CN209985020U - Glass fiber folding filter element - Google Patents
Glass fiber folding filter element Download PDFInfo
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- CN209985020U CN209985020U CN201920317879.0U CN201920317879U CN209985020U CN 209985020 U CN209985020 U CN 209985020U CN 201920317879 U CN201920317879 U CN 201920317879U CN 209985020 U CN209985020 U CN 209985020U
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- reinforcing plate
- filter element
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- end cover
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Abstract
The utility model discloses a fine folding filter core of glass, including outer skeleton, the inner frame, upper end cover and lower extreme cover, and fine filter core of glass, be provided with the filtration pore on outer skeleton and the inner frame, the inside a plurality of reinforcing rings that are provided with of inner frame, the both ends of fine filter core of glass are fixed between upper end cover and lower extreme cover, upper end cover and lower extreme cover center are provided with first through-hole, upper end cover department is fixed with sealing flange, sealing flange's outside and lower extreme cover department are fixed with up end reinforcing plate and lower terminal surface reinforcing plate respectively, up end reinforcing plate and lower terminal surface reinforcing plate center department are provided with the second through-hole. The utility model discloses a fine folding filter core of glass possesses stronger rigidity and bearing capacity, and the filter core bears pressure differential and is greater than or equal to 5bar, guarantees the safety and stability of filter core at nuclear electrode limit operating mode operation.
Description
Technical Field
The utility model belongs to the technical field of filter element's the manufacturing, concretely relates to fine folding filter core of glass.
Background
The filter element is the heart of the filter, is generally mainly used in the filtration industries of oil filtration, water filtration, air filtration and the like, and is used for removing a small amount of impurities in a filter medium and protecting the normal work of equipment or the cleanness of air. The filter element is divided into a single-core filter and a multi-core filter, the flow direction of filtrate is filtered from the outside of the filter element to the inside of the filter element, the liquid permeates through the folded filter material with required precision grade, impurities and suspended particles are intercepted by the filter material, and finally filtered liquid meeting the requirement is obtained.
The nuclear power application filter core is strict to the safety and the stability requirement of filter core structure, and is higher to the filter fineness requirement, and domestic filter core is because its structural safety and stability do not satisfy the requirement, consequently, many domestic filter cores do not obtain real application, and some domestic filter core live time is shorter, consequently need frequently to change the filter core. And the water treatment filter element of the domestic nuclear power plant auxiliary filter mainly depends on import, so that the use cost is greatly increased. In order to effectively reduce the operation cost of a nuclear power plant and reduce the harm of nuclear radiation to operators due to replacement of a filter element, the search for a filter element with high safety and stability and long service life is urgent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a fine folding filter core of glass is provided, the technical problem that the safety stability of filter core is poor among the prior art, life is short has been solved.
For solving the technical problem, the utility model discloses a technical scheme: the utility model provides a fine folding filter core of glass, installs in the filter which characterized in that: including outer skeleton, inner frame, fixed upper end cover and the lower extreme at outer skeleton and inner frame both ends and set up the fine filter core of glass between outer skeleton and inner frame, be provided with a plurality of filtration pores that supply filtrating to get into on outer skeleton and the inner frame, the inner frame is inside to be provided with a plurality of reinforcing rings along filtrating flow direction, the both ends of the fine filter core of glass are fixed between upper end cover and lower extreme cover, upper end cover and lower extreme cover center are provided with first through-hole, upper end cover department is fixed with sealing flange, sealing flange's outside and lower extreme cover department is fixed with up end reinforcing plate and lower terminal surface reinforcing plate respectively, up end reinforcing plate and lower terminal surface reinforcing plate center department are provided with the second through-hole.
Preferably, the glass fiber filter element is of an M-shaped folding structure.
Preferably, a tensioning screw is further fixed between the upper end face reinforcing plate and the lower end face reinforcing plate, the tensioning screw is located on the inner side of the inner framework, and the tensioning screw is fixedly connected with the reinforcing ring.
Preferably, a fixing ring is arranged at the second through hole of the lower end face reinforcing plate.
Preferably, a sealing ring is clamped on the inner circumferential surface of the fixing ring, and the sealing ring seals the filter and the lower end face reinforcing plate.
Preferably, a sealing ring is arranged at the sealing flange, and the sealing ring seals the sealing flange and the filter disc chuck.
Preferably, the inner frame is made of a stainless steel plate, and the thickness of the stainless steel plate is 2.0-3.0 mm.
Preferably, the upper end cover, the lower end cover and the sealing flange are made of stainless steel plates, and the thickness of the stainless steel plates is 3.0-3.5 mm.
