CN209847744U - Multi-shaft vertical lifting type patient chair for dental treatment - Google Patents

Abstract

The utility model discloses a multiaxis formula patient's chair that directly rises for dental therapy, establish the base that the cavity is the cuboid structure in including, the upper surface middle part of base has hydraulic ejector pin through the bolt fastening, and the top of the extension rod of hydraulic ejector pin is fixed with the layer board, the cushion of establishing the cavity in the top of layer board is provided with, the upper surface of base is close to all being fixed with square pipe around the hydraulic ejector pin, and square intraductal equal sliding connection has the extension rod, one side middle part that hydraulic ejector pin was kept away from to the extension rod all inlays and is equipped with the rack, the front end of base rotates and is connected with the round bar, and the both ends of round bar all have the gyro wheel bracing piece through the bolt fastening. The utility model discloses make the tooth head can tightly the joint on the surface of rack under reset spring's effect, let the extension rod can only rise and can not glide, improved the stability of device, prevent the cushion left and right rocking to only need outwards pull the top cap and drive the tooth head and the rack break away from the joint can when needs glide.

Description

Multi-shaft vertical lifting type patient chair for dental treatment

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a patient's chair of multiaxis formula of directly rising for dental treatment.

Background

At present, hospitals, nursing institutions and the like mostly adopt lifting chairs to treat patients, but the existing lifting chairs, shifting equipment, instruments and the like have simple structures and single functions, and are difficult to meet the routine life needs of serious patients, such as examination, nursing, transfusion and the like, which have various dysfunctions and can not be self-managed in life.

The common lifting chair has many problems, the common lifting chair mostly adopts a single-shaft cylinder to lift and descend in an aligned way, the stability is not good, the stress on two sides above the chair is uneven due to the inertia effect when the chair moves, the inconvenience of treatment above the treatment chair is caused, and the pain and the danger of patients are increased; when the common lifting chair does not need to move, the common lifting chair is fixed through a brake, but the universal wheels can still change the direction, so that the danger is increased, and therefore, a novel vertical lifting type patient chair with good multi-axis stability is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multi-shaft vertical lifting type patient chair for dental treatment.

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

the utility model provides a patient's chair is directly risen to multiaxis for dental therapy, establishes the base that the cavity is the cuboid structure in including, the upper surface middle part of base has hydraulic push rod through the bolt fastening, and the top of the extension rod of hydraulic push rod is fixed with the layer board, the cushion of establishing the cavity in the top of layer board is provided with, the upper surface of base is close to all being fixed with square pipe around the hydraulic push rod, and square intraductal equal sliding connection has the extension rod, one side middle part that hydraulic push rod was kept away from to the extension rod all inlays and is equipped with the rack, the front end of base is rotated and is connected with the round bar, and the both ends of round bar all have the gyro wheel bracing piece through the bolt fastening, the circumference outer wall of round bar has.

Preferably, the upper surface of cushion is opened has the bleeder vent that the equidistance distributes, and the top inner wall of cushion is fixed with graphite alkene piece that generates heat.

Preferably, the outer wall of the square pipe is provided with a rectangular hole near the top end, and the rectangular hole is positioned at one side near the rack.

Preferably, the outer wall of the square pipe is welded with a fixed box near the rectangular hole, the top end of the fixed box is connected with an ejector rod in a sliding mode, the two ends of the ejector rod are respectively fixed with a convex block and a tooth head, and the tooth head is meshed with the rack.

Preferably, the outer wall of the ejector rod is sleeved with a return spring.

Preferably, the middle part of the upper surface of the base, which is close to the front end, is embedded with two channel steel slide rails with upward openings, the channel steel slide rails are internally and evenly connected with T-shaped slide blocks in a sliding manner, and the top ends of the two T-shaped slide blocks are fixed with the same sliding pedal.

Preferably, balls are embedded in the lower surface of the T-shaped sliding block close to the four corners.

Compared with the prior art, the utility model provides a patient's chair is directly risen to multiaxis for dental therapy possesses following beneficial effect:

1. through the reset spring who sets up for the tooth head can tightly the joint on the surface of rack under reset spring's effect, lets the extension rod can only rise and can not glide, has improved the stability of device, prevents the cushion roll, and only need outwards pull the top cap and drive tooth head and rack break away from the joint can when needs glide.

2. Through the T-shaped sliding blocks in the two channel steel sliding rails, the sliding pedal can be extended forwards to a proper position, so that the sliding pedal is suitable for patients with different heights to use, and the patients can be treated in a comfortable posture.

3. Through setting up graphite alkene piece and the bleeder vent that generates heat in the cushion below to can let the user guarantee the temperature of health in the treatment process, let patient feel warm in the treatment process, can also prevent to lead to the body temperature to descend because of the treatment.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, it is stable effectual.

Drawings

FIG. 1 is a schematic cross-sectional view of a multi-shaft vertical-lift patient chair for dental treatment according to the present invention;

FIG. 2 is an enlarged schematic view of a multi-shaft vertical-lifting patient chair A for dental treatment according to the present invention;

fig. 3 is an enlarged schematic structural view of a multi-shaft vertical-lifting patient chair B for dental treatment according to the present invention.

In the figure: 1-base, 2-hydraulic ejector rod, 3-channel steel slide rail, 4-round rod, 5-roller support rod, 6-sliding pedal, 7-T-shaped slide block, 8-square tube, 9-gear head, 10-ejector rod, 11-fixed box, 12-extension rod, 13-supporting plate, 14-cushion, 15-air hole, 16-rack, 17-reset spring, 18-rectangular hole, 19-torsion spring and 20-ball.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a multiaxis formula patient's chair that directly rises for dental therapy, establish base 1 that the cavity is the cuboid structure in including, the upper surface middle part of base 1 is fixed with hydraulic ram 2 through the bolt, and the top of the extension rod of hydraulic ram 2 is fixed with layer board 13, the top of layer board 13 is provided with the cushion 14 of establishing the cavity in, the upper surface of base 1 is close to all being fixed with square pipe 8 around hydraulic ram 2, and equal sliding connection has extension rod 12 in the square pipe 8, one side middle part that hydraulic ram 2 was kept away from to extension rod 12 all inlays and is equipped with rack 16, the front end of base 1 rotates and is connected with round bar 4, and the both ends of round bar 4 all are fixed with gyro wheel bracing piece 5 through the bolt, the circumference outer wall of round bar 4 is close to both ends and all has cup.

The utility model discloses in, the upper surface of cushion 14 is opened has the bleeder vent 15 that the equidistance distributes, and the top inner wall of cushion 14 is fixed with graphite alkene piece that generates heat.

Wherein, the outer wall of square pipe 8 is close to the top and is opened rectangular hole 18, and rectangular hole 18 is located the one side that is close to rack 16.

Wherein, the outer wall of square pipe 8 has fixed case 11 to weld near rectangular hole 18 department, and fixed case 11's top sliding connection has ejector pin 10, and the both ends of ejector pin 10 are fixed with lug and tooth head 9 respectively, and tooth head 9 and rack 16 intermeshing.

Wherein, reset spring 17 has been cup jointed to the outer wall of ejector pin 10 for tooth head 9 can tightly joint on the surface of rack 16 under reset spring 17's effect, lets extension rod 12 only can rise and can not glide, has improved the stability of device, prevents the cushion roll, and only need outwards pull top cap 10 and drive tooth head 9 and rack 16 break away from the joint can when needs glide.

Wherein, the middle part that the upper surface of base 1 is close to the front end inlays and is equipped with two ascending channel-section steel slide rails 3 of opening, and all sliding connection has T shape slider 7 in the channel-section steel slide rail 3, and the top of two T shape sliders 7 is fixed with same slip footboard 6.

Wherein, the lower surface of the T-shaped sliding block 7 is embedded with balls 20 near four corners.

The working principle is as follows: when the height of the seat needs to be adjusted during use, the hydraulic ejector rod 2 is only started, the supporting plate 13 is driven to ascend, meanwhile, the four extension rods 12 are driven to ascend, meanwhile, the tooth heads 9 can be tightly clamped on the surface of the rack 16 under the action of the return spring, the extension rods 12 only can ascend and cannot slide downwards, the extension rods on the periphery of the hydraulic ejector rod 2 improve the stability of the device, the cushion 14 is prevented from swinging left and right or front and back, and the tooth heads 9 are driven to be separated from the clamping connection with the rack only by outwards pulling the top cover 10 when sliding downwards is needed; the sliding connection who sets up T shape slider 7 in two channel-section steel slide rails 3 lets slide pedal 6 extend forward to suitable position, and the patient of suitable different heights uses to let patient treat with comfortable posture.

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 (7)

1. A multi-shaft vertical lifting type patient chair for dental treatment, which comprises a base (1) with a cuboid structure of a hollow cavity arranged inside, it is characterized in that the middle part of the upper surface of the base (1) is fixed with a hydraulic ejector rod (2) through a bolt, a supporting plate (13) is fixed at the top end of an extension rod of the hydraulic ejector rod (2), a cushion (14) with a cavity arranged therein is arranged at the top end of the supporting plate (13), the periphery of the upper surface of the base (1) close to the hydraulic ejector rod (2) is fixed with a square pipe (8), and the square pipe (8) is internally and slidably connected with an extension rod (12), the middle part of one side of the extension rod (12) far away from the hydraulic ejector rod (2) is embedded with a rack (16), the front end of the base (1) is rotatably connected with a round rod (4), and both ends of the round bar (4) are fixed with roller supporting bars (5) through bolts, and torsion springs (19) are sleeved on the outer wall of the circumference of the round rod (4) close to the two ends.

2. The multi-axis vertical-lifting patient chair for dental treatment as claimed in claim 1, wherein the upper surface of the cushion (14) is provided with air holes (15) distributed at equal intervals, and the inner wall of the top end of the cushion (14) is fixed with a graphene heating sheet.

3. The multi-axis vertical lift type patient chair for dental treatment as claimed in claim 1, wherein the outer wall of the square tube (8) is opened with a rectangular hole (18) near the top end, and the rectangular hole (18) is located at a side near the rack (16).

4. The multi-shaft vertical-lifting patient chair for dental treatment according to claim 3, wherein the outer wall of the square tube (8) is welded with a fixed box (11) near the rectangular hole (18), the top end of the fixed box (11) is connected with a top rod (10) in a sliding manner, the two ends of the top rod (10) are respectively fixed with a convex block and a tooth head (9), and the tooth head (9) is meshed with the rack (16).

5. The multi-axis vertical lift patient chair for dental treatment as claimed in claim 4, wherein the outer wall of the top bar (10) is sleeved with a return spring (17).

6. The multi-axis vertical-lifting patient chair for dental treatment according to claim 1, wherein two channel steel slide rails (3) with upward openings are embedded in the middle of the upper surface of the base (1) near the front end, T-shaped sliders (7) are connected in the channel steel slide rails (3) in a sliding manner, and the same sliding pedal (6) is fixed at the top ends of the two T-shaped sliders (7).

7. The multi-axis vertical-rise patient chair for dental treatment as claimed in claim 6, wherein the lower surface of the T-shaped slider (7) is embedded with balls (20) near four corners.