CN206285316U - A kind of syringe of accurate quantification liquid relief - Google Patents
A kind of syringe of accurate quantification liquid relief Download PDFInfo
- Publication number
- CN206285316U CN206285316U CN201620730571.5U CN201620730571U CN206285316U CN 206285316 U CN206285316 U CN 206285316U CN 201620730571 U CN201620730571 U CN 201620730571U CN 206285316 U CN206285316 U CN 206285316U
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- China
- Prior art keywords
- syringe
- propeller
- broached
- tooth design
- cover plate
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- 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.)
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Abstract
A kind of syringe of accurate quantification liquid relief, syringe includes setting graduated syringe, it is provided with external screw thread and the propeller being flexibly connected with syringe, the barrel end of syringe is provided with opening, syringe is also included for limiting spacing coupling assembly of the propeller relative to syringe move mode, spacing coupling assembly includes the broached-tooth design being movably arranged in barrel distal opening, broached-tooth design is provided with the sawtooth matched with the external screw thread of push rod, the sawtooth of broached-tooth design can be in contact with the external screw thread of propeller, propeller is set to be moved relative to syringe spiral rotating, broached-tooth design can also be directed away from the direction movement of propeller, make propeller relative to the direct push-and-pull move of syringe.Syringe of the present utility model can both realize that spiral rotating mode extracted liquid, propeller is set to provide continual and steady suction, ensure the volume more accurate quantification of extraction liquid, direct propulsion mode liquid medicine injection can be realized again, self-injection is carried out so as to meet user's one hand.
Description
Technical field
The utility model is related to medical instruments field, specifically a kind of syringe of accurate quantification liquid relief.
Background technology
In the medical field, doctor or nurse are often injected liquid using syringe carries out the treatment of disease in human body.It is right
For some diseases (such as diabetes), patient is periodically required to inject medicine or product, many in order to simplify therapeutic modality
Patient is by the way of oneself liquid medicine injection.But due to patient generally neither the healthcare of specialty not yet
Specialized education was subject in medicine equipment operating aspect, therefore needs are very careful when self-injection is carried out using syringe.
When diabetic carries out the self-injection of liquid, generally have the characteristics that：First, diabetic notes every time
The dosage needs for penetrating insulin are exactly accurate, once the excessive serious consequence that may result in death of injection；Secondly, glycosuria sickly look
Easily cause the complication (such as PVR) of eye, therefore the eyesight of many diabetics and bad, on syringe
Fine gauge be difficult to see fully aware of, it is more difficult to ensure the dose accuracy of per injection liquid.Can based on above-mentioned analysis
Know, the corresponding syringe of self-injection Demand Design according to diabetic is necessary in fact.
Utility model content
The utility model provides a kind of syringe of accurate quantification liquid relief, and self note is being carried out to solve some Diseases
For the accurate needs of problems for drawing quantitative liquid medicine when penetrating.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of syringe of accurate quantification liquid relief is provided, for drawing liquid and pushing liquid, the syringe includes setting
Graduated syringe, external screw thread and the propeller being flexibly connected with the syringe are provided with, the barrel end of the syringe is provided with out
Mouthful, the syringe is also included for limiting spacing coupling assembly of the propeller relative to syringe move mode, the spacing company
Connected components include the broached-tooth design being movably arranged in the barrel distal opening, and the broached-tooth design is provided with and the push rod
The sawtooth that external screw thread matches, the sawtooth of the broached-tooth design can be in contact with the external screw thread of the propeller, make described pushing away
Enter device to be moved relative to the syringe spiral rotating, the direction that the broached-tooth design can also be directed away from the propeller is moved
It is dynamic, make the propeller relative to the direct push-and-pull move of the syringe.
Further, the spacing coupling assembly also includes the framework being installed in the barrel distal opening, covers
Cover plate above the framework, the broached-tooth design is movably arranged on inside the framework.
Further, the framework lower edge is provided with the locating part extended towards therein protrusion, the broached-tooth design
It is top surface for plane, bottom surface set serrate structure, the side of the broached-tooth design is respectively facing therein depression and is formed with
The limited impression of the locating part is matched with, the locating part supports the limited impression, the broached-tooth design is suspended on institute
State inside framework, and the sawtooth of broached-tooth design is contacted the external screw thread of the propeller just.
Further, the framework upper edge is provided with first slot in therein direction and is directed away from certainly
Second slot of body internal direction, first slot is fixed with the barrel edge of opening of the syringe, makes described
Framework is installed at the barrel opening, and second slot is fixed with the side edge thereof, makes the cover plate fixed
In the framework.
Further, the framework is rectangular box.
