CN211370180U

CN211370180U - Indoor ventilation device

Info

Publication number: CN211370180U
Application number: CN201921714600.9U
Authority: CN
Inventors: 苏鹏; 冯园庆; 裴颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-13
Filing date: 2019-10-13
Publication date: 2020-08-28
Anticipated expiration: 2029-10-13

Abstract

The utility model belongs to the technical field of doors and windows, in particular to an indoor ventilation device, which comprises a wall body, a window frame fixed on the wall body and an inner shell installed on one side of the wall body, wherein the upper surface of the window frame is fixedly connected with a transverse plate, a wind-break window is hinged in the window frame, the bottom surface of the transverse plate is fixedly connected with a first fixing lug, one side of the wind-break window is fixedly connected with a second fixing lug, an electric push rod is rotationally connected in the first fixing lug, and the telescopic end of the electric push rod is rotationally connected with the second fixing lug; the centrifugal part rotates the centrifugal force that produces with the help of the main shaft and outwards slides to the window that keeps out the wind is closed to the wane on the touching wane switch, and when the main shaft slew velocity decayed certain speed, the centrifugal part shrink, thereby the window that keeps out the wind is opened to the other end of the wane on the touching wane switch, thereby the window that keeps out the wind need not artificially just can close when scraping the gale, and after the windbreak, the window that keeps out the wind can expand, has ensured indoor ventilation performance.

Description

Indoor ventilation device

Technical Field

The utility model relates to a door and window technical field especially relates to an indoor ventilation unit.

Background

Ventilation is a technology which adopts a natural or mechanical method to ensure that wind does not block and can pass through a room or a sealed environment to cause the environment suitable for air environment such as sanitation, safety and the like, and normal ventilation can improve the indoor air quality and is beneficial to health.

In daily life, when strong wind blows, the door and window need to be closed, and the ventilation between the outside and the room is temporarily stopped, so that dust, rainwater and other sundries are prevented from being blown into the room by the strong wind.

In order to solve the above problems, an indoor ventilation device is provided in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an indoor ventilation unit, the automatic switch window characteristics that have.

(II) technical scheme

In order to solve the problems, the utility model provides an indoor ventilation device, including the wall body, fix window frame on the wall body with install the interior casing of wall body one side

The upper surface of the window frame is fixedly connected with a transverse plate, a wind-break window is hinged in the window frame, the bottom surface of the transverse plate is fixedly connected with a first fixing lug, one side of the wind-break window is fixedly connected with a second fixing lug, an electric push rod is rotatably connected in the first fixing lug, and the telescopic end of the electric push rod is rotatably connected with the second fixing lug;

the inner wall of the inner shell is fixedly connected with a rocker switch, the surface of the wall body close to the inner part of the inner shell is rotatably connected with a main shaft, the main shaft penetrates through the wall body and extends outwards, one end of the main shaft far away from the inner shell is fixedly connected with a windmill, the outer side of one section of the main shaft in the inner shell is fixedly connected with a telescopic rod, one end of the telescopic rod far away from the main shaft is fixedly connected with a centrifugal piece, and the centrifugal piece is connected with the main shaft through a spring;

the rocker switch with electric putter's input signal connection, just electric putter and external power source electric connection.

Preferably, two hemispherical protrusions are installed on a rocker plate on the rocker switch.

Preferably, the rocker on the rocker switch is provided with an inclined plane.

Preferably, a through hole is formed in the wall body, a bearing is installed in the through hole, and the main shaft is rotatably connected to the wall body through the bearing.

Preferably, the centrifugal piece is rod-shaped, and one end of the centrifugal piece close to the rocker switch is hemispherical.

Preferably, the telescopic link mainly comprises interior sleeve pipe and outer tube, just the flexible length of telescopic link with the distance at the seesaw switch upwarp both ends equals.

The above technical scheme of the utility model has following profitable technological effect:

the centrifugal part rotates the centrifugal force that produces with the help of the main shaft and outwards slides to the window that keeps out the wind is closed to the wane on the touching wane switch, and, when main shaft slew velocity decayed certain speed, the centrifugal part shrink, thereby the window that keeps out the wind is opened to the other end of the wane on the touching wane switch, thereby the window that keeps out the wind need not artificially just can close when scraping the gale, and after the windbreak, the window that keeps out the wind can expand again, has ensured indoor ventilation performance.

Drawings

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

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

FIG. 3 is a schematic structural view of the spring of the present invention when no force is applied;

fig. 4 is a schematic structural view of the utility model when the middle telescopic rod is completely extended out.

Fig. 5 is a schematic structural diagram of a position a in the present invention.

Reference numerals:

1. a wall body; 11. a window frame; 12. a transverse plate; 13. a windshield window; 14. an electric push rod; 15. a first fixing lug; 16. a second fixing lug; 2. an inner housing; 21. a rocker switch; 22. a main shaft; 23. a windmill; 24. a telescopic rod; 25. a centrifuge; 26. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in FIGS. 1-5, the present invention provides an indoor ventilating device, which comprises a wall body 1, a window frame 11 fixed on the wall body 1 and an inner casing 2 installed on one side of the wall body 1

The upper surface of the window frame 11 is fixedly connected with a transverse plate 12, a wind-break window 13 is hinged in the window frame 11, the bottom surface of the transverse plate 12 is fixedly connected with a first fixing lug 15, one side of the wind-break window 13 is fixedly connected with a second fixing lug 16, an electric push rod 14 is rotatably connected in the first fixing lug 15, and the telescopic end of the electric push rod 14 is rotatably connected with the second fixing lug 16;

a rocker switch 21 is fixedly connected to the inner wall of the inner shell 2, a main shaft 22 is rotatably connected to the surface of the wall 1 close to the inner part of the inner shell 2, the main shaft 22 penetrates through the wall 1 and extends outwards, a windmill 23 is fixedly connected to one end, away from the inner shell 2, of the main shaft 22, a telescopic rod 24 is fixedly connected to the outer side of one section, located inside the inner shell 2, of the main shaft 22, a centrifugal piece 25 is fixedly connected to one end, away from the main shaft 22, of the telescopic rod 24, and the centrifugal piece 25 is;

the rocker switch 21 is in signal connection with the input end of the electric push rod 14, and the electric push rod 14 is electrically connected with an external power supply.

In this embodiment, the model of the electric push rod 14 is XC758, and the electric push rod 14 extends out to drive the windshield 13 to open or close.

In the utility model, in the using process, the electric push rod 14 is firstly connected with an external power supply, when big wind is hung outdoors, the rotating speed of the windmill 23 can be increased, so that the main shaft 22 rotates, the centrifugal piece 25 on the telescopic rod 24 is thrown outwards, because the centrifugal piece 25 is acted by centrifugal force, when the wind speed is increased to a certain extent, the centrifugal force is increased to enable the centrifugal piece 25 to touch the rocker switch 21, the rocker on the rocker switch 21 pops open, the rocker switch 21 controls the electric push rod 14, the telescopic end of the electric push rod 14 extends out, the wind blocking window 13 and the window frame 11 are closed, after the wind speed is weakened, the rotating speed of the windmill 23 is reduced, so that the centrifugal piece 25 contracts, the rocker switch 21 is touched in the contracting process of the centrifugal piece 25, the rocker switch 21 controls the electric push rod 14 to contract, the wind blocking window 13 is driven to expand, thereby realizing that the wind blocking window 13 can be closed without manual operation when big wind is scraped, and after the wind stops, the windshield 13 can be unfolded again, and the indoor ventilation performance is guaranteed.

As an example, the maximum stroke of the power push rod 14 just causes the windshield 13 to be tightly closed with the window frame 11.

As an example, fig. 3 shows the telescopic rod 24 in a fully retracted state and in a state where the spring is not deformed, and fig. 4 shows the telescopic rod 24 in a fully extended state, in which the rotation speed of the main shaft 22 is faster, so that the upper half of the rocker on the rocker switch 21 can be touched to close the windshield 13

Preferably, two hemispherical protrusions are installed on the rocker provided on the rocker switch 21.

It should be noted that, as an alternative embodiment, when the hemispherical protrusion on the rocker of the rocker switch 21 is rubbed by the side surface of the centrifugal member 25, the force generated when the centrifugal member 25 rotates may press the rocker on the rocker switch 21, so that the rocker pops open.

Preferably, the rocker switch 21 has a rocker with an inclined surface.

It should be noted that, as an alternative embodiment, the inclined surface on the rocker of the rocker switch 21 is larger than the hemispherical protrusion, and the centrifugal piece 25 slides to touch the rocker, but both can achieve the effect that the centrifugal piece 25 touches the rocker.

Preferably, a through hole is formed in the wall body 1, a bearing is installed in the through hole, and the main shaft 22 is rotatably connected to the wall body 1 through the bearing.

It should be noted that, by providing a bearing outside the main shaft 22, the rotational friction between the main shaft 22 and the wall 1 is reduced, so that the rotational resistance of the main shaft 22 is smaller.

Preferably, the centrifugal member 25 is rod-shaped, and one end of the centrifugal member 25 close to the rocker switch 21 is hemispherical.

It should be noted that the hemispherical design of one end of the rocker switch 21 makes it easier to activate the rocker switch 21 during the circular motion of the centrifugal member 25.

Preferably, the telescopic rod 24 mainly comprises an inner sleeve and an outer sleeve, and the telescopic length of the telescopic rod 24 is equal to the distance between the two ends of the upper rocker of the rocker switch 21.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The indoor ventilation device is characterized by comprising a wall body (1), a window frame (11) fixed on the wall body (1) and an inner shell (2) arranged on one side of the wall body (1)

The upper surface of the window frame (11) is fixedly connected with a transverse plate (12), a wind-break window (13) is hinged in the window frame (11), the bottom surface of the transverse plate (12) is fixedly connected with a first fixing lug (15), one side of the wind-break window (13) is fixedly connected with a second fixing lug (16), the first fixing lug (15) is rotatably connected with an electric push rod (14), and the telescopic end of the electric push rod (14) is rotatably connected with the second fixing lug (16);

the inner wall of the inner shell (2) is fixedly connected with a rocker switch (21), the surface of the wall body (1) close to the inner part of the inner shell (2) is rotatably connected with a main shaft (22), the main shaft (22) penetrates through the wall body (1) and extends outwards, one end, far away from the inner shell (2), of the main shaft (22) is fixedly connected with a windmill (23), the main shaft (22) is located at one section of the outer side of the inner shell (2) and is fixedly connected with an expansion link (24), one end, far away from the main shaft (22), of the expansion link (24) is fixedly connected with a centrifugal piece (25), and the centrifugal piece (25) is connected with the main shaft (22) through a spring (26);

the rocker switch (21) is in signal connection with the input end of the electric push rod (14), and the electric push rod (14) is electrically connected with an external power supply.

2. An indoor ventilating device according to claim 1, wherein two hemispherical protrusions are installed on a seesaw provided on the seesaw switch (21).

3. An indoor ventilation device according to claim 1, wherein a rocker provided on the rocker switch (21) is provided with an inclined surface.

4. An indoor ventilation device according to claim 1, wherein the wall body (1) is provided with a through hole, a bearing is installed in the through hole, and the main shaft (22) is rotatably connected to the wall body (1) through the bearing.

5. An indoor ventilation arrangement according to claim 1, wherein the centrifugal member (25) is rod-shaped and the end of the centrifugal member (25) adjacent the rocker switch (21) is hemispherical.

6. An indoor ventilation device according to claim 1, wherein the telescopic rod (24) mainly comprises an inner sleeve and an outer sleeve, and the telescopic length of the telescopic rod (24) is equal to the distance between the two ends of the upper rocker of the rocker switch (21).