CN214614107U

CN214614107U - Adjustable foundation pit supporting structure

Info

Publication number: CN214614107U
Application number: CN202120699429.XU
Authority: CN
Inventors: 栾国强; 刘德; 苏正国; 杨健; 毛伯涛
Original assignee: Jiangsu Dajiang Construction Engineering Co ltd
Current assignee: Jiangsu Dajiang Construction Engineering Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-05
Anticipated expiration: 2031-04-06

Abstract

The utility model relates to a supporting construction of foundation ditch with adjustable, it relates to the excavation supporting technology field, including the foundation ditch main part, foundation ditch main part top is fixed with the bottom plate, the bottom plate end fixing has a foundation ditch backplate, the excavation supporting plate includes a plurality of supporting veneers that connect gradually, it has all seted up the fixed slot to support the veneer bottom, it is located the fixed slot and seted up the spacing groove to support the veneer, adjacent supporting veneer top is fixed with the fixed block of pegging graft with the fixed slot, the fixed block is located the spacing inslot and is fixed with the spacing piece, it has the locating piece to support the veneer to be located the spacing inslot interpolation, locating piece and fixed block butt, be equipped with the stop gear who is used for restricting the locating piece removal on the foundation ditch backplate. Operating personnel can pile up the support veneer, and then has reduced the holistic width of excavation supporting board, easily operating personnel carries alone, and this application has the effect that improves work efficiency.

Description

Adjustable foundation pit supporting structure

Technical Field

The application relates to foundation pit support technical field, especially relates to a foundation pit support structure with adjustable.

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. The foundation pit support is a supporting, retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment.

Notice is CN 211446958U's a do benefit to excavation supporting construction of drainage, including the foundation ditch main part and set up in the foundation ditch of foundation ditch main part lateral wall and prop up the backplate, foundation ditch prop up backplate and foundation ditch main part fixed connection, foundation ditch main part bottom surface is provided with the bottom plate that corresponds with the excavation supporting plate, bottom plate and foundation ditch main part fixed connection, bottom plate one side extension is provided with the curb plate, curb plate one side and the laminating of foundation ditch main part lateral wall, foundation ditch supporting plate bottom is provided with the lug, the recess that corresponds with the lug is seted up at the curb plate top, fix through the fastener between lug and the recess. The operating personnel pass through the fastener with the curb plate fix on the bottom plate, curb plate support foundation ditch main part afterwards.

In view of the above-mentioned related art, the inventor believes that when the side plate is carried into the foundation pit, a plurality of operators are required to carry simultaneously, thereby lowering the work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the too big problem that is difficult to the transport of curb plate, this application provides a foundation ditch supporting construction with adjustable.

The application provides a foundation ditch supporting construction with adjustable adopts following technical scheme:

the utility model provides a supporting construction of foundation ditch with adjustable, includes the foundation ditch main part, foundation ditch main part top is fixed with the bottom plate, the bottom plate end fixing has a foundation ditch backplate, the foundation ditch backplate includes a plurality of supporting veneer that connect gradually, it has all seted up the fixed slot to support the veneer bottom, it has seted up the spacing groove in the fixed slot to support the veneer, and is adjacent it is fixed with the fixed block of pegging graft with the fixed slot to support the veneer top, the fixed block is located the spacing inslot and is fixed with the spacing piece, it has the locating piece to support the veneer to be located the spacing inslot and peg graft, locating piece and fixed block butt, be equipped with the stop gear who is used for restricting the locating piece removal on the foundation ditch backplate.

By adopting the technical scheme, an operator can stack the supporting veneers, so that the whole width of the foundation pit supporting plate is reduced, and the operator can conveniently carry the supporting veneers independently, thereby improving the working efficiency. The supporting single plates are fixed in a mortise-tenon insertion mode, so that the height of the supporting and protecting plate of the foundation pit meeting the requirement of the foundation pit can be spliced, and the applicability of the supporting structure is improved.

Optionally, the mounting groove has been seted up to the locating piece lateral wall, stop gear is including being fixed in the pivot in the mounting groove, the pivot cover is equipped with limiting plate and torsional spring, torsional spring one end and limiting plate fixed connection, the torsional spring other end and locating piece fixed connection, the stopper is seted up the first draw-in groove of pegging graft with the limiting plate, be equipped with the reset assembly who is used for driving the locating piece to reset to the mounting groove on the locating piece, the fixed block is fixed with the locating plate that is used for with the locating piece butt.

By adopting the technical scheme, an operator inserts the positioning block between the fixing block and the limiting groove, then the positioning block is limited by the positioning plate to slide, the limiting plate is elastically pushed open and abutted in the first clamping groove, and then the positioning block is fixed in the fixing block and the limiting groove, so that the adjacent supporting veneers are fixed.

Optionally, the reset assembly comprises a rotating rod penetrating through the end part of the positioning block, a first traction rope is fixed on the outer peripheral surface of the rotating rod, and one end, far away from the rotating rod, of the first traction rope is fixedly connected with the limiting plate.

Through adopting above-mentioned technical scheme, rotate the bull stick, the bull stick rotates and drives first haulage rope and convolutes, and in first haulage rope pulls the limiting plate afterwards and makes the limiting plate rotate the mounting groove, and then the operating personnel of being convenient for takes out the locating piece to easily operating personnel will two support the transport after the veneer separation.

Optionally, the top of the bottom plate is rotatably connected with a supporting rod, the supporting single plate is provided with a sliding groove, the supporting rod is connected with the sliding groove in a sliding manner, and the supporting single plate is provided with a fastening mechanism for limiting the sliding of the supporting rod.

Through adopting above-mentioned technical scheme, the bracing piece plays the effect of support to the excavation supporting board, reduces the excavation body and emptys the extrusion excavation supporting board and lead to the possibility that excavation supporting board bends to the stability of excavation supporting backplate has been improved.

Optionally, the support rod includes a sleeve rotatably connected to the top of the bottom plate, a movable rod is connected to the inner circumferential surface of the sleeve in a sliding manner, the movable rod is connected to the sliding groove in a sliding manner, and a locking mechanism for limiting the sliding of the movable rod is arranged on the bottom plate.

By adopting the technical scheme, the supporting rods with adjustable lengths can support different positions of the foundation pit supporting plate, and then the supporting rods can support the upper half part of the foundation pit supporting plate, so that the possibility that the upper half part of the foundation pit supporting plate is easily bent due to overhigh foundation pit supporting plate is reduced.

Optionally, the locating slot has been seted up to the movable rod outer peripheral face, fastening device is including sliding the round pin piece of connecting in the locating slot, strut the veneer and be located to open in the spout and have a plurality of cotter ways with the round pin piece grafting, the movable rod is located the locating slot internal fixation and is equipped with first spring, first spring is located one end fixed connection in the locating slot with the round pin piece, the movable rod wears to be equipped with the second haulage rope with round pin piece fixed connection.

Through adopting above-mentioned technical scheme, operating personnel has adjusted the position of movable rod, loosens the second haulage rope afterwards, and the round pin piece pops out from the constant head tank and pegs graft to the cotter way in, and then has realized the fixed of foundation ditch backplate and bracing piece. The second haulage rope is pulled by the operator, and the round pin piece separates with the cotter way, and then is convenient for the operator to adjust the position of bracing piece.

Optionally, a sliding groove is formed in the outer peripheral surface of the sleeve, the locking mechanism comprises a connecting rod fixed on the outer peripheral surface of the movable rod, one end of the connecting rod penetrating through the sliding groove is connected with a limiting ring in a sliding mode, and the limiting ring is in threaded connection with the sleeve.

Through adopting above-mentioned technical scheme, operating personnel rotates the spacing ring, and the spacing ring rotates and makes the connecting rod slide along sheathed tube length direction, and then the length of the bracing piece is adjusted to the operating personnel of being convenient for to the effect that the bracing piece supported foundation ditch backplate has been promoted.

Optionally, the movable rod includes a connecting block connected to the inner circumferential surface of the sleeve in a sliding manner, a second spring is fixed to the end of the connecting block, a connecting rod is fixed to one end, far away from the connecting block, of the second spring, and the connecting rod is connected with the sliding groove in a sliding manner.

Through adopting above-mentioned technical scheme, the second spring plays absorbing effect to the excavation supporting plate, reduces the bracing piece and leads to the possibility that the bracing piece was bent with excavation supporting plate hard contact, and then has improved the life of bracing piece.

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

1. through the stacking and supporting of the single plates, the whole width of the foundation pit supporting plate is easily reduced, and then the single operator can carry the single plates conveniently, so that the working efficiency is improved. The supporting single plates are fixed in a tenon-and-mortise inserting mode, so that the height of a foundation pit supporting and protecting plate meeting the requirement of a foundation pit can be spliced;

2. the positioning block is inserted between the fixing block and the limiting groove, the positioning block is limited by the positioning plate to slide, the limiting plate is propped open and abutted to the first clamping groove, and then the positioning block is fixed between the adjacent supporting single plates, so that the adjacent supporting single plates are fixed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic diagram of the structure of the foundation pit supporting plate of the embodiment.

Fig. 3 is a schematic view of the internal structure of the positioning block of the present embodiment.

Fig. 4 is a schematic view of the support rod structure of the present embodiment.

Fig. 5 is a schematic view of the attachment of the connecting rod of the present embodiment.

Description of reference numerals: 1. a foundation pit body; 2. a base plate; 3. supporting and protecting plates of the foundation pit; 31. supporting the single plate; 311. a chute; 312. fixing grooves; 313. a limiting groove; 314. a second card slot; 315. a pin slot; 4. a fixing device; 41. a fixed block; 411. positioning a plate; 42. a limiting block; 421. a first card slot; 43. positioning blocks; 431. mounting grooves; 432. a rotating shaft; 433. a limiting plate; 434. a torsion spring; 435. a rotating rod; 436. a first pull cord; 5. a support bar; 51. a sleeve; 511. a sliding groove; 512. a limiting ring; 52. a movable rod; 521. positioning a groove; 522. connecting blocks; 523. a second spring; 524. a connecting rod; 6. a fastening mechanism; 61. a pin block; 62. a first spring; 63. a second pull cord.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses excavation supporting construction with adjustable. Referring to fig. 1, a foundation ditch supporting construction with adjustable includes foundation ditch body 1, and foundation ditch main part top is fixed with bottom plate 2, and 2 end fixing of bottom plate have foundation ditch backplate 3, and foundation ditch backplate 3 is used for supporting the lateral wall of foundation ditch body 1, reduces the condition that supports foundation ditch body 1 and topple over. The foundation pit supporting plate 3 includes two supporting single plates 31 connected in sequence along the vertical direction, in this embodiment, the number of the supporting single plates 31 is two. And a fixing device 4 is arranged between the supporting single plates 31, and the fixing device 4 is used for fixing the adjacent supporting single plates 31. The top of the bottom plate 2 is rotatably connected with a support rod 5, and the support rod 5 is used for supporting the foundation pit supporting plate 3. The rotation axis of the support rod 5 is arranged along the length direction of the support veneer 31. The supporting single plate 31 is provided with a sliding groove 311 which is vertically arranged on one side close to the supporting rod 5, one end, far away from the bottom plate 2, of the supporting rod 5 is connected with the sliding groove 311 in a sliding mode, a fastening mechanism 6 is arranged on the supporting single plate 31, and the fastening mechanism 6 is used for limiting the supporting rod 5 to slide.

Referring to fig. 1 and 2, a fixing groove 312 disposed along the length direction of the supporting single plate 31 is disposed at the bottom of the supporting single plate 31 and on one side of the sliding groove 311, the supporting single plate 31 is disposed in the fixing groove 312 and has a limiting groove 313 facing away from one side of the sliding groove 311, the fixing device 4 includes a fixing block 41 fixed at the top of the adjacent supporting single plate 31 and inserted into the fixing groove 312, the fixing block 41 is disposed in the limiting groove 313 and is fixed with a limiting block 42, a positioning block 43 is inserted into the limiting groove 313 of the supporting single plate 31, the top of the positioning block 43 abuts against the fixing block 41, two opposite mounting grooves 431 are disposed on the side wall of the positioning block 43, a rotating shaft 432 is fixed in the mounting groove 431, a limiting plate 433 is fixed on the outer peripheral surface of the rotating shaft 432, torsion springs 434 are respectively sleeved at both ends of the rotating shaft 432, one ends of the torsion springs 434 are fixedly connected to the limiting plate 433, and the other ends of the torsion springs 434 are fixedly connected to the positioning block 43. The torsion spring 434 applies a pushing force to the restriction plate 433 to move in a direction away from the positioning block 43, so that one end of the restriction plate 433 extends out of the positioning block 43. The limiting block 42 is provided with a first engaging groove 421 inserted into the limiting block 433, the supporting single plate 31 is located in the limiting groove 313 and is provided with a second engaging groove 314 on one side facing the limiting block 42, and the second engaging groove 314 is inserted into the limiting block 433. A positioning plate 411 is fixed in the fixing block 41, and the positioning plate 411 is abutted to one end of the positioning block 43 in the limiting groove 313. The positioning block 43 is provided with a rotating rod 435 along the length direction of the positioning block 43 in a penetrating manner, a first pulling rope 436 is fixed on the outer peripheral surface of the rotating rod 435, and one end of the first pulling rope 436, which is far away from the rotating rod 435, is fixedly connected with one end of the limiting plate 433, which is positioned in the positioning block 43. The rotating rod 435 facilitates the operator to drive the positioning plate 411 to return to the positioning block 43.

Referring to fig. 1 and 4, the support rod 5 includes a sleeve 51 rotatably connected to the top of the bottom plate 2 and a movable rod 52 slidably connected to an inner peripheral surface of the sleeve 51, the movable rod 52 is slidably connected to the sliding slot 311, two positioning slots 521 oppositely disposed are formed in an outer peripheral surface of the movable rod 52 near one end of the supporting single plate 31, the fastening mechanism 6 includes a pin 61 slidably connected to the movable rod 52 and located in the positioning slots 521, and the pin 61 slides along a length direction of the supporting single plate 31. The supporting single plate 31 is provided with pin grooves 315 arranged along a vertical array in the sliding groove 311, and the pin grooves 315 are used for being inserted into the pin blocks 61. The movable rod 52 is located and is fixed with first spring 62 in the constant head tank 521, and first spring 62 is located the one end fixed connection of constant head tank 521 with round pin piece 61, and first spring 62 is extension spring, applys the thrust that moves towards round pin groove 315 to round pin piece 61, and then can reduce the possibility of round pin piece 61 and round pin groove 315 separation, and then realize the fixed of bracing piece 5. The movable rod 52 is provided with a second pulling rope 63 which is fixedly connected with one end of the pin block 61 located in the positioning slot 521 in a penetrating manner, and the second pulling rope 63 is convenient for an operator to pull and drive the pin block 61 to be separated from the pin slot 315.

Referring to fig. 4 and 5, the movable lever 52 includes a connection block 522 slidably connected to an inner circumferential surface of the sleeve 51, and a second spring 523 is fixed to an end of the connection block 522. Through setting up second spring 523, bracing piece 5 is elastic contact with foundation ditch backplate 3, and foundation ditch backplate 3 plays absorbing effect in second spring 523 when extrusion bracing piece 5, and then reduces the condition of 5 breaks of bracing piece. One end of the second spring 523 far away from the connecting block 522 is fixed with a connecting rod 524 connected with the sleeve 51 in a sliding manner, and the connecting rod 524 is connected with the sliding groove 311 in a sliding manner. The outer peripheral surface of the sleeve 51 is provided with a sliding groove 511 along the length direction of the sleeve 51, the side wall of the connecting block 522 is fixedly connected with the connecting rod 524, one end of the connecting rod 524, which penetrates through the sliding groove 511, is connected with a limiting ring 512 in a sliding manner, and the inner peripheral surface of the limiting ring 512 is in threaded connection with the outer peripheral surface of the sleeve 51. An operator rotates the limiting ring 512, and the limiting ring 512 rotates to drive the connecting block 522 to slide along the length direction of the sleeve 51, so that the second spring 523 can abut against the connecting rod 524, and the stability of the foundation pit supporting plate 3 is further improved.

The implementation principle of the foundation pit supporting structure with adjustable of the embodiment of the application is as follows: when the foundation pit supporting plate 3 needs to be assembled, the adjacent supporting single plates 31 are inserted into each other, then the positioning block 43 is inserted into the limiting groove 313, the rotating rod 435 is loosened after the positioning block 43 and the positioning plate 411 are tightly abutted, then the two limiting plates 433 are respectively inserted into the first clamping groove 421 and the second clamping groove 314, and the fixation of the two supporting single plates 31 can be realized.

When two supporting veneers 31 need to be detached, an operator rotates the rotating rod 435, the rotating rod 435 rotates and pulls the two first pulling ropes 436 to enable the two limiting plates 433 to reset into the positioning blocks 43, then the two limiting blocks 42 are respectively separated from the first clamping grooves 421 and the second clamping grooves 314, then the positioning blocks 43 are taken out, and further the two supporting veneers 31 can be separated.

When the bracing piece 5 is required to support the foundation pit supporting plate 3, the limiting ring 512 is rotated to enable the connecting block 522 to slide along the length direction of the sleeve 51, the connecting block 522 slides to enable the connecting rod 524 to extend into the sliding groove 311, and then the second traction rope 63 is loosened to enable the pin block 61 to pop out and be inserted into the pin groove 315, so that the fixing of the connecting rod 524 is realized, and the bracing piece 5 can support the foundation pit supporting plate 3.

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

1. The utility model provides a foundation ditch supporting construction with adjustable, includes the foundation ditch main part, foundation ditch main part top is fixed with bottom plate (2), bottom plate (2) end fixing has foundation ditch backplate (3), its characterized in that: the foundation pit supporting plate (3) comprises a plurality of supporting single plates (31) which are connected in sequence, fixing grooves (312) are formed in the bottoms of the supporting single plates (31), limiting grooves (313) are formed in the fixing grooves (312) in the supporting single plates (31), the supporting single plates (31) are adjacent to each other, fixing blocks (41) which are connected with the fixing grooves (312) in an inserting mode are fixed to the tops of the supporting single plates (31), the fixing blocks (41) are located in the limiting grooves (313) and are fixed with limiting blocks (42), the supporting single plates (31) are inserted into the limiting grooves (313) and are connected with positioning blocks (43), the positioning blocks (43) are abutted to the fixing blocks (41), and limiting mechanisms used for limiting movement of the positioning blocks (43) are arranged on the foundation pit supporting plate (3).

2. An adjustable foundation pit supporting construction according to claim 1, wherein: mounting groove (431) have been seted up to locating piece (43) lateral wall, stop gear is including being fixed in pivot (432) in mounting groove (431), pivot (432) cover is equipped with limiting plate (433) and torsional spring (434), torsional spring (434) one end and limiting plate (433) fixed connection, torsional spring (434) other end and locating piece (43) fixed connection, stopper (42) are seted up first draw-in groove (421) of pegging graft with limiting plate (433), be equipped with on locating piece (43) and be used for driving locating piece (43) to reset the subassembly that resets in mounting groove (431), fixed block (41) are fixed with locating plate (411) that are used for with locating piece (43) butt.

3. An adjustable foundation pit supporting construction according to claim 2, wherein: the reset assembly comprises a rotating rod (435) arranged at the end part of the positioning block (43) in a penetrating mode, a first traction rope (436) is fixed on the outer peripheral surface of the rotating rod (435), and one end, far away from the rotating rod (435), of the first traction rope (436) is fixedly connected with the limiting plate (433).

4. An adjustable foundation pit supporting construction according to claim 1, wherein: the top of the bottom plate (2) is rotatably connected with a supporting rod (5), the supporting single plate (31) is provided with a sliding groove (311), the supporting rod (5) is connected with the sliding groove (311) in a sliding mode, and a fastening mechanism (6) for limiting the sliding of the supporting rod (5) is arranged on the supporting single plate (31).

5. An adjustable foundation pit supporting construction according to claim 4, wherein: the support rod (5) comprises a sleeve (51) which is rotatably connected to the top of the bottom plate (2), a movable rod (52) is connected to the inner circumferential surface of the sleeve (51) in a sliding mode, the movable rod (52) is connected with the sliding groove (311) in a sliding mode, and a locking mechanism used for limiting the sliding of the movable rod (52) is arranged on the bottom plate (2).

6. An adjustable foundation pit supporting construction according to claim 5, wherein: constant head tank (521) have been seted up to movable rod (52) outer peripheral face, fastening device (6) are including sliding connection in cotter block (61) in constant head tank (521), strut single-plate (31) and be located and set up a plurality of cotter ways (315) of pegging graft with cotter block (61) in spout (311), movable rod (52) are located constant head tank (521) internal fixation and are equipped with first spring (62), first spring (62) are located constant head tank (521) one end fixed connection with cotter block (61), movable rod (52) are worn to be equipped with second haulage rope (63) with cotter block (61) fixed connection.

7. An adjustable foundation pit supporting construction according to claim 6, wherein: the outer peripheral surface of the sleeve (51) is provided with a sliding groove (511), the locking mechanism comprises a connecting rod (524) fixed on the outer peripheral surface of the movable rod (52), the connecting rod (524) penetrates through the sliding groove (511), one end of the connecting rod slides to be connected with a limiting ring (512), and the limiting ring (512) is in threaded connection with the sleeve (51).

8. An adjustable foundation pit supporting construction according to claim 5, wherein: the movable rod (52) comprises a connecting block (522) connected to the inner circumferential surface of the sleeve (51) in a sliding mode, a second spring (523) is fixed to the end portion of the connecting block (522), a connecting rod (524) is fixed to one end, far away from the connecting block (522), of the second spring (523), and the connecting rod (524) is connected with the sliding groove (311) in a sliding mode.