CN219565082U

CN219565082U - Roof ventilation filter device

Info

Publication number: CN219565082U
Application number: CN202320891479.7U
Authority: CN
Inventors: 陈斌; 龙骏; 罗耀华; 安保明; 贾仕贤; 陈跃忠
Original assignee: ZHUZHOU JIUFANG BRAKE EQUIPMENT CO Ltd; Hunan Lince Rolling Stock Equipment Co Ltd
Current assignee: ZHUZHOU JIUFANG BRAKE EQUIPMENT CO Ltd; Hunan Lince Rolling Stock Equipment Co Ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-22
Anticipated expiration: 2033-04-20

Abstract

The utility model provides a roof ventilation filtering device, which comprises a mounting frame, a cover plate, a shutter and a filter screen, wherein the mounting frame is arranged on the cover plate; a hollow cavity for installing the shutter is arranged on the installation frame; the shutter is arranged in the hollow cavity, and an air inlet and an air outlet of the shutter are respectively positioned at two sides of the hollow cavity; a clamping groove for installing the filter screen is formed in the air inlet of the shutter; the filter screen is slidably arranged along the clamping groove; the mounting frame is provided with a mounting opening for the filter screen to enter and exit the clamping groove; the cover plate is arranged on the mounting frame and corresponds to the mounting opening; one end of the cover plate is rotatably connected with the mounting frame through the connecting piece. The utility model solves the problem that the shutter is required to be disassembled when the filter screen is cleaned or replaced.

Description

Roof ventilation filter device

Technical Field

The utility model relates to the technical field of ventilation and filtration, in particular to a roof ventilation and filtration device.

Background

The shutter is used as an air inlet and outlet filter device of a locomotive ventilation system and is generally arranged on a locomotive body through bolts, and the shutter is used for separating large-particle solid particles and water drops of locomotive cooling air and providing clean air for the locomotive. In order to improve the filtering efficiency of the louver, a filter screen (in which filter cotton is required to be disposed) is generally required to be added to the back surface of the louver. In the use process, after the dust holding capacity of the filter screen reaches saturation, the filter screen needs to be cleaned or replaced regularly.

However, the existing louver mounting structure generally does not adopt an opening structure of an inner frame and an outer frame, and the louver needs to be disassembled when the filter screen is cleaned or replaced, so that the operation is complex.

Disclosure of Invention

The utility model aims to provide a roof ventilation filtering device, which has the following specific technical scheme:

a roof ventilation filtering device comprises a mounting frame, a cover plate, a shutter and a filter screen;

a hollow cavity for installing the shutter is arranged on the installation frame; the shutter is arranged in the hollow cavity, and an air inlet and an air outlet of the shutter are respectively positioned at two sides of the hollow cavity; a clamping groove for installing the filter screen is formed in the air inlet of the shutter; the filter screen is slidably arranged along the clamping groove; the mounting frame is provided with a mounting opening for the filter screen to enter and exit the clamping groove; the cover plate is arranged on the mounting frame and corresponds to the mounting opening; one end of the cover plate is rotatably connected with the mounting frame through the connecting piece.

Optionally, the connector comprises a hinge and a fastener; one end of the hinge is connected with the cover plate and fixed by the fastener, and the other end is connected with the mounting frame and fixed by the fastener.

Optionally, the fastener comprises a bolt.

Optionally, the roof ventilation filtering device further includes a first sealing pad, and the first sealing pad is disposed on the cover plate and corresponds to the mounting opening.

Optionally, the roof ventilation filtering device further comprises a second sealing gasket, wherein the second sealing gasket is arranged on the mounting frame and is tightly attached to the louver.

Optionally, the roof ventilation filtering device further includes a locking member, the locking member is disposed at an end of the cover plate away from the connecting member, and the cover plate is fixedly disposed on the mounting frame through the locking member.

Optionally, the locking member comprises a compression door lock.

Optionally, filter cotton is arranged in the filter screen.

Optionally, a handle is disposed on the filter screen.

