CN217594132U

CN217594132U - Dust collector that powder agitator matched with usefulness

Info

Publication number: CN217594132U
Application number: CN202221637660.7U
Authority: CN
Inventors: 郭岭晓; 宋吉照; 李振利
Original assignee: Guojian Industrial Hebei Co ltd
Current assignee: Guojian Industrial Hebei Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-18
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a dust removal device matched with a powder stirrer, wherein a mounting disc is fixedly connected with the center of a filter screen, an exhaust pipe is communicated to a dust removal cylinder and is arranged above the filter screen, an installation shaft is arranged in the exhaust pipe, a fan blade is fixedly connected with the installation shaft, and a driving motor is in power connection with the installation shaft; the explosion-proof pipe is communicated with the dust removing cylinder and is matched with a one-way valve; the cleaning mechanism is matched on the mounting disc and comprises a rotating part, a connecting plate and a cleaning brush, wherein the rotating part is rotatably mounted on the mounting disc, the connecting plate is fixedly connected to the rotating part, the cleaning brush is uniformly bonded to the connecting plate and is in contact with the filter screen, the one-way valve is linked with the rotating part through a first transmission mechanism, and the driving motor is linked with the rotating part through a second transmission mechanism. Under the work demand that satisfies release pressure, dust disposal, can carry out self-cleaning to the filter screen, and then guarantee that the dust removal is high-efficient going on.

Description

Dust collector that powder agitator matched with usefulness

Technical Field

The utility model relates to a dust collecting equipment technical field, specific dust collector that powder agitator matched with usefulness that says so.

Background

In the stirring work that involves the powder, can make the dust diffuse at will under the mixer effect to influence the surrounding environment, consequently the mixer to the dust often need do sealed processing to the inner chamber of mixer, carries out the in-process at the stirring, can effectively avoid the dust to scatter outward. But after the stirring is accomplished, the dust of diffusion in the inner chamber is difficult to subside fast, need clear away the dust of inside diffusion with the help of dust collector, avoids still having a large amount of dust diffusion to the surrounding environment after opening the mixer in, among the traditional dust collector who is used for powder mixer, the supporting filter screen lacks self-cleaning function, is difficult to guarantee that dust collection efficiency continuously keeps at higher level, needs the staff to do manual work and clears up periodically. And the powder stirring under the closed environment is involved, and in the stirring process of the powder stirring machine, dust can be diffused in the inner cavity to increase the pressure of the inner cavity, and particularly for flammable and explosive powder, a large potential safety hazard exists, so that an explosive loading and unloading device is required to be added to ensure that the internal pressure of the explosive loading and unloading device is beyond a set threshold value.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a dust collector that powder mixer supporting was used mechanically, under the work demand that satisfies release, dust disposal, can carry out self-cleaning to the filter screen, and then guarantee that the dust removal is high-efficient goes on.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a dust removal device matched with a powder stirrer comprises a dust removal cylinder, a filter screen, an explosion-proof pipe, an exhaust pipe, a cleaning mechanism and a driving motor, wherein the filter screen is horizontally and fixedly connected to the middle section of the dust removal cylinder, a mounting disc is fixedly connected to the center of the filter screen, the exhaust pipe is communicated to the side wall of the dust removal cylinder and is arranged above the filter screen, an installation shaft is rotatably installed in the exhaust pipe, a fan blade is fixedly connected to the installation shaft, and the driving motor is in power connection with the installation shaft; the explosion-proof pipe is communicated to the top wall of the dust removing cylinder, a one-way valve is matched in the explosion-proof pipe and used for controlling air in the dust removing cylinder to be discharged along the explosion-proof pipe; the mounting disc is provided with the cleaning mechanism, the cleaning mechanism comprises a rotating part, a connecting plate and a cleaning brush, the rotating part is rotatably mounted on the lower surface of the mounting disc, the connecting plate is fixedly connected to the rotating part and is arranged along the diameter direction of the mounting disc, the cleaning brush is uniformly bonded to the upper surface of the connecting plate and is in contact with the filter screen, the one-way valve is linked with the rotating part through a first transmission mechanism, the connecting plate and the cleaning brush can be driven to rotate through the first transmission mechanism when the one-way valve is opened under the action of air pressure, the driving motor is linked with the rotating part through a second transmission mechanism, the driving motor works to drive the fan blades to rotate, the connecting plate and the cleaning brush can be driven to rotate through the second transmission mechanism, and the cleaning brush can clean dust attached to the lower surface of the filter screen when rotating.

