CN216177339U

CN216177339U - Motor assembly of lithium battery handheld threading machine

Info

Publication number: CN216177339U
Application number: CN202122383753.3U
Authority: CN
Inventors: 谢红伍; 费晨晨
Original assignee: Hangzhou Hongli Pipe Machinery Co ltd
Current assignee: Hangzhou Hongli Pipe Machinery Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to a motor assembly of a lithium battery handheld threading machine. The air inlet window and the air outlet window are arranged on the handle, the motor is connected with the male plug and the main switch, and the male plug is connected with the female plug of the lithium battery component; the handle comprises a front handle and a rear handle, the front handle is connected with the rear handle, and an air inlet window and an air outlet window are arranged on the front handle and the rear handle; the motor comprises a motor main body, a motor control panel, a signal seven-plug connector, a power supply three-plug connector and a signal three-plug connector, wherein the motor main body and the motor control panel are both installed in the handle, the motor main body is connected with the motor control panel through the signal seven-plug connector and the power supply three-plug connector, the motor control panel is connected with the main switch through the signal three-plug connector, and the motor control panel is connected with the male plug.

Description

Motor assembly of lithium battery handheld threading machine

Technical Field

The utility model relates to a motor assembly of a lithium battery handheld threading machine, belonging to the field of external thread processing equipment; the device is mainly used for maintaining pipeline connection in industries such as gas, building, petroleum and chemical engineering, and can also be used as field power driving equipment.

Background

The threading machine is a necessary device for processing threads of pipes, most of the hand-held threading machines sold in the current market adopt a series motor as a power source, and the hand-held threading machines have large volume and high noise; and the heat dissipation effect of the motor components is poor, and the service life of the motor main body and the motor control panel is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides the motor assembly of the lithium battery handheld threading machine, which is reasonable in structural design.

The technical scheme adopted by the utility model for solving the problems is as follows: this motor element of lithium electricity hand-held type mantle fiber machine, including the motor, its structural feature lies in: the motor is installed on the handle, and the air inlet window and the air outlet window are both arranged on the handle.

Further, still include public plug, public plug installs on the handle, the motor is connected with public plug, public plug is connected with lithium cell module's female plug.

Further, still include main switch, main switch installs on the handle, the motor is connected with main switch.

Further, the handle includes front handle and back handle, front handle is connected with the back handle, all be provided with air inlet window and air outlet window on front handle and the back handle.

Further, the motor comprises a motor main body and a motor control panel, wherein the motor main body and the motor control panel are both installed in the handle, the motor main body is connected with the motor control panel, and the motor control panel is connected with the male plug and the main switch.

Further, the motor still includes seven connector of inserting of signal, three connector of inserting of power and three connector of inserting of signal, motor main part is connected with three connectors of inserting of power through seven connector of signal with the motor control board, the motor control board is connected with main switch through three connectors of inserting of signal.

Further, the motor main body is a brushless motor.

Further, the motor main body comprises a motor rotor assembly, a motor stator assembly and a motor casing, the motor stator assembly is sleeved outside the motor rotor assembly, and the motor rotor assembly and the motor stator assembly are both installed in the motor casing.

Further, the motor main body further comprises a motor positioning groove and a motor positioning boss, the motor positioning groove is formed in the outer wall of the motor stator assembly, the motor positioning boss is arranged on the inner wall of the motor shell, and the motor positioning boss is located in the motor positioning groove.

Further, the motor main body further comprises a bearing, and two ends of the motor rotor assembly are mounted on the motor shell through the bearing.

Further, the motor body is mounted on a gearbox assembly.

Further, the motor casing includes preceding motor casing and back motor casing, preceding motor casing is connected with the back motor casing, the inner wall of preceding motor casing and back motor casing all is provided with motor location boss.

Compared with the prior art, the utility model has the following advantages: a motor main body in the motor assembly is fixed in a closed space formed between a front handle and a rear handle on a gearbox assembly, and a motor control board is also positioned in the space, as shown in figure 5; when the motor main body starts to work and rotate, the fan blades on the motor rotor assembly can generate air flow, air enters the closed space from the air inlet windows on the front handle and the rear handle and is exhausted from the air outlet windows on the front handle and the rear handle, and therefore the purposes of dissipating heat of the motor main body and the motor control panel are achieved, and the service life of the motor main body and the motor control panel can be prolonged.

Drawings

Fig. 1 is an exploded view of a motor assembly according to an embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of the motor assembly according to the embodiment of the present invention.

Fig. 3 is a schematic perspective view of a motor assembly according to an embodiment of the present invention.

Fig. 4 is an exploded structure view of a motor body according to an embodiment of the present invention.

Fig. 5 is a front view schematically illustrating a motor assembly according to an embodiment of the present invention.

In the figure: a motor A1, a male plug A2, a main switch A3, a front handle A4, a rear handle A5, an air inlet window A6, an air outlet window A7,

A motor main body A11, a motor control panel A12, a signal seven-plug connector A13, a power supply three-plug connector A14, a signal three-plug connector A15,

A motor rotor assembly A111, a motor stator assembly A112, a front motor shell A113, a rear motor shell A114, a motor positioning groove A115, a motor positioning boss A116, a bearing A117,

Lithium battery component B, gearbox module F.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Examples are given.

Referring to fig. 1 to 5, it should be understood that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical essence, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the present invention without affecting the functions and the achievable objectives of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the relative positions may be changed or adjusted without substantial technical changes.

The motor element of lithium cell hand-held type mantle fiber machine in this embodiment, including motor A1, public plug A2, main switch A3, the handle, air inlet window A6 and air outlet window A7, motor A1, public plug A2 and main switch A3 all install on the handle, air inlet window A6 and air outlet window A7 all set up on the handle, motor A1 is connected with public plug A2 and main switch A3, public plug A2 is connected with lithium cell element B's female plug.

The handle in the embodiment comprises a front handle A4 and a rear handle A5, wherein the front handle A4 is connected with the rear handle A5, and an air inlet window A6 and an air outlet window A7 are arranged on the front handle A4 and the rear handle A5.

The motor A1 in this embodiment includes a motor main body A11, a motor control board A12, a signal seven-plug connector A13, a power three-plug connector A14 and a signal three-plug connector A15, the motor main body A11 and the motor control board A12 are both installed in the handle, the motor main body A11 is connected with the motor control board A12 through the signal seven-plug connector A13 and the power three-plug connector A14, the motor control board A12 is connected with the main switch A3 through the signal three-plug connector A15, and the motor control board A12 is connected with the male plug A2.

The motor main body a11 in this embodiment is a brushless motor; the motor main body A11 comprises a motor rotor assembly A111, a motor stator assembly A112, a motor casing, a motor positioning groove A115, a motor positioning boss A116 and a bearing A117, the motor stator assembly A112 is sleeved outside the motor rotor assembly A111, and the motor rotor assembly A111 and the motor stator assembly A112 are both installed in the motor casing.

The motor positioning groove A115 is arranged on the outer wall of the motor stator assembly A112, the motor positioning boss A116 is arranged on the inner wall of the motor shell, the motor positioning boss A116 is positioned in the motor positioning groove A115, and two ends of the motor rotor assembly A111 are installed on the motor shell through a bearing A117; the motor body a11 is mounted on the gearbox assembly F.

The motor casing in this embodiment includes preceding motor casing A113 and rear motor casing A114, and preceding motor casing A113 is connected with rear motor casing A114, and the inner wall of preceding motor casing A113 and rear motor casing A114 all is provided with motor location boss A116.

Specifically, the motor assembly comprises a motor A1, a male plug A2, a main switch A3, a front handle A4 and a rear handle A5, wherein the motor A1 comprises a motor main body A11 and a motor control board A12, and the motor main body A11, the motor control board A12, the male plug A2 and the main switch A3 are mounted in the front handle A4 and the rear handle A5 in a limiting mode.

The motor main body A11 is connected with the motor control board A12 through a signal seven-plug connector A13 and a power supply three-plug connector A14, namely, the signal seven-plug connector A13 and the power supply three-plug connector A14 respectively communicate the signal line and the power line of the motor main body A11 and the motor control board A12 between the motor main body A11 and the motor control board A12; the motor control board a12 is connected to the main switch A3 through a signal three-plug connector a15, that is, a signal three-plug male connector on the motor control board a12 is communicated with a signal three-plug female connector on the main switch A3.

The motor casing of the motor main body A11 is fixed on the gearbox assembly F through 4 hexagon socket head cap screws (MX 20).

The motor main body A11 is composed of a motor rotor assembly A111, a motor stator assembly A112, a front motor shell A113, a rear motor shell A114 and the like; the motor rotor assembly A111 and the motor stator assembly A112 are positioned and installed in the front motor shell A113 and the rear motor shell A114, the outer wall of the motor stator assembly A112 and a motor positioning groove A115 on the outer wall are matched and positioned with the inner walls of the front motor shell A113 and the rear motor shell A114 and a motor positioning boss A116 on the inner walls, so that the concentricity and the axial position of the motor stator assembly A112 are ensured, and the radial torque generated by the motor stator assembly A112 is eliminated; bearings A117 at two ends of the motor rotor assembly A111 are matched and positioned with bearing inner holes on the front motor shell A113 and the rear motor shell A114, so that the concentricity and the axial position between the motor rotor assembly A111 and the front motor shell A113 and the rear motor shell A114 are ensured; the front motor case a113 and the rear motor case a114 are connected together by 8 spider head tapping screws (4 ST2.2X20 and 4 ST2.9X15).

The motor body A11 is fixed on the gear box component F, and is positioned in a closed space formed between the front handle A4 and the rear handle A5 which are also fixed on the gear box component F, and the motor control board A12 is also positioned in the space, as shown in figure 5; when the motor main body A11 starts to work and rotate, the fan blades on the motor rotor assembly A111 generate air flow, air enters the closed space from the air inlet window A6 on the front handle A4 and the rear handle A5 and is exhausted from the air outlet window A7 on the front handle A4 and the rear handle A5, and therefore the air heat dissipation of the motor main body A11 and the motor control panel A12 is achieved.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the utility model are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a motor element of lithium electricity hand-held type mantle fiber machine, includes motor (A1), its characterized in that: still include handle, air inlet window (A6) and air-out window (A7), motor (A1) is installed on the handle, air inlet window (A6) and air-out window (A7) all set up on the handle.

2. The lithium battery hand-held threading machine motor assembly of claim 1, characterized in that: the electric motor is characterized by further comprising a male plug (A2), the male plug (A2) is installed on the handle, the motor (A1) is connected with the male plug (A2), and the male plug (A2) is connected with a female plug of the lithium battery pack (B).

3. The lithium battery hand-held threading machine motor assembly of claim 1, characterized in that: the electric bicycle further comprises a main switch (A3), the main switch (A3) is installed on the handle, and the motor (A1) is connected with the main switch (A3).

4. The lithium battery hand-held threading machine motor assembly of claim 1, characterized in that: the handle includes preceding handle (A4) and back handle (A5), preceding handle (A4) is connected with back handle (A5), all be provided with air inlet window (A6) and air-out window (A7) on preceding handle (A4) and back handle (A5).

5. The lithium battery hand-held threading machine motor assembly of claim 1, characterized in that: the motor (A1) comprises a motor body (A11) and a motor control board (A12), wherein the motor body (A11) and the motor control board (A12) are both installed in the handle, the motor body (A11) is connected with the motor control board (A12), and the motor control board (A12) is connected with a male plug (A2) and a main switch (A3).

6. The lithium battery hand-held threading machine motor assembly of claim 5, characterized in that: motor (a 1) still includes that the signal is seven to insert connector (a 13), three connector (a 14) and three connector (a 15) of inserting of power, motor body (a 11) and motor control board (a 12) are connected through seven connector (a 13) of inserting of signal and three connector (a 14) of inserting of power, motor control board (a 12) are connected through three connector (a 15) of inserting of signal with main switch (A3).

7. The lithium battery hand-held threading machine motor assembly of claim 5, characterized in that: the motor main body (A11) is a brushless motor; and/or; the motor main body (A11) comprises a motor rotor assembly (A111), a motor stator assembly (A112) and a motor shell, wherein the motor stator assembly (A112) is sleeved outside the motor rotor assembly (A111), and the motor rotor assembly (A111) and the motor stator assembly (A112) are both installed in the motor shell.

8. The lithium battery hand-held threading machine motor assembly of claim 7, wherein: the motor main body (A11) further comprises a motor positioning groove (A115) and a motor positioning boss (A116), the motor positioning groove (A115) is arranged on the outer wall of the motor stator assembly (A112), the motor positioning boss (A116) is arranged on the inner wall of the motor shell, and the motor positioning boss (A116) is located in the motor positioning groove (A115).

9. The lithium battery hand-held threading machine motor assembly of claim 7, wherein: the motor main body (A11) further comprises a bearing (A117), and two ends of the motor rotor assembly (A111) are mounted on the motor shell through the bearing (A117); and/or; the motor main body (A11) is mounted on a gearbox assembly (F).

10. The lithium battery hand-held threading machine motor assembly of claim 7, wherein: the motor casing includes preceding motor casing (A113) and back motor casing (A114), preceding motor casing (A113) is connected with back motor casing (A114), the inner wall of preceding motor casing (A113) and back motor casing (A114) all is provided with motor location boss (A116).