CN216832892U

CN216832892U - Cover opening and closing structure of printer

Info

Publication number: CN216832892U
Application number: CN202122707064.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Xiamen Hanyin Electronic Technology Co Ltd
Current assignee: Xiamen Hanyin Electronic Technology Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-06-28
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a cover opening and closing structure of a printer, wherein an upper cover can turn over relative to a main body to open or close the cover, a first magnetic attraction piece is arranged on one side of the main body, which is far away from a turning shaft, a second magnetic attraction piece is arranged on one side of the upper cover, which is far away from the turning shaft, and the first magnetic attraction piece and the second magnetic attraction piece are in magnetic attraction fit to quickly buckle the upper cover and the main body when the cover is closed. Because the first magnetic part and the second magnetic part are far away from the turnover shaft, when the cover is closed, the first magnetic part and the second magnetic part are magnetically attracted to cooperate with each other to quickly lock the upper cover and the main body, so that the upper cover and the main body can be locked more in place, and the situation of a large gap can not occur.

Description

Cover opening and closing structure of printer

Technical Field

The utility model relates to an opening and closing cover structure of a printer.

Background

The mode of opening and shutting the lid of printer is single relatively in the trade at present, mainly relies on the buckle to close to cover fixedly, needs design location structure, lock structure and uncap to dial the button, and the structure is more complicated relatively, and looks from the outward appearance, can see the buckle, uncap to dial the structure of button, influences beautifully.

Or, like chinese utility model patent application No. 201920923409.9, the patent name is a magnetism is inhaled formula and is closed patent of structure automatically, including upper cover and base, the upper cover can overturn in order to realize uncapping or closing the lid relatively the base, be equipped with the mounting groove on the base, it is equipped with the joint portion to cover corresponding mounting groove department on, joint portion ability holding when closing the lid is in the mounting groove, this joint portion includes a pivot, the mounting groove lateral wall is equipped with and supplies the gliding spout of pivot, the pivot is worn to put in the spout, upper cover and base realize rotating through the pivot and connect, the joint portion facial make-up is equipped with first magnetic part, be equipped with the second magnetic part opposite with the magnetism of this first magnetic part on the base, when closing the lid action, two magnetic parts attract each other and close lid and base with quick automatic lock. Although this close lid structure is through the mode of magnetism, however, first magnetic part and second magnetic part are close to the rotation axis of upper cover, and print assembly and rubber roll are kept away from the rotation axis and the two sets up respectively on upper cover and main part, are the components of a whole that can function independently setting, lead to when first magnetic part and second magnetic part magnetism are inhaled and are accomplished, print assembly and rubber roll do not cooperate and target in place, also, can appear the upper cover and close the circumstances that print assembly and rubber roll do not cooperate and target in place when covering and target in place.

SUMMERY OF THE UTILITY MODEL

The utility model provides an opening and closing cover structure of a printer, which overcomes the defects in the background technology. The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a printer open and shut and cover structure, it includes main part and upper cover, the upper cover can overturn in order to realize uncapping or closing the lid relative to the main part, one side of keeping away from the trip shaft of main part is provided with first magnetism and inhales the piece, one side of keeping away from the trip shaft of upper cover is provided with the second magnetism and inhales the piece, and first magnetism is inhaled the piece and the second magnetism is inhaled the cooperation mutually and is inhaled with quick upper cover and main part looks lock when closing the lid action.

In a preferred embodiment: still include printing assembly and printing rubber roll, printing assembly swing dress connects in the main part, printing rubber roll rotates to connect the dress and connects in the main part, and magnetic attraction mutually when the cooperation is inhaled to first magnetism and second magnetism to printing assembly and printing rubber roll tangent cooperation.

In a preferred embodiment: the upper cover is provided with a swing driving part, a swing rod is arranged in the main body in a swing mode and connected with the printing assembly, and the swing driving part presses the swing rod to drive the printing assembly to swing when the cover is closed.

In a preferred embodiment: the cover opening and closing structure further comprises a swinging shaft, the printing assembly and the swinging rod swing around the swinging shaft, and the printing assembly and the swinging rod are respectively located on two sides of the swinging shaft.

In a preferred embodiment: the main part is equipped with heavy groove, the pendulum rod end stretches into heavy inslot, and when the upper cover closed the swing drive portion is put in heavy inslot and is pressed and is supported the pendulum rod end.

In a preferred embodiment: the cover opening and closing structure further comprises a swinging torsion spring, the swinging torsion spring is sleeved on the swinging shaft, and two support legs of the swinging torsion spring are respectively pressed against the main body and the printing assembly.

In a preferred embodiment: the cover opening and closing structure further comprises a cover opening torsion spring, the cover opening torsion spring is sleeved on the turnover shaft, and the two support legs of the cover opening torsion spring are respectively pressed against the main body and the upper cover.

In a preferred embodiment: the main part still is provided with and detects the piece, printing component is provided with trigger part, and when printing component and printing rubber roll tangent cooperation trigger part trigger and detect the piece in order to produce the upper cover and close the signal that the lid targets in place.

In a preferred embodiment: one side of the main body, which is far away from the turnover shaft, is provided with a first accommodating cavity, the first magnetic part is fixed in the first accommodating cavity, one side of the upper cover, which is far away from the turnover shaft, is provided with a second accommodating cavity, and the second magnetic part is fixed in the second accommodating cavity.

Compared with the background technology, the technical scheme has the following advantages:

1. because the first magnetic part and the second magnetic part are far away from the turnover shaft, when the cover is closed, the first magnetic part and the second magnetic part are magnetically attracted to cooperate with each other to quickly lock the upper cover and the main body, so that the upper cover and the main body can be locked more in place, and the situation of a large gap can not occur.

2. Printing subassembly swing dress connects in the main part, and the printing rubber roll rotates to connect in the main part, also, printing subassembly and printing rubber roll components of a whole that can function independently setting, magnetism inhale the piece mutually with the second when the cooperation is inhaled to first magnetism, printing subassembly and the tangent cooperation of printing the rubber roll, from this, can make printing subassembly and printing rubber roll can cooperate and target in place, can not influence the printing effect.

3. When the cover is closed, the swing driving part presses the swing rod to drive the printing assembly to swing, and the transmission structure is simple and reliable.

4. The swing torsion spring is arranged, so that the printing assembly is automatically separated from the printing rubber roller under the action of the swing torsion spring when the cover is opened, and printing paper can be conveniently installed.

5. The cover opening torsion spring is arranged, after the magnetic force between the first magnetic suction piece and the second magnetic suction piece is overcome by hands, the upper cover can be bounced open through the cover opening torsion spring, the cover opening torsion spring can hover the upper cover after the upper cover is completely opened, and the use is more convenient.

6. The first magnetic attraction piece is fixed in the first accommodating cavity, the second magnetic attraction piece is fixed in the second accommodating cavity, the structure of the two magnetic attraction pieces cannot be seen from the appearance, and the appearance is more attractive.

Drawings

The utility model is further illustrated by the following figures and examples.

Fig. 1 is an overall schematic diagram illustrating an opening and closing cover structure of a printer according to a preferred embodiment.

Fig. 2 is a schematic cross-sectional view of an open/close cover structure of a printer according to a preferred embodiment.

Fig. 3 is a schematic diagram illustrating a state of the opening and closing structure of the printer when the opening and closing of the cover is completed according to a preferred embodiment.

FIG. 4 is a schematic diagram of the main body with the partition removed according to the preferred embodiment.

FIG. 5 is a schematic diagram of a printing assembly and a swing link according to a preferred embodiment.

Fig. 6 is a second schematic view of the printing assembly and the swing link according to the preferred embodiment.

FIG. 7 is an exploded view of the printing assembly of a preferred embodiment.

Fig. 8 is a schematic view illustrating the detection member and the trigger portion being engaged when the cover closing operation is completed according to a preferred embodiment.

Detailed Description

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise specifically limited, the terms "fixedly connected" and "fixedly connected" should be understood in a broad sense, i.e., any connection between the two without a relative displacement and a relative rotation, i.e., including non-detachable fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings of the present invention, the terms "including", "comprising", and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 to 8, a preferred embodiment of an opening and closing cover structure of a printer includes a main body 10 and an upper cover 20.

As shown in fig. 1, the main body 10 has a cylindrical shape, and the main body 10 includes a main housing 11 and a partition plate 12 covering the main housing 11, and an installation space is formed between the main housing 11 and the partition plate 12.

The cover opening and closing structure further comprises a printing assembly 30 and a printing rubber roller 40, wherein the printing assembly 30 is arranged in the mounting space of the main body 10 in a swinging mode, and the printing rubber roller 40 is arranged in the mounting space of the main body 10 in a rotating mode. And, a paper bin 13, a printing channel 14 and a PCB 15 are further disposed in the main body 10, and the printing channel 14 passes between the printing assembly 30 and the printing roller 40.

The upper cover 20 can be turned over relative to the main body 10 to open or close the cover, a first magnetic attraction piece 16 is arranged on one side of the main body 10 away from the turning shaft 21, a second magnetic attraction piece 22 is arranged on one side of the upper cover 20 away from the turning shaft 21, and the first magnetic attraction piece 16 and the second magnetic attraction piece 22 are in magnetic attraction fit with each other to quickly buckle the upper cover 20 with the main body 10 during the cover closing action. In this embodiment, the lid opening and closing structure further includes an lid opening torsion spring 23, the lid opening torsion spring 23 is sleeved on the turning shaft 21, and two legs of the lid opening torsion spring 23 respectively press against the main body 10 and the upper lid 20. After the magnetic force between the first magnetic attraction piece 16 and the second magnetic attraction piece 22 is overcome by hand, the upper cover 20 can be bounced open through the cover opening torsion spring 23, and the cover opening torsion spring 23 can suspend the upper cover 20 after the upper cover 20 is completely opened, so that the use is more convenient.

In this embodiment, the printing assembly 30 and the printing roller 40 are tangentially matched when the first magnetic member 16 and the second magnetic member 22 are magnetically matched. That is, the magnetic attraction of the first magnetic attraction piece 16 and the second magnetic attraction piece 22 not only can tightly fasten the upper cover 20 to the main body 10, but also can drive the printing assembly 30 to be matched with the printing rubber roller 40 in place, thereby achieving two purposes at one stroke.

In this embodiment, a first receiving cavity 17 is disposed on a side of the main body 10 away from the turning shaft 21, the first magnetic member 16 is fixed in the first receiving cavity 17, a second receiving cavity 24 is disposed on a side of the upper cover 20 away from the turning shaft 21, and the second magnetic member 22 is fixed in the second receiving cavity 24. The structure of the two magnetic suction pieces cannot be seen from the appearance, and the appearance is more attractive. Moreover, the first magnetic-attracting element 16 and the second magnetic-attracting element 22 can be both magnets, or can be a combination of magnets and metal elements.

Specifically, as shown in fig. 4, the upper cover 20 is provided with a swing driving portion 25, a swing rod 18 is arranged in the main body 10 in a swing manner, the swing rod 18 is connected with the printing component 30, and the swing driving portion 25 presses the swing rod to drive the printing component 30 to swing when the cover closing operation is performed. In this embodiment, the main body 10 is provided with a sinking groove 19, the end of the swing rod 18 extends into the sinking groove 19, and the swing driving part 25 is disposed in the sinking groove 19 and presses against the end of the swing rod 18 when the upper cover 20 is closed.

As shown in fig. 7, the printing assembly 30 includes a printing support 31, a printing head 33 provided with a printing head sheet 32, the printing head 33 is slidably mounted at the head end of the printing support 31, and a spring 34 is provided between the printing support 31 and the printing head 33. And, the printing holder 31 is provided at its end with a shaft hole 311 to fit the subsequent swing shaft 50. As shown in fig. 4, the print head 33 and the print roller 40 are also located at a position away from the flipping axis 21, and when the first magnetic member 16 and the second magnetic member 22 are magnetically engaged, the print head 33 and the print roller 40 can be further ensured to be engaged in place.

The cover opening and closing structure further comprises a swinging shaft 50, the swinging shaft 50 is fixedly connected in the installation space of the main body 10, the printing assembly 30 and the swinging rod 18 swing around the swinging shaft 50, and the printing assembly 30 and the swinging rod 18 are respectively positioned on two sides of the swinging shaft 50. That is, the swing link 18 is fixed to the end of the printing support 30.

In this embodiment, as shown in fig. 4, the opening and closing cover structure further includes a swinging torsion spring 51, the swinging torsion spring 51 is sleeved on the swinging shaft 50, and two legs of the swinging torsion spring 51 respectively press against the main body 10 and the printing assembly 30.

In order to ensure that the printing assembly 30 and the printing roller 40 are matched in place, the main body 10 is further provided with a detecting piece 60, the printing assembly 30 is provided with a triggering part 34, and when the printing assembly 30 and the printing roller 40 are matched in a tangent mode, the triggering part 34 triggers the detecting piece 60 to generate a signal that the upper cover 20 is closed in place. Specifically, the detecting element 60 may be a mechanical in-place switch or a photoelectric travel switch; in this embodiment, the detecting member 60 is a photoelectric travel switch, the triggering portion 34 is a triggering block, when the printing assembly 30 and the printing rubber roller 40 are matched in place, the triggering block is opposite to the photoelectric travel switch, at this time, the photoelectric travel switch generates a triggering signal for closing the upper cover 20 in place, and sends the signal to the PCB 15, and the PCB 15 can start a subsequent printing program after receiving the signal.

As shown in fig. 3, the upper cover 20 is in an open state, at this time, the upper cover 20 is in a hovering state supported by the cover opening torsion spring 23, an included angle between the upper cover 20 and the main body 10 is an obtuse angle, the printing assembly 30 and the printing roller 40 are also in a separated state, and the detecting element 60 does not sense the trigger signal.

When the cover needs to be closed, the cover 20 is only required to be pressed downwards, the cover 20 rotates downwards around the turning shaft 21 until the included angle between the cover 20 and the main body 10 is an acute angle, and the first magnetic attraction piece 16 and the second magnetic attraction piece 22 are in magnetic attraction fit under the action of the self weight of the cover 20, so that the cover 20 and the main body 10 are tightly buckled. In addition, in the process of closing the upper cover 20, the swing driving portion 25 presses the swing rod 18 to swing, so as to drive the printing assembly 30 to swing until the printing assembly 30 is in tangent fit with the printing rubber roller 40, at this time, the triggering portion 34 just corresponds to the detecting piece 60, and the detecting piece 60 generates a triggering signal to judge that the upper cover 20 is in place.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a structure is covered in opening and shutting of printer which characterized in that: it includes main part and upper cover, the upper cover can overturn in order to realize uncapping or closing the lid relative to the main part, one side of keeping away from the trip shaft of main part is provided with first magnetism and inhales the piece, one side of keeping away from the trip shaft of upper cover is provided with the second magnetism and inhales the piece, and first magnetism is inhaled the piece and is inhaled the cooperation with the cooperation of magnetism with upper cover and main part looks lock fast with the second magnetism when closing the lid action.

2. The opening and closing cover structure of a printer according to claim 1, wherein: still include printing assembly and printing rubber roll, printing assembly swing dress connects in the main part, printing rubber roll rotates to connect the dress and connects in the main part, and magnetic attraction mutually when the cooperation is inhaled to first magnetism and second magnetism to printing assembly and printing rubber roll tangent cooperation.

3. The opening and closing cover structure of a printer according to claim 2, wherein: the upper cover is provided with a swing driving part, a swing rod is arranged in the main body in a swing mode and connected with the printing assembly, and the swing driving part presses the swing rod to drive the printing assembly to swing when the cover is closed.

4. A cover opening and closing structure of a printer according to claim 3, wherein: the cover opening and closing structure further comprises a swinging shaft, the printing assembly and the swinging rod swing around the swinging shaft, and the printing assembly and the swinging rod are respectively located on two sides of the swinging shaft.

5. A cover opening and closing structure of a printer according to claim 3, wherein: the main part is equipped with heavy groove, the pendulum rod end stretches into heavy inslot, and when the upper cover closed the swing drive portion is put in heavy inslot and is pressed and is supported the pendulum rod end.

6. The opening and closing cover structure of a printer according to claim 4, wherein: the cover opening and closing structure further comprises a swinging torsion spring, the swinging torsion spring is sleeved on the swinging shaft, and two support legs of the swinging torsion spring are respectively pressed against the main body and the printing assembly.

7. The opening and closing cover structure of a printer according to claim 2, wherein: the cover opening and closing structure further comprises a cover opening torsion spring, the cover opening torsion spring is sleeved on the turnover shaft, and the two support legs of the cover opening torsion spring are pressed against the main body and the upper cover respectively.

8. The opening and closing cover structure of a printer according to claim 2, wherein: the main part still is provided with and detects the piece, printing component is provided with trigger part, and when printing component and printing rubber roll tangent cooperation trigger part trigger and detect the piece in order to produce the upper cover and close the signal that the lid targets in place.

9. The opening and closing cover structure of a printer according to claim 1, wherein: one side of the main body, which is far away from the turnover shaft, is provided with a first accommodating cavity, the first magnetic part is fixed in the first accommodating cavity, one side of the upper cover, which is far away from the turnover shaft, is provided with a second accommodating cavity, and the second magnetic part is fixed in the second accommodating cavity.