CN211336011U

CN211336011U - Pull rod type cart

Info

Publication number: CN211336011U
Application number: CN201921125443.8U
Authority: CN
Inventors: 张龙
Original assignee: Hangzhou Zhongyuan Outdoor Products Co ltd
Current assignee: Hangzhou Zhongyuan Outdoor Products Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-08-25
Anticipated expiration: 2029-07-17

Abstract

The utility model provides a pull rod formula shallow belongs to the shallow field. It has solved current upper bracket folding and has accomodate inconvenient scheduling problem, a pull rod formula shallow, include the frame and set up in the gyro wheel of frame bottom, the frame includes upper bracket and support body frame, upper bracket and support are connected through the connecting piece between the body frame, the connecting piece is provided with the spread groove, upper bracket's the left and right sides both ends are pegged graft in the spread groove, the spread groove is including the spacing groove and the swivelling chute that communicate mutually, upper bracket can supply the user to stimulate, make upper bracket's the left and right sides both ends remove to the swivelling chute from the spacing groove, upper bracket's the left and right sides both ends can be at the swivelling chute internal rotation. The utility model has the advantages of convenience and the like.

Description

Pull rod type cart

Technical Field

The utility model belongs to the shallow field, in particular to pull rod formula shallow.

Background

The pull rod type cart is commonly used in life, a storage bag can be arranged on a plurality of existing pull rod type carts, the storage bag can contain a plurality of things, for example, when a grander mother buys dishes, the pull rod type carts are usually used, and the bought dishes are placed in the storage bag; or when going out and traveling, the clothes are put in the storage bag by using a pull rod type trolley, so that the carrying is convenient; or when the trolley is moved, the articles to be moved are placed in the storage bag of the pull rod type trolley, so that the trolley is convenient to move.

General pull rod formula shallow bottom can be equipped with the end support frame that is used for placing the collecting bag, and upper portion can be equipped with the upper bracket that is used for fixed collecting bag top, through the effect of end support frame and upper bracket, with the collecting bag support, convenience of customers pulls open or close the collecting bag to conveniently take the thing.

In order to save space, the upper support frame of the conventional pull rod type cart can be rotatably retracted to one side of the pull rod type cart, so that when the pull rod type cart is not used, the space occupied by the pull rod type cart is reduced after the upper support frame is retracted.

However, the rotation of the upper support frame of the conventional pull-rod type cart requires that the user press the knobs on the two sides of the upper support frame with both hands, and then rotate the upper support frame to retract the upper support frame.

There is a problem in that the user needs to press the button with both hands and also apply a downward force to the upper support frame until the upper support frame is changed from the original horizontal position to the vertical position (with respect to the ground). In addition, in the process of rotating the upper support frame, two hands are required to press the button all the time to enable the upper support frame and the support main frame to be in an unlocked state, and a downward force is applied to the upper support frame under the condition that the two hands of a user press the button, so that the upper support frame is quite inconvenient, and usually the user needs to apply the downward force by using an elbow or needs the assistance of a second person.

Disclosure of Invention

The utility model aims at providing a pull rod formula shallow to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a pull rod formula shallow, its characterized in that includes the frame and sets up in the gyro wheel of frame bottom, the frame include upper bracket frame and support body frame, upper bracket frame and support body frame between connect through the connecting piece, the connecting piece be provided with the spread groove, upper bracket frame peg graft in the spread groove in both ends about, the spread groove including the spacing groove and the swivelling chute that communicate each other, upper bracket frame can supply the user to stimulate, make upper bracket frame about both ends remove to the swivelling chute from the spacing groove in, upper bracket frame about both ends can be at the swivelling chute internal rotation.

The utility model discloses a theory of operation: the left end and the right end of the upper support frame are inserted into the connecting grooves, when the left end and the right end of the upper support frame are positioned in the limiting grooves, the upper support frame is limited by the limiting grooves and cannot rotate, and at the moment, the upper support frame is in an unfolded state, namely, the plane where the upper support frame is positioned is vertical to the supporting main frame; when a user pulls the upper support frame, the left end and the right end of the upper support frame are pulled away from the limiting grooves and pulled into the rotating grooves, then the user pushes the upper support frame to rotate, and the left end and the right end of the upper support frame rotate in the rotating grooves. The utility model discloses the user just can be with the left and right sides both ends of upper bracket pulling to the swivelling chute in through using the hand pulling upper bracket, then directly with the hand promote upper bracket rotatory can, very convenient. And reduced when not using the upper bracket, the occupation space of upper bracket, thereby reduced the utility model discloses holistic occupation space.

In the pull rod type cart, the cart frame further comprises a bottom support frame for placing the storage bag.

In the pull rod type cart, the upper support frame is U-shaped, and the left end and the right end of the upper support frame are rotatably connected through the connecting rod and the connecting piece.

In foretell pull rod formula shallow, the inside of upper bracket frame is provided with the connecting block, connecting block and connecting piece all be provided with and be used for supplying the connecting rod to wear to establish and the jack that passes.

In foretell pull rod formula shallow, both ends are provided with the opening and are used for sealing the open-ended closing cap about upper bracket frame, closing cap and connecting block between connect through the elastic component, the closing cap be provided with the joint piece, upper bracket frame be provided with the joint interface, the joint piece be used for with joint interface joint.

In the pull rod type cart, the upper support frame is further provided with a positioning hole, the connecting rod is abutted against one end of the positioning hole, and the positioning hole is movable so that the connecting rod is abutted against the other end of the positioning hole.

In a foretell pull rod formula shallow, the support body frame include that pull rod and cover establish the bracing piece outside the pull rod, the pull rod can remove along the length direction of bracing piece, the bracing piece include bracing piece and bottom suspension fagging pole, last bracing piece in be provided with the unlocking piece, the pull rod can push down the unlocking piece and make bracing piece and bottom suspension fagging pole unblock to the bracing piece is rotatory in the messenger.

In foretell pull rod formula shallow, last bracing piece and lower bracing piece between connect through articulated rotating member and mounting each other, the rotating member be provided with first grafting pipe, the mounting be provided with the second grafting pipe, first grafting pipe peg graft in the inside of last bracing piece to link firmly with last bracing piece, the second grafting pipe peg graft in the inside of lower bracing piece to link firmly with the lower bracing piece, the rotating member can rotate along with last bracing piece.

In foretell collapsible pull rod formula shallow, first grafting pipe box establish outside the unblock piece, the second peg graft and intraductally be provided with the butt piece, the unblock piece be provided with the unblock pole, the butt piece be provided with the butt post, the mutual looks butt of unblock pole and butt post, the rotating member be provided with the breach, the inner wall butt of butt post and breach, the unblock pole can promote the butt post, outside pushing the breach with the butt post, make last bracing piece and bottom suspension mast unblock, the rotating member still be provided with the rotating surface, work as the butt post shift out outside the breach, last bracing piece rotatable, make the top butt of rotating surface and butt post.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses the user just can be with the left and right sides both ends of upper bracket pulling to the swivelling chute in through using the hand pulling upper bracket, then directly with the hand promote upper bracket rotatory can, very convenient. And reduced when not using the upper bracket, the occupation space of upper bracket, thereby reduced the utility model discloses holistic occupation space.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural diagram of the connector of the present invention;

FIG. 3 is a schematic structural view of the fixing member and the rotating member of the present invention;

fig. 4 is a schematic structural view of the abutment post of the present invention;

FIG. 5 is a schematic view of the unlocking member and the abutment member of the present invention;

fig. 6 is a schematic structural view of the upper support frame of the present invention;

fig. 7 is a schematic structural view of the upper support frame and the cover of the present invention;

fig. 8 is a schematic structural diagram of the connecting block and the sealing cover of the present invention.

In the figure, 1, a frame; 2. a roller; 3. an upper support frame; 4. supporting the main frame; 5. a connecting member; 6. a bottom support frame; 7. connecting grooves; 8. a connecting rod; 9. a limiting groove; 10. a rotating tank; 11. connecting blocks; 12. a jack; 13. an opening; 14. sealing the cover; 15. an elastic member; 16. a clamping block; 17. a card interface; 18. positioning holes; 19. a pull rod; 20. a support bar; 21. an upper support rod; 22. a lower support bar; 23. unlocking the lock; 24. a rotating member; 25. a fixing member; 26. a first bayonet tube; 27. a second bayonet tube; 28. an abutting member; 29. an unlocking lever; 30. a butting post; 31. a notch; 32. a surface of revolution.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-8, a pull rod type cart, including frame 1 and set up in gyro wheel 2 of frame 1 bottom, frame 1 includes upper bracket 3 and support body frame 4, upper bracket 3 and support body frame 4 are connected through connecting piece 5 between, connecting piece 5 is provided with spread groove 7, upper bracket 3 is left and right sides both ends peg graft in spread groove 7, spread groove 7 is including spacing groove 9 and the swivelling chute 10 that communicate each other, upper bracket 3 can supply the user to stimulate, make upper bracket 3 remove to swivelling chute 10 in from spacing groove 9 in both ends about, upper bracket 3 can be at swivelling chute 10 internal rotation. The user is promoting the utility model discloses the time, gyro wheel 2 rolls.

In further detail, the frame 1 further comprises a bottom support frame 6 for placing the storage bag.

In further detail, the upper support frame 3 is U-shaped, and the left end and the right end of the upper support frame 3 are rotatably connected through a connecting rod 8 and a connecting piece 5.

In a further detail, the inside of the upper support frame 3 is provided with a connecting block 11, and the connecting block 11 and the connecting piece 5 are both provided with a jack 12 through which the connecting rod 8 passes. Go up support frame 3 about both ends be provided with opening 13 and be used for sealing the closing cap 14 of opening 13, closing cap 14 and connecting block 11 between connect through elastic component 15, closing cap 14 be provided with joint piece 16, go up support frame 3 be provided with joint interface 17, joint piece 16 be used for with joint interface 17 joint. The upper support frame 3 is further provided with a positioning hole 18, the connecting rod 8 is abutted with one end of the positioning hole 18, and the positioning hole 18 can move, so that the connecting rod 8 is abutted with the other end of the positioning hole 18.

The connecting block 11 is arranged inside the upper support frame 3, the elastic part 15 can be a spring, when a user pulls the upper support frame 3, the left end and the right end of the upper support frame 3 move into the rotating groove 10 from the limiting groove 9, the connecting block 11 is connected with the connecting piece 5 through the connecting rod 8, the connecting block 11 is connected with the sealing cover 14 through the elastic part 15, when the user pulls the upper support frame 3, the connecting block 11 is not movable relative to the connecting piece 5, the sealing cover 14 is pulled to be close to the connecting block 11, the spring is compressed, and the upper support frame 3 moves relative to the connecting block 11. The left and right ends of the upper support frame 3 are pulled into the rotation slots 10.

Because the sealing cover 14 is provided with the clamping block 16, the upper support frame 3 is provided with the clamping interface 17, and the clamping block 16 is clamped with the clamping interface 17, when the upper support frame 3 is pulled, the sealing cover 14 also moves together, so that the spring is compressed. The moving distance of the upper support frame 3 is limited by the positioning hole 18 and the connecting rod 8, when the upper support frame 3 moves, the positioning hole 18 moves relative to the connecting rod 8, the connecting rod 8 is abutted with one end of the positioning hole 18, and the positioning hole 18 moves relative to the connecting rod 8, so that the connecting rod 8 is abutted with the other end of the positioning hole 18.

In a further elaboration, the support main frame 4 comprises a pull rod 19 and a support rod 20 sleeved outside the pull rod 19, the pull rod 19 can move along the length direction of the support rod 20, the support rod 20 comprises an upper support rod 21 and a lower support rod 22, an unlocking piece 23 is arranged in the upper support rod 21, and the pull rod 19 can press the unlocking piece 23 downwards to unlock the upper support rod 21 and the lower support rod 22, so that the upper support rod 21 rotates. The upper support rod 21 and the lower support rod 22 are connected through a rotating part 24 and a fixing part 25 which are hinged with each other, the rotating part 24 is provided with a first inserting pipe 26, the fixing part 25 is provided with a second inserting pipe 27, the first inserting pipe 26 is inserted in the upper support rod 21 and fixedly connected with the upper support rod 21, the second inserting pipe 27 is inserted in the lower support rod 22 and fixedly connected with the lower support rod 22, and the rotating part 24 can rotate along with the upper support rod 21. First grafting pipe 26 cover is established outside unblock piece 23, second grafting pipe 27 in be provided with butt piece 28, unblock piece 23 be provided with unblock pole 29, butt piece 28 be provided with butt post 30, unblock pole 29 and butt post 30 butt each other, rotating member 24 be provided with breach 31, the inner wall butt of butt post 30 and breach 31, unblock pole 29 can promote butt post 30, push out the butt post 30 outside breach 31, make last bracing piece 21 and lower support bar 22 unblock, rotating member 24 still be provided with swivel plane 32, work as outside butt post 30 shift out breach 31, last bracing piece 21 rotatable, make the top butt of swivel plane 32 and butt post 30.

The pull rods 19 of the trolley are all used by a user to pull or retract the pull rods 19 by pressing a button, such as the pull rods 19 of a trunk.

The user pushes down pull rod 19, until pull rod 19 and unlocking piece 23 butt, continue to push down pull rod 19, unlocking piece 23 is pushed down by pull rod 19, make the unlocking post push out breach 31 with butt post 30, thereby can rotate upper strut 21, because the first grafting pipe 26 of rotating member 24 and upper strut 21 link firmly, so upper strut 21 and rotating member 24 rotate together, the butt of swivel surface 32 is at the top of butt post 30, the in-process of rotating upper strut 21, swivel surface 32 removes at the top of butt post 30. Thereby achieving the rotational folding of the upper support 3.

The abutting piece 28 and the unlocking piece 23 are both provided with springs, and when the locking device needs to be used, the upper support frame 3 is unfolded again until the abutting column 30 is rebounded into the notch 31 by the springs, the side wall of the abutting column 30 abuts against the side wall of the notch 31, and therefore the locking of the upper support rod 21 and the lower support rod 22 is achieved.

The utility model discloses the user is through pushing down pull rod 19 to make pull rod 19 push down unblock piece 23, make and go up bracing piece 21 and the unblock of bottom suspension vaulting pole 22, thereby make and go up bracing piece 21 rotatory.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the frame 1, the roller 2, the upper support frame 3, the support main frame 4, the connecting member 5, the bottom support frame 6, the connecting groove 7, the connecting rod 8, the limiting groove 9, the rotating groove 10, the connecting block 11, the insertion hole 12, the opening 13, the cover 14, the elastic member 15, the clamping block 16, the clamping interface 17, the positioning hole 18, the pull rod 19, the support rod 20, the upper support rod 21, the lower support rod 22, the unlocking member 23, the rotating member 24, the fixing member 25, the first insertion tube 26, the second insertion tube 27, the abutting member 28, the unlocking rod 29, the abutting column 30, the notch 31, the rotating surface 32, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a pull rod formula shallow, its characterized in that includes frame (1) and sets up in gyro wheel (2) of frame (1) bottom, frame (1) include upper bracket frame (3) and support body frame (4), upper bracket frame (3) and support body frame (4) between connect through connecting piece (5), connecting piece (5) be provided with spread groove (7), peg graft in spread groove (7) in upper bracket frame (3) both ends about, spread groove (7) including spacing groove (9) and the swivelling chute (10) that communicate each other, upper bracket frame (3) can supply the user to stimulate, make upper bracket frame (3) about both ends remove to swivelling chute (10) from spacing groove (9), upper bracket frame (3) about both ends can be in swivelling chute (10) internal rotation.

2. Pull rod cart according to claim 1, wherein the frame (1) further comprises a bottom support (6) for receiving a bag.

3. The pull rod type cart according to claim 1, wherein the upper support frame (3) is U-shaped, and the left and right ends of the upper support frame (3) are rotatably connected through the connecting rod (8) and the connecting member (5).

4. Pull rod type cart according to claim 1, wherein the upper support frame (3) is provided with a connecting block (11) inside, and the connecting block (11) and the connecting piece (5) are provided with insertion holes (12) for the connecting rod (8) to pass through.

5. The pull rod type cart according to claim 4, wherein openings (13) and covers (14) for sealing the openings (13) are arranged at the left end and the right end of the upper support frame (3), the covers (14) and the connecting blocks (11) are connected through elastic pieces (15), the covers (14) are provided with clamping blocks (16), the upper support frame (3) is provided with clamping ports (17), and the clamping blocks (16) are clamped with the clamping ports (17).

6. Pull rod cart according to claim 3, wherein the upper support frame (3) is further provided with a positioning hole (18), the connecting rod (8) abuts one end of the positioning hole (18), and the positioning hole (18) is movable to abut the other end of the connecting rod (8) and the positioning hole (18).

7. The pull rod type cart according to claim 1, wherein the support main frame (4) comprises a pull rod (19) and a support rod (20) sleeved outside the pull rod (19), the pull rod (19) can move along the length direction of the support rod (20), the support rod (20) comprises an upper support rod (21) and a lower support rod (22), an unlocking member (23) is arranged in the upper support rod (21), and the unlocking member (23) can be pressed by the pull rod (19) to unlock the upper support rod (21) and the lower support rod (22), so that the upper support rod (21) rotates.

8. The pull rod type cart of claim 7, wherein the upper support rod (21) and the lower support rod (22) are connected by a rotating member (24) and a fixing member (25) hinged to each other, the rotating member (24) is provided with a first insertion tube (26), the fixing member (25) is provided with a second insertion tube (27), the first insertion tube (26) is inserted into the upper support rod (21) and is fixedly connected to the upper support rod (21), the second insertion tube (27) is inserted into the lower support rod (22) and is fixedly connected to the lower support rod (22), and the rotating member (24) is rotatable with the upper support rod (21).

9. The pull rod type cart according to claim 8, wherein the first insertion tube (26) is sleeved outside the unlocking member (23), the second insertion tube (27) is provided with an abutting member (28), the unlocking member (23) is provided with an unlocking rod (29), the abutting member (28) is provided with an abutting post (30), the unlocking rod (29) and the abutting post (30) are abutted against each other, the rotating member (24) is provided with a notch (31), the abutting post (30) is abutted against the inner wall of the notch (31), the unlocking rod (29) can push the abutting post (30) to push the abutting post (30) out of the notch (31) to unlock the upper support rod (21) and the lower support rod (22), the rotating member (24) is further provided with a rotating surface (32), and when the abutting post (30) moves out of the notch (31), the upper supporting rod (21) can rotate, so that the rotating surface (32) is abutted against the top of the abutting column (30).