CN203468078U

CN203468078U - Luggage cart type folding seat

Info

Publication number: CN203468078U
Application number: CN201320550999.8U
Authority: CN
Inventors: 崔建国
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-29
Filing date: 2013-08-29
Publication date: 2014-03-12
Anticipated expiration: 2023-08-29

Abstract

The utility model discloses a luggage cart type folding seat comprising a support frame, a seat board, a back board and a telescopic push-and-pull part, wherein the support frame comprises an inner support frame and an outer support frame; middles of vertical bars of the inner and outer support frames are rotatably connected; the upper ends of the vertical bars of the outer support frame are rotatably connected with the rear end of the seat board; the upper end of the inner support frame is provide with the inverted U-shaped telescopic push-and-pull part; slip pipes at two sides are slidably arranged in the vertical bars of the inner support frame; the upper ends of the slip pipes are fixedly connected with a rod handle of the push-and-pull part; when the support frame is unfolded, the push-pull rod handle can be clamped in a support clamping groove in the concave surface of the front end of the seat board; wheels are arranged at the bottom of the back board; the lower end of the back board is rotatably connected and fastened at the rear end of the seat board. According to the luggage cart type folding seat, only the telescopic push-and-pull part is additionally arranged in the support frame of the folding seat, the folding seat can have the functions of a luggage cart; the folding seat is simple in structure, convenient to carry, economical and practical and is particularly suitable for travel.

Description

Luggage barrow type rumble seat

Technical field

The utility model relates to a kind of folding seat, particularly a kind of luggage barrow type rumble seat.

Background technology

At present, known folding seat not only can be sat, and easy to carry.The patent No. is a kind of multifunctional folding chair of 201220422371.5, not only has the original function of folding seat, also can use as load-carrying vehicle, to people's life, has brought convenience.But because the package of this foldable chair is relatively fixing in rod, while making luggage truck, must set up and could use, will be large inconvenient because of volume if will carry.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of luggage barrow type rumble seat, not only can be used as single folding seat and uses, and can also make luggage truck lade, becomes Boping tabular when folding.

The utility model technical scheme adopting of dealing with problems is:

A luggage barrow type rumble seat, comprising: bracing frame, seat board, backup plate, concertina type pull-push piece, bracing frame comprises inner support frame, outer support frame, in the middle of interior housing montant, by bearing pin, be rotationally connected, outer support frame montant upper end and both sides, seat board rear end frame are rotationally connected by bearing pin inner side, lower end is groove cross bar, in inner support frame montant, place concertina type pull-push piece, pull-push piece is " ∏ " shape, both sides slip pipe is placed in inner support frame montant, can slide to upper end, slip pipe upper end is fixedly connected with pull bar handle, when bracing frame is opened, pull bar handle may be stuck in the bracing frame draw-in groove of seat board front end concave surface, when bracing frame closes, pull bar handle can overlap outside in carriage lower end groove cross bar, seat board bottom surface is spill, and front end is bracing frame draw-in groove, and there is frame opening draw-in groove both sides, the bracing frame securing member that end concave surface in addition can hand-screw, backup plate bottom has wheel and lower end and both sides, seat board rear end frame to be rotationally connected outside bearing pin, junction have fixedly have contact with, hand-screw silk projection and spring snib, the fixing fastener such as hole clipping.

The beneficial effects of the utility model are:

The utility model is that a concertina type pull-push piece is set in Foldable chair support montant, just can make folding seat possess the function of luggage truck, simple in structure, easy to carry, the special travelling purposes that adapts to.

Accompanying drawing explanation:

Fig. 1 is seat state schematic perspective view.

Fig. 2 is luggage truck state schematic perspective view.

Fig. 3 is chair backup plate structural representation.

Fig. 4 is chair seat board structural representation.

Fig. 5 is sofa frame schematic diagram.

Fig. 6 is the folding compound schematic diagram of seat.

Fig. 7 is seat component decomposition and combination side view.

Fig. 8 is seat side view.

Fig. 9 is bracing frame inner support frame, outer support frame and concertina type pull-push piece bar handle and groove cross bar composite stereo schematic diagram.

Figure 10 is that concertina type pull-push piece bar handle skids off state schematic perspective view.

Figure 11 is fixing spring fastener schematic perspective view.

Figure 12 is that pull bar handle is stuck in schematic diagram in seat board bracing frame draw-in groove.

Figure 13 for fixedly having contact with, hand-screw silk projection phase hasp schematic diagram.

Mark in figure:

1 bracing frame, 2 seat boards, 3 backup plates, 4 concertina type pull-push piece,

11, outer support frame, 12 groove cross bars, 13 inner support frames,

21 hand-screw silk projections, 22 bracing frame draw-in grooves, 23 bracing frame securing members, 24 frame openings, 25 spring snibs,

31 backboards, 32 fixedly hole clipping, 33 pulleys, 34 fixedly have contact with,

41 slip pipes, 42 pull bar handles.

