CN211012308U

CN211012308U - Inside drying device that falls of hydrogen energy gas cylinder

Info

Publication number: CN211012308U
Application number: CN201922071697.2U
Authority: CN
Inventors: 潘云俊
Original assignee: Jiangsu Zhonghong Machinery Manufacturing Co ltd
Current assignee: Jiangsu Zhonghong Machinery Manufacturing Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-14
Anticipated expiration: 2029-11-27

Abstract

A water pouring and drying device in a hydrogen energy gas cylinder comprises a first conveying mechanism, a second conveying mechanism, a first turnover mechanism, a second turnover mechanism, an output mechanism, a drying mechanism and a control cabinet; a controller is arranged in the control cabinet, and the first conveying mechanism, the second conveying mechanism, the first turnover mechanism, the second turnover mechanism, the output mechanism and the drying mechanism are controlled to work by the controller; the first turnover mechanism and the second turnover mechanism are symmetrically arranged on the upper side and the lower side of the output mechanism, the first conveying mechanism is connected to the left end of the first turnover mechanism, and the second conveying mechanism is connected to the left end of the second turnover mechanism; the first turnover mechanism and the second turnover mechanism are structurally symmetrical; and the drying mechanism is respectively connected with the purging pipe assemblies on the first turnover mechanism and the second turnover mechanism through the arranged pipelines. The utility model discloses, convenient to use, degree of automation is high.

Description

Inside drying device that falls of hydrogen energy gas cylinder

Technical Field

The utility model relates to a supplementary technical field, especially a inside drying device that falls of hydrogen energy gas cylinder are detected to hydrogen energy gas cylinder.

Background

The hydrogen energy gas cylinder belongs to a movable pressure container, and according to the national standard requirements, the hydrogen energy gas cylinder must be regularly checked in the using process to ensure the use safety of the hydrogen energy gas cylinder. The hydrostatic test of the hydrogen energy gas cylinder is one of the main means for detecting the pressure resistance of the gas cylinder, and all the gas cylinders must be subjected to the hydrostatic test before leaving a factory according to the national standard. The hydrostatic test is completed under the condition that the gas cylinder is filled with water, and in order to ensure that the gas cylinder can be normally filled and avoid rusting inside the gas cylinder to influence the product quality, the gas cylinder after the hydrostatic test is completed must be immediately subjected to water pouring and drying treatment.

After the production of the hydrogen energy gas cylinder is finished, the sealing performance detection, namely a hydrostatic test, is required, and whether the sealing performance of the hydrogen energy gas cylinder meets the requirements or not is checked through the hydrostatic test; the qualified hydrogen energy gas cylinder detected by the hydrostatic test needs to pour out water in the hydrogen energy gas cylinder, and after the water in the hydrogen energy gas cylinder is poured out, a large amount of water is remained on the inner wall of the hydrogen energy gas cylinder after the water is poured out; the pouring and drying needs to be completed through a pouring and drying device, the existing pouring and drying cannot depend on human beings greatly, the working efficiency is not high, the drying time is long, and the drying effect is not ideal.

SUMMERY OF THE UTILITY MODEL

In view of the above defects, an object of the present invention is to provide a hydrogen energy gas cylinder internal water pouring drying device, wherein a first conveying mechanism conveys a hydrogen energy gas cylinder to a first turnover mechanism (a first station), and a second conveying mechanism conveys the hydrogen energy gas cylinder to a second turnover mechanism (a second station), then the hydrogen energy gas cylinder on a turnover conveying frame is manually pushed to be connected with a purging pipe assembly in a limiting manner, the hydrogen energy gas cylinder is fixed by a pressing cylinder assembly, the turnover cylinder drives the turnover conveying frame to turn over for 90 degrees, and the hydrogen energy gas cylinder is poured, compressed air for a set time is provided by a drying mechanism in the pouring process, and the inside of the hydrogen energy gas cylinder is purged by a purging pipe, so as to accelerate water pouring and shorten the water pouring time; when the compressed air is supplied for the set time, the drying mechanism supplies hot air for the set time to blow the inside of the hydrogen energy gas cylinder through the blowing pipe, and the inside of the hydrogen energy gas cylinder is dried; the drying effect is good, and the double-station simultaneous water pouring and drying can improve the working efficiency.

The utility model adopts the technical proposal that: a water pouring and drying device in a hydrogen energy gas cylinder comprises a first conveying mechanism, a second conveying mechanism, a first turnover mechanism, a second turnover mechanism, an output mechanism, a drying mechanism and a control cabinet; a controller is arranged in the control cabinet, and the first conveying mechanism, the second conveying mechanism, the first turnover mechanism, the second turnover mechanism, the output mechanism and the drying mechanism are controlled to work by the controller; the first turnover mechanism and the second turnover mechanism are symmetrically arranged on the upper side and the lower side of the output mechanism, the first conveying mechanism is connected to the left end of the first turnover mechanism, and the second conveying mechanism is connected to the left end of the second turnover mechanism; the first turnover mechanism and the second turnover mechanism are structurally symmetrical and comprise a purging pipe assembly, a bottle discharging assembly, a turnover conveying frame, a base and a bottle pressing assembly, the turnover conveying frame is provided with a plurality of conveying rolling shafts which are uniformly distributed, the right end of the turnover conveying frame is hinged with the base, the left end of the turnover conveying frame is abutted against the base, so that the turnover conveying frame is horizontally arranged at the top of the base, the base is also provided with a turnover cylinder, and the top end of a piston of the turnover cylinder is connected with the turnover conveying frame; the overturning air cylinder drives the overturning conveying frame to overturn for 90 degrees by taking the hinged point as a fulcrum; the cylinder discharging assembly is arranged on the base, and the hydrogen energy cylinder placed on the conveying rolling shaft is ejected out of the conveying rolling shaft through an inclined plane arranged at the top of the cylinder discharging assembly; the purging pipe assembly is arranged at the right end of the overturning conveying frame, and the bottle pressing assembly is arranged in the middle of the overturning conveying frame; and the drying mechanism is respectively connected with the purging pipe assemblies on the first turnover mechanism and the second turnover mechanism through the arranged pipelines.

The output mechanism comprises a conveying platform, a plurality of conveying rollers uniformly distributed on the conveying platform, a driving motor, a transmission chain and a bottle discharging assembly; the driving motor drives the conveying rollers to rotate through the transmission chain to carry out conveying work, the bottle discharging assembly is arranged on the conveying table, and the hydrogen energy gas bottle positioned on the conveying rollers is ejected away from the conveying rollers through the bottle discharging assembly and enters the appearance detecting table arranged on one side of the conveying table. The first conveying mechanism and the second conveying mechanism have the same structure as the output mechanism without the bottle discharging assembly.

A transition plate is arranged between the top of the edge of the upper side of the conveying table and the top of the edge of the lower side of the turnover conveying frame on the first turnover mechanism, and a hydrogen energy gas cylinder rolled out from the first turnover mechanism is transited through the transition plate, so that the hydrogen energy gas cylinder is prevented from entering the output mechanism smoothly without transition; the transition plate is arranged between the top of the edge of the lower side of the conveying table and the top of the edge of the upper side of the turnover conveying frame on the second turnover mechanism, and the hydrogen energy gas cylinder rolled out from the second turnover mechanism is transited through the transition plate, so that the hydrogen energy gas cylinder is prevented from entering the output mechanism smoothly without transition.

The bottle discharging assembly consists of a bottle discharging cylinder fixed on the base or the conveying table and an ejection block assembly fixed at the top end of a piston of the bottle discharging cylinder; the cylinder outlet cylinder drives the ejection block assembly to move upwards to eject the hydrogen energy gas cylinder on the conveying roller.

The ejection block assembly consists of a bottom plate and a plurality of ejection blocks uniformly distributed on the top of the bottom plate; through the bottom plate with go out the bottle cylinder and be connected, the distance between the kicking block equals the distance between the conveying roller bearing, the bottom plate is located the below of conveying roller bearing through going out the bottle cylinder for every kicking block on the bottom plate is located between per two conveying roller bearings, the top surface of kicking block is the inclined plane, and highly being less than the conveying roller bearing of top surface, prevents to interfere the conveying roller bearing and carries the hydrogen energy gas cylinder.

The drying mechanism consists of an upper tee joint, a lower tee joint, two connecting pipes with angle seat valves, a hot air blower and an air pump, wherein the upper tee joint is connected with the lower tee joint through the two connecting pipes with the angle seat valves; one end of the lower tee joint is connected with an output port of the air pump through a pipeline, and the other end of the lower tee joint is connected with an air outlet of the air heater through a pipeline; one end of the upper tee joint is communicated with a purging pipe assembly on the first turnover mechanism through a pipeline, and the other end of the upper tee joint is communicated with a purging pipe assembly on the second turnover mechanism through a pipeline; compressed air is provided for the purging pipe assemblies on the first turnover mechanism and the second turnover mechanism through the air pump, and hot air is provided for the purging pipe assemblies on the first turnover mechanism and the second turnover mechanism through the hot air fan.

The purging pipe assembly comprises a portal frame, a moving seat, a screw, an adjusting hand wheel, a purging pipe, a water outlet sleeve and a positioning ring assembly; the screw rod is fixed on the top of the moving seat, the upright posts on two sides of the portal frame are provided with symmetrical chutes, two ends of the moving seat are movably connected in the chutes, and then the screw rod on the top penetrates through a beam on the top of the portal frame and is connected with the adjusting hand wheel; the through hole is formed in the movable seat, the positioning ring assembly is arranged on the movable seat to surround the through hole, one end of the purging pipe is communicated with the water outlet sleeve through the flow guide connector in threaded connection, the other end of the purging pipe sequentially penetrates through the through hole and the positioning ring assembly, the movable seat is driven to move up and down through the rotary adjusting hand wheel, and therefore the height of the purging pipe is adjusted to adapt to hydrogen energy gas cylinders with different diameters, and the purging pipe is communicated with the drying mechanism through the flow guide connector.

The positioning ring assembly consists of a connecting plate, a moving cylinder and a positioning ring, wherein the moving cylinder and the positioning ring are fixed on the moving seat; the positioning ring is driven to move leftwards by the moving cylinder, so that the hydrogen energy gas cylinder on the conveying roller is pushed away from the positioning ring component, manual pushing away is avoided, and the working efficiency is further improved. The holding ring can adopt the nylon materials to make, with the hard contact of hydrogen energy gas cylinder when preventing to fix a position, harms the hydrogen energy gas cylinder, and the holding ring that adopts the nylon materials to make simultaneously is stand wear and tear the performance well, further improves life.

The cylinder pressing assembly comprises a right-angle frame fixed on the turnover conveying frame, a cylinder pressing cylinder fixed on the right-angle frame, and a cylinder pressing plate fixed at the piston end of the cylinder pressing cylinder, the cylinder pressing plate is driven to move downwards through the cylinder pressing cylinder, and a hydrogen energy cylinder positioned on a conveying roller of the turnover conveying frame is fixed on the turnover conveying frame.

The utility model discloses, simple structure, convenient to use, degree of automation is high, through first conveying mechanism with the hydrogen energy gas cylinder send to first tilting mechanism (being first station), simultaneously through second conveying mechanism with the hydrogen energy gas cylinder send to second tilting mechanism (being second station), the hydrogen energy gas cylinder on the later manual promotion two stations makes it with sweeping pipe subassembly spacing connection, fix the hydrogen energy gas cylinder through pressing the bottle subassembly, the upset cylinder drives the upset carriage and carries out 90 degrees upsets, carry out the hydrogen energy gas cylinder and pour water, the compressed air that provides the settlement time through drying mechanism sweeps the inside of hydrogen energy gas cylinder through sweeping the pipe in the process of pouring water, thereby pour water with higher speed, shorten the time of pouring water; when the compressed air is supplied for the set time, the drying mechanism supplies hot air for the set time to blow the inside of the hydrogen energy gas cylinder through the blowing pipe, and the inside of the hydrogen energy gas cylinder is dried; and the double stations are simultaneously used for pouring water and drying, so that the working efficiency is improved.

