CN210852492U

CN210852492U - Portable handcart

Info

Publication number: CN210852492U
Application number: CN201921223267.1U
Authority: CN
Inventors: 肖绪质
Original assignee: Individual
Current assignee: Hangzhou Lai Home Furnishing Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-06-26
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a handcart field discloses portable handcart, and it includes bracing piece, sill bar and filler rod, still includes the pull rod, and pull rod, bracing piece, sill bar and filler rod are U type pole, and the pull rod articulates in the upper end of bracing piece, and first articulated elements is installed to the bottom of bracing piece, and the sill bar articulates on the bracing piece through first articulated elements, and the second articulated elements is installed to the tip of filler rod, and the filler rod passes through the second articulated elements and articulates with the sill bar. The utility model has the advantages that the utility model is provided with the pull rod and the bottom rod which are hinged with the support rod, and the backing rod which is hinged with the bottom rod, so that the pull rod, the bottom rod and the backing rod can be folded, and the portable trolley is small in volume and small in occupied space after being folded; the bracing piece plays the supporting role, and the pull rod is used for pulling the handcart, and the sill bar is used for holding the goods, and the filler rod is used for the bearing with the bottom cooperation of bracing piece.

Description

Portable handcart

Technical Field

The utility model relates to a handcart field has especially related to portable handcart.

Background

The small-sized trolley is widely applied to travel or daily shopping, and can be folded when not in use due to the fact that the small-sized trolley is foldable, so that the small-sized trolley is convenient to carry and store; the existing small handcart can provide some convenience for people to go out, but is generally half-folded, has larger volume after being folded and occupies more space, and the telescopic pipe fittings adopted by some pull rods have larger friction in the telescopic process and are easy to loosen after being used for a long time; and because the front row of rollers are stressed intensively, the front row of rollers are easy to damage.

Chinese patent No. CN205498997U discloses a portable handcart, which includes a first side support, a second side support and a chassis support, the chassis support is provided with a front wheel and a rear wheel, the front wheel is a universal wheel, the universal wheel is a pair of universal wheel, a pair of universal wheel is provided on two sides of the chassis support respectively, each universal wheel is provided on a universal wheel support respectively, one end of the two universal wheel supports is hinged with the chassis support, a connecting rod is fixed between the other ends of the two universal wheel supports, and the connecting rod is located below the chassis support. The utility model discloses a portable handcart, the front wheel can rotate wantonly, and it is more convenient to use, and the universal wheel chassis support rotates relatively, more portable. But its structure is comparatively complicated, and the front wheel atress is comparatively concentrated, and the long-time bearing of front wheel causes deformation damage easily, and the front wheel is comparatively occupation volume to it is great to cause the folding whole volume of handcart.

SUMMERY OF THE UTILITY MODEL

The utility model discloses portable handcart structure is comparatively complicated among the prior art, and handcart life is short, and folding back great shortcoming of volume provides a simple structure compactness, convenient to use, long service life, folding back small portable handcart.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

portable handcart, including bracing piece, sill bar and filler rod, still include the pull rod, bracing piece, sill bar and filler rod are U type pole, and the pull rod articulates in the upper end of bracing piece, and first articulated elements is installed to the bottom of bracing piece, and the sill bar articulates on the bracing piece through first articulated elements, and the second articulated elements is installed to the tip of filler rod, and the filler rod passes through the second articulated elements and articulates with the sill bar. The portable trolley is provided with the pull rod and the bottom rod which are hinged with the support rod, and the cushion rod which is hinged with the bottom rod, so that the pull rod, the bottom rod and the cushion rod can be folded, and the portable trolley is small in size and small in occupied space after being folded integrally; the bracing piece plays the supporting role, and the pull rod is used for pulling the handcart, and the sill bar is used for holding the goods, and the filler rod is used for the bearing with the bottom cooperation of bracing piece.

Preferably, the first hinge element comprises a plug column and a hinge arm, the plug column is internally provided with a plug hole, the support rod is plugged in the plug hole, the hinge arm is symmetrically connected to two sides of the plug column and forms a hinge position, a first fastener is installed in the hinge position in a matched mode, the end part of the bottom rod falls into the hinge position, and the bottom rod rotates upwards or downwards through the first fastener and is hinged to the support rod. First articulated elements design benefit, simple structure is compact, and the bracing piece is pegged graft in the post of pegging graft, has guaranteed the compactness of being connected of first articulated elements and bracing piece, and articulated position the sill bar of being convenient for makes progress or rotates downwards and is articulated with the bracing piece, and the sill bar articulates on the bracing piece through first articulated elements, and the folding bottom bar that receive and releases of user of being convenient for.

Preferably, one end of the second hinge part is provided with an insertion groove, the pad rod is inserted in the insertion groove and fixedly connected with the second hinge part, the other end of the second hinge part is provided with a hinge seat, a second fastener is installed in the hinge seat in a matched mode, and the bottom rod is hinged in the hinge seat through the second fastener. The structure of second articulated elements is simpler, through set up with filler rod complex inserting groove and with the articulated seat of sill bar complex, the filler rod of being convenient for is folded on the sill bar through articulated seat.

As preferred, the bracing piece includes left side pole and right side pole, and the sill bar includes left sill bar and right sill bar, and left sill bar articulates on the left side pole through first articulated elements, and right sill bar articulates on the right side pole through first articulated elements, and the filler rod includes left filler rod and right filler rod, and second articulated elements symmetry is installed on left filler rod and right filler rod, and left filler rod passes through the second articulated elements and articulates on left sill bar, and right filler rod passes through the second articulated elements and articulates on right sill bar. The second articulated elements are symmetrically arranged on the left pad bar and the right pad bar, so that the trolley is convenient to bear and the balance of the trolley is ensured.

Preferably, still include first connecting rod, the lower extreme of left side pole and right side pole all seted up with first connecting rod complex pilot hole, the tip of first connecting rod is worn out and is connected with the walking gyro wheel behind the pilot hole. The first connecting rod not only enhances the overall connecting strength of the supporting rod, but also is convenient for mounting the walking roller.

Preferably, the folding bicycle further comprises a left supporting rod and a right supporting rod, one end of the left supporting rod is hinged to the inner side of a second hinged piece on the left cushion rod, the other end of the left supporting rod is hinged to a first connecting rod on the inner side of the left cushion rod, the left supporting rod, the left side supporting rod and the left bottom rod form a triangular support and limit the downward rotating angle of the left bottom rod, the maximum angle between the left bottom rod and the left side rod is 90 degrees, one end of the right supporting rod is hinged to the inner side of a second hinged piece on the right cushion rod, the other end of the right supporting rod is hinged to a first connecting rod on the inner side of the right side rod, the right supporting rod, the right side supporting rod and the right bottom rod form a triangular support and limit the downward rotating angle of the right bottom rod, and the. Left branch and left side pole and left sill bar form the A-frame and restrict left sill bar pivoted angle downwards, the maximum angle between left sill bar and the left side pole is 90, right branch and right side pole and right sill bar form the A-frame and restrict right sill bar pivoted angle downwards, the maximum angle between right sill bar and the right side pole is 90, guarantee when the bracing piece is vertical to be placed, the sill bar is in horizontal position, thereby be convenient for place the goods, guarantee the holistic balance performance of handcart.

Preferably, a second connecting rod is connected between the left bottom rod and the right bottom rod. Be convenient for support the goods, prevent that the goods from dropping.

Preferably, the pull rod includes a left pull rod hinged inside the left side rod and a right pull rod hinged inside the right side rod. The pull rod can be folded and retracted conveniently.

Preferably, the bag is further included, an interlayer is arranged on the back of the bag, the bag is sleeved on the supporting rod through the interlayer, the bottom of the bag is arranged on the bottom rod in a sitting mode, a third connecting rod is connected between the left pull rod and the right pull rod, a fastener is installed on the third connecting rod, and the top of the bag is limited on the third connecting rod through being connected with the fastener. The bag effectively combines with bracing piece, sill bar and pull rod, is convenient for accomodate and holds goods, convenient to use.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the utility model has the advantages that the utility model is provided with the pull rod and the bottom rod which are hinged with the support rod, and the backing rod which is hinged with the bottom rod, so that the pull rod, the bottom rod and the backing rod can be folded, and the portable trolley is small in volume and small in occupied space after being folded; the supporting rods play a supporting role, the pull rods are used for pulling the trolley, the bottom rods are used for containing goods, and the cushion rods are matched with the bottoms of the supporting rods and used for bearing; the first hinge piece is ingenious in design and simple and compact in structure, the support rod is inserted into the insertion column, the connection tightness between the first hinge piece and the support rod is guaranteed, the bottom rod can rotate upwards or downwards to be hinged with the support rod conveniently at the hinge position, the bottom rod is hinged to the support rod through the first hinge piece, and a user can fold and unfold the bottom rod conveniently; the structure of the second hinge element is simpler, and the cushion rod can be conveniently folded on the bottom rod through the hinge seat by arranging the inserting groove matched with the cushion rod and the hinge seat matched with the bottom rod; the maximum angle between the left bottom rod and the left side rod is 90 degrees; the maximum angle between the right bottom rod and the right side rod is 90 degrees, so that the integral balance performance of the handcart is ensured; the bag effectively combines with bracing piece, sill bar and pull rod, is convenient for accomodate and holds goods, convenient to use.

Drawings

Fig. 1 is a schematic view of the structure of a portable cart.

Fig. 2 is a schematic view of the folded portable cart.

Fig. 3 is a schematic view of the structure of the first hinge.

Fig. 4 is a schematic view of the structure of the second hinge.

Fig. 5 is a top view of the second hinge.

Fig. 6 is a cross-sectional view a-a of fig. 5.

Fig. 7 is a schematic structural view of the portable cart in embodiment 3.

Figure 8 is a schematic view of the connection of the bag to the support rod.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-support rod, 11-left side rod, 12-right side rod, 13-first connecting rod, 131-walking roller, 2-bottom rod, 21-left bottom rod, 22-right bottom rod, 23-second connecting rod, 3-pad rod, 31-left pad rod, 32-right pad rod, 33-left supporting rod, 34-right supporting rod, 4-pull rod, 41-left pull rod, 42-right pull rod, 43-third connecting rod, 44-fastener, 5-first articulated element, 51-inserting column, 511-inserting hole, 52-articulated arm, 53-articulated position, 531-first fastener, 6-second articulated element, 61-inserting groove, 62-articulated seat, 621-second fastener, 7-bag and 71-interlayer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

Portable handcart, as shown in fig. 1-6, including bracing piece 1, sill bar 2 and filler rod 3, still include pull rod 4, bracing piece 1, sill bar 2 and filler rod 3 are U type pole, pull rod 4 articulates in the upper end of bracing piece 1, first articulated elements 5 are installed to the bottom of bracing piece 1, sill bar 2 articulates on bracing piece 1 through first articulated elements 5, second articulated elements 6 are installed to the tip of filler rod 3, filler rod 3 is articulated with sill bar 2 through second articulated elements 6. The pull rod 4 and the bottom rod 2 which are hinged with the support rod 1 are arranged, and the cushion rod 3 which is hinged with the bottom rod 2 is arranged, so that the pull rod 4, the bottom rod 2 and the cushion rod 3 can be folded, and the portable trolley is small in size and small in occupied space after being folded integrally; bracing piece 1 plays the supporting role, and pull rod 4 is used for pulling the handcart, and sill bar 2 is used for holding the goods, and the filler rod 3 is used for the bearing with the bottom cooperation of bracing piece 1.

The first hinge 5 comprises a plug column 51 and a hinge arm 52, the plug column 51 is provided with a plug hole 511, the support rod 1 is plugged in the plug hole 511, the hinge arm 52 is symmetrically connected to two sides of the plug column 51 and forms a hinge position 53, a first fastener 531 is fittingly installed in the hinge position 53, the end of the bottom rod 2 falls into the hinge position 53, and the bottom rod 2 rotates upwards or downwards through the first fastener 531 and realizes the hinge joint with the support rod 1. First articulated elements 5 design benefit, simple structure is compact, and bracing piece 1 is pegged graft in peg graft post 51, has guaranteed first articulated elements 5 and bracing piece 1's compactness of being connected, and articulated position 53 is convenient for sill bar 2 upwards or rotates downwards and is articulated with bracing piece 1, and sill bar 2 articulates on bracing piece 1 through first articulated elements 5, and the folding bottom bar 2 that receive and releases of user of being convenient for.

Inserting groove 61 has been seted up to the one end of second articulated elements 6, and the filler rod 3 is pegged graft in inserting groove 61 and is linked firmly with second articulated elements 6, and articulated seat 62 has been seted up to the other end of second articulated elements 6, and second fastener 621 is installed to the fit in articulated seat 62, and sill bar 2 articulates in articulated seat 62 through second fastener 621. The structure of second articulated elements 6 is simpler, through set up with filler rod 3 complex inserting groove 61 and with the articulated seat 62 of sill bar 2 complex, is convenient for filler rod 3 through articulated seat 62 folding on sill bar 2.

The bracing piece 1 includes left side pole 11 and right side pole 12, the sill bar 2 includes left sill bar 21 and right sill bar 22, left sill bar 21 articulates on left side pole 11 through first articulated elements 5, right sill bar 22 articulates on right side pole 12 through first articulated elements 5, the filler rod 3 includes left filler rod 31 and

right filler rod

32, 6 symmetries of second articulated elements are installed on left filler rod 31 and right filler rod 32, left filler rod 31 articulates on left sill bar 21 through second articulated elements 6, right filler rod 32 articulates on right sill bar 22 through second articulated elements 6. The second hinge parts 6 are symmetrically arranged on the left pad bar 31 and the right pad bar 32, so that the bearing is facilitated, and the balance of the trolley is ensured.

Still include first connecting rod 13, the lower extreme of left side pole 11 and right side pole 12 all seted up with first connecting rod 13 complex pilot hole, and the tip of first connecting rod 13 is worn out and is connected with walking gyro wheel 131 after the pilot hole. The first connecting rod 13 not only enhances the overall connecting strength of the supporting rod 1, but also facilitates the installation of the walking rollers 131.

The left-hand side bottom rod type folding bicycle further comprises a left supporting rod 33 and a right supporting rod 34, one end of the left supporting rod 33 is hinged to the inner side of the second hinge part 6 on the left cushion rod 31, the other end of the left supporting rod 33 is hinged to the first connecting rod 13 on the inner side of the left side rod 11, the left supporting rod 33, the left side rod 11 and the left bottom rod 21 form a triangular support and limit the downward rotating angle of the left bottom rod 21, the maximum angle between the left bottom rod 21 and the left side rod 11 is 90 degrees, one end of the right supporting rod 34 is hinged to the inner side of the second hinge part 6 on the right cushion rod 32, the other end of the right supporting rod 34 is hinged to the first connecting rod 13 on the inner side of the right side rod 12, the right supporting rod 34, the right side rod 12 and the right bottom rod 22 form a triangular support and limit the downward rotating angle of the right bottom. Left branch pole 33 forms the tripod with left side pole 11 and left sill bar 21 and restricts the angle of left sill bar 21 pivoted downwards, the maximum angle between left sill bar 21 and the left side pole 11 is 90, right branch pole 34 forms the tripod with right side pole 12 and right sill bar 22 and restricts the angle of right sill bar 22 pivoted downwards, the maximum angle between right sill bar 22 and the right side pole 12 is 90, when the bracing piece 1 is vertical to be placed, sill bar 2 is in horizontal position, thereby be convenient for place the goods, guarantee the holistic balance performance of handcart.

A second connecting rod 23 is connected between the left bottom rod 21 and the right bottom rod 22. Be convenient for support the goods, prevent that the goods from dropping.

When the portable trolley of the embodiment is used, as shown in fig. 1, only the bottom rod 2 needs to be rotated, so that the bottom rod 2 is perpendicular to the support rod 1, the bottom rod 2 is in a horizontal state, the pad rod 3 is rotated, the pad rod 3 is abutted against the ground, finally, the pull rod 4 is pulled up, and goods to be transported are placed on the bottom rod 2; as shown in figure 2, when not in use, the cushion rod 3 is folded on the bottom rod 2, and then the bottom rod 2 and the pull rod 4 are folded on the support rod 1.

Example 2

The portable trolley, the embodiment is different from the embodiment 1 in that: the pull rod 4 comprises a left pull rod 41 and a right pull rod 42, wherein the left pull rod 41 is hinged on the inner side of the left side rod 11, and the right pull rod 42 is hinged on the inner side of the right side rod 12. The folding and the folding of the pull rod 4 are convenient.

Example 3

The portable cart, as shown in fig. 7-8, differs from embodiment 2 in that: still include bag 7, the back of bag 7 is provided with interlayer 71, and bag 7 overlaps through interlayer 71 and establishes on bracing piece 1, and bag 7 bottom is sat and is established on sill bar 2, is connected with third connecting rod 43 between left pull rod 41 and the right pull rod 42, installs fastener 44 on the third connecting rod 43, and bag 7 top is through being connected spacing on third connecting rod 43 with fastener 44. Bag 7 effectively combines with bracing piece 1, sill bar 2 and pull rod 4, is convenient for accomodate and holds goods, convenient to use.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. Portable handcart, including bracing piece (1), sill bar (2) and filler rod (3), its characterized in that: still include pull rod (4), bracing piece (1), sill bar (2) and filler rod (3) are U type pole, pull rod (4) articulate the upper end at bracing piece (1), first articulated elements (5) are installed to the bottom of bracing piece (1), sill bar (2) articulate on bracing piece (1) through first articulated elements (5), second articulated elements (6) are installed to the tip of filler rod (3), filler rod (3) are articulated with sill bar (2) through second articulated elements (6).

2. A portable trolley according to claim 1, further comprising: the first hinge piece (5) comprises a plug column (51) and a hinge arm (52), a plug hole (511) is formed in the plug column (51), the support rod (1) is plugged in the plug hole (511), the hinge arm (52) is symmetrically connected to two sides of the plug column (51) and forms a hinge position (53), a first fastener (531) is installed in the hinge position (53) in a matched mode, the end part of the bottom rod (2) falls into the hinge position (53), and the bottom rod (2) upwards or downwards rotates through the first fastener (531) and is hinged to the support rod (1).

3. A portable trolley according to claim 1, further comprising: inserting groove (61) have been seted up to the one end of second articulated elements (6), and peg graft in inserting groove (61) and link firmly with second articulated elements (6) backing rod (3), and articulated seat (62) have been seted up to the other end of second articulated elements (6), and second fastener (621) are installed in articulated seat (62) fit, and sill bar (2) articulate in articulated seat (62) through second fastener (621).

4. A portable trolley according to claim 1, further comprising: bracing piece (1) includes left side pole (11) and right side pole (12), sill bar (2) are including left sill bar (21) and right sill bar (22), left side sill bar (21) articulate on left side pole (11) through first articulated elements (5), right side sill bar (22) articulate on right side pole (12) through first articulated elements (5), sill bar (3) are including left sill bar (31) and right sill bar (32), second articulated elements (6) symmetry are installed on left sill bar (31) and right sill bar (32), left side sill bar (31) articulate on left sill bar (21) through second articulated elements (6), right sill bar (32) articulate on right sill bar (22) through second articulated elements (6).

5. A portable trolley according to claim 4, wherein: still include first connecting rod (13), the lower extreme of left side pole (11) and right side pole (12) all seted up with first connecting rod (13) complex pilot hole, the tip of first connecting rod (13) is worn out and is connected with walking gyro wheel (131) behind the pilot hole.

6. A portable trolley according to claim 5, wherein: the left-side cushion rod type folding bicycle further comprises a left supporting rod (33) and a right supporting rod (34), one end of the left supporting rod (33) is hinged to the inner side of a second hinge part (6) on the left cushion rod (31), the other end of the left supporting rod (33) is hinged to a first connecting rod (13) on the inner side of the left side rod (11), the left supporting rod (33), the left side rod (11) and the left bottom rod (21) form a triangular bracket and limit the downward rotating angle of the left bottom rod (21), the maximum angle between the left bottom rod (21) and the left side rod (11) is 90 degrees, one end of the right supporting rod (34) is hinged to the inner side of a second hinge part (6) on the right cushion rod (32), the other end of the right supporting rod (34) is hinged to a first connecting rod (13) on the inner side of the right side rod (12), the right supporting rod (34), the right side rod (12) and the right bottom rod (22) form a triangular bracket and limit the downward rotating angle, the maximum angle between the right bottom rod (22) and the right side rod (12) is 90 degrees.

7. A portable trolley according to claim 4, wherein: the pull rod (4) comprises a left pull rod (41) and a right pull rod (42), the left pull rod (41) is hinged on the inner side of the left side rod (11), and the right pull rod (42) is hinged on the inner side of the right side rod (12).

8. A portable trolley according to claim 7, wherein: a second connecting rod (23) is connected between the left bottom rod (21) and the right bottom rod (22).

9. A portable cart according to claim 8, wherein: still include sack (7), the back of sack (7) is provided with interlayer (71), and sack (7) are established on bracing piece (1) through interlayer (71) cover, and sack (7) bottom is sat and is established on sill bar (2), is connected with third connecting rod (43) between left pull rod (41) and right pull rod (42), installs fastener (44) on third connecting rod (43), and the top of sack (7) is through being connected spacingly on third connecting rod (43) with fastener (44).