WO2017097257A1

WO2017097257A1 - Novel folding electric bicycle

Info

Publication number: WO2017097257A1
Application number: PCT/CN2016/109216
Authority: WO
Inventors: 乐峥
Original assignee: 江苏极科智能科技有限公司
Priority date: 2015-12-11
Filing date: 2016-12-09
Publication date: 2017-06-15
Also published as: CN105398526A; CN105398526B

Abstract

A novel folding electric bicycle comprises a frame (1), wheels (3), a handlebar (6), and a seat cushion (2). A rechargeable battery is installed in a front wheel (301), and a drive motor and a controller are installed in a rear wheel (302); the frame (1) comprises a front wheel carrier (101) and a rear wheel carrier (102) which are arranged front and back and are connected to each other by means of a wheel carrier folding structure (4), and two rims used for placing the front wheel (301) and the rear wheel (302) are respectively arranged in the front wheel carrier (101) and the rear wheel carrier (102); the front wheel carrier (101) is connected to the front wheel (301) by means of a front rotating shaft (8) and a wheel folding structure (5), and the front wheel (301) can be placed in the rim of the front wheel carrier (101) in a folding way; the rear wheel carrier (102) is connected to the rear wheel (302) by means of a rear rotating shaft (9) and another wheel folding structure (5), and the rear wheel (302) can be placed in the rim of the rear wheel carrier (102) in a folding way; the handlebar (6) comprises a lower support rod (601) connected to the front wheel carrier (101), an upper support rod (602) installed at the upper end of the lower support rod (601), and a handle (603) connected to the upper support rod (602), the lower support rod (601) and the upper support rod (602) being connected to each other by means of a support rod folding structure (7), and the handle (603) capable of being turned over and folded up and down relative to the upper support rod (602); and the seat cushion (2) is installed on the rear wheel carrier (102) by means of a lifting rod (10).

Description

说明书发明名称:新型折叠电动自行车 Manual Title: New Folding Electric Bicycle

技术领域 Technical field

[0001] 本发明涉及自行车技术领域，尤其涉及可折叠的电动自行车。 [0001] The present invention relates to the field of bicycle technology, and more particularly to a foldable electric bicycle.

背景技术 Background technique

[0002] 电动自行车由于其具有节能环保、方便使用的特点，短程内替代汽车出行，越来越得到了人们的喜爱。现有的电动自行车一般不具有折叠功能，未使用吋其占用空间大，需要安排一定的车位摆放。 [0002] Electric bicycles have become more and more popular because of their energy-saving, environmentally-friendly and convenient use. Existing electric bicycles generally do not have a folding function, and if they are not used, they occupy a large space and need to arrange a certain parking space.

[0003] 目前已出现有可折叠的电动自行车，其折叠结构复杂，折叠操作麻烦。 [0003] There is a foldable electric bicycle that has a complicated folding structure and troublesome folding operation.

技术问题 technical problem

[0004] 本申请人针对现有电动自行车存在的上述缺点，提供一种可折叠、折叠操作方便、体积小、方便携带的新型折叠电动自行车。 [0004] The present applicant provides a novel folding electric bicycle that is foldable, easy to fold, small in size, and convenient to carry, in view of the above-mentioned shortcomings of the existing electric bicycle.

问题的解决方案 Problem solution

技术解决方案 Technical solution

[0005] 本发明所采用的技术方案如下： [0005] The technical solution adopted by the present invention is as follows:

[0006] 一种新型折叠电动自行车，包括车架、车轮、龙头及座垫，前车轮中安装有充电电池，后车轮中安装驱动电机及控制器，所述车架包括前后设置并通过轮架折叠结构连接的前轮架及后轮架，所述前轮架及后轮架中分别带有放置前车轮及后车轮的轮圈；前轮架上向前倾斜安装有前转轴，前转轴的下端通过车轮折叠结构与所述前车轮连接，前车轮通过车轮折叠结构向上折叠后，通过前转轴转动后置入前轮架的轮圈中；后轮架上向后倾斜安装有后转轴，后转轴的下端通过所述车轮折叠结构与后车轮连接，后车轮通过车轮折叠结构向上折叠后，通过后转轴转动后置入后轮架的轮圈中；所述龙头包括与前轮架连接的下支撑杆、安装于下支撑杆上端的上支撑杆及与上支撑杆连接的把手，下支撑杆与上支撑杆通过撑杆折叠结构连接，所述把手可相对上支撑杆进行上下翻折；所述座垫通过升降杆安装于后轮架上。 [0006] A novel folding electric bicycle includes a frame, a wheel, a faucet and a seat cushion, a rechargeable battery is installed in the front wheel, a drive motor and a controller are installed in the rear wheel, and the frame includes front and rear and passes through the wheel frame a front wheel frame and a rear wheel frame connected by a folding structure, wherein the front wheel frame and the rear wheel frame respectively have a rim on which the front wheel and the rear wheel are placed; the front wheel frame is slanted forwardly with a front rotation shaft, and the front rotation shaft The lower end is connected to the front wheel through a wheel folding structure, and the front wheel is folded upward by the wheel folding structure, and then inserted into the rim of the front wheel frame by rotating the front rotating shaft; the rear wheel frame is tilted rearward to be mounted with the rear rotating shaft, and then The lower end of the rotating shaft is connected to the rear wheel through the wheel folding structure, and the rear wheel is folded upward by the wheel folding structure, and then rotated into the rim of the rear wheel frame through the rear rotating shaft; the faucet includes a lower joint connected with the front wheel frame a support rod, an upper support rod mounted on an upper end of the lower support rod, and a handle connected to the upper support rod, the lower support rod and the upper support rod being connected by a strut folding structure, The handle can be folded up and down with respect to the upper support rod; the seat cushion is mounted on the rear wheel frame by the lifting rod.

[0007] 作为上述技术方案的进一步改进： [0008] 所述前车轮及后车轮均通过侧面的支撑臂与所述车轮折叠结构连接；所述车轮折叠结构包括相互铰接的上连接板及下连接板，上连接板与前转轴或后转轴固连，下连接板与支撑臂的上端固连；上连接板的非铰接端通过转轴转动安装有锁紧组件，锁紧组件包括与转轴径向连接的滑杆、滑动安装于滑杆下端的滑套及安装于滑套下端的口哨型结构的锁紧把手，锁紧把手通过销轴与滑杆的下端转动连接；所述下连接板的非铰接端幵设有可放置滑杆的槽口，下连接板相对上连接板转动将滑杆置入所述槽口中后，转动所述锁紧把手通过滑套将上连接板与下连接板之间锁紧。 [0007] As a further improvement of the above technical solution: [0008] The front wheel and the rear wheel are connected to the wheel folding structure by a side support arm; the wheel folding structure comprises an upper connecting plate and a lower connecting plate which are hinged to each other, and the upper connecting plate and the front rotating shaft or the rear rotating shaft The lower connecting plate is fixedly connected to the upper end of the support arm; the non-hinged end of the upper connecting plate is rotatably mounted with a locking assembly, the locking assembly includes a sliding rod radially connected to the rotating shaft, and is slidably mounted on the lower end of the sliding rod a sliding sleeve and a locking handle of the whistle structure installed at the lower end of the sliding sleeve, the locking handle is rotatably connected to the lower end of the sliding rod through the pin shaft; the non-hinged end of the lower connecting plate is provided with a notch capable of placing the sliding rod After the lower connecting plate rotates relative to the upper connecting plate and the sliding bar is placed into the slot, the locking handle is rotated to lock the upper connecting plate and the lower connecting plate through the sliding sleeve.

[0009] 所述支撑臂上安装有带有拉环的锁止短杆，锁止短杆贯穿所述支撑臂，其端部凸出于支撑臂的内侧面。 [0009] The support arm is mounted with a locking short rod with a pull ring, and the locking short rod penetrates the support arm, and its end protrudes from the inner side of the support arm.

[0010] 所述轮架折叠结构包括相互铰接的前连接板及后连接板，前连接板与前轮架固连，后连接板与后轮架固连；所述前连接板的非铰接端还通过转杆转动安装有第一锁紧板，第一锁紧板上靠近后连接板的一端转动安装有第一锁紧块，第一锁紧块的内侧面带有第一锁紧槽；所述后连接板的非铰接端安装有与所述第一锁紧槽配合的第一锁紧杆。 [0010] The wheel frame folding structure includes a front connecting plate and a rear connecting plate which are hinged to each other, the front connecting plate is fixedly connected to the front wheel frame, and the rear connecting plate is fixedly connected to the rear wheel frame; the non-hinged end of the front connecting plate a first locking plate is further mounted by rotating the rotating rod, and a first locking block is rotatably mounted on an end of the first locking plate adjacent to the rear connecting plate, and the inner side of the first locking block is provided with a first locking groove; The non-hinged end of the rear connecting plate is mounted with a first locking bar that cooperates with the first locking groove.

[0011] 所述后转轴通过轴承转动安装于后轮架上，后轮架上安装有限制后转轴转动的锁紧手柄。 [0011] The rear rotating shaft is rotatably mounted on the rear wheel frame by a bearing, and the rear wheel frame is mounted with a locking handle for restricting rotation of the rear rotating shaft.

[0012] 所述后转轴上带有限位凹槽，所述锁紧手柄带有与所述限位凹槽配合的限位凸起。 [0012] The rear rotating shaft has a limiting groove, and the locking handle has a limiting protrusion that cooperates with the limiting groove.

[0013] 所述前转轴通过轴承转动安装于前轮架上，前轮架与下支撑杆之间通过连接套连接，连接套的内壁带有键槽，前转轴上设有与键槽配合的止动键。 [0013] The front rotating shaft is rotatably mounted on the front wheel frame through a bearing, and the front wheel frame and the lower support rod are connected by a connecting sleeve, the inner wall of the connecting sleeve is provided with a key groove, and the front rotating shaft is provided with a stop with the key groove key.

[0014] 所述撑杆折叠结构包括相互铰接的上折板及下折板，上折板与上支撑杆固连，下折板与下支撑杆固连，上折板上转动安装有第二锁紧板，第二锁紧板上转动安装有第二锁紧块，第二锁紧块的内侧面带有第二锁紧槽，下折板上安装有与第二锁紧槽配合的第二锁紧杆。 [0014] The strut folding structure comprises an upper folding plate and a lower folding plate which are hinged to each other, the upper folding plate is fixedly connected with the upper supporting rod, the lower folding plate is fixedly connected with the lower supporting rod, and the upper folding plate is rotated and installed with the second a locking plate, a second locking block is rotatably mounted on the second locking plate, a second locking groove is arranged on the inner side of the second locking block, and a second locking groove is mounted on the lower folding plate Two locking levers.

[0015] 所述上折板的内侧面带有凸出扣，下折板的内侧面带有与所述凸出扣配合的凹入槽。 [0015] The inner side surface of the upper folding plate is provided with a protruding buckle, and the inner side surface of the lower folding plate has a concave groove engaged with the protruding buckle.

发明的有益效果有益效果 Advantageous effects of the invention Beneficial effect

[0016] 本发明的有益效果如下： [0016] The beneficial effects of the present invention are as follows:

[0017] 本发明采用多个折叠结构，实现车轮相对轮架折叠、轮架间的折叠、座垫的折叠及龙头的折叠，折叠后大大减小了占用空间；本发明中的折叠结构简单、使用操作简便、易于加工制造、成本低。 [0017] The present invention adopts a plurality of folding structures to realize folding of the wheel relative to the wheel frame, folding between the wheel frames, folding of the seat cushion and folding of the faucet, and greatly reducing the occupied space after folding; the folding structure in the invention is simple, It is easy to use, easy to manufacture, and low in cost.

对附图的简要说明 Brief description of the drawing

附图说明 DRAWINGS

[0018] 图 1为本发明的立体结构图。 1 is a perspective structural view of the present invention.

[0019] 图 2为本发明的另一立体结构图。 2 is another perspective structural view of the present invention.

[0020] 图 3为本发明中后轮的安装结构图。 3 is a view showing a mounting structure of a rear wheel in the present invention.

[0021] 图 4为本发明中车轮折叠结构的立体图。 4 is a perspective view of a wheel folding structure of the present invention.

[0022] 图 5为本发明中车轮向上折叠的状态图。 [0022] FIG. 5 is a view showing a state in which the wheel is folded upward in the present invention.

[0023] 图 6为图 4的另一视角图。 6 is another perspective view of FIG. 4.

[0024] 图 7为本发明中后转轴与后轮架的安装结构图。 7 is a view showing the mounting structure of the rear rotating shaft and the rear wheel frame in the present invention.

[0025] 图 8为本发明中锁紧手柄的立体结构图。 8 is a perspective structural view of a locking handle of the present invention.

[0026] 图 9为本发明中前转轴与前轮架的安装结构图。 9 is a view showing the mounting structure of the front rotating shaft and the front wheel frame in the present invention.

[0027] 图 10为本发明中连接套的结构图。 10 is a structural view of a connecting sleeve in the present invention.

[0028] 图 11为本发明中车轮折叠置入轮架中的状态图。 [0028] FIG. 11 is a view showing a state in which a wheel is folded into a wheel carrier according to the present invention.

[0029] 图 12为本发明中前后车轮架的连接局部放大图。 12 is a partial enlarged view of the connection of the front and rear wheel frames in the present invention.

[0030] 图 13为本发明中轮架折叠结构的分解示图。 [0030] FIG. 13 is an exploded view of the folding structure of the wheel carrier of the present invention.

[0031] 图 14为轮架折叠结构的折叠状态图。 [0031] FIG. 14 is a folded state view of the wheel frame folding structure.

[0032] 图 15为本发明中前后轮架折叠合拢状态图。 [0032] FIG. 15 is a view showing a state in which the front and rear wheel frames are folded and closed in the present invention.

[0033] 图 16为图 15的另一视角图。 16 is another perspective view of FIG. 15.

[0034] 图 17为图 1的 A处局部放大图。 17 is a partial enlarged view of A of FIG. 1.

[0035] 图 18为本发明中上下支撑杆的折叠状态图。 18 is a folded state view of the upper and lower support bars in the present invention.

[0036] 图 19为本发明的最终折叠状态图。 19 is a view showing a final folded state of the present invention.

[0037] 图 20为图 19的另一视角图。 20 is another perspective view of FIG. 19.

[0038] 图中： 1、车架； 101、前轮架； 102、后轮架； 2、座垫； 3、车轮； 301、前车轮； 302、后车轮； 4、轮架折叠结构； 401、前连接板； 402、后连接板； 403、第一锁紧板； 404、第一锁紧块； 4041、第一锁紧槽； 405、转杆； 406、第一锁紧杆； 5、车轮折叠结构； 501、上连接板； 502、下连接板； 5021、槽口； 503 、转轴； 504、锁紧组件； 5041、滑杆； 5042、滑套； 5043、锁紧把手； 5044、销轴； 6、龙头； 601、下支撑杆； 602、上支撑杆； 603、把手； 7、撑杆折叠结构； 701、上折板； 7011、凸出扣； 702、下折板； 7021、凹入槽； 703、第二锁紧板； ₇₀4、第二锁紧块； 7041、第二锁紧槽； 705、第二锁紧杆； 8、前转轴； 801、止动键； 9、后转轴； 91、限位凹槽； 10、升降杆； 11、支撑臂； 111、拉环； 112、锁止短杆； 12、锁紧手柄； 121、限位凸起； 13、连接套； 131、键槽 [0038] In the figure: 1, the frame; 101, the front wheel frame; 102, the rear wheel frame; 2, the seat cushion; 3, the wheel; 301, the front car Wheel; rear wheel; 4, wheel frame folding structure; 401, front connecting plate; 402, rear connecting plate; 403, first locking plate; 404, first locking block; 4041, first locking groove; 405, rotating rod; 406, first locking rod; 5, wheel folding structure; 501, upper connecting plate; 502, lower connecting plate; 5021, notch; 503, rotating shaft; 504, locking assembly; 5041, sliding rod 5042, sliding sleeve; 5043, locking handle; 5044, pin; 6, faucet; 601, lower support bar; 602, upper support bar; 603, handle; 7, struts folding structure; 701, upper folding plate; 7011, protruding buckle; 702, lower folding plate; 7021, concave groove; 703, second locking plate; ₇₀ 4, second locking block; 7041, second locking groove; 705, second locking bar 8, front rotation shaft; 801, stop button; 9, rear shaft; 91, limit groove; 10, lifting rod; 11, support arm; 111, pull ring; 112, locking short rod; Handle; 121, limit protrusion; 13, connecting sleeve; 131, keyway

本发明的实施方式 Embodiments of the invention

[0039] 下面结合附图，说明本发明的具体实施方式。 DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS [0039] Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

[0040] 如图 1、图 2所示，本实施例的新型折叠电动自行车，包括车架 1、车轮 3、龙头 6及座垫 2，前车轮 301中安装有充电电池，后车轮 302中安装驱动电机及控制器，车架 1包括前后设置并通过轮架折叠结构 4连接的前轮架 101及后轮架 102，前轮架 101及后轮架 102中分别带有放置前车轮 301及后车轮 302的轮圈；前轮架 101 上向前倾斜安装有前转轴 8，前转轴 8的下端通过车轮折叠结构 5与前车轮 301连接，前车轮 301通过车轮折叠结构 5向上折叠后，通过前转轴 8转动后置入前轮架 101的轮圈中；后轮架 102上向后倾斜安装有后转轴 9，后转轴 9的下端通过车轮折叠结构 5与后车轮 302连接，后车轮 302通过车轮折叠结构 5向上折叠后，通过后转轴 9转动后置入后轮架 102的轮圈中；龙头 6包括与前轮架 101连接的下支撑杆 601、安装于下支撑杆 601上端的上支撑杆 602及与上支撑杆 602连接的把手 603 ，下支撑杆 601与上支撑杆 602通过撑杆折叠结构 7连接，把手 603可相对上支撑杆 602进行上下翻折；座垫 2通过升降杆 10安装于后轮架 102上。 [0040] As shown in FIG. 1 and FIG. 2, the novel folding electric bicycle of the present embodiment includes a frame 1, a wheel 3, a faucet 6 and a seat cushion 2, in which a rechargeable battery is mounted in the front wheel 301, and the rear wheel 302 is mounted. The driving motor and the controller, the frame 1 includes a front wheel frame 101 and a rear wheel frame 102 which are arranged front and rear and connected by the wheel frame folding structure 4, and the front wheel frame 101 and the rear wheel frame 102 respectively have a front wheel 301 and a rear a rim of the wheel 302; a front axle 8 is slanted forwardly on the front wheel frame 101, and a lower end of the front axle 8 is coupled to the front wheel 301 via a wheel folding structure 5, and the front wheel 301 is folded upward by the wheel folding structure 5 The rotating shaft 8 is rotated and placed in the rim of the front wheel frame 101; the rear wheel frame 102 is obliquely mounted rearwardly with the rear rotating shaft 9, and the lower end of the rear rotating shaft 9 is connected to the rear wheel 302 through the wheel folding structure 5, and the rear wheel 302 passes through the wheel. After the folding structure 5 is folded upward, it is rotated into the rim of the rear wheel frame 102 through the rear rotating shaft 9, and the faucet 6 includes a lower supporting rod 601 connected to the front wheel frame 101 and mounted on the upper end of the lower supporting rod 601. The support rod 602 and the handle 603 connected to the upper support rod 602, the lower support rod 601 and the upper support rod 602 are connected by the strut folding structure 7, the handle 603 can be folded up and down relative to the upper support rod 602; the seat cushion 2 is passed through the lifting rod 10 is mounted on the rear wheel frame 102.

[0041] 如图 3至图 6所示，前车轮 301及后车轮 302均通过侧面的支撑臂 11与车轮折叠结构 5连接；车轮折叠结构 5包括相互铰接的上连接板 501及下连接板 502，上连接板 501与前转轴 8或后转轴 9固连，下连接板 502与支撑臂 11的上端固连；上连接板 501的非铰接端通过转轴 503转动安装有锁紧组件 504，锁紧组件 504包括与转轴 503径向连接的滑杆 5041、滑动安装于滑杆 5041下端的滑套 5042及安装于滑套 5042下端的口哨型结构的锁紧把手 5043，锁紧把手 5043通过销轴 5044与滑杆 504 1的下端转动连接；下连接板 502的非铰接端幵设有可放置滑杆 5041的槽口 5021 ，下连接板 502相对上连接板 501转动将滑杆 5041置入槽口 5021中后，转动锁紧把手 5043通过滑套 5042将上连接板 501与下连接板 502之间锁紧。 [0041] As shown in FIGS. 3 to 6, the front wheel 301 and the rear wheel 302 are connected to the wheel folding structure 5 through the side support arms 11; the wheel folding structure 5 includes an upper connecting plate 501 and a lower connecting plate 502 which are hinged to each other. The upper connecting plate 501 is fixedly connected to the front rotating shaft 8 or the rear rotating shaft 9, and the lower connecting plate 502 is fixed to the upper end of the supporting arm 11; The non-hinged end of the plate 501 is rotatably mounted with a locking assembly 504 through a rotating shaft 503. The locking assembly 504 includes a sliding rod 5041 radially connected to the rotating shaft 503, a sliding sleeve 5042 slidingly mounted on the lower end of the sliding rod 5041, and being mounted on the sliding sleeve 5042. a lower-end whistle-type locking handle 5043, the locking handle 5043 is rotatably connected to the lower end of the sliding rod 504 1 through a pin 5044; the non-hinged end of the lower connecting plate 502 is provided with a notch 5021 on which the sliding rod 5041 can be placed. After the lower connecting plate 502 is rotated relative to the upper connecting plate 501 and the sliding bar 5041 is placed in the notch 5021, the rotating locking handle 5043 is locked between the upper connecting plate 501 and the lower connecting plate 502 through the sliding sleeve 5042.

[0042] 如图 1、图 2及图 4所示，支撑臂 11上安装有带有拉环 111的锁止短杆 112，锁止短杆 112贯穿支撑臂 11，其端部凸出于支撑臂 11的内侧面。 [0042] As shown in FIG. 1, FIG. 2 and FIG. 4, a lock short rod 112 with a pull ring 111 is mounted on the support arm 11, and the lock short rod 112 penetrates the support arm 11, and its end portion protrudes from the support The inner side of the arm 11.

[0043] 如图 12至图 16所示，轮架折叠结构 4包括相互铰接的前连接板 401及后连接板 40 2, 前连接板 401与前轮架 101固连，后连接板 402与后轮架 102固连；前连接板 40 1的非铰接端还通过转杆 405转动安装有第一锁紧板 403，第一锁紧板 403上靠近后连接板 402的一端转动安装有第一锁紧块 404，第一锁紧块 404的内侧面带有第一锁紧槽 4041；后连接板 402的非铰接端安装有与第一锁紧槽 4041配合的第一锁紧杆 406。 [0043] As shown in FIG. 12 to FIG. 16, the wheel frame folding structure 4 includes a front connecting plate 401 and a rear connecting plate 40 2 which are hinged to each other, the front connecting plate 401 is fixedly connected to the front wheel frame 101, and the rear connecting plate 402 is rearward. The non-hinged end of the front connecting plate 40 1 is further rotatably mounted with a first locking plate 403 via a rotating rod 405. The first locking plate 403 is rotatably mounted with a first lock near one end of the rear connecting plate 402. The first block 404, the inner side of the first locking block 404 is provided with a first locking groove 4041; the non-hinged end of the rear connecting plate 402 is mounted with a first locking bar 406 that cooperates with the first locking groove 4041.

[0044] 如图 6、图 7及图 8所示，后转轴 9通过轴承转动安装于后轮架 102上，后轮架 102 上安装有限制后转轴 9转动的锁紧手柄 12; 后转轴 9上带有限位凹槽 91，锁紧手柄 12带有与限位凹槽 91配合的限位凸起 121。 As shown in FIG. 6, FIG. 7, and FIG. 8, the rear rotating shaft 9 is rotatably mounted on the rear wheel frame 102 by a bearing, and the rear wheel frame 102 is mounted with a locking handle 12 for restricting the rotation of the rear rotating shaft 9; the rear rotating shaft 9 The upper limit groove 91 is provided, and the locking handle 12 has a limiting protrusion 121 that cooperates with the limiting groove 91.

[0045] 如图 9、图 10所示，前转轴 8通过轴承转动安装于前轮架 101上，前轮架 101与下支撑杆 601之间通过连接套 13连接，连接套 13的内壁带有键槽 131，前转轴 8上设有与键槽 131配合的止动键 801。 [0045] As shown in FIG. 9 and FIG. 10, the front rotating shaft 8 is rotatably mounted on the front wheel frame 101 by a bearing, and the front wheel frame 101 and the lower support rod 601 are connected by a connecting sleeve 13, and the inner wall of the connecting sleeve 13 is provided. The key groove 131 is provided with a stop key 801 that engages with the key groove 131 on the front rotating shaft 8.

[0046] 如图 17至图 20所示，撑杆折叠结构 7包括相互铰接的上折板 701及下折板 702，上折板 701与上支撑杆 602固连，下折板 702与下支撑杆 601固连，上折板 701上转动安装有第二锁紧板 703，第二锁紧板 703上转动安装有第二锁紧块 704，第二锁紧块 704的内侧面带有第二锁紧槽 7041，下折板 702上安装有与第二锁紧槽 7041 配合的第二锁紧杆 705。 [0046] As shown in FIG. 17 to FIG. 20, the strut folding structure 7 includes an upper flap 701 and a lower flap 702 which are hinged to each other. The upper flap 701 is fixedly connected to the upper support rod 602, and the lower flap 702 and the lower support The second locking plate 703 is rotatably mounted on the upper folding plate 701, and the second locking block 704 is rotatably mounted on the second locking plate 703. The inner side of the second locking block 704 is second. The locking groove 7041 is mounted on the lower folding plate 702 with a second locking rod 705 that cooperates with the second locking groove 7041.

[0047] 如图 18所示，上折板 701的内侧面带有凸出扣 7011，下折板 702的内侧面带有与凸出扣 7011配合的凹入槽 7021。 As shown in FIG. 18, the inner side of the upper flap 701 has a male snap 7011, and the inner side of the lower flap 702 has a recessed groove 7021 that engages with the male snap 7011.

[0048] 本发明折叠过程如下： [0049] 正常使用状态如图 2所示，当需要折叠收拢吋，向下掰幵锁紧把手 5043，通过拉环 111将锁止短杆 112拉出，将前车轮 301及后车轮 302分别相对车架 1向上转动，上连接板 501与下连接板 502分离，折叠后的状态如图 5所示； [0048] The folding process of the present invention is as follows: [0049] The normal use state is as shown in FIG. 2, when it is necessary to fold the folding 吋, the handle 504 is locked downward, and the locking short rod 112 is pulled out by the pull ring 111, and the front wheel 301 and the rear wheel 302 are respectively opposed. The frame 1 is rotated upward, and the upper connecting plate 501 is separated from the lower connecting plate 502, and the folded state is as shown in FIG. 5;

[0050] 转动后轮架 102上的锁紧手柄 12，将其限位凸起 121与后转轴 9的限位凹槽 901脱离，将后车轮 302通过后转轴 9相对后轮架转动 180度，将前车轮 301通过前转轴 8 相对前轮架 101转动 180度，前车轮 301及后车轮 302分别置入前轮架 101及后轮架 102的轮圈中，折叠状态如图 11所示； [0050] Rotating the locking handle 12 on the rear wheel frame 102, disengaging the limiting protrusion 121 from the limiting groove 901 of the rear rotating shaft 9, and rotating the rear wheel 302 through the rear rotating shaft 9 by 180 degrees with respect to the rear wheel frame. The front wheel 301 is rotated 180 degrees with respect to the front wheel frame 101 through the front rotating shaft 8, and the front wheel 301 and the rear wheel 302 are respectively inserted into the rims of the front wheel frame 101 and the rear wheel frame 102, and the folded state is as shown in FIG. 11;

[0051] 转动第一锁紧板 403并掰幵第一锁紧块 404，将前轮架 101及后轮架 102相对转动 180度，并将把手 603向下折叠，将坐垫 2从升降杆 10上取下后，卡扣于折叠后的前轮架 101与后轮架 102之间，折叠后的状态如图 15、图 16所示； [0051] rotating the first locking plate 403 and twisting the first locking block 404, rotating the front wheel frame 101 and the rear wheel frame 102 relatively 180 degrees, and folding the handle 603 downward, and the seat cushion 2 is lifted from the lifting rod 10 After being removed, the buckle is folded between the front wheel frame 101 and the rear wheel frame 102, and the folded state is as shown in FIG. 15 and FIG. 16;

[0052] 转动第二锁紧板 703并掰幵第二锁紧块 704，将上支撑杆 602相对下支撑杆 601向下翻折，实现整个电动车的折叠，最终折叠的状态如图 19、图 20所示。 [0052] rotating the second locking plate 703 and twisting the second locking block 704, folding the upper support rod 602 downward relative to the lower support rod 601, thereby folding the entire electric vehicle, and the final folded state is as shown in FIG. Figure 20 shows.

Claims

权利要求书 Claim

[权利要求 1] 一种新型折叠电动自行车，包括车架（1) 、车轮（3) 、龙头（6 及座垫（2) ，前车轮（301) 中安装有充电电池，后车轮（302) 中安装驱动电机及控制器，其特征在于：所述车架（1) 包括前后设置并通过轮架折叠结构（4) 连接的前轮架（101) 及后轮架（102) ，所述前轮架（101) 及后轮架（102) 中分别带有放置前车轮（301) 及后车轮（302) 的轮圈；前轮架（101) 上向前倾斜安装有前转轴（ 8) ，前转轴（8) 的下端通过车轮折叠结构（5) 与所述前车轮（301 ) 连接，前车轮（301) 通过车轮折叠结构（5) 向上折叠后，通过前转轴（8) 转动后置入前轮架（101) 的轮圈中；后轮架（102) 上向后倾斜安装有后转轴（9) ，后转轴（9) 的下端通过所述车轮折叠结构（₅) 与后车轮（302) 连接，后车轮（302) 通过车轮折叠结构（5 ) 向上折叠后，通过后转轴（9) 转动后置入后轮架（102) 的轮圈中；所述龙头（6) 包括与前轮架（101) 连接的下支撑杆（601) 、安装于下支撑杆（601) 上端的上支撑杆（602) 及与上支撑杆（602) 连接的把手（603) ，下支撑杆（601) 与上支撑杆（602) 通过撑杆折叠结构（7) 连接，所述把手（603) 可相对上支撑杆（602) 进行上下翻折；所述座垫（2) 通过升降杆（10) 安装于后轮架（102) 上 [Claim 1] A novel folding electric bicycle includes a frame (1), a wheel (3), a faucet (6 and a seat cushion (2), a front battery (301) in which a rechargeable battery is mounted, and a rear wheel (302) The driving motor and the controller are mounted, wherein: the frame (1) comprises a front wheel frame (101) and a rear wheel frame (102) which are arranged front and rear and connected by the wheel frame folding structure (4), the front The wheel frame (101) and the rear wheel frame (102) respectively have a rim on which the front wheel (301) and the rear wheel (302) are placed; the front wheel frame (101) is tilted forwardly with a front rotation shaft (8), The lower end of the front rotating shaft (8) is connected to the front wheel (301) by a wheel folding structure (5), and the front wheel (301) is folded upward by the wheel folding structure (5), and then rotated by the front rotating shaft (8). In the rim of the front wheel carrier (101); the rear wheel frame (102) is slanted rearwardly with a rear rotating shaft (9), and the lower end of the rear rotating shaft (9) passes through the wheel folding structure ( ₅ ) and the rear wheel (302) ), the rear wheel (302) is folded up by the wheel folding structure (5), and passes through the rear shaft (9) After being moved into the rim of the rear wheel carrier (102); the faucet (6) includes a lower support rod (601) connected to the front wheel frame (101) and an upper support mounted on the upper end of the lower support rod (601) The rod (602) and the handle (603) connected to the upper support rod (602), the lower support rod (601) and the upper support rod (602) are connected by a strut folding structure (7), and the handle (603) is opposite The upper support rod (602) is folded up and down; the seat cushion (2) is mounted on the rear wheel frame (102) by a lifting rod (10)

[权利要求 2] 如权利要求 1所述的新型折叠电动自行车，其特征在于：所述前车轮 [Claim 2] The novel folding electric bicycle according to claim 1, wherein: the front wheel

(301) 及后车轮（302) 均通过侧面的支撑臂（11) 与所述车轮折叠结构（5) 连接；所述车轮折叠结构（5) 包括相互铰接的上连接板（ 501) 及下连接板（502) ，上连接板（501) 与前转轴（8) 或后转轴 (9) 固连，下连接板（502) 与支撑臂（11) 的上端固连；上连接板 (501) 的非铰接端通过转轴（503) 转动安装有锁紧组件（504) ，锁紧组件（504) 包括与转轴（503) 径向连接的滑杆（5041) 、滑动安装于滑杆（5041) 下端的滑套（5042) 及安装于滑套（5042) 下端的口哨型结构的锁紧把手 (5043) ，锁紧把手 (5043) 通过销轴（50 44) 与滑杆（5041) 的下端转动连接；所述下连接板（502) 的非铰接端幵设有可放置滑杆（5041) 的槽口（5021) ，下连接板（502) 相对上连接板（501) 转动将滑杆（5041) 置入所述槽口（5021) 中后，转动所述锁紧把手（5043) 通过滑套（5042) 将上连接板（501 ) 与下连接板（502) 之间锁紧。 (301) and the rear wheel (302) are connected to the wheel folding structure (5) through a side support arm (11); the wheel folding structure (5) comprises an upper connecting plate (501) and a lower connection hinged to each other The plate (502), the upper connecting plate (501) is fixedly connected to the front rotating shaft (8) or the rear rotating shaft (9), and the lower connecting plate (502) is fixed to the upper end of the supporting arm (11); the upper connecting plate (501) The non-hinged end is rotatably mounted with a locking assembly (504) through a rotating shaft (503), and the locking assembly (504) includes a sliding rod (5041) radially connected to the rotating shaft (503) and slidingly mounted on the lower end of the sliding rod (5041). Sliding sleeve (5042) and whistle-type locking handle (5043) attached to the lower end of the sliding sleeve (5042), locking handle (5043) through the pin (50 44) rotatably connected to the lower end of the slide bar (5041); the non-hinged end of the lower connecting plate (502) is provided with a notch (5021) for placing the slide bar (5041), and the lower connecting plate (502) is opposite Connecting plate (501) Rotating the sliding bar (5041) into the notch (5021), rotating the locking handle (5043), connecting the upper connecting plate (501) and the lower connecting plate through the sliding sleeve (5042) Lock between (502).

[权利要求 3] 按照权利要求 2所述的新型折叠电动自行车，其特征在于：所述支撑臂（11) 上安装有带有拉环（111) 的锁止短杆（112) ，锁止短杆（ 112) 贯穿所述支撑臂（11) ，其端部凸出于支撑臂（11) 的内侧面 [Claim 3] The novel folding electric bicycle according to claim 2, wherein: the support arm (11) is mounted with a locking short rod (112) with a pull ring (111), and the locking is short. a rod (112) penetrating the support arm (11), the end of which protrudes from the inner side of the support arm (11)

[权利要求 4] 如权利要求 1所述的新型折叠电动自行车，其特征在于：所述轮架折叠结构（4) 包括相互铰接的前连接板（401) 及后连接板（402) ，前连接板（401) 与前轮架（101) 固连，后连接板（402) 与后轮架[Claim 4] The novel folding electric bicycle according to claim 1, wherein: the wheel frame folding structure (4) includes a front connecting plate (401) and a rear connecting plate (402) hinged to each other, and the front connecting The plate (401) is fixed to the front wheel frame (101), the rear connecting plate (402) and the rear wheel frame

(102) 固连；所述前连接板（401) 的非铰接端还通过转杆（405) 转动安装有第一锁紧板（403) ，第一锁紧板（403) 上靠近后连接板(102) fixing; the non-hinged end of the front connecting plate (401) is further rotated by a rotating rod (405) to be mounted with a first locking plate (403), and the first locking plate (403) is adjacent to the rear connecting plate

(402) 的一端转动安装有第一锁紧块（404) ，第一锁紧块（404) 的内侧面带有第一锁紧槽（4041) ；所述后连接板（402) 的非铰接端安装有与所述第一锁紧槽（4041) 配合的第一锁紧杆（406) 。 One end of the (402) is rotatably mounted with a first locking block (404), the inner side of the first locking block (404) is provided with a first locking groove (4041); and the rear connecting plate (402) is not hinged The end is fitted with a first locking bar (406) that cooperates with the first locking groove (4041).

[权利要求 5] 按照权利要求 1所述的新型折叠电动自行车，其特征在于：所述后转轴（9) 通过轴承转动安装于后轮架（102) 上，后轮架（102) 上安装有限制后转轴（9) 转动的锁紧手柄（12) 。 [Claim 5] The novel folding electric bicycle according to claim 1, wherein: the rear rotating shaft (9) is rotatably mounted to the rear wheel frame (102) by a bearing, and the rear wheel frame (102) is mounted thereon. Retain the locking handle (12) that turns the rear axle (9).

[权利要求 6] 按照权利要求 5所述的新型折叠电动自行车，其特征在于：所述后转轴（₉) 上带有限位凹槽（91) ，所述锁紧手柄（12) 带有与所述限位凹槽 (91) 配合的限位凸起 (121) 。 [Claim 6] The novel folding electric bicycle according to claim 5, wherein: the rear rotating shaft ( ₉ ) has a limit groove (91), and the locking handle (12) has a seat The limiting recess (121) of the limiting groove (91) is matched.

[权利要求 7] 按照权利要求 1所述的新型折叠电动自行车，其特征在于：所述前转轴（8) 通过轴承转动安装于前轮架（101) 上，前轮架（101) 与下支撑杆（601) 之间通过连接套（13) 连接，连接套（13) 的内壁带有键槽（131) ，前转轴（8) 上设有与键槽（131) 配合的止动键（8 01) 。 [Claim 7] The novel folding electric bicycle according to claim 1, wherein: the front rotating shaft (8) is rotatably mounted on the front wheel frame (101) by a bearing, the front wheel frame (101) and the lower support The rods (601) are connected by a connecting sleeve (13), the inner wall of the connecting sleeve (13) has a keyway (131), and the front rotating shaft (8) is provided with a stop button (8 01) that cooperates with the keyway (131). .

[权利要求 8] 如权利要求 1所述的新型折叠电动自行车，其特征在于：所述撑杆折叠结构（7) 包括相互铰接的上折板（701) 及下折板（702) ，上折板（701) 与上支撑杆（602) 固连，下折板（702) 与下支撑杆（601 ) 固连，上折板（701) 上转动安装有第二锁紧板（703) ，第二锁紧板（703) 上转动安装有第二锁紧块（704) ，第二锁紧块（704) 的内侧面带有第二锁紧槽（7041) ，下折板（702) 上安装有与第二锁紧槽（7041) 配合的第二锁紧杆（705) 。 [Claim 8] The novel folding electric bicycle according to claim 1, wherein: the strut folding structure (7) comprises an upper flap (701) and a lower flap (702) hinged to each other, and is folded up The plate (701) is fixedly connected to the upper support rod (602), the lower folding plate (702) is fixedly connected to the lower support rod (601), and the upper folding plate (701) is rotatably mounted with the second locking plate (703), The second locking plate (703) is rotatably mounted with a second locking block (704), and the inner side of the second locking block (704) is provided with a second locking groove (7041), and the lower folding plate (702) is mounted thereon. There is a second locking lever (705) that cooperates with the second locking groove (7041).

[权利要求 9] 按照权利要求 8所述的新型折叠电动自行车，其特征在于：所述上折板（701) 的内侧面带有凸出扣（7011) ，下折板（702) 的内侧面带有与所述凸出扣 (7011) 配合的凹入槽 (7021) 。 [Claim 9] The novel folding electric bicycle according to claim 8, wherein: the inner side of the upper flap (701) is provided with a male buckle (7011), and an inner side of the lower folded plate (702) There is a recessed groove (7021) that cooperates with the protruding buckle (7011).