CN219119859U

CN219119859U - Automatic switching valve for gas circuit switching

Info

Publication number: CN219119859U
Application number: CN202320210424.5U
Authority: CN
Inventors: 段伟峰
Original assignee: Prester Fluid Technology Shenzhen Co ltd
Current assignee: Prester Fluid Technology Shenzhen Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-06-02
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to the technical field of switching valves and discloses an automatic switching valve for gas circuit switching, which comprises a flow dividing valve pipe and a main flow valve pipe, wherein the main flow valve pipe is integrally formed on the side wall of the flow dividing valve pipe and is communicated with a drainage valve pipe, and a connecting through pipe is arranged in the inner cavity of the flow dividing valve pipe; through the cooperation between disk seat, valve rod, mainstream dog, reposition of redundant personnel dog, spring, the baffle, when reposition of redundant personnel dog one end valve is closed, rivers flow through the water pipe spare of mainstream dog one end, when reposition of redundant personnel pipe spare is opened, rivers flow velocity of water between reposition of redundant personnel dog and mainstream dog is different to form the water pressure difference in connecting the siphunculus, make the reposition of redundant personnel dog of valve rod one end keep away from the disk seat, and the mainstream dog can seal the limbers under the effect of water pressure difference, has realized automatic switch-over rivers direction according to reposition of redundant personnel valve pipe both ends valve opening and shutting, and simple structure, convenient to use, and the circulation is great.

Description

Automatic switching valve for gas circuit switching

Technical Field

The utility model relates to the technical field of switching valves, in particular to an automatic switching valve for switching gas paths.

Background

The bathroom water equipment can be additionally provided with a spray gun or a handheld shower on the original function, so that a branch waterway is required to be arranged. For convenience in control, a switch for controlling the disconnection of the spray gun or the handheld shower water flow is often directly arranged on the spray gun or the handheld shower, for example, the spray gun is added on a water closet angle valve, the handheld shower is added on the basis of shower top spraying, and the like. In the use process, in order to ensure the water flow of the spray gun or the shower head, the water flow of the other waterway needs to be cut off, so that the existing bathroom equipment with the spray gun or the shower head is provided with a switching valve;

in the prior art, publication No.: the Chinese summary of CN201661725U discloses a key-type semiautomatic switching valve, which comprises: the valve body forms a water passing cavity communicated with an external water source, and the water passing cavity is provided with two water dividing ports to form two water outlet waterways; a button combined with a spring is arranged at one end of the valve body; the switching rod is arranged in the valve body, one end of the switching rod is connected with the button, the water stopping end with a larger end face is arranged in the water passing cavity of the valve body, the switching rod is driven to move left and right under the action of the button and the spring and correspondingly switches and plugs the two water distributing openings, the switching rod is driven to move by pressing the button, the switching is realized, the operation is very convenient, and after the water source is closed, the switching rod can automatically return to an initial state under the action of the compression spring.

Although the switching valve in the above technical scheme can realize the function of switching the water flow direction, the switching valve still needs to be manually operated in the use process, and is inconvenient to use, so that we need to propose an automatic switching valve for switching the air path.

Disclosure of Invention

The utility model aims to provide an automatic switching valve for switching an air path, which can automatically switch the water outlet direction according to the switching state of a water outlet of a branch, has a simple structure, smoother water flow and larger water flow, and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic switching valve for gas circuit switching, includes flow divider pipe and main flow valve pipe, main flow valve pipe integrated into one piece sets up the lateral wall at the flow divider pipe, and the flow divider pipe is linked together with the flow divider pipe, the inner chamber of flow divider pipe is provided with the connection siphunculus, and the both ends of connection siphunculus all weld the disk seat, the connection siphunculus inner chamber is provided with the valve rod, and the both ends of valve rod run through two sets of disk seats respectively and peg graft there are main flow dog and reposition of redundant personnel dog, and the internal diameter of reposition of redundant personnel dog is greater than the internal diameter of main flow dog, two sets of the limbers have all been seted up to the opposite one side of disk seat, and the inner wall integrated into one piece of limbers has three sets of first stoppers, and three sets of first stoppers are equiangular setting, and three sets of first stoppers all are greater than the internal diameter of limbers with valve rod sliding connection, the one side welding of the disk seat that the flow divider pipe inner chamber is close to main delivery port one end has the water pipe spare, and the water pipe spare inner wall is provided with the spring, the main flow dog sets up in the spring.

Preferably, the inner wall of the diverter valve pipe is welded with four groups of positioning rings and water guide rings, each two groups of positioning rings are respectively arranged on two sides of the two groups of valve seats, and the water guide rings are arranged at one end, close to the diverter water outlet, of the inner cavity of the diverter valve pipe.

Preferably, positioning blocks are arranged on the side walls of two ends of the valve rod, nuts are connected with one end of the valve rod, which is provided with a diversion stop block, in a threaded manner, and the main flow stop block and the diversion stop block are respectively arranged on opposite sides of the two groups of valve seats.

Preferably, the water pipe piece includes reposition of redundant personnel pipeline and enhancement pipe, and reposition of redundant personnel pipeline welding is in the one end of strengthening the pipe, multiunit apopore and the inner wall welding of reposition of redundant personnel pipe have multiunit guide block in the outer wall of reposition of redundant personnel pipeline, the outer wall welding of strengthening the pipe has multiunit second stopper.

Preferably, a baffle is adhered to one side of the main flow stop block, the side walls of the baffle are in sliding connection with a plurality of groups of guide blocks, the guide blocks are arranged in a circular array, the water outlets are arranged in a circular array, and the water outlets are arranged in a staggered manner with the guide blocks.

Preferably, the two ends of the diverter valve pipe are provided with second connecting flanges in an integrated manner, the upper end of the main flow valve pipe is provided with a first connecting flange in an integrated manner, the upper end of the inner wall of the main flow valve pipe is provided with internal threads, the side wall of the connecting through pipe is provided with a plurality of groups of diversion holes, and the plurality of groups of diversion holes are arranged in a circular array.

Preferably, the cross section of reposition of redundant personnel dog is trapezoidal setting, and the external diameter of reposition of redundant personnel dog is the same with the internal diameter of water guide ring, and the inner wall both ends of aqueduct are provided with the chamfer, multiunit the second stopper all contradicts with the inner wall of shunt valve pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the valve seat, the valve rod, the main flow stop block, the split flow stop block, the spring and the baffle are matched, when the valve at one end of the split flow stop block is closed, water flows out through the water pipe at one end of the main flow stop block, and when the split flow pipe is opened, the flow speed of the water flow between the split flow stop block and the main flow stop block is different, so that water pressure difference is formed in the connecting through pipe, the split flow stop block at one end of the valve rod is far away from the valve seat, the main flow stop block can seal the water through hole under the action of the water pressure difference, the automatic water flow direction switching is realized according to the opening and closing of the valves at the two ends of the split flow valve pipe, the structure is simple, the use is convenient, and the flow quantity is large.

Drawings

FIG. 1 is a schematic diagram of a switching valve body according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a switching valve according to the present utility model;

FIG. 3 is a schematic view of a valve plate according to the present utility model;

FIG. 4 is a schematic view of a valve stem according to the present utility model;

FIG. 5 is a schematic view of the structure of the water pipe according to the present utility model.

In the figure: 1. a diverter valve tube; 2. a main flow valve tube; 3. a first connection flange; 4. a second connection flange; 5. connecting a through pipe; 51. drainage holes; 6. a valve seat; 61. a water through hole; 62. a first limiting block; 7. a valve stem; 71. a positioning block; 8. a shunt stop; 9. a water pipe fitting; 91. a shunt pipeline; 92. a reinforcing tube; 93. a water outlet hole; 94. a guide block; 95. a second limiting block; 10. a baffle; 11. a main flow stop; 12. a spring; 13. a nut; 14. a water guide ring; 15. and a positioning ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an automatic switching valve for gas circuit switching, including shunt valve pipe 1 and mainstream valve pipe 2, mainstream valve pipe 2 integrated into one piece sets up the lateral wall at shunt valve pipe 1, and shunt valve pipe 1 is linked together with the drainage valve pipe, the inner chamber of shunt valve pipe 1 is provided with connecting through pipe 5, and the both ends of connecting through pipe 5 all weld disk seat 6, connecting through pipe 5 inner chamber is provided with valve rod 7, and two sets of disk seats 6 are pegged graft respectively and have mainstream dog 11 and shunt dog 8, and the internal diameter of shunt dog 8 is greater than the internal diameter of mainstream dog 11, the through-hole 61 has all been seted up to two sets of disk seats 6's opposite one side, and the internal wall integrated into one piece of through-hole 61 has three first stopper 62, and three first stopper 62 of group are equiangular setting, and three first stopper 62 of group all with valve rod 7 sliding connection, the internal diameter of mainstream dog 11 and shunt dog 8 all is greater than the internal diameter of through-hole 61, the one side welding of disk seat 6 that the inner chamber of shunt valve pipe 1 is close to main one end has water pipe 9, and water pipe 9 inner wall is provided with spring 12, mainstream dog 11 sets up in spring 12.

