CN219580833U - Wear-resistant rubber nozzle with check ball - Google Patents

Abstract

The utility model relates to the technical field of rubber nozzles, and provides a wear-resistant rubber nozzle with a check ball, which comprises: the anti-abrasion nozzle comprises a nozzle shell, wherein an anti-return ball is arranged in the nozzle shell, the diameter of the anti-return ball is between the diameters of the top and the bottom of the nozzle shell, a gland is arranged at the top end of the nozzle shell, abrasion-resistant rubber is clamped between the gland and the nozzle shell, the abrasion-resistant rubber comprises a rubber pad and small medicine adding holes, the small medicine adding holes are formed in the rubber pad, a filter screen is fixedly connected to the inner wall of the nozzle shell, and the filter screen is positioned between the anti-return ball and the abrasion-resistant rubber. The wear-resistant rubber nozzle with the check ball prevents tiny stones in the backward mud water from entering the nozzle to cause blockage by arranging the filter screen; in addition, through the apron tightening fixed wear-resisting rubber, offered a plurality of dosing apertures on the wear-resisting rubber, the resilience performance of wear-resisting rubber also can guarantee the self sealss of dosing aperture, can avoid the nozzle scale deposit.

Description

Wear-resistant rubber nozzle with check ball

Technical Field

The utility model relates to the technical field of rubber nozzles, in particular to a wear-resistant rubber nozzle with a check ball.

Background

The nozzle is a key component in various spraying, atomizing, oil spraying, sand blasting, spraying and other equipment, plays an important role, has very wide application in industry, is made of stainless steel, plastic, silicon carbide, polytetrafluoroethylene, PP (engineering plastic), aluminum alloy, tungsten steel and the like, and is generally used in various industries such as automobiles, electroplating, surface treatment, high-pressure cleaning, dust removal, cooling, desulfurization, humidification, stirring, gardens and the like. In the use of the nozzle, equipment can walk in mud, the mud adheres to the outer wall of the equipment and has larger adhesive force, so that the equipment is difficult to move, a spray head is usually additionally arranged on the outer wall of the equipment, and the mud is diluted by taking water as a medium, so that the adhesive force of the mud is reduced.

However, when the existing nozzle is not practical, the medium is easy to flow backwards into the nozzle, scale is formed at the nozzle opening, and even other impurities in the medium enter the nozzle pipeline to block the nozzle, so that the function of the nozzle is affected.

Disclosure of Invention

The utility model provides a wear-resistant rubber nozzle with a check ball, and aims to solve the existing problems.

The utility model is realized by a wear-resistant rubber nozzle with a check ball, comprising: the anti-abrasion nozzle comprises a nozzle shell, wherein an anti-return ball is arranged in the nozzle shell, the diameter of the anti-return ball is between the diameters of the top and the bottom of the nozzle shell, a gland is arranged at the top end of the nozzle shell, abrasion-resistant rubber is clamped between the gland and the nozzle shell, the abrasion-resistant rubber comprises a rubber pad and small medicine adding holes, the small medicine adding holes are formed in the rubber pad, a filter screen is fixedly connected to the inner wall of the nozzle shell, and the filter screen is positioned between the anti-return ball and the abrasion-resistant rubber.

Preferably, the nozzle shell comprises a medicine inlet end, a nozzle neck and a medicine outlet end, the medicine inlet end and the medicine outlet end are cylindrical, threads are arranged on the inner wall of the medicine inlet end, the cross-sectional area of the medicine inlet end is smaller than that of the medicine outlet end, the nozzle neck is a cylinder with different thicknesses at two ends, the cross-sectional area of one end of the nozzle neck is identical to that of the medicine inlet end and fixedly connected with the top of the medicine inlet end, and the cross-sectional area of the other end of the nozzle neck is identical to that of the medicine outlet end and fixedly connected with the bottom of the medicine outlet end.

Preferably, the check ball density is greater than the density of the medium passing through the interior of the nozzle.

Preferably, the gland comprises a thread ring and a pressing plate, the inner wall of the thread ring is provided with threads, the thread ring is in threaded connection with the top end of the outer wall of the nozzle shell, and the bottom of the pressing plate is fixedly connected with the top end of the thread ring.

Preferably, the plurality of dosing small holes are arranged on the circumference of the rubber pad in a plurality of annular arrays, and the dosing small holes are cross-shaped or triangular nail-shaped.

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

the wear-resistant rubber nozzle with the check ball prevents other impurities in the medium flowing backward from entering the nozzle to cause pollution and blockage by arranging the filter screen; in addition, through the apron tightening fixed wear-resisting rubber, offered a plurality of dosing apertures on the wear-resisting rubber, the resilience performance of wear-resisting rubber also can guarantee the self sealss of dosing aperture, can avoid the nozzle scale deposit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is a schematic view of the structure of the portion A in embodiment 1 of the present utility model;

FIG. 3 is a schematic view of the structure of the abrasion-resistant rubber of example 2 of the present utility model.

The reference numerals in the drawings are: 1. a nozzle housing; 101. a medicine feeding end; 102. a nozzle neck; 103. a medicine outlet end; 2. wear-resistant rubber; 201. a rubber pad; 202. a small medicine adding hole; 3. a check ball; 4. a gland; 401. a thread ring; 402. a pressing plate; 5. and (3) a filter screen.

Detailed Description

In order to more fully understand the technical content of the present utility model, the following technical solutions of the present utility model will be further described and illustrated with reference to specific embodiments, but are not limited thereto. 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 a person skilled in the art without making any inventive effort, are based on embodiments of the present utility model, which are intended to be within the scope of the present utility model.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

Referring to fig. 1 to 2, the wear-resistant rubber nozzle with check balls includes: the anti-abrasion device comprises a nozzle shell 1, abrasion-resistant rubber 2, a check ball 3, a gland 4 and a filter screen 5, wherein the nozzle shell 1 comprises a medicine inlet end 101, a nozzle neck 102 and a medicine outlet end 103, the medicine inlet end 101 and the medicine outlet end 103 are both cylindrical, threads are arranged on the inner wall of the medicine inlet end 101 and can be in threaded connection with a water distribution plate, the cross section area of the medicine inlet end 101 is smaller than that of the medicine outlet end 103, the nozzle neck 102 is a cylinder with different thick ends, the cross section area of one end of the nozzle neck 102 is the same as that of the medicine inlet end 101 and is fixedly connected with the top of the medicine inlet end 101, and the cross section area of the other end of the nozzle neck 102 is the same as that of the medicine outlet end 103 and is fixedly connected with the bottom of the medicine outlet end 103; the check ball 3 is arranged in the nozzle neck 102, the diameter of the check ball 3 is between the diameters of the top and the bottom of the nozzle shell 1, the density of the check ball 3 is larger than that of a medium passing through the inside of the nozzle, when the nozzle is not used, the bottom of the check ball 3 plays a role in blocking the nozzle neck 102, the liquid medicine at the medicine outlet end 103 is prevented from flowing back, and when the nozzle is used, the medicine inlet pressure impacts the check ball 3 to rise away from the nozzle neck 102, so that a medicine inlet channel is opened; the top end of the nozzle shell 1 is provided with a gland 4, the gland 4 comprises a thread ring 401 and a pressure plate 402, threads are arranged on the inner wall of the thread ring 401, the thread ring 401 is in threaded connection with the top end of the outer wall of the nozzle shell 1, and the bottom of the pressure plate 402 is fixedly connected with the top end of the thread ring 401; a wear-resistant rubber 2 is clamped between the gland 4 and the nozzle shell 1, the wear-resistant rubber 2 comprises a rubber pad 201 and dosing small holes 202, a plurality of dosing small holes 202 are formed in the rubber pad 201, the rebound performance of the wear-resistant rubber 2 can ensure the self-sealing of the dosing small holes 202, and the possibility of scaling of the nozzle is reduced; the inner wall of the nozzle shell 1 is fixedly connected with a filter screen 5, the filter screen 5 is positioned between the check ball 3 and the wear-resistant rubber 2, and the filter screen 5 is used for preventing other impurities in a medium flowing backward from entering the nozzle to cause pollution and blockage.

Working principle: firstly, a water distributor is externally connected with threads at the bottom of the inner wall of a medicine inlet end 101 of a nozzle shell 1, then the water distributor is filled with water, so that water flows into the nozzle, pressurized water flows impact a check ball 3, the check ball 3 is jacked up to leave a nozzle neck 102, then a rubber pad 201 of abrasion-resistant rubber 2 is impacted by penetrating a filter screen in a medicine outlet end 103, a plurality of medicine adding small holes 202 on the rubber pad 201 are jacked, and the medicine adding small holes 202 are sprayed; when the nozzle is not used, fine stones in the backward mud water are blocked by the filter screen, so that pollution and blockage caused by the fine stones entering the nozzle are avoided, the check ball 3 falls back to the nozzle neck 102, the blocking effect is achieved on the nozzle neck 102, and liquid medicine at the medicine outlet end 103 is prevented from flowing back.

Example 2

Referring to fig. 3, unlike the embodiment 1, the plurality of dosing holes 202 of the abrasion-resistant rubber 2 nozzle with check ball 3 are arranged in a plurality of annular arrays on the circumference of the rubber pad 201, and the dosing holes 202 are cross-shaped or triangular nail-shaped, so that the liquid medicine can be conveniently flushed through the dosing holes 202.

The above embodiments are only some embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be able to apply equivalents and modifications according to the technical solution and the inventive concept thereof within the scope of the present utility model.

Claims (5)

1. The wear-resistant rubber nozzle with the check ball is characterized by comprising the following components: the novel anti-friction nozzle comprises a nozzle shell (1), wherein a check ball (3) is arranged in the nozzle shell (1), the diameter of the check ball (3) is between the diameters of the top and the bottom of the nozzle shell (1), a gland (4) is arranged at the top end of the nozzle shell (1), wear-resistant rubber (2) is clamped between the gland (4) and the nozzle shell (1), the wear-resistant rubber (2) comprises a rubber pad (201) and a dosing small hole (202), a plurality of dosing small holes (202) are formed in the rubber pad (201), a filter screen (5) is fixedly connected to the inner wall of the nozzle shell (1), and the filter screen (5) is located between the check ball (3) and the wear-resistant rubber (2).

2. The wear-resistant rubber nozzle with the check ball according to claim 1, wherein the nozzle shell (1) comprises a medicine inlet end (101), a nozzle neck (102) and a medicine outlet end (103), the medicine inlet end (101) and the medicine outlet end (103) are cylindrical, threads are arranged on the inner wall of the medicine inlet end (101), the cross-sectional area of the medicine inlet end (101) is smaller than that of the medicine outlet end (103), the nozzle neck (102) is a cylinder with two ends which are different in thickness, the cross-sectional area of one end of the nozzle neck (102) is the same as that of the medicine inlet end (101) and fixedly connected with the top of the medicine inlet end (101), and the cross-sectional area of the other end of the nozzle neck (102) is the same as that of the medicine outlet end (103) and fixedly connected with the bottom of the medicine outlet end (103).

3. The wear-resistant rubber nozzle with check ball according to claim 1, characterized in that the check ball (3) has a density greater than the density of the medium passing inside the nozzle.

4. The wear-resistant rubber nozzle with the check ball according to claim 1, wherein the gland (4) comprises a thread ring (401) and a pressing plate (402), threads are arranged on the inner wall of the thread ring (401), the thread ring (401) is in threaded connection with the top end of the outer wall of the nozzle shell (1), and the bottom of the pressing plate (402) is fixedly connected with the top end of the thread ring (401).

5. The wear-resistant rubber nozzle with check ball according to claim 4, wherein the plurality of dosing holes (202) are arranged in a plurality of annular arrays on the circumference of the rubber pad (201), and the dosing holes (202) are cross-shaped or triangular nail-shaped.