CN217514814U - Thermal printer of accurate wiring of lid - Google Patents
Thermal printer of accurate wiring of lid Download PDFInfo
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- CN217514814U CN217514814U CN202221333070.5U CN202221333070U CN217514814U CN 217514814 U CN217514814 U CN 217514814U CN 202221333070 U CN202221333070 U CN 202221333070U CN 217514814 U CN217514814 U CN 217514814U
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- data line
- lid
- thermal printer
- groove
- cover body
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Abstract
The utility model provides a thermal printer of accurate wiring of lid, including base, lid, main control board, data line, rubber roll and heat-sensitive piece, the lid articulates with the base, is provided with the through-hole through lid and base, and the lid is provided with observation window in the top of paper storehouse, and the periphery of observation window is provided with the window lateral wall, and the lid is provided with first spacing groove at the lateral part of window lateral wall, and the position of lid between observation window and heat-sensitive piece is provided with the second spacing groove; the first end of the data line is connected with the main control board, the data line passes through the through hole, the first limiting groove and the second limiting groove, and the second end of the data line is connected with the thermosensitive plate. The data line passes through the first spacing groove of through-hole, window lateral wall lateral part, observation window and the second spacing groove between the heat-sensitive piece in proper order to make walking of data line obtain spacing and fixed, thereby reduce the cable removal that brings because the rotation of lid, effectively improve the connection stability of data line then.
Description
Technical Field
The utility model relates to a thermal printing field especially relates to a thermal printer of accurate wiring of lid.
Background
With the popularization and application of thermal printers, the thermal printers are used in automatic teller machines of banks, cash registers in supermarkets, catering industries and delivery places of e-commerce, comprise thermal transfer printers adopting a carbon ribbon thermal transfer principle and thermal printers adopting thermal sensitive paper thermal imaging, and have higher requirements on the use stability and the operation convenience of the thermal printers under the rapid growth of printing in the e-commerce industry and the express delivery industry.
Thermal printer generally is provided with the base, the lid, rubber roll and heat-sensitive piece, enter into the position between rubber roll and the heat-sensitive piece through beating printing paper, through the heating of heat-sensitive piece, then realize the formation of image characters, and the heat-sensitive piece or the button module that are located on the lid generally are connected to the main control board that is located the base through the data line, then realize the heating drive of heat-sensitive piece under the drive of main control board, and button module's control signal receives, because the lid needs to rotate and open, consequently the easy emergence of cable in the lid removes, consequently can influence the connection stability of data line and the operating stability of equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thermal printer of accurate wiring of lid.
In order to realize the purpose of the utility model, the utility model provides a thermal printer of accurate wiring of lid, including base, lid, main control board, data line, rubber roll and heat-sensitive piece, rubber roll and main control board set up on the base, the heat-sensitive piece sets up on the lid, heat-sensitive piece and rubber roll are relative and form the paper feed passageway, the lid is provided with first articulated portion, the base is provided with second articulated portion, first articulated portion is articulated with the second articulated portion, be provided with the through-hole through first articulated portion and second articulated portion; the base is provided with a paper bin, the cover body is provided with an observation window above the paper bin, the periphery of the observation window is provided with a window side wall, the cover body is provided with a first limiting groove at the side part of the window side wall, and the cover body is provided with a second limiting groove at the position between the observation window and the heat-sensitive sheet; the first end of the data line is connected with the main control board, the data line passes through the through hole, the first limiting groove and the second limiting groove, and the second end of the data line is connected with the thermosensitive plate.
According to a further scheme, two first limiting blocks and limiting columns are arranged on the side portion of the side wall of the window, the limiting columns are located between the two first limiting blocks, first grooves with upward openings are formed in the first limiting blocks, and the two first grooves and the limiting columns form first limiting grooves.
The cover body is provided with a plurality of second open grooves which are arranged at the positions between the observation window and the heat-sensitive sheet, and the second open grooves form a second limiting groove.
In a further aspect, one of the ribs has a stop portion at an upper portion of the second slot.
According to a further scheme, the thermal printer further comprises a key module, the key module is arranged on the cover body, and the second end of the data line is connected with the key module.
In a further scheme, the second hinge parts are arranged in a C-shaped groove, the first hinge parts are arranged in a circular ring, and the circular ring is arranged in the C-shaped groove in a clearance fit mode.
The base is further provided with a stop block at the periphery of the C-shaped groove, and the periphery of the circular ring is provided with a stop arm which can be adjacent to the stop block.
The beneficial effects of the utility model are that, through set up observation window in order to conveniently run through the surplus of beating printing paper on the lid, and make the data line pass through the through-hole in proper order, the first spacing groove of window lateral wall lateral part, second spacing groove between observation window and the heat-sensitive strip, thereby make walking of data line obtain spacingly and fixed, thereby reduce the cable removal that brings because the rotation of lid, then effectively improve the connection stability of data line, and the data line is still can be connected and is located the button module on the lid, and through the cooperation of ring and C type groove, conveniently in the articulated assembly of lid and base, moreover through keeping off adjacency of arm and dog, thereby can realize that the upset of lid is spacing.
Drawings
Fig. 1 is a structural view of an embodiment of the thermal printer of the present invention.
Fig. 2 is a structural view of an embodiment of the thermal printer of the present invention from another perspective.
Fig. 3 is a structural diagram of the thermal printer according to the embodiment of the present invention after the cover is opened.
Fig. 4 is an exploded view of the embedded industrial personal computer of the embodiment of the thermal printer of the present invention.
Fig. 5 is a cross-sectional view of an embodiment of the thermal printer of the present invention at a mounting slot.
Fig. 6 is a structural diagram of the thermal printer according to the embodiment of the present invention, which is located at the interface positioning groove.
Fig. 7 is a structural diagram of a driving motor in an embodiment of the thermal printer according to the present invention.
Fig. 8 is a structural diagram of a gear train in an embodiment of the thermal printer of the present invention.
Fig. 9 is a structural view of a paper clamping assembly in an embodiment of the thermal printer according to the present invention.
Fig. 10 is a cross-sectional view of a paper clamping assembly in an embodiment of a thermal printer of the present invention.
Fig. 11 is an exploded view of a paper clamping assembly in an embodiment of the thermal printer of the present invention.
Fig. 12 is a structural view of the thermal printer according to the embodiment of the present invention at the hinge portion.
Fig. 13 is a structural diagram of the thermal printer according to the embodiment of the present invention, which is located at the position of the limiting groove.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 6, the thermal printer 1 includes a casing, a main control board 21, a data line, a rubber roller 152, a thermal sheet 151, a paper clamping assembly 3 and an embedded industrial personal computer 13, the casing includes a base 11 and a cover 12 hinged to each other, the rubber roller 152 and the main control board 21 are disposed on the base 11, the thermal sheet 151 is disposed on the cover 12, the thermal sheet 151 and the rubber roller 152 are opposite to each other and form a paper feeding channel, the base 11 is provided with a mounting groove 111 at the bottom, the mounting groove 111 extends horizontally, a first communication interface is disposed on an inner bottom wall 110 of the mounting groove 111 along a mounting direction X, the first communication interface can adopt a metal interface 221 of Typc-C, the casing is provided with a receiving convex edge 112 at the bottom of the mounting groove 111, the receiving convex edge 112 encloses an opening, and positioning ribs 113 are disposed on inner side walls of the mounting groove 111 at two sides of the mounting direction.
Embedded industrial computer 13 is the flat cuboid and arranges, be provided with the mainboard in embedded industrial computer 13's the shell, cpu and memory, embedded industrial computer 13 can realize PC operation and control function, embedded industrial computer 13 is provided with second communication interface on installation direction X's the outer end wall, embedded industrial computer 13 is provided with constant head tank 132 and fixed orifices 131 at the lateral wall of installation direction both sides, constant head tank 132 is located installation direction X's front end, fixed orifices 131 is located installation direction X's rear end, one side that the diapire is relative including mounting groove 111 is provided with the dress mouth, embedded industrial computer 13 packs into to mounting groove 111 from the dress mouth in, first communication interface and second communication interface connection, embedded industrial computer 13 is located accepts protruding edge 112, location rib 113 and constant head tank clearance fit.
The base 11 is provided with locating hole 114 in both sides through, the locating hole 114 communicates with mounting groove 111, the base 11 is provided with annular groove 115 in the periphery of locating hole 114, annular groove 115 is provided with prevents losing groove and draw-in groove, prevent losing the groove and draw-in groove and be located the relative both sides of locating hole 114, a connecting screw 116 passes a locating hole 114 and is connected with the fixed orifices 131 of embedded industrial computer 13, thermal printer 1 still includes closing cap 117, closing cap 117 is provided with in relative both sides and prevents losing post 118 and buckle 119, closing cap 117 covers outside annular groove 115 and connecting screw 116, prevent losing post 118 and prevent losing the groove and be connected, buckle 119 and draw-in groove block.
The thermal printer 1 further comprises a data connection line, the data connection line comprises a first connection end, a second connection end and a cable 224, the cable 224 is connected between the first connection end and the second connection end, the first connection end of the data connection line is connected with the main control board 21, the second connection end of the data connection line is provided with a metal interface 221 and an interface shell 222, the metal interface 221 is a USB Typc-C interface, the metal interface 221 is located on the outer side of the interface shell 222, the cable 224 is provided with a clamping block 223 on the inner side of the interface shell 222, the interface shell 222 is arranged between the two first positioning ribs 145 in a clearance fit mode, the metal interface 221 penetrates through the interface slot and is connected with the embedded industrial personal computer 13, and then the embedded industrial personal computer 13 is in communication connection with the main control board 21. The interface housing 222 abuts the outer stop wall 141, the cable 224 passes through the catch 146, the inner stop wall 142 is disposed between the catch 223 and the interface housing 222 with a clearance fit, the two second positioning ribs 144 are respectively disposed on both sides of the cable 224, and the two second positioning ribs 144 abut the interface housing 222.
Referring to fig. 7 to 11, the base 11 is provided with a paper feeding end face 154 at the paper feeding passage, the paper clamping blocks 31 and the rubber rollers 152 are arranged on the upper side of the paper feeding end face 154, the paper feeding end face 154 is provided with two sliding grooves 155 along the paper width direction Y, the paper clamping assembly 3 includes two paper clamping blocks 31, two racks 32, a central wheel 33 and a mounting seat 34, one paper clamping block 31 is fixedly connected with one rack 32, the two paper clamping blocks 31 are respectively located on two sides of the paper feeding passage based on the paper width direction, one paper clamping block 31 is movably arranged on one sliding groove 155, and the two racks 32, the central wheel 33 and the mounting seat 34 are located on the bottom side of the paper feeding end face 154.
The mounting end surface of the mounting seat 34 is provided with a connecting hole 341, the connecting hole 341 is located in the middle, the center wheel 33 is provided with a positioning hole 114 along the rotation axis in a penetrating manner, then the center wheel 33 is rotatably arranged in the middle of the mounting seat 34 around the rotation axis, the center wheel 33 is provided with a transmission gear 331 and a latch 332 at the periphery of the rotation axis, the latch 332 is arranged downwards and is located below the transmission gear 331, the two racks 32 are respectively located at two radial sides of the center wheel 33 and are meshed with the transmission gear 331, and then the two paper clamping blocks 31 can move towards opposite directions along the paper width direction.
The mounting end face is provided with elastic arms 342 respectively on the radial two sides of the connecting hole 341, the periphery of the free end of each elastic arm 342 is provided with an avoiding groove, the free ends of the elastic arms 342 on the two sides are provided with clamping blocks 343, and the clamping teeth 332 are clamped with the clamping blocks 343 to realize the relative fixation of the central wheel 33.
The base 11 is provided with a paper bin 153, and the paper bin 153, the paper clamping block 31 and the rubber roller 152 are sequentially arranged along the paper length direction of the paper feeding channel. The base 11 is provided with an installation side wall 157, the thermal printer 1 further comprises a driving motor 161, a metal installation plate 162 and a gear set 163, the driving motor 161 is installed on the metal installation plate 162, the metal installation plate 162 and the gear set 163 are installed on the installation side wall 157, the driving motor 161 and the metal installation plate 162 are located on the inner side of the installation side wall 157, and the gear set is in transmission connection between the driving motor 161 and the rubber roller 152, so that the rubber roller 151 is driven to rotate.
Referring to fig. 12 to 13, the cover 12 is provided with first hinge portions 172 at two sides, the first hinge portions 172 are arranged in a circular ring shape, the through hole 171 penetrates through the first hinge portions 172, the base 11 is provided with second hinge portions 156 at two sides, the second hinge portions 156 are arranged in a C-shaped groove, the circular ring is arranged in the C-shaped groove in a clearance fit manner, so that the first hinge portions 172 are hinged to the second hinge portions 156, the cover 12 is provided with an observation window 121 above the paper bin 153, the periphery of the observation window 121 is provided with a window side wall 122, the cover 12 is provided with a first limiting groove at a side portion of the window side wall 122, two first limiting blocks 123 and two limiting columns 124 are arranged at a side portion of the window side wall 122, the limiting columns 124 are located between the two first limiting blocks 123, the first limiting blocks 123 are provided with first slots 125 having upward openings, and the two first slots 125 and the limiting columns 124 form first limiting grooves.
The cover 12 is provided with a plurality of ribs 126 at positions between the observation window 121 and the heat sensitive sheet 151, the ribs 126 are provided with second slots 127 having openings facing upward, one of the ribs 126 at the end is provided with a stopper portion 128 at an upper portion of the second slot 127 thereof, and the plurality of second slots 127 constitute a second stopper groove. The thermal printer 1 further includes a key module 129, and the key module 129 is provided on the cover 12. The data line is formed by a multi-core cable or a plurality of cables, a first end of the data line (not shown) is connected with the main control board 21, the data line passes through the through hole 171, the first limit groove and the second limit groove, and a second end of the data line is connected with the heat-sensitive sheet 151 and the key module 129. In addition, a stopper 174 is disposed on the outer periphery of the C-shaped groove on one side, and a stopper arm 173 is disposed on the outer periphery of the ring, so that the stopper arm 173 can abut against the stopper 174, thereby realizing the turning-over limit of the lid 12.
It is from top to bottom visible, integrated connection has arranged embedded industrial computer through in thermal printer, can realize better communication function through embedded industrial computer, better data processing ability, bigger data storage space, and utilize embedded industrial computer and thermal printer's main control board to be connected, then can realize more printing functions, furthermore, the installation groove through the bottom integrates the installation to embedded industrial computer, and adopt location rib and constant head tank clearance fit, connecting screw passes the locating hole and is connected with the fixed orifices, the lid of closing the lid arranges, then improve the connection stability of embedded industrial computer.
And, through setting up interface constant head tank installation interface shell, metal interface can be connected with embedded industrial computer after passing the interface groove, the interface shell is through keeping off the spacing of wall and outer fender wall in interior, and utilize the outside screens of fixture block at the draw-in groove, and the spacing of cooperation first location rib and second location rib, thereby make the interface position of second link stable, thereby improve connection stability, and can adopt USBTypc-C to connect the transmission communication, not only can solve the power supply problem of printer, and can realize data and control signal's transmission, still can utilize embedded industrial computer or external computer, then possess better data processing ability, bigger data storage space, can realize more printing functions.
Furthermore, the double-layered paper piece links through the drive gear of rack and centre wheel, thereby can realize along the reverse movement of paper width direction, in order to realize the width location regulation to the printing paper, moreover through latch and fixture block, utilize the rotatable regulation location of centre wheel, thereby realize the rigidity of double-layered paper piece, and utilize the design of latch and mount pad integration, and the arrangement of elastic arm, not only simplify the structure and save spare part, and improve the slip between removal and the fixed and feel, and install on metal mounting panel through driving motor, can effectively improve the heat dispersion of motor, and the double-layered paper subassembly of this scheme is applicable to the printer that has the paper storehouse or does not have the paper storehouse, the accurate positioning to the printing paper can be realized to the double-layered paper piece that utilizes convenient regulation, thereby improve printing stability.
And, through set up the surplus that the observation window runs through printing paper in order to make things convenient for on the lid, and make the data line pass through the through-hole in proper order, the first spacing groove of window lateral wall lateral part, second spacing groove between observation window and the heat-sensitive piece, thereby make the walking line of data line obtain spacing and fixed, thereby reduce the cable that brings because the rotation of lid and remove, and then effectively improve the connection stability of data line, and the data line still can connect the button module that is located on the lid, and through the cooperation in ring and C type groove, convenient in the articulated assembly of lid and base, again through keeping off the adjacency of arm and dog, thereby can realize that the upset of lid is spacing.
Certainly, the above embodiments are only preferred embodiments of the present disclosure, and many variations may be provided in practical applications, for example, the first hinge portion may be arranged in a C shape, and the second hinge portion is arranged in a circular shape, so that the rotational hinge and the routing of the data line may also be implemented, and in addition, the second connection end of the data line may adopt other connection interfaces. And the rubber roll is arranged on the cover, the heat-sensitive sheet is arranged on the base, and the changes all belong to the protection range of the utility model.
Claims (7)
1. A thermal printer with a cover body accurately wired comprises a base, a cover body, a main control board, a data line, a rubber roller and a thermal sensitive sheet, wherein the rubber roller and the main control board are arranged on the base, the thermal sensitive sheet is arranged on the cover body, and the thermal sensitive sheet is opposite to the rubber roller and forms a paper feeding channel;
the method is characterized in that:
the cover body is provided with a first hinge part, the base is provided with a second hinge part, the first hinge part is hinged with the second hinge part, and a through hole is formed through the first hinge part and the second hinge part;
the base is provided with a paper bin, the cover body is provided with an observation window above the paper bin, the periphery of the observation window is provided with a window side wall, the cover body is provided with a first limiting groove at the side part of the window side wall, and the cover body is provided with a second limiting groove at the position between the observation window and the thermosensitive plate;
the first end of the data line is connected with the main control board, the data line passes through the through hole, the first limiting groove and the second limiting groove, and the second end of the data line is connected with the heat-sensitive sheet.
2. The thermal printer according to claim 1, wherein:
the lateral part of window lateral wall is provided with two first stoppers and spacing posts, spacing post is located two between the first stopper, first stopper is provided with the first fluting that has opening up, two first fluting with spacing post constitutes first spacing groove.
3. The thermal printer of claim 1, wherein:
the cover body is provided with a plurality of ribbed plates between the observation window and the heat-sensitive sheet, the ribbed plates are provided with second open grooves with upward openings, and the second open grooves form the second limiting grooves.
4. The thermal printer according to claim 3, wherein:
one of the rib plates is provided with a limiting part at the upper part of the second slot.
5. The thermal printer according to claim 1, wherein:
the thermal printer further comprises a key module, the key module is arranged on the cover body, and the second end of the data line is further connected with the key module.
6. The thermal printer according to any one of claims 1 to 5, wherein:
the second hinge portion is arranged in a C-shaped groove, the first hinge portion is arranged in a circular ring, and the circular ring is arranged in the C-shaped groove in a clearance fit mode.
7. The thermal printer according to claim 6, wherein:
the base is in the periphery in C type groove is provided with the dog, the periphery of ring is provided with the fender arm, the fender arm can with the dog is adjacent to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333070.5U CN217514814U (en) | 2022-05-30 | 2022-05-30 | Thermal printer of accurate wiring of lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221333070.5U CN217514814U (en) | 2022-05-30 | 2022-05-30 | Thermal printer of accurate wiring of lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217514814U true CN217514814U (en) | 2022-09-30 |
Family
ID=83390404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221333070.5U Active CN217514814U (en) | 2022-05-30 | 2022-05-30 | Thermal printer of accurate wiring of lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217514814U (en) |
-
2022
- 2022-05-30 CN CN202221333070.5U patent/CN217514814U/en active Active
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