CN111255927A - Novel dual self sealss stop valve and air conditioner - Google Patents
Novel dual self sealss stop valve and air conditioner Download PDFInfo
- Publication number
- CN111255927A CN111255927A CN202010037504.6A CN202010037504A CN111255927A CN 111255927 A CN111255927 A CN 111255927A CN 202010037504 A CN202010037504 A CN 202010037504A CN 111255927 A CN111255927 A CN 111255927A
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- sealing
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- valve body
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- boss
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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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
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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
- F16K1/44—Details of seats or valve members of double-seat valves
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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
- F16K1/46—Attachment of sealing rings
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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
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lift Valve (AREA)
Abstract
A novel dual self-sealing stop valve and an air conditioner relate to the technical field of air conditioners, the novel dual self-sealing stop valve is characterized in that a valve seat sleeve is fixed in a cavity of a connecting end of a valve body, a telescopic sealing rod component is installed in the valve seat sleeve, a first sealing boss matched with the sealing rod component to form a seal is arranged on the inner wall of the cavity of the valve seat sleeve, when a refrigerant is communicated with the connecting pipe, the sealing rod component is stressed to generate compression and is separated and communicated with the first sealing boss, before the refrigerant is communicated, the connecting end of the valve body is in a sealing state, so that the novel dual self-sealing stop valve has a self-sealing pressure maintaining function, only the connecting pipe needs to be directly connected in the installation process, the vacuum pumping is avoided, the installation is convenient and rapid, the installation specialty of workers and the specialty of equipment are reduced, the installation time is, the environmental pollution is avoided, and air can not enter the air conditioning system, so that the machine performance is prevented from being influenced.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a novel double self-sealing stop valve and an air conditioner.
Background
The air conditioner stop valve is a main valve for cutting off and adjusting a refrigerant, is an essential part of an air conditioner, and is inconvenient to operate in the process of installing the conventional air conditioner stop valve and a connecting pipe; meanwhile, air in the air-conditioning connecting pipe needs to be exhausted by using a refrigerant to ensure the vacuum degree of an air-conditioning system, but the developed countries forbid the discharge of the refrigerant to the atmosphere due to the environmental protection requirement.
When the air conditioner is installed, a refrigerant pipeline needs to be communicated, and the prior art adopts a connecting stop valve, and the prior art has the following defects: firstly, the connection and installation are very troublesome, and the labor cost of the connection and installation is often more than the cost of the air conditioner in countries with higher labor cost; secondly, a small amount of refrigerant is leaked in the connection operation process, so that the environmental pollution is caused; and air enters the air conditioning system to influence the performance of the machine.
Disclosure of Invention
One of the purposes of the invention is to provide a novel double self-sealing stop valve which avoids the defects in the prior art, is convenient to install, does not cause refrigerant leakage in the connection operation process, avoids causing environmental pollution, and simultaneously prevents air from entering an air conditioning system to avoid influencing the machine performance.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a novel dual self sealss stop valve, including the valve body, the intracavity of the link of valve body is fixed with the valve seat sleeve pipe, the intracavity of valve seat sleeve pipe is provided with telescopic sealing rod subassembly, valve seat sleeve pipe's intracavity wall is provided with the cooperation the sealing rod subassembly forms sealed first sealed boss. By fixing the valve seat sleeve in the cavity of the connecting end of the valve body and installing the telescopic sealing rod assembly in the valve seat sleeve, meanwhile, a first sealing boss matched with the sealing rod assembly to form sealing is arranged on the inner wall of the cavity of the valve seat sleeve, when the connecting pipe is communicated and the refrigerant is introduced, the sealing rod component is stressed to generate compression and is separated and communicated with the first sealing lug boss, before the refrigerant is not introduced, the connecting end of the valve body is in a sealing state, so that the valve body has the function of self-sealing and pressure maintaining, only the connecting pipe needs to be directly connected in the installation process, the vacuumizing is avoided, the installation is convenient and fast, the installation specialty of workers and the equipment specialty are reduced, the installation time is reduced, the installation cost is reduced, meanwhile, the refrigerant leakage cannot be caused in the connection operation process, the environmental pollution is avoided, and air cannot enter the air conditioning system, so that the machine performance is prevented from being influenced.
