CN214891705U

CN214891705U - Novel workshop is clean with FFU fan filtration device

Info

Publication number: CN214891705U
Application number: CN202120230836.6U
Authority: CN
Inventors: 周建平; 仝娜杰; 张伟超; 李勇伟; 王建华
Original assignee: Henan Shengchuan Purification Engineering Co ltd
Current assignee: Henan Shengchuan Purification Engineering Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-26
Anticipated expiration: 2031-01-27

Abstract

The utility model relates to a FFU fan filters technical field, specifically is a novel clean FFU fan that uses in workshop filters device, including fan body and fan overcoat, the outside of fan body all sets up flutedly, four all around the equal fixedly connected with spring in inside of recess, four the equal fixedly connected with dog of one end of spring. The utility model has the advantages that: through setting up first spring, spare parts such as dog, the top of dog is the inclined plane, dog rear end fixed connection's first spring is flexible to be carried out the joint, the installation of being convenient for to contrast prior art, use manpower sparingly, the potential safety hazard of having avoided producing in the installation simultaneously, the personnel that cause are injured, through setting up spare parts such as fan overcoat, during the dismantlement, the user grasps the pull rod, the thumb pushes down the handle, make the handle slide downwards in the logical inslot of pull rod, fan overcoat slides downwards and pushes up the dog, make the dog slide to first recess in, then pull down, whole convenient to detach.

Description

Novel workshop is clean with FFU fan filtration device

Technical Field

The utility model relates to a FFU fan filters technical field, especially a novel workshop is clean with FFU fan filter device.

Background

The FFU is an English abbreviation and means a fan filter unit (unit), namely, a fan and a filter (a high-efficiency filter or an ultra-high-efficiency filter) are combined to form self-powered terminal purification equipment, namely, the self-powered modular terminal air supply device with filtering efficacy is provided, the fan sucks air from the top of the FFU and filters the air through HEPA, and the filtered clean air is uniformly delivered out at the air speed of 0.45m/s +/-20% on the whole air outlet surface.

Present clean FFU fan filter equipment that uses in workshop, its is rational in infrastructure, and the packaging efficiency is high, and clean effect is good, and the practicality is strong, and stability is good, but in the installation, has following shortcoming: during the installation, need two people to send the FFU fan to the ceiling, two personnel of preparing the installation on the ceiling fossil fragments meet, and some workshops reserve the mouth and are less than the FFU box, and the FFU box needs the slope to deliver to go, just need a plurality of personnel cooperation to install together this time, waste time and energy, because the device is installed in ceiling department, so have certain potential safety hazard in the installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a novel workshop is clean with FFU fan filter device.

The purpose of the utility model is realized through the following technical scheme: a novel FFU fan filtering device for workshop cleaning comprises a fan body and a fan outer sleeve, wherein grooves are formed in the periphery of the outer side of the fan body, springs are fixedly connected inside the four grooves, one ends of the four springs are fixedly connected with check blocks, the four check blocks are slidably clamped in the grooves, chutes are formed in the tops of the four check blocks, pull rods are symmetrically and fixedly connected to the top of the fan body, through grooves are formed in the inner sides of the two pull rods, springs are symmetrically and fixedly connected to the top of the fan body, and one end of each spring is fixedly connected to the bottom side of the inner portion of the fan outer sleeve;

the fan outer sleeve is sleeved on the outer side of the fan body in a sliding mode, the top of the fan outer sleeve is symmetrically and fixedly connected with a handle, the handle is connected in a sliding mode in the through groove of the pull rod in a clamping mode, a groove is formed in the inner wall surface of the fan outer sleeve, one side of the spring is fixedly connected with the groove in the groove, one end of the spring is fixedly connected with a clamping block, and the clamping block is connected in a sliding mode in the groove.

Preferably, the top of the stop block is provided with a chamfer, and the inclined grooves are symmetrically arranged at the top of the stop block.

Preferably, the grooves are symmetrically formed in the inner wall of the periphery of the fan outer sleeve, and chamfers are formed in the bottom of the fan outer sleeve.

Preferably, one end of the clamping block is provided with an inclined plane, and the inclined plane of the clamping block is matched with the inclined plane in the inclined groove of the clamping block.

Preferably, the pull rod is symmetrically and fixedly connected to the top of the fan body, the top of the pull rod is provided with a through groove, and the through groove is in sliding clamping connection with the handle.

Preferably, the fan body and the fan outer sleeve are connected together through springs, and the number of the springs is four.

