CN220645126U - Storage tank construction wall trailer device - Google Patents

Abstract

The utility model discloses a storage tank construction wall trailer device, which comprises: the frame body structure provides two states of opening and closing, the frame body structure comprises a bottom plate, a frame hinge, a trailer frame, a wheel frame, a change gear, a support frame, a magnet, a ferromagnetic sheet, a fixing frame, a threaded hole, a fixing sheet and a fixing bolt, and the supporting mechanism comprises a motor, a speed reducer, a rotating plate, a hydraulic cylinder, a telescopic rod, a pedal plate, a supporting rod, a wheel box and a roller.

Description

Storage tank construction wall trailer device

Technical Field

The utility model relates to the technical field of storage tank construction, in particular to a wall trailer device for storage tank construction.

Background

The storage tank is used for storing chemicals extracted from acid, alkali, alcohol, gas, liquid and the like. The storage tank is widely arranged in North China, and basically comprises the following components according to different materials: polyethylene storage tanks, polypropylene storage tanks, glass fiber reinforced plastic storage tanks, ceramic storage tanks, rubber storage tanks, stainless steel storage tanks, and the like. In terms of cost performance of the storage tank, the steel lining polyethylene storage tank is most superior, has excellent corrosion resistance, high strength, long service life and the like, and can be manufactured into various types such as vertical type, horizontal type, transportation, stirring and the like.

In the construction process of the storage tank, a wall trailer device is usually used for carrying out sliding auxiliary construction on an outer wall rail of the wall trailer device, and the existing novel wall-mounted vehicle device for storage tank construction is disclosed as the novel wall-mounted vehicle device with the application number of CN201821092010.2, and can drive a rotating plate to rotate through a motor, so that a worker can conveniently rotate during working, the adaptability of the wall-mounted vehicle device is improved, and the auxiliary rotation and the supporting effect improvement are facilitated through two groups of struts and two groups of pulleys; the standing plates on the four groups of telescopic rods can be driven to move by the four groups of electric cylinders, so that the standing height of a worker can be conveniently adjusted, and the use limitation of the worker is reduced; moreover, the working workpiece of the staff can be conveniently placed through the placing box, so that the practicability of the working workpiece is improved, the placing box can longitudinally slide relative to the sliding groove, the placing adaptability is improved, the placing box and the sliding groove can be mechanically locked, and the placing box is further fixed conveniently.

However, because the device is fixed frame design, outside staff gets into inside comparatively inconvenient, and inner structure overhauls the difficulty, and the practicality is poor.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the wall-mounted trailer device for the storage tank construction, which has two states of closing, screwing, fixing, opening, sucking and supporting, is convenient to switch, use and overhaul, and improves the practicability.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: a tank construction wall trailer arrangement, comprising:

the frame structure comprises a bottom plate, a trailer frame connected with one side edge of the bottom plate through a pivot (for example, through a frame hinge, one page piece of the frame hinge is fixed on the top surface of the bottom plate, the other page piece is fixed on the trailer frame), a wheel frame fixed on the top surface of the trailer frame, a change gear rotatably connected inside the wheel frame and restrained on an outer rail of a storage tank in a rolling way, a support frame extending from one side of the bottom plate and used for supporting the opened trailer frame, a magnet fixed on one end of the support frame far away from the bottom plate, a fixing frame fixed on the bottom surface of the trailer frame and capable of being attracted with the magnet when the trailer frame is opened, a threaded hole formed in the top end of the fixing frame, a fixing piece which is respectively connected with the front side edge and the rear side edge of the trailer frame and extends outwards, the trailer frame can prop against the top end of the fixing frame after being closed, and a fixing bolt which is screwed into the fixing bolt after the trailer frame and the bottom plate are closed.

The supporting mechanism is fixed on the bottom plate and comprises a motor (the motor is fixed at the center of the bottom plate for example), a speed reducer connected with the output end of the motor (the output end of the motor faces upwards), a rotating plate connected with the output end of the speed reducer, a hydraulic cylinder fixed on the bottom surface of the rotating plate, a telescopic rod movably connected with the output end of the hydraulic cylinder and extending out of the rotating plate along the cylinder barrel of the hydraulic cylinder, a pedal fixed at the top end of the telescopic rod, a supporting rod fixed below the rotating plate, a wheel box fixed at the bottom end of the supporting rod and a roller connected in the wheel box in a rotating manner and rolling on the bottom plate.

As to the way in which the change gear is constrained to the outer rail of the tank, which is known in the art, reference is made to CN208545958U.

Further, the trailer frame is left and right open-ended cuboid, including leading flank, trailing flank and the upside and the downside of connecting the leading flank, and when the trailer frame was in the open mode, the height of trailer frame was unanimous with the length of bottom plate left and right directions, and the length of trailer frame left and right directions was unanimous with the height of mount for the stationary blade just supported the top of mount when the trailer frame was closed.

Further, the frame hinge is fixed on one side of the bottom plate and is movably connected with the lower part of one side face of the trailer frame, and the number of the frame hinges can be two, for example, and the frame hinges are respectively arranged on two sides of the supporting frame.

Further, the wheel carrier is fixed in the middle of the upper side of the trailer frame.

Further, the support frame may be, for example, L-shaped, wherein a horizontal portion is connected to a middle portion of a side of the fixed frame hinge of the base plate, and a vertical portion supports the opened trailer frame.

Further, the magnet is fixed on the top of the vertical part of the support frame, and the top of the ferromagnetic piece is connected with the middle part of the lower side surface of the trailer frame.

Further, the fixing frames can be cuboid columns, the number of the fixing frames is two, the fixing frames are respectively fixed in the middle parts of the front side and the rear side of the bottom plate, and when the trailer frame is closed, the middle parts of the front side and the rear side of the trailer frame are respectively connected with the lower sides of the inner ends of the fixing frames.

Further, the number of the fixing pieces is two, and the fixing pieces are respectively fixed at the middle parts of the front side edge and the rear side edge of the trailer frame far away from the bottom plate 1.

Further, the input end of the speed reducer is connected with the output end of the motor, and the middle part of the bottom end of the rotating plate is connected with the output end of the speed reducer.

Further, the bracing piece perpendicular connection is in the revolving plate below, and the bracing piece is a plurality of, for example can be 4, and the bracing piece is preferably fixed in the bottom outer loop side of revolving plate, and a plurality of bracing pieces are along the outer loop side evenly distributed of revolving plate, and every group bracing piece bottom is connected with a set of wheel box top respectively.

The outer ring side of the bottom surface of the rotating plate is connected with the top ends of the plurality of groups of hydraulic cylinders, the plurality of groups of telescopic rods are connected with the bottom surface of the pedal together, and the telescopic rods move up and down to realize the lifting or lowering of the pedal.

Preferably, the trailer frame further comprises a message board fixed on the front side or the rear side of the trailer frame.

Preferably, the trailer further comprises a handle bar frame extending from the left side of the trailer frame and a handle bar fixedly connected with the handle bar frame, each corner side of the left end of the trailer frame protrudes leftwards, the four protrusions jointly form the handle bar frame, and one handle bar is connected between every two adjacent protrusions.

Preferably, the device also comprises a receiving box fixed on the front side surface of the trailer frame, a box cover covering the receiving box and movably connected with the receiving box, and a cover hinge for connecting the receiving box and the box cover.

Preferably, the device further comprises a clamping groove arranged inside the accommodating box.

Advantageous effects

Compared with the prior art, the utility model provides a storage tank construction wall trailer device, which has the following beneficial effects:

when carrying out the storage tank construction, the trailer frame is in vertical bottom plate top and closes the closed state, stationary blade and mount top coincide mutually, it is inboard at the screw hole to make the trailer frame close to close fixedly by the fixing bolt spiral shell dress, the change gear roll constraint is on the storage tank outer rail, restraint removal and fixed through the wheel carrier, when overhauling, take out fixing bolt spiral shell dress at the screw hole, break away from stationary blade and mount, make the trailer frame be restrained at the bottom plate top by the frame hinge and open, then ferromagnetic sheet and magnet effect actuation, under the connection of support frame and bottom plate, the trailer frame is opened fixedly, have and close two kinds of states that close spiral shell dress is fixed and open actuation support, the convenience switches the use and overhauls, the practicality is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a right side view of FIG. 1 in accordance with the present utility model;

FIG. 3 is a rear view of FIG. 1 of the present utility model;

fig. 4 is a left side view of fig. 1 in accordance with the present utility model.

Reference numerals:

1. a bottom plate; 2. a frame hinge; 3. a trailer frame; 4. a wheel carrier; 5. a change gear; 6. a support frame; 7. a magnet; 8. a ferromagnetic sheet; 9. a fixing frame; 10. a threaded hole; 11. a fixing piece; 12. a fixing bolt; 13. a motor; 14. a speed reducer; 15. a rotating plate; 16. a hydraulic cylinder; 17. a telescopic rod; 18. a pedal; 19. information cards; 20. a handle bar frame; 21. a handle bar; 22. a storage box; 23. a cover hinge; 24. a box cover; 25. a clamping groove; 26. a support rod; 27. a wheel box; 28. and a roller.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, a tank construction wall trailer apparatus comprising: the frame structure comprises a bottom plate 1, a trailer frame 3 connected with one side edge of the bottom plate 1 through a pivot (for example, connected through a frame hinge 2, one page piece of the frame hinge is fixed on the top surface of the bottom plate 1, the other page piece is fixed on the trailer frame 3), a wheel carrier 4 fixed on the top surface of the trailer frame 3, a change gear 5 rotatably connected inside the wheel carrier 4 and restrained on an outer rail of a storage tank in a rolling way, a support frame 6 extending from one side (left side in the drawing) of the bottom plate 1 and used for supporting the opened trailer frame 3, a magnet 7 fixed on one end of the support frame 6 far away from the bottom plate 1, a ferromagnetic piece 8 fixed on the bottom surface of the trailer frame 3 and capable of being attracted with the magnet 7 when the trailer frame 3 is opened, a fixing frame 9 connected on two opposite side edges (front side and rear side) of the bottom plate and not pivoted with the trailer frame 3 and extending upwards, a threaded hole 10 formed at the top end of the fixing frame 9, a support frame 11 respectively connected with two side edges of the trailer frame 3 and extending towards the outside the wheel carrier 4 and being rotatably restrained on an outer rail of the storage tank, a fixing frame 11 screwed into the top end of the fixing frame 9 and a threaded bolt 11 screwed into the fixing frame 11 and a threaded hole 12 fixed on the top of the fixing frame.

In one embodiment, the base plate 1 has dimensions of 100cm, 3cm in length, width, and thickness, respectively.

The trailer frame 3 is cuboid or square with left and right openings, in one embodiment, the length, width and height dimensions are 100cm, 100cm and 100cm respectively, and the trailer frame 3 comprises a front side surface, a rear side surface, an upper side surface (top surface) and a lower side surface (bottom surface) which are connected with the front side surface and the rear side surface, when the trailer frame 3 is in an open state, the height of the trailer frame 3 is consistent with the length of the bottom plate 1 in the left and right directions, and the length of the trailer frame 3 in the left and right directions is consistent with the height of the fixing frame 9, so that the fixing sheet just abuts against the top end of the fixing frame 9 when the trailer frame 3 is closed.

The frame hinges 2 are fixed to one side (left side in the drawing) of the base plate 1 and are movably connected to a lower portion of one side of the trailer frame 3 (right side of a lower side (bottom surface) of the trailer frame 3 in the drawing), and the number of the frame hinges 2 may be two, for example, and may be respectively disposed on both sides of the support frame 6.

The wheel carrier 4 is fixed to the middle of the upper side of the trailer frame 3.

The support frame 6 may be, for example, L-shaped, wherein a horizontal portion is connected to a middle portion of the side of the floor 1 near the trailer frame 3, a vertical portion supports the opened trailer frame 3, and a magnet 7 is fixed to a top end of the vertical portion of the support frame 6.

The top end of the ferromagnetic sheet 8 is connected with the middle part of the lower side surface of the trailer frame 3.

The fixing frames 9 can be, for example, rectangular column-shaped, and have length, width and height dimensions of 5cm, 3cm and 98cm respectively, the number of the fixing frames 9 is two, the fixing frames are respectively fixed at the middle parts of the front side and the rear side of the bottom plate 1, and when the trailer frame 3 is closed, the middle parts of the front side and the rear side of the trailer frame 3 are respectively connected with the inner sides of a group of fixing frames 9.

