Intelligent environment-friendly oxygen supply equipment for laboratory

Abstract

The utility model relates to the technical field of laboratory oxygen supply equipment, in particular to laboratory intelligent environment-friendly oxygen supply equipment which comprises a shell, a compressor is fixedly connected to the surface of the bottom of an inner cavity of the shell, a molecular sieve tank is arranged on one side of the compressor, and an oxygen storage tank is fixedly connected to the surface of one side of the molecular sieve tank. One end of the oxygen storage tank is fixedly connected with an air outlet pipe in a penetrating mode, a clamping box is arranged below the air outlet pipe, a servo motor is fixedly connected to the front end of the clamping box, a threaded rod is arranged in an inner cavity of the clamping box, a moving block is slidably connected to the surface of one side of the clamping box in an attached mode, and a clamping ring is fixedly connected to the surface of one side of the moving block. By arranging the clamping box, the servo motor, the threaded rod, the moving block, the clamping ring and the up-down electric push rod, various experimental instruments can be limited and clamped, and the heights of the instruments can be changed, so that oxygen can be conveniently supplied to the interiors of the instruments, the device is more humanized, and the experiment is facilitated.

Description

Technical Field

[0001] The utility model relates to intelligent environmentally friendly laboratory oxygen supply equipment, belonging to the technical field of laboratory oxygen supply equipment. Background Art

[0002] In the laboratory, some experiments require a high-oxygen environment, and oxygen needs to be supplied to the reaction instruments, that is, oxygen supply equipment is needed. When the supply equipment is producing oxygen, it uses the adsorption properties of molecular sieves. Through physical principles and using a compressor as power, it separates nitrogen from oxygen in the air, and finally obtains high-concentration oxygen. This common oxygen-producing equipment does not require other production materials, but directly separates and extracts oxygen from the air, does not generate waste gas, and is more environmentally friendly.

[0003] The existing technology has the following problems:

[0004] During the use of existing laboratory intelligent and environmentally friendly oxygen supply equipment, researchers found that when supplying oxygen inside the instrument, the instrument cannot be clamped and placed conveniently and labor-savingly, which is not user-friendly. In addition, the oxygen supply equipment has poor stability when placed after being moved, which is not conducive to its popularization and use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an intelligent and environmentally friendly oxygen supply equipment for a laboratory.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laboratory intelligent environmentally friendly oxygen supply equipment, comprising a shell, a compressor is fixedly connected to the bottom surface of the inner cavity of the shell, a molecular sieve tank is provided on one side of the compressor, an oxygen storage tank is fixedly connected to the one side surface of the molecular sieve tank, one end of the oxygen storage tank is penetrated and fixedly connected with an air outlet pipe, a clamping box is provided below the air outlet pipe, a servo motor is fixedly connected to the front end of the clamping box, a threaded rod is provided in the inner cavity of the clamping box, a moving block is slidably connected to the one side surface of the clamping box, a clamping ring is fixedly connected to the one side surface of the moving block, an upper and lower electric push rods are fixedly connected to the bottom surface of the clamping box, a limited electric push rod is fixedly connected to the bottom surface of the shell, the telescopic end of the limited electric push rod is fixedly connected to a support frame, a fixed rod is movably connected to the top surface of the support frame, a universal wheel is fixedly connected to the bottom surface of the fixed rod, and grounding columns are fixedly connected to the four corners of the bottom surface of the support frame.

[0007] Preferably, a filter box is fixedly connected to a surface of one side of the inner cavity of the shell, the air inlet end of the compressor is fixedly connected to the filter box, and the air outlet end of the compressor is fixedly connected to the molecular sieve tank through a pipeline.

[0008] Preferably, the outer surface of the threaded rod is provided with threaded layers in opposite directions, the front end of the threaded rod is fixedly connected to the output end of the servo motor, and the end of the threaded rod away from the servo motor is movably connected to the clamping box through a bearing.

[0009] Preferably, a sliding block is fixedly connected to one side surface of the moving block, and the sliding block is sleeved and threadedly connected to the outer surface of the threaded rod.

[0010] Preferably, a sliding groove matching the structural dimensions of the sliding block is provided on one side surface of the clamping box, and the one side surface of the clamping box is slidably connected to the shell.

[0011] Preferably, the telescopic ends of the upper and lower electric push rods are fixedly connected to the clamping box, and the outer surfaces of the sleeve ends of the upper and lower electric push rods are fixedly connected to the shell.

[0012] Preferably, the number of the fixing rods is four, and the top ends of the four fixing rods are fixedly connected to the shell.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model can limit and clamp a variety of experimental instruments by setting a clamping box, a servo motor, a threaded rod, a motion block, a clamping ring and upper and lower electric push rods, so as to change the height of the instrument, thereby conveniently supplying oxygen to the inside of the instrument, which is more humane and conducive to the experiment. When in use, the servo motor is controlled to drive the rotation of the threaded rod. At this time, as the threaded rod rotates, the two sliding blocks, the motion block and the clamping ring assembly move relative to each other, clamping and limiting the instrument, and then controlling the upper and lower electric push rods to rise, the instrument is close to the air outlet pipe, and the oxygen supply operation is conveniently performed inside the instrument, which is conducive to the experiment.

[0015] 2. By providing a limited electric push rod, a support frame, a fixed rod, a universal wheel and a grounding column, the position of the oxygen supply equipment can be easily changed, and the stability of the oxygen supply equipment is improved when parked. When in use, the oxygen supply equipment is moved by the universal wheel at the bottom of the fixed rod, and then the limited electric push rod is controlled to extend. At this time, the support frame and the grounding column combination falls, and the universal wheel leaves the ground, thereby improving the stability of the oxygen supply equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the specific embodiments of the present invention and do not constitute a limitation to the present invention.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2It is a structural schematic diagram of the details of the support frame in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the details of the inner cavity of the clamping box in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the details of the sliding block in the utility model;

[0021] In the figure: 1. Shell; 2. Compressor; 3. Molecular sieve tank; 4. Oxygen storage tank; 5. Exhaust pipe; 6. Clamping box; 7. Servo motor; 8. Threaded rod; 9. Moving block; 10. Clamping ring; 11. Up and down electric push rods; 12. Limiting electric push rod; 13. Support frame; 14. Fixed rod; 15. Universal wheel; 16. Grounding column; 17. Filter box; 18. Sliding block. 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] Example 1

[0024] See also Figure 1-4 The utility model provides the following technical solutions: an intelligent and environmentally friendly oxygen supply equipment for a laboratory, comprising a shell 1, a compressor 2 is fixedly connected to the bottom surface of the inner cavity of the shell 1, a molecular sieve tank 3 is provided on one side of the compressor 2, an oxygen storage tank 4 is fixedly connected to the surface of one side of the molecular sieve tank 3, an outlet pipe 5 is passed through and fixedly connected to one end of the oxygen storage tank 4, a clamping box 6 is provided below the outlet pipe 5, a servo motor 7 is fixedly connected to the front end of the clamping box 6, a threaded rod 8 is provided in the inner cavity of the clamping box 6, a moving block 9 is fitted and slidably connected to the surface of one side of the clamping box 6, a clamping ring 10 is fixedly connected to the surface of one side of the moving block 9, an upper and lower electric push rods 11 are fixedly connected to the bottom surface of the clamping box 6, a limited electric push rod 12 is fixedly connected to the bottom surface of the shell 1, a support frame 13 is fixedly connected to the telescopic end of the limited electric push rod 12, a fixed rod 14 is movably connected to the top surface of the support frame 13, a universal wheel 15 is fixedly connected to the bottom surface of the fixed rod 14, and grounding columns 16 are fixedly connected to the four corners of the bottom surface of the support frame 13.

[0025] When in use, first place the oxygen supply equipment at a suitable position, then control the start of the compressor 2, the compressor 2 compresses the air filtered by the filter box 17 into the molecular sieve tank 3, and the nitrogen and oxygen are separated through the zeolite porous material in the molecular sieve tank 3, and the oxygen enters the oxygen storage tank 4 and is discharged through the outlet pipe 5. The oxygen supply equipment does not need to go through other auxiliary materials and can directly separate the oxygen in the air, which is more environmentally friendly.

[0026] It should be noted that the inner cavity of the molecular sieve tank 3 is provided with a well-known zeolite porous material, which can separate nitrogen and oxygen in the compressed air, thereby achieving the effect of oxygen production. This is a common technical means and will not be described in detail here.

[0027] It should be noted that: a well-known solenoid valve structure is provided on the outside of the air outlet pipe 5, and a control box is fixedly connected to the top surface of the shell 1, and a controller is provided in the inner cavity of the control box. The controller is a PLC controller or a single-chip microcomputer. The electrical components mentioned in this application, such as the compressor 2, the servo motor 7, the solenoid valve, the upper and lower electric push rods 11 and the limit electric push rod 12, are all electrically connected to the controller through wires. The corresponding electrical components can be started and stopped through the controller. This is a well-known technical means and will not be elaborated here.

[0028] As a preferred technical solution for a laboratory intelligent environmentally friendly oxygen supply equipment of the utility model, a filter box 17 is fixedly connected to the surface of one side of the inner cavity of the shell 1, the air inlet end of the compressor 2 is fixedly connected to the filter box 17, and the air outlet end of the compressor 2 is fixedly connected to the molecular sieve tank 3 through a pipeline; a filter cotton layer is provided in the inner cavity of the filter box 17, and a surface of one side of the filter box 17 is penetrated and fixedly connected to the shell 1, and a filter mesh layer is fixedly connected to the end of the filter box 17 away from the compressor 2.

[0029] As a preferred technical solution for a laboratory intelligent environmentally friendly oxygen supply equipment of the utility model, the telescopic ends of the upper and lower electric push rods 11 are fixedly connected to the clamping box 6, and the outer surfaces of the sleeve ends of the upper and lower electric push rods 11 are fixedly connected to the shell 1; the positions of the upper and lower electric push rods 11 are explained, and the telescopic movement of the upper and lower electric push rods 11 can drive the clamping box 6 assembly to move up and down.

[0030] As a preferred technical solution of the laboratory intelligent environmentally friendly oxygen supply equipment of the utility model, there are four fixing rods 14, and the top ends of the four fixing rods 14 are fixedly connected to the shell 1; the positions of the four fixing rods 14 are explained.

[0031] Example 2

[0032] See also Figure 3 and Figure 4 The difference between this embodiment and embodiment 1 is that:

[0033] The outer surface of the threaded rod 8 is provided with threaded layers in opposite directions, the front end of the threaded rod 8 is fixedly connected to the output end of the servo motor 7, and the end of the threaded rod 8 away from the servo motor 7 is movably connected to the clamping box 6 through a bearing; a sliding block 18 is fixedly connected to the surface of one side of the moving block 9, and the sliding block 18 is threadedly connected to the outer surface of the threaded rod 8; a sliding groove matching the structural size of the sliding block 18 is provided on the surface of one side of the clamping box 6, and the surface of one side of the clamping box 6 is slidably connected to the housing 1; the servo motor 7 is controlled to drive the rotation of the threaded rod 8. At this time, as the threaded rod 8 rotates forward and backward, the two sliding blocks 18, the moving block 9 and the clamping ring 10 combination perform relative or divergent movements.

[0034] The working principle and use process of the utility model are as follows: when in use, the oxygen supply equipment is moved by the universal wheel 15 at the bottom of the fixed rod 14, and then the extension of the limit electric push rod 12 is controlled. At this time, the support frame 13 and the grounding column 16 combination falls, and the universal wheel 15 leaves the ground, thereby improving the stability of the oxygen supply equipment. Further, the servo motor 7 is controlled to drive the rotation of the threaded rod 8. At this time, as the threaded rod 8 rotates, the two sliding blocks 18, the moving block 9 and the clamping ring 10 combination move relative to each other, and the instrument is clamped and limited. Further, the upper and lower electric push rods 11 are controlled to rise, and the instrument is brought close to the outlet pipe 5. The outlet pipe 5 discharges oxygen, and the oxygen supply operation can be performed inside the instrument.

[0035] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

[0036] In this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims

1. A laboratory intelligent environmentally friendly oxygen supply equipment, comprising a housing (1), characterized in that: A compressor (2) is fixedly connected to the bottom surface of the inner cavity of the shell (1), a molecular sieve tank (3) is provided on one side of the compressor (2), an oxygen storage tank (4) is fixedly connected to the surface of one side of the molecular sieve tank (3), an air outlet pipe (5) is passed through and fixedly connected to one end of the oxygen storage tank (4), a clamping box (6) is provided below the air outlet pipe (5), a servo motor (7) is fixedly connected to the front end of the clamping box (6), a threaded rod (8) is provided in the inner cavity of the clamping box (6), a moving block (9) is slidably connected to the surface of one side of the clamping box (6), and the A clamping ring (10) is fixedly connected to the surface of one side of the moving block (9), an upper and lower electric push rods (11) are fixedly connected to the bottom surface of the clamping box (6), a limit electric push rod (12) is fixedly connected to the bottom surface of the shell (1), a telescopic end of the limit electric push rod (12) is fixedly connected to a support frame (13), a fixed rod (14) is movably connected to the top surface of the support frame (13), a universal wheel (15) is fixedly connected to the bottom surface of the fixed rod (14), and grounding columns (16) are fixedly connected to the four corners of the bottom surface of the support frame (13).

2. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 1, characterized in that: A filter box (17) is fixedly connected to a surface on one side of the inner cavity of the shell (1), an air inlet end of the compressor (2) is fixedly connected to the filter box (17), and an air outlet end of the compressor (2) is fixedly connected to the molecular sieve tank (3) via a pipeline.

3. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 1, characterized in that: The outer surface of the threaded rod (8) is provided with threaded layers in opposite directions, the front end of the threaded rod (8) is fixedly connected to the output end of the servo motor (7), and the end of the threaded rod (8) away from the servo motor (7) is movably connected to the clamping box (6) through a bearing.

4. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 1, characterized in that: A sliding block (18) is fixedly connected to one side surface of the moving block (9), and the sliding block (18) is sleeved and threadedly connected to the outer surface of the threaded rod (8).

5. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 4, characterized in that: A sliding groove matching the structural dimensions of the sliding block (18) is provided on one side surface of the clamping box (6), and the one side surface of the clamping box (6) is slidably connected to the housing (1).

6. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 1, characterized in that: The telescopic ends of the upper and lower electric push rods (11) are fixedly connected to the clamping box (6), and the outer surfaces of the sleeve ends of the upper and lower electric push rods (11) are fixedly connected to the housing (1).

7. The intelligent and environmentally friendly laboratory oxygen supply equipment according to claim 1, characterized in that: There are four fixing rods (14), and the top ends of the four fixing rods (14) are fixedly connected to the housing (1).

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