The utility model has the advantages of it is following:

1. according to the novel FFU fan filtering device for workshop cleaning, the first groove, the first spring, the stop block and other parts are arranged, and the top of the stop block is an inclined plane, so that the first spring fixedly connected with the rear end of the stop block is contracted, the stop block is contracted into the first groove, when the device passes through the ceiling keel, the first spring is extended to push the stop block out of the first groove, the bottom of the stop block is contacted with the ceiling keel, the device is clamped on the ceiling keel, compared with the prior art, the whole device is conveyed to the ceiling through external force, the stop block is stretched to automatically clamp the ceiling keel, the mounting is convenient, manpower is saved, meanwhile, potential safety hazards generated in the mounting process are avoided, and the caused personnel are injured;

2. this novel clean FFU fan filter equipment that uses in workshop, through setting up the fan overcoat, a handle, spare part such as fixture block, when needs pull down the device, the user grasps the pull rod, the thumb is pressed the handle downwards, make the handle at the logical inslot lapse of pull rod, the fan overcoat is the lapse on the fan body, the second spring shrink, the fan overcoat drives sliding connection's in the second recess fixture block lapse, the fixture block passes through the inclined plane top of chute and moves the dog, the third spring shrink of fixture block rear end simultaneously, the fan overcoat continues the lapse, because the chamfer has been seted up to the bottom of fan overcoat, so the dog is moved in the fan overcoat top, make dog rear end fixed connection's first spring shrink, make the dog slide in the first recess, make it pull down, whole convenient to detach.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the blower housing of the present invention;

fig. 3 is a schematic structural view of the blower body of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1-a fan body, 2-a fan outer sleeve, 3-a first groove, 4-a first spring, 5-a stop block, 6-a chute, 7-a pull rod, 8-a through groove, 9-a second spring, 10-a handle, 11-a second groove, 12-a third spring and 13-a clamping block.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in figures 1-4, a novel FFU fan filtering device for cleaning workshops comprises a fan body 1 and a fan casing 2, wherein first grooves 3 are formed around the outer side of the fan body 1, first springs 4 are fixedly connected inside the four first grooves 3, stoppers 5 are fixedly connected to one ends of the four first springs 4, the four stoppers 5 are slidably clamped in the first grooves 3, inclined grooves 6 are formed in the tops of the four stoppers 5, the first springs 4 fixedly connected to the rear ends of the stoppers 5 contract due to the inclined surfaces of the tops of the stoppers 5 by arranging the first grooves 3, the first springs 4, the stoppers 5 and other parts, the stoppers 5 contract into the first grooves 3, when the device passes through a ceiling keel, the first springs 4 extend to push the stoppers 5 out of the first grooves 3, and the bottoms of the stoppers 5 are in contact with a ceiling, the device is clamped on a keel of a ceiling, compared with the prior art, the device is conveyed to the ceiling through external force, the check block 5 stretches and retracts to automatically clamp the keel of the ceiling, the installation is convenient, the labor is saved, meanwhile, potential safety hazards generated in the installation process are avoided, and the caused personnel are injured, pull rods 7 are symmetrically and fixedly connected to the top of the fan body 1, through grooves 8 are formed in the inner sides of the two pull rods 7, second springs 9 are symmetrically and fixedly connected to the top of the fan body 1, and one ends of the second springs 9 are fixedly connected to the bottom side of the inner part of the fan outer sleeve 2;

the outer side of the fan body 1 is sleeved with a fan jacket 2 in a sliding manner, the top of the fan jacket 2 is symmetrically and fixedly connected with a handle 10, the handle 10 is slidably clamped in a through groove 8 of a pull rod 7, a second groove 11 is formed in the inner wall surface of the fan jacket 2, one side in the second groove 11 is fixedly connected with a third spring 12, one end of the third spring 12 is fixedly connected with a clamping block 13, the clamping block 13 is slidably clamped in the second groove 11, through arranging the fan jacket 2, the handle 10, the clamping block 13 and other parts, when the device needs to be disassembled, a user grasps the pull rod 7, the handle 10 is pressed downwards by a thumb to enable the handle 10 to slide downwards in the through groove 8 of the pull rod 7, the fan jacket 2 slides downwards on the fan body 1, the second spring 9 contracts, the fan jacket 2 drives the clamping block 13 slidably connected in the second groove 11 to move downwards, the clamping block 13 pushes against the stop block 5 through an inclined plane of an inclined groove 6, meanwhile, the third spring 12 at the rear end of the fixture block 13 contracts, the fan outer sleeve 2 continues to slide downwards, and the bottom of the fan outer sleeve 2 is provided with a chamfer, so that the fan outer sleeve 2 pushes the stop block 5, the first spring 4 fixedly connected with the rear end of the stop block 5 contracts, the stop block 5 slides into the first groove 3, and the first groove is detached and integrally convenient to detach.

As a preferred technical scheme of the utility model, the chamfer has been seted up at the top of dog 5, and the top at the dog is seted up to 6 symmetries of chute.

As a preferred technical scheme of the utility model, the 11 symmetries of second recess are seted up on fan overcoat 2 inner wall all around, and the chamfer has been seted up to the bottom of fan overcoat 2.

As an optimal technical scheme of the utility model, the one end of fixture block 13 is provided with the inclined plane, the inclined plane of fixture block 13 and the inclined plane adaptation in the 5 chutes 6 of dog.

As a preferred technical scheme of the utility model, 7 symmetry fixed connection of pull rod are at the top of fan body 1, and logical groove 8 has all been seted up at the top of two pull rods 7, lead to

groove

8 and 10 slip joints of handle.

As a preferred technical scheme of the utility model, fan body 1 and fan overcoat 2 link together through second spring 9, and the quantity of second spring 9 is four.

The working process of the utility model is as follows: when the device is installed, a user firstly places the device on the lifting frame, the position is adjusted, the lifting frame is lifted to enable the device to be in contact with the ceiling keel, the top of the stop block 5 is an inclined plane, the first spring 4 fixedly connected with the rear end of the stop block 5 contracts, the stop block 5 contracts into the first groove 3, when the device passes through the ceiling keel, the first spring 4 extends to push the stop block 5 out of the first groove 3, the bottom of the stop block 5 is in contact with the ceiling keel, the device is clamped on the keel of a ceiling, when the device needs to be detached, the user grasps the pull rod 7, the handle 10 is pressed downwards by a thumb to enable the handle 10 to slide downwards in the through groove 8 of the pull rod 7, the fan outer sleeve 2 slides downwards on the fan body 1, the second spring 9 contracts, the fan outer sleeve 2 drives the fixture block 13 in the second groove 11 to slide downwards, the fixture block 13 pushes the stop block 5 through the inclined plane of the chute 6, meanwhile, the third spring 12 at the rear end of the clamping block 13 contracts, the fan outer sleeve 2 continues to slide downwards, and the bottom of the fan outer sleeve 2 is provided with a chamfer, so that the fan outer sleeve 2 pushes the stop block 5, the first spring 4 fixedly connected with the rear end of the stop block 5 contracts, and the stop block 5 slides into the first groove 3 to be detached.

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 novel clean FFU fan filter of using in workshop which characterized in that: the fan comprises a fan body (1) and a fan outer sleeve (2), wherein first grooves (3) are formed in the periphery of the outer side of the fan body (1), first springs (4) are fixedly connected inside the four first grooves (3), one ends of the four first springs (4) are fixedly connected with check blocks (5), the four check blocks (5) are slidably clamped in the first grooves (3), chutes (6) are formed in the tops of the four check blocks (5), pull rods (7) are symmetrically and fixedly connected to the top of the fan body (1), through grooves (8) are formed in the inner sides of the two pull rods (7), second springs (9) are symmetrically and fixedly connected to the top of the fan body (1), and one ends of the second springs (9) are fixedly connected to the bottom side inside the fan outer sleeve (2);

fan overcoat (2) have been cup jointed in the outside slip of fan body (1), the top symmetry fixedly connected with handle (10) of fan overcoat (2), handle (10) slip joint is in logical groove (8) of pull rod (7), second recess (11) have been seted up on the inside wall of fan overcoat (2), one side fixedly connected with third spring (12) in second recess (11), the one end fixedly connected with fixture block (13) of third spring (12), fixture block (13) slip joint in second recess (11).

2. The novel FFU fan filtering device for cleaning workshops according to claim 1, characterized in that: the top of the stop block (5) is provided with a chamfer, and the inclined grooves (6) are symmetrically arranged at the top of the stop block.

3. The novel FFU fan filtering device for cleaning workshops according to claim 1, characterized in that: the second grooves (11) are symmetrically formed in the inner walls of the periphery of the fan outer sleeve (2), and chamfers are formed in the bottom of the fan outer sleeve (2).

4. The novel FFU fan filtering device for cleaning workshops according to claim 1, characterized in that: an inclined plane is arranged at one end of the clamping block (13), and the inclined plane of the clamping block (13) is matched with the inclined plane in the inclined groove (6) of the clamping block (5).

5. The novel FFU fan filtering device for cleaning workshops according to claim 1, characterized in that: pull rod (7) symmetry fixed connection is at the top of fan body (1), two logical groove (8) have all been seted up at the top of pull rod (7), lead to groove (8) and handle (10) slip joint.

6. The novel FFU fan filtering device for cleaning workshops according to claim 1, characterized in that: the fan is characterized in that the fan body (1) and the fan outer sleeve (2) are connected together through second springs (9), and the number of the second springs (9) is four.