CN219256489U - Welding auxiliary device for geomembrane welding - Google Patents

Abstract

The utility model discloses a welding auxiliary device for welding geomembranes, and relates to the technical field of building construction. The utility model comprises a main cylinder, a base, a geomembrane placing assembly, a steel bar rolling assembly and a climbing welder assembly, wherein the main cylinder is fixed at the top of the base; the steel bar winding assembly is provided with two. According to the utility model, the geomembrane body is slowly released by the steel bar body, the worker releases the geomembrane body and carries out lap seam finishing, so that the subsequent welding is convenient to carry out smoothly, the tensile damage to the welding seam caused by the gravity of the climbing welder body is reduced by the auxiliary climbing action of the auxiliary traction rope, the welding quality and the welding efficiency are improved, and the problems of inconvenient treatment of the lap seam and low welding efficiency of the conventional geomembrane spreading are solved.

Description

Welding auxiliary device for geomembrane welding

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a welding auxiliary device for welding geomembranes.

Background

The geomembrane is made of plastic film as the impermeable base material and is compounded with non-woven fabrics to form the geoimpermeable material, and the warp-knitted compound reinforced waterproof geotextile has excellent water-proof performance, durability and protection performance. Can be widely used for projects such as railways, highways, gymnasiums, dykes, hydraulic constructions, tunnel, coastal beaches, reclamation, environmental protection and the like.

For the construction of the reservoir dam slope geomembrane with a larger gradient, the traditional construction method cannot be adopted, namely the geomembrane cannot be rolled and paved from the dam slope top to the downward slope surface at one time manually, the traditional method is difficult to control the unfolding speed of the geomembrane, and when the geomembrane is unfolded and unfolded, operators are difficult to release the geomembrane and carry out lap joint finishing, so that the smooth proceeding of subsequent welding is affected, and an auxiliary device for slowly releasing the geomembrane needs to be studied.

Considering that in the geomembrane welding process, the welding seam is influenced by the gravity of the welding machine at the same time in a high temperature state, irreversible tensile damage can be caused to the welding seam, an auxiliary device is required to be researched for carrying out auxiliary traction on the geomembrane welding machine, and the influence of the auxiliary device on the geomembrane welding seam is reduced.

Disclosure of Invention

The utility model aims to provide a welding auxiliary device for welding geomembranes, which is characterized in that a steel bar body is used for assisting the slow release of the geomembrane body, an operator releases the geomembrane body and carries out lap seam finishing, so that the subsequent welding is convenient to carry out smoothly, the tensile damage to a welding seam caused by the gravity of a climbing welding machine body is reduced through the auxiliary climbing action of an auxiliary traction rope, the welding quality and the welding efficiency are improved, and the problems of inconvenient treatment of the existing geomembrane spreading lap seam and low spreading welding efficiency are solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a welding auxiliary device for welding geomembranes, which comprises a main cylinder, a base, a geomembrane placement assembly, a steel bar rolling assembly and a climbing welder assembly, wherein the main cylinder is fixed at the top of the base; the two steel bar winding assemblies are symmetrically arranged on one side of the main barrel body, far away from the slope of the dam, and are used for winding the steel bar body, the steel bar body is arranged below the geomembrane body, and the end part of the steel bar body is locked with the end part of the geomembrane body; the climbing welding machine component is arranged on one side of the main barrel body, which is close to the slope of the dam slope, and is used for welding the lap joint of the adjacent geomembrane bodies; the device also comprises a braking mechanism, wherein the braking mechanism is used for limiting the rotation of the geomembrane placement assembly.

Further, the two ends of the top of the main cylinder are fixed with the hand handles, and the two ends of the bottom of the main cylinder are fixed with the supporting blocks; a first U-shaped support is fixed on one side of the main barrel body, which is far away from the slope of the dam slope, and a first slotted hole is formed in the first U-shaped support; a second U-shaped support is fixed on one side of the main barrel body, which is close to the slope of the dam slope, and a second slotted hole is formed in the second U-shaped support.

Further, the base comprises a bottom plate, detachable casters and a supporting table; the bottom of the supporting block is fixedly connected with the top of the base, detachable casters are arranged at four corners of the bottom plate, and supporting tables are fixed at two ends of the bottom of the base; under the normal use state of the detachable castor, the bottom surface of the supporting table is higher than the bottom surface of the detachable castor.

