CN211273698U - Pressing and loosening device of filter press - Google Patents
Pressing and loosening device of filter press Download PDFInfo
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- CN211273698U CN211273698U CN201922039086.XU CN201922039086U CN211273698U CN 211273698 U CN211273698 U CN 211273698U CN 201922039086 U CN201922039086 U CN 201922039086U CN 211273698 U CN211273698 U CN 211273698U
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Abstract
The utility model relates to a pressing and loosening device of a filter press, which comprises a hydraulic cylinder seat, a main hydraulic cylinder, a quick hydraulic cylinder, a pressing plate, an oil tank, a hydraulic station, a hydraulic control one-way valve and a hydraulic pipeline; the hydraulic cylinder comprises a main hydraulic cylinder, a quick hydraulic cylinder, a hydraulic station, a hydraulic cylinder seat, a plurality of main hydraulic cylinders, an oil tank, a hydraulic control one-way valve, a hydraulic station and a hydraulic station, wherein the main hydraulic cylinder and the quick hydraulic cylinder are arranged on the hydraulic cylinder seat; the hydraulic pressure station compresses tightly or loosens for quick pneumatic cylinder fuel feeding drive pinch plate, and the pinch plate moves main hydraulic cylinder piston rod and stretches out and draws back thereupon, the utility model has the advantages that reduce hydraulic pressure station motor power, practice thrift manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of filter press in the solid-liquid separation trade, a filter press compresses tightly loosening device is related to.
Background
The filter press is a main filtering device in the solid-liquid separation industry and is widely applied to the industries of chemical industry, coal washing, food, environmental protection sewage treatment and the like, and comprises a hydraulic cylinder seat, a pressing plate, a hydraulic cylinder, a main beam, a filter plate group, a thrust plate and a hydraulic station, wherein the hydraulic cylinder seat and the thrust plate are arranged at two ends of the main beam, the hydraulic station provides high-pressure hydraulic oil for the hydraulic cylinder, the hydraulic cylinder is arranged on the hydraulic cylinder seat and drives the pressing plate to slide on the main beam, and the filter plate is arranged between the pressing plate and the thrust plate; when the filter press works, the hydraulic cylinder firstly pushes the pressing plate to press the filter plates to form a closed cavity, materials enter the cavity through the feeding holes of the filter plates and are filtered through the filter cloth, the cavity of the materials between the filter plates forms filter cakes, and then the hydraulic cylinder drives the pressing plate to be loosened, so that enough space is reserved between the filter plates to unload the filter cakes.
Along with the increase of production demand, the filter area and the filter plate size of present pressure filter are constantly increased, and the corresponding increase of pneumatic cylinder bore, stroke, for guaranteeing pressure filter work efficiency, keep the pneumatic cylinder fast motion, need increase hydraulic pressure station work flow, corresponding hydraulic pressure station merit motor power increase, the cost increases.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a compressing and loosening device of a filter press.
The pressing and loosening device for the filter press comprises a hydraulic cylinder seat, a main hydraulic cylinder, a quick hydraulic cylinder, a pressing plate, an oil tank, a hydraulic station, a hydraulic control one-way valve and a hydraulic pipeline; the main hydraulic cylinder and the quick hydraulic cylinder are installed on the hydraulic cylinder base, the piston rods of the main hydraulic cylinder and the quick hydraulic cylinder are connected with the pressing plate, the quick hydraulic cylinder is installed at the center of the hydraulic cylinder base, the main hydraulic cylinder is multiple, the uniform distribution is installed around the quick hydraulic cylinder, the oil tank is arranged on the upper portion of the hydraulic cylinder base, the hydraulic control one-way valve is arranged on a hydraulic pipeline between the rear cavity of the main hydraulic cylinder and the oil tank, the front cavity of the main hydraulic cylinder is communicated with the oil tank through the hydraulic pipeline, the control oil way of the hydraulic control one-way valve, the rear cavity of the main hydraulic cylinder, and the front and rear cavities of the.
As the preferred scheme, the filter plate pressing and loosening device of the filter press is characterized in that the hydraulic control one-way valve is a liquid charging valve and is arranged at the bottom of the main hydraulic cylinder.
In the preferable scheme, the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, a valve is arranged at the end of the oil tank, and the oil pipeline is closed during maintenance.
As a preferred scheme, the pressing and loosening device of the filter press is characterized in that the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, and the end of the oil tank is provided with a flexible connection, so that the pipeline assembly is facilitated.
As a preferred scheme, the pressing and loosening device of the filter press is characterized in that the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, and the lowest end of the main hydraulic cylinder is provided with an oil drain valve for draining hydraulic oil in the pipeline during maintenance.
As a preferred scheme, the pressing and loosening device of the filter press is characterized in that a pipeline is arranged at the upper end of the side surface of the oil tank and connected to a hydraulic station, and the hydraulic oil in the oil tank is prevented from overflowing to pollute the environment.
The utility model relates to a pressure filter compresses tightly loosening equipment, hydraulic pressure station compresses tightly or loosens for the quick pneumatic cylinder fuel feeding drive pinch plate of minor diameter, and the pinch plate drives major diameter main hydraulic cylinder piston rod and stretches out and draws back thereupon, and the hydraulic pressure station that uses a little discharge capacity just so can drive the quick compressing tightly of filter press and loosen, reduces hydraulic pressure station motor power, practices thrift manufacturing cost.
Drawings
Fig. 1 is a schematic view of the pressing and loosening device of the filter press of the present invention.
Fig. 2 is a schematic diagram of the present invention.
In the figure: 1. a thrust plate; 2. a filter plate group; 3. a compression plate; 4. a main beam; 5. a hydraulic cylinder base; 6, an oil tank; 7. a valve; 8. soft connection; 9. a master cylinder; 10. a fast hydraulic cylinder; 11. a liquid charging valve; 12. an oil drain valve; 13. and a hydraulic station.
Detailed Description
The technical solution in the embodiment of the present invention is described below with reference to the drawings in the embodiment of the present invention.
As shown in fig. 1 and 2, thrust plates 1 and hydraulic cylinder seats 5 are installed at two ends of a main beam 4, a filter plate group 2 is placed between a pressing plate 3 and the thrust plates 1, a main hydraulic cylinder 9 and a quick hydraulic cylinder 10 are installed on the hydraulic cylinder seats 5, piston rods of the main hydraulic cylinder 9 and the quick hydraulic cylinder 10 are connected with the pressing plate 3, the quick hydraulic cylinder 10 is installed at the center of the hydraulic cylinder seat 5, two main hydraulic cylinders 10 are provided, the hydraulic cylinder driving pressing plate 3 slides on the main beam 4, the oil tank 6 is arranged on the upper portion of the hydraulic cylinder seat 5, the liquid charging valve 11 is arranged on the bottom of the main hydraulic cylinder 9, a low-pressure end pipeline of the liquid charging valve 11 is connected to the oil tank 6, a front cavity of the main hydraulic cylinder 9 is communicated with the oil tank 6 through a hydraulic pipeline, and a control oil circuit of the liquid charging valve 11, a rear cavity of the main hydraulic cylinder 9 and a front and rear cavity of the quick hydraulic cylinder 10 are provided with high-pressure hydraulic oil through a hydraulic station 13.
As shown in fig. 1 and 2, the front and rear cavities of the master hydraulic cylinder 9 are connected with a pipeline of the oil tank 6, a valve 7 is arranged at the end of the oil tank 6, and an oil circuit is closed during maintenance; the front cavity and the rear cavity of the main hydraulic cylinder 9 are connected with a pipeline of the oil tank 6, and the end of the oil tank 6 is provided with a flexible connection 8, so that the pipeline assembly is facilitated; the front cavity and the rear cavity of the main hydraulic cylinder 9 are connected with a pipeline of the oil tank 6, and the lowest end of the main hydraulic cylinder is provided with an oil drain valve 12 for draining hydraulic oil in the pipeline during maintenance; the upper end of the side wall of the oil tank 6 is provided with a pipeline connected to the hydraulic station 13, so that hydraulic oil in the oil tank 6 is prevented from overflowing to pollute the environment.
