CN217347247U

CN217347247U - Printer housing

Info

Publication number: CN217347247U
Application number: CN202123250391.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhuhai Hengsheng Barcode Equipment Co Ltd
Current assignee: Zhuhai Hengsheng Barcode Equipment Co Ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-09-02
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to a printing apparatus technical field provides a printer housing, include: the two sides of the main shell are respectively provided with two coaxially arranged transfer holes; the two sides of the upper cover are respectively provided with two connecting holes which are coaxially arranged; two fasteners set up respectively on two connecting holes of upper cover, all include buckle joint and buckling part on each fastener, buckling part includes two switching pieces that set up along the axis symmetry that buckle connects to and two cramps that set up along the axis symmetry that buckle connects, and two cramps straining is on the connecting hole, and two switching pieces pass the connecting hole and wear to establish on the switching hole to make the upper cover rotate to be connected on main shell. Compared with the prior art, the utility model provides a technical problem of present printer housing dismouting difficulty, make printer housing quick assembly disassembly, overall structure is simple, is favorable to maintenance and maintenance, improves production efficiency.

Description

Printer housing

Technical Field

The utility model relates to a printing apparatus technical field, concretely relates to printer housing.

Background

The printer usually can supply new paper or change printing consumables such as carbon ribbon, ink horn in the use, supply or change the in-process, need open the apron of printer to put into the paper storehouse with new paper or change the inside printing consumables of printer.

Among present printer, it connects on the organism through changeing round pin direct rotation usually to print the apron, the installation difficulty, and be difficult to the dismouting, when printing the electrical components on the apron and break down, people can only dismantle the change to electrical components under the open mode of printing the apron usually, hardly will print and maintain after the apron is pulled down, operating space is not enough, and other parts on the organism are touched easily still during the change, cause the damage to the organism, it is very troublesome to make the printer maintain, work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a printer housing to solve the technical problem of present printer housing dismouting difficulty, make printer housing quick assembly disassembly, overall structure is simple, is favorable to maintenance and maintenance, improves production efficiency.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

there is provided a printer housing comprising: the main shell is provided with two coaxially arranged switching holes on two sides respectively; the two sides of the upper cover are respectively provided with two connecting holes which are coaxially arranged; the two fasteners are arranged on the two connecting holes of the upper cover respectively, each fastener comprises a fastening joint and a fastening part, the fastening part comprises two switching pieces symmetrically arranged along the axis of the fastening joint and two fastening pieces symmetrically arranged along the axis of the fastening joint, the two fastening pieces are fastened on the connecting holes, and the two switching pieces penetrate through the connecting holes and penetrate through the switching holes so that the upper cover is rotatably connected to the main shell.

Compare prior art, this printer housing has following beneficial effect at least: two fasteners can be respectively buckled on the connecting hole, realize the quick installation on the connecting hole, then utilize the switching piece of fastener, make two fasteners rotate respectively and set up on two switching holes, effectively and install the upper cover on main shell rapidly, and in the dismantlement in-process, the upper cover can release the fastener of one of them connecting hole earlier, then release another fastener, thereby accomplish the quick dismantlement on main shell, the technical problem of difficult dismantlement between upper cover and the organism at present has been solved, improve dismouting efficiency, be convenient for the maintenance and the maintenance of complete machine.

Optionally, the two connecting holes are respectively located at inner sides of the corresponding transfer holes, and the two transfer pieces are back to the upper cover and respectively penetrate through the two transfer holes.

Optionally, two of the fastening pieces are provided with a convex fastening portion, and the convex fastening portion is clamped at the outer side of the connecting hole.

Optionally, the convex buckle portion abuts between the connecting hole and the corresponding transfer hole.

Optionally, an annular convex part is arranged on the buckle joint, and the two adapter pieces and the two buckle pieces are annularly and circumferentially arranged on the annular convex part.

Optionally, the printer housing further comprises a rotating shaft, two of the fasteners are provided with through holes, and two ends of the rotating shaft are respectively arranged on the through holes of the fasteners in a penetrating manner.

Optionally, two clamping pieces are symmetrically arranged on the lock joint, and the two clamping pieces are used for clamping and fixing the end part of the rotating shaft.

Optionally, the buckle joint further comprises a positioning piece arranged oppositely, and an arc-shaped positioning surface connected with the inner side wall of the through hole is arranged on the inner side of the positioning piece.

Optionally, the outer surface of the adapter plate is an arc surface, and the axis of the arc surface coincides with the axis of the buckle joint.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a printer housing according to an embodiment of the present invention;

FIG. 2 is a schematic exploded view of the printer housing provided in FIG. 1;

FIG. 3 is a schematic view of the fastener shown in FIG. 2 from a first perspective;

FIG. 4 is a schematic view of the fastener shown in FIG. 2 from a second perspective;

FIG. 5 is a full cross-sectional view of the printer housing provided in FIG. 1;

fig. 6 is a partially enlarged schematic view of a portion a of fig. 5.

The reference numbers illustrate:

main case 100, transfer hole 110;

an upper cover 200, a connection hole 210;

the fastener 300, the fastening head 310, the annular convex portion 311, the step portion 3111, the through hole 312, the clip 313, the positioning piece 314, the arc-shaped positioning surface 3141, the fastening portion 320, the adapter 321, the fastening piece 322, and the convex fastening portion 3221.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The printer housing according to the embodiment of the present invention will now be described with reference to the accompanying drawings.

Referring to fig. 1 to 6, a printer housing includes a main housing 100, an upper cover 200 and two fasteners 300, two transfer holes 110 are disposed on two opposite sides of the main housing 100, the two transfer holes 110 are coaxially disposed on the main housing 100, two connection holes 210 are disposed on two opposite sides of the upper cover 200, the two connection holes 210 are coaxially disposed on the upper cover 200, and the two fasteners 300 are respectively disposed on the two connection holes 210 of the upper cover 200 for connecting the upper cover 200 and the main housing 100. The fastener 300 comprises a fastening head 310 and a fastening part 320, a basic main body of the fastening head 310 is a revolving body structure, an axis is arranged in the middle of the fastening head, the fastening part 320 comprises two adapter pieces 321 and two fastening pieces 322, the two adapter pieces 321 and the two fastening pieces 322 are symmetrically arranged on the fastening head 310 along the axis of the fastening head 310, the two fastening pieces 322 are used for fastening on the connecting hole 210, so that the fastener 300 is fixed on the upper cover 200, and the disassembly and assembly are convenient, and the two adapter pieces 321 simultaneously penetrate through the connecting hole 210 and penetrate through the connecting hole 110, so that the upper cover 200 is rotatably connected on the main shell 100.

It should be noted that the two fastening pieces 322 are symmetrically disposed on the upper cover 200 and extend outward away from the axis of the fastening connector 310, the connection hole 210 and the transfer hole 110 are both circular holes, the two fastening pieces 322 are fastened on the connection hole 210 through elastic deformation capability therebetween, that is, the fastening device 300 is fastened on the connection hole 210 through the two fastening pieces 322, the two fastening pieces 321 are a rotating connection part of the upper cover 200 in the transfer hole 110, the two fastening pieces 321 symmetrically abut against opposite sides of the edge of the transfer hole 110, and a central connection line between the two fastening pieces passes through the axis of the fastening connector 310, so that the fastening device 300 can rotate along the inner edge of the transfer hole 110, thereby rotatably connecting the upper cover 200 to the main housing 100.

Compared with the prior art, the utility model discloses a two fasteners 300 can be respectively the lock joint on connecting hole 210, realize the quick installation on connecting hole 210, then utilize the switching piece 321 of fastener 300, make two fasteners 300 rotate respectively and set up on two switching holes 110, effectively and install upper cover 200 on main casing 100 rapidly, and at the dismantlement in-process, upper cover 200 can release fastener 300 on one of them connecting hole 210 earlier, then push out another fastener 300, thereby accomplish the quick dismantlement on main casing 100, the difficult technical problem who dismantles between present upper cover 200 and the organism has been solved, the efficiency of the dismouting is improved, be convenient for maintenance and maintenance of complete machine.

In an embodiment of the present invention, the two connection holes 210 are respectively located at the inner sides of the corresponding transfer holes 110, and the distance between the two connection holes 210 is smaller than the distance between the two transfer holes 110, so that the upper cover 200 can be placed between the two transfer holes 110 of the main housing 100, and the axis of the connection hole 210 coincides with the axis of the transfer hole 110. The two adapter pieces 321 of the fastener 300 protrude outwards from the upper cover 200, and since the switch holes 110 are located outside the connection holes 210, the two adapter pieces 321 of the fastener 300 protrude outwards and penetrate through the connection holes 210. The fasteners 300 are symmetrically protruded from the upper cover 200, and the through holes 110 at both sides limit the upper cover 200, so that the fasteners 300 cannot be separated from the connection holes 210, and the upper cover 200 is stably hinged to the main housing 100.

Furthermore, the two fastening pieces 322 have a convex fastening portion 3221, the convex fastening portion 3221 is disposed outside the connecting hole 210, the fastening head 310 is provided with a corresponding step portion 3111 that cannot pass through the connecting hole 210, after the convex fastening portion 3221 passes through the connecting hole 210, the top level of the elastic recovery capability of the fastening piece 322 on the fastening head 310 abuts against the outside of the hole edge of the connecting hole 210, the convex fastening portion 3221 is clamped outside the connecting hole 210, the step portion 3111 abuts against the inside of the connecting hole 210, and the fastening portion 300 is fastened on the connecting hole 210 by the cooperation between the convex fastening portion 3221 and the step portion 3111.

Specifically, the protruding buckle portion 3221 is disposed in a gap between the connection hole 210 and the adapting hole 110, and abuts against an outer side of the upper cover 200 and an inner side of the main housing 100, in this embodiment, the protruding buckle portion 3221 limits a penetration length of the adapting piece 321 on the adapting hole 110, so as to prevent the upper cover 200 from axially sliding between the two adapting holes 110, and improve the compactness of the whole housing.

In another embodiment of the present invention, the fastening head 310 is provided with an annular protrusion 311, two adapter pieces 321 and two fastening pieces 322 are axially arranged on the annular protrusion 311, and the two adapter pieces 321 and the two fastening pieces 322 are arranged alternately, the step 3111 is arranged between the annular protrusion 311 and the fastening pieces 322, and the diameter of the annular protrusion 311 is larger than the diameter of the connecting hole 210 and the diameter of the fastening hole 110, so that the fastening element 300 is fastened on the connecting hole 210.

In another embodiment of the present invention, the printer housing further comprises a rotating shaft (not shown in the figure), and the rotating shaft can further fix the positions of the two fasteners 300, so as to improve the coaxiality. The two fasteners 300 are respectively provided with a through hole 312, and two ends of the rotating shaft respectively penetrate through the through holes 312 of the two fasteners 300, so that the two fasteners 300 are coaxially buckled on the two connecting holes 210, and the connection stability of the upper cover 200 on the main shell 100 is enhanced. In addition, the rotating shaft can also be used as a carbon belt shaft and other structures so as to realize dual purposes or multiple purposes.

Further, two clamping pieces 313 are symmetrically arranged on the buckle 310, and the two clamping pieces 313 are used for clamping the end of the rotating shaft. In the embodiment, the two clamping pieces 313 are pressed inward toward the axis of the fastening head 310, and when the rotating shaft passes through the through hole 312 of the fastening head 310, the two clamping pieces 313 clamp the rotating shaft, so that the fastening member 300 is fixed on the rotating shaft.

In another embodiment of the present invention, the fastening joint 310 further includes a positioning piece 314 disposed relatively, the inner side of the positioning piece 314 is provided with an arc positioning surface 3141 connected to the inner sidewall of the through hole 312, the arc positioning surface 3141 is disposed on the inner sidewall of the through hole 312 along the axial extending direction thereof, the rotating shaft passes through the through hole 312, the outer sidewall of the rotating shaft is attached to the inner sidewall of the through hole 312 and the arc positioning surface 3141, the arc positioning surface 3141 further fixes the position of the fastener 300 on the rotating shaft, and the coaxial arrangement of the fastener 300 and the rotating shaft is ensured.

The utility model discloses in another embodiment, the surface of switching piece 321 is the arc surface, the axis of arc surface coincides mutually with the axial of lock joint 310, when switching piece 321 wears to establish in switching hole 110, the arc surface on two switching pieces 321 with all laminate mutually with the inboard wall in switching hole 110, the arc surface makes the structure that two switching pieces 321 formed can rotate along the inside wall in switching hole 110, enlarge and rotate the contact surface, strengthen and rotate the connection degree, thereby reach upper cover 200 and rotate the technological effect of connecting on main casing 100 through fastener 300. In addition, in order to further improve the effect of the rotational connection, the outer side wall of the fastening piece 322 is also provided with a circular arc shape to be attached to the inner side wall of the connection hole 210 and rotate around the axis.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A printer housing, comprising:

the two sides of the main shell are respectively provided with two coaxially arranged transfer holes;

the two sides of the upper cover are respectively provided with two connecting holes which are coaxially arranged;

the two fasteners are arranged on the two connecting holes of the upper cover respectively, each fastener comprises a fastening joint and a fastening part, the fastening part comprises two switching pieces symmetrically arranged along the axis of the fastening joint and two fastening pieces symmetrically arranged along the axis of the fastening joint, the two fastening pieces are fastened on the connecting holes, and the two switching pieces penetrate through the connecting holes and penetrate through the switching holes so that the upper cover is rotatably connected to the main shell.

2. The printer housing as claimed in claim 1, wherein the two connection holes are respectively located inside the corresponding transfer holes, and both of the two transfer tabs face away from the upper cover and respectively penetrate through the two transfer holes.

3. The printer casing as claimed in claim 1, wherein a protruding buckle portion is provided on each of the two buckles, and the protruding buckle portion is clamped outside the connecting hole.

4. The printer housing of claim 3 wherein the male snap portion abuts between the attachment aperture and the corresponding transfer aperture.

5. The printer housing as claimed in claim 1, wherein said snap-fit joint is provided with an annular protrusion, and two said adaptor tabs and two said snap tabs are circumferentially arranged on said annular protrusion.

6. The printer housing as claimed in claim 1, further comprising a shaft, wherein the two fasteners have through holes, and two ends of the shaft are respectively inserted into the through holes of the two fasteners.

7. The printer housing as claimed in claim 6, wherein two clips are symmetrically disposed on the fastening head, and the two clips are used for clamping and fixing the end of the rotation shaft.

8. The printer housing of claim 7, wherein the snap joint further comprises oppositely disposed positioning tabs, and the inner sides of the positioning tabs are provided with arc-shaped positioning surfaces connected with the inner side walls of the through holes.

9. The printer housing as claimed in claim 1 wherein the outer surface of the adaptor piece is a circular arc, the axis of the circular arc coinciding with the axis of the snap joint.