CN209818984U - Quick-connection one-way stop valve with spring self-locking function - Google Patents
Quick-connection one-way stop valve with spring self-locking function Download PDFInfo
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- CN209818984U CN209818984U CN201920493770.2U CN201920493770U CN209818984U CN 209818984 U CN209818984 U CN 209818984U CN 201920493770 U CN201920493770 U CN 201920493770U CN 209818984 U CN209818984 U CN 209818984U
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Abstract
A quick-connecting one-way stop valve with spring self-locking is characterized in that a fluorine injection nozzle, an outdoor unit interface and a quick-connecting interface are respectively communicated with each other, a valve core is arranged in the quick-connecting interface in a penetrating manner, a limiting part is arranged on the outer side of the valve core in an extending manner, a spring is arranged below the valve core in a penetrating manner, the spring is limited by the limiting part, a gasket is arranged on a bottom fixing clamp of the spring, a sealing ring is embedded on the outer side of the limiting part, a stopping ring is embedded on the inner wall of the quick-connecting interface, a valve core is fixedly arranged on the inner side of the fluorine injection nozzle in a penetrating manner, and a fluorine injection nut is connected to the outer side of the fluorine injection nozzle through threads; the former stop valve of contrast, the utility model discloses connect indoor, outer machine simpler, convenient and swift, professional technical requirement is lower, and ordinary people can accomplish the operation according to simple and easy description.
Description
Technical Field
The utility model relates to a product equipment that is used for the indoor and off-premises station high-speed joint of air conditioner, more specifically say, especially relate to a connect one-way stop valve of formula soon with spring auto-lock.
Background
In the installation process of the existing household air conditioner, aiming at the installation and connection of indoor units, outdoor units and other pipelines, the installation can be finished by trained professionals by using special tools, the installation is finished by vacuumizing the system and then filling refrigerant, and the installation difficulty and the technical requirement are relatively high.
The connection of the existing indoor and outdoor units of the air conditioner is in a surface sealing mode that a hose bell mouth is matched with a conical surface, the operation of vacuumizing and filling a refrigerant can be carried out only after the indoor and outdoor units of the air conditioner are connected into a finished circulating system on site, the installation operation needs to be repeated again after the later-stage air conditioner is disassembled and assembled, the requirement on professional ability is high, and the operation can be finished by professional installers and equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses improve prior art to above-mentioned shortcoming, provide a meet one-way stop valve of formula soon with spring auto-lock, technical scheme as follows:
the design direction of this scheme is sealed with stop valve and joint separately-state, and the off-premises station can accomplish the work of evacuation and filling the filling refrigerant in the mill, and the field erection only needs to dock the quick-operation joint that corresponds and opens the valve with one-way stop valve, communicates whole air conditioning equipment's refrigeration cycle system, and during the equipment dismouting maintenance of later stage, pull down the quick-operation joint, the off-premises station self-sealing ensures that the refrigerant in the system can not leak to realize the quick installation of refrigeration plant modular.
The utility model provides a connect formula check stop valve soon with spring auto-lock, includes the valve body, the valve body is provided with notes fluorine mouth, off-premises station interface and connects the interface soon, should annotate fluorine mouth, off-premises station interface and connect the interface soon respectively and communicate each other, the case is worn to be equipped with in the inside of connecing the interface soon, and the outside extension of this case is provided with spacing portion, the spring is worn to be equipped with in the case below to make the spacing setting of spring through spacing portion, the bottom fixing clip of spring is equipped with the gasket, and this gasket fixed connection is in the intercommunication department of connecing interface soon and off-premises station interface, the outside of spacing portion is inlayed and is equipped with the sealing washer, the inner wall of connecing the interface soon inlays and is equipped with the stopping ring to make the spacing setting of spacing portion through the stopping ring, annotate fluorine mouth inboard fixed and be equipped with the valve inside.
A diversion trench is formed below the inner wall of the quick connector and connected with the upper portion of the inner wall of the quick connector through a chamfer.
The outer side of the limiting portion is provided with a groove, a sealing ring is embedded in the groove, and the sealing ring is in contact with the inner wall of the quick connector.
And an internal thread is formed above the inner wall of the quick connection interface.
And the edge of the top end of the limiting part is provided with a chamfer.
The sealing ring is an O-shaped sealing ring.
