JPH094310A - Hinge unit - Google Patents

Abstract

PURPOSE: To conduct easily the longitudinal position regulation of a door. CONSTITUTION: In case of a hinge unit, the longitudinal direction of a door 2 is made to be a regulation direction, and a base part 52 is provided in regard to the opposition surface of a door fitting part opposite to the side of a door 2 or at least one side of the door side, and an opposition hinge member 3 is coupled to the base part 52 so as to be able to slide relatively in its regulation direction. A regulation screw mechanism 59 is provided spreadingly between these base part 52 and opposition hinge member 3. By the rotation of the regulation screw mechanism 59, the opposition hinge member 3 advances and retreats in the regulation direction and at the same time positioning is carried out at a position that is according to its rotary amount. As a result, the longitudinal position regulation of the door 2 can be conducted simply and accurately.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge unit for attaching a door to a door mounting portion such as a door frame.

[0002]

2. Description of the Related Art When a door is attached to a door frame with a hinge, for example, as shown in FIG. 2, a door stopper portion 101a is formed on the inner peripheral portion of the door frame 101.
As shown in FIG.
Door 1 so that no gap is created between 01a and door 100.
It is necessary to attach the hinge 102 while adjusting the position of 00 in the front-back direction. However, even when the above-mentioned gap does not occur when the door 100 is attached, the door frame 101
May be deformed due to aging of the building or the like, resulting in a gap g as shown in FIG. 16 (b).

[0003]

In order to solve this, for example, Japanese Patent Laid-Open No. 5-71261 discloses a hinge having a function of adjusting the position of the door in the front-rear direction. This is because the hinge plate is superposed on the adjustment base provided on the door side, the guide screw is passed through the guide hole on the hinge plate side, the guide screw is screwed into the adjustment base, and the hinge plate is used as the adjustment base with the guide screw loosened. The door is slid to position the door in the front-rear direction, and then the guide screw is tightened to maintain the positioned state. However, in the hinge of this structure,
When the guide screw is loosened, the force for restraining the hinge plate to the adjustment base does not work, and therefore the door must be aligned while holding it by hand, etc., which makes it difficult to perform adjustment.

An object of the present invention is to provide a hinge unit which can easily adjust the position of the door in the front-rear direction.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a hinge unit for mounting a door on a door mounting portion so that the door can be opened and closed on either side in the width direction of the door. It is characterized by including the following requirements in order to solve the above problems. Door side hinge member: Attached to the door side. Hinging member on the mounting part side: mounted on the door mounting part side. Hinge shaft: The door-side hinge member and the mounting portion-side hinge member are coupled so as to be relatively rotatable in the door opening / closing direction. Base part: provided on at least one of the facing surface of the door mounting part facing the side surface of the door or the side surface of the door, and at least one of the door side hinge member and the mounting part side hinge member with the front-back direction of the door as the adjustment direction ( Hereinafter referred to as the corresponding hinge member),
It is coupled so as to be relatively slidable in the adjustment direction. Adjustment screw mechanism: The adjustment screw mechanism is provided so as to straddle the base portion and the corresponding hinge member, and moves the corresponding hinge member forward and backward with respect to the base portion in the adjustment direction and holds the position thereof.

In the hinge unit having the above structure, the base portion is provided on at least one of the facing surface of the door mounting portion facing the side surface of the door or the side surface of the door, with the front-back direction of the door as the adjusting direction. A corresponding hinge member is slidably coupled to the part in its adjustment direction.
Then, an adjusting screw mechanism is provided straddling between the base portion and the corresponding hinge member, and the corresponding hinge member is advanced and retracted in the adjusting direction by the rotation of the adjusting screw mechanism, and at a position corresponding to the rotation amount. It will be positioned. Thereby, the position adjustment of the door in the front-rear direction can be easily and accurately performed.

Specifically, the adjusting screw mechanism includes an adjusting screw threaded portion integrally provided with the corresponding hinge member,
It is possible to include an adjusting screw that is fixedly positioned with respect to the base portion and that is screwed with the adjusting screw screwing portion.

Further, the corresponding hinge member can be formed in a plate shape, and the hinge shaft can be arranged along the edge thereof. Then, the base portion can be formed in a plate shape which is superposed on the base portion. In this case, the adjusting screw mechanism described above includes the adjusting screw screwing portion and the adjusting screw screwed into the adjusting screw screwing portion from the side opposite to where the hinge shaft is located in the direction along the plate surface of the base portion. Can be configured to include. In this way, the hinge unit can be made compact, and it can be easily attached to the door or the door mounting portion.

More specifically, the adjusting screw mechanism having the above structure can be configured as follows. That is, with respect to the corresponding hinge member, a notch extending from the edge opposite to the position where the hinge shaft is located to the hinge shaft side along the plate surface direction is formed, and the adjusting screw is attached to the notch. It is arranged so that it can go in and out relatively in the depth direction. Then, a nut member as an adjusting screw screwing portion is fixed to an intermediate portion in the depth direction of the cutout portion, and the adjusting screw is screwed into this. As a result, the hinge unit can be made more compact.

Further, as a concrete mode of assembling the adjusting screw to the base portion, the following can be exemplified. That is, two cuts extending from the edge opposite to where the hinge shaft is located to the hinge shaft side along the plate surface direction are formed at predetermined intervals, and are sandwiched between the cuts in the base part. It is possible to fold up the bent portion from the plate surface of the base portion and form a screw insertion portion through which the adjusting screw is inserted in the folded portion. Then, while supporting the head of the adjusting screw at the peripheral edge of the screw insertion part, remove the self from the screw insertion part on the side opposite to the head with the folded-up part sandwiched between the legs of the adjustment screw. A stopper portion is formed to prevent it.

Next, in the overlapping portion of the corresponding hinge member and the base portion, a guide hole is formed through the corresponding hinge member side in the plate thickness direction, and correspondingly, a guide hole is formed on the base portion side. By integrally moving with the guide hole, it is possible to provide a guide member that guides relative sliding movement of the base portion and the corresponding hinge member. As a result, the corresponding hinge member can be smoothly slid.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Some embodiments of the present invention will be described below with reference to the drawings. (Embodiment 1) As shown in FIG. 1, a hinge unit 1 includes a door-side hinge member 3 and a mounting portion-side hinge member 4, each formed in a plate shape. The door-side hinge member 3 is housed in the case 50, and is fitted with the case 50 into the recess 5 formed in one of the side surfaces in the width direction of the door 2, and the screw member 51 penetrating the case 50 in the thickness direction is inserted. It is fixed by being screwed into the bottom surface of the recess 5. Here, the recess 5 is formed so as to penetrate the door 2 in the thickness direction, and
Is set to be approximately equal to the thickness of the door 2. Thus, the case 50 is configured such that both side surfaces thereof are substantially flush with the front and rear door surfaces of the door 2 when the case 50 is fitted in the concave portion 5. On the other hand, the attachment-side hinge member 4 is attached to the door frame 7 as a door attachment portion facing the side surface portion 2a of the door 2 with screws 4a or the like (FIG. 3).

Door side hinge member 3 and mounting side hinge member 4
Is formed in a vertically long rectangular shape with, for example, a steel plate,
The cylindrical door-side bearing portion 8 and the mounting portion-side bearing portion 9 are formed by rounding the overhanging portion formed to project in the width direction from the upper side or the lower side of the longitudinal edge portion. Then, the hinge shaft 13 having the stopper flange 13a at the lower end is inserted into the bearings 8 and 9 from below, and the door-side hinge member 3 and the attachment-side hinge member 4 are connected to the door 2.
Is relatively rotatably coupled in the opening and closing direction of. A cap 8a is fitted in the door-side bearing portion 8, and a receiving ring 13b made of plastic or the like is arranged between the bearing portions 8 and 9. Then, such a hinge unit 1 is attached to a plurality of locations (for example, two locations above and below) on the side surface of the door 2 as shown in FIG. 2, for example.

FIG. 3 shows the structure of the portion of the hinge unit 1 housed inside the case 50. That is,
The door side hinge member 3 (corresponding hinge member) is inserted into the inside of the slit portion 50a formed on one side surface of the case 50, and the base portion 52 is provided on the lower side in the plate thickness direction.
Are overlaid. As shown in FIG. 4 (a), the base portion 52 is formed in a plate shape from steel or the like, and in the vicinity of the center of one edge portion 52a thereof, from the edge portion 52a to the hinge shaft 13 side along the plate surface direction. The notches 53 extending are formed at two predetermined intervals. Further, as shown in FIG. 2B, the portion of the base portion 52 sandwiched by the cutout portions 53 is folded up from the plate surface of the base portion 52 to form a folded portion 54. In addition, an adjustment screw insertion portion 55 is formed in the folded-up portion 54 so as to penetrate therethrough.
Further, at a position corresponding to the folded-up portion 54, a void portion 56 penetrating the base portion 52 in the plate thickness direction is formed integrally with the adjustment screw insertion portion 55. The void portion 56 serves as a relief hole when the adjusting screw 59 (FIG. 3 or the like) is attached to the adjusting screw insertion portion 55, and a housing portion for the nut member 58 (FIG. 3 or the like) as an adjusting screw screwing portion. Also works as.

On the other hand, as shown in FIG. 5, the door side hinge member 3 is located at a position corresponding to the void portion 56 on the side of the base portion 52, from one edge portion 3a thereof toward the hinge shaft side along the plate surface direction. An extending notch 57 is formed. A nut mounting portion 57a having a width wider than that of the cutout portion 57 is provided at an intermediate portion of the cutout portion 57.
Are formed. Then, as shown in FIG. 3, a nut member 58 is fitted into the nut mounting portion 57a. As shown in FIG. 7, the nut member 58 has a lower side slightly smaller than the nut mounting portion 58 and is fitted into the nut mounting portion 58, while an upper side is a retaining portion (58a) wider than the nut mounting portion 58. There is.

Then, as shown in FIG. 3, an adjusting screw 59 is screwed into the nut member 58 in the direction along the plate surface of the base portion 52 from the side opposite to where the hinge shaft 13 is arranged. There is. The adjusting screw 59 is capable of moving in and out relative to the notch 57 formed in the door side hinge member 3 in the depth direction thereof, and the adjusting screw insertion formed in the folded-up portion 54 of the base portion 52. The head portion 59a is supported at the peripheral portion of the portion 55. Further, a flange-shaped stopper portion 59b for preventing the screw from coming out from the screw insertion portion 55 is integrally formed on the leg portion of the adjusting screw 59 on the side opposite to the head portion 59a with the folded-up portion 54 interposed therebetween. ing. Then, by rotating the adjusting screw 59, the position of the nut member 58 on the adjusting screw 59 is changed, whereby the door-side hinge member 3 is moved relative to the base portion 52 in the axial direction of the adjusting screw 52. You can slide it.

Next, as shown in FIGS. 3 and 5, at the overlapping portion of the door-side hinge member 3 and the base portion 52, the door-side hinge member 3 is pierced in the plate thickness direction and adjusted. The elongated hole-shaped guide hole 64 extending in the axial direction of the screw 59 is
It is formed at two locations on both sides of the notch 57. Further, as shown in FIG. 4, the guide member mounting holes 6 are provided at the positions corresponding to the guide holes 64 of the base portion 52, respectively.
3 are formed. Then, as shown in FIG. 7, in a state where the door-side hinge member 3 and the base portion 52 are overlapped with each other, the guide member 65 having the head portion 65a is inserted into the guide hole 64 and the guide member mounting hole 63, The guide member 65 is fixed to the base portion 52 by forming a caulking portion 65b at the end portion protruding on the opposite side. By moving the guide member 65 in the guide hole 64, the relative movement between the door-side hinge member 3 and the base portion 52 is guided, and the members 3 and 52 in the direction intersecting the sliding direction thereof are guided. Rattling is prevented or suppressed. In addition, the guide member 65
The head portion 65a of the head plays a role of preventing rattling of the members 3 and 52 in the stacking direction.

The door-side hinge member 3 and the base portion 52 which are overlapped with each other are housed in the case portion 50 shown in FIGS. The above-mentioned slit portion 50a is formed on one side surface of the case portion 50, while a driver insertion hole 50b is formed on the other side surface at a position corresponding to the adjusting screw 59, as shown in FIG. 6 (b). As shown, the driver D is inserted from here to rotate the adjusting screw 59. Further, the screw holes 50 are provided at the four corners of the case portion 50.
c is formed, and as shown in FIG. 4, screw holes 60 are also formed in the base member 52 correspondingly. Then, as shown in FIG. 7, the base member 52, the door side hinge member 3, and the case portion 50 are fixed to the door 2 by penetrating these screw holes 50 c and 60 and screwing the screw member 51 into the recess 5. To be done. The case portion 50
The base member 52 and the base member 52 are formed with screw holes 60d and 61 for connecting them with screws 66, respectively.

The operation of the hinge unit 1 will be described below. That is, as shown in FIG. 9, by inserting the driver D from the driver insertion hole 50b (FIG. 6 etc.) of the case 50 and rotating the adjusting screw 59, as shown in FIG. 6, a nut member screwed into this. 58 is an adjusting screw 59
The door-side hinge member 3 also moves upward relative to the nut member 58.
Together with it, it moves relative to the base portion 52. Here, as shown in FIG. 1, since the mounting portion side hinge member 3 is fixed to the door frame 7, as shown in FIG. 9, the fixed mounting portion side hinge member 3 and the door frame. 7, the door 2 moves in the front-rear direction together with the base portion 52, and the position of the door 2 is adjusted. When the rotation of the adjusting screw 59 is stopped, the door-side hinge member 3 stops its relative movement with respect to the base portion 52 and holds its position, and the door 2 is also positioned there with respect to the door frame 7. For example, door 2
When there is a gap g between the door frame 7 and the stopper portion 7a (see FIG. 2) formed on the inner peripheral surface of the door frame 7, the adjustment screw 5
It is sufficient to rotate 9 to move the door 2 in the direction in which the gap g is reduced, and stop the rotation of the screw when the gap g is eliminated.

Here, in FIG. 2, the amount of advance and retreat of the door side hinge member 3 by the upper and lower hinge units 1 can be different. Thereby, the upper part and the lower part of the door 2 can be advanced and retracted by different distances, respectively, and can be tilted in the front-back direction. For example, as shown in FIG. 16, even when the gap g is generated only in the upper portion of the stopper portion 7a, the gap g can be eliminated by inclining the door 2 by the above method.

Further, as shown in FIG.
It is also possible to form a concave portion 50e on the side surface portion and form a female screw hole 50f as an adjusting screw screwing portion penetrating the side surface portion on the bottom portion thereof, and to screw the adjusting screw 59 into the female screw hole 50f. Two flange portions 59d are formed at the tip of the adjusting screw 59 protruding inward of the case portion 50, and the folded-up portion 3b of the door-side hinge member 3 is provided between them.
The adjustment screw 59 is rotatably coupled to the door-side hinge member 3 by being fitted with the adjustment screw insertion portion 3c formed therein, and can be moved forward and backward integrally therewith. In addition, 3d formed on the door side hinge member 3 has an adjusting screw 59
Is a relief hole for attaching the adjusting screw insertion portion 3c. On the other hand, the base portion 2 can also be provided on the mounting portion side hinge member 4 side, and in this case, the mounting portion side hinge member 4 is made a corresponding hinge member and slid relative to the base portion 2.

(Embodiment 2) Hinge unit 1 shown in FIG.
In 51, the door-side hinge member 3 side is configured exactly as in the first embodiment and is attached to the door 2. On the other hand, a mounting portion side sleeve 10 which is slidable in the axial direction is inserted inside the mounting portion side bearing portion 9, and the hinge shaft 13 is provided inside thereof.
Are inserted from above. Also, the mounting side sleeve 1
A flange portion 11 having an outer diameter substantially equal to the outer diameter of the mounting portion side bearing portion 9 is formed on the upper end side of 0. This flange portion 11 is provided with the cap 1 together with the upper end side of the mounting portion side bearing portion 9.
7, the hole 17a is formed on the upper surface thereof to allow the hinge shaft 13 to enter the bearing portion 9. Then, the upper surface side of the flange portion 11 supports the lower edge portion 8b of the door side bearing portion 8 via the cap 17.

Next, as shown in FIG. 12 (a), a recess 10c is formed on the bottom surface side of the mounting portion side sleeve 10, and a contact plate 12 made of metal or the like is fitted therein. On the other hand, as shown in FIG. 11, on the lower end side of the bearing portion 9, a female screw member 15 is inserted into the bearing portion 9 from below, and a flange portion 15a formed on the lower end side thereof is welded to the bearing portion 9. It is fixed by etc. And
The female screw member 15 is formed with a female screw hole 14 as a vertical adjusting screw screwing portion along the axial direction of the hinge shaft 13, and a vertical adjusting screw 16 is screwed from the lower side.

The vertical adjustment screw 16 changes its screwing amount in the axial direction of the hinge shaft 13.
The relative position in the up-down direction with respect to the mounting portion side bearing portion 9 is changed. The stroke for changing the position is determined according to the length of the formed vertical adjustment screw portion 16. Then, the vertical adjustment screw 16 moves up and down by moving up and down with the tip end side in contact with the bottom portion of the mounting portion side sleeve 10. Then, the flange portion 11 of the sleeve 10 moves the door-side bearing portion 8 up and down while sliding the cap 17 upward. Where the hinge shaft 13
The amount of entry into the sleeve 10 is always constant, but the position of the flange portion 11 serving as a vertical adjustment stopper portion changes in accordance with the amount of screwing of the vertical adjustment screw 16, whereby the hinge shaft 13 on the door side. The amount of entry into the bearing part 8 changes,
It is possible to vertically adjust the position of the door side hinge member 3, that is, the door 2.

Returning to FIG. 11, a guide rib 10a that fits into the groove 9a of the bearing 9 and a plurality of auxiliary ribs 10b are formed on the outer surface of the mounting portion side sleeve 10 along its axial direction. . The guide ribs 10 a guide the slide of the mounting portion side sleeve 10 in the bearing portion 9 and prevent the mounting portion side sleeve 10 from rotating relative to the bearing portion 9. Further, the auxiliary rib 10b suppresses the rattling of the mounting portion side sleeve 10 in the radial direction due to the frictional force between the auxiliary rib 10b and the inner surface of the bearing portion 9.

Next, the hinge shaft 13 is slidably inserted into the bearing 8 on the door side in the axial direction thereof.
A stopper flange 18 is formed on the upper end of the hinge shaft 13, and by hitting the upper end of the door side bearing portion 8, the slide limit of the hinge shaft 13 to the lower side is defined. When the hinge shaft 13 is slid to the lower limit position, the hinge shaft 13 protrudes from the lower end of the door side bearing portion 8 by a predetermined length and is inserted into the mounting portion side sleeve 10. Also, the hinge shaft 13
By sliding upward, the length of the protruding portion from the door side bearing portion 8 is reduced. The stopper flange 18
The lower surface side of the taper surface 18a protruding on the central axis side
Therefore, when the hinge shaft 13 is pushed to the lower limit position, a slight gap is formed between the stopper flange 18 and the door side bearing portion 8 so that the stopper flange 18 can be easily moved up and down by a finger or the like. are doing.

Further, as shown in FIG. 12A, a sleeve positioning rib 19 is formed in the middle of the hinge shaft 13 along the circumferential direction, and the rib 19 and the stopper flange 1 are provided.
A door-side sleeve 20 made of plastic or the like and formed in a cylindrical shape is fitted from the outside between 8 and 8. As shown in FIG. 13C, the door-side sleeve 20 is formed with a slit 21 extending from the outer surface to the inner surface thereof on one side in the axial direction, and the slit 21 is further formed. On the opposite side, a folded portion 22 is formed along the axial direction. Then, as shown in (a) and (b) of the same drawing, the door-side sleeve 20 is applied to the hinge shaft 13 from a direction intersecting the axial direction in a state where the door-side sleeve 20 is opened to both sides from the cut 21 at the folded portion 22. Then, by closing again as shown in (c), the hinge shaft 13 is mounted. Here, a claw portion 23 is formed on one side of the door-side sleeve 20 across the cut 21, and a claw engaging portion 23a corresponding to the claw portion 23 is formed on the other side. Are engaged with each other, the door-side sleeve 20 maintains its closed state as shown in (c).

As shown in FIG. 13A, from the lower end side of the door side sleeve 20, two notches 24 are formed along the axial direction.
Are formed to have a predetermined length, and a portion sandwiched between the cutouts 24 is an elastic claw portion 25. FIG.
As shown in (a), the tip of this elastic claw portion 25 is
The shaft side engaging portion 26 is formed so as to project to the outside. The door-side sleeve 20 is inserted in the door-side bearing portion 8 in a state where the shaft-side engaging portion 26 is fitted in the groove portion 8a while being attached to the hinge shaft 13, and the shaft-side engaging portion 26 is in the groove portion. 8a
And slides in the door side bearing portion 8 together with the hinge shaft 13 while being guided by. On the other hand, a bearing side engagement portion 27 is formed on the upper end side of the groove portion 8a, and when the hinge shaft 13 slides upward, the shaft side engagement portion 26 is formed as shown in FIG. 12 (b).
By engaging with, the upper limit of sliding of the hinge shaft 13 is defined. That is, the shaft side and bearing side engaging portions 26 and 27 form a stopper mechanism.
An inclined surface 26a is formed on the lower portion of the outer surface of the shaft side engaging portion 26 as shown in FIG. When the hinge shaft 13 with the door-side sleeve 20 attached thereto is inserted into the door-side bearing portion 8, the slope 26a abuts the bearing-side engaging portion 27 from above and the elastic claw portion 25 slightly elastically moves inward. The shaft-side engaging portion 26 is deformed, gets over the bearing-side engaging portion 27, and moves downward. Then, the elastic claw portion 25 elastically returns to bring the shaft side engaging portion 26 and the bearing side engaging portion 27 into the engaged state.

In FIG. 12 (b), the hinge shaft 13 is arranged so that the lower end side thereof does not project from the door side bearing portion 8 when it is slid to the upper limit position. Joint part 26 (or bearing side engaging part 2
By changing the formation position of 7), as shown in FIG.
Can be configured so as to protrude by a predetermined length h '.

Of the actions of the hinge unit 151,
Differences from the hinge unit 1 of the first embodiment will be described. First, as shown in FIG. 12B, the hinge shaft 13 is slid to the upper limit position with respect to the door side bearing portion 8. Here, in FIG. 2, the hinge unit 1 attached to the upper portion of the door 2 is of the type shown in FIG. 12, that is, the hinge shaft 13 does not project from the bearing portion 8 at the upper limit position. Side hinge unit 151
14 is of the type shown in FIG. 14, that is, the hinge shaft 13 projects a predetermined length h ′ at the upper limit position. Regarding the usage method, first, in the lower hinge unit 151, by inserting the tip end portion of the protruding hinge shaft 13 into the mounting portion side bearing portion 9, the hinge shaft 13
Positioning is performed with respect to the mounting portion side bearing portion 9. And
In this state, in the upper hinge unit 1, the lower surface of the door side bearing portion 8 and the upper surface of the mounting portion side bearing portion 9 are aligned,
The door 2 can be easily attached to the door frame 7 by pushing the hinge shafts 13 of both hinge units 151 downward and sliding them.

Next, as shown in FIG. 15, in the hinge unit 151, the vertical position of the door 2 can be adjusted. That is, when the vertical adjustment screw 16 at the bottom of the mounting portion side bearing portion 9 is rotated, the tip end side thereof abuts on the bottom portion of the mounting portion side sleeve 10 to move it, thereby raising or lowering it. Then, the flange portion 11 of the sleeve 10
However, the position of the door 2 in the vertical direction is adjusted by moving the door-side bearing portion 8 up and down while sliding the cap 17 upward. This adjustment can be performed with the door removed. Here, FIG. 15A shows a state where the sleeve 10 is lowered to the lower limit position, and FIG. 15B shows a state where the sleeve 10 is raised to the upper limit position.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a hinge unit according to a first embodiment.

FIG. 2 is a perspective view showing an example of attachment of a hinge unit to a door.

FIG. 3 is a front view showing the hinge unit of FIG. 1 together with an internal structure.

FIG. 4 is a front view and a side view of a base portion.

FIG. 5 is a front view of a door-side hinge member.

FIG. 6 is a sectional view taken along line AA of FIG. 3;

FIG. 7 is a sectional view taken along line BB of FIG.

FIG. 8 is a front view, a side view, and a CC cross-sectional view of a case portion.

FIG. 9 is an explanatory view of the operation of the hinge unit according to the first embodiment.

FIG. 10 is a front sectional view showing a modified example of the adjusting screw mechanism and a side view of a door side hinge member.

FIG. 11 is an exploded perspective view showing an example of a hinge unit according to a second embodiment.

FIG. 12 is a front sectional view showing the internal structure of the hinge unit of FIG. 11 together with its operation.

FIG. 13 is an explanatory view showing the structure of the door side sleeve together with its action.

14 is a front cross-sectional view showing a modified example of the structure shown in FIG.

FIG. 15 is a front cross-sectional view showing the upper limit position and the lower limit position of the hinge shaft when the position of the hinge shaft is adjusted by the vertical adjustment screw.

FIG. 16 is an explanatory diagram showing a state in which a gap is generated between the door and the stopper portion of the door frame due to the deformation of the door frame.

[Explanation of symbols]

 1 Hinge Unit 2 Door 3 Hinge Member on Door Side 4 Hinge Member on Mounting Side 52 Base Part 53 Notched Part 54 Folded and Raised Part 55 Adjusting Screw Inserting Part 57 Notch 58 Nut Member (Adjusting Screw Threading Part) 59 Adjusting Screw 59a Head Part 59b Stopper part 64 Guide hole 65 Guide member

Claims (6)

[Claims] 1. A hinge unit for opening and closing the door with respect to a door mounting portion on either side in the width direction of the door, the door side hinge member being attached to the door side, and the door. A mounting part side hinge member to be mounted on the mounting part side, a hinge shaft coupling the door side hinge member and the mounting part side hinge member so as to be relatively rotatable in the opening and closing direction of the door, and a side surface of the door. At least one of the facing surface of the door mounting portion or the side surface of the door that faces the door mounting portion, and the front-back direction of the door as an adjustment direction, at least one of the door side hinge member and the mounting portion side hinge member (hereinafter, (Corresponding hinge member) is slidably coupled in its adjusting direction, and a base portion is provided over the base portion and the corresponding hinge member, and the corresponding hinge member with respect to the base portion. Hinge units comprising the, and adjusting screw mechanism for holding the position with advancing and retreating in the direction of adjustment. 2. The adjusting screw mechanism is provided to the corresponding hinge member integrally with the adjusting screw screwing portion, and is fixedly fixed to the base portion to fix the adjusting screw screwing portion. The hinge unit according to claim 1, further comprising an adjusting screw screwed with the hinge unit. 3. The corresponding hinge member is formed in a plate shape, the hinge shaft is arranged along an edge of the corresponding hinge member, and the base part is formed in a plate shape overlapping with the hinge shaft. 3. The hinge unit according to claim 2, wherein the hinge unit is screwed into the adjusting screw screwing portion from the side opposite to the position where the hinge shaft is located in the direction along the plate surface of the base portion. 4. The corresponding hinge member is formed with a notch extending from the edge opposite to the position where the hinge shaft is located to the hinge shaft side along the plate surface direction, and the adjusting screw is It is possible to relatively move in and out of the cutout portion in the depth direction, and a nut member as the adjusting screw threaded portion is fixed to an intermediate portion of the cutout portion in the depth direction, and the adjustment member is fixed to the nut member. The hinge unit according to claim 3, wherein the screws are adapted to be screwed together. 5. The base portion is provided with two notches extending at predetermined intervals from an edge portion on the side opposite to where the hinge shaft is located along the plate surface direction toward the hinge shaft side. A portion of the base portion sandwiched by the notches is folded up from the plate surface of the base portion, and a screw insertion portion through which the adjusting screw is inserted is formed in the folded portion, and the screw insertion portion is formed. The head portion of the adjusting screw is supported at the peripheral portion of the insertion portion, and the leg portion of the adjusting screw is located on the opposite side of the head portion with the folding portion sandwiched between itself and from the screw insertion portion. The hinge unit according to claim 3 or 4, further comprising a stopper portion that prevents the stopper from coming off. 6. A guide hole formed in the overlapping portion of the corresponding hinge member and the base portion by penetrating the corresponding hinge member side in the plate thickness direction, and integrally formed with the guide hole on the base portion side. 6. A guide member, which is provided on a guide member and which guides relative sliding movement of the base portion and the corresponding hinge member by moving in the guide hole. Hinge unit.