CN113786938B

CN113786938B - Repairing and maintaining device

Info

Publication number: CN113786938B
Application number: CN202111176517.2A
Authority: CN
Inventors: 罗建文; 黄鑫; 王志坚; 陈卓云; 魏立武; 钟启育
Original assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-11-29
Anticipated expiration: 2041-10-09
Also published as: CN113786938A

Abstract

The invention belongs to the technical field of pipeline auxiliary equipment, and discloses a repair and maintenance device. This repair maintenance device includes: moving mechanism, parcel mechanism and spraying mechanism. Wherein, parcel mechanism includes fixed subassembly, blowing roller and receipts material roller. The fixed assembly is internally provided with an annular slide rail for clamping a workpiece to be maintained, the discharging roller and the receiving roller are respectively wound with a protective film, and the discharging roller is rotatably arranged relative to the fixed assembly and used for discharging the protective film. The end part of the material receiving roller is configured to penetrate through the annular slide way and is in sliding fit with the annular slide way, so that the protective film can be wound outside the workpiece to be maintained and used for receiving the protective film. This repair is maintained the blowing roller of device and is received the material roller and guarantee that the protection film transmission is steady, and it is effectual to wrap up. The fixed subassembly provides the repair maintenance environment for waiting to maintain the work piece, and the protection film is wrapped up the outside of waiting to maintain the work piece along the annular slide that fixed subassembly set up, prevents that the protection film from bubbling or fold, and it is effectual to repair.

Description

Repairing and maintaining device

Technical Field

The invention relates to the technical field of auxiliary equipment of power pipelines, in particular to a repairing and maintaining device.

Background

The power pipeline is used as an important component of an urban underground space, a high-voltage cable line of 10kv or more is laid on the power pipeline, and is used for important power transmission tasks, the power pipeline is transported in a long distance underground, and the condition of the pipeline directly influences the whole transportation engineering, so that the requirement on the safety maintenance of the power pipeline is increasingly strict. In the long-term use process of the pipeline, the pipeline is easy to crack or break due to external collision or biological corrosion, and the pipeline needs to be repaired quickly.

In the prior art, when a pipeline is repaired quickly, firstly, the pipeline is cleaned, repairing equipment is placed around the pipeline, and the pipeline is cleaned mechanically; secondly, wrapping the pipeline, namely wrapping a layer of protective film on the pipeline by using repair equipment, wherein the protective film is wound on the surface of the pipeline to be repaired; and finally, spraying the pipeline, namely spraying the spraying liquid on the pipeline to finish the repairing and maintenance work of the pipeline.

The prior pipeline repairing and maintaining device has the following defects:

1. before the spraying process of the surface of the pipeline, a layer of protective film is coated on the pipeline and is used for repairing the damaged pipeline and enhancing the oxidation resistance, corrosion resistance and other characteristics of the pipeline. In the work progress, can adopt artificial manual mode to wrap up to the pipeline, because the difference of individual technology, lead to the pipeline parcel probably to appear falling or the technical problem who damages to greatly increased pipeline maintenance's time cost consumes manpower and financial resources, and the effect of pipeline repairment is not good.

2. The repairing agent is manually sprayed on the repaired pipeline and used for enhancing the corrosion resistance of the pipeline, but in the manual spraying process, the spraying layer has the problem of discontinuity, and the spraying effect is poor. If the coating meets large gaps, the thickness of the sprayed coating is uneven, on one hand, the construction cost is increased, and on the other hand, higher requirements on the construction technology are provided.

3. The existing pipeline spraying repair device is large in size, complex in structure and incapable of being accommodated in a space with a small size, so that the device is not suitable for all construction environments, and the use scene of the device is limited.

Disclosure of Invention

The invention aims to provide a repairing and maintaining device which is used for repairing and maintaining pipelines, has a good wrapping effect and is suitable for maintenance scenes of different pipelines.

In order to achieve the purpose, the invention adopts the following technical scheme:

a remedial maintenance device comprising a wrapping mechanism, the wrapping mechanism comprising:

the fixing assembly is used for clamping a workpiece to be maintained, an annular slide way is arranged in the fixing assembly, and the annular slide way and the workpiece to be maintained are coaxially arranged;

the discharging roller is rotationally arranged relative to the fixing assembly and used for discharging the protective film;

receive the material roller, be used for receipts material of protection film, the protection film is respectively around locating the blowing roller with receive the material roller the tip of receiving the material roller is configured to wear to establish annular groove and rather than sliding fit, makes the protection film can twine in wait to maintain the outside of work piece.

Preferably, the fixing assembly comprises:

the fixing ring is sleeved outside the end part of the workpiece to be maintained;

the locking ring is sleeved outside the fixing ring, the annular slide way is formed between the locking ring and the fixing ring, and the end parts of the material receiving rollers are respectively abutted against the outer wall of the fixing ring and the inner wall of the locking ring.

Preferably, the locking ring includes first snap ring, second snap ring and connecting piece, first snap ring with the second snap ring folds to form and is used for the through-hole that solid fixed ring wore to establish, first snap ring with can dismantle the connection through the connecting piece between the second snap ring.

Preferably, the wrapping mechanism further comprises a stand column, and the emptying roller is arranged on the stand column in a rotating mode.

Preferably, the parcel mechanism still includes the guide roll, the guide roll rotate set up in on the stand, the protection film is respectively around locating the blowing roller the guide roll with receive on the material roller.

Preferably, the repair and maintenance device further comprises a spraying mechanism, and the spraying mechanism is used for spraying the preservative to the protective film.

Preferably, the spraying mechanism comprises:

a tank body for containing the preservative;

the spray pipe is communicated with the box body and is used for spraying the preservative;

the heating seat is arranged on the box body and used for heating the preservative.

Preferably, the spraying mechanism further comprises a transit pipe and a communicating pipe, the communicating pipe is communicated with the box body, one end of the transit pipe is communicated with the communicating pipe, and the other end of the transit pipe is communicated with the spray pipe.

Preferably, the spraying mechanism further comprises: and one end of the telescopic pipe is communicated with the communicating pipe, the other end of the telescopic pipe is communicated with the transit pipe, and the length of the telescopic pipe along the axial direction is adjustable.

Preferably, the repair and maintenance device further comprises a moving mechanism, and the moving mechanism comprises:

the device comprises a bearing plate, a supporting plate and a clamping mechanism, wherein a wrapping mechanism is arranged on the bearing plate;

the roller is arranged at the bottom of the bearing plate.

The invention has the beneficial effects that:

according to the repairing and maintaining device provided by the invention, the protective film is respectively wound on the discharging roller and the receiving roller, the discharging roller is used for discharging the protective film, the receiving roller is used for receiving the protective film, and the protective film is ensured to be stably transmitted. The protective film can wrap the workpiece to be maintained to play a role in corrosion resistance and oxidation resistance protection, and the wrapping effect is good.

The fixing assembly is used for clamping a workpiece to be maintained and providing a maintenance environment for the workpiece to be maintained. An annular slide way is arranged in the fixed assembly and is coaxial with the workpiece to be maintained, so that the protective film is uniformly wound on the workpiece to be maintained around the coaxial center of the protective film, and the protective film is prevented from bubbling or wrinkling. When needing to be wrapped up, the fixed subassembly centre gripping is fixed and is waited to maintain the work piece, and fixed subassembly can drive the receipts material roller and slide along annular slide, utilizes the receipts material roller to drive the protection film and removes, and the protection film drives the blowing roller blowing, and the blowing roller is carried the protection film to receiving on the material roller, then receives the material roller and can rotate for waiting to maintain the work piece along annular slide, makes the protection film parcel to wait to maintain the outside of work piece, and the blowing is steady, and repair effect is good.

Drawings

Fig. 1 is a schematic structural diagram of a repair maintenance apparatus according to an embodiment of the present invention;

FIG. 2 is a top view of a repair maintenance device according to an embodiment of the present invention;

FIG. 3 is a side view of a repair maintenance device according to one embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a fixing assembly of a wrapping mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a spray mechanism of a repair and maintenance device according to a second embodiment of the present invention.

Reference numerals are as follows:

1. a wrapping mechanism; 2. a spraying mechanism; 3. a moving mechanism;

11. a fixing assembly; 12. a discharging roller; 13. a material receiving roller; 14. a column; 15. a guide roller; 16. a handle; 21. a box body; 22. a filling port; 23. a nozzle; 24. a heating base; 25. a transfer pipe; 26. a communicating pipe; 27. a telescopic pipe; 31. a carrier plate; 32. a roller;

111. a fixing ring; 112. locking ring;

1121. a first snap ring; 1122. a second snap ring; 1123. a connecting member.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Example one

The embodiment provides a repair and maintenance device, as shown in fig. 1, the repair and maintenance device includes a moving mechanism 3, the moving mechanism 3 includes a bearing plate 31 and a roller 32, the bearing plate 31 plays a role of integral support, the roller 32 is disposed at the bottom of the bearing plate 31, the roller 32 is preferably a locking universal wheel, the rolling direction of the roller 32 can be freely changed along the horizontal direction, and the current position can be locked. By rolling the roller 32, the bearing plate 31 can be driven to a destination, and the adaptability to environmental changes in the repairing process is improved.

When the pipeline is repaired by the repairing and maintaining device, the pipeline buried underground is corroded or collided by the environment, and the pipeline is easily damaged and cracked. For this reason, this repair and maintenance device includes parcel mechanism 1, and parcel mechanism 1 sets up on loading board 31, and loading board 31 provides the function of transportation and bearing for parcel mechanism 1. Specifically, parcel mechanism 1 includes fixed subassembly 11, blowing roller 12 and receipts material roller 13, and blowing roller 12 sets up on moving mechanism 3's loading board 31, and the winding has the protection film on the blowing roller 12, and the protection film is for having anti-oxidant, corrosion-resistant and fire-retardant novel engineering plastics, treats the effect that the work piece played the protection of maintaining, treats to maintain the work piece and can be power pipeline, water conservancy pipeline and gas pipeline etc.. The discharging roller 12 provides a winding medium for the protective film, so that the protective film can be discharged stably, and the protective film can wrap a workpiece to be maintained. Receive material roller 13 and be used for receiving of protection film, the protection film is around locating blowing roller 12 and receiving material roller 13 respectively, and the protection film can twine in the outside of waiting to maintain the work piece, and it is effectual to wrap up.

If the protective film is wound in a pure manual wrapping mode, the time cost of maintenance is increased, the protective film is easy to fall off or is damaged artificially, and the repairing effect is poor. To solve this problem, the wrapping mechanism 1 further comprises a fixing assembly 11. The fixed assembly 11 is used for clamping a workpiece to be maintained, an annular slide way is arranged in the fixed assembly 11, the end part of the material receiving roller 13 is connected to the annular slide way, and the end part of the material receiving roller 13 can slide along the annular slide way, so that a protective film can be wound outside the workpiece to be maintained. Preferably, the annular slide way and the workpiece to be maintained are coaxially arranged, the annular slide way is guaranteed to be clamped around the workpiece to be maintained in all directions, the protective film is uniformly wound on the workpiece to be maintained around the same axis of the protective film, the winding is stable, and the protective film is prevented from foaming or wrinkling. The annular slide is coated with lubricating oil to prevent the fixed component 11 from rusting.

When needing to carry out the parcel, fixed subassembly 11 centre gripping is waited to maintain the work piece, and the protection film is around locating receipts material roller 13 and blowing roller 12 respectively, and the free end winding of protection film is on receiving material roller 13. The end of the material receiving roller 13 is connected to the annular slideway, external force is applied to the material receiving roller, the end of the material receiving roller 13 slides along the annular slideway, the protective film is driven to move along with the discharging of the material discharging roller 12, the protective film is conveyed to the material receiving roller 13, the material receiving roller 13 surrounds a workpiece to be maintained, then the material receiving roller 13 can rotate relative to the workpiece to be maintained along the annular slideway, the protective film is wrapped outside the workpiece to be maintained, the discharging is stable, and the repairing effect is good.

The discharging roller 12 and the receiving roller 13 will be described in detail below.

As shown in fig. 2, in order to provide the fixing module 11 with the protective film, the discharging roller 12 is disposed on the upper portion of the loading plate 31, the protective film is wound on the discharging roller 12, and the discharging roller 12 is rotatably disposed with respect to the fixing module 11 for discharging the protective film. The protective film can be made of glass fiber materials, polyethylene materials, hot-dip plastic steel materials, modified polypropylene materials and the like, is preferably made of glass fiber materials, has good performance, and enhances the heat resistance, the insulativity and the corrosion resistance of the workpiece to be maintained. Preferably, the protective film is wound around the outer portion of the discharging roller 12 in the axial direction thereof, and the width of the protective film is matched with the length of the discharging roller 12 in the axial direction thereof, so as to ensure the discharging stability of the discharging roller 12, and the protective film does not move left and right on the discharging roller 12.

In order to provide driving force for the material receiving roller 13, a handle 16 is mounted at the end of the material receiving roller 13, and the handle 16 is driven by external force, so that the material receiving roller 13 can selectively slide along the annular slide way. The handle 16 is smoothly convex, which plays a role of anti-slip and prevents the winding process of the protective film from being interrupted.

The handle 16 penetrates through the annular slide way, the receiving roller 13 rolls relative to the annular slide way under the action of the handle 16, the receiving roller rotates relative to the annular slide way around the axis of a workpiece to be maintained, meanwhile, the protective film is wound on the discharging roller 12 and the receiving roller 13 respectively, the receiving roller 13 drives the discharging roller 12 to rotate and discharge, the protective film is wound on the surface of the workpiece to be maintained, and the wrapping effect is good.

In order to provide support for the discharging roller 12, as shown in fig. 3, the wrapping mechanism 1 further comprises an upright post 14, the discharging roller 12 is rotatably arranged on the upright post 14 and used for discharging the protective film, and the upright post 14 provides rotary support for the discharging roller 12. The standing groove has been seted up on stand 14 upper portion, and the standing groove is connected to the axle head of blowing roller 12, and blowing roller 12 is preferred to be set up in the inside of standing groove and can roll relative to it, and the axle head of blowing roller 12 sets up completely in the standing groove along vertical direction simultaneously, and the groove depth of axle head diameter less than or equal to the standing groove, avoids blowing roller 12 to break away from with stand 14 when rotating.

Preferably, the number of the upright columns 14 is two, and the two upright columns 14 are respectively and symmetrically arranged on two sides of the discharging roller 12, so that the discharging roller 12 is prevented from moving back and forth between the two upright columns 14, and the discharging roller 12 discharges materials stably when rotating.

Further, as shown in fig. 4, the fixing assembly 11 includes a fixing ring 111 and a locking ring 112, the fixing ring 111 is sleeved outside the end of the workpiece to be maintained for fixing the end of the workpiece to be maintained, and an operator can replace the fixing ring 111 of the same size to be mounted on the workpiece to be maintained according to the size of the workpiece to be maintained. The locking ring 112 is sleeved outside the fixing ring 111 and used for locking a workpiece to be maintained, and an annular slide way is formed between the locking ring 112 and the fixing ring 111 and plays a role in guiding the material receiving roller 13. The handles 16 are respectively abutted against the outer wall of the fixing ring 111 and the inner wall of the locking ring 112, the outer wall of the fixing ring 111 and the inner wall of the locking ring 112 form an annular closed slideway, the handles 16 slide along the slideway, two ends of the material receiving roller 13 are respectively provided with an annular slideway and are arranged in parallel, and the protective film is wound on a workpiece to be maintained by the handles 16 and the material receiving roller 13.

Preferably, the fixing ring 111 and the locking ring 112 are concentrically arranged, so that the distance between the fixing ring 111 and the locking ring 112 is equal, and the radius difference between the locking ring 112 and the fixing ring 111 is approximately equal to the diameter of the handle 16, so that the handle 16 is always tightly attached to two sides of the slideway along the circumferential direction, the sliding is stable, the noise generated by collision is avoided, and a relatively quiet environment is manufactured.

In order to guide the material receiving roller 13 to slide along the annular slide rail and limit the handle 16 to abut against two sides of the slide rail all the time, the locking ring 112 includes a first clamping ring 1121, a second clamping ring 1122 and a connecting piece 1123. A first connection hole is formed in the first snap ring 1121, a second connection hole is formed in the second snap ring 1122, and the connecting piece 1123 penetrates through the first connection hole and the second connection hole respectively to achieve connection of the first snap ring 1121 and the second snap ring 1122. The first connection hole and the second connection hole are preferably perforated one of them and threaded the other one, facilitating the mounting of the connector 1123. The connection member 1123 is specifically a bolt, and is connected by the bolt to facilitate the mounting and dismounting of the first snap ring 1121 and the second snap ring 1122. The first snap ring 1121 and the second snap ring 1122 are closed to form a through hole for the fixing ring 111 to pass through.

When a workpiece needs to be maintained, the fixing ring 111 with a matched size is sleeved on the surface of the workpiece to be maintained, the handle 16 abuts against the outer wall of the fixing ring 111, the first clamping ring 1121 and the second clamping ring 1122 are folded along the circumferential surface of the fixing ring 111, and the first clamping ring 1121 and the second clamping ring 1122 are connected through the connecting piece 1123 in a bolt mode to form the locking ring 112; when the workpiece does not need to be maintained, the connecting pieces 1123 are removed from the first and second connecting holes, the first and second snap rings 1121, 1122 are disassembled, the handle 16 and the take-up roller 13 are disassembled, and finally the fixing ring 111 is removed from the workpiece to be maintained.

The wrapping mechanism 1 further comprises a guide roller 15, the guide roller 15 is rotatably arranged on the upright post 14, and the guide roller 15 is preferably parallel to the discharging roller 12 in the vertical direction, so that the protective film is kept flat and free of creases. The protective film is respectively wound on the discharging roller 12, the guide roller 15 and the receiving roller 13, the protective film is wound on the discharging roller 12, the protective film is transmitted to the receiving roller 13 through the guide roller 15, and the guide roller 15 plays a role in guiding the protective film. The diameter of the guide roller 15 is smaller than that of the profile of the bottom of the upright post 14, so that the situation that the protective film is separated from the guide roller 15 to cause equipment failure is avoided.

Example two

In the embodiment, on the basis of the first embodiment, the thinning of the bearing area of the moving mechanism 3 is added.

The repair and maintenance device provided by the embodiment further comprises a spraying mechanism 2, as shown in fig. 5, the spraying mechanism 2 is disposed on the bearing plate 31 and is used for spraying the preservative to the protective film, and the bearing plate 31 provides a necessary installation space for the spraying mechanism 2. When the preservative is sprayed on the protective film wrapped on the workpiece to be maintained, the preservative is generally sprayed manually, so that the thickness of a sprayed layer is uneven and discontinuous, the spraying technical requirements on personnel are strict, the spraying time is long, and the maintenance efficiency is influenced.

In order to solve this problem, the spraying mechanism 2 includes a tank body 21, a spray pipe 23, and a heating base 24, the tank body 21 is disposed on a bearing plate 31 of the moving mechanism 3, the inside of the tank body 21 is used for accommodating the corrosion inhibitor, and the tank body 21 provides a necessary accommodating space for the corrosion inhibitor, and the corrosion inhibitor can enhance the corrosion resistance of the protective film. Spray tube 23 communicates in case body 21 and is used for the spraying antiseptic, utilizes spray tube 23 can carry out the spraying with the antiseptic in the case body 21, and the spraying is effectual. The heating seat 24 is arranged on the box body 21 and used for heating the preservative, so that the preservative is prevented from being solidified and blocked. Along with the movement of the bearing plate 31, the environment of the workpiece to be maintained of the spraying mechanism 2 is more flexible and has strong adaptability.

The tank body 21, the nozzle 23 and the heating base 24 will be described in detail below.

Tank body 21 is provided on the upper portion of carrier plate 31, and both ends of tank body 21 are flange-connected to communication pipes 26. The tank body 21 includes but is not limited to a cylinder, and may also be a sphere, a cuboid, a cube, etc., the tank body 21 preferably has a structure with the largest volume to ensure the largest antiseptic content in the tank body 21, and the installation position of the tank body 21 is the central area of the upper part of the bearing plate 31. In order to ensure that sufficient preservative can be provided during spraying, the box body 21 is provided with a filling port 22, the preservative can be continuously filled into the box body 21 through the filling port 22, and the filling port 22 provides an input port for filling the preservative into the box body 21, so that the preservative can be conveniently filled. The inlayer of case body 21 is the heat preservation design, reaches antiseptic constant temperature protection's effect, avoids antiseptic solidification caking in case body 21, leads to spray tube 23 to block up and unable spraying.

In order to conveniently add the preservative into the box body 21, the filling port 22 is arranged on one side of the top of the box body 21, so that the preservative is prevented from leaking and polluting the environment. The inlet of the filling port 22 is selectively plugged with a sealing plug, when preservative needs to be added from the filling port 22, the sealing plug is opened, and after the preservative is injected, the sealing plug is plugged at the inlet of the filling port 22, so that the sealing effect is achieved, and the preservative leakage condition of the box body 21 is avoided.

Preferably, the tank body 21 is made of a corrosion-resistant material, and the tank body 21 is more corrosion-resistant than the corrosion inhibitor, so as to prevent corrosion of the inner wall of the tank body 21.

Preferably, the filling port 22 is a check valve structure to prevent the antiseptic agent from splashing out when the tank body 21 moves following the moving mechanism 3.

Spray tube 23 communicates in case body 21 and is used for the spraying anticorrosive, and spray tube 23 and case body 21 are on same horizontal plane and be parallel to each other to anticorrosive backward flow and pollute case body 21, perhaps avoid anticorrosive velocity of flow too fast, influence the spraying effect. In order to realize the spraying function of the spray pipe 23, a plurality of dripping holes are formed in the spray pipe 23, and the plurality of dripping holes are uniformly formed in the bottom of the spray pipe 23 along the axial direction of the spray pipe 23. The preservative is sprayed out from the dripping hole, and a layer of preservative with uniform thickness is formed on the surface of the protective film, so that the effect of preventing the surface of the workpiece to be maintained from being corroded is achieved.

In order to avoid the antiseptic from solidifying and causing blockage, the spraying mechanism 2 further comprises a heating seat 24, the heating seat 24 is installed on the bearing plate 31 and connected with the box body 21, and two ends of the box body 21 are fixed through the connected heating seats 24 and used for heating the antiseptic contained in the box body 21. The inside embedding of heating seat 24 has the heater strip, realizes heating seat 24's heating function, guarantees that antiseptic can not solidify, and the preferred threaded connection of heating seat 24 is in case body 21, and the benefit is convenient dismantlement case body 21.

In order to transport the antiseptic agent in the tank body 21 to the spray pipe 23, the spraying mechanism 2 further includes a transit pipe 25 and a communication pipe 26, the communication pipe 26 is communicated with the tank body 21, the communication pipe 26 is an L-shaped bent pipe, one end of the transit pipe 25 is communicated with the communication pipe 26, the other end is communicated with the spray pipe 23, and the antiseptic agent contained in the tank body 21 is transported to the spray pipe 23. The number of the transit pipes 25 is two, and the spray pipe 23 is communicated between the two transit pipes 25, so that the effect of suspending and fixing the spray pipe 23 is achieved. The transit pipe 25 can be for square, cuboid and cylinder etc. and the biggest structure of preferred volume of transit pipe 25 to play the anticorrosive in-process spraying and continuous and for the effect that the anticorrosive provides sufficient parking space of anticorrosive. The transfer pipe 25 is hollow inside to form a relatively non-contaminated space, so as to prevent the residual antiseptic in the spray pipe 23 from flowing back to the tank body 21.

The nozzle 23 can be adjusted according to the position of the workpiece to be maintained, and therefore, the spraying mechanism 2 further comprises a telescopic pipe 27, one end of the telescopic pipe 27 is communicated with the communicating pipe 26, and the other end is communicated with the transit pipe 25. The extension pipe 27 is preferably flange-connected to the intermediate transfer pipe 25, and the other end of the extension pipe 27 is provided with the communication pipe 26, so that the tank body 21, the communication pipe 26, the extension pipe 27, the intermediate transfer pipe 25 and the spray pipe 23 form a closed annular structure, which facilitates the transmission of the preservative contained in the tank body 21 to the spray pipe 23. The telescopic pipe 27 is a cylindrical stepped structure with different port diameters, and is convenient to extend and retract. The telescopic tube 27 is used for the first purpose of being retracted when the spraying is not performed, so that the space is saved; secondly, the extension tube 27 can be adjusted according to the position of the workpiece to be maintained, and is well adapted to the change of the repair and maintenance environment; thirdly, the spray pipe 23 is sent to a preset position by using the telescopic pipe 27, so that the phenomenon that the preservative is condensed with a protective film too early and further the spraying effect is influenced is effectively avoided.

Preferably, the telescopic tube 27 is adjustable in length in the axial direction with respect to the tank body 21, being able to adapt to the variations in the position of the nozzle 23.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are based on the orientations and positional relationships shown in the drawings and are used for convenience in description and simplicity in operation, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. Those skilled in the art will appreciate that the present invention is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements and substitutions will now be apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. The utility model provides a repair maintenance device, its characterized in that includes parcel mechanism (1) and spraying mechanism (2), spraying mechanism (2) are used for to the anticorrosive spraying of protection film, parcel mechanism (1) includes:

the device comprises a fixing component (11) and a clamping component, wherein the fixing component (11) is used for clamping a workpiece to be maintained, an annular slide way is arranged in the fixing component (11), and the annular slide way and the workpiece to be maintained are coaxially arranged;

the discharging roller (12) is rotationally arranged relative to the fixing component (11) and is used for discharging the protective film;

the material receiving roller (13) is used for receiving the protective film, the protective film is wound on the material discharging roller (12) and the material receiving roller (13) respectively, and the end part of the material receiving roller (13) is configured to penetrate through the annular slide way and is in sliding fit with the annular slide way, so that the protective film can be wound outside the workpiece to be maintained;

the fixing assembly (11) comprises:

the fixing ring (111) is sleeved outside the end part of the workpiece to be maintained;

the locking ring (112) is sleeved outside the fixing ring (111), the annular slide way is formed between the locking ring (112) and the fixing ring (111), the end part of the material receiving roller (13) is abutted to the outer wall of the fixing ring (111) and the inner wall of the locking ring (112) respectively, the locking ring (112) comprises a first clamping ring (1121), a second clamping ring (1122) and a connecting piece (1123), the first clamping ring (1121) and the second clamping ring (1122) are folded to form a through hole for the fixing ring (111) to penetrate through, and the first clamping ring (1121) and the second clamping ring (1122) are detachably connected through the connecting piece (1123).

2. The repair and maintenance device according to claim 1, characterized in that said wrapping means (1) further comprise a column (14), on which column (14) said emptying roller (12) is rotatably arranged.

3. The repair and maintenance device according to claim 2, wherein the wrapping mechanism (1) further comprises a guide roller (15), the guide roller (15) is rotatably arranged on the upright post (14), and the protective film is respectively wound on the discharging roller (12), the guide roller (15) and the receiving roller (13).

4. The repair and maintenance device according to claim 1, wherein the spray mechanism (2) comprises:

a tank body (21) for containing the preservative;

the spray pipe (23), the said spray pipe (23) communicates with said body of the case (21) and is used for spraying the said antiseptic;

and the heating seat (24) is arranged on the box body (21) and is used for heating the preservative.

5. The repair and maintenance device according to claim 4, wherein the spray mechanism (2) further comprises a transit pipe (25) and a communicating pipe (26), the communicating pipe (26) is communicated with the tank body (21), one end of the transit pipe (25) is communicated with the communicating pipe (26), and the other end is communicated with the spray pipe (23).

6. The repair and maintenance device according to claim 5, wherein the spray mechanism (2) further comprises: one end of the telescopic pipe (27) is communicated with the communicating pipe (26), the other end of the telescopic pipe (27) is communicated with the transit pipe (25), and the length of the telescopic pipe (27) along the axial direction is adjustable.

7. The remedial maintenance device according to any one of claims 1 to 6, further comprising a moving mechanism (3), the moving mechanism (3) comprising:

a bearing plate (31), wherein a wrapping mechanism (1) is arranged on the bearing plate (31);

and the roller (32) is arranged at the bottom of the bearing plate (31).