CN215904158U - Portable printer - Google Patents

Abstract

The utility model discloses a portable printer, which relates to the technical field of printers, and adopts the technical scheme that: including printer core and locate the outer shell of printer core, be equipped with the paper storehouse on the printer core, the shell includes protecgulum and hou gai, the lateral part of printer core is equipped with a plurality of locating hole, be equipped with the screw hole on protecgulum or the back lid, wear to be equipped with threaded connection on the locating hole and overlap the connecting bolt on the screw hole, be equipped with between protecgulum and the back lid and be used for buckle structure with protecgulum and back lid lock, and the two lock, form the uncapping mouth on one side of protecgulum and back lid, the uncapping mouth is counterpointed with the paper storehouse, be equipped with the closing cap on the printer core, the closing cap is used for sealing the uncapping mouth, and the one end of closing cap forms the exit slot with the one end of uncapping mouth. The printer core can be independently assembled and then protected by closing the cover by the shell, so that the printer core is convenient to produce, install, replace and overhaul, the cost is reduced, and the printer core cover has the effect of improving the convenience of production and installation.

Description

Portable printer

Technical Field

The utility model relates to the technical field of printers, in particular to a portable printer.

Background

The strip machine is a portable printer, when printing, the thermal sensitive paper is led out by the scroll and then passes through between the printing head and the rubber roller which are arranged in a tangent mode, the protective layer of the thermal sensitive paper is contacted with the printing head, the raw paper of the thermal sensitive paper is contacted with the rubber roller, the heating body of the printing head generates heat, the heat is conducted to the thermal sensitive coating through the protective layer of the thermal sensitive paper, the colorless dye and the color developing agent in the thermal sensitive coating generate chemical reaction with heat to change color, a printed ticket face containing set characters or images is formed, and printing is completed.

If the Chinese patent with the publication number of CN211968907U and publication date of 2020.11.20 discloses a miniature handheld thermal printer with a front cover, the miniature handheld thermal printer comprises a thermal sensitive sheet, a rubber roller, a cover body and a base, a paper outlet is formed between the cover body and the base, and a first buckling piece is arranged at the position, close to the paper outlet, of the cover body; the base sets up the hasp subassembly being close to exit slot department, the hasp subassembly includes the pivot, the rotation piece, two second buckle spare, open lid and elastic component, the pivot rotationally sets up on the base, it is connected with the pivot drive to rotate the piece, it is located the middle part of pivot to rotate the piece, second buckle spare is including rotating articulated portion and sticking department, two second buckle spare are respectively through rotating articulated portion drive connection respectively at the axial both ends of pivot, open the lid and abut on with rotating the piece, it rotates to rotate piece drive locking department around the axle, the elastic component butt is between second buckle spare and base, sticking department and first buckle spare block.

One of the heat-sensitive sheet and the rubber roller is arranged on the cover body, and the other of the heat-sensitive sheet and the rubber roller is arranged on the base, so that the heat-sensitive sheet and the rubber roller relatively form a paper feeding channel, and printing operation can be performed. But the core structure direct mount of printer on the lid, during the production installation, need adorn each part respectively on the casing after, just can counterpoint the lid to the casing, however the casing space of portable printer is less, and it is comparatively troublesome to adorn the part on the casing, and the structure is complicated, leads to the production installation comparatively troublesome to when the lid damages and needs to replace or overhaul, only can dismantle the part from the lid one by one and change the maintenance, comparatively troublesome and the cost is higher.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a portable printer, which can be used for independently assembling a printer core and then protecting the printer core by using a shell cover, is convenient to produce, install, replace and overhaul, reduces the cost and has the effect of improving the convenience of production and installation.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a portable printer, has the printer core of each part of printer and locates the outer shell of printer core including the equipment, be equipped with the paper storehouse on the printer core, the shell includes protecgulum and hou gai, the lateral part of printer core is equipped with a plurality of locating hole, be equipped with on protecgulum or the back and correspond the complex screw hole with the locating hole, wear to be equipped with threaded connection in the connecting bolt on the screw hole on the locating hole, be equipped with between protecgulum and the back lid and be used for protecgulum and back lid buckle structure, and the two when buckling, form the uncapping mouth on one side of protecgulum and back lid, the uncapping mouth is counterpointed with the paper storehouse, be equipped with the closing cap on the printer core, the closing cap is used for sealing the uncapping mouth, and the one end of closing cap forms the exit slot with the one end of uncapping mouth.

Further setting: the cover opening is formed in the side portion of the shell, the bottom end of the sealing cover is hinged to the printer core, a paper outlet is formed between the top end of the sealing cover and the top end of the cover opening, and a cover opening structure used for controlling the sealing cover to open and close is arranged between the sealing cover and the printer core.

Further setting: the printer core is provided with the magnetic piece of inhaling that has magnetism on the surface towards the back lid, the back lid sets up to the magnetic lid that passes through of penetrable magnetism power of inhaling to be used for inhaling the printer magnetism through inhaling the piece and inhale the subsides and place on the metal article.

Further setting: the surface of the printer core facing the front cover is provided with a switch button used for controlling the opening and closing of the printer core, an elastic pressing piece is movably arranged at the position of the front cover corresponding to the switch button, one end of the elastic pressing piece is positioned on the outer surface of the front cover, and the other end of the elastic pressing piece is contacted with the switch button.

Further setting: set up the installing port that the activity of confession elasticity pressing member was worn to establish on the protecgulum, just the both sides of symmetry in the installing port on the protecgulum internal surface all are equipped with the spud pile, elasticity pressing member presses the splenium and locates elasticity of installing port department and presses two links on the splenium both sides, elasticity is pressed and is equipped with the extrusion portion on the splenium, the one end that elasticity was kept away from to the link is provided with the holding ring according to the splenium, the holding ring corresponds with the spud pile and cup joints the setting, and installs the back, the extrusion portion is contradicted on shift knob.

Further setting: the buckle structure covers the buckle after including receiving the connector link on the protecgulum and locating, the connector link is last to have seted up the joint mouth, cover the butt joint groove of seting up corresponding the grafting with the connector link after, the buckle is located on the butt joint groove, just the buckle corresponds with the joint mouth, and when protecgulum and back lid closed the lid, the buckle joint is in the joint mouth.

Further setting: each edge that the protecgulum kept away from the gaikou all is equipped with the connector link of being no less than two, the quantity one-to-one of buckle sets up in the connector link.

Further setting: the avris that the protecgulum was covered the surface towards the back is equipped with a plurality of locating piece, the back lid is equipped with the constant head tank of a plurality of and locating piece grafting one by one towards the cover on the surface.

Further setting: the inner wall of the rear cover is provided with a connecting column, the connecting column is provided with a pin groove, and the inner wall of the front cover is provided with a pin column which is correspondingly inserted with the pin groove.

Compared with the prior art, the utility model has the following advantages by adopting the technical scheme:

1. the printer core is arranged on the front cover or the rear cover by using the connecting bolt, so that the printer core is accurately arranged in the shell after the front cover and the rear cover are clamped, the shell is used for covering and protecting the printer core after the printer core is independently assembled, the production, the installation, the replacement and the maintenance are convenient, the cost is reduced, and the effect of improving the convenience of the production and the installation is achieved;

2. through the arrangement of the sealing cover, the cover opening of the front cover and the cover opening of the rear cover which are closed are conveniently sealed by the sealing cover, the paper outlet is provided for conveying printed printing paper, and meanwhile, the printing paper in the printer can be replaced by opening the sealing cover, so that the printer is convenient to install and use; the paper outlet is positioned at the side part of the sealing cover, so that the printing paper can be conveniently replaced;

3. the printer is convenient to control to start and stop through the arranged switch button, the use convenience is improved, the printer can be placed on a metal object to be magnetically attracted, positioned and placed in a matching mode through the magnetic attraction piece on the rear cover, and the carrying and the use are convenient;

4. through the positioning and matching of the pin column and the pin groove, after the printer core is positioned on the front cover or the rear cover, the pin column and the pin groove can be used for providing guidance for the cover closing, so that the front cover and the rear cover can be accurately closed conveniently, the clamping and matching of the buckle structure are convenient, the accurate assembly is convenient, and the convenience of production and installation is improved;

5. through the cooperation of link and spud, can make things convenient for shift knob's location installation, make its accuracy install the use to lieing in the printer core, improve the convenience of production installation.

Drawings

FIG. 1 is a schematic view of a portable printer;

fig. 2 is a schematic view of the structure in the rear side direction after the portable printer is exploded;

fig. 3 is a schematic view of the structure in the front-side direction after the portable printer is exploded;

fig. 4 is a schematic sectional view showing a structure of a housing portion after hiding a printer core.

In the figure: 1. a printer core; 11. a paper bin; 12. positioning holes; 13. a connecting bolt; 14. sealing the cover; 141. a rubber roller; 2. a housing; 21. a front cover; 211. an elastic pressing member; 2111. an elastic pressing part; 2112. a connecting frame; 2113. a pressing section; 2114. a positioning ring; 212. an installation port; 213. positioning the pile; 214. positioning blocks; 215. a pin; 22. a rear cover; 221. a butt joint groove; 222. positioning a groove; 223. connecting columns; 224. a pin slot; 225. a limiting ring; 23. a threaded hole; 24. opening a cover opening; 25. a paper outlet; 3. a buckle structure; 31. a connecting buckle; 311. a card interface; 32. buckling; 4. a cover opening structure; 41. a slide switch; 42. buckling a head; 43. buckling grooves; 5. a magnetic member; 6. a switch button; 7. knotting; 8. a circuit board; 9. a print head holder; 91. a print head; 10. a battery.

Detailed Description

The portable printer will be further described with reference to fig. 1 to 4.

A portable printer, as shown in figure 1, including the printer core that has each part of printer of equipment and locate the shell 2 outside the printer core 1, printer core 1 adopts the thermal-sensitive printing, has seted up exit slot 25 on shell 2 to the paper after printing is seen off, and is provided with knot 7 on the shell 2, and forms the shackle on knot 7, so that carry through knot 7, wholly small and exquisite, conveniently carries the use.

As shown in fig. 1, 2, and 3, the printer core 1 is provided with a paper hopper 11 for placing printing paper. The shell 2 includes protecgulum 21 and hou gai 22, the lateral part of printer core 1 is equipped with a plurality of locating hole 12, be equipped with on protecgulum 21 or the back lid 22 and correspond complex screw hole 23 with locating hole 12, wear to be equipped with threaded connection on the locating hole 12 and give connecting bolt 13 on the screw hole 23, so that be connected the protecgulum 21 with the back lid 22 and form the protection to printer core 1 week side, and after protecgulum 21 closed the lid with the back lid 22, form an opening lid mouth 24 on the homonymy of protecgulum 21 and back lid 22, opening lid mouth 24 is located the lateral part of shell 2, and align with paper storehouse 11, so that replace printing paper through opening lid mouth 24. Wherein, printer core 1 is including the core frame that has paper storehouse 11, install in the circuit board 8 of core frame one side, locate the printer head support 9 of core frame top one side and install the printer head 91 on printer head support 9, core frame bottom is equipped with the battery 10 that is used for providing the electric energy for printer core 1, printer head 91 is counterpointed with the position of rubber roll 141, and locate the top position department that paper storehouse 11 is close to exit slot 25, make printer core 1 rational in infrastructure distribution, whole small, and make things convenient for each part installation, improve the convenience of plant use.

As shown in fig. 2 and 3, be provided with magnetic piece 5 (like magnet) of inhaling that has magnetism on the surface of printer core 1 towards back lid 22, back lid 22 sets up to the magnetic permeable lid of penetrable magnetism power of inhaling, and be equipped with the spacing ring 225 that is used for cup jointing magnetic piece 5 on the back lid 22, so that close the lid installation back, utilize spacing ring 225 to inhale magnetic piece 5 and fix a position, so that it is stable to install, thereby be used for inhaling the magnetic attachment of printer and placing on the metal article through magnetic piece 5, make the printer can the magnetism adsorb in the refrigerator, on metal counter or other article that can inhale magnetism, make things convenient for the printer to use.

As shown in fig. 1 and 2, a cover 14 is further disposed on the printer core 1, the cover 14 is used for covering a cover opening 24, a bottom end of the cover 14 is hinged to the printer core, and a paper outlet 25 is formed between the top end and the top end of the cover opening 24, so that a cover is opened from a side portion, and the printing paper can be conveniently taken and placed. Further, install on the closing cap 14 and be used for cooperating the printer core 1 to carry out the printing rubber roll 141 of the print job, close the lid at closing cap 14 after, print rubber roll 141 and cooperate and carry out the print job in printer core 1's printer head 91 to make and beat printing paper and send out through printing the mouth, the rational utilization space improves the convenience of installation and use.

As shown in fig. 2, wherein, a cover opening structure 4 for controlling the opening and closing of the cover 14 is disposed between the cover 14 and the printer core, the cover opening structure 4 includes a sliding switch 41 slidably disposed outside the cover 14, a buckle 42 fixedly connected to the sliding switch 41, and a buckle groove 43 disposed on the printer core, the buckle groove 43 includes a sliding groove and a limiting groove, the width of the sliding groove is not less than the width of the buckle 42, the width of the limiting groove is less than the width of the buckle 42, the buckle 42 slides and penetrates through the sliding groove, and the sliding of the sliding switch 41 drives the buckle 42 to slide into the limiting groove to form a limit, so as to close the cover, when the cover is opened, the sliding switch 41 is controlled to drive the buckle 42 to slide into the sliding groove from the limiting groove, so that the buckle 42 can be separated from the buckle groove 43 through the sliding groove, thereby realizing the cover opening operation, facilitating the opening and closing operation of the cover 14 on the housing 2, and being convenient and fast in operation.

As shown in fig. 2, 3 and 4, a connecting column 223 is disposed on an inner wall of the rear cover 21, a pin groove 224 is disposed on the connecting column 223, and a pin 215 inserted into the pin groove 224 is disposed on an inner wall of the front cover 22, so that when the front cover 21 and the rear cover 22 are closed, guidance can be provided by cooperation of the pin 215 and the pin groove 224, and it is ensured that the front cover 21 and the rear cover are completely closed. A buckle structure 3 for buckling the front cover 21 and the rear cover 22 is arranged between the front cover 21 and the rear cover 22, so that the front cover 21 and the rear cover 22 are fixed to protect the printer core 1. Specifically, buckle structure 3 is including receiving connector link 31 on the protecgulum 21 and locating the buckle 32 on the back lid 22, seted up joint interface 311 on the connector link 31, offer the butt joint groove 221 that corresponds the grafting with connector link 31 on the back lid 22, buckle 32 is located on butt joint groove 221, and buckle 32 corresponds with joint interface 311, when protecgulum 21 closes the lid with back lid 22, buckle 32 joint is in joint interface 311, moreover, the steam generator is simple in structure, it is fixed to make things convenient for protecgulum 21 to close the lid with back lid 22, and the installation convenience is improved. Wherein, each side that the protecgulum 21 leaves the lid mouth 24 far away all is equipped with the connector link 31 of being no less than two, and the quantity one-to-one of buckle 32 sets up corresponding to connector link 31 to form two at least spacing, improve the stability of installation. Simultaneously, be equipped with a plurality of locating piece 214 on the avris on the protecgulum 21 towards back lid 22 surface, back lid 22 is equipped with the constant head tank 222 of a plurality of and locating piece 214 grafting one by one towards the surperficial of lid 21 to when making protecgulum 21 and back lid 22 close the lid installation, can utilize the gomphosis formation location of locating piece 214 and constant head tank 222, improve the stability after the installation.

As shown in fig. 2 and 3, a switch button 6 for controlling the opening and closing of the printer core 1 is disposed on a surface of the printer core 1 facing the front cover 21, an elastic pressing piece 211 is movably disposed at a position of the front cover 21 corresponding to the switch button 6, one end of the elastic pressing piece 211 is located on an outer surface of the front cover 21, and the other end of the elastic pressing piece 211 contacts with the switch button 6, so as to press the switch button 6 through the elastic pressing piece 211, thereby facilitating the starting of the printer. Specifically, the front cover 21 is provided with an installation opening 212 through which the elastic pressing piece 211 is movably inserted, and positioning posts 213 are disposed on the inner surface of the front cover 21 and are symmetrical to both sides of the installation opening 212, the elastic pressing piece 211 comprises an elastic pressing portion 2111 disposed at the installation opening 212 and two connecting frames 2112 disposed on both sides of the elastic pressing portion 2111, an extrusion portion 2113 is disposed on the elastic pressing portion 2111, one end of the connecting frame 2112, which is away from the elastic pressing portion 2111, is provided with a positioning ring 2114, the positioning ring 2114 is correspondingly sleeved with the positioning posts 213, and after installation, the extrusion portion 2113 abuts against the switch button 6, so that during installation, the elastic pressing piece 211 can be installed on the installation opening 212 of the front cover 21 only by sleeving the positioning ring 2114 on the positioning posts 213, and after the front cover 21 and the rear cover 22 are closed, the extrusion portion 2113 abuts against the switch button 6, and installation and use are facilitated.

The working principle is as follows: through setting up printer core 1 wholly, make through the cooperation of locating hole 12 with screw hole 23, can utilize connecting bolt 13 to install printer core 1 on back lid 22, cooperate in buckle structure 3 again, it is fixed with protecgulum 21 and back lid 22 buckle 32, it is fixed to realize closing of protecgulum 21 and back lid 22 and cover, and close the lid in-process, printer core 1 is fixed in all the time on back lid 22, print core 1 rigidity when guaranteeing to close the lid, so that accurate assembly is used. Then, the front cover 21 and the rear cover 22 are closed by the seal cover 14, the rear cover opening 24 is closed, the paper outlet 25 is formed, production and assembly of the printer are completed, and when the printer is used, printing paper in the paper bin 11 can be replaced conveniently and quickly by opening the seal cover 14 on the side portion. Through the technical scheme, the printer core 1 can be independently assembled and then protected by closing the cover of the shell 2, the structure is simple, accurate assembly is facilitated, production, installation, replacement and maintenance are facilitated, the cost is reduced, and the effect of improving the convenience of production and installation is achieved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (9)

1. The portable printer is characterized by comprising a printer core (1) assembled with various parts of the printer and a shell (2) arranged outside the printer core (1), wherein a paper bin (11) is arranged on the printer core (1), the shell (2) comprises a front cover (21) and a rear cover (22), a plurality of positioning holes (12) are formed in the side part of the printer core (1), threaded holes (23) correspondingly matched with the positioning holes (12) are formed in the front cover (21) or the rear cover (22), connecting bolts (13) connected to the threaded holes (23) in a threaded manner are arranged on the positioning holes (12) in a penetrating manner, a buckling structure (3) used for buckling the front cover (21) and the rear cover (22) is arranged between the front cover (21) and the rear cover (22), and an open cover opening (24) is formed in one side of the front cover (21) and the rear cover (22) when the front cover (21) and the rear cover (22) are buckled, the opening cover opening (24) is aligned to the paper bin (11), a sealing cover (14) is arranged on the printer core (1), the sealing cover (14) is used for sealing the opening cover opening (24), and one end of the sealing cover (14) and one end of the opening cover opening (24) form a paper outlet (25).

2. The portable printer according to claim 1, wherein the cover opening (24) is formed in a side portion of the housing (2), a bottom end of the cover (14) is hinged to the printer core, a paper outlet (25) is formed between the top end and a top end of the cover opening (24), and a cover opening structure (4) for controlling the cover (14) to open and close is arranged between the cover (14) and the printer core.

3. The portable printer according to claim 1, wherein a magnetic attraction member (5) is disposed on a surface of the printer core (1) facing the rear cover (22), and the rear cover (22) is configured as a magnetic permeable cover capable of penetrating magnetic attraction force, so as to magnetically attach the printer to the metal product through the magnetic attraction member (5).

4. The portable printer according to claim 1, wherein a switch button (6) for controlling the opening and closing of the printer core (1) is arranged on a surface of the printer core (1) facing the front cover (21), an elastic pressing member (211) is movably arranged at a position of the front cover (21) corresponding to the switch button (6), one end of the elastic pressing member is positioned on the outer surface of the front cover (21), and the other end of the elastic pressing member is in contact with the switch button (6).

5. The portable printer according to claim 4, wherein the front cover (21) is provided with a mounting opening (212) through which the elastic pressing member (211) is movably inserted, and positioning posts (213) are disposed on both sides of the inner surface of the front cover (21) that are symmetrical to the mounting opening (212), the elastic pressing member (211) includes an elastic pressing portion (2111) disposed at the mounting opening (212) and two connecting frames (2112) disposed on both sides of the elastic pressing portion (2111), the elastic pressing portion (2111) is provided with a pressing portion (2113), one end of each connecting frame (2112) away from the elastic pressing portion (2111) is provided with a positioning ring (2114), the positioning ring (2114) and the positioning posts (213) are correspondingly sleeved, and after installation, the pressing portion (2113) abuts against the switch button (6).

6. The portable printer according to claim 1, wherein the buckle structure (3) comprises a connecting buckle (31) on the front cover (21) and a buckle (32) on the rear cover (22), the connecting buckle (31) is provided with a buckle interface (311), the rear cover (22) is provided with a butt-joint groove (221) correspondingly spliced with the connecting buckle (31), the buckle (32) is arranged on the butt-joint groove (221), the buckle (32) corresponds to the buckle interface (311), and when the front cover (21) and the rear cover (22) are closed, the buckle (32) is buckled in the buckle interface (311).

7. The portable printer according to claim 6, wherein the front cover (21) is provided with not less than two connecting buckles (31) on each side away from the cover opening (24), and the number of the buckles (32) is one-to-one corresponding to the connecting buckles (31).

8. The portable printer according to claim 1 or 6, wherein the front cover (21) has a plurality of positioning blocks (214) on its side facing the surface of the rear cover (22), and the rear cover (22) has a plurality of positioning grooves (222) on its surface facing the front cover (21) and inserted into the positioning blocks (214).

9. The portable printer according to claim 1, wherein a connecting column (223) is disposed on an inner wall of the rear cover (22), a pin groove (224) is disposed on the connecting column (223), and a pin (215) correspondingly inserted into the pin groove (224) is disposed on an inner wall of the front cover (21).

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