Tar residue separating device and tar squeezing pump
By designing a tar slag separation device and using the combination of a separator and a press pump, the problem of easy blockage of the tar press pump inlet pipeline is solved, effectively crushing and separation of tar slag is achieved, and the continuity of coke oven gas production is ensured.
Patent Information
- Application Number
- CN202421029487.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-13
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-05-13
AI Technical Summary
During the production process of coke oven gas, large residues exist in the tar ammonia water pipeline, resulting in the inlet pipeline of the tar press pump easily blocked and affecting production.
A tar residue separation device is designed, including a separator, press pump, filter and cleaning assembly. The separator transports the tar residue into the separator through the feed pipe for crushing and separation. The tar residue with smaller particles floats up and flows into the tar pump through the discharge pipe. The tar residue with larger particle size sinks to the first pipeline, crushes through the pressing pump and returns to the separator, and then passes into the tar pump through the discharge pipe. Cleaning components are used to clean the first pipe to avoid clogging.
Effectively crush large-grained tar residue, avoid blocking the tar pump, ensure production continuity, the device structure is simple, easy to use, and easy to promote.
Smart Images
Figure CN222658877U_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the technical field of coke oven gas production, and specifically relates to a tar residue separation device and a tar pressing pump. Background Art
[0002] During the coke oven gas production process, there is large residue in the tar ammonia pipeline, which will block the inlet pipeline of the tar press pump. The tar press pump cannot crush the large residue in time. Long-term accumulation will block the tar residue pre-separator and affect subsequent production. Summary of the invention
[0003] The purpose of the present application is to provide a tar residue separation device and a tar press pump, aiming to solve the technical problem that the inlet pipeline of the tar press pump is easily blocked to at least a certain extent.
[0004] In order to solve the above technical problems, this application adopts the following technical solutions:
[0005] A first aspect of an embodiment of the present application provides a tar residue separation device, which includes: a separator, wherein a feed pipe and a discharge pipe are provided on the separator, wherein the feed pipe transports the tar residue into the separator for crushing and separation, and the separated tar residue is discharged through the discharge pipe; a squeezing pump, wherein the feed port of the squeezing pump is connected to the lower end of the separator through a first pipe, and the discharge port of the squeezing pump is connected to the separator through a second pipe, and the large impurities in the separator are crushed by the squeezing pump and then flow back into the separator; a filter, fixed to one end of the first pipe close to the squeezing pump, wherein the filter is used to filter the tar residue flowing into the pressing part; a cleaning component, which is arranged on the first pipe, and when the first pipe is blocked, the first pipe is cleaned by the cleaning component.
[0006] In some embodiments, a first control valve is disposed at the connection between the first pipeline and the separator body.
[0007] In some embodiments, the cleaning component includes: a blowing unit, connected to the side of the first pipeline close to the separator, through which gas is introduced into the first pipeline for purge; a water washing unit, arranged in the first pipeline, through which liquid is introduced into the first pipeline for cleaning.
[0008] In some embodiments, the blowing unit includes a blowing pipe, one end of which is connected to an air source, the other end of which is connected to the first pipeline, and a second control valve is disposed in the blowing pipe.
[0009] In some embodiments, the water washing unit includes a flushing pipe, one end of which is connected to a water source, and the other end of which is connected to the first pipeline, and a third control valve is disposed in the flushing pipe.
[0010] In some embodiments, the water introduced into the flushing pipe is ammonia water.
[0011] In some embodiments, the cleaning component also includes: a first recovery tank, when the first pipe is cleaned by the cleaning component, the manhole of the filter is connected to the first recovery tank, and the first recovery tank is used to recover solids in the blocked residue; a second recovery tank, connected to the first recovery tank through a recovery pipe, and the second recovery tank is used to recover liquids in the blocked residue.
[0012] In some embodiments, the first recovery tank is divided into a solid area and a liquid area by a filter screen, the solid area is connected to the filter, and the liquid area is connected to the recovery pipe.
[0013] In some embodiments, a fourth control valve is disposed in the recovery pipe.
[0014] A second aspect of an embodiment of the present application provides a tar pressing pump, wherein the tar residue separation device is provided at the inlet of the tar pressing pump, and a discharge pipe of the tar residue separation device is connected to the feed port of the tar pressing pump.
[0015] It can be seen from the above technical solution that the present application has at least the following advantages and positive effects:
[0016] A tar residue separation device in the present application is arranged at the inlet of a tar pressing pump, and a separator is arranged to precipitate and separate the tar residue. Tar residue with smaller particles floats up and flows into the tar pressing pump through a discharge pipe, and tar residue with larger particles sinks to the first pipe, is crushed by the pressing pump, and then flows back into the separator, and then enters the tar pressing pump through the discharge pipe. The large particles of tar residue can be effectively crushed to avoid clogging the tar pressing pump. The device has a simple structure, is easy to use, and is easy to promote.
[0017] A tar residue separation device in the present application cleans the first pipeline by setting a cleaning device to prevent the tar residue with larger particle size from clogging the first pipeline.
[0018] A tar pressing pump in the present application is configured to set a separation device at the inlet of the tar pressing pump, and to precipitate and separate the tar residue by setting a separator. The tar residue with smaller particles floats up and flows into the tar pressing pump through a discharge pipe, while the tar residue with larger particles sinks to the first pipe, is crushed by the pressing pump, and then flows back into the separator, and then enters the tar pressing pump through the discharge pipe. The large particles of tar residue can be effectively crushed to avoid clogging the tar pressing pump. The device has a simple structure, is easy to use, and is easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.
[0020] Figure 1 This is a schematic diagram of the structure of a tar residue separation device in an embodiment of the present application;
[0021] Figure 2 It is a partial structural schematic diagram of a tar residue separation device in an embodiment of the present application.
[0022] The description of the accompanying drawings is as follows: 1. air blowing pipe; 2. flushing pipe; 3. filter; 31. manhole; 4. squeezing pump; 5. first pipeline; 6. first control valve; 7. second pipeline; 8. discharge pipe; 9. separator; 10. feed pipe; 11. first recovery tank; 111. filter screen; 12. second recovery tank; 13. recovery pipeline; 131. fourth control valve. DETAILED DESCRIPTION
[0023] 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.
[0024] See also Figure 1 .
[0025] Figure 1It is a structural schematic diagram of a tar residue separation device in an embodiment of the present application. As shown in the figure, the device includes: a separator 9, the separator 9 is provided with a feed pipe 10 and a discharge pipe 8, the feed pipe 10 transports the tar residue to the separator 9 for crushing and separation, and the separated tar residue is discharged through the discharge pipe 8; a squeezing pump, the feed port of the squeezing pump is connected to the lower end of the separator 9 through a first pipe 5, and the discharge port of the squeezing pump is connected to the separator 9 through a second pipe 7, and the large impurities in the separator 9 are crushed by the squeezing pump and then flow back into the separator 9; a filter 3, fixed to one end of the first pipe 5 close to the squeezing pump, the filter 3 is used to filter the tar residue flowing into the squeezing part; a cleaning component, arranged in the first pipe 5, when the first pipe 5 is blocked, the first pipe 5 is cleaned by the cleaning component. By setting the separation device at the inlet of the tar pressing pump and setting the separator 9 to precipitate and separate the tar residue, the tar residue with smaller particles floats up and flows into the tar pressing pump through the discharge pipe 8, and the tar residue with larger particles sinks to the first pipeline 5, is crushed by the pressing pump and then flows back to the separator 9, and then enters the tar pressing pump through the discharge pipe 8. The large particles of tar residue can be effectively crushed to avoid clogging the tar pressing pump. The device has a simple structure, is easy to use, and is easy to promote.
[0026] In some embodiments, a first control valve 6 is provided at the connection between the first pipeline 5 and the main body of the separator 9 , and the control valve is used to control the tar press to flow into the first pipeline 5 .
[0027] In some embodiments, the separator 9 is rectangular at the top and conical at the bottom to facilitate the precipitation of large particles of tar residue.
[0028] In some embodiments, the cleaning component includes: a blowing unit, connected to the side of the first pipeline 5 close to the separator 9, through which gas is introduced into the first pipeline 5 for purge; a water washing unit, arranged in the first pipeline 5, through which liquid is introduced into the first pipeline 5 for cleaning.
[0029] In some embodiments, the blowing unit includes a blowing pipe 1 , one end of which is connected to an air source, and the other end of which is connected to the first pipeline 5 , and a second control valve is disposed in the blowing pipe 1 .
[0030] In some embodiments, the water washing unit includes a flushing pipe 2, one end of which is connected to a water source, and the other end of which is connected to the first pipe 5, and a third control valve is provided in the flushing pipe 2. In the specific implementation of this embodiment, the first pipe 5 is an L-shaped elbow, and the flushing pipe 2 is connected to the bending part of the first pipe 5.
[0031] In some embodiments, the water introduced into the flushing pipe 2 is ammonia water.
[0032] See also Figure 2 , Figure 2 It is a partial structural schematic diagram of a tar residue separation device in an embodiment of the present application.
[0033] In some embodiments, the cleaning component also includes: a first recovery tank 11, connected to the manhole 31 of the filter 3 away from the first pipe 5, and the first recovery tank 11 is used to recover solids in the blocked residue; a second recovery tank 12, connected to the first recovery tank 11 through a recovery pipe 13, and the second recovery tank 12 is used to recover liquids in the blocked residue.
[0034] In some embodiments, the first recovery tank 11 is divided into a solid area and a liquid area by a filter screen 111, the solid area is connected to the filter 3, and the liquid area is connected to the recovery pipe. Specifically, the filter screen 111 is arranged obliquely.
[0035] In some embodiments, a fourth control valve 131 is disposed in the recovery pipe. Specifically, the control valves are all solenoid valves.
[0036] In some embodiments, the tar residue enters the filter 3 through the feed pipe 10. After static sedimentation, the tar residue with small particle size flows into the tar pressing pump through the discharge pipe 8, and the tar residue with large particle size settles at the bottom of the filter 3. The first control valve 6 is opened, and the tar residue with larger particle size sinks to the first pipeline 5, is crushed by the pressing pump and then flows back to the separator 9, and then enters the tar pressing pump through the discharge pipe 8; when the first pipeline 5 is blocked, the filter 3 is removed and connected to the first recovery tank 11, the second control valve and the third control valve are opened, and the first pipeline 5 is blown and washed with water. The cleaned impurities enter the first recovery tank 11 and the second recovery tank 12. After cleaning, the filter 3 is connected back to the pressing pump.
[0037] A second aspect of an embodiment of the present application provides a tar pressing pump, wherein the inlet of the tar pressing pump is provided with the tar residue separation device, and a discharge pipe 8 of the tar residue separation device is connected to the feed port of the tar pressing pump.
[0038] It can be seen from the above technical solution that the present application has at least the following advantages and positive effects:
[0039] A tar residue separation device in the present application is arranged at the inlet of a tar pressing pump, and a separator is arranged to precipitate and separate the tar residue. Tar residue with smaller particles floats up and flows into the tar pressing pump through a discharge pipe, and tar residue with larger particles sinks to the first pipe, is crushed by the pressing pump, and then flows back into the separator, and then enters the tar pressing pump through the discharge pipe. The large particles of tar residue can be effectively crushed to avoid clogging the tar pressing pump. The device has a simple structure, is easy to use, and is easy to promote.
[0040] A tar residue separation device in the present application cleans the first pipeline by setting a cleaning device to prevent the tar residue with larger particle size from clogging the first pipeline.
[0041] A tar pressing pump in the present application is configured to set a separation device at the inlet of the tar pressing pump, and to precipitate and separate the tar residue by setting a separator. The tar residue with smaller particles floats up and flows into the tar pressing pump through a discharge pipe, while the tar residue with larger particles sinks to the first pipe, is crushed by the pressing pump, and then flows back into the separator, and then enters the tar pressing pump through the discharge pipe. The large particles of tar residue can be effectively crushed to avoid clogging the tar pressing pump. The device has a simple structure, is easy to use, and is easy to promote.
[0042] Unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes the first feature being 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 the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.
[0043] 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.
[0044] 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.
[0045] 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.
[0046] 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 tar residue separation device, characterized in that: The tar separation device comprises: A separator, wherein a feed pipe and a discharge pipe are provided on the separator, wherein the feed pipe conveys the tar residue into the separator for crushing and separation, and the separated tar residue is discharged through the discharge pipe; A squeezing pump, wherein the feed port of the squeezing pump is connected to the lower end of the separator through a first pipeline, and the discharge port of the squeezing pump is connected to the separator through a second pipeline, and the large impurities in the separator are crushed by the squeezing pump and then flow back into the separator; A filter, fixed to one end of the first pipeline close to the squeezing pump, the filter is used to filter the tar residue flowing into the squeezing part; The cleaning component is arranged in the first pipeline. When the first pipeline is blocked, the cleaning component is used to clean the first pipeline.
2. The tar residue separation device according to claim 1, characterized in that: A first control valve is provided at the connection between the first pipeline and the separator body.
3. The tar residue separation device according to claim 1, characterized in that: The cleaning component includes: A blowing unit is connected to a side of the first pipeline close to the separator, and gas is introduced into the first pipeline through the blowing unit for purge; A water washing unit is arranged in the first pipeline, and liquid is introduced into the first pipeline through the water washing unit for cleaning.
4. The tar residue separation device according to claim 3, characterized in that: The blowing unit comprises an air blowing pipe, one end of which is connected to an air source, the other end of which is communicated with the first pipeline, and a second control valve is arranged in the air blowing pipe.
5. The tar residue separation device according to claim 3, characterized in that: The water washing unit comprises a flushing pipe, one end of which is connected to a water source, the other end of which is communicated with the first pipeline, and a third control valve is arranged in the flushing pipe.
6. The tar residue separation device according to claim 5, characterized in that: The water introduced into the flushing pipe is ammonia water.
7. The tar residue separation device according to claim 3, characterized in that: The cleaning component also includes: a first recovery tank, wherein when the first pipeline is cleaned by the cleaning assembly, the manhole of the filter is connected to the first recovery tank, and the first recovery tank is used to recover solids in the blocked residue; The second recovery tank is connected to the first recovery tank through a recovery pipeline, and the second recovery tank is used to recover liquid in the blocking residue.
8. The tar residue separation device according to claim 7, characterized in that: The first recovery tank is divided into a solid area and a liquid area by a filter screen, the solid area is connected to the filter, and the liquid area is connected to the recovery pipe.
9. The tar residue separation device according to claim 7, characterized in that: A fourth control valve is arranged in the recovery pipe.
10. A tar squeezing pump, characterized in that: The inlet of the tar pressing pump is provided with a tar residue separation device as claimed in any one of claims 1 to 9, and the discharge pipe of the tar residue separation device is connected to the feed port of the tar pressing pump.