CN216339578U - Deep foundation pit construction bearing structure - Google Patents
Deep foundation pit construction bearing structure Download PDFInfo
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- CN216339578U CN216339578U CN202122789225.8U CN202122789225U CN216339578U CN 216339578 U CN216339578 U CN 216339578U CN 202122789225 U CN202122789225 U CN 202122789225U CN 216339578 U CN216339578 U CN 216339578U
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- foundation pit
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Abstract
The utility model discloses a deep foundation pit construction supporting structure, which belongs to the technical field of deep foundation pit construction and comprises a telescopic rod, wherein two ends of the telescopic rod are connected with a connection telescopic structure, one end of the connection telescopic structure, which is far away from the telescopic rod, is connected with a supporting plate through a clamping structure, the telescopic rod comprises at least two connecting rods, every two adjacent connecting rods are connected through threads, the connection telescopic structure comprises a hollow rod, a movable rod is movably arranged in the hollow rod, a plurality of first limiting holes are arranged on the movable rod, a second limiting hole is formed in the hollow rod, a first limiting rod is inserted into the first limiting hole and the second limiting hole, and the hollow rod is connected with one end of the telescopic rod through threads, so that the effect of supporting deep foundation pits with different sizes is realized.
Description
Technical Field
The utility model relates to the technical field of deep foundation pit construction, in particular to a deep foundation pit construction supporting structure.
Background
The deep foundation pit refers to a project which has an excavation depth of more than 5 meters (including 5 meters), or has a depth of less than 5 meters, but has particularly complicated geological conditions, surrounding environments and underground pipelines. According to the subsidiary file published in the project safety management method of the project with the greater risk in May and thirteen days of two 00 and nine months by the Ministry of construction of the people's republic of China, the deep foundation pit project is as follows: excavation depth exceeds 5m (including 5 m), excavation of earth, supporting and precipitation engineering of foundation pit (groove). Although the excavation depth is less than 5m, the geological conditions, the surrounding environment and underground pipelines are complex, or the earthwork excavation and supporting of foundation pits (grooves) adjacent to the safety of buildings (structures) are affected.
In the process of deep foundation pit excavation, bearing structure need be used, but current bearing structure's size is generally unadjustable, leads to single bearing structure can not support the deep foundation pit of unidimensional not, so needs a deep foundation pit construction bearing structure.
SUMMERY OF THE UTILITY MODEL
The present invention aims to provide a deep foundation pit construction support structure that solves the problems mentioned in the above background. In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a deep basal pit construction bearing structure, includes the telescopic link, the both ends of telescopic link are connected with connects extending structure, connect extending structure and keep away from the one end of telescopic link has the backup pad through joint structural connection, the telescopic link includes two piece at least connecting rods, and two liang of adjacent pass through threaded connection between the connecting rod, it includes well cavity pole to connect extending structure, well cavity pole internalization is equipped with the movable rod, the last arrangement of movable rod is equipped with a plurality of first spacing holes, the spacing hole of second has been seted up on the well cavity pole, first spacing hole with first gag lever post has been inserted in the spacing hole of second, well cavity pole pass through the screw thread with the one end of telescopic link is connected.
Further, the joint structure includes the connecting plate, set up the mounting groove in the connecting plate, in the mounting groove with the one end looks adaptation of movable rod, the spacing hole of first connection has been seted up at the top of connecting plate, the movable rod is kept away from the spacing hole of second connection has been seted up to the one end of well cavity pole, the spacing hole of second connection with the spacing downthehole second gag lever post that has inserted of first connection.
Furthermore, the second connecting limiting hole, the first connecting limiting hole, the second limiting rod, the first limiting hole, the second limiting hole and the first limiting rod are all regular polygon structures.
Furthermore, one end of the first limiting rod and one end of the second limiting rod are provided with clamping blocks, and the sizes of the clamping blocks are increased from bottom to top.
Furthermore, a plurality of first fixing holes are formed in the top of the supporting plate in an arrayed mode, a fixing plate is arranged between the first fixing holes and the first limiting holes, a plurality of second fixing holes are formed in the fixing plate in an arrayed mode, and fixing limiting rods are inserted into the first fixing holes and the second fixing holes.
In conclusion, the utility model has the following beneficial effects:
according to the deep foundation pit construction supporting structure, the distance between the supporting plates at two ends of the telescopic rod can be adjusted through the length adjustment of the telescopic structure, so that the supporting effect on deep foundation pits of different sizes is realized;
through the arrangement of the clamping structure, the connecting angle between the supporting plate and the telescopic rod can be adjusted, and the modification of deep foundation pit supports with different specifications is realized;
through the setting of fixed plate, realize being connected more firm effect with telescopic link and backup pad.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the support plate and the connecting telescopic structure of the present invention in an inclined state;
FIG. 3 is a cross-sectional view of the present invention;
fig. 4 is an exploded view of fig. 3 of the present invention.
In the figure: 1. a telescopic rod; 101. a connecting rod; 2. connecting a telescopic structure; 201. a hollow shaft; 202. a movable rod; 203. a first limit hole; 204. a second limiting hole; 205. a first limit rod; 3. a clamping structure; 301. a support plate; 302. a connecting plate; 303. mounting grooves; 304. the first connection limiting hole; 305. a second limiting rod; 306. a second connection limiting hole; 4. a clamping block; 5. a first fixing hole; 501. a fixing plate; 502. a second fixing hole; 503. and fixing the limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a deep foundation pit construction supporting structure, including telescopic link 1, the both ends of telescopic link 1 are connected with connects extending structure 2, connect the one end that extending structure 2 kept away from telescopic link 1 and be connected with backup pad 301 through joint structure 3, telescopic link 1 includes two piece at least connecting rods 101, pass through threaded connection between two liang of adjacent connecting rods 101, connect extending structure 2 including well core rod 201, well core rod 201 internalization is equipped with movable rod 202, it is equipped with a plurality of first spacing holes 203 to arrange on the movable rod 202, well core rod 201 has last the seted up the spacing hole 204 of second, first spacing hole 203 has inserted first gag lever post 205 with the spacing hole 204 of second, well core rod 201 passes through the screw thread and is connected with the one end of telescopic link 1.
The clamping structure 3 comprises a connecting plate 302, one side of the connecting plate 302 is fixedly connected to one side of a supporting plate 301, a mounting groove 303 is formed in the connecting plate 302, one end of the mounting groove 303 far away from the hollow rod 201 is matched with one end of the movable rod 202, the size of the mounting groove 303 is slightly larger than that of one end of the movable rod 202 far away from the hollow rod 201, a first connecting limiting hole 304 is formed in the top of the connecting plate 302, the first connecting limiting hole 304 penetrates through the connecting plate 302 and penetrates through the mounting groove 303, a second connecting limiting hole 306 is formed in one end of the movable rod 202 far away from the hollow rod 201, and a second limiting rod 305 is inserted into the second connecting limiting hole 306 and the first connecting limiting hole 304. Spacing hole 306, first spacing hole 304, second gag lever post 305, first spacing hole 203, the spacing hole of second 204 and first gag lever post 205 of second connection are regular polygon structure, and regular polygon can be polygon such as six, seven and eight, through regular polygon's setting, realizes spacing firmer effect, and realizes the effect of angle modulation between movable rod 202 and the backup pad 301. One end of first gag lever post 205 and second gag lever post 305 is equipped with joint piece 4, and the size of joint piece 4 increases progressively from bottom to top, and the setting of joint piece 4 prevents that the back in the insert hole, and first gag lever post 205 and second gag lever post 305 drop. A plurality of first fixed orifices 5 have been seted up to the top range of backup pad 301, be equipped with fixed plate 501 between first fixed orifices 5 and the first spacing hole 203, a plurality of second fixed orifices 502 of arranging have been seted up to arranging on the fixed plate 501, fixed gag lever post 503 has been inserted in first fixed orifices 5 and the second fixed orifices 502, fixed plate 501 during operation, one end is placed on backup pad 301 the other end and is placed on movable rod 202, then insert fixed gag lever post 503 in the second fixed orifices 502 and the first fixed orifices 5 of one end, insert another fixed gag lever post 503 in the second fixed orifices 502 of the other end and the first spacing hole 203 on the movable rod 202, first spacing hole 203 is unanimous with second fixed orifices 502.
The utility model relates to a using method and a working principle of a deep foundation pit construction supporting structure, which comprises the steps of firstly selecting a corresponding number of connecting rods 101 according to the sizes of two sides of a deep foundation pit, then connecting the connecting rods 101 together through threads to form an expansion rod 1, then connecting a connection expansion structure 2 at two ends of the expansion rod 1 through threads, then placing supporting plates 301 at two sides of the deep foundation pit, then adjusting a movable rod 202 to move in a hollow rod 201, carrying out the effect of fine adjustment of the length of the deep foundation pit structure, adjusting to a corresponding position, then inserting a first limiting rod 205 into a first limiting hole 203 and a second limiting hole 204, limiting the connection expansion structure 2 at the moment on one length, then inserting one end of the movable rod 202 into an installation groove 303 on the supporting plate 301 when the deep foundation pit is different in specification, and aligning a first connection limiting hole 304 with a second connection limiting hole 306 when the deep foundation pit is required to be obliquely arranged, then insert second gag lever post 305 in it, backup pad 301 is spacing together with being connected extending structure 2 this moment, realizes the effect to the deep basal pit of different specifications support, then places fixed plate 501 between backup pad 301 and be connected extending structure 2, then inserts fixed gag lever post in first fixed orifices 5 and second fixed orifices 502, makes backup pad 301 more firm with being connected extending structure 2 is spacing, accomplishes normal operation.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. The deep foundation pit construction supporting structure is characterized by comprising a telescopic rod (1), wherein two ends of the telescopic rod (1) are connected with a connection telescopic structure (2), and one end, far away from the telescopic rod (1), of the connection telescopic structure (2) is connected with a supporting plate (301) through a clamping structure (3);
the telescopic rod (1) comprises at least two connecting rods (101), and every two adjacent connecting rods (101) are connected through threads;
connect extending structure (2) including cavity pole (201), cavity pole (201) internalization is equipped with movable rod (202), it is equipped with a plurality of first spacing holes (203) to arrange on movable rod (202), spacing hole of second (204) has been seted up on cavity pole (201), first spacing hole (203) with first gag lever post (205) have been inserted in spacing hole of second (204), cavity pole (201) through the screw thread with the one end of telescopic link (1) is connected.
2. The deep foundation pit construction support structure of claim 1, wherein: joint structure (3) are including connecting plate (302), seted up mounting groove (303) in connecting plate (302), in mounting groove (303) with the one end looks adaptation of movable rod (202), first spacing hole of connection (304) have been seted up at the top of connecting plate (302), movable rod (202) are kept away from the second is seted up to the one end of well cavity pole (201) and is connected spacing hole (306), spacing hole (306) are connected to the second with second gag lever post (305) have been inserted in first spacing hole of connection (304).
3. The deep foundation pit construction support structure of claim 2, wherein: the second connection limiting hole (306), the first connection limiting hole (304), the second limiting rod (305), the first limiting hole (203), the second limiting hole (204) and the first limiting rod (205) are all regular polygon structures.
4. The deep foundation pit construction support structure of claim 3, wherein: one end of the first limiting rod (205) and one end of the second limiting rod (305) are provided with clamping blocks (4), and the sizes of the clamping blocks (4) are increased from bottom to top.
5. The deep foundation pit construction support structure of claim 1, wherein: the top of the supporting plate (301) is provided with a plurality of first fixing holes (5), a fixing plate (501) is arranged between the first fixing holes (5) and the first limiting holes (203), a plurality of second fixing holes (502) are arranged on the fixing plate (501), and fixing limiting rods (503) are inserted into the first fixing holes (5) and the second fixing holes (502).
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CN202122789225.8U CN216339578U (en) | 2021-11-15 | 2021-11-15 | Deep foundation pit construction bearing structure |
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CN202122789225.8U CN216339578U (en) | 2021-11-15 | 2021-11-15 | Deep foundation pit construction bearing structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115288147A (en) * | 2022-05-30 | 2022-11-04 | 中国十七冶集团有限公司 | Collapse prevention device for foundation pit construction and construction method |
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2021
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115288147A (en) * | 2022-05-30 | 2022-11-04 | 中国十七冶集团有限公司 | Collapse prevention device for foundation pit construction and construction method |
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