CN210566399U - Ball valve with non-return function - Google Patents
Ball valve with non-return function Download PDFInfo
- Publication number
- CN210566399U CN210566399U CN201921298958.8U CN201921298958U CN210566399U CN 210566399 U CN210566399 U CN 210566399U CN 201921298958 U CN201921298958 U CN 201921298958U CN 210566399 U CN210566399 U CN 210566399U
- Authority
- CN
- China
- Prior art keywords
- valve body
- valve
- fixedly connected
- plate
- 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
Images
Landscapes
- Check Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The utility model discloses a ball valve that possesses non return function, which comprises a valve body, the middle-end of valve body inner chamber bottom has the valve plate through bearing swing joint, the top fixedly connected with valve rod of valve plate, the right-hand member of valve body inner chamber is provided with non return mechanism, non return mechanism includes the connecting block, connecting block fixed connection is in the top and the bottom of valve body inner chamber, the right side fixedly connected with pivot subassembly of connecting block, the surface activity of pivot subassembly has the check board, the left upper end of check board and the equal fixedly connected with rubber fixture block in bottom. The utility model discloses a connecting block, pivot subassembly, rubber fixture block, check plate, draw-in groove, connecting plate, through-hole, slider and roof's effect has solved current ball valve and has not had the function of non return, because the ball valve can the damage in inevitable appearance under long-time use, the phenomenon of backward flow then can appear in liquid such as rivers when damaging to the problem of inconvenience is brought for staff's work.
Description
Technical Field
The utility model relates to a ball valve technical field specifically is a ball valve that possesses non return function.
Background
The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on a pipeline, and can also close any channel to connect the other two channels, the valve of the type is generally horizontally arranged in the pipeline, and the ball valve is divided into a pneumatic ball valve, an electric ball valve and a manual ball valve according to a driving mode;
however, the existing ball valve does not have a check function, and because the ball valve is inevitably damaged in long-time use, liquid such as water flow and the like can have a backflow phenomenon when damaged, so that inconvenience is brought to the work of workers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ball valve that possesses non return function possesses the advantage that can automatic non return, has solved current ball valve and has not had the function of non return, because the ball valve can the inevitable damage of appearing under long-time use, the phenomenon of backward flow then can appear in liquid such as rivers when damaging to bring inconvenient problem for staff's work.
In order to achieve the above object, the utility model provides a following technical scheme: a ball valve with a non-return function comprises a valve body, wherein the middle end of the bottom of an inner cavity of the valve body is movably connected with a valve plate through a bearing, the top of the valve plate is fixedly connected with a valve rod, the right end of the inner cavity of the valve body is provided with a non-return mechanism, the non-return mechanism comprises a connecting block, the connecting block is fixedly connected with the top and the bottom of the inner cavity of the valve body, the right side of the connecting block is fixedly connected with a rotating shaft assembly, the surface of the rotating shaft assembly is movably provided with a non-return plate, the upper end and the bottom of the left side of the non-return plate are fixedly connected with rubber clamping blocks, the lower end of the right side of the connecting block and the upper end of the right side of the connecting block at the bottom are respectively provided with a clamping groove, the middle end of the left side of the connecting plate is fixedly connected with a top plate, and a through hole is formed in the surface of the connecting plate.
Preferably, the left end and the right end of the inner cavity of the valve body are fixedly connected with two sealing rings, and the number of the sealing rings is two.
Preferably, the both ends at valve body top and the equal fixedly connected with installation piece in both ends of bottom, threaded hole is seted up on the surface of installation piece, threaded hole threaded connection has the screw on the surface of installation piece through threaded hole threaded connection.
Preferably, the slide groove has all been seted up to the right-hand member of valve body inner chamber top and bottom, the top and the equal fixedly connected with slider in bottom of valve body, slider and spout sliding connection.
Preferably, a water inlet is formed in the left side of the valve body, and a water outlet is formed in the left side of the valve body.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model is provided with the non-return mechanism and the non-return fixing mechanism, which can effectively prevent the ball valve from generating backflow when being damaged, thereby causing unnecessary troubles, when water flows from a water inlet arranged on the left side, the valve plate is opened to convey the water flow, and because the pressure of the water flow and the top of the valve plate are movably connected, the valve plate can be automatically jacked up, thereby the water flows out from a water outlet on the right side, when the ball valve is damaged and generates backflow, because the fluidity of the backflow of the water flow and the valve plate can be automatically closed under the condition of no stress, and the rubber clamping block is clamped with the clamping groove to form sealing, and the connecting plate can be driven to move leftwards when the water flow flows back, and the top plate is contacted with the right side of the non-return plate, thereby being jacked, thereby preventing backflow, solving the function that the prior non-return ball valve does not have, because the ball valve can, when the device is damaged, liquid such as water flow and the like can flow back, so that the working of workers is inconvenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the check mechanism of the present invention;
fig. 3 is the schematic structural view of the non-return fixing mechanism of the present invention.
