Municipal engineering water supply and drainage anti-freezing device

Abstract

The utility model relates to the field of water supply and drainage anti-freezing devices, in particular to a municipal engineering water supply and drainage anti-freezing device. The technical problems that in the prior art, a water supply and drainage anti-freezing device usually inconveniently and rapidly heats a water body passing through a drainage pipeline, the interior of a water pipe cannot be rapidly preheated, and a heating mechanism is inconveniently maintained are solved. According to the technical scheme, the municipal engineering water supply and drainage anti-freezing device comprises a water pumping assembly; the heating device further comprises a first connecting assembly, a first heating assembly, a second connecting assembly, a second heating assembly and a third connecting assembly. The water pump and the second electric heating rod are arranged, water flowing into the second fixing pipe can be heated by starting the second electric heating rod, and therefore freezing caused by supercooling of the water is avoided; the water supply and drainage anti-freezing device solves the problem that a water supply and drainage anti-freezing device in the prior art usually cannot conveniently and rapidly heat water passing through a drainage pipeline.

Description

Technical Field

[0001] The utility model belongs to the field of water supply and drainage antifreeze devices, and in particular relates to a municipal engineering water supply and drainage antifreeze device. Background Art

[0002] The water supply and drainage systems in municipal engineering projects face the risk of freezing in cold areas, especially in winter. In order to prevent pipes and equipment from being damaged by freezing in low temperature environments, antifreeze devices are required to prevent pipes from freezing. Existing water supply and drainage antifreeze devices usually cover the pipes with insulation materials to achieve insulation and antifreeze of the pipes. In addition, in some scenarios, heating cables or heating pipes are installed to heat the water supply and drainage pipes by electric heating or hydrothermal methods to prevent the water in the pipes from freezing. However, the water supply and drainage antifreeze devices in the prior art are usually not convenient for quickly heating the water passing through the drainage pipes, and cannot quickly preheat the water pipes. It is also not convenient to maintain the heating mechanism, and further improvement is needed. Utility Model Content

[0003] In order to overcome the problems that the water supply and drainage antifreeze devices in the prior art are usually not convenient for quickly heating the water passing through the drainage pipe, cannot quickly preheat the water pipe, and are not convenient for maintaining the heating mechanism.

[0004] The technical solution of the utility model is: a municipal engineering water supply and drainage antifreeze device, including a pumping component; also including a first connecting component, a first heating component, a second connecting component, a second heating component and a third connecting component; the upper end of the pumping component is provided with a first connecting component for pumping water; the upper end of the first connecting component is provided with a first heating component for heating; the first heating component is provided with a second connecting component; the second connecting component is provided with a second heating component for heating; the lower end of the second heating component is provided with a third connecting component for connecting an external pipeline.

[0005] Preferably, an external pipe is connected to the first connecting component, and another external pipe is connected to the third connecting component. Water flows into the third connecting component through the first connecting component, the second connecting component and the second heating component to another external pipe. When it is cold in winter, the water in the first heating component is heated first, and then the first heating component is turned on to place the water in the first heating component into the first connecting component, and then the first connecting component is turned on again to allow external water to enter the first connecting component. At the same time, the pumping component is turned on to preheat the pumping component and each pipe with hot water, and at the same time, the second heating component is turned on to heat the water. The water in the water pipe can be heated to prevent the water from freezing in the pipe. The setting of the first heating component can facilitate the preheating of each pipe, and the first heating component and the second heating component are both convenient for disassembly and maintenance, which solves the problem that the water supply and drainage antifreeze device in the prior art is usually not convenient for quickly heating the water passing through the drainage pipe, cannot quickly preheat the water pipe, and is not convenient for maintenance of the heating mechanism.

[0006] Preferably, the pumping assembly includes a bottom plate and a water pump; the water pump is fixedly connected to the upper end of the bottom plate, and the water body can be pumped conveniently by turning on the water pump.

[0007] Preferably, the first connecting component includes a water pump, a first flange and a first solenoid valve; the water pump is fixedly connected to the liquid extraction port of the water pump with a water pump pipe; the other end of the water pump is fixedly connected to the first flange; the first solenoid valve is fixedly arranged on the water pump pipe, and the arrangement of the first flange facilitates docking with other external pipelines. Opening the first solenoid valve can allow the water in the external pipeline to flow into the water pump pipe.

