JPH09121961A - Fitted member support device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simply and surely fit a support by providing the device with a support fitting part protrusively with engagement piece parts having an insert groove sandwiched between them, and forming a support for supporting a fitted member fitting an engagement piece of the engagement piece part and a support part of the support with a positioning projection fitted in the insert groove of the support fitting part and a screw body. SOLUTION: First and second support fitting parts 8, 9 are provided with vertical storing recessed parts 10, and engagement piece parts 11 and insert grooves 12 and respectively formed on the outside parts thereof. A support 13 is brought into contact with the engagement piece parts 11, a guide rail A is fitted to a first support part 16 of the support part in the surface and supported, and a shelf board 17 is placed by a second support part 17. A screw body 23 is inserted in the upper end part of the support 13 and an engagement piece 24 having a long vertical side is formed on the other end part, and the engagement piece 24 is inserted in the insert groove 12 and screwed. Further, a vertical positioning projection 26 fitted in the insert groove 12 is formed on the back of the support 13, thereby preventing the rotation of the support 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounted member supporting device, for example, a device for supporting a guide rail for inserting and removing a basket or the like into a furniture body, a shelf board and the like.

[0002]

2. Description of the Related Art Conventionally, a furniture body installed in a kitchen or the like has
For example, the guide rail supports are attached to the front and rear of the inner left and right parts, and the front and rear parts of the guide rails arranged on the left and right are fixed by the front and rear guide rail supports facing each other. A structure for engaging and supporting baskets for storing household goods etc. on the left and right guide rails, and a shelf support for front and rear of the inside left and right parts of the left and right guide rails A structure is adopted in which the front, rear, left, and right parts of the shelf plate are fixedly supported by a support tool.

[0003]

In the above conventional structure,
When supporting the front and rear parts of the left and right guide rails on the furniture body with each guide rail support, the support parts to be supported by the guide rail support are formed on the front and rear parts of the left and right guide rails. It is necessary to do so, it takes time to process it, the left and right guide rails cannot be easily supported, and the installation positions of the left and right guide rails cannot be easily variably adjusted. There is. The same problem also occurs in the case where the shelf board is fixed to the furniture body by each shelf support tool.

Moreover, since it is necessary to select a member to be attached to the furniture body, that is, a guide rail or a shelf board, to select a guide rail support tool or a shelf board support tool and to install it on the furniture body, each of these support tools is used. In addition to being necessary and uneconomical, in order to make it possible to put in and take out baskets and the like on the furniture body with guide rails and to provide a shelf board to effectively use the storage space in the furniture body, There is a problem that it is not easy because it is necessary to separately attach the supports to the furniture body.

The present invention has been made in view of the above circumstances, and allows a furniture body to easily support a member to be attached such as a guide rail, and to support the guide rail or the like of the member to be attached. Since it is not necessary to process and form a support portion supported by the support on the guide rail or the like, the support portion can support the guide rail of the attached member and the shelf plate, which is economical, and the furniture is (EN) Provided is a mounted member supporting device which can effectively utilize the storage space in the main body, and can easily variably adjust the installation position of a guide rail or the like of the mounted member, which is easy to handle. That is the purpose.

[0006]

According to a first aspect of the present invention, there is provided an apparatus for supporting a member to be attached, wherein a support member is attached to the furniture main body for attaching the member to be attached to the furniture main body, and the member to be attached is attached by the support member. A supporting member attachment device for supporting, wherein the furniture main body has a support tool mounting part in which opposing engaging piece parts are provided so as to sandwich an insertion groove, and the support tool is a support tool mounting part of the furniture body. Part of the support tool contacting with the support part, and a support ridge which is provided on the back surface of the support tool body and which is fitted into the insertion groove of the support tool mounting part and a screw body which is engaged with the support tool mounting part. It has an engaging piece that is engaged with the inner surface of the joint piece portion, and a support portion that projects from the surface portion of the support tool body and that supports the mounted member.

Then, the support body is brought into contact with the support attachment portion of the furniture body, and the positioning projection on the back surface of the support body is fitted into the insertion groove of the support attachment portion of the furniture body. The support body is positioned on the support attachment portion. Then, by tightening the screw body of the support body, the engagement piece is attached to the inner surface of the opposing engagement piece portion of the support attachment portion, and the support piece is attached by the engagement piece and the support body. The engaging piece portions facing each other are sandwiched.

Therefore, the support tool can be easily attached to the support tool attachment portion of the furniture body. Then, the mounted member is easily supported on the surface portion of the support tool by supporting the mounted member on the support portion projecting from the support body of the support tool.

According to a second aspect of the present invention, there is provided a supporting member supporting device,
In the mounted member supporting device according to the first aspect, the mounted member is a guide rail having a U-shaped cross section.

According to a third aspect of the present invention, there is provided an apparatus for supporting a member to be attached,
In the attached member supporting device according to the first aspect, the attached member is a shelf plate.

According to a fourth aspect of the present invention, there is provided a mounted member supporting device,
2. The mounted member supporting device according to claim 1, wherein the supporting portion of the support body has a stepped U-shaped portion for engaging and abutting an end of a guide rail having a U-shaped cross section of the mounted member. It has the 1st supporting part of a shape, and the 2nd supporting part which mounts and supports the shelf board of a member to be attached.

Then, the guide rail and / or the shelf plate is easily supported on the support body by using the first support portion and / or the second support portion.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the accompanying drawings.

The reference numeral 1 designates a furniture main body. The furniture main body 1 is provided with front and left vertical frame members 2 which are disposed so as to be opposed to each other on the left and right sides, and on the left and right sides of the front and left frame members 2 which are spaced apart from each other. Rear left and right vertical frame bodies 3 arranged opposite to each other, and upper and lower left and right front horizontal frame bodies 4 connected between upper end portions and lower end portions of the front left and right frame bodies 2, respectively. The upper and lower left and right rear lateral frame members 5 connected between the upper and lower end portions of the rear left and right frame members 3, and the front and rear frame members 2, 3 arranged on the left and right sides, respectively. It is formed with upper and lower side frames 6 in the front-rear direction connected between the upper end portions and between the lower end portions, respectively.

The front left and right frame bodies 2 and the rear left and right frame bodies 3 are formed by vertical mold members 7 into a substantially rectangular cross section, and one side thereof has a first vertical support tool. A mounting portion 8 is formed, and a second supporting member mounting portion 9 in the up-down direction is formed on the other side portion adjacent to the first supporting member mounting portion 8.

Each of the first support tool mounting portion 8 and the second support tool mounting portion 9 has a vertical housing recess 10,
The upper and lower engaging piece portions 11 are provided on the outer side of the accommodating concave portion 10 so as to be opposed to each other, and the insertion groove 12 is formed between the projecting end portions of the engaging piece portions 11 facing each other. There is.

Reference numeral 13 is a support tool for supporting a member to be attached, which will be described later, and attaching it to the furniture main body 1. The support tool 13 is composed of the first support tool attachment part 8 and the second support tool attachment part 9. It has a vertical plate-shaped support body 14 that abuts on the opposing engaging piece parts 11, and a support part 15 for supporting the member to be attached to the furniture body 1 is provided on the surface part of the support body 14. Has been.

The support portion 15 is provided with a first support portion 16 for fitting and supporting a guide rail A as an attached member to be attached to the furniture body 1 and a shelf board B as an attached member. It comprises a second supporting part 17 for supporting.

The first support portion 16 corresponds to the support body 14
An upper support plate 18 in the horizontal direction, which is provided at a substantially intermediate portion in the vertical direction of the above, and a lower support in the horizontal direction, which is provided below the upper support plate 18 and provided at the lower end of the support body 14 The plate 19 and the plate 19 are formed to have a U-shaped cross section.

Further, an abutting step portion for fitting and abutting an end portion of the guide rail A to one side portion in the first supporting portion 16
A fitting recess 21 having a substantially U-shaped cross section having a cross section of 20 is formed, and an end of the guide rail A is fitted into the fitting recess 21 on the other side portion of the first supporting portion 16 to be fitted. A continuous concave portion 22 having a substantially U-shaped cross section, which is continuous with the guide rail A when abutting on the contact portion 20, is formed. Further, in the continuous recess 22, two rail projections 22a in the left-right direction are spaced apart from each other and are integrally projected in parallel to the lower surface of the upper support plate 18 and the upper surface of the lower support plate 19. It is set up.

Further, the upper surface portion of the upper support plate 18 is formed as the second support portion 17 for mounting and supporting the shelf board B.

Next, an insertion hole 14a penetrating in the front-rear direction is formed in the upper end portion of the support body 14, and the insertion hole 14a is formed.
A screw body 23 is rotatably inserted through a, and an operating portion 23a for rotating the screw body 23 is integrally provided at one end (front surface side) of the screw body 23 so as to project. The operating portion 23a is formed in a hexagonal shape, and a + -shaped groove is formed on the outer surface thereof.

An engaging piece 24 is rotatably screwed into a screw hole formed at the center of the engaging piece 24 at the other end (back surface side) of the screw body 23. This engaging piece 24 is the first
Insertion groove 12 of the support attachment portion 8 and the second support attachment portion 9 of
Is formed in a rectangular shape having a long side that is long enough to be inserted in the vertical direction, and both ends of the long side are opening edges of the insertion groove 12, that is, the first support attachment portion. 8 and the second supporting member attaching portion 9 are formed as engaging protrusions 25 that engage with the inside of the opposing engaging piece portions 11.

Further, on the back surface side of the support main body 14, vertical positioning projections 26 which are located on both sides of the screw body 23 and which fit in the insertion groove 12 are integrally projected in parallel. It is set up. By fitting the positioning protrusions 26 on both sides into the insertion groove 12, the support body 14 is positioned and rotation of the support body 14 is prevented.

Then, by rotating the operating portion 23a, the engaging piece 24 is moved back and forth by the screw body 23, and the engaging piece 24 is moved by the screw 23. Also, it is adapted to be engaged and disengaged with the opposite engaging piece portions 11 of the second support attachment portion 9.

Next, the elongated guide rail A as the member to be attached has a shape that fits into the fitting recess 21 of the first support portion 16 provided on the support body 14 and has a substantially cross-section. It is formed in a letter shape. That is, this guide rail A
Is a rail side plate 27 that is located inside the fitting recess 21 and faces the support tool body 14, a rail upper plate 28 that is integrally and horizontally provided on the upper end portion of the rail side plate 27, and the rail. A rail lower plate 29 integrally and horizontally provided at the lower end of the side plate 27.
With the above, the cross section is formed into a substantially U-shape so as to fit in the fitting recess 21.

Two rail protrusions 30 are provided in parallel on the opposing surface portions of the rail upper plate 28 and the rail lower plate 29 opposed to the rail upper plate 28 along the length direction thereof. Has been done. When the end portions of the guide rails A are fitted in the fitting recesses 21, the upper and lower two rail projections 30 are continuous with the upper and lower two rail projections 22a of the continuous recess 22, respectively. It has become. The guide rail A is cut into a length required to attach the mold material along the furniture main body 1, and the guide rail A is fitted into the fitting concave portion 21 of the support tool 13. The connecting part of is used without being processed and molded.

Next, the operation of the above embodiment will be described.

One end of the guide rail A is fitted into the fitting recess 21 of the first support portion 16 of the support 13 arranged on the front side of the furniture main body 1, and the contact step of the fitting recess 21 is made. One end of the guide rail A is brought into contact with the portion 20 and positioned.
Then, one end of the guide rail A is continuous with the continuous recess 22 of the first support portion 16 to form a series of guides. Therefore, the guide rail A is attached to the first support portion 16 of the support tool 13.
One end of is easily installed.

Further, by fitting the other end of the guide rail A into the fitting recess 21 of the first supporting portion 16 of the support 13 arranged on the rear side of the furniture main body 1, this fitting is performed. The other end of the guide rail A is brought into contact with the abutting step portion 20 of the recess 21 to be positioned. Then, one end of the guide rail A is continuous with the continuous recess 22 of the first support portion 16 to form a series of guides. Therefore, the other end of the guide rail A can be easily attached to the first support portion 16 of the support tool 13. And
Two upper and lower rail protrusions 30 of the guide rail A are connected to two upper and lower rail protrusions 22a projecting from the continuous recesses 22 of the front and rear supports 13, respectively.

Next, the engagement piece 24 of the support body 14 attached to one end of the guide rail A is inserted from the insertion groove 12 of the first support attachment portion 8 of the left front frame 2 into the accommodation recess 10. Support body attached to the other end of the guide rail A while pushing
The 14 engaging pieces 24 are attached to the second support attachment portion 9 of the frame 3 on the left rear side.
When pushed into the accommodation recess 10 from the insertion groove 12 of, the positioning projections 26 of the left and right front support body 14 are fitted in the insertion grooves 12 of the left and right front frame bodies 2 and 3, respectively. The supporting tool bodies 14 on the left and right sides are provided on the engaging pieces 11 of the bodies 2 and 3 which face each other.
Is abutted.

Then, the insertion grooves 12 of the left and right frame bodies 2 and 3 are inserted.
Along the positioning ridges 26 along the left and right front support body
Move 14 up and down to adjust the mounting position of guide rail A,
When the operation portions 23a of the left and right support body 14 are rotated while the guide rails A are set horizontally at predetermined positions of the left and right front frame bodies 2 and 3, the respective screw bodies 23 are used to rotate the operation portions 23a. In a state in which the engagement piece 24 is rotated approximately 90 degrees from the time of insertion into the insertion groove 12, the engagement projections 25 at both ends of the engagement piece 24 before and after the engagement piece 24 are located inside the engagement piece portion 11 facing each other. Each is abutted.

Then, when the operating portion 23a is further rotated, the respective engaging pieces 24 are moved by the screw body 23.
Are tightened and fixed respectively to the inner side portions of the facing engaging piece portions 11, and the engaging protruding portions 25 at both ends of the engaging piece 24 and the support tool body 14 make the facing engaging piece portions 11 on both sides. It is pinched from the department.

The operation section 23a of the support body 14 on the left and right sides
Since the positioning ridges 26 of the support body 14 are fitted into the insertion grooves 12 of the left and right front frame bodies 2 and 3 when each of the rotating bodies is rotated, Rotation of the support main body 14 is prevented even when the 23 is rotated, and the respective engagement pieces 24 are securely tightened. Therefore, the left guide rails A are simply connected and supported horizontally to the left and right front frame members 2 and 3 by the left and right support tools 13.

Next, the engaging piece 24 of the support body 14 attached to one end of the guide rail A is inserted into the accommodation recess 10 from the insertion groove 12 of the second support attachment portion 9 of the frame 2 on the right front side. Support body attached to the other end of the guide rail A while pushing
The engaging pieces 24 of 14 are attached to the first support attachment portion 8 of the frame 3 on the right rear side.
When it is pushed into the accommodation recess 10 from the insertion groove 12 of, the positioning protrusions 26 of the support body 14 on the front and rear sides of the right side are fitted into the insertion grooves 12 of the frame bodies 2 and 3 on the right and rear sides, respectively. The front and rear support body 14 on the right side is brought into contact with the opposing engaging piece portions 11 of the frames 2 and 3.

The right and left guide rails A have the same height as the left and right guide rails A with respect to the front and rear frame members 2, 3.
The guide rail A on the left side with the
In the same manner as in the case of connecting and supporting the right and left sides, by rotating the operation portion 23a of the right and left front supporting body 14, the front and rear right frame members 2 and 3 are supported by the right and left supporting tools 13 on the right guide rail A. Are easily connected and supported horizontally.

In this manner, a pair of left and right guide rails A are opened at the left and right front and rear supports 13 at predetermined intervals in the vertical direction of the left and right front and rear frames 2 and 3. Easily connected and supported.

Next, by engaging the left and right engaging edge portions 32 of the basket 31 with the pair of upper and lower guide rails A, each of which is a pair of left and right guide rails A, the upper and lower stages are engaged. The left and right guide rails A of each basket 31
It is engaged and supported so that it can be taken in and out freely.

At this time, each guide rail A has two rail protrusions 30, and the support body 14 at both ends of each guide rail A has two rail protrusions 30 continuous with the two rail protrusions 30. Since each rail ridge 22a has a rail ridge 22a,
Each basket in which the left and right engaging edges 32 are engaged by 22a and 30
31 is smoothly put in and taken out.

Next, in the operation of the above-described embodiment, the engaging pieces 24 of the support tools 13 at both ends of each guide rail A are horizontally arranged from the insertion grooves 12 of the front, rear, left and right frames 2 and 3 into the accommodation recess 10. The case where the guide rails A are connected and supported by the supporting members 13 at both ends of the frame bodies 2 and 3 by fitting operation from the direction has been described, but as another case of connecting the guide rails A, The engaging pieces 24 of the support 13 at both ends of the guide rail A are shown in FIG.
As shown in FIG. 5, the housing recesses 10 of the frames 2 and 3 are fitted into the housing recesses 10 from the upper ends thereof, and the support body 14 at both ends of each guide rail A is attached to the frames 2 and 3, respectively. Along with the operation part 23 at the set position.
By rotating the screw body 23 with a, the guide rails A can be easily connected and supported by the frame bodies 2 and 3 as in the case of the operation of the above-described embodiment.

Next, in each operation of the above-described embodiment, the support tools 13 are fitted in advance to both ends of each guide rail A, and the support tools 13 at both ends of each guide rail A are The case of fitting and connecting the front and rear, left and right frame bodies 2 and 3 from the horizontal direction and the vertical direction has been described. 3, the support 13 is attached in a vertically movable and rotatable state, that is, the positioning projections 26 on the back surface of the support body 14 are fitted in the insertion grooves 12 of the front, rear, left and right frames 2 and 3. The support 13
One end of the guide rail A is fitted into the fitting recess 21 of the other, and the other end of the guide rail A is fitted to the other support 13
Both ends of the guide rail A may be supported by the fitting recesses 21 of both the support tools 13 by fitting in the fitting recesses 21 of.

In this case, each support 13 has each frame 2, 3
Since the positioning protrusions 26 are not fitted to the first support tool mounting portion 8 and the second support tool mounting portion 9 of the guide rail A, the guide rail A
When fitting the other end of the guide rail A into the fitting recess 21 of the other support tool 13 with one end of the guide rail A fitted in the fitting recess 21 of each support tool 13, While vertically moving and rotating the other support tool 13, the fitting recess of the other support tool 13
By fitting the other end of the guide rail A into 21
The guide rail A is provided in the fitting recess 21 of the other support 13.
The other end of is easily fitted.

Next, in each operation of the above-described embodiment, the guide rail A that guides the basket 31 freely in and out of the front and rear left and right frame bodies 2 and 3 by using the first support portion 16 of each support tool 13. Although the case of supporting each of the support tools 13 has been described, the support tools 13 are connected to and supported by the front, rear, left, and right frame bodies 2 and 3 at the same height position, and the second support portions 17 of the respective support tools 13 are supported. By mounting the shelf board B on top of this, each support 13
The shelf board B is supported by the second support portion 17 of the. By connecting and supporting the support tools 13 at the same height position on the upper and lower parts of the front, rear, left and right frame bodies 2, 3, the second support portion 17 of each support tool 13 supports the shelf board B. Are supported in multiple stages. Then, the articles are placed and arranged on each shelf B.

Therefore, each support 13 has a guide rail support and a shelf B for supporting each guide rail A by selecting and using the first support portion 16 and the second support portion 17 thereof. It can be used for supporting a shelf board to be supported, and depending on the articles or the like stored in the furniture main body 1, each guide rail A can be formed by using the first support portion 16 and the second support portion 17 of each support tool 13. By supporting the shelf board B and the shelf board B, the storage space in the furniture body 1 can be effectively utilized.

[0045]

According to the invention of claim 1, the support body is brought into contact with the support attachment portion of the furniture body, and the positioning projection of the support body is fitted into the insertion groove of the support attachment portion. At the same time, by tightening the screw body, the engagement piece protruding from the back surface of the support body is attached to the inner surface of the engagement piece portion of the support attachment portion, which is opposed to the support piece. With the main body, it is possible to reliably sandwich and hold the opposing engagement piece portions of the support attachment portion.

At this time, since the positioning ridges of the support tool body are fitted in the insertion grooves of the support tool mounting portion, the rotation of the support tool body can be surely prevented and the engaging pieces facing each other can be prevented. It is possible to easily perform the tightening operation of the screw body that is engaged with the inner surface of the joint piece, and also to move the support body up and down using the positioning ridge fitted in the insertion groove of the support attachment part as a guide. As a result, it is possible to easily and variably adjust the installation position of the support tool that supports the mounted member.

Further, the member to be attached can be easily supported by the supporting portion projecting from the surface of the support body, and at this time, the attaching member has an engaging support portion for supporting the supporting portion. It is not necessary to process and form the member, and the attached member can be easily handled.

Therefore, the supporting member for mounting the member to be mounted on the furniture main body can be simply and surely mounted, and the member to be mounted can be easily supported by this supporting member, and the mounted member supporting device is easy to handle. Can be provided.

According to the invention of claim 2, since the member to be attached is a guide rail having a U-shaped cross section, the guide rail can be easily attached to the furniture main body by using a support tool, and the guide rail can be easily attached. The article can be easily put in and taken out of the furniture main body.

According to the third aspect of the present invention, since the member to be attached is the shelf board, the shelf board can be easily attached to the furniture main body by using the supporting tool, and the shelf board can be used in the furniture main body. Items can be easily stored and organized.

According to the fourth aspect of the present invention, the support portion of the support body has a U-shaped cross-section having a contact step portion into which the end of the guide rail having a U-shaped cross-section of the mounted member is fitted and abutted. Since the first supporting portion having a shape and the second supporting portion for mounting and supporting the shelf plate of the mounted member are provided, by fitting the end portion of the guide rail to the first supporting portion, The end portion of the guide rail is brought into contact with and aligned with the contact step portion of the first support portion, and the end portion of the guide rail can be fitted and held on the first support portion at the set position. Since the support portion and the guide rail of No. 1 are formed in a U-shaped cross section,
A series of guides can be constructed when the end portions of the guide rails are fitted to the support portions of the. Further, the shelf plate can be easily placed and supported on the second support portion.

Therefore, the guide rail and / or the shelf can be supported by the first support portion and / or the second support portion of the support body, which is economical, and the guide rail support and It is not necessary to prepare both the support tools for the shelf boards, and the storage space in the furniture main body can be effectively utilized by the support tools that can be used both for supporting the guide rails and supporting the shelf boards.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a mounted member supporting device according to an embodiment of the present invention.

FIG. 2 is a plan view showing a state in which a support tool is connected to the furniture main body.

FIG. 3 is a plan view showing a state in which a support tool is connected to the furniture main body.

FIG. 4 is a side view of the same support tool.

FIG. 5 is a side view of the support showing the engaging piece of the same.

FIG. 6 is a perspective view showing a state in which a support tool is connected from above the furniture main body.

FIG. 7 is an exploded perspective view of a support device that supports a shelf plate.

FIG. 8 is a front view of the furniture main body supporting the same basket.

FIG. 9 is a transverse plan view of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Furniture main body 8 1st support tool attachment part 9 2nd support tool attachment part 11 Engagement piece part 12 Insertion groove 13 Support tool 14 Support tool body 15 Support part 16 1st support part 17 2nd support part 20 Abutment step 23 Screw body 24 Engagement piece 26 Positioning projection A A Guide rail as attached member B Shelf plate as attached member

Claims (4)

[Claims] 1. A mounted member supporting device for mounting a supporting member on the furniture main body for mounting the mounted member on the furniture main body, and supporting the mounted member on the supporting member, wherein the furniture main body is a relative member. And a support fixture mounting portion in which an engaging piece portion that protrudes with an insertion groove sandwiched is provided, and the support fixture is a support fixture main body that abuts the support fixture mounting portion of the furniture main body, and a back surface of the support fixture main body. An engaging piece that is fitted to the inner side surface of the engaging piece portion of the supporting tool mounting portion facing each other by tightening a positioning protrusion and a screw body that are projected and fit into the insertion groove of the supporting tool mounting portion, An attached member supporting device, comprising: a support portion projecting from a surface portion of the support body to support the attached member. 2. The mounted member supporting device according to claim 1, wherein the mounted member is a guide rail having a U-shaped cross section. 3. The attached member supporting device according to claim 1, wherein the attached member is a shelf plate. 4. The first support portion having a U-shaped cross section, wherein the support portion of the support body has an abutting step portion that fits and abuts an end portion of a guide rail having a U-shaped cross section of the mounted member. The attached member supporting device according to claim 1, further comprising: a second supporting portion that mounts and supports a shelf board of the attached member.