CN212690984U

CN212690984U - Purification and filtration angle valve with one water inlet and multiple water outlets

Info

Publication number: CN212690984U
Application number: CN202021265095.7U
Authority: CN
Inventors: 张子鹏; 刘永茂
Original assignee: Xiamen Liye Sanitary Ware Industry Co ltd
Current assignee: Xiamen Liye Sanitary Ware Industry Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-03-12
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a purification filtration angle valve with multiple water inlets and multiple water outlets, which comprises a body, a control rod, a filter screen sleeve provided with a filter screen, a one-way flow-limiting valve for controlling the size of a water through hole through a telescopic flow-limiting core, wherein the body axially forms a tube cavity and an axial water outlet channel which are communicated with each other, the tube cavity forms a mounting hole, a radial water outlet channel and a radial water inlet channel, the one-way flow-limiting valve is arranged in the radial water inlet channel, the control rod is sleeved with the filter screen sleeve, the end part of the filter screen sleeve forms an inclined end surface and a cylindrical surface connected with the inclined end surface, the control rod is inserted into the tube cavity and is fixed in the tube cavity through screw thread fit, the filter screen sleeve connects the radial water inlet channel with the radial water outlet channel and the axial water outlet channel through a radial opening, the control rod is screwed in or out in the tube cavity through screw thread fit, the inclined end surface, the water flow is controlled by the expansion of the flow limiting head.

Description

Purification and filtration angle valve with one water inlet and multiple water outlets

Technical Field

The utility model relates to a purify and filter angle valve for carry out filtration purification to supplying water, reduce dirty quality of water and cause pollution and damage to water equipment and well component, in particular to purification that a water intaking was many goes out water filters angle valve.

Background

In the prior art, most of water supply for water-using equipment is that a water supply pipe is directly connected to a water inlet of the equipment, water entering the equipment is not filtered and purified, a water source often contains impurities such as fine particles, and the impurities easily pollute the equipment and even damage components in the equipment after entering the water storage equipment. Therefore, people develop a water purification filter in sequence to remove impurities in water when water enters, avoid polluting equipment and damaging components in the water, and conveniently adjust water flow and disassemble and wash a filter screen, and refer to Chinese patent document CN2012974141Y which discloses a purification and filtration angle valve, as shown in figure 1, comprising a tee joint body 1 ', a filter core 2', a filter screen 3 ', a one-way flow limiting valve and a sealing ring 4'; the tee joint body 1 'is provided with a water inlet 11', a water outlet 12 'and a mounting port 13'; the water inlet 11 ' is provided with a one-way flow limiting valve which consists of a flow limiting body 6 ', a flow limiting core 7 ', a flow limiting upper cover 8 ' and a spring 9 '; the current-limiting body 6 ' and the current-limiting upper cover 8 ' are buckled to form a containing cavity of a current-limiting core 7 ' and a spring 9 ', water openings 61 ' and 81 ' are formed in the current-limiting body 6 ' and the current-limiting upper cover 8 ', the current-limiting core 7 ' is provided with a current-limiting head 71 ' and a guide post 72 ', the current-limiting head 71 ' faces the water opening 61 ' of the current-limiting body 6 ', the spring 9 ' is sleeved on the guide post 72 ', and two ends of the spring 9 ' are abutted against the current-limiting head 71 ' and the current-limiting upper cover 8 '; the filter element 2 'is arranged in the tee body 1' from the mounting port 14 'and is fixed in the tee body 1' through thread fit, the flow-limiting column 27 'formed by extending the filter element 2' penetrates through the water through port 61 'of the flow-limiting body 6' and abuts against the flow-limiting head 71 ', and a water flow channel for connecting the water inlet 21' and the water outlet 22 'is formed on the filter element 2'; the filter screen 3' is installed on the water flow passage.

Although the structure is used, the filter element is screwed to drive the flow limiting column to move in the tee body, the flow limiting column pushes the flow limiting head, the distance between the flow limiting head and the water opening of the flow limiting body is changed, and the water flow of the water opening is adjusted, so that the water flow passing through the one-way flow limiting valve is adjusted and limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purification filtration angle valve of many water of intaking, this purification filtration angle valve not only can filter and purify supplying water to conveniently adjust discharge and unpick and wash the filter screen, but also can provide multichannel play water passageway so that connect a plurality of water-consuming appliances.

A purification and filtration angle valve with one water inlet and multiple water outlets comprises a body, a control rod, a filter screen sleeve with a filter screen, and a one-way flow limiting valve, wherein the one-way flow limiting valve controls the size of a water opening for flow limiting through a telescopic flow limiting core; the body axially forms a tube cavity and an axial water outlet channel which are communicated with each other, the tube cavity is provided with at least one radial water outlet channel and a radial water inlet channel, the one-way flow-limiting valve is arranged in the radial water inlet channel, a control rod is sleeved with a filter screen sleeve, the control rod forms a water passage and an axial transition hole communicated with the water passage, the filter screen sleeve is provided with a radial opening communicated with the water passage, a filter screen is arranged at the radial opening, the end part of the filter screen sleeve forms an inclined end surface and a cylindrical surface connected with the inclined end surface, the control rod is inserted into the tube cavity through an installation port and is fixed in the tube cavity through thread fit, the axial transition hole of the control rod is communicated with the axial water outlet channel, the radial water inlet channel is communicated with the radial water outlet channel and the axial water outlet channel through the radial opening, the control rod is screwed in or out of the tube cavity through thread fit, the inclined end surface and the cylindrical surface of, the pushing flow limiting head stretches and contracts to control the size of the flow limiting water port of the one-way flow limiting valve.

Further, the tube cavity is axially and sequentially divided into a mounting section, a water outlet channel setting section and a bottom section, the mounting section of the tube cavity forms a mounting opening, the water outlet channel setting section of the tube cavity is provided with at least one radial water outlet channel, the bottom section of the tube cavity axially extends to form a transition cavity, the transition cavity communicates the tube cavity with the axial water outlet channel, a side arm positioned at the bottom section of the tube cavity forms a radial water inlet channel communicated with the tube cavity, a one-way flow limiting valve is arranged in the radial water inlet channel, a flow limiting head of the flow limiting core extends into the bottom section of the tube cavity, a control rod axially forms a mounting section, a filtering section and a transition section corresponding to the tube cavity, a filtering net sleeve with the diameter of the tube cavity is sleeved on the filtering section of the control rod, a water passing channel is formed on the filtering section of the control rod, an axial transition hole communicated with the water passing channel is formed on the transition section of the control rod, the control rod, the installation section of the control rod and the installation section of the pipe cavity form liquid seal fit, the transition section of the control rod and the transition cavity of the pipe cavity form liquid seal fit, the axial transition hole of the transition section is communicated with the axial water outlet channel, and the filter screen sleeve communicates the radial water inlet channel with the radial water outlet channel and the axial water outlet channel through the radial opening.

Furthermore, the one-way flow limiting valve consists of a flow limiting body, a flow limiting core, a flow limiting upper cover and a spring; the flow limiting body and the flow limiting upper cover are buckled together to form an accommodating cavity for accommodating the flow limiting core and the spring, water through openings are formed in the flow limiting body and the flow limiting upper cover, a flow limiting sealing ring is further arranged in the accommodating cavity and located at the flow limiting water through opening of the flow limiting body, the flow limiting core is provided with a flow limiting head and a guide pillar, the flow limiting head faces the water through openings of the flow limiting body and penetrates out of the radial water inlet channel to extend into the pipe cavity, and the spring is sleeved on the guide pillar, and two ends of the spring are respectively abutted against the flow limiting head and the flow limiting upper cover.

Furthermore, the current-limiting upper cover extends into the accommodating cavity to form a hollow tube, a guide post of the current-limiting core is inserted into the hollow tube, and the spring is sleeved on the hollow tube.

Furthermore, when the control rod is fixed in the pipe cavity, the cylindrical surface of the filter screen sleeve exceeds the opening of the radial water outlet channel to be in sealing fit with the inner wall of the pipe cavity, the inclined end surface and the cylindrical surface of the filter screen sleeve are positioned in the opening of the radial water inlet channel, and the radial opening of the filter screen sleeve is also communicated with the opening of the radial water inlet channel, so that the radial water inlet channel is communicated with the radial water outlet channel and the axial water outlet channel.

Furthermore, the control rod and the filter screen sleeve are provided with salient points and clamping grooves for preventing mutual rotation.

Furthermore, the filtering section of the control rod consists of four supporting ribs, the cross sections of the four supporting ribs are in a cross shape, a water passing channel is formed between every two adjacent supporting ribs, and the water passing channel is communicated with the axial transition hole of the transition section through a communicating hole.

Furthermore, the radial openings of the filter screen sleeve are four, and the spacing ribs between every two adjacent radial openings and the support ribs of the control rods are arranged in a staggered manner.

Furthermore, the connection part of the bottom section of the pipe cavity and the transition cavity forms a conical surface, and when the control rod is screwed to the bottom in the pipe cavity, the inclined end surface of the filter net sleeve forms liquid sealing fit with the conical surface.

Furthermore, the installing port is provided with a decorative cover, and the control rod is fixed in the decorative cover.

The utility model discloses the theory of operation is, when the control lever is fixed in the lumen, the control lever passes through screw-thread fit precession or screw-out in the lumen, the oblique terminal surface of filter screen cover leans on the current-limiting head that lies in the current-limiting core of unidirectional flow-limiting valve in the lumen earlier, it stretches out and draws back in order to control the water gap size to push against the current-limiting core, adjust the discharge of water gap, thereby adjust the restriction through the discharge of unidirectional flow-limiting valve, when the oblique terminal surface of filter screen cover revolves and then breaks away from the current-limiting head of current-limiting core in the lumen because of the control lever, the face of cylinder of filter screen cover continues to lean on the current-limiting head of leaning on the current-limiting core, the discharge of water gap that flows through this moment reaches the biggest, when the control lever is followed the lumen and is screwed out, the oblique terminal surface that reachs the filter screen cover. When the filter screen needs to be cleaned, the control rod is pulled out of the tube cavity, and after the filter screen is cleaned, the control rod is installed in the tube cavity again from the installation opening.

After the technical scheme is adopted, the beneficial effects of the utility model reside in that: the utility model discloses be equipped with a radial inhalant canal, an axial exhalant canal, at least one radial exhalant canal, the exhalant canal of extension lumen as required sets up the length of section, can set up more radial exhalant canals, and the existing axial exhalant canal of present case has radial exhalant canal again, can satisfy the needs of the water equipment in different positions, has saved the bending joint, realizes the multidirectional play water of multichannel.

Drawings

FIG. 1 is an exploded view of a prior art clean filter angle valve.

Fig. 2 is a perspective view of the purifying and filtering angle valve with one water inlet and two water outlets.

Fig. 3 is an exploded view of the angle valve for purifying and filtering water with one inlet and two outlets.

Fig. 4 is a sectional exploded view of the angle valve for purifying and filtering water with one inlet and two outlets according to the present invention.

Fig. 5 is a schematic view of the control rod screwing process of the purifying and filtering angle valve with one water inlet and two water outlets according to the present invention.

Fig. 6 is a schematic view illustrating the screw-in of the control rod of the purifying and filtering angle valve with one water inlet and two water outlets according to the present invention.

Fig. 7 is a schematic view of the control rod screwing-out process of the single-inlet and two-outlet water purifying and filtering angle valve of the present invention.

Fig. 8 is a schematic diagram illustrating the rotation of the control rod of the single-inlet and two-outlet water purifying and filtering angle valve of the present invention.

Fig. 9 is a schematic diagram of the cleaning of the control rod of the single inlet and two outlet water purifying and filtering angle valve of the present invention.

Fig. 10 is a perspective view of the purification and filtration angle valve for one water inlet and three water outlets of the present invention.

Fig. 11 is a three-dimensional sectional view of the purifying and filtering angle valve for one water inlet and three water outlets of the present invention.

Fig. 12 is a partial enlarged view of the one-way restriction valve of fig. 4 according to the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-12, the utility model provides a purification filtration angle valve with multiple water outlets for water inlet, which comprises a body 1, a control rod 2, a filter screen sleeve 3 provided with a filter screen, and a one-way flow-limiting valve 4 for controlling the size of a water inlet through a telescopic flow-limiting core.

As shown in fig. 3 and 4, a tube cavity 11 and an axial water outlet channel 12 which are mutually communicated are axially formed on a body 1, the tube cavity 11 is axially and sequentially divided into a mounting section 111, a water outlet channel setting section 112 and a bottom section 113, the mounting section 111 of the tube cavity 11 forms a mounting port 114, the water outlet channel setting section 112 of the tube cavity 11 is provided with at least one radial water outlet channel 13 (fig. 2-9 show the body 1 of one radial water outlet channel 13, fig. 10-11 show the body 1 of two radial water outlet channels 13), the bottom section 113 of the tube cavity 11 axially extends to form a transition cavity 115, the transition cavity 115 communicates the tube cavity 11 with the axial water outlet channel 12, a radial water inlet channel 14 communicated with one tube cavity 11 is formed on a side arm of the bottom section 113 of the tube cavity 11, a one-way flow limiting valve 4 is arranged in the radial water inlet channel 14, a flow limiting head 42 of a flow limiting core 41 extends into the bottom section 113 of the tube cavity 11, and a, The filtering section 22 of the control rod 2 is sleeved with a filtering net sleeve 3 with the diameter being consistent with that of the tube cavity 11, a water passing channel 24 is formed on the filtering section 22 of the control rod 2, an axial transition hole 25 communicated with the water passing channel 24 is formed on the transition section 23 of the control rod 2, the filtering net sleeve 3 is provided with a radial opening 31 communicated with the water passing channel 24, a filtering net 32 is arranged at the radial opening 31, and an inclined end face 33 and a cylindrical face 34 connected with the inclined end face 33 are formed on the end part of the filtering net sleeve 3.

As shown in fig. 2-5, the control rod 2 is inserted into the lumen 11 through the mounting port 114 and fixed in the lumen 11, a thread fit for screwing the control rod 2 in the lumen 11 is further formed at the mounting port 114, a liquid-tight fit is formed between the mounting section 21 of the control rod 2 and the mounting section 111 of the lumen 11, specifically, two annular grooves 211 are formed on the mounting section 21 of the control rod 2 at intervals, a sealing ring 212 is disposed in the two annular grooves 211, and the sealing ring 212 seals between the mounting section 21 of the control rod 2 and the mounting section 111 of the lumen 11, so as to prevent water in the water outlet passage setting section 112 and the bottom section 113 of the lumen 11 from flowing out.

As shown in fig. 2-5, a liquid-tight fit is formed between the transition section 23 of the control rod 2 and the transition cavity 115 of the tube cavity 11, specifically, a groove 231 is formed on the transition section 23 of the control rod 2, a sealing ring 232 is installed in the groove 231, the sealing ring 232 seals between the sealing ring 232 of the control rod 2 and the transition cavity 115 of the tube cavity 11, so as to prevent water in the water outlet channel installation section 112 and the bottom section 113 of the tube cavity 11 from flowing out, meanwhile, the axial transition hole 25 of the transition section 23 of the control rod 2 is communicated with the axial water outlet channel 12, the filter screen sleeve 3 on the control rod 2 communicates the radial water inlet channel 14 with the radial water outlet channel 13 and the axial water outlet channel 12 through the radial opening 31, and the inclined end faces 33 and 34 of the filter screen sleeve 3 push against the flow-limiting head 42 of the flow-limiting core 41 of the one-way flow-limiting valve 4 by screwing in or screwing out the control rod 2 in the tube cavity 11, the expansion of the flow-limiting core 41 is realized, and the size of the flow-through port 43 for limiting the flow of the one-way flow-limiting valve 4 is controlled.

As shown in fig. 3-5 and 12, the one-way flow-limiting valve 4 is composed of a flow-limiting body 40, a flow-limiting core 41, a flow-limiting upper cover 46 and a spring 44; the flow-limiting body 40 and the radial water inlet channel 14 form a liquid-tight fit, specifically, the flow-limiting body 40 is provided with a radial groove 401, a rubber sealing ring 402 is installed in the radial groove 401, the rubber sealing ring 402 controls the sealing between the flow-limiting body 40 and the radial water inlet channel 14, and prevents water in the water outlet channel setting section 112 and the bottom section 113 of the tube cavity 11 from flowing out.

As shown in fig. 3-5 and 12, the flow-limiting body 40 and the flow-limiting upper cover 46 are fastened together to form an accommodating cavity 45 for accommodating the flow-limiting core 41 and the spring 44, a flow-limiting water passage 43 is formed on the flow-limiting body 40, a water passage 47 is formed on the flow-limiting upper cover 46, the flow-limiting core 41 has a flow-limiting head 42 and a guide post 48, the flow-limiting head 43 faces the flow-limiting water passage 43 and penetrates through the bottom section 113 of the tube cavity 11 of the radial water inlet channel 14, the spring 44 is sleeved on the guide post 48, two ends of the spring respectively abut against the flow-limiting head 42 and the flow-limiting upper cover 46, and the spring 44 provides elasticity.

As shown in fig. 3-5 and 12, a flow-limiting sealing ring 49 is further disposed in the accommodating cavity 45 of the flow-limiting body 40 and the flow-limiting upper cover 46, and the flow-limiting sealing ring 49 is located at the position of the flow-limiting water passage 43 and forms a dynamic sealing fit with the flow-limiting head 42.

As shown in fig. 3-5 and 12, the current-limiting upper cover 46 extends into the accommodating cavity 45 to form a hollow tube 461, the guide post 48 of the current-limiting core 41 is inserted into the hollow tube 461, and the spring 44 is sleeved on the hollow tube 461.

As shown in fig. 3-5, when the control rod 2 is fixed in the lumen 11, the cylindrical surface 34 of the filter screen 3 exceeds the opening 141 of the radial water outlet channel 14 and forms a sealing fit with the inner wall of the lumen 11 (because the diameter of the filter screen 3 is the same as the diameter of the lumen 11), the inclined end surface 33 and the cylindrical surface 34 of the filter screen 3 are located in the opening 141 of the radial water inlet channel 14, and the radial opening 31 of the filter screen 3 is also communicated with the opening 141 of the radial water inlet channel 14, so as to communicate the radial water inlet channel 14 with the radial water outlet channel 13 and the axial water outlet channel 12.

As shown in fig. 3-5, the control rod 2 and the filter screen 3 are provided with a protrusion 20 and a slot 30 for preventing mutual rotation, so as to prevent the filter screen 3 from rotating relatively on the filter segment 22 of the control rod 2 when the control rod 2 is twisted.

As shown in fig. 3-5, the filtering section 22 of the control rod 2 is composed of four supporting ribs 29, the cross sections of the four supporting ribs are cross-shaped, a water passing channel 24 is formed between every two adjacent supporting ribs, the water passing channel 24 is communicated with the axial transition hole 25 of the transition section 23 through a communication hole 26, correspondingly, the number of the radial openings 31 of the filter screen sleeve 3 is four, the spacing ribs 39 between every two adjacent radial openings 31 and the supporting ribs 29 of the control rod 2 are arranged in a staggered manner, and the staggered angle is 45 degrees, so that the water flow in the water passing channel 24 is not influenced.

As shown in fig. 3-5, the junction of the bottom section 113 of the lumen 11 and the transition cavity 115 forms a tapered surface 116, and when the control rod 2 is screwed to the bottom in the lumen 11, the inclined end surface 33 of the filter screen 3 forms a sealing fit with the tapered surface 116.

As shown in fig. 3-5, the mounting opening 114 is provided with a decorative cover 117, and the control lever 2 is fixed in the decorative cover 117.

The working principle of the present invention is, as shown in fig. 4 and 5-8, when the control rod 2 is fixed in the lumen 11, the control rod 2 is screwed in the lumen 11 through the screw-thread fit, the inclined end surface 33 of the filter screen sleeve 3 sleeved on the filter section 23 of the control rod 2 is abutted against the flow-limiting head 42 (as shown in fig. 5) in the bottom section 113 extending into the lumen 11, the inclined end surface 3 pushes the flow-limiting core 41 to contract under the action of the spring to keep away from the flow-limiting seal ring 49, the water starts to flow into the water passage 24 from the radial water inlet passage 14, and the radial water outlet passage 13 and the axial water outlet passage 12 flow out, the impurities in the water are blocked by the filter screen 32, as the control rod 2 is screwed in the lumen 11, the distance between the flow-limiting core 41 and the flow-limiting water passage 43 becomes longer, the water passage 43 substantially is flow-limiting, the amount of water flowing into the water passage 24 from the radial water inlet passage, The amount of water flowing out of the axial water outlet passage 12 is increased to regulate and limit the flow of water through the one-way restriction valve 4.

