CN217765280U - Temperature monitoring device - Google Patents
Temperature monitoring device Download PDFInfo
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- CN217765280U CN217765280U CN202221329083.5U CN202221329083U CN217765280U CN 217765280 U CN217765280 U CN 217765280U CN 202221329083 U CN202221329083 U CN 202221329083U CN 217765280 U CN217765280 U CN 217765280U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
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Abstract
The utility model provides a temperature monitoring device, which comprises a first temperature sensor, a fourth temperature sensor, a fifth temperature sensor, an ambient temperature sensor, a concrete temperature collecting box and an outlet temperature collecting box; the first temperature sensor is connected with the outlet temperature collecting box; the fourth temperature sensor is used for monitoring the temperature of the water outlet; the fifth temperature sensor is arranged in the mass concrete; the concrete temperature collection box is arranged on the surface of the mass concrete; the outlet temperature collecting box is arranged at a water outlet of the mass concrete; the concrete temperature collection box is used for collecting the temperatures of the first temperature sensor, the fourth temperature sensor and the fifth temperature sensor. The utility model discloses a temperature monitoring device, each item temperature variation in the work progress that can real-time supervision bulky concrete structure to can be in real time with data transmission, realize purposefully controlling each regional difference in temperature of bulky concrete, and have alarming function.
Description
Technical Field
The utility model relates to a highway construction equips the field, especially relates to a bulky concrete monitoring devices.
Background
In the construction process of a large-volume concrete structure, hydration reaction of cement can generate a large amount of hydration heat to raise the internal temperature of concrete, the temperature is reduced after the temperature rise reaches a peak value, an uneven temperature field can be generated in the concrete in the temperature rise-cooling process, external cold concrete is restrained by expansion and contraction of the internal hot concrete, so that temperature stress is generated, when the stress exceeds the ultimate tensile strength of the concrete, the concrete can crack, the bearing capacity, the waterproof performance and the durability of the large-volume concrete are reduced, and the structure safety is influenced.
At present, a plurality of temperature control methods are adopted, namely water pipes are buried in a large-volume concrete structure to be poured, cooling is carried out by conveying cooling water to the water pipes, and the temperature difference between the inside and the outside of the concrete and the temperature difference between layers are reduced. However, cooling water is mostly manually opened and closed to cool at present, the cooling rate is too fast, and meanwhile, the work at night is inconvenient, and the labor intensity of workers is high and unsafe. Chinese patent discloses an automatic control cooling system and method for mass concrete circulating cooling water, cooling pipes and temperature measuring elements are pre-buried in mass concrete, a water collecting tank, a circulating mechanism for connecting the water collecting tank and the cooling pipes and a temperature switch connected with the temperature measuring elements and the circulating mechanism are arranged, and according to the temperature in the mass concrete measured by the temperature measuring elements, the temperature switch controls the opening and closing of the circulating mechanism and the size of water delivery quantity after the circulation mechanism is opened so as to cool the mass concrete in a partitioned mode, so that the temperature difference among all areas is reduced, and the risk of gaps in the concrete structure is reduced. However, the system and the method have the following defects: 1) Only cold water is used for cooling, and the water temperature is not dynamically adjusted; 2) The early warning function is not realized.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem in the background art, the utility model provides a temperature monitoring device can each item temperature variation in the work progress of real-time supervision bulky concrete structure to can be in real time with data transmission, realize purposefully controlling each regional difference in temperature of bulky concrete, and have alarming function.
The technical solution of the utility model is that:
a temperature monitoring device is characterized in that: the temperature monitoring device comprises a first temperature sensor, a fourth temperature sensor, a fifth temperature sensor, an ambient temperature sensor, a concrete temperature collecting box and an outlet temperature collecting box; the first temperature sensor is connected with the outlet temperature collecting box; the fourth temperature sensor is used for monitoring the temperature of the water outlet; the fifth temperature sensor is arranged in the mass concrete; the concrete temperature collection box is arranged on the surface of mass concrete; the outlet temperature collecting box is arranged at a water outlet of the mass concrete; the concrete temperature collection box is used for collecting the temperatures of the first temperature sensor, the fourth temperature sensor and the fifth temperature sensor.
Furthermore, the concrete temperature collection box and the outlet temperature collection box are both provided with signal wireless transmission units.
Further, the system also comprises a control center, and the control center is in wireless connection with the signal wireless transmission unit.
Furthermore, a plurality of fifth temperature sensors are respectively arranged at the periphery and the center in the mass concrete.
Furthermore, the fifth temperature sensors are multiple and are arranged in a large-volume concrete in parallel and multiple rows, and the distance between every two fifth temperature sensors is equal.
Furthermore, a plurality of fourth temperature sensors are arranged at the water outlet in a straight line shape.
Furthermore, the control center comprises a data acquisition unit, a data processing unit and a wireless transmission unit which are connected in sequence.
The utility model discloses a temperature monitoring device, each item temperature variation in the work progress that can real-time supervision bulky concrete structure to can be in real time with data transmission, realize purposefully controlling each regional difference in temperature of bulky concrete, and have alarming function.
Drawings
FIG. 1 is a system block diagram of the present invention;
wherein, 1-mass concrete; 2-a first temperature sensor; 3-a fourth temperature sensor, 4-a fifth temperature sensor, 5-an environment temperature sensor and 6-a concrete temperature collecting box; 7-an outlet temperature collection box; 8-a control center;
wherein, 5-mass concrete; 6-concrete temperature collection box; 7-outlet temperature collection box; 8-a first temperature sensor; 20-a fourth temperature sensor; 21-water outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are merely illustrative and are not intended to be limiting.
Referring to fig. 1, the utility model provides a temperature monitoring device, which comprises a first temperature sensor 2, a fourth temperature sensor 3, a fifth temperature sensor 4, an ambient temperature sensor 5, a concrete temperature collecting box 6, an outlet temperature collecting box 7 and a control center 8; the first temperature sensor 2 is connected with an outlet temperature collecting box 7; the fourth temperature sensor 3 is used for monitoring the temperature of the water outlet; the fifth temperature sensor 4 is arranged in the mass concrete 1; the concrete temperature collection box 6 is arranged on the surface of the mass concrete 1; the outlet temperature collecting box 7 is arranged at the water outlet of the mass concrete 1; the concrete temperature collecting box 6 is used for collecting the temperatures of the first temperature sensor 2, the fourth temperature sensor 3 and the fifth temperature sensor 4.
The concrete temperature collection box 6 and the outlet temperature collection box 7 are both provided with a signal wireless transmission unit; and establishes communication with the control center 8 by means of wireless transmission. The control center 8 is a command mechanism control center of the whole system and comprises a data acquisition unit, a data processing unit and a wireless transmission unit which are connected in sequence, wherein the wireless transmission unit is in wireless connection with the signal wireless transmission unit and is used for receiving and processing data. The control center 8 is responsible for analyzing and processing the acquired information and controlling the system to complete the steps of water supply, temperature adjustment, alarm and the like according to the processing result.
The fifth temperature sensor 4 is used for monitoring each temperature of the mass concrete 1, and the setting mode of the fifth temperature sensor is carried out according to the specific conditions of the mass concrete 1 in the construction process. Can be respectively arranged at the periphery and the center in the mass concrete, and can also be arranged in the mass concrete 1 in parallel and in multiple rows, and the distances between every two are equal. The fourth temperature sensors 3 are arranged in a line at the water outlet.
The utility model discloses a temperature monitoring device, concrete working procedure as follows:
1) The temperature sensor detects the temperature and the ambient temperature of each area of the mass concrete 1 in real time and transmits the temperature and the ambient temperature to the temperature collection box 6, and the temperature collection box 6 transmits data to the control center 8 in real time in a wireless transmission mode;
2) The control center 8 calculates the proper water temperature, proper flow and required water passing time for heat exchange of each layer according to the acquired temperature information, controls the variable frequency centrifugal pump to work, and respectively conveys cold water and hot water to the cold water separator and the hot water separator of the water temperature control device. The cold water and the hot water are regulated and mixed by the proportional flow regulating valve and then are supplied to the mass concrete 1. In the process, the first temperature sensor 2 detects the water temperature of the water outlet of the water pipe of the heat exchange device in real time, the fourth temperature sensor 3 detects the water temperature of the mixed water in real time, and the control center 8 regulates and controls the frequency of the variable frequency centrifugal pump and the cold and hot water flow proportion of the proportional flow regulating valve in real time according to temperature information and pressure information, so that the water temperature and the flow of the water outlet meet the requirements, heat exchange is carried out according to a preset target, and the temperature difference of each area of concrete is reduced. When the temperature and the temperature difference of each area of the concrete reach the set requirements, the control center sends an instruction, and the system is automatically stopped.
3) When any index of the maximum concrete temperature rise, the lining temperature difference, the interlayer temperature difference, the water temperature rise, the surface-to-environment temperature difference, the cooling rate and the like exceeds a standard value, the control center 8 pushes data to relevant departments or personnel to give an alarm in real time through a mailbox or information.
Claims (7)
1. A temperature monitoring device, characterized by: the temperature monitoring device comprises a first temperature sensor, a fourth temperature sensor, a fifth temperature sensor, an ambient temperature sensor, a concrete temperature collecting box and an outlet temperature collecting box; the first temperature sensor is connected with the outlet temperature collecting box; the fourth temperature sensor is used for monitoring the temperature of the water outlet; the fifth temperature sensor is arranged in the mass concrete; the concrete temperature collection box is arranged on the surface of mass concrete; the outlet temperature collecting box is arranged at a water outlet of the mass concrete; the concrete temperature collection box is used for collecting the temperatures of the first temperature sensor, the fourth temperature sensor and the fifth temperature sensor.
2. The temperature monitoring device of claim 1, wherein: and the concrete temperature collection box and the outlet temperature collection box are both provided with signal wireless transmission units.
3. The temperature monitoring device according to claim 2, wherein: the system also comprises a control center, wherein the control center is in wireless connection with the signal wireless transmission unit.
4. The temperature monitoring device of claim 3, wherein: and the plurality of fifth temperature sensors are respectively arranged at the periphery and the center in the mass concrete.
5. The temperature monitoring device of claim 3, wherein: the fifth temperature sensors are arranged in a large-volume concrete in parallel in multiple rows, and the distance between every two fifth temperature sensors is equal.
6. The temperature monitoring device of claim 3, wherein: the fourth temperature sensors are multiple and are arranged at the water outlet in a straight line shape.
7. The temperature monitoring device according to claim 4, 5 or 6, wherein: the control center comprises a data acquisition unit, a data processing unit and a wireless transmission unit which are connected in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221329083.5U CN217765280U (en) | 2022-05-30 | 2022-05-30 | Temperature monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221329083.5U CN217765280U (en) | 2022-05-30 | 2022-05-30 | Temperature monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217765280U true CN217765280U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221329083.5U Active CN217765280U (en) | 2022-05-30 | 2022-05-30 | Temperature monitoring device |
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| Country | Link |
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| CN (1) | CN217765280U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949254A (en) * | 2022-11-30 | 2023-04-11 | 北京建工集团有限责任公司 | Automatic temperature control system for mass concrete |
| CN116283354A (en) * | 2023-03-27 | 2023-06-23 | 河南水利与环境职业学院 | Intelligent dynamic temperature control method for concrete |
-
2022
- 2022-05-30 CN CN202221329083.5U patent/CN217765280U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115949254A (en) * | 2022-11-30 | 2023-04-11 | 北京建工集团有限责任公司 | Automatic temperature control system for mass concrete |
| CN116283354A (en) * | 2023-03-27 | 2023-06-23 | 河南水利与环境职业学院 | Intelligent dynamic temperature control method for concrete |
| CN116283354B (en) * | 2023-03-27 | 2023-11-17 | 河南水利与环境职业学院 | Intelligent dynamic temperature control method for concrete |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Jiyong Inventor after: Zuo Yang Inventor after: Xu Huachao Inventor after: Liu Zheng Inventor after: Qin Guifang Inventor after: Xie Qinjian Inventor after: Ren Qiuhao Inventor after: Zhang Zhicheng Inventor after: Liang Wei Inventor after: Jiang Yuangen Inventor after: Li Anmin Inventor before: Zhang Jiyong Inventor before: Zuo Yang Inventor before: Xu Huachao Inventor before: Liu Zheng Inventor before: Qin Guifang Inventor before: Xie Qinjian Inventor before: Ren Qiuhao Inventor before: Zhang Zhicheng Inventor before: Liang Wei Inventor before: Jiang Yuangen Inventor before: Li Anmin |
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| CB03 | Change of inventor or designer information |