CN210044953U - Filter assembly - Google Patents
Filter assembly Download PDFInfo
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- CN210044953U CN210044953U CN201920384053.6U CN201920384053U CN210044953U CN 210044953 U CN210044953 U CN 210044953U CN 201920384053 U CN201920384053 U CN 201920384053U CN 210044953 U CN210044953 U CN 210044953U
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- filter
- filter cloth
- support frame
- cloth support
- assembly
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Abstract
The utility model discloses a filter component, which comprises an air receiving pipe, wherein a plurality of filter components are stacked outside the circumferential surface of the air receiving pipe from top to bottom along the axial direction; the filter assembly comprises a filter cloth support frame and filter cloth, the filter cloth support frame is a disc-shaped assembly consisting of a plurality of fan-shaped components, the thickness of the filter cloth support frame is gradually increased from the edge to the center of a circle, a plurality of annular vent holes with different diameters are concentrically arranged in the filter cloth support frame along the radial direction, and the filter cloth covers the outside of the filter cloth support frame and is fixed by an inner pressing rib, an outer pressing rib and a pressing plate; the filter element pressing seat assembly is fixed at the top of the air collecting pipe through a screw rod and a nut and compresses and fixes the stacked filter assembly on the filter element supporting piece. The utility model discloses guarantee that tolerance is adjustable, the air current steady, dismantle the change convenient, the cost of overhaul is low.
Description
Technical Field
The utility model relates to a filter field of nitric acid trade specifically is a filter assembly, is applicable to and uses in the nitric acid trade.
Background
The filter used in the nitric acid industry at present has the following defects in use: 1. the filtering gas quantity is low; 2. the disassembly and the replacement are inconvenient; 3. the filter element is costly. Therefore, a new filter is needed to overcome the above difficulties.
Disclosure of Invention
The utility model provides a filter assembly for solving the problems of low filter gas amount, inconvenient disassembly and replacement and high filter element cost of a filter used in the nitric acid industry.
The utility model discloses a realize through following technical scheme: a filter assembly comprises an air receiving pipe, wherein a plurality of filter assemblies are stacked on the outer circumference of the air receiving pipe from top to bottom along the axial direction; a plurality of layers of air collecting holes are distributed on the circumferential surface of the air collecting pipe along the axial direction, the number of the layers is the same as that of the filtering assemblies, four air collecting holes are uniformly distributed on each layer along the circumference, and two adjacent layers are arranged in a staggered manner; the filter assembly comprises a filter cloth support frame and filter cloth, the filter cloth support frame is a disc-shaped assembly consisting of a plurality of fan-shaped components, the thickness of the filter cloth support frame is gradually increased from the edge to the circle center, a plurality of annular vent holes with different diameters are concentrically formed in the filter cloth support frame body along the radial direction, and the filter cloth covers the outside of the filter cloth support frame and is fixed through an inner pressing rib, an outer pressing rib and a pressing plate; the distance between two adjacent layers of air collecting holes is the sum of the thickness of the center of the filter cloth supporting frame and the thickness of the two pressing plates; the filter core pressing seat assembly is fixed to the top of the gas collecting pipe through a screw and a nut and used for pressing and fixing the stacked filter assemblies on the filter core supporting member.
The utility model discloses a carry to receiving the trachea after with gas filtration through filtering component, then by receiving the device that the trachea sent out. The device mainly includes receipts trachea and filtering component, filtering component from top to bottom stacks to receiving the trachea outside, and press a seat subassembly and the filter core supporting piece of bottom to compress tightly fixedly through the filter core that receives the trachea top, the filter core presses a seat subassembly to pass through the screw rod and the nut is fixed at the top of receiving the trachea, compress tightly through screwing the nut, it has the multilayer to receive the gas pocket to open on the periphery of receipts trachea axial direction, the number of piles is the same with filtering component quantity, four receipts gas pockets of circumference equipartition are followed to every layer, adjacent two-layer crisscross arrangement, distance between the adjacent two-layer receipts gas pocket is thickness and two clamp plate thickness sums of filter cloth support frame center department, make this filtering component filtered gas receive the gas pocket from every layer that it corresponds and get into and receive the trachea. The filter assembly comprises a filter cloth support frame and filter cloth, and the filter cloth is sleeved outside the filter cloth support frame and used for filtering; the filter cloth support frame is a disc-shaped assembly composed of a plurality of fan-shaped components, the thickness of the disc-shaped assembly is gradually increased from the edge to the circle center, the shape is that after a plurality of filter assemblies are stacked, a space for gas to enter is formed, a plurality of annular vent holes with different diameters are concentrically formed in the filter cloth support frame body along the radial radiation, each annular vent hole is distributed in each fan-shaped component, gas can flow in each annular vent hole after entering from the filter cloth, and the filter cloth covers the outside of the filter cloth support frame and is fixed through an inner pressing rib, an outer pressing rib and a pressing plate, so that the filter cloth is prevented from falling off. The size of the filtering air volume can be adjusted by setting different numbers of filter cloth support frames and air collecting pipes, and the adaptability is strong. The utility model discloses the specific operation does: welding and connecting the filter element supporting member, the screw rod and the air collecting pipe into a whole, wrapping filter cloth on a filter cloth supporting frame, fixing the filter cloth supporting frame by using an inner pressing rib, an outer pressing rib and a pressing plate, stacking and sleeving a plurality of filter assemblies on the air collecting pipe, penetrating the filter element pressing seat assembly through the screw rod after the sleeving is finished, pressing the filter cloth supporting frame, screwing a nut on the screw rod, and pressing the filter element pressing seat assembly and the filter assemblies on the filter element supporting member together; when the filter cloth is used, gas to be filtered enters the filter cloth from the outside in the direction shown in figure 1, then enters the annular vent holes in the filter cloth support frame, enters the gas receiving pipe from the gas receiving hole corresponding to each filter assembly, and is sent out in the direction of an arrow shown in the gas receiving pipe in figure 1.
Compared with the prior art the utility model discloses following beneficial effect has: in the filter, the filter cloth support frame is circular, a plurality of channel inlets are arranged in the circumferential direction, each fan-shaped channel is provided with a circumferential vent hole, and finally, the filter enters the air collecting pipe through the uniformly distributed air holes on the air collecting pipe, so that the air flow is uniformly distributed; the size of the filtered air volume can be adjusted by setting different numbers of filter cloth brackets and air collecting pipes, so that the adaptability is strong; the filter cloth strut is fixed on the filter element supporting part by the filter element pressing seat component, the screw rod and the nut, so that the filter cloth strut is convenient to disassemble and improves the overhauling efficiency. The utility model discloses can guarantee that tolerance is adjustable, the air current is steady, can embody again and dismantle the change convenience, the cost of overhaul is low, advantages such as production continuity is good.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the filter element support frame of the present invention.
Fig. 3 is a sectional view of the filter element support frame of the present invention.
The figures are labeled as follows: 1-air collecting pipe, 2-filter element supporting piece, 3-filter cloth supporting frame, 4-filter cloth, 5-filter element pressing seat component, 6-screw rod, 7-nut, 8-sector component, 9-external pressing rib, 10-internal pressing rib, 11-pressing plate and 12-annular vent hole.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
A filter assembly as shown in figures 1 to 3: the filter comprises an air receiving pipe 1, wherein a plurality of filter components are stacked outside the circumferential surface of the air receiving pipe 1 from top to bottom along the axial direction; a plurality of layers of air collecting holes are distributed on the circumferential surface of the air collecting pipe 1 along the axial direction, the number of the layers is the same as that of the filtering assemblies, four air collecting holes are uniformly distributed on each layer along the circumference, and two adjacent layers are arranged in a staggered manner; the filter assembly comprises a filter cloth support frame 3 and filter cloth 4, the filter cloth support frame 3 is a disc-shaped assembly consisting of a plurality of fan-shaped components 8, the thickness of the filter cloth support frame is gradually increased from the edge to the center of a circle, a plurality of annular vent holes 12 with different diameters are concentrically formed in the body of the filter cloth support frame 3 along the radial direction, and the filter cloth 4 covers the outside of the filter cloth support frame 3 and is fixed through an inner pressing rib 10, an outer pressing rib 9 and a pressing plate 11; the distance between two adjacent layers of air collecting holes is the sum of the thickness of the center of the filter cloth supporting frame 3 and the thickness of the two pressing plates 11. The lower portion of the gas receiving pipe 1 is further fixedly connected with a filter element supporting member 2, the filter element supporting member 2 abuts against the lower portion of the filter assembly at the lowest side, a filter element pressing seat assembly 5 is arranged at the top of the gas receiving pipe 1, and the filter element pressing seat assembly 5 is fixed to the top of the gas receiving pipe 1 through a screw rod 6 and a nut 7 and used for pressing and fixing the stacked filter assemblies on the filter element supporting member 2.
The embodiment adopts the preferable scheme that: 4 annular vent holes 12 with different diameters are concentrically arranged in the filter cloth support frame 3 along the radial direction; the section of the annular vent hole 12 is circular; the filter cloth 4 is made of nylon cloth. Also in this embodiment 16 sector elements are used.
The embodiment specifically operates as follows: firstly, welding and connecting a filter element supporting member 2, a screw 6 and a gas collecting pipe 1 into a whole, then wrapping a filter cloth 4 on a filter cloth supporting frame 3, fixing the filter cloth supporting frame by using an inner pressing rib 10, an outer pressing rib 9 and a pressing plate 11, then stacking and sleeving a plurality of filter assemblies on the gas collecting pipe 1, after the sleeving is completed, penetrating a filter element pressing seat assembly 5 through the screw 6, pressing the filter cloth supporting frame 3, screwing a nut 7 on the screw 6, and pressing the filter element pressing seat assembly 5 and the filter assemblies on the filter element supporting member 2 together; when the filter cloth is used, gas to be filtered enters the filter cloth 4 from the outside in the direction shown in fig. 1, then enters the 4 groups of annular vent holes 12 in the filter cloth support frame 3, enters the gas receiving pipe 1 from the corresponding gas receiving hole of each filter assembly, and is sent out along the arrow direction shown by the gas receiving pipe 1 in fig. 1.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A filter assembly, characterized by: the filter comprises an air receiving pipe (1), wherein a plurality of filter components are stacked on the outer circumference of the air receiving pipe (1) from top to bottom along the axial direction; a plurality of layers of air collecting holes are distributed on the circumferential surface of the air collecting pipe (1) along the axial direction, the number of the layers is the same as that of the filtering assemblies, four air collecting holes are uniformly distributed on each layer along the circumference, and two adjacent layers are arranged in a staggered manner; the filter assembly comprises a filter cloth support frame (3) and filter cloth (4), the filter cloth support frame (3) is a disc-shaped assembly consisting of a plurality of fan-shaped components (8), the thickness of the filter cloth support frame is gradually increased from the edge to the circle center, a plurality of annular vent holes (12) with different diameters are concentrically formed in the body of the filter cloth support frame (3) along the radial direction, and the filter cloth (4) covers the outside of the filter cloth support frame (3) and is fixed through an inner pressing rib (10), an outer pressing rib (9) and a pressing plate (11); the distance between two adjacent layers of air collecting holes is the sum of the thickness of the center of the filter cloth supporting frame (3) and the thickness of the two pressing plates (11);
receive trachea (1) lower part still fixedly connected with filter core supporting piece (2), filter core supporting piece (2) support by in the filter assembly lower part of downside most, receive trachea (1) top and be equipped with filter core and press seat subassembly (5), filter core is pressed seat subassembly (5) to be fixed in the top of receiving trachea (1) through screw rod (6) and nut (7) and will stack filter assembly and compress tightly to fix on filter core supporting piece (2).
2. A filter assembly as defined in claim 1, wherein: the filter cloth support frame (3) is internally provided with 4 annular vent holes (12) with different diameters concentrically along the radial direction.
3. A filter assembly as claimed in claim 1 or 2, wherein: the section of the annular vent hole (12) is circular.
4. A filter assembly as defined in claim 3, wherein: the filter cloth (4) is made of nylon cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384053.6U CN210044953U (en) | 2019-03-25 | 2019-03-25 | Filter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384053.6U CN210044953U (en) | 2019-03-25 | 2019-03-25 | Filter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210044953U true CN210044953U (en) | 2020-02-11 |
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ID=69379754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920384053.6U Active CN210044953U (en) | 2019-03-25 | 2019-03-25 | Filter assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210044953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829845A (en) * | 2021-08-10 | 2021-12-24 | 宁夏佳悦炭业有限公司 | Active carbon air conditioner filter |
-
2019
- 2019-03-25 CN CN201920384053.6U patent/CN210044953U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829845A (en) * | 2021-08-10 | 2021-12-24 | 宁夏佳悦炭业有限公司 | Active carbon air conditioner filter |
| CN113829845B (en) * | 2021-08-10 | 2024-05-17 | 宁夏佳悦炭业有限公司 | Active carbon air conditioner filter |
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