JP3027723U - Connection structure of rod-shaped members - Google Patents

Abstract

(57) [Abstract] (Corrected) [PROBLEMS] To provide a connecting structure for a rod-shaped member capable of improving the connection strength of the rod-shaped member and improving the rigidity of the assembled furniture mainly composed of a frame such as a clothes rack. provide. SOLUTION: A connecting body 16 having a required length is arranged on a first rod 14, and an inner diameter dimension of the connecting body 16 is provided near an open end of a second rod 10 connected to the first rod 14. Set the same as. Further, the first rod body 14 at a position facing the connection body 16 is provided with a hole 14a that allows the bolt 12 to be inserted therethrough. Further, a female screw portion corresponding to the male screw portion 12a of the bolt 12 is provided at the open end of the second rod body 10.
Therefore, after the vicinity of the open end of the second rod body 10 is inserted into the connection body 16, the bolt 12 is inserted through the hole 14a, and the bolt 12 is screwed into the female threaded portion.
The bar 14 and the second bar 10 are supported and fixed, respectively.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a connecting structure for rod-shaped members, and more specifically, for connecting rod-shaped members forming a frame such as a clothes rack or a wagon, the rod-shaped members are configured to be more firmly connected to each other. It is about structure.

[0002]

[Prior art]

 One of the products that are distributed as equipment in the general household is furniture that buyers can easily assemble at home, such as clothes racks. In the assembly type furniture represented by this clothes rack, the frame itself is composed of a plurality of rod-shaped members, and the entire frame is formed by supporting and fixing each rod-shaped member. As a structure for connecting the rod-shaped members, as shown in FIG. 8, one rod-shaped member 10 into which a connecting member 12 such as a screw or a bolt is screwed from the open end is orthogonal to the open end. The other rod-shaped member 14 abutted at the position is supported and fixed. The other rod-shaped member 14 is provided with a hole at a position corresponding to a portion with which the one rod-shaped member 10 abuts, which allows the male screw portion 12a of the connecting member 12 to be inserted therethrough. Therefore, after the connecting member 12 is inserted through the hole from the facing surface of the other rod-shaped member 14 to the one rod-shaped member 10 with which the open end portion is in contact, the male screw portion of the connecting member 12 is inserted. By screwing 12a, one rod-shaped member 10 and the other rod-shaped member 14 are connected to each other.

[0003]

[Problems to be solved by the device]

 According to the connection structure of the rod-shaped members described above, each member such as clothes hanging can be divided, so that there is an advantage that the sales form can be made compact. However, at the time of assembling, the open end of the one rod-shaped member 10 is brought into contact with one side surface of the other rod-shaped member 14, and these are supported and fixed by the connecting member 12 such as a screw. Therefore, even if the connection member 12 is sufficiently tightened, it cannot be said that the connection strength is sufficiently secured because the rod-shaped members 10 and 14 are not integrated with each other. . Further, when a large number of clothes are hooked on the clothes rack or when the clothes rack is moved as needed, a large load is applied to the rod-shaped member forming the column or the like. For this reason, a slight deviation occurs in the connection end surfaces of the rod-shaped members 10 and 14, and the connection member 12 is likely to loosen, resulting in difficulty in maintaining the rigidity of the frame itself. The problem arises.

[0004]

[The purpose of the device]

 In view of the above-mentioned drawbacks, the present invention has been proposed in order to suitably solve this, and by improving the connection strength of rod-shaped members, an assembly mainly composed of a frame, such as a clothes rack, is provided. An object of the present invention is to provide a connection structure for a rod-shaped member that can improve the rigidity of furniture.

[0005]

[Means for Solving the Problems]

 In order to overcome the above problems and preferably achieve the intended purpose, the present invention provides a rod-shaped member into which a connecting member such as a screw is screwed from an open end and an open end of the one rod-shaped member. In the connecting structure of the rod-shaped member in a frame such as a clothes rack or an article mounting table, which is composed of the other rod-shaped member connected at a required angle and is mutually supported and fixed through the connecting member, A connecting body having a required length is arranged on the other rod-shaped member, and a diameter dimension near the open end of the one rod-shaped member is fitted to the vicinity of the open end of the connection body on the other rod-shaped member. The one rod-shaped member and the connection member are fitted to each other, and then the one rod-shaped member and the other rod-shaped member are inserted from the outer surface of the other rod-shaped member through the connection member. Configured to connect and secure each other It is characterized by that.

In another invention of the present application, one rod-shaped member into which a connecting member such as a screw is screwed in from an open end and another rod-shaped member connected to the open end of the one rod-shaped member at a required angle are provided. A connecting structure for a rod-shaped member in a frame, such as a clothes rack or an article mounting table, which is configured to include a rod-shaped member and is supported and fixed to each other via the connecting member, and is separate from the other rod-shaped member. The connecting body of the required length, and at the open end of the connecting body, a flange of the required shape set to be the same as the outer diameter dimension of the other rod-shaped member is arranged, and the same diameter as the flange. The semi-arcuate metal fitting set in the above is placed at a position sandwiching the other rod-shaped member, and the diameter dimension in the vicinity of the open end of the one rod-shaped member is set to the connection in the other rod-shaped member. Can fit near the open end of the body Set the dimensions, sandwich the other rod-shaped member with respect to the other rod-shaped member via the flange and the metal fitting, and after fitting the one rod-shaped member and the connecting body to each other, the other rod-shaped member It is characterized in that the connecting member is inserted and screwed from the outer side surface of the member to connect and fix the one rod-shaped member and the other rod-shaped member to each other.

[0007]

[Embodiment of device]

 Next, a connecting structure for a rod-shaped member according to the present invention will be described below with reference to the accompanying drawings by way of preferred embodiments. As shown in FIG. 1, the connecting structure of the rod-shaped member is such that a connecting body (hereinafter referred to as “first connecting body”) 16 having a required length is attached to the other rod-shaped member (hereinafter referred to as “first rod”) 14 described above. It is arranged. That is, the first connecting body 16 is a tubular body having a circular cross section set to have a sufficiently short dimension with respect to the one rod-shaped member (hereinafter referred to as “second rod”) 10. It is arranged on the side surface in a direction orthogonal to the bar 14. Further, as shown in FIGS. 1 and 2, on the side surface of the first rod 14 facing the position where the first connecting body 16 is arranged, as shown in FIGS. 1 and 2, the male screw portion of the connecting member (hereinafter referred to as “bolt”) 12 is formed. A hole 14a is formed to allow the insertion of 12a.

The second rod 10 is a member having a circular cross-section whose outer diameter dimension is set to be the same as the outer diameter of the first connecting body 16, and the vicinity of the open end thereof is the first connecting member. It is shaped to mate with the open end of body 16. That is, in the vicinity of the open end of the second rod 10, the outer diameter is reduced by one step so as to match the inner diameter of the first connector 16 by the same length as the extending length of the first connector 16. It is molded to size. A lid member 18 that closes the opening end of the second rod 10 is provided in the upper opening, and a female screw portion 18a corresponding to the male screw portion 12a of the bolt 12 is provided in the center of the lid member 18. Has been. Therefore, after inserting and fitting the vicinity of the open end of the second rod 10 into the first connecting body 16, the bolt 12 is inserted from the outer surface of the first rod 14 and the male screw portion 12a is inserted into the lid. The female screw portion 18a of the member 18 is screwed. As a result, the first rod 14 and the second rod 10 are connected and fixed to each other.

In this case, the structure in which the outer diameter portion of the second rod 10 is fitted to the first connecting body 16 formed of a tubular body has been described as an example. May be formed so that the outer diameter of the first connecting body 16 matches the inner diameter of the second rod 10, and the first connecting body 16 is inserted into the second rod 10.

FIG. 3 shows another embodiment of the connection structure, in which a connection body (hereinafter referred to as “second connection body”) 20 formed as an independent member is formed in a required length. There is. That is, the second connecting body 20 is a tubular body having a circular cross section, which is set to a dimension sufficiently shorter than the second rod member 10 like the first connecting body 16 and has one open end (see the figure). A flange 20a is fixed to the lower end portion. That is, this flange 20a is a semi-circular shape that is curved and has substantially the same outer diameter as that of the rod-shaped member (hereinafter referred to as the "third rod") 22 that constitutes the leg portion of the rack (described later) 17. It is an arc-shaped member.

Further, a semi-arcuate metal fitting 24 having the same diameter as the flange 20a is arranged at a position sandwiching the third rod 22. As shown in FIG. 4, the flange 20a and the metal fitting 24 are provided with a hole 25 for allowing the male screw portion 12a of the bolt 12 to pass therethrough along the longitudinal center portion of the second connector 20. There is. The diameter of the second rod 10 in the vicinity of the open end is set to a size such that it can be fitted in the vicinity of the open end of the second connector 20, as described above. Further, the lid member 18 having a female screw portion 18a at the center thereof is disposed in the opening portion where the second rod 10 is inserted into the second connecting body 20.

In order to connect the third rod member 22 and the second rod member 10 with this connecting structure, as shown in FIGS. 2 and 4, the upper and lower surfaces of the third rod member 22 are connected to the flange 20a and the flange 20a. After being sandwiched by the metal fittings 24, the second rod 10 is inserted and fitted into the second connecting body 20. After inserting the bolt 12 from the lower outer surface of the metal fitting 24 through the hole 25, the male screw portion 12a of the bolt 12 is screwed into the female screw portion 18a of the lid member 18, thereby The third rod 22 and the second rod 10 are connected and fixed to each other. In this case, since the contact area between the third rod member 22 and the second connecting body 20 is secured by the flange 20a and the metal fitting 24, the rotational force especially in the extending direction of each member is obtained. Will be regulated. The first bar 14, the second bar 10, the third bar 22, and the upper and lower connecting members 16, 20 have been described by taking as an example the ones having a circular cross section. The shape is not limited to these, and an elliptical shape, a rectangular shape, or a polygonal shape can be preferably adopted.

FIG. 5 is an overall view showing the rack 17 using the connection structure, in which the first rod as a horizontal support rod is provided at the upper end portion of the second rod 10 which constitutes the support of the rack 17. The material 14 is connected via the first connection body 16. That is, the first rods 14 are provided with the first connecting bodies 16 at both ends thereof so as to be oriented vertically downward, and the second rods 10 are attached to the respective first connecting bodies 16. After the insertion, the bolt 12 is screwed in, so that both are supported and fixed. A third rod member 22 as a leg portion is attached to the lower end portion of the second rod member 10 via the second connecting body 20. In this case, the second connecting bodies 20 are arranged in the same direction at both ends of the connecting rod 26 set to the distance of the third rod 22. The third rod 22 is attached via the second connecting body 20, and at that time, it is firmly connected by being sandwiched and connected by the flange 20a and the metal fitting 24 described above. Further, as shown in the figure, the horizontal support rods such as shelf receivers provided between the upper end portion and the lower end portion of the rack 17 at a predetermined interval are attached by the second connecting body 20. The present invention is not limited to this, and the first connection body 16 may be provided. The rack 17 can be used as, for example, a bookshelf by placing a plate body as shown in the figure on the horizontal support rod such as the shelf receiver.

FIG. 6 shows an example in which the connection structure is used for a household wagon 28, and a connection structure similar to the rack 17 is attached to the third rod member 22 forming the leg portion. Adopted. At this time, for example, when a long leg is used, the flange 20a and the metal fitting 24 attached to the second connecting body 20 can be extended as needed to support them more firmly. be able to.

Further, FIG. 7 shows a personal computer desk 30 formed by the connection structure, and the second rod forming a column at a position sandwiching an upper shelf on which a personal computer (not shown) is placed. The materials 10 are vertically arranged. The lower end portion of the second rod member 10 is supported and fixed to the third rod member 22 forming the leg portion by interposing the second connecting body 20. A top plate on which a printer or the like is placed is arranged at the upper end of the column, and the connection structure is preferably used when the horizontal rod 32 supporting the top plate is attached. That is, in this case, the vicinity of the upper end portion of the second rod 10 is formed to have a size that substantially matches the internal size of the horizontal rod 32. Further, the horizontal rod 32 has, for example, both ends thereof bent at right angles along the same direction, and the hole 32a which allows passage of the bolt 12 is formed on a side surface facing the bending direction. Therefore, the horizontal rod 32 is inserted and fitted into the upper end portion of the second rod member 10, and then the bolt 12 is screwed into the opening portion of the second rod member 10 to be supported and fixed.

[0016]

[Effect of device]

 As described above, according to the rod-shaped member connection structure of the present invention, the connection strength of each rod-shaped member can be improved with a simple structure. Moreover, since the rod-shaped members are fitted with each other or sandwiched by metal fittings, even when a plurality of heavy articles are hooked or moved in a mounted state, It has the advantage that it does not easily rattle and can withstand long-term use.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part showing a connecting structure for a rod-shaped member according to a preferred embodiment of the present invention.

FIG. 2 is a vertical cross-sectional side view showing a connecting structure of rod-shaped members according to the present invention.

FIG. 3 is a perspective view of an essential part showing another rod-shaped member connection structure according to the present invention.

FIG. 4 is a vertical sectional side view showing another rod-shaped member connection structure according to the present invention.

FIG. 5 is an overall perspective view showing a rack configured with a rod-shaped member connection structure according to the present invention.

FIG. 6 is an exploded perspective view showing a wagon configured with a rod-shaped member connection structure according to the present invention.

FIG. 7 is an exploded perspective view showing a personal computer desk configured with a rod-shaped member connection structure according to the present invention.

FIG. 8 is a perspective view of relevant parts showing a connection structure of rod-shaped members according to a conventional technique.

[Explanation of symbols]

 10 1st rod material 12 Bolt 14 2nd rod material 16 1st connection body 20 2nd connection body 20a Flange 24 Metal fittings

Claims (2)

[Scope of utility model registration request] 1. A rod-shaped member (10) into which a connecting member (12) such as a screw is screwed from an open end, and the rod-shaped member (10).
The other rod (14) connected to the open end of the rod at the required angle
In the connection structure of rod-shaped members in a frame, such as a clothes rack or an article mounting table, which is configured to be mutually supported and fixed via the connecting member (12), the other rod-shaped member (14) A connecting body (16) having a required length is provided, and a diameter dimension in the vicinity of the open end of the one rod-shaped member (10) is set to an open end of the connection body (16) in the other rod-shaped member (14). The size is set so that it can be fitted to the vicinity of the part, and after the one rod-shaped member (10) and the connecting body (16) are fitted to each other, the connecting member is formed from the outer surface of the other rod-shaped member (14). A connecting structure for a rod-shaped member, characterized in that the rod-shaped member (10) on one side and the rod-shaped member (14) on the other side are connected and fixed to each other via (12). 2. A rod-shaped member (10) into which a connecting member (12) such as a screw is screwed from an open end, and the rod-shaped member (10).
The other rod (14) connected to the open end of the rod at the required angle
In the connection structure of rod-shaped members in a frame such as a clothes rack or an article mounting table, which is configured to be mutually supported and fixed via the connection member (12), the other rod-shaped member (14) Is a separate connection body (20) with a required length, at the open end of the connection body (20), the other rod-shaped member (14)
The required shape of the flange (20 mm
a) is provided, and a semi-arcuate metal fitting (24) having the same diameter as the flange (20a) is provided at a position sandwiching the other rod-shaped member (14). The diameter of the rod-shaped member (10) in the vicinity of the open end of the rod-shaped member (10) is determined by the connecting body (2
(0) is set to a size that can fit in the vicinity of the open end, and the flange (20a) is attached to the other rod-shaped member (14).
After sandwiching the other rod-shaped member (14) via the metal fittings (24), and after fitting the one rod-shaped member (10) and the connection body (20) to each other, the other rod-shaped member (14) A rod-shaped member characterized in that the one rod-shaped member (10) and the other rod-shaped member (14) are connected and fixed to each other by inserting and screwing the connecting member (12) from the outer side surface of the rod-shaped member. Connection structure.