CN114293656B - UHPC material prefabricated part for building - Google Patents
UHPC material prefabricated part for building Download PDFInfo
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- CN114293656B CN114293656B CN202111649569.7A CN202111649569A CN114293656B CN 114293656 B CN114293656 B CN 114293656B CN 202111649569 A CN202111649569 A CN 202111649569A CN 114293656 B CN114293656 B CN 114293656B
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Abstract
The invention relates to the technical field of concrete members, and discloses a UHPC material prefabricated member for a building, which solves the problem of complicated connecting process between two concrete prefabricated members at present, and comprises a prefabricated plate I, wherein a mounting plate I is fixedly arranged at the top of the prefabricated plate I, a prefabricated plate II is arranged above the mounting plate I, a mounting plate II is fixedly arranged at the bottom of the prefabricated plate II, a connecting plate I and a connecting plate II are arranged between the mounting plate I and the mounting plate II, and the connecting plate II is positioned above the connecting plate I; according to the invention, when the third supporting cylinder is positioned at the outer side of the third supporting rod, the fourth spring is reset at the moment, so that the movable plate can move and restore to the original position, one end of the positioning rod can penetrate through the corresponding through hole and is positioned in the positioning hole, and then the third supporting cylinder and the third supporting rod can be fixed, so that the connecting plate II and the connecting plate I can be fixed, and the prefabricated plate I and the prefabricated plate II can be conveniently connected.
Description
Technical Field
The invention belongs to the technical field of concrete members, and particularly relates to a UHPC material prefabricated member for a building.
Background
Ultra-high performance concrete, UHPC for short, also called active powder concrete, is the most innovative cement-based engineering material in the past three decades, realizes the large span of engineering material performance, and the concrete prefabricated parts are building parts which are manufactured in advance in factories by taking concrete as a basic material, including beams, plates, columns, building decoration accessories and the like, refer to assembled concrete parts which are manufactured before being installed on a construction site, and generally commonly comprise precast concrete floor slabs, bridge concrete box beams, industrial factory building precast concrete roof beams, culvert frames, foundation treatment precast concrete piles and the like, wherein the concrete prefabricated parts are mutually connected by reinforced concrete or connected by building glue, and a plurality of commonly used purposes are achieved through the connection between the precast plates.
When the existing concrete prefabricated member is connected, the steel bars of the prefabricated member are mostly fixed again, the steel bars are connected through pouring, but the outer layer steel bars are required to be bent to a certain size during processing through pouring connection, then the steel bars are fixed with the steel bars, the steel bars are poured through templates, and the processing procedure is complicated.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a UHPC material prefabricated part for construction, which effectively solves the problem of complicated connecting process between two concrete prefabricated parts at present.
In order to achieve the above purpose, the present invention provides the following technical solutions: the UHPC material prefabricated part for the building comprises a prefabricated plate I, wherein a mounting plate I is fixedly arranged at the top of the prefabricated plate I, a prefabricated plate II is arranged above the mounting plate I, a mounting plate II is fixedly arranged at the bottom of the prefabricated plate II, a connecting plate I and a connecting plate II are arranged between the mounting plate I and the mounting plate II, the connecting plate II is positioned above the connecting plate I, buffer mechanisms are arranged between the mounting plate I and the connecting plate I and between the mounting plate II and the connecting plate II, a distance adjusting mechanism is arranged between the connecting plate II and the connecting plate I, and a connecting plate fixing mechanism connected with the distance adjusting mechanism is arranged between the connecting plate II and the connecting plate I;
the buffer gear includes with offer in the spout of one side that mounting panel one and mounting panel two are close to each other, the inside fixedly connected with dead lever of spout, the outside swing joint of dead lever has the slider, one side of slider is equipped with first spring, first spring and dead lever activity cup joint, the top rotation of slider is connected with the dwang, the top rotation of dwang is connected with the dwang, the dwang top is rotated and is connected with the dead block, the inside fixed support column that has cup jointed of dead lever, the top and the bottom fixed connection of connecting plate one of support column.
Preferably, the bottom fixedly connected with second bracing piece of support column, the outside activity of second bracing piece has cup jointed the second and has supported a section of thick bamboo, the bottom fixedly connected with disc of second support a section of thick bamboo is equipped with the second spring that cup joints with the activity of second bracing piece between second support a section of thick bamboo and the support column, and the recess is seted up at the top of mounting panel one, and the inside of recess has been seted up inside groove, inside groove and disc activity joint, and the external diameter value of second support a section of thick bamboo is less than the internal diameter value of recess.
Preferably, the first supporting cylinder is fixedly arranged at the top of the first mounting plate at equal angles, the inner cylinder is movably arranged in the first supporting cylinder, the third springs are fixedly connected to the outer side of the inner cylinder at equal intervals, one end of each third spring is fixedly connected with the inner wall of the first supporting cylinder, the first supporting rod is movably connected to the inner side of the inner cylinder, and the top end of the first supporting rod is fixedly connected with the bottom of the first connecting plate.
Preferably, the distance adjusting mechanism comprises a third supporting cylinder fixedly connected with the bottom of the second connecting plate, a third supporting rod is movably connected in the third supporting cylinder, the bottom end of the third supporting rod is fixedly connected with the top of the first connecting plate, a movable sleeve is movably connected to the outer side of the third supporting cylinder, a handle is fixedly connected to the bottom of the movable sleeve at equal angles, and a large gear is fixedly arranged on the outer side of the movable sleeve.
Preferably, the bottom both sides of connecting plate two all rotate and are connected with the spliced pole, and the equal fixedly connected with swivel nut of bottom of two spliced poles, the equal fixed mounting in the outside of two swivel nuts has the pinion, and two pinions all mesh with the gear wheel, and the screw rod has been cup jointed to the inside equal screw thread of two swivel nuts, and the equal fixedly connected with sill bar of bottom of two screw rods, the bottom of two sill bars all with the top fixed connection of connecting plate one.
Preferably, the bottom both sides of connecting plate two all fixedly connected with fourth bracing piece, the outside of two fourth bracing pieces has all movably sleeved fourth support section of thick bamboo, and the bottom of fourth bracing piece extends to the inside of fourth support section of thick bamboo, and the bottom of two fourth support section of thick bamboo all is fixedly connected with the top of connecting plate one.
Preferably, the fixing mechanism between the connecting plates comprises two side plates positioned at the top of the connecting plate, the third supporting rod is positioned between the two side plates, the bottom ends of the two side plates are fixedly connected with the top of the connecting plate I, one sides of the two side plates, which are close to each other, are fixedly connected with connecting rods, one ends of the two connecting rods, which are close to each other, are fixedly connected with the third supporting rod, the outer groove is formed in the outer side of the third supporting cylinder, and the outer groove is movably connected with the movable sleeve.
Preferably, the outside swing joint of connecting rod has the fly leaf, and one side fixedly connected with movable column of fly leaf, movable column and curb plate swing joint, the one end fixedly connected with handle two of movable column, the opposite side fixedly connected with locating lever of fly leaf.
Preferably, the locating holes are formed in two sides of the third supporting rod, through holes are formed in two sides of the third supporting cylinder in an equidistant mode, and one end of the locating rod penetrates through the through holes and is located in the locating holes.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, through the matching between the third supporting cylinder and the third supporting rod and between the fourth supporting rod and the fourth supporting cylinder, the second connecting plate and the first connecting plate can be connected, and through the matching between the second handle, the movable column and the movable plate, the positioning rod can be moved, the fourth spring is compressed, when the third supporting cylinder is positioned at the outer side of the third supporting rod, the fourth spring can reset the movable plate to move and restore the original position, one end of the positioning rod can penetrate through the corresponding through hole and be positioned in the positioning hole, and then the third supporting cylinder and the third supporting rod can be fixed, so that the second connecting plate and the first connecting plate can be fixed, and the first prefabricated plate and the second prefabricated plate can be connected conveniently;
(2) According to the invention, through the cooperation between the third supporting cylinder and the outer groove and the cooperation between the movable sleeve and the first handle, the large gear can rotate, and through the cooperation between the large gear and the pinion, the two threaded sleeves can rotate, and through the cooperation between the threaded sleeves and the threaded rods, the threaded sleeves can drive the second connecting plate to move up and down, and then the distance between the second connecting plate and the first connecting plate can be changed, so that the distance between the first precast slab and the second precast slab can be changed to ensure better overall splicing;
(3) According to the invention, through the cooperation between the support column and the second support rod as well as the second support cylinder, when the precast slab I and the precast slab II vibrate, the second spring can be enabled to stretch out and draw back, the first spring is enabled to stretch out and draw back through the cooperation between the fixed block and the rotating rod and the rotating block and the sliding block, and the third spring is enabled to stretch out and draw back through the cooperation between the first support cylinder and the inner cylinder and the third spring and the first support rod, so that the force is buffered through the elastic action of the third spring and the first spring and the second spring, the precast slab I and the precast slab II are buffered, and the connection position between the precast slab I and the precast slab II is prevented from being vibrated to break.