[0008] Preferably, the first heating component includes a first fixed tube, a second solenoid valve, a water tank, a threaded column, a sealing column, a fixed ring, a screw hole and a first electric heating rod; the upper end of the water pump is fixedly connected to the first fixed tube; the second solenoid valve is fixedly arranged on the first fixed tube; the upper end of the first fixed tube is fixedly connected to the water tank; a sealing column is movably arranged on the upper part of the inner wall of the water tank; a fixed ring is fixedly connected to the outer wall of the sealing column; the lower end of the fixed ring is fitted with the upper end of the water tank; screw holes evenly distributed are opened at the upper and lower ends of the fixed ring; a threaded column is threadedly installed on the inner wall of the screw hole; the lower end of the threaded column passes through the screw hole The thread is installed in the wall layer of the water tank; the lower end of the sealing column is fixedly connected with a first electric heating rod evenly distributed in a circular shape. A proper amount of water is injected into the water tank, and then the sealing column is placed on the inner wall of the water tank. The lower end of the threaded column passes through the screw hole and is threadedly installed in the wall layer of the water tank. When it is necessary to preheat the water pump and various pipes, first turn on the first electric heating rod to heat the water in the water tank, and then turn on the second solenoid valve to use gravity to release the hot water in the water tank through the first fixed pipe, so as to preheat the impeller of the water pump and various pipes to prevent water from freezing and clogging in various pipes.

[0009] Preferably, the second connecting assembly includes a first connecting pipe, a second connecting pipe, a third connecting pipe and a third solenoid valve; the first connecting pipe is fixedly connected to the water outlet port of the water pump; the second connecting pipe is fixedly connected to the inner wall of the upper end of the first connecting pipe; the other end of the second connecting pipe is fixedly connected to the third connecting pipe; the lower end of the third connecting pipe is fixedly connected to the upper end of the bottom plate; the third solenoid valve is fixedly arranged on the third connecting pipe, and the water drawn by the water pump is injected into the second connecting pipe through the first connecting pipe, and then flows into the third connecting pipe through the second connecting pipe. Opening the third solenoid valve can discharge the water flowing into the third connecting pipe downward, and closing the third solenoid valve can allow the water in the third connecting pipe to flow into the second heating assembly, be heated, and then flow out.

[0010] Preferably, the second heating assembly includes a first curved pipe, a second fixed pipe, and a fourth connecting pipe; the first curved pipe and the second fixed pipe are fixedly connected to the inner and outer walls of the third connecting pipe in a penetrating manner; the fourth connecting pipe is fixedly connected to the inner and outer walls of the second fixed pipe in a penetrating manner; the other end of the fourth connecting pipe is interconnected with the other end of the first curved pipe; an internal threaded tube is threadedly installed on the inner wall of the other end of the second fixed pipe; a fixed tube is fixedly connected to the outer wall of the internal threaded tube; a fixed block is fixedly connected to the inner wall of the internal threaded tube; a second electric heating rod is fixedly connected to the fixed block, and turning on the second electric heating rod can heat the water flowing into the second fixed pipe, thereby preventing the water from freezing due to excessive cooling.

[0011] Preferably, the third connecting assembly includes a second elbow and a second flange; the lower end of the third connecting pipe is fixedly connected to the second elbow; the other end of the second elbow is fixedly connected to the second flange, and the second flange can be easily and quickly connected to other external pipelines.

[0012] Beneficial effects of the utility model:

[0013] 1. By setting a water pump, the water pumped by the water pump is injected into the second connecting pipe through the first connecting pipe, and then flows into the third connecting pipe through the second connecting pipe. The water flowing into the third connecting pipe can be discharged downward by opening the third solenoid valve, and the water in the third connecting pipe can be made to flow into the second heating component by closing the third solenoid valve. The water flowing into the second fixed pipe can be heated by opening the second electric heating rod, thereby preventing the water from freezing due to excessive cooling, and solving the problem that the water supply and drainage antifreeze device in the prior art is usually inconvenient to quickly heat the water passing through the drainage pipe;

[0014] 2. By injecting a proper amount of water into the water tank, and then placing the sealing column on the inner wall of the water tank, the lower end of the threaded column passes through the screw hole and is threadedly installed in the wall layer of the water tank. When the water pump and various pipelines need to be preheated, the first electric heating rod is first turned on to heat the water in the water tank, and then the second solenoid valve is turned on to use gravity to release the hot water in the water tank through the first fixed pipe, so that the impeller of the water pump and various pipelines can be preheated to avoid ice blockage in various pipelines, thereby solving the problem that the water supply and drainage antifreeze device in the prior art usually cannot quickly preheat the water pipes;

