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CN-224230353-U - Boiler group control device

CN224230353UCN 224230353 UCN224230353 UCN 224230353UCN-224230353-U

Abstract

The utility model provides a boiler group control device, comprising: the boiler group assembly is internally provided with a first boiler body for heating water, and the right side of the first boiler body is provided with a second boiler body. Through increasing boiler crowd subassembly and boiler communicating pipe subassembly, in use through the switching use of control box control first boiler body, second boiler body, third boiler body and fourth boiler body, through the inlet tube of leftmost first boiler body water-conducting to realize gas combustion heating through first boiler body, second boiler body, third boiler body and fourth boiler body, and according to the use of first boiler body, second boiler body, third boiler body and fourth boiler body water-conducting heat supply through the span of boiler communicating pipe subassembly, can be convenient for according to play water temperature control regulation, through increasing boiler crowd subassembly, can carry out recycle to steam.

Inventors

  • HAO LING
  • LI ANG
  • FAN ZHENBO
  • JI HUILING

Assignees

  • 北京鑫科创超维科技发展有限公司

Dates

Publication Date
20260512
Application Date
20250507

Claims (8)

  1. 1. The boiler group control device comprises a boiler group assembly (100), and is characterized in that a first boiler body (101) for heating water is arranged in the boiler group assembly (100), and a second boiler body (102) is arranged on the right side of the first boiler body (101); A third boiler body (103) is arranged on the right side of the second boiler body (102), a fourth boiler body (104) is arranged on the right side of the third boiler body (103), and a group of water outlet pipes (109) are fixedly connected to the right sides above the first boiler body (101), the second boiler body (102), the third boiler body (103) and the fourth boiler body (104); The boiler is characterized in that a group of water inlet pipes (108) are fixedly connected to the left rear sides of the first boiler body (101), the second boiler body (102), the third boiler body (103) and the fourth boiler body (104), a boiler communicating pipe assembly (200) is installed above the water outlet pipes (109), and a control box (106) is arranged on the rear side of the second boiler body (102).
  2. 2. The group control device of a boiler of claim 1, wherein four sets of DCS controllers are arranged on the inner side of the control box (106), and each set of DCS controllers is respectively and electrically connected with and controlled by the first boiler body (101), the second boiler body (102), the third boiler body (103) and the fourth boiler body (104).
  3. 3. The group control device for boilers as claimed in claim 2, wherein a group of burners (105) are arranged on the left sides of the first boiler body (101), the second boiler body (102), the third boiler body (103) and the fourth boiler body (104), and a water feeding pump (107) is arranged on the rear side of a water inlet pipe (108) of the first boiler body (101).
  4. 4. The group control device of a boiler as set forth in claim 1, characterized in that a group of flow guiding pipes (111) are installed between the first boiler body (101) and the second boiler body (102), between the second boiler body (102) and the third boiler body (103), and between the third boiler body (103) and the fourth boiler body (104) and between the water inlet pipe (108) and the water outlet pipe (109).
  5. 5. A group control device for boilers is characterized in that a group of first connecting flanges (110) are arranged at the outer side ends of a water inlet pipe (108) and a water outlet pipe (109), a group of second connecting flanges (201) are fixedly connected to the two side ends of a guide pipe (111), and a group of span communicating pipes (112) are fixedly connected to the front side above the guide pipe (111).
  6. 6. The group control device for boilers is characterized in that a span connecting flange I (113) is fixedly connected above the span communicating pipe (112), a communicating pipe (202) is arranged in the boiler communicating pipe assembly (200), a group of electromagnetic valves (203) are respectively arranged on the left side of the communicating pipe (202) and in the three groups of flow guiding pipes (111), a group of span connecting flanges II (201) are respectively arranged above the three groups of span connecting flanges (113) of the communicating pipe (202), and a group of three-way valves (204) are respectively arranged at the positions of the second boiler body (102) and the third boiler body (103) of the communicating pipe (202).
  7. 7. A group control device for boilers as claimed in claim 1, characterized in that a terminal water outlet pipe (117) is arranged above the rightmost water outlet pipe (109), and a temperature sensor (118) is arranged on the inner side of the terminal water outlet pipe (117).
  8. 8. The group control device for boilers of claim 1, wherein a group of steam outlet pipes (114) are fixedly connected to intermediate positions above the first boiler body (101), the second boiler body (102), the third boiler body (103) and the fourth boiler body (104), steam pipes (115) are arranged above the steam outlet pipes (114), and the front ends of the four groups of steam pipes (115) are communicated with a front steam recovery box (116).

