High-pressure water mist fire extinguishing device

Abstract

The utility model discloses a high-pressure water mist fire extinguishing device, which belongs to the technical field of high-pressure water atomization and comprises a pump machine body, a water tank is fixed on the upper portion of the pump machine body, a filtering mechanism is arranged inside the water tank and comprises an outer blocking filtering hole cylinder and an inner blocking filtering hole cylinder, the outer blocking filtering hole cylinder is fixed at the center of the inner bottom wall of the water tank, and the inner blocking filtering hole cylinder is fixed at the center of the inner bottom wall of the water tank. The inner blocking filter hole cylinder is arranged in the inner area of the outer blocking filter hole cylinder, a rotary anti-blocking mechanism is arranged at the position, located outside the outer blocking filter hole cylinder, in an inner cavity of the water tank, the rotary anti-blocking mechanism comprises a wall attaching scraping plate and a rotary disc, and the wall attaching scraping plate is attached to the outer portion of the outer blocking filter hole cylinder; by means of the rotary anti-blocking mechanism, the rotary disc rotates to drive the inner blocking filter hole cylinder to rotate in the outer blocking filter hole cylinder, and meanwhile, the wall attaching scraping plate is attached to the outer wall of the outer blocking filter hole cylinder to rotate, so that the trouble that filter holes of the outer blocking filter hole cylinder and the inner blocking filter hole cylinder are blocked in the impurity filtering process can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to high pressure water atomization technical field, especially relates to a high pressure fine water mist fire extinguishing device. BACKGROUND

[0002] High pressure fine water mist fire extinguishing system is the technology that high pressure pump pressurizes water, generates fine water mist particle through special nozzle and extinguishes fire, water mist particle absorbs heat rapidly, reduces combustion area temperature;Choking effect: water vapor dilutes oxygen, makes combustion unable to continue;Heat radiation shielding: forms barrier and reduces heat radiation transmission;Wetting inhibition: wet combustible surface, reduces temperature and heat release rate;Mainly includes high pressure pump group, fine water mist nozzle, water storage bottle group, control valve and other components, high pressure fine water mist fire extinguishing system is widely applied in modern fire fighting field with its high efficiency, environmental protection, wide application range and other advantages.

[0003] At present, fire water is sprayed out after fine water atomization treatment and extinguishes fire, which makes water quality cleanliness requirement higher, various impurities are contained in existing fire water, which makes the water quality in the water tank in high pressure fine water mist fire extinguishing unit not high, once the impurities are large, there is the risk of blocking the nozzle in the fine water atomization process, and sometimes the operation of setting filter screen before water tank drainage cannot efficiently filter out impurities of different particle sizes, small particle impurities also easily block the nozzle, and the impurities filtered out by the filter screen are easy to block the filter hole after accumulation and affect the drainage passing efficiency. UTILITY MODEL CONTENTS

[0004] The utility model discloses a high pressure fine water mist fire extinguishing device to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a high pressure fine water mist fire extinguishing device, including pump machine body, the upper portion of pump machine body is fixed with water tank, the inside of water tank is provided with filter mechanism, filter mechanism includes outer blocking filter hole barrel and inner blocking filter hole barrel, the inner bottom wall center of outer blocking filter hole barrel is fixed, and inner blocking filter hole barrel is arranged in the inside area of outer blocking filter hole barrel, the inside chamber of water tank is located outside outer blocking filter hole barrel and is provided with rotation anti -blocking mechanism, rotation anti -blocking mechanism includes wall -hugging scraper and rotary disc, wall -hugging scraper is attached to the outside of outer blocking filter hole barrel, and rotary disc is fixed at the upper end surface of inner blocking filter hole barrel.

[0006] It is worth mentioning in the scheme that inner blocking filter hole barrel rotationally connects in the inside chamber of outer blocking filter hole barrel, and the lower end surface of outer blocking filter hole barrel is provided with the communicating port.

[0007] It is further worth mentioning that the inner bottom wall of water tank is embedded and fixed with water outlet, and the communicating port hole position of outer blocking filter hole barrel is aligned with water outlet.

[0008] Further need to explain is, the inside of the water tank is provided with water storage chamber, the upper end surface of the water tank is provided with the access hole.

[0009] As a preferred implementation, the support of the water tank inner wall is fixed with a drive motor, and the output end of the drive motor is fixed with a second gear.

[0010] As a preferred implementation, the upper end surface of the rotating disc is fixed with a first gear, the first gear is arranged on one side of the second gear, and the first gear is meshed with the second gear.

[0011] Further worth mentioning is that the gap is arranged between the outer blocking filter hole cylinder and the inner blocking filter hole cylinder, and the filter hole diameter of the outer blocking filter hole cylinder is greater than that of the inner blocking filter hole cylinder.

[0012] Further worth mentioning is that the upper end port cover of the water tank is provided with an access door, the upper portion of the pump body is provided with an electrical control cabinet, and the outer arc surface of the wall-adhering scraper is fixed with a stirring rod.

[0013] Compared with the prior art, the high-pressure water mist fire extinguishing device provided by the utility model has at least the following beneficial effects:

[0014] The rotating disc rotates to drive the inner blocking filter hole cylinder to rotate in the outer blocking filter hole cylinder, and the wall-adhering scraper rotates on the outer wall of the outer blocking filter hole cylinder, so that the filter hole blockage of the outer blocking filter hole cylinder and the inner blocking filter hole cylinder in the process of filtering impurities is reduced.

[0015] The cooperation of the outer blocking filter hole cylinder and the inner blocking filter hole cylinder can guarantee the cleanliness of the water tank drainage, so that the impurities are discharged and the trouble of blocking the atomizing nozzle is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure perspective view of the utility model;

[0017] Figure 2 It is the water tank structure perspective view of the utility model;

[0018] Figure 3 It is the water tank cross section structure perspective view of the utility model;

[0019] Figure 4 It is the inner blocking filter hole cylinder structure perspective view of the utility model;

[0020] Figure 5 It is the outer blocking filter hole cylinder structure perspective view of the utility model.

[0021] In the figure: 1, pump machine body; 2, electrical control cabinet; 3, water tank; 4, access door; 5, access hole; 6, water storage chamber; 7, water outlet; 8, outer blocking filter hole cylinder; 9, inner blocking filter hole cylinder; 10, wall-adhering scraper; 11, rotating disc; 12, stirring rod; 13, first gear; 14, driving motor; 15, second gear. DETAILED DESCRIPTION

[0022] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0023] Please refer to Figures 1-5 , the present application provides a high-pressure water mist fire extinguishing device, including pump machine body 1, the upper part of pump machine body 1 is fixed with water tank 3, the inside of water tank 3 is provided with filter mechanism, filter mechanism includes outer blocking filter hole cylinder 8 and inner blocking filter hole cylinder 9, outer blocking filter hole cylinder 8 is fixed at the center of the inner bottom wall of water tank 3, inner blocking filter hole cylinder 9 is arranged in the internal region of outer blocking filter hole cylinder 8, the inner cavity of water tank 3 is provided with rotating anti-blocking mechanism outside outer blocking filter hole cylinder 8, rotating anti-blocking mechanism includes wall-adhering scraper 10 and rotating disc 11, wall-adhering scraper 10 is attached to the outside of outer blocking filter hole cylinder 8, rotating disc 11 is fixed at the upper end surface of inner blocking filter hole cylinder 9.

[0024] Further as Figure 1 , Figure 2 and Figure 5 shown, it is worth noting that inner blocking filter hole cylinder 9 is rotatably connected in the inner cavity of outer blocking filter hole cylinder 8, and the lower end surface of outer blocking filter hole cylinder 8 is provided with a communication opening.

[0025] Further as Figure 5 shown, it is worth noting that the inner bottom wall of water tank 3 is embedded with water outlet 7, and the communication opening hole of outer blocking filter hole cylinder 8 is aligned with water outlet 7.

[0026] The present scheme has the following working process: in use, the water stored in water tank 3 is pressurized by the pump machine and sprayed out as high-pressure water mist by the atomizing nozzle for fire extinguishing operation, in the use process of water tank 3, the driving motor 14 is started to drive the second gear 15 and the first gear 13 to rotate, so that the rotating disc 11 rotates to drive the inner blocking filter hole cylinder 9 to rotate in the inner cavity of outer blocking filter hole cylinder 8, and the wall-adhering scraper 10 rotates on the outer wall of outer blocking filter hole cylinder 8, so that the filter hole blockage of outer blocking filter hole cylinder 8 and inner blocking filter hole cylinder 9 in the process of filtering impurities can be reduced.

[0027] According to the above working process can be known: rotating disc 11 rotation can drive the inner filter hole cylinder 9 in the internal rotation of the outer filter hole cylinder 8, while the wall scraping plate 10 is attached to the outer wall of the outer filter hole cylinder 8 rotation, so as to reduce the outer filter hole cylinder 8 and the inner filter hole cylinder 9 in the process of filtering impurities filter hole plugging trouble.

[0028] Further as Figure 1 , Figure 2 and Figure 4 shown, it is worth to be explained in particular, the inside of the water tank 3 is provided with water storage room 6, the upper end surface of water tank 3 is provided with access hole 5.

[0029] Further as Figure 4 shown, it is worth to be explained in particular, the inner wall of the water tank 3 is fixed with drive motor 14 on the support, the output end of drive motor 14 is fixed with second gear 15.

[0030] Further as Figure 1 shown, it is worth to be explained in particular, the upper end surface of rotating disc 11 is fixed with first gear 13 in the center, first gear 13 is arranged on one side of second gear 15, first gear 13 is engaged with second gear 15.

[0031] Further as Figure 1 shown, it is worth to be explained in particular, the gap is arranged between the outer filter hole cylinder 8 and the inner filter hole cylinder 9, the filter hole diameter of the outer filter hole cylinder 8 is greater than the filter hole diameter of the inner filter hole cylinder 9, in the process of use, the outer filter hole cylinder 8 prefiltering the water discharge of water tank 3 to remove larger impurities to realize rough filtering, while the inner filter hole cylinder 9 is arranged in the internal area of the outer filter hole cylinder 8 to remove smaller impurities to realize filtering, the cooperation of the outer filter hole cylinder 8 and the inner filter hole cylinder 9 can guarantee the cleanliness of the water tank 3 discharge, so as to reduce the trouble of impurity discharge and blocking the atomizing nozzle.

[0032] Further as Figure 1 shown, it is worth to be explained in particular, the upper end port cover of water tank 3 is provided with access door 4, the upper part of pump body 1 is provided with electrical control cabinet 2, the outer arc surface of wall scraping plate 10 is fixed with stirring rod 12.

[0033] In summary: rotating disc 11 rotation can drive the inner filter hole cylinder 9 in the internal rotation of the outer filter hole cylinder 8, while the wall scraping plate 10 is attached to the outer wall of the outer filter hole cylinder 8 rotation, so as to reduce the outer filter hole cylinder 8 and the inner filter hole cylinder 9 in the process of filtering impurities filter hole plugging trouble; the cooperation of the outer filter hole cylinder 8 and the inner filter hole cylinder 9 can guarantee the cleanliness of the water tank 3 discharge, so as to reduce the trouble of impurity discharge and blocking the atomizing nozzle.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Although embodiments of the present application have been shown and described, this does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation made by using the content of the present application specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present application. With regard to the embodiment content of the present application, it can be understood by those skilled in the art that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principle and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-pressure water mist fire extinguishing apparatus comprising a pump unit body (1), characterized in that: The upper portion of the pump body (1) is fixed with a water tank (3), the inside of the water tank (3) is provided with a filtering mechanism, the filtering mechanism comprises an outer blocking filter hole cylinder (8) and an inner blocking filter hole cylinder (9), the outer blocking filter hole cylinder (8) is fixed at the center of the inner bottom wall of the water tank (3), the inner blocking filter hole cylinder (9) is arranged in the inner area of the outer blocking filter hole cylinder (8), the inner cavity of the water tank (3) is provided with a rotation anti-blocking mechanism outside the outer blocking filter hole cylinder (8), the rotation anti-blocking mechanism comprises a wall-adhering scraper (10) and a rotating disc (11), the wall-adhering scraper (10) is attached to the outside of the outer blocking filter hole cylinder (8), and the rotating disc (11) is fixed at the upper end face of the inner blocking filter hole cylinder (9).

2. A high pressure water mist fire suppression device according to claim 1, wherein: The inner blocking filter hole cylinder (9) is rotationally connected in the inner cavity of the outer blocking filter hole cylinder (8), and the lower end face of the outer blocking filter hole cylinder (8) is provided with a communication port.

3. A high pressure water mist fire suppression device according to claim 2, wherein: The inner bottom wall of the water tank (3) is embedded and fixed with a water outlet (7), and the water outlet (7) is aligned with the communication port hole of the outer blocking filter hole cylinder (8).

4. A high pressure water mist fire suppression device according to claim 3, wherein: The inside of the water tank (3) is provided with a water storage chamber (6), and the upper end face of the water tank (3) is provided with an access hole (5).

5. A high pressure water mist fire suppression device according to claim 4, wherein: The support of the inner wall of the water tank (3) is fixed with a driving motor (14), and the output end of the driving motor (14) is fixed with a second gear (15).

6. A high pressure water mist fire suppression device according to claim 5, wherein: The upper end face of the rotating disc (11) is fixed with a first gear (13), the first gear (13) is arranged on one side of the second gear (15), and the first gear (13) is in meshing connection with the second gear (15).

7. A high pressure water mist fire suppression device according to claim 6, wherein: The outer blocking filter hole cylinder (8) and the inner blocking filter hole cylinder (9) are provided with a gap, and the filter hole diameter of the outer blocking filter hole cylinder (8) is greater than that of the inner blocking filter hole cylinder (9).

8. A high pressure water mist fire suppression device according to claim 7, wherein: The upper end port cover of the water tank (3) is provided with an access door (4), the upper portion of the pump body (1) is provided with an electrical control cabinet (2), and the outer arc surface of the wall-adhering scraper (10) is fixed with a stirring rod (12).

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