CN211643110U

CN211643110U - Wine lance

Info

Publication number: CN211643110U
Application number: CN202020007882.5U
Authority: CN
Inventors: 邱迪清; 邱迪林
Original assignee: Taros Technology Co ltd
Current assignee: Taros Technology Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-10-09
Anticipated expiration: 2030-01-02
Also published as: WO2021136560A1

Abstract

The utility model provides a wine lance belongs to wine liquid and drinks equipment technical field. The wine spear structure solves the problem that in the wine spear structure in the prior art, the top of a flexible bag connected to the wine spear is easy to block a wine passing hole in a pressing cap. This wine lance includes the valve body, and the valve body has the passageway of admitting air and goes out the wine passageway, is equipped with the case that is used for realizing going out the wine passageway break-make in the valve body, sets up the wine outlet with going out the wine passageway intercommunication on the valve body bottom surface, still is equipped with convex jacking portion and relative jacking portion indent on the valve body bottom surface and can supply wine liquid to flow to the downthehole wine passageway of crossing of wine from flexible bag inner chamber. The utility model discloses can avoid the entry shutoff that flexible bag will go out the wine hole, have the advantage that wine stability is good.

Description

Wine lance

Technical Field

The utility model belongs to the technical field of the equipment is drunk to the wine liquid, a wine lance is related to.

Background

The staving is a instrument that is used for holding the wine liquid, and the bung hole department of general staving all is provided with the wine lance, and the wine lance cooperates with the distributor, realizes pushing out the wine liquid in the staving. Along with the popularization of drinking equipment, the types of wine lances on the existing market are more and more, and the functions are complete.

The wine spear generally comprises a valve body, and an air inlet passage and a wine outlet passage which are independent from each other are arranged in the valve body. For example, the Chinese patent document discloses a wine outlet structure of a plastic wine barrel (application number: 201610971126.2; No. CN106379635B), the plastic wine barrel comprises a barrel body, a wine spearhead and a guide sleeve are fixedly connected to a barrel opening of the barrel body, a joint with two through ends is connected in the guide sleeve, the wine outlet structure comprises a valve core and a pressing cap, a flexible bag is connected to the lower end of the joint, an elastic part which can enable the valve core to act on the joint and form sealing with the joint is arranged between the valve core and the pressing cap, the pressing cap is located at the lower end of the joint, the pressing cap is located at the middle position of the opening of the flexible bag, and a wine hole is formed in the pressing cap. In the disclosed wine lance structure of this plastics cask, the admission passage has been formed between uide bushing and the joint, and the joint hole has formed out the wine route, when needs go out wine, high-pressure gas gets into a section of thick bamboo staving through the admission passage of wine lance in, flexible bag is compressed under high-pressure gas's effect for the wine liquid of flexible bag inner chamber flows to out in the wine route through the wine hole on the pressure cap, flows from the distributor again, realizes the distribution of wine liquid. The plastic wine barrel's wine lance can have following not enough in the in-service use: after the wine liquid of flexible bag flowed partly, the flexible bag top only supplied wine liquid circulation and did not deposit wine liquid, and the flexible bag top still receives high-pressure gas's effect, therefore the top of flexible bag is under high-pressure gas's effect, easily laminates on the lower surface of pressing the cap, leads to pressing the wine hole on the cap to be blocked to big hour is little when leading to the play wine volume of wine lance, goes out wine stability relatively poor.

At present, in order to solve the problem of poor stability of wine output caused by the fact that the flexible bag is attached to the bottom surface of the pressing cap, the conventional technical means of the wine output device are as follows:

1. connect the wine guide pipe on crossing the wine hole, the wine guide pipe extends flexible bag inner chamber bottom, even if like this the flexible bag pastes and leans on pressing the cap bottom surface, also can guarantee that the wine liquid of flexible bag inner chamber can flow through the wine guide pipe smoothly, guarantees that wine is smooth and easy. The wine guide pipe is arranged on the valve body of the wine lance to guide the wine liquid to smoothly flow out, and the wine guide pipe is the longest technical means adopted by the wine lance at present.

2. The air inlet pressure is properly reduced to reduce the air pressure effect on the top of the flexible bag, and the flexible bag is prevented from abutting against the bottom surface of the pressure cap to block the wine hole.

