CN213062032U

CN213062032U - Double-row pile enclosure structure

Info

Publication number: CN213062032U
Application number: CN202021705093.5U
Authority: CN
Inventors: 董昱良; 麦小君; 黄永铨
Original assignee: Guangdong Jintuo Construction Engineering Co ltd
Current assignee: Guangdong Jintuo Construction Engineering Co ltd
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2021-04-27
Anticipated expiration: 2030-08-15

Abstract

The application relates to the field of an enclosure structure, in particular to a double-row pile enclosure structure. The double-row pile enclosure structure comprises a connecting beam, a fixing piece, and a front row pile and a rear row pile which are arranged on one side of a foundation pit, wherein the front row pile is connected through a first crown beam, the rear row pile is connected through a second crown beam, the connecting beam comprises a first beam section and a second beam section, the first beam section is provided with a sliding groove, the sliding groove is provided with an opening, the opening of the sliding groove penetrates through the end part of the first beam section, which faces the second beam section, and the end part of the second beam section is inserted into the sliding groove through the opening and is connected with the groove wall of the sliding groove in a sliding manner; the length direction of the sliding groove is the length direction of the first beam section; the first beam section is connected with the first crown beam, and the second beam section is connected with the second crown beam; the fixing piece is used for keeping the first beam section and the second beam section relatively fixed. This application has the effect that improves the efficiency of construction.

Description

Double-row pile enclosure structure

Technical Field

The application relates to the field of an enclosure structure, in particular to a double-row pile enclosure structure.

Background

At present, with the development of society, in order to meet the development requirements of cities, more and more buildings begin to be developed to underground spaces, such as subways, underground commercial centers, underground parking lots and the like, and the underground structures are often accompanied by large-sized deep foundation pits. Common civil engineering foundation pit support types include original soil slope, soil nail support, anchor spraying support, pile anchor support, wall anchor support, row pile cantilever support, steel sheet pile support, underground continuous wall and support and other support types and combinations of two or more of the support types, and the support types are adopted in foundation pit support of most of current engineering projects. However, the building density in the city is higher and higher at present, the traffic is crowded, the site is narrow and small, the geological condition selectivity is poor, and the requirement cannot be met by adopting the traditional support mode.

The chinese utility model patent with the granted announcement number of CN209620040U discloses a double row pile envelope, and its technical scheme main points are: the pile comprises a front row of piles and a rear row of piles, wherein the front row of piles are connected through a first top beam, the rear row of piles are connected through a second top beam, and the first top beam and the second top beam are connected through a connecting beam. The connecting beam is usually poured according to the conditions of the front row of piles and the rear row of piles on a construction site, so that more time is needed to construct the connecting beam, the length of the connecting beam is fixed and cannot be adjusted, the length between the front row of piles and the rear row of piles in different foundation pits is not fixed, the connecting beam cannot be prefabricated in advance to save construction time, and the construction efficiency of the enclosure structure is low.

In view of the above-mentioned related art, the inventors consider that there is a drawback of low construction efficiency.

Disclosure of Invention

In order to improve the efficiency of construction, this application provides a double row pile envelope.

The application provides a double row pile envelope adopts following technical scheme:

the utility model provides a double row pile retaining structure, includes tie beam, mounting and sets up in the preceding row of pile and the back row of pile of foundation ditch one side, the preceding row of pile is connected through first guan liang, the back row of pile passes through second guanliang and connects its characterized in that: the connecting beam comprises a first beam section and a second beam section, the first beam section is provided with a sliding groove, the sliding groove is provided with an opening, the opening of the sliding groove penetrates through the end part of the first beam section facing the second beam section, and the end part of the second beam section is inserted into the sliding groove through the opening and is connected with the groove wall of the sliding groove in a sliding manner; the length direction of the sliding groove is the length direction of the first beam section; the first beam section is connected with the first crown beam, and the second beam section is connected with the second crown beam; the fixing piece is used for keeping the first beam section and the second beam section relatively fixed.

Through adopting above-mentioned technical scheme, when installing the tie beam, make the second roof beam section slide along the groove that slides, the second roof beam section stretches out the just corresponding change of length in groove that slides to the holistic length of tie beam changes, so can match the different distances between the front row pile and the back row pile, during the construction on-the-spot with the tie beam adjust with the front row pile with the back row between the pile apart from assorted length can, thereby improved the efficiency of construction.

Preferably, the fixing piece is a screw, and the screw penetrates through the sliding groove of the first beam section and is in threaded connection with the second beam section.

Through adopting above-mentioned technical scheme, the screw runs through the groove that slides and second roof beam section threaded connection of first roof beam section, and when the screw was screwed up, the second roof beam section can be close to first roof beam section until second roof beam section offsets with first roof beam section, and the frictional force between screw, first roof beam section and the second roof beam section just enables first roof beam section and second roof beam section and keeps relatively fixed this moment. Therefore, when the length of the second beam section extending out of the sliding groove is changed, the screw can conveniently keep the second beam section at the extending length, namely the whole length of the connecting beam can be changed, and the second beam section can be kept at the adjusted length through the screw when being changed.

Preferably, the lower ends of the first beam section and the second beam section are provided with limit blocks, and the upper ends of the first crown beam and the second crown beam are provided with limit grooves into which the limit blocks are inserted; the limiting block of the first beam section is inserted into the limiting groove on the first crown beam, and the limiting block of the second beam section is inserted into the limiting groove on the second crown beam.

Through adopting above-mentioned technical scheme, when first roof beam section is connected with first hat roof beam, under the cooperation of spacing groove and stopper, first roof beam section is difficult for breaking away from relatively with first hat roof beam. Similarly, when the second beam section is connected with the second crown beam, under the matching of the limiting groove and the limiting block, the second beam section is not easy to relatively separate from the second crown beam, so that the first beam section is stably connected with the first crown beam, the second beam section is stably connected with the second crown beam, and the connecting beam has good supporting performance on the front row of piles and the rear row of piles.

Preferably, the beam structure further comprises a precast beam assembly, the first beam section and the second beam section respectively comprise a bottom plate, two side plates and end plates, and the two side plates are respectively connected with two sides of the bottom plate; the bottom end of the end plate is connected with the bottom plate, and two sides of the end plate are respectively connected with the two side plates; the end plate, the side plate and the bottom plate form an accommodating groove; the precast beam assembly is disposed in the receiving groove.

Through adopting above-mentioned technical scheme, the precast beam subassembly can be prefabricated in advance, directly put into the holding tank when site operation can, both increased the intensity of contact beam, can not spend too much engineering time again, the efficiency of construction is high.

Preferably, the precast beam assembly comprises a plurality of first end blocks, a plurality of second end blocks and a plurality of middle blocks, the middle blocks are in snap fit, one ends of the first end blocks and the second end blocks are provided with horizontal planes, and the other ends of the first end blocks and the second end blocks are used for being in snap fit with the middle blocks; the ends of the first end block and the second end block with horizontal planes are opposite.

Through adopting above-mentioned technical scheme, the precast beam subassembly is formed by first end piece, second end piece and middle piece joint cooperation, when the length change of tie beam leads to the length change of holding tank, can change the quantity of middle piece so that the length change of precast beam subassembly to this precast beam subassembly can satisfy the user demand of the front row stake of different intervals and back row stake, and the commonality is stronger.

Preferably, one end of the middle block is provided with a clamping block, and the other end of the middle block is provided with a clamping groove for the clamping block to insert; the end part of the first end block, which is opposite to the second end block, is provided with a clamping block, and the end part of the second end block, which is opposite to the first end block, is provided with a clamping groove.

Through adopting above-mentioned technical scheme, only need to make the fixture block insert the draw-in groove, first end piece, second end piece just can link together with the middle piece and form the precast beam subassembly to this precast beam subassembly assemble comparatively conveniently.

Preferably, the fixture block is a dovetail block, the fixture groove is a dovetail groove, and a notch of the dovetail groove on the middle block penetrates through the upper end of the middle block; the notch of the dovetail groove on the first end block penetrates through the upper end of the first end block.

Through adopting above-mentioned technical scheme, when dovetail and forked tail piece cooperate, the forked tail piece is difficult for breaking away from the dovetail to difficult mutual break away from during a plurality of intermediate blocks interconnect, when first end block and second end block are connected with the intermediate block, first end block, second end block and intermediate block are difficult for the relative separation, thereby the stability that this precast beam subassembly connects is better. Meanwhile, the notches of the dovetail grooves in the middle blocks penetrate through the upper ends of the middle blocks, so that when two adjacent middle blocks are clamped and matched, the dovetail blocks can be conveniently inserted into the dovetail grooves from top to bottom to be clamped and matched with the dovetail grooves, and the middle blocks are connected conveniently. In a similar way, the first end block and the middle block are connected conveniently, and the whole precast beam assembly is assembled conveniently.

Preferably, the limiting block is provided with a reinforcing channel, one end of the reinforcing channel penetrates through the accommodating groove, and the other end of the reinforcing channel penetrates through the limiting groove.

Through adopting above-mentioned technical scheme, assemble the back when precast beam subassembly in the holding tank, can pour the concrete in the holding tank, because the concrete quantity that pours this moment is less, so need not more time and solidify the shaping. When pouring concrete, the concrete can flow into the spacing inslot through the reinforcement passageway on the stopper to the clearance of stopper and spacing groove can be filled to the concrete, and the spacing block is connected comparatively firmly with the cell wall of spacing groove after the concrete shaping, and then the whole comparatively stable with being connected of preceding row of stake and back row of stake of tie beam.

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

1. the construction efficiency is improved;

2. the connecting beam has good supporting performance on the front row of piles and the rear row of piles.

Drawings

Fig. 1 is a schematic structural diagram of a double row pile enclosure according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of the double row pile enclosure of fig. 1.

Description of reference numerals: 1. front row piles; 2. back row piles; 3. a first crown beam; 4. a second crown beam; 5. a connecting beam; 51. a first beam section; 52. a second beam section; 6. a fixing member; 7. prefabricating a beam assembly; 71. a first end block; 72. a second end block; 73. a middle block; 8. a sliding groove; 9. an opening; 10. a limiting block; 11. a limiting groove; 12. a base plate; 13. a side plate; 14. an end plate; 15. accommodating grooves; 16. a clamping block; 17. a card slot; 18. and reinforcing the channel.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses double row pile envelope. Referring to fig. 1, the double-row pile enclosure structure comprises a connecting beam 5, a fixing part 6, and a front row pile 1 and a rear row pile 2 which are arranged on one side of a foundation pit, wherein the front row pile 1 is connected through a first crown beam 3, the first crown beam 3 can be formed by pouring, and the first crown beam 3 can be kept fixed with the front row pile 1 after being formed by pouring. The rear row of piles 2 are connected through a second crown beam 4, the second crown beam 4 can be formed by pouring, and the second crown beam 4 can be relatively fixed with the rear row of piles 2 after being formed by pouring. The tie beam 5 comprises a first beam section 51 and a second beam section 52, the first beam section 51 being connected with the first crown beam 3 and the second beam section 52 being connected with the second crown beam 4. The first beam section 51 is provided with a sliding groove 8, the sliding groove 8 is provided with an opening 9, the opening 9 of the sliding groove 8 penetrates through the end part of the first beam section 51 facing the second beam section 52, and the end part of the second beam section 52 is inserted into the sliding groove 8 through the opening 9 and is connected with the groove wall of the sliding groove 8 in a sliding manner; the longitudinal direction of the slide groove 8 is the longitudinal direction of the first beam section 51. The fixing piece 6 is a screw which penetrates through the sliding groove 8 of the first beam section 51 and is in threaded connection with the second beam section 52. When the connection beam 5 is installed, the second beam section 52 slides along the sliding groove 8, the length of the second beam section 52 extending out of the sliding groove 8 is correspondingly changed, so that the overall length of the connection beam 5 is changed, different distances between the front row of piles 1 and the rear row of piles 2 can be matched, and the connection beam 5 is adjusted to the length matched with the distance between the front row of piles 1 and the rear row of piles 2 on the site during construction, so that the construction efficiency is improved.

Further, referring to fig. 1, each of the first beam section 51 and the second beam section 52 includes a bottom plate 12, two side plates 13 and an end plate 14, the number of the side plates 13 is two, the two side plates 13 are respectively connected with two sides of the bottom plate 12, the connection mode may be a bolt connection, and the two side plates 13 form a U-like shape after being connected with the bottom plate 12. The bottom end of the end plate 14 is connected with the bottom plate 12, and the two sides of the end plate 14 are respectively connected with the two side plates 13. The end plate 14, the side plate 13 and the bottom plate 12 form a receiving groove 15, and the receiving groove 15 may be square in shape.

Referring to fig. 1, the double row pile enclosure further includes a precast beam assembly 7, and the precast beam assembly 7 is disposed in the receiving groove 15. The precast beam assembly 7 comprises a first end block 71, a second end block 72 and a middle block 73, the number of the middle blocks 73 is multiple, one end of each middle block 73 is provided with a fixture block 16, the fixture block 16 is a dovetail block, the other end of each middle block 73 is provided with a clamping groove 17 for inserting the fixture block 16, the clamping grooves 17 are correspondingly dovetail blocks, a notch of a dovetail groove in each middle block 73 penetrates through the upper end of each middle block 73, when two adjacent middle blocks 73 are in clamping fit, the dovetail blocks can be conveniently inserted into the dovetail grooves from top to bottom to be in clamping fit with the dovetail grooves, and therefore the middle blocks 73 are convenient to connect. The first 71 and second 72 end blocks each have a horizontal face at one end and a middle block 73 at the other end for snap fit engagement, the ends of the first 71 and second 72 end blocks having horizontal faces being opposite each other. Specifically, the end portion, opposite to the second end block 72, of the first end block 71 is provided with a clamping block 16, the end portion, opposite to the first end block 71, of the second end block 72 is provided with a clamping groove 17, the clamping block 16 on the first end block 71 is in clamping fit with the clamping groove 17 on the middle block 73, the clamping groove 17 on the second end block 72 is in clamping fit with the clamping block 16 on the middle block 73, and the first end block 71, the second end block 72 and the middle block 73 can be connected together to form the precast beam assembly 7, so that the precast beam assembly 7 is convenient to assemble.

Finally, referring to fig. 2, the lower ends of the first beam section 51 and the second beam section 52 are both fixedly provided with a limiting block 10, the limiting block 10 is a square block, the upper ends of the first crown beam 3 and the second crown beam 4 are both provided with a limiting groove 11 for the limiting block 10 to insert, the limiting groove 11 is a square groove correspondingly, the limiting block 10 of the first beam section 51 is inserted into the limiting groove 11 on the first crown beam 3, and the limiting block 10 of the second beam section 52 is inserted into the limiting groove 11 on the second crown beam 4. The limiting block 10 is provided with a reinforcing channel 18, one end of the reinforcing channel 18 penetrates through the accommodating groove 15, and the other end of the reinforcing channel 18 penetrates through the limiting groove 11. After precast beam subassembly 7 is assembled in holding tank 15, can pour the concrete in holding tank 15, because the concrete quantity of pouring this moment is less, so need not more time and solidify the shaping. When pouring concrete, the concrete can flow into spacing groove 11 through reinforcement channel 18 on stopper 10 to the clearance of stopper 10 and spacing groove 11 can be filled to the concrete, and stopper 10 is comparatively firm with the cell wall connection of spacing groove 11 behind the concrete shaping, and then the whole comparatively stable with being connected of preceding row of piles 1 and back row of piles 2 of tie beam 5.

The implementation principle of the double-row pile enclosure structure in the embodiment of the application is as follows: when the connecting beam 5 is installed, the second beam section 52 slides along the sliding groove 8, the length of the second beam section 52 extending out of the sliding groove 8 is correspondingly changed, so that the overall length of the connecting beam 5 is changed, when the length of the connecting beam 5 is matched with the distance between the front row pile 1 and the rear row pile 2, the sliding groove 8 penetrating through the first beam section 51 by using the fixing piece 6 is in threaded connection with the second beam section 52, the second beam section 52 is kept at the length extending out of the opening 9, and the connecting beam 5 is kept at the adjusted length. I.e. the overall length of the tie beam 5 can be changed and can be kept at the adjusted length by means of screws when changed. During construction, the connecting beam 5 is adjusted to the length matched with the distance between the front row of piles 1 and the rear row of piles 2 on site, so that the construction efficiency is improved.

Then, the precast beam assemblies 7 are assembled in the accommodating grooves 15 of the connecting beams 5, and concrete is poured into the accommodating grooves 15 finally, so that the precast beam assemblies do not need to be solidified and formed in a long time due to the fact that the amount of the poured concrete is small. When pouring concrete, the concrete can flow into spacing groove 11 through reinforcement channel 18 on stopper 10 to the clearance of stopper 10 and spacing groove 11 can be filled to the concrete, and stopper 10 is comparatively firm with the cell wall connection of spacing groove 11 behind the concrete shaping, and then the whole comparatively stable with being connected of preceding row of piles 1 and back row of piles 2 of tie beam 5.

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 double row pile retaining structure, is including setting up in preceding row pile (1) and back row pile (2) of foundation ditch one side, preceding row pile (1) is connected through first guan liang (3), back row pile (2) are connected its characterized in that through second guanliang (4): the connecting beam (5) comprises a first beam section (51) and a second beam section (52), the first beam section (51) is provided with a sliding groove (8), the sliding groove (8) is provided with an opening (9), the opening (9) of the sliding groove (8) penetrates through the end part, facing the second beam section (52), of the first beam section (51), and the end part of the second beam section (52) is inserted into the sliding groove (8) through the opening (9) and is connected with the groove wall of the sliding groove (8) in a sliding manner;

the length direction of the sliding groove (8) is the length direction of the first beam section (51);

the first beam section (51) is connected with the first crown beam (3), and the second beam section (52) is connected with the second crown beam (4);

the fixing piece (6) is used for keeping the first beam section (51) and the second beam section (52) relatively fixed.

2. A double row pile enclosure of claim 1 wherein: the fixing piece (6) is a screw, and the screw penetrates through the sliding groove (8) of the first beam section (51) and is in threaded connection with the second beam section (52).

3. A double row pile enclosure of claim 2 wherein: the lower ends of the first beam section (51) and the second beam section (52) are provided with limiting blocks (10), and the upper ends of the first crown beam (3) and the second crown beam (4) are provided with limiting grooves (11) for the limiting blocks (10) to insert into;

the limiting block (10) of the first beam section (51) is inserted into the limiting groove (11) on the first crown beam (3), and the limiting block (10) of the second beam section (52) is inserted into the limiting groove (11) on the second crown beam (4).

4. A double row pile enclosure of claim 3 wherein: the beam is characterized by further comprising a precast beam assembly (7), wherein the first beam section (51) and the second beam section (52) respectively comprise a bottom plate (12), two side plates (13) and end plates (14), and the two side plates (13) are respectively connected with two sides of the bottom plate (12);

the bottom end of the end plate (14) is connected with the bottom plate (12), and two sides of the end plate (14) are respectively connected with the two side plates (13);

the end plate (14), the side plate (13) and the bottom plate (12) form an accommodating groove (15);

the precast beam assembly (7) is arranged in the accommodating groove (15).

5. A double row pile enclosure of claim 4 wherein: the precast beam assembly (7) comprises a first end block (71), a second end block (72) and a plurality of middle blocks (73), the number of the middle blocks (73) is multiple, the middle blocks (73) are in clamping fit, one ends of the first end block (71) and the second end block (72) are provided with horizontal planes, and the other ends of the first end block and the second end block are used for being in clamping fit with the middle blocks (73);

the ends of the first end block (71) and the second end block (72) having horizontal planes are opposite.

6. A double row pile enclosure of claim 5 wherein: one end of the middle block (73) is provided with a clamping block (16), and the other end of the middle block (73) is provided with a clamping groove (17) for inserting the clamping block (16);

the end part of the first end block (71) opposite to the second end block (72) is provided with a clamping block (16), and the end part of the second end block (72) opposite to the first end block (71) is provided with a clamping groove (17).

7. A double row pile enclosure of claim 6, wherein: the fixture block (16) is a dovetail block, the fixture groove (17) is a dovetail groove, and a notch of the dovetail groove on the middle block (73) penetrates through the upper end of the middle block (73); the notch of the dovetail groove on the first end block (71) penetrates through the upper end of the first end block (71).

8. A double row pile enclosure of claim 7 wherein: the limiting block (10) is provided with a reinforcing channel (18), one end of the reinforcing channel (18) penetrates through the accommodating groove (15), and the other end of the reinforcing channel (18) penetrates through the limiting groove (11).