CN2263038Y

CN2263038Y - Multipurpose hand cart

Info

Publication number: CN2263038Y
Application number: CN 96215198
Authority: CN
Inventors: 王治岳
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-07-11
Filing date: 1996-07-11
Publication date: 1997-09-24
Anticipated expiration: 2006-07-11

Abstract

The utility model relates to a multipurpose hand cart for shipping, which can be used for flat ground and climbing floors. The utility model comprises cart frames, cart wheels, and handles. The cart frame is provided with a main wheel and multiple rows of auxiliary wheels, and the end of an active frame with an extension handle is fixedly connected with a connecting base and is hinged with the cart frame. The connecting base is hinged with a bearing frame; one end of a supporting rod is hinged with the active frame, and the other end is connected with cart frame via a coupling device. During use in flat ground, the main wheel contacts the ground and the auxiliary wheel is hung. During climbing the stairs, the main wheels, the auxiliary wheels, or auxiliary wheels with caterpillars can work. The utility model has the advantages of stable walking, labor saving, convenience, high safety, and folding after use and a self-locking mechanism can prevent the slide.

Description

Multifunctional hand is pulled a cart

The utility model relates to a kind of small manual transport truck, particularly on the level land with climb the multifunctional hand that can use in the building and pull a cart.

General common manual dolly function singleness, the hand barrow of travelling shopping usefulness can only be carried article on the level land, but can not be with article carrying to upstairs, and the building dolly is climbed in cargo transport, can only be used to carry article upstairs, can not use on the level land.

The purpose of this utility model is to provide a kind of multifunctional hand to pull a cart, and not only can use on the level land, and can make things convenient for reposefully portage is gone upstairs.

The utility model is realized like this: a kind of multifunctional hand pulls a cart to comprise vehicle frame, wheel and handgrip, in the both sides of oblong vehicle frame main wheel is housed, sidepiece at main wheel is equipped with stopping mechanism, the secondary wheel of many rows is housed at the middle part of vehicle frame, the diameter of secondary wheel is littler than the diameter of main wheel, tressel is by its end affixed Connection Block and vehicle frame hinge joint, linking carrier on the Connection Block, the other end of tressel is connecting Extension handle by sleeve pipe, the hinge joint of strut bar one end is on tressel, and the other end connects with vehicle frame by connecting device.

This utility model is because the diameter of secondary wheel is littler than the diameter of main wheel, when using on the level land, main wheel lands, secondary wheel is unsettled, conveying objects easily, when stair climbing, main wheel, secondary wheel or the secondary wheel that has a crawler belt are all worked, make the hand buggy smooth running, laborsaving convenience, owing to be provided with stopping mechanism at the sidepiece of main wheel, can the utility model is left alone without help as required on arbitrary position of stair, it is weak or accidentally drop accidentally when even the people pulls a cart, the utility model meeting self-locking is left alone without help firmly can not to cause the accident, and safety performance is good.After the utility model is finished using, Extension handle can be taken in the sleeve pipe of tressel, to pull down strut bar and draw tressel and carrier in, it is little that the utility model draws the back volume in, is easy to carry and deposits.

Fig. 1 is a structural representation of the present utility model, Fig. 2 is the structural representation that secondary wheel of the present utility model is a cylinder, Fig. 3 is the structural representation that secondary wheel of the present utility model is a roller, Fig. 4 is the utility model running condition figure on the level land, Fig. 5 is that the utility model is at uneven road surface running condition figure, Fig. 6 is the utility model stair climbing running condition figure, Fig. 7 is the structural representation of the utility model after drawing in, Fig. 8 is backing plate figure, Fig. 9 is the saddle construction scheme drawing, Figure 10 is supporting bar structure figure, and Figure 11 is the connection nail scheme drawing on the utility model vehicle frame.Below in conjunction with accompanying drawing the utility model is further described; multifunctional hand pulls a cart to comprise vehicle frame; wheel and handgrip; main wheel (8) is equipped with by bearing in both sides at oblong vehicle frame (10); at main wheel (8) sidepiece stopping mechanism is installed; stopping mechanism is ratchet device (2); ratchet is installed on the Connection Block (11); many row's secondary wheels (9) are housed at the middle part of vehicle frame (10); secondary wheel (9) can be a cylinder; it also can be roller; on the secondary wheel (9) the genus hevea band can also be installed; when secondary wheel (9) is light surface roller or light surface roller; the crawler belt of installing is the plane adhesive tape; when secondary wheel (9) is the groove face roller; the crawler belt of installing is a bead apex; the diameter of secondary wheel (9) is littler than the diameter of main wheel (8); main wheel (8) lands on the level land; secondary wheel (9) is unsettled; tressel (5) is by its end affixed Connection Block (11) and vehicle frame (10) hinge joint; linking carrier (1) on the Connection Block (11); two supporting legs of carrier (1) link respectively in the U-lag of Connection Block (11); when opening carrier (1); the spacing carrier (1) that makes of the closed end of the U-lag of Connection Block (11) is upright; the other end of tressel (5) is connecting Extension handle (6) by sleeve pipe; the hinge joint of strut bar (4) one ends is on tressel (5); the other end connects with vehicle frame (10) by connecting device; connecting device is for being fixed in the inboard connection nail (13) that has the garden cap of vehicle frame (10); strut bar (4) two ends are provided with coupling link; one end is the garden ring; the other end is the Pear-Shaped ring; the big end of the Pear-Shaped ring of strut bar (4) end matches with the head of a nail of connected nail (13); its small end matches with the nail bar of connected nail (13); vehicle seat (7) is followed closely (13) by the leg ends Pear-Shaped ring of bottom with the connection on the vehicle frame (10) and is matched; vehicle seat (7) is installed on the frame (10); again backing plate (3) is installed on the vehicle frame (10); the deck (12) of band groove also is housed at vehicle frame (10) one ends; the utility model can draw simultaneously and carry child and article; the utility model is the time spent not; Extension handle (6) can be taken in the sleeve pipe of tressel (5); pull down strut bar (4); draw tressel (5) and carrier (1) in, the pull bar of Extension handle (6) is snapped in the groove of deck (12) and fix.

Claims

1, a kind of multifunctional hand pulls a cart to comprise vehicle frame, wheel and handgrip, it is characterized in that, in the both sides of oblong vehicle frame (10) main wheel (8) is housed, sidepiece at main wheel (8) is equipped with stopping mechanism, many row's secondary wheels (9) are housed at the middle part of vehicle frame (10), the diameter of secondary wheel (9) is littler than the diameter of main wheel (8), tressel (5) is by its end affixed Connection Block (11) and vehicle frame (10) hinge joint, linking carrier (1) on the Connection Block (11), the other end of tressel (5) is connecting Extension handle (6) by sleeve pipe, and strut bar (4) one ends link on tressel (5), and the other end connects with vehicle frame (10) by connecting device.

2, multifunctional hand according to claim 1 is pulled a cart, and it is characterized in that stopping mechanism is ratchet device (2), and melon is installed on the Connection Block (11).

3, multifunctional hand according to claim 1 is pulled a cart, and it is characterized in that secondary wheel (9) can be a cylinder, also can be roller, and secondary wheel can also be installed rubber belt track on (9).

4, pull a cart according to claim 1 or 3 described multifunctional hands, when it is characterized in that secondary wheel (9) is light surface roller or light surface roller, the crawler belt of installation is a light face adhesive tape.

5, pull a cart according to claim 1 or 3 described multifunctional hands, when it is characterized in that secondary wheel (9) is the groove face roller, the crawler belt of installation is a bead apex.

6, multifunctional hand according to claim 1 is pulled a cart, and it is characterized in that connecting device is to be fixed in the inboard connection nail (13) that has the garden cap of vehicle frame (10).

7, multifunctional hand according to claim 1 is pulled a cart, and it is characterized in that strut bar (4) two ends are provided with coupling link, and the one end is the garden ring, and the other end is the Pear-Shaped ring.

8, multifunctional hand according to claim 1 is pulled a cart, and it is characterized in that also being equipped with at an end of vehicle frame (10) deck (12) of band groove.