JP2019011668A - Jack device for building material - Google Patents

Abstract

To provide a jack device for a building material capable of improving workability by easily lifting up a door frame building material to a predetermined height position.SOLUTION: A jack device for a building material comprises: a base member 62 which is placed on a placement surface 61 for lifting up a building material such as a door frame 2; a support member 63 as a rod-shaped member extending upward from the base member 62 on which an external thread is engraved on an outer peripheral surface thereof; an arm member 66, the base portion of which is connected to a hexagon long nut 65 which is a screw member screwed with a male thread, and which extends in a lateral direction; a placing member 67 connected to the arm member 66 and on which the building material is placed; and a rotation operating member 68 for rotating the support member 63 with respect to the base member 62.SELECTED DRAWING: Figure 15

Description

  The present invention relates to a jack device for lifting a building material, and can be applied to a building material such as a door frame of a hinged door device, for example.

  The following Patent Document 1 shows that a door frame that is an entrance that is opened and closed by a hinged door is disposed inside an opening formed in a wall that is a housing such as a building. .

Japanese Patent Laying-Open No. 2015-71863

  The operation for disposing the door frame inside the opening formed in the wall is performed at a predetermined height position inside the opening. For this reason, a plurality of workers must manually perform the door frame. The door frame is disposed inside the opening formed in the wall by lifting the door.

  The objective of this invention is providing the jack apparatus for building materials which can lift the building material of a door frame to a predetermined height position easily, and can achieve improvement of workability | operativity.

  The jack device for building material according to the present invention is a jack device for building material for lifting the building material, and extends upward in the form of a rod from the base member placed on the placement surface. A strut member having an external thread engraved on an outer peripheral surface, an arm member having a base portion coupled to the threaded member threadedly engaged with the male screw and extending in a lateral direction, and the arm member coupled to the arm member. It has the mounting member mounted, and the rotation operation member for rotating the said support | pillar member with respect to the said base member, It is characterized by the above-mentioned.

  In this building material jack device, a male screw is engraved on the outer peripheral surface of the column member that extends upward in the form of a rod from the base member, and the screw member that is screwed to the male screw has a lateral direction. The base part of the arm member extending to the base member is coupled, and the mounting member on which the building material is placed is coupled to the arm member, so that the column member is rotated forward and backward with respect to the base member by the rotation operation member. As a result, the mounting member moves up and down. Therefore, the building material mounted on the mounting member can be easily lifted to a predetermined height position, and the workability of the lifting work is improved. Can be achieved.

  In addition, the building material is lifted by a feed screw action by a male screw engraved on the outer peripheral surface of the column member and a screwing member screwed to the male screw. The building material can be lifted finely and accurately to a predetermined height position.

  In the above construction material jack device according to the present invention, the support member may be swingable with respect to the base member at the lower portion of the support member.

  Thus, if the support member can be swung with respect to the base member at the lower part of the support member, the building material placed on the placement member, another construction material not placed on the placement member, and Can reduce the influence from the articles arranged near the building material jack device according to the present invention, and can perform the operation of rotating the column member with respect to the base member by the rotation operation member.

  The rotation operation member for rotating the support member in the forward and reverse directions with respect to the base member may be attached to the upper portion of the support member, and thus the rotation operation member is placed on the upper portion of the support member. An example in the case of being attached is that the rotation operation member includes a coupling portion coupled to the upper portion of the column member, and a bar-shaped handle portion penetrating the coupling portion in the horizontal direction or the substantially horizontal direction. It is to comprise.

  The bar-shaped handle portion may not be slidable in the longitudinal direction of the bar-shaped handle portion with respect to the coupling portion. It is good also as a slide in the length direction of a part.

  According to the latter, the bar-shaped handle portion can be provided with a portion having a large distance from the coupling portion and a portion having a small distance, thereby reducing the influence from articles placed near the jack device. The bar-shaped handle portion can be rotated, and by rotating the portion of the bar-shaped handle portion where the distance from the coupling portion is large, a large rotational force can be applied to the column member from this portion. It becomes like this.

  Moreover, you may connect a rotation operation member to a support | pillar member via a flexible rotational force transmission member.

  When the rotary operation member is connected to the support member via the flexible rotational force transmission member in this way, the support member can be rotated with respect to the base member by remote operation using the flexible rotational force transmission member. Further, it is possible to further reduce the influence from the building material placed on the placing member, the building material not placed on the placing member, and further the article placed near the building material jack device according to the present invention. The rotation operation member can perform the work of rotating the support member with respect to the base member.

  Moreover, in the jack apparatus for building materials according to the present invention, the mounting member for mounting the building material may be of any shape and structure as long as it can mount the building material. The mounting member has a length extending in the vertical direction, and a part of the building material that can be contacted from the horizontal direction, and the arm member side from the lower side of the vertical extension part It has the mounting part for extending to the other side and mounting building materials.

  The mounting member for mounting the building material in this way has a length extending in the vertical direction, and a vertical extending portion in which a part of the building material can be contacted from the horizontal direction, and the vertical extending portion. When the building material that extends from the lower side to the side opposite to the arm member side and has a mounting portion for placing a building material thereon has a vertical dimension For example, by setting the posture of the building material to an inclined posture or the like inclined from the vertical direction, the building material can be placed on the placement member while being in contact with the vertically extending portion. Therefore, the building material can be stabilized and placed on the placing member.

  Further, in the building material jack apparatus according to the present invention, the number of the arm members may be one, but the number may be two with the screwing member interposed therebetween.

  Thus, when the number of arm members is two with the screwing member interposed therebetween, the base portion of these arm members can be effectively coupled to the screwing member, and the weight of the building material placed on the placement member can be reduced. The two arm members can be sufficiently supported.

  Moreover, the jack apparatus for building materials according to the present invention can be used for lifting an arbitrary building material. When the building material is a door frame, the door frame connected to the housing-side building material with a connector is lifted. Moreover, the two jack apparatuses for building materials which concern on this invention are arrange | positioned at the lower end part of the both right and left sides of a door frame.

  Thus, when the door frame is connected to the frame-side building material with a connector, the door frame is brought to a predetermined height position by the two building material jack devices according to the present invention that are arranged at the lower ends of the left and right sides of the door frame. You will be able to lift.

  The building material jack device according to the present invention can also be used for lifting wall surface materials, hinged door device sliding doors, sliding door device sliding doors, and the like. is there.

  Moreover, the jack apparatus for building materials according to the present invention can be used for lifting a building material newly installed in a structure such as a building, and can also be used for lifting a building material to be repaired.

  According to the present invention, it is possible to easily lift the building material of the door frame to a predetermined height position, and to achieve an effect that the workability can be improved.

FIG. 1 is an overall front view of a hinged door device to which a device according to an embodiment of the present invention is applied. FIG. 2 is a front view showing a door frame which is a building material on the hinged door device side. FIG. 3 is a front view showing the hinged door of the hinged door device. FIG. 4 is an overall front view showing a connecting structure by a connecting tool between a door frame and a reinforcing member which is a building material on the housing side. FIG. 5 is a partially enlarged front view of FIG. 6 is a cross-sectional view taken along line S6-S6 of FIG. 7A and 7B are diagrams showing a connecting member constituting the connecting tool, wherein FIG. 7A is a plan view and FIG. 7B is a front view. FIG. 8 is a partially enlarged front view of the door frame before the door frame is coupled to the reinforcing member by the coupling tool and when the coupling tool is attached to the door frame. 9 is a cross-sectional view taken along line S9-S9 in FIG. FIG. 10 is a front view showing the entire door frame in FIG. FIG. 11 is a front view showing each reinforcing member in FIG. FIG. 12 shows a traveling transport carriage for transporting building materials such as door frames and hinged doors to the installation site of the opening device, where (A) is a plan view and (B) is a front view. FIG. 13 is a side view of the traveling transport carriage. FIG. 14 is a front view showing the time when the traveling carriage is started up and traveled. FIG. 15 shows a building material jack device for lifting the door frame at the installation site of the opening door device, where (A) is a plan view and (B) is a front view. FIG. 16: shows the clearance adjustment apparatus for adjusting the magnitude | size of the clearance gap between the door frame and reinforcement member which are both building materials, (A) is a front view, (B) is a side view. is there. FIG. 17 is a front sectional view of the gap adjusting device. 18 is a partially enlarged cross-sectional view of FIG. FIG. 19 is an overall front view showing that the building material jack device and the clearance adjusting device are used when the door frame is connected to the reinforcing member by a connector. FIG. 20 is a cross-sectional view showing an operation of adjusting the size of the gap between the door frame and the reinforcing member by the gap adjusting device. FIG. 21 shows a building material lift device for raising the hinged door at the installation site of the hinged door device and connecting it to the door frame with a hinge, wherein (A) is a plan view and (B) is a front view. FIG. 22 is a plan view showing that the building material lift device has two rotation center axes. FIG. 23 is a front view showing the case where the hinged door is raised by the building material lift device.

  EMBODIMENT OF THE INVENTION Below, the form for implementing this invention is demonstrated based on drawing. FIG. 1 shows an overall front view of a hinged door device, in which the hinged door 1 is attached to a door frame 2 so as to be rotatable around a hinge 3, and the door frame 2 is a building frame. It is arrange | positioned inside the opening part 4A formed in the wall 4 which is. FIG. 2 shows the door frame 2 before the hinged door 1 is attached, and FIG. 3 shows only the hinged door 1. A door frame side blade 3 </ b> A of FIG. 2 that is a door frame side member of the hinge 3 is coupled to the door frame 2, and the hinge door 3 is a hinged door side member of the hinge 3. 3 hinged door blades 3B are joined, the hinged door 1 is lifted, and the pins 3C of FIG. 2 standing on the door frame blades 3A are inserted into the vertical holes formed in the hinged door blades 3B. Thus, the hinged door 1 is attached to the door frame 2 so as to be rotatable about the hinge 3.

  As shown in FIG. 2, the door frame 2 is an opening frame that serves as an entrance 11 that is opened and closed by the hinged door 1. Since the door frame 2 of the present embodiment is a four-sided frame, the door frame 2 extends in the left and right side frame members 2A and 2B extending in the up and down direction, the upper frame member 2C extending in the left and right direction, and the left and right direction. These frame members 2A, 2B, 2C, and 2D are welded and joined in advance at the factory, and the door frame side blade 3A is also preliminarily attached to the door frame 2 at the factory. Are combined.

  The door frame 2 may be a three-way frame in which the lower frame member 2D does not exist.

  4 shows the arrangement of the door frame 2 on the wall 4 shown in FIGS. 1 and 2, FIG. 5 is a partially enlarged view of FIG. 4, and FIG. 5 is a sectional view taken along line S6-S6 of FIG. As shown in FIG. 6, the wall 4 shown in FIGS. 1 and 2 is formed by fixing a face material 6 such as a gypsum board on both front and back surfaces of the core member 5. The door frame 2 is disposed inside the opening 4A shown in FIGS. 1 and 2 provided on the wall 4. In FIG. 4, among the core members 5 provided in the inside of the wall 4, the longitudinal direction is the length direction at a position facing the left and right side frame members 2 </ b> A and 2 </ b> B of the door frame 2 in the left-right direction. The core members 5A and 5B that are arranged in the vertical direction and the core member 5C that is arranged such that the left-right direction is the length direction at the position facing the upper frame member 2C of the door frame 2 in the vertical direction are shown. Yes.

  Before performing the operation of disposing the door frame 2 inside the opening 4A of the wall 4, the reinforcing members 7 shown in FIGS. 4 to 6 are coupled in advance to the core members 5A, 5B, and 5C. The base member 8 is attached to each of the reinforcing members 7 by the fastening device 9 in FIG. 6, and the base member 8 is spaced apart from each other in the length direction of the reinforcing member 7. A plurality are provided. Positioning members 10 are coupled to the respective base members 8 at both ends in the length direction of the base member 8, and these positioning members 10 are connected to the thickness direction of the door frame 2 in the reinforcing member 7 (the thickness of the hinged door 1). After the base member 8 is attached to the reinforcing member 7 with the fastening member 9 after being brought into contact with one of the surfaces on both sides, each base member 8 is attached to the reinforcing member 7 on the door frame. 2 is positioned and attached at a predetermined position in the thickness direction.

  In the above, since the reinforcing member 7 and the base member 8 are members on the side of the wall 4 that is the building frame, the reinforcing member 7 and the base member 8 are the building-side building materials. On the other hand, since the hinged door 1 and the door frame 2 are the members on the hinged door device side installed in the wall 4, these hinged doors 1 and the door frame 2 are the hinged door device side building materials.

  In the present embodiment, of the reinforcing member 7 and the base member 8, the base member 8 is the first housing side building material, and the reinforcing member 7 is the second housing side to which the first housing side building material is attached. It is a building material.

  In FIG. 4, after performing the operation | work which arrange | positions the door frame 2 inside 4 A of opening parts of the wall 4, the door frame 2 is connected to the reinforcement member 7 which is a housing side building material by the connecting tool 20 via the base member 8. The connected state is shown. The connector 20 is provided for each of the left and right side frame members 2A and 2B which are frame members extending in the vertical direction of the door frame 2 and the upper frame member 2C which is a frame member extending in the horizontal direction. A plurality of connecting members 20 are provided corresponding to the members 8, and each of the connecting members 20 has the same structure. Therefore, in FIGS. 5 and 6, the connecting members 20 are provided on the side frame member 2 </ b> A of the door frame 2. A connecting tool 20 that connects the side frame member 2A and the reinforcing member 7 coupled to the core member 5A is shown as a representative example.

  The connector 20 includes a shaft 22 that is supported by a bearing member 21 coupled to the side frame member 2A so that the thickness direction of the door frame 2 is an axial direction, and the shaft 22 is a common for opening and closing. The two connecting members 23 and 24 serving as the central axis are configured to be bent, and these connecting members 23 and 24 which are bent plate members are orthogonal to the axial direction of the shaft 22. Opening and closing about the shaft 22 in the direction (vertical direction in the connector 20 provided on the side frame members 2A and 2B of the door frame 2 and in the horizontal direction in the connector 20 provided on the upper frame member 2C of the door frame). As shown in FIG. 5, these connecting members 23 and 24 extend from the shaft 22 toward the reinforcing member 7 with inclination angles opposite to each other. Further, the connector 20 is provided with an elastic member that constantly elastically biases the connecting members 23 and 24 in a direction to close the shaft 22 around the shaft 22, and in this embodiment, both ends 25A are connected to the connecting member. By being locked to the connecting members 23 and 24, the coil spring 25 is stretched over the connecting members 23 and 24.

  The connecting member 23 and the connecting member 24 have the same shape, structure, and dimensions, and are opposite to each other in a direction orthogonal to the axial direction of the shaft 22 (provided on the side frame members 2A and 2B of the door frame 2). 7 is used in the upside down direction of the connecting tool 20, and the left and right direction of the connecting tool 20 provided on the upper frame member 2C of the door frame). FIG. Of the upper and lower connecting members 23, 24, the connecting members 23, 24 are shown in the same orientation as the upper connecting member 23.

  As shown in FIG. 7, the connecting members 23 and 24 include a shaft insertion portion 26 formed by curling to insert the shaft 22 at the base portion on the door frame 2 side, and the base shown in FIG. 6. A pair of link portions 27 provided at the same or substantially the same distance as the door frame 2 in the thickness direction of the member 8 and the two link portions 27 are connected to connect the link portions 27 to each other. And a projecting piece portion 29 formed by bending at the end of the bridging portion 28 opposite to the shaft insertion portion 26. The shaft insertion portion 26 is a base portion of the connection members 23 and 24 for allowing the connection members 23 and 24 to rotate about the shaft 22. The dimension of the shaft 22 in the length direction of the shaft insertion portion 26 is as follows. The dimension is the same as or shorter than the half of the distance between the pair of link portions 27. By inserting and locking both end portions 25A of the coil spring 25 in holes 29A provided in the projecting piece portions 29 of the connecting members 23 and 24, the connecting members 23 and 24 are arranged in the axial direction of the shaft 22 around the shaft 22. It is elastically biased in the orthogonal closing direction.

  The shaft 22 supported by the bearing member 21 provided on the frame members 2A, 2B, and 2C is attached to the shaft insertion portion 26 that is the base portion of the connecting members 23 and 24 configured as described above. When the thickness direction of 2 is inserted in the axial direction, these connecting members 23 and 24 have the same position in the length direction of the frame members 2A, 2B, and 2C in which the shaft 22 is disposed. As shown in FIG. 5, the connecting members 23 and 24 extend from the bases to the opposite sides in the length direction of the frame members 2A, 2B, and 2C. It will be a thing. Further, these connecting members 23 and 24 can be opened and closed around a shaft 22 arranged at the base portion with the thickness direction of the door frame 2 being the axial direction.

  As shown in FIG. 6, the door frame 2 in the base member 8 attached to the reinforcing member 7 serving as the second casing-side building material by the pair of link portions 27 of the connecting members 23 and 24. The coupling tool 30 such as the drill screw of FIG. 5 and FIG. 6 is inserted into the hole 27A of FIG. 7 provided at the front part of each link part 27. By connecting the front part of the link part 27 to the base member 8 which is the first housing side building material, the door frame 2 is connected to the connecting tool 20 whose connecting members 23 and 24 are main constituent members. Thus, the reinforcing member 7 is connected via the base member 8. As shown in FIG. 4, the connection between the door frame 2 and the reinforcing member 7 by the connecting tool 20 is performed on the left and right side frame members 2 </ b> A and 2 </ b> B and the upper frame member 2 </ b> C constituting the door frame 2. In this case, the frame members 2A, 2B, 2C are formed at a plurality of locations in the length direction.

  And when the operation | work which connects the front part of each link part 27 to the base member 8 with the coupling tool 30, and connects the door frame 2 to the reinforcement member 7 via the base member 8, it is shown by FIG. As shown, the distal end portion 27B of each link portion 27 is in contact with the surface 7A on the door frame 2 side of the reinforcing member 7 to which the base member 8 is attached by the elastic force of the coil spring 25. That is, the operation of connecting the tip portion of the link portion 27 to the base member 8 that is the first housing side building material by the coupler 30 is performed by using the second end portion 27B of the link portion 27 by the elastic force of the coil spring 25. This can be performed by contacting the surface 7A on the door frame 2 side of the reinforcing member 7 which is a building-side building material.

  The operation of providing the connector 20 described above on the door frame 2 is performed in a factory that manufactures the door frame 2 by welding the left and right side frame members 2A, 2B, the upper frame member 2C, and the lower frame member 2D. After the door frame 2 to which the connecting tool 20 is attached is carried into the installation site of the hinged door device shown in FIG. 1, each of the connecting members 23 and 24 of the connector 20 provided on the installation site of the hinged door device is provided. When the front part of the link part 27 is coupled to the base member 8 by the coupling tool 30, the door frame 2 which is the hinged door apparatus side building material is a member on the wall 4 side and is a housing side building material. The base member 8 is coupled to the reinforcing member 7.

  FIG. 8 shows a state where the connector 20 is attached to the door frame 2 in the factory, and FIG. 9 is a sectional view taken along line S9-S9 in FIG. 10 is an overall view of the door frame 2 when it is carried into the installation site of the hinged door device, and FIG. 11 shows the respective reinforcing members 7 before the door frame 2 is connected by the connector 20. FIG. 11 shows a state in which the base member 8 is attached to the reinforcing member 7 as a pre-operation for connecting the door frame 2 to the reinforcing member 7 with the connecting tool 20. As shown in FIG. 8, in a normal state before the door frame 2 is connected to the reinforcing member 7 by the connecting tool 20, the connecting members 23 and 24 of the connecting tool 20 are connected to the connecting members 23 and 24. The stop portions 23 </ b> A and 24 </ b> A provided at the portions facing each other are brought into contact with each other by the elastic force of the coil spring 25, thereby being in a closed state. Further, the operator can open and rotate the connecting members 23 and 24 around the shaft 22 against the elastic force of the coil spring 25 as indicated by a two-dot chain line.

  An elastic member for elastically urging the connecting members 23, 24 in the normally closing direction around a single shaft 22 common to the connecting members 23, 24 is hung on the connecting members 23, 24. The above-described coil spring 25 passed may be used, or a torsion coil spring disposed on the shaft 22 or a leaf spring may be used.

  Since the hinged door 1 according to the present embodiment is a steel door, it is a heavy object, and the door frame 2 is also a heavy object. These heavy items manufactured at the factory are transported from the factory to the building site of the building where the hinged door device shown in FIG. 1 is installed, and then moved within the building site and transported to the place where the hinged door device is installed. The In order to facilitate this transfer operation even if the hinged door 1 and the door frame 2 are heavy, the traveling transfer carriage 40 shown in FIGS. 12 to 14 is used.

  In addition, this traveling conveyance trolley | bogie 40 can be used also for conveying building materials, such as the face material 6 shown in FIG. 6, and in order to convey building materials, such as the hinged door 1 and the door frame 2, in the said factory. Can also be used.

  The traveling transport carriage 40 according to the present embodiment shown in FIGS. 12 to 14 is provided at both ends of the axle 42 and the placement members 42 on which the articles 41 such as the hinged door 1 and the door frame 2 are placed. Two traveling wheels 44 that are grounded and rotated on a traveling surface 45 such as a floor are provided. The mounting member 42 includes a bottom portion 42A on which the conveyed object 41 is placed and a pair of wall portions 42B and 42C rising from both sides in the width direction of the bottom portion 42A. Both ends in the front-rear direction are open openings. The mounting member 42 and the axle 43 that rotatably supports the two traveling wheels 44 are provided at the front of the link member 46 in FIG. The swing center shaft 47 is fixed to the mounting member 42 by a bearing member 48 attached to the lower surface of the bottom portion 42A of the mounting member 42. The axle 43 is provided at the rear part of the link member 46. As shown in FIG. 13, the link member 46 includes a pair of link portions 46A and 46B through which the axle 43 passes, and a bottom surface portion 46C that connects the link portions 46A and 46B to each other. The traveling wheel 44 is disposed outside the pair of wall portions 42B, 42C of the mounting member 42 and the pair of link portions 46A, 46B of the link member 46. Further, the axle 43 and the link member 46 are disposed below the mounting member 42.

  The swing center shaft 47 parallel to the axle 43 passes through the front portions of the pair of link portions 46A and 46B of the link member 46, and these link portions 46A and 46B are the center of swing. Since the pivot member 46 is rotatable with respect to the shaft 47, the link member 46 and the mounting member 42 to which the swing center shaft 47 is attached via the bearing member 48 are centered on the swing center shaft 47. And can swing with each other. That is, the link member 46, the axle 43 supported by the link member 46, and the traveling wheel 44 disposed on the axle 43 are in relation to the mounting member 42 to which the swing center shaft 47 is attached. The mounting member 42, which is swingable in the vertical direction around the swing center shaft 47 and to which the swing center shaft 47 is attached, includes a link member 46 and an axle 43 supported by the link member 46. The traveling wheel 44 disposed on the axle 43 can swing up and down around the swing center shaft 47.

  For this reason, as shown in FIG. 14, the link member 46 swings upward about the axle 43 in a state where the traveling wheel 44 is in contact with the traveling surface 45, and is placed on the link member 46. In order to maintain the member 42 in a horizontal state or a substantially horizontal state, the mounting member 42 can swing relative to the link member 46 about the swing center shaft 47.

  As shown in FIG. 12B, of the pair of link portions 46A and 46B of the link member 46, one link portion 46A extends upward at a right angle or a substantially right angle with the link portion 46A. A rod-like operation member 49 is arranged between the axle 43 and the swinging central shaft 47, and a pair of operation members 49 are disposed at the lower end of the operation member 49 as shown in FIG. The horizontal base end member 50 that passes through the link portions 46A and 46B horizontally and is joined to the link portions 46A and 46B by welding or the like is fixed. For this reason, the operation member 49 is coupled to the link member 46, and the operation member 49 extends to a height position exceeding the link member 46.

  The length of the operation member 49 in the vertical direction is slightly larger than the link member 46 in order to facilitate the storage and the like when the traveling conveyance carriage 40 is stored in a warehouse or the like. For this reason, the operation member 49 is provided with an extension operation member 51 for extending the substantial length dimension of the operation member 49 so that the operation member 49 can be detachably connected. This is done by inserting the extended operation member 51 that can be inserted into and removed from the operation member 49.

  In this embodiment, as shown in FIG. 12B, a rotatable auxiliary wheel 52 is disposed on the lower surface of the bottom portion 42A of the mounting member 42. The front portion of the bottom portion 42 </ b> A is separated from 44 in the front-back direction. The auxiliary wheel 52 is attached to the lower surface of the bottom portion 42A via a rotation member 53 that is rotatable about an axis that is perpendicular to the bottom portion 42A.

  After placing the transported object 41 such as the hinged door 1 on the bottom 42A of the mounting member 42, the operator manually places the extension operation member 51 on the extension operation member 51 in the right direction in FIG. As shown in FIG. 14, the link member 46 swings upward about the axle 43 with the traveling wheel 44 in contact with the traveling surface 45 as shown in FIG. 14. At this time, when the operator touches the object to be transported 41 by hand, the mounting member 42 is maintained in a horizontal state or a substantially horizontal state with respect to the link member 46 that swings upward about the axle 43. Further, the mounting member 42 can be swung relative to the link member 46 around the swinging center shaft 47.

  As a result, the mounting member 42 and the object to be transported 41 placed on the mounting member 42 rise while maintaining a horizontal state or a substantially horizontal state, whereby the traveling transport carriage 40 according to the present embodiment is Only two traveling wheels 44 are brought into contact with the traveling surface 45 and stand up. Next, when the operator applies a forward pressing force in the left direction in FIG. 14, that is, the front-rear direction described above, to the extended operation member 51 that is inclined by the above-described pressing operation force, two traveling wheels The to-be-conveyed object 41 can be conveyed to a predetermined place by running the traveling conveyance carriage 40 by the rotation of 44. This transfer operation can be performed with the traveling transfer carriage 40 in a two-point support state in which only two traveling wheels 44 are in contact with the traveling surface 45, so that the transfer operation can be performed lightly.

  In this embodiment, the two traveling wheels 44 that are rotatable about the axle 43 are independent traveling wheels that are individually rotatable with respect to the axle 43. For this reason, when changing the traveling direction of the traveling transport carriage 40, this switching can be easily performed.

  In addition, the traveling conveyance carriage 40 of the present embodiment includes the auxiliary wheels 52, and even if the object to be conveyed 41 is placed on the placement member 42 when the traveling conveyance carriage 40 is not running, the traveling at this time Since the transport carriage 40 is in a three-point support state in which two traveling wheels 44 and one auxiliary wheel 52 are in contact with the traveling surface 45, the mounting member 42 is in a horizontal state or a substantially horizontal state, An operation for placing the transported object 41 on the placement member 42 can be performed.

  In addition, the traveling transport carriage 40 according to the present embodiment can also travel on the traveling surface 45 in the above-described three-point support state in which one auxiliary wheel 52 is in contact with the traveling surface 45, and As described above, the auxiliary wheel 52 is attached to the lower surface of the bottom portion 42A via the rotating member 53 that is rotatable about an axis that is perpendicular to the bottom portion 42A of the mounting member 42. Even when the traveling conveyance carriage 40 is traveling on the traveling surface 45 with three points supported, the traveling direction of the traveling conveyance carriage 40 can be changed lightly by the rotation of the auxiliary wheels 52.

  A plurality of rotating guide members such as guide rollers are arranged in parallel in the front-rear direction of the bottom portion 42A on the upper surface of the bottom portion 42A of the mounting member 42, so that the above-described heavy object is formed on the upper surface of the bottom portion 42A. The transported object 41 may be easily placed by rotating the rotating guide member, and the transported object 41 may be easily taken out from the upper surface of the bottom portion 42A by rotating the rotating guide member.

  Further, by adjusting the shaft length dimension of the axle 43 and the width dimension of the mounting member 42 and the link member 46, various objects to be conveyed 41 having different thickness dimensions and the like may be transported. .

  In FIG. 15, the door frame 2 of FIG. 10 manufactured in the factory with the above-described connector 20 attached is predetermined in the opening 4A of the wall 4 of FIGS. 1 and 2 at the site where the hinged door device is installed. A building material jack device 60 according to an embodiment of the present invention for lifting to a height position is shown. Moreover, in FIGS. 16-18, the door frame 2 used as the building material of the hinged door apparatus side lifted by the jack apparatus 60 is attached to the reinforcing member 7 of FIG. A gap adjusting device 70 for adjusting the size of the gap between the door frame 2 and the reinforcing member 7 to an appropriate amount before being connected by the connecting tool 20 is shown.

  A building material jack device 60 shown in FIG. 15 includes a base member 62 placed on a placement surface 61 such as a floor, and a column member 63 extending from the base member 62 in a bar shape upward. And a vertically moving member 64 disposed on the support member 63 so as to freely move up and down. The support member 63 of the present embodiment is formed by a long-axis bolt having an external thread engraved on the outer peripheral surface thereof. Is formed. The vertical movement member 64 has a hexagonal long nut 65 which is a screwed member screwed to the male screw of the long shaft bolt, and a base portion coupled to two parallel outer surfaces of the hexagonal long nut 65 by welding or the like. The two arm members 66 extending from the hexagonal long nut 65 in the horizontal direction or the substantially horizontal direction, and the distal ends of the arm members 66 extending in the lateral direction from the hexagonal long nut 65 in this way are coupled. The mounting member 67 has a vertical direction that is the length direction.

  As shown in FIG. 15 (A), the mounting member 67 is composed of two flange portions 67A and the end portions on the leading end side in the extending direction of the arm member 66 in these flange portions 67A. It is a channel-like member in plan view composed of the web portion 67B, and two flange portions 67A are joined to the two arm members 66 by welding or the like. Further, as shown in FIG. 15B, the lower end portion of the web portion 67B extends below the flange portion 67A, and a mounting portion for placing the door frame 2 on the lower end portion. 67C is provided extending to the side opposite to the arm member 66 side.

  A hole for vertically passing the column member 63 is formed in the upper part of the base member 62, and the lower member of the column member 63 is screwed to the above-described long-axis bolt inside and outside the base member 62. As a result, two nuts 63A (in FIG. 15B, only the nut 63A arranged outside the base member 62 is shown) are arranged, and by these nuts 63A, a support column is arranged. The member 63 is held at a fixed height position with respect to the base member 62, and this holding is performed by the column member 63 centering on a column member center line extending in the length direction of the column member 63. This is performed with respect to 62.

  A rotation operation member 68 for allowing an operator to rotate the column member 63 relative to the base member 62 is attached to the upper portion of the column member 63, and this rotation operation member 68 is coupled to the upper portion of the column member 63. And a bar-like handle portion 68B penetrating the upper portion of the coupling portion 68A having a vertically long dimension in the horizontal direction or the substantially horizontal direction.

  After the door frame 2 is placed on the placement portion 67C as shown by the two-dot chain line in FIG. 15, the operator rotates the column member 63 with respect to the base member 62 by the handle portion 68B of the rotation operation member 68. Then, by performing this rotation operation while preventing the door frame 2 and the vertical movement member 64 from rotating around the column member 63 when the operator touches the door frame 2 by hand, the mounting member 67 is In the normal rotation of the column member 63, it moves upward along the column member 63, and in the reverse rotation of the column member 63, it moves downward along the column member 63. Therefore, the door frame 2 can be moved up and down. Thus, the door frame 2 can be lifted up to a predetermined height position in the opening 4A of the wall 4 in FIGS. For this reason, according to the jack apparatus 60 for building materials which concerns on this embodiment, the door frame 2 can be easily lifted to a predetermined height position, and the improvement of workability | operativity can be achieved.

  Further, lifting the mounting member 67 and the door frame 2 to a predetermined height position means that a support member 63, which is a long-axis bolt with a male screw engraved on the outer peripheral surface, is screwed with the male screw. Since it is performed by the feed screw action that moves the hexagonal long nut 65, the mounting member 67 and the door frame 2 can be lifted to a predetermined height position finely and accurately.

  Further, in the jack device 60 according to the present embodiment, as shown in FIG. 15B, the flange portion 67A of the mounting member 67 is a vertically extending portion having a length extending in the vertical direction. For this reason, by setting the posture of the door frame 2 placed on the placement portion 67C of the placement member 67 to an inclined posture inclined toward the flange portion 67A, a part of the door frame 2 is flanged from the lateral direction. The door frame 2 can be stably placed on the placement member 67 by contacting the portion 67A.

  Further, in the jack device 60 according to the present embodiment, the arm member 66 that is a member that couples the hexagonal long nut 65 serving as the screwing member and the mounting member 67 sandwiches the hexagonal long nut 65. Therefore, the work of joining the base of these arm members 66 to the hexagonal long nut 65 by welding or the like can be easily performed, and the weight of the door frame 2 placed on the placement member 67 is 2 The arm members 66 can be sufficiently supported.

  The bar-shaped handle portion 68B of the rotation operation member 68 can be slid in the length direction of the handle portion 68B with respect to the coupling portion 68A, and thereby, from an article or the like disposed near the jack device 60. It is possible to rotate the bar-shaped handle portion 68B with less influence and to rotate this portion of the bar-shaped handle portion 68B where the distance from the coupling portion 68A is large. It may be possible to apply a large rotational force to the column member 63.

  The gap adjusting device 70 shown in FIGS. 16 to 18 is based on the main body member 71, the first abutting member 72 coupled to the main body member 71, and the main body member 71 and the first abutting member 72. FIG. 16A includes a slide member 73 that is slidable in the front-rear direction, which is the left-right direction, and a second contact member 74 that is coupled to the tip of the slide member 73 that is formed of a round bar. It is configured. As shown in FIG. 16 (B), the main body member 71 is shown in a bottom portion 71A, two wall portions 71B provided on both sides in the width direction of the bottom portion 71A, and FIG. 16 (A). As shown in the figure, the slide member 73 having a box shape composed of a front rising portion 71C and a rear rising portion 71D provided at both front and rear ends of the bottom portion 71A is a front rising portion 71C. By being inserted through holes formed in the rear rising portion 71D, the front rising portion 71C and the rear rising portion 71D are penetrated to extend in the horizontal direction or the substantially horizontal direction. As shown in FIG. 17, a guide member 75 for allowing the slide member 73 to slide smoothly with respect to the main body member 71 is attached to the rear rising portion 71 </ b> D.

  The first abutting member 72 includes a base portion 72A joined to the outer surface of the bottom portion 71A of the main body member 71 by welding or the like, and an abutting portion 72B extending perpendicularly from the tip of the base portion 72A to the opposite side of the main body member 71. The contact portion 72B is parallel to or substantially parallel to the second contact member 74. In addition, a sheet-like magnet 76 is attached to the surface of the base portion 72A opposite to the main body member 71, and the gap adjusting device 70 according to the present embodiment is formed of a magnetic material metal by the magnet 76. It can adsorb | suck to the above-mentioned door frame 2 or the hinged door 1 by magnetic force. Further, as shown in FIGS. 16A and 17, the slide member 73 is provided with a locking member 77 inside the main body member 71, and this arrangement is shown in FIGS. 17 and 18. As shown in FIG. 4, a hole 78 through which the slide member 73 can pass through in a loose state is formed in the locking member 77, and the slide member 73 is inserted into the hole 78. .

  As shown in FIGS. 16A and 17, a pressing member 79 is disposed on the rear rising portion 71 </ b> D of the main body member 71 on the side opposite to the bottom 71 </ b> A of the main body member 71 with respect to the slide member 73. Has been. The pressing member 79 is a male screw rod that is screwed into a nut 80 coupled to the rear rising portion 71D and penetrates the rear rising portion 71D, and the distal end 79A of the pressing member 79 is located inside the main body member 71. The operator rotates the pressing member 79 at the rear end of the pressing member 79 that faces the locking member 77 in the front-rear direction, which is the sliding direction of the sliding member 73, and is exposed to the outside of the main body member 71. Thus, there is provided a rotation operation portion 79B that can move the pressing member 79 forward and backward by a feeding action of a male screw rod screwed into the nut 80. When the operator rotates this rotation operation portion 79 </ b> B, the pressing member 79 moves forward, and the distal end portion 79 </ b> A of the pressing member 79 contacts the locking member 77.

  Inside the main body member 71, a coil spring 81, which is an elastic member, is arranged in a state of being wound around the outer periphery of the slide member 73. The arrangement position of the coil spring 81 is related to the front rising portion 71C of the main body member 71. Between the stop member 77. Therefore, an elastic force in the backward direction by the coil spring 81 acts on the locking member 77.

  Since the dimension of the hole 78 of the locking member 77 is larger than the diameter of the cross section orthogonal to the axial direction of the slide member 73 formed of a round bar, the locking member 77 is shown by a solid line in FIG. As shown in FIG. 18, the operator can make the locking member 77 stand upright with respect to the slide member 73. You can also. When the locking member 77 is inclined with respect to the slide member 73, the hole 78 of the locking member 77 is separated in the front-rear direction, which is the length direction of the slide member 73, as shown in FIG. Since the two portions 78 A and 78 B are in contact with the slide member 73, the locking member 77 is locked to the slide member 73. In this locked state, when the distal end 79A of the pressing member 79 comes into contact with the locking member 77 and the locking member 77 pressed by the pressing member 79 moves forward by the forward rotation operation of the rotation operation portion 79B of the pressing member 79. The slide member 73 moves forward by compressing and deforming the coil spring 81, whereby the second contact member 74 is also moved forward and the distance between the contact portion 72B of the first contact member 72 is increased. This state is indicated by a two-dot chain line in FIG.

  Further, the pressing member 79 is retracted by reverse rotation operation of the rotation operation portion 79B of the pressing member 79, and then the operator holds the locking member 77 as shown by the two-dot chain line in FIG. When the locking member 77 is held upright, the locking of the locking member 77 with respect to the slide member 73 is released, and the locking member 77 moves back along the slide member 73 by the elastic force of the coil spring 81 that is compressively deformed. Since the locking member 77 at this time is unlocked from the slide member 73, the operator can move the slide member 73 and the second contact member 74 backward relative to the main body member 71. Thereby, the space | interval between the 2nd contact member 74 and the contact part 72B of the 1st contact member 72 can be made small.

  Thereafter, the pressing member 79 is moved forward by the forward rotation operation of the rotation operation portion 79B, and the tip end portion 79A of the pressing member 79 is locked as shown by the solid lines in FIG. 16 (A) and FIG. When brought into contact with the member 77, the locking member 77 is inclined with respect to the slide member 73 as shown by the solid line in FIG. Then, the locking member 77 that receives the pressing force of the pressing member 79 moves forward, and the distance between the second contact member 74 and the contact portion 72B of the first contact member 72 is increased by the advance of the slide member 73. It can be enlarged again.

  As described above, in the gap adjusting device 70 according to the present embodiment, when the locking member 77 is locked to the slide member 73, the pressing force of the pressing member 79 is applied to the locking member 77 to slide. An operation for advancing the member 73 and the second abutting member 74, and after releasing the locking member 77 with respect to the slide member 73 after the pressing member 79 is retracted, the locking member 77, the slide member 73 and the operation for retreating the second contact member 74 can be performed, and by these operations, the distance between the contact portion 72B of the first contact member 72 and the second contact member 74 can be reduced. Can be adjusted.

  In FIG. 19, in the site where the hinged door device is installed, the previous work for attaching the base member 8 to the reinforcing member 7 which is the above-mentioned building-side building material with the fastening device 9 of FIG. As shown in FIG. 10, after the door frame 2 to which the connector 20 is attached is lifted to a predetermined height position by the jack device 60 as described above, the door frame 2 is used as the reinforcing member 7 and the base member 8 is attached to the door frame 2. Between the left and right side frame members 2A and 2B of the door frame 2 and the side frame members 2A and 2B and the reinforcing member 7 facing left and right before the operation of connecting with the connecting tool 20 is performed. An operation for adjusting the size of the gap to an appropriate amount by a gap adjusting device 70 arranged in a plurality with a space in the vertical direction for each of the left and right side frame members 2A and 2B is shown. Among these operations, the operation of lifting the door frame 2 to a predetermined height position by the jack device 60 is performed by arranging two jack devices 60 at the lower left and right ends of the door frame 2 as shown in FIG. Then, the door frame 2 is placed on the mounting portion 67C provided on the mounting member 67 of the up-and-down moving member 64 shown in FIG. 15 of these jack devices 60, and the operator operates the rotation operation member of the jack device 60. This is done by rotating 68.

  Further, the operation of lifting the door frame 2 to a predetermined height position by the jack device 60 is performed by placing the base member 62 shown in FIG. 15 of the jack device 60 on the floor 12 shown in FIG.

  Further, when the operation of lifting the door frame 2 to a predetermined height position by the jack device 60 is performed, the link portions 27 of the connection members 23 and 24 of the respective connection tools 20 by the connection tool 30 shown in FIGS. 5 and 6. Is in a state where it can be coupled to the above-described base member 8 which is the building material on the housing side. That is, in order to achieve this state, the two connecting members 23 and 24 of the connecting tool 20 attached to the door frame 2 are connected to the connecting members 23 and 24 as shown by a two-dot chain line in FIG. The operator opens against the elastic force of the coil spring 25 around the above-described shaft 22 serving as the rotation center axis, and thereafter, the connecting members 23 and 24 are centered around the shaft 22 by the elastic force of the coil spring 25. Thus, the surfaces of the base member 8 on both sides in the thickness direction of the door frame 2 are sandwiched by the link portions 27 of the connecting members 23 and 24, and the end portions 27B of these link portions 27 are shown in FIG. As shown, it is brought into contact with the aforementioned surface 7A of the reinforcing member 7 which is the building-side building material.

  The clearance adjustment device 70 adjusts the size of the clearance between the left and right side frame members 2A and 2B of the door frame 2 that are opposed to each other in the left-right direction by the above operation and the reinforcing member 7 that is the building-side building material. In order to do this, as shown in FIG. 19, a plurality of gap adjusting devices 70 are arranged in the vertical direction on the side frame member 2A and also in the vertical direction on the side frame member 2B. A set of gap adjusting devices is formed by two gap adjusting devices 70 arranged at the same height position of the side frame members 2A and 2B on the left and right sides. As shown in FIG. 20, the arrangement work of these clearance adjustment devices 70 is performed by connecting the contact portions 72 </ b> B of the first contact members 72 and the second contact members 74 of the reinforcement members 7. The insertion is performed between the surface 7A and the surface 2E of the side frame members 2A and 2B facing the surface 7A in the left-right direction. As described above, when the locking member 77 is locked to the slide member 73, the pressing force of the pressing member 79 is applied to the locking member 77 to cause the slide member 73 and the second contact member 74 to move. And a work for moving the slide member 73 and the second contact member 74 backward after releasing the locking member 77 from the slide member 73 after the pressing member 79 is moved backward. The two gap adjusting devices 70 forming the set of gap adjusting devices described above are alternately reversed and moved forward with respect to the contact portion 72B of the first contact member 72. 2 When the door frame 2 is pushed in the left-right direction by the abutting member 74, the abutting portion 72B of the first abutting member 72 and the second abutting member 74 change in the size of the interval. Change the distance between 7A and surface 2E By, left and right side frame members 2A, 2B of the door frame 2, these side members 2A, adjusted to gap the appropriate size between the reinforcing member 7 facing the left and right 2B.

  In the present embodiment, a contact portion 72B is provided for the second contact member 74 that is a movable contact member that moves together with the slide member 73 that slides by the pressing force of the pressing member 79. The first abutting member 72 is an immovable abutting member that does not move.

  In the embodiment of FIG. 20, the contact portion 72B of the first contact member 72 is on the surface 7A side of the reinforcing member 7, and the second contact member 74 is on the surface 2E side of the side frame members 2A and 2B. The contact portion 72B and the second contact member 74 of the first contact member 72 are inserted between the two surfaces 2E and the surface 7A. Such a gap adjusting device 70 can be used.

  The gap adjusting device 70 according to the present embodiment includes a contact portion 72B of the first contact member 72 that contacts the surface 7A of the reinforcing member 7 and the surface 2E of the door frame 2 facing each other, and the second contact portion 72B. A locking member 77 that has a contact member 74 and that can be locked and unlocked with respect to the slide member 73 to which the second contact member 74 is attached, and the slide member. 16A, 17 and 17 for moving the second contact member 74 with respect to the contact portion 72B of the first contact member 72 by the pressing member 79 for advancing 73 by the pressing force. Since the moving means 85 shown in FIG. 20 is configured, the left and right side frame members 2A and 2B of the door frame 2 are reinforced with the first abutting member 72, the second abutting member 74, and the moving means 85. For adjusting the gap between the member 7 to an appropriate size Work in a short time can be easily performed.

  In addition, since the gap adjusting device 70 according to the present embodiment is provided with the magnet 76 that is attracted to the door frame 2 and the hinged door 1 that are made of metal of magnetic material, as described above, the slide member 73 is provided. The second abutting member 74 is moved forward and backward to adjust the clearance between the left and right side frame members 2A and 2B of the door frame and the reinforcing member 7 to an appropriate size. The gap adjusting device 70 can be attached to either the door frame 2 or the hinged door with the magnet 76, so that this operation can be easily performed in a shorter time.

  Furthermore, since the pressing member 79 is a male screw rod that is rotated by the rotation operation portion 79B and moves forward by the feed screw feed action, the advancement amount of the slide member 73 and the second contact member 74 can be finely adjusted. For this reason, the work for adjusting the gap between the left and right side frame members 2A, 2B of the door frame 2 and the reinforcing member 7 to an appropriate size can be performed as a more accurate work.

  In addition, the clearance adjusting device 70 according to the present embodiment is provided with a coil spring 81 that can elastically retract the locking member 77 along the slide member 73, so that the pressing force of the pressing member 79 causes a pressing force. For example, as shown by a two-dot chain line in FIG. 17, even when the locking member 77 is greatly advanced to a position close to the forward limit position, the locking member 77 is engaged with the slide member 73 after the pressing member 79 is retracted. By releasing the locking of 77, the locking member 77 can be returned to the retracted position by the elastic force of the coil spring 81, and thereafter, the engaging member locked to the slide member 73 is advanced by advancing the pressing member 79. By moving the stop member 77 forward, the slide member 73 and the second abutting member 74 can be further advanced. For this reason, the left and right side frame members 2A and 2B of the door frame 2 are complemented. Even large gap to be adjusted between the member 7, it is possible to implement the adjustment of the large gap.

  As shown in FIG. 19, after the work for adjusting the gap between the left and right side frame members 2A, 2B of the door frame and the reinforcing member 7 to an appropriate size is completed as described above. The left and right side frame members 2A and 2B of the door frame and the two connecting members 23 and 24 of the connecting member 20 provided on the upper frame member 2C are connected to the link portions 27 of the connecting members 23 and 24, respectively. As described above, an operation of coupling the tip portion to the base member 8 coupled to the reinforcing member 7 by the coupling tool 30 shown in FIG. 5 is performed. Thereby, the door frame 2 that is the building material on the hinged door device side is connected to the reinforcing member 7 that is the building material on the frame side of the wall 4 by the plurality of connectors 20.

  Thus, when the door frame 2 is connected to the reinforcing member 7 by the plurality of connecting members 20, each connecting member 20 includes two connecting members 23 and 24, and the doors of these connecting members 23 and 24 are provided. The base portion on the frame 2 side is a shaft insertion portion 26 through which one common shaft 22 provided on the door frame 2 is inserted, and the two connecting members 23 and 24 on the reinforcement member 7 side. In other words, the tip portion of the link portion 27 of the two connecting members 23 and 24 is connected to the base member 8 by the coupler 30 shown in FIGS. With the two connecting members 23 and 24, there are two locations in the length direction of the side frame members 2A and 2B and the upper frame member 2C for one connecting tool 20, and the two connecting members 23 and 24 are , Opposite to each other in the length direction of the frame members 2A, 2B, 2C from the base Therefore, after the door frame 2 is connected to the reinforcing member 7 via the base member 8 by the respective connecting tools 20, the door frame 2 is in the length direction of the side frame members 2A and 2B. In the up-down direction as well as in the left-right direction, which is the length direction of the upper frame member 2C, it is fixed and connected to the reinforcing member 7 via the base member 8.

  Further, the connecting members 23 and 24 of each connecting tool 20 have a pair of link portions 27 separated in the thickness direction of the door frame 2, and the tip portions of these link portions 27 are connected to the reinforcing member 7. Since it is arrange | positioned on the surface of the thickness direction of the door frame 2 in the attached base member 8, and these surfaces are pinched | interposed, the door frame 2 is connected to the reinforcement member 7 via the base member 8 by the connector 20. When connected, the door frame 2 can be fixed in the thickness direction of the door frame 2 with respect to the reinforcing member 7.

  Further, as described above, each base member 8 is positioned at a predetermined position in the thickness direction of the door frame 2 by the positioning member 10 provided on the base member 8 and attached to the reinforcing member 7. When the door frame 2 is connected to the reinforcing member 7 via the base member 8 by the connector 20, the door frame 2 is formed in the thickness direction of the wall 4 constituted by the core member 5, the reinforcing member 7 and the like. In other words, the door frame 2 is positioned and arranged at a predetermined position in the thickness direction of the door frame 2.

  Further, in the present embodiment, as shown in FIG. 5, the distal end portion 27 </ b> B of each link portion 27 of the connection members 23 and 24 of the connection tool 20 is the above-mentioned by the connection tool 30. In the reinforcing member 7 serving as the above-described second casing-side building material to which the foundation member 8 is attached by the elastic force of the coil spring 25 when coupled to the foundation member 8 serving as the first casing-side building material. It is in contact with the surface 7A on the door frame 2 side. Therefore, even when the connecting members 23 and 24 are members that can be opened and closed around the shaft 22 in the operation of connecting the tip portion of the link portion 27 to the base member 8 by the coupler 30, the distal end portion 27 </ b> B of the link portion 27. Can be made to contact the surface 7A on the door frame 2 side of the reinforcing member 7 by the elastic force of the coil spring 25, and this operation can be easily performed.

  Before the tip of the link portion 27 is coupled to the base member 8 by the coupling tool 30, the connecting members 23 and 24 are closed and rotated around the shaft 22 by the elastic force of the coil spring 25, so that the link portion 27 The front end portion 27B is brought into contact with the surface 7A of the reinforcing member 7, and thereafter the door frame 2 is reinforced by the gap adjusting device 70 so that the positional relationship of the door frame 2 with respect to the reinforcing member 7 is an appropriate positional relationship. When the size of the gap between the door frame 2 and the reinforcing member 7 is changed by moving in the left-right direction with respect to 7, the connector 20 as shown by the two-dot chain line in FIG. The opening angle of the connecting members 23 and 24 about the shaft 22 changes. After this, in order to perform the operation of connecting the tip portion of the link portion 27 to the base member 8 by the connecting tool 30, the connecting tool 20 according to the present embodiment has a gap between the door frame 2 and the reinforcing member 7. It can cope with the change of

  Further, the connecting members 23 and 24 are always urged to rotate in the closing direction about the shaft 22 by the elastic force of the coil spring 25, and what kind of clearance is provided between the door frame 2 and the reinforcing member 7. Even if the size is increased, the distal end portion 27B of each link portion 27 is in contact with the surface 7A of the reinforcing member 7 serving as the second housing-side building material, and therefore, between the door frame 2 and the reinforcing member 7. After the gap is set to a predetermined size, the connecting members 23 and 24 are connected to the shaft 22 in the operation for connecting the tip portion of the link portion 27 to the base member 8 serving as the first housing side building material by the connecting tool 30. Therefore, the operation for connecting the door frame 2 to the reinforcing member 7 via the base member 8 can be performed easily and in a short time.

  Further, in the present embodiment, as shown in FIG. 5, the front end portion 27B of the link portion 27 that contacts the surface 7A of the reinforcing member 7 is chamfered in a curved protruding shape, and therefore the surface 7A of the reinforcing member 7 The size of the gap between the door frame 2 and the reinforcing member 7 can be adjusted while maintaining the smooth contact of the distal end portion 27B with respect to the door frame 2.

  In addition, among the above-described coupling tools 20 provided in plural on the left and right side frame members 2A and 2B of the door frame 2, all or a part of the coupling tools 20 and the above-described gap adjusting device 70 are coupled and interlocked. When the gap between the side frame members 2A, 2B and the reinforcing member 7 becomes a predetermined size by the gap adjusting device 70, the side frame members 2A, 2B and the reinforcing member 7 are connected by the connecting tool 20. May be connected.

  After the door frame 2 is connected to the reinforcing member 7 by the plurality of connectors 20 as described above, the jack device 60 and the gap adjusting device 70 shown in FIG. 19 are removed from the opening door device installation site, and Next, an operation of fixing the face material 6 shown in FIG. 6 to the core member 5 and an operation of finishing the floor 12 shown in FIG. 19 are performed. When the work for finishing the floor 12 is performed, a gap is generated between the lower frame member 2D of the door frame 2 and the floor 12 so that the door frame 2 is lifted by the jack device 60. It is also filled with a filler such as a caulking material.

  Although the jack device 60 according to the present embodiment described above is used to lift the door frame 2, the jack device 60 is a building material different from the door frame 2, for example, the face material 6 shown in FIG. It can also be used to lift the hinged door 1 shown in FIG. 3, and the building material to be applied is arbitrary.

  Further, when the door frame 2 or the like is lifted by the jack device 60, the operator rotates the rotation operation member 68 in FIG. 15, and this operation is performed by the bar-shaped handle portion 68B of the rotation operation member 68. However, it is difficult to approach the door frame 2 or another building material different from the door frame 2, for example, the reinforcing member 7 and the base member 8 which are building materials on the side of the frame, and further, the articles arranged near the jack device 60. In this case, as described above, the bar-shaped handle portion 68B of the rotation operation member 68 can be slid in the length direction of the handle portion 68B with respect to the coupling portion 68A, or the column member 63 is In the lower part inserted into the base member 62, as shown by the two-dot chain line in FIG. 15B, the head can be swung so that it can be tilted with respect to the vertical direction. In this way, the support member 63 can be swung with respect to the base member 62 at the lower part of the support member 63. The support member 63 is formed above and below the base member 62 in order to insert the lower part of the support member 63. This can be achieved by making the size of the hole larger than the diameter of the column member 63 and smaller than the diameter of the nut 63A described above.

  When the column member 63 is swingable with respect to the base member 62 below the column member 63, the side opposite to the door frame 2 side mounted on the mounting member 67 of the jack device 60 is moved to the opposite side. The tilting operation of the rotating operation member 68 for rotating the column member 63 is performed by tilting the column member 63 by swinging and tilting the door frame 2 to the side opposite to the column member 63 side. The influence from the door frame 2 placed on the member 67 can be reduced. Moreover, the column member 63 is rotated by setting the direction in which the column member 63 is tilted to the side opposite to the reinforcing member 7, the base member 8, the article disposed near the jack device 60, and the like. Therefore, the rotation operation of the rotation operation member 68 can be performed with less influence from the reinforcing member 7, the base member 8, the article, and the like.

  The support member 63 can be swung with respect to the base member 62 at the lower part of the support member 63. The lower part of the support member 63 and the support member 62 can be swung by a universal joint, a ball joint or the like. It can also be realized by connecting with a free connecting means.

  Further, in order to allow the operator to remotely perform the operation of rotating the column member 63 in order to move the building material such as the door frame 2 up and down without being obstructed by the door frame 2 or the like, The rotation operation member rotated by the operator is flexible, such as a flexible wire, and can transmit the rotation force of the rotation operation member to the support member 63. It is good also considering the position which connects via as a result and arrange | positions a rotation operation member in the position away from the door frame 2 grade | etc., More than predetermined distance by the flexibility of a flexible rotational force transmission member.

  In addition, the rotation operation member 68 is not attached to the upper part of the support member 63, but a rotation member that is rotated by a detachable electric tool is attached to the upper part of the support member 63, whereby the support member 63 is rotated by the electric tool. May be.

  Furthermore, the gap adjusting device 70 according to the above-described embodiment adjusts not only the gap between the door frame 2 and the reinforcing member 7 but also the size of the gap between the columns of the building or between the beams, for example. Therefore, the building material to be applied is arbitrary.

  Furthermore, in the gap adjusting device 70 described above, the number of the plate-like locking members 77 that can be locked and unlocked with respect to the slide member 73 is one. It is also possible to provide a plurality of members 73 that can be separated in the sliding direction 73 and to provide the holes 78 shown in FIG. According to this, a plurality of locations that can be locked and unlocked with respect to the slide member 73 are provided in the slide direction of the slide member 73, and the strength of the entire lock member in the slide direction is also large. Therefore, it becomes possible to generate a sufficiently large force for moving the door frame 2 and the like of the heavy object by moving the second contact member 74 forward by the pressing force of the pressing member 79.

  Further, in order to increase the strength in the sliding direction of the slide member 73 with respect to the contact portion 72B and the second contact member 74 of the first contact member 72, the contact portions 72B of these first contact members 72 are used. The second abutting member 74 may be provided with a reinforcing rib portion having a dimension extending in the sliding direction of the slide member 73.

  FIGS. 21-23 shows the lift apparatus 90 for raising the hinged door 1 shown in FIG. 3, and raising the hinged door 1 with this lift apparatus 90 becomes the frame side building material of the wall 4 by the above-mentioned operation | work. This is performed to perform the operation of connecting the hinged door 1 to the door frame 2 connected to the reinforcing member 7 connected to the reinforcing member 7 via the hinge 3 described above.

  The lift device 90 according to this embodiment is provided with a base member 91, a support member 92 that vertically penetrates the base member 91, and a lower end portion of the support member 92, and is mounted on a mounting surface 93 such as a floor. Base member 94, two link members 95 and 96 disposed in parallel with each other on the base member 91, and ascending and descending connected to the base member 91 via these link members 95 and 96. The member 97 is comprised. The link members 95 and 96 and the elevating member 97 are rotatably connected by pins 97A and 97B, and the base member 91 and the link members 95 and 96 are rotatably connected by pins 91A and 91B. In this embodiment, as can be seen from FIG. 21, there are two link members 95 on both sides in the thickness direction of the base member 91 and the lifting member 97, and the link member 96 is also the thickness of the base member 91 and the lifting member 97. The two link members 95 are reinforced by a vertically long reinforcing member 95A and connected to each other, and the two link members 96 are reinforced and connected by a flat reinforcing member 96A. ing.

  A mounting member 98 is attached to the elevating member 97, and the mounting member 98 is rotatable about a shaft 99 inserted vertically in the elevating member 97. The bracket portions 98A and 98B arranged in the upper and lower ends, a connecting portion 98C that vertically connects the end portions of the bracket portions 98A and 98B, and the lower end of the connecting portion 98C extend to the side opposite to the lifting member 97 As shown in FIG. 21, two mounting portions 98D are provided apart from each other in the thickness direction of the base member 91 and the elevating member 97, as shown in FIG. The hinged door 1 is placed on the placing portion 98D.

  The two upper and lower link members 95, 96 constitute a parallel link mechanism that connects the base member 91 and the elevating member 97 disposed in front of the base member 91. The upper link member 95 includes: Bending and extending portions 95B extending from the base member 91 to the opposite side to the lifting member 97 are provided to bend and extend obliquely upward, and these bending and extending portions 95B provided on both sides in the thickness direction of the base member 91 include The lower end portion of the operation member 100 is coupled. The length in the vertical direction of the operation member 100 is not much larger than the bent extension portion 95B in order to facilitate the storage and the like when the lift device 90 is stored in a warehouse or the like. For this reason, an extension operation member 101 for extending the substantial length dimension of the operation member 100 can be attached to the operation member 100 so that the operation member 100 can be removably connected. In FIG. 5, the extension operation member 101 that can be inserted into and removed from the operation member 100 is inserted.

  When the operator pushes down the extension operation member 101 after placing the hinged door 1 on the placement portion 98D of the placement member 98, the base member 91 is provided with a parallel link mechanism comprising two upper and lower link members 95 and 96. As shown in FIG. 23, the elevating member 97 connected through the ascending member rises while maintaining an upright posture like the base member 91, and therefore, on the mounting portion 98 </ b> D of the mounting member 98. The hinged door 1 is also raised in an upright state. Further, since the base member 91 is rotatable about the support member 92, when the operator rotates the extension operation member 101 about the support member 92, the base member 91 is shown in the direction A in FIG. In addition, the elevating member 97, the mounting member 98, and the hinged door 1 can be rotated around the column member 92. Furthermore, since the mounting member 98 is rotatable around a shaft 99 provided on the elevating member 97 in parallel with the support member 92, an operator who is touching the hinged door 1 with his / her hand can see FIG. As shown in direction B, the mounting member 98 and the hinged door 1 can be rotated about the shaft 99.

  Therefore, according to the lift device 90 of the present embodiment, the hinged door 1 of the hinged door 3B of the hinge 3 shown in FIG. An operation for making the height position higher than the door frame side blade 3A of the hinge 3 of FIG. 2 provided in the door frame 2, and thereafter, the axial direction becomes parallel to each other and the axial direction is vertical. The work for rotating the hinged door 1 in the direction A and the direction B in FIG. 22 about the two axes of the supporting column member 92 and the axis 99 can be performed. Then, the operation of rotating the hinged door 1 about the column member 92 in the direction A in FIG. 22 can be performed as a rough adjustment operation for bringing the position of the hinged door blade 3B close to the position of the door frame blade 3A. The operation of turning the hinged door 1 around 99 in the direction B of FIG. 22 can be performed as a fine adjustment operation for making the position of the hinged door blade 3B coincide with the position of the door frame blade 3A.

  Thereafter, the operator operates the extension operation member 101 to lower the elevating member 97, the mounting member 98, and the hinged door 1 with respect to the base member 91, thereby standing on the door frame side blade 3A in FIG. The pin 3C can be inserted into the aforementioned vertical hole formed in the hinged door blade 3B, whereby the hinged door 1 is pivotally attached to the door frame 2 via the hinge 3. .

  Further, in the lift device 90 of the present embodiment, the height position of the base member 91 can be changed along the column member 92. That is, as shown in FIG. 21B, the column member 92 is a long-axis bolt, and by loosening two nuts 92A and 92B screwed to the long-axis bolt on the upper and lower sides of the base member 91, The height position of the base member 91 in the column member 92 can be changed, and thereafter, the base member 91 can be fixed to the column member 92 at the height position by tightening the nuts 92A and 92B.

  Thus, since the height position of the base member 91 in the lift device 90 of the present embodiment can be changed, the hinged door 1 can be moved by operating the extension operation member 101 and changing the height position of the base member 91. The height position to be raised can be adjusted, whereby the work performed by raising the hinged door 1 can be performed more effectively.

  Further, as shown in FIGS. 21B and 23, a plate-like buffer member 102 made of rubber, soft synthetic resin, or the like is attached to the lower surface of the mounting portion 98D of the mounting member 98. It has been. For this reason, in order to insert the pin 3C erected on the door frame side blade 3A into the inside of the vertical hole formed in the hinged door blade 3B, the elevating member 97 and When the mounting member 98 is lowered, the buffering member 102 can prevent the mounting portion 98D from directly contacting the lower frame member 2D of the door frame 2 shown in FIG. The safety of the member 2D can be ensured.

  Further, the lift device 90 according to the present embodiment lifts the hinged door 1 of the hinged door device, but the lift device 90 is the door frame 2 that is the opening frame of the hinged door device and the face material shown in FIG. It can be used for the work which raises building materials, such as 6, and the building materials to apply are arbitrary.

  The present invention can be used for lifting a building material such as a door frame, for example.

DESCRIPTION OF SYMBOLS 1 Opening door which is building material 2 Door frame which is building material 7 Reinforcing member which is building-side building material 8 Base material which is building-side building material 20 Connecting tool 60 Jacking device for building materials 61 Mounting surface of floor etc. 62 Base member 63 Prop member 65 Hexagonal long nut which is a screwing member 66 Arm member 67 Placement member 67A Flange portion which is a vertically extending portion 67C Placement portion 68 Rotation operation member 68A Joint portion 68B Bar-shaped handle portion

Claims (9)

A building material jack device for lifting building materials,
A base member placed on the placement surface, a pillar member extending upward in the form of a rod from the base member, and a male screw engraved on the outer peripheral surface, and a threaded engagement with the male screw An arm member having a base portion coupled to the member and extending in the lateral direction, a mounting member coupled to the arm member, on which the building material is placed, and the column member to rotate relative to the base member A jacking device for building materials, comprising:   The building material jack device according to claim 1, wherein the support member is swingable with respect to the base member at a lower portion of the support member.   The building material jack device according to claim 1 or 2, wherein the rotation operation member is attached to an upper portion of the support member.   The jack apparatus for building materials according to claim 3, wherein the rotation operation member includes a coupling portion coupled to an upper portion of the column member, and a bar-shaped handle penetrating the coupling portion in a horizontal direction or a substantially horizontal direction. A jacking device for building materials, characterized by comprising a part.   5. The building material jack device according to claim 4, wherein the bar-shaped handle portion is slidable in the length direction of the bar-shaped handle portion with respect to the coupling portion. Jacking device.   The building material jack device according to claim 1 or 2, wherein the rotation operation member is connected to the support member via a flexible rotational force transmission member.   The building material jack device according to any one of claims 1 to 6, wherein the placing member has a length extending in a vertical direction, and a part of the building material is vertically contactable. A building material jack characterized by having a projecting portion and a mounting portion for placing the building material on a side opposite to the arm member side from the lower side of the vertically extending portion. apparatus.   The building material jack device according to any one of claims 1 to 7, wherein the number of the arm members is two with the screwing member interposed therebetween.   The building material jack device according to any one of claims 1 to 8, wherein the building material is a door frame, and on both the left and right sides of the door frame to lift the door frame connected to the housing side building material by a connector. Two jack devices for building materials, characterized in that two are arranged at the lower end.

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