CN113483491A - Quick joint for water heating machine - Google Patents
Quick joint for water heating machine Download PDFInfo
- Publication number
- CN113483491A CN113483491A CN202110874555.9A CN202110874555A CN113483491A CN 113483491 A CN113483491 A CN 113483491A CN 202110874555 A CN202110874555 A CN 202110874555A CN 113483491 A CN113483491 A CN 113483491A
- Authority
- CN
- China
- Prior art keywords
- water
- water outlet
- shell
- outlet channel
- storage bin
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a quick connector for a water heating machine, which comprises a cover body, a shell, a spring, a plug assembly and an external component, wherein a water storage bin and a water outlet channel are arranged in the shell, and the water storage bin is used for communicating a water inlet channel and the water outlet channel; one end of the spring is sleeved on the plug assembly, the other end of the spring is abutted against the water storage bin, and the spring and the plug assembly are coaxially arranged; the plug assembly comprises a plug body and a first sealing ring sleeved on the plug body, one part of the plug body is positioned in the water storage bin, the other part of the plug body is positioned in the water outlet channel, and the first sealing ring is used for sealing a gap between the water storage bin and the water outlet channel; the external component is a through structure, one end of the external component is used for inserting the water outlet channel to push the compression spring with the plug assembly, and then the sealing ring is enabled to leave the water outlet channel and enter the water storage bin to relieve the sealing state.
Description
Technical Field
The invention relates to the technical field of water heating machines, in particular to a quick joint for a water heating machine.
Background
The electric water heating machine heats water through electricity to enable the water to reach higher water temperature, the high-temperature water heats flowing air through the heat dissipation facility, the purpose of enabling the ambient temperature to rise is achieved, the heating component is started when the water temperature is lower through the control of the microcomputer, and heating is stopped when the water temperature reaches the set temperature. Heat is continuously conducted to the surrounding air. The electric water heater is a novel heating device, and compared with a common heating device, the electric water heater is small in volume, low in cost, energy-saving and environment-friendly, and has the effect of a humidifier.
Need use quick-operation joint in the water heating machine, quick-operation joint is a kind and does not need the instrument just can realize the joint that the pipeline communicates or breaks off, and the quick-operation joint variety commonly used is various, has one-way connection and multidirectional connection, and common one-way joint or multidirectional joint are the through type, do not have from the function of closing, often can produce a lot of inconvenience troublesome in the practical application.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the quick connector for the water heating machine, which has the self-closing function, can be inserted into an external component when a water path needs to be communicated, is convenient and quick to operate, and has excellent integral waterproof performance after the water path is communicated.
The technical scheme of the invention is as follows:
the utility model provides a quick-operation joint for water heating machine, includes lid, casing, spring, end cap subassembly and external component, wherein:
the cover body is used for being connected with a water inlet pipe, a water inlet channel is arranged in the cover body, and the cover body is hermetically connected with the shell;
a water storage bin and a water outlet channel are arranged in the shell, and the water storage bin is used for communicating the water inlet channel and the water outlet channel;
one end of the spring is sleeved on the plug assembly, the other end of the spring is abutted against the water storage bin, and the spring and the plug assembly are coaxially arranged;
the plug assembly comprises a plug body and a first sealing ring sleeved on the plug body, one part of the plug body is positioned in the water storage bin, the other part of the plug body is positioned in the water outlet channel, and the first sealing ring is used for sealing a gap between the water storage bin and the water outlet channel;
the external component is of a through structure, one end of the external component is used for being inserted into the water outlet channel to push the plug assembly to compress the spring, and then the sealing ring is enabled to leave the water outlet channel and enter the water storage bin to release the sealing state.
Preferably, the external member is connected with the housing in a direct-insertion rotation locking manner.
Preferably, the casing still includes connecting portion one, connecting portion one is used for being connected with external component, external component is including the component body, connecting portion two and the portion of stretching into that connect gradually, the external diameter that stretches into the portion matches with the internal diameter of water outlet channel, the ring channel has been seted up to the outer wall that stretches into the portion, the embedded sealing washer two that is equipped with of ring channel, the sealing washer two-purpose is used for guaranteeing external component and inserts the back completely, goes out water outlet channel and stretches into the leakproofness between the portion, connecting portion two are used for being connected with connecting portion one to its external diameter matches with the internal diameter of connecting portion one.
Preferably, the inner wall of connecting portion one is provided with the L shape groove, the outer wall of connecting portion is provided with the fixture block that width and thickness and L shape groove match, the fixture block is used for inserting the L shape groove in order to realize the rotatory position of locking of cutting straightly.
Preferably, the external member further comprises a member cover, the outer diameter of the member cover is equal to that of the member body and is larger than the second connecting portion, the member cover and one end of the member body, which is far away from the shell, are in threaded connection, and a water outlet pipe is arranged on the member cover and is communicated with the external member.
Preferably, the extending part, the second connecting part, the member body and the member cover are all coaxially arranged and are hollow structures with equal inner diameters, and the extending part, the second connecting part and the member body are of an integrally formed structure.
Preferably, the housing is snap-fit connected with the cover.
Preferably, a third sealing ring is arranged at the joint of the shell and the cover body, and the third sealing ring is used for ensuring the tightness of the connection of the shell and the cover body.
Preferably, one end of the plug body, which is connected with the spring, is cylindrical, and the end extending into the water outlet channel is cross-cylindrical.
Preferably, the cover body is provided with N water inlet channels, N mutually independent water storage bins are arranged in parallel in the shell, N mutually independent water outlet channels are arranged in parallel in the shell, N mutually independent connecting parts I are arranged in parallel in the shell, each connecting part I is matched with an external component, each water storage bin is matched with a plug assembly and a spring respectively to form N independent water paths, and N is an integer greater than or equal to 1.
The invention has the beneficial effects that:
the invention provides a quick connector for a water heating machine, wherein when a spring is at an initial position, a first sealing ring of a plug assembly completely isolates a water storage bin from a water outlet channel, when an external component is inserted into the water outlet channel, the external component can abut against the plug assembly and pushes the plug assembly to compress the spring, the first sealing ring leaves the water outlet channel along with a plug body and enters the water storage bin, a gap between the water storage bin and the water outlet channel is exposed, liquid enters the water storage bin from the water inlet channel and then enters a through part of the external component through the gap, and flows out from one end of the external component far away from a shell; when needing the intercommunication water route, insert external member can, convenient operation is swift, and whole waterproof performance is excellent after the switch-on water route.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a quick coupling for a water heater according to the present invention;
FIG. 2 is a front view of the quick coupling for a water heating machine according to the present invention;
fig. 3 is an exploded view of a quick coupling for a water heating machine according to the present invention;
FIG. 4 is a sectional view of a quick coupling for a water heating machine according to the present invention;
in the attached drawing, 1-a cover body, 11-a water inlet channel, 2-a sealing ring III, 3-a spring, 4-a plug assembly, 41-a sealing ring I, 42-a plug body, 6-a shell, 61-a water storage bin, 62-a water outlet channel, 63-a connecting part I, 631-an L-shaped groove, 7-an external connecting component, 71-an extending part, 711-a sealing ring II, 72-a connecting part II, 721-a clamping block, 73-a component body and 74-a component cover.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
The present embodiment provides a quick coupling for a water heating machine, as shown in fig. 1 to 4, comprising a cover 1, a housing 6, a spring 3, a plug assembly 4 and an external member 7, wherein:
the cover body 1 is used for being connected with a water inlet pipe, a water inlet channel 11 is arranged in the cover body 1, and the cover body 1 is hermetically connected with the shell 6;
a water storage bin 61 and a water outlet channel 62 are arranged in the shell 6, and the water storage bin 61 is used for communicating the water inlet channel 11 with the water outlet channel 62;
one end of the spring 3 is sleeved on the plug component 4, the other end of the spring is propped against the water storage bin 61, and the spring 3 and the plug component 4 are coaxially arranged;
the plug assembly 4 comprises a plug body 42 and a first sealing ring 41 sleeved on the plug body 42, one part of the plug body 42 is positioned in the water storage bin 61, the other part of the plug body is positioned in the water outlet channel 62, and the first sealing ring 41 is used for sealing a gap between the water storage bin 61 and the water outlet channel 62;
the external member 7 is a through structure, and one end of the external member 7 is inserted into the water outlet channel 62 to push the plug assembly 4 to compress the spring 3, so that the first seal ring 41 leaves the water outlet channel 62 and enters the water storage bin 61 to release the sealing state.
