CN110759302B - Negative pressure filling valve - Google Patents
Negative pressure filling valve Download PDFInfo
- Publication number
- CN110759302B CN110759302B CN201911035604.9A CN201911035604A CN110759302B CN 110759302 B CN110759302 B CN 110759302B CN 201911035604 A CN201911035604 A CN 201911035604A CN 110759302 B CN110759302 B CN 110759302B
- Authority
- CN
- China
- Prior art keywords
- valve
- wall
- sleeve
- corrugated pipe
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/26—Filling-heads; Means for engaging filling-heads with bottle necks
- B67C3/2614—Filling-heads; Means for engaging filling-heads with bottle necks specially adapted for counter-pressure filling
- B67C3/2617—Filling-heads; Means for engaging filling-heads with bottle necks specially adapted for counter-pressure filling the liquid valve being opened by mechanical or electrical actuation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/26—Filling-heads; Means for engaging filling-heads with bottle necks
- B67C2003/2671—Means for preventing foaming of the liquid
Landscapes
- Lift Valve (AREA)
Abstract
The invention discloses a negative pressure filling valve, comprising: the valve comprises a valve seat, a lower valve body and the valve seat are elastically and movably connected, a valve port is formed at the bottom of the lower valve body, a corrugated pipe is arranged in the valve seat, the upper end and the lower end of the corrugated pipe are respectively fixed with the valve seat and the lower valve body in a sealing mode, an inner cavity of the corrugated pipe is communicated with an inner cavity of the valve seat above the corrugated pipe to form an upper valve cavity, an inner cavity of the lower valve body forms a lower valve cavity, the lower valve cavity is communicated with the valve port, the upper end of a valve core extends out of the top of the valve seat, the bottom of the valve core is connected with an air return pipe, a lower port of the air return pipe is located outside the valve port, the valve core is hollow to form a gas passage, the gas passage is communicated with the air return pipe, a sealing sleeve is fixedly arranged on the valve core, and a blocking part is arranged on the inner wall of the lower port of the corrugated pipe. The invention has the advantages that: the structure is simplified, the sealing effect is good, and various feed liquids are used for filling.
Description
Technical Field
The invention relates to the technical field of liquid filling equipment, in particular to a negative pressure filling valve.
Background
The negative pressure filling valve can realize high-speed filling, so the negative pressure filling valve is widely applied to various filling production lines. The conventional negative pressure filling valve has a common problem: the filling valve has a poor sealing effect between a movable component and a fixed component, the movable component generally comprises a valve body and a component, the valve body moves upwards after the bottle is pressed upwards, the component is connected with the valve body, and the fixed component comprises: a valve seat, a guide sleeve arranged on the valve seat, and the like.
In order to better adapt to the filling requirement of rapid development, a new negative pressure filling valve is developed by the company so as to adapt to the filling requirements of different feed liquids, such as wine, vinegar and the like.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the negative pressure filling valve has the advantages of wide application range, high sealing reliability and good filling stability.
In order to solve the problems, the invention adopts the technical scheme that: negative pressure filling valve includes: the valve comprises a valve seat, a lower valve body is arranged below the valve seat and is elastically and movably connected with the valve seat through an elastic component, the lower valve body can move up and down relative to the valve seat, a valve port is arranged at the bottom of the lower valve body, a corrugated pipe is arranged in the valve seat, the upper end of the corrugated pipe is fixed with the valve seat in a sealing manner, the lower end of the corrugated pipe is fixed with the inner wall of the lower valve body in a sealing manner, the inner cavity of the corrugated pipe is communicated with the inner cavity of the valve seat above the corrugated pipe to form an upper valve cavity, the inner cavity of the lower valve body forms a lower valve cavity, the lower valve cavity is communicated with the valve port, a valve core is arranged in the upper valve cavity in a penetrating manner, the upper end of the valve core extends out of the top of the valve seat, the bottom of the valve core is connected with a gas return pipe, the gas return pipe is arranged in the lower valve cavity, the lower port of the gas return pipe is positioned outside the valve port, the gas passage is communicated with the gas return pipe, a sealing sleeve is fixedly arranged on the valve core, and a blocking part is arranged on the inner wall of the lower port of the corrugated pipe, under the action of the elastic component, the blocking part of the corrugated pipe can be blocked on the sealing sleeve of the valve core in a sealing way, so that the upper valve cavity is separated from the lower valve cavity.
Further, aforementioned negative pressure filling valve, wherein, the structure of seal cover includes: the sleeve comprises a sleeve body, wherein the lower end part of the sleeve body protrudes outwards to form a sealing retainer ring, the outer wall of the sealing retainer ring is provided with a circle of sealing surface, the circle of sealing surface protrudes out of the outer wall of the sealing retainer ring, and the circle of sealing surface is a conical surface with the diameter gradually increasing from top to bottom; the outer wall of the sleeve body above the sealing retainer ring is also provided with a plurality of flow guide convex ribs which are spirally downward and gradually guide towards the direction of the inner wall of the valve cavity, and a flow guide channel which guides the feed liquid to flow spirally downward and towards the direction of the inner wall of the valve cavity is formed between the adjacent flow guide convex ribs.
Furthermore, in the negative pressure filling valve, an inner wall of the lower port of the bellows protrudes inwards to form a blocking flange, the lower port of the bellows below the blocking flange is a tapered port with an inner diameter gradually increasing from top to bottom, and a blocking portion is formed on the tapered inner wall of the tapered port region; when the blocking part blocks with the sealing surface of the sealing sleeve in a sealing way, the upper valve cavity is separated from the lower valve cavity.
Further, according to the negative pressure filling valve, the upper port of the lower valve body is fixedly connected with the guide sleeve in a threaded manner, the guide sleeve is located between the corrugated pipe and the valve seat, and the guide sleeve moves up and down under the guidance of the inner wall of the valve seat.
Still further, aforesaid negative pressure filling valve, wherein, the sealing connection structure between the lower extreme of bellows and the inner wall of lower valve body includes: the inner wall of the upper end part of the lower valve body is provided with a first blocking step, the outer wall of the lower port part of the corrugated pipe is provided with a second blocking step, a casing pipe of a half structure is arranged outside the corrugated pipe, the casing pipe is supported on the first blocking step and the second blocking step, the casing pipe is clamped at the bottom of the guide sleeve, and when the lower valve body is fastened with the guide sleeve in a threaded mode, the inner wall of the lower valve body is clamped and sealed with the outer wall of the lower port part of the corrugated pipe.
Still further, in the negative pressure filling valve, a sealing ring is further arranged between the bottom of the corrugated pipe and the inner wall of the lower valve body.
Further, aforementioned negative pressure filling valve, wherein, the structure of valve seat includes: the bottom of the valve seat connecting block is fixedly connected with a valve sleeve through a bolt, and the edge of the opening part at the upper end of the corrugated pipe is fixedly clamped in a clamping gap between the valve seat connecting block and the valve sleeve in a sealing manner; two guide rings are arranged on the inner wall of the valve sleeve at intervals, and the outer wall of the guide sleeve is in contact with the inner wall of the guide ring.
Furthermore, in the negative pressure filling valve, the elastic component is a spring, a spring seat is arranged on the outer wall of the upper end of the lower valve body, and the spring is sleeved on the spring seat of the valve sleeve and the spring seat of the lower valve body.
Furthermore, in the negative pressure filling valve, a guide rod is arranged outside the spring, the guide rod is fixed on the valve sleeve, the guide rod is arranged in the guide groove in a penetrating manner, the guide groove is arranged on the lower valve body, and the lower valve body can only move up and down relative to the guide rod under the guide of the guide groove and cannot rotate.
Further, in the negative pressure filling valve, the bellows is made of polytetrafluoroethylene.
The invention has the advantages that: the upper valve cavity is made of a corrugated pipe made of polytetrafluoroethylene, and the corrugated pipe can play a good corrosion-resistant role, so that the negative pressure filling valve is suitable for various materials, such as mature vinegar, white spirit, cooking wine, beverages and the like, and can also be suitable for filling hot materials or cold materials. And the upper valve cavity adopts a corrugated pipe, and the upper end and the lower end of the corrugated pipe are respectively connected with the valve seat and the lower valve body in a sealing manner, so that the sealing structure of the valve body is simplified, and the sealing effect is effectively improved. And thirdly, the lower end part of the corrugated pipe is provided with a sleeve of a half structure, and the sealing connection between the corrugated pipe and the inner wall of the lower valve body can be realized under the threaded connection between the lower valve body and the guide sleeve, so that the structure is simple and reliable. And fourthly, the sealing sleeve plays dual roles of sealing and guiding, and the guiding channel between the adjacent guiding convex ribs can play a good guiding role, so that the feed liquid in the upper valve cavity moves towards the inner wall of the valve cavity along the guiding channel, the generation of foam can be effectively avoided, and the filling stability is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the negative pressure filling valve of the present invention.
Figure 2 is a schematic perspective view of the gland of figure 1.
Figure 3 is an enlarged schematic view of the gland of figure 1.
Detailed Description
The invention is described in further detail below with reference to the figures and preferred embodiments.
As shown in fig. 1, the negative pressure filling valve includes: the valve seat 1, the valve seat below sets up lower valve body 2, and lower valve body 2 passes through elastomeric element and valve seat 1 elastic connection, and lower valve body 2 can be relative valve seat 1 up-and-down motion. The elastic member in this embodiment is a spring 9. The bottom of the lower valve body 2 is provided with a valve port 21. The corrugated pipe 3 is arranged in the valve seat 1, the corrugated pipe 3 is made of corrosion-resistant polytetrafluoroethylene, the upper end of the corrugated pipe 3 is fixed with the valve seat 1 in a sealing mode, the lower end of the corrugated pipe 3 is fixed with the inner wall of the lower valve body 2 in a sealing mode, the inner cavity of the corrugated pipe 3 is communicated with the inner cavity of the valve seat 1 above the corrugated pipe 3 to form an upper valve cavity 4, a liquid inlet 41 is formed in the valve seat at the top of the upper valve cavity 4, a lower valve cavity 5 is formed in the inner cavity of the lower valve body 2, and the lower valve cavity 5 is communicated with the valve port 21. The valve core 6 penetrates through the upper valve cavity 4, the valve core 6 is fixedly connected with the top of the valve seat 1, the upper end of the valve core 6 extends out of the top of the valve seat 1, the bottom of the valve core 6 is connected with the air return pipe 7, the air return pipe 7 penetrates through the lower valve cavity 5, and the lower port of the air return pipe 7 is located outside the valve port 21. The valve core 6 is hollow to form a gas channel 61, and the gas channel 61 is communicated with the muffler 7. The valve core 6 is fixedly provided with a sealing sleeve 8, the inner wall of the opening at the lower end of the corrugated pipe 3 is provided with a blocking part 321, the lower valve body 2 always has the trend of being far away from the valve seat 1 under the action of the spring 9, and the blocking part 321 of the corrugated pipe 3 can be sealed and blocked on the sealing sleeve 8 of the valve core 6, so that the upper valve cavity 4 is separated from the lower valve cavity 5, namely the valve is closed. During filling, the bottle mouth at the bottom of the valve port 21 is pressed upwards against the lower valve body 2, so that the lower valve body 2 moves upwards against the elastic force of the spring 9, and when the blocking part 321 is separated from the sealing sleeve 8, the upper valve cavity 4 is communicated with the lower valve cavity 5, namely, the valve is opened.
As shown in fig. 2 and 3, in the present embodiment, the sealing sleeve 8 includes: the sleeve body 81, the lower tip of the sleeve body 81 outwards protrusion forms the sealing retaining ring 82, be provided with round sealing surface 821 on the outer wall of sealing retaining ring 82, round sealing surface 821 protrusion in the outer wall of sealing retaining ring 82, and round sealing surface 821 is the conical surface that the diameter from top to bottom becomes bigger gradually. The outer wall of the sleeve body 81 above the sealing retainer 82 is further provided with a plurality of flow guide convex ribs 83 which are spirally downward and gradually guide towards the inner wall direction of the valve cavity, and a flow guide channel 831 which guides the feed liquid to flow spirally downward and towards the inner wall direction of the valve cavity is formed between the adjacent flow guide convex ribs 83. The purpose of arranging the flow guide passage 831 is: the feed liquid moves downwards along the inner wall of the valve cavity under the guidance of the flow guide channel 831, thereby avoiding the mutual interference between the feed liquid, reducing the generation of foam and improving the filling stability.
The inner wall of the lower port part of the corrugated pipe 3 protrudes inwards to form a blocking flange 32, the lower port of the corrugated pipe 3 below the blocking flange 32 is a conical port with the inner diameter gradually increasing from top to bottom, and the conical inner wall of the conical port area forms a blocking part 321; when the blocking portion 321 is blocked with the sealing surface 821 of the sealing sleeve 8, the upper valve chamber 4 is blocked from the lower valve chamber 5.
In order to ensure that the valve body 2 can vertically move up and down when the valve is opened or closed, a guide sleeve 10 is fixedly connected to the upper port of the lower valve body 2 in a threaded manner in the embodiment, the guide sleeve 10 is located between the corrugated pipe 3 and the valve seat 1, and the guide sleeve 10 moves up and down under the guide of the inner wall of the valve seat 1.
For the convenience of installation, in the present embodiment, the structure of the valve seat 1 includes: a valve sleeve 102 is fixedly connected to the bottom of the valve seat connecting block 101 through a bolt, as shown in fig. 1, an opening edge 31 at the upper end of the corrugated tube 3 is thickened, and the opening edge 31 at the upper end of the corrugated tube 3 is fixedly clamped in a clamping gap 103 between the valve seat connecting block 101 and the valve sleeve 102 in a sealing manner. Two guide rings 104 are arranged on the inner wall of the valve sleeve 102 at intervals, the outer wall of the guide sleeve 10 is in contact with the inner wall of the guide rings 104, and the guide sleeve 10 moves vertically up and down under the guidance of the guide rings 104 on the inner wall of the valve seat 1. A spring seat 23 is arranged on the outer wall of the upper end part of the lower valve body 2, and the spring 9 is sleeved on the valve sleeve 102 and the spring seat 23 of the lower valve body 2.
In addition, in order to prevent the lower valve body 2 from rotating when moving up and down, a guide rod 12 is arranged outside the spring 9, the guide rod 12 is fixed on the valve housing 102, the guide rod 12 is inserted into a U-shaped guide groove 24, the U-shaped guide groove 24 is arranged on the lower valve body 2, and the lower valve body 2 can only move up and down relative to the guide rod 12 and cannot rotate under the guide of the U-shaped guide groove.
In this embodiment, the sealing connection structure between the lower end of the bellows 3 and the inner wall of the lower valve body 2 includes: be provided with first card on the 2 upper end inner walls of lower valve body and keep off step 201, be provided with the second card on the outer wall of port portion under the bellows 3 and keep off step 33, bellows 3 is provided with the sleeve pipe 11 of huff's structure outward, sleeve pipe 11 supports and blocks on step 201 and second card keep off step 33, and sleeve pipe 11 card is established in the bottom of uide bushing 10, when lower valve body 2 and uide bushing 10 screw-thread fastening, the inner wall of lower valve body 2 and 3 lower port portion outer walls chucking of bellows are sealed. In order to further improve the reliability of the sealing, a sealing ring 22 is further provided between the bottom of the bellows 3 and the inner wall of the lower valve body 2 in this embodiment.
The invention has the advantages that: firstly, the upper valve cavity 4 adopts the corrugated pipe 3 made of polytetrafluoroethylene materials, which can play a good role of corrosion resistance, so that the negative pressure filling valve is suitable for various materials, such as mature vinegar, white spirit, cooking wine, beverages and the like. And the upper valve cavity adopts a corrugated pipe 3, and the upper end and the lower end of the corrugated pipe 3 are respectively in sealing connection with the valve seat 1 and the lower valve body 2, so that the sealing structure of the valve body is simplified, and the sealing effect is effectively improved. Thirdly, the lower end part of the corrugated pipe 3 is provided with a sleeve 11 with a half structure, and the sealing connection between the corrugated pipe 3 and the inner wall of the lower valve body can be realized under the threaded connection between the lower valve body 2 and the guide sleeve 10. Fourthly, not only the sealing surface 821 but also the diversion ribs 83 are arranged on the sealing sleeve 8, and the diversion channels 831 between the adjacent diversion ribs 83 can play a good diversion role, so that the feed liquid in the upper valve cavity 4 moves towards the inner wall of the valve cavity along the diversion channels 831, the generation of foam can be effectively avoided, and the filling stability is greatly improved.
Claims (6)
1. Negative pressure filling valve includes: disk seat, disk seat below sets up down the valve body, and lower valve body passes through elastomeric element and disk seat elasticity swing joint, and the relative disk seat up-and-down motion of lower valve body ability, the valve port, its characterized in that are seted up to the bottom of lower valve body: the valve seat is internally provided with a corrugated pipe, the upper end of the corrugated pipe is fixed with the valve seat in a sealing way, the lower end of the corrugated pipe is fixed with the inner wall of the lower valve body in a sealing way, the inner cavity of the corrugated pipe is communicated with the inner cavity of the valve seat above the corrugated pipe to form an upper valve cavity, the inner cavity of the lower valve body forms a lower valve cavity, the lower valve cavity is communicated with the valve port, the valve core is arranged in the upper valve cavity in a penetrating way, the upper end of the valve core extends out of the top of the valve seat, the bottom of the valve core is connected with a gas return pipe, the gas return pipe is arranged in the lower valve cavity in a penetrating way, the lower port of the gas return pipe is positioned outside the valve port, the valve core is hollow to form a gas passage, the gas passage is communicated with the gas return pipe, a sealing sleeve is fixedly arranged on the valve core, and the inner wall of the lower port of the corrugated pipe is provided with a blocking part which can be blocked on the sealing sleeve of the valve core in a sealing way under the action of an elastic part, so that the upper valve cavity is blocked from the lower valve cavity; the upper port of the lower valve body is also fixedly connected with a guide sleeve in a threaded manner, the guide sleeve is positioned between the corrugated pipe and the valve seat, and the guide sleeve moves up and down under the guidance of the inner wall of the valve seat; the sealing connection structure between the lower extreme of bellows and the inner wall of lower valve body includes: the inner wall of the upper end part of the lower valve body is provided with a first blocking step, the outer wall of the lower port part of the corrugated pipe is provided with a second blocking step, a sleeve of a half structure is arranged outside the corrugated pipe, the sleeve is supported on the first blocking step and the second blocking step and is blocked at the bottom of the guide sleeve, and when the lower valve body is fastened with the guide sleeve in a threaded manner, the inner wall of the lower valve body is tightly clamped and sealed with the outer wall of the lower port part of the corrugated pipe; the structure of seal cover includes: the sleeve comprises a sleeve body, wherein the lower end part of the sleeve body protrudes outwards to form a sealing retainer ring, the outer wall of the sealing retainer ring is provided with a circle of sealing surface, the circle of sealing surface protrudes out of the outer wall of the sealing retainer ring, and the circle of sealing surface is a conical surface with the diameter gradually increasing from top to bottom; the outer wall of the sleeve body above the sealing retainer ring is also provided with a plurality of flow guide convex ribs which are spirally downward and gradually guide towards the inner wall direction of the valve cavity, and a flow guide channel which guides the feed liquid to flow spirally downward and towards the inner wall direction of the valve cavity is formed between the adjacent flow guide convex ribs; the inner wall of the lower port part of the corrugated pipe protrudes inwards to form a blocking flange, the lower port of the corrugated pipe below the blocking flange is a conical port with the inner diameter gradually increasing from top to bottom, and the conical inner wall of the area of the conical port forms a blocking part; when the blocking part blocks with the sealing surface of the sealing sleeve in a sealing way, the upper valve cavity is separated from the lower valve cavity.
2. The negative-pressure filling valve according to claim 1, wherein: and a sealing ring is also arranged between the bottom of the corrugated pipe and the inner wall of the lower valve body.
3. The negative-pressure filling valve according to claim 1, wherein: the structure of the valve seat comprises: the bottom of the valve seat connecting block is fixedly connected with a valve sleeve through a bolt, and the edge of the opening part at the upper end of the corrugated pipe is fixedly clamped in a clamping gap between the valve seat connecting block and the valve sleeve in a sealing manner; two guide rings are arranged on the inner wall of the valve sleeve at intervals, and the outer wall of the guide sleeve is in contact with the inner wall of the guide ring.
4. The negative-pressure filling valve according to claim 3, wherein: the elastic component is a spring, a spring seat is arranged on the outer wall of the upper end part of the lower valve body, and the spring is sleeved on the spring seat of the valve sleeve and the lower valve body.
5. The negative-pressure filling valve according to claim 4, wherein: the outside of the spring is provided with a guide rod which is fixed on the valve sleeve, the guide rod is arranged in the guide groove in a penetrating way, the guide groove is arranged on the lower valve body, and the lower valve body can only move up and down relative to the guide rod and can not rotate under the guide of the guide groove.
6. The negative pressure filling valve according to claim 1, 2 or 3, wherein: the corrugated pipe is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911035604.9A CN110759302B (en) | 2019-10-29 | 2019-10-29 | Negative pressure filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911035604.9A CN110759302B (en) | 2019-10-29 | 2019-10-29 | Negative pressure filling valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110759302A CN110759302A (en) | 2020-02-07 |
| CN110759302B true CN110759302B (en) | 2022-04-15 |
Family
ID=69334084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911035604.9A Active CN110759302B (en) | 2019-10-29 | 2019-10-29 | Negative pressure filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110759302B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111846399A (en) * | 2020-06-19 | 2020-10-30 | 江苏新美星包装机械股份有限公司 | Contact type hot filling valve |
| CN114014242B (en) * | 2021-10-29 | 2022-12-20 | 江苏新美星包装机械股份有限公司 | Quick-dismantling filling valve |
| CN114044481A (en) * | 2021-11-16 | 2022-02-15 | 合肥中辰轻工机械有限公司 | Liquid flow distribution device for filling and operation method thereof |
| CN115013566A (en) * | 2022-07-15 | 2022-09-06 | 北京金色彩机电设备有限公司 | Dead weight formula automatic discharge valve |
| CN116768133B (en) * | 2023-08-22 | 2023-11-24 | 苏州尚驰机械有限公司 | Filling assembly for beverage filling device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB207304A (en) * | 1922-09-19 | 1923-11-29 | Meadowcroft & Son Ltd W | Improvements relating to bottle filling machines |
| US3500879A (en) * | 1966-10-21 | 1970-03-17 | Automatic Sprinkler Corp | Container filling apparatus |
| CN2136236Y (en) * | 1992-09-03 | 1993-06-16 | 廊坊锻压机床厂 | Filling valve provided with flexible valve tube |
| US5474113A (en) * | 1994-08-01 | 1995-12-12 | H & K Machine, Inc. | Can filling machine having a mechanism to prevent overfill |
| CN101228090A (en) * | 2005-07-28 | 2008-07-23 | 西德尔公司 | Filling valve with two segment valve assembly and isobarometric filler including the filling valve |
| CN104379453A (en) * | 2012-07-30 | 2015-02-25 | Khs有限责任公司 | Filling element and filling machine |
| CN105579347A (en) * | 2013-09-25 | 2016-05-11 | 费森尤斯卡比德国有限公司 | Installation for aseptic filling of a receptacle |
-
2019
- 2019-10-29 CN CN201911035604.9A patent/CN110759302B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB207304A (en) * | 1922-09-19 | 1923-11-29 | Meadowcroft & Son Ltd W | Improvements relating to bottle filling machines |
| US3500879A (en) * | 1966-10-21 | 1970-03-17 | Automatic Sprinkler Corp | Container filling apparatus |
| CN2136236Y (en) * | 1992-09-03 | 1993-06-16 | 廊坊锻压机床厂 | Filling valve provided with flexible valve tube |
| US5474113A (en) * | 1994-08-01 | 1995-12-12 | H & K Machine, Inc. | Can filling machine having a mechanism to prevent overfill |
| CN101228090A (en) * | 2005-07-28 | 2008-07-23 | 西德尔公司 | Filling valve with two segment valve assembly and isobarometric filler including the filling valve |
| CN104379453A (en) * | 2012-07-30 | 2015-02-25 | Khs有限责任公司 | Filling element and filling machine |
| CN105579347A (en) * | 2013-09-25 | 2016-05-11 | 费森尤斯卡比德国有限公司 | Installation for aseptic filling of a receptacle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110759302A (en) | 2020-02-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110759302B (en) | Negative pressure filling valve | |
| CN111846399A (en) | Contact type hot filling valve | |
| CN101743419A (en) | Flow control valve assembly with low noise | |
| CN212429942U (en) | Stop valve | |
| CN210556825U (en) | Bottom liquid filling structure | |
| CN212891192U (en) | Contact type hot filling valve | |
| CN210559342U (en) | Wine lance | |
| CN212718022U (en) | Outdoor water tap | |
| CN216519693U (en) | High-temperature regulating valve | |
| CN219994493U (en) | Automatic water stop tap | |
| CN212480249U (en) | Vertical spring check valve | |
| CN211002643U (en) | Cosmetic container structure | |
| CN210483637U (en) | Constant quantity steam distribution valve | |
| CN210420594U (en) | Washing liquid box, water box and washing machine | |
| CN207814473U (en) | A kind of hard sealing needle valve | |
| CN107327579B (en) | Electronic expansion valve | |
| CN210978662U (en) | High-pressure breather valve with 25MPa | |
| CN220788043U (en) | Clamp type external sealing suction filling valve with back suction function | |
| CN217515816U (en) | Valve rod | |
| CN211901624U (en) | Double-layer sealing structure for valve | |
| CN211777974U (en) | Connecting structure of oil pipe and pump cover in electric injection vertical oil pump | |
| CN220492162U (en) | Battery priming device | |
| CN214146735U (en) | Throttle valve | |
| CN220102143U (en) | Diaphragm valve | |
| CN210687068U (en) | Pneumatic fluorine-lined ceramic ball valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |