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CN-224207515-U - Detachable negative pressure filter equipment

CN224207515UCN 224207515 UCN224207515 UCN 224207515UCN-224207515-U

Abstract

The utility model relates to the technical field of negative pressure filters and discloses a detachable negative pressure filtering device which comprises a device cavity, a liquid inlet component, a filtering component and a liquid outlet component, wherein the liquid inlet component is detachably arranged at the top of the device cavity and used for conveying liquid to be filtered into the device cavity, the filtering component is detachably connected with the liquid inlet component and is arranged in the device cavity and used for filtering impurities in the liquid, and the liquid outlet component is detachably arranged at the bottom of the device cavity and used for outputting the filtered liquid in the device cavity. The utility model provides a detachable negative pressure filter device, which not only effectively reduces the difficulty of the whole maintenance of the device, but also effectively reduces the use cost of the whole device and prolongs the service life of the whole device.

Inventors

  • QIU ZHENZHOU

Assignees

  • 惠州裘氏五金塑胶有限公司

Dates

Publication Date
20260508
Application Date
20250509

Claims (9)

  1. 1. A removable negative pressure filtration device, comprising: a device cavity (100); the liquid inlet component (200) is detachably arranged at the top of the device cavity (100) and is used for conveying liquid to be filtered into the device cavity (100); The filtering component (300) is detachably connected with the liquid inlet component (200), is arranged in the device cavity (100) and is used for filtering impurities in liquid; the liquid outlet component (400) is detachably arranged at the bottom of the device cavity (100) and is used for outputting filtered liquid in the device cavity (100); The filter assembly (300) comprises a filter frame (310) detachably connected with the liquid inlet assembly (200) and arranged in the device cavity (100), and a filter screen (320) arranged at the bottom of the filter frame (310).
  2. 2. The detachable negative pressure filtering device according to claim 1, wherein the filtering frame (310) comprises a filtering frame body (311) detachably connected with the liquid inlet component (200), a filtering liquid inlet (312) communicated with the liquid inlet component (200) and arranged at the top of the filtering frame body (311), a liquid inlet baffle (313) corresponding to the filtering liquid inlet (312) and arranged on the filtering frame body (311), and a drain outlet (314) connected with the bottom of the filtering screen (320) and arranged at the bottom of the filtering frame body (311).
  3. 3. The detachable negative pressure filter device of claim 2, wherein the filter frame (310) further comprises a drainage plate (315) detachably installed inside the filter frame body (311) corresponding to the top of the liquid inlet partition plate (313), and the drainage plate (315) is an arc-shaped drainage plate structure with a center point positioned adjacent to one side of the liquid inlet partition plate (313).
  4. 4. The removable negative pressure filtration device of claim 1, wherein the filter screen (320) is a one-way filter screen structure having a high side adjacent to the liquid inlet assembly (200) and a low side remote from the liquid inlet assembly (200).
  5. 5. The detachable negative pressure filtration device of claim 1, wherein the liquid inlet assembly (200) comprises a liquid inlet mounting seat (210) detachably mounted on the top of the device cavity (100), a liquid inlet pipe (220) communicated with the liquid inlet mounting seat (210), and a liquid inlet sealing ring (230) arranged between the liquid inlet mounting seat (210) and the device cavity (100).
  6. 6. The detachable negative pressure filter device according to claim 5, wherein the liquid inlet mounting seat (210) comprises a mounting seat body (211), and a mounting limit groove (212) arranged on the mounting seat body (211) for mounting connection of the filter assembly (300).
  7. 7. The detachable negative pressure filtration device of claim 1, wherein the liquid outlet assembly (400) comprises a liquid outlet mounting seat (410) detachably mounted at the bottom of the device cavity (100), a liquid outlet pipe (420) communicated with the liquid outlet mounting seat (410), and a liquid outlet sealing ring (430) arranged between the liquid outlet mounting seat (410) and the device cavity (100).
  8. 8. The detachable negative pressure filtration device of claim 1, wherein the device cavity (100) comprises a device cavity body (110), a cavity top cover (120) detachably mounted on top of the device cavity body (110), and a top cover sealing ring (130) disposed on the cavity top cover (120).
  9. 9. The removable negative pressure filtration device of claim 1, further comprising a drain assembly (500) in communication with the bottom of the filtration assembly (300) and removably attached to the bottom of the device cavity (100), wherein, The blowdown subassembly (500) including detachable install in blowdown mount pad (510) of device cavity (100) bottom, with filter module (300) bottom intercommunication, install in first blow off pipe (520) on blowdown mount pad (510), with device cavity (100) outside intercommunication, install in second blow off pipe (530) on blowdown mount pad (510), and set up in blowdown mount pad (510) with blowdown sealing washer (540) between device cavity (100).

Description

Detachable negative pressure filter equipment Technical Field The utility model relates to the technical field of negative pressure filters, in particular to a detachable negative pressure filter device. Background The negative pressure filter is a device for realizing a filtering function by using negative pressure as a driving force, and is commonly used in the fields of machining, automobile manufacturing, aerospace, medical treatment, daily life and the like. In the industry of ornamental fish culture, a negative pressure filter is generally required to filter and remove impurities from culture water, so that the culture water can reach the standard of ornamental fish culture. In the prior art, the negative pressure filter applied to ornamental fish culture is of an integrated structure, when part of the structure in the equipment is damaged, the problems of difficult internal maintenance and high maintenance difficulty exist, and when the damaged part of the equipment cannot be maintained, the whole equipment can be only processed by scrapping, so that the whole equipment is high in use and maintenance cost and short in service life. Disclosure of utility model In order to solve the defects in the prior art, the utility model provides the detachable negative pressure filtering device, which is formed by assembling the device cavity, the liquid inlet component, the filtering component and the liquid outlet component, wherein all parts of the device cavity, the liquid inlet component, the filtering component and the liquid outlet component can be freely detached, when part of the structure in the device is damaged, the damaged part can be independently detached for maintenance or replacement, so that the difficulty of overall maintenance of the device is effectively reduced, and compared with equipment which needs to be scrapped after the device is damaged, the overall use cost of the device is effectively reduced, and the overall service life of the device is prolonged. The technical effects to be achieved by the utility model are realized by the following technical aspects: The utility model provides a detachable negative pressure filter device, comprising: A device cavity; the liquid inlet component is detachably arranged at the top of the device cavity and is used for conveying liquid to be filtered into the device cavity; the filtering component is detachably connected with the liquid inlet component and is arranged in the device cavity and used for filtering impurities in the liquid; and the liquid outlet component is detachably arranged at the bottom of the device cavity and is used for outputting filtered liquid in the device cavity. As one preferable scheme, the filtering component comprises a filtering frame detachably connected with the liquid inlet component and arranged in the device cavity, and a filtering screen arranged at the bottom of the filtering frame. As one preferable scheme, the filter frame comprises a filter frame body detachably connected with the liquid inlet component, a filter liquid inlet which is communicated with the liquid inlet component and is formed in the top of the filter frame body, a liquid inlet baffle which corresponds to the filter liquid inlet and is arranged on the filter frame body, and a drain outlet which is connected with the bottom of the filter screen and is arranged at the bottom of the filter frame body. As one preferable scheme, the filter frame further comprises a drainage plate which corresponds to the top of the liquid inlet partition plate and is detachably arranged in the filter frame body, and the drainage plate is an arc-shaped drainage plate structure with a central point positioned adjacent to one side of the liquid inlet partition plate. As one preferable scheme, the filter screen is of a one-way filter screen structure with a high side close to the liquid inlet component and a low side far away from the liquid inlet component. As one preferable scheme, the liquid inlet assembly comprises a liquid inlet installation seat detachably arranged at the top of the device cavity, a liquid inlet pipe communicated with the liquid inlet installation seat, and a liquid inlet sealing ring arranged between the liquid inlet installation seat and the device cavity. As one preferable scheme, the liquid inlet installation seat comprises an installation seat body and an installation limiting groove which is arranged on the installation seat body and used for installation connection of the filter assembly. As one preferable scheme, the liquid outlet assembly comprises a liquid outlet mounting seat detachably arranged at the bottom of the cavity of the device, a liquid outlet pipe communicated with the liquid outlet mounting seat, and a liquid outlet sealing ring arranged between the liquid outlet mounting seat and the cavity of the device. As one preferable scheme, the device cavity comprises a device cavity body, a cavity top cover detachably arranged at the