CN111468203A - Double-colored flip seal structure's of moulding plastics reagent pipe - Google Patents
Double-colored flip seal structure's of moulding plastics reagent pipe Download PDFInfo
- Publication number
- CN111468203A CN111468203A CN202010198761.8A CN202010198761A CN111468203A CN 111468203 A CN111468203 A CN 111468203A CN 202010198761 A CN202010198761 A CN 202010198761A CN 111468203 A CN111468203 A CN 111468203A
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- China
- Prior art keywords
- flip
- sealing
- tube
- double
- reagent
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- 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.)
- Granted
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 61
- 239000004033 plastic Substances 0.000 title claims abstract description 60
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 56
- 238000000465 moulding Methods 0.000 title claims description 10
- 238000007789 sealing Methods 0.000 claims abstract description 54
- 238000001125 extrusion Methods 0.000 claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 6
- 239000007924 injection Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
- B01L3/5082—Test tubes per se
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
- B01L3/5082—Test tubes per se
- B01L3/50825—Closing or opening means, corks, bungs
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Closures For Containers (AREA)
Abstract
The invention provides a reagent tube of a double-color injection flip sealing structure, which comprises a reagent tube and a tube cap which are connected by screw threads, wherein the tube cap comprises a screw thread connecting part connected to the reagent tube and a flip part capable of covering the screw thread connecting part, the screw thread connecting part and the flip part are integrally injection molded, a thin-wall flip part is arranged at the connecting part of the screw thread connecting part and the flip part, a cylindrical sealing column extending downwards is arranged in the middle of the inner side of the flip part, a step through hole with a large lower part and a small upper part is arranged on the screw thread connecting part, a plastic sealing part and an elastic plastic pad are arranged at the step of the step through hole, the upper side of the plastic sealing part is in contact extrusion positioning through the step of the step through hole, the lower side of the plastic sealing part is in extrusion positioning and sealing through a tube opening of the reagent tube, the elastic plastic pad is positioned at the inner side of the plastic sealing. The invention has reliable liquid sealing function.
Description
Technical Field
The invention relates to a reagent tube, in particular to a reagent tube of a double-color injection molding flip sealing structure.
Background
The test tube is a small container made of glass or transparent plastic tubes commonly used in chemical laboratories and life science laboratories, has wide application, and is used for storing reagents in the using process, and some reagent tubes are used for ensuring the sealing property in the storing process, so that a tube cap is arranged and is sealed by matching the tube cap with the test tube. Meanwhile, the convenience of opening the tube cap in the operation process is considered, a flip-type tube cap structure is designed by people, the operation of opening the tube cap by one hand is facilitated, however, the reagent tube of the existing flip-type tube cap has the problem of poor tightness, and the test tube is easy to leak in the transportation process after the reagent is filled. The main reason is that the injection molding precision of the sealing structure of the internal structure of the flip type pipe cap is deviated in the injection molding process, so that the concentricity of the upper and lower matched sealing parts of the flip type pipe cap in a covering state is not enough, and the complete sealing effect cannot be realized.
Disclosure of Invention
In view of the above problems, the present invention aims to provide a reagent tube with a double-shot injection flip seal structure, which has an effective liquid seal effect, is convenient for opening a tube cap with one hand, and effectively prevents the reagent tube from leaking in the transportation process after reagent is filled.
The technical scheme of the invention is that the reagent tube of the double-color injection flip sealing structure comprises a reagent tube and a tube cap which are connected through threads, wherein the tube cap comprises a threaded connecting part connected to the reagent tube and a flip part capable of being covered on the threaded connecting part, the threaded connecting part and the flip part are integrally injection-molded, a thin-wall flip part is arranged at the connecting part of the threaded connecting part and the flip part, a cylindrical sealing column extending downwards is arranged in the middle of the inner side of the flip part, a stepped through hole with a large lower part and a small upper part is arranged on the threaded connecting part, a plastic sealing part and an elastic plastic pad are arranged at the step of the stepped through hole, the upper side of the plastic sealing part is in contact extrusion positioning through the step of the stepped through hole, the lower side of the plastic sealing part is in extrusion positioning and sealing through the tube orifice of the reagent tube, the elastic plastic pad is positioned at the inner side of the plastic sealing part The elastic plastic pad deforms to form interference fit to realize sealing.
Preferably, the outer side of the plastic sealing element extends downwards to form a sealing rib, the sealing rib is located on the outer side of the reagent tube, when the threaded connection part is screwed on the reagent tube, the inner side of the sealing rib is in extrusion contact with the tube wall of the reagent tube, and the outer side of the sealing rib is in extrusion contact with the inner wall of the threaded connection part.
Preferably, the plastic sealing element is provided with a positioning groove on the inner side, and the elastic plastic pad is injected into the positioning groove of the plastic sealing element in a two-color injection molding mode.
Preferably, the material of the plastic sealing element is PE.
Preferably, the elastic plastic pad is made of TPE or rubber-plastic elastomer.
Preferably, the hollow part of the inner cylinder of the cylindrical sealing column extends upwards to the top surface of the flip part, so that a concave cavity is formed at the top surface of the flip part, and an identification top cover is arranged at the top of the concave cavity at the top surface of the flip part.
Preferably, the outer surface of the threaded connection part is provided with anti-skid lines.
Preferably, the outer surface of the reagent tube is provided with a volume line mark.
The reagent tube with the structure has an effective liquid sealing function, is convenient to open or close the tube cap by one hand when reagent detection or other operations are carried out, and can effectively prevent the reagent in the reagent tube from leaking when the reagent tube is carelessly poured and the leakage in the transportation process.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of the flip cover of the present invention after being opened;
FIG. 4 is an exploded view of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a front view of the cap;
wherein: 1-reagent tube; 2-pipe cap; 3-a threaded connection; 4-turning over the cover part; 5-thin wall folding part; 6-cylindrical sealing column; 7-a stepped through hole; 8-plastic seals; 9-elastic plastic cushion; 10-sealing ribs; 11-positioning groove; 12-an identification cap; 13-anti-skid lines.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, the invention provides a reagent tube of a two-color injection flip sealing structure, comprising a reagent tube 1 and a tube cap 2 connected by screw threads, wherein the upper end of the reagent tube 1 is provided with external screw threads, the tube cap 2 comprises a screw thread connecting part 3 connected to the reagent tube 1 and a flip part 4 capable of covering the screw thread connecting part 3, the inner side wall of the screw thread connecting part 3 is provided with internal screw threads which are engaged with each other, the screw thread connecting part 3 and the flip part 4 are integrally injection molded, the connecting part of the two is provided with a thin wall flip part 5, the middle part of the inner side of the flip part 4 is provided with a cylindrical sealing column 6 which extends downwards, the screw thread connecting part 3 is provided with a step through hole 7 with a big lower part and a small upper part, the step of the step through hole 7 is provided with a plastic sealing element 8 and an elastic plastic pad 9, 8 downside of plastic seal spare is sealed through 1 mouth of pipe extrusion location of reagent pipe, elastic plastic pad 9 is located 8 inboards of plastic seal spare and both adopt double-colored injection moulding to link into an integrated entity, wherein, in order to promote the associativity between elastic plastic pad 9 and the plastic seal spare 8 inboard is provided with constant head tank 11, elastic plastic pad 9 adopts the mode of double-colored injection moulding to mould plastics in plastic seal spare 8's constant head tank 11, flip portion 4 when closing around the 5 upset lids of thin wall folding portion tubular seal post 6 extrudes elastic plastic pad 9 deformation formation interference fit realization sealing in inserting elastic plastic pad 9.
Preferably, 8 outside downwardly extending of plastic seal spare seal muscle 10, seal muscle 10 is located the 1 outside of reagent pipe, when threaded connection portion 3 screws up on reagent pipe 1, the inboard and 1 pipe wall extrusion contact of reagent pipe of seal muscle 10, the outside and 3 inner wall extrusion contact of threaded connection portion of seal muscle 10 keep the interference fit state, ensure the liquid seal effect between reagent pipe 1 and the threaded connection portion 3.
Preferably, the plastic sealing element 8 is made of PE, and the elastic plastic pad 9 is made of TPE or rubber-plastic elastomer, so that the combination can ensure that the structure has a good liquid sealing effect.
