CN213244387U - Cold region tunnel surrounding rock temperature monitoring and heating system - Google Patents
Cold region tunnel surrounding rock temperature monitoring and heating system Download PDFInfo
- Publication number
- CN213244387U CN213244387U CN202022547563.6U CN202022547563U CN213244387U CN 213244387 U CN213244387 U CN 213244387U CN 202022547563 U CN202022547563 U CN 202022547563U CN 213244387 U CN213244387 U CN 213244387U
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- control unit
- temperature sensor
- circuit board
- leakage protector
- surrounding rock
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Abstract
The utility model discloses a cold district tunnel country rock temperature monitoring and heating system, including tube-shape shell and heating rod, the inside left side packing of tube-shape shell has the heat-conducting layer, the circuit board is installed on tube-shape shell's inside right side, temperature sensor and earth-leakage protector are installed from a left side to the right side in proper order to the front end bottom of circuit board, telescoping device the control unit, main control unit, temperature sensor the control unit, information-based system unit and earth-leakage protector the control unit are installed from a left side to the right side in proper order to the front end top of circuit board, flexible member expansion end is installed in the left side that the front end of circuit board is located temperature sensor, the heating rod is installed to the left end of circuit board, and the flexible member stiff end is installed to the right-hand. The utility model discloses in, can the temperature of real-time supervision lining and country rock contact surface to in time control country rock temperature avoids the production of frozen swelling power, reduces the influence of freeze injury to tunnel structure.
Description
Technical Field
The utility model relates to a cold district tunnel construction technical field especially relates to a cold district tunnel country rock temperature monitoring and heating system.
Background
The tunnel in the cold region has low environmental temperature, and when the temperature of surrounding rocks in the tunnel region is lower than zero centigrade, water in the surrounding rocks is frozen and expanded. The frost heaving of the surrounding rock is restrained by the lining and the surrounding rock structure, and when the frost heaving force is too large, the lining structure is directly cracked. The cracking of the lining structure creates conditions for water leakage, ice hanging and other phenomena are formed under the low temperature condition, and the safety and the service life of the structure are seriously influenced. The main reason for the above phenomenon is that the temperature of the surrounding rock is not effectively controlled, so the temperature distribution of the surrounding rock in the tunnel region has been regarded by scholars at home and abroad. At present, measures such as manually reading surrounding rock temperature data, laying a heat insulation layer to control the temperature of the surrounding rock and the like are mainly adopted in a tunnel field so as to reduce the influence of freezing damage on the structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the cold region tunnel surrounding rock temperature monitoring and heating system is provided for solving the problems that manual work is needed to directly participate in reading temperature data of surrounding rocks and automatic monitoring of temperature and heat preservation and heating are difficult to realize during actual monitoring of tunnel surrounding rocks on site at present.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a cold district tunnel country rock temperature monitoring and heating system, includes tube-shape shell and heating rod, the inside left side of tube-shape shell is filled there is the heat-conducting layer, the circuit board is installed on the inside right side of tube-shape shell, temperature sensor and earth-leakage protector are installed from a left side to the right side in proper order to the front end bottom of circuit board, telescoping device the control unit, main control unit, temperature sensor the control unit, information system unit and earth-leakage protector the control unit are installed from a left side to the right side in proper order to the front end top of circuit board, flexible member expansion end is installed in the left side that the front end of circuit board is located temperature sensor, the heating rod is installed to the left end of circuit board, and the flexible member stiff end is installed.
As a further description of the above technical solution:
the cylindrical shell is coated with a waterproof material with the performances of water resistance, corrosion resistance, durability and the like.
As a further description of the above technical solution:
the heat conducting layer is made of a heat conducting inorganic material magnesium oxide material.
As a further description of the above technical solution:
the output end of the leakage protector is electrically connected with the input end of the leakage protector control unit, and the working state of the leakage protector is controlled by the leakage protector control unit.
As a further description of the above technical solution:
the temperature sensor is fixed on the circuit board through a bolt, the output end of the temperature sensor is electrically connected with the input end of the temperature sensor control unit, and the working state of the temperature sensor is controlled by the temperature sensor control unit.
As a further description of the above technical solution:
the flexible rod piece movable end and the flexible rod piece fixed end are fixed on the circuit board through bolts, wherein the output end of the flexible rod piece movable end is electrically connected with the input end of the telescopic device control unit, and the working state of the flexible rod piece movable end is controlled by the telescopic device control unit.
As a further description of the above technical solution:
the output of earth-leakage protector control unit, temperature sensor control unit and telescoping device control unit all with main control unit's input electric wire connection, main control unit's output and the input electric connection of information-based system unit are by each device control unit of main control unit control, by intelligent equipment such as automatic upload data of information-based system unit to computer or cell-phone.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, under the prerequisite of guaranteeing tunnel structure safety, provide one kind and monitor and read the surrounding rock temperature automatically and upload data to the information-based system, realize the collection, upload, analysis, the storage of data, to surrounding rock temperature real time monitoring, namely temperature sensor and main control unit upload temperature sensor monitoring temperature value to the information-based system and analyze and store in real time; in addition, when the temperature of the surrounding rock is lower than zero centigrade, the device control unit is adopted to automatically heat the surrounding rock, so that the frost heaving force is avoided. Compared with the prior art, the surrounding rock temperature monitoring system has the advantages that the surrounding rock temperature data can be monitored more intelligently, and the surrounding rock temperature can be controlled in real time based on the monitoring data.
Drawings
Fig. 1 is a schematic structural diagram of a cold region tunnel surrounding rock temperature monitoring and heating system provided by the utility model;
fig. 2 is a work flow diagram of the present invention.
Illustration of the drawings:
1. a cylindrical housing; 2. a heat conductive layer; 3. a circuit board; 4. a leakage protector; 5. a temperature sensor; 6. a movable end of the telescopic rod piece; 7. a fixed end of the telescopic rod piece; 8. heating the electric rod; 9. a leakage protector control unit; 10. a temperature sensor control unit; 11. a retractor control unit; 12. a main control unit; 13. and an information system unit.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a cold district tunnel country rock temperature monitoring and heating system, including tubular shell 1 and heating rod 8, the inside left side packing of tubular shell 1 has heat-conducting layer 2, circuit board 3 is installed on the inside right side of tubular shell 1, temperature sensor 5 and earth-leakage protector 4 are installed from a left side to the right side in proper order to the front end bottom of circuit board 3, telescoping device the control unit 11 is installed from a left side to the right side in proper order to the front end top of circuit board 3, main control unit 12, temperature sensor the control unit 10, information-based system unit 13 and earth-leakage protector the control unit 9, flexible member movable end 6 is installed in the left side that the front end of circuit board 3 is located temperature sensor 5, heating rod 8 is installed to the left end of circuit board 3, and flexible member stiff end 7 is installed to heating rod 8.
Specifically, as shown in fig. 1 and 2, the cylindrical shell 1 is coated with a waterproof material having water resistance, corrosion resistance, durability and other properties, so that the service life of the cylindrical shell 1 is prolonged, and the heat conducting layer 2 is made of a heat conducting inorganic material magnesium oxide material, so that the heat conducting effect and quality of the heat conducting layer 2 are improved.
Specifically, as shown in fig. 1 and fig. 2, the output of the earth-leakage protector 4 is electrically connected to the input of the earth-leakage protector control unit 9, the operating state of the earth-leakage protector 4 is controlled by the earth-leakage protector control unit 9, the temperature sensor 5 is fixed on the circuit board 3 through a bolt, the output of the temperature sensor 5 is electrically connected to the input of the temperature sensor control unit 10, the operating state of the temperature sensor 5 is controlled by the temperature sensor control unit 10, the flexible rod piece movable end 6 and the flexible rod piece fixed end 7 are both fixed on the circuit board 3 through a bolt, wherein the output of the flexible rod piece movable end 6 is electrically connected to the input of the flexible device control unit 11, and the operating state of the flexible rod piece movable end 6 is controlled by the flexible device control.
Specifically, as shown in fig. 1 and 2, the output ends of the earth leakage protector control unit 9, the temperature sensor control unit 10, and the expansion device control unit 11 are all connected to the input end of the main control unit 12 through wires, the output end of the main control unit 12 is electrically connected to the input end of the information system unit 13, the main control unit 12 controls the device control units, and the information system unit 13 automatically uploads data to the intelligent device such as a computer or a mobile phone.
The working principle is as follows: when in use, before the concrete is sprayed for construction, the temperature monitoring and heating device is paved on the surface of the easily frozen surrounding rock, namely the surrounding rock and the primary support contact surface, in a grid mode, the specific distance of the paving device is considered according to the actual environment temperature of the tunnel site, the paved devices are independently controlled and do not influence each other, the electric heating rod heat source of each device is accessed by a railway lighting system, a temperature sensor 5 and a heating electric rod 8 are arranged in the device, the temperature sensor 5 can automatically monitor the temperature of the surrounding rock and the lining contact surface, monitoring data are uploaded to an information system unit 13 in time through a temperature sensor control unit 10 and a main control unit 12, when the monitoring temperature is lower than zero centigrade, the temperature sensor control unit 10 sends a heating signal to a telescopic device control unit 11 through the main control unit 12, and a movable end 6 of a telescopic rod piece is automatically ejected under the control of the telescopic device control unit 11, with flexible member stiff end 7 contact, and then the intercommunication adds the hot electric rod 8 device, begin to add the heat country rock, when the country rock temperature heating is to being higher than 2 degrees centigrade, the flexible member expansion end 6 of telescoping device the 11 control of telescoping device control unit is automatic to be disconnected with flexible member stiff end 7, the heating is ended, when taking place unexpected circumstances such as earth leakage trouble, earth-leakage protector 4 is under earth-leakage protector the control of control unit 9 and main control unit 12, guarantee this device in time to cut off the power supply, do not influence other devices.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a cold district tunnel country rock temperature monitoring and heating system, its characterized in that, includes tube-shape shell (1) and heating electric rod (8), the inside left side of tube-shape shell (1) is filled there is heat-conducting layer (2), circuit board (3) are installed on the inside right side of tube-shape shell (1), temperature sensor (5) and earth-leakage protector (4) are installed from a left side to the right side in proper order to the front end bottom of circuit board (3), telescoping device the control unit (11), main control unit (12), temperature sensor the control unit (10), information-based system unit (13) and earth-leakage protector the control unit (9) are installed from a left side to the right side in proper order to the front end top of circuit board (3), flexible member expansion end (6) is installed in the left side that the front end of temperature sensor (5) is located to the circuit board (3), heating electric rod (8) are installed to the, and the right end of the heating electric rod (8) is provided with a telescopic rod piece fixing end (7).
2. The cold region tunnel surrounding rock temperature monitoring and heating system is characterized in that the cylindrical shell (1) is coated with a waterproof material with the performances of water resistance, corrosion resistance, durability and the like.
3. The cold region tunnel surrounding rock temperature monitoring and heating system according to claim 1, wherein the heat conducting layer (2) is made of a heat conducting inorganic material magnesium oxide material.
4. The cold region tunnel surrounding rock temperature monitoring and heating system according to claim 1, wherein the output end of the earth leakage protector (4) is electrically connected with the input end of the earth leakage protector control unit (9), and the working state of the earth leakage protector (4) is controlled by the earth leakage protector control unit (9).
5. The cold region tunnel surrounding rock temperature monitoring and heating system according to claim 1, wherein the temperature sensor (5) is fixed on the circuit board (3) through a bolt, an output end of the temperature sensor (5) is electrically connected with an input end of the temperature sensor control unit (10), and a working state of the temperature sensor (5) is controlled by the temperature sensor control unit (10).
6. The cold region tunnel surrounding rock temperature monitoring and heating system according to claim 1, wherein the movable end (6) and the fixed end (7) of the telescopic rod are fixed on the circuit board (3) through bolts, wherein the output end of the movable end (6) of the telescopic rod is electrically connected with the input end of the telescopic device control unit (11), and the working state of the movable end (6) of the telescopic rod is controlled by the telescopic device control unit (11).
7. The cold region tunnel surrounding rock temperature monitoring and heating system of claim 1, wherein the output ends of the earth leakage protector control unit (9), the temperature sensor control unit (10) and the telescoping device control unit (11) are all connected with the input end of the main control unit (12) through wires, the output end of the main control unit (12) is electrically connected with the input end of the information system unit (13), the main control unit (12) controls the device control units, and the information system unit (13) automatically uploads data to intelligent equipment such as a computer or a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547563.6U CN213244387U (en) | 2020-11-06 | 2020-11-06 | Cold region tunnel surrounding rock temperature monitoring and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022547563.6U CN213244387U (en) | 2020-11-06 | 2020-11-06 | Cold region tunnel surrounding rock temperature monitoring and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213244387U true CN213244387U (en) | 2021-05-18 |
Family
ID=75882615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022547563.6U Expired - Fee Related CN213244387U (en) | 2020-11-06 | 2020-11-06 | Cold region tunnel surrounding rock temperature monitoring and heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213244387U (en) |
-
2020
- 2020-11-06 CN CN202022547563.6U patent/CN213244387U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 Termination date: 20211106 |