CN211658931U - Fixing device for infusion needle and infusion bottle - Google Patents
Fixing device for infusion needle and infusion bottle Download PDFInfo
- Publication number
- CN211658931U CN211658931U CN201922171822.7U CN201922171822U CN211658931U CN 211658931 U CN211658931 U CN 211658931U CN 201922171822 U CN201922171822 U CN 201922171822U CN 211658931 U CN211658931 U CN 211658931U
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- CN
- China
- Prior art keywords
- needle
- fixedly connected
- end cover
- infusion
- steel ball
- 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
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- 238000001802 infusion Methods 0.000 title claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 239000003814 drug Substances 0.000 claims abstract description 15
- 238000000926 separation method Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 238000001990 intravenous administration Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a fixing device technical field just discloses an infusion syringe needle and infusion bottle fixing device, including the needle tubing, the surface fixedly connected with end cover of needle tubing, the surface of needle tubing and the top fixedly connected with separation blade that is located the end cover, the surface of needle tubing and the top that is located the separation blade are pegged graft and are had the plunger, the top fixedly connected with syringe needle of needle tubing, the surface swing joint of plunger has the neck mouth, the top fixedly connected with medicine bottle of neck mouth. This infusion syringe needle and infusion bottle fixing device through deformation spring and steel ball for the steel ball can block into the recess when being extruded by the sleeve, through expanding spring and movable sleeve, makes the steel ball can block into the recess, has guaranteed that the needle tubing does not drop, conveniently changes different medicine bottles simultaneously and continues to infuse, through pull ring, annular buckle and annular dog, thereby carry on spacingly to the sleeve, solved installation change inconvenient, fixed effect subalternation problem.
Description
Technical Field
The utility model relates to a fixing device technical field specifically is an infusion syringe needle and infusion bottle fixing device.
Background
The intravenous infusion is a method for infusing a large amount of sterile liquid, electrolyte and medicine into a body from veins by utilizing the principles of atmospheric pressure and hydrostatic pressure, an intravenous infusion needle is used for connecting an injector, an infusion set and a blood transfusion device for intravenous infusion liquid medicine and blood transfusion, the intravenous infusion technology is built into a set of complete system in the 20 th century and becomes one of the most common and most direct effective clinical treatment means, the intravenous infusion product goes through three stages, before the twenty-century fifty years, a fully open intravenous infusion system is widely used all the time, the second generation system is composed of glass and a disposable infusion pipeline with a filter membrane, the pollution chance is reduced, the third generation fully closed intravenous infusion system replaces an infusion container with a soft bag made of plastic materials, and the infusion container is gradually shrunken by the external atmospheric pressure in the infusion process, so that the anti-pollution effect is good.
The fixing device is characterized in that a fixing device is not adopted for connecting the infusion needle and the infusion bottle in most of the existing hospital, the infusion needle is directly inserted into the plunger, the infusion device can be pulled off in an inadvertent manner in such a connection mode, unnecessary troubles are generated, and the fixing device for the infusion needle and the infusion bottle is inconvenient to disassemble, install and replace and use, so that the fixing device for the infusion needle and the infusion bottle is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an infusion syringe needle and infusion bottle fixing device possesses convenient fixed mounting, fixed effectual advantage such as, has solved the installation and has changed inconvenient, fixed poor scheduling problem of effect.
(II) technical scheme
For the above-mentioned convenient fixed mounting, fixed effectual purpose of carrying on, the utility model provides a following technical scheme: the utility model provides an infusion syringe needle and infusion bottle fixing device, includes the needle tubing, the surface fixedly connected with end cover of needle tubing, the surface of needle tubing just is located the top fixedly connected with separation blade of end cover, the surface of needle tubing just is located the top of separation blade and pegs graft and has the plunger, the top fixedly connected with syringe needle of needle tubing, the surface swing joint of plunger has the neck mouth, the top fixedly connected with medicine bottle of neck mouth, the inner diapire fixed mounting of end cover has the sleeve, the mounting hole has been seted up at telescopic top, the inner wall right side fixed mounting of mounting hole has deformation spring, the left side fixedly connected with of deformation spring and the corresponding steel ball of mounting hole, the inner diapire of end cover just is located sleeve surface fixedly mounted and has expanding spring, expanding spring's top fixed mounting has the movable sleeve corresponding with the end cover.
Preferably, the outer surface of the neck opening is provided with a groove corresponding to the steel ball, the groove is an annular groove, the groove is connected with the steel ball in a clamping manner, so that the steel ball can be clamped into the groove when being extruded by the sleeve, the needle tube does not fall off, different medicine bottles can be conveniently replaced at the same time, the transfusion is continued, the groove is matched with the steel ball, the top of the needle head is provided with four through holes, and the four through holes are symmetrically and uniformly distributed at the top of the needle head.
Preferably, the top fixedly connected with pull ring of movable sleeve, the surface bottom fixedly connected with of movable sleeve and the corresponding annular buckle of end cover, the top fixedly connected with of end cover and the corresponding annular dog of annular buckle, the movable sleeve is sliding connection with the connected mode of end cover, the distance that the movable sleeve removed is the distance that pull ring and annular dog upper surface contact arrived annular buckle and annular dog lower surface contact, through pull ring, annular buckle and annular dog to carry out spacingly to the sleeve.
Preferably, mounting hole, deformation spring and steel ball are four, and four symmetrical evenly distributed of mounting hole are in telescopic inside for when the pulling pull ring, the atress is even, lets four steel balls block into the recess simultaneously, lets the needle tubing no longer remove, has realized the stability of structure, and through the pulling pull ring, the different medicine bottles of also being convenient for change continue to infuse simultaneously, the plunger is rubber plunger, the connected mode of plunger and neck finish is for pegging graft.
(III) advantageous effects
Compared with the prior art, the utility model provides an infusion syringe needle and infusion bottle fixing device possesses following beneficial effect:
1. this infusion syringe needle and infusion bottle fixing device, through the pulling pull ring, the pull ring moves down, expanding spring is compressed, deformation spring return gradually simultaneously, make the steel ball move to the outside, the upper surface that pulls to annular dog stops the pulling and does not loosen, hold the end cover again and move up, let the syringe needle insert the inside of plunger and enter the neck, loosen the pull ring, the expanding spring return, the movable sleeve rebound, and then let the steel ball move to the inboard and block to the recess, deformation spring compresses to the inboard simultaneously, let the syringe needle not pull the transfusion system when being dragged and move down, it is inconvenient to have solved the installation change, the poor scheduling problem of fixed effect.
2. This infusion syringe needle and infusion bottle fixing device, through the syringe needle, make the needle tubing can enter into the neck finish, thereby let the medicine flow in the needle tubing through the through-hole, through deformation spring and steel ball, make the steel ball can block into the recess when being extruded by the sleeve, through expanding spring and movable sleeve, make the steel ball can block into the recess, guaranteed that the needle tubing does not drop, conveniently change different medicine bottles simultaneously and continue to infuse, through the pull ring, annular buckle and annular dog, thereby carry on spacingly to the sleeve, it is inconvenient to have solved the installation and change, fixed effect subalternation problem.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is an enlarged view of the structure a of the present invention.
In the figure: the medicine bottle comprises a needle tube 1, an end cover 2, a sleeve 3, a medicine bottle 4, a neck 5, a needle 6, a movable sleeve 7, a plunger 8, a blocking sheet 9, a telescopic spring 10, a deformation spring 11, a steel ball 12 and a mounting hole 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a fixing device for an infusion needle and an infusion bottle comprises a needle tube 1, an end cap 2 is fixedly connected to the outer surface of the needle tube 1, a blocking piece 9 is fixedly connected to the outer surface of the needle tube 1 and positioned at the top of the end cap 2, a plunger 8 is inserted into the outer surface of the needle tube 1 and positioned at the top of the blocking piece 9, a needle 6 is fixedly connected to the top of the needle tube 1, a neck 5 is movably connected to the outer surface of the plunger 8, a groove corresponding to a steel ball 12 is formed in the outer surface of the neck 5, the groove is an annular groove, the groove is connected to the steel ball 12 in a clamping manner, the groove is matched with the steel ball 12, four through holes are formed in the top of the needle 6, the four through holes are symmetrically and uniformly distributed in the top of the needle 6, a medicine bottle 4 is fixedly connected to the top of the neck 5, a, mounting hole 13, deformation spring 11 and steel ball 12 are four, and four mounting hole 13 symmetric evenly distributed are in the inside of sleeve 3, plunger 8 is the rubber plunger, the connected mode of plunger 8 and neck finish 5 is for pegging graft, the inner wall right side fixed mounting of mounting hole 13 has deformation spring 11, the left side fixedly connected with and the corresponding steel ball 12 of mounting hole 13 of deformation spring 11, end cover 2's interior diapire just is located sleeve 3 outer fixed surface and installs expanding spring 10, expanding spring 10's top fixed mounting has movable sleeve 7 corresponding with end cover 2, the top fixedly connected with pull ring of movable sleeve 7, the outer surface bottom fixedly connected with of movable sleeve 7 has the annular buckle corresponding with end cover 2, the top fixedly connected with of end cover 2 has the annular dog corresponding with the annular buckle, the connected mode of movable sleeve 7 and end cover 2 is sliding connection, the distance that movable sleeve 7 removed is that pull ring and annular dog upper surface contact to annular buckle and annular dog contact's annular dog lower surface contact Distance.
In conclusion, according to the fixing device for the infusion needle and the infusion bottle, by pulling the pull ring, the pull ring moves downwards, the telescopic spring 10 is compressed, the deformation spring 11 gradually returns to enable the steel ball 12 to move outwards, the upper surface of the annular stop block is pulled to stop pulling and not to be loosened, the end cover 2 is held and moves upwards, the needle 6 is inserted into the plunger 8 and enters the neck opening 5, the pull ring is loosened, the telescopic spring 10 returns to the original position, the movable sleeve 7 moves upwards, the steel ball 12 moves inwards and is clamped in the groove, meanwhile, the deformation spring 11 compresses inwards, the needle 6 does not pull down the infusion apparatus when pulled, the problems of inconvenience in installation and replacement, poor fixing effect and the like are solved, the needle tube 1 can enter the neck opening 5 through the needle 6, medicine flows into the needle tube 1 through the through hole, and through the deformation spring 11 and the steel ball 12, make steel ball 12 can block into the recess when being extruded by sleeve 3, through expanding spring 10 and movable sleeve 7 for steel ball 12 can block into the recess, has guaranteed that needle tubing 1 does not drop, conveniently changes different medicine bottles 4 simultaneously and continues to infuse, through pull ring, annular buckle and annular dog, thereby it is spacing to carry out sleeve 3, has solved installation change inconvenient, fixed effect subalternation problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an infusion syringe needle and infusion bottle fixing device, includes needle tubing (1), its characterized in that: the outer surface of the needle tube (1) is fixedly connected with an end cover (2), the outer surface of the needle tube (1) is fixedly connected with a separation blade (9) positioned at the top of the end cover (2), the outer surface of the needle tube (1) is inserted into the top of the separation blade (9) to form a plunger (8), the top of the needle tube (1) is fixedly connected with a needle head (6), the outer surface of the plunger (8) is movably connected with a neck opening (5), the top of the neck opening (5) is fixedly connected with a medicine bottle (4), the inner bottom wall of the end cover (2) is fixedly provided with a sleeve (3), the top of the sleeve (3) is provided with a mounting hole (13), the right side of the inner wall of the mounting hole (13) is fixedly provided with a deformation spring (11), the left side of the deformation spring (11) is fixedly connected with a steel ball (12) corresponding to the mounting hole (13), the inner bottom wall of the end cover (, the top of the telescopic spring (10) is fixedly provided with a movable sleeve (7) corresponding to the end cover (2).
2. The device for fixing the transfusion needle and the transfusion bottle as claimed in claim 1, wherein: the outer surface of the neck opening (5) is provided with a groove corresponding to the steel ball (12), the groove is an annular groove, the groove is connected with the steel ball (12) in a clamping manner, and the groove is matched with the steel ball (12).
3. The device for fixing the transfusion needle and the transfusion bottle as claimed in claim 1, wherein: the top of syringe needle (6) has seted up the through-hole, and the through-hole is four, and four through-holes symmetry evenly distributed are at the top of syringe needle (6).
4. The device for fixing the transfusion needle and the transfusion bottle as claimed in claim 1, wherein: the top fixedly connected with pull ring of movable sleeve (7), the surface bottom fixedly connected with of movable sleeve (7) and end cover (2) corresponding annular buckle, the top fixedly connected with of end cover (2) and the corresponding annular dog of annular buckle, the connected mode of movable sleeve (7) and end cover (2) is sliding connection, the distance that movable sleeve (7) removed is the distance of pull ring and annular dog upper surface contact to annular buckle and annular dog lower surface contact.
5. The device for fixing the transfusion needle and the transfusion bottle as claimed in claim 1, wherein: the mounting holes (13), the deformation springs (11) and the steel balls (12) are four, and the four mounting holes (13) are symmetrically and uniformly distributed in the sleeve (3).
6. The device for fixing the transfusion needle and the transfusion bottle as claimed in claim 1, wherein: the plunger (8) is a rubber plunger, and the plunger (8) is connected with the neck (5) in an inserting manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171822.7U CN211658931U (en) | 2019-12-06 | 2019-12-06 | Fixing device for infusion needle and infusion bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171822.7U CN211658931U (en) | 2019-12-06 | 2019-12-06 | Fixing device for infusion needle and infusion bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211658931U true CN211658931U (en) | 2020-10-13 |
Family
ID=72731907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922171822.7U Expired - Fee Related CN211658931U (en) | 2019-12-06 | 2019-12-06 | Fixing device for infusion needle and infusion bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211658931U (en) |
-
2019
- 2019-12-06 CN CN201922171822.7U patent/CN211658931U/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 |
Granted publication date: 20201013 |