CN221129096U - Multifunctional luggage cart - Google Patents

Abstract

The utility model relates to the technical field of luggage transferring devices, and particularly discloses a multifunctional luggage barrow, which comprises a vertical frame, a bottom frame and travelling wheels, wherein a fifth fixing part and a sixth fixing part are sleeved at the rear end and the middle part of a traction rod respectively, the fifth fixing part is hinged to the middle part of the front wall of the vertical frame, a third clamping seat is arranged at the top of the fifth fixing part, the sixth fixing part comprises a second longitudinal pipe sleeved at the middle part of the traction rod and a fourth clamping seat fixed on the top surface of the second longitudinal pipe, the rear end of an inclined strut is hinged to the middle part of the top end of the front wall of the vertical frame, the connecting part comprises a first sleeve sleeved at the front end of the traction rod, a ball head, a column body fixed at the rear part of the ball head and sleeved in the first sleeve, a second sleeve, a connecting seat with the rear end sleeved with the ball head in a rotating mode, a clamp arranged in pairs and the rear end of the second sleeve in an inserting mode, one end of the handle provided with a convex part is hinged with a screw rod, and the screw rod is sleeved at the rear end of the side wall of the clamp in a threaded mode; enriches the functions and the use environment of the luggage van.

Description

Multifunctional luggage cart

Technical Field

The utility model relates to the technical field of baggage transfer devices, in particular to a multifunctional baggage car.

Background

The luggage owner mainly indicates the device of transporting luggage or parcel, and its main part is metallic structure, mainly forms through rack and universal wheel to make things convenient for people's trip to carry the luggage, be widely used in real life.

However, in the prior art, the luggage cart on the market has a single function, and typically, rollers are disposed at the bottom of the support frame to perform the function of pushing and pulling the luggage. Such luggage trucks are difficult to meet the requirements of different use environments. For example, when riding in the field is required, it is inconvenient to carry luggage by carrying a luggage car, and so on.

Disclosure of utility model

The utility model aims to provide a multifunctional luggage barrow which is used for solving the problem that the existing luggage barrow is relatively single in function and cannot meet the requirements of more use environments.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multifunctional luggage barrow, includes erect frame, front end both sides articulate in the underframe of erecting frame bottom and rotate install in the walking wheel of erecting frame bottom both sides, the top of erecting frame is equipped with the arc push-and-pull rod, the rear end and the middle part of tractive pole are fixed the cover respectively and are equipped with mounting five and mounting six, mounting five's rear end articulate in erect frame's front wall middle part, mounting five's top is equipped with cassette three, mounting six including the suit in the longitudinal tube two in tractive pole middle part and be fixed in the cassette four of longitudinal tube two top surfaces, the rear end hinge of diagonal brace in the middle part on vertical frame front wall top, the connecting piece including the suit in sleeve pipe one, bulb, the front end be fixed in bulb rear portion and rear end suit in cylinder, sleeve pipe two rear ends and rear end and the butt joint seat rotate the connecting end that matches, set up in the handle two front end and the handle has the screw rod boss is equipped with the handle front end has the clamp, the handle has the screw rod boss is equipped with the handle.

Preferably, a transverse bolt is inserted into the position, close to the front end, of the two side walls of the sleeve, the transverse bolt penetrates through the two rear threads of the sleeve, a nut is sleeved on the rear end of the clamp, and the rear end of the clamp is sleeved on the middle of the transverse bolt.

Preferably, a column cavity formed in the middle of the clamp is sleeved with a bushing.

Preferably, the vertical frame comprises side rod pieces, a first fixing piece, a second fixing piece, a first U-shaped frame, a cross rod and a third fixing piece which are arranged in pairs, the first fixing piece comprises a first transverse pipe, a first vertical pipe vertically fixed on the top surface of the first transverse pipe and sleeved at the bottom end of the side rod piece, and a first clamping seat fixed on the rear wall of the first transverse pipe, the front ends of two sides of the bottom frame are respectively hinged in the first clamping seat, the bottom ends of two sides of the arc push-pull rod are respectively hinged at the top ends of the side rod pieces, the travelling wheel comprises a roller and a rotary shaft with the outer end sleeved at the axle center of the roller in a rotating mode, the rotary shaft is detachably sleeved at the outer end of an inner cavity of the transverse pipe, the first transverse tube is provided with a limiting part for positioning the rotating shaft, the second fixing part comprises a second vertical tube fixedly sleeved on the middle of the side rod piece and a second clamping seat fixed on the rear wall of the second vertical tube, two sides of the front end of the U-shaped frame are hinged to the second clamping seat respectively, the third fixing part comprises a third vertical tube fixedly sleeved on the side rod piece and close to the bottom end and a second transverse tube vertically fixed on the middle of the inner side wall of the third vertical tube, two ends of the transverse rod are respectively sleeved and matched with the first transverse tube and the second transverse tube, and a horizontal rod hinged to the rear end of the diagonal brace and the rear end of the fifth fixing part is fixed between the side rod pieces.

Preferably, the fifth fixing part further comprises a first longitudinal pipe fixedly sleeved and matched with the rear end of the traction rod and a fourth transverse pipe vertically fixed to the rear end of the first longitudinal pipe, the third clamping seat is fixed to the top surface of the first longitudinal pipe, the fourth transverse pipe is rotatably sleeved at the middle part of a horizontal rod at the top of the side rod piece, the rear end of the inclined support rod is provided with a seventh fixing seat, the seventh fixing seat comprises a third longitudinal pipe fixedly sleeved and matched with the rear end of the inclined support rod and a fifth transverse pipe vertically fixed to the rear end of the third longitudinal pipe, and the fifth transverse pipe is rotatably sleeved on the corresponding horizontal rod between the side rod pieces.

Preferably, the bottom frame comprises a plane frame body with front ends hinged to the first clamping seat, connecting bent pipes sleeved on the two sides of the rear end of the plane frame body, front rods with two ends sleeved on the other ends of the connecting bent pipes, fixing pieces IV rotatably sleeved on the positions, close to the two ends, of the front rods, and U-shaped frames II with the tops sleeved on the bottoms of the fixing pieces IV respectively, wherein the fixing pieces IV comprise transverse pipes III sleeved on the front rods in a rotating mode and vertical pipes IV vertically fixed to the middle parts of the bottom surfaces of the transverse pipes III and sleeved on the two sides of the tops of the U-shaped frames II.

Preferably, an arc sleeve is sleeved in the middle of the bottom of the U-shaped frame II.

Preferably, the limiting part comprises a J-shaped rod sleeved on the first transverse pipe in a sliding manner along the radial direction, a circular plate fixed at one end of a straight rod of the J-shaped rod and a spring sleeved on the straight rod of the J-shaped rod, the spring is positioned between the circular plate and the outer wall of the first transverse pipe, a elbow part of the J-shaped rod is sleeved with a wall body of the first transverse pipe in a sliding manner along the radial direction, an annular groove is formed in the position, close to the end part, of the rotating shaft, and a conical head is arranged at the end part of the rotating shaft.

Preferably, the support comprises a first slat with one end rotatably connected with the middle part of the outer side of the plane frame body, a second slat with one end rotatably connected with the outer side wall of the side rod piece close to the bottom, and a middle block respectively hinged with the other ends of the first slat and the second slat.

Compared with the prior art, the utility model has the beneficial effects that:

The luggage barrow is convenient to connect with the vertical rod below the bicycle seat through the traction rod and the connecting piece, so that luggage can be conveniently checked during riding; the diagonal brace can fixedly support the traction rod in different use modes through connection with different positions of the traction rod, so that functions and use ranges of the luggage van are enriched.

Drawings

FIG. 1 is a schematic view of the overall exploded construction of the present utility model;

FIG. 2 is a schematic perspective view of a vertical frame according to the present utility model;

FIG. 3 is a schematic rear view of the base frame of the present utility model;

fig. 4 is a schematic perspective view of a walking wheel of the present utility model;

fig. 5 is a schematic perspective view of a pulling rod according to the present utility model;

FIG. 6 is a schematic perspective view of the diagonal brace of the present utility model;

FIG. 7 is a schematic view of an exploded construction of the connector of the present utility model;

fig. 8 is a schematic top view of the limiting member of the present utility model.

In the figure: 1-a vertical frame; 11-side bar members; 12-first fixing piece; 121-a transverse tube I; 122-standpipe one; 123-a first clamping seat; 13-an arc-shaped push-pull rod; 14-a second fixing piece; 141-a second vertical pipe; 142-a second clamping seat; 15-U-shaped frame I; 16-cross bar; 17-fixing piece III; 171-standpipe three; 172-a transverse tube II;

2-a bottom frame; 21-a planar frame; 22-connecting elbows; 23-front bar; 24-fixing piece IV; 241-transverse tube three; 242-standpipe four; 25-U-shaped frame II; 251-arc sleeve;

3-travelling wheels; 31-a roller; 32-rotating shaft; 321-an annular groove; 322-conical head;

4-a support; 41-first strip; 42-second batten; 43-middle block;

5-pulling rod; 51-a fixing piece five; 511-transverse tube four; 512-first longitudinal tube; 513-a third clamping seat; 52-fixing piece six; 521-a second longitudinal pipe; 522-a clamping seat IV;

6-diagonal bracing; 61-a fixing seat seven; 611-transverse tube five; 612-vertical tube three;

7-connecting piece; 71-sleeve one; 72-ball head; 721-column; 73-connecting seats; 74-sleeve II; 741-transverse bolts; 742-a nut; 75-clamping hoop; 76-handle; 761-screw; 762-threading sleeve; 77-bushing;

8-limiting pieces; 81-J-bar; 82-circular plate; 83-spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, the present utility model provides a technical solution: the utility model provides a multi-functional luggage barrow, includes vertical frame 1, front end both sides hinge in the underframe 2 of vertical frame 1 bottom and rotate the walking wheel 3 of installing in vertical frame 1 bottom both sides, and vertical frame 1's top is equipped with arc push-and-pull rod 13, and this is conventional luggage barrow form, and the luggage is placed on underframe 2 to can bind on vertical frame 1, be convenient for carry out pushing away or pull to the luggage barrow whole through arc push-and-pull rod 13.

On the basis of the above, the vertical frame 1 comprises a side rod piece 11, a first fixing piece 12, a second fixing piece 14, a U-shaped frame 15, a cross rod 16 and a third fixing piece 17 which are arranged in pairs, the first fixing piece 12 comprises a first transverse tube 121, a first vertical tube 122 vertically fixed on the top surface of the first transverse tube 121 and sleeved on the bottom end of the side rod piece 11, and a first clamping seat 123 fixed on the rear wall of the first transverse tube 121, the front ends of two sides of the bottom frame 2 are respectively hinged in the first clamping seat 123, the bottom ends of two sides of the arc-shaped push-pull rod 13 are respectively hinged on the top ends of the side rod piece 11, the second fixing piece 14 comprises a second vertical tube 141 fixedly sleeved on the middle of the side rod piece 11 and a second clamping seat 142 fixed on the rear wall of the second vertical tube 141, two sides of the front end of the U-shaped frame 15 are respectively hinged in the second clamping seat 142, the third fixing piece 17 comprises a third vertical tube 171 fixedly sleeved on the middle part of the side rod piece 11 near the bottom end, two ends of the cross rod 16 are respectively sleeved and matched with the first transverse tube 121 and the second transverse tube 172 in a sleeved mode, and two ends of the cross rod 16 are respectively fixed between the side rod pieces 11, and are respectively hinged with the vertical tubes 51 and the rear ends of the fifth supporting rod 6 and the rear end of the fixing piece are respectively fixed. The bottom frame 2 comprises a plane frame 21, a connecting bent pipe 22, a front rod 23, a fixing piece IV 24 and a U-shaped frame II 25, wherein the front end two sides of the plane frame 21 are respectively hinged in a clamping seat I123, the connecting bent pipe 22 is sleeved on the two sides of the rear end of the plane frame 21, the two ends of the front rod 23 are sleeved on the other end of the connecting bent pipe 22, the fixing piece IV 24 is rotatably sleeved on the position, close to the two ends, of the front rod 23, the two sides of the top of the fixing piece IV are respectively sleeved on the U-shaped frame II 25 at the bottom of the fixing piece IV 24, and the fixing piece IV 24 comprises a transverse pipe III 241 rotatably sleeved on the front rod 23 and a vertical pipe IV 242 vertically fixed in the middle of the bottom surface of the transverse pipe III 241 and sleeved on the two sides of the top end of the U-shaped frame II 25.

In summary, the first U-shaped frame 15 can be abutted against the side rod 11 when rotating upwards relative to the second clamping seat 142, so that a large-height luggage can be conveniently placed on the bottom frame 2; the first U-shaped frame 15 can be kept in a horizontal state when rotated downward relative to the second clamping seat 142, so that small pieces of luggage can be placed, and the lower part of the first U-shaped frame can also be used for placing small pieces of luggage on the bottom frame 2. When the luggage is required to be pulled or pushed, the second U-shaped frame 25 is required to be rotated forwards to be in a horizontal state; when the U-shaped frame II 25 is rotated to a vertical state, the luggage van can be supported on the ground, so that the luggage van can stably stay.

The walking wheel 3 comprises a roller 31 and a rotating shaft 32 with the outer end sleeved on the axis of the roller 31 in a rotating way, the rotating shaft 32 is detachably sleeved on the outer end of the inner cavity of the transverse tube 121, and the transverse tube 121 is provided with a limiting piece 8 for positioning the rotating shaft 32. Specifically, the limiting member 8 includes a J-shaped rod 81 slidably sleeved on the first transverse tube 121 in a radial direction, a circular plate 82 fixed at one end of a straight rod of the J-shaped rod 81, and a spring 83 sleeved on the straight rod of the J-shaped rod 81, wherein the spring 83 is located between the circular plate 82 and the outer wall of the first transverse tube 121, an elbow portion of the J-shaped rod 81 is slidably sleeved on the wall of the first transverse tube 121 in a radial direction, an annular groove 321 is arranged at a position, close to an end portion, of the rotating shaft 32, and a conical head 322 is arranged at an end portion of the rotating shaft 32. The circular plate 82 presses the J-shaped rod 81, so that the bent end of the J-shaped rod 81 is separated from the annular groove 321, and the rotating shaft 32 can be conveniently pulled out of the transverse tube one 121, so that the traveling wheel 3 can be quickly dismounted; when the travelling wheel 3 is installed, the rotating shaft 32 is inserted into the transverse tube one 121, the conical head 322 pushes the bent end of the J-shaped rod 81, so that the rotating shaft 32 can be continuously inserted into the transverse tube one 121, and under the reset action of the spring 83, the bent end of the J-shaped rod 81 is clamped into the annular groove 321, so that the travelling wheel 3 can be quickly installed.

The rear end and the middle part of the traction rod 5 are fixedly sleeved with a fixing part five 51 and a fixing part six 52 respectively, the rear end of the fixing part five 51 is hinged to the middle part of the front wall of the vertical frame 1, the top of the fixing part five 51 is provided with a clamping seat three 513, the fixing part six 52 comprises a longitudinal pipe two 521 sleeved at the middle part of the traction rod 5 and a clamping seat four 522 fixed on the top surface of the longitudinal pipe two 521, the rear end of the diagonal brace 6 is hinged to the middle part of the top end of the front wall of the vertical frame 1, the connecting part 7 comprises a sleeve one 71 sleeved at the front end of the traction rod 5, a ball head 72, a cylinder 721 with the front end fixed at the rear part of the ball head 72 and the rear end sleeved in the sleeve one 71, a sleeve two 74, a connecting seat 73 with the front end sleeved at the rear end of the sleeve two 74 and the ball head 72 in a rotating sleeved matching manner, a clamp 75 and a handle 76 with the rear end in a pair arranged and inserted in the inner cavity of the front end of the sleeve two 74, one end of the handle 76 is hinged with a screw 761, and the screw 761 is sleeved at one end of the front end of the handle 76 provided with a convex part and a screw behind the side wall of the clamp 75 sleeved at the front end of the side wall of the sleeve 75; a transverse bolt 741 is inserted into the side wall of the second sleeve 74 near the front end, the transverse bolt 741 penetrates through the second sleeve 74, a nut 742 is sleeved on the rear thread of the second sleeve 74, and the rear end of the clamp 75 is sleeved on the middle part of the transverse bolt 741; the fixing piece five 51 further comprises a first longitudinal pipe 512 fixedly sleeved and matched with the rear end of the traction rod 5 and a fourth transverse pipe 511 vertically fixed at the rear end of the first longitudinal pipe 512, a third clamping seat 513 is fixed on the top surface of the first longitudinal pipe 512, the fourth transverse pipe 511 is rotatably sleeved at the middle part of a horizontal rod at the top of the side rod piece 11, a seventh fixing seat 61 is arranged at the rear end of the inclined support rod 6, the seventh fixing seat 61 comprises a third longitudinal pipe 612, the front end of which is fixedly sleeved and matched with the rear end of the inclined support rod 6, and a fifth transverse pipe 611 vertically fixed at the rear end of the third longitudinal pipe 612, and the fifth transverse pipe 611 is rotatably sleeved on the corresponding horizontal rod between the side rod pieces 11. When the luggage truck is used normally, the front end part of the diagonal brace 6 is clamped in the clamping seat III 513, the traction rod 5 is in a vertical state, and the traction rod 5 can be bound and fixed on the vertical frame 1 by using a binding belt. When the bicycle is needed to be used for pulling luggage, the front end of the diagonal brace 6 is clamped in the clamping seat four 522; the screw 761 and the screw bush 762 are removed to facilitate the clamping of the clamp 75 to the vertical bar below the bicycle seat, then the screw 761 and the screw bush 762 are installed, the handle 76 is pulled backward after the screw bush 762 is screwed up, so that the protruding portion of the handle 6 is pressed against the side wall of the clamp 75, and the clamp 75 is tightly held on the vertical bar.