Further, the cover plate is flat board, and the cover plate upper surface is provided with shell fragment, and the cover plate lower surface is provided with convex
Block, offers the circular hole for running through at the position that the projection is corresponded on the cover plate.
Further, be provided with leverage between the cover plate and the broached-tooth design, one end of the leverage with
The broached-tooth design is fixedly connected, and the other end of the leverage is contacted with the shell fragment, and the shell fragment is towards the propeller
When direction presses the leverage, the sawtooth mechanism does not press the leverage away from the propeller, the shell fragment
When, the sawtooth mechanism makes the sawtooth row be matched with the external screw thread of the push rod near the propeller.
Further, the leverage is included as the fixed support bar of fulcrum, master arm, passive arm and for company
The connecting rod of master arm and passive arm is connect, described fixed support bar one end is fixedly connected on the cover plate lower surface, the fixation
The middle part that the support bar other end is fixedly connected on the connecting rod forms fulcrum, and described master arm one end is connected to the connecting rod
One end, the master arm other end is free end, and the free end of the master arm contacts with the shell fragment, described passive arm one end
Described connecting rod one end is connected to, the passive arm other end is fixedly connected on the broached-tooth design.
Further, spring is additionally provided between the broached-tooth design and the cover plate, the spring one end is fixedly connected
On the broached-tooth design, the other end is fixedly connected on the cover plate lower surface.
Further, the propeller includes the piston, push rod and the swing handle that are sequentially connected end to end, the outer spiral shell of the propeller
Line is arranged on the push rod, and the piston surrounds liquid cavity with the syringe.
Compared with prior art, have the beneficial effect that：
During using common direct-push syringe, due to directly extracting the bad control of dynamics of liquid, dynamics is slightly larger
The decimated medicine amount liquid of energy, therefore the volume for extracting liquid can be caused not accurate enough.Additionally, during using direct-push syringe, hand
Shake is likely to cause extraction medicine liquid volume inaccurate.Therefore the utility model is improved by way of changing and extracting liquid and taken out
The accuracy of taking liquid.In syringe of the present utility model, propeller has external screw thread, and is set between syringe and propeller
The broached-tooth design for being capable of flexible shift position has been put, therefore lockable propeller is relative to the move mode of syringe.When sawtooth knot
When the sawtooth of structure is contacted and matched with the external screw thread on propeller, propeller is moved relative to syringe spiral rotating, using this side
When formula rotatable propeller draws liquid, propeller can provide continual and steady suction, compared with the mode for directly extracting liquid,
Draw the volume more accurate quantification of liquid.
Additionally, when the sawtooth of broached-tooth design is away from external screw thread on propeller, propeller can directly be pushed away relative to syringe
Enter liquid, be user-friendly for the operation of one-handed injection liquid, thus avoid caused by rotation propulsion injection system not
Just the problem of one-handed injection liquid, optimizes the operability and convenience of user's self-injection.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, below by the accompanying drawing to be used needed for embodiment
It is briefly described, it should be apparent that, drawings in the following description are only some examples of the present utility model, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the cross-sectional view (shell fragment is not pressed) of the syringe of the accurate quantification liquid relief of embodiment two；
Fig. 2 is the cross-sectional view (shell fragment has been pressed) of the syringe of the accurate quantification liquid relief of embodiment two；
Fig. 3 is the section decomposition texture schematic diagram of the syringe of the accurate quantification liquid relief of embodiment two.
Fig. 4 be the accurate quantification liquid relief of embodiment two syringe in spacing coupling assembly three-dimensional exploded view.
Specific embodiment
In the utility model, term " on ", D score, "left", "right", "front", "rear", " top ", " bottom ", " interior ", " outward ",
" in ", " vertical ", " level ", " transverse direction ", the orientation of the instruction such as " longitudinal direction " or position relationship be based on orientation shown in the drawings or
Position relationship, is merely to illustrate the relative position relation between each part or part, is not particularly limited each part or group
Into the specific installation position of part.
Also, above-mentioned part term is in addition to it can be used to indicate that orientation or position relationship, it is also possible to for representing it
His implication, such as term " on " also be likely used for representing certain relations of dependence or annexation in some cases.For ability
For the those of ordinary skill of domain, concrete meaning of these terms in the utility model can be as the case may be understood.
Additionally, term " installation ", " setting ", " being provided with ", " connection ", " connected " should be interpreted broadly.For example, it may be solid
Fixed connection, is detachably connected, or monolithic construction；Can mechanically connect, or electrical connection；Can be joined directly together, or
It is indirectly connected to by intermediary, or is two connections internal between device, element or part.For this area
For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.
Additionally, term " first ", " second " etc. are mainly used for distinguishing different parts or part, table is not intended to
Relative importance and quantity bright or that imply indicated part or part.Unless otherwise indicated, the implication of " multiple " is two
Individual or two or more.
Additionally, institute's accompanying drawings are drawn in the utility model structure, ratio, size etc., are only used for coordinating explanation
Content disclosed in book, for skilled in the art realises that with reading, be not intended to limit the enforceable limit of the utility model
Fixed condition, therefore without technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
Do not influence under the utility model effect that can be generated and the purpose to be reached, should fall disclosed in the utility model
In the range of technology contents are covered.
The technical solution of the utility model is further described with reference to embodiment and accompanying drawing.
Embodiment one
A kind of syringe of accurate quantification liquid relief is provided, for drawing liquid and pushing liquid, the syringe includes setting
Graduated syringe, external screw thread and the propeller being flexibly connected with the syringe are provided with, the barrel end of the syringe is provided with out
Mouthful, the syringe is also included for limiting spacing coupling assembly of the propeller relative to syringe move mode, the spacing company
Connected components include the broached-tooth design being movably arranged in the barrel distal opening, and the broached-tooth design is provided with and the push rod
The sawtooth that matches of external screw thread, the sawtooth of the broached-tooth design can be in contact with the external screw thread of the propeller, make described
Propeller is moved relative to the syringe spiral rotating, and the direction that the broached-tooth design can also be directed away from the propeller is moved
It is dynamic, make the propeller relative to the direct push-and-pull move of the syringe.
Embodiment two
The present embodiment provides a kind of syringe of accurate quantification liquid relief, for drawing liquid and pushing liquid, such as Fig. 1 institutes
Show, including surface set graduated syringe 1, propeller 2, for limiting spacing connection of the propeller relative to syringe move mode
Component 3.Wherein, with reference to shown in Fig. 1, Fig. 3, corresponding up and down opening is provided with the barrel end (right-hand member of syringe in Fig. 3) of syringe 1
Mouth 11, spacing coupling assembly 3 is arranged in the opening 11.Propeller 2 includes the piston 21, push rod 22 and the rotation that are sequentially connected end to end
Handle 23, push rod 22 is provided with external screw thread, and piston 21 and syringe 1 enclose to form liquid cavity jointly.
In the present embodiment, opening, therefore phase are offered because the upper side and lower side in syringe barrel end corresponds to respectively
The spacing coupling assembly answered also includes two groups, is separately positioned in the opening of the upper side and lower side.This two groups of knots of spacing coupling assembly
Structure is identical, for convenience of describing, herein as a example by the spacing coupling assembly only in positioned at upper side opening, introduces its structure.With reference to Fig. 1
Shown in Fig. 4, spacing coupling assembly 3 include the framework 31 being fixedly arranged in opening 11, cover cover plate 32 in the top of framework 31 with
And it is arranged on the broached-tooth design 33 inside framework 31.
Wherein, framework 31 is enclosed jointly by the first side plate 311, the second side plate 312, the 3rd side plate 313 and the 4th side plate 314
Close the rectangular box for being formed.Divide towards the therein direction of framework 31 in the upper edge of the first side plate 311 and the 3rd side plate 313
The direction for do not offer the first slot 315, being directed away from framework 31 offers the second slot 316, the first slot respectively
315 are fixed with the edge of the opening 11 of syringe 1, framework 31 is installed in the opening 11；Second slot 316 and cover plate
32 two sides (i.e. left and right sides in Fig. 4) edge is fixed, and cover plate 32 is installed in framework 31.In the first side plate
311 and the 3rd side plate 313 lower edge be respectively facing the therein direction of framework 31 protrusion extension form finite place piece 317,
The locating part 317 is specifically first to be extended downwardly from biside plate lower edge, be bent to form to the therein direction of framework 31 again
Crotch structure.
Broached-tooth design 33 is top surface for plane, bottom surface set serrate structure, in two sides (i.e. Fig. 4 of broached-tooth design 33
Middle left and right sides) on be respectively facing the therein of broached-tooth design 33 and be recessed to form limited location groove 331, limited impression 331 with
Locating part 317 matches, and broached-tooth design 33 is suspended on inside framework 31, and the sawtooth of the bottom surface of broached-tooth design 33 is contacted just
External screw thread on push rod 22.In the present embodiment, the sawtooth in broached-tooth design matches with the external screw thread on push rod, enables push rod
It is enough to be moved relative to syringe by way of spiral rotating.
Cover plate 32 is a flat board, is provided with depressible shell fragment 321 in the upper surface of cover plate 32, the lower surface of the shell fragment 321
A projection 322 is provided with, circular hole 323 is offered at the position that projection 322 is corresponded on cover plate 32.Cover plate 32 and broached-tooth design 33
Between connected by leverage 34 and spring 35.In the present embodiment, due to needing to carry out injection operation, shell fragment can be pressed repeatedly
Leverage, this can cause shell fragment that larger abrasion even damage occurs, therefore, in order to avoid the heavy wear of shell fragment, in bullet
Piece lower surface is provided with projection this structure.
Specifically, leverage 34 include as the fixed support bar 341 of fulcrum, master arm 342, passive arm 343 and
Connecting rod 344 for connecting master arm and passive arm.Wherein, fixed one end of support bar 351 is fixedly connected under cover plate 32
Surface, the other end are fixedly connected on the middle part of connecting rod 344 to form fulcrum；One end of master arm 342 is connected to connecting rod
344th, the other end is free end, and the free end of master arm is real with the projection 322 of shell fragment lower surface through the circular hole 323 on cover plate 32
Existing contact connection, so as to the movement of master arm can be driven by pushing shrapnel；One end of passive arm 343 is connected to connecting rod
344th, the other end is fixedly connected on broached-tooth design 33, so as to can drive the movement of broached-tooth design by passive arm.
In addition, being installed with two springs between cover plate 32 and broached-tooth design 33, the two ends of each spring 35 are fixed respectively
On lower surface, the top surface of broached-tooth design 33 in cover plate 32.In the present embodiment, setting spring is between cover plate and broached-tooth design
In order to the movement for ensureing broached-tooth design has restorability.
The course of work of the syringe of the present embodiment is as follows：As shown in figure 1, when the shell fragment 321 on cover plate 32 is not pressed,
The sawtooth of the bottom surface of broached-tooth design 33 is in contact with the external screw thread on propeller 2.Now, propeller 2 carries out spiral relative to syringe 1
The operation for carrying out drawing liquid in rotary moving, by the way of spiral rotating, propeller can provide continual and steady suction, because
This is compared with traditional direct extraction liquid mode, and the volume that liquid can be drawn by the way of spiral rotating takes liquid is more accurate
It is quantitative.As shown in Fig. 2 after shell fragment 321 on cover plate 32 are pressed, the projection of the lower surface of shell fragment 321 is applied to leverage 34
Power, finally moves the direction that broached-tooth design 33 is directed away from propeller 2 by the movement of leverage 34, makes broached-tooth design 33
The sawtooth of bottom surface is not contacted with the external screw thread on propeller 2.Now, propeller 2 is directly advanced liquid relative to syringe
Operation, the mode of this direct propulsion liquid can be user-friendly for one-handed injection liquid, thus avoid because rotation is pushed away
Enter the problem of the inconvenient one-handed injection liquid that injection system is caused, optimize the operability and convenience of user's self-injection.
Claims (10)
1. a kind of syringe of accurate quantification liquid relief, includes being provided with scale for drawing liquid with liquid, the syringe is pushed
Syringe, be provided with external screw thread and the propeller being flexibly connected with the syringe, it is characterised in that：The barrel end of the syringe sets
There is opening, the syringe is also included for limiting spacing coupling assembly of the propeller relative to syringe move mode, the limit
Position coupling assembly includes the broached-tooth design being movably arranged in the barrel distal opening, and the broached-tooth design is provided with and is pushed away with described
Enter the sawtooth that the external screw thread of device matches, the sawtooth of the broached-tooth design can be in contact with the external screw thread of the propeller, make
The propeller is moved relative to the syringe spiral rotating, and the broached-tooth design can also be directed away from the side of the propeller
To movement, make the propeller relative to the direct push-and-pull move of the syringe.
2. syringe according to claim 1, it is characterised in that：The spacing coupling assembly also includes being installed in the cylinder
Framework in wall distal opening, cover plate above the framework is covered, the broached-tooth design is movably arranged in the framework
Portion.
3. syringe according to claim 2, it is characterised in that：The framework lower edge is provided with towards therein protrusion
The locating part of extension, the broached-tooth design is top surface for plane, bottom surface set serrate structure, the side point of the broached-tooth design
The limited impression for being matched with the locating part is not formed with towards therein depression, the locating part is supported described spacing recessed
Groove, makes the broached-tooth design be suspended on inside the framework, and the sawtooth of broached-tooth design is contacted the outer of the propeller just
Screw thread.
4. syringe according to claim 2, it is characterised in that：The framework upper edge is provided with therein side
To the first slot and be directed away from second slot in therein direction, the cylinder of first slot and the syringe
Wall opening edge is fixed, and the framework is installed at the barrel opening, second slot and the cover plate side
Edge is fixed, and the cover plate is installed in the framework.
5. syringe according to claim 2, it is characterised in that：The framework is rectangular box.
6. syringe according to claim 2, it is characterised in that：The cover plate is flat board, and the cover plate upper surface is provided with
Shell fragment, the cover plate lower surface is provided with projection, and the circle for running through is offered at the position that the projection is corresponded on the cover plate
Hole.
7. syringe according to claim 6, it is characterised in that：Further, the cover plate and the broached-tooth design it
Between be provided with leverage, one end of the leverage is fixedly connected with the broached-tooth design, the other end of the leverage
Contacted with the shell fragment, when the shell fragment is towards the propeller direction pressing leverage, the sawtooth mechanism is away from institute
Propeller is stated, when the shell fragment does not press the leverage, the sawtooth mechanism arranges the sawtooth near the propeller
Matched with the external screw thread of push rod.
8. syringe according to claim 7, it is characterised in that：The leverage is included as the fixed support of fulcrum
Bar, master arm, passive arm and the connecting rod for connecting master arm and passive arm, described fixed support bar one end are fixedly connected
In the cover plate lower surface, the middle part that the fixed support bar other end is fixedly connected on the connecting rod forms fulcrum, described
Master arm one end is connected to described connecting rod one end, and the master arm other end is free end, the free end of the master arm with
The shell fragment contact, described passive arm one end is connected to described connecting rod one end, and the passive arm other end is fixedly connected on institute
State broached-tooth design.
9. syringe according to claim 2, it is characterised in that：It is additionally provided between the broached-tooth design and the cover plate
Spring, the spring one end is fixedly connected on the broached-tooth design, and the other end is fixedly connected on the cover plate lower surface.
10. syringe according to claim 1, it is characterised in that：The propeller include be sequentially connected end to end piston,
Push rod and swing handle, the external screw thread of the propeller are arranged on the push rod, and the piston surrounds liquid cavity with the syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620730571.5U CN206285316U (en) | 2016-07-12 | 2016-07-12 | A kind of syringe of accurate quantification liquid relief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620730571.5U CN206285316U (en) | 2016-07-12 | 2016-07-12 | A kind of syringe of accurate quantification liquid relief |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206285316U true CN206285316U (en) | 2017-06-30 |
Family
ID=59094065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620730571.5U Expired - Fee Related CN206285316U (en) | 2016-07-12 | 2016-07-12 | A kind of syringe of accurate quantification liquid relief |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206285316U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387482A (en) * | 2018-04-27 | 2018-08-10 | 新疆维吾尔自治区产品质量监督检验研究院 | A kind of cementitious material slurry apparent density device for quick testing |
| CN111249580A (en) * | 2020-03-01 | 2020-06-09 | 杜明誉 | High-precision pressure propeller for autologous fat |
| CN111249577A (en) * | 2020-03-01 | 2020-06-09 | 杜明誉 | Autologous fat transplantation needle for improving survival rate of fat cells |
| CN113509613A (en) * | 2021-06-08 | 2021-10-19 | 珠海益心医疗科技有限公司 | Use method of ring handle injector |
-
2016
- 2016-07-12 CN CN201620730571.5U patent/CN206285316U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387482A (en) * | 2018-04-27 | 2018-08-10 | 新疆维吾尔自治区产品质量监督检验研究院 | A kind of cementitious material slurry apparent density device for quick testing |
| CN111249580A (en) * | 2020-03-01 | 2020-06-09 | 杜明誉 | High-precision pressure propeller for autologous fat |
| CN111249577A (en) * | 2020-03-01 | 2020-06-09 | 杜明誉 | Autologous fat transplantation needle for improving survival rate of fat cells |
| CN111249577B (en) * | 2020-03-01 | 2021-11-19 | 杭州丽脂医疗科技有限公司和兴路医疗美容门诊部 | Autologous fat transplantation needle for improving survival rate of fat cells |
| CN111249580B (en) * | 2020-03-01 | 2021-12-07 | 宁波珈禾整形专科医院有限公司 | High-precision pressure propeller for autologous fat |
| CN113509613A (en) * | 2021-06-08 | 2021-10-19 | 珠海益心医疗科技有限公司 | Use method of ring handle injector |
| CN113509613B (en) * | 2021-06-08 | 2023-08-15 | 珠海丽笙医疗科技有限公司 | Application method of ring handle syringe |
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| Date | Code | Title | Description |
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| 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: 20170630 Termination date: 20180712 |