Movable safety emergency boiler room based on vacuum hot water boiler

Abstract

The utility model discloses a movable safety emergency boiler room based on a vacuum hot water boiler, and relates to the technical field of boilers. The movable boiler room aims to solve the problems that a boiler of an existing movable boiler room is poor in safety and prone to cracking, explosion and other dangers. The vacuum hot water boiler water supply device comprises a box body, a vacuum hot water boiler, a circulating water pump, a water supply pipeline, a water return pipeline and a water supplementing device, the vacuum hot water boiler is arranged in the box body, a water outlet of the vacuum hot water boiler is connected with the water supply pipeline, and a water inlet of the vacuum hot water boiler is connected with the water return pipeline. The water return pipeline is sequentially connected with a dirt separator and a circulating water pump from top to bottom, the water supplementing device is connected to the water return pipeline and arranged between the dirt separator and the circulating water pump, and the vacuum hot water boiler is a full-premixing low-nitrogen condensation vacuum hot water boiler. The movable boiler is used for moving the boiler.

Description

Technical Field

[0001] The utility model relates to the technical field of boilers, in particular to a mobile safety emergency boiler room based on a vacuum hot water boiler. Background Art

[0002] Traditional boilers are installed and fixed in boiler rooms with traditional structures and are immovable equipment. Such boilers cannot meet the heating needs of mobile units, emergency treatment and field operations. In order to meet this demand, a movable container boiler room has gradually been developed, which sets the boiler, water pump unit, control system and pipeline together in a box-type structure room, which can then be transported to the required area to meet the mobility and emergency heating needs. However, although this boiler room meets the heating needs, it does not have the protection facilities of traditional boilers during the heating process, so the boiler has poor safety and is prone to rupture, explosion and other dangers. Utility Model Content

[0003] In order to solve the problems that the boilers in the existing mobile boiler room are poor in safety and prone to rupture, explosion and other dangers, the utility model further proposes a mobile safety emergency boiler room based on a vacuum hot water boiler.

[0004] The technical solution adopted by the utility model to solve the above technical problems is:

[0005] A mobile safety emergency boiler room based on a vacuum hot water boiler comprises a box body, a vacuum hot water boiler, a circulating water pump, a water supply pipeline, a return water pipeline and a water replenishing device. The vacuum hot water boiler is arranged in the box body, the water outlet of the vacuum hot water boiler is connected to the water supply pipeline, the water inlet of the vacuum hot water boiler is connected to the return water pipeline, a decontaminator and a circulating water pump are connected to the return water pipeline in sequence from front to back, the water replenishing device is connected to the return water pipeline and is arranged between the decontaminator and the circulating water pump, and the vacuum hot water boiler is a fully premixed low-nitrogen condensing vacuum hot water boiler.

[0006] Furthermore, the vacuum hot water boiler includes a burner, a furnace, a furnace flue gas heat exchange tube group, a tail chimney, a heat exchange tube bundle and an external cover. The burner and the furnace are both arranged in the external cover. The burner is connected to the front end of the furnace. A group of furnace flue gas heat exchange tube groups is arranged in the furnace. A tail chimney is arranged at the rear end of the furnace. The tail chimney passes through the external cover and the box body, and the smoke outlet port is arranged on the outside of the box body. A sealed chamber is arranged above the furnace. A heat exchanger water outlet chamber is arranged at the front end of the sealed chamber. A heat exchanger water inlet chamber is arranged at the rear end of the sealed chamber. A heat exchange tube bundle is arranged in the sealed chamber. The front end of the heat exchange tube bundle is connected with the heat exchanger water outlet chamber, and the rear end of the heat exchange tube bundle is connected with the heat exchanger water inlet chamber. The water inlet is arranged on the heat exchanger water inlet chamber, and the water outlet is arranged on the heat exchanger water outlet chamber. The lower part of the sealed chamber is filled with water.

[0007] Furthermore, the heat exchange tube bundle is horizontally arranged in the middle of the sealed chamber, and the water in the sealed chamber is arranged at the lower part of the heat exchange tube bundle.

[0008] Furthermore, the furnace flue gas heat exchange tube group is vertically arranged in the middle of the furnace and below the sealed chamber.

