CN218145723U

CN218145723U - Safe and stable's removal welding jig and girth welding equipment

Info

Publication number: CN218145723U
Application number: CN202221514320.5U
Authority: CN
Inventors: 汤晓龙; 丁飞; 许成辰
Original assignee: Jiangsu Haili Offshore Wind Power Equipment Manufacturing Co ltd
Current assignee: Jiangsu Haili Offshore Wind Power Equipment Manufacturing Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-27
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a moving welding frame and circumferential weld welding equipment of safety and stability, including moving frame and welded platform, welded platform passes through electric machanism and moves a swing joint, the top of moving frame is provided with the bearing spare of being connected with the electric machanism rotation through the bearing frame level, the both ends of bearing spare are respectively through the chain and welded platform's both ends chaining formula swing joint, the inside of moving frame is offered and is used for holding the cavity of chain safety activity, the inside of cavity is provided with the balancing weight, balancing weight and chain fixed connection. The utility model discloses the utilization is removed the built-in cavity of frame, makes the chain at controllable within range lift welded platform, has promoted welded platform's stability and the security that the chain used, adopts the balancing weight to embed in the cavity and with chain fixed connection, not only alleviates the load that welded platform promoted, has still avoided the potential safety hazard that the peripheral hardware balancing weight brought, has not only reduced the operation degree of difficulty, has promoted security and efficiency moreover.

Description

Safe and stable's removal welding jig and girth welding equipment

Technical Field

The utility model belongs to the technical field of wind power generation, concretely relates to movable welding frame and girth welding equipment of safety and stability.

Background

The wind power generation set is generally assembled by combining dozens of single cylinders into a tower for welding and assembling, and the welding quality of the tower can directly influence the working reliability of the wind power generation set. At present, a rocker arm type automatic welding frame or a common platform fixing frame is mostly adopted for carrying out girth welding on the tower frame, the girth welding mode is very complex in operation and poor in welding platform flexibility, so that the welding quality and effect of the tower frame cannot be effectively improved, the welding frame is poor in stability, the welding efficiency is extremely low, and safety accidents are very easy to occur.

At the present stage, a walking mechanism is adopted to ensure the moving performance of the welding frame, although the flexibility of the welding frame can be improved, the stability of the platform of the welding frame is poor in the lifting process, safety accidents are easily caused, the welding quality and the welding effect are poor, and the welding efficiency is low. For example, chinese patent publication No. CN212317447U, published 2021, 01.08.d, discloses a novel girth welding frame for a wind power tubular pile with an ultra-large diameter, and proposes that' the supporting legs of the novel girth welding frame are arranged in the middle of the top of a walking mechanism; the supporting legs are fixed with the upright posts through upright post hoops; a lifting platform guide plate is arranged above the side surface of the supporting leg, a plurality of through holes are formed in the lifting platform guide plate at intervals, a lifting track is arranged on the lifting platform guide plate, a lifting platform is connected above the side surface of the supporting leg, and a guide wheel is arranged on the side surface of the lifting platform; the utility model discloses a supporting leg, including the landing leg, anti-tilt device, horizontal wheel, upper rail support, upper rail, stand and horizontal wheel, anti-tilt device's stull pipe is established on the landing leg, and horizontal wheel is installed additional on the stull pipe, and two horizontal wheels card are in upper rail both sides, and the upper rail is established at the top that the upper rail supported, and the upper rail supports to be fixed at the stand side. "this prior art's landing leg prevents to empty through anti-tilt device, though promoted the stability of weld holder, nevertheless its height is adjusted through chain block drive leading wheel rotation to this prior art's lift platform, prevents to fall its position of round pin axle fixing through spacing, and the operation degree of difficulty is great, and work efficiency is lower, and stability during the welding is also relatively poor, very easily leads to the emergence of incident to direct influence welded quality and effect. Therefore, a new technical solution is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movable welding frame and girth welding equipment of safety and stability to the lift platform poor stability of the movable welding frame of present stage that provides in solving above-mentioned background art, the operation degree of difficulty is big, and the lift inefficiency, the poor problem of security.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a safety and stability's removal welding jig, is including removing frame and welded platform, welded platform passes through electric mechanism and removes a swing joint, its characterized in that, the top of removing the frame is provided with the bearing spare of being connected with the electric mechanism rotation through the bearing frame level, the both ends of bearing spare are respectively through chain and welded platform's both ends chaining formula swing joint, the cavity that is used for holding chain safety activity is offered to the inside of removing the frame, the inside of cavity is provided with the balancing weight that is used for alleviateing welded platform promotion load, balancing weight and chain fixed connection.

Further, the bearing part is including being used for cooperating electric mechanism pivoted bearing bar and being used for driving lift axle A and the lift axle B that welding platform goes up and down, lift axle A and lift axle B are respectively through the both ends fixed connection of slider shaft coupling with the bearing bar.

Further, lift axle A passes through the fixed top one end that sets up at the removal frame of bearing support, lift axle B passes through the fixed top other end that sets up at the removal frame of bearing support, lift axle A passes through sprocket A and chain link setting, sprocket A links formula fixed connection through chain and welded platform's one end, lift axle B passes through sprocket B and chain link setting, sprocket B passes through chain and welded platform's one end and links formula fixed connection.

Furthermore, the rear side of the welding platform is provided with a fixing device for fixing the welding platform, and the front side of the welding platform is provided with a 1-shaped platform connected with the fixing device.

Further, be provided with around "1" style of calligraphy platform and be used for safe welded guardrail frame, the below of "1" style of calligraphy platform is provided with the gusset frame that is used for supporting, gusset and fixing device fixed connection are passed through to one side of gusset frame.

Further, fixing device's one end both sides respectively are provided with a linking device who is used for linking chain, fixing device's the other end is provided with and is used for alleviateing the chain and promote or transfer the assembly pulley of welding platform pressure, the bottom of grillage of muscle is provided with and is used for cooperating the assembly pulley to alleviate the chain and promote or transfer the roller train of pressure, roller train and assembly pulley all through chain and removal frame roll connection.

Further, the bottom of removing the frame is provided with the running gear who is used for driving "1" style of calligraphy platform translation, the top of removing the frame is provided with the guide rail frame that is used for preventing "1" style of calligraphy platform slope, the lateral part of removing the frame is provided with the climbing device that is used for safe climbing.

Further, the bearing rod is connected with the electric mechanism in a horizontal rotating mode, the electric mechanism is fixedly arranged at the top of the moving frame, the electric mechanism comprises a speed reducer used for driving the bearing rod to rotate and a variable frequency motor used for driving the speed reducer to rotate, the variable frequency motor is electrically connected with the speed reducer, and the speed reducer is connected with the bearing rod in a rotating mode through the variable frequency motor.

Besides the technical scheme, the circular seam welding device with the movable welding frame is also provided.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses utilize and remove built-in cavity of frame, make the chain promote or transfer welded platform at controllable within range, the stability that welded platform goes up and down has been promoted effectively, the security that the chain used has also been promoted simultaneously effectively, adopt the balancing weight built-in the cavity and with chain fixed connection, the load of chain when promoting welded platform has been alleviateed effectively, the stability that welded platform goes up and down has been guaranteed, the potential safety hazard that the peripheral hardware balancing weight brought has also been avoided effectively simultaneously, link formula swing joint with bearing part both ends and welded platform both ends respectively through two chains, make electric mechanism can drive welded platform steadily, not only effectively reduced the operation degree of difficulty that welded platform goes up and down, and welded platform's security and lift efficiency have been promoted effectively, the welding quality and the effect of girth welding have been guaranteed.

2. The utility model discloses a sliding block coupling will promote axle A and promotion axle B respectively with the both ends fixed connection of bearing rod, need not to mill the face to promoting axle A and promotion axle B, just can realize bearing rod and promotion axle A and promotion axle B's accurate butt joint, the assemble duration has been shortened effectively, the butt joint efficiency of promoting axle A and promotion axle B has been promoted, also make welded platform can more steady lift under the link of two chains simultaneously, thereby make electric mechanism can fast and steadily drive welded platform and go up and down, the operation degree of difficulty that welded platform goes up and down has not only been reduced effectively, and welded platform's security and lift efficiency have been promoted effectively, work efficiency has also been promoted simultaneously effectively, the welding quality and the effect of girth welding have been guaranteed.

3. The utility model discloses utilize the roll characteristic of assembly pulley and roller train, make the chain convenient and fast more when driving welded platform and go up and down, the efficiency that welded platform goes up and down has been promoted effectively, the security that the chain used has also been promoted effectively simultaneously, the stability that welded platform goes up and down has been guaranteed, adopt the platform of digital "1" type structure, the welded space has been promoted effectively, welded efficiency and security have been guaranteed, also can satisfy the technical requirement of wind power generation group pylon girth welding simultaneously, the welding quality and the effect of girth welding have been promoted effectively, work efficiency has been guaranteed.

4. The utility model discloses a speed reducer rotates with the bearing bar horizontal type to be connected, makes welded platform can rotate the level of bearing bar down and remain the level all the time and go up and down, has promoted welded platform's stability effectively, utilizes inverter motor's variable speed function, makes welded platform's lifting speed can adjust, has promoted welded platform's lifting efficiency effectively, has guaranteed girth welding's welding quality and effect.

Drawings

Fig. 1 is a schematic view of the overall front structure of the present invention;

fig. 2 is a schematic overall top view structure of the present invention;

FIG. 3 is a schematic overall side view of the present invention;

FIG. 4 is an enlarged view of the area A in FIG. 1 (with the moving frame, the rail frame and the climbing device removed);

FIG. 5 is a schematic structural view of the movable frame of the present invention (excluding the traveling device and the electric portion);

FIG. 6 is a schematic side view of the welding platform of the present invention;

fig. 7 is a schematic top view of the welding platform of the present invention;

fig. 8 is an enlarged view of the area B in fig. 4 (excluding the chain and the electric mechanism).

Wherein: 1. a movable frame; 2. welding a platform; 3. an electric mechanism; 301. a speed reducer; 302. a variable frequency motor; 4. a bearing seat; 5. a bearing member; 501. a bearing rod; 502. a lift shaft A; 503. a lift shaft B; 6. a chain; 7. a cavity; 8. a balancing weight; 9. a slider coupling; 10. a bearing support; 11. a chain wheel A; 12. a sprocket B; 13. a fixing device; 14. a linking device; 15. a "1" font platform; 16. a guardrail frame; 17. a rib plate frame; 18. a rib plate; 19. a roller group; 20. a traveling device; 21. a guide rail bracket; 22. a climbing device; 23. a motorized portion; 24. and (5) pulley block.

Detailed Description

The following examples are intended to further illustrate the invention and are not intended to limit its application.

Please refer to fig. 1-3 and 5, a movable welding stand with safety and stability, including movable stand 1 and welding platform 2, welding platform 2 is through electric mechanism 3 and movable stand 1 swing joint, the top of movable stand 1 is horizontally provided with a bearing piece 5 for cooperating with electric mechanism 3 to drive welding platform 2 to go up and down through bearing seat 4, the both ends of bearing piece 5 are respectively through chain 6 and welding platform 2's both ends chaining formula swing joint, the inside of movable stand 1 is provided with cavity 7 for holding chain 6 safety activity, the inside of cavity 7 is provided with balancing weight 8 for lightening welding platform 2 lifting load, balancing weight 8 and chain 1 fixed connection.

Referring to fig. 1, 4 and 8, the bearing element 5 includes a bearing rod 501 for rotating in cooperation with the electric mechanism 3, and a lifting shaft a502 and a lifting shaft B503 for driving the welding platform 2 to lift, and the lifting shaft a502 and the lifting shaft B503 are respectively fixedly connected to two ends of the bearing rod 501 through a slipper coupling 9;

the lifting shaft A502 is fixedly arranged at one end of the top of the moving frame 1 through a bearing support 10, the lifting shaft A502 is connected with a chain 6 through a chain wheel A11, the chain wheel A11 is fixedly connected with one end of the welding platform 2 in a chained mode through the chain 6, the lifting shaft B503 is fixedly arranged at the other end of the top of the moving frame 1 through the bearing support 10, the lifting shaft B503 is connected with the chain 6 through a chain wheel B12, and the chain wheel B12 is fixedly connected with one end of the welding platform 2 in a chained mode through the chain 6;

bearing rod 501 rotates with electric mechanism 3 horizontal type to be connected, and electric mechanism 3 is fixed to be set up at the top of removal frame 1, and electric mechanism 3 is including being used for driving bearing rod 501 pivoted speed reducer 301 and being used for driving speed reducer 301 pivoted inverter motor 302, and inverter motor 302 is connected with speed reducer 301 electricity, and speed reducer 301 passes through inverter motor 302 and is connected with bearing rod 501 rotation.

Referring to fig. 2-3 and 5-7, a fixing device 13 for fixing the welding platform 2 is disposed at the rear side of the welding platform 2, two linking devices 14 for linking the chain 6 are disposed at two sides of one end of the fixing device 13, a pulley block 24 for relieving the pressure of the chain 6 on lifting or lowering the welding platform 2 is disposed at the other end of the fixing device 13, and the pulley block 24 is in rolling connection with the movable frame 1 through the chain 6;

the front side of welding platform 2 is provided with "1" style of calligraphy platform 15 that is used for the welded, "1" style of calligraphy platform 15 and fixing device 13 dock fixed connection, "1" style of calligraphy platform 15 be provided with all around and be used for safe welded guardrail frame 16, "1" style of calligraphy platform 15's below is provided with the gusset frame 17 that is used for supporting, gusset 18 and fixing device 13 fixed connection are passed through to one side of gusset frame 17, the bottom of gusset frame 17 is provided with the roller train 19 that is used for cooperating assembly pulley 24 to alleviate chain 6 and promote or transfer pressure, roller train 19 passes through chain 6 and removal frame 1 roll connection.

Referring to fig. 1-3, a walking device 20 for driving the 1-shaped platform 15 to translate is arranged at the bottom of the moving frame 1, a guide rail frame 21 for preventing the 1-shaped platform 15 from inclining is arranged at the top of the moving frame 1, and a climbing device 22 for safely climbing is arranged at the side of the moving frame 1.

When the movable welding frame is installed and assembled, as shown in fig. 1-8, the movable welding frame is integrally installed on a ground track, so that the welding platform 2 can move up and down and left and right. Specifically, the method comprises the following steps: firstly, designing a 1-shaped platform 15 according to the requirement of girth welding, then fixedly connecting an upper fixing device 13 on one side of the 1-shaped platform 15 in a butt joint mode, simultaneously fixing an upper rib plate frame 17 below the 1-shaped platform 15, fixedly connecting the rib plate frame 17 with the fixing device 13 through a rib plate 18, then respectively fixing an upper pulley group 24 and a roller group 19 at one end of the fixing device 13 and the bottom of the rib plate frame 17, then fixing an upper linking device 14 at one end of the fixing device 13, then occluding the fixing device 13 onto a movable frame 1, enabling one end of the fixing device 13 to be attached to one side of the movable frame 1, and enabling the other side of the movable frame 1 to be in rolling connection with the pulley group 24, namely completing the installation of a welding platform 2; then an upper bearing seat 4 is fixed at the middle part of the top of the movable frame 1, an upper bearing rod 501 is horizontally fixed on the bearing seat 4, then the bearing rod 501 is rotatably connected with a speed reducer 301, the speed reducer 301 is electrically connected with a variable frequency motor 302, then the variable frequency motor 302 is electrically connected with a control box, so that the bearing rod 501 can rotate along with the speed reducer 301 under the control of the control box to control the rotation of the variable frequency motor 302, meanwhile, upper bearing supports 10 are respectively fixed at two ends of the top of the movable frame 1, a lifting shaft A502 with a chain wheel A11 and a lifting shaft B503 with a chain wheel B12 are respectively fixed on two groups of bearing supports 10, then one end of the lifting shaft A502 is fixedly connected with one end of the bearing rod 501 through a slide block coupling 9, and simultaneously, the lifting shaft B503 and the opposite end of the lifting shaft A502 are fixedly connected with the other end of the bearing rod 501 through a slide block coupling 9, the chain wheel A11 and the chain wheel B12 can rotate along with the rotation of the bearing rod 501, then the chain 6 is sleeved on the chain wheel A11 in a sleeving manner, meanwhile, the chain 6 is sleeved on the chain wheel B12 in a sleeving manner, so that the two chains 6 can rotate along with the rotation of the chain wheel A11 and the chain wheel B12, and because the upright post of the movable frame 1 is hollow, the other ends of the two chains 6 can be respectively sleeved on the two linking devices 14 through the cavity 7, meanwhile, the cavity 7 is also internally provided with the balancing weight 8, and then the two chains 6 are respectively fixedly connected with the two balancing weights 8 in the cavity 7, so that the load of the '1' -shaped platform 15 during lifting can be reduced, the welding platform 2 can rotate along with the two chains 6 to horizontally lift, and the lifting and installation of the welding platform 2 is completed; then, a track for the moving frame 1 to move is designed on the ground level, a guide rail for suspending the moving frame 1 is designed according to the height of the moving frame 1, a climbing device 22 is welded on the side part of the moving frame 1 provided with the welding platform 2, a traveling device 20 is fixed at the bottom of the moving frame 1 provided with the climbing device 22, the traveling device 20 is sleeved on the track, the traveling device 20 is provided with an electric part 23, the electric part 23 is electrically connected with a control box, so that the traveling device 20 can move left and right on the track under the action of the electric part 23 controlled by the control box, the upper guide rail frame 21 is fixed at the top of the moving frame 1 provided with the climbing device 22, and the guide rail frame 21 is sleeved on the guide rail, so that the moving frame 1 can be always kept balanced under the left and right movement, and the installation of the moving frame 1 is completed.

The utility model discloses a theory of operation and use: as shown in fig. 1-8, when the mobile welding frame needs to move left and right, an operator only needs to operate the electric part 23 through the control box, the electric part 23 controls the traveling device 20 to move left and right on the track, because the mobile frame 1 is fixed on the traveling device 20, the mobile frame 1 inevitably moves left and right along with the traveling device 20 when the traveling device 20 moves left and right, and because the welding platform 2 is installed on the mobile frame 1, the welding platform 2 inevitably moves left and right along with the mobile frame 1 when the mobile frame 1 moves left and right; when the movable welding frame needs to move up and down, an operator only needs to start the variable frequency motor 302 through the control box, at the moment, the speed reducer 301 drives the bearing rod 501 to rotate inwards or outwards, the lifting shaft A502 and the lifting shaft B503 also synchronously rotate inwards or outwards, the chain wheel A11 and the chain wheel B12 respectively rotate inwards or outwards along with the rotation of the lifting shaft A502 and the lifting shaft B503, the two chains 6 respectively rotate inwards or outwards along with the rotation of the chain wheel A11 and the chain wheel B12, and the welding platform 2 is fixedly connected with the chains 6, so that the welding platform 2 can ascend or descend along with the inward or outward transmission of the two chains 6, and when the control box controls the rotating speed of the variable frequency motor 302, the ascending or descending speed of the welding platform 2 can be adjusted.

Example 2:

referring to fig. 1-8, as another object of the present invention, a girth welding apparatus is provided, in which any of the above movable welding frames is disposed, so that any of the above advantageous effects of the movable welding frame of the girth welding apparatus can be obtained, and the details are not repeated herein.

Claims

1. The utility model provides a safety and stability's removal welding jig, is including removing frame and welded platform, welded platform passes through electric mechanism and removes a swing joint, its characterized in that, the top of removing the frame is provided with the bearing spare of being connected with the electric mechanism rotation through the bearing frame level, the both ends of bearing spare are respectively through chain and welded platform's both ends chaining formula swing joint, the cavity that is used for holding chain safety activity is offered to the inside of removing the frame, the inside of cavity is provided with the balancing weight that is used for alleviateing welded platform promotion load, balancing weight and chain fixed connection.

2. The safe and stable mobile welding frame according to claim 1, wherein the bearing component comprises a bearing rod for cooperating with the electric mechanism to rotate, and a lifting shaft a and a lifting shaft B for driving the welding platform to lift, and the lifting shaft a and the lifting shaft B are respectively fixedly connected with two ends of the bearing rod through a sliding block coupling.

3. The safe and stable movable welding rack according to claim 2, characterized in that the bearing rod is horizontally and rotatably connected with an electric mechanism, and the electric mechanism is fixedly arranged at the top of the movable rack.

4. The safe and stable mobile welding frame according to claim 3, wherein the electric mechanism comprises a speed reducer for driving the bearing rod to rotate and a variable frequency motor for driving the speed reducer to rotate, the variable frequency motor is electrically connected with the speed reducer, and the speed reducer is rotatably connected with the bearing rod through the variable frequency motor.

5. The safe and stable mobile welding frame according to claim 2, wherein the lifting shaft A is fixedly arranged at one end of the top of the mobile frame through a bearing support, the lifting shaft A is arranged in a chain connection mode through a chain wheel A, and the chain wheel A is fixedly connected with one end of the welding platform in a chain connection mode through a chain.

6. The safe and stable movable welding rack according to claim 2, wherein the lifting shaft B is fixedly arranged at the other end of the top of the movable rack through a bearing support, the lifting shaft B is linked with a chain through a chain wheel B, and the chain wheel B is fixedly connected with one end of the welding platform through a chain in a linked manner.

7. The safe and stable mobile welding frame as claimed in claim 1, wherein the rear side of the welding platform is provided with a fixing device for fixing the welding platform, one end of the fixing device is provided with a link device for linking a chain on each of two sides, the other end of the fixing device is provided with a pulley block for reducing the pressure of the chain on lifting or lowering the welding platform, the pulley block is connected with the mobile frame in a rolling manner through the chain, and the front side of the welding platform is provided with a 1-shaped platform connected with the fixing device.

8. The safe and stable movable welding frame according to claim 7, characterized in that a guardrail frame for safe welding is arranged around the 1-shaped platform, a rib plate frame for supporting is arranged below the 1-shaped platform, one side of the rib plate frame is fixedly connected with a fixing device through a rib plate, a roller group for matching with a pulley block to reduce the lifting or lowering pressure of a chain is arranged at the bottom of the rib plate frame, and the roller group is connected with the movable frame in a rolling manner through the chain.

9. The safe and stable movable welding rack according to claim 8, characterized in that the bottom of the movable rack is provided with a walking device for driving the platform shaped like a Chinese character '1' to translate, the top of the movable rack is provided with a guide rail frame for preventing the platform shaped like a Chinese character '1' from inclining, and the side of the movable rack is provided with a climbing device for safe climbing.

10. A girth welding apparatus comprising a mobile welding carriage according to any of claims 1 to 9.