CN211214153U

CN211214153U - Special inspection chair of department of stomatology

Info

Publication number: CN211214153U
Application number: CN201921263057.5U
Authority: CN
Inventors: 刘锦
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-08-11
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a special inspection chair of department of stomatology, including base and supporting leg, the upper end fixedly connected with handrail of base, and the bottom fixedly connected with supporting leg of base, the one end of base articulates there is the back of the chair, and the inside of base has seted up the inner chamber, the inside fixed mounting of inner chamber has the motor, the one end of motor is rotated and is connected with the screw rod, the outside cover of screw rod has first slider, the back lateral wall of supporting leg is rotated and is connected with the universal wheel, the spout has been seted up to the lateral wall of the back of the chair, the inner wall both sides of spout are the spacing hole of having seted up of linear equidistance, and the inside wall fixedly connected with hydraulic stem of spout, the one end. The utility model discloses in begin to extend through the hydraulic stem, fix the back when the second slider, the motor drives the screw rod and rotates this moment, under screw rod pivoted effect, first slider moves right, and the inclination of the person's of facilitating the use regulation back of the chair.

Description

Special inspection chair of department of stomatology

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a special inspection chair of department of 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. With current technology, many periodontal diseases are completely cured. The development of tissue bioengineering techniques such as: guided tissue regeneration technology, gene technology, artificial tooth implantation and the like are more exciting hopes for the regeneration of diseased teeth. But the treatment of periodontal disease must be a sequential treatment. The development of a detailed and effective treatment plan, the exquisite degree of treatment by the physician, and the patient's positive fit are critical to the success of the treatment.

The current department of stomatology doctor need use the inspection chair when detecting patient's oral cavity, and the inclination between the automatic adjustment back of the chair and the base is difficult to realize to current inspection chair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special examination chair for department of stomatology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a special examination chair for department of stomatology comprises a base and supporting legs, wherein the upper end of the base is fixedly connected with a handrail, the bottom end of the base is fixedly connected with the supporting legs, one end of the base is hinged with a chair back, an inner cavity is formed in the base, a motor is fixedly installed in the inner cavity, one end of the motor is rotatably connected with a screw rod, a first sliding block is sleeved outside the screw rod, the rear side wall of each supporting leg is rotatably connected with a universal wheel, the side wall of the chair back is provided with a sliding groove, two sides of the inner wall of the sliding groove are provided with limiting holes in linear equal intervals, a hydraulic rod is fixedly connected to the inner side wall of the sliding groove, one end of the hydraulic rod is fixedly connected with a second sliding block, two side walls of the second sliding block are provided with fixing holes, the front of the second sliding block is, the inner wall bottom fixedly connected with spring of fixed orifices, the one end fixedly connected with fixed arch of spring, fixed arch and spacing looks adaptation.

Preferably, the outer diameter of the fixing protrusion is smaller than the inner diameter of the limiting hole, and the fixing protrusion is in clearance fit with the limiting hole.

Preferably, the inner diameter of the fixing hole is larger than the outer diameter of the fixing protrusion.

Preferably, the side wall of the first sliding block is provided with an internal thread, and the first sliding block is rotatably connected with the screw rod through the thread.

Preferably, a control switch is embedded in the upper surface of the armrest.

Preferably, the base is embedded with a storage battery, the input ends of the motor and the hydraulic rod are electrically connected with the output end of the control switch, and the input end of the control switch is electrically connected with the output end of the storage battery.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in press down control switch through the user, the hydraulic stem begins to extend this moment, make the hydraulic stem drive the second slider and slide in the spout, after the second slider removes suitable position, the hydraulic stem stops to extend, make second slider lateral wall set up fixed protruding in the fixed orifices spacing downthehole under the effect of spring this moment, fix the back to the second slider, the motor begins to rotate this moment, it rotates to make the motor drive the screw rod, under screw rod pivoted effect, first slider moves right, thereby the inclination of the person's of facilitating the use regulation back of the chair, the person's of facilitating the use inspection oral cavity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the spring structure of the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a universal wheel; 4. an inner cavity; 5. an electric motor; 6. a screw; 7. a first slider; 8. a hinged lever; 9. a hydraulic lever; 10. a chute; 11. a limiting hole; 12. a second slider; 13. a handrail; 14. a fixing hole; 15. a spring; 16. a fixed protrusion; 17. a chair back.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a special examination chair for department of stomatology comprises a base 1 and supporting legs 2, wherein the upper end of the base 1 is fixedly connected with a handrail 13, the bottom end of the base 1 is fixedly connected with the supporting legs 2, one end of the base 1 is hinged with a chair back 17, an inner cavity 4 is arranged inside the base 1, a motor 5 is fixedly arranged inside the inner cavity 4, one end of the motor 5 is rotatably connected with a screw 6, a first slider 7 is sleeved outside the screw 6, the rear side wall of the supporting legs 2 is rotatably connected with a universal wheel 3, the side wall of the chair back 17 is provided with a chute 10, two sides of the inner wall of the chute 10 are provided with limiting holes 11 in linear equal distance, the inner side wall of the chute 10 is fixedly connected with a hydraulic rod 9, one end of the hydraulic rod 9 is fixedly connected with a second slider 12, two side walls of the second slider 12, one end of the hinge rod 8 is hinged to the upper end of the first sliding block 7, the bottom end of the inner wall of the fixing hole 14 is fixedly connected with a spring 15, one end of the spring 15 is fixedly connected with a fixing protrusion 16, and the fixing protrusion 16 is matched with the limiting hole 11.

The outer diameter of the fixing bulge 16 is smaller than the inner diameter of the limiting hole 11, and the fixing bulge 16 is in clearance fit with the limiting hole 11; the inner diameter of the fixing hole 14 is larger than the outer diameter of the fixing protrusion 16; the side wall of the first sliding block 7 is provided with internal threads, and the first sliding block 7 is rotatably connected with the screw 6 through the threads; a control switch is embedded in the upper surface of the handrail 13; the inside embedding of base 1 is provided with the battery, and the input of motor 5 and hydraulic stem 9 all with control switch's output electric connection, control switch's input and the output electric connection of battery.

The working principle is as follows: press the control switch through the user, hydraulic stem 9 begins to extend this moment, make hydraulic stem 9 drive second slider 12 slide in the spout, after second slider 12 removed suitable position, hydraulic stem 9 stops to extend, make second slider 12 lateral wall offer fixed bulge 16 in the fixed orifices 14 spacing downthehole under the effect of spring 15 this moment, fix back to second slider 12, motor 5 begins to rotate this moment, make motor 5 drive screw rod 6 rotate, under screw rod pivoted effect, make first slider 7 move right, thereby the person of facilitating the use adjusts the inclination of the back of the chair 17, the person of facilitating the use examines the oral cavity.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The special examination chair for the department of stomatology comprises a base (1) and supporting legs (2) and is characterized in that an upper end of the base (1) is fixedly connected with handrails (13), the bottom of the base (1) is fixedly connected with the supporting legs (2), one end of the base (1) is hinged with a chair back (17), an inner cavity (4) is formed in the base (1), a motor (5) is fixedly installed in the inner cavity (4), one end of the motor (5) is rotatably connected with a screw rod (6), a first sliding block (7) is sleeved outside the screw rod (6), a rear side wall of the supporting legs (2) is rotatably connected with a universal wheel (3), a sliding groove (10) is formed in the side wall of the chair back (17), limiting holes (11) are formed in two sides of the inner wall of the sliding groove (10) in a linear equidistant mode, and a hydraulic rod (9) is fixedly connected to, the one end fixedly connected with second slider (12) of hydraulic stem (9), fixed orifices (14) have all been seted up to the both sides wall of second slider (12), and the preceding performance of second slider (12) articulates there is hinge rod (8), the one end of hinge rod (8) articulates the upper end at first slider (7), the inner wall bottom fixedly connected with spring (15) of fixed orifices (14), the one end fixedly connected with stationary hump (16) of spring (15), stationary hump (16) and spacing hole (11) looks adaptation.

2. The special examination chair for department of stomatology according to claim 1, characterized in that the outer diameter of the fixing protrusion (16) is smaller than the inner diameter of the limiting hole (11), and the fixing protrusion (16) is in clearance fit with the limiting hole (11).

3. An examination chair special for department of stomatology according to claim 1, characterised in that the inner diameter of the fixation hole (14) is larger than the outer diameter of the fixation protrusion (16).

4. The examination chair special for the department of stomatology according to claim 1, wherein the side wall of the first sliding block (7) is provided with internal threads, and the first sliding block (7) is rotatably connected with the screw rod (6) through threads.

5. The special examination chair for department of stomatology according to claim 1, characterized in that the upper surface of the armrest (13) is embedded with a control switch.

6. The examination chair special for department of stomatology according to claim 1, wherein a storage battery is embedded inside the base (1), the input ends of the motor (5) and the hydraulic rod (9) are electrically connected with the output end of the control switch, and the input end of the control switch is electrically connected with the output end of the storage battery.