CN216380255U

CN216380255U - High-stability support column for underground space

Info

Publication number: CN216380255U
Application number: CN202122707041.2U
Authority: CN
Inventors: 白杰
Original assignee: Suzhou Shencheng Underground Space Research Institute Co ltd
Current assignee: Suzhou Shencheng Underground Space Research Institute Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-26
Anticipated expiration: 2031-11-05

Abstract

The utility model provides a high-stability support column for an underground space, which relates to the technical field of support columns and comprises a lower circular ring, wherein four fixing blocks which are uniformly distributed are fixedly connected to the position, close to the bottom, of the outer surface of the lower circular ring, and the upper circular ring and the lower circular ring are fixed conveniently through an upper connecting rib, a lower connecting rib, a limiting rod and a T-shaped rod, so that the upper circular ring and the lower circular ring are prevented from being fixed, namely the surfaces of the upper circular ring and the lower circular ring are prevented from being extruded and deformed due to the tension of concrete.

Description

High-stability support column for underground space

Technical Field

The utility model relates to the technical field of support columns, in particular to a high-stability support column for an underground space.

Background

The underground building is a building built in a rock stratum or a soil layer, is a product of the high-speed development of a modern city, plays a role in alleviating urban contradictions and improving the living environment, and also develops a new living field for human beings.

The existing support pillar is usually constructed by bundling up reinforcing steel bars, fixing wood boards at the periphery of the reinforcing steel bars and pouring cement concrete, but the construction method has low efficiency, and when pouring is carried out, the peripheral wood boards are easy to fall off due to loose fixation, so that poured concrete is scattered.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, the construction of a support pillar is usually realized by binding reinforcing steel bars, fixing wood boards at the periphery of the reinforcing steel bars and pouring cement concrete, but the construction method has low efficiency, and in the pouring process, the peripheral wood boards are easy to fall off due to loose fixation, so that poured concrete is scattered.

In order to achieve the purpose, the utility model adopts the following technical scheme: a high-stability supporting column for an underground space comprises a lower circular ring, wherein the outer surface of the lower circular ring is fixedly connected with four uniformly distributed fixed blocks close to the bottom, the top center of one fixed block is rotatably provided with a threaded rod in a penetrating manner, the top centers of the other three fixed blocks are fixedly connected with guide rods, the top position of the outer surface of the lower circular ring is fixedly connected with a limiting ring, the inner surface of the lower circular ring is fixedly connected with a plurality of uniformly distributed lower connecting ribs, the edge positions of the lower connecting ribs are respectively and fixedly provided with a limiting rod in a penetrating manner, through holes are respectively formed in the periphery of the top of the lower connecting rib positioned at the bottom, the inner surface of each through hole is slidably connected with a T-shaped rod, the top end surface of the T-shaped rod and the other lower connecting ribs are arranged in a sliding penetrating manner, and the inner surface of the lower circular ring is slidably connected with an upper circular ring close to the top position, the outer surface of the upper ring is close to four guide blocks which are uniformly distributed and fixedly connected with the top position, the inner surface of the upper ring is fixedly connected with a plurality of upper connecting ribs which are uniformly distributed, and a plurality of clamping grooves are respectively formed in the bottom position of the inner surface of the upper ring.

Preferably, the bottom of the outer surface of the lower circular ring is fixedly connected with a plurality of uniformly distributed mounting blocks.

Preferably, the positions of the four guide blocks are matched with the positions of the four fixed blocks, the surface of the threaded rod is in threaded through connection with the center of the bottom of the adjacent guide block, the end face of the bottom of the threaded rod is fixedly connected with the adjusting block, and the surface of the guide rod is in sliding through connection with the center of the bottom of the adjacent guide block.

Preferably, arc-shaped grooves are formed in one side, close to the outer surface of the upper circular ring, of the bottom of the guide block respectively, and the inner surface of each arc-shaped groove is rotatably connected with the surface of the limiting ring.

Preferably, the bottom of the front side of the outer surface of the lower circular ring is provided with a vibration hole, and the top of the front side of the outer surface of the upper circular ring is provided with a pouring opening.

Preferably, the surface of the limiting rod and the periphery of the bottoms of the upper connecting ribs are arranged in a sliding penetrating mode, and the inner surface of the clamping groove is connected with the surfaces of the lower connecting ribs in a sliding mode.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the lower circular ring, the limiting ring, the upper circular ring, the fixing block, the guide rod and the threaded rod are arranged, so that the threaded rod can be conveniently rotated through rotating the adjusting block, the guide block which is in threaded through connection with the threaded rod can be lifted, the top of the upper circular ring can be contacted with the top of the underground space, a pouring opening and a vibration hole are formed, so that a worker can conveniently pour concrete into the upper circular ring and the lower circular ring, a vibration rod can be conveniently inserted into the vibration hole, the gas in the concrete of a teacher can be conveniently discharged, the installation and construction of the support column can be further realized, and the concrete can be prevented from being scattered without an additional binding wood board.

2. According to the utility model, the upper connecting rib, the lower connecting rib, the limiting rod and the T-shaped rod are arranged, so that the upper ring and the lower ring can be fixed conveniently through the arranged upper connecting rib and the lower connecting rib, namely, the surfaces of the upper ring and the lower ring are prevented from being extruded and deformed due to the tension of concrete, meanwhile, the upper connecting rib and the lower connecting rib are arranged, so that the upper connecting rib and the lower connecting rib can be fixed conveniently after the concrete is cured, and the upper ring and the lower ring are prevented from relative displacement due to external force collision, and further, the support column loses the support of an underground space.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged view of the utility model at a in fig. 2.

Illustration of the drawings: 1. a guide block; 2. an upper circular ring; 3. pouring a mouth; 4. a limiting ring; 5. an arc-shaped slot;

6. upper connecting ribs; 7. a limiting rod; 8. a lower circular ring; 9. a guide bar; 10. mounting blocks; 11. vibrating the hole; 12. a fixed block; 13. a lower connecting rib; 14. a threaded rod; 15. a T-shaped rod; 16. a card slot; 17. an adjusting block; 18. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Example 1, as shown in fig. 1 to 3, a high stability support column for underground space comprises a lower ring 8, a plurality of evenly distributed installation blocks 10 are fixedly connected to the bottom of the outer surface of the lower ring 8, four evenly distributed fixed blocks 12 are fixedly connected to the outer surface of the lower ring 8 near the bottom, a threaded rod 14 is rotatably arranged at the top center of one fixed block 12 in a penetrating manner, a guide rod 9 is fixedly connected to the top centers of the other three fixed blocks 12, a limit ring 4 is fixedly connected to the top of the outer surface of the lower ring 8, an upper ring 2 is slidably connected to the inner surface of the lower ring 8 near the top, four evenly distributed guide blocks 1 are fixedly connected to the outer surface of the upper ring 2 near the top, the positions of the four guide blocks 1 and the four fixed blocks 12 are matched, the surface of the threaded rod 14 is in threaded penetrating connection with the bottom center of the adjacent guide block 1, and the bottom terminal surface fixedly connected with regulating block 17 of threaded rod 14, the surface of guide arm 9 and the bottom center department of adjacent guide block 1 slide and run through the setting, arc wall 5 has been seted up respectively to the bottom of guide block 1 near surface one side of last ring 2, the internal surface of arc wall 5 and the surface of spacing ring 4 rotate to be connected, vibrations hole 11 has been seted up to the surface front side bottom position of lower ring 8, go up the surface front side top position of ring 2 and seted up and pour mouthful 3.

The whole embodiment 1 achieves the effects that by arranging the installation block 10, the expansion bolt is arranged in the installation block 10, so that the initial fixation of the positions of the installation block 10 and the lower ring 8 is realized through the expansion bolt, by arranging the threaded rod 14 and the guide rod 9, and by sliding and penetrating the guide rod 9 and the guide block 1, the position limitation of the guide block 1 is realized, namely, the guide block 1 is prevented from shaking, and simultaneously, the adjustment of the height position of the guide block 1 only can be realized, namely, the threaded rod 14 is connected with the guide block 1 in a penetrating way by utilizing the threads of the threaded rod 14 and the guide block 1, the threaded rod 14 is rotated by rotating the adjusting block 17, so that the guide block 1 and the upper ring 2 fixedly connected with the guide block 1 are stably lifted, so that the underground spaces with different heights are used, the containing of the limiting ring 4 is facilitated by the arranged arc-shaped groove 5, and when the upper ring 2 is lifted to the clamping groove 16 to be separated from the lower ring 8, the clamping groove 16 is sealed, namely, the poured concrete is prevented from spilling from the clamping groove 16.

Embodiment 2, as shown in fig. 1 to 3, the inner surface of the lower ring 8 is fixedly connected with a plurality of evenly distributed lower connection ribs 13, the edge positions of the lower connection ribs 13 are respectively and fixedly provided with a limiting rod 7 in a penetrating manner, the surface of the limiting rod 7 and the bottoms of the upper connection ribs 6 are arranged in a penetrating manner in a sliding manner, the inner surface of the clamping groove 16 and the surface of the lower connection ribs 13 are connected in a sliding manner, through holes 18 are respectively formed in the periphery of the top of the lower connection ribs 13 at the bottom, the inner surface of the through holes 18 is connected with T-shaped rods 15 in a sliding manner, the top end surface of the T-shaped rods 15 and the other lower connection ribs 13 are arranged in a penetrating manner in a sliding manner, the inner surface of the upper ring 2 is fixedly connected with a plurality of evenly distributed upper connection ribs 6, and a plurality of clamping grooves 16 are respectively formed in the bottom positions of the inner surface of the upper ring 2.

The effect achieved by the whole embodiment 2 is that the support inside the lower ring 8 can be achieved by the lower connecting rib 13, that is, the lower ring 8 is prevented from being deformed in appearance due to the tensile force of concrete, the strength of the upper ring 2 can be ensured by the upper connecting rib 6, and the stopper rod 7, namely, when the upper ring 2 is lifted, the sliding through connection of the limiting rod 7 and the upper connecting rib 6 plays a connecting role, namely, the upper ring 2 and the lower ring 8 are prevented from rotating relatively or shifting in practical use, so that the appearance and the strength of the whole supporting column are changed, the T-shaped rod 15 is also arranged to facilitate the T-shaped rod 15 to be buried deeply in the foundation, and a part of the T-shaped rod 15 is still positioned in the lower ring 8, so that the bottom of the whole supporting column is fixed by fixing the T-shaped rod 15.

Working principle; a person firstly digs a groove at the position where a support pillar is installed, then the device is placed above the dug groove, the T-shaped rod 15 slides downwards under the action of gravity to enter the dug groove, then the person installs the expansion bolt on the foundation and fixes the position of the foundation and the lower ring 8 through the expansion bolt, then the person rotates the threaded rod 14 through the rotary adjusting block 17, further the upper ring 2 stably ascends to a specified height under the limiting action of the guide rod 9, then the hydraulic concrete is poured into the dug groove and the lower ring 8 and the upper ring 2 through the pouring opening 3 or directly from the top of the upper ring 2, and the relative positions of the upper connecting rib 6 and the lower connecting rib 13 are fixed after the concrete is solidified, meanwhile, the relative position of the T-shaped rod 15 is fixed, and further the installation and fixation of the whole support pillar are realized.

It should be noted that various standard components used in the present invention are commercially available, non-standard components are specially customized, and the connection manner adopted in the present invention, such as bolting, welding, etc., is also a very common means in the mechanical field, and the inventor does not need to describe herein any further.

The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A high stability support column for underground space, includes lower ring (8), its characterized in that: the outer surface of the lower circular ring (8) is fixedly connected with four fixed blocks (12) which are uniformly distributed and are close to the bottom, the top center of one fixed block (12) is rotated to be provided with a threaded rod (14) in a penetrating manner, the top centers of other three fixed blocks (12) are fixedly connected with a guide rod (9), the top position of the outer surface of the lower circular ring (8) is fixedly connected with a limiting ring (4), the inner surface of the lower circular ring (8) is fixedly connected with a plurality of lower connecting ribs (13) which are uniformly distributed, the edge positions of the lower connecting ribs (13) are respectively fixedly provided with a limiting rod (7) in a penetrating manner, through holes (18) are respectively formed around the top of the lower connecting rib (13) positioned at the bottom, the inner surface of each through hole (18) is connected with a T-shaped rod (15) in a sliding manner, and the top end surface of the T-shaped rod (15) and other lower connecting ribs (13) are arranged in a penetrating manner in a sliding manner, the internal surface of lower ring (8) is close to top position sliding connection has last ring (2), the surface of going up ring (2) is close to four evenly distributed's of top position fixedly connected with guide block (1), go up internal surface fixedly connected with a plurality of evenly distributed's of ring (2) last splice bar (6), a plurality of draw-in grooves (16) have been seted up respectively to the internal surface bottom position of going up ring (2).

2. A high stability support column for underground space according to claim 1, wherein: the bottom of the outer surface of the lower circular ring (8) is fixedly connected with a plurality of uniformly distributed mounting blocks (10).

3. A high stability support column for underground space according to claim 1, wherein: four the position phase-match of guide block (1) and four fixed blocks (12), the surface of threaded rod (14) and the bottom center department screw thread through connection of adjacent guide block (1), and the bottom terminal surface fixedly connected with regulating block (17) of threaded rod (14), the surface of guide arm (9) and the bottom center department of adjacent guide block (1) slide and run through the setting.

4. A high stability support column for underground space according to claim 1, wherein: arc-shaped grooves (5) are respectively formed in one side, close to the outer surface of the upper circular ring (2), of the bottom of the guide block (1), and the inner surface of each arc-shaped groove (5) is rotatably connected with the surface of the limiting ring (4).

5. A high stability support column for underground space according to claim 1, wherein: the vibration hole (11) is formed in the bottom of the front side of the outer surface of the lower circular ring (8), and the pouring opening (3) is formed in the top of the front side of the outer surface of the upper circular ring (2).

6. A high stability support column for underground space according to claim 1, wherein: the surface of the limiting rod (7) and the bottoms of the upper connecting ribs (6) are arranged in a sliding penetrating mode, and the inner surface of the clamping groove (16) is connected with the surfaces of the lower connecting ribs (13) in a sliding mode.