Rear backrest armrest for electric vehicle

Abstract

The utility model relates to the technical field of backrest armrests, in particular to a rear backrest armrest for an electric vehicle, which comprises armrests, a left armrest and a right armrest are respectively nested on two rotating shafts in a matching manner, the rotating shafts are mounted at the top of a support rod in a matching manner, and the rear wall of the lower part of the support rod is embedded into two ends of a fixing plate. The fixing plate is connected with the clamping plate through a plurality of bolts; a fixed shaft in the supporting rod is matched with the rotating shaft to rotate by 0-145 degrees, so that the child can conveniently get on and off the bicycle; the armrest is convenient for children to get on and off, and left and right protection functions are added when the children sit on the armrest.

Description

Technical Field

[0001] The utility model relates to the technical field of backrest armrests, in particular to a rear backrest armrest for an electric vehicle. Background Art

[0002] At present, the rear seats of electric vehicles on the market only have backrest protection measures, ignoring the safety of children riding electric vehicles. For young children, they do not have a good sense of safety and like to move around. They cannot sit independently in the back seat without comprehensive protection devices. When there is no fence protection on the left and right sides of the back seat, when the vehicle turns, the center of gravity of the child shifts, and the child loses balance and can easily fall off the vehicle, posing a major safety hazard. The existing rear seat protection devices are not convenient for children to get on and off the vehicle.

[0003] Therefore, the present application provides a rear backrest armrest for an electric vehicle to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a rear backrest armrest for an electric vehicle, so as to solve the problem that the rear seat of the existing electric vehicle has no protective function and it is inconvenient for children to get on and off the vehicle.

[0005] In order to solve the above technical problems, the utility model provides a rear backrest armrest for an electric vehicle, including an armrest, wherein the left and right armrests are respectively adapted and nested on two rotating shafts, the rotating shafts are installed on the top of the support rod through shaft adaptation, and the lower rear wall of the support rod is embedded in the two ends of the fixed plate, and the fixed plate is connected to the clamping plate through a number of bolts; the fixed shaft in the support rod is adapted to the rotating shaft to rotate 0-145 degrees to facilitate children getting on and off the vehicle.

[0006] A further improvement of the present novel technical solution is that: the support rod also includes a fixed shaft, which is located at the top of the special-shaped support rod. The fixed shaft is a circular plate-shaped body, and an axial hole is set through the center of the fixed shaft body. A semi-arc-shaped arc block is fixed on either side away from the axial hole, and the opening of the arc block body is located in the direction of the axial hole; the arc blocks are symmetrically arranged on both side walls of the fixed shaft body.

[0007] A further improvement of the present novel technical solution is that the rotating shaft further comprises a left rotating shaft and a right rotating shaft, and the sleeve A of the left rotating shaft body and the sleeve A of the right rotating shaft body are adapted to be nested and fixed together.

[0008] A further improvement of the present novel technical solution is that the left rotating shaft further comprises a rotating shaft B, a limiting plate is vertically arranged in the inner cavity of the rotating shaft B, and the limiting plate is used to limit the rotation angle of the arc block.

[0009] The further improvement of the present new technical solution is that: the left rotating shaft also includes a shaft rod, a support plate is provided on the side of the inner cavity of the shaft rod close to the rotating axis B, a protrusion is provided outwardly on the bottom surface of the support plate body, a spring limiting column is provided on the protrusion, and the spring limiting column is used to adapt to the bottom of the spring; a notch is provided on the top surface of the support plate, and the notch is adapted to the adjustment button.

[0010] A further improvement of the present novel technical solution is that the right rotating shaft further comprises a rotating shaft A, a limiting plate A is vertically arranged in the inner cavity of the rotating shaft A, and the limiting plate A is used to limit the rotation angle of the arc block.

[0011] A further improvement of the present novel technical solution is that the right rotating shaft also includes a shaft A, a support plate A is provided on the inner cavity of the shaft A close to the rotating shaft A, a recess is provided on the bottom surface of the support plate A body, and the recess is adapted to the protrusion; a notch is provided on the top surface of the support plate A, and the notch is adapted to the adjustment button.

[0012] A further improvement of the present novel technical solution is that the armrest body is an inner hollow cavity, and the inner arm of the armrest is provided with at least one through-hole, and the through-hole is adapted to accommodate the adjustment button.

[0013] A further improvement of the present novel technical solution is that: the bottom of the shaft body is an inner hollow cavity, and an internal thread is provided on the inner cavity wall.

[0014] A further improvement of the novel technical solution is that the fixing plate is a frame-shaped body, and an extension section of the frame-shaped body is embedded in the support rod and fixed by bolts.

[0015] By adopting the above technical solution, the utility model has the following beneficial effects:

[0016] 1. The utility model provides a rear backrest armrest for an electric vehicle, which

[0017] The left rotating shaft and the right rotating shaft are adapted to be nested on both sides of the fixed shaft, and the arc blocks on both sides of the fixed shaft are adapted to the inner cavity of the left rotating shaft and the right rotating shaft. When the left rotating shaft and the right rotating shaft rotate in one direction together, any end face of the arc block body is blocked and limited by the limit plate and the limit plate A, thereby realizing the rotation of the armrest 0-145 degrees, making it convenient for children to get on and off the car, and at the same time increasing the left and right protection functions when children are riding.

[0018] 2. The utility model provides a rear backrest armrest for an electric vehicle, in which the rotating axis B and the shaft rod in the left rotating axis are integrally formed, and the rotating axis A and the shaft rod A in the right rotating axis are integrally formed. The inner cavities of the left rotating axis body and the inner cavities of the right rotating axis body are nested and fixed against each other, and the left rotating axis and the right rotating axis together constitute a rotating axis, which is adapted to be nested in the inner cavity of the armrest. The left rotating axis and the right rotating axis are only a mutually nested structure, and the structural design is simple and ingenious.

[0019] 3. The utility model provides a rear-mounted backrest armrest for an electric vehicle, wherein the inner cavities of the shaft and the shaft A are respectively provided with a support plate and a support plate A, wherein the two support plates and the support plate A are adapted to be engaged with each other, and notches are respectively provided on the tops of the support plates and the support plate A, which abut against each other to form a through-hole adapted to an adjustment button, and a spring limiting column is provided on the support plate, which is used to fix the spring at the bottom of the adjustment button, thereby realizing the downward pressing and lifting of the adjustment button, and the rotating shaft formed by the shaft and the shaft A is nested in the inner cavity of the armrest, and a plurality of through-holes are provided on the inner side wall of the armrest body, which are adapted to the adjustment button, making it convenient for the user to adjust the extension or shortening of the armrest, thereby increasing the user's convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 The figure is an overall schematic diagram of a rear backrest armrest for an electric vehicle;

[0022] Figure 2 It is a three-dimensional schematic diagram of a rear backrest armrest for an electric vehicle;

[0023] Figure 3 It is a structural diagram of the left-rotating shaft;

[0024] Figure 4 It is a structural diagram of the right-rotating shaft;

[0025] Figure 5 This is a structural diagram of the handrail;

[0026] Figure 6 It is a partial enlarged schematic diagram of the side of the support rod and the fixed shaft;

[0027] Figure 7 It is a partial enlarged schematic diagram of the support rod and the fixed shaft;

[0028] Figure 8 It is a structural diagram of the adjustment button;

[0029] Figure 9 Schematic diagram of the shaft structure.

[0030] Figure markings: 1. armrest; 2. rotating shaft; 3. support rod; 4. bolt; 5. clamping plate; 6. fixing plate; 7. adjustment button; 8. shaft; 11. through hole; 21. left rotating shaft; 210. sleeve; 211. limit plate; 212. support plate; 213. bump; 214. spring limit column; 215. rotating shaft B; 216. shaft; 22. right rotating shaft; 220. rotating shaft A; 221. shaft A; 222. sleeve A; 223. support plate A; 224. notch; 225. limit plate A; 300, notch; 31. fixed shaft; 32. arc block; 33. shaft hole; 71. spring; 81. internal thread. DETAILED DESCRIPTION

[0031] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0032] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating positions or relationships, are based on the positions or relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0033] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0034] The present invention will be further explained below in conjunction with specific implementation methods.

