CN216822389U - Pull-down lifting frame of wall cabinet - Google Patents

Abstract

The utility model discloses a wall cabinet drop-down crane, including support, cabinet basket, preceding pendulum rod and back pendulum rod, the pin joint of back pendulum rod and preceding pendulum rod and cabinet basket and support constitutes parallelogram mechanism, still includes damping mechanism, be provided with rotatory extreme position and lower rotatory extreme position on the support, damping mechanism restriction preceding pendulum rod or back pendulum rod are in it is rotatory between rotatory extreme position and the lower rotatory extreme position. The damping mechanism includes a damping member and an impact block or includes a rotational damping and a gear block. The utility model discloses can prevent effectively that cabinet basket rises rapidly or descends fast under the condition of no premonition among the operation process to avoid the collision of operating personnel and cupboard, realized the visualization of cabinet basket article when the eminence, and make the article that stacks in the cabinet basket be difficult to fall because of abrupt acceleration and impact, customizable on the width direction.

Description

Pull-down lifting frame of wall cabinet

Technical Field

The utility model belongs to the technical field of the house is accomodate, a receiving mechanism is related to, concretely relates to stable wall cabinet drop-down crane goes up and down.

Background

The popularization of modern apartments promotes the housing conditions and living standard of residents, and in the household life, the high cabinet or the hanging cabinet is higher in installation height, so that articles can be taken only by means of heightening objects (such as escalators, square stools and the like), and the falling risk is caused. The prior art designs the lifting cabinet basket installed in a high cabinet or a hanging cabinet, and realizes that a consumer pulls the cabinet basket to ascend and descend so as to conveniently take and store articles at a high place.

However, in practical applications, the conventional drop-down elevator frame of the wall cupboard is easy to rapidly rise or fall without warning, so that the wall cupboard collides with peripheral personnel and a cupboard body, and articles stacked in the wall cupboard are easy to fall due to sudden acceleration and impact. And the existing lifting frame is inconvenient to operate, and the use difficulty is increased. Simultaneously, current cabinet basket is planar double-deck or three layer construction, before falling the cabinet basket, the article category that the consumer can't visualize the article that store in the cabinet basket of eminence, and most of cabinet baskets still can't be in the width direction adaptation of high cabinet or wall cabinet, can't bring extremely consumption experience for the consumer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the above-mentioned not enough that exists among the prior art, provide a drop hanger crane that goes up and down stably, further solve simultaneously that the operation is inconvenient, the width can not be customized, be not convenient for observe the interior article scheduling problem of eminence cabinet basket.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wall cabinet pull-down crane, includes support, cabinet basket, preceding pendulum rod and back pendulum rod, the one end of preceding pendulum rod is passed through pin joint A1 and is linked to each other with the support, and the other end passes through pin joint B1 and links to each other with the cabinet basket, the one end of back pendulum rod is passed through pin joint A and is linked to each other with the support, and the other end passes through pin joint B and links to each other with the cabinet basket, the pin joint of back pendulum rod and preceding pendulum rod and cabinet basket and support constitutes parallelogram mechanism, still includes damping mechanism, be provided with rotatory extreme position and lower rotation extreme position on the support, damping mechanism restriction preceding pendulum rod or back pendulum rod are in go up rotatory extreme position and rotate down between the extreme position.

Furthermore, damping mechanism includes damping piece and anticollision piece, the damping piece sets up in last rotation limit position, it all is provided with to go up rotation limit position and lower rotation limit position department anticollision piece, anticollision piece has the anticollision face, preceding pendulum rod or back pendulum rod pass through the anticollision face is in go up rotation limit position and lower rotation limit position with anticollision piece looks butt.

Furthermore, the damping mechanism comprises a rotary damper and a gear block, the rotary damper is mounted on the front swing rod or the rear swing rod, and the gear block which forms a gear meshing relationship with the front swing rod or the rear swing rod is mounted on the support.

Furthermore, an anti-torsion bar is connected between hinge points A of the rear swing rods on two sides of the cabinet basket, a non-circular hollow structure is arranged at the end part of the anti-torsion bar, and an anti-torsion piece is fixedly inserted into the end part of the anti-torsion bar.

Furthermore, pin holes are formed in two ends of the torsion-proof rod, and pins or third screws extending into the torsion-proof rod are mounted in the pin holes.

Furthermore, the anti-twisting piece is installed at a hinge point A through a first screw, a space ring is arranged between the support and the rear swing rod, and the end part of the first screw penetrates through the space ring to extend into the anti-twisting piece.

Furthermore, the hinge point B and the hinge point B1 both adopt the same hinge structure, that is, the hinge structure includes a rotary space ring and a second screw, the rotary space ring is disposed between the cabinet basket and the front swing rod and between the cabinet basket and the rear swing rod, and the second screw penetrates the rotary space ring and extends into the cabinet basket.

Further, the cabinet basket is multilayer cabinet basket, multilayer cabinet basket includes cabinet basket curb plate and presss from both sides and locates topmost layer cabinet basket and a plurality of lower floor's cabinet basket between the cabinet basket curb plate, topmost layer cabinet basket and a plurality of lower floor's cabinet basket peg graft the locking in proper order, form the whole frame construction that has multilayer accommodation space, the accommodation space arranges in proper order from top to bottom, and the fore-and-aft direction has the multilayer.

Further, the length of the uppermost layer basket and the lower layer basket is changed and adjusted according to the change of the width of the multilayer basket.

Further, the cabinet basket is installed in the cabinet body, the cabinet body wraps a plurality of layers of storage spaces, the support is fixed in the storage space at the bottom of the cabinet body, and the support is sleeved with the support cover.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to an exquisiteness, compact structure, the operation of being convenient for has advantages such as simple structure, low in production cost, reliability height. The utility model discloses can prevent effectively that cabinet basket from rising rapidly or descending fast under the condition of no premonition among the operation process to the collision of operating personnel and cupboard has been avoided. Through the design of the multilayer cabinet basket in the three-dimensional direction, the visualization of articles in the cabinet basket at a high position is realized, and the articles stacked in the cabinet basket are not easy to fall off due to sudden acceleration and impact. Prevent that torsion bar and the structural design who prevents turning round the utility model discloses customizable on width direction.

Drawings

Fig. 1 is a schematic perspective view of a cabinet hanger in a retracted state according to a first embodiment;

FIG. 2 is a side view of the drop down crane of the cabinet of FIG. 1;

fig. 3 is a schematic perspective view of a pull-down state of the pull-down lifting frame of the wall cabinet according to the first embodiment;

FIG. 4 is a side view of the drop down crane of the hanging cabinet of FIG. 3;

FIG. 5 is a schematic view showing the hinge connection between the drop-down crane of the wall cabinet according to the first embodiment;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;

fig. 8 is a structural schematic view of a pull-down state of the first drop hanger of the hanging cabinet mounted on the cabinet body in the first embodiment;

fig. 9 is a structural schematic view of a retracted state in which the hanging cabinet pull-down crane of the first embodiment is mounted on the cabinet body;

FIG. 10 is a schematic view of the second embodiment of the present invention showing the cabinet in a retracted state;

fig. 11 is a schematic structural view of a pull-down state of the wall cabinet pull-down lifting frame according to the second embodiment.

Description of reference numerals: 1-support, 2-cabinet basket, 21-cabinet basket side plate, 22-lower cabinet basket, 23-uppermost cabinet basket, 3-front swing rod, 31-hinge point A1, 32-hinge point B1, 4-rear swing rod, 41-hinge point A, 42-hinge point B, 5-damping part, 51-rotary damping part, 52-gear block, 6-anti-collision block, 7-anti-torsion rod, 8-anti-torsion part, 81-first screw, 82-first gasket, 9-spacing ring, 91-second screw, 92-second gasket, 10-rotary spacing ring, 11-support cover, 12-cabinet body and 13-third screw.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

The drop-down crane of the hanging cabinet of the embodiment is shown in fig. 1-5, and mainly comprises a support 1, a cabinet basket 2, a front swing rod 3 and a rear swing rod 4, wherein one end of the front swing rod 3 is connected with the support 1 through a hinge point a131 (i.e. the rotation point of a parallelogram support A1 in the lifting mechanism in fig. 5), the other end is connected with the cabinet basket 2 through a hinge point B132 (i.e. the rotation point of a parallelogram multi-layer cabinet basket B1 in the lifting mechanism in fig. 5), one end of the rear swing rod 4 is connected with the support 1 through a hinge point a41 (i.e. the rotation point of a parallelogram support a in the lifting mechanism in fig. 5), the other end is connected with the cabinet basket 2 through a hinge point B42 (i.e. the rotation point of a parallelogram multi-layer cabinet basket B in the lifting mechanism in fig. the end of the rear swing rod 4 is respectively hinged on the cabinet basket 2 and the support 1 and can rotate along with the lifting of the multi-layer cabinet basket 2, the end of the front swing rod 3 is respectively hinged on the cabinet basket 2 and the support 1 and can rotate, the hinge points of the rear swing rod 4 and the front swing rod 3, the cabinet basket 2 and the support 1 form a parallelogram mechanism.

As shown in fig. 2 and 4, an anti-collision block 6 is arranged on a support of the drop-down lifting frame of the hanging cabinet, an upper rotation limit position and a lower rotation limit position are arranged on the support 1, a rear swing rod 4 rotates between the upper rotation limit position and the lower rotation limit position, and a damping piece 5 is arranged at the upper rotation limit position. Go up rotation limit position and rotation limit position department down all be provided with anticollision piece 6, anticollision piece 6 has the anticollision face, and back pendulum rod 4 is in last rotation limit position and rotation limit position down and anticollision piece 6 looks butt through the anticollision face. Anticollision piece 6 in this embodiment sets up on the rotation track of back pendulum rod 4 for cushion the motion of back pendulum rod 4, nevertheless can understand, set up on the rotation track of preceding pendulum rod 3 or anticollision piece 6 sets up simultaneously on the rotation track of preceding pendulum rod 3 and back pendulum rod 4 when, can reach equally when anticollision piece 6 the utility model discloses a purpose belongs to the utility model discloses a protection range, concrete structure is similar with above-mentioned structure, and here is no longer repeated.

As shown in fig. 5 and 6, a front swing link 3 and a rear swing link 4 are mounted on both sides of the cabinet basket 2, an anti-torsion bar 7 is connected between hinge points a of the rear swing links 4, and the rear swing links 4 on the supports 1 on both sides are synchronously hinged with the anti-torsion bar 7 through anti-torsion pieces 8. The two ends of the torsion-proof bar 7 are fixedly connected with the torsion-proof piece 8 by adopting a key function structure which is mutually inserted and fixed. Specifically, the end of the torsion-proof bar 6 is provided with a non-circular hollow structure, and in the preferred embodiment, the torsion-proof bar 6 is a polygonal hollow structure as a whole. The non-circular hollow structure is a key function structure matched with the appearance structure of the torsion-proof piece 8, and the key function structure can be a non-circular hole directly arranged at the end part of the torsion-proof rod 6 or a key function structure mutually independent with the torsion-proof rod 6. The torsion preventing pieces 8 are fixedly inserted at both ends of the torsion preventing bar 7. Specifically, pin holes for preventing mutual transmission of key functional structures are reserved at two ends of the torsion-proof rod 7, pins or third screws extending into the torsion-proof rod 6 are installed in the pin holes, and the torsion-proof rod 7 and the torsion-proof piece 8 are fixedly connected into a whole through the pins or the third screws. Prevent turning round piece 8 and install in pin joint A department through first screw 81 and first gasket 82, be equipped with spacer ring 9 between support 1 and back pendulum rod 4, realize behind the fix with screw rotation of pendulum rod 4 and prevent turning round pole 7 for support 1, the tip of first screw 81 passes first gasket 82, spacer ring 9 and stretches into to prevent turning round in the piece 8. At the hinge point A1, the front swing link 3 forms a rotary fixed connection structure with the support 1 through a rivet pulling process.

As shown in fig. 5 and 7, the hinge structure at the hinge point B includes a rotating spacer 10, a second screw 91, and a second washer 92. Specifically, at the hinge point B, the rotary spacer 10 forms a rotary relationship between the rear swing link 4 and the basket side plate 21 of the basket 2, and the second screw 91 passes through the second gasket 92, the rear swing link 4, the rotary spacer 10, the basket side plate 21 and locks with the rear side plate of the uppermost basket 23, so as to form a rotary connection relationship of the rear swing link 4 relative to the basket 2. In this embodiment, the same hinge structure is adopted at the hinge point B1 and the hinge point B, and the connection structure of the front swing rod 3 and the cabinet basket 2 is similar to the above structure, and the description thereof is omitted.

In this embodiment, the basket 2 is preferably a multi-layer basket having multiple layers of storage compartments arranged in sequence from top to bottom and having multiple layers in the front-to-back direction, as shown in fig. 1-4. The multilayer cabinet basket comprises cabinet basket side plates 21, and an uppermost cabinet basket 23 and a plurality of lower cabinet baskets 22 (two lower cabinet baskets 22 are specifically arranged in the embodiment) which are clamped between the cabinet basket side plates 21, and the cabinet basket side plates 21, the plurality of lower cabinet baskets 22 and the uppermost cabinet basket 23 are preferably made of aluminum materials. The uppermost layer cabinet basket 23 and the plurality of lower layer cabinet baskets 22 are sequentially inserted and locked to form an integral frame structure with a plurality of layers of containing spaces. Specifically, the lower right edge of the uppermost cabinet basket 23 is provided with an insertion groove, the seat upper edge of the first lower cabinet basket 22 is provided with an insertion strip, the insertion strip is inserted into the insertion groove to form two layers of storage compartments, and the two layers of storage compartments are sequentially arranged in the longitudinal direction and are sequentially arranged in the transverse direction. By parity of reasoning, the multilayer cabinet basket with the required number of layers can be assembled by adopting the same inserting mode. Wherein, the length of a plurality of lower layer cabinet baskets 22 and the uppermost layer cabinet basket 23 can be changed along with the change of the width of the cabinet basket 2, thereby realizing that the cabinet basket 2 is changed along with the change of the width of the cabinet body.

As shown in fig. 8-9, the cabinet basket 2 is installed in the cabinet 12, the cabinet 12 encloses a plurality of storage spaces, and the support 1 is fixed in the storage space at the bottom of the cabinet 12 by screws. The support 1 is sleeved with a support cover 11, and the support cover 11 is sleeved on the support 1 after the crane is completely installed and debugged, so that an attractive shielding relation is formed.

When the cabinet basket 2 is in a retracted state, the rear swing rod 4 tilts backwards, collides with the damping piece 5 to form a damping effect, and finally leans against the anti-collision block 6, as shown in fig. 2; when the cabinet basket 2 is in a pull-down state, the rear swing rod 4 presses the anti-collision block 6 downwards to play a limiting role, as shown in fig. 4.

When the device is applied specifically, a user deduces the installation width of the multi-layer lifting frame for pulling down the hanging cabinet and the required widths of a plurality of lower-layer cabinet baskets 22 and the uppermost-layer cabinet basket 23 in the multi-layer cabinet baskets according to the width of the cabinet, and the customized production of the widths can be completed on the premise that other production processes are the same.

During the specific use, fix support 1 in cabinet body bottom with third screw 13 and can accomplish the installation, outwards pull out with hand power multilayer cabinet basket lower limb, it is spacing to form the decline when back pendulum rod 4 leans on anticollision piece 6, thereby realize the decline of multilayer cabinet basket, after putting or taking article, reuse hand push multilayer cabinet basket lower limb rises, push away behind 4 vertical points of back pendulum rod, multilayer cabinet basket is automatic to fall backwards, thereby form the ascending process of lift, thereby back pendulum rod 4 collides the buffering that damping piece 5 realized multilayer cabinet basket, thereby finally lean on and form spacingly on anticollision piece.

When specifically using, when multilayer cabinet basket is in the cabinet, because of it has multilayer structure for open the cabinet door and can see the article of accomodating on the multilayer cabinet basket on the crane, make things convenient for accomodating of article to take.

Example two

The structure of the drop-down lifting frame of the hanging cabinet is basically the same as that of the embodiment, and only the anti-collision piece adopts different structures. Therefore, the structure of the wall cupboard drop-down lifting frame is not described in detail here, and only the specific structure of the anti-collision piece will be described in detail below.

As shown in fig. 10 and 11, the preferred structure of the damping mechanism in this embodiment includes a rotary damper 51 and a gear block 52, the rotary damper 51 being mounted on the rear swing link 4, and the gear block 52 being in gear engagement with the rear swing link is mounted on the stand 1. Specifically, an arc-shaped through hole is formed in the support 1, the gear block 52 is fixedly installed on the outer side of the support 1, arc-shaped gear teeth are formed in the gear block 52 and correspond to the arc-shaped through hole in the support 1 in position, the rotary damper 51 is installed on the rear swing rod 4, a rotatable gear is arranged on the rotary damper 51, and the gear teeth of the gear are meshed with the gear teeth on the gear block 52 in the arc-shaped through hole. When the multilayer cabinet basket drives the rear swing rod 4 to rotate, the anti-collision piece can play a role in rotary damping. The anticollision piece in this embodiment sets up on the rotatory orbit of back pendulum rod 4 for cushion the motion of back pendulum rod 4, nevertheless can understand, set up on the rotatory orbit of preceding pendulum rod 3 or anticollision piece when setting up simultaneously in the rotatory orbit of preceding pendulum rod 3 and back pendulum rod 4 when the anticollision piece, equally can reach the utility model discloses a purpose belongs to the utility model discloses a protection domain, concrete structure is similar with above-mentioned structure, and the here is no longer repeated.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A drop-down lifting frame of a hanging cabinet, which comprises a support (1), a cabinet basket (2), a front swing rod (3) and a rear swing rod (4), one end of the front swing rod (3) is connected with the support (1) through a hinge point A1, the other end is connected with the cabinet basket (2) through a hinge point B1, one end of the rear swing rod (4) is connected with the support (1) through a hinge point A, the other end is connected with the cabinet basket (2) through a hinge point B, the hinge points of the rear swing link (4) and the front swing link (3) and the cabinet basket (2) and the support (1) form a parallelogram mechanism, it is characterized by also comprising a damping mechanism, wherein the support (1) is provided with an upper rotation limit position and a lower rotation limit position, the damping mechanism limits the front swing rod (3) or the rear swing rod (4) to rotate between the upper rotation limit position and the lower rotation limit position.

2. The drop crane of the hanging cabinet as claimed in claim 1, wherein the damping mechanism comprises a damping piece (5) and an anti-collision block (6), the damping piece (5) is arranged at an upper rotation limit position, the anti-collision block (6) is arranged at the upper rotation limit position and a lower rotation limit position, the anti-collision block (6) is provided with an anti-collision surface, and the front swing rod (3) or the rear swing rod (4) is abutted against the anti-collision block (6) at the upper rotation limit position and the lower rotation limit position through the anti-collision surface.

3. A cabinet hanging crane according to claim 1 wherein the damping mechanism comprises a rotary damper (51) and a gear block (52), the rotary damper (51) being mounted on the front swing link (3) or the rear swing link (4), the gear block (52) being mounted on the support (1) in gear engagement therewith.

4. The drop-down lifting frame of the hanging cabinet as claimed in any one of claims 1 to 3, wherein a torsion-proof bar (7) is connected between the hinge points A of the rear swing bars (4) at two sides of the cabinet basket (2), the end part of the torsion-proof bar (7) is provided with a non-circular hollow structure, and a torsion-proof piece (8) is fixedly inserted at the end part of the torsion-proof bar (7).

5. A cabinet-lifting crane according to claim 4, wherein pin holes are provided at both ends of the torsion bar (7), and a pin or a third screw is installed in the pin hole and extends into the torsion bar (7).

6. A wall cupboard drop-down crane according to claim 4, characterized in that the torsion-proof piece (8) is mounted at the hinge point A by a first screw (81), a space ring (9) is arranged between the support (1) and the rear swing link (4), and the end of the first screw (81) passes through the space ring (9) and extends into the torsion-proof piece (8).

7. A drop hanger for wall cupboards according to claim 1 wherein the hinge point B and the hinge point B1 are both hinged by the same hinge structure, i.e. comprising a rotary spacer ring (10) and a second screw (91), the rotary spacer ring (10) is arranged between the basket (2) and the front swing link (3) and between the basket (2) and the rear swing link (4), and the second screw (91) passes through the rotary spacer ring (10) and extends into the basket (2).

8. A wall cabinet drop-down lifting frame according to claim 1, wherein the cabinet basket (2) is a multilayer cabinet basket, the multilayer cabinet basket comprises cabinet basket side plates (21) and an uppermost cabinet basket (23) and a plurality of lower cabinet baskets (22) which are clamped between the cabinet basket side plates (21), the uppermost cabinet basket (23) and the plurality of lower cabinet baskets (22) are sequentially spliced and locked to form an integral frame structure with multilayer accommodating spaces, and the accommodating spaces are sequentially arranged up and down and have multiple layers in the front-back direction.

9. A cabinet drop down crane according to claim 8 wherein the length of the uppermost (23) and lower (22) baskets is variably adjustable as the width of the baskets is varied.

10. A drop-down lifting frame of a hanging cabinet as claimed in claim 1, wherein the cabinet basket (2) is mounted in the cabinet body (12), the cabinet body (12) is wrapped with a plurality of layers of storage spaces, the support (1) is fixed in the storage space at the bottom of the cabinet body (12), and the support (1) is sleeved with a support cover (11).

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