阅读说明：本技术 电动三轮车用后车厢 (Rear carriage for electric tricycle ) 是由 孔正华 张炜 赵留海 王凯 于 2019-12-19 设计创作，主要内容包括：本发明公开了一种电动三轮车用后车厢,包括前厢板、左厢板、右厢板、后厢门和厢底板,所述后厢门的内侧设有伸缩台阶。本发明的车厢,其后厢门在正常关闭状态时,台阶板和斜撑板都是与后厢门贴合的状态,此时的后厢门正常的作厢门使用,当(铰接的)后厢门打开状态时,其原本的上端会运动至车厢下方,并且原本厢门内侧会朝向外侧,此时设于后厢门内侧的台阶板的一端会滑动,直至台阶板与后厢门具有一个夹角,再通过锁销锁定,此时台阶板在斜撑板的支撑下,可作为台阶使用,使用者进入车厢时可以方便轻松的进入。(The invention discloses a rear carriage for an electric tricycle, which comprises a front carriage plate, a left carriage plate, a right carriage plate, a rear carriage door and a carriage bottom plate, wherein the inner side of the rear carriage door is provided with a telescopic step. According to the carriage, when the rear carriage door of the carriage is in a normally closed state, the step plate and the inclined support plate are in a state of being attached to the rear carriage door, the rear carriage door is normally used as the carriage door at the moment, when the (hinged) rear carriage door is in an open state, the original upper end of the rear carriage door moves to the lower side of the carriage, the inner side of the carriage door faces to the outer side originally, one end of the step plate arranged on the inner side of the rear carriage door slides until the step plate and the rear carriage door form an included angle, the step plate is locked through the lock pin, the step plate can be used as a step under the support of the inclined support plate at the moment, and a user can conveniently and easily enter the carriage.)

1. The utility model provides an electric tricycle uses back carriage which characterized in that: the compartment comprises a front compartment plate (11), a left compartment plate (12), a right compartment plate (13), a rear compartment door (14) and a compartment bottom plate (15), the front compartment plate is fixedly connected with the compartment bottom plate, the left compartment plate, the right compartment plate and the rear compartment door are all hinged with the compartment bottom plate, and the rear compartment door is provided with a limiting mechanism for limiting the opening angle of the rear compartment door;

the inner side of the rear compartment door is provided with a telescopic step (16), the telescopic step comprises an inclined supporting plate (161) and a step plate (162), one end of the inclined supporting plate is hinged to the edge of the free end of the rear compartment door, the other end of the inclined supporting plate is hinged to one end of the step plate, the other end of the step plate can slide along the surface of the rear compartment door, and a lock pin (163) is arranged between the step plate and the rear compartment door;

when the rear carriage door is in a closed state, the step plate rotates to be attached to the rear carriage door, and when the rear carriage door is in an open state, the step plate rotates to form an included angle with the rear carriage door.

2. The rear compartment for an electric tricycle of claim 1, wherein: the inside of back railway carriage or compartment door is equipped with spout (141), the other end of step board is equipped with slider (1621), the slider is arranged in slide in the spout, the lockpin is located the lateral wall of spout.

3. The rear compartment for an electric tricycle of claim 1, wherein: the back railway carriage or compartment door is equipped with articulated seat (164), the fagging be equipped with articulated shaft (1611) of articulated seat matched with.

4. The rear compartment for an electric tricycle of claim 1, wherein: the lock pin is a spring lock pin, a plunger or a bolt.

5. The rear compartment for an electric tricycle of claim 1, wherein: and a hood (18) is further arranged above the carriage, the hood comprises a stay bar (181) and tarpaulin (182), and the stay bar is detachably connected with stay bar seats (183) on the left carriage plate and the right carriage plate.

6. The rear compartment for an electric tricycle according to claim 5, characterized in that: the left carriage plate and the right carriage plate are symmetrically provided with a plurality of strut seats (183).

7. The rear compartment for an electric tricycle of claim 1, wherein: the limiting mechanism is a supporting foot (17) arranged at the free end of the rear compartment door, the supporting foot is positioned on the outer side of the rear compartment door, the supporting foot is rotatably connected with the rear compartment door, and the supporting foot can only rotate within 180 degrees of the outer side surface of the rear compartment door.

8. The rear compartment for an electric tricycle of claim 7, wherein: the free end of the arm brace is provided with a rubber pad.

Technical Field

The invention belongs to the technical field of electric tricycles, and particularly relates to a rear carriage for an electric tricycle.

Background

The electric tricycle is a three-wheel transportation tool for pulling goods or people, which takes a storage battery as power and a motor as drive, along with the fact that the economic development of China is more and more rapid in recent years and the living standard of people is continuously improved, the country advocates green travel energy conservation and environmental protection, and the electric tricycle is deeply favored by people due to the functional advantages of low price, convenience and environmental protection;

in rural areas of China, due to the characteristics of the electric tricycle, the rear compartment of the electric tricycle can be used by people, the electric tricycle is suitable for more elderly people, and the rear compartment of the tricycle is still at a certain height away from the ground, so that the problem that the rear compartment of the tricycle is difficult to climb up is caused.

Disclosure of Invention

The invention mainly solves the technical problem of providing a rear carriage for an electric tricycle, wherein when a rear carriage door is in a normally closed state, a step plate and an inclined support plate are both in a state of being attached to the rear carriage door, the rear carriage door is normally used as a carriage door at the moment, when the (hinged) rear carriage door is in an open state, the original upper end of the rear carriage door moves to the lower part of the carriage, the inner side of the carriage door faces to the outer side originally, one end of the step plate arranged on the inner side of the rear carriage door slides until the step plate and the rear carriage door form an included angle, the step plate is locked by a lock pin, the step plate can be used as a step under the support of the inclined support plate at the moment, and a user can conveniently and easily enter the carriage.

In order to solve the above technical problems, one technical solution adopted by the present invention is as follows:

a rear carriage for an electric tricycle comprises a front carriage plate, a left carriage plate, a right carriage plate, a rear carriage door and a carriage bottom plate, wherein the front carriage plate is fixedly connected with the carriage bottom plate;

the inner side of the rear compartment door is provided with a telescopic step, the telescopic step comprises an inclined supporting plate and a step plate, one end of the inclined supporting plate is hinged to the edge of the free end of the rear compartment door, the other end of the inclined supporting plate is hinged to one end of the step plate, the other end of the step plate can slide along the surface of the rear compartment door, and a lock pin is arranged between the step plate and the rear compartment door;

when the rear carriage door is in a closed state, the step plate rotates to be attached to the rear carriage door, and when the rear carriage door is in an open state, the step plate rotates to form an included angle with the rear carriage door.

Furthermore, a sliding groove is formed in the inner side of the rear compartment door, a sliding block is arranged at the other end of the step plate, the sliding block is arranged in the sliding groove to slide, and the lock pin is located on the side wall of the sliding groove.

Furthermore, the rear carriage door is provided with a hinge seat, and the inclined supporting plate is provided with a hinge shaft matched with the hinge seat.

Further, the lock pin is a spring lock pin, a plunger or a bolt.

Furthermore, a hood is further arranged above the carriage and comprises a support rod and a tarpaulin, and the support rod is detachably connected with the support rod seats on the left carriage plate and the right carriage plate.

Furthermore, the left carriage plate and the right carriage plate are symmetrically provided with a plurality of strut seats.

Furthermore, the limiting mechanism is a supporting foot arranged at the free end of the rear compartment door, the supporting foot is positioned on the outer side of the rear compartment door, the supporting foot is rotatably connected with the rear compartment door, and the supporting foot can only rotate within the range of 180 degrees of the outer side surface of the rear compartment door.

Furthermore, the free end of the arm brace is provided with a rubber pad.

The invention has the beneficial effects that:

according to the carriage, when the rear carriage door of the carriage is in a normally closed state, the step plate and the inclined support plate are in a state of being attached to the rear carriage door, the rear carriage door is normally used as the carriage door at the moment, when the (hinged) rear carriage door is in an open state, the original upper end of the rear carriage door moves to the lower part of the carriage, the inner side of the carriage door faces to the outer side originally, one end of the step plate arranged on the inner side of the rear carriage door slides until the step plate and the rear carriage door form an included angle, the step plate is locked through the lock pin, the step plate can be used as a step under the support of the inclined support plate at the moment, and a user can conveniently and easily enter the carriage;

the sliding groove is arranged on the inner side of the rear carriage door, the sliding block is arranged at the other end of the step plate, the sliding function can be completed through the matching of the sliding groove and the sliding block in a simplified structure, and the sliding stroke of the step plate can be well limited, so that the angle of the step plate is controlled; the rear carriage door is provided with a hinge seat, the inclined supporting plate is provided with a hinge shaft matched with the hinge seat, and the hinge is realized through the hinge seat and the hinge shaft, so that the rear carriage door has better strength and improves the safety when steps act;

the carriage is provided with the hood, the left carriage plate and the right carriage plate are symmetrically provided with the plurality of strut seats, and a user can insert the strut into the required strut seat according to the requirement, so that the opening, closing or partial opening state of the hood can be realized;

the limiting mechanism is a supporting foot arranged at the free end of the rear carriage door, and the supporting foot can be used for supporting the lower end of the rear carriage door on the ground in an opening state without setting a higher height, so that the rear carriage door has better stability.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of the vehicle compartment of the present invention (rear compartment door closed);

fig. 2 is a schematic view of the overall structure of the vehicle compartment of the present invention (with the rear compartment door open);

FIG. 3 is an enlarged view of portion A of FIG. 1 (temple);

FIG. 4 is a schematic structural view of the back door (telescopic step) of the present invention;

FIG. 5 is an enlarged view of the portion B of FIG. 4 (chute);

FIG. 6 is an enlarged view of section C of FIG. 4 (hinge mount);

FIG. 7 is a schematic view of the overall structure of the cabin of the present invention (including the hood);

the parts in the drawings are marked as follows:

the car comprises a front car plate 11, a left car plate 12, a right car plate 13, a rear car door 14, a chute 141, a car bottom plate 15, a telescopic step 16, a diagonal bracing plate 161, a hinge shaft 1611, a step plate 162, a sliding block 1621, a lock pin 163, a hinge seat 164, a supporting foot 17, a hood 18, a supporting rod 181, a tarpaulin 182 and a supporting rod seat 183.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.