[0035] like Figures 1-9As shown, the present embodiment provides a rear-mounted backrest armrest for an electric vehicle, comprising an armrest 1, wherein the left and right armrests 1 are respectively adapted to be nested on two rotating shafts 2, and the two rotating shafts 2 are symmetrically arranged, and the rotating shaft 2 is adapted to be installed on the top of the support rod 3 through the shaft 8, and the bottom of the shaft 8 body is an inner hollow body, and an internal thread 81 is provided on the inner cavity wall thereof, and the internal thread 81 is adapted to the screw to pass through and fix the two rotating shafts 2 on the support rod 3, and the lower rear wall of the support rod 3 is embedded in the two ends of the fixing plate 6, and the fixing plate 6 is a rim-shaped body, and the extended section of the rim-shaped body is embedded in the support rod 3 and fixed by multiple bolts; the fixing plate 6 is connected to the clamping plate 5 by several bolts 4, which is convenient for fixing the backrest armrest to the backrest of the electric vehicle, and the fixed shaft 31 in the support rod 3 is adapted to the rotating shaft 2 through the shaft 8 to rotate 0-145 degrees, thereby realizing the rising and horizontal placement of the armrest, making it convenient for children to get on and off the vehicle.

[0036] like Figure 2 、 Figure 6 、 Figure 7 As shown, in this embodiment, the support rod 3 also includes a fixed shaft 31, which is located at the top of the special-shaped support rod 3, and the fixed shaft 31 is integrally formed with the support rod 3, and the fixed shaft 31 is a circular plate-shaped body, and an axial hole 33 is set through the center of the fixed shaft 31 body, and a semi-arc arc block 32 is fixed on either side away from the axial hole 33. The arc block 32 is a semi-annular body, and the size and length of the arc block can be adjusted according to customer needs. By adjusting the size and length of the arc block, rotation at different angles can be achieved; the opening of the arc block 32 body is located in the direction of the axial hole 33; the arc blocks 32 are symmetrically arranged on both side walls of the fixed shaft 31 body; arc blocks 32 are respectively set on both side walls of the fixed shaft 31 body, so that the inner cavity of the left rotating shaft 21 and the inner cavity of the right rotating shaft 22 can rotate together, thereby improving the rotation efficiency.

[0037] like Figure 2-4 、 Figure 6 、 Figure 8As shown, in this embodiment, the rotating shaft 2 also includes a left rotating shaft 21 and a right rotating shaft 22. The sleeve 210 of the left rotating shaft 21 body and the sleeve A222 of the right rotating shaft 22 body are adapted to be nested and fixed together. The rotating shaft 21 and the right rotating shaft 22 are nested and fixed to each other to form a rotating shaft 2. The rotating shaft 2 is adapted to the arc blocks 32 on the two side walls of the fixed shaft 31 body, thereby realizing the rotation direction of the rotating shaft 2, making it convenient for children to get on and off the vehicle. The left rotating shaft 21 also includes a rotating shaft B215. The inner cavity of the rotating shaft B215 is vertically provided with a limit plate 211. The limit plate 211 is used to limit the rotation angle of the arc block 32. The limit plate 211 can be designed according to the needs of the user. In order to achieve the horizontal placement of the armrest and the upward rotation angle of 100 degrees, the limit plate 211 is made into an inner angle body to achieve angle adjustment. The upward rotation angle of 100 degrees is the optimal rotation angle. The left rotating shaft 21 also includes a shaft 216. The shaft 216 and the rotating shaft B215 are of special-shaped structures and are formed as one piece. A support plate 212 is provided on the side of the inner cavity of the shaft 216 near the rotating shaft B215. A protrusion 213 is provided outwardly on the bottom surface of the support plate 212 body. A spring limiting column 214 is provided on the protrusion 213. The spring limiting column 214 is used to adapt to the bottom of the spring 71; the top of the spring 71 is fixed on the adjustment button 7, and the extension and contraction functions of the armrest are achieved by pressing the adjustment button 7; a notch 300 is provided on the top surface of the support plate 212, and the notch 300 is adapted to the adjustment button 7; the notch 300 is used to limit the adjustment button 7 from popping out, and a limiting ring is provided on the adjustment button 7 body. The limiting ring is located on the bottom surface of the notch 300, thereby limiting the adjustment button 7 from popping out in the elasticity of the spring; the right rotating shaft 22 also includes a rotating shaft A220. The rotating shaft A220 and the shaft A221 are of special-shaped and are It is integrally formed, and a limit plate A225 is vertically set in the inner cavity of the rotating shaft A220. The limit plate A225 is used to limit the rotation angle of the arc block 32; the structure, size and principle of the limit plate A225 are the same as the inner cavity structure of the left rotating shaft 21. The right rotating shaft 22 also includes a shaft A221. A support plate A223 is set on the side of the inner cavity of the shaft A221 close to the rotating shaft A220. A recess 224 is set on the bottom surface of the support plate A223 body, and the recess 224 is adapted to the protrusion 213; a notch 300 is set on the top surface of the support plate A223, and the notch 300 is adapted to the adjustment button 7; notches 300 are respectively set in the inner cavities of the shaft A221 and the shaft 216, and the notches 300 of the two together form a large through hole, and the hole is punched to set the upper part of the adjusting button 7 body, which is used to prevent the adjusting button 7 from popping out when pressed, making it convenient for users to extend and retract the armrest 1, thereby increasing user convenience and safety protection.

[0038] like Figure 5 、 Figure 7As shown, in this embodiment, the armrest 1 body is an inner hollow cavity, and the inner arm of the armrest 1 is provided with at least one through-hole 11, which is adapted to the adjustment button 7. The inner diameter of the through-hole 11 is larger than the outer diameter of the adjustment button 7, thereby making it convenient for the user to press down the adjustment button 7 and achieve the extension or shortening adjustment of the armrest by stretching and pushing the armrest 1.

[0039] The present invention also provides a working principle of a rear backrest armrest for an electric vehicle: the user first presses the clamping plate 5 and the fixing plate 6 against the seat back of the electric vehicle, and firmly fixes the clamping plate 5 and the fixing plate 6 to the seat back through a plurality of bolts 4; a fixed shaft 31 is provided on the top of the support rod 3 body, and arc blocks 32 are respectively provided on both sides of the fixed shaft 31 body, and the two arc blocks 32 are respectively adapted to the inner cavities of the left rotating shaft 21 and the right rotating shaft 22, and the rotating shafts B215 and 220 in the left rotating shaft 21 and the right rotating shaft 22 are respectively provided. A limit plate 211 and a limit plate A225 are separately provided. The limit plate 211 and the limit plate A225 are used to limit the rotation angle of the arc block 32. The rotation angle in this embodiment is 0-145 degrees. When the inner cavities of the left rotating shaft 21 and the right rotating shaft 22 are pressed against each other, the sleeve 210 and the sleeve A222 are adapted and nested with each other to fix the left rotating shaft 21 and the right rotating shaft 22 together to form the rotating shaft 2. The through hole (not shown in the figure) on the rotating shaft 2 passes through the shaft 8 to pass through the connecting shaft hole 33, thereby realizing the angular rotation of the rotating shaft 2. The rotating shaft 2 is nested in In the inner cavity of the armrest 1, a plurality of through-holes 11 are provided on the inner side wall of the armrest 1 body, and the upper part of the adjusting button 7 body is adapted to be installed in the through-hole 11. The lower part of the adjusting button 7 body is a spring 71, and the spring 71 is installed in the inner cavity of the shaft 216 in the left rotating shaft 21. A support plate 212 is provided in the inner cavity of the shaft 216, and a protrusion 213 is provided outwardly of the support plate 212. The protrusion 213 and the support plate 212 are integrally formed. A spring limiting column 214 is vertically provided on the protrusion 213. The spring limiting column 214 is used to limit the spring 71. The top of the spring 71 is fixed on At the bottom of the adjustment button 7, the adjustment button 7 is adapted to the notch 300 on the shaft 216, and the notch 300 is set at the same position in the shaft A221 in the right rotating shaft 22. The shaft 216 and the shaft A221 together form an adaptation hole (not shown in the figure). The adaptation hole is adapted to the adjustment button 7. The user presses the adjustment button 7 to make the top surface of the adjustment button 7 that pops up on the armrest 1 drop down until it is flush with the rotating shaft. At this time, the armrest 1 is stretched and pushed inward to extend and contract the armrest, thereby facilitating user use and increasing user safety.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the above embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rear backrest armrest for an electric vehicle, characterized in that: The invention comprises an armrest (1), wherein the left and right armrests (1) are respectively adapted to be nested on two rotating shafts (2), the rotating shaft (2) is adapted to be mounted on the top of a support rod (3) through a shaft (8), the lower rear wall of the support rod (3) is embedded in both ends of a fixing plate (6), and the fixing plate (6) is connected to a clamping plate (5) through a plurality of bolts (4); the fixing shaft (31) in the support rod (3) is adapted to be rotated 0-145 degrees with the rotating shaft (2) to facilitate children getting on and off the vehicle.

2. A rear backrest armrest for an electric vehicle according to claim 1, characterized in that: The support rod (3) further comprises a fixed shaft (31), the fixed shaft (31) being located at the top of the special-shaped support rod (3), the fixed shaft (31) being a circular plate-shaped body, a shaft hole (33) being provided through the center of the fixed shaft (31) body, a semi-arc-shaped arc block (32) being fixedly provided on either side away from the shaft hole (33), the opening of the arc block (32) body being located in the direction of the shaft hole (33); the arc blocks (32) being symmetrically provided on both side walls of the fixed shaft (31) body.

3. The rear backrest armrest for an electric vehicle according to claim 1, characterized in that: The rotating shaft (2) further comprises a left rotating shaft (21) and a right rotating shaft (22), wherein the sleeve (210) of the left rotating shaft (21) body and the sleeve A (222) of the right rotating shaft (22) body are adapted to be nested and fixed together.

4. A rear backrest armrest for an electric vehicle according to claim 3, characterized in that: The left rotation axis (21) further comprises a rotation axis B (215), wherein a limiting plate (211) is vertically arranged in the inner cavity of the rotation axis B (215), and the limiting plate (211) is used to limit the rotation angle of the arc block (32).

5. A rear backrest armrest for an electric vehicle according to claim 4, characterized in that: The left rotating shaft (21) further includes a shaft (216), a support plate (212) is provided on one side of the inner cavity of the shaft (216) close to the rotating shaft B (215), a protrusion (213) is provided outwardly on the bottom surface of the support plate (212), a spring limiting column (214) is provided on the protrusion (213), and the spring limiting column (214) is used to adapt to the bottom of the spring (71); and a notch (300) is provided on the top surface of the support plate (212), and the notch (300) is adapted to the adjustment button (7).

6. The rear backrest armrest for an electric vehicle according to claim 3, characterized in that: The right rotation shaft (22) further comprises a rotation shaft A (220), wherein a limiting plate A (225) is vertically arranged in the inner cavity of the rotation shaft A (220), and the limiting plate A (225) is used to limit the rotation angle of the arc block (32).

7. A rear backrest armrest for an electric vehicle according to claim 3, characterized in that: The right rotating shaft (22) further includes a shaft A (221), a support plate A (223) is provided on one side of the inner cavity of the shaft A (221) close to the rotating shaft A (220), a recess (224) is provided on the bottom surface of the support plate A (223), and the recess (224) is adapted to fit the protrusion (213); the support plate A (223) A notch (300) is provided on the top surface, and the notch (300) is adapted to fit the adjustment button (7).

8. The rear backrest armrest for an electric vehicle according to claim 1, characterized in that: The armrest (1) body is an inner hollow cavity, and the inner arm of the armrest (1) is provided with at least one through-hole (11), and the through-hole (11) is adapted to fit the adjustment button (7).

9. The rear backrest armrest for an electric vehicle according to claim 1, characterized in that: The bottom of the shaft (8) body is an inner hollow cavity, and an internal thread (81) is provided on the inner cavity wall.

10. The rear backrest armrest for an electric vehicle according to claim 1, characterized in that: The fixing plate (6) is a frame-shaped body, and an extension section of the frame-shaped body is embedded in the support rod (3) and fixed by bolts.

Images