JP2012086651A - Load collapse preventive truck - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a load collapse preventive truck that uses no square timber nor single pipe, and is equipped with a jig reusable and easily and surely fixable according to the shape and size of a carrying object.SOLUTION: The truck A is equipped with: wheels 3c provided on the under surface of a square plate 3b; and plug-in holes at the four corners on the upper surface, respectively, and carries the object placed on the upper surface. Two narrow-width channel type supporting frames 1 are provided, and fixed length base parts 1b are also provided downwardly and protrudingly, in the positions which are on the under surfaces having no erected parts 1a at both ends of each supporting frame 1, and which correspond to the two plug-in holes parallel back and forth in a traveling direction of the truck A, respectively. The base parts 1b of each supporting frame 1 are plugged into the two parallel plug-in holes provided back and forth in the traveling direction of the truck A, respectively, and thus the two supporting flames 1 having the erected parts 1a at both ends are arranged back and forth on the truck A.

Description

The present invention relates to a carriage used at the time of carrying a transported object at a construction site or the like, and more particularly to a carriage that hardly causes a load collapse.

Conventionally, a cart is often used when carrying a transported object at a construction site or the like. That is, transported goods carried by a truck or the like are loaded onto a cart by a forklift at a carry-in entrance, and the cart is pushed by a worker, or is towed by a yard trailer to a destination.

  And when loading the goods on the cart, in order to secure a place to put the pawls of the forklifts in advance, arrange the two squares horizontally on the top surface of the cart with a certain interval before and after the traveling direction. Keep it. Further, in order to prevent the collapse of the cargo, four single pipe pipes are respectively inserted and installed in pipe insertion holes provided at the four corners of the upper surface of the carriage.

  Thereafter, a forklift truck carries a load, for example, a cable rack in this example, and lifts the cable rack and stands upright on the left and right sides of the carriage. The cable rack is loaded on the top surface of the carriage so that the forklift claw is located between the two square bars. At this time, both ends of the cable rack are placed on the two square members, and the cable rack is not in contact with the upper surface of the carriage. In addition, the cable rack placed on the upper surface of the carriage is tightened by tying the binding wire around it to prevent the collapse of the load.

As such a carriage, a cylindrical column holding part is provided that protrudes outwardly from opposite side surfaces of the four corners of the load receiving table described in Patent Document 1, and the cylindrical column holding part has an upper end thereof. There are things that say that the part is suspended so that it is flush with the upper surface of the load receiving stand, and that each support holding part is inserted with a column to stand upright to prevent the cargo loaded on the cart from collapsing .
JP 2006-44476 A

However, in such a carriage, square bars and single pipe pipes as described in paragraph 0003 are necessary and troublesome each time, and those according to the shape and size of these items are prepared. There is a need to. In addition, these squares and single pipes may damage the transported items when they come into contact. Furthermore, as mentioned above, these square bars and single pipe pipes can be used again depending on the transported goods, so there is not much that they can be reused next time. Are often disposed of as

The present invention has been made in view of these points, and does not use the square member or single pipe, and is not disposable. A jig that can be fixed easily and reliably according to the shape and size of the transported object. It is intended to solve the above-mentioned problem by providing a truck for preventing a collapse of the cargo, to which is attached.

  The invention of claim 1 is a cart that is provided with wheels on the lower surface of a quadrangular plate or frame, has insertion holes at the four corners of the upper surface, and carries a transported article on the upper surface. Two channel-type support frames, each of which is a lower surface having no standing portions at both ends of each support frame, and having a predetermined length at a position corresponding to two parallel insertion holes before and after the traveling direction of the carriage The base of each support frame is inserted into two parallel insertion holes provided before and after the carriage in the traveling direction, and stands at both ends before and after the carriage. It was set as the cart for prevention of collapse of goods which arrange | positioned the two support frame bodies which have an installation part.

The invention according to claim 2 is a carriage that is provided with wheels on the lower surface of a rectangular plate body or frame body, and carries a transported article on the upper surface, the sheath tube being attached to the upper plate of the side U-shaped main body. Stand up, drill a screw hole in the lower plate, thread the screw rod with an outer peripheral screw through it, place a rotatable contact plate on the upper end of the pressure rod, and place a handle on the lower end. There are provided base attachments, and four base attachments having such a structure are provided, and the four base attachments are attached by taking the four side surfaces of the carriage into the main body with the sheath tube up. , The pressing rod located below is fastened and fixed to the cart, respectively, two channel-type support frames are provided, and the bottom surface has no standing portions at both ends of the support frames. A base of a certain length is provided in a position corresponding to two parallel insertion holes in the direction of travel. Two support frame bodies having standing portions at both ends are arranged on the carriage by inserting the base parts of the respective support frames into two parallel sheath pipes of the four base fixtures in the traveling direction of the carriage. The cargo collapse prevention cart was used.

According to a third aspect of the present invention, there is provided the load collapse prevention cart according to any one of the first and second aspects, wherein a through hole is provided in the vicinity of the tip of the standing portion at both ends of the channel type support frame. The invention according to claim 4 is the load collapse prevention cart according to any one of claims 1, 2, or 3, wherein a rod-shaped cushioning material is attached between the standing portions at both ends of the support frame. did.

  The invention according to claim 5 is the optimum support frame that is prepared by preparing a plurality of support frame bodies having different lengths between the standing parts of the support frame bodies or different lengths of the standing parts and attaching the support frames to the carriage by a carriage or a transported article. The load collapse prevention cart according to any one of claims 1, 2, 3, and 4 using a body.

According to the first aspect of the present invention, since the base portion of the channel-type support frame is inserted into the insertion holes provided at the front and rear of the carriage, and the two support frames are arranged on the carriage, these support frames and The standing portions at both ends of the support frame serve as a conventional square bar or single pipe, and the load collapse can be prevented more reliably. Moreover, since it is only inserted in the insertion hole, the said support frame can be easily installed and fixed to the conventional cart, and it leads to shortening of carrying-in time. Therefore, it is easy to use and highly versatile. Furthermore, once this support frame is installed, it cannot be easily removed, leading to an improvement in safety. This also eliminates the need for square bars and single-pipe pipes that have been used in the past, and as a result, there is no need to discard these members, which is also friendly to the natural environment.

According to the invention of claim 2, the base fixture is attached to the four corners of the carriage, and the base of each support frame is inserted into the sheath tube of each base fixture, and the two support frames are arranged on the carriage. Therefore, no special technique is required, and the support frame can be easily installed, leading to a reduction in loading time. Therefore, it is easy to use and highly versatile. Also, once this support frame is installed, it does not come off easily, and since the standing parts are provided at both ends of each support frame, it is possible to more reliably prevent the collapse of the load, and safety Leads to improvement. Moreover, since the square bar and the single pipe which were conventionally used become unnecessary, and these members are not discarded, it is a thing friendly to a natural environment. Furthermore, since the position of the opposing base fixture can be changed, it is possible to take a more flexible response to the size and shape of the conveyed item.

According to invention of Claim 3, since the through-hole was provided in the vicinity of the front-end | tip part of the standing-up part of the both ends of the said channel-type support frame body, hooks, such as a rope and a ratchet compaction machine, were attached to these through-holes. The transported goods loaded on the carriage can be easily and firmly fixed.

According to invention of Claim 4, since the shock absorbing material was attached between the standing-up parts of the both ends of the said support frame, when carrying a material over each support frame on both sides of this cart No damage to the transported goods. Therefore, it is possible to load a transported object on this cart with peace of mind. Moreover, in such a case, a larger gap is formed between the upper surface of the carriage and the transported object by the horizontal member and the buffer member of each support frame so that the forklift claw can be inserted.

According to the invention of claim 5, a plurality of support frame bodies having different lengths between the base portions of the support frame bodies, lengths between the standing portions, etc. are prepared, and depending on the size or shape of the carriage or the conveyed item, Since the optimal support frame attached to the vehicle is used, the optimal support frame can be used at all times, so that it is possible to reliably prevent load collapse, and safer, faster and easier loading work. Can be done.

A narrow channel-type support frame that is provided with wheels on the lower surface of a rectangular plate or frame, and is provided with insertion holes at the four corners of the upper surface, and carries a transported article on the upper surface. Are provided on the bottom surface of each support frame, and the bases of a fixed length are suspended and protruded at positions corresponding to two parallel insertion holes before and after the carriage in the traveling direction. Two support frames having standing portions at both ends on the front and rear sides of the carriage by inserting the base portions of the support frame bodies into two parallel insertion holes provided in the front and rear directions of the carriage, respectively. A frame was placed.

  As a result, the support frame body and the standing portions at both ends of the support frame body serve as a conventional square bar or single pipe pipe, thereby making it possible to more reliably prevent the collapse of the load.

Hereinafter, a cart for preventing cargo collapse according to Embodiment 1 of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of a cargo collapse prevention trolley according to Embodiment 1 of the present invention. FIG. 2 is a perspective view of a cart body used in the cargo collapse prevention cart according to the first embodiment of the present invention. FIG. 3 is a perspective view of a support frame used in the cargo collapse prevention trolley according to the first embodiment of the present invention. FIG. 4 is a front view showing a state in which square members are attached between the standing portions of the support frame of the cart for preventing collapse of cargo according to Embodiment 1 of the present invention. FIG. 5 is a side view showing a state in which a cable rack is loaded on the cart for preventing load collapse according to the first embodiment of the present invention and is fixed by a ratchet crusher.

As the cart 3a used here, as shown in FIG. 2, wheels 3c are provided at the four corners of the lower surface of the rectangular plate body 3b, respectively, and the conventional load collapse is provided at the four corners of the upper surface. Insertion holes 3d that can stand up by inserting a single pipe for prevention are respectively provided.

Next, as shown in FIG. 3, a narrow channel type support frame 1 made of a steel material is provided, and the lower surface of the horizontal material without the standing portions 1 a at both ends of the support frame 1, Cylindrical bases 1b having a fixed length are respectively suspended and projected at positions corresponding to two insertion holes 3d arranged in parallel in the traveling direction of the carriage 3a. Further, through holes 1c are provided in the vicinity of the ends of the standing portions 1a at both ends of the support frame 1, respectively. Further, as shown in FIG. 4, square members 5 are attached as cushioning materials to the upper surface of the horizontal member between the standing portions 1 a at both ends of the support frame 1.

Two such support frame bodies 1 are provided, and each of these support frame bodies 1 is inserted into two parallel insertion holes 3d provided before and after the traveling direction of the carriage 3a as shown in FIG. The base portions 1b of the support frame body 1 are respectively inserted, and the standing portions 1a at both ends of the support frame body 1 are arranged on the cart 3a.

Subsequently, by using the cart A for preventing collapse of cargo according to the first embodiment, a plurality of stacked cable racks B are lowered as a transported material from a truck (not shown) and transported. First, the cable rack B loaded on the truck bed is lifted by a forklift (not shown), and as shown in FIG. The cable rack B is lowered onto the upper surface of the cart A for preventing the collapse of the load so that the tabs of the forklift come between the supporting frame bodies 1 being supported.

At this time, the claws of the forklift are in the space C formed by the horizontal member 1d (see FIG. 3) and the square member 5 of the front and rear support frames 1 (see FIG. 5). The claw can be pulled out. As a result, both end portions of the cable rack B are placed on and supported by the square members 5 between the standing portions 1 a at both ends of the two support frame bodies 1. Therefore, the cable rack B is not in contact with the upper surface of the carriage 3a. Thereafter, in order to further prevent the collapse of the load, one J hook 4a of the ratchet loader D is locked in the through hole 1c of the standing portion 1a of the support frame 1, and the other of the ratchet loader D is secured. The rope 4b led out from the cable rack B is hung from the top of the cable rack B as it is, and the J hook 4a at the end of the rope 4b is hung on the through hole 1c of the upright portion 1a of the support frame 1 on the opposite side. Tighten. The same is done for the remaining support frame 1.

As a result, the cable rack B loaded on the load collapse prevention carriage A is securely fixed on the load collapse prevention carriage A, so that the load collapse prevention carriage A is somewhat oscillated during transportation. Even if an impact is applied, the cable rack B does not collapse due to the tightening of the ratchet load clamping machine D and the suppression by the standing portion 1a of the support frame 1.

Further, as shown in FIGS. 6 and 7, the length of the support frame body 1 between the base portions 1b, the length between the standing portions 1a, or the length of the standing portion 1a is different. A plurality of bodies 1 are prepared, and an optimal support frame body to be attached to the carriage is used depending on the size or shape of the carriage or the transported object. FIG. 6 is a support frame A1 having a short size between the standing portions 1a at both ends, and both ends of the carriage 3a and the support frame A1 have substantially the same width, and FIG. 7 is long between the standing portions 1a at both ends. A support frame A2 of a size protrudes from both ends of the carriage 3a.

A cargo collapse prevention carriage E according to Embodiment 2 of the present invention will be described with reference to the drawings. The same parts as those in the first embodiment are given the same numbers. Here, only the configuration different from the first embodiment will be described. FIG. 8 is a side view of the base fixture 2 used in the cargo collapse prevention trolley E according to the second embodiment of the present invention. FIG. 9 is a perspective view of a state in which the base fixture 2 is attached to the four corners of the cargo collapse prevention carriage E according to the second embodiment of the present invention. FIG. 10 is a perspective view of a state in which two support frames are attached to the base fixture 2 attached to the four corners of the load collapse prevention carriage E according to the second embodiment of the present invention.

The cart 3e used in the second embodiment is an existing one, but here, a cart without the insertion hole 3d is used. As shown in FIG. 8, a metal sheath tube 2c is erected on an upper plate 2b of a metal body 2a which is a U-shaped side surface and is short in plane, and a screw hole is formed in a lower plate 2d of the body 2a. 2e is worn. In addition, a contact plate 2f is rotatably provided at the upper end, a ring-shaped handle portion 2g is provided at the lower end, and a pressing rod 2h having a threaded outer periphery is threaded through the screw hole 2e. A base fixture 2 of the support frame 1 is formed.

Next, four such base mounting fixtures 2 are prepared, and these four base mounting fixtures 2 are connected to the sides of the four corners of the carriage 3e with the sheath pipes 2c facing upward as shown in FIG. It takes in in the character-shaped main body 2a, turns the handle part of the said pressing bar 2h located below, tightens the said pressing bar 2h, and fixes to this cart 3e, respectively. Subsequently, as shown in FIG. 10, the base portions 1 b (see FIG. 3) of the support frame bodies 1 are respectively attached to the two sheath tubes 2 c arranged in parallel in the traveling direction of the carriage 3 e of the four base fixtures 2. The support frame body 1 is attached on the cart 3e. Further, as in the first embodiment, the standing portions 1a of the respective support frame bodies 1 prevent the transported material from inadvertently moving from both the left and right sides, and the ratchet loader D allows the support frame body 1 to stand up. Since the transported object can be strongly tightened between the installation parts 1a, it is difficult for the transported object to collapse.

Further, when carrying the cargo collapse prevention carts A and E of Examples 1 and 2 to a place on a higher floor, as shown in FIG. 11, the cargo collapse prevention carts A and E are placed in a horizontally-long rectangular parallelepiped container F. It is also possible to place the container F as it is, close the open / close door of the container F, and lift it up to the destination floor by a crane or the like (not shown). In the case of the carts A and E for preventing cargo collapse of the first and second embodiments, as described above, it is difficult for the loaded transported material to collapse, so that it can be transported by the container F or the like with peace of mind.

In the first embodiment, a rectangular plate is used as the carts A and E for preventing the collapse of the cargo. However, the plate is not limited to a plate and may be a frame. Moreover, although the square material 5 is attached as a shock absorbing material between the standing parts 1a of the support frame 1, as a shock absorbing material, not only a square material but another material may be sufficient, and a shape is not restricted to this. Moreover, although the thing which piled up the cable rack B is conveyed as a conveyed product, what can be conveyed as a conveyed item may be used.

It is a perspective view of the cart for load collapse prevention of Example 1 of this invention. It is a perspective view of the trolley | bogie main body used for the trolley | bogie for collapse prevention of Example 1 of this invention. It is a perspective view of the support frame used for the cart for load collapse prevention of Example 1 of this invention. It is a front view of the state which attached the square material between the standing parts of the support frame body of the cart for load collapse prevention of Example 1 of this invention. It is a side view of the state which loaded the cable rack on the cart for load collapse prevention of Example 1 of this invention, and was fixed with the ratchet lashing machine. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view of a support frame having a short size between standing portions at both ends used in a truck for preventing cargo collapse according to Embodiment 1 of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view of a support frame body having a long size between standing portions at both ends used in a truck for preventing load collapse according to Embodiment 1 of the present invention. It is a side view of the base part fixture used in the cart for load collapse prevention of Example 2 of this invention. It is a perspective view of the state which attached the base attachment tool to the four corners of the cart for load collapse prevention of Example 2 of this invention. It is a perspective view of the state which attached the support frame to the base part fixture attached to the four corners of the cart for load collapse prevention of Example 2 of this invention. It is a perspective view which shows a mode that the cart for load collapse prevention of Example 1, 2 of this invention is put in the container and it is lifted with the crane.

A Cart for preventing collapse of cargo B Cable rack C Space D Ratcheting loader E Cart for preventing collapse of cargo F Container 1 Support frame 1a Standing portion 1b Base portion 1c Through-hole 1d Horizontal material 2 Base attachment 2a Body 2b Upper plate 2c Sheath tube 2d Lower plate 2e Screw hole 2f Contact plate 2g Handle part 2h Press rod 3a Carriage 3b Plate body 3c Wheel 3d Insertion hole 3e Carriage 4a J hook 5 Square material

Claims (5)

Wheels are provided on the lower surface of the rectangular plate or frame, and the insertion holes are provided in the four corners of the upper surface, respectively.
Two narrow channel-type support frames are provided, and the bottom surface has no standing portions at both ends of each support frame, and is located at a position corresponding to two parallel insertion holes before and after the carriage in the traveling direction. A base of a certain length is hung down and protruded,
The base portions of the respective support frame bodies are respectively inserted into two parallel insertion holes provided in the front and rear directions of the carriage, and two support frame bodies having standing portions at both ends are arranged on the front and rear sides of the carriage. A truck that prevents the collapse of cargo. A wheel is provided on the lower surface of a rectangular plate or frame, and a carriage is placed on the upper surface to carry a material,
A sheath tube is erected on the upper plate of the U-shaped main body, a screw hole is drilled in the lower plate, a press rod having an outer peripheral screw is threaded through the screw hole, and the upper end of the press rod is rotated. Place a free abutment plate, and provide a base fixture with a handle at the bottom,
Four such base attachments are provided, and the four base attachments are mounted with the sheath tube facing up and the four corner side surfaces of the carriage are installed in the main body, and the pressing rod located below is tightened to attach the carriage. Each fixed to
Two channel-type support frames are provided, and each of the support frames has a fixed length at a position corresponding to two parallel insertion holes before and after the traveling direction of the carriage, on the lower surface where there are no standing portions at both ends. Each base is suspended and provided,
Two support frame bodies having standing portions at both ends are inserted on the carriage by inserting the base portions of the respective support frame bodies into two parallel sheath pipes of the four base attachment fixtures in the traveling direction of the carriage. A truck for preventing cargo collapse, which is characterized by the arrangement. The cart for preventing collapse of cargo according to any one of claims 1 and 2, wherein a through hole is provided in the vicinity of the tip of the standing portion at both ends of the channel-type support frame. 4. The cargo collapse prevention cart according to claim 1, wherein a rod-shaped cushioning material is attached between the standing portions at both ends of the support frame. 5. A plurality of support frame bodies each having a different length between standing parts of the support frame bodies or different lengths of the standing parts are prepared, and an optimum support frame body to be attached to the carriage by a carriage or a transported article is used. The cart for preventing cargo collapse according to any one of claims 1, 2, 3 and 4.