CN218130313U

CN218130313U - Coarse filtering device for wastewater pretreatment

Info

Publication number: CN218130313U
Application number: CN202222043178.7U
Authority: CN
Inventors: 张裕晖; 宋剑锋; 崔鑫; 杨彬; 高旭
Original assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Current assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-12-27
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a coarse filtration device for pretreatment of waste water, which comprises an outer shell, the shell comprises last casing and lower casing, it is equipped with the inlet tube to go up the casing top, casing bottom is equipped with the outlet pipe down, go up casing and lower casing and pile up and place and circular coincidence, be equipped with in the shell and strain a section of thick bamboo, it is open structure to strain a section of thick bamboo top, it all is equipped with a plurality of filtration pores to strain a section of thick bamboo outer wall and lower wall, the utility model relates to a waste water treatment technology field, this device compact structure strains a section of thick bamboo through the setting, can make waste water directly get into after the inlet tube gets into and strain the section of thick bamboo in, under the effect of filtration pore, waste water flows to the shell and is discharged by the outlet pipe, and large granule impurity then remains straining inside, need not follow-up to carry out artifical the collection to impurity, be convenient for follow-up to the processing of impurity, and when needing the dismouting, only need pull up to accomplish the dismantlement of straining a section of thick bamboo, simplify the operation step, brought the convenience for people's use.

Description

Preliminary filtration device for pretreatment of wastewater

Technical Field

The utility model relates to a waste water treatment technical field specifically is a preliminary filtration device for waste water pretreatment.

Background

Along with the improvement of living standard, the emission of waste water is also more and more, and waste water mainly divide into domestic waste water and industrial waste water, in order to improve the cyclic utilization of water resource, often need to put into operation again after handling waste water.

Need get rid of the large granule impurity in the waste water through filtering before waste water treatment, but after long-time filtration, a large amount of impurity can be piled up on the filter screen surface, influences follow-up filter effect, needs carry out the dismouting clearance to the filter screen this moment, but current filter screen dismouting process is comparatively loaded down with trivial details, and impurity distribution is in each position of filter screen, and the clearance is collected in inconvenient unification, influences cleaning efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a preliminary treatment of waste water is with colating device has solved the inconvenient dismouting of current filter screen, and needs the manual work to carry out the problem collected to rubbish impurity.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a coarse filtration device for pretreatment of waste water, includes the shell, the shell comprises last casing and lower casing, it is equipped with the inlet tube to go up the casing top, the casing bottom is equipped with the outlet pipe down, go up casing and lower casing and pile up and place and the coincidence of centre of a circle, be equipped with in the shell and strain a section of thick bamboo, it is open structure to strain a section of thick bamboo top, it all is equipped with a plurality of filtration pores to strain outer wall and lower wall, go up shells inner wall with strain an upper end edge and support tightly each other, strain a section of thick bamboo with be equipped with locating component down between the casing.

Preferably, the positioning assembly comprises a pair of support plates arranged on two sides of the inner wall of the lower shell, a pair of connecting plates are detachably arranged on two sides of the filter cylinder, a positioning plate is arranged on one side of each connecting plate, a positioning groove is formed in each positioning plate, and a positioning rod matched with the positioning groove is arranged on each support plate.

Preferably, the connection plate is connected to the cartridge side wall by a screw.

Preferably, the upper end of the filter cylinder is provided with a rubber ring along the circumferential direction.

Preferably, the bottom of the upper shell is provided with an upper annular plate along the circumferential direction, the top of the lower shell is provided with a lower annular plate along the circumferential direction, and the upper annular plate is connected with the lower annular plate through a plurality of bolts.

Preferably, the bottom of the bolt is screwed with a nut.

Advantageous effects

The utility model discloses a preliminary treatment of waste water is with colating device possesses following beneficial effect: this device compact structure strains a section of thick bamboo through the setting, can make waste water get into directly after getting into by the inlet tube and strain a section of thick bamboo in, under the effect of filtration pore, waste water flows to the shell in and is discharged by the outlet pipe, and large granule impurity then remains straining inside a section of thick bamboo, need not follow-up manual collection to impurity, be convenient for follow-up processing to impurity, and when needing the dismouting, only need pull down the upper housing, pull the dismantlement of straining a section of thick bamboo to the upward lift, the simplified operation step, the use of giving people has brought conveniently.

Drawings

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

Fig. 2 is a schematic top sectional view of the present invention.

In the figure: 1. an upper housing; 2. a lower housing; 3. a water inlet pipe; 4. a water outlet pipe; 5. a filter cartridge; 6. filtering holes; 7. a support plate; 8. a connecting plate; 9. positioning a groove; 10. positioning a rod; 11. a screw; 12. a rubber ring; 13. an upper ring plate; 14. a lower ring plate; 15. a bolt; 16. a nut; 17. and (7) positioning the plate.

Detailed Description

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

Referring to fig. 1-2, the present invention provides a technical solution: a rough filtering device for wastewater pretreatment comprises a shell, wherein the shell consists of an upper shell 1 and a lower shell 2, a water inlet pipe 3 is arranged at the top of the upper shell 1, a water outlet pipe 4 is arranged at the bottom of the lower shell 2, the upper shell 1 and the lower shell 2 are stacked and arranged with the centers of circles coinciding, a filter cartridge 5 is arranged in the shell, an open structure is arranged above the filter cartridge 5, a plurality of filter holes 6 are formed in the outer wall and the lower wall of the filter cartridge 5, the edges of the upper end of the upper shell 1 and the upper end of the filter cartridge 5 are mutually abutted, and a positioning assembly is arranged between the filter cartridge 5 and the lower shell 2; the positioning assembly comprises a pair of support plates 7 arranged on two sides of the inner wall of the lower shell 2, a pair of connecting plates 8 are detachably arranged on two sides of the filter cartridge 5, a positioning plate 17 is arranged on one side of each connecting plate 8, a positioning groove 9 is formed in each positioning plate 17, and a positioning rod 10 matched with each positioning groove 9 is arranged on each support plate 7; the connecting plate 8 is connected with the side wall of the filter cartridge 5 through a screw 11; the upper end of the filter cylinder 5 is provided with a rubber ring 12 along the circumferential direction; an upper annular plate 13 is arranged at the bottom of the upper shell 1 along the circumferential direction, a lower annular plate 14 is arranged at the top of the lower shell 2 along the circumferential direction, and the upper annular plate 13 is connected with the lower annular plate 14 through a plurality of bolts 15; the bottom of the bolt 15 is screwed with a nut 16.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): when the garbage filter cartridge is in operation, waste water enters the filter cartridge 5 through the water inlet pipe 3, garbage impurities are blocked in the filter cartridge 5 through the filter holes 6, and the waste water flows outwards from the filter cartridge 5 to the lower housing 2 and is finally discharged through the water outlet pipe 4;

when the filter cartridge 5 needs to be cleaned, the bolt 15 and the nut 16 are detached from the upper annular plate 13 and the lower annular plate 14, the upper shell 1 can be taken down above the lower shell 2, the filter cartridge 5 can be taken out in the lower shell 2 by lifting the filter cartridge 5 upwards, and impurities inside the filter cartridge can be cleaned, during installation, the pair of positioning grooves 9 are aligned to the pair of positioning rods 10, the filter cartridge 5 moves downwards until the lower wall of the positioning plates is lapped above the supporting plate 7, then the upper shell 1 is fixed above the lower shell 2, and the inner wall of the upper shell 1 and the rubber ring 12 on the outer edge of the upper end of the filter cartridge 5 are abutted against each other, so that installation is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. The utility model provides a coarse filtration device for pretreatment of waste water, includes the shell, the shell comprises last casing (1) and lower casing (2), it is equipped with inlet tube (3) to go up casing (1) top, casing (2) bottom is equipped with outlet pipe (4) down, a serial communication port, it stacks up and places and the coincidence of centre of a circle to go up casing (1) and lower casing (2), be equipped with in the shell and strain a section of thick bamboo (5), it is open structure to strain a section of thick bamboo (5) top, it all is equipped with a plurality of filtration pores (6) to strain a section of thick bamboo (5) outer wall and lower wall, go up casing (1) inner wall with it supports tightly each other to strain a section of thick bamboo (5) upper end edge, strain a section of thick bamboo (5) with be equipped with locating component down between casing (2).

2. A rough filtering device for wastewater pretreatment according to claim 1, wherein the positioning assembly comprises a pair of support plates (7) disposed at two sides of the inner wall of the lower housing (2), a pair of connecting plates (8) are detachably mounted at two sides of the filter cartridge (5), a positioning plate (17) is mounted at one side of the connecting plates (8), a positioning slot (9) is formed on the positioning plate (17), and a positioning rod (10) matched with the positioning slot (9) is disposed on the support plate (7).

3. A straining device for pretreatment of waste water, according to claim 2, characterized in that the connection plate (8) is connected with the side wall of the filter cartridge (5) by means of screws (11).

4. A strainer for pretreatment of wastewater according to claim 3, characterized in that the upper end of the filter cartridge (5) is provided with a rubber ring (12) in a circumferential direction.

5. A coarse filter arrangement for pretreatment of waste water according to claim 2, characterized in that the bottom of the upper casing (1) is provided with an upper ring plate (13) along the circumferential direction, the top of the lower casing (2) is provided with a lower ring plate (14) along the circumferential direction, and the upper ring plate (13) and the lower ring plate (14) are connected by a plurality of bolts (15).

6. A strainer for pretreatment of waste water according to claim 5, characterized in that a nut (16) is screwed to the bottom of the bolt (15).