CN111745519A

CN111745519A - Upright post rust removal equipment

Info

Publication number: CN111745519A
Application number: CN202010628278.9A
Authority: CN
Inventors: 张玉敏; 谢爱华; 蒋中明; 桂婞; 郭春晖; 高占军; 原文奎; 程泳; 马遥遥
Original assignee: China Railway Fifth Survey and Design Institute Group Co Ltd
Current assignee: China Railway Fifth Survey and Design Institute Group Co Ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-10-09

Abstract

The invention relates to the field of rust removing equipment, and provides upright post rust removing equipment which comprises an arc-shaped framework, wherein a frame is arranged on the inner side of the arc-shaped framework, and a moving structure capable of moving along the surface of an upright post is arranged on the side part of the frame; a grinding circumference device for grinding the surface of the upright post is arranged on the frame; the hydraulic cylinder is arranged on the arc-shaped framework, the tail end of the hydraulic cylinder is hinged with the arc-shaped framework, the head end of the hydraulic cylinder is hinged with the tail end of the guide wheel connecting rod to drive the guide wheel connecting rod to pivot, and the guide wheel connecting rod is hinged with the arc-shaped framework to provide a pivot supporting point for the guide wheel connecting rod; the head end of the guide wheel connecting rod is provided with a guide structure, and the guide structure is used for guiding the moving direction of the moving structure; the hydraulic cylinder is positioned between the frame and the guide wheel connecting rod, so that the gravity center of the upright post rust removing equipment is biased towards the hydraulic cylinder; when the head end of the hydraulic cylinder extends, the guide wheel connecting rod is folded towards the arc-shaped framework so that the guide structure and the polishing device are pressed against the upright post. The invention aims to realize the polishing and rust removal of the surface of the upright post.

Description

Upright post rust removal equipment

Technical Field

The invention relates to the field of rust removing equipment, in particular to upright post rust removing equipment.

Background

The stand columns of the high-speed rail station houses built in recent years are made of steel structural materials. Due to various reasons such as design, construction and maintenance, the surface of the stand column can be rusted in different degrees, so that the integral attractiveness of the standing house is seriously influenced, the service life of the stand column is greatly shortened, and potential safety hazards are generated in the use of a main body stress structure.

The anticorrosion and rust removal operation of the stand column structure of the platform canopy mostly adopts a manual operation mode at present, for example, a scaffold is built on the outer side of the stand column, or spiders are arranged to perform rust removal operation. The manual operation modes all need the cooperation of one person or a plurality of persons, have the disadvantages of high cost, high labor intensity of operators, low construction efficiency and the like, and have great potential safety hazards in high-altitude operation.

But no equipment for polishing and derusting the surface of the upright column exists in the market at present.

Disclosure of Invention

The invention provides a rust removing device for an upright post, and aims to realize grinding and rust removing on the surface of the upright post.

The upright post rust removing equipment comprises an arc-shaped framework, wherein a frame is arranged on the inner side of the arc-shaped framework, and a moving structure is arranged on the side part of the frame and used for moving along the surface of an upright post; the frame is provided with a polishing device, and the polishing device is used for polishing the surface of the stand column; the hydraulic cylinder is arranged on the arc-shaped framework, the tail end of the hydraulic cylinder is hinged with the arc-shaped framework, the head end of the hydraulic cylinder is hinged with the tail end of the guide wheel connecting rod to drive the guide wheel connecting rod to pivot, and the guide wheel connecting rod is also hinged with the arc-shaped framework to provide a pivot fulcrum for the guide wheel connecting rod; the head end of the guide wheel connecting rod is provided with a guide structure, and the guide structure is used for guiding the moving direction of the moving structure; the hydraulic cylinder is positioned between the frame and the guide wheel connecting rod, so that the gravity center of the upright post rust removing equipment is biased towards the hydraulic cylinder; when the head end of the hydraulic cylinder extends, the guide wheel connecting rod is folded towards the arc-shaped framework so that the guide structure and the grinding device are pressed against the upright post.

According to one embodiment of the invention, the number of moving structures is two, the two moving structures being mounted to two side portions of the frame, respectively.

According to one embodiment of the invention, the number of the carriages is three, the three carriages are arranged at intervals, and the top and the bottom of each carriage are respectively provided with a grinding device.

According to one embodiment of the invention, the grinding device is provided with a supporting plate and an auxiliary connecting plate, the supporting plate is positioned between the auxiliary connecting plate and the vehicle frame, and the supporting plate and the auxiliary connecting plate are both arranged into a V-shaped structure with an opening facing away from the vehicle frame; a grinding driving wheel and two grinding driven wheels are axially arranged between the supporting plate and the auxiliary connecting plate, the two grinding driven wheels are positioned at two ends of the supporting plate and the auxiliary connecting plate, the grinding driving wheel is positioned in the middle of the supporting plate and the auxiliary connecting plate, and grinding abrasive belts are sleeved on the grinding driving wheel and the two grinding driven wheels; and a polishing driving motor is further installed in the frame and used for driving the polishing driving wheel to rotate.

According to one embodiment of the invention, the guide wheel connecting rod comprises a straight rod part and an arc-shaped curved rod part, and the head end of the hydraulic cylinder is hinged with the tail end of the straight rod part so as to drive the straight rod part to rotate; the middle frame is provided with a connecting arm, and the tail end of the hydraulic cylinder is hinged with the connecting arm; the head end of the straight rod part is fixedly connected with the tail end of the curved rod part; a connecting rod extending towards the straight rod part is arranged on the frame close to the straight rod part, and the head end of the straight rod part is hinged with the connecting rod to be used as a pivot of the pivoting of the straight rod part; the head end of the curved rod part is provided with a guide structure; when the head end of the hydraulic cylinder extends, the curved rod part is folded towards the arc-shaped framework so that the guide structure and the polishing device are pressed against the upright post; when the head end of the hydraulic cylinder retracts, the curved rod part is opened relative to the arc-shaped framework.

According to one embodiment of the invention, the guide structure comprises a guide roller and a guide steering engine, wherein the guide roller is connected to the head end of the guide wheel connecting rod through the guide steering engine; the guide steering engine comprises a main wheel frame and an auxiliary wheel frame, the auxiliary wheel frame is provided with a first opening, and the head end of a guide wheel connecting rod is connected in the first opening; the main wheel frame is connected with the auxiliary wheel frame through a rotating shaft, and a steering motor is arranged in the auxiliary wheel frame to drive the rotating shaft to axially rotate; the main wheel frame is provided with a second opening, and the guide roller is arranged in the second opening.

According to one embodiment of the invention, the moving structure is a crawler-type moving structure, the moving structure comprises a crawler driving motor, a crawler driving wheel and a crawler driven wheel, the driving wheel and the driven wheel are vertically arranged on the side part of the frame at intervals, and the crawler is sleeved on the crawler driving wheel and the crawler driven wheel; a track drive motor is mounted to the frame and is configured to drive the track drive wheel to rotate to move the track along the cylindrical surface.

According to one embodiment of the invention, the moving structure is a wheel-type moving structure, the moving structure comprises a walking wheel driving motor, a driving walking wheel and a driven walking wheel, the driving walking wheel and the driven walking wheel are vertically arranged at intervals at the side part of the frame, the walking wheel driving motor is arranged in the frame, and the moving driving motor is used for driving the driving walking wheel to rotate so as to enable the driving walking wheel and the driven walking wheel to move along the surface of the upright post.

According to one embodiment of the invention, a control box is arranged on the arc-shaped framework, a hydraulic pump, a power supply and a controller are arranged in the control box, the hydraulic pump is connected with the hydraulic cylinder, the power supply supplies power to the upright post rust removing equipment, and the controller controls the moving structure to move.

According to one embodiment of the invention, the frame is connected to a control box.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

1. when the head end of the hydraulic cylinder extends, the guide wheel connecting rod is folded towards the arc-shaped framework so that the guide structure and the polishing device are pressed against the upright post; at the moment, the moving structure moves and adjusts the guide structure to guide in the vertical direction, the upright rust removing equipment can move upwards or downwards along the surface of the upright, and the grinding device can grind the surface of the upright;

2. because the gravity center of the upright rust removing equipment is biased to the hydraulic cylinder, when the upright rust removing equipment is sleeved on the upright, the part where the hydraulic cylinder is positioned inclines downwards; the movable structure is moved and the guide structure is adjusted to guide the movable structure to the inclined direction, and the upright rust removing equipment can spirally ascend or descend so as to comprehensively polish the surface of the upright.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of a rust removing apparatus for a column according to an embodiment of the present invention;

FIG. 2 is a schematic view of a rust removing apparatus for a column according to an embodiment of the present invention;

FIG. 3 is a schematic view of a rust removing apparatus for a column according to an embodiment of the present invention;

FIG. 4 is a schematic view of a rust removing apparatus for a column according to an embodiment of the present invention;

fig. 5 is a schematic view of a polishing apparatus according to an embodiment of the present invention.

10, an arc-shaped framework; 12. a frame; 14 hydraulic cylinders; 16. a guide wheel connecting rod; 161. a straight rod part; 162. a curved bar part; 18. a guide structure; 181. a guide roller; 182. a main wheel frame; 183. an auxiliary wheel carrier; 20. a moving structure; 201. a track drive wheel; 202. a track driven wheel; 203. a crawler belt; 204. a driven roller; 22. a polishing device; 221. a support plate; 222. an auxiliary connecting plate; 223. polishing the driving motor; 224. polishing the driving wheel; 225. grinding the driven wheel; 226. sanding an abrasive belt; 24. a connecting rod; 26. a connecting arm; 28. and a control box.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

The invention provides a vertical column rust removing device which comprises an arc-shaped framework 10, wherein a frame 12 is installed on the inner side of the arc-shaped framework 10, a moving structure 20 is installed on the side portion of the frame 12, and the moving structure 20 is used for moving along the surface of a vertical column. The frame 12 is provided with a grinding device 22, and the grinding device 22 is used for grinding the surface of the upright post. A hydraulic cylinder 14 is installed on the arc-shaped framework 10, the tail end of the hydraulic cylinder 14 is hinged with the arc-shaped framework 10, the head end of the hydraulic cylinder 14 is hinged with the tail end of a guide wheel connecting rod 16 to drive the guide wheel connecting rod 16 to pivot, and the guide wheel connecting rod 16 is further hinged with the arc-shaped framework 10 to provide a pivot fulcrum for the guide wheel connecting rod 16; the head end of the guide wheel connecting rod 16 is provided with a guide structure 18, and the guide structure 18 is used for guiding the moving direction of the moving structure 20; and hydraulic cylinder 14 is located between frame 12 and guide wheel link 16 to bias the center of gravity of the mast rust removing apparatus toward hydraulic cylinder 14. When the head end of the hydraulic cylinder 14 is extended, the guide wheel link 16 is retracted towards the curved frame 10 to press the guide structure 18 and the sanding device 22 against the upright.

In the embodiment, the head end of the hydraulic cylinder 14 is controlled to retract, the guide wheel connecting rod 16 is opened relative to the arc-shaped framework 10, and the upright rust removing equipment can be sleeved on the upright. The head end of the hydraulic cylinder 14 is then controlled to extend, the guide wheel link 16 is retracted towards the curved frame 10 and the guide structure 18 is pressed against the upright. Of course, the guide structure 18 cannot be pressed too tightly to avoid difficulty in moving the moving structure 20. The hydraulic cylinder 14 is positioned between the frame 12 and the guide wheel connecting rod 16, so that the center of gravity of the upright rust removing device is offset towards the hydraulic cylinder 14, and the hydraulic cylinder 14 and the part where the hydraulic cylinder is positioned incline downwards after the upright rust removing device is sleeved on the upright.

In this embodiment, as the head end of the hydraulic cylinder 14 is extended, the guide wheel link 16 is collapsed toward the arcuate frame 10 to press the guide structure 18 and the sanding apparatus 22 against the post. At this time, the moving structure 20 moves and the adjusting guide structure 18 is guided to the vertical direction, the pillar rust removing apparatus can move up or down along the pillar surface, and the grinding device 22 will grind the pillar surface. Moreover, as the gravity center of the upright rust removing equipment is offset towards the hydraulic cylinder 14, the part of the hydraulic cylinder 14 is inclined downwards when the upright rust removing equipment is sleeved on the upright; thereby, the moving structure 20 is moved and the adjusting guide structure 18 is guided to the inclined direction, and the upright rust removing equipment spirally ascends or descends around the upright, thereby performing the overall grinding on the surface of the upright.

In the present embodiment, the guide structure 18 may be a guide structure commonly used in the art, such as a universal wheel structure.

In this embodiment, the arc-shaped framework 10 may be formed by connecting a plurality of arc-shaped steel pipes, and has a simple structure and a high structural strength.

In this embodiment, to facilitate the guide wheel link 16 surrounding the column, the guide wheel link 16 may be provided in an arc configuration, a U-shaped configuration, or a V-shaped configuration. The guide wheel connecting rod 16 can be of a hollow structure, so that the steering engine power supply can be conveniently wired. Therefore, the problem that the movement of the upright post rust removing equipment is hindered by the routing on the surface of the guide wheel connecting rod 16 is avoided, and the surface of the upright post rust removing equipment is more attractive.

In this embodiment, the grinding device 22 may be a grinding belt adhered to the inner side of the frame 12, or may be a wire wheel or a grinding wheel attached to the frame 12.

In one embodiment of the present invention, the number of the moving structures 20 is two, and two moving structures 20 are respectively mounted to both side portions of the frame 12. In the present embodiment, the contact area of the two moving structures 20 with the surface of the pillar is larger, which helps prevent the pillar rust removing apparatus from slipping while moving, and the movement is more stable.

In one embodiment of the present invention, the number of the carriages 12 is three, and the three carriages 12 are spaced apart from each other, and the top and bottom of the carriages 12 are provided with one grinding device 22, respectively. Of course, the three frames may have the same or different structures.

In the present embodiment, the three vehicle frames 12 are spaced apart from each other on the arc-shaped frame 10, so that the moving structures 20 of the three vehicle frames 12 can all contact with the surface of the pillar, and the contact area with the surface of the pillar is also increased.

In the embodiment, the grinding devices 22 are arranged at the top and the bottom of the frame 12, so that the grinding and rust removing effects can be improved; the frame 12 can be stably pressed against the surface of the upright, namely the stability of the upright rust removing equipment is improved.

In one embodiment of the present invention, the grinding device 22 has a support plate 221 and an auxiliary link plate 222, the support plate 221 is located between the auxiliary link plate 222 and the frame 12, and the support plate 221 and the auxiliary link plate 222 are both configured in a V-shaped configuration with an opening facing away from the frame 12. A grinding driving wheel 224 and two grinding driven wheels 225 are axially installed between the supporting plate 221 and the auxiliary connecting plate 222, the two grinding driven wheels 225 are located at both ends of the supporting plate 221 and the auxiliary connecting plate 222, and the grinding driving wheel 224 is located at the middle of the supporting plate 221 and the auxiliary connecting plate 222. Sanding belt 226 is sleeved over sanding drive wheel 224 and two sanding driven wheels 225. A grinding driving motor 223 is further installed in the frame 12, and the grinding driving motor 223 is used for driving the grinding driving wheel 224 to rotate.

In this embodiment, sanding belt 226 is sleeved over and tensioned against sanding drive wheel 224 and two sanding driven wheels 225. Grinding driving motor 223 can drive grinding driving wheel 224 to rotate circumferentially, and then drive grinding belt 226 to rotate, and grinding belt 226 can drive grinding driven wheel 225 to rotate. Based on the matching mode, the grinding abrasive belt 226 can continuously grind and remove rust on the surface of the upright; and sanding belt 226 constantly rotates, both can promote the effect of polishing, still avoids sanding belt 226 to wear because of some part overuse.

In this embodiment, the support plate 221 and the auxiliary connecting plate 222 are configured to be V-shaped, when the sanding belt 226 is attached to the surface of the pillar, the sanding belt 226 forms a cambered surface protruding toward the frame 12 due to stress, and the V-shaped opening of the support plate 221 and the V-shaped opening of the auxiliary connecting plate 222 can accommodate deformation of the sanding belt 226, so as to improve the attachment effect of the sanding belt 226 to the surface of the pillar. Of course, support plate 221 and auxiliary connection plate 222 may be provided in a U-shape or C-shape, which also helps to promote the fit of sanding belt 226 to the surface of the upright.

In one embodiment of the present invention, the guide wheel link 16 includes a straight rod portion 161 and an arc-shaped curved rod portion 162. The head end of the hydraulic cylinder 14 is hinged to the tail end of the straight rod part 161 to drive the straight rod part 161 to rotate. The intermediate frame 12 is provided with a connecting arm 26, the end of the hydraulic cylinder 14 being hinged to the connecting arm 26. The head end of the straight rod part 161 is fixedly connected with the tail end of the curved rod part 162. The frame 12 near the straight lever portion 161 is provided with a connecting rod 24 extending toward the straight lever portion 161, and the leading end of the straight lever portion 161 is hinged to the connecting rod 24 to serve as a fulcrum for pivoting of the straight lever portion 161. The leading end of the curved bar portion 162 mounts the guide structure 18. When the head end of the hydraulic cylinder 14 extends, the curved rod part 162 is folded towards the arc-shaped framework 10 so that the guide structure 18 and the grinding device 22 are pressed against the upright; when the head end of hydraulic cylinder 14 retracts, curved rod portion 162 expands relative to curved frame 10.

In this embodiment, when the upright rust removing equipment needs to be sleeved on the upright, the head end of the hydraulic cylinder 14 can be driven to retract, and the curved rod part 162 is opened relative to the arc-shaped framework 10, so that the upright rust removing equipment can be sleeved on the upright. The head end of the hydraulic cylinder 14 may then be actuated to extend, the curved bar portion 162 collapsed against the curved framework 10, and the guide structure 18 and grinding unit 22 pressed against the upright. During pivoting of the idler link 16, the connecting arm 26 provides a supporting connection for the hydraulic cylinder 14, and the connecting rod 24 provides a supporting connection for the idler link 16. And in fact connecting arm 26 and connecting rod 24 may secure hydraulic cylinder 14 between intermediate frame 12 and guide wheel link 16 so that the center of gravity of the mast rust removal apparatus is offset toward hydraulic cylinder 14.

In one embodiment of the present invention, the guide structure 18 includes a guide roller 181 and a guide steering gear, and the guide roller 181 is connected to the head end of the guide wheel connecting rod 16 through the guide steering gear. The steering engine comprises a main wheel frame 182 and an auxiliary wheel frame 183, wherein the auxiliary wheel frame 183 is provided with a first opening, and the head end of the guide wheel connecting rod 16 is connected in the first opening. The main wheel frame 182 is connected with the auxiliary wheel frame 183 through a rotating shaft, and a steering motor is arranged in the auxiliary wheel frame 183 to drive the rotating shaft to rotate circumferentially. The main wheel frame 182 is provided with a second opening in which the guide roller 181 is installed.

In this embodiment, when the steering motor rotates, the rotating shaft rotates circumferentially, thereby adjusting the angle of the guide roller 181. The guide roller 181 may guide the moving structure 20 to move spirally as the moving structure 20 moves along the pillar surface.

In one embodiment of the present invention, the mobile structure 20 is a crawler-type mobile structure. The moving structure 20 includes a track driving motor, a track 203, a track driving wheel 201, and a track driven wheel 202. A track driving wheel 201 and a track driven wheel 202 are vertically arranged on the side part of the frame 12 at intervals, and a track 203 is sleeved on the track driving wheel 201 and the track driven wheel 202. A track drive motor is mounted to the frame 12 and is used to drive the track drive wheel 201 in rotation to move the track 203 along the cylindrical surface.

In this embodiment, when the mast rust removing equipment is spirally lifted or lowered, the middle part of the crawler belt 203 is attached to the surface of the mast, and a large contact area exists between the crawler belt 203 and the surface of the mast, so that the crawler-type moving structure is not easy to slip.

In this embodiment, in order to prevent the track 203 between the track driving wheel 201 and the track driven wheel 202 from being pressed against the surface of the pillar due to excessive deformation, a plurality of driven rollers 204 may be provided between the track driving wheel 201 and the track driven wheel 202, and the diameters of the driven rollers 204 may be equal to or slightly smaller than the diameters of the track driving wheel 201 and the track driven wheel 202.

In one embodiment of the present invention, the moving structure 20 is a wheel-type moving structure (not shown), the moving structure 20 includes a driving wheel driving motor, a driving road wheel and a driven road wheel, the driving wheel and the driven road wheel are vertically installed at a spacing at the side of the frame 12, the driving wheel driving motor is installed in the frame 12, and the moving driving motor is used for driving the driving wheel to rotate, so that the driving wheel and the driven road wheel move along the surface of the upright post.

In this embodiment, although the contact area between the driving road wheels and the driven road wheels and the surface of the upright post is small, the wheel type moving structure has a steering advantage when performing spiral type moving compared with the crawler type moving structure. The driving travelling wheels and the driven travelling wheels can adopt inflatable rubber wheel magnetic wheels, so that the friction force between the driving travelling wheels and the driven travelling wheels and the column surface of the upright column is increased.

In one embodiment of the present invention, a control box 28 is provided on the arc-shaped frame 10, and a hydraulic pump, a power supply and a controller are installed in the control box 28. The hydraulic pump is connected with the hydraulic cylinder 14, the power supply supplies power to the upright rust removing equipment, and the controller controls the moving structure 20 to move and adjusts the steering direction of the guide structure 18. Of course, the controller can also be connected with the handheld terminal, so that the handheld terminal can send instructions to the upright post rust removal equipment.

In one embodiment of the present invention, the frame 12 is coupled to the control box 28 so that the frame 12 is reinforced so that the frame 12 is not prone to rattle.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present disclosure, which enable those skilled in the art to understand or practice the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The upright post rust removing equipment is characterized by comprising an arc-shaped framework (10), wherein a frame (12) is installed on the inner side of the arc-shaped framework (10), a moving structure (20) is installed on the side portion of the frame (12), and the moving structure (20) is used for moving along the surface of an upright post; a grinding device (22) is arranged on the frame (12), and the grinding device (22) is used for grinding the surface of the upright post;

a hydraulic cylinder (14) is mounted on the arc-shaped framework (10), the tail end of the hydraulic cylinder (14) is hinged to the arc-shaped framework (10), the head end of the hydraulic cylinder (14) is hinged to the tail end of a guide wheel connecting rod (16) to drive the guide wheel connecting rod (16) to pivot, and the guide wheel connecting rod (16) is further hinged to the arc-shaped framework (10) to provide a pivot fulcrum for the guide wheel connecting rod (16); a guide structure (18) is mounted at the head end of the guide wheel connecting rod (16), and the guide structure (18) is used for guiding the moving direction of the moving structure (20); and the hydraulic cylinder (14) is positioned between the frame (12) and the guide wheel connecting rod (16), so that the gravity center of the upright rust removing equipment is offset to the hydraulic cylinder (14);

when the head end of the hydraulic cylinder (14) extends, the guide wheel connecting rod (16) is folded towards the arc-shaped framework (10) so that the guide structure (18) and the grinding device (22) are pressed on the upright post.

2. The mast rust removing apparatus according to claim 1, wherein the number of the moving structures (20) is two, and the two moving structures (20) are respectively mounted to both side portions of the vehicle frame (12).

3. The apparatus for removing rust on a stand according to claim 1, characterized in that the number of the frames (12) is three, and three of the frames (12) are provided at a distance from each other, and the top and bottom of the frames (12) are provided with one of the grinding devices (22), respectively.

4. The mast rust removing apparatus according to claim 3, wherein the grinding device (22) has a support plate (221) and an auxiliary connecting plate (222), the support plate (221) being located between the auxiliary connecting plate (222) and the frame (12), the support plate (221) and the auxiliary connecting plate (222) each being provided as a V-shaped structure with an opening facing away from the frame (12); a grinding driving wheel (224) and two grinding driven wheels (225) are axially arranged between the supporting plate (221) and the auxiliary connecting plate (222), the two grinding driven wheels (225) are positioned at two ends of the supporting plate (221) and the auxiliary connecting plate (222), the grinding driving wheel (224) is positioned in the middle of the supporting plate (221) and the auxiliary connecting plate (222), and grinding abrasive belts (226) are sleeved on the grinding driving wheel (224) and the two grinding driven wheels (225); and a grinding driving motor (223) is further installed in the frame (12), and the grinding driving motor (223) is used for driving the grinding driving wheel (224) to rotate.

5. The upright rust removing apparatus according to claim 3, wherein the guide wheel connecting rod (16) comprises a straight rod part (161) and an arc-shaped curved rod part (162), and the head end of the hydraulic cylinder (14) is hinged with the tail end of the straight rod part (161) to drive the straight rod part (161) to rotate; a connecting arm (26) is arranged on the middle frame (12), and the tail end of the hydraulic cylinder (14) is hinged with the connecting arm (26); the head end of the straight rod part (161) is fixedly connected with the tail end of the curved rod part (162); a connecting rod (24) extending towards the straight rod part (161) is arranged on the frame (12) close to the straight rod part (161), and the head end of the straight rod part (161) is hinged with the connecting rod (24) to be used as a pivot of the straight rod part (161); the guide structure (18) is mounted at the head end of the curved rod part (162);

when the head end of the hydraulic cylinder (14) extends, the curved rod part (162) is folded towards the arc-shaped framework (10) so that the guide structure (18) and the grinding device (22) are pressed on the upright column; when the head end of the hydraulic cylinder (14) retracts, the curved rod part (162) is opened relative to the arc-shaped framework (10).

6. The upright post rust removing equipment as claimed in claim 1, wherein the guide structure (18) comprises a guide roller (181) and a guide steering engine, and the guide roller (181) is connected to the head end of the guide wheel connecting rod (16) through the guide steering engine;

the guide steering engine comprises a main wheel frame (182) and an auxiliary wheel frame (183), the auxiliary wheel frame (183) is provided with a first opening, and the head end of the guide wheel connecting rod (16) is connected to the first opening; the main wheel carrier (182) is connected with the auxiliary wheel carrier (183) through a rotating shaft, and a steering motor is arranged in the auxiliary wheel carrier (183) to drive the rotating shaft to rotate circumferentially; the main wheel frame (182) is provided with a second opening, and the guide roller (181) is installed in the second opening.

7. The upright rust removing apparatus according to claim 1, wherein the moving structure (20) is a crawler-type moving structure, the moving structure (20) comprises a crawler driving motor, a crawler (203), a crawler driving wheel (201) and a crawler driven wheel (202), the crawler driving wheel (201) and the crawler driven wheel (202) are vertically spaced and mounted on the side of the frame (12), and the crawler (203) is sleeved on the crawler driving wheel (201) and the crawler driven wheel (202); the track driving motor is installed in the frame (12) and is used for driving the track driving wheel (201) to rotate so as to enable the track (203) to move along a cylindrical surface.

8. The upright rust removing device according to claim 1, wherein the moving structure (20) is a wheel-type moving structure, the moving structure (20) comprises a walking wheel driving motor, a driving walking wheel and a driven walking wheel, the driving walking wheel and the driven walking wheel are vertically installed at the side part of the frame (12) at intervals, the walking wheel driving motor is installed in the frame (12), and the moving driving motor is used for driving the driving walking wheel to rotate so as to enable the driving walking wheel and the driven walking wheel to move along the surface of the upright.

9. The upright post rust removing equipment according to claim 1, wherein a control box (28) is arranged on the arc-shaped framework (10), a hydraulic pump, a power supply and a controller are installed in the control box (28), the hydraulic pump is connected with the hydraulic cylinder (14), the power supply supplies power to the upright post rust removing equipment, and the controller controls the moving structure (20) to move.

10. The mast rust removing apparatus according to claim 1, wherein the frame (12) is connected to the control box (28).