JP2011080334A - Scaffold support base, scaffold, and method of renewing scaffold - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a scaffold support base which can be easily carried in and out of a site. <P>SOLUTION: This scaffold support base 1 used for the construction of a ceiling part in a room of a building includes a support base body 2 which is formed in an upwardly opened box shape and has a plurality of side plates 7 covering the periphery at least a part of which can be expanded from the vertical state to the horizontal state and support members 10 for supporting the side plates 7 in the state of being expanded horizontally. Since materials and tools used for the construction of the ceiling part can be housed in the support base body 2, operations for carrying these members into the room at a predetermined position and installing the members and operations for removing the members and carrying out the members from the room can be easily performed. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a scaffolding support platform, a scaffold, and a renewal method, and in particular, installed without moving obstacles such as desks, chairs, and office equipment installed in a room of a building, and installed on a ceiling portion above the obstacles. The present invention relates to a scaffolding support platform, scaffolding, and renewal method that are effective for various types of construction work.

  Avoid various obstacles such as desks, chairs, and office equipment installed in the room when performing various types of work such as replacement of ceiling panels, replacement of piping and wiring, and expansion of ceilings in the building interior. By using this scaffold, various constructions are performed on the ceiling above the obstacle without moving the obstacle.

  For example, install a pair of stepladders avoiding obstacles on both sides of the obstacle, bridge the scaffolding board with the obstacle straddled between the upper parts of both stepladders, cover the upper part of the obstacle with a curing sheet, Various work is being done on the ceiling above the obstacles.

  However, in the scaffolding as described above, the weight of the stepladder and the scaffolding plate is very heavy, so that the worker carries it in and installs it on the site, and removes it from the site after the construction is completed and carries it out. It takes a lot of work.

  Other examples of scaffolds are described in Patent Documents 1 and 2. The scaffold described in Patent Document 1 is a movable scaffold, and is an upper side that is horizontally attached between the four columns provided vertically and the upper ends of two adjacent columns among the four columns. Material, pipe material attached to the upper part of the upper cross member, a plurality of rectangular plate-like scaffolding plates attached to the upper part of the pipe material via gripping metal fittings, and an oblique attachment between the upper cross member and each column It is equipped with reinforcement brace.

  The scaffold described in Patent Document 2 is a movable scaffold, and includes two work floors that can be folded, four legs that support the two work floors, and lower ends of the legs. Casters provided, slanters attached diagonally between each leg and each work floor, reeds attached between the two legs of each work floor, and two of the two work floors And a connecting rod attached between the legs.

Japanese Utility Model Publication No. 7-19488 No. 7-35998

  Since the scaffolds described in Patent Documents 1 and 2 are configured to be movable, it takes time for the operator to carry in and install the construction site, and to remove and remove the construction site after completion of the construction. There is nothing wrong.

  However, the scaffold described in Patent Document 1 is provided with a reinforcing bar crossing diagonally between two struts, and the scaffold described in Patent Document 2 is obliquely inclined between the work floor and the leg. It is attached and the horizontal and connecting rods are horizontally mounted between the two legs, so that they may be in the way and cannot be installed depending on the size and height of obstacles installed indoors. is there. In that case, the obstacles must be moved and installed, the scaffolding must be removed after the completion of the construction, and the obstacles must be returned to their original positions, which is very laborious.

  The present invention has been made in view of the conventional problems as described above, and can be easily carried in and installed in an indoor construction site, and can be easily removed from the room and carried out after completion of the construction. An object of the present invention is to provide a scaffolding support, a scaffold, and a renewal method that can be installed indoors without moving an obstacle installed indoors.

In order to solve the above problems, the present invention employs the following means.
That is, the present invention is a scaffolding support used for the construction of a ceiling portion in a room of a building, and has a box shape with an open top, and at least some of the side plates covering the periphery are vertical. A support base body that can be deployed from a state to a horizontal state and a support member that supports the side plate in a state of being horizontally deployed are provided.

  According to the scaffolding support base of the present invention, the support base body is formed in a box shape with an opening at the top, so that when carrying construction materials and tools into the indoor field, they are supported by the support base body. By being carried into a predetermined position in the room in a state of being housed inside, it can be easily installed at a predetermined position in the room. In addition, when installed in the room, the side plate of the support base body is expanded from the vertical state to the horizontal state, and supported by the support member in the state of being horizontally expanded, thereby performing various construction work on the ceiling part of the room. Can be used as a floor. Furthermore, since it can be installed avoiding obstacles installed in the room, various constructions can be performed on the indoor ceiling without moving the obstacles.

  In the present invention, the support base body includes a frame that can be expanded and contracted in the vertical direction, the plurality of side plates that cover the periphery of the frame, and a bottom plate that covers the bottom of the frame, and the plurality of side plates are It may be configured to be movable in the vertical direction following the expansion and contraction of the frame.

  According to the scaffold support of the present invention, by extending and contracting the frame of the support base body, the side plate can be moved in the vertical direction following the expansion and contraction of the frame, so the side plate can be adjusted to an arbitrary height, Work floor made of side plates can be installed at any height.

  Furthermore, in the present invention, the frame includes a lower frame fixed to the bottom plate, and an upper frame supported by the lower frame so as to be slidable in the vertical direction, and the plurality of side plates are provided around the upper frame. The plurality of side plates may be configured to be movable in the vertical direction integrally with the upper frame.

  According to the scaffold support of the present invention, by sliding the upper frame in the vertical direction relative to the lower frame, the plurality of side plates move up and down integrally with the upper frame, and the plurality of side plates are moved in a predetermined direction in the vertical direction. Can be positioned. Therefore, for example, the side plate can be made to correspond to obstacles of various heights by moving the upper frame in the vertical direction according to the height of the obstacle installed in the room.

  Furthermore, this invention is a scaffold used for the construction of the ceiling part in the room | chamber interior of a building, Comprising: The some scaffold support stand in any one of Claim 1 to 3, and the perpendicular | vertical of this some scaffold support stand And a work floor made of a floor material spanned between the upper portions of the side plates developed from a state to a horizontal state.

  According to the scaffold of the present invention, a plurality of scaffold support bases are installed indoors, the side plates of each scaffold support base are deployed from the vertical state to the horizontal state, and the side plates are supported by the support member in a state of being deployed horizontally. In the state, by constructing the work floor by laying the floor material between the upper parts of the side plates that are horizontally deployed on the scaffolding support bases, various work can be performed on the ceiling using the work floor it can.

  Furthermore, in this invention, it is good also as having connected between adjacent scaffold support stand by the connection member.

  According to the scaffold of the present invention, since the adjacent scaffold support bases are connected by the connecting member, the interval between the adjacent scaffold support bases can be fixed, and the work floor is used for the ceiling portion. When performing various types of construction, it is possible to prevent the flooring from coming off from between the upper portions of the side plates due to a change in the interval between the adjacent scaffold support bases, and to ensure work safety.

  Furthermore, the present invention is a renewal method of a ceiling portion in a room of a building, wherein the scaffold support base according to any one of claims 1 to 3 is installed in a room, and the side plate of the scaffold support base is vertically It is developed from a state to a horizontal state, and the renewal work is performed on the ceiling using the side plate as a work floor.

  Furthermore, the present invention is a renewal method for a ceiling portion in a room of a building, wherein the plurality of scaffolding supports according to any one of claims 1 to 3 are installed in a room, and the plurality of scaffolding supports The side plate is developed from a vertical state to a horizontal state, a floor material is bridged between upper portions of the side plates of the plurality of scaffolding support bases, and renewal work is performed on the ceiling portion using the floor material as a work floor.

  As described above, according to the scaffolding support platform, the scaffolding, and the renewal method of the present invention, the work to be carried in and installed in the indoor construction site, the work to be removed from the room and carried out after the construction is completed, It can be performed efficiently in a short time.

It is the perspective view which showed one Embodiment of the scaffold support stand by this invention. It is explanatory drawing which showed the state which expand | deployed the side plate of the scaffold support stand of FIG. 1 from the vertical state to the horizontal state. It is the top view which showed one Embodiment of the scaffold by this invention. It is A arrow directional view of FIG. It is the top view which showed other embodiment of the scaffold by this invention. FIG. 6 is a view taken in the direction of arrow B in FIG. 5.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 4 show an embodiment of a scaffold support base and a scaffold according to the present invention. The scaffolding support 1 and the scaffolding 15 are used for various kinds of construction (for example, renewal construction such as replacement of ceiling panels, replacement of piping and wiring, expansion work, etc.) performed on the ceiling 20 in the room interior of the building. Then, various works are performed on the ceiling portion 21 above the obstacle 25 without moving the obstacle 25 such as a desk, chair, and various office equipment installed on the floor 21 in the room. It is effective for.

  That is, as shown in FIGS. 1 and 2, the scaffold support 1 according to the present embodiment includes a rectangular box-shaped support base body 2 that is open at the top, and four wheels that support the support base body 2 in a movable manner. 12, and various materials and tools used for the construction of the flooring 16 constituting the work floor 17 of the scaffold 15 described later and the ceiling portion 21 are accommodated inside the support base body 2.

  The support base body 2 includes a frame 3 that can be expanded and contracted in the vertical direction, a rectangular plate-like bottom plate 6 that covers the lower surface of the frame 3, and four rectangular plate-like side plates 7 that cover the periphery of the frame 3. A rectangular parallelepiped space 11 is formed in the inner part surrounded by the six side plates 7 and the four side plates 7, and the above-mentioned floor material 16, materials, tools, etc. are opened in the upper part. Each wheel 12 is attached.

  The wheel 12 is, for example, a caster, and the support base body 2 is supported by the four wheels 12 so as to be movable on the indoor floor 21, and the scaffold support 1 is connected to the indoor floor via the four wheels 12. The scaffold support 1 can be installed at a predetermined position in the room by moving on 21. In addition, what is necessary is just to attach the wheel 12 as needed.

  The frame 3 includes a fixed frame 4 fixed to the bottom plate 6, a movable frame 5 provided on the fixed frame 4 so as to be slidable in the vertical direction, and a guide member (not shown) for guiding the movable frame 5 to be slidable on the fixed frame 4. And a connecting member (not shown) made up of screws, pins and the like for connecting the fixed frame 4 and the movable frame 5 to each other.

  The frame 3 is set to an arbitrary height by sliding the movable frame 5 in the vertical direction along the fixed frame 4 and connecting the fixed frame 4 and the movable frame 5 with a connecting member at an arbitrary slide position. Can do.

  In the present embodiment, the fixed frame 4 is configured by vertically and horizontally framing four vertical members 4a, an upper horizontal member 4b, and a lower horizontal member 4c, and the movable frame 5 includes four vertical members 5a. The upper cross member 5b and the lower cross member 5c are framed vertically and horizontally, and each vertical member 5a of the movable frame 5 is aligned with each vertical member 4a of the fixed frame 4, and both vertical members 4a of both frames 4, 5 are arranged. The movable frame 5 is configured to be slidable in the vertical direction with respect to the fixed frame 4 by guiding 5a to be slidable by the guide member.

  Around the movable frame 5, the four side plates 7 are provided so as to cover each side surface 5 d of the movable frame 5, and the four side plates 7 slide in the vertical direction integrally with the movable frame 5, The movable frame 5 is positioned at the slide position.

  Each side plate 7 has a lower end that is pivotally coupled to each lower cross member 5c of the movable frame 5 via a coupling means 9 such as a hinge, and covers each side surface 5d of the movable frame 5 with the coupling means 9 as a center. It is configured to be rotatable between a position and a horizontal position orthogonal to each side surface 5d.

  In the vertical state where each side plate 7 covers each side surface 5d of the movable frame 5, the upper end is connected to each upper horizontal member 5b of the movable frame 5 by connecting members (not shown) such as screws, pins, hooks, etc. Thus, each side plate 7 is fixed in a vertical state covering each side surface 5 d of the movable frame 5. Each side plate 7 is rotated downward in the figure around the connecting means 9 at the lower end by releasing the connected state by the connecting member at the upper end, and orthogonal to each side surface 5d from the vertical state covering each side surface 5d. Expands horizontally.

  A pair of support members 10, 10 are provided between each side plate 7 and each upper cross member 5 b of the movable frame 5, and each side plate 7 is supported by the pair of support members 10, 10 being deployed horizontally. Is done. The support member 10 is, for example, a wire, a chain, or the like, and one end is connected to the center of the back surface of each side plate 7 and the other end is connected to each upper cross member 5b.

  The scaffold support 1 of the present embodiment configured as described above may be used alone, or may be used as a part of a member constituting the scaffold 15 described later.

  When the scaffold support 1 is used alone, materials, tools, etc. used for the construction of the indoor ceiling portion 20 are stored in the support base body 2 of the scaffold support 1, and the scaffold support 1 is used as the indoor floor 21. It is moved up and installed at a predetermined position outside the obstacle 25 avoiding the obstacle 25 in the room.

  At that position, the material, tools, etc. stored inside the support base body 2 are taken out, the connection state by the connecting member at the upper end of each side plate 7 is released, and each side plate 7 is vertically centered around the connecting means 9 at the lower end. It is developed from the state to the horizontal state, and is supported by the support member 10 in the state of being developed horizontally.

  As a result, the side plate 7 deployed horizontally on the scaffold support 1 can be used as the work floor 8, and the operator rides on the upper part of the work floor 8 and performs various operations on the ceiling 20 above the obstacle 25. Can be done.

  In this case, the height of the frame 3 is adjusted by sliding the movable frame 5 of the frame 3 of the support base body 2 in the vertical direction according to the height of the obstacle 25 installed in the room. When the four side plates 7 are horizontally deployed by positioning the four side plates 7 covering the side surfaces 5d at arbitrary positions in the vertical direction, the four side plates 7 are placed on the upper surface of the obstacle 25. It is possible to avoid the interference of the four side plates 7 with the obstacle 25.

  Further, if necessary, a weight (not shown) is placed on the upper part of the bottom plate 6, and the side plate 7 that is spread horizontally is used as the work floor 8. When performing various operations, the scaffold support 1 may be configured to be prevented from floating due to the weight of the operator or the like.

  Then, after various constructions for the ceiling portion 20 are completed, the side plates 7 are returned from the horizontal state to the vertical state, and the movable frame 5 is slid downward along the fixed frame 4 to return the frame 3 to the original height. The surplus materials etc. are stored inside the support base body 2 and the support base body 2 is moved on the indoor floor 21 to remove the scaffold support base 1 from the indoor construction site and carry it out of the room. Can do.

In the scaffold support base 1 of the present embodiment configured as described above, materials, tools, and the like used for the construction of the ceiling portion 20 are installed inside the support base body 2 when installed at a predetermined position in the room. Since it can be stored and moved on the floor 21 in the room in this state, it can be installed at a predetermined position, so that it can be carried into the room and installed at the predetermined position, and can be removed from the predetermined position in the room and taken out of the room. Can be carried out easily, efficiently in a short time.
Moreover, since the scaffolding support base 1 is comprised by the support base main body 2 and the wheel 12 with a simple structure, manufacturing cost can be held down cheaply.

  In the above description, the frame 3 is configured by the fixed frame 4 and the movable frame 5, and the movable frame 5 is configured to be slidable along the fixed frame 4, so that the frame 3 is configured to be extendable and contractible. However, you may comprise the flame | frame 3 so that expansion-contraction is possible by another method (a cylinder, a jack, etc.).

  In the above description, the frame 3 is constituted by the fixed frame 4 and one movable frame 5. However, the frame 3 is constituted by the fixed frame 4 and a plurality of movable frames (not shown). May be configured to be slidable with respect to the fixed frame 4.

  Next, the scaffold 15 according to the present embodiment will be described. The scaffold 15 according to the present embodiment, as shown in FIGS. 3 and 4, supports the above four scaffolds installed at the four corners outside the obstacle 25. The base material 16, the floor material 16 spanned in a state where the obstacle 25 is straddled between the upper parts of the side plates 7, 7 that are horizontally deployed on the two adjacent scaffold support bases 1, 1, and the diagonal line of the obstacle 25 It is comprised from the connection part 18 which consists of the wire, a round bar, a board | plate material, etc. which connect between the frames 3 and 3 of the two scaffold support stands 1 and 1 located on an extension line.

  Further, in the present embodiment, four obstacles 25 in a plan view made up of four sets of desks and chairs are installed on the floor 21 in the room at intervals in the left and right, and the obstacles 25a, 25b Four scaffolding support bases 1 are installed to surround the obstacles 25a and 25b at the four outer corners of the upper and lower side plates 7a and 7b of the two left and right scaffolding support bases 1a and 1b in the figure. A work floor 17 composed of a plurality of flooring materials 16 is bridged between the upper portions of the side plates 7a and 7b of the two left and right scaffolding support platforms 1a and 1b. In this case, the two scaffold support bases 1a and 1b on the right side in the drawing of one obstacle 25a also have the two scaffold support stands 1a and 1b on the left side in the drawing of the other obstacle 25b.

  In order to install the scaffold 1 having the above-described configuration at a predetermined position in the room, first, the flooring 16 and the materials used for the construction of the ceiling portion are installed inside the support base body 2 of each scaffold support base 1. A tool etc. is stored, and each scaffold support 1 is moved on the floor 21 in the room via the wheels 12, and is installed so as to surround each obstacle 25a, 25b at the four corners outside each obstacle 25a, 25b. The two scaffold support bases 1a and 1b positioned on the diagonal line of the obstacles 25a and 25b are connected to each other by the connecting member 18 made of a wire, a round bar, etc. The interval between the bases 1a and 1b is fixed to a predetermined dimension.

  In this case, according to the height of each obstacle 25a, 25b, the movable frame 5 of the frame 3 of each scaffold support base 1 is slid upward, and the frame 3 is extended upward, thereby each scaffold support base. 1 side plate 7 is positioned at a predetermined position in the upward direction, and at that position, the fixed frame 4 and the movable frame 5 are connected by a connecting member.

  And the connection state by the connection member of the upper end of the two side plates 7 along the four corners 25a, 25b of each obstacle among the four side plates 7 of each scaffold support 1 is released, and the two side plates 7 are moved vertically. The side plate 7 is developed from the state to the horizontal state and supported by the support member 10 in the state of being horizontally developed, and the two side plates 7 are disposed above the upper surfaces of the obstacles 25a and 25b.

  Next, a plurality of rectangular plate-like flooring materials 16 are not formed between the adjacent flooring materials 16 between the upper portions of both side plates 7a and 7b arranged above and below the obstacles 25a and 25b in the drawing. A quadrangular plate-like work floor 17 that covers the obstacles 25a and 25b and covers the obstacles 25a and 25b with a plurality of flooring materials 16 is formed.

  Here, the flooring 16 has a plate shape made of, for example, plastic, paper, wood, metal, and the like, and in the present embodiment, the flooring 16 is constituted by a cardboard having a honeycomb structure.

  Each flooring 16 is curved and receives both side plates 7 and 7 even if it receives materials and tools used for the construction of the ceiling portion 20 placed on the top, and the weight of the worker who works on the top, etc. It is set to a predetermined strength so that it does not fall off from between the upper parts of the, or break.

  Each flooring 16 may be in a state of being stretched between the upper portions of the upper and lower side plates 7a and 7b in the figure, or the adjacent flooring 16 and 16 may be joined to each other with an adhesive tape or the like. Then, both ends of each flooring 16 may be joined to both side plates 7a, 7b with an adhesive tape or the like so as to be separable.

  And various work can be performed with respect to the ceiling part 20 above each obstacle 25a, 25b by using the work floor 17 of the scaffold 15 of this Embodiment installed as mentioned above. Then, after various constructions for the ceiling portion 20 are completed, the floor material 16 constituting the work floor 17 is removed, and the connecting member 18 that connects the frames 3 and 3 of the two scaffold support bases 1a and 1b is removed. Each side plate 7 of each scaffold support 1 is returned from the horizontal state to the vertical state, and the movable frame 5 of the frame 3 of the support base body 2 of each scaffold support 1 is slid downward to bring the frame 3 to the original height. The floor material 16, the remaining material, tools, etc. are accommodated in the inside of the support stand main body 2, each scaffold support stand 1 is moved on the floor, removed from the construction site, and carried out of the room.

  In the scaffold 15 of the present embodiment configured as described above, the scaffold support base 1 is configured to be movable on the floor 21 in the room, and the scaffold is provided inside the support base body 2 of the scaffold support base 1. Since it is configured to store flooring material 16 that constitutes 15 work floors, construction materials and tools, etc., it can be installed easily, quickly and efficiently when installed on indoor construction sites. can do.

  In addition, since each side plate 7 of each scaffold support 1 is supported by the support member 10 from above in a state where it is deployed in a horizontal state, it supports each obstacle 25a, 25a and each side plate 7 below each side plate 7. The supporting member 10 does not interfere with each other, and the scaffold 15 can be installed without moving the obstacles 25a and 25b.

  FIG. 2 shows another embodiment of the scaffold 15 according to the present invention. The scaffold 15 includes four scaffold support platforms 1a, 1a on the left side in the figure of one obstacle 25a among the four scaffold support platforms 1 installed at the four corners outside the obstacles 25a, 25b, and The two upper and lower scaffold support platforms 1a and 1a on the right side of the other obstacle 25b in the figure are constituted by the scaffold support platform 1 of the above-described embodiment, and the upper and lower two scaffolds on the right side of the obstacle 25a in the figure. Support platform 1c, 1c (the two upper and lower scaffold support platforms 1c, 1c on the left side of the other obstacle 25b in the figure, each side plate 7 covering each side surface 5d of the movable frame 5, and the upper end of each platform frame 5) The upper cross member 5b is connected to the upper cross member 5b through the connecting means 9 so as to be rotatable, and the side plates 7 are configured to rotate upward in the figure. Other configurations are the same as those shown in the above embodiment. It is the same.

  Also in this case, each side plate 7 is horizontally expanded from above by a support member (not shown) provided between the surface (upper surface) of each side plate 7 and each upper cross member 5b of the movable frame 5. It is to be supported in the state that was done.

  The scaffold 15 according to the present embodiment includes, for example, the scaffold support bases 1a and 1a according to the above-described embodiment at the upper left and right corners of the outside of one obstacle 25a. The scaffold support bases 1c and 1c of the present embodiment are installed in the four corners on the outside of the other obstacle 25b, and the scaffold support bases 1a and 1a of the above-described embodiment are installed on the upper right and lower sides in the figure, Scaffolding supports 1c and 1c of the present embodiment are installed on the top and bottom of the left side in the figure.

  And among the four scaffolding support bases 1 installed outside one obstacle 25a, the tip portions of the side plates 7a and 7c of the upper and lower scaffolding support bases 1a and 1c are polymerized to a predetermined length, and the other Of the four scaffolding support bases 1 installed outside the obstacle 25b, the tip portions of the side plates 7a and 7c of the upper and lower scaffolding support bases 1a and 1c are overlapped with each other for a predetermined length.

  And, a plurality of flooring materials 16 are bridged across the obstacles 25a, 25b between the upper portions of the upper and lower side plates 7a, 7a in the figure where the tip portions are overlapped, and between the upper portions of the side plates 7c, 7c, A rectangular plate-like work floor 17 composed of a plurality of flooring materials 16 covering the obstacles 25a and 25b is configured, and the ceiling 20 above the obstacles 25a and 25b is formed using the work floor 17. Perform various constructions.

  And even if it exists in the scaffold 15 of this Embodiment, there exists an effect similar to the scaffold 15 of the said embodiment.

  In the above description, the four scaffolding support bases 1 are installed at the four corners outside the obstacle 25, and the flooring 16 is laid between the upper portions of the side plates 7 and 7 of the two adjacent scaffolding support bases 1 and 1. Although the work floor 17 is formed by passing, not limited to this, depending on the shape of the obstacle 25, five or more scaffold support bases 1, three or less scaffold support bases 1 are installed outside the obstacle 25, The work floor 17 may be configured by bridging the floor material 16 between the upper portions of the side plates 7 and 7 of the two adjacent scaffold support bases 1 and 1.

  Further, in the above description, the scaffolding support 1 is formed in a rectangular box shape, but is formed in a polygonal box shape such as a triangular box shape, a pentagonal box shape, a hexagonal box shape, an octagonal box shape, etc. The side plates 7 may be provided so as to be deployable.

DESCRIPTION OF SYMBOLS 1 Scaffolding stand 1a Scaffolding support stand 1b Scaffold support stand 2 Support stand main body 3 Frame 4 Fixed frame 4a Vertical member 4b Upper cross member 4c Lower cross member 5 Movable frame 5a Vertical member 5b Upper cross member 5c Lower cross member 5d Side surface 6 Bottom plate 7 Side plate 8 Work floor 9 Connection means 10 Support member 11 Space 12 Wheel 15 Scaffold 16 Floor material 17 Work floor 18 Connection member 20 Ceiling part 21 Floor 25 Obstacle

Claims (7)

A scaffolding support used for the construction of the ceiling in the interior of a building,
The upper part forms a box shape, and at least some of the side plates covering the periphery support a support base body that can be developed from a vertical state to a horizontal state, and supports the side plates in a state of being horizontally deployed. A scaffold support comprising a support member.   The support base body includes a vertically extendable frame, the plurality of side plates that cover the periphery of the frame, and a bottom plate that covers the bottom of the frame, and the plurality of side plates follow the expansion and contraction of the frame. The scaffold support according to claim 1, wherein the scaffold support is configured to be movable in a vertical direction.   The frame includes a lower frame fixed to the bottom plate, and an upper frame supported by the lower frame so as to be slidable in the vertical direction. The plurality of side plates are provided around the upper frame, and the plurality of side plates are provided. The scaffold support according to claim 2, wherein the scaffold is configured to be movable in the vertical direction integrally with the upper frame. A scaffold used for the construction of a ceiling in a building,
The operation | work which consists of a floor material spanned between the upper part of the said side plate developed from the vertical state of this several scaffold support stand to the horizontal state from the vertical state of this several scaffold support stand in any one of Claim 1 to 3 A scaffold characterized by comprising a floor.   The scaffold according to claim 4, wherein the adjacent scaffolding supports are connected by a connecting member. A renewal method of the ceiling in the building interior,
The scaffolding support base according to any one of claims 1 to 3 is installed in a room, the side plate of the scaffolding support base is developed from a vertical state to a horizontal state, and renewal work is performed on a ceiling portion using the side plate as a work floor. A renewal method characterized by A renewal method of the ceiling in the building interior,
A plurality of scaffolding supports according to any one of claims 1 to 3 are installed in a room, the side plates of the plurality of scaffolding supports are deployed from a vertical state to a horizontal state, and the plurality of scaffolding support platforms A renewal method characterized in that a flooring material is bridged between upper portions of side plates, and the flooring material is used as a work floor to perform renewal work on a ceiling portion.

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