CN210178978U - Integrated check valve assembly - Google Patents
Integrated check valve assembly Download PDFInfo
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- CN210178978U CN210178978U CN201920658462.0U CN201920658462U CN210178978U CN 210178978 U CN210178978 U CN 210178978U CN 201920658462 U CN201920658462 U CN 201920658462U CN 210178978 U CN210178978 U CN 210178978U
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- cold water
- way
- joint
- water outlet
- hot water
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Abstract
The utility model discloses an integral type check valve subassembly, a serial communication port, it includes four-way pipe way main part, and four-way pipe way main part is provided with into cold water joint, goes out cold water joint, advances hot water joint, goes out hot water joint, advances cold water joint, goes out the one end that cold water joint set up in four-way pipe way main part, goes out cold water joint, advances the other end that hot water joint set up in four-way pipe way main part, advances cold water joint and goes out to be provided with the check valve core between the cold water joint. The utility model has simple structure, and avoids the hidden danger of water leakage caused by three-way assembly; the volume of the valve seat is greatly reduced, the material is saved, and the material cost is low.
Description
Technical Field
The utility model relates to a water heater technical field, concretely relates to check valve subassembly.
Background
When a user installs a zero-cold water gas water heater without a return pipe, the cold water pipe and the hot water pipe are generally connected by a check valve assembly to form a complete circulation loop, and the check valve assembly generally comprises two tee joints and a check valve core. The prior one-way valve component has the following problems:
1. the structure is complex, and the assembly procedures are more;
2. one or more sealing connections exist between the two three-way valves, and the hidden danger of water leakage exists.
Disclosure of Invention
The utility model aims at providing an integral type check valve subassembly that simple structure, small, save material for solving prior art not enough.
The utility model discloses an adopt following technical solution to realize above-mentioned purpose:
an integrated check valve component is characterized by comprising a four-way pipeline main body, wherein the four-way pipeline main body is provided with a cold water inlet joint, a cold water outlet joint, a hot water inlet joint and a hot water outlet joint; when the circulation heating is started, the cold water outlet joint and the hot water outlet joint are in a cut-off state, and water flows through the one-way valve to form a cold and hot water closed pipeline.
As a further explanation of the above scheme, the cold water inlet joint and the hot water inlet joint are respectively disposed at the side portion of the four-way pipe body, and the cold water outlet joint and the hot water outlet joint are respectively disposed at both ends of the four-way pipe body.
Furthermore, the cold water inlet joint and the hot water inlet joint are respectively arranged at two sides of the four-way pipeline main body and are distributed front and back.
Furthermore, the four-way pipeline main body is provided with a straight-through pipeline, and a cold water outlet joint and a hot water outlet joint are arranged at two ends of the straight-through pipeline.
Furthermore, a flow limiting valve core is arranged in the cold water outlet joint.
Furthermore, a step I is arranged in the cold water outlet joint, the flow limiting valve core is arranged at the step I, and the other end of the flow limiting valve core is fixed by a retainer ring I through a hole.
Furthermore, a step II corresponding to the one-way valve core is arranged in the four-way pipeline main body, and the one-way valve core is clamped at the step II; the other end of the one-way valve core is in interference clamping connection with the inner wall of the four-way pipeline main body through a hole and a clamping ring II, so that the one-way valve core is prevented from sliding down from the inside of the four-way pipeline main body.
The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:
the utility model adopts a four-way pipeline main body structure, the four-way pipeline main body is provided with a cold water inlet joint, a cold water outlet joint, a hot water inlet joint and a hot water outlet joint, the structure cancels a three-way structure, the cold water inlet joint and the hot water outlet joint are integrated, a copper part does not need to be assembled, and the hidden danger of water leakage is avoided; compared with the prior one-way valve component, the volume is reduced, and the material is saved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is an enlarged view of detail a of fig. 2.
Fig. 4 is a schematic view of the closed state of the present invention.
Fig. 5 is a schematic view of the open state of the present invention.
Description of reference numerals: 1. the four-way pipeline comprises a four-way pipeline main body, 1-1 parts of a cold water inlet joint, 1-2 parts of a cold water outlet joint, 1-3 parts of a hot water inlet joint, 1-4 parts of a hot water outlet joint, 2 parts of a flow limiting valve core, 2-1 parts of a step I, 2-2 parts of a hole collar I, 3 parts of a check valve core, 3-1 parts of a step II, 3-2 parts of a hole collar II.
Detailed Description
The technical solution is described in detail with reference to specific embodiments below.
As shown in fig. 1-3, the present invention relates to an integrated check valve assembly, which is characterized in that it comprises a four-way pipe main body 1, the four-way pipe main body 1 is provided with a cold water inlet joint 1-1, a cold water outlet joint 1-2, a hot water inlet joint 1-3, and a hot water outlet joint 1-4, the cold water inlet joint and the cold water outlet joint are arranged at one end of the four-way pipe main body, the cold water outlet joint and the hot water inlet joint are arranged at the other end of the four-way pipe main body, a check valve core 3 is arranged between the cold water inlet joint 1-1 and the hot water inlet joint 1-3 in the four-way pipe main body 1, when the circulation heating is not opened, the cold water pipe and the hot water pipe corresponding to the cold water inlet joint and the hot water inlet; when the circulation heating is started, the cold water outlet joint and the hot water outlet joint are in a cut-off state, and water flows through the one-way valve to form a cold and hot water closed pipeline.
Further, the cold water inlet joint 1-1 and the hot water inlet joint 1-3 are respectively arranged at the side part of the four-way pipeline main body 1, and the cold water outlet joint 1-2 and the hot water outlet joint 1-4 are respectively arranged at the two ends of the four-way pipeline main body 1; the cold water inlet joint and the hot water inlet joint are respectively arranged at two sides of the four-way pipeline main body and are distributed in a front-back manner; the four-way pipeline main body is provided with a straight-through pipeline, and a cold water outlet joint and a hot water outlet joint are arranged at two ends of the straight-through pipeline; a flow limiting valve core 2 is arranged in the cold water outlet joint; a step I2-1 is arranged in the cold water outlet joint 1-2, the flow limiting valve core 2 is arranged at the step I2-1, and the other end of the flow limiting valve core 2 is fixed by a retainer ring I2-2 through a hole; a step II 3-1 corresponding to the one-way valve core 3 is arranged in the four-way pipeline main body, and the one-way valve core 3 is clamped at the step II 3-1; the other end of the one-way valve core 3 is in interference clamping connection with the inner wall of the four-way pipeline main body through a hole by a clamping ring II 3-2, so that the one-way valve core is prevented from sliding down from the inside of the four-way pipeline main body.
In the practical application process, when the circulation heating is not started, the cold and hot water inlet and outlet interfaces are as shown in fig. 4, and the cold and hot water pipes are mutually independent; when the circulation heating is started, the cold water outlet joint 1-2 and the hot water outlet joint 1-4 in the figure 5 are in a cut-off state, and water flows through the one-way valve in the direction indicated by the figure 5 to form a cold and hot water closed pipeline.
Compared with the prior art, the utility model adopts a four-way pipeline main body structure, the four-way pipeline main body is provided with a cold water inlet joint, a cold water outlet joint, a hot water inlet joint and a hot water outlet joint, the structure cancels a three-way structure, the cold water inlet joint and the hot water outlet joint are integrated, copper parts do not need to be assembled, and the hidden danger of water leakage is avoided; compared with the prior one-way valve component, the volume is reduced, and the material is saved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.
Claims (7)
1. The integrated check valve component is characterized by comprising a four-way pipeline main body, wherein the four-way pipeline main body is provided with a cold water inlet joint, a cold water outlet joint, a hot water inlet joint and a hot water outlet joint, the cold water inlet joint and the cold water outlet joint are arranged at one end of the four-way pipeline main body, the cold water outlet joint and the hot water inlet joint are arranged at the other end of the four-way pipeline main body, and a check valve core is arranged between the cold water inlet joint and the cold water outlet joint in the four-way pipeline main body.
2. The integrated check valve assembly according to claim 1, wherein the cold water inlet joint and the hot water inlet joint are respectively provided at a side portion of the four-way pipe body, and the cold water outlet joint and the hot water outlet joint are respectively provided at both ends of the four-way pipe body.
3. The integrated check valve assembly of claim 1, wherein the cold water inlet joint and the hot water inlet joint are respectively disposed at two sides of the four-way pipe body and distributed front and back.
4. The integrated check valve assembly according to claim 1, wherein the four-way pipe body is provided with a through pipe, and a cold water outlet joint and a hot water outlet joint are provided at both ends of the through pipe.
5. The integrated one-way valve assembly of claim 1, wherein a flow-limiting valve cartridge is disposed within the cold water outlet fitting.
6. The integrated check valve assembly according to claim 5, wherein a first step is arranged in the cold water outlet joint, the flow limiting valve core is arranged at the first step, and the other end of the flow limiting valve core is fixed by a first hole through a first clamping ring.
7. The integrated check valve assembly as recited in claim 1, wherein a second step corresponding to the check valve core is arranged in the four-way pipe main body, and the check valve core is clamped at the second step; the other end of the one-way valve core is in interference clamping connection with the inner wall of the four-way pipeline main body through a clamping ring II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920658462.0U CN210178978U (en) | 2019-05-09 | 2019-05-09 | Integrated check valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920658462.0U CN210178978U (en) | 2019-05-09 | 2019-05-09 | Integrated check valve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210178978U true CN210178978U (en) | 2020-03-24 |
Family
ID=69832898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920658462.0U Active CN210178978U (en) | 2019-05-09 | 2019-05-09 | Integrated check valve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210178978U (en) |
-
2019
- 2019-05-09 CN CN201920658462.0U patent/CN210178978U/en active Active
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