CN113718799A - Rapid emergency diagonal bracing for foundation pit emergency and construction method thereof - Google Patents
Rapid emergency diagonal bracing for foundation pit emergency and construction method thereof Download PDFInfo
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- CN113718799A CN113718799A CN202111191656.2A CN202111191656A CN113718799A CN 113718799 A CN113718799 A CN 113718799A CN 202111191656 A CN202111191656 A CN 202111191656A CN 113718799 A CN113718799 A CN 113718799A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
- E02D5/765—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor removable
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Abstract
The invention discloses a quick emergency diagonal bracing for foundation pit emergency, which comprises a supporting longitudinal frame and a supporting cross device, wherein the supporting longitudinal frame is fixedly contacted with a foundation pit enclosure structure, the supporting cross device is movably connected with the supporting longitudinal frame, the supporting longitudinal frame is provided with an I-shaped steel, the bottom of one side, away from the foundation pit enclosure structure, of the I-shaped steel is provided with an auxiliary supporting block, the top of one side, away from the foundation pit enclosure structure, of the I-shaped steel is provided with a linkage auxiliary column block, one side of the I-shaped steel is provided with a supporting sliding groove, two ends of the linkage auxiliary column block are symmetrically provided with inverted-splayed adjusting grooves, and each inverted-splayed adjusting groove comprises a first adjusting groove and a second adjusting groove. Has the advantages that: increased the resistance of this device, made the stability of this device higher, can carry out nimble adjustment according to the foundation ditch enclosure of co-altitude not, can use repeatedly, can carry out accurate support according to the displacement of foundation ditch enclosure and resist, prevent that first support resists the board and injures constructor by mistake, be convenient for transportation, installation and dismantlement, easy operation.
Description
Technical Field
The invention relates to the technical field of foundation pit diagonal braces, in particular to a quick emergency diagonal brace for foundation pit emergency and a construction method thereof.
Background
The foundation pit support is a retaining, 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. The inclined strut is also called as an inclined throwing strut or a throwing strut, and the included angle between the inclined strut and the bottom surface of the foundation pit is generally not more than twenty-five degrees. The horizontal projection length of the inclined strut is not larger than the excavation depth of the foundation pit. The bracing that supports in housing construction, subway station and the tunnel foundation ditch at present adopts cast-in-place reinforced concrete structure more, and cast-in-place reinforced concrete is because need the cast-in-place maintenance, so the time limit for a project that needs is very long, owing to adopt cement to pour, is difficult to dismantle, and the bracing device that uses can not secondary recycle, has caused very big resource material extravagant, and the cement pile that leaves over simultaneously also needs to be handled. Therefore, a foundation pit diagonal bracing device and a construction method are provided to solve the problems.
An effective solution to the problems in the related art has not been proposed yet.
SUMMARY OF THE PATENT FOR INVENTION
Aiming at the problems in the related art, the invention provides a rapid emergency diagonal bracing for foundation pit emergency and a construction method thereof, so as to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
according to one aspect of the invention, a quick emergency diagonal bracing for foundation pit emergency is provided.
This be used for foundation ditch to speedily carry out rescue work quick emergent bracing, indulge frame and support cross arrangement including supporting, support and indulge frame and foundation ditch envelope fixed contact, support cross arrangement with support and indulge frame swing joint, support and indulge the frame and be equipped with worker shape shaped steel, one side bottom that foundation ditch envelope was kept away from to worker shape shaped steel is equipped with supplementary supporting shoe, one side top that foundation ditch envelope was kept away from to worker shape shaped steel is equipped with linkage auxiliary column piece, one side of worker shape shaped steel is equipped with the support sliding tray.
Further, the both ends symmetry of post piece is assisted in the linkage is equipped with the splayed adjustment tank that falls, the splayed adjustment tank that falls contains first adjustment tank and second adjustment tank, it is equipped with resistance structure to alternate in the first adjustment tank, the other end of post piece is assisted in the linkage with support cross arrangement swing joint.
Furthermore, the resisting structure is provided with a first connecting support rod, the first connecting support rod is close to one end of the supporting sliding groove and is horizontally provided with a resisting connecting plate, the other end of the resisting connecting plate is fixedly provided with a convex resisting plate, one end of the convex resisting plate is movably clamped in the supporting sliding groove, the other end of the first connecting support rod is provided with a telescopic linkage plate, the other end of the telescopic linkage plate is provided with a second connecting support rod, the second connecting support rod is movably inserted in the second adjusting groove, and the second connecting support rod is movably connected with the supporting cross device.
Further, it is equipped with the support base to support cross arrangement, it is close to support the base one side top activity of indulging the frame and be equipped with from the antithrust linkage reduction structure, it is close to support the base the one end of indulging the frame is equipped with a class triangular supports frame, the other end of supporting the base is equipped with extends PMKD, it is the rectangle structure to extend PMKD, extend PMKD with one side bottom fixed connection of class triangular supports frame, the both sides of class triangular supports frame all are equipped with first interlude hole and second interlude hole in proper order, keeping away from of class triangular supports frame one side central point that extends PMKD puts and is equipped with the support and presss from both sides the groove, locate from the activity of antithrust linkage reduction structure support in pressing from both sides the inslot.
Furthermore, the self-reverse-pushing linkage resetting structure is provided with a first supporting resistance plate and a second supporting resistance plate, the top end of the first supporting resistance plate is movably connected with the auxiliary supporting block, the top end of the second supporting resistance plate is movably connected with the other end of the second connecting supporting rod, the bottom ends of the first supporting resistance plate and the second supporting resistance plate are respectively provided with a first special-shaped linkage supporting plate and a second special-shaped linkage supporting plate, and the bottom ends of the first special-shaped linkage supporting plate and the second special-shaped linkage supporting plate are movably arranged in the supporting clamp groove.
Furthermore, the first special-shaped linkage supporting plate and the second special-shaped linkage supporting plate are identical in structure and symmetrically arranged, a pulling resisting plate and a limiting resisting plate are respectively arranged on two sides of the top end of the first special-shaped linkage supporting plate and two sides of the top end of the second special-shaped linkage supporting plate, a first supporting shaft and a second supporting shaft are respectively fixedly inserted into the center positions of the bottom ends of the first special-shaped linkage supporting plate and the second special-shaped linkage supporting plate, and two ends of the first supporting shaft and two ends of the second supporting shaft are respectively movably inserted into the first inserting hole and the second inserting hole.
Furthermore, a first reset support column is arranged at the position, located on the first special-shaped linkage support plate, of the top end of the pulling resistance plate, a second reset support column is arranged at the position, located on the second special-shaped linkage support plate, of the top end of the pulling resistance plate, a reset spring cylinder is arranged between the first reset support column and the second reset support column, a reset spring column is arranged at the center of the reset spring cylinder in an inserting mode, a resistance force transmission spring is arranged on the outer side of the reset spring column in an inserting mode, and two ends of the resistance force transmission spring are movably connected with the first reset support column and the second reset support column respectively.
Further, one sides of the first support shaft and the second support shaft close to the first special-shaped linkage support plate and the second special-shaped linkage support plate are fixedly connected with the first support resisting plate and the second support resisting plate, a first L-shaped clamping groove is arranged at the position, at the bottom of the first special-shaped linkage supporting plate, of the bottom end of the limiting resisting plate, the side walls of the first L-shaped clamping grooves are of arc structures, the bottom end of the limiting resistance plate is arranged at the bottom of the second special-shaped linkage supporting plate and is provided with a second reverse L-shaped clamping groove, the side walls of the second reverse L-shaped clamping grooves are all arc-shaped structures, one side of the limiting resistance plate, which is far away from the first support shaft or the second support shaft, is of an arc-shaped structure, and the arc angle of one side of the limiting resistance plate, which is far away from the first support shaft or the second support shaft, is the same as the radian of the side wall of the first L-shaped clamping groove or the second reverse L-shaped clamping groove.
According to another aspect of the invention, a construction method for a rapid emergency bracing for foundation pit emergency is provided.
The construction method for the rapid emergency diagonal bracing for foundation pit emergency comprises the following steps:
s1001: measuring and determining the position of the inclined strut device, and embedding the extension fixing bottom plate in the foundation pit;
s1003: fixing the supporting longitudinal frame and the foundation pit support structure together;
s1005: arranging a self-reverse-pushing linkage resetting structure in a supporting clamp groove, and respectively and movably inserting the self-reverse-pushing linkage resetting structure into the first inserting hole and the second inserting hole through two ends of the first supporting shaft and the second supporting shaft;
s1007: movably connecting the first support resisting plate with the auxiliary supporting block;
s1009: movably connecting the top end of the second support resisting plate with the other end of the second connecting support rod;
s1011: when the center position of the side wall of the foundation pit shakes or is extruded, the top end of the first support resisting plate is pushed to drive the second connecting support rod to move upwards, so that the first connecting support rod is pushed to move upwards and leftwards at the same time, namely to move close to one side of the foundation pit enclosure structure, and therefore the convex resisting plate resists the top of the support longitudinal frame and further drives the whole body to resist the foundation pit maintenance structure;
s1013: when the top position of the foundation pit shakes or is extruded, the top end of the first support resisting plate 21 is pushed to drive the first connecting support rod to move downwards, so that the second connecting support rod 13 is driven to move downwards, namely to move close to one side of the foundation pit maintenance structure, and the second inverse L-shaped clamping groove pushes the first special-shaped linkage support plate to move towards one side close to the foundation pit maintenance structure, so that the whole support longitudinal frame 1 moves towards one side close to the foundation pit maintenance structure, and the resistance to pressure is completed;
s1015: detaching the first support resisting plate from the auxiliary support block;
s1017: detaching the top end of the second support resisting plate from the second connection supporting rod;
s1019: pulling the top end of the second support resisting plate, pulling the top end of the pulling resisting plate to be far away from the foundation pit support structure through the resistance transmission spring, and further enabling the limiting resisting plate to abut against the second reverse L-shaped clamping groove, so that the first support resisting plate is prevented from accidentally injuring constructors;
s1021: the first support shaft and the second support shaft are sequentially drawn out of the first insertion hole 18 and the second insertion hole, and the self-reverse-pushing linkage reset structure is removed;
s1023: disassembling the supporting longitudinal frame and the foundation pit support structure, and removing the supporting longitudinal frame;
s1025: removing the extended fixing base plate.
