CN113445514B - House building's foundation ditch retaining structure - Google Patents

Abstract

The invention discloses a foundation pit retaining structure of a house building, which comprises a supporting component, wherein the supporting component comprises a first supporting plate and a second supporting plate which are vertical to each other; when the supporting component supports the inner wall of the cross-shaped foundation pit, the first supporting plates are oppositely arranged pairwise, and the second supporting plates are oppositely arranged pairwise; the supporting component also comprises a supporting rod which is used for being arranged between the first supporting plates on two opposite sides or between the second supporting plates on two opposite sides; the side walls of the first supporting plate and the second supporting plate, which are away from the inner wall of the foundation pit, are provided with a grid blocking sliding plate, and the grid blocking sliding plates slide along the length direction of the first supporting plate or the second supporting plate where the grid blocking sliding plates are respectively located; the adjacent block sliding plates sliding along the same direction are positioned on the same sliding surface. This application has and to cover two adjacent foundation ditch wall juncture and realize keeping off the soil, realizes dividing the construction area of foundation ditch, has made things convenient for the construction, has reduced the effect of the mutual interference between the construction area.

Description

House building's foundation ditch retaining structure

Technical Field

The invention relates to the field of house buildings, in particular to a foundation pit retaining structure of a house building.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site, and waterproof drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When the excavation depth of the foundation pit is deep and a building is close to the excavation depth of the foundation pit, a foundation pit retaining device needs to be adopted to support the foundation pit wall so as to prevent the foundation pit wall from collapsing in the construction period.

Chinese patent No. CN211816294U, granted in the related art, discloses a retaining structure for a foundation pit of a building, which includes two retaining plates symmetrically arranged, a first connecting rod and a second connecting rod are arranged between the retaining plates at two sides, ends of the first connecting rod and the second connecting rod far away from each other are rotatably connected with the adjacent retaining plates, and ends of the first connecting rod and the second connecting rod close to each other are fixed by clamping; when strutting the foundation ditch wall, through propping tightly respectively on the foundation ditch wall with the fender apron of both sides, realize keeping off soil to the foundation ditch wall under the support of head rod and second connecting rod.

In view of the above-mentioned related art, the applicant believes that when the inner wall of the cross-shaped foundation pit needs to be supported, due to the particularity of the structure of the cross-shaped foundation pit, the soil guard plate is difficult to be applied to the supporting work at the junction of two adjacent foundation pit walls, and if the junction of two adjacent foundation pit walls is difficult to be supported, the foundation pit wall at the junction is also easy to collapse.

Disclosure of Invention

If can't strut the condition that easily takes place to collapse in order to improve the foundation ditch wall that is located the juncture, this application provides a housing construction's foundation ditch soil retaining structure.

A foundation pit retaining structure of a house building comprises a plurality of supporting components, wherein each supporting component comprises a first supporting and protecting plate and a second supporting and protecting plate which are vertical to each other; when the supporting component supports the inner wall of the cross-shaped foundation pit, the first supporting plates are oppositely arranged pairwise, and the second supporting plates are oppositely arranged pairwise; the supporting component also comprises supporting rods which are used for being arranged between the first supporting plates on two opposite sides or between the second supporting plates on two opposite sides; the side walls of the first supporting plate and the second supporting plate, which are away from the inner wall of the foundation pit, are provided with a grid blocking sliding plate, and the grid blocking sliding plates slide along the length direction of the first supporting plate or the second supporting plate where the grid blocking sliding plates are respectively located; the adjacent block sliding plates sliding along the same direction are positioned on the same sliding surface.

By adopting the technical scheme, when the cross-shaped inner wall of the foundation pit needs to be supported, the supporting components are sequentially placed at the junction of two adjacent foundation pit walls, the junction of the two adjacent foundation pit walls can be covered by utilizing the first supporting plate and the second supporting plate which are vertical to each other, soil retaining is realized, then the supporting rod is placed between the first supporting plate and the second supporting plate which are opposite, and the first supporting plate and the second supporting plate which are opposite are supported and fixed by utilizing the supporting rod, so that the aim of preventing the foundation pit wall from collapsing is fulfilled; constructor still can slide to the direction that is close to each other according to the construction area of reality will follow the adjacent check that same direction slided and keep off the slide, keep off the slide and remove to the mutual contact through the adjacent check that will follow same direction and keep off the slide, utilize the check of both sides to keep off the slide just can carry out the separation with one side passageway of foundation ditch this moment to just can combine the construction situation of reality to divide the construction area of foundation ditch, made things convenient for the construction, reduced the mutual interference between the construction area.

The bottom parts of the first supporting and protecting plate and the second supporting and protecting plate are respectively provided with a slideway extending along the sliding direction of the grid block sliding plate where the first supporting and protecting plate and the second supporting and protecting plate are positioned, and the lower end of the grid block sliding plate is arranged in the slideway in a sliding manner; a servo motor is arranged on the slide way, and a gear is arranged on an output shaft of the servo motor; the check keep off the groove of stepping down that the direction of length extends along check fender slide slip direction on the slide, be provided with the rack that the direction of length extends along check fender slide slip direction on the inside wall in the groove of stepping down, gear one end and rack intermeshing.

Through adopting above-mentioned technical scheme, when needs keep off the slide with the check and slide, just can control the check to keep off the slide and slide along the length direction of slide through starting servo motor, servo motor will drive gear revolve, along with the rotation of gear utilize with gear intermeshing's rack, the gear just can drive the length direction that the slide was kept off along the rack smoothly to the check and slide, servo motor's setting has made things convenient for and has kept off the slide with the check, has realized the automatic control that the slide was kept off to the check.

The sliding block is characterized by also comprising a through hole arranged on the block sliding plate, wherein the length direction of the through hole extends along the sliding direction of the block sliding plate; the first supporting and protecting plate and the second supporting and protecting plate are respectively provided with a fixed seat, the fixed seats penetrate out of the grid block sliding plate from the corresponding through holes, and the grid block sliding plate is in sliding connection with the fixed seat where the grid block sliding plate is located through the through holes; the upper surface of the fixed seat is provided with a plurality of inserting grooves which are sequentially arranged at intervals along the length direction of the fixed seat; the end part of the supporting rod is provided with an inserting block which is used for being matched with the inserting groove in an inserting mode.

By adopting the technical scheme, when the supporting rod is fixed, the inserting block arranged on the supporting rod is inserted into the corresponding inserting groove from top to bottom, and the supporting rod can be preliminarily fixed through the inserting fit between the inserting block and the inserting groove; because the inserting grooves on the fixing seat are sequentially arranged at intervals along the length direction of the fixing seat, when the inner walls of foundation pits with different widths are supported, the inserting blocks on the supporting rods are inserted into the inserting grooves at proper positions, so that the mounting positions of the supporting rods can be adjusted, and the adaptation range of the supporting rods is expanded; when the check block sliding plate slides under the driving of the servo motor, the relative sliding between the check block sliding plate and the fixed seat is ensured through the through holes.

The corrugated pipes are symmetrically arranged on two sides of the fixed seat; the corrugated pipe stretches along the sliding direction of the grid block sliding plate where the corrugated pipe is located, one end of the corrugated pipe is fixed to the inner wall of the perforation, the other end of the corrugated pipe is fixed to the corresponding fixing seat, and the corrugated pipes located on the two sides of the fixing seat cover the perforation.

Through adopting above-mentioned technical scheme, when the check keep off the slide and take place to slide, the bellows that is located the fixing base both sides will be flexible along the slip direction of check fender slide, come to perforate through the bellows and cover, thereby can keep off the slide and carry out the check fender division with construction area at the check of both sides, reduce the dust in one side construction area and pass through in the perforation gets into adjacent construction area, further reduced the mutual interference between the both sides construction area, simultaneously can also play certain inhibiting action to the diffusion of dust, make the more green of construction environment.

The supporting assembly is arranged on the inner wall of the cross-shaped foundation pit, and the connecting plates on the adjacent grid baffle sliding plates which slide along the same direction are oppositely arranged when the supporting assembly supports the inner wall of the cross-shaped foundation pit; one of the oppositely arranged connecting plates is provided with an inserting rod, while the other connecting plate is provided with a slot opposite to the inserting rod, and the slots are used for the insertion of the respectively opposite inserting rods.

By adopting the technical scheme, when the adjacent block sliding plates which slide along the same direction slide towards the mutually approaching direction, the connecting plates at the two sides gradually approach, and the inserting rods are gradually inserted into the respective opposite slots; through the mutual inserting and locking of the inserting rod and the inserting slot, the adjacent grid baffle sliding plates can be connected, so that the firmness of the adjacent grid baffle sliding plates when the grid baffles of the construction area are divided can be further improved; at this time, if the grid blocking sliding plates on the two sides are subjected to an external force along the direction perpendicular to the sliding direction of the grid blocking sliding plates, the grid blocking sliding plates on the two sides are not easy to separate under the insertion matching of the insertion rod and the insertion slot.

Still including, the check keep off and are provided with a plurality of through-holes that run through along the perpendicular to check fender slide sliding direction on the slide, the through-hole is the interval arrangement in proper order along the sliding direction that the check kept off the slide, just the through-hole is in same height with adjacent grafting pole separately, the through-hole supplies the grafting pole on the adjacent check fender slide to insert.

Through adopting above-mentioned technical scheme, when the adjacent check that slides along same direction kept off the slide and keep off the partition with the construction area check, keep off the slide through another check that will be located on same supporting component and slide to the direction that is close to adjacent through-hole, the grafting pole on the check fender slide this moment will insert gradually in the through-hole that is relative separately, peg graft each other through grafting pole and through-hole, just can lock two check fender slides that are in on the same supporting component, make along the adjacent check that same direction slided keep off the slide more stable firm when carrying out the partition with the construction area check.

The first supporting plate and the second supporting plate respectively comprise a bottom plate and a cover plate which are spliced with each other; the check slide plate is arranged on the side wall of the cover plate, which is far away from the bottom plate, the side wall of the bottom plate, which is far towards the cover plate, is provided with a retreating groove, the side wall of the cover plate, which is far towards the retreating groove, is provided with a pressing strip inserted into the retreating groove, the side wall of the pressing strip, which is far away from the cover plate, is provided with a rubber cushion, and the rubber cushion is tightly pressed on the inner side wall of the retreating groove; still be provided with on the bottom plate and be located the damping spring who moves back a inslot, damping spring is the symmetry and sets up in the layering both sides, just damping spring inserts along the perpendicular to layering and moves back the direction level of an inslot and stretch out and draw back, damping spring contradicts with the layering lateral wall.

By adopting the technical scheme, when the foundation pit wall generates the shock waves transmitted along the thickness direction of the bottom plate, the shock waves transmitted along the thickness direction of the bottom plate can be weakened under the action of the rubber cushion, so that the cover plate and the support rod can be kept stable, and the adverse effect of the shock waves on the cover plate and the support rod is reduced; when the wall of the foundation pit generates vibration waves which are transmitted along the length direction of the bottom plate, relative sliding along the length direction of the bottom plate occurs between the bottom plate and the cover plate, and the relative sliding between the bottom plate and the cover plate can be weakened under the action of the damping spring, so that the vibration waves transmitted along the length direction of the bottom plate to the cover plate and the support rod can be effectively reduced, and the overall stability is improved; the double shock absorption effect is achieved.

The supporting assembly is arranged on the grid baffle sliding plate, the grid baffle sliding plate is arranged on the supporting assembly, and the grid baffle sliding plate is arranged on the grid baffle sliding plate; the inner side walls of the two ends of the sleeve are symmetrically provided with reverse threads, and one ends of the first support rod and the second support rod, which are close to each other, are inserted into the sleeve and are in threaded connection with the sleeve; the one end that the sheathed tube was kept away from to the second vaulting pole is provided with the backup pad, the backup pad is laminated and is contradicted with bracing piece lower surface.

By adopting the technical scheme, the supporting effect of the supporting rods can be further improved by arranging a plurality of groups of supporting rods, the supporting stability between the upper supporting rod and the lower supporting rod can be enhanced by the supporting mechanism arranged between the adjacent supporting rods, and the supporting mechanism provides support for the upper supporting rod, so that the upper supporting rod can be firmer; after the position that will two-layer upper and lower bracing piece was fixed finishes, make the ascending lifting of second vaulting pole gradually through rotating the sleeve pipe, when the backup pad removed to the lower surface contact with upper bracing piece, continue to rotate the sleeve pipe, make the second vaulting pole continue the lifting, conflict until the backup pad with the lower surface of bracing piece to guaranteed that supporting mechanism can support the bracing piece of different intervals smoothly, increased supporting mechanism's application scope.

In summary, the present application includes at least one of the following beneficial technical effects:

the supporting rods are arranged between the first supporting plate and the second supporting plate which are opposite to each other, and the first supporting plate and the second supporting plate which are opposite to each other are supported and fixed by the supporting rods, so that the aim of preventing the foundation pit wall from collapsing is fulfilled; constructor still can slide to the direction that is close to each other according to the construction area of reality will follow the adjacent check that same direction slided and keep off the slide, keep off the slide and remove to the mutual contact through the adjacent check that will follow same direction and keep off the slide, utilize the check of both sides to keep off the slide just can carry out the separation with one side passageway of foundation ditch this moment to just can combine the construction situation of reality to divide the construction area of foundation ditch, made things convenient for the construction, reduced the mutual interference between the construction area.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present application when installed in a foundation pit wall.

Fig. 2 is a partial structural schematic view of fig. 1.

Fig. 3 is an exploded view of the partial structure of fig. 2.

Fig. 4 is a partial structural view of fig. 3 from another perspective.

Fig. 5 is an enlarged schematic view at a in fig. 3.

FIG. 6 is a partial view of the structure of the raised block slide of FIG. 1 at the slot.

Fig. 7 is an enlarged schematic view at B in fig. 6.

Description of reference numerals:

1. a first support shield; 10. a support assembly; 2. a second support guard plate; 3. a support bar; 31. inserting a block; 4. a block slide plate; 41. a yielding groove; 42. a rack; 43. perforating; 44. a through hole; 5. a slideway; 51. a servo motor; 52. a gear; 6. a fixed seat; 61. inserting grooves; 7. a bellows; 8. a connecting plate; 81. a plug rod; 82. a slot; 9. a support mechanism; 91. a base plate; 911. a withdrawal groove; 912. a damping spring; 92. a cover plate; 921. layering; 922. a rubber cushion; 93. a first stay bar; 94. a second stay bar; 95. a sleeve; 96. and a support plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses housing construction's foundation ditch soil retaining structure. Referring to fig. 1, the foundation pit retaining structure of the building construction includes four sets of supporting components 10 for retaining and supporting the foundation pit wall, each set of supporting components 10 includes two first supporting plates 1 and second supporting plates 2 which are perpendicular to each other, and the first supporting plates 1 are fixedly connected with one ends of the second supporting plates 2 which are close to each other. When the supporting components 10 support the inner wall of the cross-shaped foundation pit, the four groups of supporting components 10 are circumferentially and annularly distributed on the inner wall of the foundation pit. At this moment, the first supporting and protecting plates 1 are oppositely arranged pairwise, the second supporting and protecting plates 2 are also oppositely arranged pairwise, and the supporting component 10 further comprises supporting rods 3 which are arranged between the first supporting and protecting plates 1 on two opposite sides and between the second supporting and protecting plates 2 on two opposite sides.

As shown in fig. 2 and 3, the first support plate 1 and the second support plate 2 each include a bottom plate 91 and a cover plate 92 that are joined to each other. When the supporting component 10 supports the inner wall of the cross-shaped foundation pit, the bottom plate 91 is attached to and tightly abutted against the inner wall of the foundation pit, and the cover plate 92 is located on the side wall of the bottom plate 91 departing from the inner wall of the foundation pit. Adjacent bottom plate 91 is close to each other one end and is laminated and fixed connection each other, and bottom plate 91 has seted up a plurality of grooves 911 that move back towards on the apron 92 lateral wall that is relative separately, moves back the length direction of groove 911 and extends along the direction of height of bottom plate 91, and adjacent groove 911 that move back is arranged along the length direction of bottom plate 91 evenly interval in proper order between the groove 911. The side wall of the cover plate 92 facing the opposite retreat groove 911 is fixedly provided with a pressing strip 921 inserted into the retreat groove 911, the length direction of the pressing strip 921 extends along the height direction of the bottom plate 91, and the width of the pressing strip 921 is smaller than the width of the retreat groove 911.

As shown in fig. 4, a rubber cushion 922 is fixedly arranged on a side wall of the pressing strip 921 facing away from the cover plate 92, a length direction of the rubber cushion 922 extends along a length direction of the pressing strip 921, and the rubber cushion 922 abuts against an inner side wall of the opposite retreating groove 911.

As shown in fig. 4 and 5, a plurality of groups of damping springs 912 located in the retreat groove 911 are further fixedly mounted on the bottom plate 91, and the plurality of groups of damping springs 912 are sequentially and uniformly arranged at intervals along the length direction of the pressing strip 921. The quantity of every group damping spring 912 is two, and is located two damping spring 912 of the same group and is the symmetry setting in the both sides that the layering 921 deviates from each other, and damping spring 912 one end is fixed with the groove 911 inside wall that moves back, and damping spring 912's the other end contradicts with layering 921 relative separately. The damping springs 912 located at both sides of the pressing strip 921 horizontally extend and contract in a direction perpendicular to the direction in which the pressing strip 921 is inserted into the retreat groove 911.

As shown in fig. 6, three sets of fixing bases 6 are fixedly mounted on the side walls of the cover plate 92 facing away from the respective opposite bottom plates 91, the length direction of the fixing bases 6 is perpendicular to the length direction of the cover plate 92, and the length direction of the fixing bases 6 extends horizontally. Three groups of fixing seats 6 are arranged at regular intervals along the height direction of the cover plate 92. The side walls of the cover plates 92, which face away from the respective opposite bottom plates 91, are also fixedly provided with slideways 5, the slideways 5 are close to the bottoms of the cover plates 92, and the length directions of the slideways 5 extend along the length directions of the cover plates 92. The apron 92 deviates from and is provided with check slide 4 through slide 5 on the relative lateral wall of bottom plate 91 respectively, and check slide 4 laminates with the lateral wall of apron 92 each other, and 4 lower extremes of check slide insert in slide 5 to check slide 4 slides along slide 5's length direction and sets up in slide 5. When the supporting component 10 supports the inner wall of the cross-shaped foundation pit, the adjacent block sliding plates 4 sliding along the same direction are positioned on the same sliding surface.

As shown in fig. 3 and 4, a servo motor 51 is mounted on an outer side wall of the slide 5 facing away from the cover plate 92, and an output shaft of the servo motor 51 is perpendicular to the respective opposite block sliding plate 4. A coaxial gear 52 is fixedly mounted on an output shaft of the servo motor 51, the block slide plate 4 is provided with a relief groove 41 extending in a longitudinal direction along a sliding direction of the block slide plate 4, and an opening of the relief groove 41 faces the gear 52. A rack 42 extending along the sliding direction of the block sliding plate 4 in the length direction is fixedly installed on the inner side wall of the lower end of the receding groove 41, and the lower end of the gear 52 inserted into the receding groove 41 is meshed with the rack 42. When the grid-blocking sliding plate 4 needs to slide, the grid-blocking sliding plate 4 can be controlled to slide along the length direction of the slideway 5 by starting the servo motor 51, the servo motor 51 drives the gear 52 to rotate, and the gear 52 can smoothly drive the grid-blocking sliding plate 4 to slide along the length direction of the gear 42 by utilizing the rack 42 which is meshed with the gear 52 along with the rotation of the gear 52.

As shown in fig. 3 and 4, the block slide plate 4 is provided with three through holes 43 penetrating in the thickness direction of the block slide plate 4, the length direction of the through holes 43 extends in the sliding direction of the block slide plate 4, and the three through holes 43 are arranged in sequence at regular intervals in the height direction of the block slide plate 4. The ends of the three sets of fixing bases 6 far away from the cover plate 92 respectively penetrate out of the blocking sliding plate 4 from the corresponding through holes 43. The block sliding plate 4 is connected with the respective fixed seat 6 in a sliding way through the through hole 43.

As shown in fig. 6 and 7, a plurality of insertion grooves 61 are formed in the upper surface of the fixing base 6 penetrating out of the block sliding plate 4, and the insertion grooves 61 are sequentially and uniformly arranged at intervals along the length direction of the fixing base 6. When strutting the subassembly 10 and will be criss-cross foundation ditch inner wall and strut, bracing piece 3 sets up between relative both sides fixing base 6, the equal symmetry in both ends of bracing piece 3 is provided with and is used for inserting complex inserted block 31 with adjacent inserting groove 61 separately, inserted block 31 is located the lower terminal surface of bracing piece 3, when fixing bracing piece 3, insert in the inserting groove 61 that corresponds through the inserted block 31 that will set up on bracing piece 3 from the top down, just can realize preliminary fixed to bracing piece 3 through the grafting cooperation between inserted block 31 and the inserting groove 61.

As shown in fig. 6, the block sliding plate 4 is further provided with corrugated pipes 7 located on the inner walls of the through holes 43, the corrugated pipes 7 are made of elastic plastic materials, two corrugated pipes 7 are installed in each through hole 43, and the two corrugated pipes 7 located in the same through hole 43 are symmetrically installed on two sides of the fixing base 6. Bellows 7 is flexible along the check that each place keeps off slide 4 slip direction, and bellows 7 one end is fixed with perforation 43 inner wall, and bellows 7 other end and 6 lateral wall fixed connection that each is relative are located to bellows 7, and the bellows 7 that lie in same perforation 43 covers perforation 43.

As shown in fig. 4 and 6, when the support assembly 10 supports the inner wall of the cross-shaped foundation pit, the connecting plates 8 are fixedly mounted on the opposite side walls of the adjacent block sliding plates 4 which slide in the same direction, and the length direction of the connecting plates 8 extends along the height direction of the block sliding plates 4. The connecting plates 8 on the two sides are symmetrically arranged, at the moment, an inserting rod 81 facing to the other connecting plate 8 is fixedly installed on one connecting plate 8 which is oppositely arranged, and the inserting rods 81 are symmetrically arranged on the upper side and the lower side of the connecting plates 8. The insertion rods 81 are located between the adjacent through holes 43 of the block sliding plates 4 where the insertion rods are located, the other connecting plate 8 opposite to the insertion rods 81 is provided with insertion slots 82 corresponding to the insertion rods 81 one by one, and the insertion slots 82 are used for inserting and fixing the respective opposite insertion rods 81.

As shown in fig. 4, two sets of through holes 44 are further disposed on the block sliding plate 4 along a direction perpendicular to the sliding direction of the block sliding plate 4, and the through holes 44 in the same set are at the same height as the respective adjacent insertion rods 81. The through holes 44 in the same group are arranged in sequence at even intervals along the sliding direction of the block sliding plate 4. The through holes 44 are used for inserting and locking the insertion rods 81 of adjacent block sliding plates 4 on the same support assembly 10.

As shown in fig. 6, a supporting mechanism 9 is disposed between adjacent supporting rods 3 on the same block sliding plate 4, and the supporting mechanisms 9 are symmetrically disposed on two sides of the supporting rods 3. The support mechanism 9 includes a first stay 93 having a lower end fixedly mounted on the lower support bar 3, a second stay 94 coaxial with the first stay 93, and a hollow sleeve 95 located between the first stay 93 and the second stay 94. The length directions of the first stay 93 and the second stay 94 are perpendicular to the length direction of the support rod 3. The inner side walls of the upper and lower ends of the sleeve 95 are symmetrically provided with reverse internal threads, and the ends of the first stay bar 93 and the second stay bar 94 close to each other are inserted into and screwed to the inner side walls of the sleeve 95. An arc-shaped supporting plate 96 is fixedly mounted on the side wall of the upper end of the second support rod 94 far away from the sleeve 95, and the supporting plate 96 is attached to and abutted against the lower surface of the support rod 3.

The implementation principle of the foundation pit retaining structure of the house building is as follows:

when needs will be criss-cross foundation ditch inner wall and strut, earlier place in proper order strut subassembly 10 at two adjacent foundation ditch wall juncture, utilize and be mutually perpendicular's first backplate 1 and second backplate 2 just can cover double-phase adjacent foundation ditch wall juncture and realize retaining soil, then through placing bracing piece 3 between relative first backplate 1 and relative second backplate 2, utilize bracing piece 3 to come relative first backplate 1 and relative second backplate 2 to support fixedly, in order to reach the purpose that the prevention foundation ditch wall collapsed. Constructor still can slide to the direction that is close to each other according to the construction area of reality with the adjacent check that slides along same direction and keep off slide 4, keep off slide 4 and remove to the mutual contact through the adjacent check that will slide along same direction, utilize the check of both sides to keep off slide 4 just can carry out the separation with one side passageway of foundation ditch this moment to just can combine the construction situation of reality to divide the construction area of foundation ditch, made things convenient for the construction, reduced the mutual interference between the construction area.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (6)

1. The utility model provides a housing construction's foundation ditch retaining structure which characterized in that: the device comprises a plurality of supporting components (10), wherein each supporting component (10) comprises a first supporting plate (1) and a second supporting plate (2) which are perpendicular to each other; when the supporting component (10) supports the inner wall of the cross-shaped foundation pit, the first supporting and protecting plates (1) are oppositely arranged pairwise, and the second supporting and protecting plates (2) are oppositely arranged pairwise; the supporting assembly (10) also comprises a supporting rod (3) which is arranged between the first supporting plates (1) on two opposite sides or between the second supporting plates (2) on two opposite sides; the side walls, deviating from the inner wall of the foundation pit, of the first supporting and protecting plate (1) and the second supporting and protecting plate (2) are respectively provided with a grid blocking sliding plate (4), and the grid blocking sliding plates (4) slide along the length direction of the first supporting and protecting plate (1) or the second supporting and protecting plate (2) where the grid blocking sliding plates are respectively located; the adjacent block sliding plates (4) which slide along the same direction are positioned on the same sliding surface; the bottoms of the first supporting and protecting plate (1) and the second supporting and protecting plate (2) are respectively provided with a slideway (5) extending along the sliding direction of the grid block sliding plate (4) where the first supporting and protecting plate is positioned, and the lower end of the grid block sliding plate (4) is arranged in the slideway (5) in a sliding manner; a servo motor (51) is installed on the slide way (5), and a gear (52) is arranged on an output shaft of the servo motor (51); the check slide plate (4) is provided with a yielding groove (41) with the length direction extending along the sliding direction of the check slide plate (4), the inner side wall of the yielding groove (41) is provided with a rack (42) with the length direction extending along the sliding direction of the check slide plate (4), and one end of the gear (52) is meshed with the rack (42); the grid blocking sliding plate (4) is provided with a through hole (43), and the length direction of the through hole (43) extends along the sliding direction of the grid blocking sliding plate (4); the first supporting and protecting plate (1) and the second supporting and protecting plate (2) are respectively provided with a fixed seat (6), the fixed seats (6) penetrate out of the grid block sliding plate (4) from respective opposite through holes (43), and the grid block sliding plate (4) is in sliding connection with the fixed seats (6) through the through holes (43); the upper surface of the fixed seat (6) is provided with a plurality of inserting grooves (61), and the inserting grooves (61) are sequentially arranged at intervals along the length direction of the fixed seat (6); the end part of the supporting rod (3) is provided with an inserting block (31) which is used for being matched with the inserting groove (61) in an inserting mode.

2. The retaining structure for foundation pit of building construction according to claim 1, wherein: corrugated pipes (7) positioned on the inner wall of the through hole (43) are arranged on the block sliding plate (4), and the corrugated pipes (7) are symmetrically arranged on two sides of the fixed seat (6); bellows (7) are flexible along the check that each place keeps off slide (4) slip direction, bellows (7) one end is fixed with perforation (43) inner wall, bellows (7) other end is fixed with each relative fixing base (6), and bellows (7) that are located fixing base (6) both sides cover perforation (43).

3. The retaining structure for foundation pit of building construction according to claim 1, wherein: the grid blocking sliding plates (4) are provided with connecting plates (8), and when the supporting components (10) support the inner wall of the cross foundation pit, the connecting plates (8) on the adjacent grid blocking sliding plates (4) which slide along the same direction are arranged oppositely; one of the oppositely arranged connecting plates (8) is provided with an inserting rod (81), while the other connecting plate (8) is provided with a slot (82) opposite to the inserting rod (81), and the slots (82) are used for the insertion of the respectively opposite inserting rods (81).

4. A retaining structure for a foundation pit of a housing construction according to claim 3, wherein: the check keep off and be provided with a plurality of through-holes (44) that run through along the perpendicular to check fender slide (4) sliding direction on the slide (4), through-hole (44) are the interval arrangement in proper order along the sliding direction that check keep off slide (4), just through-hole (44) are in same height with adjacent grafting pole (81) separately, through-hole (44) supply adjacent check to keep off grafting pole (81) on slide (4) and insert.

5. The retaining structure for foundation pit of building construction according to claim 1, wherein: the first supporting and protecting plate (1) and the second supporting and protecting plate (2) respectively comprise a bottom plate (91) and a cover plate (92) which are spliced with each other; the check slide plate (4) is arranged on the side wall of the cover plate (92) departing from the bottom plate (91), the side wall of the bottom plate (91) facing the cover plate (92) is provided with a retreat groove (911), the side wall of the cover plate (92) facing the retreat groove (911) is provided with a pressing strip (921) inserted into the retreat groove (911), the side wall of the pressing strip (921) departing from the cover plate (92) is provided with a rubber cushion (922), and the rubber cushion (922) is pressed on the inner side wall of the retreat groove (911); still be provided with on bottom plate (91) and be located damping spring (912) that moves back position groove (911), damping spring (912) are the symmetry and set up in layering (921) both sides, just damping spring (912) insert along perpendicular to layering (921) and move back the direction level in position groove (911) and stretch out and draw back, damping spring (912) contradict with layering (921) lateral wall.

6. The retaining structure for foundation pit of building construction according to claim 1, wherein: the number of the fixing seats (6) on the block sliding plate (4) is at least two, the fixing seats (6) are sequentially arranged at intervals along the height direction of the block sliding plate (4), when the supporting component (10) supports the inner wall of the cross-shaped foundation pit, a supporting mechanism (9) is arranged between adjacent supporting rods (3) on the same block sliding plate (4), and the supporting mechanism (9) comprises a first supporting rod (93) arranged at the upper end of the supporting rod (3) below, a second supporting rod (94) coaxial with the first supporting rod (93), and a hollow sleeve (95) arranged between the first supporting rod (93) and the second supporting rod (94); opposite threads are symmetrically arranged on the inner side walls of the two ends of the sleeve (95), and one ends, close to each other, of the first support rod (93) and the second support rod (94) are inserted into the sleeve (95) and are in threaded connection with the sleeve; one end, far away from sleeve pipe (95), of second vaulting pole (94) is provided with backup pad (96), backup pad (96) and bracing piece (3) lower surface laminating and conflict.

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