CN104784993A - Plate frame press filter with backblowing air drying function - Google Patents
Plate frame press filter with backblowing air drying function Download PDFInfo
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- CN104784993A CN104784993A CN201510182495.9A CN201510182495A CN104784993A CN 104784993 A CN104784993 A CN 104784993A CN 201510182495 A CN201510182495 A CN 201510182495A CN 104784993 A CN104784993 A CN 104784993A
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- dry
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Abstract
The invention relates to the technical field of plate frame press filter equipment, in particular to a plate frame press filter with a backblowing air drying function. The plate frame press filter adopts the structure that guiding cross beams are fixed on two sides of a hydraulic device and a fixed plate to form a machine frame; two or more filter plates are placed on the guiding cross beams and can slide relative to the guiding cross beams; a piston rod is arranged on the hydraulic device, and is connected with a pushing plate; pressure filtration plates are arranged between the pushing plate and the fixed plate; every two adjacent pressure filtration plates are connected end to end to form a filter cavity; material through holes in the pressure filtration plates form a material passage; a feed opening is formed in the fixed plate, and is communicated with the material passage; an air inlet hole and a drain hole are formed in each pressure filtration plate, and are arranged on two opposite sides of the filter cavity. The plate frame press filter can be used for air drying of a material, is simple in structure, higher in pressure filtration effect, and low in energy consumption, and has the advantages that the moisture content of the material can be reduced to 18 to 22 percent; the cost is reduced; energy conservation and environmental protection are achieved.
Description
Technical field
The present invention relates to plate and frame filter press equipment technical field, be specifically related to a kind of plate and frame filter press air-dry with blowback.
Background technology
Filter press is a kind of equipment material being carried out Separation of Solid and Liquid by pressure filtration, is widely used in the industries such as food, chemical industry, environmental protection and sewage disposal, and the separation particularly for sticky fine has unique superiority.Such as, the mud that chemical industry and sanitary sewage disposal produce, moisture content 95%-99%, has to pass through processed, reduces volume and just can emit.Be very high by the cost of Sludge landfill, reach 200-350 per ton unit, if through processed, then volume decrement more than 60%, energy consumption reduces, and significantly can reduce the cost of enterprise's Treatment of Sludge and reduce landfill place.
Existing market filter press lignin-sludge inorganic material moisture content is 30%-45%, reduces further inorganic material moisture content to 18%-22%, the floor space facing the high cost of oven dry or outdoor threshing ground greatly and the time long; Then cause the idle running of pump according to prolongation time of filter pressing, treatment effect not only can not be satisfied with, and power consumption increases.
Summary of the invention
The object of the invention is to for weak point of the prior art, a kind of plate and frame filter press air-dry with blowback is provided, reduce the moisture content of material further.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of plate and frame filter press air-dry with blowback comprises hydraulic means, guide crossbeam, fixed head, filter press plate, push pedal and piston rod;
The both sides of described hydraulic means and described fixed head are fixed with described guide crossbeam and form frame, and filter plate described in two or more is positioned over described guide crossbeam and can relative sliding with described guide crossbeam;
Described hydraulic means is provided with described piston rod, and described piston rod connects described push pedal; Described filter press plate is between described push pedal and described fixed head, and two pieces of adjacent described filter press plates join end to end formation filter chamber, the material through hole composition material channel of described filter press plate; Described fixed head is provided with charging aperture, and described charging aperture is communicated with described material channel, and described filter press plate is also provided with air admission hole, venthole and osculum, and described air admission hole and venthole are located at described filter chamber outward flange and are positioned at relative both sides.
Described venthole and osculum are same structure.
Described air admission hole is located at the upside of described filter chamber, and described osculum is located at the downside of described filter chamber.
Each described filter press plate is provided with the wireway of soft material, and described air admission hole is communicated with the high-pressure air tube be located at above filter press by described wireway.
Described high-pressure air tube is provided with valve.
The both sides of described filter press plate are all provided with air admission hole and osculum.
Described filter press plate is circular filter plate or square filter plate.
Described filter press plate is membrane filter plate.
By realizing a kind of plate and frame filter press with blowback air-drying function above, to carry out blowback to material air-dry in the present invention, and its structure is simple, press filtration better effects if, saves the energy, reduces material water ratio to 18%-22%, realizes reducing costs, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 be a kind of example of the present invention face structural representation.
Wherein: valve 1, hydraulic means 2, wireway 3, guide crossbeam 4, high-pressure air tube 5, charging aperture 6, fixed head 7, filter press plate 8, push pedal 9, piston rod 10.
Detailed description of the invention
The invention will be further described with the following Examples.
As shown in Figure 1, a kind of plate and frame filter press air-dry with blowback comprises hydraulic means 2, guide crossbeam 4, fixed head 7, filter press plate 8, push pedal 9 and piston rod 10;
Described hydraulic means 2 is fixed with described guide crossbeam 4 with the both sides of described fixed head 7 and forms frame, and filter plate 8 described in two or more is positioned over described guide crossbeam 4 and can relative sliding with described guide crossbeam 4;
Described hydraulic means 2 is provided with described piston rod 10, and described piston rod 10 connects described push pedal 9; Described filter press plate 8 is between described push pedal 9 and described fixed head 7, and adjacent two pieces described filter press plates 8 join end to end formation filter chamber, the material through hole composition material channel of described filter press plate 8; Described fixed head 7 is provided with charging aperture 6, and described charging aperture 6 is communicated with described material channel, and described filter press plate 8 is also provided with air admission hole, venthole and osculum, and described air admission hole and venthole are located at described filter chamber outward flange and are positioned at relative both sides.
Described valve 1 is closed, hydraulic means 2 work makes described piston rod 10 extend, described push pedal 9 is allowed to be compressed by described filter press plate 8 with described fixed head 7, the filter chamber between described filter press plate 8 is made to form sealing state, material is delivered to filter chamber by charging aperture 6 and feeding-passage with high voltage style by pump, with the pressure of pump, the moisture in material is extruded, then discharged by described osculum; Described material filters through preliminary, when described osculum 7 flows out without obvious liquid, the pump housing quits work, open described valve 1, gases at high pressure enter described filter chamber from described air admission hole, discharge after described material from described osculum, in the process, Interstitial Water in described material is extruded by described gases at high pressure, reduces the moisture content of described material further, then continues to keep gases at high pressure input, carrying out air blowing to material implements surperficial air-dry, realizes the air-dry of material.
Described air admission hole and described osculum are located at the relative both sides of described filter chamber, and other can effectively through described material to make high pressure, to reach the object effectively reducing described material water ratio.
Described venthole and osculum are same structure, make structure simple, reduce processing cost, improve the reliability of pressure filter press plate 8.
In the press filtration stage, described hydraulic means 2 makes mutually to compress between described filter press plate 8, plays the effect of sealing, prevents whitewashing.
Described air admission hole is located at the upside of described filter chamber, and described osculum is located at the downside of described filter chamber.Described osculum is located at the downside of described filter chamber, utilizes the gravity of water, and water can be made to discharge fully.
Each described filter press plate 8 is provided with the wireway 3 of soft material, and described air admission hole is communicated with the high-pressure air tube 5 be located at above filter press by described wireway 3.Described high-pressure air tube 5 is located at the top of filter press, effectively can utilize space; Use soft wireway 3, described filter press plate 8 is when moving along described guide crossbeam 4, and described steam vent can remain with described high-pressure air tube 5 and be communicated with.
Described high-pressure air tube 5 is provided with valve 1.Utilize whether passing into of Valve controlling gases at high pressure.
The both sides of described filter press plate 8 are all provided with air admission hole and osculum, make blowback do process more efficient.
Described filter press plate 8 is circular filter plate or square filter plate.
Described filter press plate 8 is membrane filter plate.Blowback dry systems structure is applicable to the filter plate of various shape and various kind.
The temperature of the gases at high pressure that described air admission hole enters is 60 DEG C-200 DEG C.
The temperature of the air-dry gas that described air admission hole enters is 60 DEG C-100 DEG C or 100 DEG C-200 DEG C.
Use the gases at high pressure of higher temperature, while blowout material Interstitial Water, the moisture content of further reduction material that can be higher, efficiency is high.
Finally should be noted that; above embodiment is only for illustration of technical scheme of the present invention but not limiting the scope of the invention; although be explained in detail the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (8)
1., with the plate and frame filter press that blowback is air-dry, comprise hydraulic means, guide crossbeam, fixed head, filter press plate, push pedal and piston rod;
The both sides of described hydraulic means and described fixed head are fixed with described guide crossbeam and form frame, and filter plate described in two or more is positioned over described guide crossbeam and can relative sliding with described guide crossbeam;
Described hydraulic means is provided with described piston rod, and described piston rod connects described push pedal; Described filter press plate is between described push pedal and described fixed head, and two pieces of adjacent described filter press plates join end to end formation filter chamber, the material through hole composition material channel of described filter press plate; Described fixed head is provided with charging aperture, and described charging aperture is communicated with described material channel, it is characterized in that: described filter press plate is also provided with air admission hole, venthole and osculum, and described air admission hole and venthole are located at described filter chamber outward flange and are positioned at relative both sides.
2. a kind of plate and frame filter press air-dry with blowback according to claim 1, is characterized in that: described venthole and osculum are same structure.
3. a kind of plate and frame filter press air-dry with blowback according to claim 2, it is characterized in that: described air admission hole is located at the upside of described filter chamber, described osculum is located at the downside of described filter chamber.
4. a kind of plate and frame filter press air-dry with blowback according to claim 1, it is characterized in that: each described filter press plate is provided with the wireway of soft material, described air admission hole is communicated with the high-pressure air tube be located at above filter press by described wireway.
5. a kind of plate and frame filter press air-dry with blowback according to claim 1, is characterized in that: described high-pressure air tube is provided with valve.
6. a kind of plate and frame filter press air-dry with blowback according to claim 2, is characterized in that: the both sides of described filter press plate are all provided with air admission hole and osculum.
7. a kind of plate and frame filter press air-dry with blowback according to claim 1, is characterized in that: described filter press plate is circular filter plate or square filter plate.
8. a kind of plate and frame filter press air-dry with blowback according to claim 1, is characterized in that: described filter press plate is membrane filter plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182495.9A CN104784993A (en) | 2015-04-16 | 2015-04-16 | Plate frame press filter with backblowing air drying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182495.9A CN104784993A (en) | 2015-04-16 | 2015-04-16 | Plate frame press filter with backblowing air drying function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104784993A true CN104784993A (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510182495.9A Pending CN104784993A (en) | 2015-04-16 | 2015-04-16 | Plate frame press filter with backblowing air drying function |
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| Country | Link |
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| CN (1) | CN104784993A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704348A (en) * | 2018-08-02 | 2018-10-26 | 宁夏宝丰能源集团股份有限公司 | Filter plate assembly and chamber-type press filter |
| CN110025996A (en) * | 2019-05-14 | 2019-07-19 | 龙海市宏远机械修造有限公司 | A kind of plate and frame type filter-press that filters pressing effect is good |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4317734A (en) * | 1978-11-28 | 1982-03-02 | Tetsuya Kurita | Filtration-compression type filter press |
| CN1317355A (en) * | 2001-03-30 | 2001-10-17 | 朱兴源 | High-speed method for drying filter press cake in air |
| CN103272418A (en) * | 2013-05-28 | 2013-09-04 | 佛山市金凯地过滤设备有限公司 | Pressure filter |
| CN203935661U (en) * | 2014-06-27 | 2014-11-12 | 康觉 | A kind of vertical type blotter press |
| CN104260402A (en) * | 2014-08-19 | 2015-01-07 | 佛山市金凯地过滤设备有限公司 | High-pressure filter press |
| CN204745776U (en) * | 2015-04-16 | 2015-11-11 | 佛山市金凯地过滤设备有限公司 | Take filter press that anti -blow is dry |
-
2015
- 2015-04-16 CN CN201510182495.9A patent/CN104784993A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4317734A (en) * | 1978-11-28 | 1982-03-02 | Tetsuya Kurita | Filtration-compression type filter press |
| CN1317355A (en) * | 2001-03-30 | 2001-10-17 | 朱兴源 | High-speed method for drying filter press cake in air |
| CN103272418A (en) * | 2013-05-28 | 2013-09-04 | 佛山市金凯地过滤设备有限公司 | Pressure filter |
| CN203935661U (en) * | 2014-06-27 | 2014-11-12 | 康觉 | A kind of vertical type blotter press |
| CN104260402A (en) * | 2014-08-19 | 2015-01-07 | 佛山市金凯地过滤设备有限公司 | High-pressure filter press |
| CN204745776U (en) * | 2015-04-16 | 2015-11-11 | 佛山市金凯地过滤设备有限公司 | Take filter press that anti -blow is dry |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704348A (en) * | 2018-08-02 | 2018-10-26 | 宁夏宝丰能源集团股份有限公司 | Filter plate assembly and chamber-type press filter |
| CN110025996A (en) * | 2019-05-14 | 2019-07-19 | 龙海市宏远机械修造有限公司 | A kind of plate and frame type filter-press that filters pressing effect is good |
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Application publication date: 20150722 |