CN219269516U

CN219269516U - Pit digger

Info

Publication number: CN219269516U
Application number: CN202320051292.6U
Authority: CN
Inventors: 鲁芯悦; 李洋
Original assignee: Individual
Current assignee: Guangdong Yuanchen Construction Engineering Co.,Ltd.
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-30
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the technical field of pit diggers, and discloses a pit diggers, which comprises a shell; the inside of casing is provided with fixed frame, the middle part of fixed frame upper surface is through bolt fixedly connected with servo motor, servo motor's motor shaft runs through the top inner wall of fixed frame and with first dwang fixed connection, first dwang passes through the bearing and rotates with the bottom inner wall of fixed frame and be connected, the outside welding of first dwang below has helical blade. The utility model controls the servo motor to work, the first rotating rod can drive the spiral blade to rotate, the first rotating rod can drive the second bevel gear to rotate in the process of driving the first bevel gear to rotate, and the second bevel gear is meshed with the rack to further drive the fixed frame to move downwards, so that the rotating spiral blade penetrates through the hole automatically to perform pit digging operation on the ground, and the pit digging device is convenient and quick.

Description

Pit digger

Technical Field

The utility model relates to the technical field of pit diggers, in particular to a pit diggers.

Background

The pit digger is a forestry machine commonly used in the seedling planting process, and can reduce the labor intensity of workers.

Through retrieving the publication number CN216873815U, discloses a controllable formula earth boring machine for gardens, including the mounting bracket, the bottom fixedly connected with of mounting bracket is four sets of bracing pieces, and four sets of the bracing piece sets up the four corners position in the mounting bracket bottom respectively, the bottom of mounting bracket is provided with four sets of fixed hollow posts, four sets of fixed hollow posts rotate respectively and install four sets of the surface of bracing piece.

In the process of realizing the utility model, the inventor finds that at least the following problems in the prior art are not solved, and the auger is driven to perform pit digging operation by combining the first motor, the second motor and the third motor, so that the use cost is high and the operation is complex.

Therefore, the pit digger is low in use cost and convenient to operate by installing a group of servo motors.

Disclosure of Invention

The utility model aims to provide a pit digger, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pit digger, comprising a shell; the inside of casing is provided with fixed frame, the middle part of fixed frame upper surface is through bolt fixedly connected with servo motor, servo motor's motor shaft runs through the top inner wall of fixed frame and with first dwang fixed connection, first dwang passes through the bearing and rotates with the bottom inner wall of fixed frame to be connected, the outside welding of first dwang below has helical blade, the top of first dwang runs through first bevel gear's middle part and with first bevel gear fixed connection, the opening has been run through at the middle part of casing bottom inner wall, the middle part of fixed frame one side inner wall is connected with the second dwang through the bearing rotation, the other end of second dwang and the middle part welding of second bevel gear, the rear side inner wall of casing is provided with the welding has the rack.

As an alternative of the technical scheme, the first bevel gear is meshed with the second bevel gear, the second bevel gear is meshed with the rack, and the first bevel gear can drive the second bevel gear to stably rotate in the fixed frame.

As an alternative scheme of this application technical scheme, the stopper is installed to the lower extreme symmetry of fixed frame both sides, the vertical spacing groove of having seted up that runs through in middle part of stopper upper surface, the inside sliding connection of spacing groove has the gag lever post, the top and the bottom of gag lever post respectively with the inner wall fixed connection of casing top and bottom, can carry out spacingly to the fixed frame, improves the stability of fixed frame reciprocates in the casing.

As an alternative scheme of this application technical scheme, screw blade and opening swing joint, the casing cooperatees with the size of first dwang, and screw blade can run through the opening and dig pit operation to ground.

As an alternative scheme of this application technical scheme, the top of casing one side is through screw fixedly connected with control panel, control panel's input passes through the wire with external power source and constitutes the electricity to be connected, control panel's output passes through the wire with servo motor's input and constitutes the electricity to be connected.

Compared with the prior art, the utility model has the beneficial effects that the servo motor is controlled to work, the spiral blade can be driven to rotate through the first rotating rod, the second bevel gear can be driven to rotate in the process that the first bevel gear is driven to rotate by the first rotating rod, and the fixed frame is further driven to move downwards through the engagement of the second bevel gear and the rack, so that the spiral blade penetrating through hole which rotates is automatically pushed to perform pit digging operation on the ground, and the pit digging operation is convenient and quick.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a front view of a pit excavator according to the present utility model;

FIG. 2 is a side view of a second bevel gear and rack connection of a pit digger in accordance with the present utility model.

In the figure: the device comprises a shell 1, a fixed frame 11, a servo motor 12, a first rotating rod 13, a spiral blade 14, a first bevel gear 15, a through hole 16, a control panel 17, a second rotating rod 2, a second bevel gear 21, a rack 22, a limiting block 3, a limiting groove 31 and a limiting rod 32.

Detailed Description

Referring to fig. 1-2, the present utility model provides a technical solution: a pit digger, comprising a shell 1; the inside of casing 1 is provided with fixed frame 11, the middle part of fixed frame 11 upper surface is through bolt fixedly connected with servo motor 12, servo motor 12's motor shaft runs through the top inner wall of fixed frame 11 and with first dwang 13 fixed connection, first dwang 13 passes through the bearing and rotates with the bottom inner wall of fixed frame 11 and be connected, the outside welding of first dwang 13 below has helical blade 14, the top of first dwang 13 runs through the middle part of first bevel gear 15 and with first bevel gear 15 fixed connection, opening 16 has been run through at the middle part of casing 1 bottom inner wall, the top of casing 1 one side is through screw fixedly connected with control panel 17, control servo motor 12 work, can drive helical blade 14 and first bevel gear 15 rotation through first dwang 13.

The middle part of fixed frame 11 one side inner wall is connected with second dwang 2 through the bearing rotation, the other end of second dwang 2 and the middle part welding of second bevel gear 21, first bevel gear 15 and second bevel gear 21 meshing, the rear side inner wall of casing 1 sets up the welding has rack 22, second bevel gear 21 and rack 22 meshing, first bevel gear 15 rotation in-process can drive second bevel gear 21 rotation, through second bevel gear 21 and rack 22 meshing, further drive fixed frame 11 and down move in casing 1, thereby promote pivoted helical blade 14 penetration hole 16 voluntarily, carry out the earth and dig pit operation.

The stopper 3 is installed to the lower extreme symmetry of fixed frame 11 both sides, and the middle part of stopper 3 upper surface is vertical runs through and has seted up spacing groove 31, and the inside sliding connection of spacing groove 31 has gag lever post 32, and the inner wall fixed connection of gag lever post 32 top and bottom with casing 1 top and bottom respectively can carry out spacingly to fixed frame 11, improves the stability of fixed frame 11 reciprocating in casing 1.

When the pit digger is used, the use position of the spiral blade 14 is conveniently adjusted through the universal wheel at the bottom side of the shell 1, the servo motor 12 is controlled to work, the spiral blade 14 and the first bevel gear 15 can be driven to rotate through the first rotating rod 13, the first bevel gear 15 is meshed with the second bevel gear 21, the first bevel gear 15 can drive the second bevel gear 21 to rotate, the fixed frame 11 is further driven to move downwards in the shell 1 through the meshing of the second bevel gear 21 and the rack 22, so that the rotating spiral blade 14 penetrates through the hole 16 to dig pits on the ground automatically, and after the pit dig is completed, the servo motor 12 is controlled to work, the first rotating rod 13 is driven to reversely rotate, and the spiral blade 14 is driven to be retracted into the shell 1.

Claims

1. The pit digger is characterized by comprising a shell;

the inside of casing is provided with fixed frame, the middle part of fixed frame upper surface is through bolt fixedly connected with servo motor, servo motor's motor shaft runs through the top inner wall of fixed frame and with first dwang fixed connection, first dwang passes through the bearing and rotates with the bottom inner wall of fixed frame to be connected, the outside welding of first dwang below has helical blade, the top of first dwang runs through first bevel gear's middle part and with first bevel gear fixed connection, the opening has been run through at the middle part of casing bottom inner wall, the middle part of fixed frame one side inner wall is connected with the second dwang through the bearing rotation, the other end of second dwang and the middle part welding of second bevel gear, the rear side inner wall of casing is provided with the welding has the rack.

2. A pit excavator according to claim 1 wherein: the first bevel gear is meshed with a second bevel gear, and the second bevel gear is meshed with a rack.

3. A pit excavator according to claim 1 wherein: limiting blocks are symmetrically arranged at the lower ends of two sides of the fixing frame, limiting grooves are vertically formed in the middle of the upper surface of each limiting block in a penetrating mode, limiting rods are connected to the inside of each limiting groove in a sliding mode, and the top ends and the bottom ends of the limiting rods are fixedly connected with the inner walls of the top ends and the bottom ends of the shell respectively.

4. A pit excavator according to claim 1 wherein: the spiral blade is movably connected with the through hole, and the shell is matched with the first rotating rod in size.

5. A pit excavator according to claim 1 wherein: the upper part of one side of the shell is fixedly connected with a control panel through a screw, the input end of the control panel is electrically connected with an external power supply through a wire, and the output end of the control panel is electrically connected with the input end of the servo motor through a wire.