CN105128906A

CN105128906A - Accompanying bag luggage barrow

Info

Publication number: CN105128906A
Application number: CN201510587096.0A
Authority: CN
Inventors: 陈辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-15
Filing date: 2015-09-15
Publication date: 2015-12-09
Anticipated expiration: 2035-09-15
Also published as: CN105128906B

Abstract

The invention discloses an accompanying bag luggage barrow which aims to achieve the purposes of being convenient to carry, stable in walking, and simple and reliable in structure. The accompanying bag luggage barrow comprises a foldable luggage barrow frame and an object containing bag which is movably connected to the luggage barrow frame. The luggage barrow frame is provided with a telescopic pull rod, and the pull rod is composed of at least three sections of hollow rod bodies. A front leg sliding sleeve capable of sliding in the axial direction of the hollow rod body at the lowermost end is arranged outside the hollow rod body. Front legs are arranged on the left side and the right side of the front leg sliding sleeve, and the upper ends of the front legs are movably connected with the front leg sliding sleeve through rotating shafts, so that the front legs rotate on the left side and the right side of the front leg sliding sleeve. The axes of the rotating shafts of the front legs are parallel to the side faces of the left side and the right side of the front leg sliding sleeve. Front leg wheels are arranged at the lower ends of the front legs. Compared with the prior art, the foldable front legs and a rear leg are arranged, so that the size is reduced after folding is completed, waste space after folding is greatly reduced due to the design of all the parts, and daily carrying is facilitated after folding is completed.

Description

Retinue bag baggage car

Technical field

The present invention relates to a kind of trolley, particularly a kind of retinue bag baggage car.

Background technology

The baggage car of existing band bag has following shortcoming: 1, can only fold by portion retracts, size is larger; No matter two take turns or the baggage car of four-wheel fold after size, all can not dailyly carry; 2, existing four-wheel baggage car is when the state of carrying out, and bag is erectility, and push rod becomes 90 degree with direct of travel, between four-wheel, area is less, when force is carried out, very easily causes trend and rollover, especially on shaggy ground, more easily there is the problem being difficult to carry out; 3, because push rod is on bag, during implementation, arm need be put down to stretch and be caused discomfort and fatigue, and foot also very easily steps on and touches bag and baggage car; 4, two baggage cars of taking turns are due to without wheel flutter, and direction during implementation is determined but not baggage car Impact direction by runner rotation direction, can only tow and can not carry out when therefore using; 5, handle and human body stress to grasp direction inconsistent, cause discomfort and fatigue; 6, without suitable handle, extremely inconvenient when needs entirety is mentioned; 7, to be applied in volume larger article time, existing band bag baggage car cannot use, because bag dimensional restriction and be difficult to unload.

Summary of the invention

The object of this invention is to provide a kind of retinue bag baggage car, the technical matters that solve is easy to carry, and walking is stable and simple and reliable for structure.

For solving the problem, the present invention realizes by the following technical solutions: a kind of retinue bag baggage car, comprise folding luggage vehicle frame and be movably connected in the bag on luggage vehicle frame, described baggage car erection has telescopic pull bar, pull bar is made up of the above hollow lever of at least three joints, being provided with outside hollow lever bottom can along hollow lever foreleg sliding sleeve in axial sliding, the left and right sides of foreleg sliding sleeve is respectively equipped with foreleg, the upper end of foreleg is flexibly connected with foreleg sliding sleeve by rotating shaft, foreleg can be rotated in the foreleg sliding sleeve left and right sides, the axis of the rotating shaft on described foreleg is parallel with side, the foreleg sliding sleeve left and right sides, foreleg roller is provided with in the lower end of foreleg.

The lower end of hollow lever bottom of the present invention is connected with front leg connecting rod Connection Block, be provided with the foreleg parallel with the shaft axis of foreleg in the both sides of front leg connecting rod Connection Block and connect bore, foreleg connects the rear and front end that bore runs through front leg connecting rod Connection Block, leg connecting rod before the left and right sides, front end of front leg connecting rod Connection Block is provided with, the foreleg pitman shaft that the aft end face that the side that two front leg connecting rods are relative is provided with leg connecting rod forward extends, described front leg connecting rod is connected bore by foreleg pitman shaft and connects with foreleg, before realizing, leg connecting rod can rotate around front leg connecting rod Connection Block, front leg connecting rod is connected with the front end face of foreleg by foreleg pivot pin.

Of the present inventionly on hollow lever bottom, above foreleg sliding sleeve, be provided with back support rod sliding sleeve, the aft end face of back support rod sliding sleeve is provided with the strut bar axle sleeve that axis is parallel with the aft end face of back support rod sliding sleeve, back support rod sliding sleeve is provided with back support rod, and the upper end of described back support rod is inserted in strut bar axle sleeve; The aft end face of front leg connecting rod Connection Block is provided with the first back support rod axis hole with strut bar axle sleeve axis being parallel, between back support rod and front leg connecting rod Connection Block, be provided with rear support pull bar, the front end of rear support pull bar is connected with the first back support rod axis hole by rotating shaft; The rear end of described rear support pull bar is provided with the second back support rod axis hole, and back support rod is provided with the back support rod rotating shaft across the back support rod left and right sides, and back support rod rotating shaft is plugged in the second back support rod axis hole.

Of the present invention on hollow lever bottom after leg mechanism, described rear leg mechanism comprises two back legs, the upper end of back leg is connected with hollow lever bottom by the back leg sliding sleeve be enclosed within hollow lever bottom, the aft end face of back leg sliding sleeve is provided with back leg free bearing, back leg free bearing hole is respectively equipped with in the left and right sides of back leg free bearing, the back leg rotating shaft be connected with the left and right sides, back leg free bearing hole hole wall is respectively equipped with in back leg free bearing hole, the upper end of back leg is connected with back leg free bearing hole respectively by back leg rotating shaft, the aperture in described two back leg free bearing holes tilts towards the left and right sides of hollow lever, make after back leg is opened, an inverted v-shaped is formed between two back legs.

The aft end face of front leg connecting rod Connection Block of the present invention is provided with back leg pull bar axis hole, and the axis of back leg pull bar axis hole is parallel with the aft end face of hollow lever; Back leg pull bar is provided with between the aft end face of described front leg connecting rod Connection Block and two back legs, the front end of back leg pull bar is connected in back leg pull bar axis hole, back leg pull bar locating part is respectively equipped with at the middle part of the relative side, side of two back legs, back leg pull bar locating part is fixed on back leg, back leg pull bar locating part is provided with the locating part connecting strap that the front end face towards back leg extends, locating part connecting strap is provided with connecting strap axis hole, and the both sides, rear end of described back leg pull bar are each passed through connecting strap axis hole and are flexibly connected with back leg.

The rear end of back leg sliding sleeve of the present invention is provided with hand handle, and hand handle is connected with drawing handle, the rear end of back leg sliding sleeve is provided with lockable mechanism, this lockable mechanism comprises the cavity being arranged on back leg sliding sleeve upper rear end, the lower end of cavity extends between two back leg free bearing holes, between two back leg free bearing holes, on the aft end face of back leg sliding sleeve, be provided with the first driving lever hole with cavity connects, between described two back leg free bearing holes, the lower surface, rear end of back leg sliding sleeve is provided with the second driving lever hole with cavity connects, in cavity, be positioned at the first driving lever hole place be provided with the driving lever being connected to cavity by rotating shaft, driving lever is L-shaped, one end of described driving lever is stretched out outside back leg sliding sleeve from the first driving lever hole, form clicking section, the other end of driving lever stretches out back leg sliding sleeve from the centre in the second driving lever hole, form Access Division, the aft end face of foreleg sliding sleeve is provided with protruding hole clipping, during locking, Access Division and hole clipping clamping, now driving lever tilts towards the aft end face of hollow lever, in cavity, the top of driving lever is provided with slide block, bossed cambered surface is established on rear side of the lower surface of slide block, the lower end of cambered surface contacts with the upper surface of driving lever, be provided with on front side of the upper end of slide block from the front bulkhead of cavity to the aft bulkhead height of cavity successively decrease successively first domatic, in the upper end of slide block, jacking block is provided with in cavity, spring is provided with between the rear end of jacking block and the aft bulkhead of cavity, be provided with second domatic on front side of the lower end of described jacking block, second is domatic with the first domatic laminating, the front bulkhead of cavity is provided with knock hole with corresponding section, jacking block position, the front end face of described jacking block is provided with the registration mast that can stretch in knock hole, the trailing flank of hollow lever is bottom provided with body of rod knock hole.

Hand of the present invention is being hollow cylinder, the left and right sides end face of hand handle is respectively equipped with handle hole, the left and right sides end face of hand handle is provided with and draws handle, the upper end of handle is drawn to insert in handle hole, the both sides, front end of slide block are provided with the slide block wing, the upper end of the slide block wing is provided with slider bush, and the axis of slider bush is parallel with the aft end face of hollow lever, and two are drawn the lower end of handle insert respectively and be fixed in slider bush.

Upper end at hollow lever topmost of the present invention is provided with handle, be connected by position and angle adjusting mechanism between handle with hollow lever topmost, described position and angle adjusting mechanism comprise the latch fitting push rod be arranged in the hollow lever of the top, push rod block is provided with in the upper end of latch fitting push rod, described handle is hollow structure, be provided with in the side, lower end of handle and extend to the first handle groove of handle wherein the end face of one end from the middle part of handle always, first handle groove is provided with more than one the groove setting circle arc crater for locating, first handle groove is communicated with the cavity in handle, latch fitting push rod is provided with on outer wall and is provided with externally threaded sleeve pipe, the upper end of latch fitting push rod and sleeve pipe is all stretched into cavity from first handle groove, push rod block is arranged in cavity, in cavity, sleeve pipe is provided with casting die on handle, on handle, casting die is provided with internal thread hole, on handle, casting die is threaded with the outside thread of sleeve pipe by negative thread, on described handle, the lower surface of casting die is arc surface, between handle and hollow lever topmost, sleeve pipe is provided with supporting piece under handle, under handle, the upper surface of supporting piece is arc surface, in the lower end of sleeve pipe, latch fitting push rod is provided with locking contiguous block, described locking contiguous block is fixedly connected with the lower end of sleeve pipe, supporting piece under handle is run through in the upper end of described sleeve pipe, casting die on handle, and be threaded with the internal thread hole of casting die on handle, the tightening nut be connected with casing threads is provided with between sleeve pipe with locking contiguous block, tightening nut is by supporting piece under handle, on handle, casting die compresses, under described handle, the upper end of supporting piece withstands on the lower surface of handle, locking contiguous block is arranged in the upper end open of hollow lever topmost, the other end end face of described handle is provided with handle aperture, the handle extension that can stretch out from handle aperture is provided with in cavity, the second handle groove extending to handle aperture from handle upper center is provided with in the upper end of handle, the rear end of handle extension is provided with the orienting lug be arranged in second handle groove, on the aft end face of described handle extension, be positioned at cavity and be provided with extension expanding nut, the front end face of handle extension is provided with and runs through handle extension and the prolonging handle screwing screw be threaded with extension expanding nut.

Be provided with between two forelegs of the present invention and bear frame, bear frame and bear frame sheet by two and form, two one end bearing frame sheet are hinged, and the other end is flexibly connected by rotating shaft with the lateral surface of two forelegs respectively.

The upper end of bag of the present invention has opening, in the middle part of the side, the left and right sides of bag, there is the first crease line, first crease line is arranged along the short transverse of bag, the second crease line extended on the first crease line is provided with at end angle, the lower end place of side, both sides, triangle is formed between the lower edge of the second crease line and the first crease line and side, the first hanging part is provided with in the lower end, the back side of bag, this first hanging part is cross section is T-shaped clothes-hook, described front leg connecting rod is provided with hanging hole, the back side of bag is provided with bearing bar, 3rd hanging part is set at the middle part of bearing bar, the cross section of the 3rd hanging part is T-shaped, the hollow lever of midway location is provided with body of rod hanging hole, this body of rod hanging hole is inverted Pear-Shaped hole, the two ends of bearing bar are provided with bearing bar hanging hole, bag is provided with second hanging part corresponding with bearing bar hanging hole position, the cross section of described second hanging part is T-shaped clothes-hook, horizontal and spaced several load-bearing boss is provided with in the middle and lower part, the back side and bottom surface of bag, the 3rd crease line is provided with in the middle part of the bottom surface of bag, 3rd crease line is parallel with the lower edge at before bag or the back side.

The upper end of bag of the present invention has opening, in the middle part of the side, the left and right sides of bag, there is the first crease line, first crease line is arranged along the short transverse of bag, the second crease line extended on the first crease line is provided with at end angle, the lower end place of side, both sides, triangle is formed between the lower edge of the second crease line and the first crease line and side, the first hanging part is provided with in the lower end, the back side of bag, this first hanging part is cross section is T-shaped clothes-hook, described front leg connecting rod is provided with hanging hole, the back side of bag is provided with bearing bar, 3rd hanging part is set at the middle part of bearing bar, the cross section of the 3rd hanging part is T-shaped, the hollow lever of midway location is provided with body of rod hanging hole, this body of rod hanging hole is inverted Pear-Shaped hole, the two ends of bearing bar are provided with bearing bar hanging hole, bag is provided with second hanging part corresponding with bearing bar hanging hole position, the cross section of described second hanging part is T-shaped clothes-hook, spaced several load-bearing boss is provided with in the middle and lower part, the back side and bottom surface of bag, the 3rd crease line is provided with in the middle part of the bottom surface of bag, 3rd crease line is parallel with the lower edge at before bag or the back side, before bag, the back side, the middle part of side, both sides is provided with one week the 4th crease line, in the lower backside that load-bearing boss is vertically arranged on bag and bottom surface, be arranged on load-bearing boss on the bottom surface of bag with the 3rd crease line for boundary is disposed on the both sides, bottom surface of bag respectively.

The present invention compared with prior art, by arranging retractable front and back leg, makes volume after folding reduce, the design of each parts greatly reduce folding after waste space, facilitate daily carrying after folding; When opening, leg pike pole opens the structure of four-wheel, and stretching bar is tiltedly established, and storage weight is born by ground completely, walks more stable, and when also ensure that the stability of article and avoid carrying out, people's pin touches and steps on.

Accompanying drawing explanation

Fig. 1-1 is structural representation of the present invention.

Fig. 1-2 is the connection structure schematic diagram after luggage vehicle frame folding of the present invention and between bag.

Fig. 2-1 is the structural representation of the embodiment of the present invention 1.

Fig. 2-2 is open mode schematic diagrams of the embodiment of the present invention 1.

Fig. 3-1 is the connection structure schematic diagram between foreleg of the present invention and front leg connecting rod.

Fig. 3-2 is foreleg of the present invention structural representations when folding.

Fig. 4-1 is the structural representation of the embodiment of the present invention 2.

Fig. 4-2 are the embodiment of the present invention 2 pull-up hands after fold back leg time structural representation.

Fig. 4-3 is the structural representations after the embodiment of the present invention 2 folds completely.

Fig. 4-4 is the connection structure schematic diagrams between the embodiment of the present invention 2 back leg and expansion link.

Fig. 4-5 is the structural representations after the embodiment of the present invention 2 back leg folds completely.

Fig. 4-6 is the connection structure schematic diagrams between the embodiment of the present invention 2 back leg pull bar and back leg.

Fig. 4-7 is structural representations of the embodiment of the present invention 2 back leg sliding sleeve.

Fig. 4-8 is sectional structure schematic diagrams of the embodiment of the present invention 2 back leg sliding sleeve.

Fig. 4-9 is that the embodiment of the present invention 2 is drawn the connection structure schematic diagram with slide block.

Fig. 5-1 is the connection structure schematic diagram that the present invention bears frame and foreleg.

Fig. 5-2 is structural representations that the present invention bears frame.

Fig. 5-3 is structural representations that the present invention bears when frame folds.

Fig. 6-1 is the structural representation of the embodiment of the present invention 2 hand handle.

Fig. 6-2 is cutaway views of the embodiment of the present invention 2 hand handle.

Fig. 7 is the connection structure schematic diagram between roller of the present invention and foreleg.

Fig. 8-1 is the inner structure schematic diagram of handle of the present invention.

Fig. 8-2 is connection structure schematic diagrams of handle of the present invention and hollow lever.

Fig. 8-3 is structural representations of handle of the present invention.

Fig. 8-4 is the connection structure schematic diagrams between handle of the present invention and prolonging handle.

Fig. 8-5 is bottom section schematic diagrams of handle of the present invention.

Fig. 8-6 is the decomposition texture schematic diagrams between handle of the present invention and hollow lever.

Fig. 9-1 is the boss structural representation of bag of the present invention.

Fig. 9-2 is structural representations of the first bag of the present invention.

Fig. 9-3 is the first bag bottom construction schematic diagram of the present invention.

Fig. 9-4 is the first bag doubling schematic diagram of the present invention.

Fig. 9-5 is the schematic diagrams after the first bag of the present invention intervolves.

Figure 10-1 is the structural representation of the second bag of the present invention.

Figure 10-2 is the second bag folded state schematic diagrams of the present invention.

Figure 10-3 is the schematic diagrams after the complete doubling of the second bag of the present invention.

Figure 10-4 is schematic diagrams of the second bag of the present invention doubling again.

Figure 10-5 is that the second bag of the present invention rotates bearing bar and the schematic diagram after intervolving.

Figure 11-1 is the connection structure schematic diagram of bag of the present invention and luggage vehicle frame.

Figure 11-2 is connection structure schematic diagrams of bag of the present invention and bearing bar.

Detailed description of the invention

Below in conjunction with drawings and Examples, the present invention is described in further detail.

As Figure 1-1, the present invention includes folding luggage vehicle frame 1 and the movable bag 2 be connected on luggage vehicle frame 1, luggage vehicle frame 1 is provided with telescopic pull bar 11, and pull bar 11 is made up of the above hollow lever 12 of three joints.

As shown in Fig. 2-1, being provided with outside hollow lever 12 bottom can along hollow lever 12 foreleg sliding sleeve 13 in axial sliding, the left and right sides of foreleg sliding sleeve 13 is respectively equipped with foreleg 14, the upper end of foreleg 14 is flexibly connected with foreleg sliding sleeve 13 by rotating shaft, foreleg 14 can be rotated in foreleg sliding sleeve 13 left and right sides, the axis of the rotating shaft on described foreleg 14 is parallel with side, foreleg sliding sleeve 13 left and right sides, that is parallel with side, hollow lever 12 both sides, is provided with foreleg roller 15 in the lower end of foreleg 14.

As shown in figure 3-1, the lower end of hollow lever 12 is bottom connected with front leg connecting rod Connection Block 3, be provided with the foreleg parallel with the shaft axis of foreleg 14 in the left and right sides of front leg connecting rod Connection Block 3 and connect bore 31, foreleg connects the rear and front end that bore 31 runs through front leg connecting rod Connection Block 3, leg connecting rod 32 before the left and right sides, front end of front leg connecting rod Connection Block 3 is provided with, the foreleg pitman shaft 33 that the aft end face that the side that two front leg connecting rods 32 are relative is provided with leg connecting rod 32 forward extends, described front leg connecting rod 32 is connected bore 31 by foreleg pitman shaft 33 with foreleg and connects, before realizing, leg connecting rod 32 can rotate around front leg connecting rod Connection Block 3, front leg connecting rod 32 is connected with the front end face of foreleg 14 by foreleg pivot pin 34, before realizing, leg connecting rod 32 also rotates on the front end face of foreleg 14.Preferred foreleg pivot pin 34 is arranged on the middle part of front leg connecting rod 32, and foreleg pivot pin 34 is fixed on the middle part of foreleg 14;

After foreleg 14 opens completely, foreleg sliding sleeve stop bit projection 36 is provided with on hollow lever 12 bottom, near front leg connecting rod Connection Block 3 place, when foreleg sliding sleeve 13 slides into the lower end of hollow lever 12 bottom, foreleg sliding sleeve stop bit projection 36 limits foreleg sliding sleeve 13 and continues slide downward; Described foreleg sliding sleeve stop bit projection 36 can be arranged on the front end face of hollow lever 12 bottom.

As shown in figure 3-2, when foreleg 14 folds, while foreleg 14 rotates in foreleg sliding sleeve 13, foreleg sliding sleeve 13 moves along hollow lever 12, and leg connecting rod 32 upwards rotates before driving, after foreleg 14 folds completely, the medial surface of foreleg 14 is fitted with the side, the left and right sides of hollow lever 12 bottom respectively, the axis being parallel of leg connecting rod 32 and foreleg 14 before final, now the foreleg 14 of luggage vehicle frame 1 has folded.

As shown in Fig. 2-2, the structural representation of the embodiment of the present invention 1, on hollow lever 12 bottom, the top of foreleg sliding sleeve 13 is provided with back support rod sliding sleeve 4, the aft end face of back support rod sliding sleeve 4 is provided with the strut bar axle sleeve 41 that axis is parallel with the aft end face of back support rod sliding sleeve 4, back support rod sliding sleeve 4 is provided with back support rod 42, back support rod 42 is square shape pole, the upper end of described back support rod 42 is inserted in strut bar axle sleeve 41, back support rod 42 is rotated on strut bar axle sleeve 41, and strut bar sliding sleeve 4 can move up and down along the aft end face of hollow lever 12, the aft end face of front leg connecting rod Connection Block 3 is provided with the first back support rod axis hole 35 with strut bar axle sleeve 41 axis being parallel, rear support pull bar 43 is provided with between back support rod 42 and front leg connecting rod Connection Block 3, the front end of rear support pull bar 43 is connected with the first back support rod axis hole 35 by rotating shaft, makes rear support pull bar 43 be movably connected on front leg connecting rod Connection Block 3, the rear end of described rear support pull bar 43 is provided with the second back support rod axis hole 44, back support rod 42 is provided with the back support rod rotating shaft 45 across back support rod 42 left and right sides, back support rod rotating shaft 45 is plugged in the second back support rod axis hole 44, the rear end of rear support pull bar 43 is flexibly connected with back support rod 42, and described back support rod rotating shaft 45 is preferably arranged on the middle part of back support rod 42.

