CN215113258U - Safe hot box for preheating printing ink - Google Patents

Abstract

The utility model discloses a preheat safe hot case of printing ink, including shell, mounting panel, carrier, the carrier is arranged in the inside of shell, the mounting panel suit is in the outer wall of carrier, the outside of mounting panel is provided with a plurality of zones of heating, the mounting panel the hole of irritating has been seted up to corresponding position on the carrier, be provided with a plurality of bearing plates that are used for holding the article of waiting to preheat in the carrier, evenly distributed has the hot-water cooling tube of interior high temperature in the zone of heating, makes the heat of the zone of heating can be right through the hole of irritating waiting to preheat article in the carrier and heat. The utility model discloses a high temperature water can directly preheat former bucket printing ink as preheating the energy, also can preheat, preserve big bucket mediation printing ink in bulk, and the inside and outside production that does not have electric spark, electric arc of case, factor of safety is high.

Description

Safe hot box for preheating printing ink

Technical Field

The utility model belongs to the technical field of the printing ink printing, concretely relates to preheat safe hot case of printing ink.

Background

The viscosity of the offset printing ink changes linearly along with the temperature, when the air temperature is lower than zero, the viscosity value is very large, workers cannot dig the offset printing ink out of an ink tank, and a motor of an ink mixer is often burnt out when spot color is mixed in an ink mixing cylinder.

At present, the ink is preheated before being used, the preheating temperature is about 40-50 ℃, an electric heating oven is usually directly arranged in an ink room nearby to preheat an original barrel, and the preheated ink can be quickly blended to reach the use standard. However, a lot of ink overflows from the environment in the ink room, and when the electric heating oven works, electric sparks and electric arcs generated at the high-voltage electricity utilization and switch positions easily ignite the ink overflowing from the ink room, so that potential safety hazards are caused. If move out the printing ink room with electric heat oven, independently set up and preheat the room, can lead to preheating the former bucket printing ink temperature reduction of accomplishing in the transfer process, can't guarantee the mediation effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a preheat safe hot case of printing ink adopts high-temperature water as preheating the energy, can directly preheat former bucket printing ink, also can preheat, preserve big bucket mediation printing ink in bulk, the inside and outside production of electroless spark, electric arc of case, factor of safety is high.

The utility model provides a technical scheme that its technical problem adopted is, provides a preheat safe hot case of printing ink, including shell, mounting panel, carrier, the carrier is arranged in the inside of shell, the mounting panel suit is in the outer wall of carrier, the outside of mounting panel is provided with a plurality of zones of heating, the mounting panel the hole of irritating has been seted up to corresponding position on the carrier, be provided with a plurality of bearing plates that are used for holding and treat preheating article in the carrier, evenly distributed has the hot hydrothermal cooling tube of high temperature in the zone of heating, makes the heat of the zone of heating can be right through the hole of irritating waiting to preheat article in the carrier and heat.

The system further comprises a heat supply source, wherein the heat supply source is used for providing high-temperature hot water and recycling low-temperature hot water for reheating; the heat supply source comprises a high-temperature pipe and a low-temperature pipe, the high-temperature pipe penetrates through the wall body and enters the ink room to convey high-temperature hot water to the heating area, and the high-temperature hot water is radiated in the radiating channel to form low-temperature hot water; the low-temperature pipe penetrates through the wall body and enters the ink room to recover low-temperature hot water.

Further, the mounting plate comprises a first plate, a second plate and a third plate, the first plate is positioned on the left side of the luggage carrier, and a first heating area is arranged on the outer side of the first plate; the second plate is positioned at the top of the carrier rack, and a second heating area is arranged above the second plate; the third plate is positioned on the right side of the carrier and a third heating area is arranged outside the third plate.

Furthermore, the first heating area comprises a first heat pipe, a first radiating pipe and a first pipe bank, one end of the first heat pipe is communicated with the high-temperature pipe, the other end of the first heat pipe is communicated with an inlet of the first radiating pipe, an outlet of the first radiating pipe is communicated with one end of the first pipe bank, and the other end of the first pipe bank is communicated with the low-temperature pipe; the first radiating pipes are uniformly distributed on the outer side of the first plate.

Furthermore, the second heating area comprises a second heat pipe, a second radiating pipe and a second pipe bank, one end of the second heat pipe is communicated with the high-temperature pipe, the other end of the second heat pipe is communicated with an inlet of the second radiating pipe, an outlet of the second radiating pipe is communicated with the second pipe bank, and the other end of the second pipe bank extends to the third heating area; the second radiating pipes are uniformly distributed above the second plate.

Furthermore, the third heating area comprises a third heat pipe, a third radiating pipe and a third pipe array, one end of the third heat pipe is communicated with the extending end of the second pipe array, the other end of the third heat pipe is communicated with the inlet of the third radiating pipe, the outlet of the third radiating pipe is communicated with one end of the third pipe array, and the other end of the third pipe array is communicated with the low-temperature pipe; the third radiating pipes are uniformly distributed on the outer side of the third plate.

Furthermore, a buffer space is arranged between the first heating area and the outer shell, and a micro-fan is arranged in the buffer space corresponding to the heat filling hole on the carrier rack; and throttle valves are independently arranged on the first heat pipe and the second heat pipe.

Further, the radiating pipe is made of a heat conduction material, so that high-temperature hot water in the radiating pipe can be quickly radiated.

Furthermore, bottom feet are arranged at the bottom of the object carrier, and fixing feet are arranged between the outer side of the rear wall of the object carrier and the inner side of the rear wall of the outer shell; the left side wall and the right side wall of the interior of the object carrier are correspondingly provided with inserting components, and the inserting components are provided with inserting grooves, so that the bearing plates can be inserted into the inner space of the object carrier, and the bearing plates divide the inner space of the object carrier into a plurality of layered areas.

Furthermore, a switch door, a first sealing plate and a second sealing plate are arranged at the front end of the shell, the first sealing plate and the second sealing plate are respectively arranged at the peripheral position of the front end of the shell, one end of the switch door is rotatably connected with the second sealing plate, a handle is arranged at the outer side of the other end of the switch door, a plugging piece is arranged at the central position of the switch door, and the switch door is rotated through the handle to enable the plugging piece, the first sealing plate and the second sealing plate to complete plugging and closing, so that the front end opening of the shell is sealed; the shell, the switch door, the first sealing plate, the second sealing plate and the plugging piece are all internally provided with heat insulation materials.

Furthermore, a window is formed in the shell, and a thermometer, a temperature sensor and the like are installed on the shell and used for detecting the internal temperature. It will be appreciated that the temperature sensor requires less power to produce a spark, arc, etc. that will ignite the ink.

Furthermore, the throttle valve can adopt an electric control throttle valve, the temperature sensor is electrically connected with the PLC, the PLC is electrically connected with the electric control throttle valve, and the temperature in the shell is adjusted by controlling the flow of the high-temperature hot water.

The utility model has the advantages that:

1. the utility model provides a safe hot case of preheating printing ink, adopts high temperature hot water as the heat source of preheating printing ink, and the heating process of high temperature hot water is outside the printing ink room, only through pipeline transport hot water, no electric energy transmission; the whole preheating process does not consume electric energy in the hot box, no electric spark or electric arc is generated, and the safety performance is good.

2. The zone of heating dispersion sets up in the three direction of carrier, according to the pipeline intercommunication of each zone of heating, the distribution condition, can set up the gentle breeze machine in the first zone of heating, reinforcing heat circulation for the heat of hot incasement portion distributes evenly, ensures to preheat the effect.

3. The bearing plate can divide the carrier into a plurality of layer regions and separately place the printing ink with different sizes of the original barrels. The low-layer area can store the blended bulk vat ink, so that the bulk vat ink is convenient to temporarily store and take. The high-rise area can contain original barrel printing ink needing to be preheated.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

FIG. 1 is a schematic diagram of an internal structure of a safe heat box for preheating ink according to an embodiment of the present invention;

FIG. 2 is a schematic top view of a safety heat box for preheating ink according to an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a pipe distribution of a first heating zone of a safety heat box for preheating ink according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a piping portion of a second heating zone of a safety heat box for preheating ink according to an embodiment of the present invention;

fig. 5 is a schematic diagram illustrating a distribution of pipes in a third heating zone of a safety heat box for preheating ink according to an embodiment of the present invention.

