CN219996380U - Rotary kiln carcass temperature measuring device - Google Patents
Rotary kiln carcass temperature measuring device Download PDFInfo
- Publication number
- CN219996380U CN219996380U CN202321706920.6U CN202321706920U CN219996380U CN 219996380 U CN219996380 U CN 219996380U CN 202321706920 U CN202321706920 U CN 202321706920U CN 219996380 U CN219996380 U CN 219996380U
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- movable sleeve
- rotary kiln
- kiln
- measuring device
- temperature measuring
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- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000004323 axial length Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000009529 body temperature measurement Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000036760 body temperature Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a rotary kiln carcass temperature measuring device, which relates to the technical field of rotary kiln temperature measurement and comprises a kiln shell, a kiln liner arranged in the kiln shell, a thermocouple, a fixed sleeve, a movable sleeve and a heat conducting block, wherein the kiln shell and the kiln liner are provided with prefabricated holes, the fixed sleeve is preset in the prefabricated holes, the movable sleeve is connected with the fixed sleeve through internal threads, one end of the movable sleeve is provided with the heat conducting block, the middle part of the heat conducting block is provided with a positioning hole, a 3-5 mm distance is reserved between the bottom wall of the positioning hole and the surface of one side, far away from the movable sleeve, of the heat conducting block, the thermocouple is arranged in the movable sleeve, and one end of the thermocouple is inserted into the positioning hole. According to the utility model, the thermocouple, the fixed sleeve, the movable sleeve and the heat conducting block are arranged, so that the thermocouple can rotate along with the rotary kiln body, the temperature in the rotary kiln body is directly detected, an accurate measurement result is obtained, the thermocouple can be protected, and the thermocouple is prevented from contacting with materials in the rotary kiln body.
Description
Technical Field
The utility model relates to the technical field of rotary kiln temperature measurement, in particular to a rotary kiln carcass temperature measuring device.
Background
The rotary kiln is a production kiln widely used in cement, chemical industry, metallurgy, refractory material and other industries, and the distribution of an axial temperature field in the kiln is the most important reaction parameter and is closely related to the quality stability of a sintered product, so that the temperature in the kiln needs to be monitored. Because the rotary kiln is a rotary calcining kiln, direct temperature measurement cannot be performed. At present, the surface of a rotating rotary kiln body is mainly scanned and measured by a scanner.
In the prior art, a temperature measuring device for a rotary kiln is disclosed in chinese patent 201420527531.1, in which a scanner is installed at the top of the outer body of the rotary kiln and scans the temperature of the surface of the rotary kiln body by the scanner, however, the temperature measuring method cannot directly measure the temperature in the rotary kiln body, only can indirectly estimate the temperature outside the rotary kiln body by measuring the temperature outside the rotary kiln body, and the temperature measuring method can cause a larger measured temperature error and cannot obtain an accurate measurement result.
Disclosure of Invention
The utility model aims to provide a rotary kiln carcass temperature measuring device which is used for solving the technical problems.
The technical scheme adopted by the utility model is as follows:
the utility model provides a rotary kiln carcass temperature measuring device, includes kiln shell and locates kiln liner in the kiln shell, still includes thermocouple, fixed cover, movable sleeve and heat conduction piece, the kiln shell with all seted up the prefabricated hole on the kiln liner, the fixed cover is preset in the prefabricated downthehole, the inside threaded connection of fixed cover has the movable sleeve, the one end of movable sleeve is equipped with the heat conduction piece, the locating hole has been seted up at the middle part of heat conduction piece, the locating hole diapire with the heat conduction piece is kept away from have 3~5 mm's interval between the one side surface of movable sleeve, the thermocouple is located in the movable sleeve, just the one end of thermocouple inserts in the locating hole.
Preferably, the fixing sleeve is fixedly arranged in the prefabricated hole, an inner threaded part and a smooth part are arranged on the inner peripheral wall of the fixing sleeve, an outer threaded part is arranged on the outer peripheral wall of the other end of the movable sleeve, and the outer threaded part is matched with the inner threaded part.
Preferably, the axial length of the movable sleeve is smaller than the axial length of the fixed sleeve.
As a further preference, the peripheral wall of the heat conducting block is in interference fit with the smooth portion in the fixing sleeve.
Preferably, the outer diameter of the heat conducting block is equal to the outer diameter of one end of the movable sleeve.
Preferably, the distance between the bottom wall of the positioning hole and the surface of one side of the heat conducting block far away from the movable sleeve is 5mm.
Preferably, a limiting block is arranged at the other end of the movable sleeve, a cross-shaped notch is formed in the limiting block, and the diameter of the limiting block is larger than the inner diameter of the fixed sleeve.
As further preferable, the middle part of the limiting block is provided with a round hole, and the round hole is communicated with the inner cavity of the movable sleeve.
The technical scheme has the following advantages or beneficial effects:
according to the utility model, the thermocouple, the fixed sleeve, the movable sleeve and the heat conducting block are arranged, so that the thermocouple can rotate along with the rotary kiln body, the temperature in the rotary kiln body is directly detected, an accurate measurement result is obtained, the thermocouple can be protected, and the thermocouple is prevented from contacting with materials in the rotary kiln body.
Drawings
FIG. 1 is a schematic diagram of the structure of a rotary kiln carcass temperature measuring device after installation;
FIG. 2 is a schematic diagram of a rotary kiln carcass temperature measuring device according to the present utility model;
FIG. 3 is an exploded view of the rotary kiln carcass temperature measuring device of the present utility model;
fig. 4 is a second schematic explosion diagram of the rotary kiln carcass temperature measuring device in the present utility model.
In the figure: 1. a thermocouple; 2. a fixed sleeve; 3. a movable sleeve; 4. a heat conduction block; 5. an internal thread portion; 6. an external thread portion; 7. a limiting block; 8. a cross groove; 9. a round hole; 10. an internal thread portion; 11. a kiln shell; 12. a kiln liner; 13. a rotary kiln carcass temperature measuring device.
Description of the embodiments
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
FIG. 1 is a schematic diagram of the structure of a rotary kiln carcass temperature measuring device after installation; FIG. 2 is a schematic diagram of a rotary kiln carcass temperature measuring device according to the present utility model; FIG. 3 is an exploded view of the rotary kiln carcass temperature measuring device of the present utility model; fig. 4 is a schematic explosion diagram of a rotary kiln body temperature measuring device according to the present utility model, please refer to fig. 1 to 4, which shows a preferred embodiment, and the rotary kiln body temperature measuring device shown includes a kiln shell 11 and a kiln liner 12 disposed in the kiln shell 11, the rotary kiln body temperature measuring device 13 includes a thermocouple 1, a fixed sleeve 2, a movable sleeve 3 and a heat conducting block 4, prefabricated holes are formed on the kiln shell 11 and the kiln liner 12, the fixed sleeve 2 is preset in the prefabricated holes, the movable sleeve 3 is connected with internal threads of the fixed sleeve 2, one end of the movable sleeve 3 is provided with the heat conducting block 4, a positioning hole is formed in the middle of the heat conducting block 4, a distance of 3-5 mm is provided between the bottom wall of the positioning hole and one side surface of the heat conducting block 4 away from the movable sleeve 3, the thermocouple 1 is disposed in the movable sleeve 3, and one end of the thermocouple 1 is inserted into the positioning hole. In this embodiment, referring to fig. 1, the rotary kiln body includes a kiln shell 11 and a kiln liner 12 disposed in the kiln shell 11, where the prefabricated holes may be pre-opened on the kiln shell 11 and the kiln liner 12, and the number of the prefabricated holes may be preset as required. The fixing sleeve 2 can be fixedly arranged in the prefabricated hole, and the axial length of the fixing sleeve 2 is smaller than that of the prefabricated hole, wherein an inner threaded portion 105 is arranged on the inner peripheral wall of one end of the fixing sleeve 2, and the inner peripheral wall of the other end is a smooth portion. One end surface of the fixed sleeve 2 is positioned at the inner side of the prefabricated hole, an external thread part 6 is arranged on the peripheral wall of the other end of the movable sleeve 3, and the external thread part 6 is matched with the internal thread part 105 to realize threaded connection between the movable sleeve 3 and the fixed sleeve 2. The inner diameter of one end of the fixed sleeve 2 can be slightly larger than the inner diameter of the other end of the fixed sleeve 2, and the inner diameter of the other end of the same movable sleeve 3 can be slightly larger than the inner diameter of one end of the movable sleeve 3, so that the heat conducting block 4 can conveniently enter. When the movable sleeve 3 is arranged in place in the fixed sleeve 2, at least part of the heat conducting block 4 at the moment extends out of the fixed sleeve 2 and enters the inner side of the kiln liner 12, and one end of the thermocouple 1 is inserted into the positioning hole, so that the temperature of the inner side of the kiln liner 12 can be detected, and an accurate measurement result can be obtained.
The movable sleeve 3 is detachably connected with the fixed sleeve 2, so that the movable sleeve 3 and the thermocouple 1 on the inner side can be conveniently installed or replaced.
Wherein the heat conducting block 4 is made of a heat conducting material, such as a synthetic graphite material.
Further, as a preferred embodiment, the axial length of the movable sleeve 3 is smaller than the axial length of the fixed sleeve 2. Wherein the sum of the axial length of the movable sleeve 3 and the axial length of the heat conducting block 4 is larger than the axial length of the fixed sleeve 2.
Further, as a preferred embodiment, the outer peripheral wall of the heat conducting block 4 is interference fit with the smooth portion in the fixing sleeve 2. The outer diameter of the heat conducting block 4 is equal to the outer diameter of one end of the movable sleeve 3. Referring to fig. 3 to 4, the outer surface of one end of the movable sleeve 3 is a smooth portion so as to move inside the fixed sleeve 2. The heat conducting block 4 is in interference fit with the fixed sleeve 2, and materials attached to the outer peripheral surface of the heat conducting block 4 can be removed from entering the fixed sleeve 2 in the process that the movable sleeve 3 drives the heat conducting block 4 to axially move.
Further, as a preferred embodiment, the distance between the bottom wall of the positioning hole and the surface of the heat conducting block 4 on the side far away from the movable sleeve 3 is 5mm. In this embodiment, the interval between locating hole diapire and the heat conduction piece 4 one side surface of keeping away from movable sleeve 3 can be selected as required, sets up the interval and can avoid thermocouple 1's one end and material contact and thermocouple 1 to damage, can realize the protection to thermocouple 1. The thermocouple 1 can be connected to an external device for reading the detected temperature information.
Further, as a preferred embodiment, the other end of the movable sleeve 3 is provided with a limiting block 7, the limiting block 7 is provided with a cross-shaped notch, and the diameter of the limiting block 7 is larger than the inner diameter of the fixed sleeve 2. In this embodiment, after the movable sleeve 3 is installed in place, one side of the stopper 7 abuts against the surface of one end of the fixed sleeve 2.
Further, as a preferred embodiment, the middle part of the limiting block 7 is provided with a round hole 9, and the round hole 9 is communicated with the inner cavity of the movable sleeve 3. Wherein, the round hole 9 is used for installing the thermocouple 1, so that the thermocouple 1 enters the inner side of the movable sleeve 3 and enters the positioning hole.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.
Claims (8)
1. The utility model provides a rotary kiln carcass temperature measuring device, includes kiln shell and locates kiln liner in the kiln shell, its characterized in that still includes thermocouple, fixed cover, movable sleeve and heat conduction piece, the kiln shell with the prefabricated hole has all been seted up on the kiln liner, the fixed cover is preset in the prefabricated downthehole, the inside threaded connection of fixed cover has the movable sleeve, the one end of movable sleeve is equipped with the heat conduction piece, the locating hole has been seted up at the middle part of heat conduction piece, the locating hole diapire with the heat conduction piece is kept away from have 3~5 mm's interval between the one side surface of movable sleeve, the thermocouple is located in the movable sleeve, just the one end of thermocouple inserts in the locating hole.
2. The rotary kiln carcass temperature measuring device as claimed in claim 1, wherein the fixed sleeve is fixedly arranged in the prefabricated hole, an inner thread part and a smooth part are arranged on the inner peripheral wall of the fixed sleeve, an outer thread part is arranged on the outer peripheral wall of the other end of the movable sleeve, and the outer thread part is matched with the inner thread part.
3. The rotary kiln carcass temperature measuring device as defined in claim 1, wherein the axial length of the movable sleeve is smaller than the axial length of the fixed sleeve.
4. The rotary kiln carcass temperature measuring device as claimed in claim 2, wherein the outer peripheral wall of the heat conducting block is in interference fit with the smooth portion in the fixed sleeve.
5. The rotary kiln carcass temperature measuring device as claimed in claim 1, wherein the outer diameter of the heat conducting block is equal to the outer diameter of one end of the movable sleeve.
6. The rotary kiln carcass temperature measuring device as claimed in claim 1, wherein the distance between the bottom wall of the positioning hole and the surface of the side of the heat conducting block away from the movable sleeve is 5mm.
7. The rotary kiln carcass temperature measuring device as claimed in claim 1, wherein a limiting block is arranged at the other end of the movable sleeve, a cross-shaped notch is formed in the limiting block, and the diameter of the limiting block is larger than the inner diameter of the fixed sleeve.
8. The rotary kiln carcass temperature measuring device as claimed in claim 7, wherein the middle part of the limiting block is provided with a round hole, and the round hole is communicated with the inner cavity of the movable sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321706920.6U CN219996380U (en) | 2023-07-03 | 2023-07-03 | Rotary kiln carcass temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321706920.6U CN219996380U (en) | 2023-07-03 | 2023-07-03 | Rotary kiln carcass temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219996380U true CN219996380U (en) | 2023-11-10 |
Family
ID=88607477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321706920.6U Active CN219996380U (en) | 2023-07-03 | 2023-07-03 | Rotary kiln carcass temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219996380U (en) |
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2023
- 2023-07-03 CN CN202321706920.6U patent/CN219996380U/en active Active
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