CN104713230B - A kind of water-control device of Teat pump boiler - Google Patents
A kind of water-control device of Teat pump boiler Download PDFInfo
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- CN104713230B CN104713230B CN201510123930.0A CN201510123930A CN104713230B CN 104713230 B CN104713230 B CN 104713230B CN 201510123930 A CN201510123930 A CN 201510123930A CN 104713230 B CN104713230 B CN 104713230B
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Abstract
The invention discloses a kind of water-control device of Teat pump boiler, including the water heater body with heating water tank, equipped with extraction pipeline on water heater body, draw inlet pipeline, outlet pipeline, circulation line, gas-guide pipeline that pipeline includes connecting with heating water tank, Five-way tube body, the first unidirectional water inflow component installed in Five-way tube body, the second unidirectional water inflow component, the first one-way air inlet component and inlet pipeline, outlet pipeline, circulation line, the respective outer side edges of gas-guide pipeline are installed on the inlet pipeline.The water-control device of the Teat pump boiler of the present invention ensures heating water tank, the pressure balance in pipeline; prevent water backflow phenomenon; Teat pump boiler is protected, avoids influenceing water velocity because of negative pressure again, ensures waterflow stabilization; and Five-way tube body replaces one-way water inlet valve, the breather cheek valve of traditional external; part is few, is not limited by installation site, easy for installation; again not by F. O. D, effectively extend its service life.
Description
Technical field
The present invention relates to the control unit of Teat pump boiler, more particularly to a kind of water-control device of Teat pump boiler.
Background technology
For existing Teat pump boiler in routine use, heating water tank is typically suspended on the eminence of wall, when hydraulic pressure deficiency
Or when cutting off the water, the water in heating water tank can be back in water inlet pipe by Action of Gravity Field from water inlet, make to lack in heating water tank
The situation of water.Water shortage, which can make, in heating water tank produces negative pressure in casing, when user opens Teat pump boiler, due to heating water
Negative pressure in case be present, make current promptly along inlet pipeline, heating water tank, outlet pipeline and outwards spray.Current spray existing
As except make flow instability, influence Teat pump boiler heating effect in addition to, instantaneous velocity mistake when being opened because of Teat pump boiler
It hurry up, expulsion events occur in water side, leverage the stability that Teat pump boiler uses.
The defects of for existing Teat pump boiler, Teat pump boiler on the market can be according to actual needs equipped with unidirectional
Water intaking valve, breather cheek valve, relief valve.Though above-mentioned valve body to a certain extent anti-backflow, balance heating water tank, the pressure of pipeline
Power, water velocity is stabilized, but above-mentioned valve body is generally all placed on pipeline, its installing component is more, and because of water heater sheet
The space of body installation is smaller, and valve body installation is easily limited by installation site, causes its installation cumbersome.In addition, using
During, dirty Material-of-the-active is easily gathered in pipeline and heating water tank inner bag, or even hinder water in pipeline and heating water tank inner bag
Flowing, equally have a strong impact on the normal use of water heater.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of water for preventing pipeline, gas to flow back, it is ensured that adds
The water-control device of the Teat pump boiler of pressure balance, waterflow stabilization in boiler and pipeline.
Another object of the present invention is to overcome the deficiencies in the prior art, there is provided one kind is not limited by installation site, installed
The water-control device of convenient Teat pump boiler.
Another object of the present invention is to overcome the deficiencies in the prior art, there is provided one kind can exclude heating water tank, in pipeline
Dirt, ensure water heater using effect Teat pump boiler water-control device.
On the other hand, a kind of water-control device of Teat pump boiler of the present invention, including the water heater body with heating water tank, heat
Equipped with extraction pipeline on hydrophone body, wherein, inlet pipeline, the outlet pipe drawn pipeline and include connecting with heating water tank
Road, pressure relief pipe, gas-guide pipeline and blowoff line, the inlet pipeline are provided with Five-way tube body, and Five-way tube body includes and water inlet
Intake antrum, air guide chamber, pressure-releasing chamber and the blowdown chamber that pipeline, gas-guide pipeline, pressure relief pipe and blowoff line connect, the intake antrum
Unidirectional water inflow component is installed, one-way air inlet component is installed on air guide chamber, pressure-releasing chamber is provided with pressure release component.
Being optimized according to above-mentioned, the gas-guide pipeline communicates with heating water tank inner chamber or with outlet pipeline, or with adding
Hot water box cavity, outlet pipeline communicate.
Optimized according to above-mentioned, the air guide chamber is arranged at the left side of intake antrum, and blowdown chamber is arranged at the right side of intake antrum
Side, pressure-releasing chamber are arranged at the upper end of intake antrum.
Or the air guide chamber is arranged at the rear side of intake antrum, blowdown chamber is arranged at the downside of intake antrum, and pressure-releasing chamber is set
In the upper end of intake antrum.
Optimized according to above-mentioned, the air guide chamber horizontally be arranged at the rear side of intake antrum.
Or the air guide chamber is arranged at the rear side of intake antrum with being gradually inclined upwardly.
Or the air guide chamber is obliquely arranged at the rear side of intake antrum gradually downward.
Optimized according to above-mentioned, the air guide chamber is abreast arranged at the upper end of intake antrum with pressure-releasing chamber, and blowdown chamber is set
It is placed in the downside of intake antrum.
Optimized according to above-mentioned, the unidirectional water inflow component is installed on the water inlet of intake antrum.
Optimized according to above-mentioned, the unidirectional water inflow component includes fixed into water-stop fixed block, water inlet piston rod, water inlet
Position spring, enters water-stop fixed block and is fixed on the water inlet of intake antrum, and enters water-stop fixed block and be provided with water inlet breach, enters
The top top pressure of water retaining spring water inlet piston rod, and the end for retaining spring of intaking is positioned on the internal face of intake antrum, is entered
Water piston bar with enter water-stop fixed block be adapted to installation and by intake retaining spring sealing or depart from water inlet breach on.
Optimized according to above-mentioned, the one-way air inlet component is installed at the gas outlet of air guide chamber.
Optimized according to above-mentioned, the one-way air inlet component is fixed including inlet seal fixed block, inlet piston bar, air inlet
Position spring, inlet seal fixed block is fixed at the gas outlet of air guide chamber, and inlet seal fixed block is provided with air inlet breach, enters
The top top pressure of gas retaining spring inlet piston bar, and the end of air inlet retaining spring is positioned on the internal face of intake antrum, entered
Gas piston rod is adapted to inlet seal fixed block to be installed and seals or depart from air inlet breach by air inlet retaining spring.
Optimized according to above-mentioned, the pressure release component includes being installed on the sealing gasket of air guide intracavitary, control valve rod, pressure regulation
Spring, cushion block, movable block, sealing gasket are sealedly attached to the top in pressure-releasing chamber, control valve rod top sequentially pass through sealing gasket,
Valve seat, inlet pipeline tube wall and be positioned on the tube wall of inlet pipeline, control the end of valve rod to be connected on cushion block, pressure regulation bullet
Spring is set on control valve rod, and the top top pressure of pressure spring sealing gasket, and the end of pressure spring is located by connecting in activity
On block, movable block is set on control valve rod and can moved up and down along control valve rod, and cushion block be adapted to movable block to be installed and equal
On air inlet in pressure-releasing chamber, there is the venthole being connected with pressure relief pipe on the inside of pressure-releasing chamber.
The beneficial effects of the present invention are be provided with Five-way tube body, and Five-way tube by being adapted in feed water flow pipeline
Unidirectional water inflow component, pressure release component, one-way air inlet component and inlet pipeline, outlet pipeline, pressure relief pipe, the airway tube that body is installed
The respective outer side edges on road, can by heating water tank, pipeline release, it is ensured that the pressure balance in heating water tank, pipeline, prevent water from flowing back
Phenomenon, Teat pump boiler is protected, avoids influenceing water velocity because of negative pressure again, ensure waterflow stabilization；Moreover, Five-way tube body replaces
The combination installation of the one-way water inlet valve, breather cheek valve, relief valve of traditional external, part is few, is not limited by installation site, peace
Dress is convenient, and not by the service life of F. O. D, effectively extension Five-way tube body；Further, it is provided with the valve seat of Five-way tube body
Blowdown chamber is connected with blowoff line, effectively by the sewage and dirt in the heating water tank of water heater, pipeline, it is ensured that water source is clear
It is clean, ensure the normal use of water heater.