When the valve is used, water flows into the flow dividing valve pipe 1 through the main flow valve pipe 2, one end valve of the flow dividing stop block 8 of the flow dividing valve pipe 1 is closed, one end valve of the main flow stop block 11 of the flow dividing valve pipe 1 is opened, under the elastic action of the spring 12, the baffle 10 and the main flow stop block 11 are far away from the water through hole 61 of the valve seat 6, and then water flows into the flow dividing pipeline 91 through the drainage hole 51 of the connecting through pipe 5, when a pipeline needs to be switched, the one end valve of the flow dividing stop block 8 of the flow dividing valve pipe 1 is directly opened, so that the outside is communicated, the water flows to one end of the flow dividing stop block 8, the outer diameter of the flow dividing stop block 8 is larger than the outer diameter of the main flow stop block 11, the water pressure of the outer wall of the main flow stop block 11 is smaller than the water pressure of the outer wall of the flow dividing stop block 8, the water pressure of the water flow dividing stop block 8 is enhanced through cooperation of the water guide ring 14 and the flow dividing stop block 8, the whole valve rod 7 is moved to one end of the flow dividing stop block 8 by utilizing the water pressure difference, and finally the main flow stop block 11 is embedded into the water through hole 61 of the valve seat 6, so that the pipeline is automatically switched.

The inner wall welding of flow divider pipe 1 has four sets of holding rings 15 and water guide ring 14, and every two sets of holding rings 15 set up respectively in the both sides of two sets of disk seats 6, and water guide ring 14 sets up the one end that is close to the reposition of redundant personnel delivery port at flow divider pipe 1 inner chamber, reduces rivers circulation through water guide ring 14 to improve water pressure, realize great water pressure differential, in order to automatic switch over the flow direction, and be applicable to gas and liquid, increased application scope.

The both ends lateral wall of valve rod 7 all is provided with locating piece 71, and the one end threaded connection that valve rod 7 was equipped with reposition of redundant personnel dog 8 has nut 13, and mainstream dog 11 and reposition of redundant personnel dog 8 set up respectively in the opposite one side of two sets of disk seats 6, and it is spacing to mainstream dog 11 and reposition of redundant personnel dog 8 through locating piece 71, prevents that the position from taking place the skew, reduces the influence to the gas circuit switching, improves life.

The water pipe 9 comprises a diversion pipeline 91 and a reinforcing pipe 92, the diversion pipeline 91 is welded at one end of the reinforcing pipe 92, a plurality of groups of water outlet holes 93 are formed in the outer wall of the diversion pipeline 91, a plurality of groups of guide blocks 94 are welded on the inner wall of the diversion conduit, a plurality of groups of second limiting blocks 95 are welded on the outer wall of the reinforcing pipe 92, the water yield is improved through the plurality of groups of guide blocks 94 on the inner wall of the diversion pipeline 91 and the water outlet holes 93, and the stability of the water pipe 9 is improved through the plurality of groups of second limiting blocks 95.

One side of the main flow stop block 11 is adhered with a baffle plate 10, the side wall of the baffle plate 10 is in sliding connection with a plurality of groups of guide blocks 94, the plurality of groups of guide blocks 94 are arranged in a circular array, a plurality of groups of water outlet holes 93 are arranged in a circular array, the plurality of groups of water outlet holes 93 and the plurality of groups of guide blocks 94 are arranged in a staggered manner, the plurality of groups of water outlet holes 93 and the plurality of groups of guide blocks 94 are not mutually influenced, the water flow is improved, the structure is stable, and the service life is long.

The equal integrated into one piece in both ends of shunt valve pipe 1 has second flange 4, and the upper end integrated into one piece of mainstream valve pipe 2 has first flange 3, and the internal thread has been seted up to the upper end of mainstream valve pipe 2 inner wall, and multiunit drainage hole 51 has been seted up to the lateral wall of connecting siphunculus 5, and multiunit drainage hole 51 is circular array setting, the dismouting of switching valve is convenient for through first flange 3 and second flange 4, and mainstream valve pipe 2 has multiple connected mode simultaneously, is convenient for be connected to different pipelines.

