CN207323798U - A kind of fix device - Google Patents
A kind of fix device Download PDFInfo
- Publication number
- CN207323798U CN207323798U CN201720345579.4U CN201720345579U CN207323798U CN 207323798 U CN207323798 U CN 207323798U CN 201720345579 U CN201720345579 U CN 201720345579U CN 207323798 U CN207323798 U CN 207323798U
- Authority
- CN
- China
- Prior art keywords
- groove
- syringe needle
- pass prot
- clear opening
- fix device
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of fix device, including cylinder, piston rod and the cylindric syringe needle (1) for being arranged on barrel front end；Piston rod is inserted into cylinder；Needle tip has a point；Syringe needle has a clear opening (4) that liquid main channel is axially provided as along syringe needle；The front end of syringe needle also has is equipped with by-pass prot (3) equipped with groove (2), groove；By-pass prot is connected with clear opening；The axis of by-pass prot is vertical with the axis of clear opening.
Description
Technical field
It the utility model is related to a kind of fix device.
Background technology
Existing fix device uses common syringe, and when puncturing flask for medicinal preparations suction anesthetic, there are pin
The shortcomings that head easily blocks, therefore, it is necessary to design a kind of fix device.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fix device, the fix device
The anti-jamming mechanism based on groove and by-pass prot is designed with, can guarantee that and swimmingly inject.
The technical solution of utility model is as follows：
A kind of fix device, including cylinder, piston rod and the cylindric syringe needle for being arranged on barrel front end；It is living
Stopper rod is inserted into cylinder；
Needle tip has a point；
Syringe needle has a clear opening that liquid main channel is axially provided as along syringe needle；
The front end of syringe needle also has is equipped with by-pass prot equipped with groove, groove；By-pass prot is connected with clear opening；
The axis of by-pass prot is vertical with the axis of clear opening.
Groove is square groove；Groove is 2, is set relative to the axisymmetrical of syringe needle；Each groove is equipped with one
A by-pass prot.
Beneficial effect：
The fix device of the utility model, is designed with the anti-jamming mechanism based on groove and by-pass prot, groove and side
Through hole is two sets, once the front end of main aperture is blocked, liquid can be aspirated and exported to 2 by-pass prots, can guarantee that and swimmingly inject
Anesthetic.
Brief description of the drawings
Fig. 1 is the syringe needle general structure schematic diagram (front view) of fix device；
Fig. 2 is the syringe needle general structure schematic diagram (side cutaway view) of fix device.
Label declaration：1- syringe needles, 2- grooves, 3- by-pass prots, 4- clear openings.
Embodiment
The utility model is described in further details below with reference to the drawings and specific embodiments：
Embodiment 1：Such as Fig. 1~2, a kind of fix device, including cylinder, piston rod and barrel front end is arranged on
Cylindric syringe needle 1；Piston rod is inserted into cylinder；
Needle tip has a point；
Syringe needle has a clear opening 4 that liquid main channel is axially provided as along syringe needle；
The front end of syringe needle also has is equipped with by-pass prot 3 equipped with groove 2, groove；By-pass prot is connected with clear opening；
The axis of by-pass prot is vertical with the axis of clear opening.
Groove is square groove；Groove is 2, is set relative to the axisymmetrical of syringe needle；Each groove is equipped with one
A by-pass prot.
Claims (2)
1. a kind of fix device, it is characterised in that including cylinder, piston rod and the cylindrical shape for being arranged on barrel front end
Syringe needle (1)；Piston rod is inserted into cylinder；
Needle tip has a point；
Syringe needle has a clear opening (4) that liquid main channel is axially provided as along syringe needle；
The front end of syringe needle also has is equipped with by-pass prot (3) equipped with groove (2), groove；By-pass prot is connected with clear opening；
The axis of by-pass prot is vertical with the axis of clear opening.
2. fix device according to claim 1, it is characterised in that groove is square groove；Groove is 2,
Set relative to the axisymmetrical of syringe needle；Each groove is equipped with the by-pass prot described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345579.4U CN207323798U (en) | 2017-03-24 | 2017-03-24 | A kind of fix device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345579.4U CN207323798U (en) | 2017-03-24 | 2017-03-24 | A kind of fix device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207323798U true CN207323798U (en) | 2018-05-08 |
Family
ID=62375962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720345579.4U Expired - Fee Related CN207323798U (en) | 2017-03-24 | 2017-03-24 | A kind of fix device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207323798U (en) |
-
2017
- 2017-03-24 CN CN201720345579.4U patent/CN207323798U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20190324 |