CN220588563U

CN220588563U - Dental pillow frame

Info

Publication number: CN220588563U
Application number: CN202321996199.9U
Authority: CN
Inventors: 韩轩雨; 柴华
Original assignee: Foshan Sinole Medical Devices Co ltd
Current assignee: Foshan Sinole Medical Devices Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-03-15
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to the technical field of medical equipment, and particularly discloses a dental pillow frame. The novel pillow comprises a mounting cover and two groups of angle adjusting components arranged in the mounting cover, wherein the headrest fixing frame and the plugboard are respectively connected with the pillow frame in a rotating mode through the two groups of angle adjusting components, the angle adjusting components comprise rotating shafts and adjusting pieces used for adjusting angles of the rotating shafts, elastic pieces and driving components are arranged between the adjusting pieces, the driving components are arranged on the mounting cover, the driving components drive the elastic pieces to compress or rebound, and the elastic pieces drive the two adjusting pieces to be close to or far away from each other. The elastic piece between the two adjusting pieces is driven to compress through the driving assembly, the two rotating shafts are unlocked, the adjustment of the angle of the headrest is facilitated, the elastic piece rebounds, the elastic piece drives the adjusting piece to position the rotating shafts, the adjustment of the angle of the headrest is completed, and the stability of the adjustment of the angle of the headrest is improved by the dental pillow frame.

Description

Dental pillow frame

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a dental pillow frame.

Background

The dental chair is mainly used for oral surgery and examination and treatment of oral diseases, and comprises a base, a backrest and a headrest, wherein the angles of the oral cavity of a patient and the angles of the headrest of the dental chair are required to be adjusted in the treatment process due to different body types of the patient.

In the related art, the patent number is CN217566678U a dental pillow frame, including the long board, first lock core and the second lock core, adjustment button and the locking lever of being connected through the long board transmission, first lock core and second lock core mirror image setting, first lock core and second lock core are connected with headrest and back respectively, first lock core is provided with lock tooth, lock core frame and engaging part, the engaging part is provided with the tooth of meshing with the lock tooth, the locking lever sets up between two engaging parts, be provided with the ball between engaging part and the locking lever, through ball sliding connection between locking lever and the engaging part, press the locking lever drive engaging part to slide towards the direction of keeping away from first lock core and second lock core, loosen locking lever extrusion engaging part and make engaging part and first lock core and second lock core mesh, thereby make the doctor rotate the adjustment to the headrest.

Because in the related application, the locking handle passes through ball and engaging portion sliding connection, when stopping to press the locking handle, the locking handle passes through the ball and slides, drives the engaging portion and removes, and the ball takes place the phenomenon of card to be dund or wearing and tearing easily after the repetitious usage, influences the angular adjustment of headrest, reduces headrest angular adjustment's stability.

The technical problem to be solved by the application is as follows: how to improve the stability of the adjustment of the headrest angle.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a dental pillow frame.

The technical scheme adopted by the utility model is as follows:

the utility model provides a dental pillow frame, includes picture peg and headrest mount, and the headrest passes through the headrest mount to be connected with pillow frame, and the back passes through the picture peg to be connected with pillow frame, pillow frame includes the installation lid and sets up two sets of angle adjustment subassembly in the installation lid, headrest mount and picture peg rotate with pillow frame through two sets of angle adjustment subassembly respectively and are connected, angle adjustment subassembly includes the pivot and is used for carrying out angle adjustment's regulating part to the pivot, two be provided with elastic component and actuating assembly between the regulating part, actuating assembly sets up on the installation lid, actuating assembly drives the elastic component and compresses or kick-backs, the elastic component drives two the regulating part is close to or keeps away from.

The elastic piece between the two adjusting pieces is driven to be compressed through the driving component, the elastic piece drives the adjusting pieces to be separated from the rotating shafts, the two rotating shafts are unlocked, and then the rotating shafts are rotated to adjust the angle of the headrest fixing frame or the plugboard, so that the adjustment of the angle of the headrest is further facilitated; after the headrest and the backrest are adjusted to the required angles, the elastic piece between the two adjusting pieces is driven to rebound by the driving assembly, the elastic piece drives the adjusting piece to position the rotating shaft, the headrest angle adjustment is completed, and the stability of the headrest angle adjustment is improved by the dental pillow frame.

In some embodiments, a gear is sleeved on the periphery of the rotating shaft, and meshing teeth meshed with the gear are arranged on one side, close to the gear, of the adjusting piece.

In some embodiments, the outer circumference of the rotating shaft is sleeved with a mounting frame, the rotating shaft is rotationally connected with the mounting frame, and the adjusting piece slides along the length direction of the mounting cover through the mounting frame.

In some embodiments, the drive assembly includes rotatory piece and spacing post, be provided with the connecting axle between the center of rotatory piece and the installation lid, the connecting axle sets up between two regulating parts along the width direction of installation lid, spacing post sets up the circumference line direction at rotatory piece, one side that the regulating part is close to rotatory piece is provided with the stopper, spacing post is provided with two, two the circumference face of spacing post respectively with two stopper be close to the direction butt of pivot.

The rotating block rotates along the connecting shaft to drive the two limiting columns to rotate along the circumferential line, the two limiting columns drive the two installation pieces to be close to each other, the elastic piece is compressed, after the angle of the headrest is adjusted, the rotating block is rotated reversely, the elastic piece rebounds, and the positioning block is driven to slide towards the direction of the rotating shaft, so that the angle of the headrest can be adjusted conveniently.

In some embodiments, a handle for driving the rotating block to rotate along the axial direction of the connecting shaft is arranged at the top of the rotating block, and a sliding groove for sliding the handle is formed in the mounting cover.

In some embodiments, the adjusting piece includes first regulating block and second regulating block, the meshing tooth sets up in first regulating block one side that is close to the gear, the second regulating block sets up in first regulating block one side of keeping away from the meshing tooth, set up the through-hole that supplies first regulating block to pass on the mounting bracket, first regulating block and the inner wall butt of through-hole.

The adjusting piece is connected with the mounting frame in a sliding mode through the first adjusting block, accuracy of engagement of the adjusting piece and the rotating shaft in the process of adjusting the angle of the headrest is improved, and stability of adjustment of the angle of the headrest is further improved.

In some embodiments, a connecting rod is disposed between the two adjusting members, one end of the connecting rod is connected with one of the mounting frames, the other end sequentially penetrates through the two second adjusting blocks and is connected with the other mounting frame, and the adjusting members slide along the connecting rod.

The adjusting piece slides along the connecting rod, so that the stability of the angle adjustment of the headrest is further improved.

In some embodiments, the angle adjusting assembly further comprises an adjusting nut in threaded connection with the connecting rod, the elastic piece is sleeved on the connecting rod, one end of the elastic piece is abutted to the adjusting piece, and the other end of the elastic piece is abutted to the adjusting nut.

The adjusting nut can adjust the elasticity of the elastic piece, so that the phenomenon that the adjusting piece falls off from the rotating shaft in the long-time use process is reduced, and the stability of the angle adjustment of the headrest is improved.

The utility model has the beneficial effects that:

1. the elastic piece between the two adjusting pieces is driven to be compressed through the driving component, the elastic piece drives the adjusting pieces to be separated from the rotating shafts, the two rotating shafts are unlocked, and then the rotating shafts are rotated to adjust the angle of the headrest fixing frame or the plugboard, so that the adjustment of the angle of the headrest is further facilitated; after the headrest and the backrest are adjusted to the required angles, the elastic piece between the two adjusting pieces is driven to rebound by the driving assembly, the elastic piece drives the adjusting piece to position the rotating shaft, the headrest angle adjustment is completed, and the stability of the headrest angle adjustment is improved by the dental pillow frame.

2. The adjusting piece is connected with the mounting frame in a sliding mode through the first adjusting block, accuracy of engagement of the adjusting piece and the rotating shaft in the process of adjusting the angle of the headrest is improved, and stability of adjustment of the angle of the headrest is further improved.

3. The adjusting nut can adjust the elasticity of the elastic piece, so that the phenomenon that the adjusting piece falls off from the rotating shaft in the long-time use process is reduced, and the stability of the angle adjustment of the headrest is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the hidden plug board and the structure of the top cover of the present utility model.

Fig. 3 is a schematic structural view of the angle adjusting assembly according to the present utility model.

Fig. 4 is a cross-sectional view of the overall structure of the present utility model.

Fig. 5 is a schematic structural view of the adjusting member according to the present utility model.

Fig. 6 is a schematic structural diagram of a driving assembly according to the present utility model.

The reference numbers and designations in the figures correspond to the following: 11. inserting plate; 12. a headrest fixing frame; 2. a mounting cover; 21. installing an upper cover; 22. installing a lower cover; 31. a rotating shaft; 311. a gear; 32. an adjusting member; 321. a first adjustment block; 3211. meshing teeth; 322. a second adjustment block; 3221. a limiting block; 33. an elastic member; 34; an adjusting nut; 4. a mounting frame; 51. a rotating block; 52. a limit column; 521. a rolling ring; 53. a connecting shaft; 6. a handle; 7. a connecting rod; 81. a first mounting plate; 82; and a second mounting plate.

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.

Referring to fig. 1-6, the present utility model provides a technical solution:

the utility model provides a dental pillow frame, including the picture peg 11 of being connected can be dismantled with the back, headrest mount 12 of being connected can be dismantled with the headrest and be used for connecting picture peg 11 and headrest mount 12's pillow frame, the pillow frame is including installation lid 2, set up two sets of angle adjustment subassembly and the drive angle adjustment subassembly that drive angle adjustment subassembly carried out the angle adjustment to the headrest in installation lid 2, headrest mount 12 and picture peg 11 rotate with the pillow frame through a set of angle adjustment subassembly respectively and are connected, installation lid 2 is including installing upper cover 21 and installation lower cover 22, install upper cover 21 and the mutual lock of installation lower cover 22, angle adjustment subassembly and drive assembly set up in installation upper cover 21 and installation lower cover 22.

The angle adjusting component comprises a rotating shaft 31, an adjusting piece 32 for adjusting the angle of the rotating shaft 31, an elastic piece 33 and an adjusting nut 34, wherein the two rotating shafts 31 are respectively arranged at two ends of the mounting cover 2 in the length direction, one ends of the two rotating shafts 31 are respectively fixedly connected with the headrest fixing frame 12 and the plugboard 11, the other ends of the two rotating shafts penetrate through the mounting lower cover 22 and are in butt joint with the inside of the mounting upper cover 21, the adjusting piece 32 comprises a first adjusting block 321 and a second adjusting block 322 fixedly connected to one side, far away from the rotating shaft 31, of the first adjusting block 321, the bottom of the second adjusting block 322 is in butt joint with the bottom of the mounting lower cover 22, a gear 311 is sleeved on the periphery of the rotating shaft 31, one side, close to the gear 311, of the first adjusting block 321 is provided with meshing teeth 3211 meshed with the gear 311,

the rotating shaft 31 is sleeved with the mounting frame 4, the rotating shaft 31 is rotationally connected with the mounting frame 4, the mounting frame 4 is arranged between the first adjusting block 321 and the rotating shaft 31, a through hole for the first adjusting block 321 to pass through is formed in one side, close to the first adjusting block 321, of the mounting frame 4 along the length direction of the mounting cover 2, the first adjusting block 321 is abutted to the inner wall of the through hole, and the two adjusting pieces 32 slide along the length direction of the mounting cover 2 through the mounting frame 4; in order to further improve the sliding stability of the two adjusting parts 32 along the length direction of the mounting cover 2, a connecting rod 7 is arranged between the two adjusting parts 32, one end of the connecting rod 7 is in threaded connection with one of the mounting frames 4, the other end sequentially penetrates through the two second adjusting blocks 322 and is in threaded connection with the other mounting frame 4, a linear bearing is fixedly connected to the connecting rod 7, and the second adjusting blocks 322 are in sliding connection with the connecting rod 7 through the linear bearing.

The elastic component 33 sets up between two second regulating blocks 322, and the elastic component 33 cover is established on connecting rod 7, adjusting nut 34 and connecting rod 7 threaded connection, and the one end fixed connection of linear bearing of elastic component 33, the other end and adjusting nut 34 fixed connection, in order to further improve the gliding stability of adjusting piece 32, connecting rod 7 is provided with two, and two connecting rods 7 set up along vertical direction interval, in this embodiment, the elastic component 33 selects compression spring.

The two sides on the top length direction of the installation lower cover 22 are respectively provided with a first installation plate 81 and a second installation plate 82, the first installation plate 81 and the second installation plate 82 are detachably connected with the installation frame 4 through bolts, the installation frame 4 is in butt joint with the first installation plate 81 and the second installation plate 82, a driving assembly is arranged between the first installation plate 81 and the second installation plate 82 and comprises a rotating block 51 and two limiting columns 52, a connecting shaft 53 is arranged between the center of the rotating block 51 and the installation cover 2, the connecting shaft 53 is arranged along the width direction of the installation lower cover 22, one end of the connecting shaft 53 is rotationally connected with the first installation plate 81, the other end of the connecting shaft 53 penetrates through the rotating block 51 and is in threaded connection with the second installation plate 82, and the connecting shaft 53 is rotationally connected with the rotating block 51 through a bearing.

Two spacing posts 52 threaded connection is in the circumference direction of rotatory piece 51, one side that the second regulating block 322 is close to rotatory piece 51 is provided with stopper 3221, the periphery of spacing post 52 is equipped with the rolling ring 521 through the bearing housing, two spacing posts 52 are in the direction butt that two stoppers 3221 are close to pivot 31 respectively through the rolling ring 521, rotatory piece 51 top fixedly connected with is used for driving rotatory piece 51 along the axial pivoted handle 6 of connecting axle 53, set up the spout that supplies handle 6 to slide on the installation lid 2, during the initial state, elastic component 33 is in the free state, two spacing posts 52 are in the horizontality, handle 6 is vertical state.

The working principle and the using flow of the utility model are as follows: when the headrest angle needs to be adjusted, the handle 6 is rotated towards any direction, the handle 6 drives the two adjusting parts 32 to be close to each other, the elastic parts 33 are compressed, the rotating shaft 31 is unlocked, after the headrest angle is adjusted by rotating the rotating shaft 31, the handle 6 is rotated towards the opposite direction, the elastic parts 33 rebound, the two adjusting parts 32 move towards the direction away from each other, the meshing teeth 3211 are meshed with the gear 311, the rotating shaft 31 is locked, and the stability of the headrest angle adjustment is improved.

Finally, it should be noted that: the foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a dental pillow frame, includes picture peg (11) and headrest mount (12), and the headrest passes through headrest mount (12) to be connected with pillow frame, and the back passes through picture peg (11) to be connected with pillow frame, its characterized in that, pillow frame includes installation lid (2) and sets up two sets of angle adjustment subassembly in installation lid (2), headrest mount (12) and picture peg (11) are connected with pillow frame rotation through two sets of angle adjustment subassembly respectively, angle adjustment subassembly includes pivot (31) and is used for carrying out angle adjustment's regulating part (32) to pivot (31), two pivot (31) are connected with headrest mount (12) and picture peg (11) respectively, two be provided with elastic component (33) and drive assembly between regulating part (32), drive assembly sets up on installation lid (2), drive assembly drives elastic component (33) and compresses or kick-backs, elastic component (33) drive two regulating part (32) are close to or keep away from.

2. A dental pillow case according to claim 1, characterized in that the outer circumference of the rotating shaft (31) is sleeved with a gear (311), and the side of the adjusting member (32) close to the gear (311) is provided with a meshing tooth (3211) meshing with the gear (311).

3. Dental pillow case according to claim 2, characterized in that the outer circumference of the rotating shaft (31) is sleeved with a mounting frame (4), the rotating shaft (31) is rotationally connected with the mounting frame (4), and the adjusting piece (32) slides along the length direction of the mounting cover (2) through the mounting frame (4).

4. A dental pillow case according to claim 3, characterized in that the driving assembly comprises a rotating block (51) and a limiting column (52), a connecting shaft (53) is arranged between the center of the rotating block (51) and the mounting cover (2), the connecting shaft (53) is arranged between two adjusting members (32) along the width direction of the mounting cover (2), the limiting column (52) is arranged in the circumferential direction of the rotating block (51), a limiting block (3221) is arranged on one side, close to the rotating block (51), of the adjusting member (32), two limiting columns (52) are arranged, and the circumferential surfaces of the two limiting columns (52) are respectively abutted to the directions, close to the rotating shaft (31), of the two limiting blocks (3221).

5. Dental pillow case according to claim 4, characterized in that the top of the rotating block (51) is provided with a handle (6) for driving the rotating block (51) to rotate along the axial direction of the connecting shaft (53), and the mounting cover (2) is provided with a sliding groove for sliding the handle (6).

6. A dental pillow case according to claim 3, characterized in that the adjusting member (32) comprises a first adjusting block (321) and a second adjusting block (322), the meshing teeth (3211) are arranged on one side of the first adjusting block (321) close to the gear (311), the second adjusting block (322) is arranged on one side of the first adjusting block (321) far away from the meshing teeth (3211), a through hole for the first adjusting block (321) to pass through is formed in the mounting frame (4), and the first adjusting block (321) is abutted against the inner wall of the through hole.

7. Dental pillow case according to claim 6, characterized in that a connecting rod (7) is arranged between two of the adjusting members (32), one end of the connecting rod (7) is connected with one of the mounting frames (4), the other end sequentially penetrates through two second adjusting blocks (322) and is connected with the other mounting frame (4), and the adjusting members (32) slide along the connecting rod (7).

8. A dental pillow case according to claim 7, characterized in that the angle adjusting assembly further comprises an adjusting nut (34), the adjusting nut (34) is in threaded connection with the connecting rod (7), the elastic member (33) is sleeved on the connecting rod (7), one end of the elastic member (33) is abutted with the adjusting member (32), and the other end is abutted with the adjusting nut (34).