The paper hatch cover structure of POS
Technical field
The utility model is related to a kind of structure of the internal structure paper capsule part of POS, more specifically, it relates to one
Plant the paper hatch cover structure of POS.
Background technology
With the quickening of social life rhythm, increasing people likes cash-free consumption.POS can be to commodity and media
Transaction provides data, services and management function, carries out the clearing of account, and use quick and easy.After completion of transactions,
Consumption receipt can be exported from the paper capsule of POS, print consumer record, pass consumer.
Conventional POS structure is shown in CN201392564Y, mainly including shell, before shell such as Authorization Notice No.
Display screen and keyboard be installed, the bottom of shell is provided with card-brushing groove and IC-card socket, the front upper of shell is additionally provided with hidden interior
Shaft type waterproof paper storehouse, Hatch Opening portion is equipped with sealing tree lace and paper Cang Gai.Paper Cang Gai can outwards overturn opening by rotating shaft, and paper Cang Gai is remote
Crotch is set from one end of rotating shaft, the grab corresponding with the crotch is set inside waterproof paper storehouse, after paper Cang Gai closures, according to
Closure is realized in engagement by crotch and grab.
, it is necessary to opening paper Cang Gai changes printing paper after the printing paper in waterproof paper storehouse is finished.Open paper storehouse lid when, it is necessary to
Button opens paper Cang Gai, is departed from the grab inside waterproof paper storehouse with the crotch for realizing paper Cang Gai.If the engagement of crotch and grab is tight
If close, may damage crotch or grab with too big power.If the engagement of crotch and grab is not tight, paper Cang Gai is not
It is easily closed.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is the paper hatch cover structure for providing a kind of POS,
Paper Cang Gai is set the attacker's part placed for ease of hand and the tumbler for facilitating paper Cang Gai to rotate, to be easy to open paper hatchcover, is closed
During conjunction, can stablize again and cover on paper capsule
To achieve the above object, the utility model provides following technical scheme:A kind of paper hatch cover structure of POS, bag
Include rotatable parts, and cover the handle piece on rotatable parts, rotatable parts include the hinged end that is hinged with POS with
And relative to the movable end of the outside upset of paper capsule, handle piece includes being articulated with the articulated section of rotatable parts movable end, and
Relative to the movable part that rotatable parts outwards overturn;Clip assembly is set between the movable end and paper capsule of rotatable parts, is shaken hands
Tensioning torsion spring is provided between the articulated section of part and the movable end of rotatable parts.
Using above technical scheme, thermal printing paper is placed in the paper capsule of POS, the consumption for printing consumer is small
Ticket.Paper capsule top is covered with paper hatchcover, and paper hatchcover is made up of rotatable parts and handle piece.If the temperature-sensitive inside paper capsule
Printing paper is finished needs replacing or inside is broken down when needing to check, it is necessary to open paper hatchcover.When opening paper hatchcover, hold
The movable part of handle piece is pulled open to the direction away from rotatable parts.Meanwhile, it is also relative with the rotatable parts that handle piece is hinged
Outwards overturn in paper hatchcover, paper hatchcover is opened completely and changes thermal printing paper.In order to ensure the paper hatchcover side covered on paper capsule
Just open, while firmly covering on paper capsule.The part fastened between rotatable parts and paper capsule sets clip assembly, closes
During combined paper hatchcover, paper hatchcover is fastened on paper capsule opening by clip assembly, during opening, engaging component disengage, paper hatchcover to
Upper upset is opened.Tensioning torsion spring is set between handle piece and rotatable parts, and when being flipped up handle piece, tensioning torsion spring is in
Tensioning state, during closure, because the moment of torsion produced when tensioning torsion spring sheet is in folding condition is covered on rotatable parts automatically.
The utility model is further arranged to, and the movable end lower section of rotatable parts sets the fixation wall of fixed marking roll, turns
The movable end end of dynamic component is provided with the fixing groove for placing tensioning torsion spring.
Using above technical scheme, marking roll is used to be printed on thermal printing paper, is installed on rotatable parts.Work as printing
When roller breaks down, directly opening paper hatchcover can just remove marking roll and be overhauled, and be taken out without from paper capsule inside.Rotate
The convenient placement tensioning torsion spring of fixing groove set on part, another part and the handle piece clamping of tensioning torsion spring, by tensioning
Tensioning function is realized in the deformation of torsion spring itself.
The utility model is further arranged to, and the articulated section lower section of handle piece sets the bullet for being rotated with tensioning torsion spring and being connected
Property fastener.
Using above technical scheme, a tensioning torsion spring part is fixed in the fixing groove of rotatable parts, another part clamping
On the flexible clamp piece of handle piece.Outwards during upset handle piece, handle piece drives flexible clamp piece to rotate together, elastic card
While part is rotated, the torsion spring that promotion is connected to inside flexible clamp piece is deformed upon.When unclamping handle piece, torsion spring recovers former
Shape, drives handle piece to cover on rotatable parts automatically.
The utility model is further arranged to, and the hinged end end lower section of handle piece is provided with the gear covered on marking roll
Piece.
Using above technical scheme, paper hatchcover is covered in paper capsule overthe openings, is left between handle piece and paper capsule
Gap.Influence marking roll to work to prevent external dust from entering from gap in paper capsule, gear is set in the end of handle piece
Piece.
The utility model is further arranged to, and tensioning torsion spring is a few font torsion springs, and two ends of a few font torsion springs are fixed
In in fixing groove, the base of a few font torsion springs is connected in flexible clamp piece.
Using above technical scheme, the end of a few font torsion springs is fixed in the groove of rotatable parts, and its base is connected to
Inside the flexible clamp piece of handle piece.Because handle piece and rotatable parts are connected at the position using articulated manner,
When being flipped up handle piece, flexible clamp piece is rotated relative to the base of a few font torsion springs, and flexible clamp piece is given in rotation process
A few font torsion spring active forces are given, its own is deformed upon.
The utility model is further arranged to, and clip assembly includes clamping block and spill torsion spring, and clamping block is arranged on printing
Roller two ends, spill torsion spring and clamping block clamping, and be fixed on inside paper capsule.
It is paper hatchcover is firmly covered on paper capsule, in the closing position of the two using above technical scheme
Place sets clip assembly, and during closure, clamping block is connected in spill torsion spring.During opening, fixture block is ejected from spill torsion spring.
The utility model is further arranged to, and the position fitted with the movable end of handle piece on rotatable parts is provided with handle
Groove.
Using above technical scheme, pull handle piece to rotate for convenience, handle groove is set on handle piece.Hand depth
Enter handle groove and pull out handle piece, more facilitate.
Beneficial effect:The rotatable parts that paper hatchcover is set to be hinged with paper capsule, and on rotatable parts and
Tensioning torsion spring, tensioning torsion spring are provided with the articulated position of the handle piece that rotatable parts are hinged, handle piece and rotatable parts
There is elastic deformation in itself, can be fixedly secured on rotatable parts.
Clip assembly is set between rotatable parts and paper capsule, and clip assembly plays locking effect, side during closure paper hatchcover
Just paper hatchcover is firmly covered on paper capsule.
Brief description of the drawings
Fig. 1 is the exploded perspective view of POS;
Fig. 2 is the exploded perspective view of paper capsule in POS;
Fig. 3 is the upward view of paper hatchcover;
Fig. 4 is the exploded perspective view of paper capsule;
Fig. 5 is the connection diagram of paper capsule house print roller and spill torsion spring;
Fig. 6 is the annexation schematic diagram of paper capsule and circuit board;
Fig. 7 is the annexation schematic diagram of marking roll and spill torsion spring.
Description of reference numerals:1st, shell;13rd, portion of the handle;131st, arc surface;132nd, card slot;15th, draw-in groove;2nd, show
Device;3rd, paper capsule;31st, paper hatchcover;311st, rotatable parts;3111st, articulated column;3112nd, fixation wall;3113rd, deep-slotted chip breaker;3114、
Marking roll;3115th, handle groove;3116th, a few font torsion springs;3117th, fixing groove;312nd, handle piece;3121st, movable part;3122、
Articulated section;3123rd, catch;3124th, tongue;3125th, elastic draw-in groove;32nd, paper-puting slot;33rd, detent projection;34th, wire casing;35th, connect
Wire casing;36th, boss;361st, clamping groove;362nd, spill torsion spring;3621st, depressed part;3622nd, the first protuberance;3623rd, second
Protuberance;37th, catch is protected;4th, it is non-to connect antenna;41st, copper coil;42nd, antenna contacts;421st, canned paragraph;422nd, metal clips;
423rd, linkage section;424th, contact-segment;425th, through hole;5th, circuit board;51st, fixed projection;6th, button;7th, upper shell.
Specific embodiment
A kind of paper hatch cover structure of POS, is installed on inside POS and covers at the opening of paper capsule 3.With reference to Fig. 1, POS
Machine includes display 2, and paper capsule 3 is set in the top of display 2, and paper hatchcover 31 is covered with its upper opening.Paper hatchcover 31
Zigzag gap is left in the part for covering, and the end that printing paper is placed in the inside of paper capsule 3 is stretched out from the gap.Display
2 lower section is provided with button 6, and card slot 132 is provided with below the part of button 6 for plug-in card to read information.Set on the left of POS
There is charge port, be easy to POS to charge at any time.At the connection of each function element of POS to circuit board 5, integrated POS line
Road is in one.Circuit board 5 is supported located at the bottom of paper capsule 3 and positioned at display 2 and the lower section of button 6.Outside whole POS
Fixed using shell 1, aduncate arc shell 1 is provided with behind POS.
The shell 1 of POS includes portion of the handle 13 and the side wall vertical with the both sides of portion of the handle 13.On portion of the handle 13
It is arc surface 131 to hold, and is integrally formed with arc surface 131 and sets aduncate cambered surface in its lower end, and the physiology for meeting staff is bent
Line, convenient grip, is additionally provided with some anti-skid bulges in cambered surface, it is to avoid skid.Paper is placed inside the arc surface 131 of shell 1
Capsule 3, the outside of arc surface 131 is provided for the draw-in groove 15 being hinged with paper hatchcover 31.The bottom of paper capsule 3 is in cavity in being
Paper-puting slot 32, its internal volume prints beating for consumption receipt as the volume of commercially available POS thermal printing paper roll for placing
Printing paper.Paper-puting slot 32 sets boss 36 away from one end inside of the hinge point of paper hatchcover 31, and the both sides setting clamping of boss 36 is recessed
Groove 361, for placing marking roll 3114.Paper-puting slot 32 sets row's detent projection 33 at the opening of this side of paper capsule 3, uses
The printing paper that consumer spending is recorded is printed with cutting off.With reference to Fig. 5 and Fig. 7, paper-puting slot 32 is internally located at boss 36 and clamping
Fixed concave torsion spring 362 between groove 361, spill torsion spring 362 includes depressed part 3621, the first protuberance near boss 36
3622 and the second protuberance 3623 away from boss 36.First protuberance 3622 is fixed on the top of boss 36, the first protuberance
3622 and second protuberance 3623 expand outwardly inclination both with respect to depressed part 3621.Second protuberance 3623 is forced outward
When, can expand outwardly.
With reference to Fig. 2, paper hatchcover 31 is covered in the opening portion of paper capsule 3, realize the sealing of paper capsule 3.Paper hatchcover 31 includes
Two parts, Part I is the rotatable parts 311 being hinged with shell 1, and cover the top of rotatable parts 311 and with rotation
The handle piece 312 that part 311 is hinged.Rotatable parts 311 set rotating shaft near the both sides of the hinge portion of shell 1, and rotating shaft is put in
At draw-in groove 15 in the groove of shell 1, being hinged with draw-in groove 15 outwards to overturn.Rotatable parts 311 are away from the hinge portion of shell 1
Side top sets the handle groove 3115 to lower recess.Rotatable parts 311 prolong away from a side end increase of the hinge portion of shell 1
Section long, the end of the extension sets the articulated column being hinged with handle piece 312 that is vertical with extension and being bent outwardly
3111.With reference to Fig. 3, the end of rotatable parts 311 is additionally provided with consolidating for fixed a few font torsion springs 3116 between being located at two extensions
Determine groove 3117, a few font torsion springs 3116 are embedded inside fixing groove 3117, its projection protrudes the end of rotatable parts 311 simultaneously
And position no more than marking roll 3114 is extended out to, projection U-shaped like, two side walls of U-shaped are connected in fixing groove
In 3117.Rotatable parts 311 extend outward setting fixation wall 3112, fixation wall away from the side lower end of the hinge portion of shell 1
3112 bend obliquely, and offer the deep-slotted chip breaker 3113 of clamping marking roll 3114 in its end.
The handle piece 312 of setting, including movable part 3121 and and rotatable parts are hinged in the top of rotatable parts 311
311 articulated sections 3122 being hinged, articulated section 3122 extends to the opening for covering paper capsule 3, is connected at the opening of paper capsule 3
At detent projection 33, the lower section of articulated section 3122 sets two and the tongue being connected is rotated with the articulated column 3111 of rotatable parts 311
3124.The elastic draw-in groove 3125 on U-shaped base in a few font torsion springs 3116 of clamping, a few word torsion springs are set between two tongues 3124
U-shaped base be connected to inside elastic draw-in groove 3125, hold rotatable parts 311 when being flipped up, drive elastic 3125 turns of draw-in groove
Dynamic, in the process, elastic draw-in groove 3125 abuts the U-shaped base of a few word torsion springs, promotes several to towards the position of rotatable parts 311
Font torsion spring 3116, a few font torsion springs 3116 are deformed upon itself.When the movable part 3121 of handle piece 312 is unclamped, several words
Shape torsion spring 3116 restores to the original state by self-deformation.The end of articulated section 3122 sets catch vertically downward with handle piece 312
3123, catch 3123 just covers marking roll 3114, it is to avoid it is disturbed by external dust.The movable part of handle piece 312
Hand is left between 3121 and the handle groove 3115 of rotatable parts 311 and is put into the space for being rotated up handle piece 312.In handle portion
A few font torsion springs 3116 are set between part 312 and rotatable parts 311, are further reinforced paper hatchcover 31 and is covered opening in paper capsule 3
At mouthful.
When paper capsule 3 is in closure state, rotatable parts 311 and handle piece 312 are covered at the opening of paper capsule 3, are drawn
The clamping block of hand unit 312 is connected at paper-puting slot 32, and the axle at the two ends of marking roll 3114 on handle piece 312 is put in paper-puting slot
At the clamping groove 361 of 32 internal boss 36.The axle at the two ends of marking roll 3114 on handle piece 312 is in the mistake being pressed downward simultaneously
Cheng Zhong, slides along the second protuberance 3623 of spill torsion spring 362 to depressed part 3621.Handle piece 312 is rotated further, is shaken hands
Part 312 is stuck in the depressed part 3621 of spill torsion spring 362.
When opening paper capsule 3, the movable part 3121 of the handle piece 312 of handheld paper hatchcover 31 outwards rotates, handle piece 312
On clamping block disengaged with paper-puting slot 32, also promoting a few font torsion springs 3116 to rotatable parts 311 when rotating handle piece 312
It is mobile.Handle piece 312 drives rotatable parts 311 to be rotated up, and at the same time, the marking roll 3114 positioned at rotating part is upward
Second projection of extruding spill torsion spring 362, the second projection of spill torsion spring 362 is deformed upon and extended out, and marking roll 3114 is from spill
Deviate from torsion spring 362.It is flipped up rotatable parts 311 again afterwards, paper hatchcover 31, the printing paper inside replacing is opened completely.More
Change after printing paper, rotatable parts 311 and handle piece 312 have been covered at the opening of paper capsule 3 again.
With reference to Fig. 4 and Fig. 6, the circle of outside one in the opening of paper-puting slot 32 sets wire casing 34, connects the inside winding of wire casing 34 is non-
Antenna 4.The non-antenna 4 that connects includes copper coil 41 and two antenna contacts of soldering terminals 42 with copper coil 41.Wire casing 34
Two connecting grooves 35 are set near the side of detent projection 33, non-two terminals for connecing antenna 4, two are placed in the inside of connecting groove 35
Boss 36 is provided between individual connecting groove 35, wire casing 34 also is provided with boss 36.Protection catch 37 is provided with below connecting groove 35.My god
Line contact 42 is integrally formed by two parts, and a portion is the fixation be fixed on wire casing 34 and be enclosed in inside protection catch 37
Section 421, is connected with canned paragraph 421 and integrally formed another part is metal clips 422, and metal clips 422 includes linkage section
423 and contact-segment 424, linkage section 423 is outward-dipping, and the triangular shape contact-segment 424 to be formed and do not closed, three are bent outwardly below
The apex of horn shape contact-segment 424 is set to fillet, and through hole 425 is opened up on linkage section 423, for being fixed with circuit board 5.Putting
The outside of paper groove 32 set it is non-antenna contacts 42 are positioned over mould inside first when connecing antenna 4, poured in mould and be integrally formed
The paper capsule 3 of shaping, afterwards in the inside winding copper coil 41 of wire casing 34 of paper-puting slot 32, reserves a terminals of copper coil 41
Be previously positioned in one of connecting groove 35, copper coil 41 since the wire casing 34 near its side, along wire casing 34 and convex
Winding two is enclosed on wire casing 34 on platform 36, and another terminals of copper coil 41 are placed in another connecting groove 35.Afterwards will
Two terminals of copper coil 41 are welded with the antenna contacts 42 in corresponding connecting groove 35 respectively.Make in this way
The POS of setting it is built-in it is non-connect antenna 4, it does not interfere with aerial signal around being located at outside nonmetallic plastic paper capsule 3, and
And it occupies the small volume inside POS, save space.
The lower end of paper capsule 3 connects circuit board 5, and the non-side for connecing the linkage section 423 of antenna 4 is connected on circuit board 5, and is run through
Be fixed on the non-metal clips 422 for connecing antenna 4 on circuit board 5 using fixture block by through hole 425.It is additionally provided with circuit board 5 and is connected to
Fixed projection 51 between two metal clips 422, further fixes two positions of antenna contacts 42.
The outside of paper capsule 3 near place the lower section of marking roll 3114 be fixed for driving the motor of the operating of marking roll 3114 with
And print required part in conventional POS.Shell 1 is internally located at the lower section securing integrated circuit plate 5 of paper capsule 3, integrated
Display 2 is fixed in the top of circuit board 5 near the position of paper capsule 3, is used to show the consumer record of consumer.Supported with display 2
Button 6 is fixed in position under connecting, for numerals such as consumer entering passwords.Covered in the top of paper capsule 3, display 2 and button 6
If making the upper shell 7 being screwed, upper shell 7 be opened up at paper hatchcover 31, display screen and button 6 with POS shell 1
Expose the hole of funtion part.
The above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.