Movable semi-automatic liquid preparation device

Abstract

The utility model provides a movable semi-automatic liquid preparation device which comprises a container and a movable cart arranged at the bottom of the container, a control panel is arranged on the movable cart, a central stirring shaft penetrating through the top of the container is arranged in the container, stirring paddles are arranged on the peripheral side of the central stirring shaft in a sleeved mode, and the bottom of the central stirring shaft is connected with one end of a right-angle transmission reversing gear. The other end of the transmission shaft penetrates through the peripheral side of the container and is connected with a manual stirring shaft, a liquid outlet is formed in the peripheral side, close to the bottom, of the container, and the liquid outlet is connected with a quantitative flow meter; the top of the central stirring paddle penetrates through the container and is connected with a stirring motor at the top of the container, the stirring motor is electrically connected with a control panel, and the top of the container is further provided with a solid sample inlet, a standby port, a sampling port, a pressure balance port, a liquid sample inlet, a solvent inlet and a cleaning water inlet which are communicated with the interior of the container; and the solvent inlet and the liquid sample inlet are connected with quantitative flow meters.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of liquid preparation device especially relates to a portable semi-automatic liquid preparation device. BACKGROUND

[0002] In production practice, each workshop often needs to use or supplement small and medium-sized (5-100L) liquid, and the existing liquid preparation device is mostly a large fixed device, and the liquid preparation device is generally designed for the configuration of a single type of solution and does not have a convenient cleaning device. In production practice, the normal operation of the workshop often requires the use of various types of working liquid, so the device that can be flexibly moved in each workshop and can quickly clean the tank body and realize the preparation of various types of solution can better meet the actual needs in the production process. In addition, due to the particularity of some workshops (such as the pharmaceutical industry), sterile operation is required during production, and high accuracy is required, so the closed and accurately measured liquid preparation device can realize precise liquid in and out, greatly reducing the risk of pollution.

[0003] Therefore, there is currently a lack of a portable, versatile and airtight and sterile liquid preparation device. INVENTION CONTENTS

[0004] In view of the deficiencies in the prior art, the utility model provides a portable semi-automatic liquid preparation device to solve the technical problems of lack of portable, versatile and airtight and sterile liquid preparation in related technologies.

[0005] The utility model provides a portable semi-automatic liquid preparation device, including the container and the mobile trolley that sets up in its bottom, be equipped with control panel on the mobile trolley, the inside of container is equipped with the central stirring shaft that penetrates the top of container, the circumferential side of central stirring shaft is equipped with stirring paddle, and its bottom is connected with one end of right angle transmission reversing gear, the other end of right angle transmission reversing gear is connected with one end of transmission shaft, the other end of transmission shaft penetrates the circumferential side of container and connects manual stirring shaft, the circumferential side of container near bottom is equipped with liquid outlet, and the liquid outlet is equipped with quantitative flowmeter, and quantitative flowmeter is electrically connected with control panel.

[0006] The top of the central stirring paddle penetrates the container and is connected to the stirring motor at the top of the container. The stirring motor is electrically connected to the control panel. The top of the container is also provided with a solid sample inlet, a standby port, a sampling port, a pressure balance port, a liquid sample inlet, a solvent inlet and a cleaning water inlet that communicate with the inside of the container. The solvent inlet and the liquid sample inlet are both equipped with a quantitative flowmeter, and the quantitative flowmeter is electrically connected to the control panel.

[0007] Optionally, an observation window is provided on the circumferential side of the container.

[0008] Optionally, the mobile trolley is further provided with a vacuum pump, the vacuum pump is electrically connected with the control panel, and the top of the container is further provided with a positive pressure gas inlet and a negative pressure gas outlet penetrating into the container, the positive pressure gas inlet and the negative pressure gas outlet are connected with the positive pressure port and the negative pressure port of the vacuum pump respectively.

[0009] Optionally, the observation window is made of a glass panel.

[0010] Optionally, the material of the container is 316 stainless steel.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] Based on the mobile trolley arranged at the bottom of the container, different workshops can be moved, and various solid-liquid and liquid-liquid preparations can be realized through the solid sample inlet, the standby port, the liquid sample inlet, the solvent inlet, the cleaning water inlet, etc., and finally the liquid inlet amount and the liquid outlet amount can be accurately determined through the quantitative flow meter, so that quantitative liquid preparation and liquid addition can be realized in different workshops under the condition of aseptic sealing, and the working efficiency is greatly improved and the pollution risk is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is an overall structure schematic view of the utility model;

[0014] Figure 2 It is an overall structure schematic view of the container of the utility model;

[0015] Figure 3 It is a side structure schematic view of the utility model.

[0016] REFERENCE SIGNS:

[0017] 1, container; 2, mobile trolley; 3, central stirring shaft; 4, push-pull handrail; 5, control panel; 6, vacuum pump; 7, stirring motor; 8, stirring paddle; 9, transmission shaft; 10, right-angle transmission reversing gear; 11, manual stirring shaft; 12, solid sample inlet; 13, standby port; 14, sampling port; 15, pressure balance port; 16, liquid sample inlet; 17, quantitative flow meter; 18, solvent inlet; 19, positive pressure gas inlet; 20, negative pressure gas outlet; 21, cleaning water inlet; 22, liquid outlet; 23, observation window.

[0018] The implementation, functional characteristics and advantages of the utility model will be further described with reference to the drawings. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and beneficial effects of the utility model clearer, the technical scheme of the utility model is further explained below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and are not used to limit the utility model.

[0020] Referring to Figure 1 , Figure 2 and Figure 3 , the utility model provides a movable semi -automatic liquid preparation device, including container 1 and be equipped with the mobile trolley 2 at its bottom, be equipped with control panel 5 on mobile trolley 2, and the periphery is equipped with the push -and -pull handrail 4 for traction, the inside of container 1 is equipped with the central stirring shaft 3 through the top of container 1, the periphery of central stirring shaft 3 is equipped with stirring paddle 8, and one end of the bottom connection is equipped with right angle transmission reversing gear 10, the other end of right angle transmission reversing gear 10 is connected with the one end of transmission shaft 9, the other end of transmission shaft 9 is connected with manual stirring shaft 11 through the periphery of container 1, the periphery close to the bottom of container 1 is equipped with liquid outlet 22, and liquid outlet 22 is connected with quantitative flowmeter 17, and quantitative flowmeter 17 is electrically connected with control panel 5;

[0021] the top of central stirring paddle 8 is connected with stirring motor 7 at the top of container 1, and stirring motor 7 is electrically connected with control panel 5, and the top of container 1 is also respectively equipped with solid sample inlet 12, standby port 13, sampling port 14, pressure balance port 15, liquid sample inlet 16, solvent inlet 18 and cleaning water inlet 21, and the periphery of container 1 is connected with quantitative flowmeter 17, and quantitative flowmeter 17 is electrically connected with control panel 5.

[0022] Referring to Figure 2 , in the embodiment, the capacity specification of container 1 can be selected as 5-110L, which can be preferably a cylinder with a radius of 23cm and a height of 60cm, and is arranged on the mobile trolley 2 to realize movement in different workshops, the inside of container 1 is equipped with central stirring shaft 3 through the top of container 1, the periphery of central stirring shaft 3 is equipped with stirring paddle 8, and different numbers of stirring paddles 8 can be arranged according to the size of container 1, the central stirring shaft 3 is connected with stirring motor 7, and the stirring motor 7 is connected with the control panel 5 on the mobile trolley 2, so that the control panel 5 can control the stirring motor 7 to drive the central stirring shaft 3 to rotate, in addition, the bottom of the central stirring shaft 3 is connected with one end of the transmission shaft 9 through the right angle transmission reversing gear 10, and the other end of the transmission shaft 9 is connected with the manual stirring shaft 11 through the periphery of the container 1, so that the function of manual stirring can be realized.

[0023] Referring to Figure 2, the solid sample inlet 12 at the top of the container 1, preferably with a diameter of 4 cm, the solid sample inlet 12 being sealed by a threaded plug and serving as the solid sample inlet in the "solid-liquid" solution configuration. The standby port 13, preferably with a diameter of 2 cm, is located at the top of the container 1, with a height of 3 cm in the container 1 and a length of 3 cm inside the container 1, and the standby port 13 at the top of the container 1 is sealed by a threaded plug. The sampling port 14, preferably with a diameter of 2 cm, is located at the top of the container 1, with a height of 3 cm in the container 1 and a length of 57 cm inside the container 1, and can be used for pH sampling measurement, and the end of the sampling port 14 at the top of the container 1 can be sealed by a silicone tube combined with a sampler. The pressure balance port 15, preferably with a diameter of 2 cm, is located at the top of the container 1, with a height of 3 cm in the container 1 and a length of 3 cm inside the container 1, and the end of the pressure balance port 15 at the top of the container 1 can be connected to an air filter by a silicone tube, which needs to be sealed to prevent pressure relief when performing positive or negative pressure. The liquid sample inlet 16, preferably with a diameter of 2 cm, is located at the top of the container 1, with a height of 3 cm in the container 1 and a length of 3 cm inside the container 1, and serves as the A liquid sample inlet in the "liquid-liquid" solution configuration, and the upper end of the liquid sample inlet 16 is connected to a quantitative flow meter 17, which can be connected to the A liquid through a silicone tube and can be accurately dosed in a closed sterile environment by negative pressure. The solvent inlet 18, preferably with a diameter of 2 cm, is located at the top of the container 1, with a height of 3 cm in the container 1 and a length of 3 cm inside the container 1, and serves as the B liquid or solvent sample inlet in the "liquid-liquid" solution configuration, and the upper end of the solvent inlet 18 is connected to a quantitative flow meter 17, which can be connected to the B liquid or solvent through a silicone tube and can be accurately dosed in a closed sterile environment by negative pressure.

[0024] Referring to Figure 2 In addition, the cleaning water inlet 21, preferably with a pipe diameter of 2 cm, is connected by a pipeline to two symmetrical 360-degree spray heads located at the top of the container 1, and can be connected to purified water or other cleaning water through a silicone tube, and can thoroughly clean the inside of the container 1 after or before solution preparation to quickly realize the configuration of multiple solutions.

[0025] The liquid outlet 22 is located at the bottom of the front of the container 1, preferably with a pipe diameter of 2 cm, is connected to a quantitative flow meter 17, and can accurately dose the liquid by applying positive pressure through the control panel 5.

[0026] In another embodiment, an observation window 23 is provided on the side of the container 1.

[0027] Referring to Figure 1 The observation window 23 can be more convenient for observing the state of the liquid in the container 1.

[0028] In another embodiment, the mobile trolley 2 is also provided with a vacuum pump 6, which is electrically connected with the control panel 5, and the top of the container 1 is also provided with a positive pressure gas inlet 19 and a negative pressure gas outlet 20, which penetrate into the interior of the container 1, and the positive pressure gas inlet 19 and the negative pressure gas outlet 20 are connected with the positive pressure port and the negative pressure port of the vacuum pump 6 respectively.

[0029] Referring to Figure 3 The positive pressure gas inlet 19 and the negative pressure gas outlet 20 are preferably 2 cm in diameter, 3 cm in height at the top of the container 1, and 3 cm in length inside the container 1, and are connected with the positive pressure port and the negative pressure port of the vacuum pump 6 through silica gel pipes and air filters respectively, and are controlled by the control panel 5 to adjust the positive pressure and the negative pressure in the container 1, so as to realize the control function of negative pressure liquid inlet and positive pressure liquid outlet.

[0030] In another embodiment, the observation window 23 is a glass panel.

[0031] Referring to Figure 1 The glass panel is selected to have good light transmittance, so that the interior of the container 1 can be observed intuitively and clearly.

[0032] In another embodiment, the material of the container 1 is 316 stainless steel.

[0033] The 316 stainless steel has excellent corrosion resistance, strength and good machining performance.

[0034] The movable, multifunctional (suitable for various liquid-liquid and solid-liquid preparation), airtight and sterile operation, quantitative liquid addition, liquid outlet and automatic and manual stirring kinetic energy are introduced into the movable semi-automatic liquid preparation device, which can meet the liquid preparation demand of the pharmaceutical industry workshop, realize the substantial improvement of the liquid preparation and liquid addition efficiency between different workshops.

[0035] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model and are not limited, although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the purpose and scope of the technical solutions of the utility model, and all should be covered in the scope of the claims of the utility model.

Claims

1. A mobile semi-automatic liquid preparation device, characterized in that, The device includes a container and a mobile trolley located at its bottom. The mobile trolley is equipped with a control panel. Inside the container, there is a central stirring shaft that extends through the top of the container. Stirring paddles are fitted around the periphery of the central stirring shaft. One end of the central stirring shaft is connected to a right-angle transmission reversing gear. The other end of the right-angle transmission reversing gear is connected to one end of a drive shaft. The other end of the drive shaft extends through the periphery of the container and is connected to a manual stirring shaft. A liquid outlet is opened on the periphery of the container near the bottom. A quantitative flow meter is connected to the liquid outlet. The quantitative flow meter is electrically connected to the control panel. The top of the central stirring shaft passes through the container and is connected to the stirring motor at the top of the container. The stirring motor is electrically connected to the control panel. The top of the container is also provided with a solid sample inlet, a spare inlet, a sampling inlet, a pressure balance inlet, a liquid sample inlet, a solvent inlet, and a cleaning water inlet, which are connected to the inside of the container. The solvent inlet and the liquid sample inlet are both connected to a quantitative flow meter, which is electrically connected to the control panel.

2. The mobile semi-automatic liquid preparation device as described in claim 1, characterized in that, The container has observation windows on its periphery.

3. The mobile semi-automatic liquid preparation device as described in claim 1, characterized in that, The mobile trolley is also equipped with a vacuum pump, which is electrically connected to the control panel. The top of the container is also equipped with a positive pressure gas inlet and a negative pressure gas outlet that penetrate into the container. The positive pressure gas inlet and the negative pressure gas outlet are respectively connected to the positive pressure port and the negative pressure port of the vacuum pump.

4. The mobile semi-automatic liquid preparation device as described in claim 2, characterized in that, The observation window is made of a glass panel.

5. The mobile semi-automatic liquid preparation device as described in claim 1, characterized in that, The container is made of 316 stainless steel.

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