As shown in fig. 4, 5-8, when the control rod 2 is further screwed into the lumen 11 and the inclined end surface 33 of the filter screen 3 is separated from the flow-limiting head 42 of the flow-limiting core 41, the cylindrical surface 34 of the filter screen 3 continues to abut against the flow-limiting head 42 of the flow-limiting core 41 (as shown in fig. 6), and at this time, the water flow rate through the flow-limiting water passage 43 reaches the maximum, the water flow rate from the radial water inlet passage 14 into the water passage 24 is the maximum, and the water flow rate from the radial water outlet passage 13 and the axial water outlet passage 12 is the maximum.

As shown in fig. 4 and 5-8, when the control rod 2 starts to be screwed out from the tube cavity 1, and reaches the cylindrical surface 34 and the inclined end surface 33 of the filter screen sleeve 3 on the filter section 23 and starts to be separated from the flow limiting head 42 of the flow limiting core 41, the flow limiting head 42 loses the abutting effect, the flow limiting core 41 extends to approach the flow limiting water through opening 43 under the action of the spring 44 until the flow limiting core 41 is in sealing fit with the flow limiting sealing ring 49 again to completely close the flow limiting water through opening 43, so that the one-way flow limiting valve 4 is closed (as shown in fig. 7 and 8), and the radial water inlet channel 14 is blocked from the water through channel 24.

As shown in fig. 4 and 9, when the impurities on the filter screen 32 need to be cleaned, the control rod 2 is pulled out from the lumen 11, and after the filter screen 32 is cleaned, the control rod 2 is installed in the lumen 11 again from the installation port 114.

As shown in fig. 2, 4 and 10, the body 1 is respectively provided with a radial water inlet channel 14, an axial water outlet channel 12 and at least one radial water outlet channel 13, the length of the water outlet channel setting section 112 of the tube cavity 11 is extended according to the actual requirement of the product, and more radial water outlet channels 13 can be arranged (the body 1 shown in fig. 10 has one more radial water outlet channel 13 than the body 1 shown in fig. 2).

The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present application, and all equivalent changes made according to the design key of the present application fall within the protection scope of the present application.

Claims

1. A purifying and filtering angle valve with one water inlet and multiple water outlets comprises a body, a control rod, a filter screen sleeve provided with a filter screen, and a one-way flow limiting valve for controlling the size of a water through opening of the flow limiting valve through a telescopic flow limiting core, and is characterized in that the body axially forms a tube cavity and an axial water outlet channel which are communicated with each other, the tube cavity is provided with at least one radial water outlet channel and at least one radial water inlet channel, the one-way flow limiting valve is arranged in the radial water inlet channel, the control rod is sleeved with the filter screen sleeve, the control rod forms a water channel and an axial transition hole communicated with the water channel, the filter screen sleeve is provided with a radial opening communicated with the water channel, the filter screen is arranged at the radial opening, the end part of the filter screen sleeve forms an inclined end surface and a cylindrical surface connected with the inclined end surface, the control rod is inserted into the tube cavity through a mounting port, the radial water inlet channel, the radial water outlet channel and the axial water outlet channel are communicated through the radial opening by the filter screen sleeve, the control rod is screwed in or out of the pipe cavity in a threaded fit mode, the inclined end face and the cylindrical surface of the filter screen sleeve push against the flow limiting head of the flow limiting core of the one-way flow limiting valve, the flow limiting head is pushed to stretch out and draw back, and the size of a flow limiting water port of the one-way flow limiting valve is controlled.

2. The purifying and filtering angle valve with one inlet and multiple outlets as claimed in claim 1, wherein the tube cavity is axially divided into an installation section, an outlet channel installation section and a bottom section in sequence, the installation section of the tube cavity forms an installation opening, the outlet channel installation section of the tube cavity is provided with at least one radial outlet channel, the bottom section of the tube cavity axially extends to form a transition cavity, the transition cavity connects the tube cavity with the axial outlet channel, a side arm at the bottom section of the tube cavity forms a radial inlet channel communicated with the tube cavity, a one-way flow limiting valve is arranged in the radial inlet channel, a flow limiting head of the flow limiting core extends into the bottom section of the tube cavity, the control rod axially forms an installation section, a filtering section and a transition section corresponding to the tube cavity, a filter screen sleeve with the same diameter as the tube cavity is sleeved on the filtering section of the control rod, a water outlet channel is formed on the filtering section of the control rod, and an axial transition hole communicated with the water outlet channel is formed on the transition, when the control rod is inserted into the tube cavity through the mounting port and fixed in the tube cavity through threaded fit, liquid sealing fit is formed between the mounting section of the control rod and the mounting section of the tube cavity, liquid sealing fit is formed between the transition section of the control rod and the transition cavity of the tube cavity, the axial transition hole of the transition section is communicated with the axial water outlet channel, and the radial water inlet channel, the radial water outlet channel and the axial water outlet channel are communicated through the radial opening by the filter screen sleeve.

3. The purifying and filtering angle valve with one water inlet and multiple water outlets as claimed in claim 1, wherein the one-way flow limiting valve is composed of a flow limiting body, a flow limiting core, a flow limiting upper cover and a spring; the flow limiting body and the flow limiting upper cover are buckled together to form an accommodating cavity for accommodating the flow limiting core and the spring, water through openings are formed in the flow limiting body and the flow limiting upper cover, a flow limiting sealing ring is further arranged in the accommodating cavity and located at the flow limiting water through opening of the flow limiting body, the flow limiting core is provided with a flow limiting head and a guide pillar, the flow limiting head faces the water through openings of the flow limiting body and penetrates out of the radial water inlet channel to extend into the pipe cavity, and the spring is sleeved on the guide pillar, and two ends of the spring are respectively abutted against the flow limiting head and the flow limiting upper cover.

4. The purifying and filtering angle valve with multiple water inlets and multiple water outlets as claimed in claim 3, wherein the flow-limiting upper cover extends into the accommodating cavity to form a hollow tube, the guide post of the flow-limiting core is inserted into the hollow tube, and the spring is sleeved on the hollow tube.

5. The purifying and filtering angle valve for multiple water inlets and outlets of claim 1, wherein when the control rod is fixed in the pipe cavity, the cylindrical surface of the filter screen sleeve is in sealing fit with the inner wall of the pipe cavity beyond the opening of the radial water outlet channel, the inclined end surface and the cylindrical surface of the filter screen sleeve are positioned in the opening of the radial water inlet channel, and the radial opening of the filter screen sleeve is also communicated with the opening of the radial water inlet channel, thereby communicating the radial water inlet channel with the radial water outlet channel and the axial water outlet channel.

6. The purifying and filtering angle valve with multiple water inlets and multiple water outlets as claimed in claim 1, wherein a protruding point and a clamping groove which are prevented from rotating mutually are arranged between the control rod and the filter screen sleeve.

7. The purifying and filtering angle valve with one water inlet and multiple water outlets as claimed in claim 1, wherein the filtering section of the control rod is composed of four supporting ribs, the cross section of each supporting rib is cross-shaped, a water passage is formed between every two adjacent supporting ribs, and the water passage is communicated with the axial transition hole of the transition section through a communication hole.

8. The purifying and filtering angle valve with one water inlet and multiple water outlets as claimed in claim 7, wherein the number of the radial openings of the filtering net cover is four, and the spacing ribs between every two adjacent radial openings are staggered with the supporting ribs of the control rod.

9. The purifying and filtering angle valve with one inlet and multiple outlets as claimed in claim 1, wherein the connection between the bottom section of the pipe cavity and the transition cavity forms a conical surface, and when the control rod is screwed to the bottom in the pipe cavity, the inclined end surface of the filter screen sleeve forms a liquid-tight fit with the conical surface.

10. The purifying and filtering angle valve with multiple water inlets and multiple water outlets as claimed in claim 1, wherein the mounting opening is provided with a decorative cover, and the control rod is fixed in the decorative cover.