CN215491143U - Oxygen content monitoring and controlling device in automatic sintering kiln - Google Patents
Oxygen content monitoring and controlling device in automatic sintering kiln Download PDFInfo
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- CN215491143U CN215491143U CN202121720430.2U CN202121720430U CN215491143U CN 215491143 U CN215491143 U CN 215491143U CN 202121720430 U CN202121720430 U CN 202121720430U CN 215491143 U CN215491143 U CN 215491143U
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Abstract
The utility model discloses an oxygen content monitoring and controlling device in an automatic sintering kiln, which comprises a ground, wherein a base is arranged on the upper surface of the ground, a first heat-insulating layer is arranged on the upper surface of the base, a second heat-insulating layer is arranged on the inner side wall of the first heat-insulating layer, a third heat-insulating layer is arranged on the inner side wall of the second heat-insulating layer, heating wires are arranged on the inner side wall of the third heat-insulating layer, first temperature sensors are arranged on the inner side wall and the top wall of the third heat-insulating layer, and a conveying device is further arranged on the upper surface of the ground. The utility model has the beneficial effects that: be provided with first air duct and cooling device through the upper surface at first heat preservation and be connected with first air duct, can turn into cold air from the inside hot-air of third heat preservation, then transmit for oxygen gas detection appearance and detect, can prevent like this that oxygen gas detection appearance from detecting hot-air and taking place to damage.
Description
Technical Field
The utility model relates to the field of agricultural equipment, in particular to an oxygen content monitoring and controlling device in an automatic sintering kiln.
Background
The method is characterized in that a product blank is required to be placed into a sintering kiln to be fired in the production of a refractory material product, the oxygen content in the kiln is required to be controlled when some products are fired, the quality of the finally fired product is influenced when the oxygen content is too high or too low, the oxygen content in normal-temperature gas can only be measured by some conventional oxygen measuring devices, and if high-temperature gas is measured, the measuring devices are damaged, so that the problem is solved by providing an automatic monitoring and controlling device for the oxygen content in the sintering kiln.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides an oxygen content monitoring and controlling device in an automatic sintering kiln.
The purpose of the utility model is realized by the following technical scheme:
an oxygen content monitoring and controlling device in an automatic sintering kiln comprises a ground, wherein a base is arranged on the upper surface of the ground, a first heat-insulating layer is arranged on the upper surface of the base, a second heat-insulating layer is arranged on the inner side wall of the first heat-insulating layer, a third heat-insulating layer is arranged on the inner side wall of the second heat-insulating layer, heating wires are arranged on the inner side wall of the third heat-insulating layer, a first temperature sensor is arranged on the inner side wall and the top wall of the third heat-insulating layer, a conveying device is further arranged on the upper surface of the ground, a first air duct and a second air duct are arranged on the upper surface of the first heat-insulating layer, the first air duct and the second air duct are communicated with the inside of the third heat-insulating layer, a first fan is arranged on one side of the first heat-insulating layer and connected with the second air duct, and a cooling device is arranged on the other side of the first heat-insulating layer, the cooling device is communicated with the first air duct, an outlet of the cooling device is connected with an oxygen detector, the first air duct is connected with a first valve and a second fan, and a controller is installed on the side face of the first heat preservation layer.
According to a further technical scheme, the conveying device comprises guide rails connected to the surface of the ground, rollers are arranged on connecting shafts between the guide rails, and a placing plate is arranged on the connecting shafts connected with the rollers.
According to a further technical scheme, a third air duct is further arranged on the upper surface of the first heat-insulating layer and communicated with the inside of the third heat-insulating layer, and a second valve is arranged on the third air duct.
According to a further technical scheme, the cooling device comprises a cooling shell connected with a first air duct, a cooling pipe is arranged inside the cooling shell and connected with the first air duct, a second temperature sensor is arranged on the inner bottom wall of the cooling shell, a water inlet pipe is arranged on the upper surface of the cooling shell, a drain pipe is arranged at the bottom of the cooling shell, and a third valve is arranged on the drain pipe.
A filter screen is arranged at the inlet of the first fan.
The further technical scheme is that the first heat-insulating layer, the second heat-insulating layer and the third heat-insulating layer are in an arch shape.
The utility model has the following advantages:
according to the utility model, the first air duct is arranged on the upper surface of the first heat-insulating layer, the cooling device is connected with the first air duct, hot air from the inside of the third heat-insulating layer can be converted into cold air, and then the cold air is transmitted to the oxygen detector for detection, so that the damage caused by the detection of the hot air by the oxygen detector can be prevented, the external control can be injected into the third heat-insulating layer by the first fan, the oxygen content in the third heat-insulating layer is kept at a certain concentration, the pressure can be relieved inside the third heat-insulating layer through the second valve, the safety influence caused by the overlarge pressure in the third heat-insulating layer can be prevented, and the temperature in the third heat-insulating layer can be detected by the first temperature sensor arranged on the inner side wall of the third heat-insulating layer, so that the adverse influence caused by overhigh or overlow temperature on product firing can be prevented.
Drawings
FIG. 1 is a schematic view of the overall structure of the oxygen content detection device of the present invention.
Fig. 2 is a schematic view of the internal structure of the cooling device of the present invention.
In the figure, 1, the ground; 2. a base; 3. a first insulating layer; 4. a second insulating layer; 5. a third insulating layer; 6. placing the plate; 7. a guide rail; 8. a roller; 9. heating wires; 10. a first temperature sensor; 11. a first air duct; 12. a first valve; 13. a third air duct; 14. a second valve; 15. a second air duct; 16. a controller; 17. a first fan; 18. a filter screen; 19. a second fan; 20. a cooling device; 201. a cooling tube; 202. cooling the housing; 203. a water inlet pipe; 204. a drain pipe; 205. a third valve; 206. a second temperature sensor; 21. an oxygen detector.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to 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. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the figures 1-2 of the drawings,
an oxygen content monitoring and controlling device in an automatic sintering kiln comprises a ground 1, a base 2 is arranged on the upper surface of the ground 1, a first heat-insulating layer 3 is arranged on the upper surface of the base 2, a second heat-insulating layer 4 is arranged on the inner side wall of the first heat-insulating layer 3, a third heat-insulating layer 5 is arranged on the inner side wall of the second heat-insulating layer 4, the first heat-insulating layer 3, the second heat-insulating layer 4 and the third heat-insulating layer 5 are in an arch shape, heating wires 9 are arranged on the inner side wall of the third heat-insulating layer 5, first temperature sensors 10 are arranged on the inner side wall and the top wall of the third heat-insulating layer 5, a conveying device is further arranged on the upper surface of the ground 1, a third air duct 13 is further arranged on the upper surface of the first heat-insulating layer 3, the third air duct 13 is communicated with the inside of the third heat-insulating layer 5, a second valve 14 is arranged on the third air duct 13, a first air duct 11 and a second air duct 15 are arranged on the upper surface of the first heat-insulating layer 3, the first air duct 11 and the second air duct 15 are both communicated with the inside of the third heat-insulating layer 5, a first fan 17 is arranged on one side of the first heat-insulating layer 3, the first fan 17 is connected with the second air duct 15, a filter screen 18 is arranged at an inlet of the first fan 17, the filter screen 18 can prevent dust of outside air from entering the inside of the third heat-insulating layer 5, a cooling device 20 is arranged on the other side of the first heat-insulating layer 3, the cooling device 20 is communicated with the first air duct 11, an outlet of the cooling device 20 is connected with an oxygen detector 21, the first air duct 11 is connected with a first valve 12 and a second fan 19, and a controller 16 is arranged on the side surface of the first heat-insulating layer 3; can detect the inside temperature of third heat preservation 5 through first temperature sensor 10, thereby give controller 16 signal transmission, whether control heater strip 9 through controller 16 carries out work, make the inside temperature of third heat preservation 5 reach the temperature that is fit for firing, second valve 14 on third air duct 13 and the third air duct 13 of 3 upper surfaces of first heat preservation setting can carry out the pressure release to 5 insides of third heat preservation when the inside gas pressure of third heat preservation is big, prevent that 5 insides of third heat preservation from causing the safety impact because pressure is too big, through first heat preservation 3, the inside heat of assurance third heat preservation 5 that can furthest is not leaked in the combined type connection of second heat preservation 4 and third heat preservation 5.
The conveying device comprises guide rails 7 connected to the upper surface of the ground 1, rollers 8 are arranged on connecting shafts between the guide rails 7, and a placing plate 6 is arranged on the connecting shafts connected with the rollers 8; place 6 upper surfaces of board and can place the product of being about to fire, roll the work piece business turn over that conveniently fires on guide rail 7 through gyro wheel 8, improve work efficiency, the connecting axle between the guide rail 7 rotates with guide rail 7 to be connected, the connecting axle with place board 6 and carry out fixed connection.
The cooling device 20 comprises a cooling shell 202 connected with the first air duct 11, a cooling pipe 201 is arranged inside the cooling shell 202, the cooling pipe 201 is connected with the first air duct 11, a second temperature sensor 206 is arranged on the inner bottom wall of the cooling shell 202, a water inlet pipe 203 is arranged on the upper surface of the cooling shell 202, a water outlet pipe 204 is arranged at the bottom of the cooling shell 202, and a third valve 205 is arranged on the water outlet pipe 204; the first valve 12 is opened at regular intervals and the second fan 19 is started to draw out a certain amount of hot air from the inside of the third insulating layer 5 under the control of the controller 16, the high-temperature gas can exchange heat with water in the cooling shell 202 through the cooling pipe 201, so that the hot air is changed into cold air or normal-temperature air, and then the air is sent to the oxygen detector 21 for detection, thereby preventing the oxygen detector 21 from being damaged due to overhigh air temperature, the temperature of the water in the cooling shell 202 can be detected by the second temperature sensor 206 arranged on the bottom wall of the cooling shell 202, when the temperature of the water is overhigh, the water is drained by opening the third valve 205, and new cooling water is injected through the water inlet pipe 203.
The working process of the utility model is as follows: when the baking oven is used, firstly, a product to be baked is placed on the upper surface of the placing plate 6, the product is conveyed into the third heat-insulating layer 5 through the rotation of the guide rail 7, the sealing door is closed, the heating wire 9 is started through the controller 16 to heat the interior of the third heat-insulating layer 5, the product is heated to a certain temperature and then is detected through the first temperature sensor 10, the temperature of the interior of the third heat-insulating layer 5 is enabled to be the temperature suitable for baking, the first valve 12 is opened through the controller 16 and the second fan 19 is started at intervals, after a certain amount of hot air in the third heat-insulating layer 5 is pumped out through the second fan 19, the hot air enters the cooling device 20 to be cooled, the cooled air is conveyed to the oxygen detector 21, the oxygen detector 21 detects the oxygen content in the air, when the oxygen content is detected to be too low, the first fan 17 is started to enable the external oxygen to enter the interior of the third heat-insulating layer 5 through the second air duct 15, make 5 inside oxygen contents of third heat preservation reach the concentration that is fit for firing, along with entering into the increase of 5 inside oxygen of third heat preservation through second air duct 15, the inside gas pressure of third heat preservation increases, opens when second valve 14 after certain degree in the main road and carries out the pressure release.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an oxygen content monitoring control device in automatic sintering kiln, includes ground (1), its characterized in that: the upper surface of the ground (1) is provided with a base (2), the upper surface of the base (2) is provided with a first heat preservation layer (3), the inner side wall of the first heat preservation layer (3) is provided with a second heat preservation layer (4), the inner side wall of the second heat preservation layer (4) is provided with a third heat preservation layer (5), the inner side wall of the third heat preservation layer (5) is provided with a heating wire (9), the inner side wall and the top wall of the third heat preservation layer (5) are provided with first temperature sensors (10), the upper surface of the ground (1) is also provided with a transportation device, the upper surface of the first heat preservation layer (3) is provided with a first air duct (11) and a second air duct (15), the first air duct (11) and the second air duct (15) are both communicated with the inside of the third heat preservation layer (5), one side of the first heat preservation layer (3) is provided with a first fan (17), and first fan (17) are connected with second air duct (15), the opposite side of first heat preservation (3) is provided with cooling device (20), cooling device (20) and first air duct (11) intercommunication, the exit linkage of cooling device (20) has oxygen gas detection appearance (21), be connected with first valve (12) and second fan (19) on first air duct (11), the side-mounting of first heat preservation (3) has controller (16).
2. The monitoring and control device for the oxygen content in the automatic sintering kiln according to claim 1, characterized in that: the conveying device comprises guide rails (7) connected to the upper surface of the ground (1), rollers (8) are arranged on connecting shafts between the guide rails (7), and a placing plate (6) is arranged on the connecting shafts connected with the rollers (8).
3. The monitoring and control device for the oxygen content in the automatic sintering kiln according to claim 1, characterized in that: the upper surface of first heat preservation (3) still is provided with third air duct (13), and third air duct (13) and the inside intercommunication of third heat preservation (5), be provided with second valve (14) on third air duct (13).
4. The monitoring and control device for the oxygen content in the automatic sintering kiln according to claim 1, characterized in that: cooling device (20) include cooling casing (202) of being connected with first air duct (11), the inside of cooling casing (202) is provided with cooling tube (201), and cooling tube (201) are connected with first air duct (11), the interior diapire of cooling casing (202) is provided with second temperature sensor (206), the upper surface of cooling casing (202) is provided with inlet tube (203), cooling casing (202) bottom is provided with drain pipe (204), be equipped with third valve (205) on drain pipe (204).
5. The monitoring and control device for the oxygen content in the automatic sintering kiln according to claim 3, characterized in that: and a filter screen (18) is arranged at the inlet of the first fan (17).
6. The monitoring and control device for the oxygen content in the automatic sintering kiln according to claim 1, characterized in that: the first heat-insulating layer (3), the second heat-insulating layer (4) and the third heat-insulating layer (5) are in an arch shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121720430.2U CN215491143U (en) | 2021-07-27 | 2021-07-27 | Oxygen content monitoring and controlling device in automatic sintering kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121720430.2U CN215491143U (en) | 2021-07-27 | 2021-07-27 | Oxygen content monitoring and controlling device in automatic sintering kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215491143U true CN215491143U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121720430.2U Active CN215491143U (en) | 2021-07-27 | 2021-07-27 | Oxygen content monitoring and controlling device in automatic sintering kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215491143U (en) |
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2021
- 2021-07-27 CN CN202121720430.2U patent/CN215491143U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450000 Gou Tang Zhen Jiu Long Cun, Xinmi City, Zhengzhou City, Henan Province Patentee after: Zhengzhou Lisheng New Material Technology Co.,Ltd. Address before: 450000 Gou Tang Zhen Jiu Long Cun, Xinmi City, Zhengzhou City, Henan Province Patentee before: Zhengzhou Lisheng thermal insulation material Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |