JP3066290U - Hand cart - Google Patents

Abstract

(57) [Problem] To provide a hand cart which can be easily pushed by a handle and does not take up space when stored. A push cart (1) includes a carrier (2) and a carrier (2).
, A front wheel 35 and a rear wheel 24 provided at a lower portion of the vehicle, and a handle 7 provided at a rear portion of the carrier 2. The handle 7 is formed obliquely upward from the rear of the carrier 2, and the carrier 2 side of the handle 7 is detachably provided. Further, the carrier 2 is formed so as to be disassembled in the front-rear direction. Since the handle 7 is inclined obliquely upward, it is relatively easy to carry even when a heavy object is placed. When storing, the handle 7 is detached, and the carrier 2 can be disassembled back and forth for compact storage.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 TECHNICAL FIELD The present invention relates to a hand truck suitable for various works such as agricultural work and carrying work outdoors.

[0002]

[Problems to be solved by the invention]

 This type of push cart transports goods by placing the luggage on a luggage carrier equipped with wheels and pushing the rear handle, and moves the handle by operating the handle as described above. What is easy to operate is desired. On the other hand, large carts are bulky for transporting and storing the carts themselves.

[0003] Japanese Patent Application Laid-Open No. 10-157626 discloses a base frame having a substantially V-shaped planar shape, wheels provided on the bottom of the base frame, and a base frame provided at a wide end of the base frame. A bogie main body including a handlebar, a use position of the bogie main body extending horizontally in a direction similar to the base frame around a support shaft extending in a width direction at a wide end of the base frame, and a handlebar. And a carrier that is supported in a swingable manner between the non-use positions that are deployed in the vertical direction in accordance with the specifications, and are stored in a state where the base frames are inserted into each other and stacked when not in use. A trolley, wherein the pallet is mounted on a first pallet supported swingably with respect to the trolley body, and on a free edge of the first pallet in such a manner as to be superimposable on the first pallet. There has been proposed a transport trolley (claims) comprising a second pallet supported in a swingable manner. In this trolley, the rear pallet and the front pallet have their bottom surfaces facing each other. Folded in a manner (stage 0013).

[0004] In the transport cart, the rear carrier and the front carrier are folded so that the base frame of one cart is inserted into the base frame of the other cart to reduce the storage space for a plurality of carts. be able to. However, since the base frame itself cannot be folded, the overall dimensions do not change even when stored, and space is required for transportation. Also, since the handle is provided almost vertically, there is a surface that makes it difficult to push the handle when heavy loads are placed.

[0005] Therefore, an object of the present invention is to provide a hand cart having a handle that is easy to press and that does not take up space when stored.

[0006]

[Means for Solving the Problems]

 According to a first aspect of the present invention, there is provided a push cart having a loading platform, a front wheel and a rear wheel provided at a lower portion of the loading platform, and a handle provided at a rear portion of the loading platform. The handle is formed obliquely upward from the rear of the loading platform and forms an angle of about 45 degrees with the loading platform, and the loading platform side of the handle is detachably formed.

[0007] According to the configuration of the first aspect, the handle is at an angle of about 45 degrees with respect to the carrier, so that even if a heavy load is placed, the transport is relatively easy, and the handle side is provided. Since the rear wheel is freely rotatable in a plane, it is easy to change the direction using the handle. On the other hand, since the handle makes an angle of about 45 degrees, the overall length becomes longer. However, by removing the handle from the base end side, it is possible to store it with almost only the bed size.

According to a second aspect of the present invention, the carrier can be disassembled in the front-rear direction.

According to the configuration of the second aspect, the rear handle can be removed, and the loading platform can be divided back and forth to be compactly stored.

[0010] The invention according to claim 3 is directed to a hand cart including a bed provided with a pipe frame, a front wheel and a rear wheel provided at a lower portion of the bed, and a handle provided at a rear portion of the bed. The handle extends obliquely upward from a rear portion of the loading platform, the loading platform side of the handle is formed to be detachable, the loading platform is formed to be disassembled in the front-rear direction, and a horizontal bar is provided at the rear of the loading platform. And a base end side of a rear wheel mounting member is rotatably mounted on the lateral rod, and the rear wheel is provided on a distal end side of the rear wheel mounting member.

According to the third aspect of the present invention, since the handle is inclined obliquely upward, it is relatively easy to transport even if a heavy object is placed. When storing the handle, the handle is removed and the carrier is moved back and forth. It can be disassembled and compactly stored, and at this time, the rear wheel mounting member can be rotated to move the rear wheel along the carrier.

[0012] The invention according to claim 4 is that the left and right front wheel mounting members are rotatably mounted on the left and right pipes in the front-rear direction of the pipe frame, respectively. One end of the left and right connecting member capable of connecting the members is rotatably provided on one of the left and right front wheel mounting members, and the other end of the left and right connecting member is provided on the other of the left and right front wheel mounting members. It is provided detachably.

According to the configuration of the fourth aspect, the left and right front wheel mounting members are connected and used by the left and right connecting members, and when the connection by the left and right connecting members is released during storage, the left and right front wheel mounting members are turned. The left and right connecting members can be moved to move along the carrier, and the left and right connecting members can also be turned and stored compactly.

According to a fifth aspect of the present invention, a front and rear connecting member capable of connecting and releasing the rear wheel mounting member and the left and right connecting member is rotatably mounted on the rear wheel mounting member.

According to this configuration, when the rear wheel mounting member and the left and right connecting member are connected by the front and rear connecting member during use, the left and right sides of the front wheel mounting member that rotates in the left and right direction can be used. Since the connecting member does not move in the front-rear direction, the rear wheel mounting member is positioned without a separate detent, and both the front and rear wheels can be used for transportation in a stable state.

According to a sixth aspect of the present invention, the front wheel mounting member has a horizontal rod portion which is housed on the carrier side at the time of use on the base end side and a vertical rod portion on the distal end side. The front wheel is provided on the outside.

According to the configuration of claim 6, the front wheel mounting member is stored on the loading platform side during use, and the front wheel does not protrude to the side of the loading platform. Then, the front wheels can be compactly stored almost along the upper surface of the carrier.

[0018]

[Embodiment of the invention]

 Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. FIGS. 1 to 5 show a first embodiment of the present invention, and as shown in FIG. The bed 2 is provided with a pipe frame 3 made of a steel pipe, and left and right pipes 3L, 3R are integrally provided with horizontal rods 4 at the rear portions of the pipe frame 3, and are also provided with a central front side and a rear side. The pipes 3 and the horizontal rods 4, 5, and 5A are integrally provided with a plurality of reinforcing rods 6 in the front-rear direction. The horizontal rods 4, 5, 5A and the reinforcing rod 6 are made of a steel pipe or the like. The rear portion of the pipe frame 3 is bent obliquely upward at approximately 45 degrees, and small-diameter insertion portions 3A, 3A are provided at the ends thereof. Holes 8,8,8 are formed in the ends so that the ends of the handle 7 and the insertion portion 3A communicate inside and outside, and a nut 9 is fixed to the outside of the handle 7. Therefore, the handle 7 can be fixed to the carrier 2 by fitting the end of the handle 7 into the insertion portion 3A and inserting the bolt 10 into the holes 8, 8, and 8 and screwing it to the nut 9. The angle between the handle 7 and the carrier 2 is about 45 degrees, that is, 40 to 50 degrees. The left and right pipes 3L and 3R of the pipe frame 3 can be divided into a front carrier 11 and a rear carrier 12, and can be inserted into the front ends of the left and right pipes 3L and 3R of the rear carrier 12. The insertion portion 3B is fitted into the end of the left and right pipes 3L, 3R of the front loading platform 11, and holes 13, 13, 13 for communicating the inside and the outside thereof are formed. Nuts 14 are fixed to the outer sides of the ends of the left and right pipes 3L, 3R of the loading platform 11. Therefore, the insertion portion 3B is fitted inside the left and right pipes 3L, 3R of the front carrier 11, and the thumb screw bolt 15 is inserted into the holes 13, 13, 13 as shown on the left side of FIG. The left and right pipes 3L and 3R of the front carrier 11 and the rear carrier 12 can be fixed by screwing the nuts 14 onto the nuts 14. As shown in FIG. 2, the connecting portion of the reinforcing rod 6 in the front-rear direction is also provided with an insertion portion 6A.

A base end side of a rear wheel mounting member 21 is rotatably mounted on the horizontal rod 4. The rear wheel mounting member 21 includes left and right rear vertical rod portions 22, 22 and these rear vertical rod portions 22. , 22 are integrally formed with a rear horizontal rod portion 23 integrally connecting the front end sides thereof, and a rear wheel 24 is rotatably provided at the front end of the rear vertical rod portion 22. That is, the center of rotation of the rear wheel 24 can be rotated in a plane substantially parallel to the loading platform 2, and the direction of the rear wheel 24 can be changed in the forward and backward movement. As shown in FIG. 5, an outer tube 25 rotatably fitted to the horizontal rod 4 is provided on the base end side of the rear vertical rod portion 22. Holes 26, 26, 26, 26 are drilled in 4 and a nut 27 is fixed to the rear part of the outer tube 25, and a thumbscrew bolt 28 inserted through the holes 26, 26, 26, 26 is screwed to the nut 27. Thus, the rear wheel mounting member 21 can be fixed at the use position.

At the front side of the reinforcing horizontal rod 5, the left and right pipes 3 L, 3 R are rotatably mounted with the base ends of the left and right front wheel mounting members 31, 31, respectively. The front wheel mounting member 31 rotatably fits the outer pipe 32 at the base end to the left and right pipes 3L, 3R, and fixes the base end of the lateral rod portion 33 in the left-right direction to the outer pipe 32. The base end of the vertical rod portion 34 in the vertical direction is fixed to the front end of the horizontal rod portion 33, and the horizontal rod portion 33 and the vertical rod portion 34 form a substantially L-shape. A front wheel 35 is provided on the outside. The front wheel 35 is a pneumatic tire. Further, one end of a left and right connecting member 36 is rotatably mounted on a left side inside of the front wheel mounting member 31 by a pivotally attaching portion 37, and a downward connecting insertion is performed on the other end of the left and right connecting member 36. A connection receiving cylinder portion 38 is provided on the right side of the front wheel mounting member 31 in the left-right direction, into which the connection insertion portion 36A is detachably inserted. As shown on the right side of FIG. 3, a nut 39 is provided outside the outer pipe 32, and holes 40, 40, 40, 40 are formed in the outer pipe 32 and the left and right pipes 3L, 3R. By screwing the bolts 40A inserted into the nuts 39 into the front wheel mounting member 31, the front wheels 35 are accommodated in the lower part of the carrier 2 by being screwed.

Further, as shown in FIG. 4, a rear end of the front and rear connecting member 41 is rotatably connected to a center of the rear horizontal rod portion 23 by a pivot pipe 42, and a front end of the front and rear connecting member 41. On the side, a downward connection insertion portion 41A protrudes, and a connection receiving cylinder portion 43 into which the connection insertion portion 41A is detachably inserted is provided at the center of the left and right connection member 36 of the front wheel mounting member 31. ing.

Next, the method of using the cart 1 will be described. When a conveyed object (not shown) is placed on the carrier 2, it is pushed forward by pushing the rear handle 7. Since the handle 7 forms an angle of approximately 45 degrees with respect to the carrier 2, even when a heavy object is placed, the pushing force is efficiently applied to the carrier 2, and the carrier 2 is easily pushed. Further, since the rear wheel 24 on the handle 7 side is rotatable in a plane, operations such as a change of direction are easy.

When the cart 1 is transported or stored at the place of use, it can be disassembled. When the bolt 10 at the base end of the handle 7 is loosened and pulled out, the handle 7 is moved to the carrier 2. And loosen and remove the center left and right thumbscrews 15, 15 of the loading platform 2, and remove the connecting insertion portion 41 A of the front and rear connecting member 41 from the coupling receiving cylinder portion 43. It can be disassembled into a rear carrier 12. On the rear wheel 24 side, when the thumbscrew bolt 28 is loosened and pulled out, the rear wheel mounting member 21 becomes rotatable, and the rear wheel mounting member 21 can be tilted toward the rear loading platform 12 and overlapped. In addition, the front and rear connecting members 41 can be rotated and overlapped. Further, on the front wheel 35 side, first, the connecting insertion portion 36A of the left and right connecting member 36 is pulled out of the connecting cylinder portion 38, and the bolt 40A is loosened and pulled out, so that the left and right front wheel mounting members 31, 31 can be rotated respectively. By rotating the front wheel mounting members 31, 31 toward the upper surface side of the front loading platform 11, the left and right front wheels 35, 35 can be overlaid on the front bogie 11 so that they can be overlaid. The connecting member 36 can be rotated and overlapped. The truck 1 is thus disassembled into three parts. For example, the front carrier 11 with the front wheel 35 folded is placed on the rear carrier 12 with the rear wheel 24 folded, and the handle 7 is placed on top of this. Therefore, it can be stored extremely compactly. On the other hand, if the disassembly is reversed, the assembly can be performed.

As described above, in the present embodiment, according to the first aspect, the carrier 2, the front wheels 35 and the rear wheels 24 provided below the carrier 2, and the handle 7 provided at the rear of the carrier 2. The rear wheel 24 is provided so as to be rotatable in a plane, the handle 7 is obliquely upward from the rear of the carrier 2 and forms an angle of approximately 45 degrees with the carrier 2. The handle 2 side of the handle 7 is detachable. It is relatively easy to carry even if heavy objects are placed on it. Also, since the rear wheel 24 on the handle 7 side is rotatable in a plane, it is possible to change the direction using the handle 7. Operation is easy. On the other hand, since the handle 7 forms an angle of about 45 degrees, the overall length becomes longer. However, by removing the handle 7 from the base end side, it is possible to store it with almost only the dimensions of the carrier 2.

As described above, according to the present embodiment, the loading platform 2 can be disassembled into the front loading platform 11 and the rear loading platform 12 in the front-rear direction, so that the rear handle 7 can be removed. In addition, the carrier 2 can be disassembled back and forth to be compactly stored.

As described above, in the present embodiment, according to the third aspect, the carrier 2 provided with the pipe frame 3, the front wheels 35 and the rear wheels 24 provided below the carrier 2, In the hand cart 1 equipped with a handle 7 provided at the rear, the handle 7 faces obliquely upward from the rear of the carrier 2 and the carrier 2 side of the handle 7 is detachably formed, and the carrier 2 is disassembled in the front-rear direction. A horizontal bar 4 is provided at the rear of the loading platform 2 in the left-right direction. The base end of the rear wheel mounting member 21 is rotatably mounted on the horizontal bar 4, and the front end side of the rear wheel mounting member 21. Since the rear wheel 24 is provided, the handle 7 is obliquely upward, so that it is relatively easy to transport even if a heavy object is placed. When storing, remove the handle 7 and disassemble the carrier 2 back and forth. And can be stored compactly. The rear wheel 24 can be moved to move along the carrier 2.

As described above, according to the present embodiment, the base ends of the left and right front wheel mounting members 31 and 31 are attached to the left and right pipes 3L and 3R in the front-rear direction of the pipe frame 3, respectively. One end of a left and right connecting member 36, which is rotatably mounted and can connect the left and right front wheel mounting members 31, 31, to one of the left and right front wheel mounting members 31, 31 so as to be rotatable. Since the other end of the connecting member 36 is detachably provided on the other of the left and right front wheel mounting members 31, 31, the left and right front wheel mounting members 31, 31 are connected by the left and right connecting member 36, and are used for storage. When the connection by the left and right connecting members 36 is released, the left and right front wheel mounting members 31, 31 can be turned to follow the carrier 2 and the left and right connecting members 36 can also be turned and compactly stored. it can.

As described above, in the present embodiment, the front and rear connecting member 41 capable of connecting and releasing the rear wheel mounting member 21 and the left and right connecting member 36 is connected to the rear wheel mounting member 21 according to the fifth aspect. Since the rear wheel mounting member 21 and the left and right connecting member 36 are connected to each other by the front and rear connecting member 41 during use, the left and right connecting members on the front wheel mounting members 31, 31 which rotate in the left and right direction are used. 36 does not move in the front-rear direction, the rear wheel mounting member 21 is positioned without providing a separate detent on the rear wheel 24 side, or even if the detent structure is simplified, the front wheel 35 and the rear wheel 24 Both can be used for transportation in a stable state.

As described above, in the present embodiment, the front wheel mounting member 31 includes the horizontal rod portion 33 and the vertical rod on the distal end side which are stored at the base end side under the carrier 2 when used. Since the front wheel 35 is provided outside the vertical rod portion 34 in the left-right direction, the front wheel mounting members 31, 31 are stored in the loading platform 2 side during use, and the front wheel 35 projects to the side of the loading platform 2. Further, at the time of storage, if the front wheel mounting member 31 is turned to the upper side of the carrier 2, the front wheel 35 can be compactly stored substantially along the upper surface of the carrier 2.

FIG. 6 shows a second embodiment of the present invention. The same parts as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted. In the first embodiment, the loading platform 2 is formed integrally, and a handle 7 at the rear is detachably provided as in the first embodiment. Further, pneumatic tires are used for the front wheels 35, 35 and the rear wheel 24A, and one rear wheel 24A is provided at the center and is rotatable in a plane. The reinforcing rod 6A is a flat bar.

As described above, in the present embodiment, the hand truck 1 A including the carrier 2, the front wheel 35 A and the rear wheel 24 A provided below the carrier 2, and the handle 7 provided at the rear of the carrier 2. In this case, the rear wheel 24A is provided so as to be rotatable in a plane, and the handle 7 is inclined upward from the rear of the carrier 2 to form an angle of about 45 degrees with the carrier 2, and the carrier 2 side of the handle 7 is detachably formed. According to the first aspect, the same operation and effect as those of the above embodiment can be obtained.

FIG. 7 shows a third embodiment of the present invention. The same parts as those in the above embodiments are denoted by the same reference numerals, and detailed description thereof will be omitted. The loading platform 2 is integrally formed, and a handle 7 at the rear is provided detachably as in the first embodiment. Further, pneumatic tires are used for the front wheels 35, 35 and the rear wheels 24A, 24A, and these rear wheels 24A, 24A are rotatable in a plane. The reinforcing rod 6A is a flat bar.

In this embodiment, the same operation and effects as those of the first embodiment can be achieved, corresponding to the first aspect.

Note that the present invention is not limited to the above embodiment, and various modifications can be made within the scope of the present invention. For example, the means for fixing the handle and the means for fixing the front and rear loading platforms are not limited to the bolts and thumbscrew bolts described in the embodiments, and various types can be used. The insertion portion may be solid or hollow.

[0035]

[Effect of the invention]

 According to a first aspect of the present invention, there is provided a push cart having a loading platform, a front wheel and a rear wheel provided at a lower portion of the loading platform, and a handle provided at a rear portion of the loading platform. The handle is formed obliquely upward from the rear of the loading platform and forms an angle of about 45 degrees with the loading platform, and the loading platform side of the handle is detachably formed. It can provide a wheelbarrow that saves space.

[0036] The invention according to claim 2 can provide a hand cart that can be disassembled in the front-rear direction, the handle is easy to push, and does not take up space when stored.

[0037] The invention according to claim 3 is directed to a hand cart including a carrier provided with a pipe frame, a front wheel and a rear wheel provided at a lower portion of the carrier, and a handle provided at a rear portion of the carrier. The handle extends obliquely upward from a rear portion of the loading platform, the loading platform side of the handle is formed to be detachable, the loading platform is formed to be disassembled in the front-rear direction, and a horizontal bar is provided at the rear of the loading platform. The rear end of the rear wheel mounting member is rotatably mounted on the horizontal rod, and the rear wheel is provided on the distal end side of the rear wheel mounting member. It is possible to provide a cart that can not be taken.

According to a fourth aspect of the present invention, the left and right front wheel mounting portions are rotatably mounted on the left and right pipes in the front-rear direction of the pipe frame, respectively. One end of the left and right connecting member capable of connecting the members is rotatably provided on one of the left and right front wheel mounting members, and the other end of the left and right connecting member is provided on the other of the left and right front wheel mounting members. It is provided so that it can be attached and detached, and it is possible to provide a hand cart that can be easily pushed by the handle and takes up little space when stored.

The invention of claim 5 is that the front and rear connecting member capable of connecting and releasing the rear wheel mounting member and the left and right connecting member is rotatably mounted on the rear wheel mounting member.

According to a sixth aspect of the present invention, the front wheel mounting member has a horizontal rod portion at the base end side which is housed in the carrier side when used, and a vertical rod portion at the distal end side. The front wheel is provided on the outer side, so that a hand cart that can be easily pushed by the handle and takes up little space when stored can be provided.

[Brief description of the drawings]

FIG. 1 is a perspective view of a bogie showing a first embodiment of the present invention.

FIG. 2 is a perspective view of the truck in an exploded state showing the first embodiment of the present invention.

FIG. 3 is a cross-sectional view around a front wheel mounting member showing the first embodiment of the present invention.

FIG. 4 is a plan view of the first and second embodiments of the present invention around the front and rear connecting members;

FIG. 5 is a sectional view of a main part of the rear wheel mounting member showing the first embodiment of the present invention.

FIG. 6 is a perspective view of a truck showing a second embodiment of the present invention.

FIG. 7 is a perspective view of a truck showing a third embodiment of the present invention.

[Explanation of symbols]

 1, 1A, 1B Push cart 2 Carrier 3 Pipe frame 3L Left pipe 3R Right pipe 4 Horizontal rod 7 Handle 21 Rear wheel mounting member 24 Rear wheel 31 Front wheel mounting member 33 Horizontal rod portion 34 Vertical rod portion 35 Front wheel 36 Left and right connecting member 41 Front and rear connecting members

Claims (6)

[Utility model registration claims] 1. A hand cart including a carrier, a front wheel and a rear wheel provided at a lower portion of the carrier, and a handle provided at a rear portion of the carrier, wherein the rear wheel is provided to be freely rotatable in a plane, The hand cart is characterized in that the handle is obliquely upward from the rear of the carrier and forms an angle of about 45 degrees with the carrier, and the carrier side of the handle is detachably formed. 2. The hand cart according to claim 1, wherein the carrier can be disassembled in the front-rear direction. 3. A hand truck including a carrier provided with a pipe frame, a front wheel and a rear wheel provided at a lower portion of the carrier, and a handle provided at a rear portion of the carrier.
The handle is obliquely upward from the rear of the carrier,
The loading platform side of the handle is detachably formed, the loading platform is formed so that it can be disassembled in the front-rear direction, and a horizontal bar is provided at the rear of the loading platform. A hand cart having a rear wheel mounted on a front end of the rear wheel mounting member so as to be rotatable. 4. The left and right front wheel mounting members are rotatably mounted on the left and right pipes in the front-rear direction of the pipe frame, respectively, so that the left and right front wheel mounting members can be connected. One end of the connecting member is rotatably provided on one of the left and right front wheel mounting members, and the other end of the left and right connecting member is removably provided on the other of the left and right front wheel mounting members. The cart according to claim 3, characterized in that: 5. The manual pusher according to claim 4, wherein a front and rear connecting member capable of connecting and releasing the rear wheel mounting member and the left and right connecting member is rotatably mounted on the rear wheel mounting member. Trolley. 6. The front wheel mounting member has a horizontal rod portion which is housed on the carrier side when used on the base end side and a vertical rod portion on the distal end side,
The hand cart according to claim 5, wherein the front wheel is provided outside the vertical rod portion in the left-right direction.