CN210615556U

CN210615556U - Female auxiliary welding device of pipe

Info

Publication number: CN210615556U
Application number: CN201921273294.XU
Authority: CN
Inventors: 张灵利
Original assignee: Qinghai Power Transmission And Distribution Engineering Co ltd; State Grid Corp of China SGCC; State Grid Qinghai Electric Power Co Ltd
Current assignee: Qinghai Power Transmission And Distribution Engineering Co ltd; State Grid Corp of China SGCC; State Grid Qinghai Electric Power Co Ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-26
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a pipe nut auxiliary welding device, wherein a support frame is arranged on one side of the upper part of a base, the two sides of the support frame are movably connected with a first connecting plate, a first lifting wheel is movably arranged at the two ends of the first connecting plate, a second lifting wheel is arranged on one side of the first lifting wheel, a pipe nut is arranged on the upper parts of the first lifting wheel and the second lifting wheel, and the pipe nut is automatically centered under the action of the first lifting wheel and the second lifting wheel; height adjusting device installs the both sides at the base symmetrically, fixed plate one end and base fixed connection, the fixed plate other end and first swivel nut fixed connection, and first screw rod spiro union is inside first swivel nut, and first screw rod upper end is equipped with the knob, and first screw rod lower extreme is equipped with the callus on the sole and includes. The utility model discloses all set up high adjusting device in lifting device both sides, according to job site's needs, the straightness accuracy in female butt joint axle center of pipe has been guaranteed to the height of device is lifted in the adjustment of rotatory knob to female welded quality of pipe has been guaranteed.

Description

Female auxiliary welding device of pipe

Technical Field

The utility model belongs to the technical field of the electric power construction, in particular to female auxiliary welding device of pipe.

Background

The conventional large-section lead is more and more difficult to meet the requirements of bus heating and short-circuit electric power technically and structurally, a tubular bus is called a tubular bus for short, is a substitute product of the lead, is mainly applied to a bus and a connecting conductor of electrical equipment in a transformer substation in electric power construction engineering in China, is one of key parts of the transformer substation engineering, and plays a crucial role in the safety and reliability of a power transmission and transformation system and the electrical equipment.

With the increase of the transmission capacity of a power grid, an aluminum alloy tubular bus is mostly adopted as a bus tubular bus in high-voltage and large-capacity transformer substations. The aluminum alloy tubular bus has the advantages of small occupied area, simple and clear framework, clear arrangement, low corrosion rate, durability, small skin effect coefficient and the like.

Because the length of a single tubular bus is limited, in actual use, a plurality of tubular buses need to be welded in sequence. The welding and installation of the tubular busbar is always a tedious, time-consuming and energy-consuming process. In order to enhance quality management and improve the construction process level of the electric power construction project, in order to ensure that the axis center of the welded pipe bus is a straight line and has mechanical strength and avoid the problems of unreliable equipment operation, even quality accidents and the like, the control of the butt joint quality of the pipe bus is a key control point for the installation of electrical equipment. The existing pipe bus is generally provided with a lifting device at the lower part of the pipe bus during welding, and the pipe bus is rotated to weld after the two sections of pipe buses are aligned, but the height of the lifting device is fixed, and the height of the two sections of pipe buses cannot be adjusted during aligning the pipe buses, so that the butt joint straightness error of the pipe buses is large, and the welding quality of the pipe buses is seriously influenced.

Disclosure of Invention

The utility model aims at overcoming the not enough among the prior art, providing a female supplementary welding set of pipe, all set up high adjusting device in lifting device both sides, according to job site's needs, the height of device is lifted in the adjustment of rotatory knob, has guaranteed the female straightness accuracy to the mouth of pipe to female welded quality of pipe has been guaranteed.

In order to realize the purpose, the utility model discloses a technical scheme is:

a pipe nut auxiliary welding device comprises a lifting device and a height adjusting device, wherein the lifting device comprises a base, a first lifting wheel and a second lifting wheel, a support frame is arranged on one side of the upper portion of the base, a first connecting plate is movably connected to two sides of the support frame, the first lifting wheel is movably mounted at two ends of the first connecting plate, the second lifting wheel is arranged on one side of the first lifting wheel, the second lifting wheel is identical to the first lifting wheel in structure, a pipe nut is placed on the first lifting wheel and the second lifting wheel, and automatic centering is achieved under the action of the first lifting wheel and the second lifting wheel; the height adjusting devices are symmetrically arranged on two sides of the base and comprise a fixing plate, a first threaded sleeve and a first screw rod, one end of the fixing plate is fixedly connected with the base, the other end of the fixing plate is fixedly connected with the first threaded sleeve, the first screw rod is screwed in the first threaded sleeve, a knob is arranged at the upper end of the first screw rod, and a foot pad is arranged at the lower end of the first screw rod; when the pipe nuts are butted, the height adjusting devices on the two sides of the corresponding lifting device are adjusted according to the deviation of the interfaces, and the butting precision of the interfaces during the welding of the pipe nuts is ensured, so that the straightness of the welding of the pipe nuts is ensured, and the quality requirement of the welding of the pipe nuts is met.

As a further preferred of this technical scheme, base lower part one side is equipped with the channel-section steel, the inside railway timber that is equipped with of channel-section steel, the height that highly is higher than the channel-section steel of railway timber for railway timber and ground contact have enlarged the area of contact on lifting device and ground, lift the device and produce the displacement and cause the skew of running from opposite directions when having avoided the female welding of pipe.

As a further preferred option of the technical scheme, a butt device is arranged at the joint of the tube nut, the butt device comprises a lantern ring, a second screw rod and a baffle, an intermediate groove is formed in the lantern ring, and the joint of the tube nut is positioned inside the intermediate groove, so that the tube nut is conveniently welded; a notch is formed in the lantern ring, symmetrically arranged sleeves are fixedly installed at one end of the notch, a baffle is fixedly installed at the other end of the notch, and a clamping groove is formed in the baffle; a second rotating shaft is arranged in the sleeve, a second screw rod is fixedly connected to one side of the second rotating shaft, the second screw rod is detachably mounted in the clamping groove, a second threaded sleeve is arranged on one side of the outer portion of the second screw rod, and a second handle is arranged at one end of the second threaded sleeve; the female one end of one of them pipe is cup jointed earlier with the butt joint device when the pipe is female to the mouth, will move the butt joint device to the female structure department of two pipes after the butt joint, make the female interface of pipe be located between the inslot portion, then with the second screw rod joint inside the draw-in groove, rotatory handle, inside second screw rod screw in second swivel nut, the breach of the time lantern ring is reduced to lock two sections pipe mother, the female interface of pipe produces the skew when having avoided the female welding of pipe and influences the female welded quality of pipe.

As a further preferred option of this technical scheme, draw-in groove one side is equipped with the spacing groove, spacing inslot portion one side is equipped with the gasket, and the second screw rod has guaranteed the female steadiness of being connected to the mouth of pipe from the inside roll-off of draw-in groove when the spacing groove has avoided the lantern ring to lock, has avoided the second screw rod to pop out simultaneously and has caused the casualties.

As a further optimization of the technical scheme, a plurality of repair welding holes which are uniformly distributed are formed in the pipe bus, a liner pipe is arranged in the pipe bus, the two sections of pipe buses are in butt joint and then the liner pipe is in welded connection with the pipe bus through the repair welding holes, and the liner pipe avoids the phenomenon that the welding quality of the pipe bus is influenced by the deviation of a pipe bus interface when the pipe bus is welded.

As a further optimization of the technical scheme, a first level meter is arranged in the front-back direction of the upper part of the base, the levelness of the front-back direction of the base can be conveniently and visually observed by the first level meter, and the precision of the pipe bus in alignment is ensured.

As a further optimization of the technical scheme, a second level meter is arranged in the left and right directions of the upper part of the base, the levelness of the left and right directions of the base can be conveniently and visually observed by the second level meter, and the precision of the pipe nut aligning is further ensured.

As a further preference of the technical scheme, a mounting groove is formed in one side of the upper portion of the base, a width adjusting device is arranged in the mounting groove and comprises a mounting plate, a connecting block, a stud and a second connecting plate, guide rails are fixedly connected to two sides of the mounting plate, a sliding block is arranged on one side of the upper portion of each guide rail, the stud is arranged on one side of the mounting plate, and a hand wheel is arranged at one end of the stud; a second connecting plate is arranged on one side of the upper part of the guide rail, the support frame is fixedly arranged on the upper part of the second connecting plate, a connecting block is arranged on one side of the lower part of the second connecting plate, and the connecting block is in threaded connection with the stud; according to the diameter of the pipe nut, the hand wheel is rotated to adjust the distance between the first lifting wheel and the second lifting wheel, and the pipe nut welding machine is suitable for welding pipe nuts of different specifications.

As a further preference of the technical scheme, a locking block is sleeved on one side outside the stud, an opening is formed in one end of the locking block, a first handle is arranged on one side of the upper portion of the opening, the first handle is in threaded connection with one side of the opening of the locking block, a connecting flange is arranged on one side of the locking block, and the connecting flange is fixedly connected with the mounting plate; after the distance adjustment between the first lifting wheel and the second lifting wheel is completed, the first handle is rotated to reduce the opening amplitude of the locking block, so that the locking block is tightly held with the stud, the sliding of the first lifting wheel is avoided, and the stability of the pipe nut during rotation is ensured.

As a further preferred aspect of the present technical solution, a driving device is disposed on one side of the upper portion of the base, the driving device includes a motor, a first rotating shaft, a worm, and a worm wheel, the motor is fixedly mounted on the base, a first bevel gear is disposed at one end of an output shaft of the motor, a second bevel gear engaged with the first bevel gear is disposed on one side of the first bevel gear, and the first bevel gear and the second bevel gear are mounted inside the first driving box; the second bevel gear is installed on the first rotating shaft, the other end of the first rotating shaft is connected with the worm through a coupler, a worm wheel is arranged on one side of the upper portion of the worm, two ends of the worm wheel are movably installed inside the second driving box through rotating shafts, a driving wheel is arranged on one side of the worm wheel, middle wheels are symmetrically arranged on two sides of the driving wheel, the middle wheels are installed on the first connecting plate through rotating shafts, a driven wheel is arranged on one side of the middle wheels, the driven wheel is fixedly connected with the rotating shafts of the second lifting wheels, and protective covers are arranged outside the driving wheel, the middle wheels and the driven wheel; the motor passes through gear drive and drives first pivot and rotate to drive the worm and rotate, the worm drives the action wheel through the worm wheel and rotates, the action wheel drives from the driving wheel rotation through the intermediate wheel, thereby drives the second and lifts the riding wheel and rotate, the second is lifted the riding wheel and is rotated and drive the female rotation of pipe, it is female to have avoided the female welding of pipe artifical rotation pipe, has improved the female welded efficiency of pipe, has guaranteed the female welded quality of pipe.

The utility model has the advantages that:

1) the height adjusting devices are arranged on the two sides of the lifting device, the height of the lifting device is adjusted by rotating the knob according to the requirements of a construction site, and the straightness of the butt joint of the pipe bus is guaranteed, so that the welding quality of the pipe bus is guaranteed.

2) Base lower part one side is equipped with the channel-section steel, and the inside railway timber that is equipped with of channel-section steel, the height that highly is higher than the channel-section steel of railway timber for railway timber and ground contact have enlarged the area of contact on lifting device and ground, lift the device and produce the displacement and cause the offset of running from opposite directions when having avoided the female welding of pipe.

3) The female one end of one of them pipe is cup jointed earlier with the butt joint device when the pipe is female to the mouth, will move the butt joint device to the female structure department of two pipes after the butt joint, make the female interface of pipe be located between the inslot portion, then with the second screw rod joint inside the draw-in groove, rotatory handle, inside second screw rod screw in second swivel nut, the breach of the time lantern ring is reduced to lock two sections pipe mother, the female interface of pipe produces the skew when having avoided the female welding of pipe and influences the female welded quality of pipe.

4) Draw-in groove one side is equipped with the spacing groove, and spacing inslot portion one side is equipped with the gasket, and the second screw rod has guaranteed the female steadiness of being connected to the mouth of pipe from the inside roll-off of draw-in groove when the spacing groove has avoided the lantern ring locking, has avoided the second screw rod to pop out simultaneously and has caused the casualties.

5) Be equipped with a plurality of repair welding holes of evenly arranging on the female, female inside of pipe is equipped with the bushing pipe, will behind the female butt joint of two sections pipe the bushing pipe is through repair welding hole and female welded connection of pipe, and female interface of pipe produces the skew when the bushing pipe has avoided female welding of pipe and influences female welded quality of pipe.

6) Be equipped with first spirit level on the fore-and-aft direction of base upper portion, first spirit level is convenient for observe the levelness of base fore-and-aft direction directly perceivedly, has guaranteed the female precision of opening to the mouth of pipe.

7) The second gradienter is arranged on the left and right directions of the upper part of the base, and the second gradienter is convenient for visually observing the levelness of the left and right directions of the base, so that the precision of the pipe bus aligning is further ensured.

8) One side of the upper part of the base is provided with a mounting groove, a width adjusting device is arranged in the mounting groove and comprises a mounting plate, a connecting block, a stud and a second connecting plate, guide rails are fixedly connected to two sides of the mounting plate, a sliding block is arranged on one side of the upper part of each guide rail, the stud is arranged on one side of the mounting plate, and a hand wheel is arranged at one end of the stud; a second connecting plate is arranged on one side of the upper part of the guide rail, the support frame is fixedly arranged on the upper part of the second connecting plate, a connecting block is arranged on one side of the lower part of the second connecting plate, and the connecting block is in threaded connection with the stud; according to the diameter of the pipe nut, the hand wheel is rotated to adjust the distance between the first lifting wheel and the second lifting wheel, and the pipe nut welding machine is suitable for welding pipe nuts of different specifications.

9) After the distance adjustment between the first lifting wheel and the second lifting wheel is completed, the first handle is rotated to reduce the opening amplitude of the locking block, so that the locking block is tightly held with the stud, the sliding of the first lifting wheel is avoided, and the stability of the pipe nut during rotation is ensured.

10) The motor passes through gear drive and drives first pivot and rotate to drive the worm and rotate, the worm drives the action wheel through the worm wheel and rotates, the action wheel drives from the driving wheel rotation through the intermediate wheel, thereby drives the second and lifts the riding wheel and rotate, the second is lifted the riding wheel and is rotated and drive the female rotation of pipe, it is female to have avoided the female welding of pipe artifical rotation pipe, has improved the female welded efficiency of pipe, has guaranteed the female welded quality of pipe.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the auxiliary welding device for the tubular bus bar of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the auxiliary welding device for the tubular bus bar of the present invention.

Fig. 3 is a bushing installation diagram in embodiment 2 of a female auxiliary welding device of pipe of the utility model.

Fig. 4 is a schematic structural view of a lifting device in the auxiliary welding device for the tubular bus of the present invention.

Fig. 5 is the utility model discloses a lifting device takes out first lifting wheel rear structure sketch map among female auxiliary welding device of pipe.

Fig. 6 is a schematic structural view of a driving device in the auxiliary welding device for the tubular bus of the present invention.

Fig. 7 is a schematic structural view of a width adjusting device in the auxiliary welding device for the tubular bus bar of the present invention.

Fig. 8 is a schematic view of a local enlargement in a female auxiliary welding device of a pipe of the present invention.

Fig. 9 is a structural schematic diagram of a butt-joint device in the auxiliary welding device for the tubular bus of the present invention.

Fig. 10 is a schematic diagram of a local enlargement of B in the auxiliary welding device for the tubular nut of the present invention.

In the figure: 1. a pipe nut; 101. repairing the welding hole; 2. a lifting device; 201. a base; 202. channel steel; 203. a road wood; 204. a first lift wheel; 205. a second lift wheel; 206. a first connecting plate; 207. a support frame; 208. mounting grooves; 3. a height adjustment device; 301. a fixing plate; 302. a first threaded sleeve; 303. a first screw; 304. a foot pad; 305. a knob; 4. a width adjustment device; 401. mounting a plate; 402. a guide rail; 403. a slider; 404. connecting blocks; 405. a second connecting plate; 406. a hand wheel; 407. a locking block; 408. a first handle; 409. a connecting flange; 410. a stud; 5. a drive device; 501. a motor; 502. a first bevel gear; 503. a first rotating shaft; 504. a coupling; 505. a worm; 506. a worm gear; 507. a second bevel gear; 508. a driving wheel; 509. an intermediate wheel; 510. a driven wheel; 511. a first drive case; 512. a second drive box; 513. a shield; 6. a mouth aligning device; 601. a collar; 602. a spacing groove; 603. a sleeve; 604. a notch; 605. a second rotating shaft; 606. a second screw; 607. a baffle plate; 608. a second thread insert; 609. a second handle; 610. a card slot; 611. a limiting groove; 612. a gasket; 7. a first level; 8. a second level; 9. a liner tube;

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-10, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, 4-10, an auxiliary welding device for a tubular bus includes a lifting device 2 and a height adjusting device 3, wherein the lifting device 2 includes a base 201, a first lifting wheel 204 and a second lifting wheel 205, a support frame 207 is disposed on one side of the upper portion of the base 201, first connection plates 206 are movably connected to two sides of the support frame 207, the first lifting wheel 204 is movably mounted at two ends of the first connection plates 206, the second lifting wheel 205 is disposed on one side of the first lifting wheel 204, the second lifting wheel 205 has the same structure as the first lifting wheel 204, and the tubular bus 1 is disposed on the upper portions of the first lifting wheel 204 and the second lifting wheel 205 and automatically centered under the action of the first lifting wheel 204 and the second lifting wheel 205; the height adjusting devices 3 are symmetrically installed on two sides of the base 201, each height adjusting device 3 comprises a fixing plate 301, a first threaded sleeve 302 and a first screw 303, one end of each fixing plate 301 is fixedly connected with the base 201, the other end of each fixing plate 301 is fixedly connected with the first threaded sleeve 302, the first screw 303 is in threaded connection with the inside of the first threaded sleeve 302, a knob 305 is arranged at the upper end of each first screw 303, and a foot pad 304 is arranged at the lower end of each first screw 303; when the pipe bus 1 is in butt joint, the height adjusting devices 3 on the two sides of the corresponding lifting device 2 are adjusted according to the deviation of the interfaces, and the precision of the butt joint of the interfaces when the pipe bus 1 is welded is guaranteed, so that the welding straightness of the pipe bus 1 is guaranteed, and the welding quality requirements of the pipe bus 1 are met.

In this embodiment, base 201 lower part one side is equipped with channel-section steel 202, channel-section steel 202 is inside to be equipped with the railway timber 203, and the height that highly is higher than channel-section steel 202 of railway timber 203 for railway timber 203 and ground contact have enlarged the area of contact on lifting device 2 and ground, and lifting device 2 produces the displacement and causes the skew of running from opposite directions when having avoided the female 1 welding of pipe.

In this embodiment, an aligning device 6 is arranged at an interface of the tube nut 1, the aligning device 6 includes a collar 601, a second screw 606 and a baffle 607, a spacing groove 602 is arranged on the collar 601, and the interface of the tube nut 1 is located inside the spacing groove 602, so as to facilitate welding of the tube nut 1; a notch 604 is formed in the lantern ring 601, symmetrically arranged sleeves 603 are fixedly installed at one end of the notch 604, a baffle 607 is fixedly installed at the other end of the notch 604, and a clamping groove 610 is formed in the baffle 607; a second rotating shaft 605 is arranged in the sleeve 603, a second screw 606 is fixedly connected to one side of the second rotating shaft 605, the second screw 606 is detachably mounted in the clamping groove 610, a second threaded sleeve 608 is arranged on one side of the outer portion of the second screw 606, and a second handle 609 is arranged at one end of the second threaded sleeve 608; the device 6 that will dock earlier cup joints in the female 1 one end of one of them pipe during female 1 butt joint of pipe, will dock device 6 after the butt joint and remove to the structure department of two pipe female 1, make the female 1 interface of pipe be located between inside the groove 602, then with second screw 606 joint inside draw-in groove 610, rotatory handle, inside second screw 606 screw in second swivel nut 608, the breach 604 of time lantern ring 601 reduces, thereby with the female 1 locking of two sections pipe, the female 1 interface of pipe produces the skew when having avoided the female 1 welding of pipe and influences the female 1 welded quality of pipe.

In this embodiment, draw-in groove 610 one side is equipped with spacing groove 611, the inside one side of spacing groove 611 is equipped with gasket 612, and second screw 606 has been avoided the lantern ring 601 locking time inside roll-off from draw-in groove 610 to spacing groove 611, has guaranteed the female 1 of pipe to the stability of mouth connection, has avoided second screw 606 to pop out simultaneously and has caused the casualties.

In this embodiment, be equipped with a plurality of repair welding holes 101 of evenly arranging on female 1 of pipe, female 1 of pipe is inside to be equipped with bushing pipe 9, will behind two sections female 1 butt joints bushing pipe 9 passes through repair welding hole 101 and female 1 welded connection of pipe, and bushing pipe 9 has avoided female 1 of pipe interface production skew to influence female 1 welded quality of pipe when female 1 of pipe welds.

In this embodiment, be equipped with first spirit level 7 on the base 201 upper portion fore-and-aft direction, first spirit level 7 is convenient for observe the levelness of base 201 fore-and-aft direction directly perceivedly, has guaranteed the precision that the pipe mother 1 is geared to needs of care.

In this embodiment, be equipped with second spirit level 8 on the base 201 upper portion left and right sides direction, second spirit level 8 is convenient for observe the levelness of base 201 left and right sides direction directly perceivedly, has further guaranteed the precision of the female 1 alignment of pipe.

In this embodiment, a mounting groove 208 is formed in one side of the upper portion of the base 201, a width adjusting device 4 is arranged in the mounting groove 208, the width adjusting device 4 includes a mounting plate 401, a connecting block 404, a stud 410, and a second connecting plate 405, guide rails 402 are fixedly connected to two sides of the mounting plate 401, a slider 403 is arranged on one side of the upper portion of the guide rails 402, the stud 410 is arranged on one side of the mounting plate 401, and a hand wheel 406 is arranged at one end of the stud 410; a second connecting plate 405 is arranged on one side of the upper part of the guide rail 402, the supporting frame 207 is fixedly arranged on the upper part of the second connecting plate 405, a connecting block 404 is arranged on one side of the lower part of the second connecting plate 405, and the connecting block 404 is in threaded connection with a stud 410; according to the diameter of the pipe bus 1, the distance between the first lifting wheel 204 and the second lifting wheel 205 is adjusted by rotating the hand wheel 406, so that the welding machine is suitable for welding pipe buses 1 of different specifications.

In this embodiment, a locking block 407 is sleeved on one side of the outer portion of the stud 410, an opening is formed in one end of the locking block 407, a first handle 408 is arranged on one side of the upper portion of the opening, the first handle 408 is in threaded connection with one side of the opening of the locking block 407, a connecting flange 409 is arranged on one side of the locking block 407, and the connecting flange 409 is fixedly connected with the mounting plate 401; after the distance between the first lifting wheel 204 and the second lifting wheel 205 is adjusted, the first handle 408 is rotated to reduce the opening amplitude of the locking block 407, so that the locking block 407 and the stud 410 are tightly held, the sliding of the first lifting wheel 204 is avoided, and the stability of the pipe nut 1 during rotation is ensured.

In this embodiment, a driving device 5 is arranged on one side of the upper part of the base 201, the driving device 5 comprises a motor 501, a first rotating shaft 503, a worm 505 and a worm wheel 506, the motor 501 is fixedly mounted on the base 201, one end of an output shaft of the motor 501 is provided with a first bevel gear 502, one side of the first bevel gear 502 is provided with a second bevel gear 507 engaged with the first bevel gear, and the first bevel gear 502 and the second bevel gear 507 are mounted inside a first driving box 511; the second bevel gear 507 is mounted on a first rotating shaft 503, the other end of the first rotating shaft 503 is connected with a worm 505 through a coupling 504, a worm wheel 506 is arranged on one side of the upper part of the worm 505, two ends of the worm wheel 506 are movably mounted inside a second driving box 512 through rotating shafts, a driving wheel 508 is arranged on one side of the worm wheel 506, intermediate wheels 509 are symmetrically arranged on two sides of the driving wheel 508, the intermediate wheels 509 are mounted on the first connecting plate 206 through rotating shafts, a driven wheel 510 is arranged on one side of the intermediate wheels 509, the driven wheel 510 is fixedly connected with the rotating shaft of the second lifting wheel 205, and a protective cover 513 is arranged outside the driving wheel 508, the intermediate wheels 509 and the driven wheel 510; motor 501 drives first pivot 503 through gear drive and rotates to drive worm 505 and rotate, worm 505 drives action wheel 508 through worm wheel 506 and rotates, action wheel 508 drives from driving wheel 510 through intermediate wheel 509 and rotates, thereby drive the second and lift the riding wheel and rotate, the second is lifted the riding wheel and is rotated and is driven the female 1 rotation of pipe, the female 1 of artifical rotation pipe when having avoided the female 1 welding of pipe, the female 1 welded efficiency of pipe has been improved, the female 1 welded quality of pipe has been guaranteed.

Example 2

Referring to fig. 2 to 3, different from embodiment 1, in this embodiment, a plurality of repair welding holes 101 are uniformly arranged on the tube mother 1, a liner tube 9 is arranged inside the tube mother 1, the liner tube 9 is welded to the tube mother 1 through the repair welding holes 101 after the two sections of the tube mother 1 are aligned, and the liner tube 9 prevents the joint of the tube mother 1 from deviating to affect the welding quality of the tube mother 1 when the tube mother 1 is welded.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A pipe nut auxiliary welding device comprises a lifting device and a height adjusting device, wherein the lifting device comprises a base, a first lifting wheel and a second lifting wheel, a support frame is arranged on one side of the upper portion of the base, a first connecting plate is movably connected to two sides of the support frame, the first lifting wheel is movably mounted at two ends of the first connecting plate, the second lifting wheel is arranged on one side of the first lifting wheel, the second lifting wheel is identical to the first lifting wheel in structure, a pipe nut is placed on the first lifting wheel and the second lifting wheel, and automatic centering is achieved under the action of the first lifting wheel and the second lifting wheel; the novel adjustable height adjusting device is characterized in that the height adjusting device is symmetrically arranged on two sides of the base and comprises a fixing plate, a first threaded sleeve and a first screw rod, one end of the fixing plate is fixedly connected with the base, the other end of the fixing plate is fixedly connected with the first threaded sleeve, the first screw rod is screwed inside the first threaded sleeve, a knob is arranged at the upper end of the first screw rod, and a foot pad is arranged at the lower end of the first screw rod.

2. The auxiliary welding device for the pipe nuts according to claim 1, wherein channel steel is arranged on one side of the lower portion of the base, and a rail is arranged inside the channel steel, and the height of the rail is higher than that of the channel steel.

3. The auxiliary welding device for the pipe nuts according to claim 1, wherein a butt device is arranged at the joint of the pipe nuts, the butt device comprises a lantern ring, a second screw and a baffle, an intermediate groove is formed in the lantern ring, and the joint of the pipe nuts is located inside the intermediate groove; a notch is formed in the lantern ring, symmetrically arranged sleeves are fixedly installed at one end of the notch, a baffle is fixedly installed at the other end of the notch, and a clamping groove is formed in the baffle; the improved structure is characterized in that a second rotating shaft is arranged in the sleeve, a second screw rod is fixedly connected to one side of the second rotating shaft, the second screw rod is detachably mounted inside the clamping groove, a second threaded sleeve is arranged on one side of the outer portion of the second screw rod, and a second handle is arranged at one end of the second threaded sleeve.

4. The auxiliary welding device for tubular nuts of claim 3, wherein a limiting groove is formed on one side of the clamping groove, and a gasket is arranged on one side of the inner portion of the limiting groove.

5. The auxiliary welding device for the tubular bus according to claim 1, wherein a plurality of repair welding holes are uniformly arranged on the tubular bus, a liner tube is arranged inside the tubular bus, and the liner tube is welded with the tubular bus through the repair welding holes after the two sections of tubular buses are aligned.

6. The auxiliary welding device for the tubular bus according to any one of claims 3 to 5, wherein a first level is arranged on the upper portion of the base in a front-back direction.

7. The auxiliary welding device for the tubular bus bar of claim 6, wherein a second level is arranged on the upper portion of the base in the left-right direction.

8. The auxiliary pipe nut welding device according to any one of claims 3 to 5, wherein a mounting groove is formed in one side of the upper portion of the base, a width adjusting device is arranged inside the mounting groove and comprises a mounting plate, a connecting block, a stud and a second connecting plate, guide rails are fixedly connected to two sides of the mounting plate, a sliding block is arranged on one side of the upper portion of each guide rail, the stud is arranged on one side of the mounting plate, and a hand wheel is arranged at one end of each stud; the support frame is fixedly arranged on the upper portion of the second connecting plate, a connecting block is arranged on one side of the lower portion of the second connecting plate, and the connecting block is in threaded connection with the stud.

9. The auxiliary welding device for the tubular nuts as claimed in claim 8, wherein a locking block is sleeved on one side outside the stud, an opening is formed in one end of the locking block, a first handle is arranged on one side of the upper portion of the opening and in threaded connection with one side of the opening of the locking block, and a connecting flange is arranged on one side of the locking block and fixedly connected with the mounting plate.

10. The auxiliary welding device for the tubular nut as claimed in claim 1, wherein a driving device is arranged on one side of the upper portion of the base, the driving device comprises a motor, a first rotating shaft, a worm and a worm wheel, the motor is fixedly installed on the base, a first bevel gear is arranged at one end of an output shaft of the motor, a second bevel gear meshed with the first bevel gear is arranged on one side of the first bevel gear, and the first bevel gear and the second bevel gear are installed inside a first driving box; second bevel gear installs in first pivot, the other end of first pivot passes through the shaft coupling and is connected with the worm, worm upper portion one side is equipped with the worm wheel, the worm wheel both ends are installed inside second drive case through the pivot activity, worm wheel one side is equipped with the action wheel, the action wheel bilateral symmetry is provided with the intermediate wheel, the intermediate wheel is installed on first connecting plate through the pivot, intermediate wheel one side is equipped with from the driving wheel, from the pivot fixed connection of driving wheel with the second lifting wheel, action wheel, intermediate wheel and from the driving wheel outside and be equipped with the guard shield.