CN105889674A - Water pipe connector - Google Patents
Water pipe connector Download PDFInfo
- Publication number
- CN105889674A CN105889674A CN201610302200.1A CN201610302200A CN105889674A CN 105889674 A CN105889674 A CN 105889674A CN 201610302200 A CN201610302200 A CN 201610302200A CN 105889674 A CN105889674 A CN 105889674A
- Authority
- CN
- China
- Prior art keywords
- water
- push
- platen
- piston head
- rod
- 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.)
- Withdrawn
Links
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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
- F16L29/02—Joints with fluid cut-off means with a cut-off device in one of the two pipe ends, the cut-off device being automatically opened when the coupling is applied
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
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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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
- F16L15/007—Screw-threaded joints; Forms of screw-threads for such joints with straight threads with more than one threaded section
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a water pipe connector, which mainly comprises a body, a piston, a bracket, a prestressed spring and a prestressed screw, wherein a water outlet end of the water pipe connector is provided with a pushing disk and a pressing disk. When a water yield is regulated from the water outlet end, a piston head moves towards the water outlet end under the tension action of a closed spring to block a water flowing-through hole of a lug boss, so that water cannot flow out outwards; after the regulation is completed, a water tap is screwed on the water pipe connector from the water outlet end; along with the movement, towards the direction of a water inlet end, of the water tap, the pushing disk, the pressing disk and a pushing rod can be pushed to move towards the direction of the water inlet end; the pressing disk compresses the closed spring towards the direction of the bracket; the strength which is applied, by the closed spring, to the piston head through the pressing disk is decreased; and the piston head can automatically move towards the direction of the water inlet end until the closed spring tightly abuts against the pressing disk, so that a gap through which the water can flow is reserved between the piston head and the lug boss.
Description
Technical field
The present invention relates to a kind of for running water pipe connect water pipe head, a kind of can stablize tap water outlet amount from
Dynamic constant current water saving joint, belongs to the optimisation technique of water pipe head.
Background technology
Connection between water supply pipe, the connection between water pipe and tap, all realized by joint.Supply to building
Water, typically has a two ways, a kind of be use booster pump from bottom to top send water mode, one is to dispose water tank, profit at roof
The mode carried from top to bottom by water-head.The most any water mode of sending, different floor hydraulic pressure also can be different, can cause
Different floor water yields are different.Therefore, now with some, there is the water pipe head design of the balanced-out water yield, it is intended to make different floor
Water yield tend to identical.
Disclosing a kind of water pipe head in the patent document of Patent No. 201020694120.3, advantage is can be from water inlet end
By set screw position in throttle valve stem, the prestressing force of regulation spring, thus set max water yield, use water mistake
Cheng Zhong, water pipe head can be automatically adjusted according to the change of hydraulic pressure, uses water quantity holding in the maximum magnitude set.Deficiency is
In use, owing to the setting of max water yield is to regulate from water inlet end, and only water pipe head is installed to tap water
Just can see the effect of regulation on pipe, when needing repeatedly to regulate to reach to be satisfied with water yield, be necessary for repeatedly water pipe head being pulled down
Refilling back, it is the most convenient to regulate.
Particularly domestic consumer, owing to each tap purposes is different, the requirement to water yield is the most different, such as kitchen wash dish dragon
Head and the tap and spray first-class of washing one's face of toilet, due to the difference of purposes, the requirement to water yield is the most different, such as, wash one's face
The water yield of tap be maintained at 4 liters/min the most much of that, and the water yield spraying head requires more than 8 liters/min, therefore, use
Family is also required to be adjusted, the maximum output of each tap if being adjusted from water inlet end, it is necessary to repeatedly relevant set
Trying for being loaded on after removing regulation, until satisfied, the operating time is long, dismounts the most cumbersome again.
The water pipe head of Application No. 2013206552162, is set to adjusting means the water side of the through hole on valve seat, logical
Cross the water side of valve seat just can regulating valve seat in intrinsic position, therefore, water pipe head be installed to running water pipe online after,
When also needing to water yield adjusting, it is possible to be adjusted from the water side of water pipe head, it is not necessary to by water pipe head from tap water pipe network
On remove.But owing to having stronger hydraulic pressure in tap water pipe network, during regulation, water outwards can spray from the through hole of valve seat, leads
Cause regulation difficulty, and surrounding enviroment of easily getting wet.
Can not only from the water side water yield adjusting of water pipe head, and be prevented from regulating it is, thus, sought for a kind of
The water pipe head that Cheng Zhongshui outwards sprays.
Summary of the invention
It is an object of the invention to: providing a kind of can not only from the water side water yield adjusting of water pipe head, and be prevented from adjusting
The water pipe head that during joint, water outwards sprays.
The technical scheme is that a kind of water pipe head, mainly by body, piston 1, support 2, prestressed spring 3 and
Prestressing force screw 4 forms, and described piston includes again piston head and piston rod, and piston rod is provided with from piston-rod end to piston
The adjustment hole of the direction depression of head, is provided with the female thread that the external screw thread with prestressing force screw matches in adjustment hole, internal at this
Wall is provided around the boss to inner process of inner body wall one circle, is provided with the water hole matched with piston head at boss center, lives
Chock plug can enter the water hole on boss water hole is completely plugged under the effect of external force；At piston head towards the wall of support
The regulating arm that on face, mean array is identical with the peripheral through holes quantity of support；Described water pipe head also includes closing spring 5, pushing away
Dish 6 and platen 7, be furnished with the push rod of more than two equal length at push-plate towards average mark on the wall of platen, set on boss
Having the push-rod hole corresponding with push rod, be provided with one and unload water hole between two adjacent push-rod holes, platen is placed in boss and water inlet end
Between basis internal, push rod can arrive to the platen wall towards water side away from the end of push-plate after the push-rod hole on boss
Face, when imposing external force on push-plate, push-plate can promote push rod and drive platen to move along push-rod hole；Described push-plate is hollow
Annulus, push-plate is parallel with platen, and the external diameter of push-plate is less than the minimum-value aperture of female thread of the body port of export；The external diameter of platen is little
Diameter of bore in the middle part of body but more than piston head maximum gauge, platen center is provided with central through hole, is provided with and support on platen
On the identical peripheral through holes of peripheral through holes quantity；The structure of support is concentric double circular ring structures, is provided with all between double annulus
The connecting rod that the quantity of even distribution is identical with regulating arm；At platen towards being provided with the push rod groove of a ring shape on the wall of push rod, pressure
Dish can rotate and the invariant position of push rod on push rod top under external force；The quantity of described regulating arm is three or four
Individual.
On the wall of water side, it is provided with regulating tank at piston head, the instrument matched with regulating tank is put in this from water side
Internal insertion regulating tank rotates, and drives support and platen to rotate by regulating arm, and the support change in this internal position makes piston head
Produce change with the distance of boss endoporus, advance the hydraulic pressure required for boss endoporus to produce corresponding change piston head, thus rise
Effect to water yield adjusting.
Beneficial effect:
1, the water side in water pipe head arranges push-plate and platen, and when the water yield adjusting of water side, piston head is closing spring
Tension force effect under move the water hole blocking boss to water side, make water not flow outwardly, after regulation, by water
Tap is screwed to water pipe head from water side, along with faucet moves to the direction of water inlet end, it becomes possible to promotion push-plate,
Platen and push rod move to the direction of water inlet end, and platen compresses to the direction of support and closes spring, close spring and pass through platen
Imposing the strength on piston head to reduce, piston head will move from the direction of trend water inlet end, until closing spring to push against pressure
Dish, makes to leave space water supply between piston head and boss and flows through.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of the present invention；
Fig. 2 is the explosive view of the present invention；
Fig. 3 is the body generalized section of the present invention；
Fig. 4 is the perspective view of the piston of the present invention；
Fig. 5 is that the partial cutaway of the present invention shows perspective view；
Fig. 6 is that the partial cutaway of the present invention shows perspective view；
Fig. 7 is that the present invention is in the current schematic diagram by state；
Fig. 8 is that the present invention is in when being adjusted from water side can not the schematic diagram of water outlet.
Detailed description of the invention
As shown in Fig. 1 to Fig. 4, a kind of water pipe head, mainly by body, piston 1, support 2, prestressed spring 3 and pre-
Stress screw 4 forms, and described piston includes again piston head and piston rod, and piston rod is provided with from piston-rod end to piston head
Direction depression adjustment hole, adjustment hole is provided with the female thread that the external screw thread with prestressing force screw matches.
It is provided around the boss to inner process of inner body wall one circle in inner body wall, is provided with at boss center and matches with piston head
The water hole closed, piston head can enter the water hole on boss water hole is completely plugged under the effect of external force, it is also possible to
Under the effect of external force, leave boss make to leave between piston head and boss space and supply water and flow through.
At piston head towards the regulating arm identical with the peripheral through holes quantity of support of mean array on the wall of support, for from going out
Drive support to rotate during water end (W.E.) water yield adjusting, change support position on body, change between piston head and boss endoporus away from
From, the most just change and piston head is advanced the hydraulic pressure required for boss endoporus, thus change max water yield.
As shown in Fig. 5 to Fig. 6, described water pipe head also includes closing spring 5, push-plate 6 and platen 7, push-plate towards
On the wall of platen, average mark is furnished with the push rod of more than two equal length, is provided with the push-rod hole corresponding with push rod on boss,
Being provided with one between two adjacent push-rod holes and unload water hole, when blocking its endoporus in piston head enters boss, current can also pass through
Unload water hole to flow through.The basis that platen is placed between boss and water inlet end is internal, and push rod can pass on boss away from the end of push-plate
Push-rod hole after arrive to the platen wall towards water side, when imposing external force on push-plate, push-plate can promote push rod band dynamic pressure
Dish moves along push-rod hole.
Described push-plate is the annulus of hollow, and push-plate is parallel with platen, and the external diameter of push-plate is less than the female thread of the body port of export
Minimum-value aperture；The external diameter of platen is less than diameter of bore in the middle part of body but more than piston head maximum gauge, and platen center is provided with center and leads to
Hole, is provided with the peripheral through holes identical with the peripheral through holes quantity on support on platen.
The structure of support is usually concentric double circular ring structures, is provided with equally distributed quantity and regulating arm phase between double annulus
Same connecting rod, makes double peripheral through holes that between annulus with connecting rod, quantity of formation is identical with regulating arm.
During assembling, piston rod is through the central through hole of platen, and regulating arm, through the peripheral through holes of platen, will be closed spring housing and exist
On piston rod, regulating arm is made to close between spring and the outward flange of platen；Again piston-rod end is led to through the center of support
Hole, makes regulation wall through the peripheral through holes of support, makes on closing spring piston rod between support and platen, then will answer in advance
Power spring 3 is enclosed within piston-rod end, then is screwed in the endoporus of piston rod by prestressing force screw 4, is fixed on by prestressed spring
Between nut and the support 2 of prestressing force screw, make regulating arm between prestressed spring and the outward flange of support, by regulation
The prestressing force of prestressing force screw position adjustments prestressed spring on the piston rod；Press the piston head direction towards water side again by group
Part after getting togather is filled in internal from the water inlet end of body, is screwed in the female thread of body water inlet end by the external thread rotary on support
On, use instrument, such as Phillips screwdriver or straight screwdriver to rotate prestressing force screw, make support precession or releasing on body.
When moving to water side due to support, support can make piston head from water inlet end to water side by closing spring compression on piston head
Direction be pressed in the endoporus of boss, piston head compress boss makes the most very close to each other, make current not pass through.Push-plate is pressed
Push rod is pressed into body towards the mode of water inlet end from the water side of body, makes push rod away from one end of push-plate through the push rod on boss
Hole arrives to platen towards on the wall of water side, and when imposing the strength towards water inlet end to push-plate, push-plate promotes platen to water inlet
The direction of end is moved, and closing spring presses to support, closes the strength reduction that spring is pressed on piston head, and piston head is at prestressing force
Move to the direction of water inlet end under the effect of spring tension, between the endoporus of piston head and boss, produce the space that the stream that supplies water passes through.
When the water yield adjusting of water side, piston head moves the mistake blocking boss under the tension force effect closing spring to water side
Water hole, makes water not flow outwardly, and after regulation, is screwed to water pipe head from water side by faucet, along with faucet
Move to the direction of water inlet end, it becomes possible to promoting push-plate and platen to move to the direction of water inlet end, platen compresses to the direction of support
Closing spring, close the strength reduction that spring imposes on piston head by platen, piston head will move from the direction of trend water inlet end
Dynamic, until piston head pushes against platen, make between piston head and boss, to leave space water supply and flow through.
On the wall of water side, it is provided with regulating tank at piston head, the instrument matched with regulating tank is put in this from water side
Internal insertion regulating tank rotates, and drives support and platen to rotate by regulating arm, and support rotates and makes support internal movable at this,
The support change in this internal position makes piston head produce change with the distance of boss endoporus, needed for piston head is advanced boss endoporus
The hydraulic pressure wanted produces corresponding change, thus plays the effect of water yield adjusting.
At platen towards being provided with the push rod groove of a ring shape on the wall of push rod, platen can be under external force on push rod top
Rotate and the invariant position of push rod.
The quantity of described regulating arm is three or four or five or six.
Use the water pipe head of the present invention, water pipe head be installed to running water pipe online after, when also needing to water yield adjusting,
Have only to will be located in water pipe or faucet that water pipe head water side is connected with water pipe head turn on, as shown in Figure 8, push-plate due to
Without the pressure from water pipe or faucet, platen will move to the direction of water side under the tension force effect closing spring,
Thus make piston head enter boss endoporus under the influence of hydraulic pressure and blocked, make water not flow out, the most again with instrument from water pipe
The regulating tank water yield adjusting that the water side of joint is inserted on piston head.
As it is shown in fig. 7, after Tiao Jie, then screw on water pipe or faucet, water pipe or faucet by push-plate and platen to water inlet
The direction of end compresses, thus has compressed closing spring, closes the strength reduction that spring imposes on piston head by platen, piston head
Move to the direction of water inlet end under the effect of prestressed spring tension force, make piston head leave boss endoporus, enable water to by work
Space between chock plug and boss endoporus inwall was stayed.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, the art
Those of ordinary skill, in the essential scope of the present invention, makes a variety of changes or substitutes, and also should belong to the protection category of the present invention.
Claims (2)
1. a water pipe head, mainly by body, piston (1), support (2), prestressed spring (3) and prestressing force screw
(4) composition, described piston includes again piston head and piston rod, and piston rod is provided with from piston-rod end to piston head
Direction depression adjustment hole, adjustment hole is provided with the female thread that the external screw thread with prestressing force screw matches, its feature
It is: be provided around the boss to inner process of inner body wall one circle in inner body wall, be provided with and piston head at boss center
The water hole matched, piston head can enter the water hole on boss water hole is the most stifled under the effect of external force
Plug；At piston head towards the regulating arm identical with the peripheral through holes quantity of support of mean array on the wall of support；Described
Water pipe head also includes closing spring (5), push-plate (6) and platen (7), at push-plate towards average on the wall of platen
The push rod of more than two piece equal length is distributed, boss is provided with the push-rod hole corresponding with push rod, two adjacent pushing away
Being provided with one between rod aperture and unload water hole, the basis that platen is placed between boss and water inlet end is internal, and push rod is away from the end of push-plate
The platen wall towards water side, when imposing external force on push-plate, push-plate energy can be arrived to after the push-rod hole on boss
Enough promote push rod and drive platen to move along push-rod hole；Described push-plate is the annulus of hollow, and push-plate is parallel with platen, pushes away
The external diameter of dish is less than the minimum-value aperture of the female thread of the body port of export；The external diameter of platen is less than diameter of bore in the middle part of body but big
In piston head maximum gauge, platen center is provided with central through hole, is provided with and the peripheral through holes quantity phase on support on platen
Same peripheral through holes；The structure of support is concentric double circular ring structures, be provided with between double annulus equally distributed quantity with
The connecting rod that regulating arm is identical；At platen towards being provided with the push rod groove of a ring shape on the wall of push rod, platen can be outside
Rotate and the invariant position of push rod on push rod top under power effect；The quantity of described regulating arm is three or four.
A kind of water pipe head the most according to claim 1, it is characterised in that: at piston head towards on the wall of water side
It is provided with regulating tank, the instrument matched with regulating tank is put in from water side body and is inserted into regulating tank and rotates, by regulation
Arm straps moves support and platen rotates, and the support change in this internal position makes piston head produce change with the distance of boss endoporus
Change, advance the hydraulic pressure required for boss endoporus to produce corresponding change piston head, thus play the effect of water yield adjusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302200.1A CN105889674A (en) | 2015-04-02 | 2015-04-02 | Water pipe connector |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302200.1A CN105889674A (en) | 2015-04-02 | 2015-04-02 | Water pipe connector |
| CN201510154548.6A CN104776277B (en) | 2015-04-02 | 2015-04-02 | Water pipe joint |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510154548.6A Division CN104776277B (en) | 2015-04-02 | 2015-04-02 | Water pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105889674A true CN105889674A (en) | 2016-08-24 |
Family
ID=53617921
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510154548.6A Active CN104776277B (en) | 2015-04-02 | 2015-04-02 | Water pipe joint |
| CN201610311757.1A Active CN105840937B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head |
| CN201610311758.6A Active CN105953003B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head with platen |
| CN201610311759.0A Expired - Fee Related CN105840938B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head with piston |
| CN201610302200.1A Withdrawn CN105889674A (en) | 2015-04-02 | 2015-04-02 | Water pipe connector |
| CN201610302208.8A Withdrawn CN105889677A (en) | 2015-04-02 | 2015-04-02 | Water pipe connector with pressing disk |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510154548.6A Active CN104776277B (en) | 2015-04-02 | 2015-04-02 | Water pipe joint |
| CN201610311757.1A Active CN105840937B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head |
| CN201610311758.6A Active CN105953003B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head with platen |
| CN201610311759.0A Expired - Fee Related CN105840938B (en) | 2015-04-02 | 2015-04-02 | A kind of water pipe head with piston |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610302208.8A Withdrawn CN105889677A (en) | 2015-04-02 | 2015-04-02 | Water pipe connector with pressing disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (6) | CN104776277B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889676B (en) * | 2015-04-07 | 2018-05-08 | 南安市丽迪家居用品有限公司 | A kind of water pipe head |
| CN106764144B (en) * | 2017-01-17 | 2020-01-21 | 浙江正同管业有限公司 | Flow-adjustable pipe joint |
| CN109357146A (en) * | 2018-11-02 | 2019-02-19 | 河南昊化黎明智能清洗科技有限公司 | A kind of dry lubricant conveyance conduit of easy access |
| CN110822187B (en) * | 2019-11-20 | 2021-08-20 | 徐州蔬客达农业科技有限公司 | Sealing piston structure of connecting joint for connecting pipe of electric sprayer |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB194774A (en) * | 1921-12-14 | 1923-03-14 | Fritz Fehrenbach | Improvements in or relating to valved connecting pieces for piping and like purposes |
| US2591060A (en) * | 1946-03-09 | 1952-04-01 | Phillips Petroleum Co | Excess flow control valve |
| GB706674A (en) * | 1952-08-05 | 1954-03-31 | Phillips Petroleum Co | Improvements in or relating to excess flow valves |
| US3794077A (en) * | 1972-12-15 | 1974-02-26 | C Fanshier | Excess flow check valve |
| IT1105688B (en) * | 1978-12-19 | 1985-11-04 | Lavorazioni Mecc Lm Pignat | QUICK COUPLING SCREW FOR PIPES, ADJUSTABLE IN OPENING |
| US4732192A (en) * | 1985-12-02 | 1988-03-22 | Shen Chung Shan | Mechanism for water supply device |
| CN201190858Y (en) * | 2008-04-07 | 2009-02-04 | 陈振明 | Effluent joint device |
| CN101963254B (en) * | 2010-09-09 | 2012-10-03 | 中国科学院遗传与发育生物学研究所 | Pressure-balancing valve for irrigation system |
| CN102563252B (en) * | 2010-12-31 | 2015-01-07 | 李耀强 | Water pipe connector |
| CN102287561A (en) * | 2011-07-25 | 2011-12-21 | 李耀强 | Pressure regulator |
| CN203614962U (en) * | 2013-11-25 | 2014-05-28 | 丽水市汇金电气有限公司 | Water joint with double supports |
| CN203770898U (en) * | 2014-04-01 | 2014-08-13 | 上海骏雄投资有限公司 | Faucet connecting pipe |
-
2015
- 2015-04-02 CN CN201510154548.6A patent/CN104776277B/en active Active
- 2015-04-02 CN CN201610311757.1A patent/CN105840937B/en active Active
- 2015-04-02 CN CN201610311758.6A patent/CN105953003B/en active Active
- 2015-04-02 CN CN201610311759.0A patent/CN105840938B/en not_active Expired - Fee Related
- 2015-04-02 CN CN201610302200.1A patent/CN105889674A/en not_active Withdrawn
- 2015-04-02 CN CN201610302208.8A patent/CN105889677A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CN105840938A (en) | 2016-08-10 |
| CN105840937B (en) | 2017-10-17 |
| CN105889677A (en) | 2016-08-24 |
| CN105840937A (en) | 2016-08-10 |
| CN105953003A (en) | 2016-09-21 |
| CN104776277A (en) | 2015-07-15 |
| CN105953003B (en) | 2017-11-17 |
| CN104776277B (en) | 2016-08-17 |
| CN105840938B (en) | 2017-10-17 |
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Application publication date: 20160824 |