Heat preservation carbon dioxide absorbent tank for deep diving

Abstract

The utility model belongs to the technical field of carbon dioxide absorbent tanks, and discloses a heat preservation carbon dioxide absorbent tank for deep diving, which comprises a heat preservation tank upper end cover, a heat preservation tank body is arranged below the heat preservation tank upper end cover, and a medicament tank body is arranged in the heat preservation tank body. A medicament tank upper filter screen is installed above the medicament tank body, a medicament tank lower filter screen is installed below the medicament tank body, a connecting rod support is installed in the medicament tank body, a connecting rod body is fixed to the connecting rod support, and a medicament tank filter screen base is arranged at the bottom end of the medicament tank lower filter screen. When the medicament tank is used, the medicament tank is of an axial flow type structure, so that gas can uniformly pass through medicaments, the medicament contact area is increased, the air flow dead angle is reduced, and the medicament use efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of carbon dioxide absorbent tanks, and in particular relates to a heat-insulating carbon dioxide absorbent tank used for deep diving. Background Art

[0002] A carbon dioxide absorbent tank is a device or container used to absorb or remove carbon dioxide. A rebreather is a diving rebreather designed and manufactured using the ability of a carbon dioxide absorbent to absorb carbon dioxide exhaled by the human body. The turbid gas exhaled by the diver is completely purified by the carbon dioxide absorbent tank and becomes pure gas for the diver to breathe again.

[0003] When the existing absorbent tanks used for deep diving are in use, the structure of the absorbent tanks is unreasonable and there are dead corners of air flow inside, which result in the exhaled gas not being able to fully contact the absorbent, making the absorbent utilization efficiency low. In addition, due to the low temperature environment of the deep sea, the chemical reaction speed of the carbon dioxide absorbent is slow and the absorption efficiency is extremely low. Divers may be poisoned due to the increase in carbon dioxide concentration in the respirator. Utility Model Content

[0004] The purpose of the utility model is to provide an insulated carbon dioxide absorbent tank for deep diving, so as to solve the problems of unreasonable structure of the absorbent tank proposed in the above background technology, airflow dead corners inside, which lead to insufficient contact between exhaled gas and absorbent, resulting in low absorbent utilization efficiency, and slow chemical reaction speed of carbon dioxide absorbent and extremely low absorption efficiency due to the low temperature environment of the deep sea, so that divers may be poisoned due to the increase of carbon dioxide concentration in the respirator.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an insulated carbon dioxide absorbent tank for deep diving, comprising: an insulated tank upper end cover, an insulated tank body is provided below the insulated tank upper end cover, a medicine tank body is provided inside the insulated tank body, an upper medicine tank filter is installed above the medicine tank body, a lower medicine tank filter is installed below the medicine tank body, a connecting rod bracket is installed inside the medicine tank body, a connecting rod body is fixed on the connecting rod bracket, a medicine tank filter base is provided at the bottom end of the medicine tank lower filter, and a hexagonal nut is installed between the medicine tank lower filter and the medicine tank filter base.

[0006] Preferably, a filter fixing handle is installed on the filter on the medicine tank, and a spring is installed between the filter fixing handle and the filter on the medicine tank.

[0007] Preferably, an air inlet interface is provided on the upper end cover of the heat preservation tank, and an air outlet interface is provided at the bottom end of the medicine tank body.

[0008] Preferably, a water outlet of the insulation tank is provided below the side wall of the insulation tank body, a water inlet of the insulation tank is provided above the side wall of the insulation tank body, and a "spiral ladder" type water guide pipe is provided in the insulation tank body.

[0009] Preferably, a lower end cover of the insulation tank is provided below the insulation tank body, and a insulation tank end cover fixing connecting rod is installed between the upper end cover of the insulation tank and the lower end cover of the insulation tank.

[0010] Preferably, an upper insulation tank fixing rubber ring is installed between the insulation tank body and the upper end cover of the insulation tank, and a lower insulation tank fixing rubber ring is installed between the insulation tank body and the lower end cover of the insulation tank.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The utility model allows gas to pass through the medicine evenly by providing a medicine tank body, an upper filter screen and a lower filter screen, etc. When in use, the medicine tank is an axial flow structure, which can allow gas to pass through the medicine evenly, increase the contact area of ​​the medicine, reduce airflow dead angles, and thus improve the efficiency of medicine use.

[0013] (2) The utility model effectively utilizes the hot water resources carried by deep-sea divers by providing an insulation tank body, an insulation tank water inlet, and an insulation tank water outlet. When in use, hot water enters through the insulation tank water inlet, flows along the water conduit in the insulation tank body and around the reagent tank body, so that the carbon dioxide absorbent can maintain the most efficient absorption rate, thereby preventing the diver from being poisoned. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the medicine tank body of the utility model;

[0016] Figure 3 This is a cross-sectional view of the main structure of the utility model;

[0017] Figure 4 It is a cross-sectional view of the insulation tank body of the utility model;

[0018] Figure 5 This is the appearance diagram of the structure of the utility model;

[0019] In the figure: 1. Upper end cover of the insulation tank; 2. Air inlet interface; 3. Insulation tank body; 4. Water outlet of the insulation tank; 5. Upper insulation tank fixing rubber ring; 6. Lower insulation tank fixing rubber ring; 7. Filter fixing handle; 8. Spring; 9. Upper filter of the medicine tank; 10. Medicine tank body; 11. Water inlet of the insulation tank; 12. Connecting rod for fixing the end cover of the insulation tank; 13. Lower end cover of the insulation tank; 14. Connecting rod body; 15. Connecting rod bracket; 16. Lower filter of the medicine tank; 17. Filter base of the medicine tank; 18. Air outlet interface; 19. Hexagonal nut. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 5 As shown, the utility model provides the following technical solutions: an insulated carbon dioxide absorbent tank for deep diving, comprising: an insulated tank upper end cover 1, an insulated tank body 3 is provided below the insulated tank upper end cover 1, a medicine tank body 10 is provided in the insulated tank body 3, an upper medicine tank filter 9 is installed above the medicine tank body 10, a lower medicine tank filter 16 is installed below the medicine tank body 10, a connecting rod bracket 15 is installed in the medicine tank body 10, a connecting rod body 14 is fixed on the connecting rod bracket 15, a medicine tank filter base 17 is provided at the bottom end of the medicine tank lower filter 16, a hexagonal nut 19 is installed between the medicine tank lower filter 16 and the medicine tank filter base 17, screwing the hexagonal nut 19 facilitates the disassembly of the medicine tank lower filter 16, and facilitates subsequent cleaning and replacement.

[0022] A filter fixing handle 7 is installed on the filter 9 on the medicine tank, and a spring 8 is installed between the filter fixing handle 7 and the filter 9 on the medicine tank. The filter 9 on the medicine tank can be easily disassembled by rotating the filter fixing handle 7, which is convenient for subsequent cleaning and replacement. The spring 8 strengthens the connection between the filter fixing handle 7 and the filter 9 on the medicine tank.

[0023] An air inlet interface 2 is provided on the upper end cover 1 of the heat preservation tank, and an air outlet interface 18 is provided at the bottom end of the medicine tank body 10 .

[0024] Through the above technical solution:

[0025] When in use, the carbon dioxide absorbent is filled in the medicine tank body 10, and the exhaled gas enters from the air inlet interface 2, and then passes through the carbon dioxide absorbent fixed on the medicine tank upper filter 9 and the medicine tank lower filter 16, a chemical reaction occurs, the carbon dioxide in the gas is absorbed, and the purified gas is forced to pass through the medicine tank filter base 17, and finally flows out from the air outlet interface 18. This structure can make the exhaled gas fully contact with the medicine, and there is no dead angle in the air flow, so as to maximize the use of the absorbent inside the medicine tank body 10.

[0026] See also Figure 1 , Figure 4 and Figure 5 As shown, a water outlet 4 for the insulation tank is provided below the side wall of the insulation tank body 3, a water inlet 11 for the insulation tank is provided above the side wall of the insulation tank body 3, and a "spiral ladder" type water guide pipe is provided inside the insulation tank body 3.

[0027] An insulation tank lower end cover 13 is provided below the insulation tank body 3, and an insulation tank end cover fixing connecting rod 12 is installed between the insulation tank upper end cover 1 and the insulation tank lower end cover 13. The insulation tank end cover fixing connecting rod 12 strengthens the connection between the insulation tank upper end cover 1 and the insulation tank lower end cover 13, making the equipment not easy to fall off and enhancing the stability of the equipment.

[0028] An upper insulation tank fixing rubber ring 5 is installed between the insulation tank body 3 and the upper end cover 1 of the insulation tank, and a lower insulation tank fixing rubber ring 6 is installed between the insulation tank body 3 and the lower end cover 13 of the insulation tank. The upper insulation tank fixing rubber ring 5 and the lower insulation tank fixing rubber ring 6 enhance the sealing performance of the insulation tank body 3.

[0029] Through the above technical solution:

[0030] When in use, the absorbent tank is connected to the hot water pipe on the diver's hot water suit, and hot water enters through the water inlet 11 of the insulation tank, flows around the medicine tank body 10 along the water conduit in the insulation tank body 3, and the hot water is recovered from the water outlet 4 of the insulation tank, and then flows back to the hot water suit, thereby providing a small environment suitable for chemical reactions for the carbon dioxide absorbent in the deep-sea cold water environment, so that the carbon dioxide absorbent can maintain the most efficient absorption rate, effectively utilize the hot water resources carried by the deep-sea diver himself, and ensure that the reaction mechanism of the carbon dioxide absorbent is on standby at any time in the deep-sea low-temperature environment, so that when the diver uses the respirator at any time, the carbon dioxide absorbent loaded inside can immediately start the chemical reaction to purify the carbon dioxide in the exhaled gas and avoid the diver from being poisoned.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat-insulating carbon dioxide absorbent tank for deep diving, characterized in that: include: The invention discloses an insulation tank upper end cover (1), wherein an insulation tank body (3) is arranged below the insulation tank upper end cover (1), a medicine tank body (10) is arranged inside the insulation tank body (3), an upper medicine tank filter (9) is installed above the medicine tank body (10), a lower medicine tank filter (16) is installed below the medicine tank body (10), a connecting rod bracket (15) is installed inside the medicine tank body (10), a connecting rod body (14) is fixed on the connecting rod bracket (15), a medicine tank filter base (17) is arranged at the bottom end of the lower medicine tank filter (16), and a hexagonal nut (19) is installed between the lower medicine tank filter (16) and the medicine tank filter base (17).

2. The heat-insulating carbon dioxide absorbent tank for deep diving according to claim 1, characterized in that: A filter fixing handle (7) is installed on the filter screen (9) on the medicine tank, and a spring (8) is installed between the filter screen fixing handle (7) and the filter screen (9) on the medicine tank.

3. A heat-insulating carbon dioxide absorbent tank for deep diving according to claim 2, characterized in that: An air inlet interface (2) is provided on the upper end cover (1) of the heat preservation tank, and an air outlet interface (18) is provided at the bottom end of the medicine tank body (10).

4. The heat-insulating carbon dioxide absorbent tank for deep diving according to claim 3, characterized in that: A heat preservation tank water outlet (4) is provided below the side wall of the heat preservation tank body (3), a heat preservation tank water inlet (11) is provided above the side wall of the heat preservation tank body (3), and a "spiral ladder" type water guide pipe is provided inside the heat preservation tank body (3).

5. The heat-insulating carbon dioxide absorbent tank for deep diving according to claim 4, characterized in that: A lower end cover (13) of the heat preservation tank is provided below the heat preservation tank body (3), and a heat preservation tank end cover fixing connecting rod (12) is installed between the upper end cover (1) of the heat preservation tank and the lower end cover (13).

6. The heat-insulating carbon dioxide absorbent tank for deep diving according to claim 5, characterized in that: An upper heat-insulating tank fixing rubber ring (5) is installed between the heat-insulating tank body (3) and the upper end cover (1) of the heat-insulating tank, and a lower heat-insulating tank fixing rubber ring (6) is installed between the heat-insulating tank body (3) and the lower end cover (13) of the heat-insulating tank.

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