CN208989909U - A kind of hydraulic injector auxiliary device - Google Patents
A kind of hydraulic injector auxiliary device Download PDFInfo
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- CN208989909U CN208989909U CN201821139278.7U CN201821139278U CN208989909U CN 208989909 U CN208989909 U CN 208989909U CN 201821139278 U CN201821139278 U CN 201821139278U CN 208989909 U CN208989909 U CN 208989909U
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Abstract
The utility model discloses a kind of hydraulic injector auxiliary device, including propulsion tube, one end of propulsion tube is fixedly connected with positioning device, and positioning device includes positioning pipe, and the inner wall sliding plug of positioning pipe has syringe, and the threaded one end of syringe is connected with syringe needle.The hydraulic injector auxiliary device, when use, by trigger action, trigger passes through pump oil bar extrusion piston, piston rushes the ball sealer that the hydraulic oil in pump oil pipe squeezes Oil Guide bottom of the tube upwards, hydraulic oil is entered by oil guide pipe and squeezes hydraulic stem in pressure pipe, and then hydraulic stem pushes syringe by push plate, unclamp trigger, pump oil spring rebounds piston, the ball sealer of Oil Guide bottom of the tube falls down sealing, the ball sealer of oil inlet bottom of the tube is picked up, hydraulic oil in oil storing tube enters in pump oil pipe, so circulation, syringe is pushed to be injected, syringe needle connect with injector screw and syringe needle can be effectively prevent to be extruded go out simultaneously, to have the characteristics that hydraulic firm propulsion injection.
Description
Technical field
The utility model relates to injector technology fields, more specifically, it relates to a kind of hydraulic injector auxiliary dress
It sets.
Background technique
Syringe is a kind of common medical instruments.Gas or liquid are mainly extracted or injected with syringe needle.Syringe
It can be used for Medical Devices, container, the scientific instrument in such as some chromatographies to inject across diaphragm of rubber.
In actual use, some dermatosis patients need to give skin affected part injection medicine to syringe at present, but one
A little skin disease illing skins are very hard, and liquid medicine is difficult to push in, and medical staff will push away half a day in injection.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of hydraulic injector auxiliary to fill
It sets, has the characteristics that hydraulic firm propulsion injection.
To achieve the above object, the utility model provides following technical solution:
A kind of hydraulic injector auxiliary device, including propulsion tube, one end of propulsion tube are fixedly connected with positioning device, fixed
Position device includes positioning pipe, and one end of positioning pipe is fixedly connected with one end of propulsion tube, and the inner wall sliding plug of positioning pipe has note
Emitter, the threaded one end of syringe are connected with syringe needle, and syringe needle and injector screw junction are provided with sealing ring, propulsion tube it is another
One end lower surface is fixedly connected with oil storing tube, and the other end inner wall of propulsion tube is fixedly connected with pressure pipe, the other end of propulsion tube
Inner wall is fixedly connected with propulsion device, and propulsion device includes push plate, and one end inner bottom wall fixation of pressure pipe is communicated with oil guide pipe, stores up
Oil pipe is internally provided with hydraulic control device, and hydraulic control device includes pump oil pipe and pump oil bar.
Further, positioning device includes fixing pipe, one end outer surface sliding plug of the inner wall and syringe of positioning pipe,
The surface of positioning pipe and fixing pipe offers fixation hole, and the surface of positioning pipe and fixing pipe is fixedly connected to fixed link, Gu
The surface of fixed pole and the inner wall sliding plug of fixation hole, the equal sliding sleeve in the surface of positioning pipe and fixing pipe are connected to snap ring.
Further, propulsion device includes hydraulic stem, the surface of hydraulic stem and the inner wall sliding plug of pressure pipe, pressure pipe
Other end inner wall be fixedly connected with oil sealing, the surface sliding plug of the inner wall and hydraulic stem of oil sealing.
Further, one end of hydraulic stem extends to the other end outer surface of pressure pipe, one end of hydraulic stem and push plate
Surface is fixedly connected, and the surface of push plate is fixedly connected with reset spring, the outer surface activity of the inner wall and pressure pipe of reset spring
Socket, the inner wall of propulsion tube are fixedly connected with positioning ring, and the surface of positioning ring is fixedly connected with one end free end of reset spring.
Further, the end surface of pump oil pipe is fixedly connected with the inner roof wall of oil storing tube, and the other end of pump oil pipe runs through
And the outer surface of oil storing tube is extended to, and one end inner roof wall of pump oil pipe is connected to the fixation of the inner bottom wall of oil guide pipe, and the one of pump oil pipe
End inner bottom wall is fixed to be communicated with oil inlet pipe, pump oil pipe, oil storing tube, pressure pipe, oil guide pipe and oil inlet pipe inside be provided with liquid
Pressure oil, the interior downside wall of oil guide pipe and the inner sidewall of oil inlet pipe are provided with pump oil mouth, and the inner wall of pump oil mouth is provided with ball sealer,
The top inner wall of pump oil mouth is fixedly connected with filter screen, and the inner bottom wall fixation of oil inlet pipe is communicated with hydraulic oil pipe, hydraulic oil pipe
Bottom end extends to the interior bottom of oil storing tube.
Further, the inner wall sliding plug of pump oil pipe has piston, the fixed company in an end face of piston and one end of pump oil bar
It connects, the other end of piston is fixedly connected with pump oil spring, and the other end of pump oil bar extends to the outside of pump oil pipe, pump oil bar
The other end is fixedly connected with trigger, and the lower surface of propulsion tube and the outer surface of oil storing tube are fixedly connected to encirclement, encirclement it is interior
The lower surface of bottom wall and propulsion tube offers guide groove, the inner wall of two guide grooves respectively with the upper and lower surfaces of trigger
It is slidably connected.
Further, one end inner wall of pressure pipe offers oil return hole, and the bottom end of oil return hole extends to the inside of oil storing tube
Bottom wall, inner wall of the oil return hole at the top of oil storing tube are fixedly installed with gate gurgle valve.
In conclusion the utility model has the following beneficial effects:
1, hydraulic control device is internally provided with by setting oil storing tube, has reached and hydraulic drive is carried out to syringe
Effect, in use, pressing trigger action, the hydraulic oil in pump oil pipe is squeezed oil guide pipe by pump oil bar extrusion piston, piston by trigger
The ball sealer of bottom rushes upwards, and hydraulic oil is entered by oil guide pipe and squeezes hydraulic stem in pressure pipe, and then hydraulic stem passes through
Push plate pushes syringe, unclamps trigger, and pump oil spring rebounds piston, and the ball sealer of Oil Guide bottom of the tube falls down sealing, oil inlet pipe bottom
The ball sealer in portion is picked up, and the hydraulic oil in oil storing tube enters in pump oil pipe, is so recycled, and syringe is pushed to be injected,
Syringe needle connect with injector screw and syringe needle can be effectively prevent to be extruded go out simultaneously, thus the spy injected with hydraulic firm propulsion
Point.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model positioning pipe structural side view；
Fig. 3 is the utility model pump oil pipe structure sectional view.
In figure: 1, propulsion tube；11, positioning pipe；12, syringe；13, fixing pipe；14, fixation hole；15, fixed link；16, block
Ring；2, oil storing tube；3, pressure pipe；31, push plate；32, hydraulic stem；33, oil sealing；34, reset spring；35, positioning ring；4, Oil Guide
Pipe；401, pump oil pipe；402, pump oil bar；403, oil inlet pipe；404, pump oil mouth；405, ball sealer；406, filter screen；407, hydraulic
Oil pipe；408, piston；409, trigger；410, encirclement；411, guide groove；412, oil return hole；413, gate gurgle valve；414, pump oil bullet
Spring.
Specific embodiment
Embodiment:
The utility model is described in further detail below in conjunction with attached drawing 1-3.
A kind of hydraulic injector auxiliary device, as shown in Figure 1-3, including propulsion tube 1, one end of propulsion tube 1 is fixed to be connected
It is connected to positioning device, positioning device includes positioning pipe 11, and one end of positioning pipe 11 is fixedly connected with one end of propulsion tube 1, positioning
The inner wall sliding plug of pipe 11 has syringe 12, and positioning device includes fixing pipe 13, inner wall and the syringe 12 of positioning pipe 11
The surface of the sliding plug of one end outer surface, positioning pipe 11 and fixing pipe 13 offers fixation hole 14, positioning pipe 11 and fixing pipe
13 surface is fixedly connected to fixed link 15, the surface of fixed link 15 and the inner wall sliding plug of fixation hole 14, positioning pipe 11
It is connected to snap ring 16 with the equal sliding sleeve in surface of fixing pipe 13, in use, syringe 12 is snapped into positioning pipe 11, fixed link 15
The inner wall sliding plug on surface and fixation hole 14 can prevent the problem of circumferential sliding is done between positioning pipe 11 and fixing pipe 13, then
The outer surface that snap ring 16 is slided to positioning pipe 11 Yu fixing pipe 13, prevents the problem of radially sliding, one end spiral shell of syringe 12
Line is connected with syringe needle, and syringe needle and 12 threaded connection place of syringe are provided with sealing ring, and the other end lower surface of propulsion tube 1 is fixed to be connected
It is connected to oil storing tube 2, the other end inner wall of propulsion tube 1 is fixedly connected with pressure pipe 3, and the other end inner wall of propulsion tube 1 is fixedly connected
There is propulsion device, propulsion device includes push plate 31, and propulsion device includes hydraulic stem 32, surface and the pressure pipe 3 of hydraulic stem 32
Inner wall sliding plug, the other end inner wall of pressure pipe 3 are fixedly connected with oil sealing 33, the inner wall of oil sealing 33 and the surface of hydraulic stem 32
Sliding plug, one end of hydraulic stem 32 extend to the other end outer surface of pressure pipe 3, one end of hydraulic stem 32 and the table of push plate 31
Face is fixedly connected, and the surface of push plate 31 is fixedly connected with reset spring 34, the inner wall of reset spring 34 and the outer surface of pressure pipe 3
Pivot bush unit, the inner wall of propulsion tube 1 are fixedly connected with positioning ring 35, and the surface of positioning ring 35 and one end of reset spring 34 are free
End is fixedly connected, and one end inner bottom wall of pressure pipe 3 is fixed to be communicated with oil guide pipe 4, and oil storing tube 2 is internally provided with hydraulic control dress
It sets, hydraulic control device includes pump oil pipe 401 and pump oil bar 402, the inner roof wall of the end surface and oil storing tube 2 of pump oil pipe 401
Be fixedly connected, the other end of pump oil pipe 401 runs through and extends to the outer surface of oil storing tube 2, one end inner roof wall of pump oil pipe 401 with
The fixed connection of the inner bottom wall of oil guide pipe 4, one end inner bottom wall of pump oil pipe 401 is fixed to be communicated with oil inlet pipe 403, pump oil pipe 401, storage
Oil pipe 2, pressure pipe 3, oil guide pipe 4 and oil inlet pipe 403 inside be provided with hydraulic oil, the interior downside wall of oil guide pipe 4 and oil inlet
The inner sidewall of pipe 403 is provided with pump oil mouth 404, and the inner wall of pump oil mouth 404 is provided with ball sealer 405, the top of pump oil mouth 404
Inner wall is fixedly connected with filter screen 406, and the inner bottom wall fixation of oil inlet pipe 403 is communicated with hydraulic oil pipe 407, hydraulic oil pipe 407
Bottom end extends to the interior bottom of oil storing tube 2, and the inner wall sliding plug of pump oil pipe 401 has a piston 408, an end face of piston 408 with
One end of pump oil bar 402 is fixedly connected, and the other end of piston 408 is fixedly connected with pump oil spring 414, pump oil bar 402 it is another
One end extends to the outside of pump oil pipe 401, and the other end of pump oil bar 402 is fixedly connected with trigger 409, the lower surface of propulsion tube 1
It is fixedly connected to encirclement 410 with the outer surface of oil storing tube 2, the inner bottom wall of encirclement 410 is offered with the lower surface of propulsion tube 1
Guide groove 411, upper and lower surfaces of the inner wall of two guide grooves 411 respectively with trigger 409 are slidably connected, pressure pipe 3
One end inner wall offers oil return hole 412, and the bottom end of oil return hole 412 extends to the inside bottom wall of oil storing tube 2, and oil return hole 412 is close
The inner wall at 2 top of oil storing tube is fixedly installed with gate gurgle valve 413, is internally provided with hydraulic control device by setting oil storing tube 2,
Achieve the effect that carry out hydraulic drive to syringe 12, in use, pressing trigger action 409, trigger 409 is squeezed by pump oil bar 402
Piston 408 is pressed, piston 408 rushes the ball sealer 405 that the hydraulic oil in pump oil pipe 401 squeezes 4 bottom of oil guide pipe upwards, hydraulic
Oil is entered by oil guide pipe 4 squeezes hydraulic stem 32 in pressure pipe 3, and then hydraulic stem 32 pushes syringe 12 by push plate 31,
Trigger 409 is unclamped, pump oil spring 414 rebounds piston 408, and the ball sealer 405 of 4 bottom of oil guide pipe falls down sealing, 403 bottom of oil inlet pipe
The ball sealer 405 in portion is picked up, and the hydraulic oil in oil storing tube 2 enters in pump oil pipe 401, is so recycled, and syringe 12 is pushed
It is injected, while syringe needle is threadedly coupled with syringe 12 and syringe needle can be effectively prevent to be extruded go out, to have hydraulic firm
The characteristics of promoting injection.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of hydraulic injector auxiliary device, including propulsion tube (1), it is characterised in that: one end of the propulsion tube (1) is solid
Surely it is connected with positioning device, the positioning device includes positioning pipe (11), one end and propulsion tube (1) of the positioning pipe (11)
One end is fixedly connected, and the inner wall sliding plug of the positioning pipe (11) has syringe (12), one end spiral shell of the syringe (12)
Line is connected with syringe needle, and the syringe needle and syringe (12) threaded connection place are provided with sealing ring, the other end of the propulsion tube (1)
Lower surface is fixedly connected with oil storing tube (2), and the other end inner wall of the propulsion tube (1) is fixedly connected with pressure pipe (3), described to push away
The other end inner wall of inlet pipe (1) is fixedly connected with propulsion device, and the propulsion device includes push plate (31), the pressure pipe (3)
One end inner bottom wall fixation be communicated with oil guide pipe (4), the oil storing tube (2) is internally provided with hydraulic control device, the liquid
Pressure control device includes pump oil pipe (401) and pump oil bar (402).
2. hydraulic injector auxiliary device according to claim 1, it is characterised in that: the positioning device includes fixing
Manage (13), one end outer surface sliding plug of the inner wall of the positioning pipe (11) and syringe (12), the positioning pipe (11) with
The surface of fixing pipe (13) offers fixation hole (14), and the positioning pipe (11) and the surface of fixing pipe (13) are fixedly connected with
Have fixed link (15), the inner wall sliding plug on the surface of the fixed link (15) and fixation hole (14), the positioning pipe (11) with
The equal sliding sleeve in surface of fixing pipe (13) is connected to snap ring (16).
3. hydraulic injector auxiliary device according to claim 1, it is characterised in that: the propulsion device includes hydraulic
Bar (32), the inner wall sliding plug on the surface of the hydraulic stem (32) and pressure pipe (3), in the other end of the pressure pipe (3)
Wall is fixedly connected with oil sealing (33), the inner wall of the oil sealing (33) and the surface sliding plug of hydraulic stem (32).
4. hydraulic injector auxiliary device according to claim 3, it is characterised in that: one end of the hydraulic stem (32)
The other end outer surface of pressure pipe (3) is extended to, one end of the hydraulic stem (32) is fixedly connected with the surface of push plate (31), institute
The surface for stating push plate (31) is fixedly connected with reset spring (34), the inner wall of the reset spring (34) and pressure pipe (3) it is outer
Surface activity socket, the inner wall of the propulsion tube (1) is fixedly connected with positioning ring (35), the surface of the positioning ring (35) and multiple
One end free end of position spring (34) is fixedly connected.
5. hydraulic injector auxiliary device according to claim 1, it is characterised in that: the one of the pump oil pipe (401)
End surfaces are fixedly connected with the inner roof wall of oil storing tube (2), and the other end of the pump oil pipe (401) runs through and extends to oil storing tube
(2) one end inner roof wall of outer surface, the pump oil pipe (401) is connected to the fixation of the inner bottom wall of oil guide pipe (4), the pump oil pipe
(401) one end inner bottom wall fixation is communicated with oil inlet pipe (403), and the pump oil pipe (401), pressure pipe (3), is led at oil storing tube (2)
The inside of oil pipe (4) and oil inlet pipe (403) is provided with hydraulic oil, interior downside wall and oil inlet pipe (403) of the oil guide pipe (4)
Inner sidewall be provided with pump oil mouth (404), the inner wall of the pump oil mouth (404) is provided with ball sealer (405), the pump oil mouth
(404) top inner wall is fixedly connected with filter screen (406), and the inner bottom wall fixation of the oil inlet pipe (403) is communicated with hydraulic oil
It manages (407), the bottom end of the hydraulic oil pipe (407) extends to the interior bottom of oil storing tube (2).
6. hydraulic injector auxiliary device according to claim 5, it is characterised in that: the pump oil pipe (401) it is interior
Wall sliding plug has piston (408), and an end face of the piston (408) is fixedly connected with one end of pump oil bar (402), the work
The other end of plug (408) is fixedly connected with pump oil spring (414), and the other end of the pump oil bar (402) extends to pump oil pipe
(401) other end of outside, the pump oil bar (402) is fixedly connected with trigger (409), the lower surface of the propulsion tube (1)
It is fixedly connected to encirclement (410) with the outer surface of oil storing tube (2), under the inner bottom wall of the encirclement (410) and propulsion tube (1)
Surface offers guide groove (411), the inner wall of two guide grooves (411) respectively with the upper surface of trigger (409) and under
Surface is slidably connected.
7. hydraulic injector auxiliary device according to claim 6, it is characterised in that: one end of the pressure pipe (3)
Inner wall offers oil return hole (412), and the bottom end of the oil return hole (412) extends to the inside bottom wall of oil storing tube (2), the oil return
Inner wall of the hole (412) at the top of oil storing tube (2) is fixedly installed with gate gurgle valve (413).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139278.7U CN208989909U (en) | 2018-07-18 | 2018-07-18 | A kind of hydraulic injector auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139278.7U CN208989909U (en) | 2018-07-18 | 2018-07-18 | A kind of hydraulic injector auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208989909U true CN208989909U (en) | 2019-06-18 |
Family
ID=66797489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821139278.7U Active CN208989909U (en) | 2018-07-18 | 2018-07-18 | A kind of hydraulic injector auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208989909U (en) |
-
2018
- 2018-07-18 CN CN201821139278.7U patent/CN208989909U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liang Ning Inventor before: Liang Ning |