CN213643257U - Non-woven fabrics piston filter - Google Patents
Non-woven fabrics piston filter Download PDFInfo
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- CN213643257U CN213643257U CN202021636243.1U CN202021636243U CN213643257U CN 213643257 U CN213643257 U CN 213643257U CN 202021636243 U CN202021636243 U CN 202021636243U CN 213643257 U CN213643257 U CN 213643257U
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Abstract
The utility model relates to a filter field, concretely relates to non-woven fabrics piston filter, comprising a cylinder body, a piston, filter screen and drive arrangement, filter screen fixed connection is inside the cylinder body, the filter screen is storage chamber before straining with cylinder body inner space separation and is strained the back storage chamber, be equipped with the sunction inlet on the storage chamber before straining, be equipped with first check valve on the sunction inlet, be equipped with the discharge port on straining the back storage chamber, be equipped with the second check valve on the discharge port, the piston is located and strains the back storage intracavity, the piston with strain the sealed sliding connection of back storage intracavity wall, drive arrangement is connected with the piston transmission, drive arrangement is used for driving the piston for cylinder body. The utility model discloses have the effect that improves the production efficiency of non-woven fabrics under the less condition of filter screen mesh.
Description
Technical Field
The utility model belongs to the technical field of the technique of filter and specifically relates to a non-woven fabrics piston filter is related to.
Background
The non-woven fabric piston type filter is used for extracting impurities and molten gel particles in a melt in production, improving the spinning performance of the melt and ensuring the spinning quality.
In the prior art, the non-woven fabrics raw materials of molten state are filtered by using the filter screen usually in the non-woven fabrics production process, and then the spinning or the filament blowing is carried out after the filtration is completed, the mesh size of the filter screen can influence the raw material flow of the molten state, the smaller the mesh, the better the filtration effect, but the larger the resistance to the raw material, the larger the mesh, the smaller the resistance to the raw material, but the worse the filtration effect, and in order to improve the product quality, the mesh is often preferentially reduced to improve the filtration effect.
The defects existing in the prior art are that the flow of the raw materials in a molten state is reduced due to the undersize of the meshes, and after the raw materials are filtered for a long time, the filter screen is easily blocked by particles, so that the flow area is reduced, and the production efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a non-woven fabrics piston filter can improve the production efficiency of non-woven fabrics under the less condition of filter screen mesh.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a non-woven fabrics piston filter, includes cylinder body, piston, filter screen and drive arrangement, filter screen fixed connection is in inside the cylinder body, the filter screen will the cylinder body inner space partition is for storing the chamber before straining and strain the back and store the chamber, be equipped with the sunction inlet on the storage chamber before straining, be equipped with first check valve on the sunction inlet, be equipped with the discharge port on straining the back storage chamber, be equipped with the second check valve on the discharge port, the piston is located strain the back and store the intracavity, the piston with strain the sealed sliding connection of back storage intracavity wall, drive arrangement with the piston transmission is connected, drive arrangement is used for the drive the piston for cylinder body reciprocating sliding.
By adopting the technical scheme, the suction inlet is connected with the raw material container in a molten state, the discharge outlet is connected with the spinning device, when the driving device drives the piston to slide in a reciprocating manner, the pressure intensity in the cylinder body is periodically increased and decreased, when the pressure in the cylinder body is negative, the first one-way valve is automatically opened, the second one-way valve is automatically closed, the raw material in the molten state flows into the storage cavity before filtration from the suction inlet, and then flows into the storage cavity after filtration through the filter screen, particles or impurities are blocked at one side of the filter screen close to the storage cavity before filtration, when the pressure intensity in the cylinder body is increased, the second one-way valve is automatically opened, the first one-way valve is automatically closed, the raw material in the molten state after filtration flows out from the discharge outlet, the raw material is continuously sucked, filtered and discharged, and during the discharge process, a part of the raw material in the molten state in the storage cavity after, and dredge the filter screen, wash away the filter screen and be close to the particulate matter of the one side of straining preceding storage chamber, increase the flow area of filter screen, flow when improving next filtration to improve production efficiency.
The present invention may be further configured in a preferred embodiment as: the volume of the pre-filter storage chamber is greater than the volume of the post-filter storage chamber.
