阅读说明：本技术 电动三轮车自卸货翻转轴 (Self-unloading turnover shaft of electric tricycle ) 是由 李爱华 于 2019-09-09 设计创作，主要内容包括：本发明公开了电动三轮车自卸货翻转轴,包括车架、翻转轴主体和升降杆,所述车架顶部两侧对称固定安装有翻转片,且翻转轴主体的两端分别与两个翻转片固定,所述升降杆的内壁与翻转轴主体外侧转动连接,所述翻转轴主体内部安装有多组缓冲机构,且多组缓冲机构等距离分布。本发明中,升降杆在翻转的过程中,其内壁随翻转轴主体转动,当转动到不同位置时,其内壁压缩固定块向下运动,翻转轴主体内轴和外轴部分同时受力,减轻翻转轴主体长期受力造成导致磨损程度；通过弹簧的作用将部分力进行缓冲卸力,对翻转轴主体进行防护,从而提高其使用寿命。(The invention discloses a self-discharging turnover shaft of an electric tricycle, which comprises a frame, a turnover shaft main body and a lifting rod, wherein turnover sheets are symmetrically and fixedly arranged on two sides of the top of the frame, two ends of the turnover shaft main body are respectively fixed with the two turnover sheets, the inner wall of the lifting rod is rotatably connected with the outer side of the turnover shaft main body, a plurality of groups of buffer mechanisms are arranged in the turnover shaft main body, and the plurality of groups of buffer mechanisms are distributed at equal intervals. In the turnover mechanism, the inner wall of the lifting rod rotates along with the turnover shaft main body in the turnover process, when the lifting rod rotates to different positions, the compression fixing block on the inner wall moves downwards, the inner shaft and the outer shaft of the turnover shaft main body are simultaneously stressed, and the abrasion degree caused by long-term stress of the turnover shaft main body is reduced; partial force is buffered and unloaded under the action of the spring, and the turnover shaft main body is protected, so that the service life of the turnover shaft main body is prolonged.)

1. Electric tricycle self-discharging trip shaft, including frame (1), trip shaft main part (2) and lifter (3), its characterized in that, frame (1) top bilateral symmetry fixed mounting has upset piece (4), and the both ends of trip shaft main part (2) are fixed with two upset pieces (4) respectively, the inner wall and the trip shaft main part (2) outside of lifter (3) are rotated and are connected, trip shaft main part (2) internally mounted has multiunit buffer gear (5), and multiunit buffer gear (5) equidistance distributes.

2. The electro-tricycle self-discharging overturning shaft according to claim 1, wherein the overturning shaft body (2) comprises an inner shaft (201) and an outer shaft (202), one end of the buffer mechanism (5) is fixed with the outer wall of the inner shaft (201), and the other end of the buffer mechanism (5) penetrates through the outer shaft (202).

3. The electro-tricycle self-discharging turnover shaft according to claim 2, wherein the buffer mechanism (5) comprises four fixing blocks (501), four telescopic rods (502) and four springs (503), the four fixing blocks (501), the four telescopic rods (502) and the four springs (503) are distributed in an annular and equidistant mode along the axis of the inner shaft (201), two ends of each telescopic rod (502) are fixed to the inner shaft (201) and the corresponding fixing block (501), the fixing blocks (501) penetrate through the outer shaft (202) in a sliding mode, the springs (503) are sleeved on the outer side of the telescopic rods (502), and two ends of each spring (503) are fixed to the inner shaft (201) and the corresponding fixing block (501) respectively.

4. The self-unloading overturning shaft for the electric tricycle as claimed in claim 3, wherein through holes (6) are formed in the inner wall of the bottom of the telescopic rod (502), and elastic sheets (7) are mounted on the inner sides of the through holes (6).

5. The self-unloading overturning shaft for the electro-tricycle according to claim 4, wherein the telescopic rod (502) is distributed in two segments, and the two-segment connection part of the telescopic rod (502) is in interference fit.

6. The electro-tricycle self-discharging turnover shaft as claimed in claim 1, wherein the outer sides of the two ends of the turnover shaft body (2) are symmetrically provided with buffer sheets (8), and the two buffer sheets (8) are respectively fixed with the two turnover sheets (4).

Technical Field

The invention relates to the technical field of turnover shafts of electric tricycles, in particular to a self-unloading turnover shaft of an electric tricycle.

Background

Along with the agricultural popularization of electric motor car, more and more customers like to use self-discharging motorcycle type, save trouble laborsaving, promote great to the product, nevertheless discover at the in-process of marketing, many producers get time and skill on the operating system, more and more can weigh, ignore on the contrary, at the intensity of the tie point (carriage trip shaft) of the upset in-process railway carriage or compartment body and frame. All use 5 mm's upset welding piece to solve usually, long-time use can lead to it to be wear-resisting, easily when the car pulls heavy goods, tears the trip shaft, causes the incident.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a self-unloading overturning shaft of an electric tricycle.

In order to achieve the purpose, the invention adopts the following technical scheme:

electric tricycle self-discharging trip shaft, including frame, trip shaft main part and lifter, frame top bilateral symmetry fixed mounting has the upset piece, and the both ends of trip shaft main part are fixed with two upset pieces respectively, the inner wall and the trip shaft main part outside of lifter rotate to be connected, trip shaft main part internally mounted has multiunit buffer gear, and multiunit buffer gear equidistance distributes.

As a further description of the above technical solution:

the trip shaft main part includes interior axle and outer axle, buffer gear one end is fixed with interior axle outer wall, and buffer gear's the other end runs through the outer axle.

As a further description of the above technical solution:

buffer gear includes fixed block, telescopic link and spring, fixed block, telescopic link and spring all are equipped with four, and are annular equidistance along interior axle center department and distribute, the both ends of telescopic link are fixed with interior axle and fixed block respectively, and the fixed block slides and runs through outer axle, the spring housing is in the outside of telescopic link, and the both ends of spring are fixed with interior axle and fixed block respectively.

As a further description of the above technical solution:

the bottom inner wall of telescopic link has all opened the through-hole, and the through-hole inboard all installs the flexure strip.

As a further description of the above technical solution:

the telescopic link is two segmentation distributions, and the two segmentation junctions interference fit of telescopic link.

As a further description of the above technical solution:

buffer pieces are symmetrically arranged on the outer sides of the two ends of the turnover shaft main body, and the two buffer pieces are fixed with the two turnover pieces respectively.

Compared with the prior art, the invention has the beneficial effects that: firstly, in the overturning process of the lifting rod, the inner wall of the lifting rod rotates along with the overturning shaft main body, when the lifting rod rotates to different positions, the compression fixing block on the inner wall moves downwards, the inner shaft and the outer shaft of the overturning shaft main body are simultaneously stressed, and the abrasion degree caused by long-term stress on the overturning shaft main body is reduced; secondly, part of force is buffered and unloaded under the action of the spring, and the main body of the overturning shaft is protected, so that the service life of the overturning shaft is prolonged; finally, the elastic sheet is arranged, so that the telescopic rod is guaranteed to deform when moving downwards, and after the spring rebounds, the elastic sheet slowly recovers to the initial state, so that the buffering and force-unloading effect of the elastic sheet is achieved, and the strength and the service life of the turnover shaft main body are further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of a partial main sectional structure of the present invention.

FIG. 2 is a schematic view of a partial side cross-sectional structure of the present invention.

FIG. 3 is a side view of the present invention.

Fig. 4 is an enlarged schematic view of the area a in fig. 1.

In the figure: 1. a frame; 2. a trip shaft body; 3. a lifting rod; 4. turning over the sheet; 5. a buffer mechanism; 6. a through hole; 7. an elastic sheet; 8. a buffer sheet; 201. an inner shaft; 202. an outer shaft; 501. a fixed block; 502. a telescopic rod; 503. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the self-unloading trip shaft of the electric tricycle comprises a frame 1, a trip shaft main body 2 and a lifting rod 3, wherein the two sides of the top of the frame 1 are symmetrically and fixedly provided with trip pieces 4, the two ends of the trip shaft main body 2 are respectively fixed with the two trip pieces 4, the inner wall of the lifting rod 3 is rotatably connected with the outer side of the trip shaft main body 2, a plurality of groups of buffer mechanisms 5 are arranged inside the trip shaft main body 2, the groups of buffer mechanisms 5 are distributed at equal intervals, when a carriage is turned, the turning process is realized through the lifting rod 3, in the turning process, due to the weight of the carriage, the turnover shaft main body 2 can be abraded after long-term use, the strength of the trip shaft main body 2 is reduced, the turnover shaft main body is broken, the buffer mechanisms 5 are arranged, the turnover shaft main body 2 can be effectively.

Further, the trip shaft main body 2 includes interior axle 201 and outer axle 202, and 5 one end of buffer gear is fixed with interior axle 201 outer wall, and the other end of buffer gear 5 runs through outer axle 202, and in the upset process, the trip shaft main body 2 divide into the design of interior axle 201 and outer axle 202, can effectively improve the intensity of trip shaft main body 2, and buffer gear 5 can cushion protection to trip shaft main body 2 simultaneously, further improves the life of trip shaft main body 2.

