JP5006094B2 - Handle mounting structure - Google Patents

Description

  The present invention relates to a handle mounting structure for an opening / closing body such as a door used in a building.

  Conventionally, indoor and outdoor handles for opening and closing the doors are provided on both the inside and outside of a door of a building or the like, and these indoor / outdoor handle attachment portions are arranged on the same axis (for example, Patent Document 1). reference).

  When the handles are attached to both the inside and outside of the door 100, as shown in FIG. 13A, the handle attaching portion 104 of the outdoor handle 102 and the inner core metal 106 are fastened together with bolts 107 across the door 100. And fixed to the door 100.

As shown in FIG. 13 (b), the handle attaching portion 105 of the indoor handle 103 is provided with a hollow portion 111 at the tip, and this hollow portion 111 is fitted to the outer periphery of the inner core metal 106. Is done. A pair of through holes 112 are formed in the peripheral direction of the hollow portion 111 in the horizontal direction. Then, the indoor handle 103 is fixed to the door 100 via the inner core metal 106 by fastening the fixing screw 113 penetrating each through hole 112 to the female screw 114 formed on the peripheral wall of the inner core metal 106. Yes.
JP 2004-197416 A

  However, in the above conventional handle mounting structure, when the indoor handle 103 is fixed to the inner cored bar 106, the through hole 112 of the hollow portion 11 of the indoor handle 103 and the female screw 114 of the inner cored bar 106 are mutually connected. Must match exactly. Specifically, if the internal thread 114 of the inner core bar 106 does not face the horizontal direction so as to correspond to the through hole 112 of the hollow portion 111, when the indoor handle 103 is externally fitted to the inner core bar 106, The through hole 112 of the indoor handle 103 and the female screw 114 of the inner core metal 106 do not match, and the fixing screw 113 cannot be fastened.

  Further, when the bolt 107 is fastened, the inner core metal 106 also rotates together. Therefore, after the bolt 107 that has been fastened is slightly loosened so that the female screw 114 of the inner core metal 106 faces the horizontal direction, The mandrel 106 was returned to a predetermined rotation angle. As a result, when the indoor and outdoor handles 102 and 103 are used for a long time, there is a problem that the grips 102 and 103 become loose.

  By improving the conventional handle mounting structure, the present invention makes it possible to easily attach a handle to an opening / closing body such as a door without requiring a high degree of skill, and to prevent the handle from rattling over a long period of time. This is the first problem.

  Moreover, this invention makes it a 2nd subject to make it possible to use even if it is a commercial item rather than a dedicated screw.

The present invention has been made in order to solve the above-described problem. A pair of handle attachment portions are arranged on both sides of an opening / closing body such as a door, and the handle attachment portion of one handle and the fixing member are opened and closed. The hollow part provided in the handle attachment part of the other handle is fitted to the outer periphery of the fixing member, and is fastened to the opening and closing body by being fastened together with a pulling screw across the body , and is attached to the peripheral wall of the hollow part. through holes are provided, the through holes through fixation screw in handle mounting structure being fastened to said stationary member, said attracting screw threaded portion to be inserted into the closing body and the head The fixing member includes a pulling piece into which the screw portion of the pulling screw is inserted, and an inner core bar into which the hollow portion of the other handle is fitted, and the pulling piece is The pulling screw has a smaller diameter than the head and the screw portion. A screw is formed over the entire outer periphery of the attracting piece, and the center of the inner core bar penetrates in the axial direction and is screwed onto the screw on the outer periphery of the attracting piece. An internal thread is formed, and an internal thread to which the fixing screw is fastened and fixed is formed on the peripheral wall of the inner metal core toward the center. When the pulling screw is fastened , one end of the pulling piece is connected to the head. in contact with the part, it is pressed and the other end surface on the opening side, so that the inner metal core can be rotated by a predetermined angle with respect to the attracting piece, the axial length of the attracting piece, the inner That is, it is set larger than the axial length of the cored bar.

The attracting piece of the present invention is screwed into the pull threaded.

The attracting piece of the present invention is inserted into the pull threaded and secured with adhesive to the attracting piece and said attracting screw.

The attracting piece of the present invention is inserted into the pull threaded, it is fixed by welding to the attracting piece and said attracting screw.

  The present invention can easily attach a handle without requiring a high level of skill, and can prevent the handle from rattling over a long period of time.

  Further, according to the present invention, the fixing member is constituted by a separate member of the attracting piece and the inner core, so that the attracting screw is not a dedicated one by preparing a predetermined kind of attracting piece. Even commercial products can be used.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  1 to 10 show a door handle 1 according to an embodiment of the present invention. As shown in FIG. 3, the handle 1 is composed of an outdoor handle 2 as one handle and an indoor handle 3 as the other handle attached to the inner and outer surfaces of a door 4 as an opening / closing body. Yes.

  The outdoor handle 2 and the indoor handle 3 include a grip portion 21 and 31 of a rod-shaped body made of metal, glass, wood, and the like, and a pair of handle attachment portions integrally provided at both ends of the grip portions 21 and 31. 22 and 32. In the present embodiment, the case where the outdoor handle 2 and the indoor handle 3 are attached in the vertical direction will be described, but the attaching direction is not particularly limited.

  The door 4 is a wooden door, a glass door, an aluminum frame door or the like used for a building or the like.

  The outdoor handle 2 and the indoor handle 3 are respectively attached to the inner and outer surfaces of the door 4 by the pulling means 5 shown in FIGS. In FIG. 1, the left side of the door 4 is indoors, and the right side of the door 4 is outdoor. The pulling means 5 includes a pulling screw 50 with a head as a pulling screw, a pulling piece 51, an inner cored bar 52, a disc spring 53, and a washer 54. The attracting piece 51 and the inner cored bar 52 constitute a fixing member.

  As shown in FIGS. 2 and 10, the inner core metal 52 is provided with a female screw 52 a penetrating in the axial direction at the center thereof. A plurality of (for example, two) female screws 52b are formed on the peripheral wall of the inner core metal 52 toward the center so as to penetrate the female screw 52a. And the hollow part 32a provided in the handle attachment part 32 of the indoor handle 3 is fitted to the outer periphery of the inner core metal 52. A pair of through-holes 33 corresponding to the female screw 52b are provided in the peripheral wall of the hollow portion 32a in the radial direction and horizontally. The position and number of the through holes 33 are appropriately determined according to the female screw 52b.

  The head-attached pulling screw 50 includes a head portion 50 a and a screw portion 50 b that is inserted through the mounting hole 4 a that penetrates the door 4. As the head-attached pulling screw 50, a commercially available standard product having an appropriate length is used. The distal end portion of the screw portion 50b is screwed into a female screw 25 formed on the end surface of the handle attachment portion 22 of the outdoor handle 2. In addition, a pulling piece 51 having a diameter smaller than that of the head 50a and larger than that of the screw 50b is provided at the base of the screw 50b (in the vicinity of the head 50a).

  The pulling piece 51 has a cylindrical shape, and a female screw 57 that is screwed to the screw portion 50b is formed at the center, and a screw 58 that is screwed to the female screw 52a of the inner core metal 52 is formed on the outer periphery. Yes. The length in the axial direction of the attracting piece 51 (the length from the end surface of the head 50a to the end surface 51a of the attracting piece 51) L1 is slightly larger than the length L2 of the inner metal core 52 (L1> L2). (See FIGS. 2 and 7).

  For example, the difference L3 between the length L1 of the attracting piece 51 and the length L2 of the inner metal core 52 is preferably set to approximately 0.5 mm. Moreover, the respective screw pitches are set so that the inner core metal 52 can rotate about 180 degrees with respect to the attracting piece 51 in this approximately 0.5 mm space.

  In addition, when the head-attached pulling screw 50 is fastened, the end surface 51 a of the pulling piece 51 presses the disc spring 53 and the washer 54 inserted through the screw portion 50 b against the door 4.

  Next, a case where the pair of handles 22 and 23 in the above structure are attached to both surfaces of the door 21 will be described.

First, the threaded portion 50b of the head with attracting the screw 50, Prefer previously screwed Arguments with piece 51 until it abuts the head 50a (see FIG. 8 (a)). As described above, the pulling piece 51 with a predetermined length is prepared by forming the pulling screw 50 with the head and the pulling piece 51 from different members, respectively, and the pulling screw with the head is prepared. 50 can use any standardized product according to the thickness of the door 4 and the like, and can reduce the cost and inventory of parts.

  Further, the inner cored bar 52 is screwed into the pulling piece 51 screwed into the threaded portion 50b of the headed pulling screw 50, and the disc spring 53 and the washer 54 are sequentially inserted into the threaded portion 50b (see FIG. 8 (b)).

  Next, the screw portion 50b of the head-attached pulling screw 50 in which the inner metal core 52, the disc spring 53, and the washer 54 are integrated is inserted into the insertion hole 4a of the door 4, and the tip portion of the screw portion 50b is placed outdoors. The handle 2 is screwed into the female thread portion 25 of the handle attachment portion 22 (see FIG. 4). At this time, when the head-attached pulling screw 50 is fastened, the end face 51a of the pulling piece 51 receives the pressing force of the disc spring 53, and the outdoor handle 2 can be attached to the door 4 without rattling.

  Thus, even when the head-attached pulling screw 50 is fastened, the axial length L1 of the pulling piece 51 is set to be slightly larger than the length L2 of the inner metal core 52. Therefore, the inner core metal 52 screwed into the pulling piece 51 is not pressed between the head 50a of the pulling screw 50 with the head and the disc spring 53, and only at a predetermined angle. It can be rotated. As a result, by rotating the inner core metal 52 by a predetermined angle, the position of the female screw 52b of the inner core metal 52 is adjusted to be horizontal.

  Further, the hollow portion 32 a of the handle attachment portion 32 of the indoor handle 3 is externally fitted to the inner metal core 52. Since the through hole 33 of the handle attachment portion 32 of the indoor handle 3 and the female screw 52b of the inner core metal 52 coincide with each other as described above, the fixing screw 56 is attached to the handle attachment portion 32 of the indoor handle 3. The indoor handle 3 can be quickly attached to the door 4 by being inserted into the through hole 33 and fastened to the female screw 52 b of the inner core metal 52.

  Further, since the inner metal core 52 is screwed into the pulling piece 51 that is pressed against the door 4 by the head-attached pulling screw 50 and whose rotation is restricted, the inner metal core 52 does not rotate unless the inner metal core 52 rotates. The pulling screw 50 with a portion does not move in the axial direction, and it is possible to prevent the grips 2 and 3 from loosening and rattling even when the indoor and outdoor handles 2 and 3 are used for a long time. Further, the grips 22 and 23 of the present embodiment can be easily attached without requiring a high level of skill, and are advantageous in maintenance such as repair and replacement.

  The present invention is not limited to the embodiment described above. For example, as shown in FIGS. 11A and 11B, the attracting piece 51 may be formed by processing a normal hole 59 without providing a female screw (inner screw portion) at the center. . The threaded portion 50 b is inserted into the hole 59 of the attracting piece 51, and the attracting piece 51 and the headed attracting screw 50 are bonded and fixed with an adhesive 60.

  Also, as shown in FIGS. 12A and 12B, the threaded portion 50 b is inserted into the hole 59 of the attracting piece 51, and the attracting piece 51 and the headed attracting screw 50 are fixed by welding 61. . In such a case, it is preferable to process the chamfering for welding on the side of the attracting piece 51 so that the welding 61 does not hinder the contact between the attracting piece 51 and the washer 54.

  A plurality of types of pulling pieces 51 having different lengths, diameters, and the like are manufactured in advance, and a pulling screw 50 with an arbitrary length is used for each type of pulling piece 51. It is also possible to do.

It is a top view including the partial cross section of the state which attached the handle to both surfaces of the door which shows one Embodiment of this invention. It is a cross-sectional top view which shows the principal part of FIG. It is a front view which shows the state which attached the handle to both surfaces of the door which shows one Embodiment of this invention. It is a top view including the partial cross section of the state which attached the handle for outdoor to the door. It is a perspective view just before attaching the handle for the said room to a attracting means. It is a perspective view in the state where the handle for the room was attached to the pulling means. It is an exploded view containing the partial cross section of the attracting means. (A) The front view which shows the state which attached the attracting piece to the pulling screw with a head, (b) The cross-sectional front view which shows the state which attached the attracting piece, the disc spring, and the washer to the pulling screw with a head FIG. The attracting piece of one Embodiment of this invention is shown, (a) is a side view, (b) is a cross-sectional front view. An inner metal core is shown, (a) is a side view, (b) is a front view. The other embodiment of this invention is shown, (a) is a front view which shows the state which attached the attracting piece to the pulling screw with a head, (b) is the cross-sectional front view. Another embodiment of this invention is shown, (a) is a front view which shows the state which attached the attracting piece to the pulling screw with a head, (b) is the same cross-sectional front view. A conventional example is shown, (a) is a plan view including a partial cross-section in a state where an outdoor handle is attached to a door, and (b) is a plan view including a partial cross-section when a handle is attached to both surfaces of the door. .

Explanation of symbols

1 Handle 2 One handle 3 The other handle 4 Door (opening / closing body)
22 Handle attachment portion 23 Handle attachment portion 50 Pull screw with head (pull screw)
51 Pulling piece 52 Inner core metal 32a Hollow portion 33 Through hole 52a Female screw 52b Female screw 53 Belleville spring 54 Washer 56 Fixing screw 58 Screw 60 Adhesive 61 Welding

Claims (4)

A handle attachment portion of a pair of handles is arranged on both sides of an opening / closing body such as a door, and the handle attachment portion of one handle and the fixing member are fastened together with a pulling screw across the opening / closing body to is fixed, hollow portion provided in the handle mounting portion of the other of the handle is, the fitted on the outer periphery of the fixing member, wherein the peripheral wall of the hollow portion through hole is provided, fixing screw which is inserted into the through hole In the handle mounting structure that is fastened and fixed to the fixing member,
The pull screw includes a head portion and a screw portion inserted through the opening / closing body,
The fixing member includes a pulling piece through which the screw portion of the pulling screw is inserted, and an inner core bar into which the hollow portion of the other handle is fitted ,
The pulling piece has a cylindrical shape that is smaller in diameter than the head of the pulling screw and larger in diameter than the screw part, and a screw is formed over the entire length of the pulling piece,
A female screw that penetrates in the axial direction and engages with the screw on the outer periphery of the attracting piece is formed at the center of the inner metal core, and a female screw to which the fixing screw is fastened and fixed is formed on the peripheral wall of the inner metal core. Formed towards the center,
During engagement of said attracting screw, one end of the attracting piece is brought into contact with the head, the other end surface is pressed against the opening side, wherein the inner metal core can be rotated by a predetermined angle with respect to the attracting piece as such, a handle mounting structure axial length of the attracting piece is characterized in that it is set larger than the length in the axial direction of the inner metal core. The attracting piece handle mounting structure according to claim 1, which is screwed into the pull threaded. The attracting piece, the inserted for the pulling threaded, the handle mounting structure according to claim 1, which is adhesively secured to the attracting piece and said attracting screw. The attracting piece, the inserted for the pulling threaded, handle mounting structure according to claim 1, wherein the attracting piece and said attracting screw is fixed by welding.

Images