CN210993447U - Self-cleaning air filtering device for air separation - Google Patents
Self-cleaning air filtering device for air separation Download PDFInfo
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- CN210993447U CN210993447U CN201920916132.7U CN201920916132U CN210993447U CN 210993447 U CN210993447 U CN 210993447U CN 201920916132 U CN201920916132 U CN 201920916132U CN 210993447 U CN210993447 U CN 210993447U
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Abstract
A self-cleaning air filtration device for air separation comprising: the body is of a box body structure, a partition plate is horizontally arranged in the middle of the interior of the body to form an upper chamber and a lower chamber, an air inlet is formed in the lower portion of one side wall of the lower chamber, and an air outlet pipe are formed in the upper portion of one side wall of the upper chamber; a plurality of mounting through holes are formed in the partition plate at intervals; the filtering cleaning assembly is arranged in the lower cavity in the body and corresponds to the air inlet; the at least two secondary filter cartridges are respectively arranged on the mounting through holes on the inner partition plate of the body; the at least two sealed ventilation assemblies are correspondingly arranged above the secondary filter cylinder through the mounting plate; the mounting plate is provided with air holes corresponding to the secondary filter cartridges, and the sealing and ventilating assembly is arranged below the air holes; and the at least two back blowing devices are correspondingly arranged above the sealed ventilation assembly through the fixing frame.
Description
Technical Field
The utility model belongs to the technical field of air cleaner, concretely relates to self-cleaning formula air filter for air separation.
Background
The air filter is a device which collects dust from gas-solid two-phase flow through the action of a porous filter material and purifies the gas. The air with low dust content is purified and sent into the room to ensure the technological requirement of clean room and the air cleanliness in the common air-conditioning room. Generally used for dust prevention in clean workshops, clean rooms, laboratories and clean rooms, or in electronic mechanical communication equipment and the like. The filter has the models of a primary filter, a medium-efficiency filter, a high-efficiency filter, a sub-high efficiency filter and the like.
In the pneumatic technology, an air filter, a pressure reducing valve and an oil atomizer are called pneumatic three major parts. The three parts are sequentially provided with an air filter, a pressure reducing valve and an oil atomizer in the air inlet direction. The three large parts are indispensable air source devices in most pneumatic systems, are arranged near the pneumatic equipment and are the final guarantee of the quality of compressed air, and the design and the installation of the three large parts need to consider factors of space saving, convenient operation and installation, random combination and the like besides the guarantee of the self quality of the three large parts.
The prior art has the following problems: the existing self-cleaning air filter for air separation has the problem of inconvenient filtering and cleaning during use, and is sealed by an automatic door, so that the structure is complex, the cost is increased, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-cleaning formula air filter for air separation has and filters the reason convenience, simple structure, and low cost uses portable characteristics.
In order to achieve the above object, the utility model provides a following technical scheme:
a self-cleaning air filtration device for air separation comprising: the body is of a box body structure, a partition plate is horizontally arranged in the middle of the interior of the body to form an upper chamber and a lower chamber, an air inlet is formed in the lower portion of one side wall of the lower chamber, and an air outlet pipe are formed in the upper portion of one side wall of the upper chamber; a plurality of mounting through holes are formed in the partition plate at intervals; the filtering cleaning assembly is arranged in the lower cavity in the body and corresponds to the air inlet; the at least two secondary filter cartridges are respectively arranged on the mounting through holes on the inner partition plate of the body; the at least two sealed ventilation assemblies are correspondingly arranged above the secondary filter cylinder through the mounting plate; the mounting plate is provided with air holes corresponding to the secondary filter cartridges, and the sealing and ventilating assembly is arranged below the air holes; and the at least two back blowing devices are correspondingly arranged above the sealed ventilation assembly through the fixing frame.
Preferably, the filter element comprises: the front end of the ventilation pipeline is provided with a front end plate, the center of the front end plate is provided with an air inlet hole, and the air inlet hole corresponds to an air inlet arranged on the side wall of the lower cavity chamber of the body; a collecting port and a corresponding sealing door are arranged at the bottom of the rear side of the ventilation pipeline, and a return spring is arranged below the sealing door; the limiting guide rods are vertically arranged on the back surface of the front end plate along the circumferential direction of the air inlet hole of the front end plate; the outer edge of the filter screen is provided with a fixing ring, and the fixing ring is provided with a guide hole which can be arranged on the limiting guide rod in a penetrating way; the buffer springs are respectively sleeved on the limiting guide rods, and two ends of each buffer spring are respectively abutted against the front end plate and the fixing ring; and the collection box is movably arranged below the collection port at the bottom of the vent pipeline.
Preferably, a fixing seat is arranged below the collecting port of the ventilation pipeline, the fixing seat is used for collecting a clamping groove for sliding the collecting box, and a sealing gasket is arranged between the collecting box and the fixing seat.
Preferably, the seal-vent assembly comprises: sealing the fixed cylinder; the limiting ring is horizontally arranged in the middle of the sealing fixed cylinder; the sealing plate is arranged in the sealing fixed cylinder and is positioned below the limiting ring; one end of the sealing plate is pivotally connected to the inner wall of the sealing fixed cylinder, and the diameter of the sealing plate is larger than the inner diameter of the limiting ring, so that the inner hole of the limiting ring can be sealed; and one end of the reset spring is connected with the sealing plate, and the other end of the reset spring is connected with the inner wall of the sealing fixed cylinder.
Preferably, the blowback device includes: the cylinders are correspondingly arranged above the air holes in the mounting plate through the fixing frames respectively; and the plurality of spray heads are respectively arranged at the end part of the piston rod of the air cylinder and are right opposite to the air holes in the mounting plate, and the spray heads are connected with an external air source through pipelines.
Preferably, a back-blowing air source interface is arranged on the body, and the back-blowing air source interface is connected with the spray head through a metal hose.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with a sealing and ventilating component, the spray head presses the sealing plate downwards, the sealing plate rotates to be opened, and the sealing plate rebounds under the elastic action of the reset spring, so that the sealing plate is tightly attached to the limit ring, and the sealing of the air hole is realized;
2. the utility model discloses a blowback air supply blows the filter screen, makes the filter screen surface glue glutinous impurity etc. and drops to the upper end of sealed piece, and sealed piece is opened because impurity gravity, and in impurity fell into the collecting box like this, sealed piece was sealed owing to the spring action resilience of spring beam for the reset, and the pull goes out the collecting box, emptys impurity in with the collecting box.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a filtered cleaning assembly according to an embodiment of the present invention, shown generally at 1.
Fig. 3 is a cross-sectional view 2 of a filtered cleaning assembly in accordance with an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a sealing and venting assembly according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 4, the self-cleaning air filter for air separation of the present invention comprises:
the body 1 is of a box structure, a partition plate 11 is horizontally arranged in the middle of the inside of the body to form an upper chamber 101 and a lower chamber 102, an air inlet 103 is arranged at the lower part of one side wall of the lower chamber 102, and an air outlet pipe 104 are arranged at the upper part of one side wall of the upper chamber 101; a plurality of mounting through holes 111 are arranged on the partition plate 11 at intervals;
the filtering cleaning assembly 2 is arranged in the lower chamber 102 in the body 1 and corresponds to the air inlet 103;
at least two secondary filter cartridges 3 and 3' are respectively arranged on the installation through holes 111 of the partition plate 11 in the body 1;
at least two sealing and ventilating components 4 and 4 'are correspondingly arranged above the secondary filter cartridges 3 and 3' through a mounting plate 5; the mounting plate 5 is provided with air holes 51 and 51 'corresponding to the secondary filter cartridges 3 and 3', and the sealing and ventilating assemblies 4 and 4 'are arranged below the air holes 51 and 51';
at least two back-blowing devices 6, 6 'are correspondingly arranged above the sealing and ventilating components 4, 4' through a fixing frame.
Further, the filter cleaning assembly 2 includes:
the front end of the air duct 21 is provided with a front end plate 211, the center of the front end plate 211 is provided with an air inlet 2111, and the air inlet is correspondingly arranged at the air inlet 103 on the side wall of the lower cavity 102 of the body 1; the bottom of the rear side of the ventilating pipeline 21 is provided with a collecting port 212 and a corresponding closing door 213, and a return spring 214 is arranged below the closing door 213;
the limiting guide rods 22 are vertically arranged on the back surface of the front end plate 211 along the circumferential direction of the air inlet of the front end plate 211;
the outer edge of the filter screen 23 is provided with a fixing ring 231, and the fixing ring 231 is provided with a guide hole 232 which can be arranged on the limiting guide rod 22 in a penetrating way;
the buffer springs 24 are respectively sleeved on the limiting guide rods 22, and two ends of each buffer spring 24 respectively abut against the front end plate 211 and the fixing ring 231;
and the collection box 25 is movably arranged below the collection port 212 at the bottom of the air duct 21.
Preferably, a fixing seat 26 is arranged below the collection port 212 of the ventilation pipeline 21, the fixing seat 26 is a clamping groove for the collection box 25 to slide, and a sealing gasket is arranged between the collection box 25 and the fixing seat 26.
Preferably, the seal-and-vent assembly 4 comprises:
the seal fixing cylinder 41;
the limiting ring 42 is horizontally arranged in the middle of the sealing fixing cylinder 41;
a sealing plate 43 disposed in the sealing fixing cylinder 41 and located below the stopper ring 42;
one end of the sealing plate 43 is pivotally connected to the inner wall of the sealing fixing cylinder 41, and the diameter of the sealing plate 43 is larger than the inner diameter of the limiting ring 42, so that the inner hole of the limiting ring 42 can be sealed;
and a return spring 44 having one end connected to the sealing plate 43 and the other end connected to the inner wall of the sealing fixing cylinder 41.
Preferably, the blowback device 6 includes:
a plurality of air cylinders 61 (taking the air cylinders 61 as an example, the same applies below) respectively and correspondingly arranged above the air holes 51 on the mounting plate 5 through fixing frames;
and the plurality of spray heads 62 are respectively arranged at the end parts of the piston rods of the air cylinders 61 and are opposite to the air holes 51 on the mounting plate 5, and the spray heads 62 are connected with an external air source through pipelines.
Preferably, the body 1 is provided with a back-blowing air source interface 63, and the back-blowing air source interface is connected with the spray head through a metal hose.
The utility model discloses a work flow:
when the utility model is used, the air filter is arranged at a proper position, air enters from the vent pipeline of the filtering and cleaning component, primary filtration is carried out through the filter screen, filtered gas is filtered again through the secondary filter cartridge, the filtered gas is discharged from the outlet pipe, the interior is filled with impurities after long-time use, the external air source is communicated with the back-blowing air source interface, then the air cylinder works to press the spray head down along the air hole, the spray head presses the sealing plate down, the sealing plate is rotated and opened, the spray head descends and is inserted into the secondary filter cartridge for back-blowing cleaning, the impurities are cleaned into the vent pipeline, the filter screen is blown by wind, the impurities adhered to the surface of the filter screen fall off and fall onto the closed door, the closed door is opened due to the gravity of the impurities, the impurities fall into the collecting box, the closed door is rebounded for sealing due to the elastic force of the reset spring, the collecting, impurity in the box will be collected and impurity is emptyd, and the cylinder contracts back and drives the shower nozzle and rise, and at this moment the closing plate kick-backs under reset spring's elasticity effect, makes the closing plate closely laminate the spacing ring, realizes the sealed of gas pocket, simple structure, low cost uses portably.
Claims (6)
1. A self-cleaning air filtration device for air separation, comprising:
the body is of a box body structure, a partition plate is horizontally arranged in the middle of the interior of the body to form an upper chamber and a lower chamber, an air inlet is formed in the lower portion of one side wall of the lower chamber, and an air outlet pipe are formed in the upper portion of one side wall of the upper chamber; a plurality of mounting through holes are formed in the partition plate at intervals;
the filtering cleaning assembly is arranged in the lower cavity in the body and corresponds to the air inlet;
the at least two secondary filter cartridges are respectively arranged on the mounting through holes on the inner partition plate of the body;
the at least two sealed ventilation assemblies are correspondingly arranged above the secondary filter cylinder through the mounting plate; the mounting plate is provided with air holes corresponding to the secondary filter cartridges, and the sealing and ventilating assembly is arranged below the air holes;
and the at least two back blowing devices are correspondingly arranged above the sealed ventilation assembly through the fixing frame.
2. A self-cleaning air filtration device for air separation as recited in claim 1 wherein said filter cleaning assembly comprises:
the front end of the ventilation pipeline is provided with a front end plate, the center of the front end plate is provided with an air inlet hole, and the air inlet hole corresponds to an air inlet arranged on the side wall of the lower cavity chamber of the body; a collecting port and a corresponding sealing door are arranged at the bottom of the rear side of the ventilation pipeline, and a return spring is arranged below the sealing door;
the limiting guide rods are vertically arranged on the back surface of the front end plate along the circumferential direction of the air inlet hole of the front end plate;
the outer edge of the filter screen is provided with a fixing ring, and the fixing ring is provided with a guide hole which can be arranged on the limiting guide rod in a penetrating way;
the buffer springs are respectively sleeved on the limiting guide rods, and two ends of each buffer spring are respectively abutted against the front end plate and the fixing ring;
and the collection box is movably arranged below the collection port at the bottom of the vent pipeline.
3. The self-cleaning air filter for air separation as claimed in claim 2, wherein a fixing seat is provided under the collecting port of the ventilating duct, a catching groove for the collection box to slide is provided in the fixing seat, and a sealing gasket is provided between the collection box and the fixing seat.
4. A self-cleaning air filtration device for air separation as recited in claim 1 wherein said sealed vent assembly comprises:
sealing the fixed cylinder;
the limiting ring is horizontally arranged in the middle of the sealing fixed cylinder;
the sealing plate is arranged in the sealing fixed cylinder and is positioned below the limiting ring; one end of the sealing plate is pivotally connected to the inner wall of the sealing fixed cylinder, and the diameter of the sealing plate is larger than the inner diameter of the limiting ring, so that the inner hole of the limiting ring can be sealed;
and one end of the reset spring is connected with the sealing plate, and the other end of the reset spring is connected with the inner wall of the sealing fixed cylinder.
5. A self-cleaning air filtration unit for air separation as recited in claim 1, wherein said blowback means comprises:
the cylinders are correspondingly arranged above the air holes in the mounting plate through the fixing frames respectively;
and the plurality of spray heads are respectively arranged at the end part of the piston rod of the air cylinder and are right opposite to the air holes in the mounting plate, and the spray heads are connected with an external air source through pipelines.
6. The self-cleaning air filter for air separation of claim 5, wherein the body is provided with a back-blowing air source interface, and the back-blowing air source interface is connected with the nozzle through a metal hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916132.7U CN210993447U (en) | 2019-06-18 | 2019-06-18 | Self-cleaning air filtering device for air separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916132.7U CN210993447U (en) | 2019-06-18 | 2019-06-18 | Self-cleaning air filtering device for air separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210993447U true CN210993447U (en) | 2020-07-14 |
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ID=71482835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920916132.7U Active CN210993447U (en) | 2019-06-18 | 2019-06-18 | Self-cleaning air filtering device for air separation |
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| Country | Link |
|---|---|
| CN (1) | CN210993447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521900A (en) * | 2021-08-02 | 2021-10-22 | 安徽电力股份有限公司淮南田家庵发电厂 | High-efficient filter bag jetting pipe |
-
2019
- 2019-06-18 CN CN201920916132.7U patent/CN210993447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113521900A (en) * | 2021-08-02 | 2021-10-22 | 安徽电力股份有限公司淮南田家庵发电厂 | High-efficient filter bag jetting pipe |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210129 Address after: Room 405, 257 Building, 4400 Longwu Road, Minhang District, Shanghai, 200241 Patentee after: SHANGHAI BAOMIN INDUSTRIAL GASES Co.,Ltd. Address before: 721499 Changqing Industrial Park, Chencun Town, Fengxiang County, Baoji City, Shaanxi Province Patentee before: SHAANXI BAOSTEEL GAS Co.,Ltd. |
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| TR01 | Transfer of patent right |