CN210951768U

CN210951768U - Building vent structure

Info

Publication number: CN210951768U
Application number: CN201922032099.4U
Authority: CN
Inventors: 廉诚
Original assignee: Hainan Magic Cube Technology Co ltd
Current assignee: Hainan Magic Cube Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-07
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a building vent structure, which comprises an air pipe, a filter screen, fan blades and a rotating rod, wherein the filter screen is arranged at the pipe orifice of the air pipe; the filter screen is provided with a plurality of annular holes, a plurality of needle rods are uniformly distributed on the rotating rod, and the needle rods are positioned in the annular holes; the rotating rod rotates synchronously through the rotation of the fan blades to drive the needle rod to rotate in the annular hole; the filter screen is provided with the fan blades and the rotating rod, the rotating rod is driven by the fan blades to rotate, and the needle rod on the rotating rod is driven by the rotating rod to rotate in the annular hole of the filter screen so as to clear away dust or dust blocked in the annular hole, so that the blockage of the filter screen is effectively reduced, and the ventilation efficiency of the ventilation pipeline is improved; and simultaneously, the frequency of cleaning the filter screen regularly is reduced, and the labor cost is reduced.

Description

Building vent structure

Technical Field

The utility model relates to a building ventilation technical field, concretely relates to building vent structure.

Background

With the development of society, modern buildings or large-scale office places are provided with self ventilation pipelines or central air-conditioning air outlet pipelines, in order to prevent animals such as mice and the like and various harmful substances such as foreign matters in the outside air from entering the room through the ventilation pipelines or the central air-conditioning pipelines, a filter screen or a separation screen is arranged at the opening of the ventilation pipelines or the central air-conditioning pipelines, the filter screen used for a long time is easy to block due to dust accumulation, the ventilation effect is influenced, the filter screen is difficult to clean, the filter screen needs to be cleaned or replaced regularly, and the maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the weak point that exists in the above-mentioned technique, provide a building vent structure, aim at solving the above-mentioned long-term filter screen of using and easily block up and clear up the problem that the maintenance cost is high.

The utility model provides a building vent structure, air pipe, filter screen, flabellum and bull stick, the filter screen locates air pipe's mouth of pipe, the center of filter screen is equipped with the axostylus axostyle, is equipped with the bearing on the axostylus axostyle, the flabellum cup joints on the bearing, the flabellum is rotatable to be located on the filter screen through the bearing, the bull stick is connected on the bearing; the filter screen is provided with a plurality of annular holes, a plurality of needle rods are uniformly distributed on the rotating rod, and the needle rods are positioned in the annular holes; the rotating rod rotates synchronously through the fan blades to drive the needle rod to rotate in the annular hole.

Further, still include the dead lever, the dead lever is connected on the filter screen.

Further, the filter screen includes a plurality of annular rings connected by a retaining bar to form a plurality of annular holes.

Furthermore, a plurality of connecting rods are uniformly distributed on the fixing rod and are respectively connected to the annular rings.

Further, the diameter of the needle bar is smaller than the width of the annular hole, so that the needle bar can rotate in the annular hole.

Further, the length of the rotating rod is smaller than the radius of the filter screen, and the length of the fixing rod is the same as the diameter of the filter screen.

Furthermore, the fan blades are multiple and are uniformly sleeved on the bearing.

The utility model discloses relative prior art has following beneficial effect:

the filter screen is provided with the fan blades and the rotating rod, the rotating rod is driven by the fan blades to rotate, and the needle rod on the rotating rod is driven by the rotating rod to rotate in the annular hole of the filter screen so as to clear away dust or dust blocked in the annular hole, so that the blockage of the filter screen is effectively reduced, and the ventilation efficiency of the ventilation pipeline is improved; and simultaneously, the frequency of cleaning the filter screen regularly is reduced, and the labor cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.

Fig. 1 is a schematic view of a building ventilation opening structure of the present invention;

FIG. 2 is a schematic view of a screen of a building ventilation opening structure of the present invention;

FIG. 3 is a front view of a screen of a building vent structure of the present invention;

FIG. 4 is a left side view of the screen of a building vent structure of the present invention;

fig. 5 is the utility model relates to a filter screen top view of building vent structure.

In the figure, 1-ventilation duct; 2-filtering the screen; 3-fan blades; 4-rotating the rod; 5-fixing the rod; 6-shaft lever; 7-a bearing; 21-an annular ring; 22-an annular hole; 41-needle bar; 51-connecting rod.

Detailed Description

In order to make the structure and features and advantages of the present invention easier to understand, preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings:

example 1:

as shown in fig. 1 to 5, the utility model provides a building ventilation opening structure, a ventilation duct 1, a filter screen 2, fan blades 3 and a rotating rod 4, wherein the filter screen 2 is arranged at the mouth of the ventilation duct 1, the center of the filter screen 2 is provided with a shaft lever 6, the shaft lever 6 is provided with a bearing 7, the fan blades 3 are sleeved on the bearing 7, the fan blades 3 can be rotatably arranged on the filter screen 2 through the bearing 7, so as to drive the fan blades 3 to rotate through the air flow in the ventilation duct 1; the rotating rod 4 is connected to the bearing 7; the filter screen 2 is provided with a plurality of annular holes 22 for filtering foreign matters in the air, a plurality of needle bars 41 are uniformly distributed on the rotating rod 4, and the needle bars 41 are positioned in the annular holes 22; the rotating rod 4 rotates synchronously through the rotation of the fan blades 3 to drive the needle rod 41 to rotate in the annular hole 22; by adopting the technical scheme, the fan blades 3 and the rotating rod 4 are arranged on the filter screen 2, the rotating rod 4 is driven by the fan blades 3 to rotate, and the needle rod 41 on the rotating rod 4 is driven by the rotating rod 4 to rotate in the annular hole 22 of the filter screen 2 so as to clear away dust or dust blocked in the annular hole 22, so that the blockage of the filter screen 2 is effectively reduced, and the ventilation efficiency of the ventilation pipeline 1 is improved; and simultaneously, the frequency of cleaning the filter screen 2 regularly is reduced, and the labor cost is reduced.

Specifically, flabellum 3 is the multi-disc, and flabellum 3 equipartition cup joints on bearing 7, through setting up multi-disc flabellum 3, also makes flabellum 3 can carry out the rotation under the effect of air current in air pipe 1 to drive bull stick 4 and rotate and clear away dust or dust on filter screen 2.

The utility model discloses a theory of operation is: set up the filter screen 2 that has annular hole 22 on air pipe 1, flabellum 3 passes through that bearing 7 is rotatable to be set up on the axostylus axostyle 6 at filter screen 2 middle part, air current through air pipe 1 drives flabellum 3 and rotates, bull stick 4 connected on bearing 7 rotates under the rotation of flabellum 3 together, the equipartition sets up the needle bar 41 on bull stick 4 at bull stick 4 pivoted in-process, the continuous annular hole 22 on filter screen 2 rotates, in order to clear away the dust or the dust that block up in annular hole 22, in order to improve filter screen 2's ventilation efficiency, and effectively reduce the too much jam that causes of filter screen 2 laying dust, reduce the frequency of regularly clearing up filter screen 2.

Example 2:

as shown in fig. 2 to 5, in combination with the technical solution of embodiment 1, in this embodiment, the fixing rod 5 is further included, the fixing rod 5 is connected to the filter screen 2 and is located at the other side of the filter screen 2, so as to prevent the rotating rod 4 from interfering with the fixing rod 5 in the rotating process, and meanwhile, the fixing rod 5 can play a role in supporting and reinforcing the filter screen 2, so that the fan blades 3 can rotate stably on the filter screen 2.

Specifically, the screen 2 includes a plurality of annular rings 21, and the annular rings 21 are connected by fixing bars 5 to form a plurality of annular holes 22, so that the needle bar 41 can be rotated in the annular holes 22 to remove dust or dirt.

Specifically, a plurality of connecting rods 51 are uniformly distributed on the fixing rod 5, the connecting rods 51 are respectively connected to the annular ring 21, and the connecting rods 51 are arranged, so that the needle bar 41 does not interfere with the fixing rod 5 in the rotating process, and the dust removal efficiency of the needle bar 41 is effectively improved.

Specifically, the diameter of the needle bar 41 is smaller than the width of the annular hole 22, so that the needle bar 41 can rotate in the annular hole 22, and the friction between the needle bar 41 and the annular ring 21 is effectively reduced. Specifically, the length of the rotating rod 4 is smaller than the radius of the filter screen 2, and the length of the fixing rod 5 is the same as the diameter of the filter screen 2, so that the rotating rod 4 does not interfere with the ventilation duct 1 during the fan blades 3 drive the rotating rod 4 to rotate, thereby influencing the rotation of the needle rod 41 in the annular hole 22.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention without departing from the scope of the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.

Claims

1. The building ventilation opening structure is characterized in that a ventilation pipeline (1), a filter screen (2), fan blades (3) and a rotating rod (4), wherein the filter screen (2) is arranged at the opening of the ventilation pipeline (1), a shaft lever (6) is arranged at the center of the filter screen (2), a bearing (7) is arranged on the shaft lever (6), the fan blades (3) are sleeved on the bearing (7), the fan blades (3) are rotatably arranged on the filter screen (2) through the bearing (7), and the rotating rod (4) is connected to the bearing (7); the filter screen (2) is provided with a plurality of annular holes (22), a plurality of needle bars (41) are uniformly distributed on the rotating rod (4), and the needle bars (41) are positioned in the annular holes (22); the rotating rod (4) rotates synchronously through the fan blades (3) to drive the needle rod (41) to rotate in the annular hole (22).

2. A building vent structure as claimed in claim 1, further comprising a fixing bar (5), said fixing bar (5) being connected to said screen (2).

3. Building vent structure according to claim 2, wherein the screen (2) comprises a plurality of annular rings (21), the annular rings (21) being connected by the fixing bars (5) to form the plurality of annular holes (22).

4. A building ventilation opening structure as claimed in claim 3, wherein a plurality of connecting rods (51) are uniformly distributed on said fixing rods (5), said connecting rods (51) being respectively connected to said annular rings (21).

5. The building vent structure of claim 4, wherein the diameter of the pin shaft (41) is less than the width of the annular aperture (22) to enable the pin shaft (41) to rotate within the annular aperture (22).

6. Building vent structure according to claim 4, wherein the length of the turning bar (4) is smaller than the radius of the screen (2) and the length of the fixing bar (5) is the same as the diameter of the screen (2).

7. The building ventilation opening structure as claimed in any one of claims 1 to 6, wherein said fan blades (3) are multi-piece, said fan blades (3) are uniformly sleeved on said bearing (7).