阅读说明：本技术 一种微量流体智能计量泵送系统 (Intelligent metering pumping system for trace fluid ) 是由 莫帅 杨振宁 宋裕玲 宋文浩 侯茂祥 李旭 岳宗享 邹振兴 党合玉 石丽娟 李娜 于 2019-11-11 设计创作，主要内容包括：本发明提出了一种微量流体智能计量泵送系统,其特征在于微量泵机箱上方设置有把手,机箱正面设置有液晶触控屏,机箱背面设置有开关按钮、散热口、Wi-Fi模块、多机连接口、RS485通讯接口、电源接口、脚踏开关接口,电源接口通过电线与电源插头连接,脚踏开关接口通过电线与脚踏开关连接,步进电机安装在机箱里；有益效果是结构独特,可对流体流量精确控制,流体隔离于硅胶管中不进入泵体安全可靠,可用于医疗、科研及工业领域流体输送,具有非常广阔的商业前景,既可以填补相关技术空白,又可产生较大的社会效益与经济效益。(The invention provides an intelligent micro-fluid metering pumping system which is characterized in that a handle is arranged above a micro-pump case, a liquid crystal touch screen is arranged on the front surface of the case, a switch button, a heat dissipation port, a Wi-Fi module, a multi-machine connector, an RS485 communication interface, a power interface and a foot switch interface are arranged on the back surface of the case, the power interface is connected with a power plug through a wire, the foot switch interface is connected with a foot switch through a wire, and a stepping motor is arranged in the case; the fluid flow control device has the beneficial effects that the structure is unique, the fluid flow can be accurately controlled, the fluid is isolated in the silicone tube and does not enter the pump body, the device is safe and reliable, the device can be used for fluid conveying in the fields of medical treatment, scientific research and industry, the device has very wide commercial prospect, the gap of related technologies can be filled, and great social benefit and economic benefit can be generated.)

1. An intelligent metering pumping system for trace fluid is characterized in that a handle is arranged above a micro pump case, a liquid crystal touch screen is arranged on the front face of the case, a switch button, a heat dissipation port, a Wi-Fi module, a multi-machine connector, an RS485 communication interface, a power interface and a foot switch interface are arranged on the back face of the case, the power interface is connected with a power plug through a wire, the foot switch interface is connected with a foot switch through a wire, and a stepping motor is arranged in the case;

an output shaft of the stepping motor is connected with a rotor in the micropump, a silicone tube penetrates through the micropump and is placed on the upper surface of the rotor of the micropump, one end of the silicone tube is connected to a discharge port on a barrel cover of the raw material kettle, and the silicone tube penetrates through the discharge port and enters the raw material kettle;

the discharge port is connected to the right middle of the outer side of the barrel cover through threads, the pressure gauge, the safety valve and the silencer are also connected to the outer side of the barrel cover through threads and distributed around the discharge port, the barrel cover is placed on the raw material kettle, the pin shaft penetrates through a ring hole at one end of the locking screw rod to fix the locking screw rod on the barrel body, one end of the locking screw rod with threads is matched with the hanging nut, and the barrel cover is fixed on the barrel body of the raw material kettle;

the other end of the silicone tube is connected to a feeding port on the reaction kettle barrel cover, the feeding port is connected to the reaction kettle barrel cover through threads, a nozzle is arranged on the inner side of the reaction kettle barrel cover, and the nozzle is communicated with the feeding port.

2. The intelligent micro-fluid metering and pumping system according to claim 1, wherein a liquid crystal touch screen is arranged on the front face of the micro-pump case for touch control, a Wi-Fi module is arranged on the rear face of the micro-pump case for control through a mobile phone APP, and a foot switch is connected to the rear face of the micro-pump case for pause and shutdown control.

3. The intelligent micro-fluid metering and pumping system as claimed in claim 1, wherein the silicone tube is tightly pressed and mounted on a rotor inside the micro-pump, and the speed of the rotor controls the flow rate of the fluid in the silicone tube.

4. The intelligent micro-fluid metering and pumping system as claimed in claim 1, wherein one end of the silicone tube is connected to a feeding port of the reaction kettle, and is communicated with a nozzle installed at the inner side of a cover of the reaction kettle through the feeding port.

5. The intelligent micro-fluid metering and pumping system as claimed in claim 1, wherein a nozzle is installed on the inner side of the reaction kettle barrel cover, an annular groove is formed in the nozzle, a sealing ring is embedded in the annular groove, and a pressure gauge, a safety valve and a silencer are installed on the upper portion of the outer side of the reaction kettle barrel cover.

6. The intelligent micro-fluid metering and pumping system as claimed in claim 1, wherein the other end of the silicone tube extends into the bottom of the raw material kettle through the discharge port.

7. The intelligent metering and pumping system for micro-fluid according to claim 1, wherein the inner side of the raw material kettle cover is also provided with an annular groove and a sealing ring is embedded in the annular groove, and a pressure gauge, a safety valve and a silencer are arranged above the outer side of the raw material kettle cover.

Technical Field

The invention relates to the technical field of micro pumping, in particular to an intelligent metering pumping system for micro fluid.

Background

The micro pump is a novel industrial pump, is a product developed in modern industry, is widely applied to industries such as pharmacy, food, chemical industry and the like, and is used for conveying media which are sensitive, sticky, strong in corrosivity, have a grinding effect, have high purity requirements and contain certain granular materials. The silicone tube is a liquid receiving element in the micro pump, and the micro pump works by extruding the silicone tube through the rotor, which means that the micro pump can dry rotate, self-absorb and process high-viscosity and high-abrasion media. In addition, the silicone tube is used as an independent unit, and the pump body does not need to be sealed, has no leakage and is clean and sanitary. The output of a preset fixed flow rate is realized in each rotation, so that the micro pump has excellent performance in quantitative feeding application.

The micro pump works by means of pumping efficiency generated by alternately extruding and releasing a plurality of rotors along a silicone tube. When the flow output of the fluid extruded in the pipe is generated, the pipe is restored to the original state by the elasticity of the pipe after the pressure disappears, the volume is increased, vacuum is generated, the fluid is sucked, and the fluid enters the container through the silicone tube.

The laboratory carries out the chemical experiment now, carries out the bit test of solution, has many occasions to need accurate control flow or velocity of flow, and some chemicals are dangerous easy explosion still, need keep apart in the container.

In order to solve the problems of poor controllability, low precision, difficult operation and the like in the existing scientific research experiment, the invention provides an intelligent metering pumping system for trace fluid, which has the advantages of novel structure, lower cost and wide application scene, and can meet the requirements of the scientific research experiment and the industrial fluid conveying application.

Disclosure of Invention

In order to meet the requirements of the social aspects on intelligent fluid conveying equipment and control in chemical experiments, the invention provides an intelligent micro-fluid metering pumping system which is novel in structure, unique in innovation and integrated in structural design, a raw material kettle and a reaction kettle are communicated through a silicone tube and a micro pump, and the micro pump is used for quantitatively conveying fluid.

An intelligent metering pumping system for trace fluid is characterized in that a handle is arranged above a micro pump case, a liquid crystal touch screen is arranged on the front face of the case, a switch button, a heat dissipation port, a Wi-Fi module, a multi-machine connector, an RS485 communication interface, a power interface and a foot switch interface are arranged on the back face of the case, the power interface is connected with a power plug through a wire, the foot switch interface is connected with a foot switch through a wire, and a stepping motor is arranged in the case;

an output shaft of the stepping motor is connected with a rotor in the micropump, a silicone tube penetrates through the micropump and is placed on the upper surface of the rotor of the micropump, one end of the silicone tube is connected to a discharge port on a barrel cover of the raw material kettle, and the silicone tube penetrates through the discharge port and enters the raw material kettle;

the discharge port is connected to the right middle of the outer side of the barrel cover through threads, the pressure gauge, the safety valve and the silencer are also connected to the outer side of the barrel cover through threads and distributed around the discharge port, the barrel cover is placed on the raw material kettle, the pin shaft penetrates through a ring hole at one end of the locking screw rod to fix the locking screw rod on the barrel body, one end of the locking screw rod with threads is matched with the hanging nut, and the barrel cover is fixed on the barrel body of the raw material kettle;

the other end of the silicone tube is connected to a feeding port on the reaction kettle barrel cover, the feeding port is connected to the reaction kettle barrel cover through threads, a nozzle is arranged on the inner side of the reaction kettle barrel cover, and the nozzle is communicated with the feeding port.

Furthermore, the liquid crystal touch screen is arranged on the front face of the micro-pump case for touch control, the Wi-Fi module is arranged on the back face of the micro-pump case for control through the mobile phone APP, and the foot switch is connected to the back face of the micro-pump case for pause and power-off control.

Furthermore, the silicone tube is tightly pressed and arranged on a rotor inside the micro pump, and the speed of the rotor controls the flow rate of fluid in the silicone tube.

Furthermore, one end of the silicone tube is connected to a feeding port of the reaction kettle and is communicated with a nozzle arranged on the inner side of the cover of the reaction kettle through the feeding port.

Furthermore, a nozzle is arranged on the inner side of the reaction kettle barrel cover, an annular groove is additionally arranged, a sealing ring is embedded in the annular groove, and a pressure gauge, a safety valve and a silencer are additionally arranged above the outer side of the reaction kettle barrel cover.

Furthermore, the other end of the silicone tube extends into the bottom of the raw material kettle through the discharge hole.

Furthermore, an annular groove is also formed in the inner side of the raw material kettle barrel cover, a sealing ring is embedded in the annular groove, and a pressure gauge, a safety valve and a silencer are arranged above the outer side of the raw material kettle barrel cover.

Compared with the prior art, the invention has the following beneficial effects: the liquid crystal touch screen control system has the advantages of high speed and high precision of fluid transmission, can be used for multiple operation modes, can be used for liquid crystal touch screen touch control, can be controlled by a mobile phone through a Wi-Fi module, can also be used for pause and finish process control through a foot switch, has wide application scenes, and can be used for laboratories, scientific research institutions, chemical pharmaceutical institutions and the like. Has very wide commercial prospect and can generate larger social benefit and economic benefit.

Drawings

Fig. 1 is a smart metering pumping system for micro-fluids.

FIG. 2 is a sectional view of a reaction vessel.

Fig. 3 is a rear view of a micro-pump housing.

In fig. 1-3:

1. a power plug; 2. A foot switch; 3. A chassis;

4. a liquid crystal touch screen; 5. A pressure gauge; 6. A safety valve;

7. a muffler; 8. A barrel cover; 9. Hanging a nut;

10. a discharge port; 11. Locking the screw rod; 12. A pin shaft;

13. a raw material kettle; 14. A micro pump; 15. A silicone tube;

16. a feeding port; 17. A reaction kettle; 18. A seal ring;

19. a nozzle; 20. A heat dissipation port; 21. An RS485 communication interface;

22. a Wi-Fi module; 23. A foot switch interface; 24. A switch button;

25. a power interface; 26. A multi-machine connector.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings, and the present invention will be described in detail below with reference to fig. 1 to 3.

An intelligent micro-fluid metering pumping system comprises a power plug 1, a foot switch 2, a case 3, a liquid crystal touch screen 4, a pressure gauge 5, a safety valve 6, a silencer 7, a barrel cover 8, a hanging nut 9, a discharge hole 10, a locking screw 11, a pin shaft 12, a raw material kettle 13, a micro pump 14, a silicone tube 15, a feeding hole 16, a reaction kettle 17, a sealing ring 18, a nozzle 19, a heat dissipation hole 20, an RS485 communication interface 21, a Wi-Fi module 22, a foot switch interface 23, a switch button 24, a power interface 25 and a multi-machine connector 26.

A handle is arranged right above the case 3, the liquid crystal touch screen 4 and the micropump 14 are arranged on the front side of the case 3, the switch button 24, the heat dissipation port 20, the Wi-Fi module 22, the multi-machine connector 26, the RS485 communication interface 21, the power interface 25 and the foot switch interface 23 are arranged on the back side of the case 3, the power interface 25 is connected with the power plug 1 through a wire, the foot switch interface 23 is connected with the foot switch 2 through a wire, and the stepping motor is arranged in the case 3.

An output shaft of the stepping motor is connected with a rotor in a micro pump 14, the micro pump 14 is installed right ahead of the case 3, a silicone tube 15 penetrates through the micro pump 14 and is placed on the rotor of the micro pump 14, one end of the silicone tube 15 is connected to a discharge port 10 on a barrel cover of the raw material kettle 13, and the silicone tube 15 penetrates through the discharge port 10 and enters the raw material kettle 13.

The discharge port 10 is connected to the right middle of the outer side of the barrel cover 8 through threads, the pressure gauge 5, the safety valve 6 and the silencer 7 are also connected to the outer side of the barrel cover 8 through threads and distributed around the discharge port 10, the barrel cover 8 is placed on the raw material kettle 13, and the pin shaft 12 penetrates through a ring hole at one end of the locking screw rod 11 to fix the locking screw rod 11 on the barrel body.

One end of the locking screw rod 11 with threads is matched with the hanging nut 9, the barrel cover 8 is fixed on the raw material kettle body, the other end of the silicone tube 15 is connected to a feeding port 16 on the barrel cover of the reaction kettle 17, the feeding port 16 is connected to the barrel cover of the reaction kettle 17 through threads, a nozzle 19 is additionally arranged on the inner side of the barrel cover of the reaction kettle 17, the nozzle 19 is communicated with the feeding port 16, and other parts of the reaction kettle 17 are arranged to be consistent with the raw material kettle 13.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all modifications, alterations, and equivalents of the above embodiments according to the principles of the present invention are within the scope of the present invention.