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CN-224207532-U - Quick-opening horizontal low-resistance filter

CN224207532UCN 224207532 UCN224207532 UCN 224207532UCN-224207532-U

Abstract

The utility model discloses a quick-opening horizontal low-resistance filter, which comprises a mounting shell, wherein a filter element is arranged in the mounting shell, a water inlet valve is arranged at the top of the mounting shell, a water outlet valve is arranged at one side of the mounting shell, a cover plate is fixedly connected to the other side of the mounting shell, and the quick-opening horizontal low-resistance filter further comprises a back flushing device. The utility model relates to the technical field of filters, which is characterized in that the excessive pressure of a water inlet position of an internal filter element of a mounting shell is determined by the cooperation of a pressure gauge, a sewage valve and a flushing valve and by observing the reading of the pressure gauge on a cover plate, at the moment, a worker closes a water inlet valve and a water outlet valve and opens the sewage valve and the flushing valve, cleaning water enters the mounting shell through the flushing valve under the driving of a pump body, the filter element is cleaned, and the cleaned sewage is discharged through the sewage valve, so that the frequent replacement of the filter element by the worker is avoided, and the service life of a filtering device is shortened.

Inventors

  • XUE CHUNHAI
  • LIU ZHENG
  • ZHANG JIANXUE

Assignees

  • 新乡市科瑞达过滤净化技术有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (5)

  1. 1. The quick-opening horizontal low-resistance filter comprises an installation shell (1) and is characterized in that a filter element (11) is installed in the installation shell (1), a water inlet valve (12) is installed at the top of the installation shell (1), a water outlet valve (13) is installed on one side of the installation shell (1), a cover plate (14) is fixedly connected to the other side of the installation shell (1), and the quick-opening horizontal low-resistance filter further comprises: the back flushing device (2) is arranged at the bottom of the installation shell (1); the fixing device (3) is arranged on the outer wall of the cover plate (14); The limiting device (4) is arranged on the outer wall of the filter element (11); the filter element (11) is cleaned through the back flushing device (2), the fixing device (3) ensures that the back flushing device (2) is stable in working, and the limiting device (4) ensures that the filter element (11) is stable in working.
  2. 2. The quick-open horizontal low resistance filter according to claim 1, wherein the back flushing device (2) comprises: The pressure gauge (21) is fixedly connected to the outer wall of the cover plate (14); The sewage valve (22) is fixedly connected to one side of the bottom of the installation shell (1); The flushing valve (23) is fixedly connected to the rear part of one side, far away from the sewage valve (22), of the bottom of the installation shell (1); the paddle board (24) is fixedly connected with the outer wall of the filter element (11); An auxiliary cleaning device (25) which is installed inside the filter element (11); The filter element (11) is cleaned through the sewage valve (22) and the flushing valve (23), whether the filter element (11) is cleaned or not is judged by observing the air pressure inside the installation shell (1) through the pressure gauge (21), and the paddle board (24) drives the filter element (11) to rotate so that the auxiliary cleaning device (25) cleans the inner wall of the filter element (11).
  3. 3. A quick-open horizontal low resistance filter according to claim 2, wherein the auxiliary cleaning device (25) comprises: a cleaning brush (251) attached to the inner wall of the filter element (11); The driving rod (252) is fixedly connected to the outer wall of the cleaning brush (251), and one side close to the cover plate (14) penetrates through the cover plate (14) through the sealing bearing; Wherein, through the cooperation of cleaning brush (251) and actuating lever (252), wash the inner wall of filter core (11).
  4. 4. A quick-opening horizontal low resistance filter according to claim 3, wherein the fixing means (3) comprises: A fixed block (31) fixedly connected to one side of the driving rod (252) extending to the outside of the cover plate (14); the inserting rod (32) is inserted into the inner wall of the fixed block (31); The fixed seat (33) is fixedly connected to the outer wall of the cover plate (14) and sleeved on the outer wall of the inserted link (32); a spring (34) which is abutted between the fixed seat (33) and the inserted link (32); The pull rod (35) is fixedly connected to the bottom of the inserted link (32) and is inserted into the inner wall of the spring (34), and the outer wall of the pull rod is movably connected to the inner wall of the fixed seat (33); The inserting rod (32) is inserted into the inner wall of the fixed block (31) through the cooperation of the spring (34) and the fixed seat (33), the driving rod (252) is fixed, and the pull rod (35) drives the inserting rod (32) to move.
  5. 5. The quick-opening horizontal low-resistance filter according to claim 1, wherein the limiting device (4) comprises: The baffle plate (41) is fixedly connected to the inner wall of the installation shell (1); The limiting ring (42) is rotationally connected to the outer wall of the filter element (11) through a sealing bearing and is fixedly connected to the inner wall of the installation shell (1) through a bolt; The limiting strip (43) is fixedly connected to the outer wall of the limiting ring (42) and is in sliding clamping connection with the inner wall of the mounting shell (1); A sealing gasket (44) abutted between the baffle plate (41) and the limiting ring (42); The baffle plate (41) and the limiting ring (42) are used for extruding the sealing gasket (44), the limiting ring (42) is sealed with the mounting shell (1), and the limiting strip (43) enables the limiting ring (42) to be convenient to mount.

Description

Quick-opening horizontal low-resistance filter Technical Field The utility model relates to the technical field of filters, in particular to a quick-opening horizontal low-resistance filter. Background In various scenes of industrial production and daily life, the filtering operation is a key link for guaranteeing the quality of fluid and the normal operation of equipment, and the horizontal filter is widely applied in various fields due to the structural characteristics of the horizontal filter. When the prior art is used, the filter element is properly installed in the filter and is used for filtering different types of liquid or gas, and the filter element can make the liquid or gas contact more comprehensively by transverse arrangement, so that the filtering effect is better. However, in actual use, the filter element needs to be replaced every a period of time because the filter effect of the horizontal filter is good, and frequent replacement increases the cost and also reduces the service life of the filter. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a quick-opening horizontal low-resistance filter, which solves the problems that the filter element needs to be replaced every other period of time, the cost is increased and the service life of the filter is reduced due to the fact that the filter effect of the horizontal filter is good in actual use. The quick-opening horizontal low-resistance filter comprises a mounting shell, a filter element is arranged in the mounting shell, a water inlet valve is arranged at the top of the mounting shell, a water outlet valve is arranged on one side of the mounting shell, a cover plate is fixedly connected to the other side of the mounting shell, the quick-opening horizontal low-resistance filter further comprises a back flushing device, the back flushing device is arranged at the bottom of the mounting shell, a fixing device is arranged on the outer wall of the cover plate, a limiting device is arranged on the outer wall of the filter element, the filter element is cleaned through the back flushing device, the fixing device ensures that the back flushing device is stable in operation, and the limiting device ensures that the filter element is stable in operation. Preferably, the back flushing device comprises a pressure gauge fixedly connected to the outer wall of the cover plate, a sewage valve fixedly connected to one side of the bottom of the installation shell, a flushing valve fixedly connected to the rear of one side of the bottom of the installation shell, which is far away from the sewage valve, a paddle board fixedly connected to the outer wall of the filter element, and an auxiliary cleaning device arranged in the filter element, wherein the filter element is cleaned through the sewage valve and the flushing valve, whether the filter element is cleaned or not is judged by observing the air pressure in the installation shell through the pressure gauge, and the paddle board drives the filter element to rotate so that the auxiliary cleaning device cleans the inner wall of the filter element. The auxiliary cleaning device comprises a cleaning brush, wherein the cleaning brush is attached to the inner wall of the filter element, the driving rod is fixedly connected to the outer wall of the cleaning brush, one side, close to the cover plate, of the driving rod penetrates through the cover plate through a sealing bearing, and the inner wall of the filter element is cleaned through the cooperation of the cleaning brush and the driving rod. Preferably, the fixing device comprises a fixing block fixedly connected to one side of the driving rod extending to the outside of the cover plate, the inserting rod is inserted into the inner wall of the fixing block, the fixing seat is fixedly connected to the outer wall of the cover plate and sleeved on the outer wall of the inserting rod, the spring is abutted between the fixing seat and the inserting rod, the pull rod is fixedly connected to the bottom of the inserting rod and inserted into the inner wall of the spring, the outer wall of the pull rod is movably connected to the inner wall of the fixing seat, the inserting rod is inserted into the inner wall of the fixing block through the cooperation of the spring and the fixing seat, the driving rod is fixed, and the pull rod drives the inserting rod to move. Preferably, the limiting device comprises a baffle plate fixedly connected to the inner wall of the installation shell, a limiting ring is rotatably connected to the outer wall of the filter element through a sealing bearing and fixedly connected to the inner wall of the installation shell through a bolt, a limiting strip is fixedly connected to the outer wall of the limiting ring and is in sliding clamping connection with the inner wall of the installation shell, a sealing gasket is abutted between the baffle plate and the limiting ring, the sealing gasket is ex