Tooth rake device of crawler loader

Abstract

The utility model discloses a tooth rake device of a slag raking machine, which belongs to the technical field of slag raking machines, and comprises a fixed box, the bottom surface of the fixed box is provided with a sliding chute, the top of the fixed box is fixedly provided with two electric hydraulic rods, the output ends of the two electric hydraulic rods extend to the inner cavity of the fixed box and are fixedly connected with a lifting plate, and the lifting plate is fixedly connected with the sliding chute. And two grooves are formed in the bottom surface of the lifting plate. According to the utility model, the electric hydraulic rod, the lifting plate, the signal line and the controller are matched for use, a control signal of the crawler loader is transmitted to the controller by using the signal line, the electric hydraulic rod is controlled by using the controller, and the lifting plate, the fixed tooth rake, the first movable tooth rake and the second movable tooth rake are driven by using the electric hydraulic rod to move up and down; therefore, the lengths of the bottom ends of the fixed tooth rake, the first movable tooth rake and the second movable tooth rake extending out of the bottom of the fixed box are automatically adjusted, and the practicability of the tooth rake device of the crawler loader is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of slag scrapers, and more specifically to a tooth rake device of a slag scraper. Background Art

[0002] Mucking machine, also known as excavator loader, is composed of a manipulator connected with a conveyor. It combines the functions of mucking and conveying and loading into one. It adopts an electric full hydraulic control system and production equipment, and is safe, environmentally friendly, low energy consumption and high efficiency.

[0003] After searching, the utility model patent with announcement number CN213625804U discloses a tooth rake device for a slag scraper, including a fixed seat, a strip hole is opened on the top of the fixed seat, a fixed rod is placed inside the fixed seat below the strip hole, a plurality of tooth rakes are fixedly connected to the bottom of the fixed rod, the tooth rakes penetrate the fixed seat and extend out, racks are fixed on one side of the tooth rakes at both ends of the fixed rod, a rotating rod is placed inside the fixed seat, both ends of the rotating rod are rotatably connected to the inner wall of the fixed seat, gears are fixed on both ends of the rotating rod, the gears are meshed with the corresponding racks, a fixed column is fixed in the middle of the rotating rod, a movable groove corresponding to the fixed column is opened on the outer wall of the fixed seat, the fixed column penetrates the movable groove and extends out, a fixed block is fixed inside the fixed seat on one side of the movable groove, screws are threadedly installed on the fixed blocks at both ends of the movable groove, and the other end of the screw is threadedly installed on the fixed seat and extends out. When the tooth rake grabs heavy objects, the device shrinks the tooth rake to prevent the tooth rake from breaking. However, the above patents still have the following shortcomings: the convenience of manually adjusting the extension length of the tooth rake is not good, and a large force is required to drive multiple tooth rakes to extend and retract, which is not practical; in addition, the distance between two adjacent tooth rakes is fixed, which is not convenient to adjust the distance between the tooth rakes according to the size of the scraping material, affecting the quality of the scraping. For this reason, we propose a tooth rake device for a scraper. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model aims to provide a tooth rake device for a slag scraper.

[0005] In order to solve the above problems, the utility model adopts the following technical solutions:

[0006] A tooth rake device for a slag scraper comprises a fixed box, a slide groove is provided on the bottom surface of the fixed box, two electric hydraulic rods are fixedly installed on the top of the fixed box, the output ends of the two electric hydraulic rods extend to the inner cavity of the fixed box and are fixedly connected to a lifting plate, two grooves are provided on the bottom surface of the lifting plate, a tooth rake mechanism is provided at the bottom of the lifting plate, the bottom end of the tooth rake mechanism passes through the slide groove and extends to the bottom of the fixed box, the side surface of the lifting plate is in contact with the inner wall of the fixed box, and a controller is provided on the top surface of the fixed box, and a signal line is fixedly connected to the side of the controller.

[0007] As a preferred solution of the utility model, the tooth rake mechanism includes a fixed tooth rake fixedly connected to the bottom surface of the lifting plate and a first movable tooth rake and a second movable tooth rake respectively slidably connected to the inner cavities of the two grooves, the bottom ends of the fixed tooth rake, the first movable tooth rake and the second movable tooth rake all pass through the slide groove and extend to the bottom of the fixed box, the two sides of the fixed tooth rake are respectively fixedly installed with first electric push rods, the output ends of the two first electric push rods are respectively connected to one side of the two first movable tooth rakes, the other sides of the two first movable tooth rakes are respectively fixedly installed with second electric push rods, the output ends of the two second electric push rods are respectively connected to the side surfaces of the two second movable tooth rakes.

[0008] As a preferred solution of the utility model, two connecting seats are fixedly connected to the top surface of the fixed box, and mounting holes are provided on the two connecting seats.

[0009] As a preferred solution of the utility model, a plurality of reinforcing rods are fixedly sleeved in the inner cavity of the fixed box, and the reinforcing rods are movably sleeved with the lifting plate.

[0010] As a preferred solution of the utility model, a sliding rod is fixedly sleeved on the fixed-tooth rake, and two ends of the sliding rod are movably sleeved with the first movable-tooth rake and the second movable-tooth rake respectively.

[0011] As a preferred solution of the utility model, the front and back surfaces of the fixed-tooth rake, the first movable-tooth rake and the second movable-tooth rake are all in contact with the inner wall of the chute.

[0012] Compared with the prior art, the advantages of the present invention are:

[0013] (1) In the utility model, the electric hydraulic rod, the lifting plate, the signal line and the controller are used in coordination, the control signal of the scraper is transmitted to the controller by the signal line, the electric hydraulic rod is controlled by the controller, and the electric hydraulic rod is used to drive the lifting plate, the fixed tooth rake, the first moving tooth rake and the second moving tooth rake to move up and down, thereby realizing automatic adjustment of the length of the bottom ends of the fixed tooth rake, the first moving tooth rake and the second moving tooth rake extending out of the bottom of the fixed box, thereby improving the practicality of the tooth rake device of the scraper.

[0014] (2) In the utility model, by using a lifting plate, a groove, a fixed tooth rake, a first moving tooth rake, a second moving tooth rake, a first electric push rod and a second electric push rod in coordination, the first electric push rod and the second electric push rod are used to drive the first moving tooth rake and the second moving tooth rake to move away from or close to the fixed tooth rake, thereby adjusting the distance between the fixed tooth rake, the first moving tooth rake and the second moving tooth rake to achieve slag removal of materials of different sizes, thereby improving the working quality of the tooth rake device of the slag scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0017] Figure 3 It is a structural exploded diagram of the utility model in cross section;

[0018] Figure 4 It is a cross-sectional schematic diagram of the fixing box of the utility model.

[0019] Description of the numbers in the figure:

[0020] 1. Fixed box; 2. Slide; 3. Electric hydraulic rod; 4. Lifting plate; 5. Tooth rake mechanism; 6. Groove; 7. Controller; 8. Signal line; 9. Fixed tooth rake; 10. First moving tooth rake; 11. Second moving tooth rake; 12. First electric push rod; 13. Second electric push rod; 14. Slide rod; 15. Reinforcement rod; 16. Connecting seat; 17. Mounting hole. DETAILED DESCRIPTION

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings 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.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Example:

[0025] See also Figure 1-4 A tooth rake device of a slag scraper comprises a fixed box 1, a chute 2 is provided on the bottom surface of the fixed box 1, two electric hydraulic rods 3 are fixedly installed on the top of the fixed box 1, the output ends of the two electric hydraulic rods 3 extend to the inner cavity of the fixed box 1 and are fixedly connected with a lifting plate 4, two grooves 6 are provided on the bottom surface of the lifting plate 4, a tooth rake mechanism 5 is provided at the bottom of the lifting plate 4, the bottom end of the tooth rake mechanism 5 passes through the chute 2 and extends to the bottom of the fixed box 1, the side of the lifting plate 4 is in contact with the inner wall of the fixed box 1, a controller 7 is provided on the top surface of the fixed box 1, and a signal line 8 is fixedly connected to the side of the controller 7.

[0026] In this embodiment, the controller 7 is electrically connected to the electric hydraulic rod 3, the first electric push rod 12 and the second electric push rod 13 respectively, and the control signal of the scraper is transmitted to the controller 7 through the signal line 8, and the controller 7 is used to control the electric hydraulic rod 3, the first electric push rod 12 and the second electric push rod 13.

[0027] For details, please refer to Figure 2 and Figure 3 The tooth rake mechanism 5 includes a fixed tooth rake 9 fixedly connected to the bottom surface of the lifting plate 4 and a first movable tooth rake 10 and a second movable tooth rake 11 respectively slidably connected to the inner cavities of the two grooves 6. The bottom ends of the fixed tooth rake 9, the first movable tooth rake 10 and the second movable tooth rake 11 all pass through the slide groove 2 and extend to the bottom of the fixed box 1. First electric push rods 12 are fixedly installed on both sides of the fixed tooth rake 9, and the output ends of the two first electric push rods 12 are respectively connected to one side of the two first movable tooth rakes 10, and second electric push rods 13 are fixedly installed on the other side of the two first movable tooth rakes 10, and the output ends of the two second electric push rods 13 are respectively connected to the side surfaces of the two second movable tooth rakes 11.

[0028] In this embodiment, the bottom ends of the fixed-tooth rake 9, the first movable-tooth rake 10 and the second movable-tooth rake 11 have the same outer shape.

[0029] For details, please refer to Figure 1 Two connection seats 16 are fixedly connected to the top surface of the fixed box 1 , and mounting holes 17 are provided on the two connection seats 16 .

[0030] In this embodiment, the driving device of the scraper is connected through the connecting seat 16 and the mounting hole 17, thereby driving the tooth rake to operate.

[0031] For details, please refer to Figure 4 The inner cavity of the fixed box 1 is fixedly sleeved with a plurality of reinforcing rods 15, and the reinforcing rods 15 and the lifting plate 4 are movably sleeved.

[0032] In this embodiment, the stability of the lifting plate 4 in the inner cavity of the fixed box 1 is increased by the cooperation between the reinforcing rod 15 and the lifting plate 4 .

[0033] For details, please refer to Figure 3 A slide bar 14 is fixedly sleeved on the fixed tooth rake 9, and two ends of the slide bar 14 are movably sleeved with the first movable tooth rake 10 and the second movable tooth rake 11 respectively.

[0034] In this embodiment, the connection strength between the fixed-tooth rake 9 , the first movable-tooth rake 10 and the second movable-tooth rake 11 is enhanced by the sliding rod 14 .

[0035] For details, please refer to Figure 3 The front and back surfaces of the fixed-tooth rake 9 , the first movable-tooth rake 10 , and the second movable-tooth rake 11 are all in contact with the inner wall of the chute 2 .

[0036] In this embodiment, the stability of the fixed-tooth rake 9 , the first movable-tooth rake 10 , and the second movable-tooth rake 11 on the fixed box 1 is ensured.

[0037] Working principle: During use, when it is necessary to adjust the extension length of the bottom ends of the fixed tooth rake 9, the first moving tooth rake 10 and the second moving tooth rake 11 at the bottom of the fixed box 1, the signal line 8 is used to transmit the control signal on the scraper to the controller 7, and the controller 7 is used to control the electric hydraulic rod 3, and the electric hydraulic rod 3 is used to drive the lifting plate 4 to move up and down, and the lifting plate 4 is used to drive the fixed tooth rake 9, the first moving tooth rake 10 and the second moving tooth rake 11 to move up and down, thereby adjusting the length of the fixed tooth rake 9, the first moving tooth rake 10 and the second moving tooth rake 11 extending out of the bottom of the fixed box 1, and in addition, the first electric push rod 12 and the second electric push rod 13 are used to drive the two first moving tooth rakes 10 and the two second moving tooth rakes 11 on the side of the fixed tooth rake 9 to move closer to or away from each other, thereby adjusting the distance between the fixed tooth rake 9, the first moving tooth rake 10 and the second moving tooth rake 11, thereby realizing the scraping of materials of different sizes.

[0038] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the utility model according to the technical solution and improved ideas of the utility model, which should be included in the protection scope of the utility model.

Claims

1. A tooth rake device for a slag scraper, comprising a fixed box (1), characterized in that: The bottom surface of the fixed box (1) is provided with a slide groove (2), and two electric hydraulic rods (3) are fixedly installed on the top of the fixed box (1). The output ends of the two electric hydraulic rods (3) extend to the inner cavity of the fixed box (1) and are fixedly connected to a lifting plate (4). The bottom surface of the lifting plate (4) is provided with two grooves (6). The bottom of the lifting plate (4) is provided with a tooth rake mechanism (5), and the bottom end of the tooth rake mechanism (5) passes through the slide groove (2) and extends to the bottom of the fixed box (1). The side of the lifting plate (4) is in contact with the inner wall of the fixed box (1). The top surface of the fixed box (1) is provided with a controller (7), and the side of the controller (7) is fixedly connected with a signal line (8).

2. The tooth rake device of a slag scraper according to claim 1, characterized in that: The tooth rake mechanism (5) comprises a fixed tooth rake (9) fixedly connected to the bottom surface of the lifting plate (4) and a first movable tooth rake (10) and a second movable tooth rake (11) respectively slidably connected to the inner cavities of the two grooves (6); the bottom ends of the fixed tooth rake (9), the first movable tooth rake (10) and the second movable tooth rake (11) all pass through the slide groove (2) and extend to the bottom of the fixed box (1); first electric push rods (12) are respectively fixedly installed on both sides of the fixed tooth rake (9); the output ends of the two first electric push rods (12) are respectively connected to one side of the two first movable tooth rakes (10); the other sides of the two first movable tooth rakes (10) are respectively fixedly installed with second electric push rods (13); the output ends of the two second electric push rods (13) are respectively connected to the side surfaces of the two second movable tooth rakes (11).

3. The tooth rake device of a slag scraper according to claim 1, characterized in that: Two connection seats (16) are fixedly connected to the top surface of the fixed box (1), and mounting holes (17) are provided on the two connection seats (16).

4. The tooth rake device of a slag scraper according to claim 1, characterized in that: The inner cavity of the fixed box (1) is fixedly sleeved with a plurality of reinforcing rods (15), and the reinforcing rods (15) and the lifting plate (4) are movably sleeved.

5. The tooth rake device of a slag scraper according to claim 2, characterized in that: A slide bar (14) is fixedly sleeved on the fixed-tooth rake (9), and two ends of the slide bar (14) are movably sleeved on the first movable-tooth rake (10) and the second movable-tooth rake (11), respectively.

6. The tooth rake device of a slag scraper according to claim 2, characterized in that: The front and back surfaces of the fixed-tooth rake (9), the first movable-tooth rake (10) and the second movable-tooth rake (11) are all in contact with the inner wall of the chute (2).

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