Tunnel kiln steam exhaust device

Abstract

The utility model discloses a tunnel kiln steam exhaust device which comprises an exhaust assembly, a steam supply assembly and a steam exhaust assembly. The convenient assembly comprises a mounting plate, a sealing gasket, an air supplementing pipe, a throttling valve and a filter screen, the mounting plate is fixed to the exhaust pipe through screws and located on the outer side of the air supplementing opening, the sealing gasket is fixed between the mounting plate and the exhaust pipe, the air supplementing pipe is welded to the middle of the side edge of the mounting plate and communicated with the air supplementing opening, and the throttling valve is fixed to the middle section of the air supplementing pipe; the filter screen is fixed at the tail end of the blowdown pipe; the anti-blocking assembly comprises an electric push rod and a push plate, the fixed end of the electric push rod is fixed to the outer side of the exhaust pipe, the movable end of the electric push rod is located on the inner side of the exhaust pipe, and the push plate is fixed to the movable end of the electric push rod. The steam exhaust device aims to solve the problems that according to an existing steam exhaust device, an air supply port is formed in an exhaust pipe, a guide rail and a sliding door are directly fixed to the exhaust pipe, and once the air supply port deforms, maintenance is extremely inconvenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel kiln technical field, in particular to a tunnel kiln steam exhaust device. BACKGROUND

[0002] The tunnel kiln steam exhaust device is a device for discharging flue gas and steam generated by combustion from the tunnel kiln.

[0003] The present application discloses a tunnel kiln steam exhaust device, which can adjust the air extraction speed according to the actual situation of the steam in the tunnel kiln and ensure the temperature and humidity in the kiln.

[0004] The existing steam exhaust device has the problems of inconvenient maintenance and deformation of the air inlet opening. SUMMARY

[0005] The utility model discloses a tunnel kiln steam exhaust device, which can solve the problems of inconvenient maintenance and deformation of the air inlet opening in the prior art.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0007] The utility model discloses a tunnel kiln steam exhaust device, which comprises:

[0008] The exhaust assembly comprises an exhaust pipe and an air inlet opening, and the air inlet opening is arranged at the lower end of the side edge of the exhaust pipe.

[0009] The convenient assembly comprises a mounting plate, a sealing gasket, an air inlet pipe, a throttle valve and a filter screen.

[0010] Further, the exhaust assembly further comprises main and auxiliary air blowers, branch pipes and a main pipe.

[0011] Further, the anti-blocking assembly comprises an electric push rod and a push plate, the fixed end of the electric push rod is fixed outside the exhaust pipe, and the movable end of the electric push rod is located inside the exhaust pipe, and the push plate is fixed at the movable end of the electric push rod.

[0012] Further, the anti-blocking assembly further comprises a connecting pipe and a blocking cover, the connecting pipe is welded at the lower end of the air supplementing pipe and located between the throttle valve and the exhaust pipe, and the blocking cover is screwed at the lower end of the connecting pipe.

[0013] Further, the anti-blocking assembly further comprises a through hole, a spring, a plug rod and a supporting plate, the through hole is arranged in the middle of the lower end of the blocking cover, the plug rod is inserted into the through hole, the supporting plate is fixed at the upper end of the plug rod, the spring is sleeved on the plug rod and fixed at one end of the lower end of the supporting plate and the other end of the inner bottom surface of the blocking cover.

[0014] Further, the push plate is movably connected inside the air supplementing port and the air supplementing pipe, and the supporting plate is movably connected inside the connecting pipe and the blocking cover.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] First, the utility model is characterized in that the sealing gasket suitable for the arc of the air supplementing port is cut and is attached to the mounting plate, and the mounting plate is fixed at the air supplementing port, air flows into the air supplementing pipe through the filter screen, and the amount of air entering the air supplementing port is controlled through the throttle valve to adjust the temperature in the kiln, and when replacement or maintenance is needed, the mounting plate can be directly removed, so that the later maintenance and replacement are facilitated.

[0017] Second, the utility model is characterized in that the anti-blocking assembly is arranged, part of the smoke in the steam is attached to the air supplementing pipe and the air supplementing port, the electric push rod can be regularly opened, the movable end is stretched, the push plate is moved into the air supplementing pipe, the dust is pushed down, and the dust is pushed into the connecting pipe and falls on the supporting plate, as the dust accumulates on the supporting plate, the weight increases, the supporting plate moves downward, the plug rod moves downward along the through hole, and the spring is compressed, the length of the lower end of the plug rod extending out of the blocking cover can be observed to determine whether the dust in the connecting pipe needs to be cleaned in time, and the air supplementing pipe is prevented from being blocked to affect the normal flow of air. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 The schematic diagram of the convenient assembly structure of the utility model;

[0021] Figure 3 The schematic diagram of the electric push rod and the push plate structure of the utility model;

[0022] Figure 4 The schematic diagram of the connecting pipe position of the utility model;

[0023] Figure 5 The schematic diagram of the anti-blocking assembly part structure of the utility model.

[0024] In the drawings, the component list represented by each sign is as follows:

[0025] 10, main and auxiliary air fans; 11, branch pipes; 12, main pipes; 13, exhaust pipes; 14, air supplement openings; 20, mounting plates; 21, sealing gaskets; 22, air supplement pipes; 23, throttle valves; 24, filter screens; 30, electric push rods; 31, push plates; 32, connecting pipes; 33, plugging covers; 34, through holes; 35, springs; 36, insertion rods; 37, supporting plates. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purposes, features and advantages of the utility model more apparent, comprehensible and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0027] In the following description, a lot of specific details are set forth in order to give a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0028] In order to make the purposes, technical solutions and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0029] Please refer to Figures 1-2 The embodiment is a tunnel kiln steam exhaust device, which comprises:

[0030] The exhaust assembly comprises an exhaust pipe 13 and an air supplement opening 14, and the air supplement opening 14 is arranged at the lower end of the side of the exhaust pipe 13;

[0031] The exhaust assembly further comprises main and auxiliary air fans 10, branch pipes 11 and main pipes 12, one end of each branch pipe 11 is fixed to the side of a main and auxiliary air fan 10, the other end of each branch pipe 11 is fixed to a main pipe 12, and the middle of the main pipe 12 is fixed to the lower end of the exhaust pipe 13;

[0032] The main and auxiliary air blower 10 provides air flow power, the branch pipe 11 and the main pipe 12 serve as connecting pipes, the exhaust pipe 13 is used for exhausting flue gas and steam in the kiln, and the air supplementing opening 14 is used for supplementing air into the exhaust pipe 13.

[0033] The convenient assembly comprises a mounting plate 20, a sealing gasket 21, an air supplementing pipe 22, a throttle valve 23 and a filter screen 24, the mounting plate 20 is fixed on the exhaust pipe 13 by screws and is located outside the air supplementing opening 14, the sealing gasket 21 is fixed between the mounting plate 20 and the exhaust pipe 13, the air supplementing pipe 22 is welded at the middle of the side edge of the mounting plate 20 and is in communication with the air supplementing opening 14, the throttle valve 23 is fixed in the middle of the air supplementing pipe 22, and the filter screen 24 is fixed at the end of the air supplementing pipe 22.

[0034] The mounting plate 20 serves as a fixing function, the sealing gasket 21 serves as a sealing function, the air supplementing pipe 22 provides an air flow channel, the throttle valve 23 can control the air flow, and the filter screen 24 can prevent dust in the air from entering the air supplementing pipe 22.

[0035] Working principle:

[0036] The sealing gasket 21 which is suitable for the curvature of the air supplementing opening 14 is pasted on the mounting plate 20 and the mounting plate 20 is fixed at the air supplementing opening 14, air flows into the air supplementing pipe 22 from the filter screen 24 and the amount of air entering the air supplementing opening 14 is controlled by the throttle valve 23 to adjust the temperature in the kiln, and when replacement or maintenance is needed, the mounting plate 20 can be directly removed.

[0037] This step facilitates later maintenance and replacement.

[0038] Please refer to Figures 3-5 , the embodiment further comprises:

[0039] The anti-blocking assembly comprises an electric push rod 30 and a push plate 31, the fixed end of the electric push rod 30 is fixed outside the exhaust pipe 13, the movable end of the electric push rod 30 is located inside the exhaust pipe 13, and the push plate 31 is fixed to the movable end of the electric push rod 30.

[0040] The anti-blocking assembly further comprises a connecting pipe 32 and a plugging cover 33, the connecting pipe 32 is welded at the lower end of the air supplementing pipe 22 and is located between the throttle valve 23 and the exhaust pipe 13, and the plugging cover 33 is screwed at the lower end of the connecting pipe 32.

[0041] The anti-blocking assembly further comprises a through hole 34, a spring 35, a plug rod 36 and a supporting plate 37, the through hole 34 is formed in the middle of the lower end of the plugging cover 33, the plug rod 36 is inserted into the through hole 34, the supporting plate 37 is fixed to the upper end of the plug rod 36, the spring 35 is sleeved on the plug rod 36 and one end of the spring 35 is fixed to the lower end of the supporting plate 37 and the other end of the spring 35 is fixed to the inner bottom surface of the plugging cover 33.

[0042] The push plate 31 is movably connected inside the air supplementing port 14 and the air supplementing pipe 22, and the supporting plate 37 is movably connected inside the connecting pipe 32 and the sealing cover 33;

[0043] The electric push rod 30 can change the position, the push plate 31 plays a pushing role, the connecting pipe 32 plays a connecting and containing role, the sealing cover 33 plays a sealing role, the through hole 34 facilitates the movement of the inserting rod 36, the spring 35 has an expansion function, and the inserting rod 36 and the supporting plate 37 play a supporting role.

[0044] Working principle:

[0045] The steam contains part of the smoke dust, which can be attached to the air supplementing pipe 22 and the air supplementing port 14, and the electric push rod 30 can be regularly opened, the movable end is stretched, the push plate 31 is moved into the air supplementing pipe 22, the dust is pushed down, and the dust is pushed into the connecting pipe 32 and falls on the supporting plate 37; as the dust is accumulated on the supporting plate 37, the weight is increased, the supporting plate 37 is moved downwards, the inserting rod 36 is moved downwards along the through hole 34, and the spring 35 is compressed; whether the connecting pipe 32 needs to be cleaned in time can be judged by observing the length of the lower end of the inserting rod 36 extending out of the sealing cover 33.

[0046] The step can avoid the air supplementing pipe 22 being blocked, and the normal flow of air being affected.

[0047] In the description of the utility model, it should be explained that, unless there is an explicit provision and limitation, the terms "setting", "installing", "connecting" and "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0048] Finally, it should be pointed out that: the above-mentioned only for the preferred embodiment of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A tunnel kiln steam exhaust device, characterized by, Include: Exhaust assembly, exhaust assembly, exhaust pipe (13) and air inlet (14), air inlet (14) is opened in the lower end of the side of exhaust pipe (13); Convenient components, the convenient components include mounting plate (20), gasket (21), air pipe (22), throttle valve (23) and filter screen (24), the mounting plate (20) is fixed on the exhaust pipe (13) by screw, and is located outside the air inlet (14), the gasket (21) is fixed between the mounting plate (20) and the exhaust pipe (13), the air pipe (22) is welded in the middle of the side of mounting plate (20), and is communicated with the air inlet (14), the throttle valve (23) is fixed in the middle of air pipe (22), and the filter screen (24) is fixed in the tail end of air pipe (22).

2. A tunnel kiln steam evacuation device according to claim 1, characterized in that, The exhaust assembly further includes main and auxiliary fans (10), branch pipes (11) and main pipes (12), one end of the branch pipes (11) is fixed on the side of main and auxiliary fans (10) respectively, the main pipes (12) are fixed on the other end of branch pipes (11), and the middle of main pipes (12) is fixed on the lower end of exhaust pipe (13).

3. A tunnel kiln steam exhaust apparatus according to claim 1, wherein It also includes anti-blocking components, the anti-blocking components include electric push rod (30) and push plate (31), the fixed end of electric push rod (30) is fixed outside the exhaust pipe (13), and the movable end of electric push rod (30) is located inside the exhaust pipe (13), and the push plate (31) is fixed on the movable end of electric push rod (30).

4. A tunnel kiln steam exhaust apparatus according to claim 3, wherein The anti-blocking components further include connecting pipe (32) and plugging cover (33), the connecting pipe (32) is welded on the lower end of air pipe (22), and is located between throttle valve (23) and exhaust pipe (13), and the plugging cover (33) is screwed on the lower end of connecting pipe (32).

5. A tunnel kiln steam exhaust apparatus according to claim 4, wherein The anti-blocking components further include through hole (34), spring (35), plug rod (36) and supporting plate (37), the through hole (34) is opened in the middle of the lower end of plugging cover (33), the plug rod (36) is inserted into the through hole (34), the supporting plate (37) is fixed on the upper end of plug rod (36), the spring (35) is sleeved on the plug rod (36), and one end is fixed on the lower end of supporting plate (37), and the other end is fixed on the inner bottom surface of plugging cover (33).

6. A tunnel kiln steam exhaust apparatus according to claim 3, wherein The push plate (31) is movably connected inside the air inlet (14) and the air pipe (22), and the supporting plate (37) is movably connected inside the connecting pipe (32) and the plugging cover (33).

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