JP3192151U - Trolley - Google Patents

Abstract

There is provided a carriage that has a simple structure, allows parts to be removed and replaced, and can be changed in size and shape as necessary.
There are provided four connecting tools 11 and four connecting rods 12 positioned at the four corners, and connecting rods are provided between connecting tools adjacent to each other. At the top, at least two first insertion portions having different directions are provided, and the connecting rod inserted into the first insertion portion is between the pedestal 10 which is substantially perpendicular to each other and the two connecting rods facing each other. Each having at least one reinforcing rod 20, an insertion portion, and a second insertion portion. The insertion portion and the second insertion portion are substantially perpendicular to each other, and the insertion portion is opposed to each other. And at least two joints 30 through which the connecting rods are inserted, and at least four rollers 40 rotatably provided at the bottoms of the four connecting tools.
[Selection] Figure 1

Description

  The present invention relates to a bogie, and more particularly, to a bogie capable of detaching and replacing parts.

  As conventional trolleys, for example, trolleys according to Patent Literature 1 and Patent Literature 2 have been proposed. These carriages have a plate as a pedestal, a roller is provided below the pedestal, and a pressing rod having a U-shape is provided on one side of the upper part of the pedestal. In this way, it is possible to place an item on the pedestal, hold the holding rod and push the carriage to advance.

  However, the pedestal having such a configuration cannot change the shape and employs a solid plate. Therefore, the pedestal is heavy, has a high production cost, and cannot be changed in size or shape as necessary. . For example, when working in a narrow space, if the pedestal is wide, it cannot pass, but if the pedestal is narrow, larger items cannot be received stably.

  On the other hand, in the cart of Patent Document 1, the handle of the holding rod and the two support rods are not located on the same plane, and such a configuration requires that one metal tube be directly formed, Manufacturing is difficult and production costs are high.

Taiwan Utility Model No. M433999 Taiwan Utility Model No. M425812

  The main object of the present invention is to provide a cart that has a simple structure, can be removed and replaced, and can be changed in size and shape as necessary.

  According to the cart of the present invention, the connecting rod includes four connecting tools located at the four corners and four connecting rods, and the connecting rods are provided between the connecting tools adjacent to each other. At least two first insertion parts having different directions are provided on the upper part of the first connecting part, and the connecting rods inserted in the first inserting part are substantially perpendicular to each other, and are provided with wings extending on the upper part of each connecting tool. The extending wing portion is a base located between the two first insertion portions, at least one reinforcing rod provided between the two connecting rods facing each other, the insertion portion, and the second insertion portion. The insertion portion and the second insertion portion are substantially perpendicular to each other, the connecting rod is inserted through the insertion portion, the two second insertion portions face each other, and at least one reinforcing rod The two ends of the second insertion At least the two joints are inserted respectively into parts, characterized in that it comprises at least four rollers are provided rotatably respectively on the bottom of the four connecting members, the.

  According to the carriage of the present invention, the holding rod has a substantially U-shape, has two support rods, and a handle connected between the two support rods, and is away from the handles of the two support rods. One end is connected to the upper part of the adjacent connecting tool, respectively.

  According to the cart of the present invention, a turning mechanism is provided on the upper part of each connecting tool provided with two support rods, and one end away from the handle of each support rod is pivotally attached to the turning mechanism. Thereby, the holding rod can be turned between the first position and the second position with respect to the pedestal, and the turning mechanism includes an elastic tool and a slide groove, and both ends of the pressing rod are respectively Each inserted into the slide groove, the push rod is pulled by the elastic tool and is constantly biased to one end of the slide groove, and when the press rod is located at the first position or the second position, Due to the pulling force of the elastic tool, the push-down rod is positioned within the turning range of the support rod, and the support rod cannot turn with respect to the turning mechanism. Overcome power It is possible, thereby, pressing the rod is capable of departing from the pivoting range of the support rods, pressing the rod, characterized in that it is possible to pivot relative to the base.

  According to the carriage of the present invention, the holding rod further includes two sleeves, each sleeve having a curved shape, and one end of a support rod and a handle are respectively inserted into both ends thereof. To do.

  According to the carriage of the present invention, each sleeve has a first section, a second section, and a third section, and the second section is located between the first section and the third section. Is not parallel to the second section, the connection between the first section and the second section is refracted, the second section is not parallel to the third section, and the connection between the second section and the third section is refracted The support rod is inserted into the first section, and one end of the handle is inserted into the third section.

  According to the cart of the present invention, at least one stop wall is provided on the side away from the center of the pedestal at the top of each connecting tool, and when the item is placed on the pedestal, the item is separated from the pedestal by the stop wall. It is possible to prevent separation.

  According to the cart of the present invention, each connecting tool includes a restricting tool located at the upper part and a seat located at the bottom part, and stereotactic grooves perpendicular to each other are formed on the surface of the restricting tool facing the seat. One end of each connecting rod is sandwiched between one of the positioning grooves and the corresponding sheet, the restricting tool, the connecting rod and the sheet are connected to each other by a fastening method, and the roller is the seat restricting tool. It is provided in the side away from.

  According to the cart of the present invention, the structure is simple, it is possible to replace parts by attaching and detaching, and the size and shape can be changed as necessary.

It is a perspective view which shows the combined state of Example 1 of this invention. It is a disassembled perspective view which shows a part of Example 1 of this invention. It is a disassembled perspective view which shows another part of Example 1 of this invention. It is a figure which shows the state which folded the pressing rod of Example 1 of this invention. It is sectional drawing which shows a part when the pressing rod of Example 1 of this invention is not folded. It is sectional drawing which shows a part after folding the pressing rod of Example 1 of this invention. It is a perspective view which shows the combined state of Example 2 of this invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
Reference is made to FIGS. 1 is a perspective view showing a combined state of the first embodiment of the present invention, FIG. 2 is an exploded perspective view showing a part of the first embodiment of the present invention, and FIG. 3 is a perspective view of the first embodiment of the present invention. FIG. 4 is an exploded perspective view showing another part, FIG. 4 is a view showing a state in which the holding rod of Embodiment 1 of the present invention is folded, and FIG. 5 is a view of folding the holding rod of Embodiment 1 of the present invention. FIG. 6 is a cross-sectional view showing a part of the pressing rod according to the first embodiment of the present invention after folding. The cart of this embodiment includes a base 10, at least one reinforcing rod 20, at least two joints 30, and at least four rollers 40.

  The pedestal 10 includes four connecting tools 11 and four connecting rods 12 positioned at the four corners, respectively. A connecting rod 12 is provided between the connecting tools 11 adjacent to each other. At the top of each connecting tool 11, at least two first insertion parts having different directions are provided. The two connecting rods 12 are substantially perpendicular to each other. A wing portion 1112 is provided at the top of each connecting tool 11. The extending wing part 1112 is located between the two first insertion parts and extends to the center of the base 10. Each connecting tool 11 includes a restricting tool 111 located at the top thereof and a sheet 112 located at the bottom thereof. Two orientation grooves 1111 perpendicular to each other are formed on the surface of the restricting tool 111 facing the sheet 112. These localization grooves 1111 and the sheet 112 constitute these first insertion portions. One end of each connecting rod 12 is sandwiched between one of the localization grooves 1111 and the sheet 112 corresponding thereto. The restricting tool 111, the connecting rod 12, and the seat 112 are connected to each other by a fastening method. Each restricting tool 111 is substantially rectangular. The two localization grooves 1111 are close to the side of the restricting tool 111 away from the center of the base 10. The extending wing part 1112 is formed at a corner away from the two localization grooves 1111 of the restricting tool 111 (or a corner closest to the center of the base 10). By providing these extending wings 1112, it is possible to receive the item stably even if a larger item is placed. On the other hand, the two localization grooves 1111 may be formed in a groove that communicates with each other and has an L shape. In order to prevent the articles placed on the pedestal 10 from falling, at least one stop wall 1113 is provided on the side of the upper part of each connecting tool 11 away from the center of the pedestal 10. The stop wall 1113 can prevent the item placed on the base 10 from falling. Each connecting tool 11 may have an L-shaped stop wall, and the stop wall may be provided on two sides away from the center of the base 10 of the connecting tool 11.

  The reinforcing rod 20 is provided between the two connecting rods 12 facing each other. Each joint 30 has an insertion portion 31 and a second insertion portion 32. The insertion part 31 and the second insertion part 32 are substantially perpendicular to each other. The connecting rod 12 is inserted through the insertion portion 31. The two second insertion portions 32 face each other. Both ends of at least one reinforcing rod 20 are respectively inserted into the two second insertion portions 32 and are fixed to the base 10. In this embodiment, each joint 30 is a tube having a substantially T-shape. The connecting rod 12 is inserted into the insertion portion 31 through the joint 30 and fixed. One end of the reinforcing rod 20 is inserted into the second insertion part 32 and fixed. In this way, the reinforcing rod 20 is fixed between the two connecting rods 12, so that the entire structure can be strengthened and the area capable of supporting an article can be increased.

  These rollers 40 are rotatably provided at the bottoms of the four connecting tools 11. In this way, it is possible to move the pedestal 10. In this embodiment, each roller 40 is provided on the surface of the sheet 112 away from the restricting tool 111.

  In the present embodiment, the carriage further includes a holding rod 50. The holding rod 50 is substantially U-shaped and includes two support rods 52 and a handle 51 connected between the two support rods 52. One end of the two support rods 52 away from the handle 51 is connected to the upper part of the adjacent connecting tool 11. The holding rod 50 further includes two sleeves 53. Each sleeve 53 has a curved shape, and one end of each of a support rod 52 and a handle 51 is inserted into each end thereof. Each sleeve 53 has a first section 531, a second section 532, and a third section 533, and the second section 532 is located between the first section 531 and the third section 533, and the first section 531 is not parallel to the second section 532, and the connecting portion of the first section 531 and the second section 532 is refracted, and the second section 532 is not parallel to the third section 533, and the second section 532 and the third section 532 are refracted. It is preferable that the connecting portion of the section 533 is refracted, the support rod 52 is inserted into the first section 531, and one end of the handle 51 is inserted into the third section 533. In the present embodiment, a turning mechanism 60 is provided on the upper part of each connecting tool 11 on which two support rods 52 are provided. One end of each support rod 52 away from the handle 51 is pivotally attached to the turning mechanism 60. In this way, the holding rod 50 can pivot with respect to the pedestal 10 between a first position perpendicular to the pedestal 10 and a second position parallel to the pedestal 10. The turning mechanism 60 includes an elastic tool 62 and a slide groove 63. Both ends of the push-down rod 70 are inserted into the slide grooves 63, respectively. The push-down rod 70 is pulled by the elastic tool 62 and is constantly urged toward one end of the slide groove 63. When the holding rod 50 is located at the first position or the second position, the push-down rod 70 is positioned within the turning range of the support rod 52 by the pulling force of the elastic member 62, and the support rod 52 is turned. Cannot pivot with respect to the mechanism. By pressing the push rod 70, it is possible to overcome the pulling force of the elastic tool 62. As a result, the push-down rod 70 can move away from the turning range of the support rod 52, and the holding rod 50 can turn with respect to the base 10. Of course, as shown in FIG. 7, the cart of the present invention may not have a holding rod.

  Next, a method for assembling and disassembling the cart of the present invention will be described. Please refer to FIG. 1 to FIG. The pedestal 10 is configured by connecting the connecting tool 11, the connecting rod 12, the auxiliary rod 20, and the joint 30 to each other. Therefore, if necessary, the size and aspect ratio of the pedestal can be changed by exchanging the connecting rod 12 and the reinforcing rod 20 having different lengths and assembling them to the connecting tool 11 and the joint 30. It is. It is also possible to adjust the position of the reinforcing rod 20 by looking at the shape and weight of the item to be placed on the pedestal and increasing or decreasing the reinforcing rod 20 or moving the joint. On the other hand, since the holding rod 50 is detachable, the support rod 52 and the handle 51 having an appropriate length can be exchanged if necessary. Due to the special bent shape of these sleeves 53, the user can conveniently hold and hold the holding rod 50. Since the holding rod 50 is constructed by assembling a plurality of parts, it is easier to manufacture and reduces the production cost and has a structure that is easier than a conventional one formed by bending a single metal tube. It is possible to increase the strength.

  A method of using the present invention will be described with reference to FIGS. During normal operation, the positioning tool 61 is urged toward the support rod 52 by the elasticity of the elastic tool 62, so that the support rod 52 is pressed against the positioning tool 61. Thus, the holding rod 50 cannot turn with respect to the turning mechanism 60. When the user wants to fold the carriage, as shown in FIG. 6, when the push-down rod 70 is pushed down by hand or foot, the push-down rod 70 moves along the slide groove 63, and the positioning tool 61 is supported by the support rod 52. The support rod 52 is not restricted by the positioning tool 61 by overcoming the elasticity of the elastic tool 60 away from At this time, the holding rod 50 can turn to the second position with respect to the turning mechanism 60. That is, the holding rod 50 is substantially parallel to the pedestal 10 and is located directly above the pedestal 10. After folding the carriage, the positioning tool 61 is pressed against the support rod 52 again only by releasing the push-down rod 70, and the hold-down rod 50 cannot turn with respect to the turning mechanism 60. In the case where it is desired to use the carriage, if the push-down rod 70 is pushed down as in the above process, the support rod 52 is not restricted by the positioning tool 61, and the support rod 52 can be turned. . When the support rod 52 is turned to a certain position, the push-down rod 70 is released, so that the push-down rod 70 is positioned. Thus, the use of the cart of the present invention is extremely convenient.

  According to the above configuration, the cart of the present invention has a simple structure, a convenient assembling method, it is possible to remove and replace parts, and the size and shape can be changed as necessary. It is possible to fold the holding rod, the positioning mechanism of the holding rod is simple, and the use is very convenient.

  Thus, while described with reference to particular examples of the present invention, those examples are for illustrative purposes only, and are not intended to limit the present invention, and those having ordinary skill in the art. It will be understood that modifications, additions, or deletions may be made to the embodiments disclosed herein without departing from the scope of the present invention and the scope of the utility model registration request.

  The present invention can be applied to a carriage.

DESCRIPTION OF SYMBOLS 10 Base 11 Connecting tool 12 Connecting rod 20 Reinforcing rod 30 Joint 31 Insertion part 32 2nd insertion part 40 Roller 50 Holding rod 51 Handle 52 Support rod 53 Sleeve 60 Turning mechanism 62 Elastic tool 63 Slide groove 70 Pushing rod 111 Restriction tool 112 Sheet 531 First section 532 Second section 533 Third section 1111 Stereotaxic groove 1112 Extending wing 1113 Retaining wall

Claims (7)

The connecting rod includes four connecting tools located at the four corners and four connecting rods, and the connecting rods are provided between the connecting tools adjacent to each other. , At least two first insertion portions having different directions are provided, and the connecting rods inserted into the first insertion portions are substantially perpendicular to each other, and are provided with wings extending above the connecting tools. The extending wing is positioned between the two first insertion parts,
At least one reinforcing rod provided between the two connecting rods facing each other;
An insertion portion and a second insertion portion, wherein the insertion portion and the second insertion portion are substantially perpendicular to each other, the connecting rod is inserted through the insertion portion, and the two second portions The insertion portions are opposed to each other, and at least one reinforcing rod has both ends inserted into the two second insertion portions, and at least two joints;
A carriage including at least four rollers rotatably provided at the bottom of each of the four connecting tools.   The holding rod is substantially U-shaped, has two support rods and a handle connected between the two support rods, and one end of the two support rods away from the handle is The trolley according to claim 1, wherein the trolley is connected to upper portions of adjacent connecting tools.   A swivel mechanism is provided at the upper part of each connecting tool provided with the two support rods, and one end of each support rod away from the handle is pivotally attached to the swivel mechanism. The holding rod is capable of turning between a first position and a second position with respect to the pedestal, and the turning mechanism includes an elastic tool and a slide groove, and both ends of the pressing rod are The push rod is inserted into each slide groove, and the push rod is pulled by the elastic tool and is constantly biased to one end of the slide groove. The push rod is moved to the first position or the second position. When in the position, due to the pulling force of the elastic tool, the push-down rod is positioned within the turning range of the support rod, and the support rod cannot turn with respect to the turning mechanism. By pressing the pressing rod, it is possible to overcome the pulling force of the elastic tool, whereby the pressing rod can be separated from the turning range of the support rod, and the pressing rod The cart according to claim 2, wherein the cart is capable of turning with respect to the pedestal.   The press rod further includes two sleeves, each sleeve having a curved shape, and one ends of the support rod and the handle are inserted into both ends thereof, respectively. Item 3. The cart according to item 2.   Each sleeve has a first section, a second section, and a third section, the second section being located between the first section and the third section, wherein the first section is the The first section and the second section are refracted without being parallel to the second section, the second section is not parallel to the third section, and the second section and the third section The cart according to claim 4, wherein a connecting portion is bent, the support rod is inserted into the first section, and one end of a handle is inserted into the third section.   At least one stop wall is provided on the side of the upper part of each connecting tool away from the center of the pedestal, and when the item is placed on the pedestal, the item is separated from the pedestal by the stop wall. The cart according to claim 1, wherein the cart can be prevented.   Each connecting tool includes a restricting tool located at the upper part and a seat located at the bottom part, and stereotactic grooves perpendicular to each other are formed on the surface of the restricting tool facing the sheet. One end of each connecting rod is sandwiched between one of the positioning grooves and the corresponding sheet, and the restrictor, the connecting rod and the sheet are connected to each other by a fastening method, and the roller is The carriage according to claim 1, wherein the carriage is provided on a side of the seat that is away from the restricting tool.