CN217347214U

CN217347214U - Desktop type printer

Info

Publication number: CN217347214U
Application number: CN202221228816.6U
Authority: CN
Inventors: 陈江城; 李海洪; 闫刚
Original assignee: Xiamen Angyin Information Technology Co ltd
Current assignee: Xiamen Angyin Information Technology Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-09-02
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a desktop printer relates to printer technical field, and its technical scheme main points are: comprises a printer bottom box and a top cover arranged on the printer bottom box; a main board and a printing head connected with the main board are arranged in the top cover; and a rubber roller tightly attached to the printing head and a driving piece for driving the rubber roller to rotate are arranged in the printer bottom box. The utility model discloses can avoid uncapping and cause the influence to being connected of printer head and mainboard, improve the stability of connecting, have the effect that improves its life.

Description

Desktop printer

Technical Field

The utility model relates to a printer technical field, more specifically says, it relates to a desktop formula printer.

Background

Desktop printers are usually placed on a desktop for use, and are slowly and widely applied to various industries due to the advantages of small size, low noise, high printing speed, wide printing range, convenience in carrying and the like. The existing desktop printer generally comprises a printer body and an upper cover which is rotatably arranged on the printer body, wherein a rubber roller and a circuit board are arranged on the printer body, and a printing head matched with the rubber roller is arranged at the upper cover; the circuit board is connected to the print head by a wire harness. But it is longer to beat printer head and circuit board wiring distance to printer upper cover needs frequently to be opened, leads to the wire pencil between circuit board and the printer head to frequently buckle, and easy rupture causes the connection unstable, and life is lower.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a desktop formula printer can avoid uncapping and cause the influence to being connected of printer head and mainboard, improves the stability of connecting, has the effect that improves its life.

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

a desktop printer comprises a printer bottom box and a top cover arranged on the printer bottom box; a main board and a printing head connected with the main board are arranged in the top cover; and a rubber roller tightly attached to the printing head and a driving piece for driving the rubber roller to rotate are arranged in the printer bottom box.

Further setting: the main board is arranged on the top cover and is provided with a plurality of external connectors for external circuits; the top cover is provided with an external interface corresponding to each external connector.

Further setting: the mainboard is arranged above the printing head and is connected with the printing head through a flat cable.

Further setting: the side wall of the top cover is provided with an operating switch for controlling the starting and the closing of the printer; the operating switch is located on one side of the mainboard and electrically connected with the mainboard.

Further setting: the bottom of the printer bottom box is provided with a heat dissipation block for providing a balance weight; the radiating block is connected with the driving piece through the heat conduction frame, so that the radiating block can absorb the heat of the driving piece in the bottom box of the printer and radiate the heat to the air.

Further setting: the printer bottom box comprises a main body frame and a main body shell arranged outside the main body frame; the radiating block is fixed in the main body shell.

Further setting: a plurality of radiating holes are formed in the bottom of the main body shell.

Further setting: a clamping groove is formed in one side of the printer bottom box; the top cover is provided with a sliding buckle in a sliding manner; the sliding buckle is clamped in the clamping groove and can be separated from the clamping groove when sliding, and the sliding buckle is connected with an elastic piece for providing elastic force to enable the sliding buckle to reset.

Further setting: the top cover is hinged to the printer bottom box through a rotating structure.

Further setting: the rotating structure comprises a switching convex part and a switching hole; the switching convex part is rotatably inserted into the switching hole to form rotary connection; the switching convex part and the switching hole are respectively arranged on the top cover and the printer bottom box.

By adopting the technical scheme, the utility model discloses relative prior art compares, has following advantage:

1. the printing head and the mainboard are arranged in the top cover together and are matched with the rubber covered roller for printing, so that the wiring distance between the printing head and the mainboard can be shortened, the structural arrangement is reasonable, and the top cover and the mainboard move along with the top cover when the top cover is opened, the influence of the opening on the connection between the printing head and the mainboard can be avoided, the connection stability is improved, and the effect of prolonging the service life of the mainboard is achieved;

2. the external connector of the mainboard can be directly exposed on the top cover by arranging the external connector on the top cover, the external connector does not need to be arranged by drawing overlong wiring, and the external connector is positioned on the top cover, so that the horizontal plane is high, the problems of water inlet and impurity inlet can be avoided to a certain extent, and the service life is prolonged;

3. through the radiating block that sets up to have the counter weight, can improve the weight of printer end box, increase the radiating effect simultaneously, improve the life of printer.

Drawings

FIG. 1 is a schematic structural view of a desktop printer according to the present invention;

fig. 2 is a schematic sectional view of the tabletop printer of the present invention;

fig. 3 is a schematic sectional view of a part of the structure of the middle desktop printer about the sliding buckle and the clamping groove;

FIG. 4 is the schematic structural diagram of the printer bottom case after explosion

Fig. 5 is an enlarged schematic view of a portion a of fig. 4.

In the figure: 1. a printer chassis; 11. a main body frame; 12. a main body housing; 121. a heat dissipation port; 13. a bolt; 14. a card slot; 15. a threaded post; 16. a heat conducting frame; 2. a top cover; 21. an external interface; 22. sliding the buckle; 23. an elastic member; 3. a main board; 31. an external connector; 4. a print head; 5. a rubber roller; 6. a drive member; 61. a drive motor; 62. a gear set; 7. arranging wires; 8. an operating switch; 9. a heat dissipating block; 10. a rotating structure; 101. a transfer projection; 102. and (4) switching the holes.

Detailed Description

The desktop printer will be further described with reference to fig. 1 to 5.

A desktop printer is shown in figure 1 and comprises a printer bottom box 1 and a top cover 2 hinged on the printer bottom box 1; form the lock through the joint structure between box 1 at the bottom of top cap 2 and the printer to open and shut at the bottom of the printer on box 1 in top cap 2.

As shown in fig. 1 and 3, a clamping groove 14 is formed on the surface of the printer bottom box 1 facing the top cover 2, and the clamping groove 14 is far away from one side position of the hinged part of the printer bottom box 1; the sliding buckle 22 is arranged on the top cover 2 in a sliding mode at a position corresponding to the clamping groove 14, so that the sliding buckle is connected in the clamping groove 14 in a clamping mode, the sliding buckle 22 can be separated from the clamping groove 14 when sliding, and the top cover 2 is opened on the printer bottom box 1. Wherein, be connected with the elastic component 23 that is used for providing elasticity and makes its slip back reset in the ascending one end of slip buckle 22 slip direction, in this embodiment, elastic component 23 adopts reset spring to set up for compression reset spring makes its production elasticity when slip buckle 22 slides, thereby after loosening slip buckle 22, slip buckle 22 can reset to the normal position, and then forms the joint cooperation with draw-in groove 14 again, makes things convenient for the printer to uncap and uses.

As shown in fig. 1, 4 and 5, the top cover 2 is hinged to the printer bottom case 1 through a rotating structure 10, specifically, the rotating structure 10 includes a transfer convex part 101 and a transfer hole 102; the switching convex part 101 is rotatably inserted into the switching hole 102 to form a rotating connection; in this embodiment, the rotary convex part is integrally formed on the printer bottom case 1, the two transfer holes 102 are formed in the top cover 2, and the two transfer convex parts 101 and the two transfer holes 102 are arranged along the same axis, so that the top cover 2 and the printer bottom case 1 form two-point butt joint matching, the stability of rotary connection is improved, and the hinged installation is facilitated. Further, it is cylindrical to rotate convex part and switching hole 102, and rotates the convex part and keep away from the printer one end of box 1 and be provided with the inclined plane to peg graft and form stable rotation in switching hole 102 and connect.

As shown in fig. 1, fig. 2 and fig. 3, a main board 3 and a printing head 4 connected with the main board 3 are installed in the top cover 2, the main board 3 is fixed on the inner wall of the top cover 2 through a bolt 13, and the main board 3 is arranged above the printing head 4 and is positioned at one side of the printing head 4, so that when the two are electrically connected, the wiring can be directly connected from one side of the printing head 4 opposite to the main board 3, the wiring distance is reduced, and the two are both installed on the top cover 2, the wiring of the two cannot be damaged by the reciprocating bending caused by the opening and closing of the top cover 2, and the service life of the two is prolonged. Further, the mainboard 3 is connected with the printing head 4 through the FPC flat cable 7, so that the mainboard and the printing head are electrically connected, the FPC flat cable 7 is convenient to detach, and the printing head 4 can be conveniently detached and replaced.

As shown in fig. 1, 3 and 4, in order to facilitate external connection of external connection lines such as data lines and charging lines, a plurality of external connectors 31 for external connection lines are disposed at one side of the main board 3; the external interface 21 that is used for exposing external joint 31 table is all offered to the position department that corresponds to each external joint 31 at top cap 2, and then conveniently directly pegs graft external circuit in external joint 31 through external interface 21, realizes being connected with mainboard 3, conveniently carries out data transmission or charges the use to external interface 21 is located top cap 2, makes it be located the eminence, can make to a certain extent it avoid intaking into impurity. Further, still install the operating switch 8 that is used for controlling the printer to start and close on top cap 2 lateral wall, this operating switch 8 is located mainboard 3 one side and is connected with mainboard 3 electricity to it opens and close to control the printer. The operation switch 8 can be any one of a press-open cover, a toggle switch or a rotary switch, and is convenient to operate and use.

As shown in fig. 1, 2 and 4, a rubber roller 5 and a driving member 6 are disposed in the printer bottom case 1, and the rubber roller 5 is rotatably disposed at a position of the printer bottom case 1 facing the top cover 2 and closely attached to the print head 4 to cooperate with the print head to provide a print job. The driving member 6 is connected with the rubber roller 5 to drive the rubber roller 5 to rotate, in this embodiment, the driving member 6 includes a driving motor 61 and a gear set 62 connected with an output end of the driving motor 61; the driving motor 61 is in transmission connection with the rubber roller 5 through the gear set 62, and then drives the rubber roller 5 to rotate. Wherein, driving motor 61 pulls one side of box 1 and the mutual articulated of top cap 2 at the bottom of the printer through the wire to form with mainboard 3 and be connected, reduce articulated the in-process of uncapping and buckle that causes the wire, improve its life, and driving motor 61 is small in quantity with 3 wires of mainboard, and the structure is arranged rationally, and is easy to assemble and use.

As shown in fig. 2 and 4, in order to facilitate the heat dissipation of the printer, a heat dissipation block 9 for providing a counterweight is arranged at the bottom of the printer bottom case 1, and the heat dissipation block 9 not only has counterweight weight to prevent the printer from overturning after the top cover 2 is opened, but also can dissipate the heat of the printer; in this embodiment, the heat dissipation block 9 is connected to the driving member 6 through the heat conduction frame 16, and the heat conduction frame 16 is fixed in the printer bottom case 1 and used for mounting the driving motor 61 and the gear set 62; the heat dissipation block 9 is installed at the bottom of the heat conduction frame 16, so that the heat dissipation block 9 can absorb the heat of the driving motor 61 in the printer bottom box 1 and dissipate the heat to the air, i.e. most of the heat of the printer can be taken away. Specifically, the heat dissipation block 9 is made of a copper block, an iron block, or other heat conductive metal, so that the heat dissipation block not only has a sufficient weight, but also has a good heat dissipation effect.

As shown in fig. 2 and 4, further, the printer bottom case 1 includes a main body frame 11 and a main body casing 12 disposed outside the main body frame 11; the main body frame 11 is used for mounting the common driving piece 6 and the rubber roller 5, and the main body shell 12 is mounted on the main body frame 11 through the bolt 13, so that the main body frame 11 and all parts on the main body frame 11 are protected. In this embodiment, the heat dissipation block 9 is fixed in the main body case 12; particularly, main part frame 11 is last to have a plurality of screw post 15, and the mounting hole has all been seted up to the position department corresponding to each screw post 15 on the radiating block 9 for when bolt 13 passed main body cover 12 come with screw post 15 threaded connection, pass the mounting hole simultaneously, can realize the equipment of main body cover 12, radiating block 9 and main part frame 11, improve the convenience of installation and use. Meanwhile, a plurality of heat dissipation ports 121 are formed at the bottom of the main body case 12, so that the heat dissipation ports are matched with the heat dissipation block 9 to provide heat dissipation, and the heat dissipation effect is improved.

The working principle is as follows: during the installation, will beat printer head 4 and mainboard 3 and all settle on top cap 2 for the two directly forms the electricity through winding displacement 7 and links, and the two wiring distance is short, thereby when top cap 2 uncaps, beats printer head 4 and mainboard 3 and opens along with top cap 2 together, and the winding displacement 7 that the two is connected does not receive uncapping the influence, can stably provide the connection, avoids the rupture, improves its life's effect.

Through the technical scheme, the utility model discloses a printer structural arrangement is reasonable, and is small to can avoid uncapping and cause the influence to being connected of printer head 4 and mainboard 3, improve the stability of connecting, have the effect that improves its life.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A desktop printer is characterized by comprising a printer bottom box and a top cover arranged on the printer bottom box; a main board and a printing head connected with the main board are arranged in the top cover; and a rubber roller tightly attached to the printing head and a driving piece for driving the rubber roller to rotate are arranged in the printer bottom box.

2. The desktop printer of claim 1, wherein the main board is mounted on the top cover and has a plurality of external connectors for external circuits; the top cap is provided with an external interface corresponding to each external connector.

3. The desktop printer of claim 1 or 2, wherein the main board is disposed above the print head and connected to the print head by a flat cable.

4. The desktop printer as in claim 1, wherein the top cover side wall is provided with an operation switch for controlling the printer to be turned on and off; the operating switch is positioned on one side of the mainboard and is electrically connected with the mainboard.

5. The desktop printer of claim 1, wherein a heat sink block for providing a counterweight is disposed at a bottom of the printer chassis; the radiating block is connected with the driving piece through the heat conducting frame, so that the radiating block can absorb heat of the driving piece and radiate the heat to the air.

6. The desktop printer of claim 5, wherein the printer chassis includes a main body frame and a main body housing disposed outside the main body frame; the radiating block is fixed in the main body shell.

7. The desktop printer of claim 6, wherein the bottom of the main housing defines a plurality of heat sinks.

8. The desktop printer of claim 1, wherein a slot is formed in one side of the printer bottom box; the top cover is provided with a sliding buckle in a sliding manner; the sliding buckle is clamped in the clamping groove and can be separated from the clamping groove when sliding, and the sliding buckle is connected with an elastic piece for providing elastic force to enable the sliding buckle to reset.

9. The desktop printer of claim 1, wherein the top cover is hingedly attached to the printer chassis via a pivot structure.

10. The desktop printer of claim 9, wherein the rotation structure comprises an adapter boss and an adapter hole; the switching convex part is rotatably inserted into the switching hole to form rotary connection; the switching convex part and the switching hole are respectively arranged on the top cover and the printer bottom box.