Pulp spraying machine and coking system
By setting the second sub-tube mouth in the sprayer close to the bottom of the tank and equipped with a stirring device, the problems of slurry precipitation and adhesion are solved, and the uniform mixing of slurry is achieved, and the spraying effect and the smoothness of the coking process are improved.
Patent Information
- Application Number
- CN202420900672.7
- 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
The slurry in existing slurry tanks is prone to precipitation and adhesion, resulting in poor spraying effect and easy plugging of the pipe, affecting the smooth progress of the coking process.
A sprayer is designed, including a tank body, a nozzle, a main pipe, a first sub-tube, a second sub-tube and a stirring device. The second sub-tube mouth is close to the bottom of the tank body, and the coordination between ventilation to the bottom of the slurry and stirring paddles The effect is to make the slurry mix evenly and avoid adhesion.
It effectively avoids slurry adhesion, improves the spraying effect, ensures the normal operation of the sprayer, prevents pipe blockage, and improves the efficiency of the coking process.
Smart Images
Figure CN222313066U_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the technical field of coking devices, and in particular relates to a shotcrete machine and a coking system. Background Art
[0002] When the coke oven is undergoing thermal repair, the coke oven gas riser or small flue may need to be sprayed closely. At this time, a slurry tank is needed to complete this task.
[0003] In the actual use of the slurry tank in the prior art, the slurry in the slurry tank is particularly easy to settle, and due to the viscosity of the slurry, it is particularly easy to stick together and is not easy to handle, resulting in a poor spraying effect, and it is particularly easy to clog the pipe, causing the spraying to not proceed smoothly. Summary of the invention
[0004] In order to solve the current technical problems that the slurry in the slurry tank is easy to stick together and the spraying effect is poor, the present application provides a spraying machine and a coking system.
[0005] In a first aspect of the present application, a shotcrete machine is provided, comprising a tank body, a nozzle, a main pipe, a first auxiliary pipe, a second auxiliary pipe and a stirring device.
[0006] The tank body is provided with a first receiving chamber for receiving the repair slurry;
[0007] The spray head is used to spray the repair slurry to the coke oven and is connected to the tank body through a connecting pipe;
[0008] The main pipe is connected to the wind source;
[0009] The first auxiliary pipe is connected to the main pipe and the tank body, and the connection position between the first auxiliary pipe and the tank body is higher than the liquid level of the slurry;
[0010] The second auxiliary pipe is connected to the main pipe and the tank body, and the opening of the second auxiliary pipe is close to the bottom of the tank body;
[0011] The stirring device comprises a stirring paddle for stirring the repair slurry.
[0012] In some embodiments, the second sub-pipe includes a connecting section and a branch section, the connecting section is connected to the main pipe, a plurality of branch sections are provided, and each branch section is connected to the connecting section and the bottom of the tank body.
[0013] In some embodiments, the plurality of branch segments extend along the axial direction of the tank body and are evenly distributed on the bottom surface of the tank body, and the stirring paddle is installed on the side wall of the tank body.
[0014] In some embodiments, the plurality of branch segments extend radially along the tank body and are evenly distributed on the side surfaces of the tank body, and the stirring paddle is installed on the bottom wall of the tank body.
[0015] In some embodiments, a pressurized pipe is further included, wherein the pressurized pipe is connected to the main pipe and the connecting pipe.
[0016] In some embodiments, a pressure relief valve connected to the tank is further included.
[0017] In some embodiments, the first sub-pipe, the second sub-pipe, the pressurizing pipe and the connecting pipe are all provided with valves.
[0018] In some embodiments, a pressure gauge for detecting the pressure of the repair slurry in the first receiving chamber is also included.
[0019] In some embodiments, the stirring device includes a stirring motor and a stirring paddle connected by a stirring shaft, the stirring shaft is partially located in the first accommodating chamber, and the stirring motor is located outside the first accommodating chamber.
[0020] In a second aspect of the present application, a coking system is provided, comprising a coke oven and a spraying machine for spraying repair slurry onto the coke oven.
[0021] The spraying machine provided according to the embodiment of the present application includes a tank body, a nozzle, a main pipe, a first auxiliary pipe, a second auxiliary pipe and a stirring device. The tank body is provided with a first accommodating chamber for accommodating repair slurry; the nozzle is used to spray the repair slurry to the coke oven and is connected to the tank body through a connecting pipe; the main pipe is connected to the air source; the first auxiliary pipe is connected to the main pipe and the tank body, and the connection position of the first auxiliary pipe and the tank body is higher than the liquid level of the slurry; the second auxiliary pipe is connected to the main pipe and the tank body, and the pipe mouth of the second auxiliary pipe is close to the bottom of the tank body; the stirring device includes a stirring paddle for stirring the repair slurry;
[0022] Compared with the prior art, the second auxiliary pipe mouth of the present application is close to the bottom of the tank body to ventilate the bottom of the tank body and stir the repair slurry inside the tank body. At the same time, a stirring device is provided, including a stirring paddle for stirring the repair slurry. The repair slurry in the tank body is evenly mixed through the coordinated stirring action of the stirring device and the second auxiliary pipe to avoid slurry adhesion. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 A schematic structural diagram of a shotcrete machine in an embodiment of the present application is shown.
[0024] Description of reference numerals:
[0025] 100. Tank body;
[0026] 200, nozzle;
[0027] 300, Supervisor;
[0028] 400, first deputy manager;
[0029] 500, second deputy manager;
[0030] 600. Pressurized pipe. DETAILED DESCRIPTION
[0031] 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.
[0032] The first aspect of the present application provides a spraying machine to mix the repair slurry in the tank body evenly.
[0033] See also Figure 1 The shotcrete machine provided in the embodiment of the present application includes a tank body 100, a nozzle 200, a main pipe 300, a first auxiliary pipe 400, a second auxiliary pipe 500 and a stirring device;
[0034] The tank body 100 is provided with a first receiving chamber for receiving the repair slurry. In some embodiments, the tank body 100 is filled with the repair slurry;
[0035] The spray head 200 is used to spray the repair slurry to the coke oven and is connected to the tank 100 through a connecting pipe. In some embodiments, the spraying machine is provided with the spray head 200 to spray the repair slurry to the coke oven;
[0036] The main pipe 300 is connected to a wind source to supply gas to the tank body 100;
[0037] A first sub-pipe 400 is connected to the main pipe 300 and the tank body 100. The connection position between the first sub-pipe 400 and the tank body 100 is higher than the liquid level of the slurry, so as to pressurize the slurry and force the slurry in the tank body 100 out. In some embodiments, one end of the first sub-pipe 400 is connected to the main pipe 300, and the other end is connected to the tank body 100.
[0038] The second sub-pipe 500 is connected to the main pipe 300 and the tank body 100. The mouth of the second sub-pipe 500 is close to the bottom of the tank body 100 to add bottom air to the slurry in the tank body 100 so that the slurry is stirred under the action of the bottom air, thereby making the slurry evenly mixed. In some embodiments, one end of the second sub-pipe 500 is connected to the bottom of the tank body 100, and the other end is connected to the main pipe 300;
[0039] The stirring device, including a stirring paddle for stirring the repair slurry, is located in the tank body 100 . In some embodiments, the stirring paddle is close to the bottom of the tank body 100 .
[0040] In some embodiments, the second sub-pipe 500 includes a connecting section and a branch section. The connecting section is connected to the main pipe 300. There are multiple branch sections, each of which is connected to the connecting section and the bottom of the tank body 100 to further increase the mixing effect of the slurry. In some embodiments, the connecting section connects the main pipe 300 and the branch section, and multiple branch sections are connected to the bottom of the tank body 100.
