Wine spear

Abstract

The utility model relates to a wine spear which is matched with a distributor for use, and belongs to the technical field of wine set equipment. According to the technical scheme, a wine grass combined bottom cover and a wine grass main cover (1) are assembled to integrally form a wine grass main body, a first gas cavity (3) and a first liquid cavity (4) which are arranged in a double-ring shape are formed in the wine grass main body, the first liquid cavity (4) surrounds the outer side of the first gas cavity (3), and at least one pair of symmetrically-arranged clamping grooves (11) is formed in the bottom of the wine grass main body; a valve element (9) is arranged in the wine grass body and provided with double plugging pieces, and the bottoms of the first gas cavity (3) and the first liquid cavity (4) are plugged through the double plugging pieces respectively. The wine spear has the advantages that the wine spear is used in cooperation with the distributor, the air inlet channel and the wine outlet channel in the wine spear are reasonably arranged, air inlet and wine outlet are smooth, the wine spear is connected with the distributor through the clamping groove and the sliding groove block, operation is convenient, and the structure is simple.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wine spear which is used in cooperation with a distributor and belongs to the technical field of wine equipment. BACKGROUND

[0002] The wine spear is generally arranged at the mouth of the wine barrel to cooperate with the distributor to press the wine in the wine barrel out. The wine spear and the distributor in the prior art only have a wine liquid channel for wine liquid outflow, and a gas valve is generally arranged at the top of the wine barrel to balance the internal pressure of the wine barrel to make the wine liquid flow out normally.

[0003] Chinese patent CN2024114301031, entitled "Wine outlet faucet", realizes the functions of air inlet and wine outlet, but does not disclose the specific structure of the distributor and the wine spear used in cooperation with the wine outlet faucet. The wine spear and the distributor in the prior art cannot realize the functions of air inlet and wine outlet. Chinese patent CN2023225365818, entitled "Air inlet structure of wine spear", discloses that the wine spear has the functions of air inlet and wine outlet, but the air inlet channel is too complex, resulting in low air inlet efficiency. The wine spear in the above patent is connected to the distributor through an external claw structure on the distributor. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a wine spear which is used in cooperation with a distributor, the air inlet and wine outlet channels in the wine spear are arranged reasonably, the air inlet and wine outlet are smooth, the wine spear is connected to the distributor through a clamping groove and a sliding groove block, operation is convenient, the structure is simple, and the above problems in the background art are solved.

[0005] The technical scheme of the utility model is as follows:

[0006] A wine spear is arranged between the mouth of a wine barrel and a distributor, and comprises a wine spear main cover, a wine spear combined bottom cover, and a valve core. The wine spear combined bottom cover and the wine spear main cover are assembled to form a wine spear main body, the inside of the wine spear main body has a double-ring-shaped gas cavity one and a liquid cavity one, the liquid cavity one is arranged on the outside of the gas cavity one, and the bottom of the wine spear main body is provided with at least one pair of symmetrically arranged clamping grooves. The inside of the wine spear main body is provided with a valve core, and the valve core has double plugging pieces which respectively plug the bottoms of the gas cavity one and the liquid cavity one.

[0007] Further, the distributor comprises a distributor body, the outer shell of the distributor body is a cylinder with an open upper end and a closed bottom end, the inner part of the distributor body is provided with an annular distributor partition, the distributor partition separates the inner cavity of the distributor body into a double-ring-shaped gas cavity two and a liquid cavity two, the liquid cavity two is arranged outside the gas cavity two, the top of the distributor partition is provided with a vent; the upper outer edge of the distributor body is provided with at least one pair of symmetrically arranged sliding block grooves protruding outward, the sliding block grooves are recesses with open inner sides and upper parts; the distributor body is rotated, the sliding block grooves on the top of the distributor body slide into the clamping grooves on the bottom of the wine straw body, the distributor body is assembled to the lower part of the wine straw body, the top of the distributor partition of the distributor body axially pushes open the double plugging pieces of the valve core, so that the gas cavity two in the distributor body is in communication with the gas cavity one of the wine straw body to form a gas passage, and the liquid cavity two in the distributor body is in communication with the liquid cavity one in the wine straw body to form a liquid passage.

[0008] Further, the wine straw combined bottom cover comprises a wine straw combined cover one and a wine straw combined cover two, the wine straw combined cover one comprises a bottom cover body and an air inlet pipe arranged on the top of the bottom cover body, the bottom of the bottom cover body is open, the outer side of the outer shell of the bottom cover body is provided with a plurality of circumferentially distributed stepped structures, the sidewall of the stepped structure is provided with a liquid inlet, and the inner cavity of the bottom cover body is provided with annular partition one and annular partition two arranged inside and outside.

[0009] The inner part of the wine straw main cover is separated into an inner cavity and an outer cavity by the annular wine straw combined cover two, the inner part of the wine straw combined cover two is the inner cavity, the space between the wine straw combined cover two and the wine straw main cover is the outer cavity, the inner wall of the wine straw main cover is provided with an annular mounting groove, the outer shell of the wine straw combined cover one is buckled on the annular mounting groove, and the inner wall of the inner cavity of the wine straw main cover is provided with an internal thread for threaded connection with the mouth of the wine barrel; the wine straw combined cover two is open upward and downward, the bottom inner wall of the wine straw combined cover two is provided with an annular step, the annular step separates the inner cavity into an upper part and a lower part, the annular partition one of the bottom cover body is inserted into the upper cavity of the inner cavity, and the inner space thereof forms a gas cavity one, the annular partition two of the bottom cover body is inserted into the outer cavity, the bottom of the annular partition two is connected with the sidewall of the wine straw combined cover two through the stepped structure and is sealed by a sealing O-shaped ring one, and the space surrounded by the annular partition two, the wine straw combined cover two and the annular partition one forms a liquid cavity one, the gas cavity one is in communication with the air inlet pipe on the top of the bottom cover body, and the liquid cavity one is in communication with the liquid inlet on the outer shell of the bottom cover body.

[0010] The valve core comprises a wine straw piston cylinder, a wine straw top cover, and a piston return spring. The wine straw piston cylinder and the wine straw top cover form a double sealing element. The upper part of the wine straw piston cylinder is open, and the bottom part is open. The wine straw piston cylinder is arranged in the annular partition part. The bottom part of the wine straw piston cylinder is pressed on the annular step of the wine straw combined cover II. The inside of the wine straw piston cylinder is provided with the wine straw top cover. The wine straw top cover seals the bottom part of the wine straw piston cylinder. One end of the piston return spring is arranged in the gap between the wine straw top cover and the wine straw piston cylinder. The other end of the piston return spring is arranged in the spring chamber on the bottom end face of the wine straw combined cover I.

[0011] The distributor partition part of the distributor body comprises an annular top platform and a cylindrical partition part in communication with each other. The annular top platform is higher than the upper end face of the shell of the distributor body. The outer diameter of the annular top platform is smaller than the outer diameter of the cylindrical partition part. The annular top platform is provided with a vent. The distributor partition part is inserted into the inside of the wine straw piston cylinder from the lower cavity of the inner cavity. The annular top platform pries open the wine straw top cover. The gas cavity II of the distributor body is in communication with the gas cavity I through the vent on the annular top platform. The top part of the cylindrical partition part pries open the wine straw piston cylinder. The bottom part of the wine straw piston cylinder is separated from the annular step on the inner cavity. The liquid cavity II of the distributor body is in communication with the liquid cavity I.

[0012] Further, the bottom part of the annular mounting groove of the wine straw main cover is provided with at least one pair of symmetrically arranged L-shaped clamping platforms. The space between the L-shaped clamping platforms and the lower side wall of the wine straw combined cover II forms a clamping groove.

[0013] Further, the middle part of the outer side wall of the wine straw combined cover II is provided with a step structure II. The bottom part of the annular partition part II of the bottom cover body is provided with a step structure I matched with the step structure II. The step structure I on the bottom part of the annular partition part II is inserted with the step structure II of the wine straw combined cover II and is provided with a sealing O-shaped ring I.

[0014] Further, the air inlet pipe on the top part of the wine straw combined cover I is provided with an external thread and is threadedly connected with the nut on the wine bag. The connection part of the air inlet pipe and the nut on the wine bag is provided with a wine bag connecting O-shaped ring.

[0015] Further, the annular step of the wine straw combined cover II is provided with a sealing convex platform. The bottom part of the wine straw piston cylinder is provided with a sealing groove matched with the sealing convex platform and is provided with a rubber pad.

[0016] Further, the sealing O-shaped ring II is arranged between the shell of the distributor body and the lower side wall of the wine straw combined cover II.

[0017] Further, the sealing O-shaped ring III is arranged between the wine straw piston cylinder and the annular partition part I of the bottom cover body.

[0018] Further, the sealing O-shaped ring IV is arranged between the top part of the cylindrical partition part and the bottom part of the wine straw piston cylinder.

[0019] The positive effect of the utility model is: used with the distributor, the air inlet and wine outlet channel in the wine spear are arranged reasonably, the air inlet and wine outlet are smooth, and the wine spear and the distributor are connected through the clamping groove and the sliding groove block, convenient operation, simple structure. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the combined state structure schematic view of the utility model;

[0021] Figure 2 It is the combined state side view structure schematic view of the utility model;

[0022] Figure 3 It is the A-A sectional view of the utility model; Figure 2

[0023] Figure 4 It is the combined state isometric view of the utility model;

[0024] Figure 5 It is the air pipe installation structure schematic view of the utility model;

[0025] Figure 6 It is the wine spear main body structure schematic view of the utility model;

[0026] Figure 7 It is the B-B sectional view of the utility model; Figure 6

[0027] Figure 8 It is the distributor main body sectional view of the utility model;

[0028] Figure 9 It is the wine spear combined bottom cover sectional view of the utility model;

[0029] Figure 10 It is the distributor and wine outlet faucet installation schematic view of the utility model;

[0030] Figure 11 It is the front view of the utility model in use state;

[0031] Figure 12 It is the side view sectional view of the utility model in use state;

[0032] Figure 13 It is the isometric view of the utility model in use state;

[0033] ​​In the figure: wine spear main cover 1, card slot 11, annular step 14, sealing boss 141, ring-shaped mounting groove 15, L-shaped card table 16, wine spear combined cover 1 2A, bottom cover main body 21, step structure 211, annular partition one 212, annular partition two 213, step structure one 214, liquid inlet 215, step structure two 216, air inlet pipe 22, spring chamber 23, wine spear combined cover 2 2B, gas cavity one 3, liquid cavity one 4, dispenser main body 5, shell 51, dispenser partition 52, annular top table 521, cylindrical partition 522, air vent 53, slider slot 54, gas cavity two 6, liquid cavity two 7, wine barrel mouth 8, valve core 9, wine spear piston cylinder 91, sealing groove 911, rubber pad 912, wine spear top cover 92, piston return spring 93, sealing O-ring one 10, wine bag connection O-ring 20, sealing O-ring two 30, sealing O-ring three 40, sealing O-ring four 50, dispenser channel 60, wine faucet 70, air pipe 80, sealing O-ring five 90. DETAILED DESCRIPTION

[0034] The utility model will be further described below in combination with the drawings and examples:

[0035] Referring to the accompanying Figures 1-13 , the embodiment provides a wine spear, which is arranged between a wine barrel mouth 8 and a dispenser, and comprises a wine spear main cover 1, a wine spear combined bottom cover and a valve core 9. After the wine spear combined bottom cover is assembled with the wine spear main cover 1, the wine spear combined bottom cover and the wine spear main cover 1 form a wine spear main body as a whole. The wine spear main body has a gas cavity one 3 and a liquid cavity one 4 arranged in a double-ring shape inside the wine spear main body. The liquid cavity one 4 is arranged on the outer side of the gas cavity one 3. The bottom of the wine spear main body is provided with at least one pair of symmetrically arranged card slots 11.

[0036] The distributor comprises a distributor body 5, an outer shell 51 of the distributor body 5 is a cylinder with an open upper end and a closed bottom end, an annular distributor partition 52 is arranged in the interior of the distributor body 5, the distributor partition 52 divides the inner cavity of the distributor body 5 into a double-ring-shaped gas cavity two 6 and a liquid cavity two 7, the liquid cavity two 7 is arranged on the outer side of the gas cavity two 6, and a vent 53 is arranged on the top of the distributor partition 52; at least one pair of symmetrically arranged sliding block grooves 54 are arranged on the outer edge of the upper portion of the distributor body 5, the sliding block grooves 54 are grooves with openings on the inner side and the upper portion; the distributor body 5 is rotated, the sliding block grooves 54 on the top of the distributor body 5 slide into the clamping grooves 11 on the bottom of the wine spear body, the distributor body 5 is assembled to the lower portion of the wine spear body, the top of the distributor partition 52 of the distributor body 5 axially pushes open the double plugging pieces of the valve core 9, so that the gas cavity two 6 in the distributor body 5 is in communication with the gas cavity one 3 of the wine spear body to form a gas passage, and the liquid cavity two 7 in the distributor body 5 is in communication with the liquid cavity one 4 in the wine spear body to form a liquid passage.

[0037] One end of the distributor passage 60 is connected to the distributor body 5, and the other end is connected to the wine outlet faucet 70. The distributor body 5 is provided with a gas passage and a liquid passage, the gas inlet end of the gas passage is in communication with the gas passage in the interior of the wine outlet faucet 70, and the gas outlet end of the gas passage is in communication with the bottom of the gas cavity two 6. The liquid outlet end of the liquid passage is in communication with the wine liquid passage in the interior of the wine outlet faucet 70, and the liquid inlet end of the liquid passage is in communication with the liquid cavity two 7 in the distributor body 5. The wine spear and the distributor of the utility model can be matched with the wine outlet faucet with the functions of gas inlet and wine outlet.

[0038] Referring to the accompanying drawings Figure 7 The wine spear combination bottom cover comprises a wine spear combination cover one 2A and a wine spear combination cover two 2B, referring to the accompanying drawings Figure 9 The wine spear combination cover one 2A comprises a bottom cover body 21 and an air inlet pipe 22 arranged on the top of the bottom cover body 21, the bottom of the bottom cover body 21 is open, the outer side of the outer shell of the bottom cover body 21 is a plurality of step structures 211 which are uniformly distributed in the circumferential direction, the sidewall of the step structure 211 is provided with a liquid inlet 215, and the inner cavity of the bottom cover body 21 is provided with an annular partition one 212 and an annular partition two 213 which are arranged inside and outside. The length of the annular partition one 212 is greater than that of the annular partition two 213.

[0039] Referring to the accompanying drawings Figure 7, the inside of the wine straw main cover 1 is separated into an inner cavity and an outer cavity by the annular wine straw combined cover two 2B, the inside of the wine straw combined cover two 2B is the inner cavity, the space between the wine straw combined cover two 2B and the wine straw main cover 1 is the outer cavity, an annular mounting groove 15 is arranged on the inner wall of the wine straw main cover 1, the outer shell 51 of the wine straw combined cover one 2A is buckled on the annular mounting groove 15, an inner thread is arranged on the inner cavity wall of the wine straw main cover 1 for being screwed with the wine barrel mouth 8, and a sealing O-shaped ring five 90 is arranged at the connecting position of the wine straw combined cover one 2A and the wine barrel mouth 8.

[0040] The wine straw combined cover two 2B is open upward and downward, an annular step 14 is arranged on the inner wall of the bottom of the wine straw combined cover two 2B, the annular step 14 divides the inner cavity into two parts, the annular partition part one 212 of the bottom cover body 21 is inserted into the upper part of the inner cavity and leaves a liquid outlet gap, and the internal space forms a gas cavity one 3, the annular partition part two 213 of the bottom cover body 21 is inserted into the outer cavity, the bottom of the annular partition part two 213 is connected with the sidewall of the wine straw combined cover two 2B through a step structure and is sealed through a sealing O-shaped ring one 10, the space surrounded by the annular partition part two 213, the wine straw combined cover two 2B and the annular partition part one 212 forms a liquid cavity one 4, the gas cavity one 3 is communicated with the gas inlet pipe 22 at the top of the bottom cover body 21, and the liquid cavity one 4 is communicated with the liquid inlet 215 on the outer shell 51 of the bottom cover body 21.

[0041] Referring to the drawings Figure 7 The valve core 9 comprises a wine straw piston cylinder 91, a wine straw top cover 92 and a piston reset spring 93, the wine straw piston cylinder 91 and the wine straw top cover 92 constitute double sealing members, the upper part of the wine straw piston cylinder 91 is open, the bottom part is opened, the wine straw piston cylinder 91 is arranged in the annular partition part one 212, the bottom part of the wine straw piston cylinder 91 is pressed on the annular step 14 of the wine straw combined cover two 2B to seal the liquid outlet gap, the wine straw top cover 92 is arranged in the inside of the wine straw piston cylinder 91, the wine straw top cover 92 seals the bottom part of the wine straw piston cylinder 91, one end of the piston reset spring 93 is arranged in the gap between the wine straw top cover 92 and the wine straw piston cylinder 91, and the other end of the piston reset spring 93 is arranged in the spring chamber 23 on the bottom end face of the wine straw combined cover one 2A.