Further, the buffer mechanism 5 comprises a fixed block 501, an expansion link 502 and springs 503, four fixed blocks 501, four expansion links 502 and four springs 503 are provided, and are distributed in a ring shape at equal intervals along the axis of the inner shaft 201, two ends of the telescopic rod 502 are respectively fixed with the inner shaft 201 and the fixed block 501, the fixed block 501 penetrates through the outer shaft 202 in a sliding mode, the spring 503 is sleeved on the outer side of the telescopic rod 502, and two ends of the spring 503 are respectively fixed with the inner shaft 201 and the fixed block 501, and during the process of turning over the lifting rod 3, the inner wall of the turnover shaft body 2 rotates along with the turnover shaft body 2, when the turnover shaft body 2 rotates to different positions, the inner wall of the turnover shaft body compresses the fixing block 501 to move downwards, the inner shaft 201 and the outer shaft 202 of the turnover shaft body 2 are simultaneously stressed, the abrasion degree caused by long-term stress of the turnover shaft body 2 is reduced, meanwhile, partial force is buffered and unloaded through the action of the spring 503, and the turnover shaft main body 2 is protected, so that the service life of the turnover shaft main body is prolonged.

Further, through-hole 6 has all been opened to the bottom inner wall of telescopic link 502, and through-hole 6 inboard all installs flexible piece 7, fixed block 501 compression spring 503 makes telescopic link 502 downstream, simultaneously because spring 503's elastic force effect, can produce the resilience, can not effectually cushion and unload the power, the setting of flexible piece 7, telescopic link 502 has been guaranteed when the downstream, flexible piece 7 takes place deformation, spring 503 kick-backs, initial state is slowly resumeed to flexible piece 7, thereby realize its buffering and unload the effect of power, and then further improvement trip shaft main part 2's intensity and life.

Further, telescopic link 502 is two segmentation distributions, and telescopic link 502's two segmentation junctions interference fit, and the guarantee telescopic link 502 makes the flexure strip 7 take place more obvious of deformation when moving from top to bottom to the improvement is to turning over pivot main part 2 buffering protective effect.

Further, buffer plates 8 are symmetrically installed on the outer sides of the two ends of the turnover shaft main body 2, the two buffer plates 8 are fixed to the two turnover plates 4 respectively, the turnover plates 4 are arranged, the lifting rod 3 is guaranteed to rotate more stably in the turnover process, and meanwhile the two sides of the lifting rod 3 are buffered and protected.

The working principle is as follows: when the carriage is overturned, the overturning process is realized through the lifting rod 3, in the overturning process, due to the weight of the carriage, the overturning shaft main body 2 can be abraded after long-term use, so that the strength of the overturning shaft main body 2 is reduced, the overturning shaft main body is broken, and the arrangement of the buffer mechanism 5 can effectively buffer and protect the overturning shaft main body 2 in the using process, so that the service life of the overturning shaft main body is prolonged; in the overturning process, the overturning shaft body 2 is divided into an inner shaft 201 and an outer shaft 202, so that the strength of the overturning shaft body 2 can be effectively improved, meanwhile, the inner wall of the lifting rod 3 rotates along with the overturning shaft body 2 in the overturning process, when the lifting rod rotates to different positions, the compression fixing block 501 moves downwards on the inner wall, the inner shaft 201 and the outer shaft 202 of the overturning shaft body 2 are simultaneously stressed, the abrasion degree caused by long-term stress of the overturning shaft body 2 is reduced, and meanwhile, partial force is buffered and relieved under the action of the spring 503, so that the overturning shaft body 2 is protected; the fixing block 501 compresses the spring 503 to enable the telescopic rod 502 to move downwards, meanwhile, due to the elastic force effect of the spring 503, resilience can be generated, buffering and force unloading cannot be effectively carried out, the elastic sheet 7 is arranged, the elastic sheet 7 is guaranteed to deform when the telescopic rod 502 moves downwards, and after the spring 503 rebounds, the elastic sheet 7 slowly restores to an initial state, so that the effect of buffering and force unloading is achieved, and the strength and the service life of the turnover shaft main body 2 are further improved; the setting of upset piece 4 guarantees that lifter 3 rotates more steadily at the in-process of upset, carries out the effect of buffering protection to the both sides of lifter 3 simultaneously.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.