CN218942678U

CN218942678U - Safe and attractive electric drive lifting mechanism

Info

Publication number: CN218942678U
Application number: CN202223529781.2U
Authority: CN
Inventors: 张月静; 陶茂咏
Original assignee: Changzhou Xieshou Smart Home Co ltd
Current assignee: Changzhou Xieshou Smart Home Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-02
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of sofas and discloses a safe and attractive electric drive lifting mechanism which comprises a base, wherein the back of the top of the base is fixedly connected with a backrest, the left side and the right side of the top of the base are fixedly connected with armrests, a driving mechanism is arranged in the base, a cushion lifting mechanism is arranged at the top of the driving mechanism, a moving mechanism is arranged at the bottom of the base, the driving mechanism comprises a motor, a first screw rod, a first belt pulley, a belt, a second belt pulley and a second screw rod, the motor is fixedly connected to the back of the left side of the bottom in the base, and the first screw rod is fixedly connected to the right end of an output shaft of the motor. This safe pleasing to the eye formula electricity drives elevating system drives two lead screws through actuating mechanism's motor and rotates in step to the spiral direction of every lead screw all falls into about opposite two sections, thereby makes two sliders be close to in step or separate, thereby highly through hinge rod control cushion, and because the existence of baffle, can shelter from inner structure, safe and pleasing to the eye again.

Description

Safe and attractive electric drive lifting mechanism

Technical Field

The utility model relates to the technical field of sofas, in particular to a safe and attractive electric drive lifting mechanism.

Background

The sofa is a multi-seat chair with cushions. The back rest chair with springs or thick foam plastic and the like is provided with armrests on two sides, and is one of soft furniture.

The utility model provides a folding sofa goes up and down, is disclosed for CN209202505U, includes back, side pad, first slide, sliding sleeve, locking device, first telescopic link, pneumatic rod, cushion, base, ground connection pad, dwang, second slide, hinge, handrail, pivot, support and second telescopic link, utilizes the inside support that is equipped with of cushion, be connected with soft plastic materials between the support and reach the purpose that cushion middle part position can be folding, utilize cushion outside middle part position to be equipped with the handrail, can pull the handrail and pull out cushion folding portion, utilize the one end of cushion side connection hinge, the other end of hinge is connected the side pad, reach the purpose that the side pad can be folding with the sliding sleeve, the department that meets first slide and second slide is slided to the sliding sleeve, utilize locking device fixed sliding sleeve, utilize the one end of sliding sleeve fixed connection first telescopic link, first telescopic link other end fixed connection ground connection pad, reach the purpose of propping up the side pad, utilize the pneumatic rod that the cushion lower extreme was equipped with of cushion, reach can adjust the cushion height.

The lifting structure of the lifting folding sofa is basically exposed, so that the lifting folding sofa is very attractive in appearance and has potential safety hazards of foot smashing, and the lifting folding sofa can be improved aiming at the problem.

Disclosure of Invention

The utility model aims to provide a safe and attractive electric drive lifting mechanism so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the safe and attractive electric drive lifting mechanism comprises a base, wherein the back of the top of the base is fixedly connected with a backrest, the left side and the right side of the top of the base are fixedly connected with armrests, a driving mechanism is arranged inside the base, a cushion lifting mechanism is arranged at the top of the driving mechanism, and a moving mechanism is arranged at the bottom of the base.

The driving mechanism comprises a motor, a first screw rod, a first belt pulley, a belt, a second belt pulley and a second screw rod, wherein the motor is fixedly connected to the back of the left side of the inner bottom of the base, the first screw rod is fixedly connected to the right end of an output shaft of the motor, the first belt pulley is fixedly connected to the left side of an outer ring of the first screw rod, the belt is sleeved on the outer ring of the first belt pulley, the second belt pulley is sleeved on the front of the inner ring of the belt, and the second screw rod is fixedly connected to the center of the second belt pulley.

Preferably, the cushion elevating system includes cushion, slider, hinge rod, hinged support and baffle, cushion swing joint is in the base top, slider sliding connection is in lead screw one and lead screw two tops, the hinge rod bottom articulates in slider top openly, hinged support fixed connection is in cushion bottom left side, baffle fixed connection is in cushion bottom openly.

Preferably, the moving mechanism comprises telescopic ground feet and universal wheels, wherein the telescopic ground feet are fixedly connected to the bottom of the base, and the universal wheels are fixedly connected to the bottom of the base.

Preferably, the right end of the first screw rod is rotatably connected to the back surface of the right side in the base through a bearing, and the left and right ends of the second screw rod are rotatably connected to the inner walls of the left and right sides in the base through bearings, so that the first screw rod and the second screw rod are stable and can rotate.

Preferably, the inside two ball nut pairs that are provided with of slider, the slider is provided with two altogether and is located the top left side and the right side of lead screw one and lead screw two respectively, two the slider is all through ball nut pair slip in lead screw one and lead screw two, the free bearing is provided with two altogether and is located cushion bottom left side and right side respectively, the free bearing bottom articulates in the hinge top, every group all be provided with two hinge between slider and the free bearing to can drive the cushion through the hinge when the slider removes and go up and down, and it is more steady.

Preferably, the screw threads of the left section and the right section of the screw rod I and the screw rod II are opposite in direction, so that the two groups of sliding blocks move synchronously in opposite directions or in opposite directions.

Preferably, the telescopic ground feet and the universal wheels are provided with four groups and are respectively positioned at four corners of the bottom of the base, so that the telescopic ground feet and the universal wheels are stable when integrally moved and fixed.

Preferably, two sliding rails are fixedly connected to the inner bottom of the base and are respectively located on the front face and the back face, and the bottoms of the two groups of sliding blocks slide on the sliding rails so as to be supported, so that the first screw rod and the second screw rod are protected from deformation due to stress.

Compared with the prior art, the utility model provides a safe and attractive electric drive lifting mechanism, which has the following beneficial effects:

1. this safe pleasing to the eye formula electricity drives elevating system drives two lead screws through actuating mechanism's motor and rotates in step to the spiral direction of every lead screw all falls into about opposite two sections, thereby makes two sliders be close to in step or separate, thereby highly through hinge rod control cushion, and because the existence of baffle, can shelter from inner structure, safe and pleasing to the eye again.

2. This safe pleasing to the eye formula electricity drives elevating system owing to be provided with moving mechanism, can remove through the universal wheel to can fix through flexible lower margin, conveniently shift.

Drawings

FIG. 1 is a schematic view of a front perspective structure of the present utility model;

FIG. 2 is a schematic top perspective view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is a schematic view of the bottom structure of the present utility model.

In the figure: 1. a base; 2. a backrest; 3. an armrest; 4. a driving mechanism; 401. a motor; 402. a first screw rod; 403. a first belt pulley; 404. a belt; 405. a belt pulley II; 406. a second screw rod; 5. a cushion lifting mechanism; 501. a cushion; 502. a slide block; 503. a hinge rod; 504. a hinged support; 505. a baffle; 6. a moving mechanism; 601. telescoping the ground feet; 602. and a universal wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-4, the present utility model provides a technical solution: the safe and attractive type electric drive lifting mechanism comprises a base 1, wherein a backrest 2 is fixedly connected to the back of the top of the base 1, an armrest 3 is fixedly connected to the left side and the right side of the top of the base 1, a driving mechanism 4 is arranged inside the base 1, the driving mechanism 4 comprises a motor 401, a first screw rod 402, a first belt pulley 403, a belt 404, a second belt pulley 405 and a second screw rod 406, the motor 401 is fixedly connected to the back of the left side of the bottom in the base 1, the first screw rod 402 is fixedly connected to the right end of an output shaft of the motor 401, the first belt pulley 403 is fixedly connected to the left side of an outer ring of the first screw rod 402, the belt 404 is sleeved on the outer ring of the first belt pulley 403, the second belt pulley 405 is sleeved on the front of an inner ring of the belt 404, the second screw rod 406 is fixedly connected to the center of the second belt pulley 405, the right end of the first screw rod 402 is rotatably connected to the back of the right side in the base 1 through a bearing, and the left end and the right ends of the second screw rod 406 are rotatably connected to the inner walls of the left side and the base 1 through bearings so that the first screw rod 402 and the second screw rod 406 are stable and can rotate.

The top of the driving mechanism 4 is provided with a cushion lifting mechanism 5, the cushion lifting mechanism 5 comprises a cushion 501, a slide block 502, a hinge rod 503, a hinge seat 504 and a baffle 505, the cushion 501 is movably connected to the top of the base 1, the slide block 502 is slidably connected to the tops of the first screw rod 402 and the second screw rod 406, the screw thread directions of the left section and the right section of the first screw rod 402 and the second screw rod 406 are opposite, so that the two groups of slide blocks 502 move oppositely or synchronously, two slide rails are fixedly connected to the bottom of the base 1 and respectively positioned on the front surface and the back surface, the bottoms of the two groups of slide blocks 502 are respectively slid on the slide rails so as to be supported, thereby protecting the first screw rod 402 and the second screw rod 406 from deformation due to stress, the bottom end of the hinge rod 503 is hinged to the front surface of the top of the slide block 502, the hinge seat 504 is fixedly connected to the left side of the bottom of the cushion 501, two ball nut pairs are arranged inside the slide block 502, the slide blocks 502 are totally provided with two slide blocks and are respectively positioned on the left side and the right side of the top of the first screw rod 402 and the second screw rod 406, the two sliding blocks 502 slide on the first screw rod 402 and the second screw rod 406 respectively through the ball nut pair, the hinged support 504 is provided with two pairs and is respectively positioned on the left side and the right side of the bottom of the seat cushion 501, the bottom of the hinged support 504 is hinged to the top end of the hinged rod 503, two hinged rods 503 are respectively arranged between each group of sliding blocks 502 and the hinged support 504, so that the seat cushion 501 can be driven to lift through the hinged rods 503 when the sliding blocks 502 move, the sliding blocks 505 are more stable, the front surface of the bottom of the seat cushion 501 is fixedly connected, the two screw rods are driven to synchronously rotate through the motor 401 of the driving mechanism 4, and the spiral direction of each screw rod is divided into two sections with left and right opposite directions, so that the two sliding blocks 502 are synchronously close to or separated, the height of the seat cushion 501 is controlled through the hinged rods 503, and the internal structure can be shielded, so that the sliding blocks are safe and attractive.

The base 1 bottom is provided with moving mechanism 6, and moving mechanism 6 includes flexible lower margin 601 and universal wheel 602, and flexible lower margin 601 fixed connection is in base 1 bottom, and universal wheel 602 fixed connection is in base 1 bottom, and flexible lower margin 601 and universal wheel 602 are provided with four sets of and are located base 1 bottom four corners respectively to it is steady when wholly removing and fixed, owing to be provided with moving mechanism 6, can remove through universal wheel 602, and can fix through flexible lower margin 601, conveniently shift.

In the actual operation process, when the device is used, after moving the device to a designated position through the universal wheels 602, the device is fixed through the telescopic anchor 601, when the height of the cushion 501 is required to be adjusted, the motor 401 can drive the first screw rod 402 and the first belt pulley 403 to rotate, so that the belt 404 drives the second belt pulley 405 to synchronously rotate, so that the second screw rod 406 is driven to synchronously rotate, the two sliding blocks 502 are enabled to oppositely or reversely move, the hinged support 504 is lifted or pulled down through the hinge rod 503, the cushion 501 is driven to lift, the baffle 505 on the front side of the bottom of the cushion 501 can shield the internal structure, and the aesthetic property is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. Safe pleasing to eye formula electricity drives elevating system, including base (1), its characterized in that: the back of the top of the base (1) is fixedly connected with a backrest (2), the left side and the right side of the top of the base (1) are fixedly connected with armrests (3), a driving mechanism (4) is arranged in the base (1), a cushion lifting mechanism (5) is arranged at the top of the driving mechanism (4), and a moving mechanism (6) is arranged at the bottom of the base (1);

the driving mechanism (4) comprises a motor (401), a first screw rod (402), a first belt pulley (403), a belt (404), a second belt pulley (405) and a second screw rod (406), wherein the motor (401) is fixedly connected to the left back surface of the inner bottom of the base (1), the first screw rod (402) is fixedly connected to the right end of an output shaft of the motor (401), the first belt pulley (403) is fixedly connected to the left side of an outer ring of the first screw rod (402), the belt (404) is sleeved on the outer ring of the first belt pulley (403), the second belt pulley (405) is sleeved on the front surface of an inner ring of the belt (404), and the second screw rod (406) is fixedly connected to the center of the second belt pulley (405).

2. The safety and aesthetic electrically driven lift mechanism of claim 1, wherein: the cushion elevating system (5) includes cushion (501), slider (502), hinge (503), hinged support (504) and baffle (505), cushion (501) swing joint is in base (1) top, slider (502) sliding connection is in lead screw one (402) and lead screw two (406) top, hinge (503) bottom articulates in slider (502) top openly, hinged support (504) fixed connection is in cushion (501) bottom left side, baffle (505) fixed connection is in cushion (501) bottom openly.

3. The safety and aesthetic electrically driven lift mechanism of claim 1, wherein: the moving mechanism (6) comprises a telescopic ground leg (601) and a universal wheel (602), wherein the telescopic ground leg (601) is fixedly connected to the bottom of the base (1), and the universal wheel (602) is fixedly connected to the bottom of the base (1).

4. The safety and aesthetic electrically driven lift mechanism of claim 1, wherein: the right end of the first screw rod (402) is rotationally connected to the back surface of the right side in the base (1) through a bearing, and the left end and the right end of the second screw rod (406) are rotationally connected to the inner walls of the left side and the right side in the base (1) through bearings.

5. The safety and aesthetic electrically driven lift mechanism of claim 2, wherein: the novel seat is characterized in that two ball nut pairs are arranged inside the sliding block (502), the sliding block (502) is provided with two pairs of ball nuts and is respectively located on the left side and the right side of the top of the first screw rod (402) and the second screw rod (406), the two sliding blocks (502) slide on the first screw rod (402) and the second screw rod (406) through the ball nut pairs, the hinged support (504) is provided with two pairs of ball nuts and is respectively located on the left side and the right side of the bottom of the seat cushion (501), the bottom of the hinged support (504) is hinged to the top end of the hinged rod (503), and two hinged rods (503) are respectively arranged between each group of sliding block (502) and the hinged support (504).

6. The safety and aesthetic electrically driven lift mechanism of claim 1, wherein: the screw threads of the left section and the right section of the screw rod I (402) and the screw rod II (406) are opposite in direction.

7. A safety and aesthetic electrically driven lifting mechanism according to claim 3, characterized in that: four groups of telescopic legs (601) and universal wheels (602) are arranged at four corners of the bottom of the base (1) respectively.