CN220371312U

CN220371312U - Injection valve

Info

Publication number: CN220371312U
Application number: CN202322007273.6U
Authority: CN
Inventors: 高永权; 王家彩; 付彦菡
Original assignee: Zephyr Intelligent System Shanghai Co Ltd
Current assignee: Zephyr Intelligent System Shanghai Co Ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-01-23
Anticipated expiration: 2033-07-28

Abstract

The utility model relates to the technical field of spraying devices, and particularly discloses an injection valve, which comprises a valve body and a flow divider, wherein a containing hole is formed in the valve body, a linear notch is formed in the valve body, and the linear notch is communicated with one end of the containing hole; a diversion hole is formed in the shunt, one end of the shunt is provided with a plurality of diversion holes, and the diversion holes are communicated with the diversion holes; the shunt is detachably arranged in the accommodating hole, the shunt is abutted with the inner wall of the accommodating hole, and the plurality of shunt holes are opposite to the linear notch. When the jet valve is used for a long time and the flow dividing hole is blocked, the flow divider is taken out of the accommodating hole, so that the flow dividing hole can be dredged, and the jet valve is efficient and convenient.

Description

Injection valve

Technical Field

The utility model relates to the technical field of spraying devices, in particular to an injection valve.

Background

In the conventional injection valve, the shape of the sprayed medicine is conical, and because the sectional area is too large, when the medicine needs to be sprayed into a narrow gap, most of the sprayed medicine cannot pass through the gap, and even spraying cannot be performed on the gap.

To solve this problem, the earlier patent cn202120366136.X discloses a rewet device of a paper guiding system, which discloses an injection valve, a fan-shaped nozzle is provided, a plurality of nozzles communicated with a compression cavity are distributed at the end of the nozzle, two sides of the nozzle are provided with injection baffles, the injection holes are positioned between the injection baffles, the injection valve injects a medicament in a fan shape, the injection section is thinner, and the medicament can pass through a narrower gap; the angle of the injection is relatively large, and uniform injection of the gap can be realized.

However, since one end of the nozzle is disposed between the injection baffles and the other end is located inside the injection valve, it is difficult to quickly unblock the nozzle when the nozzle is blocked.

Therefore, there is a need for an injection valve to solve the above problems.

Disclosure of Invention

The utility model aims at: the injection valve is provided to solve the problem that in the related art, since one end of the injection hole is arranged between the injection baffles and the other end of the injection hole is positioned in the injection valve, when the injection hole is blocked, the injection hole is difficult to quickly dredge.

The present utility model provides an injection valve comprising:

the valve body is internally provided with a containing hole, a linear notch is arranged on the valve body, and the linear notch is communicated with one end of the containing hole;

the flow divider is internally provided with a diversion hole, one end of the flow divider is provided with a plurality of diversion holes, and the diversion holes are communicated with the diversion holes;

the shunt is detachably arranged in the accommodating hole, the shunt is abutted to the inner wall of the accommodating hole, and the shunt holes are opposite to the linear notch.

As the preferred technical scheme of injection valve, the shunt includes spacing pipe and shunt tubes, the shunt tubes with the shunt tubes stretches into in proper order the holding hole in the one end of shunt tubes, the guiding hole link up spacing pipe with the shunt tubes, spacing pipe with the valve body can dismantle the connection.

As the preferable technical scheme of injection valve, the inner wall of holding the hole is provided with the internal thread along its axis, the perisporium of spacing pipe is provided with the external screw thread, spacing pipe with the valve body spiro union.

As a preferable technical scheme of the injection valve, the diverter further comprises a filter screen, wherein the filter screen is arranged in the accommodating hole and is used for filtering the liquid passing through the diversion hole.

As the preferable technical scheme of the injection valve, the filter screen is arranged between the shunt pipe and the limiting pipe.

As the preferable technical scheme of the injection valve, one of the shunt tube and the inner wall of the accommodating hole is provided with a limiting protrusion, and the other is provided with a limiting groove, and the limiting protrusion is inserted into the limiting groove along the axial direction of the accommodating hole.

