CN211706118U - Candle filter and filter cake stripping off device thereof - Google Patents
Candle filter and filter cake stripping off device thereof Download PDFInfo
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- CN211706118U CN211706118U CN202020167179.0U CN202020167179U CN211706118U CN 211706118 U CN211706118 U CN 211706118U CN 202020167179 U CN202020167179 U CN 202020167179U CN 211706118 U CN211706118 U CN 211706118U
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- filter cake
- filter
- component
- cake stripping
- snap ring
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Abstract
The utility model provides a candle filter and a filter cake stripping device thereof, wherein the filter cake stripping device comprises a filter element, a filter cake stripping component which can be pushed and a driving component; the driving part comprises a control part and a connecting part; the first end of the connecting part is connected with the control part, and the second end of the connecting part is connected with the filter cake stripping part; the control component is used for controlling the connecting component to move so as to enable the connecting component to push the filter cake stripping component to reciprocate along the filter element. Use the utility model discloses, promote filter cake stripping member through drive unit to make filter cake stripping member pass through mechanical motion's mode, peel off the filter cake, thereby can clear away the filter cake fast, the efficient.
Description
Technical Field
The utility model relates to a solid-liquid separation technical field particularly, relates to a candle filter and filter cake stripping off device thereof.
Background
The candle filter belongs to an automatic pressure type filtering device and is applied to industrial solid-liquid separation and filtration. A plurality of filter elements are arranged in the cylinder body of the candle type filter, and special filter cloth is sleeved on the filter elements. During the filtration process, solid matters of the filtrate are gradually gathered on the surface of the filter cloth, and a filter cake is formed after the solid matters reach a certain thickness.
In the prior art, when the filter cake exceeds a certain thickness, the speed of filtrate passing through a filter cake layer is reduced, the filtration efficiency is poor, and the filter cake needs to be removed; the back-blown cake-removing technology is generally adopted at present. However, the back-blowing cake-removing technology has the problems that filter cakes cannot be blown off, the back-blowing process is long in consumed time, poor in effect, low in efficiency and the like. Especially, when filtering a material with high viscosity, the filter cake is easy to attach to the filter element and can not fall off through back blowing, thereby influencing flux.
Based on this, how to improve the stripping effect and efficiency of the filter cake and reduce the stripping time has not been provided with an effective solution in the prior art.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an in provide a candle filter and filter cake stripping off device thereof for improve filter cake peeling off effect in the candle filter at least.
In order to solve the technical problem, the utility model provides a filter cake stripping device of a candle filter, which comprises a filter element, a filter cake stripping component which can be pushed and a driving component;
the driving part comprises a control part and a connecting part; the first end of the connecting part is connected with the control part, and the second end of the connecting part is connected with the filter cake stripping part;
the control component is used for controlling the connecting component to move so as to enable the connecting component to push the filter cake stripping component to reciprocate along the filter element.
Optionally, the filter cake stripping device further comprises a barrel;
the filter element is arranged in the cylinder body and is arranged along the radial direction of the cylinder body; the control component is arranged outside the cylinder, and the second end of the connecting component penetrates through the cylinder to be connected with the filter cake stripping component.
Optionally, the filter cake stripping member is sleeved on the filter element.
Optionally, the number of the filter elements is 1 or more, the filter cake stripping component is a snap ring group, and each snap ring of the snap ring group is correspondingly sleeved on one filter element.
Optionally, each snap ring is correspondingly provided with an adjusting component, and the adjusting component is used for adjusting the size of the inner ring of the corresponding snap ring.
Optionally, the adjustment component comprises a first adjustment component and a second adjustment component; each snap ring includes a first arcuate member and a second arcuate member; the first end of the first arc-shaped component is connected with the first end of the second arc-shaped component through the first adjusting component; the second end of the first arcuate member is connected to the second end of the second arcuate member by the second adjustment member.
Optionally, the snap ring set has a main structure, and each snap ring is detachably arranged on the main structure; the second end of the connecting member is connected to the main structure.
Optionally, the main body structure is provided with 1 or more snap ring fixing structures, and each snap ring fixing structure can move relative to the main body structure; each snap ring fixing structure corresponds to one snap ring.
Optionally, the driving part is a pneumatic push rod device or an electric push rod device; the connecting part is a push rod.
In order to solve the technical problem, the utility model also provides a candle filter, candle filter includes as above arbitrary one the filter cake stripping off device.
By applying the technical scheme of the utility model, the filter cake stripping component is pushed by the driving component, so that the filter cake stripping component strips the filter cake in a mechanical movement mode, and the filter cake can be rapidly and efficiently removed; even if the filter cake has high filter viscosity and cannot fall off due to back flushing, the filter cake can be quickly stripped, so that the stripping effect of the filter cake in the candle filter is effectively improved, particularly, the filter cake has a particularly prominent effect on filtering lignin generated in the biological refining process, and the flux of filtrate in the filtering process is improved.
Drawings
Fig. 1 is a schematic structural diagram of a filter cake stripping device of a candle filter according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a snap ring;
fig. 3 is a schematic structural diagram of a main body of the snap ring set.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
In the following description, suffixes such as "module", "part", or "unit" used to denote elements are used only for the convenience of description of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.
Example one
As shown in fig. 1, the present embodiment provides a cake peeling device of a candle filter, which comprises a filter element 1, a cake peeling member 2 that can be pushed, and a driving member;
the driving part comprises a control part and a connecting part 3; a first end of the connecting part 3 is connected with the control part, and a second end of the connecting part 3 is connected with the filter cake stripping part 2;
the control component is used for controlling the connecting component to move so as to enable the connecting component to push the filter cake stripping component to reciprocate along the filter element 1, so that the filter cake on the filter element 1 can be stripped and removed, and the filter cake is discharged 4 from a slag discharge port.
Wherein, the filter element is wrapped by filter cloth. The driving component can be a pneumatic push rod device or an electric push rod device; the control unit may be an electric control unit such as a motor, or may be a pressure control unit (not shown). The connecting member may be a push rod or the like.
The working principle of the filter cake stripping device in the embodiment is as follows:
the candle filter finishes one-time filtration, the filter cake cracks and is separated from the filter cloth by back flushing, and the driving part is started to push the connecting part with the moving stroke of 2 meters, so that the whole filter cake stripping part is pushed to push the filter cake on the filter column down.
After the connecting part runs the whole stroke, the connecting part returns to the original compression state.
In the embodiment, the filter cake stripping device pushes the filter cake stripping component through the driving component, so that the filter cake stripping component strips the filter cake in a mechanical movement mode, and the filter cake can be rapidly and efficiently removed; even if the filter cake has high filter viscosity and cannot fall off due to back flushing, the filter cake can be effectively stripped, so that the filter cake stripping effect in the candle filter is effectively improved, the stripping time is shortened, particularly, the filter cake stripping device has a particularly prominent effect on filtering lignin generated in the biorefinery process, and the flux of filtrate in the filtering process is improved.
In detail, in some embodiments, in order to facilitate the manipulation of the control member, the control member may be disposed outside the cylinder 5 of the cake peeling device, that is, the filter cartridge 1 is disposed inside the cylinder 5 and arranged along a radial direction of the cylinder; the control component is arranged outside the cylinder body 5, and the second end of the connecting component penetrates through the cylinder body 5 and is connected with the filter cake stripping component 2.
In some embodiments, to further enhance the cake stripping effect, a cake stripping member can be sleeved over the filter element. Therefore, the filter cake on the filter element can be stripped and removed in all directions.
Specifically, the filter core is 1 or more, filter cake stripping off the part and is the snap ring group, every snap ring of snap ring group corresponds the cover and establishes on a filter core. That is to say, strip each filter core and clear away, further effectively improved the peel effect.
In some embodiments, optionally, each snap ring is provided with an adjusting component, and the adjusting component is used for adjusting the inner annular size of the corresponding snap ring.
Specifically, the adjustment member includes a first adjustment member 201 and a second adjustment member 202; each snap ring includes a first arcuate member 203 and a second arcuate member 204; a first end of the first arc-shaped part 203 is connected with a first end of the second arc-shaped part 204 through the first adjusting part 201; the second end of the first arc-shaped member 203 and the second end of the second arc-shaped member 204 are connected by the second adjusting member 202. The clamping ring based on the structure can be adapted to filter elements with various specifications; simultaneously because the space between the filter cake particle is less to can further provide the filter effect, can adjust the inside annular size of snap ring through adjusting the structure among this embodiment from this, thereby remain certain thickness with the filter cake on the filter core, thereby improve the filter effect of filtrating next time.
In some embodiments, the snap ring assembly has a body structure 206, and each snap ring is removably disposed on the body structure 206; the second end of the connecting part 3 is connected to the body structure 206. Through the detachable arrangement of the clamping ring, the clamping ring is convenient to replace in the using process, and the maintenance cost of the filter cake stripping device is further reduced.
In some embodiments, 1 or more snap ring securing structures are provided on the body structure, each snap ring securing structure 207 being movable relative to the body structure; one for each snap ring securing structure 207. The main body structure can be a rod-type structure, and the clamp ring fixing structure can be sleeved on the main body structure and can move relative to the main body structure. The snap ring fixing structure can be fixed on the main body structure through a bolt and the like. The snap ring fixing structure 207 may be connected to the snap ring by a bolt or the like. That is, the position of the snap ring can be adjusted by the movable snap ring fixing device, and the candle filter can be further suitable for various specifications.
Example two
This embodiment provides a candle filter comprising the filter cake stripping apparatus of any one of the embodiments. In the specific implementation process of the embodiment, reference may be made to the first embodiment, and a corresponding technical effect is achieved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present invention have been described with reference to the drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is protected by the following claims.
Claims (10)
1. The filter cake stripping device of the candle filter is characterized by comprising a filter element, a filter cake stripping component which can be pushed and a driving component;
the driving part comprises a control part and a connecting part; the first end of the connecting part is connected with the control part, and the second end of the connecting part is connected with the filter cake stripping part;
the control component is used for controlling the connecting component to move so as to enable the connecting component to push the filter cake stripping component to reciprocate along the filter element.
2. The filter cake stripping off device of claim 1, further comprising a barrel;
the filter element is arranged in the cylinder body and is arranged along the radial direction of the cylinder body; the control component is arranged outside the cylinder, and the second end of the connecting component penetrates through the cylinder to be connected with the filter cake stripping component.
3. The filter cake stripping assembly of claim 1 wherein said filter cake stripping member is nested over said filter element.
4. The filter cake stripping off device of claim 3, wherein the number of filter elements is 1 or more, the filter cake stripping off component is a snap ring group, and each snap ring of the snap ring group is correspondingly sleeved on one filter element.
5. The filter cake stripping device of claim 4, wherein each snap ring is correspondingly provided with an adjustment member for adjusting the inner annular size of the corresponding snap ring.
6. The filter cake stripping off device of claim 5 wherein said adjustment member comprises a first adjustment member and a second adjustment member; each snap ring includes a first arcuate member and a second arcuate member; the first end of the first arc-shaped component is connected with the first end of the second arc-shaped component through the first adjusting component; the second end of the first arcuate member is connected to the second end of the second arcuate member by the second adjustment member.
7. The filter cake stripping assembly of claim 6, wherein said collar set has a body structure, each collar being removably disposed on said body structure; the second end of the connecting member is connected to the main structure.
8. The filter cake stripping off device of claim 7 wherein said body structure is provided with 1 or more snap ring securing structures, each snap ring securing structure being movable relative to said body structure; each snap ring fixing structure corresponds to one snap ring.
9. The filter cake stripping off device of any one of claims 1 to 8, wherein said drive means is a pneumatic ram device or an electric ram device; the connecting part is a push rod.
10. A candle filter, characterized in that the candle filter comprises a filter cake stripping device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020167179.0U CN211706118U (en) | 2020-02-13 | 2020-02-13 | Candle filter and filter cake stripping off device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020167179.0U CN211706118U (en) | 2020-02-13 | 2020-02-13 | Candle filter and filter cake stripping off device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211706118U true CN211706118U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020167179.0U Active CN211706118U (en) | 2020-02-13 | 2020-02-13 | Candle filter and filter cake stripping off device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211706118U (en) |
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2020
- 2020-02-13 CN CN202020167179.0U patent/CN211706118U/en active Active
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