Ice drilling and ground drilling device with simple structure

Abstract

The utility model discloses an ice and ground drilling device with a simple structure, which comprises an electric drill main body, the electric drill main body comprises a shell component, and a main handle is arranged on the shell component; the circuit board and the motor assembly are respectively and fixedly arranged in the shell assembly; the speed reduction output shaft assembly is fixedly arranged on the shell assembly and is in transmission connection with the motor assembly; the battery assembly is detachably and electrically connected to the shell assembly; the auxiliary handle assembly is detachably connected to the speed reduction output shaft assembly, and the auxiliary handle assembly and the main handle are arranged at an angle of 180 degrees; the circuit board is electrically connected with the motor assembly and the battery assembly. The motor assembly drives the ice drill bit or the ground drill bit to conduct drilling operation through the speed reduction output shaft assembly, rotation speed and torsion output do not need to be adjusted, and therefore the device has the advantages of being simple in structure and convenient to use. And meanwhile, the auxiliary handle assembly and the main handle are respectively grabbed by two hands for operation and use, so that the device is convenient to operate and control.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric drill device technical field, especially a simple structure's ice drilling and ground drilling device. BACKGROUND

[0002] Before, people need to carry out drilling on the ground or ice generally is to carry out manual drilling, but manual drilling not only is time -consuming and labor -intensive, and the effect of drilling is poor, and it is difficult to drill ideal hole, in order to overcome the above-mentioned defects of manual drilling, people invented various automatic drilling machines, and the existing automatic drilling machine is generally transformed by electric drill, and its structure is relatively complex, needs to adjust corresponding speed and torque output for different operation needs, when user uses, if uses high speed gear to drill ground or drill ice operation, it is easy to cause motor load to be larger, thereby damaging motor, if user does not adjust torque properly in actual use, it is also easy to cause to make no force or cause drill bit damage, simultaneously, the vibration is big in the process of drilling ice or drilling ground, and single hand grips handle and is not good operation, therefore provides a simple structure's ice drilling and ground drilling device for solving the above-mentioned problems. SUMMARY

[0003] One of the purposes of the utility model is to provide a simple structure's ice drilling and ground drilling device to solve the problem of the complex structure of the existing ice drilling and ground drilling device.

[0004] The simple structure's ice drilling and ground drilling device can be realized by the following technical solutions.

[0005] The simple structure's ice drilling and ground drilling device includes an electric drill main body, which includes a shell assembly, the shell assembly is a hollow cavity with a 7 shape, a main handle is arranged on the shell assembly, a circuit board and a motor assembly are fixedly arranged in the shell assembly, a speed reduction output shaft assembly is fixedly arranged on the shell assembly and is in transmission connection with the motor assembly, a battery assembly is detachably electrically connected to the shell assembly, a sub-handle assembly is detachably connected to the speed reduction output shaft assembly, and the sub-handle assembly is arranged at an angle of 180 degrees with the main handle.

[0006] The circuit board is electrically connected to the motor assembly and the battery assembly.

[0007] In one embodiment, a switch key and a switch key are arranged on the shell assembly, and the two are electrically connected to the circuit board.

[0008] In one embodiment, the shell assembly further includes a main cavity and a connecting part, the main cavity, the main handle and the connecting part are sequentially connected, and the battery assembly is detachably connected to the connecting part and can be electrically connected to the circuit board.

[0009] In one of the embodiments, the motor assembly comprises a motor body and a cooling fan; the motor body is fixedly arranged in the main cavity and can be reversely rotated; the speed reduction output shaft assembly and the cooling fan are respectively connected to opposite ends of the rotating shaft of the motor body.

[0010] In one of the embodiments, the motor body is a brushless motor.

[0011] In one of the embodiments, the speed reduction output shaft assembly comprises a one-piece speed reduction box body which is a hollow cavity with two open ends, the speed reduction box body is fixedly arranged on the shell assembly; a speed reduction transmission mechanism arranged in the speed reduction box body and connected to the motor body; a first bearing and a second bearing arranged in the speed reduction box body and concentrically arranged; an output shaft sequentially penetrating through the second bearing, the first bearing and the speed reduction transmission mechanism.

[0012] In one of the embodiments, the upper end of the speed reduction box body is provided with a mounting hole, the mounting hole is provided with a second internal thread, and one end of the auxiliary handle assembly is detachably threadedly connected in the mounting hole.

[0013] In one of the embodiments, the output shaft is a hollow rod body, the inner wall of which is provided with a first internal thread, and the ice drill bit or the ground drill bit is detachably threadedly connected with the first internal thread through a corresponding shaft coupling.

[0014] In one of the embodiments, the auxiliary handle assembly comprises a connecting screw rod, one end of which is detachably threadedly connected in the mounting hole; an auxiliary handle body fixedly arranged on the other end of the connecting screw rod, which is arranged at 180 degrees with the main handle.

[0015] In one of the embodiments, the ice and ground drilling device with simple structure further comprises a lighting lamp and a display screen, which are respectively arranged on the shell assembly and electrically connected with the circuit board; the lighting lamp is arranged below the speed reduction output shaft assembly and the light emitted thereby is parallel to the axial direction of the speed reduction output shaft assembly.

[0016] Compared with the prior art, the ice and ground drilling device with simple structure has the following beneficial effects:

[0017] The utility model discloses a simple structure's ice and ground drilling device, and the motor assembly drives the ice drill bit or the ground drill bit to directly carry out the drilling operation through the reduction output shaft assembly, does not need to carry out the adjustment of the rotating speed and the torsional force output, so that the device has the characteristics of simple structure and convenient to use, through the operation of the use of two hands respectively gripping the auxiliary handle assembly and the main handle, the user is conveniently stably controlled to the device, through the adoption of the integral moulding metal material reduction gearbox, effectively guarantee the concentricity of first bearing and second bearing, thereby effectively guarantee the output steady and reliable of output shaft, simultaneously, the auxiliary handle assembly and battery assembly adopt detachable connection setting, and the device is convenient to store and transport. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced to the drawing needed in the embodiment, it should be understood, the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the range, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0019] Figure 1 It is a structure schematic diagram of the utility model discloses a simple structure's ice and ground drilling device,

[0020] Figure 2 It is Figure 1 It is another view structure schematic diagram of the utility model discloses a simple structure's ice and ground drilling device,

[0021] Figure 3 It is Figure 1 It is the explosion structure schematic diagram of the utility model discloses a simple structure's ice and ground drilling device, including electric drill main body,

[0022] Figure 4 It is Figure 3 It is the cross section structure schematic diagram of electric drill main body,

[0023] Figure 5 It is Figure 3 It is the explosion structure schematic diagram of electric drill main body, including reduction gearbox,

[0024] Figure 6 It is Figure 5 It is the structure schematic diagram of reduction gearbox.

[0025] Indicated in the figure: 10, ice and ground drilling device; 11, electric drill main body; 111, shell assembly; 1111, main cavity; 11111, heat dissipation hole; 1112, main handle; 11121, key hole; 11122, first anti-skid pattern; 1113, connecting part; 112, circuit board; 113, motor assembly; 1131, motor main body; 1132, heat dissipation fan; 114, speed reduction output shaft assembly; 1141, speed reduction box body; 11411, fixing hole; 11412, mounting hole; 11413, first bearing groove; 11414, second bearing groove; 1142, speed reduction transmission mechanism; 1143, first bearing; 1144, second bearing; 1145, output shaft; 11451, first internal thread; 115, switch key; 116, illuminating lamp; 117, display screen; 12, battery assembly; 13, auxiliary handle assembly; 131, connecting screw; 132, auxiliary handle main body; 1321, second anti-skid pattern. DETAILED DESCRIPTION

[0026] To make the objectives, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art without creative work based on the embodiments in the present application belong to the scope of protection of the present application.

