CN218924032U

CN218924032U - High-pressure filter

Info

Publication number: CN218924032U
Application number: CN202222868692.4U
Authority: CN
Inventors: 朱国良; 朱国财; 朱培贤; 朱培斌; 朱培荣; 朱培兴
Original assignee: Krom (wuxi) Fluid Control Co ltd
Current assignee: Krom (wuxi) Fluid Control Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-04-28
Anticipated expiration: 2032-10-27

Abstract

The utility model relates to the technical field of filters, in particular to a high-pressure filter, which comprises a valve body, wherein a liquid inlet is formed in the left end of the bottom of the valve body, a liquid outlet is formed in the right end of the bottom of the valve body, an inlet flow passage communicated with the liquid inlet is formed in one side of the liquid inlet inside the valve body, a split-flow type filtering device is arranged at the top of the inlet flow passage inside the valve body, the split-flow type filtering device comprises a split-flow cover, a split-flow cylinder, a split-flow baffle and a filter screen, the left side passage opening is formed in the split-flow cover and fixedly clamped at the top of the inlet flow passage, the split-flow baffle is fixedly connected to the inside of the split-flow cylinder, the split-flow baffle divides the inside space of the split-flow cylinder into two spaces with the same volume, the left side passage opening of the split-flow cover is communicated with the left side space separated by the split-flow baffle inside the split-flow cylinder, the right side space separated by the split-flow baffle is communicated with the liquid outlet, and the filter screen is fixedly connected to the top of the split-flow cylinder.

Description

High-pressure filter

Technical Field

The utility model relates to the technical field of filters, in particular to a high-pressure filter.

Background

The filter is an indispensable device on the conveying medium pipeline, is usually arranged at the inlet end equipment of equipment such as a pressure reducing valve, a pressure relief valve, a fixed water level valve and the like, carries out impurity filtering retention treatment, and when pipeline impurities are filtered by a filter screen with certain specification, the impurities are blocked, and when the pipeline impurities need to be cleaned, the detachable filter cartridge is taken out, and the filter cartridge is reloaded after the treatment, so that the filter is extremely convenient to use and maintain.

The filter product is widely used in the fields of metallurgy, chemical industry, petroleum, paper making, medicine, food, mining, electric power and urban water supply, however, the traditional filter is mainly under PN40 low-pressure working condition, the valve cover and the valve body are in a bolt connection mode for bearing pressure, the disassembly is convenient, but the bearing performance is limited, if the condition of high-pressure medium circulation is met, the traditional filter cannot bear high-pressure flushing, and the service life is greatly reduced.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model aims to provide the high-pressure filter which has the advantages of high bearing pressure of a shell, scouring resistance of a filter screen and convenience in disassembly, assembly and cleaning.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a high-pressure filter, includes the valve body, the left end of valve body bottom is equipped with the inlet, and the right-hand member of valve body bottom is equipped with the liquid outlet, the inside one side that is located the inlet of valve body is equipped with the entry runner with it intercommunication, the inside top that is located the entry runner of valve body is equipped with split-flow filter equipment, split-flow filter equipment includes split cover, reposition of redundant personnel section of thick bamboo, reposition of redundant personnel baffle and filter screen, the inside left side access that is equipped with of split-flow cover, and the fixed chucking of split cover is in the top of entry runner, reposition of redundant personnel baffle fixed connection is in the inside of reposition of redundant personnel section of thick bamboo, and split-flow baffle will split-flow the inside space of section of thick bamboo and split-flow barrel is divided into two the same volumetric spaces, split-flow cover's left side access and split-flow barrel inside by split-flow baffle divided left side space and liquid outlet intercommunication, filter screen fixed connection is in split-flow barrel's top, and the filter part of filter screen is installed in split-flow baffle mounted position's extension.

Further, the top of filter screen is equipped with belleville spring, belleville spring's bottom is tightly withstood the top of filter screen, belleville spring's top is equipped with the embedding and installs in the inside valve gap of valve body, belleville spring's top is compressed tightly by the valve gap effect.

Further, the outer side wall of the flow distribution cylinder is fixedly connected with a circle of first longitudinal and transverse frameworks which are transversely wound, and the outer side wall of the flow distribution cylinder is fixedly connected with a second longitudinal and transverse framework which is longitudinally installed, so that the structural strength of the flow distribution cylinder is maintained.

Further, a sealing ring is filled and installed between the valve cover and the valve body.

Further, the top of the valve body is connected with a pre-tightening nut on the outer side of the valve cover, the bottom of the pre-tightening nut is fixedly connected with a supporting plate, and the bottom of the supporting plate tightly props against the step inside the valve body.

In summary, the utility model has the following beneficial effects:

(1) the bearing pressure of the shell is high: the filter has stable and firm structure, and the structure of the filter part is pressed together with the belleville spring by utilizing the structures of the valve cover, the pre-tightening nut, the supporting plate, the sealing ring and the like, so that gaps are prevented;

(2) the filter screen is resistant to scouring: the parts of the split flow cylinder and the filter screen in the filter have high-strength structural design, have good pressure-bearing performance, can maintain the self structure in the working process, are not easy to deform and have long service life;

(3) the disassembly and the cleaning are convenient: the filter screen and the shunt barrel are convenient to detach, and can be cleaned conveniently.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate and together with the description serve to explain the utility model, if necessary:

fig. 1 is a schematic view of the overall structure of the present utility model.

In the figure, 1, a valve body; 2. a shunt barrel; 3. a belleville spring; 4. a valve cover; 5. a seal ring; 6. a support plate; 7. pre-tightening the nut; 8. a filter screen; 9. a first longitudinal and transverse skeleton; 10. a second longitudinal and transverse skeleton; 11. a shunt cover; 12. a split separator.

Detailed Description

The foregoing and other features, aspects and advantages of the present utility model will become more apparent from the following detailed description of the embodiments, which proceeds with reference to the accompanying fig. 1. The following embodiments are described in detail with reference to the drawings.

Exemplary embodiments of the present utility model will be described below with reference to the accompanying drawings.

Example 1: the utility model provides a high pressure filter, includes valve body 1, and the left end of valve body 1 bottom is equipped with the inlet, and the right-hand member of valve body 1 bottom is equipped with the liquid outlet, and under the operating condition, the medium naturally gets into from the inlet of left end, flows from the liquid outlet of right-hand member, and the pressure-bearing structure of whole filter is valve body 1.

The inside inlet runner that is located one side of inlet that is equipped with it intercommunication of valve body 1, the inside top that is located the inlet runner of valve body 1 is equipped with split-flow filter equipment, split-flow filter equipment includes split-flow cover 11, a reposition of redundant personnel section of thick bamboo 2, reposition of redundant personnel baffle 12 and filter screen 8, the inside left side access port that is equipped with of split-flow cover 11, and the fixed chucking in the top of inlet runner of split-flow cover 11, split-flow baffle 12 fixed connection is in the inside of a reposition of redundant personnel section of thick bamboo 2, split-flow baffle 12 cuts apart into two the same volumetric spaces with reposition of redundant personnel section of thick bamboo 2 inner space, the lateral wall fixedly connected with round horizontal winding of reposition of redundant personnel section of thick bamboo 2 first vertical and horizontal skeleton 9, and the lateral wall fixedly connected with longitudinal mounting's of reposition of redundant personnel section of thick bamboo 2 second vertical and horizontal skeleton 10, so as to maintain the structural strength of reposition of redundant personnel section of thick bamboo 2, prevent filter screen 8 from washing away from deformation.

The left side access port of the shunt cover 11 is communicated with the left side space separated by the shunt partition plate 12 inside the shunt barrel 2, the right side space separated by the shunt partition plate 12 inside the shunt barrel 2 is communicated with the liquid outlet, the filter screen 8 is fixedly connected to the top of the shunt barrel 2, and the filtering part of the filter screen 8 is arranged at the extending end of the installation position of the shunt partition plate 12.

The top of filter screen 8 is equipped with belleville spring 3, and belleville spring 3's bottom is tightly withstood the top of filter screen 8, and belleville spring 3 is the locking device of filter screen 8 essentially, eliminates the clearance after valve gap 4 rises, prevents that filter screen 8 from becoming flexible after pressing from leaking.

The top of belleville spring 3 is equipped with the embedding and installs in the inside valve gap 4 of valve body 1, and the top of belleville spring 3 is compressed tightly by valve gap 4 effect, fills between valve gap 4 and the valve body 1 and installs sealing washer 5, and valve body 1 top is located the outside of valve gap 4 and is connected with pretension nut 7, and pretension nut 7's bottom fixedly connected with backup pad 6, the inside step of valve body 1 is tightly withstood to backup pad 6's bottom, and valve gap 4 is restricted in valve body 1 middle chamber by backup pad 6 after being compressed, and both press from both sides tight self-tightening sealing washer 5 jointly, realizes the high pressure bearing performance of casing.

In the embodiment of the utility model, when the valve is in operation, a medium enters the valve body 1 from the liquid inlet at the left end of the valve body 1, the medium path is an inlet runner, enters the left side channel port of the split cover 11, enters the left half end space formed by the split partition plate 12 in the split cylinder 2, enters the filter screen 8, the cleaned medium flows out of the filter screen 8, enters the right half end space formed by the split partition plate 12 in the split cylinder 2, and flows out of the liquid outlet at the right side of the valve body 1.

After the medium is continuously filtered and cleaned, the cleaned residual impurities are remained in the middle filtering middle net part of the filter net 8, and the filter net 8 can be periodically detached for replacement.

While the utility model has been described in connection with certain embodiments, it is not intended that the utility model be limited thereto; for those skilled in the art to which the present utility model pertains and the related art, on the premise of based on the technical scheme of the present utility model, the expansion, the operation method and the data replacement should all fall within the protection scope of the present utility model.

Claims

1. High pressure filter, comprising a valve body (1), characterized in that: the left end of valve body (1) bottom is equipped with the inlet, and the right-hand member of valve body (1) bottom is equipped with the liquid outlet, one side that valve body (1) inside is located the inlet is equipped with the entry runner with it intercommunication, the inside top that is located the entry runner of valve body (1) is equipped with split-flow filter equipment, split-flow filter equipment includes reposition of redundant personnel cover (11), reposition of redundant personnel section of thick bamboo (2), reposition of redundant personnel baffle (12) and filter screen (8), the inside left side access opening that is equipped with of reposition of redundant personnel cover (11), and reposition of redundant personnel cover (11) fixed chucking in the top of entry runner, reposition of redundant personnel baffle (12) fixed connection in the inside of reposition of redundant personnel section of thick bamboo (2), split-flow baffle (12) split-flow section of thick bamboo (2) inside be separated left side space intercommunication each other by reposition of redundant personnel baffle (12), reposition of redundant personnel section of thick bamboo (2) inside is separated right side space and liquid outlet intercommunication by reposition of redundant personnel baffle (12), reposition of redundant personnel baffle (8) fixed connection in the inside of a section of thick bamboo (2) and filter screen (8) installation position that extends in the filter screen (8).

2. A high pressure filter as claimed in claim 1, wherein: the top of filter screen (8) is equipped with belleville spring (3), the top of filter screen (8) is tightly withstood to the bottom of belleville spring (3), the top of belleville spring (3) is equipped with embedding and installs in valve gap (4) inside valve body (1), the top of belleville spring (3) is pressed by valve gap (4) effect.

3. A high pressure filter as claimed in claim 2, wherein: the outer side wall of the flow distribution cylinder (2) is fixedly connected with a circle of first longitudinal and transverse frameworks (9) which are transversely wound, and the outer side wall of the flow distribution cylinder (2) is fixedly connected with a second longitudinal and transverse frameworks (10) which are longitudinally installed, so that the structural strength of the flow distribution cylinder (2) is maintained.

4. A high pressure filter according to claim 3, wherein: a sealing ring (5) is filled and installed between the valve cover (4) and the valve body (1).

5. A high pressure filter as claimed in claim 4, wherein: the top of the valve body (1) is connected with a pre-tightening nut (7) on the outer side of the valve cover (4), the bottom of the pre-tightening nut (7) is fixedly connected with a supporting plate (6), and the bottom of the supporting plate (6) tightly props against a step in the valve body (1).