CN220577289U - Double-cross handcart - Google Patents

Abstract

The utility model discloses a double-cross handcart which comprises a frame and a storage cover sleeved on the frame, wherein the frame comprises a front rod group, a middle rod group and a rear rod group, a folding underframe is hinged between the front rod group and the middle rod group, a folding underframe is also hinged between the middle rod group and the rear rod group, the folding underframe is arranged in an X shape, a handle mechanism is arranged at the lower end of the front rod group, and rollers are arranged at the bottom of the front rod group and the bottom of the rear rod group. According to the folding frame, the front rod group, the middle rod group and the rear rod group are matched with the folding chassis, so that the folding frame can be folded in the front, rear, left and right directions, the storage space of the folded trolley is further reduced, the angle of the pull rod can be adjusted and fixed synchronously under the mutual matching of the clamping grooves and the clamping teeth of the two damping gaskets through the two damping gaskets arranged between the connecting piece and the rotary hinging seat, and the phenomenon that the pull rod falls to the ground after being unhooked is effectively avoided.

Description

Double-cross handcart

Technical Field

The utility model relates to the technical field of carts, in particular to a double-cross handcart.

Background

The folding handcart is a carrying vehicle which is pushed and pulled manually and has the advantage of convenient carrying or storage after folding.

The Chinese issued patent with the bulletin number of CN218400596U discloses a folding trolley, a trolley frame, wherein the trolley frame comprises two groups of bracket components which are arranged at intervals and a connecting rod component which is used for connecting the two groups of bracket components, the bracket components comprise a first cross rod, a second cross rod and two folding vertical rods, two ends of one folding vertical rod are respectively hinged with one end of the first cross rod and one end of the second cross rod, two ends of the other folding vertical rod are respectively hinged with the other end of the first cross rod and the other end of the second cross rod, and the folding vertical rod has a supporting state and a folding state; the frame has open state and accomodates the state, and two collapsible montants all are in the supporting state when being in open state, and two collapsible montants switch to folding state from supporting state simultaneously when switching to accomodating the state from open state, fold through preceding and following support synchronization, and other frame parts cooperation of being convenient for fold up easy operation.

However, the folding cart only has the folding along the length direction, can not fold along the width direction, still occupies a certain storage space after folding, is to be lifted, has no angle adjusting and fixing function, can fall to the ground after a user releases the pull rod, and has the defects of bending down to pick up and inconvenient use.

For this purpose we propose a double-crossed hand trolley.

Disclosure of Invention

It is an object of the present utility model to provide a double-crossed hand truck that solves or at least alleviates one or more of the above-mentioned and other problems of the prior art.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the utility model provides a double-cross handcart, is in including frame and cover storage cover on the frame, the frame includes anterior pole group, middle part pole group and rear portion pole group, anterior pole group with articulated between the middle part pole group have folding chassis, middle part pole group with also articulated between the rear portion pole group have folding chassis, folding chassis is X shape setting, the lower extreme of anterior pole group is provided with handle mechanism, the bottom of anterior pole group with the bottom of rear portion pole group all is provided with the gyro wheel.

In the double-cross handcart according to the utility model, the front rod group comprises two front fixing rods, the middle rod group comprises two middle fixing rods, the rear rod group comprises two rear fixing rods, and the bottoms of the two middle fixing rods, the bottoms of the two rear fixing rods and the bottoms of the two front fixing rods are fixedly connected with fixed hinging seats.

According to the double-cross handcart disclosed by the utility model, two folding underframes comprise the first movable hinging seats and the first connecting rods, the four first connecting rods are hinged with the four hinging grooves of the first movable hinging seats respectively, the four first connecting rods are hinged with the corresponding fixed hinging seats respectively, and the hinging grooves of the first movable hinging seats are downwards opened.

The double-cross handcart further comprises a folding reinforcing frame, wherein the folding reinforcing frame is hinged between the front rod group and the middle rod group, between the middle rod group and between the rear rod group.

According to the double-cross handcart disclosed by the utility model, 2 movable hinging pieces are sleeved on the two middle fixing rods, the two rear fixing rods and the two front fixing rods in a sliding manner, the two folding reinforcing frames comprise second movable hinging seats and second connecting rods, the four second connecting rods are hinged with the four hinging grooves of the second movable hinging seats respectively, the four second connecting rods are connected with the movable hinging pieces corresponding to the second connecting rods respectively, the hinging groove openings of the second movable hinging seats are upwards arranged, and the second movable hinging seats are positioned below the first movable hinging seats.

According to the double-cross handcart disclosed by the utility model, the handle mechanism comprises a pull rod and two connecting pieces, the two connecting pieces are respectively and fixedly sleeved at the lower ends of the front fixing rods corresponding to the pull rod, the bottoms of the pull rods are fixedly connected with movable hinging seats, the two ends of the movable hinging seats are hinged with third connecting rods, one end of each third connecting rod, which is far away from each movable hinging seat, is hinged with the corresponding connecting piece, two damping gaskets are arranged between each rotary hinging seat and the corresponding connecting piece, clamping grooves are formed in one side of each damping gasket, clamping teeth are arranged between the two clamping grooves, the surfaces of the two damping gaskets, which are provided with the clamping grooves, are oppositely arranged, and the clamping teeth on one damping gasket can be clamped in the clamping groove of the other damping gasket.

The utility model has at least the following beneficial effects:

according to the folding frame, the front rod group, the middle rod group and the rear rod group are matched with the folding chassis, so that the front, rear, left and right folding of the frame can be realized, and the storage space of the folded trolley is further reduced;

the bottom bearing capacity of the frame can be enhanced through the folding reinforcing frame, so that the trolley is more stable when carrying heavier cargoes;

through two damping washers that set up between connecting piece and rotation articulated seat, can realize adjusting and fixed synchronous function to the angle of pull rod under the draw-in groove and the latch on two damping washers mutually support, effectively avoid the phenomenon emergence that drops to the ground after the pull rod takes off the hand.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic view of a frame of the present utility model;

FIG. 2 is a schematic view of the structure of the frame of the present utility model without the folding reinforcement frame;

FIG. 3 is a schematic view of the structure of the frame of the present utility model without the folding chassis installed;

FIG. 4 is a schematic illustration of the structural damping washer of the present utility model in combination;

FIG. 5 is a schematic view of a damping washer of the present utility model;

FIG. 6 is an enlarged schematic view of the portion A in FIG. 3;

FIG. 7 is an enlarged view of the portion B of FIG. 2;

FIG. 8 is a schematic view of a folded frame of the present utility model;

fig. 9 is a schematic structural view of the frame of the present utility model when the storage cover is installed.

Reference numerals illustrate:

1. folding the underframe; 101. the first movable hinge seat; 102. a first connecting rod; 103. a fixed hinging seat; 2. folding the reinforcing frame; 201. the second movable hinging seat; 202. a second connecting rod; 203. a movable hinge; 3. a middle fixing rod; 4. a front fixing rod; 5. a rear fixing rod; 6. a handle mechanism; 601. a pull rod; 602. a third connecting rod; 603. rotating the hinging seat; 604. moving the hinging seat; 605. a connecting piece; 606. a damping washer; 6061. a clamping groove; 7. a roller; 8. a storage cover.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

Referring to fig. 1 to 9, the present embodiment provides a dual-cross hand cart, including a frame and a storage cover 8 sleeved on the frame, the frame includes a front rod set, a middle rod set and a rear rod set, a folding chassis 1 is hinged between the front rod set and the middle rod set, a folding chassis 1 is hinged between the middle rod set and the rear rod set, the folding chassis 1 is in an X-shaped arrangement, a handle mechanism 6 is provided at the lower end of the front rod set, the front rod set includes two front fixing rods 4, the middle rod set includes two middle fixing rods 3, the rear rod set includes two rear fixing rods 5, the bottom of the front fixing rods 4 and the bottom of the rear fixing rods 5 are provided with rollers 7, wherein the rollers 7 at the bottom of the front fixing rods 4 are universal wheels, the rollers 7 at the bottom of the rear fixing rods 5 are directional wheels, the bottoms of the two middle fixing rods 3, the bottoms of the two rear fixing rods 5 and the bottoms of the two front fixing rods 4 are fixedly connected with a hinge base 103, the two folding chassis 1 and the four hinge base 102 are respectively provided with a first hinge base 102 and a fourth hinge base 102, the two hinge base 102 are respectively provided with a fourth hinge base 102, and a fourth hinge base 102 is respectively hinged to the fourth hinge base 102.

Through adopting above-mentioned technical scheme, when folding, upwards lift two first activity articulated seat 101 for well portion dead lever 3, anterior dead lever 4 and rear portion dead lever 5 move to first activity articulated seat 101 central direction, and then realize the folding function of drawing in of frame.

Specifically, in order to improve the vehicle-mounted capacity of the bottom of the frame, a folding reinforcing frame 2 is provided, the folding reinforcing frame 2 is hinged between the front rod group and the middle rod group and between the middle rod group and the rear rod group, the two folding reinforcing frames 2 comprise second movable hinge seats 201 and second connecting rods 202, the second connecting rods 202 are provided with four, the four second connecting rods 202 are hinged with four hinge grooves of the second movable hinge seats 201 respectively, 2 movable hinge parts 203 are sleeved on two middle fixing rods 3, two rear fixing rods 5 and two front fixing rods 4 in a sliding mode, the four second connecting rods 202 are respectively connected to the movable hinge parts 203 corresponding to the front fixing rods, the hinge grooves of the second movable hinge seats 201 are arranged upwards, and the second movable hinge seats 201 are located below the first movable hinge seats 101.

The handle mechanism 6 comprises a pull rod 601 and two connecting pieces 605, the two connecting pieces 605 are respectively and fixedly sleeved at the lower end of a front fixing rod 4 corresponding to the pull rod, a movable hinging seat 604 is fixedly connected to the bottom of the pull rod 601, third connecting rods 602 are hinged to two ends of the movable hinging seat 604, a rotary hinging seat 603 is hinged to the connecting pieces 605, two damping washers 606 are arranged between the rotary hinging seat 603 and the connecting pieces 605, clamping grooves 6061 are formed in one side of each damping washer 606, clamping teeth are arranged between the two clamping grooves 6061, faces of the two damping washers 606 are oppositely arranged, and the clamping teeth on one damping washer 606 can be clamped in the clamping groove 6061 of the other damping washer 606.

Through two damping washers 606 that set up, can realize adjusting and fixed synchronous function to the angle of pull rod 601 under draw-in groove 6061 and latch cooperation on two damping washers 606, when the angle hand of need adjusting pull rod 601, can upwards or give a power to pull rod 601 downwards for the latch shifts out from draw-in groove 6061, can hear the sound of clicking this moment, after adjusting to suitable angle, unclamp pull rod 601 can, the latch can block in another draw-in groove 6061 this moment inside, improves a resistance for pull rod 601, effectively avoids the phenomenon emergence that falls to the ground to appear after pull rod 601 breaks away from the hand.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (6)

1. The utility model provides a double-cross handcart, its characterized in that includes the frame and overlaps and establish storing cover on the frame, the frame includes anterior pole group, middle part pole group and rear portion pole group, the anterior pole group with articulated between the middle part pole group have folding chassis, the middle part pole group with also articulated between the rear portion pole group have folding chassis, folding chassis is X shape setting, the lower extreme of anterior pole group is provided with handle mechanism, the bottom of anterior pole group with the bottom of rear portion pole group all is provided with the gyro wheel.

2. A double-crossed hand truck according to claim 1, characterized in that: the front rod group comprises two front fixing rods, the middle rod group comprises two middle fixing rods, the rear rod group comprises two rear fixing rods, and the bottoms of the middle fixing rods, the bottoms of the rear fixing rods and the bottoms of the front fixing rods are fixedly connected with fixed hinge seats.

3. A double-crossed handcart as claimed in claim 2, wherein: the folding underframe comprises a first movable hinging seat and first connecting rods, wherein the first connecting rods are provided with four hinging grooves, the first connecting rods are hinged with the first movable hinging seat respectively, the first connecting rods are hinged with the fixed hinging seat corresponding to the first hinging seat respectively, and the hinging grooves of the first movable hinging seat are downwards opened.

4. A double-crossed hand truck according to claim 3, characterized in that: the folding and reinforcing frame is hinged between the front rod group and the middle rod group, between the middle rod group and between the rear rod group.

5. The double-crossed handcart according to claim 4, wherein: the two middle fixing rods, the two rear fixing rods and the two front fixing rods are respectively sleeved with a movable hinge part in a sliding way, the two folding reinforcing frames respectively comprise a second movable hinge seat and a second connecting rod, the second connecting rods are provided with four, the four second connecting rods are hinged with the four hinge grooves of the second movable hinge seat respectively, the four second connecting rods are connected to the corresponding movable hinge pieces respectively, the opening of the hinge groove of the second movable hinge seat is upwards arranged, and the second movable hinge seat is located below the first movable hinge seat.

6. A double-crossed handcart as claimed in claim 2, wherein: the handle mechanism comprises a pull rod and two connecting pieces, wherein the two connecting pieces are respectively fixedly sleeved at the lower ends of the front fixing rods corresponding to the pull rod, the bottoms of the pull rods are fixedly connected with movable hinging seats, the two ends of the movable hinging seats are hinged with third connecting rods, one ends of the movable hinging seats, which are far away from the third connecting rods, are hinged with rotary hinging seats, the rotary hinging seats are hinged with the connecting pieces, two damping washers are arranged between the rotary hinging seats and the connecting pieces, clamping grooves are formed in one side of each damping washer, clamping teeth are arranged between the two clamping grooves, the two damping washers are arranged in a face of each clamping groove in a face-to-face mode, and one clamping tooth on each damping washer can be clamped in the other clamping groove of each damping washer.