CN215473970U - Cover body opening and closing structure of printer - Google Patents
Cover body opening and closing structure of printer Download PDFInfo
- Publication number
- CN215473970U CN215473970U CN202121282221.4U CN202121282221U CN215473970U CN 215473970 U CN215473970 U CN 215473970U CN 202121282221 U CN202121282221 U CN 202121282221U CN 215473970 U CN215473970 U CN 215473970U
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- China
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- cover body
- button
- cover
- buckle
- shell
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Abstract
The utility model discloses a cover body opening and closing structure of a printer, which belongs to the field of micro printers and comprises a shell and a cover body, wherein one end of the cover body is rotatably connected to the shell, the other end of the cover body is movably connected with a button, the button comprises a buckle/a clamping groove, the shell is provided with a clamping groove/a buckle matched with the buckle/the clamping groove, the cover body is also provided with a first elastic piece connected with the button, and a second elastic piece is also arranged between the shell and the cover body; when the cover body covers the shell, the elasticity of the first elastic piece enables the buckle to be buckled with the clamping groove; the button is pressed and acts on the first elastic piece in a reverse mode, so that the buckle is disengaged from the clamping groove, and the cover body is opened under the effect of the elastic force of the second elastic piece. The cover body opening and closing structure of the printer has the advantages of simple and compact integral structure, convenient cover opening operation and firm connection between the cover body and the shell.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a cover body opening and closing structure of a printer.
Background
The printer forms the scroll storehouse of placing printing paper through lid and casing, realizes opening and shutting through opening and shutting the mechanism between lid and the casing, and the mechanism that opens and shuts of current printer exists the operation of opening and shutting convenient inadequately, connects firm problem inadequately.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a cover body opening and closing structure of a printer, which at least solves the problems that the opening and closing operation of a paper roll seat adjusting mechanism of the existing printer is inconvenient, and the connection between a cover body and a shell is not firm enough.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme:
a cover body opening and closing structure of a printer comprises a shell body and a cover body, wherein one end of the cover body is rotatably connected to the shell body, the other end of the cover body is movably connected with a button, the button comprises a buckle/a clamping groove, the shell body is provided with a clamping groove/a buckle matched with the buckle/the clamping groove, the cover body is further provided with a first elastic piece connected with the button, and a second elastic piece is further arranged between the shell body and the cover body; when the cover body covers the shell, the elasticity of the first elastic piece enables the buckle to be buckled with the clamping groove; the button is pressed and acts on the first elastic piece in a reverse mode, so that the buckle is disengaged from the clamping groove, and the cover body is opened under the effect of the elastic force of the second elastic piece.
Furthermore, the first elastic piece is arranged in parallel in the radial direction of the rotating path of the cover body, and the second elastic piece is arranged in parallel in the tangential direction of the rotating path of the cover body.
Further, the shell is connected with a roller frame, and the roller frame is arranged at the opposite position of the shell and the second elastic piece in the closed state of the cover body.
Furthermore, the first elastic part and the second elastic part are linear springs, and the cover body, the button and the shell are provided with guide holes or guide posts which are sleeved with the linear springs.
Further, the button further comprises a guide part connected with the buckle/clamping groove, a guide groove is formed in the cover body, the guide part is movably arranged in the guide groove along the pressing direction of the button, and a baffle for limiting the moving range of the button is further arranged in the guide groove.
Furthermore, the number of the buckles/the clamping grooves is two, and the buckles/the clamping grooves are symmetrically arranged on two sides of the button.
Furthermore, the first elastic part is a torsion spring, a spring ring of the torsion spring is connected to the cover body through a shaft, two force arms of the torsion spring are respectively connected to one buckle/clamping groove, a bottom plate is connected in the shell, and the torsion spring is arranged on the bottom plate.
(III) advantageous effects
Compared with the prior art, the cover body opening and closing structure of the printer provided by the utility model has the following beneficial effects:
1. the body of the cover body opening and closing structure of the printer is connected with the shell through the buckle and the clamping groove, and is controlled to be disengaged from the buckle through the button, when the cover body is covered with the shell, the cover body and the shell are kept in a buckling state through the buckle and the clamping groove by the first elastic piece, the connection is firm, the cover body can be opened under the action of the second elastic piece only by pressing the button during opening, and the operation is convenient;
2. according to the cover body opening and closing structure of the printer, the cover body and the roller frame are connected through the second elastic piece, the roller frame moves relative to the cover body, and when the cover body is covered, the roller frame presses the paper feeding channel under the action of the second elastic piece, so that the printing paper is conveyed;
3. the cover body opening and closing structure of the printer positions and guides the spring through the guide post/guide hole, so that the acting force of the spring is more stable;
4. according to the cover body opening and closing structure of the printer, the two buckles are simultaneously controlled to be matched with the clamping grooves through the torsion springs, the button is uniformly stressed, and the cover opening action is more stable;
5. the cover body opening and closing structure of the printer has the advantages of simple and compact integral structure, convenient cover opening operation and firm connection between the cover body and the shell.
Drawings
FIG. 1 is a schematic structural diagram of an open state of a first embodiment of the present invention;
FIG. 2 is a top view of the first embodiment of the present invention in an open position;
FIG. 3 is a front view of the first embodiment of the present invention in an open state;
FIG. 4 is an exploded view of the first embodiment of the present invention;
FIG. 5 is a cross-sectional view of a first embodiment of the present invention;
FIG. 6 is a schematic structural view illustrating an opened state of a cover according to a second embodiment of the present invention;
FIG. 7 is an exploded view of a second embodiment of the present invention;
fig. 8 is a schematic view of the internal structure of the second embodiment of the present invention in a closed state of the cover.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural view of an open state of a first embodiment of the present invention, fig. 2 is a top view of the open state of the first embodiment of the present invention, fig. 3 is a front view of the open state of the first embodiment of the present invention, fig. 4 is an exploded view of the first embodiment of the present invention, and fig. 5 is a cross-sectional view of the first embodiment of the present invention.
The first embodiment:
a cover body opening and closing structure of a printer comprises a shell body 1 and a cover body 2, one end of the cover body 2 is rotatably connected to the shell body 1 through a pivot 3, the other end of the cover body is movably connected with a button 4, preferably, the button 4 is movably connected in a radial direction parallel to a rotating path of the cover body, the button 4 comprises two buckles 40 which are arranged in parallel, a clamping groove 10 matched with the buckles is arranged on the shell body 1, the button 4 is provided with a guide part 41, the guide part 41 is rod-shaped and is two in number, a guide groove 200 matched with the guide part 41 is arranged on the cover body 2 to guide the pressing direction of the button 4, and a baffle 201 for limiting the moving range of the button 4 is further arranged in the guide groove 200; the cover body 2 is also provided with a first elastic piece 5 connected with the button 4, and the elastic force of the first elastic piece 5 is opposite to the pressing direction of the button 4; when the cover body 2 is covered on the shell body 1, the elasticity of the first elastic piece 5 enables the buckle 40 to be buckled with the clamping groove 10, a second elastic piece 6 is further arranged between the shell body 1 and the cover body 2, and the elastic action direction of the second elastic piece 6 is opposite to the covering direction of the cover body 2; the button 4 is pressed and acts on the first elastic element 5 reversely to disengage the buckle 40 from the slot 10, and the cover body 2 is automatically opened under the action of the second elastic element.
The first elastic member 5 and the second elastic member 6 are linear springs, and the cover 2, the button 4 and the housing 1 are provided with guide holes or guide posts 100 sleeved with the linear springs.
The shell 1 is connected with a roller frame 7, the roller frame 7 is arranged at the opposite position of the shell 1 and the second elastic part 6 under the closing state of the cover body 2, a guide post 70 of the second elastic part 6 is arranged on the roller frame 7, and when the cover body 2 is covered, the roller frame 7 enables the roller to compress the paper feeding channel under the action of the second elastic part 6.
Second embodiment:
the difference between the cover body opening and closing structure of the printer of the embodiment and the embodiment 1 lies in that the torsion spring 50 is used as the first elastic member 5, the number of the buckles is two, the buckles are symmetrically arranged on two sides of the button 4, the bottom plate 11 is connected in the shell 1, the spring ring of the torsion spring 50 is connected to the bottom plate 11 through the shaft, two force arms of the torsion spring 50 are respectively connected to one buckle 40, the force arm force is opposite to the pressing direction of the button 4, the torsion spring 50 replaces a linear spring, and the roller frame 7 is provided with the guide groove 200.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A cover body opening and closing structure of a printer is characterized by comprising a shell and a cover body, wherein one end of the cover body is rotatably connected to the shell, the other end of the cover body is movably connected with a button, the button comprises a buckle/a clamping groove, the shell is provided with a clamping groove/a buckle matched with the buckle/the clamping groove, the cover body is further provided with a first elastic piece connected with the button, and a second elastic piece is further arranged between the shell and the cover body; when the cover body covers the shell, the elasticity of the first elastic piece enables the buckle to be buckled with the clamping groove; the button is pressed and acts on the first elastic piece in a reverse mode, so that the buckle is disengaged from the clamping groove, and the cover body is opened under the effect of the elastic force of the second elastic piece.
2. The cover opening/closing structure of a printer according to claim 1, wherein the first elastic member is disposed in parallel with a radial direction of a rotation path of the cover, and the second elastic member is disposed in parallel with a tangential direction of the rotation path of the cover.
3. The cover opening/closing structure for a printer according to claim 1, wherein the housing is connected to a roller frame, and the roller frame is disposed at a position opposite to the housing and the second elastic member in a closed state of the cover.
4. The cover opening and closing structure of a printer according to claim 1, wherein the first elastic member and the second elastic member are linear springs, and the cover, the button and the housing are provided with guide holes or guide posts sleeved with the linear springs.
5. The cover opening and closing structure of a printer according to claim 1, wherein the button further comprises a guide portion connected to the buckle/slot, the cover is provided with a guide groove, the guide portion is movably disposed in the guide groove along a pressing direction of the button, and a stopper for limiting a moving range of the button is further disposed in the guide groove.
6. The cover opening and closing structure of a printer according to claim 1, wherein the number of the buckles/the slots is two and the buckles/the slots are symmetrically arranged on two sides of the button.
7. The cover opening and closing structure of a printer according to claim 6, wherein the first elastic member is a torsion spring, a spring ring of the torsion spring is connected to the cover through a shaft, two force arms of the torsion spring are respectively connected to a buckle/slot, a bottom plate is connected in the housing, and the torsion spring is disposed on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121282221.4U CN215473970U (en) | 2021-06-09 | 2021-06-09 | Cover body opening and closing structure of printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121282221.4U CN215473970U (en) | 2021-06-09 | 2021-06-09 | Cover body opening and closing structure of printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215473970U true CN215473970U (en) | 2022-01-11 |
Family
ID=79784039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121282221.4U Active CN215473970U (en) | 2021-06-09 | 2021-06-09 | Cover body opening and closing structure of printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215473970U (en) |
-
2021
- 2021-06-09 CN CN202121282221.4U patent/CN215473970U/en active Active
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