CN210862974U - Mining flame-proof type temperature measurement host computer based on fiber grating principle - Google Patents
Mining flame-proof type temperature measurement host computer based on fiber grating principle Download PDFInfo
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- CN210862974U CN210862974U CN201921905875.0U CN201921905875U CN210862974U CN 210862974 U CN210862974 U CN 210862974U CN 201921905875 U CN201921905875 U CN 201921905875U CN 210862974 U CN210862974 U CN 210862974U
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- host computer
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Abstract
The utility model discloses a mining flame-proof type temperature measurement host computer based on fiber grating principle, casing and explosion-proof lower casing in temperature measurement host computer body, explosion-proof, the inside heat conduction division board that is provided with of casing under the explosion-proof, adopt countersunk screw fixed connection under heat conduction division board and the explosion-proof between the casing, first seal groove has been seted up between the shells inner wall under heat conduction division board and the explosion-proof, the inside first sealing washer that is provided with of first seal groove, be provided with the heat conduction coil pipe between the internal diapire of heat conduction division board and explosion-proof lower casing, the entrance point and the exit end of heat conduction coil pipe are connected with same coolant tank, and are located and are provided with the circulating pump between the entrance connection position. The utility model discloses a be equipped with heat conduction coil pipe, prevent that temperature measurement host computer body is higher at the inside temperature of explosion-proof casing, lead to temperature measurement host computer body life to shorten to adopt water-cooled mode, prevent that the dust from getting into explosion-proof casing inside, cause the damage of temperature measurement host computer body.
Description
Technical Field
The utility model relates to an optical fiber sensing technical field, in particular to mining flame proof type temperature measurement host computer based on fiber grating principle.
Background
The power distribution cabinet is very important power supply equipment for a coal mine, and the quality of the power distribution cabinet directly influences the normal production and safe operation of the coal mine, so that the power distribution cabinet is necessary to be monitored on line in real time, the fault of the power distribution cabinet can be found in the first time and timely maintained, an intelligent substation temperature protection system based on an optical fiber sensing technology is an important means for guaranteeing the safe production of the coal mine, an international advanced optical fiber detection technology is adopted in the intelligent substation temperature protection system based on the optical fiber sensing technology, and the system has the advantages that a sensor is uncharged, the essence is safe, and the long-term stability and reliability are realized; the correction period of the optical fiber sensor is improved by more than one order of magnitude compared with that of the traditional sensor; the measurement range is large; the accuracy is high, the response is fast, and the positioning is accurate; the temperature drift prevention performance is achieved, and the interference capability of the system due to optical path loss is improved. The method is the best means for solving the problem of temperature monitoring of the underground high-voltage switch cabinet, is used as a new generation coal mine sensor, and is convenient for realizing real-time online remote detection. The intelligent power distribution cabinet temperature protection system of the optical fiber sensing technology comprises a mining explosion-proof optical fiber temperature measurement host, an optical fiber temperature sensor, an on-well system monitoring host and the like, wherein the mining explosion-proof optical fiber temperature measurement host has a multi-channel optical conversion function, is small in insertion loss and easy to expand; the monitoring precision and the spatial resolution are higher; various alarm indicating lamps are provided, so that the running state can be conveniently known; the monitoring data can be transmitted to the ground through the existing communication monitoring network on the mine, and remote monitoring can be carried out from the ground.
However, when the mining flame-proof type optical fiber temperature measurement host is used in a mine hole, because the outer surface is wrapped by the explosion-proof shell, and dust in the mine hole is serious, the temperature measurement host cannot dissipate heat in the explosion-proof shell, the internal temperature is high, the service life of the temperature measurement host is influenced, and when the explosion-proof display screen is used for observing data, the explosion-proof display screen is easy to pollute and is inconvenient to observe.
Therefore, the invention provides a mining explosion-proof temperature measurement host based on the fiber grating principle to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mining flame proof type temperature measurement host computer based on fiber grating principle, through being equipped with heat conduction coil pipe, it is higher to prevent that temperature measurement host computer body is at the inside temperature of explosion-proof casing, leads to temperature measurement host computer body life to shorten to adopt water-cooled mode, prevent that the dust from getting into inside the explosion-proof casing, cause temperature measurement host computer body to damage, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a mining explosion-proof temperature measuring host based on a fiber bragg grating principle comprises a temperature measuring host body, an explosion-proof upper shell and an explosion-proof lower shell, wherein a heat-conducting isolating plate is arranged inside the explosion-proof lower shell, the heat-conducting isolating plate is fixedly connected with the explosion-proof lower shell through countersunk screws, a first sealing groove is formed between the heat-conducting isolating plate and the inner wall of the explosion-proof lower shell, a first sealing ring is arranged inside the first sealing groove, a heat-conducting coil is arranged between the heat-conducting isolating plate and the inner bottom wall of the explosion-proof lower shell, the inlet end and the outlet end of the heat-conducting coil are connected with the same cooling water tank, a circulating pump is arranged between the inlet end connecting positions, a refrigerator is arranged inside the cooling water tank, an explosion-proof display screen is arranged on the surface of the explosion-proof upper shell, and, and a protective device is arranged in the groove.
Preferably, the protection device comprises a protection transparent plate, one end of the protection transparent plate is hinged to the groove, and a second sealing ring is arranged between the groove and the protection transparent plate.
Preferably, two constant head tanks have been seted up to protection transparent plate one end, two the inside equal activity of constant head tank is pegged graft and is had L shape locating lever, L shape locating lever surface activity is pegged graft and is had T shape pole, the spring has been cup jointed on T shape pole surface, two be connected with the push rod between the L shape locating lever.
Preferably, two sliding grooves are formed in one side of the groove, and one end of the T-shaped rod is fixedly connected with the inner wall of each sliding groove.
Preferably, a second sealing groove is formed between the explosion-proof upper shell and the explosion-proof lower shell, and a third sealing ring is arranged in the second sealing groove.
Preferably, the length and the width of the explosion-proof upper shell and the explosion-proof lower shell are equal, and the explosion-proof upper shell and the explosion-proof lower shell are fixedly connected by fastening bolts.
Preferably, the bottom wall in the explosion-proof lower shell is fixedly connected with a plurality of supporting pins, and the height of the supporting pins is equal to the distance between the heat-conducting isolating plate and the bottom wall in the explosion-proof lower shell.
Preferably, one side of the explosion-proof lower shell is in threaded connection with a drain plug, and the drain plug is arranged on one side of a space between the heat conduction isolating plate and the explosion-proof lower shell.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a be equipped with heat conduction coil pipe, be favorable to adopting the coolant liquid at heat conduction coil pipe mesocycle to flow to cool off the heat that gives out temperature measurement host computer body, thereby prevent that temperature measurement host computer body is higher at the inside temperature of explosion-proof casing, lead to temperature measurement host computer body life to shorten, and adopt water-cooled mode, prevent that the air-cooled in-process dust from getting into inside the explosion-proof casing, cause the damage of temperature measurement host computer body.
2. Through being equipped with the protection transparent plate, be favorable to protecting explosion-proof display screen through the protection transparent plate, under the effect of second sealing washer, make the protection transparent plate be in encapsulated situation when closing to prevent that dust and explosion-proof display screen from contacting, cause explosion-proof display screen dirty.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the explosion-proof lower shell structure of the present invention;
FIG. 3 is a top view of the explosion-proof upper housing structure of the present invention;
fig. 4 is a schematic view of the structure of the part a in fig. 1 according to the present invention;
fig. 5 is a schematic structural view of a portion B in fig. 1 according to the present invention;
fig. 6 is a schematic structural view of the portion C in fig. 3 according to the present invention.
In the figure: 1. a temperature measuring main machine body; 2. an explosion-proof upper housing; 3. an explosion-proof lower shell; 4. a thermally conductive spacer plate; 5. a first seal groove; 6. a first seal ring; 7. a heat conducting coil; 8. a cooling water tank; 9. a circulation pump; 10. a refrigerator; 11. an explosion-proof display screen; 12. a groove; 13. a protective transparent plate; 14. a second seal ring; 15. Positioning a groove; 16. an L-shaped positioning rod; 17. a T-shaped rod; 18. a spring; 19. a push rod; 20. a chute; 21. A second seal groove; 22. a third seal ring; 23. a support pin; 24. a drain plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
The utility model provides a mining flame-proof type temperature measurement host machine based on the fiber bragg grating principle, as shown in figures 1-6, which comprises a temperature measurement host machine body 1, an explosion-proof upper shell 2 and an explosion-proof lower shell 3, wherein a heat conduction isolation plate 4 is arranged in the explosion-proof lower shell 3, the heat conduction isolation plate 4 is fixedly connected with the explosion-proof lower shell 3 by adopting a countersunk screw, which is beneficial to disassembling the heat conduction isolation plate 4, a first sealing groove 5 is arranged between the heat conduction isolation plate 4 and the inner wall of the explosion-proof lower shell 3, a first sealing ring 6 is arranged in the first sealing groove 5, and a first sealing groove 5 and a first sealing ring 6 are arranged between the heat conduction isolation plate 4 and the inner wall of the explosion-proof lower shell 3, thereby isolating the heat conduction coil 7 from the temperature measurement host machine body 1, preventing the heat conduction coil 7 from generating leakage to cause short circuit, the temperature measuring main body 1 is damaged, the heat conducting coil 7 is arranged between the heat conducting isolating plate 4 and the bottom wall of the explosion-proof lower shell 3, the heat conducting coil 7 is favorable for adopting cooling liquid to circularly flow in the heat conducting coil 7 so as to cool heat emitted by the temperature measuring main body 1, the temperature of the temperature measuring main body 1 in the explosion-proof shell is prevented from being higher, the service life of the temperature measuring main body 1 is shortened, a water cooling mode is adopted, dust is prevented from entering the explosion-proof shell in an air cooling process to cause the damage of the temperature measuring main body 1, the inlet end and the outlet end of the heat conducting coil 7 are connected with the same cooling water tank 8, a circulating pump 9 is arranged between inlet end connecting positions, a refrigerating machine 10 is arranged in the cooling water tank 8, wherein the refrigerating machine 10 is electrically connected with an external power supply to be favorable for refrigerating, increase the cooling effect, explosion-proof display screen 11 has been seted up on explosion-proof upper casing 2 surface, explosion-proof upper casing 2 is located explosion-proof display screen 11 and has seted up same recess 12 all around, the inside protector that is provided with of recess 12.
Further, in the above technical solution, the protection device includes a protection transparent plate 13, wherein the protection transparent plate 13 is not in contact with the explosion-proof display screen 11, one end of the protection transparent plate 13 is hinged to the groove 12, a second sealing ring 14 is disposed between the groove 12 and the protection transparent plate 13, the protection transparent plate 13 is provided to protect the explosion-proof display screen 11 through the protection transparent plate 13, and under the action of the second sealing ring 14, the protection transparent plate 13 is in a sealing state when being closed, so as to prevent dust from contacting the explosion-proof display screen 11 and causing the explosion-proof display screen 11 to be dirty;
furthermore, in the above technical scheme, one end of the protective transparent plate 13 is provided with two positioning slots 15, L-shaped positioning rods 16 are movably inserted into the two positioning slots 15, T-shaped rods 17 are movably inserted into the surfaces of the L-shaped positioning rods 16, springs 18 are sleeved on the surfaces of the T-shaped rods 17, and push rods 19 are connected between the two L-shaped positioning rods 16, so that the L-shaped positioning rods 16 can fix the protective transparent plate 13, and the protective transparent plate 13 can be opened and closed conveniently;
further, in the above technical solution, two sliding grooves 20 are formed at one side of the groove 12, and one end of the T-shaped rod 17 is fixedly connected with the inner wall of the sliding groove 20;
further, in the above technical solution, a second sealing groove 21 is formed between the upper explosion-proof housing 2 and the lower explosion-proof housing 3, a third sealing ring 22 is arranged in the second sealing groove 21, and the second sealing groove 21 and the third sealing ring 22 are arranged, so that the upper explosion-proof housing 2 and the lower explosion-proof housing 3 can be sealed when being mounted, and dust can be prevented from entering the inner part of the explosion-proof housing;
further, in the above technical solution, the length and width dimensions of the upper explosion-proof housing 2 and the lower explosion-proof housing 3 are equal, and the upper explosion-proof housing 2 and the lower explosion-proof housing 3 are fixedly connected by fastening bolts;
further, in the above technical solution, the bottom wall of the explosion-proof lower housing 3 is fixedly connected with a plurality of support pins 23, the height of the support pins 23 is equal to the distance between the heat-conducting isolation plate 4 and the bottom wall of the explosion-proof lower housing 3, and the support pins 23 are arranged to facilitate supporting the heat-conducting isolation plate 4 and prevent the heat-conducting isolation plate 4 from bending and deforming under the weight of the temperature measurement main body 1 to affect the sealing effect;
further, in the above technical solution, one side of the explosion-proof lower shell 3 is in threaded connection with a drain plug 24, and the drain plug 24 is located at one side of the space between the heat conducting isolation plate 4 and the explosion-proof lower shell 3, so as to be beneficial to discharging water when the heat conducting coil 7 leaks.
This practical theory of operation:
referring to the attached drawings 1-4 of the specification, when a temperature measuring host is protected by an explosion-proof shell, a temperature measuring host body 1 is placed on the top of a heat conducting partition plate 4 in an explosion-proof lower shell 3, then the temperature measuring host is fixed in the explosion-proof upper shell 2 and the explosion-proof lower shell 3 by adopting an explosion-proof upper shell 2 and fastening bolts, when the temperature measuring host is radiated, the inlet end and the outlet end of a heat conducting coil 7 are respectively connected with the outlet end and the inlet end of a cooling water tank 8, then a circulating pump 9 and a refrigerator 10 are started, cooling liquid in the cooling water tank 8 circularly flows through the heat conducting coil 7, hot gas emitted by the temperature measuring host is cooled through the heat conducting coil 7, the temperature of the temperature measuring host is prevented from being higher when the temperature measuring host is positioned in the explosion-proof shell, the service life of the temperature measuring host is prevented from being influenced, a first sealing groove 5 and a first, therefore, the heat conducting coil 7 is isolated from the temperature measuring main body 1, and the short circuit between the temperature measuring main body 1 caused by the leakage of the heat conducting coil 7 is prevented, so that the temperature measuring main body 1 is prevented from being damaged;
referring to the attached drawings 5-6 of the specification, the second sealing groove 21 and the third sealing ring 22 are arranged to facilitate sealing of the explosion-proof upper shell 2 and the explosion-proof lower shell 3 when the explosion-proof upper shell and the explosion-proof lower shell are installed, so as to prevent dust from entering the interior of the explosion-proof shell, the protection transparent plate 13 is arranged to facilitate protection of the explosion-proof display screen 11 through the protection transparent plate 13, the protection transparent plate 13 is in a sealing state when being closed under the action of the second sealing ring 14, so as to prevent dust from contacting the explosion-proof display screen 11 and causing dirt of the explosion-proof display screen 11, when the explosion-proof display screen 11 is operated, the push rod 19 is manually pulled open, so that the L-shaped positioning rod is taken out of the positioning groove 15, the protection transparent plate 13 is opened, so as to operate the explosion-proof display screen 11, when the explosion-proof display screen is closed, the push rod, the L-shaped positioning rod enters the positioning groove 15 under the action of the spring 18, so that the protective transparent screen is fixed.
Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a mining flame-proof type temperature measurement host computer based on fiber grating principle, includes temperature measurement host computer body (1), explosion-proof upper housing (2) and explosion-proof lower housing (3), its characterized in that: the explosion-proof lower shell (3) is internally provided with a heat conduction isolating plate (4), the heat conduction isolating plate (4) is fixedly connected with the explosion-proof lower shell (3) by adopting a countersunk screw, a first sealing groove (5) is formed between the heat conduction isolating plate (4) and the inner wall of the explosion-proof lower shell (3), a first sealing ring (6) is arranged in the first sealing groove (5), a heat conduction coil (7) is arranged between the heat conduction isolating plate (4) and the inner bottom wall of the explosion-proof lower shell (3), the inlet end and the outlet end of the heat conduction coil (7) are connected with the same cooling water tank (8), a circulating pump (9) is arranged between inlet end connecting positions, a refrigerator (10) is arranged in the cooling water tank (8), the surface of the explosion-proof upper shell (2) is provided with an explosion-proof display screen (11), the explosion-proof upper shell (2) is positioned around the display screen (11) and, and a protective device is arranged in the groove (12).
2. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 1, characterized in that: the protective device comprises a protective transparent plate (13), one end of the protective transparent plate (13) is hinged to the groove (12), and a second sealing ring (14) is arranged between the groove (12) and the protective transparent plate (13).
3. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 2, characterized in that: two locating grooves (15) have been seted up to protection transparent plate (13) one end, two the equal activity of locating groove (15) inside is pegged graft and is had L shape locating lever (16), L shape locating lever (16) surface activity is pegged graft and is had T shape pole (17), spring (18) have been cup jointed on T shape pole (17) surface, two be connected with push rod (19) between L shape locating lever (16).
4. The mining flame-proof type temperature measurement host computer based on the fiber grating principle of claim 3 is characterized in that: two sliding grooves (20) are formed in one side of the groove (12), and one end of the T-shaped rod (17) is fixedly connected with the inner wall of each sliding groove (20).
5. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 1, characterized in that: a second sealing groove (21) is formed between the explosion-proof upper shell (2) and the explosion-proof lower shell (3), and a third sealing ring (22) is arranged inside the second sealing groove (21).
6. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 1, characterized in that: the explosion-proof upper shell (2) and the explosion-proof lower shell (3) are equal in length and width, and the explosion-proof upper shell (2) and the explosion-proof lower shell (3) are fixedly connected through fastening bolts.
7. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 1, characterized in that: the explosion-proof lower shell (3) is fixedly connected with a plurality of supporting pins (23) on the inner bottom wall, and the height of the supporting pins (23) is equal to the distance between the heat conduction isolation plate (4) and the inner bottom wall of the explosion-proof lower shell (3).
8. The mining explosion-proof temperature measurement host computer based on the fiber grating principle according to claim 1, characterized in that: one side threaded connection of explosion-proof lower casing (3) has drain plug (24), drain plug (24) are located space one side setting between heat conduction division board (4) and explosion-proof lower casing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921905875.0U CN210862974U (en) | 2019-11-07 | 2019-11-07 | Mining flame-proof type temperature measurement host computer based on fiber grating principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921905875.0U CN210862974U (en) | 2019-11-07 | 2019-11-07 | Mining flame-proof type temperature measurement host computer based on fiber grating principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862974U true CN210862974U (en) | 2020-06-26 |
Family
ID=71306835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921905875.0U Expired - Fee Related CN210862974U (en) | 2019-11-07 | 2019-11-07 | Mining flame-proof type temperature measurement host computer based on fiber grating principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862974U (en) |
-
2019
- 2019-11-07 CN CN201921905875.0U patent/CN210862974U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20201107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |