CN209780647U - double-leaf non-threshold steel structure protective airtight door capable of safely disassembling and replacing lock - Google Patents
double-leaf non-threshold steel structure protective airtight door capable of safely disassembling and replacing lock Download PDFInfo
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- CN209780647U CN209780647U CN201920184764.9U CN201920184764U CN209780647U CN 209780647 U CN209780647 U CN 209780647U CN 201920184764 U CN201920184764 U CN 201920184764U CN 209780647 U CN209780647 U CN 209780647U
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Abstract
The utility model discloses a can tear open two no threshold steel construction protective airtight door that trades tool to lock safely, including the door frame, vertical scroll and door leaf, be equipped with two fan-out door leafs between two vertical scrolls, the inside of door leaf is provided with the transfer line, the back middle part of door leaf is provided with the manual carousel of being connected with the transfer line transmission, the fixed axle that is provided with in middle part of manual carousel, the outside cover of fixed axle is equipped with the gear, and set up on the inner wall of gear with spacing lug complex recess, the inside of door leaf is all inserted to fixed axle and gear, be connected with a spacing steel sheet through the bearing on the fixed axle between gear and the manual carousel, spacing steel sheet passes through screw and door leaf fixed connection. The utility model discloses when needing to change inside gear or driving medium, only need unscrew the screw in spacing steel sheet four corners to with inside part take out in proper order can, steel construction protection airtight door traditional relatively, the structure is simpler, and tear open the process of trading the tool to lock simpler, the change process is also safer.
Description
Technical Field
The utility model relates to a steel construction sealing door specifically is a can tear open two leaves of trading tool to lock safely and do not have threshold steel construction protective airtight door.
Background
Steel construction protective airtight door is often used for air-raid shelter, hospital, station, and general dead weight is heavier, can bear huge shock wave, generally sets up in the access & exit outside.
Because the door body is made of steel materials, the installation position is on the outermost side of the entrance and the exit, the time of the door body in direct contact with the outside is longer, the door body is exposed in the air for a long time, the transmission part inside the door body is rusted or aged inevitably, the structure of the traditional double-leaf protective airtight door with the doorsill-free steel structure is complex, the dismounting and replacing process is more difficult, and the potential safety hazard in the dismounting process is increased greatly. Therefore, we provide a double-leaf no-threshold steel structure protective airtight door capable of safely replacing the lockset.
SUMMERY OF THE UTILITY MODEL
For solving the defect that prior art exists, the utility model provides a can tear two no threshold steel construction protective airtight doors that trade the tool to lock safely open.
In order to solve the technical problem, the utility model provides a following technical scheme:
The utility model relates to a can tear two no threshold steel construction protective airtight door of tool to lock open and change safely, including door frame, vertical scroll and door leaf, the vertical scroll sets up in the both sides of door frame, two be equipped with two door leaves of run from opposite directions between the vertical scroll, the inside of door leaf is provided with the transfer line, and the position apart from ground one meter in the middle part of the back of door leaf is provided with the manual carousel of being connected with the transfer line transmission, the fixed axle is fixed to be provided with in the middle part of manual carousel, one side of fixed axle sets up spacing lug, and the outside cover of fixed axle is equipped with the gear, and set up the recess with spacing lug complex on the inner wall of gear, fixed axle and gear all insert the inside of door leaf, be connected with a spacing steel sheet through the bearing on the fixed axle between gear and the manual carousel, spacing steel sheet passes through screw and door leaf fixed connection, the middle part of horizontal pole is provided with one side casting and has the flank of tooth, and the part that the horizontal pole has the flank of tooth passes through the gear engagement on mount and the manual carousel, the mount passes through the screw fixed with the door leaf, the both ends of horizontal pole all are connected with a driving medium, the top and the bottom of driving medium are connected with the one end of two connecting rods through the pin, the other end of connecting rod is connected with the montant that corresponds respectively, the one end of montant is provided with the piece of buckling that links to each other with the connecting rod, the door leaf is worn out to.
as an optimal technical scheme of the utility model, two one side that the door leaf splices each other is circular arc groove shape and semicolumn respectively, just the diameter of circular arc groove and semicolumn is the same.
As an optimized technical scheme of the utility model, the inside balancing weight that still is provided with of door leaf, the balancing weight is made by plumbous.
As an optimal technical scheme of the utility model, the top of door frame is provided with the lockhole with montant tip complex.
as an optimal technical scheme of the utility model, the center of spacing steel sheet coincides each other with manual turntable's center, and the length on an arbitrary limit of spacing steel sheet all is greater than manual turntable's diameter length, the screw hole setting on the spacing steel sheet is in the outside of manual turntable circumference.
As an optimized technical scheme of the utility model, the top and the door frame of vertical scroll are fixed, the bottom of vertical scroll is inserted the below ground.
As a preferred technical scheme of the utility model, the outside of door leaf is provided with the axle sleeve of cup jointing on the vertical scroll surface, and the door leaf passes through the axle sleeve and is connected with the vertical scroll rotation.
The utility model has the advantages that: the fixed axle is connected to the manual carousel at the door leaf back, the gear is cup jointed to the fixed axle outside, the rotation that utilizes the gear drives the transfer line and removes, and the lock cylinder door leaf, the fixed axle and the gear embedding at the manual carousel back are in the door leaf, and fixed through a spacing steel sheet, when the inside gear of needs change or driving medium, only need unscrew the screw in spacing steel sheet four corners, and take out in proper order with the part of inside can, traditional steel construction protection sealed door relatively, the structure is simpler, and the process of tearing open and trading the tool to lock is simpler, the change process is also safer.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the whole structure of a double-leaf steel structure protective airtight door without doorsill, which can safely replace the lockset;
FIG. 2 is a schematic structural view of a fixing frame of a double-leaf steel-structure protective airtight door without doorsill, which can safely replace the lockset;
FIG. 3 is a schematic view of a partial structure of a double-leaf steel-structure protective airtight door without doorsill, which is capable of safely replacing a lockset;
Fig. 4 is the utility model relates to a can tear open the manual carousel inner structure schematic diagram of changing double-leaf no threshold steel construction protective airtight door of tool to lock safely.
In the figure: 1. a door frame; 2. a vertical shaft; 3. a door leaf; 4. a transmission rod; 5. a manual turntable; 6. a fixed shaft; 7. a limiting bump; 8. a gear; 9. a shaft sleeve; 10. a limiting steel plate; 11. a cross bar; 12. a vertical rod; 13. a fixed mount; 14. a transmission member; 15. a connecting rod; 16. a bending member; 17. a balancing weight; 18. and (6) locking the hole.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in figures 1, 2, 3 and 4, the utility model relates to a double-leaf sill-free steel structure protective airtight door capable of safely replacing lockset, which comprises a door frame 1, vertical shafts 2 and door leaves 3, wherein the vertical shafts 2 are arranged at two sides of the door frame 1, two door leaves 3 which are oppositely opened are arranged between the two vertical shafts 2, a transmission rod 4 is arranged inside the door leaves 3, a manual rotating disc 5 which is in transmission connection with the transmission rod 4 is arranged at the position of the middle part of the back surface of the door leaves 3, a fixed shaft 6 is fixedly arranged at the middle part of the manual rotating disc 5, a limit lug 7 is arranged at one side of the fixed shaft 6, a gear 8 is sleeved outside the fixed shaft 6, a groove which is matched with the limit lug 7 is arranged on the inner wall of the gear 8, the fixed shaft 6 and the gear 8 are both inserted into the door leaves 3, a limit steel plate 10 is connected on the fixed shaft 6, spacing steel sheet 10 passes through screw and 3 fixed connection of door leaf, transfer line 4 comprises a horizontal pole 11 and four montants 12, the middle part of horizontal pole 11 is provided with one side casting and has the flank of tooth, horizontal pole 11 has the part of flank of tooth and passes through the gear 8 meshing on mount 13 and the manual carousel 5, mount 13 is fixed with door leaf 3 through the screw, the both ends of horizontal pole 11 all are connected with a driving medium 14, the top and the bottom of driving medium 14 are connected with the one end of two connecting rods 15 through the pin, the other end of connecting rod 15 is connected with the montant 12 that corresponds respectively, the one end of montant 12 is provided with the piece 16 of buckling that links to each other with connecting rod 15, door.
Wherein, one side that two door leafs 3 splice each other is circular arc groove form and semicolumn respectively, and the diameter of circular arc groove and semicolumn is the same, the inside balancing weight 17 that still is provided with of door leaf 3, balancing weight 17 is made by plumbous, the top of door frame 1 is provided with 12 tip complex lockholes 18 of montant, the center of spacing steel sheet 10 and the center of manual carousel 5 coincide each other, and the length on arbitrary limit of spacing steel sheet 10 all is greater than the diameter length of manual carousel 5, the screw hole setting on the spacing steel sheet 10 is in the outside of manual carousel 5 circumference, the top of vertical scroll 2 is fixed with door frame 1, the below ground is inserted to the bottom of vertical scroll 2, the outside of door leaf 3 is provided with the axle sleeve 9 that cup joints on the surface of vertical scroll 2, and door leaf 3.
The working principle is as follows: in the door locking process, two door leaves 3 are pushed to enable the two door leaves 3 to rotate around a vertical shaft 2 respectively and are spliced into a whole in a door frame 1, then a manual rotary table 5 is rotated, when the manual rotary table 5 rotates, a gear 8 positioned in the door leaves 3 synchronously rotates, gear teeth on the gear 8 are meshed with gear teeth in a cross rod 11, as the cross rod 11 and the gear 8 are fixed through a fixing frame 13, through holes for penetrating through the cross rod 11 are formed in two sides of the fixing frame 13, the cross rod 11 can only transversely move under the action of the gear 8, after moving, a transmission part 14 and a connecting rod 15 at the end part drive vertical rods 12 at two sides to vertically move, during the upward moving process of the vertical rod 12 above the cross rod 11, the end part penetrates through the door leaf 3 and then is inserted into a lock hole 18 at the top of the door frame 1, the vertical rod 12 below the cross rod 11 downwards moves and is inserted into a jack prefabricated on the cement, at the moment, each single door leaf 3 is fixed through four vertical rods 12 to lock the door leaf 3, and meanwhile, a balancing weight 17 made of lead is arranged inside each door leaf 3 to increase the mass of the door leaf 3 and improve the safety of the door leaf 3; in the door opening process, the same principle as the above is used, the manual rotating disc 5 is reversed, the vertical rod 12 is pulled out from the corresponding lock hole 18, and the door leaf 3 is pushed after the locking is released; when the gear 8 or the transmission assembly inside need to be changed, only need unscrew the screw in spacing steel sheet 10 four corners to with inside part take out in proper order can, traditional steel construction protective airtight door relatively, the structure is simpler, and tear open the process of changing the tool to lock simpler, the change process is also safer.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. a double-leaf sill-free steel structure protective airtight door capable of safely replacing a lockset comprises a door frame (1), vertical shafts (2) and door leaves (3), and is characterized in that the vertical shafts (2) are arranged on two sides of the door frame (1), two oppositely-opened door leaves (3) are arranged between the two vertical shafts (2), a transmission rod (4) is arranged inside each door leaf (3), a manual turntable (5) in transmission connection with the transmission rod (4) is arranged at a position, one meter away from the ground, in the middle of the back of each door leaf (3), a fixed shaft (6) is fixedly arranged in the middle of each manual turntable (5), a limit lug (7) is arranged on one side of each fixed shaft (6), a gear (8) is sleeved outside each fixed shaft (6), a groove matched with each limit lug (7) is formed in the inner wall of each gear (8), and each fixed shaft (6) and each gear (8) are inserted into each door leaf (3), the gear-driven manual transmission device is characterized in that a limiting steel plate (10) is connected to a fixing shaft (6) between the gear (8) and the manual rotary table (5) through a bearing, the limiting steel plate (10) is fixedly connected with the door leaf (3) through a screw, the transmission rod (4) is composed of a cross rod (11) and four vertical rods (12), one side of the middle portion of the cross rod (11) is cast with a tooth surface, the part of the cross rod (11) with the tooth surface is meshed with the gear (8) on the manual rotary table (5) through a fixing frame (13), the fixing frame (13) is fixed with the door leaf (3) through screws, two ends of the cross rod (11) are connected with a transmission piece (14), the top and the bottom of the transmission piece (14) are connected with one ends of two connecting rods (15) through pins, the other ends of the connecting rods (15) are respectively connected with the corresponding vertical rods (12), one end of each vertical rod (12) is, the other end of the vertical rod (12) penetrates out of the door leaf (3).
2. The double-leaf no-threshold steel structure protective airtight door capable of safely replacing the lockset according to claim 1, wherein one side of the two door leaves (3) which are spliced with each other is respectively in the shape of an arc groove and a semi-cylinder, and the diameters of the arc groove and the semi-cylinder are the same.
3. The double-leaf steel structure protective airtight door without the doorsill, which can safely replace the lockset according to claim 1, is characterized in that a counterweight (17) is further arranged inside the door leaf (3), and the counterweight (17) is made of lead.
4. The double-leaf no-threshold steel structure protective airtight door capable of safely replacing the lockset according to claim 1, characterized in that a lock hole (18) matched with the end part of the vertical rod (12) is arranged at the top of the door frame (1).
5. The double-leaf no-threshold steel structure protective airtight door capable of safely replacing the lockset according to claim 1, characterized in that the center of the limiting steel plate (10) and the center of the manual rotating disc (5) are overlapped, the length of any one edge of the limiting steel plate (10) is larger than the diameter of the manual rotating disc (5), and the threaded hole on the limiting steel plate (10) is arranged outside the circumference of the manual rotating disc (5).
6. The double-leaf no-threshold steel structure protective airtight door capable of safely replacing the lockset according to claim 1, characterized in that the top end of the vertical shaft (2) is fixed with the door frame (1), and the bottom end of the vertical shaft (2) is inserted below the ground.
7. The double-leaf sill-free steel structure protective airtight door with the safe lockset dismounting and replacing function as claimed in claim 1, characterized in that a shaft sleeve (9) sleeved on the surface of the vertical shaft (2) is arranged on the outer side of the door leaf (3), and the door leaf (3) is rotatably connected with the vertical shaft (2) through the shaft sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920184764.9U CN209780647U (en) | 2019-02-02 | 2019-02-02 | double-leaf non-threshold steel structure protective airtight door capable of safely disassembling and replacing lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920184764.9U CN209780647U (en) | 2019-02-02 | 2019-02-02 | double-leaf non-threshold steel structure protective airtight door capable of safely disassembling and replacing lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209780647U true CN209780647U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920184764.9U Expired - Fee Related CN209780647U (en) | 2019-02-02 | 2019-02-02 | double-leaf non-threshold steel structure protective airtight door capable of safely disassembling and replacing lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209780647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
-
2019
- 2019-02-02 CN CN201920184764.9U patent/CN209780647U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
| CN113153105B (en) * | 2021-05-13 | 2022-08-09 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |