CN210277897U - Propulsion device of syringe on medical syringe pump - Google Patents
Propulsion device of syringe on medical syringe pump Download PDFInfo
- Publication number
- CN210277897U CN210277897U CN201920638420.0U CN201920638420U CN210277897U CN 210277897 U CN210277897 U CN 210277897U CN 201920638420 U CN201920638420 U CN 201920638420U CN 210277897 U CN210277897 U CN 210277897U
- Authority
- CN
- China
- Prior art keywords
- syringe
- mount pad
- storage chamber
- oil storage
- oil
- 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.)
- Active
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a advancing device of syringe on medical syringe pump, including the syringe pump body, on the syringe pump body respectively fixedly connected with motor mount pad and fixing base, fixed mounting has driving motor in the motor mount pad, fixedly connected with lead screw on driving motor's the output, the lead screw passes the one end of motor mount pad and rotates the connection on the fixing base, threaded connection has the screw thread mount pad on the lead screw, the oil storage chamber has been seted up in the screw thread mount pad, be equipped with elastic sponge in the oil storage chamber, be equipped with extrusion mechanism in the oil storage chamber. The utility model discloses a driving motor drives the lead screw and rotates, drives the screw thread mount pad and promotes work, uses the personnel only to need rotatory dwang, makes it drive the eccentric wheel and rotates to extrude elastic sponge gradually, make elastic sponge compression, thereby make lubricating oil spill over, slowly drip to lubricate on the lead screw in the through-hole through a plurality of oil outlets.
Description
Technical Field
The utility model relates to a medical syringe pump technical field especially relates to a advancing device of last syringe of medical syringe pump.
Background
The injection pump can realize non-pulsation conveying: the whole process moves at a uniform speed, the work is stable, no pulsation exists, and the running speed is wide: 10000 times of wide operating speed range greatly increases the flexibility of use of users without cleaning: the flow rate of the fluid with different characteristics is accurately delivered only by replacing the injector: the control precision is high, and when the full stroke is more than or equal to 30 percent, the control error is less than or equal to +/-0.5 percent.
The existing injector propulsion device drives the screw rod to change the rotary motion into the linear motion through the stepping motor, so that the piston of the injector is pushed to move, but the friction resistance between the long-time screw rod and the thread block can be larger and larger, the propulsion precision can be influenced if the screw rod is not lubricated, and the situation of poor addition amount control can be caused on the screw rod only by artificially adding lubricating oil, so that the injector is inconvenient to add.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the friction resistance between the long-time screw rod and the thread block matched work of the existing injector propulsion device can be larger and larger, the propulsion precision can be influenced if the screw rod is not lubricated, and the existing injector propulsion device is inconvenient to add if the situation of poor addition amount of control can be caused on the screw rod only by artificially adding lubricating oil.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a advancing device of syringe on medical syringe pump, includes the syringe pump body, fixedly connected with motor mount pad and fixing base on the syringe pump body respectively, fixed mounting has driving motor in the motor mount pad, fixedly connected with lead screw on driving motor's the output, the lead screw passes the one end of motor mount pad and rotates and connect on the fixing base, threaded connection has the screw thread mount pad on the lead screw, set up the oil storage chamber in the screw thread mount pad, be equipped with elastic sponge in the oil storage chamber, be equipped with extrusion mechanism in the oil storage chamber, the oil inlet has been seted up on the oil storage chamber, be equipped with the sealing plug in the oil inlet, a plurality of oil outlets have been seted up to the diapire equidistant in oil storage chamber, be equipped with clamping device on the motor mount pad, syringe cylinder has been placed in the.
Preferably, clamping device includes the grip slipper, grip slipper fixed connection is at the upside of motor mount pad, seted up in the grip slipper with syringe cylinder assorted arc standing groove, the spacing groove has still been seted up in the grip slipper, threaded connection has adjusting bolt on the grip slipper, adjusting bolt extends to the one end rotation in spacing groove and is connected with the arc clamp splice, arc clamp splice sliding connection is at the spacing inslot.
Preferably, extrusion mechanism includes the dwang, the dwang rotates to be connected on the inner wall in oil storage chamber, the oil storage chamber setting is run through to the dwang, the fixed interlude of symmetry has two eccentric wheels, two on the dwang the eccentric wheel all is located the oil storage intracavity.
Preferably, a through hole and a threaded hole are respectively formed in the threaded mounting seat, the through hole is communicated with the threaded hole, the threaded hole is matched with the screw rod, and each oil outlet is communicated with the through hole.
Preferably, the injection pump body is fixedly connected with a limiting plate, and the thread mounting seat is slidably connected to the limiting plate.
Preferably, lubricating oil is adsorbed in the elastic sponge.
Compared with the prior art, the beneficial effects of the utility model are that:
1. drive the lead screw through driving motor and rotate, thereby it promotes work to drive the screw mount pad and slide on the limiting plate, the user only need rotate the dwang when the screw mount pad moves, make it drive the eccentric wheel and rotate, thereby extrude elastic sponge gradually, make the elastic sponge compression, thereby make lubricating oil spill over, slowly drip to lubricate on the lead screw in the through-hole through a plurality of oil outlets, can add lubricating oil toward the oil storage intracavity by oneself through taking out the sealing plug, until being absorbed by elastic sponge, and because the oil outlet aperture is less, thereby make lubricating oil can not spill over under the tensile condition of itself, and control oil output that can be better.
2. The injector needle cylinder is placed in the arc-shaped placing groove, and then the adjusting bolt is rotated to drive the arc-shaped clamping block to slide in the limiting groove until the injector needle cylinder is clamped and fixed.
Drawings
Fig. 1 is a front structural schematic view of a propulsion device of an injector on a medical injection pump according to the present invention;
fig. 2 is a schematic view of the internal structure of the screw thread mounting seat in the propulsion device of the syringe on the medical syringe pump according to the present invention;
fig. 3 is a schematic structural view of a clamping device in a propulsion device of an injector on a medical injection pump according to the present invention.
In the figure: 1-injection pump body, 2-motor mounting seat, 3-fixing seat, 4-driving motor, 5-screw rod, 6-limiting plate, 7-thread mounting seat, 8-clamping device, 81-adjusting bolt, 82-clamping seat, 83-arc placing groove, 84-arc clamping block, 85-limiting groove, 9-injector needle cylinder, 10-oil storage cavity, 11-sealing plug, 12-rotating rod, 13-elastic sponge, 14-oil outlet, 15-eccentric wheel, 16-through hole and 17-threaded hole.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a propulsion device of an injector on a medical injection pump, including an injection pump body 1, a motor mounting seat 2 and a fixing seat 3 are fixedly connected to the injection pump body 1 respectively, a driving motor 4 is fixedly mounted in the motor mounting seat 2, a lead screw 5 is fixedly connected to an output end of the driving motor 4, the lead screw 5 passes through one end of the motor mounting seat 2 and is rotatably connected to the fixing seat 3, a threaded mounting seat 7 is connected to the lead screw 5 through a thread, a limiting plate 6 is fixedly connected to the injection pump body 1, the threaded mounting seat 7 is slidably connected to the limiting plate 6, the limiting plate 6 limits the threaded mounting seat 7, and can move on the lead screw 5, an oil storage cavity 10 is formed in the threaded mounting seat 7, an elastic sponge 13 is arranged in the oil storage cavity 10, the elastic sponge 13 is adsorbed with lubricating oil, and is stored for later-.
Be equipped with the extrusion mechanism in the oil storage chamber 10, the extrusion mechanism includes dwang 12, dwang 12 rotates and connects on the inner wall in oil storage chamber 10, dwang 12 runs through the setting of oil storage chamber 10, the fixed interlude of symmetry has two eccentric wheels 15 on the dwang 12, two eccentric wheels 15 all are located oil storage chamber 10, rotatory dwang 12, it rotates to make it drive eccentric wheel 15, thereby extrude elastic sponge 13 gradually, make elastic sponge 13 compress, thereby make lubricating oil spill over, slowly drip to the 5 enterprising line lubrications of lead screw in through-hole 16 through a plurality of oil outlets 14.
The oil inlet has been seted up on the oil storage chamber 10, be equipped with sealing plug 11 in the oil inlet, a plurality of oil outlet 14 have been seted up to the diapire equidistant of oil storage chamber 10, through-hole 16 and screw hole 17 have been seted up respectively in the screw mount pad 7, through-hole 16 and screw hole 17 communicate mutually, screw hole 17 and the cooperation of lead screw 5, every oil outlet 14 all communicates mutually with through-hole 16, through-hole 16 is located a straight line with screw hole 17, the diameter of oil outlet 14 is 2mm, because the aperture is less, thereby make lubricating oil can not spill over under the tensile condition of itself, and the control that can be better goes out oil volume, be equipped with clamping device 8 on the motor mount pad 2.
In the utility model, when the user uses the device, the injector needle cylinder 9 is placed in the arc-shaped placing groove 83, then the injector needle cylinder 9 is driven to slide in the limiting groove 85 by rotating the adjusting bolt 81 until the injector needle cylinder 9 is clamped and fixed, then the screw rod 5 is driven to rotate by the driving motor 4, thereby the screw thread mounting seat 7 is driven to slide on the limiting plate 6 for pushing work, the user only needs to rotate the rotating rod 12 when the screw thread mounting seat 7 moves, so that the user drives the eccentric wheel 15 to rotate, thereby the elastic sponge 13 is gradually extruded, the elastic sponge 13 is compressed, thereby the lubricating oil overflows, the lubricating oil slowly drips on the screw rod 5 in the through hole 16 through the plurality of oil outlet holes 14 for lubrication, the lubricating oil can be automatically added into the oil storage cavity 10 by taking out the oil outlet 11 until the lubricating oil is absorbed by the elastic sponge 13, and because the aperture of the oil outlet hole 14 is small, the lubricating oil can not overflow under the condition of self tension, and the oil outlet amount can be better controlled.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a advancing device of syringe on medical syringe pump, includes syringe pump body (1), its characterized in that, be fixedly connected with motor mount pad (2) and fixing base (3) respectively on syringe pump body (1), fixed mounting has driving motor (4) in motor mount pad (2), fixedly connected with lead screw (5) on the output of driving motor (4), the one end rotation that lead screw (5) passed motor mount pad (2) is connected on fixing base (3), threaded connection has screw thread mount pad (7) on lead screw (5), it has oil storage chamber (10) to open in screw thread mount pad (7), be equipped with elastic sponge (13) in oil storage chamber (10), be equipped with extrusion mechanism in oil storage chamber (10), the oil inlet has been seted up on oil storage chamber (10), be equipped with sealing plug (11) in the oil inlet, a plurality of oil outlets (14) have been seted up to the diapire equidistant of oil storage chamber (10), be equipped with clamping device (8) on motor mount pad (2), syringe cylinder (9) have been placed in clamping device (8).
2. The advancing device of the syringe on the medical syringe pump according to claim 1, wherein the clamping device (8) comprises a clamping seat (82), the clamping seat (82) is fixedly connected to the upper side of the motor mounting seat (2), an arc-shaped placing groove (83) matched with the syringe needle cylinder (9) is formed in the clamping seat (82), a limiting groove (85) is further formed in the clamping seat (82), an adjusting bolt (81) is connected to the clamping seat (82) through a thread, an arc-shaped clamping block (84) is rotatably connected to one end of the adjusting bolt (81) extending to the limiting groove (85), and the arc-shaped clamping block (84) is slidably connected to the limiting groove (85).
3. The propulsion device of the syringe on the medical injection pump according to claim 1, characterized in that the extruding mechanism comprises a rotating rod (12), the rotating rod (12) is rotatably connected to the inner wall of the oil storage chamber (10), the rotating rod (12) runs through the oil storage chamber (10) and is arranged, two eccentric wheels (15) are symmetrically and fixedly inserted on the rotating rod (12), and the two eccentric wheels (15) are both located in the oil storage chamber (10).
4. The propulsion device of the syringe on the medical injection pump as claimed in claim 1, wherein the threaded mounting seat (7) is internally provided with a through hole (16) and a threaded hole (17), the through hole (16) is communicated with the threaded hole (17), the threaded hole (17) is matched with the screw rod (5), and each oil outlet hole (14) is communicated with the through hole (16).
5. The propulsion device of the syringe on the medical syringe pump as claimed in claim 1, wherein the syringe pump body (1) is fixedly connected with a limiting plate (6), and the threaded mounting seat (7) is slidably connected to the limiting plate (6).
6. The propulsion device of a syringe on a medical syringe pump as claimed in claim 1, wherein the elastic sponge (13) is absorbed with lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638420.0U CN210277897U (en) | 2019-05-07 | 2019-05-07 | Propulsion device of syringe on medical syringe pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920638420.0U CN210277897U (en) | 2019-05-07 | 2019-05-07 | Propulsion device of syringe on medical syringe pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210277897U true CN210277897U (en) | 2020-04-10 |
Family
ID=70068966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920638420.0U Active CN210277897U (en) | 2019-05-07 | 2019-05-07 | Propulsion device of syringe on medical syringe pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210277897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958664A (en) * | 2020-08-06 | 2020-11-20 | 鹰潭和泰塑业有限公司 | Plastic cutting machine with annular band knife |
| CN114105063A (en) * | 2021-11-04 | 2022-03-01 | 深圳市真味生物科技有限公司 | Essence spices injection appearance is used in production of electron atomized liquid |
-
2019
- 2019-05-07 CN CN201920638420.0U patent/CN210277897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958664A (en) * | 2020-08-06 | 2020-11-20 | 鹰潭和泰塑业有限公司 | Plastic cutting machine with annular band knife |
| CN114105063A (en) * | 2021-11-04 | 2022-03-01 | 深圳市真味生物科技有限公司 | Essence spices injection appearance is used in production of electron atomized liquid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210277897U (en) | Propulsion device of syringe on medical syringe pump | |
| CN110464906B (en) | Puncture device with positioning and adjusting structure for chemotherapy | |
| US8545451B2 (en) | Manual pump for intravenous fluids | |
| CN216480166U (en) | High-precision quantitative intelligent lubricating oil pump | |
| CN112303160A (en) | Automatic elasticity adjusting equipment of helical and elasticity-adjustable gas spring | |
| CN215943532U (en) | Adjusting device for mechanical arm of injection molding machine | |
| CN112128596B (en) | Arm lubricating arrangement that oils for industrial robot convenient to it is handheld | |
| CN216470504U (en) | Feeding device of copper-clad plate laminating machine | |
| CN205714622U (en) | The continuous syringe pump of constant current | |
| CN213471380U (en) | Stable and convenient PVC pipeline clamping device | |
| CN210485229U (en) | Automatic pressure relief lubricant supply device | |
| CN214405567U (en) | Oil pump with adjustable meshing clearance | |
| CN211835654U (en) | Automatic clamping mechanism for syringe of injection pump | |
| CN216589849U (en) | Novel rack that facilitates use | |
| CN220195429U (en) | Multifunctional gel smearing device | |
| CN219721543U (en) | Automatic push type injector | |
| CN109277253A (en) | It is a kind of to apply conductive oil device and electroplating device automatically | |
| CN209205664U (en) | It is a kind of to apply conductive oil device and electroplating device automatically | |
| CN220599951U (en) | Linear metering pump and automatic filling equipment | |
| CN211445014U (en) | Whitening cream filling machine | |
| CN220012119U (en) | Integrated production equipment for oil metering and canning | |
| CN219994310U (en) | Transmission screw rod with self-lubricating function | |
| CN217745241U (en) | Controller with function of precisely controlling infusion speed | |
| CN209195629U (en) | A kind of compressor piston | |
| CN220697324U (en) | Viscous fluid extrusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |