Fire-fighting pressure water tank

Abstract

The invention discloses a fire-fighting pressure water cabinet, and relates to the field of fire-fighting pressure water cabinets, the fire-fighting pressure water cabinet comprises a water storage tank, the water storage tank is internally provided with a third rotating shaft, the outer side of the third rotating shaft is provided with a push plate, one side of the push plate is provided with an annular groove, and the interior of the annular groove is rotatably connected with a first circular ring; a first spiral blade ring is fixed to one side of the first circular ring, and a second circular ring is fixed to the position, located in the first spiral blade ring, of one side of the push plate. The push plate drives the rubber scraping strip and the first spiral blade ring to move towards one side, and the rubber scraping strip moves towards one side to scrape the inner wall of the water storage tank; the first spiral blade ring drives a second spiral blade ring to move towards one side, the second spiral blade ring moves towards one side and is matched with a third rotating shaft through threads to enable the second spiral blade ring to rotate, the second spiral blade ring rotates to stir impurities in water in the water storage tank and scraped impurities, and a third circular ring drives the second spiral blade ring to rotate and move front and back. And water in the water storage tank is pushed and stirred.

Description

Technical Field

[0001] The invention relates to the field of fire-fighting pressure water tanks, in particular to a fire-fighting pressure water tank. Background Art

[0002] Firefighting is to eliminate hidden dangers and prevent disasters. Its purpose is to reduce the degree of damage caused by fire, reduce casualties and property losses. Fire extinguishing agents and firefighting equipment are selected according to the nature of the fire, and firefighting tactics are correctly applied according to the fire situation. The main methods include fire blocking, setting up fire barriers, blocking fire paths, extinguishing residual fires and guarding the fire scene.

[0003] The existing device controls the switch of the water pump by the rise and fall of the water level, thereby realizing automatic water supply. When the water level rises, it will compress the air in the upper space, so that the water pressure of the entire water supply pipeline gradually increases. The fire water tank mainly plays the role of temporary water storage.

[0004] When the water level rises, it will compress the air in the upper space, causing the water pressure of the entire water supply pipeline to gradually increase. However, after the water level drops, the water pressure in the fire water tank is insufficient, and when the water stored inside is discharged, the impurities in the water will settle inside the fire water tank and cannot be discharged with the water flow. Summary of the invention

[0005] The purpose of the present invention is to provide a fire pressure water tank to solve the problem that the water pressure in the fire water tank is insufficient after the water level drops, and when the water stored inside is discharged, the impurities in the water will settle inside the fire water tank and cannot be discharged together with the water flow.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a fire-fighting pressure water tank, wherein a No. 3 rotating shaft is arranged inside the water storage tank, a push plate is arranged outside the No. 3 rotating shaft, an annular groove is arranged on one side of the push plate, a No. 1 circular ring is rotatably connected inside the annular groove, a No. 1 screw blade ring is fixed on one side of the No. 1 circular ring, a brush rod is arranged at the position of the screw blade of the No. 1 screw blade ring, a starting motor drives the No. 3 rotating shaft to rotate, the No. 3 rotating shaft drives the push plate to move to one side through the screw hole, the push plate drives the rubber scraper and the No. 1 screw blade ring to move to one side, and a No. 2 circular ring is fixed on one side of the push plate located inside the No. 1 screw blade ring The outer side of the No. 2 circular ring is provided with a curved groove, and the outer side of the curved groove is provided with a No. 3 circular ring. When the No. 2 spiral blade ring rotates, it drives the No. 3 circular ring to rotate, and the No. 3 circular ring slides inside the curved groove through a rotating column, so that the No. 3 circular ring moves back and forth, and the No. 3 circular ring drives the No. 2 spiral blade ring to rotate and move back and forth. The inner wall of the No. 3 circular ring is rotatably connected with a rotating column, and the No. 2 spiral blade ring is fixed on one side of the No. 3 circular ring, the No. 1 spiral blade ring drives the No. 2 spiral blade ring to move to one side, and the No. 2 spiral blade ring moves to one side and rotates the No. 2 spiral blade ring through a thread cooperating with the No. 3 rotating shaft, and the interior of the No. 2 spiral blade ring is provided with a thread.

