Three-section type leg support overturning structure driven by motor

Abstract

The utility model relates to the technical field of leg supports, in particular to a three-section type leg support overturning structure driven by a motor, which comprises a main supporting plate, a first support, a second support, a third support, a fourth support, an overturning plate, a first motor, a first screw rod, a supporting frame, a connecting frame, a rotating rod and a fixing component. And the third bracket is driven to turn over and adjust the turning plate to a proper angle, so that the legs are comprehensively supported by turning over and adjusting the turning plate, and the use requirements of different passengers on the leg support are met.

Description

Technical Field

[0001] The utility model relates to the technical field of leg rests, in particular to a three-section leg rest flip structure driven by a motor. Background Art

[0002] In order to meet consumers' demand for comfortable multi-scenario applications, existing car seats are increasingly researching multi-scenario function integration, and adding leg rests to achieve car seat comfort and rest scene switching, which can bring consumers a better user experience.

[0003] In the prior art, CN 206416893 U discloses a detachable multifunctional leg support for a car seat, which includes an extension body, an extension body support plate, a side support, a lifting rod, a telescopic rod, and a telescopic sleeve. The extension body is movably fixed on the extension body support plate, the lifting rod is located at the bottom of the extension body support plate and one end of the lifting rod is rotatably connected to the extension body support plate, the lifting rod is telescopically connected to one end of the telescopic rod, the telescopic rod is located in the telescopic sleeve and is closely matched with the telescopic sleeve, and the telescopic rod is telescopically connected to the telescopic sleeve, and the telescopic sleeve is fixedly connected to the bottom frame of the seat; the side support is movably fixed to the top of the extension body.

[0004] However, the telescopic structure in the prior art is complex, and although the distance of the leg rest is adjustable, the angle of the leg rest cannot be adjusted according to the use requirements of different passengers. Utility Model Content

[0005] The purpose of the utility model is to provide a three-stage leg rest flip structure driven by a motor, aiming to solve the problem in the prior art that the telescopic structure is complicated and the angle of the leg rest cannot be adjusted according to the usage requirements of different passengers although the distance of the leg rest is adjustable.

[0006] To achieve the above-mentioned purpose, the utility model provides a three-stage leg support flip structure driven by a motor, including a main support plate, a first bracket, a second bracket, a third bracket, a fourth bracket, a flip plate, a first motor, a first screw, a support frame, a connecting frame, a rotating rod and a fixing member, wherein the first bracket is rotatably connected to the main support plate and is located at one side of the main support plate, the second bracket is rotatably connected to the first bracket and is located at a side of the first bracket away from the main support plate, the third bracket is rotatably connected to the main support plate and the second bracket respectively and is located at a side of the main support plate close to the second bracket, the fourth bracket is rotatably connected to the third bracket and is located at one side of the third bracket, and the flip plate It is rotatably connected to the second bracket and the fourth bracket, and is located on a side of the second bracket close to the fourth bracket. The first motor is connected to the main support plate through the fixing component, and is located on one side of the main support plate. The first screw is connected to the output end of the first motor and is located on one side of the first motor. The support frame is fixedly connected to the first screw and is located on one side of the first screw. The connecting frame is rotatably connected to the support frame and is located on one side of the support frame. The rotating rod is fixedly connected to the connecting frame and the third bracket respectively, and the rotating rod is located on a side of the connecting frame close to the third bracket. The fixing component is arranged on the main support plate and connected to the first motor.

[0007] Wherein, the fixing component includes a fixing rod and a fixing frame, the fixing rod is fixedly connected to the main support plate and is located on one side of the main support plate; the fixing frame is fixedly connected to the fixing rod and the first motor respectively, and the fixing frame is located on the side of the fixing rod close to the first motor.

[0008] Among them, the three-section leg rest flipping structure driven by a motor also includes a connecting seat, an adjusting rod, a pedal and a telescopic member. The connecting seat is connected to the flip plate through the telescopic member and is located on one side of the flip plate; the adjusting rod is rotatably connected to the connecting seat and is located on one side of the adjusting rod; the pedal is fixedly connected to the adjusting rod and is located on one side of the adjusting rod; the telescopic member is arranged on the flip plate and connected to the connecting seat.

[0009] Among them, the telescopic member includes a second motor, a second screw and a movable frame, the second motor is fixedly connected to the flip plate and is located on one side of the flip plate; the second screw is connected to the output end of the second motor and is located on one side of the second motor; the movable frame is fixedly connected to the second screw and the connecting seat respectively, and the movable frame is located on the side of the second screw close to the connecting seat.

