CN208111080U - A kind of dust-proof storing unit of Teaching of English Listening tape - Google Patents

Abstract

The utility model discloses a kind of dust-proof storing units of Teaching of English Listening tape, including dirt seal housing, the leading flank top of the dirt seal housing is fixedly connected with locking case, upper cover is rotatably connected on rear side of the upper surface of the dirt seal housing, link block is fixedly connected on front side of the lower surface of the upper cover, by installing locking case and link block additional to dirt seal housing, realize the effect that upper cover can be covered more tightly, achieve the purpose that dust is avoided to enter dirt seal housing damage tape, by installing turntable additional to locking case, slide bar and corner block, realize the effect for pulling upper cover can be bounced after slide bar outward, achieve the purpose that opening upper cover is more convenient.

Description

A kind of dust-proof storing unit of Teaching of English Listening tape

Technical field

The utility model relates to tape dust control technology field, specially a kind of dust-proof storage dress of Teaching of English Listening tape It sets.

Background technique

In the English study of middle and primary schools, in order to solve " Dumb English " mode of students, teachers can be often to Raw upper English Listening Class, the broadcasting of English Listening Comprehension be dependent on recorder and tape, if the zone face of tape is stained with dust, It can make the paraphonia played back when playing tape, influence the audibility of student.

Utility model content

It is above-mentioned to solve the purpose of this utility model is to provide a kind of dust-proof storing unit of Teaching of English Listening tape The problem of being proposed in background technique.

To achieve the above object, the utility model provides the following technical solutions：A kind of Teaching of English Listening tape is dust-proof Storing unit, including dirt seal housing, the leading flank top of the dirt seal housing are fixedly connected with locking case, the upper surface of the dirt seal housing Rear side is hinged with upper cover, is fixedly connected with link block on front side of the lower surface of the upper cover；

The upper surface middle part of the locking case offers first through hole, and the inner cavity left and right side of the locking case is fixed to be connected It is connected to fixed lid, the medial surface of two fixed lids offers the second through-hole, and the inner ring surface of two second through-holes is equal It is vertically fixedly connected with fixed link, the surface of two fixed links is fixedly connected with one end of passback clockwork spring, returns described in two The surface pivots of forwarding item are socketed with turntable, and the inner ring surface of turntable is fixedly connected with the other end of revolution clockwork spring, described in two The medial surface of turntable opens up fluted, and the outer ring surface of two turntables is integrally formed item with teeth, the locking case it is interior Fixed cylinder is fixedly connected in the middle part of chamber left and right side, fixation is plugged with fixation on the outside of the inner ring surface of two fixed cylinders Ring, the equal sliding plug of the inner ring surface of two fixed rings have slide bar, and the outboard end of two slide bars runs through locking case Inner cavity left and right side extends to outside, and the inner side surface end of two slide bars is fixedly attached restraining position ring block, two cunnings The surface of bar is socketed with spring, and the left and right ends of spring are fitted closely with ipsilateral fixed ring and stop collar respectively, and two The medial surface of the slide bar is fixedly connected to corner block, and corner block is mutually clamped with turntable.

Preferably, the cross section of the link block is diamond shape.

Preferably, the inner chamber bottom surface of the locking case is fixedly connected with foam-rubber cushion.

Compared with prior art, the utility model has the beneficial effects that：By installing locking case and link block additional to dirt seal housing, The effect that upper cover can be covered more tightly is realized, has achieved the purpose that dust is avoided to enter dirt seal housing damage tape, has passed through Turntable, slide bar and corner block are installed additional to locking case, are realized the effect for pulling upper cover can be bounced after slide bar outward, are reached Open the more convenient purpose of upper cover.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is locking box structure schematic diagram.

In figure：1 dirt seal housing, 2 locking casees, 201 first through hole, 202 fixed lids, 203 second through-holes, 204 fixed links, 205 Turn round clockwork spring, 206 turntables, 207 grooves, 208 rack gears, 209 fixed cylinders, 210 fixed rings, 211 slide bars, 212 stop collars, 213 bullets Spring, 214 corner blocks, 215 handles, 216 foam-rubber cushions, 3 upper covers, 4 link blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2,：A kind of dust-proof storage of Teaching of English Listening tape Device, including dirt seal housing 1, the leading flank top of dirt seal housing 1 are fixedly connected with locking case 2, and the upper surface rear side of dirt seal housing 1 is hinged There is upper cover 3, is fixedly connected with link block 4 on front side of the lower surface of upper cover 3；

The upper surface middle part of locking case 2 offers first through hole 201, and the inner cavity left and right side of locking case 2 is fixedly connected with There is fixed lid 202, the medial surface of two fixed lids 202 offers the second through-hole 203, the inner ring surface of two the second through-holes 203 Vertically it is fixedly connected with fixed link 204, the surface of two fixed links 204 is fixedly connected with one end of passback clockwork spring 205, and two The surface pivots of revolution clockwork spring 205 are socketed with turntable 206, and the inner ring surface of turntable 206 and the other end of revolution clockwork spring 205 are fixed Connection, the medial surface of two turntables 206 open up fluted 207, and the outer ring surface of two turntables 206 is integrally formed item with teeth 208, the inner cavity left and right side middle part of locking case 2 is fixedly connected to fixed cylinder 209, the inner ring surface outside of two fixed cylinders 209 Fixed to be plugged with fixed ring 210, the equal sliding plug of the inner ring surface of two fixed rings 210 has a slide bar 211, two slide bars 211 The inner cavity left and right side that outboard end runs through locking case 2 extends to outside, and the inner side surface end of two slide bars 211 is fixedly attached Restraining position ring block 212, the surface of two slide bars 211 are socketed with spring 213, and the left and right ends of spring 213 respectively with it is ipsilateral Fixed ring 210 and stop collar 212 fit closely, and the medial surface of two slide bars 211 is fixedly connected to corner block 214, and triangle Block 214 is clamped with 206 phase of turntable, and by installing locking case 2 and link block 4 additional to dirt seal housing 1, realizing upper cover 3 can be more The effect tightly covered has achieved the purpose that avoiding dust from entering dirt seal housing 1 damages tape, by installing turntable additional to locking case 2 206, slide bar 211 and corner block 214 realize the effect for pulling can bounce upper cover 3 after slide bar 211 outward, have reached and beaten Open the more convenient purpose of upper cover 3.

Specifically, in order to allow the groove 207 on turntable 206 by 4 locking of link block or pop-up, the cross of link block 4 Section is diamond shape.

Specifically, the height due to locking case 2 is greater than the length of link block 4, in order to make link block 4 inject locking case 2 After will not be there is a situation where loosening, the inner chamber bottom surface of locking case 2 is fixedly connected with foam-rubber cushion 216.

Working principle：The utility model is a kind of dust-proof storing unit of Teaching of English Listening tape, in use, by tape It puts into dirt seal housing 1, covers upper cover 3, link block 4 is injected in locking case 2 by first through hole 201, and the downside two of link block 4 is oblique Two contact of incline plane of the groove 207 of face and turntable 206, rotate turntable 206, and rotating the inclined-plane of groove 207 is vertical plane, recessed Two inclined-plane of upside of link block 4 is blocked in the vertical plane inclination of slot 207, while 206 compression and back of turntable forwards item 205,208 case of rack gear Outside ventral triangle block 214, turntable 206 is blocked, and is achieved the effect that 3 locking of upper cover, if being intended to take out magnetic out of dirt seal housing 1 Band, pull handle 215, handle 215 move both hands outward with moving slide-bar 211 outward, and slide bar 211 is made to pass through stop collar 212 Compressed spring 213, makes slide bar 211 that corner block 214 be driven to be detached from rack gear 208, and revolution clockwork spring 205 drives turntable due to natural resiliency 206 revolutions reset, and link block 4 is popped up, and link block 4 drives upper cover 3 to bounce, and take out in order to which user raises upper cover 3 Tape.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of dust-proof storing unit of Teaching of English Listening tape, it is characterised in that：Including dirt seal housing（1）, the dirt seal housing （1）Leading flank top be fixedly connected with locking case（2）, the dirt seal housing（1）Upper surface on rear side of be hinged with upper cover（3）, institute State upper cover（3）Lower surface on front side of be fixedly connected with link block（4）；

The locking case（2）Upper surface middle part offer first through hole（201）, the locking case（2）Inner cavity left and right side It is fixedly connected to fixed lid（202）, two fixed lids（202）Medial surface offer the second through-hole（203）, two Second through-hole（203）Inner ring surface be vertically fixedly connected with fixed link（204）, two fixed links（204）Table Face is fixedly connected with passback clockwork spring（205）One end, two revolution clockwork springs（205）Surface pivots be socketed with turntable （206）, and turntable（206）Inner ring surface and revolution clockwork spring（205）The other end be fixedly connected, two turntables（206）'s Medial surface opens up fluted（207）, two turntables（206）Outer ring surface be integrally formed item with teeth（208）, the lock Only case（2）Inner cavity left and right side in the middle part of be fixedly connected to fixed cylinder（209）, two fixed cylinders（209）Inner ring surface Outside fixation is plugged with fixed ring（210）, two fixed rings（210）The equal sliding plug of inner ring surface have slide bar（211）, Two slide bars（211）Outboard end run through locking case（2）Inner cavity left and right side extend to outside, two slide bars （211）Inner side surface end be fixedly attached restraining position ring block（212）, two slide bars（211）Surface be socketed with spring （213）, and spring（213）Left and right ends respectively with ipsilateral fixed ring（210）And stop collar（212）It fits closely, two The slide bar（211）Medial surface be fixedly connected to corner block（214）, and corner block（214）And turntable（206）Xiang Ka It connects.

2. a kind of dust-proof storing unit of Teaching of English Listening tape according to claim 1, it is characterised in that：The company Connect block（4）Cross section be diamond shape.

3. a kind of dust-proof storing unit of Teaching of English Listening tape according to claim 2, it is characterised in that：The lock Only case（2）Inner chamber bottom surface be fixedly connected with foam-rubber cushion（216）.