CN212742556U

CN212742556U - Deep foundation pit supporting beam frame structure for geotechnical engineering

Info

Publication number: CN212742556U
Application number: CN202021031771.4U
Authority: CN
Inventors: 余敦猛; 秦亚琼
Original assignee: Wuhan Municipal Engineering Design and Research Institute Co Ltd
Current assignee: Wuhan Municipal Engineering Design and Research Institute Co Ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-03-19
Anticipated expiration: 2030-06-08

Abstract

The utility model relates to a geotechnical engineering deep basal pit bracing beam structure, including being the roof beam structure body that frame construction and liftable were adjusted, the both sides of roof beam structure body are equipped with the curb plate respectively, the top of roof beam structure body is equipped with flexible adjustment mechanism, and adjusts flexible adjustment mechanism, so that be located roof beam structure body both sides the curb plate corresponds the butt with the inside wall of foundation ditch both sides respectively. The utility model discloses a geotechnical engineering deep basal pit strut beam structure, roof beam structure body and flexible adjustment mechanism through the liftable regulation can make things convenient for constructor to adjust when the construction, conveniently install and pack up, have increased the flexibility of strut beam structure, can be applicable to the support of different deep basal pits, simultaneously through setting up the curb plate carries out comprehensive support to the deep basal pit inside wall, has increased the support area, has guaranteed deep basal pit inner structure's stability.

Description

Deep foundation pit supporting beam frame structure for geotechnical engineering

Technical Field

The utility model relates to a geotechnical engineering technical field especially relates to a geotechnical engineering deep basal pit bracing beam frame structure.

Background

The foundation pit engineering mainly comprises foundation pit supporting system design and construction and earthwork excavation, is a system engineering with strong comprehensiveness, and requires close cooperation of geotechnical engineering and structural engineering technicians, the foundation pit supporting system is a temporary structure and is not needed after the construction of underground engineering is completed, and the control technology in the deep foundation pit construction process lies in the perfection of a supporting system, which is the key for ensuring the integral stability of a foundation pit.

A supporting beam of traditional deep basal pit generally is fixed structure, and the installation and the dismantlement of being not convenient for can not adjust the supporting beam structure according to the size of foundation ditch, can't satisfy changeable foundation ditch environment, and current supporting beam structure supports the effect in the soft foundation ditch of geology not well, can not guarantee that the supporting beam structure threatens constructor's safety to the good support of foundation ditch inside wall.

Disclosure of Invention

The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, a geotechnical engineering deep basal pit bracing beam frame structure is provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a geotechnical engineering deep basal pit bracing beam structure, is including the roof beam structure body that is frame construction and liftable and adjust, the both sides of roof beam structure body are equipped with the curb plate respectively, the top of roof beam structure body is equipped with flexible adjustment mechanism, and adjusts flexible adjustment mechanism, so that be located roof beam structure body both sides the curb plate corresponds the butt with the inside wall of foundation ditch both sides respectively.

The utility model has the advantages that: the utility model discloses a geotechnical engineering deep basal pit strut beam structure, roof beam structure body and flexible adjustment mechanism through the liftable regulation can make things convenient for constructor to adjust when the construction, conveniently install and pack up, have increased the flexibility of strut beam structure, can be applicable to the support of different deep basal pits, simultaneously through setting up the curb plate carries out comprehensive support to the deep basal pit inside wall, has increased the support area, has guaranteed deep basal pit inner structure's stability.

On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:

further: the beam frame body comprises four lifting rods and two connecting plates, the telescopic adjusting mechanism is arranged between the two connecting plates, the upper ends of the four lifting rods are respectively and correspondingly connected and fixed with the two ends of the two connecting plates one by one, and the side plates are arranged between the two corresponding lifting rods connected with the connecting plates.

The beneficial effects of the further scheme are as follows: through the lifter can be right connecting plate and two flexible adjustment mechanism between a connecting plate supports, conveniently carries out the lift adjustment, guarantees the stability of whole support beam structure.

Further: the lifter includes inside hollow first lifter, second lifter and first locating component, the lower pot head of second lifter is located in the last port of first lifter, just the second lifter with first lifter sliding connection, and can along first lifter lift removal, first locating component can be in after second lifter lift adjustment is accomplished with its and corresponding first lifter is fixed, the upper end of second lifter with the one end that the connecting plate corresponds is connected fixedly.

The beneficial effects of the further scheme are as follows: through the second lifting rod with first lifting rod sliding connection can carry out lift adjustment very conveniently, and through first locating component can be after lift adjustment is accomplished the second lifting rod with first lifting rod is fixed, guarantees the stability of whole support beam frame structure.

Further: the first positioning component comprises a first positioning bolt and a plurality of first positioning holes, a first through hole matched with the first positioning bolt is formed in the side wall of the first lifting rod, the first positioning holes are vertically arranged on the side wall of one side corresponding to the second lifting rod at equal intervals, and the first positioning bolt penetrates through the first through hole and then is matched with one first positioning hole, so that the second lifting rod is fixed with the corresponding first lifting rod.

The beneficial effects of the further scheme are as follows: through first positioning bolt with first locating hole cooperation can realize the height fixed after adjusting wantonly for can both use when the construction of different deep basal pits, increased the convenience of installation, regulation and dismantlement on the basis that guarantees that the structure is firm.

Further: the beam frame body further comprises four bases, the bases are arranged at the lower end of the lifting rod in a one-to-one correspondence mode, and the bases are fixed on an external carrier through a plurality of fixing bolts.

The beneficial effects of the further scheme are as follows: through setting up the base can be with whole on the roof beam structure body is fixed in the outside carrier, guarantee the stability of being connected of whole roof beam structure body and outside carrier, avoid appearing rocking or the dystopy brings the potential safety hazard in the work progress, causes the incident even.

Further: the side plates comprise a first side plate and a second side plate, an upper end opening of the inside hollow part of the first side plate is arranged, the lower end of the second side plate is arranged in an upper end opening of the first side plate, the second side plate is connected with the first side plate in a sliding mode, the first lifting rod is fixedly connected with the first side plate, the second lifting rod is fixedly connected with the second side plate, and the second lifting rod is driven to move relative to the first side plate during lifting movement of the first lifting rod.

The beneficial effects of the further scheme are as follows: through setting up the second curb plate with second car board sliding connection can adjust in step when going up and down to adjust to different deep basal pits like this the second curb plate is relative to the height of first curb plate to can adjust to the deep basal pit adaptability of the different degree of depth first curb plate and second curb plate and the support area of deep basal pit inside wall have guaranteed the stability of deep basal pit inner structure.

Further: the number of the telescopic adjusting mechanisms is four, the four telescopic adjusting mechanisms are arranged between the two connecting plates at intervals in a pairwise parallel mode, one ends of the connecting plates are in one-to-one correspondence rotation connection with one ends of the telescopic adjusting mechanisms, and the other ends of the telescopic adjusting mechanisms are connected with each other along the two connecting lines between the two connecting plates in the connecting line direction.

The beneficial effects of the further scheme are as follows: through four flexible adjustment mechanism can conveniently adjust whole support beam frame structure along deep basal pit width direction's size to can guarantee to adjust the back to different deep basal pits acute adaptability the curb plate can with the inside wall butt of deep basal pit, and support effectively.

Further flexible adjustment mechanism includes inside hollow sleeve pipe, telescopic link and second locating component, sheathed tube one end with correspond the connecting plate rotates to be connected, sheathed tube other end opening sets up, just the one end of telescopic link is followed sheathed tube other end opening stretches into, and with sleeve pipe sliding connection, and can along sleeve pipe concertina movement, two of same group the other end of telescopic link is connected each other, second locating component can be in after the telescopic link is flexible to be adjusted to accomplish with it and corresponding the sleeve pipe is fixed.

The beneficial effects of the further scheme are as follows: through the telescopic link with sleeve pipe sliding connection can be more convenient the flexible regulation of realization two, and, through second locating component can be in the telescopic link is flexible to be adjusted and is accomplished the back and fix the two, guarantees support the stability at two section structure tops.

Further: the second positioning assembly comprises a second positioning bolt and a plurality of second positioning holes, a second through hole matched with the second positioning bolt is formed in the sleeve, the second positioning holes are arranged on the telescopic rod at intervals along the telescopic direction of the telescopic rod, and the second positioning bolt penetrates through the second through hole, is matched with one of the second positioning holes and fixes the telescopic rod and the corresponding sleeve.

The beneficial effects of the further scheme are as follows: through second positioning bolt and second locating hole cooperation can realize the fixed after deep basal pit width direction's flexible regulation, and what be can both match when different deep basal pits are under construction, increased the convenience of installation, regulation and dismantlement on the basis that the assurance structure is firm.

Further: geotechnical engineering deep basal pit bracing beam frame structure still include the cardboard, the cardboard spanes and sets up in two sets of flexible adjustment mechanism is between, and two of the same group flexible adjustment mechanism's the other end respectively with the one end that the cardboard corresponds is articulated.

The beneficial effects of the further scheme are as follows: through setting up the cardboard can prevent flexible adjustment mechanism whereabouts plays better supporting effect, has improved the stability of whole support roof beam structure, provides the guarantee for constructor's safety.

Drawings

Fig. 1 is a schematic perspective view of a support beam frame structure of a geotechnical engineering deep foundation pit according to an embodiment of the present invention;

fig. 2 is a schematic side view of a supporting beam frame structure of a geotechnical engineering deep foundation pit according to an embodiment of the present invention;

fig. 3 is a schematic view of a part a of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. roof beam structure body, 2, curb plate, 3, lifter, 4, connecting plate, 5, first lifter, 6, second lifter, 7, first positioning bolt, 8, first locating hole, 9, base, 10, fixing bolt, 11, first curb plate, 12, second curb plate, 13, sleeve pipe, 14, telescopic link, 15, second positioning bolt, 16, second locating hole, 17, cardboard.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 3, a geotechnical engineering deep basal pit bracing beam frame structure, including being frame construction and liftable roof beam structure body 1 of adjusting, the both sides of roof beam structure body 1 are equipped with curb plate 2 respectively, the top of roof beam structure body 1 is equipped with flexible adjustment mechanism, and adjusts flexible adjustment mechanism, so that be located 1 both sides of roof beam structure curb plate 2 corresponds the butt with the inside wall of foundation ditch both sides respectively.

The utility model discloses a geotechnical engineering deep basal pit strut beam structure, roof beam structure body 1 and flexible adjustment mechanism that adjust through the liftable can make things convenient for constructor to adjust when the construction, conveniently install and pack up, have increased the flexibility of strut beam structure, can be applicable to the support of different deep basal pits, simultaneously through setting up the curb plate carries out comprehensive support to the deep basal pit inside wall, has increased the support area, has guaranteed deep basal pit inner structure's stability.

The utility model discloses an in one or more embodiments, roof beam structure body 1 includes four lifter 3 and two connecting plates 4, flexible adjustment mechanism sets up two between the connecting plate 4, four the upper end of lifter 3 respectively with two the both ends one-to-one of connecting plate 4 is connected fixedly, curb plate 2 set up with connecting plate 4 connects correspond two between the lifter 3. Through lifter 3 can be right connecting plate 4 and two flexible adjustment mechanism between each connecting plate 4 supports, conveniently carries out lift adjustment, guarantees the stability of whole supporting beam structure.

In one or more embodiments of the present invention, the lifting rod 3 includes a first lifting rod 5, a second lifting rod 6 and a first positioning component, the inner part of which is hollow, the lower end of the second lifting rod 6 is sleeved inside the upper port of the first lifting rod 5, and the second lifting rod 6 is slidably connected to the first lifting rod 5 and can move along the first lifting rod 5, the first positioning component can fix the second lifting rod 6 with the first lifting rod 5 after the lifting adjustment is completed, and the upper end of the second lifting rod 6 is fixedly connected to the corresponding one end of the connecting plate 4. Through second lifter 6 with first lifter 5 sliding connection can very conveniently carry out the lift adjustment to through first positioning component can be after the lift adjustment is accomplished second lifter 6 with first lifter 5 is fixed, guarantees the stability of whole support beam frame structure.

The utility model discloses a in one or more embodiments, first locating component includes first positioning bolt 7 and a plurality of first locating hole 8, be equipped with on the lateral wall of first lifter 5 with first positioning bolt 7 assorted first through-hole, it is a plurality of first locating hole 8 vertical equidistant set up in on the lateral wall that second lifter 6 corresponds one side, first positioning bolt 7 passes behind the first through-hole with one of them first locating hole 8 cooperates, and will second lifter 6 with corresponding first lifter 5 is fixed. Through first positioning bolt 7 with the cooperation of first locating hole 8 can realize the height fixed after the arbitrary regulation for can both use when the construction of different deep basal pits, increase the convenience of installation, regulation and dismantlement on the basis that the assurance structure is firm.

Optionally, in one or more embodiments of the present invention, the beam frame body 1 further includes four bases 9, the bases 9 are disposed at the lower end of the lifting rod 3 in a one-to-one correspondence, and the bases 9 are fixed on an external carrier through a plurality of fixing bolts 10. Through setting up 9 can be with whole roof beam structure body 1 is fixed in on the outside carrier, guarantees the stability of being connected of whole roof beam structure body 1 and outside carrier, avoids appearing rocking or the dystopy brings the potential safety hazard in the work progress, leads to the fact the incident even. As shown, the number of the illustrated fixing bolts 10 is four, and the four fixing bolts are respectively located at four peripheral corners of the rectangular base 9.

In one or more embodiments of the present invention, the side plate 2 includes a first side plate 11 and a second side plate 12, the hollow upper end opening inside the first side plate 11 is set, and the lower end of the second side plate 12 is set in the upper end opening of the first side plate 11, and the second side plate 12 is slidably connected to the first side plate 11, the first lifting rod 5 is fixedly connected to the first side plate 11, the second lifting rod 6 is fixedly connected to the second side plate 12, and the second lifting rod 6 is opposite to the first lifting rod 5 and is driven when in lifting movement, the second side plate 12 is relative to the first side plate 11 and is in synchronous lifting movement. Through setting up second curb plate 12 with second panel 10 sliding connection can adjust in step when going up and down to adjust to different deep basal pits like this second curb plate 12 for the height of first curb plate 11 to can adjust to the deep basal pit adaptability of the different degree of depth first curb plate 11 and second curb plate 12 and the support area of deep basal pit inside wall have guaranteed the stability of deep basal pit inner structure.

Optionally, in one or more embodiments of the present invention, the number of the telescopic adjusting mechanisms is four, four two by two sets of parallel intervals of the telescopic adjusting mechanisms are set in two between the connecting plates 4, and one end of the connecting plate 4 is connected with one end one-to-one rotation of the telescopic adjusting mechanisms, and along two connecting lines between the connecting plates 4 are connected to each other. Through four flexible adjustment mechanism can conveniently adjust whole support beam frame structure along deep basal pit width direction's size to can guarantee to adjust the back to different deep basal pits acute adaptability the curb plate 2 can with the inside wall butt of deep basal pit to support powerfully.

