Supercharging water supply device for fire-fighting equipment

Abstract

The embodiment of the utility model provides a pressurization water supply device for fire-fighting equipment, and relates to the technical field of fire-fighting pressurization water supply. The pressurization water supply device for the fire-fighting equipment comprises a base, a tank body is installed at the upper end of the base, a water outlet of the tank body is connected with a water inlet of a conveying pipe, a water outlet of the conveying pipe is connected with a centrifugal pump, a connecting pipe is installed at a water outlet of the centrifugal pump, a first air cylinder is installed at the upper end of the tank body, and the piston end of the first air cylinder is connected with an adjusting mechanism. A scraper I is mounted at the lower end of the adjusting mechanism. Impurities on the inner wall of the tank body are cleaned by the first scraper blade under the pushing of the first air cylinder, the impurities are retained on the lower side of the first scraper blade, water can penetrate through the filter screen, so that the impurities are blocked at the bottom of the tank body, the connecting block is pushed by the second air cylinder to move, the filter screen is sealed by the sealing plate, and at the moment, the tank body is divided into two spaces. Sewage containing impurities can be conveniently discharged from the bottom of the tank body, the situation that a large amount of water in the tank body is discharged is avoided, and waste of resources is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of fire fighting pressurized water supply, in particular to a fire fighting facility pressurized water supply device. Background Technique

[0002] The pressurized water supply equipment for fire fighting engineering is a fire fighting special pressurized and stabilized water supply equipment designed and manufactured with reference to national building standards and the like. The equipment is composed of a diaphragm type air pressure tank, a booster pump, an electric control box, instruments, pipeline accessories, etc., and is applicable to various fire fighting water supply systems such as the fire hydrant water supply system and the automatic sprinkler fire extinguishing system with pressurization requirements in multi-storey and high-rise building projects.

[0003] According to the Chinese patent publication number: CN216428419U, a pressurized water supply device for building fire fighting facilities engineering is disclosed, including a tank body and a cleaning component; Tank body: A bracket is fixedly connected to the lower end of its outer arc surface, a connecting cylinder is provided at the upper end of the side wall of the tank body, the inside of the connecting cylinder is communicated with the inside of the tank body, a water inlet pipe is provided at the water inlet provided on the right side wall of the connecting cylinder, a water outlet pipe is provided at the lower end of the side wall of the tank body, a centrifugal pump is connected in series in the middle of the water outlet pipe, and the input end of the centrifugal pump is electrically connected to the output end of an external control switch; Cleaning component: Rotationally connected to the middle of the tank body, a sealing component is provided at the upper end of the cleaning component, and the sealing component is fixedly connected to the upper end inner wall of the tank body. The cleaning component includes a rotating shaft and a spiral scraping blade. The rotating shaft is rotatably connected to the inner wall of a circular hole provided at the top of the tank body. This pressurized water supply device for building fire fighting facilities engineering is convenient for quickly cleaning the inside of the tank body and prolongs the overall service life of the device.

[0004] Since the pressurized water supply device is in a long-term deactivated state and is only used in emergency situations, sediment and moss are likely to form inside the tank body after a long time of placement. Therefore, it needs to be cleaned, and traditional cleaning methods often require a large amount of liquid in the tank to be drained for thorough cleaning. This not only wastes a large amount of water resources but also may cause losses of valuable liquid products. Content of the Utility Model

[0005] The purpose of the utility model is to provide a fire fighting facility pressurized water supply device, which can avoid the situation that traditional cleaning methods often require a large amount of liquid in the tank to be drained for thorough cleaning. This not only wastes a large amount of water resources but also may cause losses of valuable liquid products.

[0006] The utility model provides a pressure boosting water supply device for fire-fighting facilities, which comprises a base. A tank body is installed at the upper end of the base. The water outlet of the tank body is connected to the water inlet of a conveying pipe. The water outlet of the conveying pipe is connected to a centrifugal pump. A connecting pipe is installed at the water outlet of the centrifugal pump. A cylinder I is installed at the upper end of the tank body. The piston end of the cylinder I is connected to an adjusting mechanism. A scraping plate I is installed at the lower end of the adjusting mechanism. The outer side of the scraping plate I is attached to the inner wall of the tank body. A filter screen is arranged at the center of the scraping plate I, and impurities are separated by the scraping plate I.

