CN216166445U - Electric lifting sofa - Google Patents

Abstract

The utility model discloses an electric lifting sofa, which comprises a supporting bottom plate, wherein a plurality of longitudinal guide rods are uniformly distributed on the supporting bottom plate, a lifting plate capable of sliding up and down is connected among the longitudinal guide rods, a sofa chair body is arranged on the lifting plate, an electric lifting mechanism and a safety mechanism are respectively arranged on the supporting bottom plate, the electric lifting mechanism can drive the lifting plate to lift up and down along the longitudinal guide rods, the safety mechanism can enable the lifting plate to move upwards in a single direction to prevent the lifting plate from falling off accidentally, the lifting plate and the sofa chair body can be driven to realize the lifting function through the arrangement of the electric lifting mechanism, the proper height can be adjusted according to the requirements of users, and the practicability of the sofa is improved; the lifting plate can move upwards in a single direction only by arranging the safety mechanism, the lifting plate can be prevented from falling accidentally, and safety is improved.

Description

Electric lifting sofa

Technical Field

The utility model relates to the technical field of sofas, in particular to an electric lifting sofa.

Background

The "sofa" is a foreign word, which is transliterated according to the English word sofa. Is a multi-seat chair with soft cushions. The back-rest chair with spring or thick foamed plastic has armrests on two sides and is one kind of soft furniture. The origin of the sofa dates back to the ancient egypt of about 2000 b.c. but the soft package sofa with the real meaning appears from the end of the sixteen century to the beginning of the seventeen century.

Present sofa structure is comparatively fixed usually, can not carry out nimble lift adjustment according to the use needs of reality when in-service use, and the comfort degree and the flexibility that lead to using are relatively poor, can not be fine satisfies daily use needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric lifting sofa, which solves more than one problem in the background technology.

In order to achieve the purpose, the utility model adopts the following scheme: the utility model provides an electric lift sofa, includes the sofa chair body, still including the supporting baseplate the equipartition is equipped with a plurality of vertical guide arms on the supporting baseplate, is connected with gliding lifter plate from top to bottom in a plurality of vertical guide arms, the sofa chair body sets up on the lifter plate be equipped with electric lift mechanism and safety mechanism on the supporting baseplate respectively, electric lift mechanism can drive the lifter plate is along vertical guide arm oscilaltion, safety mechanism enables the unidirectional rebound of lifter plate and prevents that the lifter plate accident from dropping.

Furthermore, electric lift mechanism is including setting up transversely set up the first push rod motor on the supporting baseplate it has the bracing piece to articulate on the push rod axle of first push rod motor, the other end of bracing piece articulates and installs on the lifter plate.

Further, safety mechanism is including setting up supporting shoe on the supporting baseplate, the lifter plate is passed in the upper end activity of supporting shoe the equipartition interval is equipped with a plurality of dogtooths about one side of supporting shoe lateral shifting is equipped with the actuating mechanism of movable plate and drive movable plate one side of the movable plate is equipped with the elastic component that can block the latch in the dogtooth and enable the latch to retract, the up end of latch is the inclined plane structure that can cooperate with the lower terminal surface of dogtooth, the lower terminal surface of latch and the up end of dogtooth are the planar structure with the horizontal plane parallel and level.

Further, the driving mechanism is a second push rod motor, a push rod of the second push rod motor is fixedly connected with the moving plate, and the second push rod motor is fixed on the lifting plate through a bolt.

Further, the elastic member is a spring.

Furthermore, guide columns are arranged on one side, close to the moving plate, of the latch at left and right intervals, the guide columns are movably arranged on the moving plate in a penetrating mode, and the two springs are arranged on the guide columns respectively.

Furthermore, guide wheels with the number corresponding to that of the longitudinal guide rods are rotatably mounted on the lifting plate, and rolling surfaces of the guide wheels are attached to the longitudinal guide rods.

Furthermore, the number of the longitudinal guide rods is four, and the four longitudinal guide rods are uniformly distributed at four corners of the supporting base plate.

Furthermore, four corners of the lower end face of the supporting bottom plate are provided with supporting pads.

Furthermore, a cavity is arranged at the lower end of the sofa chair body, the supporting bottom plate and the lifting plate are both arranged in the cavity, and the cavity is fixedly connected with the lifting plate.

In summary, the beneficial effects of the utility model are as follows: the sofa chair body is fixed on the lifting plate, the lifting plate and the sofa chair body can be driven to realize the lifting function through the arrangement of the electric lifting mechanism, the proper height is adjusted according to the requirements of a user, and the practicability of the sofa is improved; the lifting plate can move upwards in a single direction only by arranging the safety mechanism, the lifting plate can be prevented from falling accidentally, and safety is improved.

Drawings

FIG. 1 is a perspective view of the sofa chair body of the present invention.

Fig. 2 is a schematic cross-sectional view of the present invention.

FIG. 3 is a partial schematic view of the present invention.

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the utility model. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The devices may be rotated 90 degrees or other orientations from different orientations and the spatially relative descriptors used therein should be interpreted as such and are not to be construed as limiting the utility model, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The utility model is further described in the following figures and detailed description: as shown in fig. 1 to 4, the sofa with electric lifting comprises a sofa body 10, and further comprises a supporting base plate 1, wherein four corners of the lower end surface of the supporting base plate 1 are respectively provided with a supporting pad 91, the supporting base plate 1 is uniformly provided with a plurality of longitudinal guide rods 2, a lifting plate 3 capable of sliding up and down is connected between the plurality of longitudinal guide rods 2, the lower end of the sofa body 10 is provided with a cavity 101, the supporting base plate 1 and the lifting plate 3 are both arranged in the cavity 101, the cavity 101 is fixedly connected with the lifting plate 3, the supporting base plate 1 is respectively provided with an electric lifting mechanism and a safety mechanism, the electric lifting mechanism can drive the lifting plate 3 to lift up and down along the longitudinal guide rods 2, the safety mechanism can make the lifting plate 3 move upwards in a unidirectional manner to prevent the lifting plate 3 from falling down accidentally, and fix the sofa body 10 on the lifting plate 3, through the arrangement of the electric lifting mechanism, the lifting plate 3 and the sofa chair body 10 can be driven to realize the lifting function, the proper height is adjusted according to the requirements of users, and the practicability of the sofa is improved; meanwhile, the plurality of longitudinal guide rods 2 are arranged, so that the lifting plate 3 can be stably lifted up and down, in addition, the lifting plate 3 can only move upwards in a single direction through the arrangement of the safety mechanism, the lifting plate 3 can be prevented from accidentally falling, and the safety is improved.

Referring to fig. 2, the electric lifting mechanism includes a first push rod motor 21 transversely disposed on the support base plate 1, a support rod 22 is hinged to a push rod shaft of the first push rod motor 21, the other end of the support rod 22 is hinged to the lifting plate 3, when the lifting plate needs to be lifted, the first push rod motor 21 drives the push rod shaft to retract inwards, so that the lifting plate 3 is driven by the support rod 22 to lift upwards along the longitudinal guide rod 2, and similarly, when the lifting plate needs to be lowered, the first push rod motor 21 drives the push rod shaft to move outwards.

Referring to fig. 2 and 4, the safety mechanism includes a supporting block 31 disposed on the supporting base plate 1, an upper end of the supporting block 31 movably passes through the lifting plate 3, a plurality of teeth 32 are uniformly spaced at an upper and a lower side of one side of the supporting block 31, a moving plate 33 and a driving mechanism for driving the moving plate 33 are disposed on the lifting plate 3 in a transverse movement manner, a latch 35 capable of being clamped into the teeth 32 and an elastic member 36 capable of retracting the latch 35 are disposed on one side of the moving plate 33, upper end surfaces of the latch 35 and lower end surfaces of the teeth 32 are both in a slope structure capable of being matched, lower end surfaces of the latch 35 and upper end surfaces of the teeth 32 are both in a plane structure flush with a horizontal plane, the driving mechanism is a second push rod motor 41, push rods of the second push rod motor 41 are fixedly connected with the moving plate 33, the second push rod motor 41 is fixed on the lifting plate 3 by bolts, the elastic part 36 is a spring, guide posts 61 are arranged on one side of the latch 35 close to the moving plate 33 at intervals from left to right, the guide posts 61 are movably arranged on the moving plate 33 in a penetrating mode, and the two springs are arranged on the guide posts 61 respectively.

The working principle of the safety mechanism is as follows: when the lifting plate 3 drives the second push rod motor 41 and the latch 35 to rise upwards, the upper end inclined plane of the latch 35 is in contact fit with the lower end inclined plane of the convex tooth 32, so that the latch 35 contracts inwards through the spring, meanwhile, the latch 35 can be clamped into the next convex tooth 32 from a new position, the lifting plate 3 can drive the sofa body 10 to rise normally, and when an accident occurs, if the first push rod motor 21 is damaged, the lifting plate 31 descends outwards intentionally, at the moment, the lower end surface of the latch 35 can abut against the upper end surface of the convex tooth 32, so that the lifting plate 31 is prevented from descending, and the safety during ascending and descending is ensured; when the lifting plate 3 needs to be lowered, the moving plate 33, the elastic member 36, and the latch 35 may be disengaged from the teeth 32 by driving the second pusher motor 41, so that the lifting plate 3 may be lowered.

In order to improve the smoothness of the lifting plate 3 during lifting, the lifting plate 3 is rotatably provided with guide wheels 71 corresponding to the number of the longitudinal guide rods 2, the rolling surfaces of the guide wheels 71 are attached to the longitudinal guide rods 2, and the guide wheels 71 are driven by the lifting plate 3 to be in contact with the longitudinal guide rods 2 during lifting, so that the lifting plate 3 can be lifted up and down smoothly.

As shown in fig. 3, the number of the longitudinal guide rods 2 is four, and the four longitudinal guide rods 2 are uniformly distributed at four corners of the supporting base plate 1, so that the strength of the supporting base plate 1 and the lifting plate 3 can be improved.

While there have been shown and described the fundamental principles and principal features of the utility model and advantages thereof with reference to the drawings, it will be understood by those skilled in the art that the utility model is not limited to the embodiments described above, which are given by way of illustration of the principles of the utility model, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides an electric lift sofa, includes sofa chair body (10), its characterized in that: still including supporting baseplate (1) the equipartition is equipped with a plurality of vertical guide arms (2) on supporting baseplate (1), is connected with gliding lifter plate (3) from top to bottom of ability between a plurality of vertical guide arms (2), sofa chair body (10) set up on lifter plate (3) be equipped with electric lift mechanism and safety mechanism on supporting baseplate (1) respectively, electric lift mechanism can drive lifter plate (3) are along vertical guide arm (2) oscilaltion, safety mechanism enables lifter plate (3) unidirectional rebound and prevents that lifter plate (3) accident from dropping.

2. The electrically-driven sofa of claim 1, wherein: the electric lifting mechanism comprises a first push rod motor (21) which is arranged on the supporting bottom plate (1) in a transverse mode, a push rod shaft of the first push rod motor (21) is hinged with a supporting rod (22), and the other end of the supporting rod (22) is hinged to the lifting plate (3).

3. The electrically-driven sofa of claim 1, wherein: insurance mechanism is including setting up supporting shoe (31) on supporting baseplate (1), the activity of the upper end of supporting shoe (31) passes lifter plate (3) equipartition interval is equipped with a plurality of dogtooths (32) about one side of supporting shoe (31) horizontal movement is equipped with moving plate (33) and drive moving plate (33) actuating mechanism on lifter plate (3) be equipped with latch (35) that can block in dogtooth (32) and elastic component (36) that can make latch (35) retract, the up end of latch (35) and the lower terminal surface of dogtooth (32) are ability matched with inclined plane structure, the up end of the lower terminal surface of latch (35) and dogtooth (32) is the planar structure with the horizontal plane parallel and level.

4. The electrically-driven sofa of claim 3, wherein: the driving mechanism is a second push rod motor (41), a push rod of the second push rod motor (41) is fixedly connected with the moving plate (33), and the second push rod motor (41) is fixed on the lifting plate (3) through a bolt.

5. The electrically-driven sofa of claim 3, wherein: the elastic piece (36) is a spring.

6. The electrically-driven sofa of claim 5, wherein: guide columns (61) are arranged on one side, close to the moving plate (33), of the latch (35) at left and right intervals, the guide columns (61) penetrate through the moving plate (33) movably, and the two springs are arranged and are arranged on the guide columns (61) respectively.

7. The electrically-driven sofa of claim 1, wherein: guide wheels (71) with the number corresponding to that of the longitudinal guide rods (2) are rotatably mounted on the lifting plate (3), and rolling surfaces of the guide wheels (71) are attached to the longitudinal guide rods (2).

8. The electrically-driven sofa of claim 1, wherein: the number of the longitudinal guide rods (2) is four, and the four longitudinal guide rods (2) are uniformly distributed at four corners of the supporting base plate (1).

9. The electrically-driven sofa of claim 1, wherein: four corners of the lower end face of the supporting bottom plate (1) are provided with supporting pads (91).

10. The electrically-driven sofa of claim 1, wherein: the sofa chair is characterized in that a cavity (101) is formed in the lower end of the sofa chair body (10), the supporting bottom plate (1) and the lifting plate (3) are arranged in the cavity (101), and the cavity (101) is fixedly connected with the lifting plate (3).

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