Noiseless quick soil cleaning device for auger bucket and method of use thereof

Abstract

The present application relates to the field of mechanical drive excavator, specifically to a kind of for rotary drilling sand bucket noiseless quick soil cleaning device and its use method.A kind of for rotary drilling sand bucket noiseless quick soil cleaning device, including push rod (1) and sand bucket (2), it is characterized by: it further includes second push rod (3), push disc (4), driving device (5), top spring (61) and bottom spring (62), second push rod (3) is sleeved in the inner cavity of inner rod core (12);Second push rod (3) movably be sleeved in the inner cavity of inner rod core (12);Push disc (4) is movably arranged in sand bucket (2);Driving device (5) includes fixed seat (51) and moving rod (52).A kind of for rotary drilling sand bucket noiseless quick soil cleaning device use method, it is characterized by: as follows step is sequentially implemented: ① excavate soil;② clean soil;③ back position.The present application is fast to clean soil, reduce noise.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of mechanical driven excavator, in particular to a noiseless quick soil cleaning device for a rotary drilling sand bucket and a method of using the same. BACKGROUND

[0002] At present, rotary drilling is generally used to implement hole construction in municipal road project site construction and building foundation construction. The noise of the sand bucket of the rotary drilling is huge during soil throwing, and the soil throwing time is relatively long for relatively soft soil, which produces considerable noise pollution to sensitive points such as villages, communities and schools within a certain range near the municipal construction site, and the influence will be increased at night, thereby reducing the construction time and delaying the project progress. SUMMARY

[0003] In order to overcome the defects of the prior art, the present application discloses a noiseless quick soil cleaning device for a rotary drilling sand bucket and a method of using the same.

[0004] The present application achieves the purpose of the application through the following technical solutions:

[0005] A noiseless quick soil cleaning device for a rotary drilling sand bucket, comprising a push rod and a sand bucket, the push rod comprising an outer rod shell and an inner rod core, both of which are tubular, and the inner rod core is movably sleeved in the outer rod shell, and the top of the sand bucket is fixed to the bottom of the outer rod shell, characterized in that: it further comprises a second push rod, a push disc, a driving device, a top spring and a bottom spring,

[0006] The second push rod is sleeved in the inner cavity of the inner rod core, and the top of the second push rod is fixed to the top plate, and the outer diameter of the top plate and the inner diameter of the outer rod shell form a clearance fit;

[0007] The second push rod is movably sleeved in the inner cavity of the inner rod core, the top of the second push rod is passed out of the top of the inner rod core and the top plate is arranged at the upper part of the inner cavity of the outer rod shell, and the bottom of the second push rod is passed into the sand bucket after being passed out of the inner cavity of the inner rod core and the inner cavity of the outer rod shell in turn;

[0008] The outer diameter of the push disc and the minimum part of the inner diameter of the sand bucket form a clearance fit, and the center of the top surface of the push disc is fixed to the bottom of the second push rod, so that the push disc is movably arranged in the sand bucket;

[0009] The driving device comprises a fixed seat and a moving rod, the fixed seat is fixed to the top of the outer rod shell, the inner end of the moving rod is arranged in the fixed seat, and the outer end of the moving rod is passed into the upper part of the inner cavity of the outer rod shell from the top of the outer rod shell and arranged above the top plate;

[0010] The outer diameter of the top spring and the inner diameter of the outer rod shell form a clearance fit, the top spring is arranged at the upper part of the inner cavity of the outer rod shell, and the two ends of the top spring are connected to the outer end of the moving rod and the top plate respectively;

[0011] The bottom spring is arranged below the outer rod shell, and two ends of the bottom spring abut against the bottom end of the outer rod shell and the sand bucket respectively.

[0012] The noiseless quick soil cleaning device for the sand bucket of the rotary drilling rig further comprises a guide pipe and a guide rod,

[0013] The guide pipe is in a pipe shape or a groove shape, the top end of the guide pipe is fixed to the bottom end of the outer rod shell, the top of the sand bucket is fixed to the bottom end of the guide pipe, the bottom of the second push rod is sequentially inserted into the sand bucket after passing through the inner cavity of the inner rod core, the inner cavity of the outer rod shell and the inner cavity of the guide pipe, and the bottom spring is sleeved on the guide pipe;

[0014] The guide rod is fixed to one side of the inner cavity of the sand bucket, the axis of the guide rod and the axis of the second push rod are parallel to each other, one side of the push disc is provided with a guide hole, and the push disc is movably arranged on the guide rod through the guide hole.

[0015] The noiseless quick soil cleaning device for the sand bucket of the rotary drilling rig further comprises a guide pipe and a guide rod,

[0016] The noiseless quick soil cleaning device for the sand bucket of the rotary drilling rig further comprises a guide pipe and a guide rod,

[0017] The use method of the noiseless quick soil cleaning device for the sand bucket of the rotary drilling rig comprises the following steps in sequence:

[0018] ① digging: the push disc is pulled to the top of the inner cavity of the sand bucket, the sand bucket is dug into the sandy soil, the sandy soil enters the inner cavity of the sand bucket, and the sandy soil is dug out through the sand bucket;

[0019] ② cleaning: the driving device is started, the driving device pushes the moving rod to extend downward, the moving rod pulls the push disc to the bottom of the inner cavity of the sand bucket through the top spring, the top plate and the second push rod, the sandy soil in the sand bucket is pushed out, and the top spring is stretched;

[0020] ③ returning: the driving device is closed, the moving rod is retracted upward under the returning action of the moving rod and the restoring force of the top spring, the moving rod pulls the push disc to the top of the inner cavity of the sand bucket through the top spring, the top plate and the second push rod, and the next digging operation is prepared, until the operation is completed.

[0021] The hydraulic driving system, the spring and the push rod are adopted, the problems of difficult soil throwing and large noise of the grab bucket rotary drilling rig are solved, and the influence of the rotary drilling rig construction on the environment is reduced to the maximum extent.

[0022] The present application has the following advantages: time saving, noiselessness, improvement of the construction time of the rotary drilling rig, and guarantee of the engineering progress. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a sectional view of the present application,

[0024] Figure 2 is a sectional exploded view of the present application. DETAILED DESCRIPTION

[0025] The present application is further illustrated by the following specific examples. EXAMPLE

[0026] A kind of noiseless quick soil cleaning device for rotary drilling sand bucket, including push rod 1, sand bucket 2, second push rod 3, push disc 4, drive device 5, top spring 61 and bottom spring 62, as shown in Figure 1 And Figure 2 Specific structure is as follows:

[0027] Push rod 1 includes outer rod shell 11 and inner rod core 12, both outer rod shell 11 and inner rod core 12 are tubular, inner rod core 12 is movably sleeved in outer rod shell 11, and the top of sand bucket 2 is fixed at the bottom of outer rod shell 11;

[0028] Second push rod 3 is sleeved in the inner cavity of inner rod core 12, and the top of second push rod 3 is fixed to top plate 31, and the outer diameter of top plate 31 and the inner diameter of outer rod shell 11 form a clearance fit;

[0029] Second push rod 3 is movably sleeved in the inner cavity of inner rod core 12, the top of second push rod 3 is out of the top of inner rod core 12 and makes top plate 31 be arranged in the upper portion of the inner cavity of outer rod shell 11, and the bottom of second push rod 3 is out of the inner cavity of inner rod core 12 and the inner cavity of outer rod shell 11 in turn and then is inserted into sand bucket 2;

[0030] The outer diameter of push disc 4 and the minimum place of the inner diameter of sand bucket 2 form a clearance fit, and the center of the top surface of push disc 4 is fixed to the bottom of second push rod 3, so that push disc 4 is movably arranged in sand bucket 2;

[0031] Drive device 5 includes fixed seat 51 and moving rod 52, fixed seat 51 is fixed at the top of outer rod shell 11, the inner end of moving rod 52 is arranged in fixed seat 51, and the outer end of moving rod 52 is inserted into the upper portion of the inner cavity of outer rod shell 11 from the top of outer rod shell 11 and is arranged above top plate 31;

[0032] The outer diameter of top spring 61 and the inner diameter of outer rod shell 11 form a clearance fit, and top spring 61 is arranged in the upper portion of the inner cavity of outer rod shell 11, and the two ends of top spring 61 are connected with the outer end of moving rod 52 and top plate 31 respectively;

[0033] Bottom spring 62 is arranged below outer rod shell 11, and the two ends of bottom spring 62 abut against the bottom end of outer rod shell 11 and sand bucket 2 respectively.

[0034] In order to guide the movement of the second push rod 3, the embodiment further comprises a guide tube 13 and a guide rod 21. The guide tube 13 is in the shape of a tube or a groove. The top end of the guide tube 13 is fixed to the bottom end of the outer rod shell 11. The top of the sand bucket 2 is fixed to the bottom end of the guide tube 13. The bottom of the second push rod 3 passes through the inner cavity of the inner rod core 12, the inner cavity of the outer rod shell 11 and the inner cavity of the guide tube 13 in sequence and then enters the sand bucket 2. The bottom spring 62 is sleeved on the guide tube 13.

[0035] The guide rod 21 is fixed to one side of the inner cavity of the sand bucket 2. The axis of the guide rod 21 and the axis of the second push rod 3 are parallel to each other. One side of the push disc 4 is provided with a guide hole. The push disc 4 is movably arranged on the guide rod 21 through the guide hole.

[0036] In order to avoid the second push rod 3 from being attached with sand, the embodiment is provided with a soil cleaning hole 32 in the lower half of the second push rod 3.

[0037] In the embodiment, the driving device 5 is selected to be a hydraulic cylinder. The cylinder body of the hydraulic cylinder is used as the fixed seat 51. The piston rod of the hydraulic cylinder is used as the moving rod 52.

[0038] When the embodiment is used, the following steps are sequentially implemented:

[0039] ① Digging: the push disc 4 is pulled to the top of the inner cavity of the sand bucket 2. The sand bucket 2 is dug into the sand. The sand enters the inner cavity of the sand bucket 2 and is then dug out through the sand bucket 2.

[0040] ② Soil cleaning: the driving device 5 is started. The driving device 5 pushes the moving rod 52 to extend downward. The moving rod 52 pulls the push disc 4 downward to the bottom of the inner cavity of the sand bucket 2 through the top spring 61, the top plate 31 and the second push rod 3. The sand in the sand bucket 2 is pushed out. The top spring 61 is also stretched.

[0041] ③ Return: the driving device 5 is closed. Under the action of the return of the moving rod 52 and the restoring force of the top spring 61, the moving rod 52 is retracted upward. The moving rod 52 pulls the push disc 4 upward to the top of the inner cavity of the sand bucket 2 through the top spring 61, the top plate 31 and the second push rod 3. The next digging operation is prepared. The operation is completed.

Claims

1. A noiseless quick soil cleaning device for a rotary drilling sand bucket, comprising a push rod (1) and a sand bucket (2), the push rod (1) comprising an outer rod shell (11) and an inner rod core (12), both of which are tubular, the inner rod core (12) being movably sleeved in the outer rod shell (11), the top of the sand bucket (2) being fixed to the bottom of the outer rod shell (11), characterized in that: It also comprises a second push rod (3), a push disc (4), a driving device (5), a top spring (61) and a bottom spring (62), ​ The second push rod (3) is sleeved in the inner cavity of the inner rod core (12), the top of the second push rod (3) is fixed with a top plate (31), and the outer diameter of the top plate (31) and the inner diameter of the outer rod shell (11) form a clearance fit; The second push rod (3) is movably sleeved in the inner cavity of the inner rod core (12), the top of the second push rod (3) is arranged to pass through the top of the inner rod core (12) and make the top plate (31) arranged in the upper portion of the inner cavity of the outer rod shell (11), and the bottom of the second push rod (3) is arranged to pass through the inner cavity of the inner rod core (12) and the inner cavity of the outer rod shell (11) in sequence and then pass into the sand bucket (2); The outer diameter of the push disc (4) and the minimum inner diameter of the sand bucket (2) form a clearance fit, and the center of the top surface of the push disc (4) is fixed to the bottom of the second push rod (3), so that the push disc (4) is movably arranged in the sand bucket (2); The driving device (5) comprises a fixed seat (51) and a moving rod (52), the fixed seat (51) is fixed to the top of the outer rod shell (11), the inner end of the moving rod (52) is arranged in the fixed seat (51), and the outer end of the moving rod (52) passes into the upper portion of the inner cavity of the outer rod shell (11) from the top of the outer rod shell (11) and is arranged above the top plate (31); The outer diameter of the top spring (61) and the inner diameter of the outer rod shell (11) form a clearance fit, the top spring (61) is arranged in the upper portion of the inner cavity of the outer rod shell (11), and the two ends of the top spring (61) are connected with the outer end of the moving rod (52) and the top plate (31) respectively; The bottom spring (62) is arranged below the outer rod shell (11), and the two ends of the bottom spring (62) abut against the bottom end of the outer rod shell (11) and the sand bucket (2) respectively.

2. The noiseless quick soil cleaning device for the auger drill sand bucket according to claim 1, characterized in that: It also comprises a guide pipe (13) and a guide rod (21), The guide pipe (13) is in a pipe shape or a groove shape, the top end of the guide pipe (13) is fixed to the bottom end of the outer rod shell (11), the top of the sand bucket (2) is fixed to the bottom end of the guide pipe (13), the bottom of the second push rod (3) passes through the inner cavities of the inner rod core (12), the outer rod shell (11) and the guide pipe (13) in sequence and then passes into the sand bucket (2), and the bottom spring (62) is sleeved on the guide pipe (13); The guide rod (21) is fixed to one side of the inner cavity of the sand bucket (2), the axis of the guide rod (21) and the axis of the second push rod (3) are parallel to each other, one side of the push disc (4) is provided with a guide hole, and the push disc (4) is movably arranged on the guide rod (21) through the guide hole.

3. The noiseless quick soil cleaning device for the auger drill sand bucket according to claim 1 or 2, characterized in that: The lower half of the second push rod (3) is provided with a soil cleaning hole (32).

4. The noiseless quick soil cleaning device for the auger drill sand bucket according to claim 3, characterized in that: The driving device (5) is selected as a hydraulic cylinder, the cylinder body of the hydraulic cylinder is used as the fixed seat (51), and the piston rod of the hydraulic cylinder is used as the moving rod (52).

5. A method for using the noiseless quick soil cleaning device for auger bucket, using the noiseless quick soil cleaning device for auger bucket as claimed in claim 1 or 2, characterized in that: The following steps are implemented in sequence: ① Excavation: the push disc (4) is pulled to the top of the inner cavity of the sand bucket (2), the sand bucket (2) is dug into the sand soil, the sand soil enters the inner cavity of the sand bucket (2), and the sand soil is excavated through the sand bucket (2); ② Clear soil: start the driving device (5), the driving device (5) pushes the moving rod (52) to stretch out downward, the moving rod (52) pushes the push disc (4) to the bottom of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), not only pushes the sand soil in the sand bucket (2) out, but also stretches the top spring (61); ③ Reset: close the driving device (5), under the reset action of the moving rod (52) and the restoring force action of the top spring (61), the moving rod (52) retracts upward, the moving rod (52) pulls the push disc (4) upward to the top of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), ready for the next earthwork operation, until the operation is completed.

6. A method for using the noiseless quick soil cleaning device for auger bucket, using the noiseless quick soil cleaning device for auger bucket as claimed in claim 3, characterized in that: The following steps are implemented in sequence: ① Digging: pull the push disc (4) upward to the top of the inner cavity of the sand bucket (2), dig the sand bucket (2) into the sand soil, and the sand soil enters the inner cavity of the sand bucket (2), so that the sand soil is dug out through the sand bucket (2); ② Clear soil: start the driving device (5), the driving device (5) pushes the moving rod (52) to stretch out downward, the moving rod (52) pushes the push disc (4) to the bottom of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), not only pushes the sand soil in the sand bucket (2) out, but also stretches the top spring (61); ③ Reset: close the driving device (5), under the reset action of the moving rod (52) and the restoring force action of the top spring (61), the moving rod (52) retracts upward, the moving rod (52) pulls the push disc (4) upward to the top of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), ready for the next earthwork operation, until the operation is completed.

7. A method for using the noiseless quick soil cleaning device for auger bucket, using the noiseless quick soil cleaning device for auger bucket as claimed in claim 4, characterized in that: The following steps are implemented in sequence: ① Digging: pull the push disc (4) upward to the top of the inner cavity of the sand bucket (2), dig the sand bucket (2) into the sand soil, and the sand soil enters the inner cavity of the sand bucket (2), so that the sand soil is dug out through the sand bucket (2); ② Clear soil: start the driving device (5), the driving device (5) pushes the moving rod (52) to stretch out downward, the moving rod (52) pushes the push disc (4) to the bottom of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), not only pushes the sand soil in the sand bucket (2) out, but also stretches the top spring (61); ③ Reset: close the driving device (5), under the reset action of the moving rod (52) and the restoring force action of the top spring (61), the moving rod (52) retracts upward, the moving rod (52) pulls the push disc (4) upward to the top of the inner cavity of the sand bucket (2) through the top spring (61), the top plate (31) and the second push rod (3), ready for the next earthwork operation, until the operation is completed.

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