CN211779098U - Butterfly valve with anti-freezing structure - Google Patents
Butterfly valve with anti-freezing structure Download PDFInfo
- Publication number
- CN211779098U CN211779098U CN202020270343.0U CN202020270343U CN211779098U CN 211779098 U CN211779098 U CN 211779098U CN 202020270343 U CN202020270343 U CN 202020270343U CN 211779098 U CN211779098 U CN 211779098U
- Authority
- CN
- China
- Prior art keywords
- valve
- wall
- valve body
- butterfly valve
- clack
- 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
- 238000007710 freezing Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000002347 injection Methods 0.000 claims abstract description 11
- 239000007924 injection Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 210000003205 muscle Anatomy 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 9
- 230000002528 anti-freeze Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 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
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
- Details Of Valves (AREA)
Abstract
The utility model relates to a butterfly valve with anti-freezing structure, including valve body, valve rod and valve clack, the upper end and the bottom of valve clack all are connected with the valve body through the valve rod, seted up the opening on the valve clack, be provided with the protruding muscle of water conservancy diversion along the axial on the inner wall of opening, the valve rod of valve clack upper end passes valve body and connects the gear box, installs on the gear box and opens and close the hand wheel, be provided with the cavity between the inner wall of valve body and the outer wall, be provided with the baffle in the cavity, the both ends of baffle are connected with the inner wall and the outer wall of valve body respectively, are provided with penetrating round hole on the baffle, be provided with water filling port and outlet on the outer wall of valve body, the setting of mutual symmetry is respectively. The design of the water injection port, the water discharge port and the cavity can well heat the interior of the butterfly valve, so that the butterfly valve can accelerate the melting of ice blocks when the butterfly valve is frozen.
Description
Technical Field
The utility model relates to a butterfly valve equipment technical field specifically is a butterfly valve with frostproofing structure.
Background
The butterfly valve is a regulating valve with simple structure, and can be used for on-off control of low-pressure pipeline media, namely, the butterfly valve is a valve in which a closing part (a valve clack or a butterfly plate) is a disk and rotates around a valve shaft to open and close, and 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 pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
The butterfly valve is when using in cold winter, to some liquid transport that easily freeze the condition that the jam appears easily, can only heat up the butterfly valve through the external world this moment, perhaps wait for the weather alternating temperature just can normal use, can demonstrate seriously influence normal work, and the valve plate can receive great pressure when using, can lead to valve plate bending deformation when serious, influences its sealed effect. The utility model discloses a new solution is proposed to above problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a butterfly valve with antifreeze structure.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a butterfly valve with antifreeze structure, includes valve body, valve rod and valve clack, and the upper end and the bottom of valve clack all are connected with the valve body through the valve rod, seted up the opening on the valve clack, be provided with the protruding muscle of water conservancy diversion along the axial on the inner wall of opening, the valve rod of valve clack upper end passes valve body and connects the gear box, installs the hand wheel of opening and close on the gear box, be provided with the cavity between the inner wall of valve body and the outer wall, be provided with the baffle in the cavity, the both ends of baffle are connected with the inner wall and the outer wall of valve body respectively, are provided with penetrating round hole on the baffle, be provided with water filling port and outlet on the outer wall of valve body, setting of mutual symmetry respectively.
Preferably, the valve body is internally provided with a sealing ring, the outer wall of the valve clack is provided with a sealing sleeve, and the sealing sleeve and the sealing ring are mutually abutted.
Preferably, the plurality of the flow guide convex ribs are arranged in parallel at equal intervals.
Preferably, the water filling port and the water outlet are both detachably provided with caps.
Preferably, the partition plates are provided with a plurality of partition plates, and the partition plates are respectively arranged in the cavity at equal intervals.
Preferably, the through round holes are provided with a plurality of holes which are respectively arranged on the partition board at equal intervals.
Preferably, the valve flap is arranged in a spherical shape.
