Smoke sealing device of carbon anode roasting furnace

Abstract

The utility model is suitable for the technical field of carbon anode roasting furnaces, and provides a carbon anode roasting furnace smoke sealing device which comprises a roasting furnace body, one side of the upper end of the roasting furnace body is communicated with an exhaust pipe, a sealing pipe is arranged at the upper end of the exhaust pipe, and a sealing assembly is arranged between the sealing pipe and the exhaust pipe. A filtering assembly is arranged on the side, close to the exhaust pipe, of the interior of the sealing pipe. The upper end of the sealing pipe is provided with a temperature sensor, one side of the sealing pipe is provided with a controller and an alarm, the temperature sensor and the alarm are both electrically connected with the controller, by arranging the temperature sensor, temperature monitoring is facilitated, alarm is given when the temperature is too high, by arranging a sealing assembly, dismounting is facilitated, and the sealing assembly is convenient to use. Meanwhile, the sealing effect is good, by arranging the filtering assembly, foreign matter in smoke can be conveniently filtered, and it is avoided that the foreign matter adheres to the interior and is difficult to clean.

Description

Technical Field

[0001] The utility model belongs to the technical field of carbon anode baking furnaces, and in particular relates to a fume sealing device for a carbon anode baking furnace. Background Art

[0002] With the rapid promotion and application of carbon industry, the demand for refractory materials has been increasingly demanded. Carbon roasting furnace is the key process of pre-baked electrolytic aluminum anode production. The roasting furnace has high energy consumption and emits a large amount of pollutants such as asphalt smoke and soot during the production process. Therefore, the service life of the roasting furnace flue is increasingly valued.

[0003] The utility model cited by the application number CN201920797926.6 discloses a carbon anode roasting furnace flue gas sealing device, including a roasting furnace body, a smoke exhaust port is opened on one side of the top outer wall of the roasting furnace body, and a discharge pipe is inserted and fixed in the smoke exhaust port, a fixing ring is fixed on the top of the circumferential outer wall of the discharge pipe, a smoke exhaust pipe is sleeved on the top of the discharge pipe, and a second connecting ring and a first connecting ring are respectively fixed on the bottom end of the circumferential outer wall of the smoke exhaust pipe and the circumferential outer wall of the fixing ring, a sealing ring is fixed on the top outer wall of the first connecting ring, and an annular sealing groove adapted to the specifications of the sealing ring is opened on the bottom outer wall of the second connecting ring, and two arc sleeves are sleeved on the first connecting ring and the second connecting ring. The utility model can facilitate the connection and fixing work of the discharge pipe and the smoke exhaust pipe, and is convenient for installation, and the sealing ring can increase the connection area between the first connecting ring and the second connecting ring, improve the sealing between the smoke exhaust pipe and the discharge pipe, and prevent smoke from overflowing.

[0004] The above prior art also has the following disadvantages:

[0005] The existing technology is unable to monitor the internal temperature, and foreign matter carried by the flue gas can easily stick to the inside of the device, making it difficult to clean and collect. Utility Model Content

[0006] The utility model provides a carbon anode baking furnace fume sealing device, aiming to solve the problem that the prior art cannot monitor the internal temperature and foreign matter carried by the fume is easily adhered to the inside of the device, making it inconvenient to clean and collect.

[0007] The utility model is implemented as follows: a carbon anode roasting furnace flue gas sealing device comprises: a roasting furnace body, wherein one side of the upper end of the roasting furnace body is connected to an exhaust pipe, a sealing tube is provided at the upper end of the exhaust pipe, and a sealing component is provided between the sealing tube and the exhaust pipe; a filter component is provided on the inner side of the sealing tube close to the exhaust pipe; a temperature sensor is provided at the upper end of the sealing tube, a controller and an alarm are installed on one side of the sealing tube, and the temperature sensor and the alarm are electrically connected to the controller.

[0008] Preferably, the sealing assembly includes a fixing ring fixedly connected to the upper end of the exhaust pipe, and a docking groove is provided at the upper end of the fixing ring; the lower end of the sealing tube is plugged into the docking groove; the lower end of the sealing tube is fixedly connected to a sealing rubber block on one side close to the outer side of the docking groove, and the sealing rubber block is in contact with an inner wall of one side of the docking groove.

[0009] Preferably, the sealing assembly further comprises an abutment block fixedly connected to the lower end of the inner wall of the sealing tube, and the abutment block contacts the inner wall of the other side of the docking groove.

[0010] Preferably, a shielding cover is fixedly connected to the outer periphery of the lower end of the sealing tube, an inner wall of one side of the shielding cover contacts the outer wall of the fixing ring, and an upper end of the shielding cover is located on the upper side of the opening end of the docking groove.

[0011] Preferably, the filter assembly includes a connecting ring fixedly connected to the lower end of the inner wall of the sealing tube, positioning holes are respectively opened around the lower end of the connecting ring, the connecting ring is located on the upper side of the open end of the exhaust pipe, and positioning blocks are respectively fixedly connected to the upper end of the exhaust pipe, and the four positioning blocks are respectively plugged into the four positioning holes.

[0012] Preferably, the filter assembly further comprises a filter screen plate arranged at the upper end of the connecting ring, and the upper end of the connecting ring is fixedly connected with limiting posts around four sides, and the four limiting posts are respectively passed through the filter screen plate and threadedly connected with fixing nuts.

[0013] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0014] By setting a temperature sensor, it is convenient to monitor the temperature and alarm when the temperature is too high. By setting a sealing component, it is convenient to disassemble and the sealing effect is good. By setting a filtering component, it is convenient to filter foreign matter in the flue gas to avoid adhesion inside and difficult to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 This utility model Figure 2 The enlarged structural diagram at B in the middle;

[0018] In the figure: 1. roasting furnace body; 2. exhaust pipe; 3. sealing pipe; 4. sealing assembly; 5. fixing ring; 6. docking groove; 7. sealing rubber block; 8. abutment block; 9. shielding cover; 10. connecting ring; 11. positioning block; 12. positioning hole; 13. filter screen; 14. limiting column; 15. fixing nut; 16. temperature sensor; 17. alarm. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The utility model embodiment provides a carbon anode baking furnace fume sealing device, such as Figure 1-3 As shown, it includes: a roasting furnace body 1, one side of the upper end of the roasting furnace body 1 is connected to an exhaust pipe 2, a sealing tube 3 is arranged on the upper end of the exhaust pipe 2, and a sealing component 4 is arranged between the sealing tube 3 and the exhaust pipe 2; a filter component is arranged on the inner side of the sealing tube 3 close to the exhaust pipe 2; a temperature sensor 16 is arranged on the upper end of the sealing tube 3, a controller with model S7-300 and an alarm 17 are installed on one side of the sealing tube 3, and the temperature sensor 16 with model AM2305 and the alarm 17 are both electrically connected to the controller.

[0022] It should be noted that the model specification AM2305 of the temperature sensor 16 is not the only limitation, but is selected and determined based on the actual specifications of the device, etc. The specific selection calculation method adopts the existing technology in the field, so it will not be described in detail.

[0023] The power supply and principle of the temperature sensor 16 are clear to those skilled in the art and will not be described in detail here.

[0024] It should be noted that, since the existing technology cannot monitor the internal temperature, and foreign matter carried by the flue gas can easily stick to the inside of the device, making it difficult to clean and collect, this solution provides a temperature sensor 16 to facilitate temperature monitoring and alarm when the temperature is too high. The sealing component 4 is provided to facilitate disassembly and has a good sealing effect. The filtering component is provided to facilitate filtering of foreign matter in the flue gas to prevent it from sticking to the inside and being difficult to clean.

[0025] In a further preferred embodiment of the present invention, Figure 1-2 As shown, the sealing assembly 4 includes a fixing ring 5 fixedly connected to the upper end of the exhaust pipe 2, and a docking groove 6 is provided at the upper end of the fixing ring 5; the lower end of the sealing tube 3 is plugged into the docking groove 6; a sealing rubber block 7 is fixedly connected to the outer side of the lower end of the sealing tube 3 close to the docking groove 6, and the sealing rubber block 7 is in contact with the inner wall of one side of the docking groove 6.

[0026] In this embodiment, the sealing rubber block 7 is provided to improve the sealing effect.

[0027] In a further preferred embodiment of the present invention, Figure 1-2 As shown, the sealing assembly 4 also includes an abutment block 8 fixedly connected to the lower end of the inner wall of the sealing tube 3 , and the abutment block 8 contacts the inner wall of the other side of the docking groove 6 .

[0028] In this embodiment, sealing is facilitated.

[0029] In a further preferred embodiment of the present invention, Figure 1-2 As shown, a shielding cover 9 is fixedly connected to the outer periphery of the lower end of the sealing tube 3 , an inner wall of one side of the shielding cover 9 contacts the outer wall of the fixing ring 5 , and an upper end of the shielding cover 9 is located on the upper side of the opening end of the docking groove 6 .

[0030] In this embodiment, it is convenient to seal the docking groove 6.

[0031] In a further preferred embodiment of the present invention, Figure 1-3 As shown, the filter assembly includes a connecting ring 10 fixedly connected to the lower end of the inner wall of the sealing tube 3, and positioning holes 12 are respectively opened around the lower end of the connecting ring 10. The connecting ring 10 is located on the upper side of the open end of the exhaust pipe 2, and positioning blocks 11 are fixedly connected to the upper end of the exhaust pipe 2. The four positioning blocks 11 are respectively plugged into the four positioning holes 12.

[0032] In this embodiment, it is convenient to further install and fix the exhaust pipe 2 and the sealing pipe 3.

[0033] In a further preferred embodiment of the present invention, Figure 1-3As shown, the filter assembly also includes a filter screen plate 13 arranged at the upper end of the connecting ring 10, and the upper end of the connecting ring 10 is fixedly connected with limiting posts 14 around it. The four limiting posts 14 pass through the filter screen plate 13 and are threadedly connected with fixing nuts 15.

[0034] In this embodiment, it is convenient to fix the filter mesh plate 13 and also convenient to disassemble the filter mesh plate 13 .

[0035] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0036] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0037] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0038] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A carbon anode baking furnace flue gas sealing device, characterized in that: include: A roasting furnace body (1), wherein one side of the upper end of the roasting furnace body (1) is connected to an exhaust pipe (2), a sealing pipe (3) is provided at the upper end of the exhaust pipe (2), and a sealing component (4) is provided between the sealing pipe (3) and the exhaust pipe (2); A filter assembly is provided on a side of the sealing tube (3) close to the exhaust pipe (2); A temperature sensor (16) is provided at the upper end of the sealed tube (3), and a controller and an alarm (17) are installed on one side of the sealed tube (3). Both the temperature sensor (16) and the alarm (17) are electrically connected to the controller.

2. A carbon anode baking furnace fume sealing device as claimed in claim 1, characterized in that: The sealing assembly (4) comprises a fixing ring (5) fixedly connected to the upper end of the exhaust pipe (2) at all sides, and a docking groove (6) is formed at the upper end of the fixing ring (5); The lower end of the sealing tube (3) is plugged into the docking groove (6); A sealing rubber block (7) is fixedly connected to the lower end of the sealing tube (3) close to the outer side of the docking groove (6), and the sealing rubber block (7) is in contact with an inner wall of one side of the docking groove (6).

3. A carbon anode baking furnace fume sealing device as claimed in claim 2, characterized in that: The sealing assembly (4) also includes an abutment block (8) fixedly connected to the lower end of the inner wall of the sealing tube (3), and the abutment block (8) is in contact with the inner wall of the other side of the docking groove (6).

4. A carbon anode baking furnace fume sealing device as claimed in claim 3, characterized in that: A shielding cover (9) is fixedly connected to the outer periphery of the lower end of the sealing tube (3), an inner wall of one side of the shielding cover (9) contacts the outer wall of the fixing ring (5), and an upper end of the shielding cover (9) is located on the upper side of the opening end of the docking groove (6).

5. A carbon anode baking furnace fume sealing device as claimed in claim 1, characterized in that: The filter assembly comprises a connecting ring (10) fixedly connected to the lower end of the inner wall of the sealing tube (3), positioning holes (12) are respectively provided around the lower end of the connecting ring (10), the connecting ring (10) is located on the upper side of the open end of the exhaust pipe (2), and positioning blocks (11) are respectively fixedly connected to the upper end of the exhaust pipe (2), and four positioning blocks (11) are respectively plugged into the four positioning holes (12).

6. A carbon anode baking furnace fume sealing device as claimed in claim 5, characterized in that: The filter assembly also includes a filter screen (13) arranged at the upper end of the connecting ring (10), and the upper end of the connecting ring (10) is fixedly connected to limiting posts (14) on all sides, and the four limiting posts (14) pass through the filter screen (13) and are threadedly connected to fixing nuts (15).

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