Earth ramming device

Abstract

The utility model relates to an earth ramming device which comprises a vehicle body, an earth ramming mechanism and a cleaning mechanism are arranged on the vehicle body, the earth ramming mechanism and the cleaning mechanism are adjustably arranged on the vehicle body so that the earth ramming mechanism and the cleaning mechanism can be switched between a working state and a non-working state, the earth ramming mechanism comprises a tamping block, and the tamping block can move up and down in a reciprocating mode. According to the utility model, not only can the power of the motor be utilized to drive the tamping block to move up and down in a reciprocating manner so as to compact the soil layer, but also the tamping block can be driven to move up and down in a reciprocating manner in the process that the tamping block ascends and leaves the soil layer so as to compact the soil layer. The transmission structure drives the elastic scraping plate to clean and scrape the bottom face of the tamping block through power of the motor, it is avoided that attached impurities such as soil and broken stone affect the tamping flatness, the operation burden of the device is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a rammed earth device. Background Art

[0002] The purpose of foundation leveling is to improve the building's bearing capacity, structural stability and comfort, ensure the construction quality, and thus ensure the building's safety, reliability and service life. It is an indispensable task in construction.

[0003] Ramming as a verb means to tamp, that is, to compact the soil. The general method of tamping earth is to use dry-ramming to compact the soil layers in layers, which is a high-intensity physical labor that requires a large number of workers. In order to improve the efficiency of tamping earth, people have invented tamping earth devices. Ramming earth devices are needed for concrete tamping in municipal construction.

[0004] During the tamping process, the tamping device generally needs to drive the tamping blocks to repeatedly hammer the ground. When the tamping blocks hit the ground, impurities such as soil and gravel may adhere to the bottom of the tamping blocks. If the bottom of the tamping blocks is not treated for a long time, it will not only affect the flatness of the land, but also increase the operating burden of the device and reduce work efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a soil tamping device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A tamping device comprises a vehicle body, on which a tamping mechanism and a cleaning mechanism are arranged, and the tamping mechanism and the cleaning mechanism are adjustably arranged on the vehicle body so that the tamping mechanism and the cleaning mechanism can be switched between a working state and a non-working state;

[0008] The tamping mechanism includes a tamping block, which can reciprocate up and down to compact the soil layer on the ground;

[0009] A transmission structure is also provided between the tamping mechanism and the cleaning mechanism. During the reciprocating up and down movement of the tamping block, the cleaning mechanism is driven by the transmission structure to clean the side of the tamping block facing the ground.

[0010] As a further solution of the utility model:

[0011] A slide groove is provided on the top surface of the vehicle body, a screw rod is horizontally rotatably arranged inside the slide groove, an L-shaped bracket is threadedly connected to the circumferential surface of the screw rod, one end of the screw rod passes through the slide groove and extends to the outside of the vehicle body, one end of the screw rod is fixedly connected to a hand wheel, a cylinder is vertically installed on the top end of the L-shaped bracket, and a lifting plate is horizontally fixedly connected to the output end of the cylinder.

[0012] As a further solution of the utility model:

[0013] The tamping mechanism also includes a fixed frame fixedly installed on the bottom surface of the lifting plate, the interior of the fixed frame is horizontally rotatably connected with a rotating rod, the outer wall of the rotating rod is fixedly connected with a cam, the end of the cam is rotatably mounted with a roller, the side wall of the lifting plate is vertically fixedly connected with a fixed plate, the side wall of the fixed plate is horizontally mounted with a motor, the output end of the motor is fixedly connected to one end of the rotating rod, the bottom surface of the lifting plate is vertically fixedly connected with a sleeve, the interior of the sleeve is slidably mounted with a telescopic rod, the outer wall of the telescopic rod is provided with a spring, and the top surface of the tamping block is fixedly connected to the bottom end of the telescopic rod.

[0014] As a further solution of the utility model:

[0015] The cleaning mechanism includes a connecting frame fixedly installed on the side wall of the lifting plate, the bottom end of the connecting frame is horizontally fixedly connected to a frame plate, and the frame plate is located directly below the tamping block, the front and rear side walls of the frame plate are horizontally penetrated with slots, the insides of the two slots are horizontally rotatably connected with guide rods, the insides of the two guide rods are slidably sleeved with sliders, and an elastic scraper is horizontally fixedly connected between the two sliders.

[0016] As a further solution of the utility model:

[0017] The cleaning mechanism also includes a spiral groove arranged on the outer wall of the guide rod at the rear side, and a concave hole is opened inside the slider at the rear side. A ball is embedded in the concave hole, and the ball is also embedded in the spiral groove.

[0018] As a further solution of the utility model:

[0019] The transmission structure includes a driven wheel fixedly mounted on the outer wall of the guide rod at the rear side, the other end of the rotating rod is fixedly connected to a circular cover plate, the inner center of the circular cover plate is fixedly connected to a disc, a rotating seat is fixedly mounted on the bottom surface of the lifting plate, a rotating shaft is arranged for horizontal rotation inside the rotating seat, one end of the rotating shaft is fixedly connected to a gear, the gear is located inside the circular cover plate, the inner circumferential surface of the circular cover plate is provided with a first tooth, and the outer wall of the disc is provided with a second tooth, wherein when the circular cover plate rotates, the first tooth and the second tooth are alternately engaged with the gear respectively, the other end of the rotating shaft is fixedly connected to a driving wheel, and belts are installed on the outer walls of the driving wheel and the driven wheel.

[0020] As a further solution of the utility model:

[0021] A counterweight is installed on the top of the vehicle body, a controller is installed on the side wall of the counterweight, and the cylinder and the motor are both electrically connected to the controller.

[0022] Compared with the prior art, the beneficial effects of the utility model are: not only can the power of the motor be used to drive the tamping block to move reciprocatingly up and down to compact the soil layer, but also in the process of the tamping block rising out of the soil layer, the transmission structure can use the power of the motor to drive the elastic scraper to scrape the bottom surface of the tamping block, thereby avoiding the influence of impurities such as adhered soil and gravel on the compaction flatness, reducing the burden on the operation of the device and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the structure of the rammed earth device.

[0024] Figure 2 This is a schematic diagram of the ramming device during operation.

[0025] Figure 3 It is a schematic diagram of the structure of the tamping mechanism and the cleaning mechanism in the tamping device.

[0026] Figure 4 This is a schematic structural diagram of the tamping mechanism and cleaning mechanism in the tamping device from another perspective.

[0027] Figure 5 It is a partial structural cross-sectional view of the cleaning mechanism in the ramming device.

[0028] Figure 6 for Figure 5 Enlarged view of point A in the middle.

[0029] Figure 7 It is a structural schematic diagram of the tamping mechanism and cleaning mechanism in the tamping device from another perspective.

[0030] Figure 8 for Figure 7Enlarged view of point B in the middle.

[0031] In the figure: 1. body; 2. slide; 3. screw; 4. L-shaped bracket; 5. hand wheel; 6. cylinder; 7. lifting plate; 8. fixed frame; 9. rotating rod; 10. cam; 11. roller; 12. fixed plate; 13. motor; 14. sleeve; 15. telescopic rod; 16. spring; 17. tamping block; 18. connecting frame; 19. frame plate; 20. slot; 21. guide rod; 22. slider; 23. elastic scraper; 24. spiral groove; 25. concave hole; 26. ball; 27. driven wheel; 28. round cover plate; 29. ​​disc; 30. swivel seat; 31. rotating shaft; 32. gear; 33. first tooth; 34. second tooth; 35. driving wheel; 36. belt; 37. counterweight; 38. controller. DETAILED DESCRIPTION

[0032] 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.

[0033] In addition, when an element in the present invention is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0034] See also Figures 1 to 8 In an embodiment of the utility model, a tamping device includes a vehicle body 1, on which a tamping mechanism and a cleaning mechanism are arranged, and the tamping mechanism and the cleaning mechanism are adjustably arranged on the vehicle body 1, so that the tamping mechanism and the cleaning mechanism can be switched between a working state and a non-working state;

[0035] The tamping mechanism includes a tamping block 17, which can reciprocate up and down to compact the soil layer on the ground;

[0036] A transmission structure is further provided between the tamping mechanism and the cleaning mechanism. During the reciprocating up and down movement of the tamping block 17, the cleaning mechanism is driven by the transmission structure to clean the side of the tamping block 17 facing the ground.

[0037] In this solution, not only can the power of the motor 13 be used to drive the tamping block 17 to move up and down reciprocatingly, thereby compacting the soil layer, but also in the process of the tamping block 17 rising out of the soil layer, the transmission structure can use the power of the motor 13 to drive the elastic scraper 23 to scrape the bottom surface of the tamping block 17, thereby preventing impurities such as adhered soil and gravel from affecting the compaction flatness, reducing the burden on the operation of the device, and improving work efficiency.

[0038] As a further solution of the utility model, a slide groove 2 is provided on the top surface of the vehicle body 1, a screw rod 3 is horizontally rotatably arranged inside the slide groove 2, an L-shaped bracket 4 is threadedly connected to the circumferential surface of the screw rod 3, one end of the screw rod 3 passes through the slide groove 2 and extends to the outside of the vehicle body 1, one end of the screw rod 3 is fixedly connected to a handwheel 5, a cylinder 6 is vertically installed on the top end of the L-shaped bracket 4, and a lifting plate 7 is horizontally fixedly connected to the output end of the cylinder 6.

[0039] In this embodiment, the vehicle body 1 drives the device to move to the ground that needs to be compacted, and then the hand wheel 5 is manually turned to make the screw rod 3 rotate accordingly. When the screw rod 3 rotates and under the action of the slide groove 2, the L-shaped bracket 4 moves horizontally, thereby driving the lifting plate 7 to move out of the vehicle body 1, and then the controller 38 is used to make the output end of the cylinder 6 drive the lifting plate 7 to move vertically downward, so that the frame plate 19 stops when it contacts the ground.

[0040] As a further solution of the present utility model, the tamping mechanism also includes a fixed frame 8 fixedly installed on the bottom surface of the lifting plate 7, the interior of the fixed frame 8 is horizontally rotatably connected with a rotating rod 9, the outer wall of the rotating rod 9 is fixedly connected with a cam 10, and the end of the cam 10 is rotatably installed with a roller 11, the side wall of the lifting plate 7 is vertically fixedly connected with a fixed plate 12, the side wall of the fixed plate 12 is horizontally installed with a motor 13, the output end of the motor 13 is fixedly connected to one end of the rotating rod 9, the bottom surface of the lifting plate 7 is vertically fixedly connected with a sleeve 14, the interior of the sleeve 14 is slidably installed with a telescopic rod 15, the outer wall of the telescopic rod 15 is provided with a spring 16, and the top surface of the tamping block 17 is fixedly connected to the bottom end of the telescopic rod 15.

[0041] In this embodiment, the motor 13 is started by the controller 38, so that the output end of the motor 13 drives the rotating rod 9 to rotate, and the rotating rod 9 drives the cam 10 to rotate. When the cam 10 drives the roller 11 to contact the tamping block 17, the tamping block 17 will be pushed vertically downward, so that the tamping block 17 compacts the ground. During this process, the tamping block 17 will drive the telescopic rod 15 to move vertically downward and compress the spring 16. When the cam 10 drives the roller 11 to separate from the tamping block 17, the tamping block 17 moves vertically upward and separates from the ground under the action of the elastic force of the spring 16.

[0042] As a further solution of the utility model, the cleaning mechanism includes a connecting frame 18 fixedly installed on the side wall of the lifting plate 7, and the bottom end of the connecting frame 18 is horizontally fixedly connected to a frame plate 19, and the frame plate 19 is located directly below the tamping block 17, and the front and rear side walls of the frame plate 19 are horizontally penetrated with slots 20, and the insides of the two slots 20 are horizontally rotatably connected with guide rods 21, and the insides of the two guide rods 21 are slidably sleeved with sliders 22, and an elastic scraper 23 is horizontally fixedly connected between the two sliders 22.

[0043] In this embodiment, during the movement of the slider 22, the elastic scraper 23 will be driven to slide under the tamping block 17 and scrape the bottom surface of the tamping block 17, thereby removing impurities such as soil and gravel that may adhere to the bottom surface of the tamping block 17. The connecting frame 18 is used to support the fixed frame plate 19, the frame plate 19 is used to support the cleaning mechanism, the groove 20 is used for the slider 22 to slide inside it, and the guide rod 21 is used to drive the slider 22 to move. In addition, when the driven wheel 27 is reversed, the elastic scraper 23 will reset and scrape the tamping block 17 again.

[0044] As a further solution of the utility model, the cleaning mechanism also includes a spiral groove 24 arranged on the outer wall of the guide rod 21 on the rear side, and a recessed hole 25 is opened inside the rear side slider 22, and a ball 26 is embedded in the inside of the recessed hole 25, and the ball 26 is also embedded in the inside of the spiral groove 24.

[0045] In this embodiment, when the driven wheel 27 rotates forward, it will also drive the guide rod 21 to rotate forward. During the forward rotation of the guide rod 21, the spiral groove 24 and the ball 26 will be driven to cooperate with each other, so that the slider 22 moves on the outer wall of the guide rod 21.

[0046] As a further solution of the utility model, the transmission structure includes a driven wheel 27 fixedly mounted on the outer wall of the guide rod 21 at the rear side, the other end of the rotating rod 9 is fixedly connected to a circular cover plate 28, the inner center of the circular cover plate 28 is fixedly connected to a disc 29, a rotating seat 30 is fixedly mounted on the bottom surface of the lifting plate 7, a rotating shaft 31 is arranged for horizontal rotation inside the rotating seat 30, one end of the rotating shaft 31 is fixedly connected to a gear 32, the gear 32 is located inside the circular cover plate 28, a first tooth 33 is arranged on the inner circumferential surface of the circular cover plate 28, and a second tooth 34 is arranged on the outer wall of the disc 29, wherein, when the circular cover plate 28 rotates, the first tooth 33 and the second tooth 34 are alternately engaged with the gear 32 respectively, a driving wheel 35 is fixedly connected to the other end of the rotating shaft 31, and a belt 36 is arranged on the outer wall of the driving wheel 35 and the driven wheel 27.

[0047] In this embodiment, when the rotating rod 9 drives the roller 11 to rotate upward 180 degrees, the tamping block 17 will continue to rise, and will also drive the circular cover plate 28 to rotate 180 degrees. At this time, the first tooth 33 will engage with the gear 32 and drive the gear 32 to rotate forward. The gear 32 will drive the driving wheel 35 to rotate forward through the rotating shaft 31, and the driven wheel 27 will follow the driving wheel 35 to rotate forward through the belt 36. Similarly, when the rotating rod 9 drives the roller 11 to rotate downward 180 degrees, the driven wheel 27 will reverse.

[0048] As a further solution of the utility model, a counterweight block 37 is installed on the top of the vehicle body 1 , a controller 38 is installed on the side wall of the counterweight block 37 , and the cylinder 6 and the motor 13 are both electrically connected to the controller 38 .

[0049] In this embodiment, the counterweight 37 is used to ensure the stability of the vehicle body 1 when the device is running, and the controller 38 is used to control the operation of the cylinder 6 and the motor 13.

[0050] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0051] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A tamping device, comprising a vehicle body (1), wherein the vehicle body (1) is provided with a tamping mechanism and a cleaning mechanism, characterized in that: The tamping mechanism and the cleaning mechanism are adjustably arranged on the vehicle body (1) so that the tamping mechanism and the cleaning mechanism can be switched between a working state and a non-working state; The tamping mechanism comprises a tamping block (17), and the tamping block (17) can reciprocate up and down to compact the soil layer on the ground; A transmission structure is also provided between the tamping mechanism and the cleaning mechanism. During the reciprocating up and down movement of the tamping block (17), the cleaning mechanism is driven by the transmission structure to clean the side of the tamping block (17) facing the ground.

2. The ramming device according to claim 1, characterized in that: The top surface of the vehicle body (1) is provided with a slide groove (2), a screw rod (3) is horizontally rotatably arranged inside the slide groove (2), the circumferential surface of the screw rod (3) is threadedly connected to an L-shaped bracket (4), one end of the screw rod (3) passes through the slide groove (2) and extends to the outside of the vehicle body (1), one end of the screw rod (3) is fixedly connected to a hand wheel (5), a cylinder (6) is vertically installed at the top end of the L-shaped bracket (4), and the output end of the cylinder (6) is horizontally fixedly connected to a lifting plate (7).

3. The ramming device according to claim 2, characterized in that: The tamping mechanism further comprises a fixing frame (8) fixedly mounted on the bottom surface of the lifting plate (7); a rotating rod (9) is horizontally rotatably connected inside the fixing frame (8); a cam (10) is fixedly connected to the outer wall of the rotating rod (9); a roller (11) is rotatably mounted on the end of the cam (10); a fixing plate (12) is vertically fixedly connected to the side wall of the lifting plate (7); a motor (13) is horizontally mounted on the side wall of the fixing plate (12); an output end of the motor (13) is fixedly connected to one end of the rotating rod (9); a sleeve (14) is vertically fixedly connected to the bottom surface of the lifting plate (7); a telescopic rod (15) is slidably mounted inside the sleeve (14); a spring (16) is sleeved on the outer wall of the telescopic rod (15); and a top surface of the tamping block (17) is fixedly connected to the bottom end of the telescopic rod (15).

4. The earth tamping device according to claim 3, characterized in that: The cleaning mechanism comprises a connecting frame (18) fixedly mounted on the side wall of the lifting plate (7); a frame plate (19) is horizontally fixedly connected to the bottom end of the connecting frame (18); the frame plate (19) is located directly below the tamping block (17); front and rear side walls of the frame plate (19) are horizontally penetrated with slots (20); guide rods (21) are horizontally rotatably connected inside two of the slots (20); sliders (22) are slidably sleeved inside the two guide rods (21); and an elastic scraper (23) is horizontally fixedly connected between the two sliders (22).

5. The earth tamping device according to claim 4, characterized in that: The cleaning mechanism also includes a spiral groove (24) arranged on the outer wall of the guide rod (21) at the rear side, a concave hole (25) is opened inside the slider (22) at the rear side, a ball (26) is embedded in the inside of the concave hole (25), and the ball (26) is also embedded in the inside of the spiral groove (24).

6. The earth tamping device according to claim 4, characterized in that: The transmission structure comprises a driven wheel (27) fixedly mounted on the outer wall of the guide rod (21) at the rear side; the other end of the rotating rod (9) is fixedly connected to a circular cover plate (28); the inner center of the circular cover plate (28) is fixedly connected to a circular disc (29); a rotating seat (30) is fixedly mounted on the bottom surface of the lifting plate (7); a rotating shaft (31) is arranged inside the rotating seat (30) for horizontal rotation; one end of the rotating shaft (31) is fixedly connected to a gear (32); the gear (32) is located at Inside the circular cover plate (28), the inner circumferential surface of the circular cover plate (28) is provided with a first tooth (33), and the outer wall of the circular disc (29) is provided with a second tooth (34), wherein when the circular cover plate (28) rotates, the first tooth (33) and the second tooth (34) respectively alternately engage with the gear (32), and the other end of the rotating shaft (31) is fixedly connected with a driving wheel (35), and the outer walls of the driving wheel (35) and the driven wheel (27) are provided with a belt (36).

7. The earth tamping device according to claim 3, characterized in that: A counterweight (37) is installed on the top of the vehicle body (1), a controller (38) is installed on the side wall of the counterweight (37), and the cylinder (6) and the motor (13) are both electrically connected to the controller (38).

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