CN113081650A - Tray table for department of stomatology - Google Patents
Tray table for department of stomatology Download PDFInfo
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- CN113081650A CN113081650A CN202110370529.2A CN202110370529A CN113081650A CN 113081650 A CN113081650 A CN 113081650A CN 202110370529 A CN202110370529 A CN 202110370529A CN 113081650 A CN113081650 A CN 113081650A
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- fixedly connected
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- 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
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- 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
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- 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
- A61G15/14—Dental work stands; Accessories therefor
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- 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 discloses a tray table for stomatology, which is characterized by comprising a remote controller, a tray table body and a stable support seat, wherein the tray table body is positioned above the stable support seat and sequentially comprises a base from right to left, backplate and pillow board, stabilize the up end fixedly connected with supporting seat of support, the drive chamber has been seted up at the inside middle part of supporting seat, the inside in drive chamber is provided with the drive shaft, both sides all run through the supporting seat and extend to the outside of supporting seat around the drive shaft, the bottom fixedly connected with servo motor of drive intracavity lateral wall, servo motor's output is through pivot fixedly connected with action wheel, start the rotation motor, the meshing tooth meshing on running gear and meshing strip right side, make the meshing strip realize reciprocating effect, further make things convenient for the contained angle of adjustment backplate and base, make things convenient for medical personnel to inspect the treatment to the patient, and the comfort performance when making the patient inspection improves.
Description
Technical Field
The invention relates to the technical field of medical stomatology, in particular to a tray table for stomatology.
Background
Department of stomatology, one of the medical discipline categories, the major stomatological disorders include: stomatoglossal part skin sample, epiderm submaxillary space infection, jaw face lymphangioma, dentate process development deformity, maxillary sinus malignant tumor, jaw bone amelogenesis cytoma, chronic ethmoid sinusitis, mandibular retropulsion, tetracycline teeth disease, tongue leukoplakia, etc.
The size of the existing tray table for the department of stomatology is often fixed and inconvenient to adjust, and meanwhile, the tray table is often inconvenient for children with small stature to use and is not beneficial to the examination and treatment of a doctor on a patient.
Disclosure of Invention
The invention provides a tray table for department of stomatology, aiming at the defects of the prior art.
The invention is realized in such a way that the tray table for the department of stomatology comprises a remote controller, a tray table body and a stable support, wherein the tray table body is positioned above the stable support, the tray table body sequentially comprises a base, a back plate and a pillow plate from right to left, the upper end surface of the stable support is fixedly connected with a support seat, the middle part of the interior of the support seat is provided with a driving cavity, the interior of the driving cavity is provided with a driving shaft, the front side and the rear side of the driving shaft both penetrate through the support seat and extend to the exterior of the support seat, the bottom end of the inner side wall of the driving cavity is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a driving wheel through a rotating shaft, the outer side wall of the driving shaft is fixedly connected with an engaging tooth sleeve matched with the driving wheel, the front end and the rear end of the outer side wall of the driving shaft are fixedly connected with meshing gears matched with meshing tooth grooves, the left side and the right side of the outer side walls of the two installation driving pieces are fixedly connected with fixed supporting pieces, the front side and the rear side of the lower end surface of the base are fixedly connected with two connecting pieces matched with the fixed supporting pieces, the connecting pieces are movably connected with the fixed supporting pieces, the middle part of the lower end surface of the base is fixedly connected with a supporting slide block, and the middle part of the upper end surface of the supporting seat is provided with a limiting slide;
the lower end face of the base is fixedly connected with an installation cavity, the installation cavity is located right on the left side of the supporting sliding block, a meshing strip is arranged inside the installation cavity, the middle part of the lower end face of the back plate is movably connected with a V-shaped connecting frame, the other end of the V-shaped connecting frame extends into the meshing strip and is fixedly connected with the meshing strip, the bottom end of the inner side wall of the installation cavity is fixedly connected with a rotating motor, the output end of the rotating motor is fixedly connected with a rotating gear through a rotating shaft, and meshing teeth matched with the rotating gear are arranged on the right side of the meshing strip;
the lower end face of the back plate is fixedly connected with an electric control telescopic rod, the electric control telescopic rod is located on the right left side of the V connecting frame, the output end of the left side of the electric control telescopic rod is movably connected with an L connecting frame, and the other end of the L connecting frame is movably connected with the lower end face of the pillow plate.
In order to ensure that the meshing strip moves up and down stably and the back plate is adjusted stably, the preferred supporting platform for the department of stomatology is that the middle parts of the front side and the back side of the meshing strip are fixedly connected with limiting slide blocks, and the front side and the back side of the inner side wall of the mounting cavity are respectively provided with a limiting groove matched with the limiting slide blocks.
In order to conveniently install, position and install the driving piece in the guide installation groove, the preferred dental tray is that the front side and the rear side of the supporting seat are fixedly connected with the guide installation groove, and the outer side walls of the two installation driving pieces are fixedly connected with the guide sliding sleeves matched with the guide installation grooves.
In order to facilitate periodic inspection and maintenance of the servo motor, it is preferable that a console for department of stomatology of the present invention is provided with a console cover and an access cover at the middle of the left and right sides of the support base, respectively.
In order to facilitate the examination of the oral cavity of the patient by a medical staff and the rising of the patient, it is preferable that the left side of the rear end surface of the base is fixedly connected with a handrail.
In order to conveniently and movably connect the pillow plate and the base at the upper end and the lower end of the back plate and simultaneously enable the included angle between the back plate and the pillow plate and the base to achieve the effect of convenient adjustment, the preferred supporting table for the department of stomatology is that the lower end surface of the back plate is movably connected with the front side and the rear side of the middle part of the left side of the base through a first connecting shaft, and the lower end surface of the pillow plate is movably connected with the front side and the rear side of the middle part of the upper end surface of the back plate through a second connecting shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. the oral cavity department tray table is characterized in that a support seat is fixedly connected to the upper end face of a stable support seat, a servo motor and a drive shaft are installed inside the support seat, the front and the back of the drive shaft extend to the outside of the support seat, the servo motor is started, a driving wheel is meshed with a meshing gear sleeve outside the drive shaft, the drive shaft is convenient to rotate, meshing gear grooves are formed in the inner side wall of a mounting driving piece, the outer side wall of the drive shaft is fixedly connected with meshing gears matched with the meshing gear grooves, fixed support pieces are connected to the left side and the right side of the outer side wall of the mounting driving piece, the fixed support pieces are movably connected with support sliding blocks on the lower end face of a base, when the drive shaft rotates, the mounting driving piece synchronously rotates, the tray table body further achieves the effect of convenient adjustment, a support sliding, the supporting slide block not only has the effect of supporting the tray table body, but also increases the stability of the rotation adjustment of the tray table body when the tray table body rotates, so that the service performance of the tray table for the department of stomatology is improved;
2. according to the oral-cavity-department tray table, the rotating motor is fixedly connected to the bottom end of the inner side wall of the mounting cavity, the left end and the right end of the V-shaped connecting frame are fixedly connected with the back plate and the meshing strip, the rotating motor is started, the rotating gear is meshed with the meshing teeth on the right side of the meshing strip, so that the up-and-down moving effect of the meshing strip is realized, the included angle between the back plate and the base is further conveniently adjusted, medical personnel can conveniently inspect and treat patients, and the comfort performance of the patients during inspection is improved;
3. this tray table for department of stomatology through the automatically controlled telescopic link of lower terminal surface fixedly connected with at the backplate, and the left and right sides and the pillow board and the automatically controlled telescopic link swing joint of V link, starts automatically controlled telescopic link, further conveniently adjusts the contained angle of pillow board and backplate, makes medical personnel conveniently inspect patient's oral cavity.
Drawings
FIG. 1 is an overall view of a dental tray of the present invention;
FIG. 2 is a cross-sectional structural view of the present invention with the drive member installed;
FIG. 3 is a cross-sectional view of the support base of the present invention;
FIG. 4 is a right view of the supporting base of the present invention;
FIG. 5 is a cross-sectional structural view of the mounting cavity of the present invention;
fig. 6 is a structural view of the engagement strip of the present invention.
In the figure, 1, a pallet body; 101. a base; 102. a back plate; 103. a pillow plate; 104. a handrail; 105. a support slide block; 106. a connecting member; 2. stabilizing the support; 201. a supporting seat; 202. a drive chamber; 203. a limiting chute; 204. an access cover; 205. a guide mounting groove; 206. a control box cover; 3. a drive shaft; 301. meshing the gear sleeve; 302. a meshing gear; 4. a servo motor; 401. a driving wheel; 5. mounting a driving piece; 501. engaging the tooth grooves; 502. a fixed support; 503. a guide sliding sleeve; 6. an electric control telescopic rod; 601. an L-shaped connecting frame; 7. a mounting cavity; 701. an engagement strip; 702. a limiting groove; 703. a V connection frame; 704. engaging teeth; 705. a limiting slide block; 8. rotating the motor; 801. the gear is rotated.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-6, the present invention provides a technical solution: a tray table for department of stomatology comprises a remote controller, a tray table body 1 and a stable support 2, wherein the tray table body 1 is positioned above the stable support 2, the tray table body 1 sequentially comprises a base 101, a back plate 102 and a pillow plate 103 from right to left, a support seat 201 is fixedly connected to the upper end face of the stable support 2, a driving cavity 202 is formed in the middle of the inside of the support seat 201, a driving shaft 3 is arranged inside the driving cavity 202, the front side and the rear side of the driving shaft 3 penetrate through the support seat 201 and extend to the outside of the support seat 201, a servo motor 4 is fixedly connected to the bottom end of the inner side wall of the driving cavity 202, an output end of the servo motor 4 is fixedly connected with a driving wheel 401 through a rotating shaft, an engaging tooth sleeve 301 matched with the driving wheel 401 is fixedly connected to the outer side wall of the driving shaft 3, installation driving pieces, the front end and the rear end of the outer side wall of the driving shaft 3 are fixedly connected with meshing gears 302 matched with the meshing tooth grooves 501, the left side and the right side of the outer side walls of the two mounting driving pieces 5 are fixedly connected with fixed supporting pieces 502, the front side and the rear side of the lower end surface of the base 101 are fixedly connected with two connecting pieces 106 matched with the fixed supporting pieces 502, the connecting pieces 106 are movably connected with the fixed supporting pieces 502, the middle part of the lower end surface of the base 101 is fixedly connected with a supporting slide block 105, and the middle part of the upper end surface of the supporting base 201 is;
the lower end face of the base 101 is fixedly connected with a mounting cavity 7, the mounting cavity 7 is located right on the left side of the supporting slide block 105, a meshing strip 701 is arranged inside the mounting cavity 7, the middle part of the lower end face of the back plate 102 is movably connected with a V connecting frame 703, the other end of the V connecting frame 703 extends into the meshing strip 701 and is fixedly connected with the meshing strip 701, the bottom end of the inner side wall of the mounting cavity 7 is fixedly connected with a rotating motor 8, the output end of the rotating motor 8 is fixedly connected with a rotating gear 801 through a rotating shaft, and meshing teeth 704 matched with the rotating gear 801 are arranged on the right side of the meshing strip 701;
the lower end face of the back plate 102 is fixedly connected with an electric control telescopic rod 6, the electric control telescopic rod 6 is located on the right left side of the V connecting frame 703, the output end on the left side of the electric control telescopic rod 6 is movably connected with an L connecting frame 601, and the other end of the L connecting frame 601 is movably connected with the lower end face of the pillow plate 103.
In this embodiment: the type of the servo motor 4 is: Y200L-4, the model of the rotating motor 8 is: Y180M-4, the model of the electric control telescopic rod 6 is as follows: 6SIEMENS, a supporting seat 201 is fixedly connected with the upper end face of a stable support 2, a servo motor 4 and a driving shaft 3 are arranged inside the supporting seat 201, the front and the back of the driving shaft 3 extend to the outside of the supporting seat 201, the servo motor 4 is started, a driving wheel 401 is meshed with a meshing gear sleeve 301 on the outer side of the driving shaft 3, the driving shaft 3 is convenient to rotate, meshing tooth grooves 501 are respectively arranged on the inner side wall of an installation driving piece 5, a meshing gear 302 matched with the meshing tooth grooves 501 is fixedly connected with the outer side wall of the driving shaft 3, fixed supporting pieces 502 are connected with the left side and the right side of the outer side wall of the installation driving piece 5, the fixed supporting pieces 502 are movably connected with a supporting slide block 105 on the lower end face of a base 101, when the driving shaft 3 rotates, the installation driving piece 5 synchronously rotates, the, the middle part of the upper end surface of the supporting seat 201 is provided with a limiting sliding chute 203 matched with the supporting sliding block 105, the supporting sliding block 105 not only has the effect of supporting the tray table body 1, but also increases the stability of the rotation adjustment of the tray table body 1 when the tray table body 1 rotates, so that the use performance of the tray table for department of stomatology is improved;
the rotating motor 8 is fixedly connected to the bottom end of the inner side wall of the mounting cavity 7, the left end and the right end of the V-shaped connecting frame 703 are fixedly connected with the back plate 102 and the meshing strip 701, the rotating motor 8 is started, the rotating gear 801 is meshed with the meshing teeth 704 on the right side of the meshing strip 701, the meshing strip 701 achieves the effect of moving up and down, the included angle between the back plate 102 and the base 101 is further conveniently adjusted, medical workers can conveniently inspect and treat patients, and the comfort performance of the patients during inspection is improved;
through the lower terminal surface fixedly connected with automatically controlled telescopic link 6 at backplate 102, and the left and right sides and pillow board 103 and the 6 swing joint of automatically controlled telescopic link of V link 703, start automatically controlled telescopic link 6, further conveniently adjust the contained angle of pillow board 103 and backplate 102, make the convenient inspection patient's oral cavity of medical personnel.
As a technical optimization scheme of the invention, the middle parts of the front side and the rear side of the meshing strip 701 are fixedly connected with limiting sliding blocks 705, and the front side and the rear side of the inner side wall of the installation cavity 7 are respectively provided with a limiting groove 702 matched with the limiting sliding blocks 705.
In this embodiment: the front side and the rear side of the inner side wall of the installation cavity 7 are provided with the limiting grooves 702 matched with the limiting sliding blocks 705, so that the meshing strips 701 are further ensured to stably move up and down, and the purpose of stably adjusting the back plate 102 is achieved.
As a technical optimization scheme of the invention, the front side and the rear side of the supporting seat 201 are fixedly connected with guide mounting grooves 205, and the outer side walls of the two mounting driving pieces 5 are fixedly connected with guide sliding sleeves 503 matched with the guide mounting grooves 205.
In this embodiment: the outer side walls of the two installation driving pieces 5 are fixedly connected with guide sliding sleeves 503 matched with the guide mounting grooves 205, so that the installation driving pieces 5 are conveniently installed and positioned in the guide mounting grooves 205.
As a technical optimization scheme of the invention, a control box cover 206 and an access cover 204 are respectively arranged in the middle of the left side and the right side of the supporting seat 201.
In this embodiment: the control box cover 206 and the access cover 204 are respectively arranged in the middle of the left side and the right side of the supporting seat 201, and the access cover 204 is opened, so that the servo motor 4 can be conveniently and periodically checked and maintained.
As a technical optimization scheme of the present invention, a handrail 104 is fixedly connected to the left side of the rear end surface of the base 101.
In this embodiment: through left side fixed connection handrail 104 at base 101 rear end face, handrail 104 plays the protection effect, and handrail 104 is located the rear, further makes things convenient for medical personnel to inspect the patient oral cavity, and the patient of being convenient for rises.
As a technical optimization scheme of the invention, the lower end face of the back plate 102 is movably connected with the front side and the rear side of the middle part of the left side of the base 101 through a first connecting shaft, and the lower end face of the pillow plate 103 is movably connected with the front side and the rear side of the middle part of the upper end face of the back plate 102 through a second connecting shaft.
In this embodiment: the upper end and the lower end of the back plate 102 are respectively movably connected with the first connecting shaft and the second connecting shaft, so that the pillow plate 103 and the base 101 are conveniently and movably connected with the upper end and the lower end of the back plate 102, and meanwhile, the included angle between the back plate 102 and the pillow plate 103 and the base 101 achieves the effect of convenient adjustment.
The working principle is as follows: firstly, a supporting seat 201 is fixedly connected to the upper end face of a stable support 2, a servo motor 4 and a driving shaft 3 are installed inside the supporting seat 201, the front and the back of the driving shaft 3 extend to the outside of the supporting seat 201, the servo motor 4 is started, a driving wheel 401 is meshed with a meshing gear sleeve 301 on the outer side of the driving shaft 3, so that the driving shaft 3 is convenient to rotate, meshing gear grooves 501 are formed in the inner side wall of an installation driving piece 5, meshing gears 302 matched with the meshing gear grooves 501 are fixedly connected to the outer side wall of the driving shaft 3, fixed supporting pieces 502 are connected to the left side and the right side of the outer side wall of the installation driving piece 5, the fixed supporting pieces 502 are movably connected with supporting sliding blocks 105 on the lower end face of a base 101, when the driving shaft 3 rotates, the installation driving piece 5 synchronously rotates, so that the pallet body 1 further achieves the effect of convenient adjustment, supporting sliding blocks 105, the supporting slide block 105 not only has the effect of supporting the tray table body 1, but also increases the stability of the rotation adjustment of the tray table body 1 when the tray table body 1 rotates, so that the usability of the tray table for department of stomatology is improved, the rotating motor 8 is fixedly connected with the bottom end of the inner side wall of the installation cavity 7, the left end and the right end of the V connecting frame 703 are fixedly connected with the back plate 102 and the meshing strip 701, the rotating motor 8 is started, the rotating gear 801 is meshed with the meshing teeth 704 on the right side of the meshing strip 701, so that the up-and-down movement effect of the meshing strip 701 is realized, the included angle between the back plate 102 and the base 101 is further convenient to adjust, the medical personnel can conveniently check and treat patients, the comfort performance of the patients during examination is improved, the electric control telescopic rod 6 is fixedly connected with the lower end face of the back plate 102, the left side and the right side of the, further facilitating the adjustment of the included angle between the pillow plate 103 and the back plate 102, and facilitating the examination of the oral cavity of the patient by the medical staff.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a tray table for department of stomatology, includes remote controller, tray table body (1) and stabilizes support (2), tray table body (1) is located the top of stabilizing support (2), its characterized in that: the pallet body (1) sequentially comprises a base (101), a back plate (102) and a pillow plate (103) from right to left, a support seat (201) is fixedly connected to the upper end face of a stable support (2), a driving cavity (202) is formed in the middle of the inside of the support seat (201), a driving shaft (3) is arranged inside the driving cavity (202), the front side and the rear side of the driving shaft (3) penetrate through the support seat (201) and extend to the outside of the support seat (201), a servo motor (4) is fixedly connected to the bottom end of the inner side wall of the driving cavity (202), an output end of the servo motor (4) is fixedly connected with a driving wheel (401) through a rotating shaft, an engaging tooth sleeve (301) matched with the driving wheel (401) is fixedly connected to the outer side wall of the driving shaft (3), and driving pieces (5) are arranged on the, the inner side walls of the two mounting driving pieces (5) are respectively provided with a meshing tooth socket (501), the front end and the rear end of the outer side wall of the driving shaft (3) are respectively and fixedly connected with a meshing gear (302) matched with the meshing tooth socket (501), the left side and the right side of the outer side wall of the two mounting driving pieces (5) are respectively and fixedly connected with a fixed supporting piece (502), the front side and the rear side of the lower end surface of the base (101) are respectively and fixedly connected with two connecting pieces (106) matched with the fixed supporting pieces (502), the connecting pieces (106) are movably connected with the fixed supporting pieces (502), the middle part of the lower end surface of the base (101) is fixedly connected with a supporting slide block (105), and the middle part of the upper end surface of the;
the lower end face of the base (101) is fixedly connected with an installation cavity (7), the installation cavity (7) is located on the right left side of the supporting sliding block (105), a meshing strip (701) is arranged inside the installation cavity (7), the middle of the lower end face of the back plate (102) is movably connected with a V connecting frame (703), the other end of the V connecting frame (703) extends to the inside of the meshing strip (701) and is fixedly connected with the meshing strip (701), the bottom end of the inner side wall of the installation cavity (7) is fixedly connected with a rotating motor (8), the output end of the rotating motor (8) is fixedly connected with a rotating gear (801) through a rotating shaft, and meshing teeth (704) matched with the rotating gear (801) are arranged on the right side of the meshing strip (701);
the lower end face of the back plate (102) is fixedly connected with an electric control telescopic rod (6), the electric control telescopic rod (6) is located on the right left side of the V connecting frame (703), the output end on the left side of the electric control telescopic rod (6) is movably connected with an L connecting frame (601), and the other end of the L connecting frame (601) is movably connected with the lower end face of the pillow plate (103).
2. The dental tray as set forth in claim 1, wherein: the middle parts of the front side and the rear side of the meshing strip (701) are fixedly connected with limiting sliding blocks (705), and limiting grooves (702) matched with the limiting sliding blocks (705) are formed in the front side and the rear side of the inner side wall of the mounting cavity (7).
3. The dental tray as set forth in claim 1, wherein: the equal fixedly connected with of both sides direction mounting groove (205) around supporting seat (201), two the equal fixedly connected with of lateral wall of installation driving piece (5) and direction mounting groove (205) assorted direction sliding sleeve (503).
4. The dental tray as set forth in claim 1, wherein: the middle parts of the left side and the right side of the supporting seat (201) are respectively provided with a control box cover (206) and an access cover (204).
5. The dental tray as set forth in claim 1, wherein: the left side of the rear end face of the base (101) is fixedly connected with a handrail (104).
6. The dental tray as set forth in claim 1, wherein: the lower end face of the back plate (102) is movably connected with the front side and the rear side of the middle part of the left side of the base (101) through a first connecting shaft, and the lower end face of the pillow plate (103) is movably connected with the front side and the rear side of the middle part of the upper end face of the back plate (102) through a second connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110370529.2A CN113081650A (en) | 2021-04-07 | 2021-04-07 | Tray table for department of stomatology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110370529.2A CN113081650A (en) | 2021-04-07 | 2021-04-07 | Tray table for department of stomatology |
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| CN113081650A true CN113081650A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110370529.2A Withdrawn CN113081650A (en) | 2021-04-07 | 2021-04-07 | Tray table for department of stomatology |
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| CN107582315A (en) * | 2017-09-27 | 2018-01-16 | 中国人民解放军第四军医大学 | The dentistry chair seat of adjustable-angle |
| CN107625605A (en) * | 2017-11-01 | 2018-01-26 | 李刚 | A kind of medical operation table |
| CN108158772A (en) * | 2018-01-16 | 2018-06-15 | 李霞 | A kind of gynemetrics's examination bed |
| CN108392367A (en) * | 2018-01-25 | 2018-08-14 | 吴正华 | A kind of department of stomatology saddle |
| CN108309676A (en) * | 2018-02-06 | 2018-07-24 | 安徽传质信息科技有限公司 | A kind of dental diagnostic chair |
| CN111759631A (en) * | 2020-06-10 | 2020-10-13 | 武汉中科医疗科技工业技术研究院有限公司 | Sick bed structure and have its medical equipment |
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