CN203758144U - Airtight door - Google Patents
Airtight door Download PDFInfo
- Publication number
- CN203758144U CN203758144U CN201420131815.9U CN201420131815U CN203758144U CN 203758144 U CN203758144 U CN 203758144U CN 201420131815 U CN201420131815 U CN 201420131815U CN 203758144 U CN203758144 U CN 203758144U
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- Prior art keywords
- door body
- door
- gas
- tight
- ground
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model provides an airtight door, and relates to the technical field of fruit and vegetable controlled atmosphere storage and freshness retaining. The airtight door comprises a door body with a heat preservation function. The door body covers a door frame of a controlled atmosphere storage door, the door body is in contact with a first planar door frame of the controlled atmosphere storage door and a second planar door frame of the ground, inflation air bags and sealing strips are sequentially arranged between the door body and the first planar door frame and between the door body and the second planar door frame of the ground, and the inflation air bags and the sealing stripes are arranged in grooves around the inner side of the door body; when the inflation air bags are inflated to reach a preset pressure, the inflation air bags squeeze the sealing strips, and the sealing strips are in contact with the first planar door frame and the second planar door frame on the ground in a sealed mode. Due to the fact that the inflation air bags arranged around the inner side of the door body abut against the sealing strips resistant to low temperature, high in expansion and high in flexibility, air tightness of an overall enclosure structure of a controlled atmosphere storage is guaranteed, and storage and freshness retaining time of fruits and vegetables is prolonged.
Description
Technical field
The utility model relates to CA Storage for Fruits and Vegetables field, particularly a kind of gas-tight door.
Background technology
The air-conditioned cold store of fruits and vegetables is for fresh-retaining preserving, fruit and vegetables adopt after for a kind of preservation technique of gas regulation Storage in cold bank form.It is current state-of-the-art storage technique in the world, has represented direction and the main flow of current fruit vegetables storing development, is the new technology that fruit and vegetable food must adopt in realizing agriculture industrialization process, and project is given special assistance in the Ye Shi world simultaneously.It is under high temperature refrigeration (being greater than 0 ℃) condition, in the enclosed structure of sealing, utilize the gas componant of air conditioning apparatus in controling environment, reduce oxygen concentration, control carbon dioxide gas body burden, remove ethylene gas, to reach the respiratory intensity that suppresses fruits and vegetables live body, make it in normal and low-level respiratory metabolism state, and then extend storage fruit and vegetable phase and shelf sale object.
The manufacturer of air conditioning apparatus and device is still simple and easy production mostly, does not formulate an effective standard and method, and this has laid many troubles and inconvenience to production process virtually.
Utility model content
The purpose of this utility model is to provide a kind of gas-tight door, has solved air-conditioned cold store run duration and has occurred the external hermatic door gas leakage pressure release problem that imbalance of pressure and temperature fluctuation bring.
In order to address the above problem, the utility model embodiment provides a kind of gas-tight door, comprises the door body with heat-insulating property, wherein,
Described door body is covered in a doorframe place, air-conditioned cold store doorway, described in described Men Tiyu, air-conditioned cold store doorway the first plane doorframe contacts and contacts with the second plane doorframe on ground, between wherein said door body and the first plane doorframe, be all disposed with air bag and sealing strip between described door body and the second plane doorframe on ground, and described air bag and described sealing strip are arranged in the inner side surrounding groove of described door body;
When described air bag is inflated to a preset pressure, described air bag pushes described sealing strip, and described sealing strip contacts with the second plane doorframe sealing on described the first plane doorframe and ground respectively.
Wherein, described door body is respectively arranged with roller devices away from the both sides of the one end on ground, and described door body is respectively arranged with roller devices away from the both sides of the one end on ground, and described roller devices is mounted on a round metal thick stick of body top.
Wherein, utilize described roller devices to drive door body to move horizontally, described door body at least has two states in motion process:
During the first state, described door body covers the doorway of described air-conditioned cold store completely, and the roller of described door body both sides enters in the first groove on described round metal thick stick, and described door body is sagging, locks described door body; During the second state, described air-conditioned cold store doorway is exposed to outside described door body completely, and the roller of described door body both sides enters in the second groove on described round metal thick stick, locks described door body.
Wherein, described door body is provided with guider near the one end on ground, and described guider is for making a body in the plumbness on the maintenance of translational motion process and ground.
Wherein, described door body vertical direction arranges a plurality of body locking devices, and described door body locking device matches described body carried out to locking with syndeton on described the first plane doorframe.
Wherein, described door body locking device is hook.
Wherein, on described air bag, be sealedly connected with gas-charging connection, described gas-charging connection is connected with Air filling and discharging valves by gas ducting.
Wherein, on described door body, the pressure registration device being tightly connected with described air bag is also set, described pressure registration device is for showing the pressure in described air bag.
Wherein, described Air filling and discharging valves and described pressure registration device are arranged on the lateral edges in the horizontal direction of described door body, and apart from ground one predeterminable range.
Wherein, inner side and the outside of described door body are provided with the door opener for gas-tight door described in switch.
Wherein, described sealing strip is rubber integral foam.
Technique scheme of the present utility model at least has following beneficial effect:
In the gas-tight door of the utility model embodiment, by the rush to summit sealing strip of the high expansion high flexibility of anti-low temperature of the built-in air bag of surrounding inside door body, guarantee the air-tightness of air-conditioned cold store building enclosure integral body, avoided air-conditioned cold store run duration to occur the external hermatic door gas leakage pressure release problem that imbalance of pressure and temperature fluctuation bring, guarantee the air-tightness of controlled atmosphere cold door, improved the preservation and freshness time of fruits and vegetables.
Accompanying drawing explanation
Fig. 1 represent the utility model embodiment gas-tight door door body inside sectional drawing;
Fig. 2 represents the door body inside structure schematic diagram of the gas-tight door of the utility model embodiment;
Fig. 3 represents the sectional drawing of sealing strip of the gas-tight door of the utility model embodiment;
Fig. 4 represents the pressure registration setting position schematic diagram of the gas-tight door of the utility model embodiment;
Fig. 5 represents the concrete structure front view of the gas-tight door of the utility model embodiment.
Description of reference numerals:
1-door body, 2-groove, 3-air bag, 4-sealing strip, 6-pressure registration device, 7-roller devices, 8-guider, the sliding thick stick of 9-, 11-door body locking device, 12-door opener, 30-opening.
The specific embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The utility model is simple and easy production for equipment and the device for fruit and vegetable air-conditioning preservation in prior art mostly, the problem that the air-tightness of air-conditioned cold store is not strong, a kind of gas-tight door is provided, by the rush to summit sealing strip of the high expansion high flexibility of anti-low temperature of the built-in air bag of surrounding inside door body, guarantee the air-tightness of air-conditioned cold store building enclosure integral body, avoided air-conditioned cold store run duration to occur the external hermatic door gas leakage pressure release problem that imbalance of pressure and temperature fluctuation bring, guarantee the air-tightness of controlled atmosphere cold door, improved the preservation and freshness time of fruits and vegetables.
As shown in Figure 1 and Figure 2, the utility model embodiment provides a kind of gas-tight door, comprises the door body 1 with heat-insulating property, wherein,
Described door body 1 is covered in a doorframe place, air-conditioned cold store doorway, described door body 1 contacts with described air-conditioned cold store doorway the first plane doorframe and contacts with the second plane doorframe on ground, between wherein said door body 1 and the first plane doorframe, be all disposed with air bag 3 and sealing strip 4 between described door body 1 and the second plane doorframe on ground, and described air bag 3 and described sealing strip 4 are arranged in the inner side surrounding groove 2 of described door body 1;
When described air bag 3 is inflated to a preset pressure, the described sealing strip 4 of described air bag 3 extruding, described sealing strip 4 contacts with the second plane doorframe sealing on described the first plane doorframe and ground respectively.
In above-described embodiment of the present utility model, utilize the door body 1 with heat-insulating property can improve the fresh-keeping effect of fruits and vegetables; And between described door body 1 and described the first plane doorframe, between described door body 1 and described the second plane doorframe, air bag 3 and sealing strip 4 are all set, preferably, in order to guarantee the air-tightness of corner, this groove 2 that this air bag 3 and sealing strip 4 are set is the groove of a perforation; The larger air bag that this air bag can be integrated simultaneously (guaranteeing the air-tightness of Men Ti corner), also can form (be convenient to detect airtight situation, change in time the bad air bag of air-tightness) for next-door neighbour's a plurality of little air bag.
Preferably, in above-described embodiment of the present utility model, described sealing strip 4 is rubber integral foam.In the utility model embodiment, sealing strip 4 has good elasticity, flexibility, possesses stronger stretch capability simultaneously, resistance to migration, and cold-resistant heat resistance is good.In specific embodiment of the utility model, adopt EPDM (EPDM) rubber integral foam, flexibility is fabulous, can bear the temperature of-50 ℃ to+170 ℃, meets the requirement of preserving fruit and vegetable utilizing.It should be noted that, sealing bar is not limited to above-mentioned a kind of material, and it is all applicable in the utility model embodiment that other have the good material of fine elasticity, flexibility and obturation effect.
In specific embodiment of the utility model, in order to guarantee the air-tightness of this gas-tight door, place, the doorway of above-mentioned air-conditioned cold store does not arrange threshold, need on the contact-making surface on described door body 1 and ground, hermetically-sealed construction be set, and guarantees its sealing.
Preferably, as shown in Figure 2, in door body surrounding inner side, groove 2 is installed, and the two sides shape that makes groove 2 at an angle, preferably, this angle is less than or equal to 90 °, for engaging described sealing strip 4.
Further, in order to improve the utilization rate of sealing strip 4 materials, the sectional drawing of above-mentioned sealing strip 4 as shown in Figure 3, can guarantee that sealing bar 5 can be with body doorframe sealing in storehouse contacts in the situation that, can be adjusted accordingly the shape of sealing strip 4, as as described in sealing strip 4 with as described in one end of contacting of air bag 3 opening (as the opening 30 in Fig. 3) etc. is set, at this, do not repeat one by one.
In the utility model above-described embodiment, by charge valve, to described air bag 2, inflate, when described air bag 2 by described sealing strip 4 tops to described the first plane doorframe and described the second plane doorframe close contact, gas-tight door can guarantee the air-tightness of storehouse body, makes the preservation and freshness time of fruits and vegetables longer; Wherein, described preset pressure value can, according to many experiments data acquisition, also can be arranged by user oneself hommization more.
Further, in the time of need to opening the door, need the gas of 2 li of described air bags be emitted by Air filling and discharging valves, described sealing strip and storehouse body doorframe depart from and airtightly contact or without pressure contact, can open easily gas-tight door, facilitate the warehouse-in that of fruits and vegetables.
In another embodiment of the utility model, as shown in Figure 5, described door body is respectively arranged with roller devices 7 away from the both sides of the one end on ground, and described roller devices 7 is mounted on a round metal thick stick 9 of body top.
In specific embodiment of the utility model, this gas-tight door is set to the door of push-and-pull parallel-moving type, comprise roller devices 7, wherein, roller devices 7 is connected with door body 1 by the round metal thick stick 9 being fixed on metope, and the load of carrying door body 1, roller devices 7 is carrying along sliding thick stick 9 reciprocating action that door body 1 opens the door and closes the door; Wherein, this circle thick stick 9 also can adopt other materials to make, and the round thick stick that all materials that can carry described door body 1 load are made is all applicable in the utility model embodiment.Circle thick stick 9 be only preferred embodiment of the present utility model (adopt to justify thick stick resistance in sliding door body process less etc.); but be not used in restriction protection domain of the present utility model, the thick stick of other shapes that can use with described roller devices 7 configurations is all applicable in the utility model embodiment.
Further, described door body is provided with guider 8 near the one end on ground, and described guider 8 is for making a body in the plumbness on the maintenance of translational motion process and ground.
Concrete, be symmetrical arranged a guider 8 with roller devices 7, by guarantee roller devices 7 and coordinating of guider 8 open the door or at closing time a body 1 under plumbness, move horizontally.
Preferably, in above-described embodiment of the present utility model, guider 8 is for being arranged on and the slide plate of described door body near the one end (being bottom) on ground, described slide plate and described bottom are angled, guarantee to open the door or at closing time a door body under plumbness, move horizontally, also guarantee the air-tightness of this gas-tight door.
In above-described embodiment of the present utility model, utilize described roller devices 7 to drive described door body 1 to move horizontally, described door body 1 at least has two states in motion process:
During the first state, described door body covers the doorway of described air-conditioned cold store completely, and the roller of described door body both sides enters in the first groove on described round metal thick stick, and described door body is sagging, locks described door body; During the second state, described air-conditioned cold store doorway is exposed to outside described door body completely, and the roller of described door body both sides enters in the second groove on described round metal thick stick, locks described door body.
In the utility model embodiment, the groove of described round metal thick stick 9 plays a spacing effect, in order to open the door or at closing time, this gas-tight door can be fixed on full-gear (the first state) or complete shut-down state (the second state), a body can slidably not reciprocated when a certain state, ensured turnover personnel's safety.In specific embodiment of the utility model, on described round metal thick stick 9, be provided with 3 grooves, at gas-tight door fully open position place the groove 1 corresponding with described roller devices 7, groove 2 and in gas-tight door complete shut-down position groove 3, the groove 4 corresponding with described roller devices 7; In actual applications, in order rationally to utilize space, material etc., groove 2 and groove 3 are same groove.Illustrate as follows: while supposing full-gear, roller 1 is in groove 1, and roller 2 is in groove 2; During complete shut-down state, roller 1 is groove 3 at groove 2() in, roller 2 is in groove 4.It should be noted that, groove on this round metal thick stick 9 is not limited only to above-mentioned number, also can be according to user's actual demand setting, and for example user wishes to lock in the state of closing the door 1/2 place described door body, can groove be set in corresponding position, so that described door body locks.
In the another embodiment of the utility model, as shown in Figure 4, described gas-tight door also comprises:
Described door body vertical direction arranges a plurality of body locking devices 11, and described door body locking device 11 matches described body 1 carried out to locking with syndeton on described the first plane doorframe.
Wherein, described door body locking device 11 is hook.
In above-described embodiment of the present utility model, closer for what a body 1 was coordinated with body of wall or storehouse body, a plurality of body locking devices 11 are set on door body 1, door body locking device 11 coordinates with the syndeton on body of wall, as buckle structure, and screw structural etc., symmetrically arranged a plurality of body locking devices 11 are in order to prevent a body 1 locking on one side, another side is more loose, makes this gas-tight door gas leakage, does not reach airtight effect.
4 hooks of general employing in specific embodiment of the utility model, 2 of both sides one sides of described door body 1 are symmetrical arranged; The number of the body of door described in practical application locking system 11 can determine according to the size of its gas-tight door, is not limited to a fixed value.
In above-described embodiment of the present utility model, on described air bag 4, be sealedly connected with gas-charging connection, described gas-charging connection is connected with Air filling and discharging valves by gas ducting;
Further, on described door body, the pressure registration device 6 being tightly connected with described air bag is also set, described pressure registration device 6 is for showing the pressure in described air bag.
In the utility model above-described embodiment, in order to hold accurately, whether whether this gas-tight door is in complete air-tight state, on described door body 1, also arrange one for showing the pressure registration device 6 of air bag internal pressure, complete when airtight when this gas-tight door, the pressure registration of this pressure registration device 6 should be fixed on a preset value (reasonable error can fluctuate); Wherein, the large I of this preset value, by many experiments data acquisition, also can be set by user oneself, is not limited to a fixed value.Separately, whether described pressure registration device 6 also can detect described air bag 2 and leak gas, if the normal work of described air bag 2,, after inflation, the registration of this pressure registration device 6 is fixed on preset value; If described air bag 2 gas leakage,, after inflation, the registration of this pressure registration device 6 can reduce gradually, and now gas-tight door gas leakage, does not have airtight effect, need to keep in repair.
In above-described embodiment of the present utility model, as shown in Figure 4, described Air filling and discharging valves and described pressure registration device 6 are arranged on the lateral edges in the horizontal direction of described door body 1, and apart from ground one predeterminable range.
In order to facilitate staff, by charge valve, be air bag 2 inflations, charge valve be arranged on to the Lower Half of a body, one predeterminable range apart from ground.The pressure registration of seeing more intuitively air bag 2, is placed on nearer position by pressure registration device 6 and charge valve, vent valve simultaneously.It should be noted that, the particular location of above-mentioned charge valve, vent valve and described pressure registration device is only the preferred embodiment of the utility model embodiment, be not used in and limit its particular location, guaranteeing on the basis of its function, other positions are all applicable in the utility model embodiment.
Further, the inner side of described gas-tight door and arranged outside are useful on the door opener 12 of switch gate.
In order rationally to exert oneself when opening the door and closing the door, help to open the door, the inner side of gas-tight door and arranged outside door opener 12; When staff opens the door from the inside, by the door opener 12 of inner side, push gas-tight door open, when staff opens the door from the outside, by the door opener 12 in outside, push gas-tight door open, saved staff's strength, improved efficiency.
Below in conjunction with Fig. 5, the switching process of the gas-tight door of the utility model one specific embodiment is described in detail:
The process of closing the door:
User is by the described door of 12 pairs of door openers body 1 application of forces, and on described door body 1, two roller devices 7 are carrying the Men Tizuo action of closing the door along the slide rail of described round metal thick stick 9, and the guider 8 that install door body bottom guarantees that in moving process, Men Tizuo vertical-horizontal moves; When door body 1 covers described air-conditioned cold store doorway completely, described roller devices 7 enters the groove on described round metal thick stick 9, and described door body naturally droops, and closes the door into position;
User is by described four metal hanger fastenings, then by Air filling and discharging valves, utilize inflator to described air bag 3 inflations, until described pressure registration device 6 shows when described pressure reaches preset value, stop inflation, now described sealing strip 4 contacts with the second plane doorframe sealing on described the first plane doorframe and ground respectively through the extruding of described air bag 3, reaches obturation effect.
The process of opening the door:
First user exits to described air bag 3 by Air filling and discharging valves, the described pressure showing when described pressure registration device 6 hour, user is by described door opener 12 opposite house body 1 application of forces, roller devices 7 on described door body 1 moves horizontally along described slide rail, until described air-conditioned cold store doorway is exposed to described door external body completely, this gas-tight door is in full-gear, and now described roller devices 7 enters the groove on described round metal thick stick 9, prevent that the body from rocking, and completes and open the door.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (11)
1. a gas-tight door, comprises the door body with heat-insulating property, it is characterized in that,
Described door body is covered in a doorframe place, air-conditioned cold store doorway, described in described Men Tiyu, air-conditioned cold store doorway the first plane doorframe contacts and contacts with the second plane doorframe on ground, between wherein said door body and the first plane doorframe, be all disposed with air bag and sealing strip between described door body and the second plane doorframe on ground, and described air bag and described sealing strip are arranged in the inner side surrounding groove of described door body;
When described air bag is inflated to a preset pressure, described air bag pushes described sealing strip, and described sealing strip contacts with the second plane doorframe sealing on described the first plane doorframe and ground respectively.
2. gas-tight door according to claim 1, is characterized in that, described door body is respectively arranged with roller devices away from the both sides of the one end on ground, and described roller devices is mounted on a round metal thick stick of body top.
3. gas-tight door according to claim 2, is characterized in that, utilizes described roller devices to drive described door body to move horizontally, and described door body at least has two states in motion process:
During the first state, described door body covers the doorway of described air-conditioned cold store completely, and the roller of described door body both sides enters in the first groove on described round metal thick stick, and described door body is sagging, locks described door body; During the second state, described air-conditioned cold store doorway is exposed to outside described door body completely, and the roller of described door body both sides enters in the second groove on described round metal thick stick, locks described door body.
4. gas-tight door according to claim 1 and 2, is characterized in that, described door body is provided with guider near the one end on ground, and described guider is for making a body in the plumbness on the maintenance of translational motion process and ground.
5. gas-tight door according to claim 1, is characterized in that, described door body vertical direction arranges a plurality of body locking devices, and described door body locking device matches described body carried out to locking with syndeton on described the first plane doorframe.
6. gas-tight door according to claim 5, is characterized in that, described door body locking device is hook.
7. gas-tight door according to claim 1, is characterized in that, on described air bag, is sealedly connected with gas-charging connection, and described gas-charging connection is connected with Air filling and discharging valves by gas ducting.
8. gas-tight door according to claim 7, is characterized in that, on described door body, the pressure registration device being tightly connected with described air bag is also set, and described pressure registration device is for showing the pressure in described air bag.
9. gas-tight door according to claim 8, is characterized in that, described Air filling and discharging valves and described pressure registration device are arranged on the lateral edges in the horizontal direction of described door body, and apart from ground one predeterminable range.
10. gas-tight door according to claim 1, is characterized in that, inner side and the outside of described door body are provided with the door opener for gas-tight door described in switch.
11. gas-tight doors according to claim 1, is characterized in that, described sealing strip is rubber integral foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420131815.9U CN203758144U (en) | 2014-03-21 | 2014-03-21 | Airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420131815.9U CN203758144U (en) | 2014-03-21 | 2014-03-21 | Airtight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203758144U true CN203758144U (en) | 2014-08-06 |
Family
ID=51253404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420131815.9U Expired - Fee Related CN203758144U (en) | 2014-03-21 | 2014-03-21 | Airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203758144U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930796A (en) * | 2014-03-21 | 2015-09-23 | 北京福瑞通科技有限公司 | Air-tight door |
| CN106263006A (en) * | 2015-05-15 | 2017-01-04 | 北京达特集成技术有限责任公司 | A kind of sharing seals gate-type warehousing system and parasite killing control method thereof |
| CN108150066A (en) * | 2018-03-16 | 2018-06-12 | 军事科学院***工程研究院卫勤保障技术研究所 | A kind of double bolloon inflatable gas-tight door and its air-tightness self checking method |
-
2014
- 2014-03-21 CN CN201420131815.9U patent/CN203758144U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930796A (en) * | 2014-03-21 | 2015-09-23 | 北京福瑞通科技有限公司 | Air-tight door |
| CN106263006A (en) * | 2015-05-15 | 2017-01-04 | 北京达特集成技术有限责任公司 | A kind of sharing seals gate-type warehousing system and parasite killing control method thereof |
| CN106263006B (en) * | 2015-05-15 | 2019-07-09 | 北京达特集成技术有限责任公司 | One kind sharing sealing gate-type warehousing system and its desinsection control method |
| CN108150066A (en) * | 2018-03-16 | 2018-06-12 | 军事科学院***工程研究院卫勤保障技术研究所 | A kind of double bolloon inflatable gas-tight door and its air-tightness self checking method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20180321 |
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| CF01 | Termination of patent right due to non-payment of annual fee |