CN2252619Y - Dental chair bending-lifting device - Google Patents
Dental chair bending-lifting device Download PDFInfo
- Publication number
- CN2252619Y CN2252619Y CN 96229127 CN96229127U CN2252619Y CN 2252619 Y CN2252619 Y CN 2252619Y CN 96229127 CN96229127 CN 96229127 CN 96229127 U CN96229127 U CN 96229127U CN 2252619 Y CN2252619 Y CN 2252619Y
- Authority
- CN
- China
- Prior art keywords
- cushion
- seat cushion
- back cushion
- lever
- seat
- 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.)
- Expired - Fee Related
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- Accommodation For Nursing Or Treatment Tables (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a dental chair bending-lifting device which comprises a back cushion and a seat cushion which is hinged on a bottom seat. An electric screw rod mechanism is arranged in the seat cushion, and drives a middle to hinge with one end of a lever on the bottom seat. The other end of the lever is fixed on the rotating lever of the seat cushion which is hinged at the front end of the seat cushion. The rotating lever drives the rotating lever of the back cushion by a three-connecting-rod mechanism, and the back cushion is fixed on the rotating lever of the back cushion. The utility model can cause the seat cushion to be lifted up when the back cushion is lifted back simultaneously, and cause the seat cushion to be fallen when the back cushion is inclined forward simultaneously. A chair which is not provided with a handrail not only adapts patients with various body shapes to use, but also the outer shape of the chair is considerably beautiful appearance so that a person feels comfortable and no constrained.
Description
This utility model relates to a kind of dental chair.
Dental chair of the prior art all is armed, so not only gives the constrained sensation of people, uses nor adapt to the patient who gives the different bodily forms, particularly the bigger people of the bodily form.
The purpose of this utility model is: a kind of dental chair elevation mount is provided, and it does not establish handrail, and the people that can not only adapt to the various bodily forms like this uses, and yet better appearance of profile.
The technical solution of the utility model is: a kind of dental chair elevation mount, comprise back cushion and the seat cushion that is hinged on the base, be provided with electronic screw body in the described seat cushion, in the middle of driving, electronic screw body is articulated in an end of the lever on the base, the other end of lever is fixed on the seat cushion dwang of the front end that is articulated in seat cushion, dwang drives the back cushion dwang by a three-link mechanism at least, and described back cushion just is fixed on the back cushion dwang.
The further technical scheme of this utility model is: a kind of dental chair elevation mount, comprise back cushion and the seat cushion that is hinged on the base, be provided with electronic screw body in the described seat cushion, in the middle of driving, electronic screw body is articulated in an end of the lever on the base, the other end of lever is fixed on the seat cushion dwang of the front end that is articulated in seat cushion, dwang drives the back cushion dwang by two three-link mechanisms, and described back cushion just is fixed on the back cushion dwang; Described three-link mechanism is positioned at below the plane of seat cushion; Described lever is hinged on the connecting rod, and connecting rod is fixed on the base.
The utility model has the advantages that:
1. owing to be hinged with the seat cushion dwang on the seat cushion of the present utility model, be fixed with the back cushion dwang on the back cushion, it is interconnection to be provided with two three-link mechanisms between two dwangs, lifts so it can make on the seat cushion in the back cushion layback, and seat cushion is descended.
2. two three-link mechanisms of the present utility model are arranged on below the plane of seat cushion, and seat is not provided with handrail, and the patient that can not only adapt to the various bodily forms uses, and profile is also quite attractive in appearance, gives comfortable and abandoned sensation.
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model.
Wherein: 1. back cushion; 2. base; 3. seat cushion; 4. electronic screw body; 5. lever; 6. seat cushion dwang; 7. three-link mechanism; 8. back cushion dwang; 9. connecting rod.
Embodiment: as shown in Figure 1, a kind of dental chair elevation mount, comprise back cushion 1 and the seat cushion 3 that is hinged on the base 2, be provided with electronic screw body 4 in the described seat cushion 3, in the middle of driving, electronic screw body 4 is articulated in an end of the lever 5 on the base 2, the other end of lever 5 is fixed on the seat cushion dwang 6 of the front end that is articulated in seat cushion 3, and dwang 6 drives back cushion dwang 8 by two three-link mechanisms 7, and described back cushion 1 just is fixed on the back cushion dwang 8; Described three-link mechanism 7 is positioned at below the plane of seat cushion 3; Described lever 5 is hinged on the connecting rod 9, and connecting rod 9 is fixed on the base 2.Owing to be hinged with seat cushion dwang 6 on the seat cushion 3 of the present utility model, be fixed with back cushion dwang 8 on the back cushion 1, it is interconnection to be provided with two three-link mechanisms 7 between two dwangs, lifts so it can make on the seat cushion 3 in back cushion 1 layback, and seat cushion 3 is descended; Two three-link mechanisms 7 of the present utility model are arranged on below the plane of seat cushion 3, and seat is not provided with handrail, and the patient that can not only adapt to the various bodily forms uses, and profile is also quite attractive in appearance, gives comfortable and abandoned sensation.
Claims (4)
1. dental chair elevation mount, comprise back cushion 1 and the seat cushion 3 that is hinged on the base 2, it is characterized in that: be provided with electronic screw body 4 in the described seat cushion 3, in the middle of driving, electronic screw body 4 is articulated in an end of the lever 5 on the base 2, the other end of lever 5 is fixed on the seat cushion dwang 6 of the front end that is articulated in seat cushion 3, dwang 6 drives back cushion dwang 8 by a three-link mechanism 7 at least, and described back cushion 1 just is fixed on the back cushion dwang 8.
2. a kind of dental chair elevation mount according to claim 1 is characterized in that: described three-link mechanism 7 has two.
3. a kind of dental chair elevation mount according to claim 1 is characterized in that: described three-link mechanism 7 is positioned at below the plane of seat cushion 3.
4. a kind of dental chair elevation mount according to claim 1 is characterized in that: described lever 5 is hinged on the connecting rod 9, and connecting rod 9 is fixed on the base 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96229127 CN2252619Y (en) | 1996-01-16 | 1996-01-16 | Dental chair bending-lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96229127 CN2252619Y (en) | 1996-01-16 | 1996-01-16 | Dental chair bending-lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2252619Y true CN2252619Y (en) | 1997-04-23 |
Family
ID=33906852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96229127 Expired - Fee Related CN2252619Y (en) | 1996-01-16 | 1996-01-16 | Dental chair bending-lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2252619Y (en) |
-
1996
- 1996-01-16 CN CN 96229127 patent/CN2252619Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |