CN221034119U - Two-way adjustable check valve - Google Patents
Two-way adjustable check valve Download PDFInfo
- Publication number
- CN221034119U CN221034119U CN202322692710.2U CN202322692710U CN221034119U CN 221034119 U CN221034119 U CN 221034119U CN 202322692710 U CN202322692710 U CN 202322692710U CN 221034119 U CN221034119 U CN 221034119U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve seat
- seat
- check valve
- adjustable check
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Check Valves (AREA)
Abstract
The utility model discloses a two-way adjustable check valve, which comprises a valve seat and a valve cover, wherein an installation cavity is arranged in the middle of the valve seat, flow guide parts are arranged on two sides of the installation cavity, a flow hole is arranged in the flow guide parts, the valve cover and the valve seat are fixed through bolts and seal the installation cavity, two installation sheets are arranged on the flow guide parts, two groups of adjusting parts for controlling the on-off state of the flow hole are arranged on the valve seat, the adjusting parts comprise a rotating shaft and a valve plate, the rotating shaft is rotationally connected with the two installation sheets, the valve plate is positioned between the two installation sheets corresponding to the rotating shaft and can seal the flow hole, and a positioning part for keeping the valve plate in a state of not sealing the flow hole is arranged on the valve seat.
Description
Technical Field
The utility model discloses a two-way adjustable check valve, and belongs to the technical field of valves.
Background
The check valve is a valve with a circular valve clack as an opening and closing part and can stop the medium from flowing backwards by the action of the self weight and the medium pressure, and the swing check valve is provided with a valve clack which is obliquely arranged and can rotate around a shaft, and the valve clack is designed on a hinge mechanism so that the valve clack has enough swing space. Most of the existing check valves can only check the fluid in one direction, and when the flow direction of the fluid in the pipeline changes, the use requirement cannot be met.
Disclosure of utility model
The utility model aims to solve the problems in the prior art and provides a bi-directional adjustable check valve.
The utility model realizes the purpose through the following technical scheme that the bidirectional adjustable check valve comprises a valve seat and a valve cover, wherein an installation cavity is arranged in the middle of the valve seat, flow guide parts are arranged on two sides of the installation cavity, a flow hole is formed in the flow guide parts, the valve cover and the valve seat are fixed through bolts and seal the installation cavity, two installation pieces are arranged on the flow guide parts, two groups of adjusting pieces for controlling the on-off state of the flow hole are arranged on the valve seat, the adjusting pieces comprise a rotating shaft and a valve plate, the rotating shaft is in rotating connection with the two installation pieces, the valve plate is positioned between the corresponding installation pieces of the rotating shaft and can seal the flow hole, and a positioning piece for keeping the state of the valve plate not to seal the flow hole is arranged on the valve seat.
Preferably, the locating part includes action bars, spring, gag lever post and blocks the frame, the gag lever post passes through bolt fixed connection with the action bars, have non-circular structure's spacing groove on the gag lever post, and gag lever post and disk seat slide and set up, the pivot be close to the one end of gag lever post have with spacing groove complex spacing arch, the spring housing is established in spacing bellied outside, and both ends are contradicted with gag lever post and pivot respectively, the block frame is L shape, and its fixing on the disk seat.
Preferably, the valve seat is provided with a pressing plate, the positioning piece is arranged on the pressing plate, the pressing plate is fixedly connected with the valve seat through a bolt, and a sealing gasket is arranged between the pressing plate and the valve seat.
Preferably, the valve plate comprises a baffle and lugs, the lugs are arranged perpendicular to the baffle, and the rotating shaft is provided with a positioning surface in sliding fit with the lugs.
Preferably, an annular groove is formed in the valve seat, and a sealing ring is arranged in the annular groove.
Preferably, flange plates are arranged on two sides of the valve seat.
Compared with the prior art, the utility model has the beneficial effects that:
1. Through setting up disk seat, water conservancy diversion portion, regulating part and setting element, when needs keep one side pivot can drive the valve plate free rotation and realize fluidic non return effect, make the spacing groove of gag lever post and spacing protruding cooperation through pressing the control lever, and rotate the control lever until it is blocked by the spacing frame to make spacing protruding unable separation with the spacing groove, the control lever is blocked by the spacing frame and can not self return simultaneously, the valve plate of this position can not shelter from corresponding water conservancy diversion portion, make the circulation hole keep normally open state, so can selectively carry out fluid non return control to one of them water conservancy diversion portion, easy operation is convenient.
Drawings
FIG. 1 is a schematic illustration of a bi-directional adjustable check valve according to the present utility model;
FIG. 2 is a cross-sectional view of a bi-directional adjustable check valve of the present utility model;
FIG. 3 is a cross-sectional view of a bi-directional adjustable check valve of the present utility model;
FIG. 4 is an exploded view of the adjustment member and positioning member of the present utility model;
Reference numerals: 1. a flange plate; 2. a joystick; 3. a valve cover; 4. a positioning piece; 5. a valve seat; 6. a pressing plate; 7. a blocking frame; 8. a mounting piece; 9. a flow hole; 10. a mounting cavity; 11. a flow guiding part; 12. a seal ring; 13. a valve plate; 14. a sealing gasket; 15. a limit rod; 16. a rotating shaft; 17. a baffle; 18. a lug; 19. a positioning surface; 20. a spring; 21. and a limit protrusion.
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.
As shown in fig. 1-4, a bi-directional adjustable check valve comprises a valve seat 5 and a valve cover 3, wherein an installation cavity 10 is arranged in the middle of the valve seat 5, guide parts 11 are arranged on two sides of the installation cavity 10, a circulation hole 9 is arranged in the guide parts 11, the valve cover 3 and the valve seat 5 are fixed through bolts and seal the installation cavity 10, two installation pieces 8 are arranged on the guide parts 11, two groups of adjusting pieces for controlling the on-off state of the circulation hole 9 are arranged on the valve seat 5, each adjusting piece comprises a rotating shaft 16 and a valve plate 13, the rotating shaft 16 is rotationally connected with the two installation pieces 8, the valve plate 13 is positioned at a position between the corresponding installation pieces 8 of the rotating shaft 16 and can seal the circulation hole 9, and a positioning piece 4 for keeping the state that the valve plate 13 does not seal the circulation hole 9 is arranged on the valve seat 5.
The locating piece 4 includes control lever 2, spring 20, gag lever post 15 and block frame 7, gag lever post 15 passes through bolt fixed connection with control lever 2, the spacing groove that has non-circular structure on the gag lever post 15, and gag lever post 15 and disk seat 5 slip setting, the one end that pivot 16 is close to gag lever post 15 has with spacing groove complex spacing arch 21, the outside at spacing arch 21 is established to spring 20 cover, and both ends are contradicted with gag lever post 15 and pivot 16 respectively, block frame 7 is L shape, and it is fixed on disk seat 5, under normal condition, gag lever post 15 keeps away from the state of pivot 16 under spring 20, the spacing groove is separated with spacing arch 21 this moment, valve plate 13 keeps the state of shutoff flow hole 9 under the effect of gravity, when valve plate 13 receives fluid impact, valve plate 13 can drive pivot 16 and rotate, pivot 16 can not receive the restriction of spacing groove, when needs rotate valve plate 13 to the horizontal rotation, so that flow hole 9 can not receive the stop of valve plate 13, only need press control lever 2, make the one end slip of gag lever post 15 and let spacing arch 21 insert in the spacing groove, and it is in the spacing groove to its seat 5, and then can not be blocked by the automatic stop portion of the control lever post 2 with the simple operation of the control lever post 11, can not be kept away from the position of the control plate 11 under the effect of the influence of the impact of the control lever post of the control lever post 2, and can not be kept the control the position of the control plate 11, and can be simple to the control stop the position of the control plate 11.
The valve seat 5 is provided with the pressing plate 6, the locating piece 4 is installed on the pressing plate 6, the pressing plate 6 is fixedly connected with the valve seat 5 through the bolts, and the sealing gasket 14 is arranged between the pressing plate 6 and the valve seat 5, the pressing plate 6 enables the sealing gasket 14 to deform under the fastening of the bolts, therefore the joint of the limiting rod 15 and the valve seat 5 can be sealed, the valve plate 13 comprises a baffle 17 and lugs 18, the lugs 18 are perpendicular to the baffle 17, the rotating shaft 16 is provided with a locating surface 19 which is in sliding fit with the lugs 18, the valve plate 13 can slide along the locating surface 19 by means of the lugs 18, the valve plate 13 can be smoothly installed between the two installation pieces 8, an annular groove is formed in the valve seat 5, a sealing ring 12 is arranged in the annular groove, the sealing ring 12 can ensure the tightness between the valve seat 5 and the valve cover 3, so that the condition of fluid leakage occurs between the two is avoided, two sides of the valve seat 5 are provided with the flange 1, and the flange 1 can conveniently connect the valve between two pipelines.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a two-way adjustable check valve, includes disk seat (5) and valve gap (3), its characterized in that, the middle part of disk seat (5) is provided with installation cavity (10), the both sides of installation cavity (10) are provided with water conservancy diversion portion (11), be provided with circulation hole (9) in water conservancy diversion portion (11), valve gap (3) and disk seat (5) pass through bolt fastening and seal installation cavity (10), be provided with two mounting pieces (8) on water conservancy diversion portion (11), be provided with two sets of regulating members that are used for controlling circulation hole (9) break-make state on disk seat (5), the regulating member includes pivot (16) and valve plate (13), pivot (16) and two mounting pieces (8) rotate and are connected, valve plate (13) are located the position between pivot (16) corresponding mounting pieces (8) and can be with circulation hole (9) shutoff, be provided with on disk seat (5) and be used for keeping valve plate (13) not shutoff circulation hole (9) state setting element (4).
2. The bi-directional adjustable check valve according to claim 1, wherein the positioning piece (4) comprises a control rod (2), a spring (20), a limiting rod (15) and a blocking frame (7), the limiting rod (15) is fixedly connected with the control rod (2) through bolts, a limiting groove with a non-circular structure is formed in the limiting rod (15), the limiting rod (15) and the valve seat (5) are arranged in a sliding mode, a limiting protrusion (21) matched with the limiting groove is formed in one end, close to the limiting rod (15), of the rotating shaft (16), the spring (20) is sleeved on the outer side of the limiting protrusion (21), two ends of the spring are respectively abutted against the limiting rod (15) and the rotating shaft (16), and the blocking frame (7) is L-shaped and is fixed on the valve seat (5).
3. A bi-directional adjustable check valve according to claim 2, characterized in that the valve seat (5) is provided with a pressure plate (6), the positioning member (4) is mounted on the pressure plate (6), the pressure plate (6) is fixedly connected with the valve seat (5) by bolts, and a sealing gasket (14) is arranged between the pressure plate and the valve seat.
4. A bi-directional adjustable check valve according to claim 1, wherein the valve plate (13) comprises a baffle (17) and a lug (18), the lug (18) being arranged perpendicular to the baffle (17), the shaft (16) having a locating surface (19) in sliding engagement with the lug (18).
5. A bi-directional adjustable check valve according to claim 1, characterized in that the valve seat (5) is provided with an annular groove in which a sealing ring (12) is arranged.
6. A bi-directional adjustable check valve according to claim 1, characterized in that the valve seat (5) is provided with flanges (1) on both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692710.2U CN221034119U (en) | 2023-10-08 | 2023-10-08 | Two-way adjustable check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692710.2U CN221034119U (en) | 2023-10-08 | 2023-10-08 | Two-way adjustable check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221034119U true CN221034119U (en) | 2024-05-28 |
Family
ID=91188012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322692710.2U Active CN221034119U (en) | 2023-10-08 | 2023-10-08 | Two-way adjustable check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221034119U (en) |
-
2023
- 2023-10-08 CN CN202322692710.2U patent/CN221034119U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110686112B (en) | Pipeline gate valve convenient to dismouting | |
| CN221034119U (en) | Two-way adjustable check valve | |
| CN203421188U (en) | Worm drive lever-type butterfly valve | |
| CN220016137U (en) | Soft-seal double-valve-seat gate valve | |
| CN215059648U (en) | High-temperature and high-pressure resistant ball valve | |
| CN114060540A (en) | Bidirectional-pressure high-temperature butterfly valve | |
| CN117028631A (en) | Pressure balance type dynamic balance valve | |
| CN116717603A (en) | Safe and reliable butterfly valve | |
| CN212928795U (en) | Portable butterfly valve capable of preventing water leakage | |
| CN209278562U (en) | Damping check valve | |
| CN211145472U (en) | Soft sealing lifting check valve | |
| CN101737511B (en) | Non-rising stem butterfly-shaped knife gate valve | |
| JP3728546B2 (en) | Variable constant flow valve device | |
| CN220378932U (en) | Ball valve with elastic valve seat | |
| CN211779029U (en) | Double-eccentric butterfly valve with high leakage prevention performance | |
| CN220337545U (en) | Pipeline noise elimination check valve | |
| CN110792811A (en) | Soft sealing lifting check valve | |
| CN221170841U (en) | Large-specification main pipeline interlocking split control ball valve | |
| CN221034125U (en) | Check valve capable of adjusting flow | |
| CN211344127U (en) | Novel body lug check valve | |
| CN221591774U (en) | Butterfly valve convenient to adjust installation | |
| CN220668403U (en) | Single-clamp type lug butterfly valve | |
| CN220396671U (en) | Electromagnetic valve with good sealing performance | |
| CN215721050U (en) | Three-section type guide mute check valve | |
| CN220435445U (en) | Flat gate valve sealing connection structure for oil field |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |