CN114712144A

CN114712144A - Operation chair

Info

Publication number: CN114712144A
Application number: CN202210650196.3A
Authority: CN
Inventors: 苗茂云
Original assignee: Weifang Nursing Vocational College
Current assignee: Weifang Nursing Vocational College
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-07-08
Anticipated expiration: 2042-06-10
Also published as: CN114712144B

Abstract

The invention discloses an operating chair, which relates to the technical field of operating chairs and comprises a supporting base, wherein a mounting seat is arranged above the supporting base, a groove is formed in the mounting seat, a rotating arm is rotationally arranged in the groove, an angle adjusting device used for adjusting the inclination angle of the rotating arm is arranged on the mounting seat, a second cross rod is rotationally arranged at one end, far away from the mounting seat, of the rotating arm, a seat frame is fixed on the second cross rod, the angle adjusting device comprises a U-shaped frame, the U-shaped frame is hinged to one side, far away from the seat frame, of the rotating arm, a strip-shaped slide way is arranged on the supporting base, a positioning assembly is slidably arranged on the strip-shaped slide way, and a driving assembly used for adjusting the position of the positioning assembly is arranged on the supporting base. The operating chair can realize quick and accurate adjustment of the lying angle, and has a stable and reliable integral structure and convenient and quick operation.

Description

Operation chair

Technical Field

The invention relates to the technical field of operating chairs, in particular to a lying-down operating chair for oral surgery.

Background

The oral operation belongs to one of the surgical operations, most of the oral operations need to be performed on an operation chair, the initial operation chair adopts manual adjustment, the operation consumes manpower, and the adjustment range is limited. With the progress of technology, an electric operation chair using an electric telescopic rod appeared, but the shape of the chair cannot be adjusted quickly due to the characteristics of the electric telescopic rod itself. In addition, all there are a great deal of drawbacks in current electrical control operation chair structurally and simple operation nature. Based on this, the present case provides a lying type operation chair to oral surgery.

Disclosure of Invention

Based on the technical problems, the invention provides a lying type surgical chair for oral surgery, which can be used for quickly and accurately adjusting the angle, has a stable and reliable structure and is convenient and quick to operate.

The operating chair provided by the invention comprises a supporting base, and is structurally characterized in that an installation seat is arranged above the supporting base, a groove is formed in the installation seat, a rotating arm is rotationally arranged in the groove, an angle adjusting device for adjusting the inclination angle of the rotating arm is arranged on the installation seat, a second cross rod is rotationally arranged at one end, far away from the installation seat, of the rotating arm, a seat frame is fixed on the second cross rod, a first cross rod is fixed at the position, close to the second cross rod, of the seat frame, a backrest frame is rotationally arranged on the first cross rod, a hip dragging frame is rotationally arranged on the second cross rod and is arc-shaped, supporting arms are rotationally arranged at the positions of two ends, far away from the second cross rod, of the hip dragging frame, the two supporting arms are rotationally connected with the same movable cross rod, the movable cross rod is in sliding fit with the seat frame, and a first electric telescopic rod is rotationally arranged at the middle position of the movable cross rod, the other end of the first electric telescopic rod is rotationally connected with the middle position of the second cross rod, the rotating arm is provided with a strip-shaped opening for the first electric telescopic rod to pass through, the seat frame is provided with a third cross rod, and the middle position of the third cross bar is rotationally connected with a second electric telescopic rod, the rotating arm is provided with a first mounting groove, the second electric telescopic rod is hinged with the inner wall of the first mounting groove, a U-shaped frame is fixed at the lower part of the backrest frame, a third electric telescopic rod is rotatably arranged on the U-shaped frame, a second mounting groove is arranged on the rotating arm, and the third electric telescopic rod is rotatably connected with the inner wall of the second mounting groove, the mounting seat is in a trapezoidal structure, and one end of the supporting base close to the mounting seat is of an arc-shaped structure, and the first electric telescopic rod, the second electric telescopic rod and the third electric telescopic rod are all electrically connected with a controller.

As further optimization of the technical scheme, sliding sleeves are arranged at two ends of the movable cross rod, the seat frame is formed by bending a metal pipe, and the two sliding sleeves are respectively sleeved on two sides of the seat frame.

As a further optimization of the technical scheme, the angle adjusting device comprises a U-shaped frame, the U-shaped frame is hinged to one side, away from the seat frame, of the rotating arm, a bar-shaped slide way is arranged on the supporting base, a positioning assembly is arranged on the bar-shaped slide way in a sliding mode, and a driving assembly used for adjusting the position of the positioning assembly is arranged on the supporting base.

As the further optimization of this technical scheme, locating component includes the rectangle storehouse, rectangle storehouse and bar slide sliding fit, be provided with the bar hole on the rectangle storehouse, and the U shaped frame passes the bar hole, rectangle storehouse inner wall is close to bar hole below position department and is provided with the strip shaped plate, the rectangle storehouse is close to the strip shaped plate below and is provided with the perforation, and the perforation interpolation is equipped with the pull rod, be provided with the hinge hole that the equidistance distributes on the pull rod, and the hinge hole inner wall articulates there is the dog, be provided with a plurality ofly on the strip shaped plate with the rectangular hole of dog looks adaptation.

As the further optimization of this technical scheme, the rectangle storehouse is worn out to the one end that the pull rod is close to the mount pad, and the pull rod is close to mount pad one end and is provided with spacing cap, and the cover is equipped with spring part and is located between spacing cap and the rectangle storehouse on the pull rod, the one end that the spring part was kept away from to the pull rod is opened there is the rectangle jack, and the interpolation of rectangle jack is equipped with the arm of cranking, be provided with articulated seat on the rectangle storehouse, it is articulated with articulated seat to crank the arm, crank arm end portion welding has the pedal piece, and is provided with anti-skidding line on the pedal piece, the dog is parallelogram, and the hinge hole on the acute angle department of dog lower extreme and the pull rod is articulated.

As a further optimization of the technical scheme, the driving assembly comprises a motor support, the motor support is arranged at the position, close to the groove, of the top of the supporting base, a driving motor is fixed on the motor support, an output shaft of the driving motor penetrates through the motor support, a lead screw is fixedly connected to the end portion of the output shaft, a through hole for the lead screw to penetrate through is formed in the rectangular bin, a lead screw nut is arranged in the through hole, and the lead screw nut is connected with the lead screw in a matched mode.

In conclusion, the beneficial effects of the invention are as follows:

1. through setting up the pull rod, crank arm and the pedal piece that the cooperation set up, can be quick fold the dog, can realize the quick adjustment to U type frame angle, thereby carry out quick adjustment to the angle of swinging boom, driving motor and the lead screw that the cooperation set up simultaneously can finely tune the angle of swinging boom, reach the purpose of more meticulous adjustment, adaptation operation needs that can be better, when having guaranteed accurate adjustment, quick adjustment has been realized again, the slow problem of the rate of adjustment among the prior art has been solved.

2. Through setting up buttockss carriage, can carry out effectual support to patient's buttock for the patient sits and goes more stably, and the first electric telescopic handle that the cooperation set up simultaneously can adapt to patient's size more and adjust, and application scope is wider.

Drawings

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

FIG. 2 is a schematic view of the structure of a seat frame and a backrest frame according to the present invention;

FIG. 3 is a schematic structural view of a positioning assembly of the present invention;

FIG. 4 is a schematic view of the structure of the present invention with the hinge base mounted on the drawbar;

FIG. 5 is a schematic view of the hip rest according to the present invention;

FIG. 6 is a schematic view of the structure of the pivot arm, the seat frame and the backrest frame of the present invention;

FIG. 7 is a schematic structural view of a support base according to the present invention;

fig. 8 is a schematic structural view of the tie bar of the present invention.

In the figure: 1. a mounting seat; 2. a rotating arm; 3. a support base; 4. a U-shaped frame; 5. a positioning assembly; 501. a rectangular bin; 502. a rectangular jack; 503. a pull rod; 504. a hinged seat; 505. a pedal block; 506. a crank arm; 507. a strip-shaped hole; 508. a spring member; 509. a limiting cap; 5010. a screw rod; 5011. a drive motor; 5012. a rectangular hole; 5013. a stopper; 5014. a strip plate; 6. a strip-shaped slideway; 7. a first cross bar; 8. a U-shaped frame; 9. a first electric telescopic rod; 10. a hip bracket; 11. a second cross bar; 12. a support arm; 13. a movable cross bar; 14. a sliding sleeve; 15. a second electric telescopic rod; 16. a third cross bar; 17. a seat frame; 18. a backrest frame; 19. a third electric telescopic rod; 20. a motor bracket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 8 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the operating chair of the invention comprises a supporting base 3, a mounting seat 1 is arranged above the supporting base 3, a groove is arranged on the mounting seat 1, a rotating arm 2 is rotatably arranged in the groove, an angle adjusting device for adjusting the inclination angle of the rotating arm 2 is arranged on the mounting seat 1, a second cross rod 11 is rotatably arranged at one end of the rotating arm 2 far away from the mounting seat 1, a seat frame 17 is fixed on the second cross rod 11, a first cross rod 7 is fixed at the position of the seat frame 17 close to the second cross rod 11, a backrest frame 18 is rotatably arranged on the first cross rod 7, a hip mopping frame 10 is rotatably arranged on the second cross rod 11, the hip mopping frame 10 is arc-shaped, supporting arms 12 are rotatably arranged at the two ends of one side of the hip mopping frame 10 far away from the second cross rod 11, the same movable cross rod 13 is rotatably connected on the two supporting arms 12, the movable cross rod 13 is in sliding fit with the seat frame 17, a first electric telescopic rod 9 is rotatably arranged at the middle position of a movable cross rod 13, the other end of the first electric telescopic rod 9 is rotatably connected with the middle position of a second cross rod 11, a strip-shaped opening for the first electric telescopic rod 9 to pass is arranged on a rotating arm 2, a third cross rod 16 is arranged on a seat frame 17, a second electric telescopic rod 15 is rotatably connected with the middle position of the third cross rod 16, a first mounting groove is arranged on the rotating arm 2, the second electric telescopic rod 15 is hinged with the inner wall of the first mounting groove, a U-shaped frame 8 is fixed at the lower part of a backrest frame 18, a third electric telescopic rod 19 is rotatably arranged on the U-shaped frame 8, a second mounting groove is arranged on the rotating arm 2, the third electric telescopic rod 19 is rotatably connected with the inner wall of the second mounting groove, the mounting seat 1 is of a trapezoidal structure, the end of a supporting base 3 close to the mounting seat 1 is of an arc-shaped structure, the first electric telescopic rod 9, The second electric telescopic rod 15 and the third electric telescopic rod 19 are both electrically connected with a controller. Sliding sleeves 14 are arranged at two ends of the movable cross rod 13, the seat frame 17 is formed by bending a metal pipe, and the two sliding sleeves 14 are respectively sleeved on two sides of the seat frame 17.

Referring to the attached drawings, the angle adjusting device comprises a U-shaped frame 4, the U-shaped frame 4 is hinged to one side, away from the seat frame 17, of the rotating arm 2, a strip-shaped slide way 6 is arranged on the supporting base 3, a positioning assembly 5 is arranged on the strip-shaped slide way 6 in a sliding mode, and a driving assembly used for adjusting the position of the positioning assembly 5 is arranged on the supporting base 3.

Referring to the drawings, the positioning assembly 5 comprises a rectangular bin 501, the rectangular bin 501 is in sliding fit with a strip-shaped slideway 6, a strip-shaped hole 507 is formed in the rectangular bin 501, a U-shaped frame 4 penetrates through the strip-shaped hole 507, a strip-shaped plate 5014 is arranged on the inner wall of the rectangular bin 501 close to the lower position of the strip-shaped hole 507, a through hole is formed in the rectangular bin 501 close to the lower portion of the strip-shaped plate 5014, a pull rod 503 is inserted in the through hole, hinge holes distributed equidistantly are formed in the pull rod 503, a block 5013 is hinged to the inner wall of each hinge hole, and a plurality of rectangular holes 5012 matched with the block 5013 are formed in the strip-shaped plate 5014.

Referring to the attached drawings, a pull rod 503 is close to a mounting seat 1, a limiting cap 509 is arranged at one end, close to the mounting seat, of the pull rod 503, a spring piece 508 is sleeved on the pull rod 503, the spring piece 508 is located between the limiting cap 509 and a rectangular bin 501, a rectangular insertion hole 502 is formed in one end, far away from the spring piece 508, of the pull rod 503, a crank arm 506 is inserted into the rectangular insertion hole 502, a hinge seat 504 is arranged on the rectangular bin 501, the crank arm 506 is hinged to the hinge seat 504, a pedal block 505 is welded to the end of the crank arm 506, anti-skid grains are arranged on the pedal block 505, a stop block 5013 is in a parallelogram shape, and an acute angle at the lower end of the stop 5013 is hinged to a hinge hole in the pull rod 503.

Referring to the attached drawings, the driving assembly comprises a motor support 20, the motor support 20 is arranged at the position, close to the groove, of the top of the supporting base 3, a driving motor 5011 is fixed on the motor support 20, an output shaft of the driving motor 5011 penetrates through the motor support 20, a lead screw 5010 is fixedly connected to the end portion of the output shaft, a through hole through which the lead screw 5010 penetrates is formed in the rectangular bin 501, a lead screw nut is arranged in the through hole, and the lead screw nut is connected with the lead screw 5010 in a matched mode.

Referring to the attached drawings, the working principle of the invention is as follows: when the seat is used, the cushion cover of the seat is prepared according to the seat frame 17 and the backrest frame 18, the cushion cover can be made of flexible fabric, the angle of the seat frame 17 can be adjusted by controlling the second electric telescopic rod 15, the movable cross rod 13 can be pulled by controlling the first electric telescopic rod 9, so that the hip dragging frame 10 is driven to rotate, the hip of a patient is supported, and the supporting state is adjusted, so that the seat can be suitable for different patients; through the work of control third electric telescopic handle 19, can adjust the inclination of backing frame 18, thereby adjust patient's gesture, conveniently carry out oral operation, can carry out quick adjustment to the whole angle of chair through locating component 5, in the adjustment process, manually lift up swinging boom 2, remove U type frame 4 to suitable dog 5013 department, carry out spacingly through dog 5013 to U type frame 4, then through controlling driving motor 5011, cooperation lead screw 5010, drive rectangle storehouse 501 and remove, the inclination of swinging boom 2 is finely tuned, then when needing to carry out quick adjustment to the inclination of swinging boom 2, only need the foot to step on pedal piece 505, it is rotatory to drive bent arm 506, thereby pulling pull rod 503 removes, make dog 5013 fold, realize dog 5013 and the separation of U type frame 4, the angle of the swinging boom 2 of adjustment that can be quick.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An operation chair, comprising a supporting base (3), characterized in that: the buttock support is characterized in that a mounting seat (1) is arranged above the supporting base (3), a groove is formed in the mounting seat (1), a rotating arm (2) is arranged in the groove in a rotating mode, an angle adjusting device used for adjusting the inclination angle of the rotating arm (2) is arranged on the mounting seat (1), a second transverse rod (11) is arranged at one end, far away from the mounting seat (1), of the rotating arm (2) in a rotating mode, a seat frame (17) is fixed on the second transverse rod (11), a first transverse rod (7) is fixed at a position, close to the second transverse rod (11), of the seat frame (17), a backrest frame (18) is arranged on the first transverse rod (7) in a rotating mode, a buttock bracket (10) is further arranged on the second transverse rod (11) in a rotating mode, the buttock bracket (10) is arc-shaped, supporting arms (12) are arranged at positions, far away from one side of the second transverse rod (11), of the buttock bracket (10) in a rotating mode, the two support arms (12) are rotatably connected with the same movable cross rod (13), and the movable cross rod (13) is in sliding fit with the seat frame (17);

a first electric telescopic rod (9) is rotatably arranged at the middle position of the movable cross rod (13), the other end of the first electric telescopic rod (9) is rotatably connected with the middle position of the second cross rod (11), a strip-shaped opening for the first electric telescopic rod (9) to pass through is arranged on the rotating arm (2), a third cross rod (16) is arranged on the seat frame (17), a second electric telescopic rod (15) is rotatably connected at the middle position of the third cross rod (16), a first mounting groove is arranged on the rotating arm (2), the second electric telescopic rod (15) is hinged with the inner wall of the first mounting groove, a U-shaped frame (8) is fixed at the lower part of the backrest frame (18), a third electric telescopic rod (19) is rotatably arranged on the U-shaped frame (8), a second mounting groove is formed in the rotating arm (2), and a third electric telescopic rod (19) is rotatably connected with the inner wall of the second mounting groove;

the angle adjusting device comprises a U-shaped frame (4), the U-shaped frame (4) is hinged to one side, away from the seat frame (17), of the rotating arm (2), a strip-shaped slideway (6) is arranged on the supporting base (3), a positioning assembly (5) is arranged on the strip-shaped slideway (6) in a sliding mode, and a driving assembly used for adjusting the position of the positioning assembly (5) is arranged on the supporting base (3);

the positioning assembly (5) comprises a rectangular bin (501), the rectangular bin (501) is in sliding fit with a strip-shaped slide way (6), a strip-shaped hole (507) is formed in the rectangular bin (501), a U-shaped frame (4) penetrates through the strip-shaped hole (507), a strip-shaped plate (5014) is arranged at the position, below the strip-shaped hole (507), of the inner wall of the rectangular bin (501), a through hole is formed in the lower portion, close to the strip-shaped plate (5014), of the rectangular bin (501), a pull rod (503) is inserted into the through hole, hinge holes distributed equidistantly are formed in the pull rod (503), a stop block (5013) is hinged to the inner wall of the hinge holes, and a plurality of rectangular holes (5012) matched with the stop block (5013) are formed in the strip-shaped plate (5014);

rectangle storehouse (501) is worn out to one end that pull rod (503) are close to mount pad (1), and pull rod (503) are close to mount pad one end and are provided with spacing cap (509), and the cover is equipped with spring part (508) and are located between spacing cap (509) and rectangle storehouse (501) on pull rod (503), spring part (508) was kept away from in pull rod (503) one end is opened there is rectangle jack (502), and rectangle jack (502) interpolation is equipped with crank arm (506), be provided with articulated seat (504) on rectangle storehouse (501), crank arm (506) are articulated with articulated seat (504).

2. The operating chair according to claim 1, wherein sliding sleeves (14) are arranged at both ends of the movable cross rod (13), the chair frame (17) is formed by bending a metal pipe, and the two sliding sleeves (14) are respectively sleeved at both sides of the chair frame (17).

3. The operating chair according to claim 1, wherein the driving assembly comprises a motor support (20), the motor support (20) is arranged at a position close to the groove at the top of the supporting base (3), a driving motor (5011) is fixed on the motor support (20), an output shaft of the driving motor (5011) penetrates through the motor support (20) and is fixedly connected with a screw rod (5010) at the end part of the output shaft, a through hole for the screw rod (5010) to penetrate is formed in the rectangular bin (501), a screw nut is arranged in the through hole, and the screw nut is in fit connection with the screw rod (5010).

4. The surgical chair according to claim 1, wherein a pedal block (505) is welded at the end of the crank arm (506), and the pedal block (505) is provided with anti-skid lines.

5. The surgical chair according to claim 1, wherein the mounting seat (1) is of a trapezoidal structure and the end of the support base (3) adjacent to the mounting seat (1) is of an arc structure.

6. The surgical chair according to claim 1, wherein the stopper (5013) is in the shape of a parallelogram, and the stopper (5013) is hinged to the hinge hole of the pull rod (503) at an acute angle at a lower end thereof.

7. The surgical chair according to claim 1, wherein the first electric telescopic rod (9), the second electric telescopic rod (15) and the third electric telescopic rod (19) are electrically connected with a controller.