CN212690880U - Angle valve - Google Patents

Abstract

An embodiment of the utility model provides an angle valve, including valve body, case subassembly, first joint Assembly and second joint Assembly. The valve body comprises a water inlet end, a water outlet end and an adjusting end, and the adjusting end is positioned between the water inlet end and the water outlet end; the valve core assembly is arranged at the adjusting end; the first joint component is arranged at the water outlet end and comprises a check valve, and the check valve has an opening state and a closing state. The second connector assembly is detachably nestably mounted to the first connector assembly. The second joint component comprises an ejector, and when the second joint component is nested in the first joint component, the ejector acts on the check valve to enable the check valve to be in an open state; when the second joint component is separated from the first joint component, the ejector is separated from the check valve, so that the check valve returns to a closed state. The utility model provides an angle valve acts on the check valve through the ejecting piece of second joint Assembly, has realized that second joint Assembly drops after automatic water of closing, avoids wasting water and influences installer's installation.

Description

Angle valve

Technical Field

The utility model relates to a hot-water heating five metals technical field particularly, relates to an angle valve.

Background

During interior decoration, the angle valve is required to be arranged on a wall or a bottom plate of a terminal position using water after pipeline arrangement so as to facilitate subsequent installation, replacement and maintenance of terminal products, and therefore the installation position of the angle valve is often arranged at narrow and small positions in space such as a corner, the bottom of a counter basin, the back of a toilet and the like.

The water outlet of the conventional angle valve is fixed, and when the conventional angle valve is installed on a pipeline, the direction of the final water outlet is often not an ideal angle which is wanted by people, so that the conventional angle valve needs to be aligned and installed again, and poor sealing and damage to a water pipe are easily caused. And the condition that the water outlet joint falls off can appear in the process of adjusting the water outlet joint, so that the waste of water is caused and the influence on an installer is caused.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide an angle valve to solve above-mentioned problem. The embodiment of the utility model provides an above-mentioned purpose is realized through following technical scheme.

An embodiment of the utility model provides an angle valve, the embodiment of the utility model provides an angle valve, including valve body, case subassembly, first joint Assembly and second joint Assembly. The valve body comprises a water inlet end, a water outlet end and an adjusting end, and the adjusting end is positioned between the water inlet end and the water outlet end; the valve core assembly is arranged at the adjusting end and is used for adjusting water flow from the water inlet end to the water outlet end; the first joint component is arranged at the water outlet end and comprises a check valve, and the check valve has an opening state and a closing state. The second connector assembly is detachably nestably mounted to the first connector assembly. The second joint component comprises an ejector, and when the second joint component is nested in the first joint component, the ejector acts on the check valve to enable the check valve to be in an open state; when the second joint component is separated from the first joint component, the ejector is separated from the check valve, so that the check valve returns to a closed state.

In one embodiment, the water outlet end is provided with a water flow channel, the first joint component further comprises an elastic check ring, the check valve and the elastic check ring are both arranged in the water flow channel, and the elastic check ring is positioned between the check valve and the second joint component to stop the check valve; when the second connector assembly is nested in the first connector assembly, the ejector passes through the elastic check ring to act on the check valve.

In one embodiment, the check valve comprises a fixed component and a movable component which are matched, the fixed component is fixedly arranged at the water outlet end, when the second joint component is nested and arranged at the first joint component, the ejector component acts on the movable component to enable the movable component to move to a second position relative to the fixed component from a first position, and therefore the check valve is in an open state; when the second joint component is separated from the first joint component, the ejector piece is separated from the movable component, so that the movable component moves to the first position relative to the fixed component from the second position, and the check valve returns to the closed state.

In one embodiment, the fixed assembly comprises a first shell and a second shell which are in nested fit, the first shell is provided with a first water passing channel, the second shell is provided with a water passing opening, the first water passing channel is communicated with the second joint assembly through the water passing opening, and the movable assembly is movably arranged on the first water passing channel so as to conduct or close the water passing opening.

