CN103156749A - Dental chair lifting and amplifying mechanism - Google Patents
Dental chair lifting and amplifying mechanism Download PDFInfo
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- CN103156749A CN103156749A CN201110418699XA CN201110418699A CN103156749A CN 103156749 A CN103156749 A CN 103156749A CN 201110418699X A CN201110418699X A CN 201110418699XA CN 201110418699 A CN201110418699 A CN 201110418699A CN 103156749 A CN103156749 A CN 103156749A
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- fixed
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- movable slider
- holder
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Abstract
The invention relates to a dental chair lifting and amplifying mechanism and belongs to the technical field of medical instrument manufacture. The dental chair lifting and amplifying mechanism is mainly characterized in that a support is vertically arranged on a fixed seat, a guide rail is fixed on the support, a fixed slide block and a movable slide block are arranged on the guide rail in a sliding mode, a chair connection frame and a mouth lamp connection frame are fixed on the fixed slide block, a spittoon connection frame is fixedly arranged on the movable slide block, chain wheels are arranged on the fixed slide block and the movable slide block, a motor is arranged on the fixed seat, a chain is arranged between the fixed seat, the chain wheel of the fixed slide block and the chain wheel of the movable slide block, an air spring is fixed on the movable slide block through one end of a pin shaft, and the other end of the air spring is fixed on the fixed seat. The dental chair lifting and amplifying mechanism is simple in structure, small in size, low in production cost, low in motor noise and generated resonance sound, stable in running, synchronous in linkage lifting, free of inclination and capable of overcoming load gravity to achieve the balance motion function.
Description
One, technical field
The present invention relates to a kind of medical-dental chair apparatus, specifically a kind of dental chair lifting enlarger, belong to manufacture technology field of medical appliance.
One, background technology
At present, known dental chair elevating mechanism, great majority adopt parallel four limit row structures, its structure needs the space larger, waits in use simultaneously and takies patient's medicated cushion lower space, uses very inconvenient when the doctor sees a doctor to the patient, can not realize the supporting of three fold-type medicated cushions, the case that needs simultaneously is many, has increased product cost, brings inconvenience to user.
The existing elevating mechanism of dental chair is that hydraulic cylinder of design promotes lifting or adopts ac electrode in dental chair, adopts this kind of drive, and the speed of service is slow, and motor noise is larger, and production cost is very high, and is very not satisfactory equally.
Three, summary of the invention
The objective of the invention is in order to solve the existing medical-dental chair lowering or hoisting gear speed of service slow, complex structure, volume is large, production cost is very high, motor noise is larger, thereby be provided at when operation stable drive, to produce resonance sound smaller, can guarantee that again the interlock lifting is synchronous, a kind of dental chair lifting enlarger of tilt phenomenon can not occur.
For achieving the above object, the technical solution used in the present invention is:
A kind of dental chair lifting enlarger, it is to be provided with lowering or hoisting gear on holder, the organic chair link of fixed installation on lowering or hoisting gear.Lowering or hoisting gear is vertically to be provided with support on holder, is fixed with guide rail on support, and sliding on guide rail is provided with quiet slide block and movable slider, is fixed with machine chair link and mouth lamp link on quiet slide block, is fixed with the spittoon link on movable slider; Be provided with sprocket wheel on quiet slide block and movable slider, be provided with chain on the sprocket wheel of quiet slide block and movable slider and between holder; Be fixed with air spring by bearing pin one end on movable slider, the other end of air spring is fixed on holder; Described holder is provided with motor, and the axle of motor is fixed on movable slider by push-pull shaft one end; Described chain is walked around sprocket wheel and is fixed on holder by bearing pin one end, and an end is fixed on quiet slide block.
Be provided with groove in guide rail both sides, be provided with dovetail groove on quiet slide block and movable slider, quiet slide block and movable slider and guide rail are nested by groove and dovetail groove and are slidably connected.
Be fixed with motor and leading screw seat on holder, be fixed with silk wheel on motor shaft, the interior leading screw of silk wheel and leading screw seat is connected by silk, and the other end and the movable slider of leading screw are fixedly connected.
The motor that is fixed with on holder is linear electric motors, and push-pull bar and the movable slider of motor are fixedly connected.
The advantage that the present invention compared with prior art has is: simple in structure, volume is little, and production cost is low, and motor noise and generation resonance sound are smaller, and stable drive during operation can guarantee that again the interlock lifting is synchronous, tilt phenomenon can not occur.Motor output of the present invention drives power, promote movable slider and move up and down by connection chain band sound slide block, travel at the uniform speed on fixing guide rail, being used in conjunction with of direct current generator and guide rail, reduced significantly noise, being used in conjunction with of sprocket wheel and chain reaches the amplification effect that direct current generator drives; The spittoon link is fixed by screws on movable slider; Machine chair link and mouth lamp link are fixed by screws on quiet slide block, have guaranteed the synchronous operation of spittoon link with movable slider, and machine chair link and mouth lamp link are with the synchronous operation of quiet slide block.Air spring is fixed on movable slider by bearing pin one end, and an end is fixed on holder, plays problem of load balancing in motor process, air spring plays thrust in uphill process, play drag effect in the decline process, customer service load gravity, thus reach the isostatic movement effect.
Four, description of drawings
Fig. 1 is overall structure axonometric chart of the present invention;
Fig. 2 is the right view of Fig. 1 of the present invention;
Fig. 3 is the left view of Fig. 1 of the present invention;
Fig. 4 is the top view of Fig. 1 of the present invention;
Fig. 5 is the axonometric chart of Fig. 1 of the present invention;
Fig. 6 is that the present invention uses structural representation.
In accompanying drawing: 1. holder, 2. guide rail, 3. machine chair link, 4. quiet slide block, 5. motor, 6. chain, 7. sprocket wheel, 8. air spring, 9. spittoon link, 10. movable slider, 11. mouth lamp links, 12. supports.
Five, the specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail:
A kind of dental chair lifting enlarger, it is to be provided with lowering or hoisting gear on holder, lowering or hoisting gear is vertically to be provided with support 12 on holder 1, be fixed with guide rail 2 on support 12, be provided with groove in guide rail 2 both sides, be provided with dovetail groove on quiet slide block 4 and movable slider 10, quiet slide block 4 and movable slider 10 are nested by groove and dovetail groove with guide rail 2 and are slidably connected.Slide on guide rail 2 and be provided with quiet slide block 4 and movable slider 10, be fixed with machine chair link 3 and mouth lamp link 11 on quiet slide block 4, be fixed with spittoon link 9 on movable slider 10.Be provided with sprocket wheel 7 on quiet slide block 4 and movable slider 10, be provided with chain 6 on the sprocket wheel 7 of quiet slide block 4 and movable slider 10 and between holder 1.Be fixed with air spring 8 by bearing pin one end on movable slider 10, the other end of air spring 8 is fixed on holder 1.Be fixed with motor 5 and leading screw seat on holder 1, be fixed with silk wheel on motor 5 axles, the interior leading screw of silk wheel and leading screw seat is in transmission connection mutually by silk, and the other end of leading screw and movable slider 10 are fixedly connected.The axle of motor 5 is fixed on movable slider 10 by transmission push-and-pull leading screw one end, movable slider 10 is slided up and down, chain 6 is walked around sprocket wheel 7 and is fixed on holder 1 by bearing pin one end, and an end is fixed on quiet slide block 4, then is with sound slide block 4 to slide up and down.
Described holder 1 and support 12 vertical weldings form, and its guide rail 2 is screwed on holder 1 and support 12, and moving sliding fast 10 slide by chute with quiet cunning fast 4 is connected with guide rail 2, and can slide up and down on guide rail 2.Sprocket wheel 7 is fixed on movable slider 10 by nut.Spittoon link 9 is fixed by screws on movable slider 10.Machine chair link 3 and mouth lamp link 11 are fixed by screws on quiet slide block 4.The motor 5 that drives power is fixed on holder, and the axle of motor 5 is fixed on movable slider 10 by the other end of push-pull shaft.Chain 6 is walked around sprocket wheel 7 and is fixed on holder 1 by bearing pin one end, and an end is fixed on quiet slide block 4.Air spring 8 is fixed on movable slider 10 by bearing pin one end, and an end is fixed on holder 1.moving cunning fast 10 and quiet cunning fast 4 all can move up and down on guide rail 2, after in motor process, motor 5 promotes movable slider 10, when movable slider 10 rises (decline), sprocket wheel 7 pulls chain 6 motions, its chain 6 one ends that are fixed on quiet slide block 4 promote (decline), make quiet slide block 4 motions, according to the pulley operation principle, when realization moves both vertically 1 work unit at movable slider 10, 2 work units of 4 motions of quiet slide block by chain 6 connections, thereby realize 2 times of enlargers, because spittoon link 9 is fixed by screws on movable slider 10, so together move with movable slider 10 in motor process.Machine chair link 3 and mouth lamp link 11 are fixed by screws on quiet slide block 4, so be synchronized with the movement with quiet slide block 4 in motor process.Described air spring 8 is fixed on movable slider 10 by bearing pin one end, the other end is fixed on holder 1, play problem of load balancing in motor process, air spring 8 plays thrust in uphill process, play drag effect in the decline process, overcome load gravity, thereby reach load effect in the isostatic movement process.Described moving cunning fast 10 and quiet cunning fast 4 guarantee the stationarity of motor process by sliding up and down on the dovetail groove of guide rail 2; Described spittoon link 9 is fixed by screws on movable slider 10 and its synchronization lifting.Machine chair link 3 and mouth lamp link 11 are fixed by screws on quiet slide block 4, guarantee that spittoon supports the synchronous operation with movable slider 10, and machine chair link 3 and mouth lamp link 11 are with the synchronous operation of quiet slide block 4.
Certainly, dental chair lifting enlarger of the present invention also has other distortion and syndeton.
Operation principle:
After in motor process, motor 5 promotes movable slider 10, when movable slider 10 rises (decline), sprocket wheel 7 pulls chain 6 motions, its chain 6 one ends that are fixed on quiet slide block 4 promote (decline), make quiet slide block 4 motions, according to the pulley operation principle, when realization moves both vertically 1 work unit at movable slider 10,2 work units of 4 motions of quiet slide block by chain 6 connections, thereby realize 2 times of enlargers, because spittoon link 9 is fixed by screws on movable slider 10, so together move with movable slider 10 in motor process; And machine chair link 3 and mouth lamp link 11 are fixed by screws on quiet slide block 4, so be synchronized with the movement with quiet slide block 4 in motor process.
Described air spring 8 is fixed on movable slider 10 by bearing pin one end, one end is fixed on holder 1, play problem of load balancing in motor process, air spring 8 plays thrust in uphill process, play drag effect in the decline process, customer service load gravity, thus reach load effect in the isostatic movement process.
Described moving cunning fast 10 and quiet cunning fast 4 can slide up and down on guide rail 2, guarantee the stationarity of motor process.
Described spittoon link 9 is fixed by screws on movable slider 10; Machine chair link 3 and mouth lamp link 11 are fixed by screws on quiet slide block 4, have guaranteed the synchronous operation of spittoon link 9 with movable slider 10, and machine chair link 3 and mouth lamp link 11 are with the synchronous operation of quiet slide block 4.
Claims (4)
1. dental chair lifting enlarger, it is to be provided with lowering or hoisting gear on holder, the organic chair link of fixed installation on lowering or hoisting gear, it is characterized in that: lowering or hoisting gear is vertically to be provided with support (12) on holder (1), be fixed with guide rail (2) on support (12), be provided with quiet slide block (4) and movable slider (10) upper slip of guide rail (2), be fixed with machine chair link (3) and mouth lamp link (11) on quiet slide block (4), be fixed with spittoon link (9) on movable slider (10), be provided with sprocket wheel (7) on quiet slide block (4) and movable slider (10), be provided with chain (6) on the sprocket wheel (7) of quiet slide block (4) and movable slider (10) and between holder (1), upward be fixed with air spring (8) by bearing pin one end at movable slider (10), the other end of air spring (8) is fixed on holder (1), described holder (1) is provided with motor (5), and the axle of motor (5) is fixed on movable slider (10) by push-pull shaft one end, described chain (6) is walked around sprocket wheel (7) and is fixed on holder (1) by bearing pin one end, and an end is fixed on quiet slide block (4).
2. a kind of dental chair lifting enlarger according to claim 1, it is characterized in that: be provided with groove in guide rail (2) both sides, be provided with dovetail groove on quiet slide block (4) and movable slider (10), quiet slide block (4) and movable slider (10) are nested by groove and dovetail groove with guide rail (2) and are slidably connected.
3. a kind of dental chair lifting enlarger according to claim 1 and 2, it is characterized in that: be fixed with motor (5) and leading screw seat on holder (1), be fixed with the silk wheel on motor (5) axle, the interior leading screw of silk wheel and leading screw seat is connected by silk, and the other end of leading screw and movable slider (10) are fixedly connected.
4. a kind of dental chair lifting enlarger according to claim 1 and 2, it is characterized in that: the motor (5) that is fixed with on holder (1) is linear electric motors (5), and the push-pull bar of motor (5) and movable slider (10) are fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110418699.XA CN103156749B (en) | 2011-12-13 | 2011-12-13 | A kind of dental chair lifting enlarger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110418699.XA CN103156749B (en) | 2011-12-13 | 2011-12-13 | A kind of dental chair lifting enlarger |
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| Publication Number | Publication Date |
|---|---|
| CN103156749A true CN103156749A (en) | 2013-06-19 |
| CN103156749B CN103156749B (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110418699.XA Active CN103156749B (en) | 2011-12-13 | 2011-12-13 | A kind of dental chair lifting enlarger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105853129A (en) * | 2016-05-24 | 2016-08-17 | 佛山市创昕医疗器械有限公司 | Suspension type seat |
| WO2023155293A1 (en) * | 2022-02-15 | 2023-08-24 | 杨建成 | Lifting structure of dental chair |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001333944A (en) * | 2000-05-26 | 2001-12-04 | Osada Res Inst Ltd | Dental treatment chair |
| DE102006051509A1 (en) * | 2006-10-31 | 2008-05-08 | Kaltenbach & Voigt Gmbh | Dental treatment chair |
| CN101583333A (en) * | 2006-11-21 | 2009-11-18 | 普兰梅卡有限公司 | Integrated dental care apparatus |
| CN102076262A (en) * | 2008-06-27 | 2011-05-25 | 普兰梅卡有限公司 | Dental care apparatus |
| CN202386922U (en) * | 2011-12-13 | 2012-08-22 | 咸阳西北医疗器械(集团)有限公司 | Dental chair lifting magnifying mechanism |
-
2011
- 2011-12-13 CN CN201110418699.XA patent/CN103156749B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001333944A (en) * | 2000-05-26 | 2001-12-04 | Osada Res Inst Ltd | Dental treatment chair |
| DE102006051509A1 (en) * | 2006-10-31 | 2008-05-08 | Kaltenbach & Voigt Gmbh | Dental treatment chair |
| CN101583333A (en) * | 2006-11-21 | 2009-11-18 | 普兰梅卡有限公司 | Integrated dental care apparatus |
| CN102076262A (en) * | 2008-06-27 | 2011-05-25 | 普兰梅卡有限公司 | Dental care apparatus |
| CN202386922U (en) * | 2011-12-13 | 2012-08-22 | 咸阳西北医疗器械(集团)有限公司 | Dental chair lifting magnifying mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105853129A (en) * | 2016-05-24 | 2016-08-17 | 佛山市创昕医疗器械有限公司 | Suspension type seat |
| WO2023155293A1 (en) * | 2022-02-15 | 2023-08-24 | 杨建成 | Lifting structure of dental chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103156749B (en) | 2016-04-27 |
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Address after: 712000 Xianyang province Shaanxi City Weicheng District Bi Yuan Road No. 3 Patentee after: Masino Medical Equipment Group Co Ltd Address before: 712000 Shaanxi Province, Xianyang City, the original road, No. 3 Patentee before: Xianyang Northwest Medical Instrument (Group) Co., Ltd. |