Compared with the prior art, the invention has the following beneficial effects:
1. confirm the position through measuring, will extend PMKD and bury underground in the foundation ditch, owing to extend PMKD and class triangular supports's one side bottom fixed connection to make class triangular supports be close to one side that extends PMKD and can resist the pressure of foundation ditch lateral wall with the help of the resistance of ground effectively, increased this device's resistance, make this device's stability higher.
2. Thereby the both ends through first back shaft and second back shaft activity interlude respectively in first interlude hole and second interlude downthehole make from the back-thrust linkage reduction structure nimble the rotation in supporting the clamp groove, are convenient for adjust the inclination that first support resisted board and second support resisted the board, make this device can carry out nimble adjustment according to the foundation ditch enclosure of co-altitude not, can use repeatedly.
3. Because the arc angle that first supporting shaft or second back shaft one side were kept away from to spacing resisting board is the same with the radian of the anti-L type draw-in groove lateral wall of first L type draw-in groove or second, spacing resisting board activity card is located in the anti-L type draw-in groove of first L type draw-in groove or second to make first dysmorphism linkage backup pad and the special-shaped linkage backup pad of second can resist the setting mutually, and then put and carry out pressure to the central point that supports the vertical frame and top position and resist.
4. Make first dysmorphism linkage backup pad and second dysmorphism linkage backup pad coordinate the cooperation through resistance transmission spring, and then can adjust the angle simultaneously, avoid first dysmorphism linkage backup pad and second dysmorphism linkage backup pad separation, make this device can carry out accurate support according to the displacement of foundation ditch enclosure and resist.
5. Because the both ends symmetry of linkage auxiliary column piece is equipped with the splayed adjustment tank of falling, the splayed adjustment tank of falling contains first adjustment tank and second adjustment tank, second joint support pole activity alternates in the second adjustment tank, thereby when the lateral wall central point of foundation ditch puts and takes place to rock or receive the extrusion, can drive second joint support pole rebound when promoting the top of first support resisting board, and then promote first joint support pole simultaneously upwards and be close to foundation ditch envelope's lateral shifting left promptly, thereby make the convex resist board resist the top of supporting the longitudinal frame, and then drive wholly to the foundation ditch maintenance structure and resist.
6. When the top position of foundation ditch takes place to rock or receives the extrusion, can drive first joint support pole downstream when promoting the top of first support resisting board, and then drive second joint support pole downstream and be close to the one side removal that the structure was maintained to the foundation ditch promptly, and then make the anti-L type draw-in groove of second promote first dysmorphism linkage backup pad and maintain the one side removal of structure to being close to the foundation ditch to make the support indulge the whole one side removal to being close to the structure is maintained to the foundation ditch, thereby accomplish the resistance to pressure.
7. After the foundation pit does not need the bracing device, the first support resisting plate and the auxiliary supporting block are detached, the top end of the second support resisting plate and the second connecting supporting rod are detached, the top end of the second support resisting plate is pulled, the top end of the resisting plate is pulled through the resistance transmission spring to be far away from the foundation pit support structure, then the limiting resisting plate is abutted in the second reverse L-shaped clamping groove, and the first support resisting plate is prevented from accidentally injuring constructors.
8. And the first support shaft and the second support shaft are sequentially drawn out of the first penetrating hole and the second penetrating hole, the self-reverse-pushing linkage reset structure is removed, the support longitudinal frame and the foundation pit support structure are disassembled, the support longitudinal frame is removed, the extension fixing base plate is removed, and the disassembly is convenient and convenient to transport, install and disassemble.
Drawings
In order to more clearly illustrate the embodiments of the patent of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the patent of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a quick emergency bracing for foundation pit emergency according to an embodiment of the invention;
fig. 2 is a schematic structural position diagram of a quick emergency bracing for foundation pit emergency according to the patent embodiment of the invention;
FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of a portion of the self-reverse-pushing linkage resetting structure according to the invention;
fig. 5 is a construction flow chart of a rapid emergency bracing for foundation pit emergency according to the embodiment of the invention.
In the figure:
1. supporting the longitudinal frame; 2. a support cross device; 3. h-shaped section steel; 4. an auxiliary support block; 5. linking the auxiliary column block; 6. a support sliding groove; 7. a first regulating groove; 8. a second regulating groove; 9. a resistant structure; 10. the first connecting support rod; 11. a resistant web; 12. a convex resistance plate; 13. a second connecting support rod; 14. a support base; 15. a self-reverse-pushing linkage reset structure; 16. a similar triangular support frame; 17. extending the fixed bottom plate; 18. a first through hole; 19. a second through hole; 20. a supporting clip groove; 21. a first support resisting plate; 22. a second support resistance plate; 23. a first shaped linkage support plate; 24. a second shaped linkage support plate; 25. pulling the resistance plate; 26. a limiting resistance plate; 27. a first support shaft; 28. a second support shaft; 29. a first reset support post; 30. a second reset support post; 31. a return spring cartridge; 32. a resistance force transfer spring; 33. a first L-shaped slot; 34. a second inverted L-shaped card slot.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to explain, by reference, other possible embodiments and advantages of the invention.
Example one
As shown in fig. 1-2:
the invention provides a rapid emergency diagonal bracing for foundation pit emergency, which comprises a supporting longitudinal frame 1 and a supporting cross device 2, wherein the supporting longitudinal frame 1 is fixedly contacted with a foundation pit enclosure structure, the supporting cross device 2 is movably connected with the supporting longitudinal frame 1, the supporting longitudinal frame 1 is provided with an I-shaped steel 3, the bottom of one side of the I-shaped steel 3, which is far away from the foundation pit enclosure structure, is provided with an auxiliary supporting block 4, the top of one side of the I-shaped steel 3, which is far away from the foundation pit enclosure structure, is provided with a linkage auxiliary column block 5, one side of the I-shaped steel 3 is provided with a supporting sliding groove 6, two ends of the linkage auxiliary column block 5 are symmetrically provided with inverted-splayed adjusting grooves, each inverted-splayed adjusting groove comprises a first adjusting groove 7 and a second adjusting groove 8, a resisting structure 9 is inserted and arranged in the first adjusting groove 7, and the other end of the linkage auxiliary column block 5 is movably connected with the supporting cross device 2, the resistance structure 9 is provided with a first connecting support rod 10, one end of the first connecting support rod 10 close to the supporting sliding groove 6 is horizontally provided with a resistance connecting plate 11, the other end of the resistance connecting plate 11 is fixedly provided with a convex resistance plate 12, one end of the convex resistance plate 12 is movably clamped in the supporting sliding groove 6, so that the convex resistance plate 12 is supported through the supporting sliding groove 6, the convex resistance plate 12 can conveniently slide horizontally, the other end of the first connecting support rod 10 is provided with a telescopic linkage plate, the other end of the telescopic linkage plate is provided with a second connecting support rod 13, the second connecting support rod 13 is movably inserted in the second adjusting groove 8, the second connecting support rod 13 is movably connected with the supporting cross device 2, and the telescopic first connecting support rod 10 is driven to move up and down when the telescopic second connecting support rod 13 moves up and down through the telescopic linkage plate, thereby driving the first connecting supporting rod 10 to move left and right in the first adjusting groove 7, the supporting cross device 2 is provided with a supporting base 14, the top end of one side of the supporting base 14 close to the supporting longitudinal frame 1 is movably provided with a self-reverse-pushing linkage reset structure 15, one end of the supporting base 14 close to the supporting longitudinal frame 1 is provided with a similar triangular supporting frame 16, the other end of the supporting base 14 is provided with an extending fixing bottom plate 17, the extending fixing bottom plate 17 is of a rectangular structure, the extending fixing bottom plate 17 is fixedly connected with the bottom end of one side of the similar triangular supporting frame 16, so that one side of the similar triangular supporting frame 16 close to the extending fixing bottom plate 17 can strongly resist the pressure of the side wall of the foundation pit by means of the resistance of the foundation, and both sides of the similar triangular supporting frame 16 are sequentially provided with a first through hole 18 and a second through hole 19, the similar triangular support frame 16 is far away from the center position of one side of the extending fixing bottom plate 17 and is provided with a supporting clamp groove 20, and the self-reverse-pushing linkage resetting structure 15 is movably arranged in the supporting clamp groove 20.
The detailed usage and function of the first embodiment: the position is determined by measurement, an extension fixing bottom plate 17 is buried in a foundation pit, the extension fixing bottom plate 17 is fixedly connected with the bottom end of one side of a similar triangular support frame 16, so that one side of the similar triangular support frame 16 close to the extension fixing bottom plate 17 can effectively resist the pressure of the side wall of the foundation pit by means of the resistance of a foundation, a support longitudinal frame 1 and a foundation pit enclosure structure are fixed together, a linkage auxiliary column block 5 is arranged at the top of one side of an I-shaped steel 3 far away from the foundation pit enclosure structure, inverted-splayed adjusting grooves are symmetrically arranged at two ends of the linkage auxiliary column block 5, each inverted-splayed adjusting groove comprises a first adjusting groove 7 and a second adjusting groove 8, a second connecting support rod 13 is movably inserted in the second adjusting groove 8, and therefore when the center position of the side wall of the foundation pit shakes or is extruded, the top end of a first support resisting plate 21 can be driven to move upwards, and then the first connecting support rod 10 is pushed to move upwards and leftwards at the same time, namely to one side close to the foundation pit enclosure structure, so that the convex resisting plate 12 resists the top of the supporting longitudinal frame 1, and further drives the whole foundation pit maintenance structure to resist, when the foundation pit does not need an inclined supporting device, the first supporting resisting plate 21 and the auxiliary support block 4 are disassembled, the top end of the second supporting resisting plate 22 and the second connecting support rod 13 are disassembled, the top end of the second supporting resisting plate 22 is pulled, the top end of the pulling resisting plate 25 is pulled to be far away from the foundation pit enclosure structure through the resisting force transmission spring 32, and further the limiting resisting plate 26 is abutted against the second reverse L-shaped clamping groove 34, the first supporting resisting plate 21 is prevented from accidentally injuring constructors, and the first supporting shaft 27 and the second supporting shaft 28 are sequentially drawn out from the first through hole 18 and the second through hole 19, and removing the self-reverse-thrust linkage resetting structure 15, disassembling the support longitudinal frame 1 and the foundation pit support structure, removing the support longitudinal frame 1, removing the extension fixing bottom plate 17, and facilitating disassembly and transportation and installation.
Example two
As shown in fig. 1 and fig. 3-4:
the invention provides a quick emergency diagonal support for foundation pit emergency, which comprises a supporting longitudinal frame 1 and a supporting cross device 2, wherein the supporting longitudinal frame 1 is fixedly contacted with a foundation pit enclosure structure, the supporting cross device 2 is movably connected with the supporting longitudinal frame 1, the supporting longitudinal frame 1 is provided with an I-shaped steel 3, the bottom of one side, away from the foundation pit enclosure structure, of the I-shaped steel 3 is provided with an auxiliary supporting block 4, the top of one side, away from the foundation pit enclosure structure, of the I-shaped steel 3 is provided with a linkage auxiliary column block 5, a self-reverse-pushing linkage reset structure 15 is provided with a first supporting resisting plate 21 and a second supporting resisting plate 22, the top end of the first supporting resisting plate 21 is movably connected with the auxiliary supporting block 4, the top end of the second supporting resisting plate 22 is movably connected with the other end of a second connecting supporting rod 13, and the bottom ends of the first supporting resisting plate 21 and the second supporting resisting plate 22 are respectively provided with a first special-shaped linkage supporting plate 23 and a second special-shaped linkage supporting plate 22 A supporting plate 24, the bottom ends of the first specially-shaped linkage supporting plate 23 and the second specially-shaped linkage supporting plate 24 are movably arranged in the supporting clamp groove 20, the first specially-shaped linkage supporting plate 23 and the second specially-shaped linkage supporting plate 24 are identical in structure and symmetrically arranged, both sides of the top ends of the first specially-shaped linkage supporting plate 23 and the second specially-shaped linkage supporting plate 24 are respectively provided with a pulling resisting plate 25 and a limiting resisting plate 26, the bottom center positions of the first specially-shaped linkage supporting plate 23 and the second specially-shaped linkage supporting plate 24 are respectively fixedly inserted with a first supporting shaft 27 and a second supporting shaft 28, both ends of the first supporting shaft 27 and the second supporting shaft 28 are respectively movably inserted in the first inserting hole 18 and the second inserting hole 19, so that the first supporting shaft 27 and the second supporting shaft 28 can flexibly rotate in the supporting clamp groove 20, a first reset support column 29 is arranged at the position, on the first special-shaped linkage support plate 23, of the top end of the pulling resistance plate 25, a second reset support column 30 is arranged at the position, on the second special-shaped linkage support plate 24, of the top end of the pulling resistance plate 25, a reset spring cylinder 31 is arranged between the first reset support column 29 and the second reset support column 30, a reset spring column is arranged at the center of the reset spring cylinder 31 in an inserting manner, a resistance force transmission spring 32 is arranged at the outer side of the reset spring column in an inserting manner, two ends of the resistance force transmission spring 32 are respectively movably connected with the first reset support column 29 and the second reset support column 30, so that the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 are coordinated and cooperated through the resistance force transmission spring 32, and the separation of the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 is avoided, the first supporting shaft 27 and the second supporting shaft 28 are close to one side of the first special-shaped linkage supporting plate 23 and the second special-shaped linkage supporting plate 24 and the first supporting resisting plate 21 and the second supporting resisting plate 22 are fixedly connected, the bottom end of the limiting resisting plate 26 is located at the position of the bottom of the first special-shaped linkage supporting plate 23 and is provided with a first L-shaped clamping groove 33, the side wall of the first L-shaped clamping groove 33 is of an arc-shaped structure, the bottom end of the limiting resisting plate 26 is located at the position of the bottom of the second special-shaped linkage supporting plate 24 and is provided with a second reverse L-shaped clamping groove 34, the side wall of the second reverse L-shaped clamping groove 34 is of an arc-shaped structure, the limiting resisting plate 26 is far away from one side of the first supporting shaft 27 or the second supporting shaft 28 and is of an arc-shaped structure, and the arc-shaped angle of one side of the limiting resisting plate 26, which is far away from one side of the first supporting shaft 27 or the second supporting shaft 28, and the first L-shaped clamping groove 33 or the side wall of the second reverse L-shaped clamping groove 34 The radian is the same, the limiting resistance plate 26 is movably clamped in the first L-shaped clamping groove 33 or the second inverse L-shaped clamping groove 34, the arc angle of one side of the limiting resistance plate 26, which is far away from the first support shaft 27 or the second support shaft 28, is the same as the radian of the side wall of the first L-shaped clamping groove 33 or the second inverse L-shaped clamping groove 34, and the limiting resistance plate 26 is movably clamped in the first L-shaped clamping groove 33 or the second inverse L-shaped clamping groove 34, so that the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 can be mutually resisted and arranged, and pressure resistance is further performed on the central position and the top position of the longitudinal support frame 1.
The detailed application method and function of the second embodiment: the self-reverse-pushing linkage resetting structure 15 is arranged in a supporting clamp groove 20, the two ends of the first supporting shaft 27 and the second supporting shaft 28 are respectively movably inserted in the first insertion hole 18 and the second insertion hole 19, so that the self-reverse-pushing linkage resetting structure 15 flexibly rotates in the supporting clamp groove 20, the inclination angles of the first supporting resisting plate 21 and the second supporting resisting plate 22 are convenient to adjust, because the two ends of the resistance force transmission spring 32 are respectively movably connected with the first resetting supporting column 29 and the second resetting supporting column 30, the arc angle of one side of the limiting resisting plate 26, which is far away from the first supporting shaft 27 or the second supporting shaft 28, is the same as the radian of the side wall of the first L-shaped clamp groove 33 or the second reverse L-shaped clamp groove 34, the limiting resisting plate 26 is movably clamped in the first L-shaped clamp groove 33 or the second reverse L-shaped clamp groove 34, so that the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 can be mutually resisted and arranged, and further the central position and the top position of the support longitudinal frame 1 are subjected to pressure resistance, so that the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 are cooperatively acted through the resistance force transmission spring 32, and further the angle can be simultaneously adjusted, the separation of the first special-shaped linkage support plate 23 and the second special-shaped linkage support plate 24 is avoided, when the central position of the side wall of the foundation pit shakes or is extruded, the top end of the first support resisting plate 21 is pushed, the first L-shaped clamping groove 33 is forced to rotate downwards, and as the limit resisting plate 26 is movably clamped in the first L-shaped clamping groove 33 or the second reverse L-shaped clamping groove 34, the top end of the second support resisting plate 22 is pushed to move towards the direction far away from the foundation pit enclosure structure through the first L-shaped clamping groove 33, similarly, when the top position of foundation ditch takes place to rock or receives the extrusion, can drive first joint support pole 10 downstream when promoting first support to resist the top of board 21, and then drive second joint support pole 13 downstream and be close to the one side removal that the structure was maintained to the foundation ditch promptly, and then make the anti-L type draw-in groove 34 of second promote first dysmorphism linkage backup pad 23 and maintain the one side removal of structure to being close to the foundation ditch, thereby make support indulge frame 1 whole to be close to the one side removal that the structure was maintained to the foundation ditch, thereby accomplish the resistance to pressure.
EXAMPLE III
As shown in fig. 5:
the invention provides a construction method for a rapid emergency diagonal bracing for foundation pit emergency, which comprises the following specific operation steps:
s1001: measuring and determining the position of the inclined strut device, and embedding the extension fixing bottom plate 17 in the foundation pit;
s1003: fixing the supporting longitudinal frame 1 and the foundation pit support structure together;
s1005: the self-reverse-pushing linkage resetting structure 15 is arranged in the supporting clamp groove 20 and movably inserted into the first insertion hole 18 and the second insertion hole 19 through two ends of the first supporting shaft 27 and the second supporting shaft 28 respectively;
s1007: movably connecting the first support resisting plate 21 with the auxiliary supporting block 4;
s1009: the top end of the second supporting resisting plate 22 is movably connected with the other end of the second connecting supporting rod 13;
s1011: when the center position of the side wall of the foundation pit shakes or is extruded, the top end of the first supporting resistance plate 21 is pushed to drive the second connecting support rod 13 to move upwards, and further the first connecting support rod 10 is pushed to move upwards and leftwards at the same time, namely to move close to one side of the foundation pit enclosure structure, so that the convex resistance plate 12 resists the top of the supporting longitudinal frame 1, and further the whole foundation pit maintenance structure is driven to resist;
s1013: when the top position of the foundation pit shakes or is extruded, the first connecting support rod 10 can be driven to move downwards when the top end of the first support resisting plate 21 is pushed, and then the second connecting support rod 13 is driven to move downwards, namely to move close to one side of the foundation pit maintenance structure, so that the second inverse L-shaped clamping groove 34 pushes the first special-shaped linkage support plate 23 to move towards one side close to the foundation pit maintenance structure, and the supporting longitudinal frame 1 integrally moves towards one side close to the foundation pit maintenance structure, so that the pressure resistance is completed;
s1015: detaching the first support resisting plate 21 from the auxiliary support block 4;
s1017: detaching the top end of the second support resisting plate 22 from the second connecting support rod 13;
s1019: pulling the top end of the second support resisting plate 22, pulling the top end of the pulling resisting plate 25 to be far away from the foundation pit support structure through the resistance transmission spring 32, and further enabling the limit resisting plate 26 to abut against the second reverse L-shaped clamping groove 34, so that the first support resisting plate 21 is prevented from accidentally injuring constructors;
s1021: the first support shaft 27 and the second support shaft 28 are sequentially drawn out from the first insertion hole 18 and the second insertion hole 19, and the self-reverse-pushing linkage resetting structure 15 is removed;
s1023: disassembling the supporting longitudinal frame 1 and a foundation pit support structure, and removing the supporting longitudinal frame 1;
s1025: the extended fixing base 17 is removed.
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 present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a be used for foundation ditch to speedily carry out rescue work emergent bracing fast, a serial communication port, indulge frame (1) and support cross arrangement (2) including supporting, support and indulge frame (1) and foundation ditch envelope fixed contact, support cross arrangement (2) with support and indulge frame (1) swing joint, support and indulge frame (1) and be equipped with I-shaped steel (3), one side bottom that foundation ditch envelope was kept away from in I-shaped steel (3) is equipped with auxiliary supporting shoe (4), one side top that foundation ditch envelope was kept away from in I-shaped steel (3) is equipped with linkage auxiliary column piece (5), one side of I-shaped steel (3) is equipped with support sliding tray (6).
2. The quick emergency diagonal bracing for foundation pit emergency rescue according to claim 1, wherein inverted-splayed adjusting grooves are symmetrically arranged at two ends of the linkage auxiliary column block (5), each inverted-splayed adjusting groove comprises a first adjusting groove (7) and a second adjusting groove (8), a resisting structure (9) is inserted into each first adjusting groove (7), and the other end of the linkage auxiliary column block (5) is movably connected with the support crossing device (2).
3. The quick emergency diagonal bracing for foundation pit emergency treatment according to claim 2, the resisting structure (9) is provided with a first connecting support rod (10), one end of the first connecting support rod (10) close to the supporting sliding groove (6) is horizontally provided with a resisting connecting plate (11), the other end of the resisting connecting plate (11) is fixedly provided with a convex resisting plate (12), one end of the convex resisting plate (12) is movably clamped in the supporting sliding groove (6), the other end of the first connecting support rod (10) is provided with a telescopic linkage plate, the other end of the telescopic linkage plate is provided with a second connecting support rod (13), the second connecting support rod (13) is movably inserted in the second adjusting groove (8), the second connecting support rod (13) is movably connected with the support cross device (2).
4. The quick emergency diagonal bracing for foundation pit emergency rescue according to claim 3, wherein the supporting cross device (2) is provided with a supporting base (14), the top end of one side of the supporting base (14) close to the supporting longitudinal frame (1) is movably provided with a self-reverse-thrust linkage resetting structure (15), one end of the supporting base (14) close to the supporting longitudinal frame (1) is provided with a similar triangular supporting frame (16), the other end of the supporting base (14) is provided with an extending fixing bottom plate (17), the extending fixing bottom plate (17) is of a rectangular structure, the extending fixing bottom plate (17) is fixedly connected with the bottom end of one side of the similar triangular supporting frame (16), both sides of the similar triangular supporting frame (16) are sequentially provided with a first through hole (18) and a second through hole (19), a supporting clamping groove (20) is arranged at the central position of one side of the similar triangular supporting frame (16) far away from the extending fixing bottom plate (17), the self-reverse-pushing linkage resetting structure (15) is movably arranged in the supporting clamp groove (20).
5. The quick emergency diagonal bracing for foundation pit emergency rescue according to claim 4, wherein the self-reverse-thrust linkage resetting structure (15) is provided with a first support resisting plate (21) and a second support resisting plate (22), the top end of the first support resisting plate (21) is movably connected with the auxiliary supporting block (4), the top end of the second support resisting plate (22) is movably connected with the other end of the second connecting supporting rod (13), the bottom ends of the first support resisting plate (21) and the second support resisting plate (22) are respectively provided with a first special-shaped linkage supporting plate (23) and a second special-shaped linkage supporting plate (24), and the bottom ends of the first special-shaped linkage supporting plate (23) and the second special-shaped linkage supporting plate (24) are movably arranged in the supporting clamping groove (20).
6. The quick emergency bracing for foundation pit emergency rescue according to claim 5, wherein the first special-shaped linkage supporting plate (23) and the second special-shaped linkage supporting plate (24) are identical in structure and are symmetrically arranged, a pulling resisting plate (25) and a limiting resisting plate (26) are respectively arranged on two sides of the top end of the first special-shaped linkage supporting plate (23) and the second special-shaped linkage supporting plate (24), a first supporting shaft (27) and a second supporting shaft (28) are respectively fixedly inserted in the center positions of the bottom ends of the first special-shaped linkage supporting plate (23) and the second special-shaped linkage supporting plate (24), and two ends of the first supporting shaft (27) and the second supporting shaft (28) are respectively movably inserted in the first insertion hole (18) and the second insertion hole (19).
7. The quick emergency diagonal bracing for foundation pit emergency treatment according to claim 6, a first reset supporting column (29) is arranged at the position, on the first special-shaped linkage supporting plate (23), of the top end of the pulling resisting plate (25), a second reset supporting column (30) is arranged at the position, on the second special-shaped linkage supporting plate (24), of the top end of the pulling resisting plate (25), a reset spring cylinder (31) is arranged between the first reset supporting column (29) and the second reset supporting column (30), a return spring post is inserted in the center of the return spring barrel (31), a resistance force transmission spring (32) is inserted outside the return spring post, two ends of the resistance force transmission spring (32) are respectively movably connected with the first reset supporting column (29) and the second reset supporting column (30).
8. The quick emergency bracing for foundation pit emergency rescue according to claim 7, wherein one side of the first supporting shaft (27) and the second supporting shaft (28) close to the first special-shaped linkage supporting plate (23) and the second special-shaped linkage supporting plate (24) is fixedly connected with the first supporting resisting plate (21) and the second supporting resisting plate (22), a first L-shaped clamping groove (33) is arranged at the position of the bottom end of the limiting resisting plate (26) at the bottom of the first special-shaped linkage supporting plate (23), the side wall of the first L-shaped clamping groove (33) is of an arc structure, a second reverse L-shaped clamping groove (34) is arranged at the position of the bottom end of the limiting resisting plate (26) at the bottom of the second special-shaped linkage supporting plate (24), the side wall of the second reverse L-shaped clamping groove (34) is of an arc structure, and the limiting resisting plate (26) is far away from the first supporting shaft (27) or the second supporting shaft (28) One side is of an arc-shaped structure, and the arc-shaped angle of one side of the limiting resisting plate (26) far away from the first supporting shaft (27) or the second supporting shaft (28) is the same as the radian of the side wall of the first L-shaped clamping groove (33) or the second reverse L-shaped clamping groove (34).
9. A construction method for the foundation pit emergency fast emergency diagonal brace is characterized in that the construction method is used for the foundation pit emergency fast emergency diagonal brace according to claim 8, and comprises the following steps:
s1001: measuring and determining the position of the inclined strut device, and burying the extension fixing bottom plate (17) in the foundation pit;
s1003: fixing the supporting longitudinal frame (1) and the foundation pit support structure together;
s1005: arranging a self-reverse-pushing linkage resetting structure (15) in a supporting clamp groove (20), and respectively and movably inserting the self-reverse-pushing linkage resetting structure into a first inserting hole (18) and a second inserting hole (19) through two ends of a first supporting shaft (27) and a second supporting shaft (28);
s1007: movably connecting the first supporting resisting plate (21) with the auxiliary supporting block (4);
s1009: movably connecting the top end of the second support resisting plate (22) with the other end of the second connecting support rod (13);
s1011: when the center position of the side wall of the foundation pit shakes or is extruded, the top end of the first support resisting plate (21) is pushed to drive the second connecting support rod (13) to move upwards, and then the first connecting support rod (10) is pushed to move upwards and leftwards at the same time, namely to move close to one side of the foundation pit enclosure structure, so that the convex resisting plate (12) resists the top of the support longitudinal frame (1), and further the whole foundation pit maintenance structure is driven to resist;
s1013: when the top position of the foundation pit shakes or is extruded, the top end of the first support resisting plate (21) is pushed to drive the first connecting supporting rod (10) to move downwards, and then the second connecting supporting rod (13) is driven to move downwards, namely to move close to one side of the foundation pit maintenance structure, so that the second inverse L-shaped clamping groove (34) pushes the first special-shaped linkage supporting plate (23) to move towards one side close to the foundation pit maintenance structure, and the support longitudinal frame (1) integrally moves towards one side close to the foundation pit maintenance structure, so that the pressure resistance is completed;
s1015: detaching the first support resisting plate (21) from the auxiliary support block (4);
s1017: detaching the top end of the second support resisting plate (22) from the second connection supporting bar (13);
s1019: pulling the top end of the second support resisting plate (22), pulling the top end of the pulling resisting plate (25) to be far away from the foundation pit support structure through the resistance transmission spring (32), and further enabling the limiting resisting plate (26) to abut against the second reverse L-shaped clamping groove (34), so that a constructor is prevented from being accidentally injured by the first support resisting plate (21);
s1021: the first support shaft (27) and the second support shaft (28) are sequentially drawn out of the first insertion hole (18) and the second insertion hole (19), and the self-reverse-pushing linkage resetting structure (15) is removed;
s1023: disassembling the supporting longitudinal frame (1) and a foundation pit support structure, and removing the supporting longitudinal frame (1);
s1025: removing the extended fixing base plate (17).
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| CN116971400A (en) * | 2023-09-25 | 2023-10-31 | 中国建筑一局(集团)有限公司 | Foundation pit shared supporting structure and construction method thereof |
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