[0009] Furthermore, the water replenishment device includes a water replenishment pipeline, a softener, a soft water tank, a frequency conversion and voltage stabilization device and a tap water pipeline. The tap water pipeline is connected to the softener, the water outlet end of the tap water pipeline is connected to the water inlet end of the soft water tank, the water outlet end of the soft water tank is connected to the water inlet end of the water replenishment pipeline, the water replenishment pipeline is connected to the frequency conversion and voltage stabilization device, and the water outlet end of the water replenishment pipeline is connected to the return water pipeline.

[0010] Furthermore, a lighting system, a drainage system and an exhaust system are arranged in the box, and a switch door is arranged on the side wall of the box.

[0011] Furthermore, the exhaust system includes a ventilation window and an explosion-proof fan, and the ventilation window and the explosion-proof fan are respectively arranged on the side walls of the box.

[0012] Furthermore, the box wall of the box body is provided with a flame retardant environmentally friendly material layer, a sound insulation board layer, a thermal insulation layer and a support plate in sequence from the inside to the outside.

[0013] Furthermore, an electric control cabinet is provided in the box body, and the electric control cabinet is electrically connected to the vacuum hot water boiler, the circulating water pump and the water replenishing device respectively.

[0014] Furthermore, an audible and visual alarm is provided in the box, and the audible and visual alarm is electrically connected to the electric control cabinet.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The utility model emergency boiler room is to fix all auxiliary equipment such as full premixed low nitrogen condensing vacuum hot water boiler, control system, water softener, water softener tank, circulating water pump, frequency conversion voltage stabilizing equipment and instrument valves, and realize the mobility of the overall equipment of the boiler room. The boiler only needs to be connected to the power supply, gas, and water supply and return to operate automatically. The display instrument and control system of the boiler are all completed in the container. The container is equipped with lighting, doors, emergency exhaust, drainage pipes and other facilities. It has the characteristics of rapid movement and can be transported by car to various complex sites for use, such as oil fields, road construction sites, bridge construction sites, mobile units, field operations and other places where boilers are needed. The emergency boiler auxiliary equipment is complete and easy and fast to install. The user only needs to simply assemble the water supply, heating pipes and power supply at the place of use. The appearance is neat and beautiful and durable.

[0017] The characteristics of the fully premixed low-nitrogen condensing vacuum hot water boiler include sealing the heat medium water in the unit in a vacuum form, without contact with the outside world, no oxidation corrosion, no scale generation, ensuring efficient operation and longer service life. In addition, since it operates in a vacuum state, there is no risk of expansion, rupture, or explosion. The boiler is always under negative pressure operation, without the risk of explosion, and has unparalleled safety compared to other boilers; using advanced combustion technology, nitrogen oxide NOx emissions are as low as 30mg / Nm 3 The boiler room is equipped with sound and light alarms to warn of abnormal conditions such as boiler temperature, pressure, flow, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0019] Figure 2 This is a working diagram of the structure inside the box in the utility model;

[0020] Figure 3 It is a structural schematic diagram of the vacuum hot water boiler in the utility model. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] Specific implementation method 1: Combination Figures 1 to 3 The present embodiment is described. The mobile safety emergency boiler room based on a vacuum hot water boiler described in the present embodiment comprises a box body 1, a vacuum hot water boiler 2, a circulating water pump 3, a water supply pipeline 4, a return water pipeline 5 and a water replenishing device. The vacuum hot water boiler 2 is arranged in the box body 1, the water outlet 26 of the vacuum hot water boiler 2 is connected to the water supply pipeline 4, the water inlet 25 of the vacuum hot water boiler 2 is connected to the return water pipeline 5, the return water pipeline 5 is sequentially connected with a decontaminator 6 and a circulating water pump 3 from front to back, the water replenishing device is connected to the return water pipeline 5, and is arranged between the decontaminator 6 and the circulating water pump 3, and the vacuum hot water boiler 2 is a fully premixed low-nitrogen condensing vacuum hot water boiler.

[0023] The emergency boiler room fixes all auxiliary equipment such as the fully premixed low-nitrogen condensing vacuum hot water boiler, control system, soft water processor, soft water tank, circulating water pump, frequency conversion and voltage stabilization equipment, and instrument valves, and realizes the mobility of the overall equipment of the boiler room. The boiler only needs to be connected to the power supply, gas, and supply and return water to operate fully automatically. The boiler's display instruments and control system are all completed in the container.

[0024] The product is windproof, rainproof, frostproof, flexible, short construction period, cost-effective, diversified, and environmentally friendly. No special boiler room is required, and it can be placed on the roof, basement, or outdoor floor. The equipment is assembled in the factory and transported as a whole. Users only need to put it in place, connect water, electricity, and gas, and it can be put into use, saving installation and boiler room construction costs. It has the characteristics of fast movement and can be transported by car to various complex sites for use, such as oil fields, road construction sites, bridge construction sites, mobile units, field operations, and other places where boilers are needed. The emergency boiler auxiliary equipment is complete, and the installation is simple and fast. Users only need to simply assemble water supply, heating pipes, and power supply at the place of use. The appearance is neat and beautiful, and it is durable.

[0025] The boiler is always operated under negative pressure, without explosion risk, and has unparalleled safety compared to other boilers; the boiler room is equipped with emergency exhaust devices according to the specifications. With advanced combustion technology, nitrogen oxide NOx emissions are as low as 30mg / Nm 3 the following.

[0026] The characteristics of the fully premixed low-nitrogen condensing vacuum hot water boiler include sealing the heat medium water in the unit, and sealing it in a vacuum form, without contact with the outside world, no oxidation corrosion, no scale, ensuring efficient operation and longer service life. In addition, since it operates in a vacuum state, there is no danger of expansion, rupture, or explosion. Therefore, the steam pressure generated is lower than the normal pressure and transfers heat to the heat exchanger. The heat medium·steam·heat exchange·water heat medium is repeated, and the heat exchanger is indirectly heated by steam. According to different uses, the vacuum hot water boiler can install 1 to 2 sets of high-efficiency heat exchangers in the drum to form multiple circuits, one furnace for multiple uses, and can be used for heating systems, air conditioning systems, and domestic hot water systems at the same time. In this way, the system design is very flexible without considering more equipment layout space.

[0027] Specific implementation method 2: Combination Figures 1 to 3The vacuum hot water boiler 2 described in the present embodiment includes a burner 21, a furnace 22, a furnace flue gas heat exchange tube group 23, a tail chimney 24, a heat exchange tube bundle 27 and an external cover 28. The burner 21 and the furnace 22 are both arranged in the external cover 28. The burner 21 is connected to the front end of the furnace 22. A group of furnace flue gas heat exchange tube groups 23 are arranged in the furnace 22. A tail chimney 24 is arranged at the rear end of the furnace 22. The tail chimney 24 passes through the external cover 28 and the box 1, and the smoke outlet port is arranged outside the box 1. A sealed chamber 29 is provided above the heat exchanger 22, a heat exchanger outlet chamber 210 is provided at the front end of the sealed chamber 29, a heat exchanger inlet chamber 211 is provided at the rear end of the sealed chamber 29, a heat exchange tube bundle 27 is provided in the sealed chamber 29, a front end of the heat exchange tube bundle 27 is connected to the heat exchanger outlet chamber 210, a rear end of the heat exchange tube bundle 27 is connected to the heat exchanger inlet chamber 211, a water inlet 25 is provided on the heat exchanger inlet chamber 211, a water outlet 26 is provided on the heat exchanger outlet chamber 210, and the lower part of the sealed chamber 29 is filled with water. The undisclosed technical features in this embodiment are the same as those in the first embodiment.

[0028] The combustion on the surface of the burner 21 generates high-temperature flue gas, which enters the furnace 22 and heats the furnace flue gas heat exchange tube group 23 in the furnace 22. The furnace flue gas heat exchange tube group 23 heats the water in the sealed chamber 29 to generate steam, and the steam then condenses and exchanges heat with the water in the heat exchange tube bundle 27. After the steam is condensed, it returns to the bottom of the sealed chamber 29 for subsequent heating and evaporation. The water in the return water pipeline 5 enters the heat exchanger water inlet chamber 211 through the water inlet 25, enters the heat exchanger water outlet chamber 210 after being heated by the heat exchange tube bundle 27, and enters the water supply pipeline 4 through the water outlet 26. The flue gas in the furnace 22 is discharged to the outside of the boiler room through the tail chimney 24.

[0029] A waterproof cover 212 is provided at the upper end of the tail chimney 24 .

[0030] Specific implementation method three: Combination Figures 1 to 3 To explain this embodiment, the heat exchange tube bundle 27 in this embodiment is horizontally arranged in the middle of the sealed chamber 29, and the water in the sealed chamber 29 is arranged at the lower part of the heat exchange tube bundle 27. The undisclosed technical features in this embodiment are the same as those in the second embodiment.

[0031] The water in the sealed chamber 29 is collected at the lower part, and after being heated and evaporated, it is heat exchanged through the heat exchange tube bundle 27 , and after being condensed, it falls back to the lower part of the sealed chamber 29 .

[0032] Specific implementation method four: Combination Figures 1 to 3 To explain this embodiment, the furnace flue gas heat exchange tube group 23 in this embodiment is vertically arranged in the middle of the furnace 22 and below the sealed chamber 29. The undisclosed technical features in this embodiment are the same as those in the third embodiment.

[0033] Specific implementation method five: Combination Figures 1 to 3 This embodiment is described. The water replenishment device in this embodiment includes a water replenishment pipeline 7, a water softener 8, a soft water tank 9, a frequency conversion voltage stabilizing device 10 and a tap water pipeline 11. The tap water pipeline 11 is connected to the water softener 8. The water outlet of the tap water pipeline 11 is connected to the water inlet of the soft water tank 9. The water outlet of the soft water tank 9 is connected to the water inlet of the water replenishment pipeline 7. The water replenishment pipeline 7 is connected to the frequency conversion voltage stabilizing device 10. The water outlet of the water replenishment pipeline 7 is connected to the return water pipeline 5. The undisclosed technical features in this embodiment are the same as those in the first embodiment.

[0034] When replenishing water, water enters the water softener 8 from the tap water pipeline 11 to be softened, and the softened water enters the soft water tank 9, and then enters the vacuum hot water boiler 2 through the water replenishment pipeline 7 and the frequency conversion voltage stabilizing device 10.

[0035] Specific implementation method six: Combination Figures 1 to 3 This embodiment is described. In this embodiment, a lighting system, a drainage system and an exhaust system are arranged in the box 1, and a switch door is arranged on the side wall of the box 1. The undisclosed technical features in this embodiment are the same as those in the first embodiment.

[0036] The drainage pipe 12 of the drainage system is arranged at the lower part of the side wall of the box body 1.

[0037] Specific implementation method seven: Combination Figures 1 to 3 This embodiment is described. The exhaust system in this embodiment includes a ventilation window and an explosion-proof fan, and the ventilation window and the explosion-proof fan are respectively arranged on the side wall of the box body 1. The undisclosed technical features in this embodiment are the same as those in the specific embodiment 6.

[0038] The window 13 of the ventilation window and the air outlet 14 of the explosion-proof fan are both embedded in the upper part of the side wall of the box body 1.

[0039] Specific implementation method eight: Combination Figures 1 to 3 To explain this embodiment, the box wall of the box body 1 described in this embodiment is provided with a flame retardant environmentally friendly material layer, a sound insulation board layer, a heat insulation layer and a support board in sequence from the inside to the outside. The undisclosed technical features in this embodiment are the same as those in the specific embodiment 1.

[0040] Specific implementation method nine: Combination Figures 1 to 3 To explain this embodiment, the box 1 of this embodiment is provided with an electric control cabinet, which is electrically connected to the vacuum hot water boiler 2, the circulating water pump 3 and the water replenishment device. The undisclosed technical features in this embodiment are the same as those in the first embodiment.

[0041] The electric control cabinet monitors the equipment in the entire boiler room, with fully automatic video monitoring, fault self-diagnosis, and fully automatic operation, realizing human-machine dialogue and remote control.

[0042] Specific implementation method ten: Combination Figures 1 to 3 To explain this embodiment, a sound and light alarm is arranged in the box 1 of this embodiment, and the sound and light alarm is electrically connected to the electric control cabinet. The undisclosed technical features in this embodiment are the same as those in the first embodiment.

[0043] The sound and light alarm warns of abnormal conditions such as the boiler's temperature, pressure, flow, etc.

[0044] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A mobile safety emergency boiler room based on a vacuum hot water boiler, characterized in that: The invention comprises a housing (1), a vacuum hot water boiler (2), a circulating water pump (3), a water supply pipeline (4), a return water pipeline (5) and a water replenishing device. The vacuum hot water boiler (2) is arranged in the housing (1). The water outlet (26) of the vacuum hot water boiler (2) is connected to the water supply pipeline (4). The water inlet (25) of the vacuum hot water boiler (2) is connected to the return water pipeline (5). The return water pipeline (5) is connected to a decontaminator (6) and a circulating water pump (3) in sequence from front to back. The water replenishing device is connected to the return water pipeline (5) and is arranged between the decontaminator (6) and the circulating water pump (3). The vacuum hot water boiler (2) is a fully premixed low-nitrogen condensing vacuum hot water boiler.

2. According to claim 1, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized in that: The vacuum hot water boiler (2) comprises a burner (21), a furnace (22), a furnace flue gas heat exchange tube group (23), a tail chimney (24), a heat exchange tube bundle (27) and an external cover (28), wherein the burner (21) and the furnace (22) are both arranged in the external cover (28), the burner (21) is connected to the front end of the furnace (22), a group of furnace flue gas heat exchange tube groups (23) are arranged in the furnace (22), a tail chimney (24) is arranged at the rear end of the furnace (22), the tail chimney (24) passes through the external cover (28) and the box (1), and the smoke outlet port is arranged outside the box (1), and the furnace (22) is provided with a heat exchange tube bundle (27). ), a sealed chamber (29) is provided above the heat exchanger, a heat exchanger water outlet chamber (210) is provided at the front end of the sealed chamber (29), a heat exchanger water inlet chamber (211) is provided at the rear end of the sealed chamber (29), a heat exchange tube bundle (27) is provided in the sealed chamber (29), the front end of the heat exchange tube bundle (27) is connected to the heat exchanger water outlet chamber (210), the rear end of the heat exchange tube bundle (27) is connected to the heat exchanger water inlet chamber (211), the water inlet (25) is provided on the heat exchanger water inlet chamber (211), the water outlet (26) is provided on the heat exchanger water outlet chamber (210), and the lower part of the sealed chamber (29) is filled with water.

3. According to claim 2, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized in that: The heat exchange tube bundle (27) is horizontally arranged in the middle of the sealed chamber (29), and the water in the sealed chamber (29) is arranged at the lower part of the heat exchange tube bundle (27).

4. According to claim 3, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized in that: The furnace flue gas heat exchange tube group (23) is vertically arranged in the middle of the furnace (22) and below the sealed chamber (29).

5. According to claim 1, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized in that: The water replenishment device comprises a water replenishment pipeline (7), a water softener (8), a soft water tank (9), a frequency conversion and voltage stabilization device (10) and a tap water pipeline (11); the tap water pipeline (11) is connected to the water softener (8); the water outlet of the tap water pipeline (11) is connected to the water inlet of the soft water tank (9); the water outlet of the soft water tank (9) is connected to the water inlet of the water replenishment pipeline (7); the water replenishment pipeline (7) is connected to the frequency conversion and voltage stabilization device (10); and the water outlet of the water replenishment pipeline (7) is connected to the return water pipeline (5).

6. According to claim 1, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized in that: The box body (1) is provided with a lighting system, a drainage system and an exhaust system, and a switch door is provided on the side wall of the box body (1).

7. A mobile safety emergency boiler room based on a vacuum hot water boiler according to claim 6, characterized in that: The exhaust system comprises a ventilation window and an explosion-proof fan, and the ventilation window and the explosion-proof fan are respectively arranged on the side walls of the box body (1).

8. According to claim 1, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized by: The box wall of the box body (1) is provided with a flame retardant environmentally friendly material layer, a sound insulation board layer, a heat insulation layer and a support board in sequence from the inside to the outside.

9. According to claim 1, a mobile safety emergency boiler room based on a vacuum hot water boiler is characterized by: An electric control cabinet is arranged in the box body (1), and the electric control cabinet is electrically connected to the vacuum hot water boiler (2), the circulating water pump (3) and the water replenishing device respectively.

10. A mobile safety emergency boiler room based on a vacuum hot water boiler according to claim 9, characterized in that: The box body (1) is provided with an audible and visual alarm, which is electrically connected to the electric control cabinet.

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