In one embodiment, the second joint assembly further includes a water outlet joint and a clamping sleeve, the water outlet joint is sleeved on the water outlet end, and the clamping sleeve is sleeved on the water outlet joint and the water outlet end and is clamped and embedded on the water outlet end.

In one embodiment, the second connector assembly further comprises a fastening sleeve, and the fastening sleeve is sleeved on the clamping sleeve and the water outlet connector.

In one embodiment, the second joint assembly further comprises a filter screen mounted within the water outlet joint.

In one embodiment, the water outlet connector comprises a first connector end and a second connector end, the first connector end and the second connector end extend along different directions, the first connector end is sleeved on the water outlet end and is positioned between the water outlet end and the clamping sleeve, and the second connector end is used for installing the water outlet pipe; the first joint component also comprises at least one sealing ring, and the at least one sealing ring is sleeved at the water outlet end and is positioned between the water outlet end and the first joint end.

In an embodiment, the water outlet end comprises an inner peripheral surface, a first outer peripheral surface and a second outer peripheral surface, the outer diameter of the second outer peripheral surface is larger than that of the first outer peripheral surface, an annular clamping groove is formed in the second outer peripheral surface, the check valve is installed on the inner peripheral surface, the first joint end comprises a joint inner surface and a joint outer surface which are back to back, the joint inner surface is in contact with the first outer peripheral surface, the joint outer surface and the second outer peripheral surface are in contact with a clamping sleeve, the clamping sleeve is provided with an annular protrusion matched with the annular clamping groove, and the annular protrusion is clamped and.

In one embodiment, the valve core assembly comprises a valve core, a hand wheel and a gear sleeve, wherein the valve core is used for adjusting water flow from the water inlet end to the water outlet end, the gear sleeve is clamped on the valve core assembly, the hand wheel is fixedly connected with the gear sleeve, and the hand wheel drives the gear sleeve when rotating, so that the valve core is adjusted.

Compared with the prior art, the utility model provides an angle valve acts on the check valve through the ejecting piece of second joint Assembly, has realized that second joint Assembly drops after automatic water of closing, avoids wasting water and influences installer's installation.

These and other aspects of the invention will be apparent from and elucidated with reference to the embodiments described hereinafter.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of a split structure of an angle valve provided by an embodiment of the present invention.

Fig. 2 is an assembly schematic diagram of a valve body, a valve core assembly and a first joint assembly provided by an embodiment of the present invention.

Fig. 3 is a schematic view of a split structure of the check valve provided by the embodiment of the present invention.

Fig. 4 is a schematic view of a check valve according to an embodiment of the present invention in one state.

Fig. 5 is a schematic view of a check valve provided in another state according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second joint assembly according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of an ejector according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of the ferrule provided in the embodiment of the present invention.

Fig. 9 is a cross-sectional view of an angle valve according to an embodiment of the present invention.

Fig. 10 is a partial enlarged view of fig. 9 at a.

Detailed Description

In order to facilitate understanding of the embodiments of the present invention, the embodiments of the present invention will be described more fully below with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, an embodiment of the present invention provides an angle valve 1, which includes a valve body 10, a valve core assembly 20, a first joint assembly 30, and a second joint assembly 40. The first connector assembly 30 is mounted to the outlet end 12. The first joint assembly 30 includes a check valve 31, the check valve 31 having an open state and a closed state. The second connector assembly 40 is detachably nestably mounted to the first connector assembly 30 to enable quick installation of the second connector assembly 40. The second joint assembly 40 comprises an ejector 41, when the second joint assembly 40 is nested in the first joint assembly 30, the ejector 41 acts on the non-return valve 31 to make the non-return valve 31 in an open state; when the second joint assembly 40 is separated from the first joint assembly 30, the ejector 41 is disengaged from the check valve 31 so that the check valve 31 returns to the closed state.

Specifically, the valve body 10 of the present embodiment may be installed on a pipeline in advance, and the valve core assembly 20 and the first joint assembly 30 are installed on the valve body 10 respectively, and after the subsequent second joint assembly 40 is connected to the water inlet hose of the end product such as the faucet or the toilet, the second joint assembly 40 is connected to the first joint assembly 30, so as to avoid the tedious installation operation in a narrow space, and the installation is convenient. The second joint assembly 40 of this embodiment can rotate the first joint assembly 30 by 360 °, so that the water outlet direction can be adjusted according to the user's requirement.

Referring to fig. 1 and 2, the valve body 10 is a substantially T-shaped pipe structure, and includes a water inlet end 11, a water outlet end 12, and an adjusting end 13, wherein the adjusting end 13 is located between the water inlet end 11 and the water outlet end 12. The inlet end 11 may include an inlet port to allow water flow into the valve body 10. Specifically, the water inlet end 11 may be in communication with a tap water pipe. The outlet end 12 is opposite the inlet end 11, and the outlet end 12 may include an outlet port to allow water to flow out of the valve body 10. The adjusting end 13 can be used to adjust the water flow, such as the cut-off or the turn-on of the water flow or the magnitude of the water flow.

The water outlet end 12 includes an inner circumferential surface 121, a first outer circumferential surface 123 and a second outer circumferential surface 125, wherein the outer diameter of the second outer circumferential surface 125 is larger than the outer diameter of the first outer circumferential surface 123, and the second outer circumferential surface 125 is close to the water inlet end 11 relative to the first outer circumferential surface 123, so that the outer surface of the water outlet end 12 is substantially stepped. The inner circumferential surface 121 may be used to mount the check valve 31, and the first and second outer circumferential surfaces 123 and 125 may be used to mount the second coupling assembly 40. Second peripheral surface 125 is provided with a ring slot 1251, and ring slot 1251 may be used to engage second connector assembly 40.

The outlet end 12 also has a water flow passage 127, the water flow passage 127 being for the flow of water therethrough and being usable for mounting the non-return valve 31.

The first joint assembly 30 further includes a circlip 33 and at least one seal ring 32. A circlip 33 is installed in the water flow passage 127 and the circlip 33 is located between the check valve 31 and the second joint member 40 to stop the check valve 31. The at least one sealing ring 32 is sleeved on the first outer peripheral surface 123 of the water outlet end 12, so that water can be prevented from flowing out from a gap between the second joint component 40 and the water outlet end 12, the first joint component 30 can be in interference fit with the second joint component 40, and the installation stability of the second joint component 40 is enhanced. In the present embodiment, the at least one sealing ring 32 is two sealing rings 32, and the two sealing rings 32 are spaced apart from each other. In other embodiments, the number of the sealing rings 32 may also be one, three, or four, and may be specifically set according to actual conditions, so as to satisfy the waterproof and interference fit functions.

Referring to fig. 2 and 3, a check valve 31 is installed in the water flow passage 127 and installed on the inner circumferential surface 121 for controlling the on/off of the water flow at the water outlet end 12. When the second water outlet joint assembly 40 is disconnected from the first joint assembly 30 manually or accidentally, the check valve 31 is closed, so that the water source is closed, and the water source is prevented from being wasted and the influence on an installer is prevented.

In the present embodiment, the check valve 31 includes a fixed member 310, a movable member 313, an elastic member 315, a first waterproof ring 317, and a second waterproof ring 319. The fixed member 310 is fixedly mounted to the outlet end 12 and cooperates with the movable member 313. The fixing assembly 310 includes a first housing 311 and a second housing 312 that are nested together.

Referring to fig. 3, 4 and 5, the second housing 312 is substantially cylindrical, and the second housing 312 is sleeved on the first housing 311 and mounted on the inner circumferential surface 121, wherein the mounting manner may be interference fit with the water outlet end 12. The second housing 312 further defines a water passage 3122, and the water passage 3122 may be in communication with the water passage 127 (fig. 2) to allow water to flow through the water passage 3122 to the second joint assembly 40. In this embodiment, the water passage port 3122 has a circular shape.

The first housing 311 is substantially hollow cylindrical, the first housing 311 defines a first water passage 3112, the first water passage 3112 is communicated with the water passage 127, and is communicated with the second joint assembly 40 through the water port 3122, so that water can flow to the second joint assembly 40 through the water passage 127, the first water passage 3112, and the water port 3122 in sequence, and then flows out from the second joint assembly 40.

The movable assembly 313 is movably installed in the first water passage 3112 to open or close the water passage 3122. Specifically, an elastic member 315 is installed between the movable assembly 313 and the first housing 311, and a restoring force generated when the elastic member 315 is deformed may push the movable assembly 313 to move, so that the movable assembly 313 may move in a direction approaching the first housing 311 when being pushed, thereby opening the water passage port 3122, and the check valve 31 is in an open state. When the pushing force acting on the movable assembly 313 is removed, the movable assembly 313 may move away from the first housing 311 and abut against the second housing 312 due to the restoring of the elastic member 315, thereby closing the water passage port 3122, and the check valve 31 is in a closed state. In this embodiment, the pushing force comes from the ejector 41 of the second joint assembly 40.

The first waterproof ring 317 is sleeved on the movable assembly 313 and is used for being attached to the second housing 312 when the movable assembly 313 moves in a direction away from the first housing 311, so as to seal the water passing hole 3122. The second waterproof ring 319 is installed between the second casing 312 and the water outlet end 12 to prevent water from flowing to the second joint member 40 through the gap between the second casing 312 and the inner peripheral surface 121, i.e. prevent water from overflowing. It is understood that the first waterproof ring 317 and the second waterproof ring 319 can be made of rubber or other elastic materials, so that the movable assembly 313 and the second housing 312, and the second housing 312 and the water outlet end 12 can form an interference fit, thereby improving the waterproof performance of the check valve 31.

Referring to fig. 6, the second joint assembly 40 further includes a water outlet joint 43, and in the present embodiment, the water outlet joint 43 is substantially an L-shaped pipeline structure. The water outlet joint 43 is sleeved on the water outlet end 12 and includes a first joint end 432 and a second joint end 434, and the first joint end 432 and the second joint end 434 extend in different directions. In this embodiment, the first joint end 432 is disposed around the outlet end 12, and at least one sealing ring 32 is disposed between the first joint end 432 and the outlet end 12 to prevent water from overflowing between the first joint end 432 and the outlet end 12. A resilient collar 33 is provided between the first nipple end 432 and the check valve 31 to stop the check valve 31. The first joint end 432 includes opposing joint inner and outer surfaces 4322 and 4324, respectively, wherein the joint inner surface 4322 is in contact with the first outer peripheral surface 123. The second connector end 434 is perpendicular to the first connector end 432, and the second connector end 434 can be used for mounting an outlet pipe. The second joint component 40 also has a second water passage 436, and the second water passage 436 opens to the water outlet joint 43, and the water flow can flow out through the second water passage 436.

Referring to fig. 6 and 7, when the second coupling component 40 is nested in the first coupling component 30, the ejector 41 acts on the check valve 31 through the elastic collar 33. Specifically, the ejector 41 cooperates with the movable assembly 313, and when the second joint assembly 40 is nested in the first joint assembly 30, the ejector 41 acts on the movable assembly 313 to move the movable assembly 313 from the first position to the second position relative to the fixed assembly 310, so that the non-return valve 31 is in the open state. When the second joint assembly 40 is separated from the first joint assembly 30, for example, the second joint assembly 40 is manually disassembled or the second joint assembly 40 is separated from the first joint assembly 30 due to corrosion or mechanical failure, the ejector 41 is separated from the movable assembly 313, so that the movable assembly 313 moves from the second position to the first position with respect to the fixed assembly 310, thereby returning the check valve 31 to the closed state. The first position is a position where the movable element 313 abuts against the second housing 312, and is also an initial position of the movable element 313. The second position is a position where the movable member 313 moves in the acting direction of the ejector 41, and the specific position is related to the length of the ejector 41.

The ejector 41 includes a mounting portion 412 and a shaft portion 414, wherein the mounting portion 412 and the shaft portion 414 are each generally cylindrical in configuration and the shaft portion 414 is connected to the mounting portion 412 such that the ejector 41 is generally T-shaped in configuration. The mounting portion 412 is mounted to the inner surface 4322 of the joint, which may be a threaded connection in this embodiment; in other embodiments, the mounting may also be an interference fit. The mounting portion 412 may further have a plurality of water flow holes 4121, the plurality of water flow holes 4121 may penetrate the mounting portion 412 in a direction parallel to the axis of the shaft portion 414, and may be disposed at equal intervals around the shaft portion 414, the water flow holes 4121 may be communicated with the second water passage 436, and water may flow out through the plurality of water flow holes 4121 after flowing out from the first joint assembly 30. In this embodiment, the number of the water flow holes 4121 is 4, and in other embodiments, the number of the water flow holes 4121 may be two, three, five or more, and the number and the aperture size of the water flow holes 4121 may be set according to the user's needs. The shaft 414 protrudes from the mounting portion 412 toward the outlet end 12, the shaft 414 abuts against the movable element 313 to open the check valve 31, and the shaft 414 is away from the movable element 313 to close the check valve 31. When the second joint component 40 is nested and installed in the first joint component 30, the shaft part 414 abuts against the movable component 313, otherwise, the shaft part is far away from the movable component 313, therefore, when the second joint component 40 is disconnected from the first joint component 30 manually or accidentally, the movable component 313 of the check valve 31 can automatically reset, the check valve 31 is closed, the water source is closed, the automatic water shutoff after the second joint component 40 falls off is realized, and the water waste and the installation influence of an installer are avoided.

In this embodiment, the second joint assembly 40 further comprises a filter net 49, the filter net 49 is installed in the second water passing channel 436 of the water outlet joint 43, the filter net 49 has a plurality of filter holes 491, and the filter holes 491 are communicated with the second water passing channel 436. The size and density of the filter holes 491 can be set according to the size of impurities. The filter screen 49 can filter out impurities in water, so that the impurities are prevented from entering terminal products such as a faucet, and the service life of the product is prolonged. The filter net 49 may be periodically removed to clean impurities inside the filter net 49.

Referring to fig. 8, 9 and 10, in the present embodiment, the second connector assembly 40 further includes a ferrule 45, and the ferrule 45 is substantially cylindrical and extends from the water outlet connector 43 to a direction close to the first connector assembly 30. The ferrule 45 is further sleeved on the water outlet connector 43 and the water outlet end 12, and is in contact with both the connector outer surface 4324 and the second outer circumferential surface 125, specifically, the ferrule 45 is embedded on the second outer circumferential surface 125 of the water outlet end 12, and is sleeved with the first connector end 432 between the ferrule and the water outlet end 12. The ferrule 45 may be used to fixedly mount the second connector assembly 40 to the first connector assembly 30. The two ends of the cutting sleeve 45 are provided with a plurality of gaps 451, the plurality of gaps 451 can increase the elasticity of the cutting sleeve 45, and are beneficial to the clamping of the cutting sleeve 45 and the water outlet end 12 and the clamping of the cutting sleeve 45 and the water outlet joint 43. The ferrule 45 further has an annular protrusion 452 matching with the annular groove 1251, and the annular protrusion 452 is inserted into the annular groove 1251, so as to realize the engagement between the ferrule 45 and the water outlet end 12.

The second connector assembly 40 further includes a fastening sleeve 47, wherein the fastening sleeve 47 is disposed over the ferrule 45 and the outlet connector 43 to fix the ferrule 45 to the second outer peripheral surface 125 and the connector outer surface 4324. The fastening sleeve 47 may be used to lock the ferrule 45 to the outlet 43, and may also be used for decoration.

With continued reference to fig. 1 and 9, the valve core assembly 20 is mounted to the adjustment end 13 for adjusting the flow of water from the water inlet end 11 to the water outlet end 12. The spool assembly 20 includes a spool 21, a hand wheel 25 and a gear sleeve 26. Wherein, the valve core 21 is used for regulating the water flow from the water inlet end 11 to the water outlet end 12; the handwheel 25 can be rotated by a user to adjust the amount of water flowing out through the second connector assembly 40; the gear sleeve 26 may be in driving engagement with the valve core 21 to adjust the valve core 21.

The valve element 21 comprises a valve element body 211 and a ratchet wheel 213, the ratchet wheel 213 is rotatably mounted on the valve element body 211, and the water flow between the water outlet end 12 and the adjusting end 13 can be adjusted by rotating the ratchet wheel 213. The valve core main body 211 is provided with a valve core water inlet 2112 and a valve core water outlet 2114, and the valve core water inlet 2112 and the valve core water outlet 2114 are both positioned in the water flow passage 127. The water flow enters the valve core 21 from the valve core water inlet 2112 and flows out from the valve core water outlet 2114, so that the water flow can be adjusted by adjusting the valve core 21, the valve core 21 can be in transmission connection with the adjusting switch, and the water flow in the angle valve 1 can be adjusted by rotating the adjusting switch, so that the valve is simple and convenient.

Specifically, the hand wheel 25 includes a top wall 250 and an extension portion 257, the top wall 250 includes an upper surface 251 and a lower surface 253 that are opposite to each other, the extension portion 257 extends downward from the lower surface 253 and encloses a first mounting groove 2571, and the first mounting groove 2571 can be used for fixedly mounting the gear sleeve 26. The top wall 250 is provided with a second mounting groove 255, the second mounting groove 255 is recessed from the upper surface 251 towards the direction close to the lower surface 253 and is opposite to the first mounting groove 2571, the second mounting groove 255 is provided with a groove bottom 2552, and the groove bottom 2552 and the upper surface 251 are respectively positioned at two sides of the lower surface 253.

The toothed sleeve 26 is substantially in the shape of a hexagonal nut. The sleeve 26 is engaged with the valve body 21, and specifically, the sleeve 26 is fitted in the first fitting groove 2571 and engaged with the ratchet 213. In this embodiment, the inner circumferential surface of the gear sleeve 26 includes a plurality of racks that are engaged with the ratchet wheel 213 to engage with the ratchet wheel 213. The gear sleeve 26 is fixedly connected with the hand wheel 25, and the hand wheel 25 drives the gear sleeve 26 when rotating, so that the valve core 21 is adjusted. Specifically, the first mounting groove 2571 may be a hexagonal groove matched with a hexagonal nut, and the arrangement enables the gear sleeve 26 to be fixedly mounted in the first mounting groove 2571, that is, the gear sleeve 26 can be driven to rotate by rotating the hand wheel 25, so as to adjust the valve element 21.

The valve core assembly 20 further comprises a fastener 27, and the fastener 27 passes through the first mounting groove 2571 and the second mounting groove 255 to fixedly connect the hand wheel 25 with the valve core 21. In this embodiment, the fastening member 27 may sequentially pass through the first mounting groove 2571 and the second mounting groove 255 and be screwed with the ratchet 213, so as to fixedly mount the hand wheel 25 on the valve core 21 and prevent the hand wheel 25 from falling off during the rotation process.

In this embodiment, the valve core assembly 20 further includes a gasket 28 and a decorative button 29, the gasket 28 is installed between the fastener 27 and the groove bottom 2552, and the gasket 28 can reduce the loosening of the fastener 27 and increase the connection strength of the fastener 27. The decoration button 29 is installed in the second installation groove 255 to shield the fastening member 27, so that the hand wheel 25 is more beautiful.

To sum up, the utility model provides an angle valve 1, the ejecting 41 through second joint component 40 acts on check valve 31, has realized that second joint component 40 drops the back and has closed water automatically, avoids wasting water and influence installer's installation.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An angle valve, comprising:

the valve body comprises a water inlet end, a water outlet end and an adjusting end, and the adjusting end is positioned between the water inlet end and the water outlet end;

the valve core assembly is arranged at the adjusting end and is used for adjusting the water flow from the water inlet end to the water outlet end;

the first joint component is arranged at the water outlet end and comprises a check valve, and the check valve has an opening state and a closing state; and

the second joint component is detachably nested and mounted on the first joint component, the second joint component comprises an ejector, when the second joint component is nested and mounted on the first joint component, the ejector acts on the check valve to enable the check valve to be in an open state, and when the second joint component is separated from the first joint component, the ejector is separated from the check valve to enable the check valve to return to a closed state.

2. The angle valve of claim 1, wherein said outlet end has a water flow passage, said first coupling member further comprises a circlip, said check valve and said circlip are both mounted in said water flow passage, and said circlip is located between said check valve and said second coupling member to stop said check valve; when the second joint component is nested in the first joint component, the ejector passes through the elastic check ring and acts on the check valve.

3. The angle valve of claim 1, wherein the check valve comprises a fixed component and a movable component which are matched, and the fixed component is fixedly arranged at the water outlet end; when the second joint component is nested and mounted on the first joint component, the ejector piece acts on the movable component to enable the movable component to move from the first position to the second position relative to the fixed component, and therefore the check valve is in an open state; when the second joint component is separated from the first joint component, the ejector is separated from the movable component, so that the movable component moves from the second position to the first position relative to the fixed component, and the check valve is returned to the closed state.

4. The angle valve of claim 3, wherein the fixed assembly comprises a first housing and a second housing which are nested, the first housing defines a first water passage, the second housing defines a water passing opening, the first water passage is communicated with the second joint assembly through the water passing opening, and the movable assembly is movably mounted to the first water passage to open or close the water passing opening.

5. The angle valve of claim 1, wherein the second connector assembly further comprises a water outlet connector and a ferrule, the water outlet connector is sleeved on the water outlet end, and the ferrule is sleeved on the water outlet connector and the water outlet end and is embedded in the water outlet end in a clamping manner.

6. The angle valve of claim 5, wherein the second connector assembly further comprises a fastening sleeve that is sleeved over the ferrule and the water outlet connector.

7. The angle valve of claim 5, wherein the second fitting assembly further comprises a filter screen mounted within the water outlet fitting.

8. The angle valve of claim 5, wherein said outlet fitting comprises a first fitting end and a second fitting end, said first fitting end and said second fitting end extending in different directions, said first fitting end fitting over said outlet end and being positioned between said outlet end and said ferrule, said second fitting end being adapted to receive an outlet tube; the first joint component further comprises at least one sealing ring, and the at least one sealing ring is sleeved on the water outlet end and is located between the water outlet end and the first joint end.

9. The angle valve of claim 8, wherein the outlet end comprises an inner circumferential surface, a first outer circumferential surface and a second outer circumferential surface, the outer diameter of the second outer circumferential surface is larger than the outer diameter of the first outer circumferential surface, the second outer circumferential surface is provided with an annular clamping groove, the check valve is mounted on the inner circumferential surface, the first joint end comprises a joint inner surface and a joint outer surface which are opposite, the joint inner surface is in contact with the first outer circumferential surface, the joint outer surface and the second outer circumferential surface are both in contact with the clamping sleeve, the clamping sleeve is provided with an annular protrusion which is matched with the annular clamping groove, and the annular protrusion is clamped in the annular clamping groove.

10. The angle valve of claim 1, wherein the valve core assembly comprises a valve core, a hand wheel and a gear sleeve, the valve core is used for adjusting water flow from the water inlet end to the water outlet end, the gear sleeve is clamped on the valve core, the hand wheel is fixedly connected with the gear sleeve, and the hand wheel drives the gear sleeve when rotating, so that the valve core is adjusted.

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