CN220132927U - Assembled large-span deep basal pit strutting arrangement - Google Patents
Assembled large-span deep basal pit strutting arrangement Download PDFInfo
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- CN220132927U CN220132927U CN202321393075.1U CN202321393075U CN220132927U CN 220132927 U CN220132927 U CN 220132927U CN 202321393075 U CN202321393075 U CN 202321393075U CN 220132927 U CN220132927 U CN 220132927U
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- 230000008093 supporting effect Effects 0.000 claims abstract description 31
- 230000002146 bilateral effect Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 4
- 238000005056 compaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides an assembled large-span deep basal pit strutting arrangement, includes telescopic tube, a connecting rod, middle inserted bar, no. two connecting rods, U type limiting plate, no. two raised plates, double-end top jar, bar backplate, bar clamp plate, supporting shoe, double-end screw ejector pin, telescopic tube has middle inserted bar hole, middle inserted bar suits with middle inserted bar hole, middle inserted bar inserts middle inserted bar hole, middle inserted bar slides in middle inserted bar hole, telescopic tube sets up in middle inserted bar bilateral symmetry, telescopic tube is connected to the connecting rod, telescopic tube sets up in the front and back bilateral symmetry of connecting rod, no. two connecting rods connect middle inserted bar.
Description
Technical Field
The utility model relates to the field of foundation pit support, in particular to an assembled large-span deep foundation pit support device.
Background
The prior patent (bulletin number: CN 116065600A) proposes an engineering foundation pit supporting device, which comprises a supporting plate, supporting units and connecting pieces, wherein the supporting plate is of a structure capable of winding around a vertical axis; the support units are multiple, each support unit comprises a fixed plate, a sliding block, an elastic piece, a first support rod and a second support rod, the fixed plates are fixed on the support plates, and the sliding blocks are connected with the fixed plates through the elastic pieces; the sliding block moves upwards to drive the first supporting rod and the second supporting rod to retract to the fixed plate, so that the supporting plate is convenient to roll. After the support plate is unfolded, the sliding block pushes the first support rod and the second support rod to rotate under the action of the elastic piece until the second support rod is attached to the ground, so that the support of the first support rod and the second support rod on the support plate can be realized, and the support plate is convenient to use and simple to operate. The connecting piece inserts ground and connects two adjacent second bracing pieces, further strengthens the supporting effect of second bracing piece. The second support bar 250 cannot further rotate downwards under the support of the ground, the ratchet 212 prevents the sliding block 220 from moving upwards, and further prevents the second support bar 250 from rotating upwards, the second support bar 250 supports the support plate 100 through the first support bar 240, however, the first support bar is fixed in support position of the support plate, and the thrust force cannot be continuously applied to the support plate according to the condition of the side wall of the foundation pit so as to prevent the hollow between the side wall of the foundation pit and the support plate.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the assembled large-span deep foundation pit supporting device, which is characterized in that a double-head jacking cylinder can be started to apply pressure to a symmetrical jacking frame when the device is used, the distance between the symmetrical jacking frame and a double-head threaded jacking rod is fixed, so that the symmetrical jacking frame always keeps the compaction function on a strip-shaped guard plate, and the device is used for preventing the loosening.
The utility model aims at realizing the following technical scheme:
the utility model provides an assembled large-span deep basal pit strutting arrangement, includes telescopic tube, connecting rod, middle inserted bar, no. two connecting rods, U type limiting plate, no. two raised plates, double-end top jar, bar backplate, bar clamp plate, supporting shoe, double-end screw ejector pin, telescopic tube has middle inserted bar hole, middle inserted bar suits with middle inserted bar hole, middle inserted bar inserts middle inserted bar hole, middle inserted bar slides in middle inserted bar hole, telescopic tube sets up in middle inserted bar bilateral symmetry, telescopic tube is connected to connecting rod, telescopic tube sets up in the bilateral symmetry around connecting rod, no. two connecting rods connect middle inserted bar, middle inserted bar sets up in the bilateral symmetry around No. two connecting rods, telescopic tube connects side push pedal, no. two raised plate lower part connecting screw holes, double-end screw ejector pin suits with the screw hole, double-end screw ejector pin passes the screw hole, double-end screw ejector pin rotates at threaded hole.
Advantageous effects
1. According to the utility model, a plurality of first connecting rods and a group of telescopic sleeves form a top frame, a second connecting rod and a group of middle inserted bars form a limiting frame, when the double-head support is used, the limiting frame and the top frame are assembled in advance and then are mounted above a foundation pit, assembly type is realized, the middle inserted bars are inserted into middle inserted bar holes, two ends of the limiting frame are connected with the top frame, the top frame and the limiting frame can freely stretch out and draw back, support adjustment of a strip-shaped protection plate is facilitated, a double-head threaded ejector rod penetrates through a threaded hole, spiral directions of threads on two sides of the double-head threaded ejector rod are opposite, the symmetrical top frame can be moved in opposite directions or opposite directions when the double-head threaded ejector rod is rotated, the double-head threaded ejector rod is used for fixing a distance between the symmetrical top frames, the U-shaped limiting plates limit the circular protruding discs, further limit the double-head threaded ejector rod is prevented from moving left and right when rotating in large-span deep foundation pit support, two ends of a double-head ejector cylinder are fixedly mounted on a mounting plate, the two ends of the double-head ejector cylinder are connected with a symmetrical first protruding plate, the ejector rods on two ends of the side walls of the double-head ejector cylinder are used for supporting the side walls of the double-head ejector rod to the side walls of the foundation pit, the side walls of the double-head ejector rod are enabled to move towards the side walls of the foundation pit, and the side walls of the double-head ejector rods are enabled to roll down on the side walls of the side of the symmetric foundation pit, and protection plates are enabled to support side walls of the side frames, and the side walls of the side frames are opposite to support.
2. The utility model inserts the side cutting of the strip guard board into the side slot of the strip guard board, so that the protective structure formed by a plurality of strip guard boards keeps certain flatness, the partial pressure applied to a certain place is balanced and decomposed, the support of the side wall of the foundation pit keeps smooth, the support block is fixed on the strip guard board, the support block supports the strip pressing board, the side pushing board is attached to the strip pressing board, the side pushing board applies pressure to the strip pressing board, the strip pressing board applies pressure to the strip guard boards, the strip guard boards tightly cling to the side wall of the foundation pit and have pressure on the side wall, the strip guard boards are prevented from falling from the side wall of the foundation pit in the assembled large-span deep foundation pit support, the lower inserting posts are inserted into the lower inserting post holes, the strip pressing board is prevented from being disconnected with the strip guard boards in the assembled large-span deep foundation pit support, the side inserting posts are inserted into the side inserting post holes, and the side pushing board is connected with the strip pressing board, the side pushing plate is prevented from sliding downwards in the assembled large-span deep foundation pit support, the whole top frame is fixed at the inner height of the foundation pit, the double-head top cylinder can be started to apply pressure to the symmetrical top frame firstly for preventing the soil on the side wall of the foundation pit from loosening in the large-span deep foundation pit support during use, the distance of the symmetrical top frame is fixed by rotating the double-head threaded push rod, the symmetrical top frame always keeps the compaction effect on the strip-shaped guard plate, the loosening is prevented in the large-span deep foundation pit support, the device is firstly assembled with the limiting frame in advance and then is installed above the foundation pit during use, the assembly type deep foundation pit is realized, the top frame is arranged to have better outwards supporting effect on the large-span deep foundation pit through the connection of the limiting frame, and the support effect of the device is prevented from being insufficient due to the overlarge foundation pit span.
Drawings
Fig. 1 is a left view axial side view of an assembled large-span deep foundation pit supporting device.
Fig. 2 is a right view axis side view of the assembled large-span deep foundation pit supporting device.
Fig. 3 is a top view axial side view of an assembled large-span deep foundation pit supporting device according to the utility model.
Fig. 4 is a front view of an assembled large-span deep foundation pit supporting device according to the present utility model.
Fig. 5 is a top view of an assembled large-span deep foundation pit supporting device according to the utility model.
