CN209401129U - A kind of printer flip structure of POS machine - Google Patents

Abstract

The utility model discloses the printer flip structures of POS machine, it include: POS machine shell, pushing block and lever mechanism, POS machine shell is composed of POS machine upper cover and POS machine lower cover, the outer wall of POS machine lower cover is equipped with sliding slot, pushing block is embedded in the sliding slot and is slidably connected with it, POS machine upper cover is equipped with printer paper storehouse, lever mechanism is arranged between POS machine upper cover and POS lower cover, printer paper storehouses are equipped with the warehouse lid that activity is opened, the top of warehouse lid and the top of printer paper storehouses are hinged, lever mechanism is equipped with: power end, support end and resistance end, support end and the POS machine lower cover are hinged, power end is abutted with the bottom of pushing block, resistance end is abutted with the lower part of warehouse lid.By the way that lever mechanism is arranged, warehouse lid is pushed open, the flip structure of the structure compared with the existing technology reduces the fit-up gap between warehouse lid and POS machine shell, has better dust-proof effect.It is mainly used in the production of POS machine.

Description

A kind of printer flip structure of POS machine

Technical field

The utility model relates to POS machine technical field, in particular to the printer flip structure of a kind of POS machine.

Background technique

Present POS machine would generally put a roll of printing paper inside machine and be used to print receipt, after printing paper is finished then Need to uncap and change paper, typically in the lid between make spanner, open lid by agitating spanner.Due between spanner and lid Must be there are fit-up gap, so that dust is easy slowly to enter inside machine by gap, dust-proof effect is bad.

Utility model content

The purpose of the utility model is to provide a kind of flip structure of POS machine printer, the structure is opposite and the prior art With better dust-proof effect.

The solution that the utility model solves its technical problem is: a kind of printer flip structure of POS machine, comprising: POS machine shell, pushing block and lever mechanism, the POS machine shell are composed of POS machine upper cover and POS machine lower cover, the POS The outer wall of machine lower cover is equipped with sliding slot, and the pushing block is embedded in the sliding slot and is slidably connected with it, and the POS machine upper cover is equipped with printing Machine paper storehouses, the lever mechanism are arranged between the POS machine upper cover and POS lower cover, and the lever mechanism is arranged in printer The outside of paper storehouses, the printer paper storehouses are equipped with the warehouse lid that activity is opened, and the top of the warehouse lid is upper with printer paper storehouses Portion is hinged, and the lever mechanism is equipped with: power end, support end and resistance end, and the support end and the POS machine lower cover are hinged, The power end is abutted with the bottom of the pushing block, and the resistance end is abutted with the lower part of the warehouse lid.

Further, the lever mechanism includes: drive rod, transmission shaft, first pushes away hook and second and push away hook, and the transmission shaft is left The right side is extended, and limiting card seat is covered under the POS machine, the transmission shaft is fallen into the limit deck, and described first pushes away The bottom end of hook is fixedly connected with the left part of the transmission shaft, and described second pushes away the bottom end of hook consolidates with the right part of the transmission shaft Fixed connection, the described first top for pushing away hook are abutted with the lower left quarter of the warehouse lid, and described second pushes away the top of hook and the warehouse lid Right lower quadrant abut, the bottom end of the drive rod is fixedly connected with the right part of the transmission shaft, the top of the drive rod and The bottom of the pushing block abuts.

Further, the left part and/or right part of the transmission shaft are equipped with reset spring, and the reset spring is with by first Hook and second is pushed away to push away hook and revert to original state.It helps first to push away hook and second by reset spring to push away hook reset, be easy to use.

Further, the reset spring is torsional spring.

Further, described second hook and drive rod integrated molding are pushed away.Increase the intensity of drive rod.

Further, the drive rod is equipped with reinforcing rib.Further increase the intensity of drive rod.

Further, the notch for paper delivery is equipped among the lower end of the warehouse lid.

Further, the lower section of the notch is equipped with mica under-cutter piece.

Further, the mica under-cutter piece has the jagged edge of a knife.

The utility model has the beneficial effects that acted on lever mechanism by setting lever mechanism using pushing block, thus Push warehouse lid open, the flip structure of the structure compared with the existing technology reduces the fit-up gap between warehouse lid and POS machine shell, tool There is better dust-proof effect.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it His design scheme and attached drawing.

Fig. 1 is the decomposition texture schematic diagram of POS machine printer flip structure；

Fig. 2 is the mounting structure schematic diagram of lever mechanism；

Fig. 3 is the structural schematic diagram of lever mechanism；

Fig. 4 is the enlarged structure schematic diagram of torsional spring.

