CN104763853B - Joint - Google Patents
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- Publication number
- CN104763853B CN104763853B CN201510191011.7A CN201510191011A CN104763853B CN 104763853 B CN104763853 B CN 104763853B CN 201510191011 A CN201510191011 A CN 201510191011A CN 104763853 B CN104763853 B CN 104763853B
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- Prior art keywords
- water
- valve
- piston
- piston head
- support
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 173
- 230000033228 biological regulation Effects 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000008400 supply water Substances 0.000 claims description 2
- 210000000476 body water Anatomy 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Driven Valves (AREA)
Abstract
A joint mainly comprises a body, a piston, a bracket, a prestressed spring and a prestressed screw, wherein a closed spring and an adjusting valve are arranged in the joint, when the water inflow is adjusted from a water outlet end, under the influence of water pressure, the adjusting valve drives the piston to move towards the water outlet end, so that the tension of the closed spring is reduced, the prestressed spring is compressed, the piston head is pulled into a water inlet hole of a water inlet valve to block the water inlet hole, water cannot flow out, after the adjustment is finished, a faucet is screwed onto the joint from the water outlet end, the adjusting valve and the piston can be pushed to move towards the direction of the water inlet end along with the movement of the faucet towards the direction of the water inlet end, the closed spring is pressed towards the direction of the bracket, the adjusting valve returns to the position before the adjustment, the distance between the piston head and the water outlet hole of the water outlet valve is changed, the water pressure required for pushing the piston head into the water outlet hole, and the joint can automatically cut off the water flow during adjustment.
Description
Technical field
The present invention relates to a kind of joint connected for running water pipe, particularly one can be from water side water yield adjusting
Joint, belong to the optimisation technique of joint.
Background technology
Connection between water supply pipe, the connection between water pipe and tap, all realized by joint.To building
Room supplies water, and typically has a two ways, a kind of be use booster pump from bottom to top send water mode, one is to pacify at roof
Put water tank, utilize the mode that water-head carries from top to bottom.The most any water mode of sending, different floor hydraulic pressure
Also can be different, different floor water yield can be caused different.Therefore, set now with some joints with the balanced-out water yield
Meter, it is intended to make the water yield of different floor tend to identical.
Disclosing a kind of joint in the patent document of Patent No. 201020694120.3, advantage is can be from water inlet
Hold by set screw position in throttle valve stem, the prestressing force of regulation spring, thus set max water yield,
In water utilizing process, joint can be automatically adjusted according to the change of hydraulic pressure, uses water quantity holding at the maximum magnitude set
In.Deficiency is in use, owing to the setting of max water yield is to regulate from water inlet end, and only by joint
It is installed on running water pipe just can see the effect of regulation, when needing repeatedly to regulate to reach to be satisfied with water yield, is necessary for
Repeatedly being removed by joint and refill 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, washing of such as kitchen
Dish tap 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,
The water yield of tap of such as washing one's face be maintained at 4 liters/min the most much of that, and the water yield spraying head requires at 8 liters/min
Above, therefore, user is also required to be adjusted the maximum output of each tap, if being adjusted from water inlet end,
Being loaded on after being accomplished by repeatedly relevant equipment being removed regulation and try, until satisfied, the operating time is long,
Dismount the most cumbersome.
The joint 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, joint is installed to running water pipe online
After, in addition it is also necessary to during water yield adjusting, it is possible to be adjusted from the water side of joint, it is not necessary to by joint from running water pipe
Remove on the net.But owing to having stronger hydraulic pressure in tap water pipe network, during regulation, water can from the through hole of valve seat outwards
Injection, causes regulation difficulty, and surrounding enviroment of easily getting wet.
Can not only from the water side water yield adjusting of joint, and be prevented from regulating it is, thus, sought for a kind of
The joint that Cheng Zhongshui outwards sprays.
Summary of the invention
It is an object of the invention to: provide a kind of can not only from the water side water yield adjusting of joint, and regulation time
The joint that water retention only flows outwardly can be made.
The technical scheme is that a kind of joint, mainly by body, piston 1, support 2, prestressed spring 3
Forming with prestressing force screw 4, described piston includes again piston head and piston rod, and piston rod is provided with from piston rod end
Hold the first adjustment hole to the direction of piston head depression, adjustment hole is provided with the external screw thread with prestressing force screw and matches
Female thread, at piston head away from being provided with the second adjustment hole on the wall of piston rod；Described joint also includes closing bullet
Spring 5 and regulation valve 6；The boss coaxial with body to inner process of inner body wall one circle it is provided around in inner body wall,
It is provided with the female thread of the external screw thread coupling of a circle and support outer wall at boss inwall, sets towards the edge of water inlet end at boss
One circle bead of oriented inner process；The valve body of the hollow that described regulation valve is through before and after being, described regulation valve is main
Socket-connected mutually by water intaking valve and outlet valve and form；Described water intaking valve is provided with inlet opening towards the wall of water inlet end, enters
The water side in water hole coordinates towards the wall of water inlet end with piston head, when piston head enters inlet opening under the effect of external force
Water side time blocking inlet opening；Described outlet valve is provided with apopore towards the wall of water side, entering of apopore
Water end (W.E.) is provided with the lug, nib to inner process, and when piston head moves to apopore under the effect of external force, lug, nib makes piston head
Stop bit, makes to leave space water supply between piston head and apopore and flows through；Support uses concentric double circular ring structures, at double circles
It is provided with equally distributed connecting rod between ring, makes double formation peripheral through holes between annulus and connecting rod, in the inner circle of support
Ring inwall is provided with one or more the locking post prominent to the center of support；It is provided with on the piston rod and the locking on support
The locking slot of post coupling, when piston rod is through the central through hole of support, each locking post is positioned at a locking slot shape
Become occluding relation；During assembling, piston rod is inserted into water hole from the water side of water intaking valve to the direction of water inlet end, will go out
Water valve is socketed with water intaking valve, makes piston head be positioned in water intaking valve endoporus, will close spring housing from regulating what valve wore out
On piston rod, then by support casing on the piston rod, make each locking post be positioned at a locking slot and form occluding relation,
Again prestressed spring is overlapped on the piston rod, in the first adjustment hole being screwed on piston rod by prestressing force screw, make envelope
Close spring between support and boss, make prestressed spring between the nut and support of prestressing force screw, pass through
The prestressing force of regulation prestressing force screw position adjustments prestressed spring on the piston rod；Press piston head again towards water side
Direction will combine after part fill in internal from the water side of body, by instrument by the second adjustment hole will
Frame is screwed on the corresponding female thread of boss inwall, enables the rack to move axially the most internal, is existed by regulation support
Position adjustments in boss closes the initial tension of spring；Affected by prestressed spring tension force, make piston head from water outlet
Hold to enter to the direction of water inlet end and the inlet opening of water intaking valve blocks inlet opening, make current not pass through；When entering of body
When water end (W.E.) has enough hydraulic pressure, hydraulic pressure overcomes the pre-stressed compression prestressed spring of prestressed spring, makes piston to water outlet
The direction of end is moved, and piston head leaves the inlet opening of water intaking valve and moves to the apopore of outlet valve, at the valve body of regulation valve
Forming gap water supply between inwall and piston to flow through, when hydraulic pressure is bigger, piston head moves to the apopore of outlet valve,
Can not move to water side again after piston head arrives to lug, nib, make to leave space between piston head and apopore all the time for current
Cross.
Described closing spring is turriform spring, and tower top is towards water inlet end, and maximum outside diameter at the bottom of tower is more than water intake valve hole
The aperture of water inlet end.
Described regulation valve is cylindrical, and the diameter of regulation valve is less than the diameter of bore of valve outlet end female thread roof.
Beneficial effect:
1, closing spring and regulation valve are set in joint, when the regulation inflow of water side, are affected by hydraulic pressure,
Regulation valve drives piston to move to water side, makes the tension force of closing spring reduce, and prestressed spring is compressed, and makes
Piston head is drawn into the inlet opening of water intaking valve and is blocked inlet opening, makes water not flow outwardly, after regulation,
Faucet is screwed to joint from water side, along with faucet moves to the direction of water inlet end, it becomes possible to promote
Regulation valve and piston move to the direction of water inlet end, compress to the direction of support and close spring, and regulation valve returns to adjust
Position before joint, changes the distance between the apopore of piston head and outlet valve, the most just changes and pushed away by piston head
Hydraulic pressure size required for the apopore of inlet/outlet valve, it is achieved that from water side water yield adjusting, and when regulating
Current can be cut off by joint automatically.
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 support of the present invention；
Fig. 5 is the sectional perspective structural representation of the regulation valve of the present invention；
Fig. 6 is that the partial cutaway of the present invention shows perspective view；
Fig. 7 is that the partial cutaway of the present invention shows perspective view；
Fig. 8 is that the present invention is in when being adjusted from water side can not the schematic diagram of water of water outlet；
Fig. 9 is the schematic diagram that the present invention is in water circulation status.
Detailed description of the invention
As shown in Fig. 1 to Fig. 3, a kind of joint, 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 the first adjustment hole of the direction of piston head depression, in adjustment hole, it is provided with what the external screw thread with prestressing force screw matched
Female thread, at piston head away from being provided with the second adjustment hole on the wall of piston rod.
Described joint also includes closing spring 5 and regulation valve 6；It is provided around inner body wall one circle in inner body wall
To the boss coaxial with body of inner process, it is provided with the interior spiral shell of the external screw thread coupling of a circle and support outer wall at boss inwall
Stricture of vagina, is provided with the circle bead to inner process at boss towards the edge of water inlet end, with prevent during regulation support from
The water inlet end of valve body skids off valve body.
As it is shown in figure 5, the described valve body that regulation valve is the most through hollow, described regulation valve is mainly by intaking
Valve and outlet valve socket-connect composition mutually；Described water intaking valve is provided with inlet opening towards the wall of water inlet end, inlet opening
Water side coordinates towards the wall of water inlet end with piston head, when piston head enters the water outlet of inlet opening under the effect of external force
Inlet opening is blocked during end.Described outlet valve is provided with apopore towards the wall of water side, and the water inlet end of apopore sets
The lug, nib of oriented inner process, when piston head moves to apopore under the effect of external force, lug, nib props up piston head and makes to live
Chock plug stop bit, makes to leave space water supply between piston head and apopore and flows through.It is close that outer wall at regulation valve is provided with two circles first
Sealing groove, overlaps the first sealing ring, it is possible to prevent current between regulation valve and body in the first seal groove during assembling
Space is flow through.On the wall of water inlet end, it is provided with the second seal groove at vigor valve, closes spring by the second sealing ring pressure
Tight in the second seal groove.
As shown in Figure 4, support uses concentric double circular ring structures, is provided with equally distributed connecting rod between double annulus,
Making double formation peripheral through holes between annulus and connecting rod, the interior circle ring inner wall at support is provided with to the center of support prominent
The locking post of one or more；It is provided with the locking slot mated with the locking post on support on the piston rod, when piston rod passes
During the central through hole of support, each locking post is positioned at a locking slot and forms occluding relation, when rotating piston, just
Can drive support rotating Vortex, thus change support in intrinsic position, the most just change the compression closing spring
Degree, when tap is loaded onto in the water side at joint, and regulation valve is pushed back to the position before regulation, owing to backing positions produces
Give birth to change, thus the most just changed the distance between the apopore of piston head and outlet valve, the most just changed piston head
Advance the hydraulic pressure size required for the apopore of outlet valve, it is achieved that from the purpose of water side water yield adjusting, and
And current can be cut off by joint automatically during regulation.
As shown in Fig. 6 to Fig. 7, during assembling, piston rod is inserted into the direction of water inlet end from the water side of water intaking valve
Water hole, is socketed outlet valve with water intaking valve, makes piston head be positioned in water intaking valve endoporus, will close spring housing from regulation
On the piston rod that valve wears out, then by support casing on the piston rod, make each locking post be positioned at a locking slot and formed
Occluding relation, then prestressed spring is overlapped on the piston rod, the first regulation that prestressing force screw is screwed on piston rod
Kong Zhong, makes closing spring between support and boss, makes prestressed spring be positioned at nut and the support of prestressing force screw
Between, by regulating the prestressing force of prestressing force screw position adjustments prestressed spring on the piston rod；Press piston head again
Part after combining towards the direction of water side is filled in internal from the water side of body, by instrument by second
Support is screwed on the corresponding female thread of boss inwall by adjustment hole, enables the rack to move axially the most internal, passes through
Regulation support position adjustments in boss closes the initial tension of spring；By being affected by prestressed spring tension force, make
Piston head blocks inlet opening from water side to the inlet opening of the direction of water inlet end entrance water intaking valve, makes current not lead to
Cross；When the water inlet end of body has enough hydraulic pressure, hydraulic pressure overcomes the pre-stressed compression prestressed spring of prestressed spring,
Making piston move to the direction of water side, piston head leaves the inlet opening of water intaking valve and moves to the apopore of outlet valve,
Forming gap water supply between valve interior wall and the piston of regulation valve to flow through, when hydraulic pressure is bigger, piston head is to outlet valve
Apopore moves, and can not move to water side after piston head arrives to lug, nib again, makes to stay all the time between piston head and apopore
Have space to supply water to flow through.
Described closing spring is turriform spring, and tower top is towards water inlet end, and maximum outside diameter at the bottom of tower is more than water intake valve hole
The aperture of water inlet end.
Described regulation valve is cylindrical, and the diameter of regulation valve is less than the diameter of bore of valve outlet end female thread roof.
Use the joint of the present invention, joint be installed to running water pipe online after, when also needing to water yield adjusting, only
Need to will be located in water pipe or faucet that joint water side is connected with joint to turn on, as shown in Figure 8, affected by hydraulic pressure,
Regulation valve drives piston to move to water side, makes closing spring and prestressed spring all be compressed, makes piston head be drawn into
Inlet opening is blocked by the inlet opening of water intaking valve, makes water not flow outwardly, and inserts from the water side of joint with instrument the most again
Water yield adjusting in the second adjustment hole on piston head.
As it is shown in figure 9, after Tiao Jie, faucet is screwed to joint from water side, along with faucet is to water inlet
The direction of end is moved, it becomes possible to promote regulation valve and piston to move to the direction of water inlet end, compresses envelope to the direction of support
Closing spring, regulation valve returns to the position before regulation, owing to backing positions there occurs change, the most just change piston head with
Distance between the apopore of outlet valve, the most just changes the hydraulic pressure required for piston head advances the apopore of outlet valve big
Little, it is achieved that from water side water yield adjusting, and the purpose that when regulating, current can be cut off by joint automatically.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, this technology
The those of ordinary skill in field, in the essential scope of the present invention, makes a variety of changes or substitutes, and also should belong to this
Bright protection category.
Claims (3)
1. a joint, 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 the side of piston head
To the first adjustment hole of depression, adjustment hole is provided with the female thread that the external screw thread with prestressing force screw matches, is living
Chock plug is provided with the second adjustment hole away from the wall of piston rod；It is characterized in that: described joint also includes closing spring
(5) and regulation valve (6)；Coaxial with body to inner process of inner body wall one circle it is provided around in inner body wall
Boss, is provided with the female thread of the external screw thread coupling of a circle and support outer wall, at boss towards water inlet end at boss inwall
Edge is provided with the circle bead to inner process；The valve body of the hollow that described regulation valve is through before and after being, described regulation
Valve is mainly socket-connected mutually by water intaking valve and outlet valve and forms；Described water intaking valve is provided with into water towards the wall of water inlet end
Hole, the water side of inlet opening coordinates towards the wall of water inlet end with piston head, when piston head enters under the effect of external force
Blocking inlet opening during the water side of inlet opening；Described outlet valve is provided with apopore, water outlet towards the wall of water side
The water inlet end in hole is provided with the lug, nib to inner process, and when piston head moves to apopore under the effect of external force, lug, nib makes
Piston head stop bit, makes to leave space water supply between piston head and apopore and flows through；Support uses concentric double circular ring structures,
Between double annulus, it is provided with equally distributed connecting rod, makes double formation peripheral through holes between annulus and connecting rod, at support
Interior circle ring inner wall be provided with one or more the locking post prominent to the center of support；Be provided with on the piston rod with on support
The locking slot of locking post coupling, when piston rod is through the central through hole of support, each locking post is positioned at a locking
Occluding relation is formed in groove；During assembling, piston rod is inserted into water hole from the water side of water intaking valve to the direction of water inlet end,
Outlet valve is socketed with water intaking valve, makes piston head be positioned in water intaking valve endoporus, closing spring housing is being passed from regulation valve
On the piston rod come, then by support casing on the piston rod, make each locking post be positioned at a locking slot and form occlusion pass
System, then prestressed spring is overlapped on the piston rod, in the first adjustment hole that prestressing force screw is screwed on piston rod,
Make closing spring between support and boss, make prestressed spring between the nut and support of prestressing force screw,
By regulating the prestressing force of prestressing force screw position adjustments prestressed spring on the piston rod；Again by piston head towards going out
Part after the direction of water end (W.E.) will combine is filled in internal from the water side of body, by instrument by the second adjustment hole
Support is screwed on the corresponding female thread of boss inwall, enables the rack to move axially the most internal, by regulation
Frame position adjustments in boss closes the initial tension of spring；Affected by prestressed spring tension force, make piston head from
Water side enters to the direction of water inlet end and blocks inlet opening in the inlet opening of water intaking valve, makes current not pass through；Work as body
Water inlet end when having enough hydraulic pressure, hydraulic pressure overcomes the pre-stressed compression prestressed spring of prestressed spring, make piston to
The direction of water side is moved, and piston head leaves the inlet opening of water intaking valve and moves to the apopore of outlet valve, at regulation valve
Forming gap water supply between valve interior wall and piston to flow through, when hydraulic pressure is bigger, piston head moves to the apopore of outlet valve
Dynamic, can not move to water side again after piston head arrives to lug, nib, make between piston head and apopore, to leave space all the time and supply
Water flows through.
A kind of joint the most according to claim 1, it is characterised in that: described closing spring is turriform spring, tower top
Towards water inlet end, maximum outside diameter at the bottom of tower is more than the aperture of the water inlet end in water intake valve hole.
A kind of joint the most according to claim 1, it is characterised in that: described regulation valve is cylindrical, regulation valve
Diameter is less than the diameter of bore of valve outlet end female thread roof.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610541759.XA CN106195488A (en) | 2015-04-21 | 2015-04-21 | A kind of joint |
| CN201510191011.7A CN104763853B (en) | 2015-04-21 | 2015-04-21 | Joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510191011.7A CN104763853B (en) | 2015-04-21 | 2015-04-21 | Joint |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610541759.XA Division CN106195488A (en) | 2015-04-21 | 2015-04-21 | A kind of joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104763853A CN104763853A (en) | 2015-07-08 |
| CN104763853B true CN104763853B (en) | 2016-08-17 |
Family
ID=53645864
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510191011.7A Active CN104763853B (en) | 2015-04-21 | 2015-04-21 | Joint |
| CN201610541759.XA Pending CN106195488A (en) | 2015-04-21 | 2015-04-21 | A kind of joint |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610541759.XA Pending CN106195488A (en) | 2015-04-21 | 2015-04-21 | A kind of joint |
Country Status (1)
| Country | Link |
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| CN (2) | CN104763853B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402546B (en) * | 2015-05-18 | 2018-07-17 | 南安市丽迪家居用品有限公司 | A kind of regulating valve in water pipe head |
| CN105840936B (en) * | 2015-07-09 | 2017-10-27 | 南安市丽迪家居用品有限公司 | A kind of water pipe head adjusted by platen |
| CN105090545B (en) * | 2015-07-20 | 2017-06-23 | 中山市雅西环保科技有限公司 | Regulating valve |
| CN105179852A (en) * | 2015-07-24 | 2015-12-23 | 中山市雅西环保科技有限公司 | Automatic constant-current joint |
| CN105020418B (en) * | 2015-07-24 | 2017-05-17 | 南安市丽迪家居用品有限公司 | Water-saving joint |
| CN105065742B (en) * | 2015-07-27 | 2017-06-23 | 中山市雅西环保科技有限公司 | Adjusting device with fixing support |
| CN105805459B (en) * | 2015-11-01 | 2017-11-17 | 茹朝贵 | A kind of water pipe head adjusted by platen |
| DE102017101826A1 (en) * | 2017-01-31 | 2018-08-02 | GETRAG B.V. & Co. KG | Flow control valve and hydraulic system |
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2015
- 2015-04-21 CN CN201510191011.7A patent/CN104763853B/en active Active
- 2015-04-21 CN CN201610541759.XA patent/CN106195488A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104763853A (en) | 2015-07-08 |
| CN106195488A (en) | 2016-12-07 |
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