CN215258020U - Water inlet joint of gas water heater - Google Patents
Water inlet joint of gas water heater Download PDFInfo
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- CN215258020U CN215258020U CN202121212687.7U CN202121212687U CN215258020U CN 215258020 U CN215258020 U CN 215258020U CN 202121212687 U CN202121212687 U CN 202121212687U CN 215258020 U CN215258020 U CN 215258020U
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- pressure relief
- valve body
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- relief valve
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Abstract
The utility model discloses a gas heater water supply connector, include: the valve comprises a valve body, a valve body and a valve body, wherein a first channel is formed in the valve body, and a pressure relief valve hole communicated with the first channel is formed in the side wall of the valve body; and the pressure relief valve is arranged in the pressure relief valve hole and is used for discharging the fluid with rated flow in the first channel. The utility model discloses a relief valve only utilizes the effect of medium itself, discharges rated flow's fluid, prevents that pressure from exceeding rated safety value, extension water heater life.
Description
Technical Field
The utility model relates to a technical field who connects especially relates to a gas heater water supply connector.
Background
Along with the rapid development of the economy of China, the living conditions of people are continuously improved, the market scale of the water heater is gradually increased year by year, and particularly, the gas water heater which is rapid in heating, low in price and convenient to install is widely applied, and higher requirements are provided for the service performance of the gas water heater.
The gas water heater mainly comprises a main burner, a heat exchanger, a safety device and a copper component. The water inlet and outlet joint component belongs to one of copper parts of a gas water heater, and is arranged at the water inlet end and the water outlet end of the water heater to ensure the circulation of water flow in a pipeline.
Water inlet and outlet joint in the prior art is influenced by pipeline impurity after it uses for a long time, can often appear blockking up, and life is short, because the heating is quick, pressure often can exceed rated pressure in the twinkling of an eye in the water heater inner chamber, causes the interior parts to burst, can give people and bring economic loss and very big potential safety hazard. For the reasons mentioned above, many gas water heater companies adopt many measures, such as cleaning pipelines free and regularly, checking safety performance of accessories, etc., which, although partly successful, cannot fundamentally solve the safety problems of short service life and overpressure explosion.
Disclosure of Invention
Aiming at the problems that the existing gas water heater joint has potential safety hazards caused by instantaneous overlarge pressure, the invention aims to provide the gas water heater water inlet joint, the pressure release valve is used for discharging fluid with rated flow only under the action of a medium, the pressure is prevented from exceeding a rated safety value, and the service life of the water heater is prolonged.
The specific technical scheme is as follows:
a gas water heater water inlet joint, comprising:
the valve comprises a valve body, a valve body and a valve body, wherein a first channel is formed in the valve body, and a pressure relief valve hole communicated with the first channel is formed in the side wall of the valve body;
and the pressure relief valve is arranged in the pressure relief valve hole and is used for discharging the fluid with rated flow in the first channel.
The above-mentioned gas heater water supply connector, wherein, the relief valve includes:
the pressure relief valve body is arranged in the pressure relief valve hole, the pressure relief valve body is internally provided with a pressure relief cavity, the pressure relief valve body is provided with a through hole and a first drainage hole, the through hole is respectively communicated with the first channel and the pressure relief cavity, and the first drainage hole is respectively communicated with the pressure relief cavity and the outside of the valve body;
the pressure relief assembly is arranged in the pressure relief cavity and matched with the through hole in a plugging mode.
The aforesaid gas heater water supply connector, wherein, the pressure release subassembly includes: the two ends of the elastic piece are respectively abutted to the sealing gasket and the pressure relief valve body, and the sealing gasket is matched with the through hole in a sealing mode.
The aforesaid gas heater water supply connector, wherein, the pressure release subassembly still includes: the valve comprises a valve clack and a blocking cover, wherein the through hole is formed in one end of the pressure relief valve body, the blocking cover is arranged at the other end of the pressure relief valve body, the valve clack is movably arranged in the pressure relief cavity, the sealing gasket is arranged in the valve clack, and two ends of the elastic piece respectively abut against the valve clack and the blocking cover.
In the water inlet joint of the gas water heater, the blocking cover is provided with a second water drainage hole, and the second water drainage hole is communicated with the outside of the valve body.
In the water inlet joint of the gas water heater, one end of the pressure relief valve body is provided with the communicating valve body, the communicating valve body is internally provided with the second channel communicated with the through hole, and the second channel is communicated with the first channel;
the inner side of the valve body is provided with a step groove, the step groove is opposite to the pressure relief valve hole, and the communicating valve body is clamped in the step groove;
the central axis of the first channel is arranged in parallel with the central axis of the second channel.
Foretell gas heater water supply connector, wherein, the lateral wall of valve body has the bulge neck, the pressure release valve opening has in the bulge neck, the lateral wall of bulge neck be equipped with the first mounting hole that the pressure release valve opening is linked together, the lateral wall of pressure release valve body is equipped with the second mounting hole, first mounting hole with the second mounting hole is just right, install the screw in the second mounting hole, the screw stretches into in the second mounting hole, just the screw with the pressure release subassembly is followed the spacing cooperation of axial of through-hole.
In the above water inlet joint of the gas water heater, the convex neck is located on the circumferential wall of the pressure relief valve hole and is provided with a first inclined plane, the outer wall of the pressure relief valve body is provided with a second inclined plane, and the first inclined plane is in spacing fit with the second inclined plane.
The aforesaid gas heater water supply connector, wherein, the valve body is located be equipped with filtering component in the entrance end of first passageway, filtering component includes:
the valve body is positioned on the peripheral wall of the first channel and is provided with a step, and the filter screen is in limit fit with the step;
the valve body is provided with a ring groove on the peripheral wall of the first channel, and the retainer ring is embedded in the ring groove;
and the magnetic ring is arranged in the first channel, and two ends of the magnetic ring are respectively abutted against the filter screen cover and the check ring.
In the above water inlet joint of the gas water heater, the valve body is provided with the flow sleeve at the outlet end of the first channel.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the utility model is provided with the pressure relief valve, which can overcome the load of the spring to open the valve clack without any external force and only by the action of the medium, discharge the fluid with rated flow and prevent the pressure from exceeding the rated safety value;
(2) the utility model discloses be equipped with filtering component, through magnetic ring and filter screen panel, impurity such as iron in the ability filtration pipeline effectively prolongs water heater life.
Drawings
FIG. 1 is a cross-sectional view of the whole structure of a water inlet joint of a gas water heater of the present invention;
FIG. 2 is a sectional view of the valve body of the water inlet joint of the gas water heater of the present invention;
FIG. 3 is a sectional view of a relief valve of a water inlet joint of a gas water heater according to the present invention;
FIG. 4 is a schematic structural view of a pressure release valve of a water inlet joint of a gas water heater according to the present invention;
in the drawings: 1. a valve body; 2. a pressure relief valve; 3. a first channel; 4. a pressure relief valve opening; 5. a pressure relief valve body; 6. a pressure relief assembly; 7. a pressure relief cavity; 8. a through hole; 9. a first drain hole; 10. an elastic member; 11. a gasket; 12. a convex ring; 13. a valve flap; 14. blocking the cover; 15. a guide ring; 16. a second drain hole; 17. the valve body is communicated; 18. a second channel; 19. a step groove; 20. a raised neck; 21. a first mounting hole; 22. a second mounting hole; 23. a screw; 24. a first inclined surface; 25. a second inclined surface; 26. a seal ring; 27. a filter assembly; 28. a filtering net cover; 29. a retainer ring; 30. a magnetic ring; 31. a step; 32. a ring groove; 33. and (4) a beam sleeve.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model relates to a gas heater water supply connector's overall structure section view, fig. 2 is the utility model relates to a gas heater water supply connector's valve body's structure section view, fig. 3 is the utility model relates to a gas heater water supply connector's relief valve's structure section view, fig. 4 is the utility model relates to a gas heater water supply connector's relief valve's structure schematic diagram, as shown in fig. 1 to fig. 4, a gas heater water supply connector of preferred embodiment is shown, include: valve body 1 and relief valve 2 have first passageway 3 in the valve body 1, and the lateral wall of valve body 1 is equipped with the pressure release valve opening 4 that is linked together with first passageway 3, and in pressure release valve opening 4 was located to relief valve 2, relief valve 2 was used for discharging the fluid of rated flow in the first passageway 3.
Further, as a preferred embodiment, the relief valve 2 includes: pressure release valve body 5 and pressure release subassembly 6, in pressure release valve body 5 located pressure release valve opening 4, pressure release chamber 7 has in the pressure release valve body 5, be equipped with through-hole 8 and first drainage hole 9 on the pressure release valve body 5, through-hole 8 is linked together with first passageway 3, pressure release chamber 7 respectively, first drainage hole 9 communicates with pressure release chamber 7, valve body 1 is outer mutually respectively, pressure release subassembly 6 is located in pressure release chamber 7, pressure release subassembly 6 and the cooperation of 8 shutoff of through-hole.
Further, as a preferred embodiment, the pressure relief assembly 6 includes: the elastic part 10 and the sealing gasket 11, the both ends of elastic part 10 respectively with sealing gasket 11, pressure release valve body 5 offset, sealing gasket 11 and through-hole 8 shutoff cooperation.
Preferably, the pressure relief valve body 5 is provided with a convex ring 12 on the periphery of the through hole 8, the convex ring 12 extends along the pressure relief cavity 7, and the sealing gasket 11 is in sealing fit with the convex ring 12.
Further, as a preferred embodiment, the pressure relief assembly 6 further comprises: valve clack 13 and blanking cover 14, the one end of pressure release valve body 5 is located to through-hole 8, and the other end of pressure release valve body 5 is located to blanking cover 14, and valve clack 13 activity is located in pressure release chamber 7, and sealed 11 is located in valve clack 13, and the both ends of elastic component 10 offset with valve clack 13, blanking cover 14 respectively.
Preferably, the sealing gasket 11 is disposed in one end of the valve flap 13, the other end of the valve flap 13 is provided with a guide ring 15, and the elastic member 10 is sleeved on the outer periphery of the guide ring 15.
Preferably, the elastic member 10 is a spring.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to fig. 4, a second drainage hole 16 is disposed on the blocking cover 14, and the second drainage hole 16 is communicated with the outside of the valve body 1.
The utility model discloses a further embodiment, the one end of pressure release valve body 5 has the intercommunication valve body 17, has the second passageway 18 that is linked together with through-hole 8 in the intercommunication valve body 17, and second passageway 18 is linked together with first passageway 3.
The utility model discloses a in the further embodiment, the inboard of valve body 1 has step groove 19, and step groove 19 is just right mutually with pressure release valve opening 4, and the card of intercommunication valve body 17 is located in step groove 19.
Preferably, the communication valve body 17 and the pressure relief valve body 5 are of an integrated structure.
In a further embodiment of the present invention, the central axis of the first channel 3 is arranged parallel to the central axis of the second channel 18.
Preferably, the second channel 18 is kidney-shaped in cross-section.
The utility model discloses a further embodiment, the lateral wall of valve body 1 has protruding neck 20, pressure release valve opening 4 has in the protruding neck 20, the lateral wall of protruding neck 20 is equipped with the first mounting hole 21 that is linked together with pressure release valve opening 4, the lateral wall of pressure release valve body 5 is equipped with second mounting hole 22, first mounting hole 21 is just right with second mounting hole 22, install screw 23 in the second mounting hole 22, screw 23 stretches into in the second mounting hole 22, and screw 23 and pressure release subassembly 6 follow the spacing cooperation of the axial of through-hole 8.
Preferably, the screw is threadedly engaged with the second mounting hole.
The utility model discloses a further embodiment, the perisporium that the protruding neck 20 is located pressure release valve opening 4 has first inclined plane 24, and the outer wall of pressure release valve body 5 has second inclined plane 25, the spacing cooperation of first inclined plane 24 and second inclined plane 25.
Preferably, a sealing ring 26 is arranged between the outer wall of the pressure relief valve body 5 and the inner wall of the convex neck 20.
In a further embodiment of the present invention, the valve body 1 is provided with a filter assembly 27 in the inlet end of the first passage 3.
In a further embodiment of the present invention, the filter assembly 27 comprises: the valve comprises a filter screen cover 28, a check ring 29 and a magnetic ring 30, wherein the peripheral wall of the valve body 1, which is positioned on the first channel 3, is provided with a step 31, the filter screen cover 28 is in limit fit with the step 31, the peripheral wall of the valve body 1, which is positioned on the first channel 3, is provided with an annular groove 32, the check ring 29 is embedded in the annular groove 32, the magnetic ring 30 is arranged in the first channel 3, and two ends of the magnetic ring 30 are respectively abutted against the filter screen cover 28 and the check ring 29.
In a further embodiment of the present invention, the outlet end of the valve body 1 located in the first passage 3 is provided with a flow sleeve 33.
Preferably, the valve body 1 is provided with a sealing ring 26 at the outer periphery of the outlet end.
The utility model discloses set up relief valve 2, can only utilize the effect of medium itself without the help of any external force, overcome the load of spring and make valve clack 13 open, the fluid of the rated flow of discharging prevents that pressure from surpassing rated safety value.
The utility model discloses be equipped with filter assembly 27, through magnetic ring 30 and filter screen panel 28, can filter the impurity such as iron in the pipeline effectively, extension water heater life.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A water inlet joint of a gas water heater is characterized by comprising: the pressure relief valve is arranged in the pressure relief valve hole, and is used for discharging fluid with rated flow in the first channel;
the pressure relief valve includes:
the pressure relief valve body is arranged in the pressure relief valve hole, the pressure relief valve body is internally provided with a pressure relief cavity, the pressure relief valve body is provided with a through hole and a first drainage hole, the through hole is respectively communicated with the first channel and the pressure relief cavity, and the first drainage hole is respectively communicated with the pressure relief cavity and the outside of the valve body;
the pressure relief assembly is arranged in the pressure relief cavity and matched with the through hole in a plugging mode.
2. The gas water heater water inlet joint of claim 1, wherein the pressure relief assembly comprises: the two ends of the elastic piece are respectively abutted to the sealing gasket and the pressure relief valve body, and the sealing gasket is matched with the through hole in a sealing mode.
3. The gas water heater water inlet joint of claim 2, wherein the pressure relief assembly further comprises: the valve comprises a valve clack and a blocking cover, wherein the through hole is formed in one end of the pressure relief valve body, the blocking cover is arranged at the other end of the pressure relief valve body, the valve clack is movably arranged in the pressure relief cavity, the sealing gasket is arranged in the valve clack, and two ends of the elastic piece respectively abut against the valve clack and the blocking cover.
4. The gas water heater water inlet joint of claim 3, wherein a second drain hole is provided on the cap, and the second drain hole is communicated with the outside of the valve body.
5. The gas water heater water inlet joint of claim 1, wherein one end of said pressure relief valve body has a communicating valve body, said communicating valve body having a second channel therein communicating with said through hole, said second channel communicating with said first channel;
the central axis of the first channel is arranged in parallel with the central axis of the second channel.
6. The gas water heater water inlet joint of claim 5, wherein the inner side of the valve body is provided with a step groove, the step groove is opposite to the pressure relief valve hole, and the communicating valve body is clamped in the step groove.
7. The gas water heater water inlet joint of claim 1, wherein the lateral wall of the valve body is provided with a convex neck, a pressure relief valve hole is arranged in the convex neck, a first mounting hole communicated with the pressure relief valve hole is arranged on the lateral wall of the convex neck, a second mounting hole is arranged on the lateral wall of the pressure relief valve body, the first mounting hole is opposite to the second mounting hole, a screw is arranged in the second mounting hole, the screw extends into the second mounting hole, and the screw is in axial limit fit with the pressure relief assembly along the through hole.
8. The gas water heater water inlet joint of claim 7, wherein the convex neck is provided with a first inclined surface at the peripheral wall of the pressure relief valve hole, the outer wall of the pressure relief valve body is provided with a second inclined surface, and the first inclined surface is in spacing fit with the second inclined surface.
9. The gas water heater water inlet joint of claim 1, wherein said valve body is provided with a filter assembly within said inlet end of said first passageway, said filter assembly comprising:
the valve body is positioned on the peripheral wall of the first channel and is provided with a step, and the filter screen is in limit fit with the step;
the valve body is provided with a ring groove on the peripheral wall of the first channel, and the retainer ring is embedded in the ring groove;
and the magnetic ring is arranged in the first channel, and two ends of the magnetic ring are respectively abutted against the filter screen cover and the check ring.
10. The gas water heater water inlet joint of claim 1, wherein said valve body is provided with a flow sleeve at an outlet end of said first passageway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121212687.7U CN215258020U (en) | 2021-06-01 | 2021-06-01 | Water inlet joint of gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121212687.7U CN215258020U (en) | 2021-06-01 | 2021-06-01 | Water inlet joint of gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215258020U true CN215258020U (en) | 2021-12-21 |
Family
ID=79475550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121212687.7U Active CN215258020U (en) | 2021-06-01 | 2021-06-01 | Water inlet joint of gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215258020U (en) |
-
2021
- 2021-06-01 CN CN202121212687.7U patent/CN215258020U/en active Active
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