CN215382597U - Electronic contest chair with elasticity is faced back and is fixed - Google Patents

Abstract

The utility model discloses an electronic competition chair with elastic force and fixable backward bending function, which comprises a box body, wherein universal wheels are fixedly connected to four corners of the bottom of the box body, a lifting rod is mounted at the top of the box body, a chair seat is fixedly connected to the top of the lifting rod, an elastic backward bending mechanism is arranged at the top of the chair seat and comprises a shell, the inner wall of a second torsion spring is in clearance fit with the outer wall of a connecting shaft, one end of the second torsion spring is fixedly connected to the outer wall of the shell, and the other end of the second torsion spring is fixedly connected to the outer wall of a pawl. This chair is competed to electricity with elasticity is faced back and is fixed for when the user leans on backward hard, can drive the chair and lean on and the round bar rotates in casing department, and give the chair through first torque spring and lean on the power of pasting to user's back, can follow user's angle of facing backward and adjust, and then the cancellation is spacing to the universal wheel, and then the accessible universal wheel carries out position control to seat support etc. comparatively convenient.

Description

Electronic contest chair with elasticity is faced back and is fixed

Technical Field

The utility model relates to the technical field of electronic contest chairs, in particular to an electronic contest chair with elastic force and capability of being fixed by leaning backwards.

Background

The electronic contest chair: the electronic competitive chair is called as an electronic competitive chair for short, wherein electronic competition is the activity of electronic game competition reaching the competitive level, and electronic competitive sports is the intellectual confrontation sports between people by using electronic equipment as sports equipment.

Although the existing electronic competition chair can be used for a user to perform electronic competition sports, the problem that the existing electronic competition chair needs to manually adjust the angle of the chair backrest when in use, so that the sitting posture is adjusted, the chair backrest is labor-consuming and inconvenient to rapidly adjust is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric competition chair with elastic force and capable of being fixed by leaning backwards, and aims to solve the problems that the existing electric competition chair needs to manually adjust the angle of a chair back when in use, so that the sitting posture is adjusted, the labor is wasted, and the chair back is inconvenient to adjust quickly.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a chair is competed to electricity with elasticity is faced upward and can be fixed, includes the box, the equal rigid coupling in bottom four corners of box has the universal wheel, the lifter is installed at the top of box, the top rigid coupling of lifter has the seat support, the top of seat support is equipped with elasticity mechanism of facing upward, elasticity mechanism of facing upward includes casing and second torque spring, two the casing rigid coupling is in the top both ends of seat support, two the inner wall of casing rotates through the bearing and links to each other there is the round bar, the outer wall rigid coupling of round bar has the chair to lean on, the equal rigid coupling in outer wall both ends of round bar has the ratchet, two the outer wall of ratchet respectively with the inner wall clearance fit of two casings, the equal clearance fit in outer wall both ends of round bar has first torque spring, the one end rigid coupling of first torque spring is in the temple portion of casing, the other end rigid coupling of first torque spring is in the outer wall of ratchet, two the inner wall one end of casing all processes there is first logical groove, the inner walls of the first through grooves are in clearance fit with pawls, the pawls are respectively connected with the outer walls of the two ratchet wheels in a clamped mode, the pawls are respectively connected with the two shells in a rotating mode through connecting shafts, the inner walls of the second torsion springs are in clearance fit with the outer walls of the connecting shafts, one ends of the second torsion springs are fixedly connected to the outer walls of the shells, and the other ends of the second torsion springs are fixedly connected to the outer walls of the pawls.

Preferably, the armrests are mounted at two ends of the top of the chair seat.

Preferably, the inner wall of box is equipped with stop gear, stop gear includes the opening, the opening is processed in the inner wall bottom of box, the inner wall clearance fit of opening has a plurality of pillars, and is a plurality of the top rigid coupling of pillar has the plate body, the outer wall of plate body and the inner wall clearance fit of box, the inner wall clearance fit of plate body has two montants, two the montant respectively the rigid coupling in the inner wall top both ends of box, two the equal clearance fit of outer wall of montant has compression spring, compression spring's one end rigid coupling in the inner wall of box, compression spring's the other end rigid coupling in the outer wall of plate body.

Preferably, rubber pads are fixedly connected to the bottoms of the plurality of the supporting columns.

Preferably, the inner wall one end of box is equipped with steps on the mechanism, it includes that the second leads to the groove to step on the mechanism, the second leads to the groove and processes in the inner wall one end of box, the inner wall clearance fit that the second led to the groove has the curved bar, the curved bar passes through the inner wall rotation of connecting axle and box and links to each other, the outer wall one end of curved bar is laminated with the bottom of plate body, the outer wall other end rigid coupling of curved bar has the footboard.

Compared with the prior art, the utility model has the beneficial effects that: this electronic contest chair with elasticity is leaned on backward and is fixed, through first torque spring, second torque spring, cooperation between pawl and the ratchet etc, when making the user lean on backward hard, can drive the chair lean on and the round bar rotates in casing department, and give the chair through first torque spring and lean on the power to user's back, can follow user's angle of leaning on backward and adjust, and the joint through ratchet and pawl, make the chair lean on behind the angle modulation, it is spacing counterclockwise to lean on the chair, and lean on to carry out clockwise spacing through first torque spring, convenient to use person adjusts the angle that the chair leaned on, need not to carry out manual adjustment chair and lean on anticlockwise rotation.

Through the cooperation between pillar, plate body, compression spring, plate body and montant etc for give the power of plate body and pillar lapse through compression spring, make the pillar drive the rubber pad, support the tight laminating with external ground, and then carry on spacingly to the universal wheel, avoid the seat support etc. and remove through the universal wheel accident, influence user's use and experience.

Through the cooperation between logical groove, curved bar and the footboard etc. of second for trample the footboard, make the footboard drive the curved bar and rotate, and then make the curved bar can drive plate body and pillar rebound, cancel the laminating of pillar and rubber pad to external ground, and then the cancellation is spacing to the universal wheel, and then accessible universal wheel carries out position control to seat support etc. comparatively convenient.

Drawings

FIG. 1 is a schematic diagram of the connection relationship of the present invention;

FIG. 2 is a schematic sectional view of the case and the like in FIG. 1;

fig. 3 is a schematic structural view of a round bar, a ratchet, a first torsion spring, etc. of fig. 2;

fig. 4 is a schematic structural view of the through holes, the pillars, the second through grooves and the like in fig. 2.

In the figure: 1. the chair comprises a box body, 2, universal wheels, 3, a lifting rod, 4, a chair seat, 5, armrests, 6, a rubber pad, 7, an elastic reclining mechanism, 701, a chair rest, 702, a round rod, 703, a shell, 704, a ratchet, 705, a first torsion spring, 706, a first through groove, 707, a pawl, 708, a second torsion spring, 8, a limiting mechanism, 801, a through hole, 802, a support column, 803, a plate body, 804, a vertical rod, 805, a compression spring, 9, a treading mechanism, 901, a second through groove, 902, a curved rod, 903 and a pedal.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electric competition chair with elastic force and backward bending fixation comprises a box body 1, universal wheels 2 are fixedly connected at four corners of the bottom of the box body 1, a lifting rod 3 is installed at the top of the box body 1, a chair seat 4 is fixedly connected at the top of the lifting rod 3, an elastic force backward bending mechanism 7 is arranged at the top of the chair seat 4, the elastic force backward bending mechanism 7 comprises a shell 703 and a second torsion spring 708, the two shells 703 are fixedly connected at two ends of the top of the chair seat 4, the inner walls of the two shells 703 are rotatably connected with a round rod 702 through bearings, a chair rest 701 is fixedly connected with the outer wall of the round rod 702, the round rod 702 can drive the chair rest 701 to rotate, ratchet wheels 704 are fixedly connected at two ends of the outer wall of the round rod 702, the round rod 702 can drive a pawl 704 to rotate, the outer walls of the two ratchet wheels 704 are respectively in clearance fit with the inner walls of the two shells 703, a first torsion spring 705 is in clearance fit at two ends of the outer wall of the round rod 702, and the first torsion spring gives clockwise rotation force to the chair rest 701, one end of a first torsion spring 705 is fixedly connected to the temple of the housing 703, the other end of the first torsion spring 705 is fixedly connected to the outer wall of the ratchet 704, one end of the inner walls of the two housings 703 is respectively provided with a first through groove 706, the inner walls of the two first through grooves 706 are respectively in clearance fit with a pawl 707, so that the pawl 707 can rotate on the inner wall of the first through groove 706, the two pawls 707 are respectively clamped with the outer walls of the two ratchet wheels 704, so that the ratchet wheels 704 can perform clockwise rotation limitation through clamping of the pawls 707, the two pawls 707 are respectively rotatably connected with the two housings 703 through connecting shafts, the inner wall of a second torsion spring 708 is in clearance fit with the outer wall of the connecting shafts, one end of the second torsion spring 708 is fixedly connected to the outer wall of the housing 703, the second torsion spring 708 gives a force for clamping the pawl 707 with the ratchet wheels 704, and the other end of the second torsion spring 708 is fixedly connected to the outer wall of the pawl 707, armrests 5 are mounted at both ends of the top of the seat 4.

The inner wall of the box body 1 is provided with a limiting mechanism 8, the limiting mechanism 8 comprises a through hole 801, the through hole 801 is processed at the bottom of the inner wall of the box body 1, a plurality of support columns 802 are in clearance fit with the inner wall of the through hole 801, the tops of the plurality of support columns 802 are fixedly connected with a plate body 803, so that the plate 803 can drive the pillar 802 to perform a lifting motion, the outer wall of the plate 803 is in clearance fit with the inner wall of the box body 1, the inner wall of the plate 803 is in clearance fit with two vertical rods 804, make plate body 803 can carry out stable elevating movement at the outer wall of montant 804, two montants 804 rigid coupling respectively in the inner wall top both ends of box 1, the equal clearance fit of outer wall of two montants 804 has compression spring 805, compression spring 805 gives pillar 802 and rubber pad 6 and the outside power of supporting the laminating tightly on ground, one end rigid coupling of compression spring 805 in the inner wall of box 1, the other end rigid coupling of compression spring 805 in the outer wall of plate body 803, the equal rigid coupling in bottom of a plurality of pillars 802 has rubber pad 6.

Box 1's inner wall one end is equipped with and steps on mechanism 9, step on mechanism 9 and include that the second leads to groove 901, the second leads to groove 901 and processes in box 1's inner wall one end, the inner wall clearance fit that the second led to groove 901 has curved bar 902, curved bar 902 passes through the connecting axle and links to each other with box 1's inner wall rotation, make curved bar 902 can rotate at box 1's inner wall, the outer wall one end of curved bar 902 is laminated with the bottom of plate body 803, make curved bar 902 can drive plate body 903 and pillar 802 rebound's power, curved bar 902's outer wall other end rigid coupling has footboard 903, footboard 903 is used for driving curved bar 902 and rotates.

When the electronic contest chair with elastic force and capable of being fixed by bending backwards is used, when a user bends backwards forcibly, the chair rest 701 and the round bar 702 can be driven to rotate at the shell 703, the force which is attached to the back of the user is given to the chair rest 701 through the first torsion spring 705, the backward bending angle of the user can be adjusted, after the angle of the chair rest 701 is adjusted, the chair rest 701 is limited anticlockwise, the chair rest 701 is limited clockwise through the first torsion spring 705, the angle of the chair rest 701 can be adjusted conveniently by the user, the manual adjustment of the anticlockwise rotation of the chair rest 701 is not needed, the downward moving force which is given to the plate body 803 and the support column 802 through the compression spring 805 enables the support column 802 to drive the rubber pad 6 to be abutted against the outside ground, the universal wheel 2 is limited, the chair seat 4 and the like are prevented from moving accidentally through the universal wheel 2, influence user's use and experience to can trample footboard 903 and drive curved bar 902 and rotate, and then make curved bar 902 can drive plate body 802 and pillar 802 rebound, cancel pillar 802 and 6 the laminating to external ground, and then cancel spacing to universal wheel 2, and then accessible universal wheel 2 carries out position control, and is comparatively convenient to seat support 4 etc..

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a chair is competed to electricity with elasticity is faced upward backward and can be fixed, includes box (1), the equal rigid coupling in bottom four corners of box (1) has universal wheel (2), lifter (3) are installed at the top of box (1), the top rigid coupling of lifter (3) has seat support (4), its characterized in that: the chair comprises a chair seat (4), wherein an elastic backward-bending mechanism (7) is arranged at the top of the chair seat (4), the elastic backward-bending mechanism (7) comprises a shell (703) and a second torsion spring (708), the two shells (703) are fixedly connected to two ends of the top of the chair seat (4), the inner walls of the two shells (703) are rotatably connected with a round rod (702) through bearings, the outer wall of the round rod (702) is fixedly connected with a chair back (701), two ends of the outer wall of the round rod (702) are fixedly connected with ratchet wheels (704), the outer walls of the two ratchet wheels (704) are respectively in clearance fit with the inner walls of the two shells (703), two ends of the outer wall of the round rod (702) are respectively in clearance fit with a first torsion spring (705), one end of the first torsion spring (705) is fixedly connected to the temporal part of the shell (703), the other end of the first torsion spring (705) is fixedly connected to the outer wall of the ratchet wheels (704), one end of the inner walls of the two shells (703) is provided with a first through groove (706), pawls (707) are in clearance fit with the inner walls of the two first through grooves (706), the two pawls (707) are respectively clamped with the outer walls of the two ratchet wheels (704), the two pawls (707) are respectively connected with the two shells (703) through connecting shafts in a rotating mode, the inner wall of the second torsion spring (708) is in clearance fit with the outer wall of the connecting shafts, one end of the second torsion spring (708) is fixedly connected with the outer wall of the shell (703), and the other end of the second torsion spring (708) is fixedly connected with the outer wall of the pawl (707).

2. The electronic contest chair with elastic force is fixed back to back of claim 1, characterized in that: armrests (5) are mounted at two ends of the top of the seat (4).

3. The electronic contest chair with elastic force is fixed back to back of claim 1, characterized in that: the inner wall of box (1) is equipped with stop gear (8), stop gear (8) are including opening (801), opening (801) are processed in the inner wall bottom of box (1), the inner wall clearance fit of opening (801) has a plurality of pillars (802), and is a plurality of the top rigid coupling of pillar (802) has plate body (803), the outer wall of plate body (803) and the inner wall clearance fit of box (1), the inner wall clearance fit of plate body (803) has two montants (804), two montants (804) rigid coupling respectively in the inner wall top both ends of box (1), two the equal clearance fit of outer wall of montant (804) has compression spring (805), the one end rigid coupling of compression spring (805) in the inner wall of box (1), the other end rigid coupling of compression spring (805) in the outer wall of plate body (803).

4. A resilient, reclining securable electronic contest chair according to claim 3, wherein: rubber pads (6) are fixedly connected to the bottoms of the pillars (802).

5. The electronic contest chair with elastic force is fixed back to back of claim 1, characterized in that: the inner wall one end of box (1) is equipped with tramples mechanism (9), trample mechanism (9) including the second and lead to groove (901), the inner wall one end in box (1) is processed in groove (901) to the second, the inner wall clearance fit that the groove (901) was led to the second has curved bar (902), curved bar (902) rotate with the inner wall of box (1) through the connecting axle and link to each other, the outer wall one end of curved bar (902) is laminated with the bottom of plate body (803), the outer wall other end rigid coupling of curved bar (902) has footboard (903).

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