Smoke exhaust device of industrial furnace kiln

Abstract

The utility model relates to the technical field of industrial furnaces, in particular to a smoke exhaust device of an industrial furnace, which comprises a smoke exhaust pipe, long plates are mounted at two ends of the top of the smoke exhaust pipe, a cleaning brush is arranged between the two long plates, and a driving structure capable of increasing space in the smoke exhaust pipe and prolonging service life of the cleaning brush is arranged on each long plate. The driving structure is provided with a convenient-to-replace mechanism facilitating replacement of the cleaning brush. Through the arrangement of the driving mechanism, when the smoke exhaust pipe needs to be cleaned, the screw rod rotates to drive the transverse plate to descend, the cleaning brush descends into the pipe, then the cleaning shaft rotates, the cleaning brush rotates, the smoke exhaust pipe can be cleaned, after cleaning is finished, the cleaning shaft stops rotating, the screw rod rotates reversely, and the cleaning brush ascends to leave the interior of the smoke exhaust pipe; the cleaning brush does not need to rotate all the time to rub with the inner wall of the smoke exhaust pipe, the service life of the cleaning brush is prolonged, internal space of the smoke exhaust pipe is not occupied, and smoke exhaust is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial furnaces, and specifically relates to a smoke exhaust device for an industrial furnace. Background Technique

[0002] Industrial furnaces refer to thermal equipment that uses the heat generated by fuel combustion or electric energy conversion in industrial production to smelt, roast, sinter, melt, heat and other processes of materials or workpieces. It includes smelting furnaces, melting furnaces, iron ore sintering furnaces, heating furnaces, heat treatment furnaces, drying furnaces, non-metallic roasting (calcining) furnaces, lime kilns, ceramic kilns and other furnaces. During the working process of industrial furnaces, smoke exhaust pipes are required for smoke exhaust.

[0003] Publication No.: CN212362063U provides a smoke exhaust device for an industrial furnace, including a lower mounting frame, a cleaning brush, a mounting plate, an upper mounting frame, a mounting block, a rotating rod, a mounting sleeve, a bearing seat and a spiral plate. The lower mounting frame is fixed on the lower side inside the smoke exhaust pipe, and the upper mounting frame is fixed on the upper side inside the smoke exhaust pipe. A mounting block is installed in the middle position of the upper mounting frame, and a mounting block is installed in the middle position of the lower mounting frame. A bearing seat is installed inside the mounting block, and a rotating rod is installed in the middle position of the bearing seat. A mounting sleeve is installed on the circumferential side of the rotating rod, and a spiral plate is installed on the circumferential side of the mounting sleeve. A mounting plate is fixed between the spiral plates, and the mounting plate is installed on the circumferential side of the mounting sleeve. A cleaning brush is installed on the outer side of the mounting plate. This design solves the problem that the smoke exhaust pipe of the original industrial furnace is inconvenient to clean. The structure of the utility model is reasonable, convenient for cleaning the smoke exhaust pipe of the industrial furnace, and the cleaning is convenient.

[0004] The applicant found that there are some deficiencies in use: since the industrial kiln needs to maintain a continuous and stable working state and cannot be easily shut down, the smoke exhaust pipe is in a smoke exhaust state for a long time, which causes the cleaning brush to rotate continuously, resulting in excessive wear of the cleaning brush, reducing the service life of the cleaning brush, and requiring frequent replacement. Moreover, since it occupies the space inside the smoke exhaust pipe, it affects the smoke exhaust efficiency.

[0005] Therefore, the utility model designs a smoke exhaust device for an industrial furnace to solve the problems existing in the prior art. Content of the Utility Model

[0006] The purpose of the utility model is to provide a smoke exhaust device for an industrial furnace to solve the problems put forward in the above background technique.

[0007] To achieve the above purpose, the utility model provides the following technical solution: A smoke exhaust device for an industrial furnace, including: a smoke exhaust pipe, both ends of the top of the smoke exhaust pipe are installed with long plates, a cleaning brush is arranged between the two long plates, a driving structure for increasing the space inside the smoke exhaust pipe and increasing the service life of the cleaning brush is arranged on the long plate, and a replacement facilitating mechanism for facilitating the replacement of the cleaning brush is arranged on the driving structure.

[0008] Preferably, the driving structure includes two long grooves which are respectively opened at one ends of two long plates close to each other. A screw rod rotatably installed with the long plate is arranged in each long groove. A cross plate is slidably installed on the outer side wall of the screw rod through threads. One ends of the two cross plates close to each other are respectively fixedly installed at two ends of the support seat. A cleaning shaft is rotatably installed on the support seat. Three cleaning rods are installed on one side of the cleaning shaft. A slot inserted with the cleaning rod is opened on one side of the cleaning brush. When cleaning is not required, the screw rod rotates to raise the cross plate, so that the cleaning brush rises out of the exhaust pipe. The cleaning shaft stops rotating, so that the cleaning brush stops rotating, without occupying the internal space of the exhaust pipe. The cleaning brush does not need to always rub against the exhaust pipe, which improves the service life of the exhaust pipe.

[0009] Preferably, the facilitating replacement mechanism includes two circular grooves which are respectively opened at two ends of the middle cleaning rod far from one side of the cleaning shaft. A plug pin is slidably installed in each circular groove. The plug pin and the cleaning rod are connected by a spring, and the spring is located in the circular groove. Through grooves are opened at the middle positions of two ends of the cleaning brush, and the two through grooves are respectively communicated with two ends of the slot. The two plug pins respectively penetrate through the two through grooves. During installation, hold the two plug pins to make the plug pins enter the circular grooves and compress the spring, and then move the cleaning brush. After the slot on the cleaning brush is inserted with the cleaning rod, the plug pins are bounced into the through grooves by the restoring force of the spring, and thus the installation of the cleaning brush can be completed.

[0010] Preferably, a cotton layer is arranged at one end of the plug pin far from the spring, and the cotton layer can improve the comfort of the staff's fingers pressing the plug pin.

[0011] Preferably, a top cover fixedly installed on the top of the long plate is arranged above the exhaust pipe, and the top cover can play a role in rain shielding.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. Through the setting of the driving mechanism of the present utility model, when the exhaust pipe needs to be cleaned, the screw rod rotates to drive the cross plate to descend, so that the cleaning brush descends into the pipe. Then the cleaning shaft rotates to make the cleaning brush rotate, and thus the exhaust pipe can be cleaned. After the cleaning is completed, the cleaning shaft stops rotating, and the screw rod rotates reversely to make the cleaning brush rise out of the exhaust pipe. The cleaning brush does not need to always rotate and rub against the inner wall of the exhaust pipe, which improves the service life of the cleaning brush. At the same time, it does not occupy the internal space of the exhaust pipe and does not affect the exhaust.

[0014] 2. By providing a convenient replacement mechanism, when the cleaning brush needs to be replaced, press two pins with your fingers to make the pins leave the through slots and compress the springs, so that the cleaning rod can be separated from the slots, and then the cleaning brush can be removed for replacement. During installation, also press the two pins, and then insert the cleaning rod into the slots. After it is fully inserted, the pins enter the through slots through the restoring force of the springs, and the installation of the cleaning brush can be completed. The operation is convenient and it is easy to replace the cleaning brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the front view schematic diagram of the present utility model;

[0016] Figure 2 of the present utility model Figure 1 is the enlarged schematic diagram of the structure at a;

[0017] Figure 3 is the exploded schematic diagram of the structure of the convenient replacement mechanism of the present utility model;

[0018] Figure 4 of the present utility model Figure 3 is the enlarged schematic diagram of the structure at b.

[0019] In the figure: 1, exhaust pipe; 2, long board; 3, cleaning brush; 4, driving structure; 5, convenient replacement mechanism; 6, top cover; 401, long slot; 402, screw rod; 403, cross board; 404, support seat; 405, cleaning shaft; 406, cleaning rod; 407, slot; 501, round slot; 502, pin; 503, spring; 504, through slot. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-4 , an embodiment provided by the present utility model: An exhaust device for an industrial furnace includes: an exhaust pipe 1, long boards 2 are installed at both ends of the top of the exhaust pipe 1, a cleaning brush 3 is provided between the two long boards 2, a driving structure 4 for increasing the space inside the exhaust pipe 1 and prolonging the service life of the cleaning brush 3 is provided on the long board 2, and a convenient replacement mechanism 5 for conveniently replacing the cleaning brush 3 is provided on the driving structure 4.

[0022] Please refer to Figures 1-2, in this embodiment: The driving structure 4 includes two long slots 401, which are respectively opened at one end of the two long plates 2 close to each other. A screw rod 402 rotatably installed with the long plate 2 is provided in the long slot 401. A cross plate 403 is slidably installed on the outer sidewall of the screw rod 402 through threads. One ends of the two cross plates 403 close to each other are respectively fixedly installed with both ends of a support seat 404. A cleaning shaft 405 is rotatably installed on the support seat 404. Three cleaning rods 406 are installed on one side of the cleaning shaft 405. A slot 407 inserted with the cleaning rod 406 is opened on one side of the cleaning brush 3. The top of the cleaning shaft is connected to the output end of a cleaning motor, and the cleaning motor is installed on the support seat. A motor slot is opened on the long plate 2, and a servo motor is installed in the motor slot. The output end of the servo motor is connected to the top of the screw rod. The two servo motors are controlled by a controller and can start and stop simultaneously. The upper and lower cleaning rods play a role in limiting and improving the stability effect.

[0023] Please refer to Figure 4 , in this embodiment: The convenient replacement mechanism 5 includes two circular slots 501, which are respectively opened at both ends of the middle cleaning rod 406 away from one side of the cleaning shaft 405. A pin 502 is slidably installed in the circular slot 501. The pin 502 and the cleaning rod 406 are connected by a spring 503, and the spring 503 is located in the circular slot 501. Through slots 504 are opened at the middle positions of both ends of the cleaning brush 3, and the two through slots 504 are respectively communicated with both ends of the slot 407. The two pins 502 respectively penetrate through the two through slots 504.

[0024] Please refer to Figure 4 , in this embodiment: A cotton layer is provided at one end of the pin 502 away from the spring 503.

[0025] Please refer to Figure 1 , in this embodiment: A top cover 6 fixedly installed with the top of the long plate 2 is provided above the exhaust pipe 1. The top cover is of a conical structure, which is convenient for rainwater to flow down.

[0026] Working principle: When the smoke exhaust pipe 1 is used for a long time and dirt adheres to its inner wall, rotate the screw rod 402 to lower the cross plate 403, driving the support base 404 to descend, so that the cleaning brush 3 descends into the smoke exhaust pipe 1. The brush part of the cleaning brush 3 contacts the inner wall of the smoke exhaust pipe 1. The cleaning shaft 405 rotates, driving the cleaning rod 406 to rotate, which can make the cleaning brush 3 rotate to clean the inner wall of the smoke exhaust pipe 1. After cleaning, the screw rod 402 rotates in the reverse direction, and then the cleaning brush 3 rises to leave the inside of the smoke exhaust pipe 1, avoiding occupying the space inside the smoke exhaust pipe 1 and affecting smoke exhaust, and also avoiding the cleaning brush 3 rubbing against the inner wall of the smoke exhaust pipe 1 for a long time, improving the service life of the cleaning brush 3. When the cleaning brush 3 needs to be replaced, press two pins 502 with fingers to make the pins 502 leave the through groove 504 and enter the circular groove 501 to compress the spring 503, and then the cleaning brush 3 can be taken out with the other hand. When installing a new cleaning brush 3, also press two pins 502, and then insert the cleaning rod 406 into the slot 407. After completion of the insertion, the pins 502 are parallel to the through groove 504. Through the restoring force of the spring 503, the pins 502 can pop out into the through groove 504, and the installation of the cleaning brush 3 can be completed. The operation is convenient and it is convenient to replace the cleaning brush 3. The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0027] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A fume exhaust device for an industrial furnace, comprising: A smoke exhaust pipe (1) is characterized in that long plates (2) are installed at both ends of the top of the smoke exhaust pipe (1), a cleaning brush (3) is provided between the two long plates (2), a driving structure (4) is provided on the long plates (2) for increasing the space inside the smoke exhaust pipe (1) and increasing the service life of the cleaning brush (3), and a replacement mechanism (5) is provided on the driving structure (4) for facilitating the replacement of the cleaning brush (3).

2. The smoke exhaust device for an industrial furnace according to claim 1, characterized in that: The driving structure (4) comprises two long grooves (401), the two long grooves (401) are respectively opened at one end of the two long plates (2) close to each other, a screw rod (402) is arranged in the long groove (401) and is rotatably mounted with the long plate (2), a transverse plate (403) is slidably mounted on the outer wall of the screw rod (402) through a thread, and one end of the two transverse plates (403) close to each other is respectively fixedly mounted on two ends of a support seat (404), a cleaning shaft (405) is rotatably mounted on the support seat (404), three cleaning rods (406) are mounted on one side of the cleaning shaft (405), and a slot (407) for plugging into the cleaning rod (406) is opened on one side of the cleaning brush (3).

3. The smoke exhaust device for an industrial furnace according to claim 1, characterized in that: The easy-to-replace mechanism (5) comprises two circular grooves (501), the two circular grooves (501) being respectively arranged at two ends of the middle cleaning rod (406) on a side away from the cleaning shaft (405), a latch (502) being slidably mounted in the circular groove (501), the latch (502) and the cleaning rod (406) being connected via a spring (503), the spring (503) being located in the circular groove (501), a through groove (504) being arranged in the middle of both ends of the cleaning brush (3), the two through grooves (504) being respectively connected to two ends of the slot (407), and the two latches (502) respectively passing through the two through grooves (504).

4. The smoke exhaust device for an industrial furnace according to claim 3, characterized in that: One end of the latch (502) away from the spring (503) is provided with a cotton layer.

5. The smoke exhaust device for an industrial furnace according to claim 1, characterized in that: A top cover (6) is provided above the smoke exhaust pipe (1) and is fixedly mounted on the top of the long board (2).

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