Tree planting hole digger

Abstract

The utility model discloses an earth boring machine for planting trees, which comprises an earth boring mechanism and a transfer mechanism for carrying the earth boring mechanism, the earth boring mechanism comprises a back frame, two groups of front earth inserting rods, two groups of rear earth inserting rods, an adjusting frame, a lifting component and an earth boring component, each group of rear earth inserting rods is of a T-shaped structure formed by welding a plurality of square tubes, and the adjusting frame is arranged on the back frame. A ground inserting piece is arranged at the bottom end of the T-shaped structure, a back frame is inserted into the upper end of the T-shaped structure, a front ground inserting rod is arranged at the front end of the T-shaped structure, the front ground inserting rod is L-shaped, the rear end of the front ground inserting rod is connected with the front end of the T-shaped structure, and a ground inserting piece is also arranged at the front end of the front ground inserting rod. The front ground inserting rod and the rear ground inserting rod form the four-corner ground inserting device, and the four-corner ground inserting device is higher in stability, so that a pit digging mechanism can complete pit digging operation without being held by hands when working.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of forestry planting, and specifically to a tree planting and hole digging machine. BACKGROUND

[0002] Forestry refers to the production department of protecting ecological environment and maintaining ecological balance, cultivating and protecting forests to obtain timber and other forest products, and utilizing the natural characteristics of trees to play a protective role. Forestry is one of the important components of the national economy. In the biosphere, forestry engages in cultivating, protecting, and utilizing forest resources through advanced scientific technology and management methods, fully utilizes the multiple benefits of forests, and can sustainably manage forest resources to promote the coordinated development of population, economy, society, environment, and resources. Forestry is a basic industry and a social public welfare industry. The most important thing in forestry planting is to plant forestry seedlings, and before planting seedlings, a hole digging device is needed to dig a soil hole.

[0003] When large-scale forestry planting is carried out, excavators and other large equipment are used to dig tree holes. However, for places where large equipment cannot reach, such as mountains, tree holes are often dug by manpower with a shovel, which is low in efficiency. Therefore, some small hole diggers have appeared on the market, such as 1) a hole digger for forestry planting disclosed in publication number CN218941722U, which is driven by a diesel engine to rotate and dig, and a hand-held handle is used to press down and keep vertical to push the soil upwards; 2) a hand-held tree planting hole digging device disclosed in publication number CN216700922U, which uses a motor to drive a spiral blade to dig.

[0004] However, the above-mentioned hole diggers have the problem of needing manpower to hold for a long time. In addition, although small hole digging devices are small in size, they are heavy in weight, so the transportation and movement of hole digging devices also need to be considered. Based on this, the utility model provides a tree planting and hole digging machine, which can be stably inserted into the ground by four ground inserts during operation without the need for hand holding. In addition, the digging position of the hole digging assembly can be adjusted to meet the hole digging requirements near the tree hole, and the problem of needing to reposition due to the deviation of the four ground inserts is avoided. SUMMARY

[0005] The utility model aims to provide a tree planting and hole digging machine, which can be stably inserted into the ground by four ground inserts during operation without the need for hand holding.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a tree planting and hole digging machine, which comprises a hole digging mechanism and a transfer mechanism for carrying the hole digging mechanism, wherein the hole digging mechanism comprises a back frame, a front ground insertion rod, a rear ground insertion rod, an adjusting frame, a lifting assembly and a hole digging assembly, wherein the rear ground insertion rod is provided with two groups, each group of the rear ground insertion rod is a T-shaped structure formed by welding a plurality of square tubes, the bottom end of the T-shaped structure is provided with a ground insertion piece, the upper end of the T-shaped structure is inserted with the back frame, the front end of the T-shaped structure is provided with the front ground insertion rod, the front ground insertion rod is in L shape and the rear end thereof is connected with the front end of the T-shaped structure, and the front end of the front ground insertion rod is also provided with a ground insertion piece. The front ground insertion rod and the rear ground insertion rod form a four-corner ground insertion piece, and the four-corner ground insertion piece is more stable, so that the hole digging mechanism can complete the hole digging operation without hand holding during operation.

[0007] Preferably, the adjusting frame is used for connecting the T-shaped structures of the two rear ground insertion rods, the adjusting frame is provided with a waist-shaped hole on the front and rear sides, and the adjusting frame is provided with a push rod on the two sides. Preferably, the lifting assembly comprises a lower frame, an upper frame, a lead screw, a motor A and a lifting support, the lower frame is in T shape, the front and rear ends of the bottom of the lower frame are provided with sliding shafts which are inserted into the waist-shaped holes and slide, and the side ends of the bottom of the lower frame are provided with push rods which push the lower frame to move relative to the adjusting frame. Preferably, the push rod is a hydraulic push rod, the lower frame can move left and right along the waist-shaped hole through the push rod, and the hole digging assembly can move relative to the adjusting frame, that is, the hole digging position of the hole digging assembly can be adjusted, the hole digging requirement of the adjacent tree hole can be met, and the problem that the four-corner ground insertion piece needs to be repositioned due to positional deviation can be avoided.

[0008] Preferably, the upper frame is connected to the upper side of the lower frame, the inner side of the upper frame is provided with a groove, the lead screw is vertically rotatably connected to the groove, and the upper frame is provided with the motor A which drives the lead screw to rotate on the top side.

[0009] Preferably, the lifting support is slidably connected to the groove and is sleeved on the lead screw, and the hole digging assembly is mounted on the front end of the lifting support. The hole digging assembly comprises an end cover, a speed reducer arranged on the end cover and a helical blade arranged on the lower side of the end cover and connected with the speed reducer. After the four-corner ground insertion piece completes the hole positioning, the hole digging mechanism works, the helical blade is driven to rotate by the speed reducer, the motor A operates synchronously with the speed reducer, the motor A drives the lead screw to rotate, and the lifting support drives the entire end cover, the helical blade and the speed reducer to move downward to realize the effect of loosening the soil and digging the hole.

[0010] Preferably, the side of the back frame facing the upper frame is provided with a guide slide, and the rear end of the upper frame is slidably connected with the guide slide. The guide slide on the back frame can cooperate with the adjusting frame, and the stability of the movement of the hole digging assembly is further improved.

[0011] Preferably, the transfer mechanism comprises a trailer frame, a bracket and a ground insertion loosening piece, the trailer frame is a frame structure provided with rollers on the bottom and a towing rod on the front end, the bracket is arranged on the middle of the rear side of the trailer frame, and the ground insertion loosening piece is arranged on the bottom of the rear side of the trailer frame.

[0012] The ground inserting loosening member is provided with a U-shaped groove matched with the ground inserting member.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、The utility model discloses a four-corner ground inserting type pit digging machine, which comprises a back frame, a front ground inserting rod, a rear ground inserting rod, an adjusting frame, a push rod, a sliding shaft, a lower frame, an upper frame, a screw rod, a motor A, a lifting support, an end cover, a speed reducer, a spiral blade, a trailer frame, a bracket and a ground inserting loosening member.

[0015] 2、The utility model discloses a four-corner ground inserting type pit digging machine, which comprises a back frame, a front ground inserting rod, a rear ground inserting rod, an adjusting frame, a push rod, a sliding shaft, a lower frame, an upper frame, a screw rod, a motor A, a lifting support, an end cover, a speed reducer, a spiral blade, a trailer frame, a bracket and a ground inserting loosening member. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the pit digging mechanism of the utility model;

[0017] Figure 2 It is a structure schematic view of the pit digging mechanism and the transfer mechanism of the utility model;

[0018] Figure 3 It is a state schematic view of the transfer mechanism of the utility model when working.

[0019] In the drawing: 1, back frame; 2, front ground inserting rod; 3, rear ground inserting rod; 4, adjusting frame; 5, push rod; 6, sliding shaft; 7, lower frame; 8, upper frame; 9, screw rod; 10, motor A; 11, lifting support; 12, end cover; 13, speed reducer; 14, spiral blade; 15, trailer frame; 16, bracket; 17, ground inserting loosening member. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] In the description of the utility model, it needs to be explained that, the terms "vertical", "upper", "lower", "horizontal" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0022] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-3 The utility model provides a technical scheme: a tree planting hole digging machine is composed of a hole digging mechanism and a transfer mechanism, wherein the transfer mechanism mainly plays the effect of transferring the hole digging mechanism,

[0024] Please refer to Figure 1 The hole digging mechanism comprises a back frame 1, a front ground inserting rod 2, a rear ground inserting rod 3, an adjusting frame 4, a lifting assembly and a hole digging assembly, wherein the rear ground inserting rod 3 is provided with two groups, each group of the rear ground inserting rod 3 is a T-shaped structure formed by welding a plurality of square tubes, the bottom end of the T-shaped structure is provided with a ground inserting piece, the upper end of the T-shaped structure is inserted with the back frame 1, and the front end of the T-shaped structure is provided with the front ground inserting rod 2, the front ground inserting rod 2 is L-shaped and the rear end thereof is connected with the front end of the T-shaped structure, and the front end of the front ground inserting rod 2 is also provided with a ground inserting piece. The front ground inserting rod 2 and the rear ground inserting rod 3 form a four-corner ground inserting piece, and the four-corner ground inserting piece is more stable, so that the hole digging mechanism can complete the hole digging operation without hand holding during operation.

[0025] In the embodiment, the adjusting frame 4 is used for connecting the T-shaped structures of the two rear ground inserting rods 3, the adjusting frame 4 is provided with a waist-shaped hole on the front and rear sides, and the adjusting frame 4 is provided with a push rod 5 on the two sides. The lifting assembly comprises a lower frame 7, an upper frame 8, a lead screw 9, a motor A 10 and a lifting support 11, wherein the lower frame 7 is T-shaped, the front and rear ends of the bottom of the lower frame 7 are provided with sliding shafts 6 which are inserted into the waist-shaped holes and slide, and the side ends of the bottom of the lower frame 7 are provided with the push rods 5 which are used for pushing the lower frame 7 to move relative to the adjusting frame 4. The push rod 5 is a hydraulic push rod 5, the lower frame 7 can move left and right along the waist-shaped hole through the push rod 5, and the hole digging assembly can further move relatively, that is, the hole digging position of the hole digging assembly can be adjusted, the hole digging requirement of the adjacent tree hole can be met, and the problem that the four-corner ground inserting piece needs to be repositioned due to positional deviation is avoided.

[0026] In the embodiment, the upper frame 8 is connected to the upper side of the lower frame 7, a groove is arranged in the inner side of the upper frame 8, the screw rod 9 is vertically rotatably connected in the groove, and the top side of the upper frame 8 is provided with a motor A10 for driving the rotation of the screw rod 9.

[0027] In the embodiment, the lifting support 11 is slidably connected in the groove and sleeved on the screw rod 9, a hole digging assembly is mounted on the front end of the lifting support 11, the hole digging assembly comprises an end cover 12, a speed reducer 13 arranged on the end cover 12, and a spiral blade 14 arranged on the lower side of the end cover 12 and connected with the speed reducer 13. The working principle of the hole digging mechanism is that after the positioning of the hole is completed by the four-hole insertion, the spiral blade 14 is driven to rotate by the speed reducer 13, the motor A10 is synchronously operated with the speed reducer 13, the motor A10 drives the screw rod 9 to rotate, and the lifting support 11 drives the end cover 12, the spiral blade 14 and the speed reducer 13 to move downward to realize the effect of loosening the soil and digging the hole.

[0028] In the embodiment, the side of the back frame 1 facing the upper frame 8 is provided with a guide slide, and the rear end of the upper frame 8 is slidably connected with the guide slide. The guide slide on the back frame 1 can cooperate with the adjusting frame 4 to further improve the stability of the movement of the hole digging assembly.

[0029] Please refer to Figure 2 In the embodiment, the transfer mechanism comprises a trailer frame 15, a bracket 16 and a ground insertion loosening piece 17, wherein the trailer frame 15 is a frame structure provided with a roller at the bottom and a towing rod at the front end, the bracket 16 is arranged on the middle part of the rear side of the trailer frame 15, and the ground insertion loosening piece 17 is arranged on the bottom of the rear side of the trailer frame 15.

[0030] In the embodiment, the ground insertion loosening piece 17 is provided with a U-shaped groove matched with the ground insertion piece. The ground insertion loosening piece 17 can be inserted into the side edge of the ground insertion piece by using the U-shaped groove, and the ground insertion piece can be loosened (pulled up backward, as shown in Figure 3 The bracket 16 at the front end of the trailer frame 15 supports the hole digging mechanism, and the hole digging mechanism is carried on the transfer mechanism, so that the hole digging mechanism can be transferred out by the transfer mechanism to dig the next plant hole.

[0031] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tree planting hole digger, characterized by, The invention relates to a hole digging mechanism and a transfer mechanism for carrying the hole digging mechanism, wherein the hole digging mechanism comprises a back frame (1), a front ground inserting rod (2), a rear ground inserting rod (3), an adjusting frame (4), a lifting assembly and a hole digging assembly, wherein the rear ground inserting rod (3) is provided with two groups, each group of the rear ground inserting rod (3) is a T-shaped structure formed by welding a plurality of square tubes, the bottom end of the T-shaped structure is provided with a ground inserting piece, the upper end of the T-shaped structure is inserted with the back frame (1), the front end of the T-shaped structure is provided with the front ground inserting rod (2), the front ground inserting rod (2) is L-shaped and the rear end thereof is connected with the front end of the T-shaped structure, and the front end of the front ground inserting rod (2) is also provided with a ground inserting piece.

2. A tree planting and hole digging machine according to claim 1 wherein: The adjusting frame (4) is used for connecting the T-shaped structures of the two rear ground inserting rods (3), the adjusting frame (4) is provided with a waist-shaped hole on the front and rear sides, and the adjusting frame (4) is provided with a push rod (5) on both sides.

3. A tree planting hole digger according to claim 1 wherein: The lifting assembly comprises a lower frame (7), an upper frame (8), a lead screw (9), a motor A (10) and a lifting support (11), wherein the lower frame (7) is T-shaped, the front and rear ends of the bottom of the lower frame (7) are provided with sliding shafts (6) which extend into the waist-shaped holes and slide, and the side ends of the bottom of the lower frame (7) are provided with the push rods (5) which drive the lower frame (7) to move relative to the adjusting frame (4).

4. A tree planter according to claim 3, wherein: The upper frame (8) is connected to the upper side of the lower frame (7), the inner side of the upper frame (8) is provided with a groove, the lead screw (9) is vertically and rotationally connected in the groove, and the top side of the upper frame (8) is provided with the motor A (10) which drives the lead screw (9) to rotate.

5. A tree planting hole digger according to claim 3 wherein: The lifting support (11) is slidably connected in the groove and is sleeved on the lead screw (9), the front end of the lifting support (11) is provided with the hole digging assembly, and the hole digging assembly comprises an end cover (12), a speed reducer (13) provided on the end cover (12), and a helical blade (14) provided on the lower side of the end cover (12) and connected with the speed reducer (13).

6. A tree planter according to claim 1, wherein: The side of the back frame (1) facing the upper frame (8) is provided with a guide sliding groove, and the rear end of the upper frame (8) is slidably connected with the guide sliding groove.

7. A tree planter according to claim 1, wherein: The transfer mechanism comprises a trailer frame (15), a bracket (16) and a ground inserting loosening piece (17), wherein the trailer frame (15) is a frame structure provided with rollers at the bottom and a towing rod at the front end, the bracket (16) is arranged on the rear side of the middle of the trailer frame (15), and the ground inserting loosening piece (17) is arranged on the bottom of the rear side of the trailer frame (15).

8. A tree planter according to claim 7, wherein: The ground inserting loosening piece (17) is provided with a U-shaped groove matched with the ground inserting piece.

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