CN206234985U - A kind of mounting flange and its VMC - Google Patents

Abstract

The utility model provides a mounting flange and a fresh air system thereof. The mounting flange includes a blocking plate body, and the blocking plate body is provided with a ventilation port connecting the indoor and outdoor. An annular protrusion is arranged on the top; the annular protrusion is used to connect with the air inlet of the ventilation pipe. The utility model has the advantages of simple structure and convenient use. A vent connecting indoor and outdoor can be set through the window without any civil engineering. The pipeline of the fresh air system is connected with the vent, which can realize the installation of the fresh air system. Moreover, the cost is low and the installation is quick, which can realize the quick installation of the fresh air system; in the case of non-smoggy weather or a better fresh air system, only the installation flange needs to be removed, and the window sash can still be closed as usual, so the replacement cost is low.

Description

A mounting flange and its fresh air system

technical field

The utility model relates to the technical field of fresh air systems, in particular to a mounting flange and a fresh air system.

Background technique

At present, the existing air purification method is to place an air purifier indoors to absorb harmful gases. The air purifier is composed of a fan, a filter material, and an electrostatic precipitator. Start the fan to circulate the indoor air. When PM2.5 or other harmful particles pass through the filter inside the device, they will be absorbed, thereby reducing the concentration of harmful gases in the room, thereby achieving the purpose of purifying the air.

However, in a closed environment, indoor carbon dioxide cannot be removed, and the harmful gas emitted by the building itself and the secondary pollution caused by the purifier, such as the ozone generated by some purifiers using the principle of electrostatic dust removal, if it cannot be discharged outdoors in time, Being in this environment for a long time will also endanger your health.

Although the current air purifiers purify the indoor air, when people stay indoors for a long time, the concentration of carbon dioxide in the room will gradually increase and the oxygen content will decrease, which will cause people to be generally hypoxic. People get tired and sleepy easily, and their minds are not clear. For the elderly and children, the harm is even greater.

In order to further overcome the problem of indoor hypoxia, it is necessary to install a fresh air system with a filter system.

However, the current fresh air system generally needs to be installed simultaneously during decoration, and holes need to be drilled through the wall, and the indoor fan is connected to the outdoor through pipelines.

Therefore, the project is relatively large, and it is more troublesome to install the fresh air system once you move in, and the overall cost is relatively high.

Utility model content

The purpose of the utility model is to provide a mounting flange and its fresh air system, so as to solve the technical problems in the prior art that the fresh air system needs to dig a hole through the wall, the installation process is large, and the cost is high.

In order to solve the above technical problems, the utility model provides a mounting flange, including:

Blocking plate body, used to block the window opening after the sash is opened;

The blocking plate body is provided with a ventilation port connecting the indoor and outdoor.

Further, the vent is provided with an annular protrusion on the mouth edge on one side of the room; the annular protrusion is used to connect with the air inlet of the ventilation pipe.

The utility model has the advantages of simple structure and convenient use. A vent connecting indoor and outdoor can be set through the window without any civil engineering. The pipeline of the fresh air system is connected with the vent, which can realize the installation of the fresh air system.

Moreover, the cost is low and the installation is quick, which can realize the quick installation of the fresh air system; in the case of non-smoggy weather or a better fresh air system, only the installation flange needs to be removed, and the window sash can still be closed as usual, so the replacement cost is low.

Further, the sealing plate body includes several sealing plates arranged side by side at intervals; an interlayer is arranged between two adjacent sealing plates.

Further, the interlayer is filled with thermal insulation material.

Further, the thermal insulation material is polystyrene foam, extruded polystyrene foam, polyurethane foam, rock (mineral) wool, glass wool felt and other materials.

Further, the sealing plate body includes two sealing plates arranged side by side at intervals; an interlayer is arranged between the two sealing plates.

Further, the sealing plate body includes three sealing plates arranged side by side at intervals; two interlayers are arranged between the three sealing plates.

Further, the periphery of the interlayer is sealed, and the interlayer is a vacuum chamber.

Further, support particles are dispersed in the interlayer, and the support particles are used to prevent the sealing plates on both sides of the interlayer from being deformed and bonded together under the action of vacuum negative pressure.

Further, the support particles are columnar or spherical metal particles or glass particles.

Further, a sealing strip is provided on the periphery of the blocking plate, and the sealing strip is used to seal the gap between the blocking plate and the window opening.

Further, the gap between the blocking plate body and the window opening is filled with sealant.

Further, the sealant is glass glue or electrostatic glue.

Further, the sealing plate is made of transparent material;

Specifically, the sealing plate is made of a transparent acrylic plate.

The utility model has the advantages of simple structure and convenient use. A vent connecting indoor and outdoor can be set through the window without any civil engineering. The pipeline of the fresh air system is connected with the vent, which can realize the installation of the fresh air system.

Moreover, the cost is low and the installation is quick, which can realize the quick installation of the fresh air system; in the case of non-smoggy weather or a better fresh air system, only the installation flange needs to be removed, and the window sash can still be closed as usual, so the replacement cost is low.

In addition, the utility model also discloses a fresh air system using the above-mentioned installation flange, and the fresh air system includes a primary air filter unit;

The primary air filter unit includes a fan and an air filter;

The air inlet of the primary air filter unit communicates with the vent on the blocking plate through a pipeline.

Further, the primary air filter unit is a fan filter unit (FFU).

The core component FFU is a standardized industrial product. The fresh air system composed of it has mature technology for filtering particulate matter, good effect, large air volume and long filter life.

Further, the air filter device includes a PPE filter screen and an activated carbon filter element.

Further, the fresh air system also includes a secondary filter device arranged on the air duct subsequent to the primary air filter unit.

Further, the secondary filter device is a HEPA filter.

Further, the fresh air system further includes a step-down transformer, and the fan is connected to a power supply through a step-down transformer.

Further, the step-down transformer is a 220V to 100V transformer.

After connecting the step-down transformer, the noise of the filtering system is significantly reduced, which is more suitable for home use.

Further, the fresh air system also includes a wifi smart socket, and the fresh air system is connected to the power supply through the wifi smart socket.

The wifi smart socket allows remote control and sets cycle timing for the device, which is more convenient to use.

By adopting the above technical scheme, the utility model has the following beneficial effects:

Compared with the general fresh air system, the fresh air system provided by the utility model utilizes the existing window of the building, and does not need to open holes on the wall; the open pipe does not destroy the original house decoration structure, and the installation is convenient and does not affect the existing With decoration, it is easy to install in the living room; the applicable area is large, the cost is low (currently less than 2,000 yuan), and the cost performance is high; after the step-down transformer is connected, the noise of the equipment is significantly reduced, making it more suitable for home use.

Description of drawings

In order to more clearly illustrate the specific implementation of the present utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description The drawings show some implementations of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the front view of a kind of installation flange that the utility model embodiment 1 provides;

Fig. 2 is a sectional view of a mounting flange provided by Embodiment 1 of the present utility model;

Fig. 3 is a schematic diagram of the structure of an insulating material provided in the interlayer of a mounting flange provided by Embodiment 1 of the utility model;

Fig. 4 is a structural schematic diagram of a vacuum setting for an installation flange interlayer provided by Embodiment 1 of the present invention;

Fig. 5 is a schematic structural diagram of a fresh air system provided by Embodiment 2 of the present utility model.

Reference signs:

10-blocking plate; 11-ventilation opening; 12-annular protrusion; 13-sealing plate; 14-interlayer; 15-insulation material; 16-support particles; 20-primary air filter unit; Air filter device; 23-step-down transformer; 24-wifi smart socket; 30-secondary filter device; 31-pipeline.

detailed description

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

The utility model will be further explained below in conjunction with specific embodiments.

Example 1

As shown in Figures 1-4, a mounting flange provided in this embodiment includes:

The blocking plate body 10 is used to block the window opening after the sash is opened;

The blocking plate body 10 is provided with a vent 11 connecting the indoor and outdoor.

The vent 11 is provided with an annular protrusion 12 on the mouth edge of the indoor side; the annular protrusion 12 is used to connect with the air inlet of the ventilation pipe.

The utility model is simple in structure, easy to use, does not need any civil engineering just can set up a vent 11 that connects indoor and outdoor through the window, and the pipeline of fresh air system is connected with this vent 11, both can realize the installation of fresh air system.

Moreover, the cost is low and the installation is quick, which can realize the quick installation of the fresh air system; in the case of non-smoggy weather or a better fresh air system, only the installation flange needs to be removed, and the window sash can still be closed as usual, so the replacement cost is low.

The sealing plate body 10 includes several sealing plates 13 arranged side by side at intervals; an interlayer 14 is arranged between two adjacent sealing plates 13 .

In this embodiment, the sealing plate body 10 includes two sealing plates 13 arranged side by side at intervals; an interlayer 14 is arranged between the two sealing plates 13 .

As shown in FIG. 3 , in order to improve the thermal insulation performance of the plugging plate and avoid the indoor temperature falling due to opening windows in winter, the interlayer 14 is filled with thermal insulation material 15 .

Wherein, the thermal insulation material 15 may be one of materials such as polystyrene foam, extruded polystyrene foam, polyurethane foam, rock (mineral) wool, and glass wool felt.

The number of interlayers can be appropriately increased according to heat preservation requirements. For example, the sealing plate body 10 includes three sealing plates 13 arranged side by side at intervals; two interlayers 14 are arranged between the three sealing plates 13 .

In order to improve the thermal insulation performance of the sealing plate body, the sealing plate body 10 can also adopt a vacuum setting. As shown in FIG. 4 , the periphery of the interlayer 14 is sealed, and the interlayer 14 is a vacuum chamber.

Support particles 16 are scattered in the interlayer 14, and the support particles 16 are used to prevent the sealing plates 13 on both sides of the interlayer 14 from being deformed under the action of vacuum negative pressure and bonded together.

The supporting particles 16 are columnar or spherical metal particles or glass particles.

When sealing with the window, a sealing strip is provided around the sealing plate body 10, and the sealing strip is used to seal the gap between the sealing plate body 10 and the window opening.

The gap between the blocking plate body 10 and the window opening may also be filled with sealant. The sealant is glass glue or electrostatic glue.

The sealing plate 13 is preferably made of a transparent material; thereby improving light transmission and avoiding affecting indoor lighting.

In this embodiment, the sealing plate 13 is made of a transparent acrylic plate.

The utility model is simple in structure, easy to use, does not need any civil engineering just can set up a vent 11 that connects indoor and outdoor through the window, and the pipeline of fresh air system is connected with this vent 11, both can realize the installation of fresh air system.

Moreover, the cost is low and the installation is quick, which can realize the quick installation of the fresh air system; in the case of non-smoggy weather or a better fresh air system, only the installation flange needs to be removed, and the window sash can still be closed as usual, so the replacement cost is low.

Example 2

In this embodiment, the utility model discloses a fresh air system using the above-mentioned mounting flange, as shown in FIG. 5 , the fresh air system includes a primary air filter unit 20;

The primary air filter unit 20 includes a blower fan 21 and an air filter device 22;

The air inlet of the primary air filter unit 20 communicates with the vent 11 on the blocking plate body 10 through a pipeline 31 .

The primary air filtration unit 20 is a fan filter unit (FFU).

The core component FFU is a standardized industrial product. The fresh air system composed of it has mature technology for filtering particulate matter, good effect, large air volume and long filter life.

The air filter device 22 includes a PPE filter screen and an activated carbon filter element.

The fresh air system also includes a secondary filter device 30 arranged on the air duct following the primary air filter unit 20 .

The secondary filter device 30 is a HEPA filter.

The fresh air system also includes a step-down transformer 23 through which the blower fan 21 is connected to the power supply.

The step-down transformer 23 is a transformer 23 for converting 220V to 100V.

After the step-down transformer 23 is connected, the noise of the filtering system is significantly reduced, which is more suitable for family use.

The fresh air system also includes a wifi smart socket 24, and the fresh air system is connected to the power supply through the wifi smart socket 24.

The wifi smart socket 24 allows remote control and setting cycle timing for the device, which is more convenient to use.

Compared with the general fresh air system, the fresh air system provided by the utility model utilizes the existing window of the building, and does not need to open holes on the wall; the open pipe does not destroy the original house decoration structure, and the installation is convenient and does not affect the existing With decoration, it is easy to install in the living room; the applicable area is large, the cost is low (currently less than 2,000 yuan), and the cost performance is high; after the step-down transformer is connected, the noise of the equipment is significantly reduced, making it more suitable for home use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the various embodiments of the present invention Scope of technical solutions.

Claims (10)

1. a kind of mounting flange, it is characterised in that including：

Closure plate body, window opening is blocked after being opened for sash；

The ventilating opening of connection indoor and outdoor is provided with the closure plate body；

The ventilating opening is provided with annular protrusion in the opening's edge of side indoors；The annular protrusion is used for and ventilation duct air inlet Connection.

2. mounting flange according to claim 1, it is characterised in that the closure plate body sets including several spacing side by side The shrouding put；Interlayer is provided between two neighboring shrouding.

3. mounting flange according to claim 2, it is characterised in that insulation material is filled with the interlayer.

4. mounting flange according to claim 2, it is characterised in that the closure plate body includes that two spacing side by side are set Shrouding；An interlayer is provided between two shroudings；Or, the closure plate body includes the envelope that three spacing side by side are set Plate；Two interlayers are provided between three shroudings.

5. mounting flange according to claim 2, it is characterised in that the peripheral sealing of the interlayer is set, the interlayer It is a vacuum chamber.

6. mounting flange according to claim 5, it is characterised in that support particle, the branch are scattered with the interlayer Support particle is used to avoid the shrouding of interlayer both sides from deforming in the presence of negative pressure of vacuum and fit together.

7. mounting flange according to claim 1, it is characterised in that the periphery of the closure plate body is provided with sealing strip, The sealing strip is used to seal the gap between the closure plate body and window opening.

8. a kind of VMC of mounting flange described in use claim any one of 1-7, it is characterised in that the VMC Including primary air filter element；

The primary air filter element includes blower fan and air filter；

The air inlet of the primary air filter element is connected by pipeline with the ventilating opening on the closure plate body.

9. VMC according to claim 8, it is characterised in that the primary air filter element is blower fan filtering machine Group；The air filter includes PPE filter screens and active carbon filter core；The VMC also includes being arranged on the primary sky Two-stage filter on the follow-up air channel of gas filter element；The two-stage filter is HEPA filter screens.

10. VMC according to claim 8, it is characterised in that the VMC also includes step-down transformer, institute Blower fan is stated to be connected with power supply by step-down transformer.