Drawings

Fig. 1 is a structural diagram of the embodiment of the present invention.

Fig. 2 is an enlarged view of the structure of the output mechanism in fig. 1.

Fig. 3 is a structural section view of a-a in fig. 1.

FIG. 4 is a structural cut-away view of C-C in FIG. 1.

Fig. 5 is a view showing the structure of the direction B in fig. 1.

Fig. 6 is an enlarged view of the structure of the drying mechanism of fig. 1.

Fig. 7 is an enlarged view of the structure of the purge tube assembly of fig. 5.

Fig. 8 is a structural section view of D-D in fig. 7.

In the figure: the device comprises a first conveying mechanism 1, a second conveying mechanism 2, a first turnover mechanism 3, a second turnover mechanism 4, an output mechanism 5, a drying mechanism 6, a control cabinet 7, a transition plate 8, a hydrogen energy gas cylinder 9 and an appearance detection table 10.

Detailed Description

As shown in fig. 1, the device for pouring water and drying inside a hydrogen energy gas cylinder comprises a first conveying mechanism 1, a second conveying mechanism 2, a first turnover mechanism 3, a second turnover mechanism 4, an output mechanism 5, a drying mechanism 6 and a control cabinet 7; a controller is arranged in the control cabinet 7, and the first conveying mechanism 1, the second conveying mechanism 2, the first turnover mechanism 3, the second turnover mechanism 4, the output mechanism 5 and the drying mechanism 6 are controlled to work by the controller; the first turnover mechanism 3 and the second turnover mechanism 4 are symmetrically arranged at the upper side and the lower side of the output mechanism 5, the first conveying mechanism 1 is connected to the left end of the first turnover mechanism 3, and the second conveying mechanism 2 is connected to the left end of the second turnover mechanism 4; the first turnover mechanism 3 and the second turnover mechanism 4 are structurally symmetrical and comprise a purging pipe assembly 31, a bottle discharging assembly 32, a turnover conveying frame 33, a base 34 and a bottle pressing assembly 35, wherein a plurality of conveying rollers 52 which are uniformly distributed are arranged on the turnover conveying frame 33, the right end of the turnover conveying frame 33 is hinged with the base 34, and the left end of the turnover conveying frame 33 is abutted against the base 34, so that the turnover conveying frame 33 is horizontally arranged at the top of the base 34, a turnover cylinder 341 is also arranged on the base 34, and the top end of a piston of the turnover cylinder 341 is connected with the turnover conveying frame 33; the overturning air cylinder 341 drives the overturning conveying frame 33 to overturn for 90 degrees by taking the hinged point as a fulcrum; the bottle discharging assembly 32 is arranged on the base 34, and the hydrogen energy bottle 9 placed on the conveying roller 52 is ejected out of the conveying roller 52 through an inclined plane arranged at the top; the purging pipe assembly 31 is arranged at the right end of the overturning conveying frame 33, and the bottle pressing assembly 35 is arranged in the middle of the overturning conveying frame 33; the drying mechanism 6 is respectively connected with the purging pipe assemblies 31 on the first turnover mechanism 3 and the second turnover mechanism 4 through the arranged pipelines. The bottle pressing assembly 35 is composed of a right-angle frame fixed on the turnover conveying frame, a bottle pressing cylinder fixed on the right-angle frame and a bottle pressing plate fixed at the piston end of the bottle pressing cylinder, the bottle pressing plate is driven to move downwards through the bottle pressing cylinder, and the hydrogen energy gas bottle 9 positioned on the conveying roller 52 of the turnover conveying frame 33 is fixed on the turnover conveying frame 33.

As shown in fig. 2, 3 and 4, the output mechanism 5 includes a conveying table 51, a plurality of conveying rollers 52 uniformly distributed on the conveying table 51, a driving motor 53, a transmission chain 54 and a bottle discharging assembly 32; the driving motor 53 drives the plurality of conveying rollers 52 to rotate through the transmission chain 54 for conveying, the bottle discharging assembly 32 is arranged on the conveying table 51, and the hydrogen energy gas bottle 9 positioned on the conveying rollers 52 is ejected away from the conveying rollers 52 through the bottle discharging assembly 32 and enters the appearance detecting table 10 arranged on one side of the conveying table 51. The first conveying mechanism 1 and the second conveying mechanism 2 have the same structure as the output mechanism 5 without the bottle discharging assembly 32.

As shown in fig. 5, a transition plate 8 is arranged between the top of the upper side edge of the conveying platform 51 and the top of the lower side edge of the turnover conveying frame 33 on the first turnover mechanism 3, and the transition plate 8 is used for transitioning the hydrogen energy gas cylinder 9 rolled out from the first turnover mechanism 3, so that the hydrogen energy gas cylinder 9 is prevented from entering the output mechanism 5 smoothly without transition; a transition plate 8 is also arranged between the top of the lower side edge of the conveying table 51 and the top of the upper side edge of the turnover conveying frame 33 on the second turnover mechanism 4, and the hydrogen energy gas cylinder 9 rolled out from the second turnover mechanism 4 is transited through the transition plate 8, so that the hydrogen energy gas cylinder 9 is prevented from smoothly entering the output mechanism 5 without transition.

As shown in fig. 2, the bottle discharging assembly 32 is composed of a bottle discharging cylinder 321 fixed on the base 34 or the conveying table 51, and an ejection block assembly 322 fixed on the top end of the piston of the bottle discharging cylinder 321; the cylinder 321 drives the ejection block assembly 322 to move upwards to eject the hydrogen energy cylinder 9 on the conveying roller 52. The ejection block assembly 322 is composed of a bottom plate and a plurality of ejection blocks uniformly distributed on the top of the bottom plate; the cylinder is connected with the bottle discharging cylinder 321 through the bottom plate, the distance between the top blocks is equal to the distance between the conveying rollers 52, the bottom plate is located below the conveying rollers 52 through the bottle discharging cylinder 321, each top block on the bottom plate is located between every two conveying rollers 52, the top surfaces of the top blocks are inclined planes, the height of the top surfaces is lower than that of the conveying rollers 52, and interference of the conveying rollers 52 in conveying the hydrogen energy gas bottles 9 is avoided.

As shown in fig. 1 and 6, the drying mechanism 6 is composed of an upper tee 61, a lower tee 62, two connecting pipes 63 with angle seat valves, a hot air blower 64 and an air pump 65, wherein the upper tee 61 and the lower tee 62 are connected through the two connecting pipes 63 with angle seat valves; one end of the lower tee 62 is connected with the output port of the air pump 65 through a pipeline, and the other end of the lower tee is connected with the air outlet of the hot air blower 64 through a pipeline; one end of the upper tee 61 is communicated with the purging pipe assembly 31 on the first turnover mechanism 3 through a pipeline, and the other end of the upper tee is communicated with the purging pipe assembly 31 on the second turnover mechanism 4 through a pipeline; compressed air is supplied to the blowing pipe assemblies 31 on the first turnover mechanism 3 and the second turnover mechanism 4 through the air pump 65, and hot air is supplied to the blowing pipe assemblies 31 on the first turnover mechanism 3 and the second turnover mechanism 4 through the hot air heater 64.

As shown in fig. 7 and 8, the purge tube assembly 31 includes a gantry 311, a moving seat 312, a screw 313, an adjusting handwheel 314, a purge tube 315, a water outlet sleeve 316, and a positioning ring assembly 317; the screw 313 is fixed on the top of the moving seat 312, symmetrical sliding grooves are formed in upright rods on two sides of the portal frame 311, two ends of the moving seat 312 are movably connected in the sliding grooves, and then the screw 313 on the top penetrates through a beam on the top of the portal frame 311 and is connected with the adjusting handwheel 314; the through hole is formed in the movable seat 312, the positioning ring assembly 317 is arranged on the movable seat 312 to surround the through hole, one end of the purging tube 315 is communicated with the flow guide connector in threaded connection with the water outlet sleeve 316, the other end of the purging tube passes through the through hole and the positioning ring assembly 317 in sequence, the movable seat 312 is driven to move up and down by rotating the adjusting hand wheel 314, therefore, the height of the purging tube 315 is adjusted to adapt to hydrogen energy gas cylinders 9 with different diameters, and the purging tube 315 is communicated with the drying mechanism through the flow guide connector. The positioning ring assembly 317 comprises a connecting plate 3171, a moving cylinder 3172 fixed on the moving seat 312 and a positioning ring 3173, wherein the top end of a piston of the moving cylinder 3172 passes through the moving seat 312 and is connected to one end of the connecting plate 3171, the positioning ring 3173 is fixed at the other end of the connecting plate 3171, and a hole position corresponding to the through hole on the moving seat 312 is arranged at one end of the connecting plate 3171 where the positioning ring 3173 is fixed; the positioning ring 3173 is driven to move leftwards by the moving cylinder 3172, so that the hydrogen energy gas cylinder 9 on the conveying roller 52 of the turnover conveying frame 33 is pushed away from the purging pipe 315, manual pushing away is avoided, and the working efficiency is further improved. The positioning ring 3173 can be made of nylon materials, so that the positioning ring is prevented from being in hard contact with the hydrogen energy gas cylinder 9 during positioning to damage the hydrogen energy gas cylinder 9, and meanwhile, the positioning ring made of the nylon materials is good in wear resistance, so that the service life is further prolonged.

When the device works, a power supply is connected externally, the hydrogen energy gas cylinder 9 is placed on the first conveying mechanism 1 and the second conveying mechanism 2, the first conveying mechanism 1 is controlled by the controller to convey the hydrogen energy gas cylinder 9 to the first turnover mechanism 3 (namely a first station), meanwhile, the second conveying mechanism 2 conveys the hydrogen energy gas cylinder 9 to the second turnover mechanism 4 (namely a second station), and then the first conveying mechanism 1 and the second conveying mechanism 2 stop working; the hydrogen energy gas bottle 9 positioned on the conveying roller 52 of the first turnover mechanism 3 and the second turnover mechanism 4 is respectively pushed forward by hand to be connected with the purging pipe assembly 31, so that the bottle mouth of the hydrogen energy gas bottle 9 is limited and connected in the positioning ring 3173, and the purging pipe 315 enters the hydrogen energy gas bottle 9; the cylinder pressing assembly 35 presses downwards to fix the hydrogen energy gas cylinder 9 on the turnover conveying frame 33, the turnover cylinder 341 drives the turnover conveying frame 33 to turn over for 90 degrees, so that the hydrogen energy gas cylinder 9 is turned upside down to pour water, the controller controls the drying mechanism 6 to work in the water pouring process, the drying mechanism 6 provides compressed air with set time, and the compressed air sweeps the inside of the hydrogen energy gas cylinder 9 through the sweeping pipe 315, so that the water pouring is accelerated; after the compressed air purging is finished, the drying mechanism 6 provides hot air for a set time, and the hot air purges the inside of the hydrogen energy cylinder 9 through the purging pipe 315; after the hot air blowing is finished, the controller controls the first turnover mechanism 3 to reset firstly, then the second turnover mechanism 4 resets again to form a sequence, the bottle pressing component 35 on the first turnover mechanism 3 resets, the positioning ring 3173 is driven to move leftwards by the moving cylinder 3172, thereby pushing the hydrogen energy gas cylinder 9 on the conveying roller 52 of the turnover conveying frame 33 away from the purging pipe 315, then ejecting the hydrogen energy gas cylinder 9 out through the cylinder outlet assembly 32 on the first turnover mechanism 3, enabling the hydrogen energy gas cylinder 9 to enter the output mechanism 5 after passing through the transition plate 8, and conveying the hydrogen energy gas cylinder by the output mechanism 5, when the hydrogen energy gas cylinder 9 moves to the position above the gas outlet assembly 32 on the output mechanism 5, the infrared sensor arranged at the position receives and feeds back signals to the controller, the controller controls the gas outlet assembly 32 on the output mechanism 5 to work to eject the hydrogen energy gas cylinder 9 out, and the hydrogen energy gas cylinder 9 slides into the appearance detection table 10 connected to one side of the output mechanism 5.

The utility model discloses, simple structure, convenient to use, degree of automation is high, and the duplex position is poured water simultaneously and is dried, improves work efficiency.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an inside drying device that pours water of hydrogen energy gas cylinder which characterized in that: the device is composed of a first conveying mechanism (1), a second conveying mechanism (2), a first turnover mechanism (3), a second turnover mechanism (4), an output mechanism (5), a drying mechanism (6) and a control cabinet (7); a controller is arranged in the control cabinet (7), and the first conveying mechanism (1), the second conveying mechanism (2), the first turnover mechanism (3), the second turnover mechanism (4), the output mechanism (5) and the drying mechanism (6) are controlled to work through the controller; the first turnover mechanism (3) and the second turnover mechanism (4) are symmetrically arranged on the upper side and the lower side of the output mechanism (5), the first conveying mechanism (1) is connected to the left end of the first turnover mechanism (3), and the second conveying mechanism (2) is connected to the left end of the second turnover mechanism (4); the first turnover mechanism (3) and the second turnover mechanism (4) are structurally symmetrical and comprise a purging pipe assembly (31), a bottle discharging assembly (32), a turnover conveying frame (33), a base (34) and a bottle pressing assembly (35), a plurality of conveying rollers (52) which are uniformly distributed are arranged on the turnover conveying frame (33), the right end of the turnover conveying frame (33) is hinged to the base (34), the left end of the turnover conveying frame (33) is abutted to the base (34), so that the turnover conveying frame (33) is horizontally arranged at the top of the base (34), a turnover cylinder (341) is further arranged on the base (34), and the top end of a piston of the turnover cylinder (341) is connected with the turnover conveying frame (33); the overturning air cylinder (341) drives the overturning conveying frame (33) to overturn for 90 degrees by taking the hinged point as a fulcrum; the bottle discharging assembly (32) is arranged on the base (34), and the hydrogen energy gas bottle (9) placed on the conveying roller (52) is ejected out of the conveying roller (52) through an inclined plane arranged at the top; the purging pipe assembly (31) is arranged at the right end of the overturning conveying frame (33), and the bottle pressing assembly (35) is arranged in the middle of the overturning conveying frame (33); and the drying mechanism (6) is respectively connected with the purging pipe assemblies (31) on the first turnover mechanism (3) and the second turnover mechanism (4) through the arranged pipelines.

2. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 1, characterized in that: the output mechanism (5) comprises a conveying platform (51), a plurality of conveying rollers (52) uniformly distributed on the conveying platform (51), a driving motor (53), a transmission chain (54) and a bottle discharging assembly (32); the driving motor (53) drives the plurality of conveying rollers (52) to rotate through a transmission chain (54) for conveying, the bottle discharging assembly (32) is arranged on the conveying table (51), and the hydrogen energy gas bottle (9) positioned on the conveying rollers (52) is ejected away from the conveying rollers (52) through the bottle discharging assembly (32) and enters the appearance detection table (10) arranged on one side of the conveying table (51); the first conveying mechanism (1) and the second conveying mechanism (2) have the same structure as the output mechanism (5) without the bottle discharging assembly (32).

3. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 2, characterized in that: a transition plate (8) is arranged between the top of the edge of the upper side of the conveying table (51) and the top of the edge of the lower side of the turnover conveying frame (33) on the first turnover mechanism (3), and a hydrogen energy gas cylinder (9) rolled out of the first turnover mechanism (3) is transited through the transition plate (8) to prevent the hydrogen energy gas cylinder (9) from smoothly entering the output mechanism (5) without transition; a transition plate (8) is arranged between the top of the lower side edge of the conveying table (51) and the top of the upper side edge of the turnover conveying frame (33) on the second turnover mechanism (4), and a hydrogen energy gas cylinder (9) rolled out of the second turnover mechanism (4) is transited through the transition plate (8).

4. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 2, characterized in that: the bottle discharging assembly (32) consists of a bottle discharging cylinder (321) fixed on the base (34) or the conveying table (51) and an ejection block assembly (322) fixed at the top end of a piston of the bottle discharging cylinder (321); the ejection block assembly (322) is driven to move upwards by the bottle-discharging cylinder (321) to eject the hydrogen energy bottle (9) on the conveying roller (52).

5. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 4, characterized in that: the ejection block assembly (322) consists of a bottom plate and a plurality of ejection blocks uniformly distributed on the top of the bottom plate; the bottle pushing device is connected with a bottle discharging cylinder (321) through a bottom plate, the distance between the top blocks is equal to the distance between the conveying rollers (52), the bottom plate is located below the conveying rollers (52) through the bottle discharging cylinder (321), each top block on the bottom plate is located between every two conveying rollers (52), the top surface of each top block is an inclined surface, and the height of each top surface is lower than that of each conveying roller (52).

6. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 1, characterized in that: the drying mechanism (6) consists of an upper tee joint (61), a lower tee joint (62), two connecting pipes (63) with angle seat valves, a hot air blower (64) and an air pump (65), wherein the upper tee joint (61) is connected with the lower tee joint (62) through the two connecting pipes (63) with angle seat valves; one end of the lower tee joint (62) is connected with an output port of the air pump (65) through a pipeline, and the other end of the lower tee joint is connected with an air outlet of the hot air blower (64) through a pipeline; one end of the upper tee joint (61) is communicated with a purging pipe assembly (31) on the first turnover mechanism (3) through a pipeline, and the other end of the upper tee joint is communicated with a purging pipe assembly (31) on the second turnover mechanism (4) through a pipeline; compressed air is provided for the purging pipe assemblies (31) on the first turnover mechanism (3) and the second turnover mechanism (4) through an air pump (65), and hot air is provided for the purging pipe assemblies (31) on the first turnover mechanism (3) and the second turnover mechanism (4) through a hot air blower (64).

7. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 1, characterized in that: the purging pipe assembly (31) comprises a portal frame (311), a moving seat (312), a screw (313), an adjusting hand wheel (314), a purging pipe (315), a water outlet sleeve (316) and a positioning ring assembly (317); the screw (313) is fixed on the top of the moving seat (312), the upright posts on two sides of the portal frame (311) are provided with symmetrical chutes, two ends of the moving seat (312) are movably connected in the chutes, and then the screw (313) on the top penetrates through a cross beam on the top of the portal frame (311) and then is connected with the adjusting hand wheel (314); remove and be equipped with the through-hole on seat (312), locating ring subassembly (317) set up and surround the through-hole on removing seat (312), sweep pipe (315) one end and go out water jacket (316) and go up threaded connection's water conservancy diversion and connect the intercommunication, the other end passes through the through-hole in proper order, locating ring subassembly (317), drive through rotation adjusting hand wheel (314) and remove seat (312) and reciprocate to highly adjusting sweeping pipe (315), in order to adapt to the hydrogen energy gas cylinder (9) of different diameters, sweep pipe (315) and connect and dry the mechanism intercommunication through the water conservancy diversion.

8. The internal water pouring and drying device for the hydrogen energy gas cylinder according to claim 7 is characterized in that: the positioning ring assembly (317) consists of a connecting plate (3171), a moving cylinder (3172) fixed on the moving seat (312) and a positioning ring (3173), the top end of a piston of the moving cylinder (3172) penetrates through the moving seat (312) and is connected to one end of the connecting plate (3171), the positioning ring (3173) is fixed to the other end of the connecting plate (3171), and a hole position corresponding to the through hole in the moving seat (312) is formed in one end of the connecting plate (3171) where the positioning ring (3173) is fixed; the positioning ring (3173) is driven to move leftwards by the moving cylinder (3172), so that the hydrogen energy gas bottle (9) on the conveying roller (52) of the turnover conveying frame (33) is pushed away from the purging pipe (315).

9. The internal water pouring and drying device for the hydrogen energy gas cylinder as claimed in claim 1, characterized in that: and the bottle pressing component (35) consists of a right-angle frame fixed on the turnover conveying frame, a bottle pressing cylinder fixed on the right-angle frame and a bottle pressing plate fixed at the piston end of the bottle pressing cylinder.