CN103727281A - Sampling valve - Google Patents
Sampling valve Download PDFInfo
- Publication number
- CN103727281A CN103727281A CN201410008865.2A CN201410008865A CN103727281A CN 103727281 A CN103727281 A CN 103727281A CN 201410008865 A CN201410008865 A CN 201410008865A CN 103727281 A CN103727281 A CN 103727281A
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- CN
- China
- Prior art keywords
- valve
- sampling
- described valve
- sampling cock
- handle
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to pharmaceutical equipment and discloses a sampling valve which comprises a valve cavity, a valve base, a valve cover, a valve head, a valve rod, a washing blowing-sweeping connector and a handle. A feeding opening of the sampling valve is formed in one side of the valve base, the other side is connected with the valve cover, the washing blowing-sweeping connector is placed on the valve base and is communicated with the inner portion of the valve cavity, the valve head and the valve rod are placed in the valve cavity, one end of the valve rod is connected with the valve head, the handle is placed on the valve cover, and the threads of the handle are meshed with the threads at the other end of the valve rod. Compared with the prior art, the sampling valve can be cleaned after one-time sampling so that a sealing face of the valve head cannot be damaged, and guarantee is provided for sealing aseptic production of material equipment.
Description
Technical field
The present invention relates to pharmaceutical equipment, particularly sampling cock.
Background technique
At pharmaceutical industry, particularly sterile bulk drug and solid pharmaceutical preparation production field, large multi-product needs real-time online sampling in process of production, to monitor material production situation, requires again the asepsis in destruction equipment not simultaneously.And a lot of materials are with fine grain suspension or have the powder of certain viscosity; after primary sample again during throttle down; particle or powder can be attached on the sealing surface of valve head; broken ring sealing surface; make poorly sealed; the airtight sterile production of material equipment is caused to greater risk, and the difficult quality of product is effectively guaranteed.After sampling, in the process that sample is taken away, need to avoid ambient air to enter sampling cock, and then affect the material in whole equipment simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of sampling cock, make can clean this sampling cock after sampling, to avoid damaging the sealing surface of valve head, guarantee is provided to the airtight sterile production of material equipment.
For solving the problems of the technologies described above, the invention provides a kind of sampling cock, comprise: valve pocket, valve seat, valve gap, valve head, valve rod, cleans and purges interface and handle;
One side of described valve seat has the material feeding mouth of described sampling cock, and opposite side is connected with described valve gap;
Described cleaning purges interface and is positioned on described valve seat, and described cleaning purges interface and described valve pocket internal communication;
Described valve head and valve rod are positioned at described valve pocket, and one end of described valve rod is connected with described valve head;
Described handle is positioned on described valve gap, and the thread engagement of the screw thread of described handle and the other end of described valve rod.
In prior art; after primary sample; particle or powder can be attached on the sealing surface of valve head; can brokenly encircle sealing surface; make poorly sealedly, the airtight sterile production of material equipment is caused to greater risk, the difficult quality of product is effectively guaranteed; and on valve pocket inwall, also can stick particle or powder after primary sample, be difficult to clean clean.Compared with prior art, sampling cock in the present invention comprises cleaning and purges interface, this cleaning purges interface and can after sampling, clean gas or detergent be passed in valve pocket, the sealing surface of valve head and valve pocket are cleaned up, the sealing surface of guaranteeing valve head after repeatedly sampling still can keep clean, can prevent from existing residual particle or powder to cause valve head not press tightly valve seat on the sealing surface due to valve head, when sampling, ambient air can enter from the gap of valve head and valve seat material equipment, destroy the sterile closed environment of whole material equipment, guaranteed the sealing after repeatedly sampling, guarantee is provided to the airtight sterile production of material equipment, in addition, this cleans purging interface can also be clean clean by valve pocket inwall easily, in order to lower sub-sampling, there is a clean cavity environment.
Preferably, described sampling cock also comprises valve and sampling cup;
Described valve one side is connected with the discharge port of described sampling cock, and opposite side is connected with described sampling cup.
During sampling, first open the valve at discharge port place, again valve head and valve seat are separated, material in material equipment is by the sampling cup automatically flowing under Action of Gravity Field below sampling cock discharge port, after throttle down, pull down again sampling cup, the valve pocket of sampling cock and the asepsis in material equipment when guaranteeing to sample.
Preferably, described sampling cock also comprises diaphragm seal cover and plane seal ring;
It is peripheral that described diaphragm seal cover is positioned at described valve rod, and one end of described diaphragm seal cover is connected with described valve head, and the other end is connected with described plane sealing ring.
Diaphragm seal cover is for Protective valve bar, and two ends are connected with plane seal ring with valve head respectively, and valve pocket and ambient air are separated.
Preferably, described diaphragm seal cover is telescopic bellows structure.
The diaphragm seal cover of valve rod telescopic bellows structure after repeatedly stretching is not easy damaged, has further guaranteed the valve pocket of sampling cock and the isolation between ambient air.
Preferably, described diaphragm seal cover is integrated with described valve head.
Diaphragm seal cover and valve head one, guarantee that valve head is when mobile, valve pocket and the ambient air of isolation sampling cock.
Preferably, the sealing surface of described valve head is cone structure.
The sealing surface of cone structure can press after valve seat at valve head, effectively guarantees the sealing in material equipment, prevent material equipment in when sampling by environmental air pollution.
Preferably, described sampling cock also comprises leak detection mouthful;
Described leak detection mouthful is positioned on described valve gap.
When diaphragm seal overlaps damaged generation leakage, the leak hunting aperture on valve gap can detect gas or the liquid of leakage, is convenient to user and changes in time maintenance diaphragm seal cover, guarantees the isolation of valve pocket and ambient air.
Preferably, described handle is inner screw sheath cartridge type handle.
In the present invention, when handle with sleeve, can be with ovable valve stem flexible, between handle and valve rod, pass through thread engagement, thus for and valve rod between reach engagement, the handle design in the present invention becomes inner screw sheath cartridge type.
Preferably, the flange plate of described valve seat and material equipment connection place are taper plane structure.
The flange plate of valve seat is being processed into taper with a side of material equipment connection, accomplishes interior concordantly as far as possible, reduces material equipment dead angle, reduces material remnant, contaminated to alleviate material equipment and sampling cock.
Preferably, the flange plate of described valve seat and material equipment interconnection complete penetraction and fusion in welding.
The mode heat of docking complete penetraction and fusion in welding is less, can reduce the distortion that welding heat produces sealing surface.
Accompanying drawing explanation
Fig. 1 is according to the sampling cock schematic diagram in first embodiment of the invention;
Fig. 2 is according to the sampling cock schematic diagram in second embodiment of the invention;
Fig. 3 is according to the sampling cock schematic diagram in third embodiment of the invention;
Fig. 4 is according to the sampling cock schematic diagram in four embodiment of the invention;
Fig. 5 is according to the sampling cock schematic diagram in seventh embodiment of the invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.Yet, persons of ordinary skill in the art may appreciate that in each mode of execution of the present invention, in order to make reader understand the application better, many ins and outs have been proposed.But, even without these ins and outs and the many variations based on following mode of execution and modification, also can realize each claim of the application technological scheme required for protection.
The first mode of execution of the present invention relates to a kind of sampling cock.As shown in Figure 1, comprise: valve pocket 13, valve seat 1, valve gap 2, valve head 3, valve rod 4, clean and purge interface 5 and handle 6, a side of valve seat has the material feeding mouth of sampling cock, and opposite side is connected with valve gap, cleaning purging interface is positioned on valve seat, and clean and purge interface and valve pocket internal communication, valve head and valve rod are positioned at valve pocket, and one end of valve rod is connected with valve head, handle is positioned on valve gap, and the thread engagement of the screw thread of handle and the other end of valve rod.In addition, above-mentioned sampling cock also comprises valve 7 and sampling cup 8, this sampling cup preferred glass sealing sampling cup, and valve one side is connected with the discharge port of sampling cock, and opposite side is connected with sampling cup.
When the 14 normal production of material equipment, handle moves in the direction of the clock, thread engagement due to screw thread and the valve rod of handle, handle rotation can be with ovable valve stem level to be moved to the left, valve rod then can drive valve head to be moved to the left, when valve head compresses after valve seat, the discharge port of material equipment will be sealed, material equipment and sampling cock isolation; When needs sample, first open the valve at discharge port place, another mistake hour hands rotatable handle, handle band ovable valve stem moves to right, valve rod drives valve head to move to right, and valve head is separated with valve seat, so just the discharge port of material equipment is opened, and the material in material equipment is by the sampling cup automatically flowing under Action of Gravity Field below sampling cock discharge port, after throttle down, pull down again sampling cup, complete sampling.In present embodiment, after throttle down, pull down again sampling cup, the valve pocket of sampling cock and the asepsis in material equipment when guaranteeing to sample.
After primary sample finishes, clockwise slow circumvolve handle, before valve head does not compress with valve seat, from clean to purge interface be blown into clean gas by valve pocket and the sealing surface of the valve head particle or the powder that stick purge clean, with material equipment discharge port place after guaranteeing repeatedly sampling, still can be sealed by valve head intact, while preventing from repeatedly sampling, ambient air enters material equipment by discharge port, destroys the sterile closed environment of material device interior; At valve head, compress after valve seat sealing material equipment, then by above-mentioned cleaning, purge that interface passes into cleaning liquid or steam carries out washing and sterilizing, cleaning solution is got rid of by valve; The last gas that again passes into clean dried by above-mentioned cleaning purging interface dries up valve pocket, and valve pocket is loaded onto sampling cup after being purged and being dried again, prepares against sub-sampling again.
Preferably, above-mentioned handle is inner screw sheath cartridge type handle, when handle with sleeve, can be with ovable valve stem flexible, passes through thread engagement between handle and valve rod, thus for and valve rod between reach engagement, the handle design in the present invention becomes inner screw sheath cartridge type.
In prior art; after primary sample; particle or powder can be attached on the sealing surface of valve head; can brokenly encircle sealing surface; make poorly sealedly, the airtight sterile production of material equipment is caused to greater risk, the difficult quality of product is effectively guaranteed; and on valve pocket inwall, also can stick particle or powder after primary sample, be difficult to clean clean.Compared with prior art, sampling cock in the present invention comprises cleaning and purges interface, this cleaning purges interface and can after sampling, clean gas or detergent be passed in valve pocket, the sealing surface of valve head and valve pocket are cleaned up, the sealing surface of guaranteeing valve head after repeatedly sampling still can keep clean, can prevent from existing residual particle or powder to cause valve head not press tightly valve seat on the sealing surface due to valve head, when sampling, ambient air can enter from the gap of valve head and valve seat material equipment, destroy the sterile closed environment of whole material equipment, guaranteed the sealing after repeatedly sampling, guarantee is provided to the airtight sterile production of material equipment, in addition, this cleans purging interface can also be clean clean by valve pocket inwall easily, in order to lower sub-sampling, there is a clean cavity environment.
The second mode of execution of the present invention relates to a kind of sampling cock.The second mode of execution is the further improvement of the first mode of execution, and main improvements are: in the second mode of execution, sampling cock also comprises diaphragm seal cover and plane seal ring (not shown).As shown in the numbering 9 in Fig. 2.Above-mentioned diaphragm seal cover is positioned at valve rod periphery; for the protection of valve rod; and one end of this diaphragm seal cover is connected with valve head; the other end is connected with plane sealing ring; and above-mentioned diaphragm seal cover is integrated with valve head, to guarantee that valve head is when mobile; valve pocket and the ambient air of sampling cock separate, and avoid when valve head moves valve pocket by environmental air pollution.In addition, diaphragm seal cover is nonmetallic material with the material of valve head.The identical ratio of both materials is easier to be made of one structure, and valve rod when repeatedly flexible the diaphragm seal cover of nonmetallic material be not easy damaged.
The correlation technique details of mentioning in the first mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in present embodiment also can be applicable in the first mode of execution.
The 3rd mode of execution of the present invention relates to a kind of sampling cock.The 3rd mode of execution is the further improvement of the second mode of execution, and main improvements are: in the 3rd mode of execution, diaphragm seal cover is for telescopic bellows structure, as shown in the numbering 10 in Fig. 3.Because valve rod easily damages diaphragm seal cover when repeatedly stretching, in present embodiment, become telescopic bellows structure to be not easy diaphragm seal Analysis of Nested Design damaged, further guarantee the valve pocket of sampling cock and the isolation between ambient air, alleviated the pollution of valve pocket and material device interior environment.
The correlation technique details of mentioning in the second mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in present embodiment also can be applicable in the second mode of execution.
The 4th mode of execution of the present invention relates to a kind of sampling cock.The 4th mode of execution is the further improvement of the 3rd mode of execution, and main improvements are: in the 4th mode of execution, sampling cock also comprises leak detection mouthful, as shown in the numbering 11 in Fig. 4.This leak detection mouthful is positioned on valve gap.When diaphragm seal overlaps damaged generation leakage, above-mentioned leak hunting aperture can detect gas or the liquid of leakage, be convenient to user and change in time maintenance diaphragm seal cover, guarantee the isolation of valve pocket and ambient air, further guarantee the sterile sealing environment of material equipment and valve pocket inside.
The correlation technique details of mentioning in the 3rd mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in present embodiment also can be applicable in the 3rd mode of execution.
The 5th mode of execution of the present invention relates to a kind of sampling cock.The 5th mode of execution and the first mode of execution are roughly the same, and main distinction part is: in the 5th mode of execution, the sealing surface of valve head is cone structure.The sealing surface of cone structure can press after valve seat at valve head, effectively guarantees the sealing in material equipment, prevent material equipment in when sampling by environmental air pollution.
The correlation technique details of mentioning in the first mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.
The 6th mode of execution of the present invention relates to a kind of sampling cock.The 6th mode of execution and the first mode of execution are roughly the same, main distinction part is: in the 6th mode of execution, the flange plate of valve seat is being processed into taper plane structure with a side of material equipment connection, accomplish interior concordant as far as possible, reduce material equipment dead angle, reduce material remnant, contaminated to alleviate material equipment and sampling cock.
The correlation technique details of mentioning in the first mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.
The 7th mode of execution of the present invention relates to a kind of sampling cock.The 7th mode of execution and the first mode of execution are roughly the same, and main distinction part is: in the 7th mode of execution, the flange plate of valve seat and material equipment interconnection complete penetraction and fusion in welding, as the numbering 12 in Fig. 5.The mode welding heat of docking complete penetraction and fusion in welding is less, can reduce the distortion that welding heat produces sealing surface.
The correlation technique details of mentioning in the first mode of execution is still effective in the present embodiment, in order to reduce repetition, repeats no more here.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above are to realize specific embodiments of the invention, and in actual applications, can to it, do various changes in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. a sampling cock, is characterized in that, comprises: valve pocket, and valve seat, valve gap, valve head, valve rod, cleans and purges interface and handle;
One side of described valve seat has the material feeding mouth of described sampling cock, and opposite side is connected with described valve gap;
Described cleaning purges interface and is positioned on described valve seat, and described cleaning purges interface and described valve pocket internal communication;
Described valve head and valve rod are positioned at described valve pocket, and one end of described valve rod is connected with described valve head;
Described handle is positioned on described valve gap, and the thread engagement of the screw thread of described handle and the other end of described valve rod.
2. sampling cock according to claim 1, is characterized in that, also comprises valve and sampling cup;
Described valve one side is connected with the discharge port of described sampling cock, and opposite side is connected with described sampling cup.
3. sampling cock according to claim 1, is characterized in that, also comprises diaphragm seal cover and plane seal ring;
It is peripheral that described diaphragm seal cover is positioned at described valve rod, and one end of described diaphragm seal cover is connected with described valve head, and the other end is connected with described plane sealing ring.
4. sampling cock according to claim 3, is characterized in that, described diaphragm seal cover is telescopic bellows structure.
5. sampling cock according to claim 3, is characterized in that, described diaphragm seal cover is integrated with described valve head.
6. sampling cock according to claim 1, is characterized in that, the sealing surface of described valve head is cone structure.
7. sampling cock according to claim 1, is characterized in that, also comprises leak detection mouthful;
Described leak detection mouthful is positioned on described valve gap.
8. sampling cock according to claim 1, is characterized in that, described handle is inner screw sheath cartridge type handle.
9. sampling cock according to claim 1, is characterized in that, the flange plate of described valve seat and material equipment connection place are taper plane structure.
10. sampling cock according to claim 1, is characterized in that, the flange plate of described valve seat and material equipment interconnection complete penetraction and fusion in welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410008865.2A CN103727281A (en) | 2014-01-08 | 2014-01-08 | Sampling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410008865.2A CN103727281A (en) | 2014-01-08 | 2014-01-08 | Sampling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103727281A true CN103727281A (en) | 2014-04-16 |
Family
ID=50451496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410008865.2A Pending CN103727281A (en) | 2014-01-08 | 2014-01-08 | Sampling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103727281A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340506A (en) * | 2014-09-25 | 2015-02-11 | 长沙开元仪器股份有限公司 | Collecting container |
| CN105115787A (en) * | 2015-10-12 | 2015-12-02 | 安策阀门（太仓）有限公司 | Particle sampling valve |
| CN105806644A (en) * | 2014-12-30 | 2016-07-27 | 贵阳铝镁设计研究院有限公司 | Blanking pipe sampling device for test |
| CN107051328A (en) * | 2017-06-22 | 2017-08-18 | 合肥职业技术学院 | A kind of Quick-stirring granulator discharge hole structure and the granulator including the structure |
| CN108120619A (en) * | 2016-11-29 | 2018-06-05 | 上海宝钢化工有限公司 | Closed sampler and high-temperature smokeless sampling method |
| CN109114228A (en) * | 2018-10-19 | 2019-01-01 | 伍超群 | A kind of water for pharmaceutical purposes sampling valve |
| CN113281105A (en) * | 2021-07-26 | 2021-08-20 | 南通灵德制药设备有限公司 | Sampler of pharmaceutical equipment |
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| CN201133473Y (en) * | 2007-12-18 | 2008-10-15 | 柳州化工股份有限公司 | Valve |
| CN201706007U (en) * | 2010-06-25 | 2011-01-12 | 温州金鑫生化阀门有限公司 | Double-stop anti-theft sampling valve |
| CN102506183A (en) * | 2011-11-30 | 2012-06-20 | 温州亚光机械制造有限公司 | Sterile sampling valve |
| US20120227845A1 (en) * | 2009-09-11 | 2012-09-13 | Keofitt A/S | Sampling device |
| CN202510725U (en) * | 2012-03-29 | 2012-10-31 | 温州金鑫生化阀门有限公司 | Corrugated pipe sampling valve |
| CN203670967U (en) * | 2014-01-08 | 2014-06-25 | 上海森松制药设备工程有限公司 | Sampling valve |
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2014
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201133473Y (en) * | 2007-12-18 | 2008-10-15 | 柳州化工股份有限公司 | Valve |
| US20120227845A1 (en) * | 2009-09-11 | 2012-09-13 | Keofitt A/S | Sampling device |
| CN201706007U (en) * | 2010-06-25 | 2011-01-12 | 温州金鑫生化阀门有限公司 | Double-stop anti-theft sampling valve |
| CN102506183A (en) * | 2011-11-30 | 2012-06-20 | 温州亚光机械制造有限公司 | Sterile sampling valve |
| CN202510725U (en) * | 2012-03-29 | 2012-10-31 | 温州金鑫生化阀门有限公司 | Corrugated pipe sampling valve |
| CN203670967U (en) * | 2014-01-08 | 2014-06-25 | 上海森松制药设备工程有限公司 | Sampling valve |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340506A (en) * | 2014-09-25 | 2015-02-11 | 长沙开元仪器股份有限公司 | Collecting container |
| CN105806644A (en) * | 2014-12-30 | 2016-07-27 | 贵阳铝镁设计研究院有限公司 | Blanking pipe sampling device for test |
| CN105115787A (en) * | 2015-10-12 | 2015-12-02 | 安策阀门（太仓）有限公司 | Particle sampling valve |
| CN108120619A (en) * | 2016-11-29 | 2018-06-05 | 上海宝钢化工有限公司 | Closed sampler and high-temperature smokeless sampling method |
| CN108120619B (en) * | 2016-11-29 | 2020-02-21 | 宝武炭材料科技有限公司 | Closed sampler and high-temperature smokeless sampling method |
| CN107051328A (en) * | 2017-06-22 | 2017-08-18 | 合肥职业技术学院 | A kind of Quick-stirring granulator discharge hole structure and the granulator including the structure |
| CN109114228A (en) * | 2018-10-19 | 2019-01-01 | 伍超群 | A kind of water for pharmaceutical purposes sampling valve |
| CN113281105A (en) * | 2021-07-26 | 2021-08-20 | 南通灵德制药设备有限公司 | Sampler of pharmaceutical equipment |
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Application publication date: 20140416 |