CN211035806U - Coke oven combustion chamber cleaning tool - Google Patents

Abstract

The utility model discloses a clear instrument of passing through of coke oven combustion chamber is applied to the coke oven combustion chamber that the top was equipped with the observation hole, stretch into the inside tuber pipe that cleans to the combustion chamber including air supply unit, accessible observation hole, air supply unit's gas outlet and the sealed intercommunication of air inlet that cleans the tuber pipe, the upper end that cleans the tuber pipe is equipped with operating handle, and the lower extreme that cleans the tuber pipe is equipped with and is used for clearing through combustion chamber cleaning head and gas blow mouth. The coke oven combustion chamber cleaning tool provided by the application utilizes compressed air and a cleaning head to clean sundries in the combustion chamber through the observation hole, and a coke oven sealing wall is not required to be opened during use, so that the cooling caused by detaching a ventilation wall and the long service life of the coke oven are avoided.

Description

Coke oven combustion chamber cleaning tool

Technical Field

The utility model relates to a coke oven cleaning equipment technical field, more specifically say, relate to a clear instrument of coke oven combustion chamber.

Background

The original coke oven combustion chamber cleaning technology adopts the technical scheme that a coke oven seal wall is opened, a pulverized coal coke surface in a combustion chamber is cleaned from a chute port, and the seal wall is opened in each operation area, so that the service life of a coke oven is influenced. Because the sealing wall is taken off and built, the technical requirements on treating personnel are higher, the treatment time is long, the heat loss of the coke oven is serious, and the long service life of the coke oven is not facilitated.

In conclusion, how to improve the service life of the combustion chamber of the coke oven and improve the cleaning efficiency is an urgent problem to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a coke oven combustion chamber cleaning tool, it can realize the quick clear of coke oven combustion chamber, guarantees coke oven combustion system normal simultaneously.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a clear instrument of passing through of coke oven combustion chamber, is applied to the coke oven combustion chamber that the top was equipped with the observation hole, includes that air supply unit, accessible observation hole stretch into to the inside cleaning air duct of combustion chamber, the gas outlet of air supply unit with clean the sealed intercommunication of air inlet of air duct, the upper end of cleaning the air duct is equipped with operating handle, the lower extreme of cleaning the air duct is equipped with and is used for passing through combustion chamber cleaning head and gas blowing mouth.

Preferably, the cleaning head comprises a loosening rod for loosening sundries hardened in the combustion chamber, the lower end of the loosening rod is in a drill rod shape, and the upper end of the loosening rod is fixedly connected with the cleaning air pipe.

Preferably, the loosening rod is detachably connected with the cleaning air pipe through a connecting pin.

Preferably, the cleaning head comprises a cleaning chain, and the lower end of the cleaning air pipe is bent to form a connecting ring after passing through a chain ring of the cleaning chain.

Preferably, the operating handle and the outer side wall of the cleaning air pipe are provided with heat insulation layers.

Preferably, the outer side wall of the heat insulation layer is provided with anti-skid patterns.

The utility model provides a clear instrument of coke oven combustion chamber includes air supply unit and cleans the tuber pipe, and in the course of the work, the hole of seeing that cleans the tuber pipe and pass through stretches into to the inside of combustion chamber, and operating personnel cleans tuber pipe and cleaning head motion through operating handle control, makes the cleaning head promote the debris of combustion chamber; meanwhile, compressed air enters the cleaning air pipe through the air source device and is discharged from an air blowing port of the cleaning air pipe, which is positioned in the combustion chamber, so that fine impurities such as coke surfaces, coal surfaces and the like in the combustion chamber are blown, and the fine impurities are discharged out of the combustion chamber through the fire watching hole under the action of the compressed air.

The application provides a clear instrument of coke oven combustion chamber utilizes the cleaning head and cleans the cooperation of tuber pipe, clears up the debris of combustion chamber inside deposit. The cleaning process does not need to be carried out by removing and sealing walls and building bricks, so that the cleaning efficiency is improved, the heat loss is reduced, and the service life of the combustion chamber of the coke oven is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of a coke oven combustion chamber cleaning tool;

FIG. 2 is a schematic view of the sweeping chain;

fig. 3 is a schematic structural view of the trip rod.

The reference numerals in FIGS. 1-3 are: 1-operating handle, 2-cleaning air pipe, 3-connecting pin, 4-cleaning head, 41-loosening rod and 42-cleaning chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to FIGS. 1 to 3, FIG. 1 is a schematic structural view of a cleaning tool for a combustion chamber of a coke oven; FIG. 2 is a schematic view of the sweeping chain; fig. 3 is a schematic structural view of the trip rod.