[0007] As a further solution of the present invention: the rotating column is rotatably connected to the inside of the curved groove, a No. 2 tooth groove is provided on the other side of the No. 1 screw blade ring, the thread is in contact with the No. 3 rotating shaft, the motor is installed on one side of the water tank, the No. 2 screw blade ring rotates to stir the impurities in the water inside the water tank and the scraped impurities, and then discharge them through the water outlet, and the water inlet can be quickly added with water by reversing the motor, the output end of the motor is fixedly connected to the end of the No. 3 rotating shaft, and scrapers are provided at both ends of one side of the push plate.

[0008] As a further solution of the present invention: a rubber scraper is rotatably connected to one side of the outer side of the push plate, and the rubber scraper moves to one side to scrape the inner wall of the water tank. A screw hole is provided in the middle of the push plate, and the interior of the screw hole is located on the outer side of the No. 3 rotating shaft. A No. 1 tooth groove is provided at the head end of the outer side of the No. 3 rotating shaft.

[0009] As a further solution of the present invention: a water inlet is arranged on the top of the water tank, a water outlet is arranged at one end of the water tank, two ends of the push plate are rotatably connected with a third rotating shaft, a meshing first bevel gear is arranged at the bottom of the third rotating shaft, and the first bevel gear is meshed with the second tooth groove.

[0010] As a further solution of the present invention: a No. 2 bevel gear is fixed to the end of the No. 3 rotating shaft, a transmission belt is arranged on the outer side of the No. 2 bevel gear, a No. 3 gear is arranged on the four sides of the transmission belt, the No. 3 gear is respectively arranged at the four corners of one end of the push plate, and the outer end of the No. 3 gear is connected to the rubber scraper.

[0011] As a further solution of the present invention: an air pipe is arranged on one side of the top of the water tank, and a valve is arranged on one side of the air pipe. The No. 1 rotating shaft drives the valve to rotate for deflation to prevent the internal pressure of the water tank from being too high during discharge. The No. 1 rotating shaft is fixed to the bottom of the valve. When the No. 3 rotating shaft rotates, the No. 1 tooth groove drives the No. 2 rotating shaft to rotate, and the No. 2 rotating shaft drives the No. 1 rotating shaft to rotate through the wedge block and the wedge groove. A plurality of groups of wedge grooves are arranged on the top of the outer side of the No. 1 rotating shaft.

[0012] As a further solution of the present invention: a No. 2 rotating shaft is arranged at the bottom of the No. 1 rotating shaft, a plurality of groups of No. 1 grooves are arranged at the top of the No. 2 rotating shaft, a spring is arranged inside the No. 1 groove, a wedge block is arranged at the end of the spring, and the wedge block is in contact with the wedge groove.

[0013] As a further solution of the present invention: teeth are arranged at the bottom of the No. 2 rotating shaft. When the internal pressure of the water tank reaches a certain intensity, the wedge block will be squeezed by the wedge groove, so that the wedge block slides into the interior of the No. 1 groove through the spring, thereby preventing the internal pressure of the water tank from being too high and automatically deflated. A fixed block is arranged on the outer side of the No. 2 rotating shaft, and the fixed block is fixedly connected to one side of the water tank, and the teeth are meshed with the No. 1 tooth groove.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The No. 3 rotating shaft drives the push plate to move to one side through the screw hole, and the push plate drives the rubber scraper and the No. 1 screw blade ring to move to one side. The rubber scraper moves to one side to scrape the inner wall of the water tank. The No. 1 screw blade ring drives the No. 2 screw blade ring to move to one side. The No. 2 screw blade ring moves to one side and rotates through the threaded No. 3 rotating shaft to make the No. 2 screw blade ring rotate. The No. 2 screw blade ring rotates to stir the impurities in the water inside the water tank and the scraped impurities, and then discharges them through the water outlet. The water inlet can be quickly filled with water by reversing the motor;

[0016] 2. When the No. 3 rotating shaft rotates, the No. 1 tooth groove drives the No. 2 rotating shaft to rotate, and the No. 1 rotating shaft drives the valve to rotate to release air, so as to prevent the internal pressure of the water tank from being too high during discharge. When the internal pressure of the water tank reaches a certain intensity, the wedge block will be squeezed by the wedge groove, so that the wedge block slides into the No. 1 groove through the spring, so as to prevent the internal pressure of the water tank from being too high and automatically releasing air;

[0017] 3. When the No. 2 spiral ring rotates, the No. 3 circular ring rotates. The No. 3 circular ring slides inside the curved groove through the rotating column, so that the No. 3 circular ring moves forward and backward. The No. 3 circular ring drives the No. 2 spiral ring to rotate and move forward and backward, pushing and stirring the water inside the water tank, so that the No. 2 circular ring moves forward and backward. The No. 2 circular ring drives the No. 1 spiral ring to rotate and move forward and backward, pushing and stirring the water inside the water tank, and when the No. 1 spiral ring rotates and moves forward and backward, it drives the brush rod to move forward and backward to scrub the surface of the No. 2 spiral ring to prevent impurities in the water from sticking to the No. 1 spiral ring and changing the original shape of the No. 1 spiral ring. When the No. 1 spiral ring rotates, it drives the No. 1 bevel gear to rotate through the No. 2 tooth groove, the No. 1 bevel gear drives the No. 2 bevel gear to rotate, the No. 2 bevel gear drives the transmission belt to move, and the transmission belt drives the rubber scraper to rotate through the No. 3 gear, so that the surface of the rubber scraper contacts the scraper, so that the impurities attached to the rubber scraper are cleaned, and the impurities on the surface of the rubber scraper accumulate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the overall internal structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the generator of the present invention;

[0021] Figure 4 It is a schematic diagram of the push plate structure of the present invention;

[0022] Figure 5 This is a schematic diagram of the structure of the first and second spiral blade rings of the present invention;

[0023] Figure 6 It is a schematic diagram of the valve structure of the present invention;

[0024] Figure 7 for Figure 6 A is an enlarged view of the middle image.

[0025] In the figure: 1, water tank; 101, water inlet; 102, water outlet; 2, motor; 201, shaft No. 3; 202, tooth groove No. 1; 203, push plate; 204, screw hole; 205, rubber scraper; 206, annular groove; 207, scraper; 3, ring No. 1; 301, screw blade ring No. 1; 302, tooth groove No. 2; 303, ring No. 2; 304, curved groove; 305, ring No. 3; 306, rotating column; 3 07, No. 2 spiral blade ring; 308, thread; 309, brush rod; 4, No. 3 rotating shaft; 401, No. 1 bevel gear; 402, No. 2 bevel gear; 403, transmission belt; 404, No. 3 gear; 5, air pipe; 501, valve; 502, No. 1 rotating shaft; 503, wedge groove; 504, No. 2 rotating shaft; 505, No. 1 groove; 506, wedge block; 507, spring; 508, fixing block; 509, teeth. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1 , 2, 3, 4, 5. In the embodiment of the present invention, a fire-fighting pressure water tank includes a water storage tank 1. A No. 3 rotating shaft 201 is arranged inside the water storage tank 1. A push plate 203 is arranged on the outer side of the No. 3 rotating shaft 201. An annular groove 206 is arranged on one side of the push plate 203. A No. 1 circular ring 3 is rotatably connected to the inner side of the annular groove 206. A No. 1 screw blade ring 301 is fixed on one side of the No. 1 circular ring 3. A brush rod 309 is arranged on the position of the screw blade of the No. 1 screw blade ring 301. The starting motor 2 drives the No. 3 rotating shaft 201 to rotate. The No. 3 rotating shaft 201 drives the push plate 203 to move to one side through the screw hole 204. The push plate 203 drives the rubber scraper 205 and the No. 1 screw blade ring 301 to move to one side. A No. 2 circular ring 303 is fixed on one side of the push plate 203 inside the No. 1 screw blade ring 301. A curved Groove 304, a third circular ring 305 is arranged on the outer side of the curved groove 304, and when the second spiral blade ring 307 rotates, the third circular ring 305 is driven to rotate, and the third circular ring 305 slides inside the curved groove 304 through the rotating column 306, and the two ends of one side of the push plate 203 are provided with scrapers 207, so that the third circular ring 305 moves forward and backward, and the third circular ring 305 drives the second spiral blade ring 307 to rotate and move forward and backward, and the inner wall of the third circular ring 305 is connected with the rotating column 306 for rotation, and the second spiral blade ring 307 is fixed on one side of the third circular ring 305, and the first spiral blade ring 301 drives the second spiral blade ring 307 to move to one side, and the second spiral blade ring 307 moves to one side through the thread 308 to cooperate with the third rotating shaft 201 to rotate the second spiral blade ring 307, and the second spiral blade ring 307 is provided with a thread 308 inside;

[0028] The rotating column 306 is rotatably connected to the inside of the curved groove 304, a No. 2 tooth groove 302 is provided on the other side of the No. 1 screw blade ring 301, the thread 308 is in contact with the No. 3 rotating shaft 201, the motor 2 is installed on one side of the water tank 1, the No. 2 screw blade ring 307 rotates to stir the impurities and the scraped impurities in the water inside the water tank 1, and then discharges them through the water outlet 102, and the water inlet 101 can be quickly added with water by reversing the motor 2, the output end of the motor 2 is fixedly connected to the end of the No. 3 rotating shaft 201, and one side of the outer side of the push plate 203 is rotatably connected to a rubber scraper 205, and the rubber scraper 205 moves to one side to scrape the inner wall of the water tank 1, and a screw hole 204 is provided in the middle of the push plate 203, the interior of the screw hole 204 is located on the outer side of the No. 3 rotating shaft 201, and a No. 1 tooth groove 202 is provided at the head end of the outer side of the No. 3 rotating shaft 201.

[0029] In this embodiment, the third rotating shaft 201 drives the push plate 203 to move to one side through the screw hole 204, and the push plate 203 drives the rubber scraper 205 and the first screw ring 301 to move to one side. The rubber scraper 205 moves to one side to scrape the inner wall of the water storage tank 1, and the first screw ring 301 drives the second screw ring 307 to move to one side. The second screw ring 307 moves to one side and cooperates with the third rotating shaft 201 through the thread 308 to rotate the second screw ring 307. The second screw ring 307 rotates to the storage tank 1. The impurities in the water inside the water tank 1 are stirred with the scraped impurities and then discharged through the water outlet 102. The water inlet 101 can be quickly added with water by reversing the motor 2. When the No. 2 spiral blade ring 307 rotates, it drives the No. 3 circular ring 305 to rotate. The No. 3 circular ring 305 slides inside the curved groove 304 through the rotating column 306, so that the No. 3 circular ring 305 moves back and forth. The No. 3 circular ring 305 drives the No. 2 spiral blade ring 307 to rotate and move back and forth, thereby pushing and stirring the water inside the water tank 1.

[0030] Please refer to Figure 3 , 4, 5, 6, 7, the two ends of the push plate 203 are rotatably connected with the third rotating shaft 4, the bottom of the third rotating shaft 4 is provided with a meshing first bevel gear 401, the first bevel gear 401 is meshed with the second tooth groove 302, the end of the third rotating shaft 4 is fixed with a second bevel gear 402, the outer side of the second bevel gear 402 is provided with a transmission belt 403, the four sides of the transmission belt 403 are all provided with a third gear 404, the third gear 404 is respectively provided at the four corners of one end of the push plate 203, and the third gear 404 is respectively provided at the four corners of one end of the push plate 203, and the third gear 404 is provided at the four corners of the first end of the push plate 203. The end of the outer side of the wheel 404 is connected to the rubber scraper 205. The top of the water tank 1 is provided with a water inlet 101, and one end of the water tank 1 is provided with a water outlet 102. One side of the top of the water tank 1 is provided with an air pipe 5, and one side of the air pipe 5 is provided with a valve 501. The first rotating shaft 502 drives the valve 501 to rotate to deflate to prevent the internal pressure of the water tank 1 from being too high during discharge. The bottom of the valve 501 is fixed with the first rotating shaft 502. When the third rotating shaft 201 rotates, it drives the tooth groove 202 to rotate. The tooth 509 drives the second rotating shaft 504 to rotate, and the second rotating shaft 504 drives the first rotating shaft 502 to rotate through the wedge block 506 and the wedge groove 503. The top of the outer side of the first rotating shaft 502 is provided with multiple groups of wedge grooves 503, the bottom of the first rotating shaft 502 is provided with the second rotating shaft 504, and the top of the inside of the second rotating shaft 504 is provided with multiple groups of first grooves 505, and the inside of the first groove 505 is provided with a spring 507, and the end of the spring 507 is provided with a wedge block 506, and the wedge block 506 and the wedge groove 503 are connected. The second rotating shaft 504 is in contact with the first slot 505, and the bottom of the second rotating shaft 504 is provided with teeth 509. When the internal pressure of the water tank 1 reaches a certain intensity, the wedge block 506 will be squeezed by the wedge groove 503, so that the wedge block 506 slides into the first slot 505 through the spring 507 to prevent the internal pressure of the water tank 1 from being too high and automatically deflated. A fixed block 508 is provided on the outer side of the second rotating shaft 504, and the fixed block 508 is fixedly connected to one side of the water tank 1, and the teeth 509 are meshed with the first tooth groove 202.

[0031] In this embodiment: when the third rotating shaft 201 rotates, the tooth 509 drives the second rotating shaft 504 to rotate through the first tooth groove 202. The second rotating shaft 504 drives the first rotating shaft 502 to rotate through the wedge block 506 and the wedge groove 503. The first rotating shaft 502 drives the valve 501 to rotate to deflate, so as to prevent the internal pressure of the water storage tank 1 from being too high during discharge. When the internal pressure of the water tank 1 reaches a certain intensity, the wedge block 506 will be squeezed by the wedge groove 503, so that the wedge block 506 slides into the interior of the No. 1 groove 505 through the spring 507, and prevents the internal pressure of the water tank 1 from being too large and automatically deflated, so that the No. 2 circular ring 303 moves back and forth, and the No. 2 circular ring 303 drives the No. 1 spiral blade ring 301 to rotate and move back and forth, so as to push and stir the water inside the water tank 1, and when the No. 1 spiral blade ring 301 rotates and moves back and forth, it drives the brush rod 309 to move back and forth to brush the surface of the No. 2 spiral blade ring 307, so as to prevent impurities in the water from sticking to the No. 1 spiral blade ring 301 and changing the original shape of the No. 1 spiral blade ring 301. When the No. 1 spiral blade ring 301 rotates, it drives the No. 1 bevel gear 401 to rotate through the No. 2 tooth groove 302, the No. 1 bevel gear 401 drives the No. 2 bevel gear 402 to rotate, the No. 2 bevel gear 402 drives the transmission belt 403 to move, and the transmission belt 403 drives the rubber scraper 205 to rotate through the No. 3 gear 404, so that the surface of the rubber scraper 205 contacts the scraper 207, so that the impurities attached to the rubber scraper 205 are cleaned, and the impurities on the surface of the rubber scraper 205 accumulate.

[0032] Working principle: When draining water, the starting motor 2 drives the No. 3 rotating shaft 201 to rotate, the No. 3 rotating shaft 201 drives the push plate 203 to move to one side through the screw hole 204, the push plate 203 drives the rubber scraper 205 and the No. 1 screw blade ring 301 to move to one side, the rubber scraper 205 moves to one side to scrape the inner wall of the water storage tank 1, the No. 1 screw blade ring 301 drives the No. 2 screw blade ring 307 to move to one side, the No. 2 screw blade ring 307 moves to one side through the thread 308 to cooperate with the No. 3 rotating shaft 201 to rotate the No. 2 screw blade ring 307, the No. 2 screw blade ring 307 rotates to stir the impurities in the water inside the water storage tank 1 and the scraped impurities, and then discharges them through the water outlet 102, and the water inlet 101 can be quickly filled with water by reversing the motor 2;

[0033] When the third rotating shaft 201 rotates, the first tooth groove 202 drives the tooth 509 to drive the second rotating shaft 504 to rotate, and the second rotating shaft 504 drives the first rotating shaft 502 to rotate through the wedge block 506 and the wedge groove 503, and the first rotating shaft 502 drives the valve 501 to rotate to release air, so as to prevent the internal pressure of the water storage tank 1 from being too high during discharge. When the internal pressure of the water storage tank 1 reaches a certain intensity, the wedge block 506 will be squeezed by the wedge groove 503, so that the wedge block 506 slides into the inside of the first groove 505 through the spring 507, so as to prevent the internal pressure of the water storage tank 1 from being too high and automatically releasing air;

[0034] When the No. 2 spiral blade ring 307 rotates, it drives the No. 3 circular ring 305 to rotate. The No. 3 circular ring 305 slides inside the curved groove 304 through the rotating column 306, so that the No. 2 circular ring 303 moves back and forth. The No. 2 circular ring 303 drives the No. 1 spiral blade ring 301 to rotate and move back and forth, pushing and stirring the water inside the water tank 1. When the No. 1 spiral blade ring 301 rotates and moves back and forth, it drives the brush rod 309 to move back and forth to brush the surface of the No. 2 spiral blade ring 307 to prevent impurities in the water from sticking to the No. 1 spiral blade ring 301 and changing the original shape of the No. 1 spiral blade ring 301. When the No. 1 spiral blade ring 301 rotates, it drives the No. 1 bevel gear 401 to rotate through the No. 2 tooth groove 302, the No. 1 bevel gear 401 drives the No. 2 bevel gear 402 to rotate, the No. 2 bevel gear 402 drives the transmission belt 403 to move, and the transmission belt 403 drives the rubber scraper 205 to rotate through the No. 3 gear 404, so that the surface of the rubber scraper 205 contacts the scraper 207, so that the impurities attached to the rubber scraper 205 are cleaned, and the impurities on the surface of the rubber scraper 205 accumulate.

[0035] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fire-fighting pressure water tank, comprising a water storage tank (1), characterized in that: A third rotating shaft (201) is arranged inside the water storage tank (1), a push plate (203) is arranged outside the third rotating shaft (201), a ring groove (206) is arranged on one side of the push plate (203), a first circular ring (3) is rotatably connected inside the ring groove (206), a first spiral blade ring (301) is fixed on one side of the first circular ring (3), a brush rod (309) is arranged at the position of the spiral blade of the first spiral blade ring (301), and the push plate (203) is provided with a plurality of brush rods (309) at the positions of the spiral blades of the first spiral blade ring (301). A second circular ring (303) is fixed on one side of the first spiral blade ring (301), a curved groove (304) is arranged on the outer side of the second circular ring (303), a third circular ring (305) is arranged on the outer side of the curved groove (304), a rotating column (306) is rotatably connected to the inner wall of the third circular ring (305), a second spiral blade ring (307) is fixed on one side of the third circular ring (305), and a thread (308) is arranged on the inner side of the second spiral blade ring (307).

2. A fire-fighting pressure water tank according to claim 1, characterized in that: The rotating column (306) is rotatably connected to the inside of the curved groove (304); a second tooth groove (302) is provided on the other side of the first spiral blade ring (301); the thread (308) is in contact with the third rotating shaft (201); the motor (2) is installed on one side of the water tank (1); the output end of the motor (2) is fixedly connected to the end of the third rotating shaft (201); and scrapers (207) are provided at both ends of one side of the push plate (203).

3. A fire-fighting pressure water tank according to claim 1, characterized in that: A rubber scraper (205) is rotatably connected to one side of the outer side of the push plate (203), a screw hole (204) is provided in the middle of the push plate (203), the interior of the screw hole (204) is located on the outer side of the third rotating shaft (201), and a first tooth groove (202) is provided at the head end of the outer side of the third rotating shaft (201).

4. A fire-fighting pressure water tank according to claim 1, characterized in that: The top of the water tank (1) is provided with a water inlet (101), one end of the water tank (1) is provided with a water outlet (102), the two ends of the push plate (203) are rotatably connected to a third rotating shaft (4), the bottom of the third rotating shaft (4) is provided with a meshing first bevel gear (401), and the first bevel gear (401) is meshed with the second tooth groove (302).

5. A fire-fighting pressure water tank according to claim 4, characterized in that: A second bevel gear (402) is fixed to the end of the third rotating shaft (4), a transmission belt (403) is arranged on the outer side of the second bevel gear (402), and a third gear (404) is arranged on the four sides of the transmission belt (403). The third gear (404) is respectively arranged at the four corners of one end of the push plate (203), and the outer end of the third gear (404) is connected to the rubber scraper (205).

6. A fire-fighting pressure water tank according to claim 1, characterized in that: An air pipe (5) is provided on one side of the top of the water storage tank (1), a valve (501) is provided on one side of the air pipe (5), a first rotating shaft (502) is fixed at the bottom of the valve (501), and a plurality of groups of wedge-shaped grooves (503) are provided on the top of the outer side of the first rotating shaft (502).

7. A fire-fighting pressure water tank according to claim 6, characterized in that: A second rotating shaft (504) is arranged at the bottom of the first rotating shaft (502), a plurality of first slots (505) are arranged at the top of the second rotating shaft (504), a spring (507) is arranged inside the first slot (505), a wedge block (506) is arranged at the end of the spring (507), and the wedge block (506) is in contact with the wedge slot (503).

8. A fire-fighting pressure water tank according to claim 7, characterized in that: The bottom of the second rotating shaft (504) is provided with teeth (509), the outer side of the second rotating shaft (504) is provided with a fixing block (508), the fixing block (508) is fixedly connected to one side of the water storage tank (1), and the teeth (509) are meshed with the first tooth groove (202).

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