CN213643311U

CN213643311U - Pre-filter for drip irrigation

Info

Publication number: CN213643311U
Application number: CN202022373670.1U
Authority: CN
Inventors: 徐长华
Original assignee: Langfang Wusheng Tianhua Landscape Engineering Co ltd
Current assignee: Langfang Wusheng Tianhua Landscape Engineering Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-09
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a pre-filter for drip irrigation in the technical field of filtering devices, which comprises a filter cover and a filter tube, one side of the filter pipe is provided with an opening which is movably connected with a filter cover, one end of the filter cover far away from the filter pipe is provided with a water inlet, the water inlet is connected with the water inlet pipe, the inner cavity of one side of the filter cover connected with the filter pipe is provided with a first limiting block along the circumference, the outer side of the first limiting block is movably embedded with a negative ion pressurizing net, the inner cavity at one side of the filter tube connected with the filter cover is provided with a second limiting block along the circumference, the second stopper has inlayed filter equipment, the filter equipment left side is equipped with the spacing buckle that matches with the second stopper, and the filter tube inner chamber is located to the filter equipment other end, the utility model discloses generous practicality can assist and improve work efficiency, and technical scheme is simple, has better prospect and economic benefits from design and production angle.

Description

Pre-filter for drip irrigation

Technical Field

The utility model relates to a leading filter equipment technical field specifically is a leading filter of drip irrigation.

Background

Leading filter is the first coarse filtration equipment to the water of whole house, leading filter generally installs the front end at the pipeline, can filter the large particle material such as silt, rust, worm's ovum, red worm in the running water through leading filter, leading filter is secondary pollution's gram star, is a reliable impurity filtering device, however the filter in prior art washs very inconveniently, clearance after the pollutant piles up in use is also relatively inconvenient, in order to solve the above-mentioned problem, we provide a leading filter of drip irrigation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a leading filter of irrigation drips to solve the clearance problem after the filter pollutant that provides among the above-mentioned background art piles up.

In order to achieve the above object, the utility model provides a following technical scheme: the pre-filter for drip irrigation comprises a filter cover and a filter tube, wherein one side of the filter tube is provided with an opening movably connected with the filter cover, one end of the filter cover, which is far away from the filter tube, is provided with a water inlet, the water inlet is connected with a water inlet tube, a first limiting block is arranged in an inner cavity at one side of the filter cover, which is connected with the filter tube, along the circumference, the outer side of the first limiting block is movably embedded with a negative ion pressurizing net, a second limiting block is arranged in an inner cavity at one side of the filter tube, along the circumference, the second limiting block is embedded with a filter device, the left side of the filter device is provided with a limiting buckle matched with the second limiting block, the other end of the filter device is arranged in the inner cavity of the filter tube, the right side of the limiting buckle is provided with a scraping, the sewage collecting tank is characterized in that a sewage discharge pipe is arranged at the lower end of the sewage collecting tank, the sewage discharge pipe is provided with an opening movably connected with a sealing cap, a water outlet is formed in one end, away from the filter cover, of the filter pipe, and the water outlet is connected with a water discharge pipe.

Preferably, the negative ion supercharging net is provided with a plurality of Venturi holes.

Preferably, the outer wall of an opening at one side of the filter pipe connected with the filter cover is provided with an external thread, and the inner cavity of the filter cover is provided with an internal thread matched with the external thread.

Preferably, the outer wall of the opening of the sewage draining pipe is provided with an external thread, and the inner cavity of the sealing cap is provided with an internal thread matched with the external thread.

Preferably, the water outlet is provided with a time period recording module.

Preferably, the upper end of the sewage collection tank is provided with an anti-backflow filter screen in the inner cavity of the filter pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install anion supercharging net additional in inlet tube department, when rivers continuously pass through, the air is inhaled from venturi hole ceaselessly, contains abundant oxygen ion in the rivers, when aerifing, has the sound that a bit rivers and air hit mutually, and when the water column jetted out from the water sheet, the oxygen ion bubble had occupied the inner space of water column, helped clearing up the pollutant that adheres to on filter equipment.

2. The utility model discloses be equipped with the anti-backflow filter screen bottom the filter tube, can filter the pollutant to the dirty groove of collection through the anti-backflow filter screen through water pressure, then clear up the pollutant through taking off the sealing cap.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a filter; 2. a filter cover; 21. a water inlet; 22. a first limiting block; 3. a water inlet pipe; 4. a negative ion pressurizing net; 41. a Venturi hole; 5. a filter tube; 51. a backflow prevention filter screen; 52. a sewage collecting tank; 53. a blow-off pipe; 54. a sealing cap; 55. a second limiting block; 6. a filtration device; 61. a limiting buckle; 62. a scraping and brushing module; 63. a filtration module; 64. a central tube; 7. a time period recording module; 8. a water outlet; 9. and a water discharge pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the pre-filter for drip irrigation comprises a filter cover 2 and a filter tube 5, wherein one side of the filter tube 5 is provided with an opening movably connected with the filter cover 2, one end of the filter cover 2, which is far away from the filter tube 5, is provided with a water inlet 21, the water inlet 21 is connected with a water inlet tube 3, a first limiting block 22 is arranged in the inner cavity of one side of the filter cover 2, which is connected with the filter tube 5, along the circumference, the outer side of the first limiting block 22 is movably embedded with a negative ion boosting net 4, a second limiting block 55 is arranged in the inner cavity of one side of the filter tube 5, which is connected with the filter cover 2, along the circumference, the second limiting block 55 is embedded with a filter device 6, the left side of the filter device 6 is provided with a limiting buckle 61 matched with the second limiting block 55, the other end of the filter device 6 is arranged in the inner, the filter module 63 is used for filtering particulate matters such as rust silt in tap water, and the inner cavity of the filter module 63 is provided with a central tube 64, the central tube 64 is used for conveying filtered tap water, the lower end of the filter tube 5 is provided with a sewage collecting groove 52, the lower end of the sewage collecting groove 52 is provided with a sewage discharge pipe 53, the sewage discharge pipe 53 is provided with an opening movable connection sealing cap 54, one end of the filter tube 5, which is far away from the filter cover 2, is provided with a water outlet 8, and the water outlet 8 is connected with a water discharge pipe 9.

Referring to fig. 1, the negative ion pressure increasing net 4 is observed to be provided with a plurality of venturi holes 41, the venturi holes 41 are the prior art, when water flow continuously passes through, air is continuously sucked from the venturi holes 41, the water flow contains rich oxygen ions, when air is inflated, a little of sound that the water flow and the air collide with each other is generated, when the water column is ejected from the water outlet sheet, oxygen ion bubbles occupy the inner space of the water column, and the water column is helpful for cleaning pollutants attached to the filtering device 6.

Referring to fig. 1, the outer wall of the opening at one side of the filter pipe 5 connected with the filter cover 2 is provided with an external thread, and the inner cavity of the filter cover 2 is provided with an internal thread matched with the external thread. The outer wall of the opening of the drain pipe 53 is provided with an external thread, and the inner cavity of the sealing cap 54 is provided with an internal thread matched with the external thread.

Referring to fig. 1, the drainage port 8 is provided with a time period recording module 7, and the time period recording module 7 is a conventional technology and is used for recording time to ensure that the pre-filter is periodically cleaned.

Referring to fig. 1, an anti-reverse flow filter screen 51 is disposed at the upper end of the dirt collection tank 52 in the inner cavity of the filter tube 5, and the anti-reverse flow filter screen 51 is a conventional one, so that impurities and contaminants do not flow back to the inner cavity of the filter tube 5 after being filtered in the dirt collection tank 52.

The working principle is as follows: in use, when the water inlet pipe 3 is inserted into the water inlet 21, the water flows into the filter pipe 5 through the negative ion supercharging net 4 after entering from the water inlet, when the water flows continuously pass through, air is continuously sucked from the Venturi hole 41, the water flows contain rich oxygen ions, when the water is inflated, a sound that the water flow and the air collide with each other is generated, when the water column is ejected from the water outlet sheet, the oxygen ion bubbles occupy the inner space of the water column, which is helpful for cleaning the pollutant attached to the filter device 6, when the water flows are repeatedly filtered by the filter device, the water flows are discharged into the drain pipe 9 from the water outlet 8, the impurity and the pollutant filtered by the filter device 6 are filtered to the sewage collecting tank 52 through the anti-backflow filter screen 51, and constructors can regularly open the sealing cap 54 for cleaning, thereby completing the whole work flow, the utility model discloses a great and practical device can assist in improving the work efficiency, the technical scheme is simple, and the method has better prospect and economic benefit from the design and production perspective.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Drip irrigation prefilter, said filter (1) comprising a filter cover (2) and a filter tube (5), characterized in that: the device is characterized in that one side of the filter tube (5) is provided with an opening movably connected with a filter cover (2), one end, far away from the filter tube (5), of the filter cover (2) is provided with a water inlet (21), the water inlet (21) is connected with a water inlet tube (3), an inner cavity at one side, connected with the filter tube (5), of the filter cover (2) is provided with a first limiting block (22) along the circumference, the outer side of the first limiting block (22) is movably embedded with a negative ion boosting net (4), an inner cavity at one side, connected with the filter cover (2), of the filter tube (5) is provided with a second limiting block (55) along the circumference, the second limiting block (55) is embedded with a filter device (6), the left side of the filter device (6) is provided with a second limiting buckle (61) matched with the second limiting block (55), the other end of the filter device (6, scrape brush module (62) inner chamber and be equipped with filter module (63), filter module (63) inner chamber is equipped with center tube (64), filter tube (5) lower extreme is equipped with collection dirt groove (52), collection dirt groove (52) lower extreme is equipped with blow off pipe (53), blow off pipe (53) are equipped with opening swing joint sealing cap (54), the one end that filter tube (5) kept away from filter lid (2) is equipped with outlet (8), drain pipe (9) are connected in outlet (8).

2. A drip irrigation prefilter according to claim 1 wherein: the negative ion supercharging net (4) is provided with a plurality of Venturi holes (41) when observed.

3. A drip irrigation prefilter according to claim 1 wherein: the filter is characterized in that an external thread is arranged on the outer wall of an opening at one side, connected with the filter cover (2), of the filter pipe (5), and an internal thread matched with the external thread is arranged in the inner cavity of the filter cover (2).

4. A drip irrigation prefilter according to claim 1 wherein: the outer wall of the opening of the sewage discharge pipe (53) is provided with an external thread, and the inner cavity of the sealing cap (54) is provided with an internal thread matched with the external thread.

5. A drip irrigation prefilter according to claim 1 wherein: the water outlet (8) is provided with a time period recording module (7).

6. A drip irrigation prefilter according to claim 1 wherein: an anti-backflow filter screen (51) is arranged at the upper end of the sewage collecting groove (52) in the inner cavity of the filter tube (5).