CN117588636A - Spiral winding prosthetic devices for pipeline - Google Patents

Abstract

The application relates to the technical field of pipeline restoration, in particular to a spiral winding restoration device for a pipeline, which comprises: the guide rail frame comprises two annular plates and a plurality of forming rollers which are oppositely arranged, and the forming rollers are rotationally connected between the two annular plates; the guide assembly comprises a plurality of groups of guide shafts and guide rollers which are arranged in a matched mode, the guide shafts are movably arranged between the two annular plates, and the guide rollers are movably sleeved on the guide shafts; the tilting assembly is used for driving the guide shaft to tilt so that the strip-shaped section bar spirally advances under the guiding action of the guide roller, the moving assembly is used for driving the guide shaft to rotate so as to adjust the position of the guide roller between the annular plates, and the tilting assembly drives the guide shaft to tilt and simultaneously drives the guide shaft to rotate through the moving assembly. The position and the direction of all guide rolls can be effectively adjusted, and the device assembly efficiency is improved.

Description

Spiral winding prosthetic devices for pipeline

Technical Field

The application relates to the technical field of pipeline repair, in particular to a spiral winding repair device for a pipeline.

Background

At present, the underground pipeline is provided with an important task of urban sewage drainage and waterlogging, so that the method has great significance for the maintenance of the underground pipeline. If the underground pipeline is damaged in a long-term use process, the underground pipeline at the position needs to be repaired in time. The traditional pipeline repairing method adopts an excavation mode to replace a new pipeline, so that the engineering quantity is huge, the consumption is also great, the construction period is long, and the problems of traffic jam, environmental pollution and the like are caused.

The non-excavation pipeline repairing method is used for repairing the pipeline locally or wholly on the premise that the pipeline is not excavated, and has the advantages of being small in pollution, short in construction period, small in influence on traffic and the like compared with the traditional pipeline excavation repairing method. At present, common non-excavation pipeline repairing methods mainly comprise a soft lining method, an inserting method, a spiral winding method and the like. The spiral winding method is to synchronously feed the strip-shaped profile prefabricated in a factory into a spiral winding repairing device which is pre-installed in an inspection well, push the strip-shaped profile in a spiral winding mode, manufacture a new pipe in an old pipe, then pour cement paste between the new pipe and the old pipe, and finally form a novel pipeline with high strength and good water tightness.

The existing spiral winding repairing device is provided with an annular support, a guide roller is arranged on the annular support, and the strip-shaped section bar is guided to be spirally wound through a groove of the guide roller to form a new pipe. Therefore, during assembly, the position of each guide roller needs to be precisely adjusted so that the connection line of all the guide rollers finally forms a spiral line, so that the strip-shaped section can form a new pipe under the action of the spiral winding repair device.

In the above related art, during the assembly of the device, the position of each guide roller needs to be precisely adjusted, so that the assembly of the whole device is time-consuming and has low efficiency.

Disclosure of Invention

In order to solve the problems that the whole device is long in assembly time and low in efficiency, the application provides a spiral winding repair device for a pipeline.

The application provides a spiral winding prosthetic devices for pipeline adopts following technical scheme:

a spiral wound repair apparatus for a pipe, comprising:

the guide rail frame comprises two annular plates and a plurality of forming rollers which are oppositely arranged, the forming rollers are rotationally connected between the two annular plates, and the forming rollers are annularly arranged;

the guide assembly comprises a plurality of groups of guide shafts and guide rollers which are arranged in a matched mode, the guide shafts are movably arranged between the two annular plates, and the guide rollers are movably sleeved on the guide shafts;

the tilting assembly is used for driving the guide shaft to tilt so that the strip-shaped section bar spirally advances under the guiding action of the guide roller, the moving assembly is used for driving the guide shaft to rotate so as to adjust the position of the guide roller between the annular plates, and the tilting assembly drives the guide shaft to tilt and simultaneously drives the guide shaft to rotate through the moving assembly.

By adopting the technical scheme, in the device assembly process, the position of the guide assembly needs to be accurately adjusted, so that the guide shaft and the guide roller can guide the strip-shaped section bar to advance spirally when the device operates, and a new spiral pipeline can be formed. The tilting assembly can adjust the tilting state of the guide shaft, so that the guide roller can spirally advance, and the moving assembly can effectively adjust the position of the guide roller between the annular plates. First, the tilt assembly and the movement assembly in combination can effectively adjust the position and orientation of the guide roller. The device assembly is made more efficient by eliminating the need to individually adjust the position and tilt of the guide rollers on each guide shaft. Secondly, the inclination component and the moving component can adjust the position and the direction of the guide roller according to the width of the strip-shaped section bar, so that the adaptability of the device to the strip-shaped section bars with different models is improved.

Optionally, the tilt assembly includes tilt driving piece and rotor plate, tilt driving piece install in the side department of annular plate, the rotor plate with annular plate sliding connection, the guiding axle includes first guiding axle and second guiding axle, first guiding axle with one of them annular plate articulates, the other end of first guiding axle with the second guiding axle articulates, the other end of second guiding axle runs through annular plate and with annular plate rotates to be connected, tilt driving piece drive rotor plate rotates, in order to drive the second guiding axle removes, first guiding axle is scalable so that the guiding axle slope, the guiding roller with first guiding axle swing joint.

Through adopting above-mentioned technical scheme, the tilting drive piece drive rotor plate rotates to drive the second guiding axle and remove, consequently can drive the one end that the second guiding axle was close to first guiding axle and remove, and then make first guiding axle can incline. The first guide shaft can drive the guide roller to incline after inclining, and further the guide roller can drive the strip-shaped section bar to spiral forwards.

Optionally, the tilting drive piece is provided with drive body and drive shaft, the drive body is used for the drive the flexible removal of drive shaft, the drive shaft keep away from drive body's one end with the side of rotor plate is articulated, a plurality of arc holes have been seted up along its circumference to the rotor plate, keep away from the ring-shaped plate fixedly connected with a plurality of butt poles of one side of banded section bar, one the butt pole wears to locate one in the arc hole.

Through adopting above-mentioned technical scheme, the tilting drive piece can effectively drive the pivoted board and rotate to make the pivoted board drive the guiding axle slope. The combination of the abutting rod and the arc-shaped hole can effectively limit the moving direction of the rotating plate, and the clockwise or anticlockwise rotating effectiveness of the rotating plate is guaranteed. Meanwhile, the support rod and the arc-shaped hole combination can provide support for the installation of the rotating plate, and the rotating plate is convenient to install.

Optionally, the moving assembly includes a rotating part and a limiting part, the rotating part is in transmission connection with the rotating plate, the rotating part is used for enabling the second guiding shaft to rotate, the first guiding shaft is connected with the second guiding shaft through a universal hinge, the first guiding shaft is in threaded connection with the guiding roller, and the limiting part is used for limiting the guiding roller to move along the axis direction of the first guiding shaft.

Through adopting above-mentioned technical scheme, the rotation piece can effectively utilize the rotation motion of rotor plate to drive the rotation of second guiding axle to make first guiding axle rotation, and drive the guide roll through the cooperation of screw thread and locating part and remove on first guiding axle. Therefore, the rotating plate can drive the guide shaft to incline and can drive the guide shaft to rotate so as to adjust the position of the guide roller in the rotating process. Therefore, in the device assembling process, the position of the guide roller can be effectively adjusted only by starting the inclined driving piece, and the assembling time of the guide roller can be effectively shortened, so that the assembling precision and the assembling efficiency are improved.

Optionally, the first guiding axle includes first sleeve and first loop bar, first sleeve one end with the annular plate articulates, the guide roll with first sleeve threaded connection, first sleeve another end cover is established first loop bar, just first sleeve stretches into to the cross sectional shape of the position of first loop bar sets up a straight flange at least, first loop bar is kept away from first telescopic one end with the second guiding axle articulates.

Through adopting above-mentioned technical scheme, first sleeve and first loop bar make the length of first guiding axle changeable to guarantee that first guiding axle can incline. The shape of the first sleeve is set so that the second guide rod can effectively drive the first guide shaft to rotate when rotating, and therefore the guide roller is driven to move through threads, and the position of the guide roller can be adjusted.

Optionally, the rotating member includes the fixed gear and the movable gear of multiunit supporting setting, the fixed gear is used for fixed mounting the one side that the banding section bar was kept away from to the annular plate, the movable gear is fixed in the one end that the second guiding axle kept away from first guiding axle, the fixed gear with the movable gear meshing.

Through adopting above-mentioned technical scheme, the fixed gear sets up, and the pivoted plate rotates and makes the gear that moves rotate to through the meshing of fixed gear and gear that moves, drive the rotation of second guiding axle. The second guide shaft is rotatable and movable in the circumferential direction, so that both the guide shaft and the guide roller can be moved on the guide shaft. Therefore, the installation position of the guide roller can be effectively adjusted, and the convenience of assembly is improved.

Optionally, the device further comprises a pressing assembly, the pressing assembly is mounted on one side of the guide rail frame, the pressing assembly is used for pressing the strip-shaped section bars, the number of teeth of the moving gears connected with the second guide shafts is gradually thinned from the pressing assembly along the annular direction, and the number of teeth of the fixed gears is correspondingly thinned from the pressing assembly along the annular direction.

Through adopting above-mentioned technical scheme, can adjust the rotation angle value of movable gear through the density of the number of teeth of adjusting movable gear and fixed gear that is in different positions to make the rotation condition of the guiding axle that is in different positions different, and further make the travel distance of guiding roller different. In this implementation, from the suppression subassembly beginning even change can make the line of last a plurality of guide roll positions be the helix to further strengthen the spiral pushing effect of this application device to the banding section bar.

Optionally, the locating part includes first gag lever post, second gag lever post and connecting plate, the one end of first gag lever post with the annular plate articulates, the locating hole has been seted up to the guide roll, first gag lever post slides and wears to locate the locating hole, first gag lever post is scalable so that first gag lever post slope, the other end of first gag lever post with the second gag lever post articulates, the second gag lever post is kept away from the one end of first gag lever post with connecting plate fixed connection, the butt hole has been seted up to the connecting plate, the second guiding axle rotate connect in the butt hole.

Through adopting above-mentioned technical scheme, drive the second gag lever post when the second guiding axle removes to drive first gag lever post and remove, and then make the guide roll can effectively remove along the extending direction of first guiding axle.

Optionally, the first gag lever post includes second sleeve and second loop bar, second sleeve one end with the annular plate is articulated, second sleeve another end cover is established the second loop bar, the second loop bar is kept away from second sleeve one end with the second gag lever post is articulated, the second sleeve slides and wears to locate the spacing hole.

Through adopting above-mentioned technical scheme, second sleeve and second loop bar can make the length of first gag lever post can be at the self-adaptation adjustment when first gag lever post slope, convenient and fast more, therefore effectively restrict the guide roll and remove to suitable position.

Optionally, the fixed gear and the rotating plate are both annular.

Through adopting above-mentioned technical scheme, fixed gear and pivoted board all set up to annular can save material, and can subtract heavy so that pivoted board rotates more easily. Meanwhile, the ring-mounted arrangement is convenient for observing the winding condition of the strip-shaped section bar.

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

1. the inclination component and the moving component can effectively adjust the position and the direction of the guide roller, and the position and the inclination state of the guide roller on each guide shaft do not need to be adjusted independently, so that the device is assembled and adjusted more efficiently; meanwhile, the position and the direction of the guide roller can be adjusted according to the width of the strip-shaped section bar, so that the adaptability of the device to the strip-shaped section bars of different types is improved;

2. the rotating plate can drive the guide shaft to incline and can also drive the guide shaft to rotate automatically so as to adjust the position of the guide roller in the rotating process; therefore, in the assembly process of the device, the position of the guide roller can be effectively adjusted only by starting the inclined driving piece, and the assembly time of the guide roller can be effectively reduced, so that the assembly precision and the assembly efficiency are improved;

3. the tooth number density of a plurality of movable gears and fixed gear is from the suppression subassembly beginning even variation can make the line of final a plurality of guide rolls be the helix to further strengthen the spiral pushing effect of this application device to the banding section bar.

Drawings

Fig. 1 is a schematic structural view of a spiral wound repair apparatus for a pipe according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a spiral wound repair apparatus for pipes (without a conveying assembly, a pressing assembly, and a forming roll) according to an embodiment of the present application.

Fig. 3 is a front view of the view angle direction of fig. 2.

Fig. 4 is an enlarged schematic view at a in fig. 2.

Fig. 5 is a top view of the view direction of fig. 2.

Fig. 6 is an enlarged schematic view at B in fig. 5.

Fig. 7 is a schematic diagram of the mobile assembly operating state of an embodiment of the present application.

Reference numerals illustrate:

1. a guide rail frame; 11. an annular plate; 12. a forming roller; 2. a guide assembly; 21. a guide shaft; 211. a first guide shaft; 2111. a first sleeve; 2112. a first loop bar; 212. a second guide shaft; 22. a guide roller; 221. a limiting hole; 3. a tilting assembly; 31. a tilt driving member; 311. a driving body; 312. a drive shaft; 32. a rotating plate; 321. an arc-shaped hole; 4. a moving assembly; 41. a rotating member; 411. a fixed gear; 412. a movable gear; 42. a limiting piece; 421. a first stop lever; 4211. a second sleeve; 4212. a second loop bar; 422. a second limit rod; 423. a connecting plate; 5. a pressing assembly; 6. a transport assembly; 7. and (5) abutting against the rod.

Detailed Description

The present application is described in further detail below with reference to fig. 1-7.

It should be noted that, in the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

The embodiment of the application discloses a spiral winding prosthetic devices for pipeline.

Referring to fig. 1 and 2, a spiral wound repair apparatus for a pipe includes a rail frame 1, a guide assembly 2, a tilting assembly 3, a moving assembly 4, a pressing assembly 5, and a conveying assembly 6.

Referring to fig. 1 and 2, the guide rail frame 1 includes two opposite annular plates 11 and a plurality of forming rollers 12, the plurality of forming rollers 12 are rotatably connected between the two annular plates 11, and the plurality of forming rollers 12 are annularly arranged and can be rotatably connected through bearings. The guide assembly 2 comprises a plurality of groups of guide shafts 21 and guide rollers 22 which are arranged in a matched mode, the guide shafts 21 are movably arranged between the two annular plates 11, and the guide rollers 22 are movably sleeved on the guide shafts 21. In this embodiment, the guiding assemblies 2 are provided with seven groups, and the seven groups of guiding assemblies 2 are also annularly arranged between the two annular plates 11.

Referring to fig. 1 and 2, the transport assembly 6 is mounted to one side of the rail housing 1 and is tangent to a side line of the annular plate 11. The pressing component 5 is arranged at one end of the conveying component 6, which is close to the guide rail frame 1, and the pressing component 5 is arranged at one side of the guide rail frame 1. After the assembly of the device, the conveying assembly 6 is used to convey the strip-shaped profile to the pressing assembly 5, the pressing assembly 5 comprising a press roller by which the strip-shaped profile is pressed in rotation and made to rotate along the forming roller 12. During the movement of the band profile, the band profile is snapped onto the guide roller 22, so that the band profile is helically advanced and a new pipe is formed. Since the conveying assembly 6 is a prior art, the structure capable of conveying the strip-shaped section bar is not described in detail in this embodiment.

Referring to fig. 1 and 2, the tilting assembly 3 is used to drive the guide shaft 21 to tilt so that the strip-shaped profile is spirally advanced under the guide of the guide roller 22, the moving assembly 4 is used to drive the guide shaft 21 to rotate so as to adjust the position of the guide roller 22 between the two annular plates 11, and the tilting assembly 3 drives the guide shaft 21 to tilt while driving the guide shaft 21 to rotate through the moving assembly 4.

In this application, the tilting assembly 3 and the moving assembly 4 cooperate to enable simultaneous adjustment of the position of a plurality of guide rollers 22. Therefore, at the time of assembly, it is not necessary to manually measure the positions of the guide rollers 22 individually and adjust them in order, so that the mounting time can be effectively shortened and the assembly efficiency can be improved. Meanwhile, the position of the guide roller 22 can be adjusted to adapt to the strip-shaped sectional materials with different sizes, so that the adaptation degree of the device in subsequent use can be improved.

Referring to fig. 2 and 3, the tilting assembly 3 includes a tilting drive 31 and a rotating plate 32. The tilt driving member 31 is installed at a side of the ring plate 11. The tilting drive member 31 is provided with a drive body 311 and a drive shaft 312, the drive body 311 drives the drive shaft 312 to move telescopically, one end of the drive body 311 is hinged to the support of the conveying assembly 6, and one end of the drive shaft 312 away from the drive body 311 is hinged to the side of the rotating plate 32. In this embodiment, the tilt driving member 31 may be a cylinder.

Referring to fig. 2 and 3, the rotating plate 32 is slidably connected to the annular plate 11, the rotating plate 32 is provided with a plurality of arc holes 321 along the circumferential direction thereof, the annular plate 11 on one side far away from the strip-shaped section is fixedly connected with a plurality of supporting rods 7 (refer to fig. 4), and one supporting rod 7 is inserted into one arc hole 321. In the present embodiment, the abutting rod 7 and the arc-shaped hole 321 are provided with seven groups. The arrangement of the abutment rod 7 and the arc-shaped hole 321 facilitates the installation of the rotation plate 32 while also limiting the rotation direction of the rotation plate 32.

Specifically, when the drive shaft 312 of the tilt drive member 31 is extended, the rotation plate 32 is caused to rotate in the direction of the arc-shaped hole 321 (i.e., in the circumferential direction). When the driving shaft 312 of the tilting drive member 31 is shortened, the tilting drive member 31 drives the rotating plate 32 to rotate reversely.

Wherein the rotation plate 32 is provided in a ring shape, thus enabling effective weight reduction, so that the tilting drive 31 can effectively drive the rotation plate 32 to rotate.

Referring to fig. 5 and 6, the guide shaft 21 includes a first guide shaft 211 and a second guide shaft 212, the first guide shaft 211 being hinged to one of the annular plates 11, the other end of the first guide shaft 211 being hinged to the second guide shaft 212. In this embodiment, all the hinging manners are universal hinges. The other end of the second guide shaft 212 penetrates the annular plate 11 and is rotatably connected to the annular plate 11. Specifically, a mounting hole (fig. 4 is combined) may be formed in the rotating plate 32, the other end of the second guiding shaft 212 penetrates through the other annular plate 11, and the end is rotatably connected in the mounting hole, the tilting driving member 31 drives the rotating plate 32 to rotate so as to drive the second guiding shaft 212 to move, the first guiding shaft 211 is telescopic so that the guiding shaft 21 is tilted (fig. 7 is combined), and the guiding roller 22 is movably connected with the first guiding shaft 211.

Referring to fig. 7, when the driving shaft 312 of the tilting driving member 31 is extended or shortened, the rotating plate 32 can be driven to rotate, thereby driving the second guide shaft 212 to move, and the first guide shaft 211 is gradually tilted while the second guide shaft 212 is moving, thereby tilting the guide roller 22 thereon. The inclined arrangement of the guide roller 22 can facilitate the subsequent spiral advance of the strip-shaped profile.

Referring to fig. 6, the first guide shaft 211 includes a first sleeve 2111 and a first sleeve 2112, and one end of the first sleeve 2111 is hinged to the annular plate 11. Thus, during tilting of the first guide shaft 211, the first sleeve 2111 is relatively far from the first sleeve 2112, thereby enabling the first guide shaft 211 to be adapted to elongate after tilting.

Referring to fig. 3 and 4, the moving assembly 4 includes a rotating member 41 and a limiting member 42. The rotating member 41 is partially in transmission connection with the rotating plate 32, and the rotating member 41 is configured to rotate the second guide shaft 212.

Referring to fig. 6, the first guide shaft 211 is screwed with the guide roller 22, and the stopper 42 is used to restrict the guide roller 22 from moving in the axial direction of the first guide shaft 211. The combination of the rotating member 41 and the stopper 42 ensures that the first guide shaft 211 can tilt and can rotate, and the guide roller 22 is driven by the screw to move in the axial direction of the first guide shaft 211. The positions of the guide rollers 22 are further adjusted, so that the guide rollers 22 can meet winding requirements of the strip-shaped sectional materials, and the positions of the guide rollers 22 can be adjusted at one time during assembly, thereby effectively shortening the assembly time and improving the assembly efficiency.

Referring to fig. 3 and 6, the rotating member 41 includes a plurality of sets of fixed gear rings 411 and movable gears 412, the fixed gear rings 411 are fixedly mounted on one surface of the annular plate 11 far away from the strip-shaped section bar, the movable gears 412 are fixed on one end of the second guide shaft 212 far away from the first guide shaft 211, and the fixed gear rings 411 are meshed with the movable gears 412. Wherein, the fixed gear 411 is arranged in a ring shape, so that the material can be effectively saved, the production cost is reduced, and the ring-shaped arrangement is also convenient for observing the winding condition of the strip-shaped section bar in the device.

Therefore, when the rotation plate 32 rotates, the fixed gear 411 is fixed, and the second guide shaft 212 is fixedly coupled with the movable gear 412, so that the movable gear 412 rotates in the circumferential direction while also generating a certain rotation.

Referring to fig. 4 and 6, in the present embodiment, the guide roller 22 is screwed with the first sleeve 2111, the other end of the first sleeve 2111 is sleeved with the first sleeve 2112, and the cross-sectional shape of the position where the first sleeve 2112 extends into the first sleeve 2111 is provided with at least one straight edge, and in the present embodiment, the cross-sectional shape of the first sleeve 2112 is provided with a square shape (refer to fig. 4). One end of the first sleeve 2112, which is far away from the first sleeve 2111, is hinged to the second guide shaft 212 in a universal hinge manner.

The second guiding shaft 212 rotates to drive the first sleeve rod 2112 to rotate, and the cross section shape of the first sleeve rod 2111 extending to the position of the first sleeve rod 2112 is at least provided with a straight edge, so that the first sleeve rod 2112 rotates to drive the first sleeve rod 2111 to rotate, and the screw thread can drive the guiding roller 22 to move, so that the position of the guiding roller 22 can be effectively adjusted. The above-mentioned mode can effectively adjust inclination and the shift position of guide roll 22 to the installation of being convenient for more, and utilize the later stage to wind coiled strip section bar.

Referring to fig. 1 and 3, the number of teeth of the movable gears 412 connected to the plurality of sets of second guide shafts 212 becomes gradually sparse in the annular direction from the pressing assembly 5, and the number of teeth of the fixed gears 411 becomes correspondingly sparse in the annular direction from the pressing assembly 5.

When the tilting drive member 31 drives the rotation plate 32 to rotate, the rotation angle values of the movable gear 412 are made different due to the difference in the density of the number of teeth of the movable gear 412 and the fixed gear 411 at different positions, so that the rotation conditions of the guide shafts 21 at different positions are made different, and further the moving distances of the guide rollers 22 are made different. In this implementation, from pressing assembly 5 beginning even change can make the line behind a plurality of last guide roll 22 shift position be the helix, and the setting of helix can further strengthen the spiral pushing effect of this application device to the banding section bar, and can be through the pitch of adjusting the helix in order to adapt to the banding section bar of equidimension.

Referring to fig. 5 and 6, the stopper 42 includes a first stopper rod 421, a second stopper rod 422, and a connection plate 423. One end of the first limiting rod 421 is hinged to the annular plate 11, the guide roller 22 is provided with a limiting hole 221 (combined with fig. 4), the first limiting rod 421 is slidably arranged in the limiting hole 221 in a penetrating mode, the first limiting rod 421 is telescopic to enable the first limiting rod 421 to incline, the other end of the first limiting rod 421 is hinged to the second limiting rod 422, one end, far away from the first limiting rod 421, of the second limiting rod 422 is fixedly connected with the connecting plate 423, the connecting plate 423 is provided with an abutting hole, and the second guide shaft 212 is rotatably connected to the abutting hole.

The first limiting rod 421 comprises a second sleeve 4211 and a second sleeve rod 4212, one end of the second sleeve 4211 is hinged to the annular plate 11, the second sleeve rod 4212 is sleeved at the other end of the second sleeve 4211, one end, far away from the second sleeve 4211, of the second sleeve rod 4212 is hinged to the second limiting rod 422, and the second sleeve 4211 is slidably arranged in the limiting hole 221 in a penetrating mode.

Referring to fig. 3 and 6, and simultaneously, as will be understood with reference to fig. 7, when the tilting drive member 31 drives the rotating plate 32 to rotate, the rotating plate 32 drives the second guide shaft 212 to move and rotate along the circumference through the fixed gear 411 and the movable gear 412, so as to drive the connecting plate 423 to move, and the connecting plate 423 drives the second limiting rod 422 to move in the moving process, so that the first limiting rod 421 can move synchronously with the first guide shaft 211, and further, the guide roller 22 can move along the axial direction of the first guide shaft 211. In the process of moving the first limiting rod 421, the second sleeve 4211 and the second sleeve 4212 can be separated from each other and extended, so that the first limiting rod 421 can be inclined.

The implementation principle of the embodiment is as follows:

in assembling the device, the guide rollers 22 and the guide shafts 21 are first installed between the two annular plates 11, and then all the guide rollers 22 are moved to abut against the annular plates 11, and the tilting assembly 3 and the moving assembly 4 are assembled accordingly.

In the adjusting device, the rotating plate 32 is driven to rotate by the inclined driving piece 31, so that the guide shaft 21 is driven to rotate and move along the circumferential direction by the fixed gear 411 and the movable gear 412, the position of the guide roller 22 between the two annular plates 11 can be adjusted by the rotation of the guide shaft 21 and the cooperation of the limiting piece 42, and the inclination angle of the guide roller 22 can be adjusted by the movement of the guide shaft 21.

The number of teeth of the fixed gear 411 and the movable gear 412 at different positions is changed step by step, so that the connection line of the final position of the guide roller 22 is a spiral line, and the device can effectively push the strip profile to advance in use.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. A spiral wound repair apparatus for a pipe, comprising:

the guide rail frame (1) comprises two annular plates (11) and a plurality of forming rollers (12) which are oppositely arranged, the forming rollers (12) are rotationally connected between the two annular plates (11), and the forming rollers (12) are annularly arranged;

the guide assembly (2) comprises a plurality of groups of guide shafts (21) and guide rollers (22) which are arranged in a matching way, the guide shafts (21) are movably arranged between the two annular plates (11), and the guide rollers (22) are movably sleeved on the guide shafts (21);

a tilting assembly (3) and a moving assembly (4), wherein the tilting assembly (3) is used for driving the guide shaft (21) to tilt so as to lead the strip-shaped profile to advance spirally under the guide action of the guide roller (22), the moving assembly (4) is used for driving the guide shaft (21) to rotate so as to adjust the position of the guide roller (22) between the annular plates (11), and the tilting assembly (3) is used for driving the guide shaft (21) to tilt and simultaneously driving the guide shaft (21) to rotate through the moving assembly (4);

the tilting assembly (3) comprises a tilting driving piece (31) and a rotating plate (32), the tilting driving piece (31) is mounted at the side edge of the annular plate (11), the rotating plate (32) is in sliding connection with the annular plate (11), the guide shaft (21) comprises a first guide shaft (211) and a second guide shaft (212), the first guide shaft (211) is hinged with one annular plate (11), the other end of the first guide shaft (211) is hinged with the second guide shaft (212), the other end of the second guide shaft (212) penetrates through the annular plate (11) and is in rotating connection with the annular plate (11), the tilting driving piece (31) drives the rotating plate (32) to drive the second guide shaft (212) to move, the first guide shaft (211) is telescopic to enable the guide shaft (21) to tilt, and the guide roller (22) is movably connected with the first guide shaft (211);

the inclined driving piece (31) is provided with a driving body (311) and a driving shaft (312), the driving body (311) is used for driving the driving shaft (312) to stretch and retract, one end of the driving shaft (312) away from the driving body (311) is hinged with the side edge of the rotating plate (32), the rotating plate (32) is provided with a plurality of arc holes (321) along the circumferential direction, the annular plate (11) at one side away from the strip-shaped section bar is fixedly connected with a plurality of abutting rods (7), and one abutting rod (7) penetrates into one arc hole (321);

the moving assembly (4) comprises a rotating piece (41) and a limiting piece (42), the rotating piece (41) is partially connected with the rotating plate (32) in a transmission mode, the rotating piece (41) is used for enabling the second guide shaft (212) to rotate, the first guide shaft (211) is connected with the second guide shaft (212) through a universal hinge, the first guide shaft (211) is in threaded connection with the guide roller (22), and the limiting piece (42) is used for limiting the guide roller (22) to move along the axis direction of the first guide shaft (211).

2. The spiral wound repair apparatus for a pipe according to claim 1, wherein: the first guide shaft (211) comprises a first sleeve (2111) and a first sleeve rod (2112), one end of the first sleeve (2111) is hinged to the annular plate (11), the guide roller (22) is in threaded connection with the first sleeve (2111), the first sleeve rod (2112) is sleeved at the other end of the first sleeve (2111), at least one straight edge is arranged on the cross section of the first sleeve (2111) extending into the position of the first sleeve rod (2112), and one end of the first sleeve rod (2112) away from the first sleeve (2111) is hinged to the second guide shaft (212).

3. The spiral wound repair apparatus for a pipe according to claim 1, wherein: the rotating piece (41) comprises a plurality of groups of fixed gears (411) and movable gears (412) which are arranged in a matching mode, the fixed gears (411) are fixedly arranged on one surface, far away from the strip-shaped section bar, of the annular plate (11), the movable gears (412) are fixed on one end, far away from the first guide shaft (211), of the second guide shaft (212), and the fixed gears (411) are meshed with the movable gears (412).

4. A spiral wound repair apparatus for pipes according to claim 3, wherein: the novel guide rail device is characterized by further comprising a pressing assembly (5), wherein the pressing assembly (5) is arranged on one side of the guide rail frame (1), the pressing assembly (5) is used for pressing strip-shaped sectional materials, the number of teeth of the movable gears (412) connected with the second guide shafts (212) in multiple groups gradually becomes sparse along the annular direction from the position of the pressing assembly (5), and the number of teeth of the fixed gears (411) also correspondingly becomes sparse along the annular direction from the position of the pressing assembly (5).

5. A spiral wound repair apparatus for pipes according to claim 3, wherein: the limiting piece (42) comprises a first limiting rod (421), a second limiting rod (422) and a connecting plate (423), one end of the first limiting rod (421) is hinged to the annular plate (11), a limiting hole (221) is formed in the guide roller (22), the first limiting rod (421) is arranged in the limiting hole (221) in a sliding penetrating mode, the first limiting rod (421) can be telescopic to enable the first limiting rod (421) to incline, the other end of the first limiting rod (421) is hinged to the second limiting rod (422), one end of the second limiting rod (422) away from the first limiting rod (421) is fixedly connected with the connecting plate (423), a butt hole is formed in the connecting plate (423), and the second guide shaft (212) is connected to the butt hole in a rotating mode.

6. The spiral wound repair apparatus for a pipe according to claim 5, wherein: the first limiting rod (421) comprises a second sleeve (4211) and a second sleeve rod (4212), one end of the second sleeve (4211) is hinged to the annular plate (11), the second sleeve rod (4212) is sleeved at the other end of the second sleeve (4211), one end, away from the second sleeve rod (4212), of the second sleeve rod (4211) is hinged to the second limiting rod (422), and the second sleeve rod (4211) is slidably arranged in the limiting hole (221).

7. A spiral wound repair apparatus for pipes according to claim 3, wherein: the fixed gear (411) and the rotating plate (32) are both annular.