Further, the geomembrane placement assembly comprises a steel pipe, a fixed bearing seat, a movable bearing seat and a limit sliding seat; one end of the steel pipe is rotationally connected with the fixed bearing seat, the fixed bearing seat is fixed at one end of the inside of the main cylinder body, the other end of the steel pipe is rotationally connected with the movable bearing seat, the movable bearing seat is movably arranged at the other end of the inside of the main cylinder body, and two position-adjustable limiting sliding seats are arranged on the steel pipe; the geomembrane body is wound on the steel pipe, the end part of the geomembrane body penetrates through the first guide roller set to extend to the slope of the dam slope, and the first guide roller set is arranged at the notch of the main barrel.

Further, the steel bar winding assembly comprises a spring box; the outer surface of the spring box is fixedly provided with a first sliding block which is in sliding fit with the first U-shaped support and locked by a fastener, and the fastener penetrates through the first slotted hole.

Further, the steel bar winding assembly further comprises a fixed mandrel, a spiral spring, a steel bar winding drum, a second guide roller set, a third guide roller set and a fourth guide roller set; the fixed mandrel is fixed at the inner center of the spring box, the steel bar winding drum is rotatably arranged in the spring box, and the spiral spring is sleeved between the fixed mandrel and the steel bar winding drum; the steel bar body is wound on the steel bar winding drum, the end parts of the steel bar body respectively penetrate through the second guide roller set, the third guide roller set and the fourth guide roller set to extend to the dam slope inclined plane, the second guide roller set is arranged at the notch of the spring box, and the third guide roller set and the fourth guide roller set are arranged at the bottom of the main barrel.

Further, a leather tape is adhered to the top surface of the steel bar body, and a detachable draw hook is arranged at the end part of the steel bar body; the detachable drag hook comprises a rod body, a U-shaped connecting block, a hand holding part and a ground inserting part; one end of the rod body is fixed with a U-shaped connecting block, the end part of the steel rod body and the end part of the geomembrane body are locked together by the U-shaped connecting block, and the other end of the rod body is respectively provided with a holding part and a ground inserting part.

Further, the climbing welder assembly comprises a traction rope box, a traction rope winding drum, a motor, an auxiliary traction rope and a climbing welder body; the outer surface of the traction rope box is fixedly provided with a second sliding block, the second sliding block is in sliding fit with the second U-shaped support and locked by a fastener, and the fastener penetrates through the second slotted hole; the traction rope winding drum is arranged in the traction rope box, a rotating shaft of the traction rope winding drum is fixedly connected with an output shaft of a motor, and the motor is fixed on the outer end face of the traction rope box; the auxiliary traction rope is wound on the traction rope winding drum, and the climbing welding machine body is fixed at the end part of the auxiliary traction rope.

Further, the braking mechanism comprises a braking pedal, a connecting shaft and a braking spring; the brake pedal sets up at the top of base, and brake pedal is connected with the connecting axle, and the tip of connecting axle passes through brake spring and the end connection of steel pipe.

The utility model has the following beneficial effects:

1. according to the utility model, the spring box, the spiral spring, the steel bar body and the leather tape are arranged, the geomembrane body is slowly released through the assistance of the steel bar body, the worker can release the geomembrane body and carry out lap seam arrangement, so that the subsequent welding can be carried out smoothly, the leather tape can read the readings on the leather tape at any time while spreading and welding the geomembrane body, the spreading length and the welding seam length of the geomembrane body can be conveniently known at any time, and the basis is provided for engineering metering.

2. According to the utility model, by arranging the climbing welding machine assembly and by the auxiliary climbing action of the auxiliary traction rope, the tensile damage of the gravity of the climbing welding machine body to the welding line is reduced, and the welding quality and the welding efficiency are improved.

3. According to the utility model, the position of the spring box on the main cylinder body is adjustable by arranging the first U-shaped support, the first slotted hole and the first sliding block, so that the distance between the two steel bar winding assemblies is adjustable, the requirements of spreading of geomembrane bodies with different widths can be met, and the position of the traction rope box on the main cylinder body is adjustable by arranging the second U-shaped support, the second slotted hole and the second sliding block, so that the climbing welder assembly can be suitable for the requirements of spreading of geomembrane bodies with different widths.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the whole structure;

FIG. 2 is a schematic perspective view of the whole structure II;

FIG. 3 is a perspective view of a third overall structure;

FIG. 4 is a schematic view of the structure of the main cylinder and the base;

FIG. 5 is a schematic view of another azimuth structure of the main cylinder;

FIG. 6 is a schematic view of a geomembrane placement assembly;

FIG. 7 is a schematic view of a structure of a positioning steel bar assembly;

FIG. 8 is a schematic view of a detachable retractor;

FIG. 9 is a schematic diagram of a construction of a welder assembly.

In the drawings, the list of components represented by the various numbers is as follows:

1. a main cylinder; 2. a base; 3. a geomembrane placement assembly; 4. a steel bar winding assembly; 5. a welder assembly; 6. a braking mechanism; 7. a geomembrane body; 8. a steel bar body; 11. a support block; 12. a carrying handle; 13. the first U-shaped support is provided with a first U-shaped support; 14. the second U-shaped support; 15. a first guide roller set; 21. a bottom plate; 22. a detachable castor; 23. a support table; 31. a steel pipe; 32. fixing a bearing seat; 33. a movable bearing seat; 34. a limit sliding seat; 41. a spring box; 42. fixing the mandrel; 43. a spiral spring; 44. a reel of steel strip; 45. a second guide roller set; 46. a third guide roller set; 47. a fourth guide roller set; 51. a traction rope box; 52. a traction rope reel; 53. a motor; 54. an auxiliary traction rope; 55. a welder body; 61. a brake pedal; 62. a connecting shaft; 63. a brake spring; 81. a leather tape; 82. a detachable drag hook; 131. a first slot; 141. a second slot; 411. a first slider; 821. a rod body; 822. a U-shaped connecting block; 823. a hand grip; 824. a ground insertion part; 511. and a second slider.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 to 3, the present utility model is a welding auxiliary device for welding geomembranes, comprising a main cylinder 1, a base 2, a geomembrane placement assembly 3, a steel bar winding assembly 4 and a seam welder assembly 5, wherein the main cylinder 1 is fixed at the top of the base 2, the geomembrane placement assembly 3 is arranged in the main cylinder 1 for placing a core of a geomembrane body 7, and the geomembrane body 7 passes through the main cylinder 1 and extends to a slope of a dam slope; the two steel bar winding assemblies 4 are symmetrically arranged on one side, far away from the slope of the dam, of the main barrel 1 and used for winding the steel bar body 8, the steel bar body 8 is arranged below the geomembrane body 7, and the end part of the steel bar body 8 is locked with the end part of the geomembrane body 7; the climbing welder assembly 5 is arranged on one side of the main barrel 1 close to the slope of the dam slope and is used for welding the lap seam of the adjacent geomembrane body 7; and a brake mechanism 6, wherein the brake mechanism 6 is used for limiting the rotation of the geomembrane placement assembly 3.

As shown in fig. 4 to 5, the two ends of the top of the main cylinder 1 are respectively fixed with a carrying handle 12, and the two ends of the bottom of the main cylinder 1 are respectively fixed with a supporting block 11; a first U-shaped support 13 is fixed on one side of the main barrel 1 far away from the slope of the dam slope, and a first slotted hole 131 is formed in the first U-shaped support 13; a second U-shaped support 14 is fixed on one side of the main barrel 1 close to the slope of the dam slope, and a second slotted hole 141 is formed in the second U-shaped support 14; the base 2 comprises a bottom plate 21, detachable casters 22 and a support table 23; the bottom of the supporting block 11 is fixedly connected with the top of the base 2, the bottom four corners of the bottom plate 21 are respectively provided with a detachable castor 22, and the two ends of the bottom of the base 2 are respectively fixedly provided with a supporting table 23; in the normal use state of the detachable caster 22, the bottom surface of the support table 23 is higher than the bottom surface of the detachable caster 22.

The brake mechanism 6 includes a brake pedal 61, a connecting shaft 62, and a brake spring 63; the brake pedal 61 is provided on the top of the base 2, the brake pedal 61 is connected to the connecting shaft 62, and the end of the connecting shaft 62 is connected to the end of the steel pipe 31 via the brake spring 63. When the brake mechanism 6 is specifically used, the brake pedal 61 is stepped on, the brake pedal 61 drives the connecting shaft 62 to rotate, and the connecting shaft 62 drives the brake spring 63 to stretch, so that the steel tube 31 can be tensioned through the brake spring 63, and the steel tube can be prevented from continuing to rotate.

