CN206416506U - A kind of calibration sleeve produced for medical catheter - Google Patents
A kind of calibration sleeve produced for medical catheter Download PDFInfo
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- CN206416506U CN206416506U CN201621398142.9U CN201621398142U CN206416506U CN 206416506 U CN206416506 U CN 206416506U CN 201621398142 U CN201621398142 U CN 201621398142U CN 206416506 U CN206416506 U CN 206416506U
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- fixed disk
- end sizing
- post
- cover plate
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Abstract
The utility model provides a kind of calibration sleeve produced for medical catheter, including fixed disk, and fixed disk is provided centrally with fixed disk through hole；Cover plate, the cover plate is fixed on the fixed disk, and installation cavity is formed between cover plate and the fixed disk；Front end shape post, front end sizing post be arranged in installation cavity and be fixed on the fixed disk and cover plate, front end sizing post be provided centrally with front end sizing through hole, front end sizing through hole side wall on be provided with front end air groove；And rear end sizing post, rear end sizing post is separately fixed at the both sides of the fixed disk with the cover plate, and being provided centrally with of the rear end sizing post is provided with back air groove on rear end sizing through hole, the side wall of the rear end sizing through hole；Wherein fixed disk through hole, front end sizing through hole and rear end sizing through hole are coaxially disposed.The outer wall smoothness for the medical catheter that the calibration sleeve of the present utility model produced for medical catheter is obtained is high, and fixed effect is good, and production efficiency is high.
Description
Technical field
The utility model is related to production field, more particularly to a kind of calibration sleeve of medical catheter production.
Background technology
With the development of conduit Clinics, medical catheter develops increasingly in clinical application, and demand is continuously increased.With
Society and expanding economy, medical level is improved constantly, and clinic also constantly proposes higher requirement, therefore this to medical catheter
It is accomplished by the need for medical catheter constantly brings forth new ideas to meet clinic.
Medical catheter has small, complex-shaped size, geometric accuracy requirement height, sanitary index height, biochemical stability high
The features such as.Therefore the production difficulty of precision medical catheter is very big, and conventional process equipment and technique can not meet its production and want
Ask.Current China a big chunk precision medical catheter dependence on import, therefore exploitation precision medical catheter is for intervention Medical treatment device
The production domesticization of tool is extremely important.Precision medical catheter has extensive market prospects in China, can not only bring
Significant economic benefit, while being conducive to improving the national general level of the health, brings huge social benefit.And the essence of current China
The problem of production workpiece does not meet production requirement is there is in the production of close medical catheter.
Therefore it provides a kind of workpiece that can be used in medical catheter production is technical problem urgently to be resolved hurrily.
Utility model content
The problem of in being produced for above-mentioned medical catheter, the purpose of this utility model is to provide a kind of medical catheter that is used for and given birth to
The calibration sleeve of production.
The technical solution of the utility model is as follows：
A kind of calibration sleeve produced for medical catheter, it includes
Fixed disk, the fixed disk is provided centrally with fixed disk through hole, and the week side of boss of the fixed disk is additionally provided with fixation
Hole；
Cover plate, the cover plate is fixed on the fixed disk, and installation cavity is formed between the cover plate and the fixed disk；
Front end sizing post, the front end sizing post is arranged in the installation cavity and is fixed on the fixed disk and cover plate
On, being provided centrally with of front end sizing post is provided with front end on front end sizing through hole, the side wall of the front end sizing through hole
Air groove, air chamber, the air chamber and the front end are provided between the lateral wall and the cover plate of the front end sizing post
Air groove is connected, and the first gas-tpe fitting communicated with the air chamber is provided with the cover plate；And
Rear end is shaped post, and rear end sizing post is separately fixed at the both sides of the fixed disk with the cover plate, it is described after
Being provided centrally with of end sizing post is provided with back air groove on rear end sizing through hole, the side wall of rear end sizing through hole；
Wherein described fixed disk through hole, front end sizing through hole and rear end sizing through hole are coaxially disposed.
Wherein, the rear end sizing through hole is integrally in the figure of eight.
Wherein, the rear end sizing post includes first paragraph, second segment and the 3rd section along the direction away from the fixed disk,
90 degree of first paragraph back air groove on wherein described first paragraph is staggered, the second segment back air groove on the second segment
120 degree are staggered, and the 3rd section of back air groove 180 degree on described 3rd section is staggered.
Wherein, the length of the first paragraph is more than the second segment and the 3rd section of length.
Wherein, 90 degree of the front end air groove is staggered.
Wherein, cooling duct is additionally provided with the front end sizing post, is provided with the cover plate logical with the cooling
The water pipe head of road connection.
Wherein, the cooling duct includes the first cooling chamber close to the cover plate, communicating passage and close to the fixation
Second cooling chamber of disk, first cooling chamber is connected with second cooling chamber by the communicating passage.
Wherein, first cooling chamber and second cooling chamber are circular passage, and the communicating passage is semi-circular
Passage, the front end air groove is arranged on the side wall in the middle of first cooling chamber and second cooling chamber.
Wherein, it is additionally provided with the second gas-tpe fitting on the fixed disk.
Wherein, the front end sizing through hole is manhole, and the internal diameter of the front end sizing through hole is fixed more than the rear end
The internal diameter of type through hole, the internal diameter of the fixed disk through hole is gradually reduced along from front end sizing post to the direction of rear end sizing post.
The beneficial effects of the utility model are：
The outer wall smoothness for the medical catheter that the calibration sleeve of the present utility model produced for medical catheter is obtained is high, production
Efficiency high, fixed effect is good, sizing when having reached that medical catheter is produced by the design of front end sizing post and rear end sizing post
With the balance of cooling, the production requirement for making it more conform to medical catheter.
Brief description of the drawings
Fig. 1 is used for the main view schematic cross-sectional view for the calibration sleeve that medical catheter is produced to be of the present utility model；
Fig. 2 is used for the left view schematic diagram for the calibration sleeve that medical catheter is produced to be of the present utility model；
Fig. 3 regards schematic diagram for the right side of the calibration sleeve of the present utility model produced for medical catheter；
Fig. 4 is that the right side of the rear end sizing through hole of the calibration sleeve shown in Fig. 1 regards schematic diagram.
Embodiment
In order that the object, technical solution and advantage of the calibration sleeve of the present utility model produced for medical catheter are more clear
Chu Mingbai, below in conjunction with specific drawings and the specific embodiments, the utility model is further elaborated.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
Medical catheter is different from common pvc pipe, and it will be contacted with tissue, blood, body fluid etc., and what is had is even permanent
Implant.Therefore medical catheter must have excellent organism substitutability, biocompatibility and blood compatibility.It will
Ask that surface is smooth, nontoxic, tasteless, resistant to the sterilising.Require in addition that medical catheter there should be the things such as certain tensile strength and elasticity
Manage mechanical performance.Therefore, led to preferably adapt to a kind of the medical of sheath of tearing for being mainly used in cardiac pacemaker electrodes placement
The production of pipe, utility model people designs a kind of new calibration sleeve.
Referring to Fig. 1, the utility model provides a kind of calibration sleeve produced for medical catheter, and it includes fixed disk 100, lid
Plate 200, front end sizing post 300 and rear end sizing post 400.
As shown in Figure 1 to Figure 3, the entirety of fixed disk 100 shape in disk form, fixation is provided centrally with fixed disk 100
Disk through hole 101, fixing hole 102 is additionally provided with the week side of boss of fixed disk 100.Fixed disk can be fixed on by sizing by bolt etc.
On machine.Referring to Fig. 2, multiple fixing holes 102 are provided with fixed disk 100, multiple fixing holes 102 are evenly distributed on same circle.
Fixed disk preferably with copper into.
Cover plate 200 is fixed on the fixed disk 100, and cover plate 200 passes through non-removable mode in the present embodiment（Example
As welded）It is fixed on fixed disk.As shown in Figure 1 to Figure 3, cover plate 200 overall in disk form, its inner hollow, i.e. cover plate 200
Installation cavity is formed between the fixed disk 100.As shown in figure 1, cover plate 200 includes foreboard 210 and cover sidewall 220, foreboard
210 diameter is less than the diameter of fixed disk.Cover plate can also be standby using copper.
Referring to Fig. 1, front end sizing post 300 is arranged in the installation cavity and by non-removable fixed forms such as welding
It is fixed on the fixed disk 100 and cover plate 200.Front end sizing post profile is cylinder, front end sizing post in the present embodiment
Outer wall fitted with the inwall of cover plate, be fitted close therebetween.Lead in the front end sizing that is provided centrally with of front end sizing post 300
The front end sizing through hole in front end air groove 320, the present embodiment is provided with hole 310, the side wall of the front end sizing through hole 310
A plurality of front end air groove 320 is provided with 310 side wall.Set between the lateral wall and the cover plate of the front end sizing post 300
Air chamber 330 is equipped with, i.e., is provided with depressed part on the lateral wall that post is shaped in front end, sizing post is arranged in cover plate when front end
Afterwards, air chamber is formed between depressed part and cover plate.The air chamber 330 is connected with the front end air groove 320, and in institute
State the first gas-tpe fitting 001 for being provided with and being communicated with the air chamber 330 on cover plate 200.Air chamber in the present embodiment is ring
Shape air chamber.
Referring to Fig. 1, rear end sizing post 400 is separately fixed at the both sides of the fixed disk 100 with the cover plate 200, also
It is to say that rear end sizing post is separately fixed at the both sides of fixed disk with front end sizing post, rear end sizing post is consolidated also by modes such as welding
It is scheduled on fixed disk.Likewise, rear end is shaped, post 400 is provided centrally with rear end sizing through hole 410, the rear end sizing through hole
Back air groove 420 is provided with 410 side wall.
Referring to Fig. 1, the fixed disk through hole 101, front end sizing through hole 310 and rear end sizing through hole 410 are same
Axle is set.
Calibration sleeve in the present embodiment is mainly used for the external diameter sizing of medical catheter, the medical catheter extruded when extruder
Into after calibration sleeve, front end sizing through hole, fixed disk through hole and rear end sizing through hole are sequentially entered, during, pass through the first gas
Pipe joint is vacuumized, then medical catheter is attracted on the inwall of calibration sleeve, thus the outer wall of medical catheter is carried out sizing and
Cooling.Wherein sizing post in front end is more biased towards in being cooled down to medical catheter, and rear end post of shaping is more biased towards in medical catheter
Shaped.Certainly, sizing post in front end also plays styling to medical catheter simultaneously.
Preferably, in one of the embodiments, referring to Fig. 4, the rear end sizing through hole 410 is overall in the figure of eight.
It is to form otch on the outer wall of tubing that rear end sizing through hole is set to down into the figure of eight.
Preferably, in one of the embodiments, referring to Fig. 1, post 400 is shaped along away from the fixed disk in the rear end
Direction include first paragraph, second segment and the 3rd section, wherein 401 first paragraph back air groove 421 is in 90 on the first paragraph
Degree is staggered, and the second segment back air groove 422 on the second segment is staggered in 120 degree, and on described 3rd section
Three sections of back air grooves 423 are staggered in 180 degree.The purpose preferably shaped can be reached by so setting.Air groove is taken out very
Sky can produce very big vacuum adsorption force, make the outer wall of medical catheter to be processed be close to the inwall of calibration sleeve to be cooled to
On the one hand the different settings of the air groove on first paragraph, second segment and the 3rd section in type, the present embodiment can make to be processed
Medical catheter outer wall be close on the inwall of calibration sleeve shape, on the other hand again avoid air groove to medical catheter outer wall
Image, so as to reach the purpose for improving medical catheter surface flatness.
Further, the length of the first paragraph is more than the second segment and the 3rd section of length.More excellent, first paragraph,
Second segment and the 3rd section of length ratio are 1.5 ~ 3：1：0.8~1.2.So set also for reaching the mesh preferably shaped
's.
Preferably, in one of the embodiments, referring to Fig. 1, the front end air groove 320 is staggered in 90 degree.This
Sample sets the coefficient of friction for increasing medical catheter and calibration sleeve, medical catheter is preferably adsorbed on inwall while will not be right
The outer wall of medical catheter produces influence.
Preferably, in one of the embodiments, referring to Fig. 1, cooling duct is additionally provided with the front end sizing post 300
340, the water pipe head 002 connected with the cooling duct is provided with the cover plate 200.It is to be used to determine to set cooling duct
Conduit is cooled down while type, is cooled down to cool down indirectly by post of shaping to front end in the present embodiment.
More excellent, referring to Fig. 1, the cooling duct 340 includes the first cooling chamber 341 of the close cover plate, connection and led to
Road 342 and the second cooling chamber 343 close to the fixed disk, first cooling chamber 341 and second cooling chamber 343 pass through
The communicating passage 342 is connected.Cooling duct is so set to be cooled down to whole front end sizing post.Now communicating passage
Communicated with air chamber.
Further, referring to Fig. 1, first cooling chamber 341 and second cooling chamber are circular passage, described
Communicating passage 342 is to be provided with half-donut channels, the side wall only between first cooling chamber and second cooling chamber
The front end air groove.As shown in figure 1, the communicating passage for the top half of post of being shaped in front end has run through air groove, and preceding
The latter half of end sizing post is not provided with communicating passage.So setting is the balance in order to reach sizing and cool down, it is to avoid pipe
The too fast cooling of material.
Preferably, in one of the embodiments, referring to Fig. 1, the second gas-tpe fitting is additionally provided with the fixed disk 100
003.Second gas-tpe fitting and vavuum pump connection, it is to vacuumize to make medical catheter absorption in calibration sleeve inwall that it, which is acted on,.Further
, the front end sizing through hole 310 is manhole, and the internal diameter of the front end sizing through hole 310 is logical more than rear end sizing
The internal diameter in hole 410, the internal diameter of the fixed disk through hole 101 gradually contracts along from front end sizing post to the direction of rear end sizing post
It is small.So design is to be preferably oriented to medical catheter.The arrival end fillet design of the through hole of front end sizing simultaneously.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be defined by claim.
Claims (10)
1. a kind of calibration sleeve produced for medical catheter, it is characterised in that including
Fixed disk, the fixed disk is provided centrally with fixed disk through hole, and the week side of boss of the fixed disk is additionally provided with fixing hole；
Cover plate, the cover plate is fixed on the fixed disk, and installation cavity is formed between the cover plate and the fixed disk；
Front end sizing post, the front end sizing post is arranged in the installation cavity and is fixed on the fixed disk and cover plate, institute
State front end sizing post be provided centrally be provided with front end air on front end sizing through hole, the side wall of front end sizing through hole
Groove, air chamber, the air chamber and the front end air are provided between the lateral wall and the cover plate of the front end sizing post
Groove is connected, and the first gas-tpe fitting communicated with the air chamber is provided with the cover plate；And
Rear end sizing post, the rear end sizing post is separately fixed at the both sides of the fixed disk with the cover plate, and the rear end is determined
Being provided centrally with of type post is provided with back air groove on rear end sizing through hole, the side wall of rear end sizing through hole；
Wherein described fixed disk through hole, front end sizing through hole and rear end sizing through hole are coaxially disposed.
2. calibration sleeve according to claim 1, it is characterised in that the rear end sizing through hole is integrally in the figure of eight.
3. calibration sleeve according to claim 1, it is characterised in that shape post along away from the fixed disk in the rear end
Direction includes first paragraph, second segment and the 3rd section, wherein 90 degree of first paragraph back air groove on the first paragraph is staggered,
120 degree of second segment back air groove on the second segment is staggered, the 3rd section of back air groove 180 on described 3rd section
Degree is staggered.
4. calibration sleeve according to claim 3, it is characterised in that the length of the first paragraph is more than the second segment and the
Three sections of length.
5. calibration sleeve according to claim 1, it is characterised in that 90 degree of the front end air groove is staggered.
6. the calibration sleeve according to claim 1 to 5 any one, it is characterised in that also set up on the front end sizing post
There is cooling duct, the water pipe head connected with the cooling duct is provided with the cover plate.
7. calibration sleeve according to claim 6, it is characterised in that the cooling duct includes first close to the cover plate
Cooling chamber, communicating passage and the second cooling chamber close to the fixed disk, first cooling chamber and second cooling chamber are logical
Cross the communicating passage connection.
8. calibration sleeve according to claim 7, it is characterised in that first cooling chamber and second cooling chamber are
Circular passage, the communicating passage is half-donut channels, and the front end air groove is arranged on first cooling chamber and described the
On side wall in the middle of two cooling chambers.
9. calibration sleeve according to claim 1, it is characterised in that the second gas-tpe fitting is additionally provided with the fixed disk.
10. calibration sleeve according to claim 1, it is characterised in that the front end sizing through hole is manhole, it is described before
The internal diameter of end sizing through hole is more than the internal diameter of rear end sizing through hole, and the internal diameter of the fixed disk through hole is shaped along from front end
The direction of post to rear end sizing post is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398142.9U CN206416506U (en) | 2016-12-20 | 2016-12-20 | A kind of calibration sleeve produced for medical catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398142.9U CN206416506U (en) | 2016-12-20 | 2016-12-20 | A kind of calibration sleeve produced for medical catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206416506U true CN206416506U (en) | 2017-08-18 |
Family
ID=59576091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621398142.9U Active CN206416506U (en) | 2016-12-20 | 2016-12-20 | A kind of calibration sleeve produced for medical catheter |
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| Country | Link |
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| CN (1) | CN206416506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393647A (en) * | 2016-12-20 | 2017-02-15 | 福路明精密管材（北京）有限公司 | Fixed-diameter sleeve for producing medical catheter |
-
2016
- 2016-12-20 CN CN201621398142.9U patent/CN206416506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393647A (en) * | 2016-12-20 | 2017-02-15 | 福路明精密管材（北京）有限公司 | Fixed-diameter sleeve for producing medical catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190813 Address after: 301700 Tianjin Wuqing Development Zone, No. 6 Xinchuang Road, No. 4 Workshop, 2 Floors Patentee after: Tianjin Secco Kell Technology Co.,Ltd. Address before: 100176 First Floor Central District of No.8 Hongda North Road, Daxing Economic and Technological Development Zone, Beijing Patentee before: FINLUMEN Inc. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.10 Yuanhe Road, Wuqing District, Tianjin Patentee after: Tianjin dimak Pharmaceutical Technology Co.,Ltd. Address before: 301700 2nd floor, No.4 workshop, No.6 Xinchuang Road, Wuqing Development Zone, Tianjin Patentee before: Tianjin Secco Kell Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.10 Yuanhe Road, Wuqing District, Tianjin Patentee after: Tianjin Demak Medical Instrument Co.,Ltd. Address before: No.10 Yuanhe Road, Wuqing District, Tianjin Patentee before: Tianjin dimak Pharmaceutical Technology Co.,Ltd. |