CN215439326U

CN215439326U - Adjustable lifting device for galvanized pot transportation

Info

Publication number: CN215439326U
Application number: CN202120864293.3U
Authority: CN
Inventors: 张洪波; 杨凤刚
Original assignee: Tianjin Yirunding Metal Technology Co ltd
Current assignee: Tianjin Yirunding Metal Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2022-01-07
Anticipated expiration: 2031-04-25

Abstract

The utility model belongs to the technical field of galvanized pot lifting means and specifically relates to a lifting device is used in transportation of adjustable galvanized pot is related to, and it is used for lifting by crane the galvanized pot, lifting device includes left piece and the right piece of lifting by crane, and left piece and the right piece of lifting by crane all include base, crane and lifting unit, crane and base sliding connection are provided with the elevating system who is used for realizing the crane lift between crane and the base, lifting unit and crane fixed connection, and two lifting unit one ends of left piece and the right piece of lifting by crane articulate the cooperation with the lug of galvanized pot both sides respectively. In this application, realized the controllability of promotion portion height position to can adjust according to the high size change of galvanized pot, reduce the appearance that can't hoist the galvanized pot condition, reach the effect that has improved the galvanized pot and lift by crane work and accomplish the probability.

Description

Adjustable lifting device for galvanized pot transportation

Technical Field

The application relates to the field of galvanized pot lifting equipment, in particular to an adjustable lifting device for galvanized pot transportation.

Background

At present, a galvanizing pot is used for plating a zinc layer with strong corrosion resistance on the surface of a metal workpiece, and the zinc layer isolates the surface of the metal workpiece from oxygen and moisture in the air to play a role in rust prevention; when transporting the galvanized pot, the galvanized pot needs to be lifted by utilizing lifting equipment, and then the galvanized pot is placed on a transport vehicle for transportation.

The common hoisting equipment comprises a crane and a portal frame, the crane is positioned at the top of the portal frame, the crane is provided with a lifting device, and the lifting device is matched with a lifting lug of a galvanized pot for use. When the traveling crane is used for hoisting the galvanized pot, the traveling crane stretches across the upper part of the galvanized pot, the portal frame provides support for the traveling crane, and then the galvanized pot is hoisted by the hoisting device.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the travelling crane is fixed at the top of the gantry, and when the height of the galvanized pot is increased, the travelling crane cannot lift the galvanized pot, so that the completion probability of the lifting work of the galvanized pot is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the completion probability of galvanized pot lifting work, this application provides an adjustable lifting device for galvanized pot transportation.

The application provides a lifting device is used in transportation of adjustable galvanized pot adopts following technical scheme:

the utility model provides an adjustable lifting device for galvanized pot transportation for lift by crane the galvanized pot, lifting device includes that a left side lifts by crane and lifts by crane the piece with the right side, and a left side lifts by crane and lifts by crane the piece with the right side and all includes base, crane and the promotion portion that is used for promoting the galvanized pot, crane and base sliding connection are provided with the elevating system who is used for realizing the crane lift between crane and the base, promotion portion and crane fixed connection.

By adopting the technical scheme, the two lifting parts of the left lifting piece and the right lifting piece are used for respectively lifting the two sides of the galvanized pot, so that the stress area of the galvanized pot is increased, and the lifting movement stability of the galvanized pot is improved; the lifting frame is connected with the base in a sliding manner, so that the height adjustability of the lifting frame is realized, the lifting mechanism can be used for lifting the lifting frame according to the height size of the galvanized pot, the lifting frame drives the lifting part to lift synchronously, and the high adaptability of the lifting device is realized; through the setting of a left side lifting piece, a right side lifting piece and elevating system, realized lifting portion height position's controllability to can adjust according to the high dimensional change of galvanized pot, reduce the appearance that can't lift the galvanized pot condition, reach the effect that has improved galvanized pot and lifted by crane the work and accomplish the probability.

Optionally, the guiding hole has been seted up at the base top, and in crane one end inserted the guiding hole, the crane slided along the guiding hole, and logical groove has been seted up to the guiding hole lateral wall, leads to the inslot and is provided with the carriage release lever, carriage release lever and logical groove sliding connection, carriage release lever one end and crane fixed connection.

By adopting the technical scheme, one end of the lifting frame is inserted into the guide hole, and the side wall of the guide hole guides the lifting of the lifting frame in the base, so that the offset generated in the lifting process of the lifting frame is reduced; because lead to the groove and offer in guiding hole lateral wall department to and carriage release lever one end and crane fixed connection, the lifter removes can drive the carriage release lever synchronous emergence, leads to the groove and leads for the removal of carriage release lever, leads to the moving range that the groove lateral wall has restricted the carriage release lever simultaneously, and then carries on spacingly to the lift of crane, reduces the probability that the crane breaks away from the base, has improved the stability that the crane goes up and down.

Optionally, the lifting mechanism comprises a lifting screw rod, a screw hole is formed in the bottom wall of the guide hole, one end of the lifting screw rod is rotatably connected with the lifting frame, the other end of the lifting screw rod is inserted into the guide hole and is in threaded connection with the screw hole, and the lifting screw rod is connected with a driving piece for driving the lifting screw rod to rotate.

By adopting the technical scheme, one end of the lifting screw is in threaded connection with the screw hole, the driving piece is utilized to drive the lifting screw to rotate, the lifting screw carries out lifting motion along the screw hole, and the lifting screw drives the lifting frame to synchronously lift due to the fact that one end of the lifting screw, which is far away from the screw hole, is in rotational connection with the lifting frame, so that the lifting convenience of the lifting frame is improved; meanwhile, the lifting screw has a self-locking function, so that the stability of the lifting frame at the lifting position is improved.

Optionally, the driving part is a first chain wheel, the first chain wheel is fixedly connected with the lifting screw, the first chain wheel is rotatably connected with the lifting frame, and the left lifting part and the right lifting part are driven by a chain between the two first chain wheels.

By adopting the technical scheme, because first sprocket and lead screw fixed connection rotate first sprocket, first sprocket rotates with driving lead screw, because the transmission through the chain between two first sprockets of a left side piece and a right side piece of lifting by crane, thereby realized the synchronous rotation of two first sprockets of a left side piece and a right side piece of lifting by crane, further make a left side piece and a right side piece of lifting by crane carry out elevating movement in step, make two portions of lifting by crane of a left side piece and a right side piece of lifting by crane be at same height, improved the equilibrium that galvanized pot is in under the state of lifting by crane.

Optionally, a support plate for supporting the chain is arranged at the bottom of the first chain wheel, and the support plate is fixedly connected with the first chain wheel.

Through adopting above-mentioned technical scheme, utilize the backup pad to support and spacing the chain, reduce the condition that the chain breaks away from first sprocket and appear, improved the stability of being connected between chain and the first sprocket, make the chain maintain normal operating.

Optionally, the left lifting part is connected with an adjusting component for adjusting the length of a chain between two first chain wheels of the left lifting part and the right lifting wheel, the adjusting component comprises a slide rail, a slide block and a second chain wheel, one end of the slide rail is fixedly connected with the lifting frame of the left lifting part, the slide block is connected with the slide groove in a sliding mode, the second chain wheel is arranged on the slide block and is connected with the slide block in a rotating mode, and the second chain wheel and the two first chain wheels are all driven through the chain.

By adopting the technical scheme, when the width size of the galvanizing pot is changed, the length of the chain between the two first chain wheels of the left lifting piece and the right lifting wheel is changed, and the position of the second chain wheel can be adjusted to adapt to the change of the length of the chain between the two first chain wheels and simultaneously realize the tensioning adjustment of the chain as the second chain wheel is driven by the chain with the two first chain wheels; the setting of slide rail and slider has still improved the convenience of removing the second sprocket.

