阅读说明：本技术 一种可拆卸式基坑支护结构及其使用方法 (Detachable foundation pit supporting structure and using method thereof ) 是由 周占秋 徐俊峰 庞飙 于 2020-11-04 设计创作，主要内容包括：本发明涉及基坑支护技术领域,且公开了一种可拆卸式基坑支护结构及其使用方法,包括两个支护柱,右侧所述支护柱的左侧活动连接有固定管,所述固定管的内部滑动连接有限位板,所述限位板的左侧固定连接有活动杆,所述活动杆的左端延伸至左侧支护柱的右侧,两个所述支护柱相对的一侧均固定连接有安装框,所述活动杆和固定管的一端均位于安装框的内部。该可拆卸式基坑支护结构及其使用方法,通过固定螺栓和安装框将活动杆和固定管固定在两个支护柱之间,使其安装和拆卸更为便利和稳固,然后通过插杆对活动杆进行固定,避免其在使用过程中随意晃动,从而达到了拆装和使用更为便利的目的。(The invention relates to the technical field of foundation pit supporting and discloses a detachable foundation pit supporting structure and a using method thereof. According to the detachable foundation pit supporting structure and the using method thereof, the movable rod and the fixed pipe are fixed between the two supporting columns through the fixing bolt and the mounting frame, so that the movable rod and the fixed pipe are more convenient and stable to mount and dismount, then the movable rod is fixed through the insertion rod, the movable rod is prevented from shaking randomly in the using process, and the purpose of more convenience in mounting, dismounting and using is achieved.)

1. The utility model provides a detachable excavation supporting construction and application method thereof, includes two support columns (1), its characterized in that: the left side swing joint of right side pillar (1) has fixed pipe (8), the inside sliding connection of fixed pipe (8) has limiting plate (22), the left side fixedly connected with movable rod (7) of limiting plate (22), the left end of movable rod (7) extends to the right side of left side pillar (1), two equal fixedly connected with installing frame (13) of one side that pillar (1) is relative, the one end of movable rod (7) and fixed pipe (8) all is located the inside of installing frame (13), the top threaded connection of installing frame (13) has fixing bolt (12), the left side fixedly connected with fixed frame (9) of fixed pipe (8) bottom, the inside swing joint of fixed frame (9) has inserted bar (21), evenly distributed's slot (23) have been seted up to the bottom of movable rod (7), the top of inserted bar (21) pegs graft in the inside of slot (23), the bottom threaded connection of the fixed frame (9) has a second threaded rod (20), the top of the second threaded rod (20) extends to the bottom of the inserted bar (21), the bottom of the supporting column (1) is provided with a movable groove (16), the inside of the movable groove (16) is connected with a connecting block (17) in a sliding manner, the bottom of the connecting block (17) is fixedly connected with a first threaded rod (3), the bottom of the first threaded rod (3) is fixedly connected with a supporting pad (4) below the supporting column (1), the bottom of the supporting column (1) is movably connected with a threaded ring (2), the first threaded rod (3) is in threaded connection with the inside of the threaded ring (2), both sides of the top of the threaded ring (2) are fixedly connected with limit blocks (26), the bottom of the supporting column (1) is provided with limit grooves (27) corresponding to the limit blocks (26), the limiting block (26) is connected to the inside of the limiting groove (27) in a sliding mode.

2. A demountable foundation pit supporting structure according to claim 1, wherein: the surface of the threaded ring (2) is fixedly connected with evenly distributed force-borrowing rods (5), and the bottom of the supporting pad (4) is fixedly connected with an anti-skid pad (6).

3. A demountable foundation pit supporting structure according to claim 1, wherein: the equal first slider (18) of fixedly connected with in both sides of connecting block (17), first spout (19) that correspond with first slider (18) are seted up to the inner wall of activity groove (16), first slider (18) sliding connection is in the inside of first spout (19).

4. A demountable foundation pit supporting structure according to claim 1, wherein: the left end of the movable rod (7) is fixedly connected with a positioning block (15), the inner side of the support column (1) is provided with a positioning groove (14) corresponding to the positioning block (15), and the positioning block (15) is inserted into the positioning groove (14).

5. A demountable foundation pit supporting structure according to claim 1, wherein: the right side fixedly connected with L type bracing piece (11) of fixed pipe (8) bottom, the right-hand member and the pillar (1) contact of L type bracing piece (11).

6. A demountable foundation pit supporting structure according to claim 1, wherein: the bottom end of the inserted bar (21) is fixedly connected with a bearing, and the top end of the second threaded rod (20) is fixedly connected with an inner ring of the bearing.

7. A demountable foundation pit supporting structure according to claim 1, wherein: the bottom of second threaded rod (20) is located the outside fixedly connected with of fixed frame (9) and borrows power piece (10), the bottom fixedly connected with lug of borrowing power piece (10).

8. A demountable foundation pit supporting structure according to claim 1, wherein: the equal fixedly connected with second slider (24) in bottom of inserted bar (21) both sides, second spout (25) that correspond with second slider (24) are seted up to the inner wall of fixed frame (9), second slider (24) sliding connection is in the inside of second spout (25).

9. The use method of the detachable foundation pit supporting structure is characterized by comprising the following specific steps of:

the method comprises the following steps: the movable rod (7) and the fixed pipe (8) are fixed between the two supporting columns (1) through the fixed bolt (12) and the mounting frame (13), and the distance between the two supporting columns (1) can be adjusted according to the actual condition of the foundation pit;

step two: after the adjustment is finished, the second threaded rod (20) is manually rotated, the inserting rod (21) is driven to move upwards through the second threaded rod (20), the top end of the inserting rod is inserted into the slot (23), the movable rod (7) is fixed through the inserting rod (21), and the movable rod is prevented from shaking randomly in the using process;

step three: then the threaded ring (2) is manually rotated, and the first threaded rod (3) is driven to rotate through the threaded ring (2), so that the height of the support column (1) is adjusted, and the support column can be still installed more stably in a hollow place;

step four: after the use is finished, the fixing bolt (12) is taken out, and the movable rod (7) and the fixing pipe (8) can be separated from the supporting column (1);

step five: then, the second threaded rod (20) is rotated, the inserted rod (21) is driven to move downwards through the second threaded rod (20) to be separated from the inside of the slot (23), and the movable rod (7) is contracted into the inside of the fixed pipe (8) at the moment, so that the transportation of the fixed pipe is facilitated;

step six: and finally, the threaded ring (2) is rotated, and the first threaded rod (3) is driven to enter the movable groove (16) through the threaded ring (2), so that the storage area is reduced.

Technical Field

The invention relates to the technical field of foundation pit supporting, in particular to a detachable foundation pit supporting structure and a using method thereof.

Background

A foundation pit support is a supporting, reinforcing and protecting measure adopted for the side wall of a foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, and during the excavation of the foundation pit, underground water control also belongs to one part of the foundation pit support.

A detachable deep foundation pit supporting pile reinforcing device with the Chinese patent number of CN211037001U, the first cross beam, the second cross beam and the locking mechanism are arranged to realize the quick clamping of the first grid rail and the second grid rail, so as to vertically isolate and reinforce the side wall of the foundation pit, the device is convenient to mount and dismount, can be repeatedly used, saves resources, has adjustable positions of the first cross beam and the second cross beam, can slide the first cross beam according to the width of the foundation pit, thereby adjusting the supporting distance, greatly improving the practicability of the device and facilitating the use of users, but the device needs to spend more time to correct the locking device when in use and is very inconvenient to disassemble, when in use, the support is easy to incline due to the condition of uneven ground and the like, the support effect is influenced, a removable excavation supporting structure and a method of using the same are now proposed to solve the above-mentioned problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a detachable foundation pit supporting structure and a using method thereof, which have the advantages of more convenience in use, higher dismounting efficiency, better stability and the like, and solve the problems in the background art.

(II) technical scheme

In order to realize the purposes of more convenient use, higher disassembly and assembly efficiency and better stability, the invention provides the following technical scheme: a detachable foundation pit supporting structure and a using method thereof comprise two supporting columns, wherein the left side of the right supporting column is movably connected with a fixed pipe, the inside of the fixed pipe is slidably connected with a limiting plate, the left side of the limiting plate is fixedly connected with a movable rod, the left end of the movable rod extends to the right side of the left supporting column, one opposite side of the two supporting columns is fixedly connected with an installation frame, one ends of the movable rod and the fixed pipe are positioned inside the installation frame, the top of the installation frame is in threaded connection with a fixing bolt, the left side of the bottom of the fixed pipe is fixedly connected with a fixed frame, the inside of the fixed frame is movably connected with an insertion rod, the bottom of the movable rod is provided with evenly distributed slots, the top end of the insertion rod is inserted inside the slots, the bottom of the fixed frame is in threaded connection with a second threaded rod, and the top end of the second threaded rod extends to the bottom of, the utility model discloses a support post, including support post, movable groove, connecting block, first threaded rod of bottom fixedly connected with of connecting block, the bottom of first threaded rod is located the below fixedly connected with supporting pad of support post, the bottom swing joint of support post has the screw ring, first threaded rod threaded connection is in the inside of screw ring, the equal fixedly connected with stopper in both sides at screw ring top, the spacing groove that corresponds with the stopper is seted up to the bottom of support post, stopper sliding connection is in the inside of spacing groove.

Preferably, the surface of the threaded ring is fixedly connected with force-borrowing rods which are uniformly distributed, and the bottom of the supporting pad is fixedly connected with an anti-slip pad.

Preferably, the first sliding blocks are fixedly connected to two sides of the connecting block, first sliding grooves corresponding to the first sliding blocks are formed in the inner walls of the movable grooves, and the first sliding blocks are connected to the inside of the first sliding grooves in a sliding mode.

Preferably, the left end fixedly connected with locating piece of movable rod, the constant head tank that corresponds with the locating piece is seted up to the inboard of support post, the locating piece is pegged graft in the inside of constant head tank.

Preferably, the right side fixedly connected with L type bracing piece of fixed bottom of the tube, the right-hand member and the pillar contact of L type bracing piece.

Preferably, the bottom end of the inserted link is fixedly connected with a bearing, and the top end of the second threaded rod is fixedly connected with an inner ring of the bearing.

Preferably, the bottom of the second threaded rod is located the outside fixedly connected with of fixed frame and borrows the power piece, the bottom fixedly connected with lug that borrows the power piece.

Preferably, the bottom of inserted bar both sides is the equal fixedly connected with second slider, the second spout that corresponds with the second slider is seted up to the inner wall of fixed frame, second slider sliding connection is in the inside of second spout.

A using method of a detachable foundation pit supporting structure comprises the following specific steps:

the method comprises the following steps: the movable rod and the fixed pipe are fixed between the two supporting columns through the fixed bolt and the mounting frame, and the distance between the two supporting columns can be adjusted according to the actual condition of the foundation pit;

step two: after the adjustment is finished, the second threaded rod is manually rotated, the inserting rod is driven to move upwards through the second threaded rod, the top end of the inserting rod is inserted into the slot, and the movable rod is fixed through the inserting rod, so that the movable rod is prevented from shaking randomly in the use process;

step three: then the threaded ring is manually rotated, and the first threaded rod is driven to rotate through the threaded ring, so that the height of the support column is adjusted, and the support column can still be installed more stably in a hollow place;

step four: after the use is finished, the fixing bolt is taken out, and the movable rod and the fixing pipe can be separated from the supporting column at the moment;

step five: then, the second threaded rod is rotated, the inserted rod is driven to move downwards through the second threaded rod, so that the inserted rod is separated from the inside of the slot, and the movable rod is contracted into the inside of the fixed pipe at the moment, so that the movable rod is convenient to transport;

step six: and finally, rotating the threaded ring, driving the first threaded rod to enter the movable groove through the threaded ring, and reducing the storage area of the first threaded rod.

(III) advantageous effects

Compared with the prior art, the invention provides a detachable foundation pit supporting structure and a using method thereof, and the detachable foundation pit supporting structure has the following beneficial effects:

1. according to the detachable foundation pit supporting structure and the using method thereof, the movable rod and the fixed pipe are fixed between the two supporting columns through the fixing bolt and the mounting frame, so that the movable rod and the fixed pipe are more convenient and stable to mount and dismount, then the movable rod is fixed through the insertion rod, the movable rod is prevented from shaking randomly in the using process, and the purpose of more convenience in mounting, dismounting and using is achieved.

2. According to the detachable foundation pit supporting structure and the using method thereof, the first threaded rod is driven to rotate through the threaded ring, so that the height of the supporting column is adjusted, the supporting column can be installed in a hollow place more stably, and the purpose of more stable installation is achieved.

3. Make the rotation of screw ring more convenient through borrowing the power pole, then improve the frictional force between the device and the ground through the slipmat, make its installation more firm, carry on spacingly to the connecting block through first slider and first spout, avoid it to take place to rotate at the in-process that reciprocates, make the installation of movable rod more convenient and firm through locating piece and constant head tank, further carry on spacingly to fixed pipe through L type bracing piece, make its installation more firm.

4. Carry on spacingly through the bearing to the inserted bar, avoid it to follow the rotation of second threaded rod, make the rotation of second threaded rod more convenient through borrowing power piece and lug, carry on spacingly through second slider and second spout to the inserted bar, avoid it to take place the skew at the in-process that reciprocates.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the overall structure of the present invention;

FIG. 3 is a front sectional view of the connection of the fixing tube and the fixing frame according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 2 according to the present invention;

fig. 5 is a perspective view of the movable rod of the present invention.

In the figure: 1. supporting a pillar; 2. a threaded ring; 3. a first threaded rod; 4. a support pad; 5. a force-borrowing rod; 6. a non-slip mat; 7. a movable rod; 8. a fixed tube; 9. a fixing frame; 10. a force-borrowing block; 11. an L-shaped support bar; 12. fixing the bolt; 13. installing a frame; 14. positioning a groove; 15. positioning blocks; 16. a movable groove; 17. connecting blocks; 18. a first slider; 19. a first chute; 20. a second threaded rod; 21. inserting a rod; 22. a limiting plate; 23. a slot; 24. a second slider; 25. a second chute; 26. a limiting block; 27. a limiting groove.

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. 1-5, a detachable foundation pit supporting structure and a method for using the same, includes two supporting columns 1, a fixed pipe 8 is movably connected to the left side of the right supporting column 1, a limiting plate 22 is slidably connected to the inside of the fixed pipe 8, a movable rod 7 is fixedly connected to the left side of the limiting plate 22, the left end of the movable rod 7 extends to the right side of the left supporting column 1, a mounting frame 13 is fixedly connected to the opposite sides of the two supporting columns 1, one end of the movable rod 7 and one end of the fixed pipe 8 are both located inside the mounting frame 13, a fixing bolt 12 is threadedly connected to the top of the mounting frame 13, a fixed frame 9 is fixedly connected to the left side of the bottom of the fixed pipe 8, an inserting rod 21 is movably connected to the inside of the fixed frame 9, evenly distributed slots 23 are formed in the bottom of the movable rod 7, the top end of the inserting rod 21 is inserted into the slots 23, the top of second threaded rod 20 extends to the bottom of inserted bar 21, movable groove 16 has been seted up to the bottom of pillar 1, movable groove 16's inside sliding connection has connecting block 17, the first threaded rod 3 of bottom fixedly connected with of connecting block 17, the bottom of first threaded rod 3 is located pillar 1's below fixedly connected with supporting pad 4, pillar 1's bottom swing joint has threaded ring 2, 3 threaded connection of first threaded rod is in threaded ring 2's inside, the equal fixedly connected with stopper 26 in both sides at threaded ring 2 top, the spacing groove 27 that corresponds with stopper 26 is seted up to pillar 1's bottom, stopper 26 sliding connection is in spacing groove 27's inside.

Referring to fig. 1 and 2, the surface of the threaded ring 2 is fixedly connected with evenly distributed force-applying rods 5, the bottom of the supporting pad 4 is fixedly connected with an anti-slip pad 6, the rotation of the threaded ring 2 is facilitated by the force-applying rods 5, and then the friction between the device and the ground is improved by the anti-slip pad 6, so that the installation is more stable.

Referring to fig. 2, both sides of the connecting block 17 are fixedly connected with first sliding blocks 18, the inner wall of the movable groove 16 is provided with first sliding grooves 19 corresponding to the first sliding blocks 18, the first sliding blocks 18 are slidably connected inside the first sliding grooves 19, and the connecting block 17 is limited by the first sliding blocks 18 and the first sliding grooves 19, so that the connecting block is prevented from rotating during the up-and-down movement.

Referring to fig. 2 and 5, a positioning block 15 is fixedly connected to the left end of the movable rod 7, a positioning groove 14 corresponding to the positioning block 15 is formed in the inner side of the support column 1, the positioning block 15 is inserted into the positioning groove 14, and the movable rod 7 is more conveniently and stably mounted through the positioning block 15 and the positioning groove 14.

Referring to fig. 1 and 2, an L-shaped support rod 11 is fixedly connected to the right side of the bottom of the fixed tube 8, the right end of the L-shaped support rod 11 contacts with the support column 1, and the fixed tube 8 is further limited by the L-shaped support rod 11, so that the installation is more stable.

Referring to fig. 2 and 3, a bearing is fixedly connected to the bottom end of the insertion rod 21, the top end of the second threaded rod 20 is fixedly connected to the inner ring of the bearing, and the insertion rod 21 is limited by the bearing and prevented from rotating along with the second threaded rod 20.

Referring to fig. 1, 2 and 3, the bottom end of the second threaded rod 20 is fixedly connected with a force-borrowing block 10 at the outer side of the fixing frame 9, the bottom of the force-borrowing block 10 is fixedly connected with a convex block, and the rotation of the second threaded rod 20 is more convenient through the force-borrowing block 10 and the convex block.

Referring to fig. 2 and 3, the bottom parts of the two sides of the insertion rod 21 are fixedly connected with second sliding blocks 24, the inner wall of the fixing frame 9 is provided with second sliding grooves 25 corresponding to the second sliding blocks 24, the second sliding blocks 24 are slidably connected inside the second sliding grooves 25, and the insertion rod 21 is limited by the second sliding blocks 24 and the second sliding grooves 25, so that the insertion rod is prevented from being deviated in the up-and-down moving process.

A using method of a detachable foundation pit supporting structure comprises the following specific steps:

the method comprises the following steps: the movable rod 7 and the fixed pipe 8 are fixed between the two supporting columns 1 through the fixed bolt 12 and the mounting frame 13, and the distance between the two supporting columns 1 can be adjusted according to the actual situation of a foundation pit;

step two: after the adjustment is finished, the second threaded rod 20 is manually rotated, the insertion rod 21 is driven to move upwards through the second threaded rod 20, the top end of the insertion rod is inserted into the slot 23, the movable rod 7 is fixed through the insertion rod 21, and the random shaking of the movable rod 7 in the use process is avoided;

step three: then the threaded ring 2 is manually rotated, and the first threaded rod 3 is driven to rotate through the threaded ring 2, so that the height of the support column 1 is adjusted, and the support column can still be installed more stably in a hollow place;

step four: after the use is finished, the fixing bolt 12 is taken out, and the movable rod 7 and the fixing pipe 8 can be separated from the support column 1 at the moment;

step five: then, the second threaded rod 20 is rotated, the inserting rod 21 is driven to move downwards through the second threaded rod 20, so that the inserting rod is separated from the inside of the slot 23, and the movable rod 7 is contracted into the fixed pipe 8 at the moment, so that the movable pipe is convenient to transport;

step six: finally, the threaded ring 2 is rotated, the first threaded rod 3 is driven to enter the movable groove 16 through the threaded ring 2, and the storage area is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.