CN2673400Y - Continuous injector - Google Patents
Continuous injector Download PDFInfo
- Publication number
- CN2673400Y CN2673400Y CN 200420037957 CN200420037957U CN2673400Y CN 2673400 Y CN2673400 Y CN 2673400Y CN 200420037957 CN200420037957 CN 200420037957 CN 200420037957 U CN200420037957 U CN 200420037957U CN 2673400 Y CN2673400 Y CN 2673400Y
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- scale
- continuous injector
- bottle
- needle
- handle
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Abstract
The utility model relates to a continuous injector. The excircle surface of the scale sleeve pipe of the continuous injector is provided with a main scale and a complementary scale. The excircle surface of the adjusting thread insert is provided with an adjusting scale; a physic liquor injection connection device contains a bottle inserting needle and a bottle inserting seat; the bottle inserting needle is fixed in the bottle inserting seat; the bottle inserting needle is provided with an air inlet hole and a liquid outlet hole; the lateral surface of the bottle inserting needle is provided with a nonreturn valve communicated with the atmosphere. While in use, the coarse adjustment and the micro adjustment can be carried out as long as the adjust thread insert is rotated; the quantitation is more accurate, the operation is simpler and the connection is convenient; one end of the physic liquor feeding device is connected with a handgrip, and the bottle inserting needle of the other end of the physic liquor injection device is inserted in the physic liquor bottom, which avoids the physic liquor secondary pollution, reduces the physic liquor extravagancy and the hollow cavity phenomena, and accelerates the injection velocity.
Description
Technical field
This utility model relates to a kind of veterinary medical instrument, specifically a kind of continuous injector.
Background technology
We know, continuous injector in the market mainly is by reservoir, compositions such as injection mechanism and entry needle headstock.The continuous injector injection mechanism that uses on the market is a handle and connecting rod piston type pushing mechanism, holds fixed handle and can realize continuous injection.Piston rear end is provided with by positioning cap and regulates the adjusting device that silk constitutes, graduated scale is set directly to be regulated on the silk, rotate along with regulating silk to rotate during use, observe inconvenient, quantitatively inaccurate, error is big, what also have is regulating the outside overcoat that has scale that is provided with, and regulates silk and rubs mutually with overcoat, and graduation mark wearing and tearing in the course of time are unclear, can't regulate injection volume, and ubiquity can only be adjusted roughly on scale and can't carry out trace and regulate.The joint that entering the medicine position during input medicinal liquid continuously has connects a sebific duct, the sebific duct other end connects a minute hand, minute hand inserts in the original-pack medicinal liquid bottle, or uses standby reservoir, the medicine of original-pack medicinal liquid bottle is poured in the standby reservoir be connected on the continuous injector.Above-mentioned shortcoming is that inconvenience during use causes injection cavity underdosage easily, forms secondary pollution, reduces drug effect.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of continuous injector scientific and reasonable, quantitatively accurate, that error is little, cost is low, the medicinal liquid input is simple, easy to operate, safe and reliable of constructing is provided.
The technical scheme in the invention for solving the above technical problem is: a kind of continuous injector, its cavity front portion is provided with the syringe needle locking member, the rear end is by the scale sleeve that is threaded, the scale sleeve is connected and fixed by its female thread and the external screw thread of regulating silk braid, piston rod passes adjusting silk braid endoporus and back-moving spring and handle and is connected and fixed, an infusion channel logical with the syringe cavity bulk phase is arranged in piston rod and the handle, the liquid outlet of itself and medicinal liquid infusion apparatus joins, it is characterized in that: scale sleeve periphery is provided with main scale and complementary scale, regulates the silk braid periphery and is provided with main, the corresponding adjusting scale of complementary scale.
This utility model syringe cavity rear end periphery is provided with scale sleeve locking silk and regulates silk braid locking silk, regulate scale comprise an axial line and with its some circumferences that intersect; Medicinal liquid infusion apparatus includes needle for inserting bottle and inserts the bottle seat, needle for inserting bottle is fixed in to be inserted in the bottle seat, which is provided with air inlet and liquid outlet, the air inlet side is provided with the check valve that communicates with atmosphere, the needle for inserting bottle lower end is provided with handle and is connected the external screw thread with liquid outlet, and the handle upper end is provided with the female thread that joins with medicinal liquid infusion apparatus.
This utility model is because scale sleeve periphery is provided with major and minor scale, regulate the silk braid periphery and be provided with the adjusting scale, needle for inserting bottle directly is connected as a body with medicinal liquid bottle and syringe, and against existing technologies, this utility model only need rotate the adjusting silk braid when using can carry out coarse adjustment and fine setting, quantitatively more accurate, simple to operate, easy to connect, avoided the medicinal liquid secondary pollution, reduce liquid waste and cavity phenomenon, accelerated injection speed.
Description of drawings
Below in conjunction with accompanying drawing this utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a partial structurtes sketch map of the present utility model.
Fig. 3 is a medicinal liquid infusion apparatus structural representation of the present utility model.
Fig. 4 is the needle for inserting bottle structural representation of medicinal liquid infusion apparatus of the present utility model.
Each label is respectively among the figure: 1. syringe needle locking member, 2. cavity, 3. scale sleeve locking silk, 4. scale sleeve, 5. handle, 6. main scale, 7. complementary scale is 8. regulated scale, 9. adjusting silk braid, 10. back-moving spring, 11. piston rods, 12. medicinal liquid infusion apparatus, 13. handle, 14. regulate silk braid locking silk, 15. medicinal liquid bottles, and 16. insert the bottle seat, 17. air inlet 18. needle for inserting bottle, 19. inlet plenums, 20. check valves, 21. external screw thread, 22. liquid outlets, the 23. air inlet edges of a knife.
The specific embodiment
As can be seen from Figure 1 a kind of continuous injector, the front end of its cavity 2 is by the syringe needle locking head 1 that is threaded, the rear end is by being threaded onto on the scale sleeve 4, scale sleeve 4 is connected with the external screw thread of regulating silk braid 9 by its female thread, piston rod 11 passes adjusting silk braid 9 endoporus and back-moving spring 10 is connected and fixed with handle 13, regulate the relative position of silk braid 9 in scale sleeve 4 by rotation, be used for regulating the moving position of control piston bar 11 at syringe cavity 2, thereby realize regulating injection volume, carry out quantitatively injection continuously.Above-mentioned composition structure and prior art are basic identical, are not described in detail in this.
A kind of as can be seen continuous injector from Fig. 1, Fig. 2, its scale sleeve 4 peripheries are provided with main scale 6 and complementary scale 7, regulate silk braid 9 peripheries and be provided with adjusting scale 8, regulate scale 8 comprise an axial line and with its some circumferences that intersect, when regulating injection volume, the circumference of the adjusting scale 8 on the silk braid 9 of rotation adjusting earlier is corresponding with a certain graduation mark on the main scale 6 of scale sleeve 4, is expressed as the quantity of injection volume coarse adjustment; A certain graduation mark is corresponding on the complementary scale 6 of the rotation axial line of regulating the adjusting scale 8 on the silk braid 9 and scale sleeve 4 then, the quantity of expression trace adjusting; The circumference of the adjusting scale 8 on main scale 6 on the scale sleeve 4 and the adjusting silk braid 9 is corresponding graduation marks, when regulating injection volume, can correspondingly mutually regulate, the setting of the circumference of the adjusting scale 8 on the main scale 6 of scale sleeve 4 and the adjusting silk braid 9, should determine according to the range of activity of syringe cavity 2 inner piston rods, and and injection volume consistent, come to determine the size of injection volume according to this; Adjusting silk braid 9 whenever revolves and turns around, and the capacity in the cavity 2 can be adjusted within the specific limits.The scale sleeve 4 that is provided with main scale 6 and complementary scale 7 adopts high strength, resistant to elevated temperatures transparent material manufacturing, be convenient to observe the situation that aligns of scale label line, main scale 6 and complementary scale 7 are located on the periphery of scale sleeve 4, and silk braid 9 is contactless with regulating, the wearing and tearing in having avoided using.
This utility model is provided with scale sleeve locking silk 3 in scale sleeve 4 and cavity 2 and adjusting silk braid 9 junctions and regulates silk braid and lock silk 14, be used to lock scale sleeve 4 and regulate silk braid 9 rotation mutually when regulating injection volume, improve the accuracy of the injection volume of continuous injector, handle of the present utility model 13 upper ends are provided with the female thread that joins with medicinal liquid infusion apparatus 12, it can also be other type of attachment, scale sleeve 4 and handle 5 both can separately be made, and also can make one.
Medicinal liquid infusion apparatus 12 of the present utility model as can be seen includes needle for inserting bottle 18 and inserts bottle seat 16 from Fig. 3, Fig. 4, needle for inserting bottle 18 is fixed in to be inserted in the bottle seat 16, in needle for inserting bottle 18, be provided with air inlet 17 and liquid outlet 22, be provided with the check valve 20 that communicates with atmosphere in air inlet 17 sides, its effect is exactly in the medicinal liquid course of conveying, guarantee medicinal liquid bottle inside and outside air pressure balance, medicinal liquid is flowed out under action of gravity naturally, one end face of check valve 20 is spherical, which is provided with an air inlet edge of a knife 23 that communicates with air inlet 17.Medicinal liquid bottle 15 is fixed on and inserts on the bottle seat 16 during use, insert in the medicinal liquid bottle 15 needle for inserting bottle 18 upper ends, the lower end is connected with the female thread of handle 13 by external screw thread 21, when driving syringe piston rod 11, driving handle 13 in syringe cavity 2, seesaws, under check valve 20 effects, aspiration medicinal liquid bottle 15 inner liquid medicines, the infusion channel in liquid outlet 22, piston rod 11 and handle 13 enters in the syringe cavity 2; Medicinal liquid is in aspiration procedure, to produce negative pressure appearance in the medicinal liquid bottle 15,, guarantee the medicinal liquid proper flow in the medicinal liquid bottle 15 for guaranteeing the positive negative-pressure balancing in the medicinal liquid bottle 15, the air inlet edge of a knife 23 of atmosphere on check valve 20 enters in the medicinal liquid bottle 15, finally reaches air pressure balance; When in the bottle during positive negative-pressure balancing, malleation produces certain pressure to check valve 20 spheres, makes the air inlet edge of a knife 23 closures, thereby plays unidirectional air inlet counter flow action.
This utility model can also be provided with inlet plenum 19 in needle for inserting bottle 18 sides, and perhaps inlet plenum 19 is made of one with inserting bottle seat 16, is provided with the check valve 20 that communicates with atmosphere simultaneously in inlet plenum 19.
This utility model only need rotate adjusting silk braid 9 when using can carry out coarse adjustment and fine setting, quantitatively more accurate, simple to operate, easy to connect, needle for inserting bottle 18 directly and medicinal liquid bottle 15 and syringe be connected as a body, avoid the medicinal liquid secondary pollution, reduced liquid waste and cavity phenomenon, accelerated injection speed.
Claims (7)
1. continuous injector, its cavity front portion is provided with the syringe needle locking member, the rear end is by the scale sleeve that is threaded, the scale sleeve is connected with the external screw thread of regulating silk braid by its female thread, piston rod passes adjusting silk braid endoporus and back-moving spring and handle and is connected and fixed, an infusion channel logical with the syringe cavity bulk phase is arranged in piston rod and the handle, the liquid outlet of itself and medicinal liquid infusion apparatus joins, it is characterized in that: scale sleeve periphery is provided with main scale and complementary scale, regulates the silk braid periphery and is provided with and the corresponding adjusting scale of major and minor scale.
2. continuous injector according to claim 1 is characterized in that: cavity rear end periphery is provided with scale sleeve locking silk and regulates silk braid locking silk.
3. continuous injector according to claim 1 is characterized in that: the scale sleeve is provided with the handle of making one with it.
4. continuous injector according to claim 1 is characterized in that: regulate scale comprise an axial line and with its some circumferences that intersect.
5. continuous injector according to claim 1 is characterized in that: medicinal liquid infusion apparatus includes needle for inserting bottle and inserts the bottle seat, and needle for inserting bottle is fixed in to be inserted in the bottle seat, which is provided with air inlet and liquid outlet, and the air inlet side is provided with the check valve that communicates with atmosphere.
6. continuous injector according to claim 5 is characterized in that: the needle for inserting bottle lower end is provided with the external screw thread with liquid outlet that is connected with handle.
7. continuous injector according to claim 1 or 5, it is characterized in that: the handle upper end is provided with the female thread that joins with medicinal liquid infusion apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420037957 CN2673400Y (en) | 2004-01-08 | 2004-01-08 | Continuous injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420037957 CN2673400Y (en) | 2004-01-08 | 2004-01-08 | Continuous injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2673400Y true CN2673400Y (en) | 2005-01-26 |
Family
ID=34483917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420037957 Expired - Fee Related CN2673400Y (en) | 2004-01-08 | 2004-01-08 | Continuous injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2673400Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701132A (en) * | 2012-05-10 | 2012-10-03 | 太仓戴尔塔精密模具有限公司 | Needle cylinder capable of achieving fine tuning |
| CN109464728A (en) * | 2018-10-26 | 2019-03-15 | 浙江康瑞器械科技股份有限公司 | A kind of Double tube continuous injector |
| CN111470131A (en) * | 2020-04-14 | 2020-07-31 | 吴玉玲 | Accurate quantitative injector for ointment packaging |
| WO2021114983A1 (en) * | 2019-12-12 | 2021-06-17 | 浙江康瑞器械科技股份有限公司 | Continuous injector having rear suction configuration |
-
2004
- 2004-01-08 CN CN 200420037957 patent/CN2673400Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701132A (en) * | 2012-05-10 | 2012-10-03 | 太仓戴尔塔精密模具有限公司 | Needle cylinder capable of achieving fine tuning |
| CN109464728A (en) * | 2018-10-26 | 2019-03-15 | 浙江康瑞器械科技股份有限公司 | A kind of Double tube continuous injector |
| WO2021114983A1 (en) * | 2019-12-12 | 2021-06-17 | 浙江康瑞器械科技股份有限公司 | Continuous injector having rear suction configuration |
| CN111470131A (en) * | 2020-04-14 | 2020-07-31 | 吴玉玲 | Accurate quantitative injector for ointment packaging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |