CN213352329U

CN213352329U - Backpack type rotary power output system

Info

Publication number: CN213352329U
Application number: CN202022215439.XU
Authority: CN
Inventors: 周超杰; 刘帅; 李春凤; 章国光; 周天忠
Original assignee: Suzhou Huishi Electric Tools Co ltd
Current assignee: Suzhou Huishi Electric Tools Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-04
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a rotatory power take-off system of backpack, including backpack mechanism, power supply part and power take-off, backpack mechanism includes braces and backpack support, and power take-off installs in the mount, and power take-off includes the motor, controller and reducing gear box, and the reducing gear box is connected to the motor, and the motor is connected to the controller, is connected with the flexible axle that extends outside to the mount on the reducing gear box, and the flexible axle is used for connecting tool, rotates on the backpack support to be connected with the telescopic shaft, and power supply part, relative other end connection mount are connected to the one end of telescopic shaft. The utility model relates to a rotatory power take-off system of backpack shifts the back from the arm through the weight with power supply part and power take-off, lightens the heavy burden of hand and upper limbs greatly, reduces intensity of labour, promotes work efficiency.

Description

Backpack type rotary power output system

Technical Field

The utility model relates to a rotary power output system particularly, relates to a rotatory power output system of backpack.

Background

At present, the rotary power tool mainly takes a handheld tool as a main part, and a common low-power tool is relatively portable and convenient to operate in a handheld mode. However, in the situations of railway tunnel maintenance, rail maintenance, civil engineering and the like, some high-power tools such as electric picks, electric hammers, water drills, large torque wrenches and the like are needed, the weight of the tools is generally more than five kilograms, the tools can individually reach thirty kilograms, the tools are heavy and heavy, the tools are very tired after being held by hands for a long time, the working efficiency is influenced, and meanwhile, the damage to the health of long-term loaded operators is caused.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a rotatory power take-off system of backpack solves current rotatory power tool and leads to the problem that work efficiency is low because of needing the handheld operation of labourer.

Therefore, the utility model provides a rotatory power take-off system of backpack, including backpack mechanism, power supply part and power take-off, backpack mechanism includes braces and backpack support, power take-off installs in the mount, power take-off includes the motor, controller and reducing gear box, the reducing gear box is connected to the motor, the motor is connected to the controller, be connected with the flexible axle that extends outside to the mount on the reducing gear box, the flexible axle is used for connecting tool, it is connected with the telescopic shaft to rotate on the backpack support, power supply part is connected to the one end of telescopic shaft, the mount is connected to the relative other end.

Further, the flexible shaft is connected with the reduction gearbox through a first coupler.

Furthermore, the free end of the flexible shaft is provided with a second coupling which is connected with a tool

Further, the telescopic shaft comprises a thick shaft and a thin shaft, and the thin shaft is rotatably connected in the thick shaft.

Furthermore, a rotating shaft seat is arranged on the backpack type support, a rotating connecting rod is connected to the rotating shaft seat in a rotating mode, and the rotating connecting rod is connected with the telescopic shaft.

Further, the power supply member is a battery pack.

The utility model provides a backpack rotary power output system, which reduces the fatigue of the arm of the operator caused by long-term load bearing by bearing the power supply part and the power output device on the back; the top of the connecting shaft is provided with a second coupler, so that the second coupler can be connected with mechanical output systems of an electric pick, an electric hammer, a water drill, a wrench and the like to realize matching with different working conditions of different machines; the thin shaft is rotatably arranged in the thick shaft, the machine direction is used through rotation adjustment, and the flexible shaft is bent as much as possible, so that the problem that the transmission efficiency of the flexible shaft is reduced when the flexible shaft is bent is solved, and the purpose of improving the working efficiency is achieved.

The utility model provides a pair of rotatory power take-off system of backpack compares in prior art, has following advantage:

1) the power supply part and the power output device in the rotary power tool are carried on the back of the body, and the tool connected with the power system is held by hand to work, so that the load of arms is reduced, and the working efficiency is improved;

2) the rotary power output system is designed into a backpack structure, so that the carrying is convenient;

3) the free end of the flexible shaft is connected with the second coupler, and the flexible shaft can be connected with different mechanical output systems through the second coupler, so that the flexible shaft is suitable for different types of machines and different working conditions, and is wide in application range.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view of a main view angle structure of a backpack-type rotary power output system according to an embodiment of the present invention;

fig. 2 is a schematic side view angle structure diagram of a backpack rotary power output system according to an embodiment of the present invention;

fig. 3 is a schematic view of a right angle structure of a backpack-type rotary power output system according to an embodiment of the present invention.

Wherein, 1-a bearing mechanism; 11-a harness; 12-a backpack support; 2-a power supply member; 3-a power take-off; 31-a motor; 32-a controller; 33-a reduction gearbox; 4-a fixing frame; 5-a rotating shaft seat; 51-a rotating connecting rod; 52-telescopic shaft; 521-thick axis; 522-thin shaft; 6-a first coupling; 7-a flexible shaft; 8-second coupling.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1 to 3, the utility model provides a pair of rotatory power take-off system of backpack that has shown in the figure, including backpack mechanism 1, power supply part 2 and power take-off 3, backpack mechanism 1 includes braces 11 and backpack support 12, power take-off 3 installs in mount 4, power take-off 3 includes motor 31, controller 32 and reducing gear box 33, motor 31 connects reducing gear box 33, motor 31 is connected to controller 32, be connected with flexible axle 7 that extends to the mount 4 outward on the reducing gear box 33, flexible axle 7 is used for connecting means, it is connected with telescopic shaft 52 to rotate on backpack support 12, power supply part 2 is connected to telescopic shaft 52's one end, mount 4 is connected to the relative other end.

Specifically, referring to fig. 1 to 3, the backpack-type bracket 12 is provided with a rotating shaft seat 5, the rotating shaft seat 5 is rotatably connected with a rotating connecting rod 51, and the rotating connecting rod 51 is connected with a telescopic shaft 52.

Specifically, referring to fig. 1 to 3, the power supply part 2 is a battery pack.

The utility model provides a backpack rotary power output system, which reduces the fatigue of the arm of the operator caused by long-term load bearing by bearing the power supply part and the power output device on the back; the top of the connecting shaft is provided with a second coupler, so that the second coupler can be connected with mechanical output systems of an electric pick, an electric hammer, a water drill, a wrench and the like to realize matching with different working conditions of different machines; the position of the rotary connecting rod through the rotary adjusting power output device, the thin shaft can be rotatably arranged in the thick shaft, the power output direction is adjusted through rotation, the rotary connecting rod is made to adapt to different use angles of a handheld mechanical output system, the flexible shaft is reduced as much as possible in bending, the problem that the transmission efficiency of the flexible shaft is reduced when the flexible shaft is bent is solved, and the purpose of improving the working efficiency is achieved.

Example two:

referring to fig. 1 to fig. 3, a backpack-type rotary power output system according to a second embodiment of the present invention is shown, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above-mentioned embodiments: the motor 31 is connected to the power supply unit 2 via a controller 32.

The motor can conveniently adjust the rotating speed and the torque through the controller in the arrangement of the structure, so that the whole rotary power output system is matched with different handheld mechanical output systems, and the aim that one rotary power output system is matched with a plurality of tools of different types is fulfilled.

Example three:

referring to fig. 1 to fig. 3, a backpack-type rotary power output system provided by a third embodiment of the present invention is shown in the drawings, and the present embodiment further makes the following technical solutions as improvements on the basis of the above embodiments: telescopic shaft 52 includes a thick shaft 521 and a thin shaft 522, and thin shaft 522 is rotatably coupled to thick shaft 521.

The setting of this structure can use the machine direction through rotatory adjustment when using the machine work, and the crooked emergence of minimize connecting axle to solve the problem that flexible axle transmission efficiency reduces when crooked.

Example four:

referring to fig. 1 to fig. 3, a backpack-type rotary power output system according to a second embodiment of the present invention is shown, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above-mentioned embodiments: the free end of the flexible shaft 7 is provided with a second coupling 8 which is connected with a tool.

The structure enables the flexible shaft to be connected with different mechanical working systems through the second coupler, so that the backpack type rotary power output system can be matched with different machines for use under different working conditions.

Example five:

referring to fig. 1 to fig. 3, a backpack-type rotary power output system according to a second embodiment of the present invention is shown, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above-mentioned embodiments: the first coupling 6 and the second coupling 8 are preferably flexible couplings.

The arrangement of the structure enables the first coupler and the second coupler to transmit motion and torque, and the first coupler and the second coupler have different degrees of axial, radial and angular compensation performance, so that the performance of a rotary power output system is improved.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A backpack rotary power output system comprises a backpack mechanism (1), a power supply component (2) and a power output device (3), the backpack mechanism (1) comprises a backpack (11) and a backpack support (12), the power output device (3) is arranged in the fixed frame (4), the power output device (3) comprises a motor (31), a controller (32) and a reduction gearbox (33), the motor (31) is connected with the reduction gearbox (33), the controller (32) is connected with the motor (31), a flexible shaft (7) extending outward towards the fixed frame (4) is connected on the reduction gearbox (33), the flexible shaft (7) is used for connecting tools, the backpack type bracket (12) is rotatably connected with a telescopic shaft (52), one end of the telescopic shaft (52) is connected with the power supply part (2), and the other opposite end is connected with the fixing frame (4).

2. The backpack rotary power output system according to claim 1, wherein the flexible shaft (7) is connected to the reduction gearbox (33) through a first coupling (6).

3. A piggy-back rotary power take-off system according to claim 1 or 2, characterized in that the free end of the flexible shaft (7) is provided with a second coupling (8) which is connected to a tool.

4. The piggyback rotary power take-off system of claim 1, wherein the telescoping shaft (52) comprises a wide shaft (521) and a thin shaft (522), the thin shaft (522) being rotatably connected in the wide shaft (521).

5. The backpack rotary power output system according to claim 1, characterized in that the backpack support (12) is provided with a rotary shaft seat (5), a rotary connecting rod (51) is rotatably connected to the rotary shaft seat (5), and the rotary connecting rod (51) is connected to the telescopic shaft (52).

6. The backpack rotary power take-off system according to claim 1, characterized in that the power supply member (2) is a battery pack.