CN214377135U - Supplementary teaching frame of chinese language and literature vocabulary partition - Google Patents

Abstract

The utility model discloses a supplementary teaching frame of chinese language and literature vocabulary division, including the show board, and a support, the landing leg, the universal wheel, the subassembly of taking up and showing, the portion of floating, be equipped with the clamping component who is used for pressing from both sides tight show board in the portion of floating, and its bottom is coaxial to be equipped with a bulge, the coaxial rigid coupling in bulge bottom has the bulb, the support top is equipped with a lug, offer on the lug supply the bulb block, and can free rotation's spherical draw-in groove, be equipped with a plurality of damping spring between support top and the portion of floating bottom, damping spring elasticity direction both ends rigid coupling respectively are on the portion of floating and support. The utility model discloses the beneficial effect who reaches is: through the bulb at spherical draw-in groove internal rotation for the show board is when receiving the vibrations of arbitrary direction, is supported the top by the swing of portion of floating and the elasticity of a plurality of damping spring to the portion of floating, and then reduces the influence of vibrations to the portion of floating by damping spring's elastic expansion deformation again, promptly, has reduced the influence of arbitrary direction vibrations to the show board.

Description

Supplementary teaching frame of chinese language and literature vocabulary partition

Technical Field

The utility model relates to a teaching auxiliary device technical field specifically is a supplementary teaching frame of chinese language and literature vocabulary division.

Background

Chinese patent No. CN209297511U discloses a show shelf is divided to chinese language and literature vocabulary relates to teaching auxiliary device technical field, specifically is a show shelf is divided to chinese language and literature vocabulary, including the show board base, the lower fixed surface of show board base is connected with damping device, damping device's lower fixed surface is connected with the universal wheel, the middle part fixedly connected with hydraulic telescoping rod of show board base upper surface, hydraulic telescoping rod keeps away from the first connector of one side fixedly connected with of show board base.

Above-mentioned show shelf among the prior art reduces the influence of vibrations through setting up damping device, but it slides in the sleeve pipe through the connecting rod to carry out elasticity through damping spring to the baffle of connecting rod tip and support, thereby realize the shock attenuation protection, but this kind of mode can only deal with the vibrations of vertical direction, when the show board receives horizontal vibrations, can't carry out shock attenuation protection or shock attenuation protective action less, and then probably exert an influence to the show board.

In order to solve the above problems, we propose an auxiliary teaching frame for dividing Chinese language and literature vocabulary.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a supplementary teaching frame of chinese language and literature vocabulary division, in order to solve above-mentioned technical problem, the utility model provides a following technical scheme:

the utility model provides an auxiliary teaching frame for dividing Chinese language and literature vocabularies, which comprises a display board and a support, a plurality of supporting legs are hinged on the bracket along the central line array thereof, universal wheels are arranged at the bottom ends of the supporting legs, the plurality of supporting legs are driven by the folding and unfolding component to rotate along the hinged part with the bracket, thereby leading the supporting legs to be folded and unfolded, a floating part is arranged above the bracket, a clamping component used for clamping the display board is arranged on the floating part, and the bottom of the bracket is coaxially provided with a convex part, the bottom end of the convex part is coaxially and fixedly connected with a ball head, the top of the bracket is provided with a convex block, the ball head clamping device is characterized in that a spherical clamping groove for clamping the ball head and capable of freely rotating is formed in the protruding block, a plurality of damping springs are arranged between the top of the support and the bottom of the floating portion, and two ends of each damping spring in the elastic direction are fixedly connected to the floating portion and the support respectively.

As a further optimization of the technical scheme, the folding and unfolding component comprises a bearing seat arranged at the bottom of the support, a driving screw rod is inserted into the bearing seat, a floating seat is sleeved on the driving screw rod in a threaded manner, a plurality of hinge rods with the number corresponding to that of the support legs are hinged to the floating seat in an array manner, and one end, far away from the floating seat, of each hinge rod is correspondingly hinged to the support leg.

As a further optimization of the solution described above, a plurality of said damping springs are arranged along an axial array of projections.

As a further optimization of the above technical solution, the clamping assembly includes two clamping plates fixedly connected to the top of the floating portion along the axial direction of the floating portion, a clamping space for vertically placing the display board is enclosed between the two clamping plates, and a fastening member for tightly abutting against the display board is disposed on one of the clamping plates.

As a further optimization of the above technical solution, the fastener is a screw threaded through the clamping plate.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: through the bulb at spherical draw-in groove internal rotation, make the show board when receiving the vibrations of arbitrary direction, the swing by the portion of floating and the elasticity of a plurality of damping spring to the portion of floating are supported, and then reduce the influence of vibrations to the portion of floating by damping spring's elastic expansion deformation again, promptly, reduced the influence of arbitrary direction vibrations to the show board, set up the exhibition subassembly, make a plurality of landing legs can receive and expand, make the height of show board adjust in the certain limit on the one hand, the personnel of the different positions of being convenient for watch, on the other hand draws in the back through a plurality of landing legs, make the utility model discloses conveniently accomodate, through being equipped with clamping component, make the show board can install and dismantle more conveniently, be convenient for change not equidimension show board, promoted the practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic perspective view of an auxiliary teaching frame for dividing Chinese language and literature vocabulary according to the present invention;

FIG. 2 is a schematic front view of the three-dimensional structure of FIG. 1;

FIG. 3 is a schematic side view of the three-dimensional structure of FIG. 1;

FIG. 4 is an enlarged schematic view of a portion of the three-dimensional structure at A in FIG. 3;

in the figure: 1-universal wheel, 2-supporting leg, 3-hinge rod, 4-driving screw rod, 5-floating seat, 6-support, 7-damping spring, 8-floating part, 9-screw, 10-clamping plate, 11-display plate, 12-bearing seat, 13-convex part, 14-ball head and 15-lug.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-4, an auxiliary teaching frame for dividing vocabulary of chinese language and literature comprises a display board 11 having a plurality of acrylic frames (not shown) for holding vocabulary cards on the surface thereof, and a support 6, wherein a plurality of legs 2 are hinged along the central line array of the support 6, universal wheels 1 are mounted at the bottom ends of the legs 2, the universal wheels 1 facilitate the movement and turning of the support 6, and further move the display board 11 to any position, and the legs 2 are driven by a folding and unfolding component to rotate along the hinged position with the support 6, so that the legs 2 can be folded and unfolded, thereby facilitating the storage of the support 6, a floating part 8 is arranged above the support 6, a clamping component for clamping the display board 11 is arranged on the floating part 8, a protrusion 13 is coaxially arranged at the bottom thereof, and a bulb 14 is coaxially fixedly connected at the bottom end of the protrusion 13, support 6 top is equipped with a lug 15, offer on the lug 15 and supply bulb 14 block, and spherical draw-in groove (not shown in the figure) that can free rotation, it is spacing at spherical draw-in groove internal rotation through bulb 14, make unsteady portion 8 can swing, be equipped with a plurality of damping spring 7 between support 6 top and the unsteady portion 8 bottom, damping spring 7 elasticity direction both ends rigid coupling respectively is on unsteady portion 8 and support 6, when unsteady portion 8 received the vibrations of arbitrary direction, through its swing itself, and damping spring 7 supports the elasticity of unsteady portion 8 and the elastic expansion that produces, and then reducible vibrations are to the influence of unsteady portion 8, thereby can reduce the vibrations influence to show board 11.

In this embodiment, the subassembly of taking up and showing is including locating the bearing frame 12 of support 6 bottom, the cartridge has drive screw 4 on the bearing frame 12, the screw thread cover is equipped with unsteady seat 5 on drive screw 4, the array articulates on the unsteady seat 5 has the hinge rod 3 that a plurality of quantity and 2 corresponding quantity of landing legs, the one end correspondence that unsteady seat 5 was kept away from to hinge rod 3 articulates on landing leg 2, through rotating drive screw 4, utilize drive screw 4 and the screw thread of unsteady seat 5 to close drive power soon, and then drive unsteady seat 5 vertical migration, the vertical migration of unsteady seat 5 makes a plurality of hinge rods 3 can swing a plurality of landing legs 2 of synchronous drive, so that a plurality of landing legs 2 draw in or expand, moreover, the steam generator is simple in structure, and the operation is comparatively convenient.

In this embodiment, the plurality of damping springs 7 are arranged along the axial array of the protruding portion 13, so that the elastic propping force of each damping spring 7 to the floating portion 8 is consistent, and the shock resistance of the floating portion 8 is further improved to a certain extent.

In this embodiment, the clamping assembly includes two clamp plates 10 fixed on the top of the floating portion 8 along the axial direction of the floating portion 8, a clamping space for the vertical placement of the display board 11 is enclosed between the two clamp plates 10, a fastening member for abutting against the display board 11 is disposed on one of the clamp plates 10, the fastening member abuts against the display board 11, and the display board 11 is limited by the two clamp plates 10, so that the display board 11 can be stably placed on the floating portion 8.

In this embodiment, it is concrete, the fastener is the screw 9 that the screw thread wore to establish on splint 10, offers the screw that supplies screw 9 screw thread to revolve to close on splint 10, and screw 9 is when screw thread is screwed in the screw, and screw 9 penetrates the one end of pressing from both sides tight space and supports tight show board 11, and then presss from both sides tightly show board 11, simple structure, and manufacturing cost is lower.

The utility model discloses a theory of operation: when the display board 11 is installed, the display board 11 is vertically placed in the clamping space of the two clamping plates 10, then the external tool is used to rotate the screw 9, so that the end part of the screw 9 is tightly abutted against the display board 11, and further the display board 11 is installed on the floating part 8, when the floating part 8 is vibrated in any direction, firstly the floating part 8 rotates in the spherical clamping groove through the ball head 14, so that the floating part 8 swings, and simultaneously the damping spring 7 generates corresponding elastic expansion or elastic stretching, thereby reducing the influence of the vibration on the floating part 8, further reducing the influence of the vibration on the display board 11, when the installation height of the display board 11 is adjusted, firstly the driving screw rod 4 is rotated, the driving screw rod 4 is screwed with the floating seat 5, and further the floating seat 5 is driven to vertically move, so that the hinge rod 3 rotates along the hinging part with the bracket 6 corresponding to the driving leg 2, the plurality of legs 2 are folded or unfolded, so that the display height of the display board 11 can be adjusted within a certain range.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a supplementary teaching frame of chinese language and literature vocabulary division, includes a show board (11), its characterized in that still includes a support (6), it has a plurality of landing legs (2) to articulate along its central line array on support (6), universal wheel (1) is installed, and is a plurality of landing leg (2) are rotated along the articulated department with support (6) by the subassembly drive of taking down exhibits, and then make a plurality of landing leg (2) draw in, expand, support (6) top is equipped with one and floats portion (8), it is equipped with the clamping component who is used for pressing from both sides tight show board (11) to float portion (8), and its bottom coaxial bulge (13) that is equipped with, the coaxial rigid coupling in bulge (13) bottom has bulb (14), support (6) top is equipped with a lug (15), offer the clamping component who supplies bulb (14) block on lug (15), And spherical draw-in groove of ability free rotation, be equipped with a plurality of damping spring (7) between support (6) top and float portion (8) bottom, damping spring (7) elasticity direction both ends rigid coupling respectively is on float portion (8) and support (6).

2. The Chinese language and literature vocabulary division auxiliary teaching frame as claimed in claim 1, wherein the folding and unfolding component comprises a bearing seat (12) arranged at the bottom of the support (6), a driving screw rod (4) is inserted on the bearing seat (12), a floating seat (5) is sleeved on the driving screw rod (4) in a threaded manner, a plurality of hinge rods (3) with the number corresponding to that of the supporting legs (2) are hinged on the floating seat (5) in an array manner, and one ends of the hinge rods (3) far away from the floating seat (5) are correspondingly hinged on the supporting legs (2).

3. The auxiliary teaching frame for division of vocabulary in chinese language and literature according to claim 1, wherein a plurality of said shock absorbing springs (7) are arranged along the axial array of the protrusions (13).

4. The auxiliary teaching frame for division of vocabulary in Chinese language and literature according to claim 1, wherein the clamping assembly comprises two clamping plates (10) fixed on the top of the floating part (8) along the axial direction of the floating part (8), a clamping space for vertically placing the display plate (11) is enclosed between the two clamping plates (10), and a fastening member for fastening the display plate (11) is arranged on one of the clamping plates (10).

5. A Chinese language and literature vocabulary division auxiliary teaching frame as claimed in claim 4, characterized in that the fastening member is a screw (9) threaded through the clamping plate (10).

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