Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
  • A47B46/00—Cabinets, racks or shelf units, having one or more surfaces adapted to be brought into position for use by extending or pivoting
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
  • A47B46/00—Cabinets, racks or shelf units, having one or more surfaces adapted to be brought into position for use by extending or pivoting
  • A47B46/005—Cabinets, racks or shelf units, having one or more surfaces adapted to be brought into position for use by extending or pivoting by displacement in a vertical plane; by rotating about a horizontal axis

Definitions

• the present invention relates to a storage device for storing various objects in a kitchen or the like, and in particular, a lifting and lowering support device for a storage portion in a lifting type storage device S in which a storage portion is raised and lowered inside and outside a storage cabinet. It is about. Background art
• the storage unit elevating support device will be described with reference to FIG.
• the mounting bases 6 1 are fixed to the inner surfaces of both sides of the storage cabinet 60 (see Fig. 15), and the parallel links 6 2 are pivotally supported by these mounting bases 6 1 so as to be rotatable. Both sides of a storage section (not shown) are attached to a mounting plate 63 connecting the free ends of the two.
• a mounting plate 6 4 is fixed to the mounting base 6 1 with a space on the back S side, and a pivot shaft 6 6 fixed to one link 6 5 a of the parallel link 6 2 is attached to the mounting base 6 1.
• a large gear wheel 67 fixed to the pivot shaft 66 is disposed between the mounting base 61 and the mounting plate 64 by penetrating the mounting plate 64 and rotatably supporting the bearings. ing.
• a winding panel 68 is arranged on the outer periphery of the end of the pivot shaft 66 protruding from the back side of the mounting plate 64, and one end 68a of the panel is engaged with a locking member 69 fixed to the mounting plate 64.
• the other end 6 8b is configured to engage with a pushing pin 70 protruding from the large wheel 6 7 when the large gear 6 7 rotates in conjunction with one link 6 5a. I have.
• the rotation range of an appropriate angle from the upper end where the storage portion is stored in the storage cabinet 60 ⁇ is a play area in which the other end 6 8b of the spiral panel 68 is not engaged with the pushing pin 70.
• the storage section can be moved lightly so as to be enclosed.
• a sprung damper 71 is attached to the back surface of the mounting plate 64, and a pinion 72 fixed to the shaft is coupled with the large gear 67 so that the large gear 67 is formed.
• the rotary damper 71 is configured to rotate at a low speed when rotated in conjunction with the negative link 65a.
• the pivot 73 of the other link 65b of the parallel link 62 on both sides is rotatably supported by the bearing portion of the mounting base 61 and protrudes from the surface of the mounting base 61.
• Both ends of the connecting shaft 74 are fitted to the protruding portions and fast-fixed by connecting pins 75 or screws penetrating them, and the parallel links 62, 62 on both sides are rotated synchronously. I have.
• the side edge of one link 65a is engaged with the surface of the mounting base 65 at both rotation ends.
• the striper 76 is fixed in such a way that The stopper 76 integrally fixes the shock absorber 79 to the upstanding pieces 78 formed on both sides of the main body bracket 77, and further integrally fixes the pressing plate 80 to the surface of the shock absorber 79. Therefore, it is configured to prevent damage due to collision of the link 65a side.
• the spiral spring 68 arranged around the pivot 66 is used as a biasing means for reducing the load in the storage section, a large moment due to the load in the storage section is sufficiently supported.
• a large cormorant diameter is required, which makes the manufacturing equipment large and costly. It is difficult to obtain a corresponding torsional moment accurately, and there is a problem that a sufficient damping function cannot be exerted.
• a shock absorber 79 is manufactured by integrally fixing the pressing plate 80 by, for example, in-mold molding, and the shock absorber 79 is bonded to the main body bracket 77. Requires a lot of complicated processes, which increases the cost and reduces the reliability of maintaining the cushioning function at the time of stopping at the elevating end due to the possibility that the bonding etc. may come off. There was a question.
• the purpose of the present invention is to provide a storage unit elevating and lowering device that can be configured at a low cost and stably obtain a sufficient cushioning effect in view of the problems of the conventional IE. Disclosure of the invention
• the storage section elevating and lowering support device of the present invention is characterized in that a parallel link connecting the storage section to the free end is pivotally supported by an attached body, and one of the parallel links is pivotally supported and rotated in conjunction with the pivot.
• a parallel link connecting the storage section to the free end is pivotally supported by an attached body, and one of the parallel links is pivotally supported and rotated in conjunction with the pivot.
• An IS dynamic damper and a panel body are arranged to suppress the rotation speed of the interlocking rotating plate, and a direct acting damper and a panel body that provide a buffering action due to the flow resistance of the orifice are mounted on the pivot.
• the operating characteristics of the damper are less affected by temperature and stable operating characteristics even when the ambient temperature changes. can get.
• a large panel load can be easily obtained by using a tension or compression spring as the panel body, and a moment corresponding to the change in the rotation moment accompanying the downward movement of the storage section can be easily obtained by combining with the interlocking rotating plate.
• optimal buffer characteristics can be realized.
• the connecting bin for the link does not protrude from the mounting body, there is no danger of intrusion of foreign matter and malfunction, and the appearance is smooth and the appearance is good. Since the relative angle of the interlocking rotating plate can be set arbitrarily, the layout of the direct-acting damper and the spring body can be set arbitrarily, increasing the degree of freedom in designing the mounting housing.
• FIG. 1A is an overall side view of a storage cabinet through which a storage city elevating and lowering support device g according to one embodiment of the present invention is passed
• FIG. 1B is an overall front view of the embodiment with a central portion omitted.
• A, and FIG. 2A is a sectional view taken along the line A—A of FIG.
• FIG. 2 is a cross-sectional view taken along an arrow
• FIG. 2 (3 is a view taken along a line BB in FIG. 2A
• FIG. 3 shows a structure inside a mounting housing in a storage city elevating support device of the embodiment.
• FIG. 1B is an enlarged cross-sectional view taken along the line CC of FIG. 1B, FIG.
• FIG. 4 is an exploded perspective view of a mounting crab body in the storage unit elevating and lowering support device of the embodiment
• FIG. FIG. 6 is a longitudinal side view of a main part showing a mounting state of a mounting body in the storage part elevating support device
• FIG. 6 is an exploded perspective view of a main part of the storage part elevating support device E of the embodiment
• FIG. 7 is a longitudinal sectional side view of a main part of the storage unit elevating and lowering support device of the embodiment
• FIG. 8 is an exploded perspective view of a stopper of the storage and elevating support device g of the embodiment
• FIG. FIG. 10 is a longitudinal sectional view of a stopper of the storage city elevating support device of the same embodiment.
• FIG. 10 shows a modification of the structure inside the mounting housing in the storage part elevating support device of the same embodiment.
• FIG. 11 is a sectional view similar to FIG. 3, and FIG. 11 is a sectional view similar to FIG. 3 showing a structure inside a mounting housing in a storage unit descending support device according to another embodiment of the present invention;
• FIG. 12 is a cross-section ⁇ ⁇ similar to FIG. 3 showing the structure inside the mounting housing in the storage unit elevating and lowering support device according to still another embodiment of the present invention, and
• FIG. FIG. 14 is an exploded perspective view of a coupling portion of the damper with respect to an inner surface of the storage cabinet, FIG.
• FIG. 14 is a perspective view showing a configuration of a main part of a storage unit elevating support device g of a conventional example
• FIG. 1 is a longitudinal side ffi® showing a configuration of a stop in a storage unit elevating support device of an example.
• the IB diagrams, 1 is housed cabinet 'Noto installed on a wall surface top, such as a kitchen, 2
• the storage unit is mounted on the storage cabinet 1 so as to be able to move up and down between a state in which the storage cabinet 1 is stored therein (indicated by a dashed line) and a state in which the storage cabinet 1 is drawn out to the front lower city (indicated by a phantom line).
• the storage unit 2 includes, for example, a storage rack provided with both side plates, a plurality of nets, and a handle at the lower front end.
• Elevating support devices 3 having parallel links 4 are arranged on the inner surfaces on both sides of the storage cabinet 1, and the storage unit 2 is supported by these elevating support devices 3 so as to be able to move up and down as described above.
• the storage section 2 is positioned highest when the parallel link 4 stands upright as shown by the solid line. However, in order to store the storage capital 2 in a stable state, the storage section 2 is further about 10 degrees from that position. Indicated by the dashed line In this specification, this position is defined as the rising end of the storage section 2 and the state shown by the imaginary line is defined as the falling end. As shown in FIGS.
• the lifting support device 3 pivotally supports the base ends of the front link 5a and the rear link 5b constituting the parallel link 4 with a mounting g body 6.
• the free ends of the links 5a and 5b are pivotally connected to the connecting plate 7 fixed to both sides of the storage unit 2.
• the base ends of the front links 5a of the two lifting supports 3 and 3 are connected to each other by an interlocking connecting shaft 8, and the parallel links 4 and 4 of the two lifting supports 3 and 3 rotate in synchronization with each other. It is configured as follows.
• the rear link 5b is formed with an extension 9 extending further from the base end.
• the outer surface of the mounting body 6 engages with the rear end of the rear link 5b near the base end at the rising end of the storage part 2, and the rear end of the extension part 9 at the lower end of the storage part 2.
• a stopper 10 having a substantially triangular shape is fixed so that the stopper engages with the stopper, and the lifting end of the storage section 2 is regulated by the stopper 10.
• a pivot 11 supporting the rear link 5b and rotating in conjunction with the rear link 5b projects into the mounting body 6, and as shown in FIG. On this pivot shaft 11, the wrong rotation plate 15 is fixed.
• a tension spring 15 is interposed between the panel hook 13 attached to one end 1 2 a of the interlocking rotary plate 12 and the panel hook 14 provided at the upper front end of the mounting body 6.
• a direct-acting damper 18 is interposed between the spindle pin 16 provided on the other end 1 2 b of 1 2 and the spindle pin 17 provided on the upper rear end of the housing 6. I have.
• a pivot pin 19 is fixed to the base end of the front link 5a, and the pivot pin 19 is rotatably supported by a bearing portion 20 provided in the mounting housing 6.
• the mounting housing 6 is formed of a shallow rectangular box having an opening on the inner surface side of the storage cabinet 1, and is configured to be mounted on a mounting substrate 21 mounted on the inner surface of the storage cabinet 1.
• the mounting board 21 is formed such that connecting pieces 22 a and 22 b are formed so as to rise from the front edge and the rear side of the mounting board 21, and are superposed on the inner surfaces of the front side wall and the rear side wall of the mounting housing 6. From the end of the front connecting piece 22b, a bracing piece 23 is bent toward the rear side.
• the connecting plate portions 25a and 25b overlapping the front side wall and the rear side wall of the mounting housing 6 at the front end and the rear end are formed in a U-shape.
• the support plate 24 is fixed, and the lower end of the support plate 24 contacts the upper end of the mounting board 21. It is configured to be supported vertically.
• a protrusion 26 is formed at the upper end of the coupling piece 22a, 22b of the mounting substrate 21 at the tip thereof, and the tip of the lower end of the coupling plate part 25a, 25b of the support plate 24.
• a concave portion 27 wider than the protruding portion 26 is formed in the portion. As shown in FIG.
• the mounting housing 6 is connected to the ends of the connecting pieces 2 2 a and 22 b of the mounting substrate 21. And lower it as shown by the arrow a.
• the lower ends of the connecting plates 25a and 25b of the support plate 24 are supported by contacting the upper ends of the connecting pieces 22a and 22b.
• the mounting body 6 is mounted on the mounting board 21 by pushing the mounting body 6 as shown by the arrow b.
• the coupling plate portion 22 a of the support plate 24 is partially cut and raised to form a spring hook projection 14.
• mounting holes 26 a and 26 b are formed at the rear end of the upper end of the mounting housing 6 and the support plate 21 so that both ends of the support pin 17 are fitted and engaged. As shown in FIGS.
• a bearing 27 for rotatably supporting the pivot 11 is fitted and fixed to a substantially central portion of the lower part of the mounting housing 6 in the front-rear direction.
• a bottomed bearing 28 is fitted and fixed from the back side thereof.
• the pivot shaft 11 for pivotally supporting the rear link 5b of the parallel link 5 has a different diameter having an engagement surface parallel to each other at a tip end protruding from the mounting housing 6.
• a part 29 is formed, and a different diameter part 29 is fitted into the connection 15 of the rear link 5 b with the pivot shaft 11 so as to be relatively rotatable within a fixed angle range ffi (range of approximately 10 degrees in the earth).
• Engagement holes 30 are formed on both sides in the diametrical direction so as to engage with each other so as to expand in a C shape.
• the position g in the rotation direction of the different diameter capital 29 and the engagement hole 30 is set within the range of ⁇ 10 degrees from the upright state of the rear link 5b to the pivot shaft 11 and the interlocking rotating plate 12.
• the tension spring 15 is also a direct-acting type while the storage unit 2 is pulled out approximately 20 degrees from the rising end completely stored in the storage cabinet 1.
• the damper 18 does not act, and as a result, the storage section 2 can be pulled out lightly.
• the pivot shaft 11 is inserted into the bearing 27 from the ⁇ side of the mounting housing 6, and the engagement hole 30 of the rear link 5 b is fitted into the different diameter portion 29 protruding outward from the bearing 27.
• the rear link 5b and the interlocking rotating plate 1 are screwed into the shaft end screw holes 3 4 of the pivot shaft 1 1 via washers 31 and spring washers 32.
• the pivot shaft 11 to which 2 is fixed is assembled to the mounting housing 6. Is this mounting body 6 above the mounting board 21 as described above?
• the distal end of the pivot support 11 fits into the bottomed bearing 28 attached to the mounting board 21,
• the support shaft 11 is supported at both ends by a bearing 27 and a bottomed bearing 28.
• Reference numeral 35 denotes a spacer for maintaining a space between the base end 18a of the direct-acting damper 18 and the interlocking rotating plate 12
• reference numeral 36 denotes a washer
• reference numeral 37 denotes a snap ring for retaining.
• 38 a and 38 b are spacers for determining the position of the distal end 18 b of the linear motion damper 18.
• Numeral 39 is a mounting pin 13 of a panel hook 13 protruding from one end 12 a of the interlocking rotating plate 12.
• the stopper 10 has a substantially triangular fixed body 40 fixed to the mounting furnace 6, and a ring of butyl rubber or the like fitted on the outer periphery of the fixed body 40.
• a cover plate having a U-shaped cross section that substantially covers the elastic body 41, the upper surfaces of the fixed body 40 and the elastic body 41, and both side surfaces with which the rear link 5 b and the side edge of the extension 9 engage. It consists of 42.
• On the upper surface of the fixed body 40 a plurality of mounting bosses 43 slightly higher than the cover plate 42 of the cover plate 4 protrude, and mounting holes 44 are formed through the mounting bosses 43 to form holes.
• the plate 42 has an elongated hole 45 into which the mounting boss 43 is fitted.
• the long hole 45 is formed in an arc shape long in the compression direction of the elastic body 41 due to the collision of the link 5b.
• a plurality of bearing projections 46 are provided projecting from the lower surface of the fixed body 40, and are fitted into and engaged with the receiving holes 47 drilled in the housing 6 to smoothly remove the load applied to the fixed body 40. It is configured to transmit to the housing 6.
• Reference numeral 48 denotes a mounting bolt, which is inserted into the mounting hole 44 through the spring washer 49 and the washer 50 and screwed into the mounting body 6 to fix the fixed body 40 to the mounting housing 6 and to wash the washer. 50 prevents the cover plate 42 from coming off.
• reference numeral 51 denotes a strength plate fixed to the back surface of the mounting case 6 to maintain the strength.
• the storage unit lifting and lowering support device having the above-described configuration, when the storage city 2 is pulled out from the storage cabinet 1 to the lower front part thereof, the handle (not shown) at the lower end of the front end is pulled forward, and the storage unit 2 is raised as described above. Since the tension panel 15 and the direct-acting dambar 18 do not operate in the range of about 20 degrees from the end, the storage section 2 can be pulled out lightly, and then the parallel link 4 moves forward. As it rotates, the storage unit 2 starts to descend at an accelerated rate due to the rotation moment due to its own weight, but the interlocking rotating plate 12 and the tension panel 15 are used to offset the rotation moment.
• a combination of a direct acting damper 18 that provides a buffering action due to the flow resistance of the orifice, a tension panel 15 and an interlocking rotary plate 12 connected to the pivot 11 is used.
• the influence of temperature on the operating characteristics of the damper is small, stable operating characteristics can be obtained even when the ambient temperature changes, and the tension panel 15 can easily obtain a large spring load, and the interlocking rotating plate can be obtained.
• the interlocking rotating plate 12, the tension panel 15, and the direct-acting damper 18 are arranged in the mounting body 6, the link 5 b and the interlocking rotating plate
• the relative angle of 12 is not limited to the one arranged almost in parallel as in the illustrated example, but, for example, as shown in FIG. 10, as shown in FIG.
• the height of the mounting housing 6 can be made compact by arranging it at an appropriate inclination, and the layout of the tension spring 15 and the linear motion damper 18 and the design of the mounting body 6 can be freely designed. The degree increases.
• the different diameter portion 29 was machined on the pivot shaft 11 and the link 5
• the number of parts is reduced as compared with a configuration in which an engagement member is provided on the pivot shaft 11 and the engaged member is fixed to the link 5 b.
• the tension panel 15 is used to dispose it separately from the direct-acting damper 18, but in the present embodiment, the compression panel 52 is used and incorporated in the main body of the direct-acting damper 18. .
• the compression panel 52 is used and incorporated in the main body of the direct-acting damper 18. .
• it is not necessary to secure the space for disposing the panel body so that the size of the mounting housing 6 can be reduced.
• the link 5a The risk of rubbing against the mounting housing 6 during the rotation of 5b is reduced, which is preferable in terms of both function and appearance.
• the hooking structure of the spring body is not required, the number of parts can be reduced.
• the oil amount of the dynamic damper 18 can also be reduced.
• the compression spring is also provided on the outer periphery of the extension shaft between the main body of the linear motion damper 18 and the distal end 18b. May be wound g.
• FIGS. 12 and 13 show a storage unit elevating and lowering support device according to still another embodiment of the present invention. This will be described with reference to FIG. Note that the same components as those in the above embodiment are denoted by the same reference numerals, description thereof will be omitted, and only different points will be described.
• the distal end 18 b of the direct-acting damper 18 incorporating the compression panel 52 is passed through the upper wall of the mounting housing 6 to the outside. It is made to protrude, and is engaged with the metal fitting 53 attached to the inner surface of the storage cabinet 1 for connection.
• the receiving bracket 53 has an inverted L-shaped support member 54a projecting from the upper center of the mounting plate 54, and is attached to the tip of the support member 54a. Both ends of the support bin 55 are fixedly supported by the plate 54.
• a front end 18 b of the direct-acting damper 18 is provided with a U-shaped engaging member 56 that is externally fitted to and engaged with the support pin 55 from below.
• the distal end portion 56 a of the engaging member 56 opens upward in a C-shape so that it can be easily fitted into the support bin 55.
• 5 6 b is a reinforcing rib.
• the mounting housing 6 can be made more compact.
• the tip 18b of the linear motion damper 18 incorporated integrally to the inner surface of the storage cabinet 1.
• the receiving bracket 53 is previously attached to the ⁇ side surface of the storage cabinet 1, it can be easily attached only by fitting the engaging member 56 to the support pin 55. It does not cause any inconvenience during the mounting work of the mounting body 6.
• a play structure comprising the different diameter portion 29 and the engagement hole 30 is provided at the connection between the link 5b and the pivot shaft 11; however, the pivot shaft 11 and the interlocking rotating plate are provided.
• a similar play structure may be provided at the connection with 12.
• the interlocking mechanism in which the direct-acting damper and the panel body that provide a buffering action by the flow resistance of the orifice are connected to the pivot shaft. Since it is interposed between the rotating plate and the mounting body or inside of the storage cabinet, the shadow due to the degree of the operating characteristics of the damper is small and stable even when the ambient temperature changes. The operating characteristics can be obtained, and a tension or compression panel can be used as the panel body, so a large panel load can be easily obtained.
• the mounting ⁇ the interlocking rotating plate and the inner surface of the mounting housing or the storage cabinet Since the direct-acting damper and the panel body are arranged between them, the connecting pins etc. for the link do not protrude from the mounting body, the appearance is clear and the appearance is good, and the operation is poor due to penetration of foreign matter, since the relative angle between the link and the interlocking rotating plate can be set as desired, the layout of the direct-acting damper and the panel body can be set; f can be set, and the degree of freedom in mounting body design is increased. It becomes longer.
• the body size can be reduced, the number of parts can be reduced by eliminating the need for a hooking structure for the spring body, and the housing size is reduced.
• the risk of the link rubbing against the body is reduced, and the end of the direct acting damper can be protruded from the housing and connected to the inside S of the storage cabinet, thereby reducing the size of the eyebrow body be able to.
• a different diameter portion having a parallel engagement surface on the pivot shaft is provided at a connecting portion between the one link and the pivot shaft or a quick connection portion between the pivot shaft and the interlocking rotating plate.
• the mounting body is configured to be mounted on a mounting board mounted on the inner surface of the storage cabinet, and a first bearing is fitted into a pivot shaft passage of the mounting housing, and the mounting board is pivoted.
• the second bearing By fitting the second bearing at the position corresponding to the shaft ⁇ , the pivot shaft can be freely supported at both ends by the first and second bearings, and sufficient strength can be obtained. As a result, stable operation can be ensured for a long period of time.
• bearings are provided on the mounting substrate, so that the support plate is fixed to the mounting body and both ends of the pivot shaft are supported by the bearings provided on the mounting housing and the support plate.
• the stopper that one of the links is engaged with at the raising and lowering end of the storage unit includes a fixed main body fixed to the mounting housing, an annular elastic body fitted around the outer periphery of the fixed main body, and a fixed main body and an elastic body.
• the fixed body is composed of a cover plate that covers almost the outer surface and is held by the fixed body so as to be movable in the direction of rotation of one link, the fixed body, the flexible body, and the cover are simple parts, so that productivity is improved. It can be manufactured at low cost, reduce costs, and obtain a stable action over a long period of time.
• the present invention is useful as an elevating and lowering support device for a storage unit in a storage device in which a storage unit is moved up and down inside and outside a storage cabinet in a storage room.

Landscapes

• Combinations Of Kitchen Furniture (AREA)
• Legs For Furniture In General (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=12838467

Family Applications (1)

Country Status (5)

Cited By (2)

Families Citing this family (6)

Citations (1)

• 1996
  • 1996-03-07 JP JP04970096A patent/JP3748613B2/ja not_active Expired - Fee Related
  • 1996-08-14 TW TW089201834U patent/TW409526U/zh not_active IP Right Cessation
• 1997
  • 1997-03-06 WO PCT/JP1997/000691 patent/WO1997032505A1/ja active IP Right Grant
  • 1997-03-06 CN CN97190057A patent/CN1124097C/zh not_active Expired - Fee Related
  • 1997-03-06 KR KR1019970707894A patent/KR100536412B1/ko not_active IP Right Cessation

Patent Citations (1)

Also Published As

Similar Documents

Legal Events