the filter screen moving support is connected with the filter screen bracket; the transmission lead screw penetrates through the filter screen moving support, the transmission lead screw drives the filter screen moving support to move along the rod body of the filter screen moving support, and then the filter screen support is driven to move. The utility model provides an oven dust collector solves the manual dust collection inefficiency of oven filter screen, and the unable collection of coarse dust is with the thermal problem of extravagant oven.

Description

Dust removal device for oven

Technical Field

The utility model relates to a forming machine oven technical field especially relates to an oven dust collector.

Background

When the setting machine works, the dust of each oven is different, the dust of the traditional setting machine is removed by manually taking out a filter screen to clean accumulated dust, the manual dust removing process needs to be stopped for the oven, then the filter screen is manually taken out for cleaning, but the work of the setting machine is seriously influenced by the manual dust removing process, the dust removing efficiency is low, the dust removing effect is poor, if a dust collector is arranged in the oven, the dust on the filter screen is sucked away through the dust collector, the dust is conveyed to the outside of the oven through the dust collector, but the dust collector is used for sucking dust and outwards conveying the dust, the heat inside the oven can be sucked away when hot air is mixed with the dust, the heat inside the oven is reduced, the drying effect of the oven is poor, and meanwhile, the dust collector is required to be collected after the dust is outwards discharged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the defect in the background art, provide an oven dust collector, solve the manual dust collection efficiency of oven filter screen low, the unable collection of coarse dust and the thermal problem of extravagant oven.

To achieve the purpose, the utility model adopts the following technical proposal:

a dust removal device for an oven comprises the oven and a filter screen bracket, wherein the oven is provided with a filter screen driving assembly and a dust collector, the filter screen bracket is detachably provided with a filter screen, and the dust collector is arranged above the filter screen and has a dust collection port facing downwards;

the filter screen driving assembly comprises a filter screen driving motor, a transmission screw rod and a filter screen moving support, the transmission screw rod is fixedly arranged on the oven through a screw rod fixing seat, and the filter screen driving motor is connected with a chain wheel at the tail end of the transmission screw rod through chain transmission;

the filter screen moving support is connected with the filter screen bracket;

the transmission screw rod penetrates through the filter screen moving support, and the transmission screw rod drives the filter screen moving support to move along the rod body of the filter screen moving support so as to drive the filter screen support to move;

the drying oven comprises a filtering component, wherein the filtering component is externally arranged on the drying oven and comprises a filtering screen cylinder, an inner roller, a speed reducing motor and a motor rotating shaft;

the filter screen cylinder is provided with an air inlet, an air suction opening and a dust outlet;

the inner drum is sleeved inside the filter screen drum through the motor rotating shaft, one end of the motor rotating shaft is connected with the gear motor, the other end of the motor rotating shaft is fixed with a fixed shaft head, and the gear motor drives the motor rotating shaft to rotate to drive the inner drum to rotate;

the dust attaching port is formed in the surface of the inner drum, the filter screen drum is provided with the brush strip, and the brush strip is in contact with the surface of the inner drum.

Preferably, the filter screen support installs the dust absorption mouth subassembly of keeping out the wind, the dust absorption mouth subassembly of keeping out the wind includes fixed cover, adjusting spring, loose axle and deep bead, fixed cover fixed mounting in filter screen support, fixed cover endotheca is equipped with the loose axle, the loose axle with fixed cover periphery is provided with adjusting spring, the loose axle top covers there is the deep bead.

Preferably, the device also comprises a fan, wherein the fan is provided with an air return pipe;

the air inlet is connected with a dust collector through an air suction pipe;

the air suction opening is connected with the fan through a fan connecting pipe;

the fan is connected with the drying oven through the air return pipe.

Preferably, the filter screen moving support comprises a support main body, a buffer pad and a filter screen connecting piece;

the transmission lead screw runs through the support main body, install support main body bottom the blotter, install respectively blotter bottom both sides the filter screen connecting piece, the filter screen connecting piece is connected the unilateral side of filter screen support.

Preferably, the oven is provided with a moving groove, the other side edge of the filter screen support, which is not connected with the filter screen connecting piece, is arranged in the moving groove, and the filter screen support can move along the moving groove.

Preferably, the filter assembly further comprises a dust outlet sealing plate, and the dust outlet sealing plate is movably arranged at the dust outlet through a rotating shaft;

the dust outlet is provided with an adjusting cylinder, and the connecting end of the adjusting cylinder is connected with the dust outlet sealing plate;

the adjusting cylinder drives the dust outlet sealing plate to do circumferential swing around the rotating shaft.

Preferably, the inner drum is hollow, and the side surface of the inner drum is communicated with the air suction opening.

Preferably, a filter screen is arranged on the side surface of the inner roller communicated with the air suction opening.

Preferably, the wind shield covers the top of the movable shaft in an arched shape;

the filter screen support is provided with a protection pad, and the protection pad corresponds to the bottoms of the two sides of the wind shield.

Has the advantages that:

1. the utility model discloses a set up filter screen drive assembly and dust catcher on the oven, utilize filter screen drive assembly drive filter screen round trip to move in the dust catcher below, through the dust catcher absorbs the hair dirt on the filter screen, realize the effect of automatic dust removal, improve dust collection efficiency;

2. the utility model discloses a set up filter assembly and fan outside the oven, utilize the fan to draw hot-blast and discharge the coarse dust from the oven, filter the coarse dust through filter assembly, hot-blast is sent back to the oven again through pipeline such as fan and return duct, reaches the effect of filtering the coarse dust and reducing oven heat loss, improves dust removal effect and energy-conserving effect;

3. the utility model discloses a set up the dust absorption mouth subassembly that keeps out the wind on filter screen support, utilize the dust absorption mouth subassembly that keeps out the wind to shelter from the dust catcher dust absorption mouth, avoid appearing the oven that need not the dust absorption and be inhaled a large amount of thermal circumstances by the dust catcher whitely, improve the energy-conserving effect of oven greatly.

Drawings

Fig. 1 is a side view of a screen drive assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a minimum displacement position of a screen drive assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of the maximum travel position of the screen drive assembly according to an embodiment of the present invention;

fig. 4 is a schematic view of an oven according to an embodiment of the present invention;

fig. 5 is a schematic view of the internal structure of the filter assembly according to an embodiment of the present invention when the dust sealing plate is opened;

fig. 6 is a schematic view of an external structure of a filter assembly according to an embodiment of the present invention when a dust sealing plate is opened;

fig. 7 is a schematic view of the internal structure of the dust outlet sealing plate of the filter assembly according to an embodiment of the present invention when closed;

FIG. 8 is a schematic view of the external connection of the filter assembly to the fan according to one embodiment of the present invention;

FIG. 9 is a schematic view of the structure of the windshield assembly and the screen bracket of the suction port according to an embodiment of the present invention;

fig. 10 is an enlarged schematic view of a in fig. 9.

Wherein: the device comprises a filter screen bracket 1, a filter screen 10, a dust collector 2, a filter screen driving motor 31, a transmission screw rod 32, a screw rod fixing seat 33, a filter screen moving support 34, a support main body 340, a buffer cushion 341, a filter screen connecting piece 342, a chain 35, a chain wheel 36, a filter component 4, a filter screen cylinder 40, an inner roller 41, a speed reduction motor 42, a motor rotating shaft 43, a fixed shaft head 44, a dust attaching port 45, a brush strip 46, an air inlet 47, an air suction opening 48, a dust outlet 49, a fan 5, an air return pipe 50, an air suction pipe 51, a fan connecting pipe 52, a dust outlet seal plate 60, a rotating shaft 61, an adjusting cylinder 62, a dust suction port wind shielding component 7, a fixed sleeve 70, an adjusting spring 71, a movable shaft 72, a wind shield 73 and a protection cushion 74.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The utility model discloses a dust removing device of an oven, as shown in fig. 1 to 4, comprising an oven and a filter screen bracket 1, wherein the oven is provided with a filter screen driving component and a dust collector 2, the filter screen bracket 1 is detachably provided with a filter screen 10, and the dust collector 2 is arranged above the filter screen 10 with a dust collection opening facing downwards;

in order to facilitate replacement of the filter screen 10, the filter screen 10 is detachably mounted on the filter screen bracket 1;

further, in this embodiment, the dust collector 2 needs to be disposed on the moving path of the filter screen 10, needs to be disposed at the middle half of the moving path, and cannot be disposed at the start end and the end of the moving path, as shown in fig. 2 and 3, the moving path of the filter screen 10 is from the minimum moving position to the maximum moving position, if the dust collector 2 is disposed at the start end and the end of the moving path, a part of the filter screen 10 may not be cleaned by the dust collector 2, and the problem of insufficient cleaning may occur.

