CN209051164U - A kind of thermal printer - Google Patents

A kind of thermal printer Download PDF

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Publication number
CN209051164U
CN209051164U CN201821436023.7U CN201821436023U CN209051164U CN 209051164 U CN209051164 U CN 209051164U CN 201821436023 U CN201821436023 U CN 201821436023U CN 209051164 U CN209051164 U CN 209051164U
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CN
China
Prior art keywords
main body
closing lid
interconnecting piece
thermal printer
mounting groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821436023.7U
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Chinese (zh)
Inventor
敬旭刚
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Nano-Electron Science And Technology Ltd Is Congratulated In Zhuhai
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Nano-Electron Science And Technology Ltd Is Congratulated In Zhuhai
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Publication of CN209051164U publication Critical patent/CN209051164U/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for

Abstract

A kind of thermal printer, including main body and closing lid, main body are provided with main body interconnecting piece, and closing lid is provided with closing lid interconnecting piece, and closing lid interconnecting piece can be rotated around main body interconnecting piece;Empty avoiding gap is equipped between main body and closing lid, empty avoiding gap can accommodate the rotational end of closing lid;Closing lid interconnecting piece or main body interconnecting piece are equipped with mounting groove.The utility model provides a kind of thermal printer, it solves existing thermal printer closing lid and opens difficulty, and closing lid junction and main body junction are easy the technical issues of interfering, structure is simple and is able to achieve closing lid in the quick installation in main body, is more able to achieve smooth opening and closing of the closing lid in main body.

Description

A kind of thermal printer
Technical field
The utility model relates to printing device technical fields, more particularly to a kind of thermal printer.
Background technique
With the development of society, for printed tickets, label thermal printer POS terminal system, banking system, The fields such as Medical Instruments are used widely, a kind of existing thermal printer as shown in Figure 1, including main body 2 and pass through company 102 axis hole of bar is connected to the closing lid 1 of main body 2, and closing lid 1 is more difficult in the installation in main body 2, real by the way of stirring closing lid 1 Now to the opening and closing of main body 2, and for this design structure, when opening closing lid 1, closing lid junction 101 is relative to master Body 2 moves outward, and for the beauty of printer, the back of printer is arranged in the junction of main body 2 and closing lid 1, which cuts If face is in big arc or circle, it will lead to opening for closing lid 1 and be not easily accomplished, that is to say, that closing lid junction 101 and master Body junction 201 is easy to interfere, and even more directly reduces the using effect of thermal printer.
Utility model content
In view of the problems of the existing technology, the utility model provides a kind of thermal printer, solves existing temperature-sensitive and beats Print machine closing lid opens difficulty and closing lid junction and main body junction is easy the technical issues of interfering, and structure is simple and energy Realize that closing lid in the quick installation in main body, is more able to achieve smooth opening and closing of the closing lid in main body.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of thermal printer, including main body and closing lid, the main body are provided with main body interconnecting piece, and the closing lid is provided with Closing lid interconnecting piece, the closing lid interconnecting piece can be rotated around the main body interconnecting piece;It is equipped with and keeps away between the main body and the closing lid Empty gap, the empty avoiding gap can accommodate the rotational end of the closing lid;The closing lid interconnecting piece or the main body interconnecting piece are set There is mounting groove.
Further, the mounting groove is equipped with construction opening, and the closing lid interconnecting piece is connected to institute by the construction opening State main body interconnecting piece.
Further, the center of the construction opening is higher than the center of the mounting groove.
Further, the construction opening is equipped with retention bead, connects for limiting the closing lid interconnecting piece around the main body Portion can be detached from the main body interconnecting piece when rotating.
Further, the mounting groove is set as special-shaped slot.
Further, projecting shaft based on the main body interconnecting piece setting, the closing lid interconnecting piece are equipped with the mounting groove, institute Stating closing lid interconnecting piece can rotate around the main body projecting shaft.
Further, the main body projecting shaft also passes through energy storage component and is connected to the closing lid groove portion and the main body.
Further, the energy storage component is torsional spring.
Further, the main body interconnecting piece is equipped with the mounting groove, and the closing lid interconnecting piece is set as closing lid projecting shaft, institute Stating closing lid projecting shaft can rotate around the main body interconnecting piece.
The utility model has the beneficial effects that
Thermal printer is provided with main body and box cover, and closing lid is connected to master set by main body by set closing lid interconnecting piece Body interconnecting piece, and closing lid interconnecting piece can be rotated around main body interconnecting piece, wherein empty avoiding gap, empty avoiding are equipped between main body and closing lid Gap can accommodate the rotational end of closing lid, and specifically when opening closing lid, closing lid interconnecting piece is rotated around main body interconnecting piece, close The rotational end of lid is accommodated by empty avoiding gap, therefore will not generate any interference, and the opening and closing of closing lid are all much smoother, this Outside, closing lid interconnecting piece or main body interconnecting piece are equipped with mounting groove, by mounting groove convenient for closing lid in the quick installation in main body.This The thermal printer that utility model provides, structure is simple and is able to achieve closing lid in the quick installation in main body, is more able to achieve closing lid Smooth opening and closing in main body.
Detailed description of the invention
Fig. 1 is the structure chart of the thermal printer in the prior art of the utility model;
Fig. 2 is the structure chart of one thermal printer of the utility model embodiment;
Fig. 3 is the mechanism exploded view of one thermal printer of the utility model embodiment;
Fig. 4 is the half sectional view of one thermal printer of the utility model embodiment;
Fig. 5 is the closing lid and main body separate structure figure of one thermal printer of the utility model embodiment;
Fig. 6 is the closing lid and main body separate structure figure of two thermal printer of the utility model embodiment.
In figure, 1-closing lid, 101-closing lid junctions, 102-connecting rods, 2-main bodys, 201-main body junctions, 3-masters Body, 301-pedestals, 302-frameworks, 5-closing lids, 7-empty avoiding gaps, 8-rotational ends, 401-main body projecting shafts, 601- Mounting groove, 611-retention beads, 9-energy storage components, 402-mounting grooves, 412-retention beads, 602-closing lid projecting shafts, 10-paper axises, 11-paper axises pull out part, 12-switches, 13-print heads, 14-mainboards, 15-exacerbation pieces, 16-lamp plates
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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one:
- Fig. 5 referring to fig. 2, Fig. 2 are the structure chart of one thermal printer of the utility model embodiment, and Fig. 3 is the utility model The mechanism exploded view of one thermal printer of embodiment, Fig. 4 are the half sectional view of one thermal printer of the utility model embodiment, figure 5 be the closing lid and main body separate structure figure of one thermal printer of the utility model embodiment.
The present embodiment provides a kind of thermal printers, beat for fields such as POS terminal system, banking system, Medical Instruments Bill, label etc. are printed, as Figure 2-3, the building block of the thermal printer in the present embodiment includes by pedestal 301 and framework The main body 3 that 302 connections are formed, closing lid 5 and the energy storage component 9 being contained in main body 3, paper axis 10, paper axis pull out part 11, switch 12, Print head 13, aggravates piece 15 and lamp plate 16 at mainboard 14.Wherein, main body 3 is provided with main body interconnecting piece, and closing lid 5 is provided with closing lid company Socket part, closing lid interconnecting piece can be rotated around main body interconnecting piece, empty avoiding gap 7 is equipped between main body 3 and closing lid 5, empty avoiding gap 7 can hold Receive the rotational end 8 of closing lid 5, specifically when opening closing lid 5 upwards, and when close closing lid 5 downwards, closing lid connects Socket part is rotated around main body interconnecting piece, and the rotational end 8 of closing lid 5 can be accommodated by empty avoiding gap 7, therefore will not generate any interference, The opening and closing of closing lid 5 are all much smoother, in addition, closing lid interconnecting piece or main body interconnecting piece are equipped with mounting groove 601 (402), along Mounting groove 601 (402) is convenient for closing lid 5 in the quick installation in main body 3.
In the present embodiment, it can be but be not limited to, projecting shaft 401 based on the setting of main body interconnecting piece, closing lid interconnecting piece Equipped with mounting groove 601, in addition, main body projecting shaft 401 and main body 3 are integrally formed, mounting groove 601 and closing lid 5 are integrally formed, and can be saved About die cost, material cost and assembly cost, even more structure are simple.Mounting groove 601 may be configured as circular trough or special-shaped slot, As long as being able to achieve mounting groove 601 can rotate around main body projecting shaft 401, in the present embodiment, it can be but be not limited to, for reality For existing closing lid 5 in the quick installation in main body 3, mounting groove 601 is equipped with construction opening, and the width of construction opening is slightly less than main body stretching The diameter of axle of axis 401, under the elastic reaction of the construction opening, by the way that mounting groove 601 is caught in main body projecting shaft along construction opening 401, to realize the connection of mounting groove 601 Yu main body projecting shaft 401, the internal diameter of mounting groove 601 is greater than the outer of main body projecting shaft 401 Diameter, closing lid interconnecting piece can be rotated around main body projecting shaft 401, and the center of construction opening set by mounting groove 601 is higher than installation The center of slot 601 is not easily separated from main body projecting shaft 401 for limiting mounting groove 601, further under external force Construction opening is additionally provided with retention bead 611, further limits mounting groove 601 and is not easily separated from main body stretching under external force Axis 401, even more limitation mounting groove 601 can be detached from main body projecting shaft 401 when rotating around main body projecting shaft 401, that is, limit Closing lid interconnecting piece can be detached from main body projecting shaft 401 when rotating around main body projecting shaft 401.It is set as the mounting groove of the form of special-shaped slot 601 can be understood as the annulus with notch (construction opening), when installing closing lid 5 in main body 3, due to the width of the notch Degree is slightly less than the diameter of axle of main body projecting shaft 401, under the elastic reaction of the notch, by the way that mounting groove 601 to be caught in along the notch Main body projecting shaft 401, to realize the connection of mounting groove 601 Yu main body projecting shaft 401, moreover it is possible to guarantee mounting groove 601 not in external force Without departing from main body projecting shaft 401 under effect, structure is simple and is able to achieve closing lid 5 in the quick installation in main body 3.In addition, main Empty avoiding gap 7 is equipped between body 3 and closing lid 5, empty avoiding gap 7 can accommodate the rotational end 8 of closing lid 5, specifically open upwards When closing lid 5, and when downward closing closing lid 5, mounting groove 601 is rotated around main body projecting shaft 401, the rotation of closing lid 5 End 8 is accommodated by empty avoiding gap 7, therefore will not generate any interference, and the opening and closing of closing lid 5 are all much smoother, certainly, in order to Guarantee that the degree opened of closing lid 5 is optimal, be equipped with the abutting part that limitation closing lid 5 opens degree in main body 3, abutting part can be with It is that the edge in empty avoiding gap 7 or other be able to achieve limit the design structure that closing lid 5 opens degree, even more conveniently operates with.
In addition, the thermal printer of the present embodiment is additionally provided with to be more convenient in opening closing lid 5 and is connected to main body stretching The energy storage component 9 of axis 401, closing lid 5 and main body 3, energy storage component 9 can be the structures such as torsional spring, in installation closing lid 5 in main body 3 When, first energy storage component 9 is installed on main body projecting shaft 401, since the width of construction opening is slightly less than main body projecting shaft 401 The diameter of axle, under the elastic reaction of construction opening, by the way that mounting groove 601 is caught in main body projecting shaft 401 along the construction opening, with Realize the connection of mounting groove 601 and main body projecting shaft 401, additional retention bead 611 guarantees mounting groove 601 not in external force Under without departing from main body projecting shaft 401, even more limitation mounting groove 601 can be detached from main body when rotating around main body projecting shaft 401 and stretch Shaft 401, and realize that energy storage component 9 is connected to main body projecting shaft 401, closing lid 5 and main body 3, utilize the lever principle of torsional spring The opening for reaching closing lid 5 is laborsaving simple.
In addition, when closing lid 5 is closed in the state of main body 3, the back section of thermal printer is in arc in the present embodiment The various shapes such as shape, circle are no longer limited by requirement of the thermal printer constructions shown in Fig. 1 for appearance, the present embodiment In closing lid 5 it is wide in the connection type applicability in main body 3.In the overall appearance of thermal printer, closing lid 5 is relative to main body 3 back can have the part outwardly protruded, or the part being recessed inwardly or outer edge match, therefore rotational end 8 can It is contained in the inner or outer side of main body 3, specifically, closing lid 5 has the part outwardly protruded relative to the back of main body 3, practical On be that closing lid interconnecting piece and main body projecting shaft 401 or closing lid interconnecting piece outwardly protrude the back of main body 3, either closing lid 5 Open or close under state, rotational end 8 is to be accommodated in the outside of main body 3, and closing lid 5 has relative to the back of main body 3 The part or outer edge being recessed inwardly match, actually closing lid interconnecting piece and main body projecting shaft 401 or closing lid interconnecting piece It is recessed inwardly for the back of main body 3, either closing lid 5 opens or closes under state, and rotational end 8 is accommodated in main body 3 inside.
Embodiment two:
It is the closing lid and main body separate structure figure of two thermal printer of the utility model embodiment referring to Fig. 6, Fig. 6.
The difference between this embodiment and the first embodiment lies in main body interconnecting piece is equipped with mounting groove 402, closing lid interconnecting piece is set as Closing lid projecting shaft 602, mounting groove 402 are equipped with construction opening, and closing lid projecting shaft 602 is installed on main body connection by mounting groove 402 Portion can simultaneously be rotated around main body interconnecting piece.Mounting groove 402 may be configured as circular trough or special-shaped slot, as long as being able to achieve closing lid projecting shaft 602 can rotate around mounting groove 402, in the present embodiment, can be but are not limited to, in construction opening set by mounting groove 402 Heart position is higher than the center of mounting groove 402, is not easily separated from installation under external force for limiting closing lid projecting shaft 602 Slot 402, further mounting groove 402 is equipped with retention bead 412, does not hold under external force for limiting closing lid projecting shaft 602 It is easily detached from mounting groove 402, main body interconnecting piece can be detached from when even more limitation closing lid projecting shaft 602 is rotated around main body interconnecting piece.Installation Slot 402 can be understood as the annulus with notch (construction opening), when installing closing lid 5 in main body 3, due to the notch Width is slightly less than the diameter of axle of closing lid projecting shaft 602, and under the elastic reaction of notch, closing lid projecting shaft 602 is blocked along the notch Enter mounting groove 402, to realize the connection of closing lid projecting shaft 602 Yu mounting groove 402, moreover it is possible to guarantee closing lid projecting shaft 602 not outside Without departing from mounting groove 402 under power effect, structure is simple and is able to achieve closing lid 5 in the quick installation in main body 3.In addition, main body Empty avoiding gap 7 is equipped between 3 and closing lid 5, empty avoiding gap 7 can accommodate the rotational end 8 of closing lid 5, specifically open conjunction upwards When lid 5, and when downward closing closing lid 5, closing lid projecting shaft 602 is rotated around mounting groove 402, the rotation end of closing lid 5 End 8 is accommodated by empty avoiding gap 7, therefore will not generate any interference, and the opening and closing of closing lid 5 are all much smoother, certainly, in order to protect The degree that card closing lid 5 is opened is optimal, the abutting part that limitation closing lid 5 opens degree is equipped in main body 3, abutting part, which can be, to be kept away The edge of empty gap 7 or other design structures for being able to achieve limitation closing lid 5 and opening degree, even more conveniently operate with.
In addition, the thermal printer of the present embodiment is additionally provided with to be more convenient in opening closing lid 5 and is connected to closing lid stretching The energy storage component 9 of axis 602, closing lid 5 and main body 3, energy storage component 9 can be the structures such as torsional spring, in installation closing lid 5 in main body 3 When, first energy storage component 9 is installed on closing lid projecting shaft 602, since the width of construction opening is slightly less than closing lid projecting shaft 602 Closing lid projecting shaft 602 is caught in mounting groove 402 along the construction opening, with reality under the elastic reaction of construction opening by the diameter of axle The connection of existing closing lid projecting shaft 602 and mounting groove 402, additional retention bead 412 guarantee closing lid projecting shaft 602 not in outer masterpiece It without departing from mounting groove 402 under, and realizes that energy storage component 9 is connected to closing lid projecting shaft 602, closing lid 5 and main body 3, utilizes The opening that the lever principle of torsional spring reaches closing lid 5 is laborsaving simple.Other are consistent with above-described embodiment one, and details are not described herein.
Above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although referring to preferred embodiment pair The utility model is described in detail, it will be appreciated by those skilled in the art that can to the technical solution of the utility model into Row, which is modified, or equivalent replacement is without departing from the objective and range of the technical program should all cover the power in the utility model In sharp claimed range.

Claims (9)

1. a kind of thermal printer, including main body and closing lid, the main body is provided with main body interconnecting piece, and the closing lid is provided with conjunction Lid interconnecting piece, the closing lid interconnecting piece can be rotated around the main body interconnecting piece, it is characterised in that:
Empty avoiding gap is equipped between the main body and the closing lid, the empty avoiding gap can accommodate the rotational end of the closing lid;
The closing lid interconnecting piece or the main body interconnecting piece are equipped with mounting groove.
2. thermal printer according to claim 1, it is characterised in that: the mounting groove is equipped with construction opening, the conjunction Lid interconnecting piece is connected to the main body interconnecting piece by the construction opening.
3. thermal printer according to claim 2, it is characterised in that: the center of the construction opening is higher than described The center of mounting groove.
4. thermal printer according to claim 3, it is characterised in that: the construction opening is equipped with retention bead, is used for The main body interconnecting piece can be detached from by limiting when the closing lid interconnecting piece is rotated around the main body interconnecting piece.
5. thermal printer according to claim 4, it is characterised in that: the mounting groove is set as special-shaped slot.
6. -5 any thermal printer according to claim 1, it is characterised in that: based on the main body interconnecting piece setting Projecting shaft, the closing lid interconnecting piece are equipped with the mounting groove, and the closing lid interconnecting piece can be rotated around the main body projecting shaft.
7. thermal printer according to claim 6, it is characterised in that: the main body projecting shaft is also connected by energy storage component It is connected to the closing lid interconnecting piece and the main body.
8. thermal printer according to claim 7, it is characterised in that: the energy storage component is torsional spring.
9. -5 any thermal printer according to claim 1, it is characterised in that: the main body interconnecting piece is equipped with the peace Tankage, the closing lid interconnecting piece are set as closing lid projecting shaft, and the closing lid projecting shaft can be rotated around the main body interconnecting piece.
CN201821436023.7U 2018-07-27 2018-09-04 A kind of thermal printer Active CN209051164U (en)

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Application Number Priority Date Filing Date Title
CN201821204141 2018-07-27
CN2018212041415 2018-07-27

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CN201811022177.6A Pending CN108944062A (en) 2018-07-27 2018-09-04 A kind of thermal printer

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108944062A (en) * 2018-07-27 2018-12-07 珠海贺纳电子科技有限公司 A kind of thermal printer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108944062A (en) * 2018-07-27 2018-12-07 珠海贺纳电子科技有限公司 A kind of thermal printer

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