CN220870130U - Double-flap check valve casting - Google Patents
Double-flap check valve casting Download PDFInfo
- Publication number
- CN220870130U CN220870130U CN202322609598.1U CN202322609598U CN220870130U CN 220870130 U CN220870130 U CN 220870130U CN 202322609598 U CN202322609598 U CN 202322609598U CN 220870130 U CN220870130 U CN 220870130U
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- Prior art keywords
- check valve
- pipe
- double
- check
- limiting
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- 238000005266 casting Methods 0.000 title claims abstract description 75
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 230000000670 limiting effect Effects 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 6
- 238000012856 packing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 18
- 238000012546 transfer Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Check Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The utility model discloses a double-flap check valve casting, which relates to the technical field of double-flap check valve castings and comprises a check valve casting pipe and a fixed block, wherein a sealing limiting assembly is arranged in the check valve casting pipe, a first limiting sleeve and a second limiting sleeve are used for improving the use stability effect of the check valve casting pipe, a transmission shaft arranged in the check valve casting pipe is movably connected with a limiting shaft through a sealing shaft, a sealing gasket and a gasket are used for improving the connection between a check pipe and a sliding rod, the sealing effect is improved conveniently by limiting, a water outlet cast iron ring is convenient for the use of the check pipe, the double-flap limiting gasket can be closed to allow water to pass through when the double-flap limiting gasket water passes through, a reset spring arranged in the sliding rod can be used for resetting the double-flap limiting gasket to a parallel state, water at a water outlet can not flow back, the use limiting effect of the check pipe can be improved when the check pipe is used conveniently, and a square ball valve is conveniently and movably connected with the inside of the check valve casting pipe through a positioning gasket.
Description
Technical Field
The utility model relates to the technical field of double-flap check valve castings, in particular to a double-flap check valve casting.
Background
The check valve casting is generally connected with the check valve, and the check valve casting cannot be used for preventing backflow, so that water in the check valve casting can flow back when a user dismounts the check valve, and the environment around the check valve casting is easy to pollute.
The utility model provides a double-bladed check valve foundry goods of butt clamp formula has been proposed in the patent of publication number CN217898849U, including the check valve foundry goods pipe in this patent, the driving machine, the jam, the slide bar, reset spring, sealing mechanism, the transfer line, consolidate the cover, the hand runner, insert the bolt, sealing bearing, the sealing washer, the slider, the spout, through setting up the reinforcement cover, can increase the connecting plate and the area of being connected of check valve foundry goods pipe, prevent the phenomenon that the connecting plate and check valve foundry goods pipe appear separating, through setting up the hand runner, can increase the area of contact of transfer line and hand, the person of facilitating the use rotates the transfer line, through setting up the insertion bolt, can fix the hand runner, prevent that the hand runner from appearing pivoted phenomenon when not needing to rotate, through setting up sealing bearing, can increase the stability of transfer line, prevent that the phenomenon that the up-down movement from appearing in the transfer line, through setting up the sealing washer, can seal the gap between fixed cover and the jam, prevent that the gap between fixed cover and the jam from appearing leaking, through setting up slider and spout, can fix the slide bar, prevent that the phenomenon from appearing pivoted in this patent, but still have the problem below:
The check valve casting is inconvenient to check in the use process The limiting function is that the device is inconvenient to install and use and is inconvenient to overhaul the inside of the device for Germany work.
In view of the above, there is a need to design a two-piece check valve casting that overcomes the above problems.
Disclosure of utility model
The utility model mainly aims to provide a double-flap check valve casting, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The double-flap check valve casting comprises a check valve casting pipe and a fixed block, wherein the fixed block is arranged on the left side surface of the check valve casting pipe, and a sealing limiting assembly is arranged in the check valve casting pipe;
The sealing limiting assembly comprises a first limiting sleeve arranged at the left end of the outer wall of the check valve casting pipe, a second coupling limiting sleeve is arranged at the right end of the outer wall of the check valve casting pipe, a transmission shaft is arranged at the right end of the inner portion of the check valve casting pipe, a sealing shaft is arranged on the right side face of the transmission shaft, a limiting shaft is arranged on the right side face of the sealing shaft, a ball valve is arranged in the middle of the inner portion of the check valve casting pipe, a positioning pad is arranged at the top of the ball valve, a coupling sealing gasket is arranged at the bottom of the middle of the inner wall of the check valve casting pipe, a check pipe and a check pipe are arranged at the left end of the inner portion of the check valve casting pipe, a sliding rod is arranged at the right end of the check pipe, and a gasket is arranged on the right side face of the sliding rod.
As a preferable scheme of the utility model, a reset spring is arranged in the sliding rod, a water outlet cast iron ring is arranged on the left side surface of the check pipe, a locking rod is arranged on the right side surface of the ball valve, and a double-flap limiting pad is arranged on the right side surface of the locking rod.
As the preferable scheme of the utility model, the check valve casting pipe is detachably connected with the fixed block, the first limit sleeve is sleeved at the left end of the outer wall of the check valve casting pipe, the second limit sleeve is sleeved on the speech section of the outer wall of the check valve casting pipe, and the check valve casting pipe is detachably connected with the transmission shaft.
As a preferable scheme of the utility model, the transmission shaft is movably connected with the limiting shaft through the sealing shaft, the sealing shaft is detachably connected with the limiting shaft, and the ball valve is detachably connected with the positioning pad.
As a preferable scheme of the utility model, the check pipe is detachably connected with the sliding rod, the bottom of the ball valve is not contacted with the top of the sealing gasket, and the right side surface of the sliding rod is contacted with the left side surface of the gasket.
As a preferable scheme of the utility model, the left side surface of the ball valve is contacted with the right side surface of the gasket, the transmission shaft is detachably connected with the ball valve, and the top of the positioning pad is contacted with the inner wall of the check valve casting pipe.
As the preferable scheme of the utility model, the water outlet cast iron ring is detachably connected with the check pipe, the right side surface of the ball valve is not contacted with the left side surface of the locking rod, the locking rod is detachably connected with the double-petal limiting pad, the locking rod and the double-petal limiting pad are both arranged in the transmission shaft, and the right side surface of the double-petal limiting pad is detachably connected with the left side surface of the sealing shaft.
Advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
1. This bivalve check valve foundry goods improves the installation through the first stop collar that sets up and second stop collar to check valve foundry goods pipe and uses stable effect, the inside transmission shaft that sets up of check valve foundry goods pipe passes through sealed axle and spacing axle swing joint, play sealed spacing work to the check valve foundry goods, sealing washer and packing ring improve and end to be connected between return pipe and the slide bar, be convenient for spacing improvement sealed effect, the use of ending the return pipe is convenient for install and use to the play water casting ring, can be closed and let rivers pass through when the spacing pad water of bivalve, utilize the reset spring of the inside setting of slide bar to make it reset to parallel state, the water that makes the outlet can not flow back, can improve the use spacing effect of ending the return pipe when being convenient for end to use, easy to install and use, the ball valve passes through the inside swing joint of locating pad convenience and check valve foundry goods pipe, can improve the use safety effect of ending the return pipe, the spacing work of locking can be carried out to the spacing pad of bivalve, the spacing sealing work of the limit of check valve foundry goods pipe is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the drive shaft structure of the present utility model;
fig. 3 is a schematic view of a double-flap limit pad according to the present utility model.
In the figure: 1. a check valve casting tube; 2. a fixed block; 3. sealing and limiting components; 301. a first stop collar; 302. the second limit sleeve; 303. a transmission shaft; 304. sealing the shaft; 305. a limiting shaft; 306. a sealing gasket; 307. a gasket; 308. a check pipe; 309. casting an iron ring by water outlet; 310. a slide bar; 311. a return spring; 312. a ball valve; 313. a positioning pad; 314. a locking lever; 315. double-flap limiting pad.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, a double-flap check valve casting comprises a check valve casting pipe 1 and a fixed block 2, wherein the fixed block 2 is arranged on the left side surface of the check valve casting pipe 1, and a sealing limiting assembly 3 is arranged in the check valve casting pipe 1;
The sealing limiting assembly 3 comprises a first limiting sleeve 301 arranged at the left end of the outer wall of the check valve casting pipe 1, a second coupling limiting sleeve 302 arranged at the right end of the outer wall of the check valve casting pipe 1, a transmission shaft 303 arranged at the right end of the inner part of the check valve casting pipe 1, a sealing shaft 304 arranged on the right side surface of the transmission shaft 303, a limiting shaft 305 arranged on the right side surface of the sealing shaft 304, a ball valve 312 arranged in the middle of the inner part of the check valve casting pipe 1, a positioning pad 313 arranged at the top of the ball valve 312, a coupling sealing gasket 306 arranged at the bottom of the middle of the inner wall of the check valve casting pipe 1, a check pipe 308 arranged at the left end of the inner part of the check valve casting pipe 1, a sliding rod 310 arranged at the right end of the check pipe 308, a gasket 307 arranged at the right side surface of the sliding rod 310, a reset spring 311 arranged at the left side surface of the check pipe 308, a water outlet casting iron ring 309 arranged at the right side surface of the ball valve 312, a locking rod 314 arranged at the right side surface of the ball valve 312, and a double-flap limiting pad 315 arranged at the right side surface of the locking rod 314;
The check valve casting pipe 1 is detachably connected with the fixed block 2, the first limit sleeve 301 is sleeved at the left end of the outer wall of the check valve casting pipe 1, the second limit sleeve 302 is sleeved at the speech section of the outer wall of the check valve casting pipe 1, the check valve casting pipe 1 is detachably connected with the transmission shaft 303, the transmission shaft 303 is movably connected with the limit shaft 305 through the sealing shaft 304, the sealing shaft 304 is detachably connected with the limit shaft 305, the ball valve 312 is detachably connected with the positioning pad 313, the check pipe 308 is detachably connected with the sliding rod 310, the bottom of the ball valve 312 is not contacted with the top of the sealing pad 306, the right side surface of the sliding rod 310 is contacted with the left side surface of the gasket 307, the left side surface of the ball valve 312 is contacted with the right side surface of the gasket 307, the transmission shaft 303 is detachably connected with the ball valve 312, the top of the positioning pad 313 is contacted with the inner wall of the check valve casting pipe 1, the right side surface of the ball valve 312 is not contacted with the left side surface of the locking rod 314, the locking rod 314 is detachably connected with the double-flap limit pad 313, the locking rod 314 and the double-flap limit pad 315 are both arranged inside the transmission shaft 315 and are detachably connected with the left side surface 315;
The first stop collar 301 and the second stop collar 302 improve the use stability effect on the installation of the check valve casting pipe 1, the transmission shaft 303 arranged inside the check valve casting pipe 1 is movably connected with the stop shaft 305 through the sealing shaft 304, the check pipe 308 is subjected to sealing and limiting work, the sealing gasket 306 and the gasket 307 are connected with the check pipe 308 and the sliding rod 310, the sealing effect is improved conveniently, the water outlet cast iron ring 309 is convenient to use the check pipe 308, the installation and use are convenient, the double-flap limiting pad 315 can be closed to allow water to pass through when water flows through, the reset spring 311 arranged inside the sliding rod 310 can reset the double-flap limiting pad 315 to a parallel state, water at an outlet cannot flow back, the use limiting effect of the check pipe 308 can be improved when the check pipe 308 is used conveniently, the ball valve 312 is connected with the check valve casting pipe 1 conveniently through the positioning pad 313, the use safety effect of the check pipe 308 can be improved, the locking rod 314 can lock and limit the double-flap limiting pad 315, and the sealing limit work of the check valve casting pipe 1 is improved.
It should be noted that, in the use of the double-flap check valve casting, the check valve casting pipe 1 is positioned and installed through the fixing block 2, the first limiting sleeve 301 and the second limiting sleeve 302 improve the limiting operation of the check valve casting pipe 1, the transmission shaft 303 arranged inside the check valve casting pipe 1 is movably connected with the limiting shaft 305 through the sealing shaft 304, the ball valve 312 arranged inside the transmission shaft 303 is movably connected with the inside of the check valve casting pipe 1 through the positioning pad 313, the use safety effect of the transmission shaft 303 is improved, the sealing shaft 304 is movably connected with the limiting shaft 305, the use sealing effect of the transmission shaft 303 is improved, the locking rod 314 is movably connected with the left side surface of the sealing shaft 304 through the double-flap limiting pad 315, the double-flap limiting pad 315 can be closed to enable water to pass through when water passes through, the reset spring 311 arranged inside the sliding rod 310 can reset the double-flap limiting pad 315 to be in a parallel state, water outlet water can not flow back, the use limiting effect of the check pipe 308 can be improved, the sealing pad 306 is connected with the ball valve 312 in a sealing way with the check valve casting pipe 1 in a sealing way, the use of the sealing effect of the ball valve 312 is improved, the use of the sealing ring 309 is convenient, the use effect of the sealing ring is improved, the sealing effect of the sealing ring 314 is convenient, and the use of the sealing ring is convenient to install the sealing ring 315, and the sealing effect of the sealing ring is improved, and the sealing effect of the sealing ring is convenient.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a bivalve check valve foundry goods, includes check valve foundry goods pipe (1), fixed block (2), its characterized in that: the left side surface of the check valve casting pipe (1) is provided with a fixed block (2), and a sealing limiting assembly (3) is arranged in the check valve casting pipe (1);
Sealing spacing subassembly (3) obtains first stop collar (301) including setting up at check valve foundry goods pipe (1) outer wall left end, the right-hand member of check valve foundry goods pipe (1) outer wall sets up has pair second stop collar (302), the inside right-hand member of check valve foundry goods pipe (1) is provided with transmission shaft (303), the right flank of transmission shaft (303) is provided with sealed axle (304), the right flank of sealed axle (304) is provided with spacing axle (305), the inside middle part of check valve foundry goods pipe (1) is provided with ball valve (312), locating pad (313) are installed at the top of ball valve (312), the bottom at check valve foundry goods pipe (1) inner wall middle part sets up sealing gasket (306), the inside left end of check valve foundry goods pipe (1) sets up and ends back pipe (308), the right-hand member of check pipe (308) is provided with slide bar (310), the right flank of slide bar (310) is provided with packing ring (307).
2. The double-lobed check valve casting of claim 1, wherein: the inside of slide bar (310) is provided with reset spring (311), the left surface of check tube (308) is provided with play water cast iron ring (309), the right flank of ball valve (312) is provided with locking lever (314), the right flank of locking lever (314) is provided with bivalve spacing pad (315).
3. The double-lobed check valve casting of claim 1, wherein: the check valve casting pipe (1) is detachably connected with the fixed block (2), the first limit sleeve (301) is sleeved at the left end of the outer wall of the check valve casting pipe (1), the second limit sleeve (302) is sleeved on the speech section of the outer wall of the check valve casting pipe (1), and the check valve casting pipe (1) is detachably connected with the transmission shaft (303).
4. The double-lobed check valve casting of claim 1, wherein: the transmission shaft (303) is movably connected with the limiting shaft (305) through the sealing shaft (304), the sealing shaft (304) is detachably connected with the limiting shaft (305), and the ball valve (312) is detachably connected with the positioning pad (313).
5. The double-lobed check valve casting of claim 1, wherein: the check tube (308) is detachably connected with the sliding rod (310), the bottom of the ball valve (312) is not contacted with the top of the sealing gasket (306), and the right side surface of the sliding rod (310) is contacted with the left side surface of the gasket (307).
6. The double-lobed check valve casting of claim 1, wherein: the left side face of the ball valve (312) is in contact with the right side face of the gasket (307), the transmission shaft (303) is detachably connected with the ball valve (312), and the top of the positioning pad (313) is in contact with the inner wall of the check valve casting pipe (1).
7. The double-lobed check valve casting of claim 2, wherein: the water outlet cast iron ring (309) is detachably connected with the check pipe (308), the right side face of the ball valve (312) is not contacted with the left side face of the locking rod (314), the locking rod (314) is detachably connected with the double-valve limiting pad (315), the locking rod (314) and the double-valve limiting pad (315) are both arranged in the transmission shaft (303), and the right side face of the double-valve limiting pad (315) is detachably connected with the left side face of the sealing shaft (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609598.1U CN220870130U (en) | 2023-09-25 | 2023-09-25 | Double-flap check valve casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322609598.1U CN220870130U (en) | 2023-09-25 | 2023-09-25 | Double-flap check valve casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870130U true CN220870130U (en) | 2024-04-30 |
Family
ID=90819010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322609598.1U Active CN220870130U (en) | 2023-09-25 | 2023-09-25 | Double-flap check valve casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870130U (en) |
-
2023
- 2023-09-25 CN CN202322609598.1U patent/CN220870130U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |