Automatic lifting nitrogen blowing concentrator

Abstract

The utility model discloses a nitrogen blowing instrument capable of automatically lifting, which belongs to the technical field of nitrogen blowing instruments and comprises a base, a lifting component is mounted above the base, a limiting component is mounted on one side of the lifting component, and a blowing component is mounted on one side of the lifting component close to the edge and above the limiting component. An inflating device is mounted above the lifting assembly, and a connecting assembly is mounted between the blowing assembly and the inflating device; by arranging the storage lifting device, a worker can temporarily store test tubes and other objects through the storage box when needed, and the worker can adjust the height of a base and other structures to a certain degree through cooperation of a stand column, a lifting sleeve and other structures when needed; and in addition, a worker can carry out certain auxiliary lighting through the lighting lamp when needed, so that the working requirements under different conditions are better met, and the working capacity of the nitrogen blowing instrument is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of nitrogen blowing instruments, and in particular relates to a nitrogen blowing instrument which can be automatically lifted and lowered. Background Art

[0002] Nitrogen blowdown analyzer is used for sample preparation in liquid phase, gas phase and mass spectrometry analysis. It adopts internationally recognized technology and usually blows nitrogen into the surface of heated samples to concentrate the samples. It is time-saving, easy to operate, and easy to control, and the expected results can be obtained quickly.

[0003] Chinese patent application number 201921521143.1 discloses a highly reliable and easy-to-adjust nitrogen blowdown instrument, comprising a base, a vertical support plate fixedly connected to the left side of the upper end of the base, a strip groove provided on the right side wall of the support plate, a horizontal movable plate provided on the upper side of the inner portion of the strip groove, the right end of the movable plate extending to the outside of the strip groove, a hollow box fixedly connected to the upper end of the support plate, an inflation device fixedly provided, the output end of the inflation device is fixedly connected to the upper end of the hollow box through a bellows, a plurality of evenly distributed fixed blocks fixedly connected to the bottom of the movable plate horizontally, and a vertical first through hole provided on the left side of the lower end of each of the plurality of fixed blocks. The utility model is not only convenient for accurately adjusting the flow rate according to needs, saving time and effort and not easily causing experimental errors, but also convenient for adjusting the height of the blowdown tube, thereby improving work efficiency.

[0004] 1. The above-mentioned disclosed patent has the problem that it is impossible to temporarily store test tubes and other items when needed, it is impossible to adjust the height of the base and other structures when needed, and it is inconvenient to provide auxiliary lighting, thereby reducing the working capacity of the nitrogen blowdown instrument; 2. The above-mentioned disclosed patent has the problem that it is difficult to deal with the situation when nitrogen leakage occurs, thereby reducing the practicality of the nitrogen blowdown instrument. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a nitrogen blowing instrument which can be automatically raised and lowered, and has the characteristics of high working capacity and strong practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nitrogen blowing instrument that can be automatically lifted and lowered, comprising a base, a lifting assembly installed above the base, a limiting assembly installed on one side of the lifting assembly, a blowing assembly installed on one side of the lifting assembly at a position close to the edge and above the limiting assembly, an inflation device installed above the lifting assembly, a connecting assembly installed between the blowing assembly and the inflation device, a storage lifting device provided on the outside of the base, and an auxiliary ventilation device provided on the side of the lifting assembly away from the limiting assembly.

[0007] Preferably, the storage lifting device includes a storage box and a door panel, the storage box is provided below the base, and the door panel is installed on one side of the storage box.

[0008] Preferably, the storage lifting device also includes a lifting sleeve, screws, threaded holes, columns and a lighting assembly. The lifting sleeve is installed on one side of the base, and the column is installed above the storage box and inside the lifting sleeve. A plurality of threaded holes are provided on the edge of the column away from the base, and screws are installed through threads on the edge of the lifting sleeve away from the base, and a lighting assembly is installed above the inflation device.

[0009] Preferably, the lighting assembly includes a transparent shell and lighting lamps. The transparent shell is installed above the inflatable device, and a plurality of lighting lamps are installed inside the transparent shell.

[0010] Preferably, the auxiliary ventilation device includes a connecting plate, fan blades, a mesh frame and a motor. A connecting plate is installed on the side of the base away from the lifting sleeve, a mesh frame is provided above the connecting plate, a motor is installed on the side of the mesh frame away from the lifting assembly, and fan blades are installed on the outside of the motor.

[0011] Preferably, the auxiliary ventilation device further includes an electric telescopic rod, and the connecting plate and the mesh frame are connected by the electric telescopic rod.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. The utility model provides a storage lifting device so that the staff can temporarily store test tubes and other items through the storage box when needed, and the staff can adjust the height of the base and other structures by the cooperation of the columns and the lifting sleeves when needed. In addition, the staff can use the lighting lamp for auxiliary lighting when needed, thereby better meeting the work needs in different situations and improving the working capacity of the nitrogen blowdown instrument.

[0014] 2. The utility model provides an auxiliary ventilation device so that the staff can perform auxiliary ventilation around the nitrogen blowdown instrument when needed through the cooperation of fan blades, motors and other structures, thereby preventing a large amount of nitrogen from accumulating when nitrogen leaks, reducing the possibility of adverse effects on the staff, and thus improving the practicality of the nitrogen blowdown instrument. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional cutaway view of the present utility model;

[0017] Figure 3 This is a three-dimensional cutaway view of the storage lifting device of the utility model;

[0018] Figure 4It is a three-dimensional cutaway view of the auxiliary ventilation device of the present invention.

[0019] In the figure: 1. Base; 2. Limiting assembly; 3. Blowing assembly; 4. Connecting assembly; 5. Inflating device; 6. Lifting assembly; 7. Storage lifting device; 71. Storage box; 72. Door panel; 73. Lifting sleeve; 74. Screw; 75. Threaded hole; 76. Column; 77. Lighting assembly; 771. Transparent shell; 772. Lighting lamp; 8. Auxiliary ventilation device; 81. Connecting plate; 82. Electric telescopic rod; 83. Fan blade; 84. Mesh frame; 85. Motor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a nitrogen blowing instrument that can be automatically lifted and lowered, comprising a base 1, a lifting component 6 is installed above the base 1, a limit component 2 is installed on one side of the lifting component 6, a blowing component 3 is installed on one side of the lifting component 6, close to the edge and above the limit component 2, an inflation device 5 is installed above the lifting component 6, a connecting component 4 is installed between the blowing component 3 and the inflation device 5, a storage lifting device 7 is provided on the outside of the base 1, and an auxiliary ventilation device 8 is provided on the side of the lifting component 6 away from the limit component 2.

[0023] Specifically, the storage lifting device 7 includes a storage box 71 and a door panel 72 . The storage box 71 is provided below the base 1 , and the door panel 72 is installed on one side of the storage box 71 .

[0024] By adopting the above technical solution, the staff can temporarily store test tubes and the like in the storage box 71 when needed, thereby better meeting the work needs in different situations and reducing the inconvenience of the staff.

[0025] Specifically, the storage lifting device 7 also includes a lifting sleeve 73, screws 74, threaded holes 75, columns 76 and a lighting assembly 77. The lifting sleeve 73 is installed on one side of the base 1, and a column 76 is installed above the storage box 71 and inside the lifting sleeve 73. A plurality of threaded holes 75 are provided on the edge of the column 76 away from the base 1. A screw 74 is threadedly installed on the edge of the lifting sleeve 73 away from the base 1, and a lighting assembly 77 is installed above the inflation device 5.

[0026] By adopting the above technical solution, the staff can adjust the height of the base 1 and other structures by cooperating with the columns 76 and the lifting sleeve 73 when necessary, thereby better meeting the work needs in different situations.

[0027] Specifically, the lighting assembly 77 includes a transparent shell 771 and lighting lamps 772 . The transparent shell 771 is installed above the inflatable device 5 , and a plurality of lighting lamps 772 are installed inside the transparent shell 771 .

[0028] By adopting the above technical solution, the staff can use the lighting lamp 772 for auxiliary lighting when needed, thereby better meeting the work needs in different situations. The transparent shell 771 can provide certain protection for the lighting lamp 772.

[0029] When this embodiment is used, when the nitrogen blower is needed, the staff rotates the screw 74 on the lifting sleeve 73 in the storage lifting device 7 to disengage the threaded hole 75 on the column 76, and then pulls the base 1 to move it and the lifting sleeve 73 and other structures to the required height, and then rotates the screw 74 in the opposite direction to connect it with the corresponding threaded hole 75. Then the staff can start the various lighting lamps 772 in the lighting assembly 77 for certain auxiliary lighting, and the transparent shell 771 can provide certain protection for the lighting lamps 772, and then place each test tube on the limit assembly 2, and then operate the lifting assembly 6 to adjust the height of the blowing assembly 3, and then start the inflation device 5. The inflation device 5 sends nitrogen into the blowing assembly 3 through the connecting assembly 4, and then the nitrogen is blown into each test tube for use. The staff can open the door panel 72 and store the test tubes and other items through the storage box 71.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 is that the auxiliary ventilation device 8 includes a connecting plate 81, fan blades 83, a mesh frame 84 and a motor 85. The connecting plate 81 is installed on the side of the base 1 away from the lifting sleeve 73, and a mesh frame 84 is provided above the connecting plate 81. The motor 85 is installed on the side of the mesh frame 84 away from the lifting component 6, and the fan blades 83 are installed on the outside of the motor 85.

[0032] By adopting the above technical solution, the staff can assist in ventilation around the nitrogen blower when needed through the cooperation of structures such as the fan blades 83 and the motor 85, thereby preventing a large amount of nitrogen from accumulating when nitrogen leaks and reducing the possibility of adverse effects on the staff.

[0033] Specifically, the auxiliary ventilation device 8 further includes an electric telescopic rod 82 , and the connecting plate 81 and the mesh frame 84 are connected via the electric telescopic rod 82 .

[0034] By adopting the above technical solution, the staff can adjust the height of the structures such as the mesh frame 84 and the fan blades 83 through the electric telescopic rod 82 when needed, so as to better meet the ventilation needs in different situations.

[0035] When this embodiment is used, when nitrogen leakage or the like occurs, the staff can start the electric telescopic rod 82 on the connecting plate 81 in the auxiliary ventilation device 8 to adjust the height of structures such as the mesh frame 84 and the fan blades 83, and then start the motor 85 to drive the fan blades 83 to rotate. The fan blades 83 blow air, thereby speeding up the ventilation efficiency, thereby preventing a large amount of nitrogen from accumulating, and reducing the possibility of adverse effects on the staff.

[0036] In the utility model, the structure and principle of the base 1, the limiting assembly 2 composed of a limiting plate, a torsion spring and a rotating plate, the blowing assembly 3 composed of a movable plate, a hose, a limiting block, a fixed block, an air blowing pipe, a roller and a clamping rod, the connecting assembly 4 composed of a hollow box and a bellows, the inflation device 5, and the lifting assembly 6 composed of a reduction motor, a screw rod, a support plate, a first bevel gear and a second bevel gear have been disclosed in a nitrogen blowing instrument with high reliability and easy adjustment disclosed in Chinese patent application No. 201921521143.1. Its working principle is that when in use, the test tube is first inserted into the second through hole from the upper end of the limiting plate, and the torsion spring pushes the two rotating plates to clamp the test tube, which is convenient for clamping the test tube and improving To improve the experimental accuracy, push the roller downward, the roller drives the card rod to move downward, and the front and rear ends of the card rod are stuck in the corresponding slots, the left end of the roller squeezes the right wall of the hose, and the inner diameter of the hose is reduced, which can adjust the nitrogen flow rate in the hose, so that the flow rate can be accurately adjusted according to needs, saving time and effort and not easy to cause experimental errors. Start the reduction motor, the output end of the reduction motor rotates to drive the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the screw to rotate, and the screw drives the movable plate to move downward. When the air blowing tubes are inserted into the test tubes, start the inflation device, which blows nitrogen into the test tube through the bellows, hollow box, hose, and air blowing tube in sequence, which is convenient for adjusting the height of the air blowing tube.

[0037] The working principle and use process of the present invention are as follows: when the nitrogen blower is needed, the staff rotates the screw 74 on the lifting sleeve 73 in the storage lifting device 7 to disengage the screw 75 on the column 76, and then pulls the base 1 to move it and the lifting sleeve 73 and other structures to the required height, and then rotates the screw 74 in the opposite direction to connect it with the corresponding threaded hole 75, and then the staff can start each lighting lamp 772 in the lighting assembly 77 for certain auxiliary lighting, and the transparent shell 771 can provide certain protection for the lighting lamp 772, and then place each test tube on the limit assembly 2, and then operate the lifting assembly 6 to make the blowing assembly 3 automatically Lift and lower, and then start the inflation device 5, the inflation device 5 sends nitrogen into the blowing component 3 through the connecting component 4, and then the nitrogen is blown into each test tube for use. The staff can open the door panel 72 and store the test tubes and other items through the storage box 71; when nitrogen leakage occurs, the staff can start the electric telescopic rod 82 on the connecting plate 81 in the auxiliary ventilation device 8, so as to adjust the height of the structures such as the mesh frame 84 and the fan blades 83, and then start the motor 85, so as to drive the fan blades 83 to rotate, and the fan blades 83 blow air, thereby speeding up the ventilation efficiency, thereby preventing a large amount of nitrogen from accumulating, and reducing the possibility of adverse effects on the staff.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatically elevating nitrogen blowing instrument, comprising a base (1), a lifting assembly (6) mounted above the base (1), a limit assembly (2) mounted on one side of the lifting assembly (6), a blowing assembly (3) mounted on one side of the lifting assembly (6) at an edge position and above the limit assembly (2), an inflation device (5) mounted above the lifting assembly (6), a connecting assembly (4) mounted between the blowing assembly (3) and the inflation device (5), characterized in that: A storage lifting device (7) is provided on the outer side of the base (1), and an auxiliary ventilation device (8) is provided on the side of the lifting component (6) away from the limiting component (2).

2. The automatic lifting nitrogen blowing instrument according to claim 1, characterized in that: The storage lifting device (7) comprises a storage box (71) and a door panel (72). The storage box (71) is arranged below the base (1), and the door panel (72) is installed on one side of the storage box (71).

3. The automatically rising and falling nitrogen blowing apparatus according to claim 2, characterized in that: The storage lifting device (7) further comprises a lifting sleeve (73), screws (74), threaded holes (75), a column (76) and a lighting assembly (77). The lifting sleeve (73) is installed on one side of the base (1). The column (76) is installed above the storage box (71) and at a position inside the lifting sleeve (73). A plurality of threaded holes (75) are provided on the side of the column (76) away from the base (1) near the edge. The screws (74) are installed on the side of the lifting sleeve (73) away from the base (1) near the edge through threads. The lighting assembly (77) is installed above the inflation device (5).

4. The automatically rising and falling nitrogen blowing apparatus according to claim 3, characterized in that: The lighting assembly (77) comprises a transparent shell (771) and lighting lamps (772). The transparent shell (771) is installed above the inflation device (5), and a plurality of lighting lamps (772) are installed inside the transparent shell (771).

5. The automatically rising and falling nitrogen blowing apparatus according to claim 3, characterized in that: The auxiliary ventilation device (8) comprises a connecting plate (81), a fan blade (83), a mesh frame (84) and a motor (85); the connecting plate (81) is installed on the side of the base (1) away from the lifting sleeve (73); the mesh frame (84) is arranged above the connecting plate (81); the motor (85) is installed on the side of the mesh frame (84) away from the lifting assembly (6); and the fan blade (83) is installed on the outside of the motor (85).

6. The automatically rising and falling nitrogen blowing apparatus according to claim 5, characterized in that: The auxiliary ventilation device (8) further comprises an electric telescopic rod (82), and the connecting plate (81) and the mesh frame (84) are connected via the electric telescopic rod (82).

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