CN107376479A - A kind of replacing filter with pressure - Google Patents
A kind of replacing filter with pressure Download PDFInfo
- Publication number
- CN107376479A CN107376479A CN201710736689.8A CN201710736689A CN107376479A CN 107376479 A CN107376479 A CN 107376479A CN 201710736689 A CN201710736689 A CN 201710736689A CN 107376479 A CN107376479 A CN 107376479A
- Authority
- CN
- China
- Prior art keywords
- bonnet
- valve body
- piston
- pressure
- valve
- Prior art date
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
- B01D35/046—Plug, tap, or cock filters filtering elements mounted in or on a faucet the filtering element being mounted in the faucet plug
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
- B01D35/306—Filter mounting adapter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Details Of Valves (AREA)
Abstract
The invention provides a kind of replacing filter with pressure, including valve body, cavity is provided with the valve body, the cavity connects with the inlet and outlet of fluid, also include spring and piston, one end of the spring is fixed or is connected on the inwall of cavity, and the other end of the spring is connected with one end of the piston, the other end of the piston and one end of filter screen are connected, and the other end of the filter screen is connected with movable part.The beneficial effect of the invention is：In using above-mentioned technical proposal, pipeline medium can be achieved and change filter screen online in the case where there is pressure condition, do not influence medium conveying, no dielectric leakage.
Description
Technical field
The invention belongs to valve filter field, more particularly, to a kind of replacing filter with pressure.
Background technology
At present, conventional traditional filter screen type filter is when changing, cleaning filter screen, it is necessary to Jie first blocked in pipeline
Matter, can dismounting and change, can so cause medium conveying to be interrupted, and change, have dielectric leakage in cleaning process, cause to provide
Source wastes.If high temperature, the medium such as be corrosive, be poisonous are also possible to threaten to operating personnel and surrounding environment.This is just
Need it is a kind of can change the filter of filter screen online, and the injury to staff can be reduced.
The content of the invention
In view of this, the invention is directed to a kind of filter with pressure for changing filter screen.
To reach above-mentioned purpose, what the technical scheme of the invention was realized in：
A kind of replacing filter with pressure, including valve body, the valve body is interior to be provided with cavity, and the cavity and fluid enter
Mouth and outlet, in addition to spring and piston, one end of the spring are fixed or are connected on bonnet A, and the bonnet A is set
On the valve interior wall, the other end of the spring is connected with one end of the piston, the other end and filter screen of the piston
One end connection, the other end of the filter screen is connected with movable part.
Further, the movable part is bonnet C or pressure is female；
When the movable part is bonnet C, the bonnet C is arranged in the side wall of the valve body, the end of the bonnet C
Portion is connected with the filter screen, and the head of the bonnet C is located on the outside of the valve body；
When the movable part is presses female, in addition to the valve rod being fixed on the valve body, the tail end of the valve rod from
Outside extends through the screw thread centre bore female with the pressure and be connected, and the valve rod can only rotate, it is described press mother can only on move down
It is dynamic to rotate.
Further, the head end of the valve rod limits the valve rod by the locknut and bonnet B that are arranged on the valve body
Length travel；
By the stopper slot on the body wall or spacing raised line, the female rotation of the pressure is limited.
Further, limited step is provided with the inside of the body wall, piston is stated in cocker residence.
Further, it is provided with discharging valve on the bonnet C.
Further, in the side wall of the piston, between the bonnet C and the side wall of the valve body, the bonnet A and institute
Between the side wall for stating valve body, sealing ring is both provided with.
Further, between the bonnet B and the side wall of the valve body, between the bonnet B and the valve rod, all set
There is sealing ring.
The invention has the advantages and positive effects of：Due to using above-mentioned technical proposal, pipeline medium can be achieved
Change filter screen online in the case where there is pressure condition, do not influence medium conveying, no dielectric leakage.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the invention embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is the embodiment of the invention, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Fig. 1 is the structural representation during the use of embodiment 1；
Fig. 2 is the structural representation in the Renewal process of embodiment 1；
Fig. 3 is the variant structure schematic diagram of embodiment 1；
Fig. 4 is the structural representation during the use of embodiment 2；
Fig. 5 is the structural representation in the Renewal process of embodiment 2.
In figure：
1st, bonnet A 2, spring 3, piston 4, filter screen
5th, valve body 6, bonnet C 7, discharging valve 8, pressure are female
9th, locknut 10, valve rod 11, bonnet B
Embodiment
Below in conjunction with the accompanying drawing in the invention embodiment, the technical scheme in the invention embodiment is carried out
Clearly and completely describing, it is clear that described embodiment is only the invention part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the invention, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the invention protection, in the case where not conflicting, the invention
In embodiment and embodiment in feature can be mutually combined.
Many details are elaborated in the following description in order to fully understand the invention, but the present invention creates
Other manner described here can also be different from using other by, which making, implements, and those skilled in the art can be without prejudice to this hair
Similar popularization is done in the case of bright creation intension, therefore the invention is not limited by following public specific embodiment.
Secondly, the invention combination schematic diagram is described in detail, when the invention embodiment is described in detail, for ease of
Illustrate, represent that the profile of device structure can disobey general proportion and make partial enlargement, and the schematic diagram is example, its
The scope of the invention protection should not be limited herein.In addition, the three-dimensional of length, width and height should be included in actual fabrication
Bulk.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the invention
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
Embodiment 1：
As depicted in figs. 1 and 2, the invention includes valve body 5, and cavity, the cavity and fluid are provided with the valve body 5
Inlet and outlet connection, the inside of the cavity is provided with bonnet A1, and the bonnet is fixed or be connected in one end of the spring 2
On A1, the other end of the spring 2 is connected with one end of the piston 3, and the other end of the piston 3 connects with one end of filter screen 4
Connect, the other end of the filter screen 4 is connected with bonnet C6.The bonnet C6 is arranged in the side wall of the valve body 5, the bonnet C6
End be connected with the filter screen 4, the head of the bonnet C6 is located in the outside of valve body 5；
Sealing ring is provided between the side wall of the bonnet A1 and the valve body 5.
Discharging valve 7 is provided with the bonnet C6.
Limited step is provided with the inside of the body wall, piston 3 is stated in cocker residence.
In the side wall of the piston 3, between the side wall of the bonnet C6 and the valve body 5, sealing ring is both provided with.
In use, slowly unscrew bonnet C6, in the process filter screen 4, piston 3 under the thrust of spring 2 together with valve
Cap C6 is together moved, and until piston 3 is spacing in the inwall of valve body 5, stops displacement.Now, the closing of piston 3 bonnet C6 is located at cavity one
The opening of side, discharging valve 7 is unscrewed, discharge overbottom pressure, continue to unscrew and remove bonnet C6, you can filter screen 4 is changed in cleaning.
When in use, for more preferable filter effect, that is, clean or still ensure that medium can be filtered when changing filter screen,
Two filters can also be used side by side, form structure as shown in Figure 3.
Embodiment 2：
As shown in Figure 4 and Figure 5, the invention includes valve body 5, and cavity, the cavity and fluid are provided with the valve body 5
Inlet and outlet connection, in addition to spring 2 and piston 3, the inside of the cavity is provided with bonnet A1, one end of the spring 2
Fixed or be connected on the bonnet A1, the other end of the spring 2 is connected with one end of the piston 3, the piston 3 it is another
One end is connected with one end of filter screen 4, and the other end of the filter screen 4 is connected with pressure mother 8.Also include being fixed on the valve body 5
Valve rod 10, the tail end of the valve rod 10 extend through screw thread from outside and are connected with the centre bore of the pressure mother 8, the valve rod 10
Head end by the locknut 9 and bonnet B11 that are arranged on the valve body 1, limit the length travel of the valve rod 10；By described
Stopper slot or spacing raised line in the side wall of valve body 1, limit the rotation of the pressure mother 8.
Sealing ring is provided between the side wall of the bonnet A1 and the valve body 5.
Limited step is provided with the inside of the body wall, piston 3 is stated in cocker residence.
In the side wall of the piston 3, between the side wall of the bonnet B11 and the valve body 5, the bonnet B11 with it is described
Between valve rod 10, sealing ring is both provided with.
In use, slow rotary valve rod 10, because valve rod 10 is unable to upper and lower displacement, and the pressure mother 8 can not rotate, therefore
In rotary valve rod 10, female 8 upper and lower displacements of band dynamic pressure, filter screen 4, piston 3 are similarly hereinafter pressed in the thrust of spring 2 in the process
Mother 8 together moves, and until piston 3 is spacing by the inwall of valve body 5, stops displacement.Now, the piston 3 makes going out for the valve rod 10
Entrance is closed, now, unloads locknut 9 and bonnet B11, you can takes out filter screen 4 and is cleaned or changed.
Both examples above, using piston seal, when ensureing to change filter screen, no dielectric leakage；Answered using compression spring
The thrust of position moves piston and filter screen, while provides the active force needed for sealing.Realize pipeline medium can replacing filter screen with pressure,
And medium supply is uninterrupted during dismantling filter screen, does not reveal, ensure that operating personnel's safety and avoid dielectric leakage to ring
Endangered caused by border.
The embodiment of the invention is described in detail above, but the content is only the preferable of the invention
Embodiment, it is impossible to be considered as the practical range for limiting the invention.The type of attachment of the invention and pipe network includes
But threaded connection, flange connection, welding etc. are not limited to, filter screen is arranged at an angle of 90 with runner in the present embodiment, remaining any angle
Arrangement all falls in the scope of protection of the present invention.All equivalent changes made according to the invention application range and improvement etc., all should be still
Belong within the patent covering scope of the invention.
Claims (7)
1. a kind of replacing filter with pressure, including valve body (5), the valve body (5) is interior to be provided with cavity, the cavity and fluid
Inlet and outlet connection, it is characterised in that：Also include spring (2) and piston (3), one end of the spring (2) is fixed or supported
Be connected on bonnet A (1), the bonnet A (1) is arranged on the valve body (5) inwall, the other end of the spring (2) with it is described
One end connection of piston (3), the other end of the piston (3) are connected with one end of filter screen (4), the other end of the filter screen (4)
It is connected with movable part.
2. replacing filter with pressure according to claim 1, it is characterised in that：The movable part is bonnet C (6)
Or pressure is female (8)；
When the movable part is bonnet C (6), the bonnet C (6) is arranged in the side wall of the valve body (5), the bonnet
C (6) end is connected with the filter screen (4), and the head of the bonnet C (6) is located on the outside of the valve body (5)；
When the movable part is presses female (8), in addition to the valve rod (10) being fixed on the valve body (5), the valve rod
(10) tail end extends through screw thread from outside and is connected with the centre bore of the pressure female (8), and the valve rod (10) can only rotate,
The pressure female (8) can only be moved up and down and can not rotated.
3. replacing filter with pressure according to claim 2, it is characterised in that：The head end of the valve rod (10) passes through
The locknut (9) and bonnet B (11) being arranged on the valve body (1), limit the length travel of the valve rod (10)；
By the stopper slot in the valve body (5) side wall or spacing raised line, the rotation of the pressure female (8) is limited.
4. the replacing filter with pressure according to any one of claim 1-3, it is characterised in that：The body wall
Inner side is provided with limited step, and piston (3) is stated in cocker residence.
5. replacing filter with pressure according to claim 2, it is characterised in that：It is provided with and puts on the bonnet C (6)
Water valve (7).
6. replacing filter with pressure according to claim 2, it is characterised in that：In the side wall of the piston (3), institute
Between the side wall for stating bonnet C (6) and the valve body (5), between the side wall of the bonnet A (1) and the valve body (5), all set
There is sealing ring.
7. replacing filter with pressure according to claim 3, it is characterised in that：The bonnet B (11) and the valve
Between the side wall of body (5), between the bonnet B (11) and the valve rod (10), sealing ring is both provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710736689.8A CN107376479A (en) | 2017-08-24 | 2017-08-24 | A kind of replacing filter with pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710736689.8A CN107376479A (en) | 2017-08-24 | 2017-08-24 | A kind of replacing filter with pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107376479A true CN107376479A (en) | 2017-11-24 |
Family
ID=60345870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710736689.8A Pending CN107376479A (en) | 2017-08-24 | 2017-08-24 | A kind of replacing filter with pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107376479A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812919A (en) * | 2019-12-01 | 2020-02-21 | 郑水芝 | Backwashing device for sewage treatment equipment |
| CN112228610A (en) * | 2020-09-09 | 2021-01-15 | 孙凡荣 | Self-purification type valve |
| CN117307813A (en) * | 2023-11-28 | 2023-12-29 | 泰州华鑫不锈钢制品有限公司 | Valve convenient for cleaning impurities and free of odor reversion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201676602U (en) * | 2010-05-04 | 2010-12-22 | 宁波杰克龙阀门有限公司 | Filter valve |
| CN201711034U (en) * | 2010-06-23 | 2011-01-19 | 郑州煤机液压电控有限公司 | Backwash filter |
| CN104265941A (en) * | 2014-10-21 | 2015-01-07 | 成都市翻鑫家科技有限公司 | Metal hard sealing plug valve with filter screen |
| CN207253887U (en) * | 2017-08-24 | 2018-04-20 | 天津市国威给排水设备制造有限公司 | A kind of replacement filter with pressure |
-
2017
- 2017-08-24 CN CN201710736689.8A patent/CN107376479A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201676602U (en) * | 2010-05-04 | 2010-12-22 | 宁波杰克龙阀门有限公司 | Filter valve |
| CN201711034U (en) * | 2010-06-23 | 2011-01-19 | 郑州煤机液压电控有限公司 | Backwash filter |
| CN104265941A (en) * | 2014-10-21 | 2015-01-07 | 成都市翻鑫家科技有限公司 | Metal hard sealing plug valve with filter screen |
| CN207253887U (en) * | 2017-08-24 | 2018-04-20 | 天津市国威给排水设备制造有限公司 | A kind of replacement filter with pressure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812919A (en) * | 2019-12-01 | 2020-02-21 | 郑水芝 | Backwashing device for sewage treatment equipment |
| CN112228610A (en) * | 2020-09-09 | 2021-01-15 | 孙凡荣 | Self-purification type valve |
| CN117307813A (en) * | 2023-11-28 | 2023-12-29 | 泰州华鑫不锈钢制品有限公司 | Valve convenient for cleaning impurities and free of odor reversion |
| CN117307813B (en) * | 2023-11-28 | 2024-02-09 | 泰州华鑫不锈钢制品有限公司 | Valve convenient for cleaning impurities and free of odor reversion |
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