Through adopting above-mentioned technical scheme, because the particulate matter is kept apart in the storage chamber before straining, after long-time filtering work, the particulate matter concentration in the storage chamber before straining increases gradually, and the volume of storing the chamber before straining through the increase can delay the speed that particulate matter concentration increases in the storage chamber before straining, prolongs filtering work's live time.
The present invention may be further configured in a preferred embodiment as: the cylinder body is formed by detachably and fixedly connecting a top shell and a bottom shell.
Through adopting above-mentioned technical scheme, be convenient for unpack the cylinder body apart, wash or change the filter screen.
The present invention may be further configured in a preferred embodiment as: the top casing is located the top of bottom casing, store the chamber before straining and be located the top of straining back storage chamber, the filter screen is located strain back storage chamber top, the sunction inlet is located the top of straining the preceding storage chamber, the discharge port is located strain the top of back storage chamber.
Through adopting above-mentioned technical scheme, the piston slides to the clean raw materials that will strain in the back storage chamber behind can bigger degree behind the filter screen butt and discharges from the discharge port towards the direction that is close to the filter screen, and the liquid level in the storage chamber rises before can straining by the raw materials of backward flow, because the sunction inlet is located the top of straining the front storage chamber, consequently, the raw materials can not flow to the sunction inlet from bottom to top.
The present invention may be further configured in a preferred embodiment as: the driving device is a pneumatic cylinder or a hydraulic cylinder.
Through adopting above-mentioned technical scheme, the work of pneumatic cylinder or pneumatic cylinder is steady, and load capacity is big, can drive the piston and steadily slide.
The present invention may be further configured in a preferred embodiment as: the flow direction of the first one-way valve is the direction from the outside of the cylinder body to the inside of the cylinder body, and the flow direction of the second one-way valve is the direction from the inside of the cylinder body to the outside of the cylinder body.
The present invention may be further configured in a preferred embodiment as: the suction inlet is vertically arranged.
The present invention may be further configured in a preferred embodiment as: the discharge port is horizontally arranged.
The present invention may be further configured in a preferred embodiment as: the top shell is in threaded connection with the bottom shell.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the suction inlet is connected with a raw material container in a molten state, the discharge outlet is connected with a spinning device, when a driving device drives a piston to slide in a reciprocating manner, the pressure inside a cylinder body is periodically increased and decreased, when negative pressure is generated inside the cylinder body, a first one-way valve is automatically opened, a second one-way valve is automatically closed, raw materials in a molten state flow into a storage cavity before filtration from the suction inlet, and then flow into a storage cavity after filtration through a filter screen, particles or impurities are blocked at one side of the filter screen close to the storage cavity before filtration, when the pressure inside the cylinder body is increased, the second one-way valve is automatically opened, the first one-way valve is automatically closed, the raw materials in a molten state after filtration flow out from the discharge outlet, the raw materials are periodically operated, part of the raw materials in a molten state in the storage cavity after filtration continuously flow back to the storage cavity before filtration, the filter screen is dredged, and the particles at one side of the filter screen close to the, the flow area of the filter screen is increased, and the flow during the next filtration is improved, so that the production efficiency is improved;
2. because the particulate matter is kept apart in the storage chamber before straining, after long-time filtering work, the particulate matter concentration crescent in the storage chamber before straining, the volume of storing the chamber before straining through the increase can delay the speed that particulate matter concentration increases in the storage chamber before straining, extension filtering work's live time.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numerals:
100. a cylinder body; 110. a top housing; 111. a suction inlet; 112. a first check valve; 113. a pre-filter storage chamber; 120. a bottom housing; 121. an outlet port; 122. a second one-way valve; 123. a filtered storage chamber; 200. a piston; 300. filtering with a screen; 400. a drive device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An embodiment, referring to fig. 1, a non-woven fabric piston type filter includes a cylinder 100, a piston 200, a filter screen 300 and a driving device 400, the filter screen 300 is fixedly connected inside the cylinder 100, the filter screen 300 divides an inner space of the cylinder 100 into a pre-filter storage chamber 113 and a post-filter storage chamber 123, the pre-filter storage chamber 113 is provided with a suction port 111, the suction port 111 is provided with a first one-way valve 112, the post-filter storage chamber 123 is provided with a discharge port 121, the discharge port 121 is provided with a second one-way valve 122, the piston 200 is located in the post-filter storage chamber 123, the piston 200 is in sealed sliding connection with an inner wall of the post-filter storage chamber 123, the driving device 400 is in transmission connection with the piston 200, and the driving.
By adopting the above technical scheme, the suction port 111 is connected with a raw material container in a molten state, the discharge port 121 is connected with a spinning device, when the driving device 400 drives the piston 200 to slide back and forth, the pressure inside the cylinder 100 increases and decreases periodically, when the pressure inside the cylinder 100 is negative, the first one-way valve 112 is opened automatically, the second one-way valve 122 is closed automatically, the raw material in the molten state flows into the storage chamber 113 before filtration from the suction port 111, flows into the storage chamber 123 after filtration through the filter screen 300, particles or impurities are blocked at one side of the filter screen 300 close to the storage chamber 113 before filtration, when the pressure inside the cylinder 100 increases, the second one-way valve 122 is opened automatically, the first one-way valve 112 is closed automatically, the raw material in the molten state after filtration flows out from the discharge port 121, and thus the raw material works periodically, the raw material is sucked, filtered and discharged continuously, and during the discharge process, a part of the raw material in the molten state in the storage, and dredge the filter screen 300, wash away the filter screen 300 and be close to the particulate matter of the one side of straining preceding storage chamber 113, increase the flow area of filter screen 300, the flow when improving next filtration to improve production efficiency.
The present invention may be further configured in a preferred embodiment as: the volume of the pre-filter storage chamber 113 is greater than the volume of the post-filter storage chamber 123.
Through adopting above-mentioned technical scheme, because the particulate matter is kept apart in straining preceding storage chamber 113, after long-time filtering operation, the particulate matter concentration in the storage chamber 113 increases gradually before straining, and the speed that particulate matter concentration increases in the storage chamber 113 before straining can be delayed through the volume of storage chamber 113 before the increase is strained, prolongs filtering operation's live time.
The present invention may be further configured in a preferred embodiment as: the cylinder 100 is composed of a top case 110 and a bottom case 120 which are detachably and fixedly connected.
Through adopting above-mentioned technical scheme, be convenient for unpack cylinder body 100 apart, wash or change filter screen 300.
The present invention may be further configured in a preferred embodiment as: the top case 110 is positioned above the bottom case 120, the pre-filter storage chamber 113 is positioned above the post-filter storage chamber 123, the filter screen 300 is positioned above the post-filter storage chamber 123, the suction port 111 is positioned at the top of the pre-filter storage chamber 113, and the discharge port 121 is positioned at the top of the post-filter storage chamber 123.
By adopting the above technical scheme, the piston 200 slides towards the direction close to the filter screen 300 to discharge the clean raw material in the storage cavity 123 after filtration from the discharge port 121 to a greater extent after abutting against the filter screen 300, the liquid level in the storage cavity 113 before filtration can be raised by the backflow raw material, and the raw material cannot flow to the suction port 111 from bottom to top because the suction port 111 is positioned at the top of the storage cavity 113 before filtration.
The present invention may be further configured in a preferred embodiment as: the driving means 400 is a pneumatic or hydraulic cylinder.
By adopting the technical scheme, the pneumatic cylinder or the hydraulic cylinder has stable work and large load capacity, and can drive the piston 200 to slide stably.
The present invention may be further configured in a preferred embodiment as: the flow direction of the first check valve 112 is a direction in which the outside of the cylinder 100 flows into the inside of the cylinder 100, and the flow direction of the second check valve 122 is a direction in which the inside of the cylinder 100 flows into the outside of the cylinder 100.
The present invention may be further configured in a preferred embodiment as: the suction port 111 is vertically disposed.
The present invention may be further configured in a preferred embodiment as: the discharge port 121 is horizontally disposed.
The present invention may be further configured in a preferred embodiment as: the top housing 110 is threadedly coupled to the bottom housing 120.
