CN109774773A - Foldable wheelbarrow - Google Patents

Abstract

The present invention relates to a kind of foldable wheelbarrows, including the seat pocket to cooperate with vehicle frame, the stomacher of sitting includes the rotary fixing base being installed on vehicle frame to fixed or detachable, the rotary fixing base includes the first shell of rotation connection, second shell and third shell, the seat pocket further includes the back rest for connecting the first shell, it connects the second shell and the seat frame and the connection third shell that are located in front of back rest is installed on pedestal on vehicle frame to fixed or detachable, the back rest, pass through the rotary fixing base selectively fixation or rotary connection between seat frame and pedestal, the back rest from rearward-facing seat frame direction rotation forces to lean forward shape when starting seat frame to the folding of pedestal direction.So set, foldable wheelbarrow folding convenience and safety in utilization requirement can be met simultaneously.

Description

Foldable wheelbarrow

Technical field

The present invention relates to a kind of foldable wheelbarrow more particularly to a kind of foldable wheelbarrows with seat pocket part.

Background technique

Currently, the seat cloth that infant's folding pushing bassinet structure generally comprises vehicle frame and is coated on vehicle frame, the folding Formula cart structure is largely monolithic construction, can specifically join Chinese utility model patent the CN205022651Uth, for one kind Children trolley, the children trolley include vehicle wheel component, lower support bar frame, upper support bar frame and upper connecting rod, further include preceding handrail Component, preceding armrest assembly are rotatablely connected with upper support bar frame and upper connecting rod respectively, and children trolley has working condition and rugosity Two states of state, when children trolley is in running order, upper support bar frame and upper connecting rod are towards the direction far from lower support bar frame Expansion is tiltedly vertical, and preceding armrest assembly support is stood on upper support bar frame and upper connecting rod；When children trolley is in folded state, upper support The direction of bridge and the downward bracing member of upper connecting rod is drawn close, and the preceding upward bracing member direction overturning of armrest assembly is drawn close.Preceding handrail Component is made of the preceding handrail body that can be mutually slidably matched and preceding handrail connector, the energy under the folded state of children trolley Mutually slide simultaneously draw close foldings to vehicle frame, further decrease the occupied volume of folded children trolley, convenient for storage with Carry transport.

However, for the nurse demand special for infant, it is sometimes desirable to which the seat of cart is pushed away towards user direction Row, and the foldable wheelbarrow of monolithic construction cannot achieve in the front-back direction selection of the user to seat substantially at present, be based on institute Demand is stated, technical staff in the field has begun research and development and sits foldable wheelbarrow of the pocket with vehicle frame for detachable connection, from And it realizes seat and selects in the front-back direction.

And more distinct issues are still had for detachable Folding trolley, i.e., the described structure is relative to traditional whole It is increasingly complex for body formula structure, and during folding is returned the vehicle to the garage and knock off, due to sitting the relatively independent of pocket and vehicle frame, so that folding operates Step is more, seriously affects the easy-to-use degree of user, to hinder the Recent Progresses In The Development of detachable cart.

Therefore, it is necessary to be improved to existing foldable wheelbarrow to overcome the defect in the prior art.

Summary of the invention

The present invention provides a kind of foldable wheelbarrow, the foldable wheelbarrow can be realized vehicle frame and fold in order, improve Folding Discussing Convenience and use safety coefficient, size is small and exquisite after folding, and entire body frame structure for automotive is simple, light-weight, it is easy to carry and Collection.

The purpose of the present invention is what is be achieved through the following technical solutions: a kind of foldable wheelbarrow, including sits pocket, the seat pocket Including being installed on the rotary fixing base on vehicle frame to fixed or detachable, the rotary fixing base includes the first of rotation connection Shell, second shell and third shell, the seat pocket further include the back rest for connecting the first shell, connection described second Shell and the seat frame being located in front of back rest and the connection third shell are installed on vehicle frame to fixed or detachable Pedestal, by the way that the rotary fixing base is selectively fixed or rotary connection between the back rest, seat frame and pedestal, institute State back rest from rearward-facing seat frame direction rotation forces to lean forward shape when starting seat frame to the folding of pedestal direction.

As a further improvement of the present invention, the seat frame is equipped with the mobile jib extended forward from second shell, the seat It is equipped with the rotary fixing base and mobile jib at left and right sides of pocket, is connected with cross bar between two mobile jibs of left and right, the cross bar is backward It is fixedly connected with seat post, two mobile jib front ends of left and right are rotatably connected with leg adjusting rod.

As a further improvement of the present invention, the mobile jib include connect second shell horizontal part and from horizontal part to Front lower place tilts the rake extended, has been detachably connected with detachable railing on two mobile jibs of left and right.

As a further improvement of the present invention, the first shell and second shell are respectively equipped with first be oppositely arranged and receive Cavity and the second accommodating chamber are folded with cyclic annular revolving part and first gear, institute in first accommodating chamber and the second accommodating chamber State italic protrusion and the italic recess portion that mutual cooperation and annular distribution are equipped between first shell and revolving part, the first gear Equipped with latch, it is equipped in first accommodating chamber and the second accommodating chamber to accommodate first gear latch described in clamping simultaneously Latch recess portion, the revolving part open and close the first shell and revolving part axially in the lateral direction to push first Gear is detached from the latch recess portion of the first accommodating chamber and is contained in the second accommodating chamber.

As a further improvement of the present invention, the back rest is equipped with inverted U-shaped backing tube and is set to the backrest The operation portion rotated from back to front on pipe to start backing tube, the operation portion are connected with the revolving part by wire drawing.

As a further improvement of the present invention, the second shell and third shell are respectively equipped with the third being oppositely arranged and receive Cavity and the 4th accommodating chamber are folded with second gear in the third accommodating chamber and the 4th accommodating chamber, and the second gear is equipped with Latch is equipped with the latch to accommodate second gear latch described in clamping simultaneously in the third accommodating chamber and the 4th accommodating chamber Recess portion, is also equipped with holding piece in the second shell, and the holding piece holds second gear and be detached from third accommodating chamber to push up Clamping recess portion and be contained in the 4th accommodating chamber.

As a further improvement of the present invention, arc-shaped sliding rail is equipped in the first shell, the sliding rail is last clockwise End is equipped with inclined wall, and the holding piece slides in the sliding rail, when the first shell is rotated to forward-lean state, inclined wall with Left and right directions occurs between holding piece, and axially top holds and holding piece is made axially the second latch to be pushed to be contained in the 4th accommodating chamber.

As a further improvement of the present invention, the pedestal is equipped with the button being installed on vehicle frame to detachable.

As a further improvement of the present invention, arcuation vehicle awning frame, the seat pocket are rotatably connected on front side of the backing tube It is equipped with seat cloth.

As a further improvement of the present invention, the foldable wheelbarrow includes the vehicle frame to install the seat pocket, described Vehicle frame is equipped with to install the front truck wheel carrier of front-wheel, the rear wheel frame to install rear-wheel and with the pushing frame for promotion.

Compared to the prior art, rotary fixing base described in foldable wheelbarrow of the present invention includes the first shell of rotation connection Body, second shell and third shell, the seat pocket further include the back rest for connecting the first shell, the connection second shell Body and the seat frame being located in front of back rest and the connection third shell are installed on vehicle frame to fixed or detachable Pedestal, it is described by the rotary fixing base selectively fixation or rotary connection between the back rest, seat frame and pedestal Back rest from rearward-facing seat frame direction rotation forces to lean forward shape when starting seat frame to the folding of pedestal direction.So set, working as It can be realized when pushing back rest to back rest angular adjustment in the front-back direction, to meet infant for the spy of back gradient Determine demand, when not taken infant in seat pocket, the back rest can be rotated to forward-lean state forward, to start seat frame Downward folding, entire seat pocket folding only can be realized by folding back frame to realize；Maloperation is avoided the occurrence of, thus full The demand for security and the requirement of folding convenience that sufficient infant takes.

Detailed description of the invention

Fig. 1 is the three-dimensional combination figure that foldable wheelbarrow of the present invention sits pocket.

Fig. 2 is part isometric exploded view in Fig. 1.

Fig. 3 is that foldable wheelbarrow of the present invention sits the further part isometric exploded view of pocket

Fig. 4 is the part isometric exploded view of another angle in Fig. 3.

Fig. 5 is the structural schematic diagram of foldable wheelbarrow wire drawing of the present invention and revolving part cooperation.

Fig. 6 is the part isometric exploded view of foldable wheelbarrow rotary fixing base of the present invention.

Fig. 7 is the part isometric exploded view of another angle of foldable wheelbarrow rotary fixing base of the present invention.

Appended drawing reference:

Sit 100 rotary fixing base 1 of pocket

11 first accommodating chamber 111 of first shell

112 latch recess portion 113 of italic protrusion

114 inclined wall 115 of sliding rail

12 wire drawing 121 of revolving part

122 first gear 13 of italic recess portion

131 holding piece 14 of latch

15 second accommodating chamber 151 of second shell

1510 third accommodating chamber 152 of latch recess portion

1520 second gear 16 of latch recess portion

161 third shell 17 of latch

4th accommodating chamber, 171 latch recess portion 1710

5th accommodating chamber, 172 shell 18

2 backing tube 21 of back rest

22 vehicle awning frame 23 of operation portion

3 mobile jib 31 of seat frame

311 rake 312 of horizontal part

32 leg adjusting rod 33 of cross bar

34 detachable railing 35 of seat post

4 button 41 of pedestal

Perforation 153

Specific embodiment

Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally The range of invention.

Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention And its application or any restrictions used.

Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation Under, the technology and equipment should be considered as part of specification.

It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without It is as limitation.Therefore, other examples of exemplary embodiment can have different values.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.

It please join shown in Fig. 1 to 7, be the structural schematic diagram of foldable wheelbarrow 100 of the present invention.A kind of foldable wheelbarrow, including To put on 100 part of seat pocket for taking infant or pet etc. after cloth set, the seats pocket 100 includes to fix or detachable The rotary fixing base 1 being installed on vehicle frame (not shown).That is, the seat pocket 100 can be with vehicle frame one in different embodiments Body formula is fixedly connected, and can also be in detachable connection with vehicle frame.In different embodiments, the vehicle frame may include wheel, It connects the wheel carrier of wheel and with the pushing frame for pushing the cart for user, the vehicle frame may be other structures shape The vehicle frame of formula.The rotary fixing base 1 includes first shell 11, second shell 15 and the third shell 17 of rotation connection, institute Seat pocket 100 is stated to further include the back rest 2 for connecting the first shell 11, connect the second shell 15 and before back rest 2 The seat frame 3 and the connection third shell 17 of side are installed on the pedestal 4 on vehicle frame, the backrest to fixed or detachable By the 1 selectivity fixation of rotary fixing base or rotary connection between frame 2, seat frame 3 and pedestal 4, i.e., in different conditions When, such as in use state, it is fixedly connected between the back rest 2, seat frame 3 and pedestal 4；It is described during folding It is rotation connection between back rest 2, seat frame 3 and pedestal 4.The back rest 2 is from 3 direction rotation forces of rearward-facing seat frame to preceding Incline shape when starting seat frame 3 to 4 direction folding of pedestal.So set, can be realized when pushing back rest 2 to 2 front and back of back rest The angular adjustment in direction has not taken baby children when sitting in pocket 100 to meet infant for the particular demands of back gradient Childhood, the back rest 2 can be rotated to forward-lean state forward, to start the downward folding of seat frame 3, only be passed through to realize Entire seat 100 folding of pocket can be realized in folding back frame 2, meets folding convenience requirement；There is infant when sitting to take in pocket 100 When, it is based on convention, user will not rotate back rest 2 to forward-lean state forward, therefore only be able to achieve the angle tune of back rest 2 Section not will start being folded down for seat frame 3, avoid the occurrence of maloperation: surprisingly sit when adjusting 2 tilt angle of back rest The case where 100 foldable integral of pocket, to meet the demand for security of infant's seating.Preferably, the forward-lean state may be configured as Forward leaning angle is that angle is 45 degree between ground, to improve safe handling coefficient；Certainly, in other embodiments, institute Stating forward leaning angle can also be other degrees less than 90 degree, as long as meeting can hinder to realize the inclination when infant takes Angle.Aforementioned " sitting 100 foldable integral of pocket " refers to that the back rest 2 and seat frame 3 are folded down and merge, To realize portable and collection function.

