CN209780530U - Safe plugging double-leaf fixed threshold reinforced concrete sealing door - Google Patents
Safe plugging double-leaf fixed threshold reinforced concrete sealing door Download PDFInfo
- Publication number
- CN209780530U CN209780530U CN201920186220.6U CN201920186220U CN209780530U CN 209780530 U CN209780530 U CN 209780530U CN 201920186220 U CN201920186220 U CN 201920186220U CN 209780530 U CN209780530 U CN 209780530U
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- double
- threaded rod
- reinforced concrete
- locking
- door
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Abstract
The utility model discloses a fixed threshold reinforced concrete of safe type shutoff biparting is sealed and is closed, including two door bodies, through the closure unit connection between two door bodies, the equal activity of the back of the body side of two door bodies is provided with the pivot, and the inside of two door bodies all is provided with locking mechanism, and locking mechanism includes that two change, a bevel gear subassembly, a double threaded rod and two screw thread section of thick bamboos, and two change and be connected through bevel gear subassembly and double threaded rod's middle part transmission between the handle. The utility model discloses a locking mechanism who is equipped with, the accessible changes the rotation of handle, the change of bevel gear subassembly direction of rotation for spacing inserted bar removes in opposite directions under double threaded rod's effect, thereby play better spacing locking effect, moreover, the steam generator is simple in structure, high durability and convenient operation, and the spacing subassembly that is equipped with can inject the rotation of changing the handle, thereby cooperation closure unit plays secondary protective effect, the security performance is stronger, when necessary, spacing subassembly can install lock key complex device additional and play better security.
Description
Technical Field
The utility model relates to a sealed door specifically is the fixed threshold reinforced concrete sealing door of safe type shutoff biparting.
Background
Protective airtight door sets up in the access & exit outside, has and blocks two kinds of functions of shock wave and isolated toxicant, and protective airtight door should block the shock wave, satisfies corresponding resistance requirement, when choosing for use, not only should satisfy the needs of entrance to a cave size, should still satisfy the design pressure requirement, and reinforced concrete door has the low price, prevents advantages such as early nuclear radiation performance is good.
At present, the locking mechanism of the existing double-leaf fixed threshold reinforced concrete airtight door is complex, complex to operate and weak in safety performance. Therefore, the safe plugging double-leaf fixed threshold reinforced concrete sealing door is improved.
SUMMERY OF THE UTILITY MODEL
For solving the defect that prior art exists, the utility model provides a fixed threshold reinforced concrete sealing door of safe type shutoff biparting.
In order to solve the technical problem, the utility model provides a following technical scheme:
The utility model discloses safe type shutoff double leaf fixed threshold reinforced concrete sealing door, including two door bodies, two through the closure unit connection, two between the door body the equal activity of the back of the body side of door is provided with the pivot, two the inside of the door body all is provided with locking mechanism, locking mechanism includes that two change, a bevel gear subassembly, a double threaded rod and two screw thread section of thick bamboo, two change and be connected through bevel gear subassembly and double threaded rod's middle part transmission between the handle, two change and set up the middle part at the positive middle part of the door body and the back through two bearing symmetry and activity respectively, two it all is provided with spacing subassembly to change one side of handle, double threaded rod's both ends are connected with two screw thread section of thick bamboos respectively, two the looks back of screw thread section of thick bamboo end is fixed all to be provided with spacing.
As a preferred technical solution of the present invention, the locking unit is composed of a locking sub-component and a locking parent component, and the locking sub-component and the locking parent component are respectively fixedly disposed on opposite sides of the two door bodies.
As an optimal technical scheme of the utility model, the bevel gear subassembly comprises three bevel gear, wherein two the fixed and symmetry setting of bevel gear is changeed the opposite side of handle, another at two the fixed middle part that sets up at double threaded rod of bevel gear is located two and changes the bevel gear on all being connected with the bevel gear meshing that is located double threaded rod.
As a preferred technical scheme of the utility model, the screw thread at double-end threaded rod both ends is revolved to opposite side, just double-end threaded rod's both ends respectively with the opposite side threaded connection of two thread section of thick bamboo.
as an optimal technical scheme of the utility model, two one side of a screw thread section of thick bamboo is all fixed and is provided with spacing, just spacing groove sliding connection that spacing AND gate internal portion was equipped with.
As a preferred technical scheme of the utility model, spacing subassembly includes gag lever post and reset spring, the one end of gag lever post and reset spring's one end fixed connection, reset spring's the fixed inside that sets up at the door body in other end, the gag lever post is "J" shape, just the inboard of gag lever post contacts with the through-hole of changeing on the handle, the top of gag lever post is provided with the square groove, one side that reset spring was kept away from to the inside of square groove is provided with the fixture block through the loose axle activity.
the utility model has the advantages that: this kind of safe type shutoff double-leaf fixed threshold reinforced concrete sealing door, locking mechanism through being equipped with, the accessible changes the rotation of handle, bevel gear subassembly direction of rotation's change, make spacing inserted bar remove in opposite directions under the effect of double threaded rod, thereby play better spacing locking effect, moreover, the steam generator is simple in structure, high durability and convenient operation, and the rotation of changeing the handle can be injectd to the spacing subassembly that is equipped with, thereby cooperation closure unit plays secondary protection effect, the security performance is stronger, when necessary, spacing subassembly can install lock key complex device additional and play better security, and the position of spacing subassembly can pull out the after-fixing, do not influence the normal use of changeing the handle, the suitability is stronger.
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 structural view of the safety type plugging double-leaf fixed threshold reinforced concrete sealing door of the utility model;
Fig. 2 is a back structural schematic view of the safety type plugging double-leaf fixed threshold reinforced concrete sealing door of the utility model;
Fig. 3 is a schematic structural view of a locking mechanism of the safety type plugging double-leaf fixed threshold reinforced concrete sealing door of the utility model;
Fig. 4 is the utility model discloses safe type shutoff double leaf fixed threshold reinforced concrete sealing door's spacing subassembly schematic structure.
In the figure: 1. a door body; 101. a rotating shaft; 102. a locking unit; 2. a locking mechanism; 201. turning a handle; 202. a bevel gear assembly; 203. a double-headed threaded rod; 204. a threaded barrel; 2041. a limiting strip; 205. a limiting inserted rod; 3. a limiting component; 301. a limiting rod; 3011. a square groove; 3012. a clamping block; 302. a return spring.
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 fig. 1, fig. 2, fig. 3 and fig. 4, the safety type plugging double-leaf fixed threshold reinforced concrete sealing door of the present invention comprises two door bodies 1, the two door bodies 1 are connected through a locking unit 102, opposite sides of the two door bodies 1 are movably provided with a rotating shaft 101, the two door bodies 1 are internally provided with a locking mechanism 2, the locking mechanism 2 comprises two rotating handles 201, a bevel gear assembly 202, a double-threaded rod 203 and two threaded cylinders 204, the two rotating handles 201 are in transmission connection with the middle part of the double-threaded rod 203 through the bevel gear assembly 202, the two rotating handles 201 are respectively symmetrically and movably arranged at the middle part of the front side and the middle part of the back side of the door body 1 through two bearings, one side of the two rotating handles 201 is provided with a limiting assembly 3, two ends of the double-threaded rod 203 are respectively connected with the two threaded cylinders 204, opposite ends of the two threaded cylinders 204 are both fixedly provided, through the locking mechanism 2 that is equipped with, the accessible changes 201 rotation, bevel gear subassembly 202 changes of direction of rotation, make spacing inserted bar 205 remove in opposite directions under double threaded rod 203's effect, thereby play better spacing locking effect, moreover, the steam generator is simple in structure, high durability and convenient operation, and the spacing subassembly 3 that is equipped with can inject the rotation of changeing 201, thereby cooperation locking unit 102 plays secondary protection effect, the security performance is stronger, when necessary, spacing subassembly 3 can install locking key complex device additional and play better security, and spacing subassembly 3's position can be pulled out the after-fixing, do not influence and change 201's normal use, the suitability is stronger.
The locking unit 102 is composed of a locking sub-piece and a locking parent-piece, and the locking sub-piece and the locking parent-piece are respectively and fixedly arranged on the opposite sides of the front surfaces of the two door bodies 1, so that the door bodies 1 can be better limited by matching with the limiting assembly 3.
the bevel gear assembly 202 is composed of three bevel gears, wherein the two bevel gears are fixedly and symmetrically arranged on the opposite sides of the two rotating handles 201, the other bevel gear is fixedly arranged in the middle of the double-threaded rod 203, the bevel gears on the two rotating handles 201 are meshed and connected with the bevel gears on the double-threaded rod 203, and the bevel gears can transmit rotating effects in different directions.
The thread turning directions of the two ends of the double-threaded rod 203 are opposite, and the two ends of the double-threaded rod 203 are respectively in threaded connection with the opposite sides of the two thread cylinders 204, so that the double-threaded rod 203 can drive the two thread cylinders 204 to move oppositely when rotating.
Wherein, one side of two screw thread section of thick bamboo 204 all is fixed and is provided with spacing strip 2041, and the inside spacing groove sliding connection that is equipped with of the spacing strip 2041 and the door body 1 can play limiting displacement to screw thread section of thick bamboo 204, and the rotation of restriction screw thread section of thick bamboo 204 makes it can only move in two directions.
Wherein, spacing subassembly 3 includes gag lever post 301 and reset spring 302, the one end of gag lever post 301 and reset spring 302's one end fixed connection, reset spring 302's the fixed inside that sets up at the door body 1 of the other end, gag lever post 301 is "J" shape, and gag lever post 301's inboard contacts with the through-hole of changeing on 201, gag lever post 301's top is provided with square groove 3011, one side that reset spring 302 was kept away from to square groove 3011's inside is provided with fixture block 3012 through the loose axle activity, spacing subassembly 3 can inject the rotation of changeing 201, thereby cooperation locking unit 102 plays secondary protective effect, the security performance is stronger.
When the locking mechanism 2 is adjusted to a proper position, the fixture block 3012 can be folded back into the square groove 3011, the limiting rod 301 can be retracted under the action of the return spring 302 to limit the rotating handle 201, and the rotating handle 201 can be locked by the locking unit 102 once, that is, the secondary locking to the door body 1, when needing to rotate the rotating handle 201, will be about to pull out the gag lever post 301 and then roll over the fixture block 3012, play limiting displacement to spacing subassembly 3 to do not influence the rotation of rotating handle 201, the door body 1 material is reinforced concrete, the low price, it is good to prevent early nuclear radiation performance.
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 (6)
1. the safe type plugging double-leaf fixed threshold reinforced concrete sealing door comprises two door bodies (1) and is characterized in that the two door bodies (1) are connected through a locking unit (102), rotating shafts (101) are movably arranged on opposite sides of the two door bodies (1), locking mechanisms (2) are arranged inside the two door bodies (1), each locking mechanism (2) comprises two rotating handles (201), a bevel gear assembly (202), a double-threaded rod (203) and two threaded cylinders (204), the two rotating handles (201) are in transmission connection with the middle of the double-threaded rod (203) through the bevel gear assembly (202), the two rotating handles (201) are symmetrically and movably arranged in the middle of the front side and the middle of the back side of the door body (1) through two bearings respectively, and a limiting assembly (3) is arranged on one side of each rotating handle (201), the both ends of double-end threaded rod (203) are connected with two screw thread section of thick bamboo (204) respectively, two the back of the body end of a screw thread section of thick bamboo (204) is all fixed and is provided with spacing inserted bar (205).
2. The safety block double fixed threshold reinforced concrete door according to claim 1, wherein the locking unit (102) is composed of a locking sub-piece and a locking parent piece, and the locking sub-piece and the locking parent piece are respectively and fixedly arranged on the opposite sides of the front surfaces of the two door bodies (1).
3. The safety type plugging double-fixed-threshold reinforced concrete sealing door according to claim 1, wherein the bevel gear assembly (202) consists of three bevel gears, two of the bevel gears are fixedly and symmetrically arranged on opposite sides of two rotating handles (201), the other bevel gear is fixedly arranged in the middle of a double-end threaded rod (203), and the bevel gears on the two rotating handles (201) are in meshed connection with the bevel gears on the double-end threaded rod (203).
4. The safety block double fixed threshold reinforced concrete sealing door according to claim 1, wherein the two ends of the double threaded rod (203) are threaded in opposite directions, and the two ends of the double threaded rod (203) are respectively threaded with opposite sides of the two threaded cylinders (204).
5. the safety type plugging double-fixed-threshold reinforced concrete sealing door according to claim 1, wherein a limiting strip (2041) is fixedly arranged on one side of each of the two threaded cylinders (204), and the limiting strip (2041) is slidably connected with a limiting groove formed in the door body (1).
6. The safe type shutoff double-leaf fixed threshold reinforced concrete sealing door of claim 1, characterized in that, spacing subassembly (3) includes gag lever post (301) and reset spring (302), the one end of gag lever post (301) and the one end fixed connection of reset spring (302), the other end fixed setting in the inside of door body (1) of reset spring (302), gag lever post (301) are "J" shape, just the inboard of gag lever post (301) contacts with the through-hole on changeing handle (201), the top of gag lever post (301) is provided with square groove (3011), the inside one side of keeping away from reset spring (302) of square groove (3011) is provided with fixture block (3012) through the loose axle activity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920186220.6U CN209780530U (en) | 2019-02-02 | 2019-02-02 | Safe plugging double-leaf fixed threshold reinforced concrete sealing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920186220.6U CN209780530U (en) | 2019-02-02 | 2019-02-02 | Safe plugging double-leaf fixed threshold reinforced concrete sealing door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209780530U true CN209780530U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920186220.6U Expired - Fee Related CN209780530U (en) | 2019-02-02 | 2019-02-02 | Safe plugging double-leaf fixed threshold reinforced concrete sealing door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209780530U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485763A (en) * | 2020-04-26 | 2020-08-04 | 当涂县科辉商贸有限公司 | Rotary limiting mechanism for lockset |
| CN111852286A (en) * | 2020-08-05 | 2020-10-30 | 杭州汇正建筑工程有限公司 | Explosion-proof ripples people's air defense door |
-
2019
- 2019-02-02 CN CN201920186220.6U patent/CN209780530U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485763A (en) * | 2020-04-26 | 2020-08-04 | 当涂县科辉商贸有限公司 | Rotary limiting mechanism for lockset |
| CN111852286A (en) * | 2020-08-05 | 2020-10-30 | 杭州汇正建筑工程有限公司 | Explosion-proof ripples people's air defense door |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210202 |