CN218229297U

CN218229297U - High-precision speed-regulating rotating handle

Info

Publication number: CN218229297U
Application number: CN202222545738.9U
Authority: CN
Inventors: 李良华; 王俊伟
Original assignee: Ruian Oulin Electric Vehicle Parts Co ltd
Current assignee: Ruian Oulin Electric Vehicle Parts Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-06
Anticipated expiration: 2032-09-26

Abstract

The utility model belongs to the technical field of the speed governing and specifically relates to a handle is changeed to high accuracy speed governing, including support and button, the preceding terminal surface below of support is connected with the button, sealing device is installed on the right side of support, connecting device is installed on sealing device's right side. Can drive first sealing washer with the casing again and remove to rotor portion on, install the second sealing washer on the support, and make the left side and the lid laminating of second sealing washer, later with rotor portion and support rotation connection, and make the left side of casing and the outer wall laminating of second sealing washer, the rethread bolt is fixed lid and casing, like this through first sealing washer and second sealing washer alright seal with support and rotor portion junction, prevent that external rainwater and dust etc. from corroding the magnetic steel ring on hall subassembly and the rotor portion inside the oxidation support, thereby alright respond to the magnetic steel ring with making hall subassembly normal, and then just improved the speed governing precision that the handle was changeed in the speed governing.

Description

High-precision speed-regulating rotating handle

Technical Field

The utility model relates to a speed governing is changeed technical field, specifically is a high accuracy speed governing changes handle.

Background

The speed regulation rotating handle is a rotating handle capable of regulating the speed on the electric vehicle, the speed regulation of the speed regulation rotating handle is mainly realized through a Hall assembly, the rotating handle changes a magnetic field, the Hall assembly sends a sensing signal, and the rotating speed of the motor is controlled through a controller.

Some current speed governing commentaries on classics are still had some problems when using, for example, current speed governing commentaries on classics are all inside direct bonding hall element bonds the support on the electric motor car, the magnet steel circle that will correspond with hall element glues on the rotor portion of commentaries on classics handle, be connected rotor portion and support again, however, in order to guarantee the rotation of changeing the handle, its junction can not carry out sealing treatment usually, there is a tiny clearance just so in the junction, after long-time use, the magnet steel circle that bonds on hall element that the support is inside and the rotor portion receives the erosion oxidation such as rainwater and dust easily, thereby lead to the hall element can not be better to the magnet steel circle and respond to, and then just reduced the speed governing precision that the speed governing changes the handle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving some current speed governing and changeing the rotor portion can not carry out sealing treatment with the leg joint department when using, reduce the speed governing easily and change the speed governing precision of handle, and the high accuracy speed governing that provides changes the handle.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high accuracy speed governing is changeed handle, includes support and button, the preceding terminal surface below of support is connected with the button, the inside rigid coupling in left side below of support has the electric wire crust, and the internally mounted of electric wire crust has a plurality of electric wires, sealing device is installed on the right side of support, connecting device is installed on sealing device's right side.

Preferably, sealing device includes rotor portion, rotor portion's left side links to each other with the inside rotation of support, the casing is installed to rotor portion's middle outer wall, and the outer wall clearance fit of the inner wall of casing and support, the through-hole department of casing bonding has first sealing washer, and the inner wall of first sealing washer is laminated with rotor portion's outer wall mutually.

Preferably, the left side of the shell is connected with a cover body through a plurality of bolts in a threaded manner, and the inner part of the cover body is fixedly connected with the outer wall of the bracket.

Preferably, a second sealing ring is installed between the cover body and the shell, and the inner wall of the second sealing ring is attached to the outer wall of the support.

Preferably, the connecting device comprises a rotating handle, the left side of the rotating handle is fixedly connected with the rotor part, the outer wall of the rotating handle is sleeved with a rubber sleeve, the left side and the right side of the rubber sleeve are provided with check blocks, and the inner parts of the check blocks are fixedly connected with the rotating handle.

The utility model provides a pair of handle is changeed in high accuracy speed governing, beneficial effect lies in: can set up hall element in the inside of support, and make hall element be connected with the electric wire, set up the magnetic steel ring on the outer wall of rotor portion, later remove first sealing washer with the casing again and move to rotor portion on, install the second sealing washer on the support, and make the left side and the lid laminating of second sealing washer, later rotate rotor portion and support and be connected, and make the left side of casing and the outer wall laminating of second sealing washer, the rethread bolt is fixed lid and casing, like this through first sealing washer and second sealing washer alright seal with the department of connecting to support and rotor portion, prevent that inside hall element of external rainwater and dust etc. from corroding the oxidation support and the magnetic steel ring on the rotor portion, thereby alright normal response to the magnetic steel ring with making hall element, and then just improved the speed governing precision that the handle was changeed in the speed governing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the bracket, button and electrical cord of FIG. 1;

FIG. 3 is a schematic structural view of the cover, the bolt and the second seal ring in FIG. 1;

fig. 4 is a schematic structural view of the rotating handle, the material blocking part and the rubber sleeve in fig. 1.

In the figure: 1. the sealing device comprises a support, 2, a button, 3, a sealing device, 301, a rotor part, 302, a shell, 303, a first sealing ring, 4, a connecting device, 401, a rotating handle, 402, a rubber sleeve, 403, a stop block, 5, an electric wire sheath, 6, an electric wire, 7, a cover body, 8, a second sealing ring, 9 and a bolt.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-4, in this embodiment, a high accuracy speed governing is changeed, including support 1 and button 2, be connected with button 2 below the preceding terminal surface of support 1, can carry out the gear shift through the corresponding structure of button 2 cooperation, this is prior art, the present technical staff can realize completely, so no longer give unnecessary details, the inside rigid coupling in left side below of support 1 has electric wire crust 5, and the internally mounted of electric wire crust 5 has a plurality of electric wires 6, the inside bonding of support 1 has hall assembly, and hall assembly is connected with electric wire 6, sealing device 3 is installed on the right side of support 1, can seal support 1 and rotor portion 301 department through sealing device 3, connecting device 4 is installed on sealing device 3's right side, it conveniently rotates change handle 401 through connecting device 4.

Referring to fig. 1-3, the sealing device 3 includes a rotor portion 301, a housing 302 and a first sealing ring 303, the left side of the rotor portion 301 is rotatably connected to the inside of the bracket 1, a magnetic steel ring is bonded to the outer wall of the left side of the rotor portion 301, so that the rotor portion 301 can drive the magnetic steel ring to rotate inside the bracket 1, and the hall element senses the magnetic steel ring to achieve speed regulation, which is the prior art and can be completely realized by a person in the art, and therefore redundant description is omitted, the housing 302 is mounted on the outer wall of the middle of the rotor portion 301, a through hole is processed in the middle of the right side of the housing 302, the inner wall of the housing 302 is in clearance fit with the outer wall of the bracket 1, a first sealing ring 303 is bonded to the through hole of the housing 302, the inner wall of the first sealing ring 303 is bonded to the outer wall of the rotor portion 301, the sealing performance between the housing 302 and the rotor portion 301 can be improved by the first sealing ring 303, the left side of the housing 302 is in threaded connection with a cover 7 by 4 bolts 9, the inner wall of the cover 7 is fixedly connected to the outer wall of the bracket 1, the cover 7 is fixedly connected to the outer wall of the cover 8, the cover 7, the cover is mounted between the cover 8 and the cover 8;

can set up hall element in support 1's inside, and make hall element be connected with electric wire 6, set up the magnetic steel ring on rotor portion 301's outer wall, later remove first sealing washer 303 with casing 302 again to rotor portion 301, install second sealing washer 8 on support 1, and make the left side of second sealing washer 8 laminate with lid 302, later rotate rotor portion 301 and support 1 and be connected, and make the left side of casing 302 laminate with the outer wall of second sealing washer 8, rethread bolt 9 is fixed with lid 7 and casing 302, like this through first sealing washer 303 and second sealing washer 8 alright seal support 1 and rotor portion 301 junction, prevent that external rainwater and dust etc. from corroding the hall element inside oxidation support 1 and the magnetic steel ring on rotor portion 301, thereby alright respond to the magnetic steel ring with making hall element normal, and then just improved the speed governing precision of speed governing rotating handle.