The blast pipe main part is arranged along vertical direction, and the installation axle is arranged along blast pipe major structure's axis direction, still is supporting on the blast pipe to be equipped with solenoid valve, and solenoid valve can control blast pipe and external environment's connected state.

The lateral wall intercommunication of dust removal section of thick bamboo has the intake pipe, and the intake pipe arranges the below side at the filter screen, and the intake pipe other end is connected to the inner chamber of powder mixer.

The bottom of the dust removal barrel is arranged to be of an inverted cone structure, the bottom of the inverted cone structure is communicated with a dust exhaust pipe, and a switch valve is matched on the dust exhaust pipe.

The rotating members concerned are explained as follows. The rotating part comprises a rotating drum, a rotating disc, a pawl and a ratchet wheel, wherein the rotating disc and the rotating drum are rotatably arranged on the lower surface of the mounting disc, the rotating drum is arranged on the periphery of the rotating disc, the ratchet wheel is fixedly connected to the inner side wall of the rotating drum, the pawl is rotatably arranged on the outer edge of the rotating disc and is matched and combined with the ratchet wheel, the connecting plate is fixedly arranged on the outer side wall of the rotating drum, the connecting plate and the cleaning brush on the connecting plate can be driven to rotate when the rotating drum rotates, and a reed matched with the pawl is further arranged on the rotating disc so as to ensure that the pawl can be in a meshing state with a ratchet on the ratchet wheel.

The one-way valve and the first transmission mechanism are explained as follows. The one-way valve comprises a plurality of groups of sealing plates which are uniformly distributed in the explosion-proof pipe and hinged with the inner wall of the explosion-proof pipe, and torsional springs which are installed in a matched mode with the sealing plates, wherein one end, close to the inner wall of the explosion-proof pipe, of each group of sealing plates is fixedly connected with a limiting seat, the first transmission mechanism comprises a connecting rod and a screw rod, the screw rod vertically penetrates through the mounting disc and keeps screwed connection with the axis of the rotating disc, and two ends of the connecting rod are hinged with the top end of the screw rod and the lower surface of the sealing plate respectively.

The second transmission mechanism concerned is explained as follows. Driving motor fixed mounting is in the cartridge filter outside, and second drive mechanism includes first bevel gear, second bevel gear, transmission shaft, driving sprocket, and wherein driving sprocket rigid coupling is to driving motor's pivot on, the transmission shaft rotates to be installed on the cartridge filter and the level runs through cartridge filter section of thick bamboo wall and arranges, and first bevel gear rigid coupling is in rotate a section of thick bamboo lateral wall, second bevel gear, driving sprocket rigid coupling respectively to transmission shaft both ends, and second bevel gear meshes with first bevel gear mutually, and driving sprocket passes through the chain and realizes the chain drive.

The following technical means is provided to explain the linkage manner of the driving motor and the mounting shaft. The installation axle bottom is worn out to the blast pipe outside, and installs the axle bottom rigid coupling and have third bevel gear, the rigid coupling has fourth bevel gear in the driving motor pivot, and fourth bevel gear and the meshing of third bevel gear.

The utility model has the advantages that: when pressure is great in the mixer inner chamber, can leak the air through the check valve on the explosion-proof pipe to maintain pressure balance, the activity of check valve can drive the rotating part rotation in the clearance mechanism through a drive mechanism, and then carries out self-cleaning to the filter screen. When driving motor starts to remove dust with high efficiency, drive the fan blade and rotate and to carry the air suction dust removal section of thick bamboo of dust in can with the mixer inner chamber, the air after the filter screen filters is arranged along the blast pipe outward, and driving motor passes through the synchronous rotating parts rotation of drive of second drive mechanism simultaneously at the same time, and then self-cleaning is carried out the filter screen. Consequently, this application can carry out self-cleaning to the filter screen under the work demand that satisfies release, dust disposal, and then guarantees that the dust removal is high-efficient goes on.

Drawings

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

FIG. 2 is an enlarged detail view of portion A of FIG. 1;

FIG. 3 is an enlarged detail view of the portion B in FIG. 1;

FIG. 4 is an enlarged detail view of the portion C of FIG. 1;

fig. 5 is a schematic top view of the rotating member.

In the figure: the dust removing device comprises a dust removing cylinder 1, a filter screen 2, an explosion-proof tube 3, a driving motor 4, a mounting disc 5, a mounting shaft 6, a fan blade 7, a connecting plate 8, a cleaning brush 9, an electromagnetic valve 10, an air inlet pipe 11, a dust exhaust pipe 12, a switch valve 13, a rotating cylinder 14, a rotating disc 15, a pawl 16, a ratchet wheel 17, a sealing plate 18, a connecting rod 19, a screw rod 20, a first bevel gear 21, a second bevel gear 22, a transmission shaft 23, a transmission chain wheel 24, a driving chain wheel 25, a third bevel gear 26, a fourth bevel gear 27 and an exhaust pipe 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, a dust removing device for a powder mixer comprises a dust removing cylinder 1, a filter screen 2, an explosion-proof tube 3, an exhaust pipe 28, a cleaning mechanism and a driving motor 4, wherein the filter screen 2 is horizontally and fixedly connected to the middle section of the dust removing cylinder 1, a mounting disc 5 is fixedly connected to the center of the filter screen 2, the exhaust pipe 28 is communicated to the side wall of the dust removing cylinder 1 and is arranged above the filter screen 2, a mounting shaft 6 is rotatably mounted in the exhaust pipe 28, a fan blade 7 is fixedly connected to the mounting shaft 6, and the driving motor 4 is in power connection with the mounting shaft 6; the explosion-proof pipe 3 is communicated with the top wall of the dust removing cylinder 1, a one-way valve is matched in the explosion-proof pipe 3, and the one-way valve is used for controlling air in the dust removing cylinder 1 to be discharged along the explosion-proof pipe 3; the cleaning mechanism is matched on the mounting disc 5 and comprises a rotating part, a connecting plate 8 and a cleaning brush 9, wherein the rotating part is rotatably installed on the lower surface of the mounting disc 5, the connecting plate 8 is fixedly connected on the rotating part and is arranged along the diameter direction of the mounting disc 5, the cleaning brush 9 is uniformly bonded on the upper surface of the connecting plate 8 and is in contact with the filter screen 2, the one-way valve is linked with the rotating part through a first transmission mechanism, when the one-way valve is opened under the action of air pressure, the connecting plate 8 and the cleaning brush 9 can be driven to rotate through the first transmission mechanism, the driving motor 4 is linked with the rotating part through a second transmission mechanism, the driving motor 4 drives the fan blade 7 to rotate while working, the connecting plate 8 and the cleaning brush 9 can be driven to rotate through the second transmission mechanism, and the cleaning brush 9 can clean dust attached to the lower surface of the filter screen 2 when rotating.

The main body of the exhaust pipe 28 is arranged along the vertical direction, the mounting shaft 6 is arranged along the axial direction of the main body structure of the exhaust pipe 28, the exhaust pipe 28 is also matched with the electromagnetic valve 10, and the electromagnetic valve 10 can control the communication state of the exhaust pipe 28 and the external environment.

The lateral wall intercommunication of dust removal section of thick bamboo 1 has intake pipe 11, and intake pipe 11 arranges the below side at filter screen 2, the intake pipe 11 other end is connected to the inner chamber of powder mixer, the air that carries the dust among the powder mixer gets into dust removal section of thick bamboo 1 back by intake pipe 11, upwards through filter screen 2, dust wherein is kept to filter screen 2 lower surface or falls into dust removal section of thick bamboo 1 bottom by filter screen 2 interception, and the air through filter screen 2 obtains purification treatment, and discharge by explosion-proof pipe 3 or blast pipe 28.

Under 4 shutdown conditions of driving motor, and solenoid valve 10 is in the closed condition, and dust collector is whole out of work this moment, and when atmospheric pressure was too big in the powder mixer, the part carried the air of dust and can pass through filter screen 2 and filter the back, is arranged outward by explosion-proof pipe 3 through check valve, avoids the too big emergence of pressure to explode in the powder mixer inner chamber, improves the security of powder mixer.

When the driving motor 4 works, the exhaust pipe 28 is in a negative pressure state under the action of the fan blades 7, so that air carrying dust in the powder stirring machine can enter the dust removing cylinder 1, and is discharged along the exhaust pipe 28 after being filtered by the filter screen 2, and the dust removing effect is realized.

The bottom of the dust removing cylinder 1 is arranged to be an inverted cone structure, the bottom of the inverted cone structure is communicated with a dust exhaust pipe 12, a switch valve 13 is matched on the dust exhaust pipe 12, the inverted cone structure can collect dust intercepted by the filter screen 2, and the switch valve 13 is opened to discharge the dust collected at the bottom of the dust removing cylinder 1.

The rotating part comprises a rotating drum 14, a rotating disc 15, a pawl 16 and a ratchet wheel 17, wherein the rotating disc 15 and the rotating drum 14 are both rotatably installed on the lower surface of the mounting disc 5, the rotating drum 14 is arranged on the periphery of the rotating disc 15, the ratchet wheel 17 is fixedly connected to the inner side wall of the rotating drum 14, the pawl 16 is rotatably installed on the outer edge of the rotating disc 15 and is matched and combined with the ratchet wheel 17, the connecting plate 8 is fixedly installed on the outer side wall of the rotating drum 14, the connecting plate 8 and the cleaning brush 9 on the connecting plate can be driven to rotate when the rotating drum 14 rotates, and a reed matched with the pawl 16 is further installed on the rotating disc 15 so as to ensure that the pawl 16 can be in a meshing state with the ratchet on the ratchet wheel 17.

The one-way valve and the first transmission mechanism are explained as follows. The one-way valve comprises a plurality of groups of sealing plates 18 which are uniformly distributed in the explosion-proof tube 3 and hinged with the inner wall of the explosion-proof tube 3, and torsion springs which are arranged in a matched manner with the sealing plates 18, wherein one end of each group of sealing plates 18, which is close to the inner wall of the explosion-proof tube 3, is fixedly connected with a limiting seat, when the sealing plates 18 are in a horizontal state and block the explosion-proof tube 3, the limiting seats are attached to the inner wall of the explosion-proof tube 3 to prevent the explosion-proof tube 3 from turning downwards to affect the sealing effect, the first transmission mechanism comprises a connecting rod 19 and a screw rod 20, the screw rod 20 vertically penetrates through the mounting plate 5 and keeps screwed connection with the axle center of the rotating plate 15, two ends of the connecting rod 19 are respectively hinged with the top end of the screw rod 20 and the lower surface of the sealing plates 18, when the sealing plates 18 are turned upwards under the action of air, the connecting rod 19 can drive the screw rod 20 to go upwards, further drive the rotating plate 15 to rotate anticlockwise, at the moment, the upper pawl 16 and the ratchet wheel 17 are in a meshed state, and can drive the ratchet wheel 17 and the rotating cylinder 14 fixedly connected with the ratchet wheel 17 to rotate, further drive the connecting plate 8 and the cleaning brush 9 to rotate, so as to clean dust attached to clean the lower surface of the filter screen 2. When the air pressure in the filter cartridge is not enough to act on the sealing plate 18 to turn upwards, the sealing plate 18 is in a horizontal state under the action of the torsion spring, the screw rod 20 is driven to move downwards, the rotating disc 15 is driven to rotate clockwise, in this state, the pawl 16 and the ratchet wheel 17 are in a non-meshing state and cannot transmit power, and the rotating cylinder 14 and the upper connecting plate 8 are in a static state.

The second transmission mechanism concerned is explained as follows. The driving motor 4 is fixedly installed outside the filter cylinder, the second transmission mechanism comprises a first bevel gear 21, a second bevel gear 22, a transmission shaft 23, a transmission chain wheel 24 and a driving chain wheel 25, wherein the driving chain wheel 25 is fixedly connected to a rotating shaft of the driving motor 4, the transmission shaft 23 is rotatably installed on the filter cylinder and horizontally penetrates through the wall of the filter cylinder to be arranged, the first bevel gear 21 is fixedly connected to the outer side wall of the rotating cylinder 14, the second bevel gear 22 and the transmission chain wheel 24 are respectively and fixedly connected to two ends of the transmission shaft 23, the second bevel gear 22 is meshed with the first bevel gear 21, and the transmission chain wheel 24 and the driving chain wheel 25 realize chain transmission through a chain.

When the driving motor 4 drives the mounting shaft 6 and the fan blade 7 to rotate, the driving sprocket 25 and the driving sprocket 24 are combined to drive the transmission shaft 23 and the second bevel gear 22 fixedly connected to the transmission shaft 23 to rotate, so as to drive the first bevel gear 21 and the rotating cylinder 14 fixedly connected to the first bevel gear 21 to rotate around the counterclockwise direction, and meanwhile, the connecting plate 8 and the cleaning brush 9 can be driven to rotate, so as to clean the filter screen 2.

When the rotary drum 14 drives the ratchet wheel 17 to rotate anticlockwise, in this state, the ratchet wheel 17 and the pawl 16 are in a non-meshed state, the rotary drum 14 cannot transmit power to the rotary disc 15, so that the rotary disc 15 is in a static state, and further the screw rod 20 cannot be driven to ascend and descend to control the opening and closing of the one-way valve.

Through the combination of the rotating part, the first transmission mechanism and the second transmission mechanism, the one-way valve and the driving motor 4 can independently control the rotation of the rotating cylinder 14, the connecting plate 8 and the cleaning brush 9, and the on-off state of the one-way valve cannot be interfered when the driving motor 4 controls the rotating cylinder 14 to rotate.

The following technical means are provided to explain the interlocking manner of the drive motor 4 and the mounting shaft 6. The bottom end of the mounting shaft 6 penetrates out of the exhaust pipe 28, a third bevel gear 26 is fixedly connected to the bottom end of the mounting shaft 6, a fourth bevel gear 27 is fixedly connected to the rotating shaft of the driving motor 4, and the fourth bevel gear 27 is meshed with the third bevel gear 26. When the driving motor 4 works, the fourth bevel gear 27 is driven to rotate, so as to drive the third bevel gear 26 and the mounting shaft 6 fixedly connected with the third bevel gear 26 to rotate, so as to drive the fan blade 7 to rotate to drive air to be discharged outwards along the exhaust pipe 28.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 utility model provides a dust collector that powder agitator used with which characterized in that: the dust removing device comprises a dust removing cylinder (1), a filter screen (2), an explosion-proof pipe (3), an exhaust pipe (28), a cleaning mechanism and a driving motor (4), wherein the filter screen (2) is horizontally and fixedly connected to the middle section of the dust removing cylinder (1), a mounting disc (5) is fixedly connected to the center of the filter screen (2), the exhaust pipe (28) is communicated to the side wall of the dust removing cylinder (1) and arranged above the filter screen (2), a mounting shaft (6) is rotatably mounted in the exhaust pipe (28), fan blades (7) are fixedly connected to the mounting shaft (6), and the driving motor (4) is in power connection with the mounting shaft (6); the explosion-proof pipe (3) is communicated to the top wall of the dust removing cylinder (1), and a one-way valve is matched in the explosion-proof pipe (3); supporting being equipped with on mounting disc (5) clearance mechanism, and clearance mechanism include rotating element, connecting plate (8), cleaning brush (9), wherein rotating element rotate install in the lower surface of mounting disc (5), connecting plate (8) rigid coupling is arranged on rotating element and along mounting disc (5) diameter direction, and cleaning brush (9) evenly bond at connecting plate (8) upper surface and contact with filter screen (2), one way check valve links with rotating element mutually through first drive mechanism, driving motor (4) link with rotating element mutually through second drive mechanism.

2. The dust removing device matched with the powder stirrer according to claim 1, wherein the dust removing device comprises: the rotating component comprises a rotating cylinder (14), a rotating disc (15), a pawl (16) and a ratchet wheel (17), wherein the rotating disc (15) and the rotating cylinder (14) are both rotatably installed on the lower surface of the mounting disc (5), the rotating cylinder (14) is arranged on the periphery of the rotating disc (15), the ratchet wheel (17) is fixedly connected to the inner side wall of the rotating cylinder (14), the pawl (16) is rotatably installed on the outer edge of the rotating disc (15) and is matched and combined with the ratchet wheel (17), and the connecting plate (8) is fixedly installed on the outer side wall of the rotating cylinder (14).

3. The dust removing device matched with the powder stirrer according to claim 2, wherein the dust removing device comprises: the one-way valve comprises a plurality of groups of sealing plates (18) which are uniformly distributed in the explosion-proof pipe (3) and hinged to the inner wall of the explosion-proof pipe (3), and torsion springs which are installed in a matched mode with the sealing plates (18), wherein a first transmission mechanism comprises a connecting rod (19) and a screw rod (20), the screw rod (20) vertically penetrates through the installation disc (5) and is in rotary connection with the axis of the rotating disc (15), and two ends of the connecting rod (19) are hinged to the top end of the screw rod (20) and the lower surface of the sealing plate (18) respectively.

4. The dust removal device matched with the powder stirrer according to claim 2, wherein the dust removal device comprises: the driving motor (4) is fixedly installed on the outer side of the filter cylinder, the second transmission mechanism comprises a first bevel gear (21), a second bevel gear (22), a transmission shaft (23), a transmission chain wheel (24) and a driving chain wheel (25), wherein the driving chain wheel (25) is fixedly connected to a rotating shaft of the driving motor (4), the transmission shaft (23) is rotatably installed on the filter cylinder and horizontally penetrates through the wall of the filter cylinder to be arranged, the first bevel gear (21) is fixedly connected to the outer side wall of the rotating cylinder (14), the second bevel gear (22) and the driving chain wheel (24) are fixedly connected to the two ends of the transmission shaft (23) respectively, the second bevel gear (22) is meshed with the first bevel gear (21), and the transmission chain wheel (24) and the driving chain wheel (25) realize chain transmission through a chain.

5. The dust removal device matched with the powder stirrer according to claim 1, wherein the dust removal device comprises: the bottom of the mounting shaft (6) penetrates out of the outer side of the exhaust pipe (28), a third bevel gear (26) is fixedly connected to the bottom of the mounting shaft (6), a fourth bevel gear (27) is fixedly connected to the rotating shaft of the driving motor (4), and the fourth bevel gear (27) is meshed with the third bevel gear (26).