CN107631055A - The linkage switching valve and its method of work of a kind of oil gas carburetor - Google Patents
The linkage switching valve and its method of work of a kind of oil gas carburetor Download PDFInfo
- Publication number
- CN107631055A CN107631055A CN201711063605.5A CN201711063605A CN107631055A CN 107631055 A CN107631055 A CN 107631055A CN 201711063605 A CN201711063605 A CN 201711063605A CN 107631055 A CN107631055 A CN 107631055A
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- CN
- China
- Prior art keywords
- valve
- valve plate
- handle
- microswitch
- carburetor
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/0655—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with flat slides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0673—Valves; Pressure or flow regulators; Mixers
- F02D19/0676—Multi-way valves; Switch-over valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Feeding And Controlling Fuel (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention relates to a kind of linkage switching valve of oil gas carburetor and its method of work, it includes valve body, valve plate, microswitch and handle, fuel gallery and blast tube are horizontally arranged with valve body, valve plate installation passage is vertically arranged with valve body, valve plate installation passage extends transversely through fuel gallery and blast tube, and a seat board is connected with the outer wall of valve body；Valve plate is located in valve plate installation passage, and a valve opening, mobile valve plate are provided with valve plate, and valve opening can communicate with fuel gallery or blast tube, and the control terminal of valve plate stretches out valve body；Microswitch is arranged on seat board, and handle hinged seat is provided with seat board；Handle is hinged on handle hinged seat, and the seesaw on microswitch can be suppressed or unclamped to the control terminal linkage of middle handle and valve plate, rotational handle, handle.When valve opening communicates with fuel gallery, microswitch is powered；When valve opening communicates with blast tube, microswitch power-off.Carburetor oil is realized by rotational handle can and switched with the moment of gas two states, it is easy to operate.
Description
Technical field
The present invention relates to a kind of linkage switching valve of oil gas carburetor and its method of work, it is mainly used in oil-gas two-way
On dual fuel engine.The present invention is Application No. 201510318812.5, and the applying date is on 06 12nd, 2015, entitled
The divisional application of the patent of invention of " oil gas linkage switching valve and its working method ".
Background technology
Dual fuel engine is that one kind can use Fuel Petroleum and LP gas fuel as fuel novel electricity generator,
It has high-efficiency low-pollution draining technology feature, there is good development prospect.
Existing double fuel engine unit when in use, because burnt gas switch and fuel cock position are closer to, and
There is no safeguard procedures, often occur burnt gas switch and fuel oil oil circuit breaker while the situation being opened because of the maloperation of user,
Different fuel enters engine mixed combustion simultaneously, can cause engine operation irregularity, fluctuation of service, and can produce uneasiness
Full flame etc., causes to have a strong impact on to the security performance of generating set.
In order to solve the above problems, those skilled in the art devise a kind of double fuel engine unit switching mechanism（Patent
Number be 2,014 2 0141774. 1）, it includes：Panel, the appropriate location for being installed on engine；LPG rotary switches；Fuel oil
Oil circuit breaker；The panel is respectively provided with stopper slot at two lateral margins up and down, and a lock is set in each stopper slot；Switch handle,
It is stuck in by the lock in the stopper slot；The LPG rotary switches and fuel oil oil circuit breaker are fixed on the panel side by side
The same face；The another side of the panel is additionally provided with a microswitch, solenoid valve controller and connecting line, on the microswitch
With a seesaw, the seesaw can be suppressed or unclamp by sliding the switching handle；Fuel oil oil circuit breaker and LPG constructions of switch are formed
A kind of mistake proofing design, can ensure that two switches can not be opened simultaneously, prevent user's faulty operation and cause two kinds of different combustions
Material enters blender simultaneously, avoids and causes the situation of generator abnormal work to occur.
Above-mentioned double fuel engine unit switching mechanism is only a kind of mistake proofing design, although it can ensure two switches not by
Open simultaneously, but it once switches the multi-step operation for needing to switch over handle and switch so that the switching of fuel oil and combustion gas
Operation becomes sufficiently complex, and switch speed is slow.
The content of the invention
Based on above-mentioned the deficiencies in the prior art, the present invention provides linkage switching valve and its work side of a kind of oil gas carburetor
Method, the present invention can not only avoid fuel cock and burnt gas switch while be opened, additionally it is possible to realize the quick of fuel oil and combustion gas
Switching, and only need once-through operation to act, operation is very easy.
The linkage switching valve of the oil gas carburetor of the present invention mainly includes valve body, valve plate, microswitch and handle.Wherein：
Fuel gallery and blast tube are horizontally arranged with the valve body, the oil inlet end of the fuel gallery is connected with oil inlet pipe and connect
Head, fuel-displaced section of the fuel gallery are connected with flowline connection to subsea；The inlet end of the blast tube is connected with air inlet pipe joint,
The outlet side of the blast tube is connected with outlet pipe joint, and valve plate installation passage, the valve are vertically arranged with the valve body
Plate installation passage extends transversely through fuel gallery and blast tube, and a seat board is connected with the outer wall of the valve body.
The valve plate is located in valve plate installation passage, and a valve opening, mobile valve plate, the valve opening are provided with the valve plate
It can be communicated with fuel gallery or blast tube, the control terminal of the valve plate stretches out valve body.
The microswitch is arranged on seat board, and handle hinged seat is provided with the seat board.
The handle is hinged on handle hinged seat, the control terminal linkage of the middle handle and valve plate, rotational handle, institute
Seesaw on microswitch can be suppressed or unclamp by stating handle.
In order that valve plate can be accurately positioned during switching, it is additionally provided with the valve body for positioning valve plate
Location structure.The location structure have it is a variety of, can be specific selected according to being actually needed.In order to make it easy to understand, we lift here
One example of which illustrates that in the present invention, described location structure is specially：One positioning screw hole, institute are set on valve body
State positioning screw hole and be located at valve plate control terminal side, positioning bead, spring and holding screw are installed in the positioning screw hole；The valve
Location dimples are provided with plate.
Realize the control terminal linkage of middle handle and valve plate connection scheme have it is a variety of, can be according to being actually needed specific choosing
It is fixed.In order to make it easy to understand, we lift one example of which explanation here, in the present invention, the middle handle is provided with length
Circular hole, a through hole is provided with the control terminal of the valve plate, a stud, the stud are equipped between the through hole and slotted hole
Both ends be mounted on nut.
The structural form of valve body can be with varied.But integrally-built compactedness is considered, in the present embodiment, by institute
State valve body 1 and be designed as cuboid valve body.
In the present invention, the seat board is L-type seat board.
In terms of existing technologies, there was only a valve opening, unit on the valve plate of the linkage switching valve of the oil gas carburetor
Only possible one with fuel gallery and blast tube communicates in time, can directly avoid fuel gallery and blast tube same
When be opened, avoid different fuel while enter engine mixed combustion, ensure that the normal work of engine and stable transport
OK, while the security performance of generating set is also improved.In addition, fuel gallery and the combustion of the linkage switching valve of the oil gas carburetor
Gas passage is controlled by same valve plate, and valve plate mutually links with microswitch, only need to operate a handle can simultaneously
Coordinated signals are realized, oil-gas switch operation is very quick, simplicity.
Brief description of the drawings
Fig. 1 is the first front view of the linkage switching valve of oil gas carburetor in embodiment.
Fig. 2 is along the sectional view of A-A sights in Fig. 1.
Fig. 3 is the close-up schematic view at I in Fig. 2.
Fig. 4 is the sectional view of valve body in embodiment.
Fig. 5 is the sectional view of valve plate in embodiment.
Fig. 6 is the front view of valve plate in embodiment.
Fig. 7 is the structural representation of handle in embodiment.
Fig. 8 is the second front view of the linkage switching valve of oil gas carburetor in embodiment.
Fig. 9 is along the sectional view of B-B sights in Fig. 8.
Label declaration：1- valve body 2- valve plate 3- microswitch 4- handle 5- fuel gallery 6- combustion gas
Passage 7- inlet connector 8- flowline connection to subsea 9- air inlet pipe joint 10- outlet pipe joint 11- valve plates are pacified
Fill passage 12- seat board 13- valve opening 14- handle hinged seat 15- seesaw 16- location structures 17- positioning
Screw 18- positioning bead 19- spring 20- holding screw 21- location dimples 22- slotted hole 23- through holes
24- stud 25- nuts.
Embodiment
In order that the above-mentioned technology contents and construction features of the present invention can be more easily by persons skilled in the art institutes
Understand, below in conjunction with the accompanying drawings with technical essential to the application further instruction.
