CN208852155U - A kind of continous way injection device - Google Patents
A kind of continous way injection device Download PDFInfo
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- CN208852155U CN208852155U CN201820494361.XU CN201820494361U CN208852155U CN 208852155 U CN208852155 U CN 208852155U CN 201820494361 U CN201820494361 U CN 201820494361U CN 208852155 U CN208852155 U CN 208852155U
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- head
- stops
- injection
- rotary table
- cylindrical section
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Abstract
The utility model discloses a kind of continous way injection devices, are related to Material injection field, including injection-tube, piston rod, suction pipe head, the first blocking head, the first spring, injection head, the second blocking head and second spring；One end of the injection-tube is equipped with piston rod, and other end fork is feed pipe and discharge nozzle；The suction pipe head connects the feed pipe, and the first blocking head is mounted in the suction pipe head, and one end of first spring connects the feed pipe, and other end connection described first stops head；The injection head connects the discharge nozzle, and the second blocking head is mounted in the injection head, and one end of the second spring connects the injection head, and other end connection described second stops head.Utility model has the advantages that may be implemented continuously to inject, structure is simple, economical and practical, is readily produced, and pollution is few, has certain versatility.
Description
Technical field
The utility model relates to Material injection field more particularly to a kind of continous way injection devices.
Background technique
Injection method be medical fluid is directly injected into animal body tissue using asepsis injector or infusion apparatus, body cavity or intravascular
Medication, be most common technology on clinical treatment, have the characteristics that certain, quick.The injection device of Most current,
Per injection is completed, and is both needed to remove injection device, is pumped into Material again from inlet, is then injected, such injection dress
It is relatively low to set injection efficiency, charging is also relatively complicated every time, while being not easy to injection measurement, larger to Influence of production.
Utility model content
The continous way continuously injected injection dress may be implemented the technical problem to be solved by the utility model is to provide a kind of
It sets.
The utility model is to solve a kind of above-mentioned technical problem: continous way injection device by the following technical programs, packet
Include injection-tube (1), piston rod (2), suction pipe head (3), the first blocking head (4), the first spring (5), injection head (6), the second blocking
Head (7) and second spring (8)；
One end of the injection-tube (1) is equipped with piston rod (2), and other end fork is feed pipe (11) and discharge nozzle
(12)；The discharge nozzle (12) includes leading portion and back segment, and the caliber of leading portion is greater than the caliber of back segment, and leading portion is close to the discharging
Manage the outlet end of (12)；
The suction pipe head (3) includes leading portion and back segment, and the caliber of leading portion is less than the caliber of back segment, back segment connection it is described into
Expects pipe (11)；Described first stops head (4) to include cylindrical section and rotary table section；The side wall of its cylindrical section is equipped with several grooves, each ditch
Slot extends to the other end from one end of cylindrical section；Rotary table section is by one end end face of cylindrical section, and cross-sectional diameter is gradually
Reduced rotary table；Described first stops head (4) to be mounted in the back segment of the suction pipe head (3), cylindrical section and the suction pipe head
(3) back segment inner cavity matches, and the end of rotary table section corresponds to the leading portion of the suction pipe head (3)；One end of first spring (5)
It connects the feed pipe (11), other end connection described first stops head (4)；
The injection head (6) connects the discharge nozzle (12)；Described second stops head (7) to include cylindrical section and rotary table section；
The side wall of its cylindrical section is equipped with several grooves, and each groove extends to the other end from one end of cylindrical section；Rotary table section is by cylinder
One end end face of section starts, the rotary table that cross-sectional diameter is gradually reduced；Described second stops head (7) to be mounted on the injection head
(6) in, cylindrical section is matched with the inner cavity of the injection head (6), after the end of rotary table section corresponds to the discharge nozzle (12)
Section；One end of the second spring (8) connects the injection head (6), and other end connection described second stops head (7).
As the technical solution of optimization, the arrival end of the feed pipe (11) is equipped with petal aperture, described petal to open
The circular slab and several petal holes around circular slab that hole includes the entrance center positioned at the feed pipe (11).It is located at
The circular slab of the entrance center of feed pipe can be used for support spring, and petal aperture can guarantee that liquid flow stream is smooth.
As the technical solution of optimization, the outlet end of the injection head (6) is equipped with petal aperture, the petal aperture
Circular slab including being located at the export center of the injection head (6) and several petal holes around circular slab.Positioned at note
The circular slab for penetrating the export center of head can be used for support spring, and petal aperture can guarantee that liquid flow stream is smooth.
As the technical solution of optimization, one end of first spring (5) is connected to the arrival end of the feed pipe (11)
At center, the other end is connected to the end center for the cylindrical section that described first stops head (4)；The one of the second spring (8)
End is connected at the outlet end center of the injection head (6), and the other end is connected to the end for the cylindrical section that described second stops head (7)
At portion center.
As the technical solution of optimization, described first stops the side wall of head (4) to be respectively provided with four grooves, and each groove is described in
First stops the cross-sectional circumferential of the cylindrical section of head (4) to be equally spaced；Described second stops the side wall of head (7) to be respectively provided with four ditches
The cross-sectional circumferential of slot, the cylindrical section that each groove stops head (7) along described second is equally spaced.
As the technical solution of optimization, the leading portion of the discharge nozzle (12) connects its back segment by the step of chamfer bevel,
The leading portion of the suction pipe head (3) connects its back segment by the step of chamfer bevel.Stop head, the second resistance by step limitation first
The shift position of stopper, step keep blocking effect more preferable with blocking head cooperation.
As the technical solution of optimization, described first stops the chamfer angle of the rotary table section of head (4) and the suction pipe head (3)
Step chamfer angle it is identical, it is described first stop head (4) rotary table section and the suction pipe head (3) step inner cavity match
It closes；Described second stops the chamfer angle of the rotary table section of head (7) identical as the chamfer angle of step of the discharge nozzle (12), institute
The rotary table section for stating the second blocking head (7) is matched with the step inner cavity of the discharge nozzle (12).
Utility model has the advantages that may be implemented continuously to inject, structure is simple, economical and practical, is readily produced, pollution
It is few, there is certain versatility.
Detailed description of the invention
Fig. 1 is the main view sectional view of the utility model continous way injection device.
Fig. 2 is the axonometric drawing of the utility model continous way injection device.
Fig. 3 is the axonometric drawing of injection-tube in the utility model.
Fig. 4 is the axonometric drawing of suction pipe head in the utility model.
Fig. 5 is the first axonometric drawing for stopping head in the utility model.
Fig. 6 is the axonometric drawing of injection head in the utility model.
Specific embodiment
As shown in figures 1 to 6, a kind of continous way injection device, including injection-tube 1, piston rod 2, suction pipe head 3, first stop head
4, the first spring 5, injection head 6, second stop head 7 and second spring 8.
One end of injection-tube 1 is equipped with piston rod 2, and under the effect of external force, piston rod 2 can be made past in injection-tube 1
Multiple movement.
The other end fork of injection-tube 1 is feed pipe 11 and discharge nozzle 12；The arrival end of feed pipe 11 is equipped with petal open
Hole, if circular slab and the dry petal around circular slab that the petal aperture includes the entrance center positioned at feed pipe 11
Shape hole；Discharge nozzle 12 includes leading portion and back segment, and the caliber of leading portion is greater than the caliber of back segment, and leading portion passes through the step of 45 ° of chamferings
Back segment is connected, leading portion is close to the outlet end of discharge nozzle 12.
Suction pipe head 3 includes leading portion and back segment, and the caliber of leading portion is less than the caliber of back segment, and leading portion passes through the platform of 45 ° of chamferings
Rank connects back segment, and back segment connects feed pipe 11 by pipe fitting.
First stops head 4 to include cylindrical section and rotary table section；The side wall of its cylindrical section is set there are four groove, and each groove is from circle
One end of shell of column extends to the other end, and each groove is equally spaced along the cross-sectional circumferential of the cylindrical section of the first blocking head 4；Rotary table section
For one end end face by cylindrical section, the rotary table that cross-sectional diameter is gradually reduced, the side of rotary table section is 45 ° of chamferings.
First blocking head 4 is mounted in the back segment of suction pipe head 3, and cylindrical section is matched with the back segment inner cavity of suction pipe head 3, circle
Platform section is matched with the step inner cavity of suction pipe head 3, and the end of rotary table section corresponds to the leading portion of suction pipe head 3.
One end of first spring 5 is connected on the circular slab at the arrival end center of feed pipe 11, and the other end is connected to
One stops the end center of the cylindrical section of head 4.
Injection head 6 connects discharge nozzle 12 by pipe fitting, and the outlet end of injection head 6 is equipped with petal aperture, the petal
The circular slab and several petal holes around circular slab that shape aperture includes the export center positioned at injection head 6.
Second stops head 7 to stop the structure of head 4 identical with first, including cylindrical section and rotary table section；The side wall of its cylindrical section
If each groove extends to the other end from one end of cylindrical section, the cylindrical section that each groove stops head 7 along second there are four groove
Cross-sectional circumferential is equally spaced；Rotary table section is the rotary table that cross-sectional diameter is gradually reduced by one end end face of cylindrical section, circle
The side of platform section is 45 ° of chamferings.
Second blocking head 7 is mounted in injection head 6, and cylindrical section is matched with the inner cavity of injection head 6, rotary table section and discharging
The step inner cavity of pipe 12 matches, and the end of rotary table section corresponds to the back segment of discharge nozzle 12.
One end of second spring 8 is connected on the circular slab at the outlet end center of injection head 6, and the other end is connected to second
Stop the end center of the cylindrical section of head 7.
First spring 5 and second spring 8 are all made of light elastic spring.
When piston rod 2 is made to take out material movement, stream pressure overcomes spring pressure to make the first blocking head 4 to far from suction pipe head 3
Step direction it is mobile, stream flows to the inside of injection-tube 1 along the groove of the cylindrical section of the first blocking head 4, to complete to take out
Material；Second stops head 7 due to the effect of stream pressure and spring pressure at this time, can be pressed at the step of discharge nozzle 12, stops
Material flows outwardly to.When piston rod 2 makees action of injection, first stops effect of the head 4 due to stream pressure and spring pressure, meeting
It is pressed at the step of suction pipe head 3, stream is stopped to enter injection-tube 1；Stream pressure overcomes spring pressure to make the second blocking at this time
First 7 is mobile to the direction of the step far from discharge nozzle 12, and stream flows to the outside of injection-tube 1, completes injection.In this way, working as piston
, it can be achieved that continuous injection when bar 2 moves back and forth under external force.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (7)
1. a kind of continous way injection device, it is characterised in that: including injection-tube (1), piston rod (2), suction pipe head (3), the first resistance
Stopper (4), the first spring (5), injection head (6), second stop head (7) and second spring (8)；
One end of the injection-tube (1) is equipped with piston rod (2), and other end fork is feed pipe (11) and discharge nozzle (12)；Institute
Stating discharge nozzle (12) includes leading portion and back segment, and the caliber of leading portion is greater than the caliber of back segment, and leading portion is close to the discharge nozzle (12)
Outlet end；
The suction pipe head (3) includes leading portion and back segment, and the caliber of leading portion is less than the caliber of back segment, and back segment connects the feed pipe
(11)；Described first stops head (4) to include cylindrical section and rotary table section；The side wall of its cylindrical section is equipped with several grooves, and each groove is equal
The other end is extended to from one end of cylindrical section；Rotary table section be by one end end face of cylindrical section, cross-sectional diameter is gradually reduced
Rotary table；Described first stops head (4) to be mounted in the back segment of the suction pipe head (3), cylindrical section and the suction pipe head (3)
Back segment inner cavity matches, and the end of rotary table section corresponds to the leading portion of the suction pipe head (3)；One end of first spring (5) connects
The feed pipe (11), other end connection described first stop head (4)；
The injection head (6) connects the discharge nozzle (12)；Described second stops head (7) to include cylindrical section and rotary table section；It is justified
The side wall of shell of column is equipped with several grooves, and each groove extends to the other end from one end of cylindrical section；Rotary table section is by cylindrical section
One end end face starts, the rotary table that cross-sectional diameter is gradually reduced；Described second stops head (7) to be mounted in the injection head (6),
Its cylindrical section is matched with the inner cavity of the injection head (6), and the end of rotary table section corresponds to the back segment of the discharge nozzle (12)；It is described
One end of second spring (8) connects the injection head (6), and other end connection described second stops head (7).
2. continous way injection device as described in claim 1, it is characterised in that: the arrival end of the feed pipe (11) is equipped with flower
Lobed aperture, the petal aperture include being located at the circular slab of the entrance center of the feed pipe (11) and around circular slab week
Several petal holes enclosed.
3. continous way injection device as described in claim 1, it is characterised in that: the outlet end of the injection head (6) is equipped with flower
Lobed aperture, the petal aperture include positioned at the injection head (6) export center circular slab and around circular slab week
Several petal holes enclosed.
4. continous way injection device as described in any one of claims 1-3, it is characterised in that: the one of first spring (5)
End is connected at the arrival end center of the feed pipe (11), and the other end is connected to the cylindrical section that described first stops head (4)
End center；One end of the second spring (8) is connected at the outlet end center of the injection head (6), other end connection
In the end center for the cylindrical section that described second stops head (7).
5. continous way injection device as described in claim 1, it is characterised in that: described first stops the side wall of head (4) respectively to set
There are four groove, the cross-sectional circumferential for the cylindrical section that each groove stops head (4) along described first is equally spaced；Described second stops
The side wall of head (7) is respectively provided with four grooves, and the cross-sectional circumferential for the cylindrical section that each groove stops head (7) along described second is equidistantly divided
Cloth.
6. continous way injection device as described in claim 1, it is characterised in that: the leading portion of the discharge nozzle (12) passes through inclination
The step of chamfering connects its back segment, and the leading portion of the suction pipe head (3) connects its back segment by the step of chamfer bevel.
7. continous way injection device as claimed in claim 6, it is characterised in that: described first stops the rotary table section of head (4)
Chamfer angle is identical as the chamfer angle of step of the suction pipe head (3), and described first stops the rotary table section and the suction of head (4)
The step inner cavity of tube head (3) matches；Described second stops the chamfer angle of the rotary table section of head (7) and the discharge nozzle (12)
The chamfer angle of step is identical, and described second stops the rotary table section of head (7) to match with the step inner cavity of the discharge nozzle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820494361.XU CN208852155U (en) | 2018-04-09 | 2018-04-09 | A kind of continous way injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820494361.XU CN208852155U (en) | 2018-04-09 | 2018-04-09 | A kind of continous way injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208852155U true CN208852155U (en) | 2019-05-14 |
Family
ID=66410470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820494361.XU Active CN208852155U (en) | 2018-04-09 | 2018-04-09 | A kind of continous way injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208852155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392696A (en) * | 2018-04-09 | 2018-08-14 | 哈工大机器人（合肥）国际创新研究院 | A kind of continous way injection device |
-
2018
- 2018-04-09 CN CN201820494361.XU patent/CN208852155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392696A (en) * | 2018-04-09 | 2018-08-14 | 哈工大机器人（合肥）国际创新研究院 | A kind of continous way injection device |
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