CN112248652A - Ink tube heating system and ink tube heating method - Google Patents
Ink tube heating system and ink tube heating method Download PDFInfo
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- CN112248652A CN112248652A CN202011126199.4A CN202011126199A CN112248652A CN 112248652 A CN112248652 A CN 112248652A CN 202011126199 A CN202011126199 A CN 202011126199A CN 112248652 A CN112248652 A CN 112248652A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
Abstract
The invention provides an ink tube heating system and an ink tube heating method, wherein the ink tube heating system comprises a constant temperature liquid box, a control device, a heating tube and at least one ink tube, wherein the heating tube is positioned outside the ink tube and used for heating ink in the ink tube; the inner cavity of the heating pipe is communicated with a constant temperature liquid tank, and liquid in the constant temperature liquid tank flows into the inner cavity of the heating pipe; be provided with heating member and temperature measurement spare in the thermostated liquid case, heating member and temperature measurement spare all with controlling means electric connection. When heating, firstly, injecting liquid into a constant temperature liquid tank; secondly, controlling the actual liquid level in the constant-temperature liquid tank according to the preset liquid level; then controlling the actual liquid temperature in the constant temperature liquid tank according to the preset temperature; then controlling a driving device to drive liquid in the constant-temperature liquid tank and liquid in the heating pipe to circularly flow; finally, the heating tube heats the ink tube. The ink-jet printer can effectively heat ink, realize constant temperature control on the ink, increase the ink supply stability of an ink supply system and improve the working performance of the ink-jet printer.
Description
Technical Field
The invention relates to the technical field of ink-jet printers, in particular to an ink tube heating system and an ink tube heating method.
Background
The ink jet printer is a very important part in the market of printers, and ink is a substance used for forming pictures, characters and information in ink jet printing. Viscosity control of the ink depends on controlling the temperature of the ink in the ink tube.
At the present stage, in order to keep the temperature of the ink within a certain range, the heating wire is wound on each ink tube, a temperature control board card is installed on the heating wire, and a plurality of temperature sensors are installed inside each ink tube. In the working process, when the temperature sensor detects that the temperature of the current ink is higher than the working temperature of the printer, the heating wire is closed under the control of the temperature control board card, and when the temperature sensor detects that the temperature of the current ink is lower than the working temperature of the printer, the heating wire is opened under the control of the temperature control board card.
However, the heater strip cannot ensure that the ink in the ink tube is always in a constant temperature state, and the heater strip needs to be opened and closed repeatedly in the using process. In addition, because the heating wire is the wire, when the ink jet printer leads to the china ink pipe to appear leaking the black phenomenon because of external impact, the condition of corruption heating wire easily appears.
Disclosure of Invention
In order to solve at least one problem mentioned in the background art, the invention provides an ink tube heating system and an ink tube heating method, which can effectively heat ink, realize constant temperature control on the ink, increase the ink supply stability of an ink supply system and improve the working performance of an ink jet printer.
In order to achieve the above object, in a first aspect, the present invention provides an ink tube heating system including a constant temperature liquid tank, a control device, a heating tube, and at least one ink tube, the heating tube being located outside the ink tube for heating ink in the ink tube; the inner cavity of the heating pipe is communicated with a constant temperature liquid tank, and liquid in the constant temperature liquid tank flows into the inner cavity of the heating pipe.
Be provided with heating member and temperature measurement spare in the thermostated liquid case, heating member and temperature measurement spare all with controlling means electric connection.
According to the ink tube heating system provided by the invention, the constant temperature liquid tank is arranged, the heating element and the temperature measuring element are arranged in the constant temperature liquid tank, the two elements are connected with the control device, and the control device controls the start and stop of the two elements to ensure that the liquid in the constant temperature liquid tank can reach a certain temperature; the constant temperature liquid tank is communicated with the inner cavity of the heating pipe, and liquid in the constant temperature liquid tank and the heating pipe can flow circularly and has similar temperature. The heating pipe is located the outside of ink tube, and the heat that the liquid after the heating in the heating pipe can distribute out is spread to the ink tube to the realization is to the heating of the interior ink of ink tube. The liquid in the heating tube is close to the liquid in the constant temperature liquid box in communication and temperature, the temperature measuring part in the constant temperature liquid box measures the liquid temperature in the constant temperature liquid box, the temperature of ink in the ink tube can be known according to the heat transfer efficiency, and a temperature sensor for detecting the ink temperature is not required to be arranged in the ink tube. This ink pipe heating system simplifies ink pipe inner structure to can ensure that the ink temperature in the inside whole ink pipe of ink supply system keeps invariable, improve ink supply system's stability, be favorable to promoting inkjet printer's working property.
In the above ink tube heating system, optionally, the constant temperature liquid tank includes a first liquid outlet and a first liquid inlet, the first liquid outlet is communicated with a first end of the inner cavity of the heating tube, and the first liquid inlet is communicated with a second end of the inner cavity of the heating tube; the liquid in the constant temperature liquid tank flows into the inner cavity of the heating pipe from the first liquid outlet and returns to the constant temperature liquid tank through the first liquid inlet.
Through set up first liquid outlet and first inlet in the thermostatted liquid case to communicate with heating pipe first end and second end respectively, ensure that the liquid in the thermostatted liquid case can circulate between heating pipe and thermostatted liquid case.
In the above ink tube heating system, optionally, the ink tube heating system includes a driving device, the driving device is connected between the first liquid outlet and the first end of the inner cavity of the heating tube, and drives the liquid to flow from the first liquid outlet to the first end of the inner cavity of the heating tube; and/or the driving device is connected between the first liquid inlet and the second end of the inner cavity of the heating pipe, and drives the liquid to flow from the second end of the inner cavity of the heating pipe to the first liquid inlet.
The driving device provides power for the circulation of liquid between the constant temperature liquid tank and the heating pipe, and the circulation efficiency of the liquid between the constant temperature liquid tank and the heating pipe is improved.
In the ink tube heating system, optionally, the first liquid outlet and the first end of the inner cavity of the heating tube, and the first liquid inlet and the second end of the inner cavity of the heating tube are both communicated through a pipeline; the driving device is a driving pump, and the driving pump is arranged on a pipeline between the first liquid outlet and the first end of the inner cavity of the heating pipe, and/or a pipeline between the first liquid inlet and the second end of the inner cavity of the heating pipe.
The first liquid outlet and the first liquid inlet are arranged in the constant-temperature liquid tank and are respectively communicated with the first end of the inner cavity of the heating pipe and the second end of the inner cavity of the heating pipe through the pipelines, so that the connection reliability of the constant-temperature liquid tank and the heating pipe is improved, the ink heating system provided by the invention can be ensured to be suitable for the internal spaces of different ink-jet printers, the positions between the heating pipe and the constant-temperature liquid tank are flexibly arranged, and the constant-temperature liquid tank is convenient to be connected with a plurality of heating pipes.
In the ink tube heating system, optionally, the heating tube is a linear tube, and an outer wall surface of the heating tube and an outer wall surface of the ink tube are attached to each other; or the heating pipe is a spiral pipe and is coiled outside the ink pipe; or the heating pipe comprises a plurality of branch pipes which are sequentially connected end to end and are arranged at the periphery of the ink pipe at intervals.
The arrangement is beneficial to the heated liquid in the heating pipe to transfer enough heat to the ink pipe, and the heat transfer efficiency is improved.
In the above ink tube heating system, optionally, the constant temperature liquid tank is provided with a second liquid inlet and a second liquid outlet, the second liquid inlet is provided with a first electric control valve, and the second liquid outlet is provided with a second electric control valve; a liquid level meter is arranged in the constant temperature liquid tank, and the liquid level meter, the first electric control valve and the second electric control valve are all electrically connected with the control device.
Before a heating element in the constant-temperature liquid tank works, the control device controls the first electric control valve to start, the second liquid injection port is opened, liquid is injected into the constant-temperature liquid tank, the amount of the injected liquid is measured by the liquid level meter and is transmitted to the control device, when the liquid level in the constant-temperature liquid tank reaches a preset liquid level, the control device controls the first electric control valve to close, and the second liquid injection port is closed; if the injected liquid is larger than the preset liquid level in the liquid injection process, the control device controls the second electric control valve to start, and the second liquid outlet is opened to discharge the liquid in the constant-temperature liquid tank. Such setting can guarantee that the constant temperature liquid incasement can have the right amount of liquid.
In the above ink tube heating system, the liquid in the constant-temperature liquid tank may be water.
The arrangement can improve the heating efficiency of the heating pipe to the ink in the ink pipe, the water has larger specific heat capacity, the heat absorbed or released when the temperature of the unit mass of water is changed is larger, and when the water in the constant temperature liquid tank is circulated to the heating pipe, the heat released is larger than the heat released by other liquids when the temperature of the water in the heating pipe is reduced by 1 ℃; after heating is finished, the liquid temperature change rate in the constant temperature liquid box and the heating pipe is low, and the ink in the ink pipe can be kept at a constant temperature for a long time; and the water has the advantages of low cost, easy taking, easy use and easy updating.
In the above ink tube heating system, optionally, there are a plurality of ink tubes, a plurality of heating tubes, and the plurality of heating tubes are disposed outside the plurality of ink tubes in a one-to-one correspondence.
The heating pipes are arranged in one-to-one correspondence with the number of the ink pipes, so that the purpose of heating ink in the plurality of ink pipes can be achieved, and the ink pipe heating system is ensured to have good heating efficiency.
In the above ink tube heating system, optionally, the first ends of the inner cavities of the plurality of heating tubes are all communicated with the first liquid outlet of the constant temperature liquid tank, and the second ends of the inner cavities of the plurality of heating tubes are all communicated with the first liquid inlet of the constant temperature liquid tank.
Aiming at a printer with a plurality of ink tubes in a case, the heating tubes in the ink tube heating system provided by the invention are arranged outside each ink tube, so that the liquid in one constant temperature liquid box can be ensured to circulate to the plurality of heating tubes, the ink in the plurality of ink tubes is heated, and the working efficiency of the constant temperature liquid box is improved.
In a second aspect, the present invention provides an ink tube heating method applied to the ink tube heating system, including:
the liquid is injected into the thermostat.
And controlling the actual liquid level in the constant-temperature liquid tank according to the preset liquid level.
And controlling the actual liquid temperature in the constant temperature liquid tank according to the preset temperature.
The control driving device drives the liquid in the constant temperature liquid tank and the liquid in the heating pipe to circularly flow.
The heating tube heats the ink tube.
According to the ink tube heating method provided by the invention, the liquid is injected into the constant temperature liquid tank, and the liquid level in the constant temperature tank is controlled within a preset range, so that the injected liquid can be ensured to circulate between the constant temperature liquid tank and the heating tube; because the liquid tank and the heating pipe are communicated with each other through the pipeline, the temperature of the liquid in the liquid tank can be controlled, and the purpose of controlling the temperature of the liquid in the heating pipe can be achieved; the driving device is arranged, so that the circulation efficiency of liquid between the constant temperature liquid tank and the heating pipe is improved; when the temperature of the ink in the ink tube is lower than the optimal temperature for the ink to use, the liquid in the constant-temperature liquid tank is heated, the driving device drives the liquid in the constant-temperature liquid tank to circulate to the heating tube, the heating tube releases heat, the purpose of heating the ink in the ink tube is achieved, and when the temperature of the ink in the ink tube meets the optimal temperature for the ink to work, the heating element in the constant-temperature liquid tank stops working. The arrangement can ensure that the ink in the ink tube is heated uniformly and is in a constant temperature state; the method is suitable for the condition that the same constant-temperature liquid tank is connected with a plurality of heating pipes, and can heat the ink in the plurality of ink pipes at the same time. The ink tube heating method improves the heating efficiency of the ink in the ink tube, realizes the constant temperature control of the ink, ensures the stable ink supply of an ink supply system, and improves the working performance of the ink-jet printer.
The construction of the present invention and other objects and advantages thereof will be more apparent from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a thermostat of an ink tube heating system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a heating tube of an ink tube heating system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an ink tube heating system according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of an ink tube heating system including a plurality of ink tubes according to an embodiment of the present invention;
fig. 5 is a schematic flow chart of an ink tube heating method according to an embodiment of the present invention.
Description of reference numerals:
1-constant temperature liquid box;
11-a heating element;
12-a liquid level meter;
13-temperature measuring part;
14-a first liquid outlet;
15-a first liquid inlet;
16-a second liquid inlet;
17-a first electrically controlled valve;
18-a second liquid outlet;
19-a second electrically controlled valve;
110-a liquid;
2-heating a tube;
21-a first end of the lumen;
22-a second end of the lumen;
3-ink tube;
4-a drive device;
5-a control device;
6-a pipeline;
7-ink supply device.
Detailed Description
In the technical field of the current ink tube heating system, in order to heat the ink in the ink tube and make the ink in the ink tube in a state of easy operation, a mode of winding a heating wire on the ink tube is mostly adopted, however, the method can not ensure that the ink in the ink tube is always kept in a constant temperature state, the temperature of the ink in the ink tube at the position where the heating wire is wound can be instantly changed due to instant temperature rise and temperature drop of the heating wire, the difference between the temperature of the ink at the position and the average temperature of the whole ink in the ink tube is large, and thus the optimal working performance of the ink can not be ensured; the heating wires outside the ink tube are metal wires, and if the ink leakage phenomenon occurs in the ink tube due to external impact of the ink-jet printer, ink in the ink tube leaks outwards, so that the situation of corroding the heating wires is easy to occur, and the safety of an ink supply system in the ink-jet printer is damaged. In addition, in order to monitor the temperature of the ink in the ink tube in real time, a temperature sensor needs to be installed in the ink tube in the prior art, the temperature sensor can only measure the temperature of a certain point of the ink, and in order to ensure the efficiency of information transmission of the temperature sensor, the temperature sensor needs to be electrically connected with a heating device in the ink tube heating system, so that the internal structure of the ink tube is complex.
In view of the above, according to the ink tube heating system and the ink tube heating method provided by the invention, the heating tube is attached to the outside of the ink tube, the liquid in the heating tube is communicated with the liquid in the constant temperature liquid tank, the liquid is efficiently circulated between the heating tube and the constant temperature liquid tank through the driving device, the purpose of heating the liquid in the heating tube is achieved by heating the liquid in the constant temperature liquid tank, the outer wall surface of the heating tube is attached to the outer wall surface of the ink tube, and the heat of the liquid is transferred into the ink tube through a heat conduction mode, so that the ink in the ink tube is heated. The ink tube heating system and the ink tube heating method simplify the internal structure of the ink tube, heat the ink in the ink tube by using the liquid in the external heating tube, preferably use water as the liquid in the constant temperature liquid box and the heating tube, and can keep the temperature of the ink at each position in the ink tube consistent and constant for a long time. In addition, the ink tube heating system and the ink tube heating method provided by the invention are suitable for the condition that an ink supply system is provided with a plurality of ink tubes, and the purpose of heating the ink in the ink tubes at the same time can be achieved by designing the same constant-temperature liquid tank to be connected with a plurality of heating tubes. The ink tube heating system and the ink tube heating method improve the heating efficiency of the ink in the ink tube, realize the constant temperature control of the ink, ensure the ink supply system to realize stable ink supply and improve the working performance of the ink-jet printer.
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a thermostat of an ink tube heating system according to an embodiment of the present invention. Fig. 2 is a schematic structural diagram of a heating tube of an ink tube heating system according to an embodiment of the present invention. Fig. 3 is a schematic structural diagram of an ink tube heating system according to an embodiment of the present invention. Fig. 4 is a schematic structural diagram of an ink tube heating system including a plurality of ink tubes according to an embodiment of the present invention. Fig. 5 is a schematic flow chart of an ink tube heating method according to an embodiment of the present invention.
Referring to fig. 1 to 4, an ink tube heating system according to an embodiment of the present invention includes a constant temperature liquid tank 1, a control device 5, a heating tube 2 and an ink tube 3, where the heating tube 2 is located outside the ink tube 3 and is used to heat ink in the ink tube 3; the inner cavity of the heating pipe 2 is communicated with the constant temperature liquid tank 1, and the liquid 110 in the constant temperature liquid tank 1 flows into the inner cavity of the heating pipe 2; a heating element 11 and a measuring file 13 are arranged in the constant temperature liquid box 1, and the heating element 11 and the temperature measuring element 13 are both electrically connected with the control device 5.
As an achievable embodiment, referring to fig. 1 and 2, the constant temperature liquid tank 1 includes a first liquid inlet 15 and a first liquid outlet 14, the first liquid outlet 14 is communicated with a first end 21 of the inner cavity of the heating pipe 2, the first liquid inlet 15 is communicated with a second end 22 of the inner cavity of the heating pipe 2, and the liquid 110 in the constant temperature liquid tank 1 flows from the first liquid outlet 14 to the inner cavity of the heating pipe 2 and returns to the constant temperature liquid tank 1 through the first liquid inlet 15. Due to the arrangement, the liquid 110 can flow in the constant temperature liquid tank and the heating pipe 2 in a circulating manner, and in the working process of the ink pipe heating system, the liquid 110 in the constant temperature liquid tank 1 can be heated only by using the heating element 11 in the constant temperature liquid tank 1, so that the liquid 110 in the heating pipe 2 can be heated.