In the figure: 1. a housing; 2. mounting a plate; 3. a carrier; 4. a bearing plate; 5. a first heating zone; 6. a second heating zone; 7. a third heating zone; 8. a heat supply source; 9. a throttle valve; 10. a wall body; 11. opening and closing the door; 12. a first seal plate; 13. a second seal plate; 14. a handle; 15. a blocking member; 21. a first plate; 22. a second plate; 23. a third plate; 31. footing; 32. a fixing leg; 33. a plug-in assembly; 51. a first heat pipe; 52. a first bank of tubes; 61. a second heat pipe; 62. a second bank of tubes; 71. a third heat pipe; 72. a third bank of tubes; 81. a high temperature tube; 82. a cryogenic pipe.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings and embodiments can be made by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

An embodiment of the utility model provides a preheat safe hot case of printing ink please refer to and draw together fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, safe hot case mainly includes shell 1, mounting panel 2, carrier 3 arranges in the inside of shell 1, mounting panel 2 suit is in carrier 3's outer wall, mounting panel 2's outside is provided with a plurality of zones of heating, mounting panel 2 the heat filling hole has been seted up to corresponding position on the carrier 3, be provided with a plurality of bearing plates 4 that are used for holding the article of waiting to preheat in the carrier 3, evenly distributed has the hot radiating tube of interior high temperature that contains in the zone of heating, makes the heat of the zone of heating can be right through the heat filling hole the article of waiting to preheat in the carrier 3 heats.

A plurality of supporting legs can be arranged between the bottom of the shell 1 and the ground to balance and install the whole safe hot box. The safe hot box can be close to wall body 10 and set up for the heat supply pipeline of heat supply source 8 can enter into the safe hot box in the short distance after running through wall body 10, and play the effect of the interior printing ink of heating cabinet. It can be understood that, in the transportation stage of the heat supply pipeline, the pipeline made of heat insulation materials can be adopted or a heat insulation layer is arranged outside the pipeline to reduce the transportation loss; inside when heat supply pipeline enters into shell 1, after the cooling tube intercommunication with the zone of heating, the cooling tube that is located the zone of heating acts as the radiator, gives off the heat of high temperature hot water to the inside of safe hot box, and the cooling tube can adopt the material that heat conductivility is high to make for accelerate the heat dissipation.

In order to increase the preheating effect, heating zones may be provided in all three directions of the carrier 3. Specifically, the heating zones may be disposed on the left side, the upper side, and the right side of the carrier 3, respectively. The mounting plate 2 can be arranged between the radiating tube and the object carrier 3, and the mounting bracket can be provided for the radiating tube when the object carrier 3 and the radiating tube are separated, namely, the radiating tube can form a fixed structure with the mounting plate 2 for stabilizing the mounting structure of the radiating tube in each heating area.

In order to facilitate the heat flow, heat filling holes can be correspondingly formed in the plate-mounted structures of the mounting plate 2 and the carrier 3, so that heat dissipated by the radiating pipes on the outer side of the mounting plate 2 can enter the inside of the carrier 3 through the heat filling holes to preheat the object to be preheated.

The mounting plate 2 may comprise a first plate 21, a second plate 22, a third plate 23, which are provided with a first heating zone 5, a second heating zone 6, a third heating zone 7, respectively. The first plate 21 may be located on the left side of the carrier 3, provided with a first heating zone 5; the second plate 22 may be located above the carrier 3, providing the second heating zone 6; the third plate 23 may be located on the right side of the carrier 3, provided with a third heating zone 7. It will be appreciated that the mounting plate 2 forms an overcladding arrangement for the carrier 3, with the heating zones all being located outside the mounting plate 2 and not in direct contact with the carrier 3.

It can be understood that the heat filling holes are distributed on the mounting plate 2 and the plate mounting structure of the carrier rack 3, and the mounting plate 2 covers the carrier rack 3 and is provided with corresponding heat filling holes; at the position that mounting panel 2 did not coat carrier 3, the hot hole of irritating can be seted up equally to the board-mounted structure of carrier 3 for the outside heat of carrier 3 can enter into the inside of carrier 3 from the multi-azimuth, forms virtuous circle, promotes the inside bulk temperature of safe hot box.

In the embodiment of the present invention, in order to promote the heat energy circulation, a buffer space can be provided between the first heating area 5 and the housing 1, and the housing has a certain accommodating structure, a micro-fan is provided for the heat filling hole on the carrier 3, and the wind direction of the micro-fan can be directly opposite to the heat filling hole, so that when the micro-fan rotates, the heat dissipation of the heat pipe of the first heating area 5 is accelerated, and the dissipated heat is blown to the inside of the carrier 3 through the heat filling hole for preheating the ink.

For the pipe arrangement of each heating zone, refer to fig. 1, fig. 3, fig. 4, fig. 5. The first heating zone 5 operates independently and the second heating zone 6 operates in conjunction with the third heating zone 7.

The first heating area 5 includes a first heat pipe 51, a first heat dissipation pipe, and a first heat pipe 52. One end of the first heat pipe 51 is communicated with the high temperature pipe 81, the other end of the first heat pipe 51 is communicated with the inlet of the first heat dissipation pipe, the outlet of the first heat dissipation pipe is communicated with one end of the first exhaust pipe 52, and the other end of the first exhaust pipe 52 is communicated with the low temperature pipe 82.

The position of the first heat pipe 51 may be located at the upper right corner of the first plate 21, the position of the first heat pipe row 52 may be located at the lower left corner of the first plate 21, the head and the tail ends of the first heat pipe are respectively communicated with the first heat pipe 51 and the first heat pipe row 52, and the first heat pipe may be uniformly distributed at the outer side of the first plate 21, as shown in fig. 3.

In the buffer space, the first heat pipe 51 is used as a water inlet pipe, and a bent conveying structure can be arranged in a direction perpendicular to the first plate 21, so that the first heat dissipation pipe can be uniformly distributed on the outer side of the first plate 21. A plurality of heat filling holes can be arranged in the pipe distribution gap of the first heat dissipation pipe.

The first discharge pipe 52 at the lower left corner is used as a discharge pipe, which is connected to the low temperature pipe 82, and directly discharges the low temperature hot water, which is changed from the high temperature hot water after the heat is dissipated through the first heat dissipation pipe.

The second heating area 6 comprises a second heat pipe 61, a second heat dissipation pipe and a second row of pipes 62. One end of the second heat pipe 61 is communicated with the high temperature pipe 81, the other end of the second heat pipe 61 is communicated with the inlet of the second heat dissipation pipe, the outlet of the second heat dissipation pipe is communicated with the second pipe bank 62, and the other end of the second pipe bank 62 extends to the third heating area 7.

The second heat pipe 61 may be in the same vertical plane as the first heat pipe 51, the second heat pipe 61 may be located at the lower left corner of the second plate 22, and the second row of pipes 62 may be located at the upper right corner of the second plate 22, and extend to the area of the third heating zone 7 to have a certain structure to communicate with the third heat pipe 71 of the third heating zone 7.

The head and the tail of the second radiating pipe are respectively communicated with the second heat pipe 61 and the second pipe bank 62, and the pipe structures of the second radiating pipe are uniformly distributed on the outer side of the second plate 22, as shown in fig. 4.

A fixing leg 32 is provided between the rear wall of the carrier 3 and the rear wall of the outer shell 1 to reinforce the stability of the carrier 3. The heat filling holes of the second plate 22 may be formed according to the pipe distribution gaps of the second radiating pipe.

The third heating area 7 comprises a third heat pipe 71, a third heat dissipation pipe and a third row of pipes 72. One end of the third heat pipe 71 is connected to the extending end of the second pipe 62, the other end of the third heat pipe 71 is connected to the inlet of the third heat pipe, the outlet of the third heat pipe is connected to one end of the third pipe 72, and the other end of the third pipe 72 is connected to the low temperature pipe 82.

The third heat pipe 71 may be located at the upper right corner of the third plate 23 and communicate with the second row of pipes 62, and the third row of pipes 72 may start from the lower left corner of the third plate 23, extend horizontally to the lower right corner of the third plate 23, and then wind under the rear wall of the carrier frame 3 and communicate with the low temperature pipe 82 together with the first row of pipes 52, so that the low temperature water can be uniformly recovered by the low temperature pipe 82, as shown in fig. 5 and 4.

The third heat dissipation pipes are uniformly distributed on the third plate 23 without overlapping the second row of pipes 62 on the lower portion of the third plate 23, and a plurality of heat filling holes are provided in the pipe distribution gap of the third heat dissipation pipe.

The third heat pipe 71 is used as a water inlet pipeline of the third heating area 7 and communicated with the second calandria 62, and the low-temperature hot water of the second heating area 6 is directly used, so that the temperature raising effect of the third heating area 7 on the inside of the tank is relatively small.

For the radiating pipe, all can snakelike distribution, satisfy its evenly distributed, stabilize radiating efficiency can. Further, a throttle valve 9 may be provided independently in each of the first heat pipe 51 and the second heat pipe 61 to control the flow rate of hot water supply and thereby adjust the temperature in the tank.

For the object carrier 3, heat sources are arranged on the left side, the upper side and the right side of the object carrier, and according to the distribution and communication information of the pipelines, the heating effects of the first heating area 5 and the second heating area 6 are better, and the heating effect of the third heating area 7 is general. Therefore, the internal hot air has a certain self-flowing and circulating effect.

Furthermore, when the breeze machine works, the heat filling holes in the distribution gaps of the pipelines can be directly ventilated and circulated, so that the heat circulation is promoted, and the preheating is accelerated.

It can be understood that the low-temperature hot water after heat dissipation can be reheated and recycled after being recovered.

In an embodiment of the present invention, the interior of the carrier 3 may be provided with a plurality of layered regions, each of which is separated by a bearing plate 4, as shown in fig. 1.

The left and right side walls of the object carrier 3 can be correspondingly provided with the inserting components 33, and the inserting components 33 are provided with inserting grooves for inserting the bearing plate 4, so that the bearing plate 4 can divide the inner space of the object carrier 3 into a plurality of flowers according to the arrangement positions of the inserting components 33.

It can be understood that the height of the high-rise area can be set to be lower, so that the ink in the original small tank can be placed and preheated, and the ink can be conveniently taken and placed. The height of the low layer area can be set higher, so that the bulk vat ink can be stored and preserved, and the bulk vat ink is convenient to temporarily preserve and take at any time.

The carrier rack 3 further comprises feet 31, and the feet 31 are arranged at the bottom of the carrier rack 3 and are in supporting connection with the outer shell 1, so that the relative height and balance stability of the carrier rack 3 are ensured. The carrier rack 3 is mounted inside the outer shell 1 by cooperating fixing legs 32.

The embodiment of the utility model provides an in, the front port of shell 1 can set up switch door 11 for taking the port, in order to ensure the thermal insulation performance of safe hot box, can set up first shrouding 12, second shrouding 13 at the front port of shell 1, is located the peripheral structure of front port respectively, and the inboard first shrouding 12 of cooperation of switch door 11, second shrouding 13 set up plugging piece 15 for plugging piece 15 can cooperate first shrouding 12, second shrouding 13 to seal the port before shell 1.

One end of the switch door 11 can be rotatably connected with the second sealing plate 13, the other end can rotate freely, a handle 14 can be arranged on the outer side of the other end, the switch door 11 is rotated through the handle 14, so that the plugging piece 15, the first sealing plate 12 and the second sealing plate 13 can completely plug the taking port at the front end of the shell 1, the internal heat is reduced, and the preheating effect is improved.

It can be understood that the shell 1, the switch door 11, the first sealing plate 12, the second sealing plate 13 and the blocking piece 15 can be internally provided with heat insulation materials, so that heat loss and waste are reduced.

The embodiment of the utility model provides an in, choke valve 9 is located the outside of safe hot box, and further can set up choke valve 9 outside the printing ink room. The throttle valve 9 may be an electric throttle valve, a thermometer or a temperature sensor is provided in the safety heat box to detect the temperature in the box, and the supply rate of the high-temperature hot water is adjusted according to the temperature in the box.

Specifically, a window may be formed in the housing 1, and a thermometer, a temperature sensor, and the like may be installed to detect the internal temperature. It will be appreciated that the temperature sensor requires less power to produce a spark, arc, etc. that will ignite the ink. The throttle valve 9 can adopt an electric control throttle valve, the temperature sensor is electrically connected with the PLC, the PLC is electrically connected with the electric control throttle valve, and the temperature in the shell is adjusted by controlling the flow of the high-temperature hot water.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended to limit the invention to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (10)

1. The utility model provides a preheat safe hot case of printing ink, its characterized in that, includes shell (1), mounting panel (2), carrier (3) are arranged in the inside of shell (1), mounting panel (2) suit is in the outer wall of carrier (3), the outside of mounting panel (2) is provided with a plurality of zones of heating, mounting panel (2) irritate the hot hole in having seted up corresponding position on carrier (3), be provided with a plurality of bearing plates (4) that are used for holding the article of waiting to preheat in carrier (3), evenly distributed has the hot hydrothermal cooling tube of interior high temperature that contains in the zone of heating, makes the heat in the zone of heating can be right through irritating the hot hole the article of waiting to preheat in carrier (3) heats.

2. A safe heat box for preheating ink according to claim 1, further comprising a heat supply source (8), wherein the heat supply source (8) is used for supplying high-temperature hot water and recovering low-temperature hot water for reheating; the heat supply source (8) comprises a high-temperature pipe (81) and a low-temperature pipe (82), the high-temperature pipe (81) penetrates through the wall body (10) to enter the ink room and convey high-temperature hot water to the heating area, and the high-temperature hot water is radiated in the radiating channel to form low-temperature hot water; the low-temperature pipe (82) penetrates through the wall body (10) and enters the ink room to recover low-temperature hot water.

3. A safety hot box for preheating ink according to claim 2, characterized in that the mounting plate (2) comprises a first plate (21), a second plate (22) and a third plate (23), the first plate (21) is located at the left side of the carrier rack (3) and a first heating zone (5) is arranged outside the first plate (21); the second plate (22) is positioned at the top of the carrier rack (3) and a second heating area (6) is arranged above the second plate (22); the third plate (23) is positioned at the right side of the object carrier (3) and a third heating area (7) is arranged outside the third plate (23).

4. A safe heat box for preheating ink according to claim 3, wherein the first heating area (5) comprises a first heat pipe (51), a first heat dissipation pipe, and a first row of pipes (52), one end of the first heat pipe (51) is communicated with the high temperature pipe (81), the other end of the first heat pipe (51) is communicated with the inlet of the first heat dissipation pipe, the outlet of the first heat dissipation pipe is communicated with one end of the first row of pipes (52), and the other end of the first row of pipes (52) is communicated with the low temperature pipe (82); the first radiating pipes are uniformly distributed on the outer side of the first plate (21).

5. A safe heat box for preheating ink according to claim 4, characterized in that the second heating zone (6) comprises a second heat pipe (61), a second heat dissipation pipe, and a second row of pipes (62), one end of the second heat pipe (61) is communicated with the high temperature pipe (81), the other end of the second heat pipe (61) is communicated with the inlet of the second heat dissipation pipe, the outlet of the second heat dissipation pipe is communicated with the second row of pipes (62), and the other end of the second row of pipes (62) extends to the third heating zone (7); the second radiating pipes are uniformly distributed above the second plate (22).

6. The safe heat box for preheating ink according to claim 5, wherein the third heating area (7) comprises a third heat pipe (71), a third heat dissipation pipe and a third row of pipes (72), one end of the third heat pipe (71) is communicated with the extending end of the second row of pipes (62), the other end of the third heat pipe (71) is communicated with the inlet of the third heat dissipation pipe, the outlet of the third heat dissipation pipe is communicated with one end of the third row of pipes (72), and the other end of the third row of pipes (72) is communicated with the low temperature pipe (82); the third radiating pipes are uniformly distributed on the outer side of the third plate (23).

7. A safe heat box for preheating printing ink according to claim 6, characterized in that a buffer space is arranged between the first heating area (5) and the outer shell (1), and the buffer space is provided with a micro-fan corresponding to a heat filling hole on the carrier rack (3); and the first heat pipe (51) and the second heat pipe (61) are respectively and independently provided with a throttle valve (9).

8. A safe heat box for preheating ink according to claim 1, wherein the heat dissipation pipe is made of a heat conductive material, so that the high-temperature hot water in the heat dissipation pipe can be quickly dissipated.

9. A safe heat box for preheating ink according to claim 1, characterized in that the bottom of the carrier (3) is provided with feet (31), and a fixed foot (32) is arranged between the outer side of the rear wall of the carrier (3) and the inner side of the rear wall of the outer casing (1); the left side wall and the right side wall of the interior of the object carrier (3) are correspondingly provided with inserting components (33), and inserting grooves are formed in the inserting components (33), so that the bearing plates (4) can be inserted into the interior space of the object carrier (3), and the interior space of the object carrier (3) is divided into a plurality of layered areas by the bearing plates (4).

10. The safe hot box for preheating the ink according to claim 1, characterized in that the front end of the housing (1) is provided with an opening and closing door (11), a first sealing plate (12) and a second sealing plate (13), the first sealing plate (12) and the second sealing plate (13) are respectively arranged at the peripheral position of the front end of the housing (1), one end of the opening and closing door (11) is rotatably connected with the second sealing plate (13), a handle (14) is arranged outside the other end of the opening and closing door (11), a blocking piece (15) is arranged at the central position of the opening and closing door (11), and the blocking piece (15) completes blocking and closing with the first sealing plate (12) and the second sealing plate (13) by rotating the opening and closing door (11) through the handle (14), so as to close the opening at the front end of the housing (1); the shell (1), the switch door (11), the first sealing plate (12), the second sealing plate (13) and the plugging piece (15) are all internally provided with heat insulation materials.

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