CN104832655B - A kind of break valve for air conditioner - Google Patents
A kind of break valve for air conditioner Download PDFInfo
- Publication number
- CN104832655B CN104832655B CN201410048390.XA CN201410048390A CN104832655B CN 104832655 B CN104832655 B CN 104832655B CN 201410048390 A CN201410048390 A CN 201410048390A CN 104832655 B CN104832655 B CN 104832655B
- Authority
- CN
- China
- Prior art keywords
- spool
- stainless steel
- bending part
- back portion
- air conditioner
- 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.)
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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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0254—Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/10—Welded housings
- F16K27/102—Welded housings for lift-valves
Abstract
The invention discloses a kind of break valve for air conditioner, valve body including being equipped with spool mounting hole, spool is installed in spool mounting hole, outside eaves offers outer conical surface at the top of the spool, the valve body is equipped with the stainless steel sleeve of fixed spool position, the top of the stainless steel sleeve is equipped with the sealing that linear sealing is inwardly formed with outer conical surface at the top of spool, and the sealing includes bending part and the bent back portion being attached thereto.The invention has the advantages that a stainless steel sleeve is arranged on the valve body of shut-off valve, it is oriented to for spool valve opening, save a large amount of brass materials, material cost is greatly reduced, stainless steel upper cartridge is equipped with the sealing that linear sealing is formed with outer conical surface at the top of spool simultaneously, it ensure that its leakproofness, and few using the increased production process of the structure, it is obvious to promote economic benefit.
Description
Technical field
The present invention relates to a kind of break valve for air conditioner.
Background technique
The maintenance shut-off valve of idle call at present includes valve body, and threaded valve chamber is equipped in valve body, on valve body setting opening to
The upper vertical spool mounting hole communicated with valve chamber, spool, which passes through spool mounting hole and is threadedly coupled with valve chamber, carrys out application valve body internal channel
On-off, spool mounting hole are equipped with the ring packing raised line of sealing, present spool and spool by installing nut cap closing, nut cap additional
It is relied between mounting hole on spool and O-ring is set to realize sealing, but after long-play, there are no small leakage rate,
And stop valve body and nut cap are made of brass, and material cost is relatively high.
Summary of the invention
The purpose of the present invention is to provide a kind of break valve for air conditioner, can effectively solve the problem that existing valve body material cost mistake
Height, the bad problem of sealing performance.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions: a kind of break valve for air conditioner,
Including the valve body equipped with spool mounting hole, spool is installed, outside eaves offers outer circle at the top of the spool in spool mounting hole
The conical surface, the valve body are equipped with the stainless steel sleeve of fixed spool position, and the top of the stainless steel sleeve is equipped with inwardly and valve
Outer conical surface forms the sealing of linear sealing at the top of core, and the sealing includes bending part and the bent back portion being attached thereto.
Preferably, the bending part and bent back portion are integrally formed；Waste material will not additionally be increased, and production technology is relatively simple
It is single.
Preferably, the placing groove towards stainless steel sleeve axis, the placement are provided between the bending part and bent back portion
The first retaining ring that linear sealing is formed with outer conical surface at the top of spool is equipped in slot；Sealing performance is further strengthened, while being used
The first retaining ring can also be replaced after a period of time.
Preferably, the bending part and bent back portion welding fabrication；The requirement to product material mechanical property is reduced, to drop
Low production cost.
Preferably, the bent back portion forms linear sealing with the outer conical surface at the top of spool；Form good sealing effect.
Preferably, the cross section of the bending cross section and bent back portion is circular ring shape, the inner ring of the bending part with
It is connected at the top of stainless steel sleeve, the outer ring of the bending part is connected with the outer ring of bent back portion, and the inner ring diameter of the bent back portion is small
In stainless steel sleeve diameter；Such structure makes to can cooperate well to form sealing structure at the top of bent back portion and spool.
Preferably, the cross section of the bending cross section and bent back portion is circular ring shape, the outer ring of the bending part with
It is connected at the top of stainless steel sleeve, the inner ring of the bending part is connected with the inner ring of bent back portion；It is another it is easily manufactured efficiently with
The structure of cooperation sealing at the top of spool.
Preferably, it is equipped with and outer conical surface formation linear sealing at the top of spool on the inside of the bending part and bent back portion junction
Second retaining ring, the lateral surface of second retaining ring are equipped with the groove for blocking bending part and bent back portion junction；After reducing loss
Maintenance cost, it is only necessary to replace the second retaining ring without replacing entire stainless steel sleeve.
Preferably, pass through soldering connection between the stainless steel sleeve and valve body；Soldering can be well by valve seat and stainless
Steel sleeve cylinder is fixed together.
Preferably, the stainless steel sleeve is equipped with the closed plastics nut cap of stainless steel sleeve；Spool can be protected again
Cost can be reduced.
