CN209101492U - A kind of new blower of regurgitation return valve and its composition - Google Patents
A kind of new blower of regurgitation return valve and its composition Download PDFInfo
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- CN209101492U CN209101492U CN201821918417.6U CN201821918417U CN209101492U CN 209101492 U CN209101492 U CN 209101492U CN 201821918417 U CN201821918417 U CN 201821918417U CN 209101492 U CN209101492 U CN 209101492U
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- regurgitation
- return valve
- baffle
- new blower
- connector
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Abstract
The utility model discloses a kind of regurgitation return valve and its new blowers of composition.The regurgitation return valve includes the baffle made of elastic material, connector and flange, and flange is arranged on the air draft air port of new blower, and baffle is fixed together by connector and flange.This regurgitation return valve is not only simple in structure, is easy for installation, and, this regurgitation return valve is not necessarily to any additional control, only by the effect of indoor wind or outdoor wind-force and negative pressure, it can be realized and open or close this regurgitation return valve, so that air draft air port is in the open state or closed state.
Description
Technical field
The utility model relates to a kind of regurgitation return valves, also relate to a kind of fresh air being made of the regurgitation return valve
Machine.
Background technique
With the continuous improvement of people's living standards, the requirement for household condition also increases accordingly, present many families
It is assembled with new blower (including fresh air purified scavenger, fresh air purifier and fresh air ventilator etc.), to keep room air
It is pure and fresh.
Existing new blower is when draining into outdoor from air draft air port for indoor return air, since the air draft air port of new blower is in
Open state influences indoor temperature so that outdoor high wind can inversely invade interior.Also, contact high wind for a long time, to new
The components of blower will also result in certain damage.
For this reason, it may be necessary to choke device be arranged in the air draft air port of new blower, to prevent outdoor high wind from can inversely invade room
It is interior.Existing choke device generallys use Electric air valve to open or close the air draft air port of new blower；But due to Electric air valve
Part it is more and part junction is also required to additional seal so that its structure is more complex, be also easy to poorly sealed ask occur
Topic；Meanwhile the Electric air valve also need it is automatically controlled so that its failure rate is higher.Therefore, choke device uses the choke of Electric air valve
The effect is unsatisfactory.
Summary of the invention
Primary technical problem to be solved in the utility model is to provide a kind of regurgitation return valve.
Another technical problem to be solved in the utility model is to provide a kind of to be made of above-mentioned regurgitation return valve
New blower.
To achieve the goals above, the utility model adopts the following technical solutions:
According to the utility model embodiment in a first aspect, provide a kind of regurgitation return valve, including it is made of elastic material
Baffle, connector and flange, the flange is arranged on the air draft air port of new blower, the baffle by the connector with
The flange is fixed together.
Wherein more preferably, when the air quantity of the exhaust fan of the new blower is enough to blow open the baffle, the baffle
The thickness for extending to both sides from centre is identical.
Wherein more preferably, when the deficiency in draught of the exhaust fan of the new blower is to blow the baffle open, the gear
On piece is arranged the thickness at the position of the connector and is less than the thickness for being located at the position areas at both sides.
Wherein more preferably, the middle position of the baffle is arranged in the connector.
Wherein more preferably, the connector is set as strip structure, also, the both ends of the connector are close to the baffle
The edge of the position of the connector is set.
Wherein more preferably, the cruciform girder for preventing the baffle suck-back from entering exhaust fan is provided on the flange.
According to a second aspect of the embodiments of the present invention, a kind of new blower is provided, the new blower includes above-mentioned regurgitation
The air draft air port of new blower is arranged in return valve, the regurgitation return valve.
The new blower of regurgitation return valve and its composition provided by the utility model uses baffle made of elastic material, and
Baffle is fixed together by connector and flange, to realize the air draft air port that this regurgitation return valve is installed on to new blower
On.This regurgitation return valve is not only simple in structure, is easy for installation, moreover, this regurgitation return valve is not necessarily to any additional control, Jin Jintong
The effect for crossing indoor wind or outdoor wind-force and negative pressure can be realized and open or close this regurgitation return valve, so that row
Wind air port is in the open state or closed state.
Detailed description of the invention
Fig. 1 is the decomposition diagram of regurgitation return valve provided by the utility model；
Fig. 2 is a kind of installation condition schematic diagram of regurgitation return valve provided by the utility model；
Fig. 3 is the structural schematic diagram that another regurgitation return valve provided by the utility model is installed on new blower.
Specific embodiment
The technology contents of the utility model are described in further detail in the following with reference to the drawings and specific embodiments.
As depicted in figs. 1 and 2, regurgitation return valve provided by the utility model include the baffle 1 made of elastic material,
Connector 2 and flange 3；Flange 3 is arranged on the air draft air port of new blower, and baffle 1 is fixed on one by connector 2 and flange 3
It rises, so that baffle 1 is arranged on the air draft air port of new blower.Wherein, be made baffle 1 elastic material can for silica gel,
Rubber etc. has the material of certain elasticity and hardness.
When needing that indoor return air is drained into outdoor using new blower, need to open the air draft air port for being located at fresh air machine
Exhaust fan is bent baffle 2 to outdoor direction using the dynamics of the air quantity of exhaust fan blowout, i.e., by baffle 2 to outdoor side
To blowing open, so that air draft air port is in the open state, in order to which indoor return air is drained into outdoor from air draft air port.
It is using new blower that indoor return air is sent to the room after filtering when needing, so that new blower is in indoor interior circulation
It when mode operation conditions, needs to close the exhaust fan in the air draft air port for being located at fresh air machine, while opening and being located at sending for fresh air machine
Breeze fan at wind air port, at this point, baffle 1 due to negative pressure and outdoor fresh air the effect of brushing and be automatically closed, i.e., so that gear
Piece 1 is tightly pasted on flange 3 under the effect of brushing of negative pressure and outdoor fresh air, so that air draft air port is in close state,
To prevent outdoor fresh air from entering interior.
For the ease of opening or closing baffle 1, so that the air draft air port of new blower is corresponding in the open state or closes
State, wherein preferably, connector 2 to be arranged in the middle position of baffle 1.It specifically, can be in connector 2 and flange 3
On connecting hole is respectively set, the connecting hole respectively with 1 middle position of baffle setting connecting hole it is corresponding, to realize using spiral shell
Baffle 1 is fixed together by connector 2 with flange 3 by the mode connect.Since the material of baffle 1 is elastic material, so that should
Baffle 1 is soft, and the hardness of baffle 1 is about 40A, consequently facilitating by indoor wind by baffle 1 along 2 quilt of connector
It blows open, i.e. opening baffle 1, so that air draft air port is in the open state.Alternatively, by the effect of outdoor wind-force and negative pressure by baffle
1 is tightly pasted on flange 3, i.e. closing baffle 1, so that air draft air port is in close state, and makes at this regurgitation return valve
There is good sealing effect when closed state.
According to the air quantity of the exhaust fan of different new blowers, the thickness of baffle 1 is adjusted, so that baffle 1 can be beaten
It opens.Specifically, when the air quantity of exhaust fan is larger, and is enough to blow open baffle 1, the integral thickness of baffle 1 is evenly distributed,
I.e. baffle 1 is identical from the intermediate thickness for extending to both sides.When the air quantity of exhaust fan is smaller, and is not enough to blow open baffle 1,
In order to reduce the drag effect of baffle, the thickness being arranged at the position of connector 2 on baffle 1 can be less than positioned at the position two
The thickness of border region, i.e., so that baffle 1 is the structure of intermediate thin both sides thickness, consequently facilitating being blown open baffle by indoor wind.
Therefore, according to the air quantity requirement of the exhaust fan of different new blowers, so that this regurgitation return valve has different specifications.Pass through choosing
Take the regurgitation return valve to match with corresponding new blower, and the regurgitation return valve be installed on air draft air port, thus realize by
Air draft air port is in the open state or closed state.It, directly will be with new blower phase also, when needing replacing this regurgitation return valve
Matched regurgitation return valve is installed to air draft air port.
In addition, the edge that the position of connector 2 is arranged in baffle 1 in order to prevent is blown afloat under the action of wind-force indoors, it can
To set strip structure for connector 2, also, the side of the position of connector 2 is arranged close to baffle 1 for the both ends of the connector 2
Edge.Wherein, connector 2 can be made of metal or nonmetallic materials, such as can be using materials systems such as plastics, metal plate, iron
At.
According to the size in the air draft air port of new blower, in order to prevent because air draft air ports size is excessive, and make in room
1 suck-back of baffle is entered in exhaust fan under the action of outer wind-force and negative pressure, as shown in figure 3, cross cross can be arranged on flange 3
Beam 4.
The utility model additionally provides a kind of new blower.Above-mentioned regurgitation reflux is installed on the air draft air port of the new blower
Valve.On the one hand, the dynamics of the air quantity blown out by exhaust fan opens this regurgitation return valve, opens so that air draft air port is in
Indoor return air is drained into outdoor from air draft air port to realize by state.On the other hand, blowing by negative pressure and outdoor fresh air
This regurgitation return valve is closed in the effect of stroking, so that air draft air port, which is in, closes open state, to prevent outdoor fresh air from entering
Interior, to realize that new blower is in circulation pattern operating status in interior.
It is emphasized that this regurgitation return valve can be installed on any new blower with air draft air port, for example, such as
Shown in Fig. 3, a kind of cabinet type fresh air purified scavenger of this regurgitation return valve is installed, the cabinet type fresh air purified scavenger it is other
The structure of component is identical as the structure of existing cabinet type fresh air purified scavenger, and details are not described herein.This regurgitation return valve can be with
It is installed on the air draft air port of fresh air ventilator and fresh air purifier, the knot of other components of fresh air ventilator and fresh air purifier
Structure is identical as the structure of existing fresh air ventilator and fresh air purifier, does not also detail one by one herein.
The new blower of regurgitation return valve and its composition provided by the utility model uses the baffle of material, and baffle is led to
It crosses connector to be fixed together with flange, this regurgitation return valve is installed on the air draft air port of new blower to realize.This is anti-
Inverse return valve is not only simple in structure, is easy for installation, moreover, this regurgitation return valve is not necessarily to any additional control, only by interior
The effect of wind-force or outdoor wind-force and negative pressure can be realized and open or close this regurgitation return valve, so that air draft air port
In the open state or closed state.
The new blower of regurgitation return valve provided by the utility model and its composition is described in detail above.It is right
For those of ordinary skill in the art, under the premise of without departing substantially from the utility model in essence spirit to its done any aobvious and
The change being clear to will all belong to the protection scope of the utility model patent power.
Claims (7)
1. a kind of regurgitation return valve, which is characterized in that including the baffle made of elastic material, connector and flange, the method
Orchid is arranged on the air draft air port of new blower, and the baffle is fixed together by the connector and the flange.
2. regurgitation return valve as described in claim 1, it is characterised in that:
When the air quantity of the exhaust fan of the new blower is enough to blow open the baffle, the baffle extends to both sides from centre
Thickness it is identical.
3. regurgitation return valve as described in claim 1, it is characterised in that:
When the deficiency in draught of the exhaust fan of the new blower is to blow the baffle open, the connection is set on the baffle
Thickness at the position of part is less than the thickness positioned at the position areas at both sides.
4. regurgitation return valve as described in claim 1, it is characterised in that:
The middle position of the baffle is arranged in the connector.
5. regurgitation return valve as described in claim 1, it is characterised in that:
The connector is set as strip structure, also, the connector is arranged close to the baffle in the both ends of the connector
Position edge.
6. regurgitation return valve as described in claim 1, it is characterised in that:
The cruciform girder for preventing the baffle suck-back from entering exhaust fan is provided on the flange.
7. a kind of new blower, it is characterised in that including just like regurgitation return valve described in any one of claim 1~6, institute
State the air draft air port that new blower is arranged in regurgitation return valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821918417.6U CN209101492U (en) | 2018-11-21 | 2018-11-21 | A kind of new blower of regurgitation return valve and its composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821918417.6U CN209101492U (en) | 2018-11-21 | 2018-11-21 | A kind of new blower of regurgitation return valve and its composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209101492U true CN209101492U (en) | 2019-07-12 |
Family
ID=67160722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821918417.6U Active CN209101492U (en) | 2018-11-21 | 2018-11-21 | A kind of new blower of regurgitation return valve and its composition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209101492U (en) |
-
2018
- 2018-11-21 CN CN201821918417.6U patent/CN209101492U/en active Active
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