TWM576178U - Chemicals perfusion system - Google Patents

Abstract

A chemical perfusion system comprising a well screen portion, a well tube portion, at least one injection tube and a stirring barrel; the injection tube has a communication port, a delivery port and at least one back port, wherein the communication port is configured to The well is connected to the well, and the transfer port is configured to inject a medicament, and the back port is configured to pump back a circulating water flowing through the well pipe portion and the well screen portion. The well screen portion, the well tube portion and the injection tube are detachably combined to shorten the working time and reduce the deposition in the well, and the pressure regulating valve of the back switch is adjusted to adjust the pressure immediately, thereby improving Construction efficiency.

Description

Drug perfusion system

This creation relates to a perfusion system, and more particularly to a medicament perfusion system.

The general drilling tunnel or the site improvement method is the underground construction technical method for the site soil as the main object, in order to overcome the various construction obstacles caused by the softness of the construction base and the surrounding construction site during the underground construction. Effective construction methods. Due to the underground construction and foundation construction, the biggest problem is how to maintain the balance of the soil in the site. Generally speaking, the soil is mainly constructed by soil particles, water and air. Therefore, the soil properties will follow The relationship between the three changes, especially the water in the soil particle gap (generally referred to as groundwater). If you want to control the nature of the soil or even remove the pollutants in the groundwater, just properly treat the water present in the gap between the soil particles. Can be reached. The so-called site improvement method is to artificially change the construction method of the soil structure of the site, which mainly increases the bearing capacity of the site, inhibits the deformation of the site, reduces the water permeability of the site or removes the water pressure in the site. To achieve the purpose of improving the durability of the site.

When the general chemical injection method is applied to tunnel or site improvement construction, drilling is carried out at the base of the tunnel and the site improvement, the rock formation of the site is taken out and the different chemical liquids are adjusted, and a buried pipe fitting (such as a steel pipe is arranged in the drilling hole). , fiberglass tube or plastic tube, etc.) A plurality of injection pipe fittings corresponding to different rock layers are inserted into the embedded pipe fittings one by one, and the lengths of the injection pipe fittings are different, and different chemical liquids are transported through injection pipes of different lengths for interval injection and phased injection of the chemical liquid. The segmental solidification improves the site structure of different rock layers around the buried pipe, and can prevent the rock layer from sinking first, prevent the site from loosening and ensure the safety of civil construction.

However, since different chemical liquids require different injection pipe fittings, a plurality of injection pipe pieces corresponding to different rock layers need to be inserted into the embedded pipe fittings one by one, and the process of setting the pipe fittings is complicated, time-consuming and not easy to replace. In addition, for colloidal solution type (containing micro-nano-grade metal or non-metallic particles), the infusion process may be due to a long time (by geologically limited injection rate), and deposition occurs in the well, which affects continuous and stable perfusion. effectiveness.

Therefore, it is necessary to provide an improved drug perfusion system to solve the problems of the above conventional techniques.

The main purpose of the present invention is to provide a chemical perfusion system that can be combined and replaced by a well screen portion, a well tube portion and an injection tube, which can shorten the working time and improve the construction efficiency.

For the above purposes, the present invention provides a pharmaceutical infusion system comprising a well screen portion, a well tube portion, at least one injection tube and a mixing tank; the well screen portion is configured to extend into a ground Below the ground, a groundwater is formed below the ground, the well screen portion is located in the ground water; the well pipe portion is configured to be connected to the well screen portion and extends below the ground; the injection tube has a communication port, a a delivery port and at least one pumping port, wherein the communication port is configured to communicate with the well pipe portion, the delivery port is configured to infuse a medicament, and the back port is configured to be pumped back a circulating water passing through the well pipe portion and the well screen portion; the mixing drum has a barrel body, a stirrer, a medicine inlet, a medicine outlet and at least one circulation port, wherein the agitator is disposed in the barrel The medicine inlet is formed on the barrel and configured to input a medicine, the medicine outlet is formed on the barrel, and communicates with the delivery port of the injection tube, and the medicine outlet is configured to output The medicament is formed on the barrel and communicates with the return port, and the circulation port is configured to deliver the circulating water into the barrel.

In an embodiment of the present invention, the well tubular portion has a top connecting end and a bottom connecting end, the top connecting end is exposed on the ground, and the bottom connecting end extends into the groundwater and is connected to the well screen portion.

In one embodiment of the present invention, the medicament infusion system further includes a pair of joints configured to be sealingly coupled between the syringe and the well tubular portion.

In an embodiment of the present invention, the two ends of the pair of joints are screwed together with the injection tube and the well tubular portion.

In one embodiment of the present invention, the medicament infusion system includes a plurality of the injection tubes stacked in series with one another and forming the communication port, the delivery port, and a plurality of the withdrawal ports.

In an embodiment of the present invention, the feeding port of the mixing tub is formed at a top of the tub.

In an embodiment of the present invention, the dispensing opening of the mixing tub is formed at a bottom of the tub.

In an embodiment of the present invention, the agitator has a stirring motor and a stirring blade disposed in the barrel, and the agitating motor is configured to drive the agitating blade to rotate.

In an embodiment of the present invention, the dispensing port of the mixing tub is connected to the delivery port of the syringe through an externally-engaged joint.

In one embodiment of the present invention, the circulation port of the mixing tub is connected to the return port of the syringe through a line.

As described above, the present pharmaceutical perfusion system can be combined with a mobile drilling rig to inject a drug into the ground, and the well screen portion, the well pipe portion and the injection tube are detachably combined to match the injection required for different drug combinations. The tube can avoid the complicated pipe fittings, shorten the working time and reduce the deposition in the well, and adjust the pressure by adjusting the control valve of the back switch to improve the construction efficiency.

101‧‧‧ Ground

102‧‧‧ Groundwater

2‧‧‧ Well screen

3‧‧‧ Wells Department

31‧‧‧ top connection

32‧‧‧Bottom connection

4‧‧‧Injection tube

41‧‧‧Connecting port

42‧‧‧ delivery port

43‧‧‧ Back mouth

5‧‧‧ Mixing bucket

51‧‧‧ barrel

52‧‧‧Agitator

521‧‧‧Agitator motor

522‧‧‧ Mixing fan blades

53‧‧‧ Drug inlet

54‧‧‧ Drug outlet

55‧‧‧Circular

6‧‧‧Connected joints

1 is a schematic view of a well screen portion, a well tubular portion, and an injection tube according to a preferred embodiment of the present invention.

Figure 2 is a cross-sectional view of a mixing tub in accordance with a preferred embodiment of the present invention.

Referring to Figures 1 and 2, a preferred embodiment of a pharmaceutical perfusion system of the present invention is disclosed. The medicament perfusion system can be used in conjunction with a mobile drilling machine for remediation of soil and groundwater environmental pollution. The medicament used in the medicament infusion system is a medicament for soil and groundwater remediation. In the embodiment, the medicament infusion system comprises a well screen portion 2, a well tube portion 3, at least one injection tube 4 and a stirring barrel. 5. This work will detail the detailed construction, assembly relationship and operation principle of each component.

Continuing with reference to Figures 1 and 2, the well screen 2 is configured to extend below a floor 101 below which a groundwater 102 is formed, the well screen 2 being located in the groundwater 102.

Continuing with reference to Figures 1 and 2, the well tubular portion 3 is configured to be coupled to the well screen portion 2 and the well tubular portion 3 extends below the ground surface 101, wherein the well tubular portion 3 has a top connection end 31 and a bottom connecting end 32, the top connecting end 31 is exposed on the ground 101, and the bottom connecting end 32 extends into the groundwater 102 and is connected to the well screen 2 .

Continuing with reference to Figures 1 and 2, the injection tube 4 has a communication port 41, a delivery port 42 and at least one return port 43, wherein the communication port 41 is configured to communicate with the well tubular portion 3, the delivery port 42 is configured to infuse a medicament, and the back port 43 is configured to pump back a circulating water flowing through the well pipe section 3 and the well screen section 2. In the present embodiment, the drug infusion system includes a plurality of the injection tubes 4, for example, two, and the injection tubes 4 are stacked in series with each other to form the communication port 41, the delivery port 42 and a plurality of the pumping ports 43. .

Referring to Figures 1 and 2, the mixing drum 5 has a barrel 51, a stirrer 52, a medicine inlet 53, a medicine outlet 54, and at least one circulation port 55, wherein the agitator 52 is disposed at The medicine inlet 53 is formed on the barrel 51, and the medicine inlet 53 is configured to input a medicine, the medicine outlet 54 is formed on the barrel 51, and the medicine outlet is 54 is connected to the delivery port 42 of the injection tube 4, the dispensing port 54 is configured to output the medicament, the circulation port 55 is formed on the barrel 51, and the circulation port 55 communicates with the return port 43 of the injection tube 4. The circulation port 55 is configured to deliver the circulating water into the tub 51.

Referring to Figures 1 and 2, further, the medicine inlet 53 of the mixing drum 5 is formed at a top of the barrel 51, and the medicine outlet 54 of the mixing barrel 5 is formed in the barrel 51. bottom unit. In addition, the agitator 52 has a stirring motor 521 and a stirring blade 522 disposed in the barrel 51. The agitating motor 521 is configured to drive the stirring blade 522 to rotate. In this embodiment, the dispensing port 54 of the mixing tub 5 is connected to the delivery port 42 of the injection tube 4 through an externally-engaged joint (not shown), and the circulation port 55 of the mixing tub 5 is transmitted through a pipeline. (not shown) is connected to the return port 43 of the syringe 4.

Continuing with reference to Figures 1 and 2, the medicament infusion system further includes a pair of joints 6 configured to seal the communication port 41 connected to the injection tube 4 and the top connection end 31 of the well tubular portion 3. In the present embodiment, the two ends of the pair of joints 6 are screwed together with the communication port 41 of the injection tube and the top connection end 31 of the well tubular portion 3, respectively.

According to the above structure, the present pharmaceutical infusion system can inject a drug into the ground in combination with a mobile drilling machine, wherein the liquid control device can automatically control the water and the medicine to be introduced into the barrel 51 from the medicine inlet 53, and then The stirring blade 522 is stirred and mixed, and is then output to the injection tube 4 through the dispensing port 54. As shown in Fig. 1, the injection tube 4 flows the injection water indicated by a broken line from the well screen portion 2 to the ground water 102, and the return water indicated by the imaginary line passes through the well screen portion 2 and The well pipe portion 3 is returned from the return port 43 to the tub 51 through a return pumping motor (not shown).

With the above design, the present pharmaceutical infusion system can be combined with a mobile drilling rig to inject a drug into the ground, and the well screen portion 2, the well pipe portion 3 and the injection tube 4 can be combined and replaced, and can be combined with different medicaments. The injection tube 4 required for combination is combined to avoid complicated pipe fittings, shortening the working time and reducing the deposition in the well, and adjusting the pressure by adjusting the control valve of the back switch to improve the construction efficiency.

Although the present invention has been disclosed in its preferred embodiments, it is not intended to limit the present invention, and anyone skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. The scope of protection is subject to the definition of the scope of the patent application.

Claims (10)

A chemical perfusion system comprising: a well screen portion configured to extend below a floor, a groundwater formed below the ground, the well screen portion being located in the ground water; a well pipe portion configured to The well screen portion is connected and extends below the ground; at least one injection tube has a communication port, a delivery port and at least one back port, wherein the communication port is configured to communicate with the well pipe portion, and the port is configured Injecting a medicament, the back pumping port is configured to pump back a circulating water flowing through the well pipe portion and the well screen portion; and a mixing drum having a barrel body, a stirrer, a medicine inlet, and a a medicine dispensing port and at least one circulation port, wherein the agitator is disposed on the barrel body, the medicine feeding opening is formed on the barrel body, and is configured to input a medicine, and the medicine discharging mouth is formed on the barrel body, And communicating with the delivery port of the injection tube, the medicine discharge port is configured to output the medicine, the circulation port is formed on the barrel body and communicates with the back pumping port, and the circulation port is configured to deliver the circulating water to the In the barrel. The pharmaceutical infusion system according to claim 1, wherein the well pipe portion has a top connecting end and a bottom connecting end, the top connecting end is exposed on the ground, the bottom connecting end projects into the groundwater and is connected to the well The screen is connected. The medicament infusion system of claim 1, wherein the medicament infusion system further comprises a pair of joints configured to be sealingly coupled between the syringe and the well tubular portion. According to the pharmaceutical infusion system of claim 3, the two ends of the pair of joints are respectively screwed together with the injection tube and the well tubular portion. The drug infusion system according to claim 1, wherein the drug infusion system comprises a plurality of the injection tubes, the injection tubes being stacked in series with each other and forming the communication port, the delivery port, and the plurality of the withdrawal ports. The drug infusion system according to claim 1, wherein the medicine inlet of the agitating barrel is formed at a top of the barrel. The pharmaceutical perfusion system according to claim 1, wherein the dispensing opening of the mixing tub is formed at a bottom of the tub. The drug infusion system according to claim 1, wherein the agitator has a stirring motor and a stirring blade, and the agitating blade is disposed in the barrel, and the agitating motor is configured to drive the agitating blade to rotate. The drug infusion system according to claim 1, wherein the dispensing port of the mixing tub is connected to the delivery port of the syringe through an external force connector. The pharmaceutical perfusion system according to claim 1, wherein the circulation port of the agitating barrel is connected to the return port of the injection tube through a line.