Welding walking device for large tank

Abstract

The utility model discloses a welding walking device for a large tank. Comprising a support, the upper end of the support extends to form a connecting frame, the connecting frame comprises a pair of connecting rods, the connecting rods are located on the two sides of the support respectively, each connecting rod comprises a first extending part, a second extending part and a third extending part which are sequentially connected, the third extending part is connected with a walking mechanism, the walking mechanism comprises walking wheels, and the walking wheels are used for abutting against the inner wall of a tank. According to the tank welding device, the welding walking device is arranged on the outer side of the tank, welding personnel can weld the tank on the support, in the welding work, the walking wheels can extend to the inner wall of the tank through the connecting rods, the welding walking device can move around the tank through the walking wheels, the traditional scaffold platform erecting construction technology is reduced, and the construction efficiency is improved. The defects of fixed hanging basket construction are overcome, use of turnover materials and use of large machines are reduced, the construction efficiency is improved, and the working intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of tank welding, in particular to a welding walking device for large tanks. BACKGROUND

[0002] In the ore dressing and smelting and chemical industry, large tanks such as settling tanks, thickening machines and flotation machines are widely used. In particular, after the tank with a foundation support is constructed by the vertical method, the welding of the annular weld of the outer wall plate of the tank becomes a key point of safety and quality control in engineering construction. At present, most of the welding is constructed by erecting an external scaffold or a fixed basket, which has great construction difficulty, long cycle, high cost and low efficiency. CONTENT OF THE UTILITY MODEL

[0003] The technical problem solved by the present application is to provide a welding walking device for large tanks, which solves the problems of great construction difficulty, long cycle, high cost and low efficiency in tank welding construction.

[0004] To solve the above technical problems, one technical solution adopted by the present application is to provide a welding walking device for large tanks, which comprises a support, the support is matched with the height of the tank, the support is vertically arranged, a connecting frame is extended from the upper end of the support, the connecting frame comprises a pair of connecting rods, the connecting rods are arranged on both sides of the support respectively, the connecting rod comprises a first extension part, a second extension part and a third extension part connected in sequence, the first extension part is perpendicular to the support and extends away from the support, one end of the second extension part is connected to the first extension part and extends downward, the second extension part is parallel to the support, one end of the third extension part is connected to the second extension part, the third extension part extends towards the support and is perpendicular to the support, the other end of the third extension part is connected with a walking mechanism, the walking mechanism comprises a walking wheel, and the walking wheel is used to abut against the inner wall of the tank.

[0005] In some embodiments, the walking mechanism further comprises a first roller, the first roller is arranged on the lower surface of the first extension part, and the first roller is used to abut against the upper end surface of the tank.

[0006] In some embodiments, the first roller is provided with two pairs, and the two pairs of first rollers are arranged on the connecting rods on both sides respectively.

[0007] In some embodiments, the walking mechanism further comprises a second roller, the second roller is arranged on the inner side of the support, and the first roller is used to abut against the outer wall of the tank.

[0008] In some embodiments, the second rollers are provided in two pairs, one pair of the second rollers is located at the upper part of the support and is flush with the walking wheels, and the other pair of the second rollers is located at the middle part of the support.

[0009] In some embodiments, the walking mechanism further comprises a fixing plate, a driving member and a transmission assembly, the fixing plate is arranged on the third extension, the driving member is arranged on the fixing plate, and the transmission assembly is connected with the driving member and the walking wheels, and the transmission assembly is used to transmit power of the driving member to the walking wheels to drive the walking wheels to rotate.

[0010] In some embodiments, the transmission assembly comprises a first pulley, a transmission belt, a second pulley and a connecting shaft, the first pulley is connected with the driving shaft of the driving member, the transmission belt is connected between the first pulley and the second pulley, the second pulley is connected with the connecting shaft, and the connecting shaft is connected with the walking wheels.

[0011] In some embodiments, the transmission belt and the walking wheels are perpendicular to the connecting shaft, the connecting shaft is parallel to the driving member, and the connecting shaft and the driving member are located on the same side of the transmission belt.

[0012] In some embodiments, the support comprises four vertical support rods, and a plurality of operation tables are arranged at intervals between the support rods.

[0013] In some embodiments, an intermediate rod is arranged between a pair of the connecting rods.

[0014] The beneficial effects of the present application are as follows: in the present application, the welding walking device is arranged outside the tank, the welder can weld the tank on the support, in the welding work, the walking wheels can be extended to the inner wall of the tank through the connecting rods, the welding walking device can be moved around the tank through the walking wheels, the traditional erection of the scaffold platform construction technology is reduced, the shortcomings of the fixed hanging basket construction are made up, the use of turnover materials and large machinery is reduced, the construction efficiency is improved, the working strength of the workers is reduced, and the operation is simple. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view in use according to an embodiment of the present application;

[0016] Figure 2 is a structural schematic view according to an embodiment of the present application;

[0017] Figure 3 is a structural schematic view of a walking mechanism according to an embodiment of the present application. DETAILED DESCRIPTION

[0018] In order to make the skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the skilled in the art without creative labor fall within the scope of protection of the present application.

[0019] It should be noted that when an element is referred to as being "fixed" or "set" on another component, it can be directly on the other component or indirectly on the other component; when a component is referred to as being "connected to" another component, it can be directly connected to the other component or indirectly connected to the other component.

[0020] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or component referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0021] In addition, the terms "first", "second", are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" "several" is two or more, unless otherwise explicitly specified.

[0022] It should be understood that the structures, proportions, sizes, etc. shown in the drawings of the present application are only used to cooperate with the content disclosed in the specification, to enable those skilled in the art to understand and read, and do not have technical significance, any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effect and purpose that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.

[0023] Figure 1 - Figure 3The embodiment of the welding walking device for large tanks in the application is shown, which comprises a support 1, the support 1 is matched with the height of the tank 10, the support 1 is vertically arranged, a connecting frame 2 is extended from the upper end of the support 1, the connecting frame 2 comprises a pair of connecting rods 21, the connecting rods 21 are respectively arranged on the two sides of the support 1, the connecting rod 21 comprises a first extension part 211, a second extension part 212 and a third extension part 213 which are sequentially connected, the first extension part 211 is perpendicular to the support 1 and extends away from the support 1, one end of the second extension part 212 is connected with the first extension part 211 and extends downward, the second extension part 212 is parallel to the support 1, one end of the third extension part 213 is connected with the second extension part 212, the third extension part 213 extends towards the support 1 and is perpendicular to the support 1, and the other end of the third extension part 213 is connected with a walking mechanism 3, the walking mechanism 3 comprises a walking wheel 31, and the walking wheel 31 is used for abutting against the inner wall of the tank 10.

[0024] In the application, the welding walking device 20 is arranged on the outer side of the tank 10, and the welder can weld the tank 10 on the support 1, in the welding work, the walking wheel 31 can be extended to the inner wall of the tank 10 through the connecting rod 21, the welding walking device 20 can be moved around the tank 10 through the walking wheel 31, the traditional erection of the scaffold platform construction technology is reduced, the shortcomings of the fixed basket construction are made up, the use of turnover materials and large machinery is reduced, the construction efficiency is improved, the working strength of the workers is reduced, and the operation is simple.

[0025] The upper end of the tank 10 has a rim, the first extension part 211 is located on the upper side of the rim, and the third extension part 213 is located on the lower side of the rim.

[0026] In some embodiments, the support 1 comprises four vertically arranged support rods 11, and a plurality of operation tables 12 are arranged between the support rods 11. The welder can weld the tank 10 on the operation table 12.

[0027] In some embodiments, an intermediate rod 22 is arranged between the pair of connecting rods 21. In this way, the connection strength between the connecting rods 21 can be improved.

[0028] In some embodiments, the walking mechanism 3 further comprises a first roller 32, the first roller 32 is arranged on the lower surface of the first extension part 211, and the first roller 32 is used for abutting against the upper end surface of the tank 10. The stability of the movement of the welding walking device 20 relative to the tank 10 can be improved through the first roller 32.

[0029] In some embodiments, the first roller 32 is arranged in two pairs, and the two pairs of first rollers 32 are respectively arranged on the connecting rods 21 on the two sides. In this way, the uniformity of the stress on the two sides of the support 1 can be improved, and the stability of the movement of the welding walking device 20 relative to the tank 10 is further ensured.

[0030] In some embodiments, the walking mechanism 3 further comprises a second roller 33, which is arranged on the inner side of the bracket 1 and is used to abut against the outer wall of the tank 10. The stability of the movement of the welding walking device 20 relative to the tank 10 can be improved by the second roller 33.

[0031] In some embodiments, the second roller 33 is arranged in two pairs, one pair of second rollers 33 is located at the upper part of the bracket 1 and is flush with the walking wheel 31, and the other pair of second rollers 33 is located at the middle part of the bracket 1. In this way, the second rollers 33 at the upper part of the bracket 1 and the walking wheel 31 and the first roller 32 form a triangular stable structure, which ensures the stability of the movement of the welding walking device 20 relative to the tank 10. The second rollers 33 at the middle part of the bracket 1 can further support the welding walking device 20, further ensuring the stability of the movement of the welding walking device 20 relative to the tank 10.

[0032] In some embodiments, the walking mechanism 3 further comprises a fixing plate 34, a driving member 35 and a transmission assembly 36, the fixing plate 34 is arranged on the third extension 213, the driving member 35 is arranged on the fixing plate 34, and the transmission assembly 36 is connected with the driving member 35 and the walking wheel 31. The transmission assembly 36 is used to transmit power of the driving member 35 to the walking wheel 31 to drive the walking wheel 31 to rotate. The driving member 35 can be a motor or a hydraulic pump, and the transmission assembly 36 can adopt chain transmission or gear transmission. The walking wheel 31 can be automatically walked by the driving member 35. The control of the driving member 35 can be realized by a controller or a remote controller connected by a wire to make the driving member 35 operate in forward rotation, reverse rotation or stop, etc., thereby improving the convenience of the operation of the welding walking device 20 and further improving the welding efficiency of the tank 10.

[0033] In some embodiments, the transmission assembly 36 comprises a first pulley 361, a transmission belt 362, a second pulley 363 and a connecting shaft 364. The first pulley 361 is connected with the driving shaft of the driving member 35, the transmission belt 362 is connected between the first pulley 361 and the second pulley 363, the second pulley 363 is connected with the connecting shaft 364, and the connecting shaft 364 is connected with the walking wheel 31. The connecting shaft 364 can be arranged on the fixing plate 34 through a bearing seat and a bearing. The transmission belt 362 and the walking wheel 31 are perpendicular to the connecting shaft 364, the connecting shaft 364 is parallel to the driving member 35, and the connecting shaft 364 and the driving member 35 are located on the same side of the transmission belt 362. In this way, the occupied space of the transmission assembly 36 can be reduced, and the structure of the driving member 35 and the transmission assembly 36 is compact.

[0034] It can be seen that the application discloses a welding walking device for a large tank, the welding walking device is arranged outside the tank, and a welder can weld the tank on the support, in the welding work, the walking wheel can be extended to the inner wall of the tank through the connecting rod, the welding walking device can be moved around the tank through the walking wheel, the traditional erection of the scaffold platform construction technology is reduced, the shortcomings of the fixed hanging basket construction are made up, the use of the turnover material and the large machine is reduced, the construction efficiency is improved, the working strength of the workers is reduced, and the operation is simple.

[0035] The above is only an embodiment of the application, and does not limit the patent range of the application, and any equivalent structural transformation, direct or indirect application in other related technical fields by using the content of the application specification and drawings is also included in the patent protection range of the application.

Claims

1. A welding travel device for a large tank, characterized by, The support frame is vertically arranged, and the upper end of the support frame extends out of a connecting frame, the connecting frame comprises a pair of connecting rods, the connecting rods are arranged on the two sides of the support frame respectively, the connecting rod comprises a first extension part, a second extension part and a third extension part connected in sequence, the first extension part is perpendicular to the support frame and extends away from the support frame, one end of the second extension part is connected to the first extension part and extends downward, the second extension part is parallel to the support frame, one end of the third extension part is connected to the second extension part, the third extension part extends toward the support frame and is perpendicular to the support frame, and the other end of the third extension part is connected with a walking mechanism, and the walking mechanism comprises a walking wheel used for abutting against the inner wall of the tank.

2. The welding travel aid for large tanks of claim 1, wherein, The walking mechanism further comprises a first roller arranged on the lower surface of the first extension part, and the first roller is used for abutting against the upper end surface of the tank.

3. The welding travel device for large tanks according to claim 2, characterized by The first roller is arranged in two pairs, and the two pairs of first rollers are arranged on the two connecting rods respectively.

4. The welding travel aid for large tanks of claim 1, wherein, The walking mechanism further comprises a second roller arranged on the inner side of the support frame, and the second roller is used for abutting against the outer wall of the tank.

5. The welding travel aid for large tanks of claim 4, wherein, The second roller is arranged in two pairs, one pair of the second rollers is arranged on the upper part of the support frame and is flush with the walking wheel, and the other pair of the second rollers is arranged on the middle part of the support frame.

6. The welding travel aid for large tanks of claim 1, wherein, The walking mechanism further comprises a fixing plate, a driving member and a transmission assembly, the fixing plate is arranged on the third extension part, the driving member is arranged on the fixing plate, the transmission assembly is connected with the driving member and the walking wheel, and the transmission assembly is used for transmitting the power of the driving member to the walking wheel to drive the walking wheel to rotate.

7. The welding travel aid for large tanks of claim 6, wherein, The transmission assembly comprises a first pulley, a transmission belt, a second pulley and a connecting shaft, the first pulley is connected with the driving shaft of the driving member, the transmission belt is connected between the first pulley and the second pulley, the second pulley is connected with the connecting shaft, and the connecting shaft is connected with the walking wheel.

8. The welding travel aid for large tanks of claim 7, wherein, The transmission belt and the walking wheel are perpendicular to the connecting shaft, the connecting shaft is parallel to the driving member, and the connecting shaft and the driving member are located on the same side of the transmission belt.

9. The welding travel aid for large tanks of claim 1, wherein, The support frame comprises four vertically arranged support rods, and a plurality of operation tables are arranged between the support rods.

10. The welding travel aid for large tanks of claim 1, wherein, An intermediate rod is arranged between the pair of connecting rods.

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