As shown in fig. 6, the geomembrane placement assembly 3 comprises a steel pipe 31, a fixed bearing seat 32, a movable bearing seat 33 and a limit sliding seat 34; one end of a steel pipe 31 is rotationally connected with a fixed bearing seat 32, the fixed bearing seat 32 is fixed at one end of the inside of the main cylinder body 1, the other end of the steel pipe 31 is rotationally connected with a movable bearing seat 33, the movable bearing seat 33 is movably arranged at the other end of the inside of the main cylinder body 1, and two position-adjustable limit sliding seats 34 are arranged on the steel pipe 31; the geomembrane body 7 is wound on the steel pipe 31, and the end part of the geomembrane body extends to the slope of the dam slope through the first guide roller set 15, and the first guide roller set 15 is arranged at the notch of the main cylinder body 1.

Wherein the bar winding assembly 4 comprises a spring box 41 as shown in fig. 7 to 8; the outer surface of the spring box 41 is fixed with a first sliding block 411, the first sliding block 411 is in sliding fit with the first U-shaped support 13 and is locked by a fastener, and the fastener penetrates through the first slotted hole 131; the steel strip winding assembly 4 further comprises a fixed mandrel 42, a spiral spring 43, a steel strip reel 44, a second guide roller set 45, a third guide roller set 46 and a fourth guide roller set 47; the fixed mandrel 42 is fixed at the inner center of the spring box 41, the steel bar reel 44 is rotatably arranged in the spring box 41, and the spiral spring 43 is sleeved between the fixed mandrel 42 and the steel bar reel 44; the steel bar body 8 is wound on the steel bar winding drum 44, and the ends of the steel bar body extend to the dam slope inclined plane through the second guide roller set 45, the third guide roller set 46 and the fourth guide roller set 47 respectively, the second guide roller set 45 is arranged at the notch of the spring box 41, and the third guide roller set 46 and the fourth guide roller set 47 are arranged at the bottom of the main cylinder 1.

When the steel bar winding assembly 4 is specifically used, the detachable draw hook 82 is manually pulled, the detachable draw hook 82 drives the steel bar body 8 to move downwards, the steel bar winding drum 44 rotates and discharges the steel bar body 8, the spiral spring 43 is compressed at the moment, after the spreading is completed, the detachable draw hook 82 is dismounted, the steel bar body 8 is retracted to the steel bar winding drum 44 to be wound under the reset acting force of the spiral spring 43, and the setting of the leather measuring tape 81 enables the reading on the leather measuring tape 81 to be read at any time while spreading and welding the geomembrane body 7, so that the spreading length and the welding seam length of the geomembrane body 7 can be conveniently known at any time, and the basis is provided for engineering metering; through setting up first U type support 13, first slotted hole 131 and first slider 411 for the position of spring case 41 on main barrel 1 is adjustable, and then makes the interval between two billet rolling components 4 adjustable, thereby can adapt to the exhibition shop requirement of different width geomembrane body 7.

As shown in fig. 8, a leather tape 81 is adhered to the top surface of the steel bar body 8, and a detachable drag hook 82 is arranged at the end part of the steel bar body 8; the detachable drag hook 82 comprises a rod body 821, a U-shaped connecting block 822, a hand holding part 823 and a ground inserting part 824; one end of the rod 821 is fixed with a U-shaped connecting block 822, the U-shaped connecting block 822 locks the end of the steel bar body 8 and the end of the geomembrane body 7 together, and the other end of the rod 821 is respectively provided with a hand holding part 823 and a ground inserting part 824.

Wherein as shown in FIG. 9, the welder assembly 5 comprises a haulage rope box 51, a haulage rope reel 52, a motor 53, an auxiliary haulage rope 54 and a welder body 55; the second sliding block 511 is fixed on the outer surface of the traction rope box 51, the second sliding block 511 is in sliding fit with the second U-shaped support 14 and is locked by a fastener, and the fastener penetrates through the second slotted hole 141; the hauling rope winding drum 52 is arranged in the hauling rope box 51, the rotating shaft of the hauling rope winding drum is fixedly connected with the output shaft of the motor 53, and the motor 53 is fixed on the outer end surface of the hauling rope box 51; the auxiliary hauling rope 54 is wound on the hauling rope reel 52, and the welder body 55 is fixed at the end of the auxiliary hauling rope 54.

When the welder assembly 5 is specifically used, the motor 53 is started, the motor 53 drives the traction rope winding drum 52 to rotate, the traction rope winding drum 52 drives the auxiliary traction rope 54 to wind, and the auxiliary traction rope 54 drives the welder body 55 to move from bottom to top, so that overlapping parts can be welded sequentially, and the tensile damage to welding seams caused by the gravity of the welder body 55 is reduced through the auxiliary climbing action of the auxiliary traction rope 54, so that welding quality and welding efficiency are improved; through setting up second U type support 14, second slotted hole 141 and second slider 511 for haulage rope case 51 is adjustable in the position on main barrel 1, thereby makes the exhibition shop requirement that the welding machine subassembly 5 can adapt to different width geomembrane body 7.

The operation of this embodiment is as follows:

s1: carrying the auxiliary device to the slope top of the geomembrane to be constructed by the carrying handle 12, and then detaching the detachable castor wheel 22, wherein the whole auxiliary device is supported by the supporting table 23 and fixed;

s2: based on the width of the geomembrane body 7 to be laid, the interval between the two limit sliding seats 34 is adjusted, then the movable bearing seat 33 is taken down, the cylinder core of the geomembrane body 7 is inserted into the steel pipe 31, and the movable bearing seat 33 is installed;

s3: adjusting the interval between the two steel bar winding assemblies 4 based on the width of the geomembrane body 7 to be laid, and adjusting the position of the climbing welder assembly 5 based on the width of the geomembrane body 7 to be laid;

s4: a detachable drag hook 82 is arranged on the end part of the steel bar body 8, and the end part of the steel bar body 8 and the end part of the geomembrane body 7 are locked together;

s5: the detachable drag hook 82 is manually pulled, so that the steel bar body 8 and the geomembrane body 7 are driven to stretch, the spreading of the geomembrane body 7 is realized, the overlapping width is tidied while spreading, and after the spreading is finished, the climbing welder body 55 is pulled by the auxiliary traction rope 54 to weld from bottom to top;

s6: in the spreading and welding process, the spreading length of the work film body 7 and the welding seam length can be known at any time through the leather measuring tape 81;

s7: after the geomembrane body 7 is spread, the detachable drag hook 82 is disassembled, and the steel bar body 8 is retracted under the drive of the steel bar rolling assembly 4.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims (9)

1. A be used for geomembrane welded welding auxiliary device, includes main barrel (1), base (2), geomembrane place subassembly (3), billet rolling subassembly (4) and climbing welder subassembly (5), its characterized in that:

the geomembrane placement assembly (3) is arranged in the main barrel (1) and is used for placing a barrel core of a geomembrane body (7), and the geomembrane body (7) penetrates through the main barrel (1) and extends to a dam slope;

the two steel bar winding assemblies (4) are symmetrically arranged on one side, far away from a dam slope, of the main cylinder body (1) and used for winding the steel bar body (8), the steel bar body (8) is arranged below the geomembrane body (7), and the end part of the steel bar body (8) is locked with the end part of the geomembrane body (7);

the climbing welding machine assembly (5) is arranged on one side of the main barrel body (1) close to the slope of the dam slope and is used for welding the lap joint of the adjacent geomembrane body (7);

and the device also comprises a braking mechanism (6), wherein the braking mechanism (6) is used for limiting the rotation of the geomembrane placement assembly (3).

2. Welding auxiliary device for geomembrane welding according to claim 1, characterized in that the top two ends of the main cylinder (1) are fixed with carrying handles (12), and the bottom two ends of the main cylinder (1) are fixed with supporting blocks (11);

a first U-shaped support (13) is fixed on one side, far away from the slope of the dam slope, of the main barrel (1), and a first slotted hole (131) is formed in the first U-shaped support (13);

a second U-shaped support (14) is fixed on one side, close to the slope of the dam slope, of the main barrel (1), and a second slotted hole (141) is formed in the second U-shaped support (14).

3. Welding aid for geomembrane welding according to claim 2, characterized in that the base (2) comprises a base plate (21), detachable casters (22) and a support table (23);

the bottom of the supporting block (11) is fixedly connected with the top of the base (2), the detachable casters (22) are arranged at four corners of the bottom plate (21), and the supporting tables (23) are fixed at two ends of the bottom of the base (2);

in the normal use state of the detachable castor (22), the bottom surface of the supporting table (23) is higher than the bottom surface of the detachable castor (22).

4. Welding aid for geomembrane welding according to claim 1, characterized in that the geomembrane placement assembly (3) comprises a steel tube (31), a stationary bearing block (32), a movable bearing block (33) and a limit slide (34);

one end of the steel pipe (31) is rotationally connected with the fixed bearing seat (32), the fixed bearing seat (32) is fixed at one end of the inside of the main cylinder body (1), the other end of the steel pipe (31) is rotationally connected with the movable bearing seat (33), the movable bearing seat (33) is movably arranged at the other end of the inside of the main cylinder body (1), and two position-adjustable limit sliding seats (34) are arranged on the steel pipe (31);

the geomembrane body (7) is wound on the steel pipe (31), the end part of the geomembrane body penetrates through the first guide roller set (15) to extend to the slope of the dam slope, and the first guide roller set (15) is arranged at the notch of the main cylinder body (1).

5. Welding aid for geomembrane welding according to claim 2, characterized in that the steel strip winding assembly (4) comprises a spring box (41);

a first sliding block (411) is fixed on the outer surface of the spring box (41), the first sliding block (411) is in sliding fit with the first U-shaped support (13) and is locked through a fastening piece, and the fastening piece penetrates through the first slotted hole (131).

6. Welding aid for geomembrane welding according to claim 5, characterized in that the steel strip winding assembly (4) further comprises a fixed mandrel (42), a spiral spring (43), a steel strip reel (44), a second set of guide rollers (45), a third set of guide rollers (46) and a fourth set of guide rollers (47);

the fixed core shaft (42) is fixed at the inner center of the spring box (41), the steel bar winding drum (44) is rotatably arranged in the spring box (41), and the spiral spring (43) is sleeved between the fixed core shaft (42) and the steel bar winding drum (44);

the steel bar body (8) is wound on the steel bar winding drum (44), the end parts of the steel bar body respectively penetrate through the second guide roller set (45), the third guide roller set (46) and the fourth guide roller set (47) to extend to the dam slope inclined plane, the second guide roller set (45) is arranged at the notch of the spring box (41), and the third guide roller set (46) and the fourth guide roller set (47) are all arranged at the bottom of the main cylinder body (1).

7. Welding auxiliary device for geomembrane welding according to claim 6, characterized in that a leather measuring tape (81) is glued on the top surface of the steel bar body (8), and the end of the steel bar body (8) is provided with a detachable draw hook (82);

the detachable drag hook (82) comprises a rod body (821), a U-shaped connecting block (822), a hand holding part (823) and a ground inserting part (824);

one end of the rod body (821) is fixed with a U-shaped connecting block (822), the end of the steel rod body (8) and the end of the geomembrane body (7) are locked together by the U-shaped connecting block (822), and the other end of the rod body (821) is respectively provided with a hand holding part (823) and a ground inserting part (824).

8. The welding auxiliary device for geomembrane welding according to claim 2, wherein the welder assembly (5) comprises a haulage rope box (51), a haulage rope reel (52), a motor (53), an auxiliary haulage rope (54) and a welder body (55);

a second sliding block (511) is fixed on the outer surface of the traction rope box (51), the second sliding block (511) is in sliding fit with the second U-shaped support (14) and is locked by a fastening piece, and the fastening piece penetrates through the second slotted hole (141);

the traction rope winding drum (52) is arranged in the traction rope box (51), a rotating shaft of the traction rope winding drum is fixedly connected with an output shaft of the motor (53), and the motor (53) is fixed on the outer end face of the traction rope box (51);

the auxiliary traction rope (54) is wound on the traction rope winding drum (52), and the climb welding machine body (55) is fixed at the end part of the auxiliary traction rope (54).

9. Welding aid for geomembrane welding according to claim 4, characterized in that the brake mechanism (6) comprises a brake pedal (61), a connecting shaft (62) and a brake spring (63);

the brake pedal (61) is arranged at the top of the base (2), the brake pedal (61) is connected with the connecting shaft (62), and the end part of the connecting shaft (62) is connected with the end part of the steel tube (31) through the brake spring (63).

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