CN204387387U - A kind of four-way valve for return water system - Google Patents
A kind of four-way valve for return water system Download PDFInfo
- Publication number
- CN204387387U CN204387387U CN201420737209.1U CN201420737209U CN204387387U CN 204387387 U CN204387387 U CN 204387387U CN 201420737209 U CN201420737209 U CN 201420737209U CN 204387387 U CN204387387 U CN 204387387U
- Authority
- CN
- China
- Prior art keywords
- way valve
- filter screen
- access hole
- backwater
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Check Valves (AREA)
- Pipe Accessories (AREA)
Abstract
The utility model relates to a kind of four-way valve for return water system of the pipeline connecting parts be arranged on pipeline, comprise the body of four-way valve, described body comprises the cold water inlet, backwater entrance, water outlet and the access hole for overhauling that are interconnected, described cold water inlet is used for being connected with water pipe, water outlet is provided with for reaching the Quick connection part of device or backwater equipment connection with speed, described backwater mouth is provided with check valve assembly, described access hole inside is provided with filter screen, and sealing is bolted with o circle silently on access hole.The utility model compact structure, ingehious design, simple installation, filter screen, safety check are installed in body by easily detachable mode, and do reliable sealing, adopts this pipeline connection part that accessory required in pipeline installation process is greatly reduced, improve installation efficiency, and greatly reduce installation difficulty, the leakage hidden trouble caused owing to installing reason can be avoided, and the aesthetics of whole system is improved greatly.
Description
Technical field
The utility model relates to the pipeline connecting parts be arranged on pipeline, particularly a kind of four-way valve for return water system.
Background technique
along with the raising of living standards of the people, the improvement of housing condition, people are to energy-conservation, also more and more higher with the requirement of water travelling comfort, domestic water water quality and installation aesthetics.In recent years, reach Domestic circulating hot water system that device (water recovery apparatus) is representative due to what can improve people with speed and use water travelling comfort, and meet the requirement of country to energy-saving and emission-reduction, gradually by broad masses are accepted.
But, because system will arrange water return pipeline, the end of water return pipeline connects speed after will connecting with cold water pipe again reach device (water recovery apparatus), and return pipe must be installed check valve and refluxed by return pipe to prevent cold water, utilize existing material, the accessory completed needed for this connection is many, connects cumbersome, and unsightly, add that material is on the market uneven, existing Placement, the probability of pipe leakage also increases greatly, also corresponding higher to the requirement of installer.
Model utility content
The purpose of this utility model solves above defect, provides a kind of four-way valve for return water system, and its structure is simple, simple installation, and required accessory is few, improves installation efficiency, and improve the reliability of sealing.
The purpose of this utility model is achieved in the following ways:
A kind of four-way valve for return water system, comprise the body of four-way valve, described body comprises the cold water inlet be interconnected, backwater entrance, water outlet and the access hole for overhauling, wherein, described cold water inlet is used for being connected with water pipe, water outlet is provided with for reaching the Quick connection part of device or backwater equipment connection with speed, described backwater mouth is provided with check valve assembly, this check valve assembly comprises safety check and directintermination joint, it is inner that safety check is arranged on directintermination joint, directintermination joint is removably connected on backwater mouth, described access hole inside is provided with filter screen, the cylindrical structure of filter screen, the surface of this filter screen is provided with several filtering hole, and sealing is bolted with o circle silently on access hole.
Install for the ease of coordinating on different pipelines, check valve assembly of the present utility model, filter screen and Quick connection part are not limited to above-mentioned mounting point, according to different pipelines flexibly changing mounting point when meeting usage requirement, making four-way valve variation, expanding using scope.
In above-mentioned explanation, more preferred scheme, described quick connection assembly comprises locknut, is located at seal ring and the movable joint of locknut internal surface.
In above-mentioned explanation, more preferred scheme, described filter screen is made up of metallic material.
In above-mentioned explanation, more preferred scheme, described safety check is made up of plastic cement or metallic material.Plastic material adopts the plastic material of high-temperature heat-resistance to make.
The beneficial effect that the utility model produces is as follows:
1) the utility model compact structure, ingehious design, simple installation, is installed to filter screen, safety check in body by easily detachable mode, and does reliable sealing.
2) adopt this pipeline connection part that accessory required in pipeline installation process is greatly reduced, improve installation efficiency, and greatly reduce installation difficulty.
