CN210747988U

CN210747988U - Lifting cabinet basket

Info

Publication number: CN210747988U
Application number: CN201921455990.2U
Authority: CN
Inventors: 张常华; 石意; 马中平
Original assignee: Foshan Qite Technology Co Ltd
Current assignee: Foshan Qite Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-16
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to a cabinet basket technical field, in particular to a lifting cabinet basket, which comprises a base frame, a cabinet basket and a folding arm, wherein the upper end and the lower end of the folding arm are respectively hinged on the cabinet basket and the base frame, the lower end of the folding arm is connected with a power-assisted buffer mechanism, the power-assisted buffer mechanism is characterized in that the power-assisted buffer mechanism comprises a rotating plate, the plate body of the rotating plate is fixedly connected with the lower end of the folding arm, one end of the rotating plate is connected with a power-assisted buffer spring, the other end of the power-assisted buffer spring is connected with a force-applying component, the force-applying component comprises a stretching chain for stretching the power-assisted buffer spring and a positioning hook plate, the positioning hook plate comprises a hook end for hooking and fixing the stretching chain and a rotating end for driving the hook end to hook/break away from the stretching chain, the rotating end is connected with a force-applying switch knob for driving the, the booster assembly is suitable for different loads of the cabinet basket, simple in structure and convenient to adjust.

Description

Lifting cabinet basket

Technical Field

The utility model relates to a cabinet basket technical field especially relates to a lift cabinet basket.

Background

In daily life, because the indoor space is limited, the storage devices with higher height, such as a wall cupboard, a top-standing bookcase, a wardrobe, etc. arranged in a kitchen or a bathroom are usually arranged indoors, so as to fully utilize the upper space, however, because the storage devices are arranged at higher positions, the taking and placing of articles are very inconvenient and have larger potential safety hazards, the Chinese utility model No. CN2472581Y 'lifting decorative cabinet' discloses a lifting decorative cabinet for storing articles (commercial) which comprises a shell, an inner cabinet, a connecting rod and a hydraulic device, the inner cabinet is lifted and lowered by the acting force of a tension spring and a hydraulic part through the pull rod and the connecting rod, so that the use is convenient, the space of a house can be effectively utilized by the superposition of the inner frame and the shell, the house condition is improved, however, the acting force of the lifting decorative cabinet by the tension spring and the hydraulic device can not be adjusted according to the load of the inner cabinet, when the load of the inner cabinet is heavier, after articles are taken and placed, the inner cabinet can be collected into the outer shell only by using larger thrust, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art current situation, provide a lift cabinet basket, the utility model discloses the regulation of achievable helping hand buffer gear effort to the different loads of adaptation cabinet basket.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lift cabinet basket, includes bed frame, cabinet basket and exhibition receipts arm, and the upper and lower both ends of exhibition receipts arm articulate respectively on cabinet basket and bed frame, and the lower extreme of exhibition receipts arm is connected with and is used for providing the helping hand and for the pull-down abduction of cabinet basket provides the helping hand buffer gear of buffering for the rising adduction of cabinet basket, a serial communication port, helping hand buffer gear include the rotor plate, the lower extreme fixed connection of the board body and the exhibition receipts arm of rotor plate, the one end of rotor plate is connected with helping hand buffer spring, the other end of helping hand buffer spring is connected with afterburning the subassembly, afterburning the subassembly including the tensile chain and the location hook plate that are used for tensile helping hand buffer spring, the location hook plate is including the end of the hook that is used for the fixed tensile chain of hook and being used for driving the rotation end hook/break away from the tensile chain, the rotation end is connected with and is used.

Preferably, the power-assisted buffer mechanism further comprises an air spring arranged along the inclined direction and hydraulic damping arranged along the horizontal direction, one end of the air spring is hinged to the base frame, the other end of the air spring is hinged to one end, away from the power-assisted buffer spring, of the rotating plate, and a top block used for supporting the movable end of the hydraulic damping is further fixed to one end, away from the power-assisted buffer spring, of the rotating plate.

Preferably, the boost switch knob is fixedly connected with a rotating shaft, the other end of the rotating shaft penetrates through the base frame and is fixedly connected with a driving rod, and the free end of the driving rod is hinged with the rotating end of the positioning hook plate through a driving rod.

Preferably, a limiting part is further arranged on the side wall of the base frame, the limiting part is arranged between the driving rod and the rotating plate, a first limiting surface for limiting the rotation angle of the driving rod is formed on one side of the limiting part close to the driving rod, a longitudinal limiting surface for limiting the rotation angle of the rotating plate is formed on one side of the limiting part close to the rotating plate, and a transverse limiting surface for limiting the rotation angle of the rotating plate is formed on the upper end surface of the limiting part.

Preferably, a through hole is formed at the joint of the hooking end and the rotating end, and the positioning hook plate penetrates through the through hole through a rotating connecting piece and is rotatably fixed on the base frame.

Preferably, one end of the extension chain, which is far away from the power-assisted buffer spring, is connected with a return spring, and the other end of the return spring is connected with the base frame.

Preferably, helping hand buffer gear still include the pivot connecting piece, the pivot connecting piece runs through the lateral wall and the exhibition arm of rotor plate, bed frame in proper order, pivot connecting piece and bed frame rotatable coupling, the non-circular hole that supplies the pivot connecting piece to run through is seted up with the rotor plate to the exhibition arm of receiving, the cross section of the junction of pivot connecting piece and rotor plate and exhibition arm is non-circular hole matched with non-circular hole cross section respectively.

Preferably, both sides exhibition receipts arm between be equipped with the connecting rod, one side that the bed frame lateral wall was kept away from to exhibition receipts arm is fixed with the connecting rod mounting panel, the both ends of connecting rod are inlayed and are located in the connecting rod mounting panel.

The beneficial effects of the utility model reside in that:

1) the utility model discloses a switching of afterburning subassembly is realized in afterburning switch knob's rotation to adapt to the different loads of cabinet basket, afterburning subassembly simple structure adjusts the convenience, and product application scope is wide.

2) The utility model discloses a helping hand buffer spring, air spring and hydraulic damping mutually support, effectively improve the abduction/adduction of cabinet basket and move stationarity, security and smooth and easy nature.

Drawings

FIG. 1 is a schematic structural view of a cabinet basket in an unfolded state;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic structural view of a rotating shaft connector;

FIG. 4 is a schematic view of the cabinet basket in a retracted state;

FIG. 5 is another schematic view of the cabinet basket in an expanded state;

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments:

referring to fig. 1-5, the present invention discloses a lifting basket 2, which comprises a base frame 1, a basket 2 and a retractable arm 3, wherein the upper and lower ends of the retractable arm 3 are respectively hinged to the outer sidewall of the basket 2 and the inner sidewall of the base frame 1, the lower end of the retractable arm 3 is connected to a power buffering mechanism 4 for providing power for the upward retraction of the basket 2 and buffering for the downward extension of the basket 2, the power buffering mechanism 4 comprises a rotating plate 41, the plate body of the rotating plate 41 is fixedly connected to the lower end of the retractable arm 3, one end of the rotating plate 41 is connected to a power buffering spring 43, the other end of the power buffering spring 43 is connected to a force applying assembly 44, the force applying assembly 44 comprises a tension chain 441 for stretching the power buffering spring 43 and a positioning hook plate 442, the positioning hook plate 442 comprises a hook end 4421 for hooking and fixing the tension chain 441 and a rotation end 4422 for hooking/releasing the tension chain with the movable hook end 4421, the rotating end 4422 is connected with a force switch knob 443 for driving the positioning hook plate 442 to rotate.

The utility model discloses a lift cabinet basket 2 finishes at the unit mount back, accessible screw is installed bed frame 1 in the storing cabinet body if the kitchen wall cabinet, the installation is simple and convenient, be convenient for pull-down cabinet basket 2, can set up handle 21 in cabinet basket 2 below, through pull-down handle 21, exhibition receipts arm 3 uses its articulated department with bed frame 1 to rotate outward as the axle center, cabinet basket 2 descends to the cabinet is external, be convenient for get and put article, helping hand buffer gear 4 provides the buffer power for the decline of cabinet basket 2 this moment, cabinet basket 2 can descend slowly and gently, get and put and finish, upwards promote handle 21, exhibition receipts arm 3 uses its articulated department with bed frame 1 to rotate inward as the axle center, cabinet basket 2 rises to the internal, helping hand buffer gear 4 provides the helping hand for the rising of cabinet basket 2 this moment, cabinet basket 2 steadily rises.

The utility model discloses be equipped with afterburning subassembly 44, multiplicable helping hand buffer gear 4's effort, its theory of action is as follows:

referring to fig. 2, when a heavy article is required to be loaded on basket 2, the extension/contraction degree of extension/contraction buffering spring 43 is adjusted by extending the force-assisting buffering spring 43 by the extension cord, and then the rotating end 4422 of the positioning hook plate 442 is driven and rotated by rotating the force-applying switch knob 443, and the interlocking hook end 4421 hooks and fixes the extension chain 441, as shown in fig. 4, when a heavy article is not required, the positioning hook plate 442 is separated from the extension chain 441 by rotating the force-applying switch knob 443 in the reverse direction, and the force-applying state is released.

As an embodiment of the present invention, one end of the tension chain 441 far away from the power-assisted buffer spring 43 is connected with a return spring 444, and the other end of the return spring 444 is connected with the base frame 1, so as to facilitate the automatic return of the tension chain 441 when the force application state is released.

The utility model has three acting force modes in the using process, 1) a light load mode, and the positioning hook plates 442 and the stretching chains 441 on the two sides of the cabinet basket 2 are in a separation state; 2) in the medium load mode, at this time, the positioning hook plate 442 on one side of the cabinet basket 2 is hooked and fixed with the stretching chain 441, and the positioning hook plate 442 on the other side is in a separation state from the stretching chain 441; 3) in the heavy load mode, the positioning hook plates 442 on both sides of the basket 2 are hooked and fixed to the tension chain 441.

The utility model discloses a switching of afterburning subassembly 44 is realized in the rotation of afterburning switch knob 443 to adapt to the different loads of cabinet basket 2, afterburning subassembly 44 simple structure, it is convenient to adjust, and product application scope is wide.

As a specific embodiment of the present invention, the through hole is opened at the joint of the hooking end 4421 and the rotation end 4422, and the positioning hook plate 442 is fixed on the base frame 1 by a rotation connector through the through hole.

As a concrete implementation mode of the utility model, still be provided with the driven arm along 3 parallel directions of exhibition receipts arm, the driven arm is articulated mutually with the inside wall of bed frame 1 and cabinet basket 2's outside wall, forms parallel double-rod structure with exhibition receipts arm 3, improves cabinet basket 2's motion smoothness.

Referring to fig. 3, as an embodiment of the present invention, the power-assisted buffer mechanism 4 further comprises a rotating shaft connector 45, the rotating shaft connector 45 sequentially penetrates through the rotating plate 41, the side wall of the base frame 1 and the unfolding/folding arms 3, the rotating shaft connector 45 is rotatably connected with the base frame 1, the unfolding/folding arms 3 and the rotating plate 41 are provided with non-circular holes for the rotating shaft connector 45 to penetrate through, the cross sections of the joints of the rotating shaft connector 45, the rotating plate 41 and the unfolding/folding arms 3 are non-circular cross sections 451 matched with the non-circular holes respectively, the non-circular cross sections 451 are matched with the non-circular holes, so that the two do not rotate relatively, in this embodiment, the non-circular hole is a long strip-shaped hole, the non-circular section 451 is a long strip-shaped section, when the long strip-shaped cross section penetrates through the corresponding long strip-shaped hole, the long strip-shaped cross section and the corresponding long strip-shaped hole do not rotate relatively, and therefore the fixed connection between the folding arm 3 and the rotating plate 41 is achieved.

The side wall of the base frame 1 is provided with a shaft hole for the rotating shaft connecting piece 45 to pass through, and a meson can be embedded in the shaft hole for improving the rotating smoothness of the rotating shaft connecting piece 45.

Refer to fig. 5 and show, as the utility model discloses a concrete implementation mode, both sides exhibition receipts arm 3 between be equipped with connecting rod 22, one side that the frame 1 lateral wall was kept away from to exhibition receipts arm 3 is fixed with connecting rod mounting panel 23, the both ends of connecting rod 22 are inlayed and are located connecting rod mounting panel 23, realize the synchronous operation of both sides exhibition receipts arm 3 through connecting rod 22, stability when effectively improving cabinet basket 2 and moving.

As a specific implementation manner of the utility model, helping hand buffer gear 4 still includes the air spring 46 that sets up along the incline direction and the hydraulic damping 47 that sets up along the horizontal direction, and the one end of air spring 46 articulates on bed frame 1, and the other end articulates in one of helping hand buffer spring 43 is kept away from to rotor plate 41, and the one end that helping hand buffer spring 43 was kept away from to rotor plate 41 still is fixed with the kicking block 42 that is used for supplying hydraulic damping 47's expansion end top to.

Referring to fig. 1 to 2, in the process of descending and unfolding the cabinet basket 2, the unfolding and folding arms 3 rotate outwards by taking the rotating shaft connecting piece 45 as an axis, the linkage rotating plate 41 rotates from a vertical state to a transverse state, the air spring 46 on one side of the rotating plate 41 is stressed and compressed, the power-assisted buffer spring 43 on the other side of the rotating plate 41 is stressed and stretched, the air spring 46 on the other side of the rotating plate 41 is stressed and compressed, at the moment, the descending of the cabinet basket 2 is buffered by the tension of the power-assisted buffer spring 43 and the resistance of the air spring 46, the cabinet basket 2 descends stably and gently, when the air spring 46 reaches the compression limit and is locked, the cabinet basket 2 stops moving, the cabinet basket is in the unfolding state, and a user can.

Referring to fig. 4, in the ascending and inward-retracting process of the cabinet basket 2, the unfolding and folding arm 3 rotates inwards by taking the rotating shaft connecting piece 45 as an axis, the linkage rotating plate 41 rotates from a horizontal state to a vertical state, the gas spring 46 and the boosting buffer spring 43 provide boosting force, the cabinet basket 2 can ascend gently, when the rotating plate 41 rotates to be close to the vertical state, the top block 42 on the rotating plate 41 is close to and abuts against the hydraulic damper 47, the ascending and inward-retracting motion of the cabinet basket 2 is buffered, the cabinet basket 2 is prevented from colliding with the inside of the base frame 1, when the gas spring 46 extends to the limit and is locked, the cabinet basket 2 stops moving, the cabinet basket 2 is kept hidden in the cabinet body, and the cabinet basket is in the inward-retracting state.

The utility model discloses a helping hand buffer spring 43, air spring 46 and hydraulic damping 47 mutually support, effectively improve the stationarity, the security and the smooth and easy nature of the abduction/adduction motion of cabinet basket 2.

As a specific embodiment of the present invention, the boost switch knob 443 is fixedly connected with the rotating shaft 445, in this embodiment, the cross section of the connecting portion of the rotating shaft 445 and the boost switch knob 443, the connecting portion of the driving rod 446 are D-shaped structures, the boost switch knob 443 is convexly provided with a D-shaped hollow sleeve, the locking between the two is formed, the other end of the rotating shaft 445 runs through the base frame 1 and the driving rod 446, and the free end of the driving rod 446 is mutually hinged to the rotating end 4422 of the positioning hook plate 442 through the transmission rod 447.

In the operation process, the force application switch knob 443 is rotated to drive the rotating shaft 445 to rotate, the linkage driving rod 446 rotates by taking the rotating shaft 445 as an axis, the transmission rod 447 hinged with the free end of the driving rod 446 is driven to rotate, and then the other end of the transmission rod 447 drives the rotating end 4422 of the positioning hook plate 442 to rotate.

As a specific embodiment of the present invention, the side wall of the base frame 1 is further provided with a limiting member 5, the limiting member 5 is disposed between the driving rod 446 and the rotating plate 41, one side of the limiting member 5 close to the driving rod 446 forms a first limiting surface 51 for limiting the rotating angle of the driving rod 446, one side of the limiting member 5 close to the rotating plate 41 forms a longitudinal limiting surface 52 for limiting the rotating angle of the rotating plate 41, and the upper end surface of the limiting member 5 forms a transverse limiting surface 53 for limiting the rotating angle of the rotating plate 41.

Of course, the above illustration is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so all equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lifting cabinet basket comprises a base frame, a cabinet basket and unfolding and folding arms arranged at two sides of the cabinet basket, wherein the upper end and the lower end of each unfolding and folding arm are respectively hinged on the cabinet basket and the base frame, the lower ends of the unfolding and folding arms are connected with a power-assisted buffer mechanism used for providing power for the upward folding and the downward unfolding of the cabinet basket and buffering the downward unfolding of the cabinet basket, the booster buffer mechanism is characterized by comprising a rotating plate, a plate body of the rotating plate is fixedly connected with the lower end of an unfolding and folding arm, one end of the rotating plate is connected with a booster buffer spring, the other end of the booster buffer spring is connected with a boosting assembly, the boosting assembly comprises a stretching chain and a positioning hook plate, the stretching chain is used for stretching the booster buffer spring, the positioning hook plate comprises a hook buckle end used for hooking and fixing the stretching chain and a rotating end used for driving the hook buckle end to hook buckle/break away from the stretching chain, and the rotating end is connected with a boosting switch knob used for driving the positioning hook plate to rotate.

2. The lift basket according to claim 1, wherein the power-assisted damping mechanism further comprises an air spring disposed in an inclined direction and a hydraulic damper disposed in a horizontal direction, one end of the air spring is hinged to the base frame, the other end of the air spring is hinged to an end of the rotating plate away from the power-assisted damping spring, and a top block for supporting a movable end of the hydraulic damper is further fixed to an end of the rotating plate away from the power-assisted damping spring.

3. The liftable basket according to claim 1, wherein the force application switch knob is fixedly connected with a rotating shaft, the other end of the rotating shaft penetrates through the base frame and is fixedly connected with a driving rod, and the free end of the driving rod is hinged with the rotating end of the positioning hook plate through a driving rod.

4. The lift basket according to claim 3, wherein a limiting member is further disposed on the sidewall of the base frame, the limiting member is disposed between the driving rod and the rotating plate, a first limiting surface for limiting the rotation angle of the driving rod is formed on a side of the limiting member close to the driving rod, a longitudinal limiting surface for limiting the rotation angle of the rotating plate is formed on a side of the limiting member close to the rotating plate, and a transverse limiting surface for limiting the rotation angle of the rotating plate is formed on an upper end surface of the limiting member.

5. The liftable basket according to any one of claims 1 to 4, wherein a through hole is formed at the junction of the hooking end and the rotating end, and the positioning hook plate is rotatably fixed on the base frame by a rotary connector penetrating through the through hole.

6. A lifting cabinet basket according to any one of claims 1 to 4, wherein one end of the tension chain remote from the power-assisted cushioning spring is connected to a return spring, the other end of the return spring being connected to the base frame.

7. The lifting basket according to any one of claims 1 to 4, wherein the power-assisted cushioning mechanism further comprises a rotating shaft connecting member, the rotating shaft connecting member sequentially penetrates through the rotating plate, the side wall of the base frame and the unfolding and folding arms, the rotating shaft connecting member is rotatably connected with the base frame, the unfolding and folding arms and the rotating plate are provided with non-circular holes for the rotating shaft connecting member to penetrate through, and the cross sections of the joints of the rotating shaft connecting member, the rotating plate and the unfolding and folding arms are non-circular sections matched with the non-circular holes respectively.

8. The lifting cabinet basket according to any one of claims 1 to 4, wherein a connecting rod is arranged between the unfolding and folding arms at two sides, a connecting rod mounting plate is fixed at one side of the unfolding and folding arms far away from the side wall of the base frame, and two ends of the connecting rod are embedded in the connecting rod mounting plate.