Preferably, the hot water circulating device comprises a water tank, a water delivery pipe and a circulating water pump, wherein a heater is arranged in the water tank, the circulating water pump is connected with the water filling port through the water delivery pipe, and the water outlet is connected with the water tank through the water delivery pipe.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the design of the water injection port, the water discharge port and the cavity can well heat the interior of the butterfly valve, so that ice can be melted quickly when the butterfly valve is frozen; the design of the partition plate enables hot water to stay in the cavity for a certain time, so that the contact time of the hot water and the valve body is prolonged, and the heat of the hot water can be fully utilized.
2. The flow guide convex rib has the function of guiding the medium to flow, so that the flowing medium is prevented from being hung in the through hole to influence the flow speed; the design of sealing washer and seal cover has improved the leakproofness between valve clack and the valve body for the condition of leaking can not appear when the butterfly valve is closing.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the valve flap of FIG. 1 according to the present invention;
fig. 3 is a schematic structural view of the partition board of fig. 1 according to the present invention.
In the figure: 1. a valve body; 2. a valve stem; 3. a valve flap; 4. a flow-through hole; 5. flow guiding convex ribs; 6. a gear box; 7. opening and closing a hand wheel; 8. a cavity; 9. a partition plate; 10. a through round hole; 11. a water injection port; 12. a water outlet; 13. a seal ring; 14. sealing sleeves; 15. a water tank; 16. a water delivery pipe; 17. a water circulating pump; 18. a heater.
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.
Examples
Referring to fig. 1-3, a butterfly valve with an anti-freezing structure comprises a valve body 1, a valve rod 2 and a valve flap 3, wherein the upper end and the bottom end of the valve flap 3 are connected with the valve body 1 through the valve rod 2, the valve clack 3 is provided with a circulation hole 4, the inner wall of the circulation hole 4 is provided with a flow guiding convex rib 5 along the axial direction, a valve rod 2 at the upper end of the valve clack 3 passes through the valve body 1 to be connected with a gear box 6, an opening and closing hand wheel 7 is arranged on the gear box 6, a cavity 8 is arranged between the inner wall and the outer wall of the valve body 1, a partition plate 9 is arranged in the cavity 8, two ends of the partition plate 9 are respectively connected with the inner wall and the outer wall of the valve body 1, a through round hole 10 is arranged on the partition plate 9, the water injection valve is characterized in that a water injection port 11 and a water discharge port 12 are arranged on the outer wall of the valve body 1, the water injection port 11 and the water discharge port 12 are respectively arranged on two sides of the valve body 1 symmetrically, and the water injection port 11 and the water discharge port 12 are externally connected with a hot water circulating device.
In a further specific embodiment, a sealing ring 13 is arranged inside the valve body 1, a sealing sleeve 14 is arranged on the outer wall of the valve clack 3, and the sealing sleeve 14 and the sealing ring 13 are arranged in an abutting mode.
The design of the sealing ring 13 and the sealing sleeve 14 improves the sealing performance between the valve clack 3 and the valve body 1, so that the butterfly valve is not leaked when closed.
In a further specific embodiment, the plurality of flow guiding ribs 5 are arranged and respectively arranged in parallel at equal intervals.
The design of the plurality of flow guide convex ribs 5 improves the guiding effect of the valve clack on medium flowing, and avoids flowing media from being hung in the circulating hole 4 to influence the flow speed.
In a further embodiment, caps are detachably provided on both the water filling port 11 and the water discharge port 12.
The cap is designed so that dust does not fall into the cavity 8 when the fill port 11 and drain port 12 are not in use.
In a further embodiment, the partition plates 9 are provided in a plurality and are respectively installed in the cavities 8 at equal intervals.
The design of a plurality of partition plates 9 further improves the contact time of the hot water and the valve body 1, and the heat of the hot water or other heat sources can be fully utilized.
In a further specific embodiment, the through circular holes 10 are provided in plurality and are respectively arranged on the partition plate 9 at equal intervals.
The design of a plurality of penetrating round holes 10 has further improved the velocity of flow of heat source for the heat source can cover whole cavity 8 in the short time, and design and baffle 9 are not contradictory like this, and if do not have baffle 9, the heat source can be especially fast to be full of cavity 8, adds baffle 9 and penetrating round hole 10 and can reduce the time of being full of cavity 8.
In a further embodiment, the valve flap 3 is provided in the shape of a sphere. Thereby blocking the medium circulation better. It has greater anti-torque capacity and can bear greater pressure.
In a further embodiment, the hot water circulation device comprises a water tank 15, a water delivery pipe 16 and a circulating water pump 17, wherein a heater 18 is arranged in the water tank 15, the circulating water pump 17 is connected with the water injection port 11 through the water delivery pipe 16, and the water discharge port 12 is connected with the water tank 15 through the water delivery pipe 16.
The water source or other liquid is heated by the heater 18, the liquid is conveyed to the cavity 8 by the circulating water pump 17, the temperature of the valve body 1 is further raised, and the cooled liquid enters the water tank 15 through the water outlet 12 to be heated continuously, so that the liquid can be recycled.
In summary, when the butterfly valve with the anti-freezing structure is used, the opening and closing hand wheel 7 is rotated to drive the valve rod 2 to rotate, so that the spherical valve clack 3 on the valve rod 2 synchronously rotates, and the opening or closing of the valve is realized; when the circulation hole 4 is completely abutted against the sealing ring 13 on the inner wall of the valve body 1, the butterfly valve is closed, when the circulation hole 4 is communicated front and back, the butterfly valve is opened, the flow guide convex rib 5 has the function of guiding a medium to flow, and the flowing medium is prevented from being hung in the circulation hole 4 to influence the flow speed; change the velocity of flow that the size that opening 4 and sealing washer contradict changes the butterfly valve, the throttle is effectual, in addition, in case the condition that freezes appears in the butterfly valve, through heater 18 to water source or other liquid heating, carry liquid to cavity 8 through circulating water pump 17, and then heaies up to valve body 1, and liquid after the cooling passes through outlet 12 and enters into in water tank 15 and continue to be heated to can cyclic utilization, hot water circulating device can select by oneself, as long as can carry hot water or other heated liquid all can.
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 (7)
1. A butterfly valve with an anti-freezing structure comprises a valve body (1), a valve rod (2) and a valve clack (3), wherein the upper end and the bottom end of the valve clack (3) are connected with the valve body (1) through the valve rod (2), the butterfly valve is characterized in that a circulation hole (4) is formed in the valve clack (3), a diversion convex rib (5) is axially arranged on the inner wall of the circulation hole (4), the valve rod (2) at the upper end of the valve clack (3) penetrates through the valve body (1) to be connected with a gear box (6), an opening and closing hand wheel (7) is installed on the gear box (6), a cavity (8) is arranged between the inner wall and the outer wall of the valve body (1), a partition plate (9) is arranged in the cavity (8), two ends of the partition plate (9) are respectively connected with the inner wall and the outer wall of the valve body (1), a through round hole (10) is formed in the, the water injection port (11) and the water outlet (12) are respectively arranged on two sides of the valve body (1) symmetrically, and the water injection port (11) and the water outlet (12) are externally connected with a hot water circulating device.
2. The butterfly valve with an anti-freezing structure according to claim 1, wherein: a sealing ring (13) is arranged inside the valve body (1), a sealing sleeve (14) is arranged on the outer wall of the valve clack (3), and the sealing sleeve (14) and the sealing ring (13) are arranged in a mutually abutting mode.
3. The butterfly valve with an anti-freezing structure according to claim 1, wherein: the flow guide convex ribs (5) are arranged in a plurality and are respectively arranged in parallel at equal intervals.
4. The butterfly valve with an anti-freezing structure according to claim 1, wherein: caps are detachably arranged on the water injection port (11) and the water outlet (12).
5. The butterfly valve with an anti-freezing structure according to claim 1, wherein: the partition plates (9) are arranged in a plurality and are respectively arranged in the cavity (8) at equal intervals.
