CN203736921U - Antiseep plate-and-frame filter press - Google Patents
Antiseep plate-and-frame filter press Download PDFInfo
- Publication number
- CN203736921U CN203736921U CN201420129133.4U CN201420129133U CN203736921U CN 203736921 U CN203736921 U CN 203736921U CN 201420129133 U CN201420129133 U CN 201420129133U CN 203736921 U CN203736921 U CN 203736921U
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- filter
- plate
- negative pressure
- frame
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Abstract
The utility model discloses an antiseep plate-and-frame filter press which comprises an infusion pump and a plurality of filter units arranged in a stacked manner, wherein the infusion pump is connected with the filter units via a main infusion pipelines; the filter units are internally provided with dirty liquid flow channels and clean liquid flow channels; the dirty liquid flow channels of the two adjacent filter units are communicated; the filter units comprise filter cloth, filter plates and filter frames; the filter plates and the filter frames are superimposed together to form filter chambers; each filter cloth comprises filter paper and a sealing surface; the filter paper is clamped between the filter plates and the filter frames; the sealing surfaces are connected between the two adjacent filter units and can seal the filter chambers of the two adjacent filter units; a branch is arranged on the main infusion pipeline; and a negative pressure antiseep device is arranged on the branch.The plate-and-frame filter press absorbs overflow dirty liquid via the negative pressure antiseep device and re-discharges to a dirty liquid tank for re-filtration.
Description
Technical field
The utility model relates to filter plant technical field, particularly relates to a kind of plate and frame type filter-press.
Background technology
Plate and frame filter press is very ripe dehydration equipment, and in American-European sludge dewatering project, application is a lot.Filter press is parallel with filter frame the filter plate with filtrate path alternative arrangement, in the middle of every group of filter plate and filter frame, accompanies filter cloth, with compressing end filter plate and filter frame compression, makes to form between filter plate and filter plate a press filtration chamber.Mud flows into from charging aperture, and water is discharged from filtrate (liquid by filter plate, and mud cake is deposited in frame on filter cloth, and filter plate and filter frame unclamp rear mud cake and be just easy to peel off, have simple to operate, the advantage such as filter cake solid content is high, and applicability is strong.
In prior art, in Chinese utility model patent prospectus 201320398003.6, disclose a kind of new type of plate frame filter press, comprised support and be fixed on left cover, the right cover plate on support; Left cover is connected with hydraulic means by connecting rod, and hydraulic means is by spacing between connecting rod control left cover, right cover plate; Right cover plate connects charging aperture and air inlet; Between left cover, right cover plate, be provided with several filter plates and filter frame, between filter plate and filter frame, filter cloth be housed; Below between left cover, right cover plate, be provided with baffle of porous baffle, between itself and baffle of porous baffle, be provided with filter cloth.The plate and frame type filter-press of this utility model is simple in structure, handling safety, and long service life, can significantly reduce expense, has convenient, the easy cleaning of raw material turnover, production efficiency advantages of higher.
Above-mentioned patent discloses plate and frame type filter-press structure common in prior art, but, in the plate and frame type filter-press of prior art, form a sheet frame by a filter plate and filter frame, multiple sheet frames are pressed together by left cover and right cover plate, but due to the restriction of existing process technology, be the contact-making surface between adjacent two sheet frames cannot be worked into completely smooth, this just makes adjacent two sheet frames after compression, still can have some gaps, cause soiling solution by leaking out in this gap, these soiling solutions are all poisonous conventionally or have corrosive, after leaking out, can pollute working environment, affect operating personnel's health of human body.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of plate and frame type filter-press that can prevent that soiling solution from leaking out for the above-mentioned state of the art.
For achieving the above object, the utility model provides following technical scheme:
A kind of plate and frame type filter-press of antiseep, include multiple filter elements of infusion pump and stacked setting, described infusion pump is connected with described filter element by main infusion pipeline, described filter element inside offers soiling solution runner and clean liquid runner, and the soiling solution runner between two adjacent filter elements is connected, described filter element includes filter cloth, filter plate and filter frame, described filter plate and filter frame are superimposed together and are formed with filter chamber, described filter cloth includes filter paper and sealing surface, described filter holder is held between described filter plate and filter frame, described sealing surface is connected between two adjacent filter elements and the filter chamber of described adjacent two filter elements can be sealed, wherein,
On described main infusion pipeline, be provided with branch road, be provided with negative pressure leakage-resistant device on described branch road, described negative pressure leakage-resistant device includes jet pump, and described jet pump includes nozzle and suction inlet, and described nozzle is connected with described branch road;
On the contact-making surface between adjacent two filter elements, offer negative pressure trough, described negative pressure trough has entrance and exit, and the entrance of described negative pressure trough and the laminating of described sealing surface arrange, and the outlet of described negative pressure trough is connected with the suction inlet of described jet pump.
Adopting the plate and frame type filter-press of this structure, is on filter element, to have offered negative pressure trough, and this negative pressure trough and sealing surface laminating arrange, and can make like this soiling solution very first time leaking out flow in negative pressure trough, and can not spill into outside filter element; On main infusion pipeline, be provided with a branch road, on branch road, be provided with jet pump, jet pump has nozzle and suction inlet, nozzle is connected with branch road, and suction inlet is connected with negative pressure trough, in the time of nozzle ejection, can produce negative pressure, thereby cause the pressure in jet pump to be less than the pressure in negative pressure trough, the soiling solution of seepage is absorbed in jet pump by negative pressure trough, then be transmitted back to soiling solution tank and reclaim, thereby reach the effect of negative-pressure sealing.
As of the present utility model preferred, described filter element includes the first contact-making surface and the second contact-making surface, the first contact-making surface of any one filter element can fit with the second contact-making surface of another filter element adjacent with described filter element, on described the first contact-making surface and the second contact-making surface, offer respectively annular negative pressure trough, and the annular negative pressure trough of adjacent two filter elements is just right, form a negative-pressure sealing chamber.
Adopt the plate and frame type filter-press of this structure, on the contact-making surface of adjacent two filter elements, to set out respectively ring-type rectangular channel, the object of driving cannelure is to allow after press seal form two-layer annular seal band, two annular seal bands are just right, thereby after compressing, two filter elements form negative-pressure sealing chamber, the soiling solution leaking out is stored in this negative-pressure sealing chamber, then by jet pump sucking-off, has prevented that the direct seepage of soiling solution from polluting at the outer working environment of facing of filter press.
As of the present utility model further preferred, the suction inlet of described jet pump is connected with described negative-pressure sealing chamber, thereby can the very first time soiling solution in negative-pressure sealing chamber be absorbed in jet pump.
As improvement of the present utility model, described jet pump includes the pump housing, is formed with successively nozzle, trunnion entrance, trunnion, anemostat and suction inlet in the described pump housing, and described nozzle, anemostat and trunnion concentric arrange.
Adopting the jet pump of this structure, is for fear of in the time working by nozzle, anemostat and the setting of trunnion concentric, produces turbulent flow because the different axle center of these mechanisms arrange, and affects negative pressure effect.
As preferably, the clean liquid runner between described two adjacent filter elements is connected.
Adopting the plate and frame type filter-press of this structure, by the clean liquid runner conducting between adjacent two filter elements, is for more convenient in follow-up washing, matting.
As concrete technical scheme of the present utility model, described filter plate is square filter plate, be provided with two the first through holes and two the second through holes at four diagonal angles place of described filter plate, described filter frame is square filter frame, be provided with two third through-holes and two fourth holes at four diagonal angles place of described filter frame, the first described through hole and described third through-hole are just to having formed described soiling solution runner, and the second described through hole and described fourth hole are just to having formed described clean liquid runner.
It is just right that passing through between filter plate and filter frame is arranged to, and can prevent from forming stair-stepping runner owing to staggering between through hole, affects the velocity of liquid assets of liquid in runner.
Compared with prior art, the utility model has the advantage of: can be by a negative pressure leakage-resistant device is set, soiling solution from leaking out between two filter elements is absorbed, be more again discharged in soiling solution pond, be again extracted into and in filter press, carry out filtration, purification by main infusion pump.
brief description of the drawings
Fig. 1 is the structural representation of plate and frame filter press in the utility model embodiment;
Fig. 2 is the composition structural representation of filter element in the utility model embodiment;
Fig. 3 is the syndeton schematic diagram between adjacent two filter elements in the utility model embodiment;
Fig. 4 be in the utility model embodiment negative pressure trough offer position view;
Fig. 5 is the fundamental diagram of plate and frame type filter-press in prior art;
Fig. 6 is the fundamental diagram that the plate and frame in the utility model embodiment filters;
Fig. 7 is the structural representation of the jet pump in the utility model embodiment.
Reference numeral:
1, infusion pump; 2, filter element; 2.1, soiling solution runner; 2.2, clean liquid runner; 2.3, the first contact-making surface; 2.4, the second contact-making surface; 3, main infusion pipeline; 3.1, branch road; 4, filter plate; 4.1, the first through hole; 4.2, the second through hole; 5, filter frame; 5.1, third through-hole; 5.2, fourth hole; 6, filter chamber; 7, negative pressure trough; 7.1, negative-pressure sealing chamber; 8, leakage-resistant device; 9, jet pump; 9.1, the pump housing; 9.1.1, nozzle; 9.1.2, trunnion entrance; 9.1.3, trunnion; 9.1.4, anemostat; 9.1.5, suction inlet; 10, filter cloth; 10.1, filter paper; 10.2, sealing surface; 11, hold-down mechanism; 11.1, pressure strip; 11.2, thrust plate; 12, drive oil cylinder; 13, crossbeam; 14, soiling solution tank; 15, collection effusion pipeline; 16, vacuum table; 17, clean liquid case; 18, pollute branch road.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, plate and frame type filter-press of the present utility model is described in further detail.
As shown in Figure 1, the present embodiment is a kind of plate and frame type filter-press of antiseep, be connected with infusion pump 1, this filter press includes hold-down mechanism 11, drive oil cylinder 12 and crossbeam 13, this hold-down mechanism comprises pressure strip 11.1 and thrust plate 11.2, drive pressure strip 11.1 to push toward the direction of thrust plate 11.2 along crossbeam 13 from described driving oil cylinder 12, multiple filter elements 2 of stacked setting are installed between pressure strip 11.1 and thrust plate 11.2, described infusion pump is connected with described filter element by main infusion pipeline 3, described filter element inside offers soiling solution runner 2.1 and clean liquid runner 2.2, described filter element includes filter cloth 10, filter plate 4 and filter frame 5, described filter plate and filter frame are superimposed together and are formed with filter chamber 6, described filter cloth includes filter paper 10.1 and sealing surface 10.2, described filter holder is held between described filter plate and filter frame, described sealing surface is connected between two adjacent filter elements and the filter chamber of described adjacent two filter elements can be sealed,
Concrete, as shown in Figure 2, described filter plate is square filter plate, be provided with two the first through holes 4.1 and two the second through holes 4.2 at four diagonal angles place of described filter plate, described filter frame is square filter frame, be provided with two third through-holes 5.1 and two fourth holes 5.2 at four diagonal angles place of described filter frame, the first described through hole and described third through-hole are just to having formed described soiling solution runner 2.1, and the second described through hole and described fourth hole are just to having formed described clean liquid runner 2.2.
On the contact-making surface between adjacent two filter elements, offer negative pressure trough, as shown in Figure 3 and Figure 4, two filter elements are pressed in together, single filter element includes the first contact-making surface 2.3 and the second contact-making surface 2.4, the first contact-making surface 2.3 of one of them filter element can with fit with the second contact-making surface 2.4 of another filter element, on described the first contact-making surface and the second contact-making surface, offer respectively annular negative pressure trough 7, and the annular negative pressure trough of adjacent two filter elements is just right, form a negative-pressure sealing chamber 7.1.
On described main infusion pipeline, be provided with branch road 3.1, be provided with negative pressure leakage-resistant device 8 on described branch road, described negative pressure leakage-resistant device includes jet pump 9.
Described negative pressure trough 7 has entrance and exit, and the entrance of described negative pressure trough 7 and 10.2 laminatings of described sealing surface arrange, and the outlet of described negative pressure trough is connected with described jet pump 9.
Fig. 5 is the work principle of filter figure of plate and frame type filter-press in prior art, as shown in Figure 5, sewage is by flowing in filter element 2 and filter through main infusion pipeline 3 in soiling solution tank 14, subsequently, after filtering, clean liquid flow in clean liquid case 17 and collects, open again filter press, the filter cake being deposited in filter element is taken out.
Fig. 6 is the work principle of filter figure of the plate and frame type filter-press during the utility model is implemented, as shown in Figure 6, the plate and frame filter press workflow of the present embodiment is as follows, sewage is first by flowing in soiling solution tank 14 in main infusion pipeline 3, on main infusion pipeline 3, be provided with a branch road 3.1, sewage is in the time flowing to the crossing of main infusion pipeline 3 and branch road 3.1, a part flow in filter element 2 by polluting branch road 18 according to the flow process of prior art, another part flows in branch road 3.1, on branch road, be provided with negative pressure leakage-resistant device 8, described negative pressure leakage-resistant device includes the vacuum table 16 of pressure in jet pump 9 and this jet pump of test, soiling solution in branch road 3.1 flows through after jet pump 9, be transmitted back in soiling solution tank 14 by jet pump 9 again, and sewage is flowing into while filtering in filter element 2, part of contaminated water is leaked out by sealing surface 10.2, flow in annular negative pressure trough 7, then is absorbed in jet pump 9 through collection effusion pipeline 15 by jet pump, be transferred back more subsequently soiling solution tank 14, carry out circularly purifying filtration.
Be illustrated in figure 7 the structural representation of the jet pump in embodiment of the utility model, described jet pump includes the pump housing 9.1, in the described pump housing, be formed with successively nozzle 9.1.1, trunnion entrance 9.1.2, trunnion 9.1.3, anemostat 9.1.4 and suction inlet 9.1.5, and described nozzle 9.1.1, anemostat 9.1.4 and trunnion 9.1.3 concentric arrange, described nozzle 9.1.1 is connected with described branch road 3.1, and described suction inlet 9.1.5 is connected with the outlet of the negative pressure trough 7 on filter element.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. the plate and frame type filter-press of an antiseep, include multiple filter elements of infusion pump and stacked setting, described infusion pump is connected with described filter element by main infusion pipeline, described filter element inside offers soiling solution runner and clean liquid runner, and the soiling solution runner between two adjacent filter elements is connected, described filter element includes filter cloth, filter plate and filter frame, described filter plate and filter frame are superimposed together and are formed with filter chamber, described filter cloth includes filter paper and sealing surface, described filter holder is held between described filter plate and filter frame, described sealing surface is connected between two adjacent filter elements and the filter chamber of described adjacent two filter elements can be sealed, it is characterized in that:
On described main infusion pipeline, be provided with branch road, be provided with negative pressure leakage-resistant device on described branch road, described negative pressure leakage-resistant device includes jet pump, and described jet pump includes nozzle and suction inlet, and described nozzle is connected with described branch road;
On the contact-making surface between adjacent two filter elements, offer negative pressure trough, described negative pressure trough has entrance and exit, and the entrance of described negative pressure trough and the laminating of described sealing surface arrange, and the outlet of described negative pressure trough is connected with the suction inlet of described jet pump.
2. plate and frame type filter-press according to claim 1, it is characterized in that: described filter element includes the first contact-making surface and the second contact-making surface, the first contact-making surface of any one filter element can fit with the second contact-making surface of another filter element adjacent with described filter element, on described the first contact-making surface and the second contact-making surface, offer respectively annular negative pressure trough, and the annular negative pressure trough of adjacent two filter elements is just right, form a negative-pressure sealing chamber.
3. plate and frame type filter-press according to claim 2, is characterized in that: the suction inlet of described jet pump is connected with described negative-pressure sealing chamber.
4. plate and frame type filter-press according to claim 1, is characterized in that: described jet pump includes the pump housing, is formed with successively nozzle, trunnion entrance, trunnion, anemostat and suction inlet in the described pump housing, and described nozzle, anemostat and trunnion concentric arrange.
5. plate and frame type filter-press according to claim 1, is characterized in that: the clean liquid runner between described two adjacent filter elements is connected.
6. plate and frame type filter-press according to claim 1 or 5, it is characterized in that: described filter plate is square filter plate, be provided with two the first through holes and two the second through holes at four diagonal angles place of described filter plate, described filter frame is square filter frame, be provided with two third through-holes and two fourth holes at four diagonal angles place of described filter frame, the first described through hole and described third through-hole are just to having formed described soiling solution runner, and the second described through hole and described fourth hole are just to having formed described clean liquid runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129133.4U CN203736921U (en) | 2014-03-20 | 2014-03-20 | Antiseep plate-and-frame filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420129133.4U CN203736921U (en) | 2014-03-20 | 2014-03-20 | Antiseep plate-and-frame filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203736921U true CN203736921U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420129133.4U Expired - Fee Related CN203736921U (en) | 2014-03-20 | 2014-03-20 | Antiseep plate-and-frame filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203736921U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107739138A (en) * | 2017-10-31 | 2018-02-27 | 无锡德沃精工设备有限公司 | A kind of planer-type filter press |
| CN107930200A (en) * | 2017-12-26 | 2018-04-20 | 成都易态科技有限公司 | Plate compression unit and plate compression device |
-
2014
- 2014-03-20 CN CN201420129133.4U patent/CN203736921U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107739138A (en) * | 2017-10-31 | 2018-02-27 | 无锡德沃精工设备有限公司 | A kind of planer-type filter press |
| CN107930200A (en) * | 2017-12-26 | 2018-04-20 | 成都易态科技有限公司 | Plate compression unit and plate compression device |
| CN107930200B (en) * | 2017-12-26 | 2023-12-12 | 成都易态科技有限公司 | Plate-frame filter pressing unit and plate-frame filter pressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20170320 |