CN216515629U - Foundation pit supporting structure for foundation pit excavation - Google Patents
Foundation pit supporting structure for foundation pit excavation Download PDFInfo
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- CN216515629U CN216515629U CN202123185714.9U CN202123185714U CN216515629U CN 216515629 U CN216515629 U CN 216515629U CN 202123185714 U CN202123185714 U CN 202123185714U CN 216515629 U CN216515629 U CN 216515629U
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- supporting
- foundation pit
- connecting rod
- swing joint
- movably connected
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Abstract
The utility model is suitable for the technical field of foundation pit supporting, and provides a foundation pit supporting structure for foundation pit excavation, which comprises: the body is connected with a plurality of guide rods, and the guide rods are movably connected with supporting pieces; the driving shaft is movably connected with the body, a driven part is movably connected with the driving shaft, the driven part is movably connected with the supporting part, and the supporting part is movably connected with a supporting plate; the positive and negative motor passes through the drive shaft and drives the follower and keep away from each other or be close to and then drive support piece along the axial rectilinear movement of guide arm, and support piece drives the backup pad and keeps away from each other and support the foundation ditch or be close to each other and be convenient for retrieve, has that the supporting effect is good, strut with the convenient advantage of recovery unit.
Description
Technical Field
The utility model belongs to the technical field of foundation pit supporting, and particularly relates to a foundation pit supporting structure for foundation pit excavation.
Background
The foundation pit support is a supporting, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, and the edge of the foundation pit needs to be supported along with the continuous increase of the depth of the foundation pit in the process of excavation of the foundation pit in order to avoid the collapse of the edge of the foundation pit.
Current supporting construction of foundation ditch can waste a large amount of time when installation and dismantlement, leads to the construction progress to receive the influence, when utilizing the guard plate to protect the foundation ditch moreover, can not adjust the guard plate according to the inside particular case of foundation ditch, and the limitation is strong, is not convenient for use.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model aims to provide a foundation pit supporting structure for foundation pit excavation, and aims to solve the problems in the background technology.
The embodiment of the present invention is realized as follows, and a foundation pit supporting structure for foundation pit excavation includes:
the body is connected with a plurality of guide rods, and the guide rods are movably connected with supporting pieces;
the drive shaft with body swing joint, drive shaft swing joint has the follower, the follower with support piece swing joint, support piece swing joint has the backup pad.
As a further scheme of the utility model, the driving shaft is fixedly connected with a power source, two groups of threads are arranged on the driving shaft, and the rotating directions of the two groups of threads are opposite; the driven part includes thread bush and connecting rod, the thread bush pass through the screw thread with drive shaft threaded connection, the thread bush with connecting rod fixed connection, connecting rod symmetric distribution is in the thread bush both sides, the connecting rod with support piece swing joint.
As a further scheme of the utility model, the supporting piece comprises a sliding block and a supporting block, the sliding block is provided with a connecting rod hole matched with a connecting rod and a guide rod hole matched with a guide rod, the sliding block is fixedly connected with the supporting block, and the supporting block is in sliding connection with the supporting plate.
As a further scheme of the utility model, the guide rod comprises a rod body and a limiting ring, one end of the guide rod is fixedly connected with the body, and the limiting ring is arranged at one end of the guide rod, which is far away from the body.
As a further scheme of the utility model, the limit ring is movably connected with an inserted rod.
The positive and negative motor passes through the drive shaft and drives the follower and keep away from each other or be close to and then drive support piece along the axial rectilinear movement of guide arm, and support piece drives the backup pad and keeps away from each other and support the foundation ditch or be close to each other and be convenient for retrieve, has that the supporting effect is good, strut with the convenient advantage of recovery unit.
Drawings
Fig. 1 is a schematic structural diagram of a foundation pit supporting structure for excavation of a foundation pit according to an embodiment of the present invention;
fig. 2 is a schematic partial top view of a foundation pit supporting structure for excavation of a foundation pit according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a driven member according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a support member according to an embodiment of the present invention;
in the drawings: 1-body, 2-guide rod, 21-rod body, 22-limit ring, 3-driving shaft, 4-driven piece, 41-thread sleeve, 42-connecting rod, 5-supporting piece, 51-sliding block, 52-connecting rod hole, 53-guide rod hole, 54-supporting block, 6-supporting plate and 7-inserted rod.
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 below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 4, an excavation supporting structure for excavation of an excavation includes:
the device comprises a body 1, wherein the body 1 is connected with a plurality of guide rods 2, and the guide rods 2 are movably connected with supporting pieces 5;
the driving shaft 3, the driving shaft 3 with body 1 swing joint, driving shaft 3 swing joint has follower 4, follower 4 with support piece 5 swing joint, support piece 5 swing joint has backup pad 6.
In this embodiment, the driving shaft 3 is fixedly connected with a power source, the power source may be a positive and negative motor, two sets of threads are arranged on the driving shaft 3, and the rotation directions of the two sets of threads are opposite; the driven part 4 comprises a threaded sleeve 41 and a connecting rod 42, the threaded sleeve 41 is in threaded connection with the driving shaft 3 through threads, the threaded sleeve 41 is fixedly connected with the connecting rod 42, the connecting rod 42 is symmetrically distributed on two sides of the threaded sleeve 41, and the connecting rod 42 is movably connected with the supporting part 5; the supporting piece 5 comprises a sliding block 51 and a supporting block 54, the sliding block 51 is provided with a connecting rod hole 52 used for being matched with the connecting rod 42 and a guide rod hole 53 matched with the guide rod 2, the sliding block 51 is fixedly connected with the supporting block 54, and the supporting block 54 is connected with the supporting plate 6 in a sliding manner; the positive and negative motor drives the drive shaft 3 to rotate positively and negatively, the drive shaft 3 drives the two driven parts 4 to be away from or close to each other, namely, the two thread bushings 41 are driven to be away from or close to each other, the thread bushings 41 drive the corresponding connecting rods 42 to be away from or close to each other, the connecting rods 42 drive the plurality of sliding blocks 51 to linearly move along the direction of the guide rod 2 through the matching with the connecting rod holes 52, the sliding blocks 51 drive the corresponding supporting blocks 54 to be away from or close to each other, the supporting blocks 54 drive the supporting plates 6 to be away from each other to support a foundation pit or to be close to each other so as to be convenient for recovery, and the supporting device has the advantages of good supporting effect and convenience in supporting or recovering.
Referring to fig. 1 to 4, in an embodiment of the present invention, the guide rod 2 includes a rod body 21 and a limiting ring 22, one end of the guide rod 2 is fixedly connected to the body 1, and one end of the guide rod 2 away from the body 1 is provided with the limiting ring 22.
In this embodiment, stop collar 22 swing joint has inserted bar 7, inserts the foundation ditch through inserted bar 7, is favorable to improving device stability, is used for spacing support piece 5's home range through setting up of stop collar 22.
The working principle is as follows:
the positive and negative motor drives follower 4 through drive shaft 3 and keeps away from each other or is close to and then drives support piece 5 along the axial rectilinear movement of guide arm 2, and support piece 5 drives backup pad 6 and keeps away from the support foundation ditch each other or is close to each other and be convenient for retrieve, has that the supporting effect is good, strut with the convenient advantage of recovery unit.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a foundation ditch supporting construction that excavation was used which characterized in that includes:
the body is connected with a plurality of guide rods, and the guide rods are movably connected with supporting pieces;
the drive shaft with body swing joint, drive shaft swing joint has the follower, the follower with support piece swing joint, support piece swing joint has the backup pad.
2. The excavation supporting structure of claim 1, wherein the driving shaft is fixedly connected with a power source, and two sets of threads are arranged on the driving shaft and have opposite rotation directions; the driven part includes thread bush and connecting rod, the thread bush pass through the screw thread with drive shaft threaded connection, the thread bush with connecting rod fixed connection, connecting rod symmetric distribution is in the thread bush both sides, the connecting rod with support piece swing joint.
3. The excavation supporting structure for the foundation pit according to claim 2, wherein the supporting member includes a slider and a supporting block, the slider is provided with a connecting rod hole for fitting a connecting rod and a guide rod hole for fitting a guide rod, the slider is fixedly connected with the supporting block, and the supporting block is slidably connected with the supporting plate.
4. The foundation pit supporting structure for excavating foundation pits as claimed in claim 1, wherein the guide rod comprises a rod body and a limiting ring, one end of the guide rod is fixedly connected with the body, and the limiting ring is arranged at the end of the guide rod far away from the body.
5. The foundation pit supporting structure for excavating foundation pits of claim 4, wherein the limit ring is movably connected with an inserted rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185714.9U CN216515629U (en) | 2021-12-17 | 2021-12-17 | Foundation pit supporting structure for foundation pit excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123185714.9U CN216515629U (en) | 2021-12-17 | 2021-12-17 | Foundation pit supporting structure for foundation pit excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216515629U true CN216515629U (en) | 2022-05-13 |
Family
ID=81500107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123185714.9U Active CN216515629U (en) | 2021-12-17 | 2021-12-17 | Foundation pit supporting structure for foundation pit excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216515629U (en) |
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2021
- 2021-12-17 CN CN202123185714.9U patent/CN216515629U/en active Active
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