CN108895239A - Self-sealing nut and air conditioner - Google Patents
Self-sealing nut and air conditioner Download PDFInfo
- Publication number
- CN108895239A CN108895239A CN201811064358.5A CN201811064358A CN108895239A CN 108895239 A CN108895239 A CN 108895239A CN 201811064358 A CN201811064358 A CN 201811064358A CN 108895239 A CN108895239 A CN 108895239A
- Authority
- CN
- China
- Prior art keywords
- valve body
- self
- airflow channel
- elastic component
- spool
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 47
- 238000009434 installation Methods 0.000 claims description 30
- 238000004378 air conditioning Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 239000003507 refrigerant Substances 0.000 description 8
- 230000006378 damage Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/11—Plugs
- F16L55/1108—Plugs fixed by screwing or by means of a screw-threaded ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a self-sealing nut and an air conditioner, wherein the self-sealing nut comprises: the elastic piece comprises a first end, a second end and a first air flow channel which penetrates through the first end and the second end; the first valve body is provided with a second airflow channel, the air inlet end of the first valve body is connected and communicated with the first end, and the air outlet end of the first valve body is provided with a first connecting part for connecting with the air inlet end of an external pipeline; the air outlet end of the second valve body is connected and communicated with the second end, and the second valve body can drive the second end to move, so that the second valve body and the elastic piece can extend into the second air flow channel or the inner part of the external pipeline along the depth direction of the second air flow channel; and the pressing piece is used for fixing the second valve body in the second airflow channel or the internal part of the external pipeline. The self-sealing nut can extend the second valve body into the external pipeline or the second airflow channel, so that the self-sealing nut is prevented from being damaged from the outside, and the sealing performance of the external pipeline is guaranteed.
Description
Technical field
The present invention relates to air-conditioning technical fields, more particularly to a kind of self-styled nut and air-conditioning.
Background technique
Air-conditioning system requires to be filled with the protection medium such as appropriate refrigerant or nitrogen in pipeline after production, to prevent
Only channel interior corrosion causes air-conditioning system blocking leakage failure.Therefore need to be completed air-conditioning system filling refrigerant with self-styled nut
Perhaps nitrogen etc. protects medium and protects media storage into pipeline refrigerant or nitrogen etc. by self-styled nut.
However, traditional self-styled nut is easy to be caused self-styled nut to be easily broken off by external collision, influence pipeline
Leakproofness.
Summary of the invention
Based on this, when in use for traditional self-styled nut, it is easy to be caused self-styled nut to be easy by external collision
Fracture, the problem of influencing pipeline leakproofness, propose a kind of self-styled nut and air-conditioning；The self-styled nut can utilize elastic component
Expansion performance puts in second valve body in second airflow channel or in the external pipe, so avoid it is described from
Envelope nut ensure that the leakproofness of external pipe in turn by extraneous destruction；The air-conditioning includes above-mentioned self-styled nut, therefore,
The air-conditioning when in use, can put in second valve body in second airflow channel or in the external pipe, in turn
Avoid the self-styled nut by extraneous destruction.
Specific technical solution is as follows：
On the one hand, this application involves a kind of self-styled nuts, including：Elastic component, the elastic component include first end, second end
And the first airflow channel through the first end and second end；First valve body, first valve body are equipped with the second airflow channel,
The inlet end of first valve body is connected to and in communication with the first end, the outlet side of first valve body be equipped with for it is external
The first connecting portion of the inlet end connection of pipeline；The outlet side of second valve body, second valve body is connect simultaneously with the second end
Connection, second valve body are able to drive the second end movement, enable second valve body and the elastic component along described
The depth direction of second airflow channel is put in second airflow channel or in the external pipe；And compressing member, the pressure
Tight part is used to for second valve body being fixed on the inside of second airflow channel or the external pipe.
When in use, the inlet end of the first connecting portion and external pipe is connected for above-mentioned self-styled nut, then will be cold
The protection medium such as matchmaker either nitrogen successively passes through the outlet side of second valve body, described first along the inlet end of the second valve body
Airflow channel and second airflow channel are delivered in the external pipe, since the elastic component has scalability, are led to
It crosses artificial pressing or presses the inlet end of second valve body by other presses, make second valve body and described
Elastic component can be put in along the depth direction of second airflow channel in second airflow channel or the external pipe
Second valve body is then fixed in second airflow channel or the external pipe by the compressing member by inside
Portion, in this way, second valve body can hide or be partly hidden in completely in second airflow channel or the extension tube attached
Inside road, in turn, avoids second valve body by extraneous destruction, influence the self-styled nut to the close of the external pipe
Envelope effect；Further, second valve body can be hidden completely or be partly hidden in second airflow channel or described
Inside external pipe, therefore, air conditioner outer dimension can be effectively reduced, improve dress cabinet amount, and then cut down unit transport
Cost；Simultaneously as the scalability of described elastic component itself, second valve body is when encountering external force, the elastic component energy
Buffer function is enough played, in turn, avoids second valve body and external object that rigid collision occurs.
Technical solution is illustrated further below：
The elastic component is round table-like elastic component in one of the embodiments, and first airflow channel is round table-like
Airflow channel, the big end of the round table-like elastic component are the first end, and the small end of the round table-like elastic component is described second
End.
The compressing member is clamping cap in one of the embodiments, and the clamping cap is equipped with seal face, the clamping cap
It is rotatablely arranged at the inlet end of first valve body, and the clamping cap is equipped with for connecting with first valve body
Two interconnecting pieces, when second valve body drives the second end to be moved to the first predeterminated position, the clamping cap turns to the
Two predeterminated positions, the second connecting portion are connect with first valve body, and the seal face is enable to compress second valve body
Inlet end.
The self-styled nut further includes first annular sealing element in one of the embodiments, the first annular sealing element
It is set to the inner wall of second airflow channel.
Second valve body includes mounting base and the second lip ring, the mounting base in one of the embodiments,
Equipped with third end, the 4th end and installation through-hole through the third end and the 4th end, the third end and described second
End connection, and the installation through-hole is connected to first airflow channel, second lip ring is set to the installation
The inner wall of through-hole.
Second valve body further includes spool in one of the embodiments, and one end of the spool is equipped with sealing, institute
Sealing is stated across second lip ring and is movably arranged in the installation through-hole, the other end of the spool
Close to the 4th end, when the spool is moved to third predeterminated position, the sealing and second lip ring
Side wall abut, cooperate the spool and second lip ring and seal the installation through-hole, when the spool is mobile
When to four predeterminated positions, the sealing is separated with the side wall of second lip ring.
Second valve body further includes guide part in one of the embodiments, and the guide part is close to the 4th end
And it is fixedly arranged on the inner wall of the installation through-hole, the guide part is equipped with pilot hole, and the sealing passes through the pilot hole and institute
It states the second lip ring and is movably arranged in the installation through-hole.
Second valve body further includes dynamic clamping head and quiet clamping head in one of the embodiments, one end of the dynamic clamping head and quiet clamping head with
The guide part connection, one end of the spool is equipped with the sealing and the other end of the dynamic clamping head and quiet clamping head and the valve
One end of core connects.
The length of the elastic component is greater than the length of second valve body in one of the embodiments,.
On the other hand, the application further relates to a kind of air-conditioning, including self-styled nut, the outlet side of first valve body with it is described
The inlet end of external pipe is connected to and in communication with.
