A prefabricated beam intelligent maintenance system

Abstract

The invention discloses an intelligent maintenance system for precast beams, which relates to the technical field of concrete spraying maintenance, comprising a base, a slide groove is provided on the base, a screw rod is rotatably connected in the slide groove, the center of the screw rod is fixedly connected to the output shaft of a servo motor, the servo motor is bolted to the side wall of the base, the side wall of the screw rod is threadedly connected to the inner wall of a movable plate, and the movable plate is slidably connected in the slide groove; a protrusion is fixedly connected to the top of the base, a first gear is rotatably connected in the protrusion, and the spray pipe can automatically adjust the positions of the first sliding support rod and the second sliding support rod through the cooperation of the rack and the first gear, and the second gear and the matching gear during the movement, so that the spray pipe can spray the surfaces of the first sliding support rod and the second sliding support rod in contact with the box beam, thereby avoiding maintenance dead corners, and the sprayed water can clean the bottom of the box beam at the same time, thereby improving the accuracy of subsequent detector detection.

Description

Technical Field

[0001] The invention relates to the technical field of concrete spraying and curing, in particular to an intelligent curing system for prefabricated beams. Background Art

[0002] The patent with publication (announcement) number CN221518247U discloses a box girder end spray maintenance device, which is used to spray the end surface of the box girder body, including a traveling mechanism and a spraying mechanism. The traveling mechanism includes a support rail and a driving device, and the spraying mechanism includes a water supply pipe; the support rail is arranged at the top of the box girder body, and the length of the support rail is the same as the width of the box girder body. The driving device is arranged on the support rail, and the driving device drives the spraying mechanism to reciprocate along the support rail.

[0003] The patent with the publication (announcement) number CN215094448U discloses an automatic spraying maintenance device for prefabricated box girders, which is composed of a water circulation system, a spraying system, a humidity sensing device, and a control system; the water circulation system includes a conveying system and a recovery system.

[0004] In the above-mentioned prior art, the box girder is placed on the box girder storage pier for spraying maintenance, and the box girder storage pier is in contact with the box girder. When the bottom of the box girder is sprayed for maintenance, the contact area between the box girder storage pier and the box girder is blocked by the box girder storage pier, and the spray pipe is unable to spray the contact area between the box girder storage pier and the box girder, resulting in inability to obtain sufficient maintenance. Summary of the invention

[0005] Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a precast beam intelligent maintenance system.

[0006] The present invention is achieved in this way: a prefabricated beam intelligent maintenance system is constructed, which includes a base, a slide groove is provided on the base, a screw rod is rotatably connected in the slide groove, the center of the screw rod is fixedly connected to the output shaft of the servo motor, the servo motor is bolted to the side wall of the base, the side wall of the screw is threadedly connected to the inner wall of the movable plate, and the movable plate is slidably connected in the slide groove; a protrusion is fixedly connected to the top of the base, a first gear is rotatably connected in the protrusion, the center of the first gear is fixedly connected to the first screw rod, the side wall of the first screw rod is threadedly connected to the first sliding support rod, and the first sliding support rod is slidably connected to the inner side wall of the protrusion; a matching gear is rotatably connected in the protrusion, the matching gear is meshed with the second gear, the second gear is rotatably connected in the protrusion, the center of the second gear is fixedly connected to the second screw rod, the side wall of the second screw rod is threadedly connected to the second sliding support rod, and the second sliding support rod is slidably connected to the inner side wall of the protrusion.

[0007] In a feasible embodiment, a column is fixedly connected to the top of the movable plate, a spray pipe is fixedly connected to the top of the column, a rack is fixedly connected to the front and rear ends of the bottom of the spray pipe, a connecting plate is fixedly connected to the side wall of the spray pipe, and a first electric push rod is fixedly connected to the top of the connecting plate.

[0008] In a feasible implementation, the telescopic end of the first electric push rod is fixedly connected to the limiting plate, the limiting plate is slidably connected to the top of the connecting plate, and multiple sets of detectors are equidistantly provided on the top of the limiting plate and the sliding plate.

[0009] In a feasible implementation manner, a second electric push rod is fixedly connected to the side wall of the connecting plate, and a telescopic end of the second electric push rod is fixedly connected to the sliding plate.

[0010] In a feasible implementation manner, the sliding plate is slidably connected to the side of the spraying pipe, and the spraying pipe is communicated with the inside of the telescopic pipe.

[0011] In a feasible implementation, the detector includes an outer frame, the bottom of the outer frame is fixedly connected to the limiting plate, the inner bottom of the outer frame is fixedly connected to a sliding rheostat, and the sliding piece on the sliding rheostat is fixedly connected to the insulating rod.

[0012] In a feasible implementation manner, the side wall of the insulating rod is fixedly connected to the bottom of the spring, and the upper end of the spring is fixedly connected to the inner top of the outer frame.

[0013] In a feasible implementation manner, the insulating rod is slidably connected to the inner side wall of the top of the outer frame, and a ball is movably connected to the top of the insulating rod.

[0014] The present invention has the following advantages: The present invention provides a prefabricated beam intelligent maintenance system through improvement, which has the following improvements compared with the same type of equipment:

[0015] The present invention discloses an intelligent maintenance system for precast beams. The spray pipe can automatically adjust the positions of the first sliding support rod and the second sliding support rod through the cooperation between the rack and the first gear, and the second gear and the matching gear during movement, so as to facilitate the movement and spraying of the spray pipe at the bottom of the box beam, so that the spray pipe can spray the contact surfaces of the first sliding support rod and the second sliding support rod with the box beam, thus avoiding dead corners for maintenance. The sprayed water can also clean the bottom of the box beam at the same time, thereby improving the accuracy of subsequent detector detection.

[0016] The intelligent maintenance system for precast beams described in the present invention can determine whether the bottom surface of the box beam has protrusions or depressions by observing the value on the ammeter connected to the sliding rheostat. At the same time, the surface contacting the first sliding support rod and the second sliding support rod with the box beam can be detected during the water spray maintenance of the box beam. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a three-dimensional structural schematic diagram of the present invention;

[0018] Figure 2 is a front view of the present invention;

[0019] Figure 3 The present invention Figure 2 Cross-sectional view at BB;

[0020] Figure 4 It is a left side view of the present invention;

[0021] Figure 5 The present invention Figure 4 The cross-sectional view at AA;

[0022] Figure 6 It is a structural schematic diagram of the connection relationship between the spray pipe and the connecting plate of the present invention;

[0023] Figure 7 It is a schematic diagram of the internal structure of the outer frame of the present invention;

[0024] Figure 8 It is a structural schematic diagram of the connection relationship between the connecting plate and the limiting plate of the present invention.

[0025] Among them: base-1, slide groove-2, servo motor-3, screw-4, moving plate-5, bump-6, first gear-7, first screw-8, first sliding support rod-9, second gear-10, matching gear-101, second screw-11, second sliding support rod-12, column-13, spray pipe-14, rack-15, connecting plate-16, first electric push rod-161, limiting plate-17, detector-18, second electric push rod-19, sliding plate-20, telescopic tube-21, outer frame-181, sliding rheostat-182, insulating rod-183, spring-184, ball-185. DETAILED DESCRIPTION

[0026] The following will be combined with the attached Figure 1-Figure 8 The present invention is described in detail, and the technical solutions in the embodiments of the present invention are made clear. The complete description is obvious. The described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figures 1 to 8The present invention provides an intelligent maintenance system for prefabricated beams, comprising a base 1, a slide groove 2 is provided on the base 1, a controller (not shown in the figure) is provided on the base 1, the controller is electrically connected to a servo motor 3, a screw rod 4 is rotatably connected in the slide groove 2, the center of the screw rod 4 is fixedly connected to the output shaft of the servo motor 3, the servo motor 3 is bolted to the side wall of the base 1, the side wall of the screw rod 4 is threadedly connected to the inner wall of the movable plate 5, the movable plate 5 is slidably connected in the slide groove 2, the screw rod 4 is driven to rotate by the servo motor 3, the screw rod 4 drives the movable plate 5 to slide left and right in the slide groove 2, so that the movable plate 5 drives the spray pipe 14 to move left and right to spray and maintain the bottom area of ​​the box beam placed above the protrusion 6, and the other areas of the box beam are sprayed and maintained through the corresponding external spraying device.

[0028] Specifically, a protrusion 6 is fixedly connected to the top of the base 1. The protrusion 6 is provided with four groups and is respectively located at the four sides of the top of the base 1. The first sliding support rod 9 and the second sliding support rod 12 in the four groups of protrusions 6 are used to support the four sides of the bottom of the box beam. The first gear 7 is rotatably connected in the protrusion 6. The center of the first gear 7 is fixedly connected to the first screw rod 8. The side wall of the first screw 8 is connected to the internal thread of the first sliding support rod 9, and the first sliding support rod 9 is slidably connected to the inner side wall of the protrusion 6; a matching gear 101 is rotatably connected in the protrusion 6, and the matching gear 101 is meshed with the second gear 10. The second gear 10 is rotatably connected in the protrusion 6. The center of the second gear 10 is fixedly connected to the second screw rod 11. The side wall of the second screw 11 is connected to the internal thread of the second sliding support rod 12, and the second sliding support rod 12 is slidably connected to the inner side wall of the protrusion 6; a rubber layer is provided on the top of the second sliding support rod 12 and the first sliding support rod 9, and the second sliding support rod 12 and the first sliding support rod 9 are in a T-shaped structure.

