JPH10252184A - Block joint member and block joint construction - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide one kind of joint members capable of jointing blocks each other by piling them up to free height. SOLUTION: A block joint member is equipped with an inrush section 2 on one end side and, at the same time, an accepting section 3 on the other end side, the inrush section 2 of one joint member 1a inserted in a joint member insertion hole 5 of one block 4 is made to rush into the accepting section 3 of the other joint member 1b inserted in a joint member insertion hole 5 of the other block 6, and the blocks 4 and 6 having the joint member insertion holes 5 with the same length are connected to each other. In that case, the inrush section 2 is equipped with an expansion operating section 14 and, at the same time, the accepting section 3 is equipped with an expansible expansion section 16. When the inrush section 2 is made to rush into the accepting section 3, the expansion operating section 14 is made to expand the expansion section 16, and the expansion section 16 is held between the inside circumferential surfaces of the joint member insertion holes 5 and expansion operating section 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a block connecting member and a block connecting structure for connecting a plurality of blocks to each other.

[0002]

2. Description of the Related Art Conventionally, for example, when creating a flower bed,
For example, blocks made of bricks or the like are stacked via an adhesive such as mortar to form an enclosure. For this reason, when changing the shape and size of the flowerbed, the above-mentioned enclosure had to be broken.

[0003] In order to simplify the assembly and demolition of such a structure such as a flower bed, see, for example, Japanese Patent Application Laid-Open No. 2-292405.
A block as shown in Japanese Patent Application Laid-Open Publication No. H11-209,837 has been proposed.

[0004] The block has a central portion formed of an elongated solid body having an upper flat surface and a lower flat surface. And an outer portion. The side surfaces of the first outer portion and the second outer portion are connected to both end surfaces of the central member so that the central axes thereof are directed in the vertical direction. The first outer portion and the second outer portion each have a pin insertion hole at the center thereof, which penetrates vertically.

According to the publication, a large number of blocks are stacked by superposing the first outer portion or the second outer portion on each other, and the blocks are passed through the pin insertion holes which coincide with each other, so that the blocks are connected to each other. It is intended to be used in a straight line or with a required angle between them and connected to each other.

[0006]

However, in the above-mentioned conventional configuration, the required length of the pins differs depending on the number of stacks of the blocks, so that various types of pins having different dimensions must be prepared in advance. There were inconveniences such as having to do so.

[0007] In particular, private gardens and home gardens are not created based on detailed design drawings, but the height of the enclosure is actually determined by the development. It is often determined by trial and error after starting work. In such a case, it is very convenient if the blocks can be stacked and connected at a desired height with only one kind of pin.

The present invention has been made in view of such circumstances, and a first problem to be solved is to provide a block connecting member which can stack blocks at a free height and connect them to each other with only one kind. It is to provide.

A second object to be solved by the present invention is to provide a block connecting structure capable of stacking and connecting a plurality of blocks at an arbitrary height.

[0010] The third problem to be solved by the present invention is:
It is an object of the present invention to provide a block connection structure in which a plurality of blocks can be stacked at any height and connected, and the connection is further strengthened.

[0011]

According to a first aspect of the present invention, there is provided a block connecting member having a protrusion at one end and a receiving portion at the other end. The projecting portion of one block connecting member inserted through the connecting member insertion hole of one block is inserted into the receiving portion of another block connecting member inserted through the connecting member inserting hole of another block to be identical to each other. A block connecting member for connecting the blocks having the connecting member insertion holes each having a length to each other, wherein the projecting portion includes an expanding action portion and the receiving portion includes an expandable expanding portion, and the projecting portion includes When the projection is inserted into the receiving section, the expansion section expands the expansion section to hold the expansion section between the inner peripheral surface of the connecting member insertion hole and the expansion section. It is those that you have configured.

If a large number of such block connecting members are prepared, the blocks can be stacked at any height and connected.

According to a second aspect of the present invention, there is provided the block connecting member according to the first aspect, wherein the expanding action portion is formed in a tapered shape, and a slit is provided in the receiving portion to form the expanding portion. It is formed. This is preferable because it can be manufactured at low cost.

According to a third aspect of the present invention, there is provided a block connecting member according to the first or second aspect, further comprising a through-hole penetrating from the receiving portion to the projecting portion. is there. According to this configuration, when a large number of the blocks are stacked, a long rod member can be inserted into the through-holes connected to each other between the many block connecting members. For this reason, the up-down connection between a large number of blocks becomes stronger, which is more preferable.

[0015] In order to solve the second problem, claim 4
The block connection structure according to the present invention described in the above, at least two blocks each having a connection member insertion hole of the same length each other, and a block connection member that is respectively inserted into the connection member insertion hole of each block, The block connecting members are provided with a projecting portion projecting from each of the blocks, a receiving portion for receiving the projecting portion of the other block connecting member, an expanding action portion formed on the projecting portion, and a projecting portion formed on the receiving portion. With a scalable expansion part,
When the projecting portion of one block connecting member projecting from one block is caused to project into the receiving portion of another block connecting member in the connecting member insertion hole of another block,
The expansion action part of the one block connection member expands the expansion part of the other block connection member, and the inner peripheral surface of the connection member insertion hole of the other block and the expansion of the one block connection member The blocks are connected to each other by holding the expanded portion of the other block connecting member between the operating portions.

In order to solve the third problem, a block connecting structure according to a fifth aspect of the present invention is the block connecting structure according to the fourth aspect, wherein each of the blocks has a horizontally long main body, A connecting portion formed at both ends in the length direction of the main body and connecting portions of blocks adjacent to each other in the horizontal direction and a connecting portion which vertically overlaps with each other, and wherein the connecting member insertion hole overlaps with each other. Are formed so as to penetrate vertically, and are formed so as to vertically penetrate the body portions of vertically adjacent blocks.

According to this structure, the vertically adjacent blocks are connected to each other by the block connecting member not only in the connecting portion but also in the main body portion, so that the connection between the blocks is further strengthened. For example, the resistance against the force acting on the block from inside and outside is increased.

According to a sixth aspect of the present invention, there is provided a block connecting structure according to the fourth aspect, wherein each of the blocks is formed at a laterally long main body and at both ends in the longitudinal direction of the main body. A connecting portion of blocks adjacent to each other in the horizontal direction and a connecting portion overlapping each other vertically, and the connecting portion overlapping each other and the main body portion are vertically overlapped so that each block is vertically and horizontally. And the connecting member insertion holes are formed so as to vertically penetrate the connecting portion and the main body portion which overlap with each other.

According to this, as in the case of the fifth aspect, when the blocks are connected more firmly and the blocks are aligned so that the connecting portions overlapping each other are aligned in the vertical direction. The resistance to the force acting on the block from inside and outside is increased.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

A block connecting member 1 (1a, 1b) according to an embodiment of the present invention is, as shown in FIGS.
A lower end is provided with a protrusion 2 and an upper end is provided with a receiving portion 3. Then, as shown in FIG. 3, one block connecting member (upper block connecting member 1a) inserted into the connecting member insertion hole 5 of one block (upper block 4).
Of the other block (lower block 6) into the receiving portion 3 of another block connecting member (lower block connecting member 1b) inserted through the connecting member insertion hole 5 of the other block (lower block 6). 4, 6 are mutually connected.

First, the block connecting member 1 will be described in detail with reference to FIGS. The upper block connecting member 1a and the lower block connecting member 1b are simply given different reference numerals for convenience of explanation,
The members have exactly the same configuration.

The block connecting member 1 (1a, 1b)
Is a cylindrical member having an axial through hole 7. As a material of the block connecting member 1, it is preferable to use a plastic, for example, as in the present embodiment, from the viewpoint of easiness of processing and coloring. In addition, a light metal or the like can be used as a material.

Each of the blocks 4 and 6 has a connecting member insertion hole 5 through which the block connecting members 1a and 1b are inserted.
Are formed in advance. Each connecting member insertion hole 5
Have the same inner diameter and upper and lower length, and vertically penetrate from the upper flat surface 8 to the lower flat surface 9 of each of the blocks 4, 6 having the same height. The block connecting members 1a, 1
b is inserted one by one into the connection member insertion hole 5 of each of the blocks 4 and 6.

In FIG. 3, as each of the blocks 4 and 6, a block A having a connecting portion 11 having a thickness half the thickness of the main body 10 at an end of the main body 10 is used (FIG. 3). FIG. 7), the pair of blocks AA in which the connecting portions 11 are alternately overlapped are shown as the upper block 4 and the lower block 6, respectively. May be horizontally superposed and simply superimposed.

The block connecting member 1 has an outward flange 12 at the upper end thereof. When the flange portion 12 is inserted into the connection member insertion hole 6 of the blocks 4 and 6, the flange portion 12 abuts on the upper flat surface 8 around the connection member insertion hole 5, and the block connection member 1 moves downward. To prevent falling off. The thickness of the flange portion 12 is extremely thin. This is to prevent a large gap from being formed between the blocks 4 and 6 when the blocks 4 and 6 are stacked, and to prevent the stability of the stacked upper blocks 4 from being impaired. is there.

As shown in FIG.
The state in which the block connecting member 1 is completely inserted is a state in which the block connecting member 1 is inserted through the connecting member insertion hole 5 until the block contacts the upper flat surface 8 of the blocks 4 and 6.

The total length of the block connecting member 1 must be longer than the thickness of the blocks 4 and 6. In the illustrated example, when inserted into the connecting member insertion hole 5 to the fully inserted state, the length of the block 4, 6 protrudes approximately one third downward from the lower flat surface 9. In other words, the entire length of the block connecting member 1 is about 1.5 times the thickness of the blocks 4 and 6. For example, if the thickness of the blocks 4 and 6 is 6 cm, the length of the block connecting member 1 is about 9 cm.

The block connecting member 1 is formed to be gradually thinner toward the lower side. This is to make it easier to insert the blocks 4 and 6 into the connecting member insertion holes 5 and to insert another block connecting member into the receiving portion 3. As shown in FIG. 2, the block connecting member 1 in the illustrated example includes an upper taper portion 13, an intermediate taper portion 14, and a lower taper portion 15 from above, and these taper portions 13, 14, 15 are Adjacent ones are continuous.

As shown in FIG. 3, when the upper block connecting member 1a is inserted into the connecting member insertion hole 5 of the upper block 4 until the upper block 4 is completely inserted, the entire lower taper portion 15 and the intermediate taper portion A part of 14
It protrudes from the lower flat surface 9a of the upper block 4.
The protruding portion is the protruding portion 2 protruding into the receiving portion 3 of the lower block connecting member 1b, and the part of the protruding portion 2 which is the intermediate tapered portion 14 is an expansion action portion.

On the other hand, the receiving portion 3 receives the projecting portion 2 of the upper block connecting member 1a therein. The outer diameter of the protrusion 2 and the inner diameter of the receiving part 3 are large enough to fit freely.

The receiving part 3 is formed with an expandable expansion part 16. When the bulging portion 2 of the upper block connecting member 1a bulges,
It is expanded outwardly by the expansion action portion 14 above the protrusion 2. In the illustrated example, from the viewpoint of manufacturing easiness and the like, the upper taper portion 13 is provided with four slits 17 extending in the vertical axis direction, so that the receiving portion 3 is formed with four pieces of the extended portion 16. ing. The expansion portion 16 has elasticity, and returns to the original state when the expansion action portion 14 is pulled out.

The outer diameter of the upper end of the block connecting member 1 in which the receiving portion 3 is formed is the same as that of the block 4,
6 is formed to be slightly smaller than the inner diameter of the connecting member insertion hole 5, and as shown in FIGS.
The expansion member 6 is forcibly expanded by the intrusion of the expansion member 14 and is held between the inner peripheral surface of the connecting member insertion hole 5 and the expansion member 14. At the same time, the expansion action section 14 is held by the elastic restoring force of the expansion section 16.

The upper block connecting member 1a is
In order to prevent the lower block connecting member 1b from being pushed upward from the receiving portion 3, it is preferable that the expansion action portion 14 and the expansion portion 16 are provided with a non-slip means in advance. For example, the outer peripheral surface of the expanding section 14 and the inner peripheral surface of the expanding section 16 may be provided with small knurls extending in the circumferential direction thereof.

Using the block connecting member 1 configured as described above, the blocks 4 and 6 are stacked and connected as follows.

First, as shown in FIG. 3, the lower blocks 6 are arranged on the ground leveled to form, for example, a flowerbed enclosure.
The block connecting members 1b are inserted into the connecting member insertion holes 5 of the lower block 6, respectively. When the block connecting member 1b is pushed with a finger until it is completely inserted, the protrusion 2 of the block connecting member 1b
Project downward from the lower flat surface 9 and into the ground. Thus, the lower block 6 is fixed on the ground.

Next, the upper block 4 is stacked on the lower block 6 with the connecting member insertion holes 5 aligned with each other, and the block connecting member 1a is inserted into the connecting member insertion hole 5 of the upper block 4. Insert Then, the protruding portion 2 of the upper block connecting member 1 a protrudes into the receiving portion 3 of the lower block 6. Then, when the upper block connecting member 1a is pushed with a finger until it is completely inserted, the expansion action portion 14 formed in the protrusion 2 is formed.
Forcibly expands the expanding portion 16 formed in the receiving portion 3 of the lower block connecting member 1a. As a result, the expansion portion 16 of the lower block connecting member 1b is
Is the expansion action portion 1 of the upper block connecting member 1a.
4 and the inner peripheral surface of the connection member insertion hole 5 of the lower block 6, and the expansion action portion 14 of the upper block connection member 1 a is connected to the expansion portion of the lower block connection member 1 b. It is held by the elastic restoring force of 16. In this way, the upper block 4 is stacked and connected on the lower block 6.

Similarly, on the upper block 4,
The blocks may be stacked one after another to the required height and connected using the block connecting member 1.

In the case where blocks are stacked high and connected, for example, the following is performed in order to obtain a more robust structure.

That is, as shown in FIG. 6, a base is made of, for example, concrete or the like.
Is buried. After the blocks are stacked and connected by the block connecting member 1 as described above, a long bolt 21 screwed into the cap screw 20 is inserted into the continuous through hole 7 of the block connecting member 1. And screwed into the cap screw 20. In this way, the respective blocks are fixed by the bolts 21 between the washer 22 attached to the bolts 21 and the cap screws 20, resulting in a more rigid structure.

In FIG. 6, the block connecting member inserted through the lowermost block 23 is used by cutting off the portion of the above-mentioned indented portion in advance.

FIGS. 7 and 8 show three types of blocks A, which are suitable for use with the block connecting member 1.
B and C and an example of their connection relationship are shown. These blocks A, B, and C can be formed of an appropriate material such as plastic, brick, and concrete, for example. However, so-called ecocement using garbage incineration ash or sewage sludge as a main raw material can be used. It is suitable.
The blocks A, B, and C can be used as various building blocks, such as a fence block, in addition to a flowerbed enclosure.

In FIG. 7, block A of the first embodiment
(A1, A2, A3) includes a horizontally long main body 10 having an upper flat surface 8 and a lower flat surface 9 which are parallel to each other;
And connecting portions 11, 11 integrally formed at both ends in the length direction. The connecting portions 11 and 11 are connected to the main body 10.
Extending in the length direction of the main body 10.
Is half the thickness of

In the block A of the first embodiment, the exterior design is prepared by, for example, chamfering the periphery of the outward side surface 25 of the main body 10 which is the outer surface of the structure.

The block A of the first embodiment is provided not only at the connecting portion 11 but also at the central portion in the longitudinal direction of the main body 10.
The connection member insertion hole 5 is provided. Then, the central portion of the main body portion 10 of the upper block A3 is positioned directly above the connecting portions 11, 11 of the lower blocks A1, A2 adjacent to each other in the length direction, so that the blocks of each stage are positioned. Are shifted by half the length of each block A. The connection member insertion holes 5 of the connection portions 11, 11 of the lower blocks A1, A2 adjacent to each other that overlap each other
, One block connecting member 1 is inserted, and the lower block connecting member 1 is inserted into the connecting member insertion hole 5 of the main body 10 of the upper block A3. Is rushing.

When such alternate connecting structures are continued in the vertical and horizontal directions, the blocks are aligned with the blocks as compared with the case where the blocks are aligned so that the connecting portions overlapping each other are aligned in the vertical direction. The resistance to forces acting from inside and outside is increased, and the connection between the blocks becomes stronger.

In FIG. 7, the block B of the second embodiment has a main body 10 that is half the length of the main body 10 of the block A of the first embodiment. It has the same configuration as block A of one embodiment. As is clear from FIG. 7, the block B of the second embodiment is suitable when the blocks A of the first embodiment are stacked while being shifted by a half.

Further, in FIG. 8, the block C of the third embodiment is formed by forming an angle θ with respect to the length direction of the main body 10 so as to be suitable for smoothly bending and connecting the blocks. This is provided with connecting portions 11 and 11.

The block connecting structure shown in FIG. 9 uses the block A of the first embodiment and the block connecting member 1 so that the connecting portions 11, 11 overlapping each other are aligned in the vertical direction. A is stacked and connected, and furthermore, the vertically adjacent blocks A are connected to each other by the block connecting member 1 inserted into each of the connecting member insertion holes 5 of each of the main body portions 10. 1
In the vicinity of 1, the resistance to the force in the direction of the arrow acting outward from the inside of the block wall is further improved.

By appropriately combining the blocks A, B, and C as described above as needed and using the block connecting member 1, various types of structures can be freely constructed. Also, disassembly can be easily performed without breaking the block.

Of course, the various blocks in the illustrated example are merely examples, and it goes without saying that this is not a limitation on the implementation of the block connecting member and the block connecting structure according to the present invention.

[Brief description of the drawings]

FIG. 1 is an overall perspective view of a block connecting member according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of the block connecting member taken along line II-II of FIG.

FIG. 3 is a cross-sectional view illustrating a block connection structure using the block connection member of FIG. 1;

FIG. 4 is an explanatory diagram showing a mutual relationship between an extension operation section and an extension section.

FIG. 5 is an enlarged view of a main part of FIG. 3;

FIG. 6 is a sectional view showing another block connection structure.

FIG. 7 is a perspective view showing an example of a block and a connection relationship thereof.

FIG. 8 is a perspective view showing another example of a block and a connection relationship thereof.

FIG. 9 is a perspective view showing another example of the block connection structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 (1a, 1b) Block connecting member 2 Entry part 3 Receiving part 4, 6 Block 5 Connecting member insertion hole 7 Through hole 10 Main body part 11 Connecting part 14 Expansion action part 16 Expansion part

Claims (6)

[Claims] 1. A piercing portion is provided on one end side and a receiving portion is provided on the other end side, and the piercing portion of one block connecting member inserted into a connecting member insertion hole of one block is connected to a connecting member of another block. A block connecting member which is inserted into the receiving portion of another block connecting member inserted through the insertion hole to connect the blocks having the connecting member insertion holes of the same length to each other, and is extended to the insertion portion. An inner peripheral portion of the connecting member insertion hole, the operating portion being provided with an expandable expanding portion in the receiving portion, wherein the expanding operating portion expands the expanding portion when the insertion portion is inserted into the receiving portion. A block connecting member configured to hold the expansion section between a surface and the expansion section. 2. The block connecting member according to claim 1, wherein said expanding action portion is formed in a taper, and said receiving portion is provided with a slit to form said expanding portion. 3. The connecting member according to claim 1, further comprising a through-hole penetrating from the receiving portion to the projecting portion. 4. A block connecting member comprising: at least two blocks each having a connecting member insertion hole having the same length as each other; and block connecting members inserted into the connecting member insertion holes of the respective blocks. A projecting portion projecting from each of the blocks, a receiving portion for receiving the projecting portion of the other block connecting member, an expanding action portion formed on the projecting portion, and an expandable expanding portion formed on the receiving portion. When the projecting portion of one block connecting member protruding from one block is caused to project into the receiving portion of another block connecting member in the connecting member insertion hole of another block, the one The expanding action portion of the block connecting member expands the expanding portion of the other block connecting member, and the inner peripheral surface of the connecting member insertion hole of the other block and the one of the first block connecting member and the inner peripheral surface of the other block connecting member. A block connection structure for connecting the blocks to each other by holding the expansion portion of the other block connection member between the block operation member and the expansion action portion of the block connection member. 5. Each of the blocks includes a horizontally long main body portion, and a connecting portion formed at both ends in the longitudinal direction of the main body portion and connecting with a connecting portion of a horizontally adjacent block and vertically overlapping each other. And the connecting member insertion hole is formed so as to vertically penetrate the connecting portion overlapping each other,
The block connection structure according to claim 4, wherein the block connecting structure is formed so as to vertically penetrate the main body portions of vertically adjacent blocks. 6. Each of the blocks includes a horizontally long main body portion, and a connecting portion formed at both ends in the longitudinal direction of the main body portion and connecting with a connecting portion of a horizontally adjacent block and vertically overlapping each other. The connecting portion and the main body portion which overlap each other are vertically overlapped so that the blocks are aligned in the vertical direction and the horizontal direction, and the connecting member insertion hole is provided so that the connecting portion and the main body portion overlap each other. The block connecting structure according to claim 4, wherein the block connecting structure is formed so as to penetrate vertically.