CN210446324U

CN210446324U - Rotatable sofa

Info

Publication number: CN210446324U
Application number: CN201921466077.2U
Authority: CN
Inventors: 张洁敏
Original assignee: Liming Vocational University
Current assignee: Liming Vocational University
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-05
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a rotatable sofa, including the base, the inside excavation of base has the transmission groove, and the inner wall rotation in transmission groove is connected with the worm, and the one end of worm extends to the outside and the fixedly connected with rolling disc of base, and one side fixedly connected with dwang of worm is kept away from to the rolling disc, and the bottom of transmission inslot wall is rotated and is connected with the axis of rotation, and the outside of axis of rotation just is located the inside fixedly connected with worm wheel in transmission groove, and the worm wheel is connected with the worm meshing, and the top of axis of rotation extends to the top and the fixedly connected with fixed plate of base, the utility model discloses the beneficial effect who reaches: the utility model discloses compact structure, easy operation is convenient, and the practicality is strong, through setting up the worm gear transmission for the rotation angle that equipment can be free, the orientation is different direction, thereby makes equipment more convenient when using, simultaneously through setting up the handrail that can upwards adjust, makes the people who sits on the sofa for a long time can keep good position of sitting, thereby has reduced the probability that the hunchback produced.

Description

Rotatable sofa

Technical Field

The utility model relates to a sofa, in particular to rotatable sofa belongs to furniture technical field.

Background

The origin of the sofa can be traced back to ancient Egypt of about 2000 before the first Gongyuan, but the soft package sofa with the real meaning appears from the end of sixteen century to the beginning of seventeen century, the sofa at that time mainly uses natural elastic materials such as horsehair, bird feather, plant fluff and the like as fillers, and fabric covering such as velvet, embroidery and the like is used outside to form a soft human body contact surface, for example, the Huaxing Geer chair which is popular in Europe at that time and used for the public is one of the earliest sofa chairs, the sofa development history of China is reviewed, the 'Yu Ji' of the Han Dynasty is firstly pushed, the 'Yu Ji' depicted in the 'Xijing miscellaneous records and bound with thick-layer fabric can be regarded as the' ancestor 'of the Chinese sofa', the popular way is that the backrest chair provided with springs or thick foamed plastics and the like is provided with armrests on two sides, the framework is made of the chair made of wood or steel lined with cotton and other foamed materials, whole relatively comfortable, and current sofa is mostly monolithic stationary's structure, can only fixed place in same position when using, can only face towards same direction, the transport is also comparatively loaded down with trivial details, the orientation of the change sofa that can't be nimble, current sofa is when using simultaneously, because the back on the sofa is very comfortable, most people all like to lean on the sofa and sit down, but permanent leaning on also can lead to the circumstances of waist soreness back pain to take place, after leaning on one end time, people are used to and sit on the sofa, but because not good custom, can lead to the emergence of the circumstances that people stood over and crookback appear when sitting on the sofa, and current sofa all can not carry out fine prevention and correction to it.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of prior art, provide a rotatable sofa.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a rotatable sofa, which comprises a base, wherein a transmission groove is drilled in the base, the inner wall of the transmission groove is rotationally connected with a worm, one end of the worm extends to the outer side of the base and is fixedly connected with a rotating disc, one side of the rotating disc far away from the worm is fixedly connected with a rotating rod, the bottom of the inner wall of the transmission groove is rotationally connected with a rotating shaft, the outer side of the rotating shaft and the inner side of the transmission groove are fixedly connected with a worm wheel, the worm wheel is meshed with the worm and is connected with a fixed plate, the top of the rotating shaft extends to the top of the base and is fixedly connected with a fixed plate, the top of the fixed plate is fixedly connected with a cushion, one end of the top of the cushion is fixedly connected with a backrest, two ends of the top of the cushion and one side of the backrest are fixedly connected with armrests, two, the outside of spacing bolt and be located the equal fixedly connected with limiting plate in inside of bolt box, the limiting plate all with the inside sliding connection of bolt box, the outside of spacing bolt and the one side that is located the limiting plate all overlap and have return spring, the spout has all been dug in the inside of handrail, the equal sliding connection in inside of spout has the connecting plate, one side that the connecting plate is close to the bolt box all excavates has two rows of spacing holes, the one end that spacing bolt is close to the handrail all extends to the inside in the spacing hole that corresponds, the top of connecting plate all extends to the top and the fixedly connected with backing plate of handrail.

As an optimized scheme of the utility model, the equal fixed mounting in four corners of base bottom has the auto-lock wheel.

As an optimized scheme of the utility model, the outside fixedly connected with rubber pad of dwang.

As a preferred scheme of the utility model, one side fixedly connected with headrest that the top of back is close to the handrail.

As an optimized scheme of the utility model, one side of back and the below fixedly connected with back cushion that is located the headrest, the inside equidistance of back cushion is dug and is had a plurality of bleeder vent.

As an optimized scheme of the utility model, the one end that spacing hole was kept away from to spacing bolt all extends to the outside of bolt box and fixedly connected with connection pad.

As a preferred scheme of the utility model, the bottom of connecting plate just is located the equal fixedly connected with baffle in inside of spout, the baffle all with spout sliding connection.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, easy operation is convenient, and the practicality is strong, through setting up the worm gear transmission for the rotation angle that equipment can be free, the orientation is different direction, thereby makes equipment more convenient when using, simultaneously through setting up the handrail that can upwards adjust, makes the people who sits on the sofa for a long time can keep good position of sitting, thereby has reduced the probability that the hunchback produced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a base; 2. a self-locking wheel; 3. a transmission groove; 4. a worm; 5. rotating the disc; 6. rotating the rod; 7. a rubber pad; 8. a rotating shaft; 9. a worm gear; 10. a fixing plate; 11. a cushion; 12. a backrest; 13. a headrest; 14. a back cushion; 15. air holes are formed; 16. a handrail; 17. a plug box; 18. a limiting bolt; 19. a limiting plate; 20. a return spring; 21. a chute; 22. a connecting plate; 23. a limiting hole; 24. a baffle plate; 25. a backing plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, the utility model provides a rotatable sofa, including base 1, the inside of base 1 is dug and is had drive groove 3, the inner wall of drive groove 3 rotates and is connected with worm 4, one end of worm 4 extends to the outside of base 1 and fixedly connected with rolling disc 5, one side that rolling disc 5 kept away from worm 4 is fixedly connected with dwang 6, the bottom of drive groove 3 inner wall rotates and is connected with axis of rotation 8, the outside of axis of rotation 8 and the inside fixedly connected with worm wheel 9 that is located drive groove 3, worm wheel 9 is connected with worm 4 meshing, be convenient for better transmission; the top of the rotating shaft 8 extends to the top of the base 1 and is fixedly connected with a fixing plate 10, so that the strength of the equipment is increased; the top of the fixed plate 10 is fixedly connected with a cushion 11, and one end of the top of the cushion 11 is fixedly connected with a backrest 12, so that the user can lean conveniently; armrests 16 are fixedly connected to two ends of the top of the seat cushion 11 and one side of the backrest 12, so that the arms can be placed better; two bolt boxes 17 are drilled on the outer sides of handrails 16, limiting bolts 18 are connected inside the bolt boxes 17 in a sliding mode, limiting plates 19 are fixedly connected to the outer sides of the limiting bolts 18 and located inside the bolt boxes 17, the limiting plates 19 are connected with the inner portions of the bolt boxes 17 in a sliding mode, return springs 20 are sleeved on the outer sides of the limiting bolts 18 and located on one sides of the limiting plates 19, sliding grooves 21 are drilled in the handrails 16, connecting plates 22 are connected inside the sliding grooves 21 in a sliding mode, two rows of limiting holes 23 are drilled on one sides, close to the bolt boxes 17, of the connecting plates 22, one ends, close to the handrails 16, of the limiting bolts 18 extend into the corresponding limiting holes 23, and the connecting plates 22 can be clamped well; the top of the connecting plates 22 each extend to the top of the handrail 16 and are fixedly connected with a backing plate 25.

The four corners of the bottom of the base 1 are fixedly provided with self-locking wheels 2, so that the equipment can be moved and placed better; a rubber pad 7 is fixedly connected to the outer side of the rotating rod 6, so that the rotating rod 6 can be better held, and the worm 4 can be rotated; a headrest 13 is fixedly connected to one side of the top of the backrest 12 close to the armrests 16, so that the head and the neck can be padded up conveniently; a back cushion 14 is fixedly connected to one side of the backrest 12 and below the headrest 13, a plurality of air holes 15 are cut in the back cushion 14 at equal intervals, so that better leaning is facilitated, and the air holes 15 are convenient for better ventilation and heat dissipation; one end of the limiting bolt 18, which is far away from the limiting hole 23, extends to the outer side of the bolt box 17 and is fixedly connected with a connecting disc, so that the limiting bolt 18 can be pulled out better; the bottom of connecting plate 22 just is located the equal fixedly connected with baffle 24 in the inside of spout 21, and baffle 24 all with spout 21 sliding connection, prevents that connecting plate 22 from breaking away from the inside of spout 21.

Specifically, the device is moved to a designated position through a self-locking wheel 2 at the bottom of a base 1, then the device is fixed, then when the angle of the sofa needs to be adjusted, a rotating disc 5 can be rotated through a rotating rod 6, so that a worm 4 is driven to rotate, the worm 4 drives a worm wheel 9 to rotate, a rotating shaft 8 is driven to rotate, so that the upper part of the sofa can rotate, the desired angle of the sofa is adjusted, when the sofa sits on, a limiting bolt 18 is pulled outwards through a connecting disc at one end of the limiting bolt 18, when the limiting bolt 18 is separated from the inside of a limiting hole 23, a connecting plate 22 is moved upwards, the height suitable for the sofa is adjusted, then the connecting disc is loosened, the limiting bolt 18 is returned through the matching between a return spring 20 and a limiting plate 19 and clamped inside the limiting hole 23, and then the positions of the connecting plate 22 and a backing plate 25 can be fixed, place the arm at the top of backing plate 25 next, because the height of backing plate 25 makes the arm can not move down, just so make people's shoulder both ends can not hang down excessively, the production of humpback has been avoided to a certain extent, generally speaking this equipment compact structure, and easy operation is convenient, therefore, the clothes hanger is strong in practicability, through setting up worm wheel 9 and worm 4 carry out the transmission, make the rotation angle that equipment can be free, the orientation is different direction, thereby make equipment convenience more when using, simultaneously through setting up handrail 16 that can upwards adjust, make the people of sitting on the sofa for a long time can keep good position of sitting, thereby the probability that humpback produced has been reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rotatable sofa, includes base (1), its characterized in that, the inside of base (1) is opened chisel and is had transmission groove (3), the inner wall of transmission groove (3) is rotated and is connected with worm (4), the one end of worm (4) extends to the outside of base (1) and fixedly connected with rolling disc (5), one side fixedly connected with dwang (6) of worm (4) are kept away from to rolling disc (5), the bottom of transmission groove (3) inner wall is rotated and is connected with axis of rotation (8), the outside of axis of rotation (8) just is located the inside fixedly connected with worm wheel (9) of transmission groove (3), worm wheel (9) are connected with worm (4) meshing, the top of axis of rotation (8) extends to the top of base (1) and fixedly connected with fixed plate (10), the top fixedly connected with cushion (11) of fixed plate (10), the seat cushion is characterized in that one end of the top of the seat cushion (11) is fixedly connected with a backrest (12), two ends of the top of the seat cushion (11) are fixedly connected with handrails (16) on one side of the backrest (12), two bolt boxes (17) are drilled on the outer sides of the handrails (16), limiting bolts (18) are slidably connected in the bolt boxes (17), limiting plates (19) are fixedly connected in the outer sides of the limiting bolts (18) and in the bolt boxes (17), the limiting plates (19) are slidably connected with the inner portions of the bolt boxes (17), return springs (20) are sleeved on the outer sides of the limiting bolts (18) and on one sides of the limiting plates (19), sliding grooves (21) are drilled in the inner portions of the handrails (16), connecting plates (22) are slidably connected in the inner portions of the sliding grooves (21), two rows of limiting holes (23) are drilled on one side, close to the bolt boxes (17), of the connecting plates (22), one end of the limiting bolt (18) close to the handrail (16) extends to the inside of the corresponding limiting hole (23), and the top of the connecting plate (22) extends to the top of the handrail (16) and is fixedly connected with a base plate (25).

2. The rotatable sofa according to claim 1, wherein the four corners of the bottom of the base (1) are fixedly provided with self-locking wheels (2).

3. A rotatable sofa according to claim 1, characterised in that the turning rod (6) is fixedly connected with a rubber pad (7) on its outside.

4. The rotatable sofa of claim 1, wherein the top of the backrest (12) is fixedly connected with a headrest (13) at a side near the armrest (16).

5. The rotatable sofa according to claim 1, wherein a back rest (14) is fixedly connected to one side of the back rest (12) and below the head rest (13), and a plurality of ventilation holes (15) are cut in the back rest (14) at equal intervals.

6. The rotatable sofa according to claim 1, wherein the end of the limit bolt (18) far away from the limit hole (23) extends to the outside of the bolt box (17) and is fixedly connected with the connecting disc.

7. The rotatable sofa according to claim 1, wherein the bottom of the connecting plate (22) and the inside of the sliding chute (21) are fixedly connected with a baffle (24), and the baffle (24) is slidably connected with the sliding chute (21).