CN211083028U

CN211083028U - Constant pressure regulating valve for white spirit production

Info

Publication number: CN211083028U
Application number: CN201921978272.3U
Authority: CN
Inventors: 柯树; 周雪军
Original assignee: Zhaoqingli Meike Stainless Steel Co ltd
Current assignee: Zhaoqingli Meike Stainless Steel Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-24
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a constant pressure regulating valve for white spirit production, which comprises a valve body, wherein the top of the valve body is provided with a valve cover, the top of the valve cover is provided with an adjusting cap, one side of the top of the valve cover is provided with an air inlet, the side of the valve body is provided with a liquid inlet, a liquid outlet is arranged at the bottom of the valve body, a valve plug matched with the liquid outlet is arranged in the liquid outlet, the top of the valve plug is provided with a central adjusting rod which penetrates through the valve body, the valve cover and the adjusting cap, an outer ring is arranged on the central adjusting rod and between the valve cover and the valve body, a sealing diaphragm is arranged outside the outer ring, the sealing diaphragm and the outer ring divide a cavity formed by the valve cover and the valve body into an upper air cavity and a lower air cavity, and a pushing core is sleeved on the upper portion of the central adjusting rod and the upper portion of the central adjusting rod, which is positioned in the valve cover. Has the advantages that: the valve can not work normally due to air leakage, and smooth production is facilitated.

Description

Constant pressure regulating valve for white spirit production

Technical Field

The utility model relates to the technical field of valves, particularly, relate to a constant voltage governing valve is used in white spirit production.

Background

The valve is used as a relay control structure in the fluid distribution process, and is widely applied to the production and manufacturing processes of beer, beverage, medicine, food and the like. Usually, the valve rod is connected with the valve cover and the valve body through the sealing rings, and the sealing performance of the sealing rings is reduced along with the increase of the use times, so that the air leakage of the upper air cavity and the lower air cavity to the outside can be possibly caused. When leakage occurs, the leakage is difficult to detect in time, and the leakage cannot be found until the valve cannot work normally due to serious air leakage, so that the problem cannot be found and treated in time. Especially in the industries of beer, beverage, medicine and the like, when the gas leakage is serious, the valve can not work normally, the production can not be carried out smoothly, and great loss is caused.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a constant voltage governing valve for white spirit production, solve the problem in the background art.

The technical scheme of the utility model is realized like this:

a constant pressure regulating valve for white spirit production comprises a valve body, wherein a valve cover is arranged at the top of the valve body, an adjusting cap is arranged at the top of the valve cover, an air inlet is arranged on one side of the top of the valve cover, an inlet is arranged at the side edge of the valve body, a liquid outlet is arranged at the bottom of the valve body, a valve plug matched with the liquid outlet is arranged in the liquid outlet, a central adjusting rod is arranged at the top of the valve plug and penetrates through the valve body, the valve cover and the adjusting cap, an outer ring is arranged on the central adjusting rod and positioned between the valve cover and the valve body, a sealing diaphragm is arranged on the outer side of the outer ring and divides a cavity formed by the valve cover and the interior of the valve body into an upper air cavity and a lower air cavity, a pushing core is sleeved at the upper part of the central adjusting rod and positioned at the upper part of the, and the adjusting spring is sleeved on the central adjusting rod, wherein a sealing structure is arranged between the outer ring and the sealing diaphragm, the sealing structure comprises a cylindrical part, a first bending part and a second bending part are respectively arranged at two ends of the cylindrical part, a dust lip is arranged between the first bending part and the sealing diaphragm, a rubber-like elastic body is arranged between the cylindrical part and the sealing diaphragm, sealing lips are respectively arranged at two ends of the rubber-like elastic body, and the rubber-like elastic body and the cylindrical part are fixedly embedded through a metal ring.

Preferably, the seal lip is made of a material in which conductive carbon is compounded with rubber.

Preferably, the dust lip is made of a material in which conductive carbon is blended with rubber.

Preferably, the conductive carbon is ketjen black or acetylene black.