The cross section of reposition of redundant personnel dog 8 personally submits trapezoidal setting, and the external diameter of reposition of redundant personnel dog 8 is the same with the internal diameter of water guide ring 14, and the inner wall both ends of aqueduct are provided with the chamfer, and multiunit second stopper 95 all contradicts with the inner wall of shunt valve pipe 1, and reposition of redundant personnel dog 8 and aqueduct are to rivers drainage to increased the water pressure of reposition of redundant personnel dog 8 lateral wall rivers, thereby realized automatic switch over rivers direction through the water pressure difference.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic switching valve for gas circuit switching, includes shunt valve pipe (1) and mainstream valve pipe (2), its characterized in that: the utility model discloses a valve structure, which is characterized in that a main flow valve pipe (2) is integrally formed on the side wall of a flow dividing valve pipe (1), the flow dividing valve pipe (1) is communicated with a drainage valve pipe, a connecting through pipe (5) is arranged in the inner cavity of the flow dividing valve pipe (1), valve seats (6) are welded at the two ends of the connecting through pipe (5), a valve rod (7) is arranged in the inner cavity of the connecting through pipe (5), two groups of valve seats (6) are respectively inserted with a main flow stop block (11) and a flow dividing stop block (8) at the two ends of the valve rod (7), the inner diameter of the flow dividing stop block (8) is larger than the inner diameter of the main flow stop block (11), water through holes (61) are formed at the opposite sides of the two groups of the valve seats (6), and inner wall integrated into one piece of limber hole (61) has three first stopper (62) of group, and three first stopper (62) of group are equiangular setting, and three first stopper (62) of group all with valve rod (7) sliding connection, the internal diameter of mainstream dog (11) and reposition of redundant personnel dog (8) all is greater than the internal diameter of limber hole (61), one side welding that valve seat (6) that reposition of redundant personnel valve pipe (1) inner chamber is close to main delivery port one end has water pipe fitting (9), and water pipe fitting (9) inner wall is provided with spring (12), mainstream dog (11) set up in spring (12).

2. The automatic switching valve for switching gas paths according to claim 1, wherein: the inner wall welding of shunt valve pipe (1) has four sets of holding rings (15) and water guide ring (14), and every two sets of holding rings (15) set up respectively in the both sides of two sets of disk seats (6), water guide ring (14) set up the one end that is close to the reposition of redundant personnel delivery port in shunt valve pipe (1) inner chamber.

3. The automatic switching valve for switching gas paths according to claim 1, wherein: the valve rod is characterized in that positioning blocks (71) are arranged on the side walls of two ends of the valve rod (7), nuts (13) are connected with one ends of the valve rod (7) provided with the diversion stop blocks (8) in a threaded mode, and the main flow stop blocks (11) and the diversion stop blocks (8) are respectively arranged on one sides, opposite to the two groups of valve seats (6).

4. The automatic switching valve for switching gas paths according to claim 1, wherein: the water pipe fitting (9) comprises a diversion pipeline (91) and a reinforcing pipe (92), the diversion pipeline (91) is welded at one end of the reinforcing pipe (92), a plurality of groups of water outlet holes (93) are formed in the outer wall of the diversion pipeline (91), a plurality of groups of guide blocks (94) are welded on the inner wall of the diversion pipe, and a plurality of groups of second limiting blocks (95) are welded on the outer wall of the reinforcing pipe (92).

5. The automatic switching valve for switching a gas path according to claim 4, wherein: one side of the main flow stop block (11) is adhered with a baffle (10), the side wall of the baffle (10) is in sliding connection with a plurality of groups of guide blocks (94), the guide blocks (94) are arranged in a circular array, the water outlet holes (93) are arranged in a circular array, and the water outlet holes (93) are arranged in a staggered mode with the guide blocks (94).

6. The automatic switching valve for switching gas paths according to claim 1, wherein: the two ends of the flow dividing valve pipe (1) are integrally formed with second connecting flanges (4), the upper end of the main flow valve pipe (2) is integrally formed with a first connecting flange (3), the upper end of the inner wall of the main flow valve pipe (2) is provided with internal threads, the side wall of the connecting through pipe (5) is provided with a plurality of groups of drainage holes (51), and the plurality of groups of drainage holes (51) are arranged in a circular array.

7. The automatic switching valve for switching a gas path according to claim 4, wherein: the cross section of reposition of redundant personnel dog (8) is trapezoidal setting, and the external diameter of reposition of redundant personnel dog (8) is the same with the internal diameter of water guide ring (14), and the inner wall both ends of water guide ring (14) are provided with the chamfer, multiunit second stopper (95) all contradict with the inner wall of shunt valve pipe (1).