CN201982740U - Butterfly inclined sealing multifunctional pneumatic control check valve - Google Patents
Butterfly inclined sealing multifunctional pneumatic control check valve Download PDFInfo
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- CN201982740U CN201982740U CN201120001058XU CN201120001058U CN201982740U CN 201982740 U CN201982740 U CN 201982740U CN 201120001058X U CN201120001058X U CN 201120001058XU CN 201120001058 U CN201120001058 U CN 201120001058U CN 201982740 U CN201982740 U CN 201982740U
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- safety check
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- gas control
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Abstract
The utility model discloses a butterfly inclined sealing multifunctional pneumatic control check valve, which comprises a valve body, a butterfly board arranged on the valve body, a crank and a valve shaft, wherein the butterfly board, the crank and the valve shaft are integrally fastened. The valve further comprises an energy-saving device which is a pneumatic actuator and comprises a small sized pressure station and a pneumatic cylinder matching with the small sized pressure station. The small sized pressure station further comprises and matches with a pneumatic control electromagnetic valve. The butterfly multifunctional check valve has low water damage, is capable of eliminating a water hammer and usually arranged at the position of a water pump outlet and has slow opening and closing and non-return effects. By means of a control of the energy-saving device namely the pneumatic actuator including the small sized pressure station and the pneumatic cylinder, the flow resistance is decreased to less than 0.002 MPa and a considerable amount of energy can be saved for water plants and the like every year.
Description
Technical field
The utility model relates to a kind of low damage by water, and can eliminate the multi-functional non-return butterfly valve of water hammer fully.
Background technique
Valve is widely used in industrial pipeline systems such as oil, chemical industry, plumbing, sewage treatment, central heat supply, coal gas combustion gas, metallurgical smelting, medicine, food, water conservancy, electric power at present, is one of indispensable visual plant in the pipe network control.Along with the high speed development of science and technology, valve has been faced with various challenges as the current mechanism product.For energy saving, protection pipe network system facility, we have carried out the research improvement to existing safety check to satisfy requirements of different users.
Safety check commonly used allows liquid or gas unidirectional to flow.This safety check be used in move or fixed equipment in be used for the motion of fluid in the control system.On various pumps, also use safety check to prevent that liquid from flowing backwards.Yet the existing safety check particularly flow resistance of heavy caliber safety check in waterline is very big to the emptying effectiveness influence of pipeline, and its flow resistance generally can reach 0.02-0.06MPa, and water factory consumes energy huge on safety check every year in the water delivery process.Certainly on other pipelines, also can cause similar loss.
Therefore, a kind of invention of the safety check that can guarantee good transfusion efficient when superperformance is provided newly is imperative.
The model utility content
The technical problems to be solved in the utility model is that the flow resistance of heavy caliber safety check in waterline is very big to the emptying effectiveness influence of pipeline, and its flow resistance generally can reach 0.02-0.06MPa, and water factory consumes energy huge on safety check every year in the water delivery process.
In order to solve the problems of the technologies described above, the utility model provides a kind of multi-functional gas control safety check of the tilting sealing of butterfly that has installed energy saving device additional and guaranteed superperformance simultaneously.Be the multi-functional gas control safety check of the tilting sealing of a kind of butterfly, it can be reduced to its flow resistance below the 0.002MPa after having installed the control that energy saving device is small pneumatic station in the utility model and pneumatic cylinder additional, can be water factory every year and saves the appreciable energy.Its pneumatic actuator that installs additional can all be opened the valve butterfly plate in the valve opening process.It still can realize at first quick closing valve 70% in the valve closing process, secondly closes 20% slowly, closes 10% slowly at last, and the configuration of these three kinds of closing velocities is can regulate.
That is: the multi-functional gas control safety check of the tilting sealing of a kind of butterfly, it comprises: valve body, be positioned at butterfly plate, crank and valve shaft on the valve body, described butterfly plate, crank and valve shaft are fastened to one, it is characterized in that, also include energy saving device, described energy saving device comprises pneumatic actuator.
Described energy saving device is a pneumatic actuator, and it comprises small pneumatic station and the pneumatic cylinder that cooperates with it, and also includes the control electromagnetic valve that cooperates with it on the described small pneumatic station.
Described butterfly plate adopts circular arc streamline design, its shape class curvature of the spinal column.
The multi-functional gas control safety check of the tilting sealing of described butterfly also includes valve seat, and described valve seat adopts the conical design of sealing.
Described valve shaft and butterfly plate are in the position of passing through to keep to the side that is beneficial to fluid that is mounted on the pipeline after opening.
Described energy saving device can all be opened butterfly plate in being mounted pipeline fluid control valve opening process; It can realize at first quick closing valve 70% of butterfly plate in being mounted pipeline fluid control valve pass closed procedure, secondly closes 20% slowly, close 10% slowly at last, and the configuration of these three kinds of closing velocities is can regulate.