In this embodiment, as shown in fig. 4, the water inlet channel 11, the water storage chamber 61, the water outlet channel 62, the spring 3, the plug assembly 4 and the external member 7 are preferably all coaxially disposed, when the spring 3 is in the initial position, the first sealing ring 41 of the plug assembly 4 completely isolates the water storage chamber 61 from the water outlet channel 62, when the external member 7 is inserted into the water outlet channel 62, the external member 7 will abut against the plug assembly 4 and push the plug assembly 4 to compress the spring 3, the first sealing ring 41 will leave the water outlet channel 62 with the plug body 42 and enter the water storage chamber 61, a gap between the water storage chamber 61 and the water outlet channel 62 is exposed, and the liquid enters the water storage chamber 61 from the water inlet channel 11, then enters the through portion of the external member 7 through the gap, and flows out from one end of the external member 7 away from the housing 6. Because the cover body 1 is hermetically connected with the shell body 6, the plug assembly 4 tightly abuts against the joint of the water storage bin 61 and the water outlet channel 62 under the action force of the spring 3, so that the two-way watertight effect is achieved, and the waterproof performance is excellent.
In this embodiment, as shown in fig. 1 to fig. 2, the connection manner between the external member 7 and the water outlet channel 62 of the housing 6 is preferably a direct-insertion rotation locking position, and the external member 7 can be conveniently and quickly inserted to act on the plug assembly 4 by selecting such a connection manner, and the external member 7 has a self-locking function and can maintain the stability of the inserted state after being inserted;
in this embodiment, the housing 6 further includes a first connecting portion 63, the first connecting portion 63 is used for being connected with the external member 7, the external member 7 includes a member body 73, a second connecting portion 72 and an extending portion 71 which are connected in sequence, the second connecting portion 72 is used for being connected with the first connecting portion 63, and the outer diameter of the second connecting portion 72 is matched with the inner diameter of the first connecting portion 63, an L-shaped groove 631 is disposed on the inner wall of the first connecting portion 63, a latch 721 with a width and a thickness matched with the L-shaped groove 631 is disposed on the outer wall of the second connecting portion 72, and the latch 721 is used for being inserted into the L-shaped groove 631 to achieve the direct insertion rotation locking. In order to enhance the stability of the connection, it is preferable that a plurality of latches 721 are provided on the second connecting portion 72, and a plurality of L-shaped grooves 631 are provided on the first connecting portion 63.
In this embodiment, the outer diameter of the extending portion 71 is matched with the inner diameter of the water outlet channel 62, an annular groove is formed in the outer wall of the extending portion 71, a second sealing ring 711 is embedded in the annular groove, the second sealing ring 711 is used for ensuring the sealing performance between the water outlet channel 62 and the extending portion 71 after the external member 7 is completely inserted, namely after the external member 7 is inserted and locked, the plug assembly 4 compresses the spring 3, the first sealing ring 41 enters the water storage bin 61, the water outlet channel 62 and the outer wall of the extending portion 71 are sealed through the second sealing ring 711, so that water is prevented from flowing out from a gap between the water outlet channel 62 and the extending portion 71, and at the moment, water enters the hollow pipeline of the extending portion 71 through the gap between the water storage bin 61 and the plug assembly 4 and flows into the internal portion of the external member 7.
In this embodiment, the external member 7 further includes a member cover 74, the outer diameter of the member cover 74 is preferably equal to the outer diameter of the member body 73 and is larger than the outer diameter of the connecting portion two 72, the member cover 74 and the member body 73 are screwed at an end away from the housing 6, the above-mentioned direct insertion rotation locking connection method can also be adopted, but it is still necessary to pay attention to the sealing connection for preventing water leakage, a water outlet pipe is provided on the member cover 74, the water outlet pipe is communicated with the external member 7, and water flow from the hollow portion of the external member 7 can be discharged through the water outlet pipe.
In the present embodiment, the protruding portion 71, the second connecting portion 72, the member body 73 and the member cover 74 are preferably coaxially disposed, and the protruding portion 71, the second connecting portion 72 and the member body 73 are preferably hollow structures with equal inner diameters and are integrally connected.
In this embodiment, the housing 6 is connected to the cover 1 by a snap fit, a third sealing ring 2 is disposed at a joint of the housing 6 and the cover 1, and the third sealing ring 2 is used for ensuring tightness of connection between the housing 6 and the cover 1, so as to prevent water leakage.
In this embodiment, the end of the plug body 42 connected to the spring 3 is cylindrical, and the end extending into the water outlet channel 62 is cross-shaped, so that after the plug body 42 is pushed by the external member 7, water flows through the gap between the widest part of the middle of the plug body 42 and the water storage chamber 61, and then flows out of the space through the cross-shaped design, so that the water can rapidly enter the external member 7.
Example 2
In this embodiment, on the basis of embodiment 1, further, the cover body 1 is provided with N water inlet channels 11, N mutually independent water storage chambers 61 are arranged in the housing 6 in parallel, N mutually independent water outlet channels 62 are arranged in the housing 6 in parallel, N mutually independent connecting portions 63 are arranged in the housing 6 in parallel, each connecting portion 63 is respectively matched with one external member 7, each water storage chamber 61 is respectively matched with one plug assembly 4 and one spring 3 to form N independent water paths, and N is an integer greater than or equal to 1.
Taking N ═ 2 as an example, as shown in fig. 1 to 4, 2 water inlet channels 11 are arranged on the cover body 1, 2 mutually independent water storage chambers 61 are arranged in the casing 6 in parallel, 2 mutually independent water outlet channels 62 are arranged in the casing 6 in parallel, 2 mutually independent connecting parts one 63 are arranged in the casing 6 in parallel, each connecting part one 63 is respectively matched with one external component 7, each water storage chamber 61 is respectively matched with one plug component 4 and one spring 3, so as to form 2 independent water channels, and the effect of increasing the water outlet efficiency is achieved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. The utility model provides a quick-operation joint for water heating machine which characterized in that: including lid, casing, spring, end cap subassembly and external component, wherein:
the cover body is used for being connected with a water inlet pipe, a water inlet channel is arranged in the cover body, and the cover body is hermetically connected with the shell;
a water storage bin and a water outlet channel are arranged in the shell, and the water storage bin is used for communicating the water inlet channel and the water outlet channel;
one end of the spring is sleeved on the plug assembly, the other end of the spring is abutted against the water storage bin, and the spring and the plug assembly are coaxially arranged;
the plug assembly comprises a plug body and a first sealing ring sleeved on the plug body, one part of the plug body is positioned in the water storage bin, the other part of the plug body is positioned in the water outlet channel, and the first sealing ring is used for sealing a gap between the water storage bin and the water outlet channel;
the external component is of a through structure, one end of the external component is used for being inserted into the water outlet channel to push the plug assembly to compress the spring, and then the sealing ring is enabled to leave the water outlet channel and enter the water storage bin to release the sealing state.
2. A quick coupling for a water heating machine as claimed in claim 1, wherein: the connection mode between the external component and the shell is direct-insertion rotary locking.
3. A quick coupling for a water heating machine as claimed in claim 2, wherein: the casing still includes connecting portion one, connecting portion one is used for being connected with external component, external component is including the component body, connecting portion two and the portion of stretching into that connect gradually, the external diameter that stretches into the portion matches with the internal diameter of water passageway, the ring channel has been seted up to the outer wall that stretches into the portion, the embedded sealing washer two that is equipped with of ring channel, the sealing washer two-purpose is used for guaranteeing external component and inserts the back completely, goes out the water passageway and stretches into the leakproofness between the portion, connecting portion two are used for being connected with connecting portion one to its external diameter matches with the internal diameter of connecting portion one.
4. A quick coupling for a water heating machine as set forth in claim 3, wherein: the inner wall of the first connecting part is provided with an L-shaped groove, the outer wall of the first connecting part is provided with a clamping block with width and thickness matched with the L-shaped groove, and the clamping block is used for being inserted into the L-shaped groove to achieve direct-insertion rotary locking.
5. The quick coupling for a water heating machine as set forth in claim 4, wherein: the external component further comprises a component cover, the outer diameter of the component cover is equal to that of the component body and is larger than the second connecting portion, the component cover and the component body are in threaded connection with one end, far away from the shell, of the component body, a water outlet pipe is arranged on the component cover, and the water outlet pipe is communicated with the external component.
6. A quick coupling for a water heating machine as set forth in claim 5, wherein: the stretching part, the connecting part II, the member body and the member cover are all coaxially arranged and are of hollow structures with equal inner diameters, and the stretching part, the connecting part II and the member body are of an integrally formed structure.
7. A quick coupling for a water heating machine as claimed in claim 1, wherein: the shell is connected with the cover body in a buckling mode.
8. A quick coupling for a water heating machine as set forth in claim 7, wherein: and a third sealing ring is arranged at the joint of the shell and the cover body and is used for ensuring the tightness of the connection between the shell and the cover body.
9. A quick coupling for a water heating machine as claimed in claim 1, wherein: the end, connected with the spring, of the plug body is cylindrical, and the end, extending into the water outlet channel, of the plug body is in a cross-column shape.
10. A quick coupling for a water heating machine as claimed in claim 1, wherein: the water storage device is characterized in that N water inlet channels are arranged on the cover body, N mutually independent water storage bins are arranged in the shell in parallel, N mutually independent water outlet channels are arranged in the shell in parallel, N mutually independent connecting parts I are arranged in the shell in parallel, each connecting part I is matched with an external component, each water storage bin is matched with a plug assembly and a spring respectively to form N independent water paths, and N is an integer greater than or equal to 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110874555.9A CN113483491B (en) | 2021-07-30 | 2021-07-30 | Quick joint for water heating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110874555.9A CN113483491B (en) | 2021-07-30 | 2021-07-30 | Quick joint for water heating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113483491A true CN113483491A (en) | 2021-10-08 |
| CN113483491B CN113483491B (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110874555.9A Active CN113483491B (en) | 2021-07-30 | 2021-07-30 | Quick joint for water heating machine |
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| Country | Link |
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| CN (1) | CN113483491B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992245U (en) * | 2011-01-28 | 2011-09-28 | 上海三盛金属制品有限公司 | Quick reducing adapter for floor heating pipe system |
| CN203105036U (en) * | 2012-12-28 | 2013-07-31 | 深圳市欣普斯科技有限公司 | A water cooling heat dissipating system and a connector assembly thereof |
| JP2015521131A (en) * | 2012-05-22 | 2015-07-27 | ビーイー・エアロスペース・インコーポレーテッド | Compact check valve for aircraft galley piping system |
| CN110118273A (en) * | 2019-05-16 | 2019-08-13 | 广东万和新电气股份有限公司 | Water flow check valve and gas heater |
| CN110230833A (en) * | 2019-06-28 | 2019-09-13 | 广东万和电气有限公司 | A kind of range hood and its water storage cup |
| CN209392869U (en) * | 2018-12-18 | 2019-09-17 | 吴联星 | Filter case body with water lock function |
| CN211501942U (en) * | 2019-12-27 | 2020-09-15 | 广东万家乐燃气具有限公司 | Pipe joint assembly and water heater comprising same |
-
2021
- 2021-07-30 CN CN202110874555.9A patent/CN113483491B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992245U (en) * | 2011-01-28 | 2011-09-28 | 上海三盛金属制品有限公司 | Quick reducing adapter for floor heating pipe system |
| JP2015521131A (en) * | 2012-05-22 | 2015-07-27 | ビーイー・エアロスペース・インコーポレーテッド | Compact check valve for aircraft galley piping system |
| CN203105036U (en) * | 2012-12-28 | 2013-07-31 | 深圳市欣普斯科技有限公司 | A water cooling heat dissipating system and a connector assembly thereof |
| CN209392869U (en) * | 2018-12-18 | 2019-09-17 | 吴联星 | Filter case body with water lock function |
| CN110118273A (en) * | 2019-05-16 | 2019-08-13 | 广东万和新电气股份有限公司 | Water flow check valve and gas heater |
| CN110230833A (en) * | 2019-06-28 | 2019-09-13 | 广东万和电气有限公司 | A kind of range hood and its water storage cup |
| CN211501942U (en) * | 2019-12-27 | 2020-09-15 | 广东万家乐燃气具有限公司 | Pipe joint assembly and water heater comprising same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113483491B (en) | 2022-08-30 |
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