CN213476895U

CN213476895U - Inner supporting structure for building construction foundation pit

Info

Publication number: CN213476895U
Application number: CN202021545630.4U
Authority: CN
Inventors: 李洁文; 付金; 韦兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-06-18
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a bearing structure in construction foundation ditch relates to construction technical field, comprising a base plate, the first backup pad of top fixedly connected with of bottom plate, the top center fixedly connected with connecting plate of first backup pad, the expansion plate in the top fixedly connected with of connecting plate, the both ends of interior expansion plate all are provided with outer expansion plate, two the relative both ends of outer expansion plate are seted up with interior expansion plate assorted flexible groove, and flexible groove and interior expansion plate sliding connection, two the below of outer expansion plate is provided with adjustment mechanism jointly. The utility model discloses in, through set up the spacing groove corresponding with a screw thread section of thick bamboo on first backup pad, during the starter motor, the rotation of threaded rod has driven a screw thread section of thick bamboo and has removed in the spacing groove for the outer expansion plate that sets up on the screw thread section of thick bamboo can remove, conveniently adjusts the distance between two outer expansion plates, thereby adapts to the foundation ditch of different conditions, can improve work efficiency.

Description

Inner supporting structure for building construction foundation pit

Technical Field

The utility model belongs to the technical field of the construction, specifically be a support structure in construction foundation ditch.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation.

When supporting the foundation ditch, the existing inner supporting structure for the building construction foundation ditch cannot be adjusted according to actual conditions because the structure is mostly fixed, so that the practicability is low, materials can be wasted, and the construction efficiency is also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support structure in construction foundation ditch to it is inconvenient to solve the construction foundation ditch support structure regulation that prior art exists, makes the problem that work efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a building construction foundation ditch inner supporting structure, includes the bottom plate, the first backup pad of top fixedly connected with of bottom plate, the top center fixedly connected with connecting plate of first backup pad, the expansion plate in the top fixedly connected with of connecting plate, the both ends of interior expansion plate all are provided with outer expansion plate, two the both ends that the outer expansion plate is relative are seted up with interior expansion plate assorted flexible groove, and flexible groove and interior expansion plate sliding connection, two the below of outer expansion plate is provided with adjustment mechanism jointly.

As a further aspect of the present invention: the adjusting mechanism comprises a motor, an output shaft of the motor is fixedly connected with a threaded rod through a coupler, the outer wall of the threaded rod is in threaded connection with two symmetrically-distributed threaded cylinders, limiting grooves corresponding to the threaded cylinders are formed in the first supporting plate, the top of each threaded cylinder is fixedly connected with the bottoms of the two outer expansion plates respectively, a retaining ring is fixedly sleeved in the middle of the outer wall of the threaded rod, and the thread direction of the threaded rod is symmetrical to each other by taking the retaining ring as the center.

As a further aspect of the present invention: two one side of outer expansion plate all rotates through first pivot and is connected with the first bracing piece of two symmetric distributions, and is a plurality of the one end of first bracing piece all rotates through the second pivot and is connected with first slider, two one side of outer expansion plate all is provided with the support column, two the bottom of support column all with the top fixed connection of bottom plate, two first spout corresponding with a plurality of first sliders is all seted up to one side of support column.

As a further aspect of the present invention: the top of the bottom plate is provided with two second supporting plates which are symmetrically distributed, the tops of the two second supporting plates are fixedly connected with second supporting rods, one ends of the two second supporting rods are fixedly connected with reinforcing plates, the four inner corners of the two reinforcing plates are respectively provided with a first threaded hole, one side of each of the two outer expansion plates is provided with a second threaded hole corresponding to the plurality of first threaded holes, the inner common threads of the adjacent first threaded holes and the adjacent second threaded holes are connected with first bolts, and the bottoms of the two second supporting plates are respectively fixedly connected with second sliding blocks, the top of bottom plate seted up with two the corresponding second spout of second slider, two the equal fixedly connected with fixed block in both sides of second backup pad is a plurality of the inside of fixed block all has the second bolt through third screw hole threaded connection, and the bottom of second bolt extends to and contacts with the surface of second spout.

As a further aspect of the present invention: and one side of each of the two outer expansion plates is provided with a waterproof layer.

As a further aspect of the present invention: the bottom of bottom plate fixedly connected with a plurality of evenly distributed inserted bars.

The utility model has the advantages that:

1. the limiting groove corresponding to the threaded cylinder is formed in the first supporting plate, when the motor is started, the threaded rod rotates to drive the threaded cylinder to move in the limiting groove, so that the outer expansion plates arranged on the threaded cylinder can move, the distance between the two outer expansion plates can be conveniently adjusted, foundation pits in different conditions can be adapted, the adjustment is convenient, the working efficiency can be improved, and certain practicability is achieved;

2. through being provided with second backup pad and second bracing piece and gusset plate, and second backup pad below is provided with the second slider, when the board that stretches out and draws back removes, can drive the second slider and slide in the second spout, when outer expansion plate stop moving, can fix the second backup pad through the second bolt, has formed a slope bearing structure this moment, can improve the stability of whole device.

Drawings

Fig. 1 is a schematic structural diagram of an inner support structure of a building construction foundation pit.

Fig. 2 is a schematic diagram of a right-side structure of fig. 1 in the inner support structure of the construction foundation pit.

Fig. 3 is a schematic view of the back side structure of fig. 1 in an inner support structure of a construction foundation pit.

The labels in the figure are: 1. a base plate; 2. a first support plate; 3. a connecting plate; 4. an inner expansion plate; 5. an outer expansion plate; 6. a motor; 7. a threaded rod; 8. a threaded barrel; 9. a baffle ring; 10. a first support bar; 11. a first slider; 12. a support pillar; 13. a second support plate; 14. a second support bar; 15. a reinforcing plate; 16. a first bolt; 17. a second slider; 18. a fixed block; 19. a second bolt; 20. a waterproof layer; 21. and (4) inserting the rod.

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 creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, in the embodiment of the utility model, an inner supporting structure of building construction foundation pit, including bottom plate 1, the first backup pad 2 of top fixedly connected with of bottom plate 1, the top center fixedly connected with connecting plate 3 of first backup pad 2, expansion plate 4 in the top fixedly connected with of connecting plate 3, the both ends of interior expansion plate 4 all are provided with outer expansion plate 5, two outer expansion plate 5 relative both ends seted up with interior expansion plate 4 assorted expansion tank, and expansion tank and interior expansion plate 4 sliding connection, two outer expansion plate 5's below is provided with adjustment mechanism jointly.

Referring to fig. 1, the adjusting mechanism includes a motor 6, an output shaft of the motor 6 is fixedly connected with a threaded rod 7 through a coupler, an outer wall of the threaded rod 7 is in threaded connection with two symmetrically distributed threaded cylinders 8, a limiting groove corresponding to the threaded cylinder 8 is formed inside the first supporting plate 2, tops of the two threaded cylinders 8 are fixedly connected with bottoms of the two outer expansion plates 5 respectively, a baffle ring 9 is fixedly sleeved in the middle of an outer wall of the threaded rod 7, and thread directions of the threaded rod 7 are mutually symmetrical by taking the baffle ring 9 as a center, so that the distance between the two outer expansion plates 5 is conveniently adjusted, and the device is adapted to different foundation pits.

Referring to fig. 1, one side of each of the two outer expansion plates 5 is rotatably connected with two first support rods 10 which are symmetrically distributed through a first rotating shaft, one end of each of the first support rods 10 is rotatably connected with a first slider 11 through a second rotating shaft, one side of each of the two outer expansion plates 5 is provided with a support column 12, the bottoms of the two support columns 12 are fixedly connected with the top of the base plate 1, one side of each of the two support columns 12 is provided with a first chute corresponding to the first sliders 11, and the outer expansion plates 5 can be moved stably.

Referring to fig. 2 and 3, the top of the bottom plate 1 is provided with two second supporting plates 13 which are symmetrically distributed, the tops of the two second supporting plates 13 are fixedly connected with second supporting rods 14, one ends of the two second supporting rods 14 are fixedly connected with reinforcing plates 15, four inner corners of the two reinforcing plates 15 are respectively provided with a first threaded hole, one side of each of the two outer expansion plates 5 is respectively provided with a second threaded hole corresponding to the plurality of first threaded holes, the inner parts of the adjacent first threaded holes and the adjacent second threaded holes are respectively and fixedly connected with a first bolt 16, the bottoms of the two second supporting plates 13 are respectively and fixedly connected with a second sliding block 17, the top of the bottom plate 1 is provided with a second sliding groove corresponding to the two second sliding blocks 17, two sides of the two second supporting plates 13 are respectively and fixedly connected with fixing blocks 18, and the inner parts of the plurality of fixing blocks 18 are respectively and threadedly connected with a second, and the bottom of the second bolt 19 extends to contact with the surface of the second runner, which can increase the stability of the device.

Referring to fig. 2, a waterproof layer 20 is disposed on one side of each of the two outer expansion plates 5 to protect the apparatus.

Referring to fig. 1, the bottom of the bottom plate 1 is fixedly connected with a plurality of evenly distributed insertion rods 21, so that the bottom plate 1 can be conveniently fixed in a foundation pit.

The utility model discloses a theory of operation is:

firstly, according to the condition of a foundation pit, a motor 6 is started, a threaded rod 7 is driven to rotate, a limiting groove is formed in a first supporting plate 2, a threaded cylinder 8 can only move transversely, an outer telescopic plate 5 arranged above the threaded cylinder 8 is driven to move, the motor 6 is stopped when two outer telescopic plates 5 move to a proper distance, meanwhile, the outer telescopic plates 5 move, except for driving a first sliding block 11 arranged on the first supporting rod 10 to slide in a first sliding groove, a second sliding block 17 arranged on a second supporting plate 13 is also driven to slide in a second sliding groove, when the outer telescopic plates 5 stop moving, the second supporting plate 13 can be fixed through a second bolt 19 screwed on a fixing block 18, and the stability of the whole device can be improved.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a support structure in construction foundation ditch, includes bottom plate (1), its characterized in that: the utility model discloses a telescopic floor, including bottom plate (1), the first backup pad of top fixedly connected with (2) of bottom plate (1), top center fixedly connected with connecting plate (3) of first backup pad (2), expansion plate (4) in the top fixedly connected with of connecting plate (3), the both ends of interior expansion plate (4) all are provided with outer expansion plate (5), two the relative both ends of outer expansion plate (5) are seted up with interior expansion plate (4) assorted flexible groove, and flexible groove and interior expansion plate (4) sliding connection, two the below of outer expansion plate (5) is provided with adjustment mechanism jointly.

2. The support structure in a construction foundation pit according to claim 1, wherein: adjustment mechanism includes motor (6), the output shaft of motor (6) passes through shaft coupling fixedly connected with threaded rod (7), the outer wall threaded connection of threaded rod (7) has two symmetric distribution's a screw thread section of thick bamboo (8), the inside of first backup pad (2) is seted up with the corresponding spacing groove of a screw thread section of thick bamboo (8), two the top of a screw thread section of thick bamboo (8) respectively with the bottom fixed connection of two outer expansion plates (5), the outer wall middle part fixed cup joint of threaded rod (7) has fender ring (9), and the screw direction of threaded rod (7) uses fender ring (9) as central mutual symmetry.

3. The support structure in a construction foundation pit according to claim 1, wherein: two one side of outer expansion plate (5) all rotates through first pivot and is connected with first bracing piece (10) of two symmetric distributions, and is a plurality of the one end of first bracing piece (10) all rotates through the second pivot and is connected with first slider (11), two one side of outer expansion plate (5) all is provided with support column (12), two the bottom of support column (12) all with the top fixed connection of bottom plate (1), two the first spout corresponding with a plurality of first slider (11) is all seted up to one side of support column (12).

4. The support structure in a construction foundation pit according to claim 1, wherein: the top of the bottom plate (1) is provided with two second supporting plates (13) which are symmetrically distributed, the tops of the two second supporting plates (13) are fixedly connected with second supporting rods (14), one ends of the two second supporting rods (14) are fixedly connected with reinforcing plates (15), four inner corners of the two reinforcing plates (15) are respectively provided with a first threaded hole, one side of each of the two outer expansion plates (5) is respectively provided with a second threaded hole corresponding to the plurality of first threaded holes, the inner parts of the adjacent first threaded holes and the adjacent second threaded holes are respectively and commonly in threaded connection with a first bolt (16), the bottoms of the two second supporting plates (13) are respectively and fixedly connected with a second sliding block (17), the top of the bottom plate (1) is provided with a second sliding groove corresponding to the two second sliding blocks (17), and two sides of the two second supporting plates (13) are respectively and fixedly connected with a fixing block (18), a plurality of the inside of fixed block (18) all has second bolt (19) through third screw hole threaded connection, and the bottom of second bolt (19) extends to and contacts with the surface of second spout.

5. The support structure in a construction foundation pit according to claim 1, wherein: and one side of each of the two outer expansion plates (5) is provided with a waterproof layer (20).

6. The support structure in a construction foundation pit according to claim 1, wherein: the bottom of the bottom plate (1) is fixedly connected with a plurality of inserted rods (21) which are uniformly distributed.