Brief description of the drawings
Fig. 1 is the structural representation of the water inlet embodiment of the present invention first.
Fig. 2 is the structural representation of first group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 3 is the sectional view of first group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 4 is the sectional view of first group of another angle of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 5 is the structural representation of second group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 6 is the structural representation of the 3rd group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 7 is the structural representation of the 4th group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 8 is the structural representation of the 5th group of Five-way tube body in the water inlet embodiment of the present invention first.
Fig. 9 is the structural representation of the water inlet embodiment of the present invention second.
Figure 10 is the structural representation of the water inlet embodiment of the present invention the 3rd.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings, and Fig. 1 to Fig. 4 shows embodiments of the invention, the heat
The water-control device of pump water heater, including the water heater body with heating water tank 1, should equipped with pipeline is drawn on water heater body
Draw inlet pipeline 2, outlet pipeline 3, pressure relief pipe 4, gas-guide pipeline 5 and blow-off pipe that pipeline includes connecting with heating water tank 1
Road 10.Wherein, adaptation has been provided with Five-way tube body 6 in the inlet pipeline 2.The Five-way tube body 6 include respectively with inlet pipeline
2nd, intake antrum 62, air guide chamber 63, pressure-releasing chamber 64 and the blowdown chamber 61 that gas-guide pipeline 5, pressure relief pipe 4 and blowoff line 10 connect.
The Five-way tube body 6 adaptation be provided with the inner chamber of inlet pipeline 2, and Five-way tube body 6 can with the integrated setting of inlet pipeline 2,
Structure simplifies.However, Five-way tube body 6 can be according to practical application also external on inlet pipeline.Also, the intake antrum 62 is pacified
Equipped with unidirectional water inflow component 7, one-way air inlet component 8 is installed on air guide chamber 63, pressure-releasing chamber 64 is provided with pressure-releasing chamber 9.Instead of passing
Unite one-way water inlet valve, the breather cheek valve of separately installed external, part is few, is not limited by installation site, easy for installation, again
Not by the service life of F. O. D, effectively extension Five-way tube body 6.
For reference picture 2 to shown in Fig. 4, the concrete structure of the Five-way tube body 6 is as follows, the intake antrum 62 and inlet pipeline 2
It is interior it is logical communicate, the outlet side of air guide chamber 63 is connected on the air inlet end of gas-guide pipeline 5.Wherein, the gas-guide pipeline 5 respectively with
The inner chamber of heating water tank 1, outlet pipeline 3 communicate.Avoid the air pressure in water heater too low, it is ensured that the normal use of water heater.And
Pressure-releasing chamber 64 has venthole 65, and venthole 65 is connected with the air inlet end of pressure relief pipe 4, avoids the air pressure in water heater too high, really
The normal use of thermal protection hydrophone.And the outlet of blowdown chamber 61 is connected with the entrance of blowoff line 10., should during normal use
The water side of blowdown chamber 61 can be blocked by capping.Using the regular period, capping can be broken a seal, by blowoff line 10 and blowdown chamber
61 water side connection is logical, so as to by the sewage and dirt in the heating water tank 1 of water heater, pipeline, it is ensured that water source cleans, and ensures
The normal use of water heater.
Reference picture 2 is to shown in Fig. 4, and further refinement, the air guide chamber 63 are arranged at the left side of intake antrum 62, blowdown chamber 61
The right side of intake antrum 62 is arranged at, pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62.Wherein, the unidirectional water inflow component 7 is installed
In the water inlet of intake antrum 62.The unidirectional water inflow component 7 includes fixed into water-stop fixed block 71, water inlet piston rod 72, water inlet
Position spring 73, enter water-stop fixed block 71 and be fixed on the water inlet of intake antrum 62, and enter water-stop fixed block 71 be provided with into
Water breach 74, the top top pressure of water inlet retaining spring 73 water inlet piston rod 72, the end of water inlet retaining spring 73 be positioned at into
On the internal face of water cavity 62, water inlet piston rod 72 and enter water-stop fixed block 71 be adapted to install and it is close by retaining spring 73 of intaking
Seal or depart from water inlet breach 74.That is, current unidirectionally enter fashionable from the water inlet end of intake antrum 62, and unidirectional water inflow component 7 is opened；
If outlet pipeline flows, unidirectional water inflow component 7 is closed, effectively avoid heating water tank 1, the water of outlet pipeline 3 because of negative pressure and
There is backflow phenomenon, protect Teat pump boiler, it is ensured that the normal use of Teat pump boiler.
To shown in Fig. 4, the one-way air inlet component 8 is installed at the gas outlet of air guide chamber 63 reference picture 2.Wherein, it is described
One-way air inlet component 8 includes inlet seal fixed block 81, inlet piston bar 82, air inlet retaining spring 83, inlet seal fixed block
81 are fixed at the gas outlet of air guide chamber 63, and inlet seal fixed block 81 is provided with air inlet breach 84, air inlet retaining spring 83
Top top pressure inlet piston bar 82, the end of air inlet retaining spring 83 is positioned on the internal face of intake antrum 62, air inlet live
Stopper rod 82 is adapted to inlet seal fixed block 81 to be installed and seals or depart from air inlet breach 84 by air inlet retaining spring 83.
When going out negative pressure in water heater, outside gas top opening one-way air intake assembly 8, make gas-guide pipeline 5, air guide chamber 63, inlet pipeline
2nd, heating water tank 1 communicates, in time to water heater make-up gas.Avoid occurring the too low situation of air pressure in water heater and influenceing current
Speed, protect Teat pump boiler, it is ensured that the normal use of Teat pump boiler.
Shown in reference picture 2 and 4, pressure release component 9 is installed in pressure-releasing chamber 64.Wherein, pressure release component 9 includes being installed on pressure release
Sealing gasket 91, control valve rod 92, pressure spring 93, cushion block 94, movable block 95 in chamber 64, sealing gasket 91 are sealedly attached to pressure release
Top in chamber 64, control valve rod 92 top sequentially pass through sealing gasket 91, valve seat 61, inlet pipeline 2 tube wall and be positioned at
On the tube wall of inlet pipeline 2, the end of control valve rod 92 is connected on cushion block 94, and pressure spring 93 is set in control valve rod 92
On, and the top top pressure of pressure spring 93 sealing gasket 91, and the end of pressure spring 93 is located by connecting on movable block 95, activity
Block 95 is set on control valve rod 92 and can moved up and down along control valve rod 92, and cushion block 94 be adapted to movable block 95 to be installed and equal
On air inlet in pressure-releasing chamber 64, there is the venthole 65 being connected with pressure relief pipe 4 inner side of pressure-releasing chamber 64.That is, when in water heater
Air pressure it is too high when, normally closed pressure release component can be moved up and opened by internal air pressure, make intake antrum 62, pressure-releasing chamber 64,
Pressure relief pipe 4 communicates, and causes the heating water tank 1 of Teat pump boiler, pipeline largely to carry out release, ensures Teat pump boiler
Heating water tank 1, pipeline pressure balance, protect Teat pump boiler, ensure waterflow stabilization.
Shown in reference picture 5, the second embodiment of Five-way tube body 6, it is with above-mentioned difference, the air guide chamber 63 is set
In the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, and pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and
The air guide chamber 63 horizontally be arranged at the rear side of intake antrum 62.So, Five-way tube body 6 not only reduces the use of part, and
Volume is installed and used in reduction, easy for installation.
Shown in reference picture 6, the 3rd embodiment of Five-way tube body 6, it is with above-mentioned difference, the air guide chamber 63 is set
In the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, and pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and
And air guide chamber 63 is gradually arranged at the rear side of intake antrum 62 with being inclined upwardly.The engaged position of air guide chamber 63 is reduced, is further subtracted
The overall volume of few Five-way tube body 6, it is easy for installation, using simple.
Shown in reference picture 7, the fourth embodiment of Five-way tube body 6, it is with above-mentioned difference, the air guide chamber 63 is set
In the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, and pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and
And air guide chamber 63 is obliquely arranged at the rear side of intake antrum 62 gradually downward.The engaged position of air guide chamber 63 is reduced, is further subtracted
The overall volume of few Five-way tube body 6, it is easy for installation, using simple.
Shown in reference picture 8, the 5th embodiment of Five-way tube body 6, it is with above-mentioned difference, the air guide chamber 63 is with letting out
Pressure chamber 64 is abreast arranged at the upper end of intake antrum 62, and blowdown chamber 61 is arranged at the downside of intake antrum 62.It is rational in infrastructure, subtract significantly
The overall volume of few Five-way tube body 6, it is easy for installation, using simple.
In addition, in actual applications, the gas-guide pipeline 5 communicates with the inner chamber of heating water tank 1, as shown in Figure 9；Or state
Gas-guide pipeline 5 communicates with outlet pipeline 3, as shown in Figure 10.Equally can in time to water heater make-up gas, avoid because of negative pressure and
Water velocity is influenceed, ensures waterflow stabilization, protects Teat pump boiler.
Summary, by inlet pipeline 2 using this structure Five-way tube body 6, and Five-way tube body 6 install unidirectionally enter
Water assembly 7, pressure release component 9, one-way air inlet component 8 and inlet pipeline 2, outlet pipeline 3, pressure relief pipe 4, the knot of gas-guide pipeline 5
Structure coordinates, and effectively eliminates following phenomenon：（1）, the water inlet end of heating water tank 1 cut off the water, delivery port close, because the Action of Gravity Field of water draws
The aqueous reflux in heating water tank 1 is played, causes heating water tank 1 negative pressure occur, damages heating water tank 1；（2）, heating water tank 1 and use water
Point has certain difference in height, and aloft, when water inlet pipe is cut off the water, the water of inner bag flows out heating water tank 1 during opening water spot, i.e., can
Cause heating water tank 1 to produce the situation of negative pressure, damage heating water tank 1；（3）, water tank and there is certain difference in height with water spot, add
Boiler 1 aloft, when water inlet pipe hydraulic pressure is too low（The flow velocity of water is excessively slow）, water speed is gone out when opening is with water spot and is much larger than into water speed
Degree, equally occur that heating water tank 1 produces the situation of negative pressure, damage heating water tank 1.Further, Five-way tube body 2 has blowoff line company
The blowdown chamber connect, effectively by the sewage and dirt in the heating water tank 1 of water heater, pipeline, it is ensured that water source cleans, and ensures hot water
The normal use of the heating water tank 1 of device.
Above-mentioned specific embodiment is only the preferable embodiment of effect of the present invention, all identical or equivalent with this structure
The water-control device of Teat pump boiler, in the protection domain of the application.
Claims (7)
1. a kind of water-control device of Teat pump boiler, including with heating water tank（1）Water heater body, fill on water heater body
There is extraction pipeline, it is characterised in that：The extraction pipeline includes and heating water tank（1）The inlet pipeline of connection（2）, outlet pipeline
（3）, pressure relief pipe（4）, gas-guide pipeline（5）And blowoff line（10）, the inlet pipeline（2）It is provided with Five-way tube body（6）, five
Siphunculus body（6）Including respectively with inlet pipeline（2）, gas-guide pipeline（5）, pressure relief pipe（4）And blowoff line（10）Connection is entered
Water cavity（62）, air guide chamber（63）, pressure-releasing chamber（64）And blowdown chamber（61）, the intake antrum（62）Unidirectional water inflow component is installed
（7）, air guide chamber（63）On one-way air inlet component is installed（8）, pressure-releasing chamber（64）Pressure release component is installed（9）；
The air guide chamber（63）With pressure-releasing chamber（64）Abreast it is arranged at intake antrum（62）Upper end, blowdown chamber（61）Be arranged at into
Water cavity（62）Downside；
The one-way air inlet component（8）It is installed on air guide chamber（63）Gas outlet at；
The unidirectional water inflow component（7）It is installed on intake antrum（62）Water inlet；
The unidirectional water inflow component（7）Including entering water-stop fixed block（71）, water inlet piston rod（72）, water inlet retaining spring
（73）, enter water-stop fixed block（71）It is fixed on intake antrum（62）Water inlet, and enter water-stop fixed block（71）It is provided with
Water inlet breach（74）, retaining spring of intaking（73）Top top pressure water inlet piston rod（72）, retaining spring of intaking（73）End
End is positioned at intake antrum（62）Internal face on, intake piston rod（72）With entering water-stop fixed block（71）Adaptation is installed and passed through
Water inlet retaining spring（73）Seal or depart from water inlet breach（74）On；
The one-way air inlet component（8）Including inlet seal fixed block（81）, inlet piston bar（82）, air inlet retaining spring
（83）, inlet seal fixed block（81）It is fixed on air guide chamber（63）Gas outlet at, and inlet seal fixed block（81）It is provided with
Air inlet breach（84）, air inlet retaining spring（83）Top top pressure inlet piston bar（82）, air inlet retaining spring（83）End
End is positioned at intake antrum（62）Internal face on, inlet piston bar（82）With inlet seal fixed block（81）Adaptation is installed and passed through
Air inlet retaining spring（83）Seal or depart from air inlet breach（84）On；
The pressure release component（9）Including being installed on pressure-releasing chamber（64）Interior sealing gasket（91）, control valve rod（92）, pressure spring
（93）, cushion block（94）, movable block（95）, sealing gasket（91）It is sealedly attached to pressure-releasing chamber（64）Interior top, control valve rod（92）
Top sequentially pass through sealing gasket（91）, valve seat（61）, inlet pipeline（2）Tube wall and be positioned at inlet pipeline（2）Tube wall
On, control valve rod（92）End be connected to cushion block（94）On, pressure spring（93）It is set in control valve rod（92）On, and pressure regulation
Spring（93）Top top pressure sealing gasket（91）, pressure spring（93）End be located by connecting in movable block（95）On, activity
Block（95）It is set in control valve rod（92）Above and can be along control valve rod（92）Move up and down, cushion block（94）With movable block（95）It is suitable
With installing and be in pressure-releasing chamber（64）Air inlet on, pressure-releasing chamber（64）Inner side has and pressure relief pipe（4）The venthole of connection
（65）.
2. the water-control device of Teat pump boiler according to claim 1, it is characterised in that：The gas-guide pipeline（5）With heating
Water tank（1）Inner chamber or outlet pipeline（3）Communicate, or and heating water tank（1）Inner chamber, outlet pipeline（3）Communicate.
3. the water-control device of Teat pump boiler according to claim 1, it is characterised in that：The air guide chamber（63）It is arranged at
Intake antrum（62）Left side, blowdown chamber（61）It is arranged at intake antrum（62）Right side, pressure relief pipe（4）It is arranged at intake antrum（62）
Upper end.
4. the water-control device of Teat pump boiler according to claim 1, it is characterised in that：The air guide chamber（63）It is arranged at
Intake antrum（62）Rear side, blowdown chamber（61）It is arranged at intake antrum（62）Downside, pressure relief pipe（4）It is arranged at intake antrum（62）
Upper end.
5. the water-control device of Teat pump boiler according to claim 4, it is characterised in that：The air guide chamber（63）Flatly
It is arranged at intake antrum（62）Rear side.
6. the water-control device of Teat pump boiler according to claim 4, it is characterised in that：The air guide chamber（63）Gradually to
On be obliquely arranged at intake antrum（62）Rear side.
7. the water-control device of Teat pump boiler according to claim 4, it is characterised in that：The air guide chamber（63）Gradually to
Under be obliquely arranged at intake antrum（62）Rear side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123930.0A CN104713230B (en) | 2015-03-21 | 2015-03-21 | A kind of water-control device of Teat pump boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510123930.0A CN104713230B (en) | 2015-03-21 | 2015-03-21 | A kind of water-control device of Teat pump boiler |
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| CN104713230A CN104713230A (en) | 2015-06-17 |
| CN104713230B true CN104713230B (en) | 2018-01-12 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105928203B (en) * | 2016-04-27 | 2018-11-06 | 广东高而美制冷设备有限公司 | A kind of energy-saving static heating air energy water-heater water tank |
| CN106895588A (en) * | 2017-02-22 | 2017-06-27 | 合肥舒实工贸有限公司 | A kind of water heater pressure control device |
| CN113531193B (en) * | 2021-07-30 | 2022-08-19 | 宁波昊盈卫浴科技有限公司 | Instant heating water pipe joint |
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| CN104713230A (en) | 2015-06-17 |
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