Laboratory high-purity gas quantitative supply equipment

Abstract

The utility model relates to the technical field of gas supply, in particular to laboratory high-purity gas quantitative supply equipment which can automatically heat gas and supply high-purity gas at a certain temperature, and is convenient to use and high in practicability. Comprising a mobile vehicle, a gas storage tank, an exhaust pipe, a valve and a quantitative exhaust valve, the gas storage tank is fixedly placed at the upper end of the mobile vehicle, a cavity is formed in the gas storage tank, the input end of the exhaust pipe is communicated with the cavity of the gas storage tank, the valve and the quantitative exhaust valve are arranged on the exhaust pipe, and the valve and the quantitative exhaust valve are both installed on the exhaust pipe; the device further comprises a heating mechanism and an exhaust mechanism, the output end of the exhaust pipe is communicated with the heating mechanism, the heating mechanism has a heating function, the output end of the heating mechanism is communicated with the exhaust mechanism, and the exhaust mechanism has an exhaust function.

Description

Technical Field

[0001] The utility model relates to the technical field of gas supply, in particular to a laboratory high-purity gas quantitative supply device. Background Art

[0002] In chemical laboratories, a certain amount of high-purity gas is often required for reaction experiments with other substances, and gas tanks filled with high-purity gas are usually used to provide high-purity gas; in the prior art, many gas tanks with patent application numbers such as 202222326891.2, 201120437014.1 and 201820770285.0 only have the function of storing and discharging gas, while in the laboratory, in order to promote the reaction between gas and other substances, it is usually necessary to preheat the gas, and the devices in the above-mentioned prior art all have a mechanism for preheating the gas, which makes it inconvenient to use and has poor practicality. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a laboratory high-purity gas quantitative supply equipment which can automatically heat the gas and supply high-purity gas at a certain temperature, is easy to use and has high practicality.

[0004] The utility model provides a laboratory high-purity gas quantitative supply device, comprising a mobile vehicle, a gas storage tank, an exhaust pipe, a valve and a quantitative exhaust valve, wherein the gas storage tank is fixedly placed on the upper end of the mobile vehicle, a chamber is arranged in the gas storage tank, the input end of the exhaust pipe is communicated with the chamber of the gas storage tank, a valve and a quantitative exhaust valve are arranged on the exhaust pipe, and both the valve and the quantitative exhaust valve are installed on the exhaust pipe; the utility model also includes a heating mechanism and an exhaust mechanism, wherein the output end of the exhaust pipe is communicated with the heating mechanism, the heating mechanism has a heating function, the output end of the heating mechanism is communicated with the exhaust mechanism, and the exhaust mechanism has an exhaust function; the chamber of the gas storage tank is filled with high-purity gas, and when the high-purity gas in the gas storage tank needs to be used with other substances When conducting a reaction, first connect the output end of the exhaust mechanism to a reaction device in the outside world that requires high-purity gas, then open the valve and the quantitative exhaust valve to allow the high-purity gas in the gas storage tank to be quantitatively discharged into the heating mechanism through the exhaust pipe, then heat the high-purity gas through the heating mechanism to heat it to a certain temperature, then discharge the high-purity gas heated to a certain temperature into the laboratory reaction equipment through the exhaust mechanism to react with other substances. When it is necessary to preheat the gas to promote the reaction between the gas and the substance, it can automatically heat the gas and supply high-purity gas at a certain temperature. It is easy to use and highly practical.

[0005] Preferably, the heating mechanism includes a stirring mechanism, a vacuum mechanism, a heating box and an electric heater. The heating box is fixedly installed on the mobile vehicle, a cavity is provided in the heating box, the output end of the exhaust pipe is connected to the cavity of the heating box, the stirring mechanism is installed on the heating box, the stirring mechanism has a stirring function, the vacuum mechanism is installed on the heating box, the vacuum mechanism has a vacuuming function, the input end of the exhaust mechanism is connected to the cavity of the heating box, the electric heater is fixedly installed on the heating box, and the output end of the electric heater is located in the cavity of the heating box; when high-purity gas is needed, the original gas in the cavity of the heating box is first discharged through the vacuum mechanism, and then a certain amount of high-purity gas is discharged from the gas storage tank into the heating box through the exhaust pipe, and then the electric heater is turned on to preheat the high-purity gas in the cavity of the heating box until the high-purity gas in the cavity of the heating box is heated to a specified temperature, and then the high-purity gas heated to a certain temperature is discharged into the reaction equipment in the laboratory through the exhaust mechanism for use; it facilitates the heating of high-purity gas, is easy to use, and has high practicality.

[0006] Preferably, the vacuum mechanism includes a vacuum pump and an air outlet pipe, the vacuum pump is fixedly mounted on the heating box, the input end of the vacuum pump is connected to the cavity of the heating box, the output end of the vacuum pump is provided with an air outlet pipe, and the air outlet pipe is provided with a valve; before high-purity gas is discharged into the heating box through the exhaust pipe, the vacuum pump is first turned on to allow the original gas in the heating box to be discharged to the outside through the vacuum pump and the air outlet pipe in turn, and then the valve on the air outlet pipe can be closed; the influence of the original gas in the cavity of the heating box on the purity of the high-purity gas is reduced, and the reliability is improved.

[0007] Preferably, the stirring mechanism includes a motor, a rotating shaft, a bearing and multiple groups of stirring blades. The motor is fixedly mounted on the left end of the heating box, the rotating shaft is rotatably mounted on the heating box and the bearing, the bearing is fixedly mounted on the heating box, the left end of the rotating shaft is connected to the output end of the motor, the multiple groups of stirring blades are fixedly mounted on the rotating shaft, and the multiple groups of stirring blades are located in the cavity of the heating box; when the high-purity gas in the cavity of the heating box is heated by the electric heater, the motor is turned on, and the motor drives the multiple groups of stirring blades to rotate through the rotating shaft. During the rotation, the multiple groups of stirring blades promote the flow of the high-purity gas in the cavity of the heating box, so that the high-purity gas in the cavity of the heating box can be evenly heated by the electric heater, so that the high-purity gas is heated more evenly, and it is easy to use and highly practical.

[0008] Preferably, the exhaust mechanism includes a gas delivery pump, an output pipe, a hose and a connector. The gas delivery pump is fixedly installed on the mobile vehicle. The input end of the gas delivery pump is connected to the cavity of the heating box through the output pipe, and the output end of the gas delivery pump is connected to the hose. The output end of the hose is provided with a connector. The output end of the hose is connected to the reaction equipment in the laboratory through the connector. When the high-purity gas in the cavity of the heating box is heated to a specified temperature, the gas delivery pump is turned on to discharge the high-purity gas in the cavity of the heating box into the reaction equipment in the laboratory through the output pipe, the gas delivery pump, the hose and the connector in sequence for use. This facilitates the delivery of high-purity gas and improves convenience.

[0009] Preferably, it also includes a thermometer, which is fixedly mounted on the heating box; the thermometer facilitates the monitoring of the temperature of the high-purity gas in the cavity of the heating box.

[0010] Preferably, it also includes a bracket, which is fixedly mounted on the mobile vehicle and the gas storage tank is placed on the bracket; through the above arrangement, the stability of the gas storage tank when placed on the mobile vehicle is improved.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the gas can be automatically heated, high-purity gas at a certain temperature can be supplied, and the use is convenient and the practicability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the structure of the heating box, exhaust pipe and gas delivery pump;

[0015] Figure 4 It is a structural schematic diagram of the stirring mechanism;

[0016] Figure 5 It is a main structural schematic diagram of the utility model.

[0017] Markings in the attached figure: 1. Mobile vehicle; 2. Gas storage tank; 3. Exhaust pipe; 4. Valve; 5. Quantitative exhaust valve; 6. Heating box; 7. Electric heater; 8. Vacuum pump; 9. Exhaust pipe; 10. Motor; 11. Rotating shaft; 12. Bearing; 13. Stirring blade; 14. Gas delivery pump; 15. Output pipe; 16. Hose; 17. Connector; 18. Thermometer; 19. Bracket. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The utility model is a laboratory high-purity gas quantitative supply equipment comprising a mobile vehicle 1, a gas storage tank 2, an exhaust pipe 3, a valve 4, a quantitative exhaust valve 5, a heating mechanism and an exhaust mechanism. The gas storage tank 2 is fixedly placed on the upper end of the mobile vehicle 1, a chamber is arranged in the gas storage tank 2, the input end of the exhaust pipe 3 is communicated with the chamber of the gas storage tank 2, the exhaust pipe 3 is provided with a valve 4 and a quantitative exhaust valve 5, the valve 4 and the quantitative exhaust valve 5 are both installed on the exhaust pipe 3, the output end of the exhaust pipe 3 is communicated with the heating mechanism, the heating mechanism has a heating function, the output end of the heating mechanism is communicated with the exhaust mechanism, the exhaust mechanism has an exhaust function; the chamber of the gas storage tank 2 is filled with high-purity gas, when it is necessary to use the high-purity gas in the gas storage tank 2 When the high-purity gas reacts with other substances, firstly, the output end of the exhaust mechanism is connected to the reaction equipment in the outside world that needs high-purity gas, and then the valve 4 and the quantitative exhaust valve 5 are opened to allow the high-purity gas in the gas storage tank 2 to be quantitatively discharged into the heating mechanism through the exhaust pipe 3, and then the high-purity gas is heated by the heating mechanism to be heated to a certain temperature, and then the high-purity gas heated to a certain temperature is discharged into the reaction equipment in the laboratory through the exhaust mechanism to react with other substances. When it is necessary to preheat the gas to promote the reaction between the gas and the substance, it can automatically heat the gas and supply high-purity gas at a certain temperature. It is easy to use and highly practical.

[0021] like Figure 1 and Figure 3The heating mechanism includes a stirring mechanism, a vacuum mechanism, a heating box 6 and an electric heater 7. The heating box 6 is fixedly mounted on the mobile vehicle 1. A cavity is provided in the heating box 6. The output end of the exhaust pipe 3 is connected to the cavity of the heating box 6. The stirring mechanism is mounted on the heating box 6. The stirring mechanism has a stirring function. The vacuum mechanism is mounted on the heating box 6. The vacuum mechanism has an exhaust function. The input end of the exhaust mechanism is connected to the cavity of the heating box 6. The electric heater 7 is fixedly mounted on the heating box 6. The output end of the electric heater 7 is located in the cavity of the heating box 6. When high-purity When the high-purity gas is used, the original gas in the cavity of the heating box 6 is first discharged through the vacuum mechanism, and then the gas storage tank 2 is made to discharge a certain amount of high-purity gas into the heating box 6 through the exhaust pipe 3, and then the electric heater 7 is turned on to preheat the high-purity gas in the cavity of the heating box 6 until the high-purity gas in the cavity of the heating box 6 is heated to a specified temperature. The high-purity gas heated to a certain temperature is discharged into the reaction equipment in the laboratory through the exhaust mechanism for use; it facilitates the heating of high-purity gas, is easy to use, and has high practicality.

[0022] like Figure 2 and Figure 3 The vacuum mechanism includes a vacuum pump 8 and an air outlet pipe 9. The vacuum pump 8 is fixedly installed on the heating box 6. The input end of the vacuum pump 8 is connected to the cavity of the heating box 6. The output end of the vacuum pump 8 is provided with an air outlet pipe 9, and a valve is provided on the air outlet pipe 9. Before high-purity gas is discharged into the heating box 6 through the exhaust pipe 3, the vacuum pump 8 is first turned on to discharge the original gas in the heating box 6 to the outside through the vacuum pump 8 and the air outlet pipe 9 in turn, and then the valve on the air outlet pipe 9 is closed. The influence of the original gas in the cavity of the heating box 6 on the purity of the high-purity gas is reduced, and the reliability is improved.

[0023] like Figure 3 and Figure 4 The stirring mechanism includes a motor 10, a rotating shaft 11, a bearing 12 and multiple groups of stirring blades 13. The motor 10 is fixedly mounted on the left end of the heating box 6, the rotating shaft 11 is rotatably mounted on the heating box 6 and the bearing 12, the bearing 12 is fixedly mounted on the heating box 6, the left end of the rotating shaft 11 is connected to the output end of the motor 10, and the multiple groups of stirring blades 13 are all fixedly mounted on the rotating shaft 11, and the multiple groups of stirring blades 13 are all located in the cavity of the heating box 6; when the high-purity gas in the cavity of the heating box 6 is heated by the electric heater 7, the motor 10 is turned on, and the motor 10 drives the multiple groups of stirring blades 13 to rotate through the rotating shaft 11. During the rotation process, the multiple groups of stirring blades 13 promote the flow of high-purity gas in the cavity of the heating box 6, so that the high-purity gas in the cavity of the heating box 6 can be evenly heated by the electric heater 7, so that the high-purity gas is heated more evenly, which is convenient to use and highly practical.

[0024] like Figure 1The exhaust mechanism includes a gas delivery pump 14, an output pipe 15, a hose 16 and a connector 17. The gas delivery pump 14 is fixedly installed on the mobile vehicle 1. The input end of the gas delivery pump 14 is connected to the cavity of the heating box 6 through the output pipe 15, and the output end of the gas delivery pump 14 is connected to the hose 16. The output end of the hose 16 is provided with a connector 17; the output end of the hose 16 is connected to the reaction equipment in the laboratory through the connector 17. When the high-purity gas in the cavity of the heating box 6 is heated to a specified temperature, the gas delivery pump 14 is turned on to discharge the high-purity gas in the cavity of the heating box 6 into the reaction equipment in the laboratory through the output pipe 15, the gas delivery pump 14, the hose 16 and the connector 17 in turn for use; the delivery of high-purity gas is facilitated and convenience is improved.

[0025] The thermometer 18 is fixedly mounted on the heating box 6 ; the thermometer 18 facilitates the monitoring of the temperature of the high-purity gas in the cavity of the heating box 6 .

[0026] The bracket 19 is fixedly mounted on the mobile vehicle 1 , and the gas storage tank 2 is placed on the bracket 19 . Through the above arrangement, the stability of the gas storage tank 2 when placed on the mobile vehicle 1 is improved.

[0027] Example 2

[0028] Based on Example 1, the multiple groups of stirring blades 13 can also be replaced with spiral blades, which are installed on the rotating shaft 11. The rotating shaft 11 drives the spiral blades to rotate, which can also promote the movement of high-purity gas in the cavity of the heating box 6.

[0029] The mobile vehicle 1, quantitative exhaust valve 5, electric heater 7, vacuum pump 8, stirring plate 13, gas delivery pump 14, joint 17 and thermometer 18 of the laboratory high-purity gas quantitative supply equipment of the utility model are all purchased on the market, and the technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A laboratory high-purity gas quantitative supply equipment, comprising a mobile vehicle (1), a gas storage tank (2), an exhaust pipe (3), a valve (4) and a quantitative exhaust valve (5), wherein the gas storage tank (2) is fixedly placed on the upper end of the mobile vehicle (1), a chamber is arranged in the gas storage tank (2), an input end of the exhaust pipe (3) is communicated with the chamber of the gas storage tank (2), a valve (4) and a quantitative exhaust valve (5) are arranged on the exhaust pipe (3), and the valve (4) and the quantitative exhaust valve (5) are both installed on the exhaust pipe (3); characterized in that: It also comprises a heating mechanism and an exhaust mechanism. The output end of the exhaust pipe (3) is connected to the heating mechanism, and the heating mechanism has a heating function. The output end of the heating mechanism is connected to the exhaust mechanism, and the exhaust mechanism has an exhaust function.

2. A laboratory high-purity gas quantitative supply equipment as claimed in claim 1, characterized in that: The heating mechanism comprises a stirring mechanism, a vacuum mechanism, a heating box (6) and an electric heater (7); the heating box (6) is fixedly mounted on the mobile vehicle (1); a cavity is arranged in the heating box (6); the output end of the exhaust pipe (3) is communicated with the cavity of the heating box (6); the stirring mechanism is mounted on the heating box (6); the stirring mechanism has a stirring function; the vacuum mechanism is mounted on the heating box (6); the vacuum mechanism has an exhaust function; the input end of the exhaust mechanism is communicated with the cavity of the heating box (6); the electric heater (7) is fixedly mounted on the heating box (6); the output end of the electric heater (7) is located in the cavity of the heating box (6).

3. A laboratory high-purity gas quantitative supply equipment as claimed in claim 2, characterized in that: The vacuum mechanism comprises a vacuum pump (8) and an air outlet pipe (9); the vacuum pump (8) is fixedly mounted on the heating box (6); the input end of the vacuum pump (8) is in communication with the cavity of the heating box (6); the output end of the vacuum pump (8) is provided with the air outlet pipe (9); and a valve is provided on the air outlet pipe (9).

4. A laboratory high-purity gas quantitative supply equipment as claimed in claim 2, characterized in that: The stirring mechanism comprises a motor (10), a rotating shaft (11), a bearing (12) and a plurality of stirring blades (13); the motor (10) is fixedly mounted on the left end of the heating box (6); the rotating shaft (11) is rotatably mounted on the heating box (6) and the bearing (12); the bearing (12) is fixedly mounted on the heating box (6); the left end of the rotating shaft (11) is connected to the output end of the motor (10); the plurality of stirring blades (13) are fixedly mounted on the rotating shaft (11); and the plurality of stirring blades (13) are located in the cavity of the heating box (6).

5. A laboratory high-purity gas quantitative supply equipment as claimed in claim 2, characterized in that: The exhaust mechanism comprises a gas delivery pump (14), an output pipe (15), a hose (16) and a joint (17); the gas delivery pump (14) is fixedly mounted on the mobile vehicle (1); the input end of the gas delivery pump (14) is connected to the cavity of the heating box (6) through the output pipe (15); the output end of the gas delivery pump (14) is connected to the hose (16); and the output end of the hose (16) is provided with a joint (17).

6. A laboratory high-purity gas quantitative supply equipment as claimed in claim 2, characterized in that: It also includes a temperature gauge (18), which is fixedly mounted on the heating box (6).

7. A laboratory high-purity gas quantitative supply equipment as claimed in claim 1, characterized in that: It also includes a bracket (19), which is fixedly mounted on the mobile vehicle (1), and the gas storage tank (2) is placed on the bracket (19).

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