Wine spear sealing valve

Abstract

The utility model provides a wine spear sealing valve which comprises a rubber body and a steel chip, the steel chip is provided with an ascending section and a descending section, the ascending section and the descending section are sequentially arranged in the direction away from the axis, the rubber body is provided with a first sealing face and a first vertical face, and the bottom of the descending section is located below the first sealing face and located on the inner side of the first vertical face. The bottom of the descending section is far away from the first sealing surface, the sealing valve is prevented from being extruded, cut and cracked by pressure in a barrel and a wine spear valve body due to long-time high-pressure use, the service life of the sealing valve can be prolonged, the steel core sheet is further provided with a through hole and a notch, forming of a rubber body is facilitated, the rejection rate is reduced, and at least two sealing belts on the rubber body can improve the sealing stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to beer beverage equipment field, especially a wine spear sealing valve. BACKGROUND

[0002] Wine spear is one of the most commonly used beer beverage, is used to seal the switch of container, sealing valve is the important component of wine spear, is one of the most important parts of controlling wine spear sealing, sealing valve is the important component of wine spear, its function is to control the switch of wine spear sealing, wine spear in the use process, the pressure exists in the barrel continuously, the sealing valve below will be extruded by the pressure in the barrel, the pressure in the barrel will increase sharply because of the secondary fermentation or pressure reducing valve direct current and other factors, in recent years, the craft beer is more and more popular because of good taste, good taste, and the yeast particles in the craft beer can cause the secondary fermentation in the barrel, which makes the pressure on the sealing valve larger, the sealing valve is blocked by the resistance force of the wine spear valve body, thereby forming extrusion and attack force, the larger the pressure, the more easily the sealing valve is damaged, the beer sealing valve rubber is wrapped in the rigid chip, the rigid chip is cut from the plate material and is formed by stamping or bending, the corners are very sharp and sharp after cutting, the rigid chip is thin, and the corners are not easy to polish and smooth, the structure of the previous sealing valve makes it easy to be cut and damaged by the internal rigid chip corner after being extruded by the pressure in the barrel and the wine spear valve body in the use process, once the sealing valve is damaged, the wine spear leaks due to the sealing is not strict, which leads to the pressure leakage of the beer beverage in the container, and the beer beverage contacts with the air, thereby making the beer beverage deteriorate, thereby leading to the leakage due to the sealing is not strict, and the service life is shorter.

[0003] Therefore, the main problem to be solved by the present application is to improve the structure of the sealing valve and prolong the service life of the sealing valve, thereby prolonging the service life of the wine spear. UTILITY MODEL CONTENTS

[0004] The utility model aims at the defects in the above-mentioned technology, provides a kind of wine spear sealing valve, the structure of steel chip in sealing valve is changed, extrusion and cutting force that it is subjected to in the use process are relieved, thereby the service life of sealing valve is prolonged, and simultaneously, through the through hole and the notch being set on rigid chip, it is more beneficial to the forming of sealing valve, can reduce the rejection rate, at least two sealing bands are set, so that its sealing stability is better.

[0005] The utility model is realized as follows:

[0006] A wine spear sealing valve, the sealing valve includes rubber body and steel chip;Steel chip is wrapped in the rubber body, steel chip is equipped with ascending section and descending section, ascending section and descending section are sequentially arranged along the direction away from the axis;Rubber body is equipped with first sealing surface and first vertical surface;First sealing surface and first vertical surface form first shoulder portion by intersection;The bottom of descending section is below first sealing surface and is inside first vertical surface;Arc transition between ascending section and descending section.

[0007] In the structure, the bottom of the descending section is away from the first sealing surface by setting the ascending section and the descending section, so that the stress of the first sealing surface is reduced.

[0008] A transition section is arranged between the ascending section and the descending section, and the upper surface of the transition section is a plane or a curved surface.

[0009] In the structure, the bottom of the descending section is away from the first sealing surface by setting the transition section, so that the stress of the first sealing surface is reduced, and the shape structure of the rigid core is enriched.

[0010] A plurality of through holes are arranged on the circumference of the steel core, and a plurality of notches are arranged on the circumference of the steel core.

[0011] In the structure, the through holes and the notches are beneficial to the flow of rubber, so that the flowability of rubber is better, and the molding is more beneficial, and the number and size of the through holes and the notches can be adjusted according to actual conditions, and in general, the through holes are uniformly and symmetrically arranged along the circumference with the same size, and the notches are also uniformly and symmetrically arranged along the circumference at the positions between two through holes.

[0012] The rubber body is provided with a pipe sealing part, the pipe sealing part is located at the lower part of the rubber body, and the pipe sealing part is provided with at least two sealing strips.

[0013] In the structure, the structure of the at least two sealing strips can ensure the sealing effect of at least one sealing strip when one of the sealing strips is damaged, and in general, two sealing strips are arranged.

