CN213798834U

CN213798834U - Portable Bluetooth printer

Info

Publication number: CN213798834U
Application number: CN202022614498.4U
Authority: CN
Inventors: 李明
Original assignee: Guangzhou Huihao Computer Technology Development Co ltd
Current assignee: Guangzhou Huihao Computer Technology Development Co ltd
Priority date: 2020-08-06
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a portable bluetooth printer, includes the back lid, is in with back lid fixed connection's shell and setting back lid with bluetooth module between the shell and printing unit, bluetooth module is used for receiving printing information and will printing information send to printing unit prints, the shell includes the top surface and from top surface downwardly extending's first side, printing unit sets up on the installing support, the one end of installing support is fixed on the first side of shell, the other end of installing support is fixed on the top surface of shell. After the entrance and exit of the highway toll station uses the mobile toll device for charging, the mobile toll device can send corresponding invoice information to the Bluetooth module and send the invoice information to the printing unit through the Bluetooth module for printing, so that the problem that the invoice cannot be printed by the mobile toll device used by the entrance and exit of the highway toll station is solved.

Description

Portable Bluetooth printer

Technical Field

The utility model relates to a print technical field, especially relate to a portable bluetooth printer.

Background

With the implementation of highway networking charging in China, the highway is mainly in a charging mode of ETC (Electronic Toll Collection) Toll Collection and the Toll card Collection is assisted. The vehicle drives to the entrance of the highway toll station and gets the highway pass card to drive into the highway. When a vehicle arrives at an exit of a highway, a Toll Collection (MTC) exit is blocked, if the lane is maintained or has a fault, an MTC user cannot exit from a Toll station from an ETC lane on the side, and at this time, a mobile Toll device is required to be used, but the mobile Toll device cannot print invoices.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the embodiment of the utility model provides a portable bluetooth printer to solve the highway toll station access & exit and use the unable problem of printing the invoice of removing charging device.

The utility model provides a portable bluetooth printer, includes the back lid, is in with back lid fixed connection's shell and setting back lid with bluetooth module between the shell and printing unit, bluetooth module is used for receiving printing information and will printing information send to printing unit prints, the shell includes the top surface and from top surface downwardly extending's first side, printing unit sets up on the installing support, the one end of installing support is fixed on the first side of shell, the other end of installing support is fixed on the top surface of shell.

Optionally, the mounting bracket includes a bottom plate and a side plate extending upward from the bottom plate, an end of the bottom plate opposite to the side plate is provided with a first connecting portion extending upward, the first connecting portion is used for being fixedly connected with a first side surface of the housing, a second connecting portion extending horizontally is arranged at the top of the side plate, and the second connecting portion is used for being fixedly connected with a top surface of the housing.

Optionally, the bottom of the printing unit is provided with a first mounting foot and a second mounting foot which extend horizontally, and the first mounting foot and the second mounting foot are fixed on the upper surface of the bottom plate of the mounting bracket.

Optionally, be provided with soft callus on the sole on the first installation foot of printing unit and the second installation foot, the outer peripheral edges of soft callus on the sole are provided with annular groove and are used for the holding first installation foot or the second installation foot, the axial of soft callus on the sole is provided with the through-hole and wears to establish in order to supply the mounting.

Optionally, the portable bluetooth printer still includes the support frame, the support frame includes the body and the first supporting part and the second supporting part that extend respectively from the body both ends, the body is by the centre gripping the second connecting portion of curb plate with between the top surface of shell, first supporting part with the second supporting part extends in the horizontal direction in order to support the top surface.

Optionally, the portable bluetooth printer further includes a control mainboard, and the control mainboard is disposed on a surface of the bottom plate of the mounting bracket opposite to the printing unit.

Optionally, a first window is formed in the top surface of the housing, and a cover covers the first window and is fixedly connected to the housing.

Optionally, a rectangular opening is provided on the face cover for serving as an invoice outlet.

Optionally, a row of saw teeth is arranged beside the rectangular opening of the face cover.

Optionally, the housing further includes a second side surface extending obliquely downward from the top surface, the second side surface is provided with a second window, and the second window is provided with a control panel.

Optionally, still include the invoice groove, the invoice groove sets up back lid with the opposite one side of shell, the invoice groove includes first fixed part and second fixed part, first fixed part is fixed back lid is higher, the second fixed part is fixed on the first side of shell.

Optionally, the first fixing portion is a hook, and the hook is clamped on the clamping groove of the rear cover; the second fixing part is a loose and non-removable screw and is used for fixing the invoice slot on the shell.

The embodiment of the utility model provides an in, receive external transmission's printing information through setting up bluetooth module, and will printing information send to print the unit and print. After the entrance and exit of the highway toll station uses the mobile toll device for charging, the mobile toll device can send corresponding invoice information to the Bluetooth module and send the invoice information to the printing unit through the Bluetooth module for printing, so that the problem that the invoice cannot be printed by the mobile toll device used by the entrance and exit of the highway toll station is solved. In addition, because the position accuracy requirement that the invoice was printed is higher, will the printing unit passes through the installing support is fixed on the shell, the printing unit with the positional relationship of installing support is more easily controlled, also realizes accurate counterpoint easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a structural diagram of a portable bluetooth printer according to an embodiment of the present invention.

Fig. 2 is an exploded view of the structure of the portable bluetooth printer of fig. 1.

Fig. 3 is a schematic sectional view of the portable bluetooth printer of fig. 1 taken along line a-a.

Fig. 4 is a schematic view of the soft footpad of fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and fig. 2 together, an embodiment of the present invention provides a portable bluetooth printer 100, which includes a rear cover 110, a housing 120 fixedly connected to the rear cover 110, and a bluetooth module 130 and a printing unit 140 disposed between the rear cover 110 and the housing 120. The bluetooth module 130 is configured to receive print information and send the print information to the printing unit 140 for printing. The housing 120 includes a top surface 121 and a first side surface 122 extending downward from the top surface 121. The printing unit 140 is disposed on a mounting bracket 150, one end of the mounting bracket 150 is fixed to the first side 122 of the housing 120, and the other end of the mounting bracket 150 is fixed to the top 121 of the housing 120.

Referring to fig. 3, the mounting bracket 150 includes a bottom plate 151 and a side plate 152 extending upward from the bottom plate 151. An end of the bottom plate 151 opposite to the side plate 152 is provided with a first connecting portion 153 extending upward, and the first connecting portion 153 is used for being fixedly connected with the first side surface 122 of the housing 120. The top of the side plate 152 is provided with a second connecting portion 154 extending horizontally, and the second connecting portion 154 is used for being fixedly connected with the top surface 121 of the housing 120.

In the present embodiment, the housing 120 is made of an aluminum alloy material. The top surface 121 of the housing 120 defines a first window 1211. A cover 160 covers the first window 1211 and is fixedly connected to the housing 120. Specifically, the face cover 160 is provided with 2 release screws 161, and the 2 release screws 161 are connected to the first side 122 of the housing 120 to fix the face cover 160 to the housing 120. The face cover 160 is provided with a rectangular opening 162 as required. The rectangular opening 162 is used as an outlet for the invoice. After printing of the invoice is complete, the invoice can be removed from the rectangular opening 162. If necessary, a row of saw teeth may be arranged beside the rectangular opening 162 of the face cover 160 to facilitate manual invoice tearing. In the embodiment, the face cover 160 further includes a sawtooth strip 163, and the sawtooth strip 163 is fixed beside the rectangular opening 162 to achieve the purpose of manually tearing the invoice. One end of the rectangular opening 162 can be arranged to be zigzag according to requirements, and the purpose of manually tearing the invoice can also be achieved.

According to the requirement, the housing 120 further includes a second side surface 123 extending obliquely downward from the top surface 121, a second window 1231 is opened on the second side surface 123, and the second window 1231 is provided with a control panel 170. In this embodiment, the bluetooth module 130 is also fixed at a corresponding position of the second window 1231. The control panel 170 is provided with a paper feed key 171, an on-line key 172, and a switch 173. The paper feed key 171 is used to feed a small amount of paper in one press (press-release). Long press (more than one second) feeds one line per second. The paper advance key 171 is mainly used to reinstall the invoice. The on-line key 172 is mainly used for reinstalling the invoice after the invoice is printed. When the on-line key 172 is pressed and released, the portable bluetooth printer 100 enters an operating state. The switch 173 is used to make the portable bluetooth printer 100 selectively operate in the bluetooth state or in the 232 serial port state. When the bluetooth mode is selected, the portable bluetooth printer 100 sends the print information received by the bluetooth module 130 to the printing unit 140 for printing. When the portable bluetooth printer 100 selects the state of working at the 232 serial port, the printing information received by the 232 serial port is sent to the printing unit 140 for printing. Only one between the 232 serial port and bluetooth operating states is selectable. The control panel 170 is further provided with a plurality of indicator lights 174. The indicator light 174 includes one or more of a power indicator light, an alarm light, a power lamp, a serial indicator light, and a bluetooth indicator light. The electric quantity indicator light is used for displaying the current electric quantity of the battery. The alarm lamp is used for indicating the printing state of the invoice, and the invoice can flash after being printed or when a fault occurs. The power supply lamp is electrified and can be normally on, and failure of lighting indicates failure. The serial port indicator lamp is normally on, which indicates that a 232 serial port is currently used for connecting equipment to work. The Bluetooth indicator light is always on, which indicates that the Bluetooth connection equipment is currently used for working. It is understood that the bluetooth module 130 may be disposed at any position of the portable bluetooth printer 100 as long as it can effectively receive the bluetooth signal of the external device.

The housing 120 also includes a stud 124 disposed at the bottom of the top surface 121, the stud 124 extending downwardly from the bottom of the top surface 121, as desired. The stud 124 is used to fix the mounting bracket 150. Specifically, the second connecting portion 154 of the mounting bracket 150 is provided with a connecting hole (not shown) which is fixed to the top surface 121 through the stud 124 and then fixed thereto by a nut mounted on the stud 124.

In this embodiment, the bottom of the printing unit 140 is provided with a first mounting leg 141 and a second mounting leg 142 extending horizontally, and the first mounting leg 141 and the second mounting leg 142 are fixed on the upper surface of the bottom plate 151 of the mounting bracket 150. Specifically, the first mounting leg 141 and the second mounting leg 142 of the printing unit 140 are provided with soft leg pads 143. Referring to fig. 4, an annular groove 1431 is disposed on an outer periphery of the soft foot pad 143 for receiving the first mounting foot 142 or the second mounting foot 143. The soft foot pad 143 is axially provided with a through hole 1432 for the fixing member to pass through. In this embodiment, the fixing member is a fixing screw.

The portable bluetooth printer 100 further includes a control main board 180 as needed. The control main board 180 is disposed on a side of the bottom plate 151 of the mounting bracket 150 opposite to the printing unit 140. The control main board 180 is electrically connected to the bluetooth module 130, the printing unit 140, and the control panel 170. In this embodiment, the control main board 180 is a 76mm needle type control board, which has the following features:

1. the ESC/POS instruction set and STAR instruction set may be supported and may be set in software.

2. The driver can be installed under WINDOWS for use.

3. The upgrade program can be downloaded through a serial port.

4. It contains 16 lattice large word stock.

5. A plurality of 4K pictures can be downloaded through a serial port (under 9600) by special software and normally printed.

6. Supporting an electro-optical or mechanical paper would be as complete as a sensor and could extend 1 sensor (such as a jam sensor).

7. Software can be used to select whether or not to support the cutter.

Most of the functions of the portable bluetooth printer 100 are performed by the control motherboard 180.

The portable bluetooth printer 100 further includes an invoice slot 190, as needed, the invoice slot 190 being provided at a side of the rear cover 110 opposite to the housing 120. The receipt slot 190 includes a first fixing portion 191 and a second fixing portion 192. The first fixing portion 191 is fixed to the rear cover 110, and the second fixing portion 192 is fixed to the first side surface 122 of the housing 120. In this embodiment, the first fixing portion 191 is a hook, and the hook is engaged with the upper surface of the slot 111 of the rear cover 110. The second fixing portion 192 is a release screw for fixing the receipt slot 190 to the housing 120. In the process of installing the invoice slot 190, the first fixing portion 191 of the invoice slot 190 is first inserted into the clamping groove 111 of the rear cover 110, and then the invoice slot 190 is moved horizontally, so that the invoice slot 190 is fixed to the rear cover 110. After the securing is complete, a second securing portion 192 in the invoice slot 190 is secured to the first side 122 of the housing 120, thereby limiting displacement of the invoice slot 190 in the horizontal direction. At this point, the invoice slot 190 is effectively secured over the back cover 110 and the outer shell 120.

The portable bluetooth printer 100 further includes a battery 200 as needed. The battery 200 is disposed on the rear cover 110 and is disposed at both sides of the side plate 152 of the mounting bracket 150 with the printing unit 140. This arrangement also facilitates electrical isolation of the battery 200 from the printing unit 140 by separating the battery 200 and the printing unit 140 on either side by side plates 152. In the present embodiment, the battery 200 is a 16.8V lithium ion battery. The lithium ion battery has a capacity of 8000MA, and can continuously print for 4 hours. In this embodiment, the battery 200 is connected to a power module 210, and is boosted to 24V to supply power to the control motherboard 180.

The portable bluetooth printer 100 further includes a support frame 220 as needed. The supporting bracket 220 includes a body 221 and a first supporting portion 222 and a second supporting portion 223 respectively extending from both ends of the body 221. The body 221 is clamped between the second coupling portion 154 of the side plate 152 and the top surface 121 of the housing 120. The first support portion 222 and the second support portion 223 extend in a horizontal direction to support the top surface 121. The supporting frame 220 is provided to weaken the structural strength of the edge of the top surface 121 due to the opening of the first window 1211 in the top surface 121 of the housing 120, and the supporting frame 220 is provided to reinforce the structural strength of the edge of the top surface 121 of the housing 120 so as to be hardly deformed.

In the actual use process, if the MTC toll outlet is blocked, such as a lane is being maintained or a fault occurs, the toll collector can use the mobile toll device to charge. After the charge is completed, send the corresponding charge information to the embodiment of the present invention through the bluetooth module in the portable bluetooth printer 100. After receiving the printing information transmitted from the outside, the bluetooth module 130 sends the printing information to the printing unit 140 for printing, so as to print out the highway toll invoice.

In addition, since the invoice printing position accuracy requirement is high, the printing unit 140 is fixed on the housing 120 through the mounting bracket 150, the position relationship between the printing unit 140 and the mounting bracket 150 is easy to control, and accurate alignment is also easy to realize.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.

Claims

1. The utility model provides a portable bluetooth printer, its characterized in that, is in including back lid, with back lid fixed connection's shell and setting back lid with bluetooth module between the shell and printing unit, bluetooth module is used for receiving printing information and will printing information send to printing unit prints, the shell includes the top surface and follows the first side of top surface downwardly extending, printing unit sets up on the installing support, the one end of installing support is fixed on the first side of shell, the other end of installing support is fixed on the top surface of shell.

2. The portable bluetooth printer of claim 1, wherein the mounting bracket comprises a bottom plate and a side plate extending upward from the bottom plate, wherein a first connecting portion extending upward is provided at an end of the bottom plate opposite to the side plate, the first connecting portion is used for being fixedly connected with a first side surface of the housing, a second connecting portion extending horizontally is provided at a top of the side plate, and the second connecting portion is used for being fixedly connected with a top surface of the housing.

3. The portable bluetooth printer of claim 2, wherein a bottom of the printing unit is provided with a first mounting leg and a second mounting leg extending horizontally, and the first mounting leg and the second mounting leg are fixed on an upper surface of a bottom plate of the mounting bracket.

4. The portable bluetooth printer according to claim 3, wherein soft foot pads are disposed on the first mounting foot and the second mounting foot of the printing unit, an annular groove is disposed on an outer periphery of the soft foot pad for receiving the first mounting foot or the second mounting foot, and a through hole is axially disposed on the soft foot pad for a fixing member to pass through.

5. The portable bluetooth printer of claim 3, further comprising a support frame including a body and first and second support portions extending from both ends of the body, respectively, the body being sandwiched between the second connecting portion of the side plate and the top surface of the housing, the first and second support portions extending in a horizontal direction to support the top surface.

6. The portable bluetooth printer of claim 1, wherein a first window is defined in a top surface of the housing, and a cover is disposed over the first window and is fixedly connected to the housing.

7. The portable bluetooth printer of claim 6, wherein the face cover has a rectangular opening and a row of saw teeth is disposed adjacent to the rectangular opening of the face cover.

8. The portable bluetooth printer of claim 1, wherein the housing further comprises a second side surface extending obliquely downward from the top surface, the second side surface being provided with a second window, the second window being provided with a control panel.

9. The portable bluetooth printer of claim 1, further comprising an invoice slot disposed on a side of the back cover opposite the housing, the invoice slot including a first fastening portion secured to the back cover and a second fastening portion secured to the first side of the housing.

10. The portable bluetooth printer of claim 9, wherein the first fixing portion is a hook, and the hook is engaged with the slot of the rear cover; the second fixing part is a loose and non-removable screw and is used for fixing the invoice slot on the shell.