CN214372980U - Cut-tobacco drier cylinder wall temperature on-line measuring device - Google Patents
Cut-tobacco drier cylinder wall temperature on-line measuring device Download PDFInfo
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- CN214372980U CN214372980U CN202022844255.XU CN202022844255U CN214372980U CN 214372980 U CN214372980 U CN 214372980U CN 202022844255 U CN202022844255 U CN 202022844255U CN 214372980 U CN214372980 U CN 214372980U
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Abstract
The utility model provides an on-line detection device for the temperature of a cylinder wall of a cut-tobacco drier, which consists of a cut-tobacco drier cylinder and an electric control cabinet, wherein a thin plate is arranged inside the cut-tobacco drier cylinder, a thermocouple is arranged on the thin plate, a rotary joint is connected with the cut-tobacco drier cylinder through a pipeline, the surface of the pipeline is provided with a conductive slip ring, the conductive slip ring comprises a slip ring rotor and a slip ring stator, the slip ring rotor is connected with the thermocouple through a rotary lead, the slip ring stator is connected with a temperature transmitter through a static lead, the temperature transmitter is arranged inside the electric control cabinet, the temperature transmitter is in communication connection with a PLC (programmable logic controller), the PLC is in communication connection with a display screen, the thermocouple detects the temperature of the cylinder wall, the thermocouple transmits a signal to the temperature transmitter through the conductive slip ring, the temperature transmitter outputs the signal to the PLC, the PLC transmits the signal to the display screen, and the display screen displays the temperature of the cylinder wall, the device can directly collect the temperature of the cylinder wall of the cut tobacco dryer and is not influenced by the saturation of steam, the pressure of condensed water and the like.
Description
Technical Field
The utility model relates to a cigarette system silk technical field particularly, relates to a cut tobacco dryer barrel wall temperature on-line measuring device.
Background
The cut tobacco drying machine is an important device on a cigarette cut tobacco making line, and a heat exchange plate arranged on the inner wall of a drying cylinder heats cut tobacco and plays a role of a lifting plate in the rotating process of a roller of the cut tobacco drying machine, so that the cut tobacco falls down by self weight after being lifted, the contact surface of the cut tobacco and air flow is increased to improve the drying speed, and the cut tobacco is dehydrated and shaped.
The temperature of the heat exchange plate on the inner wall of the drying cylinder (cylinder wall temperature for short) directly influences key process quality indexes such as moisture, bending degree and the like of the cut tobacco. However, because the drum rotates continuously, the temperature of the drum wall cannot be directly acquired, in actual detection, the temperature of the drum wall is usually reflected by the return water temperature of the rotary joint, and because the return water temperature of the rotary joint is influenced by faults of water carrying by steam, seasonal variation and condensed water drainage, the measured temperature is indirectly measured, the phenomenon that the difference value and time are asynchronous exists between the measured temperature of the drum wall and the actual temperature of the drum wall exists, and the return water temperature cannot accurately reflect the temperature of the drum wall in many times, so that the difficulty in controlling the temperature of the drum wall is caused, and the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a cut tobacco dryer barrel wall temperature on-line measuring device aims at solving the problem of the accurate reaction section of thick bamboo wall temperature of traditional detection cut tobacco dryer barrel wall temperature's device.
In order to achieve the above object, the utility model provides a following scheme:
an on-line detection device for the temperature of the cylinder wall of a cut tobacco dryer comprises,
the device comprises a tobacco dryer roller, a thin plate, a thermocouple, a rotary joint, a conductive slip ring and a cooling fan, wherein the thin plate is arranged on the wall of the tobacco dryer roller, the rotary joint is arranged on one side of the tobacco dryer roller and is connected with the tobacco dryer roller through a pipeline, the conductive slip ring is arranged on the surface of the pipeline and comprises a slip ring rotor and a slip ring stator, and the slip ring rotor is connected with the thermocouple through a rotary lead;
the temperature transmitter is arranged in the electric control cabinet and is connected with the slip ring stator through a static wire, the temperature transmitter is in communication connection with the PLC, the PLC is in communication connection with the display screen, and the display screen is arranged on the door body of the electric control cabinet.
In one embodiment of the present invention, the thermocouple range is-20 ℃ to 200 ℃.
In an embodiment of the present invention, the sheath material adopted by the rotary wire is any one of silicone rubber and fluoroplastic.
In an embodiment of the present invention, the conductive slip ring is a cylindrical conductive slip ring, and an inner diameter of the conductive slip ring is greater than an outer diameter of the pipe.
In an embodiment of the present invention, the thermocouples are uniformly distributed on the thin plate.
The utility model has the advantages that:
1. the device is not influenced by steam saturation, condensate water pressure and the like, can directly acquire the cylinder wall temperature of the cut tobacco dryer, and is more direct and accurate than the original backwater temperature acquisition method;
2. the cylinder wall temperature multi-point detection is carried out by arranging a plurality of thermocouple pairs on the thin plate of the cylinder wall of the cut tobacco dryer, so that the temperature distribution of the cylinder wall can be reflected;
3. the device is used for collecting temperature and providing a data basis for sectional control and optimized control of the roller cut tobacco drying;
drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of an on-line detection device for cylinder wall temperature of cut tobacco dryer provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of an online detection device for cylinder wall temperature of cut tobacco dryer provided by the embodiment of the present invention.
In the figure: 1-a cylinder of a cut tobacco drier; 101-thin plate of cylinder wall of tobacco dryer; 102-a rotary joint; 103-conductive slip rings; 104-a thermocouple; 105-rotating the wire; 1030-slip ring rotor; 1031-slip ring stator; 106-a pipeline; 2, an electric control cabinet; 201-temperature transmitter; 202-a PLC controller; 203-display screen; 204-stationary conductor; 205-door body.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Examples
Referring to fig. 1-2, the present invention provides a technical solution: an on-line detection device for the temperature of the cylinder wall of a cut tobacco dryer comprises,
the temperature signal acquisition device comprises a dryer roller 1, wherein a thin plate 101 is arranged on the wall of the dryer roller 1, a thermocouple 104 is arranged on the thin plate 101, the thermocouple 104 is used for detecting the temperature of the wall of the dryer roller 1, a rotary joint 102 is arranged on one side of the dryer roller 1, the rotary joint 102 is connected with the dryer roller 1 through a pipeline 106, a conductive slip ring 103 is arranged on the surface of the pipeline 106, the conductive slip ring 103 can adapt to the rotation of the dryer roller 1, the conductive slip ring 103 comprises a slip ring rotor 1030 and a slip ring stator 1031, the slip ring rotor 1030 is connected with the thermocouple 104 through a rotary lead, the thermocouple 104 transmits the acquired temperature signal to the slip ring rotor 1030, the slip ring rotor 1030 transmits the temperature signal to the slip ring stator 1031, and the temperature signal can reach 200 ℃ inside the dryer roller 1, so that the rotary lead 105, the thermocouple 104 and the conductive slip ring 103 have the characteristic of high temperature resistance;
automatically controlled cabinet 2, automatically controlled cabinet 2 inside is provided with temperature transmitter 201, temperature transmitter 201 is connected with slip ring stator 1031 through static wire 204, temperature transmitter 201 and PLC controller 202 communication connection, PLC controller 202 and display screen 203 communication connection, display screen 203 sets up on automatically controlled cabinet 2's the door body 205, the door body 205 is articulated with automatically controlled cabinet 2 one side, slip ring stator 1031 passes to temperature transmitter 201 with temperature signal, temperature transmitter 201 passes to PLC controller 202 with temperature signal, PLC controller 202 passes to the display screen 203 with temperature signal, the user can follow the real-time temperature of the 1 section of thick bamboo wall of 1 section of thick bamboo of silk dryer cylinder on the display screen 203 audio-visually.
In this embodiment, the thermocouple 104 has a range of-20 deg.C to 200 deg.C, so that the thermocouple 104 can stably operate at a high temperature of 200 deg.C for a long period of time.
In this embodiment, the sheath material of the rotary wire 105 is silicone rubberGlue and glueAny one of the fluoroplastics allows the rotating wire 105 to operate stably for a long period of time at a high temperature of 200 c.
In this embodiment, the conductive slip ring 103 is a cylindrical conductive slip ring, the inner diameter of the conductive slip ring 103 is larger than the outer diameter of the pipe 106, and in this embodiment, the inner diameter of the conductive slip ring 103 is 50mm larger than the outer diameter of the pipe 106, so that the conductive slip ring 103 can be conveniently mounted on the surface of the pipe 106.
In this embodiment, the thermocouples 104 are uniformly distributed on the thin plate 101, and can detect the temperature of the cylinder wall of the cylinder 1 of the tobacco dryer at multiple points.
The working principle of the on-line detection device for the cylinder wall temperature of the cut tobacco dryer is as follows: through set up a plurality of thermocouples 104 on cut-tobacco drier cylinder 1 sheet metal 101 can be to carrying out section of thick bamboo wall temperature multiple spot detection, thermocouple 104 transmits the temperature signal who gathers to slip ring rotor 1030, slip ring rotor 1030 can rotate along with cut-tobacco drier cylinder 1, avoid rotatory wire 105 winding, slip ring rotor 1030 transmits temperature signal to slip ring stator 1031 simultaneously, slip ring stator 1031 passes temperature signal to temperature transmitter 201, temperature transmitter 201 passes temperature signal to PLC controller 202, PLC controller 202 passes temperature signal to and passes to display screen 203, the user can follow the real-time temperature of audio-visual observation cut-tobacco drier cylinder 1 section of thick bamboo wall on display screen 203.
It should be noted that the specific model specifications of the conductive slip ring 103, the thermocouple 104, the temperature transmitter 201, and the PLC controller 202 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The power supply and the principle of the conductive slip ring 103, the thermocouple 104, the temperature transmitter 201 and the PLC controller 202 are clear to those skilled in the art and will not be described in detail herein.
The preferred embodiments of the present invention are not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a cut-tobacco drier cylinder wall temperature on-line measuring device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the device comprises a dryer roller (1), wherein a thin plate (101) is arranged on the wall of the dryer roller (1), a thermocouple (104) is arranged on the thin plate (101), a rotary joint (102) is arranged on one side of the dryer roller (1), the rotary joint (102) is connected with the dryer roller (1) through a pipeline (106), a conductive slip ring (103) is arranged on the surface of the pipeline (106), the conductive slip ring (103) comprises a slip ring rotor (1030) and a slip ring stator (1031), and the slip ring rotor (1030) is connected with the thermocouple (104) through a rotary lead;
the temperature sensor comprises an electric control cabinet (2), wherein a temperature transmitter (201) is arranged inside the electric control cabinet (2), the temperature transmitter (201) is connected with a slip ring stator (1031) through a static lead (204), the temperature transmitter (201) is in communication connection with a PLC (programmable logic controller) (202), the PLC (202) is in communication connection with a display screen (203), and the display screen (203) is arranged on a door body (205) of the electric control cabinet (2).
2. The on-line detection device for the cylinder wall temperature of the cut-tobacco drier as claimed in claim 1, wherein: the measuring range of the thermocouple (104) is-20 ℃ to 200 ℃.
3. The on-line detection device for the cylinder wall temperature of the cut-tobacco drier as claimed in claim 1, wherein: the sheath material that rotatory wire (105) adopted is any one of silicon rubber and fluoroplastics.
4. The on-line detection device for the cylinder wall temperature of the cut-tobacco drier as claimed in claim 1, wherein: the conductive slip ring (103) is a cylindrical conductive slip ring, and the inner diameter of the conductive slip ring (103) is larger than the outer diameter of the pipeline (106).
5. The on-line detection device for the cylinder wall temperature of the cut-tobacco drier as claimed in claim 1, wherein: the thermocouples (104) are uniformly distributed on the thin plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022844255.XU CN214372980U (en) | 2020-12-01 | 2020-12-01 | Cut-tobacco drier cylinder wall temperature on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022844255.XU CN214372980U (en) | 2020-12-01 | 2020-12-01 | Cut-tobacco drier cylinder wall temperature on-line measuring device |
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| CN214372980U true CN214372980U (en) | 2021-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226925A (en) * | 2022-07-18 | 2022-10-25 | 红云红河烟草(集团)有限责任公司 | Monitoring method for steam quality stability of sheet cut-tobacco drier, storage medium and application |
-
2020
- 2020-12-01 CN CN202022844255.XU patent/CN214372980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226925A (en) * | 2022-07-18 | 2022-10-25 | 红云红河烟草(集团)有限责任公司 | Monitoring method for steam quality stability of sheet cut-tobacco drier, storage medium and application |
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