Referring to fig. 3, the ink tube heating system provided in this embodiment includes a driving device 4, where the driving device 4 is connected between the first liquid outlet 14 of the constant temperature liquid tank 1 and the first end 21 of the inner cavity of the heating tube 2, and the driving liquid 110 flows from the first liquid outlet 14 to the first end 21 of the inner cavity of the heating tube 2; and/or the drive device 4 is connected between the first inlet 15 of the thermostat 1 and the second end 22 of the inner cavity of the heating pipe 2, and the drive liquid 110 flows from the inner cavity of the heating pipe 2 to the first inlet 15. The driving device 4 plays a role in providing power for the ink tube heating system, improves the flowing speed of the liquid 110, accelerates the circulation of the liquid 110 in the constant temperature liquid tank 1 and the heating tube 2, and further improves the heating efficiency of the ink tube.
In an achievable embodiment, the first liquid outlet 14 of the thermostat liquid tank 1 and the first end 21 of the inner cavity of the heating pipe 2, and the first liquid inlet 15 of the thermostat liquid tank 1 and the second end 22 of the inner cavity of the heating pipe 2 are communicated through the pipeline 6. The driving means 4 may be a driving pump, which may be arranged on the conduit 6 between the first outlet opening 14 and the first end 21 of the interior of the heating tube 2, or may be arranged on the conduit 6 between the first inlet opening 15 and the second end 22 of the interior of the heating tube 2. The arrangement can ensure the connection reliability between the constant temperature liquid tank 1 and the heating pipe 2 in the ink pipe heating system provided by the embodiment of the invention, can ensure that the system can adapt to the internal spaces of different ink-jet printer cases, and can flexibly arrange the positions of the heating pipe 2 and the constant temperature liquid tank 1; in addition, set up pipeline 6 and link to each other constant temperature liquid case 1 with heating pipe 2, be convenient for constant temperature liquid case 1 heats for the liquid 110 in a plurality of heating pipes 2 simultaneously. The pipeline 6 that this embodiment provided can be flexible pipeline, can be rigid pipeline, can be metal material, also can be non-metallic material, and the shape of pipeline 6 can be set for as required, and this embodiment does not put on the restriction to this.
Further, the heating tube 2 is a straight tube, and the outer avoiding surface of the heating tube 2 is mutually attached to the outer wall surface of the ink tube 3; or the heating pipe 2 is a spiral pipe, and the heating pipe 2 is coiled outside the ink pipe 3; or the heating pipe 2 comprises a plurality of branch pipes which are sequentially connected end to end and are arranged at the periphery of the ink pipe 3 at intervals. Referring to fig. 2, a heating pipe 2 in an ink tube heating system according to an embodiment of the present invention is a spiral pipe. The outer wall surface of the heating pipe 2 is attached to the outer wall surface of the ink tube 3 or is coiled on the outer wall surface of the ink tube 3, so that the contact area between the heating pipe 2 and the outer wall surface of the ink tube 3 is ensured, and the distance between the heated liquid 110 and the ink in the ink tube 3 is shortened, thereby improving the heat transfer efficiency and realizing the effective heating of the ink in the ink tube 3. The heating pipe 3 that this embodiment provided still can be for the double-deck sleeve pipe structure of cavity, and the laminating ink pipe outer wall of intraductal wall of cover, cavity in the injection of liquid 110, such setting can further increase heat transfer efficiency, effectively transmits the heat of liquid 110 for ink pipe 3.
As an implementation mode, referring to fig. 1, a second liquid inlet 16 and a second liquid outlet 18 are provided on the constant temperature liquid tank 1, a first electrically controlled valve 17 is provided on the second liquid inlet 16, and a second electrically controlled valve 19 is provided on the second liquid outlet 18. Be provided with level gauge 12 in the constant temperature liquid case 1, level gauge 12, first automatically controlled valve 17, the equal and 5 electric connection of controlling means of second automatically controlled valve 19, the level gauge 12 that this embodiment provided can design for electrically conductive metal liquid level float, also can set up to other components and parts that can realize measuring the liquid level of constant temperature liquid case 1. In the constant temperature liquid box 1, before the heating element 11 works, the control device 5 controls the first electric control valve 17 to start, the second liquid injection port 16 is opened, the liquid 110 is injected into the constant temperature liquid box 1, the amount of the injected liquid 110 is measured by the liquid level meter 12 and is transmitted to the control device 5, when the liquid level in the constant temperature liquid box 1 reaches a preset liquid level, the control device 5 controls the first electric control valve 17 to close, and the second liquid injection port 16 is closed; if the injected liquid is larger than the preset liquid level in the liquid injection process, the control device controls the second electric control valve 19 to start, and the second liquid outlet 18 is opened to discharge the liquid 110 in the constant temperature liquid tank 1. Such an arrangement ensures that the thermostat 1 can have the appropriate amount of liquid 110 therein.
Further, the liquid 110 in the thermostat 1 is water. The water has larger specific heat capacity, the heat absorbed or released by the water with unit mass when the temperature is changed is larger, when the water in the constant temperature liquid tank 1 circulates to the heating pipe 2, and the heat released by the water in the heating pipe 2 is larger than the heat released by other liquids when the temperature of the water in the heating pipe 2 is reduced by 1 ℃; after heating is finished, the temperature change rate of the liquid 110 in the constant temperature liquid tank 1 and the heating pipe 2 is low, and the ink in the ink pipe 3 can be kept at a constant temperature for a long time; and the water has the advantages of low cost, easy taking, easy use and easy updating.
As another implementation manner, referring to fig. 4, an ink tube heating system provided in an embodiment of the present invention may include a plurality of heating tubes 2 and a plurality of ink tubes 3, where the plurality of heating tubes 2 are disposed outside the plurality of ink tubes 3 in a one-to-one correspondence.
Further, the first ends 21 of the inner cavities of the plurality of heating pipes 2 are communicated with the first liquid outlet 14 of the constant temperature liquid tank 1, and the second ends 22 of the inner cavities of the plurality of heating pipes 2 are communicated with the first liquid inlet 15 of the constant temperature liquid tank 1. This arrangement can improve the working efficiency of the constant temperature liquid tank, and achieve the purpose of heating the ink in the plurality of ink tubes 3 between the plurality of ink supply devices 7 at the same time.
Referring to fig. 5, an embodiment of the present invention provides an ink tube heating method applied to the ink tube heating system, including:
s1: the liquid is injected into the thermostat. Before the ink tube heating system provided by the embodiment of the invention works, the first electric control valve 17 is started, the second liquid inlet 16 is opened, and the liquid 110 is injected into the constant temperature liquid tank 1.
S2: and controlling the actual liquid level in the constant-temperature liquid tank according to the preset liquid level. The liquid level meter 12 measures the liquid level of the liquid 110 injected from the second liquid inlet 16 and transmits the liquid level to the control device 5, when the liquid level in the constant temperature liquid box 1 reaches a preset liquid level, the control device controls the first electric control valve 17 to be closed, and the second liquid injection port 16 is closed; if the injected liquid is larger than the preset liquid level in the liquid injection process, the control device 5 controls the second electric control valve 19 to start, and the second liquid outlet 18 is opened to discharge the liquid 110 in the constant temperature liquid tank 1. Such an arrangement ensures that the thermostat 1 can have the appropriate amount of liquid 110 therein.
S3: and controlling the actual liquid temperature in the constant temperature liquid tank according to the preset temperature. Wherein, the temperature measuring part 13 detects the temperature of the liquid 110 in the constant temperature liquid tank 1 and feeds back the temperature to the control device 5 in real time; when the temperature of the liquid 110 is lower than the preset temperature, the control device 5 controls the heating element 11 to start up, and heats the liquid 110. When the temperature of the liquid 110 is equal to or higher than the preset temperature, the control device 5 controls the heating member 11 to stop.
S4: the control driving device drives the liquid in the constant temperature liquid tank and the liquid in the heating pipe to circularly flow. The liquid 110 is efficiently circulated between the thermostat tank 1 and the heating pipe 2 by the driving means 4.
S5: the heating tube heats the ink tube. The outer wall surface of the heating tube 2 is attached to or wound around the outer wall surface of the ink tube, and the heat in the heated liquid 110 can be effectively transmitted to the ink in the ink tube 3.
The ink tube heating method provided by the embodiment of the invention can ensure that the ink in the ink tube is uniformly heated and is in a constant temperature state; the method is simultaneously suitable for the condition that the same constant temperature liquid box shown in figure 4 is connected with a plurality of heating pipes, and can heat the ink in a plurality of ink pipes simultaneously.
In the description of the present invention, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, an indirect connection through intervening media, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically stated otherwise.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An ink tube heating system is characterized by comprising a constant temperature liquid box, a control device, a heating tube and at least one ink tube, wherein the heating tube is positioned outside the ink tube and used for heating ink in the ink tube; the inner cavity of the heating pipe is communicated with the constant temperature liquid tank, and liquid in the constant temperature liquid tank flows into the inner cavity of the heating pipe;
be provided with heating member and temperature measurement spare in the thermostated liquid case, the heating member with the temperature measurement spare all with controlling means electric connection.
2. The ink tube heating system of claim 1, wherein the constant temperature liquid tank includes a first liquid outlet and a first liquid inlet, the first liquid outlet being in communication with a first end of the interior cavity of the heat tube, the first liquid inlet being in communication with a second end of the interior cavity of the heat tube;
and the liquid in the constant-temperature liquid tank flows into the inner cavity of the heating pipe from the first liquid outlet and returns to the constant-temperature liquid tank through the first liquid inlet.
3. The ink tube heating system of claim 2, including a drive device connected between the first liquid outlet and the first end of the heating tube interior, the drive device driving liquid from the first liquid outlet to the first end of the heating tube interior;
and/or the driving device is connected between the first liquid inlet and the second end of the inner cavity of the heating pipe, and drives liquid to flow from the second end of the inner cavity of the heating pipe to the first liquid inlet.
4. The ink tube heating system of claim 3, wherein the first liquid outlet and the first end of the inner cavity of the heat tube, and the first liquid inlet and the second end of the inner cavity of the heat tube are communicated through a pipe;
the driving device is a driving pump, and the driving pump is arranged on the pipeline between the first liquid outlet and the first end of the inner cavity of the heating pipe, and/or the pipeline between the first liquid inlet and the second end of the inner cavity of the heating pipe.
5. The ink tube heating system according to any one of claims 1 to 4, wherein the heating tube is a straight tube, and an outer wall surface of the heating tube and an outer wall surface of the ink tube are attached to each other;
or the heating pipe is a spiral pipe, and the heating pipe is coiled outside the ink pipe;
or, the heating pipe includes many branch pipes, many the branch pipe is end to end connection in proper order, and the interval is arranged the periphery of china ink pipe.
6. The ink tube heating system according to any one of claims 1 to 4, wherein a second liquid inlet and a second liquid outlet are provided on the constant-temperature liquid tank, a first electrically controlled valve is provided on the second liquid inlet, and a second electrically controlled valve is provided on the second liquid outlet;
a liquid level meter is arranged in the constant-temperature liquid tank, and the liquid level meter, the first electric control valve and the second electric control valve are electrically connected with the control device.
7. The ink tube heating system according to any one of claims 1 to 4, wherein the liquid in the constant-temperature liquid tank is water.
8. The ink tube heating system according to any one of claims 1 to 4, wherein there are a plurality of the ink tubes, and a plurality of the heating tubes are provided one on one outside of the plurality of ink tubes.
9. The ink tube heating system according to claim 8, wherein first ends of the inner cavities of the plurality of heating tubes are all communicated with the first liquid outlet of the constant-temperature liquid tank, and second ends of the inner cavities of the plurality of heating tubes are all communicated with the first liquid inlet of the constant-temperature liquid tank.
10. An ink tube heating method applied to the ink tube heating system according to any one of claims 1 to 9, the ink tube heating method comprising:
injecting liquid into the constant-temperature liquid tank;
controlling the actual liquid level in the constant-temperature liquid tank according to a preset liquid level;
controlling the actual liquid temperature in the constant-temperature liquid tank according to a preset temperature;
controlling a driving device to drive liquid in the constant-temperature liquid tank and liquid in the heating pipe to circularly flow;
the heating tube heats the ink tube.
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| CN202011126199.4A CN112248652A (en) | 2020-10-20 | 2020-10-20 | Ink tube heating system and ink tube heating method |
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| CN202011126199.4A CN112248652A (en) | 2020-10-20 | 2020-10-20 | Ink tube heating system and ink tube heating method |
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| CN112248652A true CN112248652A (en) | 2021-01-22 |
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| CN202011126199.4A Pending CN112248652A (en) | 2020-10-20 | 2020-10-20 | Ink tube heating system and ink tube heating method |
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