Optionally, an adjusting screw rod is arranged between the slide rail and the slide block, the adjusting screw rod is arranged in the slide rail and the slide block in a penetrating mode, two ends of the adjusting screw rod are respectively connected with two ends of the slide rail in a rotating mode, and the adjusting screw rod is in threaded connection with the slide block.

Through adopting above-mentioned technical scheme, rotate the regulation lead screw, because adjust lead screw and slider threaded connection, adjust the lead screw and drive the slider and slide along the slide rail, the slider drives second sprocket synchronous motion to the convenience of adjusting the second sprocket position has been improved.

Optionally, an alignment assembly is arranged between the left lifting piece and the right lifting piece, the alignment assembly comprises an alignment pipe and an alignment rod, one end of the alignment pipe is fixedly connected with the left lifting piece, one end of the alignment rod is fixedly connected with the right lifting piece, the other end of the alignment rod is inserted into one end, far away from the left lifting piece, of the alignment pipe, and the alignment rod is in sliding connection with the inner wall of the alignment pipe.

Through adopting above-mentioned technical scheme, when the position of lifting by crane a piece and the right piece is lifted by crane in the adjustment left side, can take place relative slip between alignment pipe and the alignment pole, the alignment pipe is spacing to the moving direction of alignment pole, and then maintains the alignment state of lifting by crane a piece and the right piece of lifting by crane in a left side to the skew of horizontality when having reduced the galvanized pot and having lifted by crane, improved the rate of putting the alignment of galvanized pot on the transport vechicle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the left lifting piece, the right lifting piece and the lifting mechanism are arranged, so that the adjustability of the height position of the lifting part is realized, the lifting part can be adjusted according to the height size change of the galvanized pot, the phenomenon that the galvanized pot cannot be lifted is reduced, and the effect of improving the lifting completion probability of the galvanized pot is achieved;

2. the lifting lead screw and the threaded hole are arranged, so that the lifting convenience of the lifting frame is improved, and meanwhile, the lifting lead screw has a self-locking function, so that the stability of the lifting frame at the position after the lifting adjustment is carried out is improved;

3. through the setting of alignment pipe and alignment pole, maintain the alignment state of left lifting member and right lifting member to horizontal state's skew when having reduced the galvanized pot and having lifted by crane has improved the rate of putting the alignment of galvanized pot on the transport vechicle.

Drawings

FIG. 1 is a schematic structural view of a lifting device in an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a lift mechanism in an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of an adjustment assembly in an embodiment of the present application.

Description of reference numerals: 1. galvanizing a pot; 11. lifting lugs; 2. a hoisting device; 21. a left lifting element; 211. a base; 2111. a guide hole; 2112. a screw hole; 212. a lifting frame; 2121. a column; 2122. a cross beam; 213. a lifting portion; 22. a right lifting element; 3. a lifting mechanism; 31. lifting a screw rod; 32. a limiting component; 321. a through groove; 322. a travel bar; 4. a drive mechanism; 41. a first sprocket; 42. a second sprocket; 43. a first motor; 5. an adjustment assembly; 51. a slide rail; 52. a slider; 53. adjusting the lead screw; 531. a second motor; 6. a support plate; 7. an alignment assembly; 71. aligning the tube; 72. and aligning the rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses adjustable lifting device for galvanized pot transportation. Referring to fig. 1, the adjustable lifting device for transporting the galvanized pot comprises a left lifting piece 21 and a right lifting piece 22, wherein the left lifting piece 21 and the right lifting piece 22 are respectively hung on two side walls of the galvanized pot 1 for use, lifting mechanisms 3 are arranged in the left lifting piece 21 and the right lifting piece 22, and the lifting mechanisms 3 are simultaneously connected with driving mechanisms 4. When the lifting device 2 is needed to lift the galvanized pot 1, the heights of the left lifting piece 21 and the right lifting piece 22 are adjusted according to the height of the galvanized pot 1, the heights of the left lifting piece 21 and the right lifting piece 22 are increased through the matching of the driving mechanism 4 and the lifting mechanism 3 during adjustment, and the lifting operation is performed on the galvanized pot 1 after the adjustment is completed.

