CN111658415B - Mechanical control's dentistry comprehensive treatment chair - Google Patents
Mechanical control's dentistry comprehensive treatment chair Download PDFInfo
- Publication number
- CN111658415B CN111658415B CN202010643075.7A CN202010643075A CN111658415B CN 111658415 B CN111658415 B CN 111658415B CN 202010643075 A CN202010643075 A CN 202010643075A CN 111658415 B CN111658415 B CN 111658415B
- Authority
- CN
- China
- Prior art keywords
- shaft
- fixedly connected
- bevel gear
- seat frame
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/02—Chairs with means to adjust position of patient; Controls therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
- A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
- A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
- A61G15/125—Head-rests
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention relates to the technical field of oral medical treatment, in particular to a mechanical-control dental comprehensive treatment chair which comprises an underframe, wherein the upper side of the underframe is connected with a seat frame in a sliding manner, lifting screws are arranged on two sides of the seat frame in a sliding manner, the lower ends of the lifting screws are fixedly connected to the underframe, and two sides of the seat frame are respectively connected with a first bevel gear with the middle part in threaded connection with the lifting screws in a rotating manner; a driving shaft is rotatably connected in the seat frame, the driving shaft is fixedly connected with a first driving gear, the upper side of the seat frame is connected with a seat plate in a sliding manner, the lower side of the seat plate is fixedly connected with a fixed frame, the lower end of the fixed frame is rotatably connected with a first movable shaft, two ends of the first movable shaft are fixedly connected with a second bevel gear, and the first movable shaft is fixedly connected with a second driving gear; the seat frame is fixedly connected with a push spring which can push the fixing frame to move upwards until the bevel gear II is meshed with the bevel gear I and the driving gear II is meshed with the driving gear I at the same time. The invention has the structure that the treatment chair can be conveniently adjusted without electric power, and on the other hand, the effect of ensuring the stability of the treatment chair during working can be achieved.
Description
Technical Field
The invention relates to the technical field of oral medical treatment, in particular to a mechanically-controlled dental comprehensive treatment chair.
Background
The mechanically controlled comprehensive dental chair is one medical instrument essential for stomatologist and is used for oral operation and examination and treatment of oral diseases.
The prior referenced application publication numbers are: CN107928963A, the present invention discloses a rotatable electric hydraulic drive dental treatment chair, which comprises a base, wherein the base is fixedly installed on the ground, a rotating mechanism is arranged above the base, an electric hydraulic lifting device is arranged above the rotating head, the top end of the seat is hinged with a backrest, the top end of the backrest is fixedly connected with a headrest through a connecting piece, a support frame matched with the seat is arranged on the side surface of the base, a foot placing frame is fixedly installed on the support frame, and a controller is arranged on the support frame and is electrically connected with the electric hydraulic lifting device and a drive pump respectively. The invention has the advantages of simple structure and strong practicability.
The optional dress of its hydraulic drive dentistry treatment chair that discloses in foretell prior art scheme all adopts electric control, consequently, in case when taking place outage or circuit trouble and circuit damage, the treatment chair will be unable to use, has restricted the life of treatment chair greatly, and because circuit control treatment chair, in case the work of treatment chair is repaiied and is gone through and is gone out trouble, in the process of treatment, the treatment chair produces the rotation automatically, will directly influence patient's treatment, can even produce secondary damage to the patient when serious.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a mechanically-controlled dental comprehensive treatment chair which has a structure that the treatment chair can be conveniently adjusted without electric power, meets the use requirement of treatment, is energy-saving and long in service life, and can ensure the stability of the treatment chair during working and greatly ensure the safety of patients.
The above object of the present invention is achieved by the following technical solutions:
a mechanically-controlled dental comprehensive treatment chair comprises an underframe, wherein the upper side of the underframe is vertically connected with a seat frame in a sliding manner, two sides of the seat frame are vertically connected with lifting screws in a sliding manner, the lower ends of the lifting screws are fixedly connected to the underframe, and two sides of the seat frame are rotatably connected with a first bevel gear with the middle part in threaded connection with the lifting screws;
the seat frame is connected with a horizontally arranged driving shaft in a rotating mode, the driving shaft is fixedly connected with a first driving gear, the upper side of the seat frame is vertically connected with a seat plate in a sliding mode, the lower side of the seat plate is vertically and fixedly connected with a fixed frame, the lower end of the fixed frame is connected with a first movable shaft in the same direction as the axis of the driving shaft in a rotating mode, two ends of the first movable shaft are fixedly connected with a second bevel gear, and the first movable shaft is fixedly connected with a second driving gear; the seat frame is fixedly connected with a push spring which can push the fixing frame to move upwards until the bevel gear II is meshed with the bevel gear I and the driving gear II is meshed with the driving gear I at the same time;
a first rotating shaft which is horizontally arranged and two ends of which are rotatably connected with the seat frame is fixedly connected to one end of the seat frame, which is close to the seat frame, a first worm wheel is fixedly connected to the first rotating shaft, and a first transmission shaft which is obliquely arranged is rotatably connected to one side of the seat frame; one end of the first transmission shaft is fixedly connected with a first worm meshed with the first worm wheel; the other end of the first transmission shaft is fixedly connected with a third bevel gear; the upper end of the fixed frame is rotatably connected with a second movable shaft which is horizontally arranged, the end part of the second movable shaft is fixedly connected with a fourth bevel gear which can be meshed with a third bevel gear along with the descending of the fixed frame, the middle part of the second movable shaft is fixedly connected with a third driving gear, and the third driving gear can be meshed with the first driving gear when the fourth bevel gear is meshed with the third bevel gear.
By adopting the technical scheme, in a normal state, the push spring pushes the fixed frame to move upwards, so that the driving gear II of the movable shaft I is meshed with the driving gear I of the driving shaft, the bevel gear II of the movable shaft I is meshed with the bevel gear I, at the moment, the driving shaft is rotated, the driving gear I is meshed with the driving gear II to drive the movable shaft I to rotate, the bevel gear II is meshed with the bevel gear I to drive the bevel gear I to rotate, a lifting screw rod in threaded connection with the bevel gear I can be driven to lift, and the height adjustment of the seat frame relative to the bottom frame is completed; when a patient sits on the seat plate on the upper side of the seat frame, the seat plate is pressed to move downwards, so that the fixed frame can be driven to move downwards, the second driving gear of the first movable shaft is disengaged from the first driving gear, the second bevel gear is also disengaged from the first bevel gear, and meanwhile, the second movable shaft is driven to descend by descending of the fixed frame, so that the third driving gear is engaged with the first driving gear, and the third bevel gear is engaged with the fourth bevel gear; at the moment, the driving shaft is rotated, the driving shaft is meshed with the driving gear I, the movable shaft II is rotated, then, the driving shaft I is driven to rotate through the bevel gear III and the bevel gear IV, the worm is driven to rotate, the worm wheel I can be driven to rotate, the rotating shaft is driven to rotate, the chair back is driven to rotate, the angle adjustment of the chair back is realized, and due to the fact that the worm wheel I is meshed with the worm, the self-locking performance of the therapeutic chair is adopted, the stable adjustment of the chair back is guaranteed, the structure of the therapeutic chair capable of being conveniently adjusted without electric power is provided, the using requirement of therapy is met, energy is saved, the service life is long, the stability of the therapeutic chair during working can be guaranteed on the other hand, and the safety of a patient is greatly guaranteed.
The present invention in a preferred example may be further configured to: at least one side of seat frame is provided with the swinging arms that the middle part articulates in the seat frame, the swinging arms lower extreme trends the slope of base direction and sets up, the one end rigid coupling that the swinging arms extends to the seat frame outside has the handrail that length direction is the same with the length direction of seat frame, the rigid coupling has the horizontal pole that the level set up on the mount, the bar groove has all been seted up along swinging arms length direction to the other end of swinging arms, the tip of horizontal pole slides and connects in the bar groove and can rotate at the bar inslot.
By adopting the technical scheme, the push spring pushes the fixing plate to move upwards and can push the cross rod to move upwards in a normal state, so that the lower end of the swing rod keeps moving towards the direction of the base, the handrail is rotated to one side of the seat frame, and a patient can conveniently sit on the seat plate on the upper side of the seat frame; when a patient sits on the seat board, the fixing frame is driven to move downwards, the transverse rod can be driven to move downwards, the end portion of the transverse rod is driven to slide along the strip-shaped groove of the swinging rod and rotate, the upper end of the swinging rod rotates towards the direction of the seat frame, the handrail is driven to rotate to the upper side of the seat frame from the side edge of the seat frame, and the arm and the hand of the patient can be placed conveniently.
The invention is further configured to: a leg plate is arranged at one side end of the seat frame far away from the chair back, and a second rotating shaft which is rotatably connected with the seat frame is fixedly connected at one end of the leg plate close to the seat frame; a second worm wheel is fixedly connected to the second rotating shaft, a second transmission shaft is rotatably connected to the seat frame, and a second worm meshed with the second worm wheel is fixedly connected to one end of the second transmission shaft; the one end rigid coupling of drive shaft has U type frame, the one end of drive shaft is equipped with the oscillating axle, the one end of oscillating axle is provided with and inserts the axle with the oscillating axle coaxial line and can insert and locate U type frame in, insert the both sides butt of axle in U type frame inner wall, insert the axle including the fixed part of rigid coupling in the oscillating axle and rotate the rotation portion of connecting in the fixed part, rotation portion lateral wall rigid coupling has the connecting axle of rotation connection in U type frame, it can make the fixed part break away from butt U type frame inner wall when the axle rotates to the axis direction skew in the axis direction of drive shaft to insert the axle, the other end rigid coupling of transmission shaft two has bevel gear five, the rigid coupling has the bevel gear six that can mesh in bevel gear five along with the direction rotation of oscillating axle trend bevel gear five on the oscillating axle.
By adopting the technical scheme, when the swinging shaft is rotated to be in a coaxial line state with the driving shaft, the fixed part and the rotating part of the inserting shaft are abutted against the inner wall of the U-shaped frame, so the rotating swinging shaft can drive the driving shaft to rotate, when the inclination angle of the leg plate needs to be adjusted, the swinging shaft is rotated in the direction of the bevel gear five, the swinging shaft rotates along with the swinging shaft, two sides of the fixed part of the inserting shaft are separated from the abutment of the inner wall of the U-shaped frame, the side wall of the rotating part is still abutted against the inner wall of the U-shaped frame, and the fixed part is rotatably connected with the rotating part, so the swinging shaft is rotated at the moment, the driving shaft cannot rotate along with the swinging shaft, further, when the bevel gear five rotating to the swinging shaft is engaged with the bevel gear six, the swinging shaft is rotated to drive the transmission shaft two to rotate through the bevel gear five, further, the worm two is driven to rotate through the worm gear two, the leg plates are driven to rotate, after the rotation is finished, the swing shaft is rotated again to be coaxial with the driving shaft, the fixing portion and the rotating portion of the inserting shaft are abutted to the inner wall of the U-shaped frame, at the moment, the swing shaft is rotated to drive the driving shaft to rotate again, the leg plates are matched with the worm gear II, self-locking is achieved, and the position of the leg plates is guaranteed to be fixed.
The present invention in a preferred example may be further configured to: the rotating part is connected with a fixed ball in a sliding manner, and a spring which can push one side of the outer edge of the fixed ball to protrude out of the side wall of the rotating part under a normal state is fixedly connected in the rotating part; the inner wall of the U-shaped frame is provided with a first groove and a second groove, the fixing ball is inserted into the first groove to enable the inserting shaft and the driving shaft to be in a coaxial line, and the fixing ball is inserted into the second groove to enable the bevel gear five to be meshed with the bevel gear six.
By adopting the technical scheme, when the fixing device works, the swinging shaft is rotated to be coaxial with the driving shaft, the fixing ball can be clamped in the first groove to fix the relative position of the driving shaft and the swinging shaft, and when the swinging shaft is rotated to be five-meshed with the sixth bevel gear, the fixing ball can be clamped in the second groove to fix the relative position of the driving shaft and the swinging shaft, so that the fixing device is convenient to use.
The present invention in a preferred example may be further configured to: the downside rigid coupling of chassis has axis direction perpendicular to base length direction's arc slider, the downside of chassis is provided with the base, the arc spout has been seted up on the base, the arc slider slides and connects in the arc spout, the one end that the base corresponds the arc spout is rotated and is connected with and can tend arc spout direction pivoted swing post, the position that the chassis corresponds swing post upside articulates there is the lead screw that can tend arc slider direction wobbling, the lead screw slides along the axis direction of swing post and connects in the swing post, the upper end of swing post is rotated and is connected with the thread bush with swing post coaxial line, thread bush threaded connection is in the lead screw.
Through adopting above-mentioned technical scheme, the during operation rotates the thread bush, can drive to slide and connect the lead screw in the swing post and slide along the axis direction of swing post to make the chassis slide along the arc spout through the arc slider, adjust the angle of chassis, and then the inclination of synchronous adjustment seat frame, the back of the chair and back plate satisfies different user demands.
The present invention in a preferred example may be further configured to: the one end that the seat frame was kept away from to the back of the chair is provided with the headrest, the both sides of headrest all are provided with the splint that can tend to the direction motion of being close to each other.
Through adopting above-mentioned technical scheme, when the treatment, the patient sleeps the head behind the headrest, through the direction motion that two splint trends are close to each other, can carry out the centre gripping to patient's head and fix, avoids the patient head to rock in treatment process, guarantees the security of treatment.
The present invention in a preferred example may be further configured to: the headrest internal rotation is connected with the horizontal screw rod of setting, splint slide along the axis direction of screw rod of setting and connect in the headrest, two splint threaded connection respectively in the two screw sections of screw rod of setting.
Through adopting above-mentioned technical scheme, during the use, rotate and to the silk screw rod can drive two splint trends and move near the direction each other to can make splint fixed to patient's head.
The present invention in a preferred example may be further configured to: the one end rigid coupling that is close to the headrest of the back of the chair has the sleeve pipe, the downside rigid coupling of headrest has the rotation to be connected in sheathed tube rotation post, threaded connection has the tip can the butt in the puller bolt who rotates the post on the sleeve pipe.
Through adopting above-mentioned technical scheme, work is, can be according to the demand of using, rotate the headrest, adjust the angle, then screw up the top bolt and can realize the fixed of the relative position of headrest and back of the chair.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the push spring pushes the fixing frame to move upwards in a normal state, so that a driving gear II of the first movable shaft is meshed with a driving gear I of the driving shaft, a bevel gear II of the first movable shaft is meshed with a bevel gear I, at the moment, the driving shaft is rotated, the driving gear I is meshed with the driving gear II to drive the first movable shaft to rotate, the bevel gear II is meshed with the bevel gear I to drive the bevel gear I to rotate, a lifting screw which is in threaded connection with the bevel gear I can be driven to lift, and then the height adjustment of the seat frame relative to the bottom frame is completed; when a patient sits on the seat plate on the upper side of the seat frame, the seat plate is pressed to move downwards, so that the fixed frame can be driven to move downwards, the second driving gear of the first movable shaft is disengaged from the first driving gear, the second bevel gear is also disengaged from the first bevel gear, and meanwhile, the second movable shaft is driven to descend by descending of the fixed frame, so that the third driving gear is engaged with the first driving gear, and the third bevel gear is engaged with the fourth bevel gear; at the moment, the driving shaft is rotated, the driving gear I is meshed with the driving gear III to realize the rotation of the movable shaft II, then the bevel gear III is meshed with the bevel gear IV to drive the driving shaft I to rotate, so that the worm I is driven to rotate, the rotating shaft is driven to rotate, the chair back is driven to rotate, and the angle adjustment of the chair back is realized;
2. under a normal state, the push spring pushes the fixed plate to move upwards, and can push the cross rod to move upwards, so that the lower end of the swing rod keeps moving towards the direction of the base, the handrail is further rotated to one side of the seat frame, and a patient can conveniently sit on the seat plate on the upper side of the seat frame; when a patient sits on the seat board, the fixing frame is driven to move downwards, the cross rod can be driven to move downwards, so that the end part of the cross rod is driven to slide along the strip-shaped groove of the swinging rod and rotate, the upper end of the swinging rod rotates towards the direction of the seat frame, the handrail is driven to rotate to the upper side of the seat frame from the side edge of the seat frame, and the arm and the hand of the patient can be conveniently placed;
3. when the swing shaft is rotated to be in a coaxial line state with the driving shaft, the fixed part and the rotating part of the inserting shaft are abutted against the inner wall of the U-shaped frame, so the rotating swing shaft can drive the driving shaft to rotate, when the inclination angle of the leg plate needs to be adjusted, the swing shaft is rotated in the direction of the fifth bevel gear, the swing shaft rotates along with the swing shaft, two sides of the fixed part of the inserting shaft are separated from the abutment of the inner wall of the U-shaped frame, the side wall of the rotating part is still abutted against the inner wall of the U-shaped frame, and the fixed part is rotatably connected with the rotating part, so the swing shaft is rotated at the moment, the driving shaft cannot rotate along with the swing shaft, further, when the fifth bevel gear which rotates to the swing shaft is meshed with the sixth bevel gear, the swing shaft is rotated to drive the sixth bevel gear, so that the second transmission shaft is driven by the fifth bevel gear to rotate the second worm gear, the second drive the rotating shaft to rotate, and drive the leg plate to rotate, after the rotation is finished, the swinging shaft is rotated again to be coaxial with the driving shaft, the fixing part and the rotating part of the inserting shaft are abutted to the inner wall of the U-shaped frame, at the moment, the swinging shaft is rotated to drive the driving shaft to rotate again, the leg plate is matched with the worm gear II, self-locking is achieved, and the position fixing of the leg plate is guaranteed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the arc-shaped slider of the present invention.
Fig. 3 is a schematic view of the lifting screw structure of the present invention.
Figure 4 is a schematic cross-sectional view of a mount of the present invention.
FIG. 5 is a schematic view of the U-shaped frame structure of the present invention.
In the figure, 1, a base; 11. an arc-shaped chute; 12. a swing post; 121. a threaded sleeve; 2. a chassis; 21. an arc-shaped sliding block; 22. a lead screw; 3. a seat frame; 31. a lifting screw; 32. a first bevel gear; 33. a drive shaft; 331. driving a gear I; 332. a U-shaped frame; 333. a first groove; 334. a second groove; 34. pushing a spring; 35. a first transmission shaft; 351. a first worm; 352. a third bevel gear; 36. a swing lever; 361. a strip-shaped groove; 37. a handrail; 38. a second transmission shaft; 381. a second worm; 382. a fifth bevel gear; 39. a straight slot; 4. a seat plate; 41. a fixed mount; 411. a cross bar; 412. a roller; 42. a first movable shaft; 421. a second bevel gear; 422. driving a gear II; 43. a second movable shaft; 431. a fourth bevel gear; 432. driving a gear III; 5. a chair back; 51. rotating a first shaft; 511. a first worm wheel; 52. a sleeve; 521. jacking the bolt; 6. a leg plate; 61. a second rotating shaft; 611. a second worm gear; 7. a swing shaft; 71. inserting a shaft; 711. a fixed part; 712. a rotating part; 72. a sixth bevel gear; 73. a containing groove; 731. fixing the ball; 732. a spring; 8. a headrest; 81. rotating the column; 82. a splint; 83. a screw rod is aligned; 9. a work table; 91. a hand basin; 92. a support arm; 921. a cross arm; 93. an oral light; 94. a bearing arm; 95. a rocker arm; 96. an operation platform.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the mechanically-controlled dental comprehensive treatment chair disclosed by the invention comprises a horizontally-arranged base 1, wherein an underframe 2 is arranged on the upper side of the base 1, an arc-shaped sliding block 21 is fixedly connected to the lower side of the underframe 2, the axial direction of the arc-shaped sliding block 21 is perpendicular to the length direction of the base 1, an arc-shaped sliding groove 11 is formed in the upper side of the base 1, the axial direction of the arc-shaped sliding groove 11 is perpendicular to the length direction of the base 1, the arc-shaped sliding block 21 is connected in the arc-shaped sliding groove 11 in a sliding manner, so that the underframe 2 can rotate, a swing column 12 is hinged to one end of the base 1 corresponding to the arc-shaped sliding groove 11, the swing column 12 can rotate towards the direction of the arc-shaped sliding groove 11, a lead screw 22 is hinged to one end of the arc-shaped sliding block 21 of the lead screw 22, the swing column 12 is provided with a long hole along the axial direction thereof, the lead screw 22 is inserted into the long hole and is connected in the long hole in a sliding manner, the upper end of the swing column 12 is rotatably connected with a threaded sleeve 121, the axial direction of the threaded sleeve 121 is the same as the axial direction of the swing column 12, and the threaded sleeve 121 is in threaded connection with the lead screw 22. During the use, rotate thread bush 121 and can drive the lead screw 22 that slides and connect in swing post 12 and slide along the axis direction of swing post 12 to make chassis 2 slide along arc spout 11 through arc slider 21, adjust the angle of chassis 2.
Referring to fig. 3, the upside of chassis 2 is vertically slided and is connected with seat frame 3, the equal vertical sliding in seat frame 3 both sides is connected with lifting screw 31, lifting screw 31's lower extreme rigid coupling in chassis 2, seat frame 3's both sides are all rotated and are connected with bevel gear 32, bevel gear 32's axis position department all sets up threaded hole and difference threaded connection in lifting screw 31, rotate two bevel gear 32 simultaneously, can drive threaded connection in bevel gear 32's lifting screw 31 along vertical direction motion, thereby adjust seat frame 3 for chassis 2's height.
A driving shaft 33 is rotatably connected to the seat frame 3, the axial direction of the driving shaft 33 is the same as that of the arc-shaped sliding block 21, a first driving gear 331 is fixedly connected to the middle of the driving shaft 33, a seat plate 4 is vertically connected to the upper side of the seat frame 3 in a sliding manner, a fixed frame 41 is vertically and fixedly connected to the lower side of the seat plate 4, a first movable shaft 42 is rotatably connected to the lower end of the fixed frame 41, the axial direction of the first movable shaft 42 is the same as that of the driving shaft 33, two ends of the first movable shaft 42 are fixedly connected with a second bevel gear 421, and a second driving gear 422 is fixedly connected to the first movable shaft 42; a vertically arranged push spring 34 is fixedly connected between the seat frame 3 and the fixed frame 41, and in a normal state, the push spring 34 can push the fixed frame 41 to move upwards, so that the driving gear II 422 of the movable shaft I42 is meshed with the driving gear I331 of the driving shaft 33, and meanwhile, the bevel gear II 421 of the movable shaft I42 is meshed with the bevel gear I32. At this time, the driving shaft 33 is rotated, the driving gear one 331 is meshed with the driving gear two 422 to drive the movable shaft one 42 to rotate, so that the bevel gear two 421 is meshed with the bevel gear one 32 to drive the bevel gear one 32 to rotate, the lifting screw 31 in threaded connection with the bevel gear one 32 can be driven to lift, and the height adjustment of the seat frame 3 relative to the bottom frame 2 is completed.
Referring to fig. 3 and 4, a seat back 5 is arranged at one end of the seat frame 3, the length direction of the seat back 5 is the same as that of the seat frame 3, a first rotating shaft 51 is fixedly connected to one end, close to the seat frame 3, of the seat back 5, the axial direction of the first rotating shaft 51 is the same as that of the driving shaft 33, two ends of the first rotating shaft 51 are rotatably connected to the seat frame 3, a first worm gear 511 is fixedly connected to the end of the first rotating shaft 51, and a first transmission shaft 35 which is obliquely arranged is rotatably connected to one side of the seat frame 3; one end of the first transmission shaft 35 is fixedly connected with a first worm 351 meshed with the first worm wheel 511, the other end of the first transmission shaft 35 is fixedly connected with a third bevel gear 352, the upper end of the fixed frame 41 is rotatably connected with a second movable shaft 43, the axial direction of the second movable shaft 43 is the same as that of the driving shaft 33, the end part of the second movable shaft 43 is fixedly connected with a fourth bevel gear 431, the fourth bevel gear 431 can be meshed with the third bevel gear 352 along with the descending of the fixed frame 41, the middle part of the second movable shaft 43 is fixedly connected with a third driving gear 432, and the third driving gear 432 can be meshed with the first driving gear 331 along with the fourth bevel gear 431 meshed with the third bevel gear 352. When a patient sits on the seat board 4 on the upper side of the seat frame 3, the seat board 4 is pressed to move downwards, so that the fixed frame 41 can be driven to move downwards, the second driving gear 422 of the first movable shaft 42 is disengaged from the first driving gear 331, the second bevel gear 421 is also disengaged from the first bevel gear 32, meanwhile, the fixed frame 41 descends to drive the second movable shaft 43 to descend, so that the third driving gear 432 is engaged with the first driving gear 331, and the third bevel gear 352 is engaged with the fourth bevel gear 431; at the moment, the driving shaft 33 is rotated, the driving gear I331 is meshed with the driving gear III 432, the movable shaft II 43 is rotated, then the bevel gear III 352 is meshed with the bevel gear IV 431 to drive the transmission shaft I35 to rotate, the worm I351 is driven to rotate, the worm wheel I511 can be driven to rotate, the rotating shaft I51 is driven to rotate, the chair back 5 is driven to rotate, the angle adjustment of the chair back 5 is realized, and the self-locking performance of the worm wheel I511 and the worm I351 are meshed, so that the stable adjustment of the chair back 5 is guaranteed.
A leg plate 6 is arranged at one side end of the seat frame 3 far away from the chair back 5, a second rotating shaft 61 is fixedly connected at one end of the leg plate 6 close to the seat frame 3, the axis of the second rotating shaft 61 is in the same direction as the axis of the first rotating shaft 51, and the second rotating shaft 61 is rotatably connected to the seat frame 3; a second worm gear 611 is fixedly connected to the end of the second rotating shaft 61, a second transmission shaft 38 which is obliquely arranged is rotatably connected to the seat frame 3, a second worm 381 is fixedly connected to one end of the second transmission shaft 38, and the second worm 381 is meshed with the second worm gear 611; a U-shaped frame 332 (see fig. 5) is fixed to one end of the driving shaft 33, a swing shaft 7 is provided at one end of the driving shaft 33, an insertion shaft 71 having a square cross section is provided at one end of the swing shaft 7 close to the driving shaft 33, the insertion shaft 71 is coaxial with the swing shaft 7, the insertion shaft 71 can be inserted into the U-shaped frame 332, and a side wall of the insertion shaft 71 can abut against an inner wall of the U-shaped frame 332.
Referring to fig. 4 and 5, the insert shaft 71 includes a fixed portion 711 fixedly connected to the swing shaft 7 and a rotating portion 712 rotatably connected to the fixed portion 711, connecting shafts are fixedly connected to opposite sides of the rotating portion 712, the connecting shafts are rotatably connected to the U-shaped frame 332, when the swing shaft 7 is rotated to drive the insert shaft 71 to rotate until the axial direction deviates from the axial direction of the driving shaft 33, the fixed portion 711 of the insert shaft 71 can be disengaged from the inner wall of the U-shaped frame 332, a fifth bevel gear 382 is fixedly connected to one end of the second driving shaft 38 away from the second worm 381, and a sixth bevel gear 72 is fixedly connected to the swing shaft 7, so that the fifth bevel gear 382 can be engaged with the sixth bevel gear 72 by rotating the swing shaft 7 towards the direction of the fifth bevel gear 382. When the swing shaft 7 is rotated to be in a coaxial state with the driving shaft 33, because the fixing part 711 and the rotating part 712 of the inserting shaft 71 are both abutted against the inner wall of the U-shaped frame 332, the rotating swing shaft 7 can drive the driving shaft 33 to rotate, when the inclination angle of the leg plate 6 needs to be adjusted, the swing shaft 7 is rotated in the direction of the bevel gear five 382, the two sides of the fixing part 711 of the inserting shaft 71 are disengaged from the inner wall of the U-shaped frame 332 to rotate along with the swing shaft 7, the side wall of the rotating part 712 is still abutted against the inner wall of the U-shaped frame 332, and the fixing part 711 is rotatably connected with the rotating part 712, so that the driving shaft 33 cannot rotate along with the swing shaft 7 when the bevel gear five 382 rotating the swing shaft 7 to the swing shaft 7 is engaged with the bevel gear six 72, the swing shaft 7 is rotated to drive the bevel gear six 72 to rotate, so that the transmission shaft two 38 is driven by the bevel gear five 382 to rotate, and further drive the two worms 381 to rotate, the second worm wheel 611 drives the second rotating shaft 61 to rotate, the leg plate 6 is driven to rotate, after the rotation is finished, the swinging shaft 7 is rotated again to be coaxial with the driving shaft 33, the fixing portion 711 and the rotating portion 712 of the inserting shaft 71 are abutted to the inner wall of the U-shaped frame 332, at the moment, the driving shaft 33 can be driven to rotate again by rotating the swinging shaft 7, the leg plate 6 is matched with the second worm 381 due to the second worm wheel 611, self-locking is achieved, and the position of the leg plate 6 is guaranteed to be fixed.
Referring to fig. 5, the two sides of the rotating portion 712 are both provided with receiving grooves 73, the receiving grooves 73 are connected with fixing balls 731 in a sliding manner, the receiving grooves 73 are fixedly connected with springs 732, the springs 732 can push one side of the outer edges of the fixing balls 731 to protrude out of the receiving grooves 73 in a normal state, the inner wall of the U-shaped frame 332 is provided with a first groove 333 and a second groove 334, the fixing balls 731 are inserted in the first groove 333 to enable the insertion shaft 71 and the driving shaft 33 to be located on a coaxial line, and the fixing balls 731 are inserted in the second groove 334 to enable the five bevel gears 382 to be meshed with the six bevel gears 72. When the swinging shaft 7 is rotated to be coaxial with the driving shaft 33, the fixing ball 731 can be clamped in the first groove 333 to fix the relative position of the driving shaft 33 and the swinging shaft 7, and when the swinging shaft 7 is rotated to enable the fifth bevel gear 382 to be meshed with the sixth bevel gear 72, the fixing ball 731 can be clamped in the second groove 334 to fix the relative position of the driving shaft 33 and the swinging shaft 7, so that the use is convenient.
Referring back to fig. 2, a horizontal straight groove 39 is formed in one side of the seat frame 3 corresponding to the swing shaft 7, the horizontal straight groove 39 extends out of one end of the swing shaft 7, and the swing shaft 7 can only swing horizontally and conveniently through the horizontal straight groove 39.
A headrest 8 is arranged at one end of the chair back 5 far away from the seat frame 3, a sleeve 52 is fixedly connected at one end of the chair back 5 close to the headrest 8, a rotating column 81 which is rotatably connected to the sleeve 52 is fixedly connected at the lower side of the headrest 8, and a tightening bolt 521 with the end part capable of abutting against the rotating column 81 is in threaded connection with the sleeve 52. During the use, can rotate the headrest 8 according to the demand of using, adjust the angle, then screw up the fastening bolt 521 and can realize the fixed of the relative position of headrest 8 and back of the chair 5.
Both sides of the headrest 8 are provided with clamp plates 82, a screw rod 83 horizontally arranged is connected in the headrest 8 in a rotating manner, the clamp plates 82 are connected to the headrest 8 in a sliding manner along the axis direction of the screw rod 83, and the two clamp plates 82 are respectively in threaded connection with two thread sections of the screw rod 83. During treatment, the patient can hold the head of the patient in the head rest 8 and move towards the direction of mutual approaching through the two clamping plates 82, so that the head of the patient can be clamped and fixed, and treatment of doctors is facilitated.
Referring back to fig. 1, a workbench 9 is further fixedly connected to one side of the base 1, a hand basin 91 is fixedly connected to one end of the workbench 9, a support arm 92 is vertically and fixedly connected to the upper side of the workbench 9, a cross arm 921 is horizontally and fixedly connected to the upper end of the support arm 92, an oral lamp 93 is fixedly connected to the cross arm 921, and a power controller capable of turning on or off the oral lamp 93 is arranged in the workbench 9 (which is not described in detail in the prior art). One end of the workbench 9 far away from the hand basin 91 is fixedly connected with a horizontally arranged bearing arm 94, the bearing arm 94 is rotatably connected with a rocker arm 95, and the other end of the rocker arm 95 is fixedly connected with a horizontally arranged operating platform 96.
The implementation principle of the embodiment is as follows: during the use, rotate thread bush 121 and can drive the lead screw 22 that slides and connect in swing post 12 and slide along the axis direction of swing post 12 to make chassis 2 slide along arc spout 11 through arc slider 21, adjust the angle of chassis 2.
The push spring 34 pushes the fixed frame 41 to move upwards in a normal state, so that the second driving gear 422 of the first movable shaft 42 can be meshed with the first driving gear 331 of the driving shaft 33, the second bevel gear 421 of the first movable shaft 42 can be meshed with the first bevel gear 32, at the moment, the driving shaft 33 is rotated, the first movable shaft 42 is driven to rotate by the meshing of the first driving gear 331 and the second driving gear 422, so that the first bevel gear 32 can be meshed with the second bevel gear 421, the first bevel gear 32 is driven to rotate, the lifting screw 31 in threaded connection with the first bevel gear 32 can be driven to lift, and the height adjustment of the seat frame 3 relative to the bottom frame 2 is completed.
When a patient sits on the seat board 4 on the upper side of the seat frame 3, the seat board 4 is pressed to move downwards, so that the fixed frame 41 can be driven to move downwards, the second driving gear 422 of the first movable shaft 42 is disengaged from the first driving gear 331, the second bevel gear 421 is also disengaged from the first bevel gear 32, meanwhile, the fixed frame 41 descends to drive the second movable shaft 43 to descend, so that the third driving gear 432 is engaged with the first driving gear 331, and the third bevel gear 352 is engaged with the fourth bevel gear 431; at the moment, the driving shaft 33 is rotated, the driving gear I331 is meshed with the driving gear III 432, the movable shaft II 43 is rotated, then the bevel gear III 352 is meshed with the bevel gear IV 431 to drive the transmission shaft I35 to rotate, the worm I351 is driven to rotate, the worm wheel I511 can be driven to rotate, the rotating shaft I51 is driven to rotate, the chair back 5 is driven to rotate, the angle adjustment of the chair back 5 is realized, and the self-locking performance of the worm wheel I511 and the worm I351 are meshed, so that the stable adjustment of the chair back 5 is guaranteed.
In addition, under normal conditions, the pushing spring 34 pushes the fixing plate to move upwards, and can push the cross bar 411 to move upwards, so that the lower end of the swing rod 36 keeps moving towards the direction of the base 1, and the handrail 37 rotates to one side of the seat frame 3, and a patient can conveniently sit on the seat plate 4 on the upper side of the seat frame 3; when a patient sits on the seat board 4, the fixing frame 41 is driven to move downwards, the cross rod 411 can be driven to move downwards, so that the end part of the cross rod 411 is driven to slide and rotate along the strip-shaped groove 361 of the swing rod 36, the upper end of the swing rod 36 rotates towards the direction of the seat frame 3, the handrail 37 is driven to rotate from the side edge of the seat frame 3 to the upper side of the seat frame 3, and the arm and the hand of the patient can be conveniently placed.
When the swing shaft 7 is rotated to be in a coaxial state with the driving shaft 33, because the fixing part 711 and the rotating part 712 of the inserting shaft 71 are both abutted against the inner wall of the U-shaped frame 332, the rotating swing shaft 7 can drive the driving shaft 33 to rotate, when the inclination angle of the leg plate 6 needs to be adjusted, the swing shaft 7 is rotated in the direction of the bevel gear five 382, the two sides of the fixing part 711 of the inserting shaft 71 are disengaged from the inner wall of the U-shaped frame 332 to rotate along with the swing shaft 7, the side wall of the rotating part 712 is still abutted against the inner wall of the U-shaped frame 332, and the fixing part 711 is rotatably connected with the rotating part 712, so that the driving shaft 33 cannot rotate along with the swing shaft 7 when the bevel gear five 382 rotating the swing shaft 7 to the swing shaft 7 is engaged with the bevel gear six 72, the swing shaft 7 is rotated to drive the bevel gear six 72 to rotate, so that the transmission shaft two 38 is driven by the bevel gear five 382 to rotate, and further drive the two worms 381 to rotate, the second worm wheel 611 drives the second rotating shaft 61 to rotate, the leg plate 6 is driven to rotate, after the rotation is finished, the swinging shaft 7 is rotated again to be coaxial with the driving shaft 33, the fixing portion 711 and the rotating portion 712 of the inserting shaft 71 are abutted to the inner wall of the U-shaped frame 332, at the moment, the driving shaft 33 can be driven to rotate again by rotating the swinging shaft 7, the leg plate 6 is matched with the second worm 381 due to the second worm wheel 611, self-locking is achieved, and the position of the leg plate 6 is guaranteed to be fixed.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides a dentistry comprehensive therapy chair of mechanical control which characterized in that: the lifting device comprises an underframe (2), wherein the upper side of the underframe (2) is vertically connected with a seat frame (3) in a sliding manner, two sides of the seat frame (3) are vertically connected with lifting screws (31) in a sliding manner, the lower ends of the lifting screws (31) are fixedly connected to the underframe (2), and two sides of the seat frame (3) are rotatably connected with a first bevel gear (32) of which the middle part is in threaded connection with the lifting screws (31);
the seat frame (3) is rotatably connected with a driving shaft (33) which is horizontally arranged, the driving shaft (33) is fixedly connected with a first driving gear (331), the upper side of the seat frame (3) is vertically connected with a seat plate (4) in a sliding manner, the lower side of the seat plate (4) is vertically fixedly connected with a fixed frame (41), the lower end of the fixed frame (41) is rotatably connected with a first movable shaft (42) which has the same axial direction as the driving shaft (33), two ends of the first movable shaft (42) are fixedly connected with a second bevel gear (421), and the first movable shaft (42) is fixedly connected with a second driving gear (422); the seat frame (3) is fixedly connected with a push spring (34) which can push the fixed frame (41) to move upwards until the bevel gear II (421) is meshed with the bevel gear I (32) and the driving gear II (422) is meshed with the driving gear I (331) at the same time under a normal state;
a chair back (5) is arranged at one end of the seat frame (3), a first rotating shaft (51) which is horizontally arranged and two ends of which are rotatably connected to the seat frame (3) is fixedly connected to one end, close to the seat frame (3), of the chair back (5), a first worm wheel (511) is fixedly connected to the first rotating shaft (51), and a first transmission shaft (35) which is obliquely arranged is rotatably connected to one side of the seat frame (3); one end of the transmission shaft I (35) is fixedly connected with a worm I (351) meshed with the worm wheel I (511); the other end of the first transmission shaft (35) is fixedly connected with a third bevel gear (352); the upper end of the fixed frame (41) is rotatably connected with a second movable shaft (43) which is horizontally arranged, a fourth bevel gear (431) which can be meshed with a third bevel gear (352) along with the descending of the fixed frame (41) is fixedly connected to the end part of the second movable shaft (43), a third driving gear (432) is fixedly connected to the middle part of the second movable shaft (43), and the third driving gear (432) can be meshed with the first driving gear (331) along with the meshing of the fourth bevel gear (431) with the third bevel gear (352);
at least one side of seat frame (3) is provided with swinging arms (36) that the middle part articulates in seat frame (3), swinging arms (36) lower extreme trend base (1) direction slope setting, swinging arms (36) extend to the outer one end rigid coupling of seat frame (3) have length direction and handrail (37) the same with the length direction of seat frame (3), the rigid coupling has horizontal pole (411) that set up on mount (41), the other end of swinging arms (36) has all been seted up bar groove (361) along swinging arms (36) length direction, the tip of horizontal pole (411) slides and connects in bar groove (361) and can rotate in bar groove (361).
2. The mechanically controlled dental unit chair of claim 1, wherein: a leg plate (6) is arranged at one side end of the seat frame (3) far away from the chair back (5), and a second rotating shaft (61) which is rotatably connected with the seat frame (3) is fixedly connected at one end of the leg plate (6) close to the seat frame (3); a second worm wheel (611) is fixedly connected to the second rotating shaft (61), a second transmission shaft (38) is rotatably connected to the seat frame (3), and a second worm (381) meshed with the second worm wheel (611) is fixedly connected to one end of the second transmission shaft (38); one end of the driving shaft (33) is fixedly connected with a U-shaped frame (332), one end of the driving shaft (33) is provided with a swinging shaft (7), one end of the swinging shaft (7) is provided with an inserting shaft (71) which is coaxial with the swinging shaft (7) and can be inserted into the U-shaped frame (332), two sides of the inserting shaft (71) are abutted against the inner wall of the U-shaped frame (332), the inserting shaft (71) comprises a fixing part (711) fixedly connected to the swinging shaft (7) and a rotating part (712) rotatably connected to the fixing part (711), the side wall of the rotating part (712) is fixedly connected with a connecting shaft rotatably connected to the U-shaped frame (332), the inserting shaft (71) can enable the fixing part (711) to be separated from the inner wall of the U-shaped frame (332) when rotating to the axial direction to deviate from the axial direction of the driving shaft (33), and the other end of the second transmission shaft (38) is fixedly connected with a bevel gear five (382), and a bevel gear six (72) which can be meshed with the bevel gear five (382) along with the rotation of the swinging shaft (7) towards the direction of the bevel gear five (382) is fixedly connected to the swinging shaft (7).
3. The mechanically manipulated dental unit chair of claim 2, wherein: a fixed ball (731) is connected in the rotating part (712) in a sliding way, and a spring (732) which can push one side of the outer edge of the fixed ball (731) to protrude out of the side wall of the rotating part (712) in a normal state is fixedly connected in the rotating part (712); the inner wall of the U-shaped frame (332) is provided with a first groove (333) and a second groove (334), the fixing ball (731) is inserted into the first groove (333) to enable the inserting shaft (71) and the driving shaft (33) to be in the same axis, and the fixing ball (731) is inserted into the second groove (334) to enable the bevel gear five (382) to be meshed with the bevel gear six (72).
4. The mechanically controlled dental unit chair of claim 1, wherein: an arc-shaped sliding block (21) with the axis direction vertical to the length direction of the base (1) is fixedly connected with the lower side of the bottom frame (2), a base (1) is arranged at the lower side of the bottom frame (2), an arc-shaped sliding groove (11) is arranged on the base (1), the arc-shaped sliding block (21) is connected with the arc-shaped sliding chute (11) in a sliding way, one end of the base (1) corresponding to the arc-shaped sliding chute (11) is rotatably connected with a swinging column (12) which can rotate towards the direction of the arc-shaped sliding chute (11), a lead screw (22) capable of swinging towards the direction of the arc-shaped sliding block (21) is hinged at the position of the bottom frame (2) corresponding to the upper side of the swinging column (12), the screw rod (22) is connected in the swing column (12) in a sliding way along the axial direction of the swing column (12), the upper end of the swing column (12) is rotatably connected with a threaded sleeve (121) coaxial with the swing column (12), and the threaded sleeve (121) is in threaded connection with the lead screw (22).
5. The mechanically controlled dental unit chair of claim 1, wherein: the one end of keeping away from seat frame (3) in back of the chair (5) is provided with headrest (8), the both sides of headrest (8) all are provided with splint (82) that can tend to the direction motion of being close to each other.
6. The mechanically controlled dental unit chair of claim 5, wherein: the screw rod (83) that the level set up is connected to the head rest (8) internal rotation, splint (82) slide along the axis direction of screw rod (83) and connect in head rest (8), and two splint (82) threaded connection are in two screw sections to screw rod (83) respectively.
7. The mechanically controlled dental unit chair of claim 5, wherein: the one end rigid coupling that is close to headrest (8) of back of the chair (5) has sleeve pipe (52), the downside rigid coupling of headrest (8) has the rotation to connect in rotation post (81) of sleeve pipe (52), threaded connection has tip can butt in puller bolt (521) of rotating post (81) on sleeve pipe (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010643075.7A CN111658415B (en) | 2020-07-07 | 2020-07-07 | Mechanical control's dentistry comprehensive treatment chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010643075.7A CN111658415B (en) | 2020-07-07 | 2020-07-07 | Mechanical control's dentistry comprehensive treatment chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111658415A CN111658415A (en) | 2020-09-15 |
| CN111658415B true CN111658415B (en) | 2022-01-18 |
Family
ID=72391300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010643075.7A Active CN111658415B (en) | 2020-07-07 | 2020-07-07 | Mechanical control's dentistry comprehensive treatment chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111658415B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081653B (en) * | 2021-05-20 | 2022-08-09 | 深圳市成为高科技有限公司 | Dual-purpose multi-functional dental treatment chair of adult children |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055105A (en) * | 2015-08-21 | 2015-11-18 | 江苏科凌医疗器械有限公司 | Operating bed |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205612693U (en) * | 2016-03-11 | 2016-10-05 | 重庆迈登医疗器械有限公司 | Coordinated type dental treatment chair |
| CN106859908A (en) * | 2016-12-31 | 2017-06-20 | 重庆楠婧琳科技开发有限公司 | Dental multipurpose therapy unit seat |
| CN107149537A (en) * | 2017-06-29 | 2017-09-12 | 嘉兴学院 | Multi-functional dental chair |
| KR102028009B1 (en) * | 2017-08-25 | 2019-10-04 | 오스템임플란트 주식회사 | Unit Chair |
| CN107693292A (en) * | 2017-10-26 | 2018-02-16 | 广州艾捷斯医疗器械有限公司 | A kind of telescopic Pediatric Dentistry's dental unit of backrest |
| CN109833182A (en) * | 2017-11-29 | 2019-06-04 | 林迪 | A kind of department of stomatology surgical procedure chair |
| CN107928963A (en) * | 2017-12-12 | 2018-04-20 | 周顺党 | Rotational electric hydraulic-driven dental chair |
| US10632037B2 (en) * | 2018-02-01 | 2020-04-28 | Medical Technology Industries, Inc. | Programmable examination and procedure tables and chairs |
| CN108210239A (en) * | 2018-03-02 | 2018-06-29 | 倪秋杰 | For the instrument table structure of periodontal clinical treatment |
| CN110179607B (en) * | 2019-05-27 | 2021-01-05 | 郑州大学第一附属医院 | Device for auxiliary treatment of sepsis |
| CN110812037B (en) * | 2019-12-25 | 2021-01-22 | 杨洪伟 | Medical sickbed with angle-changeable bed board |
-
2020
- 2020-07-07 CN CN202010643075.7A patent/CN111658415B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055105A (en) * | 2015-08-21 | 2015-11-18 | 江苏科凌医疗器械有限公司 | Operating bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111658415A (en) | 2020-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112220623B (en) | Auxiliary rising sickbed for puerpera in obstetrics and gynecology department | |
| CN111658415B (en) | Mechanical control's dentistry comprehensive treatment chair | |
| CN216394626U (en) | Be arranged in supplementary support frame of ophthalmic surgery hand | |
| CN219734749U (en) | Multi-degree-of-freedom-adjustable computer display bracket | |
| CN111481398A (en) | Leg intraoperative positioning device for surgical treatment | |
| CN112413371A (en) | Computer supporting device and method for sickbed | |
| CN209827437U (en) | Novel multifunctional chair for oral examination | |
| CN114098923A (en) | Multifunctional positioning puncture device for enterocoelia operation in gastrointestinal surgery | |
| CN212973465U (en) | Department of neurology rehabilitation training device | |
| CN113180976A (en) | Multifunctional surgical operating bed | |
| CN220158660U (en) | Scanning system with adjustable medical image | |
| CN220735677U (en) | Nursing back cushion with adjustable | |
| CN219398054U (en) | Mandible bracket for anesthesia department | |
| CN220142000U (en) | Auxiliary sitting-up equipment for paralytic patient for medical treatment | |
| CN219501441U (en) | Sitting posture lying-prone operation working platform | |
| CN216318472U (en) | Adjustable closestool wheelchair | |
| CN214910449U (en) | Multifunctional moxibustion bed | |
| CN220424261U (en) | Sputum clearance auxiliary device | |
| CN215081675U (en) | Rehabilitation exercise device for endocrine and metabolic diseases of old people | |
| CN220477264U (en) | Multi-layer folding seat | |
| CN219290451U (en) | Auxiliary nursing device for hypertensive patient | |
| CN218220491U (en) | Simple bedside handrail | |
| CN218889895U (en) | Adjustable patient treatment dental chair for dentistry | |
| CN216168593U (en) | Adjustable gynecological operating table | |
| CN212880033U (en) | Adjustable supporting device for legs of medical orthopedic patients |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |