CN220918285U

CN220918285U - Negative pressure filter equipment

Info

Publication number: CN220918285U
Application number: CN202322274344.9U
Authority: CN
Inventors: 蒋超; 柳文凤; 文良坤; 杨正聪; 支瑞韵; 段新勇; 苏媛; 张兴涛; 朱钟晖; 杨正强; 何燕芬; 胡新
Original assignee: Yunnan Yunshuo Technology Co ltd
Current assignee: Yunnan Yunshuo Technology Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-05-10
Anticipated expiration: 2033-08-23

Abstract

The utility model relates to the technical field of sewage negative pressure filtration and discloses a negative pressure filtration device, which comprises a base, wherein a filtration host power box is arranged at the top of the base, the negative pressure filtration device is connected with a fixing bolt through a mounting groove in a threaded manner, so that two mounting plates can be arranged at the outer edge of the top of a filter cylinder, the bottom of a pressure detection tube is positioned on the inner wall of the filter cylinder, the filtration host power box is arranged, the inner wall of the filter cylinder is vacuumized to extract air in a receiving structure, the inner wall of the filter cylinder is changed into negative pressure, the periphery of a tightness detection assembly is normal atmospheric pressure, thus, a pressure difference exists between the filter cylinder and the tightness detection assembly, the sealing performance of the filter cylinder can be improved, when the inner wall of the filter cylinder has gas leakage, the pressure detection tube can change due to the air pressure, and the display plate can shake, so that the warning effect can be achieved.

Description

Negative pressure filter equipment

Technical Field

The utility model relates to the technical field of sewage negative pressure filtration, in particular to a negative pressure filtration device.

Background

A filter is a mechanical device for blocking contaminants and removing moisture from compressed air, and applying a certain pressure to an object by means of a special filter medium, so that liquid is dialyzed out. The solid in the mixed liquid is extracted, and the effect of solid-liquid separation is realized.

The traditional negative pressure filter device can refer to Chinese patent application publication No. CN218011311U, which discloses a negative pressure filter device, wherein the negative pressure filter device comprises a filter cartridge, the filter cartridge is divided into a dirty liquid cavity and a liquid forming cavity by a filter plate which is arranged in the filter cartridge in a sealing sliding way, a semi-cylindrical chute is arranged on one side of the filter cartridge, which is positioned in the dirty liquid cavity, a semi-circular disc-shaped bulge matched with the semi-cylindrical chute is arranged on the filter plate, an auxiliary lifting mechanism is arranged on the semi-circular disc-shaped bulge, an auxiliary liquid tank is communicated with one end part of the filter cartridge, which is positioned in the dirty liquid cavity, through a prismatic groove, and an electromagnetic stop valve is arranged on one side of the filter plate, which is positioned in the filter cartridge, which is close to the liquid forming cavity; according to the filter cartridge, the auxiliary lifting mechanism, the stop valve and the auxiliary liquid tank are arranged on the filter cartridge, when filter paper needs to be replaced, the auxiliary lifting mechanism, the stop valve and the auxiliary liquid tank are matched to stop the dirty liquid to be filtered, so that the waiting time for the dirty liquid filtration in the dirty liquid cavity before the filter paper replacement is skipped, and the working efficiency is improved. "

When the device is used, the cleanliness of filtration is ensured by replacing the filter paper, impurities such as weeds, moss and sand and stones are generally contained in sewage, the filter paper is easy to damage by the impurities, the cost is increased by frequent replacement, the filtration aging is prolonged, and the device is easy to block, meanwhile, the negative pressure filter device needs to be carried out in a closed space, so that the detection of the tightness is also very important, and the device is improved.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a negative pressure filter device which has the advantages of strong practicability and good stability, and solves the problems proposed by the background technology.

The utility model provides the following technical scheme: the utility model provides a negative pressure filter equipment, includes the base, filtration host computer power pack is installed at the top of base, the top fixed mounting of base has the supporting leg, the top fixed mounting of supporting leg has the cartridge filter, the barometer is installed to the outer wall of cartridge filter, the top of cartridge filter is equipped with leakproofness detection subassembly and breather pipe respectively, the top of leakproofness detection subassembly is equipped with filter unit, the blow off pipe is installed to the bottom of base.

As a preferable technical scheme of the utility model, the tightness detection assembly comprises a mounting plate, a mounting groove is formed in the top of the mounting plate, a fixing bolt is connected with the inner wall of the mounting groove in a threaded manner, a sealing ring is inlaid in the top of the mounting plate, an air pressure detection tube is arranged on the inner wall of the mounting plate, and a display plate is fixedly arranged on the outer wall of one side, far away from the mounting plate, of the air pressure detection tube.

As a preferable technical scheme of the utility model, the number of the mounting plates is two, the two mounting plates are distributed relatively, the sealing ring is positioned between the two mounting plates, the number of the mounting grooves and the fixing bolts is eight, the eight mounting grooves and the fixing bolts are uniformly distributed on the outer wall of the mounting plate, the mounting grooves penetrate through the upper end and the lower end of the mounting plate, one end of the air pressure detection tube is positioned on the inner wall of the filter cylinder, and the other end of the air pressure detection tube is connected with the display plate.

As a preferable technical scheme of the utility model, the filter assembly comprises a connecting cylinder, a filter box is fixedly arranged at the top of the connecting cylinder, a filter plate is arranged on the inner wall of the connecting cylinder, and a clamping block is fixedly arranged at the top of the filter plate.

As a preferable technical scheme of the utility model, the number of the clamping blocks is four, the four clamping blocks are uniformly distributed at the top of the filter plate, the bottom of the connecting cylinder is connected with the top of the tightness detection assembly, the top of the filter plate is provided with a plurality of round holes, the filter plate is prepared from stainless steel, and the clamping blocks are clamped with the outer wall of the connecting cylinder.

As a preferable technical scheme of the utility model, the base is rectangular in shape, the two ends of the top of the base are respectively provided with the filter main unit power supply box and the supporting legs, the number of the supporting legs is four, the four supporting legs are uniformly distributed at the bottom of the filter cartridge, and the bottom of the vent pipe is positioned on the inner wall of the filter cartridge.

Compared with the prior art, the utility model has the following beneficial effects:

1. This negative pressure filter equipment utilizes mounting groove and fixing bolt threaded connection, can make two mounting plates can install at the top outer edge of cartridge filter, thereby make the bottom of atmospheric pressure detection pipe be located the inner wall of cartridge filter, the setting of filtration host computer power pack, can make the inner wall evacuation structure of cartridge filter take out the air in the receiving structure, make the inner wall of cartridge filter become the negative pressure, and the periphery of leakproofness detection subassembly is normal atmospheric pressure, so make the pressure differential that passes between cartridge filter and the leakproofness detection subassembly, and the setting of sealing washer, can make the leakproofness between two mounting plates good, and can improve the sealing performance of cartridge filter, when the inner wall of cartridge filter appears the condition of gas leakage, the atmospheric pressure detection pipe can take place to change because of the atmospheric pressure, and make the display disc take place to rock, thereby can play the effect of warning.

2. This negative pressure filter equipment through with the fixture block joint on the outer wall of rose box, can install the filter at the inner wall of rose box, be convenient for connect the installation, and structural stability is stronger, make the filter be in the middle part position of rose box, and utilize the material property of filter, can know that the filter has corrosion resistance, stable in structure, and the filter effect is better, make the life of filter board obtain effective extension, can make debris in the sewage can be isolated by the filter, make the sewage of no debris continue to circulate downwards through the connecting cylinder, continue to carry out filtration work, and has very strong practicality and popularization nature.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a filter cartridge according to the present utility model;

FIG. 3 is a schematic view of a filter plate structure according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

FIG. 5 is a schematic view of a tightness testing component according to the present utility model.

In the figure: 1. a base; 2. filtering a host power supply box; 3. support legs; 4. a filter cartridge; 5. an air pressure gauge; 6. a tightness detection component; 601. a mounting plate; 602. a mounting groove; 603. a fixing bolt; 604. a seal ring; 605. an air pressure detecting tube; 606. a display panel; 7. a vent pipe; 8. a filter assembly; 801. a connecting cylinder; 802. a filter box; 803. a filter plate; 804. a clamping block; 9. and a blow-down pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a negative pressure filtering device comprises a base 1, a filtering host power box 2 is installed at the top of the base 1, supporting legs 3 are fixedly assembled at the top of the base 1, a filtering barrel 4 is fixedly installed at the top of the supporting legs 3, an air pressure gauge 5 is installed on the outer wall of the filtering barrel 4, a tightness detection component 6 and a ventilation pipe 7 are respectively arranged at the top of the filtering barrel 4, a filtering component 8 is arranged at the top of the tightness detection component 6, a drain pipe 9 is installed at the bottom of the base 1, and by means of the structure, sewage after the inner wall of the filtering barrel 4 is filtered is discharged outwards through the drain pipe 9 through the arrangement of the drain pipe 9, so that negative pressure filtering can be completed.

In a preferred embodiment, the tightness detecting assembly 6 comprises a mounting plate 601, a mounting groove 602 is formed in the top of the mounting plate 601, a fixing bolt 603 is connected to the inner wall of the mounting groove 602 in a threaded manner, a sealing ring 604 is inlaid in the top of the mounting plate 601, a pneumatic detecting tube 605 is arranged on the inner wall of the mounting plate 601, a display plate 606 is fixedly arranged on the outer wall of one side, far away from the mounting plate 601, of the pneumatic detecting tube 605, and by means of the structure, the device can be quickly mounted through the threaded connection of the mounting groove 602 and the fixing bolt 603, so that time is saved.

In a preferred embodiment, the number of the installation plates 601 is two, the two installation plates 601 are distributed relatively, the sealing ring 604 is located between the two installation plates 601, the number of the installation grooves 602 and the fixing bolts 603 is eight, the eight installation grooves 602 and the fixing bolts 603 are uniformly distributed on the outer wall of the installation plates 601, the installation grooves 602 penetrate through the upper end and the lower end of the installation plates 601, one end of the air pressure detection tube 605 is located on the inner wall of the filter cartridge 4, the other end of the air pressure detection tube 605 is connected with the display plate 606, by means of the structure, the sealing ring 604 is arranged, the sealing performance between the two installation grooves 602 is good, and the sealing performance between the filter cartridge 4 and the sealing performance detection assembly 6 can be guaranteed.

In a preferred embodiment, filter component 8 is including connecting cylinder 801, and connecting cylinder 801's top fixed mounting is equipped with rose box 802, and connecting cylinder 801's inner wall is equipped with filter 803, and filter 803's top fixed mounting has fixture block 804, and with above-mentioned structure, through the setting of fixture block 804, can make fixture block 804 drive filter 803 joint on filter box 802's outer wall for it can be convenient for change and wash filter 803, has improved the device's convenience.

In a preferred embodiment, the number of the clamping blocks 804 is four, the four clamping blocks 804 are uniformly distributed at the top of the filter plate 803, the bottom of the connecting cylinder 801 is connected with the top of the tightness detection assembly 6, a plurality of round holes are formed in the top of the filter plate 803, the filter plate 803 is made of stainless steel, the clamping blocks 804 are clamped with the outer wall of the filter box 802, and by means of the structure, the filter plate 803 is known to have high corrosion resistance through the material characteristics of the filter plate 803, so that the filter plate 803 can be used in a severe environment. It is fire and heat resistant, resists fouling and maintains strength at high temperatures, thus allowing the useful life of the filter plates 803 to be effectively extended, and can be used with reduced thickness compared to conventional grades of material, generally providing cost savings.

In a preferred embodiment, the shape of base 1 is rectangle, and filter host power pack 2 and supporting leg 3 are installed respectively at the top both ends of base 1, and the quantity of supporting leg 3 has four, and four supporting legs 3 evenly distributed are in the bottom of cartridge filter 4, and the bottom of breather pipe 7 is located the inner wall of cartridge filter 4, utilizes above-mentioned structure, through the setting of supporting leg 3, makes it can the atress even, and can make cartridge filter 4 place more stable, has improved the stability and the security of device.

When the device is used, the clamping blocks 804 are arranged, the filtering plates 803 can be arranged on the inner wall of the filtering box 802 through the clamping blocks 804, the filtering plates 803 are positioned in the middle of the inner wall of the filtering box 802, sewage can be poured on the inner wall of the filtering box 802, sundries such as weeds, moss and sand and stones in the sewage can be isolated by the filtering plates 803, the sewage only flows into the inner wall of the filtering cylinder 4 through the filtering box 802, and as the two mounting plates 601 can be combined through the fixing bolts 603, the sealing rings 604 can be used for sealing the two mounting plates 601, a hollow sealing filtering chamber is formed between the filtering cylinder 4 and the tightness detection assembly 6, the filter pressing process is started, the time required by the filter pressing process is determined according to the turbidity of the sewage, the filter characteristics and the process requirements are determined, when the specified filter pressing time is reached, the feeding is stopped, and the filter pressing process is completed, so that the whole negative pressure filtering work is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Negative pressure filter equipment, including base (1), its characterized in that: the utility model discloses a filter main machine power pack, including base (1), filter main machine power pack (2) are installed at the top of base (1), the top fixed mounting of base (1) has supporting leg (3), the top fixed mounting of supporting leg (3) has cartridge filter (4), barometer (5) are installed to the outer wall of cartridge filter (4), the top of cartridge filter (4) is equipped with leakproofness detection subassembly (6) and breather pipe (7) respectively, the top of leakproofness detection subassembly (6) is equipped with filter component (8), blow off pipe (9) are installed to the bottom of base (1).

2. A negative pressure filter apparatus as claimed in claim 1, wherein: the tightness detection assembly (6) comprises a mounting plate (601), a mounting groove (602) is formed in the top of the mounting plate (601), a fixing bolt (603) is connected with the inner wall of the mounting groove (602) in a threaded mode, a sealing ring (604) is inlaid in the top of the mounting plate (601), an air pressure detection tube (605) is arranged on the inner wall of the mounting plate (601), and a display plate (606) is fixedly arranged on the outer wall of one side, far away from the mounting plate (601), of the air pressure detection tube (605).

3. A negative pressure filter apparatus as claimed in claim 2, wherein: the quantity of mounting disc (601) has two, and two mounting disc (601) relative distribution, sealing washer (604) are located between two mounting disc (601), the quantity of mounting groove (602) and fixing bolt (603) is eight, and eight mounting groove (602) and fixing bolt (603) evenly distributed are at the outer wall of mounting disc (601), mounting groove (602) run through the upper and lower both ends of mounting disc (601), the one end of atmospheric pressure detection tube (605) is located the inner wall of cartridge filter (4), and the other end of atmospheric pressure detection tube (605) is connected with display disc (606).

4. A negative pressure filter apparatus as claimed in claim 1, wherein: the filter assembly (8) comprises a connecting cylinder (801), a filter box (802) is fixedly arranged at the top of the connecting cylinder (801), a filter plate (803) is arranged on the inner wall of the connecting cylinder (801), and a clamping block (804) is fixedly arranged at the top of the filter plate (803).

5. The negative pressure filter apparatus of claim 4, wherein: the number of the clamping blocks (804) is four, the four clamping blocks (804) are uniformly distributed at the top of the filter plate (803), the bottom of the connecting cylinder (801) is connected with the top of the tightness detection assembly (6), a plurality of round holes are formed in the top of the filter plate (803), the filter plate (803) is prepared from stainless steel, and the clamping blocks (804) are clamped with the outer wall of the connecting cylinder (801).

6. A negative pressure filter apparatus as claimed in claim 1, wherein: the shape of base (1) is rectangle, and filter host computer power pack (2) and supporting leg (3) are installed respectively at the top both ends of base (1), the quantity of supporting leg (3) has four, and four supporting leg (3) evenly distributed are in the bottom of cartridge filter (4), the bottom of breather pipe (7) is located the inner wall of cartridge filter (4).