CN212309131U - Elastic vibration dust remover - Google Patents
Elastic vibration dust remover Download PDFInfo
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- CN212309131U CN212309131U CN202022021727.1U CN202022021727U CN212309131U CN 212309131 U CN212309131 U CN 212309131U CN 202022021727 U CN202022021727 U CN 202022021727U CN 212309131 U CN212309131 U CN 212309131U
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- cloth bag
- box
- sack
- hollow shaft
- elastic vibration
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Abstract
The utility model discloses an elasticity vibrations dust remover, including shell, sack, elasticity vibrations support, ash collecting box, base and air-supply line, base top fixedly connected with shell, the inside both sides fixed connection ash collecting box of shell, ash collecting box's top has been seted up input-output port and this position and has been installed sack fixture, and ash collecting box has the elasticity vibrations support at its input-output port position through connection simultaneously. The utility model changes the cloth bag arrangement mode of the prior cloth bag dust remover, and takes account of air inlet and dust falling, thereby simplifying the basic structure; simultaneously the utility model discloses a mechanism that can reciprocating vibrations realizes the periodic sack of beating of dust removal in-process, utilizes sack self elasticity after tightening for the dust of piling up between sack mesh gap can be shaken and drops, and then keeps the efficiency of sack dust removal and improves the life of sack.
Description
Technical Field
The utility model relates to a dust collecting equipment specifically is an elasticity vibrations dust remover.
Background
Along with the development of industry, the pollution that industry produced is also more and more, and the position of environmental protection equipment in industrial production is more and more high, and this application mainly provides a purifier who contains dust waste gas in industrial production, and is the sack cleaner that is common at present.
In the prior bag-type dust collector, a core component, namely a bag, is generally in a relatively static state, dust-containing airflow enters the bag, the bag retains the dust in the bag, and gas is discharged from gaps of the bag; therefore, the filter holes on the cloth bag are blocked, or the dust is accumulated to form blocks, which affects the filtering effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elasticity vibrations dust remover to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an elastic vibration dust collector comprises a shell, cloth bags, an elastic vibration support, a dust collecting box, a base and an air inlet pipeline, wherein the shell is fixedly connected above the base, the dust collecting box is fixedly connected to two sides inside the shell, an input and output port is formed in the upper portion of the dust collecting box, a cloth bag clamping mechanism is installed at the position, the elastic vibration support is connected to the position of the input and output port of the dust collecting box in a penetrating mode, the cloth bags are sleeved on the elastic vibration support, openings of the cloth bags face downwards and are clamped by the cloth bag clamping mechanism, and therefore air inlet and falling of dust under the action of the elastic vibration support are facilitated; the air inlet that ash collecting box one side was seted up all passes through the pipe connection on the intake stack, and the draught fan is connected to the input of intake stack.
As a further aspect of the present invention: a plurality of air outlets are formed in the side face of the shell and used for exhausting air, and meanwhile, a manhole with a cover plate is formed in the position, corresponding to the cloth bag, of the top of the shell, so that manual work can enter the shell conveniently to replace the cloth bag.
As a further aspect of the present invention: the elastic vibration support comprises a telescopic column, a lower hollow shaft, a vibration box, an eccentric wheel, a lifting driving motor, a wire pipe, a lead screw A, an upper hollow shaft, a box cover, a main shaft, a top supporting plate and a hemispherical head, wherein the upper opening of the vibration box is fixedly connected with the box cover through a bolt, the bottom surface of the lower part of the vibration box is provided with a hole, and the edge of the hole is welded with the upper end port of the lower hollow shaft; the lower hollow shaft is internally and rotatably connected with a main shaft through a bearing, the upper end part of the main shaft is fixedly connected with the rotating center of an eccentric wheel arranged in the vibration box, the lower end of the main shaft is connected with an output shaft of a vibration driving motor through a coupling, the vibration driving motor is connected on a flange plate welded at the lower end part of the lower hollow shaft through a screw, and the elastic vibration mechanism arranged on the surface of the vibration box is driven through the reciprocating motion of the vibration driving motor.
As a further aspect of the present invention: the top of the box cover is also provided with a hole, and the edge of the hole is welded with the lower end port of the upper hollow shaft; an inner support is fixedly connected to the inner side of the bottom of the box cover through a screw, a lifting driving motor is fixedly connected to the upper portion of the inner support, the output end of the lifting driving motor is connected with a lead screw A through a coupler, the lead screw A is in threaded connection with a threaded through hole formed in the axis position of the telescopic column, and the telescopic column is further connected into the upper hollow shaft in a sliding mode; the lower surface of top backup pad is passed through screw fixed connection at flexible post top up, and the upper surface fixed connection of top backup pad has the hemisphere head simultaneously.
As a further aspect of the present invention: the inner wall of the upper hollow shaft is integrally formed with a processing line pipe, and grooves distributed along the axial direction of the outer surface of the telescopic column corresponding to the line pipe are formed in the outer surface of the telescopic column.
As a further aspect of the present invention: the lower end of the lower hollow shaft sequentially penetrates through an input/output port formed above the ash collecting box and a through hole formed below the ash collecting box, and the outer surface of the lower hollow shaft is welded with the through hole formed below the ash collecting box; the lower hollow shaft is positioned on the upper surface of the dust collecting box and is fixedly connected with the cloth bag clamping mechanism.
As a further aspect of the present invention: the cloth bag clamping mechanism mainly comprises a circular seat, an arc-shaped pressing strip A, an arc-shaped pressing strip B, a screw rod B and a knob, wherein the main body of the circular seat is a circular steel plate with a hole in the center, an annular steel ring coaxial with the center hole is welded on the circular steel plate, the arc-shaped pressing strip A and the arc-shaped pressing strip B are respectively arranged on two sides of the annular steel ring, and inverted T-shaped sliding blocks are welded at the bottoms of the arc-shaped pressing strip A and the arc-shaped pressing strip B and are slidably connected into inverted T-shaped sliding grooves correspondingly; the end part of the arc-shaped pressing strip B is connected with one end of the corresponding screw rod B through a bearing, the surface thread of the screw rod B is connected with the thread through hole thread formed in the end part corresponding to the arc-shaped pressing strip A, the other end of the screw rod B is connected with the knob, in the process of actual use, the bag mouth of the cloth bag is sleeved downwards from the top of the elastic vibration support until the bag mouth is sleeved on the annular steel ring, and then the knob is manually rotated, so that the bag mouth is pressed tightly on the annular steel ring through the arc-shaped pressing strip A and the arc-shaped pressing strip.
As a further aspect of the present invention: elastic vibration mechanism mainly comprises solid fixed cylinder, drive hammer, spring, connecting rod and wheel, and the one end of solid fixed cylinder adopts threaded form can dismantle connect in the screw through-hole department that vibrations box surface was seted up and with the high setting such as eccentric wheel, the inside of solid fixed cylinder is provided with the connecting rod, and the one end of connecting rod is passed the slip hole that the solid fixed cylinder other end was seted up and is connected outside drive hammer, and the material of drive hammer is the rubber material, the wheel carrier of wheel is connected to the other end of connecting rod, and the wheel rolls the track inslot that sets up on the eccentric wheel surface, the middle part of connecting rod is still contour machining has the round baffle, is provided with the spring between baffle and the solid fixed cylinder other end tip.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model changes the cloth bag arrangement mode of the prior cloth bag dust remover, and takes account of air inlet and dust falling, thereby simplifying the basic structure; simultaneously the utility model discloses a mechanism that can reciprocating vibrations realizes the periodic sack of beating of dust removal in-process, utilizes sack self elasticity after tightening for the dust of piling up between sack mesh gap can be shaken and drops, and then keeps the efficiency of sack dust removal and improves the life of sack.
Drawings
Fig. 1 is a schematic structural diagram of an elastic vibration dust remover.
Fig. 2 is a schematic structural diagram of a single cloth bag in the elastic vibration dust collector.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
FIG. 4 is a schematic structural diagram of a cloth bag clamping mechanism in the elastic vibration dust collector.
In the figure: the device comprises a shell 1, a cloth bag 2, an elastic vibration support 3, an ash collecting box 4, a base 5, an air inlet pipeline 6, an air outlet 7, a manhole 8 with a cover plate, a round seat 9, a telescopic column 10, a lower hollow shaft 11, a vibration box 12, an eccentric wheel 13, a lifting driving motor 14, a line pipe 15, a lead screw A16, an upper hollow shaft 17, a box cover 18, a fixed cylinder 19, a hammer 20, a spring 21, a connecting rod 22, a wheel 23, a main shaft 24, an arc-shaped pressing strip A25, an arc-shaped pressing strip B26, a lead screw B27, a knob 28, an inverted T-shaped sliding groove 29, a top supporting plate 30, a hemispherical head 31 and a vibration driving.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-4, in an embodiment of the present invention, an elastic vibration dust collector includes a housing 1, a cloth bag 2, an elastic vibration support 3, an ash collecting box 4, a base 5 and an air inlet duct 6, the housing 1 is fixedly connected above the base 5, the ash collecting box 4 is fixedly connected on two sides inside the housing 1, an input-output port is opened above the ash collecting box 4, and a cloth bag clamping mechanism is installed on the ash collecting box 4, meanwhile, the elastic vibration support 3 is connected to the ash collecting box 4 at the input-output port through the position, the cloth bag 2 is sleeved on the elastic vibration support 3, and an opening of the cloth bag 2 faces downward and is clamped by the cloth bag clamping mechanism; an air inlet formed in one side of the dust collecting box 4 is connected to an air inlet pipeline 6 through a pipeline, and the input end of the air inlet pipeline 6 is connected with an induced draft fan and used for sucking air with dust into the air inlet pipeline 6 and finally realizing dust removal through the cloth bag 2;
a plurality of air outlets 7 are formed in the side face of the shell 1 and used for exhausting air, and meanwhile, a manhole 8 with a cover plate is formed in the position, corresponding to the cloth bag 2, of the top of the shell, so that manual work can enter the shell to replace the cloth bag.
The elastic vibration support 3 comprises a telescopic column 10, a lower hollow shaft 11, a vibration box 12, an eccentric wheel 13, a lifting driving motor 14, a wire pipe 15, a lead screw A16, an upper hollow shaft 17, a box cover 18, a main shaft 24, a top supporting plate 30 and a hemispherical head 31, wherein the upper opening and the opening position of the vibration box 12 are fixedly connected with the box cover 18 through bolts, the bottom surface of the lower part of the vibration box 12 is provided with a hole, the edge of the hole is welded with an upper end port of the lower hollow shaft 11, the top of the box cover 18 is also provided with a hole, and the edge of the hole is welded with a lower end port; an inner support is fixedly connected to the inner side of the bottom of the box cover 18 through a screw, a lifting driving motor 14 is fixedly connected to the upper portion of the inner support, the output end of the lifting driving motor 14 is connected with a lead screw A16 through a coupler, the lead screw A16 is in threaded connection with a threaded through hole formed in the axis position of the telescopic column 10, and the telescopic column 10 is further connected into the upper hollow shaft 17 in a sliding mode, so that the lifting driving motor can drive the telescopic column 10 to move up and down; the upward top of the telescopic column 10 is fixedly connected with the lower surface of the top supporting plate 30 through screws, and meanwhile, the upper surface of the top supporting plate 30 is fixedly connected with the hemispherical head 31, the hemispherical structure can facilitate the installation of the cloth bag, in addition, the screws are screwed up from the lower part of the supporting plate 30 to connect the hemispherical head 31, so that the screw position can be hidden, and the cloth bag is prevented from being damaged due to the clamping lines of the screw holes and the screw heads;
the utility model discloses a vibration bag, including lower hollow shaft 11, the interior main shaft 24 that is connected with through the bearing rotation of lower hollow shaft 11, the upper end fixed connection of main shaft 24 is in the eccentric wheel 13 rotational center position that sets up in vibrations box 12, and the lower extreme of main shaft 24 passes through the shaft coupling and connects at the output shaft of vibrations driving motor 32, and vibrations driving motor 32 passes through the screw connection on the flange board of lower hollow shaft 11 lower extreme tip welded, through the elastic vibration mechanism of motor reciprocating motion drive vibrations box 12 surface mounting to the realization is hit beating of sack.
The inner wall of the upper hollow shaft 17 is integrally formed to process the line pipe 15, and the outer surface of the telescopic column 10 corresponding to the line pipe 15 is provided with grooves distributed along the axial direction of the telescopic column, so that the situation that the telescopic column 10 is prevented from deflecting in a limiting mode is achieved, and wires can be conveniently led away from the inside when a sensor is arranged above the telescopic column.
The lower end of the lower hollow shaft 11 sequentially penetrates through an input/output port formed above the ash collecting box 4 and a through hole formed below the ash collecting box 4, and the outer surface of the lower hollow shaft 11 is welded with the through hole formed below the ash collecting box 4 so as to fix the mechanism; the lower hollow shaft 11 is positioned on the upper surface of the dust collecting box 4 and is fixedly connected with the cloth bag clamping mechanism.
The cloth bag clamping mechanism mainly comprises a circular seat 9, an arc-shaped pressing strip A25, an arc-shaped pressing strip B26, a lead screw B27 and a knob 28, wherein the main body of the circular seat 9 is a circular steel plate with a hole in the center, an annular steel ring coaxial with the center hole is welded on the circular steel plate, the arc-shaped pressing strip A25 and the arc-shaped pressing strip B26 are respectively arranged on two sides of the annular steel ring, and inverted T-shaped sliding blocks are welded at the bottoms of the arc-shaped pressing strip A25 and the arc-shaped pressing strip B26 and are slidably connected in inverted T-shaped sliding grooves 29 correspondingly formed; the tip of arc layering B26 all corresponds the one end of lead screw B27 through bearing connection, the screw through-hole threaded connection that the surperficial screw thread of lead screw B27 and the corresponding tip of arc layering A25 were seted up, and knob 28 is connected to the other end of lead screw B27, in the in-process of in-service use, embolia the sack of sack downwards from the top of elastic vibration support 3, until sheatheeing the sack on the ring-shaped steel ring, then manual rotation knob 28, make arc layering A25 and arc layering B26 compress tightly the sack on the ring-shaped steel ring, the elastic vibration support 3 that the cooperation top can go up and down at last, realize propping up the sack.
The elastic vibration mechanism mainly comprises a fixed cylinder 19, a driving hammer 20, a spring 21, a connecting rod 22 and a wheel 23, wherein one end of the fixed cylinder 19 is detachably connected with a threaded through hole formed in the surface of the vibration box 12 in a threaded manner and is arranged at the same height as an eccentric wheel, the connecting rod 22 is arranged inside the fixed cylinder 19, one end of the connecting rod 22 penetrates through a sliding hole formed in the other end of the fixed cylinder 19 and is connected with the external driving hammer 20, the driving hammer 20 is made of rubber, the other end of the connecting rod 22 is connected with a wheel carrier of the wheel 23, the wheel 23 is arranged in a track groove formed in the surface of the eccentric wheel in a rolling manner, a circle of baffle plate is further formed in the middle of the connecting rod 22, the spring 21 is arranged between the baffle plate and the inner wall of the end part of the other end of the fixed cylinder 19, so that the eccentric wheel drives the driving hammer 20 to reciprocate when, so as to improve the service cycle of the cloth bag and the service efficiency in the cycle.
The implementation process of the elastic vibration dust remover is as follows:
(1) before the first use or after the waste cloth bag is detached, firstly, a manhole at the top of the shell is required to be opened, then the cloth bag is manually sleeved on the elastic vibration support 3, and the bag opening is fixed by using a cloth bag clamping mechanism, so that the bag opening is ensured to be tightly contacted with a joint during fixing, and the leakage of waste gas with dust is avoided;
(2) after the cloth bag is installed, the system is powered on, the cloth bag state is detected through a pressure sensor arranged between the hemispherical head 31 and the supporting plate 30, when the cloth bag is in a loose state, a controller connected with the pressure sensor controls the lifting driving motor 14 to drive the hemispherical head 31 to lift, and when the pressure sensor detects that the pressure is increased to a set value (namely the pressure fed back to the pressure sensor after the cloth bag is tightened), the lifting driving motor 14 stops working;
(3) starting the induced draft fan to enable waste gas containing dust to enter from the air inlet pipeline 6 and finally enter the cloth bag 2 through the dust collecting box 4, and enabling the gas filtered by the cloth bag 2 to enter the shell 1 and finally be discharged to the environment through the exhaust hole 7;
(4) in the dust removal process, the elastic vibration mechanism is started to work at regular time, namely, the vibration driving motor 32 drives the eccentric wheel to rotate so as to drive the hammer in the elastic vibration mechanism to strike the cloth bag in a reciprocating mode, so that dust concentrated on the inner wall of the cloth bag is vibrated down and finally concentrated in the dust collection box, and finally the dust is discharged.
In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. An elastic vibration dust collector comprises a base (5) and an air inlet pipeline (6), and is characterized in that a shell (1) is fixedly connected above the base (5), dust collecting boxes (4) are fixedly connected to two sides of the inside of the shell (1), an input and output port is formed above each dust collecting box (4), a cloth bag clamping mechanism is installed at the position, an elastic vibration support (3) penetrates through the positions of the input and output ports of the dust collecting boxes (4), a cloth bag (2) is sleeved on each elastic vibration support (3), the opening of the cloth bag (2) faces downwards and is clamped by the cloth bag clamping mechanism, and air inlet and falling of dust under the action of the elastic vibration supports (3) are facilitated; the air inlet that ash collecting box (4) one side was seted up all passes through the pipe connection on air-supply line (6), and the draught fan is connected to the input of air-supply line (6).
2. The elastic vibration dust collector of claim 1, wherein the side of the shell (1) is provided with a plurality of air outlets (7) for exhausting air, and a manhole (8) with a cover plate is arranged at the top of the shell corresponding to the cloth bag (2) so as to facilitate manual entering and replacing the cloth bag.
3. The elastic vibration dust collector of claim 1, wherein the elastic vibration bracket (3) comprises a lower hollow shaft (11), a vibration box (12), an eccentric wheel (13), a box cover (18) and a main shaft (24), the upper part of the vibration box (12) is opened, the box cover (18) is fixedly connected with the opening position through a bolt, the lower bottom surface of the vibration box (12) is provided with a hole, and the edge of the hole is welded with the upper end port of the lower hollow shaft (11); the utility model discloses a vibration box, including lower hollow shaft (11), be connected with main shaft (24) through the bearing rotation in lower hollow shaft (11), the upper end fixed connection of main shaft (24) puts at eccentric wheel (13) rotation center that sets up in vibrations box (12), the lower extreme of main shaft (24) passes through the coupling joint and puts at the output shaft of vibrations driving motor (32), vibrations driving motor (32) pass through the screw connection under on hollow shaft (11) lower extreme tip welded flange board, through vibrations driving motor (32) reciprocating motion drive vibrations box (12) surface mounting's elastic vibration mechanism.
4. The elastic vibration dust collector of claim 3, characterized in that the top of the box cover (18) is also open and the edge of the hole is welded with the lower end port of the upper hollow shaft (17); an inner support is fixedly connected to the inner side of the bottom of the box cover (18) through a screw, a lifting driving motor (14) is fixedly connected to the upper portion of the inner support, the output end of the lifting driving motor (14) is connected with a lead screw A (16) through a coupler, the lead screw A (16) is in threaded connection with a threaded through hole formed in the axis position of the telescopic column (10), and the telescopic column (10) is further connected into an upper hollow shaft (17) in a sliding mode; the top of flexible post (10) up passes through the lower surface of screw fixed connection top backup pad (30), and the upper surface fixed connection of top backup pad (30) has hemisphere head (31) simultaneously.
5. The elastic-vibration dust collector of claim 4, wherein the inner wall of the upper hollow shaft (17) is integrally formed with a wire tube (15), and the outer surface of the telescopic column (10) corresponding to the wire tube (15) is provided with grooves distributed along the axial direction of the telescopic column.
6. The elastic vibration dust remover according to claim 3, wherein the lower end of the lower hollow shaft (11) sequentially passes through an input/output port formed above the dust collecting box (4) and a through hole formed below the dust collecting box, and the outer surface of the lower hollow shaft (11) is welded with the through hole formed below the dust collecting box (4); the lower hollow shaft (11) is positioned on the upper surface of the dust collecting box (4) and is fixedly connected with the cloth bag clamping mechanism.
7. The elastic vibration dust collector of claim 1 or 6, wherein the cloth bag clamping mechanism mainly comprises a circular seat (9), an arc-shaped pressing strip A (25), an arc-shaped pressing strip B (26), a screw rod B (27) and a knob (28), the main body of the circular seat (9) is a circular steel plate with a hole at the center, an annular steel ring coaxial with the center hole is welded on the circular steel plate, the arc-shaped pressing strip A (25) and the arc-shaped pressing strip B (26) are respectively arranged at two sides of the annular steel ring, and inverted T-shaped sliding blocks are welded at the bottoms of the arc-shaped pressing strip A (25) and the arc-shaped pressing strip B (26) and are slidably connected in inverted T-shaped sliding grooves (29) correspondingly formed in the circular seat (9); the tip of arc layering B (26) all corresponds the one end of lead screw B (27) through bearing connection, the screw through-hole threaded connection that the surface screw thread of lead screw B (27) and arc layering A (25) correspond the tip and set up, and knob (28) is connected to the other end of lead screw B (27), at the in-process of in-service use, embolia the sack of sack downwards from the top of elastic shock support (3), until the sack overlaps on the ring steel ring, then manual rotation knob (28) for arc layering A (25) and arc layering B (26) compress tightly the sack on the ring steel ring.
8. The elastic vibration dust collector of claim 3, wherein the elastic vibration mechanism is mainly composed of a fixed cylinder (19), a hammer (20), a spring (21), a connecting rod (22) and a wheel (23), one end of the fixed cylinder (19) is detachably connected with a threaded through hole arranged on the surface of the vibration box (12) in a threaded manner and is arranged at the same height with the eccentric wheel, a connecting rod (22) is arranged inside the fixed cylinder (19), one end of the connecting rod (22) passes through a sliding hole formed in the other end of the fixed cylinder (19) and is connected with an external hammer (20), the hammer (20) is made of rubber, the other end of the connecting rod (22) is connected with a wheel carrier of a wheel (23), the wheel (23) is arranged in a track groove arranged on the surface of the eccentric wheel in a rolling way, a ring of baffle is formed in the middle of the connecting rod (22), and a spring (21) is arranged between the baffle and the inner wall of the end part at the other end of the fixed cylinder (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022021727.1U CN212309131U (en) | 2020-09-16 | 2020-09-16 | Elastic vibration dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022021727.1U CN212309131U (en) | 2020-09-16 | 2020-09-16 | Elastic vibration dust remover |
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| Publication Number | Publication Date |
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| CN212309131U true CN212309131U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022021727.1U Active CN212309131U (en) | 2020-09-16 | 2020-09-16 | Elastic vibration dust remover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337216A (en) * | 2021-01-11 | 2021-02-09 | 山东万达环保科技有限公司 | High-frequency shaking type explosion-proof bag-type dust collector |
-
2020
- 2020-09-16 CN CN202022021727.1U patent/CN212309131U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337216A (en) * | 2021-01-11 | 2021-02-09 | 山东万达环保科技有限公司 | High-frequency shaking type explosion-proof bag-type dust collector |
| CN112337216B (en) * | 2021-01-11 | 2021-03-26 | 山东万达环保科技有限公司 | High-frequency shaking type explosion-proof bag-type dust collector |
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