CN102390466B

CN102390466B - Multi-functional tail box for two-wheeled carts

Info

Publication number: CN102390466B
Application number: CN 201110323682
Authority: CN
Inventors: 黄利明
Original assignee: Individual
Current assignee: Chongqing Likai Auto Part Factory
Priority date: 2011-10-21
Filing date: 2011-10-21
Publication date: 2013-08-21
Anticipated expiration: 2031-10-21
Also published as: CN102390466A

Abstract

The invention discloses a multi-functional tail box for two-wheeled carts, the multi-functional tail box comprises a tail bracket assembly, a left box body assembly, a right box body assembly, connecting components and a locking device, wherein the tail bracket assembly comprises a tail bracket and a box baseplate, and the box baseplate is fixedly connected to the tail bracket; the structures of the left box body assembly and the right box body assembly are basically same; the left box body assembly is rotatably connected to the left side of the lower part of the tail bracket by a corresponding connecting component, and the right box body assembly is rotatably connected to the right side of the lower part of the tail bracket by a corresponding connecting component; when the left box body assembly and the right box body assembly are in a closed state, the left box body assembly, the right box body assembly and corresponding portions of the tail bracket assembly are formed into a box-shaped structure; when the left box body assembly and the right box body assembly are in an opening state, the left box body assembly, the right box body assembly and corresponding portions of the tail bracket assembly are formed into a basket-shaped structure with an upward opening; and the locking device is arranged on the tail bracket and located at the rear part of the tail bracket, when in use, the locking device can lock the left box body assembly and the right box body assembly at mutually-closed positions.

Description

The multi-functional boot that is used for cart

Technical field

The present invention relates to a kind of accessory for cart, specifically is a kind of multi-functional boot that is contained on Electrical Bicycle or the bicycle.

Background technology

Electrical Bicycle also often is called Moped Scooter, develops emergence in recent years rapidly, and a lot of designers have designed boot for the practicality of the attractive in appearance and car of vehicle body at the afterbody of vehicle body.We see that in market the afterbody of luxurious money Electrical Bicycle has boot, and the design of boot is of all kinds, the profile uniqueness that has, and the space that has is big, satisfies customer's aesthetic conceptions and practicality as far as possible.

The boot of Electrical Bicycle is arranged on the corresponding boot support, and be positioned at the rear side of saddle, described boot support is fixedly connected on the vehicle frame, perhaps is exactly the part of vehicle frame, and such structure not only can make the long of vehicle body change, increase manufacture difficulty, and so fixedly fastness is bad, also easily changes the vehicle body center of gravity during loads, moves after making the vehicle body center of gravity, increase the difficulty of driving, cause potential safety hazard.

Bicycle is equipped with clothes hanger (being commonly called as tailstock) usually, can be by its Hanger with clamp for clothing clamping clothing etc. on the clothes hanger, but people often carry other article by bicycle, less or lighter article can be placed in the bicycle basket of vehicle frame front side, bigger and heavier article then often are placed on the clothes hanger, but large piece article fixing cumbersome on clothes hanger need bundle with rope etc.Carrying rack of bicycle also often is used for being with the people, wherein, when carrying small children, loads onto seat at clothes hanger usually and is used for manned.If when not being with the people, carry large piece article, then need seat is pulled down, operate cumbersome.In addition, the article in the bicycle basket can only be deposited temporarily, for preventing loss, after the cyclist parks bicycle and leaves, then must carry, and are very inconvenient.

The Chinese patent literature CN2335872Y(patent No. is " ZL98224086.4 ") a kind of " multifunction bicycle compartment " disclosed, wherein put down in writing: " bracing frame 3 is rectangle; the left side and backrest 4 link together; the right is as handrail 7; guardrail 5 activities are enclosed to constitute on the bracing frame 3 that is connected on backrest 4 and handrail 7 and enclosed frame; left side hasp connects bracing frame 3; the right latch connects on the handrail 7 of bracing frame 3, seat 6 both sides hinge guar plates 2, guar plate 2 and baffle plate 1 be the vertical one of making each other, the another side hinge pedal 8(case lid of guar plate 2), the structure when opening as shown in Figure 1, i.e. bicycle seat.Pedal 8(case lid), when guar plate 2 is oppositely amounted to, constitute the compartment as shown in Figure 2, guardrail 5 covers are trapped among the upper end of guar plate 2 and baffle plate 1, reinforce the firmness of the envelope that is made of guar plate 2 and baffle plate 1.Pedal 8(case lid) goes up configuration bucket lock 9." find out thus, at first, just can not loading when this multifunction bicycle compartment is manned, just can not be manned during loading, manned loading simultaneously; Secondly, owing to be subjected to the restriction of the height of guar plate 2, when forming seat, seat cushion is shorter to the distance of pedal 8 as can be seen, only is suitable for the less child of band stature, and child or the adult bigger for build have just had not enough seats for; At last, owing to be subjected to the restriction of compartment size, still can not solve the problem of band larger volume article.

Summary of the invention

The objective of the invention is: provide a kind of loading simultaneously manned and when carrying large article the safe and reliable multi-functional boot that is used for cart.

The basic technical scheme of realizing the object of the invention is: a kind of multi-functional boot for cart, its constructional feature is: comprise tailstock assemblies, left side box assembly, right side box assembly, attaching parts and latching device.Tailstock assemblies comprises tailstock and box plate.Box plate is fixedly connected on the tailstock.The structure of left side box assembly and right side box assembly is basic identical.The left side box assembly is rotatably connected on by corresponding attaching parts on the lower left side of tailstock, and the right side box assembly is rotatably connected on the right side, bottom of tailstock by corresponding attaching parts.When left side box assembly and right side box assembly are in closure state with the appropriate section formation box type construction of tailstock assemblies.The basket-shaped structure that makes progress with the appropriate section formation opening of tailstock assemblies when left side box assembly and right side box assembly are in open mode.Latching device is arranged on the tailstock and is positioned at the rear portion of tailstock, and latching device can be locked in left side box assembly and right side box assembly each other the position of closure mutually during use.

Further technical scheme based on above-mentioned basic technical scheme is: described tailstock assemblies also comprises the connection plate.Tailstock is the framework that tube bending becomes.Tailstock comprise basic along front and back to the horizontal pipeline section of lower-left side, the vertical setting that arrange and the U-shaped pipeline section that Open Side Down and basic along front and back to the horizontal pipeline section in lower right side that arranges.The horizontal pipeline section of lower-left side, U-shaped pipeline section and the horizontal pipeline section in lower right side link to each other successively and constitute frame section, and the front end pipeline section of the horizontal pipeline section of lower-left side and the horizontal pipeline section in lower right side is crooked circular arc pipeline section inwardly.The left side box assembly is rotatably connected on by corresponding attaching parts on the left side of body of the horizontal pipeline section of lower-left side of tailstock, thereby makes the left side box assembly be rotatably connected on the conversion that realizes different conditions on the lower left side of tailstock by corresponding attaching parts.The right side box assembly is rotatably connected on by corresponding attaching parts on the right side of body of the horizontal pipeline section in lower right side of tailstock, thereby makes the right side box assembly be rotatably connected on the conversion that realizes different conditions on the right side, bottom of tailstock by corresponding attaching parts.

Above-mentioned box plate is the integrated through injection molding part, between two pins of the shape of its mainboard body and the U-shaped pipeline section of tailstock and the spatial form between the horizontal pipeline section of the horizontal pipeline section of lower-left side and lower right side corresponding.Box plate also comprises the depressed mount pad that 2 to 8 corresponding sites by the mainboard body that are connected as a single entity with the mainboard body form to lower recess, and the base plate of each depressed mount pad is provided with the mounting hole corresponding with the through hole that connects plate.

Above-mentioned connection plate has 2 to 8, and each connects plate and is L shaped steel plate, and being linked to each other with the horizontal plate section by vertical plate section constitutes.2 connect plates and are weldingly fixed on the right side of body of the horizontal pipeline section of lower-left side of tailstock by separately vertical plate section respectively before and after dividing, and other 2 connect plates and are weldingly fixed on the left side of body of the horizontal pipeline section in lower right side of tailstock by separately vertical plate section respectively before and after dividing.Be equipped with on the horizontal plate section of each connection plate and connect plate body through hole up and down.After bolt being passed from bottom to top successively the mounting hole of depressed mount pad of the through hole that connects plate and box plate, by nut in the cavity of depressed mount pad from above screw, and box plate and tailstock are fixed together.

When above-mentioned left side box assembly and right side box assembly turn to when being in closure state mutually and the horizontal pipeline section of the horizontal pipeline section of lower-left side and lower right side and the box plate appropriate section of the tailstock of tailstock assemblies form box type construction jointly separately.Left side box assembly and the right side box assembly turns to when being in open mode separately and the horizontal pipeline section of the horizontal pipeline section of lower-left side and lower right side of the tailstock of tailstock assemblies and the appropriate section of box plate form the basket-shaped structure that opening makes progress jointly.

Technical scheme based on technique scheme is: described left side box assembly comprises left cushion, left frame, the first left side connection pipe, the second left side connection pipe, the seat cushion first left adapter plate, the seat cushion second left adapter plate, left front boxboard, left back boxboard, left side boxboard adapter plate and left side boxboard.

The integral piece of above-mentioned left frame for being made by tube bending, left frame comprises front side eighty percent discount pipeline section, front side one folding pipeline section, front and back to horizontal pipeline section, rear side one folding pipeline section and rear side eighty percent discount pipeline section, and front side eighty percent discount pipeline section, front side one folding pipeline section, front and back link to each other successively with rear side eighty percent discount pipeline section and constitute frame section to horizontal pipeline section, rear side one folding pipeline section.

The above-mentioned first left side connection pipe and the second left side connection pipe are along front and back to the linear steel pipe that arranges, the first left side connection pipe and the second left side connection pipe are parallel to each other, all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section of left frame by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section of left frame, and the first left side connection pipe near the front and back of left frame to horizontal pipeline section, the second left side connection pipe away from the front and back of left frame to horizontal pipeline section.

The above-mentioned seat cushion first left adapter plate and the seat cushion second left adapter plate are the steel integral piece, and the seat cushion first left adapter plate and the seat cushion second left adapter plate are parallel to each other, all along front and back to setting.Three sides of a side that comprises front side, rear side and long limit of the seat cushion first left adapter plate all have the bending part towards 2 eighty percent discount pipeline sections of left frame.The seat cushion first left adapter plate by its opposite side that long limit of bending part is not set be weldingly fixed on the second left side connection pipe and pipe end left frame on the sidepiece of phase the same side, be provided with 2 to 4 connecting through holes that are used for installing left cushion successively before and after dividing on the mainboard body of the seat cushion first left adapter plate.The seat cushion second left adapter plate is channel-section steel, the front end of this channel-section steel is weldingly fixed on the front side eighty percent discount pipeline section of left frame, the rear end of this channel-section steel is weldingly fixed on the rear side eighty percent discount pipeline section of left frame, the opening of channel-section steel deviates from 2 eighty percent discount pipeline sections of left frame, and channel-section steel is near the pipe port of 2 eighty percent discount pipeline sections of left frame.Be provided with 2 to 4 oval shape connecting through holes that are used for installing left cushion before and after dividing on the mainboard body of the seat cushion second left adapter plate successively.

Above-mentioned left front boxboard and left back boxboard are the steel integral piece, the equal vertical setting of left front boxboard and left back boxboard, and left back boxboard comprises mainboard body and the bending plate body that links together, the bending plate body is provided with spacing hole.Mainboard body and the left front boxboard of left back boxboard are parallel to each other.The corresponding both sides of the plate body periphery of left front boxboard are weldingly fixed on respectively on the front side eighty percent discount pipeline section and front side one folding pipeline section of left frame.The corresponding both sides of the periphery of the mainboard body of left back boxboard are weldingly fixed on respectively on the rear side eighty percent discount pipeline section and rear side one folding pipeline section of left frame.

Described left side boxboard adapter plate has 2 to 8, and the planform of each left side boxboard adapter plate is basic identical, be the steel integral piece, and the middle part is equipped with the boxboard fixed orifice.Each left side boxboard adapter plate be arranged in parallel each other, left side boxboard adapter plate is divided into 2 groups, each boxboard adapter plate branch front and back, piece left side of first group are weldingly fixed on the front and back of left frame on horizontal pipeline section by an end separately, the other end is weldingly fixed on the first left side connection pipe of left frame, each boxboard adapter plate branch front and back, piece left side of second group are weldingly fixed on the first left side connection pipe of left frame by an end separately, and the other end is weldingly fixed on the second left side connection pipe of left frame.

Above-mentioned left side boxboard has two, is the integrated through injection molding part, and the front and back that are separately positioned on left frame are between horizontal pipeline section and the first left side connection pipe and between the first left side connection pipe and the second left side connection pipe.Each left side boxboard is fixed on the outside of this group left side boxboard adapter plate by the fixed orifice of fastener and corresponding one group of left side boxboard adapter plate.

Above-mentioned left cushion is the integrated through injection molding part that a side of long side direction has certain crooked radian, left cushion be provided with the seat cushion first left adapter plate on through hole and the corresponding screw post of oval shape through hole on the seat cushion second left adapter plate, during installation, the screw portion of screw passed on the seat cushion first left adapter plate or the seat cushion second left adapter plate screw in the screw post of left cushion behind the corresponding through hole, thereby left cushion is fixedly connected on the outside of the seat cushion first left adapter plate and the seat cushion second left adapter plate.Left cushion also becomes the left case lid of multi-functional boot simultaneously.

Above-mentioned right side box assembly comprises right side seat cushion, left frame, the first right side connection pipe, the second right side connection pipe, the seat cushion first right adapter plate, the seat cushion second right adapter plate, right front boxboard, right back boxboard, right side boxboard adapter plate and right side boxboard.

The integral piece of above-mentioned left frame for being made by tube bending, correct frame comprises front side eighty percent discount pipeline section, front side one folding pipeline section, front and back to horizontal pipeline section, rear side one folding pipeline section and rear side eighty percent discount pipeline section, and front side eighty percent discount pipeline section, front side one folding pipeline section, front and back link to each other successively with rear side eighty percent discount pipeline section and constitute frame section to horizontal pipeline section, rear side one folding pipeline section.

The above-mentioned first right side connection pipe and the second right side connection pipe are along front and back to the linear steel pipe that arranges, the first right side connection pipe and the second right side connection pipe are parallel to each other, all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section of correct frame by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section of correct frame, and the first right side connection pipe near the front and back of correct frame to horizontal pipeline section, the second right side connection pipe away from the front and back of correct frame to horizontal pipeline section.

The above-mentioned seat cushion first right adapter plate and the seat cushion second right adapter plate are the steel integral piece, and the seat cushion first right adapter plate and the seat cushion second right adapter plate are parallel to each other, all along front and back to setting.Three sides of a side that comprises front side, rear side and long limit of the seat cushion first right adapter plate all have the bending part towards 2 eighty percent discount pipeline sections of correct frame.The seat cushion first right adapter plate by its opposite side that long limit of bending part is not set be weldingly fixed on the second right side connection pipe and pipe end correct frame on the sidepiece of phase the same side, be provided with 2 to 4 connecting through holes that are used for installing the right side seat cushion successively before and after dividing on the mainboard body of the seat cushion first right adapter plate.The seat cushion second right adapter plate is channel-section steel, the front end of this channel-section steel is weldingly fixed on the front side eighty percent discount pipeline section of left frame, the rear end of this channel-section steel is weldingly fixed on the rear side eighty percent discount pipeline section of left frame, the opening of channel-section steel deviates from 2 eighty percent discount pipeline sections of correct frame, and channel-section steel is near the pipe port of 2 eighty percent discount pipeline sections of correct frame.Be provided with 2 to 4 oval shape connecting through holes that are used for installing the right side seat cushion before and after dividing on the mainboard body of the seat cushion second right adapter plate successively.

Above-mentioned right front boxboard and right back boxboard are the steel integral piece, the equal vertical setting of right front boxboard and right back boxboard, and right back boxboard comprises mainboard body and the bending plate body that links together, the bending plate body is provided with spacing hole.Mainboard body and the right front boxboard of right back boxboard are parallel to each other.The corresponding both sides of the plate body periphery of right front boxboard are weldingly fixed on respectively on the front side eighty percent discount pipeline section and front side one folding pipeline section of left frame.The corresponding both sides of the periphery of the mainboard body of right back boxboard are weldingly fixed on respectively on the rear side eighty percent discount pipeline section and rear side one folding pipeline section of left frame.

Above-mentioned right side boxboard adapter plate has 2 to 8, and the planform of each right side boxboard adapter plate is basic identical, is the steel integral piece, and the middle part is equipped with the boxboard fixed orifice.Each right side boxboard adapter plate be arranged in parallel each other, right side boxboard adapter plate is divided into 2 groups, each boxboard adapter plate branch front and back, piece right side of first group are weldingly fixed on the front and back of left frame on horizontal pipeline section by an end separately, the other end is weldingly fixed on the first right side connection pipe of left frame, each boxboard adapter plate branch front and back, piece right side of second group are weldingly fixed on the first right side connection pipe of left frame by an end separately, and the other end is weldingly fixed on the second right side connection pipe of left frame.

Above-mentioned right side boxboard has two, is the integrated through injection molding part, and the front and back that are separately positioned on left frame are between horizontal pipeline section and the first right side connection pipe and between the first right side connection pipe and the second right side connection pipe.Each right side boxboard is fixed on the outside of this group right side boxboard adapter plate by the fixed orifice of fastener and corresponding one group of right side boxboard adapter plate.

Above-mentioned right side seat cushion is the integrated through injection molding part that a side of long side direction has certain crooked radian, the right side seat cushion be provided with the seat cushion first right adapter plate on through hole and the corresponding screw post of oval shape through hole on the seat cushion second right adapter plate, during installation, the screw portion of screw passed on the seat cushion first right adapter plate or the seat cushion second right adapter plate screw in the screw post of right side seat cushion behind the corresponding through hole, thereby the right side seat cushion is fixedly connected on the seat cushion first right adapter plate and the seat cushion second right adapter plate, and the right side seat cushion also becomes the right case lid of multi-functional boot simultaneously.

Technical scheme based on technique scheme is: institute's coupling assembling has 4.Each coupling assembling includes permanent seat, turning block and bearing pin.Permanent seat is the steel integral piece that the rear and front end of steel plate upwards is bent into " U " shape, and along front and back to being provided with pin shaft hole.Turning block is the steel integral piece, and the turning block bottom is provided with along front and back to the pin shaft hole that connects its block.Turning block is rotatably connected on the permanent seat by bearing pin.Wherein two coupling assemblings are weldingly fixed on from left on the left side central portion and rear portion, left side of the horizontal pipeline section of lower-left side of tailstock by its permanent seat separately respectively.The front and back of the left frame of box assembly are on horizontal pipeline section on the left of being weldingly fixed on by its turning block separately respectively before and after these two coupling assemblings divide.Thereby the left side box assembly is rotatably connected on the tailstock by coupling assembling, and can become 90 degree foldings with tailstock, and also namely the left side box assembly can be in the right side box assembly by rotation and opens accordingly or closure state.Two other coupling assembling respectively by its permanent seat separately on the right side central and rear portion, right side of the right-hand horizontal pipeline section in lower right side that is weldingly fixed on tailstock.Before and after dividing, these two coupling assemblings are weldingly fixed on the front and back of left frame of right side box assembly on horizontal pipeline section by its turning block separately respectively.Thereby the right side box assembly is rotatably connected on the tailstock by coupling assembling, and can become 90 degree foldings with tailstock.Also be that the right side box assembly can be in the left side box assembly by rotation and opens accordingly or closure state.

Above-mentioned each appropriate technical solution for the technical scheme on basis is: described latching device comprises lock frame, fixed mount and linear pattern lock.Described linear pattern lock comprises main lock body, lock core, dead bolt and locking bar.

Above-mentioned lock frame is steel punching press integral piece, and the two ends, the left and right sides of lock frame are weldingly fixed on respectively between U-shaped pipeline section two pins of tailstock, and the middle part of lock frame is provided with the tapered end hole before and after connecting.Fixed mount is the steel square tube.Fixed mount is weldingly fixed on respectively between the horizontal pipeline section of the horizontal pipeline section of lower-left side and lower right side of tailstock by its two ends, left and right sides, is positioned at the front side of lock frame, and is positioned at the downside of base plate.The rear side tube wall middle part of fixed mount is provided with latch arm hole, this latch arm hole and the coaxial setting in tapered end hole of locking frame.Main lock body profile is cylindrical substantially, and lock core is arranged in first inner chamber of main lock body and with main lock body and is rotationally connected, and dead bolt is arranged in second inner chamber of main lock body and slides up and down with main lock body and is connected.Locking bar is cylindrical steel rods, is fixed together from the place ahead and main lock body coaxial line.

When using as the box-shaped storage space, with left side box assembly and the extremely mutual position of closure mutually of each spinning of right side box assembly, the spacing hole of the left back boxboard of box assembly on the left of this moment, the spacing hole of the right back boxboard of right side box assembly, the latch arm hole coaxial line at the tapered end hole of the lock frame of latching device and the rear side tube wall of fixed mount middle part, with the locking bar of linear pattern lock from after pass the tapered end hole of lock frame forward successively, the spacing hole of right back boxboard, insert in the latch arm hole of fixed mount after the spacing hole of left back boxboard, main lock body then penetrates in the tapered end hole of lock frame, after dead bolt is pushed back in the main lock body by the lock frame time, move forward to lock frame the place ahead this moment, forwardly withdrawing from backward of linear pattern lock stopped thereby dead bolt protrudes upward main lock body again under the effect of spring.Formed the box-shaped storage space of base closed this moment between tailstock assemblies, left side box assembly and the right side box assembly, can be used for loading.The left cushion of left side box assembly and the right side seat cushion of right side box assembly form the back seat cushion of battery-driven car jointly, can be used for manned.

When using as basket shape storage space, earlier key is inserted lock core and rotate, the elastic force that lock core then can overcome spring by control mechanism from main lock body is withdrawn in the top of main lock body, takes out the linear pattern lock dead bolt backward from lock frame and fixed mount.Make the left side box assembly revolve to left down by corresponding coupling assembling and turn 90 degrees then, make the right side box assembly by corresponding coupling assembling to the right backspin turn 90 degrees, this moment, left side box assembly and right side box assembly were in open mode.Linear pattern lock is being put back on lock frame and the fixed mount then, the left side box assembly of this moment, tailstock assemblies and right side box assembly form the storage space that is basket shape substantially that an opening with larger volume makes progress.

Technical scheme based on technique scheme is: also comprise handrail.Handrail is the U-shaped pipe that Open Side Down, two pins are weldingly fixed on the horizontal pipeline section of the horizontal pipeline section of lower-left side and lower right side of tailstock from the top respectively about it, and be positioned at left side box assembly and box assembly front side, right side, the upper end of handrail exceeds left side box assembly and the right side box assembly when being in the close position.

Technical scheme based on technique scheme is: be welded with a brace panel between the upside of the horizontal pipeline section of lower-left side of the left pin of handrail and tailstock, be welded with another piece brace panel between the upside of the right pin of handrail and the horizontal pipeline section in lower right side of tailstock.The front side, middle part of the left pin of handrail is welded with the reinforced pipe of " L " shape, and the front side, middle part of the right pin of handrail is welded with the reinforced pipe of another root " L " shape, and two reinforced pipes are and are symmetrical arranged.

The present invention has positive effect: the manned loading simultaneously of (1) multi-functional boot of the present invention has increased the practicality of Electrical Bicycle and bicycle greatly.(2) multi-functional boot of the present invention is provided with Lock for door of carriage, some article commonly used (as raincoat and electric car charger etc.) can be locked in the boot, need not bring and take, and is convenient and safe.Unrestricted when (3) multi-functional boot of the present invention is manned, child and adult can take, and range of use is wider.The bigger goods basket of volume that opening makes progress can be deformed into when (4) multi-functional boot of the present invention is opened, one case beer, one bag of article that the rice equal-volume is bigger can be used for carrying, not only practical, and safe and reliable.(5) handrail of the present invention is provided with brace panel and reinforced pipe, has improved the firm degree of handrail greatly, thereby has improved the safety of occupant when manned.

Description of drawings

Fig. 1 is the schematic perspective view of multi-functional boot of the present invention; Left side box assembly wherein is in each other the position of closure mutually with the right side box assembly, thereby multi-functional boot is in closure state;

The schematic perspective view of Fig. 2 when upwards observing from the below of Fig. 1;

Schematic perspective view when Fig. 3 is in open mode for multi-functional boot shown in Figure 1; Left side box assembly wherein is in the position that separates mutually each other with the right side box assembly;

The schematic perspective view of Fig. 4 when upwards observing from the below of Fig. 3;

Fig. 5 removes behind base plate, left cushion, left side boxboard, right side seat cushion and the right side boxboard assembling scheme drawing with main lock body for multi-functional boot shown in Figure 3;

Fig. 6 removes behind base plate, left cushion, left side boxboard, right side seat cushion and the right side boxboard the scheme drawing that is assembled together with main lock body for multi-functional boot shown in Figure 3;

Fig. 7 is the schematic perspective view when being in closure state after multi-functional boot of the present invention is installed on the Electrical Bicycle;

Fig. 8 is the schematic perspective view when being in open mode after multi-functional boot of the present invention is installed on the Electrical Bicycle;

When Fig. 9 is installed on the Electrical Bicycle for multi-functional boot of the present invention, the double structural representation of doing the boot support of battery-driven car of tailstock.

Mark in the above-mentioned accompanying drawing is as follows:

Tailstock assemblies 1, tailstock 11, the horizontal pipeline section 11-1 of lower-left side, U-shaped pipeline section 11-2, the horizontal pipeline section 11-3 in lower right side, box plate 12, mainboard body 12-1, depressed mount pad 12-2 connects plate 13, through hole 13-1,

Left side box assembly 2, left cushion 20, screw post 20-1, left frame 21, front side eighty percent discount pipeline section 21-1, front side one folding pipeline section 21-2, front and back are to horizontal pipeline section 21-3, and rear side one is rolled over pipeline section 21-4, rear side eighty percent discount pipeline section 21-5, the first left side connection pipe, 22, the second left side connection pipes 23, the seat cushion first left adapter plate 24, the seat cushion second left adapter plate 25, left front boxboard 26, left back boxboard 27, mainboard body 27-1, bending plate body 27-2, the 27-3 of spacing hole, left side boxboard adapter plate 28, left side boxboard 29

Right side box assembly 3, right side seat cushion 30, screw post 30-1, left frame 31, front side eighty percent discount pipeline section 31-1, front side one folding pipeline section 31-2, front and back are to horizontal pipeline section 31-3, and rear side one is rolled over pipeline section 31-4, rear side eighty percent discount pipeline section 31-5, the first right side connection pipe, 32, the second right side connection pipes 33, the seat cushion first right adapter plate 34, the seat cushion second right adapter plate 35, right front boxboard 36, right back boxboard 37, mainboard body 37-1, bending plate body 37-2, the 37-3 of spacing hole, right side boxboard adapter plate 38, right side boxboard 39

Coupling assembling 4, permanent seat 41, turning block 42, bearing pin 43,

Handrail 5, brace panel 51, reinforced pipe 52,

Latching device 6, lock frame 61, fixed mount 62, main lock body 63, lock core 64, dead bolt 65, locking bar 66.

The specific embodiment

(embodiment 1)

The specific descriptions direction of present embodiment is described by concrete direction shown in Figure 7, cyclist's direction all around is the direction all around of description when riding on the cart with the cyclist, the lower left that also is Fig. 7 is left side (lower right of Fig. 1 is the left side), the upper right side of Fig. 7 is rear side (upper left side of Fig. 1 is the right side), the front and back up and down of Fig. 1 are the front and back up and down of description, the lower left of Fig. 1 is the front side, and the upper right side of Fig. 1 is rear side.

See Fig. 1 and Fig. 2, the multi-functional boot that is used for cart of present embodiment comprises tailstock assemblies 1, left side box assembly 2, right side box assembly 3, attaching parts 4, handrail 5 and latching device 6.Tailstock assemblies 1 comprises tailstock 11.Tailstock 11 becomes framework by tube bending and makes, this tailstock 11 is served as reasons and basic is linked to each other successively and the frame section that constitutes to the horizontal pipeline section 11-3 in lower right side that arranges along front and back with basic to the horizontal pipeline section 11-1 of lower-left side, the vertical setting that arrange and the U-shaped pipeline section 11-2 that Open Side Down along front and back, and the front end pipeline section of the horizontal pipeline section 11-1 of lower-left side and the horizontal pipeline section 11-3 in lower right side is the circular arc pipeline section of bending inwardly.The structure of left side box assembly 2 and right side box assembly 3 is basic identical.Left side box assembly 2 is rotatably connected on by corresponding attaching parts 4 on the left side of body of the horizontal pipeline section 11-1 of lower-left side of tailstock 11, on the right side of the body of the horizontal pipeline section 11-3 in lower right side that right side box assembly 3 is rotatably connected on tailstock 11 by corresponding attaching parts 4.Handrail 5 is the U-shaped pipe that Open Side Down, two pins are weldingly fixed on the horizontal pipeline section 11-1 of lower-left side and the horizontal pipeline section 11-3 in lower right side of tailstock 11 from the top respectively about it, and be positioned at left side box assembly 2 and right side box assembly 3 front sides, the upper end of handrail 5 exceeds left side box assembly 2 and the right side box assembly 3 when being in the close position.Latching device 6 is arranged on the tailstock 11 and is positioned at the rear portion of tailstock 11.

See Fig. 2 to Fig. 4, described tailstock assemblies 1 also comprises box plate 12 and is connected plate 13.Connecting plate 13 has 2 to 8 (present embodiment is 4), and each connects plate 13 and is L shaped steel plate, and being linked to each other with the horizontal plate section by vertical plate section constitutes.2 connect before and after the plate 13 minutes respectively by separately vertical plate section and are weldingly fixed on the right side of body of the horizontal pipeline section 11-1 of lower-left side of tailstock 11, and other 2 connect before and after the plates 13 minutes respectively by separately vertical plate section and are weldingly fixed on the left side of body of the horizontal pipeline section 11-3 in lower right side of tailstock 11.Be equipped with on the horizontal plate section of each connection plate 13 and connect plate body through hole 13-1 up and down.Box plate 12 is the integrated through injection molding part, between two pins of the shape of its mainboard body 12-1 and the U-shaped pipeline section 11-2 of tailstock 11 and the spatial form between the horizontal pipeline section 11-1 of lower-left side and the horizontal pipeline section 11-3 in lower right side corresponding.Box plate 12 also comprises the depressed mount pad 12-2 that the corresponding site by mainboard body 12-1 that 2 to 8 (present embodiment is 4) and mainboard body 12-1 are connected as a single entity forms to lower recess, and the base plate of each depressed mount pad 12-2 is provided with the mounting hole corresponding with the through hole 13-1 that connects plate 13.After bolt being passed from bottom to top successively the mounting hole of depressed mount pad 12-2 of the through hole 13-1 that connects plate 13 and box plate 12, by nut in the cavity of depressed mount pad 12-2 from above screw, and box plate 12 and tailstock 11 are fixed together.

See Fig. 4 and Fig. 5, left side box assembly 2 comprises left cushion 20, left frame 21, the first left side connection pipe 22, the second left side connection pipe 23, the seat cushion first left adapter plate 24, the seat cushion second left adapter plate 25, left front boxboard 26, left back boxboard 27, left side boxboard adapter plate 28 and left side boxboard 29.

The integral piece of left frame 21 for being made by tube bending, earlier be bent into opening " U " shape part left by steel pipe left along the two ends of fore-and-aft direction, bending then makes progress two pipe ends of " U " shape part left part, thereby obtaining the left frame 21 of shape shown in Figure 5, also is that left frame 21 becomes by front side eighty percent discount pipeline section 21-1, front side one folding pipeline section 21-2, front and back and links to each other successively with rear side eighty percent discount pipeline section 21-5 and the frame section that constitutes to horizontal pipeline section 21-3, rear side one folding pipeline section 21-4.

The first left side connection pipe 22 and the second left side connection pipe 23 are along front and back to the linear steel pipe that arranges, the first left side connection pipe 22 and the second left side connection pipe 23 are parallel to each other, all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section 21-2 of left frame 21 by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section 21-4 of left frame 21, and the first left side connection pipe 22 near the front and back of left frames 21 to horizontal pipeline section 21-3, the second left side connection pipe 23 away from the front and back of left frame 21 to horizontal pipeline section 21-3.

The seat cushion first left adapter plate 24 and the seat cushion second left adapter plate 25 are the steel integral piece, and the left adapter plate 24 of seat cushion first is parallel to each other with the seat cushion second left adapter plate 25, all along front and back to setting.Three sides of a side that comprises front side, rear side and long limit of the seat cushion first left adapter plate 24 all have the bending part towards 2 eighty percent discount pipeline sections of left frame 21.The seat cushion first left adapter plate 24 by its opposite side that long limit of bending part is not set be weldingly fixed on the second left side connection pipe 23 and pipe end left frame 21 on the sidepiece of phase the same side, be provided with the connecting through hole that 2 to 4 (present embodiment is 2) are used for installing left cushion 20 successively before and after dividing on the mainboard body of the seat cushion first left adapter plate 24.The seat cushion second left adapter plate 25 is channel-section steel, the front end of this channel-section steel 25 is weldingly fixed on the front side eighty percent discount pipeline section 21-1 of left frame 21, the rear end of this channel-section steel 25 is weldingly fixed on the rear side eighty percent discount pipeline section 21-5 of left frame 21, the opening of channel-section steel 25 deviates from 2 eighty percent discount pipeline sections of left frame 21, and channel-section steel 25 is near the pipe port of 2 eighty percent discount pipeline sections of left frame 21.Be provided with the oval shape connecting through hole that 2 to 4 (present embodiment is 2) are used for installing left cushion 20 successively before and after dividing on the mainboard body of the seat cushion second left adapter plate 25.

Left front boxboard 26 and left back boxboard 27 are the steel integral piece, left front boxboard 26 and the 27 equal vertical settings of left back boxboard, and left back boxboard 27 comprises mainboard body 27-1 and the bending plate body 27-2 that links together, bending plate body 27-2 is provided with the 27-3 of spacing hole.Mainboard body 27-1 and the left front boxboard 26 of left back boxboard 27 are parallel to each other.The adjacent both sides of the plate body periphery of left front boxboard 26 (upside of left front boxboard 26 and left side under the boot closure state) are weldingly fixed on respectively on the front side eighty percent discount pipeline section 21-1 and front side one folding pipeline section 21-2 of left frame 21.The adjacent both sides of the periphery of the mainboard body 27-1 of left back boxboard 27 (upside and the left side of mainboard body 27-1 under the boot closure state) are weldingly fixed on respectively on the rear side eighty percent discount pipeline section 21-5 and rear side one folding pipeline section 21-4 of left frame 21.

Left side boxboard adapter plate 28 has 2 to 8 (present embodiment is 4), and the planform of each left side boxboard adapter plate 28 is basic identical, be the steel integral piece, and the middle part is equipped with the boxboard fixed orifice.Each left side boxboard adapter plate 28 be arranged in parallel each other, 2 groups of 4 left side boxboard adapter plates 28 minutes, every group 2, be weldingly fixed on the front and back of left frame 21 on horizontal pipeline section 21-3 by separately an end before and after first group 2 left side boxboard adapter plates 28 minutes, the other end is weldingly fixed on the first left side connection pipe 22 of left frame 21, be weldingly fixed on the first left side connection pipe 22 of left frame 21 by separately an end before and after second group 2 left side boxboard adapter plates 28 minutes, the other end is weldingly fixed on the second left side connection pipe 23 of left frame 21.

Left side boxboard 29 has two, is the integrated through injection molding part, and the front and back that are separately positioned on left frame 21 are between horizontal pipeline section 21-3 and the first left side connection pipe 22 and between the first left side connection pipe 22 and the second left side connection pipe 23.Each left side boxboard 29 is fixed on the outside (left side under the boot closure state) of this group left side boxboard adapter plate 28 by the fixed orifice of fastener and corresponding one group of left side boxboard adapter plate 28.

Left cushion 20 has the integrated through injection molding part (being the left side under the boot closure state) of certain crooked radian for a side of long side direction, left cushion 20 be provided with the seat cushion first left adapter plate 24 on through hole and the corresponding screw post of the oval shape through hole 20-1 on the seat cushion second left adapter plate 25, during installation, the screw portion of screw passed on the seat cushion first left adapter plate 24 or the seat cushion second left adapter plate 25 screw among the screw post 20-1 of left cushion 20 behind the corresponding through hole, thereby left cushion 20 is fixedly connected on the outside of the seat cushion first left adapter plate 24 and the seat cushion second left adapter plate 25, left cushion 20 also becomes the left case lid of multi-functional boot simultaneously.

See Fig. 4 and see Fig. 5 that right side box assembly 3 comprises right side seat cushion 30, left frame 31, the first right side connection pipe 32, the second right side connection pipe 33, the seat cushion first right adapter plate 34, the seat cushion second right adapter plate 35, right front boxboard 36, right back boxboard 37, right side boxboard adapter plate 38 and right side boxboard 39.

The integral piece of left frame 31 for being made by tube bending, earlier be bent into opening " U " shape part to the right by steel pipe to the right along the two ends of fore-and-aft direction, then will " U " bending that makes progress of two pipe ends of shape part right part, thereby obtaining the correct frame 31 of shape shown in Figure 5, also is that correct frame 31 becomes by front side eighty percent discount pipeline section 31-1, front side one folding pipeline section 31-2, front and back and links to each other successively with rear side eighty percent discount pipeline section 31-5 and the frame section that constitutes to horizontal pipeline section 31-3, rear side one folding pipeline section 31-4.

The first right side connection pipe 32 and the second right side connection pipe 33 are along front and back to the linear steel pipe that arranges, the first right side connection pipe 32 and the second right side connection pipe 33 are parallel to each other, all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section 31-2 of correct frame 31 by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section 31-4 of correct frame 31, and the first right side connection pipe 32 near the front and back of correct frames 31 to horizontal pipeline section 31-3, the second right side connection pipe 33 away from the front and back of correct frame 31 to horizontal pipeline section 31-3.

The seat cushion first right adapter plate 34 and the seat cushion second right adapter plate 35 are the steel integral piece, and the seat cushion first right adapter plate 34 and the seat cushion second right adapter plate 35 are parallel to each other, all along front and back to setting.Three sides of a side that comprises front side, rear side and long limit of the seat cushion first right adapter plate 34 all have the bending part towards 2 eighty percent discount pipeline sections of correct frame 31.The seat cushion first right adapter plate 34 by its opposite side that long limit of bending part is not set be weldingly fixed on the second right side connection pipe 33 and pipe end correct frame 31 on the sidepiece of phase the same side, be provided with the connecting through hole that 2 to 4 (present embodiment is 2) are used for installing right side seat cushion 30 successively before and after dividing on the mainboard body of the seat cushion first right adapter plate 34.The seat cushion second right adapter plate 35 is channel-section steel, the front end of this channel-section steel 35 is weldingly fixed on the front side eighty percent discount pipeline section 31-1 of left frame 31, the rear end of this channel-section steel 35 is weldingly fixed on the rear side eighty percent discount pipeline section 31-5 of left frame 31, the opening of channel-section steel 35 deviates from 2 eighty percent discount pipeline sections of correct frame 31, and channel-section steel 35 is near the pipe port of 2 eighty percent discount pipeline sections of correct frame 31.Be provided with the oval shape connecting through hole that 2 to 4 (present embodiment is 2) are used for installing right side seat cushion 30 successively before and after dividing on the mainboard body of the seat cushion second right adapter plate 35.

Right front boxboard 36 and right back boxboard 37 are the steel integral piece, right front boxboard 36 and the 37 equal vertical settings of right back boxboard, and right back boxboard 37 comprises mainboard body 37-1 and the bending plate body 37-2 that links together, bending plate body 37-2 is provided with the 37-3 of spacing hole.Mainboard body 37-1 and the right front boxboard 36 of right back boxboard 37 are parallel to each other.The adjacent both sides of the plate body periphery of right front boxboard 36 (upside of right front boxboard 36 and right side under the boot closure state) are weldingly fixed on respectively on the front side eighty percent discount pipeline section 21-1 and front side one folding pipeline section 21-2 of left frame 31.The adjacent both sides of the periphery of the mainboard body 37-1 of right back boxboard 37 (upside and the right side of mainboard body 37-1 under the boot closure state) are weldingly fixed on respectively on the rear side eighty percent discount pipeline section 31-5 and rear side one folding pipeline section 31-4 of left frame 31.

Right side boxboard adapter plate 38 has 2 to 8 (present embodiment is 4), and the planform of each right side boxboard adapter plate 38 is basic identical, is the steel integral piece, and the middle part is equipped with the boxboard fixed orifice.Each right side boxboard adapter plate 38 be arranged in parallel each other, 2 groups of 4 right side boxboard adapter plates 38 minutes, every group 2, be weldingly fixed on the front and back of left frame 31 on horizontal pipeline section 31-3 by separately an end before and after 2 right side boxboard adapter plates of first group 38 minutes, the other end is weldingly fixed on the first right side connection pipe 32 of left frame 31, be weldingly fixed on the first right side connection pipe 32 of left frame 31 by separately an end before and after 2 right side boxboard adapter plates of second group 38 minutes, the other end is weldingly fixed on the second right side connection pipe 33 of left frame 31.

Right side boxboard 39 has two, is the integrated through injection molding part, and the front and back that are separately positioned on left frame 31 are between horizontal pipeline section 31-3 and the first right side connection pipe 32 and between the first right side connection pipe 32 and the second right side connection pipe 33.Each right side boxboard 39 is fixed on the outside (right side under the boot closure state) of this group right side boxboard adapter plate 38 by the fixed orifice of fastener and corresponding one group of right side boxboard adapter plate 38.

Right side seat cushion 30 has the integrated through injection molding part (being the right side under the boot closure state) of certain crooked radian for a side of long side direction, right side seat cushion 30 be provided with the seat cushion first right adapter plate 34 on through hole and the corresponding screw post of the oval shape through hole 30-1 on the seat cushion second right adapter plate 35, during installation, the screw portion of screw passed on the seat cushion first right adapter plate 34 or the seat cushion second right adapter plate 35 screw among the screw post 30-1 of right side seat cushion 30 behind the corresponding through hole, thereby right side seat cushion 30 is fixedly connected on the seat cushion first right adapter plate 34 and the seat cushion second right adapter plate 35, and right side seat cushion 30 also becomes the right case lid of multi-functional boot simultaneously.

See Fig. 1 and Fig. 2, coupling assembling 4 has 4.Each coupling assembling 4 includes permanent seat 41, turning block 42 and bearing pin 43.The steel integral piece that permanent seat 41 upwards is bent into " U " shape for the rear and front end of steel plate, and along front and back to being provided with pin shaft hole.Turning block 42 is the steel integral piece, and turning block 42 bottoms are provided with along front and back to the pin shaft hole that connects its block.Turning block 42 is rotatably connected on the permanent seat 41 by bearing pin 43.Wherein two coupling assemblings 4 are weldingly fixed on from left on the left side central portion and rear portion, left side of the horizontal pipeline section 11-1 of lower-left side of tailstock 11 by its permanent seat 41 separately respectively; The front and back of the left frame 21 of box assembly 2 were on horizontal pipeline section 21-3 on the left of these two coupling assemblings were weldingly fixed on by its turning block 42 separately respectively before and after 4 minutes.Thereby left side box assembly 2 is rotatably connected on the tailstock 11 by coupling assembling 4, and can spend folding for 11 one-tenth 90 with tailstock.

Two other coupling assembling 4 respectively by its permanent seat 41 separately on the right side central and rear portion, right side of the right-hand horizontal pipeline section 11-3 in lower right side that is weldingly fixed on tailstock 11; Be weldingly fixed on the front and back of left frame 31 of right side box assembly 3 on horizontal pipeline section 31-3 by its turning block 42 separately respectively before and after this two coupling assemblings 4 minutes.Thereby right side box assembly 3 is rotatably connected on the tailstock 11 by coupling assembling 4, and can spend folding for 11 one-tenth 90 with tailstock.

Be welded with a brace panel 51 between the upside of the horizontal pipeline section 11-1 of lower-left side of the left pin of handrail 5 and tailstock 11, be welded with another piece brace panel 51 between the upside of the horizontal pipeline section 11-3 in lower right side of the right pin of handrail 5 and tailstock 11.The front side, middle part of the left pin of handrail 5 is welded with the reinforced pipe 52 of " L " shape, and the front side, middle part of the right pin of handrail 5 is welded with the reinforced pipe 52 of another root " L " shape, and two reinforced pipes 52 are and are symmetrical arranged.

See Fig. 5 to Fig. 7, latching device 6 comprises lock frame 61, fixed mount 62 and linear pattern lock.Described linear pattern lock comprises main lock body 63, lock core 64, dead bolt 65 and locking bar 66.

Lock frame 61 is steel punching press integral piece, and the two ends, the left and right sides of lock frame 61 are weldingly fixed on respectively between U-shaped pipeline section 11-2 two pins of tailstock 11, and the middle part of lock frame 61 is provided with the tapered end hole before and after connecting.Fixed mount 62 is the steel square tube.Fixed mount 62 is weldingly fixed on respectively between the horizontal pipeline section 11-1 of lower-left side and the horizontal pipeline section 11-3 in lower right side of tailstock 11 by its two ends, left and right sides, is positioned at the front side of lock frame 61, and is positioned at the downside of base plate 12.The rear side tube wall middle part of fixed mount 62 is provided with latch arm hole, this latch arm hole and the coaxial setting in tapered end hole of locking frame 61.Main lock body 63 profiles are cylindrical substantially, and lock core 64 is arranged in first inner chamber of main lock body 63 and with main lock body 63 and is rotationally connected, and dead bolt 65 is arranged in second inner chamber of main lock body 63 and slides up and down with main lock body 63 and is connected.When key was inserted lock core and rotates, 64 energy of lock core overcome spring by control mechanism elastic force from main lock body 63 is withdrawn in the top of main lock body 63, rotated dead bolt 65 key and sets back and then can make dead bolt 65 protrude upward main lock body 63 under the effect of spring.Locking bar 66 is cylindrical steel rods, is fixed together from the place ahead and main lock body 63 coaxial lines.In the time linear pattern will being locked, dead bolt 65 protrudes upward main lock body 63 under the effect of spring, this moment locking bar 66 is passed the tapered end hole of lock frame 61, insert again in the latch arm hole of fixed mount 62,63 of main lock bodies penetrate in the tapered end hole of lock frame 61, after dead bolt 65 is pushed back in the main lock body 63, move forward to lock frame 61 the place aheads this moment by lock frame 61 time, forwardly withdrawing from backward of linear pattern lock stopped thereby dead bolt 65 protrudes upward main lock body 63 again under the effect of spring.

See Fig. 7 to Fig. 9, when the multi-functional boot of cart of the present invention was applied on the battery-driven car, multi-functional boot can be fixedly connected on the vehicle frame of battery-driven car or be exactly the part of vehicle frame by its tailstock.When being applied on the battery-driven car, adopts by the multi-functional boot of cart of the present invention tailstock 11 double parts (the also boot support of battery-driven car) of making the vehicle frame of battery-driven car, and tailstock 11 is weldingly fixed on by the termination of the front end pipeline section of the horizontal pipeline section 11-1 of its lower-left side on the corresponding site of vehicle frame of below-seat, and tailstock 11 is weldingly fixed on by the termination of the front end pipeline section of the horizontal pipeline section 11-3 in its lower right side on the corresponding site of vehicle frame of below-seat.Handrail 5 is weldingly fixed on by the pipe end of 2 reinforced pipes 52 on the corresponding site of vehicle frame of below-seat.

See Fig. 2 and Fig. 7, when the loading simultaneously of multi-functional boot is manned, make left side box assembly 2 and right side box assembly 3 all be in each other the state of closure mutually, the 27-3 of spacing hole of the left back boxboard 27 of box assembly 2 on the left of this moment, the 37-3 of spacing hole of the right back boxboard 37 of right side box assembly 3, the latch arm hole coaxial line at the tapered end hole of the lock frame 61 of latching device 6 and the rear side tube wall of fixed mount 62 middle part, with the locking bar 66 of linear pattern lock from after pass the tapered end hole of lock frame 61 forward successively, the 37-3 of spacing hole of right back boxboard 37, insert in the latch arm hole of fixed mount 62 behind the 27-3 of spacing hole of left back boxboard 27,64 of dead bolts are positioned at the front side of lock frame 61, thereby left side box assembly 2 and right side box assembly 3 are locked in each other the position of closure mutually.This moment tailstock assemblies 1 the horizontal pipeline section 11-1 of lower-left side of tailstock 11 and the horizontal pipeline section 11-3 in lower right side and box plate 12 appropriate sections, left side box assembly 2 and right side box assembly 3 between formed the box-shaped storage space of base closed, can be used for loading; The left cushion 20 of left side box assembly 2 and the right side seat cushion of the right side box assembly 3 30 common back seat cushions that form battery-driven car can be used for manned.

See Fig. 8, when multi-functional boot need carry the article of larger volume, can earlier the linear pattern lock be taken down, left side box assembly 2 is revolved to left down by corresponding coupling assembling 4 to be turn 90 degrees, make right side box assembly 3 by corresponding coupling assembling 4 to the right backspin turn 90 degrees, this moment left side box assembly 2 and right side box assembly 3 are in open mode; Then the linear pattern lock is being put back on lock frame 61 and the fixed mount 62, the horizontal pipeline section 11-1 of lower-left side of the tailstock 11 of left side box assembly 2, the tailstock assemblies 1 of this moment and the horizontal pipeline section 11-3 in lower right side and box plate 12 appropriate sections and right side box assembly 3 form the storage space that is basket shape substantially that an opening with larger volume makes progress, can be used for carrying the article of larger volume, and article are safer in the middle of being placed on, can landing.

Above embodiment is only for the usefulness that the present invention is described; but not limitation of the present invention; person skilled in the relevant technique is under the situation that does not break away from the spirit and scope of the present invention; can also make various conversion and variation, so all technical schemes that are equal to should be included within the scope of patent protection of the present invention all.

Claims

1. a multi-functional boot that is used for cart is characterized in that: comprise tailstock assemblies (1), left side box assembly (2), right side box assembly (3), coupling assembling (4) and latching device (6); Tailstock assemblies (1) comprises tailstock (11) and box plate (12); Box plate (12) is fixedly connected on the tailstock (11); The structure of left side box assembly (2) and right side box assembly (3) is basic identical; Left side box assembly (2) is rotatably connected on the lower left side of tailstock (11) by corresponding coupling assembling (4), and right side box assembly (3) is rotatably connected on the right side, bottom of tailstock (11) by corresponding coupling assembling (4); Left side box assembly (2) and right side box assembly (3) are when being in closure state and the appropriate section of tailstock assemblies (1) formation box type construction; Left side box assembly (2) and right side box assembly (3) are when being in open mode and the basket-shaped structure that makes progress of the appropriate section of tailstock assemblies (1) formation opening; Latching device (6) is arranged on the rear portion that tailstock (11) were gone up and be positioned to tailstock (11), and latching device during use (6) can be locked in left side box assembly (2) and right side box assembly (3) each other the position of closure mutually;

Tailstock assemblies (1) also comprises connection plate (13); The framework that tailstock (11) becomes for tube bending; Tailstock (11) comprise basic along front and back to the horizontal pipeline section of lower-left side (11-1), the vertical setting that arrange and the U-shaped pipeline section (11-2) that Open Side Down and basic along front and back to the horizontal pipeline section in lower right side (11-3) of setting; The horizontal pipeline section of lower-left side (11-1), U-shaped pipeline section (11-2) and lower right side horizontal pipeline section (11-3) link to each other successively and constitute frame section, and the front end pipeline section of the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) is crooked circular arc pipeline section inwardly; Left side box assembly (2) is rotatably connected on by corresponding coupling assembling (4) on the left side of body of the horizontal pipeline section of lower-left side (11-1) of tailstock (11), thereby box assembly (2) is rotatably connected on the conversion that realizes different conditions on the lower left side of tailstock (11) on the left of making by corresponding coupling assembling (4); Right side box assembly (3) is rotatably connected on by corresponding coupling assembling (4) on the right side of body of the horizontal pipeline section in lower right side (11-3) of tailstock (11), thereby makes right side box assembly (3) be rotatably connected on the conversion that realizes different conditions on the right side, bottom of tailstock (11) by corresponding coupling assembling (4).

2. the multi-functional boot for cart according to claim 1, it is characterized in that: box plate (12) is the integrated through injection molding part, between two pins of the shape of its mainboard body (12-1) and the U-shaped pipeline section (11-2) of tailstock (11) and the spatial form between the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) corresponding; Box plate (12) also comprises the depressed mount pad (12-2) that 4 corresponding sites by mainboard body (12-1) that are connected as a single entity with mainboard body (12-1) form to lower recess, and the base plate of each depressed mount pad (12-2) is provided with the mounting hole corresponding with the through hole that connects plate (13) (13-1);

Connecting plate (13) has 4, and each connects plate (13) and is L shaped steel plate, and being linked to each other with the horizontal plate section by vertical plate section constitutes; 2 connect plates (13) and are weldingly fixed on the right side of body of the horizontal pipeline section of lower-left side (11-1) of tailstock (11) by separately vertical plate section respectively before and after dividing, and other 2 connect plates (13) and are weldingly fixed on the left side of body of the horizontal pipeline section in lower right side (11-3) of tailstock (11) by separately vertical plate section respectively before and after dividing; Be equipped with on the horizontal plate section of each connection plate (13) and connect plate body through hole (13-1) up and down; After bolt being passed from bottom to top successively the mounting hole of depressed mount pad (12-2) of the through hole (13-1) that connects plate (13) and box plate (12), screwed from the top in the cavity of depressed mount pad (12-2) by nut, and box plate (12) and tailstock (11) are fixed together;

When left side box assembly (2) and right side box assembly (3) turn to when being in closure state mutually and the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) and box plate (12) appropriate section of the tailstock (11) of tailstock assemblies (1) form box type construction jointly separately; Left side box assembly (2) and right side box assembly (3) turns to when being in open mode separately and the appropriate section of the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) of the tailstock (11) of tailstock assemblies (1) and box plate (12) forms the basket-shaped structure that opening makes progress jointly.

3. the multi-functional boot for cart according to claim 2, it is characterized in that: left side box assembly (2) comprises left cushion (20), left frame (21), the first left side connection pipe (22), the second left side connection pipe (23), the seat cushion first left adapter plate (24), the seat cushion second left adapter plate (25), left front boxboard (26), left back boxboard (27), left side boxboard adapter plate (28) and left side boxboard (29);

The integral piece of left frame (21) for being made by tube bending, left frame (21) comprises front side eighty percent discount pipeline section (21-1), front side one folding pipeline section (21-2), front and back to horizontal pipeline section (21-3), rear side one folding pipeline section (21-4) and rear side eighty percent discount pipeline section (21-5), and front side eighty percent discount pipeline section (21-1), front side one folding pipeline section (21-2), front and back link to each other successively with rear side eighty percent discount pipeline section (21-5) to horizontal pipeline section (21-3), rear side one folding pipeline section (21-4) and constitute frame section;

The first left side connection pipe (22) and the second left side connection pipe (23) are along front and back to the linear steel pipe that arranges, the first left side connection pipe (22) is parallel to each other with the second left side connection pipe (23), all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section (21-2) of left frame (21) by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section (21-4) of left frame (21), and the first left side connection pipe (22) near the front and back of left frame (21) to horizontal pipeline section (21-3), the second left side connection pipe (23) away from the front and back of left frame (21) to horizontal pipeline section (21-3);

The seat cushion first left adapter plate (24) and the seat cushion second left adapter plate (25) are the steel integral piece, and the seat cushion first left adapter plate (24) and the seat cushion second left adapter plate (25) are parallel to each other, all along front and back to setting; Three sides of a side that comprises front side, rear side and long limit of the seat cushion first left adapter plate (24) all have the bending part towards 2 eighty percent discount pipeline sections of left frame (21); The seat cushion first left adapter plate (24) by its opposite side that long limit of bending part is not set be weldingly fixed on the second left side connection pipe (23) and pipe end left frame (21) on the sidepiece of phase the same side, be provided with 2 to 4 connecting through holes that are used for installing left cushion (20) successively before and after dividing on the mainboard body of the seat cushion first left adapter plate (24); The seat cushion second left adapter plate (25) is channel-section steel, the front end of this channel-section steel (25) is weldingly fixed on the front side eighty percent discount pipeline section (21-1) of left frame (21), the rear end of this channel-section steel (25) is weldingly fixed on the rear side eighty percent discount pipeline section (21-5) of left frame (21), the opening of channel-section steel (25) deviates from 2 eighty percent discount pipeline sections of left frame (21), and channel-section steel (25) is near the pipe port of 2 eighty percent discount pipeline sections of left frame (21); Be provided with 2 to 4 oval shape connecting through holes that are used for installing left cushion (20) before and after dividing on the mainboard body of the seat cushion second left adapter plate (25) successively;

Left front boxboard (26) and left back boxboard (27) are the steel integral piece, the all vertical settings of left front boxboard (26) and left back boxboard (27), left back boxboard (27) comprises mainboard body (27-1) and the bending plate body (27-2) that links together, and bending plate body (27-2) is provided with spacing hole (27-3); The mainboard body (27-1) of left back boxboard (27) is parallel to each other with left front boxboard (26); The corresponding both sides of the plate body periphery of left front boxboard (26) are weldingly fixed on respectively on the front side eighty percent discount pipeline section (21-1) and front side one folding pipeline section (21-2) of left frame (21); The corresponding both sides of the periphery of the mainboard body (27-1) of left back boxboard (27) are weldingly fixed on respectively on the rear side eighty percent discount pipeline section (21-5) and rear side one folding pipeline section (21-4) of left frame (21);

Left side boxboard adapter plate (28) has 2 to 8, and the planform of each left side boxboard adapter plate (28) is basic identical, be the steel integral piece, and the middle part is equipped with the boxboard fixed orifice; Each left side boxboard adapter plate (28) be arranged in parallel each other, left side boxboard adapter plate (28) is divided into 2 groups, each piece left side boxboard adapter plate (28) branch front and back of first group are weldingly fixed on the front and back of left frame (21) on horizontal pipeline section (21-3) by an end separately, the other end is weldingly fixed on the first left side connection pipe (22) of left frame (21), each piece left side boxboard adapter plate (28) branch front and back of second group are weldingly fixed on the first left side connection pipe (22) of left frame (21) by an end separately, and the other end is weldingly fixed on the second left side connection pipe (23) of left frame (21);

Left side boxboard (29) has two, be the integrated through injection molding part, and the front and back that are separately positioned on left frame (21) are between horizontal pipeline section (21-3) and the first left side connection pipe (22) and between the first left side connection pipe (22) and the second left side connection pipe (23); Each left side boxboard (29) is fixed on the outside of this group left side boxboard adapter plate (28) by the fixed orifice of fastener and corresponding one group of left side boxboard adapter plate (28);

Left cushion (20) has the integrated through injection molding part of certain crooked radian for a side of long side direction, left cushion (20) be provided with the seat cushion first left adapter plate (24) on through hole and the corresponding screw post of oval shape through hole (20-1) on the seat cushion second left adapter plate (25), during installation, the screw portion of screw passed screw in the screw post (20-1) of left cushion (20) after the seat cushion first left adapter plate (24) or the seat cushion second left adapter plate (25) are gone up corresponding through hole, thereby left cushion (20) is fixedly connected on the outside of the seat cushion first left adapter plate (24) and the seat cushion second left adapter plate (25); Left cushion (20) also becomes the left case lid of multi-functional boot simultaneously;

Right side box assembly (3) comprises right side seat cushion (30), correct frame (31), the first right side connection pipe (32), the second right side connection pipe (33), the seat cushion first right adapter plate (34), the seat cushion second right adapter plate (35), right front boxboard (36), right back boxboard (37), right side boxboard adapter plate (38) and right side boxboard (39);

The integral piece of correct frame (31) for being made by tube bending, correct frame (31) comprises front side eighty percent discount pipeline section (31-1), front side one folding pipeline section (31-2), front and back to horizontal pipeline section (31-3), rear side one folding pipeline section (31-4) and rear side eighty percent discount pipeline section (31-5), and front side eighty percent discount pipeline section (31-1), front side one folding pipeline section (31-2), front and back link to each other successively with rear side eighty percent discount pipeline section (31-5) to horizontal pipeline section (31-3), rear side one folding pipeline section (31-4) and constitute frame section;

The first right side connection pipe (32) and the second right side connection pipe (33) are along front and back to the linear steel pipe that arranges, the first right side connection pipe (32) and the second right side connection pipe (33) are parallel to each other, all along front and back to setting, and be weldingly fixed on the front side one folding pipeline section (31-2) of correct frame (31) by pipe front end separately, be weldingly fixed on by separately pipe rear end on the rear side one folding pipeline section (31-4) of correct frame (31), and the first right side connection pipe (32) near the front and back of correct frame (31) to horizontal pipeline section (31-3), the second right side connection pipe (33) away from the front and back of correct frame (31) to horizontal pipeline section (31-3);

The seat cushion first right adapter plate (34) and the seat cushion second right adapter plate (35) are the steel integral piece, and the seat cushion first right adapter plate (34) and the seat cushion second right adapter plate (35) are parallel to each other, all along front and back to setting; Three sides of a side that comprises front side, rear side and long limit of the seat cushion first right adapter plate (34) all have the bending part towards 2 eighty percent discount pipeline sections of correct frame (31); The seat cushion first right adapter plate (34) by its opposite side that long limit of bending part is not set be weldingly fixed on the second right side connection pipe (33) and pipe end correct frame (31) on the sidepiece of phase the same side, be provided with 2 to 4 connecting through holes that are used for installing right side seat cushion (30) successively before and after dividing on the mainboard body of the seat cushion first right adapter plate (34); The seat cushion second right adapter plate (35) is channel-section steel, the front end of this channel-section steel (35) is weldingly fixed on the front side eighty percent discount pipeline section (31-1) of correct frame (31), the rear end of this channel-section steel (35) is weldingly fixed on the rear side eighty percent discount pipeline section (31-5) of correct frame (31), the opening of channel-section steel (35) deviates from 2 eighty percent discount pipeline sections of correct frame (31), and channel-section steel (35) is near the pipe port of 2 eighty percent discount pipeline sections of correct frame (31); Be provided with 2 to 4 oval shape connecting through holes that are used for installing right side seat cushion (30) before and after dividing on the mainboard body of the seat cushion second right adapter plate (35) successively;

Right front boxboard (36) and right back boxboard (37) are the steel integral piece, the all vertical settings of right front boxboard (36) and right back boxboard (37), right back boxboard (37) comprises mainboard body (37-1) and the bending plate body (37-2) that links together, and bending plate body (37-2) is provided with spacing hole (37-3); The mainboard body (37-1) of right back boxboard (37) is parallel to each other with right front boxboard (36); The corresponding both sides of the plate body periphery of right front boxboard (36) are weldingly fixed on respectively on the front side eighty percent discount pipeline section (21-1) and front side one folding pipeline section (21-2) of correct frame (31); The corresponding both sides of the periphery of the mainboard body (37-1) of right back boxboard (37) are weldingly fixed on respectively on the rear side eighty percent discount pipeline section (31-5) and rear side one folding pipeline section (31-4) of correct frame (31);

Right side boxboard adapter plate (38) has 2 to 8, and the planform of each right side boxboard adapter plate (38) is basic identical, is the steel integral piece, and the middle part is equipped with the boxboard fixed orifice; Each right side boxboard adapter plate (38) be arranged in parallel each other, right side boxboard adapter plate (38) is divided into 2 groups, each piece right side boxboard adapter plate (38) branch front and back of first group are weldingly fixed on the front and back of correct frame (31) on horizontal pipeline section (31-3) by an end separately, the other end is weldingly fixed on the first right side connection pipe (32) of correct frame (31), each piece right side boxboard adapter plate (38) branch front and back of second group are weldingly fixed on the first right side connection pipe (32) of correct frame (31) by an end separately, and the other end is weldingly fixed on the second right side connection pipe (33) of correct frame (31);

Right side boxboard (39) has two, be the integrated through injection molding part, and the front and back that are separately positioned on correct frame (31) are between horizontal pipeline section (31-3) and the first right side connection pipe (32) and between the first right side connection pipe (32) and the second right side connection pipe (33); Each right side boxboard (39) is fixed on the outside of this group right side boxboard adapter plate (38) by the fixed orifice of fastener and corresponding one group of right side boxboard adapter plate (38);

Right side seat cushion (30) has the integrated through injection molding part of certain crooked radian for a side of long side direction, right side seat cushion (30) be provided with the seat cushion first right adapter plate (34) on through hole and the corresponding screw post of oval shape through hole (30-1) on the seat cushion second right adapter plate (35), during installation, the screw portion of screw is passed in the screw post (30-1) that screws in right side seat cushion (30) on the seat cushion first right adapter plate (34) or the seat cushion second right adapter plate (35) behind the corresponding through hole, thereby right side seat cushion (30) is fixedly connected on the seat cushion first right adapter plate (34) and the seat cushion second right adapter plate (35), and right side seat cushion (30) also becomes the right case lid of multi-functional boot simultaneously.

4. the multi-functional boot for cart according to claim 3, it is characterized in that: coupling assembling (4) has 4; Each coupling assembling (4) includes permanent seat (41), turning block (42) and bearing pin (43); The steel integral piece that permanent seat (41) upwards is bent into " U " shape for the rear and front end of steel plate, and along front and back to being provided with pin shaft hole; Turning block (42) is the steel integral piece, and turning block (42) bottom is provided with along front and back to the pin shaft hole that connects its block; Turning block (42) is rotatably connected on the permanent seat (41) by bearing pin (43); Wherein two coupling assemblings (4) are weldingly fixed on from left on the left side central portion and rear portion, left side of the horizontal pipeline section of lower-left side (11-1) of tailstock (11) by its permanent seat (41) separately respectively; The front and back of the left frame (21) of box assembly (2) are on horizontal pipeline section (21-3) on the left of being weldingly fixed on by its turning block (42) separately respectively before and after these two coupling assemblings (4) divide; Thereby left side box assembly (2) is rotatably connected on the tailstock (11) by coupling assembling (4), and can become 90 degree foldings with tailstock (11), also namely left side box assembly (2) can be in right side box assembly (3) by rotation and opens accordingly or closure state; Two other coupling assembling (4) respectively by its permanent seat (41) separately on the right side central and rear portion, right side of the right-hand horizontal pipeline section in lower right side (11-3) that is weldingly fixed on tailstock (11); Before and after dividing, this two coupling assemblings (4) are weldingly fixed on the front and back of correct frame (31) of right side box assembly (3) on horizontal pipeline section (31-3) by its turning block (42) separately respectively; Thereby right side box assembly (3) is rotatably connected on the tailstock (11) by coupling assembling (4), and can become 90 degree foldings with tailstock (11); Also be that right side box assembly (3) can be in left side box assembly (2) by rotation and opens accordingly or closure state.

5. according to claim 3 or 4 described multi-functional boots for cart, it is characterized in that: latching device (6) comprises lock frame (61), fixed mount (62) and linear pattern lock; Described linear pattern lock comprises main lock body (63), lock core (64), dead bolt (65) and locking bar (66);

Lock frame (61) is steel punching press integral piece, and the two ends, the left and right sides of lock frame (61) are weldingly fixed on respectively between U-shaped pipeline section (11-2) two pins of tailstock (11), and the middle part of lock frame (61) is provided with the tapered end hole before and after connecting; Fixed mount (62) is the steel square tube; Fixed mount (62) is weldingly fixed on respectively between the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) of tailstock (11) by its two ends, left and right sides, is positioned at the front side of lock frame (61), and is positioned at the downside of base plate (12); The rear side tube wall middle part of fixed mount (62) is provided with latch arm hole, this latch arm hole and the coaxial setting in tapered end hole of locking frame (61); Main lock body (63) profile is cylindrical substantially, lock core (64) is arranged in first inner chamber of main lock body (63) and with main lock body (63) and is rotationally connected, and dead bolt (65) is arranged in second inner chamber of main lock body (63) and slides up and down with main lock body (63) and is connected; Locking bar (66) is cylindrical steel rods, is fixed together from the place ahead and main lock body (63) coaxial line;

When using as the box-shaped storage space, with left side box assembly (2) and the extremely mutual position of closure mutually of each spinning of right side box assembly (3), the spacing hole (27-3) of the left back boxboard (27) of left side box assembly this moment (2), the spacing hole (37-3) of the right back boxboard (37) of right side box assembly (3), the latch arm hole coaxial line at the tapered end hole of the lock frame (61) of latching device (6) and the rear side tube wall of fixed mount (62) middle part, with the locking bar (66) of linear pattern lock from after pass the tapered end hole of lock frame (61) forward successively, the spacing hole (37-3) of right back boxboard (37), insert in the latch arm hole of fixed mount (62) spacing hole (27-3) back of left back boxboard (27), main lock body (63) then penetrates in the tapered end hole of lock frame (61), after dead bolt (65) is pushed back in the main lock body (63) by lock frame (61) time, move forward to lock frame (61) the place ahead this moment, forwardly withdrawing from backward of linear pattern lock stopped thereby dead bolt (65) protrudes upward main lock body (63) again under the effect of spring; Formed the box-shaped storage space of base closed this moment between tailstock assemblies (1), left side box assembly (2) and the right side box assembly (3), can be used for loading; The left cushion (20) of left side box assembly (2) and the right side seat cushion (30) of right side box assembly (3) form the back seat cushion of cart jointly, can be used for manned;

When using as basket shape storage space, earlier key is inserted lock core and rotation, the elastic force that lock core (64) then can overcome spring by control mechanism with dead bolt (65) from main lock body (63) is withdrawn in the top of main lock body (63), with the linear pattern lock backward from lock frame (61) and fixed mount (62) taking-up; Left side box assembly (2) is revolved to left down by corresponding coupling assembling (4) to be turn 90 degrees, make right side box assembly (3) by corresponding coupling assembling (4) to the right backspin turn 90 degrees, this moment left side box assembly (2) and right side box assembly (3) are in open mode; Linear pattern lock is being put back on lock frame (61) and the fixed mount (62) then, the left side box assembly (2) of this moment, tailstock assemblies (1) and one of right side box assembly (3) formation have the storage space that is basket shape substantially that the opening of larger volume makes progress.

6. the multi-functional boot for cart according to claim 5 is characterized in that: also comprise handrail (5); Handrail (5) is the U-shaped pipe that Open Side Down, two pins are weldingly fixed on the horizontal pipeline section of the horizontal pipeline section of lower-left side (11-1) and lower right side (11-3) of tailstock (11) from the top respectively about it, and be positioned at left side box assembly (2) and right side box assembly (3) front side, the upper end of handrail (5) exceeds left side box assembly (2) and the right side box assembly (3) when being in the close position.

7. the multi-functional boot for cart according to claim 6, it is characterized in that: be welded with a brace panel (51) between the upside of the horizontal pipeline section of lower-left side (11-1) of the left pin of handrail (5) and tailstock (11), be welded with another piece brace panel (51) between the upside of the horizontal pipeline section in lower right side (11-3) of the right pin of handrail (5) and tailstock (11); The front side, middle part of the left pin of handrail (5) is welded with the reinforced pipe (52) of " L " shape, and the front side, middle part of the right pin of handrail (5) is welded with the reinforced pipe (52) of another root " L " shape, and two reinforced pipes (52) are and are symmetrical arranged.