CN213705503U

CN213705503U - Foldable locking type multifunctional trolley

Info

Publication number: CN213705503U
Application number: CN202022711025.6U
Authority: CN
Inventors: 郭晓栋
Original assignee: Qingdao Jinxin Special Purpose Vehicle Co ltd
Current assignee: Qingdao Jinxin Special Purpose Vehicle Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-07-16
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a foldable locking type multifunctional trolley, which comprises four fixed supporting telescopic rods, wherein the right side is provided with two connecting foot blocks at the lower end of the fixed supporting telescopic rod, two rotating wheels are arranged at the lower end of the two connecting foot blocks, and one connecting foot block is arranged at the lower end of the fixed supporting telescopic rod at the left side, because a controllable folding bracket device is installed, and two fixed supporting frames in the controllable folding bracket device can carry out rotary folding work through a gear device and a rotating shaft, and simultaneously can respectively fix a shell, the gear device, an anti-slip handle, an anti-slip fixing seat, an inserting block, a telescopic spring and a cross connecting cylinder through a rotating groove, the locking work and the unlocking work can be carried out, thereby the locking work can be carried out in the folding work, the phenomenon of unfolding is avoided, and in addition, the phenomenon of automatic folding can be avoided in the using process.

Description

Foldable locking type multifunctional trolley

Technical Field

The utility model belongs to the technical field of the handcart is relevant, concretely relates to multi-functional handcart of collapsible locking formula.

Background

The handcart is a carrying vehicle which is pushed and pulled manually and is the ancestor of all vehicles; although the material handling technology of the trolley is continuously developed, the trolley is still used as an indispensable handling tool; the trolley is widely used in production and life because of its low cost, simple maintenance, convenient operation, light weight, ability to work in places where motor vehicles are not convenient to use, and convenience in carrying lighter objects in short distance.

The prior trolley technology has the following problems: the automatic folding phenomenon often takes place for current handcart in the in-process that uses easily to influence the efficiency of transporting, at the in-process of folding accomodating simultaneously, the phenomenon that appears expanding takes place easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible locking formula multifunctional trolley to the easy phenomenon that takes place automatic folding and the easy phenomenon problem that appears expanding that takes place that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a collapsible locking formula multifunctional trolley, includes the fixed stay telescopic link, the fixed stay telescopic link sets up to four, two on the right side fixed stay telescopic link lower extreme position department is provided with No. two and connects the foot piece, two No. two connect foot piece lower extreme position department and be provided with the swiveling wheel, two on the left side fixed stay telescopic link lower extreme position department is provided with a connection foot piece, two No. one connect foot piece lower extreme position department and be provided with the swiveling wheel, left front side No. one connect and cup joint a bottom sprag frame, two between No. two connection foot pieces of foot piece and right rear side a connection foot piece left side intermediate position department has cup jointed folding support cover frame, folding support cover frame intermediate position department has cup jointed the promotion handle, four fixed stay telescopic link upper end position department is provided with No. three and connects the foot piece, four No. three connect foot piece, two No. two connection foot piece and two connection foot piece intermediate position department have cup jointed eight steerable folding support The rack device, the controllable folding bracket device comprises a rotary groove fixing shell, a fixing support frame, a rotary shaft, a gear device, an anti-skid handle, an anti-drop fixing seat, an insert block, a telescopic spring and a cross connecting cylinder, wherein the gear device is sleeved at the outer wall positions of the left side and the right side of the rotary shaft, the fixing support frame is arranged at the outer wall position of the middle of two gear devices, the rotary groove fixing shell is sleeved at the outer end position of two gear devices, the anti-drop fixing seat is arranged at the inner wall position of the middle of the top end of the rotary groove fixing shell, the cross connecting cylinder is sleeved at the middle position of the upper end of the rotary groove fixing shell and the middle position of the anti-drop fixing seat, the telescopic spring is sleeved at the middle inner wall position of the top end of the rotary groove fixing shell and is positioned at, the utility model discloses a portable folding support device, including anticreep fixing base, cross connection cylinder, insert block, gear device, steerable folding support device, fixed stay telescopic link, folding storage sack, rotatory groove fixed shell upper end intermediate position department is provided with anti-skidding handle, cross connection cylinder lower extreme position department and be located anticreep fixing base below position department and be provided with the insert block, the insert block is connected with two gear device interlocks, four from beginning to end the joint position department of steerable folding support device is provided with four two-way swivelling joint seats, top outer wall position department and the steerable folding support device left end intermediate position department in left side all are provided with the elasticity clamp in the promotion handle, and the elasticity clamp cup joints with the promotion handle is fixed, four fixed stay telescopic link outer wall position department and four No. three connecting foot piece upper end outer wall position.

Preferably, the height interval of the fixed support telescopic rod is within fifty centimeters to one meter, an anti-oxidation paint layer structure is arranged at the position of the outer wall of the fixed support telescopic rod, and fixing circular holes are formed in the inner positions of the upper side and the lower side of the fixed support telescopic rod.

Preferably, No. two connecting leg pieces set up to two, two the shape structure of No. two connecting leg pieces sets up to right angle trilateral connecting block structure, two No. two connecting leg piece right-hand member middle inside position department is provided with through the square groove, two the thickness of No. two connecting leg pieces sets up to five millimeters.

Preferably, a connecting foot piece sets up to two, two a connecting foot piece is right angle F shape four sides connecting block structure, two the thickness of a connecting foot piece sets up to five millimeters.

Preferably, No. three connecting leg pieces set up to four, four the shape structure of No. three connecting leg pieces sets up to right angle trilateral connecting block structure, four the thickness of No. three connecting leg pieces sets up to five millimeters, four No. three connecting leg piece upper end intermediate position department is provided with the card post.

Preferably, the inside position department in the middle of the rotatory groove stationary barrier left and right sides among the steerable folding leg device is provided with the notch and passes through the groove, inside position department is provided with rotatory trepanning in the middle of both ends around the rotatory groove stationary barrier among the steerable folding leg device, gear unit among the steerable folding leg device comprises gear and fixed cylinder, and gear and rotation axis cup joint, and fixed cylinder and fixed support frame fixed weld simultaneously, both sides inside position department is provided with rotatory hole about the fixed support frame among the steerable folding leg device.

Preferably, folding support set frame comprises swivel mount and rotatory fixed set post, and both sides internal position department is provided with rotatory fixed orifices about the swivel mount, and internal position department is provided with through the square hole in the middle of the rotatory fixed set post, and cup joints with the promotion handle through the square hole, and rotatory fixed set post passes through fastening bolt and promotes handle fixed connection simultaneously.

Preferably, the four corners position department in folding storage sack top is provided with draw-in groove formula circular arc cover post, inner wall position department is provided with the cloth handle in the middle of folding storage sack bottom, folding storage sack has good toughness waterproof nature, folding storage sack thickness sets up to five millimeters.

Compared with the prior art, the utility model provides a collapsible locking formula multifunctional trolley possesses following beneficial effect:

the utility model discloses install steerable folding bracket device, and two fixed stay frames among the steerable folding bracket device can rotate folding work through gear and rotation axis, simultaneously respectively through the fixed shell of swivelling chute, gear, anti-skidding handle, the anticreep fixing base, the inserted block, expanding spring and cross connection cylinder, just can lock work and unblock work, thereby in folding work, just can lock work, avoid appearing the phenomenon that expandes, in addition at the in-process that uses, will avoid appearing automatic folding phenomenon.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a foldable locking type multifunctional trolley provided by the present invention;

fig. 2 is a left side view structural schematic diagram of the multifunctional trolley provided by the utility model;

fig. 3 is a schematic front view of the controllable foldable support device of the present invention;

fig. 4 is a schematic diagram of a right-view local enlarged anatomical structure provided by the present invention;

fig. 5 is a schematic structural view of part a of the present invention;

in the figure: 1. a bidirectional rotary connecting seat; 2. folding the storage cloth bag; 3. pushing the handle; 4. an elastic clamp; 5. folding the support sleeve frame; 6. a first connecting foot block; 7. a rotating wheel; 8. a controllable folding bracket device; 81. a rotary tank fixing shell; 82. fixing a support frame; 83. a rotating shaft; 84. a gear arrangement; 85. an anti-slip handle; 86. an anti-drop fixed seat; 87. inserting a block; 88. a tension spring; 89. the cross-shaped connecting cylinder; 9. a bottom support frame; 10. a second connecting foot block; 11. fixedly supporting the telescopic rod; 12. and a third connecting foot block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a foldable locking type multifunctional trolley comprises four fixed supporting telescopic rods 11, the height interval of the fixed supporting telescopic rods 11 is within fifty centimeters to one meter, an anti-oxidation paint layer structure is arranged at the position of the outer wall of the fixed supporting telescopic rods 11, fixing round holes are arranged at the inner positions of the upper side and the lower side of the fixed supporting telescopic rods 11, the fixed supporting telescopic rods 11 can better perform fixed supporting work and fixed connection, meanwhile, in order to better perform height adjustment work, two connecting foot blocks 10 are arranged at the lower end positions of the two fixed supporting telescopic rods 11 at the right side, the two connecting foot blocks 10 are arranged in two, the shape structures of the two connecting foot blocks 10 are arranged into a right-angled three-side connecting block structure, a square groove is arranged at the inner position between the right ends of the two connecting foot blocks 10, the thickness of the two connecting foot blocks 10 is set to be five millimeters, through two second connecting foot blocks 10, the fixed connection work and the fixed support can be better carried out, and simultaneously, the rotating work can be better carried out, the rotating wheel 7 is arranged at the lower end position of the two second connecting foot blocks 10, the first connecting foot block 6 is arranged at the lower end position of two fixed supporting telescopic rods 11 at the left side, the first connecting foot block 6 is arranged in two, the first connecting foot block 6 is in a right-angle F-shaped quadrilateral connecting block structure, the thickness of the first connecting foot block 6 is set to be five millimeters, the fixed connection work and the fixed support can be better carried out through the first connecting foot block 6, meanwhile, the rotating work can be better carried out, the rotating wheel 7 is arranged at the lower end position of the first connecting foot block 6, the bottom supporting frame 9 is sleeved between the first connecting foot block 6 at the left front side and the second connecting foot block 10 at the right rear side, the folding supporting sleeve frame 5 is sleeved at the middle position of the left side of the first connecting foot block 6, the folding supporting sleeve frame 5 consists of a rotating frame and a rotating fixing sleeve column, the inner positions of the upper side and the lower side of the rotating frame are provided with rotating fixing holes, the inner position in the middle of the rotating fixing sleeve column is provided with a square hole and is sleeved with a pushing handle 3 through the square hole, the rotating fixing sleeve column is fixedly connected with the pushing handle 3 through a fastening bolt, the rotating work and the fixing supporting work can be better carried out through the folding supporting sleeve frame 5, meanwhile, in order to adjust the height of the pushing handle 3, the pushing handle 3 is sleeved at the middle position of the folding supporting sleeve frame 5, the upper end positions of four fixing supporting telescopic rods 11 are provided with three connecting foot blocks 12, the three connecting foot blocks 12 are four, the shape structure of the four three connecting foot blocks 12 is set to be a right-angle three-edge connecting block structure, the thickness of the four three connecting foot blocks 12 is set to be five millimeters, the middle positions of the upper ends of the four three connecting foot blocks 12 are provided with, through the four No. three connecting foot blocks 12, the fixed connection work and the fixed support can be better carried out, and meanwhile, in order to better carry out the rotation work, eight controllable folding bracket devices 8 are sleeved at the middle positions of the four No. three connecting foot blocks 12, the two No. two connecting foot blocks 10 and the two No. one connecting foot blocks 6, each controllable folding bracket device 8 comprises a rotating groove fixing shell 81, a fixing support frame 82, a rotating shaft 83, a gear device 84, an anti-skidding handle 85, an anti-falling fixing seat 86, an inserting block 87, a telescopic spring 88 and a cross-shaped connecting cylinder 89, the gear devices 84 are sleeved at the outer wall positions of the left side and the right side of the rotating shaft 83, the fixing support frame 82 is arranged at the middle outer wall position of the two gear devices 84, the rotating groove fixing shell 81 is sleeved at the outer end position of the two gear devices 84, the anti-falling fixing seat 86, a cross-shaped connecting cylinder 89 is sleeved at the middle position of the upper end of the rotating groove fixing shell 81 and the middle position of the anti-falling fixing seat 86, an expansion spring 88 is sleeved at the position of the upper outer wall of the cross-shaped connecting cylinder 89 and close to the middle inner wall of the top end of the rotating groove fixing shell 81, the expansion spring 88 is positioned at the inner position of the anti-falling fixing seat 86, an anti-sliding handle 85 is arranged at the position of the upper end of the cross-shaped connecting cylinder 89 and close to the middle position of the upper end of the rotating groove fixing shell 81, an insertion block 87 is arranged at the position of the lower end of the cross-shaped connecting cylinder 89 and below the anti-falling fixing seat 86, the insertion block 87 is connected with the two gear devices 84 in an occlusion way, concave-shaped through grooves are arranged at the middle inner positions of the left side and the right side of the rotating groove fixing shell 81 in the controllable folding bracket device, the gear device 84 in the controllable folding bracket device 8 is composed of a gear and a fixed cylinder, the gear is sleeved with a rotating shaft 83, the fixed cylinder is fixedly welded with the fixed support frame 82, the internal positions of the upper side and the lower side of the fixed support frame 82 in the controllable folding bracket device 8 are provided with rotating holes, locking work and unlocking work can be better carried out through the controllable folding bracket device 8, thereby avoiding the unfolding phenomenon and the automatic folding phenomenon, the connecting positions of the front controllable folding bracket device 8 and the rear controllable folding bracket device 8 are provided with four bidirectional rotating connecting seats 1, the middle positions of the upper outer wall position in the pushing handle 3 and the left end of the controllable folding bracket device 8 are both provided with an elastic clamp 4, the elastic clamp 4 is fixedly sleeved with the pushing handle 3, the outer wall positions of the four fixed supporting telescopic rods 11 and the outer wall positions of the upper ends of the four third connecting foot blocks 12 are both sleeved with a folding storage cloth bag 2, folding storage sack 2 is located end support frame 9 top position department, and folding storage sack 2 top four corners position department is provided with draw-in groove formula circular arc cover post, and folding storage sack 2 bottom middle inner wall position department is provided with the cloth handle, and folding storage sack 2 has good toughness waterproof nature, and folding storage sack 2 thickness sets up to five millimeters, through folding storage sack 2, can store the transportation work better.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the whole device can be put into use, when in use, a worker firstly carries out height adjustment work on four fixed supporting telescopic rods 11, then the worker unlocks the controllable folding bracket device 8 to unfold the whole device, and then locks the controllable folding bracket device 8 to fixedly unfold the whole device, after the unfolding work is finished, the worker can put conveyed articles in the folding storage cloth bag 2, then the worker adjusts the pushing handle 3 and the folding supporting sleeve frame 5 to adjust the height pushing handle 3, after all the work is finished, the worker pushes the pushing handle 3 to rotate the four rotating wheels 7, thereby conveniently transport article appointed position department, after the completion transports the work, the staff just can fold whole device and accomodate the work through carrying out unblock work and locking work to steerable folding support device 8 again.

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

Claims

1. A collapsible locking formula multifunctional trolley, includes fixed stay telescopic link (11), its characterized in that: the foldable support sleeve frame is characterized in that four fixed support telescopic rods (11) are arranged, two fixed support telescopic rods (11) on the right side are provided with a second connecting foot block (10) at the lower end position, two rotating wheels (7) are arranged at the lower end position of the second connecting foot block (10), two fixed support telescopic rods (11) on the left side are provided with a first connecting foot block (6) at the lower end position, two rotating wheels (7) are arranged at the lower end position of the first connecting foot block (6), a left front side is sleeved between the first connecting foot block (6) and the second connecting foot block (10) on the right rear side, a bottom support frame (9) is sleeved between the first connecting foot block (6) and the second connecting foot block (10) on the right rear side, a foldable support sleeve frame (5) is sleeved at the middle position of the left side of the first connecting foot block (6), a pushing handle (3) is sleeved at the middle position of the foldable support sleeve frame (5), eight controllable folding support devices (8) are sleeved at the middle positions of four third connecting foot blocks (12), two second connecting foot blocks (10) and two first connecting foot blocks (6), each controllable folding support device (8) comprises a rotary groove fixing shell (81), a fixing support frame (82), a rotating shaft (83), a gear device (84), an anti-skidding handle (85), an anti-falling fixing seat (86), an inserting block (87), an expansion spring (88) and a cross connecting cylinder (89), gear devices (84) are sleeved at the outer wall positions of the left side and the right side of the rotating shaft (83), the fixing support frames (82) are arranged at the middle outer wall positions of the two gear devices (84), the rotary groove fixing shell (81) is sleeved at the outer end positions of the two gear devices (84), the anti-falling fixing seat (86) is arranged at the middle inner wall position of the top end of the rotary groove fixing shell (81), the anti-slip connecting device is characterized in that a cross connecting cylinder (89) is sleeved at the middle position of the upper end of the rotating groove fixing shell (81) and the middle position of the anti-slip fixing seat (86), a telescopic spring (88) is sleeved at the middle outer wall position of the upper side of the cross connecting cylinder (89) and close to the middle inner wall position of the top end of the rotating groove fixing shell (81), the telescopic spring (88) is positioned at the inner position of the anti-slip fixing seat (86), an anti-slip handle (85) is arranged at the upper end position of the cross connecting cylinder (89) and close to the middle position of the upper end of the rotating groove fixing shell (81), an insert block (87) is arranged at the lower end position of the cross connecting cylinder (89) and below the anti-slip fixing seat (86), the insert block (87) is connected with two gear devices (84) in an engaged manner, and is arranged in front and back four bidirectional rotating connecting seats, push up middle and upper outer wall position department in handle (3) and the steerable folding support device in left side (8) left end intermediate position department all be provided with elasticity clamp (4), and elasticity clamp (4) and push handle (3) fixed cup joint, four fixed stay telescopic link (11) outer wall position department and four No. three connection foot piece (12) upper end outer wall position department have all cup jointed folding storage sack (2), folding storage sack (2) are located end support frame (9) top position department.

2. A collapsible locking multi-function cart according to claim 1, wherein: the height interval of the fixed support telescopic rod (11) is within fifty centimeters to one meter, an anti-oxidation paint layer structure is arranged at the position of the outer wall of the fixed support telescopic rod (11), and fixing round holes are formed in the inner positions of the upper side and the lower side of the fixed support telescopic rod (11).

3. A collapsible locking multi-function cart according to claim 1, wherein: no. two connecting leg piece (10) sets up to two, two the shape structure of No. two connecting leg piece (10) sets up to the trilateral connecting block structure in right angle, two No. two connecting leg piece (10) right-hand member middle internal position department is provided with through the square groove, two the thickness of No. two connecting leg piece (10) sets up to five millimeters.

4. A collapsible locking multi-function cart according to claim 1, wherein: a connecting leg piece (6) sets up to two, two connecting leg piece (6) are right angle F shape four sides connecting block structure, two the thickness of a connecting leg piece (6) sets up to five millimeters.

5. A collapsible locking multi-function cart according to claim 1, wherein: no. three connecting leg piece (12) set up to four, four the shape structure of No. three connecting leg piece (12) sets up to three connecting leg structures in right angle, four the thickness of No. three connecting leg piece (12) sets up to five millimeters, four No. three connecting leg piece (12) upper end intermediate position department is provided with the card post.

6. A collapsible locking multi-function cart according to claim 1, wherein: the utility model discloses a rotary folding support device, including steerable folding support device (8), gear device (84) in steerable folding support device (8) and fixed cylinder, gear and rotation axis (83) cup joint, and fixed cylinder and fixed support frame (82) fixed welding simultaneously, both sides inside position department is provided with rotatory hole about the fixed shell of swivelling chute (81) in steerable folding support device (8) in the middle of the both ends, the slot is passed through to the department of the inside position in the middle of the swivelling chute fixed shell (81) in steerable folding support device (8), gear device (84) in steerable folding support device (8) comprises gear and fixed cylinder, and gear and rotation axis (83) cup joint, both sides inside position department is provided with rotatory hole about fixed support frame (82).

7. A collapsible locking multi-function cart according to claim 1, wherein: folding support set frame (5) comprises swivel mount and rotatory fixed set post, and both sides internal position department is provided with rotatory fixed orifices about the swivel mount, and the internal position department is provided with through the square hole in the middle of the rotatory fixed set post, and cup joints with promotion handle (3) through the square hole, and rotatory fixed set post passes through fastening bolt and promotes handle (3) fixed connection simultaneously.

8. A collapsible locking multi-function cart according to claim 1, wherein: the foldable storage cloth bag is characterized in that clamping groove type arc sleeve columns are arranged at four corners above the foldable storage cloth bag (2), a cloth handle is arranged at the middle inner wall position of the bottom end of the foldable storage cloth bag (2), the foldable storage cloth bag (2) has good toughness and waterproof performance, and the thickness of the foldable storage cloth bag (2) is set to be five millimeters.