3. The thickening processing is done to the bag body at flexible bag top to promote the anti deformability when the flexible bag top bag body pressurized, thereby reduce the deflection of flexible bag, avoid crossing the wine hole by the shutoff.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a wine lance, the utility model provides a current wine lance goes out the relatively poor problem of wine stability.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a wine lance, includes the valve body, the valve body has the passageway of admitting air and goes out the wine passageway, be equipped with the case that is used for realizing going out wine passageway break-make in the valve body, set up the wine outlet that communicates with a wine passageway on the valve body bottom surface, its characterized in that, still be equipped with convex jacking portion and relative jacking portion indent on the valve body bottom surface and can supply wine liquid to flow to the downthehole wine passageway of crossing of wine from flexible bag inner chamber.

The wine lance cooperates the cask to use, specifically, when using, flexible bag is connected to the lower extreme of wine lance valve body, and flexible bag arranges the cask in, and the bung hole department at the cask is fixed to the valve body of wine lance. The bottom surface of the valve body is provided with a wine outlet, so that wine in the inner cavity of the flexible bag can flow into the wine outlet channel through the wine outlet. This wine lance still is provided with convex jacking portion owing to on the valve body bottom surface for flexible bag top is behind valve body bottom deformation under high-pressure gas's effect, and jacking portion can supply flexible bag to paste and lean on, thereby withstands flexible bag and supports it, avoids flexible bag to go out the entry shutoff in wine hole. Simultaneously, because the valve body bottom surface still is formed with the wine passageway of crossing of relative jacking portion indent, like this when flexible bag subsides on the jacking portion, cross the wine passageway and guarantee that wine liquid can flow to going out in the wine hole from flexible bag inner chamber smoothly all the time, and then make the wine lance have invariable wine output all the time, consequently this wine lance compares in current conventional wine lance structure, goes out wine stability and has obtained the promotion greatly.

In foretell wine lance, go out the wine hole and be the arc hole, the hole edge department that lies in every wine hole on the valve body bottom surface all is equipped with a plurality of above-mentioned jacking portion, forms the aforesaid between two adjacent jacking portion and crosses the wine passageway. And go out the wine hole and adopt the arc hole design, compare in the design of conventional circular wine hole, because the arc goes out the wine hole and has certain length, not only be favorable to promoting out the wine volume, be convenient for in its hole along setting up a plurality of jacking portions and guaranteeing to leave sufficient clearance between the adjacent jacking portion and form the above-mentioned wine passageway of crossing, thereby guarantee out the wine volume when flexible bag subsides are leaned on each jacking portion, and simultaneously, every goes out the wine hole periphery and all sets up a plurality of jacking portions and support flexible bag jointly, can avoid going out the wine hole so better by the shutoff, with this assurance wine stability.

In foretell wine lance, the valve body includes that the bottom has the pressure cap of bottom plate and the play wine pipe that both ends link up, play wine pipe lower extreme is equipped with the connection turn-ups that can supply the sack of flexible bag to connect along circumference, press the cap to connect in the lower extreme port of a wine pipe, foretell wine outlet is seted up on the bottom plate and the setting of tip portion is on the bottom surface of bottom plate. The connection turn-ups is preferably the ring shape, when carrying out the connection of wine lance and flexible bag, cup joints the sack of flexible bag on connecting the turn-ups and makes both form sealedly. After the cap is pressed in the setting, press the cap to process as solitary part, can conveniently produce wine outlet and jacking portion on pressing the cap for this wine lance makes conveniently.

In foretell wine spear, the centre bore that both ends run through is still seted up at the middle part of bottom plate, the quantity of going out the wine hole is a plurality of and a plurality of wine holes center on the centre bore sets up at interval in proper order. Through setting up a plurality of wine outlet holes, can guarantee that the wine lance has great wine output to promote the efficiency of wine. When the wine barrel is filled with high-pressure gas to compress the flexible bag, all positions on the periphery of the flexible bag are under the pressure action of the high-pressure gas, so that when the top of the flexible bag is deformed under the action of the high-pressure gas, the bag body at the top of the flexible bag is usually folded from the periphery to the middle part and is attached to the supporting part, and wine in the inner cavity of the flexible bag mainly collects to the central hole in the middle part of the bottom plate when flowing out. Consequently, set up the centre bore in the middle part of the bottom plate, can promote the play wine volume of wine lance greatly, a plurality of wine holes of going out simultaneously set up around the centre bore interval in proper order for also can flow out smoothly through going out the wine hole by the wine liquid of centre bore department to diffusion all around, with this stability that has further promoted wine.

In foretell wine lance, the bottom plate is circular, the arch of top supporting part for the bar, the radial setting of bottom plate is followed to the length direction of top supporting part. As indicated above, when the top of the flexible bag is pressed against the top support portion by the high-pressure gas, the wine in the inner cavity of the flexible bag mainly collects at the central hole in the middle of the bottom plate, part of the wine directly flows out from the central hole, and the other wine diffuses from the central hole to the periphery and then flows out from the wine outlet hole. Consequently, the length direction of the top supporting part is along the radial setting of bottom plate, makes like this to form many radial wine passageways of crossing on the bottom plate bottom surface to guide the wine liquid better and flow to wine outlet hole department from central hole department, make wine and smoothly reduce the production of foam, and then make this wine lance go out wine stably.

In the above wine spear, the lengthwise direction of the wine outlet hole extends along the circumferential direction of the bottom plate. Preferably, the wine outlets are located on the same circular track, and the circle of the circular track is concentric with the central hole. Such a design ensures that each wine outlet opening has a sufficient length, thereby increasing the wine output of the wine lance.

In the wine spear, 2-4 jacking parts are arranged between the outer side hole edge of each wine outlet and the edge of the bottom plate, and one jacking part is arranged between the inner side hole edge of each wine outlet and the central hole. When the top of the flexible bag is attached to the top support part under the action of high-pressure gas, the wine is mainly diffused from the middle part of the pressure cap to the periphery and then flows into the wine outlet. Consequently, go out the outside hole edge of wine hole and set up the more top supporting part of a quantity between the bottom plate border to can not lead to the fact great influence to the wine output of wine lance, but many top supporting parts support flexible bag jointly, can avoid going out the condition that the wine hole was blocked better. In addition, the inner side hole edge of wine outlet hole and the centre bore between only set up a jacking portion for the inner side hole edge of wine outlet hole and the centre bore between leave the wine passageway of crossing of broad, such design is avoiding wine outlet hole by under the prerequisite of shutoff, guaranteed in wine liquid can flow to wine outlet hole from flexible bag with great flow, make the wine lance can keep great wine output and guarantee that wine is stable.

In the wine spear, a jacking part is respectively arranged between every two adjacent wine outlets, the outer end of the jacking part extends to the edge of the bottom surface of the bottom plate, and the inner end extends to a position close to the edge of the central hole. Because the top of the flexible bag is acted by high-pressure gas and is attached to the top supporting part, wine mainly flows into the wine outlet from the middle part of the pressure cap to the periphery after diffusion, the inner end of the top supporting part between two adjacent wine outlet holes extends to the position close to the edge of the central hole, namely, a part of the wine passing channel is formed by the interval between the inner end of the top supporting part and the edge of the central hole, so that the periphery of the central hole forms a large-area wine passing channel, even if the flexible bag is attached to each top supporting part, more wine can be ensured to flow into each wine outlet hole, and the wine outlet stability of the wine lance is good.

In foretell wine lance, the inner that is located the downthehole side opening of wine play edge and the jacking portion between the centre bore extends to being close to the position on centre bore hole edge, and the outer end extends to the downthehole side opening of wine play edge department, and the both ends that are located the downthehole side opening of wine play edge and the jacking portion between the bottom plate border extend to wine play hole outside hole edge department and bottom plate bottom surface border department respectively. In a similar way, the inner end of the jacking part between the inner hole edge of the inner hole of the wine outlet hole and the central hole extends to the position close to the edge of the central hole, so that a large-area wine passing channel is formed at the periphery of the central hole, and the wine outlet stability of the wine lance is good. The outer end that is located the top portion between wine outlet hole outside hole edge and the bottom plate border and the outer end of the top portion between two adjacent wine outlet holes all extend to bottom plate border department for bottom plate edge all can support flexible bag in each position homoenergetic in the week, thereby can avoid flexible bag to go out the wine hole shutoff more effectively, make this wine lance go out wine stably.

In foretell wine spear, the valve body still including be used for pegging graft to the intraoral uide bushing of cask bucket, it pegs graft to go out the wine pipe in the uide bushing, the hole of going out the wine pipe and the hole of uide bushing form above-mentioned wine passageway jointly, form above-mentioned admission passage between the outer wall of going out the wine pipe and the inner wall of uide bushing, the case sets up in going out the wine pipe, be equipped with between case and the pressure cap and upwards roof pressure case and make case and play wine intraductal wall counterbalance and form sealed spring.

Compared with the prior art, the wine lance has the following advantages: this wine lance is through being provided with convex jacking portion on the valve body bottom surface for flexible bag top is behind valve body bottom deformation under high-pressure gas's effect, and jacking portion can supply flexible bag to paste and lean on, thereby withstands flexible bag and supports it, avoids flexible bag to go out the entry shutoff in wine hole. Simultaneously, cross the wine passageway and guarantee that wine liquid can flow smoothly all the time from the flexible bag inner chamber to go out the wine downthehole for this wine lance has the stable advantage of going out wine.

Drawings

Fig. 1 is a sectional view showing a state of use of a first embodiment of the wine lance.

FIG. 2 is a partial enlarged view of FIG. 1

Fig. 3 is an exploded view of the first embodiment of the wine lance.

Fig. 4 is a first perspective view of the middle-pressure cap of the first embodiment of the wine lance.

Fig. 5 is a front view of a medium pressure cap of an embodiment of the present wine lance.

Fig. 6 is a second perspective view of the middle-pressure cap of the first embodiment of the wine lance.

Fig. 7 is a front view of the second intermediate pressure cap of the present embodiment of the wine lance.

In the figure, 1, a valve body; 1a, an intake passage; 1b, a wine outlet passage; 11. pressing the cap; 11a, a bottom plate; 11b, a main body portion; 12. a wine outlet pipe; 121. connecting the flanging; 13. a guide sleeve; 14. spearhead wine; 2. a valve core; 3. wine outlet holes; 4. a top support portion; 5. a flexible bag; 6. a wine passage; 7. a central bore; 8. a wine barrel; 9. a spring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1, 2 and 3, the wine spear is used in conjunction with the wine barrel 8, the wine spear comprises a wine spearhead 14 and a guide sleeve 13, the wine outlet pipe 12, the pressure cap 11 and other components, the pressure cap 11 includes a cylindrical main body part 11b and a circular bottom plate 11a connected to the lower end of the main body part 11b, the wine outlet pipe 12 has an inner hole with two through ends, the lower end of the wine outlet pipe 12 is provided with a connection flange 121 along the circumferential direction for connecting the mouth of the flexible bag 5, the wine outlet pipe 12 is inserted in the guide sleeve 13, the inner hole of the wine outlet pipe 12 and the inner hole of the guide sleeve 13 jointly form a wine outlet passage 1b, an air inlet passage 1a is formed between the outer wall of the wine outlet pipe 12 and the inner wall of the guide sleeve 13, a valve core 2 is arranged in the wine outlet pipe 12, the lower end port of the wine outlet pipe 12 is threaded by the pressure cap 11, and a spring 9 capable of upwards pressing the valve core 2 to enable the valve core 2 to abut against the inner wall of the wine outlet pipe 12. When using, cup joint the sack of flexible bag 5 earlier and make both form sealedly on connecting turn-ups 121, then peg graft to 8 bung holes of cask with uide bushing 13 in, the wine spear head 14 and the 8 bung holes threaded connection of cask of valve body 1 to compress tightly uide bushing 13 and fix in the bung hole department of cask 8.

As shown in fig. 4, the middle part of the bottom plate 11a is provided with a center hole 7 and four wine outlets 3, the four wine outlets 3 are arranged at intervals around the center hole 7 in sequence, the bottom surface of the bottom plate 11a is further provided with a convex jacking portion 4 and a wine passing channel 6 which is concave relative to the jacking portion 4 and can allow wine to flow into the wine outlets 3 from the inner cavity of the flexible bag 5, the jacking portion 4 is a strip-shaped bulge, and the length direction of each jacking portion 4 is arranged along the radial direction of the bottom plate 11 a. This wine lance is owing to be provided with convex jacking portion 4 on the bottom surface of bottom plate 11a for behind the deformation of 5 tops of flexible bag to 1 bottom of valve body under high-pressure gas's effect, jacking portion 4 can supply flexible bag 5 to paste, thereby withstands flexible bag 5 and supports it, avoids flexible bag 5 to go out the entry shutoff of wine hole 3. Simultaneously, because still be formed with the mistake wine passageway 6 of relative top support portion 4 indent on the bottom surface of bottom plate 11a, like this when flexible bag 5 pastes and leans on top support portion 4, cross wine passageway 6 and guarantee that wine liquid can flow to wine outlet 3 from flexible bag 5 inner chambers smoothly all the time in, and then make the wine lance have invariable wine output all the time, consequently this wine lance compares in current conventional wine lance structure, and wine output stability has obtained the promotion greatly.

