CN218794284U - Filter pipeline for hydraulic engineering - Google Patents

Abstract

The utility model discloses a filtering pipeline for hydraulic engineering belongs to hydraulic engineering technical field, including filtering pipeline, filtering pipeline's upper end is provided with fixed frame, the timer is installed to filtering pipeline's upper end one side, the through-hole has been seted up to filtering pipeline's upper end, the beneficial effects of the utility model are that through setting up first screw rod, threaded connection has the slider on four first screw rods, through the starter motor, makes the slider reciprocate on first screw rod to drive the impurity that the silica gel scraper blade removed the filter plate both ends and strike off, get into the blow off pipe through the stock guide, avoid the filter screen jam, needn't always dismantle the filter plate and clear up, regularly through the timer, give the controller with the signal transmission after the appointed time, controller control motor starts the work of drive silica gel scraper blade, prevents the filter screen jam, carries out multiple filtration to rivers through inside filter screen and the multiunit active carbon filter that is provided with of filtering pipeline, and the filter effect is better, and efficiency is better.

Description

Filter pipeline for hydraulic engineering

Technical Field

The utility model relates to a hydraulic engineering technical field specifically says a filtering pipe for hydraulic engineering.

Background

Hydraulic engineering is a general term for various engineering constructions built for controlling, utilizing and protecting surface and underground water resources and environment, a pipeline is a device which is connected by pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, generally, after the fluid is pressurized by an air blower, a compressor, a pump, a boiler and the like, the fluid flows from a high-pressure part to a low-pressure part of the pipeline and can be conveyed by utilizing the pressure or gravity of the fluid, the pipeline for hydraulic engineering is used for conveying the water resources of the hydraulic engineering, in order to prevent sand, soil or other sundries from damaging equipment of the hydraulic engineering, the existing pipeline for hydraulic engineering can be provided with a filter assembly in the pipeline for hydraulic engineering, the filter assembly can be damaged under the long-time impact of water flow, the filtering effect is reduced, the conveying efficiency is reduced due to the filtering blockage of the existing pipeline for hydraulic engineering, the timely frequent replacement and cleaning are needed, and the trouble is very troublesome, and if the pipeline is not cleaned in time, the water flow conveying can be slow, and the water flow conveying can be seriously incapable of being conveyed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filtering conduit for hydraulic engineering, with solve and provide current pipeline for hydraulic engineering in the above-mentioned background art and can be equipped with filtering component in pipeline for hydraulic engineering, and can cause filtering component damaged under the long-time punching of rivers, the filterable effect has been reduced, current pipeline for hydraulic engineering filters the jam and causes transmission efficiency to reduce, in time frequent dismantlement is changed and the clearance is needed, very troublesome, if not in time clear up, can lead to the rivers to carry slowly, serious problem that can't carry.

The technical scheme of the utility model is that: the improved sewage filter comprises a filter pipeline, wherein a fixing frame is arranged at the upper end of the filter pipeline, a timer is installed on one side of the upper end of the filter pipeline, a through hole is formed in the upper end of the filter pipeline, the lower end of the fixing frame penetrates through the through hole, a sealing ring is installed at the position, where the through hole is formed, of the fixing frame, first slots are formed in the front side and the rear side of the inner lower end of the filter pipeline respectively, a connecting plate is fixedly connected between the front end and the rear end of the middle of the through hole, second slots are formed in the inner lower end of the filter pipeline and are located in two positions between the first slots, filter screens are arranged between the second slots, a baffle is fixedly installed in the inner portion of the fixing frame, micro motors are installed at the periphery of the upper end of the baffle, installation rods are installed at the periphery of the lower end of the baffle respectively, extension ends of the installation rods penetrate through the periphery of the four through holes, the first slots are spliced, four first screws are arranged in the inner middle of the installation rods, the output ends of the micro motors penetrate through the top of the installation rods and are fixedly connected with the four first screws, two lower ends of the drain pipes are respectively, two drain pipes are installed on which the drain pipes, and the drain pipes are respectively, and the two lower ends of the drain pipes are installed on the drain pipes.

Further, four equal threaded connection has the slider on the first screw rod, two liang of left and right sides distribute the slider is close to one side difference fixedly connected with hydraulic stem respectively, and two liang of front and back are respectively the same connecting rod of telescopic end fixedly connected with of hydraulic stem, two liang of one side that the connecting rod is close to is provided with the silica gel scraper blade respectively, four equal two gag lever posts of fixedly connected with in the installation pole, eight the gag lever post extension end passes four respectively the slider starts micro motor, and micro motor's output rotates and drives first screw rod and rotate, makes the slider remove on first screw rod to drive the hydraulic stem decline, when passing through the through-hole, starts the hydraulic stem, make the hydraulic stem drive the flexible and filter screen contact of silica gel scraper blade, at the in-process that removes, strike off the impurity of filter screen surface adhesion, prevent the filter screen jam, influence rivers and filter, the gag lever is led for the removal of slider, makes the slider remove more stable.

Further, two the silica gel scraper blade is close to two respectively both ends difference fixedly connected with inserted block, two around one side of connecting rod the connecting rod is close to four respectively the fourth slot has been seted up to one side of inserted block, four the inserted block respectively with two the fourth slot is pegged graft, pegs graft inserted block and fourth slot, the fixed silica gel scraper blade of being convenient for.

Further, two both ends upside is provided with the second screw rod respectively around the connecting rod, four the extension end of second screw rod passes through respectively in proper order behind upper end, the fourth slot and the inserted block of connecting rod pass through the bottom of connecting rod is worn out, four there is the nut, eight at the upper and lower both ends difference threaded connection of second screw rod the nut is located two respectively the upper and lower both ends of connecting rod are worn out through the bottom of connecting rod behind upper end, the fourth slot and the inserted block that the second screw rod passed the connecting rod in proper order, are convenient for make inserted block and fourth slot peg graft more stable to make the silica gel scraper blade more stable when removing.

Further, the lower extreme and one of them of filter screen the second slot is pegged graft, the first frame of upper end fixedly connected with of filter screen, the inside of first frame is provided with first spring, the upper end of first spring is connected with first according to the briquetting, first according to briquetting and another the second slot is pegged graft, just first according to the briquetting is close to one side of first frame is located the outside of second slot, when the filter screen is washd and is changed in needs dismantlement, holds the first according to briquetting that is located the outside of second slot through the hand, presses to first frame, makes first according to briquetting and the separation of second slot, and convenient to detach filter screen, perhaps press to the filter screen to one side that has first spring, make the shrink of first spring, make the opposite side and the separation of second slot of filter screen, also be convenient for take out the filter screen.

Furthermore, the inlet tube has been cup jointed to one side of filtering pipe way, the outlet pipe has been cup jointed to the filtering pipe way opposite side, the sealing washer is installed respectively, two to filtering pipe way's inside both sides the sealing washer respectively with the inlet tube and outlet pipe one side contact through the installation sealing washer, prevents at the in-process of carrying water, and water leaks, causes the waste of water resource.

Further, both ends difference fixedly connected with backup pad about the both sides of filtering duct, two liang upper and lower distributions the one side that the backup pad was kept away from mutually is provided with the bolt respectively, four the bolt respectively with four backup pad threaded connection, four the extension end of bolt passes four respectively the backup pad is connected with C type splint, two C type splint respectively with the inlet tube and both ends contact about the outlet tube, two liang one side both ends difference fixedly connected with guide bar, eight that C type splint kept away from mutually the backup pad, through clockwise turning bolt, make C type splint be close to outlet tube and inlet tube, grasp outlet tube and inlet tube, make outlet tube and inlet tube and filtering duct contact inseparabler, through anticlockwise turning bolt, make C type splint keep away from outlet tube and inlet tube, convenient to detach outlet tube and inlet tube, through the installation guide bar, more stable when making C type splint remove, lead for the removal of C type splint.

Further, the inside of filtering pipeline is close to one side of outlet pipe is provided with multiunit active carbon filter, the inside of filtering pipeline is close to the third slot has been seted up respectively at both ends about one side of outlet pipe, the lower extreme of multiunit active carbon filter respectively with one of them the third slot is pegged graft, the upper end fixed mounting of multiunit active carbon filter has the second frame, the internally mounted of second frame has the second spring, the upper end of second spring is connected with the second and presses the briquetting, the second is pressed briquetting and another the third slot is pegged graft, just the second is pressed the briquetting and is close to one side of second frame is located the outside of third slot carries out multiple filtration, through being provided with filter screen and multiunit active carbon in filtering pipeline inside to rivers, and the filter effect is better.

The utility model discloses an improve and provide a filtering conduit for hydraulic engineering here, compare with prior art, have following improvement and advantage:

the utility model discloses a set up first screw rod, threaded connection has the slider on four first screw rods, through the starter motor, make the slider reciprocate on first screw rod, thereby it strikes off the impurity at filter plate both ends to drive the silica gel scraper blade removal, get into the blow off pipe through the stock guide, avoid the filter screen jam, needn't always dismantle the filter plate and clear up, time through the timer, give the controller with the signal transmission after the appointed time, controller control micro motor starts the work of drive silica gel scraper blade, prevent the filter screen jam, carry out multiple filtration to rivers through inside filter screen and the multiunit active carbon filter of being provided with of filter tube, the filter effect is better, efficiency is better.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic view of the front view structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the middle filtering pipe of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 2 of the present invention.

Description of reference numerals: 1. a filtration pipeline; 2. a water outlet pipe; 3. a water inlet pipe; 4. a support plate; 5. a bolt; 6. c-shaped splints; 7. a guide bar; 8. a seal ring; 9. a fixing frame; 10. a through hole; 11. a seal ring; 12. filtering with a screen; 13. a connecting plate; 14. a second slot; 15. a first outer frame; 16. a first spring; 17. a first pressing block; 18. a micro motor; 19. a baffle plate; 20. mounting a rod; 21. a first screw; 22. a slider; 23. a limiting rod; 24. a hydraulic lever; 25. a connecting rod; 26. a silica gel scraper plate; 27. inserting a block; 28. a fourth slot; 29. a second screw; 30. a nut; 31. a material guide plate; 32. a first slot; 33. a sewage discharge pipe; 34. an on-off valve; 35. a plurality of groups of activated carbon filter plates; 36. a third slot; 37. a second outer frame; 38. a second spring; 39. second pressing; 40. a timer.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 4, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a filter pipeline for hydraulic engineering through the improvement, as shown in figure 1-figure 4, comprising a filter pipeline 1, a fixed frame 9 is arranged at the upper end of the filter pipeline 1, a timer 40 is arranged at one side of the upper end of the filter pipeline 1, a through hole 10 is arranged at the lower end of the fixed frame 9, a sealing ring 11 is arranged at the lower end of the fixed frame 9 passing through the through hole 10, first slots 32 are respectively arranged at the front and rear sides of the inner lower end of the filter pipeline 1, a connecting plate 13 is fixedly connected between the front and rear ends of the middle of the through hole 10, second slots 14 are respectively arranged at the connecting plate 13 and the inner lower end of the filter pipeline 1, wherein the second slot 14 at the lower end of the filter pipeline 1 is positioned between the two first slots 32, a filter screen 12 is arranged between the two second slots 14, a baffle 19 is fixedly arranged in the inner part of the fixed frame 9, a micro motor 18 is respectively arranged at the periphery of the upper end of the baffle 19, the periphery of the lower end of the baffle 19 is respectively provided with the installation rods 20, the extension ends of the four installation rods 20 penetrate through the periphery of the through hole 10 and are inserted into the four first slots 32, the middle of the inside of the four installation rods 20 is provided with the first screw 21, the output ends of the four micro motors 18 respectively penetrate through the top of the installation rods 20 and are fixedly connected with the four first screws 21, two sides of the bottom of the filtering pipeline 1 are respectively communicated with the sewage discharge pipes 33, the two sewage discharge pipes 33 are respectively provided with the switch valves 34, the two sewage discharge pipes 33 are respectively positioned on two sides of the lower end of the filtering screen 12, two sides of the lower end of the filtering screen 12 are also provided with the material guide plates 31, the two material guide plates 31 are respectively inclined towards the two sewage discharge pipes 33, the bottoms of the four installation rods 20 are respectively inserted into the four first slots 32 by penetrating the lower end of the fixing frame 9 through the through hole 10, after the bottoms of the four installation rods 20 are respectively inserted into the four first slots 32, four installation poles 20 are located filter screen 12 both ends respectively, through timer 40, the model is timed for T1-T4, reach the controller with signal transmission after the appointed time, the model is the C8051F020 singlechip, controller control micro motor 18, micro motor 18's output rotates and drives first screw rod 21 and rotate, the lower extreme of four first screw rods 21 passes through the bearing with the lower extreme of four installation poles 20 respectively and is connected, it scrapes the impurity plug on filter screen 12 surface to pass through stock guide 31 with silica gel scraper 26 through first screw rod 21 and scrapes to blow off pipe 33, be convenient for take out the impurity and the plug inside blow off pipe 33 through opening on-off valve 34, because four installation poles 20 are respectively around, so not influencing rivers, baffle 19 shelters from rivers, prevent rivers and micro motor 18 contact, influence micro motor 18 operation.

All threaded connection has slider 22 on four first screw rods 21, the slider 22 that distributes about two liang is close to one side respectively fixedly connected with hydraulic stem 24 mutually, the same connecting rod 25 of the flexible end fixedly connected with of two liang of front and back hydraulic stem 24 respectively, the one side that two liang of connecting rods 25 are close to is provided with silica gel scraper blade 26 respectively, equal two gag lever post 23 of fixedly connected with in four installation pole 20, eight gag lever post 23 extension ends pass four slider 22 respectively, start micro motor 18, micro motor 18's output rotates and drives first screw rod 21 and rotate, make slider 22 move on first screw rod 21, thereby drive hydraulic stem 24 and descend, when passing through-hole 10, start hydraulic stem 24, make hydraulic stem 24 drive the flexible and filter screen 12 contact of silica gel scraper blade 26, in the in-process of removing, strike off the impurity of filter screen 12 surface adhesion, prevent that filter screen 12 blocks up, influence rivers and filter, gag lever 23 leads for slider 22's removal, make slider 22 remove more stably.

Two silica gel scraper blades 26 are close to one side of two connecting rods 25 respectively around both ends respectively fixedly connected with inserted block 27, and four inserted blocks 27 have been seted up near one side of four inserted blocks 27 respectively to two connecting rods 25, and four inserted blocks 27 are pegged graft with two fourth slots 28 respectively, peg graft inserted block 27 and fourth slot 28, are convenient for fix silica gel scraper blade 26.

Two connecting rod 25's front and back both ends upside is provided with second screw rod 29 respectively, four second screw rod 29's extension end passes the upper end of connecting rod 25 respectively in proper order, wear out through the bottom of connecting rod 25 behind fourth slot 28 and the inserted block 27, threaded connection has nut 30 respectively at four second screw rod 29's upper and lower both ends, eight nuts 30 are located two connecting rod 25's upper and lower both ends respectively, pass the upper end of connecting rod 25 through second screw rod 29 in proper order, wear out through the bottom of connecting rod 25 behind fourth slot 28 and the inserted block 27, be convenient for make inserted block 27 and the more stable of fourth slot 28 grafting, thereby make silica gel scraper blade 26 more stable when removing.

The lower end of the filter screen 12 is inserted into one of the second slots 14, the upper end of the filter screen 12 is fixedly connected with a first outer frame 15, a first spring 16 is arranged inside the first outer frame 15, the upper end of the first spring 16 is connected with a first pressing block 17, the first pressing block 17 is inserted into the other second slot 14, one side, close to the first outer frame 15, of the first pressing block 17 is located outside the second slot 14, when the filter screen 12 needs to be detached for cleaning and replacement, the first pressing block 17 located outside the second slot 14 is held by hands, the first pressing block 17 is pressed towards the first outer frame 15, the first pressing block 17 is separated from the second slot 14, the filter screen 12 is convenient to detach, or the filter screen 12 is pressed towards one side with the first spring 16, the first spring 16 is contracted, the other side of the filter screen 12 is separated from the second slot 14, and the filter screen 12 is also convenient to take out.

Inlet tube 3 has been cup jointed to one side of filtering duct 1, outlet pipe 2 has been cup jointed to 1 opposite side of filtering duct, and sealing washer 8 is installed respectively to the inside both sides of filtering duct 1, and two sealing washers 8 contact with inlet tube 3 and outlet pipe 2 one side respectively, through installation sealing washer 8, prevent at the in-process of carrying water, and water leaks, causes the waste of water resource, makes outlet pipe 2 and inlet tube 3 and filtering duct 1 contact inseparabler.

Both ends difference fixedly connected with backup pad 4 about the both sides of filtering duct 1, the one side that two liang of upper and lower backup pad 4 that distribute kept away from is provided with bolt 5 respectively, four bolts 5 respectively with four backup pad 4 threaded connection, four bolt 5's extension end passes four backup pad 4 respectively and is connected with C type splint 6 through the bearing, two C type splint 6 respectively with inlet tube 3 and outlet pipe 2 upper and lower both ends contact, two liang of C type splint 6 one side both ends of keeping away from are fixedly connected with guide bar 7 respectively, eight guide bar 7 pass four backup pad 4 respectively, through clockwise turning bolt 5, make C type splint 6 be close to outlet pipe 2 and inlet tube 3, grasp outlet pipe 2 and inlet tube 3, make outlet pipe 2 and inlet tube 3 contact inseparabler with filtering duct 1, through anticlockwise turning bolt 5, make C type splint 6 keep away from outlet pipe 2 and inlet tube 3, be convenient for dismantle outlet pipe 2 and inlet tube 3, through installation guide bar 7, it is more stable when making C type splint 6 remove, lead for C type splint 6's removal.

One side of the interior of the filter pipeline 1, which is close to the water outlet pipe 2, is provided with a plurality of groups of activated carbon filter plates 35, the upper end and the lower end of one side of the interior of the filter pipeline 1, which is close to the water outlet pipe 2, are respectively provided with a third slot 36, the lower ends of the plurality of groups of activated carbon filter plates 35 are respectively plugged with one of the third slots 36, the upper ends of the plurality of groups of activated carbon filter plates 35 are fixedly provided with a second outer frame 37, the interior of the second outer frame 37 is provided with a second spring 38, the upper end of the second spring 38 is connected with a second pressing block 39, the second pressing block 39 is plugged with the other third slot 36, one side of the second pressing block 39, which is close to the second outer frame 37, is positioned outside the third slot 36, the water flow is filtered for multiple times by arranging a filter screen 12 and the plurality of activated carbon filter plates 35 in the filter pipeline 1, the filtering effect is better, the efficiency is better, the second pressing block 39 is positioned outside the third slot 36 by pressing by hand, the second outer frame 37 is pressed, the second pressing block 39 is separated from the third slot 36, the plurality of activated carbon filter plates 35 can be conveniently detached, or the side with the second spring 38, the other side of the activated carbon filter plates 35 can be conveniently replaced, the plurality of groups of activated carbon filter plates 35, the activated carbon filter plates 35 can be conveniently, the activated filter plates 35 can be retracted, the activated carbon filter plates 35, the other side of the filter plates 35, the filter plates 35 can be conveniently taken out, the other side of the activated filter plates 35, the activated filter plates 35 can be conveniently.

The working principle is as follows: the water outlet pipe 2 and the water inlet pipe 3 are respectively sleeved with two sides of the filtering pipeline 1, the water outlet pipe 2 and the water inlet pipe 3 are respectively contacted with the sealing ring 8, the bolt 5 is rotated clockwise, the C-shaped clamping plate 6 is close to the water outlet pipe 2 and the water inlet pipe 3, the water outlet pipe 2 and the water inlet pipe 3 are clamped, the water outlet pipe 2, the water inlet pipe 3 and the filtering pipeline 1 are contacted more closely, timing is carried out through the timer 40, a signal is transmitted to the controller after a specified time, the controller controls the micro motor 18, the output end of the micro motor 18 rotates to drive the first screw rod 21 to rotate, the sliding block 22 moves on the first screw rod 21, so as to drive the hydraulic rod 24 to descend, when the hydraulic rod 10 passes through the through hole, the hydraulic rod 24 is started, the hydraulic rod 24 drives the silica gel scraper 26 to stretch and contact with the filter screen 12, in the moving process, impurities adhered to the surface of the filter screen 12 are scraped, the filter screen 12 is prevented from being blocked, the silica gel scraper 26 scrapes the impurities on the surface of the filter screen 12 to the drain pipe 33 through the guide plate 31, and the drain pipe 33 is convenient for taking out the impurities and the blockages inside the drain pipe 33 by opening the switch 34.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. The utility model provides a filtering conduit for hydraulic engineering which characterized in that: comprises a filtering pipeline (1), wherein the upper end of the filtering pipeline (1) is provided with a fixed frame (9), one side of the upper end of the filtering pipeline (1) is provided with a timer (40), the upper end of the filtering pipeline (1) is provided with a through hole (10), the lower end of the fixed frame (9) penetrates through the through hole (10) and is provided with a sealing ring (11), the front side and the rear side of the inner lower end of the filtering pipeline (1) are respectively provided with a first slot (32), a connecting plate (13) is fixedly connected between the front end and the rear end of the middle of the through hole (10), the connecting plate (13) and the inner lower end of the filtering pipeline (1) are respectively provided with a second slot (14), wherein the second slot (14) positioned at the lower end of the filtering pipeline (1) is positioned between the two first slots (32), a filter screen (12) is arranged between the two second slots (14), the inner part of the fixed frame (9) is provided with a baffle (19), the upper end of the baffle (19) is respectively provided with a micro motor (18), the lower end of the baffle (19) penetrates through holes (20) and four extension rods (20) which are arranged around the four insertion-connection ends, four be provided with first screw rod (21), four in the middle of installation pole (20) is inside the output of micro motor (18) passes respectively the top and four of installation pole (20) first screw rod (21) fixed connection, the bottom both sides of filtering duct (1) communicate respectively has blow off pipe (33), two all install ooff valve (34), two on blow off pipe (33) are located respectively the lower extreme both sides of filter screen (12), stock guide (31), two are still installed to the lower extreme both sides of filter screen (12) stock guide (31) are towards two respectively blow off pipe (33) slope.

2. The filter pipeline for hydraulic engineering according to claim 1, characterized in that: four equal threaded connection has slider (22) on first screw rod (21), distributes about two liang slider (22) one side that is close to mutually is fixedly connected with hydraulic stem (24) respectively, and is two liang front and back respectively the flexible end fixedly connected with same connecting rod (25) of hydraulic stem (24), two liang one side that connecting rod (25) are close to mutually is provided with silica gel scraper blade (26), four respectively install two gag lever post (23) of equal fixedly connected with in pole (20), eight gag lever post (23) extension end passes four respectively slider (22).

3. The filter pipeline for the hydraulic engineering according to claim 2, characterized in that: two silica gel scraper blade (26) are close to two respectively both ends fixedly connected with inserted block (27) respectively around one side of connecting rod (25), two connecting rod (25) are close to four respectively fourth slot (28), four have been seted up to one side of inserted block (27) respectively with two fourth slot (28) are pegged graft.

4. The filter pipeline for hydraulic engineering according to claim 3, characterized in that: two both ends upside is provided with second screw rod (29) respectively around connecting rod (25), four the extension end of second screw rod (29) passes through respectively in proper order behind upper end, fourth slot (28) and the inserted block (27) of connecting rod (25) the bottom of connecting rod (25) is worn out, four there are nut (30), eight at the upper and lower both ends of second screw rod (29) threaded connection respectively nut (30) eight nut (30) are located two respectively the upper and lower both ends of connecting rod (25).

5. The filter pipeline for the hydraulic engineering according to claim 1, characterized in that: the lower extreme of filter screen (12) and one of them second slot (14) are pegged graft, the first frame of upper end fixedly connected with (15) of filter screen (12), the inside of first frame (15) is provided with first spring (16), the upper end of first spring (16) is connected with first pressure piece (17), first pressure piece (17) and another second slot (14) are pegged graft, just first pressure piece (17) are close to one side of first frame (15) is located the outside of second slot (14).

6. The filter pipeline for the hydraulic engineering according to claim 1, characterized in that: the water inlet pipe (3) is sleeved on one side of the filtering pipeline (1), the water outlet pipe (2) is sleeved on the other side of the filtering pipeline (1), sealing rings (8) are installed on two sides of the inside of the filtering pipeline (1) respectively, and the sealing rings (8) are in contact with one side of the water inlet pipe (3) and the water outlet pipe (2) respectively.

7. The filter pipeline for hydraulic engineering according to claim 6, characterized in that: both ends difference fixedly connected with backup pad (4) about the both sides of filtering duct (1), two liang distribute from top to bottom one side of keeping away from mutually backup pad (4) is provided with bolt (5), four respectively bolt (5) with four backup pad (4) threaded connection, four the extension end of bolt (5) passes four respectively backup pad (4) are connected with C type splint (6), two through the bearing C type splint (6) respectively with inlet tube (3) and outlet pipe (2) upper and lower both ends contact, two liang one side both ends difference fixedly connected with guide bar (7), eight that C type splint (6) kept away from mutually guide bar (7) pass four respectively backup pad (4).

8. The filter pipeline for hydraulic engineering according to claim 7, characterized in that: the inside of filter tube (1) is close to one side of outlet pipe (2) is provided with multiunit active carbon filter (35), the inside of filter tube (1) is close to third slot (36) have been seted up respectively at both ends about one side of outlet pipe (2), the lower extreme of multiunit active carbon filter (35) respectively with one of them third slot (36) are pegged graft, the upper end fixed mounting of multiunit active carbon filter (35) has second frame (37), the internally mounted of second frame (37) has second spring (38), the upper end of second spring (38) is connected with the second and presses briquetting (39), the second is pressed briquetting (39) and another third slot (36) are pegged graft, just the second is pressed briquetting (39) and is close to one side of second frame (37) is located the outside of third slot (36).

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