CN216741337U

CN216741337U - Head and cordless ice chiseling machine

Info

Publication number: CN216741337U
Application number: CN202123108433.3U
Authority: CN
Inventors: 柯亨棋; 柯亨钊
Original assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Current assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-14
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to a machine head and a cordless ice chiseling machine, which comprises a machine shell part; the machine shell is provided with a power assembly, a speed reduction assembly and an output assembly from top to bottom; the opening of the shell part is provided with a hood to cover the opening; one end of the output assembly is internally arranged in the machine shell and matched with the speed reducing assembly, and the other end of the output assembly extends to the outside of the machine shell and can be connected with an ice breaking cutter; the shell comprises a shell for accommodating the power part and a speed reducing seat for accommodating the speed reducing component; wherein, the casing and the speed reducing seat are formed by integral molding. The utility model discloses a wireless machine of sinking ice, structural design is reasonable, and daily operation is simple and convenient, especially adopts the casing portion of integral type, gives up the pinion stand and directly shapes the pinion stand in the casing portion to reduce manufacturing cost, simultaneously, the quality of complete machine also reduces, more convenient operation.

Description

Head and cordless ice chiseling machine

Technical Field

The invention relates to the technical field of ice chiseling machines, in particular to a machine head and a cordless ice chiseling machine.

Background

An ice chiseling machine is equipment for breaking ice and removing ice, at present, when ice breaking operation is carried out on river surfaces in winter, an ice pick or ice \38249isusually used, time and labor are wasted, carrying is troublesome, noise is very high, certain negative effects are brought to the surrounding environment, and the ice breaking mode has certain danger, so that the ice surface is easy to shake, large-area ice surface cracking is caused, and danger is generated.

In order to overcome the above technical problems, recently, a power ice drill has been studied, for example, chinese utility model patent with publication number CN209653960U, which adopts a planetary gear assembly to be disposed in a mounting seat to be connected with an outer rotor in a matching manner, and has some disadvantages, and a mounting seat is additionally provided to assemble the planetary gear assembly, which results in increased daily installation procedures, large overall volume and heavy overall weight, especially increases the production cost of the mounting seat, and thus needs to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a cordless ice chiseling machine, which adopts an integrally formed shell part, reduces the production cost and the whole weight on the whole and is convenient for an operator to use and operate.

The utility model relates to a machine head, which comprises a machine shell part; the machine shell is provided with a power assembly, a speed reduction assembly and an output assembly from top to bottom;

the opening of the shell part is provided with a hood to cover the opening;

one end of the output assembly is internally arranged in the machine shell and matched with the speed reducing assembly, and the other end of the output assembly extends to the outside of the machine shell and can be connected with an ice breaking cutter;

the shell comprises a shell for accommodating the power part and a speed reducing seat for accommodating the speed reducing component; wherein, the casing and the speed reducing seat are formed by integral molding.

Preferably, the power assembly, the speed reduction assembly and the output assembly are built in the housing and located on the same axis.

Preferably, the output assembly comprises an output shaft and a connecting block sleeved at the head end of the output shaft;

the connecting block comprises a plurality of connecting pieces which are distributed equally, and the connecting pieces are provided with connecting channels which penetrate through the connecting pieces.

Preferably, the speed reducing assembly comprises a planetary gear and a plurality of connecting shafts embedded in the rotating end of the planetary gear;

the speed reduction assembly is arranged in the connecting channel through the connecting shaft so as to drive the output assembly to rotate.

Preferably, the rotating shaft of the power assembly passes through the axle center of the planetary gear and is meshed with the planetary gear.

Preferably, the power assembly is a brushless motor.

A cordless ice chiseling machine comprises a machine head, a handheld portion used for fixing a machine head portion and a rechargeable power source used for providing driving force.

Preferably, the hand-held part comprises a support frame of the shell for fixing and holding parts positioned at two sides of the support frame; a speed regulating switch is arranged in the holding part;

the speed regulating switch controls the brushless motor to be started or not through the control panel.

Preferably, the rechargeable power supply is disposed at the housing through a battery slot;

wherein the rechargeable power supply adopts a lithium battery pack; the lithium battery pack is inserted into the battery slot to supply power to the machine head;

the battery slot is provided with a control panel which is electrically connected with the rechargeable power supply.

Preferably, the device also comprises a protective frame; the main body part of the protection frame is far away from the rechargeable power supply, and two ends of the main body part of the protection frame are fixedly arranged at the support frame.

The utility model discloses a wireless machine of making ice chisels, structural design is reasonable, and daily operation is simple and convenient, especially adopts the casing portion of integral type, gives up the direct shaping gear seat of gear seat in the casing portion directly to reduce manufacturing cost, simultaneously, the quality of complete machine also reduces, more convenient operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a cordless ice chiseling machine according to the present invention.

Fig. 2 is a schematic front view of the cordless ice chiseling machine of the present invention;

FIG. 3 is a schematic view of the structure in the direction A-A of FIG. 2;

fig. 4 is a front view structural schematic diagram of a housing portion of a cordless ice chiseling machine of the present invention;

FIG. 5 is a schematic view of the structure in the direction B-B of FIG. 4;

fig. 6 is a schematic perspective view of a hand-held portion of a cordless ice chiseling machine according to the present invention;

fig. 7 is a schematic perspective view of an output assembly of a cordless ice chiseling machine according to the present invention;

fig. 8 is a schematic perspective view of a speed reduction assembly of a cordless ice chiseling machine according to the present invention;

fig. 9 is a schematic structural diagram illustrating an assembly of the speed reduction assembly and the output assembly of the cordless ice chiseling machine according to the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model, with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, fig. 1 is a schematic three-dimensional structure of a cordless ice chiseling machine of the present invention; fig. 2 is a schematic front view of a cordless ice chiseling machine according to the present invention; FIG. 3 is a schematic view of the structure of FIG. 2 in the direction A-A; fig. 4 is a schematic front view of a housing of a cordless ice chiseling machine according to the present invention; FIG. 5 is a schematic view of the structure in the direction B-B of FIG. 4; fig. 6 is a schematic perspective view of a hand-held portion of a cordless ice chiseling machine according to the present invention; fig. 7 is a schematic perspective view of an output assembly of a cordless ice chiseling machine according to the present invention; fig. 8 is a schematic perspective view of a speed reduction assembly of a cordless ice chiseling machine according to the present invention; fig. 9 is a schematic structural diagram illustrating an assembly of the speed reduction assembly and the output assembly of the cordless ice chiseling machine according to the present invention.

Referring to fig. 1, the handpiece of the present invention is mainly used in a cordless ice chiseling machine, which is a main mechanism of the cordless ice chiseling machine, and is applied to environments such as frozen lake surfaces, especially, places with low temperature;

the icebreaker can be connected to the output of aircraft nose 2, and it is specific to adopt round pin axle fixing bolt to fix the icebreaker at the output of aircraft nose 2, and the icebreaker is along with the coaxial rotation of aircraft nose 2 output and opens ice/the operation of making a hole in the ice.

Referring to fig. 1, 2 and 3, the handpiece of the present invention, includes,

a housing part 2000, wherein the housing part 2000 is made of high-strength plastic and is integrally injection-molded in an injection molding manner, so that the overall strength of the housing part 2000 can be ensured;

the casing part 2000 comprises a casing 20 and a speed reducing seat 24 integrally formed with the casing 20, wherein the casing 20 has an upper opening and is covered and fixed by a hood 21, the speed reducing seat 24 has a lower opening 202 and can allow an output assembly 25 to be matched and connected with an ice breaking cutter through the lower opening 202;

the housing 20 may house the power module 22, and the speed reduction seat 24 may house the speed reduction module 23 and a portion of the output module 25 that is engaged with the speed reduction module 23.

The power assembly 22 is mainly composed of a brushless motor, and the speed reduction assembly 23 is mainly composed of a planetary gear.

Referring to fig. 1, 2 and 3, a cordless ice chisel of the present invention includes,

the hand-held part 1 is used for supporting and fixing the machine head 2, the machine head 2 is fixedly arranged at the middle position of the hand-held part 1 through bolts, the hand-held part 1 is provided with holding parts 13 which are arranged in bilateral symmetry, and the left hand and the right hand of a user respectively hold the holding parts at the left side and the right side to control the machine head 1 to carry out ice chiseling/breaking operation;

a rechargeable power supply 3 for providing a driving source for the handpiece 1, specifically, the rechargeable power supply 3 is composed of a lithium battery pack, and the rechargeable power supply 3 is inserted into the handpiece 2 through a battery slot 6 and supplies power to the handpiece 2; the rechargeable power supply 3 is adopted to realize the vision of a cordless ice breaking/ice chiseling machine, and meanwhile, the weight of the whole machine is reduced, so that the operation of a final user is more convenient and faster;

in order to improve the integral ice breaking/chiseling capability, the speed regulating switch 5 is adopted to control the machine head 2, the high-torque low-rotation-speed operation mode is favorable for the early-stage ice breaking/chiseling operation, the low-torque high-rotation-speed operation mode is favorable for the middle and later-stage ice breaking/chiseling operation, and the speed regulating switch 5 with the stepless speed changing switch is specifically adopted to realize the multiple-rotation-speed ice breaking/chiseling operation of the machine head 2;

the controller 7 has the function realized by a stepless speed change switch, and the controller 7 is arranged in the handpiece 2 and is electrically connected with the rechargeable power supply 3, the speed regulation switch 5 and the handpiece 2;

the speed regulating switch 5 of the stepless speed change switch is adopted to realize the multi-speed operation of the machine head 2 through the controller 7 to realize various ice breaking/ice chiseling operation requirements;

specifically, the device also comprises a retaining switch 8 of the speed regulating switch 5 of the stepless speed changing switch, wherein the retaining switch 8 is positioned right below the speed regulating switch 5 and is arranged below the holding part 13 in the embodiment, when the device is used, the retaining switch 8 is pressed by one hand from bottom to top, and the starting operation is realized by pressing the speed regulating switch 5 at the same time;

the principle of the stepless speed change switch is that the silicon controlled rectifier is used for voltage regulation and speed change. The smaller the effective resistance value adjusted by the potentiometer is, the larger the current for driving the silicon controlled rectifier is, the silicon controlled rectifier is easy to drive, the smaller the current obtained on the motor is chopped, and the larger the rotating speed of the motor is. Otherwise, the rotating speed of the motor is smaller; furthermore, the speed regulation switch 5 changes the average current power on the load from 0-100% by changing the duty ratio of the output square wave, thereby changing the rotating speed of the load, i.e. the motor.

Referring to fig. 2, 3, 4 and 5, in the present embodiment, the head 2 described above includes a housing part 2000;

referring to fig. 3, a heat dissipation space 203 is formed between the hood 21 and the brushless motor 22, and the heat dissipation space 203 occupies 1/4 of the cavity 200, so that the heat dissipation space 203 is designed to effectively dissipate heat of the brushless motor 22, thereby improving heat dissipation performance and prolonging the service life of the ice chiseling machine as a whole;

referring to fig. 7, an output module 25, a speed reduction module 23, a brushless motor 22, and a housing 21 are provided from the bottom to the top inside the housing part 2000; the housing 20 has a cavity 200 and an upper opening 201 penetrating the upper part of the cavity 200, and the reduction seat 24 has a lower opening 202; the upper opening 201 and the lower opening 202 correspond to each other up and down and are located on the same axis; the upper opening 201 is much larger than the lower opening 202, the upper opening 201 is covered by the hood 21, wherein the output assembly 25 is installed on the lower opening 202, and the output assembly 25 can be connected with an ice breaker to break ice.

Specifically, the housing 20 may be fixedly disposed in the supporting frame 11, the housing 20 is embedded in the supporting frame 11 and is locked and fixed by a plurality of bolts, such that a horizontal axis of the housing 20 is parallel to a horizontal plane of the supporting frame 11, specifically, the housing 20 is divided by the supporting frame 11 to form the housing 20 and the gear seat 24, a vertical dimension of the housing 20 is much smaller than a vertical dimension of the gear seat 24, the speed reducing assembly 23 is mounted in the gear cavity 241 of the gear seat 24, and the output assembly 25 passes through the lower opening 202 of the gear seat 24 from top to bottom;

the brushless motor 22 is located in the housing 20, and is rotationally connected with the speed reducing assembly 23 through the rotating shaft 220, and the brushless motor 22 transfers kinetic energy to the speed reducing assembly 23 through the rotating shaft 220, so that the speed reducing assembly 23 rotates;

referring to fig. 8 and 9, the speed reduction assembly 23 includes planetary gears, and the planetary gear transmission has the advantages of power splitting when transmitting power, compared with the common gear transmission; specifically, the planetary gear includes a ring 231 having an internal gear, and three equally distributed external gears 232 disposed in the ring 231; in the present embodiment, the brushless motor 22 drives the three external gears 232 to make a circular motion in the circular ring 231 with the internal gears by rotating the rotating shaft 220, so as to finally achieve the effect of increasing the torque;

referring to fig. 7, the output assembly 25 includes a connecting block 252 and an output shaft 251, specifically, the connecting block 252 includes three connecting members 253 distributed in three equal parts, and the connecting members 253 are provided with connecting channels 254 penetrating through the connecting members 253;

referring to fig. 8 and 9, the three connecting pieces 253 can correspond to the three external gears 232 respectively and are cooperatively connected by the three connecting shafts 233, the three connecting pieces 253 are integrally formed and are provided with output shafts 251 at axial center positions, and thus, the output shafts 251 are arranged at the center positions of the connecting blocks 252, so that the eccentric situation can be avoided; the connecting block 252 composed of the three connecting pieces 253 is driven by the speed reducing assembly 23 to rotate, and finally, the output shaft 251 integrated with the connecting block 252 naturally rotates coaxially with the rotating shaft 220 of the brushless motor 22; the above design enables the torque of the output assembly 25 to be greatly increased, and enables higher difficulty in the ice chiseling/breaking work to be completed.

Referring to fig. 6, the above-mentioned hand-held portion 1 includes a horizontally disposed support frame 11, two bending connection frames 12 respectively formed by bending left and right sides of the support frame 11, each bending connection frame 12 is configured with a holding portion 13 having a holding function; the above is that the supporting frame 11 has the installation space 110 embedded in the shell 20; one of the holding parts 13 is provided with the speed regulating switch 5 with the stepless speed changing function and the holding switch 8; the angle between the bending connecting frame 12 and the supporting frame 11 is 120-150 degrees, and the angle is preferably 150 degrees in the embodiment, so that an operator can better control the ice chiseling machine to perform ice chiseling operation; the bending connecting frame 12 is further provided with a wire passing cover 14, a signal wire or a power wire in the control panel 7 enters the holding portion 13 through the wire passing cover 14 and is connected with the speed regulating switch 5 and the holding switch 8, in the embodiment, the holding portion 13 is formed by combining two semicircular plastic pieces, and is integrally cylindrical, so that an operator can conveniently hold the connecting frame, and a finger groove of human engineering can be designed at the position of the plastic piece, so that the connecting frame is more convenient for the operator to use.

Referring to fig. 6, specifically, the speed regulation switch 5 protrudes from the upper portion of the holding portion 13, the holding switch 8 protrudes from the lower portion of the holding portion 13, the holding switch 8 is far away from the speed regulation switch 5, and when the electric toothbrush is used in daily life, the speed regulation switch 5 is pressed by a thumb, and the other four holding switches 8 are held by the hands, so that the electric toothbrush accords with the design of artificial engineering and is convenient for an operator to use in daily life;

referring to fig. 7, the protective frame 4 may protect the rechargeable power supply 3 formed of the lithium battery pack, and may have certain rigidity to withstand an impact from a horizontal position of the protective frame 4, thereby protecting the rechargeable power supply 3 to some extent.

Referring to fig. 6, the protection frame 4 is formed by integrally bending steel, and includes a protection portion 41 and connection portions 42 respectively located at both sides of the protection portion 41; the protection part 41 is formed horizontally, the connection part 42 is bent to a certain degree, and the connection part is fixed on the side surface of the bent connection frame 12 through a bolt and is designed to be detachable.

Referring to fig. 6, after the protection frame 4 is installed and fixed, an accommodating space 40 for accommodating the rechargeable power supply 3 is formed between the support frame 11 and the protection frame, and the accommodating space 40 is electrically connected to the installation space 110.

Daily assembly: the ice chiseling machine is assembled in a modularized layout mode, and finally all the modules are assembled, so that the working efficiency is greatly improved;

in particular, the method comprises the following steps of,

the machine head is used as a module, and all the components of the machine head are installed and independently placed;

the rechargeable power supply 3 is taken as a module, and the components of the rechargeable power supply 3 are separately installed and independently placed;

taking the handheld part 1 as a module, and independently installing and placing the components of the handheld part 1;

after the module assemblies are installed, the three modules are orderly installed to form a finished ice chiseling machine.

The use method comprises the following steps: firstly, an ice chiseling cutter is installed on an output assembly 25 below a machine head, after the ice chiseling cutter is installed in place, then, after an ice chiseling machine is righted, the cutter is abutted to an ice surface, then, an operator simultaneously presses a retaining switch 8 and a speed regulating switch 5 for a long time, at the moment, a brushless motor 22 in the machine head is started at a high speed, and at the moment, the cutter coaxially rotating with the brushless motor 22 rotates at a high speed, so that the ice chiseling/breaking is carried out on the ice surface to be worked.

Finally, it should be noted that: while the present invention is described in the context of functional modules and illustrated in the form of block diagrams, it should be understood that, unless otherwise indicated to the contrary, one or more of the described functions and/or features may be integrated within a single physical device and/or software module or one or more functions and/or features may be implemented in a separate physical device or software module. It will also be appreciated that a detailed discussion of the actual implementation of each module is not necessary for an understanding of the present invention. Rather, the actual implementation of the various functional modules in the system disclosed herein will be understood within the ordinary skill of an engineer, given the nature, function, and inter-relationships of the modules. Accordingly, those skilled in the art can, using ordinary skill, practice the invention as set forth in the claims without undue experimentation. It is also to be understood that the specific concepts disclosed are merely illustrative of and not intended to limit the scope of the invention, which is defined by the appended claims and their full scope of equivalents.

Claims

1. A handpiece includes a handpiece portion; the machine shell is provided with a power assembly, a speed reduction assembly and an output assembly from top to bottom;

the opening of the shell part is provided with a hood to cover the opening;

the method is characterized in that: the shell comprises a shell for accommodating the power part and a speed reducing seat for accommodating the speed reducing component; wherein, the casing constitutes with the integrated into one piece of speed reduction seat.

2. The handpiece according to claim 1, characterized in that: the power assembly, the speed reduction assembly and the output assembly are arranged in the shell and located on the same axis.

3. The handpiece according to claim 2, characterized in that: the output assembly comprises an output shaft and a connecting block sleeved at the head end of the output shaft;

4. The handpiece according to claim 3, characterized in that: the speed reducing assembly comprises a planetary gear and a plurality of connecting shafts embedded in the rotating end of the planetary gear;

5. The handpiece according to claim 4, characterized in that: the rotating shaft of the power assembly passes through the axle center of the planetary gear and is meshed with the planetary gear.

6. The handpiece according to claim 5, characterized in that: the power assembly is a brushless motor.

7. A cordless ice chisel comprising a handpiece as claimed in any one of claims 1 to 6, and further comprising a handle for securing the handpiece housing and a rechargeable power source for providing a driving force.

8. The cordless ice chisel machine of claim 7, wherein: the handheld part comprises a support frame of the shell for fixing and a handheld part positioned on two sides of the support frame; a speed regulating switch is arranged in the holding part;

9. The cordless ice chisel machine of claim 7, wherein: the rechargeable power supply is configured at the shell through the battery slot;

10. The cordless ice chisel machine of claim 8, wherein: the device also comprises a protection frame; the main body part of the protection frame is far away from the rechargeable power supply, and two ends of the main body part of the protection frame are fixedly arranged at the support frame.