Anti-scaling steam boiler

Abstract

The utility model discloses an anti-scaling steam boiler, which relates to the technical field of steam boilers and comprises a water tank, a support frame fixedly arranged at the bottom of the water tank, a smoke pipe, an incineration chamber and the like mounted in the water tank, water supply pipes arranged on the front side and the rear side of the water tank, symmetrical spray heads arranged on the water supply pipes in the water tank, and a slide rail arranged between the two spray heads on the inner wall of the water tank. A water supply pump is arranged on the side edge of the water tank, a rotary valve ball is arranged in the adjusting valve and is hollow, the lower portion of the rotary valve ball is connected with the water supply pump through a bottom channel, a side edge channel is formed in the side edge of the rotary valve ball, and the side edge channel is connected with the water supply pipe on one side. The rotary valve ball is provided with a knob penetrating out of the adjusting valve. The water tank is simple in structure, capable of cleaning the inner wall of the water tank during water injection and preventing the inner wall from scaling, convenient to operate, high in practicability and suitable for popularization.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of steam boiler, concretely relates to a kind of anti-fouling steam boiler. BACKGROUND

[0002] Steam boiler can be divided into electric steam boiler, fuel oil steam boiler, gas steam boiler according to fuel;Steam boiler can be divided into manual combustion steam boiler and full-automatic chain combustion steam boiler according to fuel supply mode;According to structure, it can be divided into vertical steam boiler, horizontal steam boiler, small steam boiler is mostly vertical structure of single, double back, large steam boiler is mostly horizontal structure of three back.The water tank of steam boiler is prone to scale after being used for a period of time, and since the water tank of steam boiler is mostly closed structure, the inside is not easy to clean. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of anti-fouling steam boilers, simple structure can be cleaned to the inner wall of water tank when water injection, prevent inner wall scale, it is easy to operate, practical, suitable for promotion.

[0004] The utility model provides the following technical scheme: a kind of anti-fouling steam boiler, including water tank, the bottom of the water tank is fixed with support frame, smoke pipe, incinerator are installed in the water tank, water tank is equipped with water supply pipe on the two sides, the water supply pipe extends to the both ends of water tank, and symmetrically fixed with spray head in water tank, the inner wall of the water tank is fixed with slide rail between two spray heads, the scraping ring is slidably arranged on the slide rail, the scraping ring is attached to the inner wall of the water tank, and the scraping ring is fixed with impact plate at the position of spray head.

[0005] The middle part of the water supply pipe is equipped with regulating valve, the side of the water tank is equipped with water supply pump, the output end of the water supply pump is communicated with the bottom of regulating valve, the two sides of regulating valve are communicated with water supply pipe, the rotating valve ball is arranged in regulating valve, the rotating valve ball is hollow, and the lower portion is connected with water supply pump through bottom channel, the side of the rotating valve ball is equipped with side channel, the side channel is connected with water supply pipe on one side, and the rotating knob is fixed on the top of the rotating valve ball and penetrates regulating valve.

[0006] Preferably, the side of the water tank is fixed with smoke outlet cavity, the water tank is equipped with burner below smoke outlet cavity, the burner is connected with incinerator through pipeline, the other end of the incinerator is connected with smoke tank, the smoke pipe array is arranged between smoke tank and smoke outlet cavity, the smoke outlet cavity is equipped with smoke exhaust pipe, and the water tank is equipped with steam pipe and liquid level meter.

[0007] Preferably, the water supply pump has high water pressure, and the water supply pressure meets the water flow sprayed by the spray head to impact the scraping ring to move to the other end of the water tank.

[0008] Preferably, the scraping ring is provided with sharp scrapers at both sides of the end in contact with the water tank.

[0009] The utility model discloses the beneficial effect: simple structure can clean the inner wall of water tank when injecting water, prevent the inside wall scale, convenient operation, practicality is strong, specific as follows:

[0010] (1), the utility model discloses a scraping ring, when injecting water to water tank, through the water pump to the water supply high pressure water flow of spray head, and the spray head is towards the impact plate, and the water flow that dashes out impacts on the impact plate, and the impact plate is pushed back to move, and the impact plate drives the scraping ring to slide along the slide rail, in this process, the scraper of scraping ring side edge sweeps the inner wall of water tank, thereby preventing water tank scale, realize automatic cleaning of water tank inside when injecting water.

[0011] (2), the utility model discloses a regulating valve, when injecting water, the rotary valve ball in regulating valve is connected with one side water supply pipe, after the spray head of this side impacts for a period of time, through the rotation knob, the side passage of rotary valve ball is towards the water supply pipe of another side, that is, water flow can be connected with the spray head of another side, and the spray head impacts the impact plate to the opposite direction, and makes the scraping ring repeatedly scrape on the inner wall of water tank. BRIEF DESCRIPTION OF DRAWINGS

[0012] The drawings are used to provide further understanding of the utility model and constitute a part of the specification, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation to the utility model.In the drawings:

[0013] Figure 1 It is the overall schematic view of the utility model;

[0014] Figure 2 It is the sectional view of the utility model;

[0015] Figure 3 It is the enlarged view of A of the utility model;

[0016] Figure 4 It is the enlarged view of B of the utility model;

[0017] In the drawing, it is marked as: 1, water tank;2, support frame;3, combustor;4, smoke outlet chamber;5, smoke exhaust pipe;6, steam pipe;7, water supply pump;8, regulating valve;9, water supply pipe;10, knob;11, scraping ring;12, smoke tank;13, smoke pipe;14, incineration chamber;15, spray head;16, slide rail;17, impact plate;18, rotary valve ball;19, bottom passage;20, side passage. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments, and based on the embodiments of the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the protection scope of the present application.

[0019] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0020] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements. For a person of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0021] The structural features of the present application will be described in detail in conjunction with the accompanying drawings.

[0022] Referring to Figures 1-2 A kind of anti-fouling steam boiler, including water tank 1, support frame 2 is fixedly arranged at the bottom of water tank 1, smoke pipe 13, incineration chamber 14 are installed in water tank 1, smoke outlet cavity 4 is fixedly arranged at the side of water tank 1, burner 3 is arranged below water tank 1 in smoke outlet cavity 4, burner 3 is connected with incineration chamber 14 by pipeline, burner 3 generates high temperature in incineration chamber 14, another end of incineration chamber 14 is connected with smoke tank 12, flue gas formed in incineration chamber 14 is discharged into smoke tank 12, smoke pipe 13 is arrayed between smoke tank 12 and smoke outlet cavity 4, flue gas in smoke tank 12 enters smoke outlet cavity 4 by smoke pipe 13, smoke outlet cavity 4 is equipped with smoke exhaust pipe 5, steam pipe 6 and liquid level meter are arranged on water tank 1, water in water tank 1 is heated by smoke tank 12, smoke pipe 13 and incineration chamber 14.

[0023] Referring to Figures 2-3The front and back sides of the water tank 1 are provided with water supply pipes 9, the water supply pipes 9 extend to the two ends of the water tank 1, and the water tank 1 is fixedly provided with symmetrical spray heads 15 in the water tank 1, the inner wall of the water tank 1 is fixedly provided with a sliding rail 16 between the two spray heads 15, the sliding rail 16 is slidably provided with a scraping ring 11, the scraping ring 11 slides along the sliding rail 16, the scraping ring 11 is attached to the inner wall of the water tank 1, the two sides of the end of the scraping ring 11 in contact with the water tank 1 are provided with sharp scraping blades, so that the scraping ring 11 hangs and falls off the scale when passing through the inner wall of the water tank 1, the scraping ring 11 is fixedly provided with an impact plate 17 at the position of the spray head 15, and the water flow sprayed by the spray head 15 pushes the impact plate 17, so that the scraping ring 11 slides.

[0024] Referring to Figures 1-4 The middle part of the water supply pipe 9 is provided with an adjusting valve 8, the side of the water tank 1 is provided with a water supply pump 7, the output end of the water supply pump 7 is in communication with the bottom of the adjusting valve 8, the water supply pump 7 has high water pressure, the water supply pressure meets the water flow sprayed by the spray head 15, the water flow can push the scraping ring 11 to move to the other end of the water tank 1, so that the water flow sprayed by the spray head 15 has a certain pressure, the two sides of the adjusting valve 8 are in communication with the water supply pipes 9, the adjusting valve 8 is provided with a rotating valve ball 18, the rotating valve ball 18 is hollow, the lower part of the rotating valve ball 18 is connected with the water supply pump 7 through a bottom channel 19, the side of the rotating valve ball 18 is provided with a side channel 20, the side channel 20 is connected with the water supply pipe 9 on one side, the water flow is pumped into the rotating valve ball 18 from the water supply pump 7, and then the water flow enters the water supply pipe 9 from the rotating valve ball 18, the top of the rotating valve ball 18 is fixedly provided with a rotating knob 10 penetrating out of the adjusting valve 8, and the spray head 15 for spraying water is selected by rotating the rotating knob 10.

[0025] The anti-scale steam boiler has the advantages of simple structure, convenient operation, high practicability, and the like.

[0026] Specific use, refer to Figures 1-4 When water is injected into the water tank 1, the water supply pump 7 supplies high-pressure water flow to the spray head 15, the spray head 15 faces the impact plate 17, the water flow sprayed by the spray head 15 impacts on the impact plate 17, the impact plate 17 is pushed backward, the impact plate 17 drives the scraping ring 11 to slide along the sliding rail 16, in the process, the scraping blades on the side of the scraping ring 11 sweep the inner wall of the water tank 1, when water is injected, the rotating valve ball 18 in the adjusting valve 8 is in communication with the water supply pipe 9 on one side, after the spray head 15 on the side impacts for a period of time, the side channel 20 of the rotating valve ball 18 is directed to the water supply pipe 9 on the other side by rotating the rotating knob 10, so that the water flow is connected to the spray head 15 on the other side, the spray head 15 impacts the impact plate 17 in the opposite direction, so that the scraping ring 11 repeatedly scrapes on the inner wall of the water tank 1, and the water tank is automatically cleaned inside when water is injected.

[0027] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features thereof can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A scale-preventing steam boiler comprising a water tank (1) fixed with a support frame (2) at the bottom, a smoke pipe (13) and a burning chamber (14) installed in the water tank (1), characterized in that, The front and rear sides of the water tank (1) are provided with water supply pipes (9), which extend to the two ends of the water tank (1) and are fixed with symmetrically arranged spray heads (15) in the water tank (1). The inner wall of the water tank (1) is fixed with a sliding rail (16) between the two spray heads (15), and the sliding rail (16) is slidably provided with a scraping ring (11) which is in close contact with the inner wall of the water tank (1). The scraping ring (11) is fixed with an impact plate (17) at the position of the spray head (15). The middle part of the water supply pipe (9) is provided with an adjusting valve (8), and the side of the water tank (1) is provided with a water supply pump (7). The output end of the water supply pump (7) is in communication with the bottom of the adjusting valve (8), and the two sides of the adjusting valve (8) are in communication with the water supply pipe (9). The adjusting valve (8) is provided with a rotating valve ball (18). The rotating valve ball (18) is hollow, and its lower part is connected with the water supply pump (7) through a bottom channel (19). The side of the rotating valve ball (18) is provided with a side channel (20) which is connected with the water supply pipe (9) on one side. The top of the rotating valve ball (18) is fixed with a knob (10) which penetrates the adjusting valve (8).

2. A scale prevention steam boiler according to claim 1, characterized in that The side of the water tank (1) is fixed with a smoke outlet cavity (4), and the water tank (1) is located below the smoke outlet cavity (4) and is provided with a burner (3). The burner (3) is connected with a combustion chamber (14) through a pipeline. The other end of the combustion chamber (14) is connected with a smoke tank (12). The smoke pipes (13) are arranged between the smoke tank (12) and the smoke outlet cavity (4). The smoke outlet cavity (4) is provided with an exhaust pipe (5), and the water tank (1) is provided with a steam pipe (6) and a liquid level meter.

3. A scale prevention steam boiler according to claim 1, characterized in that The water supply pump (7) has high water pressure, and the water supply pressure meets the requirement that the water flow sprayed by the spray head (15) can impact the scraping ring (11) to move to the other end of the water tank (1).

4. A scale prevention steam boiler according to claim 1, characterized in that The two sides of the end of the scraping ring (11) in contact with the water tank (1) are provided with sharp scraping blades.

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