Fig. 6 is a cross-sectional view of a bar-shaped pressing plate, a supporting block and a side pushing plate according to the present utility model.
Description of the embodiments
The utility model is described in further detail below with reference to the drawings and examples:
examples
The utility model provides an assembled large-span deep basal pit strutting arrangement, includes telescopic tube 01, connecting rod 02, middle inserted bar 03, no. two connecting rods 04, U type limiting plate 05, no. two flange 07, double-end top jar 11, bar backplate 12, bar clamp 15, supporting shoe 16, double-end screw thread ejector 18, telescopic tube 01 has middle inserted bar hole 23, middle inserted bar 03 suits with middle inserted bar hole 23, middle inserted bar 03 slides in middle inserted bar hole 23, make the spacing both ends link to each other with the roof frame, but make roof frame and spacing freely flexible, the convenience is adjusted the support of bar backplate 12, telescopic tube 01 sets up at middle inserted bar 03 bilateral symmetry, no. one connecting rod 02 connects telescopic tube 01, telescopic tube 01 sets up in the front and back bilateral symmetry of No. one connecting rod 02, no. two connecting rods 04 connect middle inserted bar 03, middle inserted bar 03 sets up in the front and back bilateral symmetry of No. two connecting rods 04 and one set of middle inserted bar hole 23, but the double-end screw thread ejector 18 is moved to the opposite screw thread 18 to the screw thread of 08 when the opposite screw thread of the screw thread 18 is rotated to the opposite direction of the screw thread of the jack 08 under the two-thread limiting plate 12, the telescopic tube 01 sets up at the double-end flange 01, no. one connecting rod 02 and No. two connecting rod 03, no. two bilateral symmetry sets up in the front and two jack-end jack-up.
Examples
According to the utility model, a group of double-end threaded ejector rods 18 are distributed on the upper portion of a first connecting rod 02, the double-end threaded ejector rods 18 are provided with round convex plates 06, the round convex plates 06 are adapted to U-shaped limiting plates 05, the round convex plates 06 are inserted into the U-shaped limiting plates 05, the round convex plates 06 rotate in the U-shaped limiting plates 05, the U-shaped limiting plates 05 limit the round convex plates 06, and further limit the double-end threaded ejector rods 18, left and right movement of the double-end threaded ejector rods 18 during rotation is prevented in an assembled large-span deep foundation pit support, the lower portion of each U-shaped limiting plate 05 is connected with a second connecting rod 04, each second connecting rod 04 is provided with a mounting plate 10, and the lower portion of each double-end ejector cylinder 11 is connected with the mounting plate 10.
Examples
According to the utility model, the side ejector rods of the double-head top cylinder 11 are connected with a first convex plate 09, the lower part of the first convex plate 09 is connected with a first connecting rod 02, the first convex plate 09 is symmetrically arranged at two ends of the double-head top cylinder 11, the lower part of the double-head top cylinder 11 is fixedly arranged on a mounting plate 10, two ends of the double-head top cylinder 11 are connected with the symmetrical first convex plate 09, the ejector rods at two ends of the double-head top cylinder 11 exert thrust on the symmetrical first convex plate 09 during operation, so that the symmetrical top frame moves to two sides, the strip-shaped guard plates 12 on the side wall of a foundation pit protect the side wall of the foundation pit, the side wall of the foundation pit is prevented from falling under the action of external stress in the assembly type large-span deep foundation pit support, the side wall of the foundation pit is prevented from collapsing, the side surfaces of the strip-shaped guard plates 12 are attached to the side wall of the foundation pit, and the adjacent strip-shaped guard plates 12 are attached to each other.
Examples
According to the utility model, one end of a strip guard plate 12 is provided with a strip guard plate side cutting 13, the other end of the strip guard plate 12 is provided with a strip guard plate side inserting groove 14, the strip guard plate side cutting 13 is matched with the strip guard plate side inserting groove 14, the strip guard plate side cutting 13 is inserted into the strip guard plate side inserting groove 14, a protection structure formed by a plurality of strip guard plates 12 is kept at a certain flatness, partial pressures applied to certain positions are mutually balanced and decomposed, support of the side wall of a foundation pit is kept flat, a support block 16 is connected with the strip guard plate 12, the side surface of a strip guard plate 15 is jointed with the strip guard plate 12, the lower surface of the strip guard plate 15 is jointed with the support block 16, the support block 16 is fixed on the strip guard plate 12, the support block 16 supports the strip guard plate 15, a plurality of lower inserting column holes 22 are formed at the lower part of the strip guard plate 15, the lower inserting column 21 is matched with the lower inserting column holes 22, the lower inserting column 21 is inserted into the lower inserting column holes 22, and the strip guard plate 15 is prevented from being disconnected with the strip guard plate 12 in the assembled large-span foundation pit support.
Examples
The strip-shaped pressing plate 15 is provided with a plurality of side inserting column holes 20, the side surface of the side pushing plate 17 is attached to the strip-shaped pressing plate 15, the side pushing plate 17 applies pressure to the strip-shaped pressing plate 15, the strip-shaped pressing plate 15 applies pressure to the plurality of strip-shaped guard plates 12, the strip-shaped guard plates 12 are tightly pressed on the side wall of a foundation pit and have pressure on the opposite side wall, the strip-shaped guard plates 12 are prevented from falling off the side wall of the foundation pit in the assembled large-span deep foundation pit support, the side pushing plate 17 is provided with a plurality of side inserting columns 19, the side inserting columns 19 are matched with the side inserting column holes 20, the side inserting columns 19 are inserted into the side inserting column holes 20, the side surface of the side inserting columns 19 is attached to the strip-shaped guard plates 12, the side pushing plate 17 is connected with the strip-shaped pressing plate 15, the side pushing plate 17 is prevented from sliding downwards in the assembled large-span deep foundation pit support, the whole roof rack is fixed at the height inside the foundation pit, the double-head roof cylinder 11 can be started to apply pressure to the symmetrical roof rack for preventing the soil on the side wall of the foundation pit from loosening in the assembled large-span deep foundation pit support during use, the distance of the symmetrical roof rack is fixed by rotating the double-head threaded roof rod 18, the symmetrical roof rack always keeps the compacting effect on the strip-shaped guard plate 12, the device is used for preventing loosening in the assembled large-span deep foundation pit support, the limiting rack and the roof rack are assembled in advance and then are installed above the foundation pit, the roof rack is arranged into a component structure which is connected through the limiting rack and can have better supporting effect outwards on the large-span deep foundation pit, and the supporting effect of the device is prevented from being insufficient due to overlarge foundation pit span.
The installation step comprises the following steps: the method comprises the steps of connecting two ends of a first connecting rod 02 with a telescopic tube 01, connecting the side face of the telescopic tube 01 with a side push plate 17, connecting a second connecting rod 04 with a middle inserting rod 03, connecting the lower parts of the first and second protruding plates 09 and 07 with the first connecting rod 02, inserting the middle inserting rod 03 into a middle inserting rod hole 23, penetrating a double-head threaded ejector rod 18 through a threaded hole 08, inserting a circular protruding disc 06 into a U-shaped limiting plate 05, connecting the lower part of the U-shaped limiting plate 05 with the second connecting rod 04, connecting the lower part of a double-head top cylinder 11 with the second connecting rod 04, and connecting the side ejector rod of the double-head top cylinder 11 with the first protruding plate 09.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (5)
1. The assembled large-span deep foundation pit supporting device is characterized by comprising a telescopic sleeve (01), a first connecting rod (02), a middle inserting rod (03), a second connecting rod (04), a U-shaped limiting plate (05), a second convex plate (07), a double-head jacking cylinder (11), a strip-shaped guard plate (12), a strip-shaped pressing plate (15), a supporting block (16) and a double-head threaded ejector rod (18), wherein the telescopic sleeve (01) is provided with a middle inserting rod hole (23), the middle inserting rod (03) is matched with the middle inserting rod hole (23), the middle inserting rod (03) is inserted into the middle inserting rod hole (23), the middle inserting rod (03) slides in the middle inserting rod hole (23), the telescopic sleeve (01) is symmetrically arranged at two sides of the middle inserting rod (03), the first connecting rod (02) is connected with the telescopic sleeve (01), the telescopic sleeve (01) is symmetrically arranged at the front side and the back of the first connecting rod (02), the second connecting rod (04) is connected with the middle inserting rod (03), the middle inserting rod (03) is symmetrically arranged at the front side and the back side of the second connecting rod (04), the middle inserting rod (03) is symmetrically arranged at the front side and the rear side of the telescopic sleeve (01) and the second connecting rod (17) is connected with the double-head threaded ejector rod (08), the second connecting rod (08) and the double-head threaded hole (08) is connected with the double-head threaded ejector rod (08), the double-thread ejector rod (18) rotates in the threaded hole (08).