6. The butterfly valve with an anti-freezing structure according to claim 5, wherein: the through round holes (10) are arranged in a plurality of and are respectively arranged on the partition plates (9) at equal intervals.
7. The butterfly valve with an anti-freezing structure according to claim 1, wherein: the valve clack (3) is arranged to be spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270343.0U CN211779098U (en) | 2020-03-07 | 2020-03-07 | Butterfly valve with anti-freezing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270343.0U CN211779098U (en) | 2020-03-07 | 2020-03-07 | Butterfly valve with anti-freezing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211779098U true CN211779098U (en) | 2020-10-27 |
Family
ID=72938275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020270343.0U Expired - Fee Related CN211779098U (en) | 2020-03-07 | 2020-03-07 | Butterfly valve with anti-freezing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211779098U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728129A (en) * | 2020-12-29 | 2021-04-30 | 扬中市通发实业有限公司 | Butterfly valve structure applying self-heating type sealing ring |
| CN114087380A (en) * | 2021-11-17 | 2022-02-25 | 正南阀门(浙江)有限公司 | Outdoor self-heating frost-proof butterfly valve |
| CN115773403A (en) * | 2023-02-10 | 2023-03-10 | 山东史达夫工控科技有限公司 | Control valve for preventing freezing |
-
2020
- 2020-03-07 CN CN202020270343.0U patent/CN211779098U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728129A (en) * | 2020-12-29 | 2021-04-30 | 扬中市通发实业有限公司 | Butterfly valve structure applying self-heating type sealing ring |
| CN114087380A (en) * | 2021-11-17 | 2022-02-25 | 正南阀门(浙江)有限公司 | Outdoor self-heating frost-proof butterfly valve |
| CN114087380B (en) * | 2021-11-17 | 2022-05-10 | 正南阀门(浙江)有限公司 | Outdoor self-heating antifreezing butterfly valve |
| CN115773403A (en) * | 2023-02-10 | 2023-03-10 | 山东史达夫工控科技有限公司 | Control valve for preventing freezing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211779098U (en) | Butterfly valve with anti-freezing structure | |
| CN102459771A (en) | Valve for prevention of frozen break using phase change material | |
| CN220118666U (en) | Butterfly valve with external anti-freezing structure | |
| CN116659288B (en) | A heat extraction-supplement switching device for a shell-and-tube heat exchanger | |
| CN207961549U (en) | A kind of Wear-resistant corrosion-resistant butterfly valve | |
| CN219317788U (en) | Constant temperature anti-freezing type electric regulating valve | |
| CN214617871U (en) | Shutoff valve with heat preservation function | |
| CN216447471U (en) | Anti-freezing valve | |
| CN214222073U (en) | Heat preservation valve | |
| CN210625441U (en) | Cold-heat exchanger | |
| CN116295695A (en) | Sealed heat-preservation type anti-freezing water meter box and implementation method thereof | |
| CN109297336A (en) | A kind of phase-change energy storage device and system | |
| CN208817749U (en) | A kind of middle-deep formation rock heat exchange device and its heat recovery and heat preservation pipe | |
| CN218267294U (en) | Anti-freezing and anti-blocking equipment for electric switch valve of gas well | |
| CN209534869U (en) | A kind of carrier fluid tank body heating system | |
| CN208871092U (en) | A kind of changeover valve of quick change flow direction | |
| CN206802378U (en) | Electric gate valve | |
| CN206319947U (en) | Engine assembly of thermostat | |
| CN203728560U (en) | Solar anti-freezing liquid perfusion apparatus | |
| CN215214827U (en) | Heat exchanger valve body with reliable performance | |
| CN219828140U (en) | Pulse buffer with heat-insulating jacket | |
| CN221974326U (en) | Gate valve with antifreezing function | |
| CN216045569U (en) | Prevent leaking valve tap | |
| CN205404052U (en) | Cross -flow type heat exchanger gas tightness detection device | |
| CN223741005U (en) | Hot tank and water supply device |
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: 20201027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |