CN210892191U - Water outlet valve with preposed bypass valve for gas water heater - Google Patents
Water outlet valve with preposed bypass valve for gas water heater Download PDFInfo
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- CN210892191U CN210892191U CN201921484035.1U CN201921484035U CN210892191U CN 210892191 U CN210892191 U CN 210892191U CN 201921484035 U CN201921484035 U CN 201921484035U CN 210892191 U CN210892191 U CN 210892191U
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Abstract
The utility model discloses a water outlet valve for a gas water heater with a preposed bypass valve, wherein the front side of the valve body is provided with the bypass valve which comprises a tubular main body arranged in the valve body, a valve core spring and a valve cover are sequentially arranged in the tubular main body, and a blocking cap for sealing the valve body is arranged outside the valve cover; valve core one-way sealing heating water interface and heating water go out the pipeline between the water interface, bypass valve intercommunication heating heat transfer water delivery port, the utility model discloses locate the valve body openly with the outlet valve for the gas water heater that the bypass valve is leading, be convenient for change the maintenance.
Description
Technical Field
The patent of the utility model relates to the technical field of valves, especially, relate to a leading gas outlet valve for water heater of bypass valve.
Background
At present, a water flow control device of a gas water heater mainly plays a role in switching heating water and bathroom water, the existing water flow control device is used for a heating system at present when a motor does not work, the heating water is switched when a bathroom needs hot water, but the system with the priority of heating is more and more inconvenient along with the frequent use of the bathroom water, and on the other hand, a bypass valve is a safety valve which plays a safety role and is generally arranged on the rear side surface of a valve and is very unfavorable for replacement. How to realize the technical performance of normal heating of bathroom water in a state that a motor does not work and improve the replacement performance of a bypass valve are the objects of research of technicians in the field.
Disclosure of Invention
The utility model provides a simple structure, sealed effectual, difficult leaking, change convenience, the leading gas outlet valve for water heater of bypass valve.
A water outlet valve for a gas water heater with a preposed bypass valve comprises a valve body, wherein a heating water inlet interface, a heating water outlet interface, a bathroom hot water inlet, a bathroom hot water outlet interface and a heating heat exchange water outlet are respectively arranged on the valve body; the valve core seals a pipeline between the heating water inlet interface and the heating water outlet interface in a one-way mode, the bypass valve is communicated with the heating heat exchange water outlet, and the bypass valve is arranged on the front face of the valve body through the water outlet valve for the gas water heater with the front bypass valve, so that replacement and maintenance are facilitated. The work of the method is as follows: when the pipeline between the heating water inlet connector and the heating water outlet connector, namely the pipeline pressure of a heating system, is too high, the valve core is jacked open, so that water flow enters the heating heat exchange water outlet through the bypass valve, the purpose of pressure relief is achieved, and the system safety is ensured.
The switching device comprises a switching main body arranged in the valve body, the switching main body comprises an upper sealing seat and a lower sealing seat which are connected through reinforcing ribs, a heating spring connected with the heating sealing seat is arranged on the lower side of the lower sealing seat, and a return spring connected with the return sealing seat is arranged on the upper side of the upper sealing seat; the heating sealing seat and the backwater sealing seat are both connected with ejector pins driven by a motor; the heating seal seat is hermetically connected with the lower seal seat when the motor does not work, namely the heating water inlet interface and the heating water outlet interface are not communicated under a normal state, the heating water inlet interface and the heating heat exchange water outlet are communicated under the normal state, hot water flowing into the heating water inlet interface is subjected to heat exchange with bathroom water flowing into the bathroom hot water inlet through the heat exchanger by the heating heat exchange water outlet, and the technical purpose of preferential heat exchange of the bathroom water under the normal state is achieved.
The upper side and the lower side of the return spring are respectively provided with a return spring upper seat and a return spring lower seat, and the return spring lower seat is attached to the upper sealing seat, so that the stability of the spring force applied to the upper sealing seat is improved.
The top end of the thimble is matched with a guide sleeve and a sealing sleeve which are mutually sleeved, the sealing sleeve ensures the sealing performance between water flow in the valve body and the motor base, and the guide sleeve has a guide function and ensures the linear performance of the running of the thimble.
The switching main part be connected with integrative holding ring through the strengthening rib at last seal receptacle upside, the motor cabinet of installing on the valve body is connected in the holding ring cooperation, improves the positional stability who switches the main part.
The inner side of the upper sealing seat is provided with a downward-bent arc, and the arc surface is matched with the backwater sealing seat to increase the sealing effect.
The inner side of the lower sealing seat is provided with an arc which is bent upwards, and the arc surface is matched with the heating sealing seat to increase the sealing effect.
Bathroom hot water inlet and bathroom hot water outlet port between by tubular metal resonator welded connection, the tubular metal resonator periphery is equipped with temperature sensor, increases the convenience of connecting and gathers temperature data simultaneously.
The utility model discloses locate the valve body openly with the bypass valve leading-in outlet valve for the gas water heater, be convenient for change the maintenance to heating water inlet interface and heating water outlet interface do not communicate under the normality, heating water inlet interface and heating heat transfer water delivery port intercommunication under the normality, the heating heat transfer water delivery port carries out the heat transfer with the bathroom water that the hot water that heating water inlet interface flowed in passes through heat exchanger and the inflow of bathroom hot water inlet, realize the technological purpose of the preferential heat transfer of bathroom water under the normality.
Drawings
FIG. 1 is a schematic view of the structure of the water outlet valve for the gas water heater with the bypass valve disposed in front of the present invention;
FIG. 2 is a schematic view of the water outlet valve with a welded metal pipe connection structure for the gas water heater with a preposed bypass valve of the present invention;
FIG. 3 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 4 is a schematic sectional view taken along line B-B in FIG. 1;
FIG. 5 is a schematic view of the installation structure of the outlet valve switching device for a gas water heater with a preposed bypass valve according to the present invention;
fig. 6 is a schematic view of the installation structure of the middle bypass valve of the present invention.
Detailed Description
As shown in fig. 1-6, a water outlet valve for a gas water heater with a preposed bypass valve comprises a valve body 1, wherein a heating water inlet port 6, a heating water outlet port 5, a bathroom hot water inlet 3, a bathroom hot water outlet port 4 and a heating heat exchange water outlet port 2 are respectively arranged on the valve body 1, the heating water inlet port 6, the bathroom hot water inlet 3 and the bathroom hot water outlet port 4 are switched and communicated through a switching device between the heating water outlet port 5 and the heating heat exchange water outlet port 2, the bathroom hot water inlet port 3 and the bathroom hot water outlet port 4 are mutually communicated, the bathroom hot water inlet and the bathroom hot water outlet port are welded and connected through a metal pipe 22, a temperature sensor is arranged on the periphery of the metal pipe, convenience in connection is improved.
The front surface of the valve body 1 is preferably provided with a bypass valve, the bypass valve comprises a tubular main body 26 arranged in the valve body, a valve core 24, a valve core spring 27 and a valve cover 25 are sequentially arranged in the tubular main body 26, and a blocking cap 23 for sealing the valve body is arranged outside the valve cover 25. The valve core 24 is used for sealing a pipeline between the heating water inlet connector and the heating water outlet connector in a one-way mode, and the bypass valve is communicated with the heating heat exchange water outlet.
Switching device is including installing the switching main part 19 in valve body 1, switch the last seal receptacle 10 and lower seal receptacle 8 that main part 19 includes that strengthening rib 22 connects, 8 downside of lower seal receptacle are equipped with heating spring 20 that heating seal receptacle 7 is connected, it is equipped with the return spring that return seal receptacle 12 is connected to go up 10 upsides of seal receptacle, both sides are equipped with return spring upper berth 15 and return spring lower berth 17 respectively about return spring 16, return spring lower berth 17 laminates and connects upper seal receptacle 10, the stability of the spring force that the seal receptacle received is improved.
The heating sealing seat 7 and the backwater sealing seat 12 are both connected with a thimble 9 driven by a motor, the top end of the thimble 9 is matched with a guide sleeve 13 and a sealing sleeve 14 which are mutually sleeved, the sealing sleeve 14 ensures the sealing performance between water flow in the valve body and the motor seat, and the guide sleeve has a guide function and ensures the linear performance of the running of the thimble.
Preferably, the switching body 19 is connected to an integrated positioning ring 18 through a reinforcing rib on the upper side of the upper sealing seat 10, and the positioning ring 18 is connected to the motor seat 11 mounted on the valve body in a matching manner, so that the positioning stability of the switching body is improved.
