CN213580690U

CN213580690U - Automatic oil absorption, accurate ration push away liquid oil drip device

Info

Publication number: CN213580690U
Application number: CN202022635724.7U
Authority: CN
Inventors: 刘畅; 侯苇; 陈建兵; 何楷
Original assignee: Chengdu Puhua Technology Co ltd
Current assignee: Chengdu Puhua Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-06-29
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses an automatic oil absorption, accurate quantitative liquid pushing and oil dripping device, which comprises an oil discharge pipe, a solenoid valve, an oil storage device and a sample injector assembly, wherein the solenoid valve is provided with three ports which are respectively communicated with the oil storage device, the sample injector assembly and the oil discharge pipe; by using the device, automatic and accurate oil dripping can be realized, the microscopic examination automatic level and microscopic examination efficiency are improved, and the device is suitable for different microscopic examination occasions and environments.

Description

Automatic oil absorption, accurate ration push away liquid oil drip device

Technical Field

The utility model relates to a medical instrument technical field is examined to the mirror, concretely relates to automatic oil absorption, accurate ration push away liquid oil drip device.

Background

The microscopic examination instrument in the current market adopts manual oil dripping when oil dripping is needed, and a pipettor is used for quantitatively sucking cedar oil every time in the use process, so that the oil dripping mode is low in efficiency, and the microscopic examination speed of a user is greatly limited.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides an automatic oil absorption, accurate ration push away liquid oil drip device uses this device, can realize automatic accurate oil drip, improves the mirror and examines automatic level and mirror and examine efficiency to adapt to different mirror and examine occasion and environment.

The utility model provides an automatic oil absorption, accurate ration push away liquid droplet oil device, includes oil extraction pipe, solenoid valve, oil storage ware and injector subassembly, the solenoid valve has three port, and three port communicates with oil storage ware, injector subassembly and oil extraction pipe respectively, and the injector subassembly can inhale the oil in the oil storage ware and can discharge the inspiratory oil through the oil extraction pipe.

In order to solve the problem, the inventor has designed this technical scheme, through setting up the oil extraction pipe among this technical scheme, the solenoid valve, oil storage ware and injector subassembly, in the time of the use, at first close the port that solenoid valve and oil extraction union coupling, injector subassembly motion is inhaled in the injector subassembly with the oil in the oil storage ware this moment, then close the port of solenoid valve and oil storage ware intercommunication, open the port that solenoid valve and oil extraction union coupling, start the injector subassembly and pass through the oil extraction pipe with the oil in the injector subassembly and discharge, so utilize the oil extraction pipe, the solenoid valve, the cooperation of oil storage ware and injector subassembly, realize automatic oil absorption and automatic oil drip, the injector subassembly adopts electric control, realize automatic accurate oil drip, so improve mirror examination automatic level and mirror examination efficiency.

Preferably, the injector subassembly includes cylinder, piston, boosting pole and boosting unit, piston and cylinder inner wall sliding seal are connected, and the one end of cylinder and a port intercommunication of solenoid valve, boosting pole and piston connection, boosting pole can promote the piston at the cylinder internal motion, the output and the boosting pole of boosting unit are connected, and the boosting unit can drive the motion of boosting pole. In the technical scheme, the sample injector assembly comprises a needle cylinder, a piston, a push-aid rod and a push-aid unit, when oil is absorbed, the push-aid unit works to drive the piston to move downwards to absorb oil in the oil reservoir into the needle cylinder, and when oil is discharged, the push-aid unit moves reversely to drive the piston to move reversely to discharge the oil in the needle cylinder.

Preferably, the boosting unit comprises a sliding platform, a motor, a rack and a gear, the gear is connected with an output shaft of the motor, the rack is arranged on the sliding platform in a sliding mode, the gear is meshed with the rack, and the rack is connected with the boosting rod. According to the technical scheme, the gear is driven by the motor to move so as to drive the rack and the boosting rod to move, the boosting unit drives the piston to move, the motor receives an external instruction, and oil dripping can be accurate and quantitative.

Preferably, the motor is a precision motor. The motor is the precision motor among this technical scheme, the precision of the motion of better control motor.

Preferably, the needle cylinder is made of transparent materials, and the needle cylinder is provided with scale marks. According to the technical scheme, the needle cylinder is made of transparent materials, the scale marks are arranged on the needle cylinder, the volume of oil in the needle cylinder can be conveniently calculated, the movement time of the motor is further set, and accurate quantitative oil dripping is achieved.

Preferably, the oil drain pipe is a needle. The oil discharge pipe in the technical scheme is a needle head, so that oil can drip one drop.

Preferably, the oil in the oil reservoir is special microscopic oil. In the manual oil dripping process, cedar oil, paraffin oil and special microscopic oil (special microscopic oil) can be adopted as the oil in the oil storage device, cedar oil has strong viscosity, the frequency of use is low for users with few detection samples, the oil in the oil pipe and the sample injector assembly is exposed in an aerobic environment for a long time, cedar oil is easy to solidify and dry, and further the oil dripping failure is caused by blocking the oil pipe, the electromagnetic valve and the like, and the paraffin oil generates great analysis error on the whole microscopic examination effect. The device can be adapted to different microscopic occasions and environments without cleaning the sample injector assembly and the oil pipe at any time, more special microscopic oil can be carried in the device, the device can be used for refueling once and detecting for many times, the device is matched with the special microscopic oil to realize no blockage, controllable oil dripping amount and easy cleaning, and the device can be applied to numerous environments needing oil dripping.

Preferably, three ports of the electromagnetic valve are an IN end, a COM end and an OUT end respectively, the IN end is communicated with the oil reservoir through an oil pipe, the OUT end is communicated with the oil discharge pipe through an oil pipe, and the COM end is communicated with the sample injector assembly through an oil pipe.

The beneficial effects of the utility model are embodied in: through setting up the oil extraction pipe among this technical scheme, the solenoid valve, oil storage ware and injector subassembly, in the time of the use, at first close the port that solenoid valve and oil extraction union coupling, injector subassembly motion is inhaled the injector subassembly with the oil in the oil storage ware in this moment, then close the port of solenoid valve and oil storage ware intercommunication, open the port that solenoid valve and oil extraction union coupling, start the oil of injector subassembly in with the injector subassembly and discharge through the oil extraction pipe, so utilize the oil extraction pipe, the solenoid valve, the cooperation of oil storage ware and injector subassembly, realize automatic oil absorption and automatic oil drip, the injector subassembly adopts electric control, realize automatic accurate oil drip, so improve mirror examination automatic level and mirror examination efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a front view of the present invention;

fig. 2 is a side sectional view of the present invention.

In the figure, 101-sample injector assembly, 102-oil drain, 103-solenoid valve, 105-oil reservoir, 106-syringe, 107-push rod, 109-sliding platform, 110-motor, 111-rack, 112-gear.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Examples

As shown in fig. 1 and 2, the present embodiment includes an oil discharge pipe 102, a solenoid valve 103, an oil reservoir 105, and an injector assembly 101, the solenoid valve 103 has three ports, the three ports are respectively communicated with the oil reservoir 105, the injector assembly 101, and the oil discharge pipe 102, and the injector assembly 101 can suck oil in the oil reservoir 105 and can discharge the sucked oil through the oil discharge pipe 102.

IN this embodiment, three ports of the electromagnetic valve 103 are an IN end, a COM end, and an OUT end, respectively, where the IN end is communicated with the oil reservoir 105 through an oil pipe, the OUT end is communicated with the oil discharge pipe 102 through an oil pipe, and the COM end is communicated with the sample injector assembly 101 through an oil pipe.

In this embodiment sample injector subassembly 101 includes cylinder 106, piston, boosting pole 107 and boosting unit, piston and cylinder 106 inner wall sliding seal are connected, and one end of cylinder 106 communicates with a port of solenoid valve 103, and boosting pole 107 is connected with the piston, and boosting pole 107 can promote the piston and move in cylinder 106, the output and the boosting pole 107 of boosting unit are connected, and the boosting unit can drive the motion of boosting pole 107.

The boosting unit in this embodiment includes a sliding platform 109, a motor 110, a rack 111, and a gear 112, where the gear 112 is connected to an output shaft of the motor 110, the rack 111 is slidably disposed on the sliding platform 109, the gear 112 is engaged with the rack 111, and the rack 111 is connected to the boosting rod 107.

The motor 110 in this embodiment is a precision motor.

In this embodiment, the syringe 106 is made of a transparent material, and the syringe 106 is provided with scale marks.

In this embodiment, the oil drain pipe 102 is a needle. In this embodiment, the oil in the oil reservoir 105 is special microscopic oil.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides an automatic oil absorption, accurate ration push away liquid droplet oil device, its characterized in that, includes oil drain pipe (102), solenoid valve (103), oil reservoir (105) and injector subassembly (101), solenoid valve (103) have three port, and three port communicates with oil reservoir (105), injector subassembly (101) and oil drain pipe (102) respectively, and injector subassembly (101) can inhale the oil in oil reservoir (105) and can discharge inhaled oil through oil drain pipe (102).

2. The automatic oil absorption and accurate quantitative liquid pushing and oil dropping device according to claim 1, wherein the sample injector assembly (101) comprises a needle cylinder (106), a piston, a push-assisting rod (107) and a push-assisting unit, the piston is connected with the inner wall of the needle cylinder (106) in a sliding and sealing manner, one end of the needle cylinder (106) is communicated with one port of the electromagnetic valve (103), the push-assisting rod (107) is connected with the piston, the push-assisting rod (107) can push the piston to move in the needle cylinder (106), the output end of the push-assisting unit is connected with the push-assisting rod (107), and the push-assisting unit can drive the push-assisting rod (107) to move.

3. The automatic oil suction and accurate quantitative liquid pushing and dripping device as claimed in claim 2, wherein the boosting unit comprises a sliding platform (109), a motor (110), a rack (111) and a gear (112), the gear (112) is connected with an output shaft of the motor (110), the rack (111) is slidably arranged on the sliding platform (109), the gear (112) is meshed with the rack (111), and the rack (111) is connected with the boosting rod (107).

4. An automatic oil suction and accurate quantitative liquid pushing and dropping device as claimed in claim 3, wherein said motor (110) is a precision motor.

5. The automatic oil suction and accurate quantitative liquid pushing and dropping device as claimed in claim 2, wherein the syringe (106) is made of transparent material, and the syringe (106) is provided with scale marks.

6. An automatic oil suction and accurate quantitative liquid pushing and dropping device as claimed in claim 1, wherein said oil discharge pipe (102) is a needle.

7. An automatic oil suction, accurate quantitative liquid pushing and dropping device as claimed in claim 1, characterized in that the oil in the oil reservoir (105) is special microscopic oil.

8. An automatic oil suction and accurate quantitative liquid pushing and dropping device as claimed IN claim 1, wherein the three ports of the solenoid valve (103) are an IN port, a COM port and an OUT port respectively, the IN port is communicated with the oil reservoir (105) through an oil pipe, the OUT port is communicated with the oil discharge pipe (102) through an oil pipe, and the COM port is communicated with the sample injector assembly (101) through an oil pipe.