JPH09256472A - Housing unit and assembly method therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a housing unit ensuring the high degree of design freedom, reducing a work to be executed at a construction site, further ensuring high work execution accuracy and allowing the safe execution of the work. SOLUTION: A floor formation member 1 has upper sills 12 and 12 mounted on both ends of lower sills 11 and 11 so as to extend from one lower sill 11 to the other lower sill 11. Also, joists 13 and floor substrate face materials are fitted to the lower sills 11 and 11, and the upper sills 12 and 12. In this case, a housing unit has the floor formation member 1, a wall formation member 2 made of a stud 22 positioned between corner columns 21 and 21, and a reinforcement 23 depending on the existence or non-existence of an open part, and a ceiling formation member 3 having end jointing upper members 32 and 32 laid on both ends of parallel upper cross members 31 and 31 so as to extend from one upper cross member 31 to the other upper cross member 31, and further having recesses formed at the inner side of the upper cross members 31 and 31, and the end jointing upper members 32 and 32.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a unit housing 1
TECHNICAL FIELD The present invention relates to a residential unit used on the upper and upper floors and an assembling method thereof.

[0002]

2. Description of the Related Art In recent years, a building to be constructed is unitized into several parts to form a housing unit, and a work relating to the housing unit including interior finishing and the like is preliminarily carried out in a factory. A so-called unit construction method is used in which the items are brought into the field and assembled. According to this unit construction method, many operations can be performed in a factory in advance, quality control is easy, and production cost can be reduced by standardization.

[0003]

However, in the conventional unit construction method, a housing unit of a limited size is formed in terms of structure and material, and there are fewer openings for fittings than the conventional wooden frame construction method. As a result, the degree of freedom in design was unavoidable. Further, in the case of a housing unit that does not have a ceiling surface at the time of factory shipment, there are problems in terms of construction safety because the number of processes on site is increased and construction accuracy is reduced.

Therefore, the object of the present invention is to provide a high degree of freedom in design as compared with the conventional unit construction method, less construction work on site, high construction accuracy, and safe construction in a unit house. It is to provide a unit and an assembling method thereof.

[0005]

According to a first aspect of the present invention, in a housing unit used on the first floor of a unit housing, a pair of lower bases arranged in parallel, which constitutes a floor of the housing unit, is provided. A floor on which both upper and lower bases are attached respectively on both end portions from the one lower base to the other lower base, and joists and floor base materials are attached to the pair of lower bases and the pair of upper bases. A structural member, a wall structural member that constitutes a wall portion of the housing unit, and is composed of a corner pillar, a stud arranged between the corner pillars, and a reinforcing material corresponding to the presence or absence of an opening; At both ends of a pair of parallel upper horizontal members constituting the ceiling, end coupling upper members are respectively attached from the one upper horizontal member to the other upper horizontal member, Inside of a pair of the upper horizontal members and a pair of the end joining upper members By providing a unit housing housing unit formed by a roof structure member housing unit recess is formed, it is obtained by achieving the above object.

According to a second aspect of the present invention, in a residential unit used on the upper floor of a unit house, a pair of lower horizontal members which are arranged in parallel and constitute the floor of the residential unit are provided with: End connecting lower members are respectively attached from the one lower horizontal member to the other lower horizontal member, and a joist and a joist are provided on the upper surfaces of the pair of lower horizontal members and the pair of end connecting lower members. A floor component of a housing unit, to which a floor base material is attached, and side joists that protrude downward from the lower surface of the lower horizontal member are attached to the inner surfaces of the pair of lower horizontal members, respectively, and the housing unit. Of the corners, the studs arranged between the corners, and the wall constituting member made of a reinforcing material corresponding to the presence or absence of the opening, and the ceiling of the housing unit, which are parallel to each other. On both ends of the pair of upper horizontal members arranged in End connecting upper members are respectively attached from the upper horizontal member to the other upper horizontal member, and recesses are formed inside the pair of upper horizontal members and the pair of end connecting upper members. By providing a housing unit of a unit housing comprising the ceiling component of the housing unit
The above object has been achieved.

According to a third aspect of the present invention, there is provided the method for assembling a housing unit according to the first or second aspect, wherein the ceiling component is arranged above the floor component with a predetermined height. The corners between the floor component and the ceiling component are 2
A method for assembling a housing unit, characterized in that the wall constituent member is mounted over the ceiling constituent member and the floor constituent member after positioning in line with the points or more in the vertical direction.

[0008]

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

FIG. 1 shows an embodiment of a housing unit used on the first floor of a unit housing according to the present invention. In FIG. 1, symbol A indicates a housing unit used on the first floor of a unit housing.

As shown in FIG. 1, the housing unit A described above.
Is a unit of 1 × 2 units including a floor constituent member 1 that constitutes the floor portion, a wall constituent member 2 that constitutes the wall portion, and a ceiling constituent member 3 that constitutes the ceiling portion. Is. In the housing unit A, an opening is provided at a substantially central portion on the front surface side and a substantially central portion on the right lateral surface side of the wall portion, and the rear surface side is entirely open.

In the floor component 1, the upper bases 12 and 12 are attached on both ends of a pair of lower bases 11 and 11 arranged in parallel from one lower base 11 to the other lower base 11, respectively. The lower bases 11 and 11
Three joists 13 and a floor base material (not shown) are attached to the top of the above. In addition, in the housing unit A of the present embodiment, a lower base 14 which is parallel to the lower bases 11 and 11 and has the same size as that of the lower bases 11 is arranged. In addition, these bases 11, 11,
14 and the upper bases 12, 12 are provided with insertion holes (not shown) communicating with each other at their joints, and by inserting the joining pins 17 into these insertion holes, the lower base 11, 11, 14 and the upper base 12, 12 are joined together.

The joists 13 are between the three lower bases 1
1, 14, 11 are erected at a predetermined interval, and both ends of these joists 13 are joined to the lower base 11. Further, stepped portions are provided below both ends of the joist 13, and joist hook members 15 that come into contact with the inner surface of the lower base 11 are nailed to the stepped portions. The floor base material is laid and fixed on the upper surface of the joists 13.

The wall constituting member 2 includes a corner post 21, a plurality of studs 22 arranged between the corner posts 21, a reinforcing member 23 corresponding to the presence or absence of an opening, and a wall base material (not shown). ) Is configured. The corner pillars 21 are erected on the pair of upper bases 12 through the joining pins 17, and the studs 22 are lower frames arranged above the lower bases 11 and the upper bases 12. It is erected on the material 24. In addition, the joining pins 2 are respectively provided on the upper ends of the corner posts 21.
6 is erected, and as described later, the joining pin 26
It can be joined to the upper horizontal member 31 via.

Since the unit A of this embodiment has the openings on the front side and the right lateral side as described above, the upper base 12 on the front side has both openings on the front side. A pair of pillars 25 having the same dimensions as the corner pillars 21 are erected so as to be located at, and a frame member as the reinforcing member 23 is attached to an upper portion between the pair of pillars 25, Further, frame members as the reinforcing member 23 are attached above and below the opening on the right lateral surface side, respectively. In addition, the above-mentioned joining pin 26 is erected on the upper end portion of the pillar 25 so that it can be joined to the upper horizontal member 31 to be described later via this joining pin 26 like the corner pillar 21. is there.

The above-mentioned ceiling component 3 has one upper horizontal member 3 at both ends of a pair of upper horizontal members 31, 31 arranged in parallel.
From one to the other upper horizontal member 31, the end connecting upper member 32,
32 is attached to each of the upper horizontal members 31 and 3
A recess is formed inside the one and the pair of end joining upper members 32, 32. The horizontal members 31, 31 and the upper end coupling members 32, 32 function as structural members.

Insertion holes (not shown) communicating with each other are provided at the joints between the horizontal member 31 and the end connecting upper member 32, and these positioning holes 35, which will be described later, are inserted into these insertion holes. The upper horizontal member 31 and the end coupling upper member 32 are joined by inserting the above. Further, the corner posts 21 and 25 can be coupled to the predetermined positions on the lower surface of the upper horizontal member 31 via the connecting pins 26,
An insertion hole (not shown) is provided.

Side field edges 33 are respectively nailed to the lower inner side surfaces of the upper horizontal members 31, 31 and,
Nine field rims 34 are installed between these side field rims 33 at regular intervals. Those on both sides of these field edges 34 are nailed to the lower part of the inner surface of the above-mentioned end joining upper member 32. Then, a ceiling base material is attached to the lower surfaces of the side edge 33 and the side edge 34. In addition, in this embodiment, the ceiling base material is provided so as to cover the entire space between the side edge and the edge, but a part thereof may be left open depending on the form of the unit.

The above-mentioned recesses (the above-mentioned side fields) are provided inward of the upper horizontal members 31 and 31 and the end connecting upper materials 32 and 32 and above the side field edge 33 and the field edge 34. Even when the edge 33 and the field edge 34 are not attached, the inside of the pair of upper horizontal members 31, 31 and the pair of end joining upper members 32, 32 is formed as a recess.

In this embodiment, the lengths of the lower base 11 and the end connecting upper member 32 are set longer than the intervals of the upper base 12 and the upper horizontal member 31, respectively. In the joined state, the end portion is provided so as to project to the back side. When the housing unit A is transported, the projecting portion is used as a joint with an adjacent unit by hooking a rope or a hook for lifting with a crane or the like. Also,
An upper end portion of the positioning pin 35 is projectingly provided at a joint portion of the upper horizontal member 31 and the end coupling upper member 32, and the positioning pin 35 allows a housing unit B to be described later to be mounted on the housing unit A. When mounting and fixing, the positioning can be easily performed.

Next, as one embodiment of the method of assembling the housing unit according to the present invention, the method of assembling the housing unit A will be described with reference to FIGS. 1 and 2.

First, the lower bases 11, 11 and 14 and the bases 12 and 12 are connected to each other through the joining pins 17 to form a base. Next, the joist hanging member 15 is joined to the joist 13 and arranged in the base. Then, both ends of the joist 13 are nailed to the lower bases 11 and 11, and these lower bases 1
A floor panel F1 is manufactured by laying and fixing the above-mentioned floor base surface material on the upper surfaces of Nos. 1, 11 and joists 13.

Next, the corner post 21, the stud 22, the auxiliary member 23, the lower frame 24, and the post 25 are joined to each other as shown in FIG. 2, and the front side of the wall portion of the housing unit A and the right lateral surface are joined. Side panel and wall panel corresponding to the left lateral side (wall component member)
W1 to W3 are produced. In addition, it is possible to increase the rigidity of the members and to further reduce the construction work at the site by attaching a wall base material (not shown) of a corresponding form to each of the wall panels in advance.

Next, the upper horizontal members 31, 31 and the end connecting upper members 32, 32 are assembled via the positioning pins 35. Next, the side edge 33 and the field edge 34 are assembled, the side edge 33 is moved toward the bottom of the inner surface of the horizontal bridge member 31, and both sides of the field edge 34 are below the inner surface of the end coupling upper member 32. More, nail each. Then, the ceiling base material is attached to the lower surfaces of the side edge 33 and the side edge 34 to produce the ceiling panel S1.

Then, a floor panel F1 is arranged, and the ceiling panel S1 is carried in by a crane above the floor panel F1, and two corners of the floor panel F1 and two locations of the ceiling panel S1 respectively corresponding to the corners. The corners are aligned with each other in the vertical direction. After that, the wall panel W1 and the rear-side corner posts 21 and 21 are erected on the upper base 12 via the joining pins 17, and the wall panels W2 and W3 are placed on the lower base 11. Then, the ceiling component F1 is lowered downward, and the corner post 21 is inserted through the joining pin 26.
And the pillars 25 are joined to the upper horizontal member 31, and the upper ends of the studs 22 are nailed to the lower surfaces of the upper horizontal member 31 and the end connecting upper member 32, so that the floor constituent members and the ceiling constituent members can be extended. hand,
The wall components are attached and the assembly of the housing unit A is completed.

In this way, the housing unit A of this embodiment is
Since the floor, ceiling, and wall constituent members correspond to the conventional shaft assembly method, the degree of freedom in design is higher than that of the conventional unit method. In addition, since the floor, ceiling, and wall components can be assembled in a factory in advance and then transported to the site, the construction work on the site can be reduced, and the construction accuracy is high and the construction can be performed safely.

FIG. 3 shows an embodiment of a housing unit used on the upper floor of the unit housing of the present invention. In FIG. 3, reference numeral B indicates a housing unit used on the upper floor of the housing unit A.

As shown in FIG. 3, the housing unit B described above.
Is a unit of 1 × 2 units including a floor constituent member 4 that constitutes the floor portion, a wall constituent member 5 that constitutes the wall portion, and a ceiling constituent member 6 that constitutes the ceiling portion. Is. In the housing unit B, an opening is provided in a substantially central portion on the front surface side and a substantially central portion on the right lateral surface side of the wall portion, and the rear surface side is entirely open.

The floor constituent member 4 has a pair of lower horizontal members 41, 41 arranged in parallel with each other at both ends thereof.
From one end to the other lower horizontal member 41, end connecting lower members 42, 4
2 are attached respectively, and a pair of lower horizontal members 41, 41
And a floor base material (not shown) is attached to the upper surfaces of the pair of end-coupling lower members 42, 42, and the lower horizontal members 41, 41 are provided on the inner side surfaces of the lower horizontal members 41, 41. The side joists 43 protruding downward are respectively attached. The lower horizontal member 41 functions as a structural member, and the joint pins 46 are erected at both ends thereof, and the corner columns 51 and the columns 55, which will be described later, are provided via the joint pins 46. Can be set up.

The positioning pins 35 in the housing unit A are provided at both ends of the lower horizontal member 41.
An insertion hole (not shown) into which the housing unit B (see FIG. 1) can be inserted is provided so that the housing unit B can be easily positioned when it is installed on the housing unit A.

Further, between the side joists 43, three joists 44 having the same size as the side joists are provided on the end connecting lower member 42 at predetermined intervals, and both end portions of these joists 13 are provided. There is an end joist 45 so that it is located above the lower base 11.
Are joined. Further, stepped portions 43a and 44a are provided below both ends of the joists 43 and 44, and these stepped portions 43a and 44a are in contact with the inner surface of the end coupling upper member 32 in the housing unit A. The joist material 45 is joined. And these side joists 43 and joists 4
The floor base material is laid and fixed on the upper surface of No. 4.

The wall constituting member 5 is composed of the end connecting base member 4 described above.
2, a pillar 51 standing upright, a stud 52 arranged between the corner pillars 51, and a reinforcing member 5 corresponding to the presence or absence of an opening.
3 is provided. The corner post 51 is erected on the pair of lower horizontal members 41, and the stud 52 is provided.
Is erected on a lower frame member 54 disposed above the lower horizontal member and the end joint lower member 42. Further, joining pins 56 are erected on the upper ends of the corner posts 52, respectively, and can be joined to the upper horizontal member 61 via the joining pins 56 as described later.

Since the housing unit B of this embodiment has openings on the front side and the right lateral side as described above, the opening on the front side is provided on the lower horizontal member 41 on the front side. A pair of pillars 55 of the same size as the corner pillars 51 are erected so as to be located on both sides of the section, and frame members as the reinforcing members 53 are attached above and below the opening between the pair of pillars 55. Has been. Further, frame members as the above-mentioned reinforcing member 53 are attached above and below the opening on the right side.

The ceiling constituent member 6 has one upper horizontal member 6 at both ends of a pair of upper horizontal members 61, 61 arranged in parallel.
From one end to the other upper horizontal member 61, the end connecting upper member 62,
62 are respectively attached, and recesses are formed inside the upper horizontal members 61, 61 and the end joining upper members 62, 62. It should be noted that the horizontal members 61, 61 and the end joining upper member 62,
62 functions as a structural material.

Insertion holes (not shown) communicating with each other are provided in the connecting portion between the horizontal member 61 and the end connecting upper member 62, and the positioning pin 65 is inserted into these inserting holes. By doing so, the horizontal member 61 and the end joining upper member 62 are joined together. Further, an insertion hole (not shown) is provided at a predetermined position on the lower surface of the horizontal member 61, and the corner post 51 is provided through the joint pin 56.
55 can be connected.

Side field edges 63 are respectively nailed to the lower inner side surfaces of the upper horizontal members 61, 61, and
Nine field edges 64 are installed between these side field edges 63 at regular intervals. Those on both sides of these field edges 64 are nailed to the lower part of the inner side surface of the above-mentioned end joining upper member 62. The ceiling base material is attached to the lower surfaces of the side edge 63 and the edge 64. In addition, in this embodiment, the ceiling base material is provided so as to cover the entire space between the side edge and the edge, but a part thereof may be left open depending on the form of the unit.

Above the side field edge 63 and the field edge 64 inside the upper horizontal members 61, 61 and the end connecting upper materials 62, 62, the above-mentioned recess (the side field) is provided. Even when the edge 63 and the field edge 64 are not attached, the inside of the pair of upper horizontal members 61, 61 and the pair of end joining upper members 62, 62 is formed as a recess.

The lengths of the end connecting upper members 62 are set to be longer than the intervals between the upper horizontal members 61, 61, respectively, and the ends are provided so as to project inward.
When the housing unit B is transported, the projecting portion is used as a joint with an adjacent unit by hooking a rope or a hook or the like for lifting with a crane or the like.

Next, as one embodiment of the method of assembling the housing unit according to the present invention, the method of assembling the housing unit B will be described with reference to FIGS. 3 and 4.

First, the end connecting lower members 42, 42 are joined to the lower horizontal members 41, 41 via the joining pins 46 to form a rectangular frame. Next, the side joists 43, the joists 44, and the joist hanging members 45 are assembled and disposed in the frame body, and the side joists 43 are located below the inner surface of the lower horizontal member 41 and both end portions of the joists 44. Are nailed to the end connecting lower members 42, respectively. Then, the floor base material is laid and fixed on the upper surfaces of the side joists 43, the joists 44 and the end joining base material 42 to produce the floor panel F2.

Next, the corner pillars 51, studs 52, auxiliary members 53, lower frames 54, and pillars 55 are joined together as shown in FIG. 4, and the front side of the wall portion of the housing unit B and the right lateral surface are joined together. Side panel and wall panel corresponding to the left lateral side (wall component member)
W4-W6 are produced. In addition, it is possible to increase the rigidity of the members and to further reduce the construction work at the site by attaching a wall base material (not shown) of a corresponding form to each of the wall panels in advance.

Next, the upper horizontal members 61, 61 and the end connecting upper members 62, 62 are joined via a positioning pin 65. Then, the side field edge 63 and the field edge 64 are joined to each other, the side field edge 63 is located below the inner surface of the horizontal member 61, and both side edges of the field edge 64 are located on the inner surface of the end joining upper member 62. Nail each. And these side field margin 63 and field margin 6
Attaching the above-mentioned ceiling base material to the lower surface of No. 4, the ceiling panel S
2 is produced.

Then, the floor panel F2 is installed at a predetermined position, and the ceiling panel S2 is hung above it by a crane to be carried in. Corresponding to two corners of the floor panel F1 and the corners, respectively. The two corners of the ceiling panel S1 are aligned in the vertical direction and positioned. After that, the wall panel W4 and the corner posts 5 and 51 on the far side are erected on the lower horizontal member 41 through the joining pins, and the wall panels W5 and W6 are attached to the end connecting lower member 42. Place on top.
Then, the ceiling component F2 is lowered downward, the corner posts 51 and the posts 55 are connected to the upper horizontal member 61 via the joining pins 56, and the upper end portion of the stud 52 is connected to the upper horizontal member 61. By nailing to the end connection upper member 62,
The wall constituent members are attached across the floor constituent members and the ceiling constituent members, and the assembly of the housing unit B is completed.

As described above, the housing unit B of this embodiment
Since the floor, ceiling, and wall constituent members correspond to the conventional shaft assembly method, the degree of freedom in design is higher than that of the conventional unit method. Further, since the floor, ceiling, and wall constituent members can be assembled in a factory in advance and then transported to the site, the construction work on the site can be reduced and the construction accuracy is high and the construction can be performed safely.

Next, a method of joining the housing units A and B configured as described above will be described with reference to FIG.

First, the housing unit A is installed and fixed on the foundation. At this time, the lower bases 11, 11 and 14 are anchor bolts (not shown), and the upper base 12 is a box anchor (not shown), which are tightly fixed on the foundation.

Then, the housing unit B is hung by a crane to be carried in on the housing unit A, and further the housing unit B is slowly lowered to the side joist 43.
The outer surface of the joist member 45 is brought into contact with the inner surface of the end connecting upper member 32 while the outer surface thereof is brought into contact with the inner surface of the upper horizontal member 31 by using the side joists 43, 44 and joists as guides. The hanging member 45 is inserted into the above-mentioned recess of the housing unit A. Then, the housing unit B is further lowered, and the positioning pins 35 erected on the upper horizontal member 31 are inserted into the insertion holes provided in the lower horizontal member 41, and the upper surface of the upper horizontal member 31 is And the lower surface of the lower horizontal member 41 are brought into contact with each other, so that the housing units A and B are accurately positioned and joined (see FIG. 6).

As described above, according to the housing units A and B of the present embodiment, the construction work on site can be greatly reduced, and the units having a high degree of freedom as compared with the conventional panel construction method can be joined easily and accurately. You can do it.

The housing unit and the method of assembling the housing of the present invention are not limited to the above-described embodiment, and the size, shape and the like can be appropriately changed without departing from the object of the present invention.

For example, in the housing units A and B of the above-mentioned embodiment, although the openings are provided on the front surface side and the right lateral surface side of the wall portion, and the back surface side is entirely opened, The position, number, etc. of the parts may be changed and the form of the wall constituting member may be changed to another form.

Further, in the housing unit of the above embodiment, the outer surfaces of the joist members 45, 45 are brought into contact with the inner surfaces of the end connecting lower members 32, 32 for positioning. Joist material 45, 45 and end connecting upper material 32,
The side joists 44, 44 and the upper horizontal members 31, 31 may be simply positioned without contacting with each other.

When the housing unit of the present invention is joined, in addition to the positioning of the outer surface of the joist member 45 and the inner surface of the end joint lower member 32 as in the joining of the units A and B of the above-described embodiment, Although it is preferable to use the positioning pin 35 together, the positioning pin 35 may be omitted if necessary.

Further, the ceiling component may be one in which the side edge, the edge, and the ceiling base material are not previously attached. Other points can be appropriately changed without departing from the spirit of the present invention.

[0053]

According to the housing unit of the unit housing of the present invention, the degree of freedom in design is high, the construction work on site is small, and the construction accuracy is high as compared with the conventional unit construction method.
And it can be installed safely.

According to the housing unit assembling method of the present invention, it is possible to easily and accurately assemble a housing unit having the above effects.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a housing unit used on the first floor of a unit housing of the present invention.

FIG. 2 is a perspective view showing a state before assembling the housing unit of the embodiment.

FIG. 3 is a perspective view showing an embodiment of a housing unit used on the upper floor of the unit housing of the present invention.

FIG. 4 is a perspective view showing a state before assembling the housing unit of the same embodiment.

FIG. 5 is a perspective view of an essential part showing a state in which the housing units of the present invention are joined.

FIG. 6 is an end view of the essential part showing a state in which the housing units of the present invention are joined.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 floor constituent member 11 lower foundation 12 upper foundation 13 joist 2 wall constituent member 21 corner pillar 22 stud 23 reinforcing material 3 ceiling constituent member 31 upper horizontal member 32 end connection upper material 4 floor constituent member 41 lower horizontal member 42 end Part connection lower material 44 joist 5 wall constituent member 51 corner pillar 52 stud 53 reinforcement material 6 ceiling constituent member 61 upper horizontal member 62 end joint upper material A housing unit used on the first floor B housing unit used on the upper floor

Claims (3)

[Claims] 1. A housing unit used on the first floor of a unit housing, comprising: a pair of lower bases arranged in parallel, which form a floor portion of the housing unit, on one end of the lower base of the other base. An upper base is attached to each of the lower bases, and a pair of the lower bases and a pair of the upper bases are provided with floor joists and floor base materials, and a wall portion of the housing unit is formed. , A corner pillar, a stud arranged between the corner pillars, and a wall constituting member made of a reinforcing material corresponding to the presence or absence of an opening, and a ceiling portion of the housing unit, and a pair of parallel arranged members. An end coupling upper member is attached to both ends of the upper horizontal member from one upper horizontal member to the other upper horizontal member, and a pair of the upper horizontal members and a pair of the end members are attached. A housing unit with a recess formed inside the connecting upper material A residential unit of a unit house, which comprises the ceiling constituent member of. 2. A housing unit used on the upper floor of a unit house, wherein one of the lower horizontal members is provided at both ends of a pair of lower horizontal members which are parallel to each other and which constitute a floor portion of the housing unit. From the other to the other lower horizontal member, end connecting lower members are respectively attached, and joists and floor base materials are attached to the upper surfaces of the pair of lower horizontal members and the pair of end connecting lower members. A pair of inner side surfaces of the lower horizontal member, side floor joists protruding downward from the lower surface of the lower horizontal member are attached to the floor constituent member of the housing unit, and the wall portion of the housing unit, A corner pillar, a stud arranged between the corner pillars, and a wall constituting member made of a reinforcing material corresponding to the presence or absence of an opening, and a pair of parallel upper parts that constitute the ceiling portion of the housing unit. At both ends of the horizontal material, from the upper horizontal material of one to the other A ceiling structure of a housing unit in which end joining upper members are respectively attached across the upper horizontal members, and recesses are formed inside the pair of upper horizontal members and the pair of end joining upper members. A housing unit of a unit housing including a member. 3. The method of assembling a housing unit according to claim 1, wherein the ceiling constituent member is arranged above the floor constituent member at a predetermined height above the floor constituent member. After assembling two or more corners of the ceiling constituent member in the vertical direction so as to be positioned, the wall constituent member is attached across the ceiling constituent member and the floor constituent member. .