The utility model has the advantages that:
(1) the utility model discloses a fine folding filter core of glass, including outer skeleton, inner frame, reinforcing ring, upper end cover, bottom end cover, fine filter core of glass, sealing flange and up end reinforcing plate, bottom end reinforcing plate. The glass fiber folding filter element has high rigidity and pressure bearing performance, the filter element bears a pressure difference of more than or equal to 5bar, and the safety and stability of the filter element in the operation of the nuclear electrode under the limited working condition are ensured;
(2) the filtering area of the single glass fiber filter element with the M-shaped folding structure reaches up to 15M2The service life of the filter element is 10 times of that of the traditional corrugated filter elementThe flux is up to 70m3And h, the filter element with large filtering area effectively prolongs the service life of the filter element, and reduces the replacement frequency, namely the probability of nuclear radiation damage to operators caused by replacing the filter element is reduced.
Drawings
FIG. 1 is a schematic structural view of a glass fiber folding filter element;
FIG. 2 is a schematic structural view of the upper end cap;
in the figure, reference numeral, 1-exoskeleton; 2-inner skeleton; 3-upper end cover, 3.1-first through hole, 3.2-inner barrier strip, 3.3-outer barrier strip; 4-lower end cap; 5-a glass fiber filter element; 6-a reinforcing ring; 7-lower end face reinforcing plate, 7.1-second through hole; 8-fixing the ring; 9-O type sealing ring; 10-sealing a flange; 11-upper end face reinforcing plate, 11.1-second through hole; 12-O-ring seals; 13-tensioning the screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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.
Example 1:
a glass fiber folding filter element is arranged in a filter. As shown in fig. 1, the glass fiber filter comprises an outer frame 1, an inner frame 2, an upper end cover 3 and a lower end cover 4 fixed at two ends of the outer frame and the inner frame, and a glass fiber filter element 5 arranged between the outer frame and the inner frame. Wherein, the outer skeleton 1 and the inner skeleton 2 are both made of stainless steel plates. The outer framework 1 and the inner framework 2 are both of columnar structures which are axially communicated, and the diameter of the outer framework 1 is larger than that of the inner framework 2. In order to ensure certain rigidity strength of the glass fiber filter element, the inner framework 2 is prepared by adopting a stainless steel plate, and the thickness of the stainless steel plate is 2.0-3.0 mm. In this embodiment, the thickness of the stainless steel plate of the inner frame is preferably 2.5 mm. All be provided with a plurality of filtration pores that supply the filtrating to get into in inner frame 2 and the outer frame 1, liquid gets into from the filtration pore of outer frame promptly, filters the back through the glass fiber filter core, wears out from the filtration pore of inner frame again. The direction of the liquid inlet and outlet is shown by the arrows in FIG. 1. A plurality of reinforcing rings 6 are arranged in the inner framework along the flowing direction of the filtrate. The reinforcing ring has the function of improving the rigidity strength of the inner framework, so that the filter element can bear the pressure difference of more than or equal to 5bar, and the safety and stability of the filter element in the limited working condition operation of the nuclear electrode are ensured. In this embodiment, it is preferable that 6 reinforcing rings are provided in the inner frame.
The upper end cover 3 and the lower end cover 4 are respectively fixed at the upper end and the lower end of the inner framework 2 and the outer framework 1. The upper end cover 3 and the lower end cover 4 are consistent in structure. Specifically, as shown in fig. 2, a first through hole 3.1 is formed in the center of the upper end cap 3, and an inner barrier strip 3.2 and an outer barrier strip 3.3 are respectively formed around the circumference of the first through hole and the circumference of the outer circumference of the upper end cap. The inner framework 2 and the outer framework 1 are respectively positioned at the inner barrier strip 3.2 and the outer barrier strip 3.3. A glass fiber filter element 5 is arranged between the inner framework and the outer framework. Two ends of the glass fiber filter element 5 are bonded in the upper end cover 3 and the lower end cover 4 through epoxy resin glue. In this embodiment, the glass fiber filter element 5 is an M-shaped folding structure. The filtering area of the M-shaped folding structure filter element is up to 15M2The service life of the filter element is more than 10 times of that of the traditional corrugated filter element, and the flux is up to 70m3H is used as the reference value. The large filtering area effectively prolongs the service life of the filter element, reduces the replacement frequency, namely reduces the probability that the operator is damaged by nuclear radiation because of replacing the filter element.
The outer side of the lower end cover 4 is also provided with a lower end face reinforcing plate 7, and the center of the lower end face reinforcing plate 7 is provided with a second through hole 7.1. And a fixing ring 8 is arranged at the second through hole of the lower end face reinforcing plate. An O-shaped sealing ring 9 is clamped on the inner circumferential surface of the fixing ring 8. The O-shaped sealing ring seals the filter and the lower end face reinforcing plate. A sealing flange 10 is fixed at the upper end cover 3, an upper end face reinforcing plate 11 is fixed outside the sealing flange 10, and a second through hole 11.1 for filtrate to flow through is arranged at the center of the upper end face reinforcing plate 11. An O-shaped sealing ring 12 is arranged at the sealing flange and seals the sealing flange and the filter disc chuck. The inner seal between the filter and the lower end face reinforcing plate and the outer seal between the filter disc and the sealing flange effectively guarantee the sealing performance between the whole filter element and the filter shell. In order to ensure the rigidity strength of the filter element, the upper end cover, the lower end cover and the sealing flange are all made of stainless steel plates, and the thickness of each stainless steel plate is 3.0-3.5 mm. In this embodiment, the thickness of the stainless steel plate is preferably 3.5 mm.
In order to further guarantee the bearing capacity of the filter element, the inner side of the inner framework 2 is provided with 4 tensioning screws 13, and in the embodiment, the tensioning screws 13 are provided with 4, and the 4 tensioning screws 13 are uniformly distributed along the circumferential direction of the inner framework. And the tension screw 13 is fixedly connected with the reinforcing ring 6 by spot welding. Both ends of the tension screw 13 pass through the upper end face reinforcing plate 11 and the lower end face reinforcing plate 7, respectively, and are fixed to the upper end face reinforcing plate and the lower end face reinforcing plate by bolts, respectively. And the upper end face reinforcing plate, the lower end face reinforcing plate and the inner framework are integrated and have high pressure-bearing capacity by adopting tensioning screws for tensioning.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a fine folding filter core of glass, installs in the filter which characterized in that: including outer skeleton, inner frame, fixed upper end cover and the lower extreme at outer skeleton and inner frame both ends and set up the fine filter core of glass between outer skeleton and inner frame, be provided with a plurality of filtration pores that supply filtrating to get into on outer skeleton and the inner frame, the inner frame is inside to be provided with a plurality of reinforcing rings along filtrating flow direction, the both ends of the fine filter core of glass are fixed between upper end cover and lower extreme cover, upper end cover and lower extreme cover center are provided with first through-hole, upper end cover department is fixed with sealing flange, sealing flange's outside and lower extreme cover department is fixed with up end reinforcing plate and lower terminal surface reinforcing plate respectively, up end reinforcing plate and lower terminal surface reinforcing plate center department are provided with the second through-hole.
2. The glass fiber folding filter element according to claim 1, characterized in that: the glass fiber filter element is of an M-shaped folding structure.
3. The glass fiber folding filter element according to claim 1, characterized in that: and a tensioning screw rod is further fixed between the upper end face reinforcing plate and the lower end face reinforcing plate, is positioned on the inner side of the inner framework, and is fixedly connected with the reinforcing ring.
4. The glass fiber folding filter element according to claim 1, characterized in that: and a fixing ring is arranged at the second through hole of the lower end face reinforcing plate.
5. The glass fiber folding filter element according to claim 4, characterized in that: and a sealing ring is clamped on the inner circumferential surface of the fixing ring and seals the filter and the lower end face reinforcing plate.
6. The glass fiber folding filter element according to claim 1, characterized in that: and a sealing ring is arranged at the sealing flange and seals the sealing flange and the filter disc chuck.
7. The glass fiber folding filter element according to claim 1, characterized in that: the inner framework is made of stainless steel plates, and the thickness of each stainless steel plate is 2.0-3.0 mm.
8. The glass fiber folding filter element according to claim 1, characterized in that: the upper end cover, the lower end cover and the sealing flange are made of stainless steel plates, and the thickness of each stainless steel plate is 3.0-3.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920317879.0U CN209985020U (en) | 2019-03-13 | 2019-03-13 | Glass fiber folding filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920317879.0U CN209985020U (en) | 2019-03-13 | 2019-03-13 | Glass fiber folding filter element |
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| Publication Number | Publication Date |
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| CN209985020U true CN209985020U (en) | 2020-01-24 |
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| CN201920317879.0U Active CN209985020U (en) | 2019-03-13 | 2019-03-13 | Glass fiber folding filter element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999545A (en) * | 2019-03-13 | 2019-07-12 | 飞潮(上海)环境技术有限公司 | A kind of glass foldable filter element |
-
2019
- 2019-03-13 CN CN201920317879.0U patent/CN209985020U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999545A (en) * | 2019-03-13 | 2019-07-12 | 飞潮(上海)环境技术有限公司 | A kind of glass foldable filter element |
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Address after: 201400 Room 101, floor 1, block B, building 5, Lane 123, Huancheng East Road, Fengxian District, Shanghai Patentee after: Feichao (Shanghai) Environmental Technology Co.,Ltd. Address before: Room 472, 1180 Nanting Highway, Zhuanghang Town, Fengxian District, Shanghai, 201499 Patentee before: FEICHAO (SHANGHAI) ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201401 Room 101, 1st floor, block B, No.1, Lane 123, Huancheng East Road, Fengxian District, Shanghai Patentee after: Feichao (Shanghai) New Materials Co.,Ltd. Address before: 201400 Room 101, floor 1, block B, building 5, Lane 123, Huancheng East Road, Fengxian District, Shanghai Patentee before: Feichao (Shanghai) Environmental Technology Co.,Ltd. |