Referring to fig. 1 and 4, the connecting device 4 includes a rotating handle 401, a rubber sleeve 402 and a stopper 403, the left side of the rotating handle 401 is fixedly connected with the rotor portion 301, the rotor portion 301 can be driven to rotate by the rotating handle 401, the rubber sleeve 402 is sleeved on the outer wall of the rotating handle 401, friction between the hand of a user and the rotating handle 401 can be improved by the rubber sleeve 402, the rotating handle 401 can be conveniently rotated, the stoppers 403 are installed on the left side and the right side of the rubber sleeve 402, the rubber sleeve 402 can be stopped by the stoppers 403, and the inner portion of the stopper 403 is fixedly connected with the rotating handle 401;

can be at the outer wall installation rubber sleeve 402 of commentaries on classics handle 401 to block rubber sleeve 402 through dog 403, prevent that rubber sleeve 402 from removing to both sides, can improve user's hand and change the frictional force between the handle 401 through rubber sleeve 402 like this, the convenience is rotated handle 401.

In this embodiment, when an operator needs to use a high-precision speed-regulating rotating handle, firstly, the operator can set a hall assembly inside the support 1, and connect the hall assembly with the electric wire 6, a magnetic steel ring is set on the outer wall of the rotor part 301, then the housing 302 drives the first sealing ring 303 to move to the rotor part 301, the second sealing ring 8 is installed on the support 1, and the left side of the second sealing ring 8 is attached to the cover body 302, then the rotor part 301 is rotatably connected to the support 1, and the left side of the housing 302 is attached to the outer wall of the second sealing ring 8, then the cover body 7 is fixed to the housing 302 by the bolt 9, so that the joint between the support 1 and the rotor part 301 can be sealed by the first sealing ring 303 and the second sealing ring 8, erosion of external rainwater, dust and the like and oxidation of the hall assembly inside the support 1 and the magnetic steel ring on the rotor part 301 can be prevented, so that the hall assembly can normally sense the magnetic steel ring, and further the speed-regulating precision of the rotating handle can be improved.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a high accuracy speed governing changes handle, includes support (1) and button (2), the preceding terminal surface below of support (1) is connected with button (2), its characterized in that: the inside rigid coupling of left side below of support (1) has electric wire crust (5), and the internally mounted of electric wire crust (5) has a plurality of electric wires (6), sealing device (3) are installed on the right side of support (1), connecting device (4) are installed on the right side of sealing device (3).

2. A high precision speed governing rotary handle according to claim 1, characterized in that: sealing device (3) are including rotor portion (301), the left side of rotor portion (301) rotates with the inside of support (1) and links to each other, casing (302) are installed to the middle outer wall of rotor portion (301), and the inner wall of casing (302) and the outer wall clearance fit of support (1), the through-hole department bonding of casing (302) has first sealing washer (303), and the inner wall of first sealing washer (303) and the outer wall of rotor portion (301) laminate mutually.

3. A high precision speed governing rotary handle according to claim 2, characterized in that: the left side of the shell (302) is connected with a cover body (7) through a plurality of bolts (9) in a threaded mode, and the inside of the cover body (7) is fixedly connected with the outer wall of the support (1).

4. The high-precision speed-regulating rotating handle as claimed in claim 3, characterized in that: a second sealing ring (8) is installed between the cover body (7) and the shell (302), and the inner wall of the second sealing ring (8) is attached to the outer wall of the support (1).

5. A high precision speed governing rotary handle according to claim 1, characterized in that: connecting device (4) are including changeing handle (401), change the left side and rotor portion (301) looks rigid coupling of handle (401), change the outer wall cup jointed rubber sleeve (402) of handle (401), dog (403) are installed to the left and right sides of rubber sleeve (402), and the inside and the commentaries on classics of dog (403) are the rigid coupling mutually of handle (401).