CN107081932A - A kind of letter box arrangement - Google Patents

A kind of letter box arrangement Download PDF

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Publication number
CN107081932A
CN107081932A CN201710527672.1A CN201710527672A CN107081932A CN 107081932 A CN107081932 A CN 107081932A CN 201710527672 A CN201710527672 A CN 201710527672A CN 107081932 A CN107081932 A CN 107081932A
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CN
China
Prior art keywords
sliding groove
spirally connected
bar
groove
dead slot
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Withdrawn
Application number
CN201710527672.1A
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Chinese (zh)
Inventor
岑浩明
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Individual
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Individual
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Publication date
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Priority to CN201710527672.1A priority Critical patent/CN107081932A/en
Publication of CN107081932A publication Critical patent/CN107081932A/en
Withdrawn legal-status Critical Current

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Abstract

The invention discloses a kind of letter box arrangement, including housing, the outer frame bottom is provided with inner screw-connecting hole, bolt column is equipped with the inner screw-connecting hole, the outer inframe is provided with the dead slot of left and right expansion, equity is provided with left sliding groove and right sliding groove respectively for the left and right ends of the dead slot bottom, the first electricity favourable turn is provided with the housing between the left sliding groove and right sliding groove, equity is provided with that a left side is spirally connected bar and the right side is spirally connected bar respectively in the left sliding groove and right sliding groove, it is respectively cooperating with being provided with left extrusion element and right extrusion element on the left side is spirally connected bar and the right side is spirally connected bar, the pressurizing unit of the present invention is simple in construction, production cost is low, it is simple to operate, considerably increase the operating efficiency of mailbox panel extrusion forming, reduce the waste of manpower and materials simultaneously, the mailbox panel of extrusion forming is solid and reliable, remove convenient and swift, effectively increase the flatness and aesthetics of mailbox panel.

Description

A kind of letter box arrangement
Technical field
The present invention relates to mailbox manufacture field, more particularly to a kind of letter box arrangement.
Background technology
Nowadays, mailbox made of paper, when producing and processing mailbox made of paper, extrudes one layer using extensive generally in mailbox plate face Such as coding of production model, date of manufacture, the fashion of extrusion of existing mailbox plate face is broadly divided into manual compression and using extruding Machine extrude, manual compression low production efficiency, extrude discontinuity, coding poor definition, wasting manpower and material resources, extruding it is smooth Degree and aesthetics cannot be ensured, the use of extruder extruding be typically that one piece of mailbox panel is first passed through into lockset to fix, then The extruding grinding tool for reusing extruder is pressed downwards to mailbox plate face, and the mode of this extruding is easily caused during pushing The plate sideslip being pressed down, and after extrusion forming, manual unlocking lockset is needed during the plate for removing extrusion forming, its operating procedure Cumbersome, use is very inconvenient, greatly reduces the processing efficiency that mailbox plate face extrudes coding.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of letter box arrangement, it can solve the problem that above-mentioned existing asking in the art Topic.
To solve the above problems, the present invention is adopted the following technical scheme that:A kind of letter box arrangement of the present invention, including housing, The outer frame bottom, which is provided with inner screw-connecting hole, the inner screw-connecting hole, is equipped with bolt column, and the outer inframe is provided with a left side The dead slot of right expansion, equity is provided with left sliding groove and right sliding groove, the left side respectively for the left and right ends of the dead slot bottom It is provided with the housing between sliding groove and right sliding groove in the first electricity favourable turn, the left sliding groove and right sliding groove respectively Equity is provided with that a left side is spirally connected bar and the right side is spirally connected bar, is respectively cooperating with being provided with left extrusion element on the left side is spirally connected bar and the right side is spirally connected bar With right extrusion element, housing top left and right equity is provided with the slotting chamber in the left side led to the dead slot and chamber, the sky are inserted in the right side Be located to offer between the left slotting chamber and right slotting chamber in groove top ends and connect groove, the dead slot bottom be provided centrally with Connected on described groove it is relative under connect groove, it is described under connect the lower counterbore of expansion before and after bottom land end is provided centrally with, it is described It is provided with dead slot rearward end in the rear counterbore deployed up and down, the lower counterbore and rear counterbore and is provided with push bracket, the rear counterbore Be provided with rearward end in the removal element being fixedly connected with the push bracket, the dead slot leading section be provided with up and down expansion and with The relative preceding cavity of the rear counterbore.
As preferred technical scheme, the push bracket include the base arm that is equipped with the lower counterbore and with it is described after The postbrachium that counterbore is equipped with, the removal element includes setting in the removal hole led to the rear counterbore, the removal hole There is the shifting being additionally provided with the socket that is spirally connected being fixedly connected with the postbrachium, the removal hole with the socket mating connection that is spirally connected Go out the bar that is spirally connected, the removal second electricity favourable turn of the rod rear end with being arranged in the rearward end of the removal hole that be spirally connected is connected.
As preferred technical scheme, it is described on connect groove, dead slot, under to connect groove and lower counterbore logical with the rear counterbore Even, the rear counterbore, dead slot, preceding cavity lead to the lower counterbore, it is described on connect groove left and right ends respectively with the left side Insert chamber and right slotting chamber lead to, it is described under connect the length of groove in the horizontal with it is described on connect groove, left slotting chamber and right slotting chamber in horizontal stroke Upward length sum is identical.
As preferred technical scheme, the left slotting chamber and right slotting chamber top end are provided with hypotenuse mouthful, it is described on connect groove The left and right ends of top ends are provided with inclined edge surfaces.
As preferred technical scheme, the left side is spirally connected the left end of bar and the left part of the left sliding groove rotatably coordinates Connection, the be spirally connected right-hand member of bar of the left side be connected with the described first electricity favourable turn, and the left side bar that is spirally connected slips groove and the right side with the left side The housing between sliding groove is rotatably connected, and the right side is spirally connected the right-hand member of bar and the right part of the right sliding groove can Be rotatably assorted connection, the right side be spirally connected bar left end also with described first electricity favourable turn be connected, and the right side be spirally connected bar also with it is described The housing between the sliding groove in a left side and right sliding groove is rotatably connected.
As preferred technical scheme, the left extrusion element and right extrusion element include and the left sliding groove and the right side Sliding groove activity is connected and is spirally connected bar and the trolley shoe of the right bar mating connection that is spirally connected with the left side, at the top of the trolley shoe admittedly Surely set to be provided with elongated cavity, the elongated cavity in the back up plate of expansion on the inside of the oriented dead slot, the back up plate and set Have the beginning to inner side and can left and right activity fore-set, the activity of the fore-set and the dead slot is connected, the elongated cavity it is outer Be provided with two in equity up and down in side end and suppress hole, it is each it is described suppress to be provided with hole suppress part, it is described to suppress in part Side is fixedly connected with the fore-set the fore-set to be extruded to inner side.
The beneficial effects of the invention are as follows:
1. cause left extrusion element and right extrusion element simultaneously to medial motion respectively by waterproof by the first electricity favourable turn work Panel and built-in plate are extruded to inner side and drawn close with extrusion forming, in left extrusion element and right extrusion element simultaneously to medial motion During, before this two fore-sets to inner side activity so as to promote each self-corresponding watertight panel and built-in plate to inner side activity and Draw close, then be that the inner side ends of two back up plates is abutted with watertight panel and built-in plate respectively, so that watertight panel and interior Put plate steady to inner side activity, when the inner side end of two back up plates is abutted with watertight panel and built-in plate respectively, back up plate Inner side end flushed with the inner side end of fore-set so that by two fore-sets and two back up plates simultaneously to watertight panel and interior Put plate pressure and cause watertight panel and built-in plate extrusion forming and turn into mailbox panel so that watertight panel and built-in plate apply Pressure it is uniform, watertight panel and the extruding of built-in plate it is more solid and reliable, it is ensured that the mailbox panel of extrusion forming it is smooth Degree and aesthetics.
2. watertight panel and built-in plate extrusion forming after turning into mailbox panel are directly in push bracket, it is only necessary to controlled First electricity favourable turn reversion so that two outside lateral movements of back up plate and depart from the abutting with the mailbox panel of extrusion forming, and two Individual fore-set is also abutted due to suppressing the squeezing action of part with the mailbox panel of extrusion forming, so as to the mailbox panel of extrusion forming Apply extruding force and prevent that the mailbox panel of extrusion forming from shifting, second is also controlled after the electricity favourable turn reversion of control first Electricity favourable turn work provide power drive be spirally connected socket stretch out bolt apertures so that the socket that is spirally connected by push bracket together with extrusion forming Mailbox panel together from preceding cavity remove, during the outside lateral movement of back up plate fore-set also gradually outside lateral movement and depart from With the abutting of the mailbox panel of extrusion forming, so that convenient remove the mailbox panel of extrusion forming, mailbox panel is removed conveniently Fast, mailbox panel can be removed without excessive complicated operating procedure.
3. by above connect groove and under connect groove watertight panel and built-in plate be oriented to inner side activity, so as to prevent Watertight panel and built-in plate during the activity of inner side to shifting, by setting hypotenuse mouthful in the slotting chamber in a left side and right chamber top end of inserting, from And facilitate the quick insertion from left slotting chamber and right slotting chamber respectively of watertight panel and built-in plate, by the upper left side for connecting groove top ends Right two ends set inclined edge surfaces, so as to will not be crashed in watertight panel and built-in plate movable to inner side.
4. the pressurizing unit of the present invention is simple in construction, production cost is low, simple to operate, considerably increases mailbox panel The operating efficiency of extrusion forming, while reducing the waste of manpower and materials, the mailbox panel of extrusion forming is solid and reliable, the side of removing Just it is quick, effectively increase the flatness and aesthetics of mailbox panel.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of internal structure schematic diagram of letter box arrangement of the invention;
Fig. 2 is the structural representation of the direction of arrow in Fig. 1;
Right side structural representation when Fig. 3 is insertion watertight panel in Fig. 1 and built-in plate;
Fig. 4 is structural representation when watertight panel and built-in plate are in squeezed state in Fig. 3;
Fig. 5 is the partial enlarged drawing in Fig. 3.
Embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Refering to a kind of letter box arrangement shown in Fig. 1-5, including housing 1, the bottom of housing 1 is provided with inner screw-connecting hole 111, Bolt column 112 is equipped with the inner screw-connecting hole 111, the bolt column 112 can carry out adjusting up and down, so that convenient on ground The dead slot 2 of left and right expansion, a left side for the bottom of dead slot 2 are provided with the place ornaments present apparatus of face out-of-flatness, the housing 1 Equity is provided with left sliding groove 3 and right sliding groove 4 respectively at right two ends, described outer between the left sliding groove 3 and right sliding groove 4 Equity respectively is provided with the first electricity favourable turn 5, the left sliding groove 3 and right sliding groove 4 in frame 1 it is provided with a left side and is spirally connected bar 31 and the right side Be spirally connected bar 41, is respectively cooperating with being provided with left extrusion element and right extrusion element, institute on the left side is spirally connected bar 31 and the right side is spirally connected bar 41 The top of housing 1 left and right equity is stated to be provided with the slotting chamber 7 in the left side led to the dead slot 2 and right slotting chamber 8, the top ends of dead slot 2 Offered between the left slotting chamber 7 and right slotting chamber 8 and connect groove 10, the bottom of dead slot 2 be provided centrally with it is described On connect groove 10 it is relative under connect groove 14, it is described under connect the lower counterbore 13 of expansion before and after the bottom of groove 14 is provided centrally with, It is provided with the rearward end of dead slot 2 in the rear counterbore 12 deployed up and down, the lower counterbore 13 and rear counterbore 12 and is provided with push bracket, It is provided with the removal element being fixedly connected with the push bracket, the leading section of dead slot 2 and sets in the rearward end of rear counterbore 12 There are expansion and the preceding cavity 15 relative with the rear counterbore 12 up and down.
Wherein, the push bracket includes the base arm 103 being equipped with the lower counterbore 13 and matched somebody with somebody with the rear counterbore 12 The postbrachium 102 set is closed, described remove sets in the removal hole 61 that element includes leading to the rear counterbore 12, the removal hole 61 It is equipped with the socket 63 that is spirally connected being fixedly connected with the postbrachium 102, the removal hole 61 and is additionally provided with and the socket 63 that is spirally connected The removal of mating connection is spirally connected bar 62, the removal be spirally connected the rear end of bar 62 and be arranged in the rearward end of removal hole 61 second Electricity favourable turn 6 is connected.
Wherein, connected on described groove 10, dead slot 2, under connect groove 14 and lower counterbore 13 and lead to the rear counterbore 12, institute Rear counterbore 12, dead slot 2, preceding cavity 15 is stated with the lower counterbore 13 to lead to, it is described on connect the left and right ends of groove 10 respectively with institute State left slotting chamber 7 and right slotting chamber 8 lead to, it is described under connect the length of groove 14 in the horizontal with it is described on connect groove 10, left slotting chamber 7 and The slotting length sum of chamber 8 in the horizontal in the right side is identical.
Wherein, the left slotting chamber 7 and the right slotting top end of chamber 8 are provided with hypotenuse mouthful 9, by setting 9 convenience of the hypotenuse mouthful Watertight panel 100 and built-in plate 200 are quick respectively to be inserted from the left slotting chamber 7 and right slotting chamber 8, it is described on connect the top of groove 10 The left and right ends in portion are provided with inclined edge surfaces 11, by set the inclined edge surfaces 11 facilitate watertight panel 100 and built-in plate 200 to Inner side activity.
Wherein, the left side is spirally connected the left end of bar 31 and the left part of the left sliding groove 3 is rotatably connected, the left side The right-hand member and the described first electricity favourable turn of bar 31 of being spirally connected 5 be connected, and the left side bar 31 that is spirally connected slips groove with the left sliding groove 3 and the right side The housing 1 between 4 is rotatably connected, and the right side is spirally connected the right-hand member of bar 41 and the right part of the right sliding groove 4 can Be rotatably assorted connection, and the be spirally connected left end of bar 41 of the right side also 5 is connected with the described first electricity favourable turn, and the right side be spirally connected bar 41 also with The housing 1 between the left sliding groove 3 and right sliding groove 4 is rotatably connected.
Wherein, the left extrusion element and right extrusion element include matching somebody with somebody with the left sliding groove 3 and the right sliding activity of groove 4 Close connection and be spirally connected bar 31 and the trolley shoe 32 of the right mating connection of bar 41 that is spirally connected with the left side, the top of trolley shoe 32 is fixed to be set It is equipped with the back up plate 33 to the inner side of dead slot 2 expansion, the back up plate 33 and is provided with elongated cavity 34, the elongated cavity 34 Be provided with the beginning to inner side and can left and right activity fore-set 35, the fore-set 35 is connected with the activity of the dead slot 2, described to draw Stretch in the outboard end of chamber 34 and to be provided with two in equity up and down and suppress hole 36, it is each it is described suppress to be provided with hole 36 suppress part 37, the medial extremity of part 37 that suppresses is fixedly connected with the fore-set 35 fore-set 35 to be extruded to inner side.
Under initial position, the first electricity favourable turn 5 and the second electricity favourable turn 6 are in be stopped state, two institutes The outermost side that trolley shoe 32 is respectively at the left sliding groove 3 and right sliding groove 4 is stated, the fore-set 35 suppresses part due to described 37 squeezing action and to inner side activity be in the elongated cavity 34 most medial extremity, the base arm 103 be in the lower counterbore In 13, the postbrachium 102 is in the rear counterbore 12, and the socket 63 that is spirally connected, which is in, to be contracted in the removal hole 61;
When needing watertight panel 100 and the extruding of built-in plate 200 forming mailbox panel, first by watertight panel 100 from the left side Chamber 7 is inserted to insert so that the bottom of watertight panel 100 be inserted into it is described under connect in groove 14 and with it is described under connect the activity of groove 14 and coordinate Connection, built-in plate 200 is inserted from the right slotting chamber 8 so that the built-in bottom of plate 200 be also inserted into it is described under connect in groove 14 simultaneously With it is described under connect the activity of groove 14 and be connected, then control the work of the first electricity favourable turn 5 to provide left spiral shell described in power drives Extension bar 31 and the right side bar 41 that is spirally connected are rotated, and the left side is spirally connected bar 31 and the right side is spirally connected, and bar 41 is rotated while driving and each autogamy The trolley shoe 32 of connection is closed to inner side activity, the trolley shoe 32 moves the back up plate 33 to inner side active belt and transported to inner side Dynamic, the back up plate 33 drives the fore-set 35 to inner side activity to medial motion, and two fore-sets 35 are lived to inner side It is dynamic so as to promote each self-corresponding watertight panel 100 and built-in plate 200 to be drawn close to inner side activity, when watertight panel 100 and interior When putting plate 200 and drawing close, because the fore-set 35 continues to cause the fore-set 35 to suppress part 37 described in overcoming to inner side activity Extruding force and by it is described suppress part 37 be retracted into it is described suppress in hole 36, when two back up plates 33 inner side end respectively with When watertight panel 100 and the abutting of built-in plate 200, the inner side end of the inner side end of the back up plate 33 and the fore-set 35 is neat It is flat, now watertight panel 100 and built-in plate 200 are pressed simultaneously by two fore-sets 35 and two back up plates 33 and So that watertight panel 100 and the extrusion forming of built-in plate 200 and as mailbox panel, now, the mailbox panel of extrusion forming is in In the push bracket, then control it is described first electricity favourable turn 5 invert so that two outside lateral movements of the back up plate 33 and depart from The abutting of the mailbox panel of extrusion forming, now, two fore-sets 35 are because the squeezing action for suppressing part 37 is also with squeezing Molded mailbox panel is abutted, so as to apply extruding force to the mailbox panel of extrusion forming and prevent the mailbox face of extrusion forming Plate shifts, and also controls the work of the second electricity favourable turn 6 to provide power drive after the reversion of the first electricity favourable turn 5 is controlled and is spirally connected Socket 63 stretches out the bolt apertures 61, so that the socket 63 that is spirally connected is by mailbox panel of the push bracket together with extrusion forming Remove, finally remove the mailbox panel of extrusion forming, the back up plate 33 is laterally from the preceding cavity 15 together During motion the fore-set 35 also gradually outside lateral movement and depart from the abutting with the mailbox panel of extrusion forming, with convenient The mailbox panel of extrusion forming is removed, after the mailbox panel for removing extrusion forming, the present apparatus is returned into original state Carry out extrusion forming work next time;
The beneficial effects of the invention are as follows:
1. cause left extrusion element and right extrusion element simultaneously to medial motion respectively by waterproof by the first electricity favourable turn work Panel and built-in plate are extruded to inner side and drawn close with extrusion forming, in left extrusion element and right extrusion element simultaneously to medial motion During, before this two fore-sets to inner side activity so as to promote each self-corresponding watertight panel and built-in plate to inner side activity and Draw close, then be that the inner side ends of two back up plates is abutted with watertight panel and built-in plate respectively, so that watertight panel and interior Put plate steady to inner side activity, when the inner side end of two back up plates is abutted with watertight panel and built-in plate respectively, back up plate Inner side end flushed with the inner side end of fore-set so that by two fore-sets and two back up plates simultaneously to watertight panel and interior Put plate pressure and cause watertight panel and built-in plate extrusion forming and turn into mailbox panel so that watertight panel and built-in plate apply Pressure it is uniform, watertight panel and the extruding of built-in plate it is more solid and reliable, it is ensured that the mailbox panel of extrusion forming it is smooth Degree and aesthetics.
2. watertight panel and built-in plate extrusion forming after turning into mailbox panel are directly in push bracket, it is only necessary to controlled First electricity favourable turn reversion so that two outside lateral movements of back up plate and depart from the abutting with the mailbox panel of extrusion forming, and two Individual fore-set is also abutted due to suppressing the squeezing action of part with the mailbox panel of extrusion forming, so as to the mailbox panel of extrusion forming Apply extruding force and prevent that the mailbox panel of extrusion forming from shifting, second is also controlled after the electricity favourable turn reversion of control first Electricity favourable turn work provide power drive be spirally connected socket stretch out bolt apertures so that the socket that is spirally connected by push bracket together with extrusion forming Mailbox panel together from preceding cavity remove, during the outside lateral movement of back up plate fore-set also gradually outside lateral movement and depart from With the abutting of the mailbox panel of extrusion forming, so that convenient remove the mailbox panel of extrusion forming, mailbox panel is removed conveniently Fast, mailbox panel can be removed without excessive complicated operating procedure.
3. by above connect groove and under connect groove watertight panel and built-in plate be oriented to inner side activity, so as to prevent Watertight panel and built-in plate during the activity of inner side to shifting, by setting hypotenuse mouthful in the slotting chamber in a left side and right chamber top end of inserting, from And facilitate the quick insertion from left slotting chamber and right slotting chamber respectively of watertight panel and built-in plate, by the upper left side for connecting groove top ends Right two ends set inclined edge surfaces, so as to will not be crashed in watertight panel and built-in plate movable to inner side.
4. the pressurizing unit of the present invention is simple in construction, production cost is low, simple to operate, considerably increases mailbox panel The operating efficiency of extrusion forming, while reducing the waste of manpower and materials, the mailbox panel of extrusion forming is solid and reliable, the side of removing Just it is quick, effectively increase the flatness and aesthetics of mailbox panel.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent is defined.

Claims (6)

1. a kind of letter box arrangement, it is characterised in that:Including housing, the outer frame bottom is provided with inner screw-connecting hole, it is described in be spirally connected Bolt column is equipped with hole, the outer inframe is provided with the dead slot of left and right expansion, the left and right ends of the dead slot bottom Equity is provided with left sliding groove and right sliding groove, the housing between the left sliding groove and right sliding groove and is provided with respectively Equity is provided with that a left side is spirally connected bar and the right side is spirally connected bar, the left spiral shell respectively in first electricity favourable turn, the left sliding groove and right sliding groove Extension bar and the right side, which are spirally connected on bar, to be respectively cooperating with being provided with left and right equity at the top of left extrusion element and right extrusion element, the housing and sets There is the left side led to the dead slot to insert in chamber and right slotting chamber, the dead slot top ends to open between the left slotting chamber and right slotting chamber Provided with above connecting groove, the dead slot bottom be provided centrally with it is described on connect groove it is relative under connect groove, it is described under connect Before and after bottom land end is provided centrally with the rear counterbore deployed up and down, institute are provided with the lower counterbore of expansion, the dead slot rearward end State and push bracket is provided with lower counterbore and rear counterbore, the removal being fixedly connected with the push bracket is provided with the rear counterbore rearward end Expansion and the preceding cavity relative with the rear counterbore up and down are provided with element, the dead slot leading section.
2. letter box arrangement according to claim 1, it is characterised in that:The push bracket includes being equipped with the lower counterbore Base arm and the postbrachium that is equipped with the rear counterbore, the removal element includes the removal led to the rear counterbore Be provided with hole, the removal hole in the socket that is spirally connected being fixedly connected with the postbrachium, the removal hole be additionally provided with it is described The removal that the socket that is spirally connected is connected is spirally connected bar, the removal be spirally connected rod rear end and be arranged in the rearward end of the removal hole the Two electricity favourable turn connections.
3. letter box arrangement according to claim 1, it is characterised in that:Connected on described groove, dead slot, under connect groove and sinking Counterbore leads to after described in Kong Junyu, and the rear counterbore, dead slot, preceding cavity lead to the lower counterbore, it is described on to connect groove left Right two ends are led to the left slotting chamber and right slotting chamber respectively, it is described under connect the length of groove in the horizontal and connected on described groove, The slotting chamber in a left side is identical with the slotting length sum of chamber in the horizontal in the right side.
4. letter box arrangement according to claim 3, it is characterised in that:The left slotting chamber and right slotting chamber top end are provided with tiltedly Side mouthful, it is described on connect the left and right ends of groove top ends and be provided with inclined edge surfaces.
5. letter box arrangement according to claim 1, it is characterised in that:The left side is spirally connected the left end and the left sliding groove of bar Left part be rotatably connected, the be spirally connected right-hand member of bar of the left side is connected with the described first electricity favourable turn, and the left side is spirally connected bar The housing between the left sliding groove and right sliding groove is rotatably connected, the right side be spirally connected bar right-hand member with it is described The right part of the sliding groove in the right side is rotatably connected, and the be spirally connected left end of bar of the right side is also connected with the described first electricity favourable turn, and institute The right housing of the bar also between the left sliding groove and right sliding groove that be spirally connected is stated rotatably to be connected.
6. letter box arrangement according to claim 1, it is characterised in that:The left extrusion element and right extrusion element include It is connected with the left sliding groove and right sliding groove activity and is spirally connected bar with the left side and the right bar that is spirally connected is connected slips It is fixedly installed at the top of block, the trolley shoe in the back up plate of expansion on the inside of the oriented dead slot, the back up plate and is provided with stretching Be provided with chamber, the elongated cavity beginning to inner side and can left and right activity fore-set, the activity of the fore-set and the dead slot coordinates Equity up and down is provided with two in connection, the outboard end of the elongated cavity and suppresses hole, each described suppress in hole is provided with Part is suppressed, the part medial extremity that suppresses is fixedly connected with the fore-set the fore-set to be extruded to inner side.
CN201710527672.1A 2017-06-30 2017-06-30 A kind of letter box arrangement Withdrawn CN107081932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710527672.1A CN107081932A (en) 2017-06-30 2017-06-30 A kind of letter box arrangement

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Application Number Priority Date Filing Date Title
CN201710527672.1A CN107081932A (en) 2017-06-30 2017-06-30 A kind of letter box arrangement

Publications (1)

Publication Number Publication Date
CN107081932A true CN107081932A (en) 2017-08-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710527672.1A Withdrawn CN107081932A (en) 2017-06-30 2017-06-30 A kind of letter box arrangement

Country Status (1)

Country Link
CN (1) CN107081932A (en)

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Application publication date: 20170822