Gas cylinder cleaning machine

Abstract

The gas cylinder cleaning machine comprises a left side plate, a right side plate, a roll-over stand and inner cleaning parts, the roll-over stand is a hollow rectangular frame with an opening in the front side, a power carrier roller is vertically arranged on the rear side of the roll-over stand, a plurality of cylinder supports are arranged on the inner bottom side of the roll-over stand, and the outer cleaning parts are arranged on the left side and the right side of the roll-over stand respectively. The left side and the right side of the overturning frame are hinged between the left side plate and the right side plate through rotating shafts respectively, one end of each rotating shaft is connected with a driving mechanism, the driving mechanism can drive the overturning frame to turn from a vertical state to a horizontal state, and in the horizontal state, the gas cylinder is arranged above the power carrier roller and driven by the power carrier roller to rotate. The inner cleaning part extends into the gas cylinder through the telescopic scrubbing unit, the outer cleaning part covers the outer surface of the gas cylinder through the straight nozzles on the two sides of the overturning frame, the gas cylinder is driven to rotate by combining the power carrier roller, all-directional scrubbing and high-pressure washing of the inner wall and the outer wall are achieved, residual stains are thoroughly removed, and efficiency loss of traditional step-by-step operation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas cylinder maintenance technical field especially relates to a gas cylinder cleaning machine. BACKGROUND

[0002] As the container of high pressure gas, gas cylinder is widely used in industry, medical treatment, fire control and other fields. Since gas cylinder is in high pressure, flammable and explosive and other harsh environment for a long time, its safety is very important. Regular maintenance and cleaning of gas cylinder is the key link to ensure its safe use and prolong service life.

[0003] The traditional cleaning method is mainly divided into manual cleaning and automatic cleaning. Manual cleaning is low in efficiency, high in labor intensity and has hidden danger. Although automatic cleaning improves the efficiency to a certain extent, the existing equipment is low in automation degree and complex in operation. Therefore, it is necessary to develop a gas cylinder cleaning machine which is high in cleaning efficiency and simple in operation. UTILITY MODEL CONTENT

[0004] In order to overcome the deficiencies in the above background art, the utility model provides a gas cylinder cleaning machine which can improve the cleaning efficiency of gas cylinder, reduce labor intensity and is simple in operation.

[0005] The technical scheme of the utility model is as follows: a gas cylinder cleaning machine, comprising left and right side plates, a turnover frame and an inner cleaning part, the turnover frame is a hollow rectangular frame with an open front side, a vertical power roller is arranged on the back side of the turnover frame, a plurality of bottle drags are arranged on the inner bottom side, outer cleaning parts are arranged on the left and right sides respectively, the left and right sides of the turnover frame are hingedly connected between the left and right side plates through shafts, one end of the shaft is connected with a driving mechanism, the driving mechanism can drive the turnover frame to rotate from the vertical state to the horizontal state, in the horizontal state, the gas cylinder is placed above the power roller and is driven to rotate by the power roller, the inner cleaning part comprises a brushing unit and a moving unit arranged on the left and right side plates and used for driving the brushing unit to approach or move away from the turnover frame, when the turnover frame is in the horizontal state, the brushing unit can extend into the bottle through the bottle opening of the gas cylinder.

[0006] In addition, it is particularly preferred that the brushing unit comprises a pipe shaft, a rotary joint and a motor, the pipe shaft is arranged on the rotary joint, a plurality of brushes and inclined nozzles are alternately arranged on the pipe shaft along the length direction, the motor is connected with the rotary joint through belt wheel transmission; the moving unit is a lead screw sliding table, and the motor and the rotary joint are arranged on the upper end of the lead screw sliding table.

[0007] In addition, it is particularly preferred that the angle between the inclined nozzle and the side wall of the pipe shaft is between 60-90 degrees.

[0008] In addition, it is particularly preferred that the moving unit is arranged on the left and right side plates through a mounting frame connected with the left and right side plates through a lifting structure, the lifting structure comprises a clamping plate, the lower end of the clamping plate is arranged on the top of the left and right side plates, the upper end of the clamping plate is provided with a vertically arranged air cylinder, the telescopic rod of the air cylinder is downwardly and hingedly provided with a triangular piece, and the triangular piece is connected with the mounting frame.

[0009] In addition, it is particularly preferred that the power roller comprises a plurality of vertical shafts rotatably arranged on the rear side of the turnover frame, a plurality of rubber wheels are arranged on each vertical shaft and spaced apart along the length direction, one of the adjacent two vertical shafts is provided with a sprocket, the sprocket is in driving connection with a speed reducer motor, and the speed reducer motor is arranged on the rear side of the turnover frame.

[0010] In addition, it is particularly preferred that the outer cleaning part comprises straight pipes arranged on the left and right sides of the turnover frame, a plurality of straight nozzles are arranged on the side of the straight pipe, and the straight pipe is connected with a liquid source end.

[0011] In addition, it is particularly preferred that the bottle drag is rotationally matched with the inner bottom of the turnover frame.

[0012] In addition, it is particularly preferred that the front side of the turnover frame is provided with a quick-release type blocking rope.

[0013] Beneficial effects are: 1. The turnover frame is driven by the driving mechanism to be vertically turned into a horizontal state, the gas cylinder is automatically positioned above the power roller, manual carrying is not needed, in addition, the inner cleaning part penetrates into the gas cylinder through the telescopic brush washing unit, the outer cleaning part covers the outer surface of the gas cylinder through the straight nozzles on the two sides of the turnover frame, the gas cylinder is driven to rotate through the power roller, and omnibearing brush washing and high-pressure flushing of the inner and outer walls are realized, residual stains are completely removed, and the efficiency loss of traditional step-by-step operation is avoided.

[0014] 2. The power roller is connected with the speed reducer motor through the sprocket, automatic control of the rotation of the gas cylinder is realized, and the risk of manual operation is reduced. In addition, the power roller adopts rubber wheels to wrap the vertical shafts, direct contact of metal with the surface of the gas cylinder is avoided, and scratching is prevented.

[0015] 3. The moving unit of the inner cleaning part precisely controls the depth of the brush washing unit inserted into the bottle opening through the lead screw sliding table, and the cleaning process is stable and reliable; the triangular piece is driven by the air cylinder, the mounting frame is multi-stage synchronously lifted, and the cleaning demand of gas cylinders of different sizes is met.

[0016] In addition, the combination design of the rotary joint and the pipe shaft ensures that there is no leakage during high-pressure liquid flushing, long-term stable operation of the equipment is ensured, the included angle between the inclined nozzle and the side wall of the pipe shaft is between 60-90°, the flushing coverage range is optimized, and the inner and outer surfaces are ensured to have no cleaning blind area in cooperation with the rotation of the gas cylinder.

[0017] 4. The bottle drag is matched with the inner bottom of the turnover frame, frictional resistance when the gas cylinder rotates is reduced, and the surface of the bottle body is protected.

[0018] 5. The turnover frame is provided with quick detachable blocking ropes on the front side, and the gas cylinder is conveniently and quickly clamped. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic view of the utility model.

[0020] Figure 2 It is a structural schematic view of the outer cleaning part, the power roller and the bottle drag arranged on the turnover frame of the utility model.

[0021] Figure 3 It is a schematic view of the mounting frame and the lifting structure arranged on the left and right side plates of the utility model.

[0022] Figure 4 It is a structural schematic view of the inner cleaning part of the utility model.

[0023] Figure 5 It is a partial structure view of the brush washing unit of the utility model.

[0024] Figure 6 It is a working state schematic view of the utility model.

[0025] In the drawing, 1, 1'-left and right side plates, 2-turnover frame, 21-driving mechanism, 3-inner cleaning part, 31-brush washing unit, 311-tube shaft, 312-rotary joint, 313-motor, 314-brush, 315-inclined nozzle, 316-belt wheel, 32-moving unit, 4-power roller, 41-vertical shaft, 42-rubber wheel, 43-sprocket, 44-reduction motor, 5-bottle drag, 6-outer cleaning part, 61-straight pipe, 62-straight nozzle, 7-mounting frame, 8-lifting structure, 81-clamping plate, 82-cylinder, 83-triangle, 9-blocking rope. DETAILED DESCRIPTION

[0026] In order to facilitate understanding of the utility model, the utility model is further described below in combination with the drawings. In the description of the utility model, it should be explained that the terms "front", "back", "left", "right", "up", "down", "inner" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for the convenience of description, and do not indicate or imply that the indicated device or component must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] For example, Figures 1-6The gas cylinder cleaning machine shown comprises a pair of vertically arranged left and right side plates 1, 1', a turnover frame 2 hingedly arranged between the left and right side plates 1, 1', the turnover frame 2 being a hollow rectangular frame with an open front side, and a plurality of bottle drags 5 arranged on the inner bottom side of the turnover frame 2, the bottle drags 5 being used for placing gas cylinders to be cleaned, a vertically arranged power roller 4 arranged on the rear side of the turnover frame 2, the power roller 4 being used for driving the cleaning gas cylinder to rotate, and an outer cleaning part 6 arranged on the left and right sides of the turnover frame 2, specifically, the outer cleaning part 6 comprises straight pipes 61 arranged on the left and right sides of the turnover frame 2, a plurality of straight nozzles 62 arranged on the side of the straight pipe 61, and the straight pipe 61 being connected with a liquid source end, the outer cleaning part 6 being used for spraying cleaning liquid to wash the outer side of the gas cylinder, specifically, the left and right sides of the turnover frame 2 are hingedly connected between the left and right side plates 1, 1' through shafts, one end of one of the shafts is connected with a driving mechanism 21, the driving mechanism 21 is an electric motor, the driving mechanism 21 can drive the turnover frame 2 to rotate from a vertical state to a horizontal state, in the horizontal state, the gas cylinder is arranged above the power roller 4, and the gas cylinder can be driven to rotate by the power roller 4, and the cleaning machine further comprises an inner cleaning part 3 used for cleaning the inside of the gas cylinder, wherein the inner cleaning part 3 comprises a brushing unit 31 and a moving unit 32, the brushing unit 31 is arranged on the moving unit 32, the moving unit 32 is arranged on the upper end of the left and right side plates 1, 1', the moving unit 32 drives the brushing unit 31 to approach or move away from the turnover frame 2, and when the turnover frame 2 is in the horizontal state, the brushing unit 31 is realized to extend into or out of the gas cylinder.

[0028] The cleaning machine provided by the utility model can drive the turnover frame 2 through the driving mechanism, can rotate the gas cylinder from the vertical state to the horizontal state, can automatically position the gas cylinder above the power roller, and does not need manual carrying, in addition, the inner cleaning part and the outer cleaning part can realize the omnibearing cleaning of the inner and outer surfaces of the gas cylinder in synchronization through the power roller, and the cleaning efficiency is greatly improved.

[0029] As shown in the drawings, Figure 4 In one specific embodiment, the brushing unit 31 comprises a pipe shaft 311, a rotary joint 312 and an electric motor 313, a plurality of brushes 314 and inclined nozzles 315 are alternately arranged on the pipe shaft 311 in the length direction, the pipe shaft 311 is arranged on the rotary joint 312, and the electric motor 313 is in transmission connection with the rotary joint 312 through a belt wheel 316. The moving unit 32 is a lead screw sliding table, and the above-mentioned electric motor 313 and rotary joint 312 are arranged on the upper end of the lead screw sliding table. In addition, it should be noted that the number of pipe shafts 311 should be set according to the number of workstations on the turnover frame 2 during use, for example, the workstation has two, and the corresponding pipe shaft 311 also has two.

[0030] Further, in order to ensure that the rotary joint 312 can more comprehensively cover the inside of the gas cylinder, the included angle between the inclined nozzle 315 and the side wall of the pipe shaft 311 is set to be between 60-90 degrees in the embodiment, and the included angle is preferably 90 degrees.Figure 5 , preferably using 60 degrees angle, so that the rotating cylinder, can realize the cylinder wall without blind area cleaning, greatly improving the cleaning effect.

