CN213244455U - Circuit board assembly of portable printing device - Google Patents
Circuit board assembly of portable printing device Download PDFInfo
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- CN213244455U CN213244455U CN202022034893.5U CN202022034893U CN213244455U CN 213244455 U CN213244455 U CN 213244455U CN 202022034893 U CN202022034893 U CN 202022034893U CN 213244455 U CN213244455 U CN 213244455U
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- side plate
- circuit board
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- board
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Abstract
The utility model discloses a circuit board component of portable printing equipment, which comprises a plurality of circuit boards which are designed in a split way, wherein the circuit boards are arranged between a frame and a shell; the left side plate, the right side plate and the top plate of the frame are integrally formed, and clamping grooves are formed in the left side plate, the right side plate and the top plate; the edge of the rear side plate is correspondingly provided with a clamping joint, and the left side plate, the right side plate, the top plate and/or the corresponding circuit board are/is provided with a clamping opening. According to the assembly sequence, different circuit boards are inserted into the clamping grooves corresponding to the left side plate, the right side plate and the top plate, then the rear side plate is assembled, the clamping heads at the edge of the rear side plate are clamped in the corresponding clamping openings, the edge of the corresponding circuit board is pressed tightly, the circuit board is prevented from loosening and even falling off, and the overall stability is greatly improved; and only need make posterior lateral plate and roof or left side board, right side board fixed connection through the screw, just can reach the purpose of fixed circuit board and posterior lateral plate simultaneously, assembly efficiency is high, and saves the assembly part, reduce cost.
Description
Technical Field
The utility model belongs to the technical field of the printing apparatus, concretely relates to portable printing apparatus's circuit board assembly.
Background
The control circuit of the printing equipment is relatively complex, and comprises an ink box driving circuit, a sensing roller rotation monitoring circuit, a power supply circuit, a communication circuit and the like, and if all the circuits are arranged on one circuit board, the volume of the circuit board is relatively large; however, the portable handheld code-spraying printer needs to be greatly reduced in overall size for convenience of carrying, so that all circuits cannot be arranged on one circuit board, and several circuit boards with smaller sizes are arranged separately. The problem that how to arrange a plurality of circuit boards does not lead to complex assembly process, and the cost can be reduced as much as possible becomes a necessary consideration.
Disclosure of Invention
An object of the utility model is to provide a portable printing equipment's circuit board assembly, it is bulky to solve portable hand-held type and spout a yard printer among the prior art, and a plurality of circuit boards join in marriage dress technology complicacy, technical problem with high costs.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the circuit board assembly of the portable printing equipment comprises a plurality of circuit boards which are designed in a split mode, and the circuit boards are connected with a shell of the printing equipment.
Through arranging the control circuit of different functions on the circuit board of difference, design into a plurality of circuit boards promptly, then reasonable arrange in portable printing device's casing, need not additionally to occupy space, dwindle printing device whole volume greatly.
In a further improvement, the casing of the printing device comprises a frame for accommodating the ink box and a shell covering the frame; the plurality of circuit boards are disposed between the frame and the housing.
Firstly, different circuit boards are arranged at corresponding positions on the frame, then the shell is integrally coated on the frame, and the shell is connected with the frame through screws or/and clamping pieces, so that the assembly and disassembly are very convenient; the circuit board is arranged between the frame and the shell, has small influence on the whole volume of the printing equipment and is beautiful.
The further improvement, the outside of the left side board, the right side board and the roof of frame all is provided with the draw-in groove, and different circuit board cards are established in the draw-in groove that corresponds. Through setting up the draw-in groove, only need insert the draw-in groove that corresponds with the circuit board in, convenient assembling, it is efficient, do not need plug connector or screw to fix again, save the cost.
In a further improvement, the left side plate, the right side plate and the top plate of the frame are integrally formed; the edge of the rear side plate is correspondingly provided with a clamping joint, bayonets are formed in the left side plate, the right side plate and the top plate and/or the corresponding circuit boards, after different circuit boards are inserted into the corresponding clamping grooves, the rear side plate is connected with the top plate or/left side plate and/or right side plate through screws, and different clamping joints are clamped in the corresponding bayonets.
According to the assembly sequence, different circuit boards are inserted into the clamping grooves corresponding to the left side plate, the right side plate and the top plate, then the rear side plate is assembled, the clamping heads at the edge of the rear side plate are clamped in the corresponding clamping openings, the edge of the corresponding circuit board is pressed tightly, the circuit board is prevented from loosening and even falling off, and the overall stability is greatly improved; and only need make posterior lateral plate and roof or left side board, right side board fixed connection through the screw, just can reach the purpose of fixed circuit board and posterior lateral plate simultaneously, assembly efficiency is high, and saves the assembly part, reduce cost.
The improved structure is characterized in that the circuit board arranged on the rear side plate is connected with the rear side plate through screws or clamping pieces. If there is the circuit board to arrange on the curb plate of back as required, then be connected with it through screw or joint spare, easy dismounting. In addition, the battery may be mounted on the left side plate, the right side plate, the top plate, or the rear side plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. in this application, arrange into a plurality of circuit boards promptly through the control circuit with different functions on the circuit board of difference, then reasonable arrange on portable printing device's casing, need not additionally occupy the space, dwindle printing device whole volume greatly.
2. According to the assembly sequence, different circuit boards are inserted into the clamping grooves corresponding to the left side plate, the right side plate and the top plate, then the rear side plate is assembled, the clamping heads at the edge of the rear side plate are clamped in the corresponding clamping openings, the edge of the corresponding circuit board is pressed tightly, the circuit board is prevented from loosening and even falling off, and the overall stability is greatly improved; and only need make posterior lateral plate and roof or left side board, right side board fixed connection through the screw, just can reach the purpose of fixed circuit board and posterior lateral plate simultaneously, assembly efficiency is high, and saves the assembly part, reduce cost.
Drawings
Fig. 1 is a perspective view of a printing apparatus.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a block diagram of a circuit board assembly of the portable printing device.
Detailed Description
In order to make the purpose and technical solution of the present invention clearer, the following will combine the embodiments of the present invention to clearly and completely describe the technical solution of the present invention.
As shown in fig. 1-3, the circuit board assembly of the portable printing device includes four circuit boards in a split design, and the casing of the printing device includes a frame 100 for receiving the ink cartridge and a casing 200 covering the frame; the four circuit boards are disposed between the frame 100 and the housing 200. Through arranging the control circuit of different functions on the circuit board of difference, design into a plurality of circuit boards promptly, then reasonable arrange in portable printing device's casing, need not additionally to occupy space, dwindle printing device whole volume greatly.
In the present embodiment, the ink cartridge is rectangular parallelepiped, so the frame is a rectangular parallelepiped shell structure without a cover, and the cavity of the frame is used for adapting the ink cartridge. The frame comprises a left side plate, a right side plate, a bottom plate, a top plate and a rear side plate 1, wherein the left side plate, the right side plate and the top plate of the frame are integrally formed. Wherein, the bottom plate is provided with a first through hole for the ink box nozzle to spray ink and a second through hole which can lead the sensing roller to partially extend out; the outside of left side board, right side board and roof all is provided with draw-in groove 22, and three different circuit board card is established in the draw-in groove that corresponds. The edge correspondence of posterior lateral plate is provided with bayonet joint 11, and left side board, right side board and roof to and seted up the bayonet socket on the circuit board that corresponds, after different circuit boards inserted corresponding draw-in groove, make posterior lateral plate and roof or left side board, right side board be connected through the screw, different bayonet joints card are established in the bayonet socket that corresponds.
In the present embodiment, the circuit boards disposed on the left side plate, the right side plate, the bottom plate, and the rear side plate 1 are sequentially denoted as a first circuit board 2, a second circuit board 3, a third circuit board 4, and a fourth circuit board 5, as shown in fig. 3.
According to the assembly sequence, different circuit boards are inserted into the corresponding clamping grooves of the left side plate, the right side plate and the top plate, so that the assembly is convenient and the efficiency is high; then, the rear side plate is assembled, the clamping head at the edge of the rear side plate is clamped in the corresponding clamping opening, the edge of the corresponding circuit board is pressed, the circuit board is prevented from loosening and even falling off, and the overall stability is greatly improved; the rear side plate is fixedly connected with the top plate or/and the left side plate and/or the right side plate only through screws, so that the purpose of fixing the circuit board and the rear side plate can be achieved simultaneously; and finally, the shell is integrally coated on the frame and is connected with the frame through screws or/and clamping pieces. The assembly and disassembly are very convenient, the assembly efficiency is high, the assembly parts are saved, and the cost is reduced.
In this embodiment, the end of the rear side plate is provided with a fourth circuit board 5 for detecting the rotation information of the sensing roller, and the fourth circuit board 5 is connected with the rear side plate 1 through a screw. The rear side plate is provided with a groove, the battery 6 is arranged in the groove, and in order to save space, the thickness of the battery is small, so that the battery is convenient to adapt and mount. In other embodiments, the circuit board and the rear side plate can be connected through a clamping piece.
In other embodiments, the distribution positions of the circuit boards can be adjusted according to specific requirements, and the number of the circuit boards can also be adjusted according to design requirements, so long as the aims of facilitating assembly, saving assembly parts, reducing cost and reducing the overall volume of the printing equipment can be achieved.
In other embodiments, the battery may be disposed on either the left or right side plate.
What has not been described in detail in the present invention is the prior art or can be realized by the prior art, and the specific embodiment of the present invention is only the preferred embodiment of the present invention, which is not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.
Claims (3)
1. The circuit board assembly of the portable printing equipment is characterized by comprising a plurality of circuit boards which are designed in a split mode, wherein the circuit boards are connected with a shell of the printing equipment;
the shell of the printing device comprises a frame for accommodating the ink box and a shell coated on the frame;
the circuit boards are arranged between the frame and the shell;
the outside of the left side board, the right side board and the roof of frame all is provided with the draw-in groove, and different circuit board cards are established in the draw-in groove that corresponds.
2. The circuit board assembly of a portable printing device of claim 1, wherein the left side panel, the right side panel and the top panel of the frame are integrally formed;
the edge correspondence of the posterior lateral plate of frame is provided with the bayonet joint, has seted up the bayonet socket on left side board, right side board and roof and/or the circuit board that corresponds, and different circuit boards insert back in the draw-in groove that corresponds, make posterior lateral plate and roof or left side board, right side board be connected through the screw, and different bayonet joints card are established in the bayonet socket that corresponds.
3. The circuit board assembly of a portable printing device according to claim 2, wherein the circuit board provided on the rear side plate is connected thereto by a screw or a snap-in member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022034893.5U CN213244455U (en) | 2020-09-16 | 2020-09-16 | Circuit board assembly of portable printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022034893.5U CN213244455U (en) | 2020-09-16 | 2020-09-16 | Circuit board assembly of portable printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213244455U true CN213244455U (en) | 2021-05-18 |
Family
ID=75874100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022034893.5U Active CN213244455U (en) | 2020-09-16 | 2020-09-16 | Circuit board assembly of portable printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213244455U (en) |
-
2020
- 2020-09-16 CN CN202022034893.5U patent/CN213244455U/en active Active
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