Referring to fig. 1, a galvanized pot 1 is horizontally placed on the ground, the galvanized pot 1 is in a rectangular shape with an open top end, two symmetrical side walls of the galvanized pot 1 in the length direction are fixedly provided with two lifting lugs 11, the four lifting lugs 11 are horizontally arranged at the same height position of the top of the galvanized pot 1, and the lifting lugs 11 at two sides are aligned. The lifting lug 11 provides a force application point for lifting the galvanized pot 1.

Referring to fig. 1, the left lifting piece 21 and the right lifting piece 22 are both arranged along the length direction of the galvanized pot 1, and the left lifting piece 21 and the right lifting piece 22 respectively correspond to two side walls of the galvanized pot 1, the left lifting piece 21 and the right lifting piece 22 both include a base 211, a lifting frame 212 and a lifting part 213, the base 211 is vertically provided with two, the lifting frame 212 spans between the two bases 211, and two ends of the lifting frame 212 are respectively connected with the two bases 211 in a sliding manner, the lifting mechanism 3 is located between the lifting frame 212 and the base 211, the lifting part 213 is the same as the lifting lug 11 in number, and the lifting part 213 is located right above the lifting lug 11, the reinforcing steel wire hook of the lifting lug 213 is in hooking fit with the lifting lug 11, and the lifting part 213 is fixedly connected with the lifting frame 212.

When the hoisting device 2 is built, the left hoisting part 21 and the right hoisting part 22 are respectively moved to the two side walls of the galvanized pot 1, then the height position of the crane 212 is adjusted by the lifting mechanism 3 according to the height size of the galvanized pot 1, the crane 212 drives the lifting part 213 to synchronously lift, after the adjustment is completed, the reinforcing steel wire hooks of the four lifting parts 213 are respectively hooked with the four lifting lugs 11, then the lifting part 213 is started, the lifting part 213 pulls the galvanized pot 1 to gradually lift and keep away from the ground, thereby the hoisting operation of the galvanized pot 1 is completed, then the transport vehicle is driven to the position under the galvanized pot 1, the lifting part 213 is utilized to drive the galvanized pot 1 to stably land on the transport vehicle, then the hooking between the galvanized pot 1 and the lifting part 213 is removed, and finally the transport vehicle is started to transport the galvanized pot 1.

Referring to fig. 1 and 2, the outer side of the base 211 is cylindrical, a guide hole 2111 is vertically formed in the top end of the base 211, and a screw hole 2112 is vertically formed in the center of the bottom wall of the guide hole 2111.

Referring to fig. 1 and 2, the crane 212 includes two columns 2121 and a beam 2122, the beam 2122 is disposed in parallel along the length direction of the galvanizing pot 1, the lifting portion 213 is fixedly disposed at the bottom end of the beam 2122, the two columns 2121 are vertically disposed at two ends of the beam 2122, the top end of the column 2121 is fixedly connected to the bottom end of the beam 2122, the bottom end of the column 2121 is inserted into the guide hole 2111, and the column 2121 is slidably connected to the side wall of the guide hole 2111. The two columns 2121 respectively move up and down along the two bases 211, the two columns 2121 drive the beam 2122 to move synchronously, and the two columns 2121 support the beam 2122.

Referring to fig. 1 and 2, the lifting mechanism 3 includes a lifting screw 31 and a limiting assembly 32, the lifting screw 31 is vertically disposed, the lifting screw 31 and the column 2121 are four, the bottom end of the lifting screw 31 passes through the beam 2122 and the column 2121 downwards in sequence and then is in threaded connection with the screw hole 2112, the lifting screw 31 is rotatably connected with the beam 2122 and the column 2121, the driving mechanism 4 is disposed between the tops of the four lifting screws 31, and the limiting assembly 32 is disposed between the base 211 and the column 2121.

When the height of the lifting frame 212 is adjusted, the driving mechanism 4 is used for driving the four lifting screws 31 to synchronously rotate around the axes of the four lifting screws 31, and the four lifting screws 31 lift in the screw holes 2112 along the vertical direction, so that the lifting screws 31 drive the upright post 2121 and the cross beam 2122 to synchronously move, and the lifting range of the upright post 2121 is limited by the limiting assembly 32 in the moving process; the lifting mechanism 3 is arranged to realize the adjustability of the height position of the lifting part 213, and can be adjusted according to the height size change of the galvanized pot 1, so that the occurrence of the condition that the galvanized pot 1 cannot be lifted is reduced, and the effect of improving the lifting completion probability of the galvanized pot 1 is achieved.

Referring to fig. 2, limiting assembly 32 includes through groove 321 and carriage release lever 322, and through groove 321 is vertical to be seted up at base 211 lateral wall, and the through groove 321 diapire runs through guiding hole 2111 lateral wall, and through groove 321 is the bar groove, and carriage release lever 322 level sets up, and carriage release lever 322 one end and stand 2121 lateral wall fixed connection, the other end pass through groove 321, carriage release lever 322 and through groove 321 lateral wall sliding connection. When the lifting screw 31 drives the upright 2121 to slide along the guide hole 2111, the upright 2121 drives the movable rod 322 to slide along the through groove 321, and when the movable rod 322 abuts against the side wall of the top end of the through groove 321, the lifting frame 212 is lifted to the highest adjusting height, so that the lifting range of the lifting frame 212 is limited, and the lifting screw 31 is prevented from being separated from the base 211.

Referring to fig. 1, an alignment assembly 7 is disposed between two cross beams 2122 of the left lifting member 21 and the right lifting member 22, the alignment assembly 7 includes an alignment pipe 71 and an alignment rod 72, the alignment pipe 71 and the alignment rod 72 are both horizontally disposed between the two cross beams 2122, the alignment pipe 71 and the alignment rod 72 are both disposed perpendicular to the cross beam 2122, one end of the alignment pipe 71 is fixedly connected to the cross beam 2122 of the left lifting member 21 near the side wall of the galvanizing pan 1, one end of the alignment rod 72 is connected to the cross beam 2122 of the right lifting member 22 near the side wall of the galvanizing pan 1, the other end of the alignment rod 72 is inserted into one end of the cross beam 2122 of the alignment pipe 71 far from the left lifting member 21, and the alignment rod 72 is slidably connected to the inner wall of the alignment pipe 71.

When the width dimension of the galvanized pot 1 is changed, the positions of the left lifting piece 21 and the right lifting piece 22 need to be adjusted respectively, so that the lifting parts 213 of the left lifting piece 21 and the right lifting piece 22 are aligned with the lifting lugs 11 of the galvanized pot 1 to maintain the balance of the galvanized pot 1 during the lifting process, when the left lifting piece 21 and the right lifting piece 22 are adjusted, the alignment rod 72 slides along the inner wall of the alignment pipe 71 and the alignment pipe 71 relatively, so that the left lifting piece 21 and the right lifting piece 22 are kept aligned, and the practicability is strong.

Referring to fig. 1, the driving mechanism 4 includes four first chain wheels 41, four second chain wheels 42 and four first motors 43, the four first chain wheels 41 are respectively horizontally and fixedly disposed on top ends of the four lifting screws 31, the four first chain wheels 41 are all rotatably connected with the cross beam 2122, the second chain wheel 42 is horizontally disposed on one side of the cross beam 2122 of the left lifting piece 21 away from the right lifting piece 22, the second chain wheel 42 is rotatably connected with the cross beam 2122, meanwhile, an adjusting assembly 5 is disposed between the second chain wheel 42 and the cross beam 2122, the second chain wheel 42 is fixedly connected with the first motors 43, and the second chain wheel 42 and the four first chain wheels 41 are driven by chains.

Referring to fig. 1 and 3, the second sprocket 42 and the four first sprockets 41 are disposed at the same height, the adjusting assembly 5 includes a slide rail 51, a slider 52 and an adjusting screw 53, the slide rail 51 is horizontally disposed on one side of the left lifting member 21 away from the right lifting member 22, one end of the slide rail 51 is fixedly connected to the middle position of the side wall of the cross beam 2122 of the left lifting member 21, the slide rail 51 is disposed perpendicular to the cross beam 2122, the slider 52 is horizontally disposed between the second sprocket 42 and the slide rail 51, the bottom end of the slider 52 is inserted into the slide rail 51 and is slidably connected to the slide rail 51, the top end of the slider 52 is rotatably connected to the second sprocket 42, the top end of the slider 52 is also fixedly connected to the first motor 43, the adjusting screw 53 is horizontally disposed in the slide rail 51, one end of the adjusting screw 53 is rotatably connected to one end of the slide rail 51 close to the cross beam 2122, the other end of the slider 52 and the slide rail 51 away from the cross beam 2122 sequentially passes through and is fixedly connected to the second motor 531, the second motor 531 is fixedly connected to the side wall of the slide rail 51.

When the driving mechanism 4 is used for driving the lifting mechanism 3, the second motor 531 is started first, the second motor 531 drives the adjusting screw 53 to rotate, the adjusting screw 53 drives the slider 52 to move to one end of the slide rail 51 close to the cross beam 2122, and the chain is in a loose state at this time; after the position of the left lifting piece 21 and the position of the right lifting piece 22 are adjusted according to the width of the galvanizing pot 1, the second motor 531 is started reversely, the second motor 531 drives the adjusting screw 53 to rotate, the adjusting screw 53 drives the second chain wheel 42 to gradually get away from the cross beam 2122 through the slide block 52 until the second chain wheel 42 drives the chain to rotate to be in a tightening state, the tension degree adjustment of the chain is completed, then the second motor 531 is stopped, and the adjusting screw 53 locks the position of the second chain wheel 42.

After second sprocket 42 position control is accomplished, start first motor 43, first motor 43 drives second sprocket 42 and takes place to rotate, second sprocket 42 drives four first sprockets 41 synchronous rotations through the chain, four first sprockets 41 drive four elevating screw 31 respectively and rotate around self at the same speed in step, four elevating screw 31 drive two crane 212 and go up and down in step, rise to required high department until crane 212, with the requirement of the not co-altitude size galvanized pot 1 of adaptation, whole process convenient operation, labor consumption is low.

In order to prevent the chain from separating from the first sprocket 41 or the second sprocket 42 under the action of gravity when the chain is in operation, referring to fig. 3, the bottom parts of the four first sprockets 41 and the four second sprockets 42 are respectively provided with a circular support plate 6, the diameter of each support plate 6 is larger than that of each first sprocket 41 and that of each second sprocket 42, and the top end of each support plate 6 is fixedly connected with the bottom part of each first sprocket 41 or the bottom part of each second sprocket 42.

The implementation principle of adjustable hoisting accessory for galvanized pot transportation of this application embodiment is: when hoisting galvanized pot 1 to the transport vechicle is prevented to the utilization hoisting accessory 2 by crane, earlier according to the width size of galvanized pot 1 adjust the position of left hoisting accessory 21 and right starter, reuse adjusting part 5 adjusts the position of second sprocket 42 and makes the chain tighten after the position is fixed, then according to the height size of galvanized pot 1, and combine elevating system 3 to adjust the height of crane 212 and lifting unit 213, then be connected four lifting unit 213 with four lugs 11 of galvanized pot 1 respectively, later start lifting unit 213 and begin to promote galvanized pot 1, then correctly put galvanized pot 1 on the transport vechicle again, whole flow is accomplished.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an adjustable hoisting accessory for galvanized pot transportation for lift by crane galvanized pot (1), its characterized in that: hoisting accessory (2) are including a left side and are lifted a (21) and a right side and lift a (22), a left side is lifted a (21) and is lifted a (22) and all include base (211), crane (212) and lift portion (213) that are used for promoting the galvanizing kettle, crane (212) and base (211) sliding connection, be provided with between crane (212) and base (211) and be used for realizing elevating system (3) that crane (212) go up and down, lift portion (213) and crane (212) fixed connection.

2. The lifting device for transporting the adjustable galvanized pot as claimed in claim 1, wherein: guide hole (2111) have been seted up at base (211) top, in crane (212) one end inserted guide hole (2111), crane (212) slided along guide hole (2111), and logical groove (321) have been seted up to guide hole (2111) lateral wall, are provided with carriage release lever (322) in logical groove (321), carriage release lever (322) and logical groove (321) sliding connection, carriage release lever (322) one end and crane (212) fixed connection.

3. The lifting device for transporting the adjustable galvanized pot as claimed in claim 2, wherein: elevating system (3) are including lifting screw (31), and screw (2112) have been seted up to guiding hole (2111) diapire, and lifting screw (31) one end is rotated with crane (212) and is connected, and the other end inserts in guiding hole (2111) and with screw (2112) threaded connection, and lifting screw (31) are connected with and are used for driving lifting screw (31) pivoted driving piece.

4. The lifting device for transporting the adjustable galvanized pot as claimed in claim 3, wherein: the driving piece is a first chain wheel (41), the first chain wheel (41) is fixedly connected with the lifting screw rod (31), the first chain wheel (41) is rotatably connected with the lifting frame (212), and the left lifting piece (21) and the right lifting piece (22) are driven by chains between the two first chain wheels (41).

5. The lifting device for transporting the adjustable galvanized pot as claimed in claim 4, wherein: the bottom of the first chain wheel (41) is provided with a support plate (6) for supporting a chain, and the support plate (6) is fixedly connected with the first chain wheel (41).

6. The lifting device for transporting the adjustable galvanized pot as claimed in claim 4, wherein: the left lifting piece (21) is connected with an adjusting component (5) for adjusting the length of a chain between two first chain wheels (41) of the left lifting piece (21) and the right lifting wheel, the adjusting component (5) comprises a sliding rail (51), a sliding block (52) and a second chain wheel (42), one end of the sliding rail (51) is fixedly connected with a lifting frame (212) of the left lifting piece (21), the sliding block (52) is connected with a sliding groove in a sliding mode, the second chain wheel (42) is arranged on the sliding block (52) and is rotatably connected with the sliding block (52), and the second chain wheel (42) and the two first chain wheels (41) are all driven through the chain.

7. The lifting device for transporting the adjustable galvanized pot as claimed in claim 6, wherein: an adjusting lead screw (53) is arranged between the sliding rail (51) and the sliding block (52), the adjusting lead screw (53) penetrates through the sliding rail (51) and the sliding block (52), two ends of the adjusting lead screw (53) are respectively rotatably connected with two ends of the sliding rail (51), and the adjusting lead screw (53) is in threaded connection with the sliding block (52).

8. The lifting device for transporting the adjustable galvanized pot as claimed in claim 1, wherein: an alignment assembly (7) is arranged between the left lifting piece (21) and the right lifting piece (22), the alignment assembly (7) comprises an alignment pipe (71) and an alignment rod (72), one end of the alignment pipe (71) is fixedly connected with the left lifting piece (21), one end of the alignment rod (72) is fixedly connected with the right lifting piece (22), the other end of the alignment pipe (71) is inserted into one end, far away from the left lifting piece (21), of the alignment pipe (71), and the alignment rod (72) is in sliding connection with the inner wall of the alignment pipe (71).