The utility model discloses a theory of operation is: the hydraulic station 13 supplies oil to the small-diameter quick hydraulic cylinder 10 to drive the compacting plate 3 to compact or loosen, and the compacting plate 3 drives the piston rod of the large-diameter main hydraulic cylinder 9 to stretch and retract along with the piston rod, so that the small-displacement hydraulic station can drive the filter press to rapidly compact and loosen; when the hydraulic cylinder is loosened, the hydraulic station 13 supplies oil to the front cavity of the quick hydraulic cylinder 10 to pull the pressing plate 3 to loosen, the hydraulic station 13 simultaneously supplies oil to the control oil way of the liquid filling valve 11 to open the valve core of the liquid filling valve 11, the pressing plate 3 drives the piston rod of the main hydraulic cylinder 9 to retreat, hydraulic oil in the rear cavity of the main hydraulic cylinder 9 enters the oil tank 6 through the liquid filling valve 11, and hydraulic oil in the oil tank 6 enters the front cavity of the main hydraulic cylinder 9; during pressing, the hydraulic station 13 supplies oil to the rear cavity of the quick hydraulic cylinder 10 to push the pressing plate 3 to move forward, the pressing plate 3 drives the piston rod of the main hydraulic cylinder 9 to move forward in a follow-up mode, hydraulic oil in the oil tank 6 enters the rear cavity of the main hydraulic cylinder 9 through the liquid filling valve 11, hydraulic oil in the front cavity of the main hydraulic cylinder 9 enters the oil tank 6, and then the hydraulic station 13 supplies oil to the rear cavity of the main hydraulic cylinder 9 to push the pressing plate 3 to press the filter plate group 2.
Claims (6)
1. The utility model provides a pressure filter compresses tightly release which characterized in that: the hydraulic cylinder comprises a hydraulic cylinder seat, a main hydraulic cylinder, a quick hydraulic cylinder, a pressing plate, an oil tank, a hydraulic station, a hydraulic control one-way valve and a hydraulic pipeline; the main hydraulic cylinder and the quick hydraulic cylinder are installed on the hydraulic cylinder base, the piston rods of the main hydraulic cylinder and the quick hydraulic cylinder are connected with the pressing plate, the quick hydraulic cylinder is installed at the center of the hydraulic cylinder base, the main hydraulic cylinder is multiple, the uniform distribution is installed around the quick hydraulic cylinder, the oil tank is arranged on the upper portion of the hydraulic cylinder base, the hydraulic control one-way valve is arranged on a hydraulic pipeline between the rear cavity of the main hydraulic cylinder and the oil tank, the front cavity of the main hydraulic cylinder is communicated with the oil tank through the hydraulic pipeline, the control oil way of the hydraulic control one-way valve, the rear cavity of the main hydraulic cylinder, and the front and rear cavities of the.
2. The press release device of claim 1, wherein: the hydraulic control one-way valve is a liquid filling valve and is arranged at the bottom of the main hydraulic cylinder.
3. The press release device of claim 1, wherein: the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, and a valve is arranged at the end of the oil tank.
4. The press release device of claim 1, wherein: the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, and a flexible connection is arranged at the end of the oil tank.
5. The press release device of claim 1, wherein: the front cavity and the rear cavity of the main hydraulic cylinder are connected with a pipeline of an oil tank, and the lowest end of the main hydraulic cylinder is provided with an oil drain valve.
6. The press release device of claim 1, wherein: and a pipeline is arranged at the upper end of the side surface of the oil tank and is connected to the hydraulic station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922039086.XU CN211273698U (en) | 2019-11-23 | 2019-11-23 | Pressing and loosening device of filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922039086.XU CN211273698U (en) | 2019-11-23 | 2019-11-23 | Pressing and loosening device of filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211273698U true CN211273698U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922039086.XU Active CN211273698U (en) | 2019-11-23 | 2019-11-23 | Pressing and loosening device of filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211273698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115177986A (en) * | 2022-08-07 | 2022-10-14 | 山东聚多士能源科技有限公司 | Filter plate assembly device for filter press, method of use, and use thereof |
-
2019
- 2019-11-23 CN CN201922039086.XU patent/CN211273698U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115177986A (en) * | 2022-08-07 | 2022-10-14 | 山东聚多士能源科技有限公司 | Filter plate assembly device for filter press, method of use, and use thereof |
| CN115177986B (en) * | 2022-08-07 | 2024-02-09 | 山东聚多士能源科技有限公司 | Filter plate assembly device for filter press, use method and application thereof |
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Address after: 253034 Shandong city in Dezhou Province Economic Development Zone, the first northbound Regent Patentee after: Jingjin Equipment Co.,Ltd. Address before: 253034 Shandong city in Dezhou Province Economic Development Zone, the first northbound Regent Patentee before: Jing Jin Environmental Protection Inc. |