JP2020040473A - Panel assembly type carrier car - Google Patents

Abstract

To provide a panel assembly type carrier car, the number of components are small, which has no fixed portion by welding, which is easily assembled and light in weight, and which has durability and ease of replacement of components.SOLUTION: A panel assembly type carrier car includes: a loading platform; an axle fixed between right and left side plates and side surface cover members; wheels rotatably supported by the axle; a towing handle fixed to a towing handle fixing member fixed to a front plate; and a grounding leg fixed to the front side of the loading platform to which the towing handle is fixed. Five loading platform components include: a floor plate having a lower surface to which a reinforcement member is fixed with screws; the right and left side plates each having a center part to which a reinforcement frame and a wheel cover having a side surface covered by the side surface cover member are fixed with screws; a rear plate; and a front plate having a front surface to which the towing handle fixing member is fixed with bolts. Connection portions including bolt insertion holes are formed in ends of the loading platform components located adjacent to each other. The connection portions and the adjacent loading platform components are fixed with bolts, thereby forming the loading platform.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a panel-assembled rear car that can be assembled by connecting means such as bolts without welding aluminum panels.

  In a conventional rear car, a skeleton frame is formed by welding means in order to form a rear car carrier, and panels are welded to the skeleton frame to produce the rear car carrier.

JP 2018-143458 A

  However, the conventional rear car has a skeletal frame formed by welding, so it takes time to manufacture, and if aluminum material is used for weight reduction, welding of aluminum material is difficult compared to iron material, There was a problem that welding was required. Further, there is a problem that the strength of the welded portion is significantly deteriorated when used for a long period of time due to the presence of welding fatigue. In addition, fixing by welding makes it difficult to replace parts, and ultimately raises the cost of the product.

  The present invention provides a panel-assembled rear car that solves the problems of the prior art, has a small number of parts, has no fixed parts by welding at all, is easy to assemble, lightweight, durable, and easily replaces parts. Aim.

  In order to solve the above-mentioned problems, the panel-assembled rear car according to the present invention has a floor plate in which a reinforcing member is fixed to a lower surface with screws, and a wheel cover in which a reinforcing frame and side surfaces are covered with side cover members in a central portion are fixed with screws. A connecting part having a bolt insertion hole at an end of an adjacent load carrier component, comprising five load carrier components comprising left and right side plates, a rear plate, and a front plate having a front surface to which a tow handle fixing member is fixed by bolts. Forming, a loading platform formed by fixing the loading component constituting member adjacent to the connecting portion with bolts, an axle fixed between the left and right side plates and the side cover member, and a wheel rotatably supported by the axle, It is characterized by comprising a tow handle fixed to a tow handle fixing member fixed to the front plate, and a grounding leg fixed to the front side of the loading platform to which the tow handle is fixed.

  Further, the panel-assembled rear car according to the present invention is characterized in that L-shaped reinforcing members are fixed to upper four corners of the carrier.

  Further, in the panel-assembled rear car according to the present invention, the floor plate, the left and right side plates, the rear plate, and the front plate are made of aluminum, and the reinforcing plate fixed to a part of the side cover member that passes through the reinforcing frame and the axle is made of stainless steel. It is characterized by the following.

  In addition, the panel-assembled rear car according to the present invention includes an opening / closing lid hingedly connected to an upper portion of one of the left and right side plates.

A floor plate with the reinforcement frame fixed with bolts and nuts on the lower surface, a left and right side plate where the reinforcement frame and the wheel cover whose sides are covered with side cover members are fixed with screws in the center, a rear plate, and a tow handle fixed on the front A connecting member having a connecting bolt insertion hole at an end of an adjacent carrier member is formed by connecting the five carrier members consisting of a front plate to which members are fixed by bolts, and the connecting member and the adjacent carrier member are bolted. A luggage carrier fixed between the left and right side plates and the side cover member, a wheel rotatably supported by the axle, and a towing handle fixing member fixed to the front plate. Equipped with a tow handle and a grounding leg fixed to the front side of the loading platform to which the tow handle is fixed. It is possible to provide an easy panel prefabricated Carts.
By fixing the L-shaped reinforcing member to the upper four corners of the carrier, the strength of the carrier can be improved.
The floor car, left and right side boards, rear board, and front board are made of aluminum, and the reinforcing board fixed to a part of the side cover member that passes through the reinforcing frame and axle is made of stainless steel, so that the weight of the rear car is reduced and used. By using a high-strength member in a portion to which medium stress is applied, it becomes possible to make a lightweight and durable panel-assembled rear car.
By providing an opening / closing lid that is hingedly connected to the upper part of one of the left and right plates, it becomes possible to prevent the luggage of the luggage carrier from getting wet in rainy weather.

(A) (b) It is a figure which shows embodiment of this invention. (A) (b) It is a figure which shows embodiment of this invention. It is a figure showing an embodiment of the present invention. It is a figure showing an embodiment of the present invention. (A) (b) It is a figure which shows embodiment of this invention. It is a figure showing an embodiment of the present invention. It is a figure showing an embodiment of the present invention. It is a figure showing an embodiment of the present invention. It is a figure showing an embodiment of the present invention.

  An embodiment of the present invention will be described with reference to the drawings. FIGS. 1A and 1B are a side view and a top view of an embodiment of a panel-assembled rear car 1 according to the present invention.

  The panel assembling type rear car 1 is configured such that five carrier members including a floor plate 3, a left side plate 4, a right side plate 5, a rear plate 6, and a front plate 7 are fixed by mechanical connecting means such as bolts without using welding means. Thus, the carrier 2 is formed. Both ends of the towing handle 8 are inserted into the towing handle fixing member 13 fixed to the front plate 2, and are pressed and fixed by fixing bolts 8a. The towing handle 8 may be either of a type that is manually pulled or a tapered two-wheeled vehicle that is connected to the rear portion of the bicycle to be pulled.

  Wheels 10 are rotatably supported by axles 9 fixed to the left and right plates 4 and 5. The grounding leg 11 is fixed to the front side of the carrier 2 to which the towing handle 8 is connected and the center of gravity is on the front side of the carrier. The grounding leg 11 allows the panel-assembled rear car to be stably placed when not in use.

  FIGS. 2A and 2B are diagrams showing the front and back surfaces of the floorboard 3. On the back surface of the floor panel 3, reinforcing members 12 are fixed vertically and horizontally by screws. The reinforcing member 12 has a U-shaped cross section and horizontal connecting portions formed at lower ends on both sides, and the connecting portion and the floor plate 3 are fixed by a plurality of screws. By reinforcing the floor plate 3 receiving the load of the load placed on the load 2 with the reinforcing member 12, the load 2 can withstand the load of the load. The floor plate 3 is made of aluminum and the reinforcing member 12 is made of aluminum or stainless steel having strength.

3A, 3B, and 3C are a plan view, a side view, and a partially enlarged view of a lower portion of the rear plate 6. FIG. As shown in FIG. 3C, a part of the lower end of the rear plate 6 is bent to form a connecting portion 6a. A bolt insertion hole is formed in the connecting portion 6a, and an end of the floor plate 3 is inserted into the connecting portion 6a, and the rear plate 6 and the floor plate 3 are fixed with bolts. The rear plate 6 is made of aluminum.

  4A, 4B, and 4C are a side view, a plan view, and a partially enlarged view of a lower portion of the front plate 7. FIG. A pair of tow handle fixing members 13 are fixed to the front left and right sides of the front plate 7 with bolts. After inserting both ends of the towing handle 8, a fixing bolt insertion hole 13 a for securely fixing the towing handle 8 is formed in the towing handle fixing member 13. The towing handle 8 is fixed by screwing the fixing bolt 8a. As shown in FIG. 4C, a part of the lower end of the front plate 7 is bent to form a connecting portion 7a. A bolt insertion hole is formed in the connecting portion 7a, and an end of the floor plate 3 is inserted into the connecting portion 7a, and the front plate 7 and the floor plate 3 are fixed with bolts. The front plate 7 is made of aluminum.

  FIGS. 5A and 5B are a perspective view and a side view of the right side plate 5. An axle insertion hole is formed at the lower center of the right side plate 5. A reinforcing frame 14 having a U-shaped section extending in the vertical direction is fixed to the right side plate 5 at the center of the right side plate 5 with screws. An axle insertion hole is formed in the reinforcing frame 14. The reinforcing frame 14 is made of high-strength stainless steel, and is installed so as to withstand vibrations and impacts during traveling of the wheels rotatably supported on the axle 9.

A wheel cover 15 is fixed to the right side plate 5 at the center of the right side plate 5 with a screw. A side cover member 16 that covers the side opening of the wheel cover 15 is fixed to the wheel cover 15 with a screw. An axle insertion hole is formed in the side cover member 16, and the periphery of the axle insertion hole of the side cover member 16 is fixed and reinforced by a stainless steel reinforcing plate 16 a. The axle 9 is inserted into the side cover member 16 and the axle insertion hole of the right side plate 5, and nuts are screwed to both ends of the axle 9 to fix the axle 9. Wheels 10 are rotatably supported on the axle 9 via bearings.

  A part of the front and rear ends of the right side plate 5 is bent to form a front connection part 5a and a rear connection part 5b. Bolt insertion holes are formed in the front and rear connecting portions 5a and 5b, and the side end of the front plate 7 is inserted into the front connecting portion 5a, and the right plate 5 and the front plate 7 are fixed with a plurality of bolts 17. The end of the rear plate 6 is inserted into the rear connecting portion 5b, and the right plate 5 and the rear plate 6 are fixed with a plurality of bolts 17. The configuration of the left side plate 4 is the same as the configuration of the right side plate 5, and a description thereof will be omitted.

  FIG. 8 is a view showing a fixed state of the left and right side plates 4 and 5 and the rear plate 6 and the front plate 7. Both end portions of the front plate 7 are fitted to the front connection portions 4a, 5a of the left and right plates 4, 5, and are fixed with bolts 17. Both ends of the rear plate 6 are fitted to the rear connecting portions 4b, 5b of the left and right plates 4, 5, and are fixed with bolts 17.

  FIG. 9 is a diagram illustrating a fixed state of the floor panel 3, the rear panel 6, and the front panel 7. The rear end of the floor plate 3 is fitted to the connecting portion 6a of the rear plate 6, and is fixed with bolts 17. The front end of the floor plate 3 is fitted to the connecting portion 7a of the front plate 7 and fixed with bolts 17.

  FIG. 6 is a perspective view showing the loading platform 2 in a state where five loading platform components, that is, a floor panel 3, left and right side panels 4, 5, a rear panel 6, and a front panel 7, are fixed. An L-shaped reinforcing member 18 is fixed to the upper corners of the four corners of the bed 2 with screws to improve the strength of the bed 2.

  FIG. 7 is a diagram illustrating an embodiment in which the opening / closing lid 19 is attached to the loading platform 2. An opening / closing lid 19 is attached to the upper part of one of the left and right plates 4 and 5 by a hinge 20 so as to be freely opened and closed. The provision of the opening / closing lid 20 makes it possible to prevent the luggage being loaded on the luggage carrier 2 of the panel-assembled rear car 1 from being wet by the rain while being transported.

  As described above, according to the panel-assembled rear car of the present invention, the number of parts is small, it can be easily assembled without using any welding means, it is lightweight and durable, and parts can be easily replaced. It is possible to do.

  1: Panel-assembled rear car, 2: Loading bed, 3: Floor plate, 4: Left side plate, 4a: Front connection portion, 4b: Rear connection portion, 5: Right side plate, 5a: Front connection portion, 5b, rear connection portion, 6 : Rear plate, 6a: connecting portion, 7: front plate, 7a: connecting portion, 8: towing handle, 8a: fixing bolt, 9: axle, 10: wheel, 11: ground leg, 12: reinforcing member, 13: towing Handle fixing member, 13a: fixing bolt insertion hole, 14: reinforcing frame, 15: wheel cover, 16: side cover member, 16a: reinforcing plate, 17: bolt, 18: L-shaped reinforcing member, 19: openable lid, 20: Hinge

Claims (4)

A floor plate with the reinforcing member fixed to the lower surface with screws, a left and right side plate where the reinforcing frame and the wheel cover whose side surfaces are covered with side cover members are fixed with screws, a rear plate, and a towing handle fixing member on the front surface A connecting portion having a bolt insertion hole is formed at an end of an adjacent loading member, and the five loading member components including the front plate fixed by bolts are fixed to the connecting portion and the adjacent loading member by bolts. And the carrier formed
An axle fixed between the left and right plates and the side cover member,
Wheels rotatably supported on the axle;
A towing handle fixed to the towing handle fixing member fixed to the front plate,
A grounding leg fixed to the front of the loading platform to which the towing handle is fixed,
A panel-assembled rear car comprising:   The panel-assembled rear car according to claim 1, wherein an L-shaped reinforcing member is fixed to upper four corners of the carrier.   The floor plate, the left and right side plates, the rear plate, and the front plate are made of aluminum, and the reinforcing plate fixed to a part of the side cover member through which the reinforcing frame and the axle are inserted is made of stainless steel. The described panel assembly type rear car.   The panel-assembled rear car according to any one of claims 1 to 3, further comprising an opening / closing lid hinged to an upper part of one of the left and right plates.

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