CN219513833U - Battery charger for portable thermal printer - Google Patents
Battery charger for portable thermal printer Download PDFInfo
- Publication number
- CN219513833U CN219513833U CN202320843007.4U CN202320843007U CN219513833U CN 219513833 U CN219513833 U CN 219513833U CN 202320843007 U CN202320843007 U CN 202320843007U CN 219513833 U CN219513833 U CN 219513833U
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- charging
- circuit board
- sides
- arrangement direction
- battery charger
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a battery charger for a portable thermal printer, which comprises a shell, a bottom cover and a circuit board, wherein charging terminal seats are respectively welded on two opposite sides of the upper surface of the circuit board, charging grooves are formed in the outer wall of the shell, an elastic buckle is arranged in each charging groove, a charging opening is formed in the bottom wall of each charging groove in a penetrating mode, one connecting screw penetrates through the circuit board to be connected with a connecting column, supporting components are arranged on two sides of the bottom cover along a second arrangement direction, each supporting component comprises two supporting blocks, the two supporting blocks on the same side are arranged on two sides of the first arrangement direction, and the supporting blocks are adjacent to the lower surface of the circuit board. And utilize the connection of spliced pole and the support of both sides supporting shoe to for the circuit board provides stable support, and then provides good support for the charging terminal on the board, consequently after rechargeable battery pushes down the installation, make the terminal of battery can be connected with charging terminal is stable, and then provides charging stability.
Description
Technical Field
The utility model relates to the field of thermal printing equipment, in particular to a battery charger for a portable thermal printer.
Background
Along with the smart machine of hand-held type, along with its good portability and convenience are used widely, especially cash registering machine and thermal printer, current hand-held POS machine and thermal bill printer etc. all have to adopt hand-held type ground to set up, its convenience aspect is doubtful, but current hand-held type printer is generally great individual, is unfavorable for holding by one hand, simultaneously, hand-held device often goes out to carry the use, and current hand-held type printer uses built-in rechargeable battery, needs removable rechargeable battery when the electric quantity is spent to put into service again fast.
In order to improve the use efficiency of the portable thermal printer, a charger for providing multiple charging levels for the rechargeable battery is required, and since the contact point of the rechargeable battery is located at the bottom and the self weight of the battery alone cannot well protect the stable connection of the contact points, a stable holding structure is required to be designed for this purpose to improve the charging stability.
Disclosure of Invention
The utility model aims to provide a battery charger for a portable thermal printer with stable charging
In order to achieve the purpose of the utility model, the utility model provides a battery charger for a portable thermal printer, which comprises a shell, a bottom cover and a circuit board; the shell and the bottom cover enclose a device mounting cavity, the circuit board is mounted in the device mounting cavity, and charging terminal seats are respectively welded on the upper surface of the circuit board at two opposite sides; charging grooves are formed in the outer wall of the shell along the two sides of the first arrangement direction, a spacing block is arranged between the two charging grooves, elastic buckles are arranged on the two sides of each charging groove along the second arrangement direction, a charging port is formed in the bottom wall of each charging groove in a penetrating mode, a charging terminal seat is arranged in the charging port, and the first arrangement direction is perpendicular to the second arrangement direction; two connecting columns are arranged on two sides of the spacer block in the mounting cavity along the second arrangement direction, one connecting screw penetrates through the circuit board to be connected with the connecting columns, and the connecting columns are adjacent to the upper surface of the circuit board; the bottom is provided with supporting component along the both sides of second direction of arranging, and every group supporting component includes two supporting pieces, and two supporting pieces of homonymy are arranged along the both sides of first direction of arranging, and the supporting piece adjoins with the lower surface of circuit board.
Still further, the elastic buckle is provided with elastic arm and buckle portion, and the stiff end of elastic arm is connected with the diapire of charging groove, and buckle portion sets up on the free end of elastic arm.
Still further, the lateral wall of charging groove between two elasticity buckles is provided with dodges the breach.