As the preferable technical scheme of the injection valve, the diversion holes in the shunt tubes are arranged in a step manner from the direction from the position close to the position limit tube to the direction far away from the position limit tube, and the aperture of the diversion holes is gradually reduced.

As the preferable technical scheme of the injection valve, the diversion holes in the limiting pipe are arranged in a step manner from the direction away from the diversion pipe to the direction close to the diversion pipe, and the aperture of the diversion holes is gradually reduced.

As the preferable technical scheme of the injection valve, the aperture of the shunt tube close to the filter screen end is larger than the aperture of the limiting tube close to the filter screen end.

As a preferable technical scheme of the injection valve, a plurality of the diversion holes are arranged in a fan-shaped mode at intervals.

The beneficial effects of the utility model are as follows:

the utility model provides an injection valve, which comprises a valve body and a flow divider, wherein a containing hole is formed in the valve body, a linear notch is formed in the valve body, and the linear notch is communicated with one end of the containing hole; a diversion hole is formed in the shunt, one end of the shunt is provided with a plurality of diversion holes, and the diversion holes are communicated with the diversion holes; the shunt is detachably arranged in the accommodating hole, the shunt is abutted with the inner wall of the accommodating hole, and the plurality of shunt holes are opposite to the linear notch. After the pressure solution enters the accommodating hole from the other end of the accommodating hole, the pressure solution enters the diversion hole and is sprayed out from the plurality of diversion holes, and meanwhile, the sprayed solution forms fan-shaped spray under the action of the linear notch, and the section of the fan-shaped spray is thinner and can pass through a narrower clearance space; the injection angle is relatively large, and the injection range is large; the sprayed medicament has good atomization effect. When the jet valve is used for a long time and the flow dividing hole is blocked, the flow divider is taken out of the accommodating hole, so that the flow dividing hole can be dredged, and the jet valve is efficient and convenient.

Drawings

FIG. 1 is a schematic diagram of an injection valve according to an embodiment of the present utility model;

FIG. 2 is an exploded view of an injection valve according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a second embodiment of an injection valve;

FIG. 4 is a cross-sectional view at A-A in FIG. 3;

fig. 5 is a partial enlarged view at a in fig. 4.

In the figure:

1. a valve body; 11. a receiving hole; 12. a straight line notch; 13. a limit groove;

2. a shunt; 21. a deflector aperture; 22. a diversion aperture; 23. a limiting tube; 24. a shunt; 241. a limit protrusion; 25. and (3) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 5, the present embodiment provides an injection valve, which includes a valve body 1 and a flow divider 2, wherein a receiving hole 11 is provided in the valve body 1, a linear notch 12 is provided on the valve body 1, and the linear notch 12 is communicated with one end of the receiving hole 11; a deflector hole 21 is arranged in the flow divider 2, a plurality of deflector holes 22 are arranged at one end of the flow divider 2, and the deflector holes 21 are communicated with the deflector holes 22; the shunt 2 is detachably arranged in the accommodating hole 11, the shunt 2 is abutted against the inner wall of the accommodating hole 11, and the plurality of shunt holes 22 are opposite to the linear notch 12. After the pressure solution enters the accommodating hole 11 from the other end of the accommodating hole 11, the pressure solution enters the diversion hole 21 and is sprayed out from the plurality of diversion holes 22, and meanwhile, the sprayed solution forms fan-shaped spray under the action of the linear notch 12, and the cross section of the fan-shaped spray is thinner and can pass through a narrower clearance space; the injection angle is relatively large, and the injection range is large; the sprayed medicament has good atomization effect. When the jet valve is used for a long time and the flow dividing hole 22 is blocked, the flow dividing hole 22 can be dredged only by taking the flow divider 2 out of the accommodating hole 11, so that the jet valve is efficient and convenient.

Optionally, the diverter 2 includes a limiting pipe 23 and a diverter pipe 24, the diverter hole 22 is arranged at one end of the diverter pipe 24, the diverter pipe 24 and the limiting pipe 23 sequentially extend into the accommodating hole 11, the diverter hole 21 penetrates through the limiting pipe 23 and the diverter pipe 24, and the limiting pipe 23 is detachably connected with the valve body 1. In this embodiment, the shunt tube 24 and the limiting tube 23 sequentially extend into the accommodating hole 11, the limiting tube 23 and the valve body 1 are relatively fixed, and then the limiting tube 23 presses the shunt tube 24 against the inner wall of the accommodating hole 11. The pressurized solution passes through the spacing tube 23 and the shunt tube 24 in sequence.

Optionally, the inner wall of the accommodating hole 11 is provided with an internal thread along its axis, the peripheral wall of the limiting tube 23 is provided with an external thread, and the limiting tube 23 is screwed with the valve body 1. In this embodiment, the internal thread and the external thread are screwed together, so that the relative fixation of the limiting pipe 23 and the valve body 1 is realized. In other embodiments, a buckle may be provided on one of the limiting pipe 23 and the valve body 1, and a slot may be provided on the other. The clamping hook is clamped with the clamping groove along the axial direction of the accommodating hole 11.

Optionally, the flow divider 2 further comprises a filter screen 25, the filter screen 25 being arranged in the receiving aperture 11 and being adapted to filter the liquid passing through the deflector aperture 21. In this embodiment, the filter screen 25 is used to filter the particulate matter mixed in the solution, so as to prevent the flow dividing hole 22 from being blocked.

Optionally, a filter screen 25 is provided between the shunt 24 and the restrictor 23. The filter screen 25 is arranged between the limiting pipe 23 and the shunt pipe 24, and the limiting pipe 23 is in threaded connection with the valve body 1, so that the limiting pipe 23 and the shunt pipe 24 clamp the filter screen 25. In other embodiments, the filter screen 25 may be fixed in the limiting tube 23 or in the shunt tube 24.

Optionally, one of the shunt tube 24 and the inner wall of the accommodating hole 11 is provided with a limiting protrusion 241, and the other is provided with a limiting groove 13, and the limiting protrusion 241 is inserted into the limiting groove 13 along the axial direction of the accommodating hole 11. In this embodiment, the purpose of the plugging of the limiting protrusion 241 with the limiting groove 13 along the axial direction of the accommodating hole 11 is to prevent the shunt 24 from rotating relative to the valve body 1, so that the flow dividing hole 22 is not opposite to the linear notch 12. Specifically, the limiting protrusions 241 are provided with two limiting grooves which are fixedly arranged on the peripheral wall of the shunt tube 24 at an included angle of 180 degrees, and the two limiting grooves are arranged on the cavity wall of the accommodating cavity and correspond to the two limiting protrusions 241 one by one. This arrangement can promote the stability of the shunt tube 24 and the valve body 1 axially fixed relative to each other around the receiving hole 11.

Alternatively, the diversion holes 21 in the diversion pipe 24 are arranged in a step shape and the aperture gradually decreases from the direction of approaching the limit pipe 23 to the direction of separating from the limit pipe 23. In this embodiment, along with the high-pressure solution flowing from the direction close to the limiting tube 23 to the direction far away from the limiting tube 23, the pressure component to which the high-pressure solution is subjected is lifted, so as to facilitate the atomization effect when the high-pressure solution is sprayed out from the flow dividing hole 22.

Alternatively, the diversion holes 21 in the limiting pipe 23 are arranged in a step shape and the aperture gradually decreases from the direction from the shunt pipe 24 to the direction from the shunt pipe 24. In this embodiment, along with the high-pressure solution flowing from the direction away from the shunt tube 24 to the direction close to the shunt tube 24, the pressure component to which the high-pressure solution is subjected is lifted by the above arrangement, so as to be beneficial to the atomization effect when the high-pressure solution is sprayed out from the shunt hole 22.

Optionally, the aperture of the shunt tube 24 near the end of the filter screen 25 is larger than the aperture of the limiting tube 23 near the end of the filter screen 25. In this embodiment, the above arrangement can increase the efficiency of the high-pressure solution passing through the filter screen 25.

Optionally, the plurality of diversion holes 22 are spaced apart and arranged in a fan shape. In this embodiment, the angle of the forming sector can be adjusted according to the actual spraying area. Specifically, the number of the diversion holes 22 is 5, the 5 diversion holes 22 are arranged at intervals and form a sector with an included angle of 180 degrees, and then the sprayed atomized solution is in a sector with an included angle of 180 degrees.

Alternatively, the diameter of the diverter aperture 22 is between 0.4mm and 1.2 mm.

Alternatively, the high pressure solution is sprayed at a pressure between 0.5Mpa and 4Mpa, which facilitates better atomization of the high pressure solution.

Alternatively, depending on the agent, the valve body 1 and the flow divider 2 may be selected from different materials to prevent corrosion or damage of the injection valve by the agent. Specifically, the injection valve may be made of plastic, stainless steel, pure copper, or the like.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Injection valve, characterized in that it comprises:

the valve comprises a valve body (1), wherein a containing hole (11) is formed in the valve body (1), a linear notch (12) is formed in the valve body (1), and the linear notch (12) is communicated with one end of the containing hole (11);

the flow divider (2), a diversion hole (21) is arranged in the flow divider (2), a plurality of diversion holes (22) are formed in one end of the flow divider (2), and the diversion holes (22) are communicated with the diversion hole (21);

the diverter (2) is detachably arranged in the accommodating hole (11), the diverter (2) is abutted with the inner wall of the accommodating hole (11), and a plurality of diverter holes (22) are opposite to the linear notch (12).

2. Injection valve according to claim 1, characterized in that the diverter (2) comprises a limiting tube (23) and a diverter tube (24), the diverter hole (22) is arranged at one end of the diverter tube (24), the diverter tube (24) and the limiting tube (23) sequentially extend into the accommodating hole (11), the diverter hole (21) penetrates through the limiting tube (23) and the diverter tube (24), and the limiting tube (23) is detachably connected with the valve body (1).

3. Injection valve according to claim 2, characterized in that the inner wall of the receiving hole (11) is provided with an internal thread along its axis, the peripheral wall of the limiting tube (23) is provided with an external thread, and the limiting tube (23) is screwed with the valve body (1).

4. Injection valve according to claim 2, characterized in that the flow divider (2) further comprises a filter screen (25), which filter screen (25) is arranged in the receiving bore (11) and is adapted to filter the liquid passing through the flow guiding bore (21).

5. Injection valve according to claim 4, characterized in that the filter screen (25) is arranged between the shunt tube (24) and the limit tube (23).

6. Injection valve according to claim 2, characterized in that one of the shunt tube (24) and the inner wall of the receiving hole (11) is provided with a limit projection (241), the other is provided with a limit groove (13), and the limit projection (241) is inserted into the limit groove (13) along the axial direction of the receiving hole (11).

7. Injection valve according to claim 4, characterized in that the flow guiding holes (21) in the shunt tube (24) are arranged in steps and gradually decrease in diameter from the direction closer to the limit tube (23) to the direction farther from the limit tube (23).

8. Injection valve according to claim 7, characterized in that the pilot holes (21) in the limiting tube (23) are arranged in steps and gradually decreasing in diameter from the direction away from the shunt tube (24) to the direction closer to the shunt tube (24).

9. Injection valve according to claim 8, characterized in that the aperture of the shunt tube (24) near the end of the filter screen (25) is larger than the aperture of the limiting tube (23) near the end of the filter screen (25).

10. Injection valve according to any one of claims 1-9, characterized in that a plurality of said flow dividing holes (22) are spaced apart and arranged in a fan shape.