CN217170770U

CN217170770U - Frame structure of foldable portable electric trolley

Info

Publication number: CN217170770U
Application number: CN202220656340.XU
Authority: CN
Inventors: 魏雅琴; 钱萍; 李青云; 唐昌林
Original assignee: Guangxin New Material Technology Changsha Co ltd
Current assignee: Guangxin New Material Technology Changsha Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-12
Anticipated expiration: 2032-03-24

Abstract

The utility model relates to the technical field of technical electric trolleys, in particular to a frame structure of a folding portable electric trolley, which comprises a middle frame section, a front frame section and a rear frame section, wherein the middle frame section comprises two frame girders and a supporting base, the front frame section is arranged at the front ends of the frame girders, and the rear frame section is arranged at the tail parts of the frame girders; the utility model discloses an area reduces after making the frame back end folding and frame anterior segment shrink, in the transport vechicle, domestic sedan-chair carriage are packed into more easily, portable satisfies the use of special occasions such as field the utility model discloses the support base in frame middle section forms stable triangle-shaped structure through supporting horizontal side pipe and bracing piece to cooperation frame girder whole forms frame construction, and this structure can better resist the moment of torsion, guarantees bearing capacity, the trafficability characteristic of reinforcing car volume.

Description

Frame structure of foldable portable electric trolley

Technical Field

The utility model relates to an electric handcart technical field, concretely relates to foldable portable electric handcart frame structure.

Background

The existing electric driven cart is basically driven by four wheels, and the existing four-wheel electric cart is not suitable for special occasions with complex terrains, such as field work, emergency rescue, battlefield material and wounded person transportation, and the like. Meanwhile, most existing trolley frame structures load more than 200kg and are not suitable for carrying with a trolley, so a frame structure of a folding portable electric trolley is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a foldable portable electric handcart frame structure possesses convenient to use, load capacity is strong, be convenient for the vehicle-mounted and carry, advantages such as collapsible, has solved the problem among the above-mentioned background art.

The utility model discloses a foldable portable electric handcart frame structure, including frame middle section, frame anterior segment and frame back end, the frame middle section is including two frame girders and support base, the front end at the frame girder is installed to the frame anterior segment, the afterbody at the frame girder is installed to the frame back end, the frame back end is including the handle, two front ends of handle are all articulated through the tail end of folding hinge with the frame girder.

Through the design of the technical scheme, the occupied area is reduced after the frame rear section is folded and the frame front section is contracted, so that the automobile is easier to plug into a transport vehicle and a household car carriage, is convenient to carry, and meets the requirements of the use in special occasions such as the field and the like.

As the utility model discloses a further improvement, two the equal fixedly connected with in both ends of frame girder strengthens square pipe, two the inboard of strengthening square pipe all is provided with the pulling point.

Through the design of the technical scheme, the traction points arranged on the reinforcing square pipes can realize manpower-assisted traction through traction belts in the running process, people and vehicles can assist each other in special occasions, and the trafficability of the vehicles is stronger. The mooring point can drag and drag other vehicles or articles through the traction belt, and the physical strength of the cart personnel is saved.

As a further improvement, the front end of the frame girder is provided with an open slot and a positioning pin hole, the locking buckle used for adjusting the open slot is installed at the front end of the frame girder.

Through the design of the technical scheme, the front end of the main beam of the frame can be limited.

As a further improvement, the support base supports horizontal side pipe and fixed mounting at the bracing piece that supports horizontal side pipe bottom both sides including three support horizontal side pipes and the bracing piece of fixed mounting in two inboard middle sections of frame girder of horizontal installation, the junction of supporting horizontal side pipe and strengthening square pipe and frame girder is equipped with semi-circular tang.

As a further improvement, the frame anterior segment is including two pipes with frame girder internal diameter looks adaptation, and the front end inboard of this pipe is passed through stiffener fixed connection and tail end and is pegged graft in the inside of frame girder and install with the V type intraductal location bullet of locating pin hole looks adaptation and detain.

Through the design of the technical scheme, the effect of being convenient for to be matched with the main beam of the frame is achieved.

As a further improvement of the utility model, the equal clearance in both sides of frame girder is equipped with a plurality of ties and stays the point.

Through the design of the technical scheme, the device has the effect of facilitating the tying of the fixing belt for assisting when the device transports goods.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a make the frame back end folding with the frame anterior segment shrink back area reduce, fill in transport vechicle, domestic sedan-chair carriage more easily in, portable satisfies the use of special occasions such as field.

2. The utility model discloses frame girder in the frame middle section and the upper surface that supports the base form the atress panel and are in same horizontal plane, invert the car and more stable when the transportation goods after folding, have improved the stability of electric handcart in the transportation.

3. The utility model discloses during fixed article, can stay the point through tying of bandage system on the frame girder to make the bandage retrain the goods, can avoid article to take place from the condition of support frame slippage, the road surface that is further applicable to the road complicacy promptly.

4. The utility model realizes manpower-assisted traction through the traction belt in the running process at the traction point arranged on the reinforced square pipe, can realize mutual assistance of people and vehicles on special occasions, and has stronger trafficability; the mooring point can drag and drag other vehicles or articles through the traction belt, and the physical strength of the cart personnel is saved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the expanded three-dimensional structure of the present invention;

fig. 2 is a schematic view of the folded three-dimensional structure of the utility model;

FIG. 3 is a schematic perspective view of the rear portion of the frame;

fig. 4 is an enlarged structural diagram of the locking buckle.

In the figure: 1. a rear frame section; 101. a handle; 102. a folding hinge; 2. a middle frame section; 201. A support base; 2011. supporting a transverse square tube; 2012. a support bar; 202. a frame main beam; 2021. An open slot; 2022. a positioning pin hole; 203. reinforcing the square pipe; 3. a front frame section; 301. a circular tube; 302. a reinforcing bar; 303. positioning a snap fastener in the V-shaped pipe; 4. a locking buckle; 5. tying and remaining points; 6. and (4) a traction point.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, 2 and 4, the frame comprises a middle frame section 2, a front frame section 3 and a rear frame section 1, the middle frame section 2 comprises two main frame beams 202 and a supporting base 201, the front frame section 3 is installed at the front ends of the main frame beams 202, the rear frame section 1 is installed at the tail of the main frame beams 202, the rear frame section 1 comprises a handle 101, the two front ends of the handle 101 are hinged with the tail ends of the main frame beams 202 through a folding hinge 102, the front end of the main frame beams 202 is provided with an open slot 2021 and a positioning pin hole 2022, the front end of the main frame beams 202 is provided with a locking buckle 4 for adjusting the open slot 2021, which plays a role of limiting the front end of the main frame beams 202, the front frame section 3 comprises two round tubes 301 matched with the inner diameter of the main frame beams 202, the inner sides of the front ends of the round tubes 301 are fixedly connected through a reinforcing rod 302 and the tail ends are inserted into the main frame beams 202 and provided with a V-shaped inner positioning elastic buckle 303 matched with the positioning pin hole 2022, through making frame back end 1 folding and frame anterior segment 3 shrink back area reduce, fill into in transport vechicle, domestic sedan-chair carriage more easily, portable satisfies the use of special occasions such as field.

Example two:

referring to fig. 1 and 2, two ends of the inner sides of the two frame main beams 202 are fixedly connected with reinforcing square pipes 203, the inner sides of the two reinforcing square pipes 203 are provided with traction points 6, and the traction points 6 arranged on the reinforcing square pipes 203 can realize manpower-assisted traction through traction belts in the driving process, so that mutual assistance between people and vehicles can be realized in special occasions, and the trafficability of the vehicles is stronger. Stay some 5 accessible traction band and realize dragging and pulling other vehicles or article, save shallow personnel physical power, the equal clearance in both sides of frame girder 202 is equipped with a plurality of and stays some 5, during fixed article, can stay some 5 on frame girder 202 through the tying of bandage system to make the bandage retrain the goods, can avoid article from the condition emergence of slippage on the support frame, the road surface that is further applicable to the road complicacy promptly.

Example three:

referring to fig. 1, 2 and 3, the support base 201 includes three support cross pipes 2011 transversely installed at the middle sections of the inner sides of the two frame main beams 202 and support rods 2012 fixedly installed at the two sides of the bottom of the support cross pipe 2011, the joints of the support cross pipe 2011 and the reinforcement square pipe 203 with the frame main beams 202 are provided with semicircular spigots, the support base 201 of the frame middle section 2 forms a stable triangular structure through the support cross pipe 2011 and the support rods 2012, and forms a frame structure integrally in cooperation with the frame main beams 202, and the structure can better resist torque, ensure bearing capacity and enhance throughput of vehicle.

In using the utility model discloses the time, if need make the device expand the use, need make handle 101 use folding hinge 102 to rotate for the turning point and expand and pin earlier, then buckle 4 open slot 2021 on making frame girder 202 through adjusting locking and open, then pull the car frame anterior segment 3 again, pipe 301 in the frame anterior segment 3 can move in frame girder 202 promptly, can take place to block when V type intraductal location bullet on pipe 301 is buckled 303 and is removed locating pin hole 2022, thereby avoid frame anterior segment 3 to break away from in frame middle section 2, the device reduces through folding and shrink back area promptly, pack into the transport vechicle more easily, in the domestic sedan-chair carriage, and is convenient to carry, satisfy the use of special occasions such as field.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a foldable portable electric handcart frame structure, includes frame middle section (2), frame anterior segment (3) and frame back end (1), its characterized in that:

the middle frame section (2) comprises two frame main beams (202) and a support base (201);

the front frame section (3) is installed at the front end of a main frame beam (202), and the rear frame section (1) is installed at the tail part of the main frame beam (202);

the frame rear section (1) comprises a handle (101), and two front ends of the handle (101) are hinged to the tail end of a frame main beam (202) through folding hinges (102).

2. A foldable portable powered trolley frame structure as claimed in claim 1, further comprising: two equal fixedly connected with in both ends of frame girder (202) inboard strengthens square pipe (203).

3. A foldable portable powered trolley frame structure as claimed in claim 1, further comprising: the front end of the frame main beam (202) is provided with an open slot (2021) and a positioning pin hole (2022), and the front end of the frame main beam (202) is provided with a locking buckle (4) for adjusting the open slot (2021).

4. A foldable portable powered trolley frame structure as claimed in claim 1, further comprising: the supporting base (201) comprises three supporting transverse square pipes (2011) transversely installed in the middle sections of the inner sides of two frame main beams (202) and supporting rods (2012) fixedly installed on two sides of the bottom of the supporting transverse square pipes (2011).

5. A foldable portable powered trolley frame structure as claimed in claim 4, further comprising: and the joints of the supporting transverse square pipe (2011) and the reinforcing square pipe (203) and the frame main beam (202) are provided with semicircular rabbets.

6. A foldable portable powered trolley frame structure as claimed in claim 1, further comprising: frame anterior segment (3) are including two pipe (301) with frame girder (202) internal diameter looks adaptation, and the front end inboard of this pipe (301) is passed through stiffener (302) fixed connection and the tail end is pegged graft in frame girder (202) inside and is installed with V type intraductal location bullet knot (303) with location pinhole (2022) looks adaptation.

7. A foldable portable powered trolley frame structure as claimed in claim 2, further comprising: a plurality of tying points (5) are arranged on the two sides of the frame main beam (202) in a clearance mode, and traction points (6) are arranged on the inner sides of the reinforcing square pipes (203).