CN213882582U

CN213882582U - Take ventilative sofa of many grades of regulatory functions of headrest

Info

Publication number: CN213882582U
Application number: CN202120021153.XU
Authority: CN
Inventors: 何永开
Original assignee: Huizhou Baishida Furniture Co ltd
Current assignee: Huizhou Baishida Furniture Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-08-06
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a ventilative sofa with headrest multi-gear adjusting function, including sofa subassembly and headrest subassembly, the headrest subassembly is installed to the upper end of sofa subassembly, the sofa subassembly includes handrail, first bottom plate, seatpad, back and mounting hole, and handrail is installed to the both sides of first bottom plate, and the seatpad is installed to the upper end of first bottom plate, and the back is installed to the upper end of seatpad, and a pair of mounting hole has been seted up to the upper end of back, and the headrest subassembly is installed to the inner chamber of mounting hole; when the headrest subassembly of sofa subassembly needs to be adjusted, rotate first rotary disk, first rotary disk drives the first toper tooth of lower extreme installation after rotatory, make second toper tooth together rotatory after first toper tooth is rotatory, the second toper tooth of the other end then can drive the third toper tooth, the rotation of worm is passed through to the third toper tooth, it rotates to drive a pair of worm wheel, the upper end of worm wheel is run through and is seted up threaded hole, threaded hole and threaded rod screw-thread fit, thereby can make the threaded rod carry out the regulation of height, conveniently carry out the regulation of many grades of co-altitude.

Description

Take ventilative sofa of many grades of regulatory functions of headrest

Technical Field

The utility model relates to a sofa technical field specifically is the ventilative sofa of many grades of regulatory functions of area headrest.

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.

However, when the existing sofa is used and the height of the headrest of the sofa needs to be adjusted, the height of the sofa can be adjusted only by manually turning the sofa over and pulling up the headrest, and the operation is inconvenient.

The problems described above are addressed. Therefore, the breathable sofa with the headrest multi-gear adjusting function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take ventilative sofa of many grades of regulatory functions of headrest, when the headrest subassembly of sofa subassembly needs to be adjusted, rotate first rotary disk, first conical tooth that drives the lower extreme installation after first rotary disk is rotatory, it is together rotatory that first conical tooth makes second conical tooth after rotatory, the second conical tooth of the other end then can drive third conical tooth, third conical tooth passes through the rotation of worm, it rotates to drive a pair of worm wheel, the upper end of worm wheel is run through set up threaded hole, screw hole and threaded rod screw-thread fit, thereby can make the threaded rod carry out the regulation of height, conveniently carry out the regulation of many grades of co-altitude, thereby the problem in the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the breathable sofa with the headrest multi-gear adjusting function comprises a sofa component and a headrest component, wherein the headrest component is mounted at the upper end of the sofa component, the sofa component comprises armrests, a first bottom plate, a seat cushion, a backrest and mounting holes, the armrests are mounted at two sides of the first bottom plate, the seat cushion is mounted at the upper end of the first bottom plate, the backrest is mounted at the upper end of the seat cushion, a pair of mounting holes are formed in the upper end of the backrest, and the headrest component is mounted in an inner cavity of the mounting holes;

the headrest assembly comprises a main body and a lifting sleeve, and the lifting sleeve is installed at the lower end of the main body.

Preferably, the armrest comprises a first rotating disk and a first rotating shaft, the first rotating disk is mounted at the upper end of the armrest, and the first rotating shaft is mounted in the inner cavity of the armrest.

Preferably, the first rotating disc comprises a mounting groove, a rotating handle, a second rotating shaft and first conical teeth, the mounting groove is formed in the upper end of the first rotating disc, the rotating handle is mounted on one side of an inner cavity of the mounting groove, the second rotating shaft is mounted at the lower end of the first rotating disc, and the first conical teeth are mounted at the lower end of the second rotating shaft.

Preferably, two ends of the first rotating shaft are provided with second conical teeth, and one end of each second conical tooth is meshed with the first conical tooth.

Preferably, the backrest comprises a worm and a third conical tooth, the worm is transversely installed in an inner cavity of the backrest, and the third conical tooth is installed at one end of the worm.

Preferably, the mounting hole includes lift groove, worm wheel, spout and screw hole, and the lift groove is installed to the inner chamber lower extreme of mounting hole, and the worm wheel is installed to the upper end in lift groove, and the spout has been seted up to the both sides in lift groove, and the upper end of worm wheel runs through threaded hole.

Preferably, the main part includes spring groove, threaded rod and first spring, and the spring groove has been seted up to the lower extreme inner chamber of main part, and the threaded rod is installed to the inner chamber of spring groove, and first spring is installed to the inner chamber of spring groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a take ventilative sofa of many grades of regulatory functions of headrest, when the headrest subassembly of sofa subassembly needs to be adjusted, rotate first rotary disk, drive the first toper tooth of lower extreme installation after first rotary disk is rotatory, make second toper tooth together rotatory after first toper tooth is rotatory, the second toper tooth of the other end then can drive third toper tooth, third toper tooth passes through the rotation of worm, it is rotatory to drive a pair of worm wheel, the upper end of worm wheel runs through set up threaded hole, screw hole and threaded rod screw-thread fit, thereby can make the threaded rod carry out the regulation of height, conveniently carry out the regulation of many grades of co-altitude.

2. The utility model provides a take ventilative sofa of many grades of regulatory functions of headrest, when the main part is down adjusted, the threaded rod together with the main part together moves down, the cover that goes up and down afterwards then can move along the spring groove to prevent that the hair of operation from cliping with the threaded rod, prevent dangerous the emergence.

3. The utility model provides a take ventilative sofa of many grades of regulatory functions of headrest, after first rotary disk rotation regulation accomplishes, can make rotatory to one side rotatory, make rotatory can put into the mounting groove inner chamber, make things convenient for operator's hand to put in the upper end of handrail, can not influence the hand because of rotatory and place.

Drawings

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

FIG. 2 is a schematic view of the sofa assembly of the present invention;

FIG. 3 is a schematic structural view of a first rotating disc of the present invention;

FIG. 4 is a schematic top view of the sofa assembly of the present invention;

FIG. 5 is a schematic side view of the backrest of the present invention;

fig. 6 is a schematic structural view of the headrest assembly of the present invention;

fig. 7 is a schematic view of the internal structure of the headrest assembly of the present invention.

In the figure: 1. a sofa component; 11. a handrail; 111. a first rotating disk; 1111. mounting grooves; 1112. rotating the handle; 1113. a second rotation shaft; 1114. a first conical tooth; 112. a first rotating shaft; 1121. a second tapered tooth; 12. a first base plate; 13. a seat cushion; 14. a backrest; 141. a worm; 142. a third tapered tooth; 15. mounting holes; 151. a lifting groove; 152. a worm gear; 153. a chute; 154. a threaded hole; 2. a headrest assembly; 21. a main body; 211. a spring slot; 212. a threaded rod; 213. a first spring; 22. a lifting sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the breathable sofa with the headrest multi-gear adjusting function comprises a sofa component 1 and a headrest component 2, the headrest component 2 is mounted at the upper end of the sofa component 1, the sofa component 1 comprises armrests 11, a first bottom plate 12, a seat cushion 13, a backrest 14 and mounting holes 15, the armrests 11 are mounted at two sides of the first bottom plate 12, the seat cushion 13 is mounted at the upper end of the first bottom plate 12, the backrest 14 is mounted at the upper end of the seat cushion 13, a pair of mounting holes 15 is formed in the upper end of the backrest 14, and the headrest component 2 is mounted in an inner cavity of the mounting holes 15.

Referring to fig. 3-5, the armrest 11 includes a first rotating disk 111, the first rotating disk 111 includes an installation groove 1111, a rotating handle 1112, a second rotating shaft 1113 and first tapered teeth 1114, the upper end of the first rotating disk 111 is provided with the installation groove 1111, the rotating handle 1112 is installed at one side of the inner cavity of the installation groove 1111, the lower end of the first rotating disk 111 is provided with the second rotating shaft 1113, the lower end of the second rotating shaft 1113 is provided with the first tapered teeth 1114, after the rotation adjustment of the first rotating disk 111 is completed, the rotating handle 1112 can rotate to one side, the rotating handle 1112 can be placed in the inner cavity of the installation groove 1111, the hand of an operator can be conveniently placed at the upper end of the armrest 11, the hand placement cannot be affected by the rotating handle 1112, the first rotating disk 112 has two second tapered teeth 1121 installed at two ends of the first rotating disk 112, one end of the second tapered teeth 1121 is engaged with the first tapered teeth 1114, the first rotating disk 111 is installed at, the first rotating shaft 112 is installed in the inner cavity of the armrest 11, the backrest 14 includes a worm 141 and a third conical tooth 142, the worm 141 is installed transversely in the inner cavity of the backrest 14, the third conical tooth 142 is installed at one end of the worm 141, the installation hole 15 includes a lifting groove 151, a worm wheel 152, a sliding groove 153 and a threaded hole 154, the lifting groove 151 is installed at the lower end of the inner cavity of the installation hole 15, the worm wheel 152 is installed at the upper end of the lifting groove 151, the sliding grooves 153 are opened at both sides of the lifting groove 151, the threaded hole 154 is opened at the upper end of the worm wheel 152, when the headrest assembly 2 of the sofa assembly 1 needs to be adjusted, the first rotating disc 111 is rotated, the first rotating disc 111 drives the first conical tooth 1114 installed at the lower end after rotating, the second conical tooth 1121 rotates together after the first conical tooth 1114 rotates, the second conical tooth 1121 at the other end can drive the third conical tooth 142, and the third conical tooth 142 rotates through the worm 141, drive a pair of worm wheel 152 and rotate, the upper end of worm wheel 152 is run through and is seted up screw hole 154, screw hole 154 and threaded rod 212 screw-thread fit to can make threaded rod 212 carry out the regulation of height, conveniently carry out the regulation of many grades of co-altitude.

Referring to fig. 6 to 7, the headrest assembly 2 includes a main body 21, the main body 21 includes a spring slot 211, a threaded rod 212 and a first spring 213, the spring slot 211 is opened in a lower cavity of the main body 21, the threaded rod 212 is installed in a cavity of the spring slot 211, the first spring 213 is installed in a cavity of the spring slot 211, when the main body 21 is moved downward, the threaded rod 212 moves downward together with the main body 21, and then the lifting sleeve 22 can move along the spring slot 211, thereby preventing hairs to be operated from being caught by the threaded rod 212, preventing danger, the lifting sleeve 22, and the lifting sleeve 22 is installed at a lower end of the main body 21.

In summary, the following steps: the utility model provides a ventilative sofa with headrest multi-gear adjusting function, when the headrest assembly 2 of the sofa assembly 1 needs to be adjusted, rotate the first rotary disk 111, the first rotary disk 111 rotates to drive the first conical tooth 1114 installed at the lower end, the first conical tooth 1114 rotates to make the second conical tooth 1121 rotate together, the second conical tooth 1121 at the other end can drive the third conical tooth 142, the third conical tooth 142 drives the pair of worm wheels 152 to rotate through the rotation of the worm 141, the upper end of the worm wheel 152 is penetrated and provided with the threaded hole 154, the threaded hole 154 is in threaded fit with the threaded rod 212, thereby enabling the threaded rod 212 to adjust the height, conveniently carry out adjustment of multi-gear different heights, when the main body 21 is adjusted downwards, the threaded rod 212 moves downwards together with the main body 21, then the lifting sleeve 22 can move along the spring groove 211, thereby preventing the hair of operation from being clamped with the threaded rod 212, prevent dangerous the emergence, after first rotary disk 111 rotation regulation is accomplished, can make rotatory handle 1112 rotate to one side, make rotatory handle 1112 can put into the mounting groove 1111 inner chamber, make things convenient for operator's hand to put in the upper end of handrail 11, can not influence the hand because of rotatory handle 1112 and place.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Take ventilative sofa of many grades of regulatory functions of headrest, including sofa subassembly (1) and headrest subassembly (2), its characterized in that are installed to the upper end of sofa subassembly (1): the sofa component (1) comprises handrails (11), a first bottom plate (12), a seat cushion (13), a backrest (14) and mounting holes (15), wherein the handrails (11) are mounted on two sides of the first bottom plate (12), the seat cushion (13) is mounted at the upper end of the first bottom plate (12), the backrest (14) is mounted at the upper end of the seat cushion (13), a pair of mounting holes (15) are formed in the upper end of the backrest (14), and the headrest component (2) is mounted in an inner cavity of the mounting holes (15);

the headrest assembly (2) comprises a main body (21) and a lifting sleeve (22), wherein the lifting sleeve (22) is installed at the lower end of the main body (21).

2. The breathable sofa with headrest multi-gear adjusting function according to claim 1, characterized in that: the armrest (11) comprises a first rotating disk (111) and a first rotating shaft (112), the first rotating disk (111) is mounted at the upper end of the armrest (11), and the first rotating shaft (112) is mounted in the inner cavity of the armrest (11).

3. The breathable sofa with headrest multi-gear adjusting function according to claim 2, characterized in that: first rotary disk (111) include mounting groove (1111), rotatory (1112), second rotation axis (1113) and first toper tooth (1114), and mounting groove (1111) have been seted up to the upper end of first rotary disk (111), and the inner chamber one side installation of mounting groove (1111) is rotated (1112), and second rotation axis (1113) are installed to the lower extreme of first rotary disk (111), and first toper tooth (1114) are installed to the lower extreme of second rotation axis (1113).

4. The breathable sofa with headrest multi-gear adjusting function according to claim 2, characterized in that: two ends of the first rotating shaft (112) are provided with second conical teeth (1121), and one end of each second conical tooth (1121) is meshed with the first conical teeth (1114).

5. The breathable sofa with headrest multi-gear adjusting function according to claim 1, characterized in that: the backrest (14) comprises a worm (141) and third conical teeth (142), the worm (141) is transversely installed in the inner cavity of the backrest (14), and the third conical teeth (142) are installed at one end of the worm (141).

6. The breathable sofa with headrest multi-gear adjusting function according to claim 1, characterized in that: the mounting hole (15) comprises a lifting groove (151), a worm wheel (152), a sliding groove (153) and a threaded hole (154), the lifting groove (151) is mounted at the lower end of the inner cavity of the mounting hole (15), the worm wheel (152) is mounted at the upper end of the lifting groove (151), the sliding groove (153) is formed in two sides of the lifting groove (151), and the threaded hole (154) is formed in the upper end of the worm wheel (152).

7. The breathable sofa with headrest multi-gear adjusting function according to claim 1, characterized in that: the main part (21) includes spring groove (211), threaded rod (212) and first spring (213), and spring groove (211) have been seted up to the lower extreme inner chamber of main part (21), and threaded rod (212) are installed to the inner chamber of spring groove (211), and first spring (213) are installed to the inner chamber of spring groove (211).