CN217827314U - Intelligent electric folding multifunctional sofa bed - Google Patents

Abstract

The utility model discloses an intelligent electric folding multifunctional sofa bed, which comprises a sofa seat, a turnover frame and a first transmission device for transmitting the rotation of the turnover frame; the folding frame comprises a first folding frame and a second folding frame, one end of the first folding frame is pivoted to the sofa seat, and one end of the second folding frame is pivoted to the other end of the first folding frame; the first transmission device is arranged on the sofa seat and is used for transmitting the first turnover frame to drive the second turnover frame to fold or extend; the first transmission device drives the first turnover frame to drive the second turnover frame to fold to form a rest sofa or drives the first turnover frame to drive the second turnover frame to extend to form a rest bed. When folded, the first turnover frame is driven by the first transmission device to rotate upwards and backwards, so that the second turnover frame and the first turnover frame can be driven to be folded, and the folding is completed, and therefore the problem that the traditional manually folded sofa bed is inconvenient to operate can be solved, and the convenience of use of a user is further improved.

Description

Intelligent electric folding multifunctional sofa bed

Technical Field

The utility model relates to a sofa bed field technique especially indicates an electronic folding multi-functional sofa bed of intelligence.

Background

The sofa bed, namely can be used as a sofa and also can be used as a piece of furniture, is more suitable for being used in occasions with limited space. In the prior art, a sofa bed generally needs to be manually lifted up or put down as a back cushion of the sofa to realize the function conversion of the bed and the sofa, and the manual folding operation is inconvenient.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an electronic folding multi-functional sofa bed of intelligence, and its structure sets up rationally, solves the problem that traditional manual folding sofa bed has inconvenient operation effectively.

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

an intelligent electric folding multifunctional sofa bed comprises a sofa seat, a turnover frame and a first transmission device for transmitting the turnover frame to rotate; the folding frame comprises a first folding frame and a second folding frame, one end of the first folding frame is pivoted to the sofa seat, and one end of the second folding frame is pivoted to the other end of the first folding frame; the first transmission device is arranged on the sofa seat and is used for transmitting the first turnover frame to drive the second turnover frame to fold or extend; the first transmission device drives the first turnover frame to drive the second turnover frame to fold to form a rest sofa or drives the first turnover frame to drive the second turnover frame to extend to form a rest bed.

Furthermore, the sofa seat is provided with a bottom frame, and the bottom frame is movably provided with a movable frame; one end of the first turnover frame is pivoted to the movable frame, and the first transmission device is arranged on the movable frame.

Furthermore, the movable frame is rotatably provided with a first rotating shaft, and one end of the first turnover frame is fixedly arranged on the first rotating shaft.

Furthermore, the first transmission device comprises a first motor, a first screw rod and a first gear, the first gear is arranged on the first rotating shaft, and the first screw rod is connected to the output end of the first motor and meshed with the first gear.

Furthermore, the folding device also comprises a third folding frame pivoted to the other end of the second folding frame, and when the first folding frame rotates upwards and backwards, the third folding frame is positioned above the movable frame.

Furthermore, the bottom of the third turnover frame is provided with a support leg extending downwards, and the bottom of the support leg is provided with a roller.

Furthermore, the bottom frame is connected with the movable frame through a limiting structure.

Further, the bottom frame is provided with a driving device for driving the movable frame to generate vibration.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

1. one end of the first folding frame is pivoted to the sofa seat, and the other end of the second folding frame is pivoted to the other end of the first folding frame; when folded, the first turnover frame is driven by the first transmission device to rotate upwards and backwards, so that the second turnover frame and the first turnover frame can be driven to be folded, and the folding is finished, and therefore the problem that the traditional manually folded sofa bed is inconvenient to operate is solved, and the convenience of use of a user is improved;

2. install adjustable shelf and drive arrangement at the chassis, drive arrangement transmission adjustable shelf produces the vibration, and the user can open the vibration mode simultaneously and relax the health when the rest, lets the function of sofa bed abundant, improves user's use and experiences the sense.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic perspective view of an intelligent electrically-folding multifunctional sofa bed according to a preferred embodiment of the present invention (in an unfolded state);

fig. 2 is a right side view (partial structure is omitted) of the intelligent electric folding multifunctional sofa bed according to the preferred embodiment of the present invention;

fig. 3 is a perspective view of a partial structure of an intelligent electrically-folding multifunctional sofa bed according to a preferred embodiment of the present invention;

fig. 4 is a schematic structural view (partially exploded) of the movable frame, the first transmission device and the first foldable frame according to the preferred embodiment of the present invention;

fig. 5 is a schematic structural view (partially exploded) of the chassis and the driving device according to the preferred embodiment of the present invention;

fig. 6 is an exploded view of the limiting structure according to the preferred embodiment of the present invention;

FIG. 7 is a front view (partial structure) of the position-limiting structure according to the preferred embodiment of the present invention;

fig. 8 is a schematic perspective view of an intelligent electrically-foldable multifunctional sofa bed according to a preferred embodiment of the present invention (folded into a sofa state);

fig. 9 is a control block diagram of an intelligent electric folding multifunctional sofa bed according to the preferred embodiment of the present invention.

Description of the figures:

1. a sofa seat; 11. a chassis; 12. a limiting structure; 121. a first fixed seat; 1211. a first groove; 1212. a second groove; 1213. a first baffle plate; 122. a first movable seat; 1221. a third groove; 1222. a fourth groove; 123. a roller member; 1231. a large roller; 1232. a small roller; 13. a multifunctional part; 2. a movable frame; 21. a first rotating shaft; 3. a drive device; 31. a second motor; 32. a second rotating shaft; 321. an eccentric shaft; 322. a third transmission wheel; 33. a first rod body; 331. a first shaft hole; 34. a second rod body; 35. a first drive shaft; 351. a first drive pulley; 352. a second transmission wheel; 4. a folding frame; 41. a first folding frame; 42. a second folding frame; 43. a third folding frame; 5. a first transmission device; 51. a first motor; 52. a first screw; 53. a first gear; 6. a weight sensor; 7. a travel switch; 71. a trigger; 72. an induction sheet; 8. a control unit.

Detailed Description

Referring to fig. 1 to 9, which show the specific structure of the preferred embodiment of the present invention, the multifunctional sofa bed with intelligent electric folding is composed of a sofa seat 1, a movable frame 2, a driving device 3, a folding frame 4 and a first transmission device 5.

Referring to fig. 1, 2, 3 and 7, the sofa base 1 is provided with a bottom frame 11, the movable frame 2 is movably mounted on the bottom frame 11, and the driving device 3 is mounted on the bottom frame 11 and used for driving the movable frame 2 to generate vibration; the folding frame 4 can be rotatably arranged on the movable frame 2, and the first transmission device 5 is arranged on the movable frame 2 and is used for transmitting the folding frame 4 to rotate, so that the folding or unfolding of the folding frame 4 is realized; that is, the first transmission device 5 is used for driving the folding frame 4 to fold on the movable frame 2 to form a resting sofa or the first transmission device 5 is used for driving the folding frame 4 to extend and protrude out of the movable frame 2 to form a resting bed. Specifically, by arranging the movable frame 2, the driving device 3, the turnover frame 4 and the first transmission device 5, the first transmission device 5 can transmit the turnover frame 4 to automatically fold, so that the problem that the traditional manually folded sofa bed is inconvenient to operate is solved, and convenience in use is improved; and, drive arrangement 3 transmission adjustable shelf 2 produces the vibration, and the user can open the vibration mode simultaneously and relax the health when having a rest, lets the function of sofa bed abundant, improves user's use and experiences the sense.

In connection, the folding frame 4 comprises a first folding frame 41, a second folding frame 42 and a third folding frame 43, one end of the first folding frame 41 is pivoted to the movable frame 2, one end of the second folding frame 42 is pivoted to the other end of the first folding frame 41, and one end of the third folding frame 43 is pivoted to the other end of the second folding frame 42; namely, the first transmission device 5 is used for driving the first folding frame 41 and the second folding frame 42 and the third folding frame 43 to fold until the first folding frame 41 and the second folding frame 42 are attached together to form a backrest of the rest sofa, and the third folding frame 43 is translated to the movable frame 2 to form a seat frame of the rest sofa; or the first transmission device 5 is used for driving the first folding frame 41 together with the second folding frame 42 and the third folding frame 43 to extend, so that the first folding frame 41 together with the second folding frame 42 and the third folding frame 43 are collinear and coplanar to form the rest bed.

The first folding frame 41, the second folding frame 42 and the third folding frame 43 are pivoted in a specific pivoting manner by a way that a pivot is arranged at one section, and a shaft hole for inserting the pivot is arranged at the other end of the first folding frame, or the first folding frame 41, the second folding frame 42 and the third folding frame 43 can be connected in a hinge manner; specifically, one end of the first folding frame 41 is pivoted to the top rear side of the movable frame 2; when folding, the first transmission device 5 transmits the first folding frame 41 to rotate upwards and backwards, so as to drive the second folding frame 42 to rotate downwards and backwards, and the first folding frame 41 and the second folding frame 42 are overlapped front and back, and the second folding frame 42 drives the third folding frame 43 to move backwards and be positioned above the movable frame 2; therefore, the first folding frame 41, the second folding frame 42 and the third folding frame 43 are skillfully arranged in the pivoting relationship, and the folding action is simple and easy to realize. And soft bags are arranged at the tops of the first folding frame 41, the second folding frame 42 and the third folding frame 43.

Further, one end of the third folding frame 43, which is far away from the second folding frame 42, is provided with a roller member which is rolled and pressed on the bearing surface of the bottom frame 11; the roller member includes a leg 431 mounted on the bottom of the third folding frame 43 and extending downward, and a roller 432 mounted on the bottom of the leg 431; when folding, the third folding frame 43 can assist its displacement through the roller 432; on one hand, the smoothness of the displacement of the third folding frame 43 during folding can be improved, and on the other hand, the noise generated during the displacement of the third folding frame 43 can be avoided.

Referring to fig. 1, 2, 3 and 8, the device further includes a weight sensor 6, a travel switch 7 and a control unit 8, the weight sensor 6, the travel switch 7, the driving device 3 and the first transmission device 5 are all in signal connection with the control unit 8, the weight sensor 6 and the travel switch 7 transmit signals to the control unit 8, and the control unit 8 controls the driving device 3 and the first transmission device 5 to operate.

On the connection, the weight sensor 6 is used for identifying the weight of the folding frame 4 and triggering the folding frame 4 to fold, the weight sensor 6 is arranged on the movable frame 2, and when the weight sensor 6 identifies that the weight is below a set value, the first transmission device 5 transmits the folding frame 4 to automatically fold on the movable frame 2; specifically, when the folding frame 4 is unfolded into the sofa bed, the first folding frame 41 abuts against the weight sensor 6; when the folding frame 4 is folded into the sofa, the third folding frame 43 abuts against the weight sensor 6; taking the unfolding as an example of a sofa bed, when the first folding frame 41, the second folding frame 42 and the third folding frame 43 are unfolded, the first folding frame 41 abuts against the weight sensor 6, and the weight set value M1 is obtained according to the weight when the first folding frame 41 abuts against the weight sensor 6.

In more detail, once a user sits or places a heavy object on the first folding frame 41, the second folding frame 42 and the third folding frame 43, and the weight of the user is above the set value M1, the first transmission device 5 is in a stop state, so that the first transmission device 5 is prevented from starting to fold automatically due to the fact that the folding frame 4 has the heavy object, and thus the situation that the heavy object is not placed on the folding frame 4 to play a role in protection in the process of automatically folding the first transmission device 5 can be ensured;

once the user leaves after taking, the weight of the folding frame 4 is below the set value M1, at this time, the weight sensor 6 sends a signal to the control unit 8, and the control unit 8 controls the first transmission device 5 to fold the folding frame 4, so that the function of automatic folding when the user walks is realized. It should be noted that, since the first folding frame 41, the second folding frame 42 and the third folding frame 43 are connected in a pivot manner, even when only the first folding frame 41 abuts against the weight sensor 6 after the first folding frame 41 is opened, the weight of the second folding frame 42 and the third folding frame 43 can be transmitted to the first folding frame 41.

Two travel switches 7 are arranged, and the two travel switches 7 are in signal connection with the first transmission device 5 through a control unit 8; when the folding frame 4 rotates to trigger the first travel switch 7, the first transmission device 5 stops working to enable the folding frame 4 to be folded; when the folding frame 4 rotates to trigger the second travel switch 7, the first transmission device 5 stops working so that the folding frame 4 completes extension. Specifically, the travel switch 7 includes a trigger 71 and a sensing piece 72, the trigger 71 is installed on the rear side of the top of the movable frame 2, and the sensing piece 72 is installed on the rear side of the first folding frame 41; when the first folding frame 41 rotates to fold, the sensing piece 72 contacts the trigger 71, the trigger 71 transmits a signal to the control unit 8, and the control unit 8 controls the first transmission device 5 to stop working, so as to fold; the principle of deployment and retraction is the same and will not be described in detail herein.

Referring to fig. 4, the movable frame 2 is rotatably mounted with a first rotating shaft 21, one end of the first folding frame 41 is fixedly mounted on the first rotating shaft 21, and the movable frame 2 is pivoted with the first folding frame 41 through the first rotating shaft 21; the first transmission device 5 comprises a first motor 51, and the first motor 51 is connected with the first rotating shaft 21 and transmits the first rotating shaft 21 to rotate; specifically, the first transmission device 5 further includes a first screw 52 and a first gear 53, the first screw 52 is installed at the output end of the first motor 51, and the first gear 53 is installed on the first rotating shaft 21 and engaged with the first screw 52.

Referring to fig. 1, 2, 6 and 7, the bottom frame 11 is connected to the movable frame 2 through a limiting structure 12, the limiting structure 12 includes a first fixed seat 121 installed on the bottom frame 11, a first movable seat 122 movably installed relative to the first fixed seat 121 and used for installing the movable frame 2, and a roller 123 installed between the first fixed seat 121 and the first movable seat 122 in a rolling manner. In the present embodiment, the roller member 123 includes a plurality of large rollers 1231 and a plurality of small rollers 1232; the first fixed seat 121 is provided with a first groove 1211 and a second groove 1212, and the first movable seat 122 is provided with a third groove 1221 and a fourth groove 1222; the first groove 1211 and the third groove 1221 are oppositely disposed, and a plurality of large rollers 1231 are installed in the first groove 1211 and the second groove 1212; the second groove 1212 and the fourth groove 1222 are oppositely disposed, and a plurality of small rollers 1232 are installed in the second groove 1212 and the fourth groove 1222; the large rollers 1231 and the small rollers 1232 are made of soft material, and the specific displacement position of the first movable seat 122 is limited by the large rollers 1231 and the small rollers 1232, so that the driving device 3 drives the movable frame 2 to move up and down and back and forth to generate a vibration effect. The extension length of the first movable seat 122 is smaller than the length of the first fixed seat 121, and the first movable seat 122 can move up and down and back and forth in the first fixed seat 121 after being installed on the first fixed seat 121; the two extending ends of the first fixed seat 121 are provided with first blocking pieces 1213 for limiting the front and back displacement of the first movable seat 122.

And the first movable seat 122 is provided with a limit screw, and the limit screw extends into the second groove 1212 and the fourth groove 1222 to limit the position of the small roller 1232, so as to prevent the small roller 1232 from being separated due to the displacement of the first movable seat 122.

When the limiting structure 12 is installed, the first fixing seat 121 is installed on the bottom frame 11, the first movable seat 122 is inserted from the free end of the first fixing seat 121, the large rollers 1231 are installed in the first groove 1211 and the third groove 1221, the small rollers 1232 are installed in the second groove 1212 and the fourth groove 1222, and the first blocking piece 1213 is installed at two free ends of the first fixing seat 121; after the above steps are completed, the movable frame 2 is mounted on the first movable seat 122; in order to make the installation of the movable frame 2 stable, the limiting structures 12 are four that are installed at four corners of the bottom frame 11.

Referring to fig. 1-3 and 5, the driving device 3 includes a second motor 31 mounted on the chassis 11, a second rotating shaft 32 rotatably mounted on the chassis 11, a first rod 33 and a second rod 34; the second motor 31 drives the second rotating shaft 32 to rotate, and the second rotating shaft 32 is provided with an eccentric shaft 321; one end of the first rod 33 is provided with a first shaft hole 331, and the eccentric shaft 321 is adapted to be mounted in the first shaft hole 331; the other end of the first rod body 33 is connected with one end of the second rod body 34, and the other end of the second rod body 34 is connected with the movable frame 2; specifically, the first rod 33 and the second rod 34 are fixedly connected, and the second rod 34 and the movable frame 2 are also fixedly connected; after the eccentric shaft 321 of the second rotating shaft 32 is installed in the first shaft hole 331, when the second rotating shaft 32 rotates, the first rod 33 can be shifted to move regularly up and down and back and forth, so that the movable frame 2 can vibrate up and down and back and forth.

In connection, the driving device 3 further comprises a first transmission shaft 35 rotatably mounted on the bottom frame 11; one end of the first transmission shaft 35 is provided with a first transmission wheel 351, and the other end is provided with a second transmission wheel 352; the output end of the second motor 31 is provided with a first driving wheel (not shown in the figure), and the first driving wheel is connected with the first driving wheel 351 through a belt; one end of the second rotating shaft 32 is provided with a third driving wheel 322, and the third driving wheel 322 is connected with a second driving wheel 352 through a belt; preferably, the diameter of the first transmission wheel 351 is larger than that of the second transmission wheel 352, so as to realize speed reduction, and make the strength of the vibration of the transmission movable frame 2 more and more stable.

And the left and right sides of the bottom frame 11 are respectively provided with a multifunctional part 13, the upper end of the multifunctional part 13 protrudes above the bottom frame 11, and the multifunctional part 13 forms an armrest part 13 of a rest sofa or a shielding part of a rest bed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims (8)

1. The utility model provides an electronic folding multi-functional sofa bed of intelligence, including sofa seat (1), its characterized in that: the folding device also comprises a folding frame (4) and a first transmission device (5) for transmitting the folding frame (4) to rotate; the folding frame (4) comprises a first folding frame (41) and a second folding frame (42), one end of the first folding frame (41) is pivoted to the sofa seat (1), and one end of the second folding frame (42) is pivoted to the other end of the first folding frame (41); the first transmission device (5) is arranged on the sofa seat (1) and is used for transmitting the first folding frame (41) to drive the second folding frame (42) to fold or extend; the first transmission device (5) drives the first folding frame (41) to drive the second folding frame (42) to fold to form a resting sofa or the first transmission device (5) drives the first folding frame (41) to drive the second folding frame (42) to extend to form a resting bed.

2. The multifunctional intelligent and electric folding sofa bed according to claim 1, characterized in that: the sofa seat (1) is provided with a bottom frame (11), and the bottom frame (11) is movably provided with a movable frame (2); one end of the first turnover frame (41) is pivoted to the movable frame (2), and the first transmission device (5) is arranged on the movable frame (2).

3. The multifunctional intelligent and electric folding sofa bed according to claim 2, characterized in that: a first rotating shaft (21) is rotatably arranged on the movable frame (2), and one end of the first turnover frame (41) is fixedly arranged on the first rotating shaft (21).

4. The multifunctional intelligent and electrically-folding sofa bed according to claim 3, wherein: the first transmission device (5) comprises a first motor (51), a first screw rod (52) and a first gear (53), the first gear (53) is arranged on the first rotating shaft (21), and the first screw rod (52) is connected to the output end of the first motor (51) and meshed with the first gear (53).

5. The multifunctional intelligent and electric folding sofa bed according to claim 2, characterized in that: the folding device is characterized by further comprising a third folding frame (43) pivoted to the other end of the second folding frame (42), and when the first folding frame (41) rotates upwards and backwards, the third folding frame (43) is located above the movable frame (2).

6. The multifunctional intelligent electric folding sofa bed according to claim 5, characterized in that: the bottom of the third turnover frame (43) is provided with a support leg (431) extending downwards, and the bottom of the support leg (431) is provided with a roller (432).

7. The multifunctional intelligent electric folding sofa bed according to any one of the claims 2 to 4, characterized in that: the bottom frame (11) is connected with the movable frame (2) through a limiting structure (12).

8. The multifunctional intelligent and electrically-folding sofa bed according to claim 7, wherein: the bottom frame (11) is provided with a driving device (3) for driving the movable frame (2) to generate vibration.

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