Description

Boiler group control device Technical Field The utility model belongs to the technical field of boilers, and particularly relates to a boiler group control device. Background The gas boiler is a heat energy conversion equipment, mainly composed of two main bodies of boiler and furnace, accessories for ensuring safe, economical and continuous operation, instrument accessory equipment and self-control and protection system. The fuel is burnt in the furnace to release heat, so that the water in the boiler is continuously heated, the temperature is increased, and steam with pressure is generated. The boiler group is a structure with the combined action of a plurality of groups of boilers, the water is heated through the combined action of the plurality of groups of boilers, and the starting of different numbers of boilers is selected according to different heat supply uses, so that the set temperature is cooperated with the actual water outlet temperature, the deviation of the set temperature and the actual water outlet temperature is reduced, and the heat supply use based on the boiler group is improved. Most of gas boiler control is manual regulation boiler start-stop and boiler load or outlet water temperature for wherein artifical participation degree is partial, has increased operating personnel's intensity of labour, and there are more uncertain factor and hysteresis in manual control, has the deviation to design temperature and actual outlet water temperature's cooperation, and has span heat supply water to lead the problem because of the overhaul of different boilers in the boiler crowd. In view of the foregoing, it is desirable to provide a new structure for solving the above-mentioned problems. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model aims to provide a boiler group control device which solves the problems in the background art. The boiler group control device comprises a boiler group assembly, wherein a first boiler body for heating water is arranged in the boiler group assembly, a second boiler body is arranged on the right side of the first boiler body, a third boiler body is arranged on the right side of the second boiler body, a fourth boiler body is arranged on the right side of the third boiler body, a group of water outlet pipes are fixedly connected to the upper right sides of the first boiler body, the second boiler body, the third boiler body and the fourth boiler body, a group of water inlet pipes are fixedly connected to the left rear sides of the first boiler body, the second boiler body, the third boiler body and the fourth boiler body, a boiler communicating pipe assembly is arranged above the water outlet pipes, and a control box is arranged on the rear side of the second boiler body. As a preferred implementation mode, four groups of DCS controllers are arranged on the inner side of the control box, each group of DCS controllers are respectively and electrically connected with the first boiler body, the second boiler body, the third boiler body and the fourth boiler body for control, and the starting control of the first boiler body, the second boiler body, the third boiler body and the fourth boiler body is realized through the DCS controllers arranged in the control box, and the running load is regulated. As a preferable implementation mode, a group of burners are arranged on the left sides of the first boiler body, the second boiler body, the third boiler body and the fourth boiler body, and a water feeding pump is arranged on the rear side of a water inlet pipe of the first boiler body. As a preferred implementation mode, a group of guide pipes are arranged between the first boiler body and the second boiler body, between the second boiler body and the third boiler body, and between the third boiler body and the water inlet pipe and the water outlet pipe of the fourth boiler body, the start and stop of the first boiler body, the second boiler body, the third boiler body and the fourth boiler body are controlled according to actual use, and the non-started boiler is only used as a water passing structure to realize water flow guide through a plurality of groups of guide pipes. As a preferred implementation mode, a group of first connecting flanges are arranged at the tail ends of the outer sides of the water inlet pipe and the water outlet pipe, a group of second connecting flanges are fixedly connected with the tail ends of the two sides of the guide pipe, and a group of span communicating pipes are fixedly connected with the front side above the guide pipe. As a preferred implementation mode, a span connecting flange I is fixedly connected above the span communicating pipe, a communicating pipe is arranged in the boiler communicating pipe assembly, and a group of electromagnetic valves are arranged on the left side of the communicating pipe and in the three groups of flow guiding pipes; The communicating pipes are positioned a