The seat frame 3 is equipped with the mobile jib 31 extended forward from second shell 15, is equipped at left and right sides of the seat pocket 100 The rotary fixing base 1 and mobile jib 31 control and are connected with cross bar 32 between two mobile jibs 31, and the cross bar 32 is fixedly connected backward There is seat post 34, left and right two mobile jibs, 31 front end is rotatably connected with leg adjusting rod 33.So set, to set in seat post 34 Cloth is set to take for infant, in present embodiment, the seat post 34 be it is U-shaped, in other embodiments, the seat post 34 may be other shapes.The leg adjusting rod 33 can realize the angular adjustment between seat post 34, meet infant The different demands of leg placed angle.

The mobile jib 31 includes the horizontal part 311 of connection second shell 15 and prolongs from the inclination of 311 forward downward of horizontal part The rake 312 stretched controls and has been detachably connected with detachable railing 35 on two mobile jibs 31.So set, the detachable railing 35 can protect infant that infant is prevented to be detached from the seat pocket 100.Under the rotation connection to rake 312 of leg adjusting rod 33 Portion end.

The first shell 11 is respectively equipped with the first accommodating chamber 111 and second that left and right is oppositely arranged with second shell 15 and receives It is folded with cyclic annular revolving part 12 and first gear jointly in cavity 151, first accommodating chamber 111 and the second accommodating chamber 151 13, italic protrusion 112 and the italic recess portion of mutual cooperation and annular distribution are equipped between the first shell 11 and revolving part 12 122, in the present embodiment, the italic protrusion 112 is set in the first shell 11, and the italic recess portion 122 is set to institute It states on revolving part 12；In other embodiments, the italic protrusion 112 can be set on the revolving part 12, and the italic is recessed Portion 122 is set in the first shell 11.The first gear 13 is equipped with latch 131, and first accommodating chamber 111 and second is received The latch recess portion 113,1510 of 13 latch 131 of first gear is equipped with to while accommodated in cavity 151, in this way, first Gear 13 makes second shell 15 and first shell 11 by first gear 13 across the first accommodating chamber 111 and the second accommodating chamber 151 Clamping cannot achieve mutual rotation.The revolving part 12 makes the first shell 11 with revolving part 12 in right and left when rotating It axially upwardly opens and closes to push first gear 13 to be detached from the latch recess portion 113 of the first accommodating chamber 111 and accommodates and be fastened in the second receipts In cavity 151 and its latch recess portion 1510.So set, before revolving part 12 rotates, when the italic protrusion 112 with Italic recess portion 122 is intermeshed, and the first gear 13 retains the first shell 11 and second shell 15 simultaneously, makes first Locking that is mutually fixed and realizing back rest 2 Yu base frame tube between shell 11 and second shell 15；When the revolving part 12 occurs to turn When dynamic, it can make to rotationally disengage between the italic protrusion 112 and italic recess portion 122 and engage and make revolving part 12 that axial fortune occur It is dynamic, to make the revolving part 12 is axial to push the first gear 13, first gear 13 is made to be detached from first accommodating chamber 111 Clamping and be contained in the second accommodating chamber 151, so make it is free to rotate between the first shell 11 and second shell 15, Realize the unlock of back rest 2 and base frame tube.

Specifically, the back rest 2 include inverted U-shaped backing tube 21 and on the backing tube 21 to start The operation portion 22 that back rest 2 rotates from back to front, the operation portion 22 are connected with the revolving part 12 by wire drawing 121, can Join shown in Fig. 5, when pulling wire drawing 121, can make the revolving part 12 that axial-rotation occur.So set, in different embodiment party In formula, it can make wire drawing 121 that the revolving part 12 be pulled to rotate by movements such as pressing to the operation portion 22 or slidings, thus Realize the rotation angular adjustment of back rest 2.In other embodiments of the present invention, the operation portion 22 be may also set up in seat pocket 100 other positions；And the rotation of revolving part 12 can be realized by the other modes in addition to wire drawing 121.

The second shell 15 is respectively equipped with the third accommodating chamber 152 and the 4th that left and right is oppositely arranged with third shell 17 and receives Cavity 171 is folded with second gear 16 in the third accommodating chamber 152 and the 4th accommodating chamber 171, and the second gear 16 is equipped with Latch 161 is equipped with to accommodate second gear described in clamping simultaneously in the third accommodating chamber 152 and the 4th accommodating chamber 171 The latch recess portion 1520,1710 of 16 latches 161, i.e. second gear 16 make across third accommodating chamber 152 and the 4th accommodating chamber 171 Second shell 15 cannot achieve mutual rotation by the clamping of second gear 16 with third shell 17.In the second shell 15 It is also equipped with holding piece 14, through there is perforation 153, the holding piece 14 is worn the second shell 15 from the second accommodating chamber 151 To third accommodating chamber 152, the holding piece 14 is to push up the clamping recess portion held second gear 16 and be detached from third accommodating chamber 152 153 and be contained in the 4th accommodating chamber 171.So set, when second gear 16 is held on the axial top of the holding piece 14, described the Two gears 16 retain the second shell 15 and third shell 17 simultaneously, lock between base frame tube and pedestal 4 to realize；When When the second gear 16 is held on the axial top of holding piece 14, the second gear 16 is detached from third accommodating chamber 152 and is contained in completely In 4th accommodating chamber 171, so make it is free to rotate between the second shell 15 and third shell 17, to realize base frame tube With the unlock between pedestal 4.

Specifically, being equipped with arc-shaped sliding rail 114 in the first shell 11,114 clockwise terminations of sliding rail, which are equipped with, to incline Skew wall 115, the holding piece 14 are slided in the sliding rail 114, when the first shell 11 rotation to forward-lean state, inclined wall Left and right directions occurs between 115 and holding piece 14, and axially top is held, and holding piece 14 is made to be axially moved and push second gear 16 Latch 161 is contained in second gear 16 completely in the 4th accommodating chamber 171.So set, when the back rest 2 is rotated to preceding When state of inclining, the inclined wall 115 cooperates with the holding piece 14, when continuing to lean forward back rest 2, the inclined wall 115 make holding piece 14, and second gear 16 described in movement progress is moved into the 4th accommodating chamber 171 in the axial direction, realizes second shell 15 With the unlock of third shell 17.In other embodiments of the present invention, the holding piece 14 can realize axial direction by other means Movement.

The pedestal 4, which is equipped with, is installed on the button 41 on vehicle frame to detachable, so set, working as button press 41 When, pedestal 4 can be detached from the vehicle frame, to realize the detachable installation for sitting pocket 100.

21 front side of backing tube is rotatably connected with arcuation vehicle awning frame 23, and the seat pocket 100 is equipped with seat cloth.So set It sets, the rotatable vehicle awning frame 23 realizes that daylight or rainwater are blocked in the folding at the top of hood, realization.

The third shell 17 is additionally provided with the 5th accommodating chamber 172, the 5th accommodating chamber in the back side of the 4th accommodating chamber 171 172 outside buckles have shell 18, to meet 1 globality appearance demand of rotary fixing base.

The foldable wheelbarrow includes aforementioned to install the vehicle frame for sitting pocket 100, in the present embodiment, the vehicle It is provided with front truck wheel carrier (not shown), the rear wheel frame to install rear-wheel (not shown) to install front-wheel (not shown) (not shown) and with the pushing frame (not shown) pushed for user.It is installed on so set, the seat pocket 100 is detachable On the vehicle frame, meets user and select demand in the front-back direction to pocket 100 is sat.

It is equipped with incorporated by reference to shown in Fig. 2, between the first gear 13 and second shell 15 in first gear 13 and the The first elastic component (not shown) of elastic anchorage force, the second gear 16 and the third shell 17 are provided between two shells 15 Between be equipped between second gear 16 and the third shell 17 provide elastic anchorage force the second elastic component (do not scheme Show).In the present embodiment, first, second elastic component is the spring being axially arranged.In other embodiments of the present invention In, first, second elastic component may be the elastomeric element of other forms.So set, in unfolded state, described One, the second elastic component can make first gear 13 and second gear 16 be respectively provided with certain restoring force to realize respective housings Between clamping.

Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " it include one or more phases Any and all combinations of the listed item of pass.

Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.

The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (10)

1. a kind of foldable wheelbarrow, including the seat pocket to cooperate with vehicle frame, it is characterised in that: the seat stomacher is included to fixation Or detachable is installed on the rotary fixing base on vehicle frame, the rotary fixing base includes the first shell of rotation connection, second shell Body and third shell, the seat pocket further include the back rest for connecting the first shell, the connection second shell and are located at Seat frame and the connection third shell in front of back rest are installed on the pedestal on vehicle frame to fixed or detachable, described Pass through the rotary fixing base selectively fixation or rotary connection between back rest, seat frame and pedestal, the back rest is certainly Rearward-facing seat frame direction rotation forces to lean forward shape when starting seat frame to the folding of pedestal direction.

2. foldable wheelbarrow as described in claim 1, it is characterised in that: the seat frame is equipped with to be extended forward from second shell Mobile jib, be equipped with the rotary fixing base and mobile jib at left and right sides of the seat pocket, be connected with cross bar between two mobile jibs of left and right, The cross bar is fixedly connected with seat post backward, and two mobile jib front ends of left and right are rotatably connected with leg adjusting rod.

3. foldable wheelbarrow as claimed in claim 2, it is characterised in that: the mobile jib includes the horizontal part for connecting second shell And the rake extended is tilted from horizontal part forward downward, detachable railing has been detachably connected on two mobile jibs of left and right.

4. foldable wheelbarrow as described in claim 1, it is characterised in that: the first shell is respectively equipped with phase with second shell To the first accommodating chamber and the second accommodating chamber of setting, be folded in first accommodating chamber and the second accommodating chamber cyclic annular revolving part with And first gear, italic protrusion and the italic that mutual cooperation and annular distribution are equipped between the first shell and revolving part are recessed Portion, the first gear are equipped with latch, are equipped in first accommodating chamber and the second accommodating chamber to accommodate clamping institute simultaneously The latch recess portion of first gear latch is stated, the revolving part makes the first shell and revolving part axis in the lateral direction when rotating It is contained in the second accommodating chamber to folding with pushing first gear to be detached from the latch recess portion of the first accommodating chamber.

5. foldable wheelbarrow as claimed in claim 4, it is characterised in that: the back rest be equipped with inverted U-shaped backing tube with And the operation portion rotated from back to front on the backing tube to start backing tube, the operation portion and the revolving part are logical Wire drawing is crossed to be connected.

6. foldable wheelbarrow as claimed in claim 4, it is characterised in that: the second shell is respectively equipped with phase with third shell To the third accommodating chamber and the 4th accommodating chamber of setting, it is folded with second gear in the third accommodating chamber and the 4th accommodating chamber, institute It states second gear and is equipped with latch, be equipped in the third accommodating chamber and the 4th accommodating chamber accommodated second described in clamping simultaneously The latch recess portion of gear latch, is also equipped with holding piece in the second shell, and to hold second gear de- to push up for the holding piece Clamping recess portion from third accommodating chamber and be contained in the 4th accommodating chamber.

7. foldable wheelbarrow as claimed in claim 6, it is characterised in that: be equipped with arc-shaped sliding rail, institute in the first shell Sliding rail clockwise terminations are stated equipped with inclined wall, the holding piece is slided in the sliding rail, and the first shell is rotated to leaning forward Left and right directions occurs when state, between inclined wall and holding piece, and axially top holds and holding piece is made axially the second latch to be pushed to be contained in In 4th accommodating chamber.

8. foldable wheelbarrow as described in claim 1, it is characterised in that: the pedestal, which is equipped with, is installed on vehicle to detachable Button on frame.

9. foldable wheelbarrow as claimed in claim 5, it is characterised in that: be rotatably connected with arcuation vehicle on front side of the backing tube Tent frame, the seat pocket are equipped with seat cloth.

10. the foldable wheelbarrow as described in any one in claim 1 to 9, it is characterised in that: the foldable wheelbarrow includes To install the vehicle frame for sitting pocket, the vehicle frame is equipped with the front truck wheel carrier to install front-wheel, the rear car to install rear-wheel Wheel carrier and with the pushing frame for promotion.