CN208900724U

CN208900724U - A kind of charge valve for beer on draft preservation drum

Info

Publication number: CN208900724U
Application number: CN201821504847.3U
Authority: CN
Inventors: 叶晓阳; 罗邦才
Original assignee: Ningbo Major Draft Beer Equipment Co Ltd
Current assignee: Ningbo Major Draft Beer Equipment Co Ltd
Priority date: 2018-09-14
Filing date: 2018-09-14
Publication date: 2019-05-24
Anticipated expiration: 2028-09-14

Abstract

The utility model discloses a kind of charge valves for beer on draft preservation drum comprising charge valve connector, inflation valve body, spool, reset spring and charge valve plug；The bottom end of inflation valve body offers spring mounting hole, and the top of the inflation valve body offers the inflation counterbore of perforation spring mounting hole；The top of spool is equipped with thimble；The centre of charge valve plug offers venthole；It is threadedly coupled between inflation valve body and charge valve connector by fixed thread section with the matching of fixing screwed hole to achieve a fixed connection；Spool, reset spring and charge valve plug three from top to bottom successively Matching installation in inflation valve body spring mounting hole in；The thimble gap of spool is socketed at the aperture of inflation counterbore and gos deep into the macropore of the inflation counterbore；Charge valve plug matches the bottom end for being fixed on spring mounting hole；Reset spring is placed between the bottom end of spool and the top of charge valve plug.The utility model prevents gas leakage situation from occurring using air pressure and reset spring dual force collective effect.

Description

A kind of charge valve for beer on draft preservation drum

Technical field

The utility model belong to valve body technical field more particularly to a kind of charge valve for beer on draft preservation drum.

Background technique

Beer on draft is exactly the beer by micro-pore-film filtration, and ordinary beer is the beer by high temperature sterilization.It was both different from By bottled, the tinned bottled beer of high temperature sterilization, also different from not by the beer on tap of sterilization, but a kind of pure natural, nothing Pigment, preservative free, not sugaring, the quality liquor that any essence is not added, vegetal pole horn of plenty.Beer on draft is one of beer Wang Guozhong Wonderful work, the ratio in world beer consumption are higher and higher.Being by the battled (canned) beer that people are described as " beer Normal juice " will be top quality Pure mellow wine is directly injected into totally enclosed stainless steel barrel from production line, is filled with carbon dioxide with device for beer on draft when drinking, and use device for beer on draft Control fill a wine cup at 3~8 DEG C, is directly got in stein in device for beer on draft when drinking, avoids contact of the beer with air, make beer Wine is fresher, more honest, foam is richer, more tasty and more refreshing when drinking, and enjoys endless aftertastes.The saccharomycete contained in beer on draft has and promotees Into gastric secretion, the effect for improving a poor appetite, reinforcing digestion.But must be sold using complicated special equipment due to beer on draft and Storage not can enter huge numbers of families to limit the universal of it.

With the development of beer on draft container technique, common beer on draft container is using feeder (providing carbon dioxide) and beer The mode that bucket is provided separately carries very inconvenient；And although the iron Buddha's warrior attendant 5L that Heineken Beer is released compensates for drawbacks described above, can incite somebody to action The quality of fresh bucket beer keeps to the final a drop, but since fat cannot be reused, and causes valence high and unfavorable environmental protection, while wine Subsidiary carbon dioxide compression systems (being fixed with glue) are mutually mixed with wine liquid in bucket, and consumer is allowed to throw doubt upon its health.Commonly Beer on draft container feeder inside gas be it is constant, people can not inflate after internal gas is finished for it, thus It can not reuse again；And when air pressure inside is inadequate, if there are also residues for beer on draft, will lead to remaining beer on draft can not also go out again Come, causes to waste.Therefore, it is essential for being equipped with a charge valve for beer on draft container.

In addition, charge valve is the one-way cock that can unidirectionally inflate.And common charge valve often all passes through Elastic device realizes inverse closing, and when elastic device failure, one-way flow function would not also exist.

Utility model content

(1) technical problems to be solved

The technical problem to be solved by the present invention is to provide the beer on drafts that is used for of a kind of ease of assembly and included protection cap to protect The charge valve of fresh bucket.

(2) technical solution

In order to solve the above technical problems, the utility model provides a kind of charge valve for beer on draft preservation drum comprising fill Air valve connector, inflation valve body, spool, reset spring and charge valve plug；Fixed thread is arranged in the Basolateral for inflating valve body Section, the centre of charge valve connector offers fixing screwed hole that is co-axial and matching with fixed thread section；Inflate valve body Bottom end offer spring mounting hole that is co-axial and matching with reset spring, the top of the inflation valve body offers therewith Inflation counterbore that is coaxial and penetrating through spring mounting hole, the small aperture of the inflation counterbore are less than the aperture of spring mounting hole；Spool Outer diameter be greater than the small aperture of inflation counterbore, the outer diameter of the spool is less than the aperture of spring mounting hole；The top of spool is arranged There is thimble co-axial and with the socket cooperation of inflation counterbore gap；The centre of charge valve plug offers perforative venthole；

Connected between the inflation valve body and charge valve connector by the matching screw thread of fixed thread section and fixing screwed hole It fetches and achieves a fixed connection；Spool, reset spring and charge valve plug three from top to bottom successively Matching installation in inflation valve body Spring mounting hole in；The thimble gap of spool is socketed at the aperture of inflation counterbore and deeply to the macropore of the inflation counterbore In；Charge valve plug matches the bottom end for being fixed on spring mounting hole；Reset spring is placed in bottom end and the charge valve plug of spool Top between.

Wherein, spool includes thimble, sealing ring and core；The top of core offers the socket counterbore being not penetrated； The outer diameter of sealing ring and the macropore diameter of socket counterbore match, the big hole depth phase of the thickness and socket counterbore of the sealing ring Match；The centre bore aperture of sealing ring and the small aperture of socket counterbore match；The bottom end of thimble be provided with it is co-axial and with The sleeving connecting rod that the aperture of socket counterbore matches；

The sealing ring matching is socketed in the macropore of socket counterbore of core, in the sleeving connecting rod perforation sealing ring of thimble Heart hole simultaneously matches in the aperture for being socketed on and being socketed counterbore.

Wherein, the bottom end for inflating counterbore is provided with co-axial and protrudes into the protrusion ring in spring mounting hole；Prominent ring The diameter on top is greater than the centre bore aperture of sealing ring, and the diameter on the top of the protrusion ring is less than the outer diameter of sealing ring.

Wherein, the bottom end of spool is provided with the limition orientation column for the socket that matches with reset spring.

Wherein, the top for inflating valve body is provided with the protective cover of covering inflation counterbore.

Wherein, connecting rod normal thereto is provided on protective cover, the top surface for inflating valve body is provided with and connecting rod phase The connecting hole matched；Protective cover is inserted into connecting hole by connecting rod to realize and inflate being fixedly connected between valve body.

Wherein, the bottom end of charge valve plug and spring mounting hole is connected through a screw thread fixation.

Wherein, the end of fixed thread section is provided with step surface, sets between the step surface and the top surface of charge valve connector It is equipped with the first O-ring seal.

Wherein, it inflates and is provided with the second matching O-ring seal on the macropore inner wall of counterbore.

Wherein, it inflates and is provided with co-axial hexahedron on the outside of valve body.

(3) beneficial effect

Compared with prior art, the utility model is using in the reset response power of reset spring and the air cavity of beer on draft preservation drum The air pressure in portion, the two collective effect prevent the gas of the air cavity of beer on draft preservation drum from leaking out from charge valve, improve charge valve Sealing performance；When the failure of the reset response power of reset spring, as long as the air pressure in the air cavity of beer on draft preservation drum reaches big, the gas Pressure can also act solely on the lower port of seal spool inflation counterbore, prevent gas from leaking out from charge valve, effectively mention The high service life of charge valve；Wherein, the extruded sealing structure between prominent ring and sealing ring, it is ensured that this charge valve Favorable sealing property；In addition, the separated structure between thimble and spool, can very easily replace thimble；And protective cover is set The effect of setting, dust-proof protection can be played.

Detailed description of the invention

Fig. 1 is structural schematic diagram of the utility model for the charge valve of beer on draft preservation drum.

Fig. 2 is structural representation cross-sectional view of the utility model for the charge valve of beer on draft preservation drum.

Description of symbols: 1, charge valve connector；2, valve body is inflated；3, spool；4, reset spring；5, valve plug is inflated Head；6, protective cover；7, the first O-ring seal；8, the second O-ring seal；11, fixing screwed hole；21, fixed thread section；22, bullet Spring mounting hole；23, counterbore is inflated；24, prominent ring；25, connecting hole；26, hexahedron；31, thimble；32, sealing ring；33, core Body；34, limition orientation column；51, venthole；61, connecting rod；211, step surface；311, sleeving connecting rod；331, it is socketed counterbore.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment cannot be used to limit the scope of the utility model for illustrating the utility model.

Fig. 1 is structural schematic diagram of the utility model for the charge valve of beer on draft preservation drum, and Fig. 2 is that the utility model is used for The structural representation cross-sectional view of the charge valve of beer on draft preservation drum, this charge valve for beer on draft preservation drum of major embodiment is by inflating Connections that valve connector 1, inflation valve body 2, spool 3, reset spring 4 and charge valve plug 5 form and its between them are closed System, and protective cover 6, the first O-ring seal 7 and the second O-ring seal 8 are reflected emphatically.

Structure of the utility model for the charge valve of beer on draft preservation drum is as shown in Figures 1 and 2, this is used for beer on draft preservation drum Charge valve include charge valve connector 1, inflation valve body 2, spool 3, reset spring 4 and charge valve plug 5；Inflate valve body 2 Basolateral be arranged fixed thread section 21, the centre of charge valve connector 1 offer it is co-axial and with 21 phase of fixed thread section Matched fixing screwed hole 11；The bottom end of inflation valve body 2 offers spring that is co-axial and matching with reset spring 4 and installs Hole 22, the top of the inflation valve body 2 offer inflation counterbore 23 that is co-axial and penetrating through spring mounting hole 22, the inflation counterbore 23 small aperture is less than the aperture of spring mounting hole 22；The outer diameter of spool 3 is greater than the small aperture of inflation counterbore 23, the spool 3 outer diameter is less than the aperture of spring mounting hole 22；The top of spool 3 is provided with co-axial and is socketed with inflation 23 gap of counterbore The thimble 31 of cooperation；The centre of charge valve plug 5 offers co-axial and perforative venthole 51；The inflation valve body 2 and It is threadedly coupled between charge valve connector 1 by fixed thread section 21 with the matching of fixing screwed hole 11 to achieve a fixed connection； Spool 3, reset spring 4 and 5 three of charge valve plug from top to bottom successively Matching installation in inflation valve body 2 spring mounting hole 22 It is interior；31 gap of thimble of spool 3 is socketed at the aperture of inflation counterbore 23 and gos deep into the macropore of the inflation counterbore 23；Inflation Valve plug head 5 matches the bottom end for being fixed on spring mounting hole 22；Reset spring 4 is placed in bottom end and the charge valve plug 5 of spool 3 Between top.The utility model using the above structure, can use the reset response power of reset spring 4 and the gas of beer on draft preservation drum The air pressure in intracavitary portion, the two collective effect prevent the gas of the air cavity of beer on draft preservation drum from leaking out from charge valve, and raising is filled The sealing performance of air valve；When the failure of the reset response power of reset spring, as long as the air pressure in the air cavity of beer on draft preservation drum is enough big, It there will not be gas to leak out from charge valve, effectively increase the service life of charge valve.

As shown in Fig. 2, spool 3 includes thimble 31, sealing ring 32 and core 33 in the present embodiment；It opens on the top of core 33 The socket counterbore 331 being not penetrated equipped with one, being not penetrated can prevent gas from directly leaking from socket counterbore 331；Sealing ring The macropore diameter of 32 outer diameter and socket counterbore 331 matches, the thickness of the sealing ring 32 and the big hole depth of socket counterbore 331 Match；The centre bore aperture of sealing ring 32 and the small aperture of socket counterbore 331 match；The bottom end of thimble 31 be provided with The coaxial and sleeving connecting rod 311 that matches with the aperture of socket counterbore 331；The sealing ring 32 matches the set for being socketed on core 33 In the macropore for connecing counterbore 331, the sleeving connecting rod 311 of thimble 31 penetrates through the centre bore of sealing ring 32 and matching is socketed on socket counterbore In 331 aperture.The spool of the utility model using the above structure, good sealing is reached using the elasticity of sealing ring 32 Property, prevent gas permeation；Wherein, thimble 31 is separate type, and the outer diameter of thimble 31 is greater than the outer diameter of sleeving connecting rod 311, convenient Thimble 31 takes out from inflation counterbore 23, convenient for the replacement of thimble 31.

As shown in Fig. 2, the bottom end of inflation counterbore 23 is provided with co-axial and protrudes into spring mounting hole 22 in the present embodiment Interior protrusion ring 24；The diameter on the top of prominent ring 24 is greater than the centre bore aperture of sealing ring 32, the top of the protrusion ring 24 Diameter is less than the outer diameter of sealing ring 32.The utility model using the above structure, allows prominent ring 24 in the work of reset spring 4 Flexible sealing ring 32 is firmly resisted down, sealing performance is improved, to prevent gas permeation.

As shown in Fig. 2, the bottom end of spool 3 is provided with the limition orientation for the socket that matches with reset spring 4 in the present embodiment Column 34, the limition orientation column 34 matching are socketed in reset spring 4, play the role of limition orientation to reset spring 4, are prevented multiple The case where position offset of spring 4 leads to gas permeation appearance.

As shown in Figures 1 and 2, in the present embodiment, the top of inflation valve body 2 is provided with the protective cover of covering inflation counterbore 23 6, to it is non-aerating when inflation counterbore 23 play the role of dust-proof protection.

As shown in Figures 1 and 2, in the present embodiment, it is provided with connecting rod 61 normal thereto on protective cover 6, inflates valve body 2 Top surface be provided with the connecting hole 25 to match with connecting rod 61；Protective cover 6 is inserted into connecting hole 25 by connecting rod 61 to realize Being fixedly connected between inflation valve body 2.Wherein, protective cover 6 can be rotated using the axial line of connecting rod 61 as axle center；When When needing to inflate, it is only necessary to rotate protective cover 6 to exposing and inflate counterbore 23；When not needing inflation, also only need to rotate Protective cover 6, which covers inflation counterbore 23, can play the role of proofing dust and protecting.

As shown in Fig. 2, the bottom end of charge valve plug 5 and spring mounting hole 22 is connected through a screw thread fixation in the present embodiment. Wherein, the bottom end of charge valve plug 5 and spring mounting hole 22 can also be realized detachable solid by the structure of rotary clamping Fixed connection.In addition, the venthole 51 of charge valve plug 5 can be Hexagon hole, facilitates using allen wrench and realize screw thread Connection.

As shown in Fig. 2, the end of fixed thread section 21 is provided with step surface 211 in the present embodiment, the step surface 211 with The first O-ring seal 7 is provided between the top surface of charge valve connector 1, effectively prevent the gas intracavity gas of beer on draft preservation drum from The threaded connection place of inflation valve body 2 and charge valve connector 1 between the two leaks out, and improves gas seal property.

As shown in Figures 1 and 2, it in the present embodiment, inflates and is provided with the 2nd matching O on the macropore inner wall of counterbore 23 Type sealing ring 8.Second O-ring seal of the utility model setting, so that people pass through gas of the air charging system to beer on draft preservation drum When interacvity air-filling, sealing can be played the role of, prevent gas leakage in gas replenishment process.

As shown in Figure 1, the outside of inflation valve body 2 is provided with co-axial hexahedron 26 in the present embodiment, facilitate people Using Wrench inflation valve body 2 threaded connection be fixed in the fixing screwed hole 11 of charge valve connector 1.

This product is when non-aerating, under the active force of reset spring 4, top pillar spool 3, so that the sealing ring 32 of spool 3 Prominent ring 24 is resisted to realize sealing, so that the gas in portion will not go out from inflation counterbore 23；Wherein, protective cover 6 can cover Lid inflates counterbore 23 to play the role of dust-proof protection.When this charge valve is in inflation, air charging system opens thimble 31, so that valve The sealing ring 32 of core 3 and prominent ring 24 are detached from, so that the high pressure in air charging system be allowed to enter beer on draft preservation drum by charge valve In air cavity；And the second O-ring seal 8 can play sealing function to air charging system, prevent from having in gas replenishment process gas from filling It lets out at gas counterbore 23.In addition, being inflated in the air cavity of beer on draft preservation drum when reset spring 4 fails and reaching certain After more than air pressure, spool 3 can also be pushed to play sealing function by the air pressure inside the air cavity of beer on draft preservation drum.

The above is only preferred embodiments of the present invention, it is noted that for the ordinary skill people of the art Member for, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the protection scope of the utility model.

Claims

1. a kind of charge valve for beer on draft preservation drum, it is characterised in that: the charge valve for beer on draft preservation drum includes filling Air valve connector (1), inflation valve body (2), spool (3), reset spring (4) and charge valve plug (5)；The inflation valve body (2) Basolateral be arranged fixed thread section (21), the centre of the charge valve connector (1) offer it is co-axial and with fixation The fixing screwed hole (11) that thread segment (21) matches；The bottom end of inflation valve body (2) offers co-axial and and reset spring (4) spring mounting hole (22) to match, the top of the inflation valve body (2) offer co-axial and perforation spring mounting hole (22) small aperture of inflation counterbore (23), inflation counterbore (23) is less than the aperture of spring mounting hole (22)；The valve The outer diameter of core (3) is greater than the small aperture of inflation counterbore (23), and the outer diameter of the spool (3) is less than the hole of spring mounting hole (22) Diameter；The top of spool (3) is provided with thimble (31) co-axial and with the socket cooperation of inflation counterbore (23) gap；The inflation The centre of valve plug head (5) offers perforative venthole (51)；

Pass through fixed thread section (21) and fixing screwed hole (11) between inflation valve body (2) and charge valve connector (1) Matching is threadedly coupled to achieve a fixed connection；The spool (3), reset spring (4) and charge valve plug (5) three are from top to bottom Successively Matching installation is in the spring mounting hole (22) of inflation valve body (2)；It is heavy that thimble (31) gap of spool (3) is socketed on inflation At the aperture in hole (23) and go deep into the macropore of the inflation counterbore (23)；Spring installation is fixed in charge valve plug (5) matching The bottom end in hole (22)；Reset spring (4) is placed between the bottom end of spool (3) and the top of charge valve plug (5).

2. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: the spool (3) includes top Needle (31), sealing ring (32) and core (33)；The top of the core (33) offers the socket counterbore being not penetrated (331)；The outer diameter of the sealing ring (32) and the macropore diameter of socket counterbore (331) match, the thickness of the sealing ring (32) Match with the big hole depth of socket counterbore (331)；The centre bore aperture of sealing ring (32) and the aperture hole of socket counterbore (331) Diameter matches；The bottom end of the thimble (31) is provided with socket that is co-axial and matching with the aperture of socket counterbore (331) Bar (311)；

Sealing ring (32) matching is socketed in the macropore of socket counterbore (331) of core (33), the set of the thimble (31) Extension bar (311) penetrates through the centre bore of sealing ring (32) and matching is socketed in the aperture of socket counterbore (331).

3. the charge valve according to claim 2 for beer on draft preservation drum, it is characterised in that: inflation counterbore (23) Bottom end is provided with co-axial and protrudes into the protrusion ring (24) in spring mounting hole (22)；The top of the prominent ring (24) it is straight Diameter is greater than the centre bore aperture of sealing ring (32), and the diameter on the top of the protrusion ring (24) is less than the outer diameter of sealing ring (32).

4. the charge valve according to claim 1 or 2 for beer on draft preservation drum, it is characterised in that: the bottom of the spool (3) End is provided with the limition orientation column (34) for the socket that matches with reset spring (4).

5. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: inflation valve body (2) Top is provided with the protective cover (6) of covering inflation counterbore (23).

6. the charge valve according to claim 5 for beer on draft preservation drum, it is characterised in that: set on the protective cover (6) It is equipped with connecting rod normal thereto (61), the top surface of inflation valve body (2) is provided with the connection to match with connecting rod (61) Hole (25)；Protective cover (6) is realized and is inflated the fixed company between valve body (2) by connecting rod (61) insertion connecting hole (25) It connects.

7. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: the charge valve plug (5) Fixation is connected through a screw thread with the bottom end of spring mounting hole (22).

8. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: the fixed thread section (21) End be provided with step surface (211), be provided with the first O between the step surface (211) and the top surface of charge valve connector (1) Type sealing ring (7).

9. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: inflation counterbore (23) Matching the second O-ring seal (8) is provided on macropore inner wall.

10. the charge valve according to claim 1 for beer on draft preservation drum, it is characterised in that: inflation valve body (2) Outside is provided with co-axial hexahedron (26).