Preferably, the hollow part of the inner cylinder of the cylindrical sealing column 6 extends upwards to the top surface of the flip cover part 4, so that a concave cavity is formed at the top surface of the flip cover part 4, an identification top cover 12 is arranged at the top of the concave cavity at the top surface of the flip cover part 4, corresponding identifications are arranged on the identification top cover 12 as required, and the identification top cover 11 can be taken out and put in.
Preferably, the outer surface of the threaded connection part 3 is provided with anti-skid lines 13, and the outer surface of the reagent tube 1 is provided with a volume line mark, so that the volume of liquid in the reagent tube 1 can be known conveniently.
This application is mainly through making specific unique improvement with the seal structure between pipe cap 2 and the reagent pipe 1 for pipe cap 2 makes things convenient for one hand to open and close, has good reliable liquid seal function simultaneously under the pipe cap 2 closed condition, wherein the setting and the manufacturing approach of plastic seal 8 and elastic plastic pad 9 to and the cooperation between the sealed post 6 of tube-shape, can ensure fine sealed effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change or modification made to the above embodiments according to the technical principle of the present invention still falls within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a reagent pipe of double-colored flip seal structure of moulding plastics, includes reagent pipe (1) and pipe cap (2) through threaded connection, pipe cap (2) including connect threaded connection portion (3) on reagent pipe (1) and can cover flip portion (4) of closing on threaded connection portion (3), threaded connection portion (3) and flip portion (4) integrative injection moulding and both junctions are provided with thin wall turnover portion (5), its characterized in that: there is sealed post of downwardly extending's tube-shape (6) at flip portion (4) inboard middle part, be provided with big-end-up's ladder through-hole (7) down on threaded connection portion (3), the step department of ladder through-hole (7) is provided with plastic sealing spare (8) and elastic plastic pad (9), the step contact extrusion location of plastic sealing spare (8) upside through ladder through-hole (7), the plastic sealing spare (8) downside is sealed through reagent pipe (1) mouth of pipe extrusion location, elastic plastic pad (9) are located plastic sealing spare (8) inboard and both adopt two-color to mould plastics to connect into an integrated entity, flip portion (4) when closing around thin wall flip portion (5) flip portion the sealed post of tube-shape (6) insert elastic plastic pad (9) in the elastic plastic pad (9) extrusion elastic plastic pad (9) deformation form interference fit and realize sealing.
2. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the outer side of the plastic sealing element (8) extends downwards to form a sealing rib (10), the sealing rib (10) is located on the outer side of the reagent tube (1), when the threaded connection portion (3) is screwed on the reagent tube (1), the inner side of the sealing rib (10) is in extrusion contact with the tube wall of the reagent tube (1), and the outer side of the sealing rib (10) is in extrusion contact with the inner wall of the threaded connection portion (3).
3. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the plastic sealing element (8) is provided with a positioning groove (11) on the inner side, and the elastic plastic pad (9) is molded in the positioning groove (11) of the plastic sealing element (8) in a double-shot injection molding mode.
4. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the plastic sealing piece (8) is made of PE.
5. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the elastic plastic pad (9) is made of TPE or rubber-plastic elastomer.
6. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the cylindrical sealing column (6) is characterized in that the hollow part of the inner cylinder extends upwards to the top surface of the flip cover part (4) to form a concave cavity on the top surface of the flip cover part (4), and an identification top cover (12) is arranged on the top of the concave cavity on the top surface of the flip cover part (4).
7. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the outer surface of the threaded connection part (3) is provided with anti-skid lines (13).
8. The reagent tube of the double-shot molding flip seal structure according to claim 1, characterized in that: the outer surface of the reagent tube (1) is provided with a volume line mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010198761.8A CN111468203B (en) | 2020-03-20 | 2020-03-20 | Reagent tube with double-color injection molding flip sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010198761.8A CN111468203B (en) | 2020-03-20 | 2020-03-20 | Reagent tube with double-color injection molding flip sealing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111468203A true CN111468203A (en) | 2020-07-31 |
| CN111468203B CN111468203B (en) | 2024-06-07 |
Family
ID=71747734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010198761.8A Active CN111468203B (en) | 2020-03-20 | 2020-03-20 | Reagent tube with double-color injection molding flip sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111468203B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111808733A (en) * | 2020-08-14 | 2020-10-23 | 北京奥博星生物科技有限公司 | Combined sealing test tube cover and sealing test tube |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5475610A (en) * | 1990-11-29 | 1995-12-12 | The Perkin-Elmer Corporation | Thermal cycler for automatic performance of the polymerase chain reaction with close temperature control |
| CN102072950A (en) * | 2009-11-23 | 2011-05-25 | 艾博生物医药(杭州)有限公司 | Device for detecting analyzed substance in sample |
| EP2412440A1 (en) * | 2010-07-29 | 2012-02-01 | Helena Laboratories Corporation | System and method for dispensing fluid from a container and into a fluid receptacle |
| CN203969979U (en) * | 2014-07-28 | 2014-12-03 | 浙江先行实业有限公司 | Bowl cover |
| US20170087547A1 (en) * | 2014-05-21 | 2017-03-30 | Orion Diagnostica Oy | Sampling and assay kit, sample holder and method |
| CN207085952U (en) * | 2017-07-24 | 2018-03-13 | 郑州威瑞生物技术有限公司 | A kind of clamshell pipe cap and clamshell test tube component |
| CN208181749U (en) * | 2017-12-29 | 2018-12-04 | 中山市雄略精密模具有限公司 | A kind of vial flip lid |
| CN109289958A (en) * | 2017-07-24 | 2019-02-01 | 郑州威瑞生物技术有限公司 | Clamshell pipe cap and clamshell test tube component |
| CN109294884A (en) * | 2017-07-24 | 2019-02-01 | 郑州威瑞生物技术有限公司 | Can upper end liquid relief test tube and test tube component |
| CN212348777U (en) * | 2020-03-20 | 2021-01-15 | 浙江拱东医疗器械股份有限公司 | Double-colored flip seal structure's of moulding plastics reagent pipe |
-
2020
- 2020-03-20 CN CN202010198761.8A patent/CN111468203B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5475610A (en) * | 1990-11-29 | 1995-12-12 | The Perkin-Elmer Corporation | Thermal cycler for automatic performance of the polymerase chain reaction with close temperature control |
| CN102072950A (en) * | 2009-11-23 | 2011-05-25 | 艾博生物医药(杭州)有限公司 | Device for detecting analyzed substance in sample |
| US20130004940A1 (en) * | 2009-11-23 | 2013-01-03 | Haipeng Hu | Device for Detecting Analyte in Sample |
| EP2412440A1 (en) * | 2010-07-29 | 2012-02-01 | Helena Laboratories Corporation | System and method for dispensing fluid from a container and into a fluid receptacle |
| US20170087547A1 (en) * | 2014-05-21 | 2017-03-30 | Orion Diagnostica Oy | Sampling and assay kit, sample holder and method |
| CN203969979U (en) * | 2014-07-28 | 2014-12-03 | 浙江先行实业有限公司 | Bowl cover |
| CN207085952U (en) * | 2017-07-24 | 2018-03-13 | 郑州威瑞生物技术有限公司 | A kind of clamshell pipe cap and clamshell test tube component |
| CN109289958A (en) * | 2017-07-24 | 2019-02-01 | 郑州威瑞生物技术有限公司 | Clamshell pipe cap and clamshell test tube component |
| CN109294884A (en) * | 2017-07-24 | 2019-02-01 | 郑州威瑞生物技术有限公司 | Can upper end liquid relief test tube and test tube component |
| CN208181749U (en) * | 2017-12-29 | 2018-12-04 | 中山市雄略精密模具有限公司 | A kind of vial flip lid |
| CN212348777U (en) * | 2020-03-20 | 2021-01-15 | 浙江拱东医疗器械股份有限公司 | Double-colored flip seal structure's of moulding plastics reagent pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111808733A (en) * | 2020-08-14 | 2020-10-23 | 北京奥博星生物科技有限公司 | Combined sealing test tube cover and sealing test tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111468203B (en) | 2024-06-07 |
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