CN115464986A - Thermal printer applied to standard cabinet - Google Patents

Abstract

The invention discloses a thermal printer applied to a standard cabinet, and relates to the technical field of cabinet type thermal printers; the bottom plate component comprises a thermosensitive printer core, a side bottom plate, a thermosensitive control plate, an installation base, a power supply module, a primary filter, a secondary filter, a paper clamping module and a paper adjusting module, the installation base is arranged at the top of the bottom plate, the side bottom plate is arranged at the top of the bottom plate, a core left support and a core right support are respectively arranged on two sides of the top of the side bottom plate, and the thermosensitive printer core is arranged at the top of the core left support and the top of the core right support. The invention is provided with a paper bin, the paper bin is compatible with various printing papers, simultaneously the margin distance of the printer paper can be adjusted, the thermal printing is realized by connecting a computer or a notebook, and the invention can also be connected with a weather facsimile receiver in a ship to print a weather cloud picture.

Description

Thermal printer applied to standard cabinet

Technical Field

The invention relates to the technical field of thermal printers, in particular to a thermal printer applied to a standard cabinet.

Background

The thermal printer has a working principle that a semiconductor heating element is arranged on a printing head, and the printing head can print required patterns after being heated and contacting thermal printing paper, and the principle of the thermal printer is similar to that of a thermal fax machine. The image is generated by heating to cause a chemical reaction in the film. The chemical reaction of the thermal printer is carried out at a certain temperature. High temperatures accelerate this chemical reaction. When the temperature is lower than 60 ℃, the paper needs to be changed into dark color for a long time, even for several years; and when the temperature is 200 ℃, the reaction is completed within several microseconds.

The existing thermal printer is applied to places such as malls, banks, supermarkets and the like, the width size of thermal printing is limited to be below 10cm due to the single use place, and the thermal printer is used for printing tickets or sequence numbers, so that the A4 format thermal printer in China is very few, but the thermal printer is very commonly used in military industry, the commonly used A4 thermal printer is basically of a desktop type, but for use scenes such as armored vehicles, ships, shipping airplanes and the like, communication equipment is usually and completely integrated in a standard cabinet, and the commonly desktop thermal printer cannot meet the use requirements due to strong vibration and impact.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a thermal printer applied to a standard cabinet.

In order to achieve the purpose, the invention adopts the following technical scheme:

a thermal printer applied to a standard cabinet comprises a front panel part, a right side plate part, an upper cover part, a left side plate part, a rear side plate part and a bottom plate part, wherein the bottom plate part comprises a thermal printer core, a side bottom plate, a thermal control plate, an installation base, a power supply module, a primary filter, a secondary filter, a paper clamping module and a paper adjusting module;

the side bottom plate is arranged at the top of the bottom plate, and a machine core left support and a machine core right support are respectively arranged on two sides of the top of the side bottom plate;

the thermal printer core is arranged on the top of the core left support and the top of the core right support;

the four corners of the bottom of the thermosensitive control board are respectively and fixedly connected to the top of the mounting base through supporting columns;

the power module, the first-stage filter and the second-stage filter are respectively arranged at the top of the bottom plate;

the paper adjusting device comprises a paper clamping module and a paper adjusting module, wherein a left supporting plate and a right supporting plate are respectively arranged on two sides of the top of the bottom plate, a rear baffle is arranged at one opposite end of the left supporting plate and the right supporting plate, the paper clamping module is arranged on one side of the left supporting plate, and the paper adjusting module is arranged on one side of the right supporting plate.

Preferably: the paper adjusting module comprises a paper clamping convex shaft, a paper disc base plate, an adjusting bolt and an adjusting nut;

adjusting bolt and adjusting nut, the regulation hole that the equidistance distributes is opened to right side extension board one side, and adjusting bolt sets up in the regulation hole, and adjusting nut sets up on adjusting bolt's circumference.

Further: the paper disc base plate is arranged at the end parts of more than three adjusting bolts;

the paper clamping convex shaft is arranged on one side of the paper disc base plate, and the paper clamping module is also internally provided with the paper clamping convex shaft.

On the basis of the scheme: the paper clamping module comprises a limiting convex shaft, a spring and a stroke shaft, the limiting convex shaft is arranged on the outer wall of one side of the left support plate, the stroke shaft is arranged on the outer wall of one side of the center of the limiting convex shaft, the spring is sleeved on the circumference of the stroke shaft, and the paper clamping convex shaft and the stroke shaft form a sleeved sliding relationship.

The better scheme in the scheme is as follows: the left side plate part and the right side plate part are connected with two sides of the top of the bottom plate through threads, and the front plate part comprises a screw mounting hole, a handle, a paper feeding/state lamp, a flip module and a front plate frame;

the screw mounting holes are not removed, and every two screw mounting holes are respectively arranged on two sides of the front panel frame.

As a further scheme of the invention: the two handles are respectively arranged on two sides of the front surface of the front panel frame;

the paper feeding/state lamp is arranged on one side of the front surface of the front panel frame;

the flip module is provided with a material guide hole on one side of the front surface of the front panel frame and is arranged in the material guide hole;

the flip module comprises a flip cover and a thermosensitive rubber roller, the thermosensitive rubber roller is arranged above the flip cover, hinge assemblies are arranged on two sides of the flip cover and are arranged on the outer wall of the back face of the front panel frame, and flip cover hinge holes are formed in two sides of the flip cover.

Meanwhile, the upper cover component comprises a hinge assembly, an upper panel frame, a paper bin door and a non-falling screw, the hinge assembly is arranged on one side of the bottom of the upper panel frame, a feeding hole is formed in the top of the upper panel frame, and the paper bin door is connected into the feeding hole through the hinge assembly.

As a preferable aspect of the present invention: the two non-releasing screws are arranged on two sides of the top of the paper bin door, the hinge assembly comprises a clamping plate and a hinge shaft, the hinge shaft is rotatably connected in a hinge hole of the clamping plate, and the hinge shaft is fixedly connected with the paper bin door.

Simultaneously, right side board part includes group's hand groove, right side board and drawer rail mounting hole, and the right side board sets up in one side of bottom plate, dials the hand groove and opens in one side of right side board, and three drawer rail mounting hole opens in one side of right side board.

As a more preferable scheme of the invention: the rear side plate component comprises a signal conversion plate, a button switch, a rear side plate, a data aerial plug and a power aerial plug, the rear side plate is arranged on the outer wall of one side of the back face of the bottom plate, the data aerial plug and the power aerial plug are arranged on one side of the bottom of the back face of the rear side plate, the signal conversion plate and the button switch are arranged on one side of the top of the back face of the rear side plate, the two grounding posts are arranged on two sides of the bottom of the front face of the rear side plate, and the positioning pin is arranged on one side, close to the top of one of the grounding posts, of the rear side plate.

The invention has the beneficial effects that:

1. this be applied to thermal printer of standard rack, whole structure use the aluminum alloy, and inside and panel beating part combine together, contain temperature sensing core, temperature sensing control panel, power module, wave filter, the compatible multiple temperature sensing in paper storehouse is beaten printing paper, and whole light in weight, small carries conveniently. Besides being arranged in a table top for use, the ball bearing guide rail can also be arranged in a standard cabinet for use through the ball bearing guide rail mounting holes on the two sides. The thermal printer can be directly connected with a desktop computer and a notebook computer through an RS422 serial communication line for printing images, characters and forms, and can also be connected with a gas fax receiver in a ship through a USB line for printing cloud pictures.

2. The thermal printer applied to the standard cabinet has a compatible paper bin: the large paper tube and the small paper tube are used as a common paper bin, and thermosensitive paper with the maximum size of 210mm in width can be installed in the paper bin; the length of the stroke shaft and the spring can be changed to adapt to thermal paper of other specifications.

3. The thermal printer applied to the standard cabinet has a compatible adjustable margin type paper bin: the distance between the paper plate backing plate of the paper clamping protruding shaft paper disc and the paper clamping module can be adjusted by adjusting the adjusting nut and the bolt on the paper adjusting module, and the printer prints by taking the right side as a margin distance reference, so that the function of adjusting the margin distance is realized by adjusting the relative distance of printing paper.

4. The thermal printer applied to the standard cabinet supports cloud picture printing and general file printing: and one data navigation plug-in supports cloud picture printing and general file printing at the same time.

5. The thermal printer applied to the standard cabinet has the advantages that the guide pin lead function is realized, and the rear positioning pin is used for drawing and pushing in the 4U cabinet for positioning.

Drawings

FIG. 1 is a schematic front view of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 2 is a schematic diagram of a rear structure of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 3 is a schematic structural diagram of a core of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 4 is a schematic structural diagram of a side base plate of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 5 is a schematic structural diagram of a bottom plate of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 6 is a schematic structural diagram of a rear axle of a bottom plate component of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 7 is a schematic top view of a rear shaft of a bottom plate member of a thermal printer for use in a standard cabinet according to the present invention;

FIG. 8 is a schematic cross-sectional view of a paper clamping module of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 9 is a schematic structural diagram of a paper bin module of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 10 is a schematic structural diagram of a flip module of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 11 is a schematic top view of a top cover assembly of a thermal printer for use with a standard cabinet according to the present invention;

FIG. 12 is a schematic view of a hinge assembly of a thermal printer for use with a standard cabinet according to the present invention;

FIG. 13 is a schematic structural view of a paper compartment door of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 14 is a schematic structural diagram of a right side plate of a thermal printer applied to a standard cabinet according to the present invention;

FIG. 15 is a schematic view of a rear side plate of a thermal printer for use in a standard cabinet according to the present invention;

FIG. 16 is a schematic front view of a rear side plate of a thermal printer for use in a standard cabinet according to the present invention;

FIG. 17 is a schematic structural diagram of a front panel assembly of a thermal printer for use with a standard cabinet according to the present invention;

fig. 18 is a schematic flow chart of a thermal printer applied to a standard cabinet according to the present invention.

In the figure: A. a front panel member; B. a right side plate member; C. an upper cover member; D. a left side plate member; E. a rear side panel member; 1. a thermal printer core; 2. a right support of the machine core; 3. a left support of the machine core; 4. a side floor panel; 5. a base plate; 6. a heat-sensitive control panel; 7. installing a base; 8. a power supply module; 9. a first order filter; 10. a second order filter; 11. a paper clamping module; 12. a left side support plate; 13. a right side support plate; 14. a paper adjusting module; 15. a paper clamping convex shaft; 16. a paper disc backing plate; 17. adjusting the bolt; 18. adjusting the nut; 19. a limit convex shaft; 20. a spring; 21. a stroke shaft; 22. a tailgate; 23. a cover is turned; 24. a thermo-sensitive rubber roll; 25. a flip hinge hole; 26. a hinge assembly; 27. a top panel frame; 28. clamping a plate; 29. a hinge axis; 30. a paper compartment door; 31. the screw is not detached; 32. a hand poking groove; 33. a right side plate; 34. drawer rail mounting holes; 35. a signal conversion board; 36. a toggle switch; 37. a rear side plate; 38. data air insertion; 39. power supply aviation plug; 40. positioning pins; 41. a ground post; 42. the screw mounting hole is not removed; 43. a handle; 44. a paper feed/status light; 45. a flip module; 46. a front panel frame.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

A thermal printer applied to a standard cabinet comprises a front panel component A, a right side panel component B, an upper cover component C, a left side panel component D, a rear side panel component E and a bottom panel component, wherein the bottom panel component comprises a thermal printer core 1, a side bottom panel 4, a bottom panel 5, a thermal control panel 6, a mounting base 7, a power supply module 8, a primary filter 9, a secondary filter 10, a paper clamping module 11 and a paper adjusting module 14;

the side bottom plate 4 and the installation base 7, the installation base 7 is fixed on the top of the bottom plate 5 through bolts, the side bottom plate 4 is connected to the top of the bottom plate 5 through bolts, and the machine core left support 3 and the machine core right support 2 are respectively fixed on two sides of the top of the side bottom plate 4 through bolts;

the thermal printer core 1 is fixed on the tops of the core left support 3 and the core right support 2 through bolts;

the four corners of the bottom of the thermal control panel 6 are respectively fixedly connected to the top of the mounting base 7 through supporting columns;

the power module 8, the primary filter 9 and the secondary filter 10 are respectively fixed on the top of the bottom plate 5 through bolts;

the paper clamping module 11 and the paper adjusting module 14 are respectively fixed on two sides of the top of the bottom plate 5 through bolts with a left support plate 12 and a right support plate 13, the rear baffle 22 is connected to the opposite ends of the left support plate 12 and the right support plate 13 through threads, the paper clamping module 11 is connected to one side of the left support plate 12 through threads, and the paper adjusting module 14 is connected to one side of the right support plate 13 through threads;

to facilitate clamping and pitch adjustment of thermal paper; as shown in fig. 7-8, the paper adjusting module 14 includes a paper clamping protruding shaft 15, a paper tray backing plate 16, an adjusting bolt 17 and an adjusting nut 18;

the adjusting bolt 17 and the adjusting nut 18, one side of the right side support plate 13 is provided with adjusting holes distributed at equal intervals, the adjusting bolt 17 is connected in the adjusting holes through threads, and the adjusting nut 18 is connected on the circumference of the adjusting bolt 17 through threads;

a paper tray backing plate 16; the paper disc backing plate 16 is connected to the end parts of more than three adjusting bolts 17 through threads;

the paper clamping convex shaft 15 is connected to one side of the paper disc backing plate 16 through threads, and the paper clamping module 11 is also internally provided with the paper clamping convex shaft 15;

by adjusting the distance between the paper clamping convex shaft 15 and the paper disc backing plate 16 and the paper clamping module, the printer prints by taking the right side as a margin distance reference, and the function of adjusting the margin distance is realized by adjusting the relative distance of printing paper;

the paper clamping module 11 comprises a limiting convex shaft 19, a spring 20 and a stroke shaft 21, the limiting convex shaft 19 is connected to the outer wall of one side of the left support plate 12 through a bolt, the stroke shaft 21 is connected to the outer wall of one side of the center of the limiting convex shaft 19 through a thread, the spring 20 is sleeved on the circumference of the stroke shaft 21, the paper clamping convex shaft 15 and the stroke shaft 21 form a sleeved sliding relationship, and a cavity among the left support plate 12, the right support plate 13 and the rear baffle plate 23 forms a paper bin; the spring 20 is arranged on the stroke shaft 21, when the paper clamping convex shaft 15 is pressed, the paper clamping convex shaft 15 can slide along the stroke shaft 21, and the thermal paper placed in the middle continuously flows to the thermal printer core 1 along with the friction force of the thermal rubber roller 24 due to the acting force of the spring 20, so that thermal printing is smoothly carried out.

The paper bin parameters are as follows: the distance between the left paper clamping convex shaft 15 and the right paper clamping convex shaft 15 is 200mm and 205mm, the width of the A4 paper is 210mm, wherein 200mm is used for small paper tube thermal paper (the small paper tube paper is like Deli brand thermal paper, the diameter of the paper tube is 16 mm), 205mm is used for large paper tube thermal paper (the paper tube diameter is 29 mm), the contact surface of the small paper tube thermal paper and the paper clamping convex shaft 15 is an A surface, and the contact surface of the large paper tube thermal paper and the paper clamping convex shaft 15 is a B surface.

As shown in fig. 1 and 17, the left side plate member D and the right side plate member B are connected to both sides of the top of the bottom plate 5 by screws, and the front panel member a includes a mounting hole 42 for a non-removing screw, a handle 43, a paper feed/status light 44, a flip module 45, and a front panel frame 46;

the screw mounting holes 42 are not removed, and every two screw mounting holes 42 are respectively arranged at two sides of the front panel frame 46;

the two handles 43 are respectively connected to the two sides of the front surface of the front panel frame 46 through threads;

a paper feeding/status lamp 44, the paper feeding/status lamp 44 is fixed on the front side of the front panel frame 46 through screw threads; the paper feed/status light 44 is a key light, and is in a normal state (long bright), out of paper (flickering in a 0.5s period), and in a rubber roller fault (flickering in a 1s period); short-press paper output and long-press printing demo page;

a material guide hole is formed in one side of the front surface of the front panel frame 46 of the flip module 45, and the flip module 45 is arranged in the material guide hole;

the flip module 45 comprises a flip 23 and a thermo-sensitive rubber roller 24, the thermo-sensitive rubber roller 24 is connected above the flip 23 through threads, hinge assemblies 26 are arranged on two sides of the flip 23, the hinge assemblies 26 are fixed on the outer wall of the back face of the front panel frame 46 through bolts, and flip hinge holes 25 are formed in two sides of the flip 23.

The replacement of the thermal sensitive paper is convenient; as shown in fig. 11 to 13, the upper cover component C includes a hinge assembly 26, a top panel frame 27, a paper bin door 30 and non-removing screws 31, the hinge assembly 26 is connected to one side of the bottom of the top panel frame 27 through threads, a feeding hole is formed in the top of the top panel frame 27, the paper bin door 30 is connected to the feeding hole through the hinge assembly 26, two non-removing screws 31 are fixed to two sides of the top of the paper bin door 30 through threads, the hinge assembly 26 includes a catch plate 28 and a hinge shaft 29, the hinge shaft 29 is rotatably connected to the hinge hole of the catch plate 28, and the hinge shaft 29 is fixedly connected to the paper bin door 30.

The standard cabinet is matched with the machine type to be drawn out and pressed in; as shown in fig. 14, the right plate member B includes a finger groove 32, a right plate 33 and drawer rail mounting holes 34, the right plate 33 is connected to one side of the bottom plate 5 by bolts, the finger groove 32 is opened to one side of the right plate 33, and three drawer rail mounting holes 34 are opened to one side of the right plate 33.

The cloud picture printing is carried out in order to connect a weather facsimile receiver in a ship through a USB line; as shown in fig. 15-16, the rear side plate member E includes a signal conversion plate 35, a button switch 36, a rear side plate 37, a data air plug 38 and a power air plug 39, the rear side plate 37 is fixed on the outer wall of the rear side of the bottom plate 5 by bolts, the data air plug 38 and the power air plug 39 are connected to the bottom side of the rear side plate 37 by screws, the signal conversion plate 35 and the button switch 36 are connected to the top side of the rear side plate 37 by screws, two grounding posts 41 are connected to the two sides of the bottom of the front side of the rear side plate 37 by screws, and a positioning pin 40 is connected to the top side of the rear side plate 37 near one of the grounding posts 41 by screws;

the data aviation plug 38 and the power supply aviation plug 39 are used for transmitting external data and supplying power to the whole machine, wherein the data aviation plug 38 can be connected with a meteorological fax receiver in a ship, a meteorological cloud picture is printed by operating the meteorological fax receiver, the meteorological fax receiver can also be connected with a notebook computer or a computer, after being installed and driven, images, forms and files are printed, a positioning pin 40 at the rear side is used for drawing and pushing in the 4U cabinet for positioning, and a grounding column 41 at the rear side is used for grounding the whole machine.

In the embodiment, when the thermal printer is used, the power switch is turned on, relevant data is input on the operation panel, at the moment, the data transmits signals through the signal conversion plate 35, the signals are transmitted to the control system through the thermal control panel 6, the control system analyzes and prints the data and controls the driving motor to drive the thermal printer core 1 to work, thermal paper continuously flows to the thermal printer core 1 along with the friction force of the thermal rubber roller 24, thermal printing is smoothly performed, and meanwhile, the control system can also perform paper jam detection, paper shortage detection, rubber roller detection and overheating detection.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. A thermal printer applied to a standard cabinet comprises a front panel component (A), a right side panel component (B), an upper cover component (C), a left side panel component (D), a rear side panel component (E) and a bottom plate component, and is characterized in that the bottom plate component comprises a thermal printer core (1), a side bottom plate (4), a bottom plate (5), a thermal control panel (6), an installation base (7), a power supply module (8), a primary filter (9), a secondary filter (10), a paper clamping module (11) and a paper adjusting module (14);

the side bottom plate (4) and the installation base (7), the installation base (7) is arranged at the top of the bottom plate (5), the side bottom plate (4) is arranged at the top of the bottom plate (5), and a machine core left support (3) and a machine core right support (2) are respectively arranged on two sides of the top of the side bottom plate (4);

the thermal printer core (1), the thermal printer core (1) is arranged on the top of the core left support (3) and the core right support (2);

the four corners of the bottom of the thermal control panel (6) are respectively fixedly connected to the top of the mounting base (7) through supporting columns;

the power module (8), the primary filter (9) and the secondary filter (10) are respectively arranged at the top of the bottom plate (5);

the paper adjusting device comprises a paper clamping module (11) and a paper adjusting module (14), wherein a left support plate (12) and a right support plate (13) are respectively arranged on two sides of the top of a bottom plate (5), a rear baffle (22) is arranged at one end, opposite to the left support plate (12) and the right support plate (13), the paper clamping module (11) is arranged on one side of the left support plate (12), and the paper adjusting module (14) is arranged on one side of the right support plate (13).

2. The thermal printer applied to a standard cabinet as set forth in claim 1, wherein the paper adjusting module (14) comprises a paper clamping protruding shaft (15), a paper tray backing plate (16), an adjusting bolt (17) and an adjusting nut (18);

adjusting bolt (17) and adjusting nut (18), the regulation hole that has the equidistance and distributes is opened to right side extension board (13) one side, and adjusting bolt (17) set up in the regulation hole, and adjusting nut (18) set up on adjusting bolt (17)'s circumference.

3. The thermal printer applied to a standard cabinet as claimed in claim 2, wherein the tray backing plate (16) is provided at the end of more than three adjusting bolts (17);

the paper clamping convex shaft (15), the paper clamping convex shaft (15) is arranged on one side of the paper disc backing plate (16), and the paper clamping module (11) is also internally provided with the paper clamping convex shaft (15).

4. The thermal printer applied to the standard cabinet as claimed in claim 1, wherein the paper clamping module (11) comprises a limiting protruding shaft (19), a spring (20) and a stroke shaft (21), the limiting protruding shaft (19) is arranged on the outer wall of one side of the left side support plate (12), the stroke shaft (21) is arranged on the outer wall of one side of the center of the limiting protruding shaft (19), the spring (20) is sleeved on the circumference of the stroke shaft (21), and the paper clamping protruding shaft (15) and the stroke shaft (21) form a sleeved sliding relationship.

5. The thermal printer applied to a standard cabinet as claimed in claim 1, wherein the left side plate member (D) and the right side plate member (B) are connected with the top two sides of the bottom plate (5) by screw threads, and the front panel member (a) comprises a non-removing screw mounting hole (42), a handle (43), a paper feed/status light (44), a flip module (45) and a front panel frame (46);

screw mounting holes (42) are not removed, and every two screw mounting holes (42) are respectively arranged at two sides of the front panel frame (46).

6. The thermal printer for standard cabinets of claim 5, wherein two said handles (43) are respectively disposed on both sides of the front face of the front panel frame (46);

a paper feeding/state lamp (44), wherein the paper feeding/state lamp (44) is arranged on one side of the front surface of the front panel frame (46);

a cover turning module (45), wherein a material guide hole is formed in one side of the front surface of the front panel frame (46), and the cover turning module (45) is arranged in the material guide hole;

the flip module (45) comprises a flip cover (23) and a thermosensitive rubber roller (24), the thermosensitive rubber roller (24) is arranged above the flip cover (23), hinge assemblies (26) are arranged on two sides of the flip cover (23), the hinge assemblies (26) are arranged on the outer wall of the back face of the front panel frame (46), and flip cover hinge holes (25) are arranged on two sides of the flip cover (23).

7. The thermal printer applied to the standard cabinet as claimed in claim 1, wherein the upper cover component (C) comprises a hinge assembly (26), a top panel frame (27), a paper bin door (30) and a non-releasing screw (31), the hinge assembly (26) is arranged on one side of the bottom of the top panel frame (27), a feeding hole is formed in the top of the top panel frame (27), and the paper bin door (30) is connected into the feeding hole through the hinge assembly (26).

8. The thermal printer applied to a standard cabinet as set forth in claim 7, wherein two non-releasing screws (31) are provided on both sides of the top of the paper compartment door (30), the hinge assembly (26) comprises a catch plate (28) and a hinge shaft (29), the hinge shaft (29) is rotatably connected in the hinge hole of the catch plate (28), and the hinge shaft (29) is fixedly connected with the paper compartment door (30).

9. The thermal printer applied to the standard cabinet as claimed in claim 1, wherein the right side plate part (B) comprises a hand-poking groove (32), a right side plate (33) and a drawer rail mounting hole (34), the right side plate (33) is arranged at one side of the bottom plate (5), the hand-poking groove (32) is opened at one side of the right side plate (33), and three drawer rail mounting holes (34) are opened at one side of the right side plate (33).

10. The thermal printer applied to the standard cabinet as claimed in claim 1, wherein the rear panel member (E) comprises a signal conversion plate (35), a toggle switch (36), a rear panel (37), a data air plug (38) and a power air plug (39), the rear panel (37) is disposed on the outer wall of the bottom plate (5) at the back side, the data air plug (38) and the power air plug (39) are disposed at the bottom side of the back side of the rear panel (37), the signal conversion plate (35) and the toggle switch (36) are disposed at the top side of the back of the rear panel (37), two grounding posts (41) are disposed at the bottom side of the front of the rear panel (37), and the positioning pin (40) is disposed at the top side of the rear panel (37) close to one of the grounding posts (41).

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