JPH11190165A - Door closer and door closer installing tool and method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To install one kind of door closer on plural doors having machine screw holes bored at various intervals by arranging installing members on a main body fixing plate so that a separate distance between mutual installing holes can be freely set. SOLUTION: Installing members 11 are formed so as to be gripped by sandwiching a main body fixing plate 10 by the holding part 14a of an installing plate 14 and an auxiliary plate 15. A pair of left/right installing members 11 and 11 can be mutually contacted/separated by engaging an adjusting machine screw 16 to connect the installing plate 14 and the auxiliary plate 15 with an of long hole 12 to be installed on the main body fixing plate 10 so that a separate distance distance P between installing holes 17 and 17 can be freely set. The installing members 11 can restrain a lengthwise directional movement by allowing the end surface 11a to abut to both end step parts 13 of the main body fixing plate 10 so that the installing holes 17 are positioned on the lateral directional outside of a door closer main body 1 when the end surface 11a abuts to the step parts 13. That is, a maximum value of the separate distance P between the installing holes 17 and 17 is set larger than the length of the door closer main body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door closer to be used by being attached to a door, a door closer attaching method for attaching the door closer to a door, and a door closer attaching method, and more particularly to a door closer that can be attached to various kinds of doors. It is about.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 12 and 13, a door closer main body 51 attached to a door 30 and a bracket 5 attached to a fitting mounting frame 35 are shown in FIGS.
And a link mechanism 53 having one end rotatably connected to the door closer main body 51 and the other end rotatably connected to the bracket 52, and a back surface 51a of the door closer main body 51. The main body fixing plate 54 for mounting the door closer main body 51 to the door 30 is housed and mounted in the concave portion 51b.

The body fixing plate 54 is provided with a mounting hole 55 for mounting the door closer body 51 to the door 30, and the mounting hole 55 is provided on the door 3 as shown in FIG.
It is provided at a position corresponding to a pair of screw holes 31 formed on the left and right. That is, a pair of left and right mounting holes 5
The distance P between the pair 5 and 55 is set to match the hole interval L between the pair of left and right screw holes 31 of the door 30.

Such a door closer is provided with a screw hole 3 of a door 30.
1 by fixing the position of the mounting hole 55 of the main body fixing plate 54 to the door 30 and fixing the main body fixing plate 54 to the door 30, and attaching the door closer main body 51 to the main body fixing plate 54. It is fixed to 30 and used.

[0005]

However, a pair of left and right screw holes 31, 31 of the door 30, as shown in FIG. 13, are formed in accordance with the type of the door closer to be mounted. Is different depending on the type of the door 30, while the conventional door closer is
Separation distance P between left and right mounting holes 55 of body fixing plate 54
Is constant, as shown by the two-dot broken line in FIG.
0 screw holes 31, 31 and the hole interval L 2 between the mounting holes 55, 55.
Is different from the separation distance P of the
0, so that the door closer 51 cannot be
There was a problem that it could not be attached to.

Further, the door closer 51 is intentionally moved to the door 3.
In order to mount the door 30 on the door 30, it is necessary to newly form a screw hole 31 in the door 30, but since the mounting operation is extremely complicated, generally, a door closer corresponding to the screw hole 31 of the door 30 must be prepared. . In this case, since the door closer main body 51 is the most noticeable part in appearance, a small type of the door closer main body 51 is desirable for a user as much as possible.

However, as shown in FIG. 13, when the distance L2 between the screw holes 31, 31 of the door 30 is larger than the distance P between the mounting holes 55, 55, that is, when the distance L2 between the screw holes 31, 31 is the door closer. If the length is longer than the left and right lengths of the main body 1, the door closer 51, which is longer than the door closer 51 to be mounted, must be mounted.

Such a problem often occurs when the door closer main body 51 is directly attached to the door 30 without using the main body fixing plate 54, unlike the type shown in FIG.

That is, in the door closer of the type shown in FIG. 14, the door closer main body 51 extends to both left and right sides, and the two thin portions are provided with mounting holes having a separation distance P2 corresponding to the hole interval L2 of the door 30. Since a door closer of this type is attached to the door 30 to which the door closer of this type has been attached, a larger door closer main body 51 is attached when the door closer of the type accommodating the main body fixing plate 54 is attached. The need arises.

In any case, the conventional door closer is a dedicated product that can be attached only to the screw holes 31 with one kind of hole interval L, and is very poor in versatility.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and provides a highly versatile door closer which can be attached to a plurality of types of doors by enabling the separation distance of an attachment hole to be freely set. The task is to provide.

[0012]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a door closer according to the present invention comprises a door closer main body 1 and a main body fixing plate 10 detachable from the door closer main body 1. , A pair of mounting members 11, 11 having mounting holes 17.
1, 11 are provided with mounting holes 17,
17 is provided so that the separation distance P can be freely set.

In the door closer according to the present invention, the pair of mounting members 11, 11 are provided on the main body fixing plate 10 so that the distance P between the mounting holes 17, 17 can be freely set. The mounting member 11 can be mounted on the door by setting the distance P between the mounting holes 17 and 17 to the distance between the screw holes formed in the door. The door closer main body 1 is mounted on the main body fixing plate 10, and the door closer main body is mounted. 1 can be attached to the door. Therefore, it is possible to attach a single type of door closer to a plurality of doors having screw holes formed at various intervals.

In particular, according to the second aspect, the concave portion 1 capable of accommodating the main body fixing plate 10 on the back surface 1a of the door closer main body 1.
By providing the b, the main body fixing plate 10 can be accommodated in the door closer main body 1 and attached with the amount of protrusion from the door to the front surface of the door closer main body 1 suppressed.

Moreover, the mounting member 11 is the door closer body 1
When the door closer body 1 is mounted on the door, the mounting hole 17 is provided so that the mounting hole 17 can be set outside the mounting hole 17.
As a result, the door closer 1 is located outside the door closer main body 1, so that the length of the door closer main body 1 can be made shorter and shorter than the interval between the screw holes formed in the door.

Therefore, the mounting hole 17 is set on the outside of the door closer main body 1 also on the door where the door closer of the type in which the mounting hole 55 is formed in the door closer main body 51 as shown in FIG. The door closer body 1 capable of accommodating the fixing plate 10 in the recess 1b can be mounted inside the screw holes.

Further, the main body fixing plate 1 according to the third aspect of the present invention.
0 and a mounting member 11 is attached to the long hole 1.
By being provided movably along 2, the position of the mounting hole 17 can be changed along the elongated hole 12 so that the separation distance P can be adjusted even more accurately. By forming the mounting member 11 so that the main body fixing plate 10 can be gripped, it is possible to adjust the separation distance P in a state where the mounting member 11 holds the main body fixing plate 10 and maintains the posture in parallel. After the adjustment is completed, the main body fixing plate 10 can be firmly gripped and fixed.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, 1 is a door closer main body fixed to a door, 2 is a bracket having a fitting mounting hole 2a drilled for mounting on a fitting mounting frame, and 3 is rotatably connected at one end to the door closer main body 1. The other end is a link mechanism rotatably connected to the bracket 2.

A concave portion 1b is formed on the back surface 1a side of the door closer main body 1, and one end side of the concave portion 1b has
The pin 5 is fixed.

Numeral 4 is a door closer attachment which can be detachably attached to the rear surface 1a of the door closer main body 1. As shown in FIG. 2, the door closer attachment 4 has both ends 10a and 10b bent toward the front surface 10c. And a pair of left and right mounting members 11 having a pair of mounting holes 17 for mounting to a door.

The main body fixing plate 10 is provided so that one end 10a can be engaged with the pin 5 and the other end 10b can be screwed to the door closer main body 1 with a screw 6. The main body fixing plate 10 is a door closer main body. 1, the rear surface 10d is formed to be substantially the same as the rear surface 1a of the door closer main body 1. That is, the recess 1b of the door closer main body 1 is formed so as to be able to accommodate the main body fixing plate 10.

Reference numeral 12 denotes a long hole formed in the main body fixing plate 10 in the longitudinal direction.
The two left and right mounting members 11 are provided in the long hole 12 so as to be movable in the longitudinal direction.

More specifically, as shown in FIGS. 2 to 4, the mounting member 11 is located on the back surface 10d side of the main body fixing plate 10 and has a pair of screw holes 18, 18 formed therein.
4, and an auxiliary plate 15 which is located on the front surface 10c side of the main body fixing plate 10 and has a pair of round holes 15a formed therein.
The mounting plate 14 is provided with a pair of mounting holes 17 for mounting to a door, and the mounting hole 17 has a head of the fixing screw when mounted on the door via a fixing screw. It is formed so as not to protrude from the front surface of the mounting plate 14.

The mounting plate 14 and the auxiliary plate 15 are screwed from a pair of round holes 15a, 15a of the auxiliary plate 15, and the main body fixing plate 10 is adjusted by adjusting screws 16, 16 passing through the elongated holes 12, 12. The main body fixing plate 10 is attached so as to be able to move freely in the longitudinal direction of the main body fixing plate 10 along the long hole 12, and the adjusting screw 16 is attached to the mounting plate 14.
The main body fixing plate 10 is provided so as to be able to be fixed by being screwed strongly.

FIG. 3 shows one end of the mounting plate 14.
The holding portion 14 is bent in a substantially U-shape in cross section as shown in FIG.
a is formed, and the holding portion 14a is
The main body fixing plate 10 and the auxiliary plate 15 are formed so as to be fitted between b and 14b.

That is, the mounting member 11 is formed so as to be grippable so that the main body fixing plate 10 is sandwiched between the holding portion 14a of the mounting plate 14 and the auxiliary plate 15, and the holding portion 14a
Side walls 14b, 14b are formed to abut against the main body fixing plate 10 to suppress the inclination of the main body fixing plate 10 with respect to the mounting member 11.

Thus, the pair of right and left mounting members 11, 1
1 is an adjustment screw 16 for connecting the mounting plate 14 and the auxiliary plate 15
Are attached to the main body fixing plate 10 so that they can come into contact with and separate from each other by engaging with the elongated holes 12 so that the distance P between the mounting holes 17 can be freely set.

Moreover, the mounting member 11 is configured such that the end surface 11a abuts against the step portions 13 at both ends of the main body fixing plate 10 so that movement in the longitudinal direction can be restrained. It is configured such that the mounting hole 17 is located outside the door closer main body 1 in the left-right direction when contacted. That is, the maximum value of the separation distance P between the mounting holes 17 is larger than the length of the door closer body 1.

Next, a method of attaching the door closer constructed as described above to the door 30 will be described. First, as shown in FIG.
And a pair of right and left mounting plates 14 and 14 are fixed to the door 30 using fixing screws 32. In this state, the mounting holes 17, 17 of the pair of left and right mounting plates 14, 14 are provided.
Is the hole interval L between the left and right screw holes 31, 31 of the door 30.

Then, the main body fixing plate 10 is fitted between both side walls 14b, 14b of the holding portion 14a of the mounting plate 14, and the auxiliary plate 15 is temporarily fixed to the mounting plate 14 by adjusting screws 16 to hold the main body fixing plate 10. Let it.

In this state, the position at which the door closer body 1 is to be mounted is adjusted by moving the body fixing plate 10 in the direction of arrow C (left and right directions) in FIG. At this time, since the main body fixing plate 10 can be freely moved along the long hole 12, fine and accurate position adjustment can be performed. Further, since the main body fixing plate 10 is gripped by the mounting member 11, The fixing plate 10 can be easily adjusted without dropping during the movement. Furthermore, both side walls 14 of the holding portion 14a of the mounting plate 14
By contacting the upper and lower ends of the main body fixing plate 10 with the upper and lower ends of the main body fixing plate 10, the side walls 14b and 14b serve as guides for movement and suppress the inclination of the main body fixing plate 10. It can be adjusted accurately while maintaining it.

After adjusting the position of the main body fixing plate 10 to determine the position in this manner, the adjusting screw 16 is strongly screwed in, and the main body fixing plate 10 is sandwiched and fixed between the auxiliary plate 15 and the mounting plate 14. Then, the attachment of the door closer attachment 4 is completed.

Then, as shown in FIG. 7, one end 10a side of the main body fixing plate 10 is engaged with the pin 5 of the door closer main body 1, and the main body fixing plate 10 is stored in the concave portion 1b.
The other end 10b side of the door closer body 1
And the attachment of the door closer body 1 to the door 30 is completed.

As described above, when the door closer main body 1 is attached, the main body fixing plate 10 is housed in the recess 1b of the door closer main body 1, and the door closer main body 1 and the door 3 are closed.
Only the mounting plate 14 is interposed between 0 and 0, and the mounting dimension (projection amount) of the door 30 in the thickness direction can be suppressed.

The mounting member 11 has mounting holes 17, 17.
Can be freely set, so that even screw holes 31 other than the above-mentioned hole interval L can be attached.

That is, even when the hole interval L is shorter than the above case (hole interval L1) or long (hole interval L2), it can be easily mounted as shown in FIGS. You can.

In particular, in FIG. 9, both mounting members 11,
11 is separated outward, and the mounting hole 17 is positioned outside the door closer main body 1.
Can be attached even when the hole interval L2 between the screw holes 31 of the door 30 is longer than the left and right lengths of the door 30.

That is, the door closer fixture 4 has the mounting hole 1
7 is configured to be located outside the door closer main body 1, so that the length of the door closer main body 1 can be shorter than the hole interval L2 of the screw hole 31.

As described above, since the distance P between the mounting holes 17 can be freely set in the door closer mounting device 4, the door closer mounting device 4 corresponds to the hole intervals L, L 2, L 3 of the various screw holes 17. Becomes possible. In addition, it can be attached to a door 30 having screw holes 31 with various hole intervals L other than the hole intervals L, L2 and L3 as described above.

In this embodiment, only the attachment member 11 is first attached to the door 30. However, the attachment member 11 is fixed to the door 30 in a state where the attachment member 11 is attached to the main body fixing plate 10, and the door closer is opened. The attachment 4 may be attached to the door 30.

Further, in the above embodiment, the mounting plate 14 is provided with the side walls 14b, 14b, and the main body fixing plate 10 is guided by the side walls 14b, 14b, thereby suppressing the inclination of the main body fixing plate 10. However, various things other than this structure can be adopted. For example, the mounting plate 14 may be provided with an engagement portion that engages with the long hole 12 of the main body fixing plate 10. That is, as shown in FIGS. 10 and 11, an engagement protrusion 20 is provided as an engagement portion to engage with each of the long holes 12.
Can be easily positioned in the vertical direction between the main body fixing plate 10 and the mounting plate 14 and can also serve as a guide when the main body fixing plate 10 moves. Further, when the reinforcing plate 15 is temporarily fixed to the mounting plate 14,
This engaging projection 20 can also be used as a mark.
In addition, since the engaging projection 10 is provided, there is no need to provide the side wall 14b, and there is an advantage that a highly accurate bending step is not required.

As shown in FIG. 10 and FIG.
It is also possible to provide a plurality of sets of mounting holes 17 in 4. In this embodiment, two mounting holes 1 separated vertically by a certain distance
A total of three mounting positions can be selected with one set of 7, 17 as a set. That is, a set of mounting holes 17a, 17a,
b, 17b, and 17c, 17c,
Both mounting plates 14, 14 are symmetrical. Therefore, it is possible to adjust the mounting position in the vertical direction,
The versatility is further improved.

Furthermore, since the upper and lower ends of the main body fixing plate 10 are bent to the front side along the longitudinal direction, and the bent portions 21 and 21 function as ribs, the bending strength in the longitudinal direction is improved. Can be done.

Further, in the above-described embodiment, the door closer mounting member 4 has been described in which the mounting member 11 is formed so as to be movable along the elongated hole 12, but the configuration of the door closer mounting member 4 is not limited to this. The present invention is not limited to this. For example, a plurality of screw holes are provided in the longitudinal direction of the main body fixing plate 10, and the mounting member 11 is screwed into the screw holes to set the separation distance P between the mounting holes 17. Is also good.
However, by being configured to be movable along the long hole 12, there is an advantage that the adjustment of the separation distance P can be set more freely, and the versatility of attachment to the door 30 is enhanced.

Further, the door closer main body 1 has been described as a structure capable of accommodating the main body fixing plate 10, but the door closer main body 1 can also correspond to a door closer in which the mounting hole 17 is formed in the door closer main body 1.

[0046]

As described above, in the door closer according to the present invention, the mounting member can be fixed to the door by freely setting the separation distance of the mounting hole. Accordingly, there is no need to prepare various types of door closers, and a single type of door closer can be attached to various doors, and the versatility is extremely high. Furthermore, there is no need to newly drill a screw hole in the door at the time of mounting, and there is an effect that the mounting operation can be performed extremely efficiently.

In particular, by providing a recess capable of accommodating the main body fixing plate on the back surface of the door closer main body, the amount of protrusion of the door in the thickness direction when the door closer main body is mounted can be suppressed. In addition, since the mounting member is configured such that the mounting hole can be set outside the door closer main body, the door closer main body can be made shorter and smaller than the hole interval between the screw holes of the door.

Further, by providing the mounting member so as to be movable along the long hole as described in claim 3, the separation distance can be further finely and accurately adjusted, so that the mounting member can be mounted at a desired mounting position. In addition, by holding the main body fixing plate by the mounting member, the position of the main body fixing plate can be easily adjusted, and the door closer can be tilted and installed in parallel without being attached to the door. As a result, the main body fixing plate can be firmly fixed, so that sufficient mounting strength of the door closer main body can be obtained.

[Brief description of the drawings]

FIG. 1 is a plan view including a partial cross section showing a door closer according to an embodiment of the present invention.

FIGS. 2A and 2B show a main part of a door closer according to an embodiment of the present invention, wherein FIG. 2A is a plan view and FIG.

FIG. 3 is a diagram illustrating a main part of the door closer according to the embodiment;
(B) AA sectional drawing.

FIG. 4 is a diagram showing a main part of the door closer according to the embodiment;
(B) BB sectional drawing.

FIG. 5 shows a use state of the door closer of one embodiment,
(A) is a front view before the mounting plate is mounted, and (B) is a front view after the mounting.

FIG. 6 is an exemplary front view showing a use state of the door closer according to the embodiment;

FIG. 7 is a plan view including a partial cross section showing a use state of the door closer of one embodiment.

FIG. 8 is a front view showing a use state of the door closer of one embodiment.

FIG. 9 is an exemplary front view showing a use state of the door closer according to the embodiment;

FIG. 10 is a front view showing a main part of a door closer according to another embodiment.

11 is an end view taken along the line SS in FIG. 10;

FIG. 12 is a plan view including a partial cross section showing a conventional door closer.

FIG. 13 is a front view showing a use state of a conventional door closer.

FIG. 14 is a front view showing a conventional door closer.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Door closer main body, 1a ... Back side, 1b ... Concave part, 2 ...
Bracket, 2a ... fitting mounting hole, 3 ... link mechanism, 4 ...
Door closer mounting device, 5 pin, 6 screw, 10 body fixing plate, 10 c front surface, 10 d back surface, 11 mounting member, 11 a end surface, 12 long hole, 13 step portion, 14 mounting plate, 14a: holding portion, 14b: side wall, 15: auxiliary plate,
16 adjustment screw, 17 mounting hole, 18 screw hole, 30
Door, 31: screw hole, 32: fixing screw, 35: fitting frame, P: separation distance, L: hole interval,

Claims (6)

[Claims] A door closing body (1), a body fixing plate (10) detachable from the door closer body (1), and a pair of mounting members (11, 11) having mounting holes (17); The pair of mounting members (11, 11) are provided on the main body fixing plate (10) so as to be able to freely set a distance (P) between the mounting holes (17, 17). Door closer. 2. The back (1) of the door closer body (1).
a) is provided with a concave portion (1b) capable of accommodating the main body fixing plate (10), and furthermore, the mounting member (1) is provided.
2. The door closer according to claim 1, wherein 1) is provided so that the mounting hole can be set outside the door closer body 1. 3. 3. An elongated hole (1) is provided in said main body fixing plate (10).
2) is drilled, and the mounting member (11)
The door closer according to claim 1 or 2, wherein the door closer is provided so as to be movable along the elongated hole (12). 4. The mounting member (11) is formed so as to be able to grip the main body fixing plate (10).
The door closer according to any one of the above. 5. A body fixing plate (10) detachable from a door closer body (1), and a pair of mounting members (11, 11) having mounting holes (17), wherein the pair of mounting members (1) is provided.
Door closers (1, 11) are provided on the main body fixing plate (10) so that the distance (P) between the mounting holes (17, 17) can be freely set. 6. A pair of mounting members (11, 1) by aligning the mounting hole (17) with the screw hole (31) of the door (30).
1) Attach the door (30) to the door closer body (1)
A main body fixing plate (10) detachably attached to the mounting member (1).
A door closer mounting method comprising: adjusting the position of the door closer to the mounting member; fixing the mounting member to the mounting member; and mounting the door closer main body to the main body fixing plate.