Described pneumatic actuator adopts needle-valve to realize the speed controlling of pneumatic cylinder, adopts solenoid valve to realize the action control of pneumatic cylinder.
The beneficial effects of the utility model are: be a kind of low damage by water, and can eliminate the multi-functional non-return butterfly valve of water hammer fully, be installed in the outlet port of water pump usually, play slow open and close and non-return.And the tilting sealing of the utility model formula multi-functional gas control safety check is because to have installed energy saving device additional be after the pneumatic actuator control that comprises small pneumatic station and pneumatic cylinder in the utility model, its flow resistance can be reduced to below the 0.002MPa, can be water factory every year and save the appreciable energy.Its pneumatic actuator that installs additional can all be opened the valve butterfly plate in the valve opening process.It still can realize at first quick closing valve 70% in the valve closing process, secondly closes 20% slowly, closes 10% slowly at last, and the configuration of these three kinds of closing velocities is can regulate.Simultaneously: because valve shaft and butterfly plate are in the position that passage keeps to the side after opening, vacate the main passage and be beneficial to passing through of fluid, butterfly plate adopts circular arc streamline design (curvature of the spinal column shape), reduces damage by water, and valve adopts pneumatic actuator to make the valve flow resistance can reach 0.002Mpa the valve plate picking-up.Sealing surface of seat adopts high-quality stainless steel bead-welding technology, and processing back sealing surface reaches higher degree of finish and good corrosion prevention performance, and its sealing pair is durable in use.Valve seat adopts the conical design that sealing is arranged, and makes sealing tight reliable.Adopt the selflubricating composite shaft sleeve, have good wear resistance, advantage that friction factor is little, valve shaft (butterfly plate) rotates light and flexible.
Description of drawings
To the description of embodiment of the present utility model, can further understand its practical novel purpose, specific structural features and advantage by following in conjunction with its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the typical scheme of installation of the multi-functional gas control safety check of the tilting sealing of the utility model butterfly;
Fig. 2 is the generalized section of the multi-functional gas control safety check of the tilting sealing of butterfly of the present utility model;
Fig. 3 is the side schematic view of the multi-functional gas control safety check of the tilting sealing of butterfly of the present utility model.
Isolating valve 1,6, filter 2, water pump 3, the multi-functional gas control safety check 4 of the tilting sealing of the utility model butterfly, pressure gauge 5, butterfly plate 1001, crank 1002, valve body 1003, valve shaft 1004, small pneumatic station 1010, valve seat 1007, pneumatic cylinder 1013, air pressure control electromagnetic valve 1022.
Embodiment
The utility model is the multi-functional gas control safety check of the tilting sealing of butterfly that is applied in water conservancy water pump aspect, is the significant improvement of making on the basis to existing safety check shortcoming, has very important practice significance.
As Figure 1-3, the multi-functional gas control safety check 1000 of the tilting sealing of the utility model butterfly is a kind of low damage by waters, and can eliminate the multi-functional non-return butterfly valve of water hammer fully, usually be installed in the outlet port of water pump, play slow open and close and non-return, and the multi-functional gas control safety check 1000 of the tilting sealing of the utility model butterfly adds energy saving device, promptly adopts pneumatic actuator that valve plate is held up and makes the valve flow resistance can reach 0.002Mpa.Described pneumatic actuator comprises small pneumatic station 1010 and the pneumatic cylinder 1013 that cooperates with it.
The multi-functional gas control safety check of the tilting sealing of the utility model butterfly mainly comprises following main parts size: butterfly plate 1001 cranks 1002, valve body 1003, valve shaft 1004, control electromagnetic valve 1022, small pneumatic station 1010, valve seat 1007 and pneumatic cylinder 1013 etc.The butterfly plate 1001 of the multi-functional gas control safety check 1000 of the tilting sealing of the utility model butterfly, valve shaft 1004 and 1,002 three parts of crank are fastened to one usually, and crank 1002 links to each other with the piston rod of oil cylinder with rotating shaft again.After opening with butterfly plate 1001, described valve shaft 1004 is in the position that the passage that is mounted pipeline keeps to the side, vacate the main passage and be beneficial to passing through of fluid, butterfly plate 1001 adopts circular arc streamline design (curvature of the spinal column shape), reduce damage by water, and owing to adopted the selflubricating composite shaft sleeve, it has good wear resistance, advantage that friction factor is little, and valve shaft 1004, butterfly plate 1001 rotate light and flexible.Described valve seat 1007 sealing surfaces adopt high-quality stainless steel bead-welding technology, and processing back sealing surface reaches higher degree of finish and good corrosion prevention performance, and its sealing pair is durable in use.And valve seat 1007 adopts the conical design that sealing is arranged, and makes sealing tight reliable.
During use, when the multi-functional gas control safety check of the tilting sealing of the utility model butterfly is installed in exit of pump and must level is installed on the pipeline, the concrete installation as shown in Figure 1, with the aqueduct is example, the two ends of pipeline are isolating valves 1,6, laying respectively in two isolating valves, 1,6 two ends is filter 2, pressure gauge 5, and continuation inwardly is the and then water pump 3 installed of filter 2 and the multi-functional gas control safety check of the tilting sealing of the utility model butterfly that is installed on water pump 3 lower ends again.Water pressure pushing butterfly plate 1001 is opened during the water pump turn on pump, and when butterfly plate 1001 unlatchings about 15 were spent, position limit switch was the air pressure control electromagnetic valve 1022 of pneumatic actuator or is called the air pump solenoid valve energising.Butterfly plate 1001 under the air pressure of pneumatic actuator promotes complete opening to reduce the safety check flow resistance.When the water pump termination of pumping, because air pressure control electromagnetic valve power supply and pump motor are synchronous, when pump motor outage, described control electromagnetic valve 1022 also outage simultaneously.The gas circuit of pneumatic actuator is opened in 1022 outages of air pressure control electromagnetic valve, makes the pressurized air quick drain, and butterfly plate 1001 is closed under the effect of backwater voluntarily, and this moment, the speed by control pneumatic cylinder 1013 turnover air was the speed of closing of may command butterfly plate 1001.Usually its pass closed procedure is: at first quick closing valve 70%, secondly closes 20% slowly, closes 10% slowly at last.The configuration of these three kinds of closing velocities is can regulate, to be applicable to different operating modes such as different pipelines, different pressure, flow velocity.
The multi-functional gas control safety check of the tilting sealing of the utility model butterfly is when the water pump turn on pump, and its air pressure control electromagnetic valve 1022 is opened being connected of small pneumatic station 1010 and pneumatic cylinder 1013 simultaneously, makes pressurized air enter pneumatic cylinder, and valve is by the pneumatic cylinder positive opening.Flow resistance reaches minimum when making current by valve.When the water pump termination of pumping, air pressure control electromagnetic valve 1022 is commutation simultaneously also, and it closes small pneumatic station 1010 to the pipeline of pneumatic cylinder 1013, opens pneumatic cylinder simultaneously to extraneous gas circuit.The pressurized air of pneumatic cylinder 1013 can be discharged, and butterfly plate 1001 is closed under the flow action that refluxes, and this moment, the speed by the turnover air of control pneumatic cylinder 1013 was the speed that may command butterfly plate 1001 is closed.
The multi-functional gas control safety check of the tilting sealing of the utility model butterfly can be reduced to its flow resistance below the 0.002MPa after the pneumatic actuator control of installing small pneumatic station 1010 and pneumatic cylinder 1013 cooperations additional, can be water factory every year and saves the appreciable energy.Its small pneumatic that installs additional stands in the valve opening process and the valve butterfly plate all can be opened.It still can realize at first quick closing valve 70% in the valve closing process, secondly closes 20% slowly, closes 10% slowly at last, and the configuration of these three kinds of closing velocities is can regulate.
Simultaneously, described small pneumatic station 1010 adopts needle-valves to realize the speed controlling of operating air pressure cylinders 1013; Adopt solenoid valve to realize the action control of operating air pressure cylinder 1013; The 0.8Mpa air compressor of general employing standard can be selected according to valve configurations platform number as work source of the gas air displacement;
In a word, the flow resistance of the particularly bigbore safety check of safety check in waterline commonly used is very big to the emptying effectiveness influence of pipeline, and its flow resistance generally can reach 0.02-0.06MPa, and water factory consumes energy huge on safety check every year in the water delivery process.And the tilting sealing of the utility model formula multi-functional gas control safety check is after having installed energy saving device additional and being small pneumatic station 1010 in the utility model and pneumatic cylinder 1013 controls that cooperate with it, its flow resistance can be reduced to below the 0.002MPa, can be water factory every year and save the appreciable energy.Its pneumatic actuator that installs additional can all be opened valve butterfly plate 1001 in the valve opening process.It still can realize at first quick closing valve 70% in the valve closing process, secondly closes 20% slowly, closes 10% slowly at last, and the configuration of these three kinds of closing velocities is can regulate.
The multi-functional gas control safety check of the tilting sealing of the utility model formula is when the water pump turn on pump, and its control electromagnetic valve is opened simultaneously, and energy saving device is forced to promote the dish plate and all opened, and flow resistance reaches minimum when making current by valve.When the water pump termination of pumping, solenoid valve is commutation simultaneously also, and its energy saving device control media is refluxed.The dish plate is closed under the flow action that refluxes, and this moment, the flow velocity by control energy saving device medium was the speed that may command dish plate is closed, to reach the purpose that reduces the water hammer infringement.
The description of above preferred embodiment makes those skilled in the art can make or use the utility model.These embodiments' various modifications are conspicuous for a person skilled in the art, and Ding Yi General Principle can be applied to not deviating among other embodiment spirit or scope of the present utility model here.Therefore, the embodiment that the utility model is not limited to illustrate here, and will meet and the principle and the novel feature the most wide in range consistent scope that disclose here.
Claims (7)
1. multi-functional gas control safety check of the tilting sealing of butterfly, it comprises: valve body, be positioned at butterfly plate, crank and valve shaft on the valve body, described butterfly plate, crank and valve shaft are fastened to one, it is characterized in that, also include energy saving device, described energy saving device comprises pneumatic actuator.
2. the multi-functional gas control safety check of the tilting sealing of butterfly as claimed in claim 1 is characterized in that, described pneumatic actuator comprises small pneumatic station and the pneumatic cylinder that cooperates with it, and also includes the control electromagnetic valve that cooperates with it on the described small pneumatic station.
3. the multi-functional gas control safety check of the tilting sealing of butterfly as claimed in claim 1 is characterized in that, described butterfly plate adopts the circular arc streamline design.
4. as the multi-functional gas control safety check of the tilting sealing of the arbitrary described butterfly of claim 1-3, it is characterized in that, also include valve seat, described valve seat adopts the conical design of sealing.
5. the multi-functional gas control safety check of the tilting sealing of butterfly as claimed in claim 1 is characterized in that, is in after described valve shaft and butterfly plate are opened to be mounted the position of keeping to the side on the pipeline.
6. as the multi-functional gas control safety check of one of claim 1 or 2 tilting sealing of described butterfly, it is characterized in that described energy saving device can all be opened butterfly plate in being mounted pipeline fluid control valve opening process; And in being mounted pipeline fluid control valve pass closed procedure, comprise three kinds of adjustable closing velocities.
7. the multi-functional gas control safety check of the tilting sealing of butterfly as claimed in claim 2 is characterized in that, described pneumatic actuator adopts needle-valve to realize the speed controlling of pneumatic cylinder, adopts solenoid valve to realize the action control of pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120001058XU CN201982740U (en) | 2011-01-04 | 2011-01-04 | Butterfly inclined sealing multifunctional pneumatic control check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120001058XU CN201982740U (en) | 2011-01-04 | 2011-01-04 | Butterfly inclined sealing multifunctional pneumatic control check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201982740U true CN201982740U (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120001058XU Expired - Lifetime CN201982740U (en) | 2011-01-04 | 2011-01-04 | Butterfly inclined sealing multifunctional pneumatic control check valve |
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| Country | Link |
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| CN (1) | CN201982740U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758768A (en) * | 2012-07-23 | 2012-10-31 | 王文海 | Water pump outlet pneumatic butterfly valve system |
| CN105508690A (en) * | 2016-01-18 | 2016-04-20 | 株洲南方阀门股份有限公司 | Valve-closure drive device and emergency burst pipe cut-off valve thereof |
| CN105508717A (en) * | 2016-01-18 | 2016-04-20 | 株洲南方阀门股份有限公司 | Tube-burst emergency cut-off valve |
| CN109630743A (en) * | 2019-01-18 | 2019-04-16 | 吴江天吴特种安全阀有限公司 | A kind of intelligent isolating valve |
| CN116221461A (en) * | 2023-05-08 | 2023-06-06 | 沈阳东知科技有限公司 | Double-cylinder double-weight micro-resistance slow-closing check valve |
-
2011
- 2011-01-04 CN CN201120001058XU patent/CN201982740U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758768A (en) * | 2012-07-23 | 2012-10-31 | 王文海 | Water pump outlet pneumatic butterfly valve system |
| CN105508690A (en) * | 2016-01-18 | 2016-04-20 | 株洲南方阀门股份有限公司 | Valve-closure drive device and emergency burst pipe cut-off valve thereof |
| CN105508717A (en) * | 2016-01-18 | 2016-04-20 | 株洲南方阀门股份有限公司 | Tube-burst emergency cut-off valve |
| CN105508690B (en) * | 2016-01-18 | 2018-10-30 | 株洲南方阀门股份有限公司 | A kind of pass valve drive and its booster quick action emergency valve |
| CN109630743A (en) * | 2019-01-18 | 2019-04-16 | 吴江天吴特种安全阀有限公司 | A kind of intelligent isolating valve |
| CN116221461A (en) * | 2023-05-08 | 2023-06-06 | 沈阳东知科技有限公司 | Double-cylinder double-weight micro-resistance slow-closing check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110921 |
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| CX01 | Expiry of patent term |