Furthermore, the contact surface of the sealing rod assembly and the first sealing boss is arranged in a conical surface mode. The conical surface setting is personally submitted with the contact of first sealed boss to the sealing rod subassembly, can increase the area of contact of sealing rod subassembly and first sealed boss, can satisfy the effect of the self sealss of valve body axial and two radial directions simultaneously, improves sealed degree, increases the reliability of stop valve.
Furthermore, a conical gasket is fixed on the contact surface of the sealing rod assembly, which is in contact with the first sealing boss. The contact surface that contacts with first sealed boss on the sealing rod subassembly is fixed with the conical surface packing ring, can form the seal structure of soft sealing contact, avoids high-pressure gas to leak in the valve body, realizes the pressurize, further improves sealed degree, increases the reliability of stop valve.
Furthermore, the sealing rod assembly comprises a sealing rod and a spring, wherein one end of the spring is fixed with the tail part of the sealing rod. The sealing rod assembly comprises a sealing rod and a spring, one end of the spring is fixed to the tail of the sealing rod, the spring is used for stretching the sealing rod, and the sealing rod is used for sealing with the first sealing boss.
Furthermore, the inner wall of the cavity of the valve seat sleeve is provided with a spring limiting boss, and the other end of the spring is fixed on the spring limiting boss. The spring limiting boss arranged on the inner wall of the cavity of the valve seat sleeve is used for mounting a spring, and the sealing rod can be ensured to stretch and retract.
Furthermore, the inner wall of the cavity of the valve seat sleeve is also provided with a second sealing boss which is matched with the sealing rod assembly to form sealing. The sealed boss of sealed second is formed to the cooperation sealing rod subassembly that the intracavity wall of valve seat sleeve pipe set up, can play double-seal's effect with first sealed boss jointly, further improves sealed degree, increases the reliability of stop valve.
Furthermore, a groove is formed in a contact surface, which is in contact with the sealing rod assembly, of the second sealing boss, and an O-shaped sealing ring is fixed in the groove. The groove formed in the contact surface, which is in contact with the sealing rod assembly, of the second sealing boss is used for mounting an O-shaped sealing ring, when the connecting end of the valve body is in a sealing state, the O-shaped sealing ring and the second sealing boss generate sealing specific pressure on the sealing contact surface, and the O-shaped sealing ring can guarantee the axial sealing of the valve body.
Furthermore, the outer peripheral surface of the connecting end of the valve body is in a conical surface arrangement, the cone angle theta of the connecting end of the valve body is larger than or equal to 90 degrees and smaller than or equal to 95 degrees, and the connecting end of the valve body is sleeved with a protective nut. The link periphery of valve body is personally submitted the conical surface setting, can conveniently cooperate with the flange conical surface of connecting pipe to be connected, and the link compresses tightly with its matched with flange conical surface during the connection, realizes connecting device's hard sealing connection, and the cone angle of the link of valve body is 90 theta less than or equal to and is less than or equal to 95, and this angle cooperation has good fastening and seals the effect, and the link cover of valve body is equipped with protection nut, and protection nut can protect it before the valve body installation.
Furthermore, a valve core is fixed in the cavity of the valve body, a sealing ring is arranged at the top end of the valve core, a valve connecting pipe is fixed at the bottom end of the valve core, a fixed sleeve nut is fixed at the top end of the valve body, and an installation base is fixed on the valve body. Wherein the valve connecting pipe is connected with an air conditioning system, and the mounting base is used for mounting and fixing the stop valve.
The invention has the beneficial effects that: the novel double self-sealing stop valve comprises a valve body, wherein a valve seat sleeve is fixed in a cavity of a connecting end of the valve body, a telescopic sealing rod assembly is arranged in the cavity of the valve seat sleeve, and a first sealing boss matched with the sealing rod assembly to form sealing is arranged on the inner wall of the cavity of the valve seat sleeve. The invention fixes the valve seat sleeve in the cavity of the connecting end of the valve body, and installs the telescopic sealing rod component in the valve seat sleeve, meanwhile, a first sealing boss matched with the sealing rod assembly to form sealing is arranged on the inner wall of the cavity of the valve seat sleeve, when the connecting pipe is communicated and the refrigerant is introduced, the sealing rod component is stressed to generate compression and is separated and communicated with the first sealing lug boss, before the refrigerant is not introduced, the connecting end of the valve body is in a sealing state, so that the valve body has the function of self-sealing and pressure maintaining, only the connecting pipe needs to be directly connected in the installation process, the vacuumizing is avoided, the installation is convenient and fast, the installation specialty of workers and the equipment specialty are reduced, the installation time is reduced, the installation cost is reduced, meanwhile, the refrigerant leakage cannot be caused in the connection operation process, the environmental pollution is avoided, and air cannot enter the air conditioning system, so that the machine performance is prevented from being influenced.
The invention also aims to avoid the defects in the prior art and provide an air conditioner which uses the novel double self-sealing stop valve, because the valve seat sleeve is fixed in the cavity of the connecting end of the valve body, the telescopic sealing rod component is installed in the valve seat sleeve, and the inner wall of the cavity of the valve seat sleeve is provided with the first sealing boss which is matched with the sealing rod component to form sealing, when the connecting pipe is communicated with a refrigerant, the sealing rod component is stressed to generate compression and is separated and communicated with the first sealing boss, the connecting end of the valve body is in a sealing state before the refrigerant is introduced, thereby having the function of self-sealing and pressure maintaining, only needing to be directly connected with the connecting pipe in the installation process, realizing the vacuum pumping prevention, the convenient and fast installation, reducing the installation specialty of workers and equipment, reducing the installation time and the installation cost, meanwhile, the refrigerant leakage cannot be caused in the connection operation process, the environmental pollution is avoided, and air cannot enter the air conditioning system, so that the machine performance is prevented from being influenced.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
Fig. 1 is a cross-sectional view of a novel dual self-sealing stop valve of the present invention in the on state.
FIG. 2 is a cross-sectional view of a novel dual self-sealing shut-off valve of the present invention in a sealed position.
Fig. 3 is an enlarged view at a in fig. 1.
Fig. 4 is a structural plan view of a novel dual self-sealing stop valve of the present invention.
The figure includes:
the valve comprises a valve body 1, a valve seat sleeve 2, a sealing rod assembly 3, a first sealing boss 4, a conical washer 5, a sealing rod 6, a spring 7, a spring limiting boss 8, a second sealing boss 9, an O-shaped sealing ring 10, a protection nut 11, a valve core 12, a sealing ring 13, a valve connecting pipe 14, a fixing sleeve nut 15 and an installation base 16.
Detailed Description
The invention is further described with reference to the following examples.
Example 1
The novel dual self-sealing stop valve of this embodiment, as shown in fig. 1-4, includes valve body 1, the intracavity of the link of valve body 1 is fixed with valve seat sleeve 2, be provided with telescopic sealing rod subassembly 3 in the intracavity of valve seat sleeve 2, the intracavity wall of valve seat sleeve 2 is provided with the cooperation sealing rod subassembly 3 forms sealed first sealed boss 4. By fixing the valve seat sleeve 2 in the cavity of the connecting end of the valve body 1, installing the telescopic sealing rod component 3 in the valve seat sleeve 2, arranging the first sealing boss 4 matched with the sealing rod component 3 to form a seal on the inner wall of the cavity of the valve seat sleeve 2, when the connecting pipe is communicated with a connecting pipe and a refrigerant is introduced, the sealing rod component 3 is stressed to generate compression and is separated and communicated with the first sealing boss 4, as shown in figure 1 in particular, before the refrigerant is introduced, the connecting end of the valve body 1 is in a sealing state as shown in figure 2 in particular, thereby having the function of self-sealing and pressure maintaining, only needing to be directly connected with the connecting pipe in the installation process, realizing the vacuum pumping-free, being convenient and fast to install, reducing the installation speciality of workers and the speciality of equipment, reducing the installation time, reducing the installation cost, and simultaneously avoiding the leakage of the, the environmental pollution is avoided, and air can not enter the air conditioning system, so that the machine performance is prevented from being influenced.
The contact surface of the sealing rod assembly 3 and the first sealing boss 4 is arranged in a conical surface mode. The conical surface setting is personally submitted with first sealed boss 4's contact to sealing rod subassembly 3, can increase sealing rod subassembly 3 and first sealed boss 4's area of contact, can satisfy the effect of the self sealss of 1 axial of valve body and two radial directions simultaneously, improves sealed degree, increases the reliability of stop valve.
A conical gasket 5 is fixed on the contact surface of the sealing rod assembly 3, which is in contact with the first sealing boss 4. The contact surface that contacts with first sealed boss 4 on the sealing rod subassembly 3 is fixed with conical surface packing ring 5, can form the seal structure of soft sealing contact, avoids high-pressure gas to leak in the valve body 1, realizes the pressurize, further improves sealed degree, increases the reliability of stop valve.
The sealing rod assembly 3 comprises a sealing rod 6 and a spring 7, one end of which is fixed with the tail part of the sealing rod 6. The sealing rod assembly 3 comprises a sealing rod 6 and a spring 7 with one end fixed to the tail of the sealing rod 6, the spring 7 is used for stretching the sealing rod 6, and the sealing rod 6 is used for sealing with the first sealing boss 4.
The inner wall of the cavity of the valve seat sleeve 2 is provided with a spring limiting boss 8, and the other end of the spring 7 is fixed on the spring limiting boss 8. The spring limiting boss 8 arranged on the inner wall of the valve seat sleeve 2 is used for installing the spring 7, and the sealing rod 6 can stretch and retract.
The inner wall of the cavity of the valve seat sleeve 2 is also provided with a second sealing boss 9 which is matched with the sealing rod component 3 to form sealing. The sealed boss 9 of sealed second that forms is sealed to the cooperation sealing rod subassembly 3 that the intracavity wall of valve seat sleeve pipe 2 set up, can play double seal's effect with first sealed boss 4 jointly, further improves sealed degree, increases the reliability of stop valve.
A groove is formed in a contact surface, which is in contact with the sealing rod assembly 3, of the second sealing boss 9, and an O-shaped sealing ring 10 is fixed in the groove. The groove formed in the contact surface of the second sealing boss 9, which is in contact with the sealing rod assembly 3, is used for mounting an O-shaped sealing ring 10, when the connecting end of the valve body 1 is in a sealing state, the O-shaped sealing ring 10 and the second sealing boss generate a sealing specific pressure on the sealing contact surface, and the O-shaped sealing ring 10 can ensure the axial sealing of the valve body 1.
The outer peripheral surface of the connecting end of the valve body 1 is in a conical surface arrangement, the cone angle theta of the connecting end of the valve body 1 is not less than 90 degrees and not more than 95 degrees, and the connecting end of the valve body 1 is sleeved with a protective nut 11. The conical surface setting is personally submitted to the link periphery of valve body 1, can conveniently cooperate with the flange conical surface of connecting pipe to be connected, the link compresses tightly with it matched with flange conical surface during the connection, realizes connecting device's hard sealing connection, the cone angle 90 of the link of valve body 1 is less than or equal to theta and is less than or equal to 95, this angle cooperation has good fastening and seals the effect, the link cover of valve body 1 is equipped with protection nut 11, protection nut 11 can protect it before the installation of valve body 1.
A valve core 12 is fixed in the cavity of the valve body 1, a sealing ring 13 is arranged at the top end of the valve core 12, a valve connecting pipe 14 is fixed at the bottom end of the valve core 12, a fixing sleeve nut 15 is fixed at the top end of the valve body 1, and a mounting base 16 is fixed on the valve body 1. Wherein the valve connecting pipe 14 is connected with an air conditioning system, and the mounting base 16 is used for mounting and fixing the stop valve.
Example 2
The embodiment provides an air conditioner, the air conditioner uses the novel dual self-sealing stop valve described in embodiment 1, because the valve seat sleeve 2 is fixed in the cavity of the connecting end of the valve body 1, the telescopic sealing rod component 3 is installed in the valve seat sleeve 2, and the inner cavity wall of the valve seat sleeve 2 is provided with the first sealing boss 4 which is matched with the sealing rod component 3 to form sealing, when the connecting pipe is communicated with a refrigerant, the sealing rod component 3 is stressed to generate compression and is separated and communicated with the first sealing boss 4, before the refrigerant is introduced, the connecting end of the valve body 1 is in a sealing state, thereby having the function of self-sealing and pressure maintaining, only needing to be directly connected with the connecting pipe in the installation process, realizing vacuum pumping prevention, convenient and fast installation, reducing the installation specialty of workers and the specialty of equipment, reducing installation time and installation cost, meanwhile, the refrigerant leakage cannot be caused in the connection operation process, the environmental pollution is avoided, and air cannot enter the air conditioning system, so that the machine performance is prevented from being influenced.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a novel dual self sealss stop valve, includes the valve body, its characterized in that: the valve seat sleeve is fixed in the cavity of the connecting end of the valve body, a telescopic sealing rod assembly is arranged in the cavity of the valve seat sleeve, and a first sealing boss matched with the sealing rod assembly to form sealing is arranged on the inner wall of the cavity of the valve seat sleeve.
2. The novel dual self-sealing stop valve of claim 1, wherein: the contact surface of the sealing rod assembly and the first sealing boss is arranged in a conical surface mode.
3. A novel dual self-sealing stop valve as defined in claim 2, wherein: and a conical gasket is fixed on the contact surface of the sealing rod assembly, which is in contact with the first sealing boss.
4. The novel dual self-sealing stop valve of claim 1, wherein: the sealing rod assembly comprises a sealing rod and a spring, wherein one end of the spring is fixed with the tail of the sealing rod.
5. The novel dual self-sealing stop valve of claim 4, wherein: the inner wall of the cavity of the valve seat sleeve is provided with a spring limiting boss, and the other end of the spring is fixed on the spring limiting boss.
6. The novel dual self-sealing stop valve of claim 1, wherein: and the inner wall of the cavity of the valve seat sleeve is also provided with a second sealing boss which is matched with the sealing rod assembly to form sealing.
7. The novel dual self-sealing stop valve of claim 6, wherein: a groove is formed in a contact surface, which is in contact with the sealing rod assembly, of the second sealing boss, and an O-shaped sealing ring is fixed in the groove.
8. The novel dual self-sealing stop valve of claim 1, wherein: the outer peripheral surface of the connecting end of the valve body is in a conical surface arrangement, the angle theta of the conical angle of the connecting end of the valve body is larger than or equal to 90 degrees and smaller than or equal to 95 degrees, and the connecting end of the valve body is sleeved with a protective nut.
9. The novel dual self-sealing stop valve of claim 1, wherein: the valve is characterized in that a valve core is fixed in a cavity of the valve body, a sealing ring is arranged at the top end of the valve core, a valve connecting pipe is fixed at the bottom end of the valve core, a fixed sleeve nut is fixed at the top end of the valve body, and an installation base is fixed on the valve body.
10. An air conditioner, characterized in that: comprising a novel dual self-sealing stop valve according to any one of claims 1 to 9.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN202010037504.6A CN111255927A (en) | 2020-01-14 | 2020-01-14 | Novel dual self sealss stop valve and air conditioner |
PCT/CN2020/125737 WO2021143285A1 (en) | 2020-01-13 | 2020-11-02 | Valve and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010037504.6A CN111255927A (en) | 2020-01-14 | 2020-01-14 | Novel dual self sealss stop valve and air conditioner |
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CN111255927A true CN111255927A (en) | 2020-06-09 |
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CN202010037504.6A Pending CN111255927A (en) | 2020-01-13 | 2020-01-14 | Novel dual self sealss stop valve and air conditioner |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021143285A1 (en) * | 2020-01-13 | 2021-07-22 | 珠海格力电器股份有限公司 | Valve and air conditioner |
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CN209818984U (en) * | 2019-04-12 | 2019-12-20 | 广东恒基金属制品实业有限公司 | Quick-connection one-way stop valve with spring self-locking function |
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CN202203417U (en) * | 2011-09-14 | 2012-04-25 | Tcl空调器(中山)有限公司 | Novel stop valve for air-conditioner |
CN202757233U (en) * | 2012-06-21 | 2013-02-27 | Tcl空调器(中山)有限公司 | Quick coupling for indoor unit of air conditioner |
CN104421474A (en) * | 2013-08-19 | 2015-03-18 | 广东美的制冷设备有限公司 | Stop valve for air conditioner and air conditioner with same |
CN208253036U (en) * | 2018-05-16 | 2018-12-18 | 江西润家工程有限公司 | A kind of air conditioner dual-seal connector |
CN209371585U (en) * | 2018-12-27 | 2019-09-10 | 江西浩金欧博空调制造有限公司 | A kind of throttling stop valve and air conditioner |
CN109505991A (en) * | 2019-01-11 | 2019-03-22 | 北京机械设备研究所 | It is a kind of can active control the general charging valve adapter of refrigerant |
CN209725312U (en) * | 2019-04-12 | 2019-12-03 | 广东恒基金属制品实业有限公司 | A kind of fast-connecting type unidirectional stop valve with magnetic structure |
CN209818984U (en) * | 2019-04-12 | 2019-12-20 | 广东恒基金属制品实业有限公司 | Quick-connection one-way stop valve with spring self-locking function |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021143285A1 (en) * | 2020-01-13 | 2021-07-22 | 珠海格力电器股份有限公司 | Valve and air conditioner |
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