Excavator accessory with concrete mixing function

Abstract

The utility model belongs to the technical field of excavator accessories, particularly relates to an excavator accessory with a concrete mixing function, and aims to solve the problems that the existing excavator accessories are wide in variety, a mixer is generally needed for pouring in highway engineering, the cost of using the mixer is high when the engineering amount is small, manual self-mixing is low, the efficiency is low, and the like. According to the technical scheme, the excavator forearm comprises an excavator forearm body and a rack, an oil cylinder is rotationally connected to the outer wall of the excavator forearm body, two arc-shaped connecting rods are rotationally connected to the output end of the oil cylinder, and the outer walls of the two arc-shaped connecting rods are rotationally connected with the outer wall of the excavator forearm body; by arranging the air cylinder, the material hole, the U-shaped frame, the baffle, the rectangular rubber plate and the T-shaped block, concrete is prevented from flowing out of the stirring tank during stirring, and the speed reduction motor operates to enable the stirring rod and the stirring blades to rotate so as to stir materials.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator attachments, in particular to an excavator attachment with a concrete mixing function. Background Art

[0002] Attachments, as the name suggests, are tools made of metal. Excavator attachments are various tools used at the front end of the excavator arm. In our traditional memory, excavators are used for digging. In order to maximize the benefits of the excavator, various attachments are connected to the front end of the excavator arm to be used as tools for other work.

[0003] In the prior art, there are a wide variety of excavator attachments. However, in highway engineering, concrete pouring is generally required through a mixer. When the project volume is small, the cost of using a mixer is high, and manual mixing is inefficient. In addition, it requires transportation for pouring, which is time-consuming. Therefore, we propose an excavator attachment with a concrete mixing function to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that there are a wide variety of excavator accessories, but in highway engineering, it is generally necessary to use a mixer for pouring. When the amount of engineering is small, the cost of using a mixer is high, and manual mixing is inefficient. In addition, it requires transportation for pouring, which has a high time cost. An excavator accessory with a concrete mixing function is proposed.

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

[0006] An excavator attachment with a concrete mixing function comprises an excavator arm and a frame, the outer wall of the excavator arm is rotatably connected to an oil cylinder, the output end of the oil cylinder is rotatably connected to two arc-shaped connecting rods, the outer walls of the two arc-shaped connecting rods are both rotatably connected to the outer wall of the excavator arm, the outer wall of the frame is fixedly connected to a first connecting block and a second connecting block, the outer wall of the first connecting block is rotatably connected to the outer wall of the excavator arm, the outer wall of the second connecting block is rotatably connected to the outer wall of the arc-shaped connecting rod, the interior of the frame is fixedly connected to a mixing tank, the top of the mixing tank is fixedly connected to a reduction motor, the bottom of the reduction motor output shaft is fixedly connected to a vertical shaft, the bottom of the vertical shaft is rotatably connected to the inner wall of the mixing tank, The outer wall of the vertical axis is evenly fixedly connected with multiple stirring rods, one end of the stirring rod is fixedly connected with a stirring plate, the top of the stirring tank is fixedly connected with a servo motor, the bottom of the servo motor output shaft is fixedly connected with a spur gear, the outer wall of the spur gear is meshingly connected with an annular rack, the outer wall of the annular rack is fixedly sleeved with a circular ring, the outer wall of the circular ring is slidably connected to the inner wall of the stirring tank, the outer wall of the circular ring is fixedly connected with two scraping rods, the outer walls of the two scraping rods are slidably connected to the inner wall of the stirring tank, the outer wall of the stirring tank is provided with a feeding mechanism, the outer wall of the frame is fixedly connected with a water tank, the outer wall of the water tank is fixedly connected with an equipment frame, the inner wall of the equipment frame is fixedly connected with a water pump, and the outer wall of the frame is provided with a feeding mechanism.

[0007] Preferably, the feeding mechanism includes a U-shaped frame, the outer wall of the stirring tank is fixedly connected to the outer wall of the U-shaped frame, the inner wall of the U-shaped frame is slidably connected with a baffle, the outer wall of the U-shaped frame is fixedly connected to a cylinder, the outer wall of the cylinder output end is fixedly connected to a rectangular block, the outer wall of the rectangular block is fixedly connected to the outer wall of the baffle, the outer wall of the U-shaped frame is provided with a strip groove, the inner wall of the strip groove is slidably connected to the outer wall of the rectangular block, and the baffle is moved by arranging the cylinder to facilitate loading and unloading.

[0008] Preferably, the feeding mechanism includes a fixed box, the outer wall of the frame is fixedly connected to the outer wall of the fixed box, the interior of the fixed box is fixedly connected to the feeding box, the interior of the fixed box is fixedly connected to an electric push rod, the outer wall of the output end of the electric push rod is fixedly connected to a piston, the outer wall of the feeding box is fixedly connected to a fixed pipe, the outer wall of the fixed pipe is fixedly connected to a connecting pipe, one end of the connecting pipe is fixedly connected to the outer wall of the mixing tank, the other end of the connecting pipe is fixedly connected to the outer wall of the fixed box, the inner wall of the connecting pipe is threadedly connected to a sealing rod, and the sealing rod is provided to prevent concrete from clogging the connecting pipe.

[0009] Preferably, the outer wall of the stirring tank is fixedly connected to two fixing frames, and the outer walls of the two fixing frames are fixedly connected to the inner wall of the frame.

[0010] Preferably, the outer wall of the mixing tank is provided with two circular holes, the inner walls of the two circular holes are rotatably connected to the outer walls of the output shaft of the reduction motor and the servo motor respectively, and the reduction motor is provided to rotate the stirring blades and the stirring rod to mix the concrete.

[0011] Preferably, a limiting plate is fixedly sleeved on the outer wall of the vertical shaft, and the outer wall of the limiting plate is slidably connected to the outer wall of the circular ring, so that the circular ring is limited by providing the limiting plate.

[0012] Preferably, two material holes are provided at the bottom of the stirring tank, and two rectangular rubber plates are fixedly connected to the outer wall of the baffle.

[0013] Preferably, the outer wall of the baffle is fixedly connected with a T-block, the outer wall of the mixing tank is provided with a T-slot, the inner wall of the T-slot is slidably connected with the outer wall of the T-block, and the baffle is assisted to move by setting the T-block and the T-slot.

[0014] Preferably, the bottom of the water pump is fixedly connected to the outer wall of the water tank, the water pump input end is fixedly communicated with the outer wall of the water tank, the outer wall of the water pump output end is fixedly communicated with two water pipes, and one end of the two water pipes is fixedly communicated with the outer wall of the mixing tank.

[0015] Preferably, the outer wall of the piston is slidably connected to the inner wall of the feeding box, a sliding hole is opened on the outer wall of the feeding box, the inner wall of the sliding hole is slidably connected to the outer wall of the output end of the electric push rod, and the electric push rod is arranged to enable the piston to inject the retarder into the mixing tank, and a feeding pipe is fixedly connected to the inner wall of the feeding box, and a sealing plug is installed on the outer wall of the feeding pipe.

[0016] Compared with the prior art, the advantages of the utility model are:

[0017] This solution prevents concrete from flowing out of the mixing tank during mixing by setting up a cylinder, a material hole, a U-shaped frame, a baffle, a rectangular rubber plate and a T-shaped block. The reduction motor rotates to rotate the stirring rod and the stirring blade to stir the material. The electric push rod, the feeding box, the piston, the fixed pipe and the connecting pipe inject the retarder into the mixing tank to prevent the concrete from solidifying quickly. The water in the water tank is delivered to the mixing tank by the operation of the water pump. The servo motor rotates the two scrapers to clean the residual concrete on the inner wall of the mixing tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of an excavator attachment with a concrete mixing function proposed by the utility model;

[0019] Figure 2 This is a schematic cross-sectional structure diagram of an excavator attachment with a concrete mixing function proposed by the utility model;

[0020] Figure 3 The utility model provides an excavator attachment with a concrete mixing function. Figure 2 A schematic diagram of the enlarged structure of part A;

[0021] Figure 4 The utility model provides an excavator attachment with a concrete mixing function. Figure 2 A schematic diagram of the enlarged structure of part B in FIG.

[0022] Figure 5 The utility model provides an excavator attachment with a concrete mixing function. Figure 2 Schematic diagram of the enlarged structure of part C in the figure.

[0023] In the figure: 1. excavator arm; 2. frame; 3. cylinder; 4. arc-shaped connecting rod; 5. first connecting block; 6. second connecting block; 7. mixing tank; 8. fixed frame; 9. reduction motor; 10. limit plate; 11. vertical axis; 12. stirring rod; 13. stirring blade; 14. servo motor; 15. circular ring; 16. ring rack; 17. spur gear; 18. scraper rod; 19. cylinder; 20. material hole; 21. U-shaped frame; 22. baffle; 23. rectangular rubber sheet; 24. T-block; 25. water tank; 26. water pump; 27. water pipe; 28. fixed box; 29. ​​electric push rod; 30. feeding box; 31. piston; 32. fixed pipe; 33. connecting pipe. DETAILED DESCRIPTION

[0024] Depend on Figure 1-Figure 3As shown, an excavator attachment with a concrete mixing function includes an excavator arm 1 and a frame 2. The outer wall of the excavator arm 1 is rotatably connected to an oil cylinder 3. The output end of the oil cylinder 3 is rotatably connected to two arc-shaped connecting rods 4. The outer walls of the two arc-shaped connecting rods 4 are both rotatably connected to the outer wall of the excavator arm 1. The outer wall of the frame 2 is fixedly connected to a first connecting block 5 and a second connecting block 6. The outer wall of the first connecting block 5 is rotatably connected to the outer wall of the excavator arm 1. The outer wall of the second connecting block 6 is rotatably connected to the outer wall of the arc-shaped connecting rod 4. The interior of the frame 2 is fixedly connected to a mixing tank 7. The outer wall of the mixing tank 7 Two fixing frames 8 are fixedly connected to the wall, and the outer walls of the two fixing frames 8 are fixedly connected to the inner wall of the frame 2. The top of the stirring tank 7 is fixedly connected to a reduction motor 9, and the bottom of the output shaft of the reduction motor 9 is fixedly connected to a vertical shaft 11. The bottom of the vertical shaft 11 is rotatably connected to the inner wall of the stirring tank 7. Two circular holes are opened on the outer wall of the stirring tank 7. The inner walls of the two circular holes are rotatably connected to the outer walls of the output shafts of the reduction motor 9 and the servo motor 14 respectively. A plurality of stirring rods 12 are evenly fixedly connected to the outer wall of the vertical shaft 11. A stirring sheet 13 is fixedly connected to one end of the stirring rod 12. The rotation of the vertical shaft 11 causes the stirring rod 1 2 and the stirring blade 13 rotate to stir the material, the outer wall of the vertical shaft 11 is fixedly sleeved with a limit plate 10, the outer wall of the limit plate 10 is slidably connected to the outer wall of the ring 15, the top of the stirring tank 7 is fixedly connected to a servo motor 14, the bottom of the output shaft of the servo motor 14 is fixedly connected to a spur gear 17, the outer wall of the spur gear 17 is meshedly connected to an annular rack 16, the outer wall of the annular rack 16 is fixedly sleeved with a ring 15, the outer wall of the ring 15 is slidably connected to the inner wall of the stirring tank 7, the outer wall of the ring 15 is fixedly connected to two scraping rods 18, the two scraping rods 18 rotate to The residual concrete on the wall is cleaned, the outer walls of the two scrapers 18 are slidably connected to the inner wall of the mixing tank 7, the outer wall of the mixing tank 7 is provided with a feeding mechanism, the outer wall of the frame 2 is fixedly connected to a water tank 25, the outer wall of the water tank 25 is fixedly connected to an equipment frame, the inner wall of the equipment frame is fixedly connected to a water pump 26, the bottom of the water pump 26 is fixedly connected to the outer wall of the water tank 25, the input end of the water pump 26 is fixedly connected to the outer wall of the water tank 25, the outer wall of the output end of the water pump 26 is fixedly connected to two water pipes 27, one end of the two water pipes 27 is fixedly connected to the outer wall of the mixing tank 7, and the outer wall of the frame 2 is provided with a feeding mechanism.

[0025] Depend on Figure 2 and Figure 4As shown, the feeding mechanism includes a U-shaped frame 21, the outer wall of the stirring tank 7 is fixedly connected to the outer wall of the U-shaped frame 21, the inner wall of the U-shaped frame 21 is slidably connected with a baffle 22, the bottom of the stirring tank 7 is provided with two material holes 20, the outer wall of the baffle 22 is fixedly connected with two rectangular rubber plates 23, the outer wall of the U-shaped frame 21 is fixedly connected with a cylinder 19, the outer wall of the output end of the cylinder 19 is fixedly connected with a rectangular block, the outer wall of the rectangular block is fixedly connected with the outer wall of the baffle 22, the outer wall of the U-shaped frame 21 is provided with a strip groove, the inner wall of the strip groove is slidably connected with the outer wall of the rectangular block, the outer wall of the baffle 22 is fixedly connected with a T-block 24, the outer wall of the stirring tank 7 is provided with a T-slot, and the inner wall of the T-slot is slidably connected with the outer wall of the T-block 24.

[0026] Depend on Figure 1 , Figure 2 and Figure 5 As shown, the feeding mechanism includes a fixed box 28, the outer wall of the frame 2 is fixedly connected to the outer wall of the fixed box 28, the fixed box 28 is fixedly connected with a feeding box 30 inside, the fixed box 28 is fixedly connected with an electric push rod 29 inside, the outer wall of the output end of the electric push rod 29 is fixedly connected with a piston 31, the electric push rod 29 operates to operate the piston 31, and the operation of the piston 31 injects the retarder in the feeding box 30 into the mixing tank 7 to prevent the concrete from solidifying quickly, the outer wall of the piston 31 is slidably connected to the inner wall of the feeding box 30, the outer wall of the feeding box 30 is provided with a sliding hole, the inner wall of the sliding hole is slidably connected to the outer wall of the output end of the electric push rod 29, the outer wall of the feeding box 30 is fixedly connected with a fixed pipe 32, the outer wall of the fixed pipe 32 is fixedly connected with a connecting pipe 33, one end of the connecting pipe 33 is fixedly connected with the outer wall of the mixing tank 7, the other end of the connecting pipe 33 is fixedly connected with the outer wall of the fixed box 28, and the inner wall of the connecting pipe 33 is threadedly connected with a sealing rod.

[0027] Working principle: When in use, the frame 2 is fixedly installed on the excavator arm 1 through the first connecting block 5 and the second connecting block 6, and the excavator is operated to straighten the arm, so that the U-shaped frame 21 is in a vertical state, the cylinder 19 operates the baffle 22 to move, and the baffle 22 drives the rectangular rubber plate 23 to move, so that the two material holes 20 leak out, and cement, sand and water are added to the mixing tank 7. The cylinder 19 operates to make the rectangular rubber plate 23 block the two material holes 20, and the reduction motor 9 operates to rotate the vertical shaft 11. The rotation of the vertical shaft 11 rotates the stirring rod 12 and the stirring blade 13 to stir the material. In order to prevent the high temperature weather from causing the concrete to solidify quickly, the sealing rod is rotated to move the sealing rod outward by a certain distance, so that the fixed pipe 32 and the connecting pipe 33 are interconnected, and the electric push rod 29 operates to operate the piston 31, and the piston 31 operates The retarder in the feeding box 30 is injected into the mixing tank 7 to prevent the concrete from solidifying quickly. The frame 2 is moved by the excavator arm 1, so that the mixing tank 7 is moved to the place where it needs to be poured, so that the U-shaped frame 21 is in a horizontal position, and the cylinder 19 is operated with the baffle 22 to drive the rectangular rubber plate 23 to move. At the same time, the reduction motor 9 is reversed to facilitate the concrete to flow out of the mixing tank 7. The concrete is discharged from the two material holes 20 and the U-shaped frame 21. After pouring, the water pump 26 is operated to transport the clean water in the water tank 25 to the mixing tank 7 through the water pipe 27, and the servo motor 14 rotates to rotate the spur gear 17, thereby rotating the annular rack 16. The rotation of the annular rack 16 rotates the two scraper rods 18 to clean the residual concrete on the inner wall of the mixing tank 7. After long-term use, the stirring blade 13 and the scraper rod 18 are replaced according to the wear condition.

[0028] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. An excavator attachment with a concrete mixing function, comprising an excavator arm (1) and a frame (2), characterized in that: The outer wall of the excavator arm (1) is rotatably connected to an oil cylinder (3), and the output end of the oil cylinder (3) is rotatably connected to two arc-shaped connecting rods (4), and the outer walls of the two arc-shaped connecting rods (4) are both rotatably connected to the outer wall of the excavator arm (1). The outer wall of the frame (2) is fixedly connected to a first connecting block (5) and a second connecting block (6), and the outer wall of the first connecting block (5) is rotatably connected to the outer wall of the excavator arm (1), and the outer wall of the second connecting block (6) is rotatably connected to the outer wall of the arc-shaped connecting rod (4). The inside of the frame (2) is fixedly connected to a stirring tank (7), and the top of the stirring tank (7) is fixedly connected to a reduction motor (9), and the bottom of the output shaft of the reduction motor (9) is fixedly connected to a vertical shaft (11), and the bottom of the vertical shaft (11) is rotatably connected to the inner wall of the stirring tank (7), and the outer wall of the vertical shaft (11) is evenly fixedly connected to a plurality of stirring rods (12). One end of the stirring rod (12) is fixedly connected to a stirring blade (13); the top of the stirring tank (7) is fixedly connected to a servo motor (14); the bottom of the output shaft of the servo motor (14) is fixedly connected to a spur gear (17); the outer wall of the spur gear (17) is meshingly connected to an annular rack (16); the outer wall of the annular rack (16) is fixedly sleeved with a circular ring (15); the outer wall of the circular ring (15) is slidably connected to the inner wall of the stirring tank (7); the outer wall of the circular ring (15) is fixedly connected to two scraping rods (18); the outer walls of the two scraping rods (18) are slidably connected to the inner wall of the stirring tank (7); the outer wall of the stirring tank (7) is provided with a feeding mechanism; the outer wall of the frame (2) is fixedly connected to a water tank (25); the outer wall of the water tank (25) is fixedly connected to an equipment frame; the inner wall of the equipment frame is fixedly connected to a water pump (26); and the outer wall of the frame (2) is provided with a feeding mechanism.

2. The excavator attachment with concrete mixing function according to claim 1, characterized in that: The feeding mechanism comprises a U-shaped frame (21), the outer wall of the stirring tank (7) is fixedly connected to the outer wall of the U-shaped frame (21), the inner wall of the U-shaped frame (21) is slidably connected to a baffle (22), the outer wall of the U-shaped frame (21) is fixedly connected to a cylinder (19), the outer wall of the output end of the cylinder (19) is fixedly connected to a rectangular block, the outer wall of the rectangular block is fixedly connected to the outer wall of the baffle (22), the outer wall of the U-shaped frame (21) is provided with a strip groove, and the inner wall of the strip groove is slidably connected to the outer wall of the rectangular block.

3. The excavator attachment with concrete mixing function according to claim 1, characterized in that: The feeding mechanism comprises a fixed box (28), the outer wall of the frame (2) is fixedly connected to the outer wall of the fixed box (28), the interior of the fixed box (28) is fixedly connected to a feeding box (30), the interior of the fixed box (28) is fixedly connected to an electric push rod (29), the outer wall of the output end of the electric push rod (29) is fixedly connected to a piston (31), the outer wall of the feeding box (30) is fixedly connected to a fixed pipe (32), the outer wall of the fixed pipe (32) is fixedly connected to a connecting pipe (33), one end of the connecting pipe (33) is fixedly connected to the outer wall of the stirring tank (7), the other end of the connecting pipe (33) is fixedly connected to the outer wall of the fixed box (28), and the inner wall of the connecting pipe (33) is threadedly connected to a sealing rod.

4. The excavator attachment with concrete mixing function according to claim 1, characterized in that: The outer wall of the stirring tank (7) is fixedly connected to two fixing frames (8), and the outer walls of the two fixing frames (8) are fixedly connected to the inner wall of the frame (2).

5. The excavator attachment with concrete mixing function according to claim 1, characterized in that: The outer wall of the stirring tank (7) is provided with two circular holes, and the inner walls of the two circular holes are rotatably connected to the outer walls of the output shafts of the reduction motor (9) and the servo motor (14) respectively.

6. The excavator attachment with concrete mixing function according to claim 1, characterized in that: A limiting plate (10) is fixedly sleeved on the outer wall of the vertical shaft (11), and the outer wall of the limiting plate (10) is slidably connected to the outer wall of the circular ring (15).

7. The excavator attachment with concrete mixing function according to claim 2, characterized in that: The bottom of the stirring tank (7) is provided with two material holes (20), and the outer wall of the baffle (22) is fixedly connected with two rectangular rubber plates (23).

8. The excavator attachment with concrete mixing function according to claim 2, characterized in that: The outer wall of the baffle (22) is fixedly connected with a T-shaped block (24), the outer wall of the stirring tank (7) is provided with a T-shaped groove, and the inner wall of the T-shaped groove is slidably connected with the outer wall of the T-shaped block (24).

9. The excavator attachment with concrete mixing function according to claim 1, characterized in that: The bottom of the water pump (26) is fixedly connected to the outer wall of the water tank (25), the input end of the water pump (26) is fixedly communicated with the outer wall of the water tank (25), and the outer wall of the output end of the water pump (26) is fixedly communicated with two water pipes (27), and one end of the two water pipes (27) is fixedly communicated with the outer wall of the stirring tank (7).

10. The excavator attachment with concrete mixing function according to claim 3, characterized in that: The outer wall of the piston (31) is slidably connected to the inner wall of the feeding box (30), and a sliding hole is provided on the outer wall of the feeding box (30), and the inner wall of the sliding hole is slidably connected to the outer wall of the output end of the electric push rod (29).

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