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CN-224215510-U - FFU fan filter unit for workshop

CN224215510UCN 224215510 UCN224215510 UCN 224215510UCN-224215510-U

Abstract

The utility model relates to the technical field of purification equipment application and discloses an FFU fan filter unit for workshops, which comprises a casing, wherein the lower part of the casing is connected with a connecting plate through two fixing mechanisms, the upper part of the connecting plate is provided with a limiting coaming, a filter assembly is arranged in the limiting coaming, and a plurality of pressing mechanisms are arranged in the middle of the limiting coaming. According to the FFU fan filter unit for workshops, the connecting plate is hung below the casing through the telescopic frame, so that the connecting plate or the filter assembly is prevented from falling down due to the reasons of hand sliding and the like when the connecting plate is installed at the lower part of the casing, the safety in installation is effectively improved, the second handle is held by two hands, the connecting rod is hooked by fingers, the connecting plate moves towards the direction of the filter assembly, the first connecting block compresses the first spring, the connecting plate is pushed upwards finally, and when the connecting plate cannot be pushed, the connecting rod is released, the first spring pushes the connecting block, the inserting rod is inserted into the hole, and the installation is completed, so that the operation is very simple and convenient.

Inventors

  • Zhao Huizhao

Assignees

  • 安徽泽安净化科技有限公司

Dates

Publication Date
20260508
Application Date
20250612

Claims (6)

  1. 1. The FFU fan filter unit for the workshop comprises a machine shell (1) and is characterized in that the lower part of the machine shell (1) is connected with a connecting plate (3) through two fixing mechanisms (6), a limiting enclosing plate (4) is arranged on the upper part of the connecting plate (3), a filter assembly (5) is arranged in the limiting enclosing plate (4), a plurality of pressing mechanisms (7) are arranged in the middle of the limiting enclosing plate (4), and the upper part of each pressing mechanism (7) is arranged on the upper part of the corresponding filter assembly (5); Fixed establishment (6) are including fixed shell (601), inserted bar (602), connecting block (603), first (604) of spring, connecting rod (605) and hole, the four corners at casing (1) are seted up in the hole, both sides around connecting plate (3) one side are installed to fixed shell (601), the slidable connection in fixed shell (601) middle part around inserted bar (602), fixed connection is in inserted bar (602) middle part on connecting block (603) upper portion, first (604) of spring cover is established in inserted bar (602) periphery, first (604) of spring sets up in connecting block (603) are close to filter module (5) one side, both ends around connecting rod (605) are fixed connection to connecting block (603) lower extreme.
  2. 2. The FFU fan filter unit of claim 1, wherein one end of the insert rod (602) is disposed inside the hole.
  3. 3. The FFU fan filter unit for workshops of claim 1, wherein a first handle (2) is arranged on the left side and the right side of the upper portion of the casing (1), and a second handle (9) is arranged on the left side and the right side of the lower portion of the connecting plate (3).
  4. 4. The FFU fan filter unit for workshops of claim 1, wherein the upper portions of the connecting plates (3) are arranged at the lower ends of a plurality of telescopic frames (8), and the upper portions of the telescopic frames (8) are arranged on the inner top wall of the casing (1).
  5. 5. The FFU fan filter unit for workshops of claim 1, wherein a sealing ring is arranged at the lower part of the casing (1), a rubber ring is arranged at the upper side of the middle part of the connecting plate (3), and the rubber ring is arranged at the lower part of the filter assembly (5).
  6. 6. The FFU fan filter unit for workshops of claim 1, wherein the pressing mechanism (7) comprises a sleeve (701), a limiting disc (702), a pull rod (703), a second spring (704) and a pressing plate (705), wherein the periphery of the sleeve (701) is fixedly connected to the middle of a limiting coaming (4), the periphery of the pull rod (703) is slidably connected to the middle of the sleeve (701), the periphery of the limiting disc (702) is slidably connected to the inside of the sleeve (701), the middle of the limiting disc (702) is fixedly connected to the lower end of the pull rod (703), the upper end of the pull rod (703) is fixedly connected to one end of the pressing plate (705), the second spring (704) is sleeved on the periphery of the pull rod (703), and the second spring (704) is arranged on the upper portion of the limiting disc (702).

Description

FFU fan filter unit for workshop Technical Field The utility model relates to the technical field of purification equipment application, in particular to an FFU fan filter unit for workshops. Background The fan filter unit is a self-powered air supply filter device and has a modularized tail end air supply device with a filtering effect. The fan filter unit sucks air from the top and filters the air by HEPA, the clean air after filtration is evenly sent out at the speed of about 0.45m/s plus or minus 20% on the whole air outlet surface, the FFU fan filter unit can be connected in a modularized mode, and the FFU fan filter unit is widely applied to workshops. At present, when the conventional FFU air filter unit is installed, components inside the unit are usually fixedly installed inside a machine shell, and the whole unit needs to be disassembled during maintenance, so that the operation is very complicated. Disclosure of utility model The utility model mainly aims to provide an FFU fan filter unit for workshops, which can effectively solve the problems in the background technology. The technical scheme adopted by the utility model is that the FFU fan filter unit for the workshop comprises a machine shell, wherein the lower part of the machine shell is connected with a connecting plate through two fixing mechanisms, a limiting coaming is arranged at the upper part of the connecting plate, a filter assembly is arranged in the limiting coaming, a plurality of pressing mechanisms are arranged in the middle of the limiting coaming, and the upper part of each pressing mechanism is arranged at the upper part of the filter assembly; The fixing mechanism comprises a fixing shell, an inserting rod, a connecting block, a first spring, a connecting rod and holes, wherein the holes are formed in four corners of a machine shell, the fixing shell is installed on the front side and the rear side of one side of the connecting plate, the periphery of the inserting rod is slidably connected to the middle of the fixing shell, the upper portion of the connecting block is fixedly connected to the middle of the inserting rod, the first spring is sleeved on the periphery of the inserting rod, the first spring is arranged on one side, close to the filtering assembly, of the connecting block, and the lower end of the connecting block is fixedly connected to the front side and the rear side of the connecting rod. Preferably, one end of the insert rod is arranged inside the hole. Preferably, the left side and the right side of the upper part of the shell are provided with a first handle, and the left side and the right side of the lower part of the connecting plate are provided with a second handle. Preferably, the upper parts of the connecting plates are arranged at the lower ends of the telescopic frames, and the upper parts of the telescopic frames are arranged on the inner top wall of the shell. Preferably, the casing lower part is provided with the sealing washer, connecting plate middle part upside is provided with the rubber circle, the rubber circle sets up in filtering component lower part. Preferably, the pressing mechanism comprises a sleeve, a limiting disc, a pull rod, a spring II and a pressing plate, wherein the periphery of the sleeve is fixedly connected with the middle of a limiting coaming, the periphery of the pull rod is slidably connected with the middle of the sleeve, the periphery of the limiting disc is slidably connected with the inside of the sleeve, the middle of the limiting disc is fixedly connected with the lower end of the pull rod, the upper end of the pull rod is fixedly connected with one end of the pressing plate, the spring II is sleeved on the periphery of the pull rod, and the spring II is arranged on the upper part of the limiting disc. Compared with the prior art, the utility model has the following beneficial effects: Hang the connecting plate below the casing through the expansion bracket, prevent when returning the casing lower part with the connecting plate dress, lead to connecting plate or filter component to drop because of reasons such as hand slip, security when effectively improving the installation, both hands hold handle two, and catch on the connecting rod with the finger, make the connecting block remove to filter component direction, and make connecting block compression spring one, upwards promote the connecting plate at last, when the connecting plate can't promote, loosen the connecting rod, make spring one promote the connecting block, make the inserted bar inject in the hole, thereby accomplish the installation fixedly, the operation is very simple and convenient. Drawings FIG. 1 is a schematic perspective view of an FFU fan filter unit for workshops; FIG. 2 is a schematic diagram of a telescopic frame of an FFU fan filter unit for workshops; FIG. 3 is a schematic diagram of a connection plate structure of an FFU fan filter unit for a workshop; FIG. 4 is a schematic struct