CN217776905U - Torsion adjusting device and electric tool - Google Patents

Abstract

The utility model provides an electric tool's torsion adjusting device and electric tool, torsion adjusting device includes: the shell comprises a shell body, wherein an installation space is arranged in the shell body; the motor assembly is arranged in the installation space; the adjusting piece is arranged on the shell body and is electrically connected with the motor assembly; wherein, adjust the regulating part in order to change the output torsion size of motor element. The utility model provides a problem how be convenient for among the electric tool torsion adjust.

Description

Torsion adjusting device and electric tool

Technical Field

The utility model relates to an electric tool technical field particularly, relates to a torsion adjusting device and electric tool.

Background

With the development of electric tools, more and more electric tools can adjust the torque force so as to adjust the output rotation speed of the electric tools. However, the torque adjusting structure of the power tool in the related art is disposed at the output end of the power tool, and requires an operator to manually adjust the torque position by gradually rotating the adjusting structure, so that the torque adjusting method of the power tool in the related art is complicated.

Therefore, how to facilitate the adjustment of the torque force in the electric tool becomes an urgent problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how be convenient for among the electric tool torsion adjust.

In order to solve the above problem, the utility model provides an electric tool's torsion adjusting device, include: the shell comprises a shell body, wherein an installation space is arranged in the shell body; the motor assembly is arranged in the installation space; the adjusting piece is arranged on the shell body and is electrically connected with the motor assembly; wherein, adjust the regulating part in order to change the output torsion size of motor element.

Compared with the prior art, the effect that this scheme can reach: motor element sets up in installation space, and motor element is used for controlling output torsion size, and the regulating part is connected with the motor element electricity, and operating personnel only need confirm signal to motor element through regulating part input one, can adjust motor element's output torsion size promptly to realize output torsion's regulation, consequently the torsion control mode in this embodiment is simple and convenient.

In one embodiment of the utility model, the adjusting piece is connected with the shell body in a sliding way to realize the adjustment of the output torque; or the adjusting piece is rotationally connected with the shell body to adjust the output torque; or the adjusting piece is connected with the shell body in a pressing mode to achieve adjustment of the output torque.

Compared with the prior art, the effect that this scheme can reach: the mode of regulation of regulating part has multiple selection in this embodiment, and the mode of regulation is comparatively simple and convenient simultaneously.

In an embodiment of the present invention, the motor assembly includes: the motor body is arranged in the installation space; the control panel, the control panel is connected with the motor body electricity, and the regulating part is connected with the control panel electricity.

Compared with the prior art, the effect that this scheme can reach: in a specific embodiment, the control plate is a planar plate-shaped structure, and the control plate is arranged to facilitate the fixed installation of each part in the adjusting piece.

In an embodiment of the present invention, the adjusting member includes: one end of the elastic piece is connected with the control panel; the pressing piece is connected with the other end of the elastic piece.

Compared with the prior art, the effect that this scheme can reach: in a specific embodiment, the elastic member is made of a conductive material, and the elastic member is a conductive medium, and the pressing member is pressed or touched by a finger of an operator, so that the control board detects a change in the induced capacitance value, and the control board outputs an adjustment determination signal to the motor assembly to adjust the torque. In the actual use process of the pressing member 320, a fixing shell is coated outside the pressing member 320, the fixing shell can be a control screen convenient for an operator to operate, and the elastic member 310 can enable the pressing member 320 to be better attached to the control screen.

In an embodiment of the present invention, the adjusting member further includes: the locating plate, the locating plate sets up between control panel and pressing part, and the locating plate is equipped with first trompil, and first trompil carries on spacingly to the elastic component.

Compared with the prior art, the effect that this scheme can reach: the locating plate is used for fixing the elastic piece and preventing the elastic piece from falling off.

In an embodiment of the present invention, the torque adjusting device further includes: and the display assembly is arranged in the installation space, is electrically connected with the control panel and is arranged towards one side of the pressing piece.

Compared with the prior art, the effect that this scheme can reach: in a specific embodiment, the pressing member is made of a transparent or semitransparent light-transmitting material, and the bright light displayed by the display assembly can be fed back to an operator through the pressing member, so that the electric tool in the embodiment can be normally used and normally adjust the output torque in a dark environment.

In an embodiment of the present invention, the display module includes: the electric quantity indicator is electrically connected with the control panel; the prompting piece is connected with the control panel; the display screen is connected with the control panel; wherein, the suggestion piece sends light signal in the position of elastic component, and the display screen carries on spacingly through the second trompil that the locating plate set up.

Compared with the prior art, the effect that this scheme can reach: in a concrete embodiment, can show information such as electric tool's output torsion size this moment on the display screen, after carrying out the regulation of output torsion size through the regulating part, it is corresponding, the information of output torsion size on the display screen also can be corresponding and change thereupon to the operating personnel of being convenient for more accurately knows electric tool's output torsion this moment. And the prompting part is arranged in the elastic part of the spring structure, namely the elastic part of the spring structure surrounds the prompting part, and the prompting part is lightened at the overlapping position of the elastic part, so that the pressing position of the regulating part of an operator is prompted conveniently.

In an embodiment of the present invention, the pressing member includes: a first pressing plate; the first pressing plate is used for adjusting and increasing output torsion, and the second pressing plate is used for adjusting and reducing output torsion; and/or, the elastic member comprises: one end of the first elastic piece is connected with the first pressing plate, and the other end of the first elastic piece is connected with the control plate; one end of the second elastic piece is connected with the second pressing plate, and the other end of the second elastic piece is connected with the control plate.

Compared with the prior art, the effect that this scheme can reach: in a specific embodiment, the first pressing plate cooperates with the first elastic element and the second pressing plate cooperates with the second elastic element to achieve adjustment of the output torque, so that the adjustment operation is convenient.

In an embodiment of the present invention, the housing further includes: the first shell is connected with the output assembly, and the adjusting piece is arranged at one end of the first shell, which is far away from the output assembly; and the second shell is connected with the first shell and is used for holding.

Compared with the prior art, the effect that this scheme can reach: the regulating part is located the one side that is close to operating personnel, and when operating personnel held the second casing, the regulating part was towards operating personnel, and the regulating part setting can not covered by operating personnel's holding on first casing, makes things convenient for operating personnel to carry out the regulation of output torsion size simultaneously.

In an embodiment of the present invention, there is provided an electric power tool including: an electric tool body provided with a torque force adjustment device as in any one of the above embodiments.

Compared with the prior art, the effect that this scheme can reach: the electric tool in this embodiment has the beneficial effects of any of the above embodiments, and is not described herein again.

Drawings

FIG. 1 is a schematic structural diagram of a torque adjusting device;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic structural view of a control plate portion in some embodiments;

FIG. 4 is a schematic view of a positioning plate according to some embodiments;

FIG. 5 is another schematic view of the torque adjustment apparatus according to some embodiments;

fig. 6 is a schematic structural view of the electric power tool.

Description of the reference numerals:

1. a torque force adjusting device; 100. a housing body; 110. an installation space; 120. a first housing; 130. a second housing; 121. an output port; 200. a motor assembly; 210. a motor body; 220. a control panel; 300. an adjustment member; 310. an elastic member; 311. a first elastic member; 312. a second elastic member; 320. a pressing member; 321. a first pressing plate; 322. a second pressing plate; 330. positioning a plate; 331. a first opening; 332. a second opening; 400. a display component; 410. an electric quantity indicator; 420. a prompt; 430. a display screen; 2. an electric tool; 20. an electric tool body.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail.

The first embodiment is as follows:

referring to fig. 1, the present embodiment provides a torque adjustment device 1 of an electric power tool 2, including: a case body 100, in which a mounting space 110 is provided in the case body 100; a motor assembly 200, the motor assembly 200 being disposed in the installation space 110; the adjusting piece 300, the adjusting piece 300 is arranged on the shell body 100, and the adjusting piece 300 is electrically connected with the motor assembly 200; wherein, the adjusting member 300 is adjusted to change the output torque of the motor assembly 200.

The housing body 100 is a housing portion of the electric power tool 2, and the motor assembly 200 needs to be fixedly installed in the installation space 110 to prevent the motor assembly 200 from falling off and shifting. Meanwhile, the adjuster 300 is electrically connected to the motor assembly 200, and a portion of the adjuster 300 is connected to the case body 100 to assist in fixing the adjuster 300, and the adjuster 300 is located outside the opposite installation space 110 to make the adjuster 300 convenient to use.

In this embodiment, specifically, the adjusting member 300 is disposed outside the housing body 100, the motor assembly 200 is disposed in the installation space 110, the motor assembly 200 is used for controlling the magnitude of the output torque, the adjusting member 300 is electrically connected to the motor assembly 200, and an operator only needs to input a determination signal to the motor assembly 200 through the adjusting member 300, that is, the magnitude of the output torque of the motor assembly 200 can be adjusted, so that the adjustment of the magnitude of the output torque is convenient.

The second embodiment:

referring to fig. 1, 2 and 5, in the present embodiment, the adjusting member 300 is slidably connected to the housing body 100 to adjust the magnitude of the output torque; or, the adjusting member 300 is rotatably connected to the housing body 100 to adjust the magnitude of the output torque; or, the adjusting member 300 is connected to the housing body 100 by pressing to adjust the magnitude of the output torque.

In the present embodiment, the adjustment manner of the adjuster 300 is specifically described, that is, the adjuster 300 can perform the sliding operation similar to a sliding switch to increase or decrease the output torque, specifically, in the gravity direction, the adjustment manner is similar to the upward sliding of the adjuster 300 relative to the housing body 100, that is, the increase of the output torque in the motor assembly 200, and conversely, the downward sliding of the adjuster 300 relative to the housing body 100, that is, the decrease of the output torque in the motor assembly 200.

Similarly, the adjusting member 300 can be rotated relative to the housing body 100 to adjust the magnitude of the output torque, and specifically, the adjusting member 300 is similar to a knob device, and the adjusting member 300 is rotated in a counterclockwise direction to adjust the output torque to be decreased, and conversely, the adjusting member 300 is rotated in a clockwise direction to adjust the output torque to be increased.

Similarly, the adjusting member 300 can be pressed to adjust the magnitude of the output torque, and specifically, in this embodiment, it is preferable that the adjusting member 300 is pressed to adjust the magnitude of the output torque, referring to fig. 5, the adjusting member 300 is a button structure, and a pressing area of the adjusting member 300 is divided into two parts, where pressing on one side of the adjusting member 300 increases the output torque, and pressing on the other side of the adjusting member 300 decreases the output torque. In this embodiment, the adjusting manner of the adjusting member 300 has various options, and the adjusting manner is simple and convenient.

Example three:

referring to fig. 1 to 2, in the present embodiment, a motor assembly 200 includes: a motor body 210, the motor body 210 being disposed in the installation space 110; a control board 220, the control board 220 being electrically connected to the motor body 210, and the adjuster 300 being electrically connected to the control board 220.

Specifically, the adjusted output torque is set to the motor body 210, and the control board 220 is a component for receiving and transmitting the determination signal and is also used for controlling the output torque of the motor body 210. Wherein, the operator controls the adjusting member 300 to generate an action command, the control board 220 receives the command and converts the command into a determination signal to be transmitted to the motor body 210, and the motor body 210 executes the command to adjust the output torque.

The control board 220 is connected to the motor body 210, and the peripheral position of the control board 220 is secondarily connected to the case body 100 to prevent the control board 220 from falling and moving, so that the control board 220 can be fixed with respect to the case body 100. Meanwhile, in the present embodiment, the control board 220 is a planar plate-shaped structure, and the control board 220 is provided to facilitate the fixed installation of each component in the adjusting member 300.

Example four:

referring to fig. 2, 3 and 5, in the present embodiment, the adjusting member 300 includes: an elastic member 310, one end of the elastic member 310 being connected to the control plate 220; and a pressing member 320, the pressing member 320 being connected to the other end of the elastic member 310.

In the present embodiment, it is specifically described that the adjuster 300 is composed of the elastic member 310 and the pressing member 320, the elastic member 310 is specifically a spring structure, and the pressing member 320 is a hard plate structure, so that the adjuster 300 in the present embodiment performs control and adjustment of the magnitude of the output torque by pressing or touching the pressing member 320.

Wherein, the elastic component 310 is connected with the pressing component 320 and the control panel 220, the elastic component 310 is made of a conductive material, the elastic component 310 is only used as a conductive medium, the pressing component 320 is also made of a conductive material, when an operator's human finger is close to pressing or touching the pressing component 320, the sensing capacitance formed by the human finger and the ground is connected in parallel with the pressing component 320 and the ground, so that the value of the sensing capacitance is increased, when the control panel 220 detects that the value of the sensing capacitance is changed, a determination signal that the pressing component 320 is pressed is output, and thereby the magnitude of the torsion is adjusted by the control motor assembly. The pressing member 320 in this embodiment has a plurality of pressing areas, the pressing areas are independent from each other, and the pressing areas are correspondingly and respectively connected with the elastic members 310 and connected with the control board 220, so that different commands can be input to the control board 220 by pressing different areas on the pressing member 320.

In the actual use process of the pressing member 320, a fixing shell is wrapped outside the pressing member 320, the fixing shell can be a control screen convenient for an operator to operate, and the elastic member 310 can enable the pressing member 320 to better adhere to the control screen.

The determination signal is a signal indicating an increase or decrease in the torque corresponding to the pressing of the pressing member 320.

Example five:

referring to fig. 3 and 4, in the present embodiment, the adjusting member 300 further includes: the positioning plate 330, the positioning plate 330 is disposed between the control plate 220 and the pressing member 320, and the positioning plate 330 has a first opening 331, and the first opening 331 limits the elastic member 310.

In this embodiment, the adjusting member 300 further includes a positioning plate 330, one end of the positioning plate 330 is fixedly connected to the casing body 100, and the other end of the positioning plate 330 is connected to the pressing member 320. Specifically, the inner wall of the positioning plate 330 is provided with an internal thread, which is rotatably connected with the external thread of the housing body 100. The positioning plate 330 is provided with a first opening 331, the first opening 331 penetrates and communicates with two sides of the positioning plate 330, when the positioning plate 330 is fixedly connected with the housing body 100, the elastic member 310 penetrates through the first opening 331, the shape of the first opening 331 is matched with that of the elastic member 310, the elastic member 310 is placed in the first opening 331, and a gap between the elastic member 310 and the inner wall of the first opening 331 is small, so that the first opening 331 can limit the elastic member 310 to prevent the elastic member 310 from falling off.

Furthermore, the inner wall of the first opening 331 is provided with a rib structure in a protruding manner, so that the limiting effect of the first opening 331 on the elastic element 310 can be further improved. Preferably, referring to fig. 4, the rib structure is provided with four bars.

Example six:

referring to fig. 2 and 3, in the present embodiment, the torque adjusting apparatus 1 further includes: a display module 400, wherein the display module 400 is electrically connected with the control board 220, and the display module 400 is arranged towards one side of the pressing piece 320; the display unit 400 displays a bright light for assisting the adjustment of the adjustment member 300.

In this embodiment, the pressing member 320 is made of a transparent or translucent light-transmitting material, and the bright light displayed by the display module 400 can be fed back to the operator through the pressing member 320, so that the electric tool 2 in this embodiment can be normally used and the output torque can be normally adjusted in a dark environment. Meanwhile, even under a working environment with normal brightness, the bright light emitted by the display assembly 400 can still play an indicating role, so that the operation of an operator is facilitated.

Further, the display assembly 400 includes: a power indicator 410, the power indicator 410 being connected to the control board 220; the prompting piece 420 is connected with the control panel 220; the display screen 430, the display screen 430 is connected with the control panel 220; the prompting element 420 emits an optical signal at the position of the elastic element 310, and the optical signal is a bright representation of the prompting element 420. The display 430 is limited by the second opening 332 of the positioning plate 330.

In this embodiment, the power indicator 410 is disposed adjacent to the display 430, and the power indicator 410, the display 430 and the indicator 420 are made of an LED material. Electric quantity indicator 410 is used for the real-time electric quantity of suggestion operating personnel electric tool 2, and simultaneously, second trompil 332 is a through-hole structure with first trompil 331 equally, display screen 430 passes second trompil 332 and further fixes, can show information such as electric tool 2's output torsion size this moment on the display screen 430, after carrying out the regulation of output torsion size through regulating part 300, it is corresponding, the information of output torsion size on the display screen 430 also can correspond and change thereupon, thereby be convenient for more that operating personnel accurately knows electric tool 2's output torsion this moment.

The prompting piece 420 is arranged in the elastic piece 310 of the spring structure, namely, the elastic piece 310 of the spring structure surrounds the prompting piece 420, and the prompting piece 420 is lightened at the overlapping position of the elastic piece 310, so that the operator can be prompted to adjust the pressing position of the piece 300 conveniently.

Example seven:

referring to fig. 3 and 5, in the present embodiment, the pressing member 320 includes: a first pressing plate 321; the first pressing plate 321 is arranged adjacent to the second pressing plate 322, the first pressing plate 321 is used for adjusting and increasing the output torsion, and the second pressing plate 322 is used for adjusting and decreasing the output torsion; and/or, the elastic member 310 includes: a first elastic member 311, one end of the first elastic member 311 being connected to the first pressing plate 321, and the other end of the first elastic member 311 being connected to the control plate 220; one end of the second elastic member 312 is connected to the second pressing plate 322, and the other end of the second elastic member 312 is connected to the control plate 220.

It should be noted that the first elastic element 311 and the second elastic element 312 are both of a spring structure.

In this embodiment, in combination with the fourth embodiment, the pressing member 320 is specifically divided into two pressing regions, and the two pressing regions are relatively independent and respectively correspond to the first pressing plate 321 and the second pressing plate 322, specifically, the first pressing plate 321 is correspondingly connected with the first elastic member 311, the second pressing plate 322 is correspondingly connected with the second elastic member 312, the first pressing plate 321 is pressed or touched to adjust the increase of the output torque, and correspondingly, the second pressing plate 322 is pressed or touched to adjust the decrease of the output torque. Similarly, according to the usage habits of different users, the adjustment result triggered after the first pressing plate 321 is pressed can be set by itself, and only the first pressing plate 321 and the second pressing plate 322 are needed to realize one increase adjustment of the control output torque and one decrease adjustment of the control output torque.

Meanwhile, in the present embodiment, the first pressing plate 321 and the second pressing plate 322 cover the entire area of the end of the case body 100, so that the occupied area of the adjusting piece 300 is large, which can facilitate the operation of the operator for adjusting the torque.

Example eight:

referring to fig. 5, in the present embodiment, the case body 100 further includes: the first shell 120, the first shell 120 is connected with the output assembly, and the adjusting piece 300 is arranged at one end of the first shell 120 far away from the output assembly; and a second housing 130, wherein the second housing 130 is connected with the first housing 120, and the second housing 130 is held.

In this embodiment, the output assembly is connected to the output port 121, and the adjusting member 300 is disposed at an end of the first housing 120 away from the output assembly, that is, the adjusting member 300 is located at a side close to the operator, when the operator holds the second housing 130, the adjusting member 300 faces the operator, so that the operator can touch the adjusting member 300 conveniently, and the adjusting member 300 is disposed on the first housing 120 and cannot be covered by the operator's grip, and meanwhile, the operator can adjust the magnitude of the output torque conveniently.

Example nine:

referring to fig. 6, the present embodiment provides an electric power tool 2 including: a power tool body 20, the power tool body 20 being provided with the torsion adjusting apparatus 1 as in any one of the above embodiments.

Since the electric tool body 20 of the electric tool 2 in this embodiment is provided with the torque force adjusting device 1 of any one of the embodiments, the electric tool 2 in this embodiment can implement the solutions of any one of the embodiments and has the beneficial effects of any one of the embodiments, and details are not repeated herein.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected by one skilled in the art without departing from the spirit and scope of the invention, as defined in the appended claims.

Claims (10)

1. A torque adjustment device for a power tool, comprising:

a housing body, wherein an installation space is arranged in the housing body;

the motor assembly is arranged in the installation space;

the adjusting piece is arranged on the shell body and is electrically connected with the motor component;

wherein the adjusting piece is adjusted to change the output torque of the motor assembly.

2. The torque adjustment device according to claim 1,

the adjusting piece is connected with the shell body in a sliding manner to adjust the output torque force; or the like, or a combination thereof,

the adjusting piece is rotationally connected with the shell body to adjust the output torque force; or the like, or, alternatively,

the adjusting piece is connected with the shell body in a pressing mode to achieve adjustment of the output torsion.

3. The torque adjustment device according to claim 1, wherein the motor assembly comprises:

the motor body is arranged in the installation space;

the control panel, the control panel with motor body electricity is connected, just the regulating part with the control panel electricity is connected.

4. The torque adjustment device according to claim 3, wherein the adjustment member includes:

one end of the elastic piece is connected with the control plate;

the pressing piece is connected with the other end of the elastic piece.

5. The torque adjustment device according to claim 4, wherein the adjustment member further comprises:

the locating plate, the locating plate set up in the control panel with between the pressing part, just the locating plate is equipped with first trompil, first trompil is right the elastic component carries on spacingly.

6. The torque force adjustment device according to claim 5, further comprising:

the display assembly is arranged in the installation space, electrically connected with the control panel and arranged towards one side of the pressing piece.

7. The torque adjustment device according to claim 6, wherein the display assembly comprises:

the electric quantity indicator is electrically connected with the control board;

the prompting piece is connected with the control panel;

the display screen is connected with the control panel;

the prompting piece emits light signals at the position of the elastic piece, and the display screen is limited through a second opening formed in the positioning plate.

8. The torsion adjustment apparatus according to claim 4, wherein the pressing piece includes:

a first pressing plate;

the first pressing plate is arranged adjacent to the second pressing plate, the first pressing plate is used for adjusting and increasing output torsion, and the second pressing plate is used for adjusting and decreasing output torsion;

and/or, the elastic member comprises:

one end of the first elastic piece is connected with the first pressing plate, and the other end of the first elastic piece is connected with the control plate;

one end of the second elastic piece is connected with the second pressing plate, and the other end of the second elastic piece is connected with the control plate.

9. The torque adjustment device according to claim 1, wherein the housing body further comprises:

the first shell is connected with an output assembly, and the adjusting piece is arranged at one end of the first shell, which is far away from the output assembly;

a second housing connected with the first housing, the second housing for gripping.

10. An electric power tool, characterized by comprising:

an electric tool body provided with a torque force adjustment device according to any one of claims 1 to 9.

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