[0031] As shown in Figure 5 , in a preferred embodiment, the above-mentioned inclined nozzle 315 and pipe shaft 311 through the installation ring connection, the same installation ring is annularly provided with a plurality of inclined nozzles 315, and has two adjacent inclined nozzles 315 towards different, so as to further expand the coverage area.

[0032] In a specific embodiment, as shown in Figure 3 , the moving unit 32 is provided on the left and right side plates 1, 1' through the mounting bracket 7, the mounting bracket 7 is a hollow plate arranged horizontally, the mounting bracket 7 is connected with the left and right side plates 1, 1' through the synchronous lifting structure 8, in this embodiment, the lifting structure 8 is provided with four, respectively located at the four corners of the mounting bracket 7, the lifting structure 8 specifically includes the clamping plate 81, the air cylinder 82 and the triangular piece 83, wherein the lower end of the clamping plate 81 is respectively arranged on the top of the left and right side plates 1, 1', the upper end of the clamping plate 81 is provided with the air cylinder 82 arranged vertically, the air cylinder 82 body is fixedly connected with the top of the clamping plate, the telescopic rod of the air cylinder 82 is downward and hingedly provided with the triangular piece 83, the triangular piece 83 is connected with the mounting bracket 7 through the bolt. In order to adapt to different sizes of cylinder, the position of the inner cleaning part 3 needs to be adjusted accordingly, that is, to ensure that the pipe shaft 311 can smoothly extend into the bottle from the bottle opening, then the mounting bracket 7 is adjusted in height by the air cylinder 82, so as to realize the position adjustment of the inner cleaning part 3.

[0033] As shown in Figure 2 , the power roller 4 includes a reduction motor 44, a vertical shaft 41 and a rubber wheel 42, wherein the vertical shaft 41 is rotatably arranged at the rear side of the turnover frame 2, the vertical shaft 41 has a plurality of, the conventional arrangement is that one vertical shaft 41 is arranged on each side of the work station, that is, one cylinder is placed between the two vertical shafts, a plurality of rubber wheels 42 are arranged on each vertical shaft 41 along the length direction thereof, one of the adjacent two vertical shafts 41 is provided with a sprocket 43 and is taken as a driving shaft, the vertical shaft 41 is drivingly connected with the reduction motor 44 through the sprocket 43, the reduction motor 44 is arranged at the rear side of the turnover frame 2, the vertical shaft 41 is driven to rotate by the reduction motor 44, thereby driving the cylinder in horizontal state to rotate synchronously.

[0034] In this embodiment, the corresponding work station has two, the corresponding vertical shafts 41 are arranged in parallel with three, and the vertical shaft 41 in the middle is taken as a driving shaft and connected with the reduction motor 44, which can drive two cylinders to rotate at the same time.

[0035] In addition, as shown in Figure 1 , the quick-release type blocking rope 9 is arranged at the front side of the turnover frame 2, which facilitates quick clamping of the cylinder and prevents the cylinder from falling over.

[0036] As a further preferred, the bottle drag 5 is rotatably connected with the inner bottom side of the turnover frame 2, so that the frictional resistance when the gas cylinder rotates can be reduced, and the bottle body is protected.

[0037] Use steps:

[0038] 1. First, debug positioning, adjust the inner cleaning part 3 and the gas cylinder through the lifting structure 8, then connect the liquid source with the inner and outer cleaning parts 5, 6, and close the liquid supply valve;

[0039] 2. The buckle at one end of the blocking rope 9 is released, and the two gas cylinders to be cleaned are placed on the bottle drag 5, and the buckle is locked again;

[0040] 3. Then start the drive mechanism 21, which will drive the turnover frame 2 to rotate around the rotating shaft as the rotation center and turn back about 90 degrees as a whole, at this time the center of gravity of the gas cylinder is transferred from the bottle drag 5 to the rubber wheel 42;

[0041] 4. Start the moving unit 32, make the pipe shaft 311 of the brushing unit 31 extend into the gas cylinder, then open the liquid supply valve, and start the motor 313 and the speed reducer 44;

[0042] 5. After cleaning, take out the gas cylinder for drying treatment.

[0043] When using the cleaning machine, the cleaning efficiency is 3-5 times higher than that of traditional manual or semi-automatic equipment, the maintenance cost is reduced, and the service life of the gas cylinder is prolonged. It has significant safety and economic benefits, and is suitable for large-scale gas cylinder maintenance scenes.

[0044] The above-described embodiments only express the preferred embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the present application. It should be noted that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications, improvements and substitutions can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A gas cylinder cleaning machine characterised in that: The gas cylinder cleaning device comprises left and right side plates (1, 1'), a turnover frame (2) and an inner cleaning part (3), the turnover frame (2) is a hollow rectangular frame with an open front side, the rear side of the turnover frame (2) is provided with a vertical power roller (4), the inner bottom side is provided with a plurality of bottle drags (5), and the left and right sides are respectively provided with outer cleaning parts (6), the left and right sides of the turnover frame (2) are respectively hinged between the left and right side plates (1, 1') through rotating shafts, one end of the rotating shaft is connected with a driving mechanism (21), the driving mechanism (21) can drive the turnover frame (2) to rotate from a vertical state to a horizontal state, in the horizontal state, the gas cylinder is placed above the power roller (4) and is driven to rotate by the power roller (4); The inner cleaning part (3) comprises a brushing unit (31) and a moving unit (32) arranged on the left and right side plates (1, 1') and used for driving the brushing unit (31) to move close to or away from the turnover frame (2), when the turnover frame (2) is in the horizontal state, the brushing unit (31) can extend into the bottle along the gas cylinder mouth.

2. A gas cylinder washing machine as claimed in claim 1, characterised in that: The brushing unit (31) comprises a pipe shaft (311), a rotary joint (312) and a motor (313), the pipe shaft (311) is arranged on the rotary joint (312), a plurality of brushes (314) and inclined nozzles (315) are alternately arranged on the pipe shaft (311) in the length direction, and the motor (313) is in transmission connection with the rotary joint (312) through a belt wheel (316). The moving unit (32) is a lead screw sliding table, and the motor (313) and the rotary joint (312) are arranged on the upper end of the lead screw sliding table.

3. A gas cylinder washing machine as claimed in claim 2, characterised in that: The included angle between the inclined nozzle (315) and the side wall of the pipe shaft (311) is between 60-90 degrees.

4. The gas cylinder washing machine of claim 2, wherein: The moving unit (32) is arranged on the left and right side plates (1, 1') through a mounting frame (7), the mounting frame (7) is connected with the left and right side plates (1, 1') through a lifting structure (8), the lifting structure (8) comprises a clamping plate (81), the lower end of the clamping plate (81) is arranged on the top of the left and right side plates (1, 1'), the upper end of the clamping plate (81) is provided with a vertical air cylinder (82), the telescopic rod of the air cylinder (82) is downwardly hinged and connected with a triangular piece (83), and the triangular piece (83) is connected with the mounting frame (7).

5. The gas cylinder washing machine of claim 1, wherein: The power roller (4) comprises a plurality of vertical shafts (41) rotatably arranged on the rear side of the turnover frame (2), a plurality of rubber wheels (42) are arranged on each vertical shaft (41) in the length direction at intervals, one of the adjacent two vertical shafts (41) is provided with a chain wheel (43), the chain wheel (43) is in transmission connection with a speed reducer motor (44), and the speed reducer motor (44) is arranged on the rear side of the turnover frame (2).

6. The gas cylinder washing machine of claim 1, wherein: The outer cleaning part (6) comprises a straight pipe (61) arranged on the left and right sides of the turnover frame (2), a plurality of straight nozzles (62) are arranged on the side of the straight pipe (61), and the straight pipe (61) is connected with a liquid source end.

7. The gas cylinder washing machine of claim 1, wherein: The bottle drag (5) is rotatably matched with the inner bottom of the turnover frame (2).

8. The gas cylinder washing machine of claim 1, wherein: The front side of the turnover frame (2) is provided with a quick-release type blocking rope (9).

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