Synchronous electric sliding rail

Abstract

The utility model discloses a synchronous electric slide rail, which is characterized in that a rail mechanism comprises a pair of slide rail components, and each slide rail component comprises a fixed slide rail and a movable slide rail; the synchronous transmission mechanism comprises a connecting rod assembly connected between the sliding rail assemblies, the connecting rod assembly comprises a connecting rod shaft and linkage gears arranged at the two ends of the connecting rod shaft, a rack is arranged on the fixed sliding rail, and the linkage gears are rotationally arranged on the inner rail and engaged with the rack; the driving mechanism is in transmission connection with the synchronous transmission mechanism; an output gear of the driving mechanism drives a driven gear on the connecting rod shaft to rotate together; the control mechanism comprises a touch switch and a controller, and the controller is in electric control connection with the touch switch and the driving mechanism. The touch switch arranged on the door wall of the drawer transmits signals to the controller, the controller controls the motor to drive the linkage gear to drive the sliding rail assemblies on the two sides to move synchronously along the racks, and therefore electric control opening or closing of the drawer is achieved, operation and control are convenient, and opening or closing of the drawer is stable and reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to slide rail device technical field especially relates to a synchronous electric slide rail. BACKGROUND

[0002] The slide rail can bear larger load, and only needs to spend less force to make it reciprocate along the linear track.

[0003] The existing synchronous slide rail lacks power and its transmission system, and the whole process, the manpower needs to provide the pulling force or the pushing force continuously, and the guide rail can move until completely opens or completely closes. Because the manpower needs to provide the pulling force or the pushing force continuously, and the guide rail can move until completely opens or completely closes. This leads to in some scenarios, the user has many inconveniences. For example, when the user holds full goods with both hands and needs to open the drawer, the user is difficult to carry out the continuous drawer operation when the old user bends to take the drawer goods, cannot make the slide rail completely open or close, and the user experience is poor. The deficiency lies in that for the large drawer or in the built-in goods weight of the drawer is heavy, the required force for pulling the drawer is large, the operation is more laborious, the slide rail is easily damaged, and the service life of the product is reduced.

[0004] In the prior art, the drawer with the slide rail is mostly operated manually, that is, the drawer is opened or closed by hand pulling or pushing. CONTENT OF THE UTILITY MODEL

[0005] The utility model solves the technical problem that there is a synchronous electric slide rail.

[0006] In order to solve the above technical problem, the utility model provides a synchronous electric slide rail, which comprises:

[0007] The track mechanism comprises a pair of parallel and spaced slide rail assemblies, the slide rail assembly comprises a fixed slide rail and a movable slide rail installed in the fixed slide rail and movable relative to the fixed slide rail, and the movable slide rail comprises an inner rail;

[0008] The synchronous transmission mechanism comprises a connecting rod assembly connected between the slide rail assemblies, the connecting rod assembly comprises a connecting rod shaft and a linkage gear arranged at both ends of the connecting rod shaft, the fixed slide rail is provided with a rack, and the linkage gear is rotationally arranged on the inner rail and engaged with the rack;

[0009] The drive mechanism is in transmission connection with the synchronous transmission mechanism, and the output gear of the drive mechanism drives the driven gear on the connecting rod shaft to rotate together;

[0010] A control mechanism, comprising a touch switch and a controller, which are electrically connected with the touch switch and the driving mechanism respectively.

[0011] Further, the control mechanism further comprises a limit switch, the touch switch is arranged on the door wall of the drawer, the controller is arranged on the rear part of the drawer, and the limit switch is arranged on the fixed slide rail and electrically connected with the controller.

[0012] Further, the controller controls the driving mechanism to drive the linkage gear to drive the movable slide rail to move along the rack according to the signal received from the touch switch, and controls the driving mechanism to stop according to the signal received from the limit switch, so that the drawer is electrically controlled to open or close.

[0013] Further, the rack and the movable slide rail are arranged side by side on the fixed slide rail.

[0014] Further, the inner rail is arranged on the side wall adjacent to the drawer and the cabinet, and the fixed slide rail is arranged on the side wall adjacent to the drawer and the cabinet.

[0015] Further, the driven gear is fixedly connected with the connecting rod shaft.

[0016] Further, the movable slide rail further comprises a middle rail arranged between the fixed slide rail and the inner rail and connecting the fixed slide rail and the inner rail.

[0017] Further, the driving mechanism is an electric motor.

[0018] The utility model discloses, and there are following beneficial effects:

[0019] The electric motor of the utility model adopts the rear installation mode, and the drawer is not easy to tilt forward when being opened, which is beneficial to strengthen the sliding stability of the drawer.

[0020] The quick release structure of the synchronous transmission mechanism not only strengthens the synchronous operation of the slide rail assembly, but also realizes quick assembly, convenient operation, easy maintenance and replacement, and under the condition of 35KG load, after 50,000 times of back and forth pulling and sliding, the electric slide rail normally slides without deformation, jamming or abnormal sound, ensuring the use quality of the slide rail.

[0021] The driving mechanism is matched with the synchronous transmission mechanism, so that the transmission is more stable, the noise is reduced, and the use experience of the product is improved.

[0022] The touch switch arranged on the door wall of the drawer transmits a signal to the controller and is controlled by the controller to drive the linkage gear along the rack to drive the slide rail assemblies on both sides to move synchronously, so as to realize the electric control opening or closing of the drawer, which is convenient to operate and stable and reliable in opening or closing the drawer.

[0023] The support positioning of the rack at both ends of the connecting rod shaft can make the rotation of the connecting rod shaft driven by the motor more stable and reliable, so that the transmission force imbalance caused by the motor being offset at one end of the connecting rod shaft can be avoided, thereby facilitating to improve the stability of the drawer when being electrically pushed and pulled, and reducing noise. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is the overall structure schematic diagram of the utility model;

[0025] Figure 2 is the installation schematic diagram of the utility model;

[0026] Figure 3 is the track mechanism, synchronous transmission mechanism and driving mechanism structure schematic diagram of the utility model;

[0027] Figure 4 is the track mechanism structure schematic diagram of the utility model;

[0028] Figure 5 is the synchronous transmission mechanism and driving mechanism structure schematic diagram of the utility model;

[0029] Figure 6 The control mechanism schematic diagram of the utility model;

[0030] In the drawing: 1, track mechanism, 11, slide rail assembly, 111, fixed slide rail, 1111, rack, 112, movable slide rail, 1121, middle rail, 1122, inner rail, 2, synchronous transmission mechanism, 21, connecting rod assembly, 211, connecting rod shaft, 212, linkage gear, 22, driven gear, 3, driving mechanism, 31, output gear, 4, control mechanism, 41, touch switch, 42, controller, 43, limit switch, 5, drawer. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be described in further detail below in combination with the drawings.

[0032] As Figures 1-6 Illustrated, a synchronous electric slide rail, comprising: track mechanism 1, synchronous transmission mechanism 2, driving mechanism 3 and control mechanism 4.

[0033] As Figures 1-4As shown in the drawings, the track mechanism 1 comprises a pair of parallel and spaced slide rail assemblies 11, the slide rail assembly 11 comprises a fixed slide rail 111 and a movable slide rail 112 mounted in the fixed slide rail 111 and movable relative thereto, the movable slide rail 112 comprises a middle rail 1121 and an inner rail 1122, the middle rail 1121 is arranged between the fixed slide rail 111 and the inner rail 1122, and connects the fixed slide rail 111 and the inner rail 1122. The inner rail 1122 is mounted on the side wall adjacent to the cabinet of the drawer 5, the fixed slide rail 111 is mounted on the side wall adjacent to the drawer 5 of the cabinet, and the middle rail 1121 connects the inner rail 1122 and the fixed slide rail 111.

[0034] As shown in the drawings, Figure 2 , 3 , the synchronous transmission mechanism 2 comprises a connecting rod assembly 21 connected between the slide rail assemblies 11, the connecting rod assembly 21 comprises a connecting rod shaft 211 and a linkage gear 212 arranged at both ends of the connecting rod shaft 211, and the fixed slide rail 111 is provided with a rack 1111, the linkage gear 212 is rotatably arranged on the inner rail 1122 and engaged with the rack 1111; preferably, the rack 1111 and the movable slide rail 112 are arranged side by side adjacent to the fixed slide rail 111. The quick release structure of the synchronous transmission mechanism 2 not only strengthens the synchronous operation of the slide rail assemblies 11, but also realizes quick assembly, convenient operation, easy maintenance and replacement. Under the condition of load 35KG, after 50,000 times of back and forth sliding, the electric slide rail still slides normally without deformation, jamming or abnormal sound, which ensures the use quality of the slide rail. The two ends of the connecting rod shaft 211 have the support and positioning of the rack 1111, which can make the rotation of the connecting rod shaft 211 driven by the motor more stable and reliable, thereby avoiding the unbalanced transmission force caused by the motor being biased at one end of the connecting rod shaft 211, and further improving the stability of the drawer 5 during electrically pushing and pulling and reducing noise.

[0035] As shown in the drawings, Figure 2 , 3 , the driving mechanism 3 is in transmission connection with the synchronous transmission mechanism 2, and the output gear 31 of the driving mechanism 3 drives the driven gear 22 on the connecting rod shaft 211 to rotate together, and the driven gear 22 is fixedly connected with the connecting rod shaft 211, and preferably, the driving mechanism 3 is a motor. The motor is installed in a rearward manner, which is not easy to tilt forward when the drawer 5 is opened, and is conducive to strengthening the sliding stability of the drawer 5. The driving mechanism 3 is matched with the synchronous transmission mechanism 2, which makes the transmission more stable, reduces the generation of noise, and improves the use experience of the product.

[0036] As shown in the drawings, Figures 2-6As shown, the control mechanism 4 comprises a touch switch 41, a controller 42 and a limit switch 43, the controller 42 is electrically connected with the touch switch 41, the limit switch 43 and the driving mechanism 3 respectively. The touch switch 41 is arranged on the door wall of the drawer 5, the controller 42 is arranged at the rear of the drawer 5, and the limit switch 43 is arranged on the fixed slide rail 111. The controller 42 controls the driving mechanism 3 to drive the linkage gear 212 to drive the movable slide rail 112 to move along the rack 1111, so as to electrically control the opening or closing of the drawer 5 according to the signal received from the touch switch 41. The touch switch 41 sends a trigger signal, the controller 42 controls the motor to rotate forward, and sends a trigger signal again, then the controller 42 controls the motor to rotate reversely; after the drawer 5 is completely opened or closed, the limit switch 43 contacts with the movable slide rail 112 and generates a signal, and the controller 42 controls the motor to stop according to the limit signal of the limit switch 43. The touch switch 41 arranged on the door wall of the drawer 5 transmits a signal to the controller 42, and the controller 42 controls the motor to drive the linkage gear 212 to drive the slide rail assembly 11 on both sides to move synchronously along the rack 1111, so as to realize the electrically controlled opening or closing of the drawer 5, which is convenient to operate and stable and reliable in opening or closing of the drawer 5.

[0037] The above only discloses a preferred embodiment of the utility model, and of course cannot limit the scope of the utility model, so equivalent changes made according to the utility model claims still belong to the scope covered by the utility model.

Claims

1. A synchronous motorized slide, characterized by, The utility model relates to a drawer opening and closing mechanism, including: Track mechanism (1), track mechanism (1) includes a pair of parallel and interval arrangement slide rail assembly (11), the slide rail assembly (11) includes fixed slide rail (111) and install in its and movable dynamic slide rail (112), the dynamic slide rail (112) includes inner rail (1122); Synchronous transmission mechanism (2), synchronous transmission mechanism (2) includes connecting rod assembly (21) between the slide rail assembly (11), the connecting rod assembly (21) includes connecting rod shaft (211) and the linkage gear (212) being arranged at the both ends of connecting rod shaft (211), the fixed slide rail (111) is provided with rack (1111), the linkage gear (212) rotation is arranged on the inner rail (1122) and is engaged with the rack (1111), the rack (1111) is adjacent with the dynamic slide rail (112) on the fixed slide rail (111), the rack (1111) supports the both ends of connecting rod shaft (211); Driving mechanism (3), driving mechanism (3) is transmission connection with synchronous transmission mechanism (2), and the output gear (31) of driving mechanism (3) drives the rotation of the driven gear (22) on the connecting rod shaft (211) together; Control mechanism (4), control mechanism (4) includes touch switch (41) and controller (42), and the controller (42) is electrically connected with touch switch (41) and driving mechanism (3) respectively.

2. The synchronous motorized slide rail of claim 1, wherein, The control mechanism (4) further includes a limit switch (43), the touch switch (41) is arranged on the door wall of the drawer (5), the controller (42) is arranged at the rear of the drawer (5), the limit switch (43) is arranged on the fixed slide rail (111), and the limit switch (43) is electrically connected with the controller (42).

3. The synchronous motorized slide rail of claim 2, wherein, The controller (42) controls the driving mechanism (3) to drive the linkage gear (212) to drive the dynamic slide rail (112) to move along the rack (1111) according to the signal received by the touch switch (41), and controls the driving mechanism (3) to stop according to the signal of the limit switch (43), so that the drawer (5) is electrically controlled to open or close.

4. The synchronous motorized slide rail of claim 1, wherein, The inner rail (1122) is installed on the side wall adjacent to the cabinet of the drawer (5), and the fixed slide rail (111) is installed on the side wall adjacent to the drawer (5) of the cabinet.

5. The synchronous motorized slide rail of claim 1, wherein, The driven gear (22) is fixedly connected with the connecting rod shaft (211).

6. The synchronous motorized slide rail of claim 1, wherein, The dynamic slide rail (112) further includes a middle rail (1121), which is arranged between the fixed slide rail (111) and the inner rail (1122) and connects the fixed slide rail (111) and the inner rail (1122).

7. A synchronous motorized slide rail according to any one of claims 1-5, characterized in that The driving mechanism (3) is a motor.

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