Coke oven locomotive and coking system
By setting up water replenishment and water spray units on the coke oven locomotive, and using the water replenishment header and the spray header to spray water on the coking disc, the problem of smoke and dust pollution during the coking process is solved, significantly reducing the generation of smoke and dust, and improving environmental sanitation.
Patent Information
- Application Number
- CN202420896017.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-04-28
AI Technical Summary
During coking, after the coking oven locomotive picks up the furnace door, the burner cakes on the furnace head are prone to collapse, resulting in serious smoke and dust pollution.
A coke oven locomotive is designed, equipped with a water replenishment unit and a water spray unit. Water is sprayed into the coke disk through the water replenishment header and the spray header to suppress the generation of smoke and dust. The water replenishing header is connected to the coke disk, and the spray header is located above the coke disk, and the spray holes and water replenishing holes are evenly distributed to inject water and spray water in advance to reduce smoke and dust.
It effectively suppresses the smoke and dust generation during the red scorch falling into the scorch disc and improves the on-site environmental pollution problem.
Smart Images
Figure CN222313062U_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the technical field of coking devices, and in particular relates to a coke oven locomotive and a coking system. Background Art
[0002] Coke oven locomotive is an important coking equipment and is widely used in the coking field. A complete set of coking operation process requires the strict cooperation of four major locomotives to complete.
[0003] In the prior art, on the machine and coke sides of the coke oven, the coke pusher and the coke interceptor are responsible for removing the furnace door. When the furnace door is removed by their respective door-removing mechanisms, the coke cake at the furnace head may collapse, and the red coke falls into the head and tail coke trays that are advanced to the bottom of the furnace door. At the same time, some high-temperature coke foam may be generated at any time during the coke removal process and also fall into the head and tail coke trays. However, a large amount of smoke and dust will be generated during the period when the red coke falls into the coke trays, seriously polluting the on-site environment. Summary of the invention
[0004] In order to solve the technical problem that a large amount of smoke and dust will be generated when the coke cake at the furnace head collapses after the furnace door is removed during the current coking process, the present application provides a coke oven locomotive and a coking system.
[0005] In a first aspect of the present application, there is provided a coke oven locomotive, comprising a car body and a water replenishment unit;
[0006] The vehicle body includes a coke tray for extending under a coke oven door;
[0007] The water replenishment unit comprises a water replenishment header and a water tank that are connected;
[0008] The water replenishment manifold is connected to the coke tray and is provided with a plurality of water replenishment holes for replenishing water to the coke tray. The connection point between the water replenishment manifold and the water tank is higher than the water replenishment holes of the water replenishment manifold.
[0009] In some embodiments, a water spray unit is further included, which includes a spray header and a pump. The spray header is connected to the water tank through the pump, and the spray header is connected to the vehicle body. The spray header is located above the coke tray and is provided with a plurality of spray holes for spraying water onto the coke tray.
[0010] In some embodiments, the water spray unit includes spray heads having the same number as the spray holes, and the spray heads are connected to corresponding spray holes of the spray header.
[0011] In some embodiments, the spray header extends in a direction perpendicular to the telescopic direction of the coke tray, and the plurality of spray heads are evenly spaced.
[0012] In some embodiments, the spray header and the water replenishment header are respectively located on both sides of the coke tray along the moving direction of the vehicle body.
[0013] In some embodiments, the size of the water replenishment hole is larger than the size of the spray hole.
[0014] In some embodiments, the water spray unit includes a first control valve located between a pump and the spray header, and the water replenishment unit includes a second control valve located between the water replenishment header and the water tank.
[0015] In some embodiments, the water spray unit is provided with an overflow pipe, one end of which is connected to the water tank, and the other end of which is connected to the connecting pipe between the pump and the spray header, and the overflow pipe is provided with an overflow valve.
[0016] In some embodiments, the water tank is provided with a sewage pipe.
[0017] In a second aspect of the present application, a coking system is provided, comprising a coke oven, a quenching car, a coal loading car and the coke oven locomotive.
[0018] The coke oven locomotive provided in the embodiment of the present application comprises a car body and a water supply unit; the car body comprises a coke tray for extending under the oven door of the coke oven; the water supply unit comprises a connected water supply header and a water tank; wherein the water supply header is connected to the coke tray and is provided with a plurality of water supply holes for supplying water to the coke tray, and the connection point between the water supply header and the water tank is higher than the water supply holes of the water supply header;
[0019] Compared with the prior art, the water replenishment unit provided in the present application is connected to the coke tray and is provided with a plurality of water replenishment holes for replenishing water to the coke tray. Since the water replenishment manifold is connected to the water tank, water is injected in advance before the tail coke falls into the coke tray to suppress the large amount of smoke and dust generated during the period when the red coke falls into the coke tray. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 A schematic structural diagram of a coke oven locomotive in an embodiment of the present application is shown.
[0021] Figure 2 A schematic diagram showing the relative positions of the spray header, water replenishment header, coke oven locomotive and head and tail coke trays in an embodiment of the present application is shown.
[0022] Description of reference numerals:
[0023] 100, coke pan;
[0024] 200, spray header;
[0025] 210, pump; 220, manual ball valve; 230, pressure gauge; 240, electric ball valve; 250, Y-type filter;
[0026] 300, water supply header;
[0027] 400, water tank;
[0028] 500. Vehicle body. DETAILED DESCRIPTION
[0029] In order to make the technical personnel in the technical field to which the present application belongs to understand the present application more clearly, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.
[0030] The first embodiment of the present application provides a coke oven locomotive to suppress the large amount of smoke and dust generated during the period when red coke falls into the coke tray.
[0031] See also Figure 1 , the coke oven locomotive provided in the embodiment of the present application comprises a car body 500 and a water replenishment unit;
[0032] The vehicle body 500 includes a coke tray 100 for extending under the oven door of the coke oven to catch the coke cake at the oven head that has collapsed coke. In some embodiments, the vehicle body 500 is connected to a pusher connected to the coke tray 100 to enable the coke tray 100 to reciprocate along the moving direction of the vehicle body 500.
[0033] A water replenishment unit, including a connected water replenishment manifold 300 and a water tank 400, for injecting water into the coke tray 100 in advance, so as to suppress a large amount of smoke and dust generated during the period when the red coke falls into the coke tray 100;
[0034] Among them, the water replenishment manifold 300 is connected to the coke tray 100 and is provided with a plurality of water replenishment holes for replenishing water to the coke tray 100. The connection point between the water replenishment manifold 300 and the water tank 400 is higher than the water replenishment holes of the water replenishment manifold 300 so that the water in the water tank 400 can move from a high position to a low position.
[0035] In some embodiments, a water spray unit is also included, and the water spray unit includes a spray header 200 and a pump 210. The spray header 200 is connected to the water tank 400 through the pump 210, and the spray header 200 is connected to the vehicle body 500. The spray header 200 is located above the coke tray 100 and is provided with a plurality of spray holes for spraying water to the coke tray 100 to further suppress smoke and dust. In some embodiments, the spray header 200 is provided on a fixed steel structure of the vehicle body 500. In some embodiments, the spray header 200 is higher than the coke tray 100 and sprays water to the coke tray 100. In some embodiments, the spray header 200 is provided with a plurality of spray holes facing the coke tray 100.
[0036] In some embodiments, the water spray unit includes nozzles having the same number as the spray holes, and the nozzles are connected to the corresponding spray holes of the spray manifold 200 to spray water onto the coke tray 100. In some embodiments, the nozzles are provided with fan-shaped nozzles to increase the spraying effect and the coverage area of the spraying water.
[0037] In some embodiments, the spray header 200 extends perpendicular to the telescopic direction of the coke tray 100 , and multiple nozzles are evenly spaced to increase the uniformity of the water spray. In some embodiments, multiple nozzles are evenly spaced and perpendicular to the running direction of the vehicle body 500 .
[0038] In some embodiments, the spray header 200 and the water replenishment header 300 are respectively located on both sides of the coke tray 100 along the moving direction of the vehicle body 500 . In some embodiments, the spray header 200 is higher than the water replenishment header 300 . In some embodiments, the spray header 200 is parallel to the water replenishment header 300 .
[0039] In some embodiments, the size of the water replenishment hole is larger than the size of the spray hole. The spray header 200 sprays water regularly during operation to further suppress dust. In some embodiments, the size of the spray hole is much smaller than the size of the water replenishment hole.
[0040] In some embodiments, the water spray unit includes a first control valve located between the pump 210 and the spray header 200 , and the water replenishment unit includes a second control valve located between the water replenishment header 300 and the water tank 400 to control the opening and closing of the spray header 200 and the water replenishment header 300 .
[0041] In some embodiments, the water spray unit includes a pressure gauge 230 located between the pump 210 and the spray header 200 to determine the water pressure.
[0042] In some embodiments, the water spray unit is provided with an overflow pipe, one end of which is connected to the water tank 400, and the other end is connected to the connecting pipe between the pump 210 and the spray header 200, and the overflow pipe is provided with an overflow valve.
[0043] In some embodiments, the water tank 400 is provided with a sewage pipe. When the working conditions on site are relatively poor and there is a lot of dust, the cover of the water tank 400 is not sealed tightly, or there are many impurities in the water, which will be deposited at the bottom of the water tank 400 over time and need to be regularly emptied and removed through the sewage valve.
[0044] In some embodiments, the water tank 400 is connected to a main pipe, which is connected to two sub-pipes respectively connected to the water replenishment manifold 300 and the spray manifold 200. The main pipe is provided with a manual ball valve 220 and a Y-type filter 250 in sequence. In some embodiments, the main pipe is connected to the pump 210 through the first sub-pipe. In some embodiments, the pump 210 is a multi-stage centrifugal pump. In some embodiments, the first sub-pipe is provided with a manual ball valve 220. In some embodiments, the pump 210 is connected in parallel with the overflow pipe. In some embodiments, the overflow pipe is provided with an overflow valve; in some embodiments, the sub-pipe is connected to a metal hose through a reducer, and then connected to the spray manifold 200 through the metal hose. In some embodiments, an electric ball valve 240 is provided between the pump 210 and the spray manifold 200. In some embodiments, the electric ball valve 240 is connected in parallel with the manual ball valve 220.
[0045] In some embodiments, the water tank 400 is connected to the water supply manifold 300 through an electric ball valve 240 and a manual ball valve 220 which are arranged in sequence. In some embodiments, the electric ball valve 240 is connected in parallel with the manual ball valve 220. In some embodiments, the main pipe is connected to the water supply manifold 300 through a second auxiliary pipe. In some embodiments, the second auxiliary pipe is connected to a metal hose through a reducer, and then connected to the water supply manifold 300 through the metal hose.
[0046] In some embodiments, the water tank 400 is provided with a liquid level gauge. In some embodiments, the sewage pipe is provided with a manual ball valve 220. In some embodiments, the sewage pipe is provided with a manual ball valve 220 and an electric ball valve 240 in sequence.
[0047] A second embodiment of the present application provides a coking system to suppress the large amount of smoke generated during the period when the red coke falls into the coke tray 100.
[0048] The coking system provided in the embodiment of the present application includes a coke oven, a coke quenching car, a coal loading car and a coke oven locomotive.
[0049] The following is a detailed description of the use of the coke oven locomotive of the present application:
[0050] During the coke pushing / blocking process of the present application, before the tail coke falls into the coke tray 100, water is continuously replenished into the coke tray 100 through the water replenishing manifold 300 to suppress the large amount of smoke and dust generated during the period when the red coke falls into the coke tray 100, and then the spraying manifold 200 is opened at several time points set during the coke pushing process to spray water into the coke tray 100 to further suppress the large amount of smoke and dust generated during the period when the red coke falls into the coke tray 100.
[0051] The coke oven locomotive and coking system of the present application have at least the following advantages:
[0052] (1) The water replenishment unit provided in the present application is connected to the coke tray and is provided with a plurality of water replenishment holes for replenishing water to the coke tray. Since the water replenishment manifold is connected to the water tank, water is injected in advance before the tail coke falls into the coke tray to suppress the large amount of smoke and dust generated during the period when the red coke falls into the coke tray.
[0053] (2) The water spray unit of the present application includes a spray header and a pump. The spray header is connected to the water tank through the pump, and the spray header is connected to the vehicle body. The spray header is located above the coke tray and is provided with a plurality of spray holes for spraying water onto the coke tray, so as to further suppress the large amount of smoke generated during the period when the red coke falls into the coke tray.
[0054] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.
[0055] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise" and "counterclockwise" indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.
[0056] In this application, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0057] In addition, the descriptions of "first", "second", etc. in this application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0058] Although the embodiments of the present application have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the claims and their equivalents.
Claims
1. A coke oven locomotive, characterized in that: include: A car body, including a coke pan for extending under a coke oven door; A water supply unit, including interconnected water supply headers and a water tank; The water replenishment manifold is connected to the coke tray and is provided with a plurality of water replenishment holes for replenishing water to the coke tray. The connection point between the water replenishment manifold and the water tank is higher than the water replenishment holes of the water replenishment manifold.
2. The coke oven locomotive according to claim 1, characterized in that: It also includes a water spray unit, which includes a spray header and a pump. The spray header is connected to the water tank through the pump, and the spray header is connected to the vehicle body. The spray header is located above the coke tray and is provided with a plurality of spray holes for spraying water to the coke tray.
3. The coke oven locomotive according to claim 2, characterized in that: The water spray unit includes spray heads having the same number as the spray holes, and the spray heads are connected to the corresponding spray holes of the spray header.
4. The coke oven locomotive according to claim 3, characterized in that: The spray header extends in a direction perpendicular to the expansion and contraction direction of the coke tray, and a plurality of the spray heads are evenly spaced.
5. The coke oven locomotive according to any one of claims 2 to 4, characterized in that: The spray header and the water replenishment header are respectively located on both sides of the coke tray along the moving direction of the vehicle body.
6. The coke oven locomotive according to any one of claims 2 to 4, characterized in that: The size of the water replenishment hole is larger than the size of the spray hole.
7. The coke oven locomotive according to any one of claims 2 to 4, characterized in that: The water spray unit includes a first control valve located between a pump and the spray header, and the water replenishment unit includes a second control valve located between the water replenishment header and the water tank.
8. The coke oven locomotive according to any one of claims 2 to 4, characterized in that: The water spray unit is provided with an overflow pipe, one end of which is connected to the water tank, and the other end is connected to the connecting pipe between the pump and the spray header, and the overflow pipe is provided with an overflow valve.
9. The coke oven locomotive according to any one of claims 1 to 4, characterized in that: The water tank is provided with a sewage pipe.
10. A coking system, characterized in that: It comprises a coke oven, a coke quenching car, a coal loading car and the coke oven locomotive according to any one of claims 1 to 9.