CN222179536U - A camping cart - Google Patents

Abstract

The utility model provides a camping handcart, which comprises a frame body structure capable of gathering, wherein the frame body structure comprises a vertical rod, a bottom surface structure, a wheel assembly and a telescopic cross connecting rod structure, the telescopic cross connecting rod structure is suitable for being unfolded and supported between two vertical rods to form a side surface structure, the side surface structure comprises a first connecting end suitable for being connected to the top end of the vertical rod through a first transmission structure, the first transmission structure comprises a first rotating part, a first sliding part and a limiting plane, the first rotating part and the first sliding part are relatively and fixedly connected, the limiting plane is formed at the top of the first sliding part and is perpendicular to the first sliding part, the first connecting end is hinged with the first rotating part, and the first connecting end is suitable for driving the first sliding part and the vertical rod to be in reciprocating sliding fit in the vertical direction. According to the utility model, the cross connecting rod structure is connected to the top ends of the vertical rods through the first transmission structure, so that the size of the frame body structure in the vertical direction after gathering can be reduced, the first transmission structure comprises the limiting plane, a regular structure defined by four vertical rods can be formed, and the storage and the carrying are convenient.

Description

Hand buggy for camping

Technical Field

The utility model belongs to the technical field of trolleys, and particularly relates to a camping handcart.

Background

The prior China patent with the application number 202221381124.5 discloses a camping trolley, which comprises a frame, push handles and four roller assemblies, wherein the four roller assemblies are arranged at four corners of the bottom of the frame, the frame comprises a frame body formed by a front wall, a rear wall and four side walls and a bottom frame assembly positioned at the bottom of the frame body, the side walls adopt X connecting rods, the upper end and the lower end of each X connecting rod are respectively and rotatably connected with the upper end and the lower end of the front wall and the lower end of the rear wall, the bottom frame comprises two bottom frames with the middle parts rotatably connected, the front end and the rear end of each bottom frame assembly are respectively and rotatably connected with the lower parts of the front wall and the rear wall, the push handles are rotatably arranged on the rear wall, two roller assemblies are respectively and detachably arranged at the two ends of the bottom of the front wall, and two roller assemblies are respectively and fixedly arranged at the two ends of the bottom of the rear wall. In the scheme, the folded trolley is large in size, inconvenient to carry, particularly large in expansion of the size of the trolley in a vertical direction in a unfolded state, uneven in end part and easy to damage adjacent articles and the like in the transportation process.

Disclosure of utility model

In view of the foregoing drawbacks of the prior art, an object of the present utility model is to provide a camping cart for satisfying the needs of users.

To achieve the above object, the present utility model provides a camping handcart comprising a foldable frame structure and a wheel assembly connected to the frame structure, wherein the wheel assembly comprises a fork and a wheel mounted on the fork, and the frame structure comprises

Four upright posts arranged in an array define the axial direction of the upright posts to be the vertical direction, a connecting seat is arranged at the bottom end of the upright posts,

The bottom surface structure comprises a rotary pivot suitable for forming an X-shaped structure and four bottom single rods, the rotary pivot is suitable for forming an intersection of the X-shaped structure, the two axial ends of the bottom single rods are respectively hinged to the rotary pivot and the bottom ends of the vertical rods,

A telescopic cross-link structure adapted to be deployed and supported between two of said uprights to form a side structure, comprising a first connection end adapted to be connected to the top end of said uprights by a first transmission structure, wherein:

The first transmission structure comprises a first rotating part, a first sliding part and a limiting plane, wherein the first rotating part and the first sliding part are relatively and fixedly connected, the limiting plane is formed at the top of the first sliding part, the limiting plane is perpendicular to the first sliding part, the first connecting end is hinged with the first rotating part and is suitable for driving the first sliding part to be in reciprocating sliding fit with the upright rod along the vertical direction,

When the cross connecting rod structure is unfolded, the limiting plane is suitable for being abutted to the first connecting end to prompt the cross connecting rod structure to be unfolded in place, when the cross connecting rod structure is folded, the limiting plane is suitable for being far away from the vertical rod, and the first connecting end is not higher than the limiting plane.

The cloth cover comprises hanging parts arranged at four corners of the cloth cover, the hanging parts are detachably arranged in the frame body structure formed by encircling the bottom surface structure and the side surface structure through hanging the hanging parts in a sleeved mode, the first transmission structure is sleeved at the top end of the vertical rod, the limiting plane is provided with a mounting hole, one end of the hanging column is relatively fixedly arranged in the vertical rod through the mounting hole, and the other end of the hanging column is higher than the limiting plane.

Preferably, the rotating hinge comprises four groups of bottom hinging seats which are suitable for being connected with the bottom single rod and a shielding plane which is suitable for shielding the bottom hinging seats, and the shielding plane is not higher than the limiting plane in a folded state.

Preferably, the cross connecting rod structure comprises a first cross connecting rod structure and a second cross connecting rod structure, the side surface structure comprises a first side surface structure formed by the vertical rod and the first cross connecting rod structure and a second side surface structure formed by the vertical rod and the second cross connecting rod structure, wherein:

The first cross connecting rod structure comprises two hinged first single rods, the top ends of the first single rods are suitable for forming the first connecting ends, the lower ends of the first single rods are suitable for forming the second connecting ends, the first single rods are divided into an upper section and a lower section by a hinge point, and the upper section is longer than the lower section;

The second cross connecting rod structure comprises two groups of cross structures which are symmetrically arranged, each cross structure comprises a second single rod and a third single rod which are hinged, the second single rods are longer than the third single rods, the top ends of the second single rods are suitable for forming the first connecting ends, the bottom ends of the second single rods are hinged, the bottom ends of the third single rods are suitable for forming the second connecting ends, and the top ends of the third single rods are hinged.

Preferably, the second connecting end is suitable for being connected to the bottom end of the vertical rod through a second transmission mechanism, the second transmission mechanism comprises a second transmission rod, a second rotating part and a second sliding part, the second rotating part and the second sliding part are hinged to two ends of the second transmission rod, the second connecting end is hinged to the second rotating part, and when the cross connecting rod structure stretches, the second connecting end is suitable for driving the second sliding part to be in reciprocating sliding fit with the vertical rod in the vertical direction.

Preferably, the second connecting end is adapted to be connected to the bottom end of the upright rod through a third transmission structure, the third transmission structure comprises a third transmission rod, a third rotating part and a third sliding part which are fixedly connected relatively, one end of the third transmission rod is hinged to the upright rod, the second connecting end is hinged to the third rotating part, and when the cross connecting rod structure stretches, the second connecting end is adapted to drive the third sliding part to be in reciprocating sliding fit with the third transmission rod along the axial direction of the third transmission rod.

Preferably, the connecting seat comprises three groups of hinging seats, the third transmission rod and the bottom single rod are hinged to the hinging seats, the other end of the third transmission rod is hinged to the upper section of the first single rod in a first side face structure, and the other end of the third transmission rod is hinged to the second single rod in the same group in a second side face structure.

Preferably, the two third transmission structures are respectively connected to the front side and the rear side of the side structure.

Preferably, the second connecting end is suitable for being connected to the bottom end of the vertical rod through a fourth transmission structure, the fourth transmission structure comprises a fourth linkage rod and a fourth transmission rod, the axial two ends of the fourth linkage rod are suitable for being hinged with the second connecting end and the fourth transmission rod, and one end of the fourth transmission rod is hinged with the vertical rod.

Preferably, the connecting seat comprises three groups of hinging seats, the fourth transmission rod and the bottom single rod are hinged to the hinging seats, the other end of the fourth transmission rod is hinged to the upper section of the first single rod in a first side face structure, and the other end of the fourth transmission rod is hinged to the second single rod in the same group in a second side face structure.

The handle assembly comprises a handle pivot, a handle rod and two handle connecting rods, wherein the handle rod is in sliding fit with the handle pivot, the handle rod comprises a handle part and a stopping part which are arranged at two axial ends of the handle rod, one ends of the two handle connecting rods are hinged to the handle pivot, the other ends of the two handle connecting rods are respectively and rotatably connected to the connecting seat of one first side structure through connecting joints, and the connecting seat is in rotating fit with the wheel fork around the axis of the vertical rod.

When the handle assembly is suitable for driving the frame body structure to move, the handle rod slides to the stop part to be abutted against the handle pivot, the two handle connecting rods are unfolded, and the handle assembly is of a Y-shaped structure.

When the frame body structures are gathered, the handle assemblies are gathered through the connecting joints and are parallel to the first side surface structures, the connecting seat is suitable for driving the two handle connecting rods to be folded, the handle rods slide to the handle parts to be abutted to the handle hinges, and the stop parts do not exceed the wheels.

The beneficial effects of the utility model are as follows:

The crossed connecting rod structure is connected to the top end of the vertical rod through the first transmission structure, the size of the frame body structure in the vertical direction after gathering can be reduced, the first transmission structure comprises a limiting plane, a regular structure defined by four vertical rods can be formed, the storage and the carrying are convenient, the end part is smooth, and potential safety hazards caused by a sharp structure are avoided.

Drawings

Fig. 1 is a schematic structural diagram of a camping hand buggy according to embodiment 1.

Fig. 2 is a schematic structural diagram of a camping hand buggy (excluding a cloth cover) according to embodiment 1.

Fig. 3 is a schematic view of a gathering state of the camping hand buggy provided in embodiment 1.

Fig. 4 is a schematic structural diagram of a first cross-link structure provided in embodiment 1.

Fig. 5 is a schematic structural diagram of a second cross-link structure provided in embodiment 1.

Fig. 6 is a schematic structural diagram of a first cross-link structure provided in embodiment 2.

Fig. 7 is a schematic structural diagram of a second cross-link structure provided in embodiment 2.

In the drawing, a vertical rod 101, a first single rod 102, a second single rod 103, a first connection end 104, a second connection end 105, a first transmission structure 106, a first rotating part 107, a first sliding part 108, a limit plane 109, a rotating hinge 110, a bottom single rod 111, a bottom hinge base 112, a shade plane 113, a connection base 114, a third transmission structure 115, a third transmission rod 116, a third rotating part 117, a third sliding part 118, a hinge base 119, a fourth linkage rod 121, a fourth transmission rod 122, a suspension post 123, a third single rod 124, a first side structure 125, a second side structure 126, a sleeve 200, a hanging part 201, a wheel 301, a fork 302, a handle hinge 401, a handle rod 402, a handle link 403, a handle part 404, a stopper 405, and a connection joint 406.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

As shown in fig. 1-5, a camping hand buggy includes a collapsible frame structure, a sleeve removably mounted to the frame structure, a wheel assembly including a fork 302 and a wheel 301 mounted to the fork 302, and a handle assembly.

The frame structure is formed by enclosing a bottom surface structure and a side surface structure, and the side surface structure is formed by upright rods 101 arranged in an array and a telescopic cross connecting rod structure supported between the two upright rods 101. Defining the axial direction of the upright pole 101 as the vertical direction, a connecting seat 114 is arranged at the bottom end of the upright pole 101, and the connecting seat 114 and a fork 302 are in rotary fit around the axial line of the upright pole 101. The cross connecting rod structure comprises a first cross connecting rod structure and a second cross connecting rod structure, the side surface structure comprises a first side surface structure 125 formed by a vertical rod and the first cross connecting rod structure and a second side surface structure 126 formed by the vertical rod and the second cross connecting rod structure, wherein the first cross connecting rod structure comprises two hinged first single rods 102, the top ends of the first single rods 102 are suitable for forming a first connecting end 104, the lower ends of the first single rods 102 are suitable for forming a second connecting end 105, the first single rods 102 are divided into an upper section and a lower section by a hinging point, the upper section is longer than the lower section, the second cross connecting rod structure comprises two groups of symmetrically arranged cross structures, the cross structures comprise hinged second single rods 103 and third single rods 124, the second single rods 103 are longer than the third single rods 124, the top ends of the two second single rods 103 are suitable for forming a first connecting end 104, the bottom ends of the two second single rods 103 are hinged, the bottom ends of the two third single rods 124 are suitable for forming a second connecting end 105, and the top ends of the two third single rods 124 are hinged. The first connecting end 104 is suitable for being connected to the top end of the upright 101 through the first transmission structure 106, the first transmission structure 106 comprises a first rotating part 107, a first sliding part 108 and a limiting plane 109 formed on the top of the first rotating part, the limiting plane 109 is perpendicular to the first sliding part 108, the first sliding part 108 is of a cylindrical structure, the limiting plane 109 is suitable for closing one end of the first sliding part 108, the first connecting end 104 is hinged with the first rotating part 107, the first connecting end 104 is suitable for driving the first sliding part 108 to be in reciprocating sliding fit with the upright 101 along the vertical direction, when the cross connecting rod structure is unfolded, the limiting plane 109 is suitable for abutting the first connecting end 104 to prompt the cross connecting rod structure to be unfolded in place, when the cross connecting rod structure is folded, the limiting plane 109 is suitable for being away from the upright 101, and the first connecting end 104 is not higher than the limiting plane 109.

In the present embodiment, the bottom structure includes a rotation hinge 110 adapted to constitute an X-shaped structure and four bottom single rods 111, the rotation hinge 110 is adapted to constitute an intersection of the X-shaped structure, the rotation hinge 110 includes four sets of bottom hinge seats 112 and a shielding plane 113 adapted to shield the bottom hinge seats 112, and both axial ends of the bottom single rods 111 are hinged to the respective connection seats 114 adapted to connect the bottom single rods 111. In the folded state of the frame structure, the shielding plane 113 is not higher than the limiting plane 109.

In this embodiment, the second connecting end 105 is adapted to be connected to the bottom end of the upright 101 through a fourth transmission structure, the fourth transmission structure includes a fourth linkage rod 121 and a fourth transmission rod 122, two axial ends of the fourth linkage rod 121 are adapted to hinge the second connecting end 105 and the fourth transmission rod 122, and one end of the fourth transmission rod 122 is hinged to the upright 101.

In the present embodiment, the connection base 114 includes three sets of hinge bases 119, a fourth transmission rod 122, and a bottom single rod 111 are hinged to the hinge bases 119, and in a first side structure 125, the other end of the fourth transmission rod 122 is hinged to the upper section of the first single rod 102, and in a second side structure 126, the other end of the fourth transmission rod 122 is hinged to the second single rod 103 of the same set.

In this embodiment, the cloth cover 200 includes a hanging portion 201 disposed at four corners thereof, the hanging portion 201 is detachably mounted in a frame structure formed by enclosing a bottom surface structure and a side surface structure by sleeving and hanging the hanging post 123, the first transmission structure 106 is sleeved on the top end of the upright post 101, the limiting plane 109 is provided with a mounting hole, one end of the hanging post 123 is relatively fixedly disposed on the upright post 101 through the mounting hole, and the other end of the hanging post 123 is higher than the limiting plane 109.

In this embodiment, the handle assembly includes a handle hinge 401, a handle bar 402, two handle links 403, the handle bar 402 is slidably matched with the handle hinge 401, the handle bar 402 includes a handle portion 404 and a stop portion 405 disposed at two axial ends thereof, one end of each of the two handle links 403 is hinged to the handle hinge 401, and the other ends of the two handle links 403 are respectively rotatably connected to the connection base 114 of one of the first side structures 125 through connection joints 406.

When the handle assembly is suitable for driving the frame body structure to move, the handle rod 402 slides to the stop part 405 to abut against the handle pivot 401, the two handle connecting rods 403 are unfolded, and the handle assembly is in a Y-shaped structure. When the frame structures are gathered, the handle assemblies are close together and arranged parallel to the first side surface structure 125 through the connecting joints 406, the connecting seat 114 is suitable for driving the two handle connecting rods 403 to be folded, the handle rods 402 slide to the handle parts 404 to abut against the handle hinges 401, and the stop parts 405 do not exceed the wheels 301.

Example 2

As shown in fig. 6-7, a camping cart is different from embodiment 1 in that the second connecting end 105 is adapted to be connected to the bottom end of the upright 101 through the third transmission structure 115, and the two third transmission structures 115 are respectively connected to the front and rear sides of the same side structure. The third transmission structure 115 comprises a third transmission rod 116, a third rotating part 117 and a third sliding part 118 which are fixedly connected relatively, one end of the third transmission rod 116 is hinged to the upright rod 101, the second connecting end 105 is hinged to the third rotating part 117, and when the crossed connecting rod structure stretches, the second connecting end 105 is suitable for driving the third sliding part 118 to be in reciprocating sliding fit with the third transmission rod 116 along the axial direction. The connecting seat 114 comprises three groups of hinging seats 119, and the third transmission rod 116 and the bottom single rod 111 are hinged to the hinging seats 119. In the first side structure 125, the other end of the third transmission rod 116 is hinged to the upper section of the first single rod 102, and in the second side structure 126, the other end of the third transmission rod 116 is hinged to the second single rod 124 of the same group.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.

Claims (10)

1. The utility model provides a hand buggy camps, includes frame structure that can gather together and is connected to the wheel assembly of frame structure, the wheel assembly includes the fork and installs in the wheel of fork, characterized in that, frame structure includes

Four upright posts arranged in an array define the axial direction of the upright posts to be the vertical direction, a connecting seat is arranged at the bottom end of the upright posts,

The bottom surface structure comprises a rotary pivot suitable for forming an X-shaped structure and four bottom single rods, the rotary pivot is suitable for forming an intersection of the X-shaped structure, the two axial ends of the bottom single rods are respectively hinged to the rotary pivot and the bottom ends of the vertical rods,

A telescopic cross-link structure adapted to be deployed and supported between two of said uprights to form a side structure, comprising a first connection end adapted to be connected to the top end of said uprights by a first transmission structure, wherein:

The first transmission structure comprises a first rotating part, a first sliding part and a limiting plane, wherein the first rotating part and the first sliding part are relatively and fixedly connected, the limiting plane is formed at the top of the first sliding part, the limiting plane is perpendicular to the first sliding part, the first connecting end is hinged with the first rotating part and is suitable for driving the first sliding part to be in reciprocating sliding fit with the upright rod along the vertical direction,

When the cross connecting rod structure is unfolded, the limiting plane is suitable for being abutted to the first connecting end to prompt the cross connecting rod structure to be unfolded in place, when the cross connecting rod structure is folded, the limiting plane is suitable for being far away from the vertical rod, and the first connecting end is not higher than the limiting plane.

2. The camping hand buggy of claim 1, further comprising a cloth cover, wherein the cloth cover comprises hanging parts arranged at four corners of the cloth cover, the hanging parts are detachably arranged in the frame structure formed by enclosing the bottom surface structure and the side surface structure through hanging the hanging posts, the first transmission structure is sleeved at the top end of the vertical rod, the limiting plane is provided with a mounting hole, one end of the hanging post is relatively fixedly arranged in the vertical rod through the mounting hole, and the other end of the hanging post is higher than the limiting plane.

3. The camping cart of claim 2, wherein the swivel hub comprises four sets of bottom hinge bases adapted to connect the bottom single bar and a mask plane adapted to mask the bottom hinge bases, the mask plane being no higher than the limit plane in the collapsed state.

4. A camping cart according to any one of claims 1-3, wherein the cross-link structure comprises a first cross-link structure and a second cross-link structure, the side structures comprising a first side structure comprising the upright and the first cross-link structure and a second side structure comprising the upright and the second cross-link structure, wherein:

The first cross connecting rod structure comprises two hinged first single rods, the top ends of the first single rods are suitable for forming the first connecting ends, the lower ends of the first single rods are suitable for forming the second connecting ends, the first single rods are divided into an upper section and a lower section by a hinge point, and the upper section is longer than the lower section;

The second cross connecting rod structure comprises two groups of cross structures which are symmetrically arranged, each cross structure comprises a second single rod and a third single rod which are hinged, the second single rods are longer than the third single rods, the top ends of the two second single rods are suitable for forming the first connecting ends, the bottom ends of the two second single rods are hinged, the bottom ends of the two third single rods are suitable for forming the second connecting ends, and the top ends of the two third single rods are hinged.

5. The camping hand buggy of claim 4, wherein the second connecting end is adapted to be connected to the bottom end of the upright through a second transmission mechanism, the second transmission mechanism comprises a second transmission rod, a second rotating part and a second sliding part hinged to two ends of the second transmission rod, the second connecting end is hinged to the second rotating part, and when the cross connecting rod structure stretches, the second connecting end is adapted to drive the second sliding part to reciprocate in a sliding fit with the upright in a vertical direction.

6. The camping cart of claim 4, wherein the second connection end is adapted to be connected to the bottom end of the upright through a third transmission structure, the third transmission structure comprises a third transmission rod, a third rotating part and a third sliding part which are fixedly connected with each other, one end of the third transmission rod is hinged to the upright, the second connection end is hinged to the third rotating part, and when the cross connecting rod structure stretches, the second connection end is adapted to drive the third sliding part to reciprocate and slide along the axial direction of the third transmission rod.

7. The camping cart of claim 6, wherein the connector comprises three sets of hinged mounts, the third drive rod and the bottom single rod being hinged to the hinged mounts, the third drive rod being hinged at the other end to an upper section of the first single rod in a first side configuration and the third drive rod being hinged at the other end to the second single rod of the same set in the second side configuration.

8. The camping cart of claim 4, wherein the second connection end is adapted to be connected to the bottom end of the upright via a fourth transmission structure, the fourth transmission structure comprising a fourth linkage rod and a fourth transmission rod, the fourth linkage rod having two axial ends adapted to hinge the second connection end and the fourth transmission rod, and one end of the fourth transmission rod being hinged to the upright.

9. The camping cart of claim 8, wherein the connector comprises three sets of hinge mounts, the fourth drive rod and the bottom single rod being hinged to the hinge mounts, the fourth drive rod being hinged at the other end to an upper section of the first single rod in a first side configuration and the fourth drive rod being hinged at the other end to the second single rod of the same set in the second side configuration.

10. The camping hand buggy of claim 4, further comprising a handle assembly comprising a handle pivot, a handle bar, two handle links, the handle bar being in sliding engagement with the handle pivot, the handle bar comprising a handle portion and a stop portion disposed at both axial ends thereof, one ends of the two handle links being hinged to the handle pivot, the other ends of the two handle links being respectively rotatably connected to the connection seats in one of the first side structures by connection joints, the connection seats being in rotational engagement with the wheel fork about the axis of the upright,

When the handle assembly is suitable for driving the frame body structure to move, the handle rod slides to the stop part to abut against the handle pivot, the two handle connecting rods are unfolded, the handle assembly is in a Y-shaped structure,

When the frame body structures are gathered, the handle assemblies are gathered through the connecting joints and are parallel to the first side surface structures, the connecting seat is suitable for driving the two handle connecting rods to be folded, the handle rods slide to the handle parts to be abutted to the handle hinges, and the stop parts do not exceed the wheels.