CN204310237U - A kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum - Google Patents
A kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum Download PDFInfo
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- CN204310237U CN204310237U CN201420726805.XU CN201420726805U CN204310237U CN 204310237 U CN204310237 U CN 204310237U CN 201420726805 U CN201420726805 U CN 201420726805U CN 204310237 U CN204310237 U CN 204310237U
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Abstract
The utility model discloses a kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum, comprise pedestal, be provided with in pedestal and vacuumize pore, the one end open vacuumizing pore is sealedly connected with extraction junction block, and the other end opening vacuumizing pore is bolted with suction nozzle; Be provided with cavity in pedestal, cavity bottom is provided with pressure release valve seat, and cavities open place is provided with pressure relief press button, is provided with valve shaft groove in pressure relief press button; The center of pressure release valve seat is provided with relief hole, and sliding in relief hole is equipped with pressure release valve shaft, and pressure release valve shaft one end is stretched into and to be vacuumized in pore and this end radial protrusion of pressure release valve shaft is provided with lower bulge; The other end of pressure release valve shaft is furnished with spring press-cover; Pressure release valve shaft is arranged with stage clip.The utility model structure is simple, and suction nozzle is convenient to dismounting and change, can carry out vacuum pumping easily to vacuum fresh-keeping bag and vacuum crisper, simultaneously can pressure release easily after vacuumizing end.Use the utility model, often need not open refrigerator doors.
Description
Technical field
The utility model relates to a kind of vacuum extractor, particularly relates to a kind of refrigerator vacuum fresh-retaining container and extracts joint.
Background technology
Along with the raising day by day of living standard, refrigerator comes into huge numbers of families, becomes the necessity of family expenses life, and the Capability Requirement that people store food to refrigerator itself is also more and more higher.As everyone knows, can reach the effect of hypoxemia or Ultra Low-oxygen after vacuumizing, this just destroys the precondition that harmful bacteria grows.Meanwhile, at reduced pressure conditions, in plant tissue, other all toxic volatile metabolite acetaldehydes, ethanol, aromatic substance etc. also all accelerate to external diffusion.Vacuum fresh-retaining container, just based on the feature of vacuum environment, all extracts the air in container out sealing, to maintain the state of container inner height decompression.Air starvation is equivalent to hypoxemia effect, and germ does not have life condition, so can reach the object keeping fresh, the anosis rotten phenomenon of food to occur.
When Chinese patent ZL 200820034794 .3 is to vacuum crisper extracting vacuum, the joint that independent draws pipeline and this valve dock has the outside thread coordinated with valve.Its weak point is: first, does not have discharge conduit vacuum, and vacuum extractor is not easy to take off; Secondly, the joint matched with box body is threaded, and attended operation is loaded down with trivial details;
During to vacuum fresh-keeping bag extracting vacuum, on the opening wrapping joint of plastic bag.After vacuumizing, position heat sealing machine plastic bag being closed on joint seals, or tightens sealing with binding.First, seal off again after packaging bag heat-sealing and just can only abandon, not only waste resource but also destroy environment; Secondly, by vacuum fresh-keeping bag wrapping on joint, tighten with heat sealing machine sealing or binding after exhausting vacuum, complex operation, and use heat sealing machine to add cost.
Chinese patent 201220717099.3 discloses a kind of vacuum crisper, and it is arranged in reefer, occupies mass efficient space, and has positioning groove, and user can only place it in fixed position, inconvenient.
Chinese patent ZL 200920117898.5 discloses a kind of vacuum freshness retaining refrigerator, and it carries out extracting vacuum operation to whole reefer, and spended time is long.And refrigerator doors needs often to open, just need frequently to carry out vacuum pumping, this exhausts large volume and electricity undoubtedly.
Utility model content
The purpose of this utility model is to provide a kind of structure simple, facilitates vacuum pumping and can the piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum of pressure release easily after evacuation.
For achieving the above object, the piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum of the present utility model, comprise pedestal, be provided with and vacuumize pore in pedestal, vacuumize the both ends open of pore on the adjacent two side of pedestal; The one end open vacuumizing pore is sealedly connected with the extraction junction block for being connected with the extraction pipeline of vacuum pump, and the other end opening vacuumizing pore is bolted with suction nozzle;
Be provided with cavity in described pedestal, cavities open is on the pedestal of described suction nozzle opposite side; Cavity bottom is provided with pressure release valve seat, and cavities open place is provided with pressure relief press button, and pressure relief press button and cavity sidewalls bearing fit, be provided with valve shaft groove in pressure relief press button; The center of pressure release valve seat is provided with relief hole, and relief hole is connected with the described pore that vacuumizes; Slide in relief hole and be equipped with pressure release valve shaft, pressure release valve shaft one end is stretched into and to be vacuumized in pore and this end radial protrusion of pressure release valve shaft is provided with lower bulge for closed relief hole; The other end of pressure release valve shaft stretches into described valve shaft groove and this end of pressure release valve shaft is furnished with spring press-cover;
Pressure release valve shaft between described spring press-cover and described pressure release valve seat is arranged with stage clip, and stage clip is in its natural state by spring press-cover upwards jack-up make lower bulge fit tightly on the pressure release valve seat at described relief hole place.
Described suction nozzle is freshness protection package suction nozzle; Freshness protection package suction nozzle comprises the suction nozzle body that diameter is greater than vacuum-pumping tube bore dia, and suction nozzle body is convexly equipped with and the boss that is spirally connected vacuumizing pore screw thread fit towards one end of pedestal;
The suction nozzle body other end is provided with suction nozzle groove, is provided with the suction nozzle for being connected with vacuum fresh-keeping bag in suction nozzle groove, is provided with for being communicated with the suction nozzle through hole vacuumizing pore and suction nozzle groove in suction nozzle body and the boss that is spirally connected; The suction nozzle through hole be connected with suction nozzle through hole is provided with in suction nozzle;
Be provided with between the cell wall of suction nozzle and suction nozzle groove and have elastomeric seal ring, the internal diameter under seal ring natural shrinking state is less than the external diameter of suction nozzle.
Described suction nozzle is crisper suction nozzle; Crisper suction nozzle comprises the suction nozzle body that diameter is greater than vacuum-pumping tube bore dia, and suction nozzle body is convexly equipped with and the boss that is spirally connected vacuumizing pore screw thread fit towards one end of pedestal;
The suction nozzle body other end is provided with for the unidirectional valve pool suitable with the check valve of vacuum crisper, unidirectional valve pool; Be provided with for being communicated with the suction nozzle through hole vacuumizing pore and unidirectional valve pool in suction nozzle body and the boss that is spirally connected.
Wherein, extract junction block 8, vacuum pump, vacuum crisper and check valve thereof etc. and be prior art, its concrete structure no longer describes in detail.
When vacuumizing, extract junction block 8 and connect and lead to the extraction pipeline of external vacuum pump, suction nozzle is connected to by screw thread fit and pedestal 1 vacuumizes pore 10 place.
When using freshness protection package suction nozzle, suction nozzle 7 is put into suction nozzle, pressing pressure relief press button 2, as shown in the figure because seal ring 6 internal diameter is slightly less than suction nozzle 7 external diameter, so suction nozzle 7 is blocked by seal ring 6 while being sealed around, guarantee to vacuumize suction nozzle 7 can not be made to come off.
After vacuum drawn, because barometric pressure is different inside and outside pipeline, external atmosphere pressure is greater than and vacuumizes pore 10 inner atmosphere pressure, so the utility model is difficult to take off from the extraction pipeline of vacuum pump, suction nozzle is also difficult to take off from pedestal 1.At this moment press pressure relief press button 2, make lower bulge 14 leave relief hole 13, thus make to vacuumize pore 10 and be connected with air with cavity 11 by relief hole 13, and then vacuum is released, this timer just can take off smoothly.
During for vacuum crisper extracting vacuum, only suction nozzle need be changed, load onto crisper suction nozzle as shown in Figure 3, be pressed into by the unidirectional valve pool 20 of suction nozzle on the check valve on vacuum crisper and get final product extracting vacuum, after exhausting vacuum, pressure discharge operations is the same.
The whole piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum of the present utility model both can be arranged on refrigerator body inside, also can be arranged on refrigerator body outside.
The utility model structure is simple, and suction nozzle is convenient to dismounting and change, and can carry out vacuum pumping to vacuum fresh-keeping bag and vacuum crisper easily, certain user also can choose the vacuum fresh-retaining container thought.In addition can pressure release easily after vacuumizing end.Use the utility model, often need not open refrigerator doors.
The utility model is simple to operation, practical, and user can learn method of operation very soon, and user can be allowed to carry out the operation of extracting vacuum to multiple vacuum fresh-retaining container, and the feature of environmental protection is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model when adopting freshness protection package suction nozzle;
Fig. 2 is the cross-sectional schematic that freshness protection package suction nozzle matches with suction nozzle;
Fig. 3 is crisper suction nozzle cross-sectional schematic.
Detailed description of the invention
As shown in Figure 1, Figure 2 and Figure 3, the piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum of the present utility model comprise pedestal 1, be provided with and vacuumize pore 10 in pedestal 1, vacuumize the both ends open of pore 10 on the adjacent two side of pedestal 1; The one end open vacuumizing pore 10 is sealedly connected with the extraction junction block 8 for being connected with the extraction pipeline of vacuum pump, and the other end opening vacuumizing pore 10 is bolted with suction nozzle.
Be provided with cavity 11 in described pedestal 1, cavity 11 opening is on the pedestal 1 of described suction nozzle opposite side; Be provided with pressure release valve seat 9 bottom cavity 11, cavity 11 opening part is provided with pressure relief press button 2, and pressure relief press button 2 and the snug engagement of cavity 11, be provided with valve shaft groove 12 in pressure relief press button 2; The center of pressure release valve seat 9 is provided with relief hole 13, and relief hole 13 is connected with the described pore 10 that vacuumizes; Slide in relief hole 13 and be equipped with pressure release valve shaft 3, pressure release valve shaft 3 one end is stretched into and to be vacuumized in pore 10 and this end radial protrusion of pressure release valve shaft 3 is provided with lower bulge 14 for closed relief hole 13; The other end of pressure release valve shaft 3 stretches into described valve shaft groove 12 and this end of pressure release valve shaft 3 is furnished with the spring press-cover 15 suitable with valve shaft groove 12;
Pressure release valve shaft 3 between described spring press-cover 15 and described pressure release valve seat 9 is arranged with stage clip 4, and stage clip 4 is in its natural state by spring press-cover 15 upwards jack-up make lower bulge 14 fit tightly on the pressure release valve seat 9 at described relief hole 13 place.
Described suction nozzle can be freshness protection package suction nozzle or crisper suction nozzle; When adopting freshness protection package suction nozzle, freshness protection package suction nozzle comprises diameter and is greater than the suction nozzle body 5 vacuumizing pore 10 diameter, and suction nozzle body 5 is convexly equipped with and the boss 16 that is spirally connected vacuumizing pore 10 screw thread fit towards one end of pedestal 1;
Suction nozzle body 5 other end is provided with suction nozzle groove 17, is provided with the suction nozzle 7 for being connected with vacuum fresh-keeping bag in suction nozzle groove 17, is provided with for being communicated with the suction nozzle through hole 18 vacuumizing pore 10 and suction nozzle groove 17 in suction nozzle body 5 and the boss 16 that is spirally connected; The suction nozzle through hole 19 be connected with suction nozzle through hole 18 is provided with in suction nozzle 7;
Be provided with between the cell wall of suction nozzle 7 and suction nozzle groove 17 and have elastomeric seal ring 6, the internal diameter under seal ring 6 natural shrinking state is less than the external diameter of suction nozzle 7.
The diameter of suction nozzle groove 17 opening part is greater than the diameter at its bottom land place, and the trench bottom of suction nozzle groove 17 is stretched in the inner of suction nozzle 7.
When adopting crisper suction nozzle, crisper suction nozzle comprises diameter and is greater than the suction nozzle body 5 vacuumizing pore 10 diameter, and suction nozzle body 5 is convexly equipped with and the boss 16 that is spirally connected vacuumizing pore 10 screw thread fit towards one end of pedestal 1;
Suction nozzle body 5 other end is provided with for the unidirectional valve pool 20 suitable with the check valve of vacuum crisper, unidirectional valve pool 20; Be provided with for being communicated with the suction nozzle through hole 18 vacuumizing pore 10 and unidirectional valve pool 20 in suction nozzle body 5 and the boss 16 that is spirally connected.
Wherein, extract junction block 8, vacuum pump, vacuum crisper and check valve thereof etc. and be prior art, its concrete structure no longer describes in detail.
The utility model structure is simple, and suction nozzle is convenient to dismounting and change, and can carry out vacuum pumping to vacuum fresh-keeping bag and vacuum crisper easily, certain user also can choose the vacuum fresh-retaining container thought.In addition can pressure release easily after vacuumizing end.Use the utility model, often need not open refrigerator doors.
When vacuumizing, extract junction block 8 and connect and lead to the extraction pipeline of external vacuum pump, suction nozzle is connected to by screw thread fit and pedestal 1 vacuumizes pore 10 place.
When using freshness protection package suction nozzle, suction nozzle 7 is put into suction nozzle, pressing pressure relief press button 2, as shown in the figure because seal ring 6 internal diameter is slightly less than suction nozzle 7 external diameter, so suction nozzle 7 is blocked by seal ring 6 while being sealed around, guarantee to vacuumize suction nozzle 7 can not be made to come off.
After vacuum drawn, because barometric pressure is different inside and outside pipeline, external atmosphere pressure is greater than and vacuumizes pore 10 inner atmosphere pressure, so the utility model is difficult to take off from the extraction pipeline of vacuum pump, suction nozzle is also difficult to take off from pedestal 1.At this moment press pressure relief press button 2, make lower bulge 14 leave relief hole 13, thus make to vacuumize pore 10 and be connected with air with cavity 11 by relief hole 13, and then vacuum is released, this timer just can take off smoothly.
During for vacuum crisper extracting vacuum, only suction nozzle need be changed, load onto crisper suction nozzle as shown in Figure 3, be pressed into by the unidirectional valve pool 20 of suction nozzle on the check valve on vacuum crisper and get final product extracting vacuum, after exhausting vacuum, pressure discharge operations is the same.
The whole piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum of the present utility model both can be arranged on refrigerator body inside, also can be arranged on refrigerator body outside.
The utility model has the advantages that, simple to operation, practical, user can learn method of operation very soon, and user can be allowed to carry out the operation of extracting vacuum to multiple vacuum fresh-retaining container, and the feature of environmental protection is good.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify to the utility model or equivalent replacement, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. to piecing devices for refrigerator vacuum fresh-retaining container extracting vacuum, comprise pedestal, it is characterized in that: be provided with in pedestal and vacuumize pore, vacuumize the both ends open of pore on the adjacent two side of pedestal; The one end open vacuumizing pore is sealedly connected with the extraction junction block for being connected with the extraction pipeline of vacuum pump, and the other end opening vacuumizing pore is bolted with suction nozzle;
Be provided with cavity in described pedestal, cavities open is on the pedestal of described suction nozzle opposite side; Cavity bottom is provided with pressure release valve seat, and cavities open place is provided with pressure relief press button, and pressure relief press button and cavity sidewalls bearing fit, be provided with valve shaft groove in pressure relief press button; The center of pressure release valve seat is provided with relief hole, and relief hole is connected with the described pore that vacuumizes; Slide in relief hole and be equipped with pressure release valve shaft, pressure release valve shaft one end is stretched into and to be vacuumized in pore and this end radial protrusion of pressure release valve shaft is provided with lower bulge for closed relief hole; The other end of pressure release valve shaft stretches into described valve shaft groove and this end of pressure release valve shaft is furnished with spring press-cover;
Pressure release valve shaft between described spring press-cover and described pressure release valve seat is arranged with stage clip, and stage clip is in its natural state by spring press-cover upwards jack-up make lower bulge fit tightly on the pressure release valve seat at described relief hole place.
2. the piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum according to claim 1, is characterized in that: described suction nozzle is freshness protection package suction nozzle; Freshness protection package suction nozzle comprises the suction nozzle body that diameter is greater than vacuum-pumping tube bore dia, and suction nozzle body is convexly equipped with and the boss that is spirally connected vacuumizing pore screw thread fit towards one end of pedestal;
The suction nozzle body other end is provided with suction nozzle groove, is provided with the suction nozzle for being connected with vacuum fresh-keeping bag in suction nozzle groove, is provided with for being communicated with the suction nozzle through hole vacuumizing pore and suction nozzle groove in suction nozzle body and the boss that is spirally connected; The suction nozzle through hole be connected with suction nozzle through hole is provided with in suction nozzle;
Be provided with between the cell wall of suction nozzle and suction nozzle groove and have elastomeric seal ring, the internal diameter under seal ring natural shrinking state is less than the external diameter of suction nozzle.
3. the piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum according to claim 1, is characterized in that: described suction nozzle is crisper suction nozzle; Crisper suction nozzle comprises the suction nozzle body that diameter is greater than vacuum-pumping tube bore dia, and suction nozzle body is convexly equipped with and the boss that is spirally connected vacuumizing pore screw thread fit towards one end of pedestal;
The suction nozzle body other end is provided with for the unidirectional valve pool suitable with the check valve of vacuum crisper, unidirectional valve pool; Be provided with for being communicated with the suction nozzle through hole vacuumizing pore and unidirectional valve pool in suction nozzle body and the boss that is spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420726805.XU CN204310237U (en) | 2014-11-28 | 2014-11-28 | A kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420726805.XU CN204310237U (en) | 2014-11-28 | 2014-11-28 | A kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum |
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| CN204310237U true CN204310237U (en) | 2015-05-06 |
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| CN201420726805.XU Active CN204310237U (en) | 2014-11-28 | 2014-11-28 | A kind of piecing devices to refrigerator vacuum fresh-retaining container extracting vacuum |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071628A1 (en) * | 2015-10-30 | 2017-05-04 | 广东百事泰电子商务股份有限公司 | Simple container with freshness-preserving atmosphere |
| CN109422015A (en) * | 2017-08-27 | 2019-03-05 | 姚卫平 | A kind of vacuum withdraw device and method |
| CN111578591A (en) * | 2020-05-08 | 2020-08-25 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| WO2021223284A1 (en) * | 2020-05-08 | 2021-11-11 | 海信（山东）冰箱有限公司 | Refrigerator |
| WO2021223283A1 (en) * | 2020-05-08 | 2021-11-11 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN114061206A (en) * | 2020-08-04 | 2022-02-18 | 海信容声(广东)冷柜有限公司 | Refrigerator |
| CN114061196A (en) * | 2020-07-31 | 2022-02-18 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
-
2014
- 2014-11-28 CN CN201420726805.XU patent/CN204310237U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071628A1 (en) * | 2015-10-30 | 2017-05-04 | 广东百事泰电子商务股份有限公司 | Simple container with freshness-preserving atmosphere |
| CN109422015A (en) * | 2017-08-27 | 2019-03-05 | 姚卫平 | A kind of vacuum withdraw device and method |
| CN111578591A (en) * | 2020-05-08 | 2020-08-25 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| WO2021223284A1 (en) * | 2020-05-08 | 2021-11-11 | 海信（山东）冰箱有限公司 | Refrigerator |
| WO2021223283A1 (en) * | 2020-05-08 | 2021-11-11 | 海信（山东）冰箱有限公司 | Refrigerator |
| CN111578591B (en) * | 2020-05-08 | 2021-12-07 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN114061196A (en) * | 2020-07-31 | 2022-02-18 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
| CN114061206A (en) * | 2020-08-04 | 2022-02-18 | 海信容声(广东)冷柜有限公司 | Refrigerator |
| CN114061206B (en) * | 2020-08-04 | 2023-06-09 | 海信容声(广东)冷柜有限公司 | Refrigerator |
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