CN210331228U - Minimally invasive plastic negative pressure drainage device - Google Patents
Minimally invasive plastic negative pressure drainage device Download PDFInfo
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- CN210331228U CN210331228U CN201920440770.6U CN201920440770U CN210331228U CN 210331228 U CN210331228 U CN 210331228U CN 201920440770 U CN201920440770 U CN 201920440770U CN 210331228 U CN210331228 U CN 210331228U
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- negative pressure
- screw rod
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Abstract
The utility model relates to a minimally invasive plastic negative pressure drainage device, which comprises a cylinder body, wherein a piston is arranged in the cylinder body, the top of the piston is connected with a screw rod, and the screw rod is inserted into a shaft barrel at the top of the piston; the top of the cylinder body is provided with a fixed disc, a rotating disc is arranged above the fixed disc, and the screw penetrates through the fixed disc and is connected to the rotating disc; the fixed disk is fixedly connected with the barrel, a nut is embedded in the fixed disk, the screw is in threaded connection with the nut, the top surface of the fixed disk is provided with a dial, the center of the dial is provided with a through hole in clearance fit with the screw, the surface of the dial is provided with scales, and one side of the fixed disk is provided with a pointer; the utility model drives the piston by rotating the screw rod, the piston can not move due to negative pressure, and the operation is labor-saving; the utility model discloses a calibrated scale carries out the reading, and the index value is little, and the reading precision is higher, has improved the accuracy of taking the volume greatly.
Description
Technical Field
The utility model belongs to the technical field of the wicresoft plastic, concretely relates to wicresoft plastic negative pressure drainage ware.
Background
The plastic cosmetology refers to medical science which has strong scientificity, technicality and artistry and aims at improving the external aesthetic feeling of a human body by repairing and remolding the appearance of the human body and the shapes of all parts of the human body by using operations, medicines, medical instruments and other medical technical methods. The popular way of shaping and beautifying is to carve the human body. The plastic surgery refers to medical science which aims to repair and remould the appearance of a human body and the shape of each part of the human body by applying operations, medical instruments, medicaments and other medical technical methods and further enhance the external aesthetic feeling of the human body. The main contents of the shaping and beauty treatment include breast augmentation shaping, fat absorption shaping, color light skin tendering, eyebrow shaping, cheekbone shaping, nose shaping, jaw face shaping, lip shaping, wrinkle removal and beauty treatment.
Fat particles and the like need to be collected through negative pressure drainage in a medical cosmetic operation, the collection amount needs to be accurately controlled, in the prior art, a syringe is mostly adopted, reading needs to be carried out while a piston shaft needs to be held to be static, and the operation is laborious and the reading is not accurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a minimally invasive plastic negative pressure drainage device which has labor-saving operation and accurate reading in order to solve the problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a minimally invasive plastic negative pressure drainage device comprises a cylinder body, wherein a piston is arranged in the cylinder body, the top of the piston is connected with a screw rod, the screw rod is inserted into a shaft cylinder at the top of the piston, the shaft cylinder is fixedly connected with the piston, the lower end of the screw rod is provided with a circle of limiting ring protruding outwards, and the inner wall of the shaft cylinder is provided with a ring groove in clearance fit with the limiting ring;
the top of the cylinder body is provided with a fixed disc, a rotating disc is arranged above the fixed disc, and the screw penetrates through the fixed disc and is connected to the rotating disc; the fixed disk is fixedly connected with the barrel, a nut is embedded in the fixed disk, the screw is in threaded connection with the nut, the top surface of the fixed disk is provided with a dial, the center of the dial is provided with a through hole in clearance fit with the screw, the surface of the dial is provided with scales, and one side of the fixed disk is provided with a pointer;
a plurality of telescopic rods are arranged between the rotating disc and the dial disc and are distributed in an even annular array by taking the screw rod as the center.
As a further optimization scheme of the utility model, the bottom of barrel is connected with the syringe needle.
As a further optimization scheme of the utility model, the shaft barrel is in clearance fit with the screw rod.
As the utility model discloses a further optimization scheme, the telescopic link includes sleeve pipe and interior pole, and during interior pole inserted the sleeve pipe, the two clearance fit.
As a further preferred aspect of the present invention, the top of the pointer extends above the dial. The pointer is matched with the scale on the dial for reading.
The beneficial effects of the utility model reside in that:
1) the utility model drives the piston by rotating the screw rod, the piston can not move due to negative pressure, and the piston does not need to be held constantly, thereby saving labor in operation;
2) the utility model discloses a calibrated scale carries out the reading, and the index value is little, and the reading precision is higher, has improved the accuracy of taking the volume greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the dial of the present invention.
In the figure: the device comprises a cylinder body 1, a piston 2, a screw rod 3, a shaft cylinder 4, a fixed disc 5, a rotating disc 6, a nut 7, a dial 8, a pointer 9, a telescopic rod 10 and a needle 11.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 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; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
As shown in fig. 1-2, a minimally invasive plastic negative pressure drainage device comprises a cylinder 1, wherein a piston 2 is arranged inside the cylinder 1, the top of the piston 2 is connected with a screw rod 3, the screw rod 3 is inserted into a shaft cylinder 4 at the top of the piston 2, the shaft cylinder 4 is fixedly connected with the piston 2, the lower end of the screw rod 3 is provided with a circle of limiting ring protruding outwards, and the inner wall of the shaft cylinder 4 is provided with a ring groove in clearance fit with the limiting ring; the limiting ring is matched with the annular groove to limit the relative position between the screw rod 3 and the piston 2, but can keep the rotary connection of the screw rod and the piston;
the top of the cylinder body 1 is provided with a fixed disc 5, a rotating disc 6 is arranged above the fixed disc 5, and the screw rod 3 penetrates through the fixed disc 5 and is connected to the rotating disc 6;
fixed disk 5 links firmly with barrel 1, and fixed disk 5 is embedded to have nut 7, and screw rod 3 and nut 7 threaded connection, the top surface of fixed disk 5 are equipped with calibrated scale 8, and the center of calibrated scale 8 is equipped with the through-hole with screw rod 3 clearance fit, and calibrated scale 8 surface is equipped with the scale, and one side of fixed disk 5 is equipped with pointer 9, and the top of pointer 9 extends to the top of calibrated scale 8. The pointer 9 is matched with the scale on the dial 8 for reading;
a plurality of telescopic rods 10 are arranged between the rotating disc 6 and the dial 8, and the telescopic rods 10 are uniformly distributed in an annular array by taking the screw rod 3 as a center.
The bottom of the barrel 1 is connected with a needle 11.
The shaft tube 4 is in clearance fit with the screw 3.
The telescopic rod 10 comprises a sleeve and an inner rod, wherein the inner rod is inserted into the sleeve and is in clearance fit with the sleeve.
The utility model discloses a structural feature and theory of operation: the rotary rotating disc 6 can drive the screw rod 3 to rotate, the screw rod 3 rotates and drives the screw rod 3 to move up and down through the threads of the nut 7, so that the piston 2 is driven to move up and down, the piston 2 moves upwards to generate negative pressure to absorb liquid, and the piston moves downwards to discharge the liquid; and when the rotating disc 6 stops, negative pressure in the cylinder 1 cannot drive the piston 2 to move reversely, and the piston 2 is limited axially by the screw rod 3 and the nut 7.
The rotating disc 6 can drive the dial 8 to rotate synchronously through the telescopic rod 10 while rotating, the reading on the dial 8 can be read through the pointer 9, the volume variation quantity that the reading piston 2 produced (the scale on the disc is actually converted into the piston 2 displacement quantity with the angle, for example, the dial 8 rotates a circle, the piston 2 displaces 0.5cm, the conversion is volume variation and is 5ml, if set up the scale mark on the barrel 1, it can only set up five scale marks in this area, but just can set up tens of visual scale marks on the dial 8, the division value reduces greatly, the precision of improvement reading).
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The utility model provides a wicresoft's plastic negative pressure drainage ware, includes the barrel, its characterized in that: a piston is arranged in the cylinder body, the top of the piston is connected with a screw rod, the screw rod is inserted into a shaft cylinder at the top of the piston, the shaft cylinder is fixedly connected with the piston, the lower end of the screw rod is provided with a circle of limiting ring protruding outwards, and the inner wall of the shaft cylinder is provided with a ring groove in clearance fit with the limiting ring;
the top of the cylinder body is provided with a fixed disc, a rotating disc is arranged above the fixed disc, and the screw penetrates through the fixed disc and is connected to the rotating disc; the fixed disk is fixedly connected with the barrel, a nut is embedded in the fixed disk, the screw is in threaded connection with the nut, the top surface of the fixed disk is provided with a dial, the center of the dial is provided with a through hole in clearance fit with the screw, the surface of the dial is provided with scales, and one side of the fixed disk is provided with a pointer;
a plurality of telescopic rods are arranged between the rotating disc and the dial disc and are distributed in an even annular array by taking the screw rod as the center.
2. The minimally invasive plastic negative pressure drainage device according to claim 1, characterized in that: the bottom of the cylinder body is connected with a needle head.
3. The minimally invasive plastic negative pressure drainage device according to claim 1, characterized in that: the shaft barrel is in clearance fit with the screw rod.
4. The minimally invasive plastic negative pressure drainage device according to claim 1, characterized in that: the telescopic rod comprises a sleeve and an inner rod, wherein the inner rod is inserted into the sleeve and is in clearance fit with the sleeve.
5. The minimally invasive plastic negative pressure drainage device according to claim 1, characterized in that: the top of the pointer extends above the dial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920440770.6U CN210331228U (en) | 2019-04-02 | 2019-04-02 | Minimally invasive plastic negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920440770.6U CN210331228U (en) | 2019-04-02 | 2019-04-02 | Minimally invasive plastic negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210331228U true CN210331228U (en) | 2020-04-17 |
Family
ID=70172656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920440770.6U Active CN210331228U (en) | 2019-04-02 | 2019-04-02 | Minimally invasive plastic negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210331228U (en) |
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2019
- 2019-04-02 CN CN201920440770.6U patent/CN210331228U/en active Active
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