Still further, the middle part of space block is provided with indent step, and indent step is provided with the pilot lamp.
Still further, the bottom wall of the charging slot is provided with a positioning slot at the periphery of the charging port.
In a further scheme, the bottom cover is provided with a heat dissipation groove.
The utility model has the beneficial effects that the charging efficiency can be effectively improved through the arrangement of the two charging grooves, the two sides of each charging groove are provided with the elastic buckle, so that the rechargeable battery can be stably arranged in the charging groove, the bottom wall of the charging groove is provided with the charging terminal, the charging terminal is directly welded on the circuit board, and the connection of the connecting column and the support of the supporting blocks at the two sides are utilized, so that stable support is provided for the circuit board, and then good support is provided for the charging terminal on the board, and after the rechargeable battery is pressed and installed, the terminal of the battery can be stably connected with the charging terminal, and then the charging stability is provided.
Drawings
Fig. 1 is a block diagram of an embodiment of a battery charger of the present utility model during charging.
Fig. 2 is an exploded view of an embodiment of the battery charger of the present utility model.
Fig. 3 is a block diagram of an embodiment of a battery charger of the present utility model.
Fig. 4 is a cross-sectional view of an embodiment of the battery charger of the present utility model at a support block.
Fig. 5 is a cross-sectional view of an embodiment of the battery charger of the present utility model at a connecting post.
The utility model is further described below with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 5, the battery charger includes a case 11, a bottom cover 12, and a circuit board 24, the case 11 and the bottom cover 12 forming a device mounting cavity 214 at a bottom side, the circuit board 24 being mounted in the device mounting cavity 214, an upper surface of the circuit board 24 being provided with charging terminal seats 242 respectively welded at opposite sides, the two charging terminal seats 242 being arranged in a first arrangement direction X. The outer wall of the casing 11 is provided with charging grooves 211 along both sides of the first arrangement direction X, the charging grooves 211 are arranged in a rectangular shape and are provided with loading openings above, the casing 11 is provided with a spacing block 25 between the two charging grooves 211, the middle part of the spacing block 25 is provided with an inward concave step 251, the inward concave step 251 is provided with a plurality of indicator lamps 252, and the plurality of indicator lamps 252 are connected with a circuit board 24 below through wires.
Each charging slot 211 is provided with an elastic buckle 23 along two sides of the second arrangement direction Y, the elastic buckle 23 is provided with an elastic arm 231 and a buckle part 232, the fixed end of the elastic arm 231 is connected with the bottom wall of the charging slot 211, the buckle part 232 is arranged on the free end of the elastic arm 231, the rear side of the elastic buckle 23 is provided with a deformation avoidance slot 233, the elastic arm 231 can deform and deviate in the deformation avoidance slot 233, and the outer side wall of the charging slot 211 between the two elastic buckles 23 is provided with an avoidance notch 212.
The bottom wall of each charging slot 211 is provided with a charging opening 213 therethrough, the bottom wall of the charging slot 211 is provided with a positioning slot 215 at the outer periphery of the charging opening 213, and one charging terminal seat 242 is located in one charging opening 213, and the first arrangement direction X is perpendicular to the second arrangement direction Y.
The spacer 25 is provided with two connection posts 253 at both sides of the second arrangement direction Y in the installation cavity, one connection screw 254 passes through the circuit board 24 to be connected with the connection posts 253, the connection posts 253 are adjacent to the upper surface of the circuit board 24, both sides of the bottom cover 12 along the second arrangement direction Y are provided with support assemblies, each group of support assemblies comprises two support blocks 221, the two support blocks 221 at the same side are arranged at both sides of the first arrangement direction X, the support blocks 221 are adjacent to the lower surface of the circuit board 24, the connection posts 253 and the support blocks 221 are utilized to support and position the circuit board 24, and then the connection stability of the charging terminal seat 242 is provided, and the bottom cover 12 is provided with a heat dissipation groove 243, so that the waste heat of the circuit board is discharged.
The rechargeable battery 1 is arranged in a rectangular shape, and a fixing buckle 11 is arranged at one side of the rechargeable battery 1, and the connection mode of the rechargeable battery 1 and the portable thermal printer is disclosed as a portable label printer, which is named as a portable label printer in publication No. CN207901891U, a connection terminal is arranged at the bottom of the rechargeable battery 1, when the rechargeable battery 1 is installed in the charging slot 211, the elastic buckles 23 at two sides are connected with the rechargeable battery 1, namely, the elastic arms 231 are adjacent to the side wall of the rechargeable battery 1, the buckling parts 232 are buckled with the edge of the rechargeable battery 1, meanwhile, the connection terminal of the rechargeable battery 1 is connected with the charging terminal seat 242, and stable charging can be realized.
From the above, through the arrangement of two charging slots, can effectively improve charging efficiency, and be provided with the elasticity buckle in the both sides of every charging slot for chargeable call can install in charging slot steadily, and be provided with charging terminal at the diapire of charging slot, and charging terminal is direct welding on the circuit board, and utilize the connection of spliced pole and the support of both sides supporting shoe, thereby provide stable support for the circuit board, then provide good support for charging terminal on the board, consequently after chargeable call pushes down the installation, make the terminal of battery can be connected with charging terminal is stable, and then provide charging stability.
Claims (6)
1. A battery charger for a portable thermal printer comprises a shell, a bottom cover and a circuit board;
the method is characterized in that:
the shell and the bottom cover enclose a device mounting cavity, the circuit board is mounted in the device mounting cavity, and charging terminal seats are respectively welded on two opposite sides of the upper surface of the circuit board;
charging grooves are formed in the two sides of the outer wall of the shell along the first arrangement direction, a spacing block is arranged between the two charging grooves, elastic buckles are arranged on the two sides of each charging groove along the second arrangement direction, a charging port is formed in the bottom wall of each charging groove in a penetrating mode, the charging terminal seat is located in the charging port, and the first arrangement direction is perpendicular to the second arrangement direction;
two connecting columns are arranged on two sides of the spacer block in the mounting cavity along the second arrangement direction, one connecting screw penetrates through the circuit board to be connected with the connecting columns, and the connecting columns are adjacent to the upper surface of the circuit board;
the bottom cover is provided with supporting components along the two sides of the second arrangement direction, each group of supporting components comprises two supporting blocks, the two supporting blocks on the same side are arranged along the two sides of the first arrangement direction, and the supporting blocks are adjacent to the lower surface of the circuit board.
2. The battery charger of claim 1 wherein:
the elastic buckle is provided with an elastic arm and a buckle part, the fixed end of the elastic arm is connected with the bottom wall of the charging slot, and the buckle part is arranged on the free end of the elastic arm.
3. A battery charger as defined in claim 2, wherein:
the charging groove is provided with a avoidance notch on the outer side wall between the two elastic buckles.
4. The battery charger of claim 1 wherein:
the middle part of the spacing block is provided with an inward concave step, and the inward concave step is provided with an indicator lamp.
5. A battery charger according to any one of claims 1 to 4, wherein:
the diapire of charging groove is in the periphery of charging mouth is provided with the constant head tank.
6. A battery charger according to any one of claims 1 to 4, wherein:
the bottom cover is provided with a heat dissipation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843007.4U CN219513833U (en) | 2023-04-14 | 2023-04-14 | Battery charger for portable thermal printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843007.4U CN219513833U (en) | 2023-04-14 | 2023-04-14 | Battery charger for portable thermal printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219513833U true CN219513833U (en) | 2023-08-11 |
Family
ID=87528595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320843007.4U Active CN219513833U (en) | 2023-04-14 | 2023-04-14 | Battery charger for portable thermal printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219513833U (en) |
-
2023
- 2023-04-14 CN CN202320843007.4U patent/CN219513833U/en active Active
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