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 the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the connection structure of the first connection plate and the second connection plate of the present invention;
FIG. 3 is a schematic view of a buffer mechanism according to the present invention;
FIG. 4 is a schematic view of a second support cylinder according to the present invention;
FIG. 5 is a schematic view of a first support cylinder according to the present invention;
FIG. 6 is a schematic view of a distance adjusting mechanism according to the present invention;
FIG. 7 is a schematic view of a structure of a fixing mechanism between connection plates according to the present invention;
fig. 8 is a schematic view of the third support cylinder and the third support cylinder in an exploded structure according to the present invention.
In the figure: 1. a first precast slab; 2. a first mounting plate; 3. a buffer mechanism; 301. a chute; 302. a first support cylinder; 303. a fixed rod; 304. a first spring; 305. a slide block; 306. a rotating block; 307. a first support bar; 308. a rotating lever; 309. a support column; 3010. a fixed block; 3011. a second support bar; 3012. a second support cylinder; 3013. an inner tank; 3014. a groove; 3015. a disc; 3016. a second spring; 3017. an inner cylinder; 3018. a third spring; 4. a second precast slab; 5. a second mounting plate; 6. a second connecting plate; 7. a first connecting plate; 8. a distance adjusting mechanism; 801. a third support cylinder; 802. a fourth support cylinder; 803. a bottom bar; 804. a third support bar; 805. a screw; 806. a screw sleeve; 807. a fourth support bar; 808. a first handle; 809. a large gear; 8010. a movable sleeve; 8011. rotating the column; 8012. a pinion gear; 9. a fixing mechanism between the connecting plates; 901. a side plate; 902. a connecting rod; 903. a movable plate; 904. a fourth spring; 905. a movable column; 906. a positioning rod; 907. an outer groove; 908. a second handle; 909. positioning holes; 9010. and a through hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1-8, the prefabricated slab comprises a prefabricated slab 1, a mounting plate 1 is fixedly arranged at the top of the prefabricated slab 1, a prefabricated slab 4 is arranged above the mounting plate 2, a mounting plate 5 is fixedly arranged at the bottom of the prefabricated slab 4, a connecting plate 7 and a connecting plate 6 are arranged between the mounting plate 2 and the mounting plate 5, the connecting plate 6 is positioned above the connecting plate 7, buffer mechanisms 3 are arranged between the mounting plate 2 and the connecting plate 7 and between the mounting plate 5 and the connecting plate 6, a distance adjusting mechanism 8 is arranged between the connecting plate 6 and the connecting plate 7, and a connecting plate fixing mechanism 9 connected with the distance adjusting mechanism 8 is arranged between the connecting plate 6 and the connecting plate 7;
in the second embodiment, on the basis of the first embodiment, the buffer mechanism 3 includes a chute 301 formed on one side of the first mounting plate 2 and the second mounting plate 5, a fixing rod 303 is fixedly connected inside the chute 301, a sliding block 305 is movably connected on the outer side of the fixing rod 303, a first spring 304 is arranged on one side of the sliding block 305, the first spring 304 is movably sleeved with the fixing rod 303, a rotating block 306 is rotatably connected to the top of the sliding block 305, a rotating rod 308 is rotatably connected to the top of the rotating block 306, a fixing block 3010 is rotatably connected to the top of the rotating rod 308, a supporting column 309 is fixedly sleeved inside the fixing block 3010, and the top of the supporting column 309 is fixedly connected to the bottom of the first connecting plate 7. The bottom end of the support column 309 is fixedly connected with a second support rod 3011, a second support tube 3012 is movably sleeved on the outer side of the second support rod 3011, a disc 3015 is fixedly connected to the bottom of the second support tube 3012, a second spring 3016 which is movably sleeved with the second support rod 3011 is arranged between the second support tube 3012 and the support column 309, a groove 3014 is formed in the top of the first mounting plate 2, an inner groove 3013 is formed in the groove 3014, the inner groove 3013 is movably clamped with the disc 3015, the outer diameter value of the second support tube 3012 is smaller than the inner diameter value of the groove 3014, a first support tube 302 is fixedly mounted at the top of the first mounting plate 2 at equal angles, an inner tube 3017 is movably mounted in the first support tube 302, a third spring 3018 is fixedly connected to the outer side of the inner tube 3017 at equal intervals, one end of the third spring 3018 is fixedly connected with the inner wall of the first support tube 302, a first support rod 307 is movably connected to the inner side of the inner tube 3017, and the top of the first support rod 307 is fixedly connected with the bottom of the first mounting plate 7;
when the first prefabricated plate 1 and the second prefabricated plate 4 are vibrated, the first connecting plate 7 and the second connecting plate 6 are driven to vibrate at the same time, the support column 309 and the second supporting cylinder 3012 are vibrated, the second spring 3016 is enabled to stretch out and draw back, the sliding block 305 is driven to move along the fixing rod 303, the first spring 304 is enabled to stretch out and draw back, the first supporting rod 307 moves in the first supporting cylinder 302, the third spring 3018 is enabled to stretch out and draw back, and finally the force is absorbed through the elastic action of the third spring 3018, the first spring 304 and the second spring 3016, so that the first prefabricated plate 1 and the second prefabricated plate 4 are buffered, and the connection position between the first prefabricated plate 1 and the second prefabricated plate 4 is prevented from being broken.
In the third embodiment, on the basis of the first embodiment, the distance adjusting mechanism 8 comprises a third supporting cylinder 801 fixedly connected with the bottom of a second connecting plate 6, a third supporting rod 804 is movably connected inside the third supporting cylinder 801, the bottom ends of the third supporting rod 804 are fixedly connected with the top of a first connecting plate 7, a movable sleeve 8010 is movably connected to the outer side of the third supporting cylinder 801, a handle I808 is fixedly connected to the bottom of the movable sleeve 8010 at equal angles, a large gear 809 is fixedly arranged on the outer side of the movable sleeve 8010, rotating columns 8011 are rotatably connected to two sides of the bottom of the second connecting plate 6, screw sleeves 806 are fixedly connected to the bottom ends of the two rotating columns 8011, pinions 8012 are fixedly arranged on the outer sides of the two screw sleeves 806, the two pinions 8012 are meshed with the large gear 809, screw rods 805 are sleeved inside the two screw rods 803 are fixedly connected to the bottom ends of the two screw rods 805, the bottom ends of the two bottom rods 805 are fixedly connected with the top of the first connecting plate 7, fourth supporting rods 807 are fixedly connected to the two bottom ends of the fourth supporting rods 802, and the bottom ends of the four supporting cylinders 803 are fixedly connected to the top ends of the fourth supporting cylinders 803;
firstly, the movable sleeve 8010 is rotated through the handle one 808, then the large gear 809 is driven to rotate, meanwhile, because the large gear 809 is meshed with the small gear 8012, then the two small gears 8012 are driven to rotate, then the two third support rods 804 are driven to rotate, when the screw sleeve 806 rotates clockwise, the screw sleeve 806 is driven to move downwards through the action of the screw sleeve 806 and the screw rod 805, and when the screw sleeve 806 rotates anticlockwise, the screw sleeve 806 is driven to move upwards through the action of the screw sleeve 806 and the screw rod 805, at the moment, the distance between the connecting plate two 6 and the connecting plate one 7 can be changed, then the distance between the prefabricated plate one 1 and the prefabricated plate two 4 can be changed, and finally, overall better splicing is ensured.
In the fourth embodiment, based on the first embodiment, the fixing mechanism 9 between connecting plates comprises two side plates 901 located at the top of the first connecting plate 7, a third supporting rod 804 is located between the two side plates 901, the bottom ends of the two side plates 901 are fixedly connected with the top of the first connecting plate 7, one sides of the two side plates 901, which are close to each other, are fixedly connected with connecting rods 902, one ends of the two connecting rods 902, which are close to each other, are fixedly connected with the third supporting rod 804, an outer groove 907 is formed in the outer side of the third supporting cylinder 801, the outer groove 907 is movably connected with a movable sleeve 8010, a movable plate 903 is movably connected to the outer side of the connecting rod 902, one side of the movable plate 903 is fixedly connected with a movable column 905, the movable column 905 is movably connected with the side plates 901, one end of the movable column 905 is fixedly connected with a handle two 908, the other side of the movable plate 903 is fixedly connected with a positioning rod 906, two sides of the third supporting rod 804 are respectively provided with positioning holes 909, two sides of the third supporting rod 801 are respectively equidistantly separated from the through holes 9010, and one end of the positioning rod 906 penetrates through the through holes 9010 and is located inside the positioning holes 909;
the second handles 908 on the two sides are pulled at first, at this time, the movable plate 903 is driven to move, the positioning rod 906 is driven to move, meanwhile, the fourth spring 904 is compressed, then when the third supporting cylinder 801 is located on the outer side of the third supporting rod 804, the control on the second handles 908 is released, at this time, the fourth spring 904 resets and drives the movable plate 903 to move, then the positioning rod 906 is driven to move until one end of the positioning rod 906 penetrates through the corresponding through hole 9010 and is located in the positioning hole 909, then the third supporting rod 804 and the third supporting cylinder 801 are fixed, then the second connecting plate 6 and the first connecting plate 7 can be fixed, and finally the connection and fixation of the first prefabricated plate 1 and the second prefabricated plate 4 are completed.
Claims (3)
1. The UHPC material prefabricated part for the building comprises a prefabricated plate I (1), and is characterized in that: the top of the prefabricated plate I (1) is fixedly provided with a mounting plate I (2), a prefabricated plate II (4) is arranged above the mounting plate I (2), a mounting plate II (5) is fixedly arranged at the bottom of the prefabricated plate II (4), a connecting plate I (7) and a connecting plate II (6) are arranged between the mounting plate I (2) and the mounting plate II (5), the connecting plate II (6) is positioned above the connecting plate I (7), buffer mechanisms (3) are respectively arranged between the mounting plate I (2) and the connecting plate I (7) and between the mounting plate II (5) and the connecting plate II (6), a distance adjusting mechanism (8) is arranged between the connecting plate II (6) and the connecting plate I (7), and a connecting plate fixing mechanism (9) connected with the distance adjusting mechanism (8) is arranged between the connecting plate II (6) and the connecting plate I (7);
the buffer mechanism (3) comprises a sliding groove (301) which is formed in one side, close to each other, of the first mounting plate (2) and the second mounting plate (5), a fixing rod (303) is fixedly connected to the inside of the sliding groove (301), a sliding block (305) is movably connected to the outer side of the fixing rod (303), a first spring (304) is arranged on one side of the sliding block (305), the first spring (304) is movably sleeved with the fixing rod (303), a rotating block (306) is rotatably connected to the top of the sliding block (305), a rotating rod (308) is rotatably connected to the top of the rotating block (306), a fixing block (3010) is rotatably connected to the top of the rotating rod (308), a supporting column (309) is fixedly sleeved in the inside of the fixing block (3010), and the top of the supporting column (309) is fixedly connected to the bottom of the first connecting plate (7);
the distance adjusting mechanism (8) comprises a third supporting cylinder (801) fixedly connected with the bottom of a second connecting plate (6), a third supporting rod (804) is movably connected to the inside of the third supporting cylinder (801), the bottom end of the third supporting rod (804) is fixedly connected with the top of a first connecting plate (7), a movable sleeve (8010) is movably connected to the outside of the third supporting cylinder (801), a handle (808) is fixedly connected to the bottom of the movable sleeve (8010) at equal angles, a large gear (809) is fixedly arranged on the outside of the movable sleeve (8010), rotating columns (8011) are rotatably connected to the two sides of the bottom of the second connecting plate (6), screw sleeves (806) are fixedly connected to the bottom ends of the two rotating columns (8011), pinions (8012) are fixedly connected to the outer sides of the two screw sleeves (806), screws (8012) are meshed with the large gear (809), screws (805) are sleeved in the inner parts of the two screw sleeves (806), bottom ends of the two screws (805) are fixedly connected with bottom rods (803), bottom rods (803) are fixedly connected to the bottom ends of the bottom rods (803) of the first connecting plate (8010), the bottom ends of the two bottom rods (803) are fixedly connected to the fourth supporting rods (807) of the fourth connecting plate (807) respectively, the bottom ends of the fourth supporting rods (807) extend into the fourth supporting cylinders (802), and the bottom ends of the two fourth supporting cylinders (802) are fixedly connected with the top of the first connecting plate (7);
fixed establishment (9) between connecting plate is including being located two curb plates (901) at connecting plate one (7) top, third bracing piece (804) are located between two curb plates (901), the bottom of two curb plates (901) all with the top fixed connection of connecting plate one (7), one side that two curb plates (901) are close to each other is all fixedly connected with connecting rod (902), one end that two connecting rods (902) are close to each other all with third bracing piece (804) fixed connection, external groove (907) have been seted up in the outside of third support cylinder (801), external groove (907) and movable sleeve (8010) swing joint, the outside swing joint of connecting rod (902) has fly leaf (903), one side fixedly connected with movable column (905), one end fixedly connected with handle two (908) of movable column (905) and curb plate (901) swing joint, locating lever (906) are all seted up to the opposite side of fly leaf (903), locating hole (909) have all been seted up to the both sides of third support cylinder (801) all leave and are equipped with through-hole (10) and locate hole (906) inside in the equidistance (9010).
2. A prefabricated component of UHPC material for construction according to claim 1, wherein: the bottom fixedly connected with second bracing piece (3011) of support column (309), second support tube (3012) has been cup jointed in the outside activity of second bracing piece (3011), the bottom fixedly connected with disc (3015) of second support tube (3012), be equipped with between second support tube (3012) and support column (309) with second spring (3016) of second bracing piece (3011) activity cup joint, recess (3014) have been seted up at the top of mounting panel one (2), inside groove (3013) have been seted up to the inside of recess (3014), inside groove (3013) and disc (3015) activity joint, the external diameter value of second support tube (3012) is less than the internal diameter value of recess (3014).
3. A prefabricated component of UHPC material for construction according to claim 1, wherein: the top equiangular fixed mounting of mounting panel one (2) has first support section of thick bamboo (302), and the inside movable mounting of first support section of thick bamboo (302) has inner tube (3017), and the outside equidistance fixedly connected with third spring (3018) of inner tube (3017), the one end and the inner wall fixed connection of first support section of thick bamboo (302) of third spring (3018), the inside movable connection of inner tube (3017) has first bracing piece (307), the bottom fixed connection of first bracing piece (307) and connecting plate one (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111649569.7A CN114293656B (en) | 2021-12-30 | 2021-12-30 | UHPC material prefabricated part for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111649569.7A CN114293656B (en) | 2021-12-30 | 2021-12-30 | UHPC material prefabricated part for building |
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| Publication Number | Publication Date |
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| CN114293656A CN114293656A (en) | 2022-04-08 |
| CN114293656B true CN114293656B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111649569.7A Active CN114293656B (en) | 2021-12-30 | 2021-12-30 | UHPC material prefabricated part for building |
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| CN214833670U (en) * | 2021-02-24 | 2021-11-23 | 九州职业技术学院 | Anti-collision device of shockproof building structure |
| CN214942768U (en) * | 2021-07-30 | 2021-11-30 | 中建二局第三建筑工程有限公司 | A consolidate bearing structure for building engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574758A (en) * | 2017-09-21 | 2018-01-12 | 西安聚投未来网络科技有限公司 | A kind of bridge construction support for possessing height adjusting function |
| KR102218533B1 (en) * | 2019-09-16 | 2021-02-22 | 박정민 | pillar structure |
| CN210947859U (en) * | 2019-10-28 | 2020-07-07 | 刘希才 | A consolidate bearing structure for building engineering |
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| CN213896888U (en) * | 2020-11-20 | 2021-08-06 | 鞍山创新实业有限公司 | Lifting column positioning and supporting device |
| CN214833670U (en) * | 2021-02-24 | 2021-11-23 | 九州职业技术学院 | Anti-collision device of shockproof building structure |
| CN214942768U (en) * | 2021-07-30 | 2021-11-30 | 中建二局第三建筑工程有限公司 | A consolidate bearing structure for building engineering |
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| Publication number | Publication date |
|---|---|
| CN114293656A (en) | 2022-04-08 |
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