As shown in Figures 1 to 9, the linkage switching valve of oil gas carburetor of the invention mainly includes valve body 1, valve plate 2, fine motion
Switch 3 and handle 4.Wherein：
The structural form of valve body can be with varied.But integrally-built compactedness is considered, in the present embodiment, by the valve
Body 1 is designed as cuboid valve body, as shown in Figure 1, Figure 2 and Figure 4.
As shown in figure 4, being horizontally arranged with fuel gallery 5 and blast tube 6 on the valve body 1, the fuel gallery 5 is entered
Oily end is connected with inlet connector 7, and fuel-displaced section of the fuel gallery 5 is connected with flowline connection to subsea 8；The blast tube 6
Inlet end is connected with air inlet pipe joint 9, and the outlet side of the blast tube is connected with outlet pipe joint 10, longitudinal direction on the valve body
Valve plate installation passage 11 is provided with, the valve plate installation passage 11 extends transversely through fuel gallery 5 and blast tube 6, the valve body
Outer wall on be connected with a seat board 12.
During actual use, described fuel gallery 5 and blast tube 6 are not what is uniquely determined, according to tool
Both needs of body can exchange.Former blast tube is made into fuel gallery, while blast tube is made into former fuel gallery.
As it can be seen in figures 5 and 6, the valve plate 2 is located in valve plate installation passage 11, a valve opening is provided with the valve plate 2
13, mobile valve plate, the valve opening 13 can communicate with fuel gallery 5 or blast tube 6, the control terminal of the valve plate 2（Valve in figure
The right part of plate）Stretch out valve body 1.
As illustrated in figures 1 and 8, the microswitch 3 is arranged on seat board 12, and in the present invention, the seat board 12 is L-type
Seat board.During installation, the handle that sticks up of the microswitch must be towards handle 4.
As illustrated in figures 1 and 8, handle hinged seat 14 is provided with the seat board.The lower end of the handle 4 is hinged on handle
On hinged seat 14, the middle part of handle 4 and the control terminal of valve plate 2 link, and rotational handle 4, and the handle 4 can suppress or pine
Open the seesaw 15 on microswitch 3.
In order that valve plate can be accurately positioned during switching, as shown in Figures 2 and 3, also set up on the valve body 1
There is the location structure 16 for normal valve plate.The location structure have it is a variety of, can be specific selected according to being actually needed.In order to just
In understanding, we lift one example of which explanation here, and in the present invention, described location structure is specially：On valve body
One positioning screw hole 17 is set, the positioning screw hole is located at valve plate control terminal side, be provided with the positioning screw hole positioning bead 18,
Spring 19 and holding screw 20；Location dimples 21 are provided with the valve plate, the location dimples 21 there are two.When positioning bead 18
When dropping into location dimples 21, show that valve plate 2 moves into place.
Realize the control terminal linkage of middle handle and valve plate connection scheme have it is a variety of, can be according to being actually needed specific choosing
It is fixed.In order to make it easy to understand, we lift one example of which explanation here, as shown in Fig. 1 and Fig. 2, Fig. 7 and Fig. 8, in the present invention
In, the middle part of handle 4 is provided with slotted hole 22, and a through hole 23, the through hole and length are provided with the control terminal of the valve plate 2
A stud 24 is equipped between circular hole, the both ends of the stud are mounted on nut 25.
The method of work of the linkage switching valve of above-mentioned oil gas carburetor：
During installation, the inlet connector of fuel gallery and flowline connection to subsea are connected respectively in-line and carburetor supplies
In oil pipe line, the air inlet pipe joint of blast tube and outlet pipe joint are connected respectively air inlet pipeline and carburetor supplies
In pipeline, then microswitch and the magnetic valve on the carburetor be electrically connected, to control electromagnetic valve work.Carburetor
It is connected with engine.
When engine needs to use gasoline, the handle 4 of the linkage switching valve of oil gas carburetor is inwardly promoted, makes the edge of valve plate 2
Valve plate installation passage 11 moves inward, and until valve opening 13 communicates with fuel gallery 5, after valve plate 2 moves into place, location structure can be given
Go out and prompt in place, and limit valve plate 2 and continue to move to；At the same time, blast tube 6 is ended by valve plate 2, and microswitch sticks up
Plate is also pressed by the bar portion of handle, and electric signal passes to magnetic valve, the needle of magnetic valve is retracted by microswitch, allows carburetor
Interior oil circuit path, carburetor is to engine oil.
When engine needs to use combustible gas（Liquefied gas or natural gas etc.）When, pull out the linkage switching of oil gas carburetor
The handle 4 of valve, makes valve plate 2 be displaced outwardly along valve plate installation passage 11, and until valve opening 13 communicates with blast tube 6, valve plate 2 moves
After in place, location structure can be provided and prompted in place, and limited valve plate 2 and continued to move to；At the same time, fuel gallery 5 is cut by valve plate 2
Only, and the seesaw of microswitch is separated with handle, and electric signal is passed to magnetic valve, makes the needle top of magnetic valve by microswitch
Go out, block the oil circuit in carburetor, carburetor supplies combustible gas to engine.
It should be added that above-mentioned carburetor is oil-gas two-way carburetor, above-mentioned magnetic valve is normally closed type electricity
Magnet valve.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, it is included in the scope of patent protection of the present invention.
Claims (2)
1. a kind of linkage switching valve of oil gas carburetor, it mainly includes valve body, valve plate, microswitch and handle, and its feature exists
In：
Fuel gallery and blast tube are horizontally arranged with the valve body, valve plate installation passage is vertically arranged with the valve body,
The valve plate installation passage extends transversely through fuel gallery and blast tube；The valve plate is located in valve plate installation passage, described
A valve opening, mobile valve plate are provided with valve plate, the valve opening can communicate with fuel gallery or blast tube, the valve plate
Control terminal stretches out valve body；Positioning screw hole is provided with the valve body, the positioning screw hole is located at valve plate control terminal side, described fixed
Positioning bead, spring and holding screw are installed in the screw of position；Location dimples are provided with the valve plate；
A seat board is connected with the outer wall of the valve body, the microswitch is arranged on seat board, and hand is provided with the seat board
Handle hinged seat；The handle is hinged on handle hinged seat, the control terminal linkage of the middle handle and valve plate, rotational handle,
The seesaw on microswitch can be suppressed or unclamped to the handle.
A kind of 2. method of work of the linkage switching valve of oil gas carburetor as claimed in claim 1, it is characterised in that：
（1）When engine needs to use gasoline, the handle of the linkage switching valve of oil gas carburetor is inwardly promoted, makes valve plate along valve plate
Installation passage is moved inward, and until valve opening communicates with fuel gallery, after valve plate moves into place, location structure can be provided and carried in place
Show, and limit valve plate and continue to move to；At the same time, blast tube is ended by valve plate, and the seesaw of microswitch is also by handle
Bar portion pressing, electric signal passes to magnetic valve, the needle of magnetic valve is retracted by microswitch, allows oil circuit in carburetor to lead to
Road, carburetor is to engine oil；
（2）When engine needs to use combustible gas, the handle of the linkage switching valve of oil gas carburetor is pulled out, makes valve plate along valve
Plate installation passage is displaced outwardly, and until valve opening communicates with blast tube, after valve plate moves into place, location structure can be provided and carried in place
Show, and limit valve plate and continue to move to；At the same time, fuel gallery is ended by valve plate, and the seesaw of microswitch and handle phase point
From electric signal is passed to magnetic valve by microswitch, ejects the needle of magnetic valve, blocks the oil circuit in carburetor, carburetor
Combustible gas is supplied to engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063605.5A CN107631055A (en) | 2015-06-12 | 2015-06-12 | The linkage switching valve and its method of work of a kind of oil gas carburetor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510318812.5A CN104896140B (en) | 2015-06-12 | 2015-06-12 | Oil gas linkage switching valve and its working method |
| CN201711063605.5A CN107631055A (en) | 2015-06-12 | 2015-06-12 | The linkage switching valve and its method of work of a kind of oil gas carburetor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510318812.5A Division CN104896140B (en) | 2015-06-12 | 2015-06-12 | Oil gas linkage switching valve and its working method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107631055A true CN107631055A (en) | 2018-01-26 |
Family
ID=54028992
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711064288.9A Pending CN107830204A (en) | 2015-06-12 | 2015-06-12 | A kind of switching valve of oil gas carburetor |
| CN201711064286.XA Pending CN107795710A (en) | 2015-06-12 | 2015-06-12 | A kind of change over valve of oil gas carburetor |
| CN201711063605.5A Pending CN107631055A (en) | 2015-06-12 | 2015-06-12 | The linkage switching valve and its method of work of a kind of oil gas carburetor |
| CN201711063237.4A Pending CN107781456A (en) | 2015-06-12 | 2015-06-12 | A kind of switching valve of oil gas carburetor |
| CN201711063239.3A Pending CN107829834A (en) | 2015-06-12 | 2015-06-12 | A kind of control valve of oil gas carburetor |
| CN201510318812.5A Expired - Fee Related CN104896140B (en) | 2015-06-12 | 2015-06-12 | Oil gas linkage switching valve and its working method |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711064288.9A Pending CN107830204A (en) | 2015-06-12 | 2015-06-12 | A kind of switching valve of oil gas carburetor |
| CN201711064286.XA Pending CN107795710A (en) | 2015-06-12 | 2015-06-12 | A kind of change over valve of oil gas carburetor |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711063237.4A Pending CN107781456A (en) | 2015-06-12 | 2015-06-12 | A kind of switching valve of oil gas carburetor |
| CN201711063239.3A Pending CN107829834A (en) | 2015-06-12 | 2015-06-12 | A kind of control valve of oil gas carburetor |
| CN201510318812.5A Expired - Fee Related CN104896140B (en) | 2015-06-12 | 2015-06-12 | Oil gas linkage switching valve and its working method |
Country Status (1)
| Country | Link |
|---|---|
| CN (6) | CN107830204A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964067A (en) * | 2020-08-20 | 2020-11-20 | 广西中烟工业有限责任公司 | An automatic fuel switching control system for oil and gas dual-purpose boilers |
| CN113790285A (en) * | 2021-09-02 | 2021-12-14 | 郑州顺安机电设备有限公司 | Pneumatic push-pull valve, valves system and control system divide to |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301590A1 (en) * | 2008-05-29 | 2009-12-10 | Mfb Investments, Llc | Fuel shutoff slide valve |
| CN202074092U (en) * | 2011-05-27 | 2011-12-14 | 孙斌 | Intelligent water-saving tap |
| JP2012251622A (en) * | 2011-06-03 | 2012-12-20 | Isuzu Motors Ltd | Flow passage switching valve and internal combustion engine having the same |
| CN202659965U (en) * | 2012-04-27 | 2013-01-09 | 三一重工股份有限公司 | Distributing valve, concrete delivery pipeline and concrete pipe pile drag pump |
| CN203214943U (en) * | 2013-03-26 | 2013-09-25 | 武汉华友世纪泵业有限公司 | Slide valve type multisectional switching valve |
| CN103511664A (en) * | 2013-09-10 | 2014-01-15 | 苏州萃智新技术开发有限公司 | Thermoregulation water faucet safe to use |
| CN203796423U (en) * | 2014-03-26 | 2014-08-27 | 浙江耀锋动力科技有限公司 | Dual-fuel generator set switching mechanism |
| US20150159665A1 (en) * | 2013-12-11 | 2015-06-11 | Dayco Ip Holdings, Llc | Turbocharger compressor recirculation system |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2112734U (en) * | 1991-08-26 | 1992-08-12 | 郑春森 | Regulating valve for hot and cold water |
| CN2148867Y (en) * | 1992-09-30 | 1993-12-08 | 程文玉 | Multiple-way valve with linearly sliding closure member |
| IT1279097B1 (en) * | 1995-01-10 | 1997-12-04 | Gevipi Ag | PRESSURE BALANCING DEVICE FOR HYDRAULIC SYSTEMS |
| CN2280811Y (en) * | 1996-11-05 | 1998-05-06 | 泰安工程机械总厂 | Hand-driven change valve |
| CN1207466A (en) * | 1997-08-01 | 1999-02-10 | 张一民 | Valve |
| CN2594483Y (en) * | 2003-01-08 | 2003-12-24 | 闻国利 | Gasifier of vehicle engine |
| CN2658503Y (en) * | 2003-07-19 | 2004-11-24 | 东风汽车公司设备制造厂分公司 | Hand oil-way reversing distributing valve |
| CN2859136Y (en) * | 2005-06-03 | 2007-01-17 | 陈伟奇 | Manual hydraulic change-over valve |
| CN2893350Y (en) * | 2006-01-06 | 2007-04-25 | 中国重型汽车集团有限公司 | Linkage reversing valve |
| CN201201988Y (en) * | 2008-05-19 | 2009-03-04 | 南通醋酸纤维有限公司 | Anti-filature breaking apparatus |
| WO2010071678A1 (en) * | 2008-12-20 | 2010-06-24 | Dtl Engineering And Design, L.P. | Shuttle valve |
| CN202091549U (en) * | 2011-06-16 | 2011-12-28 | 雷鸣 | Liquid-phase automatic switching valve |
| CN202171036U (en) * | 2011-08-07 | 2012-03-21 | 潍坊百乐卫浴制品有限公司 | Adjustable valve |
| CN102426941B (en) * | 2011-09-14 | 2014-04-02 | 山东一统电器有限公司 | Electric and mechanical two-in-one operation mechanism for brake separation |
| CN102563129B (en) * | 2012-01-16 | 2015-01-07 | 杭州发达齿轮箱集团有限公司 | Electric-hydraulic reversing valve with power loss position limiting function for marine gearboxes |
| CN203799917U (en) * | 2014-04-04 | 2014-08-27 | 余正明 | Long-stroke waterproof microswitch |
| CN104047710B (en) * | 2014-05-30 | 2016-07-06 | 浙江耀锋动力科技有限公司 | Multi fuel generating set |
| CN104358892A (en) * | 2014-10-11 | 2015-02-18 | 于飞 | Sliding switching valve for volume metering-type glue dispensing |
| CN104344017B (en) * | 2014-10-28 | 2016-05-25 | 华中科技大学 | A kind of flat closed type reversal valve |
| CN204677817U (en) * | 2015-06-12 | 2015-09-30 | 张元晖 | Oil gas interlock switching valve |
| CN107842637B (en) * | 2017-11-03 | 2019-04-30 | 淮海工学院 | A kind of production method of emergency pull-off valve |
-
2015
- 2015-06-12 CN CN201711064288.9A patent/CN107830204A/en active Pending
- 2015-06-12 CN CN201711064286.XA patent/CN107795710A/en active Pending
- 2015-06-12 CN CN201711063605.5A patent/CN107631055A/en active Pending
- 2015-06-12 CN CN201711063237.4A patent/CN107781456A/en active Pending
- 2015-06-12 CN CN201711063239.3A patent/CN107829834A/en active Pending
- 2015-06-12 CN CN201510318812.5A patent/CN104896140B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301590A1 (en) * | 2008-05-29 | 2009-12-10 | Mfb Investments, Llc | Fuel shutoff slide valve |
| CN202074092U (en) * | 2011-05-27 | 2011-12-14 | 孙斌 | Intelligent water-saving tap |
| JP2012251622A (en) * | 2011-06-03 | 2012-12-20 | Isuzu Motors Ltd | Flow passage switching valve and internal combustion engine having the same |
| CN202659965U (en) * | 2012-04-27 | 2013-01-09 | 三一重工股份有限公司 | Distributing valve, concrete delivery pipeline and concrete pipe pile drag pump |
| CN203214943U (en) * | 2013-03-26 | 2013-09-25 | 武汉华友世纪泵业有限公司 | Slide valve type multisectional switching valve |
| CN103511664A (en) * | 2013-09-10 | 2014-01-15 | 苏州萃智新技术开发有限公司 | Thermoregulation water faucet safe to use |
| US20150159665A1 (en) * | 2013-12-11 | 2015-06-11 | Dayco Ip Holdings, Llc | Turbocharger compressor recirculation system |
| CN203796423U (en) * | 2014-03-26 | 2014-08-27 | 浙江耀锋动力科技有限公司 | Dual-fuel generator set switching mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964067A (en) * | 2020-08-20 | 2020-11-20 | 广西中烟工业有限责任公司 | An automatic fuel switching control system for oil and gas dual-purpose boilers |
| CN111964067B (en) * | 2020-08-20 | 2022-11-29 | 广西中烟工业有限责任公司 | A Fuel Automatic Switching Control System for Oil and Gas Dual-purpose Boiler |
| CN113790285A (en) * | 2021-09-02 | 2021-12-14 | 郑州顺安机电设备有限公司 | Pneumatic push-pull valve, valves system and control system divide to |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107795710A (en) | 2018-03-13 |
| CN107830204A (en) | 2018-03-23 |
| CN107829834A (en) | 2018-03-23 |
| CN107781456A (en) | 2018-03-09 |
| CN104896140A (en) | 2015-09-09 |
| CN104896140B (en) | 2017-11-14 |
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Application publication date: 20180126 |