CN212546270U - Electronic control lifting electronic contest chair - Google Patents

Abstract

The utility model provides an electronic control lifting electronic competition chair, which comprises a chair surface, a chair back and support legs, wherein the bottom of the chair surface is connected with the support legs, a lifting structure is arranged between the support legs and the chair surface in a rigid manner, the lifting structure is vertically arranged and fixedly connected with the center of the support legs and the bottom of the chair surface, the lifting structure comprises an outer sleeve, a lifting rod, a ball nut, a driving lantern ring, a speed reducing motor and a chair connecting piece, the lifting rod plug bush is connected in the outer sleeve, the lifting rod moves up and down relative to the outer sleeve, the upper part of the lifting rod is matched with the inner diameter of the outer sleeve in a plug bush manner, the lower part of the lifting rod is arranged in a screw rod structure, the screw rod structure is in screw sleeve joint with the ball nut, the ball nut is fixedly arranged in the outer sleeve and is sleeved with an axial rotating bearing, the device can improve the experience, the self-locking performance is good, and the problem that the pressure is automatically reduced when the air tightness of the air pressure rod is insufficient is avoided.

Description

Electronic control lifting electronic contest chair

Technical Field

The utility model relates to a chair, in particular to an electronic contest chair capable of being controlled to ascend and descend electronically.

Background

Racing car chairs, also called electronic racing chairs, are so named because of their appearance similar to the chairs used in racing cars, and nowadays due to the heat of fire of electronic competitions they are more and more used in the field of electronic competitions, so the name of the electronic competition chair also comes along, because of the unique appearance and shape, the electronic competition chair has the characteristics of good comfort and light movement, users are more and more, and is gradually used in more use scenes, with the driving of emerging industries, the connection between the electronic competition chair and the personal computer is increasingly close, and as various peripheral brands are advanced to the industry of the electronic competition chairs, new style requirements of the electronic competition chairs are met, and various devices linked with a personal computer are appeared, the electric competition chair comprises an electric competition chair, the traditional electric competition chair inherits the traditional swivel chair lifting structure, the adjustment is carried out through a spanner at the bottom of the chair, and the using mode is not changed greatly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide an electronic competitive chair capable of being controlled to ascend and descend.

The utility model provides a technical scheme that above-mentioned problem adopted is: the chair comprises a chair surface, a chair back and support legs, wherein the bottom of the chair surface is connected with the support legs, a lifting structure is rigidly arranged between the support legs and the chair surface, the lifting structure is vertically arranged and fixedly connected with the centers of the support legs and the bottom of the chair surface, the lifting structure comprises an outer sleeve, a lifting rod, a ball nut, a driving lantern ring, a speed reduction motor and a chair connecting piece, a lifting rod plug bush is connected in the outer sleeve, the lifting rod moves up and down relative to the outer sleeve, the upper part of the lifting rod is matched with the inner diameter of the outer sleeve and is arranged in a screw rod structure, the screw rod structure is in spiral sleeve joint with the ball nut, the ball nut is fixedly arranged in the outer sleeve and is sleeved with an axial rotating bearing, the ball nut is also coaxially connected with the driving lantern ring, a space for accommodating the telescopic length of the lifting rod is formed in the driving, the gear motor drives the driving lantern ring and drives the ball nut to rotate, the gear motor is connected with the control circuit, and the control circuit is connected with the lead and is connected with an external control device.

The chair in the device is mainly controlled by a lifting structure with driving force, an electronically-controlled structure is realized, the use experience is improved, in the specific structure, a speed reducing motor drives a driving lantern ring and a ball nut to rotate, balls in the ball nut and a screw structure interact to realize the up-and-down movement of a lifting rod, compared with the traditional air pressure lifting, the stability is improved, the pause and frustration feeling is reduced, the comfort is improved, a telescopic space is arranged in the driving lantern ring in the structure, the structure of the lifting rod can be protected, the structure interference is avoided, a lubricant can be arranged in the space, the service life of the structure is prolonged, the speed reducing motor adopts a micro motor which is axially and straightly extended, the speed requirement on lifting can be coaxially arranged with the lifting rod, a large-scale motor is not needed, and the power consumption can be effectively reduced, and space occupation is reduced, the speed reduction motor connecting wire can be connected with an external control structure and can be connected with a personal computer through a universal joint, software control lifting on the personal computer is realized, and the purpose of integrated control is realized.

This device is an improvement structure of using on the chair is competed to electricity, adapt to present trade development and application prospect, can improve user's experience, and integrate the direction of development with present peripheral hardware and adapt to, and the compatibility of structure is high, be fit for using on current chair, and the travelling comfort improves greatly, the problem of having avoided the pause and pause of traditional pressure bar to frustrate, and self-locking performance is good, the problem that pressurized descends by oneself when avoiding the gas tightness of pressure bar not enough, to the user of big weight, there is better adaptability.

Furthermore, an anti-rotation structure is arranged between the lifting rod and the outer sleeve, an anti-rotation groove is formed in the lifting rod, an anti-rotation block is fixedly arranged on the inner surface of the outer sleeve and embedded into the anti-rotation groove, the axial length of the anti-rotation groove is a long groove shape, and the anti-rotation block moves in the long groove. In order to ensure the stable operation of the lifting rod, unnecessary rotation is avoided, and the stability is improved.

Furthermore, a limit block is fixedly formed at the lower end of the screw structure, the limit block is positioned at the end part of the screw structure, a protruding part is formed outside the screw structure, the upper surface and the lower surface of the protruding part are respectively provided with a limit contact surface, an upper limit switch is arranged at the edge inside a space in the driving sleeve ring, a lower limit switch is arranged at the other end inside the space, the upper surface corresponds to the upper limit switch, the lower surface corresponds to the lower limit switch, and the limit switch is contacted and triggered at the corresponding limit position. And limit switches are arranged at the upper and lower limit positions, so that the safety is improved, and the abrasion of the structure is reduced.

Furthermore, the seat connecting piece comprises a fixed top plate, a fixed groove and a swivel chair bearing, the swivel chair bearing is sleeved at the top of the lifting rod, the fixed groove is formed in the lower portion of the fixed top plate, and the swivel chair bearing is embedded in the fixed groove and is axially connected with the lifting rod. The seat connecting piece realizes free movement of steering, realizes the steering effect of the chair, improves the comfort, and can work stably and coordinately with the lifting structure.

Furthermore, the bottom of the lifting structure is provided with a mobile power supply, the mobile power supply is fixed at the bottom of the speed reducing motor and is connected with the speed reducing motor and the control circuit through a conducting wire, and the mobile power supply is further connected with an inverter and a charging circuit. The mobile power source may store power for continued use if left from an external power source.

Compared with the prior art, the utility model, have following advantage and effect: this device is an improvement structure of using on the chair is competed to electricity, adapt to present trade development and application prospect, can improve user's experience, and integrate the direction of development with present peripheral hardware and adapt to, and the compatibility of structure is high, be fit for using on current chair, and the travelling comfort improves greatly, the problem of having avoided the pause and pause of traditional pressure bar to frustrate, and self-locking performance is good, the problem that pressurized descends by oneself when avoiding the gas tightness of pressure bar not enough, to the user of big weight, there is better adaptability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the lifting structure.

In the figure: 1. the multifunctional swivel chair comprises a chair seat, 2, a chair back, 3, support legs, 4, a lifting structure, 5, an outer sleeve, 6, a lifting rod, 7, a ball nut, 8, a driving lantern ring, 9, a speed reducing motor, 10, a screw structure, 11, a limiting block, 12, an upper limiting switch, 13, a lower limiting switch, 14, a fixed top plate, 15, a fixed groove, 16, a swivel chair bearing, 17 and a mobile power supply.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

An electronic control lifting electric competition chair comprises a chair surface 1, a chair back 2 and support legs 3, wherein the bottom of the chair surface 1 is connected with the support legs 3, a lifting structure 4 is rigidly arranged between the support legs 3 and the chair surface 1, the lifting structure 4 is vertically arranged and fixedly connected with the center of the support legs 3 and the bottom of the chair surface 1, the lifting structure 4 comprises an outer sleeve 5, a lifting rod 6, a ball nut 7, a driving lantern ring 8, a speed reducing motor 9 and a chair connecting piece, the lifting rod 6 is connected in the outer sleeve 5 in a plug-in manner, the lifting rod 6 moves up and down relative to the outer sleeve 5, the upper part of the lifting rod 6 is matched with the inner diameter of the outer sleeve 5 in a plug-in manner, the lower part of the lifting rod is arranged to be a screw rod structure 10, the screw rod structure 10 is in spiral socket joint with the ball nut 7, the ball nut 7 is fixedly arranged in the outer sleeve, the inside shaping of the drive lantern ring 8 has the space that holds the flexible length of lifter 6, and the drive lantern ring 8 turns to with ball nut 7 is coaxial, and the other end of the drive lantern ring 8 is connected with gear motor 9, and gear motor 9 drives the drive lantern ring 8 to drive ball nut 7 and rotate, gear motor 9 connection control circuit, control circuit are connected with the wire and are connected with external controlling means.

An anti-rotation structure is arranged between the lifting rod 6 and the outer sleeve 5, an anti-rotation groove is formed in the lifting rod 6, an anti-rotation block is fixedly arranged on the inner surface of the outer sleeve 5 and embedded into the anti-rotation groove, the axial length of the anti-rotation groove is a long groove shape, and the anti-rotation block moves in the long groove.

The lower end of the screw structure 10 is fixedly formed with a limiting block 11, the limiting block 11 is located at the end of the screw structure 10, a protruding portion is formed outside the screw structure 10, the upper surface and the lower surface of the protruding portion are respectively provided with a limiting contact surface, the edge inside the space in the driving lantern ring 8 is provided with an upper limiting switch 12, the other end inside the space is provided with a lower limiting switch 13, the upper surface corresponds to the upper limiting switch 12, the lower surface corresponds to the lower limiting switch 13, and the limiting switch is contacted and triggered at a corresponding limiting position.

The seat connecting piece comprises a fixed top plate 14, a fixed groove 15 and a swivel chair bearing 16, the swivel chair bearing 16 is sleeved at the top of the lifting rod 6, the fixed groove 15 is formed in the lower portion of the fixed top plate 14, and the swivel chair bearing 16 is embedded in the fixed groove 15 and is axially connected with the lifting rod 6.

The bottom of elevation structure 4 is provided with portable power source 17, and portable power source 17 fixes in the bottom of gear motor 9 to be connected with gear motor 9 and control circuit through the wire, portable power source 17 still is connected with dc-to-ac converter and charging circuit.

It is obvious to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention, and that the embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a but chair is competed to electronic control lift's electricity, includes seat (1), back of the chair (2) and stabilizer blade (3), its characterized in that: the bottom of the chair surface (1) is connected with the support legs (3), a lifting structure (4) is rigidly arranged between the support legs (3) and the chair surface (1), the lifting structure (4) is vertically arranged and fixedly connected with the centers of the support legs (3) and the bottom of the chair surface (1), the lifting structure (4) comprises an outer sleeve (5), a lifting rod (6), a ball nut (7), a driving sleeve ring (8), a speed reducing motor (9) and a chair connecting piece, the lifting rod (6) is inserted in the outer sleeve (5) in a sleeved mode, the lifting rod (6) moves up and down relative to the outer sleeve (5), the upper portion of the lifting rod (6) is arranged in a manner of being matched with the inner diameter of the outer sleeve (5) in a sleeved mode, the lower portion of the lifting rod is arranged to be a screw rod structure (10), the screw rod structure (10) is spirally sleeved with the ball nut (7), the ball nut (7) is fixedly, ball nut (7) still coaxial coupling have the drive lantern ring (8), the inside shaping of the drive lantern ring (8) has the space that holds the flexible length of lifter (6), the drive lantern ring (8) turns to with ball nut (7) are coaxial, the other end of the drive lantern ring (8) is connected with gear motor (9), gear motor (9) drive the drive lantern ring (8), and drive ball nut (7) rotate, gear motor (9) connection control circuit, control circuit is connected with the wire and is connected with external controlling means.

2. The electronically controllable raise and lower electronic contest chair of claim 1, wherein: an anti-rotation structure is arranged between the lifting rod (6) and the outer sleeve (5), an anti-rotation groove is formed in the lifting rod (6), an anti-rotation block is fixedly arranged on the inner surface of the outer sleeve (5), the anti-rotation block is embedded into the anti-rotation groove, the axial length of the anti-rotation groove is a long groove shape, and the anti-rotation block moves in the long groove.

3. The electronically controllable raise and lower electronic contest chair of claim 1, wherein: the low side fixed moulding of screw rod structure (10) has stopper (11), stopper (11) are located the tip of screw rod structure (10), it has the bulge to the outside shaping of screw rod structure (10), its bellied upper surface and lower surface all set up to spacing contact surface respectively, the inside edge in space in the drive lantern ring (8) is provided with limit switch (12) on, be provided with limit switch (13) down at the inside other end in space, the upper surface corresponds with last limit switch (12), the lower surface corresponds with lower limit switch (13), and contact and trigger switch at corresponding extreme position.

4. The electronically controllable raise and lower electronic contest chair of claim 1, wherein: the seat connecting piece is including fixed roof (14), fixed slot (15) and swivel chair bearing (16), and swivel chair bearing (16) are cup jointed at the top of lifter (6), and the lower part of fixed roof (14) sets up fixed slot (15), and swivel chair bearing (16) embedding sets up in fixed slot (15) to with lifter (6) axial connection.

5. The electronically controllable raise and lower electronic contest chair of claim 1, wherein: the bottom of elevation structure (4) is provided with portable power source (17), and portable power source (17) are fixed in the bottom of gear motor (9) to be connected with gear motor (9) and control circuit through the wire, portable power source (17) still are connected with dc-to-ac converter and charging circuit.

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