CN116392355A

CN116392355A - Multifunctional checking chair convenient to regulate and control

Info

Publication number: CN116392355A
Application number: CN202310069777.2A
Authority: CN
Inventors: 杨筱; 蔡胜; 李建初; 葛志通; 冀加美
Original assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Current assignee: Peking Union Medical College Hospital Chinese Academy of Medical Sciences
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-07-07
Anticipated expiration: 2043-02-07
Also published as: CN116392355B

Abstract

The invention provides a multifunctional checking chair convenient to regulate and control, which comprises: the support comprises a fixing frame, a motor and a screw rod, wherein the motor is fixedly arranged in the fixing frame, and the screw rod is fixedly arranged on an output shaft of the motor; the connecting frame is slidably arranged at the top end of the fixing frame, the screw rod penetrates through the connecting frame, and the screw rod is in threaded connection with the connecting frame; the seat board is fixedly arranged at the top end of the connecting frame, and is provided with two adjusting holes and a sliding hole; the transmission assembly comprises a transmission rod, a sliding toothed plate, a gear set, a chain and two driven chain wheels. The scheme is finally realized when the seat board is highly adjusted, and the transmission assembly can synchronously drive the back plate and the pedal to rotate, so that the back plate and the pedal rotate to be adjusted, the pedal requirements of different inclinations are met, and when the seat board is adjusted to be in a horizontal state, the seat board is used for lying flat diagnosis, the use mode of the seat is switched, and the functionality of the inspection chair is enhanced.

Description

Multifunctional checking chair convenient to regulate and control

Technical Field

The invention relates to the technical field of inspection chairs, in particular to a multifunctional inspection chair convenient to regulate and control.

Background

For the primary examination and diagnosis of the physical condition before the treatment of the patient, an examination chair for assisting the examination and diagnosis is used in the examination and diagnosis process, so that the patient is kept to sit on the examination chair, the patient is convenient to check the condition, and the patient is required to lie down for the diagnosis under the special condition.

The examination chair is mainly used for supporting the body of a patient, is convenient to adjust the inclination of the body of the patient, is convenient for examining the patient in a doctor from different angles and directions, and can be provided with auxiliary medical equipment which is helpful for diagnosis, so that the labor intensity of medical staff in operation is reduced.

In order to meet the requirements of patient examination and diagnosis, the prior art adopts a seat and an examination bed which are arranged in a diagnosis room, so that the occupied space in the room is large, and also has the advantages that the foldable seat is single in functionality, and the functionality of the seat needs to be further researched and developed.

Therefore, it is necessary to provide a multifunctional inspection chair that is convenient to adjust and control so as to solve the above technical problems.

Disclosure of Invention

The invention provides a multifunctional checking chair convenient to regulate and control, which solves the problem that the functionality of the chair needs to be further developed in the related technology.

In order to solve the technical problems, the multifunctional checking chair convenient to regulate and control provided by the invention comprises:

the support comprises a fixing frame, a motor and a screw rod, wherein the motor is fixedly arranged in the fixing frame, and the screw rod is fixedly arranged on an output shaft of the motor;

the connecting frame is slidably arranged at the top end of the fixing frame, the screw rod penetrates through the connecting frame, and the screw rod is in threaded connection with the connecting frame;

the seat board is fixedly arranged at the top end of the connecting frame, the connecting frame is communicated with the inside of the seat board, and the seat board is provided with two adjusting holes and a sliding hole;

the transmission assembly comprises a transmission rod, a sliding toothed plate, a gear set, a chain and two driven sprockets, wherein the two ends of the transmission rod are hinged with the fixing frame and the sliding toothed plate, the top end of the transmission rod is inserted into the seat plate from the sliding hole, the sliding toothed plate is slidably mounted in the seat plate, the gear set comprises a transmission gear and a driving sprocket, the transmission gear is meshed with the sliding toothed plate, the transmission gear and the driving sprocket are fixedly arranged on the same rotating shaft and are rotatably mounted in the seat plate, the driving sprocket is in transmission connection with the chain, the chain is in transmission mounting on the two driven sprockets, and the two transmission sprockets are rotatably mounted at the two ends of the seat plate;

the back plate penetrates through one adjusting hole and is fixedly arranged at the shaft end of one driven sprocket;

and the pedal passes through the other adjusting hole and is fixedly arranged at the shaft end of the other driven sprocket.

Preferably, the connecting frame is of a rectangular structure.

Preferably, the through hole has been seted up on the backplate, the multifunctional inspection chair of convenient regulation and control still includes cloth replacement subassembly, cloth replacement subassembly includes connecting cover, at least three roller bearing, cloth, actuating mechanism and running roller, the connecting cover set firmly in the backplate, three roller bearings are installed in the connecting cover rotation, the cloth passes in proper order the through hole with the connecting cover, the cloth winds backplate and three between the roller bearings, actuating mechanism set firmly in the connecting cover, actuating mechanism's axle head passes connecting cover and fixed mounting have the running roller, the running roller passes through the roller bearing presss from both sides tightly the cloth.

Preferably, the roller adopts a rubber wheel structure, and the surface is provided with anti-skid patterns.

Preferably, the front of backplate has set firmly the backing plate, the backing plate is the arc structure, the cloth with the surface sliding connection of backing plate.

Preferably, the backing plate is an air cushion structure.

Preferably, the multifunctional inspection chair convenient to regulate and control further comprises a control board, wherein the control board is suspended on the seat board, the output end of the control board is electrically connected with the control end of the motor, and the output end of the control board is electrically connected with the control end of the driving mechanism.

Preferably, the width of the control plate is the same as that of the seat plate, and one side is fixed, and the other side is suspended.

Preferably, the bottom of control panel is circular arc structure, and the surface cover is equipped with the rubber cover, and rubber cover thickness is 5mm.

Preferably, the seat board is rotatably provided with a first folding rod, the top end of the first folding rod is rotatably mounted with the control board, one end of a second folding rod is rotatably mounted at the top end of the first folding rod, and the other end of the second folding rod is rotatably mounted on the back board.

Compared with the related art, the multifunctional checking chair convenient to regulate and control has the following beneficial effects:

the motor and the screw rod are used for conveniently driving the connecting frame to move upwards, the seat plate is driven to move upwards integrally when the connecting frame moves upwards so as to adjust the use height of the seat plate, the transmission assembly can synchronously drive the back plate and the pedal to rotate when the seat plate is adjusted in height, so that the back plate and the pedal can be rotated and adjusted to meet the pedal requirements of different inclinations, and the seat plate is used for lying down diagnosis when being adjusted to a horizontal state, so that the use mode of the seat is switched, and the functionality of the inspection chair is enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first embodiment of a multifunctional inspection chair with easy adjustment and control according to the present invention;

FIG. 2 is a cross-sectional view of the whole of FIG. 1;

FIG. 3 is a three-dimensional view of the gear set shown in FIG. 2;

FIG. 4 is a three-dimensional view of the driven sprocket shown in FIG. 2;

FIG. 5 is an enlarged schematic view of portion A shown in FIG. 2;

FIG. 6 is a schematic diagram of a first embodiment of a multifunctional inspection chair with convenient adjustment and control according to the present invention, wherein (a) is a front view of the back plate in a lifted state, (b) is a front view of the back plate in a downward rotated state, and (c) is a front view of the back plate in a horizontal state;

FIG. 7 is a schematic view of a second embodiment of a multifunctional inspection chair with convenient adjustment and control according to the present invention;

fig. 8 is a schematic structural view of the back plate shown in fig. 7 in an unfolded state.

Reference numerals illustrate:

1. the device comprises a support, 11, a fixing frame, 12, a motor, 13 and a screw rod;

2. a connecting frame;

3. a seat plate 31, an adjusting hole 32 and a sliding hole;

4. the transmission assembly, 41, the transmission rod, 42, the sliding toothed plate, 43, the gear set, 431, the transmission gear, 432, the driving sprocket, 44, the chain, 45 and the driven sprocket;

5. a back plate;

6. a pedal;

51. a through hole;

7. the cloth replacing assembly 71, the connecting cover 72, the roll shaft 73, cloth 74, the driving mechanism 75 and the roll;

52. a backing plate;

33. a first folding bar, 52, a second folding bar;

8. a control board;

111. a fixed seat 112 and a rotating disc;

9. brake component, 91, expansion piece, 92, brake disc.

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

First embodiment:

the invention provides a multifunctional checking chair convenient to regulate and control.

Referring to fig. 1 to 4 in combination, in a first embodiment of the present invention, a multifunctional inspection chair with convenient adjustment and control includes:

the support 1, the support 1 includes the fixed mount 11, electrical machinery 12 and lead screw 13, the said electrical machinery 12 is set up in the said fixed mount 11, the said lead screw 13 is set up in the output shaft of the said electrical machinery 12;

the connecting frame 2 is slidably arranged at the top end of the fixing frame 11, the screw rod 13 penetrates through the connecting frame 2, and the screw rod 13 is in threaded connection with the connecting frame 2;

the seat board 3 is fixedly arranged at the top end of the connecting frame 2, the connecting frame 2 is communicated with the inside of the seat board 3, and the seat board 3 is provided with two adjusting holes 31 and a sliding hole 32;

the transmission assembly 4, the transmission assembly 4 includes a transmission rod 41, a sliding toothed plate 42, a gear set 43, a chain 44 and two driven sprockets 45, two ends of the transmission rod 41 are hinged with the fixing frame 11 and the sliding toothed plate 42, the top end of the transmission rod 41 is inserted into the seat board 3 from the sliding hole 32, the sliding toothed plate 42 is slidably mounted in the seat board 3, the gear set 43 includes a transmission gear 431 and a driving sprocket 432, the transmission gear 431 is meshed with the sliding toothed plate 42, the transmission gear 431 and the driving sprocket 432 are fixedly arranged on the same rotating shaft and rotatably mounted in the seat board 3, the driving sprocket 432 is in transmission connection with the chain 44, the chain 44 is in transmission mounting on the two driven sprockets 45, and the two transmission sprockets 45 are rotatably mounted at two ends of the seat board 3;

the back plate 5 passes through one of the adjusting holes 31 and is fixedly arranged at the shaft end of one of the driven chain wheels 45;

a pedal 6, wherein the pedal 6 passes through the other adjusting hole 31 and is fixedly arranged at the shaft end of the other driven sprocket 45.

In this embodiment, the connecting frame 2 penetrates the fixing frame 11 and can slide up and down on top of the fixing frame 11.

The motor 12 and the screw rod 13 facilitate driving the connecting frame 2 to move upwards, the connecting frame 2 drives the seat board 3 to move upwards integrally when moving upwards so as to adjust the use height of the seat board 3, and the transmission assembly 4 can synchronously drive the back board 5 and the pedal 6 to rotate when the seat board 3 is adjusted in height, so that the back board 5 and the pedal 6 rotate and adjust, the pedal 6 requirements of different inclinations are met, and the chair is used for lying down diagnosis when being adjusted to a horizontal state, so that the use mode of the chair is switched, and the functionality of the inspection chair is enhanced.

In this embodiment, the motor 12 is a stepper motor, and is connected to an external power source when in use, so as to provide a power source for the rotation of the screw 13.

When the screw rod 13 rotates positively, the connecting frame 2 moves upwards, and the seat plate 3 moves upwards;

when the screw rod 13 is reversed, the connecting frame 2 moves downwards, and the seat plate 3 moves downwards.

In this embodiment, the connection frame 2 has a rectangular structure.

When the rectangular connecting frame 2 is connected with the fixing frame 11, the rectangular connecting frame can only lift and slide, and cannot rotate on the fixing frame 11.

In this embodiment, the positions of the two adjustment holes 31 are matched with the mounting positions of the back plate 5 and the pedal 6, respectively, so as to provide a space for mounting and rotating the back plate 5 and the pedal 6.

In this embodiment, a sliding groove structure is formed in the seat plate 3, and the sliding toothed plate 42 is inserted into the sliding groove structure and is slidably connected with the seat plate 3.

The sliding groove structure provides limit for sliding of the sliding toothed plate 42, ensures stability of movement adjustment of the sliding toothed plate 42, and keeps stability of connection between the sliding toothed plate 42 and the transmission gear 431.

Wherein the tooth pressing portion of the sliding tooth plate 42 is partially offset from the driven sprocket 45.

Referring to fig. 2 again, the back plate 5 is provided with a through hole 51, the multifunctional checking chair convenient to regulate and control further comprises a cloth changing assembly 7, the cloth changing assembly 7 comprises a connecting cover 71, at least three rollers 72, cloth 73, a driving mechanism 74 and rollers 75, the connecting cover 71 is fixedly arranged on the back plate 5, the three rollers 72 are rotatably arranged in the connecting cover 71, the cloth 73 sequentially passes through the through hole 51 and the connecting cover 71, the cloth 73 winds between the back plate 5 and the three rollers 72, the driving mechanism 74 is fixedly arranged on the connecting cover 71, the shaft ends of the driving mechanism 74 pass through the connecting cover 71 and are fixedly provided with the rollers 75, and the rollers 75 clamp the cloth 73 through the rollers 72.

In this embodiment, the top and bottom of the connecting cover 71 are provided with cloth penetrating openings for the penetration and stable adjustment of the cloth 73.

In this embodiment, the surface of the cloth 73 is slidably sleeved on the surface of the back plate 5, and the roller 75 can drive the cloth to rotate when rolling.

The roller 75 is conveniently driven to rotate by the driving mechanism 74, and the roller 75 is matched with the roller 72 to drive the cloth 73 to slide on the surface of the back plate 5, so that the cloth 73 on the working surface of the back plate 5 can be automatically replaced.

In this embodiment, the driving mechanism 74 is a motor structure, providing a source of power for rotational adjustment of the roller 75.

Automatic replacement of cloth 73:

starting the driving mechanism 74, rotating the roller 75, and starting the rolling transmission of the pressed cloth 73 on the roller 72;

the cloth 73 slides on the back plate 5 while rolling and is transported, the unused area slides into the working surface of the back plate 5, and the used area slides into the back surface of the back plate 5.

In an alternative manner, a cleaning device for cleaning the cloth 73 may be provided in the connection cover 71 according to the use requirement, so as to facilitate automatic cleaning and maintenance while the cloth 73 is transported.

Referring to fig. 2 again, the roller 75 is of a rubber wheel structure, and the surface is provided with anti-skid patterns.

For stable pressing of the cloth 73 against the corresponding surface of the roller 72.

Referring to fig. 2 again, the back plate 5 has a back plate 52 fixed on the front surface thereof, the back plate 52 has an arc structure, and the cloth 73 is slidably connected with the outer surface of the back plate 52.

The pad 52 facilitates providing lumbar support to the patient and facilitates physical examination of the patient.

In an alternative, the backing plate 52 is an air cushion structure.

Through the air cushion structure, the height that conveniently props up backing plate 52 when using is adjusted, the comfort level when backing plate 52 supports the waist also can be adjusted according to the demand of using simultaneously.

With reference to fig. 6, the working principle of the multifunctional checking chair with convenient regulation and control provided by the embodiment is as follows:

as shown in fig. 6 (a), when the height of the seat board 3 needs to be adjusted, the motor 12 is started, the screw rod 13 drives the connecting frame 2 to move upwards, the seat board 3 moves upwards, and the seat board 3 is used for adjusting the height used by the seat board 3;

as shown in fig. 6 (b), while the seat plate 3 moves up, the transmission rod 41 is pulled to rotate, the sliding toothed plate 42 advances, the transmission gear 431 and the driving sprocket 432 rotate synchronously, the chain 44 transmits, the two driven sprockets 45 rotate, the back plate 5 rotates clockwise, the pedal 6 rotates clockwise, and the back plate 5 and the pedal 6 rotate synchronously while the seat plate 3 moves up;

as shown in fig. 6 (c), when the seat plate 3 is completely moved up, the back plate 5 and the pedal 6 are both rotated to be horizontal, so that the seat mode is adjusted to the reclining mode, and the patient can be checked while sitting on the chair.

When the seat pan 3 moves down, the back plate 5 and the pedal 6 gradually return from the reclining chair mode to the seat mode until the seat pan 3 moves down to the initial state as shown in fig. 1.

Second embodiment:

referring to fig. 7 to 8 in combination, another multifunctional inspection chair with convenient adjustment is provided according to a second embodiment of the present invention. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present invention provides a multifunctional inspection chair with convenient adjustment and control, which is characterized in that the multifunctional inspection chair with convenient adjustment and control further includes a control board 8, the control board 8 is suspended on the seat board 3, an output end of the control board 8 is electrically connected with a control end of the motor 12, and an output end of the control board 8 is electrically connected with a control end of the driving mechanism 74.

The control board 8 is arranged above the seat board 3, so that on one hand, limit and hand support can be provided for a patient, and on the other hand, the seat can be regulated conveniently.

In the present embodiment, the control board 8 employs an existing control device for control of the motor 12 and the driving mechanism 74.

The control panel 8, in combination with the adjustable structure of the first embodiment, can enhance the functionality of the entire examination chair.

In this embodiment, the width of the control board 8 is the same as the width of the seat board 3, and one side is fixed, and the other side is suspended, so that convenience is provided for users to get on or off the seat.

In an alternative embodiment, the control board 8 may also be configured as a rotatable structure, for rotating and retracting the control board 8, where the rotating structure adopts an existing damping hinge structure, and is conveniently positioned at a retracting point when not affected by an external force.

Referring to fig. 7 again, the bottom of the control board 8 is in a circular arc structure, and the surface is covered with a rubber sleeve with a thickness of 5mm.

The circular arc-shaped control plate 8 is added with protection, and the rubber sleeve is more buffer in collision.

Referring to fig. 7 again, the seat board 3 is rotatably mounted with a first folding rod 33, the top end of the first folding rod 33 is rotatably mounted with the control board 8, one end of a second folding rod 52 is rotatably mounted at the top end of the first folding rod 33, and the other end of the second folding rod 52 is rotatably mounted on the back board 5.

The backplate 5 pivoted in-process can drive control panel 8 in step and rotate, and control panel 8 can rotate and push down, provides the spacing effect of pushing down to user's health, maintains patient's health stability in effect.

In this embodiment, the second folding bars 52 are disposed in parallel, and an included angle between the second folding bars 52 and the first folding bars 33 is 60 ° to 70 °.

Referring to fig. 7 again, the fixing frame 11 is composed of a fixing base 111 and a rotating disc 112, the rotating disc 112 is rotatably mounted at the top end of the fixing base 111, the bottom end of the transmission rod 41 is hinged at the top of the rotating disc 112, and the connecting frame 2 is slidably mounted on the rotating disc 112;

the multifunctional checking chair convenient to regulate and control further comprises a brake assembly 9, the brake assembly 9 comprises a telescopic piece 91 and a brake disc 92, the telescopic piece 91 is fixedly arranged on the fixed seat 111, the brake disc 92 is fixedly arranged at the telescopic end of the telescopic piece 91, the brake disc 92 is slidably mounted on the fixed seat 111, and the brake disc 92 is abutted and braked at the bottom of the rotating disc 112.

When the brake disc 92 is tightly braked with the rotating disc 112, the motor 12 can control the lifting adjustment of the seat plate 3 so as to adjust the use mode of the seat, and when the brake disc 92 is separated from the rotating disc 112, the motor 12 controls the seat plate 3 to rotate and the seat plate 3 so as to adjust the rotation of the seat plate 3.

In this embodiment, the telescopic member 91 is an electric telescopic rod, and is connected to an external power source when in use, so as to provide a power source for telescopic adjustment of the brake disc 92.

When the brake disc 92 moves upwards to abut against the rotating disc 112, the rotating disc 112 is in a locked and non-rotatable state, and the screw rod 13 can drive the connecting frame 2 to stably lift and adjust, so as to control the lifting and adjusting of the seat plate 3 and the rotating adjustment of the back plate 5 and the pedal 6;

when the brake disc 92 moves downwards and is separated from the rotating disc 112, the rotating disc 112 is in an unlocking state, the screw rod 13 drives the rotating disc 112 to rotate through the meshing friction force of the connecting frame 2 during rotation, and meanwhile, the seat plate 3 rotates to adjust the rotating angle of the seat plate 3, so that the use requirement of a user is met.

The working principle of the multifunctional checking chair convenient to regulate and control provided by the embodiment is as follows:

s1, when the seat board 3 moves upwards, the back board 5 rotates clockwise, the second folding rod 52 rotates anticlockwise, and the first folding rod 33 rotates clockwise;

s2, when the back plate 5 rotates to the horizontal state, the second folding lever 52 and the first folding lever 33 pull the control board 8 to be pressed down, so that the control board 8 is pressed down on the body of the user.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.

Claims

1. A multifunctional inspection chair convenient to regulate and control, which is characterized by comprising:

2. The multifunctional inspection chair convenient to adjust and control according to claim 1, wherein the connecting frame is of a rectangular structure.

3. The multifunctional checking chair convenient to regulate and control according to claim 2, wherein the back plate is provided with a through hole, the multifunctional checking chair convenient to regulate and control further comprises a cloth changing component, the cloth changing component comprises a connecting cover, at least three rollers, cloth, a driving mechanism and rollers, the connecting cover is fixedly arranged on the back plate, the three rollers are rotatably arranged in the connecting cover, the cloth sequentially passes through the through hole and the connecting cover, the cloth winds between the back plate and the three rollers, the driving mechanism is fixedly arranged on the connecting cover, the shaft end of the driving mechanism passes through the connecting cover and is fixedly provided with the rollers, and the rollers clamp the cloth through the rollers.

4. The multifunctional checking chair convenient to adjust and control according to claim 3, wherein the roller adopts a rubber wheel structure, and the surface is provided with anti-skid patterns.

5. The multifunctional checking chair convenient to regulate and control according to claim 4, wherein a base plate is fixedly arranged on the front surface of the back plate, the base plate is of an arc-shaped structure, and the cloth is in sliding connection with the outer surface of the base plate.

6. The multifunctional checking chair with convenient adjustment and control according to claim 5, wherein the cushion plate is an air cushion structure.

7. The multifunctional inspection chair convenient to regulate and control according to claim 6, further comprising a control board, wherein the control board is suspended on the seat board, an output end of the control board is electrically connected with a control end of the motor, and an output end of the control board is electrically connected with a control end of the driving mechanism.

8. The multifunctional checking chair with convenient regulation and control according to claim 7, wherein the width of the control board is the same as the width of the seat board, and one side is fixed and the other side is suspended.

9. The multifunctional checking chair convenient to regulate and control according to claim 8, wherein the bottom of the control board is of an arc structure, the surface of the control board is covered with a rubber sleeve, and the thickness of the rubber sleeve is 5mm.

10. The multifunctional checking chair convenient to adjust and control according to claim 9, wherein a first folding rod is rotatably mounted on the seat plate, the top end of the first folding rod is rotatably mounted with the control board, one end of a second folding rod is rotatably mounted on the top end of the first folding rod, and the other end of the second folding rod is rotatably mounted on the back plate.