CN210603641U - Coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device - Google Patents
Coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device Download PDFInfo
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- CN210603641U CN210603641U CN201921076709.4U CN201921076709U CN210603641U CN 210603641 U CN210603641 U CN 210603641U CN 201921076709 U CN201921076709 U CN 201921076709U CN 210603641 U CN210603641 U CN 210603641U
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- coal gangue
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- transfer rod
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Abstract
The utility model provides a coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device, which comprises a heat transfer rod, a thermoelectric generation piece, a wireless temperature measuring device, a data recorder and a computer, wherein the heat transfer rod is a closed hollow cylindrical structure body, water is arranged in the heat transfer rod, and the outer wall of the upper end is provided with a radiating fin; the wireless temperature measuring device comprises a host, a temperature sensor and a wireless transmitter, wherein the host and the thermoelectric generation piece are respectively arranged on the outer side wall of the heat transfer rod, the temperature sensor is arranged on the outer wall of the bottom end of the heat transfer rod, and the wireless transmitter is arranged on the host; the power supply end and the battery electric connection of host computer, thermoelectric generation piece and battery electric connection realize wireless connection between data record appearance and the wireless temperature measuring device, data record appearance and computer electric connection, the utility model discloses a set up low boiling low pressure water in heat transfer stick inside and reduce the inside temperature of gangue, can the inside temperature of real-time supervision gangue simultaneously, prevent that the gangue from taking place the spontaneous combustion.
Description
Technical Field
The utility model relates to a prevent gangue spontaneous combustion field, especially a prevent gangue spontaneous combustion and gangue temperature monitoring devices.
Background
Coal gangue is solid waste discharged in the coal mining process, and the coal gangue stockpiled in China is more than 30 hundred million tons. The coal gangue accumulated in the open air is eroded by the external environment all the year round, and the internal chemical components are decomposed to generate a large amount of heavy metal ions. When the internal heat is accumulated and self-ignition occurs, a large amount of toxic gas (such as SO) is generated2、CO2、H2S, etc.), which seriously damages the environment of the local area and its surrounding areas and pollutes the local atmosphere, water, soil and vegetation, so that spontaneous combustion prevention of coal gangue becomes a problem that we need to solve at present, and if "cover oxygen insulation" and "water injection heat dissipation" are adopted to dissipate heat, it is difficult to effectively eliminate the internal heat of coal gangue, so that at present, the heat dissipation of coal gangue mainly utilizes a heat transfer rod to dissipate heat, but the existing heat transfer rod has the following disadvantages: the liquid in the heat transfer rod mainly comprises liquid ammonia, and the manufacturing cost is expensiveMoreover, a single heat transfer rod cannot monitor the temperature at the bottom end thereof, and the heat transfer rod may not work normally over time, and the heat transferred from the heat transfer rod by the conventional heat transfer rod cannot be effectively utilized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a prevent gangue spontaneous combustion and gangue temperature monitoring device to solve the problem that proposes in the above-mentioned technical background.
The purpose of the utility model is realized through the following technical scheme:
a coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device comprises a heat transfer rod, a thermoelectric generation piece, a wireless temperature measuring device, a data recorder and a computer, wherein the heat transfer rod is of a closed hollow cylindrical structure, water is arranged in the heat transfer rod, and a radiating fin is arranged on the outer wall of the upper end of the heat transfer rod;
the wireless temperature measuring device comprises a host, a temperature sensor and a wireless transmitter, wherein the host and the thermoelectric generation sheet are respectively arranged on the outer side wall of the heat transfer rod, the temperature sensor is arranged on the outer wall of the bottom end of the heat transfer rod and is electrically connected with the host, and the wireless transmitter is arranged on the host and is electrically connected with the host; the power supply end of the host is electrically connected with the storage battery, the thermoelectric generation piece is electrically connected with the storage battery, the data recorder is provided with a wireless receiver, the data recorder is wirelessly connected with the wireless temperature measuring device through the wireless transmitter and the wireless receiver, and the data recorder is electrically connected with the computer.
Further, the pressure inside the heat transfer rod was 7000 pa.
Further, the radiating fins are round radiating fins.
Further, the recorder is a T3 data recorder, and the T3 recorder is electrically connected with the computer through an RS232 interface.
Further, the temperature sensor is a thermistor type temperature sensor.
Furthermore, the length of the heat transfer rod is 500-15000mm, the tube diameter is 25-150mm, and the wall thickness is 1-10 mm.
Furthermore, the heat transfer rod is made of carbon steel.
Further, the thermoelectric generation piece is an SP184827145SA thermoelectric generation piece.
Furthermore, the host is a YGWT-2000A type wireless temperature measurement host.
Furthermore, the top end of the inner wall of the heat transfer rod is provided with a spike part.
Furthermore, the circumference of the inner wall of the heat transfer rod (1) is provided with a groove structure (12).
The utility model has the advantages that:
(1) the utility model discloses a heat transfer rod adopts the carbon steel material, and its inside pressure is 7000pa, and the boiling point of water reduces to 40 ℃ under this pressure, is the heat transfer rod of working medium for adopting liquid ammonia, the utility model discloses the cost is lower, and water is higher at the heat transfer efficiency under the low pressure state, more does benefit to the heat dissipation of gangue.
(2) The utility model discloses have groove structure on the inner wall circumference of heat transfer rod, can accelerate the heat transfer and move heat, and heat transfer rod inner wall top has spine portion, can accelerate falling of condensation water droplet for heat conduction efficiency is higher.
(3) Because the difference in temperature between heat transfer stick surface and the outside air is great, the utility model discloses be equipped with the thermoelectric generation piece on the surface of heat transfer stick, the electric energy that utilizes the thermoelectric generation piece to provide is the power supply of wireless temperature measuring device for the inside heat of gangue has obtained effectual utilization, has reduced the utility model discloses an operating cost.
(4) The utility model discloses be equipped with wireless temperature measuring device, data record appearance and computer in the heat transfer stick bottom, can the inside temperature of real time monitoring gangue, further prevent that the gangue from taking place the spontaneous combustion.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the spine of the heat transfer rod of the present invention;
FIG. 3 is a schematic view of the groove structure of the heat transfer rod of the present invention;
fig. 4 is the schematic diagram of the thermoelectric generation piece of the present invention.
In the figure, 1-heat transfer rod, 2-thermoelectric generation sheet, 3-data recorder, 4-computer, 5-heat sink, 6-host, 7-temperature sensor, 8-wireless transmitter, 11-spine part, 12-groove structure and 31-wireless receiver.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Example (b):
a coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device is shown in attached figures 1-4 and comprises a heat transfer rod 1, a thermoelectric generation piece 2, a wireless temperature measuring device, a data recorder 3 and a computer 4, wherein the heat transfer rod 1 is a closed hollow cylindrical structure, water is arranged inside the heat transfer rod 1, the pressure inside the heat transfer rod 1 is 7000pa, the top end of the inner wall of the heat transfer rod 1 is provided with a spine part 11, the circumference of the inner wall of the heat transfer rod 1 is provided with a groove structure 12, and the outer wall of the upper end of the heat transfer rod 1 is provided with a radiating fin 5; the wireless temperature measuring device comprises a host 6, a temperature sensor 7 and a wireless transmitter 8, wherein the temperature sensor 8 is a thermistor type temperature sensor, the host 6 and the thermoelectric generation piece 2 are respectively arranged on the outer side wall of the heat transfer rod 1, the temperature sensor 7 is arranged on the outer wall of the bottom end of the heat transfer rod 1, the temperature sensor 7 is electrically connected with the host 6, and the wireless transmitter 8 is arranged on the host 6 and is electrically connected with the host 6; the power supply end of the host machine 6 is electrically connected with the storage battery, the thermoelectric generation piece 2 is electrically connected with the storage battery, the data recorder 3 is provided with the wireless receiver 31, the data recorder 3 is wirelessly connected with the wireless temperature measuring device through the wireless transmitter 8 and the wireless receiver 31, and the data recorder 3 is electrically connected with the computer 4.
Preferably, the heat dissipation fins 5 are circular heat dissipation fins, which increase the heat dissipation area of the circumferential surface of the heat transfer rod 1, so that the heat dissipation effect of the heat transfer rod 1 is better.
Preferably, the recorder is a T3 data recorder, and the T3 data recorder is electrically connected with the computer 4 through an RS232 interface.
Preferably, the length of the heat transfer rod 1 is 500-15000mm, the pipe diameter is 25-150mm, the wall thickness is 1-10mm, the height of the heat transfer rod 1 is determined by the height of the coal gangue pile, and the height of half of the heat transfer rod 1 can be vertically inserted into the center of the coal gangue pile.
Preferably, the heat transfer rod 1 is made of carbon steel.
Preferably, the thermoelectric generation element is an SP184827145SA thermoelectric generation element.
Preferably, the host 6 is a wireless temperature measurement host of model YGWT-2000A.
As shown in fig. 1, in the implementation of the present invention, a heat transfer rod 1 is vertically inserted into a coal gangue pile and the upper part of the heat transfer rod 1 is exposed, the left and right distance between the heat transfer rods 1 is 30-50CM, because the inside of the heat transfer rod 1 is provided with water and the pressure inside the heat transfer rod 1 is 7000pa, the boiling point of the water inside the heat transfer rod 1 is only 40 ℃, the water at the bottom of the heat transfer rod 1 is heated to boiling by the temperature inside the coal gangue, the boiling water forms water vapor and rises to the top end of the heat transfer rod 1, because the circular fin 5 is arranged on the outer wall of the top end of the heat transfer rod 1, the water vapor exchanges heat with the heat transfer rod 1 at the top end inside the heat transfer rod 1, the exchanged heat is dissipated through the circular fin 5, the water vapor which has exchanged heat is condensed into water drops at the top end inside the heat transfer rod 1 due to the temperature reduction, please refer to fig. 2 and fig. 3, because the, the inside bottom that the water droplet that condenses dripped into heat transfer rod 1 again through spine portion 11 to realized heat transfer rod 1 circulation radiating purpose, it should be said that, because have groove structure 12 on heat transfer rod 1's the inner wall circumference, groove structure 12's design has increased the area of contact of vapor and heat transfer rod 1 inside, can accelerate the heat transfer and move heat, make heat transfer rod 1 heat conduction efficiency higher.
It should be noted that in the embodiment, during the process of cooling the coal gangue by the heat transfer rod 1, the temperature sensor 7 may always sense the temperature of the coal gangue, since the temperature sensor 7 is a thermistor type temperature sensor and is electrically connected to the host, the temperature sensor 7 may transmit the sensed resistance signal to the host 6, the host 6 transmits the resistance signal to the wireless receiver 31 in a wireless transmission manner through the wireless transmitter 8 electrically connected to the host 6, the wireless receiver 31 transmits the resistance signal to the data recorder 3, the data recorder 3 converts the resistance signal into a temperature signal, the data recorder 3 adopts a T3 data recorder, the T3 recorder transmits the temperature signal to the computer 4 through an RS232 or RS485 interface, the computer 4 generates a temperature curve from the received temperature value through pre-installed MATLAB and Simulink mathematical image software, and determines the cooling effect of the heat transfer rod 1 through the temperature curve, meanwhile, the working state of the heat transfer rod 1 can be judged according to the temperature curve, when the temperature curve is reduced along with the change of time, the heat transfer rod 1 can work normally, and if the temperature curve is greatly increased or remains unchanged along with the change of time, the failure of the heat transfer rod 1 is indicated, and the heat transfer rod 1 needs to be replaced in time. It should be noted that MATLAB and Simulink are a software package for modeling, simulating and analyzing dynamic systems, and are widely used in modeling and simulation of linear systems, nonlinear systems, digital control and digital signal processing.
It further explains to implement that the data record appearance is T3 data record appearance, and T3 data record appearance is 64 way high accuracy intelligence temperature record appearance, and accessible wireless transmitter 8 and wireless receiver 31 realize wireless connection with 64 host computers 6 simultaneously, and then can record the temperature data of 64 temperature sensor 7 at most to reached the effect of monitoring the temperature of a plurality of heat transfer stick 1 bottoms simultaneously, improved the monitoring efficiency of monitoring the inside temperature of coal gangue.
The embodiment needs to be further explained, the surface of the heat transfer rod 1 is provided with the thermoelectric generation piece 2, the thermoelectric generation piece generates electric energy through the temperature difference between the surface of the heat transfer rod 1 and the outside air, the electric energy is stored through a storage battery (shown in the figure) and supplies power for the host machine 6, so that the heat inside the coal gangue is effectively utilized, and the operation cost of the device is reduced.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (11)
1. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device is characterized by comprising a heat transfer rod (1), a thermoelectric generation piece (2), a wireless temperature measuring device, a data recorder (3) and a computer (4), wherein the heat transfer rod (1) is a closed hollow cylindrical structure body, water is arranged inside the heat transfer rod (1), and a heat radiating fin (5) is arranged on the outer wall of the upper end of the heat transfer rod (1);
the wireless temperature measuring device comprises a host (6), a temperature sensor (7) and a wireless transmitter (8), wherein the host (6) and the thermoelectric generation piece (2) are respectively arranged on the outer side wall of the heat transfer rod (1), the temperature sensor (7) is arranged on the outer wall of the bottom end of the heat transfer rod (1), the temperature sensor (7) is electrically connected with the host (6), and the wireless transmitter (8) is arranged on the host (6) and is electrically connected with the host (6); a storage battery is arranged in the main machine (6), and the thermoelectric generation sheet (2) is electrically connected with the storage battery;
the data recorder (3) is provided with a wireless receiver (31), the data recorder (3) is in wireless connection with a wireless temperature measuring device through a wireless transmitter (8) and the wireless receiver (31), and the data recorder (3) is electrically connected with the computer (4).
2. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the pressure inside the heat transfer rod (1) is 7000 pa.
3. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the heat dissipating fins (5) are circular heat dissipating fins.
4. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the recorder (3) is a T3 data recorder, and the T3 data recorder is electrically connected with the computer (4) through an RS232 interface.
5. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the temperature sensor (7) is a thermistor type temperature sensor.
6. The coal gangue self-ignition preventing and coal gangue temperature monitoring device as defined in claim 1, wherein the heat transfer rod (1) has a length of 500-15000mm, a tube diameter of 25-150mm and a wall thickness of 1-10 mm.
7. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the heat transfer rod (1) is made of carbon steel.
8. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the thermoelectric generation piece (2) is an SP184827145SA thermoelectric generation piece.
9. The device for preventing spontaneous combustion of coal gangue and monitoring the temperature of coal gangue as claimed in claim 1, wherein the host (6) is a YGWT-2000A type wireless temperature measurement host.
10. The coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the top end of the inner wall of the heat transfer rod (1) is provided with a spike portion (11).
11. The coal gangue self-ignition preventing and coal gangue temperature monitoring device as claimed in claim 1, wherein the circumference of the inner wall of the heat transfer rod (1) is provided with a groove structure (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076709.4U CN210603641U (en) | 2019-07-10 | 2019-07-10 | Coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076709.4U CN210603641U (en) | 2019-07-10 | 2019-07-10 | Coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN210603641U true CN210603641U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921076709.4U Expired - Fee Related CN210603641U (en) | 2019-07-10 | 2019-07-10 | Coal gangue spontaneous combustion preventing and coal gangue temperature monitoring device |
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| CN (1) | CN210603641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296764A (en) * | 2019-07-10 | 2019-10-01 | 西安科技大学 | A kind of anti-gangue spontaneous combustion and gangue temperature monitoring device |
-
2019
- 2019-07-10 CN CN201921076709.4U patent/CN210603641U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296764A (en) * | 2019-07-10 | 2019-10-01 | 西安科技大学 | A kind of anti-gangue spontaneous combustion and gangue temperature monitoring device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20210710 |
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| CF01 | Termination of patent right due to non-payment of annual fee |