CN210422355U - Mirror surface concrete civil air defense door - Google Patents
Mirror surface concrete civil air defense door Download PDFInfo
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- CN210422355U CN210422355U CN201920920357.XU CN201920920357U CN210422355U CN 210422355 U CN210422355 U CN 210422355U CN 201920920357 U CN201920920357 U CN 201920920357U CN 210422355 U CN210422355 U CN 210422355U
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Abstract
The utility model provides a mirror surface concrete people's air defense door, people's air defense door is including the door leaf body, the door leaf body includes the door leaf frame and sets up C40 concrete layer and the mirror surface concrete layer in the door leaf frame, mirror surface concrete layer is located the outside on C40 concrete layer, the door leaf frame includes first framework and second framework, first framework sets up around C40 concrete layer and mirror surface concrete layer, be provided with first arc wall on the lateral wall of first framework, first elastic sliding part and support groove, be provided with second elastic sliding part on the inside wall of second framework, second arc wall and supporting lug, second elastic sliding part slides and arranges first arc wall in, first elastic sliding part slides and arranges the second arc wall in, supporting lug arranges the support groove in, supporting lug and support are provided with a plurality of friction rollers between the groove, the axial setting of supporting groove is followed to the friction roller. The utility model discloses can consume the impact force that the buffering door fan body received, can make people's air defense door one shot forming again.
Description
Technical Field
The utility model relates to a civil air defense technical field especially indicates a mirror surface concrete civil air defense door.
Background
With the adjustment of national policies, the national requirements on civil air defense engineering construction are gradually improved, and the market demand on civil air defense protection equipment is gradually increased year by year; however, the production process of the civil air defense equipment is not advanced and gradually improved, and the problems of the original civil air defense equipment in production are not effectively solved. The production of the common reinforced concrete civil air defense door adopts C40 concrete to pour, and the pouring is carried out on a flat plate mould by using a vibrating bar for vibration molding. The formed surface is affected by the roughness of a flat plate mould and coarse aggregate and fine aggregate of C40 concrete, so that the surface finish is poor, the surface quality is difficult to control, and honeycombs and pitted surfaces are easy to appear. And manual inspection and repair are needed after pouring. The surface quality of the common civil air defense door is difficult to control, a large amount of manpower is wasted for repairing, and the production cost is increased.
In addition, the civil air defense door is a door provided at a civil air defense doorway, and is required to have a high impact resistance. People's air defense door one side is provided with a plurality of rotatory axle sleeves usually, articulates on the wall body through rotatory cover, axostylus axostyle, and the back is opened to the door plant, and the weight of whole door plants will be born to rotatory axle sleeve, door plant, and easy deformation or fracture are drawn together to rotatory axle sleeve, door plant.
CN109577819A discloses a high strength people's air defense door and manufacturing process thereof, including the door leaf body, the door leaf body includes the framework and sets up in the framework and be connected with the framework, the door plant is provided with inlayer high strength steel sheet layer, inlayer lead plate layer from inside to outside, inlayer reinforced concrete layer, cavity buffer layer, outer lead plate layer, outer high strength steel sheet layer and outer reinforced concrete layer, the door plant of this people's air defense door is through setting up multilayer structure, improves shock resistance, makes people's air defense door preparation process become loaded down with trivial details.
CN107178291B discloses a people's air defense door, people's air defense door includes interior door leaf and outer door leaf, interior door leaf is connected by sliding connection mechanism with outer door leaf, be equipped with the buffer layer between the two, sliding connection mechanism includes pulley and slide, on the door leaf including the pulley sets up, the slide sets up on the first recess of outer door leaf, one side that interior door leaf was kept away from to outer door leaf is the arc structure, outer door leaf inside sets up a plurality of metal fastener and link up steel structure cylinder from top to bottom, a plurality of steel structure cylinder surfaces are tangent each other, the intervally is filled there is fire-proof material, receive the impact when outer door leaf, can extrude the buffer layer, thereby inside door leaf motion, reduce the impact force that interior door leaf received, lighten the weight of outer door leaf through setting up metal fastener and steel structure. This people's air defense door can not one shot forming, need during the preparation with interior door leaf and outer door leaf butt joint together, and interior door leaf and outer door leaf are great usually, and the quality is heavier, and the work degree of difficulty of butt joint is great.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mirror surface concrete people's air defense door can consume the impact force that the buffering door sector body received, reduces the damage that the door sector body received the impact, can make people's air defense door one shot forming again, and the preparation of the people's air defense door of being convenient for adopts mirror surface concrete to guarantee the surface quality of product.
The technical scheme of the utility model is realized like this: the utility model provides a mirror surface concrete people's air defense door, including the door leaf body, the door leaf body includes the door leaf frame and sets up C40 concrete layer and mirror surface concrete layer in the door leaf frame, mirror surface concrete layer is located the outside on C40 concrete layer, the door leaf frame includes first framework and second framework, first framework sets up around C40 concrete layer and mirror surface concrete layer, be provided with first arc wall on the lateral wall of first framework, first elastic sliding part and support groove, be provided with second elastic sliding part on the inside wall of second framework, second arc wall and supporting convex block, second elastic sliding part slides and arranges first arc wall in, first elastic sliding part slides and arranges the second arc wall in, supporting convex block arranges the support inslot in, supporting convex block and support are provided with a plurality of friction rollers between the groove, the axial setting of supporting groove is followed to the friction roller.
Furthermore, the first elastic sliding part and the second elastic sliding part respectively comprise a sliding groove and a connecting shaft, an elastic part is arranged in the sliding groove, one end of the connecting shaft is rotatably provided with a roller, and the other end of the connecting shaft is arranged in the sliding groove in a sliding manner and is connected with the elastic part.
Furthermore, the supporting convex block is located on one side, away from the mirror surface concrete, of the second arc-shaped groove, a sealing groove is formed in the outer side wall of the supporting convex block along the periphery, and a sealing rubber strip is arranged on the sealing groove.
Furthermore, elastic colloid used for sealing is filled in the gaps of the first frame body and the second frame body on the two sides of the friction roller and the two sides of the second arc-shaped groove and the gaps of the first frame body and the two sides of the second frame body.
Furthermore, the two axial ends of the supporting groove are provided with limiting blocks, and the height of each limiting block is smaller than the diameter height of the friction roller.
Further, the lower extreme of the door leaf body is provided with the roll supporting component, and the roll supporting component includes connecting screw and backup pad, and the backup pad sets up in the lower extreme of first framework, and connecting screw pre-buries in the C40 concrete layer in the upper end, and the lower extreme passes the upper end of first framework and backup pad and links to each other, and the lower extreme of backup pad is connected with the back shaft through the bearing, and the lower extreme of back shaft is provided with the walking wheel.
The utility model has the advantages that:
when the door leaf body of the utility model receives external impact force, the first frame body, the C40 concrete layer and the mirror surface concrete layer all rock towards the direction of the second frame body, the first arc-shaped groove extrudes the second elastic sliding part, the second arc-shaped groove extrudes the first elastic sliding part, the friction roller rubs and rolls between the supporting lug and the supporting groove, and through the matching of the structure, the impact force received by the buffering door leaf body is consumed, and the damage of the door leaf body due to impact is reduced; after the impact is finished, the first arc-shaped groove is matched with the second elastic sliding part, the second arc-shaped groove is matched with the first elastic sliding part, and the first frame body, the C40 concrete layer and the mirror concrete layer can be conveniently reset.
The axial two ends of the support groove of the utility model are provided with the stoppers, the height of the stoppers is less than the diameter height of the friction roller, and the stoppers are used for limiting the axial movement of the friction roller, simultaneously, the radial rolling of the friction roller is not influenced, and the stability of the door leaf frame structure is ensured; the rolling support component is arranged at the lower end of the door leaf body, so that the door leaf body can be conveniently opened and closed, the door leaf body is supported, and the door leaf body and the rotating shaft sleeve are prevented from being deformed due to heavy load when the door leaf body is opened.
The utility model discloses a surface of mirror surface concrete placement civil air defense door, when guaranteeing door leaf intensity, very big improvement the surface quality of civil air defense door leaf.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the mirror concrete civil air defense door of the utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
FIG. 5 is a top view of the door frame;
fig. 6 is a front view of the door frame.
Door leaf frame 1, C40 concrete layer 2, mirror surface concrete layer 3, first framework 4, second framework 5, first arc wall 6, first elastic sliding part 7, support groove 8, second elastic sliding part 9, second arc wall 10, support lug 11, friction roller 12, stopper 13, elastic colloid 14, spout 15, connecting shaft 16, spring 17, movable plate 18, baffle 19, seal groove 20, connecting screw 21, backup pad 22, back shaft 23, walking wheel 24, rotatory axle sleeve 25, mould platform 26, connecting rod 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
Example one
As shown in fig. 1-4, a mirror concrete civil air defense door comprises a door leaf body, the door leaf body comprises a door leaf frame 1, a C40 concrete layer 2 and a mirror concrete layer 3 which are arranged in the door leaf frame 1, the mirror concrete layer 3 is positioned at the outer side of the C40 concrete layer 2, the door leaf frame 1 comprises a first frame body 4 and a second frame body 5, the first frame body 4 is fixed at the periphery of the C40 concrete layer 2 and the mirror concrete layer 3, a first arc-shaped groove 6, a first elastic sliding part 7 and a supporting groove 8 are arranged on the outer side wall of the first frame body 4, a second elastic sliding part 9, a second arc-shaped groove 10 and a supporting lug 11 are arranged on the inner side wall of the second frame body 5, the second elastic sliding part 9 is arranged in the first arc-shaped groove 6 in a sliding manner, the first elastic sliding part 7 is arranged in the second arc-shaped groove 10 in a sliding manner, the supporting lug 11 is arranged in the supporting groove 8, a plurality of friction rollers 12 are arranged between, the friction roller 12 is arranged along the axial direction of the supporting groove 8, the surface of the friction roller 12 is rough, when the door leaf body receives external impact force, the friction roller 12 rolls along the supporting groove 8, the adjacent friction rollers 12 rub against each other, the received impact force is consumed, the two axial ends of the supporting groove 8 are provided with limiting blocks 13, and the height of each limiting block 13 is smaller than the diameter height of the friction roller 12.
The space between the first frame body 4 and the second frame body 5 and the space between the first frame body 4 and the second frame body 5 on the two sides of the friction roller 12 and the two sides of the second arc-shaped groove are filled with elastic colloid 14 for sealing, the first arc-shaped groove 6 can be a communicating groove arranged around the side wall of the first frame body 4, and also can be a spacing groove arranged around the side wall of the first frame body 4, and the structure of the second arc-shaped groove 10 is the same as that of the first arc-shaped groove 6.
The first elastic sliding part 7 and the second elastic sliding part 9 both comprise a sliding groove 15 and a connecting shaft 16, an elastic part is arranged in the sliding groove 15, the elastic part comprises a spring 17 and a movable plate 18 connected with the spring 17, a baffle 19 is welded and fixed at an opening of the sliding groove 15, one end of the connecting shaft 16 is rotatably provided with a roller, and the other end of the connecting shaft slides through the baffle 19 and is fixedly connected with the movable plate 18.
The supporting convex block 11 is located on one side, far away from the mirror surface concrete, of the second arc-shaped groove 10, a sealing groove 20 is formed in the outer side wall of the supporting convex block 11 along the periphery, and a sealing rubber strip is fixed in the sealing groove 20.
The lower extreme of the door leaf body is provided with the support assembly that rolls, and the support assembly that rolls includes connecting screw 21 and backup pad 22, and backup pad 22 welded fastening is in the lower extreme of first framework 4, and connecting screw 21 upper end is buried in C40 concrete layer 2 in advance, and the lower extreme passes the upper end welded fastening of first framework 4 and backup pad 22 and links to each other, and the lower extreme of backup pad 22 is connected with back shaft 23 through the bearing, and walking wheel 24 is installed to the lower extreme of back shaft 23.
The civil air defense door also comprises the conventional structure of the existing civil air defense door, such as a door frame matched with the door leaf body, a rotating shaft sleeve 25, a locking device and the like, and the outer layer of the mirror surface concrete layer 3 can be provided with a corrosion-resistant layer and the like according to requirements.
The application method of the embodiment comprises the following steps: the door leaf body is hinged to a wall body through a rotating sleeve and a shaft lever, when the civil air defense door needs to be closed, the door leaf body is pushed to be placed in a door frame, a locking device is started, a sealing rubber strip is matched with the door frame, sealing of the civil air defense door is achieved, when the door leaf body is subjected to external impact force, a first frame body 4, a C40 concrete layer 2 and a mirror surface concrete layer 3 are all rocked towards a second frame body 5, a first arc-shaped groove 6 extrudes a second elastic sliding part 9, a second arc-shaped groove 10 extrudes a first elastic sliding part 7, a friction roller 12 rubs and rolls between a supporting bump 11 and a supporting groove 8, and the impact force applied to the door leaf body is; after the impact is finished, the first arc-shaped groove 6 is matched with the second elastic sliding part 9, and the second arc-shaped groove 10 is matched with the first elastic sliding part 7, so that the first frame body 4, the C40 concrete layer 2 and the mirror concrete layer 3 can be conveniently reset.
As shown in fig. 5 and 6, a method for manufacturing a mirror concrete civil air defense door according to the first embodiment includes the following steps:
(1) preparing a door leaf frame 1: welding the first frame body 4, then respectively placing four frame edges of the second frame body 5 on the frame edges corresponding to the first frame body 4, placing a friction roller 12 between the support lug 11 and the support groove 8, filling elastic colloid 14 in the first frame body 4 and the gap corresponding to the frame edges on two sides of the friction roller 12 and two sides of the second arc-shaped groove, then welding the four frame edges of the second frame body 5 together, and finally filling the elastic colloid 14 in the gap between the first frame body 4 and the gap corresponding to the second frame body 5;
(2) pouring and forming: the prepared door leaf frame 1 is fixed on a mould platform 26, the mould platform 26 is made of alloy materials with smooth surfaces, and the smooth surfaces of the moulds processed by the alloy materials can reach the mirror surface standard, so that the smooth finish of the surfaces of the moulds can be ensured for a long time;
the reinforcing mesh and the link 27 for mounting the locking device are laid in the door frame 1 as needed, the rotary sleeve 25 is mounted on the first frame 4, and the reinforcing mesh, the rotary sleeve 25 and the link 27 for mounting the locking device are laid.
Coating an isolating agent which is paraffin on the mould platform 26, pouring 20mm of mirror surface concrete and forming by vibration of a vibration table, and then pouring C40 concrete and forming by vibration of the vibration table; the vibration mode is changed from the original vibration mode of adopting a vibrating rod to vibration mode of a vibrating table, so that the forming is more uniform;
(3) steam curing: low-temperature steam curing is adopted, the temperature of the low-temperature steam curing is 40 ℃, and then demoulding is carried out.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 utility model provides a mirror surface concrete people's air defense door, includes the door leaf body, its characterized in that: the door leaf body comprises a door leaf frame (1), a C40 concrete layer (2) and a mirror concrete layer (3) which are arranged in the door leaf frame (1), the mirror concrete layer (3) is positioned on the outer side of the C40 concrete layer (2), the door leaf frame (1) comprises a first frame body (4) and a second frame body (5), the first frame body (4) is arranged on the periphery of the C40 concrete layer (2) and the mirror concrete layer (3), a first arc-shaped groove (6), a first elastic sliding part (7) and a supporting groove (8) are arranged on the outer side wall of the first frame body (4), a second elastic sliding part (9), a second arc-shaped groove (10) and a supporting lug (11) are arranged on the inner side wall of the second frame body (5), the second elastic sliding part (9) is arranged in the first arc-shaped groove (6) in a sliding manner, the first elastic sliding part (7) is arranged in the second arc-shaped groove (10) in a sliding manner, the supporting lug (11) is arranged in the supporting groove (, a plurality of friction rollers (12) are arranged between the supporting convex blocks (11) and the supporting grooves (8), and the friction rollers (12) are arranged along the axial direction of the supporting grooves (8).
2. A mirror concrete civil air defense door in accordance with claim 1, wherein: first elastic sliding piece (7) and second elastic sliding piece (9) all include spout (15) and connecting axle (16), are provided with the elastic component in spout (15), and connecting axle (16) one end is rotated and is provided with the gyro wheel, and the other end slides and arranges in spout (15), and links to each other with the elastic component.
3. A mirror concrete civil air defense door in accordance with claim 1, wherein: the supporting convex block (11) is located on one side, far away from the mirror surface concrete, of the second arc-shaped groove (10), a sealing groove (20) is formed in the outer side wall of the supporting convex block (11) along the periphery, and a sealing rubber strip is arranged on the sealing groove (20).
4. A mirror concrete civil air defense door in accordance with claim 1, wherein: elastic colloid (14) used for sealing is filled in the gaps of the first frame body (4) and the second frame body (5) on the two sides of the friction roller (12) and the two sides of the second arc-shaped groove and the gaps of the first frame body (4) and the two sides of the second frame body (5).
5. A mirrored concrete civil air defense door according to any one of claims 1 to 4, characterised in that: the two axial ends of the supporting groove (8) are provided with limiting blocks (13), and the height of each limiting block (13) is smaller than the diameter height of each friction roller (12).
6. A mirror concrete civil air defense door in accordance with claim 1, wherein: the lower extreme of the door leaf body is provided with the support assembly that rolls, the support assembly that rolls includes connecting screw (21) and backup pad (22), backup pad (22) set up in the lower extreme of first framework (4), connecting screw (21) upper end is pre-buried in C40 concrete layer (2), the lower extreme passes first framework (4) and links to each other with the upper end of backup pad (22), the lower extreme of backup pad (22) is connected with back shaft (23) through the bearing, the lower extreme of back shaft (23) is provided with walking wheel (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920920357.XU CN210422355U (en) | 2019-06-18 | 2019-06-18 | Mirror surface concrete civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920920357.XU CN210422355U (en) | 2019-06-18 | 2019-06-18 | Mirror surface concrete civil air defense door |
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| Publication Number | Publication Date |
|---|---|
| CN210422355U true CN210422355U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920920357.XU Active CN210422355U (en) | 2019-06-18 | 2019-06-18 | Mirror surface concrete civil air defense door |
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| CN (1) | CN210422355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206458A (en) * | 2019-06-18 | 2019-09-06 | 河南鼎力杆塔股份有限公司 | A kind of mirror surface concrete closed guard gate and preparation method thereof |
-
2019
- 2019-06-18 CN CN201920920357.XU patent/CN210422355U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206458A (en) * | 2019-06-18 | 2019-09-06 | 河南鼎力杆塔股份有限公司 | A kind of mirror surface concrete closed guard gate and preparation method thereof |
| CN110206458B (en) * | 2019-06-18 | 2023-10-27 | 河南鼎力杆塔股份有限公司 | Mirror surface concrete civil air defense door and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220323 Address after: 463900 south of Yingbin Avenue, Xiping County, Zhumadian, Henan Patentee after: HENAN DINGLI CIVIL DEFENSE EQUIPMENT CO.,LTD. Address before: 463900 south of Yingbin Avenue, Xiping County, Zhumadian, Henan Patentee before: HENAN DINGLI POLE TOWER Co.,Ltd. |
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| TR01 | Transfer of patent right |