CN221471213U - Automatic clean bag collector - Google Patents
Automatic clean bag collector Download PDFInfo
- Publication number
- CN221471213U CN221471213U CN202322937231.2U CN202322937231U CN221471213U CN 221471213 U CN221471213 U CN 221471213U CN 202322937231 U CN202322937231 U CN 202322937231U CN 221471213 U CN221471213 U CN 221471213U
- Authority
- CN
- China
- Prior art keywords
- dust
- containing gas
- air chamber
- gas inlet
- filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 claims abstract description 191
- 238000004140 cleaning Methods 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 4
- 239000002344 surface layer Substances 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the field of dust filtration, in particular to an automatic cleaning bag type dust collector, which comprises a dust collector shell, wherein the filter shell is provided with two dust-containing gas inlets, a dust-removing gas outlet and two dust collecting hoppers, a plurality of filter bags are arranged in the filter shell, the filter bags divide the dust collector into a dust-containing gas chamber and a clean gas chamber, the dust-containing gas chamber is divided into a first gas chamber and a second gas chamber from left to right by a partition plate, the dust-containing gas inlets are respectively arranged on the first gas chamber and the second gas chamber, the dust-containing gas inlets are provided with dust-containing gas inlet pipes, venturi tubes are connected onto the dust-containing gas inlet pipes in series, the side walls of the venturi tubes are connected with low-pressure suction tubes, the low-pressure suction tubes are connected with the first gas chamber and the second gas chamber, and the other ends of the low-pressure suction tubes are connected beside the dust-containing gas inlet of the other gas chamber. The dust collector can clean dust accumulated on the inner wall of the filter bag under the condition that the dust collector works.
Description
Technical Field
The utility model relates to the field of dust filtration, in particular to an automatic cleaning bag type dust collector.
Background
The bag type dust collector is a dry dust filtering device. It is suitable for capturing fine, dry, non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, dust-containing gas is filtered by utilizing the filtering effect of fiber fabric, and when the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls down due to the effect of gravity and falls into the ash bucket, and when the gas containing finer dust passes through the filter material, the dust is blocked, so that the gas is purified.
However, accumulated dust adhered to the inner wall of a filter bag of the dust remover easily occurs, gaps on the filter bag can be blocked by accumulation for a period of time, the filtering efficiency of the dust remover is seriously affected, after the filter bag is blocked, maintenance personnel must stop the dust remover to work so as to clean the inner wall of the filter bag, and some factories often install at least two dust removers in order not to influence production, so that the situation that the production is stopped because of the maintenance of the dust removers is prevented, and operators still need to clean the site after the maintenance is finished, so that the process is time-consuming and labor-consuming, and the dust remover which can also be used for maintaining and cleaning the dust adhered to the inner wall of the filter bag during the work of the dust remover is necessary to be provided.
Disclosure of utility model
The utility model aims to provide an automatic cleaning bag type dust collector, which aims to solve the problem that dust accumulated on the inner wall of a filter bag cannot be cleaned when the dust collector works.
In order to solve the technical problems, the technical means of the automatic cleaning bag type dust collector adopted by the utility model are as follows: the dust collector comprises a dust collector shell, wherein the dust collector shell is provided with a first dust-containing gas inlet, a second dust-containing gas inlet, a dust-removing gas outlet and two dust collection hoppers, a plurality of filter bags are arranged in the filter shell, a filter fixing frame is arranged on the periphery of each filter bag, the filter bags divide the dust collector into a dust-containing air chamber and a clean air chamber, and the dust-containing air chamber is divided into a first air chamber and a second air chamber from left to right by a partition plate; the first dust-containing gas inlet is positioned on the first air chamber, a first dust-containing gas inlet pipe is arranged on the first dust-containing gas inlet, a first venturi tube is connected in series on the first dust-containing gas inlet pipe, a first low-pressure suction pipe is arranged on the side wall of the first venturi tube, the low-pressure suction pipe is respectively connected with the first air chamber and the second air chamber, and the other end of the first low-pressure suction pipe is connected beside the second dust-containing gas inlet; the second air chamber is connected with a second dust-containing gas inlet, a second dust-containing gas inlet pipe, a second Venturi pipe and a second low-pressure suction pipe which are the same in the same way; the first dust-containing gas inlet pipe is provided with a first switching valve on the first venturi tube and the second low-pressure suction tube, the first low-pressure suction tube is provided with a second switching valve, and the second dust-containing gas inlet pipe and the second low-pressure suction tube are provided with a third switching valve and a fourth switching valve; the lower end of the first air chamber is provided with a first dust outlet, a horizontal strip-shaped through hole is formed in the first dust outlet, and a first baffle is arranged in the strip-shaped through hole; the lower end of the second air chamber is provided with a second dust outlet, the second dust outlet is provided with a horizontal strip-shaped through hole, and a second baffle is arranged in the strip-shaped through hole.
The automatic cleaning bag type dust collector of the technical scheme has the following technical advantages: when the dust remover works normally, only the first switch valve and the third switch valve are required to be opened, the second switch valve and the fourth switch valve are required to be closed, so that dust-containing gas enters the first air chamber and the second air chamber from the first dust-containing air inlet and the second dust-containing air inlet respectively, then passes through the filter bag above the first air chamber and the second air chamber, reaches the clean air chamber at the uppermost part of the dust remover, and finally leaves the dust remover through the dust-removing gas outlet above the clean air chamber, thereby obtaining dust-removing gas; when the dust remover works for a period of time, dust on the inner wall of the filter bag is accumulated and adhered to the dust to seriously influence the filtering efficiency of the filter screen, and the dust adhered to the inner wall of the filter bag needs to be cleaned; the third switch valve is closed, the second switch valve is opened, at the moment, the first venturi tube starts to work, dust-containing gas flows into the first venturi tube to generate a negative pressure area, the negative pressure area enables dust-containing gas in a first low-pressure suction tube on the side wall of the first venturi tube to be sucked into the first venturi tube, the pressure of a second air chamber connected with the first low-pressure suction tube also causes partial negative pressure because internal gas is sucked away, the dust-containing gas mixed in the first venturi tube flows into the first air chamber and flows out through a filter bag above the first air chamber, a part of mixed dust-containing gas flows out from a dust-removing gas outlet on a clean air chamber, a part of mixed dust-containing gas is sucked into the second air chamber due to pressure difference between the upper part and the lower part of the second air chamber, at the moment, a part of gas in the clean air chamber flows into the second air chamber, dust adhered to the inside the filter bag above the second air chamber is blown away by the gas flowing into the second air chamber, and finally falls and is accumulated above the first dust outlet, and the process lasts for a period of time, so that dust on the inner wall of the filter bag can be cleaned; after a period of time, the first switch valve and the second switch valve are closed, the third switch valve and the fourth switch valve are opened, dust cleaning on the inner wall of the filter cloth bag above the first air chamber can be realized after the process is continued for a period of time, and when the dust in the filter cloth bag above the first air chamber is cleaned, the fourth switch valve is closed, and the first switch valve is opened, so that the dust remover can recover to normal work. The whole cleaning process does not need to stop the work of the dust remover, does not need to install a plurality of dust removers to meet the coordination work during maintenance, can generate pressure difference between the inside and the outside of the filter bag through a plurality of venturi tubes, low-pressure suction pipes and a plurality of switching valves which are arranged on the dust-containing gas inlet pipe, and forms reverse flowing gas to automatically clean dust on the inner wall of the filter bag, thereby greatly improving the efficiency during maintenance and cleaning, and the frequency of maintenance and cleaning can be appropriately frequent, so that the filtering effect of the filter bag can always be in the optimal state.
Preferably, in order to maintain the maximum contact area between the inside of the filter bag and the dust-containing gas and to maximize the filtering effect, a skeleton structure is provided inside the filter bag, which can fixedly support the filter bag on the filter bag fixing frame.
Preferably, a rubber sleeve is arranged in a gap between the filter bag fixing frame and the filter bag, so that dust-containing gas inside the filter bag and gas after dust removal outside the filter bag can be better sealed and separated.
Preferably, in order to prevent dust filtered by the filter bag from falling and accumulating on the inner walls of the first air chamber and the second air chamber, smooth mirror layers are respectively arranged on the inner walls of the lower half parts of the first air chamber and the second air chamber.
Preferably, through holes for fixing bolts are formed in rectangular fixing blocks of the support, so that the dust collector is fixed on the ground through the bolts on the ground, a part of vibration generated by the dust collector is consumed in the ground, and noise generated when the dust collector operates is reduced.
Preferably, in order to facilitate collection and cleaning of dust in the dust remover, a first dust outlet and a second dust outlet are provided with axes perpendicular to the horizontal plane.
Preferably, the first dust outlet and the second dust outlet are arranged on the inner side of the outer circle, so that the strip-shaped through holes on the first dust outlet and the second dust outlet are in sliding fit with the first baffle and the second baffle.
Preferably, for convenience in mounting the dusty gas inlet tube to the cleaner housing, mating internal and external threads are provided between the dusty gas inlet and the dusty gas inlet tube.
Preferably, a first venturi and a second venturi are provided, which create a negative pressure zone in a direction coinciding with the direction of flow of the dust-laden gas, advantageously creating a pressure difference between the first air chamber and the second air chamber.
Drawings
FIG. 1 is a schematic view of a dust collector according to the present utility model;
FIG. 2 is a schematic view of the cleaning of dust from the inner walls of the filter bags above the second air chamber in accordance with the present utility model;
FIG. 3 is a schematic view of the utility model for cleaning dust from the inner walls of the filter bags above the first air chamber;
FIG. 4 is a schematic view of the installation of the venturi of the present utility model.
The main reference symbols in the drawings are as follows:
1. a dust collector housing;
21. a filter bag; 22. a filter bag fixing frame;
31. A first dusty gas inlet; 32. a second dusty gas inlet; 33. a dust-removing gas outlet;
4. A bracket;
51. A first dusty gas inlet tube; 52. a first switching valve; 53. a first venturi tube; 54. a first low pressure suction tube; 55. a second switching valve; 56. a first dust outlet; 57. a first baffle;
531. A venturi inlet; 532. a venturi suction port; 533. a venturi gas outlet;
61. A second dusty gas inlet tube; 62. a third switching valve; 63. a second venturi tube; 64. a second low pressure suction tube; 65. a fourth switching valve; 66. a second dust outlet; 67. and a second baffle.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1, a dust collector housing 1 on the self-cleaning bag type dust collector, the dust collector housing 1 is provided with a first dust-containing gas inlet 31, a second dust-containing gas inlet 32, a dust-collecting gas outlet 33 and two dust collection hoppers; the upper part of the dust collector shell 1 is rectangular, two dust collection hoppers at the lower part are in a regular quadrangular frustum shape, a plurality of filter bags 21 are installed in the filter shell 1, the filter bags 21 are cylindrical, the axis of each filter bag 21 is perpendicular to a horizontal plane, a filter fixing frame 22 is arranged on the periphery of each filter bag 21, the fixing frame 22 is fixed on the inner wall of the filter shell 1, a framework structure is arranged in each filter bag 21, the filter bags 21 can be fixed on the filter bag fixing frame 22 through the framework structure, the framework structure and the filter bag fixing frame 22 can be fixed together in an external clamping manner, a rubber sleeve is arranged in a gap between the filter bag fixing frame 22 and each filter bag 21, the dust collector is divided into a dust-containing air chamber and a clean air chamber by the filter bags 21, and the dust-containing air chamber is divided into a first air chamber and a second air chamber from left to right by a partition plate; four fixing brackets 4 distributed in a linear array are arranged at the lower part of the dust remover shell 1, the brackets 4 are cylinders, rectangular fixing blocks are arranged at one end of each bracket 4 close to the ground, and a plurality of through holes for fixing bolts are formed in the fixing blocks, so that the dust remover can be fixed on the ground through the bolts.
The first dust-containing gas inlet 31 is positioned on the first air chamber, the first dust-containing gas inlet 31 is provided with a first dust-containing gas inlet pipe 51, and the first dust-containing gas inlet 31 and the first dust-containing gas inlet pipe 51 are provided with matched internal threads and external threads, so that the first dust-containing gas inlet pipe 51 can be conveniently arranged on the first dust-containing gas inlet 31; the first venturi tube 53 is connected in series to the first dust-containing gas inlet tube 31, a first low-pressure suction tube 54 is arranged on the side wall of the first venturi tube 53, the low-pressure suction tube 54 is respectively connected with the first air chamber and the second air chamber, the other end of the first low-pressure suction tube 54 is connected beside the second dust-containing gas inlet 61, the direction of the negative pressure area generated by the first venturi tube 53 is consistent with the flowing direction of dust-containing gas, the first venturi tube 53 is facilitated to suck dust-containing gas in the second air chamber, and a pressure difference is formed between the first air chamber and the second air chamber; the same second dusty gas inlet 31, second dusty gas inlet tube 61, second venturi tube 63, and second low-pressure suction tube 64 are connected to the second air chamber in the same manner; the first dirty gas inlet pipe 51 has a first on-off valve 52 on the first venturi 53 and the second low pressure suction pipe 64, the first low pressure suction pipe 54 has a second on-off valve 55, and similarly the second dirty gas inlet pipe 61 and the second low pressure suction pipe have a third on-off valve 62 and a fourth on-off valve 65.
The lower end of the first air chamber is provided with a first dust outlet 56, the first dust outlet 56 is provided with a horizontal strip-shaped through hole, and a first baffle 67 is arranged in the strip-shaped through hole; the lower end of the second air chamber is provided with a second dust outlet 66, the second dust outlet 66 is provided with a horizontal strip-shaped through hole, and a second baffle 67 is arranged in the strip-shaped through hole; the first dust outlet and the second dust outlet are cylinders with the outer round and the inner square, and the axes of the first dust outlet and the second dust outlet are perpendicular to the horizontal plane; the first baffle and the second baffle can slide in the strip-shaped through holes, and dust in two dust collection hoppers can be collected and accumulated to fall down when the first baffle and the second baffle are taken down, so that dust can be collected very conveniently.
As shown in fig. 2, in the process of cleaning dust on the inner wall of the filter bag above the second air chamber, the first switch valve and the second switch valve are opened, and the third switch valve and the fourth switch valve are closed, so that the first venturi tube works.
As shown in fig. 3, in the process of cleaning dust on the inner wall of the filter bag above the first air chamber, the third switch valve and the fourth switch valve are opened, and the first switch valve and the second switch valve are closed, so that the second venturi tube works.
As shown in fig. 4, the dust-containing gas flows in from the inlet 531 of the venturi tube, flows in from the outlet 533 of the venturi tube, and the dust-containing gas in the other gas chamber is sucked in through the low pressure suction tube by the suction port 532 of the venturi tube.
In the figure, the straight arrow indicates the flow direction of the dust-laden gas, the curved arrow indicates the direction before the rotation of the on-off valve, and the horizontal and vertical positions of the on-off valve correspond to the closing and opening of the on-off valve, respectively.
In summary, the whole cleaning process does not need to stop the work of the dust remover, does not need to install a plurality of dust removers to meet the coordination work in maintenance, and can generate pressure difference between the inside and the outside of the filter bag through a plurality of venturi tubes, a low-pressure suction tube and a plurality of switch valves which are arranged on the dust-containing gas inlet tube, so that the dust on the inner wall of the filter bag is cleaned by reverse flowing gas, the maintenance cleaning efficiency is greatly improved, and the maintenance cleaning frequency can be appropriately frequent, so that the filtering effect of the filter bag can be always in the optimal state.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.
Claims (10)
1. An automatic clean bag collector, its characterized in that: the dust collector comprises a dust collector shell, wherein the dust collector shell is provided with a first dust-containing gas inlet, a second dust-containing gas inlet, a dust-removing gas outlet and two dust collection hoppers, a plurality of filter bags are arranged in the filter shell, a filter fixing frame is arranged on the periphery of each filter bag, the filter bags divide the dust collector into a dust-containing air chamber and a clean air chamber, and the dust-containing air chamber is divided into a first air chamber and a second air chamber from left to right by a partition plate;
The first dust-containing gas inlet is positioned on the first air chamber, a first dust-containing gas inlet pipe is arranged on the first dust-containing gas inlet, a first venturi tube is connected in series on the first dust-containing gas inlet pipe, a first low-pressure suction pipe is arranged on the side wall of the first venturi tube, the low-pressure suction pipe is respectively connected with the first air chamber and the second air chamber, and the other end of the first low-pressure suction pipe is connected beside the second dust-containing gas inlet; the second air chamber is connected with a second dust-containing gas inlet, a second dust-containing gas inlet pipe, a second Venturi pipe and a second low-pressure suction pipe which are the same in the same way; the first dust-containing gas inlet pipe is provided with a first switching valve on the first venturi tube and the second low-pressure suction tube, the first low-pressure suction tube is provided with a second switching valve, and the second dust-containing gas inlet pipe and the second suction tube are provided with a third switching valve and a fourth switching valve at low pressure;
The lower end of the first air chamber is provided with a first dust outlet, a horizontal strip-shaped through hole is formed in the first dust outlet, and a first baffle is arranged in the strip-shaped through hole; the lower end of the second air chamber is provided with a second dust outlet, the second dust outlet is provided with a horizontal strip-shaped through hole, and a second baffle is arranged in the strip-shaped through hole.
2. The self-cleaning bag house dust collector of claim 1, wherein: the inside of the filter bag is provided with a framework structure which fixedly supports the filter bag on the filter bag fixing frame.
3. The self-cleaning bag house dust collector of claim 1, wherein: a rubber sleeve is arranged in a gap between the filter bag fixing frame and the filter bag.
4. The self-cleaning bag house dust collector of claim 1, wherein: the inner walls of the lower half parts of the first air chamber and the second air chamber are respectively provided with a smooth mirror surface layer.
5. The self-cleaning bag house dust collector of claim 1, wherein: the dust remover lower part has four supports that are used for fixed, the one end that is close to ground of support has rectangular form fixed block, there is fixing bolt's through-hole on the fixed block.
6. The self-cleaning bag house dust collector of claim 1, wherein: the axes of the first dust outlet and the second dust outlet are perpendicular to the horizontal plane.
7. The self-cleaning bag house dust collector of claim 1, wherein: the first dust outlet and the second dust outlet are round outside and square inside.
8. The self-cleaning bag house dust collector of claim 1, wherein: the filter bag is cylindrical, the axis of filter bag perpendicular to the horizontal plane.
9. The self-cleaning bag house dust collector of claim 1, wherein: the dust-containing gas inlet and the dust-containing gas inlet pipe are provided with matched internal threads and external threads.
10. The self-cleaning bag house dust collector of claim 1, wherein: the direction of the negative pressure zone generated by the first venturi tube and the second venturi tube is consistent with the flowing direction of the dust-containing gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322937231.2U CN221471213U (en) | 2023-10-31 | 2023-10-31 | Automatic clean bag collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322937231.2U CN221471213U (en) | 2023-10-31 | 2023-10-31 | Automatic clean bag collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221471213U true CN221471213U (en) | 2024-08-06 |
Family
ID=92353294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322937231.2U Active CN221471213U (en) | 2023-10-31 | 2023-10-31 | Automatic clean bag collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221471213U (en) |
-
2023
- 2023-10-31 CN CN202322937231.2U patent/CN221471213U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212790345U (en) | Bag collector with automatic low pressure deashing function | |
| CN201085970Y (en) | Back flushing cloth bag dust-collecting equipment | |
| CN205340385U (en) | Bag -type dust collector | |
| CN221471213U (en) | Automatic clean bag collector | |
| CN205913912U (en) | Bag -type dust collector | |
| CN108015080A (en) | A kind of spinning and weaving workshop flying dust cleaning plant | |
| CN219922361U (en) | Bag type dust remover | |
| CN218501575U (en) | Long-bag low-pressure pulse bag type dust collector capable of automatically purging | |
| CN214680632U (en) | Quick-dedusting bag-type dust remover blowing device | |
| CN213610309U (en) | Industrial bag-type dust collector | |
| CN208750878U (en) | A kind of electrostatic air cleaner of intelligent control wind speed | |
| CN206762492U (en) | A kind of box-type deduster | |
| CN213995170U (en) | Bag-type dust collector | |
| CN220294303U (en) | Cloth bag dust remover with dust cleaning device | |
| CN219272456U (en) | Round cage type dust removing device | |
| CN216572257U (en) | Bag-type dust collector for waste gas treatment | |
| CN218853872U (en) | High-efficient whirlwind bag collector | |
| CN109603330A (en) | Automatically cleaning sack cleaner | |
| CN218944587U (en) | Combined cloth bag dust remover | |
| CN218358004U (en) | Pulse dust collector convenient to change dustproof sack | |
| CN220478461U (en) | Cloth bag dust remover | |
| CN213433449U (en) | Novel gas tank pulse sack dust collecting equipment | |
| CN219764783U (en) | Anti-blocking dust removal filter | |
| CN219879357U (en) | Anti-blocking cloth bag dust collector | |
| CN211885877U (en) | Bag-type dust collector device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |