CN210800142U - Check valve with good sealing performance - Google Patents
Check valve with good sealing performance Download PDFInfo
- Publication number
- CN210800142U CN210800142U CN201921511226.2U CN201921511226U CN210800142U CN 210800142 U CN210800142 U CN 210800142U CN 201921511226 U CN201921511226 U CN 201921511226U CN 210800142 U CN210800142 U CN 210800142U
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- China
- Prior art keywords
- valve body
- check valve
- seat
- valve
- corrosion
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 42
- 230000007797 corrosion Effects 0.000 claims abstract description 25
- 238000005260 corrosion Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims description 31
- 239000010935 stainless steel Substances 0.000 claims description 31
- 238000010276 construction Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- WUJISAYEUPRJOG-UHFFFAOYSA-N molybdenum vanadium Chemical compound [V].[Mo] WUJISAYEUPRJOG-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a check valve that leakproofness is good, including check valve body and locking bolt, the check valve body comprises valve body and disk seat, install right mount pad on the valve body, install left mount pad on the disk seat, through hexagon bolt fastening connection, two between left side mount pad and the right mount pad high temperature resistant sealed pad is hugged closely mutually, be provided with the case in the valve body, be equipped with the spring between case and the valve body inner wall, all through locking bolt fastening connection between the both ends of spring and case and the valve body, corrosion-resistant sealed pad is corresponding with corrosion-resistant sealing washer, inlet and liquid outlet have been seted up to the bottom of disk seat, the liquid outlet is located one side of inlet. The utility model discloses, make check valve convenient to detach and installation, the convenience is to the clearance of inner chamber and to change the spring, guarantees the rigidity of spring, also avoids appearing the phenomenon of liquid leakage, has improved the suitability of check valve.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a check valve that leakproofness is good.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material. The check valve is one of the common valves, and the check valve is characterized in that fluid can only flow along the water inlet, but the medium at the water outlet cannot flow back.
But traditional check valve function is comparatively single, and difficult dismouting leads to the rigidity of spring to weaken, influences the liquid circulation effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a check valve that leakproofness is good, it is comparatively single to aim at improving the check valve function, and difficult dismouting leads to the rigidity of spring to weaken, influences the problem of liquid circulation effect.
The utility model discloses a realize like this:
a one-way valve with good sealing performance comprises a one-way valve body and a locking bolt, wherein the one-way valve body consists of a valve body and a valve seat, the valve body is provided with a right mounting seat, the valve seat is provided with a left mounting seat, the left mounting seat and the right mounting seat are tightly connected through a hexagon bolt, the inner side surfaces of the left mounting seat and the right mounting seat are both bonded with high-temperature-resistant sealing gaskets which are tightly attached, a valve core is arranged in the valve body, a spring is arranged between the valve core and the inner wall of the valve body, two ends of the spring are fixedly connected with the valve core and the valve body through locking bolts, an inner cavity is arranged in the valve seat, a corrosion-resistant sealing gasket is bonded on the side surface of the valve core, the corrosion-resistant sealing gasket corresponds to the corrosion-resistant sealing ring, a liquid inlet and a liquid outlet are formed in the bottom end of the valve seat, and the liquid outlet is located on one side of the liquid inlet.
Furthermore, the inner wall of the inner cavity is bonded with a corrosion-resistant sealing ring, and the corrosion-resistant sealing gasket corresponds to the corrosion-resistant sealing ring.
Further, the left mounting seat and the right mounting seat are identical in structure and size.
Furthermore, the side surface of the valve seat is connected with a screw hole seat through a bolt, a stainless steel stud is connected to the screw hole seat through a thread, a hand wheel is welded at one end of the stainless steel stud, the other end of the stainless steel stud is located in the inner cavity, and the other end of the stainless steel stud is connected with a rubber ball through a bolt.
Furthermore, a screw hole sealing gasket is bonded on the side face of the screw hole seat, and the stainless steel stud penetrates through the screw hole sealing gasket.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses
(1) Because the check valve body comprises valve body and disk seat, and install the right mount pad on the valve body, install left mount pad on the disk seat, through hex bolts fastening connection between left side mount pad and the right mount pad, the medial surface of left side mount pad and right mount pad all bonds and has sealed the pad of high temperature resistant, two sealed pads of high temperature resistant are hugged closely mutually, make check valve convenient to detach and installation, the convenience is to the clearance of inner chamber and to change to the spring, guarantee the rigidity of spring, also avoid appearing the phenomenon of liquid leakage, the suitability of check valve has been improved.
(2) The side bolted connection through the disk seat has the screw hole seat, threaded connection has the stainless steel double-screw bolt on the screw hole seat, the hand wheel has been welded to the one end of stainless steel double-screw bolt, and the stainless steel double-screw bolt other end is located the inner chamber, and stainless steel double-screw bolt other end bolted connection has the rubber ball, and manual rotation hand wheel can make the stainless steel double-screw bolt rotate, has changed the position of rubber ball, and the rubber ball can remove the case, can realize the fluid refluence, has improved the multifunctionality of check valve.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the L-shaped reinforcing rib structure of the present invention;
fig. 3 is a schematic view of the structure of the L-shaped reinforcing rib of the present invention.
In the figure: 1. a check valve body; 2. a valve body; 3. a spring; 4. a right mounting base; 5. a left mounting base; 6. a valve core; 7. a corrosion-resistant sealing gasket; 8. a corrosion-resistant seal ring; 9. a valve seat; 10. an inner cavity; 11. a screw hole seat; 12. a stainless steel stud; 13. a rubber ball; 14. a screw hole sealing gasket; 15. a hand wheel; 16. a hexagon bolt; 17. a high temperature resistant seal gasket; 18. locking the bolt; 19. a liquid inlet; 20. and a liquid outlet.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a check valve with good sealing performance comprises a check valve body 1 and a locking bolt 18, wherein the check valve body 1 is composed of a valve body 2 and a valve seat 9, the valve body 2 is provided with a right mounting seat 4, the valve seat 9 is provided with a left mounting seat 5, the left mounting seat 5 is fixedly connected with the right mounting seat 4 through a hexagon bolt 16, the inner side surfaces of the left mounting seat 5 and the right mounting seat 4 are respectively bonded with a high temperature resistant sealing gasket 17, the two high temperature resistant sealing gaskets 17 are tightly attached, a valve core 6 is arranged in the valve body 2, a spring 3 is arranged between the valve core 6 and the inner wall of the valve body 2, two ends of the spring 3 are fixedly connected with the valve core 6 and the valve body 2 through the locking bolt 18, because the check valve body 1 is composed of the valve body 2 and the valve seat 9, the valve body 2 is provided with the right mounting seat 4, the valve seat 2 is provided with the left mounting seat 5, the left mounting seat 5, simultaneously the medial surface of left side mount pad 5 and right mount pad 4 all bonds and has sealed the pad 17 of high temperature resistant, two sealed pads 17 of high temperature resistant are hugged closely mutually, make check valve convenient to detach and installation, the convenience is to the clearance of inner chamber 10 and to change spring 3, guarantee spring 3's rigidity, the phenomenon of liquid leakage also avoids appearing, be provided with inner chamber 10 in the disk seat 9, the side of case 6 bonds and has sealed 7 of corrosion-resistant pad, corrosion-resistant pad 7 is corresponding with corrosion-resistant sealing washer 8, inlet 19 and liquid outlet 20 have been seted up to disk seat 9's bottom, liquid outlet 20 is located one side of inlet 19.
The inner wall of the inner cavity 10 is bonded with the corrosion-resistant sealing ring 8, the corrosion-resistant sealing gasket 7 corresponds to the corrosion-resistant sealing ring 8, and the corrosion-resistant sealing ring 8 is bonded on the inner wall of the inner cavity 10, so that the corrosion-resistant sealing gasket 7 is fully contacted with the corrosion-resistant sealing ring 8, and the backflow phenomenon can be avoided.
The left mounting seat 5 and the right mounting seat 4 are identical in structure and size.
The side surface of the valve seat 9 is connected with a screw hole seat 11 through a bolt, the screw hole seat 11 is connected with a stainless steel stud 12 through a thread, one end of the stainless steel stud 12 is welded with a hand wheel 15, the other end of the stainless steel stud 12 is located in the inner cavity 10, the other end of the stainless steel stud 12 is connected with a rubber ball 13 through a bolt, the side surface of the valve seat 9 is connected with the screw hole seat 11 through a bolt, the screw hole seat 1 is connected with the stainless steel stud 12 through a thread, one end of the stainless steel stud 12 is welded with the hand wheel 15, the other end of the stainless steel stud 12 is located in the inner cavity 10, the other end of the stainless steel stud 12 is connected with the rubber ball 13 through a bolt, the stainless steel stud 12 can rotate through manual rotation of the hand wheel 15, the position of the rubber ball 13 is changed.
The side of the screw hole seat 11 is bonded with a screw hole sealing gasket 14, the stainless steel stud 12 penetrates through the screw hole sealing gasket 14, and the screw hole sealing gasket 14 has a good sealing effect and prevents oil from flowing out from a gap in the screw hole seat 11.
The working principle is as follows: when the check valve is used, oil enters the inner cavity 10 from the liquid inlet 19, two ends of the spring 3 are fixedly connected with the valve core 6 and the valve body 2 through locking bolts 18, the valve core 6 is pushed by the liquid to enable the oil to flow out from the liquid outlet 20 to serve as a function of a common check valve, a side face of the valve seat 9 is in bolt connection with a screw hole seat 11, a stainless steel stud 12 is in threaded connection with the screw hole seat 11, a hand wheel 15 is welded at one end of the stainless steel stud 12, the hand wheel 15 can be manually rotated to enable the stainless steel stud 12 to rotate, a rubber ball 13 at the other end of the stainless steel stud 12 is moved, the rubber ball 13 pushes the valve core 6 to move, the oil backflow can be achieved, the versatility of the check valve is improved, meanwhile, a right mounting seat 4 is mounted on the valve body 2, a left mounting seat 5 is mounted on the valve seat 9, the left mounting seat 5 and the right mounting seat 4 are fixedly, make check valve convenient to detach and installation, the convenience is to the clearance of inner chamber 10 and to the spring change, guarantees spring 3's rigidity, and the medial surface of left mount pad 5 and right mount pad 4 all bonds simultaneously has high temperature resistant sealed pad 17, and two high temperature resistant sealed pads 17 are hugged closely mutually, avoid appearing the phenomenon of liquid leakage.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a check valve that leakproofness is good, includes check valve body (1) and locking bolt (18), its characterized in that: the check valve body (1) is composed of a valve body (2) and a valve seat (9), a right mounting seat (4) is mounted on the valve body (2), a left mounting seat (5) is mounted on the valve seat (9), the left mounting seat (5) and the right mounting seat (4) are fixedly connected through a hexagon bolt (16), high-temperature-resistant sealing gaskets (17) are bonded on the inner side surfaces of the left mounting seat (5) and the right mounting seat (4), the two high-temperature-resistant sealing gaskets (17) are tightly attached to each other, a valve core (6) is arranged in the valve body (2), a spring (3) is arranged between the valve core (6) and the inner wall of the valve body (2), two ends of the spring (3) are fixedly connected with the valve core (6) and the valve body (2) through locking bolts (18), an inner cavity (10) is arranged in the valve seat (9), and a corrosion-resistant sealing gasket (7) is arranged on the side surface of the valve, the corrosion-resistant sealing gasket (7) is corresponding to the corrosion-resistant sealing ring (8), a liquid inlet (19) and a liquid outlet (20) are formed in the bottom end of the valve seat (9), and the liquid outlet (20) is located on one side of the liquid inlet (19).
2. The check valve with good sealing performance according to claim 1, wherein a corrosion-resistant sealing ring (8) is bonded to the inner wall of the inner cavity (10), and the corrosion-resistant sealing gasket (7) corresponds to the corrosion-resistant sealing ring (8).
3. A good seal check valve as claimed in claim 1 wherein said left (5) and right (4) mounting blocks are of the same construction and size.
4. The check valve with good sealing performance according to claim 1, wherein a threaded hole seat (11) is bolted to the side surface of the valve seat (9), a stainless steel stud (12) is screwed to the threaded hole seat (11), a hand wheel (15) is welded to one end of the stainless steel stud (12), the other end of the stainless steel stud (12) is located in the inner cavity (10), and a rubber ball (13) is bolted to the other end of the stainless steel stud (12).
5. A good sealing check valve as claimed in claim 4, characterized in that a screw hole sealing gasket (14) is bonded on the side surface of the screw hole seat (11), and the stainless steel stud (12) passes through the screw hole sealing gasket (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921511226.2U CN210800142U (en) | 2019-09-11 | 2019-09-11 | Check valve with good sealing performance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921511226.2U CN210800142U (en) | 2019-09-11 | 2019-09-11 | Check valve with good sealing performance |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210800142U true CN210800142U (en) | 2020-06-19 |
Family
ID=71227647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921511226.2U Expired - Fee Related CN210800142U (en) | 2019-09-11 | 2019-09-11 | Check valve with good sealing performance |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210800142U (en) |
-
2019
- 2019-09-11 CN CN201921511226.2U patent/CN210800142U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200619 |