SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a lift upset base and reason appearance chair, can go up and down and overturn simultaneously, simple structure is reasonable, is convenient for operate and control elevating speed and height, and the location is accurate.
The utility model discloses a first aspect, a lifting turnover base, including a supporting seat, a turnover frame, a supporting plate and a lifting driving rod, wherein a worm and a sector gear are arranged in the supporting seat, the arc edge of the sector gear is provided with a tooth position matched with the worm, and the sector gear is connected with the supporting seat through a first rotating shaft; the turnover frame comprises an upper bracket and a lower bracket which are parallel to each other, and one ends of the upper bracket and the lower bracket are respectively in shaft connection with the supporting seat; the support plate is positioned on the roll-over stand and comprises a flat plate support part and a connecting part positioned below the flat plate support part, and the connecting part is respectively coupled with the other ends of the upper bracket and the lower bracket; the lifting driving rod is used for driving the roll-over stand to rotate up and down, one end of the lifting driving rod is in shaft connection with the arc-shaped edge of the sector gear, and the other end of the lifting driving rod is in shaft connection with the middle of the upper support or the lower support.
Above-mentioned lift upset base has following beneficial effect at least: drive sector gear through the worm and rotate, sector gear passes through the lift actuating lever and drives the roll-over stand along the pivot joint upset of roll-over stand and supporting seat, when upper bracket and lower carriage overturn, through the pivot joint with connecting portion for the existing elevating movement of connecting portion also has the upset motion, thereby has realized the function of going up and down with the upset simultaneously, and simple structure is reasonable moreover, only needs the slew velocity and the number of turns of control worm can control elevating velocity and height, and the location is accurate.
According to the utility model discloses first aspect lift upset base, still including being used for driving worm pivoted first motor with set up in follow in the first pivot pivoted stopper, the stopper both sides are provided with left limit switch and right limit switch respectively, left side limit switch and right limit switch electricity are connected respectively first motor. The first motor drives the worm to rotate, and the rotating speed of the first motor is controlled, so that the lifting and overturning speed and the lifting and overturning height can be controlled; the limiting block is arranged to rotate along with the first rotating shaft, and the left limiting switch and the right limiting switch are triggered when the first rotating shaft rises to the highest point or the lowest point, so that the first motor stops rotating continuously, and the limiting function is achieved.
According to the utility model discloses first aspect lift upset base, dull and stereotyped supporting part with connecting portion slope is connected. The flip angle of the flat plate support portion can be further increased.
According to the utility model discloses first aspect lift upset base, still include the chassis, the supporting seat is rotatable to be installed on the chassis, the chassis with still be provided with disc gear between the supporting seat, the supporting seat rear portion is provided with and is used for locking disc gear's interlock mechanism. Except for the lifting and overturning function, the lifting and overturning base can also rotate, and after the base rotates to a designated position, the base is meshed with a disc gear through a meshing mechanism, so that the supporting seat cannot rotate, and the positioning is realized.
Further, the occlusion mechanism comprises an occlusion block and a second motor, the occlusion block comprises an occlusion part, an axle connecting hole and an action part, the occlusion block is connected to the bottom of the supporting seat through the axle connecting hole in a shaft mode and enables the occlusion part to be located on the outer side of the disc gear, and an output shaft of the second motor is connected with the action part. The output shaft of the second motor drives the action part to act, so that the meshing block rotates around the shaft connecting hole, and the meshing part is further meshed on the disc gear or far away from the disc gear.
The second aspect of the utility model provides a hair-dressing chair, it includes like the first aspect lift upset base.
The beauty treatment chair at least has the following beneficial effects: drive sector gear through the worm and rotate, sector gear passes through the lift actuating lever and drives the roll-over stand along the pivot joint upset of roll-over stand and supporting seat, when upper bracket and lower carriage overturn, through the pivot joint with connecting portion for the existing elevating movement of connecting portion also has the upset motion, thereby has realized the function of going up and down with the upset simultaneously, and simple structure is reasonable moreover, only needs the slew velocity and the number of turns of control worm can control elevating velocity and height, and the location is accurate.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, an embodiment of the present invention provides a lifting and overturning base, which includes a supporting seat 10, an overturning frame 20, a supporting plate 30 and a lifting driving rod 40, wherein a worm 11 and a sector gear 12 are arranged inside the supporting seat 10, a tooth position 121 matched with the worm 11 is arranged on an arc-shaped edge of the sector gear 12, and the sector gear 12 is coupled to the supporting seat 10 through a first rotating shaft 122; the roll-over stand 20 comprises an upper bracket 21 and a lower bracket 22 which are parallel to each other, and one end of the upper bracket 21 and one end of the lower bracket 22 are respectively connected with the supporting seat 10 through a shaft; the support plate 30 is positioned on the roll-over stand 20 and comprises a flat plate support part 31 and a connecting part 32 positioned below the flat plate support part 31, and the connecting part 32 is respectively connected with the other ends of the upper bracket 21 and the lower bracket 22 through shafts; the lifting driving rod 40 is used for driving the roll-over stand 20 to rotate up and down, one end of the lifting driving rod is connected with the arc-shaped edge of the sector gear 12 in a shaft mode, and the other end of the lifting driving rod is connected with the middle portion of the upper support 21 or the lower support 22 in a shaft mode.
In this embodiment, drive sector gear 12 through worm 11 and rotate, sector gear 12 drives roll-over stand 20 along roll-over stand 20 and the pivot point upset of supporting seat 10 through lift actuating lever 40, in the time of upper bracket 21 and the upset of lower carriage 22, through the pivot point with connecting portion 32, make the existing elevating movement of connecting portion 32, also there is the upset motion, thereby realized the function of lift and upset simultaneously, and simple structure is reasonable, only need the slew velocity and the number of turns of control worm 11 can control elevating velocity and height, the location is accurate.
Referring to fig. 1, another embodiment of the present invention further provides a lifting turnover base, further comprising a first motor 13 for driving the worm 11 and a stopper 123 disposed on the first rotating shaft 122 and rotating along with the first rotating shaft 122, wherein the both sides of the stopper 123 are respectively provided with a left limit switch 124 and a right limit switch 125, and the left limit switch 124 and the right limit switch 125 are respectively electrically connected to the first motor 13.
In the embodiment, the first motor 13 drives the worm 11 to rotate, and the speed and the height of lifting and overturning can be controlled by controlling the rotating speed of the first motor 13; the limiting block 123 is arranged to rotate along with the first rotating shaft 122, and when the first rotating shaft rises to the highest point or the lowest point, the left limiting switch 124 and the right limiting switch 125 are triggered, so that the first motor 13 stops rotating continuously, and the limiting function is realized.
Referring to fig. 1 to 3, another embodiment of the present invention further provides a lifting and turning base, in which the plate supporting portion 31 is connected to the connecting portion 32 in an inclined manner.
In the present embodiment, the inclined connection of the flat plate support portion 31 and the connection portion 32 may further increase the flip angle of the flat plate support portion 31.
Referring to fig. 1, 2 and 4, another embodiment of the present invention further provides a lifting and turning base, further comprising a chassis 50, wherein the supporting seat 10 is rotatably mounted on the chassis 50, a disc gear 60 is further disposed between the chassis 50 and the supporting seat 10, and an engaging mechanism 70 for locking the disc gear 60 is disposed at the rear portion of the supporting seat 10.
In addition to the lifting and turning function, the lifting and turning base can also rotate, and after the base is rotated to the designated position, the base is meshed with the disc gear 60 through the meshing mechanism 70, so that the supporting seat 10 cannot rotate, and the positioning is realized.
Referring to fig. 4 and 5, another embodiment of the present invention further provides an elevating and turning base, the engaging mechanism 70 includes an engaging block 71 and a second motor 72, the engaging block 71 includes an engaging portion 711, an axial connecting hole 712 and an actuating portion 713, the engaging block 71 is axially connected to the bottom of the supporting seat 10 through the axial connecting hole 712, the engaging portion 711 is located outside the disc gear 60, and an output shaft of the second motor 72 is connected to the actuating portion 713.
In this embodiment, the output shaft of the second motor 72 drives the action part 713 to rotate the engagement block 71 around the axle hole 712, so as to further engage the engagement part 711 on the disk gear 60 or move away from the disk gear 60.
Another embodiment of the utility model also provides a hair-dressing chair, which comprises the lifting turnover base provided by any one of the above embodiments. This reason holds chair passes through worm 11 and drives sector gear 12 and rotate, sector gear 12 drives roll-over stand 20 along roll-over stand 20 and the upset of the pivot point of supporting seat 10 through lift actuating lever 40, in the upset of upper bracket 21 and lower carriage 22, through the pivot point with connecting portion 32, make the existing elevating movement of connecting portion 32, also there is the upset motion, thereby realized the function of lift and upset simultaneously, and simple structure is reasonable, only need control worm 11's slew velocity and number of turns can control elevating speed and height, the location is accurate.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.