CN217410058U - Device for separating tar residues in tar ammonia water - Google Patents

Abstract

The utility model belongs to the technical field of coke oven gas purifies, specifically be a device of separation tar ammonia in water tar sediment, including tar sediment preseparator and with two filters of tar sediment preseparator intercommunication, every in advance the inside of filter all is provided with mesh baffle A and mesh baffle B, mesh baffle A and mesh baffle B highly be less than the height of filter, mesh baffle A's bottom, front and back lateral wall respectively with the interior lower wall of filter, inside wall correspond and connect, mesh baffle B's top, preceding back lateral wall respectively with the interior upper wall of filter, inside wall correspond and connect. The utility model provides a coal gas purification workshop cold drum workshop section tar residue is export pipeline frequent jam in advance in the production operation, can reduce the squeeze pump and damage maintenance and cost of maintenance, reduce workman intensity of labour, improve the field operation environment.

Description

Device for separating tar residues from tar ammonia water

Technical Field

The utility model belongs to the technical field of coke oven gas purifies, concretely relates to device of tar sediment in separation tar ammonia water.

Background

The tar slag is viscous and easy-to-bond waste slag generated in the coking production process, the main components of the tar slag comprise coke powder, coal dust, coal tar and asphalt, viscous industrial solid waste is generated in the coking production process, the existing tar slag device for separating tar ammonia water is used for preliminarily separating tar ammonia water and tar slag through a tar slag preseparator, the tar ammonia water mixed liquid preliminarily separated by the tar slag preseparator automatically flows into a vertical tar ammonia water separation tank, meanwhile, a tar slag mixture which is preliminarily separated and is larger than or equal to 8mm and entrained tar ammonia water are sent into a tar filter, the ammonia water and the tar slag are separated by a heavy material filter, the mixture enters a tar squeezing pump for crushing, grinding and homogenizing and then returns to the preseparator for continuous circulation, and large coke slag is discharged from the bottom of the heavy material filter to enter an underground tank and then is manually cleaned.

The existing device for separating tar slag from tar ammonia water has the following problems: (1) although the tar squeezing pump can crush tar residues, the tar squeezing pump is only limited to smaller particles, and tar blocks with large particles of 50-200 mm cannot be processed and still need to be discharged from the system; (2) the outlet pipeline DN150 (namely the inlet pipeline of the tar squeezing pump) of the tar residue preseparator is frequently blocked (once blocked for 8-9 days), so that the tar squeezing pump cannot be added, the system cannot continuously and stably operate, the shutdown is needed to disassemble the outlet pipeline DN150 (namely the inlet pipeline of the tar squeezing pump) of the tar residue preseparator for dredging, the site odor is large, the working environment is poor, and the labor intensity of operators is high; (3) the large hard tar residues with the diameter of 50-200 mm enter the tar squeezing pump body, so that an impeller of the imported tar squeezing pump body is damaged, the system needs to be stopped to operate, the tar squeezing pump is disassembled to return to a manufacturer for maintenance, the system is stopped for a long time, vicious circle is formed, the working condition of field production is extremely unstable, and an operator cannot operate and adjust the system. The tar squeezing pump belongs to import equipment, is high in manufacturing cost and 120 ten thousand yuan in maintenance cost, and a domestic imitation tar squeezing pump is easy to damage due to material reasons, the manufacturing cost of a single machine is 32 ten thousand yuan, and the maintenance cost is 30 ten thousand yuan.

SUMMERY OF THE UTILITY MODEL

The not enough of prior art, the utility model provides a device of tar sediment in separation tar ammonia water has solved the problem that the export pipeline frequently blockked up in the separator production operation in advance of the cold drum workshop section tar sediment of gas purification workshop, can reduce squeeze pump damage maintenance and cost of maintenance, reduces workman intensity of labour, improves the field operation environment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model aims at providing a device of tar sediment in separation tar ammonia water, including tar sediment preseparator and with two filters of tar sediment preseparator intercommunication, every the inside of filter all is provided with mesh baffle A and mesh baffle B, mesh baffle A and mesh baffle B highly be less than the height of filter, mesh baffle A's bottom, front and back lateral wall respectively with the interior lower wall of filter, inside wall correspond the connection, mesh baffle B's top, preceding back lateral wall respectively with the interior upper wall of filter, inside wall correspond the connection.

Preferably, above-mentioned device of separation tar aqueous ammonia tar sediment, be provided with the closed tube on the discharge gate of tar sediment preseparator, every the feed inlet of filter respectively through an inlet pipe with the discharge gate intercommunication of closed tube, every all be provided with first thermometer on the inlet pipe.

Preferably, in the device for separating tar residues in tar ammonia water, each filter is further provided with a discharge hole, each discharge hole is provided with a discharge pipe, and each discharge pipe is provided with a second thermometer.

Preferably, the device for separating tar residues from tar ammonia water is characterized in that the first thermometer and the second thermometer are both connected with temperature sensors, the temperature sensors are also electrically connected with a controller, and the controller is electrically connected with an alarm.

Preferably, in the device for separating tar residues from tar ammonia water, all the discharge pipes are communicated with the conveying pipe, the conveying pipe is also communicated with a feed inlet of the tar residue preseparator, and the conveying pipe is provided with a tar squeezing pump.

Preferably, the device for separating tar residues in tar ammonia water is characterized in that the feeding pipe and the tar squeezing pump are respectively connected with a hot ammonia water flushing pipe, and the feeding pipe and the discharging pipe are respectively provided with a valve.

Preferably, in the device for separating tar residues from tar ammonia water, the outer wall of the conveying pipe is further provided with a steam tracing pipe.

Preferably, in the device for separating tar residues from tar ammonia water, the mesh diameters of the mesh partition plate A and the mesh partition plate B are both 50mm, the meshes are arranged in a regular triangle, and the pitch of the meshes is 30-59 mm.

Preferably, in the device for separating tar residues from tar ammonia water, the top of the filter is provided with a detachable cover plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses save thick thing filter tar sediment and advance the underground tank flow, it is extravagant to reduce manpower, the material resources that the artifical clearance of underground tank caused, and can stop the on-the-spot environmental impact that clear groove, maintenance squeeze pump caused.

2. The filter adopted by the utility model can reduce the damage maintenance frequency and the maintenance cost of the squeeze pump, and optimize the benefit; the overflow of the overflow groove of the tar residue preseparator caused by the damage or the blockage of equipment of the system is avoided, so that environmental accidents are avoided, and the clean and civilized production is realized; the long-term stable operation of the system is ensured, the system does not stop, the labor intensity of workers is reduced, and the field operation environment is improved.

3. The utility model discloses a sieve mesh filters throttle and gravity separation will be greater than 50 mm's bold tar sediment and intercepts, the filtering separation goes out, and the production operating mode improves, and tar squeeze pump can adopt domestic equipment, and is not fragile.

Drawings

FIG. 1 is a system diagram of the device for separating tar residue from tar ammonia water according to the present invention;

description of reference numerals:

1. the system comprises a tar residue preseparator, 2, a filter, 3, a communicating pipe, 4, a feeding pipe, 5, a first thermometer, 6, a discharging pipe, 7, a tar squeezing pump, 8, a mesh clapboard A, 9, a mesh clapboard B, 10, a second thermometer, 11, a conveying pipe, 12, a hot ammonia water washing pipe, 13, a steam heat tracing pipe, 14, a feeding pipe, 15, a steam pipe and 16, and a temperature pressure gauge.

Detailed Description

In order to make the technical solution of the present invention better understood and practical for those skilled in the art, the present invention will be further described with reference to the following embodiments and accompanying drawings.

The utility model provides a device of tar sediment in separation tar ammonia water, as shown in figure 1, including tar sediment preseparator 1 and with two filters 2 of 1 intercommunication of tar sediment preseparator, every in advance the inside of filter 2 all is provided with mesh baffle A8 and mesh baffle B9, mesh baffle A8 and mesh baffle B9 highly be less than filter 2's height, mesh baffle A8's bottom, front and back lateral wall respectively with filter 2's interior lower wall, inside wall correspond and connect, mesh baffle B9's top, front and back lateral wall respectively with filter 2's interior upper wall, inside wall correspond and connect.

The tar residue preseparator manufacturer is Yuhuan ring machinery Co., Ltd, the diameter DN3300 is single, the weight is 9790kg, the tar residue preseparator 1 is also connected with a feeding pipe, the filter 2 is a detachable tar residue clarifying filter, the length of the detachable tar residue clarifying filter is 1500mm, the width is 1500mm, the height is 1500mm, the wall thickness is 6mm, the material Q235B is material, the horizontal distance between the clapboard A7 and the left inner wall of the detachable tar residue clarifying filter is 300mm, the height of the clapboard A7 is 1200mm, the mesh diameter of the mesh clapboard A8 is 50mm, the meshes are arranged in a regular triangle, the hole distance is 30-59mm, the horizontal distance between the mesh clapboard A8 and the mesh clapboard B9 is 300mm, the height of the clapboard B8 is 300mm, the mesh diameter of the mesh clapboard B9 is 50mm, the meshes are arranged in a regular triangle, the hole distance is 30-59mm, the bottom, the front side wall and the rear side wall of the mesh partition plate A8 are respectively and tightly welded with the inner lower wall and the inner side wall of the tar residue clarifying filter, and the top, the front side wall and the rear side wall of the mesh partition plate B9 are respectively and tightly welded with the inner upper wall and the inner side wall of the tar residue clarifying filter.

Specifically, be provided with on the discharge gate of tar sediment preseparator 1 and close up pipe 3, every the feed inlet of tar sediment clarification filter respectively through an inlet pipe 4 with the discharge gate intercommunication of close up pipe 3, every all be provided with first thermometer 5 on the inlet pipe 4, close up pipe 3 and inlet pipe 4 are the DN300 inlet pipe, the temperature of inlet pipe 4 medium is at 70 ℃ -85 ℃, the measuring range of first thermometer 5 is 0 ℃ -100 ℃, the temperature of first thermometer 5 real-time supervision DN300 feed pipe medium, when the temperature is less than 70 ℃, be connected with temperature sensor on the first thermometer 5, temperature sensor still electric connection has the controller, controller electric connection has the alarm, and temperature sensor sends the signal to the controller, and controller control alarm reports to the police.

Specifically, each tar residue clarifying filter is also provided with a discharge port, each discharge port is provided with a discharge pipe 6, each discharge pipe 6 is provided with a second thermometer 10, each discharge pipe 6 is a DN150 discharge pipe, the temperature of DN150 feeding pipeline medium is 70-85 ℃, and the measurement range of the second thermometer 10 is 0-100 ℃. The temperature of DN150 inlet pipe medium is monitored in real time to second thermometer 10, and when the temperature was less than 70 ℃, be connected with temperature sensor on the second thermometer 10, temperature sensor electric connection still has the controller, controller electric connection has the alarm, and temperature sensor sends signal transmission to the controller, and controller control alarm reports to the police.

Specifically, all discharging pipe 6 all communicates on conveyer pipe 11, conveyer pipe 11 still communicates the feed inlet of tar sediment preseparator 1, be provided with tar squeeze pump 7 on the conveyer pipe 11, tar squeeze pump 7 carries out breakage, grinding, homogeneity back to the tar sediment of separation, pressurizes outer transport extremely in tar sediment preseparator 1, recycle in the mixed liquid with tar aqueous ammonia.

Specifically, the feeding pipe 4 and the tar squeezing pump 7 are both connected with a hot ammonia water flushing pipe 11, before the tar squeezing pump 7 is opened, a valve of the hot ammonia water flushing pipe 11 connected to the tar squeezing pump 7 is opened, and the pipeline is washed and cleaned by hot ammonia water; the tar residue preseparator 1 with the tar squeeze pump 7 stops the back, opens two the valve of hot aqueous ammonia flushing pipe 11 is washed the inside debris of sanitization pipeline with hot aqueous ammonia water, prevents to block up, all be equipped with the valve on inlet pipe 4 and the discharging pipe 6.

Specifically, detachable tar sediment clarification filter's top is equipped with detachable apron, opens detachable apron, can clear up the inside diameter of crossing of detachable tar sediment clarification filter and export and be greater than 50 mm's tar sediment.

Specifically, the outer wall of the conveying pipe 11 is further provided with a steam heat tracing pipe 13, the steam heat tracing pipe 13 is a DN20 pipe, low-pressure saturated steam enters the steam heat tracing pipe 13 through a steam pipe 15, a temperature pressure gauge 16 is arranged on the steam heat tracing pipe 13 and used for testing the temperature and the pressure of the low-pressure saturated steam, the temperature of the low-pressure saturated steam is 160-180 ℃, the pressure is 0.6MPa, the steam heat tracing pipe 13 is used for preserving the heat of the conveying pipe 11, the temperature of the conveying pipe 11 is maintained between 70 ℃ and 85 ℃, the tar residue in the conveying pipe 11 is preserved heat, the liquidity of the tar residue is increased, and condensate generated by the heat preservation of the low-pressure saturated steam in the steam heat tracing pipe 13 flows out of the steam heat tracing pipe 13 and enters the storage tank for continuous heating.

In the production process, a feed pipe 14 conveys a tar residue, tar and ammonia water mixture from a coke oven gas-liquid separator into a tar residue preseparator 1, the tar residue preseparator 1 separates the mixture, then the tar residue preseparator 1 conveys the tar residue into a detachable tar residue clarifying filter through a communicating pipe 3 and a feed pipe 4, the tar residue enters the detachable tar residue clarifying filter, then firstly enters a right inner chamber B formed by a mesh partition plate A8, a mesh partition plate B9 and the detachable tar residue clarifying filter, then enters a left inner chamber A formed by the mesh partition plate A8, a mesh partition plate B9 and the detachable tar residue clarifying filter, the tar residue with the particle size of less than 50mm is separated and conveyed into a conveying pipe 11 through the mesh partition plate A8 and the mesh partition plate B9, and is crushed, ground and conveyed into the tar residue through a tar squeezing pump 7, After homogenizing, conveying the mixture into a tar residue preseparator 1 through pressurization and recycling the mixture with tar ammonia water; the first thermometer 5 measures the temperature of the DN300 feeding pipe in real time, when the temperature of a medium of the DN300 feeding pipe 4 is lower than 70 ℃, the temperature sensor receives a signal and then transmits the signal to the controller, the controller controls the alarm to give an alarm, prompts a post operator to block a feeding pipe 4 connected with the detachable tar residue clarifying filter, closes a valve of the feeding pipe 4 and a valve of the discharging pipe 6 in time, and opens the other valve of the feeding pipe 4 and the discharging pipe 6 at the same time, so that the tar residue of the tar residue preseparator 1 is conveyed to the other detachable tar residue clarifying filter with the same operation method to continue to operate. Disassembling the blocked detachable tar residue clarifying filter, transporting the detachable tar residue clarifying filter to a coal yard by using a forklift, dumping the internally blocked tar residue into coal, and blending the coal for coking; the two detachable tar residue clarifying filters are used in a reversing way, so that the damage maintenance frequency and the maintenance cost of the squeezing pump can be reduced, and the benefit optimization is realized; the overflow of the overflow groove of the tar residue preseparator 1 caused by the damage or the blockage of the system is avoided, so that the environmental protection accident is caused, and the clean and civilized production is realized; the long-term stable operation of the system is ensured, the system is not stopped, the labor intensity of workers is reduced, and the field operation environment is improved.

In the present invention, the connection relationship between the components not particularly mentioned is the default of the prior art, and the connection relationship between the components is not described in detail since it does not relate to the invention and is a common application of the prior art.

It should be noted that, when the present invention relates to numerical ranges, it should be understood that two endpoints of each numerical range and any value between the two endpoints can be selected, and since the steps and methods adopted are the same as those of the embodiments, in order to prevent redundant description, the present invention describes a preferred embodiment. While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (9)

1. The utility model provides a device of tar sediment in separation tar ammonia water, including tar sediment preseparator (1) and with two filters (2) of separator (1) intercommunication are in advance prepared to tar sediment, its characterized in that, every the inside of filter (2) all is provided with mesh baffle A (8) and mesh baffle B (9), the height that highly is less than of mesh baffle A (8) and mesh baffle B (9) filter (2), the bottom of mesh baffle A (8), front and back lateral wall respectively with the interior lower wall of filter (2), inside wall correspond and are connected, the top of mesh baffle B (9), front and back lateral wall respectively with the interior upper wall of filter (2), inside wall correspond and connect.

2. The device for separating the tar residues in the tar ammonia water as claimed in claim 1, wherein a communicating pipe (3) is arranged at the discharge port of the tar residue preseparator (1), the feed port of each filter (2) is communicated with the discharge port of the communicating pipe (3) through a feed pipe (4), and a first thermometer (5) is arranged on each feed pipe (4).

3. The device for separating the tar residues in the tar ammonia water as claimed in claim 2, wherein each filter (2) is further provided with a discharge port, each discharge port is provided with a discharge pipe (6), and each discharge pipe (6) is provided with a second thermometer (10).

4. The device for separating the tar residues in the tar ammonia water as claimed in claim 3, wherein the first thermometer (5) and the second thermometer (10) are both connected with temperature sensors, the temperature sensors are also electrically connected with a controller, and the controller is electrically connected with an alarm.

5. The device for separating the tar residues in the tar ammonia water as claimed in claim 4, wherein all the discharge pipes (6) are communicated with a conveying pipe (11), the conveying pipe (11) is also communicated with a feed inlet of the tar residue preseparator (1), and a tar squeezing pump (7) is arranged on the conveying pipe (11).

6. The device for separating the tar residues in the tar ammonia water as claimed in claim 5, wherein the communicating pipe (3) and the tar squeezing pump (7) are both connected with a hot ammonia water flushing pipe (12), and the feeding pipe (4) and the discharging pipe (6) are both provided with valves.

7. The device for separating the tar residues in the tar ammonia water as claimed in claim 5, wherein the outer wall of the conveying pipe (11) is further provided with a steam tracing pipe (13).

8. The apparatus for separating tar residue from tar ammonia water as claimed in claim 1, wherein the mesh partition plates A (8) and B (9) have mesh diameters of 50mm, are arranged in regular triangle, and have mesh distances of 30-59 mm.

9. The device for separating the tar residues in the tar ammonia water as claimed in claim 1, wherein a detachable cover plate is arranged on the top of the filter (2).

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