CN208235644U - Water supply pipe, water supply device and water system - Google Patents
Water supply pipe, water supply device and water system Download PDFInfo
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- CN208235644U CN208235644U CN201820035597.7U CN201820035597U CN208235644U CN 208235644 U CN208235644 U CN 208235644U CN 201820035597 U CN201820035597 U CN 201820035597U CN 208235644 U CN208235644 U CN 208235644U
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Abstract
The utility model provides a kind of water supply pipe, water supply device and water system, it is related to the technical field of supply equipment, water supply pipe provided by the utility model includes: two branches, the arrival end of one branch is connect with hot water source, another branch is connect with cold water source, the outlet end of two branches is collected to export structure, and each road is equipped with outlet quantitative valve, and outlet quantitative valve is for making each branch to the flow restriction definite value of export structure.Water supply pipe provided by the utility model is applied in water system, solves the technical problem that the time-consuming water wasting of outlet pipeline temperature adjustment, leaving water temperature are unstable in the prior art.
Description
Technical field
The utility model relates to supply equipment technical fields, more particularly, to a kind of water supply pipe, tap and for water system
System.
Background technique
In traditional building hot water central water supply system, usually two, which are circulated, has the branch circuit parallel connection of different temperatures water to connect
It is connected to same water outlet, the opening ratio of cold water branch and hot water branch is heuristically adjusted according to the leaving water temperature of water outlet,
The water outlet of water outlet is adjusted to ideal temperature.But water outlet is adjusted to ideal temperature and needs certain time, in adjustment process
More water resource can be wasted, energy-saving and environment-friendly idea of development is not met；Even if the water outlet of water outlet is adjusted to ideal temperature, but
Since water flow is all non-constant in cold water branch and hot water branch, the leaving water temperature in exit can still fluctuate, and be unfavorable for
Good use feeling is provided to client.
Utility model content
The purpose of this utility model is to provide a kind of water supply pipes, time-consuming to alleviate outlet pipeline temperature adjustment in the prior art
The unstable technical problem of water wasting, leaving water temperature.
Water supply pipe provided by the utility model includes: two branches, the arrival end of branch and hot water source
Connection, another described branch are connect with cold water source, and the outlet end of two branches is collected to export structure, each described
Branch road is equipped with outlet quantitative valve, and the outlet quantitative valve is used for the flow of each branch to the export structure
It is limited to definite value.
Further, the outlet quantitative valve aperture is adjustable.
Further, the outlet quantitative valve is flow control valve.
Further, the outlet quantitative valve is speed governing valve.
Further, the export structure is outlet pipe, and the outlet pipe is equipped with master switch valve.
Further, the branch road is also in series with pressure reducing valve.
Further, the pressure reducing valve is Diaphragm reducing valve.
Further, the shell of the pressure reducing valve of the same branch road and the outlet quantitative valve are integral type
Structure.
The arrival end of water supply pipe provided by the utility model, a branch for being included is connect with hot water source, separately
One branch is connect with cold water source, and the outlet end of two branches is collected to export structure, and it is fixed that each road is equipped with outlet
Valve is measured, is definite value since outlet quantitative valve makes hot water branch and cold water branch flow to the water flow of export structure,
In the case where guaranteeing the suitable situation of outlet quantitative valve opening ratio on hot water line and cold water pipe road, come out from export structure
Mixing water temperature is that water temperature required for user without repeatedly adjusting repeatedly has saved water resource；Simultaneously as outlet is fixed
Amount valve makes hot water branch and cold water branch flow to the water flow of export structure to be definite value, be collected to the hot water stream of export structure
Amount and cold water flow will not generate fluctuation, form the hot water of mixing water and cold water in export structure and match constant, mixed water temperature
Degree will not generate fluctuation, bring more comfortable experience to user.
The another object of the utility model is to provide a kind of water supply device, to solve water supply dress existing in the prior art
Set the unstable technical problem of the time-consuming water wasting of temperature adjustment, leaving water temperature.
Water supply device provided by the utility model includes: described in shell, water supply device controlled valve and above-mentioned technical proposal
Water supply pipe, the shell be equipped with water outlet；
The water supply pipe is located in the shell, and export structure end and the water supply device of the water supply pipe are opened
Closing valve connection, the water supply device controlled valve are connected to the water outlet, and the valve rod of the water supply device controlled valve is stretched
The shell out.
Possessed advantage is identical compared with the existing technology with above-mentioned water supply pipe for the water system, herein no longer
It repeats.
The third of the utility model is designed to provide a kind of water system, to solve water supply existing in the prior art
The unstable technical problem of the time-consuming water wasting of water supply pipe temperature adjustment in system, leaving water temperature.
Water system provided by the utility model includes: water supply pipe described in first technical solution.
Possessed advantage is identical compared with the existing technology with above-mentioned water supply pipe for the water system, herein no longer
It repeats.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of water supply pipe provided by the embodiment of the utility model.
Icon: the 1- first branch；2- second branch；3- outlet pipe；4- first outlet quantitative valve；5- first subtracts
Pressure valve；6- second outlet quantitative valve；The second pressure reducing valve of 7-；8- master switch valve.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Water supply pipe provided by the embodiment of the utility model includes: two branches, the arrival end and hot water water of a branch
Source connection, another branch are connect with cold water source, and the outlet end of two branches is collected to export structure, and each road is all provided with
There is outlet quantitative valve, outlet quantitative valve is for making each branch to the flow restriction definite value of export structure.
Specifically, Fig. 1 is the structural schematic diagram of water supply pipe provided by the embodiment of the utility model, as shown in Figure 1, supplying water
Pipeline includes the first branch 1 and second branch 2, and the water inlet end and cold water source of the first branch 1 are connected, the water inlet of second branch 2
End is connected with hot water source；The first branch 1 is equipped with first outlet quantitative valve 4, after first outlet quantitative valve 4 exports it
The first branch 1 in water flow be always definite value；Second branch 2 is equipped with second outlet quantitative valve 6, and second outlet is quantitative
Valve 6 makes the water flow in the second branch 2 behind its outlet be always definite value；The water outlet of the first branch 1 and second branch 2
Water outlet is collected to the same export structure, which can be valve, is also possible to pipeline.
Water supply pipe provided by the embodiment of the utility model, the water inlet end and cold water source of the first branch 1 for being included
Connection, the water inlet end of second branch 2 are connect with hot water source, and the outlet end of two branches is collected to export structure, the first branch 1
It is equipped with first outlet quantitative valve 4, second branch 2 is equipped with second outlet quantitative valve 6, due to first outlet quantitative valve
4 make the water flow in the first branch 1 behind its outlet be always definite value, and second outlet quantitative valve 6 makes second behind its outlet
Water flow in branch 2 is always definite value, therefore, is guaranteeing opening for first outlet quantitative valve 4 and second outlet quantitative valve 6
Degree is than being water temperature required for user from the mixing water temperature come out in export structure in suitable situation, without repeatedly anti-
Polyphony section, has saved water resource；Simultaneously as first outlet quantitative valve 4 makes the water flow in the first branch 1 behind its outlet
It is always definite value, second outlet quantitative valve 6 makes the water flow in the second branch 2 behind its outlet be always definite value, is collected to
The hot water flow and cold water flow of export structure will not generate fluctuation, form the hot water of mixing water and cold water in export structure and match
Than constant, mixing water temperature will not generate fluctuation, bring more comfortable experience to user.
Further, outlet quantitative valve aperture is adjustable.First outlet quantitative valve 4 and second outlet quantitative valve 6
Aperture it is adjustable, to adjust the opening ratio of first outlet quantitative valve 4 and second outlet quantitative valve 6, to adjust the
The flow-rate ratio for the hot water that the cold water and second outlet quantitative valve 6 that one outlet quantitative valve 4 is supplied are supplied, is adjusted out to reach
The purpose of mouth structure leaving water temperature.
Further, outlet quantitative valve is flow control valve.First outlet quantitative valve 4 and second outlet quantitative valve
One in 6 is flow control valve, alternatively, first outlet quantitative valve 4 and second outlet quantitative valve 6 are that flow is adjusted
Valve.Flow control valve also known as self-operated flow control valve, flow balance valve, static balancing valve, it is a kind of stream of intuitive simplicity
Measure control set for adjusting, application traffic regulating valve can directly set flow according to design in pipe network, valve can under water effect,
Flow deviation caused by the automatic residual head for eliminating pipeline and pressure oscillation, no matter how system pressure, which changes, keeps setting
Constant flow is constant, these functions of the valve make pipe network flow adjust primary completion, and tune net work is become simple assignment of traffic, is had
The hydraulic misadjustment of the solution pipe network of effect.To when first outlet quantitative valve 4 is using flow control valve, after exporting it
Cold water flow in the first branch 1 is always definite value, without by residual head and pressure fluctuations；When second outlet proportional valve
When door 6 is using flow control valve, the hot water flow in second branch 2 after exporting it is always definite value, without being pressed by residue
Head and pressure fluctuations；When first outlet quantitative valve 4 and second outlet quantitative valve 6 are all made of flow control valve, when
When the hot water temperature in cold water and second branch 2 in one branch 1 is definite value, the mixing water temperature of export structure outflow is fixed
Value.
Further, outlet quantitative valve is speed governing valve.In first outlet quantitative valve 4 and second outlet quantitative valve 6
One be speed governing valve, alternatively, first outlet quantitative valve 4 and second outlet quantitative valve 6 are speed governing valve.Speed governing valve be into
Pressure compensated throttle valve is gone.It is connected in series by uniform-pressure-drop valve and throttle valve.The forward and backward pressure of throttle valve is guided to respectively
The valve core right side, left both ends are depressurized, when load pressure increases, the hydraulic coupling for then acting on relief pressure valve cartridge left end increases, and spool is right
It moves, pressure-reduction outlet increases, and pressure drop reduces, and makes also to increase, so that the pressure difference of throttle valve be made to remain unchanged；Vice versa.Thus make
The flow of speed governing valve is invariable.The inlet outlet pressure differential that throttle valve is able to maintain in load pressure variation is definite value.In this way, saving
After choke area is set up, no matter how load pressure changes, speed governing valve can keep constant by the flow of throttle valve, thus
Stablize the movement velocity of executive component.
Further, outlet quantitative valve is throttle valve.In first outlet quantitative valve 4 and second outlet quantitative valve 6
One be throttle valve, alternatively, first outlet quantitative valve 4 and second outlet quantitative valve 6 are throttle valve.It throttles setting up
After open area, the movement velocity base for the executive component that throttle valve can make load pressure variation less and motion homogeneous is of less demanding
It keeps stablizing in sheet.
Further, export structure is outlet pipe 3, and outlet pipe 3 is equipped with master switch valve 8.As shown in Figure 1, first
The water outlet on road 1 and the water outlet of second branch 2 are pooled to the water inlet of outlet pipe 3, and master switch valve 8 is arranged in outlet pipe 3
On.Due to the cold water flow definite value that first outlet quantitative valve 4 flows out the first branch 1, second outlet quantitative valve 6 makes the
The hot water flow of two branches 2 outflow is definite value, and after opening master switch valve 8, proper temperature and stabilization are flowed out in outlet pipe 3
Water, without adjusting the proportion of hot water or cold water repeatedly, it is only necessary to as needed adjust master switch valve 8 aperture.
Further, branch road is also in series with pressure reducing valve.
Specifically, the first branch 1 be equipped with concatenated first pressure reducing valve 5 of first outlet quantitative valve 4, first outlet is fixed
The sequence of amount valve 4 and the first pressure reducing valve 5 can be replaced mutually, specifically: it can be first outlet quantitative valve 4 formerly,
Cold water i.e. in the first branch 1 first passes through first outlet quantitative valve 4 using the first pressure reducing valve 5, is also possible to the first decompression
Formerly, i.e., the cold water in the first branch 1 first passes through the first pressure reducing valve 5 using first outlet quantitative valve 4 to valve 5；Second branch 2
Be equipped with concatenated second pressure reducing valve 7 of second outlet quantitative valve 6, second outlet quantitative valve 6 and the second pressure reducing valve 7 it is suitable
Sequence can be replaced mutually, specifically: can be second outlet quantitative valve 6 formerly, i.e., the cold water in second branch 2 first passes through
Second outlet quantitative valve 6 is also possible to the second pressure reducing valve 7 formerly using the second pressure reducing valve 7, i.e., cold in second branch 2
Water first passes through the second pressure reducing valve 7 using second outlet quantitative valve 6.
It should be noted that pressure reducing valve is fixed pressure reducing valve.One in first pressure reducing valve 5 and the second pressure reducing valve 7 or
Two are fixed pressure reducing valves.Fixed pressure reducing valve outlet pressure remains constant, is not influenced by inlet pressure, by uninterrupted.
Cold water source and usually all unstable with the outlet pressure of hot water source, when it is big when it is small, this results in export structure
Splash when water out, when and thread, very influence user experience；Pressure reducing valve is that inlet pressure is reduced to certain by adjusting
One outlet pressure needed, and by the energy of medium itself, so that outlet pressure is automatically kept stable valve.From hydrodynamics
From the viewpoint of, pressure reducing valve is the restricting element that a local resistance can change, i.e., by changing orifice size, makes flow velocity and stream
The kinetic energy of body changes, and the different pressure losses is caused, to achieve the purpose that decompression.Then by the tune of control and regulating system
Section, makes the fluctuation of downstream pressure balance each other with spring force, keeps constant downstream pressure in certain error range；First
Setting and concatenated first pressure reducing valve 5 of first outlet quantitative valve 4, the water flow pressure for keeping the first branch 1 to export are permanent on branch 1
Fixed, setting and concatenated second pressure reducing valve 7 of second outlet quantitative valve 6 in second branch 2 make to export in second branch 2
Water flow pressure is constant, and after two bursts of constant water flows of pressure are collected to export structure, the pressure of mixed flow still maintains constant, from
And from export structure come out mixing water pressure be constant all the time, splash when the water outlet of export structure is not in, when and thread
The case where.Finally, the mixing water temperature of export structure outflow is constant, pressure is constant, to ensure that it is suitable that temperature can be used in user
In, the stable water flow of pressure.
Optionally, pressure reducing valve is Diaphragm reducing valve.One or two in first pressure reducing valve 5 and the second pressure reducing valve 7
It is Diaphragm reducing valve.Diaphragm reducing valve is compared with other kinds of pressure reducing valve, under identical line size, diaphragm type decompression
The capacity of valve is big.
Optionally, pressure reducing valve is Directacting reducing valve.One in first pressure reducing valve 5 and the second pressure reducing valve 7 or
Two are Directacting reducing valves.For Directacting reducing valve with respect to other pressure reducing valves, small in size and use is economical.
Optionally, pressure reducing valve is piloted reducer.One or two in first pressure reducing valve 5 and the second pressure reducing valve 7
It is piloted reducer.Piloted reducer is the flow that medium is adjusted using the aperture of the intracorporal opening and closing element of control valve, will
The pressure reduction of medium, while the aperture of the effect adjusting opening and closing element by downstream pressure, make downstream pressure be maintained at certain model
In enclosing, in the continually changing situation of inlet pressure, keep outlet pressure in the range of setting.Piloted reducer, can be with
Reduce outlet pressure pulsations caused by changing due to flow.
Optionally, pressure reducing valve is proportion type reducing valve.One or two in first pressure reducing valve 5 and the second pressure reducing valve 7
It is proportion type reducing valve.Proportion type reducing valve, good appearance, reliable in quality, ratio is accurate, stable working, has both subtracted dynamic pressure or has subtracted
Static pressure.The pressure difference that the valve is generated using valve inner piston both ends difference section product, the pressure after changing valve, reaches decompression mesh
's.
Further, pressure reducing valve is direct acting pressure.One or two in first pressure reducing valve 5 and the second pressure reducing valve 7
A is direct acting pressure.Direct acting pressure directly drives valve by secondary side outlet pressure and opens and closes, so that when going out
When mouthful pressure is less than setting pressure, valve is automatically turned on, as valve wide open position to be reached, then with adjustable range of pressure and
It is associated to set pressure.By the movement of control chamber control valve, control chamber communicated pressure reducing valve by aperture and downstream pressure, works as valve
When pressure generates fluctuation afterwards, control chamber pushes flap movement, and pressure is kept to stablize, the pressure of pressure gauge display outlet.Direct Action Type
Pressure reducing valve use pressure balanced design, will not because of inlet pressure fluctuation and influence outlet pressure.
Further, the shell of the pressure reducing valve of same branch road and outlet quantitative valve are an integral structure.Pressure reducing valve
When first, the water outlet of pressure reducing valve is docked with the water inlet of outlet quantitative valve；When outlet quantitative valve is first, proportional valve is exported
The water outlet of door is docked with the water inlet of pressure reducing valve.When pressure reducing valve and outlet quantitative valve to be installed on branch road, without dividing
It An Zhuan pressure reducing valve and outlet quantitative valve, it is only necessary to will be installed by pressure reducing valve and the combination valve that is composed of outlet quantitative valve
On corresponding branch road, installation steps are simplified.
Embodiment two
Water supply device provided by the embodiment of the utility model includes: that shell, water supply device controlled valve and embodiment one mention
The water supply pipe of confession, shell are equipped with water outlet；Water supply pipe is located in shell, the export structure end of water supply pipe and the dress that supplies water
Controlled valve connection is set, water supply device controlled valve is connected to water outlet, and the valve rod of water supply device controlled valve stretches out shell.
Water supply device provided by the embodiment of the utility model, the water inlet for the first branch 1 that water supply pipe therein is included
End is connect with cold water source, and the water inlet end of second branch 2 is connect with hot water source, and the outlet end of two branches is collected to outlet knot
Structure, the first branch 1 are equipped with first outlet quantitative valve 4, and second branch 2 is equipped with second outlet quantitative valve 6, due to first
Outlet quantitative valve 4 makes the water flow in the first branch 1 behind its outlet be always definite value, and second outlet quantitative valve 6 makes it
The water flow in second branch 2 behind outlet is always definite value, therefore, is guaranteeing first outlet quantitative valve 4 and second outlet
It is water required for user from the mixing water temperature come out in export structure in the suitable situation of the opening ratio of quantitative valve 6
Temperature has saved water resource without repeatedly adjusting repeatedly；Simultaneously as first outlet quantitative valve 4 makes first behind its outlet
Water flow in road 1 is always definite value, and second outlet quantitative valve 6 makes the water flow in the second branch 2 behind its outlet always
For definite value, the hot water flow and cold water flow for being collected to export structure will not generate fluctuation, form mixing water in export structure
Hot water and cold water proportion it is constant, mixing water temperature will not generate fluctuation, bring more comfortable experience to user.
It is integrated into the shell of water supply device by the water supply pipe for providing embodiment one, meanwhile, water supply pipe goes out
Mouth structure end is connected to water supply device controlled valve, and water supply device controlled valve is connected to water outlet, the outlet of water supply pipe
The thermophilic mixing water that structure comes out supplies user by the water outlet of shell, and the valve rod of water supply device controlled valve stretches out shell,
So that user is manipulated the valve rod of water supply device controlled valve outside the shell, control the aperture of water supply device controlled valve and opens
It closes；One is ultimately formed without adjusting the water supply device for providing for thermophilic water flow and effluent temperature constancy.
Embodiment three
Water system provided by the embodiment of the utility model includes: the water supply pipe of first technical solution.
Water system provided by the embodiment of the utility model, the first branch 1 that the water supply pipe for being included is included
Water inlet end is connect with cold water source, and the water inlet end of second branch 2 is connect with hot water source, and the outlet end of two branches is collected to out
Mouth structure, the first branch 1 are equipped with first outlet quantitative valve 4, and second branch 2 is equipped with second outlet quantitative valve 6, due to
First outlet quantitative valve 4 makes the water flow in the first branch 1 behind its outlet be always definite value, second outlet quantitative valve 6
The water flow in second branch 2 after exporting it is always definite value, therefore, is guaranteeing first outlet quantitative valve 4 and second
It is required for user from the mixing water temperature come out in export structure in the suitable situation of opening ratio for exporting quantitative valve 6
Water temperature saved water resource without repeatedly adjusting repeatedly；Simultaneously as first outlet quantitative valve 4 export it after the
Water flow in one branch 1 is always definite value, and second outlet quantitative valve 6 makes the water flow in the second branch 2 behind its outlet
It is always definite value, the hot water flow and cold water flow for being collected to export structure will not generate fluctuation, formed in export structure and mixed
Hot water and the cold water proportion of Heshui are constant, and mixing water temperature will not generate fluctuation, bring more comfortable experience to user.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of water supply pipe characterized by comprising two branches, the arrival end of a branch and hot water source connect
It connects, another described branch is connect with cold water source, and the outlet end of two branches is collected to export structure, each branch
Road is equipped with outlet quantitative valve, and the outlet quantitative valve is used for the Flow Limit of each branch to the export structure
It is set to definite value.
2. water supply pipe according to claim 1, which is characterized in that the outlet quantitative valve aperture is adjustable.
3. water supply pipe according to claim 2, which is characterized in that the outlet quantitative valve is flow control valve.
4. water supply pipe according to claim 2, which is characterized in that the outlet quantitative valve is speed governing valve.
5. water supply pipe according to claim 1, which is characterized in that the export structure is outlet pipe, the outlet pipe
It is equipped with master switch valve.
6. water supply pipe according to claim 1-5, which is characterized in that the branch road is also in series with decompression
Valve.
7. water supply pipe according to claim 6, which is characterized in that the pressure reducing valve is Diaphragm reducing valve.
8. water supply pipe according to claim 7, which is characterized in that the shell of the pressure reducing valve of the same branch road
With being an integral structure for the outlet quantitative valve.
9. a kind of water supply device characterized by comprising shell, water supply device controlled valve and such as claim 1-8 are any
Water supply pipe described in, the shell are equipped with water outlet；
The water supply pipe is located in the shell, the export structure end of the water supply pipe and the water supply device switch valve
Door connection, the water supply device controlled valve are connected to the water outlet, and the valve rod of the water supply device controlled valve stretches out institute
State shell.
10. a kind of water system characterized by comprising the described in any item water supply pipes of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035597.7U CN208235644U (en) | 2018-01-08 | 2018-01-08 | Water supply pipe, water supply device and water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820035597.7U CN208235644U (en) | 2018-01-08 | 2018-01-08 | Water supply pipe, water supply device and water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208235644U true CN208235644U (en) | 2018-12-14 |
Family
ID=64578188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820035597.7U Active CN208235644U (en) | 2018-01-08 | 2018-01-08 | Water supply pipe, water supply device and water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208235644U (en) |
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2018
- 2018-01-08 CN CN201820035597.7U patent/CN208235644U/en active Active
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