Outer shell structure of external label printer

Abstract

The utility model discloses an external label printer shell structure, which comprises a base, a flip cover is arranged on the base, the flip cover is hinged and matched with the base, a first inner frame is arranged in the base, and a second inner frame is arranged in the flip cover; at least two first positioning columns are arranged in the base, first mounting columns matched with the first positioning columns are arranged on the face, facing the base, of the first inner frame, and first connecting screws in threaded connection with the first mounting columns are arranged in the first positioning columns. At least two second installation columns are arranged in the flip cover, second positioning columns matched with the second installation columns are arranged on the face, facing the flip cover, of the second inner frame, and second connecting screws in threaded connection with the second installation columns are arranged in the second positioning columns. According to the utility model, the dismounting efficiency of the shell can be improved, and further the efficiency of consumable replacement, paper scrap cleaning and printer maintenance in the printer is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to label printing technical field especially is related to a kind of external label printer shell structure. BACKGROUND

[0002] External label printer is a kind of independent printing device specially used for printing small bill, label or bill. Usually work through external label paper roll or single label paper. It adopts heat-sensitive or thermal transfer technology, can quickly generate clear text, bar code or simple graphics, is applicable to retail cash register, logistics document, catering order and the like scene.

[0003] The shell structure of existing external label printer is too complex, resulting in the disassembly step of shell is tedious, and the efficiency of replacing internal consumables or cleaning internal paper scraps is low.

[0004] Therefore, it is urgent to develop an external label printer shell structure to improve the disassembly efficiency of shell, so as to solve the above technical problems. SUMMARY

[0005] The utility model aims at providing an external label printer shell structure, which can improve the disassembly efficiency of the shell, thereby improving the efficiency of replacing consumables, cleaning paper scraps and maintaining the printer inside the printer.

[0006] In order to achieve the above purpose, the utility model provides an external label printer shell structure, and the specific implementation scheme is as follows:

[0007] An external label printer shell structure, comprising a base, a flip cover is arranged on the base, the flip cover is hingedly connected with the base, a first inner frame is arranged in the base, and a second inner frame is arranged in the flip cover.

[0008] At least two first positioning columns are arranged in the base, first mounting columns matched with the first positioning columns are arranged on one side of the first inner frame facing the base, and first connecting screws are arranged in the first positioning columns and screwed with the first mounting columns.

[0009] At least two second mounting columns are arranged in the flip cover, second positioning columns matched with the second mounting columns are arranged on one side of the second inner frame facing the flip cover, and second connecting screws are arranged in the second positioning columns and screwed with the second mounting columns.

[0010] The utility model discloses a kind of external label printer shell structures, relative to prior art, by using the hinge structure of base and lid, first inner frame and base are connected using first mounting column and first positioning column fast positioning first connecting screw is screwed through first positioning column and first mounting column, realize the connection of first inner frame and base, second inner frame and lid are connected using second mounting column and second positioning column fast positioning second connecting screw is screwed through second positioning column and second mounting column, realize the connection of second inner frame and lid, overall structure only needs to be realized using the fixation of screw, when needing to replace consumables, paper scrap cleaning and printer maintenance, just the interior of base and lid can be opened by being uninstalled screw to operate, improve the disassembly efficiency of shell, and then improve the efficiency of consumables replacement, paper scrap cleaning and printer maintenance in printer interior.

[0011] In some embodiments, a connecting groove is formed on both sides of the first inner frame facing the one side of the lid, a plug-in hole is formed on the inner wall opposite to the two connecting grooves, a connecting protrusion is arranged on the one side of the second inner frame facing the base, a plug-in protruding column is arranged on the connecting protrusion, the plug-in protruding column is plugged into the plug-in hole, and the connecting protrusion rotates relative to the first inner frame along the circumferential direction of the plug-in hole.

[0012] By arranging the connecting groove on the first inner frame and the connecting protrusion on the second inner frame, the connecting protrusion is inserted into the connecting groove, and the plug-in protruding column on the connecting protrusion is inserted into the plug-in hole of the connecting groove, so that the connecting protrusion can rotate along the circumferential direction of the plug-in hole following the plug-in column, and the hinge connection of the lid and the base is realized.

[0013] In some embodiments, the plug-in protruding column and the plug-in hole are in interference fit, so that the outer peripheral wall of the plug-in protruding column and the inner peripheral wall of the plug-in hole produce hard friction.

[0014] The interference fit between the plug-in protruding column and the plug-in hole causes hard friction between the outer peripheral wall of the plug-in protruding column and the inner peripheral wall of the plug-in hole, and the angle positioning of the rotation of the lid and the base is realized by using the hard friction force.

[0015] In some embodiments, the lid and the base rotate to form a first state or a second state, and the second inner frame and the first inner frame rotate to form a first position and a second position.

[0016] In the first state, the second inner frame rotates from the first position to the second position along the circumferential direction of the plug-in hole under the drive of external force, and the lid and the base form a rotation angle, forming an open state.

[0017] In the second state, the second inner frame is rotated along the circumferential direction of the insertion hole from the second position to the first position under the drive of an external force, the second inner frame is buckled with the first inner frame, a label printing channel is formed between the first inner frame and the second inner frame, and the use state is formed.

[0018] The rotation of the first inner frame and the second inner frame between the first position and the second position realizes the switching of the opening state and the use state of the base and the flip cover, and ensures the normal performance of the use, maintenance, repair and replacement of the label printer.

[0019] In some embodiments, an inclined groove extending towards the base direction is arranged on the first inner frame, and an opening is arranged on the base corresponding to the position of the inclined groove, and the inclined groove and the second inner frame cooperatively form a paper feeding port.

[0020] By arranging the inclined groove extending towards the base direction on the first inner frame and adaptively arranging the opening on the base to cooperatively form the paper feeding port with the second inner frame, it is ensured that there is still space for loading the label paper after the flip cover and the base are rotated to be opened, and the stable delivery of the label paper is ensured.

[0021] In some embodiments, a first recess is arranged on the end of the first inner frame opposite to the inclined groove, a second recess is arranged on the second inner frame corresponding to the first recess, and the second recess cooperatively forms a paper discharging port with the first recess.

[0022] By arranging the first recess on the first inner frame and the second recess on the second inner frame, the first recess and the second recess form the paper discharging port for the printed label paper to be discharged when the first inner frame and the second inner frame are closed, and the smooth discharge of the label paper is ensured.

[0023] In some embodiments, a holding piece is arranged on the side wall of the flip cover to hold the rotation of the flip cover.

[0024] By arranging the holding piece on the side wall of the flip cover, the user can hold the rotation of the flip cover when the flip cover needs to be rotated, and the rotation convenience of the flip cover is improved.

[0025] In some embodiments, a first positioning recess is arranged at the top end of the first positioning column, and the end of the first mounting column is embedded in the first positioning recess; and a second positioning recess is arranged at the top end of the second positioning column, and the end of the second mounting column is embedded in the second positioning recess.

[0026] By arranging the first positioning recess and the second positioning recess, the quick positioning of the installation between the first inner frame and the base and the installation between the second inner frame and the flip cover is improved, and the installation convenience is improved.

[0027] Based on the above technical solutions, compared with the prior art, the present application has the following beneficial effects:

[0028] By adopting the base and the flip cover structure hinged with each other, the first inner frame and the base are connected by using the first mounting column and the first positioning column for quick positioning, and then the first connecting screw is screwed through the first positioning column and the first mounting column, the second inner frame and the flip cover are connected by using the second mounting column and the second positioning column for quick positioning, and then the second connecting screw is screwed through the second positioning column and the second mounting column, the overall structure only needs to be fixed by using the screws, and when consumables need to be replaced, paper scraps need to be cleaned and the printer needs to be maintained, the base and the flip cover can be opened by only unscrewing the screws, the disassembly efficiency of the shell is improved, and then the efficiency of consumables replacement, paper scrap cleaning and printer maintenance in the printer is improved. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a structural schematic view of the utility model;

[0030] Figure 2 It is a structural schematic view of another view of the utility model;

[0031] Figure 3 It is an exploded view of the utility model;

[0032] Figure 4 It is an exploded view of another view of the utility model.

[0033] BRIEF DESCRIPTION OF DRAWINGS:

[0034] 100, base; 110, first positioning column; 200, first inner frame; 210, connecting groove; 220, plug-in hole; 230, inclined slot; 240, first groove; 250, first mounting column; 300, flip cover; 310, second mounting column; 400, second inner frame; 410, second positioning column; 420, plug-in protrusion; 430, plug-in column; 440, second groove; 500, paper inlet; 600, paper outlet; 700, gripping piece. DETAILED DESCRIPTION

[0035] In order to facilitate the understanding of the utility model, the specific embodiments of the utility model will be described in more detail below with reference to the drawings of the specification.

[0036] Unless specifically stated or defined otherwise, the "first, second" used in the present text is only used for the differentiation of the name, and does not represent the specific quantity or order.

[0037] Unless specifically stated or defined otherwise, the term "and / or" used in the present text includes any and all combinations of one or more related listed items.

[0038] It should be noted that "fixed to", "connected to" herein can be directly fixed or connected to an element, or indirectly fixed or connected to an element.

[0039] As shown in the drawings, the external label printer shell structure provided by the embodiment comprises a base 100, a flip cover 300 is arranged on the base 100, the flip cover 300 is hingedly matched with the base 100, a first inner frame 200 is arranged in the base 100, and a second inner frame 400 is arranged in the flip cover 300. Figures 1-4

[0040] At least two first positioning columns 110 are arranged in the base 100, a first mounting column 250 matched with the first positioning column 110 is arranged on a side of the first inner frame 200 facing the base 100, and a first connecting screw is arranged in the first positioning column 110 and screwed with the first mounting column 250.

[0041] At least two second mounting columns 310 are arranged in the flip cover 300, a second positioning column 410 matched with the second mounting column 310 is arranged on a side of the second inner frame 400 facing the flip cover 300, and a second connecting screw is arranged in the second positioning column 410 and screwed with the second mounting column 310.

[0042] In some embodiments, a connecting groove 210 is arranged on each side of a side of the first inner frame 200 facing the flip cover 300, a plug-in hole 220 is arranged on opposite inner walls of the two connecting grooves 210, a connecting protrusion is arranged on a side of the second inner frame 400 facing the base 100, a plug-in protrusion is arranged on the connecting protrusion, the plug-in protrusion is plug-in matched with the plug-in hole 220, and the connecting protrusion rotates relative to the first inner frame 200 along a circumferential direction of the plug-in hole 220.

[0043] By arranging the connecting groove 210 on the first inner frame 200 and the connecting protrusion on the second inner frame 400, plug-in of the connecting protrusion into the connecting groove 210 and plug-in of the plug-in protrusion on the connecting protrusion into the plug-in hole 220 of the connecting groove 210 enable the connecting protrusion to rotate along the circumferential direction of the plug-in hole 220 following the plug-in protrusion 430, thereby realizing hinging of the flip cover 300 and the base 100.

[0044] In some embodiments, the plug-in protrusion is interference matched with the plug-in hole 220, so that the outer circumferential wall of the plug-in protrusion and the inner circumferential wall of the plug-in hole 220 produce hard friction.

[0045] ​The hard friction between the outer wall of the plug-in convex column and the inner wall of the plug-in hole 220 is formed by the interference fit of the plug-in convex column and the plug-in hole 220, and the angular positioning of the rotation of the cover 300 and the base 100 is realized by the hard friction force.

[0046] In some embodiments, the cover 300 and the base 100 are rotationally connected to form a first state or a second state, and the second inner frame 400 and the first inner frame 200 are rotationally connected to form a first position or a second position.

[0047] In the first state, the second inner frame 400 is rotated along the circumferential direction of the plug-in hole 220 from the first position to the second position under the driving of an external force, and the cover 300 and the base 100 form a rotation angle, forming an open state.

[0048] In the second state, the second inner frame 400 is rotated along the circumferential direction of the plug-in hole 220 from the second position to the first position under the driving of an external force, and the second inner frame 400 is buckled with the first inner frame 200, forming a label printing channel between the first inner frame 200 and the second inner frame 400, forming a use state.

[0049] The rotation of the first inner frame 200 and the second inner frame 400 between the first position and the second position realizes the switching of the open state and the use state of the base 100 and the cover 300, ensuring the normal use, maintenance, maintenance, replacement, etc. of the label printer.

[0050] In some embodiments, an inclined groove 230 extending towards the base 100 is provided on the first inner frame 200, and an opening corresponding to the position of the inclined groove 230 is provided on the base 100, and the inclined groove 230 and the second inner frame 400 cooperate to form a paper inlet 500.

[0051] By providing the inclined groove 230 extending towards the base 100 on the first inner frame 200, and providing the opening on the base 100 to cooperate with the second inner frame 400 to form the paper inlet 500, it is ensured that there is still space to load the label paper after the cover 300 and the base 100 are rotated and opened, and the stable conveying of the label paper is ensured.

[0052] In some embodiments, a first groove 240 is provided on the end of the first inner frame 200 opposite to the inclined groove 230, and a second groove 440 is provided on the second inner frame 400 corresponding to the first groove 240, and the second groove 440 and the first groove 240 cooperate to form a paper outlet 600.

[0053] By setting the first recess 240 on the first inner frame 200, setting the second recess 440 on the second inner frame 400, and using the cover of the first inner frame 200 and the second inner frame 400 to form the paper outlet 600 for the printed label paper to be sent out in the first recess 240 and the second recess 440 when in use, the smooth sending out of the label paper is ensured.

[0054] In some embodiments, a holding piece 700 is arranged on the side wall of the cover 300 to hold the rotation of the cover 300.

[0055] By arranging the holding piece 700 on the side wall of the cover 300, the user can hold the rotation when the cover 300 needs to be rotated, and the rotation convenience of the cover 300 is improved.

[0056] In some embodiments, a first positioning recess is arranged at the top end of the first positioning column 110, and the end of the first mounting column 250 is embedded in the first positioning recess; a second positioning recess is arranged at the top end of the second positioning column 410, and the end of the second mounting column 310 is embedded in the second positioning recess.

[0057] By arranging the first positioning recess and the second positioning recess, the installation between the first inner frame 200 and the base 100, and the installation between the second inner frame 400 and the cover 300 are quickly positioned, and the installation convenience is improved.

[0058] The outer label printer shell structure provided in the embodiment, compared with the prior art, by adopting the base 100 and the cover 300 structure which are hinged to each other, when the first inner frame 200 is connected with the base 100, the first mounting column 250 is quickly positioned with the first positioning column 110, and then the first connecting screw is screwed through the first positioning column 110 and the first mounting column 250, the connection between the first inner frame 200 and the base 100 is realized; when the second inner frame 400 is connected with the cover 300, the second mounting column 310 is quickly positioned with the second positioning column 410, and then the second connecting screw is screwed through the second positioning column 410 and the second mounting column 310, the connection between the second inner frame 400 and the cover 300 is realized, the whole structure only needs to be fixed by using the screw, when the consumables need to be replaced, the paper scraps need to be cleaned, and the printer needs to be maintained, the inside of the base 100 and the cover 300 can be opened only by removing the screw, the disassembly efficiency of the shell is improved, and then the efficiency of the consumables replacement, the paper scrap cleaning, and the printer maintenance in the inside of the printer is improved.

[0059] According to the disclosure and teaching of the above description, the skilled in the art of the present application can also change and modify the above embodiments. Therefore, the present application is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the present application should also fall within the protection scope of the claims of the present application. In addition, although some specific terms are used in the specification, these terms are only for convenience of description and do not constitute any limitation on the present application.

Claims

1. An external label printer housing structure, characterized in that, Includes a base (100), on which a flip cover (300) is provided, the flip cover (300) is hinged to the base (100), a first inner frame (200) is provided inside the base (100), and a second inner frame (400) is provided inside the flip cover (300); At least two first positioning posts (110) are provided inside the base (100), and a first mounting post (250) matching the first positioning post (110) is provided on the side of the first inner frame (200) facing the base (100). A first connecting screw that is screwed into the first mounting post (250) is provided inside the first positioning post (110). At least two second mounting posts (310) are provided inside the flip cover (300). A second positioning post (410) matching the second mounting post (310) is provided on the side of the second inner frame (400) facing the flip cover (300). A second connecting screw that is screwed into the second mounting post (310) is provided in the second positioning post (410).

2. The external label printer housing structure as described in claim 1, characterized in that, Connecting grooves (210) are provided on both sides of the side of the first inner frame (200) facing the flip cover (300). Insertion holes (220) are provided on the inner walls of the two connecting grooves (210) facing each other. Connecting protrusions are provided on the side of the second inner frame (400) facing the base (100). Insertion protrusions are provided on the connecting protrusions. The insertion protrusions are inserted into the insertion holes (220), and the connecting protrusions rotate relative to the first inner frame (200) along the circumferential direction of the insertion holes (220).

3. The external label printer housing structure as described in claim 2, characterized in that, The insertion protrusion is interference-fitted with the insertion hole (220) so that the outer peripheral wall of the insertion protrusion and the inner peripheral wall of the insertion hole (220) generate hard friction.

4. The external label printer housing structure as described in claim 2 or 3, characterized in that, The flip cover (300) and the base (100) are rotatably engaged to form a first state or a second state, and the second inner frame (400) and the first inner frame (200) are rotatably rotated relative to each other to form a first position and a second position; In the first state, the second inner frame (400) rotates from the first position to the second position along the circumferential direction of the insertion hole (220) under the drive of an external force, and a rotation angle is formed between the flip cover (300) and the base (100), forming an open state; In the second state, the second inner frame (400) is rotated from the second position to the first position along the circumferential direction of the insertion hole (220) under the drive of an external force. The second inner frame (400) is engaged with the first inner frame (200), and a label printing channel is formed between the first inner frame (200) and the second inner frame (400), thus forming a usage state.

5. The external label printer housing structure as described in claim 4, characterized in that, An inclined groove (230) extending toward the base (100) is provided on the first inner frame (200). The base (100) is open at the position corresponding to the inclined groove (230). The inclined groove (230) and the second inner frame (400) cooperate to form a paper inlet (500).

6. The external label printer housing structure as described in claim 5, characterized in that, A first groove (240) is provided on one end of the first inner frame (200) opposite to the inclined groove (230), and a second groove (440) is provided on the second inner frame (400) at the position corresponding to the first groove (240). The second groove (440) and the first groove (240) cooperate to form a paper outlet (600).

7. The external label printer housing structure as described in any one of claims 1-3, characterized in that, A grip (700) is provided on the side wall of the flip cover (300) for gripping and rotating the flip cover (300).

8. The external label printer housing structure as described in any one of claims 1-3, characterized in that, A first positioning recess is provided at the top of the first positioning post (110), and the end of the first mounting post (250) is embedded in the first positioning recess; a second positioning recess is provided at the top of the second positioning post (410), and the end of the second mounting post (310) is embedded in the second positioning recess.

Images