[0028] Please refer to Figures 1-3 The utility model discloses a simple structure's ice and ground drilling device 10 mainly includes electric drill main body 11, battery assembly 12 and auxiliary handle assembly 13, electric drill main body 11 is power main body, ice drill head or ground drill head detachable transmission connection is in electric drill main body 11, and electric drill main body 11 drives ice drill head, ground drill head to carry out ice drilling or ground drilling operation respectively, battery assembly 12 detachable electric connection is in electric drill main body 11, and it provides electric energy for electric drill main body 11, and auxiliary handle assembly 13 detachable connection is in electric drill main body 11, and it is set up 180 degrees with main handle 1112 on electric drill main body 11, and such design, the convenient two-hand grip main handle 1112 and auxiliary handle assembly 13, and the detachable connection of auxiliary handle assembly 13 and battery assembly 12 sets up, and the storage and transportation of ice and ground drilling device 10 are convenient.

[0029] Please refer to Figures 1-5As shown, in the embodiment, the electric drill body 11 comprises a shell assembly 111, a circuit board 112, a motor assembly 113, a speed reduction output shaft assembly 114, a switch button 115, an illuminating lamp 116 and a display screen 117; the shell assembly 111 is a hollow cavity in the shape of 7; the circuit board 112 and the motor assembly 113 are fixedly arranged in the shell assembly 111 respectively, the circuit board 112 is electrically connected with the motor assembly 113, the speed reduction output shaft assembly 114, the switch button 115, the illuminating lamp 116 and the display screen 117 respectively; the speed reduction output shaft assembly 114 is fixedly arranged on the shell assembly 111 and is in transmission connection with the motor assembly 113, an ice drill bit or a ground drill bit is detachably and in transmission connection with the speed reduction output shaft assembly 114, the motor assembly 113 drives the ice drill bit or the ground drill bit to perform drilling operation through the speed reduction output shaft assembly 114; the switch button 115, the illuminating lamp 116 and the display screen 117 are arranged on the shell assembly 111 respectively and in penetration, the switch button 115 is used to control the operation of the motor assembly 113, the illuminating lamp 116 is arranged below the speed reduction output shaft assembly 114 and the light emitted thereby is parallel to the axial direction of the speed reduction output shaft assembly 114, the illuminating lamp 116 is used to perform illumination operation during the drilling process of the ice drill bit or the ground drill bit, and the display screen 117 is used to display the electric quantity of the battery assembly 12 in real time. In the embodiment, a switching button (not shown) is also arranged in penetration on the shell assembly 111, the switching button is electrically connected with the circuit board 112, and the switching button is used to control the forward and reverse rotation operation of the motor assembly 113.

[0030] As shown in Figure 4 and Figure 5 As shown, in the embodiment, the shell assembly 111 comprises a main cavity 1111, a main handle 1112 and a connecting part 1113 arranged in sequence from top to bottom; the main cavity 1111 and the main handle 1112 are hollow cavities, the motor assembly 113 is arranged in the main cavity 1111, the illuminating lamp 116 and the display screen 117 are fixedly arranged in penetration on the main cavity 1111 respectively and are electrically connected with the circuit board 112 respectively, the circuit board 112 is fixedly arranged in the main handle 1112, and the switch button 115 is arranged in penetration on the main handle 1112 in activity and is electrically connected with the circuit board 112; the battery assembly 13 is detachably and in clamping arrangement on the connecting part 1113 and is electrically connected with the circuit board 112. Specifically, a plurality of heat dissipation holes 11111 are arranged in penetration on the main cavity 1111, the positions of the plurality of heat dissipation holes 11111 correspond to the position of the motor assembly 113, so as to facilitate heat dissipation operation of the heat generated by the motor assembly 113; a button hole 11121 is arranged in penetration on the main handle 1112, and the switch button 115 is arranged in penetration on the main handle 1112 in activity through the button hole 11121; a plurality of first anti-skid lines 11122 are arranged on the outer side of the main handle 1112, and the first anti-skid lines 11122 increase the friction force between the main handle 1112 and the palm of the user.

[0031] Please refer to Figure 4 and Figure 5 In the embodiment, the circuit board 112 is electrically connected with the motor assembly 113, the speed reduction output shaft assembly 114, the switch button 115, the illuminating lamp 116 and the display screen 117 respectively. The control technology adopted is prior art, and thus the specific control process and the adopted model are not described herein, as long as the application is met. In the embodiment, the motor assembly 113 comprises a motor main body 131 and a cooling fan 132. The motor main body 131 is fixedly arranged in the main cavity 1111 and can be reversely rotated. The speed reduction output shaft assembly 114 and the cooling fan 132 are respectively drivingly connected to opposite ends of a rotating shaft of the motor main body 131. The motor main body 131 synchronously drives the speed reduction output shaft assembly 114 and the cooling fan 132 to rotate. The speed reduction output shaft assembly 114 drives the ice drill bit or the ground drill bit to perform drilling operation. The cooling fan 132 performs heat dissipation operation on the heat generated by the motor main body 131. Specifically, the motor main body 131 is a brushless motor.

[0032] Please refer to Figure 4 and Figure 5 In the embodiment, the speed reduction output shaft assembly 114 comprises a speed reduction box body 1141, a speed reduction transmission mechanism 1142, a first bearing 1143, a second bearing 1144 and an output shaft 1145. The speed reduction box body 1141 is a hollow cavity with open ends and is fixedly arranged on the shell assembly 111. The speed reduction transmission mechanism 1142 is arranged in the speed reduction box body 1141 and is drivingly connected with the motor main body 131. The speed reduction transmission mechanism 1142 reduces the rotating speed of the motor main body 131 and increases the output torque thereof. The first bearing 1143 and the second bearing 1144 are arranged in the speed reduction box body 1141 and are concentrically arranged. The output shaft 1145 is drivingly connected with the speed reduction transmission mechanism 1142 in sequence through the second bearing 1144 and the first bearing 1143. The ice drill bit or the ground drill bit is detachably drivingly connected with the output shaft 1145. Specifically, the speed reduction transmission mechanism 1142 is a single-stage planetary speed reduction mechanism or a multi-stage planetary speed reduction mechanism. Preferably, the speed reduction transmission mechanism 1142 is a multi-stage planetary speed reduction mechanism, which facilitates increasing the output torque of the motor main body 131.

[0033] Please refer to Figure 5 and Figure 6As shown, specifically, the reduction gearbox 1141 adopts an integrally formed metal shell, thereby effectively ensuring the concentricity of the first bearing 1143 and the second bearing 1144, so that the output of the output shaft 1145 is stable and reliable; a plurality of fixing holes 11411 are provided through the reduction gearbox 1141, and a fastening screw passes through the plurality of fixing holes 11411 in sequence to fixedly install the reduction gearbox 1141 on the main cavity 1111; an installation hole 11412 is provided through the upper end of the reduction gearbox 1141, a second internal thread is arranged in the installation hole 11412, and one end of the auxiliary handle assembly 13 is detachably threadedly connected in the installation hole 11412; the reduction gearbox 1141 is respectively provided with a first bearing groove 11413 and a second bearing groove 11414, and the outer rings of the first bearing 1143 and the second bearing 1144 are fixedly arranged in the first bearing groove 11413 and the second bearing groove 11414 respectively. Specifically, the output shaft 1145 is a hollow rod body, and a first internal thread 11451 is arranged on the inner wall of the output shaft 1145, and the ice drill bit or the ground drill bit is detachably threadedly connected with the first internal thread 11451 through a corresponding shaft coupling.

[0034] Please refer to Figures 1-3 As shown, in the embodiment, the battery assembly 12 adopts a polymer lithium ion battery; the auxiliary handle assembly 13 comprises a connecting screw rod 131 and an auxiliary handle body 132, one end of the connecting screw rod 131 is detachably threadedly connected in the installation hole 11412 of the reduction gearbox 1141, and the auxiliary handle body 132 is fixedly arranged on the other end of the connecting screw rod 131 and arranged at 180 degrees with the main handle 1112. Specifically, a plurality of second anti-skid lines 1321 are arranged on the outer side of the auxiliary handle body 132, and the friction between the auxiliary handle body 132 and the palm of the user is increased through the second anti-skid lines 1321.

[0035] It should be noted that the specific working process of the ice and ground drilling device 10 with a simple structure is as follows: the switch button 15 is pressed to drive the motor body 1131 to rotate forward, the motor body 1131 synchronously drives the cooling fan 1132 and the reduction transmission mechanism 1142 to rotate, the cooling fan 1132 is used for cooling the motor body 1131, the reduction transmission mechanism 1142 drives the output shaft 1145 to drive the ice drill bit or the ground drill bit to rotate, and both hands are used to hold the main handle 1112 and the auxiliary handle body 132 to perform drilling operation; after the drilling is completed, the motor body 1131 is reversed through the switching button (not shown in the figure), and the ice drill bit or the ground drill bit is driven to rotate reversely through the reduction transmission mechanism 1142 and the output shaft 1145 in sequence.

[0036] Any combination of the technical features in the above-described embodiments can be made, and for the sake of brevity, not all possible combinations are described, however, as long as the combination of the technical features does not exist in contradiction, it shall be considered as the scope of the description.

[0037] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled person in the art, under the premise of not departing from the utility model concept, a number of modifications and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be subject to the appended claims.

Claims

1. A simple structure of ice drilling and earth boring apparatus, characterized by, The utility model relates to a kind of electric drill, including: Electric drill body, including shell assembly, the shell assembly is hollow cavity of 7-shaped, main handle is arranged on it; Respectively fixedly arranged in the circuit board and motor assembly in the shell assembly;Fixedly arranged on the shell assembly and with the motor assembly transmission connection reduction output shaft assembly; Battery assembly, which is detachably electrically connected to the shell assembly; Sub-handle assembly, which is detachably connected to the reduction output shaft assembly, is arranged at 180 degrees with the main handle; Wherein, the circuit board is electrically connected with the motor assembly, the battery assembly respectively.

2. A simple structure ice-drilling and ground-drilling apparatus according to claim 1, wherein Switch key and switch key are respectively arranged through the shell assembly, and they are respectively electrically connected with the circuit board.

3. A simple structure ice-drilling and ground-drilling apparatus according to claim 2, wherein The shell assembly further includes a main cavity and a connecting portion; the main cavity, the main handle and the connecting portion are sequentially connected and arranged, and the battery assembly is detachably clamped and connected to the connecting portion and can be electrically connected with the circuit board.

4. A simple structure ice-drilling and ground-drilling apparatus according to claim 3, wherein The motor assembly includes a motor body and a cooling fan; the motor body is fixedly arranged in the main cavity and can be forward and reverse rotated; the reduction output shaft assembly and the cooling fan are respectively transmission connected on opposite ends of the motor body rotating shaft.

5. A simple structure ice-drilling and ground-drilling apparatus according to claim 4, wherein The motor body is a brushless motor.

6. A simple structure ice-drilling and ground-drilling apparatus according to claim 4, wherein The reduction output shaft assembly includes an integrally formed reduction box, which is a hollow cavity with open ends, and the reduction box is fixedly arranged on the shell assembly; a reduction transmission mechanism is arranged in the reduction box and transmission connected with the motor body; a first bearing and a second bearing are respectively arranged in the reduction box, and the two are concentrically arranged; an output shaft is transmission connected through the second bearing, the first bearing and the reduction transmission mechanism in sequence.

7. A simple structure ice-drilling and ground-drilling apparatus according to claim 6, wherein The upper end of the reduction box is provided with a mounting hole, and the mounting hole is provided with a second internal thread, and one end of the sub-handle assembly is detachably threadedly connected in the mounting hole.

8. A simple structure ice-drilling and ground-drilling apparatus according to claim 6, wherein The output shaft is a hollow rod, and a first internal thread is arranged on the inner wall of the output shaft, and an ice drill bit or a ground drill bit is detachably threadedly connected with the first internal thread through a corresponding shaft coupling.

9. A simple structure ice-drilling and ground-drilling apparatus according to claim 7, wherein The sub-handle assembly includes a connecting screw rod, one end of which is detachably threadedly connected in the mounting hole; a sub-handle body is fixedly arranged on the other end of the connecting screw rod, and is arranged at 180 degrees with the main handle.

10. A simple structure ice-drilling and ground-drilling apparatus according to any one of claims 1 to 9, characterized in that, It further includes a lighting lamp and a display screen, which are respectively arranged through the shell assembly and are respectively electrically connected with the circuit board; the lighting lamp is arranged below the reduction output shaft assembly, and the light emitted thereby is parallel to the axial direction of the reduction output shaft assembly.

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