CN219773891U - Electric driver - Google Patents

Abstract

The utility model discloses an electric driver, which comprises a shell, a driving motor and a driving block, wherein the driving motor and the driving block are arranged in the shell, a driving rod is arranged on the driving block, and the driving rod extends out of the shell, and the electric driver is characterized in that: mounting a sealing member on the housing; a rack is arranged on the driving block at the side of the driving motor and is connected with the driving motor through a gear pair; the driving block comprises a driving block body, an open groove is formed in the driving block body, arc-shaped clamping grooves used for installing driving rods are formed in two sides of the groove, and overload protection springs are sleeved on the driving rods in the groove. The utility model has the advantages of simple structure, stability, reliability, small occupied structural space, good waterproof performance, few parts, low cost and the like.

Description

Electric driver

Technical Field

The utility model belongs to the technical field of electric drive, and particularly relates to an electric driver.

Background

With the rapid development of society, many people use motorcycles or electric vehicles to perform daily riding instead of walking. The existing cushion of the motorcycle and the electric vehicle is generally a flip type cushion, a lock hook is arranged in the cushion lock, the lock hook and a lock catch on a frame are buckled and locked when the lock is locked, the lock hook is ejected and unlocked after a key is needed to be inserted and rotated when the lock is unlocked, so that the cushion is unlocked, the existing cushion lock is mostly a mechanical lock, the problems of complicated unlocking and low anti-theft performance exist, in order to improve the unlocking efficiency of the cushion lock, the electric control cushion lock appears on the market, the motor can be controlled to unlock only by using a remote control, but the unlocking efficiency is improved, the blocking and the motor are high compared with the mechanical unlocking failure rate, and the cushion cannot be opened when an electric control device of the electric control cushion lock is damaged or a remote controller is not provided with a television, in addition, the existing electric control lock of the mechanical lock box cannot directly judge whether the lock is in place or not, after the existing cushion is placed and reset, the cushion is manually lifted, and the locking of the cushion is confirmed to be completed after the cushion is determined to be opened; however, there are cases of "false locking", for example, when the lock tongue is locked, the lock tongue does not completely reach the locked position and is blocked; therefore, the utility model designs an electric driver, and the electric driver is combined with the existing cushion lock to realize the electric driving unlocking of the cushion lock.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the electric driver which is reasonable in structure, safe, reliable and stable in use performance.

The utility model is realized in this way, an electric driver, including the shell, drive motor and driving block installed in the shell, install the actuating lever on the said driving block, the said actuating lever stretches out of the shell, characterized by that: mounting a sealing member on the housing; a rack is arranged on the driving block at the side of the driving motor and is connected with the driving motor through a gear pair; the driving block comprises a driving block body, an open groove is formed in the driving block body, arc-shaped clamping grooves used for installing driving rods are formed in two sides of the groove, and overload protection springs are sleeved on the driving rods in the groove.

Preferably, the driving rod is provided with a limit clamp spring at the side far away from the outer end part of the driving rod, and the limit clamp spring is positioned in the groove of the driving block body.

Preferably, a detection switch is mounted on the housing for detecting a position state of the driving lever, the driving block or the driven member.

Preferably, the detection switch is a reed switch, and the reed switch is installed in the shell.

The utility model has the advantages and technical effects that: the utility model has the advantages of simple structure, stability, reliability, small occupied structural space, good waterproof performance, few parts, low cost and the like, has the function of in-place feedback, and improves the riding experience of consumers when being applied to the cushion lock of the electric vehicle.

Drawings

FIG. 1 is a schematic diagram of an electric drive configuration;

FIG. 2 is a schematic diagram of the internal structure of the electric drive;

FIG. 3 is a schematic perspective view of FIG. 2;

FIG. 4 is a schematic view of the housing upper cover structure of the electric drive;

FIG. 5 is a schematic view of the engagement of the locking block with the locking bar;

FIG. 6 is a front view of an embodiment 1 of the present utility model

FIG. 7 is a rear view of the application example 1 of the present utility model;

FIG. 8 is a schematic perspective view of an embodiment 1 of the present utility model;

FIG. 9 is a schematic view of a lock assembly mounting structure according to application example 1;

FIG. 10 is a schematic view showing the structure of the embodiment 1 in which the locking plate and unlocking plate are locked by removing the pressing plate;

fig. 11 is a schematic structural view of application example 2.

In the figure, 1, a fixing member; 1-1, a connecting part; 1-2, a lock tongue avoiding groove; 2. a locking assembly; 2-1, a locking assembly; 2-10, locking plate; 2-101, a lock tongue inserting groove; 2-102, locking groove; 2-11, unlocking plate; 2-110, unlocking arm; 2-111, driving arm; 2-112, manually unlocking the stay wire connecting part; 2-113, manually unlocking the stay wire sheath connecting part; 2-114, a clamping groove; 2-12, a first pin shaft; 2-13, a second pin shaft; 2-14, unlocking springs; 2-2, an electric driver; 2-20 parts of a shell; 2-201, a guide groove; 2-21, driving a motor; 2-22, a driving block; 2-220, a driving block body; 2-221, grooves; 2-222, arc clamping grooves; 2-223, overload protection springs; 2-23, driving rod; 2-224, a guide bar; 2-24, a rack; 2-25, limiting snap springs; 2-26, a magnetic reed switch; 2-27, magnetic element; 3. manually unlocking the stay wire; 4. a pressing plate; 5. an O-shaped sealing ring;

Detailed Description

The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to the figure, an electric driver comprises a shell 2-20, a driving motor 2-21 and a driving block 2-22 which are arranged in the shell, wherein a wire inlet hole is arranged on the shell corresponding to the position of the driving motor; the driving block is provided with driving rods 2-23, the driving rods extend out of the shell to extend to driving arms 2-111 at the lower end part of the unlocking plate, the shell is provided with sealing members, the sealing members ensure sealing between the driving rods and the shell when the driving rods do reciprocating motion, rainwater or dust is prevented from entering the shell, the service life of each part in the shell is prolonged, the sealing members can be sleeved on the driving rods by adopting telescopic sealing jackets, O-shaped sealing rings 5 can also be embedded at the positions of the extending-out openings of the driving rods on the side wall of the shell, and the sealing members in the embodiment are O-shaped sealing rings, so that the structure is simple, the sealing effect is good, the cost is low, and the assembly efficiency is high; the driving motor side is provided with racks 2-24 which are connected with the driving motor through a gear pair. The gear pair comprises a worm gear pair and a reduction gear train group which are connected with the driving motor.

The driving block 2-22 comprises a driving block body 2-220, an open groove 2-221 is formed in the driving block body, arc-shaped clamping grooves 2-222 for installing driving rods are formed in two sides of the groove, overload protection springs 2-223 are sleeved on the driving rods in the groove, in order to ensure that the driving block moves along the linear direction and prevent racks on the driving block from being separated from a gear pair, guide strips 2-224 are arranged on the upper surface of the driving block, and guide grooves 2-201 are formed in the upper cover of the shell corresponding to the guide strips.

Preferably, the side of the outer end part far away from the driving rod is provided with a limiting snap spring 2-25, the limiting snap spring is positioned in a groove of the driving block body, the limiting snap spring is installed in a limiting clamping groove of the driving rod, the driving block pushes the limiting snap spring to drive the driving rod to move towards the unlocking arm direction during unlocking, the driving rod is limited by an overload protection spring during returning, the driving rod is prevented from being burnt out of the driving motor after being blocked, and the driving motor can normally run after the driving rod is blocked by the overload protection spring to run through a preset stroke.

Preferably, a detection switch is mounted on the housing, and the detection switch can select a detected moving component according to actual needs, for example, a driving rod can be used as the detected moving component, and a locking plate or an unlocking plate can be used as the detected moving component; the detection switch is connected with a controller for controlling the driving motor or a general controller;

the lower end part of the locking plate is provided with a magnetic element, the magnetic element triggers the magnetic reed switch in a locking state, and a locking in-place signal is sent to a controller electrically connected with the magnetic reed switch.

When the detection switch is triggered after detecting the in-place state, the locking plate is proved to be completely opened, the detection switch can select a detected moving part according to actual needs, for example, a driving rod can be used as the detected moving part, and the locking plate or the unlocking plate can also be used as the detected moving part, wherein the detection switch can adopt a triggered detection switch or a non-triggered detection switch, and is preferably arranged on the locking plate according to actual needs of market purchase.

Specifically, the detection switch is a non-triggering detection switch, specifically a reed switch 2-26 is selected, and the reed switch is installed in the shell 2-20.

In application example 1, the above-mentioned electric driver is applied to a cushion lock to make a cushion lock capable of realizing electric and manual unlocking functions, and referring to fig. 1 to 10, the cushion lock includes a fixing member 1 connected to a vehicle body, and a connecting portion 1-1 connected to the vehicle body is provided on the fixing member; the upper part of the fixing member is provided with a lock tongue avoiding groove 1-2, the lock tongue avoiding groove aims at avoiding the lock tongue, the lock tongue is beneficial to being inserted into the fixing member to be matched with a locking plate to realize locking, and the fixing member is of a shell structure or a sheet metal structure. When the fixing member adopts a shell structure, a locking component of the locking assembly is arranged in the shell; the electric drive is mounted outside or inside the housing. When the above-mentioned fixed component is the panel beating component, fixed knot constructs including the structure body, and structure body upper portion is equipped with spring bolt cartridge groove 1-2, and the spring bolt cartridge groove is used for the insertion of the spring bolt on the automobile body, the both sides of spring bolt cartridge groove are equipped with connecting portion 1-1, and connecting portion are used for being connected with the automobile body, and this embodiment adopts sheet metal construction. The cushion lock further comprises a locking assembly 2 arranged on the fixed member, the locking assembly comprises a locking component 2-1 arranged on the fixed member and an electric driver 2-2 for unlocking the locking component, and the electric driver 2-2 adopts the electric driver 2-2; the locking assembly comprises a locking plate 2-10 and an unlocking plate 2-11, wherein the locking plate is arranged on a fixed member through a first pin shaft 2-12, a lock tongue inserting groove 2-101 is formed in the upper part of the locking plate, the unlocking plate is arranged on the fixed member through a second pin shaft 2-13, the unlocking plate and the locking plate are oppositely arranged on two sides of a lock tongue avoiding groove of the fixed member, and mutually matched locking grooves 2-102 and unlocking arms 2-110 are formed in one side, opposite to the locking plate and the unlocking plate, of the locking plate, wherein the locking grooves are formed in the locking plate, and the unlocking arms are formed in the unlocking plate; and an unlocking spring 2-14 is arranged between the locking plate and the unlocking plate, and is in a stretching state in the locking state, and is in an original length state in the unlocking state.

Preferably, a detection switch mounted on the housing is used for detecting that the locking plate is locked in place; the detection switch is connected with a controller for controlling the driving motor; and a magnetic element is arranged at the lower end part of the locking plate corresponding to the detection switch, and triggers the magnetic reed switch in a locking state and sends a locking in-place signal to a controller electrically connected with the magnetic reed switch.

When the detection switch is triggered after detecting the position, the locking plate is proved to be completely opened, wherein the detection switch can adopt a trigger type detection switch or a non-trigger type detection switch, and the detection switch is preferably arranged on the locking plate according to market purchase according to actual needs.

Specifically, the detection switch is a non-triggering detection switch, specifically a reed switch 2-26 is selected, the reed switch is installed in the shell 2-20, a magnetic element 2-27 is installed at the lower end part of the locking plate 2-10, the magnetic element triggers the reed switch in a locking state, and a locking in-place signal is sent to a controller (used for controlling a vehicle) electrically connected with the reed switch.

Preferably, the outer sides of the unlocking plate and the locking plate are provided with a pressing plate 4 through a first pin shaft and a second pin shaft, the pressing plate is used for ensuring that the unlocking plate and the locking plate are arranged on the same plane, ensuring that the unlocking plate and the locking plate are dislocated when in locking and ineffective locking occurs, and the pressing plate can be a small plate with the height not higher than the lower edge of the lock tongue avoiding groove arranged at the upper part of the fixing member; the pressing plate can also be a large plate, but is not higher than the upper edge of the closing plate, and the upper part of the pressing plate is provided with a lock tongue avoiding groove.

According to the working principle of the utility model, the cushion lock is arranged on an electric vehicle, in a cushion opening state, a lock tongue inserting groove of a locking plate of the cushion lock faces upwards, a spring is in an original length state, when the cushion of the electric vehicle is required to be locked, the cushion is pressed down, the lock tongue arranged on the cushion rotates the pressing locking plate around a first pin shaft, and simultaneously the lock tongue slides downwards from an opening part of the lock tongue inserting groove until the locking groove on the locking plate is matched with an unlocking arm on the unlocking plate, so that locking action is realized, and the unlocking spring is in an extension state after locking is finished; when unlocking is needed, an unlocking signal can be sent through an unlocking button arranged on a remote controller or a vehicle body instrument panel, a driving motor of the electric driver is started after receiving an unlocking instruction sent by a controller of the electric vehicle, the driving motor transmits power to a driving block through a gear pair, the driving block drives a driving rod to do linear motion towards a driving arm direction of an unlocking plate, the driving rod gradually pushes the driving arm in the forward process of the driving rod, the unlocking plate rotates around a second pin shaft under the driving of the driving arm, and when the unlocking arm and a locking groove are separated, the locking plate is reset under the action of the tension of an unlocking spring, so that unlocking action is realized; at the moment, a magnetic element on the locking plate triggers the magnetic reed switch, the magnetic reed switch is conducted and is uploaded to the controller, the controller obtains a locking in-place signal, meanwhile, the controller sends out a driving motor reverse signal, and the driving rod moves towards the direction of the driving arm away from until the driving rod returns to the initial position; when the driving rod is blocked by an obstacle in the return process, the driving motor still rotates according to the set stroke and drives the driving block to move, the driving block continues to move along the driving rod in the direction away from the driving arm in the movement process (at the moment, the driving rod is static relative to the shell due to the blocking of the driving rod by the obstacle), the overload protection spring is compressed under the action of the driving block due to the limiting of the limiting clamp spring in the movement process of the driving block, and the driving force generated by the blocking of the driving rod is digested, so that the driving motor is protected.

With reference to fig. 11, in application embodiment 2, on the basis of embodiment 1, the utility model further has a manual unlocking function, i.e. the manual unlocking can be realized by connecting the pull wire on the unlocking plate.

Specifically, a manual unlocking stay wire connecting part 2-112 is arranged on the outer side of the driving arm at the lower end of the unlocking plate, and is connected with a manual unlocking stay wire 3. The manual unlocking stay wire connecting part is provided with a manual unlocking stay wire sheath connecting part 2-113, and the manual unlocking stay wire sheath connecting part is provided with a clamping groove 2-114. In this embodiment 2, both the electric unlocking and the manual unlocking of the cushion lock can be realized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (4)

1. The utility model provides an electric actuator, includes the casing, installs driving motor and drive block in the casing, install the actuating lever on the drive block, the actuating lever stretches out the casing, its characterized in that: mounting a sealing member on the housing; a rack is arranged on the driving block at the side of the driving motor and is connected with the driving motor through a gear pair; the driving block comprises a driving block body, an open groove is formed in the driving block body, arc-shaped clamping grooves used for installing driving rods are formed in two sides of the groove, and overload protection springs are sleeved on the driving rods in the groove.

2. The electric drive of claim 1, wherein: the driving rod is provided with a limiting clamp spring on the side far away from the outer end of the driving rod, and the limiting clamp spring is positioned in a groove of the driving block body.

3. The electric drive of claim 1, wherein: and a detection switch is arranged on the shell and is electrically connected with the controller.

4. An electric drive as claimed in claim 3, characterized in that: the detection switch is a magnetic reed switch, and the magnetic reed switch is arranged in the shell.