In order to improve the friction force between the clamp 75 and the vertical rod and enable the enclasping effect to be better, a bushing 77 is sleeved in a column cavity formed in the middle of the clamp 75.

In order to prevent the second U-shaped frame 25 from being damaged due to collision and friction with the ground, an arc-shaped sleeve 251 is sleeved in the middle of the bottom of the second U-shaped frame 25, and the arc-shaped sleeve 251 plays roles in resistance increase and protection.

The luggage carrier is characterized by further comprising a supporting piece 4, wherein the supporting piece 4 comprises a first slat 41, a second slat 42 and a middle block 43, one end of the first slat 41 is rotatably connected with the middle part of the outer side of the planar frame 21, one end of the second slat 42 is rotatably connected with the outer side wall of the side rod piece 11 near the bottom, the middle block 43 is respectively hinged with the other ends of the first slat 41 and the second slat 42, when the luggage carrier is idle, the bottom frame 2 is turned upwards by 90 degrees, at the moment, the first slat 41 and the second slat 42 respectively synchronously rotate relative to the middle block 43, and the first slat 41 and the second slat 42 are in a superposition state, so that the luggage carrier is convenient to integrally store. In normal use, after the bottom frame 2 is turned back 90 °, the first and second slats 41, 42 are in a straight line providing a diagonal bracing action between the bottom frame 2 and the mullion 1.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a multi-functional luggage barrow, includes vertical frame (1), front end both sides articulated in underframe (2) of vertical frame (1) bottom and rotate install in walking wheel (3) of vertical frame (1) bottom both sides, the top of vertical frame (1) is equipped with arc push-and-pull rod (13), its characterized in that still includes:

The traction rod (5), the rear end and the middle part of the traction rod (5) are fixedly sleeved with a fixing part five (51) and a fixing part six (52) respectively, the rear end of the fixing part five (51) is hinged to the middle part of the front wall of the vertical frame (1), the top of the fixing part five (51) is provided with a clamping seat three (513), and the fixing part six (52) comprises a vertical pipe two (521) sleeved at the middle part of the traction rod (5) and a clamping seat four (522) fixed on the top surface of the vertical pipe two (521);

The rear end of the inclined stay bar (6) is hinged to the middle of the top end of the front wall of the vertical frame (1); and

The connecting piece (7), connecting piece (7) including the suit in sleeve pipe one (71), bulb (72) of pull rod (5) front end, the front end be fixed in bulb (72) rear portion and rear end suit in cylinder (721) in sleeve pipe one (71), sleeve pipe two (74), the front end suit in sleeve pipe two (74) rear end and rear end with bulb (72) rotate socket-joint matched connecting seat (73), set up in pairs and rear end cartridge in sleeve pipe two (74) front end inner chamber clamp (75) and handle (76), the one end that handle (76) are equipped with the convex part articulates has screw rod (761), screw rod (761) cup joint in screw thread socket (762) have been cup jointed behind the lateral wall of clamp (75) front end screw thread.

2. A multi-functional luggage cart as claimed in claim 1, wherein: and a transverse bolt (741) is inserted into the side wall of the second sleeve (74) near the front end, the transverse bolt (741) penetrates through the rear thread sleeve of the second sleeve (74) and is provided with a nut (742), and the rear end of the clamp (75) is sleeved at the middle part of the transverse bolt (741).

3. A multi-functional luggage cart as claimed in claim 1, wherein: a column cavity formed in the middle of the clamp (75) is sleeved with a bushing (77).