As shown in fig. 4, 5 and 6, the wine outlets 3 are arc-shaped holes, the length direction of the wine outlets 3 extends along the circumferential direction of the bottom plate 11a, the wine outlets 3 are located on the same circular track, the circle of the circular track is concentric with the central hole 7, and a plurality of jacking portions 4 are arranged on the bottom surface of the bottom plate 11a and located at the hole edge of each wine outlet 3. Go out wine hole 3 and adopt the arc hole design, compare in the design of conventional circular wine hole 3, because arc wine hole 3 has certain length, not only be favorable to promoting out the wine volume, be convenient for in its hole along setting up a plurality of jacking portion 4 and guaranteeing to leave sufficient clearance between the adjacent jacking portion 4 and form the above-mentioned wine passageway 6 of crossing, thereby guarantee the wine volume when flexible bag 5 pastes and leans on each jacking portion 4, and simultaneously, every 3 peripheries of wine hole all set up a plurality of jacking portion 4 and come to prop flexible bag 5 jointly, can avoid out wine hole 3 by the shutoff so better, guarantee wine stability with this.

Specifically, as shown in fig. 4 and 5, the arrangement and distribution of the supporting portion 4 in this embodiment are as follows: 3 jacking portions 4 are arranged between the outer side hole edge of each wine outlet hole 3 and the edge of the bottom plate 11a, and a jacking portion 4 is arranged between the inner side hole edge of each wine outlet hole 3 and the central hole 7. In addition, a top supporting part 4 is arranged between every two adjacent wine outlets 3, the outer end of the top supporting part 4 extends to the edge of the bottom surface of the bottom plate 11a, and the inner end extends to the position close to the hole edge of the central hole 7. The inner ends of the three jacking portions 4 between the hole edges at the inner sides of the wine outlets 3 and the central hole 7 extend to positions close to the hole edges of the central hole 7, the outer ends of the jacking portions extend to the hole edges at the inner sides of the wine outlets 3, and the two ends of the jacking portions 4 between the hole edges at the outer sides of the wine outlets 3 and the edge of the bottom plate 11a extend to the hole edges at the outer sides of the wine outlets 3 and the edge of the bottom surface of the bottom plate 11a respectively. Due to the design, the periphery of the central hole 7 forms the wine passing channel 6 with a larger area, so that even if the flexible bag 5 abuts against each supporting part 4, more wine can be ensured to flow into each wine outlet hole 3, and the wine outlet stability of the wine lance is good. And the outer end that is located 3 outside holes in wine outlet along the top portion 4 between 11a borders of bottom plate and the outer end of the top portion 4 between two adjacent wine outlet 3 all extends to 11a borders of bottom plate department for 11a edges of bottom plate all can support flexible bag 5 in each position homoenergetic on the week, thereby can avoid flexible bag 5 more effectively and will go out wine outlet 3 shutoff, make this wine lance go out wine stably.

Example two

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: as shown in figure 7, the top supporting part 4 is cylindrical, the top supporting part 4 is vertical to the bottom surface of the bottom plate 11a, the top plate part is spread on the bottom surface of the bottom plate 11a, and the space between the adjacent top supporting parts 4 forms a wine passing channel 6 for wine to flow from the inner cavity of the flexible bag 5 to the wine outlet 3. Such design is at the 5 tops of flexible bag 5 under high-pressure gas's effect to the deformation back of 1 bottoms of valve body, and the jacking portion 4 also can supply flexible bag 5 to paste to withstand flexible bag 5 and support it, avoid flexible bag 5 to go out the entry shutoff of wine hole 3.

EXAMPLE III

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: the middle part of the bottom plate 11a is provided with a center hole 7 with two ends penetrating and three wine outlets 3, and the three wine outlets 3 are arranged around the center hole 7 at intervals in sequence.

Example four

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: the middle part of the bottom plate 11a is provided with a center hole 7 with two ends penetrating and five wine outlets 3, and the three wine outlets 3 are arranged around the center hole 7 at intervals in sequence.