The application provides a clear instrument that passes through of coke oven combustion chamber is applied to the coke oven combustion chamber that the top was equipped with the observation hole, stretch into to the inside tuber pipe 2 that cleans of combustion chamber including air supply unit, accessible observation hole, air supply unit's gas outlet and the sealed intercommunication of air inlet that cleans tuber pipe 2, the upper end of cleaning tuber pipe 2 is equipped with operating handle 1, the lower extreme that cleans tuber pipe 2 is equipped with and is used for clearing through combustion chamber cleaning head 4 and the mouth of blowing.

Specifically, a coke oven has a plurality of combustion chambers, a plurality of vertical flame paths are arranged in the interior of each combustion chamber, and a plurality of viewing holes are usually arranged on the top of each combustion chamber. Every hole of seeing is equipped with independent hole of seeing lid, and the hole of seeing lid covers under the general condition and establishes on the hole of seeing, when needs measure and found operations such as flame path temperature, operating personnel can open the hole lid of seeing, operates through the hole of seeing.

The air source device is used for providing compressed air for the cleaning air pipe 2, and the specific structure and the working principle of the air source device can refer to the prior art.

The cleaning air pipe 2 is of a tubular structure, a circulation channel for compressed air is arranged in the cleaning air pipe, and an air blowing opening of the cleaning air pipe 2 extends into the combustion chamber along with the cleaning air pipe 2. The diameter of the cleaning air pipe 2 needs to be determined according to the aperture of the observation hole, and the cleaning air pipe can penetrate through the observation hole as a standard, namely the diameter of the cleaning air pipe 2 is smaller than that of the observation hole; the length of the cleaning air pipe 2 is designed according to the height of the combustion chamber; the cleaning air pipe 2 is made of high-temperature resistant materials.

Operating handle 1 sets up in the upper end of cleaning tuber pipe 2, and is located the outside of combustion chamber when the operation, when in actual use, can be equipped with the insulating layer at operating handle 1 and the lateral wall of cleaning tuber pipe 2 to reduce operating handle 1 and the temperature of cleaning tuber pipe 2. Optionally, the outer side wall of the heat insulation layer can be provided with anti-skid patterns to facilitate operation.

The cleaning head 4 is used for pushing or chiseling sundries accumulated in the combustion chamber. In actual use, the structure of the cleaning head 4 can be selected in various ways. It will be appreciated that the cleaning head 4 needs to be made of a high temperature resistant material due to the high temperature inside the combustion chamber.

Coke surfaces, coal surfaces and fine impurities generated in the production process of the coke oven combustion chamber can block coal gas holes or air holes, so that normal heating during combustion is blocked. When the vertical flue is blocked, firstly, determining the number of the furnace to be cleaned, opening the corresponding observation hole cover, putting the cleaning tool for the combustion chamber of the coke oven into the observation hole, and controlling the operating handle 1 to move up, down, left and right by an operator so as to control the cleaning air pipe 2 and the cleaning head 4 to move and enable the cleaning head 4 to push sundries in the combustion chamber; and meanwhile, compressed air is blown to the inside of the combustion chamber, so that coke surfaces, coal surfaces and fine sundries fly out or are transferred to other positions in the combustion chamber through the observation hole, the air hole and the coal gas hole are not blocked, and the cleaning operation is completed.

The cleaning tool for the combustion chamber of the coke oven utilizes the compressed air and the cleaning head 4 to clean and remove sundries in the combustion chamber through the observation hole. On the premise of not opening the coke oven seal wall, an operator can clean the coke surface, the coal surface and fine sundries in the combustion chamber of the coke oven by using a coke oven combustion chamber cleaning tool on the top of the oven, so that the cooling caused by detaching the air wall and the influence on the long service life of the coke oven are avoided.

It should be noted that the cleaning tool for the combustion chamber of the coke oven is mainly suitable for being used when the vertical flue blocks sundries such as coal coke, coke surface and fine sundries, the operation target is to dredge the blocked air holes and coal gas holes, the sundries at the chute port can be cleaned out from the chute port, and the large sundries which are not cleaned can be discharged onto the brick surface which does not affect heating by the cleaning head 4, so that the normal heating of the coke oven is not affected.

It is worth noting that the vertical flue in the combustion chamber has two states, namely a downdraft flue and an updraft flue, and during actual operation, cleaning operation needs to be carried out during the downdraft flue so as to guarantee the safety of operators and simultaneously not affect the normal heating of the coke oven, so that the operation time does not exceed the exchange time of an exchanger, and the vertical flue is guaranteed to be in the downdraft flue state during the cleaning operation.

In addition, the operator is also equipped with appropriate protective equipment during the cleaning operation, such as heat-insulating gloves, protective masks, protective clothing, etc. The contact of the smoke guide vehicle on the top of the furnace is well confirmed during operation, so that the operation safety is ensured.

Optionally, in an embodiment of the first cleaning head 4 provided by the present application, the cleaning head 4 includes a loosening rod 41 for loosening sundries hardened in the combustion chamber, a lower end of the loosening rod 41 is in a shape of a drill rod, and an upper end of the loosening rod is fixedly connected to the cleaning air pipe 2. Specifically, when the cleaning is completed, hardened sundries are loosened by the lower end of the loosening rod 41 and cleaned by the acting force of the cleaning air pipe 2. During actual assembly, not hard up pole 41 can be fixed through modes such as welding, bolted connection with cleaning tuber pipe 2, and the two also can be through connecting pin 3 detachable connection, and connecting pin 3 sets up two at least, and the axial interval distribution of the two pole 41 of following not hard up.

It should be noted that, in the actual operation, the operation time needs to be controlled, and the single operation time preferably does not exceed 10min, so that the loosening rod 41 cannot be overheated, and the loosening rod 41 is prevented from being burned out in the combustion chamber, thereby increasing the workload; in addition, after the cleaning is finished, the loosening rod 41 is taken out, whether the bevel opening is well penetrated is checked, and an iron cover is covered; optionally, the trip rod 41 can be trimmed after being taken out, and the coke oven combustion chamber cleaning tool can be repaired in time under the thermal state condition, so that the coke oven combustion chamber cleaning tool can be reused to save the cost.

Optionally, in the second embodiment of the cleaning head 4 provided by the present application, the cleaning head 4 includes a cleaning chain 42, and the lower end of the cleaning air pipe 2 passes through a chain ring of the cleaning chain 42 and then is bent to form a connecting ring. Specifically, the diameter of the cleaning chain 42 needs to be 5mm to 10mm smaller than the viewing hole, and the user can control the flexible cleaning chain 42 to push or beat the sundries by controlling the cleaning air duct 2 to swing. During the in-service use, can be at the fixed reinforcing bar of the lower extreme of cleaning tuber pipe 2, utilize the reinforcing bar bending to be the go-between and come to be connected with cleaning chain 42, and the reinforcing bar has certain toughness, can be crooked design repeatedly, realizes cleaning chain 42 and cleaning being connected dismantled of tuber pipe 2.

It should be noted that, in the actual use process, one cleaning head 4 may be fixed to a single cleaning air pipe 2, and at this time, an operator is equipped with two kinds of coke oven combustion chamber cleaning tools, one kind of cleaning head 4 is a cleaning chain 42, and the other kind of cleaning head 4 is a loosening rod 41; also can singly clean tuber pipe 2 and be equipped with two kinds of cleaning heads 4 simultaneously, every kind of cleaning head 4 adopts the detachable mode with cleaning tuber pipe 2 to be connected, and operating personnel is according to the clear demand change suitable cleaning head 4 can.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The coke oven combustion chamber cleaning tool provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. The utility model provides a clear instrument that passes through of coke oven combustion chamber, its characterized in that is applied to the coke oven combustion chamber that the top was equipped with the observation hole, includes that air supply unit, accessible observation hole stretch into to the inside clean tuber pipe (2) of combustion chamber, air supply unit's gas outlet with clean the sealed intercommunication of the air inlet of tuber pipe (2), the upper end of cleaning tuber pipe (2) is equipped with operating handle (1), the lower extreme of cleaning tuber pipe (2) is equipped with and is used for clear combustion chamber to clear away and clears away head (4) and gas blowing mouth.

2. The coke oven combustion chamber cleaning tool according to claim 1, characterized in that the cleaning head (4) comprises a loosening rod (41) for loosening sundries hardened in the combustion chamber, the lower end of the loosening rod (41) is in the shape of a drill rod, and the upper end is fixedly connected with the cleaning air pipe (2).

3. Coke oven combustion chamber cleaning tool according to claim 2, characterized in that the trip rod (41) is detachably connected to the cleaning air duct (2) by means of a connecting pin (3).

4. Coke oven combustion chamber cleaning tool according to claim 1, characterized in that the cleaning head (4) comprises a cleaning chain (42), the lower end of the cleaning air duct (2) being bent through the chain links of the cleaning chain (42) to form a connecting ring.

5. The coke oven combustion chamber cleaning tool as claimed in claim 4, characterized in that the outer side walls of the operating handle (1) and the cleaning air duct (2) are provided with a heat insulation layer.

6. The coke oven combustion chamber cleaning tool of claim 5, wherein the outer sidewall of the insulation layer is provided with an anti-slip pattern.

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