Boiler flue gas sampling device

Abstract

The utility model relates to the technical field of boiler flue gas, and discloses a boiler flue gas sampling device, which comprises a fixed box body, the inside of the fixed box body is hollow, one side of the fixed box body is fixedly connected with an extension plate, the upper surface of the extension plate is provided with a lifting assembly, the inside of the fixed box body is provided with a sampling assembly, and the inside of the sampling assembly is provided with a sampling valve. An air suction assembly is arranged in the fixed box body, a door opening assembly is arranged on one side of the fixed box body, a heat recovery assembly is arranged in the fixed box body, the air suction assembly comprises an air suction box, the air suction box is fixedly connected to one side of the inner wall of the fixed box body, and the interior of the air suction box is hollow. Fixing screw holes are formed in the inner wall of the air suction box. According to the boiler flue gas sampling device, through the work of the air suction assembly, the air blower in the air suction box is used for automatic air suction, automatic collection of boiler flue gas is achieved, and safety accidents possibly caused by manual collection of the flue gas are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler smoke, in particular to a boiler smoke sampling device. Background Art

[0002] During the working process, the boiler will produce corresponding flue gas. At this time, it is necessary to sample the flue gas. Boiler flue gas sampling is an important task. During the operation of the boiler, the temperature of the overall working environment gradually increases. Manual sampling operations have certain risks and may cause safety accidents. In order to reduce direct human contact with high-temperature environments, you can consider using automatic sampling devices. Utility Model Content

[0003] The purpose of the utility model is to provide a boiler flue gas sampling device to solve the problem that manual sampling is very dangerous and the temperature may be too high proposed in the above background technology. To achieve the above purpose, the utility model provides the following technical solutions: a boiler flue gas sampling device, including a fixed box, the interior of the fixed box is hollow, one side of the fixed box is fixedly connected to an extension plate, the upper surface of the extension plate is provided with a lifting assembly, the interior of the fixed box is provided with a sampling assembly, the interior of the fixed box is provided with a suction assembly, one side of the fixed box is provided with a door assembly, the interior of the fixed box is provided with a heat recovery assembly, the suction assembly includes a suction box, the suction box is fixedly connected to one side of the inner wall of the fixed box, the interior of the suction box is hollow, the inner wall of the suction box is provided with a fixing screw hole, the fixing screw hole is threadedly connected with a fixing screw, the inner wall of the suction box is movably connected with a blower through the fixing screw, the bottom of the suction box is provided with a circulation hole, and the blower inside the suction box is automatically sucked through the blower, thereby avoiding the safety accidents that may be caused by manual collection of flue gas.

[0004] Further preferably, the lifting assembly includes a lifting block, the lifting block is fixedly connected to the upper surface of the extension plate, a telescopic piston is fixedly connected inside the lifting block, one end of the telescopic piston is fixedly connected to a moving block, and the top of the moving block is fixedly connected to a lifting platform. Through the automatic operation of the lifting assembly, the sampling hose can be automatically operated to the sampling position, reducing the process of manual participation.

[0005] Further preferably, the sampling assembly includes a hose fixing bracket, the hose fixing bracket is fixedly connected to the upper surface of the lifting platform, the upper surface of the hose fixing bracket is movably connected with a sampling hose, the sampling hose is fixedly connected to one side of a fixed box, the inner wall of the fixed box is provided with a hose opening, the sampling hose and the hose opening are adapted to each other, and a sampling detector is fixedly connected to the top of the inner wall of the fixed box, the flue gas generated by the boiler is sampled through the sampling hose, the hose has a certain high temperature resistance, eliminating the possibility of direct contact with a high temperature environment due to manual sampling.

[0006] Further preferably, the door opening assembly includes a rotating shaft, one side of the rotating shaft is movably connected to a side of a fixed box body, one side of the rotating shaft is fixedly connected to a side door, the front of the side door is fixedly connected to a door handle, and one side of the fixed box body is fixedly connected to an explosion-proof glass, and by opening the side door, the condition of the equipment can be inspected after sampling is completed and the temperature has been lowered, thereby ensuring the safety of the equipment's multiple operations.

[0007] Further preferably, the heat recovery component includes a storage chamber, the storage chamber is fixedly connected to the inner wall of the fixed box, the storage chamber is connected to the sampling hose, a cold water inlet opening is opened on one side of the storage chamber, the cold water inlet opening is fixedly connected to the cold water inlet pipe, a hot water storage opening is opened on the bottom of the storage chamber, the hot water storage opening is fixedly connected to the hot water storage pipe, one end of the hot water storage pipe is fixedly connected to an insulated water storage tank, a hot water outlet is opened on one side of the insulated water storage tank, the hot water outlet is fixedly connected to the hot water outlet pipe, and the heat generated during the operation of the boiler is recovered by water circulation, thereby realizing heat recovery.

[0008] Further preferably, one side of the extension plate is fixedly connected to one side of the fixed box through a connecting plate, a speaker is fixedly connected to the upper surface of the fixed box, and a warning signal light is fixedly connected to the top of the speaker. Through the operation of the speaker, when the sampled flue gas is abnormal, information can be issued to alert technicians.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] In the utility model, through the work of the air suction component, the blower inside the air suction box is used to automatically suck air, thereby realizing automatic collection of boiler smoke, thereby avoiding safety accidents that may be caused by manual collection of smoke;

[0011] In the utility model, the heat recovery component is used to recover the heat generated during the operation of the boiler by means of water circulation, thereby achieving the heat recovery work and solving the problem of large amount of heat dissipation during the operation of the boiler.

[0012] In the utility model, the sampling hose is used to sample the flue gas generated by the boiler through the work of the sampling component. The hose has a certain high temperature resistance performance, eliminating the possibility of direct contact with a high temperature environment due to manual sampling. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0014] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure at B in the figure of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure at A in the figure of the utility model;

[0017] Figure 5 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0018] Figure 6 It is a partial cross-sectional structural schematic diagram of the utility model.

[0019] In the figure: 1, fixed box; 2, extension plate; 3, lifting assembly; 4, sampling assembly; 5, air suction assembly; 6, door opening assembly; 7, heat recovery assembly; 101, warning signal light; 102, speaker; 201, connecting plate; 301, lifting block; 302, moving block; 303, telescopic piston; 304, lifting platform; 401, sampling detector; 402, sampling hose; 403, hose opening; 404, hose fixing bracket; 501. Air suction box; 502. Blower; 503. Fixing screw; 504. Fixing screw hole; 505. Circulation hole; 601. Rotating axis; 602. Side door; 603. Door handle; 604. Explosion-proof glass; 701. Storage chamber; 702. Cold water inlet opening; 703. Cold water inlet pipe; 704. Hot water storage opening; 705. Hot water storage pipe; 706. Insulated water storage tank; 707. Hot water outlet pipe; 708. Hot water outlet. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 6The utility model provides a technical solution: a boiler flue gas sampling device, comprising a fixed box 1, the interior of the fixed box 1 is hollow, one side of the fixed box 1 is fixedly connected to an extension plate 2, the upper surface of the extension plate 2 is provided with a lifting component 3, the interior of the fixed box 1 is provided with a sampling component 4, the interior of the fixed box 1 is provided with a suction component 5, one side of the fixed box 1 is provided with a door opening component 6, the interior of the fixed box 1 is provided with a heat recovery component 7, the suction component 5 includes a suction box 501, the suction box 501 is fixedly connected On one side of the inner wall of the fixed box body 1, the interior of the air suction box 501 is hollow, and a fixing screw hole 504 is provided on the inner wall of the air suction box 501, and a fixing screw 503 is threadedly connected to the fixing screw hole 504. The inner wall of the air suction box 501 is movably connected to the blower 502 through the fixing screw 503, and a circulation hole 505 is provided at the bottom of the air suction box 501. When the blower 502 is working, the boiler smoke is sucked to the outside of the air suction box 501, and part of the boiler smoke enters the interior of the air suction box 501 and is circulated and discharged through the circulation hole 505.

[0022] In this embodiment, Figure 1 , Figure 2 and Figure 5 As shown, the lifting assembly 3 includes a lifting block 301, which is fixedly connected to the upper surface of the extension plate 2. A telescopic piston 303 is fixedly connected inside the lifting block 301, one end of the telescopic piston 303 is fixedly connected to a moving block 302, and the top of the moving block 302 is fixedly connected to a lifting platform 304. Through the operation of the telescopic piston 303, the moving block 302 is driven to move up and down, and the lifting platform 304 is driven to move up and down, thereby realizing the position adjustment of the sampling assembly 4.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, the sampling component 4 includes a hose fixing bracket 404, which is fixedly connected to the upper surface of the lifting platform 304, and the upper surface of the hose fixing bracket 404 is movably connected with a sampling hose 402, and the sampling hose 402 is fixedly connected to one side of the fixed box 1, and a hose opening 403 is opened on the inner wall of the fixed box 1, and the sampling hose 402 and the hose opening 403 are adapted to each other, and a sampling detector 401 is fixedly connected to the top of the inner wall of the fixed box 1, and the boiler flue gas is transported to the outside of the suction box 501 through the sampling hose 402, and the sampling detector 401 absorbs part of the boiler flue gas for sampling and detection.

[0024] In this embodiment, Figure 1 and Figure 5As shown, the door opening assembly 6 includes a rotating shaft 601, one side of the rotating shaft 601 is movably connected to one side of the fixed box body 1, one side of the rotating shaft 601 is fixedly connected to a side door 602, the front of the side door 602 is fixedly connected to a door handle 603, and one side of the fixed box body 1 is fixedly connected to an explosion-proof glass 604. By pulling the door handle 603, the rotating shaft 601 is driven to rotate, so that the side door 602 can be opened.

[0025] In this embodiment, Figure 2 , Figure 3 and Figure 4 As shown, the heat recovery component 7 includes a storage chamber 701, the storage chamber 701 is fixedly connected to the inner wall of the fixed box body 1, the storage chamber 701 is connected to the sampling hose 402, a cold water inlet opening 702 is opened on one side of the storage chamber 701, and the cold water inlet opening 702 is fixedly connected to the cold water inlet pipe 703, and a hot water storage opening 704 is opened at the bottom of the storage chamber 701, and the hot water storage opening 704 is fixedly connected to the hot water storage pipe 705, and one end of the hot water storage pipe 705 is fixedly connected to the heat preservation storage Water tank 706, a hot water outlet 708 is provided on one side of the insulated water storage tank 706, and the hot water outlet 708 is fixedly connected to a hot water outlet pipe 707, and cold water is transported to the interior of the storage chamber 701 through the cold water inlet opening 702. The high-temperature boiler flue gas transported through the sampling hose 402 heats up the cold water inlet pipe 703 through heat conduction, enters the hot water storage pipe 705, enters the insulated water storage tank 706 through the hot water storage pipe 705 for storage, and is transported for use through the hot water outlet pipe 707.

[0026] In this embodiment, Figure 1 , Figure 2 and Figure 5 As shown, one side of the extension plate 2 is fixedly connected to one side of the fixed box 1 through the connecting plate 201, a speaker 102 is fixedly connected to the upper surface of the fixed box 1, and a warning signal light 101 is fixedly connected to the top of the speaker 102. When a problem occurs through detection by the sampling detector 401, the warning signal light 101 is started and emits a warning red light, and is fixedly connected to one side of the fixed box 1, and a speaker 102 is fixedly connected to the upper surface of the fixed box 1, and the speaker 102 emits a warning signal.

[0027] The use method and advantages of the utility model: When the boiler flue gas sampling device is used, the working process is as follows:

[0028] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, when the boiler flue gas sampling device is used, the telescopic piston 303 is operated to drive the moving block 302 to move up and down, and the lifting platform 304 is driven to move up and down. The blower 502 is operated to suck the boiler flue gas to the outside of the suction box 501, and part of the flue gas inside the fixed box 1 is discharged by opening the side door 602. Part of the boiler flue gas enters the inside of the suction box 501 and is circulated and discharged through the circulation hole 505. The cold water is transported to the inside of the storage chamber 701 through the cold water inlet opening 702. The high-temperature boiler flue gas transported by the sampling hose 402 heats up the cold water inlet pipe 703 through heat conduction, enters the hot water storage pipe 705, enters the insulated water storage tank 706 through the hot water storage pipe 705 for storage, and is transported and used through the hot water outlet pipe 707. When a problem occurs through the detection of the sampling detector 401, the warning signal light 101 is started and emits a warning red light. It is fixedly connected to one side of the fixed box 1, and a speaker 102 is fixedly connected to the upper surface of the fixed box 1, and the speaker 102 emits a warning signal.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A boiler flue gas sampling device, comprising a fixed box (1), characterized in that: The interior of the fixed box (1) is hollow, an extension plate (2) is fixedly connected to one side of the fixed box (1), a lifting assembly (3) is provided on the upper surface of the extension plate (2), a sampling assembly (4) is provided inside the fixed box (1), an air suction assembly (5) is provided inside the fixed box (1), a door opening assembly (6) is provided on one side of the fixed box (1), and a heat recovery assembly (7) is provided inside the fixed box (1); The air suction assembly (5) comprises an air suction box (501), the air suction box (501) being fixedly connected to one side of the inner wall of the fixed box body (1), the interior of the air suction box (501) being hollow, the inner wall of the air suction box (501) being provided with a fixing screw hole (504), the fixing screw hole (504) being threadedly connected with a fixing screw (503), the inner wall of the air suction box (501) being movably connected to a blower (502) via the fixing screw (503), and the bottom of the air suction box (501) being provided with a circulation hole (505).

2. A boiler flue gas sampling device according to claim 1, characterized in that: The lifting assembly (3) comprises a lifting block (301), the lifting block (301) being fixedly connected to the upper surface of the extension plate (2), a telescopic piston (303) being fixedly connected inside the lifting block (301), one end of the telescopic piston (303) being fixedly connected to a moving block (302), and the top of the moving block (302) being fixedly connected to a lifting platform (304).

3. A boiler flue gas sampling device according to claim 1, characterized in that: The sampling assembly (4) comprises a hose fixing frame (404), the hose fixing frame (404) being fixedly connected to the upper surface of the lifting platform (304), the upper surface of the hose fixing frame (404) being movably connected to a sampling hose (402), and the sampling hose (402) being fixedly connected to one side of the fixed box (1).

4. A boiler flue gas sampling device according to claim 1, characterized in that: The door opening assembly (6) comprises a rotating shaft (601), one side of the rotating shaft (601) being movably connected to one side of a fixed box (1), one side of the rotating shaft (601) being fixedly connected to a side door (602), a front side of the side door (602) being fixedly connected to a door handle (603), and one side of the fixed box (1) being fixedly connected to an explosion-proof glass (604).

5. A boiler flue gas sampling device according to claim 1, characterized in that: The heat recovery component (7) comprises a storage chamber (701), the storage chamber (701) being fixedly connected to the inner wall of the fixed box (1), the storage chamber (701) being connected to the sampling hose (402), a cold water inlet opening (702) being provided on one side of the storage chamber (701), the cold water inlet opening (702) being fixedly connected to a cold water inlet pipe (703), and a hot water storage opening (704) being provided at the bottom of the storage chamber (701).

6. A boiler flue gas sampling device according to claim 5, characterized in that: The hot water storage opening (704) is fixedly connected to a hot water storage pipe (705), one end of the hot water storage pipe (705) is fixedly connected to a heat preservation water storage tank (706), one side of the heat preservation water storage tank (706) is provided with a hot water outlet (708), and the hot water outlet (708) is fixedly connected to a hot water outlet pipe (707).

7. A boiler flue gas sampling device according to claim 1, characterized in that: One side of the extension plate (2) is fixedly connected to one side of the fixed box (1) via a connecting plate (201); a speaker (102) is fixedly connected to the upper surface of the fixed box (1); and a warning signal light (101) is fixedly connected to the top of the speaker (102).

8. A boiler flue gas sampling device according to claim 3, characterized in that: The inner wall of the fixed box (1) is provided with a hose opening (403), the sampling hose (402) is adapted to fit the hose opening (403), and the top of the inner wall of the fixed box (1) is fixedly connected with a sampling detector (401).

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