CN114536990A

CN114536990A - Printer of adaptable ultra-low temperature

Info

Publication number: CN114536990A
Application number: CN202111603975.XA
Authority: CN
Inventors: 许开明; 许开河; 郑长泉
Original assignee: Rongda Hezhong Xiamen Technology Group Co ltd
Current assignee: Rongda Hezhong Xiamen Technology Group Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-27
Anticipated expiration: 2041-12-24
Also published as: CN114536990B

Abstract

The invention provides a printer capable of adapting to ultralow temperature, which comprises a printer main body and a heating system arranged in the printer main body; the heating system comprises a heating device for generating heat and an air blowing device for blowing the heat generated by the heating device to other positions in the printer main body; according to the printer, the heating system is arranged in the printer main body and comprises the heating device and the air blowing device, so that heat generated by the heating device can be sent to all positions in the printer main body through the air blowing device, printed paper can be heated, the temperature in the printer main body can be higher, the influence on the printing quality due to lower outdoor temperature is avoided, and the problem that part of components cannot work at low temperature is effectively avoided.

Description

Printer of adaptable ultra-low temperature

Technical Field

The invention relates to the technical field of printers, in particular to a printer capable of adapting to ultralow temperature.

Background

The development of the thermal printer facilitates the printing of various industries, so that the thermal printer does not need carbon powder or ink, the application range is wider and wider, and for example, express bills, supermarket shopping tickets, various payment tickets, labels and the like are all thermal printers. Since the thermal printer uses the heat generated by the thermal head sheet and the thermal paper to generate a printing effect, the environmental temperature greatly affects the printing quality of the printer. If the printing machine is used in the condition of excessively low environment in winter, the printing machine can print light and fuzzy, and the printing quality is sharply reduced; for example, in the case of a printer at a low temperature (0 to-20 degrees centigrade), the printer is given and absorbed heat from the thermal head due to a low ambient temperature, and the thermal paper is given and absorbed heat due to a reduced thermal head, so that the print sharpness is reduced and the print blur is reduced.

In view of the above, the present inventors have specially designed a printer adaptable to ultra-low temperatures, and have resulted in this disclosure.

Disclosure of Invention

In order to solve the problem that the printing quality is easily influenced by the influence of outdoor environment temperature of the conventional thermal printer, the invention provides a printer capable of adapting to ultralow temperature, which has the following technical scheme:

a printer adaptable to ultra-low temperature comprises a printer main body and a heating system arranged in the printer main body;

the heating system comprises a heating device for generating heat and an air blowing device for blowing the heat generated by the heating device to other positions in the printer main body.

Further, still including setting up in the inside temperature sensor of printer main part, when temperature sensor detects that the inside temperature of printer main part is less than 20 ℃, heating device heats, and gas blowing device starts simultaneously.

Further, heating device includes the shell body and sets up in the inside electric stove silk of shell body, the shell body upper end sets up a plurality of through-holes that are used for blowing hot-blast to the paper feed passageway.

Furthermore, the air blowing device comprises a motor and a fan arranged at the output end of the motor.

Further, the printer main body comprises an upper assembly and a lower assembly which are rotatably connected at one side; the upper assembly comprises an upper shell and an upper support arranged in the upper shell, and the lower assembly comprises a lower assembly of which the lower shell is arranged in the lower shell; and a paper feeding channel is formed between the upper assembly and the lower assembly.

Furthermore, a first sealing step is arranged at the edge of one side, close to the lower support, of the upper support, the lower support is arranged on a second sealing step matched with the first sealing step, and the inner side wall of the first sealing step is tightly attached to the outer side wall of the second sealing step.

Furthermore, the temperature sensor is arranged in the lower component through a fixed seat.

Furthermore, set up two symmetries on the fixing base and be used for blocking temperature sensor's first buckle.

Furthermore, a plurality of first convection holes for heat circulation are arranged on the upper support, and a second convection hole is arranged on the lower support corresponding to the first convection holes.

Further, the heating device is arranged between the lower shell and the lower support, and the generated heat is used for heating paper in the paper feeding channel or/and ensuring that the temperature inside the printer main body is higher than 20 ℃.

Furthermore, a positioning column is arranged on the temperature sensor, and a positioning hole matched with the positioning column is formed in the fixing seat.

Further, shell body one side bottom sets up and is used for fixed motor and inside hollow mount pad, the motor sets up in the mount pad outside, and its output stretches into the inboard and is connected with the fan, the mount pad sets up the lid, and adopts the connected mode of buckle and draw-in groove between lid and the mount pad. The junction of the outer shell and the mounting seat is provided with a avoiding hole for ventilation.

According to the printer, the heating system is arranged in the printer main body and comprises the heating device and the air blowing device, so that heat generated by the heating device can be sent to all positions in the printer main body through the air blowing device, printed paper can be heated, the temperature in the printer main body can be higher, the influence on the printing quality due to lower outdoor temperature is avoided, and the problem that part of components cannot work at low temperature is effectively avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

Wherein:

FIG. 1 is a first schematic structural view of a printer according to the present invention;

FIG. 2 is a second schematic structural view of the printer of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 of the present invention;

FIG. 4 is a schematic structural view of the lower assembly of the present invention;

FIG. 5 is a schematic view of the heating system and temperature sensor assembly of the present invention;

FIG. 6 is a schematic diagram of the heating system of the present invention;

FIG. 7 is an exploded view of the heating system of the present invention (with the lower portion of the outer shell in half section);

FIG. 8 is a schematic structural view of the upper assembly of the present invention;

FIG. 9 is a schematic view of the installation of the temperature sensor of the present invention;

fig. 10 is a schematic view of the temperature sensor and the fixing base of the present invention.

Description of reference numerals:

01. a printer main body; 02. paper; 10. an upper assembly; 11. an upper housing; 12. an upper bracket; 121. a first sealing step; 122. a first convection hole; 20. a lower assembly; 21. a lower housing; 22. a lower bracket; 221. a second sealing step; 222. a second convection hole; 30. a temperature sensor; 31. a positioning column; 40. a fixed seat; 41. a first buckle; 42. positioning holes; 50. a heating system; 51. a heating device; 511. an outer housing; 5111. a through hole; 512. an electric furnace wire; 52. a blowing device; 521. a motor; 522. a fan.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 10, a printer adaptable to ultra-low temperatures according to a preferred embodiment of the present invention includes a printer body 01, a heating system 50 disposed inside the printer body 01, and a temperature sensor 30 disposed inside the printer body 01, wherein when the temperature sensor 30 detects that the temperature inside the printer body 01 is lower than 20 ℃, a heating device 51 is heated, and an air blowing device 52 is activated, wherein the temperature of 20 ℃ is merely for convenience of illustration and can be set according to actual conditions; when the internal temperature is detected to be excessively high, the heating device 51 stops heating.

The heating system 50 comprises a heating device 51 for generating heat, and an air blowing device 52 for blowing the heat generated by the heating device 51 to other positions inside the printer main body 01, wherein the heating device 51 comprises an outer shell 511 and an electric stove wire 512 arranged inside the outer shell 511, and the air blowing device 52 comprises a motor 521 and a fan 522 arranged at the output end of the motor 521; the electric stove wire 512 can be directly connected with a control panel of the printer, the specific control mode is conventional, the outer shell 511 is hollow, and the upper end of the outer shell is provided with a plurality of through holes 5111 for blowing hot air to the paper feeding channel. The bottom of one side of the outer shell 511 is provided with a hollow mounting seat for fixing the motor 521, the motor 521 is arranged outside the mounting seat, the output end of the motor 521 extends into the inner side to be connected with the fan 522, the mounting seat is provided with a cover, the cover and the mounting seat are connected by a buckle and a clamping groove, namely, the cover is provided with a second buckle, and the side wall of the mounting seat is arranged in the clamping groove matched with the second buckle; a dodging hole for ventilation is formed in the joint of the outer shell 511 and the mounting seat; the heat generated by the heating of the heater wire 512 is discharged from the through hole 5111 by the rotation of the fan 522 driven by the motor 521, and the lower bracket 22 is provided with a long hole communicating the through hole 5111 with the paper feeding passage.

The printer main body 01 comprises an upper assembly 10 and a lower assembly 20 which are rotatably connected at one side; the upper assembly 10 includes an upper housing 11 and an upper bracket 12 disposed inside the upper housing 11, and the lower assembly 20 includes a lower assembly 20 in which a lower housing 21 has been disposed inside the lower housing 21; a paper path is formed between the upper assembly 10 and the lower assembly 20. In order to prevent the heat loss inside the printer main body 01, a first sealing step 121 is disposed on the edge of one side of the upper bracket 12 close to the lower bracket 22, the lower bracket 22 is disposed on a second sealing step 221 matched with the first sealing step 121, and after the upper assembly 10 and the lower assembly 20 are covered, the inner side wall of the first sealing step 121 is closely attached to the outer side wall of the second sealing step 221.

The heating device 51 is disposed between the lower casing 21 and the lower frame 22, and generates heat for heating the paper 02 in the paper feeding path or/and ensuring that the temperature inside the printer main body 01 is higher than 20 ℃.

The temperature sensor 30 is disposed in the lower assembly 20 through the fixing base 40. Two symmetrical first buckles 41 for clamping the temperature sensor 30 are arranged on the fixed seat 40. Meanwhile, the positioning column 31 is arranged on the temperature sensor 30, and the positioning hole 42 matched with the positioning column 31 is arranged on the fixing seat 40, so that the positioning function can be achieved, and the temperature sensor 30 can be prevented from sliding in the first buckle 41.

The upper bracket 12 is provided with a plurality of first convection holes 122 for heat circulation, and the lower bracket 22 is provided with a second convection hole 222 corresponding to the first convection holes 122, so that the whole internal uniform heating of the printer main body 01 is realized, the part of components and parts can not work when the temperature is low, the printing quality can be ensured, and the normal work of the printer can be ensured. Specifically, the heat generated by the heating device 51 firstly heats the paper 02 to be printed preferentially, and then the heat is sent to the inside of the upper assembly 10 and the lower assembly 20 through the first convection hole 122 and the second convection hole 222, so that the utilization rate of the heat is greatly improved.

In summary, the printer of the invention is provided with the heating system inside the printer main body, and the heating system comprises the heating device and the blowing device, so that the heat generated by the heating device can be sent to each position inside the printer main body through the blowing device, not only can the printed paper be heated, but also the temperature inside the printer main body can be higher, the influence on the printing quality due to the lower outdoor temperature is avoided, and the problem that part of components can not work at low temperature is effectively avoided.

The present invention has been described in detail with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without modification, are intended to be covered by the scope of the invention.

Claims

1. A printer adaptable to ultra-low temperatures is characterized by comprising a printer main body (01) and a heating system (50) arranged in the printer main body (01);

the heating system (50) comprises a heating device (51) for generating heat, and a blowing device (52) for blowing the heat generated by the heating device (51) to other positions inside the printer main body (01).

2. A printer adaptable to ultra-low temperatures as claimed in claim 1, further comprising a temperature sensor (30) disposed inside the printer body (01), wherein when the temperature sensor (30) detects that the temperature inside the printer body (01) is lower than 20 ℃, the heating means (51) is heated and the blowing means (52) is activated.

3. The printer capable of adapting to the ultra-low temperature as claimed in claim 1, wherein the heating device (51) comprises an outer casing (511) and an electric furnace wire (512) arranged inside the outer casing (511), and a plurality of through holes (5111) for blowing hot air to the paper feeding passage are arranged at the upper end of the outer casing (511).

4. Printer adaptable to ultra-low temperatures according to claim 1, characterized in that said blowing means (52) comprise a motor (521), a fan (522) arranged at the output of the motor (521).

5. Printer adaptable to ultra-low temperatures according to claim 2, characterized in that said printer body (01) comprises an upper assembly (10) and a lower assembly (20) connected in rotation on one side; the upper assembly (10) comprises an upper shell (11) and an upper bracket (12) arranged inside the upper shell (11), and the lower assembly (20) comprises a lower assembly (20) with a lower shell (21) already arranged inside the lower shell (21); a paper feeding channel is formed between the upper assembly (10) and the lower assembly (20).

6. A printer adaptable to ultra-low temperature as claimed in claim 5, wherein the edge of the upper bracket (12) near one side of the lower bracket (22) is provided with a first sealing step (121), the lower bracket (22) is provided with a second sealing step (221) matched with the first sealing step (121), and the inner side wall of the first sealing step (121) is tightly attached to the outer side wall of the second sealing step (221).

7. Printer adaptable to ultra-low temperatures, according to claim 5, characterized in that said temperature sensor (30) is arranged in the lower assembly (20) through a fixing seat (40).

8. Printer at ultra-low temperature according to claim 7 is characterized in that two symmetrical first fasteners (41) for fastening the temperature sensor (30) are arranged on the fixing base (40).

9. An adaptable ultra-low temperature printer according to claim 5, characterized in that the upper frame (12) is provided with a plurality of first convection holes (122) for heat circulation, and the lower frame (22) is provided with a second convection hole (222) corresponding to the first convection holes (122).

10. Printer capable of adapting to ultra-low temperatures according to claim 5, wherein the heating device (51) is arranged between the lower casing (21) and the lower bracket (22), and the generated heat is used for heating the paper (02) in the paper feeding channel or/and ensuring the temperature inside the printer main body (01) to be higher than 20 ℃.