3) leakage hidden trouble caused owing to installing reason can be avoided, and the aesthetics of whole system is improved greatly.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model embodiment one;
Fig. 2 is the plan view of the utility model embodiment one;
Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model embodiment two;
In figure, 1 is body, and 2 is cold water inlet, and 3 is water outlet, and 4 is backwater mouth, and 5 is access hole, and 6 is safety check, and 7 is directintermination joint, and 8 is filter screen, and 9 is silently, and 10 is locknut, and 11 is movable joint.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Following embodiment, with reference to Fig. 1 ~ Fig. 3.
embodiment one
With reference to Fig. 1 ~ Fig. 2, as shown in the figure, the present embodiment comprises the body 1 of four-way valve, described body 1 comprises the cold water inlet 2 be interconnected, water outlet 3, backwater mouth 4 and the access hole 5 for overhauling, wherein, described cold water inlet 2 is for being connected with water pipe, for ease of reaching the connection of device (water recovery apparatus) or miscellaneous equipment with speed, water outlet 3 is provided with for reaching with speed the Quick connection part that device (water recovery apparatus) or miscellaneous equipment be connected, described backwater mouth 4 is provided with check valve assembly, this check valve assembly comprises safety check 6 and directintermination joint 7, described safety check 6 is made up of plastic cement or metallic material, it is inner that safety check 6 is arranged on directintermination joint 7, directintermination joint 7 is removably connected on water outlet 3, described access hole 5 inside is provided with filter screen 8, described filter screen 8 is made up of metallic material, the cylindrical structure of filter screen 8, the surface of this filter screen 8 is provided with several filtering hole, and sealing is bolted with silently 9 of with o circle on access hole 5.After filter screen 8 is put into and detected in mouth, then by silently 9 sealings, reach the effect that easy cleaning is changed, simultaneously can fine impurities in filter pipe, reach the object to water quality preliminary purification; Safety check 6 is first installed in directintermination joint 7, then is tightly connected with backwater mouth 4, and whole modular construction is compact, attractive in appearance, be easy to connect.
In addition, described quick connection assembly comprises locknut 10, is located at seal ring and the movable joint 11 of locknut 10 internal surface.Be applicable to the connection function of pipeline, have and change fast feature, also can directly be connected with other pipe fitting, valve, simple installation, improve installation efficiency, and improve the reliability of sealing.
embodiment two
With reference to Fig. 3, as shown in the figure, the present embodiment is different from embodiment one to be, water outlet 3 is provided with check valve assembly, this check valve assembly comprises safety check 6 and directintermination joint 7, safety check 6 is arranged on directintermination joint inside 7, and backwater mouth 4 is for reaching with speed the Quick connection part that device (water recovery apparatus) or miscellaneous equipment be connected.According to different pipelines flexibly changing mounting point when meeting usage requirement, making four-way valve variation, expanding using scope.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as protection domain of the present utility model.
Claims (4)
1. the four-way valve for return water system, comprise the body of four-way valve, it is characterized in that: described body comprises the cold water inlet be interconnected, backwater entrance, water outlet and the access hole for overhauling, wherein, described cold water inlet is used for being connected with water pipe, water outlet is provided with for reaching the Quick connection part of device or backwater equipment connection with speed, described backwater mouth is provided with check valve assembly, this check valve assembly comprises safety check and directintermination joint, it is inner that safety check is arranged on directintermination joint, directintermination joint is removably connected on backwater mouth, described access hole inside is provided with filter screen, the cylindrical structure of filter screen, the surface of this filter screen is provided with several filtering hole, and sealing is bolted with o circle silently on access hole.
2. a kind of four-way valve for return water system according to claim 1, is characterized in that: described quick connection assembly comprises locknut, is located at seal ring and the movable joint of locknut internal surface.
3. a kind of four-way valve for return water system according to claim 1, is characterized in that: described filter screen is made up of metallic material.
4. a kind of four-way valve for return water system according to claims 1 to 3 any one, is characterized in that: described safety check is made up of plastic cement or metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737209.1U CN204387387U (en) | 2014-12-01 | 2014-12-01 | A kind of four-way valve for return water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737209.1U CN204387387U (en) | 2014-12-01 | 2014-12-01 | A kind of four-way valve for return water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204387387U true CN204387387U (en) | 2015-06-10 |
Family
ID=53360109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420737209.1U Expired - Fee Related CN204387387U (en) | 2014-12-01 | 2014-12-01 | A kind of four-way valve for return water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204387387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778442C2 (en) * | 2017-09-20 | 2022-08-18 | Де Лонги Аплайенсес С.Р.Л. Кон Унико Социо | Boiler |
-
2014
- 2014-12-01 CN CN201420737209.1U patent/CN204387387U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778442C2 (en) * | 2017-09-20 | 2022-08-18 | Де Лонги Аплайенсес С.Р.Л. Кон Унико Социо | Boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20171201 |