[0010] Wherein, the telescopic member further comprises a telescopic rod, which is arranged on the flip plate, connected to the moving frame, and located on a side of the flip plate close to the moving frame.

[0011] The utility model discloses a three-stage leg rest flipping structure driven by a motor, when the first motor drives the first screw to retract and move, the retraction movement of the first screw can drive the retraction movement of the moving frame, the retraction movement of the moving frame can drive the connecting frame to perform circular motion along the rotation axis of the rotating rod, the rotation of the connecting frame can drive the rotation of the rotating rod, the rotation of the rotating rod can drive the flipping of the third bracket, and the flipping of the third bracket makes it possible to drive the flip plate to flip on the external seat under the rotation transmission connection of the second bracket and the fourth bracket, so that the passenger can start the first motor by a control button to drive the third bracket to flip and adjust the flip plate to a suitable angle, so that the flip plate can fully support the legs through the flip adjustment of the flip plate, thereby meeting the use requirements of different passengers for the leg rest. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a structural schematic diagram of a three-section leg rest flip structure driven by a motor according to the first embodiment of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the flip plate of the first embodiment of the utility model.

[0015] In the figure: 101-main support plate, 102-first bracket, 103-second bracket, 104-third bracket, 105-fourth bracket, 106-flip plate, 107-first motor, 108-first screw, 109-support frame, 110-connecting frame, 111-rotating rod, 112-connecting seat, 113-adjusting rod, 114-pedal, 115-fixed rod, 116-fixed frame, 117-second motor, 118-second screw, 119-movable frame, 120-telescopic rod. DETAILED DESCRIPTION

[0016] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0017] The first embodiment of the present application is:

[0018] See also Figure 1 and Figure 2 ,in Figure 1 It is a structural schematic diagram of a three-section leg rest flip structure driven by a motor according to the first embodiment of the utility model. Figure 2 It is a structural schematic diagram of the flip plate of the first embodiment of the utility model.

[0019] The utility model provides a three-stage leg rest flip structure driven by a motor, including a main support plate 101, a first bracket 102, a second bracket 103, a third bracket 104, a fourth bracket 105, a flip plate 106, a first motor 107, a first screw 108, a support frame 109, a connecting frame 110, a rotating rod 111, a fixed component, a connecting seat 112, an adjusting rod 113, a pedal 114 and a telescopic component, wherein the fixed component includes a fixed rod 115 and a fixed frame 116, and the telescopic component includes a second motor 117, a second screw 118, a moving frame 119 and a telescopic rod 120. The above scheme solves the problem of the complicated telescopic structure in the prior art. Although the distance of the leg rest is adjustable, the angle of the leg rest cannot be adjusted according to the use requirements of different passengers. It can be understood that the above scheme can be used in the case where the leg rest needs to be adjusted and rotated.

[0020] In this embodiment, the main support plate 101 is fixedly installed on the seat by bolts, and the passenger can sit on the seat and support the legs of the passenger through the leg support structure, thereby improving the riding comfort.

[0021] The first bracket 102 is rotatably connected to the main support plate 101 and is located on one side of the main support plate 101; the second bracket 103 is rotatably connected to the first bracket 102 and is located on a side of the first bracket 102 away from the main support plate 101; the third bracket 104 is rotatably connected to the main support plate 101 and the second bracket 103 respectively and is located on a side of the main support plate 101 close to the second bracket 103; the fourth bracket 105 is rotatably connected to the third bracket 104 and is located on one side of the third bracket 104; the flip plate 106 is rotatably connected to the second bracket 103 and the fourth bracket 105 and is located on a side of the second bracket 103 close to the fourth bracket 103; 05, the first motor 107 is connected to the main support plate 101 through the fixing member and is located on one side of the main support plate 101, the first screw rod 108 is connected to the output end of the first motor 107 and is located on one side of the first motor 107, the support frame 109 is fixedly connected to the first screw rod 108 and is located on one side of the first screw rod 108, the connecting frame 110 is rotatably connected to the supporting frame 109 and is located on one side of the supporting frame 109, the rotating rod 111 is fixedly connected to the connecting frame 110 and the third support 104 respectively, the rotating rod 111 is located on one side of the connecting frame 110 close to the third support 104, and the fixing member is arranged on the The main support plate 101 is connected to the first motor 107. The first bracket 102 has two parts, and the two first brackets 102 are rotatably connected to the main support plate 101. The second bracket 103 has two parts, and the two second brackets 103 are rotatably connected to the corresponding two first brackets 102. The third bracket 104 has two parts, and the right sides of the two third brackets 104 are rotatably connected to the main support plate 101. The middle positions of the two third brackets 104 are rotatably connected to the two second brackets 103. The fourth bracket 105 has two parts, and the two fourth brackets 105 are rotatably connected to the left sides of the corresponding two third brackets 104. The flip plate 106 is rotatably connected to the corresponding On the two second brackets 103 and the fourth bracket 105, the flip plate 106 can be rotatably connected to the seat, the first motor 107 is connected to the main support plate 101 through the fixing member, the first screw 108 is connected to the output end of the first motor 107, the first motor 107 adopts a DC brushless motor with a larger torque, and the output end of the first motor 107 has a gear structure and the first screw 108 cooperates with the existing technical structure, which will not be repeated here, the support frame 109 is welded on the first screw 108, and the movement of the first screw 108 can drive the movement of the support frame 109, and the connecting frame 110 is rotatably connected to the support frame 109,The movement of the support frame 109 can drive the movement of the connecting frame 110, and at the same time, the rotation of the connecting frame 110 can be connected and supported. The rotating rod 111 is welded to the connecting frame 110 and the two third brackets 104, so that when the first motor 107 drives the first screw rod 108 to retract, the retraction movement of the first screw rod 108 can drive the retraction movement of the supporting frame 109, and the retraction movement of the supporting frame 109 can drive the connecting frame 110 to perform a circular motion along the rotation axis of the rotating rod 111, and the rotation of the connecting frame 110 can drive The rotation of the rotating rod 111 can drive the flipping of the third bracket 104, and the flipping of the third bracket 104 can drive the flip plate 106 to flip on the external seat under the rotation transmission connection of the second bracket 103 and the fourth bracket 105, so that the passenger can start the first motor 107 through the control button to drive the third bracket 104 to flip and adjust the flip plate 106 to a suitable angle, so that the flip plate 106 can fully support the legs through the flip adjustment of the flip plate 106, thereby meeting the use requirements of different passengers for leg rests.

[0022] Secondly, the fixing rod 115 is fixedly connected to the main support plate 101 and is located on one side of the main support plate 101; the fixing frame 116 is fixedly connected to the fixing rod 115 and the first motor 107 respectively, and the fixing frame 116 is located on the side of the fixing rod 115 close to the first motor 107. Both ends of the fixing rod 115 are welded to the main support plate 101, and the connection support of the fixing rod 115 is realized by the main support plate 101. The fixing frame 116 is welded to the fixing rod 115, and the connection support of the fixing frame 116 is realized by the fixing rod 115. The fixing frame 116 is bolted and fixed to the first motor 107, so that the connection support and fixation of the first motor 107 on the main support plate 101 are realized by the fixing rod 115 and the fixing frame 116.

[0023] At the same time, the connecting seat 112 is connected to the flip plate 106 through the telescopic member and is located on one side of the flip plate 106; the adjusting rod 113 is rotatably connected to the connecting seat 112 and is located on one side of the adjusting rod 113; the pedal 114 is fixedly connected to the adjusting rod 113 and is located on one side of the adjusting rod 113; the telescopic member is arranged on the flip plate 106 and connected to the connecting seat 112; the connecting seat 112 is connected to the flip plate 106 through the telescopic member, and is connected to the flip plate 106 through the telescopic member. The telescopic component can adjust the position of the connecting seat 112 for telescopic movement. The adjusting rod 113 is rotatably connected to the connecting seat 112. The pedal 114 is welded to the adjusting rod 113. The adjusting rod 113 can make the pedal 114 flip over on the connecting seat 112 so that the pedal 114 can fit the sole of the human foot. At the same time, the telescopic adjustment movement of the connecting seat 112 can better make the pedal 114 fit the sole of the human foot after movement and adjustment, so that the sole of the human foot can be fully supported.

[0024] In addition, the second motor 117 is fixedly connected to the flip plate 106 and is located on one side of the flip plate 106; the second screw 118 is connected to the output end of the second motor 117 and is located on one side of the second motor 117; the moving frame 119 is fixedly connected to the second screw 118 and the connecting seat 112 respectively, and the moving frame 119 is located on the side of the second screw 118 close to the connecting seat 112. The second motor 117 is fixedly installed on the flip plate 106 by bolts, and the connection support of the second motor 117 is realized by the flip plate 106. The second screw 118 is connected to the output end of the second motor 117. The second motor 117 adopts A brushless DC motor with greater torque, the output end of the second motor 117 has a gear structure and an existing technical structure that cooperates with the second screw 118, which will not be elaborated here, so that the second motor 117 can rotate to drive the second screw 118 to move telescopically to the left and right, and the mobile frame 119 is welded to the second screw 118, and the movement of the second screw 118 can drive the mobile frame 119 to move left and right, so that the mobile frame 119 can cooperate with the flip adjustment of the flip plate 106, and the mobile frame 119 can extend left and right to cooperate to provide more comprehensive support for the user's legs, and at the same time allow the user to step on the pedal 114 after the adjustment and telescopic movement.

[0025] Finally, the telescopic rod 120 is arranged on the flip plate 106 and is connected to the mobile frame 119, and is located on the side of the flip plate 106 close to the mobile frame 119. There are two telescopic rods 120, and the outer sides of the two telescopic rods 120 are welded to the flip plate 106. The other end of the telescopic rod 120 can be directionally telescoped, and the other end of the telescopic rod 120 is welded to the mobile frame 119. Through the directional telescopic movement of the telescopic end of the telescopic rod 120, the movement of the mobile frame 119 can be directionally limited, thereby making the movement of the mobile frame 119 more stable.

[0026] When using the three-stage leg rest flipping structure driven by a motor of the present embodiment, when the first motor 107 drives the first screw rod 108 to retract, the retraction of the first screw rod 108 can drive the support frame 109 to retract, and the retraction of the support frame 109 can drive the connecting frame 110 to perform circular motion along the rotation axis of the rotating rod 111, and the rotation of the connecting frame 110 can drive the rotation of the rotating rod 111, and the rotation of the rotating rod 111 can drive the flipping of the third bracket 104, and the flipping of the third bracket 104 can drive the flip plate 106 to flip on the external seat under the rotation transmission connection of the second bracket 103 and the fourth bracket 105, so that the passenger can start the first motor 107 by the control button to drive the third bracket 104 to flip and adjust the flip plate 106 to a suitable angle, so as to achieve comprehensive support for the legs through the flip adjustment of the flip plate 106, thereby meeting the use requirements of different passengers for leg rests.

[0027] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A three-stage leg rest flip structure driven by a motor, characterized in that: The invention comprises a main support plate, a first bracket, a second bracket, a third bracket, a fourth bracket, a flip plate, a first motor, a first screw rod, a support frame, a connecting frame, a rotating rod and a fixing member, wherein the first bracket is rotatably connected to the main support plate and is located at one side of the main support plate, the second bracket is rotatably connected to the first bracket and is located at a side of the first bracket away from the main support plate, the third bracket is rotatably connected to the main support plate and the second bracket respectively and is located at a side of the main support plate close to the second bracket, the fourth bracket is rotatably connected to the third bracket and is located at one side of the third bracket, and the flip plate is rotatably connected to the second bracket and the fourth bracket , and is located on a side of the second bracket close to the fourth bracket, the first motor is connected to the main support plate through the fixing component and is located on one side of the main support plate, the first screw is connected to the output end of the first motor and is located on one side of the first motor, the support frame is fixedly connected to the first screw and is located on one side of the first screw, the connecting frame is rotatably connected to the support frame and is located on one side of the support frame, the rotating rod is fixedly connected to the connecting frame and the third bracket respectively, the rotating rod is located on a side of the connecting frame close to the third bracket, the fixing component is arranged on the main support plate and connected to the first motor.

2. The three-stage leg rest flip structure driven by a motor as claimed in claim 1, characterized in that: The fixing component includes a fixing rod and a fixing frame, wherein the fixing rod is fixedly connected to the main support plate and is located on one side of the main support plate; the fixing frame is fixedly connected to the fixing rod and the first motor respectively, and the fixing frame is located on one side of the fixing rod close to the first motor.

3. The three-stage leg rest flip structure driven by a motor as claimed in claim 1, characterized in that: The three-section leg rest flipping structure driven by a motor also includes a connecting seat, an adjusting rod, a pedal and a telescopic member. The connecting seat is connected to the flip plate through the telescopic member and is located on one side of the flip plate; the adjusting rod is rotatably connected to the connecting seat and is located on one side of the adjusting rod; the pedal is fixedly connected to the adjusting rod and is located on one side of the adjusting rod; the telescopic member is arranged on the flip plate and connected to the connecting seat.

4. The three-stage leg rest flip structure driven by a motor as claimed in claim 3, characterized in that: The telescopic member includes a second motor, a second screw and a moving frame. The second motor is fixedly connected to the flip plate and is located on one side of the flip plate; the second screw is connected to the output end of the second motor and is located on one side of the second motor; the moving frame is fixedly connected to the second screw and the connecting seat respectively, and the moving frame is located on one side of the second screw close to the connecting seat.

5. The three-stage leg rest flip structure driven by a motor as claimed in claim 4, characterized in that: The telescopic member further comprises a telescopic rod, which is arranged on the flip plate, connected to the moving frame, and located on a side of the flip plate close to the moving frame.

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