CN213812648U - Temperature of earthing jar and reveal monitoring devices - Google Patents
Temperature of earthing jar and reveal monitoring devices Download PDFInfo
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- CN213812648U CN213812648U CN202023349304.9U CN202023349304U CN213812648U CN 213812648 U CN213812648 U CN 213812648U CN 202023349304 U CN202023349304 U CN 202023349304U CN 213812648 U CN213812648 U CN 213812648U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims abstract description 47
- 239000002689 soil Substances 0.000 claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims abstract description 29
- 239000013307 optical fiber Substances 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims 2
- 239000003915 liquefied petroleum gas Substances 0.000 abstract description 4
- 230000036760 body temperature Effects 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 14
- 238000004880 explosion Methods 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
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- 239000011344 liquid material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- 230000008439 repair process Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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Abstract
The utility model relates to a temperature of earthing jar with reveal monitoring devices, its structure includes: the optical fiber splice box comprises a tank body, a soil covering layer, a grating array sensing optical cable and an optical fiber splice box, wherein a plurality of outwards extending supporting columns are arranged on the outer wall of the tank body; the covering soil layer is arranged outside the tank body; the grating array sensing optical cable is laid for a plurality of circles from top to bottom along the outer wall of the tank body, and the grating array sensing optical cable is connected with a plurality of struts passing through; the optical fiber splice closure is connected with the grating array sensing optical cable and is connected with the controller through the transmission optical cable. The utility model discloses a be used for monitoring the jar body temperature or the jar body condition of revealing of earthing jar for storing liquefied petroleum gas, the temperature of earthing jar and reveal the monitoring devices setting still make the temperature of earthing part jar body and reveal the situation from being in the hidden state that is difficult for discovering become visual; the temperature and the setting of revealing monitoring devices are not obstructed by the soil layer, and can monitor the condition of the tank body in real time, and the problem can be timely found and processed, so that the safety performance of the soil covering tank is further improved.
Description
Technical Field
The utility model relates to an earthing jar field, concretely relates to temperature of earthing jar with reveal monitoring devices.
Background
The earthing type storage means that liquefied petroleum gas at normal temperature is pressurized and stored in a tank or under the ground, reasonable and comprehensive backfilling is carried out, the technology is very suitable for storing flammable and explosive liquid materials, the tank body can be protected by the mode, the heat and shock waves of combustion and explosion are prevented from influencing other tank bodies, risks can be effectively reduced, the tank bodies can be installed in a close range, and the effect of saving occupied land can be achieved. However, compared with the existing non-soil-covering tank body, after the tank body is covered with soil, subsequent maintenance and repair of the tank body are difficult, materials such as petroleum and chemical raw materials can be stored in the soil-covering tank, temperature monitoring of the materials in the soil-covering tank is very necessary, the danger of combustion and explosion caused by overhigh temperature needs to be avoided, leakage caused by local faults of the tank body needs to be mastered, the tank body can be corresponded to an accurate part after leakage occurs, and then the soil layer is excavated for processing, so that temperature and leakage monitoring of the soil-covering tank is necessary, the technical development of the soil-covering tank in the prior art is in the initial stage, and particularly, the monitoring technology of the fully-covered soil tank is not mature.
SUMMERY OF THE UTILITY MODEL
The utility model provides a temperature and leakage monitoring device of an earthing tank, which is used for monitoring the tank body temperature or tank body leakage condition of the earthing tank for storing liquefied petroleum gas, and the temperature and leakage monitoring device of the earthing tank also enables the temperature and the leakage condition of the tank body of the earthing part to be visualized from a hidden state which is not easy to be found; the temperature and the setting of revealing monitoring devices are not obstructed by the soil layer, and can monitor the condition of the tank body in real time, and the problem can be timely found and processed, so that the safety performance of the soil covering tank is further improved.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the utility model provides a temperature of earthing jar and reveal monitoring devices, its structure includes: the optical fiber splice box comprises a tank body, a soil covering layer, a grating array sensing optical cable and an optical fiber splice box, wherein a plurality of outwards extending supporting columns are arranged on the outer wall of the tank body; the covering soil layer is arranged outside the tank body; the grating array sensing optical cable is laid for a plurality of circles from top to bottom along the outer wall of the tank body, and the grating array sensing optical cable is connected with a plurality of struts passing through; the optical fiber splice closure is connected with the grating array sensing optical cable and is connected with the controller through the transmission optical cable.
In a preferred implementation mode, the plurality of tank bodies are arranged close to each other, and the grating array sensing optical cable is sequentially laid in series along the plurality of tank bodies.
The plurality of tank bodies are arranged close to each other, the safety of the whole tank bodies close to each other is ensured by adopting the form of the soil covering tank, because each tank body is surrounded by the covering soil, and the tank bodies are isolated from each other by the covering soil, once explosion occurs, the covering soil around the explosion tank body can prevent heat and shock waves of combustion and explosion from influencing other tank bodies, and the risk can be effectively reduced; the plurality of tank bodies are isolated from each other due to the structural design of the covering soil, so that the safe arrangement distance between the plurality of tank bodies can be reduced, and the occupied area of the plurality of tank bodies is saved; and the grating array sensing optical cable is sequentially laid in series along the plurality of tank bodies, and the distance between the tank bodies is short, so that the using amount of the grating array sensing optical cable can be saved, the structure of monitoring equipment is simplified, and the cost is saved.
In a preferred implementation, the support is a steel bar support connected with the outer wall of the tank body and used for conducting the temperature of the materials in the tank body.
The support is made of reinforced steel materials, the reinforced steel structure is light in weight, and the strength of the support is much higher than that of other building materials, so that when the load and conditions are the same, the steel structure is lighter than other structures, is convenient to transport and install, and can span larger span; the steel bars have good plasticity and toughness, and the plasticity is good, so that the steel structure generally cannot be suddenly broken and damaged due to accidental overload or local overload. The steel structure has stronger adaptability to dynamic load due to good toughness. The properties of the steel provide sufficient guarantee for the safety and reliability of a steel structure, the connection of the grating array sensing optical cable can be more stable and firm, the grating array sensing optical cable cannot fall off and shift from the outer wall of the tank body, the monitoring stability is guaranteed, and the steel bars are arranged in the soil layer and can be mutually crossed with the soil layer to improve the integrity of the tank body and the monitoring device; in addition, the steel bars are made of metal materials, and compared with other structures such as plastics and wood, the steel bars have better heat conductivity, so that the temperature of materials in the tank body can be transmitted to the grating array sensing optical cable more conveniently, and the accuracy of temperature monitoring is ensured; and the heat resistance of the steel bar is good, and the internal structure of the heat conducting tank body embedded in the soil layer for a long time cannot be influenced by temperature to change.
In a preferred implementation mode, the optical fiber array sensing optical fiber is prepared on line by adopting a wire drawing tower, so that optical fiber straightening and sensor writing are integrated.
The sensing optical fiber is drawn by adopting industrial production standard and process, so that the grating has good repeatability and consistent sensing performance, the sensing grating can be continuously written in multiple points, welding is not needed between the gratings, no contact loss exists, the process that a coating layer needs to be stripped in the traditional grating preparation is avoided, and the mechanical strength of the optical fiber can be improved.
In a preferred implementation, the tank is a spherical tank, and the grating array sensing optical cable is laid for 6 turns from top to bottom.
The spherical tank body can improve the internal pressure resistance strength to the greatest extent, the tank body is easy to transport and hoist and is not easy to deform, the tank body structure is safer and more reliable, the service life is long, and the leakage possibility is low; on the premise of considering the cost and the available space outside the tank body, the grating array sensing optical cable is laid for 6 circles from top to bottom to basically cover all areas of the tank body, and the comprehensiveness of monitoring data is ensured.
In a preferred implementation manner, the controller includes a fiber grating demodulator, a grating array demodulator and a computer, the transmission cable transmits the signal to the fiber grating demodulator and the grating array demodulator, and the fiber grating demodulator and the grating array demodulator process the signal and transmit the signal to the computer.
In a preferred implementation mode, the grating array sensing optical cable is connected with the support column through an anti-corrosion connecting piece, so that the grating array sensing optical cable is attached to the outer wall of the tank body.
In the process of monitoring the earthing tank, the stability and the reliability of monitoring facilities setting need to be guaranteed, the structure adopts anticorrosive connecting piece to fix optical cable and pillar together, and anticorrosive connecting piece is not fragile, and stability is strong and can make the optical cable attach in external surface of the tank body, just so can make optical cable and jar body coupling ground more stable and inseparable, can make monitoring data more accurate, can reduce the wrong situation of monitoring.
In a preferred implementation mode, the anti-corrosion connecting piece is made of an anti-corrosion binding belt or a stainless steel wire, and the two anti-corrosion connecting pieces are made of easily-obtained materials, low in cost, light in weight and convenient to operate.
In the preferred realization mode, the pillar is arranged along the radial direction of the tank body, and the pillar can be more attached to the surface of the tank body by adopting the structure, so that the pillar is more closely contacted, and the shape characteristics of the tank body are met.
In the preferred realization mode, the pillars are provided with a plurality of rows from top to bottom along the outer wall of the tank body, the outer wall of the tank body at the same height is provided with a plurality of pillars along the circumferential direction, the structure is beneficial to fixing the grating array sensing optical cable, more foot points can be provided for the grating array sensing optical cable, the monitoring equipment can radiate to more comprehensive positions, and comprehensive monitoring data is provided.
The utility model adopts the above structure beneficial effect is: the temperature and leakage monitoring device of the soil covering tank is used for monitoring the temperature of the tank body of the soil covering tank for storing the liquefied petroleum gas or the leakage condition of the tank body, and the temperature and leakage condition of the tank body of the soil covering part can be visualized from a hidden state which is difficult to find; the temperature and the setting of revealing monitoring devices are not obstructed by the soil layer, and can monitor the condition of the tank body in real time, and the problem can be timely found and processed, so that the safety performance of the soil covering tank is further improved.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic diagram of the temperature sensing of the present invention.
In the figure, the position of the upper end of the main shaft,
1. a tank body; 101. a pillar; 2. covering a soil layer; 3. a grating array sensing optical cable; 4. an optical fiber splice closure; 5. a transmission optical cable; 6. a controller; 7. anticorrosive connecting piece.
Detailed Description
In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
As shown in fig. 1-2: the utility model provides a temperature of earthing jar and reveal monitoring devices, its structure includes: the optical fiber splice box comprises a tank body 1, a soil covering layer 2 and an optical fiber splice box 4, wherein the outer wall of the tank body 1 is provided with a plurality of struts 101 extending outwards; the soil covering layer 2 is arranged outside the tank body 1; laying a plurality of circles from top to bottom along the outer wall of the tank body 1, and connecting the circles with the plurality of pillars 101 passing by; the optical fiber splice closure 4 is connected to the grating array sensing optical cable 3 and to the controller 6 via the transmission optical cable 5.
In a preferred implementation, the tank 1 is provided in plurality, and the plurality of tanks 1 are arranged close to each other and laid in series in sequence along the plurality of tanks 1.
The plurality of tank bodies 1 are arranged close to each other, firstly, the safety of the whole tank bodies 1 close to each other is ensured by adopting a soil covering tank mode, because each tank body 1 is surrounded by the covering soil, the tank bodies 1 are isolated from each other by the covering soil, once explosion occurs, the covering soil around the explosion tank body 1 can prevent heat and shock waves of combustion and explosion from influencing other tank bodies 1, and the risk can be effectively reduced; the plurality of tank bodies 1 are isolated from each other due to the structural design of the covering soil, so that the safe arrangement distance between the plurality of tank bodies 1 can be reduced, and the occupied area of the plurality of tank bodies 1 is saved; and the tanks 1 are sequentially laid in series, and the distance between the tanks 1 is short, so that the use amount can be saved, the structure of the monitoring equipment is simplified, and the cost is saved.
In a preferred implementation, the support 101 is a steel bar support, which is connected to the outer wall of the tank 1 and is used for conducting the temperature of the material inside the tank 1.
The pillars 101 are made of steel bar materials, the steel bar structure is light in weight, and the strength of the steel bar structure is much higher than that of other building materials, so that when the steel bar structure bears the same load and conditions, the steel bar structure is lighter than other structures, is convenient to transport and install, and can span a larger span; the steel bars have good plasticity and toughness, and the plasticity is good, so that the steel structure generally cannot be suddenly broken and damaged due to accidental overload or local overload. The steel structure has stronger adaptability to dynamic load due to good toughness. The properties of the steel provide sufficient guarantee for the safety and reliability of the steel structure, the connection can be more stable and firm, the steel cannot fall off and shift from the outer wall of the tank body 1, the monitoring stability is guaranteed, and the steel bars are arranged in the soil layer and can be mutually crossed with the soil layer to improve the integrity of the tank body 1 and the monitoring device; in addition, the steel bars are made of metal materials, and compared with other structures such as plastics and wood, the steel bars have better heat conductivity, so that the temperature of the materials in the tank body 1 can be transmitted to the steel bars, and the accuracy of temperature monitoring is ensured; and the heat resistance of the steel bar is good, and the internal structure of the heat conducting tank body 1 embedded in the soil layer for a long time cannot be influenced by temperature to change.
In a preferred implementation mode, a fiber drawing tower is adopted to prepare the grating array sensing optical fiber on line, so that optical fiber straightening and sensor writing are integrated.
The sensing optical fiber is drawn by adopting industrial production standard and process, so that the grating has good repeatability and consistent sensing performance, the sensing grating can be continuously written in multiple points, welding is not needed between the gratings, no contact loss exists, the process that a coating layer needs to be stripped in the traditional grating preparation is avoided, and the mechanical strength of the optical fiber can be improved.
In a preferred implementation, the tank 1 is a spherical tank 1, and 6 turns are laid from top to bottom, and at this time, the grating sensing optical cable covers a partial surface of the spherical tank, as shown in fig. 1, and in other implementations, the grating sensing optical cable 3 may also be spirally arranged around the entire spherical tank 1.
The spherical tank body 1 can improve the internal pressure resistance strength to the greatest extent, the tank body 1 is easy to transport and hoist and is not easy to deform, the structure of the tank body 1 is safer and more reliable, the service life is long, and the leakage possibility is low; on the premise of considering the cost and the available space outside the tank body 1, the 6 turns from top to bottom can basically cover all areas of the tank body 1, and the comprehensiveness of the monitoring data is ensured.
In a preferred implementation manner, the controller 6 includes a fiber grating demodulator, a grating array demodulator and a computer, the transmission optical cable 5 transmits signals to the fiber grating demodulator and the grating array demodulator, and the fiber grating demodulator and the grating array demodulator process the signals and transmit the processed signals to the computer.
In a preferred implementation mode, the grating array sensing optical cable 3 is connected with the strut 101 through the anti-corrosion connector 7, so that the grating array sensing optical cable 3 is attached to the outer wall of the tank body 1.
In the in-process of monitoring the earthing jar, need guarantee the stability and the reliability that monitoring facilities set up, above-mentioned structure adopts anticorrosive connecting piece 7 to fix grating array sensing optical cable 3 and pillar 101 together, anticorrosive connecting piece 7 is not fragile, stability is strong and enable grating array sensing optical cable 3 attached in jar body 1 surface, just so can make grating array sensing optical cable 3 more stable and inseparable with jar body 1 ground of being connected, can make monitoring data more accurate, can reduce the wrong situation of monitoring.
In a preferred implementation mode, the anticorrosive connecting piece 7 is made of an anticorrosive binding tape or a stainless steel wire, and the two anticorrosive connecting pieces 7 are made of easily-obtained materials, low in cost, light in weight and convenient to operate.
In a preferred implementation mode, the support column 101 is arranged along the radial direction of the tank body 1, and the support column 101 can be more attached to the surface of the tank body 1 by adopting the structure, so that the contact is more tight, and the shape characteristics of the tank body 1 are met.
In the preferred realization, pillar 101 is equipped with the multirow along the outer wall top-down of jar body 1, and the jar body 1 outer wall that is located the same height is equipped with a plurality of pillars 101 along its circumferencial direction, adopts above-mentioned structure to be favorable to grating array sensing optical cable 3's fixed, can provide more foot points for the optical cable, makes monitoring facilities can radiate more comprehensive position, provides comprehensive monitoring data.
The technical solution protected by the present invention is not limited to the above embodiments, and it should be noted that the technical solution of any one embodiment is combined with the technical solution of one or more other embodiments in the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a temperature of earthing jar with reveal monitoring devices which characterized in that includes:
the outer wall of the tank body is provided with a plurality of struts extending outwards;
a cover soil layer disposed outside the tank body;
the grating array sensing optical cable is laid for a plurality of circles from top to bottom along the outer wall of the tank body and is connected with the plurality of struts passing through;
and the optical fiber splice closure is connected with the grating array sensing optical cable and is connected with the controller through a transmission optical cable.
2. The apparatus of claim 1, wherein a plurality of said tanks are provided adjacent to each other, and said optical grating array sensing cables are sequentially laid in series along said plurality of said tanks.
3. The apparatus for monitoring temperature and leakage of an earth-covering pot as claimed in claim 1, wherein said support is a steel bar support connected to an outer wall of said pot for conducting temperature of material inside said pot.
4. The soil covering tank temperature and leakage monitoring device as recited in claim 1, wherein the grating array sensing optical cable is formed by preparing grating array sensing optical fibers on line by using a drawing tower, so that optical fiber straightening and sensor writing are integrated.
5. The soil covering tank temperature and leakage monitoring device of claim 1, wherein the tank is a spherical tank and the optical grating array sensing cable is laid 6 turns from top to bottom.
6. The apparatus for monitoring temperature and leakage of casing pot of claim 1, wherein the controller comprises a fiber grating demodulator, a grating array demodulator and a computer, the transmission cable transmits signals to the fiber grating demodulator and the grating array demodulator, and the fiber grating demodulator and the grating array demodulator process the signals and transmit the processed signals to the computer.
7. The apparatus of claim 5, wherein the optical grating array sensor cable is connected to the support post via an anti-corrosion connector, such that the optical grating array sensor cable is attached to the outer wall of the casing.
8. A temperature and leakage monitoring device for an earth casing as claimed in claim 7, wherein the corrosion resistant connector is provided as a corrosion resistant cable tie or stainless steel wire.
9. A temperature and leakage monitoring apparatus for a casing pot according to claim 7, wherein the posts are located radially of the pot.
10. The temperature and leakage monitoring device for the soil covering tank as claimed in claim 7, wherein the pillars are provided in a plurality of rows from top to bottom along the outer wall of the tank body, and the outer wall of the tank body at the same height is provided with a plurality of pillars along the circumferential direction thereof.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023349304.9U CN213812648U (en) | 2020-12-31 | 2020-12-31 | Temperature of earthing jar and reveal monitoring devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023349304.9U CN213812648U (en) | 2020-12-31 | 2020-12-31 | Temperature of earthing jar and reveal monitoring devices |
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| CN213812648U true CN213812648U (en) | 2021-07-27 |
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| CN202023349304.9U Active CN213812648U (en) | 2020-12-31 | 2020-12-31 | Temperature of earthing jar and reveal monitoring devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199460A (en) * | 2021-12-13 | 2022-03-18 | 武汉理工大学 | Method and system for monitoring leakage of earthing oil tank based on grating array sensing technology |
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2020
- 2020-12-31 CN CN202023349304.9U patent/CN213812648U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199460A (en) * | 2021-12-13 | 2022-03-18 | 武汉理工大学 | Method and system for monitoring leakage of earthing oil tank based on grating array sensing technology |
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