[0042] Referring to the drawings Figure 3 and 8, the distributor body 5 distributor partition 52 contains the annular top 521 and the cylindrical partition 522, annular top 521 higher than the distributor body 5 shell 51 upper end surface, the outer diameter of annular top 521 is less than the outer diameter of the cylindrical partition 522, annular top 521 is provided with vent 53, distributor partition 52 from the lower cavity of the inner cavity is inserted into the inside of the wine straw piston cylinder 91, annular top 521 will wine straw top cover 92 open, the gas cavity two 6 of the distributor body 5 is communicated with the gas cavity one 3 through the vent 53 on the annular top 521; the top of the cylindrical partition 522 opens the wine straw piston cylinder 91, the bottom of the wine straw piston cylinder 91 is separated from the annular step 14 on the inner cavity, the liquid gap is exposed, the liquid cavity two 7 of the distributor body 5 is communicated with the liquid cavity one 4.

[0043] Refer to the attached Figure 7 , the bottom of the annular mounting groove 15 of the wine straw main cover 1 is provided with at least one pair of symmetrically arranged L-shaped clamping table 16, and the space between the L-shaped clamping table 16 and the lower side wall of the wine straw combined cover two 2B constitutes the clamping groove 11.

[0044] Refer to the attached Figure 7 and 9 , the middle of the outer side wall of the wine straw combined cover two 2B is provided with step structure two 216, the bottom of the annular partition two 213 of the bottom cover body 21 is provided with step structure one 214 matched with the step structure two 216, and the step structure one 214 at the bottom of the annular partition two 213 is inserted with the step structure two 216 of the wine straw combined cover two 2B and is provided with sealing O-shaped ring one 10.

[0045] Refer to the attached Figure 7 , the annular step 14 of the wine straw combined cover two 2B is provided with sealing boss 141, and the bottom of the wine straw piston cylinder 91 is provided with sealing groove 911 matched with the sealing boss 141 and is provided with rubber pad 912.

[0046] Refer to the attached Figure 3 , the sealing O-shaped ring two 30 is arranged between the shell 51 of the distributor body 5 and the lower side wall of the wine straw combined cover two 2B.

[0047] Refer to the attached Figure 3 , the sealing O-shaped ring three 40 is arranged between the wine straw piston cylinder 91 and the annular partition one 212 of the bottom cover body 21.

[0048] Refer to the attached Figure 3 , the sealing O-shaped ring four 50 is arranged between the top of the cylindrical partition 522 and the bottom of the wine straw piston cylinder 91.

[0049] Refer to the attached Figure 7The air inlet pipe 22 of the wine straw combined cover 2A is provided with external threads and is threadedly connected with the nut on the wine bag, and the connecting position of the air inlet pipe 22 and the nut on the wine bag is provided with a wine bag connecting O-shaped ring 20.

[0050] The use process of the utility model is as follows: the wine straw main cover 1, the wine straw combined cover 2A, the wine straw combined cover 2B and the valve core 9 are assembled into a wine straw, the slider groove 54 at the top of the dispenser main body 5 and the clamping groove 11 at the bottom of the wine straw main cover 1 are staggered, the dispenser main body 5 is rotated, the slider groove 54 at the top of the dispenser main body 5 is slid into the clamping groove 11 at the bottom of the wine straw main cover 1, and the dispenser and the wine straw are quickly assembled. At this time, the annular top platform 521 of the dispenser main body 5 pushes open the wine straw top cover 92 of the valve core 9, the gas cavity two 6 of the dispenser main body 5 is communicated with the gas cavity one 3 of the wine straw main body through the air hole 53 on the annular top platform 521, the top of the cylindrical separation part 522 pushes open the wine straw piston cylinder 91, the wine straw piston cylinder 91 is separated from the annular step 14 on the inner cavity two, and the liquid cavity two 7 of the dispenser main body 5 is communicated with the liquid cavity one 4 of the wine straw main body.

[0051] After the dispenser and the wine straw are assembled, the valve core in the wine straw is in a long opening state, the gas cavity two 6 in the dispenser main body 5 is communicated with the gas cavity one 3 of the wine straw main body to form a gas passage, external air enters the air inlet pipe 80 in the wine barrel from the gas passage in the gas passage in the wine tap 70, the air passage in the dispenser passage 60, the dispenser main body 5 and the gas passage in the wine straw, so as to enter the inside of the wine barrel, so that the pressure in the wine barrel is balanced with the outside and negative pressure does not appear.

[0052] The liquid cavity two 7 in the dispenser main body 5 is communicated with the liquid cavity one 4 in the wine straw main body to form a liquid passage, and the wine liquid in the wine barrel flows out through the wine barrel mouth 8, the liquid inlet 215, the liquid cavity two 7 in the dispenser main body 5, the liquid passage in the wine straw, the liquid passage in the dispenser passage 60 and the wine liquid passage in the wine tap 70 in sequence and is drunk by people.

Claims

1. A wine spear, disposed between the mouth of a wine barrel and a dispenser, characterized in that: The wine straw comprises a main cover (1), a combined bottom cover and a valve core (9). The combined bottom cover is assembled with the main cover (1) to form a main body of the wine straw. The main body of the wine straw has a double-ring-shaped gas cavity (3) and a liquid cavity (4) arranged in a double-ring shape. The liquid cavity (4) is arranged outside the gas cavity (1). The bottom of the main body of the wine straw is provided with at least one pair of symmetrically arranged clamping grooves (11). The main body of the wine straw is internally provided with the valve core (9). The valve core (9) has double sealing members for sealing the bottoms of the gas cavity (3) and the liquid cavity (4), respectively.

2. A wine spear according to claim 1, characterised in that: The distributor comprises a distributor body (5). The outer shell (51) of the distributor body (5) is a cylinder with an open upper end and a closed bottom end. The distributor body (5) is internally provided with a ring-shaped distributor partition (52). The distributor partition (52) divides the inner cavity of the distributor body (5) into a double-ring-shaped gas cavity (6) and a liquid cavity (7). The liquid cavity (7) is arranged outside the gas cavity (6). The top of the distributor partition (52) is provided with a vent (53). The upper edge of the distributor body (5) is provided with at least one pair of symmetrically arranged outwardly protruding sliding block grooves (54). The sliding block grooves (54) are recesses with openings on the inner side and the upper part. The distributor body (5) is rotated. The sliding block grooves (54) on the top of the distributor body (5) are slid into the clamping grooves (11) at the bottom of the main body of the wine straw. The distributor body (5) is assembled to the lower part of the main body of the wine straw. The top of the distributor partition (52) of the distributor body (5) axially pushes open the double sealing members of the valve core (9). The gas cavity (6) in the distributor body (5) is connected with the gas cavity (3) in the main body of the wine straw to form a gas passage. The liquid cavity (7) in the distributor body (5) is connected with the liquid cavity (4) in the main body of the wine straw to form a liquid passage.

3. A wine spear according to claim 2, characterised in that: The combined bottom cover of the wine straw comprises a combined cover one (2A) and a combined cover two (2B). The combined cover one (2A) comprises a bottom cover body (21) and an air inlet pipe (22) arranged on the top of the bottom cover body (21). The bottom of the bottom cover body (21) is open. The outer side of the outer shell of the bottom cover body (21) is provided with a plurality of circumferentially distributed stepped structures (211). The sidewall of the stepped structure (211) is provided with a liquid inlet (215). The inner cavity of the bottom cover body (21) is provided with an annular partition one (212) and an annular partition two (213) arranged inside and outside. The inner part of the wine straw main cover (1) is separated into an inner cavity and an outer cavity by the annular wine straw combined cover two (2B), the inner part of the wine straw combined cover two (2B) is the inner cavity, the space between the wine straw combined cover two (2B) and the wine straw main cover (1) is the outer cavity, the inner wall of the wine straw main cover (1) is provided with an annular mounting groove (15), the outer shell (51) of the wine straw combined cover one (2A) is buckled on the annular mounting groove (15), the inner cavity wall of the wine straw main cover (1) is provided with an inner thread for being threadedly connected with the wine barrel mouth (8); the wine straw combined cover two (2B) is open upward and downward, the bottom inner wall of the wine straw combined cover two (2B) is provided with an annular step (14), the annular step (14) divides the inner cavity into two parts, the annular partition part one (212) of the bottom cover body (21) is inserted into the upper part of the inner cavity, the inner space of the annular partition part one (212) forms a gas cavity one (3), the annular partition part two (213) of the bottom cover body (21) is inserted into the outer cavity, the bottom of the annular partition part two (213) is inserted and sealed by the sealing O-shaped ring one (10) through the step structure with the sidewall of the wine straw combined cover two (2B), the space formed by the annular partition part two (213), the wine straw combined cover two (2B) and the annular partition part one (212) forms a liquid cavity one (4), the gas cavity one (3) is communicated with the gas inlet pipe (22) at the top of the bottom cover body (21), the liquid cavity one (4) is communicated with the liquid inlet (215) on the outer shell (51) of the bottom cover body (21); The valve core (9) comprises a wine straw piston cylinder (91), a wine straw top cover (92) and a piston return spring (93), the wine straw piston cylinder (91) and the wine straw top cover (92) constitute double sealing parts, the upper part of the wine straw piston cylinder (91) is open, the bottom part is opened, the wine straw piston cylinder (91) is arranged in the annular partition part one (212), the bottom of the wine straw piston cylinder (91) is pressed on the annular step (14) of the wine straw combined cover two (2B), the inner part of the wine straw piston cylinder (91) is provided with the wine straw top cover (92), the wine straw top cover (92) seals the bottom of the wine straw piston cylinder (91), one end of the piston return spring (93) is arranged in the gap between the wine straw top cover (92) and the wine straw piston cylinder (91), the other end of the piston return spring (93) is arranged in the spring chamber (23) on the bottom end face of the wine straw combined cover one (2A). The distributor partition (52) of the distributor body (5) comprises an annular top platform (521) and a cylindrical partition (522) in communication with each other, the annular top platform (521) is higher than the upper end surface of the shell (51) of the distributor body (5), the outer diameter of the annular top platform (521) is smaller than that of the cylindrical partition (522), the annular top platform (521) is provided with a vent (53), the distributor partition (52) is inserted into the inside of the wine straw piston cylinder (91) from the lower cavity of the inner cavity, the annular top platform (521) pushes open the wine straw top cover (92), the gas cavity two (6) of the distributor body (5) is in communication with the gas cavity one (3) through the vent (53) on the annular top platform (521); the top of the cylindrical partition (522) pushes open the wine straw piston cylinder (91), the bottom of the wine straw piston cylinder (91) is separated from the annular step (14) on the inner cavity, the liquid cavity two (7) of the distributor body (5) is in communication with the liquid cavity one (4).

4. A wine spear according to claim 3, characterised in that: The bottom of the annular mounting groove (15) of the wine straw main cover (1) is provided with at least one pair of symmetrically arranged L-shaped clamping platforms (16), and the space between the L-shaped clamping platforms (16) and the lower side wall of the wine straw combined cover two (2B) forms a clamping groove (11).

5. A wine spear according to claim 4, characterised in that: The middle part of the outer side wall of the wine straw combined cover two (2B) is provided with a step structure two (216), the bottom of the annular partition two (213) of the bottom cover body (21) is provided with a step structure one (214) matched with the step structure two (216), the step structure one (214) at the bottom of the annular partition two (213) is inserted with the step structure two (216) of the wine straw combined cover two (2B) and is provided with a sealing O-shaped ring one (10).

6. A wine spear according to claim 3, characterised in that: The annular step (14) of the wine straw combined cover two (2B) is provided with a sealing boss (141), the bottom of the wine straw piston cylinder (91) is provided with a sealing groove (911) matched with the sealing boss (141) and is provided with a rubber pad (912).

7. A wine spear according to claim 4, characterised in that: The shell (51) of the distributor body (5) and the lower side wall of the wine straw combined cover two (2B) are provided with a sealing O-shaped ring two (30).

8. A wine spear according to claim 3, characterised in that: The wine straw piston cylinder (91) and the annular partition one (212) of the bottom cover body (21) are provided with a sealing O-shaped ring three (40).

9. A wine spear according to claim 3, characterised in that: The top of the cylindrical partition (522) and the bottom of the wine straw piston cylinder (91) are provided with a sealing O-shaped ring four (50).

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