Optionally, an extension bump is arranged on the outer periphery of the shutter and used for being connected with the mounting frame, and a mounting hole is arranged on the extension bump.

The application of the technical scheme of the utility model has at least the following beneficial effects:

according to the roof ventilation filtering device, one end of the cover plate is rotatably connected to the mounting frame, so that the cover plate can be conveniently opened and closed; the filter screen is followed draw-in groove slidable setting on the shutter, and utilize the mounting hole that corresponds the apron setting on the mounting frame, be convenient for with the filter screen is taken out, has simplified greatly to the washing or the change operation of filter screen to the problem that need dismantle the shutter when wasing or changing the filter screen has been solved.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of an exploded structure of a roof ventilation filter device in accordance with embodiment 1 of the present utility model;

FIG. 2 is a schematic illustration of the assembled roof ventilation filter of FIG. 1;

the device comprises a mounting frame, a mounting opening, a cover plate, a shutter, a clamping groove, a filter screen, a handle, a hinge, a first sealing gasket, a locking piece and a locking piece, wherein the mounting frame, the mounting opening, the mounting frame, the shutter, the cover plate, the shutter, the clamping groove, the filter screen, the clamping groove, the hinge, the locking piece and the locking piece are arranged in sequence, and the locking piece is arranged in sequence.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Example 1:

referring to fig. 1-2, a roof ventilation filter device comprises a mounting frame 1, a cover plate 2, a shutter 3 and a filter screen 4;

a hollow cavity for installing the shutter 3 is arranged on the installation frame 1; the shutter 3 is arranged in the hollow cavity, and an air inlet and an air outlet of the shutter 3 are respectively positioned at two sides of the hollow cavity; a clamping groove 3.1 for installing the filter screen 4 is arranged at the air inlet of the shutter 3; the filter screen 4 is slidably arranged along the clamping groove 3.1; the installation frame 1 is provided with an installation opening 1.1 for the filter screen 4 to enter and exit the clamping groove 3.1; the cover plate 2 is arranged on the mounting frame 1 and corresponds to the mounting opening 1.1; one end of the cover plate 2 is rotatably connected with the mounting frame 1 through the connecting piece.

The connector includes a hinge and a fastener (not shown); one end of the hinge is connected with the cover plate 2 and fixed by the fastener, and the other end is connected with the mounting frame 1 and fixed by the fastener. Specifically, the hinge is a hinge 5, and the fastener is a bolt; the bolts penetrate through the hinge 5 and are screwed to realize that two ends of the hinge 5 are respectively and tightly connected with the cover plate 2 and the mounting frame 1.

The roof ventilation filtering device further comprises a first sealing gasket 6, wherein the first sealing gasket 6 is adhered to the cover plate 2 and is arranged corresponding to the mounting opening 1.1. The first sealing gasket 6 is a rubber gasket, has elasticity, and is convenient for improving the sealing effect between the cover plate 2 and the mounting opening 1.1 after being pressed.

The roof ventilation filter device further comprises a second gasket (not shown in the figure) which is arranged on the mounting frame 1 and is arranged in close contact with the louver 3. The second sealing gasket is a rubber gasket and has elasticity, so that the sealing effect between the mounting frame 1 and the shutter 3 is improved after the second sealing gasket is pressed.

The roof ventilation filtering device further comprises a locking piece 7, wherein the locking piece 7 is arranged at one end, far away from the connecting piece, of the cover plate 2, and the cover plate 2 is fixedly arranged on the mounting frame 1 through the locking piece 7. The locking piece 7 is a compression type door lock, and the concrete installation mode is as follows: a mounting hole is formed in the cover plate 2, a lock rod in the compression type door lock is inserted into the mounting hole in the cover plate 2, the lock rod is fastened on the cover plate 2 through a nut, and a lock tongue in the compression type door lock is fastened on the lock rod through the nut; after the compression type door lock is installed, a key is used for rotating a lock tongue, and the cover plate 2 is locked with the installation frame 1.

The filter cotton is arranged in the filter screen 4, so that the filter effect is improved; the specific mesh number of the filter screen 4 is selected according to actual conditions.

And a handle 4.1 is arranged on the filter screen 4, so that the filter screen 4 can be conveniently installed and detached along the clamping groove 3.1.

The outer periphery of the shutter 3 is provided with an extension lug which is used for being connected with the mounting frame, the extension lug is provided with a mounting hole, and the shutter 3 is tightly connected with the mounting frame by screwing bolts after the bolts are inserted into the mounting hole.

The assembled roof ventilation filtering device is installed on a locomotive through bolts and used for providing clean air for the locomotive.

In order to increase the filtration efficiency, the filter screen 4 (including filter cotton) needs to be periodically cleaned or replaced for the roof ventilation filter. Specifically, when the filter screen 4 is cleaned or replaced, firstly, the compression type door lock is opened;

secondly, the cover plate 2 is rotated and opened through the connecting piece, and the handle 4.1 is pulled to pull the filter screen 4 out of the clamping groove 3.1;

then, checking whether the pulled filter screen 4 can be cleaned and reused; if the cleaning and recycling can be realized, the cleaning and recycling can be directly carried out, and then the cleaning and recycling can be directly carried out, and the cleaning and recycling can be carried out in the clamping groove 3.1 for continuous use; if the filter screen cannot be cleaned and recycled, if damage occurs, a new filter screen 4 is replaced and installed in the clamping groove 3.1;

subsequently, the cover plate 2 is rotationally closed on the mounting frame 1 via the connection piece;

finally, the first sealing gasket 6 is compressed on the mounting frame 1 through the compression action of the compression type door lock closure, so that the sealing between the cover plate 2 and the mounting opening 1.1 is realized, and the air filtering effect is improved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The roof ventilation filtering device is characterized by comprising a mounting frame (1), a cover plate (2), a shutter (3) and a filter screen (4);

a hollow cavity for installing the shutter (3) is arranged on the installation frame (1); the shutter (3) is arranged in the hollow cavity, and an air inlet and an air outlet of the shutter (3) are respectively positioned at two sides of the hollow cavity; a clamping groove (3.1) for installing the filter screen (4) is arranged at the air inlet of the shutter (3); the filter screen (4) is slidably arranged along the clamping groove (3.1); a mounting opening (1.1) for the filter screen (4) to enter and exit the clamping groove (3.1) is arranged on the mounting frame (1); the cover plate (2) is arranged on the mounting frame (1) and corresponds to the mounting opening (1.1); one end of the cover plate (2) is rotatably connected with the mounting frame (1) through a connecting piece.

2. The roof ventilation filtering device of claim 1, wherein the connector includes a hinge and a fastener; one end of the hinge is connected with the cover plate (2) and is fixed by the fastener, and the other end of the hinge is connected with the mounting frame (1) and is fixed by the fastener.

3. The roof ventilation filter of claim 2, wherein the fastener comprises a bolt.

4. The roof ventilation filter arrangement according to claim 1, characterized in that it further comprises a first gasket (6), which first gasket (6) is arranged on the cover plate (2) and is arranged in correspondence with the mounting opening (1.1).

5. The roof ventilation filter arrangement according to claim 1, further comprising a second gasket arranged on the mounting frame (1) and arranged in close proximity to the louver (3).

6. The roof ventilation filter arrangement according to any of claims 1-5, characterized in that it further comprises a locking element (7), said locking element (7) being arranged at an end of the cover plate (2) remote from the connecting element, said cover plate (2) being fixedly arranged on the mounting frame (1) by means of said locking element (7).

7. The roof ventilation filter arrangement according to claim 6, characterized in that the locking element (7) comprises a compression door lock.

8. The roof ventilation filter arrangement according to claim 6, characterized in that filter cotton is provided in the filter screen (4).

9. The roof ventilation filter arrangement according to claim 6, characterized in that a handle (4.1) is provided on the filter screen (4).

10. The roof ventilation filter arrangement according to claim 6, characterized in that an extension projection for connection with a mounting bracket is provided at the outer periphery of the louver (3), and that mounting holes are provided in the extension projection.