Ash removal device for oxidation-reduction reaction tube

Abstract

The utility model discloses a deashing device for an oxidation-reduction reaction tube, which comprises a bracket, a deashing device, a deashing device and a control device, wherein the bracket is provided with a fixing piece for vertically fixing the oxidation-reduction reaction tube to be dedusted; the driving rod can be inserted into the reaction tube to be dedusted, and can rotate and move up and down in the reaction tube; the upper end of the ash removal disc is fixedly connected with the lower end of the driving rod, and a plurality of ash removal teeth are arranged at the lower end; and the driving device is in transmission connection with the upper end of the driving rod and is used for driving the driving rod to rotate and move up and down. According to the deashing device for the oxidation-reduction reaction tube of the stable isotope mass spectrometer, ash attached to the inner wall of the reaction tube is ground off through the deashing teeth at the lower end of the deashing disc, efficient and automatic deashing of the reaction tube is achieved, and the labor intensity of an operator is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of stable isotope analysis, in particular to a redox reaction tube dust cleaning device. Background Art

[0002] Elemental analysis - stable isotope mass spectrometry, using an elemental analyzer to convert the sample into pure gas for isotope ratio mass spectrometry analysis. When measuring carbon and nitrogen stable isotopes, a redox reaction tube made of glass material with fillers is used. Specifically, the gas to be analyzed (such as N 2 and CO 2 ), and then the gas generated by the reaction is separated by a chromatographic column, and finally the percentage of carbon and nitrogen and the stable isotope ratio are determined by an isotope ratio mass spectrometer. In actual use, the sample contains a certain amount of ash that is not easy to burn completely and the residue of the tin cup after burning. After a period of analysis, it will accumulate in the reaction tube and affect the reaction. Therefore, it is necessary to regularly remove the ash in the reaction tube to ensure that the sample can burn at the optimal oxidation temperature in the reaction tube.

[0003] However, the existing cleaning device is generally a metal brush for manual cleaning, which is difficult to remove hard objects agglomerated after combustion, has low work efficiency, increases the workload of users, and easily causes the glass reaction tube to break and become unusable. Utility Model Content

[0004] Therefore, in view of the problems of heavy workload and incomplete cleaning in the existing redox reaction tube cleaning, the utility model provides a redox reaction tube cleaning device.

[0005] A redox reaction tube cleaning device, comprising:

[0006] A bracket, on which a fixing piece is provided for vertically fixing the reaction tube to be cleaned;

[0007] A driving rod, which can be inserted into the reaction tube to be cleaned, and can rotate and move up and down in the reaction tube;

[0008] A dust cleaning plate, the upper end of which is fixedly connected to the lower end of the driving rod and the lower end of which is provided with a plurality of dust cleaning teeth; and

[0009] The driving device is connected to the upper end of the driving rod and is used to drive the driving rod to rotate and move up and down.

[0010] In one embodiment, the cleaning tray is cylindrical with a closed upper end and an open lower end, the top of the cleaning tray is fixedly connected to the lower end of the driving rod, and the cleaning teeth are provided at the lower end of the cleaning tray.

[0011] In one embodiment, a plurality of sand particles are disposed on the outer peripheral surface of the cleaning tray.

[0012] In one embodiment, sandpaper is fixed on the outer peripheral surface of the dust cleaning tray.

[0013] In one embodiment, a positioning member is further included, wherein the positioning member is fixed at the tube mouth of the reaction tube to be cleaned, and the positioning member is provided with a positioning hole that cooperates with the driving rod.

[0014] In one embodiment, the head end of the driving rod is fixedly connected with a handle.

[0015] In one embodiment, the bracket includes a base and a column fixed on the base, the fixing member is fixedly connected to the column, and the column has an adjustable height.

[0016] In one embodiment, the fixing member includes at least two fixing clamps for more firmly fixing the reaction tube.

[0017] In one embodiment, the driving rod is a hollow structure, and a suction pump connection port is provided at the head.

[0018] When using the redox reaction tube cleaning device in this embodiment, the operator first needs to vertically fix the reaction tube to be cleaned on the fixing part of the bracket. Then, insert the end of the driving rod with the cleaning plate into the reaction tube to be cleaned. After turning on the driving device, the driving device will drive the driving rod and the cleaning plate to rotate and move up and down. In this way, the cleaning teeth at the lower end of the cleaning plate effectively grind off the ash attached to the inner wall of the reaction tube, realizing efficient and automatic cleaning of the reaction tube, and greatly reducing the labor intensity of the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural cross-sectional view of the redox reaction tube cleaning device in the embodiment of the utility model;

[0020] Figure 2 yes Figure 1 A local enlarged schematic diagram of point I in the middle.

[0021] In the figure: 1. bracket; 11. base; 12. column; 13. fixing clamp; 2. driving rod; 3. ash cleaning tray; 31. ash cleaning teeth; 32. sandpaper; 4. positioning piece; 5. reaction tube; 6. ash. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figure 1 As shown, the redox reaction tube 5 cleaning device in one embodiment of the utility model includes: a bracket 1, a driving rod 2, a cleaning plate 3 and a driving device (not shown in the figure), the bracket 1 is provided with a fixing part for vertically fixing the reaction tube 5 to be cleaned; the driving rod 2 can be inserted into the reaction tube 5 to be cleaned, and can rotate and move up and down in the reaction tube 5; the upper end of the cleaning plate 3 is fixedly connected to the lower end of the driving rod 2, and a plurality of cleaning teeth 31 are provided at the lower end; the driving device is transmission-connected to the upper end of the driving rod 2, and is used to drive the driving rod 2 to rotate and move up and down.

[0024] When using the cleaning device for the reaction tube 5 of this embodiment, the operator first needs to vertically fix the reaction tube 5 to be cleaned on the fixing part of the bracket 1. Then, insert the end of the driving rod 2 with the cleaning plate 3 into the reaction tube 5 to be cleaned. After turning on the driving device, the driving device will drive the driving rod 2 and the cleaning plate 3 to rotate and move up and down. In this way, the cleaning teeth 31 at the lower end of the cleaning plate 3 effectively grind off the ash 6 attached to the inner wall of the reaction tube 5, realizing efficient and automatic cleaning of the reaction tube 5, and greatly reducing the labor intensity of the operator.

[0025] In one embodiment, the cleaning tray 3 is cylindrical with a closed upper end and an open lower end. The top of the cleaning tray 3 is fixedly connected to the lower end of the driving rod 2 , and the cleaning teeth 31 are provided at the lower end of the cleaning tray 3 .

[0026] In one embodiment, a plurality of sand grains are provided on the outer peripheral surface of the cleaning tray 3. Alternatively, sandpaper 32 is fixed on the outer peripheral surface of the cleaning tray 3. The presence of sand grains or sandpaper 32 on the outer peripheral surface of the cleaning tray 3 greatly improves the cleaning effect and can more effectively grind away the ash 6 attached to the inner wall of the reaction tube 5.

[0027] In one embodiment, a positioning member 4 is further included, the positioning member 4 is fixed at the tube mouth of the reaction tube 5 to be cleaned, and the positioning member 4 is provided with a positioning hole that cooperates with the driving rod 2. The positioning member 4 ensures the accurate position of the driving rod 2 during the cleaning process, avoids misoperation, and enhances the safety and stability of the entire device.

[0028] In one embodiment, a handle is fixedly connected to the head end of the driving rod 2.

[0029] In one embodiment, the bracket 1 includes a base 11 and a column 12 fixed on the base 11, the fixing member is fixedly connected to the column 12, and the column 12 has an adjustable height.

[0030] In one embodiment, the fixing member includes at least two fixing clamps 13 for fixing the reaction tube 5 more stably.

[0031] In one embodiment, the driving rod 2 is a hollow structure, and a suction pump connection port is provided at the head thereof. When in use, the suction pump connection port is connected to a suction pump, so that the cleaned ash 6 can be directly sucked out.

[0032] As an example, the driving device may include a rotation driving mechanism and a lifting driving mechanism, wherein the rotation driving mechanism is connected to the driving rod 2 for driving the driving rod 2 to rotate. The lifting driving mechanism is connected to the rotation driving mechanism for driving the rotation driving mechanism to move up and down, thereby driving the driving rod 2 to move up and down.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A redox reaction tube cleaning device, characterized in that: include: A bracket, on which a fixing piece is provided for vertically fixing the reaction tube to be cleaned; A driving rod, which can be inserted into the reaction tube to be cleaned, and can rotate and move up and down in the reaction tube; A dust cleaning plate, the upper end of which is fixedly connected to the lower end of the driving rod and the lower end of which is provided with a plurality of dust cleaning teeth; and The driving device is connected to the upper end of the driving rod and is used to drive the driving rod to rotate and move up and down.

2. The redox reaction tube cleaning device according to claim 1, characterized in that: The cleaning tray is cylindrical with a closed upper end and an open lower end. The top of the cleaning tray is fixedly connected to the lower end of the driving rod, and the cleaning teeth are provided at the lower end of the cleaning tray.

3. The redox reaction tube cleaning device according to claim 2, characterized in that: A plurality of sand particles are arranged on the outer peripheral surface of the dust cleaning tray.

4. The redox reaction tube cleaning device according to claim 2, characterized in that: Sandpaper is fixed on the outer peripheral surface of the dust cleaning tray.

5. The redox reaction tube cleaning device according to any one of claims 1 to 4, characterized in that: It also includes a positioning piece, which is fixed at the pipe mouth of the reaction tube to be cleaned, and is provided with a positioning hole that cooperates with the driving rod.

6. The redox reaction tube cleaning device according to any one of claims 1 to 4, characterized in that: The head end of the driving rod is fixedly connected with a handle.

7. The redox reaction tube cleaning device according to any one of claims 1 to 4, characterized in that: The bracket comprises a base and a column fixed on the base, the fixing piece is fixedly connected to the column, and the column has an adjustable height.

8. The redox reaction tube cleaning device according to any one of claims 1 to 4, characterized in that: The fixing member includes at least two fixing clamps for fixing the reaction tube more firmly.

9. The redox reaction tube cleaning device according to any one of claims 1 to 4, characterized in that: The driving rod is a hollow structure, and a suction pump connection port is provided at the head.

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