CN214307076U

CN214307076U - Special equipment is descaling structure for boiler

Info

Publication number: CN214307076U
Application number: CN202023132957.1U
Authority: CN
Inventors: 商晓辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-28
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a special equipment is descaling structure for boiler, including the boiler furnace body, boiler furnace body one side is equipped with the circulating pump, the business turn over end of circulating pump is connected the water pump respectively and is advanced pipe and water pump exit tube, the water pump advances the exit end of union coupling switching-over valve one, switching-over valve one still is equipped with two entrance points, connects drain pipe and scale removal pipe respectively, boiler furnace body lower part one side is connected to the drain pipe, switching-over valve one is used for controlling the water pump to advance the pipe and feeds through drain pipe or scale removal pipe respectively, the entrance point of switching-over valve two is connected to the water pump exit tube, switching-over valve two still is equipped with two exit ends, connects feed liquor pipe and waste liquid pipe respectively, feed liquor union coupling boiler furnace body upper portion one side. The utility model overcomes prior art shortcoming, it is rational in infrastructure, a pump body control business turn over liquid, reduce the equipment input, the selection adds the medicine convenience, mixes fast, easy operation.

Description

Special equipment is descaling structure for boiler

Technical Field

The utility model relates to a boiler scale removal technical field specifically indicates a special equipment is scale removal structure for boiler.

Background

Electric boiler is because advantages such as thermal efficiency is high, operation safety, pollution-free, noiselessness, occupation of land are few, investment province adopt more and more, but current electric boiler, despite add demineralized water, do not further take other effectual scale control scale removal measures, cause still to have boiler scale deposit problem, long-time the use, can make the power consumption improve gradually, the thermal efficiency reduces gradually, raise the cost, treat to improve to the above problem urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art shortcoming, provide a descaling structure for special equipment boiler, rational in infrastructure, pump body control business turn over liquid reduces the equipment input, and the selection adds the medicine convenience, mixes fast, easy operation.

In order to solve the technical problem, the utility model provides a technical scheme does: a descaling structure for a special equipment boiler comprises a boiler body, wherein a circulating pump is arranged on one side of the boiler body, the inlet and outlet ends of the circulating pump are respectively connected with a water pump inlet pipe and a water pump outlet pipe, the water pump inlet pipe is connected with the outlet end of a first reversing valve, the first reversing valve is also provided with two inlet ends which are respectively connected with a liquid outlet pipe and a descaling pipe, the liquid outlet pipe is connected with one side of the lower part of the boiler body, the first reversing valve is used for controlling the water pump inlet pipe to be respectively communicated with the liquid outlet pipe or the descaling pipe, the water pump outlet pipe is connected with the inlet end of a second reversing valve, the second reversing valve is also provided with two outlet ends which are respectively connected with a liquid inlet pipe and a waste liquid pipe, the liquid inlet pipe is connected with one side of the upper part of the boiler body, the second reversing valve is used for controlling the water pump outlet pipe to be respectively communicated with the liquid inlet pipe or the waste liquid waste pipe, a chemical feeding cylinder is connected with the descaling pipe through a pipeline at the bottom of the chemical feeding cylinder, the device is characterized in that a dosing inlet pipe is arranged on one side of the upper portion of the dosing barrel, a stirring motor is arranged at the top of the dosing barrel, a stirring blade extends and is connected to the end, facing the inside of the dosing barrel, of an output shaft of the stirring motor, and one end of the descaling pipe is connected with a reservoir.

Furthermore, the structure of the first reversing valve is consistent with that of the second reversing valve, the first reversing valve or the second reversing valve is provided with a closed shell and an electromagnetic control chamber, two pistons are arranged in the shell and matched with the shell, the two pistons are connected through piston rods, the piston rods extend into the electromagnetic control chamber, a spring is arranged at one end, far away from the electromagnetic control chamber, in the shell, and the spring is connected with the pistons and the inner wall of the shell.

Furthermore, the waste liquid pipe is connected with a waste water tank, and is intensively recycled for unified treatment.

Furthermore, a one-way electromagnetic valve is arranged on a pipeline connected with the descaling pipe at the bottom of the dosing barrel to control dosing.

Furthermore, the first reversing valve and the second reversing valve are both connected with an external controller and are controlled in a unified mode.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses the function of feed liquor and flowing back is solved to the single circulating pump that sets up, saves manufacturing cost, through configuration and the stirring to scale removal liquid medicine, obtains the better scale removal effect of pertinence, only needs two switching-over valves of control, can control whole business turn over liquid process, and easy operation is convenient, and the scale removal is efficient, reduces personnel's input, reduces the cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a first or a second reversing valve in the present invention.

As shown in the figure: 1. the device comprises a boiler body, 2, a circulating pump, 3, a water pump inlet pipe, 4, a water pump outlet pipe, 5, reversing valves I, 6, a liquid outlet pipe, 7, a descaling pipe, 8, reversing valves II, 9, a liquid inlet pipe, 10, a waste liquid pipe, 11, a dosing cylinder, 12, a stirring motor, 13, a reservoir, 14, a wastewater pond, 15, an electromagnetic control chamber, 16, a piston, 17, a piston rod, 18 and a spring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses when the concrete implementation, a special equipment is descaling structure for boiler, including boiler body 1, boiler body 1 one side is equipped with circulating pump 2, the inlet outlet end of circulating pump 2 connects water pump inlet pipe 3 and water pump exit tube 4 respectively, water pump inlet pipe 3 connects the exit end of switching-over valve 5, switching-over valve 5 still is equipped with two entrance points, connects drain pipe 6 and scale removal pipe 7 respectively, drain pipe 6 connects boiler body 1 lower part one side, switching-over valve 5 is used for controlling water pump inlet pipe 3 to communicate drain pipe 6 or scale removal pipe 7 respectively, water pump exit tube 4 connects the entrance point of switching-over valve two 8, switching-over valve two 8 still is equipped with two exit ends, connects feed liquor pipe 9 and waste liquid pipe 10 respectively, feed liquor pipe 9 connects boiler body 1 upper portion one side, switching-over valve two 8 are used for controlling water pump exit pipe 4 to communicate feed liquor pipe 9 or waste liquid pipe 10 respectively, the waste water pipe 10 is connected with a waste water tank 14, the first reversing valve 5 and the second reversing valve 8 are consistent in structure, the first reversing valve 5 or the second reversing valve 8 are both provided with a closed shell and an electromagnetic control chamber 15, two pistons 16 are arranged in the shell and are matched with the shell, the two pistons 16 are connected by a piston rod 17, the piston rod 17 extends into the electromagnetic control chamber 15, one end, far away from the electromagnetic control chamber 15, in the shell is provided with a spring 18, the spring 18 is connected with the piston 16 and the inner wall of the shell, the first reversing valve 5 and the second reversing valve 8 are both connected with an external controller, the descaling pipe 7 is connected with a descaling barrel 11, the bottom of the descaling barrel 11 is connected with the descaling pipe 7 through a pipeline, one side of the upper part of the descaling barrel 11 is provided with a dosing inlet pipe, a one-way electromagnetic valve is arranged on a pipeline connecting the bottom of the descaling barrel 11 with the descaling pipe 7, and the upper top of the descaling barrel 11 is provided with a stirring motor 12, the output shaft of the stirring motor 12 extends towards the inside of the dosing cylinder 11 and is connected with a stirring blade, and one end of the descaling pipe 7 is connected with a reservoir 13.

The utility model discloses a theory of operation: when descaling treatment is needed, the first reversing valve 5 is controlled to enable the water pump inlet pipe 3 to be communicated with the descaling pipe 7, the second reversing valve 8 is controlled to enable the water pump outlet pipe 4 to be communicated with the water inlet pipe 9, and therefore the circulating pump 2 fills water with descaling chemical into the boiler body 1 and descaling is carried out for a period of time; the controller controls the first reversing valve 5 to enable the water pump inlet pipe 3 to be communicated with the liquid outlet pipe 6, controls the second reversing valve 8 to enable the water pump outlet pipe 4 to be communicated with the waste liquid pipe 10, and discharges waste liquid to the waste water pool 14 for unified treatment.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a special equipment is scale removal structure for boiler which characterized in that: the boiler comprises a boiler body (1), wherein a circulating pump (2) is arranged on one side of the boiler body (1), the inlet and outlet ends of the circulating pump (2) are respectively connected with a water pump inlet pipe (3) and a water pump outlet pipe (4), the water pump inlet pipe (3) is connected with the outlet end of a first reversing valve (5), the first reversing valve (5) is also provided with two inlet ends which are respectively connected with a liquid outlet pipe (6) and a descaling pipe (7), the liquid outlet pipe (6) is connected with one side of the lower part of the boiler body (1), the first reversing valve (5) is used for controlling the water pump inlet pipe (3) to be respectively communicated with the liquid outlet pipe (6) or the descaling pipe (7), the water pump outlet pipe (4) is connected with the inlet end of a second reversing valve (8), the second reversing valve (8) is also provided with two outlet ends which are respectively connected with a liquid inlet pipe (9) and a waste liquid pipe (10), the liquid inlet pipe (9) is connected with one side of the upper part of the boiler body (1), two (8) of switching-over valve are used for controlling water pump exit tube (4) to communicate feed liquor pipe (9) or waste liquid pipe (10) respectively, be connected with on scale removal pipe (7) and add cartridge case (11), it connects scale removal pipe (7) through the pipeline to add cartridge case (11) bottom, it advances the pipe to add to be equipped with the medicine on one side of cartridge case (11) upper portion, it is equipped with agitator motor (12) to add cartridge case (11) top, the output shaft end of agitator motor (12) is connected with stirring vane to adding cartridge case (11) inside extension, cistern (13) is connected to scale removal pipe (7) one end.

2. The descaling structure for special equipment boilers according to claim 1, wherein: the structure of the first reversing valve (5) is consistent with that of the second reversing valve (8), the first reversing valve (5) or the second reversing valve (8) is provided with a closed shell and an electromagnetic control chamber (15), two pistons (16) are arranged in the shell and matched with the shell, the two pistons (16) are connected through piston rods (17), the piston rods (17) extend into the electromagnetic control chamber (15), one end, far away from the electromagnetic control chamber (15), of the shell is provided with a spring (18), and the spring (18) is connected with the piston (16) and the inner wall of the shell.

3. The descaling structure for special equipment boilers according to claim 1, wherein: the waste liquid pipe (10) is connected with a waste water tank (14).

4. The descaling structure for special equipment boilers according to claim 1, wherein: and a one-way electromagnetic valve is arranged on a pipeline connecting the bottom of the medicine adding barrel (11) with the descaling pipe (7).

5. The descaling structure for special equipment boilers according to claim 1, wherein: and the first reversing valve (5) and the second reversing valve (8) are both connected with an external controller.