CN213597971U - Shield constructs quick-witted cooling system - Google Patents
Shield constructs quick-witted cooling system Download PDFInfo
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- CN213597971U CN213597971U CN202022415648.9U CN202022415648U CN213597971U CN 213597971 U CN213597971 U CN 213597971U CN 202022415648 U CN202022415648 U CN 202022415648U CN 213597971 U CN213597971 U CN 213597971U
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Abstract
The utility model discloses a shield constructs quick-witted cooling system has solved the too high technical problem of current shield constructs quick-witted air cushion storehouse temperature. The utility model discloses a cold water circulating unit, cold water circulating unit is connected with the water/wind cooler that is located the air cushion storehouse. The cold water circulation unit circularly supplies cold water, and the cold water absorbs heat in the air cushion bin through the water/air cooler so as to reduce the temperature in the air cushion bin. The utility model discloses not only can effectively reduce the temperature in the air cushion storehouse and the personnel of being convenient for advance the storehouse operation, it is convenient to control moreover, and the host computer can be according to temperature sensor's real-time supervision intelligent control cold water circulating unit and water/wind cooler.
Description
Technical Field
The utility model relates to a cooling system's technical field especially indicates a shield constructs quick-witted cooling system.
Background
The existing air cushion type slurry shield machine needs to adjust the slurry pressure of a slurry bin by adjusting the air pressure of an air cushion bin in the construction process. When the shield machine is used for tunneling, the cutter head can transfer heat generated in the tunneling process to the muddy water bin, and the muddy water bin can transfer the heat to the air cushion bin through mud circulation and the partition plate, so that the temperature in the air cushion bin is increased. Simultaneously, the motion of parts such as main drive, breaker also can produce a large amount of heats to when adding the decompression to the air cushion storehouse, the air flow also can lead to the rising of air temperature in the air cushion storehouse, and this can cause when needs enter the storehouse, is unfavorable for personnel's operation because of the high temperature.
Through the retrieval, current grant bulletin date is 2020.03.27, grant bulletin number is CN 210195799U's utility model patent discloses a tunnel cooling system based on mud circulation, including cooling circulation system, water circulating system and mud circulation system, cooling circulation system is used for providing the cold source for carrying to the wind in the tunnel, cooling circulation system and mud circulation system are connected respectively to water circulating system, carry out the heat exchange respectively between water circulating system and the cooling circulation system and between water circulating system and the mud circulation system, in heat transfer to mud circulation system that will cooling circulation system produce through water circulating system, take place the heat exchange through mud circulation system and tunnel face and the outside air in tunnel and release the heat.
The technical scheme of the patent is that heat in the tunnel is carried by mud circulation, although the ambient temperature in the tunnel can be reduced, the temperature in the air cushion bin is not reduced, and the heat is increased instead due to the absorption of the mud circulation. Therefore, a cooling system is urgently needed to solve the technical problem of overhigh temperature of the air cushion bin.
Disclosure of Invention
Not enough to among the above-mentioned background art, the utility model provides a shield constructs quick-witted cooling system has solved the too high technical problem of current shield structure machine air cushion storehouse temperature.
The technical scheme of the utility model is realized like this: a shield constructs quick-witted cooling system, includes cold water circulating unit, cold water circulating unit is connected with the water/wind cooler that is located the air cushion storehouse. The cold water circulation unit circularly supplies cold water, and the cold water absorbs heat in the air cushion bin through the water/air cooler so as to reduce the temperature in the air cushion bin.
Further, the water/air cooler comprises a heat exchanger connected with the cold water circulation unit, and a cooling fan unit is correspondingly arranged on the heat exchanger. The heat exchanger can enlarge heat absorption efficiency, and the heat dissipation fan unit circularly brings hot air in the air cushion bin to the heat exchanger so as to carry out heat exchange with cooling water, so that the hot air in the air cushion bin is circularly cooled.
Further, the cooling fan unit comprises a fan, the fan is connected with a hydraulic motor or an electric motor, the hydraulic motor is connected with a hydraulic control system, and the electric motor is connected with an electric control system.
Furthermore, the hydraulic control system comprises an oil inlet pipeline and an oil return pipeline which are connected with the hydraulic motor, the oil inlet pipeline and the oil return pipeline are connected with the oil tank, a hydraulic pump set and a control valve set are connected to the oil inlet pipeline and the oil return pipeline, and the control valve set comprises a check valve positioned on the oil inlet pipeline and an electromagnetic reversing valve, an overflow valve and a throttle valve which are connected between the oil inlet pipeline and the oil return pipeline. The overflow valve is used for limiting the working pressure of the system, and the rotating speed of the hydraulic motor can be adjusted through the throttle valve.
Furthermore, a first temperature sensor connected with an upper computer is arranged in the air cushion bin, and the temperature of heat in the air cushion bin is monitored through the first temperature sensor; the cold water circulating unit comprises a water cooling unit which is used for circularly cooling circulating water in the cold water circulating unit so as to be recycled. The upper computer is connected with the first temperature sensor, the water/air cooler and the water cooling unit, monitors the temperature in the air cushion bin in real time through the first temperature sensor, and then controls the working states of the water/air cooler and the water cooling unit in real time according to needs.
Further, the cold water circulation unit comprises an internal circulation pipeline, the water/air cooler and the water cooling unit are connected on the internal circulation pipeline, the water cooling unit is provided with a water storage tank on the internal circulation pipeline leading to the water/air cooler, the water storage tank is provided with a cold water circulation pump and a second temperature sensor on the internal circulation pipeline leading to the water/air cooler, and the cold water circulation pump and the second temperature sensor are both connected with the upper computer. The upper computer intelligently controls the working state of the cold water circulating water pump according to the cold water temperature monitored by the second temperature sensor and the temperature in the air cushion bin monitored by the first temperature sensor in real time.
Furthermore, the water cooling unit is connected with a cold water external circulation unit, so that the water cooling unit can be cooled in real time, and the water cooling unit can continuously refrigerate water in the cold water external circulation unit.
Further, the cold water external circulation unit comprises an external circulation pipeline, the external circulation pipeline is connected between the water cooling unit and the hole external cooling water tower, an external circulation water pump is arranged on the external circulation pipeline leading to the water cooling unit from the hole external cooling water tower, and the external circulation water pump is connected with the upper computer.
Furthermore, an external circulation pipeline leading from the external circulation water pump to the water chilling unit or/and an external circulation pipeline leading from the water chilling unit to the cooling tower outside the tunnel are/is connected with water pipelines for other areas of the shield tunneling machine.
The utility model discloses a temperature that first temperature sensor is used for measuring the air cushion storehouse has water/wind cooler in the air cushion storehouse, cools off the heat in the air cushion storehouse through water/wind cooler. A cold water circulating unit is designed on equipment in the tunnel, the cold water circulating unit is provided with a water cooling unit, and water is cooled by the water cooling unit to ensure that cold water is in a low-temperature state. The water cooling unit is circularly cooled through the cold water external circulation unit to take away heat generated by the water cooling unit, the cold water external circulation unit carries out heat exchange through the hole external cooling water tower, and the heat is transferred to the outside of the hole through the cooling water tower.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a front view of the control valve block of FIG. 1;
FIG. 3 is a top view of the control valve block of FIG. 1;
FIG. 4 is a schematic diagram of heat transfer;
in the figure; 1-air cushion cabin; 2-a heat exchanger; 3-a hydraulic motor; 4-an oil tank; 5-a hydraulic pump group; 6-control valve group; 7-a one-way valve; 8-an electromagnetic directional valve; 9-an overflow valve; 10-a throttle valve; 11-a first temperature sensor; 12-a second temperature sensor; 13-a water storage tank; 14-a cold water circulating water pump; 15-cooling water tower outside the hole; 16-external circulation water pump; 17-a water chiller; 18-filter.
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 any creative effort belong to the protection scope of the present invention.
A shield machine cooling system is shown in figure 1 and comprises a cold water circulating unit, wherein the cold water circulating unit is connected with a water/air cooler located in an air cushion bin 1. The cold water circulation unit circularly supplies cold water, and the cold water absorbs heat in the air cushion bin 1 through the water/air cooler so as to reduce the temperature in the air cushion bin.
Specifically, the water/air cooler includes a heat exchanger 2 connected to a cold water circulation unit, and a radiator fan unit is provided corresponding to the heat exchanger 2. The heat exchanger 2 can enlarge the heat absorption efficiency, and the heat radiation fan unit circularly brings the hot air in the air cushion bin 1 to the heat exchanger 2 to circularly cool the hot air in the air cushion bin 1.
The cooling fan unit comprises a fan, the fan is connected with a hydraulic motor 3, and the hydraulic motor 3 is connected with a hydraulic control system. Or the fan is connected with the electric motor, and the electric motor is connected with the electric control system. The hydraulic control system comprises an oil inlet pipeline and an oil return pipeline which are connected with the hydraulic motor 3, the oil inlet pipeline and the oil return pipeline are connected with the oil tank 4, and the oil inlet pipeline and the oil return pipeline are connected with a hydraulic pump set 5 and a control valve set 6. As shown in fig. 1-3, the control valve assembly 6 includes a check valve 7 on the oil inlet pipeline, and an electromagnetic directional valve 8, an overflow valve 9 and a throttle valve 10 connected between the oil inlet pipeline and the oil return pipeline. The overflow valve 9 is used to limit the system working pressure, and the rotation speed of the hydraulic motor can be adjusted through the throttle valve. The outlet of the hydraulic control valve group 6 is connected with a filter 18, so that the oil entering the hydraulic motor 3 is filtered, and the cleanliness of the oil is ensured.
Further, a first temperature sensor 11 connected with an upper computer is arranged in the air cushion bin 1, and the heat temperature of the air cushion bin 1 is monitored through the first temperature sensor 11; the cold water circulating unit comprises a water cooling unit 17, and the water cooling unit is used for circularly cooling circulating water in the cold water circulating unit so as to be recycled. The upper computer is connected with the first temperature sensor 11, the water/air cooling radiator and the water cooling unit 17, monitors the temperature in the air cushion bin 1 in real time through the first temperature sensor 11, and then controls the working states of the hydraulic motor 3 and the water cooling unit 17 in real time according to needs.
The cold water circulation unit comprises an internal circulation pipeline, the water/air cooler and the water cooling unit 17 are connected on the internal circulation pipeline, the water cooling unit 17 is provided with a water storage tank 13 on the internal circulation pipeline leading to the water/air cooler, the water storage tank 13 is provided with a cold water circulation water pump 14 and a second temperature sensor 12 on the internal circulation pipeline leading to the water/air cooler, and the cold water circulation water pump 14 and the second temperature sensor 12 are both connected with an upper computer. The upper computer intelligently controls the working state of the cold water circulating water pump 14 according to the cold water temperature monitored by the second temperature sensor 12 and the temperature in the air cushion bin 1 monitored by the first temperature sensor 11 in real time.
The water cooling unit 17 is connected with a cold water external circulation unit, and can cool the water cooling unit 17 in real time, so that the water cooling unit 17 can continuously refrigerate water in the cold water circulation unit. The cold water external circulation unit comprises an external circulation pipeline, the external circulation pipeline is connected between the water cooling unit 17 and the hole external cooling water tower 15, an external circulation water pump 16 is arranged on the external circulation pipeline leading from the hole external cooling water tower 15 to the water cooling unit 17, and the external circulation water pump 16 is connected with the upper computer.
Further, an external circulation pipeline leading from the external circulation water pump 16 to the water chiller unit 17 and an external circulation pipeline leading from the water chiller unit 17 to the cooling tower 15 outside the tunnel are connected with water pipelines for other areas of the shield machine.
As shown in fig. 1 and 4, the first temperature sensor 11 is used to measure the temperature of the air cushion compartment 1, and a water/air cooler is provided in the air cushion compartment 1, through which the heat in the air cushion compartment is cooled. A cold water circulating unit is designed on the equipment in the tunnel, the cold water circulating unit is provided with a water cooling unit 17, and the internal circulating water is cooled by the water cooling unit 17 to ensure that the cold water is in a low-temperature state. The water cooling unit 17 is cooled circularly through the cold water external circulation unit to take away heat generated by the water cooling unit 17, the cold water external circulation unit carries out heat exchange through the cooling tower 15 outside the hole, and the heat is transferred to the outside of the hole through the cooling tower 15.
The present invention is not exhaustive and is well known to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a shield constructs quick-witted cooling system, includes cold water circulating unit, its characterized in that: the cold water circulation unit comprises an inner circulation pipeline, the inner circulation pipeline is connected with a water cooling unit (17) and a water/air cooler located in the air cushion bin (1), and the cold water circulation unit further comprises a cold water outer circulation unit, and the cold water outer circulation unit comprises an outer circulation pipeline connected between the water cooling unit (17) and the cooling tower (15) outside the tunnel.
2. The shield tunneling machine cooling system of claim 1, wherein: the water/air cooler comprises a heat exchanger (2) connected with a cold water circulation unit, and a cooling fan unit is correspondingly arranged on the heat exchanger (2).
3. The shield tunneling machine cooling system of claim 2, wherein: the cooling fan unit comprises a fan, the fan is connected with a hydraulic motor (3) or an electric motor, the hydraulic motor (3) is connected with a hydraulic control system, and the electric motor is connected with an electric control system.
4. The shield tunneling machine cooling system of claim 3, wherein: the hydraulic control system comprises an oil inlet pipeline and an oil return pipeline which are connected with a hydraulic motor (3), the oil inlet pipeline and the oil return pipeline are connected with an oil tank (4), a hydraulic pump set (5) and a control valve set (6) are connected onto the oil inlet pipeline and the oil return pipeline, and the control valve set (6) comprises a check valve (7) located on the oil inlet pipeline and an electromagnetic reversing valve (8), an overflow valve (9) and a throttle valve (10) connected between the oil inlet pipeline and the oil return pipeline.
5. The shield tunneling machine cooling system according to any one of claims 1-4, wherein: be provided with in air cushion storehouse (1) first temperature sensor (11) that link to each other with the host computer, the cold water circulating unit includes water-cooling unit (17), and the host computer links to each other with first temperature sensor, water/wind cooler and water-cooling unit (17).
6. The shield tunneling machine cooling system of claim 5, wherein: and a water storage tank (13) is arranged on an internal circulation pipeline leading to the water/air cooler of the water cooling unit (17), a cold water circulating water pump (14) and a second temperature sensor (12) are arranged on the internal circulation pipeline leading to the water/air cooler of the water storage tank (13), and the cold water circulating water pump (14) and the second temperature sensor (12) are both connected with an upper computer.
7. The shield tunneling machine cooling system of claim 6, wherein: and an external circulating water pump (16) is arranged on an external circulating pipeline leading from the hole cooling water tower (15) to the water cooling unit (17), and the external circulating water pump (16) is connected with an upper computer.
8. The shield tunneling machine cooling system of claim 7, wherein: and the external circulating water pump (16) is connected with an external circulating pipeline leading to the water cooling unit (17) or/and an external circulating pipeline leading to the water cooling unit (17) and the cooling tower (15) outside the tunnel and is connected with water pipelines for other areas of the shield machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415648.9U CN213597971U (en) | 2020-10-27 | 2020-10-27 | Shield constructs quick-witted cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022415648.9U CN213597971U (en) | 2020-10-27 | 2020-10-27 | Shield constructs quick-witted cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213597971U true CN213597971U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022415648.9U Active CN213597971U (en) | 2020-10-27 | 2020-10-27 | Shield constructs quick-witted cooling system |
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| Country | Link |
|---|---|
| CN (1) | CN213597971U (en) |
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2020
- 2020-10-27 CN CN202022415648.9U patent/CN213597971U/en active Active
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