CN216448319U

CN216448319U - Ventilation unit of filter screen easily dismantlement formula

Info

Publication number: CN216448319U
Application number: CN202122565597.2U
Authority: CN
Inventors: 杨晓冬; 任罗飞; 都伟; 曲日娟; 林毅
Original assignee: Yantai Risheng Civil Air Defense Equipment Co ltd
Current assignee: Yantai Risheng Civil Air Defense Equipment Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-05-06
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a ventilation device with an easily detachable filter screen, which comprises a ventilation pipe body, wherein a filter frame is slidably sleeved at the inner end of the ventilation pipe body, a filter screen is fixedly arranged at the inner end of the filter frame, two pulling handles are fixedly connected to one side of the filter frame, a connecting rod is fixedly connected to the side of the filter frame, which is far away from the pulling handles, and is close to the middle positions of the upper end and the lower end, clamping blocks are fixedly connected to the opposite sides of the two connecting rods, a frame plate is fixedly arranged at the inner end of the ventilation pipe body, mounting holes are fixedly formed in the side of the ventilation pipe body, which is close to the four corners, a dust cover body is arranged at one side of the ventilation pipe body, and a plurality of dust plates are fixedly arranged at the inner end of the dust cover body. The utility model discloses a ventilating device with an easily-detachable filter screen, which is very simple to disassemble and assemble the filter screen, can prevent most dust from entering a pipeline by matching with a dustproof cover body, reduces the cleaning frequency of the filter screen and reduces the labor intensity of workers.

Description

Ventilation unit of filter screen easily dismantlement formula

Technical Field

The utility model relates to the technical field of ventilation devices, in particular to a ventilation device with an easily-detachable filter screen.

Background

The ventilating duct is a metal or non-metal duct for ventilating and air conditioning engineering of industrial and civil buildings, and is a municipal infrastructure for circulating air and reducing the concentration of harmful gases. In order to ensure the quality of ventilation air, a filtering dust cover is required to be installed at the port of the ventilation pipeline.

The utility model discloses a current application number is CN 201520277295.7's utility model patent discloses a can change air pipe of filter screen, including being responsible for and the branch pipe, the branch pipe sets up perpendicularly and is responsible for and communicate with each other on being responsible for, be provided with the aviation baffle with the junction of branch pipe in the main pipe, be provided with first filter screen between aviation baffle and the main pipe inner wall, the main pipe outside is provided with first removable cover, first removable cover one end is passed through the hinge and is connected with the main pipe, and the other end passes through the bolt and is connected with the main pipe, be provided with the second filter screen in the branch pipe, the branch pipe outside is provided with the second removable cover, second removable cover one end is through articulating on the branch pipe, and the other end passes through bolt and branch connection. The utility model has the beneficial effects that: the induced air is effectual, becomes the advection with filtering turbulent flow air current, filters the flying dust, the grid plate is the arc, and area of contact is big, and filter effect is good, through the setting of apron, does benefit to and changes the washing to the filter screen.

When the filter screen dismouting in-service operation of above-mentioned patent, still comparatively consuming time, and the pipeline mouth lacks the dust cover, leads to more dust entering device inside easily, improve the burden volume of device filter screen, make its frequency of washing higher, we propose the ventilation unit of the filter screen formula of easily dismantling based on this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a ventilation device with an easily detachable filter screen.

In order to achieve the purpose, the utility model adopts the following technical scheme: a ventilation device with an easily detachable filter screen comprises a ventilation pipe body, wherein a filter frame is slidably sleeved at the inner end of the ventilation pipe body, a filter screen is fixedly arranged at the inner end of the filter frame, two pulling handles are fixedly connected to one side of the filter frame, a connecting rod is fixedly connected to the side, away from the pulling handles, of the filter frame, close to the middle positions of the upper end and the lower end, a clamping block is fixedly connected to one side of each of the two opposite sides of the connecting rod, a frame plate is fixedly arranged at the inner end of the ventilation pipe body, mounting holes are fixedly formed in one side of the ventilation pipe body, close to the four corners, the dust cover body is arranged at one side of the ventilation pipe body, and a plurality of dust plates are fixedly arranged at the inner end of the dust cover body;

the ventilation pipe body is characterized in that the middle parts of the upper end and the lower end of the ventilation pipe body are fixedly provided with a guide device, the inner end of the guide device is close to the upper end and the lower end of the guide device and is provided with a first cushion pad and a second cushion pad in a sliding mode respectively, a buffer spring is fixedly connected to the front of the first cushion pad and the front of the second cushion pad, the lower end of the first cushion pad is fixedly connected with a slide rod, the upper end of the second cushion pad is rotatably connected with a screw rod, the slide rod penetrates through the ventilation pipe body plate body and is fixedly connected with a lock block, and the screw rod penetrates through the guide device plate body and is fixedly connected with an adjusting rotating cap.

As a further description of the above technical solution:

the two pulling handles are respectively and fixedly connected to the middle parts of the upper end and the lower end of the filter frame.

As a further description of the above technical solution:

the locking block at the upper end is arranged right above the clamping block at the upper end, and the locking block at the lower end is arranged right below the clamping block at the lower end.

As a further description of the above technical solution:

the screw rod is in threaded connection with the guide device.

As a further description of the above technical solution:

the frame plate is arranged at the position of one side of the filter frame, which is close to the clamping block.

As a further description of the above technical solution:

the ventilation pipe body penetrates through the dustproof cover body through a bolt and is fixedly connected with the dustproof cover body through a threaded connection mounting hole.

As a further description of the above technical solution:

the plurality of dust-proof plates are uniformly distributed at the inner end of the dust-proof cover body from top to bottom.

As a further description of the above technical solution:

the filter frame and the dustproof cover body are similar to the ventilation pipe body in shape.

The utility model has the following beneficial effects:

according to the ventilating device with the easily-detachable filter screen, the filter screen and the dustproof cover body are arranged, so that most of dust is blocked when entering the ventilating pipe body, and the dust entering the ventilating pipe body is occasionally filtered by the filter screen, the ventilation cleanliness in the pipe is improved, the dust accumulation amount of the filter screen is reduced, and the defect that the filter screen needs to be taken out frequently for cleaning is overcome.

According to the ventilating device with the easily-detachable filter screen, the locking block and the clamping block are arranged to be mutually clamped and arranged, so that the filter frame and the filter screen can be locked when being installed and directly pushed into the ventilating pipe body from the pipe orifice, when the ventilating pipe body needs to be detached, the adjusting rotating cap is rotated to drive the screw rod to rotate and ascend, the locking block is finally driven to ascend, the filter screen device can be taken out by pulling the handle, and the ventilating device is quite simple to disassemble and assemble.

According to the ventilating device with the easily-detachable filter screen, the frame plate is arranged, so that the problem that the filter screen is difficult to take out due to the fact that the filter screen slides into the pipe body all the time after being locked can be solved.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the dust-proof cover before installation;

FIG. 4 is a schematic view of a filter frame structure according to the present invention.

Illustration of the drawings:

1. a ventilation pipe body; 2. a filter frame; 3. a filter screen; 4. pulling the handle; 5. a connecting rod; 6. a clamping block; 7. a guide device; 8. a first cushion pad; 9. a second cushion pad; 10. a slide bar; 11. a locking block; 12. a screw; 13. adjusting the rotating cap; 14. a frame plate; 15. mounting holes; 16. a dust-proof cover body; 17. a dust-proof plate; 18. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: the utility model provides a filter screen easily dismantles ventilation unit of formula, including the

ventilation body

1, 1 inner slip cover of ventilation body is equipped with

filter frame

2, 2 the fixed filter screen 3 that is provided with in filter frame 2, two pulling handles 4 of 2 one side fixedly connected with of filter frame, filter frame 2 keeps away from pulling handle 4 one side and is close to upper and lower extreme middle part position department fixedly connected with connecting rod 5, two equal fixedly connected with fixture block 6 in mutually opposite sides of connecting rod 5 mutually, 1 the fixed deckle board 14 that is provided with in

ventilation body

1, 1 one side of ventilation body is close to the equal fixed mounting hole 15 of having seted up in four corners department, ventilation body 1 one side is provided with the

dust cover body

16, 16 the fixed a plurality of dust guards 17 that are provided with in the inner of the dust cover body, get into inside ventilation body 1 through the isolated most dust guard 17, can effectively reduce the number of washing of please of filter screen 3.

All fixed guider 7 that is provided with in upper and lower end middle part department on the ventilation body 1, guider 7 inner is close to upper and lower extreme position department and slides respectively and is provided with first blotter 8 and second blotter 9, fixedly connected with buffer spring 18 before first blotter 8 and the

second blotter

9, 8 lower extreme fixedly connected with slide bar 10 of first blotter, the upper end of second blotter 9 is rotated and is connected with and screw rod 12, slide bar 10 runs through ventilation body 1 body and fixedly connected with locking piece 11, screw rod 12 runs through 7 bodies of the guidance body and fixedly connected with regulation swivel cap 13.

Two pulling handles 4 are fixed connection respectively and are being close to upper and lower end middle part position department at filter frame 2, the locking piece 11 that is located the upper end sets up and is located directly over fixture block 6 of upper end, the locking piece 11 that is located the lower extreme sets up and is located under fixture block 6 of lower extreme, screw rod 12 and guider 7 threaded connection, framed lamella 14 sets up in filter frame 2 and is close to fixture block 6 one side position department, framed lamella 14 equals the width of fixture block 6 apart from the distance between the locking piece 11, thereby can not rock when making filter frame 2 lock, produce the abnormal sound when ventilating, ventilation body 1 passes through the bolt and runs through dust cover body 16 and threaded connection mounting hole 15 and carries out fixed connection with dust cover body 16, a plurality of dust guards 17 set up in dust cover body 16 inner according to position evenly distributed from top to bottom, filter frame 2 and dust cover body 16 are whole similar with ventilation body 1's shape.

The working principle is as follows: when the device is used, the filter frame 2 is pushed horizontally into the ventilation pipe body 1, after the clamping block 6 jacks up the locking block 11 to enter the inner end of the locking block, the locking block 11 descends to be matched with the frame plate 14 to clamp the clamping block 6 under the elastic force action of the buffer spring 18, so that the installation of the filter frame 2 is completed, then the dustproof cover body 16 penetrates through four corners through bolts and adjusts the installation holes 15 through threads, and the fixed installation at the opening of the ventilation pipe body 1 is completed; when the filter frame is detached, the dust-proof cover body 16 is detached firstly according to the same method, then the adjusting rotating cap 13 is rotated to drive the screw 12 to rotate and ascend, further the second buffer pad 9 is driven to ascend, further the first buffer pad 8 is driven to ascend through the buffer spring 18, further the locking block 11 is driven to ascend through the slide rod 10, therefore, the clamping block 6 is convenient to be separated, and the filter frame 2 is convenient to move out of the ventilation pipe body 1 for cleaning through pulling the handle 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a ventilation unit of filter screen easily dismantlement formula, includes ventilation pipe body (1), its characterized in that: the inner end of the ventilation pipe body (1) is slidably sleeved with a filter frame (2), a filter screen (3) is fixedly arranged at the inner end of the filter frame (2), two pulling handles (4) are fixedly connected to one side of the filter frame (2), one side of the filter frame (2) far away from the pulling handles (4) is fixedly connected with connecting rods (5) close to the middle positions of the upper end and the lower end, clamping blocks (6) are fixedly connected to the opposite sides of the two connecting rods (5), a frame plate (14) is fixedly arranged at the inner end of the ventilation pipe body (1), mounting holes (15) are fixedly formed in one side of the ventilation pipe body (1) close to the four corners, a dust-proof cover body (16) is arranged at one side of the ventilation pipe body (1), and a plurality of dust-proof plates (17) are fixedly arranged at the inner end of the dust-proof cover body (16);

all fixed guider (7) that is provided with in end middle part department about ventilation body (1), guider (7) inner is close to upper and lower extreme position department and slides respectively and is provided with first blotter (8) and second blotter (9), fixedly connected with buffer spring (18) before first blotter (8) and second blotter (9), first blotter (8) lower extreme fixedly connected with slide bar (10), second blotter (9) upper end is rotated and is connected with and screw rod (12), slide bar (10) run through ventilation body (1) board body and fixedly connected with locking piece (11), screw rod (12) run through guider (7) board body and fixedly connected with regulation and are changeed cap (13).

2. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the two pulling handles (4) are respectively and fixedly connected to the middle parts of the upper end and the lower end of the filter frame (2).

3. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the locking block (11) at the upper end is arranged right above the clamping block (6) at the upper end, and the locking block (11) at the lower end is arranged right below the clamping block (6) at the lower end.

4. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the screw rod (12) is in threaded connection with the guide device (7).

5. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the frame plate (14) is arranged at the position of one side of the filter frame (2) close to the fixture block (6).

6. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the ventilation pipe body (1) penetrates through the dust hood body (16) through a bolt and is fixedly connected with the dust hood body (16) through a threaded connection mounting hole (15).

7. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the plurality of dust-proof plates (17) are uniformly distributed at the inner end of the dust-proof cover body (16) from top to bottom.

8. A ventilation unit of the type with easy removal of the sieve according to claim 1, characterized in that: the filter frame (2) and the dustproof cover body (16) are similar to the ventilation pipe body (1) in shape integrally.