CN210075987U

CN210075987U - Hydraulic tree pit digging machine

Info

Publication number: CN210075987U
Application number: CN201920882217.8U
Authority: CN
Inventors: 于亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-02-18
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a hydraulic pressure tree pit earth boring machine, including the gallows, the one end of gallows is equipped with two jacks, it has the cylinder pin to peg graft in the jack, fixedly connected with coupling disc on the lateral wall of gallows, fixedly connected with hydraulic motor on the lateral wall of gallows is kept away from to the coupling disc, fixedly connected with bearing box on the lateral wall that hydraulic motor was kept away from to the gallows. The utility model discloses in, because the axle sleeve is through the cooperation between lockpin pole and locating lever, install the bottom of main shaft, the drilling rod is welded on the axle sleeve again, consequently to the dismantlement of drilling rod and change all convenience very to be convenient for according to the needs of planting trees, change the size of tree pit excavation size.

Description

Hydraulic tree pit digging machine

Technical Field

The utility model relates to a tree pit technical field that digs especially relates to a hydraulic pressure tree pit earth boring machine.

Background

In the road greening and landscaping processes, a large number of trees need to be planted, and before the trees are planted, tree pits need to be dug in advance on the ground. In general, a conventional tree pit is excavated by a hydraulic tree pit excavator mounted on an excavator or a forklift.

When the existing hydraulic tree pit digging machine is used, the rotating shaft is fixedly connected with the output end of the hydraulic motor, and the helical blades are welded on the rotating shaft, so that the rotating shaft and the helical blades are difficult to replace, tree pits with different sizes are probably required to be dug for planting different types of trees, and the existing hydraulic tree pit digging machine cannot meet the requirements of digging operation on tree pits with different sizes.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when the existing hydraulic tree pit digging machine is used, the rotating shaft is fixedly connected with the output end of the hydraulic motor, and the helical blades are welded on the rotating shaft, so that the rotating shaft and the helical blades are difficult to replace, tree pits with different sizes are probably needed to be dug for planting different types of trees, and the existing hydraulic tree pit digging machine cannot meet the requirements of digging operation on the tree pits with different sizes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hydraulic tree pit digging machine comprises a hanging bracket, wherein one end of the hanging bracket is provided with two insertion holes, cylindrical pins are inserted in the insertion holes, a connecting disc is fixedly connected to one side wall of the hanging bracket, a hydraulic motor is fixedly connected to one side wall of the connecting disc, which is far away from the hanging bracket, a bearing box is fixedly connected to one side wall of the hanging bracket, which is far away from the hydraulic motor, a main shaft penetrating through the connecting disc and the hanging bracket is fixedly connected to one side wall of the hydraulic motor, which is close to the connecting disc, and the main shaft is fixedly connected to the inner ring side wall of the bearing box;

the utility model discloses a hydraulic motor, including main shaft, locating hole, lockpin pole, main shaft, axle sleeve, main shaft sliding connection, main shaft, locating hole, the axle sleeve is kept away from and is installed the axle sleeve on the lateral wall of hydraulic motor one end, the axle sleeve is close to and is equipped with the spout in the one end of main shaft, main shaft sliding connection is in the spout, the symmetry is equipped with the locating hole of two intercommunication spouts on the lateral wall of axle sleeve, it has the lockpin pole that runs through the main shaft to peg graft in the locating hole, the lockpin pole runs.

Preferably, one end of the positioning rod is rotatably connected with a rotating ring.

Preferably, the diameter of one end, far away from the positioning rod, of the lock pin rod is larger than that of the positioning hole.

Preferably, the bearing box is fixedly connected to the bottom side wall of the hanger in a welding mode.

Preferably, an alloy drill bit is welded at one end of the drill rod, which is far away from the main shaft.

Preferably, the diameter of the helical blade is arranged in an increasing manner.

Preferably, the cross section of the main shaft is square, and the sliding groove is square and matched with the main shaft.

The utility model has the advantages that:

1. because the axle sleeve is through the cooperation between lockpin pole and locating lever, installs the bottom of main shaft, and the drilling rod is welded on the axle sleeve again, consequently all very convenience to the dismantlement and the change of drilling rod to be convenient for according to the needs of planting trees, change the size of tree pit excavation size.

2. After starting hydraulic motor, when the drilling rod rotated under the drive of main shaft, through helical blade's rotation, carried out the operation of digging a pit to ground, helical blade's diameter was the increment formula setting, and the helical blade of this kind of diameter increment formula setting, the hole of digging out through the rotation appears for the back taper, and the suitable tree of planting is planted, and the survival rate of planting trees is high.

Drawings

Fig. 1 is a schematic front structural view of a hydraulic tree pit excavator provided by the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1;

fig. 3 is a top view of a shaft sleeve structure of a hydraulic tree pit excavator provided by the present invention;

fig. 4 is a side view of a shaft sleeve structure of a hydraulic tree pit excavator provided by the present invention;

fig. 5 is a schematic structural view of a lock pin rod of the hydraulic tree pit digging machine of the present invention.

In the figure: 1 hanger, 2 cylindrical pins, 3 coupling discs, 4 hydraulic motors, 5 bearing boxes, 6 main shafts, 7 shaft sleeves, 8 sliding grooves, 9 positioning holes, 10 locking pin rods, 11 positioning rods, 12 rotating rings, 13 drill rods, 14 helical blades and 15 alloy drill bits.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a hydraulic tree pit excavator comprises a hanger 1, wherein one end of the hanger 1 is provided with two insertion holes, cylindrical pins 2 are inserted in the insertion holes, the hydraulic tree pit excavator can be fixedly installed on a hook machine or a forklift by means of the cylindrical pins 2 and the hanger 1, a side wall of the hanger 1 is fixedly connected with a connecting disc 3, a side wall of the connecting disc 3 far away from the hanger 1 is fixedly connected with a hydraulic motor 4, and the hydraulic motor 4 is connected with a hydraulic pump in a hydraulic system of the hook machine or the forklift (the hydraulic motor 4 belongs to the prior art, and the working principle and the connection mode of the hydraulic motor are not described in detail here).

Fixedly connected with bearing box 5 on the lateral wall that hydraulic motor 4 was kept away from to gallows 1, bearing box 5 is through welded mode fixed connection on gallows 1's end lateral wall, the welding is firm, the wholeness is strong, and save material, can use for a long time, be difficult for droing, fixedly connected with runs through main shaft 6 of coupling disk 3 and gallows 1 on hydraulic motor 4 was close to a lateral wall of

coupling disk

3, 6 fixed connection of main shaft are on the inner ring lateral wall of bearing box 5, install axle sleeve 7 on the lateral wall that hydraulic motor 4 one end was kept away from to main shaft 6.

Be equipped with spout 8 in the one end that axle sleeve 7 is close to main shaft 6, main shaft 6 sliding connection is in spout 8, main shaft 6 is transversal personally submits the square, spout 8 is the square setting with main shaft 6 assorted, the main shaft 6 of square can carry on spacingly through the spout 8 of square to axle sleeve 7, thereby when making hydraulic motor 4 drive main shaft 6 rotate, axle sleeve 7 can rotate along with main shaft 6, the symmetry is equipped with two locating holes 9 that communicate spout 8 on the lateral wall of axle sleeve 7, it has lockpin rod 10 that runs through main shaft 6 to peg graft in the locating hole 9.

Be equipped with the intercommunicating pore in the one end that hydraulic motor 4 was kept away from to main shaft 6, lockpin pole 10 sliding connection is in the intercommunicating pore, lockpin pole 10 runs through one of main shaft 6 and serves and be equipped with the jack, it has locating lever 11 to peg graft in the jack, lockpin pole 10 keeps away from the diameter of locating lever 11 one end and is greater than locating hole 9, the one end internal rotation of locating lever 11 is connected with swivel 12, through serving swivel 12 joint at lockpin pole 10, can effectually prevent that locating lever 11 from appearing in this hydraulic tree pit earth boring machine course because vibrations and the condition that drops in the jack.

One of main shaft 6 is kept away from to axle sleeve 7 and is served the welding and have drilling rod 13, the welding has helical blade 14 on the lateral wall of drilling rod 13, because axle sleeve 7 is through lockpin pole 10 and locating lever 11 installation to the bottom of main shaft 6, consequently dismantle and install all convenience very, during the installation, align locating hole 9 on the axle sleeve 7 to the intercommunication pore pair of main shaft 6 bottom earlier, insert main shaft 6 in the spout 8 in the axle sleeve 7, then pass lockpin pole 10 along locating hole 9 and intercommunication downthehole.

Then on the lockpin pole 10 runs through one end of locating hole 9, insert locating lever 11 along the jack, can be in the same place main shaft 6 and axle sleeve 7 installation fixed, during the dismantlement, extract locating lever 11 from the jack, then with lockpin pole 10 follow locating hole 9 in extract can, because drilling rod 13 is the welding on axle sleeve 7, when consequently changing drilling rod 13, directly with axle sleeve 7 and drilling rod 13 change together can, change very convenience moreover, can save a large amount of time.

Helical blade 14's diameter is the incremental type setting, helical blade 14 that this kind of diameter incremental type set up, the hole excavated through the rotation appears for the back taper, suitable tree of planting, the survival rate of planting the tree is high, main shaft 6 is kept away from to drilling rod 13 one serves the welding have alloy drill bit 15, alloy's drill bit can be used for a long time, the wear rate is low, because the size in the tree hole of digging depends on helical blade 14's size of a dimension, and helical blade 14 welds on drilling rod 13 again, therefore, if the size in the tree hole of digging out needs to be adjusted, only need dismantle axle sleeve 7 from main shaft 6's bottom, it can to change drilling rod 13 and axle sleeve 7 that helical blade 14 of other sizes corresponds.

The utility model discloses in, when the user used the device, earlier through cylinder 2 and gallows 1, with this hydraulic pressure tree pit excavator fixed mounting on hook machine or forklift, then according to the tree pit size of a dimension that will dig, change the drilling rod 13 that has welded spiral blade 14 of corresponding size of a dimension, then align the locating hole 9 on axle sleeve 7 to the intercommunication hole of main shaft 6 bottom, insert main shaft 6 in the spout 8 in axle sleeve 7, then pass lockpin rod 10 along locating hole 9 and intercommunication downthehole, then on lockpin rod 10 runs through one end of locating hole 9, insert locating lever 11 along the jack, can be fixed together main shaft 6 and axle sleeve 7 installation, accomplish the installation and the fixed of drilling rod 13, and dismantle and change all convenience very, thereby be convenient for according to the needs of planting trees, change the size of tree pit size of digging dimension;

the hydraulic motor 4 is started, the hydraulic motor 4 drives the main shaft 6 to rotate, so that the square sliding groove 8 is limited by the square main shaft 6, the shaft sleeve 7 is used for driving the drill rod 13 to rotate, and then the inverted cone-shaped tree pit is dug out on the ground through the spiral blade 14 welded on the outer side wall of the drill rod 13.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hydraulic tree pit digging machine comprises a hanging bracket (1) and is characterized in that two insertion holes are formed in one end of the hanging bracket (1), cylindrical pins (2) are inserted into the insertion holes, a connecting disc (3) is fixedly connected to one side wall of the hanging bracket (1), a hydraulic motor (4) is fixedly connected to one side wall, away from the hanging bracket (1), of the connecting disc (3), a bearing box (5) is fixedly connected to one side wall, away from the hydraulic motor (4), of the hanging bracket (1), a main shaft (6) penetrating through the connecting disc (3) and the hanging bracket (1) is fixedly connected to one side wall, close to the connecting disc (3), of the hydraulic motor (4), and the main shaft (6) is fixedly connected to the inner ring side wall of the bearing box (5);

install axle sleeve (7) on main shaft (6) keep away from the lateral wall of hydraulic motor (4) one end, be equipped with spout (8) in axle sleeve (7) one end that is close to main shaft (6), main shaft (6) sliding connection is in spout (8), the symmetry is equipped with locating hole (9) of two intercommunication spouts (8) on the lateral wall of axle sleeve (7), it has lockpin pole (10) of running through main shaft (6) to peg graft in locating hole (9), lockpin pole (10) run through one of main shaft (6) and are served and are equipped with the jack, it has locating lever (11) to peg graft in the jack, axle sleeve (7) are kept away from one of main shaft (6) and are served and have drilling rod (13), the welding has helical blade (14) on the lateral wall of drilling rod (.

2. A hydraulic tree pit excavator according to claim 1, characterized in that a swivel (12) is rotatably connected in one end of the positioning rod (11).

3. A hydraulic tree pit excavator according to claim 1, characterized in that the diameter of the end of the locking pin lever (10) remote from the positioning lever (11) is larger than the positioning hole (9).

4. A hydraulic tree pit excavator according to claim 1, characterized in that the bearing box (5) is fixedly attached to the bottom side wall of the hanger (1) by welding.

5. A hydraulic tree pit excavator according to claim 1, characterized in that the end of the drill rod (13) remote from the main shaft (6) is welded with an alloy drill bit (15).

6. A hydraulic tree pit excavator according to claim 1, characterized in that the diameter of the helical blade (14) is arranged incrementally.

7. A hydraulic tree pit excavator according to claim 1, characterized in that the main shaft (6) is square in cross section and the chute (8) is square in matching arrangement with the main shaft (6).