CN204550806U - A kind of shower nozzle - Google Patents
A kind of shower nozzle Download PDFInfo
- Publication number
- CN204550806U CN204550806U CN201520176005.XU CN201520176005U CN204550806U CN 204550806 U CN204550806 U CN 204550806U CN 201520176005 U CN201520176005 U CN 201520176005U CN 204550806 U CN204550806 U CN 204550806U
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- China
- Prior art keywords
- syringe needle
- holder
- shower nozzle
- interior
- interior syringe
- Prior art date
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- 238000007789 sealing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000010041 electrostatic spinning Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000002166 wet spinning Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Nozzles (AREA)
Abstract
This application provides a kind of shower nozzle, comprise interior syringe needle and outer syringe needle, described outer pinhead sleeve is located at outside described interior syringe needle, described outer syringe needle is provided with and the first solution inlet communicated in described outer syringe needle, described interior syringe needle outer wall is provided with support component, and the contact internal walls of described support component and described outer syringe needle keeps coaxial to make described interior syringe needle with described outer syringe needle.The shower nozzle that the utility model provides, the coaxial configuration that interior syringe needle and outer syringe needle are formed is stablized.
Description
Technical field
The application relates to nucleocapsid and hollow-core construction making apparatus technical field, particularly relates to a kind of shower nozzle.
Background technology
Coaxial nozzle is widely used in electrostatic spinning, solution-polymerized SBR and emulsion and the field such as prepares, and is mainly used to the fiber, microballoon etc. of preparing nucleocapsid or hollow-core construction.
Coaxial nozzle refers to two syringe needles that employing two diameters are different, syringe needle less for diameter is placed in the larger syringe needle of diameter, and need coaxial placement, cross section is two concentric circles varied in size, the outer wall of the inner needle wall that diameter is larger and the less syringe needle of diameter forms passage, the solution of two kinds of different systems is connect respectively in the syringe needle that passage is less from diameter, by concentrically ringed structure, outer layer fluid internally layer fluid can be wrapped up preferably, thus realize the fiber of nucleocapsid or hollow-core construction, the preparation of microballoon.
Because fiber, the microballoon major part of preparation are all micron or nano-scale, therefore the diameter of General Requirements syringe needle is less, and again because syringe needle is elongated, in use syringe needle easily bends, make the syringe needle of internal layer amesiality, destroy concentric structure, i.e. two syringe needle disalignments, thus affect the quality of fiber or microballoon.
Utility model content
The utility model provides a kind of shower nozzle, solves shower nozzle in prior art and bends the problem of the coaxial configuration destructible caused.
The technical scheme that the utility model provides is as follows:
A kind of shower nozzle, comprise interior syringe needle and outer syringe needle, described outer pinhead sleeve is located at outside described interior syringe needle, described outer syringe needle is provided with and the first solution inlet communicated in described outer syringe needle, it is characterized in that, described interior syringe needle outer wall is provided with support component, and the contact internal walls of described support component and described outer syringe needle keeps coaxial to make described interior syringe needle with described outer syringe needle.
Preferably, described support component is be arranged on the wire that described interior syringe needle outer wall is wound around.
Preferably, described support component is be arranged on the salient point on described interior syringe needle outer wall.
Preferably, described outer pinhead sleeve is located at outside described interior syringe needle and is specially, described shower nozzle also comprises the first holder, described first holder is connected with described outer syringe needle, described first holder is provided with the first through hole and the first lock chamber, described first through hole is communicated with described outer syringe needle, and described interior syringe needle passes described first through hole and is connected with described first lock chamber.
Preferably, described outer syringe needle and described first holder removably connect.
Preferably, described outer syringe needle is threaded with described first holder.
Preferably, described interior syringe needle passes described first through hole and is connected with described first lock chamber and is specially, described shower nozzle also comprises the second holder, described second holder is connected with described first holder, described interior syringe needle is connected with described second holder, and described second holder is provided with the second solution inlet be communicated with described interior syringe needle.
Preferably, described first holder is threaded with described second holder, and described interior syringe needle is threaded with described second holder.
Preferably, described first holder is threaded with described second holder, described interior syringe needle and described second holder grafting or clamping.
Preferably, in described first lock chamber by described outer syringe needle sidewall on be provided with sealing ring.
The shower nozzle that the utility model provides, owing to being provided with support component on interior syringe needle outer wall, the contact internal walls of support component and outer syringe needle keeps coaxial to make interior syringe needle and outer syringe needle, the setting of support component, can ensure the spacing between interior syringe needle outer wall and outer inner needle wall, effectively prevents interior syringe needle and outer syringe needle flexural deformation, even if interior syringe needle and outer syringe needle flexural deformation, spacing between interior syringe needle outer wall and outer inner needle wall also remains unchanged, and therefore, its coaxial configuration is stablized.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the shower nozzle that Fig. 1 provides for embodiment one;
Fig. 2 is another kind of supporting part structure schematic diagram in embodiment one;
The structural representation of the shower nozzle that Fig. 3 provides for embodiment two;
The shower nozzle decomposition texture schematic diagram that Fig. 4 provides for embodiment two;
The structural representation of the shower nozzle that Fig. 5 provides for embodiment three;
The shower nozzle decomposition texture schematic diagram that Fig. 6 provides for embodiment three.
Detailed description of the invention
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
Embodiment one
Please as shown in Figure 1, the present embodiment provides a kind of shower nozzle, a kind of Coaxial nozzle is specifically provided, be mainly used in electrostatic spinning, solution-polymerized SBR and emulsion preparation field, this shower nozzle comprises interior syringe needle 1 and outer syringe needle 2, and outer syringe needle 2 is set in outside interior syringe needle 1, outside syringe needle 2 is provided with and the first solution inlet 21 communicated in outer syringe needle 2, wherein, interior syringe needle 1 outer wall is provided with support component 3, support component 3 keeps coaxial to make interior syringe needle 1 with outer syringe needle 2 with the contact internal walls of outer syringe needle 2.
The shower nozzle that the present embodiment provides, owing to being provided with support component 3 on the outer wall of interior syringe needle 1, and the contact internal walls of support component 3 and outer syringe needle 2, keep coaxial to make interior syringe needle 1 with outer syringe needle 2, the setting of support component 3 can make the spacing between interior syringe needle 1 outer wall and outer syringe needle 2 inwall be guaranteed, and support component 3 can play the effect of reinforcement, make interior syringe needle 1 and the not easily flexural deformation of outer syringe needle 2, be out of shape even if interior syringe needle 1 produces with outer syringe needle 2, spacing between interior syringe needle 1 outer wall and outer syringe needle 2 inwall is constant all the time, therefore, the coaxial configuration that interior syringe needle 1 and the outer syringe needle 2 of this shower nozzle are formed is stablized.
Interior syringe needle 1 and the outer syringe needle 2 mentioned in the present embodiment are the metal capillary of hollow.
In the present embodiment, it is outer preferably concrete that outer syringe needle 2 is set in interior syringe needle 1, that is, the link of syringe needle 2 is provided with internal thread outside, and the link of interior syringe needle 1 is provided with external screw thread, the connection in internal and external threads matches and realizes between syringe needle 1 and outer syringe needle 2.
In the present embodiment, support component 3 preferably adopts and is arranged on the wire that interior syringe needle 1 outer wall is wound around.
Support component 3 in the present embodiment also can be arranged on the salient point 5 on interior syringe needle 1 outer wall, specifically please as shown in Figure 2, salient point 5 is arranged on the outer wall of interior syringe needle 1, and contact with the inwall of outer syringe needle 2, the effect of the spacing in keeping between syringe needle 1 and outer syringe needle 2 can be played equally, thus ensure the stability of the coaxial configuration that interior syringe needle 1 is formed with outer syringe needle 2.
Embodiment two
Please as shown in Figure 2 and Figure 3, the structural representation of the shower nozzle that Fig. 2 provides for the present embodiment, the decomposition texture schematic diagram of the shower nozzle that Fig. 3 provides for the present embodiment, the present embodiment shower nozzle is together from the different of embodiment one,
The shower nozzle provided in the present embodiment also comprises the first holder 22, wherein, first holder 22 is connected with outer syringe needle 2, first holder 22 is provided with the first through hole 23 and the first lock chamber 24, first through hole 23 is communicated with outer syringe needle 2, and interior syringe needle 1 passes the first through hole 23 and is connected with the first lock chamber 24.
Wherein, outer syringe needle 2 and the first holder 22 removably connect.This structure be arranged so that outer syringe needle 2 can be changed as required at any time.
Concrete, outer syringe needle 2 is threaded with the first holder 22, that is, the first holder 22 is provided with external screw thread, outside syringe needle 2 is provided with internal thread, and internal and external threads coordinates removably connecting of the outer syringe needle 2 of realization and the first holder 22.Can certainly be provided with internal thread on the first holder 22, outside syringe needle 2 be provided with external screw thread, internal and external threads matches and realizes removably connecting of outer syringe needle 2 and the first holder 22.
Outer syringe needle 2 and the first holder 22 are threaded connection, interior syringe needle 1 can be stretched with outer syringe needle 2 relatively, in Fig. 4, the termination of interior syringe needle 1 is positioned at outside outer syringe needle 2, now be applicable to carrying out electrostatic spinning, because the termination of syringe needle 1 can suitably be stretched out outside outer syringe needle 2 in electrostatic spinning requires, make interior syringe needle 1 as the center stretched; When carrying out wet spinning, due to wet spinning needs outer layer fluid can effective wrapping inner layer fluid, therefore, need to make the termination of interior syringe needle 1 be placed in outer syringe needle 2, now, the basis of Fig. 4 rotates outer syringe needle 2, outer syringe needle 2 level is moved to the left the termination of interior syringe needle 1 is placed in outer syringe needle 2.To sum up analyze, outer syringe needle 2 and the first holder 22 are threaded connection, and enhance the versatility of shower nozzle.
The shower nozzle that the present embodiment provides also comprises the second holder 12, second holder 12 and is connected with the first holder 22, and interior syringe needle 1 is connected with the second holder 12, and the second holder 12 is provided with the second solution inlet 11 be communicated with interior syringe needle 1.
Concrete, the first holder 22 is threaded with the second holder 12, and interior syringe needle 1 is threaded with the second holder 12.
The structural representation of the shower nozzle that the present embodiment provides as shown in Figure 4, interior syringe needle 1 is threaded with the second holder 12 near one end of the second holder 12, concrete, second holder 12 is provided with external screw thread, interior syringe needle 1 is provided with internal thread, internal and external threads matches and realizes the connection of the second holder 12 and interior syringe needle 1, can certainly be that the second holder 12 arranges internal thread, interior syringe needle 1 arranges external screw thread, internal and external threads matches and realizes the connection of the second holder 12 and interior syringe needle 1, an entirety is formed with the second holder 12 after interior syringe needle 1 is connected with the second holder 12,
First holder 22 is threaded connection formation entirety with outer syringe needle 2.First holder 22 and the second holder 12 are together by a threaded connection, concrete, first holder 22 is provided with external screw thread, second holder 12 is provided with internal thread, internal and external threads matches and realizes the connection of the first holder 22 and the second holder 12, can certainly be provided with internal thread on the first holder 22, the second holder 12 is provided with external screw thread, internal and external threads matches and realizes the connection of the first holder 22 and the second holder 12.
In the process that the first holder 22 is connected with the second holder 12, interior syringe needle 1 is placed in outer syringe needle 2 through the first through hole 23 on the first holder 22, interior syringe needle 1 is placed in the first lock chamber 24 near one end of the second holder 12, in the process that the first holder 22 and the second holder 12 screw, interior syringe needle 1 outside in syringe needle 2 as shown in Figure 4 when level be moved to the left, until the first holder 22 and the second holder 12 screw.
When the work of shower nozzle that the present embodiment provides, a kind of solution enters in outer syringe needle 2 from the first solution inlet 21, and another kind of solution enters interior syringe needle from the second solution inlet 11, when two kinds of solution out to realize the preparation of product from shower nozzle.
In the present embodiment, the first lock chamber 24 is entered by the first through hole 23 in order to prevent the solution entered in outer syringe needle 2 by the first solution inlet 11, in the first lock chamber 24 outer syringe needle 2 sidewall on be provided with sealing ring 4, when in the process that the first holder 22 and the second holder 12 screw, interior syringe needle 1, near one end crush seal circle 4 of the second holder 12, realizes the space that formed for interior syringe needle 1 outer wall and the first through hole 23 inwall and the first lock chamber 24 intercepts.
Embodiment three
Please as shown in Figure 5, Figure 6, wherein, the structural representation of the shower nozzle that Fig. 5 provides for the present embodiment, the decomposition texture schematic diagram of the shower nozzle that Fig. 6 provides for the present embodiment.The shower nozzle that the present embodiment provides is from the different of embodiment two, and interior syringe needle 1 is different from the connected mode of the second holder 12.
In the present embodiment, interior syringe needle 1 and the second holder 12 grafting or clamping.
Fig. 5, Figure 6 shows that the structural representation of interior syringe needle 1 and the second holder 12 grafting, as can be seen from the figure, at interior syringe needle 1, one end of second holder 12 is provided with bellmouth, second holder 12 is also arranged to taper with the connecting portion of interior syringe needle 1 junction, when interior syringe needle 1 is connected with the second holder 12, in bellmouth in connecting portion on second holder 12 is inserted on syringe needle 1, now, interior connection between syringe needle 1 and the second holder 12 is realized by the frictional force of connecting portion surface and bellmouth inner surface.
Can certainly be that interior syringe needle 1 is provided with connecting portion, the second holder 12 arranges bellmouth, the connection between interior syringe needle 1 and the second holder 12 can be realized equally.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a shower nozzle, comprise interior syringe needle (1) and outer syringe needle (2), described outer syringe needle (2) is set in described interior syringe needle (1) outward, described outer syringe needle (2) is provided with and the first solution inlet (21) communicated in described outer syringe needle (2), it is characterized in that, described interior syringe needle (1) outer wall is provided with support component (3), and described support component (3) keeps coaxial to make described interior syringe needle (1) with described outer syringe needle (2) with the contact internal walls of described outer syringe needle (2).
2. shower nozzle according to claim 1, is characterized in that, described support component (3) is for being arranged on the wire that described interior syringe needle (1) outer wall is wound around.
3. shower nozzle according to claim 1, is characterized in that, described support component (3) is for being arranged on the salient point (5) on described interior syringe needle (1) outer wall.
4. shower nozzle according to claim 1, it is characterized in that, described outer syringe needle (2) is set in outside described interior syringe needle (1) and is specially, described shower nozzle also comprises the first holder (22), described first holder (22) is connected with described outer syringe needle (2), described first holder (22) is provided with the first through hole (23) and the first lock chamber (24), described first through hole (23) is communicated with described outer syringe needle (2), described interior syringe needle (1) is through described first through hole (23) and be connected with described first lock chamber (24).
5. shower nozzle according to claim 4, is characterized in that, described outer syringe needle (2) and described first holder (22) removably connect.
6. shower nozzle according to claim 5, is characterized in that, described outer syringe needle (2) is threaded with described first holder (22).
7. shower nozzle according to claim 4, it is characterized in that, described interior syringe needle (1) is connected through described first through hole (23) and with described first lock chamber (24) and is specially, described shower nozzle also comprises the second holder (12), described second holder (12) is connected with described first holder (22), described interior syringe needle (1) is connected with described second holder (12), and described second holder (12) is provided with the second solution inlet (11) be communicated with described interior syringe needle (1).
8. shower nozzle according to claim 7, it is characterized in that, described first holder (22) is threaded with described second holder (12), and described interior syringe needle (1) is threaded with described second holder (12).
9. shower nozzle according to claim 7, it is characterized in that, described first holder (22) is threaded with described second holder (12), described interior syringe needle (1) and described second holder (12) grafting or clamping.
10. the shower nozzle according to claim 4 to 9 any one, is characterized in that, by the sidewall of described outer syringe needle (2) is provided with sealing ring (4) in described first lock chamber (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176005.XU CN204550806U (en) | 2015-03-26 | 2015-03-26 | A kind of shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176005.XU CN204550806U (en) | 2015-03-26 | 2015-03-26 | A kind of shower nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204550806U true CN204550806U (en) | 2015-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520176005.XU Active CN204550806U (en) | 2015-03-26 | 2015-03-26 | A kind of shower nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204550806U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567144A (en) * | 2016-11-11 | 2017-04-19 | 北京化工大学 | Three-dimensional coaxial spinning apparatus |
| CN106891463A (en) * | 2017-03-02 | 2017-06-27 | 华中科技大学 | A kind of Coaxial nozzle preparation method |
| CN107475783A (en) * | 2017-10-17 | 2017-12-15 | 天津瑞创微纳科技有限公司 | A kind of coaxial electrostatic spinning shower nozzle |
| CN107475786A (en) * | 2017-08-17 | 2017-12-15 | 东华大学 | A kind of electrostatic spinning combined type syringe needle |
| CN108437637A (en) * | 2018-02-28 | 2018-08-24 | 华中科技大学 | A kind of spiral fluid channel electrofluid nozzle |
| CN113512773A (en) * | 2021-06-02 | 2021-10-19 | 浙江理工大学 | Quick detachable coaxial syringe needle device of fuse-element electrostatic spinning |
-
2015
- 2015-03-26 CN CN201520176005.XU patent/CN204550806U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567144A (en) * | 2016-11-11 | 2017-04-19 | 北京化工大学 | Three-dimensional coaxial spinning apparatus |
| CN106891463A (en) * | 2017-03-02 | 2017-06-27 | 华中科技大学 | A kind of Coaxial nozzle preparation method |
| CN106891463B (en) * | 2017-03-02 | 2018-12-28 | 华中科技大学 | A kind of Coaxial nozzle production method |
| CN107475786A (en) * | 2017-08-17 | 2017-12-15 | 东华大学 | A kind of electrostatic spinning combined type syringe needle |
| CN107475783A (en) * | 2017-10-17 | 2017-12-15 | 天津瑞创微纳科技有限公司 | A kind of coaxial electrostatic spinning shower nozzle |
| CN108437637A (en) * | 2018-02-28 | 2018-08-24 | 华中科技大学 | A kind of spiral fluid channel electrofluid nozzle |
| CN108437637B (en) * | 2018-02-28 | 2019-10-25 | 华中科技大学 | A kind of spiral fluid channel electrofluid spray head |
| CN113512773A (en) * | 2021-06-02 | 2021-10-19 | 浙江理工大学 | Quick detachable coaxial syringe needle device of fuse-element electrostatic spinning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W118509 Conclusion of examination: Claim 1, 3, 4, 5 of No. 201520176005. X utility model and the technical solution of claim 4 and 5 cited in claim 10 are declared invalid, and the patent is maintained valid on the basis of claims 2, 6-9 and the technical solution of claims 6-9 cited in claim 10. Decision date of declaring invalidation: 20200304 Decision number of declaring invalidation: 43461 Denomination of utility model: A kind of nozzle Granted publication date: 20150812 Patentee: Hu Quan |
|
| IP01 | Partial invalidation of patent right |