CN105240570A - Multichannel valve - Google Patents
Multichannel valve Download PDFInfo
- Publication number
- CN105240570A CN105240570A CN201510795608.2A CN201510795608A CN105240570A CN 105240570 A CN105240570 A CN 105240570A CN 201510795608 A CN201510795608 A CN 201510795608A CN 105240570 A CN105240570 A CN 105240570A
- Authority
- CN
- China
- Prior art keywords
- valve
- spool
- valve rod
- pipe
- tributary
- 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
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- 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
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
- F16K11/044—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a multichannel valve. The multichannel valve comprises a main flow pipe and a plurality of branched flow pipes, a valve element is arranged in each branched flow pipe, an eccentric structure for controlling the valve element is arranged at the bottom of the valve rod and is driven by rotating the valve rod to rotate, control over on and off of the valve elements in the branched flow pipes of the eccentric structure is achieved, and control of the multichannel composite control valve over multiple fluid flowing and transporting directions is achieved.
Description
Technical field
The present invention relates to five metals valve arrangement technical field, it is a kind of multiple tracks valve.
Background technique
At present, the structure of valve comprises valve body, is provided with valve pocket in valve body, is provided with spool in valve pocket, and spool is connected with valve rod.The valve with multiple tributary all can be used in the every field such as agriculture, industrial, but, existing valve mostly cannot realize multidirectional flowing and namely have multiple direct current), mostly can only realize single single channel circulation, can not meet people to the diversified demand of valve.In addition, current Valve controlling is also unstable, also lacks necessary control to valve rod stability, easily causes the problems such as the circulation of multiple tracks valve disorder, crossfire.
Summary of the invention
Goal of the invention of the present invention is to solve the too single problem of valve transfer passage, a kind of multiple tracks valve is provided, this multiple tracks valve is managed by the corresponding tributary of a main flow pipe, and valve can carry out the control of various ways to the fluid on-off in the pipe of tributary, simultaneously, the valve rod of this multiple tracks valve can locking, increases artificial operability and the stability of valve.
In order to realize foregoing invention object, present invention employs following technological scheme:
Multiple tracks valve, comprise valve casing, main flow pipe and tributary pipe, valve gap internal fixtion has seal ring and fixed block, is also provided with rotating valve rod in described valve casing, and described valve rod wears seal ring and fixed block; Each tributary pipe sidewall described is all connected with the looped pipeline be connected with main flow pipe, is provided with the spool reciprocatingly slided in the pipe of tributary, and described spool is provided with and moves with spool the valve opening controlling looped pipeline break-make, is also provided with the elastic component for valve core reset in the pipe of described tributary; Described stem bottom is provided with and controls the eccentric structure of tributary pipe inner spool movement, and described eccentric structure comprises columned central block and the eccentric mass of outwardly convex on central block sidewall, and described spool is pressed on central block or eccentric mass by elastic component to the inside; The joint of described eccentric mass and central block is slow changeover portion, and the quantity of eccentric mass is less than spool quantity; Valve rod is provided with mounting hole, is arranged with the locking seat for locking valve rod outside the valve rod above valve casing; Locking seat comprises and is fixed on sleeve on valve casing and unlock button, and sleeve lining is provided with lockhole, and unlock button correspondence is arranged on the sleeve outside lockhole; Be provided with the first spring and locking bar in described mounting hole, the first spring fitting is passed through in mounting hole in locking bar the inner; During locking, locking bar outer end stretches into lockhole and elasticity is pressed on unlock button the inner; During unblock, interior pressure unlock button when driving locking bar outer end inwardly to leave lockhole.
Further, described valve rod prolongs valve gap and can move up and down, stem bottom is also provided with system opening structure and system closes structure, described system opening structure, system close structure and to be connected with eccentric structure and connection part is equipped with slow changeover portion, described spool closes structure or eccentric structure with the mobile system opening structure of conflicting of valve rod, system, and described system opening structure and system close structure all in cylindric and to arrange with one heart.
Further, described spool also includes top, and described top is positioned at inside spool, and the surface that top presses on system opening structure, system closes structure or eccentric structure, described top is also provided with the chamfering or fillet that match with slow changeover portion.
Further, described elastic component is spring, and the opening inwall of tributary pipe is provided with the baffle ring for placing spring, described spring one end conflict baffle ring, spring the other end conflict spool.
Further, described baffle ring is also provided with the barrel of the annular preventing spring from deviating from, described barrel extends inside the pipe of tributary.
Further, described tributary pipe, main flow pipe and valve casing are integrated formed structure.
Further, it is three right that unlock button and corresponding lockhole quantity have at least, and it is in the radial direction different that often pair of unlock button and corresponding lockhole are regularly distributed on sleeve.
Compared with prior art, have employed the multiple tracks valve of technique scheme, there is following beneficial effect:
Wherein, tributary pipe is connected with main flow pipe by looped pipeline, and valve opening together moves the keying for the tributary pipe controlled with spool, and when valve opening aims at looped pipeline opening, tributary pipe is connected with main flow pipe, and the fluid in main flow pipe gets final product in influent pipe.
Adopt multiple tracks valve of the present invention, pass through rotation valve rod, the eccentric mass on eccentric structure can be driven to rotate, spool can be carried out compression laterally by eccentric mass, spool is opened, fluid is finally flowed out through looped pipeline, valve opening by main flow pipe in the pipe of tributary, and the rotation of eccentric mass can be used for the keying controlling tributary pipe.
No matter valve rod rotates or moves up and down, in order to allow valve rod can be more stable, the present invention adds lockable mechanism on valve rod, valve rod of the present invention can be made to be stably fixed by locking bar and the sealed of positioning hole, prevent valve rod in use movable with hydraulic pressure, good stability and manual operation is very convenient.
Accompanying drawing explanation
Fig. 1 is the sectional view of multiple tracks valve of the present invention;
Fig. 2 is multiple tracks valve core position view half-open position of the present invention;
Fig. 3 is the structural representation of multiple tracks valve embodiment of the present invention;
Fig. 4 is multiple tracks valve core position view full-shut position of the present invention;
Fig. 5 is the structural representation of multiple tracks valve embodiment of the present invention;
Fig. 6 is multiple tracks valve core position view full-gear of the present invention;
Fig. 7 is the structure sectional view of valve rod in the present invention;
Fig. 8 is the sectional view of B-B in Fig. 7;
Fig. 9 is the partial enlarged drawing at A place in Fig. 1.
Figure 10 is the partial enlarged drawing at C place in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
A kind of multiple tracks valve as shown in Fig. 1 to 10, comprise integrated 1 main flow pipe 10,6 tributary pipes 11 and 1 valve casing, structural strength and the sealing of one-body molded rear three can be strengthened greatly, seal ring 6, fixed block 7 and valve rod 3 is provided with in valve casing, valve rod 3 wears seal ring 6 and fixed block 7, valve rod 3 can rotate and move up and down, seal ring 6 is for increasing the seal between valve casing and valve rod 3, liquid is avoided to flow out from the gap between valve rod 3 and valve body, fixed block 7, for the installation of valve rod 3, avoids valve rod 3 shake or come off.
The bottom of tributary pipe 11 is also provided with looped pipeline 110, and the sidewall of tributary pipe 11 is connected with main flow pipe 10 by looped pipeline 110.Spool 2 is provided with in tributary pipe 11, with valve opening 22 on spool 2, spool 2 can by the eccentric structure 32 bottom valve rod 3, system close structure 31 and system opening structure 33 compress, and move back and forth, spool 2 outer end is provided with spring 5, spring 5 is conflicted the opening of tributary pipe 11 and spool 2, for spool 2 provides an inside pressure, forces spool 2 inwardly to extrude.
In the movable process of spool 2, when the valve opening 22 of spool 2 is connected with looped pipeline 110, now spool 2 is pushed outwardly, and the fluid of main flow pipe 10 can flow through looped pipeline 110, spool 2 enters in tributary pipe 11.
The bottom of valve rod 3 is provided with eccentric structure 32, system closes structure 31 and system opening structure 33, do not limit in position relationship the present embodiment of three, according to permutation and combination, eccentric structure 32, system close structure 31 and system opening structure 33 can have 6 kinds of arranging methods, do not enumerate in the present embodiment, only get a kind of as the present embodiment: be arranged in sequence with system from top to bottom and close structure 31, eccentric structure 32 and system opening structure 33.The top of valve rod 3 is handle 4, and user can be rotated by handle 4 pairs of valve rods 3 or tension and compression up and down.
Eccentric structure 32, system close between structure 31 and system opening structure 33 three and are provided with slowly excessively section, and slowly excessively section is the smooth curved surface such as fillet or chamfering.Central block on eccentric structure 32 and be also provided with same slowly excessive section between eccentric mass, prevent eccentric structure 32 turn over spool 2 in journey be stuck and the eccentric structure 32 that cannot stretch, system close between structure 31 and system opening structure 33 slowly excessively section be also prevent from blocking.
The inner side of spool 2 has top 21, top 21 with valve rod 3 eccentric structure 32, system closes structure 31 or system opening structure 33 is inconsistent, top 21 is provided with chamfering or fillet, for bottom same valve rod 3 slowly excessively section match, realize the movable of spool 2.
As shown in Figure 9, the opening of tributary pipe 11 is provided with baffle ring 111, baffle ring 111 is also provided with the barrel 112 of the annular preventing spring 5 from deviating from, and barrel 112 extends inside tributary pipe 11.The effect of baffle ring 111 strengthens fixing of spring 5, and the effect of barrel 112 is that spring 5 is fixed on tributary pipe 11 inwall, increases its fixed effect.
The tension and compression up and down of valve rod 3 for adjusting the conflict position with spool 2 bottom valve rod 3, thus control the open/close states of spool 2:
User can rotate or pull valve rod 3 in use, in order to allow user pin valve rod 3 well or to unlock valve rod 3, more convenient to use stable.The present invention is provided with mounting hole 35 on valve rod 3, is arranged with the locking seat 8 for locking valve rod 3 outside the valve rod 3 above valve casing.Locking seat 8 comprises and is fixed on sleeve 81 on valve casing and unlock button 80, and sleeve 81 inwall is provided with lockhole 82, and unlock button 80 correspondence is arranged on the sleeve 81 outside lockhole 82.Be provided with the first spring 37 and locking bar 36 in mounting hole 35, locking bar 36 the inner is arranged in mounting hole 35 by the first spring 37.During locking, locking bar 36 outer end stretches into lockhole 82 and elasticity is pressed on unlock button 80 the inner; During unblock, interior pressure unlock button 80 when driving locking bar 36 outer end inwardly to leave lockhole 82.Lockhole 82 extends and through sleeve 81, unlock button 80 is arranged on lockhole 82 lateral part, lockhole 82 lateral part inwall is provided with the limited step 821 radially-inwardly protruded, and unlock button 80 the inner is provided with corresponding limited step 802, coordinate with the limited step 821 of described lockhole 82 lateral part, prevent unlock button 80 from deviating from.Unlock button 80 lateral part is provided with and unlocks step 801, press lower unlock button 80 to unblock step 801 be close to sleeve 81 time, just make unlock button 80 interior edge face and sleeve 81 inner side surface flush, unlock button 80 does not stretch into mounting hole 35, lockhole 82 is not stretched into just in locking bar 36 outer end yet, realizes unlocking.
In order to control the position of valve rod 3 radial rotating better, it is three right that unlock button 80 and corresponding lockhole 82 quantity have at least, and it is in the radial direction different that often pair of unlock button 80 and corresponding lockhole 82 are regularly distributed on sleeve 81.Certainly, unlock button 80 and corresponding lockhole 82 axially equidistantly can also be uniformly distributed multiple at sleeve 81.
Full-shut position:
As shown in Figures 3 and 4, when pressing pressure handle hand 4 downwards, handle 4 valve casing top of conflicting cannot be continued to pressing down, after valve rod 3 presses down, the conflict system of valve rod 3 of spool 2 closes structure 31, it is a cylindrical section that system closes structure 31, is a part for valve rod 3, because spool 2 lacks inner outside extruding, the inner side of tributary pipe 11 is pressed at the effect lower valve core 2 of spring 5, now valve opening 22 and looped pipeline 110 be communicated with disconnection, all close in 6 all tributary pipes 11, as shown in FIG. 10 and 11, when lifting locking handle 80, valve rod 3 locking, when pressing down locking handle 80, unlocks.In order to ensure that positioning hole 35 is stretched in locking rod 84 the inner better, the effect of the second spring 82 is necessary, otherwise above valve rod 3, must draft rotation scale in advance and the scale that stretches up and down.As long as the existence of the second spring 82 allows, valve rod 3 is slightly mobile nearby just can be automatically found positioning hole 35, and allows locking rod 84 the inner stretch into positioning hole 35.
Full-gear:
As illustrated in Figures 5 and 6, when upwards pull handle 4 to ultimate range, move up equally bottom valve rod 3, the position that now spool 2 is conflicted is system opening structure 33, system opening structure 33 is the concentric cylindrical section of same valve rod 3, but the diameter of system opening structure 33 is greater than the diameter that valve rod 3 system closes structure 31, therefore now all spools 2 are outwards extruded by system opening structure 33, spring 5 compresses, and valve opening 22 just also aims at looped pipeline 110, fluid now in main flow pipe 10 flows through looped pipeline 110 and valve opening 22 flows out in tributary pipe 11, all water flowings in 6 tributary pipes 11.
Half-open position:
As illustrated in fig. 1 and 2, when the position of handle 4 is between full-shut position and half-open position, the position that tributary pipe 11 inner spool 2 is conflicted is eccentric structure 32, eccentric structure 32 comprises central block and eccentric mass, central block is for closing the identical cylindrical section of structure 31 valve rod 3 with system, and eccentric mass is positioned at the side of central block.
Eccentric mass is greater than central block to the distance at valve rod 3 center, and eccentric mass can extrude spool 2.Therefore, when spool 2 conflicts eccentric mass, spool 2 is in open mode, and the spool 2 of central block sidewall of conflicting then is in closed condition.
The rotation of eccentric mass, may be used for controlling different tributary pipes 11 and opens and closes, as shown in Figure 2, eccentric structure 32 upward arrow towards spool 2 be in opening state, spool 2 in other tributary pipes 11 is in closed condition, rotation valve rod 3, can control other tributary pipe 11 break-make.
The quantity of eccentric mass determines, the unlatching quantity of spool 2 during half-open position, and when eccentric mass quantity is 5, then the tributary pipe 11 simultaneously opened has 5, only has 1 tributary pipe 11 to be in closed condition; When eccentric mass quantity is 4, then the tributary pipe 11 simultaneously opened has 4, only has 2 tributary pipes 11 to be in closed condition, by that analogy.Eccentric mass quantity in the present embodiment gets 1.
The above makes the preferred embodiment of the present invention, and under not departing from the prerequisite of the principle of the invention for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection scope of the present invention.
Claims (7)
1. multiple tracks valve, comprise valve casing, main flow pipe (10) and tributary pipe (11), valve gap internal fixtion has seal ring (6) and fixed block (7), rotating valve rod (3) is also provided with in described valve casing, described valve rod (3) wears seal ring (6) and fixed block (7), it is characterized in that:
Each tributary described pipe (11) sidewall is all connected with the looped pipeline (110) be connected with main flow pipe (10), the spool (2) reciprocatingly slided is provided with in tributary pipe (11), described spool (2) is provided with the mobile valve opening (22) controlling looped pipeline (110) break-make of spool (2), is also provided with the elastic component resetted for spool (2) in described tributary pipe (11);
Described valve rod (3) bottom is provided with the eccentric structure (32) controlling tributary pipe (11) inner spool (2) movement, described eccentric structure (32) comprises columned central block and the eccentric mass of outwardly convex on central block sidewall, and described spool (2) is pressed on central block or eccentric mass by elastic component to the inside; The joint of described eccentric mass and central block is slow changeover portion, and the quantity of eccentric mass is less than spool (2) quantity;
Valve rod (3) is provided with mounting hole (35), and valve rod (3) outside above valve casing is arranged with the locking seat (8) for locking valve rod (3); Locking seat (8) comprises and is fixed on sleeve (81) on valve casing and unlock button (80), sleeve (81) inwall is provided with lockhole (82), and unlock button (80) correspondence is arranged on the sleeve (81) in lockhole (82) outside; Be provided with the first spring (37) and locking bar (36) in described mounting hole (35), locking bar (36) the inner is arranged in mounting hole (35) by the first spring (37); During locking, locking bar (36) outer end stretches into lockhole (82) and elasticity is pressed on unlock button (80) the inner; During unblock, interior pressure unlock button (80) when driving locking bar (36) outer end inwardly to leave lockhole (82).
2. multiple tracks valve according to claim 1, it is characterized in that: described valve rod (3) prolongs valve gap and can move up and down, valve rod (3) bottom is also provided with system opening structure (33) and system closes structure (31), described system opening structure (33), system closes structure (31) and to be connected with eccentric structure (32) and connection part is equipped with slow changeover portion, described spool (2) is with mobile system opening structure (33) of conflicting of valve rod (3), system closes structure (31) or eccentric structure (32), described system opening structure (33) and system close structure (31) all in cylindric and to arrange with one heart.
3. multiple tracks valve according to claim 2, it is characterized in that: described spool (2) also includes top (21), described top (21) is positioned at spool (2) inner side, the surface that top (21) presses on system opening structure (33), system closes structure (31) or eccentric structure (32), described top (21) are also provided with the chamfering or fillet that match with slow changeover portion.
4. the multiple tracks valve according to claim 1 or 2 or 3, it is characterized in that: described elastic component is spring (5), the opening inwall in tributary pipe (11) is provided with the baffle ring (111) for placing spring (5), described spring (5) one end conflict baffle ring (111), spring (5) the other end conflict spool (2).
5. multiple tracks valve according to claim 4, it is characterized in that: the barrel (112) described baffle ring (111) being also provided with the annular preventing spring (5) from deviating from, described barrel (112) extends towards inner side, tributary pipe (11).
6. multiple tracks valve according to claim 1, is characterized in that: described tributary pipe (11), main flow pipe (10) and valve casing are integrated formed structure.
7. multiple tracks valve according to claim 1, it is characterized in that: it is three right that unlock button (80) and corresponding lockhole (82) quantity have at least, and it is in the radial direction different that often pair of unlock button (80) and corresponding lockhole (82) are regularly distributed on sleeve (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795608.2A CN105240570B (en) | 2015-11-18 | 2015-11-18 | Multiple tracks valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795608.2A CN105240570B (en) | 2015-11-18 | 2015-11-18 | Multiple tracks valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105240570A true CN105240570A (en) | 2016-01-13 |
| CN105240570B CN105240570B (en) | 2018-02-02 |
Family
ID=55038337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510795608.2A Active CN105240570B (en) | 2015-11-18 | 2015-11-18 | Multiple tracks valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105240570B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013712A (en) * | 2017-04-24 | 2017-08-04 | 厦门建霖工业有限公司 | A kind of integral multifunctional pull head channel structure |
| WO2023065532A1 (en) * | 2021-10-21 | 2023-04-27 | 杉木(深圳)生物科技有限公司 | Valve and kit |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2341330A (en) * | 1940-02-07 | 1944-02-08 | Parker Appliance Co | Distributing valve |
| US2415466A (en) * | 1943-03-06 | 1947-02-11 | Curtis Automotive Devices Inc | Selector valve |
| US2420588A (en) * | 1942-11-05 | 1947-05-13 | Rohlm Mfg Company Inc | Plural way valve |
| US2769459A (en) * | 1953-03-02 | 1956-11-06 | Standard Oil Co | Multiple selector valve |
| JPS5429440U (en) * | 1977-08-01 | 1979-02-26 | ||
| CN1061725A (en) * | 1990-11-21 | 1992-06-10 | 赵军 | Fast coupling hydrant |
| CN2818938Y (en) * | 2004-04-01 | 2006-09-20 | 庆阳市农机化技术推广站 | Securtiy water tap |
| US20100043901A1 (en) * | 2008-08-19 | 2010-02-25 | Jason Scot Richardson | Hydraulic apparatus having an axially actuatable bypass valve |
| CN102278500A (en) * | 2011-07-05 | 2011-12-14 | 北京中电联环保工程有限公司 | Multichannel annular reversing valve group and reactor applying same |
| CN205260912U (en) * | 2015-11-18 | 2016-05-25 | 余成鹏 | Multichannel valve |
-
2015
- 2015-11-18 CN CN201510795608.2A patent/CN105240570B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2341330A (en) * | 1940-02-07 | 1944-02-08 | Parker Appliance Co | Distributing valve |
| US2420588A (en) * | 1942-11-05 | 1947-05-13 | Rohlm Mfg Company Inc | Plural way valve |
| US2415466A (en) * | 1943-03-06 | 1947-02-11 | Curtis Automotive Devices Inc | Selector valve |
| US2769459A (en) * | 1953-03-02 | 1956-11-06 | Standard Oil Co | Multiple selector valve |
| JPS5429440U (en) * | 1977-08-01 | 1979-02-26 | ||
| CN1061725A (en) * | 1990-11-21 | 1992-06-10 | 赵军 | Fast coupling hydrant |
| CN2818938Y (en) * | 2004-04-01 | 2006-09-20 | 庆阳市农机化技术推广站 | Securtiy water tap |
| US20100043901A1 (en) * | 2008-08-19 | 2010-02-25 | Jason Scot Richardson | Hydraulic apparatus having an axially actuatable bypass valve |
| CN102278500A (en) * | 2011-07-05 | 2011-12-14 | 北京中电联环保工程有限公司 | Multichannel annular reversing valve group and reactor applying same |
| CN205260912U (en) * | 2015-11-18 | 2016-05-25 | 余成鹏 | Multichannel valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013712A (en) * | 2017-04-24 | 2017-08-04 | 厦门建霖工业有限公司 | A kind of integral multifunctional pull head channel structure |
| WO2023065532A1 (en) * | 2021-10-21 | 2023-04-27 | 杉木(深圳)生物科技有限公司 | Valve and kit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105240570B (en) | 2018-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dai Yiming Inventor after: Dai Jing Inventor after: Liu Lihua Inventor before: Yu Chengpeng |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171031 Address after: Binhai County, Jiangsu province 224500 East Fukang Road No. 239 Applicant after: JIANGSU TENGLONG PETROCHEMICAL MACHINERY CO., LTD. Address before: Wencheng County of Wenzhou City, Zhejiang province 325300 Zhang Tai Xiang Xing Chuan Cun Applicant before: Yu Chengpeng |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |