Stretching and reaming mechanism of pile drilling machine

Abstract

The utility model discloses a pile drilling machine stretching chambering mechanism which comprises a plurality of unit telescopic chambering mechanisms and a connecting seat, each unit telescopic chambering mechanism comprises an excavating mechanism, a swing seat, a shaft, a connecting rod and an oil cylinder, the excavating mechanism is connected to the swing seat, the swing seat is rotatably installed on the shaft, the oil cylinder is hinged to the swing seat, and the connecting rod is connected with the connecting rod. One end of each connecting rod is hinged to the swing seat, a plurality of hinged supports are arranged on the connecting seat, and the other ends of the connecting rods of the unit telescopic reaming mechanisms are hinged to the hinged supports in a one-to-one correspondence mode. The telescopic chambering mechanism can be used for a pile drilling machine, when the telescopic chambering mechanism is used, the shaft can be fixedly installed on the pile drilling machine, the oil cylinder can be hinged to the pile drilling machine, and when chambering is needed, the oil cylinder in each telescopic chambering mechanism unit can drive the swing seat to swing to achieve stretching and retracting of the excavating mechanism, so that the excavating mechanism can conduct chambering work. The reaming device is simple in structure, the reaming range can be controlled through the oil cylinder, different requirements are met, and flexibility is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile driver design field especially is related to a pile hole machine stretching and reaming mechanism. BACKGROUND

[0002] The pile hole machine can be used for obtaining the pile hole on the foundation of high-rise building, the drill bit part of the common pile hole machine is mostly linear movement and rotation action simultaneously to realize the pile hole, compared with the linear movement pile hole mode, the rotation action is combined, can make the drill bit smash the rock layer more quickly and effectively, improves the processing forming efficiency of the pile hole.

[0003] And in order to avoid the drill bit part excessive cooperation in the pile hole process, and influence the pile hole efficiency, will set up the reaming mechanism on many pile hole machines, but the structure of the reaming mechanism on the common pile driver is complex, and the reaming range is often uncontrollable, difficult to effectively satisfy different use needs, and the flexibility is poor. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of pile hole machine stretching and reaming mechanism, can solve one or more of the above problems.

[0005] According to one aspect of the utility model, a kind of pile hole machine stretching and reaming mechanism is provided, including unit telescopic reaming mechanism and connecting seat, the unit telescopic reaming mechanism is multiple,

[0006] The unit telescopic reaming mechanism includes excavating mechanism, swing seat, shaft, connecting rod and oil cylinder, the excavating mechanism is connected on swing seat, the swing seat is rotatably installed on shaft, the oil cylinder is hinged with swing seat, one end of the connecting rod is hinged with swing seat,

[0007] Multiple hinge bases are provided on the connecting seat, and the other end of the connecting rod of the multiple unit telescopic reaming mechanisms is hinged with the multiple hinge bases one by one.

[0008] The utility model has the advantages that the utility model can be used on pile hole machine, when using, shaft can be fixedly installed on pile hole machine, oil cylinder can be hinged on pile hole machine, when needing reaming, in each unit telescopic reaming mechanism, oil cylinder can drive swing seat swing, to realize the extension and retraction of excavating mechanism, so that excavating mechanism can carry out reaming work.

[0009] In some embodiments, the excavating mechanism includes a wheel block and a wheel seat, the wheel block is rotatably mounted on the wheel seat, and a protrusion is provided on the wheel block. When reaming, the wheel block can rotate on the wheel seat, so that the protrusion on the wheel block can excavate the contacted land.

[0010] In some embodiments, the swing seat comprises a swing seat body, a sleeve block and a pin shaft seat, the side of one end of the swing seat body is connected with the sleeve block, and a supporting plate is arranged on the end, the sleeve block is rotatably sleeved on the shaft, and the pin shaft seat is connected to the supporting plate.

[0011] In some embodiments, the unit telescopic reaming mechanism further comprises a pin shaft, the pin shaft is installed on the pin shaft seat, the oil cylinder comprises a piston rod, a cylinder body and a first hinge block, one end of the piston rod is arranged in the cylinder body, the other end of the piston rod is connected with the first hinge block, and the first hinge block is sleeved on the pin shaft. Thus, the hinge connection of the oil cylinder and the swing seat can be effectively realized.

[0012] In some embodiments, the oil cylinder comprises a second hinge block, and the second hinge block is connected with the oil cylinder. The arrangement of the second hinge block can facilitate the hinge connection of the oil cylinder and the external fixed structure during use of the utility model, so that the oil cylinder can also swing to a certain extent when the swing seat swings, and damage of the oil cylinder due to lack of freedom is avoided.

[0013] In some embodiments, one end of the connecting rod is sleeved on the pin shaft. Thus, the hinge connection of the connecting rod and the swing seat can be effectively realized.

[0014] In some embodiments, the swing seat comprises a side plate, the side plate is connected with the side of the swing seat body, and the side plate is rotatably sleeved on the shaft. The side plate can protect the digging mechanism arranged on the swing seat body. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the extension reaming mechanism of the pile hole machine according to an embodiment of the utility model.

[0016] Figure 2 It is a front view of the structural schematic view of the extension reaming mechanism of the pile hole machine according to an embodiment of the utility model.

[0017] Figure 3 It is a top view of the structural schematic view of the extension reaming mechanism of the pile hole machine according to an embodiment of the utility model.

[0018] In the figure: 1. unit telescopic reaming mechanism, 2. connecting seat, 11. digging mechanism, 12. swing seat, 13. shaft, 14. connecting rod, 15. oil cylinder, 16. pin shaft, 111. wheel block, 112. wheel seat, 113. protrusion, 121. swing seat body, 122. sleeve block, 123. pin shaft seat, 124. supporting plate, 125. side plate, 151. piston rod, 152. cylinder body, 153. first hinge block, 154. second hinge block, 21. hinge seat. DETAILED DESCRIPTION

[0019] The utility model will be further explained in detail below in combination with the drawings.

[0020] Reference Figure 1 、 Figure 2 and Figure 3 The unit telescopic reaming mechanism 1 can be multiple, and in the embodiment, the unit telescopic reaming mechanism 1 is preferably four.

[0021] The unit telescopic reaming mechanism 1 includes a digging mechanism 11, a swing seat 12, a shaft 13, a connecting rod 14 and an oil cylinder 15.

[0022] In each unit telescopic reaming mechanism 1, the digging mechanism 11 can be multiple, and in each digging mechanism 11, the digging mechanism 11 includes a wheel block 111 and a wheel seat 112, the wheel block 111 is rotatably installed on the wheel seat 112 through a mandrel, and the wheel block 111 is provided with a protrusion 113.

[0023] The swing seat 12 includes a swing seat main body 121, a sleeve block 122 and a pin shaft seat 123. The wheel seat 112 of the digging mechanism 11 is fixedly connected to the swing seat main body 121 of the swing seat 12 through a bolt, the side of the top end of the swing seat main body 121 and the sleeve block 122 are integrally and fixedly connected, the end is provided with a supporting plate 124, the sleeve block 122 is rotatably sleeved on the shaft 13, and the pin shaft seat 123 is integrally and fixedly connected to the bottom of the supporting plate 124.

[0024] The swing seat 12 further includes a side plate 125, each swing seat 12 includes two side plates 125, the two sides of the swing seat main body 121 are integrally and fixedly connected with the two side plates 125, and the side plate 125 is rotatably sleeved on the shaft 13, so that the side plate 125 can rotate on the shaft 13 together with the swing seat main body 121.

[0025] The unit telescopic reaming mechanism 1 further includes a pin shaft 16, and the pin shaft 16 is installed on the pin shaft seat 123.

[0026] The oil cylinder 15 includes a piston rod 151, a cylinder body 152, a first hinge block 153 and a second hinge block 154. One end of the piston rod 151 is arranged in the cylinder body 152 through a piston, so that the piston rod 151 can move linearly relative to the cylinder body 152, the other end of the piston rod 151 is fixedly connected with the first hinge block 153 through thread cooperation, the first hinge block 153 is sleeved on the pin shaft 123, so that the oil cylinder 15 is hinged with the swing seat 12, and the end of the oil cylinder 15 is fixedly connected with the second hinge block 154 through a screw.

[0027] In each unit telescopic reaming mechanism 1, the connecting rod 14 can also be multiple, in the embodiment, the connecting rod 14 is preferably two, one end of the connecting rod 14 is rotatably sleeved on the pin shaft 16, so that the end of the connecting rod 14 is hinged with the swing seat 12.

[0028] The connecting seat 2 is provided with a plurality of hinge seats 21, the number of hinge seats 21 can be comparable to the number of unit telescopic reaming mechanisms 1, in the embodiment, the hinge seats 21 are also preferably four, the other end of the connecting rod 14 of the four unit telescopic reaming mechanisms 1 is hinged with the four hinge seats 21 one by one through the hinge shaft.

[0029] The utility model discloses in using, the connecting seat 2 can be sleeved on the pile hole main shaft of external pile hole machine, and the shaft 13 can be fixedly connected with the main shaft through the sleeve block, and the second hinge block 154 can be hinged with the main shaft.

[0030] So when the external pile hole machine carries out the pile hole work, the connecting seat 2 of the utility model can rotate with the rotation of the main shaft of the pile hole machine, and when needing to carry out reaming, in each unit telescopic reaming mechanism 1, the oil cylinder 15 can drive the swing of the swing seat 12 connected with it, so that the excavating mechanism 11 extends so that the protrusion 113 on the wheel block 111 can be resisted on the hole wall needing reaming, so that the protrusion 113 can excavate the hole wall and realize reaming with the rotation of the connecting seat 2.

[0031] In addition, the user can control the work of the oil cylinder 15 according to the need to control the swing amplitude of the swing seat 12, so as to control the extension amount of the excavating mechanism 11, realize the adjustment of the size of reaming, adapt to different needs.

[0032] The above only some embodiments of the utility model. For the ordinary skilled person in the art, without departing from the utility model creates the concept, can also make a number of deformation and improvement, these all belong to the protection scope of the utility model.

Claims

1. A piling hole machine reaming extension mechanism, characterized by, The unit telescopic reaming mechanism comprises a plurality of, The unit telescopic reaming mechanism comprises a digging mechanism, a swing seat, a shaft, a connecting rod and an oil cylinder, the digging mechanism is connected to the swing seat, the swing seat is rotatably installed on the shaft, the oil cylinder is hingedly connected to the swing seat, one end of the connecting rod is hingedly connected to the swing seat, The connecting seat is provided with a plurality of hinge seats, and the other end of the connecting rod of each unit telescopic reaming mechanism is hingedly connected to one of the hinge seats.

2. A piling hole machine reaming extension according to claim 1, characterised in that, The digging mechanism comprises a wheel block and a wheel seat, the wheel block is rotatably installed on the wheel seat, and the wheel block is provided with a protrusion.

3. A piling hole machine reaming extension according to claim 1, characterised in that, The swing seat comprises a swing seat body, a sleeve block and a pin shaft seat, one end of the swing seat body is connected to the sleeve block, and the end is provided with a supporting plate, the sleeve block is rotatably sleeved on the shaft, and the pin shaft seat is connected to the supporting plate.

4. A piling hole machine reaming extension according to claim 3, characterised in that, The unit telescopic reaming mechanism comprises a pin shaft, the pin shaft is installed on the pin shaft seat, the oil cylinder comprises a piston rod, a cylinder body and a first hinge block, one end of the piston rod is arranged in the cylinder body, the other end of the piston rod is connected to the first hinge block, and the first hinge block is sleeved on the pin shaft.

5. A piling hole machine reaming extension according to claim 4, characterised in that, The oil cylinder comprises a second hinge block, and the second hinge block is connected to the oil cylinder.

6. A piling hole machine reaming extension according to claim 4, characterised in that, One end of the connecting rod is sleeved on the pin shaft.

7. A piling hole machine reaming extension according to claim 3, wherein, The swing seat comprises a side plate, the side plate is connected to the side of the swing seat body, and the side plate is rotatably sleeved on the shaft.

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