Specific embodiment

It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.Each technology in the invention is special Sign, can be with combination of interactions under the premise of not conflicting conflict.

With reference to Fig. 1, a kind of printer flip structure of POS machine, comprising: POS machine shell, pushing block 300 and lever mechanism 400, the POS machine shell is composed of POS machine upper cover 100 and POS machine lower cover 200, the outer wall of the POS machine lower cover 200 Equipped with sliding slot 210, the pushing block 300 is embedded in the sliding slot 210 and is slidably connected with it, and the POS machine upper cover is equipped with printer Paper storehouses 110, the lever mechanism 400 are arranged between the POS machine upper cover 100 and POS lower cover 200, the lever mechanism 400 The outside of printer paper storehouses 110 is set, and the printer paper storehouses 110 are for placing printer paper, the printer paper storehouses 110 The warehouse lid 500 that the activity of being equipped with is opened, the top of the warehouse lid 500 and the top of printer paper storehouses 110 are hinged, the Lever machine Structure 400 is equipped with: power end, support end and resistance end, and the support end and the POS machine lower cover 200 are hinged, the power end with The bottom of the pushing block 300 abuts, and the resistance end is abutted with the lower part of the warehouse lid 500.

It originally is being in embodiment, when needing to renovate, by pressing pushing block 300, the pushing block 300 is sliding in sliding slot 210 Dynamic, the bottom propulsion power end of the pushing block 300, the power end is driven by lever principle and is hindered under the action of support end Power end, the resistance end push the lower part of warehouse lid 500, and the warehouse lid 500 turns along the hinge joint of itself and printer paper storehouses 110 It is dynamic, to complete to renovate.

The application is acted on lever mechanism 400, to push warehouse lid open by setting lever mechanism 400 using pushing block 300 500, the flip structure of the structure compared with the existing technology reduces the fit-up gap between warehouse lid 500 and POS machine shell, has Better dust-proof effect.

Referring to figs. 2 and 3, as the embodiment of optimization, the lever mechanism 400 includes: drive rod 410, transmission shaft 420, first hook 440 is pushed away and second pushes away hook 430, the transmission shaft 420 or so is extended, and the POS machine lower cover 200 is equipped with limit Position deck, the transmission shaft 420 are fallen into the limit deck, and the limit deck can limit the transmission shaft 420, So that the transmission shaft 420 is only rotated along its central axes, the transmission shaft 420 is abutted with the limit deck, can be seen at abutting At the support end of the lever mechanism 400, the central axes are the geometrical axis of the transmission shaft 420, and left and right extends.

Described first bottom end for pushing away hook 440 is fixedly connected with the left part of the transmission shaft 420, and described second pushes away hook 430 Bottom end be fixedly connected with the right part of the transmission shaft 420 so that the rotation axis rotate when, first can be driven to push away hook 440 Hook 430 is pushed away with second to move in a circle along the central axes of the transmission shaft 420.Described first push away the top of hook 440 with it is described The lower left quarter of warehouse lid 500 abuts, and the described second top for pushing away hook 430 is abutted with the right lower quadrant of the warehouse lid 500.Described first pushes away The top of hook 440 and described second push away hook 430 top can regard as the resistance end of the lever mechanism 400.

The bottom end of the drive rod 410 is fixedly connected with the right part of the transmission shaft 420, the top of the drive rod 410 End is abutted with the bottom of the pushing block 300, and the top of the drive rod 410 can regard the power end of the lever mechanism 400 as.

When it is described push mobile open when, the pushing block 300 pushes the top of the drive rod 410, and the drive rod 410 acts on On transmission shaft 420, the transmission shaft 420 is rotated, and is driven described first to push away hook 440 and second and is pushed away hook 430 and move in a circle, institute It states first and pushes away hook 440 and second and push away hook 430 and open the warehouse lid 500, the warehouse lid 500 is opened.

With reference to Fig. 4, as the embodiment of optimization, the left part and/or right part of the transmission shaft 420 are equipped with reset spring 450, the reset spring 450 is pushed away hook 430 and is reverted to original state with pushing away hook 440 and second for first.In the present embodiment, institute The left part for stating transmission shaft 420 is equipped with reset spring 450.

The reset spring 450 is torsional spring, and the torsional spring is equipped with the first elastic force end 451 and the second elastic force end 452, described the One elastic force end 451 and the second elastic force end 452 are equipped with bending part, and the described first bottom for pushing away hook 440 is equipped with bayonet 441, described The bending part at the first elastic force end 451 is fallen into the bayonet 441, and the POS machine lower cover 200 is equipped with and second elastic force end The compatible detent of 452 bending part, the body portion of the torsional spring is fixedly connected with the left part of the transmission shaft 420, when described When user presses pushing block 300 with hand, when the drive rod 410, the transmission shaft 420 is rotated, and described first pushes away hook 440 and second Hook 430 is pushed away to move in a circle, described first, which pushes away hook 440 and second, pushes away hook 430 and opens the warehouse lid 500, meanwhile, the torsional spring is turned round It is dynamic, elastic force potential energy is generated, when user discharges hand, the elastic potential energy release, the bending part at the first elastic force end 451 is driven First pushes away the bottom movement of hook 440, so that first pushes away hook 440 and second and pushes away hook 430 and revert to original state, meanwhile, it is passing Under the action of lever 410, pushing block 300 also reverts to original state.

As the embodiment of optimization, the drive rod 410 pushes away hook 430 with described second and is integrally formed so that it is convenient to make, It is integrally formed second and pushes away hook 430 and one sub-assembly of formation of drive rod 410, the intensity of the sub-assembly is above second and pushes away hook 430 The component independently formed with drive rod 410, to enhance 400 integral strength of lever mechanism.The drive rod 410 has Reinforcing rib, the reinforcing rib can strengthen the intensity for reinforcing the drive rod 410, improve the service life of the drive rod 410.

The notch 510 for paper delivery is equipped with as the embodiment of optimization, among the lower end of the warehouse lid 500.When POS machine is beaten When print, the printing paper with information can be flowed out from notch 510.The lower section of the notch 510 is equipped with mica under-cutter piece (not shown). The mica under-cutter piece has the jagged edge of a knife.It is convenient that printing paper is cut by the jagged edge of a knife.

The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims (9)

1. a kind of printer flip structure of POS machine characterized by comprising POS machine shell, pushing block and lever mechanism, it is described POS machine shell is composed of POS machine upper cover and POS machine lower cover, and the outer wall of the POS machine lower cover is equipped with sliding slot, the pushing block It is embedded in the sliding slot and is slidably connected with it, the POS machine upper cover is equipped with printer paper storehouse, and the lever mechanism is arranged described Between POS machine upper cover and POS lower cover, the outside of printer paper storehouses is arranged in the lever mechanism, sets in the printer paper storehouses The warehouse lid for having activity to open, the top of the warehouse lid and the top of printer paper storehouses are hinged, and the lever mechanism is equipped with: power End, support end and resistance end, the support end and the POS machine lower cover are hinged, and the bottom of the power end and the pushing block is supported It connects, the resistance end is abutted with the lower part of the warehouse lid.

2. a kind of printer flip structure of POS machine according to claim 1, which is characterized in that the lever mechanism packet Include: drive rod, transmission shaft, first push away hook and second and push away hook, and described transmission shaft or so is extended, is covered under the POS machine Deck is limited, the transmission shaft is fallen into the limit deck, and described first pushes away the bottom end of hook and the left part of the transmission shaft Be fixedly connected, the described second bottom end for pushing away hook is fixedly connected with the right part of the transmission shaft, described first push away the top of hook with The lower left quarter of the warehouse lid abuts, and the described second top for pushing away hook is abutted with the right lower quadrant of the warehouse lid, the bottom of the drive rod End is fixedly connected with the right part of the transmission shaft, and the top of the drive rod is abutted with the bottom of the pushing block.

3. a kind of printer flip structure of POS machine according to claim 2, which is characterized in that a left side for the transmission shaft End and/or right part are equipped with reset spring, and the reset spring is pushed away hook and reverted to original state with pushing away hook and second for first.

4. a kind of printer flip structure of POS machine according to claim 3, which is characterized in that the reset spring is Torsional spring.

5. according to a kind of described in any item printer flip structures of POS machine of claim 2-4, which is characterized in that described Two push away hook and drive rod integrated molding.

6. a kind of printer flip structure of POS machine according to claim 2, which is characterized in that set on the drive rod There is reinforcing rib.

7. a kind of printer flip structure of POS machine according to claim 1, which is characterized in that the lower end of the warehouse lid Centre is equipped with the notch for paper delivery.

8. a kind of printer flip structure of POS machine according to claim 7, which is characterized in that the lower section of the notch Equipped with mica under-cutter piece.

9. a kind of printer flip structure of POS machine according to claim 8, which is characterized in that the mica under-cutter piece tool There is the jagged edge of a knife.