[0029] Specifically, a column 13 is fixedly connected to the top of the movable plate 5, a spray pipe 14 is fixedly connected to the top of the column 13, a plurality of groups of nozzles are arranged on the top of the spray pipe 14, the spray pipe 14 transports moisture to the bottom area and the left and right side walls of the box girder through the nozzles, a rack 15 is fixedly connected to the front and rear ends of the bottom of the spray pipe 14, a connecting plate 16 is fixedly connected to the side wall of the spray pipe 14, a first electric push rod 161 is fixedly connected to the top of the connecting plate 16, the telescopic end of the first electric push rod 161 is fixedly connected to the limiting plate 17, the limiting plate 17 is slidably connected to the top of the connecting plate 16, and a plurality of groups of detectors 18 are equidistantly arranged on the top of the limiting plate 17 and the sliding plate 20.

[0030] Specifically, a second electric push rod 19 is fixedly connected to the side wall of the connecting plate 16, and the telescopic end of the second electric push rod 19 is fixedly connected to the sliding plate 20. The sliding plate 20 is slidably connected to the side of the spray pipe 14. The spray pipe 14 is connected to the telescopic tube 21. The telescopic tube 21 is used to transport external maintenance liquid into the spray pipe 14. The telescopic tube 21 contracts or expands during the movement of the movable plate 5.

[0031] Specifically, two groups of the second electric push rod 19 and the sliding plate 20 are provided, which are respectively arranged at the left and right ends of the spray pipe 14, and the two groups of sliding plates 20 are respectively located at the left and right ends of the bottom of the box beam.

[0032] Specifically, the detector 18 includes an outer frame 181, the bottom of the outer frame 181 is fixedly connected to the limiting plate 17, a sliding rheostat 182 is fixedly connected to the bottom of the outer frame 181, the sliding rheostat 182 is connected to the ammeter through a cable, the ammeter is connected to the controller, the slider on the sliding rheostat 182 is fixedly connected to the insulating rod 183, the side wall of the insulating rod 183 is fixedly connected to the bottom of the spring 184, the upper end of the spring 184 is fixedly connected to the top of the outer frame 181, a ball 185 is movably connected to the top of the insulating rod 183, the insulating rod 183 is slidably connected to the inner wall of the top of the outer frame 181, and a rubber layer is provided in the connection area between the inner wall of the top of the outer frame 181 and the insulating rod 183 to prevent external moisture from entering the interior of the outer frame 181.

[0033] Specifically, the external box beam is hoisted to the top of the base 1 by a hoisting device, and then placed on the sliding support rod above the protrusion 6 on the top of the base 1. When the box beam is sprayed and maintained, it is connected to the external water pipe through the telescopic tube 21. The telescopic tube 21 transports water to the spray pipe 14, and then sprays it upward through the nozzle on the spray pipe 14; turn on the servo motor 3, the servo motor 3 drives the moving plate 5 to move through the screw 4, the moving plate 5 drives the spray pipe 14 to move through the column 13, and the spray pipe 14 drives the rack 15 to be pre-connected with the first gear 7 is meshed, the first gear 7 drives the first screw 8 to rotate, the first screw 8 drives the first sliding support rod 9 to move upward, then the spray pipe 14 moves to the left end area of ​​the first sliding support rod 9, and then the spray pipe 14 continues to move to the left, the rack 15 meshes with the first gear 7 to drive the first screw 8 to continue to push the first sliding support rod 9 to contact with the bottom of the box beam, at this time, the top of the first sliding support rod 9 and the top of the second sliding support rod 12 are at the same height, the meshing of the rack 15 and the first gear 7 is completed, and the rack 15 does not contact the first gear 7;

[0034] Subsequently, the other end of the rack 15 away from the first sliding support rod 9 is meshed with the matching gear 101, and the matching gear 101 drives the second gear 10 to rotate, and the second gear 10 drives the second screw 11 to rotate, and the second screw 11 drives the second sliding support rod 12 to slide downward and the contact with the bottom of the box beam disappears, so that there is a gap between the top of the second sliding support rod 12 and the bottom of the box beam, and the spray pipe 14 continues to move to the left through the gap to spray and maintain the bottom of the box beam, so that the spray pipe 14 can spray the surface of the first sliding support rod 9 and the second sliding support rod 12 that are in contact with the box beam; the sprayed water can also clean the bottom of the box beam to prevent impurities from adhering to the bottom of the box beam, facilitate the contact between the subsequent detector 18 and the surface of the box beam, and improve the detection effect.

[0035] Specifically, during the movement, the spray pipe 14 drives the ball bearings 185 provided on the limiting plate 17 and the sliding plate 20 to contact the side wall of the bottom of the box beam; when the surface of the box beam has a protrusion, the ball bearings 185 are squeezed by the protrusion and drive the insulating rod 183 to move inward, and the sliding piece on the sliding rheostat 182 moves downward, so that the resistance value on the sliding rheostat 182 becomes larger; when the surface of the box beam has a depression, the spring 184 on the insulating rod 183 applies a thrust to drive the insulating rod 183 to move outward, and the ball bearings 185 slide into the depression, and at the same time, the sliding piece on the sliding rheostat 182 moves upward, so that the resistance value on the sliding rheostat 182 becomes smaller; whether the bottom surface of the box beam has a protrusion or a depression can be known by observing the value on the ammeter connected to the sliding rheostat 182, and at the same time, the surface of the first sliding support rod 9 and the second sliding support rod 12 in contact with the box beam can be detected during the water spraying maintenance of the box beam.

[0036] Specifically, the first electric push rod 161 and the second electric push rod 19 are controlled to drive the limiting plate 17 and the sliding plate 20 to move and adjust the contact position between the detector 18 and the bottom of the box beam.

[0037] The above shows and describes the basic principle, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0038] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An intelligent maintenance system for prefabricated beams, comprising a base, a slide groove is provided on the base, a screw is rotatably connected in the slide groove, the center of the screw is fixedly connected to the output shaft of the servo motor, the servo motor is bolted to the side wall of the base, the side wall of the screw is threadedly connected to the inner side wall of the moving plate, and the moving plate is slidably connected in the slide groove; Features: A convex block is fixedly connected to the top of the base, a first gear is rotatably connected inside the convex block, the center of the first gear is fixedly connected to the first screw rod, the side wall of the first screw rod is connected to the inner thread of the first sliding support rod, and the first sliding support rod is slidably connected to the inner wall of the convex block; A matching gear is rotatably connected inside the protrusion, the matching gear meshes with the second gear, the second gear is rotatably connected inside the protrusion, the center of the second gear is fixedly connected to the second screw rod, the side wall of the second screw rod is connected to the inner thread of the second sliding support rod, and the second sliding support rod is slidably connected to the inner wall of the protrusion.

2. According to claim 1, the intelligent maintenance system for precast beams is characterized by: The top of the movable plate is fixedly connected with a column, the top of the column is fixedly connected with a spray pipe, the front and rear ends of the bottom of the spray pipe are fixedly connected with a rack, the side wall of the spray pipe is fixedly connected with a connecting plate, and the top of the connecting plate is fixedly connected with a first electric push rod.

3. According to claim 2, the intelligent maintenance system for precast beams is characterized by: The telescopic end of the first electric push rod is fixedly connected to the limiting plate, the limiting plate is slidably connected to the top of the connecting plate, and a plurality of detectors are equidistantly arranged on the top of the limiting plate and the sliding plate.

4. The intelligent maintenance system for precast beams according to claim 3 is characterized in that: The side wall of the connecting plate is fixedly connected with a second electric push rod, and the telescopic end of the second electric push rod is fixedly connected with the sliding plate.

5. The intelligent maintenance system for precast beams according to claim 3 is characterized in that: The sliding plate is slidably connected to the side of the spraying pipe, and the spraying pipe is communicated with the inside of the telescopic pipe.

6. The intelligent maintenance system for precast beams according to claim 3 is characterized in that: The detector comprises an outer frame, the bottom of the outer frame is fixedly connected with a limiting plate, the inner bottom of the outer frame is fixedly connected with a sliding rheostat, and the sliding piece on the sliding rheostat is fixedly connected with an insulating rod.

7. The intelligent maintenance system for precast beams according to claim 6, characterized in that: The side wall of the insulating rod is fixedly connected to the bottom of the spring, and the upper end of the spring is fixedly connected to the inner top of the outer frame.

8. The intelligent maintenance system for precast beams according to claim 7, characterized in that: The insulating rod is slidably connected to the inner side wall of the top of the outer frame, and a ball is movably connected to the top of the insulating rod.

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