When in use, the outlet side of the first valve body and the inlet end of external pipe are connected to and in communication with above-mentioned air-conditioning, then will
Refrigerant either protection medium such as nitrogen successively passes through the outlet side of second valve body, described the along the inlet end of the second valve body
One airflow channel and second airflow channel are delivered in the external pipe, since the elastic component has scalability,
The inlet end for either pressing second valve body by other presses by artificially pressing, makes second valve body and institute
Stating elastic component can put in second airflow channel or the external pipe along the depth direction of second airflow channel
Inside, second valve body is then fixed on by second airflow channel or the external pipe by the compressing member
Inside, in this way, second airflow channel or the extension tube attached can be hidden completely or be partly hidden in second valve body
Inside road, in turn, avoids second valve body by extraneous destruction, influence the self-styled nut to the close of the external pipe
Envelope effect；Further, second airflow channel or described outer can be hidden completely or be partly hidden in second valve body
Inside adapter tube road, therefore, air conditioner outer dimension can be effectively reduced, improve dress cabinet amount, and then cut down unit transport at
This；Simultaneously as the scalability of described elastic component itself, for second valve body when encountering external force, the elastic component can
Buffer function is played, in turn, avoids second valve body and external object that rigid collision occurs.
Detailed description of the invention
Fig. 1 is the result schematic diagram of self-styled nut；
Fig. 2 is the sectional view of self-styled nut in Fig. 1；
Fig. 3 is the sectional view along A-A in Fig. 1.
Description of symbols：
10, self-styled nut, 100, elastic component, 110, first end, 120, second end, the 130, first airflow channel, 200,
One valve body, the 210, second airflow channel, 212, first annular sealing element, 220, internal thread structure, the 300, second valve body, 310, peace
Dress seat, 312, installation through-hole, the 320, second lip ring, 330, third lip ring, 340, guide part, 350, spool,
352, sealing, 360, dynamic clamping head and quiet clamping head, 400, compressing member.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When element is referred to as " being fixedly arranged on " another element, it can be directly in another yuan
On part or there may also be elements placed in the middle.When an element is considered as " connection " another element, it be can be directly
It is connected to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ",
"left", "right" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
It is important to point out that when element is referred to as " being fixedly arranged on " another element, two elements can be it is integrated,
It can be and be detachably connected between two elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
Body embodiment purpose, it is not intended that in limitation the present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
In addition it is also necessary to understand, in the present embodiment, term "lower", "upper", "front", "rear", "left", "right",
"inner", "outside", "top", "bottom", " side ", " other side ", " one end ", " other end ", etc. indicated by positional relationship be based on
Positional relationship shown in the drawings；The terms such as " first ", " second " are to distinguish different structure members.These terms are only
Convenient for the description present invention and simplify description, is not considered as limiting the invention.
As shown in Figures 1 and 2, the self-styled nut 10 of one of embodiment, including：Elastic component 100, elastic component 100 wrap
Include first end 110, second end 120 and the first airflow channel 130 through first end 110 and second end 120；First valve body 200,
First valve body 200 is equipped with the second airflow channel 210, and inlet end and the first end 110 of the first valve body 200 are connected to and in communication with, and first
The outlet side of valve body 200 is equipped with the first connecting portion connecting for the inlet end with external pipe；Second valve body 300, the second valve
The outlet side of body 300 is connected to and in communication with second end 120, and the second valve body 300 is able to drive the movement of second end 120, makes the second valve
Body 300 and elastic component 100 can put in the second airflow channel 210 or external pipe along the depth direction of the second airflow channel 210
Inside；And compressing member 400, compressing member 400 are used to the second valve body 300 being fixed on the second airflow channel 210 or external pipe
Inside.
Above-mentioned self-styled nut 10 when in use, the inlet end of first connecting portion and external pipe is connected, then by refrigerant
Or the protection medium such as nitrogen successively passes through outlet side, the first air-flow of the second valve body 300 along the inlet end of the second valve body 300
Channel 130 and the second airflow channel 210 are delivered in external pipe, since elastic component 100 has scalability and easily-deformable
Feature is either pressed the inlet end of the second valve body 300 by other presses by artificially pressing, makes the second valve body 300
And elastic component 100 can be put in the second airflow channel 210 or external pipe along the depth direction of the second airflow channel 210
Portion, the deformation direction of elastic component 100 is as shown in Fig. 2, be then fixed on the second air-flow for the second valve body 300 by compressing member 400
Channel 210 or the inside of external pipe lead in this way, the second air-flow can be hidden completely or be partly hidden in the second valve body 300
Inside road 210 or external pipe, in turn, the second valve body 300 is avoided by extraneous destruction, influence self-styled nut 10 to extension tube attached
The sealing function in road；Further, the second airflow channel 210 or outer can be hidden completely or be partly hidden in the second valve body 300
Inside adapter tube road, therefore, air conditioner outer dimension can be effectively reduced, improve dress cabinet amount, and then cut down unit transport at
This；Simultaneously as the scalability of elastic component 100 itself, when encountering external force, elastic component 100 can play the second valve body 300
Buffer function avoids the second valve body 300 that rigid collision occurs with external object, and then the second valve body 300 is protected not broken in turn
It is bad, promote the service life of the second valve body 300.
As shown in Fig. 2, the outlet side of the first valve body 200 is equipped with internal thread structure 220, by interior in this embodiment
The external thread structure of helicitic texture 220 and external pipe is cooperatively connected；It of courses, in other embodiments, the first valve body 200
Outlet side is also provided with external thread structure, is cooperatively connected by the internal thread structure of external thread structure and external pipe.
As depicted in figs. 1 and 2, further, on the basis of the above embodiments, elastic component 100 is round table-like elastic component
100, the first airflow channel 130 is round table-like airflow channel, and the big end of round table-like elastic component 100 is first end 110, round table-like bullet
Property part 100 small end be second end 120.In this way, second valve body 300 squeezes round table-like elastic component when pressing the second valve body 300
100, so that round table-like elastic component 100 is deformed, due to round table-like elastic component 100 diameter along the direction of small end to big end gradually
It is incremented by, therefore, the second valve body 300 can be put in easily inside the second airflow channel 210 or external pipe.In this embodiment
In, elastic component 100 is extension rubber cushion rubber, is of coursed, and in other embodiments, elastic component 100 can also be by other elastic materials
Matter is made, such as thermoplastic polyester elastomer.
As shown in Figure 1, Figure 2 and Figure 3, based on any of the above embodiments, compressing member 400 is clamping cap, clamping cap
Equipped with seal face, clamping cap is rotatablely arranged at the inlet end of the first valve body 200, and clamping cap be equipped with for the first valve body
The second connecting portion of 200 connections, when the second valve body 300 drives second end 120 to be moved to the first predeterminated position, clamping cap rotation
To the second predeterminated position, second connecting portion is connect with the first valve body 200, and seal face is enable to compress the air inlet of the second valve body 300
End.In this way, when the second valve body 300 is put in or partially put in or beyond the second airflow channel 210 completely inside adapter tube road,
By rotating clamping cap, abut seal face and the inlet end of the second valve body 300, and pass through second connecting portion and the first valve body
200 connections, the second valve body 300 are fixed in the second airflow channel 210 or external pipe, the rotation direction of clamping cap such as Fig. 2
It is shown.Specifically, the inlet end of clamping cap and the first valve body 200 is rotatably connected and can be achieved by the prior art, herein not
It repeats one by one.Similarly, second connecting portion connect and can also be achieved by the prior art with the first valve body 200, will not repeat them here.
In this embodiment, second connecting portion and the first valve body 200 are clamped, in this way, easy to disassemble.It of courses, in other embodiment
In, compressing member 400 can also be other and compress end caps, as long as when the second valve body 300 puts in completely or partially put in the
When in or beyond two airflow channels 210 inside adapter tube road, the second valve body 300 is fixed by compressing end cap.
As shown in Fig. 2, based on any of the above embodiments, which further includes first annular sealing element
212, first annular sealing element 212 is set to the inner wall of the second airflow channel 210；In this way, right by first annular sealing element 212
Second airflow channel 210 is sealed, and first annular sealing element 212 can be sealing ring, and the inner wall of the second airflow channel 210 is set
There is the first erecting bed, first annular sealing element 212 is set on the first erecting bed.
As shown in Fig. 2, based on any of the above embodiments, the second valve body 300 includes mounting base 310 and the second annular
Sealing element 320, mounting base 310 are equipped with the installation through-hole 312 through the both ends of mounting base 310, one end of mounting base 310 and second
120 connection of end, and installation through-hole 312 is connected to the first airflow channel 130, the second lip ring 320 is set to installation through-hole
312 inner wall.In this way, being sealed by the second lip ring 320 to installation through-hole 312, in this embodiment, also wrap
Include third lip ring 330, the inner wall of installation through-hole 312 is equipped with the second erecting bed and third erecting bed, the second erecting bed and
Third erecting bed is arranged along the length direction interval of installation through-hole 312, and the second erecting bed is close to third end, third lip ring
330 one end is abutted with the second erecting bed, and the second lip ring 320 is set to third erecting bed, while third ring packing
The other end of part 330 is abutted with the second lip ring 320, and the second lip ring 320 is fixed on third erecting bed,
In this embodiment, the second lip ring 320 can be sealing ring, and third lip ring 330 can be bushing, Jin Ertong
Cross the sealing of the second lip ring 320 and the cooperation realization of third lip ring 330 to installation through-hole 312.
As shown in Fig. 2, based on any of the above embodiments, the second valve body 300 further includes spool 350, spool 350
One end is equipped with sealing 352, and sealing 352 passes through the second lip ring 320 and is movably arranged at installation through-hole 312
Interior, the other end of spool 350 is close to the 4th end, when spool 350 is moved to third predeterminated position, sealing 352 and the second ring
The side wall of shape sealing element 320 abuts, and so that spool 350 and the second lip ring 320 is cooperated sealing installation through-hole 312, works as spool
350 when being moved to four predeterminated positions, and sealing 352 is separated with the side wall of the second lip ring 320.In this way, working as spool 350
When being moved to four predeterminated positions, sealing 352 is separated with the side wall of the second lip ring 320, at this point it is possible to logical to installation
Filling refrigerant or nitrogen etc. protect medium in hole 312, these protection media can be delivered to the first air-flow along installation through-hole 312
Channel 130, and be delivered in external pipe along the second airflow channel 210, after protection medium filling, drive spool 350
When being moved to third predeterminated position, at this point, sealing 352 is abutted with the side wall of the second lip ring 320, make spool 350 with
Second lip ring 320 cooperation sealing installation through-hole 312, in turn, the protection medium such as refrigerant or nitrogen is difficult to logical from installation
Hole 312 is leaked to the external world.On the basis of the embodiment, which further includes guide part 340, is led
Close to the 4th end and it is fixedly arranged on the inner wall of installation through-hole 312 to part 340, guide part 340 is equipped with pilot hole, one end of spool 350
Across pilot hole and the second lip ring 320 and it is movably arranged in installation through-hole 312.It is led in this way, pilot hole plays
To effect, so that spool 350 is steadily moved back and forth along pilot hole；Further, on the basis of the embodiment, this second
Valve body 300 further includes dynamic clamping head and quiet clamping head 360, and one end of dynamic clamping head and quiet clamping head 360 is connect with guide part 340, and one end of spool 350 is set
There is sealing 352 and the other end of dynamic clamping head and quiet clamping head 360 is connect with one end of spool 350.In this way, filling spool 350
It can automatically reset under the action of dynamic clamping head and quiet clamping head 360 after complete protection medium, in this embodiment, dynamic clamping head and quiet clamping head 360
It for spring, of courses, in other embodiments, dynamic clamping head and quiet clamping head 360 can also be that other elastic materials are made, such as rubber
Deng.
Based on any of the above embodiments, the length of elastic component 100 is greater than the length of the second valve body 300.In this way, really
Protecting the second valve body 300 can hide completely to the second airflow channel 210 or external pipe.In this embodiment, elastic component
Length be 38mm, the length of the second valve body 300 is 37mm, and the length of the first valve body is 22mm.It of courses, in other embodiments
In, the length of elastic component 100 and the second valve body 300 can also be other numerical value, but as long as the length for meeting elastic component 100 is greater than
The length of second valve body 300.
On the other hand, an embodiment further relates to a kind of air-conditioning, including self-styled nut 10, further includes external pipe, the first valve
The outlet side of body 200 and the inlet end of external pipe are connected to and in communication with.
When in use, the outlet side of the first valve body 200 and the inlet end of external pipe are connected to and in communication with above-mentioned air-conditioning, then
By refrigerant either protection medium such as nitrogen along the inlet end of the second valve body 300 successively pass through the second valve body 300 outlet side, the
One airflow channel 130 and the second airflow channel 210 are delivered in external pipe, since elastic component 100 has scalability, are passed through
Artificial pressing either presses the inlet end of the second valve body 300 by other presses, makes the second valve body 300 and elastic component
100 can put in the inside of the second airflow channel 210 or external pipe along the depth direction of the second airflow channel 210, then logical
The inside that the second valve body 300 is fixed on the second airflow channel 210 or external pipe by compressing member 400 is crossed, in this way, the second valve body
300 can hide completely or be partly hidden in inside the second airflow channel 210 or external pipe, in turn, avoid the second valve body
300, by extraneous destruction, influence self-styled nut 10 to the sealing function of external pipe；Further, the second valve body 300 can be complete
It is complete to hide or be partly hidden in inside the second airflow channel 210 or external pipe, therefore, air conditioner can be effectively reduced
Outer dimension improves dress cabinet amount, and then cuts down unit transportation cost；Simultaneously as the scalability of elastic component 100 itself,
For second valve body 300 when encountering external force, elastic component 100 can play buffer function, in turn, avoid the second valve body 300 and the external world
Rigid collision occurs for object.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of self-styled nut, which is characterized in that including：
Elastic component, the elastic component include first end, second end and the first airflow channel through the first end and second end；
First valve body, first valve body are equipped with the second airflow channel, and the inlet end of first valve body and the first end connect
It connects and is connected to, the outlet side of first valve body is equipped with the first connecting portion connecting for the inlet end with external pipe；
Second valve body, outlet side and the second end of second valve body are connected to and in communication with, and second valve body is able to drive
The second end is mobile, and second valve body and the elastic component is enable to put in along the depth direction of second airflow channel
The inside of the external pipe in second airflow channel；And
Compressing member, the compressing member is used to for second valve body being fixed in second airflow channel or the external pipe
Inside.
2. self-styled nut according to claim 1, which is characterized in that the elastic component is round table-like elastic component, described the
One airflow channel is round table-like airflow channel, and the big end of the round table-like elastic component is the first end, the round table-like elasticity
The small end of part is the second end.
3. self-styled nut according to claim 1, which is characterized in that the compressing member is clamping cap, and the clamping cap is set
Have a seal face, the clamping cap is rotatablely arranged at the inlet end of first valve body, and the clamping cap be equipped with for
The second connecting portion of the first valve body connection, when second valve body drives the second end to be moved to the first predeterminated position
When, the clamping cap turns to the second predeterminated position, and the second connecting portion is connect with first valve body, makes the seal face
The inlet end of second valve body can be compressed.
4. self-styled nut according to claim 1, which is characterized in that it further include first annular sealing element, first ring
Shape sealing element is set to the inner wall of second airflow channel.
5. self-styled nut according to claim 1, which is characterized in that second valve body includes mounting base and the second annular
Sealing element, the mounting base is equipped with third end, the 4th end and the installation through-hole through the third end and the 4th end, described
Third end is connect with the second end, and the installation through-hole is connected to first airflow channel, second ring packing
Part is set to the inner wall of the installation through-hole.
6. self-styled nut according to claim 5, which is characterized in that second valve body further includes spool, the spool
One end be equipped with sealing, the sealing passes through and second lip ring and is movably arranged at the installation through-hole
Interior, the other end of the spool is close to the 4th end, when the spool is moved to third predeterminated position, the sealing with
The side wall of second lip ring abuts, and the spool and second lip ring is made to cooperate the sealing installation logical
Hole, when the spool is moved to four predeterminated positions, the sealing is separated with the side wall of second lip ring.
7. self-styled nut according to claim 6, which is characterized in that second valve body further includes guide part, described to lead
To close 4th end of part and it is fixedly arranged on the inner wall of the installation through-hole, the guide part is equipped with pilot hole, the sealing
Across the pilot hole and second lip ring and it is movably arranged in the installation through-hole.
8. self-styled nut according to claim 7, which is characterized in that second valve body further includes dynamic clamping head and quiet clamping head, institute
The one end for stating dynamic clamping head and quiet clamping head is connect with the guide part, and one end of the spool is equipped with the sealing and the elasticity is multiple
The other end of position part is connect with one end of the spool.
9. self-styled nut according to any one of claims 1 to 8, which is characterized in that the length of the elastic component is greater than institute
State the length of the second valve body.
10. a kind of air-conditioning, which is characterized in that further include extension tube attached including the described in any item self-styled nuts of claim 1 to 9
Road, the outlet side of first valve body and the inlet end of the external pipe are connected to and in communication with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN201811064358.5A CN108895239B (en) | 2018-09-12 | 2018-09-12 | Self-sealing nut and air conditioner |
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| CN108895239B CN108895239B (en) | 2023-10-03 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB184435A (en) * | 1921-08-08 | 1923-02-26 | George Francois Jaubert | Improvements in or relating to devices for filling and emptying receptacles adapted to contain fluids under pressure |
| US4305422A (en) * | 1979-07-24 | 1981-12-15 | Industrieele Maatschappij Zutphen B.V. | Filler valve for a gas tank |
| CA1281820C (en) * | 1987-02-19 | 1991-03-19 | Robert A. Walker | Air mattress with filler check valve and cap therefor |
| CN201588989U (en) * | 2009-12-16 | 2010-09-22 | 汤敏岳 | Air-conditioning gas-charging self-sealing pressure retaining valve |
| CN203349589U (en) * | 2013-04-22 | 2013-12-18 | 邯郸美的制冷设备有限公司 | Refrigerant filling and discharging device for air conditioner |
| CN103644343A (en) * | 2013-11-12 | 2014-03-19 | 成都宇思纵科技有限公司 | Safe emergency release coupler |
| CN203641583U (en) * | 2013-12-12 | 2014-06-11 | 广东美的暖通设备有限公司 | Refrigerant filling valve |
| CN205824297U (en) * | 2016-07-27 | 2016-12-21 | 海宁金能热水器有限公司 | Air-source water heater charge valve |
| CN208764552U (en) * | 2018-09-12 | 2019-04-19 | 珠海格力电器股份有限公司 | Self-sealing nut and air conditioner |
-
2018
- 2018-09-12 CN CN201811064358.5A patent/CN108895239B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB184435A (en) * | 1921-08-08 | 1923-02-26 | George Francois Jaubert | Improvements in or relating to devices for filling and emptying receptacles adapted to contain fluids under pressure |
| US4305422A (en) * | 1979-07-24 | 1981-12-15 | Industrieele Maatschappij Zutphen B.V. | Filler valve for a gas tank |
| CA1281820C (en) * | 1987-02-19 | 1991-03-19 | Robert A. Walker | Air mattress with filler check valve and cap therefor |
| CN201588989U (en) * | 2009-12-16 | 2010-09-22 | 汤敏岳 | Air-conditioning gas-charging self-sealing pressure retaining valve |
| CN203349589U (en) * | 2013-04-22 | 2013-12-18 | 邯郸美的制冷设备有限公司 | Refrigerant filling and discharging device for air conditioner |
| CN103644343A (en) * | 2013-11-12 | 2014-03-19 | 成都宇思纵科技有限公司 | Safe emergency release coupler |
| CN203641583U (en) * | 2013-12-12 | 2014-06-11 | 广东美的暖通设备有限公司 | Refrigerant filling valve |
| CN205824297U (en) * | 2016-07-27 | 2016-12-21 | 海宁金能热水器有限公司 | Air-source water heater charge valve |
| CN208764552U (en) * | 2018-09-12 | 2019-04-19 | 珠海格力电器股份有限公司 | Self-sealing nut and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108895239B (en) | 2023-10-03 |
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