Milling machine for repairing inspection well and breaking concrete

Abstract

The invention discloses a milling machine for breaking concrete in inspection well maintenance, and particularly relates to the field of inspection well maintenance, the milling machine comprises a concrete layer, the outer surface of the concrete layer is provided with a well seat, and the top end of the inner wall of the well seat is provided with a centering tool; the loading machine is arranged at the top end of the concrete layer, a rack is installed on one side of the loading machine, an installation assembly is arranged between the loading machine and the rack, the rack is installed at one end of the loading machine through the installation assembly, a wall breaking frame is arranged at the bottom end of the rack, and a hydraulic assembly is arranged on the outer surface of the rack. The wall breaking frame is lifted through the hydraulic assembly, and a driving assembly is arranged at the top end of the wall breaking frame. According to the invention, the loading machine is modified, the hydraulic system of the loading machine is used for providing power, the cutting position is positioned through the centering tool, and the hydraulic motor drives the tool bit to accurately and efficiently plane and mill concrete around the inspection well. The concrete breaking efficiency is improved, construction is accurate, and dust and noise are reduced.

Description

Technical Field

[0001] The present invention relates to the field of inspection well maintenance, and more particularly to a milling machine for breaking concrete during inspection well maintenance. Background Art

[0002] Prefabricated inspection wells are being promoted across the board. However, there are problems such as low construction efficiency, low degree of mechanical automation and low economic benefits during the promotion process. In particular, the removal of concrete around the inspection wells requires a lot of manpower and is very inefficient. There is also a lot of noise and dust during the construction process.

[0003] The concrete breaking equipment available in the market around inspection wells mainly uses a hydraulic power system to drive the pick to rotate and dig concrete. The breaking efficiency is low, the breaking around the inspection well is uneven, and there is a lot of dust and noise, which is not in line with civilized construction. Summary of the invention

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiment of the present invention provides a milling machine for breaking concrete in inspection well maintenance, which is modified by a loader, uses the loader's hydraulic system to provide power, locates the cutting position through a centering tool, and drives the cutter head to perform precise and efficient planing and milling of the concrete around the inspection well, thereby improving the efficiency of concrete breaking, achieving precise construction, and reducing dust and noise.

[0005] To achieve the above object, the present invention provides the following technical solution: a milling machine for removing concrete during maintenance of inspection wells, comprising:

[0006] A concrete layer, wherein a well seat is provided on the outer surface of the concrete layer, and a centering tool is placed on the top of the inner wall of the well seat;

[0007] A loader, the loader is arranged at the top of the concrete layer, a frame is installed on one side of the loader, a mounting assembly is arranged between the loader and the frame, the frame is installed at one end of the loader through the mounting assembly, a wall breaking frame is arranged at the bottom end of the frame, a hydraulic assembly is arranged on the outer surface of the frame, the wall breaking frame is lifted and lowered by the hydraulic assembly, a driving assembly is arranged at the top of the wall breaking frame, and the wall breaking frame is driven to rotate by the driving assembly;

[0008] A dust cover is arranged on the outer surface of the wall breaking frame, and a spray assembly is arranged inside the dust cover.

[0009] Furthermore, a positioning rod is fixedly installed at the center of the bottom end of the wall breaking frame, a positioning hole is opened at the center of the outer surface of the centering tooling, and the bottom end of the positioning rod matches the positioning hole.

[0010] Furthermore, the mounting assembly includes a mounting frame fixedly mounted on the outer surface of one end of the loader, a connecting frame fixedly mounted on one side of the frame, and the mounting frame and the connecting frame are fixedly connected.

[0011] Furthermore, the hydraulic assembly includes a hydraulic cylinder installed on the outer surfaces of both sides of the frame, one end of the hydraulic cylinder is fixedly connected to the outer surface of the frame, and the bottom end of the output shaft of the hydraulic cylinder is fixedly connected to a connecting piece.

[0012] Furthermore, the driving assembly includes a turntable fixedly mounted on the top of the wall breaking frame, a mounting seat is provided on the top of the turntable, and the bottom end of the output shaft of the hydraulic cylinder is fixedly connected to the mounting seat through a connecting piece.

[0013] Furthermore, a rotary motor is fixedly mounted on the outer surface of the top end of the mounting seat, and the bottom end of the output shaft of the rotary motor is fixedly connected to the turntable, and the turntable is rotatably connected to the mounting seat through the rotary motor.

[0014] Furthermore, a plurality of tool holders are fixedly installed around the bottom end of the wall breaking frame, and the plurality of tool holders are arranged in a ring shape. A milling cutter is fixedly installed on the outer surface of one end of the tool holder.

[0015] Furthermore, a plurality of through holes are provided on the outer surface of the dust cover, and four groups of pillars are fixedly installed around the outer surface of the dust cover.

[0016] Furthermore, the spray assembly includes a delivery pipe fixedly installed on the top of the dust cover, the delivery pipe is arc-shaped, a plurality of nozzles are fixedly installed on the bottom end of the delivery pipe, and the bottom end of the nozzle is inserted into the interior of the dust cover, and a nozzle is fixedly installed on the bottom end of the nozzle.

[0017] Furthermore, a water tank is fixedly mounted on the outer surface of the frame, and the delivery pipe is connected to the water tank.

[0018] Technical effects and advantages of the present invention:

[0019] 1. The present invention uses centering tooling and precise construction, and subsequent assembled inspection wells can be installed more conveniently and quickly.

[0020] 2. The present invention utilizes a hydraulic motor to rotate and drive the cutter head to cut concrete, and has high cutting efficiency; the cutting surface is neat, the subsequent backfilling workload is small, and the backfilling efficiency is high;

[0021] 3. This solution greatly improves cutting noise through design; uses a spray system to eliminate dust and achieve civilized construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the working state of the present invention.

[0023] Figure 2 It is an exploded view of the overall structure of the present invention.

[0024] Figure 3 The structure of the frame of the present invention is schematically shown in FIG. Figure 1 .

[0025] Figure 4 The structure of the frame of the present invention is schematically shown in FIG. Figure 2 .

[0026] Figure 5 It is a structural schematic diagram of the rotary motor of the present invention.

[0027] Figure 6 It is a structural schematic diagram of the wall breaking rack of the present invention.

[0028] Figure 7 It is a schematic structural diagram of the tool holder of the present invention.

[0029] The accompanying drawings are marked as follows: 1. concrete layer; 11. well seat; 12. centering tool; 2. loader; 21. mounting frame; 3. frame; 31. connecting frame; 32. turntable; 33. mounting seat; 34. rotating motor; 35. wall breaking frame; 36. tool holder; 37. milling tool; 38. hydraulic cylinder; 39. positioning rod; 4. dust cover; 41. pillar; 42. delivery pipe; 43. nozzle; 44. water tank. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. 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.

[0031] according to Figure 1-7 A milling machine for breaking concrete for inspection well maintenance is shown, comprising:

[0032] A concrete layer 1, wherein a well seat 11 is provided on the outer surface of the concrete layer 1, and a centering tool 12 is placed on the top of the inner wall of the well seat 11;

[0033] A loader 2, wherein the loader 2 is arranged at the top of the concrete layer 1, a frame 3 is installed on one side of the loader 2, a mounting assembly is arranged between the loader 2 and the frame 3, the frame 3 is installed on one end of the loader 2 through the mounting assembly, a wall breaking frame 35 is arranged at the bottom end of the frame 3, a hydraulic assembly is arranged on the outer surface of the frame 3, the wall breaking frame 35 is lifted and lowered by the hydraulic assembly, a driving assembly is arranged at the top of the wall breaking frame 35, and the wall breaking frame 35 is driven to rotate by the driving assembly;

[0034] A dust cover 4 is provided on the outer surface of the wall breaking frame 35, and a spray assembly is provided inside the dust cover 4.

[0035] In a preferred embodiment, Figure 1 As shown, a positioning rod 39 is fixedly installed at the center of the bottom end of the wall breaking frame 35, a positioning hole is opened at the center of the outer surface of the centering tool 12, and the bottom end of the positioning rod 39 matches the positioning hole. The centering tool 12 is designed according to the size of the well seat 11, and the centering tool 12 is installed on the well seat. The loader 2 is driven to the vicinity of the observation well and aligned with the centering tool 12. The equipment is placed above the observation well so that the positioning rod 39 at the bottom corresponds to the center of the centering tool 12.

[0036] In a preferred embodiment, Figure 1 As shown, the mounting assembly includes a mounting frame 21 fixedly mounted on the outer surface of one end of the loader 2, a connecting frame 31 is fixedly mounted on one side of the frame 3, and the mounting frame 21 and the connecting frame 31 are fixedly connected.

[0037] In a preferred embodiment, Figure 4 As shown, the hydraulic assembly includes a hydraulic cylinder 38 installed on the outer surfaces of both sides of the frame 3, one end of the hydraulic cylinder 38 is fixedly connected to the outer surface of the frame 3, and the bottom end of the output shaft of the hydraulic cylinder 38 is fixedly connected to a connecting piece. The hydraulic cylinder 38 on the frame 3 is started, and the wall breaking frame 35 is pushed downward by the hydraulic cylinder 38. After milling to the required depth, the rising button is pressed to lift the equipment.

[0038] In a preferred embodiment, Figure 5 As shown, the driving assembly includes a turntable 32 fixedly mounted on the top of the wall breaking frame 35, a mounting seat 33 is provided on the top of the turntable 32, and the bottom end of the output shaft of the hydraulic cylinder 38 is fixedly connected to the mounting seat 33 through a connecting piece, a rotary motor 34 is fixedly mounted on the top outer surface of the mounting seat 33, and the bottom end of the output shaft of the rotary motor 34 is fixedly connected to the turntable 32, the turntable 32 is rotatably connected to the mounting seat 33 through the rotary motor 34, and the rotary motor 38 is started to drive the wall breaking frame 35 to rotate, thereby driving the tool to perform milling.

[0039] In a preferred embodiment, Figure 6-7As shown, a plurality of tool holders 36 are fixedly installed around the bottom end of the wall breaking frame 35, and the plurality of tool holders 36 are arranged in a ring. A milling tool 37 is fixedly installed on the outer surface of one end of the tool holder 36. The design of the milling tool 37 is very critical. To break the cement pavement, in order to reduce the difficulty of milling, a group of pick-like props are first used to break the cement base on a large scale. The pick-like tool has a cone head shape and wear-resistant material to ensure easy breaking and the wear resistance of the tool. After the cement base is damaged on the surface, a group of tools are used to mill and break the concrete base. When designing the tool, the wear resistance of the material is considered, and the front angle, back angle and milling angle are designed to ensure easy processing. At the same time, the milling debris is brought to the outside of the equipment as little as possible.

[0040] In a preferred embodiment, Figure 3 As shown, the outer surface of the dust cover 4 is provided with a plurality of through holes, and four groups of pillars 41 are fixedly installed around the outer surface of the dust cover 4. The spray assembly includes a delivery pipe 42 fixedly installed on the top of the dust cover 4, and the delivery pipe 42 is arc-shaped. A plurality of nozzles 43 are fixedly installed at the bottom end of the delivery pipe 42, and the bottom end of the nozzle 43 is inserted into the interior of the dust cover 4, and a nozzle is fixedly installed at the bottom end of the nozzle 43. A water tank 44 is fixedly installed on the outer surface of the frame 3, and the delivery pipe 42 is connected to the water tank 44. The spray system is started, and the clean water in the water tank 44 is transported through the delivery pipe 42, and sprayed through the nozzle 43 to avoid dust.

[0041] The specific implementation method is as follows: during operation, a centering fixture 12 is designed according to the size of the well seat 11, and the centering fixture 12 is installed on the well seat. The loader 2 is driven to the vicinity of the observation well, aligned with the centering fixture 12, and the equipment is placed above the observation well so that the positioning rod 39 at the bottom corresponds to the center of the centering fixture 12. At the same time, the dust cover 4 is supported by the surrounding pillars 41 and covers the surrounding of the well seat 11. Then, the hydraulic cylinder 38 on the frame 3 is started, and the wall breaking frame 35 is pushed downward by the hydraulic cylinder 38. During the pushing process, the rotating motor 38 is started to drive the wall breaking frame 35 to rotate, and the tool is driven to perform milling. At the same time, the spray system is started to transport clean water in the water tank 44 through the delivery pipe 42, and spray treatment is performed through the nozzle 43. To avoid dust, after milling to the required depth, press the rising button to lift the equipment, then turn off the hydraulic system and the spraying system in turn, move the loader 2 and the equipment to the side, and complete the concrete breaking. The design of the milling tool 37 is very critical. To break the cement road surface, in order to reduce the difficulty of milling, first use a group of pick-like props to break the cement base on a large scale. The pick-like tool has a cone head shape and wear-resistant material to ensure easy breaking and the wear resistance of the tool; after the cement base is damaged on the surface, use a group of tools to mill and break the concrete base. When designing the tool, the wear resistance of the material is considered, and the front angle, back angle and milling angle are designed to ensure easy processing. At the same time, the milling debris is brought to the outside of the equipment as little as possible.

[0042] The operation process of the present invention is as follows:

[0043] Step 1: The milling equipment is installed on the loader 2 and connected to the hydraulic system of the loader 2;

[0044] Step 2: Place the centering tool 12 on the well seat 11 of the observation well;

[0045] Step 3: Drive the loader 2 to the vicinity of the observation well, align it with the centering tool 12, and place the equipment above the observation well;

[0046] Step 4: Turn on the spray system and the hydraulic system;

[0047] Step 5: Turn on the milling function, the equipment starts to rotate, control the hydraulic pressure to drop, and start milling;

[0048] Step 6: After milling to the required depth, press the up button to lift the equipment.

[0049] Step 7: Turn off the sprinkler system and the hydraulic system;

[0050] Step 8: Move loader 2 and equipment to the side to complete the concrete breaking.

Claims

1. A milling machine for breaking concrete in inspection well maintenance. It is characterized in that include: A concrete layer (1), wherein a well seat (11) is provided on the outer surface of the concrete layer (1), and a centering tool (12) is placed on the top of the inner wall of the well seat (11); A loader (2), the loader (2) being arranged at the top of a concrete layer (1), a frame (3) being installed on one side of the loader (2), a mounting assembly being arranged between the loader (2) and the frame (3), the frame (3) being installed at one end of the loader (2) through the mounting assembly, a wall breaking frame (35) being arranged at the bottom end of the frame (3), a hydraulic assembly being arranged on the outer surface of the frame (3), the wall breaking frame (35) being raised and lowered by the hydraulic assembly, a driving assembly being arranged at the top end of the wall breaking frame (35), the wall breaking frame (35) being driven to rotate by the driving assembly; A dust cover (4) is arranged on the outer surface of the wall breaking frame (35), and a spray assembly is arranged inside the dust cover (4).

2. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: A positioning rod (39) is fixedly installed at the center of the bottom end of the wall breaking frame (35), a positioning hole is opened at the center of the outer surface of the centering tool (12), and the bottom end of the positioning rod (39) matches the positioning hole.

3. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: The mounting assembly comprises a mounting frame (21) fixedly mounted on the outer surface of one end of the loader (2); a connecting frame (31) is fixedly mounted on one side of the frame (3); and the mounting frame (21) and the connecting frame (31) are fixedly connected.

4. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: The hydraulic assembly comprises a hydraulic cylinder (38) mounted on the outer surfaces of both sides of the frame (3), one end of the hydraulic cylinder (38) is fixedly connected to the outer surface of the frame (3), and the bottom end of the output shaft of the hydraulic cylinder (38) is fixedly connected to a connecting piece.

5. A milling machine for breaking concrete in inspection well maintenance according to claim 4, Features: The driving assembly comprises a turntable (32) fixedly mounted on the top of the wall breaking frame (35), a mounting seat (33) is arranged on the top of the turntable (32), and the bottom end of the output shaft of the hydraulic cylinder (38) is fixedly connected to the mounting seat (33) via a connecting piece.

6. A milling machine for breaking concrete in inspection well maintenance according to claim 5, Features: A rotary motor (34) is fixedly mounted on the outer surface of the top end of the mounting seat (33), and the bottom end of the output shaft of the rotary motor (34) is fixedly connected to the turntable (32), and the turntable (32) is rotationally connected to the mounting seat (33) via the rotary motor (34).

7. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: A plurality of tool holders (36) are fixedly mounted around the bottom end of the wall breaking frame (35), and the plurality of tool holders (36) are arranged in a ring shape. A milling cutter (37) is fixedly mounted on the outer surface of one end of the tool holder (36).

8. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: The outer surface of the dust cover (4) is provided with a plurality of through holes, and four groups of pillars (41) are fixedly installed around the outer surface of the dust cover (4).

9. A milling machine for breaking concrete in inspection well maintenance according to claim 1, Features: The spray assembly comprises a delivery pipe (42) fixedly mounted on the top of the dust cover (4); the delivery pipe (42) is arc-shaped; a plurality of nozzles (43) are fixedly mounted on the bottom end of the delivery pipe (42); the bottom ends of the nozzles (43) are inserted into the interior of the dust cover (4); and a spray head is fixedly mounted on the bottom end of the nozzles (43).

10. A milling machine for breaking concrete in inspection well maintenance according to claim 9, Features: A water tank (44) is fixedly mounted on the outer surface of the frame (3), and the delivery pipe (42) is in communication with the water tank (44).

Images