The utility model discloses design into one-way stop valve with the valve body part, one-way stop valve passes through threaded connection with quick-operation joint, and manual screw down, quick-operation joint contact case, compression spring, the soft seal that O type sealing washer and valve body can't form, the valve is opened, feeds through whole refrigeration cycle system, under quick-operation joint and case non-contact condition, the spring is in the natural state of extending, and O type sealing washer and valve body form the soft seal, and the valve is closed, whole refrigeration cycle system self-sealing.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model realizes modularized installation, and the indoor unit, the outdoor unit, the connecting hose and the like can form a complete circulating system by fast butt joint without on-site vacuum pumping operation; the former stop valve of contrast, the utility model discloses connect indoor, outer machine simpler, convenient and swift, professional technical requirement is lower, and ordinary people can accomplish the operation according to simple and easy description.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described as follows:
fig. 1 is a schematic structural view of the closed state of the present invention;
FIG. 2 is a schematic view of the structure of the open state of the present invention;
fig. 3 is a perspective view of the present invention;
the method comprises the following steps: the valve comprises a valve body 10, a fluorine injection nozzle 11, an outdoor unit interface 12, a quick connection interface 13, a valve core 14, a limiting part 15, a spring 16, a gasket 17, a sealing ring 18, a retaining ring 19, a valve core 20, a fluorine injection nut 21, a connecting pipe 22, a guide groove 23, a groove 24 and internal threads 25.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Embodiments of the present invention will be described in further detail below with reference to the following drawings, in which:
referring to fig. 1 to 3, a quick-connect check valve with spring self-locking function includes a valve body 10, the valve body 10 is provided with a fluorine injection nozzle 11, an outdoor unit interface 12 and a quick-connect interface 13, the fluorine injection nozzle 11, the outdoor unit interface 12 and the quick-connect interface 13 are respectively communicated with each other, a valve core 14 is inserted into the quick-connect interface 13, a limiting portion 15 is extended from the outer side of the valve core 14, a spring 16 is inserted below the valve core 14 and is limited by the limiting portion 15, a gasket 17 is fixed at the bottom of the spring 16, the gasket 17 is fixedly connected to the communication position of the quick-connect interface 13 and the outdoor unit interface 12, a sealing ring 18 is embedded at the outer side of the limiting portion 15, a stop ring 19 is embedded at the inner wall of the quick-connect interface 13 and is limited by the stop ring 19, a valve core 20 is fixedly inserted at the inner side of the fluorine injection nozzle 11, a fluorine injection nut 21 is connected to the outer side by a screw, the outdoor unit joint 12 is provided with a connection pipe 22.
Further, a diversion trench 23 is formed below the inner wall of the quick connector 13, the diversion trench 23 is connected with the upper portion of the inner wall of the quick connector 13 through a chamfer, a groove 24 is formed in the outer side of the limiting portion 15, a sealing ring 18 is embedded in the groove 24, the sealing ring 18 is in contact with the inner wall of the quick connector 13, an internal thread 25 is formed above the inner wall of the quick connector 13, a chamfer is formed in the top end edge of the limiting portion 15, and the sealing ring 18 is an O-shaped sealing ring.
The utility model discloses design into one-way stop valve with valve body 10 part, one-way stop valve passes through threaded connection with quick-operation joint, manual screw down, quick-operation joint contact case 14, compression spring 16, the soft seal that O type sealing washer 18 and valve body 10 can't form, the valve is opened, communicate whole refrigeration cycle system, under quick-operation joint and the 14 non-contact condition of case, spring 16 is in the natural state of stretching, O type sealing washer 18 forms soft seal with valve body 10, the valve is closed, whole refrigeration cycle system self-sealing.
The design direction of this scheme is sealed with stop valve and joint separately-state, and the off-premises station can accomplish the work of evacuation and filling the filling refrigerant in the mill, and the field erection only needs to dock the quick-operation joint that corresponds and opens the valve with one-way stop valve, communicates whole air conditioning equipment's refrigeration cycle system, and during the equipment dismouting maintenance of later stage, pull down the quick-operation joint, the off-premises station self-sealing ensures that the refrigerant in the system can not leak to realize the quick installation of refrigeration plant modular.
Taking the working principle combined with the structure as an example, the valve body 10 is connected with an external quick connector, and the valve is opened by contacting the valve core 14 to compress the spring 16; in the case of non-contact between the external connector and the external quick connector, the spring 16 is in a natural extension state and the valve is closed.
The utility model realizes modularized installation, and the indoor unit, the outdoor unit, the connecting hose and the like can form a complete circulating system by fast butt joint without on-site vacuum pumping operation; the former stop valve of contrast, the utility model discloses connect indoor, outer machine simpler, convenient and swift, professional technical requirement is lower, and ordinary people can accomplish the operation according to simple and easy description.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a connect one-way stop valve of formula soon with spring auto-lock, includes valve body (10), its characterized in that: the valve body (10) is provided with a fluorine injection nozzle (11), an outdoor unit interface (12) and a quick connection interface (13), the fluorine injection nozzle (11), the outdoor unit interface (12) and the quick connection interface (13) are respectively communicated, a valve core (14) penetrates through the quick connection interface (13), a limiting part (15) extends from the outer side of the valve core (14), a spring (16) penetrates through the lower part of the valve core (14), the spring (16) is limited by the limiting part (15), a gasket (17) is fixedly clamped at the bottom of the spring (16), the gasket (17) is fixedly connected at the communication part of the quick connection interface (13) and the outdoor unit interface (12), a sealing ring (18) is embedded at the outer side of the limiting part (15), a non-return ring (19) is embedded at the inner wall of the quick connection interface (13), and the limiting part (15) is limited by the non-return ring (19), the inner side of the fluorine injection nozzle (11) is fixedly provided with a valve core (20) in a penetrating way, the outer side of the fluorine injection nozzle is connected with a fluorine injection nut (21) through threads, and the outdoor unit interface (12) is provided with a connecting pipe (22) in a penetrating way.
2. The quick-connection one-way stop valve with the spring self-locking function according to claim 1, is characterized in that: a diversion trench (23) is formed below the inner wall of the quick connector (13), and the diversion trench (23) is connected with the upper portion of the inner wall of the quick connector (13) through a chamfer.
3. The quick-connection one-way stop valve with the spring self-locking function according to claim 1, is characterized in that: the outer side of the limiting part (15) is provided with a groove (24), a sealing ring (18) is embedded in the groove (24), and the sealing ring (18) is in contact with the inner wall of the quick-connection interface (13).
4. The quick-connection one-way stop valve with the spring self-locking function according to claim 1, is characterized in that: and an internal thread (25) is arranged above the inner wall of the quick connection port (13).
5. The quick-connection one-way stop valve with the spring self-locking function according to claim 1, is characterized in that: the top end edge of the limiting part (15) is provided with a chamfer.
6. The quick-connection one-way stop valve with the spring self-locking function according to claim 1, is characterized in that: the sealing ring (18) is an O-shaped sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493770.2U CN209818984U (en) | 2019-04-12 | 2019-04-12 | Quick-connection one-way stop valve with spring self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493770.2U CN209818984U (en) | 2019-04-12 | 2019-04-12 | Quick-connection one-way stop valve with spring self-locking function |
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| Publication Number | Publication Date |
|---|---|
| CN209818984U true CN209818984U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920493770.2U Active CN209818984U (en) | 2019-04-12 | 2019-04-12 | Quick-connection one-way stop valve with spring self-locking function |
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| CN (1) | CN209818984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255927A (en) * | 2020-01-14 | 2020-06-09 | 珠海格力电器股份有限公司 | Novel dual self sealss stop valve and air conditioner |
-
2019
- 2019-04-12 CN CN201920493770.2U patent/CN209818984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255927A (en) * | 2020-01-14 | 2020-06-09 | 珠海格力电器股份有限公司 | Novel dual self sealss stop valve and air conditioner |
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Address after: No.16, Keyuan 3rd road, science and Technology Industrial Park, Shunde high tech Industrial Development Zone, xiaohuangpu neighborhood committee, Ronggui sub district office, Shunde District, Foshan City, Guangdong Province, 528305 Patentee after: Guangdong Henderson Metal Co.,Ltd. Address before: Guangdong Hengji Metal Products Industry Co., Ltd., No. 16, Keyuan 3rd Road, Gui Science and Technology Industrial Park, Shunde High-tech Zone (Ronggui), Foshan City, Guangdong Province, 528305 Patentee before: Guangdong Hangji Metal Product Industrial Co.,Ltd. |