Vacuum unit suction filtration device for treating high-temperature acid liquid

Abstract

The utility model discloses a vacuum unit suction filtration device for treating high-temperature acid liquid, which comprises a water tank, a water pumping pipe is arranged at the top of the water tank, a water jet vacuum pump is arranged at a water outlet of the water pumping pipe, a three-way pipe is arranged at a water outlet of the water jet vacuum pump, one port of the three-way pipe is connected with a water pumping assembly, and the other port of the three-way pipe is connected with a water pump. The other port of the three-way pipe is connected with a negative pressure pipe, an air inlet of the negative pressure pipe is provided with a steam-water separator, and a feeding port of the steam-water separator is connected with a suction filtration tank through a connecting pipe. The vacuum unit suction filtration device for treating the high-temperature acid liquid is simple in structure and low in cost, the service life of the whole device can be prolonged by adopting the corrosion-resistant centrifugal pump, equipment failures are avoided, the vacuum degree of the device can reach-0.09 MPa, the suction filtration effect is good, the device can be directly used for filtering and dehydrating high-temperature acid materials, cold suction filtration and vacuum suction filtration are not needed, and the production cost is reduced. The process is simplified, operation is simple, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to vacuum filtration equipment technical field, concretely is a kind of vacuum unit filtration device of high-temperature acidic liquid processing. BACKGROUND

[0002] Vacuum filtration machine is a kind of equipment for solid-liquid separation, is to use vacuum pump to form negative pressure under filter medium (such as filter paper, filter cloth), so that liquid penetrates filter medium under the action of pressure difference, solid particles are retained on the medium surface;Its main components include hopper, filter plate, filter cloth and vacuum pump, etc., hopper is used to hold the mixture to be filtered, filter plate supports filter cloth, filter cloth is the key medium of filtration, and vacuum pump is used to generate vacuum environment.

[0003] But the manufacturing process and technical requirement of traditional vacuum filtration machine are higher, especially for some large, high-precision equipment, the investment cost is relatively high;In addition, vacuum pump is not acid-resistant, and heat is generated during working process, if the temperature of material is too high or contains acidic corrosive substance, it can cause equipment failure, and also affect the service life of vacuum pump;Therefore, for high-temperature material, it needs to be cooled before vacuum filtration, which increases the complexity and cost of process. UTILITY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide a vacuum unit filtration device for processing high-temperature acidic liquid, which is simple in structure, low in cost, can improve the service life of the entire device by using corrosion-resistant centrifugal pump, avoid equipment failure, and the vacuum degree of the device can reach-0.09MPa, the filtration effect is good, the device can be directly used for filtering and dewatering of high-temperature acidic material, without the need of cooling before vacuum filtration, the process is simplified, the operation is simple, and the device is convenient to use, so that the problems in the background art can be effectively solved.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of vacuum unit filtration device for processing high-temperature acidic liquid, including water tank, the top of water tank is equipped with water suction pipe, the water outlet of water suction pipe is equipped with water injection vacuum pump, the water outlet of water injection vacuum pump is equipped with three-way pipe, and one of the ports of three-way pipe is connected with water suction assembly, another port of three-way pipe is connected with negative pressure pipe, the air inlet of negative pressure pipe is equipped with steam-water separator, and the feed inlet of steam-water separator is connected with filtration tank by connecting pipe.

[0006] As a preferred technical scheme of the utility model, the water suction assembly includes corrosion-resistant centrifugal pump and motor for driving corrosion-resistant centrifugal pump to work, and the water inlet of corrosion-resistant centrifugal pump is equipped with pump pipe connected with three-way pipe.

[0007] As a preferred technical scheme of the utility model, the water outlet of the corrosion-resistant centrifugal pump is communicated with the water tank.

[0008] As a preferred technical scheme of the utility model, the three-way pipe is connected with the negative pressure pipe with a swing check valve.

[0009] As a preferred technical scheme of the utility model, the top of the water tank is provided with an exhaust pipe.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] The vacuum unit suction filter device for processing high-temperature acidic liquid of the utility model example has simple structure, low cost, can improve the service life of the whole device by using the corrosion-resistant centrifugal pump, avoids equipment failure, the vacuum degree of the device can reach-0.09MPa, the suction filtering effect is good, can be directly used for filtering and dewatering of high-temperature acidic material, without first vacuum suction filtering of cold, simplifies the process, is simple to operate and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The utility model structure schematic diagram is shown.

[0013] In the drawing: 1 water tank, 2 water suction pipe, 3 water injection vacuum pump, 4 corrosion-resistant centrifugal pump, 41 motor, 42 pump pipe, 5 swing check valve, 51 negative pressure pipe, 6 steam-water separator, 61 connecting pipe, 7 suction filter tank. DETAILED DESCRIPTION

[0014] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0015] Please refer to Figure 1The utility model provides a technical scheme: a vacuum unit suction filtration device of high temperature acid liquid is handled, including water tank 1, the top of water tank 1 is equipped with water suction pipe 2, the water outlet of water suction pipe 2 is equipped with water injection vacuum pump 3, the water outlet of water injection vacuum pump 3 is equipped with three -way pipe, and one of the ports of three -way pipe is connected with water suction assembly, and the other port of three -way pipe is connected with negative pressure pipe 51, and the air inlet of negative pressure pipe 51 is equipped with steam -water separator 6, and steam -water separator 6 is connected with suction filtration tank 7 through connecting pipe 61, and motor 41 drives corrosion -resistant centrifugal pump 4 to work, at this time, the water in water tank 1 is extracted through water suction pipe 2, and negative pressure is formed to the steam -water separator 6 and suction filtration tank 7 when water passes through water injection vacuum pump 3, and the air is extracted and is extracted together with water through pump pipe 42, and the extracted water and air reenter water tank 1 through the water outlet of corrosion -resistant centrifugal pump 4, the air in water tank 1 is discharged through the exhaust pipe, and the steam -water separator 6 and suction filtration tank 7 are kept in the negative pressure state during the continuous working process of corrosion -resistant centrifugal pump 4.

[0016] Further, the water suction assembly includes a corrosion -resistant centrifugal pump 4 and a motor 41 driving the corrosion -resistant centrifugal pump 4 to work, and the water inlet of the corrosion -resistant centrifugal pump 4 is provided with a pump pipe 42 connected with the three -way pipe.

[0017] Further, the water outlet of the corrosion -resistant centrifugal pump 4 is communicated with the water tank 1, so that the water in the water tank 1 is recycled.

[0018] Further, a swing check valve 5 is connected between the three -way pipe and the negative pressure pipe 51.

[0019] Further, the top of the water tank 1 is provided with an exhaust pipe, facilitating the discharge of air in the water tank 1.

[0020] The motor 41 used in the utility model is a common electronic element in the prior art, and its working mode and circuit structure are known technology, which will not be described here.

[0021] In use:

[0022] The motor 41 drives the corrosion -resistant centrifugal pump 4 to work, at this time, the water in water tank 1 is extracted through water suction pipe 2, and negative pressure is formed to the steam -water separator 6 and suction filtration tank 7 when water passes through water injection vacuum pump 3, and the air is extracted and is extracted together with water through pump pipe 42, and the extracted water and air reenter water tank 1 through the water outlet of corrosion -resistant centrifugal pump 4, the air in water tank 1 is discharged through the exhaust pipe, and the steam -water separator 6 and suction filtration tank 7 are kept in the negative pressure state during the continuous working process of corrosion -resistant centrifugal pump 4;

[0023] The high-temperature acid-containing liquid to be filtered is poured into the suction filter tank 7, solid particles are intercepted by the filter cloth in the suction filter tank 7, and the purified liquid is discharged into the steam-water separator 6 through the connecting pipe 61, a drain port at the lower end of the side of the steam-water separator 6 is provided with a check valve, the check valve is closed when in a vacuum state, and the check valve is opened to drain water when the corrosion-resistant centrifugal pump 4 stops.

[0024] The utility model discloses simple structure, low in cost, adopts corrosion-resistant centrifugal pump 4 to improve the service life of whole device, avoids the equipment failure, and device vacuum degree can reach -0.09MPa, and the suction filtering effect is good, can be directly used for the filtration dehydration of high-temperature acidic material, need not first cold vacuum suction filter, has simplified the procedure, and the operation is simple, convenient to use.

[0025] The utility model discloses simple structure, low in cost, adopts corrosion-resistant centrifugal pump 4 to improve the service life of whole device, avoids the equipment failure, and device vacuum degree can reach -0.09MPa, and the suction filtering effect is good, can be directly used for the filtration dehydration of high-temperature acidic material, need not first cold vacuum suction filter, has simplified the procedure, and the operation is simple, convenient to use.

[0025] The utility model discloses simple structure, low in cost, adopts corrosion-resistant centrifugal pump 4 to improve the service life of whole device, avoids the equipment failure, and device vacuum degree can reach -0.09MPa, and the suction filtering effect is good, can be directly used for the filtration dehydration of high-temperature acidic material, need not first cold vacuum suction filter, has simplified the procedure, and the operation is simple, convenient to use.

Claims

1. A vacuum set filtration device for treating high temperature acidic liquid comprising a water tank (1), characterized in that: The top of the water tank (1) is provided with a water pumping pipe (2), the water outlet of the water pumping pipe (2) is provided with a water jet vacuum pump (3), the water outlet of the water jet vacuum pump (3) is provided with a tee pipe, one port of the tee pipe is connected with a water pumping assembly, the other port of the tee pipe is connected with a negative pressure pipe (51), the air inlet of the negative pressure pipe (51) is provided with a steam-water separator (6), the feed inlet of the steam-water separator (6) is connected with a filter tank (7) through a connecting pipe (61).

2. The vacuum set of filters for processing high-temperature acidic liquids according to claim 1, characterized in that: The water pumping assembly comprises a corrosion-resistant centrifugal pump (4) and a motor (41) for driving the corrosion-resistant centrifugal pump (4) to work, and the water inlet of the corrosion-resistant centrifugal pump (4) is provided with a pump pipe (42) connected with the tee pipe.

3. The vacuum set of filters for processing high-temperature acidic liquids according to claim 2, characterized in that: The water outlet of the corrosion-resistant centrifugal pump (4) is communicated with the water tank (1).

4. The vacuum skid filter apparatus for processing high temperature acidic liquids of claim 1, wherein: A swing-type check valve (5) is connected between the tee pipe and the negative pressure pipe (51).

5. The vacuum skid filter apparatus for processing high temperature acidic liquids of claim 1, wherein: The top of the water tank (1) is provided with an exhaust pipe.

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