CN115300989A - A novel pipeline filters device for wheat liquid manure integration is carried - Google Patents

A novel pipeline filters device for wheat liquid manure integration is carried Download PDF

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Publication number
CN115300989A
CN115300989A CN202210883831.2A CN202210883831A CN115300989A CN 115300989 A CN115300989 A CN 115300989A CN 202210883831 A CN202210883831 A CN 202210883831A CN 115300989 A CN115300989 A CN 115300989A
Authority
CN
China
Prior art keywords
drainage
water
filter screen
pipe
inlet tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210883831.2A
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Chinese (zh)
Inventor
李升东
王宗帅
冯波
司纪升
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CROP Research Institute of Shandong Academy of Agricultural Sciences
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CROP Research Institute of Shandong Academy of Agricultural Sciences
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Filing date
Publication date
Application filed by CROP Research Institute of Shandong Academy of Agricultural Sciences filed Critical CROP Research Institute of Shandong Academy of Agricultural Sciences
Priority to CN202210883831.2A priority Critical patent/CN115300989A/en
Publication of CN115300989A publication Critical patent/CN115300989A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/02Combinations of filters of different kinds
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/001Sludge spreaders, e.g. liquid manure spreaders
    • A01C23/002Sludge spreaders, e.g. liquid manure spreaders provided with auxiliary arrangements, e.g. pumps, agitators, cutters
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/66Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses a novel pipeline filtering device for integrally conveying water and fertilizer of wheat, which comprises a water inlet pipe, a water outlet pipe, a sliding pipe sleeved on the outer ring of the water inlet pipe and the water outlet pipe, and a closed drainage box fixedly connected with the water inlet pipe, wherein one end of the cavity section, far away from the connecting section, is inserted into an inner cavity of the drainage box, a filter screen assembly is fixedly connected into the cavity section, the filter screen assembly axially divides a filter cavity into a water supply cavity and a backflushing cavity, a communication hole is formed in the side surface of the water inlet pipe, a drainage communication hole is formed in the inner drainage pipe, a sliding communication hole is formed in the outer ring of the water supply cavity, the water inlet pipe is separated from the connecting section when the communication hole is positioned on one side of the water supply cavity, and the sliding communication hole and the drainage communication hole are staggered.

Description

A novel pipeline filters device for wheat liquid manure integration is carried
Technical Field
The invention relates to the field, in particular to a novel pipeline filtering device for integrally conveying water and fertilizer of wheat.
Background
A water and fertilizer integration technology refers to a new agricultural technology integrating irrigation and fertilization. The water and fertilizer integration is that by means of a pressure system (or a natural fall of the terrain), soluble solid or liquid fertilizer is mixed with irrigation water according to the soil nutrient content and the fertilizer requirement rule and characteristics of the crop species, water and fertilizer are supplied through a controllable pipeline system, after the water and fertilizer are fused, drip irrigation is formed through a pipeline and a dripper, and the growing area of the crop root system is infiltrated uniformly, regularly and quantitatively, so that the soil of the main root system is always kept loose and has proper water content; meanwhile, according to the characteristics of fertilizer requirement of different crops, the conditions of soil environment and nutrient content, the water requirement of the crops in different growth periods and the fertilizer requirement rule condition, the demand design of different growth periods is carried out, and the water and the nutrients are quantified at regular time and are directly provided for the crops in proportion.
Compared with the conventional fertilization, the water and fertilizer integration technology saves 50 to 70 percent of fertilizer; meanwhile, the problem of water pollution caused by excessive fertilization in facility vegetables and orchards is greatly reduced. The water and fertilizer integration technology meets the requirement of 'full eating' of crops in the key growth period through artificial quantitative regulation and control, and avoids any nutrient deficiency symptom, so that the aims of good yield and quality of the crops can be achieved in production.
Optional liquid or solid-state fertilizer of liquid manure integration, inevitable mixing has impurity when chooseing for use solid-state fertilizer, consequently, set up certain filtration system at best, if fertile with natural pond liquid or humic acid liquid, then must set up filtration system, in order to block up the pipeline and drip irrigation the shower nozzle, consequently, at the in-process that liquid manure integration was carried, it is very necessary to set up one set of filter equipment that can play fine filtration effect, current filtration system adopts the filter screen to filter, need often change or wash the filter screen, the automatic discharge of unable realization impurity, long-term not clear up leads to blockking up easily.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a novel pipeline filtering device for integrally conveying wheat water and fertilizer, which comprises a water inlet pipe, a water outlet pipe and a sliding pipe, wherein the water inlet pipe and the water outlet pipe are coaxial and have the same outer diameter, the sliding pipe is sleeved on the outer rings of the water inlet pipe and the water outlet pipe, one end of the water inlet pipe, which is close to the water outlet pipe, is closed, the sliding pipe comprises a cavity body section sleeved on the water inlet pipe and a connecting section sleeved on the water outlet pipe, the inner diameter of the connecting section is equal to the outer diameter of the water outlet pipe, the inner diameter of the cavity body section is larger than the outer diameter of the water inlet pipe so as to form a filtering cavity, one end, far away from the connecting section, of the cavity body section is in sealing fit with the water inlet pipe, the novel pipeline filtering device also comprises a closed drainage box fixedly connected with the water inlet pipe and a spring for pushing the sliding pipe to the direction of the water inlet pipe to insert the connecting section, one end, far away from the connecting section, of the cavity body section is inserted into the inner cavity of the drainage box, the utility model discloses a drainage tank, including the drainage inner tube with the sealed laminating of cavity section outer lane, the bottom of drainage tank is opened there is the drain pipe, is equipped with the drain valve on the drain pipe, the rigid coupling has the filter screen subassembly in the cavity section, and the filter screen subassembly separates the filter chamber along the axial into water supply chamber and recoil chamber, the recoil chamber sets up the one side that is close to the outlet pipe at the filter screen subassembly, and open the side of inlet tube has the intercommunicating pore, open on the drainage inner tube have with the drainage intercommunicating pore of drainage tank inner chamber intercommunication, supply water chamber outer lane to open have with the slip intercommunicating pore of drainage intercommunicating pore adaptation, the intercommunicating pore is when being located recoil chamber one side the inlet tube insert linkage segment and slip intercommunicating pore and drainage intercommunicating pore intercommunication, the intercommunicating pore is located inlet tube and linkage segment separation and slip intercommunicating pore and drainage intercommunicating pore dislocation when supplying water chamber one side.
As a preferred technical scheme of the invention, the filter screen assembly comprises a fixed filter screen and a movable filter screen, the fixed filter screen is annular, an outer ring of the fixed filter screen is fixedly connected with the cavity section, an inner ring of the fixed filter screen is fixedly connected with a sealing ring attached to an outer ring of the water inlet pipe, the movable filter screen is arranged in the water supply cavity and slides along the axial direction of the water inlet pipe, and meshes of the fixed filter screen and meshes of the movable filter screen are arranged in a staggered manner.
As a preferred technical solution of the present invention, the fixed filter screen includes a plurality of concentric fixed screen rings and fixed connecting rods connecting the fixed screen rings, the movable filter screen includes a plurality of concentric movable screen rings and movable connecting rods connecting the movable screen rings, and the movable screen rings and the fixed screen rings are arranged in a staggered manner.
As a preferable technical scheme of the invention, a stop block is fixedly connected to the outer ring of the sealing ring, and the movable filter screen is positioned between the fixed filter screen and the stop block.
As a preferred technical scheme of the invention, the drainage box further comprises an outer drainage pipe positioned on the outer ring of the inner drainage pipe, one end of the outer drainage pipe, which is close to the water outlet pipe, is fixedly connected with the inner drainage pipe through a front end blocking plate, and the other end of the outer drainage pipe is fixedly connected with the water inlet pipe through a rear end blocking plate.
In a preferred embodiment of the present invention, the communication hole is provided in plurality along a circumferential direction of the water inlet pipe.
As a preferable technical scheme of the invention, one end of the water inlet pipe close to the water outlet pipe is chamfered.
In a preferred embodiment of the present invention, the drain communication hole and the slide communication hole are each provided in plurality in the circumferential direction.
As a preferred technical scheme of the invention, the spring is sleeved on the water outlet pipe, one end of the spring is connected with the water outlet pipe, and the other end of the spring is connected with the sliding pipe.
The beneficial effects of the invention are: the invention can realize the filtration and automatic discharge of impurities in the pipeline, does not need to replace the filter screen, can effectively prevent the filter screen from being blocked, improves the filtration effect and ensures the smoothness of the pipeline and the drip irrigation nozzle.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of another aspect of the present invention;
FIG. 3 is an enlarged view of a screen assembly of the present invention;
FIG. 4 is an enlarged view of another state of the screen assembly of the present invention;
FIG. 5 is an elevation view of a fixed screen according to the present invention;
FIG. 6 is an elevational view of the movable screen of the present invention;
in the figure: 1. outlet pipe, 2, inlet tube, 3, spring, 4, slip pipe, 41, cavity section, 42, linkage segment, 5, filter screen subassembly, 51, fixed connecting rod, 52, fixed net circle, 53, sealing washer, 54, activity connecting rod, 55, activity net circle, 56, dog, 6, intercommunicating pore, 7, drainage inner tube, 8, drainage outer tube, 9, drainage intercommunicating pore, 10, slip intercommunicating pore, 11, front end closure plate, 12, rear end closure plate, 13, drain pipe, 14, drain valve.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in figures 1-6, the novel pipeline filtering device for integrally conveying the water and the fertilizer of the wheat comprises a water inlet pipe 2 and a water outlet pipe 1 which are coaxial and have the same outer diameter, and a sliding pipe 4 sleeved on the outer rings of the water inlet pipe 2 and the water outlet pipe 1.
Inlet tube 2 and supply liquid component intercommunication, outlet pipe 1 with drip irrigation the shower nozzle intercommunication, inlet tube 2 and outlet pipe 1 keep certain interval, inlet tube 2 is close to the one end of outlet pipe 1 and seals, sliding tube 4 is including the cover cavity section 41 on inlet tube 2 and the linkage segment 42 of cover on outlet pipe 1, linkage segment 42 internal diameter equals with 1 external diameter of outlet pipe to realize the sealing at here, and linkage segment 42 can slide on outlet pipe 1, and whole slip in-process can all realize sealedly.
When linkage segment 42 slides to inlet tube 2 direction, can make inlet tube 2 insert linkage segment 2 in, realize outlet pipe 1's closure, inlet tube 2 is close to the one end chamfer setting of outlet pipe 1, is convenient for insert.
Thereby cavity section 41 internal diameter is greater than inlet tube 2 external diameter and forms the filter chamber, and the one end that the linkage segment 42 was kept away from to cavity section 41 is sealed with inlet tube 2 and is laminated, makes cavity section 41 slide on inlet tube 2 and realize sealedly.
The rigid coupling has filter screen subassembly 5 in cavity section 41, and filter screen subassembly 5 separates into water supply chamber and recoil chamber with the filter chamber along the axial, the recoil chamber sets up the one side that is close to outlet pipe 1 at filter screen subassembly 5, filter screen subassembly 5 includes fixed filter screen and movable filter screen, fixed filter screen is annular and outer lane and cavity section 41 rigid coupling, the inner circle rigid coupling of fixed filter screen has the sealing washer 53 with the laminating of inlet tube 2 outer lane.
When the sliding pipe 4 slides axially, the fixed filter screen moves along with the sliding pipe 4, and the sealing ring 53 is sealed with the outer ring of the water inlet pipe 2.
The movable filter screen is also annular, the outer ring of the movable filter screen is slightly smaller than the inner diameter of the cavity body section 41, the inner ring of the movable filter screen is sleeved on the outer ring of the sealing ring 53, the movable filter screen is arranged in the water supply cavity and slides along the axial direction of the water inlet pipe 2, and when water flows from the water supply cavity to the backflushing cavity, the movable filter screen is tightly pressed on the fixed filter screen through the flow of the water flow, so that a better filtering effect is realized; when water flows from the backflushing cavity to the water supply cavity, the movable filter screen is axially separated from the fixed filter screen through the flow of the water flow, backflushing is achieved, and sundries in meshes are conveniently discharged.
The meshes of the fixed filter screen and the movable filter screen are arranged in a staggered mode, so that a better filtering effect can be achieved when the movable filter screen is tightly pressed on the fixed filter screen, and sundries in the meshes can be conveniently discharged when the movable filter screen is axially separated from the fixed filter screen.
As shown in fig. 3 to 6, the fixed filter screen includes a plurality of concentric fixed mesh rings 52 and a plurality of fixed connecting rods 51 connecting the fixed mesh rings 52, the fixed connecting rods 51 are disposed on one side of the fixed mesh rings 52 away from the movable filter screen, the fixed connecting rods 51 are radially extended and are circumferentially disposed in a plurality, the outer ends of the fixed connecting rods 51 are fixedly connected with the cavity section 41, and the inner ends of the fixed connecting rods 51 are fixedly connected with the sealing rings 53, so as to fix the fixed filter screen and the sealing rings 53.
The movable filter screen comprises a plurality of concentric movable screen rings 55 and movable connecting rods 54 connected with the movable screen rings 55, the movable connecting rods 54 are arranged on one side, far away from the fixed filter screen, of the movable screen rings 55, and the movable connecting rods 54 are radially extended and are circumferentially arranged in a plurality.
The movable net rings 55 and the fixed net rings 52 are arranged in a staggered mode, so that the movable net rings 55 can be embedded between the adjacent fixed net rings 52, meanwhile, the fixed net rings 52 are embedded between the adjacent movable net rings 55, filter meshes are reduced, and the filtering effect is enhanced.
The outer ring of sealing washer 53 is fixedly connected with dog 56, the activity filter screen is located between fixed filter screen and dog 56, plays the spacing of activity filter screen.
Still include with the inclosed drain box of inlet tube 2 rigid coupling and promote the spring 3 that makes inlet tube 2 insert linkage segment 42 with slide tube 4 to inlet tube 2 direction, spring 3 cover is on outlet pipe 1, and the one end and the outlet pipe 1 of spring 3 are connected, and the other end and the slide tube 4 of spring 3 are connected.
The one end that the linkage segment 42 was kept away from to cavity section 41 inserts in the inner chamber of drain tank, the drain tank includes the drainage inner tube 7 with the sealed laminating of cavity section 41 outer lane, the drain tank is still including the drainage outer tube 8 that is located drainage inner tube 7 outer lane, drainage outer tube 8 is close to the one end of outlet pipe 1 and passes through front end closure plate 11 and drainage inner tube 7 rigid coupling, and drainage outer tube 8 other end passes through rear end closure plate 12 and inlet tube 2 rigid coupling to constitute the inner chamber of drain tank through drainage outer tube 8, drainage inner tube 7, front end closure plate 11 and rear end closure plate 12, cavity section 41 inserts in the drain tank through the hole of drainage inner tube 7.
The bottom of the drainage box is provided with a drainage pipe 13, and the drainage pipe 13 is provided with a drainage valve 14 for draining water.
The inner drainage pipe 7 is provided with a drainage communication hole 9 communicated with the inner cavity of the drainage box, the outer ring of the water supply cavity is provided with a sliding communication hole 10 matched with the drainage communication hole 9, and the drainage communication hole 9 and the sliding communication hole 10 are both provided with a plurality of holes along the circumferential direction.
The side of the water inlet pipe 2 is provided with a communication hole 6, and the communication hole 6 is provided with a plurality of holes along the circumferential direction of the water inlet pipe 2.
As shown in fig. 1, the feed pipe 2 is inserted into the connection section 42 and the slide communication hole 10 is communicated with the drain communication hole 9 when the communication hole 6 is located at the side of the backflushing chamber.
As shown in fig. 2, the feed pipe 2 is separated from the connection segment 42 and the sliding communication hole 10 is misaligned with the drain communication hole 9 when the communication hole 6 is positioned at the side of the water supply chamber.
The use method of the invention comprises the following steps:
before irrigation, through the elasticity of spring 3, make sliding tube 4 be located as shown in fig. 1 state, intercommunicating pore 6 was located recoil chamber one side this moment, inlet tube 2 inserts linkage segment 42 and sliding intercommunicating pore 10 and drainage intercommunicating pore 9 intercommunication, when irrigation leads to water, water got into the recoil chamber through intercommunicating pore 6 of inlet tube 2, because inlet tube 2 inserted linkage segment 42 and leaded to the outlet pipe to seal, consequently rivers flowed into the water supply chamber through the recoil chamber, simultaneously through the flow of rivers with movable filter screen and fixed filter screen axial separation, realize the recoil, follow rivers with debris in the mesh and follow rivers and get into the drainage tank from sliding intercommunicating pore 10 and drainage intercommunicating pore 9, finally flow out through the drain pipe 13 of drainage tank bottom.
After backflushing for a certain time, closing the drain valve 14, sealing the inside of the drain tank, enabling the sliding pipe 4 to slide towards the direction of the drain pipe 1 by the pushing of water flow after water flow enters the drain tank, enabling the communication hole 6 to be located on one side of the water supply cavity, separating the water inlet pipe 2 from the connecting section 42 and enabling the sliding communication hole 10 to be staggered with the drain communication hole 9, enabling the water flow to enter the water supply cavity through the communication hole 6, then enabling the water flow to enter the water inlet pipe 2 from the connecting section 42 after filtering through the filter screen assembly 5, achieving irrigation, and sealing the inside of the drain tank at the moment, so that the sliding pipe 4 always keeps in the state.
Before irrigation is finished, the drain valve 14 can be opened firstly, at the moment, the drain tank is communicated with the outside, the sliding pipe 4 slides leftwards to return to the position shown in the figure 1 through the elastic force of the spring 3, so that backflushing is continuously realized, and after the backflushing is carried out for a certain time, the water pump is turned off to stop irrigation.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a novel pipeline filter equipment that is used for wheat liquid manure integration to carry which characterized in that: including coaxial and the same inlet tube (2) of external diameter and outlet pipe (1) to and cover sliding tube (4) at inlet tube (2) and outlet pipe (1) outer lane, the one end that inlet tube (2) is close to outlet pipe (1) is sealed, sliding tube (4) are including cover cavity section (41) on inlet tube (2) and overlap linkage segment (42) on outlet pipe (1), linkage segment (42) internal diameter equals with outlet pipe (1) external diameter, thereby cavity section (41) internal diameter is greater than inlet tube (2) external diameter and forms the filter chamber, cavity section (41) keep away from the one end and the inlet tube (2) sealing joint of linkage segment (42), still include with the inclosed drainage box of inlet tube (2) rigid coupling and with sliding tube (4) to inlet tube (2) direction promotion make inlet tube (2) insert spring (3) of linkage segment (42), cavity section (41) keep away from the one end of linkage segment (42) and insert in the inner chamber of drainage box, drainage box includes inner tube (7) with the sealed joint of inlet tube (41) outer lane, the opening of drainage box of recoil drainage box has drainage box (13), filter screen assembly (13) and filter chamber (13) are equipped with drainage pipe (5) on the drainage box, filter chamber (13) and filter screen assembly (13) are followed axial drainage pipe (5) on drain water drainage pipe (5), the recoil chamber sets up in one side that filter screen subassembly (5) is close to outlet pipe (1), and open the side of inlet tube (2) has intercommunicating pore (6), open drainage intercommunicating pore (9) with the drainage tank inner chamber intercommunication on drainage inner tube (7), supply water chamber outer lane to open and have slip intercommunicating pore (10) with drainage intercommunicating pore (9) adaptation, inlet tube (2) insert linkage segment (42) and slip intercommunicating pore (10) and drainage intercommunicating pore (9) intercommunication when intercommunicating pore (6) are located recoil chamber one side, inlet tube (2) and linkage segment (42) separation and slip intercommunicating pore (10) and drainage intercommunicating pore (9) dislocation when intercommunicating pore (6) are located supply water chamber one side.
2. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: filter screen subassembly (5) are including fixed filter screen and activity filter screen, fixed filter screen is annular and outer lane and cavity section (41) rigid coupling, the inner circle rigid coupling of fixed filter screen has sealing washer (53) with inlet tube (2) outer lane laminating, the setting of activity filter screen is just along inlet tube (2) endwise slip in the water supply intracavity, the mesh of fixed filter screen and the mesh dislocation set of activity filter screen.
3. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 2, is characterized in that: the fixed filter screen comprises a plurality of concentric fixed net rings (52) and fixed connecting rods (51) connected with the fixed net rings (52), the movable filter screen comprises a plurality of concentric movable net rings (55) and movable connecting rods (54) connected with the movable net rings (55), and the movable net rings (55) and the fixed net rings (52) are arranged in a staggered mode.
4. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 2, is characterized in that: the outer ring of sealing washer (53) rigid coupling has dog (56), movable filter screen is located between fixed filter screen and dog (56).
5. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: the drainage box is characterized by further comprising a drainage outer pipe (8) located on the outer ring of the drainage inner pipe (7), wherein one end, close to the water outlet pipe (1), of the drainage outer pipe (8) is fixedly connected with the drainage inner pipe (7) through a front end blocking plate (11), and the other end of the drainage outer pipe (8) is fixedly connected with the water inlet pipe (2) through a rear end blocking plate (12).
6. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: the communication holes (6) are arranged in a plurality along the circumferential direction of the water inlet pipe (2).
7. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: one end of the water inlet pipe (2) close to the water outlet pipe (1) is chamfered.
8. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: the drainage communication holes (9) and the sliding communication holes (10) are arranged in a plurality along the circumferential direction.
9. The novel pipeline filtering device for the water and fertilizer integrated conveying of the wheat according to claim 1, is characterized in that: the water outlet pipe (1) is sleeved with the spring (3), one end of the spring (3) is connected with the water outlet pipe (1), and the other end of the spring (3) is connected with the sliding pipe (4).
CN202210883831.2A 2022-07-26 2022-07-26 A novel pipeline filters device for wheat liquid manure integration is carried Pending CN115300989A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210883831.2A CN115300989A (en) 2022-07-26 2022-07-26 A novel pipeline filters device for wheat liquid manure integration is carried

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210883831.2A CN115300989A (en) 2022-07-26 2022-07-26 A novel pipeline filters device for wheat liquid manure integration is carried

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Publication Number Publication Date
CN115300989A true CN115300989A (en) 2022-11-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210883831.2A Pending CN115300989A (en) 2022-07-26 2022-07-26 A novel pipeline filters device for wheat liquid manure integration is carried

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201011803D0 (en) * 2010-07-14 2010-08-25 Nagi Balvinder S Fluid fliter
CN106669255A (en) * 2016-11-16 2017-05-17 扬州翠佛堂珠宝有限公司 Backwashing pipeline filter
CN213347989U (en) * 2020-08-04 2021-06-04 日丰企业(佛山)有限公司 Back-washing pre-filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201011803D0 (en) * 2010-07-14 2010-08-25 Nagi Balvinder S Fluid fliter
CN106669255A (en) * 2016-11-16 2017-05-17 扬州翠佛堂珠宝有限公司 Backwashing pipeline filter
CN213347989U (en) * 2020-08-04 2021-06-04 日丰企业(佛山)有限公司 Back-washing pre-filter

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