[0014] The beneficial effects of the utility model are as follows: by setting the ascending section, the descending section and the transition section, the bottom of the descending section is away from the first sealing surface, so that the stress of the first sealing surface is reduced, the service life of the sealing valve is prolonged, the through holes and the notches are more beneficial to the rubber molding, the waste rate is reduced, the at least two sealing strips can double or multiple guarantee the sealing property of the sealing valve, and the sealing stability is better. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is the structure schematic view of the first kind of section of the sealing valve of the utility model;

[0016] Fig. 2 is the structure schematic view of the steel core of the utility model;

[0017] Fig. 3 is the structure schematic view of the second kind of section of the sealing valve of the utility model; DETAILED DESCRIPTION

[0018] This application provides a wine-spear sealing valve. By changing the structure of the steel chip and setting an ascending section, a descending section and a transition section, the bottom of the descending section is far away from the first sealing surface, thereby reducing the stress on the first sealing surface and extending the service life of the sealing valve. The addition of through holes and notches reduces the scrap rate. The modification of the rubber body structure increases the sealing band, making the sealing performance of the sealing valve more reliable.

[0019] The following description, in conjunction with the accompanying drawings, further illustrates this implementation case:

[0020] Depend on Figs. 1-3 As can be seen, the sealing valve in this application includes a rubber body 8, a steel chip 7, and a steel core cup 9; the rubber body 8 is provided with a first sealing surface 1, a second sealing surface 5, a first vertical surface 3, a first flat surface 4, and a pipe sealing portion 6; the first sealing surface 1 and the first vertical surface 3 intersect to form a first shoulder 2; the second sealing surface 5 is located inside the pipe sealing portion 6; the pipe sealing portion 6 is located at the lower part of the rubber body 8; the steel chip 7 is wrapped inside the rubber body 8, and the steel chip 7 is provided with a flat section 11, a rising section 12, and a falling section 13, which are arranged sequentially in a direction away from the axis, the rising section 12 rising in a direction away from the axis, and the falling section 13 falling in a direction away from the axis; the bottom 18 of the falling section 13 is located below the first sealing surface 1 and inside the first vertical surface 3; the steel core cup 9 is riveted to the upper part of the rubber body 8, and the steel core cup 9 wraps the inner side of the rubber body 8 from the first flat surface 4 to the upper end of the second sealing surface 5.

[0021] The wine spear is a switch used to seal a container. The wine spear sealing valve in this invention is used on a well-type S-shaped wine spear. Generally, the pressure inside the container is high. The sealing valve is a crucial component of the wine spear, controlling its sealing operation. Due to the high pressure inside the container, the steel chip 7 prevents the sealing valve from bursting out and causing injury during operation. The steel core bowl 9 works in conjunction with the distributor to open and close the wine spear. The integrity and smoothness of the rubber body 8 are key to ensuring a seal. The first sealing surface 1 abuts against the spearhead sealing surface for sealing. The first vertical surface 3 is located on the spearhead. Inside the cavity, the first sealing surface 1 is the main stress point during sealing. There is a wine spear valve body on the outside and a steel chip 7 inside the body. The steel chip 7 is made by cutting and stamping or bending sheet metal. The bottom 18 is very sharp after cutting. The steel chip 7 is relatively thin, and it is not easy to grind its bottom sharp corner 15 smooth. The sealing valve is blocked by the wine spear valve body above and by the pressure inside the barrel below. This is applied to the position of the first sealing surface 1, i.e., the squeezing and clamping force. In addition, the bottom sharp corner 15 of the steel chip 7 inside the rubber body 8 makes the first sealing surface 1 and the first shoulder 2 particularly vulnerable to damage.

[0022] In the existing sealing valve structure, the descending section 13 is parallel to the horizontal plane, and when it is parallel to the horizontal plane, the bottom end surface 14 is perpendicular to the horizontal plane, when the sealing valve is subjected to the pressure in the barrel and the extrusion clamping force of the valve body, the force is perpendicular to the horizontal plane, at this time, the bottom end surface 14 is parallel to the force direction and almost coincides, and the bottom sharp corner 15 is sharp and sharp, so that the first sealing surface 1 and the first shoulder 2 of the sealing valve rubber body 7 are particularly vulnerable to damage.

[0023] In the utility model, the descending section 13 is arranged to be inclined away from the axis end instead of horizontal structure, so that the state that the bottom end surface 14 of the descending section 13 is perpendicular to the horizontal plane can be changed, the bottom end surface 14 is no longer parallel to the force direction, and an included angle is formed, so that the stress of the first sealing surface 1 can be alleviated, and the bottom sharp corner 15 is away from the first sealing surface 1 and the first shoulder 2, the rubber thickness between the bottom sharp corner 15 and the first sealing surface 1 and the first shoulder 2 is increased, so that the extrusion clamping force resistance of the rubber body 8 is increased, and the service life of the sealing valve can be prolonged.

[0024] On the basis of the above embodiment, preferably, the ascending section 12 and the descending section 13 are arc-shaped transition.

[0025] In the utility model, the ascending section 12 and the descending section 13 are arc-shaped transition, the structure of the rigid core piece 7 is further enriched, when the ascending section 12 and the descending section 13 are arc-shaped transition, the arc surface can also play a good buffering role, so that the extrusion clamping force of the rubber body 8 is alleviated.

[0026] On the basis of the above embodiment, preferably, a transition section 19 is arranged between the ascending section and the descending section.

[0027] In the utility model, a transition section 19 is arranged between the ascending section and the descending section, the transition section 19 is a plane section or a curved surface section, the structure of the rigid core piece 7 is further enriched, the transition section 19 and the descending section are formed by stamping or bending, and the transition between the two is relatively smooth.

[0028] On the basis of the above embodiment, preferably, the upper surface of the transition section 19 is a plane or a curved surface.

[0029] In the utility model, the upper surface of the transition section 19 is a plane or a curved surface, the plane can be parallel to the horizontal plane or form a certain included angle with the horizontal plane, and the structure of the rigid core piece 7 is further enriched.

[0030] On the basis of the above embodiment, preferably, a plurality of through holes 16 are arranged on the circumference of the steel core piece.

[0031] On the basis of the above embodiment, preferably, a plurality of notches 17 are arranged on the circumference of the steel core piece.

[0032] The sealing valve is one of the most important components for controlling sealing in the wine spear, and abnormal phenomena such as bulging, burr and deformation cannot occur in the forming process of the sealing valve, which will cause the rubber valve to leak, so the quality requirement is very strict, and the waste rate of the existing sealing valve in the production process is extremely high.

[0033] In the utility model, the through hole 16 and the notch 17 can increase the flowability of the rubber during vulcanization, so that the molding effect is better, thereby reducing the waste rate of the sealing valve, and the through hole 16 and the notch 17 can also make the rubber more integral, and the rubber flows through the through hole 16 and the notch 17 to form a whole, which is more firm and durable, the number and size of the through hole 16 and the notch 17 can be adjusted according to actual conditions, and generally, the through hole 16 is uniformly and symmetrically arranged along the circumference with the same size, and the notch 17 is also uniformly and symmetrically arranged along the circumference at the position between the two through holes 16.

[0034] On the basis of the above embodiment, preferably, the pipe sealing part 6 is provided with at least two sealing bands 10.

[0035] The wine spear is a gas-liquid bidirectional sealing valve, one gas path and one liquid path, and the two paths are separated and work, if the two paths are connected, the wine spear will not work normally, and the phenomenon of difficult liquid output and much foam will occur, the pipe sealing part 6 is sealed with the wine spear pipe, the pipe sealing part 6 is inserted into the wine spear pipe to seal the inner wall of the wine spear pipe with the sealing band 10, and once the sealing is not strict, the gas path and the liquid path will be connected, so that the phenomenon of difficult liquid output and much foam will occur.

[0036] The pipe sealing part 6 of the existing sealing valve is provided with only one sealing band 10, once the only sealing band 10 is worn or damaged, the sealing performance cannot be guaranteed, if the sealing band 10 is changed into two or more, when one sealing band is worn or damaged, the other sealing bands can still maintain good sealing performance, so that the sealing performance of the sealing valve is more stable, and generally, two sealing bands 10 are arranged.

[0037] In the description of the utility model, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0038] In the description of the utility model, it is to explain that, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A wine spear closure valve characterized by, The sealing valve comprises a rubber body and a steel core piece; The steel core piece is wrapped in the rubber body, and the steel core piece is provided with an ascending section and a descending section arranged in sequence along a direction away from the axis, and a transition section is arranged between the ascending section and the descending section; The rubber body is provided with a first sealing surface and a first vertical surface, the first sealing surface and the first vertical surface intersect to form a first shoulder, and the bottom of the descending section is located below the first sealing surface and inside the first vertical surface.

2. A wine spear closure valve according to claim 1, wherein, The transition section between the ascending section and the descending section is arc-shaped.

3. A wine spear closure valve according to claim 1, wherein, The upper surface of the transition section is a plane or a curved surface.

4. A wine spear closure valve according to claim 1, wherein, A plurality of through holes are arranged on the circumference of the steel core piece. A plurality of notches are arranged on the circumference of the steel core piece.

5. A wine spear closure valve according to claim 1, wherein, The rubber body is provided with a pipe sealing part; The pipe sealing part is located at the lower part of the rubber body, and the pipe sealing part is provided with at least two sealing bands.

6. A wine spear closure valve according to claim 1, wherein, ​ ​

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