The utility model discloses an in one or more embodiments, flexible adjustment mechanism includes inside hollow sleeve pipe 13, telescopic link 14 and second locating component, the one end of sleeve pipe 13 with correspond connecting plate 4 rotates the connection, the other end opening setting of sleeve pipe 13, just the one end of telescopic link 14 is followed the other end opening of sleeve pipe 13 stretches into, and with sleeve pipe 13 sliding connection, and can along sleeve pipe 13 concertina movement, two of the same group the other end of telescopic link 14 is connected each other, the second locating component can be in after 14 flexible regulations of telescopic link are accomplished with it and corresponding sleeve pipe 13 is fixed. Through the telescopic link 14 with the telescopic pipe 13 sliding connection can be more convenient the realization the two flexible regulation, and, through the second locating component can be in the telescopic link 14 is flexible to be adjusted and is accomplished the back and fix the two, guarantees support the stability at two section structure tops.

The utility model discloses a in one or more embodiments, the second locating component includes second positioning bolt 15 and a plurality of second locating hole 16, be equipped with on the sleeve pipe 13 with second positioning bolt 15 assorted second through-hole, it is a plurality of second locating hole 16 along telescopic link 14's flexible direction interval sets up on the telescopic link 14, second positioning bolt 15 passes behind the second through-hole with one of them second locating hole 16 cooperates, and will telescopic link 14 with corresponding the sleeve pipe 13 is fixed. Through second positioning bolt 15 and the cooperation of second locating hole 16 can realize the fixed after the flexible regulation of deep basal pit width direction, be can both match when different deep basal pits are under construction, increased the convenience of installation, regulation and dismantlement on the basis that the assurance structure is firm.

Optionally, in one or more embodiments of the utility model, geotechnical engineering deep basal pit supporting beam frame structure still include cardboard 17, cardboard 17 span set up in two sets of between the telescopic adjusting mechanism, and two with the group telescopic adjusting mechanism's the other end respectively with the one end that cardboard 17 corresponds is articulated. Through setting up cardboard 17 can prevent flexible adjustment mechanism whereabouts plays better supporting effect, has improved the stability of whole support beam frame structure, provides the guarantee for constructor's safety.

The utility model discloses in, this support beam frame structure has following advantage:

1. a constructor fixes the bottom plate 1 in the deep foundation pit through the fixing bolt 10, adjusts the extension length of the telescopic rod 14 according to the width of the deep foundation pit, and the second positioning bolt 15 is matched with the second positioning hole 16 to fix the position of the telescopic rod 14;

2. one end, far away from the sleeve rod 13, of the telescopic rod 14 is clamped with the clamping plate 17, and the clamping plate 17 limits the telescopic rod 14 to prevent the telescopic rod 14 from falling down, so that the stability of the structure is guaranteed;

3. by adjusting the height of the first lifting rod 5, the structure can be conveniently adjusted by constructors according to the depth of the deep foundation pit;

4. the second side plate 12 can slide in the first side plate 11 under the driving of the first lifting rod 5, so that the comprehensive supporting effect on the inner side wall of the deep foundation pit can be achieved, and the stability of the structural support is improved;

5. the first lifting rod 5, the second lifting rod 6, the loop bar 13, the telescopic rod 14 and the clamping plate 17 facilitate installation and retraction of the structure by constructors, and storage and use of the constructors are facilitated.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a geotechnical engineering deep basal pit bracing beam frame structure which characterized in that: including roof beam structure body (1) that is frame construction and liftable and adjust, the both sides of roof beam structure body (1) are equipped with curb plate (2) respectively, the top of roof beam structure body (1) is equipped with flexible adjustment mechanism, and adjusts flexible adjustment mechanism, so that be located roof beam structure body (1) both sides curb plate (2) correspond the butt with the inside wall of foundation ditch both sides respectively.

2. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 1, wherein: the beam frame body (1) comprises four lifting rods (3) and two connecting plates (4), the telescopic adjusting mechanisms are arranged between the two connecting plates (4), the upper ends of the lifting rods (3) are respectively connected and fixed with the two ends of the connecting plates (4) in a one-to-one correspondence mode, and the side plates (2) are arranged between the two lifting rods (3) and connected with the connecting plates (4) correspondingly.

3. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 2, wherein: lifter (3) are including inside hollow first lifter (5), second lifter (6) and first locating component, the lower pot head of second lifter (6) is located in the last port of first lifter (5), just second lifter (6) with first lifter (5) sliding connection, and can along first lifter (5) lift removal, first locating component can be with second lifter (6) lift adjustment accomplishes the back with it and correspond first lifter (5) are fixed, the upper end of second lifter (6) with the one end that connecting plate (4) correspond is connected fixedly.

4. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 3, wherein: the first positioning component comprises a first positioning bolt (7) and a plurality of first positioning holes (8), a first through hole matched with the first positioning bolt (7) is formed in the side wall of the first lifting rod (5), the first positioning holes (8) are vertically arranged on the side wall of one side, corresponding to the second lifting rod (6), at equal intervals, the first positioning bolt (7) penetrates through the first through hole and then is matched with one of the first positioning holes (8), and the second lifting rod (6) is fixed with the corresponding first lifting rod (5).

5. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 2, wherein: the beam frame body (1) further comprises four bases (9), the bases (9) are arranged at the lower end of the lifting rod (3) in a one-to-one correspondence mode, and the bases (9) are fixed on an external carrier through a plurality of fixing bolts (10).

6. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 3, wherein: the side plate (2) comprises a first side plate (11) and a second side plate (12), an upper end opening of the inside hollow of the first side plate (11) is arranged, the lower end of the second side plate (12) is arranged in an upper end opening of the first side plate (11), the second side plate (12) is in sliding connection with the first side plate (11), the first lifting rod (5) is fixedly connected with the first side plate (11), the second lifting rod (6) is fixedly connected with the second side plate (12), and the second lifting rod (6) is opposite to the first lifting rod (5) and drives the second side plate (12) to synchronously lift and move relative to the first side plate (11).

7. The geotechnical engineering deep foundation pit supporting beam frame structure according to any one of claims 2 to 6, wherein: the number of the telescopic adjusting mechanisms is four, two groups of the telescopic adjusting mechanisms are arranged between the two connecting plates (4) at intervals, one end of each connecting plate (4) is in one-to-one correspondence rotation connection with one end of each telescopic adjusting mechanism, and the other ends of the telescopic adjusting mechanisms are connected with each other along two connecting lines between the two connecting plates (4).

8. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 7, wherein: telescopic adjustment mechanism includes inside hollow sleeve pipe (13), telescopic link (14) and second locating component, the one end of sleeve pipe (13) with correspond connecting plate (4) rotate and connect, the other end opening setting of sleeve pipe (13), just the one end of telescopic link (14) is followed the other end opening of sleeve pipe (13) stretches into, and with sleeve pipe (13) sliding connection, and can along sleeve pipe (13) concertina movement, two of the same group the other end of telescopic link (14) is connected each other, second locating component can telescopic link (14) flexible regulation accomplish the back with it and correspond sleeve pipe (13) are fixed.

9. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 8, wherein: the second positioning assembly comprises a second positioning bolt (15) and a plurality of second positioning holes (16), a second through hole matched with the second positioning bolt (15) is formed in the sleeve (13), the second positioning holes (16) are arranged on the telescopic rod (14) at intervals along the telescopic direction of the telescopic rod (14), the second positioning bolt (15) penetrates through the second through hole and then is matched with one of the second positioning holes (16), and the telescopic rod (14) is fixed with the corresponding sleeve (13).

10. The geotechnical engineering deep foundation pit supporting beam frame structure according to claim 7, wherein: the telescopic adjusting mechanism is characterized by further comprising a clamping plate (17), wherein the clamping plate (17) is arranged between the two groups of telescopic adjusting mechanisms in a crossing mode, and the other ends of the two telescopic adjusting mechanisms in the same group are hinged to one end, corresponding to the clamping plate (17), respectively.