[0007] Preferably, the adjusting mechanism comprises a hollow rod connected to the cylinder I. A transition rod is connected to the lower end of the hollow rod. A connecting rod is arranged at the lower end of the transition rod.

[0008] Preferably, the scraping plate I is fixedly connected to the upper end of the connecting rod.

[0009] Preferably, sliding grooves II are formed on both sides of the connecting rod. Scraping plates II are slidably connected in the sliding grooves II. The scraping plates II are located below the scraping plate I. A cylinder III is installed inside the upper end of the connecting rod. The piston end of the cylinder III is connected to the scraping plates II.

[0010] Preferably, the scraping plates II are of a hollow structure.

[0011] Preferably, sliding grooves I are formed on both sides of the transition rod. The sliding grooves I are slidably connected to connecting blocks. A sealing plate is connected to the lower end of the connecting block. A cylinder II is installed inside the hollow rod. The piston end of the cylinder II is connected to the connecting block.

[0012] Preferably, the sealing plate seals the filter screen.

[0013] Preferably, a valve is installed at the drain outlet formed at the bottom of the tank body. A sealing sleeve is arranged at the bottom of the drain outlet. A sewage bucket is placed inside the sealing sleeve.

[0014] Preferably, an installation groove is formed at the upper end of the base. A lead screw is rotatably arranged inside the installation groove. The lead screw is in threaded connection with a conveying plate. The sewage bucket is located at the upper end of the conveying plate.

[0015] Preferably, one end of the lead screw penetrates through the installation groove and is connected to a driven wheel. A driving wheel is rotatably arranged on the side wall of the base. The driving wheel is meshed with the driven wheel. The driving wheel is driven by a motor.

[0016] Compared with the prior art, the pressure boosting water supply device for fire-fighting facilities provided by the embodiment of the utility model:

[0017] 1. Through the pushing of the first cylinder, the first scraper cleans the impurities on the inner wall of the tank. The impurities stay on the lower side of the first scraper, while water can pass through the filter screen, thus blocking the impurities at the bottom of the tank. By using the second cylinder to push the connecting block to move, the sealing plate seals the filter screen. At this time, the tank is divided into two spaces, which facilitates the discharge of the sewage containing impurities from the bottom of the tank, avoids the situation of discharging a large amount of water in the tank, and reduces the waste of resources.

[0018] 2. Through the pushing of the third cylinder, the second scraper scrapes the bottom of the tank, thus assisting the use of the first scraper, expanding the range of cleaning the inner wall of the tank, and improving the cleaning effect of the tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0020] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present utility model;

[0021] Figure 2 It is a partial schematic diagram of the overall structure of an embodiment of the present utility model;

[0022] Figure 3 It is a schematic diagram of the connection state of the conveying plate and the lead screw structure of an embodiment of the present utility model;

[0023] Figure 4 It is a sectional view schematic diagram of the tank structure of an embodiment of the present utility model;

[0024] Figure 5 It is a sectional view schematic diagram of the adjusting mechanism structure of an embodiment of the present utility model;

[0025] Figure 6 It is a schematic diagram of the structure of the first scraper of an embodiment of the present utility model;

[0026] Figure 7 It is a schematic diagram of the structure of the sealing plate of an embodiment of the present utility model;

[0027] Figure 8 It is a plan view schematic diagram of the structure of the first chute and the second chute of an embodiment of the present utility model.

[0028] Reference numerals:

[0029] 1. Base; 2. Tank body; 3. Delivery pipe; 4. Centrifugal pump; 5. Connecting pipe; 6. First cylinder; 7. Hollow rod; 8. Transition rod; 9. Connecting block; 10. Sealing plate; 11. Connecting rod; 12. First scraper; 13. Filter screen; 14. Second scraper; 15. Second cylinder; 16. Third cylinder; 17. First chute; 18. Second chute; 19. Valve; 20. Sealing sleeve; 21. Installation groove; 22. Driving wheel; 23. Driven wheel; 24. Lead screw; 25. Delivery plate; 26. Sewage bucket. Detailed implementation manners

[0030] The following will, with reference to the accompanying drawings, elaborate on some implementation manners of the present utility model. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0031] Please refer to Figures 1 to 8 , an embodiment of the present utility model provides a fire-fighting facility pressurized water supply device, including a base 1, a tank body 2 is installed at the upper end of the base 1, the water outlet of the tank body 2 is connected to the water inlet of the delivery pipe 3, the water outlet of the delivery pipe 3 is connected to a centrifugal pump 4, and a connecting pipe 5 is installed at the water outlet of the centrifugal pump 4, and the connecting pipe 5 is used to connect to an external pipeline.

[0032] In order to clean the impurities on the inner wall of the tank body 2, a first cylinder 6 is installed at the upper end of the tank body 2, the piston end of the first cylinder 6 is connected to an adjusting mechanism, the adjusting mechanism includes a hollow rod 7 connected to the first cylinder 6, the lower end of the hollow rod 7 is connected to a transition rod 8, and a connecting rod 11 is arranged at the lower end of the transition rod 8.

[0033] Among them, the first scraper 12 is fixedly connected to the upper end of the connecting rod 11, and the first cylinder 6 can push the hollow rod 7 downward, so as to make the first scraper 12 clean the inner wall of the tank body 2, thereby isolating the impurities under the first scraper 12.

[0034] Furthermore, second chutes 18 are opened on both sides of the connecting rod 11, a second scraper 14 is slidably connected in the second chutes 18, the second scraper 14 is located under the first scraper 12, the second scraper 14 cleans the bottom of the tank body 2, and assists the first scraper 12 to clean the positions that the first scraper 12 cannot clean. At the same time, a third cylinder 16 is installed inside the upper end of the connecting rod 11, and the piston end of the third cylinder 16 is connected to the second scraper 14, and by the push of the third cylinder 16, the automatic cleaning of the second scraper 14 is realized.

[0035] In addition, the second scraper 14 is of a hollow structure, which does not affect the flow of water in the tank body 2.

[0036] A filter screen 13 is arranged at the center of the first scraper 12, the impurities are separated by the first scraper 12, and the water can enter the upper part of the tank body 2 through the filter screen 13, and the filter screen 13 serves the purpose of blocking the floating of impurities.

[0037] Furthermore, sliding grooves 17 are formed on both sides of the transition rod 8. The sliding grooves 17 are slidably connected to the connecting block 9. The lower end of the connecting block 9 is connected to a sealing plate 10. A cylinder two 15 is installed inside the hollow rod 7. The piston end of the cylinder two 15 is connected to the connecting block 9. By the push of the cylinder two 15, the sealing plate 10 enters the groove at the upper end of the filter screen 13 to seal the filter screen 13, dividing the tank body 2 into two parts. At this time, it is convenient to discharge the sewage containing impurities below the first scraper 12.

[0038] A valve 19 is installed at the drain port formed at the bottom of the tank body 2. A sealing sleeve 20 is provided at the bottom of the drain port. A sewage bucket 26 is placed inside the sealing sleeve 20. When the valve 19 is opened, the sewage enters the sewage bucket 26, and the sealing sleeve 20 prevents the sewage from splashing.

[0039] An installation groove 21 is formed at the upper end of the base 1. A lead screw 24 is rotatably arranged inside the installation groove 21. The lead screw 24 is threadedly connected to the conveying plate ۲۵. The sewage bucket 26 is located above the conveying plate 25. At the same time, one end of the lead screw 24 penetrates through the installation groove 21 and is connected to the driven wheel 23. A driving wheel 22 is rotatably arranged on the side wall of the base 1. When the driving wheel 22 is driven to rotate by a motor, through the engagement of the driving wheel 22 and the driven wheel 23, the driven wheel۲۳ drives the lead screw 24 to rotate, moving the sewage bucket 26 out of the sealing sleeve 20, facilitating the treatment of the sewage.

[0040] In summary, the working principle of a fire-fighting facility pressurized water supply device according to an embodiment of the present invention is as follows: By the push of the cylinder one 6, the first scraper 12 cleans the impurities on the inner wall of the tank body 2. The impurities remain below the first scraper 12, while the water can pass through the filter screen 13, thus blocking the impurities at the bottom of the tank body 2. By the push of the cylinder two 15, the connecting block 9 is moved, and the sealing plate 10 seals the filter screen 13. At this time, the tank body 2 is divided into two spaces, facilitating the discharge of the sewage containing impurities from the bottom of the tank body 2.

[0041] The above is only the preferred embodiment of the present invention and is not used to limit the present invention. For those skilled in the art, the present invention can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A pressure boosting water supply device for fire fighting facilities, comprising a base (1), characterized in that: The upper end of the base (1) is provided with a tank body (2). The water outlet of the tank body (2) is connected to the water inlet of a delivery pipe (3). The water outlet of the delivery pipe (3) is connected to a centrifugal pump (4). A connecting pipe (5) is installed at the water outlet of the centrifugal pump (4). A cylinder one (6) is installed at the upper end of the tank body (2). The piston end of the cylinder one (6) is connected to an adjusting mechanism. A scraper one (12) is installed at the lower end of the adjusting mechanism. The outer side of the scraper one (12) is in contact with the inner wall of the tank body (2). A filter screen (13) is arranged at the center of the scraper one (12). Impurities are separated by the scraper one (12).

2. The fire-fighting facility pressurized water supply device according to claim 1, characterized in that: The adjusting mechanism includes a hollow rod (7) connected to the cylinder one (6). The lower end of the hollow rod (7) is connected to a transition rod (8). A connecting rod (11) is arranged at the lower end of the transition rod (8).

3. The fire-fighting facility pressurized water supply device according to claim 2, wherein: The scraper one (12) is fixedly connected to the upper end of the connecting rod (11).

4. The fire-fighting facility pressurized water supply device according to claim 3, wherein: Chute two (18) is formed on both sides of the connecting rod (11). A scraper two (14) is slidably connected in the chute two (18). The scraper two (14) is located below the scraper one (12). A cylinder three (16) is installed inside the upper end of the connecting rod (11). The piston end of the cylinder three (16) is connected to the scraper two (14).

5. The fire-fighting facility pressurized water supply device according to claim 4, characterized in that: The scraper two (14) is of a hollow structure.

6. The fire-fighting facility pressurized water supply device according to claim 5, characterized in that: Chute one (17) is formed on both sides of the transition rod (8). The chute one (17) is slidably connected to a connecting block (9). A sealing plate (10) is connected to the lower end of the connecting block (9). A cylinder two (15) is installed inside the hollow rod (7). The piston end of the cylinder two (15) is connected to the connecting block (9).

7. The pressurized water supply device for fire fighting facilities according to claim 6, characterized in that: The sealing plate (10) seals the filter screen (13).

8. The fire-fighting facility pressurized water supply device according to claim 1, characterized in that: A valve (19) is installed at the drain outlet formed at the bottom of the tank body (2). A sealing sleeve (20) is arranged at the bottom of the drain outlet. A sewage bucket (26) is placed inside the sealing sleeve (20).

9. The fire-fighting facility pressurized water supply device according to claim 8, characterized in that: An installation groove (21) is formed at the upper end of the base (1). A lead screw (24) is rotatably arranged inside the installation groove (21). The lead screw (24) is threadedly connected to a conveying plate (25). The sewage bucket (26) is located at the upper end of the conveying plate (25).

10. The fire-fighting facility pressurized water supply device according to claim 9, characterized in that: One end of the lead screw (24) penetrates through the installation groove (21) and is connected to a driven wheel (23). A driving wheel (22) is rotatably arranged on the side wall of the base (1). The driving wheel (22) is engaged with the driven wheel (23). The driving wheel (22) is driven by a motor.

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