As shown in fig. 1 to 4, the screen driving assembly includes a screen driving motor 31, a transmission screw 32 and a screen moving support 34, the transmission screw 32 is fixedly mounted on the oven through a screw fixing seat 33, and the screen driving motor 31 is in transmission connection with a sprocket 36 at the end of the transmission screw 32 through a chain 35;

the filter screen moving support 34 is connected with the filter screen bracket 1;

the transmission screw rod 32 penetrates through the filter screen moving support 34, the transmission screw rod 32 drives the filter screen moving support 34 to move along the rod body of the filter screen moving support 34, and then the filter screen support 1 is driven to move.

In this embodiment, a filter screen driving assembly and a dust collector 2 are arranged on an oven, the filter screen driving assembly is used for driving the filter screen 10 to move below the dust collector 2, and the dust on the filter screen 10 is absorbed by the dust collector 2, so as to achieve an automatic dust removal effect, specifically, the filter screen driving motor 31 provides power support to drive the chain 35 to drive the chain wheel 36, so as to drive the rod body of the transmission screw 32 to transmit, so that the transmission screw 32 drives the filter screen moving support 34 to move along the rod body, and since the filter screen moving support 34 is connected with the filter screen support 1, the filter screen 10 support moves to drive the filter screen support 1 to move, the filter screen 10 is mounted on the filter screen support 1, so that the filter screen 10 moves back and forth below the dust collector 2, and the dust on the filter screen 10 is absorbed by the dust collector 2, the effect of dust removal is achieved.

As shown in fig. 5 to 8, the drying oven comprises a filter assembly 4, the filter assembly 4 is externally arranged on the drying oven, and the filter assembly 4 comprises a filter screen cylinder 40, an inner drum 41, a speed reduction motor 42 and a motor rotating shaft 43;

the filter screen cylinder 40 is provided with an air inlet 47, an air suction opening 48 and a dust outlet 49;

the inner drum 41 is sleeved inside the filter screen cylinder 40 through the motor rotating shaft 43, one end of the motor rotating shaft 43 is connected with the speed reducing motor 42, the other end of the motor rotating shaft 43 is fixed with a fixed shaft head 44, and the speed reducing motor 42 drives the motor rotating shaft 43 to rotate to drive the inner drum 41 to rotate;

the surface of the inner drum 41 is provided with a dust attaching port 45, the filter screen drum 40 is provided with a brush strip 46, and the brush strip 46 is in contact with the surface of the inner drum 41.

In this embodiment, the filter screen cylinder 40 is an outer cylinder, the inner cylinder 41 is an inner cylinder, the inner cylinder 41 is sleeved inside the filter screen cylinder 40 and is erected inside the filter screen cylinder 40 through the motor rotating shaft 43, one end of the motor rotating shaft 43 is connected with the speed reducing motor 42, the other end of the motor rotating shaft 43 is fixed with the filter screen cylinder 40 through the fixing shaft head 44, and the speed reducing motor 42 is fixed outside the filter screen cylinder 40;

the air suction opening 48 provides suction force to make hot air enter the filter screen cylinder 40 from the air inlet 47, at this time, the speed reduction motor 42 is started to drive the motor rotating shaft 43 to rotate, the motor rotating shaft 43 further drives the inner roller 41 to roll, since the surface of the inner roller 41 is provided with the dust attaching opening 45, the dust is adsorbed on the dust attaching opening 45, and meanwhile, since the brush strip 46 is in contact with the surface of the inner roller 41, the brush strip 46 brushes the dust adsorbed by the dust attaching opening 45 on the surface of the inner roller 41 along with the rolling of the inner roller 41, in this embodiment, the brush strip 46 is arranged below the inside of the filter screen cylinder 40, namely below the inner roller 41, so that the dust is brushed to fall to the bottom of the filter screen cylinder 40 to wait for discharging the filter screen cylinder 40, the collection of the dust is realized.

As shown in fig. 9 to 10, the dust collection opening wind shielding assembly 7 is installed on the filter screen bracket 1, the dust collection opening wind shielding assembly 7 comprises a fixed sleeve 70, an adjusting spring 71, a movable shaft 72 and a wind shielding plate 73, the fixed sleeve 70 is fixedly installed on the filter screen bracket 1, the movable shaft 72 is arranged in the fixed sleeve 70 in a sleeved mode, the movable shaft 72 is arranged on the periphery of the fixed sleeve 70, the adjusting spring 71 is arranged on the periphery of the movable shaft 72, and the wind shielding plate 73 covers the top of the movable shaft 72.

The drying oven is usually provided with a plurality of sections, each section of drying oven is internally provided with a dust collector 2, a dust suction opening of each dust collector 2 is arranged downwards and is positioned above the filter screen 10 and used for absorbing dust on the filter screen 10, however, as the dust collectors 2 penetrate through the plurality of sections of drying ovens, when one section of drying oven needs to absorb dust, the dust collectors 2 of other sections of drying ovens are still in an open state, and even if other sections of drying ovens do not need to absorb dust, the dust collectors 2 are still in the open state, so that the dust collectors 2 continuously absorb heat in the drying oven, but the drying ovens which do not need to absorb dust waste heat, and drying efficiency is reduced. In order to solve the above problem, this application utilizes dust absorption mouth keep out wind subassembly 7 to block dust absorption mouth of dust catcher 2 through setting up dust absorption mouth keep out wind subassembly 7, avoids the heat in the white absorption oven of dust catcher 2, and is concrete, when dust absorption mouth keep out wind subassembly 7 and be close to the dust absorption mouth, because the edge of dust catcher 2 is less than the dust absorption mouth, the edge of dust catcher 2 with deep bead 73 contacts each other, at this moment deep bead 73 receives the holding down force that dust catcher 2 applyed, and holding down force transmits to loose axle 72, loose axle 72 is in under adjusting spring 71's the effect, to fixed cover 70 bottom indentation makes deep bead 73 wholly descends, can enter into the dust absorption mouth below, works as deep bead 73 completely enters into when dust absorption mouth below, deep bead 73 is in rebound under adjusting spring 71's reaction force, the reset ascending is realized, the dust suction port is blocked, and the heat in the oven cannot be sucked away by the dust suction port.

Preferably, as shown in fig. 8, the air conditioner further comprises a fan 5, wherein the fan 5 is provided with a return air pipe 50;

the air inlet 47 is connected with the dust collector 2 through an air suction pipe 51;

the air suction opening 48 is connected with the fan 5 through a fan connecting pipe 52;

the fan 5 is connected with the oven through the air return pipe 50.

In this embodiment, the fan 5 is operated to provide a suction force, so that the dust collector 2 sucks the heat inside the oven, enters the suction pipe 51 along with the suction force, then enters the inside of the filter screen cylinder 40 from the air inlet 47, the heat is extracted along with the wind extraction force to form hot air, the hot air can bring out the dust in the oven, the dust is filtered and collected by the inner roller 41 and the brush strip 46 and falls to the bottom of the filter screen cylinder 40, the hot air is extracted from the air extraction opening 48 and enters the fan connecting pipe 52, then enters the fan 5, enters the return air pipe 50 from the fan 5, enters the oven from the return air pipe 50, and sends the heat pumped from the inside of the oven back to the oven again, but the dust extracted from the inside of the oven is filtered, so that the heat is returned to the oven, the energy-saving effect of the oven is realized, and meanwhile, the filtration and collection of the dust are completed.

Preferably, the screen moving holder 34 includes a holder main body 340, a buffer pad 341, and a screen connecting member 342;

the transmission screw 32 penetrates through the support main body 340, the cushion 341 is installed at the bottom of the support main body 340, the filter screen connecting pieces 342 are respectively installed at two sides of the bottom layer of the cushion 341, and the filter screen connecting pieces 342 are connected with one side edge of the filter screen support 1.

In this embodiment, the holder main body 340 can move along the rod body of the transmission screw 32, and a filter screen connecting piece 342 is fixed below the holder main body 340 through a buffer pad 341, the filter screen connecting piece 342 is used for connecting the side edge of one side of the filter screen bracket 1, and then the filter screen connecting piece 342 is driven to move, so as to drive the filter screen bracket 1 to move, and the buffer pad 341 is used for playing a role of buffering in the moving process.

Preferably, the oven is provided with a moving groove, the other side edge of the filter screen bracket 1, which is not connected with the filter screen connecting piece 342, is arranged in the moving groove, and the filter screen bracket 1 can move along the moving groove.

In this embodiment, since the screen connecting piece 342 is connected to the side edge of one side of the screen support 1, the screen support 1 is driven by the support of the screen 10, only the side edge of one side is stressed, and the other side of the screen support cannot receive an equal acting force, and in order to achieve a stable movement, a moving groove is provided on the oven, so that the other side of the cold field king support, which is not connected to the screen connecting piece 342, is disposed in the moving groove, and the screen support 1 can move in the moving groove.

Preferably, the filter assembly 4 further comprises a dust outlet sealing plate 60, and the dust outlet sealing plate 60 is movably arranged at the dust outlet 49 through a rotating shaft 61;

an adjusting cylinder 62 is installed at the dust outlet 49, and the connecting end of the adjusting cylinder 62 is connected with the dust outlet sealing plate 60;

the adjusting cylinder 62 drives the dust sealing plate 60 to make a circumferential swing around the rotating shaft 61.

In this embodiment, the dust particles are collected by filtering through the brush strip 46 and the inner drum 41, and fall down at the bottom of the filter screen cylinder 40, and then fall down through the dust outlet 49 and are discharged from the filter screen cylinder 40, the dust outlet closing plate 60 is disposed at the dust outlet 49, the adjustment cylinder 62 drives the dust outlet closing plate 60 to rotate around the rotating shaft 61, so that the dust outlet closing plate 60 opens and closes the dust outlet 49, when the filter assembly 4 is stopped, the dust outlet closing plate 60 is opened to discharge the dust particles, and when the filter assembly 4 is started to operate, the dust outlet opening 49 is closed by the dust outlet closing plate 60.

Preferably, the inner drum 41 is hollow inside, and the side surface thereof communicates with the air suction opening 48.

Because the air needs to flow through the filter screen cylinder 40, in order to flow through the air, the dust attaching port 45 on the cylinder surface of the inner roller 41 can adsorb dust, the inner portion of the inner roller 41 needs to be of a hollow structure, and meanwhile, the dust attaching port 45 can adsorb the dust more conveniently.

Preferably, a filter screen is arranged on the side surface of the inner drum 41 communicated with the air suction opening 48.

Because the suction opening 48 is communicated with the side surface of the inner roller 41, and the inner roller 41 is hollow, the dust attaching opening 45 of the inner roller 41 cannot completely adsorb all the dust, a small amount of the dust can be extracted along with hot air, the dust is discharged from the side surface of the inner roller 41, the fan 5 can be further blocked along with the increase of the operation time, in order to avoid the situation, a filter screen is arranged on the side surface of the inner roller 41, the dust is further filtered by the filter screen, and when the filter assembly 4 is stopped, the filter screen is only required to be detached and cleaned.

Preferably, the wind deflector 73 is arched to cover the top of the movable shaft 72;

the filter screen bracket 1 is provided with a protection pad 74, and the protection pad 74 corresponds to the bottoms of the two sides of the wind shield 73.

When the dust suction opening wind shielding assembly 7 is close to a dust suction opening, the edge of the dust collector 2 is lower than the dust suction opening, the edge of the dust collector 2 is in contact with the wind shielding plate 73, and when the wind shielding plate 73 continuously moves towards the lower part of the dust suction opening, the wind shielding plate 73 can smoothly transit and move to the lower part of the dust suction opening due to the arched structure of the wind shielding plate 73;

further, because the domes of deep bead 73, its both sides are at the in-process that pushes down, can constantly to filter screen support 1 is close to, in order to avoid deep bead 73 to press down to hit filter screen support 1 suddenly under force set up protection pad 74 on filter screen support 1, utilize protection pad 74 contact the both sides bottom of deep bead 73 protects both from taking place to collide with.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (9)

1. The utility model provides an oven dust collector, includes oven and filter screen support, its characterized in that: the drying oven is provided with a filter screen driving assembly and a dust collector, the filter screen support is detachably provided with a filter screen, and the dust collector is arranged above the filter screen and has a dust collection port facing downwards;

the filter screen driving assembly comprises a filter screen driving motor, a transmission screw rod and a filter screen moving support, the transmission screw rod is fixedly arranged on the oven through a screw rod fixing seat, and the filter screen driving motor is connected with a chain wheel at the tail end of the transmission screw rod through chain transmission;

the filter screen moving support is connected with the filter screen bracket;

the transmission screw rod penetrates through the filter screen moving support, and the transmission screw rod drives the filter screen moving support to move along the rod body of the filter screen moving support so as to drive the filter screen support to move;

the drying oven comprises a filtering component, wherein the filtering component is externally arranged on the drying oven and comprises a filtering screen cylinder, an inner roller, a speed reducing motor and a motor rotating shaft;

the filter screen cylinder is provided with an air inlet, an air suction opening and a dust outlet;

the inner drum is sleeved inside the filter screen drum through the motor rotating shaft, one end of the motor rotating shaft is connected with the gear motor, the other end of the motor rotating shaft is fixed with a fixed shaft head, and the gear motor drives the motor rotating shaft to rotate to drive the inner drum to rotate;

the dust attaching port is formed in the surface of the inner drum, the filter screen drum is provided with the brush strip, and the brush strip is in contact with the surface of the inner drum.

2. An oven dust collector as claimed in claim 1, wherein:

filter screen support installs the dust absorption mouth subassembly of keeping out the wind, the dust absorption mouth subassembly of keeping out the wind includes fixed cover, adjusting spring, loose axle and deep bead, fixed cover fixed mounting in filter screen support, fixed cover endotheca is equipped with the loose axle, the loose axle with fixed cover periphery is provided with adjusting spring, the loose axle top covers there is the deep bead.

3. An oven dust collector as claimed in claim 1, wherein:

the fan is provided with a return air pipe;

the air inlet is connected with the dust collector through an air suction pipe;

the air suction opening is connected with the fan through a fan connecting pipe;

the fan is connected with the drying oven through the air return pipe.

4. An oven dust collector as claimed in claim 1, wherein:

the filter screen moving support comprises a support main body, a buffer cushion and a filter screen connecting piece;

the transmission lead screw runs through the support main body, install support main body bottom the blotter, install respectively blotter bottom both sides the filter screen connecting piece, the filter screen connecting piece is connected the unilateral side of filter screen support.

5. An oven dust collector as claimed in claim 4, wherein:

the oven is provided with a moving groove, the other side edge of the filter screen support, which is not connected with the filter screen connecting piece, is arranged in the moving groove, and the filter screen support can move along the moving groove.

6. An oven dust collector as claimed in claim 1, wherein:

the filter assembly further comprises a dust outlet sealing plate, and the dust outlet sealing plate is movably arranged at the dust outlet through a rotating shaft;

the dust outlet is provided with an adjusting cylinder, and the connecting end of the adjusting cylinder is connected with the dust outlet sealing plate;

the adjusting cylinder drives the dust outlet sealing plate to do circumferential swing around the rotating shaft.

7. An oven dust collector as claimed in claim 1, wherein:

the inner roller is hollow, and the side surface of the inner roller is communicated with the air suction opening.

8. An oven dust collector as claimed in claim 7, wherein:

and a filter screen is arranged on the side surface of the inner roller communicated with the air suction opening.

9. An oven dust collector as claimed in claim 2, wherein:

the wind shield covers the top of the movable shaft in an arched shape;

the filter screen support is provided with a protection pad, and the protection pad corresponds to the bottoms of the two sides of the wind shield.

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