CN204478487U - 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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- CN204478487U CN204478487U CN201520160134.XU CN201520160134U CN204478487U CN 204478487 U CN204478487 U CN 204478487U CN 201520160134 U CN201520160134 U CN 201520160134U CN 204478487 U CN204478487 U CN 204478487U
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Abstract
The utility model discloses a kind of water-control device of Teat pump boiler, comprise the water heater body with heating water tank, extraction pipeline water heater body is equipped with, draw pipeline and comprise the inlet pipeline be communicated with heating water tank, outlet pipeline, circulation line, gas-guide pipeline, described inlet pipeline is installed five-way body, the the first unidirectional water inflow assembly installed in five-way body, second unidirectional water inflow assembly, first one-way air inlet assembly and inlet pipeline, outlet pipeline, circulation line, the respective outer side edges of gas-guide pipeline, heating water tank guaranteed by the water-control device of Teat pump boiler of the present utility model, pressure balance in pipeline, anti-sealing backflow phenomenon, protection Teat pump boiler, avoid again affecting water velocity because of negative pressure, ensure waterflow stabilization, and five-way body replaces the one-way water inlet valve of traditional external, breather cheek valve, parts are few, do not limit by installation site, easy for installation, again not by F. O. D, effective prolongation its service life.
Description
Technical field
The utility model relates to the control assembly of Teat pump boiler, particularly relates to a kind of water-control device of Teat pump boiler.
Background technology
Existing Teat pump boiler is in routine use, and heating water tank is generally suspended on the eminence of wall, when hydraulic pressure is not enough or when cutting off the water, the water gravitate in heating water tank can be back to water inlet pipe from water inlet, makes the situation occurring lack of water in heating water tank.In heating water tank, lack of water can make in casing and produce negative pressure, when user opens Teat pump boiler, owing to there is negative pressure in heating water tank, makes current promptly along inlet pipeline, heating water tank, outlet pipeline and outwards spraying.Current ejection phenomenon is except making flow instability, affecting except the heating effect of Teat pump boiler, and because instantaneous velocity when Teat pump boiler is opened is too fast, water side there will be expulsion events, greatly have impact on the stability that Teat pump boiler uses.
For the defect of existing Teat pump boiler, Teat pump boiler on the market can be equipped with one-way water inlet valve, breather cheek valve, relief valve according to actual needs.Though above-mentioned valve body to a certain extent anti-backflow, balance heating water tank, pipeline pressure, stabilize water velocity, but above-mentioned valve body is generally all placed on pipeline, its installing component is more, and because of water heater itself install space less, valve body is installed easily by the restriction of installation site, causes its installation extremely to bother.In addition, in use, in pipeline and heating water tank inner bag, easily gather dirty Material-of-the-active, even hinder the flowing of water in pipeline and heating water tank inner bag, have a strong impact on the normal use of water heater equally.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of prevent pipeline water, gas backflow, guarantee the water-control device of Teat pump boiler of the pressure balance in heating water tank and pipeline, waterflow stabilization.
Another object of the present utility model is to overcome the deficiencies in the prior art, provides a kind of not by the water-control device of installation site restriction, Teat pump boiler easy for installation.
Another object of the present utility model is to overcome the deficiencies in the prior art, provides a kind of dirt got rid of in heating water tank, pipeline, guarantees the water-control device of the Teat pump boiler of water heater result of use.
To this, the water-control device of a kind of Teat pump boiler of the present utility model, comprise the water heater body with heating water tank, extraction pipeline water heater body is equipped with, wherein, described extraction pipeline comprises the inlet pipeline be communicated with heating water tank, outlet pipeline, pressure relief pipe, gas-guide pipeline and blowoff line, described inlet pipeline is provided with five-way body, five-way body comprises and inlet pipeline, gas-guide pipeline, the intake antrum that pressure relief pipe and blowoff line connect, air guide chamber, pressure-releasing chamber and blowdown chamber, described intake antrum is provided with unidirectional water inflow assembly, air guide chamber is provided with one-way air inlet assembly, pressure-releasing chamber is provided with pressure release assembly.
Be optimized according to above-mentioned, described gas-guide pipeline is with heating water tank inner chamber or communicate with outlet pipeline, or all communicates with heating water tank inner chamber, outlet pipeline.
Be optimized according to above-mentioned, described air guide chamber is arranged at the left side of intake antrum, and blowdown chamber is arranged at the right side of intake antrum, and pressure-releasing chamber is arranged at the upper end of intake antrum.
Or described 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 arranged at the upper end of intake antrum.
Be optimized according to above-mentioned, described air guide chamber is flatly arranged at the rear side of intake antrum.
Or described air guide chamber is arranged at the rear side of intake antrum with being inclined upwardly gradually.
Or described air guide chamber dips down gradually and is tiltedly arranged at the rear side of intake antrum.
Be optimized according to above-mentioned, described air guide chamber and pressure-releasing chamber are arranged at the upper end of intake antrum abreast, and blowdown chamber is arranged at the downside of intake antrum.
Be optimized according to above-mentioned, described unidirectional water inflow assembly is installed on the water inlet of intake antrum.
Be optimized according to above-mentioned, described unidirectional water inflow assembly comprises into water sealing fixed block, water inlet piston rod, water inlet retainer spring, water inlet sealing fixed block is fixed on the water inlet of intake antrum, and water inlet sealing fixed block is provided with into water breach, the top, top of water inlet retainer spring press against into water piston rod, the end of water inlet retainer spring is positioned on the internal face of intake antrum, and water inlet piston rod and water inlet seals that fixed block is adaptive to be installed and the retainer spring that passes through to intake seals or departs from breach of intaking.
Be optimized according to above-mentioned, described one-way air inlet assembly is installed on the gas outlet place in air guide chamber.
Be optimized according to above-mentioned, described one-way air inlet assembly comprises air inlet sealing fixed block, inlet piston bar, air inlet retainer spring, air inlet sealing fixed block is fixed on the gas outlet place in air guide chamber, and air inlet sealing fixed block is provided with air inlet breach, the top, top of air inlet retainer spring press against inlet piston bar, the end of air inlet retainer spring is positioned on the internal face of intake antrum, and inlet piston bar and air inlet are sealed fixed block adaptation and install and sealed by air inlet retainer spring or depart from air inlet breach.
Be optimized according to above-mentioned, described pressure release assembly comprises the sealing gasket be installed in air guide chamber, control valve rod, pressure spring, cushion block, movable block, sealing gasket is sealedly attached to the top in pressure-releasing chamber, sealing gasket is run through successively in the top controlling valve rod, valve seat, the tube wall of inlet pipeline is also positioned on the tube wall of inlet pipeline, the end controlling valve rod is connected on cushion block, pressure spring is set in and controls on valve rod, and top, the top of pressure spring press against sealing gasket, the end of pressure spring is located by connecting on movable block, movable block is set in and controls on valve rod and can move up and down along control valve rod, cushion block and movable block adaptation are installed and are all on the air inlet of pressure-releasing chamber, the venthole be connected with pressure relief pipe is had inside pressure-releasing chamber.
The beneficial effects of the utility model are, by adaptation in feed water flow pipeline, five-way body is installed, and the respective outer side edges of the unidirectional water inflow assembly of five-way body installation, pressure release assembly, one-way air inlet assembly and inlet pipeline, outlet pipeline, pressure relief pipe, gas-guide pipeline, can by heating water tank, pipeline release, guarantee the pressure balance in heating water tank, pipeline, anti-sealing backflow phenomenon, protection Teat pump boiler, avoid again affecting water velocity because of negative pressure, ensure waterflow stabilization; And five-way body replaces the combination of the one-way water inlet valve of traditional external, breather cheek valve, relief valve to install, and parts are few, do not limit by installation site, easy for installation, again not by F. O. D, effectively extends the service life of five-way body; Further, the blowdown chamber be provided with in the valve seat of five-way body is connected with blowoff line, effectively by the sewage in the heating water tank of water heater, pipeline and dirt, guarantees that water source cleans, and ensures the normal use of water heater.
Accompanying drawing explanation
Fig. 1 is that the utility model first is intake the structural representation of embodiment.
Fig. 2 is that the utility model first to be intake in embodiment the structural representation of five-way body of first group.
Fig. 3 is that the utility model first to be intake in embodiment the sectional view of five-way body of first group.
Fig. 4 is that the utility model first to be intake in embodiment the sectional view of another angle of five-way body of first group.
Fig. 5 is that the utility model first to be intake in embodiment the structural representation of five-way body of second group.
Fig. 6 is that the utility model first to be intake in embodiment the structural representation of five-way body of the 3rd group.
Fig. 7 is that the utility model first to be intake in embodiment the structural representation of five-way body of the 4th group.
Fig. 8 is that the utility model first to be intake in embodiment the structural representation of five-way body of the 5th group.
Fig. 9 is that the utility model second is intake the structural representation of embodiment.
Figure 10 is the structural representation of the utility model the 3rd water inlet embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model will be further described, Fig. 1 to Fig. 4 illustrates embodiment of the present utility model, the water-control device of described Teat pump boiler, comprise the water heater body with heating water tank 1, water heater body is equipped with extraction pipeline, this extraction pipeline comprises the inlet pipeline 2, outlet pipeline 3, pressure relief pipe 4, gas-guide pipeline 5 and the blowoff line 10 that are communicated with heating water tank 1.Wherein, in described inlet pipeline 2, adaptation has been provided with five-way body 6.This five-way body 6 comprise be connected with inlet pipeline 2, gas-guide pipeline 5, pressure relief pipe 4 and blowoff line 10 respectively intake antrum 62, air guide chamber 63, pressure-releasing chamber 64 and blowdown chamber 61.This five-way body 6 adaptation is provided with in the inner chamber of inlet pipeline 2, and five-way body 6 can with inlet pipeline 2 integrated setting, structure simplify.But five-way body 6 also can be able to be placed on inlet pipeline according to practical application.Further, described intake antrum 62 is provided with unidirectional water inflow assembly 7, air guide chamber 63 is provided with one-way air inlet assembly 8, and pressure-releasing chamber 64 is provided with pressure-releasing chamber 9.One-way water inlet valve, the breather cheek valve of the external replacing tradition to install separately, parts are few, do not limit by installation site, easy for installation, again not by F. O. D, effectively extend the service life of five-way body 6.
With reference to shown in Fig. 2 to Fig. 4, the concrete structure of described five-way body 6 is as follows, and described intake antrum 62 communicates with the interior logical of inlet pipeline 2, and the outlet side in air guide chamber 63 is connected on the air inlet end of gas-guide pipeline 5.Wherein, described gas-guide pipeline 5 communicates with heating water tank 1 inner chamber, outlet pipeline 3 respectively.Avoid the air pressure in water heater too low, guarantee the normal use of water heater.And pressure-releasing chamber 64 has venthole 65, venthole 65 is connected with the air inlet end of pressure relief pipe 4, avoids the air pressure in water heater too high, guarantees the normal use of water heater.And the outlet in blowdown chamber 61 is connected with the entrance of blowoff line 10.In normal use procedure, the water side in this blowdown chamber 61 is blocked by capping.Use the regular period, capping can be broken a seal, blowoff line 10 is connected with the water side in blowdown chamber 61 logical, thus by the sewage in the heating water tank 1 of water heater, pipeline and dirt, guarantees that water source cleans, ensure the normal use of water heater.
With reference to shown in Fig. 2 to Fig. 4, further refinement, described air guide chamber 63 is arranged at the left side of intake antrum 62, and blowdown chamber 61 is arranged at the right side of intake antrum 62, and pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62.Wherein, described unidirectional water inflow assembly 7 is installed on the water inlet of intake antrum 62.This unidirectional water inflow assembly 7 comprises into water sealing fixed block 71, water inlet piston rod 72, water inlet retainer spring 73, water inlet sealing fixed block 71 is fixed on the water inlet of intake antrum 62, and water inlet sealing fixed block 71 is provided with into water breach 74, the top, top of water inlet retainer spring 73 press against into water piston rod 72, the end of water inlet retainer spring 73 is positioned on the internal face of intake antrum 62, and water inlet piston rod 72 and water inlet seals that fixed block 71 is adaptive to be installed and the retainer spring 73 that passes through to intake seals or departs from breach 74 of intaking.That is, when current enter from the water inlet end of intake antrum 62 is unidirectional, unidirectional water inflow assembly 7 is opened; If when stream appears in outlet pipeline, unidirectional water inflow assembly 7 is closed, effectively avoid heating water tank 1, the water of outlet pipeline 3 occurs backflow phenomenon because of negative pressure, protection Teat pump boiler, guarantees the normal use of Teat pump boiler.
With reference to shown in Fig. 2 to Fig. 4, described one-way air inlet assembly 8 is installed on the gas outlet place in air guide chamber 63.Wherein, described one-way air inlet assembly 8 comprises air inlet sealing fixed block 81, inlet piston bar 82, air inlet retainer spring 83, air inlet sealing fixed block 81 is fixed on the gas outlet place in air guide chamber 63, and air inlet sealing fixed block 81 is provided with air inlet breach 84, the top, top of air inlet retainer spring 83 press against inlet piston bar 82, the end of air inlet retainer spring 83 is positioned on the internal face of intake antrum 62, and inlet piston bar 82 and air inlet are sealed fixed block 81 adaptation and install and sealed by air inlet retainer spring 83 or depart from air inlet breach 84.When going out negative pressure in water heater, outside gas backs down one-way air inlet assembly 8, and gas-guide pipeline 5, air guide chamber 63, inlet pipeline 2, heating water tank 1 are communicated, in time to water heater make-up gas.The situation avoiding occurring in water heater that air pressure is too low and affect water velocity, protection Teat pump boiler, guarantees the normal use of Teat pump boiler.
With reference to shown in Fig. 2 and 4, pressure release assembly 9 is installed in pressure-releasing chamber 64.Wherein, pressure release assembly 9 comprises the sealing gasket 91 be installed in pressure-releasing chamber 64, control valve rod 92, pressure spring 93, cushion block 94, movable block 95, sealing gasket 91 is sealedly attached to the top in pressure-releasing chamber 64, sealing gasket 91 is run through on the top controlling valve rod 92 successively, valve seat 61, the tube wall of inlet pipeline 2 is also positioned on the tube wall of inlet pipeline 2, the end controlling valve rod 92 is connected on cushion block 94, pressure spring 93 is set in and controls on valve rod 92, and top, the top of pressure spring 93 press against sealing gasket 91, the end of pressure spring 93 is located by connecting on movable block 95, movable block 95 is set in and controls on valve rod 92 and can move up and down along control valve rod 92, cushion block 94 is installed with movable block 95 adaptation and is all on the air inlet of pressure-releasing chamber 64, the venthole 65 be connected with pressure relief pipe 4 is had inside pressure-releasing chamber 64.Namely; when the air pressure in water heater is too high; normally closed pressure release assembly can move up and open by inner air pressure; intake antrum 62, pressure-releasing chamber 64, pressure relief pipe 4 are communicated; cause the heating water tank 1 of Teat pump boiler, pipeline carries out release largely; ensure the heating water tank 1 of Teat pump boiler, the pressure balance of pipeline, protection Teat pump boiler, ensures waterflow stabilization.
With reference to shown in Fig. 5, second embodiment of five-way body 6, be with above-mentioned difference, described air guide chamber 63 is arranged at the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and described air guide chamber 63 is flatly arranged at the rear side of intake antrum 62.Like this, five-way body 6 not only reduces the use of parts, and volume is installed and used in minimizing, easy for installation.
With reference to shown in Fig. 6,3rd embodiment of five-way body 6, be with above-mentioned difference, described air guide chamber 63 is arranged at the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and air guide chamber 63 is arranged at the rear side of intake antrum 62 with being inclined upwardly gradually.Reduce the engaged position in air guide chamber 63, reduce the overall volume of five-way body 6 further, easy for installation, use simple.
With reference to shown in Fig. 7,4th embodiment of five-way body 6, be with above-mentioned difference, described air guide chamber 63 is arranged at the rear side of intake antrum 62, blowdown chamber 61 is arranged at the downside of intake antrum 62, pressure-releasing chamber 64 is arranged at the upper end of intake antrum 62, and air guide chamber 63 dips down gradually and is tiltedly arranged at the rear side of intake antrum 62.Reduce the engaged position in air guide chamber 63, reduce the overall volume of five-way body 6 further, easy for installation, use simple.
With reference to shown in Fig. 8, the 5th embodiment of five-way body 6, is with above-mentioned difference, and described air guide chamber 63 and pressure-releasing chamber 64 are arranged at the upper end of intake antrum 62 abreast, and blowdown chamber 61 is arranged at the downside of intake antrum 62.Rational in infrastructure, greatly reduce the overall volume of five-way body 6, easy for installation, use simple.
In addition, in actual applications, described gas-guide pipeline 5 communicates with heating water tank 1 inner chamber, as shown in Figure 9; Or, state gas-guide pipeline 5 and communicate with outlet pipeline 3, as shown in Figure 10.In time to water heater make-up gas, to avoid affecting water velocity because of negative pressure equally, ensure waterflow stabilization, protection Teat pump boiler.
Comprehensively above-mentioned, by adopting the five-way body 6 of this structure at inlet pipeline 2, and the respective outer side edges of the unidirectional water inflow assembly 7 of five-way body 6 installation, pressure release assembly 9, one-way air inlet assembly 8 and inlet pipeline 2, outlet pipeline 3, pressure relief pipe 4, gas-guide pipeline 5, the following phenomenon of effective elimination: (1), heating water tank 1 water inlet end are cut off the water, delivery port is closed, Action of Gravity Field due to water causes the aqueous reflux in heating water tank 1, causes heating water tank 1 to occur negative pressure, damages heating water tank 1; (2), heating water tank 1 and there is certain difference in height with water spot, heating water tank 1 aloft, when water inlet pipe is cut off the water, is opened and is flowed out with the water of inner bag during water spot, heating water tank 1 namely can be caused 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, heating water tank 1 aloft, when water inlet pipe hydraulic pressure too low (flow velocity of water is excessively slow), is opened with going out water speed during water spot much larger than water intake velocity, there will be the situation that heating water tank 1 produces negative pressure equally, damage heating water tank 1.Further, the blowdown chamber that five-way body 2 has blowoff line to connect, effectively by the sewage in the heating water tank 1 of water heater, pipeline and dirt, guarantees that water source cleans, and ensures the normal use of the heating water tank 1 of water heater.
Above-mentioned specific embodiment is only the good detailed description of the invention of the utility model effect, and the water-control device of all Teat pump boilers identical or equivalent with this structure, all in the protection domain of the application.
Claims (13)
1. the water-control device of a Teat pump boiler, comprise the water heater body with heating water tank (1), extraction pipeline water heater body is equipped with, it is characterized in that: described extraction pipeline comprises the inlet pipeline (2) be communicated with heating water tank (1), outlet pipeline (3), pressure relief pipe (4), gas-guide pipeline (5) and blowoff line (10), described inlet pipeline (2) is provided with five-way body (6), five-way body (6) comprise respectively with inlet pipeline (2), gas-guide pipeline (5), the intake antrum (62) that pressure relief pipe (4) and blowoff line (10) connect, air guide chamber (63), pressure-releasing chamber (64) and blowdown chamber (61), described intake antrum (62) is provided with unidirectional water inflow assembly (7), air guide chamber (63) is provided with one-way air inlet assembly (8), pressure-releasing chamber (64) is provided with pressure release assembly (9).
2. the water-control device of Teat pump boiler according to claim 1, is characterized in that: described gas-guide pipeline (5) communicates with heating water tank (1) inner chamber or outlet pipeline (3), or all communicates with heating water tank (1) inner chamber, outlet pipeline (3).
3. the water-control device of Teat pump boiler according to claim 1, it is characterized in that: described air guide chamber (63) is arranged at the left side of intake antrum (62), blowdown chamber (61) is arranged at the right side of intake antrum (62), and pressure relief pipe (4) is arranged at the upper end of intake antrum (62).
4. the water-control device of Teat pump boiler according to claim 1, it is characterized in that: described air guide chamber (63) is arranged at the rear side of intake antrum (62), blowdown chamber (61) is arranged at the downside of intake antrum (62), and pressure relief pipe (4) is arranged at the upper end of intake antrum (62).
5. the water-control device of Teat pump boiler according to claim 4, is characterized in that: described air guide chamber (63) is flatly arranged at the rear side of intake antrum (62).
6. the water-control device of Teat pump boiler according to claim 4, is characterized in that: described air guide chamber (63) is arranged at the rear side of intake antrum (62) with being inclined upwardly gradually.
7. the water-control device of Teat pump boiler according to claim 4, is characterized in that: described air guide chamber (63) dips down gradually and is tiltedly arranged at the rear side of intake antrum (62).
8. the water-control device of Teat pump boiler according to claim 1, is characterized in that: described air guide chamber (63) and pressure relief pipe (4) are arranged at the upper end of intake antrum (62) abreast, and blowdown chamber (61) are arranged at the downside of intake antrum (62).
9. according to the water-control device of Teat pump boiler described in any one of claim 1 to 8, it is characterized in that: described unidirectional water inflow assembly (7) is installed on the water inlet of intake antrum (62).
10. the water-control device of Teat pump boiler according to claim 9, it is characterized in that: described unidirectional water inflow assembly (7) comprises into water sealing fixed block (71), water inlet piston rod (72), water inlet retainer spring (73), the water inlet of intake antrum (62) is fixed in water inlet sealing fixed block (71), and water inlet sealing fixed block (71) is provided with into water breach (74), the top, top of water inlet retainer spring (73) press against into water piston rod (72), the end of water inlet retainer spring (73) is positioned on the internal face of intake antrum (62), water inlet piston rod (72) and water inlet seals that fixed block (71) is adaptive to be installed and the retainer spring (73) that passes through to intake seals or departs from breach (74) of intaking.
11., according to the water-control device of Teat pump boiler described in any one of claim 1 to 8, is characterized in that: described one-way air inlet assembly (8) is installed on the gas outlet place in air guide chamber (63).
12. according to the water-control device of Teat pump boiler described in claim 11, it is characterized in that: described one-way air inlet assembly (8) comprises air inlet sealing fixed block (81), inlet piston bar (82), air inlet retainer spring (83), the gas outlet place in air guide chamber (63) is fixed in air inlet sealing fixed block (81), and air inlet sealing fixed block (81) is provided with air inlet breach (84), the top, top of air inlet retainer spring (83) press against inlet piston bar (82), the end of air inlet retainer spring (83) is positioned on the internal face of intake antrum (62), inlet piston bar (82) and air inlet seal fixed block (81) adaptive install and pass through air inlet retainer spring (83) seal or depart from air inlet breach (84).
13. according to the water-control device of Teat pump boiler described in any one of claim 1 to 8, it is characterized in that: described pressure release assembly (9) comprises the sealing gasket (91) be installed in pressure-releasing chamber (64), control valve rod (92), pressure spring (93), cushion block (94), movable block (95), sealing gasket (91) is sealedly attached to the top in pressure-releasing chamber (64), sealing gasket (91) is run through on the top controlling valve rod (92) successively, valve seat (61), the tube wall of inlet pipeline (2) is also positioned on the tube wall of inlet pipeline (2), the end controlling valve rod (92) is connected on cushion block (94), pressure spring (93) is set in and controls on valve rod (92), and top, the top of pressure spring (93) press against sealing gasket (91), the end of pressure spring (93) is located by connecting on movable block (95), movable block (95) is set in control valve rod (92) and above also can moves up and down along control valve rod (92), cushion block (94) is installed with movable block (95) adaptation and is all on the air inlet of pressure-releasing chamber (64), there is the venthole (65) be connected with pressure relief pipe (4) pressure-releasing chamber (64) inner side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520160134.XU CN204478487U (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 |
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| CN201520160134.XU CN204478487U (en) | 2015-03-21 | 2015-03-21 | A kind of water-control device of Teat pump boiler |
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| CN204478487U true CN204478487U (en) | 2015-07-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713230A (en) * | 2015-03-21 | 2015-06-17 | 广东澳德绅电器科技有限公司 | Water control device of heat pump water heater |
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2015
- 2015-03-21 CN CN201520160134.XU patent/CN204478487U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713230A (en) * | 2015-03-21 | 2015-06-17 | 广东澳德绅电器科技有限公司 | Water control device of heat pump water heater |
| CN104713230B (en) * | 2015-03-21 | 2018-01-12 | 广东澳德绅电器科技有限公司 | A kind of water-control device of Teat pump boiler |
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