In the figure: 1. a valve body; 2. a non-return mechanism; 21. connecting blocks; 22. a rotating shaft assembly; 23. a rubber clamping block; 24. a check plate; 25. a card slot; 3. a non-return fixing mechanism; 31. a connecting plate; 32. a through hole; 33. a slider; 34. a top plate; 4. a valve plate; 5. a valve stem; 6. mounting blocks; 7. a screw; 8. and (5) sealing rings.
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 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 ball valve with a check function comprises a valve body 1, wherein the left end and the right end of the inner cavity of the valve body 1 are fixedly connected with a sealing ring 8, the number of the sealing rings 8 is two, the two ends of the top and the two ends of the bottom of the valve body 1 are fixedly connected with a mounting block 6, the surface of the mounting block 6 is provided with a threaded hole, the surface of the mounting block 6 is in threaded connection with a screw 7 through the threaded hole, the right ends of the top and the bottom of the inner cavity of the valve body 1 are provided with a chute, the top and the bottom of the valve body 1 are fixedly connected with a sliding block 33, the sliding block 33 is in sliding connection with the chute, the left side of the valve body 1 is provided with a water inlet, the left side of the valve body 1 is provided with a water outlet, the middle end of the bottom of, the connecting block 21 is fixedly connected with the top and the bottom of the inner cavity of the valve body 1, the right side of the connecting block 21 is fixedly connected with a rotating shaft assembly 22, the surface of the rotating shaft assembly 22 is movably provided with a check plate 24, the upper end and the bottom of the left side of the check plate 24 are fixedly connected with rubber clamping blocks 23, the lower end of the right side of the connecting block 21 and the upper end of the right side of the bottom connecting block 21 are respectively provided with a clamping groove 25, the clamping grooves 25 are clamped with the rubber clamping blocks 23, the right end of the inner cavity of the valve body 1 and the right side of the check plate 24 are provided with a check fixing mechanism 3, so that the ball valve can be effectively prevented from reflowing when being damaged, thereby causing unnecessary troubles, solving the problem that the existing ball valve does not have a check function, because the ball valve is inevitably damaged under long-time use, the phenomenon of reflowing, the connecting plate 31 is slidably connected to the right side of the valve body 1, a top plate 34 is fixedly connected to the middle end of the left side of the connecting plate 31, and a through hole 32 is formed in the surface of the connecting plate 31.
When the ball valve is used, the check mechanism 2 and the check fixing mechanism 3 are arranged, the ball valve can be effectively prevented from backflow when being damaged, so that unnecessary troubles are caused, when water enters from a water inlet formed in the left side, the valve plate 4 is opened, so that water flow is conveyed, the valve plate 4 can be automatically jacked up due to the pressure of the water flow and the movable connection of the top of the valve plate 4, so that the water flow flows out from a water outlet on the right side, when the ball valve is damaged and reflows, the rubber clamping block 23 is automatically closed under the condition that the valve plate 4 is not stressed due to the fluidity of the backflow of the water flow, the rubber clamping block 23 is clamped with the clamping groove 25 to form sealing, the connecting plate 31 can be driven to move leftwards during the backflow of the water flow, the top plate 34 is in contact with the right side of the check plate 24, so that the ball valve can be jacked to prevent backflow, the function that the existing ball valve does not have check is, when the device is damaged, liquid such as water flow and the like can flow back, so that the working of workers is inconvenient.
The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a ball valve that possesses non return function, includes valve body (1), its characterized in that: the check valve is characterized in that the middle end of the bottom of the inner cavity of the valve body (1) is movably connected with a valve plate (4) through a bearing, the top of the valve plate (4) is fixedly connected with a valve rod (5), the right end of the inner cavity of the valve body (1) is provided with a check mechanism (2), the check mechanism (2) comprises a connecting block (21), the connecting block (21) is fixedly connected with the top and the bottom of the inner cavity of the valve body (1), the right side of the connecting block (21) is fixedly connected with a rotating shaft assembly (22), the surface of the rotating shaft assembly (22) is movably provided with a check plate (24), the left upper end and the bottom of the check plate (24) are both fixedly connected with rubber clamping blocks (23), the lower end of the right side of the connecting block (21) and the upper end of the right side of the bottom connecting block (21) are both provided with clamping grooves (25), the clamping grooves (25) are clamped with, non return fixed establishment (3) are including connecting plate (31), connecting plate (31) sliding connection is in the right side of valve body (1), middle-end fixedly connected with roof (34) on connecting plate (31) left, through-hole (32) have been seted up on the surface of connecting plate (31).
2. The ball valve with a check function according to claim 1, wherein: the valve is characterized in that the left end and the right end of the inner cavity of the valve body (1) are fixedly connected with sealing rings (8), and the number of the sealing rings (8) is two.
3. The ball valve with a check function according to claim 1, wherein: the valve body (1) is characterized in that the two ends of the top and the two ends of the bottom of the valve body (1) are fixedly connected with mounting blocks (6), threaded holes are formed in the surfaces of the mounting blocks (6), and screws (7) are connected to the surfaces of the mounting blocks (6) through threaded holes in a threaded mode.
4. The ball valve with a check function according to claim 1, wherein: the sliding grooves are formed in the top of the inner cavity of the valve body (1) and the right end of the bottom of the inner cavity of the valve body (1), sliding blocks (33) are fixedly connected to the top and the bottom of the valve body (1), and the sliding blocks (33) are connected with the sliding grooves in a sliding mode.
5. The ball valve with a check function according to claim 1, wherein: the water inlet is arranged on the left side of the valve body (1), and the water outlet is arranged on the left side of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921298958.8U CN210566399U (en) | 2019-08-12 | 2019-08-12 | Ball valve with non-return function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921298958.8U CN210566399U (en) | 2019-08-12 | 2019-08-12 | Ball valve with non-return function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210566399U true CN210566399U (en) | 2020-05-19 |
Family
ID=70643112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921298958.8U Active CN210566399U (en) | 2019-08-12 | 2019-08-12 | Ball valve with non-return function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210566399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382907A (en) * | 2022-03-03 | 2022-04-22 | 浙江德卡控制阀仪表有限公司 | Gate valve capable of preventing medium from flowing back |
-
2019
- 2019-08-12 CN CN201921298958.8U patent/CN210566399U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382907A (en) * | 2022-03-03 | 2022-04-22 | 浙江德卡控制阀仪表有限公司 | Gate valve capable of preventing medium from flowing back |
| CN114382907B (en) * | 2022-03-03 | 2022-11-01 | 浙江德卡控制阀仪表有限公司 | Gate valve capable of preventing medium from flowing back |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210566399U (en) | Ball valve with non-return function | |
| CN203626872U (en) | Plug-in type metal ring loop line hard sealing reversing valve | |
| CN201531647U (en) | Rapid switching valve | |
| CN210087286U (en) | Semi-closed ram blowout preventer | |
| CN209743644U (en) | Bidirectional sealing ball valve | |
| CN204004615U (en) | A kind of axial plug ball check valve | |
| CN2789538Y (en) | Full-automatic energy-saving water valve without maintenance | |
| CN213871298U (en) | Flow regulation and control valve convenient to connect | |
| CN210178998U (en) | Swing check valve | |
| CN211987455U (en) | Pipeline for hydraulic engineering with filter screen | |
| CN211738056U (en) | Sewage draining valve for chemical production | |
| CN208565713U (en) | A kind of valve body of water segregator | |
| CN211340690U (en) | Quick patching device of gate for water conservancy water and electricity | |
| CN210978439U (en) | Special on-load voltage regulating switch cam for energy-saving distribution transformer | |
| CN219469726U (en) | Purifier convenient to disassemble and assemble for non-negative pressure water supply equipment | |
| CN210138882U (en) | High-pressure cleaning complete equipment device convenient for controlling pressure flow | |
| CN215196752U (en) | Flow-adjustable mixer proportioning pipeline non-return device | |
| CN208381397U (en) | A kind of welding type check valve | |
| CN214146666U (en) | Valve core structure of hydraulic multi-way valve | |
| CN219493363U (en) | Universal joint | |
| CN210088089U (en) | Pressure reducing valve convenient to install | |
| CN211315241U (en) | Backflow-preventing check valve | |
| CN212429804U (en) | High sealing performance gate valve | |
| CN209484023U (en) | A kind of novel fluid valve | |
| CN203880291U (en) | Quick-opening-closing flange bronze soft pipe valve with automatic-sealing function of quick pipe connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |