CN212251309U - Three-dimensional three-way L-shaped check valve - Google Patents
Three-dimensional three-way L-shaped check valve Download PDFInfo
- Publication number
- CN212251309U CN212251309U CN202021694389.1U CN202021694389U CN212251309U CN 212251309 U CN212251309 U CN 212251309U CN 202021694389 U CN202021694389 U CN 202021694389U CN 212251309 U CN212251309 U CN 212251309U
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- Prior art keywords
- valve
- check valve
- valve body
- dimensional
- way
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- 238000007789 sealing Methods 0.000 claims description 30
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 abstract description 5
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 230000006378 damage Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a three-dimensional tee bend L type check valve, including the valve body, set up respectively in the feed inlet of valve body left side and bottom and set up the bin outlet on the valve body right side, the blind flange is installed at the top of valve body, and the bottom of blind flange installs L type spliced pole to the left end and the equal sliding connection in bottom of L type spliced pole have the valve clack, the fastening block has been cup jointed to the outside of L type spliced pole fixedly, and the outer terminal surface fixed mounting of fastening block has the support frame. The utility model discloses in, at first, adopt the dual non return structure of L type, both improved the stability of using, the variety that the check valve that also improves used, the result of use of check valve has not only been improved simultaneously, the life of check valve has also been improved, secondly, adopt the intercommunication formula filtration, the leakproofness of valve clack has both been improved, the pollution of fluid to the valve body inner wall has also been reduced, the complexity of clearance has not only been reduced like this, the result of use of check valve has also been improved, the life of check valve has also been improved simultaneously.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to three-dimensional tee bend L type check valve.
Background
The check valve is a valve with a circular valve clack and acts by self weight and medium pressure to block the medium from flowing backwards. It belongs to the automatic valve category, also called check valve, reflux valve or isolation valve. The check valve is commonly used as a bottom valve of a water pumping device and can prevent the backflow of water. The check valve and the stop valve are combined for use, and the safety isolation effect can be achieved. And the three-way check valve also exists in the existing market, and has one more runner port than the common valve, and the most important function is to change the flow direction of the substance. The disadvantages are high resistance and poor sealing performance when closed.
However, current three-way check valve still has some problems, firstly, current three-way check valve, some sealing valve clacks only carry out the setting of blockking of unitary, and some sets up its stability can be relatively poor of structure, in long-time rivers impact many times, cause the destruction damage easily, the stability of using has not only been reduced like this, the variety of using has also been reduced, the result of use of check valve has also been reduced simultaneously, the life of check valve has more been reduced, secondly, current three-way check valve, some still has the problem that sealing valve clack sealing performance is relatively poor, and current some check valve seals to set up comparatively complicatedly, bring the trouble for the clearance, this kind of setting, not only increased the complexity of clearance, the result of use of check valve has also been reduced, the life of check valve has also been reduced simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the three-dimensional three-way L-shaped check valve is provided for solving the problem that the service life of the traditional check valve is short.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
three-dimensional tee bend L type check valve, including the valve body, set up respectively in the feed inlet of valve body left side and bottom and set up the bin outlet on the valve body right side, the blind flange is installed at the top of valve body, and the bottom of blind flange installs L type spliced pole to the left end and the equal sliding connection in bottom of L type spliced pole have the valve clack, the fastening block has been cup jointed to the outside of L type spliced pole fixedly, and the outer terminal surface fixed mounting of fastening block has the support frame, fixed mounting has the extrusion spring between the left end of L type spliced pole and bottom and the valve clack junction, and is two sets of the sealing washer is all installed to the inner wall of feed inlet, the blind flange has cup jointed the locking spiro ring with the junction of.
As a further description of the above technical solution:
the top end of the supporting frame is embedded in the top end of the valve body.
As a further description of the above technical solution:
the sealing plugs are arranged at the joints of the two groups of valve clacks and the two groups of sealing rings, the sleeves are arranged on the inner walls of the two groups of valve clacks, and the annular filter screen is arranged on the inner side of each sleeve.
As a further description of the above technical solution:
and the two groups of sealing plugs are embedded in the inner walls of the two groups of valve clacks.
As a further description of the above technical solution:
and a plurality of groups of fastening bolts are installed at the top end of the flange cover, and the flange cover is fastened at the top end of the valve body through the plurality of groups of fastening bolts.
As a further description of the above technical solution:
and a sealing gasket is arranged between the bottom of the flange cover and the top of the valve body.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, adopt the dual non return structure of L type, there is L type spliced pole in the bottom of blind flange, and the left end and the bottom of L type spliced pole all have the valve clack, it is outdated when there is the rivers to have a water current when two sets of feed inlets, rivers are earlier through the ring filter at the extrusion valve clack, and remove to the left end and the right-hand member of L type spliced pole through the extrusion spring, rivers just get into inside the valve body like this, and discharge through the bin outlet, and two sets of feed inlets end the feeding, then the valve clack resets again, seal two sets of feed inlets, the support frame plays the effect of supporting firm spliced pole through the fastening block simultaneously, reduce the damage of rivers extrusion to the valve clack, the comprehensive setting of this kind of structure, the stability of use has both been improved, the variety that the check valve that also improves uses, the.
2. The utility model discloses in, adopt intercommunication formula filtration, all there is the sealing plug in the junction of two sets of valve clacks and two sets of sealing washers, all there is the sleeve pipe at the inner wall of two sets of valve clacks, and the sheathed tube inboard has annular filter, when rivers pass through two sets of feed inlets, rivers filter through annular filter earlier, play the effect of filtering the inside impurity of rivers, simultaneously after the rivers cutout of two sets of feed inlets, sealing plug and the sealing washer interlock of each other on the valve clack, play sealed effect, prevent the backward flow, the comprehensive setting of this kind of structure, the leakproofness of valve clack has both been improved, the pollution of fluid to the valve body inner wall has also been reduced, the complexity of clearance has not only been reduced like this, the service effect of check valve has also been improved, the life of check valve has also been improved simultaneously.
Drawings
Fig. 1 shows a front view provided in accordance with an embodiment of the present invention;
fig. 2 shows a front cross-sectional view provided in accordance with an embodiment of the present invention;
fig. 3 shows a schematic partial cross-sectional structure diagram provided according to an embodiment of the present invention.
Illustration of the drawings:
1. a valve body; 2. a feed inlet; 3. a discharge outlet; 4. a flange cover; 5. fastening a bolt; 6. sealing gaskets; 7. an L-shaped connecting column; 8. a seal ring; 9. a valve flap; 10. a sleeve; 11. an annular filter screen; 12. a sealing plug; 13. a fastening block; 14. a support frame; 15. a compression spring; 16. and locking the spiral ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a three-dimensional three-way L-shaped check valve comprises a valve body 1, feed inlets 2 respectively formed in the left side and the bottom of the valve body 1 and a discharge outlet 3 formed in the right side of the valve body 1, wherein a flange cover 4 is installed at the top of the valve body 1, the flange cover 4 plays a role in sealing the top end of the valve body 1, an L-shaped connecting column 7 is installed at the bottom of the flange cover 4, the L-shaped connecting column 7 is mainly convenient for sliding opening and closing of a valve clack 9, the left end and the bottom end of the L-shaped connecting column 7 are both slidably connected with the valve clack 9, a fastening block 13 is fixedly sleeved on the outer side of the L-shaped connecting column 7, a support frame 14 is fixedly installed on the outer end face of the fastening block 13, an extrusion spring 15 is fixedly installed between the left end and the bottom end of the L-shaped connecting column 7 and the valve clack 9, sealing rings 8 are installed on the inner walls of the, the locking spiral ring 16 plays a role in fastening the L-shaped connecting column 7, and the top end of the supporting frame 14 is embedded in the top end of the valve body 1.
Specifically, as shown in fig. 2 and 3, sealing plugs 12 are installed at the joints of the two sets of valve flaps 9 and the two sets of sealing rings 8, sleeves 10 are installed on the inner walls of the two sets of valve flaps 9, the sleeves 10 are mainly provided with annular filter screens 11 in a sleeved mode, the annular filter screens 11 are installed on the inner sides of the sleeves 10, and the inner walls of the two sets of valve flaps 9 are embedded in the two sets of sealing plugs 12.
Specifically, as shown in fig. 1 and 2, a plurality of sets of fastening bolts 5 are installed on the top end of the flange cover 4, the fastening bolts 5 mainly fix the flange cover 4 to be connected with the top end of the valve body 1, the flange cover 4 is fastened to the top end of the valve body 1 through the plurality of sets of fastening bolts 5, a sealing gasket 6 is arranged between the bottom of the flange cover 4 and the top of the valve body 1, and the sealing gasket 6 mainly plays a role in sealing the top end of the valve body 1.
The working principle is as follows: during the use, firstly, when two sets of feed inlets 2 have the rivers through, rivers extrude valve clack 9 through ring strainer 11 earlier, and move to the left end and the right-hand member of L type spliced pole 7 through extrusion spring 15, rivers just get into the inside of valve body 1 like this, and discharge through bin outlet 3, and finish the feeding when two sets of feed inlets 2, then valve clack 9 resets again, seal two sets of feed inlets 2, support frame 14 plays the effect of supporting firm L type spliced pole 7 through fastening block 13 simultaneously, reduce the damage of rivers extrusion to valve clack 9, secondly, rivers are earlier after filtering through ring strainer 11, play the effect of the inside impurity of filtration water, simultaneously after the rivers cutout of two sets of feed inlets 2, valve clack 12 on the sealing plug 9 interlocks with sealing washer 8 each other, play sealed effect, prevent the backward flow.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A three-dimensional three-way L-shaped check valve comprises a valve body (1), feed inlets (2) respectively arranged at the left side and the bottom of the valve body (1) and a discharge outlet (3) arranged at the right side of the valve body (1), it is characterized in that the top of the valve body (1) is provided with a flange cover (4), the bottom of the flange cover (4) is provided with an L-shaped connecting column (7), and the left end and the bottom end of the L-shaped connecting column (7) are both connected with a valve clack (9) in a sliding way, the outer side of the L-shaped connecting column (7) is fixedly sleeved with a fastening block (13), a support frame (14) is fixedly arranged on the outer end face of the fastening block (13), an extrusion spring (15) is fixedly arranged between the joints of the left end and the bottom end of the L-shaped connecting column (7) and the valve clack (9), sealing rings (8) are arranged on the inner walls of the two groups of feed inlets (2), and a locking spiral ring (16) is sleeved at the joint of the flange cover (4) and the L-shaped connecting column (7).
2. The three-dimensional three-way L-shaped check valve according to claim 1, wherein the top end of the support frame (14) is embedded in the top end of the valve body (1).
3. The three-dimensional three-way L-shaped check valve according to claim 1, wherein sealing plugs (12) are arranged at the joints of the two sets of valve flaps (9) and the two sets of sealing rings (8), sleeves (10) are arranged on the inner walls of the two sets of valve flaps (9), and annular filter screens (11) are arranged on the inner sides of the sleeves (10).
4. A three-dimensional three-way L-shaped check valve according to claim 3, wherein the two sealing plugs (12) are embedded in the inner walls of the two valve flaps (9).
5. The three-dimensional three-way L-shaped check valve according to claim 1, wherein a plurality of sets of fastening bolts (5) are installed at the top end of the flange cover (4), and the flange cover (4) is fastened to the top end of the valve body (1) through the plurality of sets of fastening bolts (5).
6. The three-dimensional three-way L-shaped check valve according to claim 1, wherein a sealing gasket (6) is arranged between the bottom of the flange cover (4) and the top of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021694389.1U CN212251309U (en) | 2020-08-14 | 2020-08-14 | Three-dimensional three-way L-shaped check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021694389.1U CN212251309U (en) | 2020-08-14 | 2020-08-14 | Three-dimensional three-way L-shaped check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251309U true CN212251309U (en) | 2020-12-29 |
Family
ID=73982440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021694389.1U Expired - Fee Related CN212251309U (en) | 2020-08-14 | 2020-08-14 | Three-dimensional three-way L-shaped check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810678A (en) * | 2020-08-14 | 2020-10-23 | 迦密阀门有限公司 | Three-way three-way L-type check valve |
-
2020
- 2020-08-14 CN CN202021694389.1U patent/CN212251309U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810678A (en) * | 2020-08-14 | 2020-10-23 | 迦密阀门有限公司 | Three-way three-way L-type check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |