CN205513466U - English teaching wall map fixing device - Google Patents

Abstract

The utility model discloses an english teaching wall map fixing device, a serial communication port, english teaching wall map fixing device contain a fixed baseplate, fixed baseplate contain the fixation clamp groove of one " U " font, the top in fixation clamp groove be equipped with a pair of fixing round hole, the one side in fixation clamp groove be equipped with a pair of retainer flange, a retainer flange's inner wall on be equipped with a first fixed circular slot respectively, the opposite side in fixation clamp groove be equipped with two a pair of retainer flange, the 2nd retainer flange's inner wall on be equipped with the fixed circular slot of a second respectively, first fixed circular slot between be equipped with a rotatable interior clamping piece, the fixed circular slot of second between be equipped with a rotatable outer clamping piece. When the user need remove the wall map, it is simple and convenient as long as it can freely remove to open outer clamping piece, need not any instrument, the effect is obvious, and the practicality is strong, is particularly suitable for english teaching activities.

Description

English teaching wall chart fixing device

Technical field

This utility model relates to a kind of English-teaching aid, more precisely, be that a kind of English teaching wall chart is solid Determine device.

Background technology

In English teaching activity, it is often necessary to use wall chart.Existing wall chart generally uses cleek simple Fixing, wall chart easily slides, and the position of wall chart almost cannot regulate.

Utility model content

This utility model mainly solves the technical problem existing for prior art, thus provides a kind of English religion Learn wall chart fixing device.

Above-mentioned technical problem of the present utility model is mainly addressed by following technical proposals:

A kind of English teaching wall chart fixing device, it is characterised in that described English teaching wall chart fixing device Comprising a fixed pedestal, described fixed pedestal comprises the fixing clip slot of a "U" shaped, described fixation clamp The top of groove is provided with a pair fixes circular hole, and the side of described fixing clip slot is provided with a pair first and fixes flange, Described first is fixed and is respectively equipped with one first on the inwall of flange and fixes circular groove, described fixing clip slot another Side is provided with fixes flange for a pair second, and described second is fixed and be respectively equipped with one second on the inwall of flange admittedly Determining circular groove, described first is fixed and is provided with a rotating inner clamp piece between circular groove, the fixing circle of described second Being provided with a rotating outer intermediate plate between groove, described inner clamp piece comprises the interior grip hold arc sheet of an arc, described The two sides of tail of interior grip hold arc sheet is respectively equipped with an inner clip stigma, and the head of described interior grip hold arc sheet is provided with one " S " The crush ribs of font, described outer intermediate plate comprises the outer grip hold arc sheet of an arc, the tail of described outer grip hold arc sheet Portion is provided with a columned outer clip cylinder, and the both sides of described outer clip cylinder are provided with a lock post the most prejudicially Head, described inner clip stigma fixes circular groove with described first and matches, and described locking stigma is with described Second fixes circular groove matches, and is provided with the fixing flat tube of a dismountable strip in described fixing clip slot.

As this utility model preferred embodiment, described fixing flat tube is that rustless steel is made, and described consolidates Determine pedestal, inner clamp piece and outer intermediate plate to be nylon and make.

When English teaching wall chart fixing device of the present utility model has the advantage that use, user is permissible Directly fixed pedestal is snapped on fixing flat tube, then pull inner clamp piece so that the crush ribs 33 of inner clamp piece Prop up the inwall of outer intermediate plate, pull outer intermediate plate the most again so that outer intermediate plate inwardly overturns, and utilizes eccentric setting Locking stigma and second fix the cooperation of circular groove fixed pedestal be fixed on fixing flat tube.Finally, by English The metal lacing film of language school wall map is screwed with fixing circular hole profit.When user needs mobile wall chart, As long as opening outer intermediate plate can move freely, simple and convenient, it is not necessary to any instrument, effect is obvious, practicality By force, English teaching it is particularly suitable for movable.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below by right In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that below, Accompanying drawing in description is only embodiments more of the present utility model, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the perspective view of English teaching wall chart fixing device of the present utility model；

Fig. 2 is the stereochemical structure decomposing schematic representation of the English teaching wall chart fixing device in Fig. 1；

Fig. 3 is the further stereochemical structure decomposing schematic representation of the English teaching wall chart fixing device in Fig. 2；

Fig. 4 is the cross section structure schematic diagram of the fixed pedestal of the English teaching wall chart fixing device in Fig. 2；

Wherein,

1, English teaching wall chart fixing device；2, fixed pedestal；21, fixing clip slot；22, fixing circular hole； 23, first flange is fixed；231, first circular groove is fixed；24, second flange is fixed；241, second fix Circular groove；3, inner clamp piece；31, interior grip hold arc sheet；32, inner clip stigma；33, crush ribs；4, outer intermediate plate； 41, outer grip hold arc sheet；42, outer clip cylinder；43, locking stigma；5, fixing flat tube.

Detailed description of the invention

Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that this utility model Advantage and feature can be easier to be readily appreciated by one skilled in the art, thus to protection domain of the present utility model Make apparent clear and definite defining.

As shown in Figures 1 to 4, this English teaching wall chart fixing device 1 comprises a fixed pedestal 2, this fixed base Seat 2 comprises the fixing clip slot 21 of a "U" shaped, and the top of this fixing clip slot 21 is provided with a pair and fixes circular hole 22, the side of this fixing clip slot 21 is provided with a pair first and fixes flange 23, and this first fixes the interior of flange 23 Being respectively equipped with one first on wall and fix circular groove 231, the opposite side of this fixing clip slot 21 is provided with a pair second and fixes Flange 24, this second fixes and is respectively equipped with one second on the inwall of flange 24 and fixes circular groove 241, and this is first solid Determining to be provided with a rotating inner clamp piece 3 between circular groove 231, this second is fixed and is provided with one between circular groove 241 and can turn Dynamic outer intermediate plate 4, this inner clamp piece 3 comprises the interior grip hold arc sheet 31 of an arc, the afterbody two of this interior grip hold arc sheet 31 Side is respectively equipped with an inner clip stigma 32, and the head of this interior grip hold arc sheet 31 is provided with the crush ribs of one " S " font 33, this outer intermediate plate 4 comprises the outer grip hold arc sheet 41 of an arc, and it is cylindric that the afterbody of this outer grip hold arc sheet 41 is provided with one Outer clip cylinder 42, the both sides of this outer clip cylinder 42 are provided with a locking stigma 43, this inner clip the most prejudicially Stigma 32 first is fixed circular groove 231 with this and is matched, and this locking stigma 43 second fixes circular groove 241 with this Match, in this fixing clip slot 21, be provided with the fixing flat tube 5 of a dismountable strip.

This fixing flat tube 5 is made for rustless steel, and this fixed pedestal 2, inner clamp piece 3 and outer intermediate plate 4 are nylon Make.

During use, as depicted in figs. 1 and 2, fixed pedestal 2 directly can be snapped into fixing flat tube 5 by user On, then pull inner clamp piece 3 so that the crush ribs 33 of inner clamp piece 3 props up the inwall of outer intermediate plate 4, so After pull outer intermediate plate 4 again so that outer intermediate plate 4 inwardly overturns, and utilizes the locking stigma 43 and of eccentric setting Fixed pedestal 2 is fixed on fixing flat tube 5 by two cooperations fixing circular groove 241.Finally, by English teaching The metal lacing film of wall chart is screwed with fixing circular hole 22 profit.When user needs mobile wall chart, as long as Opening outer intermediate plate 4 i.e. to can move freely, simple and convenient, it is not necessary to any instrument, effect is obvious, practical, It is particularly suitable for English teaching movable.

It is not limited to this, any change expected without creative work or replacement, all should contain in this reality Within novel protection domain.Therefore, protection domain of the present utility model should be limited with claims Fixed protection domain is as the criterion.

Claims (2)

1. an English teaching wall chart fixing device, it is characterised in that described English teaching wall chart fixing device (1) comprising a fixed pedestal (2), described fixed pedestal (2) comprises consolidating of a "U" shaped Clamp groove (21), the top of described fixing clip slot (21) is provided with a pair fixes circular hole (22), The side of described fixing clip slot (21) is provided with a pair first and fixes flange (23), described first Being respectively equipped with one first on the inwall of fixing flange (23) and fix circular groove (231), described is fixing The opposite side of clip slot (21) is provided with fixes flange (24) for a pair second, and described second fixes flange (24) being respectively equipped with one second on inwall and fix circular groove (241), described first fixes circular groove (231) being provided with a rotating inner clamp piece (3) between, described second fixes circular groove (241) Between be provided with a rotating outer intermediate plate (4), described inner clamp piece (3) comprises the inner clip of an arc Arc sheet (31), the two sides of tail of described interior grip hold arc sheet (31) is respectively equipped with an inner clip stigma (32), The head of described interior grip hold arc sheet (31) is provided with the crush ribs (33) of one " S " font, described Outer intermediate plate (4) comprise the outer grip hold arc sheet (41) of an arc, described outer grip hold arc sheet (41) Afterbody is provided with a columned outer clip cylinder (42), and the both sides of described outer clip cylinder (42) are respectively Being provided with a locking stigma (43) prejudicially, described inner clip stigma (32) is fixed with described first Circular groove (231) matches, and circular groove (241) fixed by described locking stigma (43) and described second Match, in described fixing clip slot (21), be provided with the fixing flat tube (5) of a dismountable strip.

English teaching wall chart fixing device the most according to claim 1, it is characterised in that described is fixing Flat tube (5) is that rustless steel is made, described fixed pedestal (2), inner clamp piece (3) and outer intermediate plate (4) it is nylon to make.