JPH0615538U - Frame member - Google Patents

Abstract

(57) [Summary] [Purpose] By reducing the number of fastening members and the number of fastening points required for assembling the frame member, the assembly work is simplified and the workability is improved, and the variation in tightening strength is eliminated. To ensure proper and uniform tightening, and to improve tightening rigidity. [Structure] A long bolt 9 is inserted through a through hole 6 formed in the center portion in the width direction at both ends of a top plate 1 and through holes previously formed in a pair of side plates 3 and 3, respectively. The tip male screw portion 9A is screwed and fastened to a nut 7 fitted in a through hole 6 formed in the center portion in the width direction at both ends of the main plate 2.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a frame member that functions as a basic constituent member of furniture and furniture suitable for assembly by a knockdown method.

[0002]

[Prior art]

 For example, as shown in FIG. 4, a wooden or resin frame member formed by integrally connecting a top plate 1, a base plate 2 and a pair of side plates 3 and 3 is used for a large number of wood screws, tapping screws or special purpose screws. They are joined together by fastening with small fastening members 4, 4, ... Such as machine screws. That is, the top plate 1 and the side plates 3 and 3 are integrally joined by penetrating the top plate 1 from the upper side and screwing a plurality of fastening members 4, 4 ... At the upper ends of the side plates 3 and 3. The side plates 3 and 3 are integrally joined by penetrating the main plate 2 from the back side and screwing a plurality of fastening members 4, 4 ... At the lower end portions of the side plates 3 and 3. However, in the conventional frame member configured to be integrally joined by screwing a large number of short-sized fastening members 4, 4, ..., Since there are many fastening members 4, 4, ... The work is complicated and the assembling work is inferior, and there are drawbacks such that it is difficult to properly and uniformly tighten the tightening strength (tightening torque) of the fastening members 4, 4, ... There is. Further, since the fastening structure is such that the short-sized fastening members 4, 4 ... Are screwed into the upper end portion or the lower end portion of the side plates 3 and 3, the individual screwing amounts and the total sum of the screwing amounts are small, and high fastening rigidity is achieved. There are some difficulties that cannot be obtained.

When a knockdown system is adopted for assembling such a frame member, the assembling work on the user side is complicated, the assembling workability is poor, and it is difficult to secure an appropriate tightened state and the rigidity is high. There arises a problem that the frame member cannot be obtained. On the other hand, on the manufacturer side, the number of processing steps and the number of procured parts are large, which causes a problem of cost increase.

[0004]

[Problems to be solved by the device]

 The problem to be solved is that since the number of fastening members and the number of fastening points are large, the assembly work is complicated and the assembly workability is poor, and the fastening strength of the fastening members varies and the tightening is appropriate and uniform. Is difficult and the fastening rigidity is low.

[0005]

[Means for Solving the Problems]

 According to the present invention, in a frame member configured by integrally connecting at least a top plate and a base plate and a pair of side plates, one of the pair of the top plate and the base plate and the pair of side plates facing each other is the one of the pair. And a long-sized fastening member that passes through the other pair sandwiched between the pair and one of the pair, and the fastening portion corresponding to at least one axial end of the fastening member. , The number of fastening members and the number of fastening points are reduced to simplify the assembly work and improve the workability of the assembly, eliminate the fluctuation of the tightening strength and secure the proper and uniform tightening condition, and the tightening rigidity. Achieved the purpose of raising.

[0006]

[Action]

 According to the present invention, a long-sized fastening member is inserted through either one of the top plate and the ground plate and one side plate into the one pair and the other pair sandwiched between the pair of side plates, and Since the fastening portion is fastened with at least one axial end portion of the fastening member, the rigidity per unit quantity of the fastening member is increased. Therefore, the required number of long-sized fastening members and fastening portions and fastening points can be reduced.

[0007]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view in which a frame member according to the present invention is applied to a basic constituent member of a television mounting table, and FIG. 2 is an enlarged sectional view taken along line AA of FIG. It should be noted that the same or corresponding portions as those of the conventional example will be described by attaching the same reference numerals. In these figures, the television mounting table (frame member) is provided with a top plate 1, a base plate 2 and a pair of side plates 3 and 3 having a core material frame flush structure incorporating a core material 3A. The side plates 3 and 3 are sandwiched between both ends of the main plate 2, and one pair of the top plate 1 and the main plate 2 and the other pair of the side plates 3 and 3 are temporarily assembled. The relative positioning is performed by fitting a plurality of wooden dowels 5, 5 ... In both pairs. A through hole 6 is formed in the central portion in the width direction at both ends of the top plate 1 and the base plate 2, and a nut 7 functioning as a fastening portion is fitted into the through hole 6 on the base plate 2 side. , The through hole 6 on the top plate 1 side and the through hole 8 formed in the middle core material 3A of each of the pair of side plates 3 and 3 (however, the middle core material 3A and the through hole of one side plate 3 8 is shown in FIG. 2), and the television mounting base is assembled by screwing and fastening the male screw end 9A at the tip of the long bolt 9 into which the long bolt 9 is inserted. In the figure, 10 is a glass door, 11 is a supporting portion of the glass door, and 12 is a back plate.

In this way, the long bolt 9 having high rigidity is inserted into the through hole 6 of the top plate 1 and the through holes 8 of the side plates 3 and 3, and the tip male screw portion 9 A thereof is inserted into the through hole 6 of the main plate 2. Since the fastening is performed by screwing the nut 7 attached, sufficient fastening strength can be obtained by using the two long bolts 9. That is, the required number of long bolts 9 and nuts 7 and the number of fastening points can be reduced. Therefore, the assembling work is simplified and the assembling workability is improved, and if the work of tightening the small number of long bolts 9 such as two bolts is performed, the tightening strength will not vary and the proper operation will be achieved. And even tightening can be performed. Therefore, even if the knockdown method is adopted for assembling the TV mounting table, the above-mentioned problems that were concerned by the user side and the above-mentioned problems that were concerned at the manufacturer side were concerned. It never happens. That is, on the user side, the assembly work is simplified and the assembly workability is greatly improved, and it is possible to obtain a properly mounted TV stand with high rigidity, and on the manufacturer side, the processing man-hours and procurement are increased. Cost reduction can be achieved by reducing the number of parts.

In addition, in the above-mentioned embodiment, the configuration is described in which the side plates 3 and 3 are sandwiched between the top plate 1 and the base plate 2 and fastened by the long bolt 9 and the nut 7, but a pair of side plates. The top plate 1 and the base plate 2 are sandwiched between the upper and lower end portions of 3, 3 and the long bolt 9 is inserted into the through hole on the side plate 3 side and the through holes preformed in the top plate 1 and the base plate 2, respectively. However, the configuration may be such that the tip male screw portion 9A is screwed into and fastened to the nut 7 attached to the other side plate 3. In addition, a description will be given with a configuration in which a long bolt 9 having a male screw portion 9A at the tip has a function of a long fastening member, and a nut 7 attached to the through hole 6 on the main plate 2 side has a function of a fastening portion. However, two nuts 7 that form male threads on both ends of the long rod have the function of long fastening members, and are screwed to the male threads on both ends. It may be configured to have. Further, the relative positioning for temporarily assembling one pair and the other pair has been described with a configuration in which a plurality of wooden dowels 5, 5, ... It goes without saying that various positioning structures may be adopted.

[0010]

[Effect of device]

 As described above, in the present invention, since the fastening is performed using the long fastening member having high rigidity, the required number of fastening members and fastening portions and the fastening points can be reduced. Therefore, the assembling work is simplified and the assembling workability is improved, and the tightening strength does not vary, and proper and uniform tightening can be performed. Therefore, even if a knockdown system is used for assembling the frame members, the assembly work on the user side is simplified and the assembly workability is greatly improved, and the frame members are properly tightened and have high rigidity. In the manufacturer side, cost reduction can be achieved by reducing the processing man-hours and the number of parts to be procured.

[Brief description of drawings]

FIG. 1 is a perspective view in which a frame member according to the present invention is applied to a basic constituent member of a television mounting table.

FIG. 2 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 3 is an explanatory diagram of an example of a long fastening member and a fastening portion corresponding thereto.

FIG. 4 is a perspective view of a conventional example.

[Explanation of symbols]

 1 Top plate 2 Base plate 3 Side plate 7 Nut (fastening part) 9 Long bolt (long fastening member)

Claims (1)

[Scope of utility model registration request] 1. A frame member formed by integrally connecting at least a top plate and a base plate and a pair of side plates, wherein any one of the pair of the top plate and the base plate and the pair of side plates facing each other is the one of the pair. A frame characterized by being fastened in cooperation with a long-sized fastening member that passes through the pair and the other pair sandwiched between the pair, and a fastening portion corresponding to at least one axial end of the fastening member. Element.