Compared with prior art, the invention has the advantages that a stainless steel sleeve is arranged on the valve body of shut-off valve, it is used for valve
Core valve opening guiding, saves a large amount of brass materials, material cost is greatly reduced, while stainless steel upper cartridge is equipped with and spool top
Outer conical surface forms the sealing of linear sealing, ensure that its leakproofness, and few using the increased production process of the structure, is promoted
Economic benefit is obvious.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of break valve for air conditioner embodiment one of the present invention；
Fig. 2 is the structural schematic diagram in a kind of break valve for air conditioner embodiment one of the present invention before stainless steel sleeve bending；
Fig. 3 is the structural schematic diagram in a kind of break valve for air conditioner embodiment one of the present invention after stainless steel sleeve bending；
Fig. 4 is the structural schematic diagram of stainless steel sleeve in a kind of break valve for air conditioner embodiment two of the present invention；
Fig. 5 is a kind of structural schematic diagram of break valve for air conditioner embodiment three of the present invention；
Fig. 6 is the structural schematic diagram in a kind of break valve for air conditioner embodiment three of the present invention after stainless steel sleeve bending；
Fig. 7 is the structural schematic diagram of stainless steel sleeve in a kind of break valve for air conditioner example IV of the present invention；
Fig. 8 is a kind of structural schematic diagram of break valve for air conditioner embodiment five of the present invention.
Specific embodiment
Embodiment one:
Refering to fig. 1, Fig. 3 is a kind of embodiment one of break valve for air conditioner of the present invention, a kind of break valve for air conditioner, including is set
There is the valve body 2 of spool mounting hole 1, spool 3 is installed in spool mounting hole 1, the 3 top outside eaves of spool offers outer cone
Face 4, the valve body 2 are equipped with the stainless steel sleeve 5 of 3 position of fixed spool, the top of the stainless steel sleeve 5 be equipped with inwardly with
3 top outer conical surface 4 of spool forms the sealing 6 of linear sealing, and the sealing 6 includes the bending connecting with stainless steel sleeve 5
Portion 61 and the bent back portion 62 being connected with bending part 61, the bending part 61 and bent back portion 62 are integrally formed, and the bending part 61 is horizontal
Section and the cross section of bent back portion 62 are circular ring shape, are connected at the top of the inner ring and stainless steel sleeve 5 of the bending part 61, described
The outer ring of bending part 61 is connected with the outer ring of bent back portion 62, and the inner ring diameter of the bent back portion 62 is less than 5 internal diameter of stainless steel sleeve,
The bent back portion 62 and the outer conical surface at 3 top of spool form linear sealing.
5 semi-finished product of stainless steel sleeve as shown in Figure 2 can be first made in stainless steel sleeve 5, be then pressed into such as Fig. 3 institute
The finished form shown.
Using present embodiment, first stainless steel sleeve and valve body can be welded, then spool is installed again, finally reprocessed
Sealing, compared to the mode that first installation spool will install stainless steel sleeve again and weld itself and valve body, it is possible to reduce welding institute
Influence of the heat of generation for sealing ring prevents sealed ring deformation from generating leakage.
Embodiment two:
Difference with embodiment one is: as shown in figure 4, being provided between the bending part 61 and bent back portion 62 towards stainless
The placing groove 7 of 5 axis of steel bushing, the placing groove 7 is interior to be equipped with the first gear that linear sealing is formed with 3 top outer conical surface 4 of spool
Circle 8.
Embodiment three:
It is a kind of embodiment three of break valve for air conditioner of the present invention refering to Fig. 5, Fig. 6, a kind of break valve for air conditioner, including set
There is the valve body 2 of spool mounting hole 1, spool 3 is installed in spool mounting hole 1, the 3 top outside eaves of spool offers outer cone
Face 4, the valve body 2 are equipped with the stainless steel sleeve 5 of 3 position of fixed spool, the top of the stainless steel sleeve 5 be equipped with inwardly with
The cross section of the sealing 6 of 3 top outer conical surface 4 of spool formation linear sealing, 61 cross section of bending part and bent back portion 62 is equal
For circular ring shape, it is connected at the top of the outer ring of the bending part 61 and stainless steel sleeve 5, the inner ring and bent back portion 62 of the bending part 61
Inner ring be connected.
Example IV:
Be equipped with as shown in fig. 7, on the basis of embodiment three, on the inside of the bending part 61 and 62 junction of bent back portion with
3 top outer conical surface 4 of spool forms the second retaining ring 10 of linear sealing, and the lateral surface of second retaining ring 10, which is equipped with, blocks bending part
61 and 62 junction of bent back portion groove 12.Sealing structure is formed using the top surface of the second retaining ring 10 and spool 3.
Embodiment five:
As shown in figure 8, being with the difference of embodiment one: 62 welding fabrication of the bending part 61 and bent back portion, bent back portion
Sealing structure is formed at the top of 62 inner ring and spool.
In above-described embodiment, by soldering connection between the stainless steel sleeve 5 and valve body 2, on the stainless steel sleeve 5
Equipped with by the closed plastics nut cap 13 of stainless steel sleeve 5.One stainless steel sleeve 5 is set on the valve body 2 of shut-off valve, is used for spool
3 valve opening guiding, saves a large amount of brass materials, material cost is greatly reduced, while 5 top of stainless steel sleeve is equipped with and pushes up with spool 3
Portion's outer conical surface 4 forms the sealing 6 of linear sealing, ensure that its leakproofness, and few using the increased production process of the structure,
It is obvious to promote economic benefit.
Claims (9)
1. a kind of break valve for air conditioner, including be equipped with spool mounting hole (1) and be brass material valve body (2), spool mounting hole
(1) it is equipped with spool (3) in, outside eaves offers outer conical surface (4) at the top of the spool (3), it is characterised in that: the valve body
(2) it is equipped with the stainless steel sleeve (5) of fixed spool (3) position, the top of the stainless steel sleeve (5) is equipped with inwardly and spool
(3) top outer conical surface (4) forms the sealing (6) of sealing, and the sealing (6) includes connecting with stainless steel sleeve (5)
Bending part (61) and the bent back portion (62) being connected with bending part (61).
2. a kind of break valve for air conditioner as described in claim 1, it is characterised in that: the bending part (61) and bent back portion (62)
It is integrally formed.
3. a kind of break valve for air conditioner as claimed in claim 2, it is characterised in that: the bending part (61) and bent back portion (62)
Between be provided with placing groove (7) towards stainless steel sleeve (5) axis, be equipped in the placing groove (7) and spool (3) at the top of outer circle
The first retaining ring (8) of the conical surface (4) formation linear sealing.
4. break valve for air conditioner as claimed in claim 1 or 2, it is characterised in that: at the top of the bent back portion (62) and spool (3)
Outer conical surface formed linear sealing.
5. a kind of break valve for air conditioner as described in any one of claims 1 to 3, it is characterised in that: the bending part (61) is horizontal
Section and the cross section of bent back portion (62) are circular ring shape, inner ring and the phase at the top of stainless steel sleeve (5) of the bending part (61)
Even, the outer ring of the bending part (61) is connected with the outer ring of bent back portion (62), and the inner ring diameter of the bent back portion (62) is less than not
Become rusty steel bushing (5) internal diameter.
6. a kind of break valve for air conditioner as claimed in claim 2, it is characterised in that: bending part (61) cross section and back bending
The cross section in portion (62) is circular ring shape, is connected at the top of the outer ring of the bending part (61) and stainless steel sleeve (5), the bending
The inner ring in portion (61) is connected with the inner ring of bent back portion (62).
7. a kind of break valve for air conditioner as claimed in claim 6, it is characterised in that: the bending part (61) and bent back portion (62)
The third retaining ring (10) that linear sealing is formed with outer conical surface (4) at the top of spool (3), the third retaining ring are equipped on the inside of junction
(10) lateral surface is equipped with the groove (12) for blocking bending part (61) and bent back portion (62) junction.
8. a kind of break valve for air conditioner as described in any one of claims 1 to 3 or 6 or 7, it is characterised in that: described stainless
Pass through soldering connection between steel bushing (5) and valve body (2).
9. a kind of break valve for air conditioner as described in any one of claims 1 to 3 or 6 or 7, it is characterised in that: described stainless
Steel bushing (5) is equipped with the closed plastics nut cap (13) of stainless steel sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048390.XA CN104832655B (en) | 2014-02-12 | 2014-02-12 | A kind of break valve for air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048390.XA CN104832655B (en) | 2014-02-12 | 2014-02-12 | A kind of break valve for air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832655A CN104832655A (en) | 2015-08-12 |
| CN104832655B true CN104832655B (en) | 2019-06-11 |
Family
ID=53810742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410048390.XA Active CN104832655B (en) | 2014-02-12 | 2014-02-12 | A kind of break valve for air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104832655B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366750B (en) * | 2016-05-11 | 2020-05-01 | 浙江三花智能控制股份有限公司 | Stop valve for refrigerating system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2170419Y (en) * | 1993-07-24 | 1994-06-29 | 中山市调节阀厂 | Sealing structure of angle type stop valve for air conditioner |
| DE20118810U1 (en) * | 2001-11-17 | 2003-04-03 | Wildfang Dieter Gmbh | backflow preventer |
| CN2806900Y (en) * | 2005-06-10 | 2006-08-16 | 浙江三花股份有限公司 | Stop valve |
| KR100750213B1 (en) * | 2006-06-07 | 2007-08-17 | 한국원자력연구원 | Combined and uncombined assembly of pipe having double valve |
| DE102010008740B4 (en) * | 2010-02-20 | 2017-03-02 | Audi Ag | Valve arrangement for flow control in a fluid circuit |
| CN203230861U (en) * | 2013-04-03 | 2013-10-09 | 广东美的制冷设备有限公司 | Stop valve for air conditioner |
| CN203230882U (en) * | 2013-04-22 | 2013-10-09 | 邯郸美的制冷设备有限公司 | Air conditioner and stop valve therefor |
| CN203348562U (en) * | 2013-06-27 | 2013-12-18 | 美的集团武汉制冷设备有限公司 | Stop valve and air-conditioner with same |
-
2014
- 2014-02-12 CN CN201410048390.XA patent/CN104832655B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104832655A (en) | 2015-08-12 |
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