4. A multi-functional luggage cart as claimed in claim 1, wherein: the vertical frame (1) comprises side rod pieces (11), a first fixing piece (12), a second fixing piece (14), a first U-shaped frame (15), a cross rod (16) and a third fixing piece (17) which are arranged in pairs, the first fixing piece (12) comprises a first transverse tube (121), a first vertical tube (122) vertically fixed on the top surface of the first transverse tube (121) and sleeved on the inner cavity outer end of the first transverse tube (11), a first clamping seat (123) fixed on the rear wall of the first transverse tube (121), the front ends of two sides of the bottom frame (2) are respectively hinged in the first clamping seat (123), the bottom ends of two sides of the arc-shaped push-pull rod (13) are respectively hinged to the top ends of the side rod pieces (11), the travelling wheel (3) comprises a roller (31) and a rotary shaft (32) with the outer end sleeved on the axle center of the roller (31), the rotary shaft (32) is detachably sleeved on the outer end of the inner cavity of the first transverse tube (121), a clamping seat (123) for positioning the rotary shaft (32), the front ends of the two arc-shaped push-pull rod (13) are respectively hinged to the top ends of the first vertical tube (11) and the second vertical tube (141) and the middle part (142) are respectively fixed on the two sides of the first vertical tube (14), the fixing piece III (17) comprises a vertical pipe III (171) fixedly sleeved on the side rod piece (11) close to the bottom end and a transverse pipe II (172) vertically fixed on the middle part of the inner side wall of the vertical pipe III (171), two ends of the transverse rod (16) are respectively sleeved and matched with the transverse pipe I (121) and the transverse pipe II (172), and horizontal rods hinged with the rear ends of the inclined stay rods (6) and the rear ends of the fixing pieces V (51) are fixed between the side rod pieces (11).

5. The utility model as defined in claim 4, wherein: the fixing piece five (51) further comprises a longitudinal pipe one (512) fixedly sleeved and matched with the rear end of the traction rod (5) and a transverse pipe four (511) vertically fixed to the rear end of the longitudinal pipe one (512), the clamping seat three (513) is fixed to the top surface of the longitudinal pipe one (512), the transverse pipe four (511) is rotationally sleeved on the middle of a horizontal rod at the top of the side rod piece (11), the rear end of the inclined support rod (6) is provided with a fixing seat seven (61), the fixing seat seven (61) comprises a longitudinal pipe three (612) fixedly sleeved and matched with the rear end of the inclined support rod (6) and a transverse pipe five (611) vertically fixed to the rear end of the longitudinal pipe three (612), and the transverse pipe five (611) is rotationally sleeved on the corresponding horizontal rod between the side rod pieces (11).

6. The utility model as defined in claim 4, wherein: the bottom frame (2) comprises a plane frame body (21) with front ends hinged to the inner side of the clamping seat I (123), a connecting bent pipe (22) sleeved on the two sides of the rear end of the plane frame body (21), a front rod (23) with two ends sleeved on the other end of the connecting bent pipe (22), a fixing piece IV (24) rotatably sleeved on the front rod (23) and close to two ends, and a U-shaped frame II (25) with two sides sleeved on the bottom of the fixing piece IV (24) respectively, wherein the fixing piece IV (24) comprises a transverse pipe III (241) rotatably sleeved on the front rod (23) and a vertical pipe IV (242) perpendicularly fixed on the middle of the bottom surface of the transverse pipe III (241) and sleeved on two sides of the top end of the U-shaped frame II (25).

7. The utility model provides a multi-functional luggage cart of claim 6, wherein: an arc-shaped sleeve (251) is sleeved in the middle of the bottom of the second U-shaped frame (25).

8. The utility model as defined in claim 4, wherein: the limiting piece (8) comprises a J-shaped rod (81) sleeved on the transverse tube one (121) in a sliding way along the radial direction, a circular plate (82) fixed at one end of a straight rod of the J-shaped rod (81) and a spring (83) sleeved on the straight rod of the J-shaped rod (81), the spring (83) is positioned between the circular plate (82) and the outer wall of the transverse tube one (121), a elbow part of the J-shaped rod (81) is sleeved with a wall body of the transverse tube one (121) in a sliding way along the radial direction, an annular groove (321) is formed in the position, close to the end part, of the rotating shaft (32), and a conical head (322) is arranged at the end part of the rotating shaft (32).

9. The utility model provides a multi-functional luggage cart of claim 6, wherein: the support piece (4) comprises a first lath (41) with one end rotatably connected with the middle part of the outer side of the plane frame body (21), a second lath (42) with one end rotatably connected with the outer side wall of the side rod piece (11) close to the bottom, and a middle block (43) respectively hinged with the other ends of the first lath (41) and the second lath (42).