In order to further increase the sealing performance, the inner side of the upper sealing seat 10 is provided with a downward-bent arc, and the arc surface is matched with the backwater sealing seat to increase the sealing effect. The inner side of the lower sealing seat 8 is provided with an arc which is bent upwards, and the arc surface is matched with the heating sealing seat 7 to increase the sealing effect.
The utility model discloses a working process does: the heating seal receptacle 7 is seal receptacle 8 under the airtight connection when the motor is out of work, it is also in the normal state heating water interface of intaking and heating water interface of going out not intercommunicating, heating water interface of intaking and heating heat transfer water delivery port intercommunication under the normality, the heating heat transfer water delivery port carries out the heat transfer with the bathroom water that bathroom hot water inlet inflow was intake to the hot water of heating water through the heat exchanger, realize the technological purpose of the preferential heat transfer of bathroom water under the normality, the thimble 9 moves back heating seal receptacle 7 and lower seal receptacle 8 separation down, it is airtight with return spring lower seat 17 to go up seal receptacle 10, realize the heating water supply.
Claims (8)
1. The utility model provides a leading gas outlet valve for water heater of bypass valve, includes the valve body, is equipped with heating water interface of intaking, heating water interface of going out, bathroom hot water inlet, bathroom hot water interface of going out, heating heat transfer water delivery port on the valve body respectively, through auto-change over device between heating water interface of going out and the heating heat transfer water delivery port, switches the interface of going into of intercommunication heating water, and bathroom hot water inlet and bathroom hot water interface of going out communicate its characterized in that each other: the front side of the valve body is provided with a bypass valve, the bypass valve comprises a tubular main body arranged in the valve body, a valve core spring and a valve cover are sequentially arranged in the tubular main body, and a blocking cap for sealing the valve body is arranged on the outer side of the valve cover; the valve core is used for sealing a pipeline between the heating water inlet port and the heating water outlet port in a one-way mode, and the bypass valve is communicated with the heating heat exchange water outlet port.
2. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 1, wherein: the switching device comprises a switching main body arranged in the valve body, the switching main body comprises an upper sealing seat and a lower sealing seat which are connected through reinforcing ribs, a heating spring connected with the heating sealing seat is arranged on the lower side of the lower sealing seat, and a return spring connected with the return sealing seat is arranged on the upper side of the upper sealing seat; the heating sealing seat and the backwater sealing seat are both connected with ejector pins driven by a motor; the heating sealing seat is hermetically connected with the lower sealing seat when the motor does not work.
3. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 2, wherein: the upper side and the lower side of the return spring are respectively provided with a return spring upper seat and a return spring lower seat, and the return spring lower seat is attached to the upper sealing seat.
4. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 2, wherein: the top end of the thimble is matched with a guide sleeve and a sealing sleeve which are mutually sleeved.
5. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 2, wherein: the switching main body is connected with an integrated positioning ring on the upper side of the upper sealing seat through a reinforcing rib, and the positioning ring is matched and connected with a motor base arranged on the valve body.
6. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 2, wherein: the inner side of the upper sealing seat is provided with a downward-bent circular arc, and the circular arc surface is matched with the backwater sealing seat.
7. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 2, wherein: the inner side of the lower sealing seat is provided with an upward-bent arc, and the arc surface is matched with the heating sealing seat.
8. The water outlet valve for a gas water heater with a preposed bypass valve as claimed in claim 1, wherein: the bathroom hot water inlet and bathroom hot water outlet are connected by metal pipe welded connection, and the metal pipe periphery is equipped with temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484035.1U CN210892191U (en) | 2019-09-09 | 2019-09-09 | Water outlet valve with preposed bypass valve for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921484035.1U CN210892191U (en) | 2019-09-09 | 2019-09-09 | Water outlet valve with preposed bypass valve for gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210892191U true CN210892191U (en) | 2020-06-30 |
Family
ID=71331995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921484035.1U Active CN210892191U (en) | 2019-09-09 | 2019-09-09 | Water outlet valve with preposed bypass valve for gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210892191U (en) |
-
2019
- 2019-09-09 CN CN201921484035.1U patent/CN210892191U/en active Active
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