CN217129572U - Hydraulic support backwash emulsion recycling device - Google Patents
Hydraulic support backwash emulsion recycling device Download PDFInfo
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- CN217129572U CN217129572U CN202221007964.5U CN202221007964U CN217129572U CN 217129572 U CN217129572 U CN 217129572U CN 202221007964 U CN202221007964 U CN 202221007964U CN 217129572 U CN217129572 U CN 217129572U
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Abstract
A hydraulic support backwashing emulsion recycling device belongs to the field of coal mine equipment and can solve the problems of waste, pollution and the like of a hydraulic support backwashing emulsion, and comprises a backwashing emulsion recycling device, wherein the backwashing emulsion recycling device is connected with a main liquid return pipeline through a tee joint, the main liquid return pipeline is connected with a first-stage liquid return fine filtering filter element and a second-stage liquid return fine filtering filter element, the second-stage liquid return fine filtering filter element is connected with an emulsion pump box, the emulsion pump box is connected with an emulsion pump, the emulsion pump is connected with a main liquid inlet pipeline, the bottom of the main liquid inlet pipeline is respectively connected with a liquid inlet branch pipe I, divide branch liquid pipe II and reserve feed liquor interface, be equipped with reserve liquid interface that returns on the main liquid return pipeline, divide liquid pipe I to connect leading support and liquid check valve I that returns, divide liquid pipe II to connect and keep off the waste rock frame and return liquid check valve II, return liquid check valve I and return liquid check valve II and insert main liquid return pipeline. The utility model discloses can all retrieve back flush emulsion, be used for keeping off waste rock frame, leading frame after filtering the pressurization.
Description
Technical Field
The utility model belongs to the technical field of coal mine equipment, concretely relates to hydraulic support back flush emulsion recovery recycles device.
Background
The fully-mechanized mining hydraulic support is an important support carrier for maintaining a roof coal wall and is also an important device for realizing the automatic propulsion of a coal pushing and moving frame coal cutting machine, in recent years, the automatic intelligent coal mining becomes a new trend, the electro-hydraulic support becomes an important carrier for realizing the intelligent mining of a fully-mechanized mining working face, but hydraulic elements such as an electromagnetic valve in the electro-hydraulic support have high requirements on water quality, impurities in emulsion easily cause the blockage of the electromagnetic valve, the support cannot act and serious production stop is caused, therefore, the emulsion is subjected to reverse osmosis filtration by using water, the liquid is filtered by a high-pressure filtration station, the cleanness of the emulsion is ensured to the maximum extent, each support is subjected to back washing regularly to discharge impurities of a support filter element, the great waste of the emulsion is caused, the underground environment is polluted, the emulsion components in a drainage system exceed the standard, the ground sewage treatment is difficult and the cost is high, in order to solve the problems of waste, pollution and the like of the back washing emulsion of the hydraulic support, the back washing emulsion recycling device of the hydraulic support is provided.
Application number 2012207219143 discloses a hydraulic support backwash liquid retrieves and filter equipment, including working face hydraulic support backwash liquid recovery pipeline, hydraulic support backwash filter and high-low pressure filter station, hydraulic support backwash filter with high-low pressure filter station pass through three way connection with working face hydraulic support backwash liquid recovery pipeline intercommunication, working face hydraulic support backwash liquid recovery pipeline intercommunication multi-stage filter, multi-stage filter intercommunication has the emulsion case, and the device is only retrieved and is filtered, does not have further reuse.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the extravagant and pollution scheduling problem of hydraulic support back flush emulsion, provide a device of recycling is retrieved to hydraulic support back flush emulsion.
The utility model adopts the following technical scheme:
a hydraulic support backwashing emulsion recycling device comprises a plurality of backwashing emulsion recovery devices, a main liquid return pipeline is connected between the backwashing emulsion recovery devices through a tee joint, a first-stage liquid return fine filtering filter element and a second-stage liquid return fine filtering filter element are sequentially connected to one end of the main liquid return pipeline, a liquid outlet of the second-stage liquid return fine filtering filter element is connected with a liquid inlet of an emulsion pump box, a liquid outlet of the emulsion pump box is connected with a liquid inlet of an emulsion pump, a liquid outlet of the emulsion pump is connected with a main liquid inlet pipeline, the bottom of the main liquid inlet pipeline is respectively connected with a liquid branch inlet pipe I for a forepoling, a liquid branch inlet pipe II for a waste rock blocking rack and a standby liquid inlet interface, a standby liquid return interface is arranged on the main liquid return pipeline, one end of the liquid branch inlet pipe I is sequentially connected with the forepoling and a liquid return one-way valve I, the liquid return one-way valve I is connected into the main liquid return pipeline, one end of the liquid separating pipe II is sequentially connected with a waste rock blocking frame and a liquid return one-way valve II, and the liquid return one-way valve II is connected into a main liquid return pipeline.
Furthermore, the backwashing emulsion recovery device comprises a support backwashing liquid discharge pipe, one end of the support backwashing liquid discharge pipe is connected with one end of the primary check valve in the liquid return direction, the other end of the primary check valve is connected with an upper interface of the primary stop valve, a lower interface of the primary stop valve is connected with one end of the coarse backwashing filter, the other end of the coarse backwashing filter is connected with an upper interface of the secondary stop valve, a lower interface of the secondary stop valve is connected with one end of the secondary check valve in the liquid return direction, the other end of the secondary check valve is connected with one end of the tee joint in the vertical direction, and one end of the tee joint in the horizontal direction is connected with the main liquid return pipeline.
Furthermore, the diameter of the filtering hole of the primary liquid return fine filtering filter element is smaller than that of the filtering hole of the coarse backwashing filter.
Furthermore, a plug is arranged at the end part of the main liquid return pipeline.
Furthermore, the diameter of the filter hole of the secondary liquid return fine filter element is smaller than that of the filter hole of the primary liquid return fine filter element.
Furthermore, a plug is arranged at the end part of the main liquid inlet pipeline.
Further, the main liquid return pipeline is arranged along the whole working surface.
The utility model has the advantages as follows:
1. the utility model discloses can all retrieve back flush emulsion, be used for keeping off waste rock frame, leading frame after filtering the pressurization.
2. The utility model discloses an effective utilization of back flush emulsion, the sticky tape lane adopts monomer post to add pi shaped steel canopy in advance to strut, and the sticky tape lane carries out gob entry operation, adopts the monomer post to add pi shaped steel canopy to strut, uses the monomer post to reach thousands, and monomer post lift post falls the post and has also caused the very big waste of emulsion, and the utility model discloses can brave back flush emulsion in the monomer post and beat and establish required liquid, obtain high-efficient the utilization, effectively reduce emulsion consumption cost.
3. The utility model discloses to the electric liquid accuse support emulsion feed system that requires high to quality of water and keep off waste rock frame, leading rack, monomer post emulsion feed system that requires low to quality of water and separate, form two sets of emulsion feed systems, keep off waste rock frame, leading rack simultaneously and lack the back flush filtration, avoided leading to the fact emulsion pollution jam problem with electric liquid accuse leg joint.
4. The utility model discloses effectively improve the working face environment, ensured that the back flush operation of electricity liquid accuse support targets in place.
5. The device for recycling the backwashing emulsion of the pressure support effectively solves the problems of waste, pollution and the like of the backwashing emulsion of the hydraulic support.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the backwash emulsion recovery device of the present invention;
wherein: 1-backwashing an emulsion recovery device; 2-main return line; 3-first-stage liquid return fine filtering filter element; 4-second-stage liquid return fine filtering filter element; 5-emulsion pump box; 6-an emulsion pump; 7-main liquid inlet pipeline; 8-liquid separating pipe I; 9-liquid separating pipe II; 10-a standby liquid inlet interface; 11-spare liquid return interface; 12-a forepoling; 13-liquid return one-way valve I; 14-a waste rock blocking frame; 15-liquid return one-way valve II; 16-rack backwash drain; 17-a primary check valve; 18-a primary cut-off valve; 19-coarse backwashing filter; 20-a secondary stop valve; 21-a secondary check valve; 22-a tee joint; 23-plug; 24-branch liquid return pipe I; 25-liquid separating and returning pipe II.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in the figure, the device for recycling the back-washing emulsion of the hydraulic support comprises a back-washing emulsion recycling device 1, a plug 23, a main liquid return pipeline 2, a first-stage liquid return fine filtering filter element 3, a second-stage liquid return fine filtering filter element 4, an emulsion pump box 5, an emulsion pump 6, a main liquid inlet pipeline 7, a liquid separating pipe I8, a forepoling 12, a liquid separating pipe I24, a liquid return one-way valve I13, a liquid separating pipe II 9, a waste rock blocking frame 14, a liquid separating pipe II 25, a liquid return one-way valve II 15, a standby liquid inlet connector 10 and a standby liquid return connector 11. Wherein a support back-flushing liquid discharge pipe 16 in the back-flushing emulsion recovery device 1 is connected with a first-stage one-way valve 17 to ensure that liquid can only return towards the liquid return direction, the first-stage one-way valve 17 is connected with an upper interface of a first-stage stop valve 18, a lower interface of the first-stage stop valve 18 is connected with a coarse back-flushing filter 19, the coarse back-flushing filter 19 is connected with an upper interface of a second-stage stop valve 20, and a lower interface of the second-stage stop valve 20 is connected with a second-stage one-way valve 21.
When the support backwashing device operates, the first-stage stop valve 18 and the second-stage stop valve 20 are both opened, the first-stage one-way valve 17 and the second-stage one-way valve 21 ensure the liquid return flow direction, when a coarse backwashing filter 19 of the recovery device is cleaned, the first-stage stop valve 18 and the second-stage stop valve 20 are closed, the coarse backwashing filter 19 is detached to flush impurities, and is restored to be opened after being installed, the second-stage one-way valve 21 is connected with the tee 22, and the two backwashing emulsion recovery devices 1 are connected through the tee 22. Each support backwash liquid discharge pipe 16 is connected with a backwash emulsion recovery device 1, the two backwash emulsion recovery devices 1 between the supports are connected through a tee 22 and connected with a main liquid return pipeline 2, and the tail end of the main liquid return pipeline 2 is provided with a plug 23.
The main liquid return pipeline 2 is connected with a first-stage liquid return fine filtering filter element 3, the liquid return is connected with a second-stage liquid return fine filtering filter element 4, the diameter of a filter hole of the second-stage liquid return fine filtering filter element 4 is smaller than that of the first-stage liquid return fine filtering filter element 3, and the first-stage liquid return fine filtering filter element 3 and the second-stage liquid return fine filtering filter element 4 can be detached for cleaning. The back liquid that filters gets into emulsion pump case 5 through filter core and pump case connecting line, emulsion pump case 5 passes through emulsion pump feed liquor pipeline and supplies liquid to emulsion pump 6, pump into main liquid inlet pipeline 7 after the pressure boost of emulsion pump 6, main liquid inlet pipeline 7 arranges along whole working face, reserve according to the liquid demand and establish branch feed liquor interface, divide feed liquor pipe I8 to supply leading support 12 liquid, divide feed liquor pipe I24 to insert return liquid check valve I13, return liquid check valve I13 to insert main return liquid pipeline 2, divide feed liquor pipe II 9 to supply to keep off waste rock rack 14 liquid, divide feed liquor pipe II 25 to insert return liquid check valve II 15, return liquid check valve II 15 to insert main return liquid pipeline 2, reserve simultaneously that the device is with feed liquor interface 10, reserve return liquid interface 11, it is required with other equipment to supply monomer post to beat the equipment.
Further, main feed liquor pipeline 7, main return line 2 are different from supplying with the electric liquid accuse support and advance the return line, are independent pipeline, and emulsion pump case 5, emulsion pump 6 are different from supplying with electric liquid accuse support emulsion pump equipment, are independent equipment, and the utility model discloses the emulsion feed system that forms is different from supplying with the emulsion feed system of electric liquid accuse support, will require high electric liquid accuse support emulsion feed system and require low fender waste rock frame, leading frame, monomer post emulsion feed system to water quality to separate, forms two sets of emulsion feed systems.
Further, the pressure of the emulsion pump 6 pump station meets the requirement of the support, and the flow of the emulsion pump 6 and the emulsion pump box 5 meets the requirement of the gangue blocking frame, the advance frame and the single column.
Further, the total length of the main liquid return pipeline 2 and the main liquid inlet pipeline 7 is larger than the length of the working surface.
Furthermore, the diameter of the filter hole of the first-stage liquid return fine filter element 3 is smaller than that of the coarse back-flushing filter 19.
Wherein, the diameter of the filter hole of the first-stage liquid return fine filter element 3 is 60 microns.
The diameter of the filter hole of the secondary liquid return fine filter element 4 is 50 microns.
The diameter of the filter hole of the coarse back-washing filter is 200 microns.
At present, a 1218 working face positive gauge frame of the Sima coal industry company is a ZF8000/20/38D type electro-hydraulic control support, a transition frame adopts a ZFG9600/23/40D type electro-hydraulic control support, a mechanical handle is adopted in advance for operating an advance frame of a rail roadway, and a mechanical operation waste rock blocking frame is adopted, so that the waste and pollution of emulsion are effectively reduced.
Claims (7)
1. The utility model provides a hydraulic support backwash emulsion retrieves reuse device which characterized in that: comprises a plurality of backwashing emulsion recovery devices (1), the backwashing emulsion recovery devices (1) are connected through a tee joint (22) and then connected with a main liquid return pipeline (2), one end of the main liquid return pipeline (2) is sequentially connected with a first-stage liquid return fine filtering filter element (3) and a second-stage liquid return fine filtering filter element (4), the liquid outlet of the second-stage liquid return fine filtering filter element (4) is connected with the liquid inlet of an emulsion pump box (5), the liquid outlet of the emulsion pump box (5) is connected with the liquid inlet of an emulsion pump (6), the liquid outlet of the emulsion pump (6) is connected with a main liquid inlet pipeline (7), the bottom of the main liquid inlet pipeline (7) is respectively connected with a liquid dividing pipe I (8) for a fore support (12), a liquid dividing pipe II (9) for a waste rock blocking frame (14) and a standby liquid inlet interface (10), and a standby liquid return interface (11) is arranged on the main liquid return pipeline (2), divide the one end of branch liquid pipe I (8) to connect gradually advance support (12) and return liquid check valve I (13), return liquid check valve I (13) and insert main liquid return pipeline (2), divide the one end of branch liquid pipe II (9) to connect gradually and keep off waste rock frame (14) and return liquid check valve II (15), return liquid check valve II (15) and insert main liquid return pipeline (2).
2. The hydraulic support backwashing emulsion recycling device of claim 1, wherein: the backwashing emulsion recovery device (1) comprises a support backwashing liquid discharge pipe (16), one end of the support backwashing liquid discharge pipe (16) is connected with one end of the liquid return direction of a first-stage one-way valve (17), the other end of the first-stage one-way valve (17) is connected with an upper interface of a first-stage stop valve (18), a lower interface of the first-stage stop valve (18) is connected with one end of a coarse backwashing filter (19), the other end of the coarse backwashing filter (19) is connected with an upper interface of a second-stage stop valve (20), a lower interface of the second-stage stop valve (20) is connected with one end of the liquid return direction of a second-stage one-way valve (21), the other end of the second-stage one-way valve (21) is connected with one end of a tee joint (22) in the vertical direction, and one end of the tee joint (22) in the horizontal direction is connected with a main liquid return pipeline (2).
3. The hydraulic support backwashing emulsion recycling device of claim 2, wherein: the diameter of the filtering hole of the primary liquid return fine filtering filter element (3) is smaller than that of the filtering hole of the coarse backwashing filter (19).
4. The hydraulic support backwashing emulsion recycling device of claim 3, wherein: and a plug (23) is arranged at the end part of the main liquid return pipeline (2).
5. The hydraulic support backwashing emulsion recycling device of claim 4, wherein: the diameter of the filter hole of the secondary liquid return fine filter element (4) is smaller than that of the filter hole of the primary liquid return fine filter element (3).
6. The hydraulic support backwashing emulsion recycling device of claim 5, wherein: and a plug (23) is arranged at the end part of the main liquid inlet pipeline (7).
7. The hydraulic support backwashing emulsion recycling device of claim 6, wherein: the main liquid return pipeline (2) is arranged along the whole working surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221007964.5U CN217129572U (en) | 2022-04-28 | 2022-04-28 | Hydraulic support backwash emulsion recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221007964.5U CN217129572U (en) | 2022-04-28 | 2022-04-28 | Hydraulic support backwash emulsion recycling device |
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| Publication Number | Publication Date |
|---|---|
| CN217129572U true CN217129572U (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221007964.5U Active CN217129572U (en) | 2022-04-28 | 2022-04-28 | Hydraulic support backwash emulsion recycling device |
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| CN (1) | CN217129572U (en) |
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- 2022-04-28 CN CN202221007964.5U patent/CN217129572U/en active Active
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