In the specific implementation process, the suction port 111 is connected with a raw material container in a molten state, the discharge port 121 is connected with a spinning device, when the driving device 400 drives the piston 200 to slide back and forth, the pressure inside the cylinder 100 increases and decreases periodically, when the pressure inside the cylinder 100 is negative, the first check valve 112 opens automatically, the second check valve 122 closes automatically, the raw material in the molten state flows into the pre-filter storage cavity 113 from the suction port 111, flows into the post-filter storage cavity 123 after being filtered by the filter screen 300, the particles or impurities are blocked at one side of the filter screen 300 close to the pre-filter storage cavity 113, when the pressure inside the cylinder 100 increases, the second check valve 122 opens automatically, the first check valve 112 closes automatically, the raw material in the molten state after being filtered flows out from the discharge port 121, and the raw material is sucked, filtered and discharged continuously, and during the discharge process, a part of the raw material in the molten state in the post-filter storage cavity 123 flows back to the pre-filter storage cavity, and dredge the filter screen 300, wash away the filter screen 300 and be close to the particulate matter of the one side of straining preceding storage chamber 113, increase the flow area of filter screen 300, the flow when improving next filtration to improve production efficiency.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A non-woven fabrics piston filter which characterized in that: comprises a cylinder body (100), a piston (200), a filter screen (300) and a driving device (400), the filter screen (300) is fixedly connected inside the cylinder body (100), the filter screen (300) separates the inner space of the cylinder body (100) into a storage cavity (113) before filtration and a storage cavity (123) after filtration, a suction inlet (111) is arranged on the pre-filtering storage cavity (113), a first one-way valve (112) is arranged on the suction inlet (111), a discharge port (121) is arranged on the filtered storage cavity (123), a second one-way valve (122) is arranged on the discharge port (121), the piston (200) is positioned in the filtered storage cavity (123), the piston (200) is in sealed sliding connection with the inner wall of the filtered storage cavity (123), the driving device (400) is in transmission connection with the piston (200), and the driving device (400) is used for driving the piston (200) to slide in a reciprocating mode relative to the cylinder body (100).
2. The nonwoven piston filter of claim 1, wherein: the volume of the pre-filter storage chamber (113) is greater than the volume of the post-filter storage chamber (123).
3. The non-woven fabric piston filter according to claim 2, wherein: the cylinder body (100) is formed by detachably and fixedly connecting a top shell (110) and a bottom shell (120).
4. The nonwoven piston filter of claim 3, wherein: top casing (110) are located the top of bottom casing (120), store chamber (113) before straining and be located the top of straining back storage chamber (123), filter screen (300) are located strain back storage chamber (123) top, sunction inlet (111) are located the top of storing chamber (113) before straining, discharge port (121) are located strain the top of back storage chamber (123).
5. The nonwoven piston filter of claim 4, wherein: the driving device (400) is a pneumatic cylinder or a hydraulic cylinder.
6. The nonwoven piston filter of claim 5, wherein: the flow direction of the first check valve (112) is a direction from the outside of the cylinder (100) to the inside of the cylinder (100), and the flow direction of the second check valve (122) is a direction from the inside of the cylinder (100) to the outside of the cylinder (100).
7. The nonwoven piston filter of claim 6, wherein: the suction inlet (111) is vertically arranged.
8. The nonwoven piston filter of claim 7 wherein: the discharge port (121) is horizontally disposed.
9. The nonwoven piston filter of claim 8, wherein: the top housing (110) is threadedly connected to the bottom housing (120).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636243.1U CN213643257U (en) | 2020-08-10 | 2020-08-10 | Non-woven fabrics piston filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636243.1U CN213643257U (en) | 2020-08-10 | 2020-08-10 | Non-woven fabrics piston filter |
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| Publication Number | Publication Date |
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| CN213643257U true CN213643257U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021636243.1U Active CN213643257U (en) | 2020-08-10 | 2020-08-10 | Non-woven fabrics piston filter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457482A (en) * | 2021-07-22 | 2021-10-01 | 上海基典防水科技有限公司 | Waterproof coating processing equipment |
| CN114573147A (en) * | 2022-03-17 | 2022-06-03 | 河北民族师范学院 | Chemical industry waste liquid purification unit |
| CN117699927A (en) * | 2024-02-05 | 2024-03-15 | 菏泽双龙冶金机械有限公司 | Circulating cooling water treatment equipment and circulating cooling water treatment method |
-
2020
- 2020-08-10 CN CN202021636243.1U patent/CN213643257U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457482A (en) * | 2021-07-22 | 2021-10-01 | 上海基典防水科技有限公司 | Waterproof coating processing equipment |
| CN114573147A (en) * | 2022-03-17 | 2022-06-03 | 河北民族师范学院 | Chemical industry waste liquid purification unit |
| CN117699927A (en) * | 2024-02-05 | 2024-03-15 | 菏泽双龙冶金机械有限公司 | Circulating cooling water treatment equipment and circulating cooling water treatment method |
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