Laboratory small gas cylinder assembly with adjustable height
By designing a small gas cylinder assembly with adjustable height, the problem of fixed and inconvenient transfer of small volume cylinder height is solved, and the flexible adjustment of the cylinder height and the reduction of gas waste are achieved, which improves operational convenience and movement stability, and simplifies the Pipeline management.
Patent Information
- Application Number
- CN202422758165.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-13
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-11-13
AI Technical Summary
The height of the small volume gas cylinder is fixed and inconvenient to transfer, which leads to laborious handling and easy dumping. It also requires long pipelines to lead to gas waste, especially the cost of handling harmful gases.
A small cylinder assembly with a laboratory adjustable height is designed, including the cylinder body, bottom plate, anti-detachment assembly, lifting and lowering adjustment assembly and guide assembly. The height adjustment and smooth movement of the cylinder are achieved through sliding wheels and booms, reducing the Gas waste, adding a winding mechanism for easy pipeline storage.
It realizes flexible adjustment of the height of the gas cylinder, reduces gas waste, improves operational convenience and movement stability, simplifies pipeline management, and reduces handling difficulty and waste gas treatment costs.
Smart Images
Figure CN222209950U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of gas cylinders, in particular to a small gas cylinder assembly with adjustable height in a laboratory. Background Art
[0002] During the qualitative and quantitative analysis of gas chromatography, the gas chromatograph needs to use nitrogen, helium, argon, hydrogen and air as gas sources. These gases play different roles in the analysis process, such as acting as carrier gas to help separate components in the sample, acting as combustion gas, etc. The use of small-volume gas cylinders is essential.
[0003] However, due to the heavy weight of small-volume gas cylinders, it is inconvenient to transfer and carry them during use, and they are prone to tipping over during transportation, resulting in poor safety. In addition, the use height of small-volume gas cylinders is fixed, and longer pipelines are required when connecting equipment, which will cause gas waste when the instrument standard gas replaces the pipeline. If the gas is harmful, it will also cause high waste gas treatment costs.
[0004] Therefore, in order to solve the above-mentioned problems of non-adjustable height and inconvenient transfer, a device with labor-saving transportation and adjustable height can be designed. Utility Model Content
[0005] In order to overcome the problems of non-adjustable height and inconvenient transfer. The technical solution of the utility model is: a small gas cylinder assembly with adjustable height in the laboratory, including a gas cylinder body; also including a bottom plate, an anti-drop assembly, a lifting and adjusting assembly and a guide assembly; a fixed frame is fixedly connected to the rear side of the upper end of the bottom plate; sliding wheels are fixedly connected to the four corners of the lower end of the bottom plate; the left and right ends of the fixed frame are fixedly connected to the winding rod; an anti-drop assembly is installed on the outside of the winding rod; a lifting and adjusting assembly is installed between the lower end of the top of the fixed frame and the bottom plate; a lifting seat that moves vertically is installed on the outside of the lifting and adjusting assembly; the gas cylinder body is inserted in the lifting seat; the lower end of the lifting seat is fixedly connected to a circular equidistantly distributed shock absorber Buffer spring; the anti-slip assembly includes an anti-slip baffle; the anti-slip baffle is inserted with plug rods symmetrically distributed up and down; the inner sides of the two plug rods are fixedly connected with a clamping plate sleeved on the outer side of the winding rod; the lifting and lowering adjustment assembly includes a bearing seat; a threaded column is rotatably connected between the two bearing seats; an adjusting nut is threadedly connected to the outer side of the threaded column; a connecting block is fixedly connected to the front end of the adjusting nut; a lifting seat is fixedly connected to the front end of the connecting block; the guide assembly includes a guide ring; a connecting seat fixedly connected to the fixing frame at the rear end of the guide ring; a pulley seat distributed in an annular shape and at equal intervals is fixedly connected to the inner side of the connecting seat; a roller is rotatably connected to the pulley seat.
[0006] Move the gas cylinder body to the position where work is required through the sliding wheel, push the clamping plate outward, move the rod outward in the anti-slip baffle, wind the instrument connecting pipeline around the outside of the winding rod, turn the threaded column between the bearing seats according to the needs of use, adjust the nut to move vertically, and the connecting block drives the lifting seat to rise and fall synchronously. When the lifting seat drops to the bottom, the shock-absorbing buffer spring plays a buffering role, the gas cylinder body rises and falls in the guide ring, and the roller in the pulley seat rolls to play a guiding role.
[0007] The anti-dropping baffle plate and the pressing plate are fixedly connected by a return spring which is symmetrically distributed up and down; the return spring is sleeved on the outer side of the insertion rod.
[0008] A fixing sleeve is fixedly connected to the outer side of the threaded column; and two bearing seats are fixedly connected to the lower end of the top of the fixing frame and the upper end of the bottom plate respectively.
[0009] The right end of the fixing frame is fixedly connected with a height-adjustable handrail by means of screws; the fixing frame is provided with vertically equidistantly distributed threaded holes for installing the handrail.
[0010] The left and right ends of the adjusting nut are fixedly connected with the limit sliders; the inner side of the fixing frame is fixedly connected with the limit slide rail matching with the limit slider.
[0011] The rollers are in contact with the outer surface of the gas cylinder body; the number of rollers is not less than 3.
[0012] There are four sliding wheels, and the two sliding wheels on the front side are fixed wheels, and the two sliding wheels on the rear side are universal wheels with brakes.
[0013] The fixing frame is an inverted U-shaped structure; and the height of the fixing frame is greater than two-thirds of the height of the gas cylinder body.
[0014] The beneficial effects of the utility model: the overall height is adjustable, so that the distance between the gas cylinder mouth and the instrument can be brought closer according to the needs of use, which improves the convenience of operation and shortens the length of the pipeline. Therefore, the waste of gas when the instrument standard gas replaces the pipeline can be reduced. The overall movement is smoother and more labor-saving, which can realize free turning and is stable and labor-saving during use. The added winding mechanism is convenient for the storage and arrangement of the pipeline, making the pipeline tidier. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the first three-dimensional structure of the small gas cylinder assembly with adjustable height in the laboratory of the utility model;
[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the anti-drop assembly and the winding rod in the laboratory height-adjustable small gas cylinder assembly of the utility model;
[0017] Figure 3It is a schematic diagram of the three-dimensional structure of the lifting and adjusting assembly in the small gas cylinder assembly with adjustable height in the laboratory of the utility model;
[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the guide assembly in the small gas cylinder assembly with adjustable height in the laboratory of the utility model;
[0019] Figure 5 It is a schematic diagram of the second three-dimensional structure of the small gas cylinder assembly with adjustable height in the laboratory of the utility model;
[0020] Figure 6 The utility model is a schematic diagram of the three-dimensional structure of the connecting block and the lifting seat in the laboratory small gas cylinder assembly with adjustable height.
[0021] Description of the drawings: 1. Gas cylinder body; 2. Bottom plate; 3. Fixed frame; 4. Sliding wheel; 5. Winding rod; 61. Anti-slip baffle; 62. Insert rod; 63. Pressing plate; 64. Reset spring; 71. Bearing seat; 72. Threaded column; 73. Adjusting nut; 74. Fixed sleeve; 8. Connecting block; 9. Guide assembly; 91. Guide ring; 92. Connecting seat; 93. Pulley seat; 94. Roller; 10. Lifting seat; 11. Shock-absorbing buffer spring; 12. Handrail; 13. Limiting slider; 14. Limiting slide rail. DETAILED DESCRIPTION
[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0023] See also Figure 1-Figure 6The utility model provides an embodiment: a small gas cylinder assembly with adjustable height in a laboratory includes a gas cylinder body 1; it also includes a bottom plate 2, an anti-slip assembly, a lifting and adjusting assembly and a guide assembly 9; a fixing frame 3 is fixedly connected to the rear side of the upper end of the bottom plate 2; sliding wheels 4 are fixedly connected to the four corners of the lower end of the bottom plate 2; a winding rod 5 is fixedly connected to the left and right ends of the fixing frame 3; an anti-slip assembly is installed on the outside of the winding rod 5; a lifting and adjusting assembly is installed between the top lower end of the fixing frame 3 and the bottom plate 2; a lifting seat 10 that moves vertically is installed on the outside of the lifting and adjusting assembly; the gas cylinder body 1 is inserted in the lifting seat 10; the lower end of the lifting seat 10 is fixedly connected to an annular equidistantly distributed shock-absorbing buffer spring 11; the anti-slip assembly includes The anti-slip baffle 61 includes: an insert rod 62 symmetrically distributed up and down is inserted in the anti-slip baffle 61; a clamping plate 63 sleeved on the outside of the winding rod 5 is fixedly connected to the inner side of the two insert rods 62; the lifting and lowering adjustment assembly includes a bearing seat 71; a threaded column 72 is rotatably connected between the two bearing seats 71; an adjusting nut 73 is threadedly connected to the outer side of the threaded column 72; a connecting block 8 is fixedly connected to the front end of the adjusting nut 73; a lifting seat 10 is fixedly connected to the front end of the connecting block 8; the guide assembly 9 includes a guide ring 91; a connecting seat 92 fixedly connected to the fixing frame 3 at the rear end of the guide ring 91; a pulley seat 93 distributed in an annular manner and equidistantly is fixedly connected to the inner side of the connecting seat 92; a roller 94 is rotatably connected to the pulley seat 93.
[0024] See also Figure 2-Figure 3 In this embodiment, the anti-slip baffle 61 and the pressure plate 63 are fixedly connected by a return spring 64 symmetrically distributed above and below; the return spring 64 is sleeved on the outer side of the insertion rod 62; a fixing sleeve 74 is fixedly connected to the outer side of the threaded column 72, and the use of the fixing sleeve 74 facilitates the grip of the threaded column 72; the two bearing seats 71 are respectively fixedly connected to the lower end of the top of the fixing frame 3 and the upper end of the bottom plate 2; the left and right ends of the adjusting nut 73 are fixedly connected to the limit slider 13; the inner side of the fixing frame 3 is fixedly connected to a limit slide rail 14 matching the limit slide rail 13, and when the adjusting nut 73 is raised or lowered, the limit slide rail 13 slides in the limit slide rail 14, which plays a guiding and limiting role to prevent the adjusting nut 73 from deviating.
[0025] See also Figure 1 and Figure 4In this embodiment, the right end of the fixing frame 3 is fixedly connected with a height-adjustable handrail 12 by screws; the fixing frame 3 is provided with threaded holes for installing the handrail 12 which are evenly distributed vertically, so that it is easy to adjust to a suitable position according to the height of the user, and the grip is more comfortable; the roller 94 is in contact with the outer surface of the gas cylinder body 1; the number of rollers 94 is not less than 3; there are 4 sliding wheels 4, and the two sliding wheels 4 away from the lifting and adjusting mechanism are directional wheels, and the two sliding wheels 4 close to the lifting and adjusting mechanism are universal wheels with brakes, so that the rotation of the device is freer and can be fixed at any position to ensure the stability of the device; the fixing frame 3 is an inverted U-shaped structure; and the height of the fixing frame 3 is greater than two-thirds of the height of the gas cylinder body 1.
[0026] The working principle of the utility model is as follows: the gas cylinder body 1 is moved to the position where work is required through the sliding wheel 4, the clamping plate 63 is pushed outward, the insertion rod 62 moves outward in the anti-slip baffle 61, and the instrument connecting pipeline is wound around the outside of the winding rod 5. According to the needs of use, the fixing sleeve 74 is rotated to rotate the threaded column 72 between the bearing seats 71, and the adjusting nut 73 moves vertically. The connecting block 8 drives the lifting seat 10 to rise and fall synchronously. When the lifting seat 10 drops to the bottom, the shock-absorbing buffer spring 11 plays a buffering role, the gas cylinder body 1 rises and falls in the guide ring 91, and the roller 94 in the pulley seat 93 rolls to play a guiding role.
[0027] Through the above steps, the overall height can be adjusted, and the overall movement is more stable and labor-saving, which can not only realize free turning, but also be stable and labor-saving during use to solve the problems of non-adjustable height and inconvenient transfer.
Claims
1. A small gas cylinder assembly with adjustable height in the laboratory, characterized by: The invention comprises a gas cylinder body (1); a bottom plate (2), an anti-slip assembly, a lifting and adjusting assembly and a guide assembly (9); a fixing frame (3) is fixedly connected to the rear side of the upper end of the bottom plate (2); sliding wheels (4) are fixedly connected to the four corners of the lower end of the bottom plate (2); a winding rod (5) is fixedly connected to the left and right ends of the fixing frame (3); an anti-slip assembly is installed on the outer side of the winding rod (5); a lifting and adjusting assembly is installed between the lower end of the top of the fixing frame (3) and the bottom plate (2); a lifting seat (10) movable vertically is installed on the outer side of the lifting and adjusting assembly; the gas cylinder body (1) is inserted into the lifting seat (10); a circular equidistantly distributed shock-absorbing buffer spring (11) is fixedly connected to the lower end of the lifting seat (10); the anti-slip assembly comprises an anti-slip baffle (61); plug rods (62) symmetrically distributed up and down are inserted into the anti-slip baffle (61); the inner sides of the two plug rods (62) are fixedly connected A clamping plate (63) sleeved on the outside of the winding rod (5); the lifting and adjusting assembly comprises a bearing seat (71); a threaded column (72) is rotatably connected between the two bearing seats (71); the two bearing seats (71) are fixedly connected to the top lower end of the fixing frame (3) and the upper end of the bottom plate (2) respectively; a fixing sleeve (74) is fixedly connected to the outside of the threaded column (72); an adjusting nut (73) is threadedly connected to the outside of the threaded column (72); a connecting block (8) is fixedly connected to the front end of the adjusting nut (73); a lifting seat (10) is fixedly connected to the front end of the connecting block (8); a guide assembly (9) comprises a guide ring (91); a connecting seat (92) fixedly connected to the fixing frame (3) at the rear end of the guide ring (91); a pulley seat (93) equidistantly distributed in an annular shape is fixedly connected to the inside of the connecting seat (92); a roller (94) is rotatably connected to the inside of the pulley seat (93).
2. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: The anti-slip baffle plate (61) and the pressing plate (63) are fixedly connected by a return spring (64) symmetrically distributed up and down; the return spring (64) is sleeved on the outer side of the insertion rod (62).
3. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: The right end of the fixing frame (3) is fixedly connected to a height-adjustable handrail (12) by means of screws; the fixing frame (3) is provided with vertically equidistantly distributed threaded holes for mounting the handrail (12).
4. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: The left and right ends of the adjusting nut (73) are fixedly connected to the limit slider (13); the inner side of the fixing frame (3) is fixedly connected to a limit slide rail (14) matching the limit slider (13).
5. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: The roller (94) is in contact with the outer surface of the gas cylinder body (1); the number of the rollers (94) is not less than 3.
6. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: Four sliding wheels (4) are provided, two sliding wheels (4) away from the lifting and adjusting assembly are directional wheels, and two sliding wheels (4) close to the lifting and adjusting mechanism are universal wheels with brakes.
7. The laboratory height-adjustable small gas cylinder assembly according to claim 1, characterized in that: The fixing frame (3) is an inverted U-shaped structure; the height of the fixing frame (3) is greater than two-thirds of the height of the gas cylinder body (1).