CN219155348U

CN219155348U - Dangerous chemical storage tank with dry ice cooling device

Info

Publication number: CN219155348U
Application number: CN202222123229.7U
Authority: CN
Inventors: 何建辉; 王斌; 霍广华; 张鑫
Original assignee: Xin'ao Zhoushan Lng Co ltd
Current assignee: Xin'ao Zhoushan Lng Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-06-09
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a dangerous chemical storage tank with a dry ice cooling device, which comprises: the storage tank body is internally provided with a temperature pressure detector; the temperature pressure detector is connected with an electric control cabinet, the electric control cabinet is connected with a jet pump, the jet pump is connected with the storage tank body, and the electric control cabinet is connected with a dry ice storage; the temperature and the pressure at the upper side in the storage tank can be detected by cooling through dry ice when the temperature and the pressure in the storage tank are over-limited, and the temperature and the pressure at the top in the storage tank are higher than those at other positions in the storage tank, so that the temperature and the pressure of the storage tank can be reduced in advance when the temperature and the pressure in the storage tank are over-limited, and the safety is improved; the whole storage tank can be cooled, and the cooling effect is improved; the automatic temperature-reducing device has the advantages that the structure is simple, the automatic temperature-reducing device can automatically trigger temperature reduction when the detected temperature and the detected pressure exceed the limit, information transmission is reduced, the temperature-reducing response rate is improved, the temperature and the pressure of the tank body are reduced, and the danger of explosion of a leakage storage tank is reduced through dilution of air.

Description

Dangerous chemical storage tank with dry ice cooling device

Technical Field

The utility model relates to the field of cooling of dangerous chemicals tanks, in particular to a dangerous chemicals tank with a dry ice cooling device.

Background

The dangerous chemical tank refers to a storage tank area and a storehouse area related to inflammable and explosive or highly toxic chemicals or a storage tank for liquefied gas and the like which form a major dangerous source. High Wen Tianqi, dangerous chemical storage tanks are easy to overheat when exposed to the sun, so that the tank body pressure exceeds standard, explosion and other risks occur, audible and visual alarm, pressure overrun alarm, gas leakage alarm and fire alarm are often adopted in the prior art, the risk of over-temperature explosion cannot be timely reduced, and no safe and effective cooling measures exist for the liquefied gas storage tanks forming a great danger source.

For example, a "high temperature resistant automatic spraying system for hazardous chemical tank areas" disclosed in chinese patent literature, its bulletin number: CN112870618A discloses a system including a power supply, a shower pump, a fire pump, a heat sensitive element, a photocoupler, a constant value resistor, a fuse, a shower lamp and a fire lamp, but it does not monitor the pressure of the hazardous chemical storage tank and makes the versatility worse.

Disclosure of Invention

In order to solve the problems that in the prior art, dangerous chemicals tank cooling measures are limited and explosion risks cannot be effectively reduced in time, the utility model provides the dangerous chemicals tank with the dry ice cooling device, which can monitor the pressure and temperature in the tank and reduce the pressure through dry ice when the temperature and the pressure are over-high.

In order to achieve the above object, the present utility model provides the following technical solutions:

a hazardous chemical substance tank with a dry ice cooling device, comprising: the storage tank body is internally provided with a temperature pressure detector; the temperature pressure detector is connected with an electric control cabinet, the electric control cabinet is connected with a jet pump, the jet pump is connected with the storage tank body, and the electric control cabinet is connected with a dry ice storage. The temperature and the pressure of the storage tank are detected in real time, and the temperature of the storage tank is reduced through dry ice particles when the temperature and the pressure of the storage tank exceed the limit.

Preferably, the temperature pressure detector includes a plurality of temperature sensors and a plurality of pressure sensors, the temperature sensors and the pressure sensor arrays being disposed at the inner end surface of the side wall of the tank body near the top. The pressure and temperature of the upper side in the storage tank can be detected.

Preferably, the electric control cabinet is located outside the storage tank body, the jet pump is located outside the outer end face of the side wall of the storage tank body, and the dry ice storage is located on one side, away from the storage tank body, of the electric control cabinet. Dry ice particles are stored in the dry ice storage, so that the dry ice can be conveniently and rapidly conveyed to the storage tank, and the storage safety is improved.

Preferably, the electric control cabinet is connected with a dry ice injection pump, the dry ice injection pump is connected with a dry ice storage, and two ends of the dry ice injection pump are respectively connected with the electric control cabinet and the dry ice storage. The dry ice storage output can be controlled when needed, and dry ice jet pumps with different flow rates are selected according to the needs so as to meet the cooling requirements.

Preferably, the storage tank body is provided with an inner tank and an outer tank from inside to outside in sequence, the inner temperature pressure detector is positioned on the outer end face of the side wall of the inner tank, the electric control cabinet, the jet pump and the dry ice storage are positioned on the outer side of the side wall of the outer tank, and the jet pump is communicated with the inner side of the side wall of the inner tank. The temperature of the inner tank and the pressure between the inner and outer tanks can be detected with safety ensured.

Preferably, the outer tank is provided with perforations, the perforations are connected with the jet pump, and the perforation array is arranged in the side wall of the outer tank and communicated with the inner end surface of the side wall of the outer tank. Can send whole jar body surface with dry ice to cool down, realize jar body whole cooling, improve the cooling effect. The tank temperature and pressure are reduced, and the risk of explosion of the leaking storage tank is reduced by dilution of air.

Preferably, the electric control cabinet comprises a relay, the electric control cabinet is further provided with a display instrument, the display instrument is provided with a dial, the dial is provided with a pointer and a trigger switch, the trigger switch is connected with the relay, and the display instrument is connected with the temperature pressure detector. The dry ice cooling can be triggered by the electric control cabinet when the temperature and the pressure detected by the temperature pressure detector reach set values.

The utility model has the following advantages:

(1) The temperature and the pressure in the storage tank can be reduced through dry ice when the temperature and the pressure in the storage tank are over-limited, the whole temperature and the pressure in the storage tank are detected, the temperature and the pressure on the upper side in the storage tank are detected, and the temperature and the pressure at the top in the storage tank are higher than those at other positions in the storage tank, so that the temperature and the pressure of the storage tank can be reduced in advance when the temperature and the pressure in the storage tank are over-limited, and the safety is improved; (2) The whole storage tank can be cooled, and the cooling effect is improved; (3) The structure is simple, the temperature reduction can be automatically triggered when the detected temperature and the detected pressure exceed the limit, the information transmission is reduced, and the temperature reduction response rate is improved; (4) The tank temperature and pressure are reduced, and the risk of explosion of the leaking storage tank is reduced by dilution of air.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

Fig. 1 is a schematic view of the overall structure of the present utility model.

In the figure:

1-a dry ice storage; 2-a dry ice jet pump; 3-an electric control cabinet; 4-a temperature pressure detector; 5-an inner tank; 6-an outer layer tank; 7-jet pump.

Detailed Description

The following description of embodiments of the utility model will be made with reference to specific embodiments, some, but not all of which are described. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, in a preferred embodiment, the present utility model discloses a hazardous chemical substance tank with a dry ice cooling device, comprising: the storage tank comprises a storage tank body, wherein the storage tank body is sequentially provided with an inner tank 5 and an outer tank 6 from inside to outside, the outer end face of the side wall of the inner tank 5 is provided with temperature pressure detectors 4 which are arranged in an array manner, and the temperature pressure detectors 4 comprise temperature sensors and pressure sensors; the temperature pressure detector is connected with an electric control cabinet 3, the electric control cabinet 3 comprises a display instrument, the display instrument is provided with a dial, the dial is provided with a pointer and a trigger switch, the trigger switch is positioned at a fixed position on the dial, the pointer is positioned at the starting point of the dial in an initial state, and the trigger switch is positioned at an overrun value set on the dial; the trigger switch is connected with a relay; the outer layer tank is provided with perforations, the perforation array is arranged in the side wall of the outer layer tank and communicated with the inner end surface of the side wall of the outer layer tank, the perforations are connected with jet pumps 7, the jet pumps are communicated with the inner side of the side wall of the inner layer tank, the jet pumps 7 are connected with the electric control cabinet, and the jet pumps are connected with the relay; the electric control cabinet is connected with a dry ice injection pump 2, the dry ice injection pump 2 is connected with a dry ice storage 1, and two ends of the dry ice injection pump 2 are respectively connected with the electric control cabinet 3 and the dry ice storage 1.

The electric control cabinet is located the storage tank body outside, and the jet pump is located the storage tank body outer end face outside, and dry ice memory is located electric control cabinet and is kept away from storage tank body one side.

When the dry ice particle cooling device is used, the temperature and the pressure outside the inner tank are detected through the temperature sensor and the pressure sensor, the temperature and the pressure signals are transmitted to the display instrument, the dial of the display instrument is engraved with the engraving number for displaying the temperature and the pressure, the gauge needle rotates from the initial position to the dial until the trigger switch is in contact, the trigger switch is pressed to trigger the relay to be closed, the relay is closed to start the injection pump, dry ice particles in the dry ice storage are pumped into the injection pump through the electric control cabinet by the dry ice injection pump, the electric control cabinet is internally provided with the dry ice loop, the dry ice loop is respectively connected with the dry ice injection pump and the injection pump, the injection pump obtains the dry ice particles pumped by the dry ice injection pump from the dry ice loop, the injection pump injects the dry ice particles between the inner tank and the outer tank through the perforation, the whole side wall of the tank body is cooled, and meanwhile the injection pump injects the dry ice particles into the inner tank to realize cooling. Thereby realizing the whole cooling of the dangerous chemical tank at high temperature and high pressure.

In another embodiment, a relay is connected to the dry ice blast pump, and the relay is closed to simultaneously activate the dry ice blast pump and blast pump.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. Hazardous chemicals storage tank with dry ice heat sink, characterized by, include: the storage tank body is internally provided with a temperature pressure detector; the temperature pressure detector is connected with an electric control cabinet, the electric control cabinet is connected with a jet pump, the jet pump is connected with the storage tank body, and the electric control cabinet is connected with a dry ice storage.

2. A hazardous chemical tank with dry ice temperature reducing device according to claim 1, wherein the temperature pressure detector comprises a plurality of temperature sensors and a plurality of pressure sensors, the temperature sensors and the pressure sensor array being arranged at the inner end surface of the side wall of the tank body near the top.

3. The hazardous chemical storage tank with the dry ice cooling device according to claim 1 or 2, wherein the electric control cabinet is located at the outer side of the storage tank body, the jet pump is located at the outer end face outer side of the side wall of the storage tank body, and the dry ice storage is located at one side, away from the storage tank body, of the electric control cabinet.

4. The hazardous chemical substance storage tank with the dry ice cooling device according to claim 1 or 2, wherein the electric control cabinet is connected with a dry ice injection pump, the dry ice injection pump is connected with a dry ice storage, and two ends of the dry ice injection pump are respectively connected with the electric control cabinet and the dry ice storage.

5. The hazardous chemical substance storage tank with the dry ice cooling device according to claim 4, wherein the storage tank body is sequentially provided with an inner tank and an outer tank from inside to outside, the temperature pressure detector is located on the outer end face of the side wall of the inner tank, the electric control cabinet, the jet pump and the dry ice storage are located on the outer side of the side wall of the outer tank, and the jet pump is communicated with the inner side of the side wall of the inner tank.

6. The hazardous chemical storage tank with dry ice temperature reducing device according to claim 5, wherein the outer tank is provided with perforations, the perforations are connected with the jet pump, and the perforation array is arranged in the side wall of the outer tank and communicated with the inner end face of the side wall of the outer tank.

7. The hazardous chemical substance storage tank with the dry ice cooling device according to claim 6, wherein the electric control cabinet comprises a relay, the electric control cabinet is further provided with a display instrument, the display instrument is provided with a dial plate, the dial plate is provided with a pointer and a trigger switch, the trigger switch is connected with the relay, and the display instrument is connected with the temperature pressure detector.