Handheld earth drilling machine with lithium electric hand drill as power source

Abstract

The utility model discloses a handheld earth drilling machine with a lithium electric hand drill as a power source, which comprises a driving unit, an operating lever mechanism driven by the driving unit and an earth drilling mechanism mounted at the operating lever mechanism through a connecting assembly, and the driving unit comprises a battery base and the lithium electric hand drill mounted at the battery base. According to the soil drilling machine, driving is replaced by a lithium electric hand drill, the soil drilling machine is small in packaging size, light in weight and convenient to carry and operate, the adjustable supporting unit is provided with five-gear length adjusting ranges so that fixing of electric hand drills of different specifications can be met, and the soil drilling machine is more economical and practical; the soil drilling machine has multiple functions, the drilling unit is installed to facilitate drilling and is used for transplanting flowers, trees, fruit trees and the like, the rotary tillage unit is installed to facilitate ploughing and soil loosening and is used for vegetable garden ploughing and the like, and switching operation of the two functions is convenient.

Description

Technical Field

[0001] The utility model relates to the field of earth-drilling machines, and more specifically to a handheld earth-drilling machine using a lithium electric hand drill as a power source. Background Art

[0002] A soil drill is a machine that uses a rotating drill to break up, demolish, and drill holes in soil or rocks to facilitate subsequent land reclamation or engineering construction. Compared with traditional manual reclamation and demolition methods, a soil drill is simple to use and easy to operate, which reduces manpower input and improves work efficiency.

[0003] The garden earth-drilling machine in the prior art is divided into two types: one is a drill driven by a gasoline engine. The disadvantage of this design is that it is not convenient to carry, and the exhaust gas emission of the gasoline engine has a large pollution to the environment; the second is a drill driven by an induction motor. The disadvantage of this design is that it is not convenient to carry. When using it, it needs to be equipped with a power supply and a cable, which has the risk of electric shock; the third is a drill driven by a lithium battery. The disadvantage of this design is that the drill includes a DC motor and a lithium battery pack. The DC motor and the lithium battery pack are specially provided, and the product packaging is large, the cost is high, and the price is high. In addition, the existing drill has a single function, which is not convenient for installing a multi-functional drill structure, and has certain limitations in use. Utility Model Content

[0004] The utility model aims to overcome the defects of the prior art and provides a handheld earth drilling machine using a lithium electric hand drill as a power source.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a handheld earth drilling machine, comprising a driving unit, a joystick mechanism driven by the driving unit, and an earth drilling mechanism installed at the joystick mechanism through a connecting assembly, the driving unit comprising a battery base and a lithium electric hand drill installed at the battery base, the joystick mechanism comprising a first sheath tube and a rotating rod installed in the first sheath tube and driven by the lithium electric hand drill, the cross section of the rotating rod is a regular hexagon, the earth drilling mechanism comprises a driven rod with a regular hexagonal cross section and a second sheath tube installed outside the driven rod, the connecting assembly comprises a fixed sleeve and a clamping sleeve, the fixed sleeve is fixedly connected to the rotating rod, the fixed sleeve has a socket matching the shape of the driven rod, the clamping sleeve surrounds and fixedly connects the first sheath tube and the second sheath tube, an armrest is arranged at the first sheath tube, an adjustable support unit is arranged between the battery base and the armrest, the adjustable support unit comprises two plug rods fixedly connected to the armrest and two sleeves fixed at the battery base, the two plug rods are respectively inserted and fixed in the two sleeves.

[0006] Preferably, the soil drilling mechanism is a drilling unit or a rotary tillage unit, and the soil drilling machine can be in a drilling state and a rotary tillage state. When in the drilling state, the drilling unit is installed at the end of the joystick mechanism, and when in the rotary tillage state, the rotary tillage unit is installed at the end of the joystick mechanism.

[0007] Therefore, when the drilling unit is installed, it is convenient to drill holes to plant seedlings, and when the rotary tillage unit is installed, it is convenient to plow the land, making the geologically hard soil loose.

[0008] Preferably, the drilling unit comprises the driven rod, a second casing tube installed outside the driven rod, and a drill bit installed at an end of the driven rod, and a spiral blade is provided at the end of the drill bit.

[0009] This drives the drill bit to rotate and penetrate the soil, drilling a hole through the spiral blade.

[0010] Preferably, the rotary tilling unit includes the driven rod, a second sheath tube installed on the outside of the driven rod, a rotating shaft driven by the driven rod, and a plurality of rotary tilling wheels installed on the rotating shaft, wherein the rotating shaft has bearings that cooperate with the rotary tilling wheels.

[0011] Thereby driving the rotary tiller wheel to rotate and plow the land.

[0012] Preferably, the adjustable support unit also includes a screw capable of fixing the relative position of the insertion rod and the sleeve, the sleeve has a through hole matching the screw, the insertion rod has a plurality of adjustment through holes matching the screw, the screw passes through two insertion rods and two sleeves, and one of the sleeves is provided with a nut matching the screw.

[0013] Therefore, by adjusting the relative positions of the plug rod and the sleeve, lithium-powered hand drills of different specifications can be fixed, making the earth-drilling machine more economical and practical.

[0014] Preferably, the head of the screw has a knob portion.

[0015] Therefore, the screw rod can be conveniently installed through the knob portion, and the length range of the insertion rod into the sleeve can be conveniently adjusted.

[0016] Preferably, each insertion rod has five adjustment through holes, and the five adjustment through holes on one insertion rod correspond one to one with the five adjustment through holes on another insertion rod.

[0017] The adjustable support unit thus has a 5-step length adjustment range.

[0018] Preferably, the first sheath tube and the second sheath tube are both made of aluminum alloy material.

[0019] Preferably, the armrest is made of plastic.

[0020] Therefore, it is light in texture and easy to operate.

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] 1. The earth-drilling machine of the present application is driven by a lithium-powered hand drill, has a small packaging size, is light in weight, is easy to carry and easy to operate, and the adjustable support unit is designed with a 5-speed length adjustment range to meet the fixation of hand drills of different specifications, making the earth-drilling machine more economical and practical.

[0023] 2. The soil drill of the present application has multiple functions. Installing a drilling unit facilitates drilling, which is used for transplanting flowers, trees, fruit trees, etc. Installing a rotary tillage unit facilitates plowing and loosening the soil, which is used for cultivating vegetable gardens, etc., and the conversion between the two functions is easy to operate.

[0024] 3. The earth-drilling machine of the present application adopts a modular design and has the function of rapid assembly and disassembly, which is convenient for installation and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of drilling status;

[0026] Figure 2 for Figure 1 Schematic diagram of component separation;

[0027] Figure 3 for Figure 2 Schematic diagram from another perspective;

[0028] Figure 4 It is a schematic diagram of rotary tillage state;

[0029] Figure 5 for Figure 4 Schematic diagram from another perspective (one of the sleeves is hidden for clarity).

[0030] Explanation of the reference numerals: 1 battery base; 2 lithium electric hand drill; 3 joystick mechanism; 3.1 first casing tube; 3.2 rotating rod; 4.1 driven rod; 4.2 second casing tube; 4.3 drill bit; 4.4 spiral blade; 4.5 rotating shaft; 4.6 rotary tiller; 5 connecting assembly; 5.1 fixed casing; 5.2 clamping casing; 6 handrail; 7 adjustable support unit; 7.1 insertion rod; 7.2 sleeve; 7.3 screw; 7.4 adjustment perforation. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] The utility model provides Figure 1-5 The handheld earth-drilling machine shown in the figure uses a lithium-ion electric drill 2 as a power source, and includes a driving unit, a joystick mechanism 3 driven by the driving unit, and an earth-drilling mechanism installed at the joystick mechanism 3 through a connecting assembly 5. The driving unit includes a battery base 1 and a lithium-ion electric drill 2 installed at the battery base 1. The joystick mechanism 3 includes a first sheath tube 3.1 and a rotating rod 3.2 installed in the first sheath tube 3.1 and driven by the lithium-ion electric drill 2. The cross section of the rotating rod 3.2 is a regular hexagon. The earth-drilling mechanism includes a driven rod 4.1 with a regular hexagonal cross section and a second sheath tube 4.2 installed outside the driven rod 4.1. The connecting assembly 5 is provided. Component 5 includes a fixed sleeve 5.1 and a clamping sleeve 5.2, wherein the fixed sleeve 5.1 is fixedly connected to the rotating rod 3.2, and the fixed sleeve 5.1 has a socket matching the shape of the driven rod 4.1, and the clamping sleeve 5.2 surrounds and fixedly connects the first sheath tube 3.1 and the second sheath tube 4.2, and the first sheath tube 3.1 is provided with an armrest 6, and an adjustable support unit 7 is provided between the battery base 1 and the armrest 6, and the adjustable support unit 7 includes two insertion rods 7.1 fixedly connected to the armrest 6 and two sleeves 7.2 fixed at the battery base 1, and the two insertion rods 7.1 are respectively inserted and fixed in the two sleeves 7.2.

[0033] The soil drilling mechanism is a drilling unit or a rotary tillage unit. The soil drilling machine can be in a drilling state and a rotary tillage state. When in the drilling state, the drilling unit is installed at the end of the joystick mechanism 3, and when in the rotary tillage state, the rotary tillage unit is installed at the end of the joystick mechanism 3; the drilling unit includes the driven rod 4.1, a second sheath tube 4.2 installed on the outside of the driven rod 4.1, and a drill bit 4.3 installed at the end of the driven rod 4.1, and the end of the drill bit 4.3 is provided with a spiral blade 4.4; the rotary tillage unit includes the driven rod 4.1, a second sheath tube 4.2 installed on the outside of the driven rod 4.1, and a spiral blade 4.4 is provided at the end of the drill bit 4.3. A driving rotating shaft 4.5 and a plurality of rotary tilling wheels 4.6 mounted on the rotating shaft 4.5, the rotating shaft 4.5 having a bearing matched with the rotary tilling wheel 4.6; the adjustable supporting unit 7 also includes a screw rod 7.3 capable of fixing the relative position of the insertion rod 7.1 and the sleeve 7.2, the sleeve 7.2 having a through hole matched with the screw rod 7.3, the insertion rod 7.1 having a plurality of adjustment through holes 7.4 matched with the screw rod 7.3, the screw rod 7.3 passes through two insertion rods 7.1 and two sleeves 7.2, one of the sleeves 7.2 is provided with a nut matched with the screw rod 7.3; the end of the screw rod 7.3 has a knob portion.

[0034] Working principle: The earth-drilling machine of the present application is driven by a lithium-electric hand drill, with a small packaging size, light weight, easy to carry and easy to operate, and the adjustable support unit is designed with a 5-speed length adjustment range to meet the fixation of hand drills of different specifications, making the earth-drilling machine more economical and practical. The earth-drilling machine of the present application has multiple functions. The installation of the drilling unit is convenient for drilling holes, which is used for transplanting flowers, trees, fruit trees, etc. The installation of the rotary tillage unit is convenient for plowing and loosening the soil, which is used for vegetable garden cultivation, etc., and the two functions are easy to convert and operate, and the lithium-electric hand drill can also be used as a tool alone. The earth-drilling machine of the present application adopts a modular design, which has the function of quick assembly and disassembly, and is easy to install and maintain. The handrail components are made of plastic parts, and the first sheath tube and the second sheath tube are both made of aluminum alloy, so that the whole machine has a novel appearance and light weight, and a lightweight design is achieved.

[0035] Specifically, different drilling mechanisms are selected and installed according to needs, the driven rod and the rotating rod are connected through the connecting assembly, and the drill chuck of the lithium-electric hand drill clamps the rotating rod. Then, the length of the insertion rod into the sleeve is adjusted according to the actual lithium-electric hand drill, and the lithium-electric hand drill is fixed to the battery base. The lithium-electric hand drill is started, and the rotating rod is driven to drive the driven rod to rotate, thereby driving the drilling mechanism to work.

[0036] Although the present invention has been illustrated and described with respect to preferred embodiments, those skilled in the art will appreciate that various changes and modifications may be made to the present invention without departing from the scope of the present invention as defined by the claims.

Claims

1. A handheld earth-drilling machine with a lithium-powered hand drill as a power source, characterized in that: The invention comprises a driving unit, a joystick mechanism driven by the driving unit, and a soil drilling mechanism installed at the joystick mechanism through a connecting assembly, wherein the driving unit comprises a battery base and a lithium electric hand drill installed at the battery base, the joystick mechanism comprises a first casing tube and a rotating rod installed in the first casing tube and driven by the lithium electric hand drill, the cross section of the rotating rod is a regular hexagon, the soil drilling mechanism comprises a driven rod with a regular hexagonal cross section and a second casing tube installed outside the driven rod, the connecting assembly comprises a fixed casing and a clamping casing, the fixed casing is fixedly connected to the rotating rod, the fixed casing has a socket matching the shape of the driven rod, the clamping casing surrounds and fixedly connects the first casing tube and the second casing tube, an armrest is arranged at the first casing tube, an adjustable support unit is arranged between the battery base and the armrest, the adjustable support unit comprises two insertion rods fixedly connected to the armrest and two sleeves fixed at the battery base, the two insertion rods are respectively inserted and fixed in the two sleeves.

2. The handheld earth-drilling machine with the lithium-powered hand drill as the power source according to claim 1 is characterized in that: The soil drilling mechanism is a drilling unit or a rotary tillage unit. The soil drilling machine can be in a drilling state and a rotary tillage state. When in the drilling state, the drilling unit is installed at the end of the joystick mechanism, and when in the rotary tillage state, the rotary tillage unit is installed at the end of the joystick mechanism.

3. The handheld earth-drilling machine with the lithium-powered hand drill as the power source according to claim 2 is characterized in that: The drilling unit comprises the driven rod, a second sheath tube installed outside the driven rod, and a drill bit installed at the end of the driven rod, wherein a spiral blade is arranged at the end of the drill bit.

4. The handheld earth-drilling machine with a lithium-powered hand drill as a power source according to claim 2, characterized in that: The rotary tilling unit includes the driven rod, a second sleeve tube installed on the outside of the driven rod, a rotating shaft driven by the driven rod, and a plurality of rotary tilling wheels installed on the rotating shaft, wherein the rotating shaft has bearings that cooperate with the rotary tilling wheels.

5. The handheld earth-drilling machine with a lithium-powered hand drill as a power source according to claim 1, characterized in that: The adjustable support unit also includes a screw capable of fixing the relative position of the insertion rod and the sleeve, the sleeve has a through hole matching the screw, the insertion rod has a plurality of adjustment through holes matching the screw, the screw passes through two insertion rods and two sleeves, and one of the sleeves is provided with a nut matching the screw.

6. The handheld earth-drilling machine with a lithium-powered hand drill as a power source according to claim 5, characterized in that: The head of the screw rod has a knob portion.

Images