CN206399102U - Air extractor and the refrigerator with air extractor - Google Patents
Air extractor and the refrigerator with air extractor Download PDFInfo
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- CN206399102U CN206399102U CN201621344383.5U CN201621344383U CN206399102U CN 206399102 U CN206399102 U CN 206399102U CN 201621344383 U CN201621344383 U CN 201621344383U CN 206399102 U CN206399102 U CN 206399102U
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- air extractor
- cavity
- discharge chamber
- moving body
- chamber
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Abstract
The utility model discloses a kind of air extractor and the refrigerator with air extractor, wherein air extractor is used for the vacuum equipments such as refrigerator.The air extractor is connected with the storage space of refrigerator, including：Cavity with chamber, the cavity is connected to the storage space provided with the air inlet with the chamber and gas outlet, the air inlet by pipeline；The discharge chamber being connected with the gas outlet, the discharge chamber is provided with exhaust outlet and the interface being connected with the gas outlet；It is arranged on the moving body on the cavity；Drive the moving body mobile drive device so as to change cavity space size in the cavity；Wherein, the drive device drives the moving body to be moved in the cavity, so that the gas in the storage space is fed through in the discharge chamber after buffering from exhaust outlet discharge via the air inlet suction chamber, and by gas via the gas outlet.
Description
【Technical field】
The utility model is related to a kind of air extractor, especially with regard to a kind of vacuum suction device for refrigerator.
【Background technology】
The refrigerator that can preserve article in a low pressure environment is known in the prior art.This refrigerator generally has can
The storeroom (being commonly called as " vacuum chamber ") of evacuation, by the way that the gas in storeroom is at least partly detached, the sky in reduction storeroom
Gas content is to weaken the oxidizing process of food, so as to extend holding time and the quality of food.
In the prior art, the vavuum pump for refrigerator, is connected, very with the storeroom of refrigerator by pumping paths such as pipelines
Empty pump include motor, cylinder, by motor-driven area's handle linkage, be contained in the driving of cylinder Nei Bingyou areas handle linkages and
Can in cylinder reciprocating piston.Piston is in cylinder motion so as to the space in compression cylinder to realize in storeroom
Gas extract out.But it is due to that air-flow of the piston in compression in cylinder easily produces impact, so as to produce noise.Prior art
The vavuum pump of middle other forms also easily produces noise in pumping process.
The noise problem being also easy to produce for the vacuum suction device of refrigerator in the prior art in pumping process, at present not yet
Propose effective solution.
【The content of the invention】
The utility model provides a kind of air extractor, at least solves the vacuum suction device of refrigerator in the prior art in pumping
During the noise problem that is also easy to produce.
In order to realize purpose, one side of the present utility model is set there is provided a kind of air extractor for vacuum such as refrigerators
It is standby.
According to a kind of air extractor of the present utility model, the air extractor is connected with the storage space of refrigerator, including：
Cavity with chamber, the cavity passes through pipe provided with the air inlet with the chamber and gas outlet, the air inlet
Road is connected to the storage space；The discharge chamber being connected with the gas outlet, the discharge chamber provided with exhaust outlet and with it is described
The interface of gas outlet connection；It is arranged on the moving body on the cavity；Drive the moving body in the cavity it is mobile so as to
Change the drive device of cavity space size；Wherein, the drive device drives the moving body to be moved in the cavity, with
Gas in the storage space is sucked into the chamber via the air inlet, and gas is sent into via the gas outlet
From exhaust outlet discharge after being buffered into the discharge chamber.By moving body, the mobile realization of such as piston is evacuated, and will be extracted out
Gas feeding discharge chamber in, by the buffering of discharge chamber, can directly weaken the impact of air-flow, slow discharge, so as to drop
The low generation of noise.
Preferably, the gas outlet is provided with two or more, is connected respectively with the interface on the discharge chamber.According to
Different cavitys, the cavity such as with two chambers, to that should have two gas outlets, can also connect with the interface on discharge chamber respectively
Connect.
Preferably, the discharge chamber is provided with the interface that two or more coordinate with the gas outlet.
Preferably, provided with two or more discharge chambers, the gas outlet respectively with the discharge chamber
Interface is connected.Can according to two discharge chambers of structure setting of air extractor so that the above-mentioned cavity with two chambers goes out
Gas port can be connected with the interface on two discharge chambers respectively.
Preferably, the discharge chamber is provided with the valve body for being turned on and off the interface.General air extractor will set valve
Body, prevents airflow reflux, and the valve body can be arranged on discharge chamber.
Preferably, the valve body is the valve block that the interface is turned on and off using pressure difference.This valve block is check valve, profit
With in pumping process, the pressure differential change of cavity and discharge chamber effectively prevents gas so as to realize the opening and closing of valve body
Backflow.
Preferably, the valve block is provided with opening and tongue piece；The opening is docked with the exhaust outlet, and the tongue piece is in pressure
The interface is turned on and off in the presence of power difference.
Preferably, the cavity, the discharge chamber and the drive device are arranged in box body.Can by overall package
Preferably it is easy to be assembled in refrigerator.
Preferably, the drive device is calutron, and the moving body is provided with by calutron driving forever
Magnet；The calutron is by producing permanent magnet described in magnetically-actuated to drive the moving body reciprocating.
Preferably, the calutron includes coil and iron core；The moving body is arranged in the cavity, the permanent magnetism
Body is arranged between the two poles of the earth of the iron core.
Preferably, the drive device is motor, and the moving body is piston；The motor is driven by eccentric wheel apparatus
The piston is reciprocating.
Another aspect of the present utility model, additionally provides a kind of refrigerator, and the refrigerator has any one above-mentioned pumping
Device；And with the mechanical valve for controlling the air inlet to be turned on and off.
By the utility model, solve that the vacuum suction device of refrigerator in the prior art is also easy to produce in pumping process makes an uproar
Mail is inscribed, and weakening gas shock can be done using the utility model, reduces noise problem, and can be used in a variety of air extractors,
Facilitate easy-to-use.
【Brief description of the drawings】
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is the structural representation (one) of air extractor in first embodiment；
Fig. 2 is the structural representation (two) of air extractor in first embodiment；
Fig. 3 is the structural representation (one) of discharge chamber in first embodiment；
Fig. 4 is the structural representation (two) of discharge chamber in first embodiment；
Fig. 5 is the structural representation of air extractor in second embodiment.
【Embodiment】
Describe the utility model in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that not rushing
In the case of prominent, the feature in embodiment and embodiment in the application can be mutually combined.
Air extractor in two embodiments of the present utility model, the vacuum fresh-keeping system for refrigerator.
First embodiment provides a kind of air extractor, and Fig. 1 is the structural representation (one) of air extractor in first embodiment,
Fig. 2 is the structural representation (two) of air extractor in first embodiment, as depicted in figs. 1 and 2：
The air extractor 1, is connected by pumping paths such as pipelines with the (not shown) of storage space 200 of refrigerator,
Also include：
Cavity 2 with chamber 20, cavity 2 is provided with the air inlet 3 connected with chamber 20 and gas outlet 4, and air inlet 3 leads to
Piping (not shown) is connected to storage space 200；
The discharge chamber 5 being connected with gas outlet 4, discharge chamber 5 is provided with exhaust outlet 6 and the interface 7 being connected with gas outlet 4；
The moving body 8 on cavity 2 is arranged on, the moving body 8 is provided with permanent magnet 9；
Drive the mobile drive device 10 so as to change the space size of chamber 20 in cavity 2 of moving body 8；
Wherein, the driving of drive device 10 moving body 8 is moved in cavity 2, by the gas in storage space 200 via entering
The intake chamber 20 of gas port 3, and by gas via gas outlet 4 be fed through in discharge chamber 5 buffer after discharged from exhaust outlet 6.Pass through
The buffering of discharge chamber, can directly weaken the impact of air-flow, slow discharge, so as to reduce the generation of noise.
Prior art has revealed that one mechanical valve of setting, the machine in the pumping path of air inlet 3 to storage space 200
Tool valve is arranged on storage space 200, so as to ensure when from storage space air-breathing, air inlet open；Sent by gas
When going out cavity, inlet close, so as to ensure that the realization of the whole process of refrigerator vacuum suction.
The scheme of above-mentioned mechanical valve is taken off referring to the patent application (CN200910028963.1) number submitted before applicant
The scheme of dew, therefore, does not make more descriptions here.
As depicted in figs. 1 and 2, the drive device 10 is calutron 100, after calutron 100 is powered, by producing magnetic
Power (magnetic force direction alterable) drives permanent magnet 9 to drive moving body 8 reciprocating.Specifically, calutron 100 includes line
Circle 101 and iron core 102；Moving body 8 is arranged in cavity 2, permanent magnet 9 be arranged on iron core 102 the two poles of the earth (102a, 102b) it
Between.
Preferably, above-mentioned cavity 2, discharge chamber 5 and drive device 10 are arranged in box body 300, pass through overall package energy
It is enough to be preferably easy to be assembled in refrigerator.
The gas outlet 4 of above-mentioned air extractor 1 can set two or more, connect respectively with the interface 7 on discharge chamber 5
Connect.As shown in figure 3, cavity 2, with two chambers (201,202), to that should have two gas outlets (41,42), also can respectively with row
Interface 7 on air cavity 5 is connected.Accordingly, discharge chamber 5 be provided with coordinate with two gas outlets (41,42) two interfaces (71,
72)。
As shown in figure 3, two discharge chambers (51,52) of the structure setting of air extractor 1, or two or more discharge chamber, energy
It is enough corresponding with the quantity of above-mentioned gas outlet 4.The gas outlet (41,42) of cavity 2 with two chambers (201,202) can be divided
Do not connected with the interface (71,72) on two discharge chambers (51,52).
Preferably, the present embodiment is provided with the valve body 11 for being turned on and off interface 7 also on discharge chamber 5.Due to general pumping
Device will set valve body, prevent airflow reflux, and the valve body, which is arranged on discharge chamber 5, more to be facilitated.
Above-mentioned valve body 11 is the valve block 12 that interface 7 is turned on and off using pressure difference.This valve block 12 is check valve, using taking out
During gas, the pressure differential change of cavity and discharge chamber effectively prevents gas no longer so as to realize the opening and closing of valve body
Backflow.
Specifically, above-mentioned valve block 12 is provided with opening 120 and tongue piece 121, and its split shed 120 is docked with exhaust outlet 6, tongue piece
121 are turned on and off interface (71,72) in the presence of pressure differential.
If the finite volume system of box body 300, a discharge chamber 5 can be set, to reduce space, as shown in figure 4, setting two
There are two tongue pieces 121 on individual interface (71,72), corresponding setting valve block 12, be turned on and off respectively in the presence of pressure differential
Interface (71,72).
Second embodiment of the present utility model provides another air extractor, and Fig. 5 is air extractor in second embodiment
Structural representation, as shown in Figure 5：
The air extractor 1, is connected by pumping paths such as pipelines with the (not shown) of storage space 200 of refrigerator,
Also include：
Cavity 2 with chamber 20, cavity 2 is provided with the air inlet 3 connected with chamber 20 and gas outlet 4, and air inlet 3 leads to
Piping (not shown) is connected to storage space 200；
The discharge chamber 5 being connected with gas outlet 4, discharge chamber 5 is provided with exhaust outlet 6 and the interface 7 being connected with gas outlet 4 (figure
The pipeline of middle connection is not shown)；
The moving body 8 on cavity 2 is arranged on, the moving body 8 is piston 14；
Drive the mobile drive device 10 so as to change space size in cavity 2 in cavity 2 of moving body 8；The driving is filled
It is motor 13 to put 10, and motor 13 drives piston 14 reciprocating by eccentric wheel apparatus 15.
Above-mentioned cavity 2, discharge chamber 5 and drive device 10 also may be provided in box body 300.Can be more preferable by overall package
It is easy to be assembled in refrigerator in ground.
Wherein, the driving of motor 13 piston 14 is moved in cavity 2, by the gas in storage space 200 via air inlet 3
Intake chamber 20, and by gas via gas outlet 4 be fed through in discharge chamber 5 buffer after discharged from exhaust outlet 6.Pass through discharge chamber
Buffering, can directly weaken the impact of air-flow, slow discharge, so as to reduce the generation of noise.
In second embodiment in addition to the mode of driving moving body movement is different from first embodiment, its in first embodiment
Its technical characteristic, such as valve structure, can also be used in a second embodiment.
Valve block 12 in above-mentioned discharge chamber 5 is provided with opening 120 and tongue piece 121, and its split shed 120 is docked with exhaust outlet 6,
Tongue piece 121 is turned on and off interface 7 in the presence of pressure differential.
By the utility model, solve that the vacuum suction device of refrigerator in the prior art is also easy to produce in pumping process makes an uproar
Mail is inscribed, and weakening gas shock can be done using the utility model, reduces noise problem, and can be used in a variety of air extractors,
Facilitate easy-to-use.
Various embodiments described above and shown in the drawings are merely to illustrate the utility model, not this reality
With new whole.In the category of basic fundamental thought of the present utility model, those of ordinary skill's pin of correlative technology field
Any type of change carried out to the utility model is within protection domain of the present utility model.
Claims (12)
1. a kind of air extractor (1), the air extractor (1) is connected with the storage space (200) of refrigerator, it is characterised in that
Including：
Cavity (2) with chamber (20), the cavity (2) is provided with the air inlet (3) connected with the chamber (20) and gone out
Gas port (4), the air inlet (3) is connected to the storage space (200) by pipeline；
The discharge chamber (5) being connected with the gas outlet (4), the discharge chamber (5) provided with exhaust outlet (6) and with the gas outlet
The interface (7) of connection；
It is arranged on the moving body (8) on the cavity (2)；
Drive the moving body (8) mobile drive device so as to change chamber (20) space size in the cavity (2)
(10)；
Wherein, the drive device (10) drives the moving body (8) to be moved in the cavity (2), and the storage is empty
Between gas in (200) suck the chamber (20) via the air inlet (3), and by gas via the gas outlet (4)
It is fed through after being buffered in the discharge chamber (5) from the exhaust outlet (6) discharge.
2. air extractor as claimed in claim 1, it is characterised in that：
The gas outlet (4) is provided with two or more, is connected respectively with the interface (7) on the discharge chamber (5).
3. air extractor as claimed in claim 2, it is characterised in that：
At least provided with two interfaces (7) coordinated with the gas outlet (4) on the discharge chamber (5).
4. air extractor as claimed in claim 2, it is characterised in that：
Discharge chamber (5) described at least two is set, and the gas outlet (4) connects with the interface (7) on the discharge chamber (5) respectively
Connect.
5. air extractor as claimed in claim 1, it is characterised in that：
The discharge chamber (5) is provided with the valve body (11) for being turned on and off the interface (7).
6. air extractor as claimed in claim 5, it is characterised in that：
The valve body (11) is the valve block (12) that the interface (7) are turned on and off using pressure difference.
7. air extractor as claimed in claim 6, it is characterised in that：
The valve block (12) is provided with opening (120) and tongue piece (121)；
Wherein, it is described opening (120) docked with the exhaust outlet (6), the tongue piece (121) opened in the presence of pressure differential or
Close the interface (7).
8. air extractor as claimed in claim 1, it is characterised in that：
The cavity (2), the discharge chamber (5) and the drive device (10) are arranged in box body (300).
9. air extractor as claimed in claim 1, it is characterised in that：
The drive device (10) is calutron (100), and the moving body (8) is provided with is driven by the calutron (100)
Dynamic permanent magnet (9)；
The calutron (100) is by producing permanent magnet described in magnetically-actuated (9) to drive the moving body (8) to make reciprocal fortune
It is dynamic.
10. air extractor as claimed in claim 9, it is characterised in that：
The calutron (100) includes coil (101) and iron core (102)；
The moving body (8) is arranged in the cavity (2), and the permanent magnet (9) is located at the two poles of the earth of the iron core (102)
Between (102a, 102b).
11. air extractor as claimed in claim 1, it is characterised in that：
The drive device (10) is motor (13), and the moving body is piston (14)；
The motor (13) drives the piston (14) reciprocating by eccentric wheel apparatus (15).
12. a kind of refrigerator, it is characterised in that：
The refrigerator has the air extractor of any one claim in claim 1 to 11；
And with the mechanical valve for controlling the air inlet to be turned on and off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344383.5U CN206399102U (en) | 2016-12-09 | 2016-12-09 | Air extractor and the refrigerator with air extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344383.5U CN206399102U (en) | 2016-12-09 | 2016-12-09 | Air extractor and the refrigerator with air extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206399102U true CN206399102U (en) | 2017-08-11 |
Family
ID=59509428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344383.5U Active CN206399102U (en) | 2016-12-09 | 2016-12-09 | Air extractor and the refrigerator with air extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206399102U (en) |
-
2016
- 2016-12-09 CN CN201621344383.5U patent/CN206399102U/en active Active
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