JP3060081U - Foldable tent frame structure - Google Patents

Abstract

(57) [Summary] (with correction) [PROBLEMS] To provide a frame structure of a folding tent. SOLUTION: A folding tent frame structure having a supporting column 2 which operates in a scissors-like manner on a supporting column 1 via a connecting member 11 and which has a vertical supporting body for supporting a central portion of an awning in the center. The connecting member 11 is fitted and fixed by exposing the top of the column 1, and the exposed top is provided with a top member 14 having a curved or tapered top surface for protecting a corner portion of the awning. Has a spring interposed therebetween so that it can be resilient against the tension of the awning, and the top surface 14a of the top member is formed of an elastic material. On the inner surface of the receiving portion 3 of the supporting rod 2 which operates in a scissors shape of the connecting member 11, a projection is formed which is in contact with the side surface of the supporting rod 2, and the receiving portion 3 is a square through-hole to the column 1 of the connecting member 11. The upper edge of the upper surface is located higher than the upper edge of the upper surface.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an improvement of a frame structure of a folding tent, particularly a frame structure of a canopy tent.

[0002]

[Prior art]

 2. Description of the Related Art A tent, particularly a canopy tent frame structure shown in FIG. 4 has been known. This frame structure is provided with square pillars 1.1 standing upright with the lower end in contact with the ground surface, and scissors-like supporting rods 2.2 at the top of each pillar 1.1. A connecting member 4 integrally formed with receiving portions 3.3, which pivotally connect one end of the member with a screw or a pin, is covered.

Further, one end of another supporting rod 2a, which operates in a scissors-like shape having another direction, is pivotally connected to a middle portion of the pillars 1, 1 with a screw or a pin. Are fixed, and the supporting rods 2, 2 and 2a, 2a are pivotally supported at their other ends by the intermediate connecting members 5, 5 so that the scissors-like shape is formed. With this movement, the whole frame can be expanded when used and contracted when stored.

[0004] Then, from the above-mentioned intermediate connecting members 5, 5 ..., central supporting rods 6, 6 ..., which are directed to the center direction of the frame, are pivotably attached, and other than the central supporting rods 6, 6 ... The center support column 7 attached to the end is supported at two places by connecting members 8.8, and is provided so as to be able to move up and down in synchronization with the movement of the scissors-like supporting rods 2.2, 2a, 2a. ing.

[0005] With respect to the frame structure of the folding tent having the above-described configuration, the canopy awning 9 is tensioned by an end rope or the like as shown in FIG. Will be attached.

[0006]

[Problems to be solved by the invention]

 However, according to the frame structure of the conventional foldable tent, the receiving members 4 are covered on the tops of the columns 1,..., And the receiving members 4 are supported by the supporting rods 2,. 2 and 2a, 2a, etc., and in order to reduce the weight, the pillars 1, 1,... Are formed by a square pipe material, and as shown in FIG. It has a cubic right angle. Therefore, the awning 9 stretched at the outer upper surface corner 4b comes into strong contact with the awning 9 and has a drawback that the awning 9 is worn and damaged by being strongly rubbed during installation work or the like.

[0007]

[Purpose of the invention]

 Therefore, the present invention focuses on the actual situation and problems of the above-described conventional technology, and aims to prolong the life of the awning by preventing the awning from being worn or damaged at the upper end of the support beforehand. An object of the present invention is to provide a foldable tent frame structure capable of receiving a tension at the time with elasticity so that a more densely installed state can be obtained.

[0008]

[Means for Solving the Problems]

 In order to achieve this object, the frame structure of the folding tent according to the present invention has a column which is squarely erected on the surface of the ground, and a support rod which operates in a scissors-like manner is provided on the column via a connecting member. In a frame structure of a folding tent having a vertical support for supporting the central portion of the awning in the center, the connecting member is fitted and fixed by exposing the top of the column, and is exposed. A top member having a curved or tapered top surface for protecting the corner portion of the awning is provided at the top, and a spring is interposed in the top member, and a spring is provided for the tension of the awning. The top surface of the top member is formed of an elastic holding material, and the scissors-like supporting rod receiving portion of the connecting member has an inner surface. The side of the supporting rod The receiving portion has a configuration in which the upper edge is located at a position higher than the opening edge of the upper surface of the square through hole to the support of the connecting member. I have.

[0009]

[Action]

 By adopting the above-described configuration, when the awning is stretched, the awning is subjected to a concentrated load at the top of the support column, is not rubbed, and is further elastically supported. Wear and damage will not occur.

[0010]

[Embodiment of the invention]

 Next, an embodiment according to the present invention will be described with reference to FIGS. FIG. 1 is a partially exploded perspective view showing a main part of a frame structure of a folding tent embodying the present invention, FIG. 2 is a longitudinal sectional view showing a mounted state of a top member, FIG. 6 is a plan view showing a modified example, FIG. 7 is a perspective view showing a connecting member as a second modification, and FIG. 8 is a front view showing the same mounting example. The same parts as those in the conventional example are denoted by the same reference numerals, and detailed description is omitted.

In the above-mentioned drawings, reference numeral 11 denotes a connecting member used in the present invention, in which receiving portions 3, 3 having the same meaning as in the prior art are integrally formed. The connecting member 11 is formed with a vertical through-hole 12 in the vertical direction. The upper end of the column 1 is fitted into the rectangular through-hole 12 so that the upper end 1a of the column 1 and at least the upper surface opening 1b are exposed. And fixed from the side wall surface by a fixing means such as a screw 13.

A top member 14 is fitted in the upper surface opening 1b of the above-mentioned column 1, and the fitted outer wall surface is fixed in the column 1 by the above-mentioned fixing means such as the screw 13. .

The top surface 14 a of the top member 14 is an arc-shaped tapered surface, and the lower end of the tapered surface is connected to the outer corner of the upper surface of the connecting member 11 to substantially project the corner of the connecting member 11. It is assumed that it has been resolved.

Further, the top member 14 has an exterior body 15 fitted to the column 1, and the exterior body 15 is a bottomed cylindrical body. The interior body 16 integrally formed with the top surface 14a is fitted into the exterior body 15 from above. The interior body 16 is open at the bottom, and a coil spring 17 is elastically provided between the bottom surfaces of the exterior body 15. It has been established. The interior body 16 having the top surface 14a formed by the coil spring 17 can be vertically resilient.

On the other hand, as shown in FIG. 6, on the inner surface of the receiving portion 3 of the support rod 2 formed integrally with the connecting member 11, a plurality of protrusions 18, 18... You can do that too. With this configuration, the contact area with the support rod 2 can be reduced, the surface friction can be reduced, and the pivoting of the support rod 2 can be lightened.

In addition, by forming the inner rear end face 19 of the receiving portion 3 in a round shape and also forming the end portion of the support rod 2 in a round shape, the pivotal movement of the support rod 2 is guided, and the density without gaps is increased. High configuration.

The receiving portion 3.3 having the end surface 19 and the protrusions 18 formed on the inner surface thereof is configured such that the upper edge position thereof is higher than the upper surface opening of the square through hole 12a of the connecting member 11a. In this case, a concave arc surface portion 20 can be formed from the opening edge of the square through hole 12a to the upper edge of the receiving portion 3, and the concave arc surface portion 21 is also formed on the lower surface base of the receiving portion 3. Is formed.

As shown in FIG. 8, the connecting member 11 a having such a configuration is fastened by a fastener such as a bolt 22 at a position about 1 cm to 1.5 cm below the top of the support column 1. Is set to a position of about 5 mm from the top of the column 1. At this time, an elastic holding material such as urethane rubber is used for the top surface 14a of the top member 14, and the use of the elastic holding material is effective even if it is performed in the cases shown in FIGS. .

With such a configuration, the mounting position of the receiving portion 3 in the conventional connecting member 4 is ensured even if the position of the connecting member 11a is lowered, so that the compatibility with the support rods 2, 2,. By providing the arc surface portions 20 and 21, the strength of the receiving portion 3 formed by shifting the position is also ensured.

[0020]

[Effect of the invention]

 The frame structure of the folding tent according to the present invention is configured as described above. This eliminates intensive load and rubbing due to the corners of the connecting member when the awning is stretched or constructed, and the awning is not worn or damaged.

[Brief description of the drawings]

FIG. 1 is a partially exploded perspective view showing a main part of a frame structure of a folding tent embodying the present invention.

FIG. 2 is a longitudinal sectional view showing a mounted state of a top member.

FIG. 3 is a perspective view of a completed state in which an awning is stretched.

FIG. 4 is a perspective view showing a conventional frame structure.

FIG. 5 is a perspective view showing a conventional connecting member.

FIG. 6 is a bottom view of a receiving portion showing a modification of the present invention.

[Explanation of symbols]

 Reference Signs List 1 support 1a upper end 1b upper surface opening 2 support rod 2a support rod 3 receiving part 4 connecting member 4a connecting member 5 intermediate connecting member 6 central supporting rod 7 central supporting column 8 connecting member 9 awning 11 connecting member 11a connecting member 12 angular member Through-hole 12a Square-shaped through-hole 13 Screw 14 Top member 14a Top surface 15 Exterior body 16 Interior body 17 Coil spring 18 Protrusion 19 Inner inner end face

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[Procedure amendment]

[Submission date] March 24, 1999

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Brief description of drawings

[Correction method] Change

[Correction contents]

[Brief description of the drawings]

FIG. 1 is a partially exploded perspective view showing a main part of a frame structure of a folding tent embodying the present invention.

FIG. 2 is a longitudinal sectional view showing a mounted state of a top member.

FIG. 3 is a perspective view of a completed state in which an awning is stretched.

FIG. 4 is a perspective view showing a conventional frame structure.

FIG. 5 is a perspective view showing a conventional connecting member.

FIG. 6 is a bottom view of a receiving portion showing a modification of the present invention.

FIG. 7 is a perspective view showing a connecting member as a second modified example.

FIG. 8 is a front view showing a mounting example.

DESCRIPTION OF SYMBOLS 1 support 1a upper end 1b upper surface opening 2 support rod 2a support rod 3 receiving part 4 connecting member 4a connecting member 5 intermediate connecting member 6 center supporting rod 7 center supporting column 8 connecting member 9 awning 11 connecting member 11a Connecting member 12 Square through hole 12a Square through hole 13 Screw 14 Top member 14a Top surface 15 Exterior body 16 Interior body 17 Coil spring 18 Projection 19 Inner inner end face

Claims (5)

[Utility model registration claims] 1. A vertical supporting body having a square column and a supporting rod which operates in a scissors-like manner via a connecting member, and a central supporting member for supporting a central portion of an awning. In the frame structure of the folding tent provided, the connecting member is fitted and fixed by exposing the top of the column, and the top surface for protecting the corner portion of the awning is curved or tapered on the exposed top. A frame structure for a foldable tent, comprising a top member as described above. 2. The foldable tent frame structure according to claim 1, wherein a spring is interposed in the top member so as to be able to repel the tension of the awning. 3. The folding tent frame structure according to claim 1, wherein a top surface of the top member is formed of an elastic material. 4. The connecting member according to claim 1, further comprising a projection formed on an inner surface of a receiving portion of the supporting member, which operates in a scissors shape, and in contact with a side surface of the supporting rod.
Or the framework structure of the folding tent of Claim 3. 5. The foldable type according to claim 4, wherein said receiving portion has a configuration in which an upper edge thereof is located at a position higher than an upper surface opening edge of a rectangular through hole to a support of a connecting member. Tent frame structure.