CN213928098U - Special airtight door for stainless steel granary - Google Patents
Special airtight door for stainless steel granary Download PDFInfo
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- CN213928098U CN213928098U CN202021247537.5U CN202021247537U CN213928098U CN 213928098 U CN213928098 U CN 213928098U CN 202021247537 U CN202021247537 U CN 202021247537U CN 213928098 U CN213928098 U CN 213928098U
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- door frame
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Abstract
The utility model discloses a special airtight door for stainless steel granary, which comprises a door frame, a hinge, a door leaf, a first sealing strip, a second sealing strip, a hand wheel, a worm gear locking device, a limiting block, a cam and a connecting rod; the door frame is welded and fixed in the door opening wall body, the hinge is fixed on the door frame and used for connecting the door leaf, the second sealing strip is pasted around the door leaf, the first sealing strip is pasted around the groove of the door frame, and the inner and outer double-layer sealing can be formed; the door frame is provided with a cam and a limiting block, and the cam can rotate in the limiting block; a worm and gear locking device and an external hand wheel are respectively arranged on the door leaf, and the hand wheel is rotated to be linked with the worm and gear of the worm and gear locking device, so that a connecting rod and a cam are driven to be locked in a spinning mode to close the door leaf and to be tightly attached to a door frame or to open the door leaf. The utility model discloses the problem that prior art's open complicated problem, long-time back corrosion problem, seal performance are poor has been solved to equipment, is the indispensable product of current grain storage trade.
Description
Technical Field
The utility model belongs to the technical field of grain storage heat preservation engineering, its concretely relates to special airtight door of stainless steel granary.
Background
For grain storage, the quality of the sealing degree of the warehouse is the key for keeping the effective concentration success or failure of fumigation pest killing and controlled atmosphere storage. The anoxic state of the grains can be formed and maintained only under the strict closed condition. The air tightness of the barn is poor, so that the requirement of safe grain storage cannot be met. At present, the air tightness of most of the granaries in China is poor, a certain trouble is brought to storage safety preservation, and the problem which troubles the food storage department in China for a long time is a problem. As the warehouse-type doors of the horizontal warehouse and the like have more holes, the sealing difficulty is large, the airtight transformation is difficult, and the warehouse department only needs to adopt a method of covering a plastic film, the development and the development of the corresponding warehouse-used sealing door are very necessary. In addition, the heat-insulating sealed door in the warehouse used in the current domestic grain storage warehouse is made of galvanized square tube materials, the door leaf frame is made of galvanized groove section steel, the airtight heat-insulating performance in the warehouse cannot be met, and the materials are easy to corrode and wear after being used for a long time, so that the appearance is influenced. At present, a locking device of a heat-insulating sealed door in a bin is a galvanized pull rod lockset of a container, and the product is heavy in operation and not flexible in opening and closing. Therefore, there is an urgent need for an airtight door capable of solving the above problems for the grain storage industry.
Disclosure of Invention
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a special airtight door of stainless steel granary, this equipment have solved prior art's the problem that opens complicated problem, corrosion problem, seal performance are poor after using for a long time, are the indispensable product of current grain storage trade.
The utility model provides a technical scheme that its technical problem adopted is:
the airtight door special for the stainless steel granary comprises a door frame, a hinge, a door leaf, a first sealing strip, a second sealing strip, a hand wheel, a worm gear locking device, a limiting block, a cam and a connecting rod; the door frame is welded and fixed in the door opening wall body, the hinge is fixed on the door frame and used for connecting the door leaf, the second sealing strip is pasted around the door leaf, the first sealing strip is pasted around the groove of the door frame, and the inner and outer double-layer sealing can be formed; the door frame is provided with a cam and a limiting block, and the cam can rotate in the limiting block; a worm and gear locking device and an external hand wheel are respectively arranged on the door leaf, and the hand wheel is rotated to be linked with the worm and gear of the worm and gear locking device, so that a connecting rod and a cam are driven to be locked in a spinning mode to close the door leaf and to be tightly attached to a door frame or to open the door leaf.
Furthermore, epoxy resin sealant is coated in the gap of the airtight door special for the stainless steel granary.
Furthermore, the door frame is formed by bending and welding stainless steel plates; the frame of the door leaf is formed by bending and wrapping stainless steel plates, and the main plate of the door leaf is made of a color steel plate sandwiched heat-insulating flame-retardant material; the hinge is a cast aluminum hinge.
Furthermore, a plurality of hinges are respectively arranged on the upright posts of the left door frame and the right door frame.
Furthermore, the second sealing strip and the first sealing strip are made of ethylene propylene diene monomer sealing strips.
The utility model has the advantages as follows:
the utility model discloses the product is the special airtight door of stainless steel granary, and door frame and door leaf frame all adopt the processing preparation of stainless steel 304 section bars, and the door leaf hinge is accurate cast aluminium spare, and the airtight requirement of hinge fixation back interval in order to satisfy the door leaf can be finely tuned. The opening device is a worm and gear device, the device is arranged in the door leaf, the overall appearance is not influenced, a stainless steel hand wheel is adopted for rotation when the door is opened and closed, and the door leaf can be controlled to be locked and loosened only by rotating the stainless steel hand wheel when the door is opened and closed. The utility model discloses it is convenient to open the flexible operation, and airtight thermal insulation performance is good, and intensity is high, and difficult corrosion is corroded, and it is the ideal product of modernized grain storage.
The utility model discloses special air-tight door of stainless steel granary is the first-selected product that modernized new high and big horizontal warehouse and old storehouse were reformed transform. This product door frame adopts the processing of stainless steel 304 material preparation, on the wall body around the direct fixation in door opening, three sets of precision cast aluminium hinges are respectively installed to the frame both sides, do not droop when guaranteeing to install the heat preservation door leaf, the door leaf is bordured and is all adopted stainless steel 304 processing preparation, at the door leaf middle built-in turbine worm locking device on the right, and through upper and lower connecting rod cam spinning locking, the clockwise rotation of stainless steel hand wheel is locking, and with two channel EPDM sealing strips pressfitting on the frame of bending on the stainless steel door leaf, fully paste tightly, epoxy is scribbled in the gap and is sealed glues, guarantee its airtight. After the door is closed in place, the door can be locked by a key so as to be convenient for a warehouse keeper to keep, and other people cannot open the door without permission. The hand wheel reverse cam naturally opens the door, and the door leaf is opened and closed flexibly and lightly. The product has the advantages of beautiful appearance, high airtight and heat-insulating performance, high mechanical strength, excellent manufacture and light and convenient operation.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a side sectional view of the present invention;
fig. 3 is a top cross-sectional view of the present invention;
the heat insulation device comprises a door frame 1, a cast aluminum hinge 2, a handrail 3, a hand wheel 4, a door leaf 5, a first sealing strip 6, a second sealing strip 7, a worm gear locking device 8, a heat insulation plate 9, a limiting block 10, a cam 11 and a connecting rod 12.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1, the airtight door special for the stainless steel granary of the present embodiment includes a door frame 1, a cast aluminum hinge 2, a handrail 3, a hand wheel 4, a door leaf 5, a first sealing strip 6, a second sealing strip 7, a worm gear locking device 8, a heat insulation board 9, a limiting block 10, a cam 11, and a connecting rod 12.
The door frame 1 is formed by bending and welding stainless steel plates and is welded and fixed on an embedded part or a wall body around a door opening. The cast aluminum hinges 2 are fixed on the door frame 1, and 3 cast aluminum hinges 2 are respectively arranged on the upright posts of the left and right door frames 1, so that the door leaf 5 can be ensured not to droop after being installed. The frame of the door leaf 5 is made of stainless steel plates and is folded to cover edges, and the main board of the door leaf 5 is made of a color steel plate sandwiched heat-insulating flame-retardant material (namely a heat-insulating plate 9). The door leaf 5 is fixed with a cast aluminum hinge 2, and the hinge can be adjusted to ensure that a second sealing strip 7 on the door leaf 5 is completely attached to the door frame 1. The second sealing strip 7 is pasted around the door leaf 5, the first sealing strip 6 is pasted around the groove of the door frame 1, and the inner and outer double-layer sealing air tightness is better.
A worm gear locking device 8 is arranged in a right door leaf 5, a cam 11 and a limiting block 10 (the cam 11 can rotate in the limiting block 10) are welded at the corresponding position of a door frame 1, a rotating stainless steel hand wheel 4 is assembled on the door leaf 5, the rotating direction is marked, the worm gear of the worm gear locking device 8 is linked through the rotating hand wheel 4, so that a connecting rod 12 and the cam 11 are driven to be in spinning locking to open and close the closed door and cling to the door frame 1, and in addition, epoxy resin sealant is coated on a gap to ensure that the gap is airtight. After the door is closed in place, the door can be locked by a key so as to be convenient for a warehouse keeper to keep, and other people cannot open the door without permission. If the stainless steel hand wheel 4 rotates clockwise to be locked, the hand wheel 4 rotates reversely the cam 11 to open the door naturally, and the door leaf 5 is opened and closed flexibly and lightly.
Preferably, the door frame 1 is made of stainless steel 304. The frame of the door leaf 5 is made of stainless steel 304.
The second sealing strip 7 and the first sealing strip 6 are made of ethylene propylene diene monomer sealing strips.
The product has the advantages of stronger air tightness, thermal insulation performance, high mechanical strength, convenient operation, flat, smooth and beautiful surface, and is an ideal product for vast granary storage facilities.
The installation and use process of the special airtight door for the stainless steel granary of the embodiment is as follows:
during installation, firstly, a formed stainless steel door frame 1 is welded to an embedded part of a closed door to be firm and smooth, 3 cast aluminum hinges 2 are respectively fixed on upright posts on two side surfaces of the door frame 1, two door leaves 5 are fixed through hinges, second sealing strips 7 are adhered around the door leaves 5, and first sealing strips 6 are adhered around a groove of the door frame 1 (as shown in fig. 3).
After the two doors are closed, the hand wheel 4 is rotated, the connecting rod 12 is rotated through the worm gear and worm locking device 8, the connecting rod 12 drives the cam 11 to rotate, the cam 11 rotates in the limiting block 10, the cam 11 rotates in a spinning mode to enable the door leaf 5 to tightly press the two layers of sealing strips, namely the second sealing strip 7 and the first sealing strip 6, and therefore the inner layer and the outer layer of sealing strips are sealed to ensure high air tightness. The hand wheel 4 is locked when rotating clockwise and unlocked when rotating counterclockwise. The product has the advantages of good sealing and heat-insulating properties, high strength, light operation and beautiful appearance, and is an essential important infrastructure in the construction of modern grain depots.
The above description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. The airtight door special for the stainless steel granary is characterized by comprising a door frame, a hinge, a door leaf, a first sealing strip, a second sealing strip, a hand wheel, a worm and gear locking device, a limiting block, a cam and a connecting rod;
the door frame is welded and fixed in the door opening wall body, the hinge is fixed on the door frame and used for connecting the door leaf, the second sealing strip is pasted around the door leaf, the first sealing strip is pasted around the groove of the door frame, and the inner and outer double-layer sealing can be formed;
the door frame is provided with a cam and a limiting block, and the cam can rotate in the limiting block; a worm and gear locking device and an external hand wheel are respectively arranged on the door leaf, and the hand wheel is rotated to be linked with the worm and gear of the worm and gear locking device, so that a connecting rod and a cam are driven to be locked in a spinning mode to close the door leaf and to be tightly attached to a door frame or to open the door leaf.
2. The airtight door special for stainless steel granary of claim 1, wherein epoxy resin sealant is coated in the gap of the airtight door special for stainless steel granary.
3. The airtight door special for stainless steel granary according to claim 1 or 2, wherein the door frame is formed by bending and welding stainless steel plates; the frame of the door leaf is formed by bending and wrapping stainless steel plates, and the main plate of the door leaf is made of a color steel plate sandwiched heat-insulating flame-retardant material; the hinge is a cast aluminum hinge.
4. The airtight door special for stainless steel granary according to claim 1 or 2, wherein a plurality of said hinges are respectively arranged on the upright posts of the left and right door frames.
5. The airtight door special for stainless steel granary according to claim 1 or 2, wherein the second sealing strip and the first sealing strip are made of ethylene propylene diene monomer sealing strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021247537.5U CN213928098U (en) | 2020-07-01 | 2020-07-01 | Special airtight door for stainless steel granary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021247537.5U CN213928098U (en) | 2020-07-01 | 2020-07-01 | Special airtight door for stainless steel granary |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213928098U true CN213928098U (en) | 2021-08-10 |
Family
ID=77141805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021247537.5U Active CN213928098U (en) | 2020-07-01 | 2020-07-01 | Special airtight door for stainless steel granary |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213928098U (en) |
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2020
- 2020-07-01 CN CN202021247537.5U patent/CN213928098U/en active Active
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