Maintenance device for municipal road and bridge supervision

Abstract

The utility model discloses a maintenance device for municipal road bridge supervision, and relates to the technical field of bridge maintenance. Comprising an air duct, a rotating shaft is rotationally connected to the inner wall of the air duct, a driving mechanism connected with the rotating shaft is arranged at the rear end of the air duct, axial flow fan blades fixedly sleeve the side wall, located in the air duct, of the rotating shaft, the end, away from the driving mechanism, of the rotating shaft extends out of the air duct, and a polishing rod is arranged on the front side of the rotating shaft. A detachable mechanism is connected between the polishing rod and the rotating shaft, the front end of the air duct is fixedly connected with an air scoop, and an air inlet is formed in the side wall of the air duct. By designing a detachable mechanism, the polishing rod is more convenient to disassemble and assemble, and the polishing rod is convenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge maintenance, in particular to a maintenance device for municipal road bridge supervision. Background Art

[0002] In the existing municipal road and bridge supervision work, in addition to providing technical guidance to the construction units, it is also necessary to maintain the construction equipment during the construction process. One of the maintenance tasks is to remove rust and paint the constructed supporting steel columns.

[0003] Patent publication number CN211992347U, titled "A Maintenance Device for Municipal Road and Bridge Supervision," discloses a maintenance device for municipal road and bridge supervision, comprising a duct, one end of which is equipped with a motor. A through-hole is provided on the duct corresponding to the motor's rotor shaft, through which the motor's rotor shaft penetrates the duct. A rotating shaft is provided at the end of the motor's rotor shaft. Turbofans are uniformly distributed horizontally on a section of the rotating shaft within the duct, and air inlet holes are uniformly distributed in a circular pattern on one side of the duct near the motor. However, the patent utilizes numerous bolts and nuts to mount the millstone tube, making installation and removal of the millstone tube very inconvenient, making replacement of the millstone tube inconvenient and inconvenient to use. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a maintenance device for municipal road and bridge supervision.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A maintenance device for municipal road and bridge supervision includes a duct, an inner wall of the duct is rotatably connected to a rotating shaft, a rear end of the duct is provided with a driving mechanism connected to the rotating shaft, an axial flow fan blade is fixedly sleeved on the side wall of the rotating shaft located inside the duct, an end of the rotating shaft away from the driving mechanism extends out of the duct, a grinding rod is provided on the front side of the rotating shaft, a detachable mechanism is connected between the grinding rod and the rotating shaft, a wind bucket is fixedly connected to the front end of the duct, and an air inlet is provided on the side wall of the duct.

[0007] As a further improvement of the present invention, the driving mechanism includes a motor fixedly mounted at the rear end of the wind duct, the output shaft of the motor passes through the wind duct and is fixedly connected to the end of the rotating shaft, the rear end of the wind duct is provided with a shell, the shell is sleeved on the outside of the motor, and two connecting blocks are fixedly connected to the side wall of the shell, and connecting bolts are passed through the two connecting blocks, and the connecting bolts are threadedly connected to the side wall of the wind duct.

[0008] As a further improvement of the present invention, the detachable mechanism includes a first connecting sleeve and a second connecting sleeve. The first connecting sleeve is fixedly connected to the end of the rotating shaft, the second connecting sleeve is fixedly connected to the end of the grinding rod, the second connecting sleeve is arranged on the outside of the first connecting sleeve, two card grooves are provided on the side wall of the first connecting sleeve, and two card blocks are fixedly connected to the inner wall of the second connecting sleeve, and the two card blocks are respectively located inside the two card grooves.

[0009] As a further improvement of the present invention, a plug post is fixedly connected to the inner wall of the second connecting sleeve, and a spring is fixedly connected to the inner wall of the first connecting sleeve.

[0010] As a further improvement of the present invention, a handle is fixedly connected to the upper side wall of the air duct.

[0011] As a further improvement of the present invention, a dustproof net is fixedly embedded inside the air inlet.

[0012] Beneficial effects of the utility model:

[0013] By setting up a detachable mechanism, by putting the second connecting sleeve on the first connecting sleeve, the plug post is inserted into the interior of the first connecting sleeve, and the card block is inserted into the interior of the card slot. Then, by rotating the second connecting sleeve, pressure is applied to the plug post through the spring, so that the card block is engaged in the interior of the card slot, so that the second connecting sleeve can be stably put on the first connecting sleeve, which makes disassembly and assembly more convenient, and thus facilitates the replacement of the grinding rod.

[0014] The utility model makes the disassembly and assembly of the grinding rod more convenient by designing a detachable mechanism, thereby facilitating the replacement of the grinding rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a maintenance device for municipal road and bridge supervision proposed by the utility model;

[0016] Figure 2 This is a structural diagram of the motor, rotating shaft, first connecting sleeve, second connecting sleeve, polishing rod, axial flow fan blades, and wind bucket of a maintenance device for municipal road and bridge supervision proposed by the utility model;

[0017] Figure 3 This is a structural diagram of a grinding rod, a second connecting sleeve, a plug column, and a clamping block of a maintenance device for municipal road and bridge supervision proposed by the utility model;

[0018] Figure 4 This is a structural schematic diagram of a first connecting sleeve, a spring, and a clamping groove of a maintenance device for municipal road and bridge supervision proposed by the utility model.

[0019] In the figure: 1 air duct, 2 handle, 3 shell, 4 connecting block, 5 connecting bolt, 6 air inlet, 7 dust screen, 8 air scoop, 9 rotating shaft, 10 first connecting sleeve, 11 second connecting sleeve, 12 grinding rod, 13 axial flow fan blade, 14 motor, 15 plug column, 16 clamping block, 17 spring, 18 clamping slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Figure 1-Figure 4 A maintenance device for municipal road and bridge supervision includes an air duct 1, the upper side wall of the air duct 1 is fixedly connected to a handle 2, the inner wall of the air duct 1 is rotatably connected to a rotating shaft 9, the rear end of the air duct 1 is provided with a driving mechanism connected to the rotating shaft 9, the rotating shaft 9 is located on the side wall inside the air duct 1 and is fixedly sleeved with axial flow fan blades 13, the rotating shaft 9 extends out of the air duct 1 at one end away from the driving mechanism, a polishing rod 12 is provided on the front side of the rotating shaft 9, and a detachable mechanism is connected between the polishing rod 12 and the rotating shaft 9, the front end of the air duct 1 is fixedly connected to a wind bucket 8, and an air inlet 6 is provided on the side wall of the air duct 1, and a dustproof net 7 is fixedly embedded inside the air inlet 6, which plays a dustproof role.

[0022] In the present utility model, the driving mechanism includes a motor 14 fixedly mounted on the rear end of the wind tube 1, the output shaft of the motor 14 passes through the wind tube 1 and is fixedly connected to the end of the rotating shaft 9, the rear end of the wind tube 1 is provided with a shell 3, the shell 3 is sleeved on the outside of the motor 14, and two connecting blocks 4 are fixedly connected to the side wall of the shell 3. Both connecting blocks 4 are penetrated by connecting bolts 5, and the connecting bolts 5 are threadedly connected to the side wall of the wind tube 1.

[0023] The detachable mechanism includes a first connecting sleeve 10 and a second connecting sleeve 11. The first connecting sleeve 10 is fixedly connected to the end of the rotating shaft 9, and the second connecting sleeve 11 is fixedly connected to the end of the grinding rod 12. The second connecting sleeve 11 is sleeved on the outside of the first connecting sleeve 10. Two card slots 18 are provided on the side wall of the first connecting sleeve 10. Two card blocks 16 are fixedly connected to the inner wall of the second connecting sleeve 11. The two card blocks 16 are respectively located inside the two card slots 18. A plug post 15 is fixedly connected to the inner wall of the second connecting sleeve 11. A spring 17 is fixedly connected to the inner wall of the first connecting sleeve 10. By sleeved the second connecting sleeve 11 on the first connecting sleeve 10, the plug post 15 is inserted into the interior of the first connecting sleeve 10, and the card block 16 is inserted into the interior of the card slot 18. Then, by rotating the second connecting sleeve 11, pressure is applied to the plug post 15 by the spring 17, so that the card block 16 is engaged in the interior of the card slot 18, so that the second connecting sleeve 11 can be stably sleeved on the first connecting sleeve 10 to realize the installation of the grinding rod 12.

[0024] When the utility model is used, the motor 14 is started to drive the rotating shaft 9 to rotate, and the rotating shaft 9 drives the grinding rod 12 to rotate. The grinding rod 12 can be used to grind and remove rust on the steel column. When the grinding rod 12 needs to be replaced, it is only necessary to press the second connecting sleeve 11 toward the first connecting sleeve 10, and then rotate the second connecting sleeve 11, remove the second connecting sleeve 11 from the first connecting sleeve 10, and reinstall the new grinding rod 12.

[0025] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A maintenance device for municipal road and bridge supervision, comprising a wind tube (1), characterized in that: The inner wall of the wind tube (1) is rotatably connected to a rotating shaft (9), the rear end of the wind tube (1) is provided with a driving mechanism connected to the rotating shaft (9), the rotating shaft (9) is located on the side wall of the wind tube (1) and is fixedly sleeved with an axial flow fan blade (13), the rotating shaft (9) extends out of the wind tube (1) at one end away from the driving mechanism, the front side of the rotating shaft (9) is provided with a grinding rod (12), a detachable mechanism is connected between the grinding rod (12) and the rotating shaft (9), the front end of the wind tube (1) is fixedly connected to a wind bucket (8), and the side wall of the wind tube (1) is provided with an air inlet ( 6), the detachable mechanism comprises a first connecting sleeve (10) and a second connecting sleeve (11), the first connecting sleeve (10) is fixedly connected to the end of the rotating shaft (9), the second connecting sleeve (11) is fixedly connected to the end of the grinding rod (12), the second connecting sleeve (11) is sleeved on the outside of the first connecting sleeve (10), two card slots (18) are provided on the side wall of the first connecting sleeve (10), and two card blocks (16) are fixedly connected to the inner wall of the second connecting sleeve (11), and the two card blocks (16) are respectively located inside the two card slots (18).

2. A maintenance device for municipal road and bridge supervision according to claim 1, characterized in that: The driving mechanism comprises a motor (14) fixedly mounted on the rear end of the wind tube (1), an output shaft of the motor (14) passing through the wind tube (1) and fixedly connected to the end of the rotating shaft (9), a housing (3) being provided at the rear end of the wind tube (1), the housing (3) being sleeved on the outside of the motor (14), two connecting blocks (4) being fixedly connected to the side wall of the housing (3), connecting bolts (5) being passed through the two connecting blocks (4), and the connecting bolts (5) being threadedly connected to the side wall of the wind tube (1).

3. A maintenance device for municipal road and bridge supervision according to claim 1, characterized in that: A plug post (15) is fixedly connected to the inner wall of the second connecting sleeve (11), and a spring (17) is fixedly connected to the inner wall of the first connecting sleeve (10).

4. A maintenance device for municipal road and bridge supervision according to claim 1, characterized in that: A handle (2) is fixedly connected to the upper side wall of the air duct (1).

5. A maintenance device for municipal road and bridge supervision according to claim 1, characterized in that: A dustproof net (7) is fixedly embedded inside the air inlet (6).

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