As shown in Fig. 2-1, when back support rod 42 is packed up, the aft end face of back support rod 42 towards hollow lever 12 is closed, under the effect of rear support pull bar 43, back stay sliding sleeve 4 is slided along hollow lever 12 bottom to upper end, finally makes back support rod 42 close and pack up.

As shown in Fig. 4-1, the embodiment of the present invention 2 is with the difference of embodiment 1, eliminates back support rod 42, is instead the increase in the rear leg mechanism with back leg roller.

Described rear leg mechanism comprises two back legs 5, the upper end of back leg 5 is connected with hollow lever 12 bottom by the back leg sliding sleeve 51 be enclosed within hollow lever 12 bottom, as shown in Fig. 4-4 and Fig. 4-5, the aft end face of back leg sliding sleeve 51 is provided with back leg free bearing 52, back leg free bearing hole 53 is respectively equipped with in the left and right sides of back leg free bearing 52, the back leg rotating shaft 54 be connected with the left and right sides, back leg free bearing hole 53 hole wall is respectively equipped with in back leg free bearing hole 53, the upper end of back leg 5 is connected with back leg free bearing hole 53 respectively by back leg rotating shaft 54, thus be movably connected on back leg free bearing 52, the aperture in described two back leg free bearing holes 53 tilts towards the left and right sides of hollow lever 12, make after back leg 5 is opened, an inverted v-shaped is formed between two back legs 5.

The aft end face of front leg connecting rod Connection Block 3 is provided with back leg pull bar axis hole 55, and the axis of back leg pull bar axis hole 55 is parallel with the aft end face of hollow lever 12, back leg pull bar 56 is provided with between the aft end face of described front leg connecting rod Connection Block 3 and two back legs 5, back leg pull bar 56 is trapezoidal pole, the width of its front end is less than the width of rear end, the front end of described back leg pull bar 56 is connected in back leg pull bar axis hole 55, as Figure 4-Figure 6, back leg pull bar locating part 57 is respectively equipped with at the middle part of the relative side, side of two back legs 5, back leg pull bar locating part 57 is fixed on back leg 5, back leg pull bar locating part 57 is provided with the locating part connecting strap 58 that the front end face towards back leg 5 extends, locating part connecting strap 58 is provided with connecting strap axis hole 59, the both sides, rear end of described back leg pull bar 56 are each passed through connecting strap axis hole 59 and are flexibly connected with back leg 5,

As shown in Fig. 4-2,4-5, when back leg 5 folds, back leg is drawn close towards the aft end face of hollow lever 12, due to the effect of back leg pull bar 56, make back leg sliding sleeve 51 along the axial upward sliding of hollow lever 12 bottom, now back leg 5 is moved by the rear end cross bar of connecting strap axis hole 59 toward back leg pull bar 56, and back leg 5 folds completely the most at last, and two locating part connecting straps 58 are in the middle part of the rear end cross bar of back leg pull bar 56.

As shown in Fig. 4-7 and Fig. 4-8, the rear end of back leg sliding sleeve 51 is provided with hand 6, the rear end of back leg sliding sleeve 51 is provided with the lockable mechanism for being connected with foreleg sliding sleeve 13, this lockable mechanism comprises the cavity 7 being arranged on back leg sliding sleeve 51 upper rear end, the lower end of cavity 7 extends between two back leg free bearing holes 53, between two back leg free bearing holes 53, on the aft end face of back leg sliding sleeve 51, be provided with the first driving lever hole 71 be communicated with cavity 7, between described two back leg free bearing holes 53, the lower surface, rear end of back leg sliding sleeve 51 is provided with the second driving lever hole 72 with cavity connects, in cavity 7, be positioned at the first driving lever hole 71 place be provided with the driving lever 73 being connected to cavity 7 by rotating shaft, driving lever 73 is L-shaped, one end of described driving lever 73 is stretched out outside back leg sliding sleeve 51 from the first driving lever hole 71, form clicking section 74, the other end of driving lever 73 stretches out back leg sliding sleeve 51 from the centre in the second driving lever hole 72, form Access Division 75, the aft end face of foreleg sliding sleeve 13 is provided with protruding hole clipping 131, during locking, Access Division 75 and hole clipping 131 clamping, now driving lever 73 tilts towards the aft end face of hollow lever 12, the clicking section 74 pressing down driving lever 73 rotates, make the aft end face of Access Division 75 parallel with the front inner wall of cavity 7, Access Division 75 departs from hole clipping 131, thus back leg sliding sleeve 51 is separated with foreleg sliding sleeve 13,

In cavity 7, the top of driving lever 73 is provided with slide block 77, bossed cambered surface 771 is established on rear side of the lower surface of slide block 77, the lower end of cambered surface 771 contacts with the upper surface of driving lever 73, successively decrease successively to the aft bulkhead height of cavity 7 from the front bulkhead of cavity 7 first domatic 772 is provided with on front side of the upper end of slide block 77, in the upper end of slide block 77, jacking block 76 is provided with in cavity 7, spring 78 is provided with between the rear end of jacking block 76 and the aft bulkhead of cavity 7, second domatic 761 is provided with on front side of the lower end of described jacking block 76, second domatic 761 and first domatic 772 fits, the front bulkhead of cavity 7 is provided with knock hole 762 with corresponding section, jacking block 76 position, the front end face of described jacking block 76 is provided with the registration mast 763 that can stretch in knock hole 762, the trailing flank of hollow lever 12 is bottom provided with body of rod knock hole 764, when back leg sliding sleeve 51 is along the axial slide downward of hollow lever 12 bottom, when heap moves foreleg sliding sleeve 13 to foreleg sliding sleeve stop bit projection 36 simultaneously, registration mast 763 just inserts body of rod knock hole 764, back leg sliding sleeve 51 and foreleg sliding sleeve 13 is made to fix on a corresponding position,

As shown in Fig. 4-3, after packing up back leg 5 and foreleg 14, back leg sliding sleeve 51 and foreleg sliding sleeve 13 all slide into the upper end of hollow lever 12 bottom.

As shown in Fig. 6-1 and 6-2, hand is hollow cylinder 6, the left and right sides end face of hand 6 is respectively equipped with handle hole 61, the left and right sides end face of hand 6 is provided with to be drawn 62, draw and the upper end of 62 is inserted in handle hole 61, the upper end of 62 is provided with spacing 63 drawing, thus be limited in hand movable in the handle hole 61 of 6 by drawing 62, described drawing is connected the lower end of 62 with slide block 77, on handle hole 61, hand draws a groove 64 the left and right sides end face of 6 is also provided with, rotating handles 6, draws can to close at 62 and draws in a groove 64, reduces space.

As shown in figures 4-9, the both sides, front end of slide block 77 are provided with the slide block wing 773, the upper end of the slide block wing 773 is provided with slider bush 774, and the axis of slider bush 774 is parallel with the aft end face of hollow lever 12, and two are drawn and the lower end of 62 inserted respectively and is fixed in slider bush 774.

Before and after leg folded following three kinds of modes:

(1) only back leg is folded: direct pull hand, 6, drives and draws 62 and slide block 77, make jacking block 76 depart from knock hole 762 by first domatic 772, second domatic 761; Lasting force pulls hand to make back leg sliding sleeve 51 to move cause to fold back leg 56, and this mode is used for only using foreleg or folding back leg mentioning entirety.

(2) four legs all fold when opening: when in front and back, four legs all open, the driving lever 73 directly pulled on back leg sliding sleeve 51 is upwards carried, first the upper hole clipping 131 of foreleg sliding sleeve rear end can hook by the Access Division 75 on driving lever 73, promote slide block in 51 in back leg sliding sleeve 77 (this part connects hand 6 simultaneously, but during by hand 6 band movable slider 77 action, to drive driving lever 73 to link, namely the hole clipping 131 on foreleg sliding sleeve 13 can not be hooked in the Access Division 75 on driving lever 73, and drive foreleg 14 to pack up), promote jacking block 76 again by slide block 77 and pull out knock hole 762, continue to apply pulling force to driving lever 73, just back leg sliding sleeve 51 (together with back leg 5) and foreleg sliding sleeve 13 (together with the foreleg 14) pull-up of hooking are folded.

(3) after back leg folds, when needing again foreleg to be folded: first with hand, 6 forces being packed up at it when back leg sliding sleeve 51 (together with back leg) (may be use needs only with foreleg, or fold back leg hand mentioning baggage car, or maloperation pull-up hand handle), when now wanting to pack up foreleg 14, then need promotion back leg sliding sleeve 51 (together with back leg 5) to be displaced downwardly to four, front and back leg to open, recover in above-mentioned (2) state, (when pushing back leg sliding sleeve 51, the Access Division, bottom 75 of driving lever 73 can be inserted in the hole clipping 131 of foreleg sliding sleeve 13), then the order according to (2) can fold four, front and back leg.

As shown in fig. 5-1, the basis of embodiment 1 and embodiment 2 can also be provided with and bear frame 8, bear frame 8 to bear frame sheet 81 by two and form, two one end bearing frame sheet 81 are hinged, the other end is flexibly connected by rotating shaft with the lateral surface of two forelegs 14 respectively, making when folding, upwards can rotate and bearing frame 8, making it pack up.

As described in Fig. 5-2, bear frame sheet 81 place of being hinged to adopt on the front end that two are born frame sheet 81, be provided with a perpendicular pin-joint piece 83, pin-joint piece 83 is provided with hinged chute 84, hinged chute 84 is arranged along the length direction of pin-joint piece 83, described two pin-joint pieces are that double-tee jointed shaft 82 inserts in hinged chute 84 by vertical section, thus are interconnected by two pin-joint pieces 83;

Be respectively equipped with outside the rear end bearing frame sheet 81 and bear the vertically disposed connecting portion 85 of frame sheet 81, connecting portion 85 is connected with the lateral surface lower end of foreleg 14 by rotating shaft (this rotating shaft when opening about be in same straight line).

As described in Fig. 5-3, when bearing after frame sheet 81 amounts to mutually, jointed shaft 82 is placed in the front end of two hinged chutes 84.

When foreleg 14 is at closure state, bear the rotating shaft of the connecting portion 85 of frame sheet 81 not on the same axis, therefore, now can not open and bear frame 8.Only open foreleg 14, the rotating shaft of connecting portion 85 just on the same axis, just can be opened and bear frame 8.In like manner, first upwards must screw when folding and bear frame 8 and make parallel with foreleg 14, then fold foreleg 14 simultaneously and bear frame 8.

As shown in Figure 7, the lower surface of foreleg 14 is provided with the foreleg roller mount 141 be fixedly connected with, the both sides roller axis hole of foreleg roller mount 141 is provided with the grooving 142 for cutting twister, and the width of grooving 142 is less than the diameter of roller axis hole.

As Fig. 8-1, Fig. 8-2, shown in Fig. 8-5 and Fig. 8-6, in telescopic pull bar 11, the upper end of the hollow lever 12 of the top is provided with handle 9, be connected by position and angle adjusting mechanism between handle 9 with hollow lever 12 topmost, described position and angle adjusting mechanism comprise the latch fitting push rod 91 be arranged in the hollow lever 12 of the top, push rod block 92 is provided with in the upper end of latch fitting push rod 91, described handle 9 is hollow structure, be provided with in the side, lower end of handle 9 and extend to the first handle groove 93 of handle 9 wherein the end face of one end from the middle part of handle 9 always, first handle groove 93 is provided with at least one groove setting circle arc crater 931 for locating, groove setting circle arc crater 931 is preferably provided with 4, wherein two are arranged on this part first handle groove 93 of handle 9 lower end, 3rd, four are arranged on this part the first handle groove 93 on handle 9 end face, first handle groove 93 is communicated with the cavity 94 in handle 9, latch fitting push rod 91 is provided with on outer wall and is provided with externally threaded sleeve pipe 914, the upper end of latch fitting push rod 91 and sleeve pipe 914 is all stretched into cavity 94 from first handle groove 93, push rod block 92 is arranged in cavity 94, in cavity 94, sleeve pipe 914 is provided with casting die 911 on handle, on handle, casting die 911 is provided with internal thread hole, on handle, casting die 911 is threaded by the outside thread of negative thread with sleeve pipe 914, on described handle, the lower surface of casting die 911 is arc surface, between handle 9 and hollow lever 12 topmost, sleeve pipe 914 is provided with supporting piece 912 under handle, under handle, the upper surface of supporting piece 912 is arc surface, in the lower end of sleeve pipe 914, latch fitting push rod 91 is provided with locking contiguous block 915, described locking contiguous block 915 is fixedly connected with the lower end of sleeve pipe 914, supporting piece 912 under handle is run through in the upper end of described sleeve pipe 914, casting die 911 on handle, and be threaded with the internal thread hole of casting die on handle 911, the tightening nut 913 be threaded with sleeve pipe 914 is provided with between sleeve pipe 914 with locking contiguous block 915, tightening nut 913 is by supporting piece under handle 912, on handle, casting die 911 compresses, under described handle, the upper end of supporting piece 912 withstands on the lower surface of handle 9, locking contiguous block 915 is arranged in the upper end open of hollow lever 12 topmost, the lower end of latch fitting push rod 91 extends to the lower end of hollow lever 12 topmost, and be fixedly connected with for the locking structure of locking expansion link with prior art.

After unclamping tightening nut 913 to certain position, under handle, supporting piece 912 moves down, because casting die on handle 911 is connected can not moves with connected set pipe 914, under handle, supporting piece 912 increases with casting die 911 space on handle latch fitting push rod 91 can be moved in first handle groove 93, before moving to next groove setting circle arc crater 931 place, first handle groove 93 is straight line, namely handle moves to side, when arriving next groove setting circle arc crater 931 place, as screwed tightening nut 913, then realize the first shift in position; As again unclamped tightening nut 913, first handle groove 93 can move between casting die 911 in supporting piece under handle 912 and handle, handle groove end face is provided with groove setting circle arc crater 931, therefore time as moved to this groove setting circle arc crater 931, setting circle arc crater 931 position or axially different separately of groove end, the mutual position of handle 9 and sleeve pipe 914 or angle are changed, screws tightening nut 913 in this position and make it fixing, reach the change of handle and stretching bar angle.The face that the cambered surface of groove setting circle arc crater 931 contacts with casting die 911 on supporting piece under handle 912 and handle coincide, and ensures the effect of clamping.Because casting die 911 on supporting piece under handle 912 and handle all freely can rotate before clamping on sleeve pipe 914, handle 9, except its changeable angle seasonal on this part the first handle groove 93 arrived on handle end face, also can be done 360 degree around sleeve pipe 914 throughout and rotate change directions.

As Fig. 8-3 and Fig. 8-4, shown in Fig. 8-6, the other end end face of handle 9 is provided with handle aperture 95, the handle extension 96 that can stretch out from handle aperture 95 is provided with in cavity 94, the second handle groove 97 extending to handle aperture 95 from handle 9 upper center is provided with in the upper end of handle 9, the rear end of handle extension 96 is provided with the orienting lug 98 be arranged in second handle groove 97, on the aft end face of described handle extension 96, be positioned at cavity 94 and be provided with extension expanding nut 961, when handle extension 96 is completely pulled out of, orienting lug 98 arrive second handle groove 97 front end and contact with each other with the cell wall of second handle groove 97, make handle extension 96 cannot continue to be drawn out, the front end face of handle extension 96 is provided with and runs through handle extension 96 and the prolonging handle screwing screw 962 be threaded with extension expanding nut 961.Screwing screw 962 makes nut 961 Distance Shortened, handle extension 96 Leading Edge Deformation pressing handle 9 inwall is reached to both and fixes.

When promotion orienting lug 98, orienting lug 98 is moved along second handle groove 97, and handle extension 96 stretches out from handle 9.

When handle extension 96 needs to pull out, first screwing screw 962 is unscrewed, by promotion orienting lug 98, handle extension 96 is moved to stretch out, screw screwing screw 962, nut 961 and handle extension 96 are locked gradually, make nut 961 and handle extension 96 with contact of incline plane, make it to be out of shape the cavity wall that the cavity 94 of tight handle casing 9 is forced in expansion, reach to prolongation and fix.

As shown in Fig. 9-2, for the structural representation of the first bag of the present invention, the upper end of bag 2 has opening, there is in the middle part of the side, the left and right sides of bag 2 first crease line 21, first crease line 21 is arranged along the short transverse of bag 2, the second crease line 22 extended on the first crease line 21 is provided with at end angle, the lower end place of side, both sides, triangle is formed between second crease line 22 and the lower edge of the first crease line 21 and side, the first hanging part 23 is provided with in the lower end, the back side of bag 2, this first hanging part 23 for cross section be T-shaped clothes-hook, button hangs over the hanging hole 24 (shown in Fig. 3-1) that described front leg connecting rod 32 is provided with.The back side of bag 2 is provided with bearing bar 25,3rd hanging part 251 is set at the middle part of bearing bar 25, the cross section of the 3rd hanging part 251 is T-shaped, be connected with the body of rod hanging hole 121 (shown in Figure 11-1) on the hollow lever 12 of the midway location of telescopic pull bar 11, this body of rod hanging hole 121 is inverted Pear-Shaped hole.The two ends of bearing bar 25 are provided with bearing bar hanging hole 252 (shown in Figure 11-2), bag 2 is provided with second hanging part 231 corresponding with bearing bar hanging hole 252 position, the cross section of described second hanging part 231 is T-shaped clothes-hook, itself and bearing bar hanging hole 252 are interconnected, and bag 2 can be strutted by bearing bar 25;

As shown in Fig. 9-3, in the middle and lower part, the back side and bottom surface of bag 2, be provided with horizontal and spaced several load-bearing boss 26, the folding position that interval intervolves after avoiding 90-degree rotation.The 3rd crease line the 27, three crease line 27 is provided with parallel with the lower edge at before the bag 2 or back side in the middle part of the bottom surface of bag 2.

As shown in Fig. 9-4, time folding, by the inwardly doubling of the 3rd crease line 27, make the second crease line 22 and the first crease line 21 also inwardly after doubling, make bag 2 before and fit in the back side.

As shown in Fig. 9-5, after bag 2 90-degree rotation, intervolve, form a tubular, the upper end before bag 2 is provided with button rope, and before bag 2 on be provided with after bag 2 is intervolved, just can by button fixing for bag 2, button is connected with buckleing to restrict, and the bag after intervolving can not be scattered, as shown in Figure 1-2, the bag 2 intervolved wraps up on luggage vehicle frame 1 after folding.

As shown in Figure 10-1 and Figure 10-3, for the structural representation of the second bag of the present invention, the upper end of described bag 2 has opening, there is in the middle part of the side, the left and right sides of bag 2 first crease line 21, first crease line 21 is arranged along the short transverse of bag 2, the second crease line 22 extended on the first crease line 21 is provided with at end angle, the lower end place of side, both sides, triangle is formed between second crease line 22 and the lower edge of the first crease line 21 and side, the first hanging part 23 is provided with in the lower end, the back side of bag 2, this first hanging part 23 for cross section be T-shaped clothes-hook, described front leg connecting rod 32 is provided with hanging hole 24 (shown in Fig. 3-1).The back side of bag 2 is provided with bearing bar 25,3rd hanging part 251 is set at the middle part of bearing bar 25, the cross section of the 3rd hanging part 251 is T-shaped, be connected with the body of rod hanging hole 121 (shown in Figure 11-1) on the hollow lever 12 of the midway location of telescopic pull bar 11, this body of rod hanging hole 121 is inverted Pear-Shaped hole.The two ends of bearing bar 25 are provided with bearing bar hanging hole 252 (shown in Figure 11-2), bag 2 is provided with second hanging part 231 corresponding with bearing bar hanging hole 252 position, the cross section of described second hanging part 231 is T-shaped clothes-hook, itself and bearing bar hanging hole 252 are interconnected, and bag 2 can be strutted by bearing bar 25; As shown in Figure 10-2, spaced several load-bearing boss 26 is provided with in the middle and lower part, the back side and bottom surface of bag 2, interval avoidance intervolves folding position, is provided with the 3rd crease line the 27, three crease line 27 parallel with the lower edge at before the bag 2 or back side in the middle part of the bottom surface of bag 2.

Different from the first bag of the present invention shown in 9-2, the second bag before bag 2, the back side, side, both sides middle part be provided with one week the 4th crease line 28, in the lower backside that load-bearing boss 26 is vertically arranged on bag and bottom surface, the load-bearing boss 26 be arranged on the bottom surface of bag 2 is that boundary is disposed on the both sides, bottom surface of bag 2 respectively with the 3rd crease line 27.

As shown in Figure 10-2 and 10-3, the mode that bag 2 is folded into plane is identical with the folding mode of the first bag.Thereafter difference is as shown in Figure 10-4, after by the laminating of before the bag 2 and back side, do not need 90-degree rotation, but downwards along the 4th crease line 28 doubling, then intervolve into tubular (shown in Figure 10-5), rotate bearing bar 25, make the length direction of bearing bar 25 be parallel with the length direction of the bag 2 intervolving into tubular, as shown in Figure 1-2, the bag 2 intervolved wraps up on luggage vehicle frame 1 after folding.

As shown in fig. 9-1, in load-bearing boss 26 back side that is coated on bag 2 and bottom surface.

Load-bearing boss 26 can be rectangle or annular.

The present invention has the following advantages:

1, after folding, each component is compact adjoint, and bag wraps up outside it, greatly reduce folding after space, make folding after take up room minimum, make it daily and carry;

2, under above prerequisite, four wheel constructions make storage weight be born by ground completely, and before in four-wheel, two-wheeled is wide, and rear two-wheeled is narrow, and when ensureing storage stability and avoid carrying out, people's pin touches and steps on;

3, tilting pull bar makes the point of application extend, and has certain horizontal throw with bag, makes bag can not be made to turn over side during promotion, arm also can suitable sagging minimizing tired;

4, handle can suitably turn to or extend, and user by own characteristic and storage situation, can select optimal mode and angle, and under handle, the design of supporting piece 912 both sides skiving, makes T-shaped hold hand more comfortable.

5, foreleg adopts universal caster wheel, facilitates promotion to turn to; When only adopting foreleg bar structure, also implementation can be turned to easily;

6, the grooving Shi of castor Zhong Roll wheel wheel hub can cut off twister at wheel hub external application pocket knife when Roll wheel is in use wound around by foreign material;

7, the bag back side and bottom surface are interrupted setting and are added Strong part, and neither impact is amounted to, and after making again bag open, under the combined action such as peg, front support rod, ensure that bag is stressed and stable;

8, when handle design is conveniently mentioned once in a while, eccentric orfice big shield groove design makes hand can maximumly open, and reduces hand unit pressure lotus;

When 9, using bag or applying solid to be greater than the object of bag if do not needed, bag can be shed and use instead and bear frame.

Claims

1. a retinue bag baggage car, the bag (2) comprising folding luggage vehicle frame (1) and be movably connected on luggage vehicle frame (1), it is characterized in that: described luggage vehicle frame (1) is provided with telescopic pull bar (11), pull bar (11) is made up of the above hollow lever (12) of at least three joints, being provided with outside hollow lever (12) bottom can along hollow lever (12) foreleg sliding sleeve (13) in axial sliding, the left and right sides of foreleg sliding sleeve (13) is respectively equipped with foreleg (14), the upper end of foreleg (14) is flexibly connected with foreleg sliding sleeve (13) by rotating shaft, foreleg (14) can be rotated in foreleg sliding sleeve (13) left and right sides, the axis of the rotating shaft on described foreleg (14) is parallel with foreleg sliding sleeve (13) side, the left and right sides, foreleg roller (15) is provided with in the lower end of foreleg (14).

2. retinue bag baggage car according to claim 1, it is characterized in that: the lower end of hollow lever (12) is bottom connected with front leg connecting rod Connection Block (3), be provided with the foreleg parallel with the shaft axis of foreleg (14) in the both sides of front leg connecting rod Connection Block (3) and connect bore (31), foreleg connects the rear and front end that bore (31) runs through front leg connecting rod Connection Block (3), front leg connecting rod (32) is provided with in the left and right sides, front end of front leg connecting rod Connection Block (3), the foreleg pitman shaft (33) that the aft end face that the relative side of two front leg connecting rods (32) is provided with leg connecting rod (32) forward extends, described front leg connecting rod (32) is connected bore (31) by foreleg pitman shaft (33) with foreleg and connects, before realizing, leg connecting rod (32) can rotate around front leg connecting rod Connection Block (3), front leg connecting rod (32) is connected by the front end face of foreleg pivot pin (34) with foreleg (14).

3. retinue bag baggage car according to claim 2, it is characterized in that: top that is upper at hollow lever (12) bottom, foreleg sliding sleeve (13) is provided with back support rod sliding sleeve (4), the aft end face of back support rod sliding sleeve (4) is provided with the strut bar axle sleeve (41) that axis is parallel with the aft end face of back support rod sliding sleeve (4), back support rod sliding sleeve (4) is provided with back support rod (42), and the upper end of described back support rod (42) is inserted in strut bar axle sleeve (41); The aft end face of front leg connecting rod Connection Block (3) is provided with the first back support rod axis hole (35) with strut bar axle sleeve (41) axis being parallel, between back support rod (42) and front leg connecting rod Connection Block (3), be provided with rear support pull bar (43), the front end of rear support pull bar (43) is connected with the first back support rod axis hole (35) by rotating shaft; The rear end of described rear support pull bar (43) is provided with the second back support rod axis hole (44), back support rod (42) is provided with the back support rod rotating shaft (45) across back support rod (42) left and right sides, and back support rod rotating shaft (45) is plugged in the second back support rod axis hole (44).

4. retinue bag baggage car according to claim 2, it is characterized in that: leg mechanism after hollow lever (12) is bottom upper, described rear leg mechanism comprises two back legs (5), the upper end of back leg (5) is connected with hollow lever (12) bottom by the back leg sliding sleeve (51) be enclosed within hollow lever (12) bottom, the aft end face of back leg sliding sleeve (51) is provided with back leg free bearing (52), back leg free bearing hole (53) is respectively equipped with in the left and right sides of back leg free bearing (52), the back leg rotating shaft (54) be connected with back leg free bearing hole (53) left and right sides hole wall is respectively equipped with in back leg free bearing hole (53), the upper end of back leg (5) is connected with back leg free bearing hole (53) respectively by back leg rotating shaft (54), the aperture of described two back leg free bearing holes (53) tilts towards the left and right sides of hollow lever (12), make after back leg (5) is opened, an inverted v-shaped is formed between two back legs (5).

5. retinue bag baggage car according to claim 4, it is characterized in that: the aft end face of described front leg connecting rod Connection Block (3) is provided with back leg pull bar axis hole (55), and the axis of back leg pull bar axis hole (55) is parallel with the aft end face of hollow lever (12), back leg pull bar (56) is provided with between the aft end face of described front leg connecting rod Connection Block (3) and two back legs (5), the front end of back leg pull bar (56) is connected in back leg pull bar axis hole (55), back leg pull bar locating part (57) is respectively equipped with at the middle part of the relative side, side of two back legs (5), back leg pull bar locating part (57) is fixed on back leg (5), back leg pull bar locating part (57) is provided with the locating part connecting strap (58) that the front end face towards back leg (5) extends, locating part connecting strap (58) is provided with connecting strap axis hole (59), the both sides, rear end of described back leg pull bar (56) are each passed through connecting strap axis hole (59) and are flexibly connected with back leg (5).

6. retinue bag baggage car according to claim 5, is characterized in that: the rear end of described back leg sliding sleeve (51) is provided with hand (6), and hand is connected (6) with drawing 62, the rear end of back leg sliding sleeve (51) is provided with lockable mechanism, this lockable mechanism comprises the cavity (7) being arranged on back leg sliding sleeve (51) upper rear end, the lower end of cavity (7) extends between two back leg free bearing holes (53), between two back leg free bearing holes (53), on the aft end face of back leg sliding sleeve (51), be provided with the first driving lever hole (71) be communicated with cavity (7), between described two back leg free bearing holes (53), the lower surface, rear end of back leg sliding sleeve (51) is provided with the second driving lever hole (72) be communicated with cavity (7), in cavity (7), be positioned at the first driving lever hole (71) place be provided with the driving lever (73) being connected to cavity (7) by rotating shaft, driving lever (73) is L-shaped, back leg sliding sleeve (51) is stretched out outward in one end of described driving lever (73) from the first driving lever hole (71), form clicking section (74), the other end of driving lever (73) stretches out back leg sliding sleeve (51) from the centre in the second driving lever hole (72), form Access Division (75), the aft end face of foreleg sliding sleeve (13) is provided with protruding hole clipping (131), during locking, Access Division (75) and hole clipping (131) clamping, now driving lever (73) tilts towards the aft end face of hollow lever (12), in cavity (7), the top of driving lever (73) is provided with slide block (77), bossed cambered surface (771) is established on rear side of the lower surface of slide block (77), the lower end of cambered surface (771) contacts with the upper surface of driving lever (73), be provided with on front side of the upper end of slide block (77) from the front bulkhead of cavity (7) to first domatic (772) that the aft bulkhead height of cavity (7) successively decreases successively, in the upper end of slide block (77), jacking block (76) is provided with in cavity (7), spring (78) is provided with between the rear end of jacking block (76) and the aft bulkhead of cavity (7), second domatic (761) are provided with on front side of the lower end of described jacking block (76), fit in second domatic (761) and first domatic (772), the front bulkhead of cavity (7) is provided with knock hole (762) with jacking block (76) corresponding section, position, the front end face of described jacking block (76) is provided with the registration mast (763) that can stretch in knock hole (762), the trailing flank of hollow lever (12) is bottom provided with body of rod knock hole (764).

7. retinue bag baggage car according to claim 6, it is characterized in that: described hand is hollow cylinder (6), handle hole (61) is respectively equipped with on the left and right sides end face of (6) at hand, drawn (62) at hand the left and right sides end face of (6) is provided with, draw and the upper end of (62) is inserted in handle hole (61), the both sides, front end of slide block (77) are provided with the slide block wing (773), the upper end of the slide block wing (773) is provided with slider bush (774), the axis of slider bush (774) is parallel with the aft end face of hollow lever (12), two are drawn a lower end of (62) insert respectively and be fixed in slider bush (774).

8. the retinue bag baggage car according to claim 1-7 any one, it is characterized in that: be provided with handle (9) in the upper end of Shang Duan hollow lever (12), be connected by position and angle adjusting mechanism between handle (9) with hollow lever (12) topmost, described position and angle adjusting mechanism comprise the latch fitting push rod (91) be arranged in the top hollow lever (12), push rod block (92) is provided with in the upper end of latch fitting push rod (91), described handle (9) is hollow structure, be provided with in the side, lower end of handle (9) and extend to the first handle groove (93) of handle (9) wherein the end face of one end from the middle part of handle (9) always, first handle groove (93) is provided with more than one the groove setting circle arc crater (931) for locating, first handle groove (93) is communicated with the cavity (94) in handle (9), latch fitting push rod (91) is provided with on outer wall and is provided with externally threaded sleeve pipe (914), the upper end of latch fitting push rod (91) and sleeve pipe (914) is all stretched into cavity (94) from first handle groove (93), push rod block (92) is arranged in cavity (94), in cavity (94), sleeve pipe (914) is provided with casting die on handle (911), on handle, casting die (911) is provided with internal thread hole, on handle, casting die (911) is threaded by the outside thread of negative thread with sleeve pipe (914), on described handle, the lower surface of casting die (911) is arc surface, between handle (9) and hollow lever (12) topmost, sleeve pipe (914) is provided with supporting piece (912) under handle, under handle, the upper surface of supporting piece (912) is arc surface, in the lower end of sleeve pipe (914), latch fitting push rod (91) is provided with locking contiguous block (915), described locking contiguous block (915) is fixedly connected with the lower end of sleeve pipe (914), supporting piece (912) under handle is run through in the upper end of described sleeve pipe (914), casting die (911) on handle, and be threaded with the internal thread hole of casting die on handle (911), the tightening nut (913) be threaded with sleeve pipe (914) is provided with between sleeve pipe (914) with locking contiguous block (915), tightening nut (913) is by supporting piece under handle (912), on handle, casting die (911) compresses, under described handle, the upper end of supporting piece (912) withstands on the lower surface of handle (9), locking contiguous block (915) is arranged in the upper end open of hollow lever (12) topmost, the other end end face of described handle (9) is provided with handle aperture (95), the handle extension (96) that can stretch out from handle aperture (95) is provided with in cavity (94), the second handle groove (97) extending to handle aperture (95) from handle (9) upper center is provided with in the upper end of handle (9), the rear end of handle extension (96) is provided with the orienting lug (98) be arranged in second handle groove (97), on the aft end face of described handle extension (96), be positioned at cavity (94) and be provided with extension expanding nut (961), the front end face of handle extension (96) is provided with and runs through handle extension (96) and the prolonging handle screwing screw (962) be threaded with extension expanding nut (961).

9. retinue bag baggage car according to claim 8, it is characterized in that: be provided with between two forelegs (14) and bear frame (8), bear frame (8) to bear frame sheet (81) by two and form, two one end bearing frame sheet (81) are hinged, and the other end is flexibly connected by rotating shaft with the lateral surface of two forelegs (14) respectively.

10. retinue bag baggage car according to claim 1, it is characterized in that: the upper end of described bag (2) has opening, there is in the middle part of the side, the left and right sides of bag (2) the first crease line (21), first crease line (21) is arranged along the short transverse of bag (2), the second crease line (22) extended on the first crease line (21) is provided with at end angle, the lower end place of side, both sides, triangle is formed between the lower edge of the second crease line (22) and the first crease line (21) and side, the first hanging part (23) is provided with in the lower end, the back side of bag (2), this first hanging part (23) for cross section be T-shaped clothes-hook, described front leg connecting rod (32) is provided with hanging hole (24), the back side of bag 2 is provided with bearing bar (25), 3rd hanging part (251) is set at the middle part of bearing bar (25), the cross section of the 3rd hanging part (251) is T-shaped, the hollow lever (12) of midway location is provided with body of rod hanging hole (121), this body of rod hanging hole (121) is inverted Pear-Shaped hole, the two ends of bearing bar (25) are provided with bearing bar hanging hole (252), bag (2) is provided with second hanging part (231) corresponding with bearing bar hanging hole (252) position, the cross section of described second hanging part (231) is T-shaped clothes-hook, horizontal and spaced several load-bearing boss (26) is provided with in the middle and lower part, the back side and bottom surface of bag (2), the 3rd crease line (27) is provided with in the middle part of the bottom surface of bag (2), 3rd crease line (27) is parallel with the lower edge at before bag (2) or the back side.

11. retinue bag baggage cars according to claim 1, it is characterized in that: the upper end of described bag (2) has opening, there is in the middle part of the side, the left and right sides of bag (2) the first crease line (21), first crease line (21) is arranged along the short transverse of bag (2), the second crease line (22) extended on the first crease line (21) is provided with at end angle, the lower end place of side, both sides, triangle is formed between the lower edge of the second crease line (22) and the first crease line (21) and side, the first hanging part (23) is provided with in the lower end, the back side of bag (2), this first hanging part (23) for cross section be T-shaped clothes-hook, described front leg connecting rod (32) is provided with hanging hole (24), the back side of bag (2) is provided with bearing bar (25), 3rd hanging part (251) is set at the middle part of bearing bar (25), the cross section of the 3rd hanging part (251) is T-shaped, the hollow lever (12) of midway location is provided with body of rod hanging hole (121), this body of rod hanging hole (121) is inverted Pear-Shaped hole, the two ends of bearing bar (25) are provided with bearing bar hanging hole (252), bag (2) is provided with second hanging part (231) corresponding with bearing bar hanging hole (252) position, the cross section of described second hanging part (231) is T-shaped clothes-hook, spaced several load-bearing boss (26) is provided with in the middle and lower part, the back side and bottom surface of bag (2), the 3rd crease line (27) is provided with in the middle part of the bottom surface of bag (2), 3rd crease line (27) is parallel with the lower edge at before bag (2) or the back side, before bag (2), the back side, the middle part of side, both sides is provided with one week the 4th crease line (28), in the lower backside that load-bearing boss (26) is vertically arranged on bag and bottom surface, be arranged on load-bearing boss (26) on the bottom surface of bag (2) with the 3rd crease line (27) for boundary is disposed on the both sides, bottom surface of bag (2) respectively.