[0041] In some embodiments, multiple branches extend axially along the tank body 100 and are evenly distributed on the bottom surface of the tank body 100. The stirring paddle is installed on the side wall of the tank body 100 so that the stirring paddle and the branch segments have a synergistic effect on the slurry mixing, thereby increasing the mixing effect of the slurry. In some embodiments, multiple branches are connected to the bottom surface of the tank body 100.
[0042] In some embodiments, multiple branches extend radially along the tank body 100 and are evenly distributed on the side of the tank body 100. The stirring paddle is installed on the bottom wall of the tank body 100 so that the stirring paddle and the branch segments have a synergistic effect on the slurry mixing, thereby increasing the mixing effect of the slurry. In some embodiments, multiple branches are connected to the side of the tank body 100.
[0043] In some embodiments, a pressurized pipe 600 is also included, and the pressurized pipe 600 is connected to the main pipe 300 and the connecting pipe to add air to the nozzle 200, so that the slurry sprayed from the nozzle 200 is in a mist form, thereby increasing the spraying effect. In some embodiments, one end of the pressurized pipe 600 is connected to the main pipe 300, and the other end is connected to the nozzle 200.
[0044] In some embodiments, a pressure relief valve connected to the tank body 100 is also included. In some embodiments, a pressure relief pipe is also included, and the pressure relief pipe is provided with a pressure relief valve.
[0045] In some embodiments, the first sub-pipe 400, the second sub-pipe 500, the pressurized pipe 600 and the connecting pipe are all provided with valves. In some embodiments, the first sub-pipe 400, the second sub-pipe 500, the pressurized pipe 600 and the connecting pipe are all provided with stop valves. In some embodiments, the first sub-pipe 400, the second sub-pipe 500, the pressurized pipe 600 and the connecting pipe are all provided with control valves.
[0046] In some embodiments, a pressure gauge for detecting the pressure of the repair slurry in the first containing chamber is also included. In some embodiments, a pressure gauge provided on the tank body 100 is also included to detect the pressure of the repair slurry in the first containing chamber.
[0047] In some embodiments, the stirring device includes a stirring motor and a stirring paddle connected by a stirring shaft, the stirring shaft portion is located in the first accommodating chamber, and the stirring motor is located outside the first accommodating chamber. In some embodiments, the stirring paddle of the stirring device is located in the first accommodating chamber, and the stirring motor of the stirring device is located outside the first accommodating chamber. In some embodiments, the stirring paddle of the stirring device is located in the tank body 100, and the stirring motor of the stirring device is located outside the tank body 100. In some embodiments, the stirring motor is located outside the tank body 100 and is connected to the stirring paddle located in the tank body 100 via the stirring shaft.
[0048] In some embodiments, the communication section is a hose.
[0049] The second embodiment of the present application provides a coking system to mix the repair slurry in the tank body 100 evenly.
[0050] The coking system provided in the embodiment of the present application includes a coke oven and a spraying machine for spraying repair slurry onto the coke oven. The spraying machine sprays the repair slurry onto the coke oven through a spray head 200.
[0051] The following is a detailed description of the use of the shotcrete machine and the coking system of the present application:
[0052] When in use, close the valves of the pressurizing pipe 600 and the first auxiliary pipe 400, and at the same time close the pressure relief valve, half-open the valve of the second auxiliary pipe 500, connect the main pipe 300 to the air source, the air source flows from the main pipe 300 through the connecting section to the branch section, and then passes into the bottom of the tank body 100 from the branch section, and fills the bottom slurry with air to make the slurry roll to achieve a uniform mixing effect, then open the valve of the first auxiliary pipe 400 and the connecting pipe valve, keep the valve of the second auxiliary pipe 500 half-open, and keep it for a period of time, the air passes from the main pipe 300 into the first auxiliary pipe 400 to pressurize the repair slurry inside the tank body 100, and the auxiliary slurry is sprayed out from the nozzle 200, after the operation is completed, open the pressure relief valve, and close the remaining valves to release the pressure.
[0053] The shotcrete machine and coking system of the present application have at least the following advantages:
[0054] (1) The second auxiliary pipe of the present application is arranged close to the bottom of the tank body so as to ventilate the bottom of the tank body and stir the repair slurry inside the tank body. At the same time, a stirring device is provided, including a stirring paddle for stirring the repair slurry. The stirring device and the second auxiliary pipe work together to mix the repair slurry in the tank body evenly, thereby avoiding adhesion of the slurry.
[0055] (2) The second auxiliary pipe of the present application includes a connecting section and a branch section. The connecting section is connected to the main pipe, and there are multiple branch sections. Each branch section is connected to the connecting section and the bottom of the tank body to further increase the mixing effect of the slurry.
[0056] (3) The multiple branches of the present application extend along the axial direction of the tank body and are evenly distributed on the bottom surface of the tank body. The stirring paddle is installed on the side wall of the tank body so that the stirring paddle and the branches have a synergistic effect on the slurry mixing, thereby increasing the mixing effect of the slurry.
[0057] (4) The multiple branches of the present application extend radially along the tank body and are evenly distributed on the side of the tank body. The stirring paddle is installed on the bottom wall of the tank body so that the stirring paddle and the branches have a synergistic effect on the slurry mixing, thereby increasing the mixing effect of the slurry.
[0058] 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.
[0059] 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.
[0060] 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.
[0061] 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.
[0062] 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 spraying machine for spraying repair slurry on a coke oven, characterized in that: include: The tank body is provided with a first receiving chamber for receiving the repair slurry; A spray head, used for spraying repair slurry to the coke oven, and connected to the tank body through a connecting pipe; Main pipe, connected to the wind source; a first auxiliary pipe connected to the main pipe and the tank body, wherein a connecting position between the first auxiliary pipe and the tank body is higher than a liquid level of the slurry; a second auxiliary pipe connected to the main pipe and the tank body, wherein an opening of the second auxiliary pipe is close to the bottom of the tank body; The stirring device comprises a stirring paddle for stirring the repair slurry.
2. The shotcrete machine according to claim 1, characterized in that: The second secondary pipe includes a connecting section and a branch section. The connecting section is connected to the main pipe. There are a plurality of branch sections. Each branch section is connected to the connecting section and the bottom of the tank body.
3. The spraying machine according to claim 2, characterized in that: The plurality of branch segments extend along the axial direction of the tank body and are evenly distributed on the bottom surface of the tank body, and the stirring paddle is installed on the side wall of the tank body.
4. The spraying machine according to claim 2, characterized in that: The plurality of branch segments extend along the radial direction of the tank body and are evenly distributed on the side surface of the tank body, and the stirring paddle is installed on the bottom wall of the tank body.
5. The spraying machine according to any one of claims 1 to 4, characterized in that: It also includes a pressurized pipe, which is connected to the main pipe and the connecting pipe.
6. The spraying machine according to any one of claims 1 to 4, characterized in that: Also included is a pressure relief valve connected to the tank body.
7. The shotcrete machine according to claim 5, characterized in that: The first auxiliary pipe, the second auxiliary pipe, the pressurizing pipe and the connecting pipe are all provided with valves.
8. The spraying machine according to any one of claims 1 to 4, characterized in that: It also includes a pressure gauge for detecting the pressure of the repair slurry in the first accommodating chamber.
9. The spraying machine according to any one of claims 1 to 4, characterized in that: The stirring device comprises a stirring motor and a stirring paddle connected by a stirring shaft, the stirring shaft is partially located in the first accommodating chamber, and the stirring motor is located outside the first accommodating chamber.
10. A coking system, characterized in that: The invention comprises a coke oven and a spraying machine as claimed in any one of claims 1 to 9 for spraying repair slurry to the coke oven.