The number of the fixing pieces 11 is two, and the fixing pieces are respectively fixed at the middle parts of the front side and the rear side of the trailer frame far away from the bottom plate 1.

The supporting mechanism is used for supporting constructors; when the storage tank is constructed, the trailer frame 3 is in a vertical closed state at the top end of the bottom plate 1, the top ends of the fixing sheets 11 and the fixing frame 9 are overlapped, the fixing sheets are screwed on the inner side of the threaded holes 10 by the fixing bolts 12, so that the trailer frame 3 is closed and fixed, the change gear 5 is restrained on the outer rail of the storage tank in a rolling manner, restrained movement and fixation are performed through the wheel frame 4, when overhauling is performed, the fixing bolts 12 are screwed out from the threaded holes 10, the fixing sheets 11 and the fixing frame 9 are separated, the trailer frame 3 is restrained by the frame hinge 2 to be opened at the top end of the bottom plate 1, then the ferromagnetic sheets 8 and the magnet 7 are in attraction, and the trailer frame 3 is opened and fixed under the connection of the supporting frame 6 and the bottom plate 1, so that the two states of closed and screwed fixing and opened attraction support are convenient to switch, use and overhauling are improved.

The supporting mechanism is fixed on the bottom plate 1 and comprises a motor 13 (the motor is fixed at the center of the bottom plate for example) fixed on the bottom plate 1, a speed reducer 14 connected with the output end of the motor 13 (the output end of the motor faces upwards), a rotating plate 15 connected with the output end of the speed reducer 14, a hydraulic cylinder 16 fixed on the bottom surface of the rotating plate, a telescopic rod 17 movably connected with the output end of the hydraulic cylinder and penetrating out of the rotating plate 15 along the cylinder barrel of the hydraulic cylinder, a pedal 18 fixed at the top end of the telescopic rod 17, a supporting rod 26 fixed below the rotating plate 15, a wheel box 27 fixed at the bottom end of the supporting rod 26 and a roller 28 rotatably connected in the wheel box 27 and rolling on the bottom plate 1.

The input end of the speed reducer 14 is connected with the output end of the motor 13.

The middle part of the bottom end of the rotating plate 15 is connected with the output end of the speed reducer.

The support rods 26 are vertically connected below the rotating plate, for example, 4 support rods 26 are provided, the support rods 26 are preferably fixed on the outer ring side of the bottom end of the rotating plate 15, the support rods 26 are uniformly distributed along the outer ring side of the rotating plate, and the bottom ends of each group of support rods 26 are respectively connected with the top ends of a group of wheel boxes 27.

The outer ring side of the bottom surface of the rotating plate 15 is connected with the top ends of a plurality of groups of hydraulic cylinders 16, a plurality of groups of telescopic rods 17 are connected with the bottom surface of the pedal 18 together, and the telescopic rods 17 move up and down to realize the lifting or lowering of the pedal.

The motor 13 operates, the rotating plate 15 is rotated by decelerating through the speed reducer 14 and is supported by a plurality of groups of supporting rods 26 together, the top surface of the roller 28 contacted with the bottom plate 1 is restrained to roll by the wheel box 27, in addition, a plurality of groups of hydraulic cylinders 16 operate together, so that the corresponding telescopic rods 17 drive the pedal plate 18 to lift, and the rotating plate can rotate and lift constructors, so that the construction is more convenient.

The information card 19 is fixed on the front side or the rear side of the trailer frame, and the information card 19 can display device information, so that the auxiliary use is convenient to read, and the convenience is improved.

The trailer comprises a trailer frame, a handle bar frame 20 and a handle bar 21, wherein the handle bar frame 20 extends from the left side of the trailer frame, the handle bar 21 is fixedly connected with the handle bar frame, each corner side of the left end of the trailer frame 3 protrudes leftwards, the handle bar frame 20 is formed by four bulges, and the handle bar 21 is connected between the adjacent bulges; the handle bar 21 is held under the connection of the handle bar frame 20, so that a constructor can stand stably in the trailer frame 3 conveniently, and the trailer frame 3 can be opened and closed, and convenience is improved.

The trailer frame also comprises a receiving box 22 fixed on the front side surface of the trailer frame, a box cover 24 covering the receiving box and movably connected with the receiving box 22, and a cover hinge 23 for connecting the receiving box 22 and the box cover 24, wherein articles can be received by the receiving box 22, and the box cover 24 is closed under the restraint of the cover hinge 23 for protection, thereby increasing the functionality.

The device also comprises a clamping groove 25 arranged in the accommodating box; the correspondingly placed spare part tools and the like can be clamped through the clamping grooves 25, so that activities are avoided, and reliability is improved.

In this application, the floor 1, the trailer frame 3, the wheel frame 4, etc. may be made of a metallic material such as steel.

To sum up, a storage tank construction wall trailer device is when using, when carrying out the storage tank construction, trailer frame 3 is in vertical bottom plate 1 top closes the closed state, stationary blade 11 and mount 9 top coincide mutually, by fixing bolt 12 spiral shell dress is inboard at screw hole 10, make trailer frame 3 close and close fixedly, change gear 5 roll constraint on the storage tank outer rail, carry out restraint removal and fixed through wheel carrier 4, and motor 13 operation, it rotates to make revolving plate 15 to slow down through speed reducer 14, and support jointly by multiunit bracing piece 26, gyro wheel 28 contact bottom plate 1 top surface is retrained to roll by wheel box 27, in addition multiunit pneumatic cylinder 16 jointly operates, make corresponding telescopic link 17 drive pedal 18 go up and down, can rotate with the lift to constructor, the construction is more convenient, when carrying out the maintenance, take out the fixing bolt 12 at screw hole 10 spiral shell dress, break away stationary blade 11 and mount 9, make trailer frame 3 be restrained at bottom plate 1 top by frame hinge 2 open, then iron magnetic sheet 8 and magnet 7 effect absorption, under the connection of support frame 6 and bottom plate 1, trailer frame 3 opens fixedly, in addition, through information 19 display device information, the improvement, convenience is provided with a plurality of handhold bars 21, the improvement, can be put down in order to put down in the facility at the lid 20, the facility, can be put down in order to improve the facility, the facility is realized in the facility, and can be put down in the facility is realized in the facility, and is convenient to take-up the place at the facility is at the facility, and is placed in the facility is placed in the place of the facility is at the facility of the facility, and is kept down, and can be kept convenient to be placed under the facility, and is convenient to be used for the facility, and can be placed under the facility is 20, and convenient, and can be kept in the facility is convenient to be placed under the facility is 20, and convenient to be placed under the facility and convenient to the facility and convenient.

The motor 13 and the hydraulic cylinder 16 are known devices directly purchased in the market for those skilled in the art, only the motor 13 and the hydraulic cylinder 16 are used herein, and are not improved in structure and function, and the motor 13 and the hydraulic cylinder 16 are provided with control switches matched with the motor 13 and the hydraulic cylinder 16, wherein the mounting positions of the control switches are selected according to actual use requirements, so that the operation control of operators is facilitated.

The foregoing description of the preferred embodiments of the present utility model has been presented for purposes of illustration and not of limitation. Many variations or modifications may be made by one of ordinary skill in the art without departing from the spirit and scope of the utility model. Such changes or modifications are intended to be included within the scope of the appended claims.

Claims (9)

1. A tank construction wall trailer arrangement, characterized in that it comprises: the frame structure capable of being opened and closed, a supporting mechanism sleeved by the frame structure and used for being used for a constructor to stand, the frame structure comprises a bottom plate (1), a trailer frame (3) connected with one side edge of the bottom plate (1) through a pivot, a wheel frame (4) fixed on the top surface of the trailer frame (3), a change gear (5) rotatably connected inside the wheel frame (4) and restrained on an outer rail of a storage tank in a rolling way, a supporting frame (6) extending from one side of the bottom plate (1) and used for supporting the opened trailer frame (3), a magnet (7) fixed on the supporting frame (6) and far away from one end of the bottom plate (1), a ferromagnetic sheet (8) fixed on the bottom surface of the trailer frame (3) and capable of being attracted with the magnet (7) when the trailer frame (3) is opened, a fixing frame (9) connected with two opposite side edges of the bottom plate and not pivoted on the trailer frame (3) through a pivot, a threaded hole (10) arranged on the top end of the fixing frame (9), a supporting frame (3) respectively connected with the front side edge and the rear side edge of the trailer frame (3) in a rolling way, a supporting frame (6) extending outwards and used for supporting the opened trailer frame (1), a magnet (7) fixed on the top end of the trailer frame (9) and a fixing sheet (11) capable of being screwed into the fixing frame (12) through a threaded hole after the fixing frame (12) is screwed into the fixing frame (12),

the supporting mechanism is fixed on the bottom plate (1) and comprises a motor (13) fixed on the bottom plate (1), a speed reducer (14) connected with the output end of the motor (13), a rotating plate (15) connected with the output end of the speed reducer (14), a hydraulic cylinder (16) fixed on the bottom surface of the rotating plate, a telescopic rod (17) movably connected with the output end of the hydraulic cylinder and penetrating out of the rotating plate (15) along the cylinder barrel of the hydraulic cylinder, a pedal (18) fixed on the top end of the telescopic rod (17), a supporting rod (26) fixed below the rotating plate (15), a wheel box (27) fixed on the bottom end of the supporting rod (26) and a roller (28) rotatably connected in the wheel box (27) and rolling on the bottom plate (1);

the trailer frame (3) is left and right open cuboid, including leading flank, trailing flank and the upside and the downside of connecting the leading flank, when trailer frame (3) are in the open mode, the height of trailer frame (3) is unanimous with the length of bottom plate (1) left and right directions, and the length of trailer frame (3) left and right directions is unanimous with the height of mount (9) for the stationary blade just supports the top of mount (9) when trailer frame (3) are closed.

2. The tank construction wall-mounted vehicle device according to claim 1, wherein the wheel frame (4) is fixed to the middle part of the upper side surface of the trailer frame (3); and/or

The support frame (6) is L-shaped, wherein the horizontal part is connected with the middle part of one side of the fixed frame hinge of the bottom plate (1), and the vertical part supports the opened trailer frame (3).

3. The tank construction wall-mounted vehicle device according to claim 1 or 2, wherein the magnet (7) is fixed to the top end of the vertical portion of the support frame (6); and/or

The top end of the ferromagnetic sheet (8) is connected with the middle part of the lower side surface of the trailer frame (3).

4. The wall-mounted vehicle device for storage tank construction according to claim 1 or 2, wherein the fixing frames (9) are cuboid columns, the number of the fixing frames (9) is two, the fixing frames are respectively fixed at the middle parts of the front side and the rear side of the bottom plate (1), when the trailer frame (3) is closed, the middle parts of the front side and the rear side of the trailer frame (3) are respectively connected with the lower sides of the inner ends of a group of fixing frames (9), and/or

The number of the fixing sheets (11) is two, and the fixing sheets are respectively fixed in the middle parts of the front side edge and the rear side edge of the trailer frame far away from the bottom plate (1).

5. The wall-mounted vehicle device for storage tank construction according to claim 1 or 2, wherein the input end of the speed reducer (14) is connected with the output end of the motor (13),

the middle part of the bottom end of the rotating plate (15) is connected with the output end of the speed reducer,

the bracing piece (26) is connected perpendicularly in the revolving plate below, and bracing piece (26) are a plurality of, and bracing piece (26) are fixed in the bottom outer loop side of revolving plate (15), and a plurality of bracing pieces (26) are along the outer loop side evenly distributed of revolving plate, and every group bracing piece (26) bottom is connected with a set of wheel box (27) top respectively.

6. The tank construction wall hanging vehicle device according to claim 1 or 2, further comprising a message board (19) fixed to the front side or the rear side of the trailer frame.

7. The tank construction wall-mounted vehicle device according to claim 1 or 2, further comprising a handle bar frame (20) extending from the left side of the trailer frame and a handle bar (21) fixedly connected to the handle bar frame, wherein each corner side of the left end of the trailer frame (3) protrudes to the left side, and four protrusions together form the handle bar frame (20), and one handle bar (21) is connected between adjacent protrusions.

8. The tank construction wall-mounted vehicle device according to claim 1 or 2, further comprising a receiving box (22) fixed on the front side of the trailer frame, a box cover (24) covering the receiving box and movably connected with the receiving box, and a cover hinge (23) for connecting the receiving box (22) and the box cover (24).

9. The tank construction wall-mounted vehicle device according to claim 8, further comprising a clamping groove (25) provided inside the housing box (22).