[0015] 3. The setting of the first heating component can facilitate preheating of each pipe, and the first heating component and the second heating component are easy to disassemble and maintain, which solves the problem that the water supply and drainage antifreeze device in the prior art is usually inconvenient to maintain the heating mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a municipal engineering water supply and drainage antifreeze device of the utility model;

[0017] Figure 2 What is shown is a three-dimensional structural schematic diagram of a pumping assembly and a first connecting assembly of a municipal engineering water supply and drainage antifreeze device of the utility model;

[0018] Figure 3 What is shown is a three-dimensional structural schematic diagram of a first heating component and a second connecting component of a municipal engineering water supply and drainage antifreeze device of the utility model;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of a second heating component and a third connecting component of a municipal engineering water supply and drainage antifreeze device of the utility model;

[0020] Figure 5 Shown is a three-dimensional structural schematic diagram of an internally threaded barrel of a municipal engineering water supply and drainage antifreeze device of the utility model.

[0021] The marks in the accompanying drawings are: 1-pumping assembly, 101-bottom plate, 102-water pump, 2-first connecting assembly, 201-pumping pipe, 202-first flange, 203-first solenoid valve, 3-first heating assembly, 301-first fixed pipe, 302-second solenoid valve, 303-water tank, 304-threaded column, 305-sealing column, 306-fixing ring, 307-screw hole, 308-first electric heating rod, 4-second connecting assembly, 401-first connecting pipe, 402-second connecting pipe, 403-third connecting pipe, 404-third solenoid valve, 5-second heating assembly, 501-first bent pipe, 502-second fixed pipe, 503-fourth connecting pipe, 504-inner threaded cylinder, 505-fixed cylinder, 506-fixed block, 507-second electric heating rod, 6-third connecting assembly, 601-second bent pipe, 602-second flange. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] See also Figure 1 The utility model provides an embodiment: a municipal engineering water supply and drainage antifreeze device, including a pumping component 1; also including a first connecting component 2, a first heating component 3, a second connecting component 4, a second heating component 5 and a third connecting component 6; the upper end of the pumping component 1 is provided with a first connecting component 2 for pumping water; the upper end of the first connecting component 2 is provided with a first heating component 3 for heating; the first heating component 3 is provided with a second connecting component 4; the second connecting component 4 is provided with a second heating component 5 for heating; the lower end of the second heating component 5 is provided with a third connecting component 6 for connecting an external pipeline.

[0024] See also Figure 2 In this embodiment, the water pumping assembly 1 includes a base plate 101 and a water pump 102; the water pump 102 is fixedly connected to the upper end of the base plate 101; the first connecting assembly 2 includes a water pumping pipe 201, a first flange 202 and a first solenoid valve 203; the water pumping pipe 201 is fixedly connected to the liquid extraction port of the water pump 102; the other end of the water pumping pipe 201 is fixedly connected to the first flange 202; the first solenoid valve 203 is fixedly arranged on the water pumping pipe 201.

[0025] See also Figure 3In this embodiment, the first heating component 3 includes a first fixed tube 301, a second electromagnetic valve 302, a water tank 303, a threaded column 304, a sealing column 305, a fixing ring 306, a screw hole 307 and a first electric heating rod 308; the upper end of the water pumping pipe 201 is fixedly connected with the first fixed tube 301; the second electromagnetic valve 302 is fixedly arranged on the first fixed tube 301; the upper end of the first fixed tube 301 is fixedly connected with the water tank 303; the sealing column 305 is movably arranged on the upper part of the inner wall of the water tank 303; the outer wall of the sealing column 305 is fixedly connected with the fixing ring 306; the lower end of the fixing ring 306 is attached to the upper end of the water tank 303; the upper and lower ends of the fixing ring 306 are penetrated with evenly distributed screw holes 307; the screw holes 307 A threaded column 304 is threadedly installed on the inner wall; the lower end of the threaded column 304 passes through the screw hole 307 and is threadedly installed in the wall layer of the water tank 303; the lower end of the sealing column 305 is fixedly connected to the first electric heating rod 308 which is evenly distributed in a circular shape; the second connecting component 4 includes a first connecting pipe 401, a second connecting pipe 402, a third connecting pipe 403 and a third solenoid valve 404; the first connecting pipe 401 is fixedly connected to the water outlet port of the water pump 102; the second connecting pipe 402 is fixedly connected to the inner wall of the upper end of the first connecting pipe 401; the other end of the second connecting pipe 402 is fixedly connected to the third connecting pipe 403; the lower end of the third connecting pipe 403 is fixedly connected to the upper end of the bottom plate 101; the third solenoid valve 404 is fixedly arranged on the third connecting pipe 403.

[0026] See also Figure 4 and 5 In this embodiment, the second heating component 5 includes a first curved pipe 501, a second fixed pipe 502, and a fourth connecting pipe 503; the inner and outer walls of the third connecting pipe 403 are fixedly connected with the first curved pipe 501 and the second fixed pipe 502; the inner and outer walls of the second fixed pipe 502 are fixedly connected with the fourth connecting pipe 503; the other end of the fourth connecting pipe 503 is connected to the other end of the first curved pipe 501; the inner wall of the other end of the second fixed pipe 502 is threadedly installed with an internal threaded tube 504; the outer wall of the internal threaded tube 504 is fixedly connected with a fixed tube 505; the inner wall of the internal threaded tube 504 is fixedly connected with a fixed block 506; the fixed block 506 is fixedly connected with a second electric heating rod 507; the third connecting component 6 includes a second curved pipe 601 and a second flange 602; the lower end of the third connecting pipe 403 is fixedly connected with the second curved pipe 601; the other end of the second curved pipe 601 is fixedly connected with the second flange 602.

[0027] When working, an external pipe is connected to the first flange 202 on the first connecting component 2, and another external pipe is connected to the second flange 602 on the third connecting component 6, and water flows into the third connecting component 6 through the first connecting component 2, the second connecting component 4 and the second heating component 5 to the other external pipe;

[0028] When it is cold in winter, inject a proper amount of water into the water tank 303, then place the sealing column 305 on the inner wall of the water tank 303, and thread the lower end of the threaded column 304 through the screw hole 307 and install it in the wall layer of the water tank 303. When it is necessary to preheat the water pump 102 and each pipeline, first turn on the first electric heating rod 308 to heat the water in the water tank 303, and then turn on the second solenoid valve 302 to use gravity to release the hot water in the water tank 303 through the first fixed pipe 301, so as to preheat the impeller of the water pump 102 and each pipeline, so as to avoid ice and blockage of the water in each pipeline;

[0029] Then, the first solenoid valve 203 is opened to allow the water in the external pipeline to flow into the water pump 201, and the water pump 102 is turned on to continue to transport the water. The water pumped by the water pump 102 is injected into the second connecting pipe 402 through the first connecting pipe 401, and then flows into the third connecting pipe 403 through the second connecting pipe 402. The third solenoid valve 404 is opened to release the water flowing into the third connecting pipe 403 downward, and the third solenoid valve 404 is closed to allow the water in the third connecting pipe 403 to flow into the second heating component 5 to be heated and then flow out;

[0030] Turning on the second electric heating rod 507 can heat the water flowing into the second fixed pipe 502, thereby preventing the water from freezing due to overcooling, heating the water in the water pipe, and preventing the water from freezing in the pipe. The first heating component 3 and the second heating component 5 are easy to disassemble and maintain.

[0031] Through the above steps, an external pipe is connected to the first connecting component 2, and another external pipe is connected to the third connecting component 6. The water flows into the third connecting component 6 through the first connecting component 2, the second connecting component 4 and the second heating component 5 to another external pipe. When it is cold in winter, the water in the first heating component 3 is first heated, and then the first heating component 3 is turned on to place the water in the first heating component 3 into the first connecting component 2, and then the first connecting component 2 is turned on again so that the external water can enter the first connecting component 2, and at the same time, the pumping component 1 is turned on to preheat the pumping component 1 and each pipe with hot water, and at the same time, the second heating component 5 is turned on to heat the water, so that the water in the water pipe can be heated to prevent the water from freezing in the pipe. The setting of the first heating component 3 can facilitate the preheating of each pipe, and the first heating component 3 and the second heating component 5 are both convenient for disassembly and maintenance, which solves the problem that the water supply and drainage antifreeze device in the prior art is usually not convenient for quickly heating the water passing through the drainage pipe, and cannot quickly preheat the water pipe, and it is not convenient to maintain the heating mechanism.

[0032] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A municipal engineering water supply and drainage antifreeze device, comprising a pumping assembly (1); characterized in that: The invention also comprises a first connection component (2), a first heating component (3), a second connection component (4), a second heating component (5) and a third connection component (6); the upper end of the pumping component (1) is provided with a first connection component (2) for pumping water; the upper end of the first connection component (2) is provided with a first heating component (3) for heating; the first heating component (3) is provided with a second connection component (4); the second connection component (4) is provided with a second heating component (5) for heating; and the lower end of the second heating component (5) is provided with a third connection component (6) for connecting to an external pipeline.

2. A municipal engineering water supply and drainage antifreeze device according to claim 1, characterized in that: The water pumping assembly (1) comprises a bottom plate (101) and a water pump (102); the water pump (102) is fixedly connected to the upper end of the bottom plate (101).

3. A municipal engineering water supply and drainage antifreeze device according to claim 2, characterized in that: The first connection assembly (2) comprises a water pumping pipe (201), a first flange (202) and a first solenoid valve (203); the water pumping pipe (201) is fixedly connected to the liquid extraction port of the water pump (102); the other end of the water pumping pipe (201) is fixedly connected to the first flange (202); and the first solenoid valve (203) is fixedly arranged on the water pumping pipe (201).

4. A municipal engineering water supply and drainage antifreeze device according to claim 3, characterized in that: The first heating assembly (3) comprises a first fixed tube (301), a second electromagnetic valve (302), a water tank (303), a threaded column (304), a sealing column (305), a fixed ring (306), a screw hole (307) and a first electric heating rod (308); the upper end of the water pumping pipe (201) is fixedly connected to the first fixed tube (301); the second electromagnetic valve (302) is fixedly arranged on the first fixed tube (301); the upper end of the first fixed tube (301) is fixedly connected to the water tank (303); the upper part of the inner wall of the water tank (303) is movably arranged with A sealing column (305); a fixing ring (306) is fixedly connected to the outer wall of the sealing column (305); the lower end of the fixing ring (306) is fitted with the upper end of the water tank (303); the upper and lower ends of the fixing ring (306) are penetrated by evenly distributed screw holes (307); the inner wall of the screw hole (307) is threadedly installed with a threaded column (304); the lower end of the threaded column (304) penetrates the screw hole (307) and is threadedly installed in the wall layer of the water tank (303); the lower end of the sealing column (305) is fixedly connected to a first electric heating rod (308) evenly distributed in a circular shape.

5. A municipal engineering water supply and drainage antifreeze device according to claim 2, characterized in that: The second connection assembly (4) comprises a first connection pipe (401), a second connection pipe (402), a third connection pipe (403) and a third solenoid valve (404); the first connection pipe (401) is fixedly connected to the water outlet port of the water pump (102); the second connection pipe (402) is fixedly connected to the inner wall of the upper end of the first connection pipe (401); the other end of the second connection pipe (402) is fixedly connected to the third connection pipe (403); the lower end of the third connection pipe (403) is fixedly connected to the upper end of the bottom plate (101); and the third solenoid valve (404) is fixedly arranged on the third connection pipe (403).

6. A municipal engineering water supply and drainage antifreeze device according to claim 5, characterized in that: The second heating assembly (5) comprises a first bent pipe (501), a second fixed pipe (502), and a fourth connecting pipe (503); The first curved pipe (501) and the second fixed pipe (502) are fixedly connected to the inner and outer walls of the third connecting pipe (403); the fourth connecting pipe (503) is fixedly connected to the inner and outer walls of the second fixed pipe (502); The other end of the fourth connecting tube (503) is connected to the other end of the first curved tube (501); an internal threaded tube (504) is threadedly mounted on the inner wall of the other end of the second fixed tube (502); a fixed tube (505) is fixedly connected to the outer wall of the internal threaded tube (504); and a fixed block (506) is fixedly connected to the inner wall of the internal threaded tube (504); A second electric heating rod (507) is fixedly connected to the fixed block (506).

7. A municipal engineering water supply and drainage antifreeze device according to claim 5, characterized in that: The third connecting assembly (6) comprises a second curved pipe (601) and a second flange (602); the lower end of the third connecting pipe (403) is fixedly connected to the second curved pipe (601); the other end of the second curved pipe (601) is fixedly connected to the second flange (602).

Images