CN219290032U

CN219290032U - Foot-operated accurate elevating gear that chair was used is diagnose to dentistry

Info

Publication number: CN219290032U
Application number: CN202223074866.6U
Authority: CN
Inventors: 席文豪; 严地兵; 倪海波
Original assignee: Suzhou Changge Precision Machinery Co ltd
Current assignee: Suzhou Changge Precision Machinery Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-07-04
Anticipated expiration: 2032-11-21

Abstract

The utility model belongs to the technical field of dental diagnosis and treatment chairs, and particularly relates to a pedal accurate lifting device for a dental diagnosis and treatment chair, which comprises a base, wherein rollers are arranged at the bottom of the base, a cushion and two armrests are fixedly connected to the top of the base, a motor is fixedly connected to the inner side of the base, a main wheel is fixedly connected to the outer part of the motor, an auxiliary wheel is meshed to the outer part of the main wheel, a worm is fixedly connected to the outer part of the auxiliary wheel, the outer part of the worm is fixedly connected with a rotating disc, pedals are fixedly connected to the outer part of the rotating disc, connecting rods are slidingly connected to the inner sides of the pedals, a pressing plate is fixedly connected to the bottom of the pressing plate, a switch is arranged on the inner side of each pedal, and a spring is fixedly connected to the bottom of each pressing plate. This accurate elevating gear of pedal that chair was diagnose to dentistry was used has reached can also carry out automatically regulated when accurate regulation to more convenient to use's use.

Description

Foot-operated accurate elevating gear that chair was used is diagnose to dentistry

Technical Field

The utility model relates to the technical field of dental diagnosis and treatment chairs, in particular to a pedal accurate lifting device for a dental diagnosis and treatment chair.

Background

The dental diagnosis and treatment chair is mainly used for oral cavity operation and oral cavity disease examination and treatment. At present, an electric dental chair is mainly used, the main structure of the electric dental chair is divided into 8 parts, the whole machine is fixed on the ground through a bottom plate, the bottom plate is connected with the upper part of the dental chair through a bracket, and the action of the dental chair is controlled by a control switch on the chair back. According to the treatment requirement, the dental chair can finish the actions of ascending, descending, pitching, leaning up, resetting and the like by operating the control switch button.

The existing dental diagnosis and treatment chair can be adjusted electrically, but most of the adjustment angles of the existing dental diagnosis and treatment chair are manually adjusted by doctors according to the body types of patients, the adjustment accuracy of the mode is limited, and the mode is convenient but can be further improved in terms of convenience in use at present of intelligent maturity.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a pedal accurate lifting device for a dental diagnosis and treatment chair, which solves the problems that the existing dental diagnosis and treatment chair can be adjusted electrically, but most of the adjustment angles of the existing dental diagnosis and treatment chair are manually adjusted according to the body shape of a patient by a doctor, the adjustment accuracy of the mode is limited, and the mode is convenient but is more mature in intelligence, and the use convenience of the mode can be further improved at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a accurate elevating gear of pedal that chair was used is diagnose to dentistry, the on-line screen storage device comprises a base, the bottom of base is provided with the gyro wheel, the top fixedly connected with cushion and two armrests of base, the inboard fixedly connected with motor of base, the outside fixedly connected with main wheel of motor, the outside meshing of main wheel has the auxiliary wheel, the outside fixedly connected with worm of auxiliary wheel, the outside meshing of worm and worm wheel, the outside fixedly connected with carousel of worm wheel, the outside fixedly connected with pedal of carousel, the inboard sliding connection of pedal has the connecting rod, the top fixedly connected with clamp plate of connecting rod, the bottom fixedly connected with kicking block of clamp plate, the inboard of pedal is provided with the switch, the bottom fixedly connected with spring of clamp plate.

As a preferable technical scheme of the utility model, one end of the worm far away from the auxiliary wheel is rotationally connected with the base.

As a preferable technical scheme of the utility model, one side of the worm wheel, which is far away from the rotary table, is fixedly connected with two rotary tables, one rotary table of the two rotary tables is fixedly connected with the worm wheel, the other rotary table is fixedly connected with the rotary table, the rotary table penetrates through the base to be fixedly connected with the other rotary table, the rotary table is rotationally connected with the base, and the two rotary tables are fixedly connected with pedals.

As a preferable technical scheme of the utility model, two connecting rods and two springs are provided, one ends of the two connecting rods are both in sliding connection with the inner side of the pedal, the other ends of the two connecting rods are both fixedly connected with the bottom of the pressing plate, the two connecting rods are symmetrically distributed, one ends of the two springs are both fixedly connected with the bottom of the pressing plate, the other ends of the two springs are both fixedly connected with the top of the pedal, and the two springs are respectively distributed on the outer sides of the two connecting rods.

As a preferable technical scheme of the utility model, the position of the top block corresponds to the switch.

As a preferable technical scheme of the utility model, a motor switch is arranged on the outer side of the base, and the switch, the motor switch and the motor are connected in parallel.

Compared with the prior art, the utility model provides the pedal accurate lifting device for the dental diagnosis and treatment chair, which has the following beneficial effects:

this accurate elevating gear of pedal that chair was used is diagnose to dentistry, through setting up the gyro wheel, a cushion, the handrail, a motor, the main wheel, the auxiliary wheel, the worm wheel, the carousel, pedal, the connecting rod, the clamp plate, the kicking block, a switch, a spring, when using, the patient sits the cushion, later the user opens motor switch, motor work at this moment, motor work drives the worm and rotates, the worm rotates and drives the worm wheel rotation, the worm wheel rotates and drives pivot, two carousel rotations, carousel rotation drives pedal rotation, pedal rotation drives clamp plate, connecting rod etc. motion, when the clamp plate moves to certain position, the clamp plate can be with human contact, and can extrude the spring along with the influence of the work clamp plate of motor, along with the continuous motion of clamp plate, the kicking block of clamp plate bottom also constantly moves, the kicking block can be with pedal inboard switch contact when the kicking block moves to certain position, at this moment the motor stops working, pedal position reaches the best position at this moment, still can carry out automatically regulated when having reached accurate regulation, thereby more convenient use of user.

Drawings

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is an enlarged schematic view of a partial structure of the present utility model;

FIG. 3 is an enlarged schematic view of a partial structure of the present utility model;

fig. 4 is a schematic view of a partial structure of the present utility model in three dimensions.

In the figure: 1. a base; 2. a roller; 3. a cushion; 4. an armrest; 6. a motor; 7. a main wheel; 8. an auxiliary wheel; 9. a worm; 10. a worm wheel; 11. a turntable; 12. foot pedal; 13. a connecting rod; 14. a pressing plate; 15. a top block; 16. a switch; 17. and (3) a spring.

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 to 4, in the present embodiment: the utility model provides a accurate elevating gear of pedal that chair was used is diagnose to dentistry, including base 1, the bottom of base 1 is provided with gyro wheel 2, the top fixedly connected with cushion 3 and two armrests 4 of base 1, the inboard fixedly connected with motor 6 of base 1, the outside fixedly connected with main wheel 7 of motor 6, the outside meshing of main wheel 7 has auxiliary wheel 8, the outside fixedly connected with worm 9 of auxiliary wheel 8, the outside meshing and the worm wheel 10 of worm wheel 9, the outside fixedly connected with carousel 11 of worm wheel 10, the outside fixedly connected with pedal 12 of carousel 11, the inboard sliding connection of pedal 12 has connecting rod 13, the top fixedly connected with clamp plate 14 of connecting rod 13, the bottom fixedly connected with kicking block 15 of clamp plate 14, the inboard of pedal 12 is provided with switch 16, the bottom fixedly connected with spring 17 of clamp plate 14.

One end of worm 9 far away from auxiliary wheel 8 is connected with base 1 rotation, one side fixedly connected with pivot that carousel 11 was kept away from to worm wheel 10, carousel 11 has two, one of two pivot carousel 11 and worm wheel 10 fixed connection and another carousel 11 and pivot fixed connection, the pivot passes base 1 and another carousel 11 fixed connection and pivot and base 1 rotation are connected, two carousels 11 all with pedal 12 fixed connection, make accessible motor 6 work drive worm 9 rotate, worm 9 rotates and drives worm wheel 10 and rotate, worm wheel 10 rotates and drives the pivot, two carousels 11 rotate, carousel 11 rotates and drives pedal 12 and rotate, thereby realize adjusting pedal 12's angle.

The two connecting rods 13 and the two springs 17 are respectively arranged, one ends of the two connecting rods 13 are slidably connected to the inner side of the pedal 12, the other ends of the two connecting rods 13 are fixedly connected to the bottom of the pressing plate 14, the two connecting rods 13 are symmetrically distributed, the connecting rods 13 can limit the pressing plate 14, the position of the pressing plate 14 cannot deviate due to the influence of a human body, one ends of the two springs 17 are fixedly connected to the bottom of the pressing plate 14, the other ends of the two springs 17 are fixedly connected to the top of the pedal 12, the two springs 17 are respectively distributed to the outer sides of the two connecting rods 13, the position of the top block 15 corresponds to the switch 16, a motor switch 16, the motor switch 6 and the motor 6 are connected in parallel, the pedal 12 rotates to drive the pressing plate 14, the connecting rods 13 and the like to move, when the pressing plate 14 moves to a certain position, the pressing plate 14 contacts with a human body, the springs 17 are pressed along with the influence of the working pressing plate 14 of the human body, the top block 15 at the bottom of the pressing plate 14 also moves continuously along with the continuous movement of the pressing plate 14, the top block 15 moves along with the continuous movement of the pressing plate 14, the top block 15 is corresponding to the switch 16, the position of the inner side of the pedal 12 can be contacted with the motor 16 when the pedal 12 is automatically adjusted, and the position of the pedal 12 is automatically adjusted, and the optimal position is achieved at the time, and the automatic position is achieved.

The working principle and the using flow of the utility model are as follows: when the cushion 3 is used, a patient sits on the cushion 3, then a user turns on the motor switch, at the moment, the motor 6 works to drive the worm 9 to rotate, the worm 9 rotates to drive the worm wheel 10 to rotate, the worm wheel 10 rotates to drive the rotating shaft and the two turntables 11 to rotate, the turntables 11 rotate to drive the pedals 12 to rotate, the pedals 12 rotate to drive the pressing plate 14, the connecting rod 13 and the like to move, when the pressing plate 14 moves to a certain position, the pressing plate 14 contacts with a human body, the spring 17 is extruded along with the influence of the human body on the working pressing plate 14 of the motor 6, the top block 15 at the bottom of the pressing plate 14 also continuously moves along with the continuous movement of the pressing plate 14, when the top block 15 moves to a certain position, the top block 15 contacts with the switch 16 at the inner side of the pedals 12, at the moment, the motor 6 stops working, and the position of the pedals 12 reaches the optimal position.

Finally, it should be noted that: the foregoing description is only a preferred embodiment 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 accurate elevating gear of pedal that chair was used is diagnose to dentistry, includes base (1), its characterized in that: the utility model discloses a seat, including base (1), bottom, top fixedly connected with cushion (3) and two handrail (4), the inboard fixedly connected with motor (6) of base (1), the outside fixedly connected with main wheel (7) of motor (6), the outside meshing of main wheel (7) has auxiliary wheel (8), the outside fixedly connected with worm (9) of auxiliary wheel (8), the outside meshing of worm (9) is in worm wheel (10), the outside fixedly connected with carousel (11) of worm wheel (10), the outside fixedly connected with foot rest (12) of carousel (11), the inboard fixedly connected with connecting rod (13) of foot rest (12), the top fixedly connected with clamp plate (14) of connecting rod (13), the bottom fixedly connected with kicking block (15) of clamp plate (14), the inboard of foot rest (12) is provided with switch (16), the bottom fixedly connected with spring (17) of clamp plate (14).

2. The accurate lifting device for a dental chair according to claim 1, wherein: one end of the worm (9) far away from the auxiliary wheel (8) is rotationally connected with the base (1).

3. The accurate lifting device for a dental chair according to claim 1, wherein: one side fixedly connected with pivot that carousel (11) were kept away from to worm wheel (10), carousel (11) have two, one of two pivot carousel (11) and worm wheel (10) fixed connection and another carousel (11) and pivot fixed connection, and the pivot passes base (1) and another carousel (11) fixed connection and pivot and base (1) rotation connection, two carousel (11) all with pedal (12) fixed connection.

4. The accurate lifting device for a dental chair according to claim 1, wherein: the utility model discloses a pedal device, including connecting rod (13), spring (17), pedal device, spring (17) and spring (17) are all two connecting rod (13), two the one end of connecting rod (13) is equal sliding connection in the inboard of pedal (12) and the other end of two connecting rod (13) is equal fixed connection in the bottom of clamp plate (14), two connecting rod (13) symmetric distribution, two the one end of spring (17) is equal fixed connection in the bottom of clamp plate (14) and the other end of two spring (17) is equal fixed connection at the top of pedal (12), two spring (17) are distributed in two connecting rod (13) outsides respectively.

5. The accurate lifting device for a dental chair according to claim 1, wherein: the position of the top block (15) corresponds to the switch (16).

6. The accurate lifting device for a dental chair according to claim 1, wherein: the motor switch is arranged on the outer side of the base (1), and the switch (16), the motor switch and the motor (6) are connected in parallel.