Preferably, an O-shaped ring is arranged between the valve cover and the pushing core, and a sealing ring is arranged between the valve cover and the adjusting cap.

Preferably, the bottom cross-sectional dimension of the central adjusting rod is larger than the cross-sectional dimension of the valve plug, and the width of the bottom cross-sectional dimension of the central adjusting rod is matched with the top opening of the liquid outlet.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. through being equipped with seal structure between valve gap, valve body, can improve sealing performance, avoid leading to the phenomenon of air cavity and the outside gas leakage of lower air cavity, prevent to leak gas and lead to the valve member can not normally work, be favorable to going on smoothly of production.

2. And sealing rings and O-shaped rings are respectively arranged between the adjusting cap and the valve cover and between the valve cover and the pushing core, so that the phenomenon of air leakage in the working process is prevented, and the integral sealing performance of the valve body is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram according to an embodiment of the present invention;

fig. 2 is a schematic view of a sealing structure according to an embodiment of the present invention.

In the figure:

1. a valve body; 2. a valve cover; 3. an adjusting cap; 4. an air inlet; 5. a liquid inlet; 6. a liquid outlet; 7. a valve plug; 8. a central adjusting rod; 9. an outer ring; 10. sealing the diaphragm; 11. pushing the core; 12. adjusting the spring; 13. a cylindrical portion; 14. a first bending part; 15. a second bending part; 16. a dust lip; 17. a rubber-like elastic body; 18. a sealing lip; 19. an O-shaped ring; 20. a seal ring; 21. a metal ring.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention will be further explained with reference to the drawings and the specific embodiments.

In the first embodiment, as shown in fig. 1-2, a constant pressure regulating valve for producing white spirit according to an embodiment of the present invention comprises a valve body 1, a valve cover 2 is disposed on the top of the valve body 1, an adjusting cap 3 is disposed on the top of the valve cover 2, an air inlet 4 is disposed on one side of the top of the valve cover 2, a liquid inlet 5 is disposed on one side of the valve body 1, a liquid outlet 6 is disposed on the bottom of the valve body 1, a valve plug 7 matched with the liquid outlet 6 is disposed in the liquid outlet 6, a center adjusting rod 8 is disposed on the top of the valve plug 7, the center adjusting rod 8 penetrates through the valve body 1, the valve cover 2 and the adjusting cap 3, an outer ring 9 is disposed on the center adjusting rod 8 and located between the valve cover 2 and the valve body 1, a sealing diaphragm 10 is disposed on the outer side of the outer ring 9, and the sealing diaphragm 10 and the outer ring 9 divide the cavity formed by, the central adjusting rod 8 upper portion just is located upper portion cover is equipped with propelling movement core 11 in the valve gap 2, propelling movement core 11 bottom with be equipped with adjusting spring 12 between the outer loop 9, just adjusting spring 12 cover is established on the central adjusting rod 8, wherein, outer loop 9 with be equipped with seal structure between the sealed diaphragm piece 10, seal structure includes tube-shape portion 13, tube-shape portion 13 both ends are equipped with flexion portion one 14 and flexion portion two 15 respectively, be equipped with dust lip 16 between flexion portion one 14 and the sealed diaphragm piece 10, tube-shape portion 13 with be equipped with rubber-like elastomer 17 between the sealed diaphragm piece 10, rubber-like elastomer 17 both ends all are equipped with sealing lip 18, rubber-like elastomer 17 with inlay fixedly through metal ring 21 between the tube-shape portion 13.

As shown in fig. 2, the seal lip 18 is made of a material obtained by mixing 3 to 40 parts by weight of conductive carbon with respect to 100 parts by weight of rubber, and the dust lip 16 is made of a material obtained by mixing 1 part by weight or less of conductive carbon, which is ketjen black or acetylene black, with respect to 100 parts by weight of rubber.

As shown in fig. 1, an O-ring 19 is disposed between the valve cover 2 and the push core 11, and a sealing ring 20 is disposed between the valve cover 2 and the adjustment cap 3.

As shown in fig. 1, the cross-sectional size of the bottom of the central adjusting rod 8 is larger than that of the valve plug 7, and the width of the cross-section of the bottom of the central adjusting rod 8 is matched with the top opening of the liquid outlet 6.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the air inlet 4 is connected with an external air source control device for controlling the inflation and deflation of the air inlet 4, the liquid outlet 6 is provided with a pressure measuring device, for example, a pressure gauge, when in work, a gap is formed between the valve plug 7 at the lower end of the central adjusting rod 8 and the liquid outlet 6, when fluid flows into the valve body 1 through the liquid inlet 5, the fluid enters the liquid outlet 6 from a gap between the valve plug 7 and the liquid outlet 6, thereby flowing out of the valve body 1, at the moment, the pressure gauge at the liquid outlet 6 displays the pressure value at the liquid outlet 6, wherein, the central adjusting rod 8 can move up and down in an inner cavity formed between the valve body 1 and the valve cover 2, when the central adjusting rod 8 moves up and down, the outer ring 9 and the seal diaphragm 10 are frictionally engaged, and the seal performance is improved and the occurrence of air leakage is prevented by adding a seal structure between the seal diaphragm 10 and the outer ring 9.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The constant-pressure regulating valve for producing the white spirit is characterized by comprising a valve body (1), wherein a valve cover (2) is arranged at the top of the valve body (1), an adjusting cap (3) is arranged at the top of the valve cover (2), an air inlet (4) is arranged on one side of the top of the valve cover (2), a liquid inlet (5) is arranged on the side edge of the valve body (1), a liquid outlet (6) is arranged at the bottom of the valve body (1), a valve plug (7) matched with the liquid outlet (6) is arranged in the liquid outlet (6), a central adjusting rod (8) is arranged at the top of the valve plug (7), the central adjusting rod (8) penetrates through the valve body (1), the valve cover (2) and the adjusting cap (3), an outer ring (9) is arranged on the central adjusting rod (8) and between the valve cover (2) and the valve body (1), and a sealing diaphragm (10, the sealing diaphragm (10) and the outer ring (9) divide a cavity formed inside the valve cover (2) and the valve body (1) into an upper air cavity and a lower air cavity, a pushing core (11) is sleeved on the upper portion of the central adjusting rod (8) and the upper portion of the valve cover (2), an adjusting spring (12) is arranged between the bottom of the pushing core (11) and the outer ring (9), the adjusting spring (12) is sleeved on the central adjusting rod (8), a sealing structure is arranged between the outer ring (9) and the sealing diaphragm (10), the sealing structure comprises a cylindrical part (13), two ends of the cylindrical part (13) are respectively provided with a first bending part (14) and a second bending part (15), a dust-proof lip (16) is arranged between the first bending part (14) and the sealing diaphragm (10), and a rubber-like elastic body (17) is arranged between the cylindrical part (13) and the sealing diaphragm (10), sealing lips (18) are arranged at two ends of the rubber-like elastic body (17), and the rubber-like elastic body (17) and the cylindrical part (13) are embedded and fixed through metal rings (21).

2. A constant pressure regulating valve for Baijiu production according to claim 1, wherein said seal lip (18) is composed of a material obtained by compounding rubber with conductive carbon.

3. A constant pressure regulating valve for liquor production according to claim 1 wherein said dust lip is made of a material obtained by compounding rubber with conductive carbon.

4. A constant pressure regulating valve for liquor production according to any one of claims 2 or 3 wherein the conductive carbon is Ketjen black or acetylene black.

5. A constant pressure regulating valve for white spirit production according to claim 1, characterized in that an O-ring (19) is provided between the valve cover (2) and the pushing core (11), and a sealing ring (20) is provided between the valve cover (2) and the regulating cap (3).

6. A constant pressure regulating valve for white spirit production according to claim 1, characterized in that the cross sectional dimension of the bottom of the central regulating rod (8) is larger than the cross sectional dimension of the valve plug (7), and the width of the cross sectional dimension of the bottom of the central regulating rod (8) is adapted to the top opening of the liquid outlet (6).