Automatic well lid replacing machine convenient to move

Abstract

The utility model discloses an automatic well lid replacing machine convenient to move, which comprises a mounting frame and a pulley, and the pulley is mounted at the lower end of the mounting frame; the water tank is mounted in the mounting frame, a spray gun is mounted at the lower end of the water tank, a small turntable is mounted at the upper end of the spray gun, a first motor is connected to the upper end of the small turntable, a protective shell sleeves the outer side of the first motor, a belt is connected to the right end of the small turntable, and a large turntable is mounted at the right end of the belt; the lower end of the large turntable is connected with an electric telescopic rod; and the cutting disc is mounted at the lower end of the electric telescopic rod. According to the automatic well lid replacing machine convenient to move, the cutting faces are unified and flush, the repairing area is attractive, subsequent installation of new well lids is facilitated, generation of cutting dust is conveniently reduced, the blade is kept clean, meanwhile, the safety of workers is guaranteed, well lids with different diameters are conveniently cut, and the application range universality of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic manhole cover replacement, in particular to an automatic manhole cover replacement machine which is easy to move. Background Art

[0002] With the continuous acceleration of my country's urbanization process and the continuous increase in the mileage of highways, various problems such as the aging of asphalt pavement and replacement and maintenance of manhole covers have gradually emerged. In addition, the technical difficulties in dealing with defects around inspection wells in municipal engineering have not been effectively solved.

[0003] The publication number CN 108589497 A provides a peripheral ring cutting device and cutting method for a manhole, comprising a base; a vertical main rod is fixed on the central upper surface of the base; a sleeve is sleeved on the outer side of the main rod, and the sleeve is loosely matched with the main rod; a fixing ring is sleeved on the main rod to prevent the sleeve from moving up and down; a horizontal working rod is connected to the outer peripheral surface of the sleeve; a connecting rod is fixed at the end of the working rod, and a cutting machine for cutting the manhole cover is fixed at the end of the connecting rod; a vertical support rod is provided between the connecting rod and the main rod, an auxiliary wheel is connected below the support rod, and a height-adjustable support part is connected above the support rod; the end of the support part is fixed to the working rod. The device of the present invention has high strength, simple operation, convenient movement, fast construction, beautiful incision, beautiful repair area, and can effectively improve the impact of uneven cutting of manhole covers on the overall image of urban roads.

[0004] The above-mentioned prior art solutions have the following defects: the automatic manhole cover changing machine that is easy to move makes the cutting surface not flat, which affects the appearance and is not convenient for the subsequent installation of new manhole covers. There is a lot of cutting dust, and the blade cannot be kept clean. At the same time, the safety of the staff cannot be guaranteed, it is not convenient to cut manhole covers of different diameters, and the device has a poor scope of application. Therefore, the utility model provides a manhole cover automatic cover changing machine that is easy to move to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide an automatic manhole cover changing machine that is easy to move, so as to solve the problems proposed in the above-mentioned background technology that the automatic manhole cover changing machine that is easy to move makes the cutting surface not flat, affects the appearance, is not convenient for the subsequent installation of new manhole covers, has a lot of cutting dust, the blade cannot be kept clean, and at the same time cannot ensure the safety of the staff, is not convenient for cutting manhole covers of different diameters, and the application range of the device is poor.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic manhole cover changing machine that is easy to move, comprising a mounting frame and a pulley, wherein the pulley is mounted at the lower end of the mounting frame;

[0007] Also includes:

[0008] A water tank is installed inside the mounting frame, a spray gun is installed at the lower end of the water tank, a small turntable is installed at the upper end of the spray gun, and the upper end of the small turntable is connected to a first motor, a protective shell is provided on the outer side of the first motor, a belt is connected to the right end of the small turntable, a large turntable is installed at the right end of the belt, and an electric telescopic rod is connected to the lower end of the large turntable;

[0009] A cutting disc is installed at the lower end of the electric telescopic rod, a blade is connected to the lower end of the cutting disc, and a connecting tube is connected to the upper end of the cutting disc, a threaded rod is installed inside the connecting tube, and a second motor is connected to the upper end of the threaded rod, and a support block is provided at the lower end of the second motor.

[0010] Preferably, the water tank is disposed bilaterally symmetrically with respect to the central axis of the mounting frame, and the spray gun is disposed at an inclination angle of 45° at the lower end of the water tank.

[0011] Preferably, the linkage structure formed by the small turntable, the belt and the large turntable drives the large turntable to rotate.

[0012] Preferably, the left end of the second motor is connected to the threaded rod in a meshing manner, and the outer end of the threaded rod is connected to the connecting tube in a meshing manner.

[0013] Preferably, a plurality of circular grooves are formed at equal angles at the lower end of the cutting disc, and the upper end of the blade is connected to the grooves in a snap-fit ​​manner.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the cutting surface of the mobile automatic manhole cover changing machine is uniform and flush, the repair area is beautiful, and it is convenient to install new manhole covers later, it is convenient to reduce the generation of cutting dust, keep the blade clean, and at the same time ensure the safety of the staff, it is convenient to cut manhole covers of different diameters, and the application range of the device is increased;

[0015] A threaded rod, a second motor and a connecting tube are provided. The left end of the second motor engages with the threaded rod to rotate. During the rotation of the threaded rod, the thread pushes the connecting tube to move downward, so that the cutting position gradually moves downward, so that the cutting surface is uniform and flush, the repair area is beautiful, and it is convenient for the subsequent installation of a new manhole cover;

[0016] A water tank and a spray gun are provided. During the cutting process, the spray gun can be started to draw clean water from the water tank to spray the blade, thereby reducing the generation of cutting dust, keeping the blade clean, and ensuring the safety of the staff;

[0017] A cutting disc and a blade are provided, and the upper end of the blade is connected to the groove by a snap-fitting manner. The blade can be installed in different positions according to the size of the manhole cover, which is convenient for cutting manhole covers of different diameters, thereby increasing the wide range of applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model when viewed from above;

[0021] Figure 4 It is a schematic diagram of the connection structure between the threaded rod and the connecting tube of the utility model.

[0022] In the figure: 1. mounting frame; 2. pulley; 3. water tank; 4. spray gun; 5. protective shell; 6. first motor; 7. small turntable; 8. belt; 9. large turntable; 10. support block; 11. threaded rod; 12. second motor; 13. cutting disc; 14. blade; 15. electric telescopic rod; 16. connecting tube. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 The utility model provides a technical solution: a mobile automatic manhole cover changing machine, including a mounting frame 1, a pulley 2, a water tank 3, a spray gun 4, a protective shell 5, a first motor 6, a small turntable 7, a belt 8, a large turntable 9, a support block 10, a threaded rod 11, a second motor 12, a cutting disc 13, a blade 14, an electric telescopic rod 15, and a connecting tube 16.

[0025] Installed inside the mounting frame 1, a spray gun 4 is installed at the lower end of the water tank 3, and a small turntable 7 is installed at the upper end of the spray gun 4, and the upper end of the small turntable 7 is connected to a first motor 6, and a protective shell 5 is provided on the outer side of the first motor 6, and a belt 8 is connected to the right end of the small turntable 7, and a large turntable 9 is installed at the right end of the belt 8, and the lower end of the large turntable 9 is connected to an electric telescopic rod 15;

[0026] The cutting disc 13 is installed at the lower end of the electric telescopic rod 15, the lower end of the cutting disc 13 is connected to the blade 14, and the upper end of the cutting disc 13 is connected to the connecting tube 16, the inside of the connecting tube 16 is installed with a threaded rod 11, and the upper end of the threaded rod 11 is connected to the second motor 12, and the lower end of the second motor 12 is provided with a support block 10.

[0027] like Figure 1 , Figure 2 and Figure 4 As shown, the linkage structure composed of the small turntable 7, the belt 8 and the large turntable 9 drives the large turntable 9 to rotate, the left end of the second motor 12 is connected to the threaded rod 11 in an engaging manner, and the outer end of the threaded rod 11 is connected to the connecting tube 16 in an engaging manner. When using the automatic cover changing machine, first push the mounting frame 1 to the top of the manhole cover, align the cutting disc 13 with the outer edge of the manhole cover, and then start the first motor 6, so that the small turntable 7 connected to the lower end of the first motor 6 drives the large turntable 9 to rotate through the belt 8, and then when the large turntable 9 is rotated through the cutting disc 13 connected to the electric telescopic rod 15, the blades 14 at the left and right ends thereof are cut along the outer eaves cement of the manhole cover, and at the same time, the second motor 12 can be turned on, so that the left end of the second motor 12 engages the threaded rod 11 to rotate, and during the rotation of the threaded rod 11, the thread pushes the connecting tube 16 to move downward, so that the cutting position is gradually moved downward, so that the cutting surface is uniform and flush, the repair area is beautiful, and it is convenient for the subsequent installation of a new manhole cover.

[0028] like Figure 1 As shown, the water tank 3 is symmetrically arranged about the central axis of the mounting frame 1, and the spray gun 4 is arranged at a 45° inclination angle at the lower end of the water tank 3. During the cutting process, the spray gun 4 can be started to draw clean water from the water tank 3 to spray the blade 14, so as to reduce the generation of cutting dust, keep the blade clean, and ensure the safety of the staff.

[0029] like Figure 3 As shown, a plurality of circular grooves are provided at equal angles at the lower end of the cutting disc 13, and the upper end of the blade 14 is connected to the groove by snapping. The blade 14 can be installed at different positions according to the size of the manhole cover, so as to facilitate cutting of manhole covers of different diameters, thereby increasing the wide range of applicability of the device.

[0030] The standard parts used in the utility model 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. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A mobile automatic manhole cover changing machine, comprising a mounting frame (1) and a pulley (2), wherein the pulley (2) is mounted at the lower end of the mounting frame (1); It is characterized in that Also includes: A water tank (3) is mounted inside the mounting frame (1); a spray gun (4) is mounted at the lower end of the water tank (3); a small turntable (7) is mounted at the upper end of the spray gun (4); a first motor (6) is connected to the upper end of the small turntable (7); a protective shell (5) is provided on the outer side of the first motor (6); a belt (8) is connected to the right end of the small turntable (7); a large turntable (9) is mounted at the right end of the belt (8); and an electric telescopic rod (15) is connected to the lower end of the large turntable (9); A cutting disc (13) is mounted on the lower end of an electric telescopic rod (15); a blade (14) is connected to the lower end of the cutting disc (13); a connecting tube (16) is connected to the upper end of the cutting disc (13); a threaded rod (11) is mounted inside the connecting tube (16); a second motor (12) is connected to the upper end of the threaded rod (11); and a support block (10) is provided at the lower end of the second motor (12).

2. The mobile automatic manhole cover changing machine according to claim 1 is characterized in that: The water tank (3) is disposed symmetrically about the central axis of the mounting frame (1), and the spray gun (4) is disposed at a 45° inclination angle at the lower end of the water tank (3).

3. The mobile automatic manhole cover changing machine according to claim 1 is characterized in that: The linkage structure formed by the small turntable (7), the belt (8) and the large turntable (9) drives the large turntable (9) to rotate.

4. The mobile automatic manhole cover changing machine according to claim 1 is characterized in that: The left end of the second motor (12) is connected to the threaded rod (11) in a meshing manner, and the outer end of the threaded rod (11) is connected to the connecting tube (16) in a meshing manner.

5. The mobile automatic manhole cover changing machine according to claim 1 is characterized in that: The lower end of the cutting disc (13) is provided with a plurality of circular grooves at equal angles, and the upper end of the blade (14) is connected to the groove in a snap-fit ​​manner.

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