2. The assembly type large-span deep foundation pit supporting device according to claim 1, wherein a group of double-head threaded ejector rods (18) are distributed on the first connecting rod (02), the double-head threaded ejector rods (18) are provided with round convex plates (06), the round convex plates (06) are adapted to the U-shaped limiting plates (05), the round convex plates (06) are inserted into the U-shaped limiting plates (05), the round convex plates (06) rotate in the U-shaped limiting plates (05), the lower parts of the U-shaped limiting plates (05) are connected with the second connecting rod (04), the second connecting rod (04) is provided with a mounting plate (10), and the lower parts of the double-head ejector cylinders (11) are connected with the mounting plate (10).
3. The assembly type large-span deep foundation pit supporting device is characterized in that a first protruding plate (09) is connected to a side ejector rod of the double-head top cylinder (11), a first connecting rod (02) is connected to the lower portion of the first protruding plate (09), the first protruding plate (09) is symmetrically arranged at two ends of the double-head top cylinder (11), the side faces of the strip-shaped guard plates (12) are attached to a foundation pit wall, a plurality of strip-shaped guard plates (12) are distributed on the side wall of the foundation pit, and adjacent strip-shaped guard plates (12) are attached to each other.
4. The large-span deep foundation pit supporting device of claim 3, wherein one end of each strip-shaped guard plate (12) is provided with a strip-shaped guard plate side cutting (13), the other end of each strip-shaped guard plate (12) is provided with a strip-shaped guard plate side inserting groove (14), the strip-shaped guard plate side cutting (13) is matched with the strip-shaped guard plate side inserting groove (14), the strip-shaped guard plate (12) is connected by a supporting block (16), the side surface of each strip-shaped pressing plate (15) is attached to the corresponding strip-shaped guard plate (12), the lower surface of each strip-shaped pressing plate (15) is attached to the corresponding supporting block (16), the lower portion of each strip-shaped pressing plate (15) is provided with a plurality of lower inserting column holes (22), the upper portion of each supporting block (16) is provided with a lower inserting column (21), the lower inserting column (21) is matched with the lower inserting column holes (22), and the lower inserting columns (21) are inserted into the lower inserting column holes (22).
5. The large-span deep foundation pit supporting device of claim 4, wherein the strip-shaped pressing plate (15) is provided with a plurality of side inserting column holes (20), the side surface of the side pushing plate (17) is attached to the strip-shaped pressing plate (15), the side pushing plate (17) is provided with a plurality of side inserting columns (19), the side inserting columns (19) are matched with the side inserting column holes (20), the side inserting columns (19) are inserted into the side inserting column holes (20), and the side surface of the side inserting columns (19) is attached to the strip-shaped guard plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321393075.1U CN220132927U (en) | 2023-06-02 | 2023-06-02 | Assembled large-span deep basal pit strutting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321393075.1U CN220132927U (en) | 2023-06-02 | 2023-06-02 | Assembled large-span deep basal pit strutting arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220132927U true CN220132927U (en) | 2023-12-05 |
Family
ID=88953089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321393075.1U Active CN220132927U (en) | 2023-06-02 | 2023-06-02 | Assembled large-span deep basal pit strutting arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220132927U (en) |
-
2023
- 2023-06-02 CN CN202321393075.1U patent/CN220132927U/en active Active
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