CN210385041U - Novel prefilter - Google Patents
Novel prefilter Download PDFInfo
- Publication number
- CN210385041U CN210385041U CN201921215255.4U CN201921215255U CN210385041U CN 210385041 U CN210385041 U CN 210385041U CN 201921215255 U CN201921215255 U CN 201921215255U CN 210385041 U CN210385041 U CN 210385041U
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- CN
- China
- Prior art keywords
- filter screen
- casing
- water inlet
- filter
- drain
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000011045 prefiltration Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 239000002699 waste material Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 6
- 239000010865 sewage Substances 0.000 description 14
- 238000001914 filtration Methods 0.000 description 13
- 238000007789 sealing Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a novel prefilter, including casing and filter screen, the water inlet has been seted up at the casing top, the casing bottom is equipped with the drain, the delivery port has been seted up to the casing side, the filter screen is the tubular structure, the filter screen sets up in the casing, the filter screen is located between water inlet and the drain, water inlet and drain are direct and the inside intercommunication of filter screen, be equipped with cleaning device in the filter screen, cleaning device includes swivel becket, many connecting rods and brush, swivel becket rotatable coupling sets up in the water inlet, on the fixed swivel becket of connecting rod one end, the connecting rod other end extends into in the filter screen, the brush sets up on the connecting rod, brush and filter screen surface contact. The utility model provides a novel prefilter can clear up the filter screen in the filter, avoids having too many impurity to adhere to on the filter screen, causes the influence to the filter effect of filter.
Description
Technical Field
The utility model relates to a prefilter technical field especially relates to a novel prefilter.
Background
The filter is an indispensable device on a medium conveying pipeline and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve and other equipment of a squaring filter. After water to be treated passes through the filter cartridge of the filter screen, impurities in the water are blocked in the filter cartridge, and the filtered water is discharged out of the filter for people to use.
In the prior patent, the publication number is CN202506205U, the patent name is a simple filter, and discloses a simple filter, which comprises a hollow cylindrical filter body, wherein the upper end of the filter body is provided with a water inlet, the lower end of the filter body opposite to the water inlet is connected with a sewage discharge joint, the joint of the sewage discharge joint and the filter body is provided with a gasket and an O-shaped ring for sealing, and the lower end of the sewage discharge joint is provided with a sewage discharge outlet; the filter body is provided with a filter screen on the inner side and a water outlet on the side wall.
In the structure, water to be filtered is introduced through the water inlet at the upper end of the filter body, and the filter screen in the filter body is utilized for filtering, so that filtered water flows into the space between the filter screen and the filter body and is discharged through the water outlet on the side wall of the filter body. But in the above-mentioned structure, be equipped with the cleaning device to the filter screen, at the in-process that filters for a long time and use, have some impurity to adhere to on the filter screen, if singly lean on washing away of rivers, can not erode the impurity that adheres to on the filter screen completely and get off, consequently, when filter screen surface adnexed impurity is too much, can exert an influence to the filter effect of filter, lead to the filter screen to block up, can't flow into between filter screen and the filter body with water, the use of giving people brings inconvenience.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel prefilter can clear up the filter screen in the filter, avoids having too many impurity to adhere to on the filter screen, causes the influence to the filter effect of filter.
The utility model discloses a technical scheme that novel prefilter adopted is:
the utility model provides a novel prefilter, includes casing and filter screen, its characterized in that, the water inlet has been seted up at the casing top, the casing bottom is equipped with the drain, the delivery port has been seted up to the casing side, the filter screen is the tubular structure, the filter screen sets up in the casing, the filter screen is located between water inlet and the drain, water inlet and drain are direct and the inside intercommunication of filter screen, be equipped with cleaning device in the filter screen, cleaning device includes swivel becket, many connecting rods and brush, swivel becket rotatable coupling sets up in the water inlet, on the fixed swivel becket of connecting rod one end, the connecting rod other end extends into in the filter screen, the brush sets up on the connecting rod, brush and filter screen surface contact.
Preferably, a sealing ring is arranged between the rotating ring and the water inlet.
As the preferred scheme, the number of the connecting rods is three, and the connecting rods are arranged on one side, close to the filter screen, of the rotating ring at the same intervals.
As a preferred scheme, the bottom of the shell is in a circular arc surface or conical shape, and the sewage draining outlet is formed in the center of the bottom of the shell.
Preferably, a valve device is arranged at the sewage draining port.
Preferably, the water outlet is arranged above the shell.
The utility model discloses a novel prefilter's beneficial effect is: let in the water that needs to filter from the water inlet of casing top, be equipped with the filter screen of tube-shape in the casing, filter water through the filter screen, rivers after the filtration are gone into between filter screen and the casing, have seted up the delivery port in the casing side, utilize the delivery port can be with the log raft after the filtration to go out, make people obtain the water after filtering. Be equipped with the drain below the casing, and the filter screen is tubular structure, and water inlet and drain are direct and the inside intercommunication of filter screen, consequently, the water of discharging into in the casing directly enters into the filter screen, filters in the filter screen, and remaining impurity after the filtration drops to the drain play, through inside the impurity discharge casing of drain with the aquatic. Be equipped with cleaning device in the filter screen, cleaning device includes the swivel becket, many connecting rods and brush, swivel becket rotatable coupling sets up in the water inlet, on the fixed swivel becket of connecting rod one end, the other end extends into in the filter screen, the brush sets up on the connecting rod, people can be through the swivel becket of rotating water inlet department, thereby it rotates together to drive connecting rod and brush in the filter screen, and brush and filter screen surface contact, therefore, scrape the impurity attachment on filter screen surface through the brush and fall, through the drain with impurity discharge casing, avoid impurity to adhere to and cause the jam on the filter screen, reduce the influence to the filter effect of filter screen.
Drawings
Fig. 1 is a schematic structural diagram of the novel prefilter of the present invention.
Fig. 2 is a sectional view of the internal structure of the pre-filter of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
referring to fig. 1 and 2, a novel prefilter includes a housing 10 and a filter screen 20, wherein a water inlet 11 is formed in the top of the housing 10, a sewage outlet 12 is formed in the bottom of the housing 10, a water outlet 13 is formed in the side surface of the housing 10, the filter screen 20 is of a cylindrical structure, the filter screen 20 is arranged in the housing 10, the filter screen 20 is located between the water inlet 11 and the sewage outlet 12, and the water inlet 11 and the sewage outlet 12 are directly communicated with the inside of the filter screen 20.
The water to be filtered is introduced from the water inlet 11 of the casing 10, the water entering the casing 10 directly enters the filter screen 20, the filtered water flows between the filter screen 20 and the casing 10 under the action of the filter screen 20, and the filtered water is discharged out of the casing 10 by the water outlet 13 on the side surface of the casing 10, so that people can obtain the filtered water.
And the impurities remaining in the filtering net 20 after the filtering are discharged out of the housing 10 through the drain outlet 12 below the housing 10. And the bottom of the shell 10 is arc surface or conical, so that impurities are gathered at the center of the bottom of the shell 10, and the sewage draining outlet 12 is arranged at the center of the bottom of the shell 10, so that the impurities can be conveniently drained from the sewage draining outlet 12.
A valve 14 device is arranged at the sewage draining exit 12, the sewage draining exit 12 can be opened or closed by the valve 14 device, when people use a filter for filtration, the valve 14 device can be closed, and water flow is prevented from flowing out of the sewage draining exit 12; when one desires to discharge the impurities in the housing 10, the valve 14 is opened to allow the impurities to flow out of the housing 10 along with the water flow.
And delivery port 13 sets up in casing 10 top, separates delivery port 13 and drain 12, avoids delivery port 13 when the drainage, stirs near impurity of drain 12, leads to having impurity to follow the rivers outflow of delivery port 13, influences the quality of water after the filtration.
Be equipped with cleaning device in the filter screen 20, cleaning device includes swivel 31, many connecting rods 32 and brush 33, and swivel 31 rotatable coupling sets up in water inlet 11, is equipped with sealing washer 34 between swivel 31 and water inlet 11, utilizes sealing washer 34 to prevent that the water in the casing 10 from oozing from between swivel 31 and the water inlet 11. One end of the connecting rod 32 is fixed on the rotating ring 31, the other end of the connecting rod 32 extends into the filter screen 20, the brush 33 is arranged on the connecting rod 32, and the brush 33 is in contact with the surface of the filter screen 20.
People can be through rotating the swivel becket 31 of water inlet 11 department to drive connecting rod 32 and the brush 33 in the filter screen 20 and rotate together, and brush 33 and filter screen 20 surface contact, consequently, scrape the impurity attachment on filter screen 20 surface through brush 33, through drain 12 with impurity discharge casing 10, avoid impurity to cause the jam on attaching to filter screen 20, reduce the influence to the filter effect of filter screen 20.
The utility model provides a novel prefilter lets in needs filterable water from the water inlet of casing top, is equipped with the filter screen of tube-shape in the casing, filters water through the filter screen, and rivers after filtering go into between filter screen and the casing, have seted up the delivery port to the side of the casing, utilize the delivery port can discharge the log raft after filtering, make people obtain the water after filtering. Be equipped with the drain below the casing, and the filter screen is tubular structure, and water inlet and drain are direct and the inside intercommunication of filter screen, consequently, the water of discharging into in the casing directly enters into the filter screen, filters in the filter screen, and remaining impurity after the filtration drops to the drain play, through inside the impurity discharge casing of drain with the aquatic. Be equipped with cleaning device in the filter screen, cleaning device includes the swivel becket, many connecting rods and brush, swivel becket rotatable coupling sets up in the water inlet, on the fixed swivel becket of connecting rod one end, the other end extends into in the filter screen, the brush sets up on the connecting rod, people can be through the swivel becket of rotating water inlet department, thereby it rotates together to drive connecting rod and brush in the filter screen, and brush and filter screen surface contact, therefore, scrape the impurity attachment on filter screen surface through the brush and fall, through the drain with impurity discharge casing, avoid impurity to adhere to and cause the jam on the filter screen, reduce the influence to the filter effect of filter screen.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a novel prefilter, includes casing and filter screen, its characterized in that, the water inlet has been seted up at the casing top, the casing bottom is equipped with the drain, the delivery port has been seted up to the casing side, the filter screen is the tubular structure, the filter screen sets up in the casing, the filter screen is located between water inlet and the drain, water inlet and drain are direct and the inside intercommunication of filter screen, be equipped with cleaning device in the filter screen, cleaning device includes swivel becket, many connecting rods and brush, swivel becket rotatable coupling sets up in the water inlet, on the fixed swivel becket of connecting rod one end, the connecting rod other end extends into in the filter screen, the brush sets up on the connecting rod, brush and filter screen surface contact.
2. The new prefilter of claim 1 wherein a seal is provided between said rotating ring and said water inlet.
3. The novel prefilter of claim 2 wherein said number of connecting rods is three, said connecting rods being spaced equally from one side of said rotating ring adjacent said filter screen.
4. The novel prefilter of claim 1 wherein said shell bottom is in the shape of a circular arc or a cone, and said drain outlet is centrally located in said shell bottom.
5. A novel prefilter as claimed in claim 4 wherein said waste outlet is provided with a valve means.
6. The novel prefilter of claim 1 wherein said water outlet is located above said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215255.4U CN210385041U (en) | 2019-07-30 | 2019-07-30 | Novel prefilter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215255.4U CN210385041U (en) | 2019-07-30 | 2019-07-30 | Novel prefilter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210385041U true CN210385041U (en) | 2020-04-24 |
Family
ID=70357234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921215255.4U Active CN210385041U (en) | 2019-07-30 | 2019-07-30 | Novel prefilter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210385041U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023483A (en) * | 2020-08-31 | 2020-12-04 | 杭州沁田科技有限公司 | Front filter |
| CN112044146A (en) * | 2020-09-24 | 2020-12-08 | 江西祐臣节能净化科技有限公司 | Vortex type back flushing water filter |
| CN117101264A (en) * | 2023-10-13 | 2023-11-24 | 深圳市林科超声波洗净设备有限公司 | Waste water filtering system of cleaning machine |
-
2019
- 2019-07-30 CN CN201921215255.4U patent/CN210385041U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023483A (en) * | 2020-08-31 | 2020-12-04 | 杭州沁田科技有限公司 | Front filter |
| CN112044146A (en) * | 2020-09-24 | 2020-12-08 | 江西祐臣节能净化科技有限公司 | Vortex type back flushing water filter |
| CN112044146B (en) * | 2020-09-24 | 2021-09-28 | 江西祐臣节能净化科技有限公司 | Vortex type back flushing water filter |
| CN117101264A (en) * | 2023-10-13 | 2023-11-24 | 深圳市林科超声波洗净设备有限公司 | Waste water filtering system of cleaning machine |
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