Below in conjunction with accompanying drawing, the utility model is described further:

Embodiment 1, luggage barrow type rumble seat basic structure.As shown in Fig. 3, Fig. 4, Fig. 5, utility model comprises: bracing frame 1, seat board 2, backup plate 3, concertina type pull-push piece 4, bracing frame comprises inner support frame and outer support frame, and by bearing pin, be rotationally connected in the middle of frame montant, outer support frame upper end and both sides, seat board rear end frame are rotationally connected by bearing pin inner side, outer support frame lower end is groove cross bar 12, inner support frame upper end is concertina type pull-push piece 4, pull-push piece is " ∏ " shape, both sides slip pipe is built in bracing frame montant, and slip pipe upper end is fixedly connected with pull bar handle; Seat board bottom surface is spill, front end is bracing frame draw-in groove 22, there is frame opening 24 draw-in groove both sides, end concave surface also have two can hand-screw bracing frame securing member 23, seat board both sides frame has hand-screw silk projection 21 and spring snib 25, and backup plate upper end is backboard 31, and bottom is pulley 33, both sides, lower end have fixedly has contact with 34 and fixing hole clipping 32, and backup plate lower end and both sides, seat board rear end frame are rotationally connected by bearing pin.

Embodiment 2, utility model folded state.As shown in Fig. 6, Fig. 9, when closing, bracing frame is placed in the spill frame of seat board bottom surface, hand-screw bracing frame securing member clamping bracing frame, bracing frame exposed portions serve, as folding seat handle, becomes rugosity.

Embodiment 3, utility model seat state.As shown in Fig. 1, Fig. 8, Figure 12, when bracing frame is opened, the pull bar handle of inner support frame montant upper end may be stuck in the bracing frame draw-in groove 22 of seat board concave surface front end, starts after backup plate fasteningly, becomes seat shape.

Embodiment 4, utility model luggage truck state.As shown in Fig. 2 Figure 10, utility model becomes rugosity, and the concertina type pull-push piece bar handle in inner support frame montant outwards skids off and be fastening, and it is fastening that backup plate starts suitable angle, and backup plate bottom pulley lands, and becomes luggage truck shape.

Embodiment 5, backup plate and seat board are fastening.As shown in Figure 11, Figure 13, when backup plate starts suitable angle, fixedly having contact with of both sides, backup plate lower end, is buckled on the hand-screw silk projection 21 on the frame of both sides, seat board rear end, the spring snib 25 that also available backup plate and seat board are rotationally connected place inserts seat boards fixedly in hole clipping 32, makes backup plate and seat board fastening.

The bracing frame of embodiment 6, utility model, concertina type pull-push piece can adopt hollow pipe to make, and seat board, backup plate can be selected light material and stamper forming process, make it structure lightly easy, economical and practical.

Claims

1. a luggage barrow type rumble seat, comprise bracing frame (1), seat board (2), backup plate (3), bracing frame comprises inner support frame, in the middle of outer support frame and frame montant, be rotationally connected, outer support frame montant upper end and seat board rear end are rotationally connected, backup plate lower end and seat board rear end are rotationally connected and are provided with fastener, seat board bottom surface is spill, seat board concave surface front end is bracing frame draw-in groove (22), it is characterized in that: in carriage montant, be provided with concertina type pull-push piece (4), described concertina type pull-push piece is " ∏ " shape, both sides slip pipe (41) can slide in carriage montant, slip pipe upper end is fixedly connected with pull bar handle (42), when bracing frame is opened, pull bar handle (42) may be stuck in seat board concave surface front end bracing frame draw-in groove (22).

2. luggage barrow type rumble seat as claimed in claim 1, is characterized in that: described outer support frame lower end is groove cross bar (12), and when bracing frame closes, pull bar handle (42) can be placed in groove cross bar.

3. luggage barrow type rumble seat as claimed in claim 1, it is characterized in that: described backup plate fastener is that both sides, backup plate lower end have fixedly and have contact with (34), both sides, seat board rear end frame has hand-screw silk projection (21), when backup plate and seat board form suitable angle, this has contact with projection and can mutually hook and tighten, and the spring snib (25) that also available seat board and backup plate are rotationally connected place inserts fixedly to be fixed in hole clipping (32).

4. luggage barrow type rumble seat as claimed in claim 1, is characterized in that: wheel is arranged at described backup plate bottom.

5. luggage barrow type rumble seat as claimed in claim 1, is characterized in that: described being rotationally connected is rotationally connected for bearing pin.

6. luggage barrow type rumble seat as claimed in claim 1, it is characterized in that: there is frame opening (24) described seat board concave surface front end bracing frame draw-in groove both sides, when closing, bracing frame can be built at the bottom of seat board in concave surface frame, the part of exposing can be made folding seat handle, and seat board concave surface also has bracing frame securing member (23).