CN212187956U - Gas jacking device for assisting in feeding of filter press - Google Patents
Gas jacking device for assisting in feeding of filter press Download PDFInfo
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- CN212187956U CN212187956U CN202020502401.8U CN202020502401U CN212187956U CN 212187956 U CN212187956 U CN 212187956U CN 202020502401 U CN202020502401 U CN 202020502401U CN 212187956 U CN212187956 U CN 212187956U
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- sludge
- electric valve
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- tank
- feeding
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Abstract
The utility model discloses a gas jacking device of supplementary pressure filter feeding, including the sludge impoundment, the sludge impoundment be connected with pan feeding pump feed end, pan feeding pump unloading end is connected with sludge pipe one end, the sludge pipe other end is connected with the pressure filter, the last one end of being connected with pan feeding pump unloading end of sludge pipe to the one end of being connected with the pressure filter has set gradually first electric valve, second electric valve and first manometer, the part that lies in between first electric valve and the second electric valve on connecting pipe one end and the sludge pipe is connected, the connecting pipe other end is connected with the tank bottoms portion that keeps in with mud, be provided with third electric valve on the connecting pipe, the sludge tank deck portion keeps in through first air duct and is connected with gaseous buffer tank, gaseous buffer tank passes through the second air duct and is connected with the air source jar. The utility model discloses a compare with traditional feed arrangement, can compensate the not enough shortcoming of pan feeding pump pressure commonly used, reduce the loss of feed pump, practice thrift the energy consumption, improve mud filter-pressing efficiency.
Description
Technical Field
The utility model relates to a pressure filter equipment technical field, concretely relates to gas cap pressure equipment device of supplementary pressure filter feeding is applicable to the cost of maintenance that reduces relevant equipment when improving filter-pressing efficiency.
Background
The filter press is a common filtering device, achieves the purpose of solid-liquid separation by applying a certain pressure to the mixed liquid, and is widely applied to various industries, in particular to the industries of chemical industry, metallurgy, environmental protection, food and the like. The working principle of the filter press is as follows: the filtering material enters the filtering chamber under a certain pressure, the solid part of the filtering material is intercepted by the filtering medium to form a filter cake, and the liquid part of the filtering material can permeate the filtering medium and is discharged out of the filtering chamber, so that solid-liquid separation is realized. The traditional filter press directly feeds materials by only one feeding pump and carries out extrusion dehydration on the materials, so that the materials are in an unstable state with high pressure and low flow after the feeding stage, the equipment is damaged, and the maintenance cost is increased.
In sludge dewatering processes, higher efficiency filter presses typically require feed pressures of 0.6MPa, 0.8MPa or 1.2MPa at the end of the feed. The conventional feed pump has the following problems: the maximum pressure of the pneumatic diaphragm pump can only reach 0.6MPa, and the pneumatic switching element inside the pneumatic diaphragm pump is seriously abraded; although the theoretical pressure of the sludge screw pump can reach 1.6MPa, the rotating speed is in direct proportion to the flow, and when the pressure is changed and the flow is low, the frequency conversion is required, so that the abrasion of a stator and a rotor is easily caused; the bearing of the common sludge pump is easy to wear to cause water leakage, and the impeller is also easy to block and wear. Therefore, there is an urgent need to develop more efficient and economical techniques and related equipment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas cap pressure equipment device of supplementary pressure filter feeding reduces the cost of maintenance of relevant equipment when improving filter-pressing efficiency to realize higher economic benefits.
The utility model discloses a following technical scheme realizes:
an air jacking device for assisting in feeding of a filter press comprises a sludge tank, wherein the sludge tank is connected with the feeding end of a feeding pump, the feeding end of the feeding pump is connected with one end of a sludge pipe, the other end of the sludge pipe is connected with the filter press, a first electric valve, a second electric valve and a first pressure gauge are sequentially arranged on the sludge pipe from the end connected with the feeding end of the feeding pump to the end connected with the filter press, one end of a connecting pipe is connected with the part, located between the first electric valve and the second electric valve, on the sludge pipe, the other end of the connecting pipe is connected with the bottom of a sludge temporary storage tank, a third electric valve is arranged on the connecting pipe, the top of the sludge temporary storage tank is connected with an air buffer tank through a first air guide pipe, the air buffer tank is connected with an air source tank through a second air guide pipe, the air source tank is connected with an air compressor, the second air duct is provided with a fifth electric valve, and the first air duct is provided with a fourth electric valve.
The side part of the sludge temporary storage tank is provided with a liquid level meter, and the top part of the sludge temporary storage tank is provided with a second pressure meter and an electric air release valve.
The top of the gas buffer tank is provided with a third pressure gauge and a first knife gate valve.
A fourth pressure gauge and a second knife gate valve are arranged at the top of the air source tank.
Compared with the prior art, the utility model, have following advantage:
1. compare with traditional feeding pump, the utility model discloses owing to there is the existence of air supply tank, can compensate the not enough shortcoming of pan feeding pump pressure commonly used, improve production efficiency.
2. Traditional feeding pump is advancing mud later stage cycle length, pressure is little, equipment wearing and tearing are big, the utility model discloses can reduce feeding pump's loss.
3. The air compressor has the characteristic of high pressure, can realize the quick pressurization of the filter press and reduce the energy consumption.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1-a sludge tank; 2-a feeding pump; 3-a first electrically operated valve; 4-a second electrically operated valve; 5-a first pressure gauge; 6, a filter press; 7-a third electrically operated valve; 8-a sludge pipe; 9-a sludge temporary storage tank; 10-a liquid level meter; 11-a second pressure gauge; 12-an electric relief valve; 13-a first airway tube; 14-a fourth electrically operated valve; 15-gas buffer tank; 16-a third pressure gauge; 17-a first knife gate valve; 18-a second airway tube; 19-a fifth electrically operated valve; 20-a gas source tank; 21-a fourth pressure gauge; 22-a second knife gate valve; 23-a third airway tube; 24-a sixth electrically operated valve; 25-an air compressor; 26-connecting pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in figure 1, the pneumatic jacking device for assisting the feeding of the filter press comprises a sludge tank 1, wherein the sludge tank 1 is connected with the feeding end of a feeding pump 2, the discharging end of the feeding pump 2 is connected with one end of a sludge pipe 8, the other end of the sludge pipe 8 is connected with a filter press 6, a first electric valve 3, a second electric valve 4 and a first pressure gauge 5 are sequentially arranged on the sludge pipe 8 from the end connected with the discharging end of the feeding pump 2 to the end connected with the filter press 6, one end of a connecting pipe 26 is connected with the part, positioned between the first electric valve 3 and the second electric valve 4, of the sludge pipe 8, the other end of the connecting pipe 26 is connected with the bottom of a sludge temporary storage tank 9, a third electric valve 7 is arranged on the connecting pipe 26, the top of the sludge temporary storage tank 9 is connected with a gas buffer tank 15 through a first gas guide pipe 13, the gas buffer tank 15 is connected with a gas source tank 20 through a second gas guide pipe 18, the, a sixth electric valve 24 is arranged on the third air duct 23, a fifth electric valve 19 is arranged on the second air duct 18, and a fourth electric valve 14 is arranged on the first air duct 13.
The lateral part of the sludge temporary storage tank 9 is provided with a liquid level meter 10, and the top of the sludge temporary storage tank 9 is provided with a second pressure gauge 11 and an electric air release valve 12.
The top of the gas buffer tank 15 is provided with a third pressure gauge 16 and a first knife gate valve 17.
The top of the gas source tank 20 is provided with a fourth pressure gauge 21 and a second knife gate valve 22.
The utility model is suitable for a separation of mud-water mixture, the use as follows:
the utility model discloses an all valves are in the closed condition when initial.
The feed pump 2 raises the pressure of the filter press 6 to 0.5Mpa only, the remaining pressure being provided by the air compressor 25.
Firstly, opening a first electric valve 3 and a second electric valve 4, then starting a feeding pump 2, enabling a mud-water mixture in a sludge pool 1 to sequentially pass through the feeding pump 2 and a sludge pipe 8 and then enter a filter press 6, closing the second electric valve 4 until the pressure index of a first pressure gauge 5 is increased to 0.5Mpa, then opening a third electric valve 7 and an electric air release valve 12, enabling the mud-water mixture in the sludge pool 1 to sequentially pass through the feeding pump 2 and a connecting pipe 26 and enter a sludge temporary storage tank 9, when a liquid level meter 10 shows that the pressure index is 80%, closing the first electric valve 3, the feeding pump 2 and the electric air release valve 12, opening an air compressor 25 and a sixth electric valve 24, enabling compressed air to enter an air source tank 20 through a third air guide pipe 23 until a fourth pressure gauge 21 shows that the pressure index is 3.0Mpa, controlling the start and stop of the air compressor 25 through the fourth pressure gauge 21, keeping the pressure of the air source tank 20 at 3.0Mpa, then, the fifth electric valve 19 is opened, compressed air in the air source tank 20 enters the air buffer tank 15 through the second air duct 18 until the third pressure gauge 16 shows 1.0Mpa, the start and stop of the fifth electric valve 19 are controlled through the third pressure gauge 16, the pressure of the air buffer tank 15 is kept at 1.0Mpa, then the fourth electric valve 14 is opened, the compressed air enters the sludge temporary storage tank 9 through the first air duct 13 until the second pressure gauge 11 shows 0.6Mpa, the second electric valve 4 is opened, sludge in the sludge temporary storage tank 9 enters the filter press 6 through the connecting pipe 26 and the sludge pipe 8, the first pressure gauge 5 is kept at 0.6Mpa for 30min, the third electric valve 7 and the second electric valve 4 are closed, the filter press 6 starts to unload, and the next cycle is started after unloading is completed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (4)
1. An air jacking device for assisting in feeding of a filter press comprises a sludge tank (1) and is characterized in that the sludge tank (1) is connected with the feeding end of a feeding pump (2), the discharging end of the feeding pump (2) is connected with one end of a sludge pipe (8), the other end of the sludge pipe (8) is connected with the filter press (6), a first electric valve (3), a second electric valve (4) and a first pressure gauge (5) are sequentially arranged on the sludge pipe (8) from the end connected with the discharging end of the feeding pump (2) to the end connected with the filter press (6), one end of a connecting pipe (26) is connected with the part, positioned between the first electric valve (3) and the second electric valve (4), of the sludge pipe (8), the other end of the connecting pipe (26) is connected with the bottom of a sludge temporary storage tank (9), a third electric valve (7) is arranged on the connecting pipe (26),
the sludge temporary storage tank (9) is connected with the gas buffer tank (15) through the first gas guide pipe (13), the gas buffer tank (15) is connected with the gas source tank (20) through the second gas guide pipe (18), the gas source tank (20) is connected with the air compressor (25) through the third gas guide pipe (23), the third gas guide pipe (23) is provided with the sixth electric valve (24), the second gas guide pipe (18) is provided with the fifth electric valve (19), and the first gas guide pipe (13) is provided with the fourth electric valve (14).
2. The pneumatic jacking device for assisting the feeding of the filter press as claimed in claim 1, wherein a liquid level meter (10) is arranged at the side part of the sludge temporary storage tank (9), and a second pressure gauge (11) and an electric air release valve (12) are arranged at the top part of the sludge temporary storage tank (9).
3. The pneumatic jacking device for assisting the feeding of the filter press as claimed in claim 1, wherein the top of said gas buffer tank (15) is provided with a third pressure gauge (16) and a first knife gate valve (17).
4. The pneumatic jacking device for assisting filter press feeding according to claim 1, wherein a fourth pressure gauge (21) and a second knife gate valve (22) are arranged at the top of the air source tank (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020502401.8U CN212187956U (en) | 2020-04-08 | 2020-04-08 | Gas jacking device for assisting in feeding of filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020502401.8U CN212187956U (en) | 2020-04-08 | 2020-04-08 | Gas jacking device for assisting in feeding of filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212187956U true CN212187956U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020502401.8U Active CN212187956U (en) | 2020-04-08 | 2020-04-08 | Gas jacking device for assisting in feeding of filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212187956U (en) |
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2020
- 2020-04-08 CN CN202020502401.8U patent/CN212187956U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An air top pressure device for feeding auxiliary filter press Effective date of registration: 20220317 Granted publication date: 20201222 Pledgee: Bank of China Limited Wuhan provincial branch Pledgor: HUBEI JINRUNDE ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2022420000067 |