JP4670793B2 - Sliding door pulling device - Google Patents

Description

  The present invention relates to a sliding door pulling device, and more particularly to a sliding door pulling device that slides a front opening of a cabinet or the like left and right.

  2. Description of the Related Art Conventionally, in a cabinet having a sliding door that opens and closes to the left and right at the front opening, it is common sense to provide a handle at the middle of the front side of the sliding door. Here, many ordinary sliding doors are simply provided with a finger-hanging recess. In that case, however, the sliding door must be locked each time so that the sliding door does not open unexpectedly.

  As an improvement measure, there is also provided a structure in which a movable operation member is arranged on the handle and the latch can be operated by displacement of the operation member. For example, in Patent Literature 1, a cup-shaped handle frame is fixed to a side frame of a sliding door, and an operation member having a reverse L-shape in front view disposed on the outside of the handle frame has a handle portion on one side thereof. On the other side, a latch part is formed to be engaged with and disengaged from a fixed side engaging part such as furniture, and a handle part provided on the operation member is provided on a side plate part on one side of the handle frame. An insertion port for facing the inside of the device is formed, and the operation member is integrally provided with an elastic plate-like biasing spring for biasing in the direction in which the latch portion is engaged, A pair of upper and lower locking claws provided at the upper and lower portions of the bracket body are arranged to be locked to the upper and lower side plate portions of the pulling frame so that the bracket body can be placed upside down on one side of the outer side of the pulling frame. And the upper and lower parts of the bracket body are arranged in the middle part of the operating member. Pull device provided with a pivot portion pivotally hinged structure is disclosed.

However, since the handle device described in the above-mentioned Patent Document 1 has a structure in which the handle portion of the operation member is rotated and displaced to the left and right in parallel with the surface of the sliding door inside the handle frame, the predetermined rotation of the operation member. In order to ensure the angle, it is necessary to provide a relatively large gap between the frame edge of the handle frame and the handle portion, which inevitably increases the lateral width of the handle frame and exposes the operation member. The area becomes large, the design is limited, and the appearance is deteriorated. In addition, the sliding door is relatively thin, and the depth of the handle frame provided in the embedded state is also shallow, and accordingly the finger hook depth of the handle is also shallow, and there is a problem that the operability is slightly inferior. is doing.
Japanese Patent No. 3490274

  Therefore, in view of the above-mentioned situation, the present invention intends to solve the problem by providing a pulling frame on a sliding door that opens and closes a front opening of a cabinet or the like to the left and right, and displaces and latches an operation member provided in the pulling frame. A pulling device having a structure for engaging and disengaging the sliding door, which can improve the appearance by reducing the width of the pulling frame to the minimum necessary, and provides a pulling device for a sliding door that is excellent in operability. is there.

In order to solve the above-described problems, the present invention provides a handle frame on the side of a sliding door that opens and closes a front opening of a cabinet or the like to the left and right, and displaces an operation member provided in the handle frame to engage the latch. A pulling device having a structure to be detached, comprising a bracket body that is provided with an opening portion on the inner side of the box-shaped pulling frame that is open on the front surface, and is fitted to the opening portion side of the pulling frame from the side. The base of the operating member is held on the body so as to be pivotable back and forth with a pivot axis in the vertical direction, and is arranged side by side on the inner side of the handle frame, and is positioned in the handle frame through the opening. provided finger hook the free end of the operating member, further latch member provided in the vicinity of the operating member, actuating rod extending to substantially overlap substantially vertically with said operating member and a latch rod extending horizontally outward direction The latch member is bent substantially in an L shape when viewed from the front. A portion is provided on the bracket body so as to be pivotable up and down on a horizontal support shaft, and the latch rod is elastically biased in a direction to engage with an engagement portion provided on a flange portion of a front opening of a cabinet or the like, aforementioned and operating rod contact connection part and the latch member of the operating member, the engagement between the engaging portion of the finger holder is rotated forward in conjunction rotating the latch member is released (1).

Further, a protrusion is formed on the front side of the base portion of the operation member, and a sliding guide portion that abuts on the protrusion is provided at an end of the operating rod of the latch member, and the latch member with respect to the rotation of the operation member It is more preferable that the rotation is made (claim 2 ).

Here, the bracket body has leg pieces that hold the upper and lower side surfaces of the handle frame and engage with each other at the upper and lower portions of the substrate joined to the bottom surface portion of the handle frame, and between the leg pieces. It is more preferable that a bearing piece for fitting a shaft portion in a vertical direction provided at a base portion of the operation member so as to be rotatable from the outside is provided.

In the sliding door pulling device according to the first aspect of the present invention , a pulling frame is provided on a side of the sliding door that opens and closes a front opening of a cabinet or the like to the left and right, and an operation member provided in the pulling frame is displaced. A bracket device having a structure in which a latch is engaged and disengaged , wherein a bracket body is provided with an opening portion on the inner side of the box-shaped handle frame that is open on the front surface, and is fitted to the opening portion side of the handle frame from the side. The base of the operating member is held on the bracket body so as to be pivotable back and forth with a pivot shaft in the vertical direction, and is arranged side by side on the inward side of the puller frame, and the puller frame through the open part. A finger hook is provided at the free end of the operating member positioned inside, and a latch member provided in the vicinity of the operating member overlaps the operating member substantially vertically with a latch rod extending outward in a substantially horizontal direction. It is a substantially L-shape in front view with an operating rod extending to A bent portion of the latch member is provided on the bracket body so as to be vertically rotatable with a horizontal support shaft, and the latch rod is engaged with an engaging portion provided on a flange portion of a front opening of a cabinet or the like. and elastically biased, the engagement between the part and the operating rod is in contact cooperation of the latch member, the engaging portion of the finger holder is rotated forward in conjunction rotating the latch member of the operating member Since the finger hook can be placed closer to the inner side of the handle frame, the lateral width of the handle frame can be suppressed to the minimum necessary, thereby making the handle compact. As a result, the degree of freedom of design is increased, and the appearance can be refreshed. Furthermore, if you put your finger on the finger rest of the operating member and rotate it forward, the space between the finger rest and the bottom surface of the handle frame will be wider, and the depth of the finger will be deeper, improving operability. To do. Also, when closing the sliding door once opened, insert your finger between the outer frame edge of the handle frame and the finger hook, and close it with the outer frame edge of the handle frame. You can't close it with your finger. Since the operation member and the latch member are separate members, the latch rod of the latch member can be displaced up and down in the same manner as in the prior art, and can be engaged with and disengaged from the engagement portion provided at the flange of the front opening of the cabinet or the like. In this way, the operation member is configured to be pivotable back and forth while unifying the design concept, thereby solving the conventional problems all at once. Moreover, each member can be made to interlock | cooperate only by assembling | attaching the said operation member and a latch member to a bracket body.

According to a second aspect of the present invention, the protrusion is formed on the front side of the base portion of the operation member, and the slide guide portion that contacts the protrusion is provided at the end of the operating rod of the latch member. On the other hand, since the latch member is rotated, the rotation operation of the operation member can be reliably converted into the rotation operation of the latch member, and the reliability is high.

According to claim 3, the bracket body has leg pieces that hold and hold the upper and lower side surfaces of the pull frame at the upper and lower portions of the substrate joined to the bottom surface of the pull frame, Since a bearing piece for fitting a vertical shaft portion provided at the base portion of the operation member between the leg pieces so as to be rotatable from the outer side is projected, the latch member is attached to the bracket body. Then, the bracket body is fitted from the back side of the sliding door to the opening portion side of the handle frame, and then the operation member inserted into the handle frame from the front side is attached to the bracket body, so that a predetermined position in the handle frame is obtained. A finger-hanging portion of the operation member can be arranged on.

  Next, the present invention will be described in more detail based on the embodiments shown in the accompanying drawings. FIG. 1 shows an embodiment of a cabinet to which a pulling device for a sliding door according to the present invention is applied. FIGS. 2 to 6 show details of the present invention, in which reference numeral 1 is a cabinet, 2 is a sliding door, and 3 is a pulling frame. Reference numeral 4 denotes an operation member, 5 denotes a latch member, and 6 denotes a bracket body.

  The cabinet 1 of this embodiment has a structure in which three sliding doors 2,... That slide open and close to the left and right in the front opening are arranged so that they can be moved back and forth, and they open and close in conjunction with each other. Is not limited to the opening / closing structure of the sliding door 2. The pulling device of the present invention is a side portion of each sliding door 2 located at both left and right ends of the cabinet 1, and the pulling frame 3 is fitted into a notch opening 7 provided in the upper and lower intermediate portion. The operating member 4 provided in the above is displaced to disengage the latch.

More specifically, an opening 8 is provided on the inner side of the box-shaped handle frame 3 that is open on the front, and the base of the operation member 4 is held by a vertical rotation axis so as to be able to rotate back and forth. A finger hook 9 is provided on the free end of the operation member 4 that is arranged in parallel to the inner side of the handle frame 3 and is positioned in the handle frame 3 through the opening 8, and further in the vicinity of the operation member 4. The latch member 5 is provided so as to be pivotable, the finger hooking portion 9 is pivoted forward, and the latch member 5 is pivoted together to engage with the engaging portion 11 provided in the flange portion 10 of the front opening of the cabinet 1. The structure is such that the engagement is released.

As shown in FIGS. 2 and 3, the latch member 5 includes a latch rod 12 extending outward in a substantially horizontal direction and an operating rod 13 extending in a vertical direction so as to overlap the operation member 4. It is substantially L-shaped, and its bent portion 14 is provided in the vicinity of the operation member 4 so as to be rotatable up and down by a horizontal support shaft 15, and the latch rod 12 is provided at the flange portion 10 of the front opening of the cabinet. When it is elastically biased in a direction to engage with the joint portion 11, a part of the operation member 4 and the operating rod 13 of the latch member 5 are in contact with each other, and when the finger hooking portion 9 is rotated forward, the latch rod 12 However, the latch member 5 is rotated in the direction in which the engagement with the engaging portion 11 is released.

  Here, a projection 16 is formed on the front side of the base of the operation member 4, and a sliding guide portion 17 that contacts the projection 16 is provided at the end of the operating rod 13 of the latch member 5. The latch member 5 is rotated with respect to the rotation.

  Further, the bracket body 6 fitted from the side to the opening portion 8 side of the handle frame 3 holds the base portion of the operation member 4 so as to be rotatable, and the bent portion 14 of the latch member 5 is rotatable. The end of the leaf spring portion 18 integrally extending to the operating rod 13 of the latch member 5 is abutted against the bracket body 6 to elastically bias the latch member 5.

  Specifically, the sliding door 2 is a flat plate body made of steel and having a front plate 19 and a back plate 20, and the cutout opening 7 is formed in the front plate 19 to which the puller frame 3 is fitted. A mounting opening 21 is formed to partially overlap the inner side portion of the notch opening 7 in the back plate 20, and an opening 22 from which the latch rod 12 projects laterally is formed on the side end surface. is doing. Note that an engagement hole as an engagement portion 11 is formed in a position corresponding to the opening 22 in the lateral flange portion 10 of the cabinet 1.

  As shown in FIGS. 2 to 4, the pull frame 3 is a flat box shape with a front opening that is integrally formed of a synthetic resin, and has three side surfaces 23,. And a bottom surface 24, and a flange 25 is formed around the front edge to stop against the lip of the notch opening 7, and an engagement claw 26 is provided behind the flange 25. The cutout opening 7 can be fitted from the front. Further, engaging concave portions 28 are formed on the outer surfaces of the upper and lower side surface portions 23, 23. Here, in this embodiment, the depth inside the said handle frame 3 is about 8 mm.

  As shown in FIGS. 2 to 4, the operation member 4 is a member integrally formed of a synthetic resin, and has shaft portions 29,... Coaxially formed at the upper and lower ends and the center portion of the base end portion, Stopping pieces 30 and 30 project from the base end portion, and further extend outwardly from the base portion in a substantially L-shaped cross section. The bent free end portion is used as the finger hook portion 9. In the present embodiment, the finger hooking portion 9 of the operation member 4 is composed of the inclined surface 31 and the protrusion 32 protruding outward at the front end thereof, but the protrusion 32 may not be particularly provided. In that case, it is desirable to have a cross-sectional shape in which the inclined surface 31 is slightly recessed to improve the finger grip. In addition, the projection 16 is vertically provided at a position eccentric from the shaft portion 29 on the front side of the base portion of the operation member 4. Here, the operation member 4 has a vertically symmetrical shape so that it can be used by being reversed left and right.

As shown in FIGS. 2 to 4, the latch member 5 is a member made of synthetic resin and integrally molded, and the latch rod 12 and the operating rod 13 have a substantially L-shape when viewed from the front, and the bent A shaft hole 33 for axial attachment is formed in the portion 14, and a triangular latch 34 is formed at the tip of the latch rod 12. The sliding guide portion 17 formed at the end of the operating rod 13 has a vertical surface 35A at the tip side, and protrudes outward as the lower base end side continuous to the vertical surface 35A becomes downward. It is a slope 35B. The leaf spring portion 18 extending at the distal end of the operating rod 13 has a shape in which the distal end side is bent inward.

  The bracket body 6 is a member made of synthetic resin and integrally formed as shown in FIGS. 2 to 4, and the upper and lower portions of the substrate 36 joined to the bottom surface portion 24 of the handle frame 3. The upper and lower side surfaces 23, 23 are held and have leg pieces 37, 37 that are engaged with the engaging recesses 28, 28. The shaft portions 29,... Of the operating member 4 are interposed between the leg pieces 37, 37. . Are projected from the outer side, the support shafts 15, 15 are projected from the upper and lower ends, and the stopper plate 39 is provided at the inner end. Is integrally molded with the front facing forward. Further, the board 36 is formed with relief holes 40 and 40 that receive the stopper pieces 30 and 30 and restrict the rotation when the operation member 4 rotates by a predetermined angle. The bracket body 6 has a vertically symmetrical shape so that the bracket body 6 can be reversed and used.

And in order to assemble | attach each above-mentioned member to the sliding door 2, first, the said handle frame 3 is fitted to the said notch opening 7 from the front side. Then, in a state in which the shaft hole 33 of the bent portion 14 of the latch member 5 is inserted into the support shaft 15 below the bracket body 6, the latch member 5 extends from the mounting opening 21 on the back surface side of the sliding door 2. At the same time, the front end protrudes from the opening 22, and at the same time, the both leg pieces 37, 37 are fitted onto the upper and lower side surfaces 23, 23 of the handle frame 3, and the substrate 36 is further attached to the bottom surface portion 24 of the handle frame 3. Join. In this state, the substrate 36 of the bracket body 6 closes the mounting opening 21 and is substantially flush with the back plate 20. Further, since the tip end of the support shaft 15 is in contact with or close to the surface plate 19, it is not necessary to prevent the latch member 5 from being removed. Thus, in this embodiment, all the members can be attached to the predetermined position of the sliding door 2 only by fitting. By pressing the front end of the leaf spring portion 18 of the latch member 5 against the abutment plate 39 of the bracket body 6, the latch rod 12 is elasticized in a direction to engage with the engaging portion 11 of the flange portion 10. Be forced.

  3 and 4 show a state in which the sliding door 2 is closed and the latch rod 12 is engaged with the engaging portion 11 of the flange portion 10. In order to open the sliding door 2 from this state, when a finger is inserted into the pulling frame 3, and a finger is placed on the finger hanging portion 9 of the operation member 4 and pulled inward, the operation member 4 is moved to the shaft portion 29. , The projection 16 of the operating member 4 pushes the sliding guide portion 17 of the latch member 5, and the projection 16 slides on the inclined surface 35B from the vertical surface 35A. When the member 5 rotates about the support shaft 15, the latch rod 12 moves upward, the latch 34 is disengaged from the engaging portion 11, and when the finger hooking portion 9 is further pushed inward, the sliding door 2 starts moving. (See FIGS. 5 and 6). At this time, as shown in FIG. 6, the finger hooking portion 9 of the operation member 4 protrudes forward from the pulling frame 3, so that the finger hooking becomes deep and the opening operation of the sliding door 2 becomes easy.

  Then, in order to close the sliding door 2 once opened, a finger is inserted into the pulling frame 3 and a finger is put on the outer frame edge to pull it outward, that is, to the heel part 10 side. . Here, when the latch 34 gets over the engaging portion 11 immediately before the sliding door 2 comes into contact with the collar portion 10, the latch member 5 rotates against the elastic biasing force, but the protrusion 16 Since the sliding guide part 17 is only in contact, the operation member 4 does not rotate. And in the state which closed the said sliding door 2, it will return to the state shown in FIG.4 and FIG.5.

It is a front view of the cabinet provided with the sliding door. It is a disassembled perspective view which shows the principal part of this invention. It is the partial front view which abbreviate | omitted the surface board and shown the state which the sliding door closed and the latch engaged with the engaging part of the collar part. It is a partial cross section similarly. It is the fragmentary front view which abbreviate | omitted the surface board and showed the state which pulled the operation member when opening a sliding door, and the latch removed from the engaging part of the collar part. It is a partial cross section similarly.

1 cabinet, 2 sliding doors,
3 handle frame, 4 operation members,
5 latch member, 6 bracket body,
7 notch opening, 8 opening,
9 finger rest, 10 buttock,
11 engaging portion, 12 latch rod,
13 working rods, 14 bends,
15 spindles, 16 protrusions,
17 sliding guide, 18 leaf spring ,
19 Front plate, 20 Back plate,
21 mounting opening, 22 opening,
23 side part, 24 bottom part,
25 buttocks, 26 engaging claws,
28 engaging recess, 29 shaft,
30 retaining pieces, 31 inclined surfaces,
32 ridges, 33 shaft holes,
34 latch, 35A vertical surface,
35B slope, 36 substrate,
37 leg pieces, 38 bearing pieces,
39 Stopper plate, 40 Relief hole.

Claims (3)

A pulling device with a structure in which a handle frame is provided on the side of a sliding door that opens and closes a front opening of a cabinet or the like left and right, and an operation member provided in the pulling frame is displaced to disengage a latch. An open portion is provided on the inner side of the box-shaped handle frame , and a bracket body is fitted to the open portion side of the handle frame from the side. The base of the operating member is rotated in the vertical direction on the bracket body. A movable shaft core is held so as to be able to turn back and forth, and is arranged in parallel to the inside of the handle frame, and a finger hook is provided at the free end of the operation member positioned in the handle frame through the opening. Further, the latch member provided in the vicinity of the operation member is substantially L-shaped in a front view including a latch rod extending substantially horizontally outward and an operating rod extending substantially vertically to overlap the operation member. The bent portion of the latch member is horizontally supported by the bracket body. The latch rod is elastically biased in a direction to engage with an engagement portion provided at a flange portion of a front opening of a cabinet or the like, and a part of the operation member and an operation of the latch member are provided. rod and contacts associated pull tab device of the sliding door, characterized in that the engagement between the engaging portion of the finger holder is rotated forward in conjunction rotating the latch member is released. A protrusion is formed on the front side of the base of the operation member, and a sliding guide portion that contacts the protrusion is provided at an end of the operating lever of the latch member, and the latch member is rotated with respect to the rotation of the operation member. The sliding door pulling device according to claim 1 , wherein the sliding door pulling device is moved. The bracket body has leg pieces that hold the upper and lower side surfaces of the handle frame and engage with each other at the upper and lower portions of the substrate joined to the bottom surface portion of the handle frame, and the operation member between the leg pieces. The sliding door pulling device according to claim 1 or 2, wherein a bearing piece for fitting a shaft portion in a vertical direction provided on the base portion of the base shaft so as to be rotatable from the outside is provided .

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