EXAMPLE five

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: two jacking portions 4 are arranged between the outer side hole edge of each wine outlet hole 3 and the edge of the bottom plate 11 a.

EXAMPLE six

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: four jacking portions 4 are arranged between the outer side hole edge of each wine outlet hole 3 and the edge of the bottom plate 11 a.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although 1, a valve body is used more herein; 1a, an intake passage; 1b, a wine outlet passage; 11. pressing the cap; 11a, a bottom plate; 11b, a main body portion; 12. a wine outlet pipe; 121. connecting the flanging; 13. a guide sleeve; 14. spearhead wine; 2. a valve core; 3. wine outlet holes; 4. a top support portion; 5. a flexible bag; 6. a wine passage; 7. a central bore; 8. a wine barrel; 9. springs, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a wine lance, includes valve body (1), valve body (1) has admit air passageway (1a) and goes out wine passageway (1b), be equipped with case (2) that are used for realizing going out wine passageway (1b) break-make in valve body (1), set up on valve body (1) bottom surface and go out wine hole (3) that wine passageway (1b) communicate, its characterized in that, still be equipped with convex jacking portion (4) and relative jacking portion (4) indent on valve body (1) bottom surface and can supply wine liquid to flow to wine hole (3) interior wine passageway (6) of crossing of going out from flexible bag (5) inner chamber.

2. The wine lance as claimed in claim 1, wherein the wine outlet (3) is an arc-shaped hole, the bottom surface of the valve body (1) is provided with a plurality of the supporting portions (4) at the hole edge of each wine outlet (3), and the wine passage (6) is formed between two adjacent supporting portions.

3. The wine spear as claimed in claim 2, wherein the valve body (1) comprises a pressing cap (11) with a bottom plate (11a) at the bottom and a wine outlet pipe (12) with two through ends, the pressing cap (11) is connected in the lower end port of the wine outlet pipe (12), the wine outlet hole (3) is arranged on the bottom plate (11a) and the top support part (4) is arranged on the bottom surface of the bottom plate (11 a).

4. The wine spear as claimed in claim 3, characterized in that the middle part of the bottom plate (11a) is further provided with a central hole (7) with two ends penetrating through, the number of the wine outlets (3) is multiple, and the wine outlets (3) are arranged around the central hole (7) at intervals in sequence.

5. The wine spear as claimed in claim 4 wherein the bottom plate (11a) is circular, the top support portion (4) is a bar-shaped protrusion, and the length direction of the top support portion (4) is arranged along the radial direction of the bottom plate (11 a).

6. A wine spear as claimed in claim 5 wherein the length of the wine outlet aperture (3) extends circumferentially along the base plate (11 a).

7. A wine spear as claimed in claim 6 wherein 2-4 shores (4) are provided between the outer rim of each wine outlet (3) and the rim of the base plate (11a) and one shores (4) is provided between the inner rim of each wine outlet (3) and the central aperture (7).

8. A wine lance as claimed in any one of claims 4 to 7 wherein a top support portion (4) is provided between each two adjacent wine outlets (3) and the outer end of the top support portion (4) extends to the edge of the bottom surface of the bottom plate (11a) and the inner end extends to a position close to the edge of the central hole (7).

9. The wine lance as claimed in claim 7, wherein the inner end of the top support part (4) between the inner hole edge of the wine outlet (3) and the center hole (7) extends to a position close to the hole edge of the center hole (7), the outer end extends to the inner hole edge of the wine outlet (3), and the two ends of the top support part (4) between the outer hole edge of the wine outlet (3) and the edge of the bottom plate (11a) extend to the outer hole edge of the wine outlet (3) and the edge of the bottom surface of the bottom plate (11a) respectively.

10. The wine spear as recited in claim 3, characterized in that the valve body (1) further comprises a guide sleeve (13) inserted into the mouth of the wine barrel (8), the wine outlet pipe (12) is inserted into the guide sleeve (13), the inner hole of the wine outlet pipe (12) and the inner hole of the guide sleeve (13) jointly form the wine outlet passage (1b), the air inlet passage (1a) is formed between the outer wall of the wine outlet pipe (12) and the inner wall of the guide sleeve (13), the valve core (2) is arranged in the wine outlet pipe (12), and a spring (9) capable of upwards pressing the valve core (2) to enable the valve core (2) to abut against the inner wall of the wine outlet pipe (12) and form sealing is arranged between the valve core (2) and the pressing cap (11).