阅读说明：本技术 具有控制电缆连接器的线性促动器系统 (Linear actuator system with control cable connector ) 是由 H·A·托姆森 于 2019-10-07 设计创作，主要内容包括：一种线性促动器系统,其具有控制器,所述控制器包括控制器和可编程装置,用于控制电马达的操作。电动线性促动器系统包括：用户控制单元(1)；电绳线,该电绳线有插头(2),用于连接用户控制单元(1)和控制器；其中,控制器和/或用户控制单元包括用于接收插头(2)的插座(1a)。插头(2)包括锁定环(5),该锁定环(5)可相对于插头(2)旋转。插座(1a)包括开口(16),用于将包括锁定环(5)的插头(2)接收在插座(1a)的开口(16)中。插座(1a)还包括孔(4),当包括锁定环(5)的插头(2)插入插座(1a)的开口(16)中时,可通过该孔(4)接近该锁定环(5)的一部分。锁定环(5)和插座的开口(16)用于使得锁定环(5)在插入开口(16)中时可以在解锁位置和锁定位置之间旋转,在解锁位置中,凸起(8a、8b)被接收在凹口(12)的轴向部分(12a、12b)中并与它对齐,以使得插头(2)可以自由地插入插座(1a)内或从插座(1a)中取出,在锁定位置中,该凸起(8a、8b)与凹口(12)的径向部分(12c、12d)接合,从而防止插头(2)被拔出。(A linear actuator system having a controller including a controller and a programmable device for controlling operation of an electric motor. An electric linear actuator system comprising: a user control unit (1); an electric cord with a plug (2) for connecting the user control unit (1) and the controller; wherein the controller and/or user control unit comprises a socket (1a) for receiving a plug (2). The plug (2) comprises a locking ring (5), which locking ring (5) is rotatable relative to the plug (2). The socket (1a) comprises an opening (16) for receiving a plug (2) comprising a locking ring (5) in the opening (16) of the socket (1 a). The socket (1a) further comprises an aperture (4) through which a portion of the locking ring (5) is accessible when the plug (2) including the locking ring (5) is inserted into the opening (16) of the socket (1 a). The locking ring (5) and the opening (16) of the socket are adapted such that the locking ring (5) is rotatable upon insertion into the opening (16) between an unlocked position in which the projections (8a, 8b) are received in and aligned with the axial portions (12a, 12b) of the recesses (12) such that the spigot (2) can be freely inserted into or removed from the socket (1a), and a locked position in which the projections (8a, 8b) engage with the radial portions (12c, 12d) of the recesses (12) to prevent the spigot (2) from being withdrawn.)

1. A linear actuator system comprising:

at least one electric linear actuator;

an electric motor for driving the linear actuator;

a controller for controlling operation of the electric motor;

at least one user control unit (1);

at least one electric cord comprising at least one plug (2) for connecting the user control unit (1) and the controller;

wherein the controller or user control unit (1) comprises a socket (1a) for receiving the plug (2),

the method is characterized in that:

the linear actuator system comprising a locking ring (5), the locking ring (5) being rotatably arranged with respect to the plug (2),

the socket (1a) comprising an opening (16) for receiving a plug (2) comprising the locking ring (5),

the socket (1a) comprising an aperture (4) through which a portion of the locking ring (5) is accessible when the plug (2) comprising the locking ring (5) is engaged with the socket (1a),

the locking ring (5) comprising at least one protrusion (8a, 8b), the opening (16) of the socket (1a) comprising at least one recess,

the at least one recess comprising an axial portion (12a, 12b) and a radial portion (12c, 12d),

the locking ring (5) and the opening (16) of the socket are adapted to enable the locking ring (5) to be rotated between a first, unlocked position and a second, locked position when inserted in the opening (16),

in a first, unlocked position, the at least one projection (8a, 8b) is received in and aligned with the axial portion (12a, 12b) of the recess to enable the plug (2) to be freely inserted into or removed from the socket (1a), and

in a second, locked position, the at least one projection (8a, 8b) engages with a radial portion (12c, 12d) of the recess, thereby preventing the plug head (2) from being pulled out.

2. The linear actuator system as set forth in claim 1 wherein: the length of the bore (4) extending in the radial direction corresponds to the distance between a first, unlocked position and a second, locked position of the locking ring (5).

3. Linear actuator system according to any of the preceding claims, characterized in that: the locking ring (5) comprises a groove (6), the groove (6) being accessible through the aperture (4).

4. Linear actuator system according to any of the preceding claims, characterized in that: the plug (2) comprises a recess (5b), the locking ring (5) comprises an opening between a first end (10a) and a second end (10b), the opening of the locking ring is smaller than the diameter of the recess (5b) of the locking ring, and the locking ring (5) is made of an elastic material, whereby the width of the opening of the locking ring between the first end (10a) and the second end (10b) can be widened to be at least equal to the diameter of the recess (5b) of the locking ring.

5. Linear actuator system according to any of the preceding claims, characterized in that: the locking ring (5) is provided with an inwardly extending protrusion (8c) and the recess (5b) of the plug (2) is provided with a first slot (8c1) and a second slot (8c2), wherein the first slot (8c1) is adapted to receive the protrusion (8c) when the locking ring is in the second, locked position and the second slot (8c2) is adapted to receive the protrusion (8c) when the locking ring is in the first, unlocked position.

6. The linear actuator system as set forth in claim 1 wherein: the width of the hole (4) extending in the axial direction is less than 5 mm, preferably less than 3 mm.

7. The linear actuator system as set forth in claim 1 wherein: the controller can be arranged in a separate housing or integrated in/with the linear actuator.

8. Linear actuator system according to any of the preceding claims, characterized in that: the plug (2) comprises an electrical connector (18), a circular sealing ring recess (7) and a sealing ring (20), wherein the circular sealing ring recess (7) is arranged between the recess (5b) of the locking ring and the electrical connector (18).

9. The linear actuator system as set forth in claim 8 wherein: the sealing ring (20) comprises two spaced apart outer lips.

10. Linear actuator system according to claim 8 or 9, characterized in that: the inner side of the sealing ring (20) is provided with at least two spaced apart protrusions (22) of semi-circular cross-section protruding from its inner circumference.