CN204522998U - Liquid-transfering gun rifle head - Google Patents
Liquid-transfering gun rifle head Download PDFInfo
- Publication number
- CN204522998U CN204522998U CN201520043430.1U CN201520043430U CN204522998U CN 204522998 U CN204522998 U CN 204522998U CN 201520043430 U CN201520043430 U CN 201520043430U CN 204522998 U CN204522998 U CN 204522998U
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- rifle
- rifle head
- glue layer
- flexible glue
- liquid
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Abstract
The utility model relates to liquid-transfering gun technical field, particularly relate to liquid-transfering gun rifle head, it includes the rifle head body of tubulose, rifle head bodies top is provided with the rifle draught animals, the position that the rifle draught animals of rifle head body is connected with liquid-transfering gun is provided with flexible glue layer, flexible glue layer forms sleeve-like configuration in one week around the rifle draught animals, the utility model increase flexible glue layer utilize its elastic performance can with the mouth of pipe of liquid-transfering gun more close contact realize sealing, good sealing effect, sealing is reliable, and only need less engaging dynamics just can reach required sealing effectiveness between rifle head body and the mouth of pipe of liquid-transfering gun, only need to use smaller power just can load onto rifle head body and exit rifle head body, operate more laborsaving, assembly and disassembly operations comfort is good, the rifle draught animals of flexible glue layer and rifle head body is by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure in addition, makes to combine more closely between flexible glue layer and rifle head body, more firm, and sealing effectiveness is better, sealing is more reliable.
Description
Technical field:
The utility model relates to liquid-transfering gun technical field, particularly relates to a kind of liquid-transfering gun rifle head.
Background technology:
In medical treatment, medicine, gene and protein research, biological study, drug development laboratories and other biological technology application, often need to utilize liquid-transfering gun to carry out handle laboratory in various laboratory procedures, it utilizes liquid-transfering gun to be sucked in pipette by the liquid of certain volume, then Liquid distribution is become one or more dispensed volume.Existing liquid-transfering gun includes housing main body, be arranged on imbibition gun barrel bottom housing main body, be arranged on rifle head, motor, piston bottom imbibition gun barrel, motor, piston are arranged on housing main body inside, motor driven plunger slides up and down and makes imbibition gun barrel carry out imbibition or discharge opeing, need rifle head to stretch in liquid during imbibition, rifle head needs often to change.Existing liquid-transfering gun rifle head entirety is all be made up of a kind of hard material, it is all the mouth of pipe outside being socketed in gun barrel during use, sealing effectiveness is bad, easy gas leakage, for realizing better sealing effectiveness, is generally strengthen rifle head and the engaging dynamics between gun barrel to make to combine between rifle head and gun barrel tightr, but so just need to use larger power just can load onto rifle head and exit rifle head, because rifle head needs often to change, such operation just compares effort, uses inconvenience.
Utility model content:
The purpose of this utility model is exactly the deficiency that exists for prior art and provides a kind of and improve sealing effectiveness, rifle head mounting or dismounting labour-saving liquid-transfering gun rifle head.
To achieve these goals, the technical solution adopted in the utility model is:
Liquid-transfering gun rifle head, it includes the rifle head body of tubulose, rifle head bodies top is provided with the rifle draught animals for being connected with liquid-transfering gun, the position that the rifle draught animals of rifle head body is connected with liquid-transfering gun is provided with flexible glue layer, flexible glue layer forms sleeve-like configuration around the rifle draught animals one week, the rifle draught animals of flexible glue layer and rifle head body by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure.
The material of described rifle head body is PP or COC.
The material of described flexible glue layer is TPV, TPE or TPU.
Described flexible glue layer can be arranged on the medial surface of the rifle draught animals.
Described rifle draught animals medial surface offers the mounting groove mated with flexible glue layer, and the top of flexible glue layer extends to rifle draught animals upper surface.
The top of described flexible glue layer extends to form enlarging shape structure laterally, and flexible glue layer inner surface circumferentially offers at least one first ring connected in star.
The outer surface of described rifle head body forms many ribs vertically arranged.
Described flexible glue layer also can be arranged on the lateral surface of the rifle draught animals, and flexible glue layer top is coated on the upper surface of the rifle draught animals.
Described rifle draught animals inner surface circumferentially offers at least one second annular groove.
Described rifle draught animals outer surface be positioned at position bottom flexible glue layer circumferentially convex be extended with annular brace portion, annular brace portion upwards extends the outside be coated on bottom flexible glue layer.
The utility model beneficial effect is: the utility model includes the rifle head body of tubulose, rifle head bodies top is provided with the rifle draught animals for being connected with liquid-transfering gun, the position that the rifle draught animals of rifle head body is connected with liquid-transfering gun is provided with flexible glue layer, flexible glue layer forms sleeve-like configuration in one week around the rifle draught animals, the utility model increase flexible glue layer utilize its elastic performance can with the mouth of pipe of liquid-transfering gun more close contact realize sealing, good sealing effect, sealing is reliable, and only need less engaging dynamics just can reach required sealing effectiveness between rifle head body and the mouth of pipe of liquid-transfering gun, only need to use smaller power just can load onto rifle head body and exit rifle head body, operate more laborsaving, assembly and disassembly operations comfort is good, the rifle draught animals of flexible glue layer and rifle head body is by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure in addition, makes to combine more closely between flexible glue layer and rifle head body, more firm, and sealing effectiveness is better, sealing is more reliable.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is cut-away view of the present utility model.
Fig. 3 is decomposing schematic representation of the present utility model.
Fig. 4 is the structural representation of another embodiment of the utility model.
Fig. 5 is the cut-away view of another embodiment of the utility model.
Fig. 6 is the decomposing schematic representation of another embodiment of the utility model.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is further described, see shown in Fig. 1 ~ 3, liquid-transfering gun rifle head, it includes the rifle head body 1 of tubulose, rifle head body 1 top is provided with the rifle draught animals 11 for being connected with liquid-transfering gun, the position that the rifle draught animals 11 of rifle head body 1 is connected with liquid-transfering gun is provided with flexible glue layer 2, and flexible glue layer 2 forms sleeve-like configuration around the rifle draught animals 11 1 weeks, the rifle draught animals 11 of flexible glue layer 2 and rifle head body 1 by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure.
The material of rifle head body 1 is PP or COC, has good comprehensive physical performance, is more suitable for medical treatment, medicine, gene and protein research, biological study, drug development laboratories and other biological technology application.COC is cyclic olefine copolymer, is a kind of transparent copolymerized macromolecule of amorphism of cyclic olefin structure.The material of flexible glue layer 2 is TPV, TPE or TPU, has good elasticity and compression resistant morphotropism, resistance to environment, resistance to ag(e)ing, excellent resistance to permanent deformation performance, and tensile strength, high tenacity and high resilience improve the sealing effectiveness between rifle head and liquid-transfering gun.By the rifle head body 1 of the flexible glue layer 2 of TPV, TPE or TPU material and PP or COC material by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure, make rifle head have good comprehensive physical performance, there is again better sealing property.
Flexible glue layer 2 is arranged on the medial surface of the rifle draught animals 11, and rifle headgear of the present utility model plays good sealing effectiveness when the mouth of pipe of liquid-transfering gun.The rifle draught animals 11 medial surface offers the mounting groove 12 mated with flexible glue layer 2, the top of flexible glue layer 2 extends to the rifle draught animals 11 upper surface, improve between flexible glue layer 2 and rifle head body 1 in conjunction with soundness, reduce the shear stress between flexible glue layer 2 and rifle head body 1 when rifle head is installed and removed, improve the shear strength of flexible glue layer 2, increase the service life.
The top of flexible glue layer 2 extends to form enlarging shape structure 21 laterally, improve between flexible glue layer 2 and rifle head body 1 in conjunction with soundness, reduce the shear stress between flexible glue layer 2 and rifle head body 1 when rifle head is installed and removed, improve the shear strength of flexible glue layer 2, increase the service life.Flexible glue layer 2 inner surface circumferentially offers multiple first ring connected in star 22, can engage with the mouth of pipe of liquid-transfering gun, improves in conjunction with reliability.The outer surface of rifle head body 1 forms many ribs 13 vertically arranged, facilitate hand-held firmly rifle head body 1 and be placed on storage rack.
The utility model increase flexible glue layer 2 utilize its elastic performance can with the mouth of pipe of liquid-transfering gun more close contact realize sealing, good sealing effect, sealing is reliable, and only need less engaging dynamics just can reach required sealing effectiveness between rifle head body 1 and the mouth of pipe of liquid-transfering gun, only need to use smaller power just can load onto rifle head body 1 and exit rifle head body 1, operate more laborsaving, assembly and disassembly operations comfort is good; The rifle draught animals 11 of flexible glue layer 2 and rifle head body 1 is by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure in addition, makes to combine more closely between flexible glue layer 2 and rifle head body 1, more firm, and sealing effectiveness is better, sealing is more reliable.
As another embodiment of the present utility model, see shown in Fig. 4 ~ 6, with a upper embodiment unlike, flexible glue layer 2 also can be arranged on the lateral surface of the rifle draught animals 11, flexible glue layer 2 top is coated on the upper surface of the rifle draught animals 11, plays good sealing effectiveness when rifle head of the present utility model is plugged in the mouth of pipe of liquid-transfering gun.The rifle draught animals 11 inner surface circumferentially offers multiple second annular groove 14.The rifle draught animals 11 outer surface be positioned at position bottom flexible glue layer 2 circumferentially convex be extended with annular brace portion 15, annular brace portion 15 upwards extends the outside be coated on bottom flexible glue layer 2, improve between flexible glue layer 2 and rifle head body 1 in conjunction with soundness, reduce the shear stress between flexible glue layer 2 and rifle head body 1 when rifle head is installed and removed, increase the service life.
Certainly, the above is only preferred embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (10)
1. liquid-transfering gun rifle head, include the rifle head body (1) of tubulose, rifle head body (1) top is provided with the rifle draught animals (11) for being connected with liquid-transfering gun, it is characterized in that: the position that the rifle draught animals (11) of described rifle head body (1) is connected with liquid-transfering gun is provided with flexible glue layer (2), flexible glue layer (2) forms sleeve-like configuration around the rifle draught animals (11) weeks, the rifle draught animals (11) of flexible glue layer (2) and rifle head body (1) by the one-body molded mode of double-material injection-molding in conjunction with formation integral structure.
2. liquid-transfering gun rifle head according to claim 1, is characterized in that: the material of described rifle head body (1) is PP or COC.
3. liquid-transfering gun rifle head according to claim 1, is characterized in that: the material of described flexible glue layer (2) is TPV, TPE or TPU.
4. the liquid-transfering gun rifle head according to claims 1 to 3 any one, is characterized in that: described flexible glue layer (2) is arranged on the medial surface of the rifle draught animals (11).
5. liquid-transfering gun rifle head according to claim 4, it is characterized in that: the described rifle draught animals (11) medial surface offers the mounting groove (12) mated with flexible glue layer (2), and the top of flexible glue layer (2) extends to the rifle draught animals (11) upper surface.
6. liquid-transfering gun rifle head according to claim 5, it is characterized in that: the top of described flexible glue layer (2) extends to form enlarging shape structure (21) laterally, flexible glue layer (2) inner surface circumferentially offers at least one first ring connected in star (22).
7. liquid-transfering gun rifle head according to claim 4, is characterized in that: the outer surface of described rifle head body (1) forms many ribs (13) vertically arranged.
8. the liquid-transfering gun rifle head according to claims 1 to 3 any one, it is characterized in that: described flexible glue layer (2) is arranged on the lateral surface of the rifle draught animals (11), flexible glue layer (2) top is coated on the upper surface of the rifle draught animals (11).
9. liquid-transfering gun rifle head according to claim 8, is characterized in that: the described rifle draught animals (11) inner surface circumferentially offers at least one second annular groove (14).
10. liquid-transfering gun rifle head according to claim 8, it is characterized in that: the position that the described rifle draught animals (11) outer surface is positioned at flexible glue layer (2) bottom circumferentially convex is extended with annular brace portion (15), and annular brace portion (15) upwards extend the outside be coated on bottom flexible glue layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043430.1U CN204522998U (en) | 2015-01-21 | 2015-01-21 | Liquid-transfering gun rifle head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043430.1U CN204522998U (en) | 2015-01-21 | 2015-01-21 | Liquid-transfering gun rifle head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204522998U true CN204522998U (en) | 2015-08-05 |
Family
ID=53737053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520043430.1U Active CN204522998U (en) | 2015-01-21 | 2015-01-21 | Liquid-transfering gun rifle head |
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| CN (1) | CN204522998U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109647558A (en) * | 2018-12-27 | 2019-04-19 | 苏州康容生物医疗科技有限公司 | The disposable conductive sample-injection tip of high leakproofness |
| CN112512692A (en) * | 2018-05-31 | 2021-03-16 | 埃佩多夫股份公司 | Pipette tip |
-
2015
- 2015-01-21 CN CN201520043430.1U patent/CN204522998U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512692A (en) * | 2018-05-31 | 2021-03-16 | 埃佩多夫股份公司 | Pipette tip |
| CN109647558A (en) * | 2018-12-27 | 2019-04-19 | 苏州康容生物医疗科技有限公司 | The disposable conductive sample-injection tip of high leakproofness |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151013 Address after: 523000 Guangdong city of Dongguan province Shijie Zhen Shui Nan Chen Wu Cun industrial area C C02 Patentee after: DONGGUAN JIJIAN BIOTECHNOLOGY Co.,Ltd. Address before: 523000, Guangdong, Dongguan province Shijie Town Road, Chung Chen Industrial Zone bell Sheng mold factory Patentee before: Zhong Canqiu |
|
| CP03 | Change of name, title or address |
Address after: No. 49, Chonghuan East Road, Shijie Town, Dongguan City, Guangdong Province, 523000 Patentee after: Guangdong Jijian Biotechnology Co.,Ltd. Address before: C02, Industrial Zone C, Chenwu Village, Shuinan, Shijie Town, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN JIJIAN BIOTECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |