CN214738109U - Foundation pit inclined supporting structure - Google Patents
Foundation pit inclined supporting structure Download PDFInfo
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- CN214738109U CN214738109U CN202120423363.1U CN202120423363U CN214738109U CN 214738109 U CN214738109 U CN 214738109U CN 202120423363 U CN202120423363 U CN 202120423363U CN 214738109 U CN214738109 U CN 214738109U
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- rod
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- foundation pit
- reinforcing rods
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Abstract
The application relates to the field of foundation pit supporting structures, in particular to a foundation pit inclined supporting structure which comprises a fixing plate and a supporting bracket, wherein the fixing plate is installed on an enclosing purlin, the supporting bracket is installed on a bottom plate, and an inclined supporting rod is connected between the fixing plate and the supporting bracket; one end of the inclined supporting rod is hinged with the supporting bracket, the other end of the inclined supporting rod is hinged with a connecting block, and the connecting block is connected with the fixing plate in a sliding mode along the vertical direction; be equipped with the butt piece on the fixed plate, wear to be equipped with vertical threaded rod in the butt piece, threaded rod one end is passed butt piece and connecting block threaded connection, and the other end is connected with the hand wheel, and the threaded rod passes through the bearing rotation with the butt piece and is connected. This application helps improving the problem that produces the foundation ditch displacement increase easily, improves foundation ditch bearing diagonal structure's support intensity, reduces the cost.
Description
Technical Field
The application relates to the field of foundation pit supporting structures, in particular to a foundation pit diagonal bracing structure.
Background
When a building with an underground structure is built, a foundation pit needs to be dug, a bottom plate is poured at the bottom of the foundation pit, and then the underground structure is built on the bottom plate. In order to ensure the safety of the underground structure, protective measures such as supporting or reinforcing need to be adopted on the side wall of the foundation pit.
The foundation pit inclined supporting structure in the prior art generally adopts the shaped steel slope bracing beam to support, and the one end of shaped steel slope bracing beam supports and leans on the foundation pit bottom plate, and the other end supports and leans on the foundation pit purlin that encloses. The profile steel slope bracing beam can only passively bear the pressure of the soil outside the foundation pit, and the problem of foundation pit displacement increase is easily caused.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that produces the foundation ditch displacement increase easily, this application provides a foundation ditch bearing diagonal structure.
The application provides a foundation ditch bearing diagonal structure adopts following technical scheme:
a foundation pit diagonal bracing structure comprises a fixing plate and a support bracket, wherein the fixing plate is mounted on an enclosing purlin, the support bracket is mounted on a bottom plate, and a diagonal bracing rod is connected between the fixing plate and the support bracket; one end of the inclined supporting rod is hinged with the supporting bracket, the other end of the inclined supporting rod is hinged with a connecting block, and the connecting block is connected with the fixing plate in a sliding mode along the vertical direction; be equipped with the butt piece on the fixed plate, wear to be equipped with vertical threaded rod in the butt piece, threaded rod one end is passed butt piece and connecting block threaded connection, and the other end is connected with the hand wheel, the threaded rod rotates with the butt piece to be connected.
Through adopting above-mentioned technical scheme, pass through the rigid coupling at foundation ditch bearing diagonal structure and bottom plate and enclose the purlin after, the hand wheel rotates and makes the connecting block slide along vertical direction, the top that drives the bearing diagonal pole constantly applies the pressure towards enclosing the purlin to the fixed plate, help improving foundation ditch bearing diagonal structure's support intensity, because the threaded rod rotates with the butt piece and is connected, make its rigidity after the connecting block slides to the assigned position, thereby foundation ditch bearing diagonal structure can exert thrust to the soil of foundation ditch side, help improving the problem that produces the foundation ditch displacement increase easily, the fixed plate leads to the mounting with the support bracket simultaneously and is connected, can dismantle foundation ditch bearing diagonal structure and repetitious usage, and the cost is reduced.
Optionally, a plurality of fixing pieces for fixing the position of the connecting block are arranged on the connecting block.
Through adopting above-mentioned technical scheme, a plurality of mountings can improve the stability of being connected between connecting block and the fixed plate to help improving foundation ditch bearing diagonal structure's support intensity.
Optionally, a support sleeve is sleeved on the inclined support rod, and the support sleeve is connected with the inclined support rod in a sliding manner; the supporting sleeve is provided with a first reinforcing rod, the bottom of the fixing plate is hinged to the bottom of the supporting sleeve, the first reinforcing rods are connected through first bidirectional threaded sleeves, one of the first reinforcing rods is in threaded connection with left-hand threads of the first bidirectional threaded sleeves, and the other first reinforcing rod is in threaded connection with right-hand threads of the first bidirectional threaded sleeves.
Through adopting above-mentioned technical scheme, operating personnel can rotate first bidirectional thread sleeve pipe for the lateral wall butt of inner wall and the bearing diagonal pole that the bearing diagonal pole slided to the bearing diagonal pole, thereby reduces the phenomenon that the bearing diagonal pole middle part takes place to buckle.
Optionally, the outer side wall of the first bidirectional threaded sleeve is provided with anti-slip threads.
Through adopting above-mentioned technical scheme, the frictional force between the hand that anti-skidding line can improve operating personnel and the first bidirectional screw thread sleeve pipe, is convenient for rotate first bidirectional screw thread sleeve pipe.
Optionally, the bottom of the supporting bracket and the fixing plate is connected with a second reinforcing rod.
Through adopting above-mentioned technical scheme, the second gusset plate helps improving fixed stability between fixed plate bottom and the purlin of enclosing to help improving the stability that foundation ditch bearing diagonal structure supported the foundation ditch lateral wall.
Optionally, third reinforcing rods are respectively inserted into the connecting block and the abutting block, and ends, far away from the corresponding insertion, of the two third reinforcing rods are connected through a second bidirectional threaded sleeve; one of the third reinforcing rods is threadedly connected to the left-hand thread of the second double-threaded sleeve, and the other of the third reinforcing rods is threadedly connected to the right-hand thread of the second double-threaded sleeve.
Through adopting above-mentioned technical scheme, after the connecting block slided to the assigned position, two third anchor bars pegged graft in connecting block and butt piece respectively, through the two-way threaded sleeve pipe connection of second between two third anchor bars simultaneously, reducible connecting block takes place the phenomenon of sliding after fixed, can fix different distances between connecting block and the butt piece simultaneously, improve foundation ditch bearing diagonal structure's suitability.
Optionally, each third reinforcing rod is symmetrically provided with two third reinforcing rods along the axial direction of the threaded rod.
Through adopting above-mentioned technical scheme, the third anchor strut that two correspond can improve the fixed stability between connecting block and the fixed plate, reduces the phenomenon that the connecting block takes place to slide after fixed.
Optionally, an elastic element is arranged on the fixing plate, one end of the elastic element abuts against the top end of the connecting block, and the elastic element is used for applying elastic force towards the abutting block to the connecting block.
Through adopting above-mentioned technical scheme, the elastic component exerts elasticity to the connecting block, helps reducing the phenomenon that the connecting block takes place to slide after fixed to help improving the stability that foundation ditch bearing diagonal structure supported the foundation ditch lateral wall.
In summary, the present application includes at least one of the following beneficial technical effects:
1. after the foundation pit diagonal bracing structure is fixedly connected with the bottom plate and the surrounding purlin, the connecting block slides along the vertical direction by rotating the hand wheel, the top end of the diagonal bracing rod is driven to continuously apply pressure towards the surrounding purlin to the fixing plate, so that the supporting strength of the foundation pit diagonal bracing structure is improved;
2. an operator can rotate the first bidirectional threaded sleeve to enable the support sleeve to slide to the inner wall of the support sleeve to be abutted against the outer side wall of the inclined support rod, so that the phenomenon that the middle part of the inclined support rod is bent is reduced;
3. after the connecting block slided to the assigned position, two third anchor bars pegged graft in connecting block and butt piece respectively, through the two-way threaded sleeve pipe connection of second between two third anchor bars simultaneously, reducible connecting block takes place the phenomenon of sliding after fixed, can fix different distances between connecting block and the butt piece simultaneously, improves foundation ditch bearing diagonal structure's suitability.
Drawings
Fig. 1 is a schematic structural diagram of a foundation pit diagonal bracing structure according to an embodiment of the present application.
Fig. 2 is a cross-sectional view of a foundation pit diagonal bracing structure according to an embodiment of the present application.
Description of reference numerals: 1. a fixing plate; 2. supporting the bracket; 3. enclosing purlins; 4. a base plate; 5. a dovetail groove; 6. a limiting block; 7. an inclined support rod; 8. connecting blocks; 9. a slider; 10. a butting block; 11. a threaded rod; 12. a hand wheel; 13. a fixing member; 14. an elastic member; 15. a support sleeve; 16. a first reinforcing bar; 17. a first bi-directional threaded bushing; 18. a second reinforcing bar; 19. a third reinforcing bar; 20. a second double-threaded sleeve.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses foundation ditch bearing diagonal structure. Referring to fig. 1, the foundation pit bearing diagonal structure includes fixed plate 1 and support bracket 2 of vertical setting, and after foundation pit bearing diagonal structure installed in the foundation pit, fixed plate 1 encloses purlin 3 rigid coupling through a plurality of bolts and vertical, and the lateral wall of fixed plate 1 and the laminating of the lateral wall that encloses purlin 3, the bottom and the bottom plate 4 laminating of fixed plate 1, support bracket 2 also through a plurality of bolts and bottom plate 4 fixed connection.
Referring to fig. 2, a dovetail groove 5 is formed in one side, far away from the purlin 3, of the fixing plate 1 in the vertical direction, and a limiting block 6 is welded at the top end of the dovetail groove 5. Be connected with the bracing piece 7 that inclines to set up between fixed plate 1 and the support bracket 2, the one end of bracing piece 7 is articulated with support bracket 2, and the other end articulates there is connecting block 8, and connecting block 8 keeps away from its articulated one side rigid coupling have with the slider 9 of dovetail 5 adaptation, and slider 9 is located dovetail 5 and slides along vertical direction and dovetail 5 and is connected. One side that the fixed plate 1 kept away from enclosing purlin 3 and be located dovetail 5's below is equipped with butt piece 10, wears to be equipped with vertical threaded rod 11 in the butt piece 10. The top of threaded rod 11 passes butt piece 10, connecting block 8 and stopper 6 in proper order, and with 8 threaded connection of connecting block, its bottom is connected with hand wheel 12, and threaded rod 11 all rotates through the bearing with butt piece 10 and stopper 6 and is connected.
Referring to fig. 1, a plurality of fixing members 13 are arranged on the connecting block 8, the fixing members 13 are bolts, and each fixing member 13 penetrates through the connecting block 8 and abuts against the side wall, far away from the purlin 3, of the fixing plate 1. Referring to fig. 2, an elastic member 14 is disposed between the stopper 6 and the slider 9, the elastic member 14 is a spring, and the elastic member 14 is in a compressed state and applies an elastic force to the slider 9 toward the abutting block 10.
Referring to fig. 2, when the foundation pit diagonal bracing structure needs to support the foundation pit, an operator firstly fixedly connects the fixing plate 1 with the surrounding purlin 3 and the support bracket 2 with the bottom plate 4 through bolts, at this time, an included angle between the diagonal bracing bar 7 and the fixing plate 1 is smaller than an included angle between the diagonal bracing bar and the bottom plate 4, and then rotates the hand wheel 12 to drive the sliding block 9 to slide downwards in the dovetail groove 5, so that the top end of the diagonal bracing bar 7 is driven to apply pressure towards the surrounding purlin 3 to the fixing plate 1 continuously; after the slider 9 is moved to a designated position, the operator fixes the position of the connecting block 8 using the plurality of fixing members 13, while in order to improve the stability of the fixation between the connecting block 8 and the fixing plate 1, the elastic member 14 applies an elastic force toward the abutting block 10 to the slider 9, thereby contributing to the improvement of the stability of the fixation between the connecting block 8 and the fixing plate 1.
Referring to fig. 1, in order to reduce the bending of the middle portion of the diagonal support bar 7, a support sleeve 15 is sleeved outside the diagonal support bar 7, the support sleeve 15 is connected with the diagonal support bar 7 in a sliding manner along the length direction of the diagonal support bar 7, and a gap is formed between the support sleeve 15 and the outer side wall of the diagonal support bar 7. The supporting sleeve 15 and the side wall at the bottom of the fixing plate 1 are hinged with first reinforcing rods 16, one ends, far away from the hinged joints, of the two first reinforcing rods 16 are connected together through first bidirectional threaded sleeves 17, and the outer walls of the two first reinforcing rods 16 are sleeved with the first bidirectional threaded sleeves 17. The outer side wall of the first bidirectional threaded sleeve 17 is provided with anti-slip threads, the outer side wall of one first reinforcing rod 16 is in threaded connection with the left-hand threads on the inner wall of the first bidirectional threaded sleeve 17, and the outer side wall of the other first reinforcing rod 16 is in threaded connection with the right-hand threads on the inner wall of the first bidirectional threaded sleeve 17. After the sliding block 9 slides to a designated position, an operator rotates the first bidirectional threaded sleeve 17 to drive the two first reinforcing rods 16 to move in opposite or opposite directions, so that the supporting sleeve 15 slides on the inclined supporting rod 7; when the first reinforcing bar 16 is moved to be perpendicular to the diagonal support bar 7, the operator rotates the first bidirectional threaded sleeve 17 again, so that the inner wall of the support sleeve 15 abuts against the outer side wall of the diagonal support bar 7.
In order to improve the stability of the foundation pit diagonal bracing structure to the foundation pit side wall support, the side walls of the support bracket 2 and the bottom of the fixing plate 1 are also connected with second reinforcing rods 18. Simultaneously in order to facilitate the storage to foundation ditch bearing diagonal structure, second stiffening rod 18 one end is articulated with supporting bracket 2, and the other end is articulated with fixed plate 1 for second stiffening rod 18 is rotatable, thereby reduces foundation ditch bearing diagonal structure's volume in the storage state.
Third reinforcing rods 19 are inserted into the connecting block 8 and the abutting block 10, each third reinforcing rod 19 is L-shaped, the two third reinforcing rods 19 are located on the same side of the length direction of the threaded rod 11, two ends, far away from the insertion connection, of the two third reinforcing rods 19 are connected together through a second bidirectional threaded sleeve 20, and the outer walls of the two third reinforcing rods 19 are sleeved with the second bidirectional threaded sleeve 20. The outer side wall of one of the third reinforcing rods 19 is threadedly coupled to the left-hand thread of the inner wall of the second double-direction threaded sleeve 20, and the outer side wall of the other third reinforcing rod 19 is threadedly coupled to the right-hand thread of the inner wall of the second double-direction threaded sleeve 20. Each third reinforcing rod 19 and the second bidirectional screw thread are symmetrically provided in two along the axis of the threaded rod 11.
Referring to fig. 1 and 2, after the sliding block 9 slides to a designated position, an operator rotates the second bidirectional threaded sleeve 20 according to the distance between the connecting block 8 and the abutting block 10 to drive the two corresponding third reinforcing rods 19 to move in opposite directions; when the distance between the plugging ends of the corresponding two third reinforcing rods 19 is adjusted to a designated distance, the operator plugs the third reinforcing rods 19 into the corresponding connecting blocks 8 or the corresponding abutment blocks 10.
The implementation principle of the foundation pit diagonal bracing structure in the embodiment of the application is as follows: when the foundation pit inclined supporting structure needs to support a foundation pit, an operator firstly fixedly connects the fixing plate 1 with the surrounding purlin 3 and fixedly connects the supporting bracket 2 with the bottom plate 4 through bolts, at the moment, an included angle between the inclined supporting rod 7 and the fixing plate 1 is smaller than an included angle between the inclined supporting rod and the bottom plate 4, and then rotates the hand wheel 12 to drive the sliding block 9 to slide downwards in the sliding groove, so that the top end of the inclined supporting rod 7 is driven to continuously apply pressure towards the surrounding purlin 3 to the fixing plate 1; after the sliding block 9 moves to a designated position, an operator fixes the position of the connecting block 8 by using the plurality of fixing pieces 13, then rotates the first bidirectional threaded sleeve 17 to enable the inner wall of the supporting sleeve 15 to abut against the outer side wall of the inclined supporting rod 7, then rotates the second bidirectional threaded sleeve 20, adjusts the distance between the inserting ends of the corresponding two third reinforcing rods 19 to a designated distance, and then inserts the third reinforcing rods 19 into the corresponding connecting block 8 or the abutting block 10.
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 (8)
1. The utility model provides a foundation ditch bearing diagonal structure which characterized in that: the purlin fixing device comprises a fixing plate (1) arranged on an enclosing purlin (3) and a supporting bracket (2) arranged on a bottom plate (4), wherein an inclined supporting rod (7) is connected between the fixing plate (1) and the supporting bracket (2); one end of the inclined supporting rod (7) is hinged with the supporting bracket (2), the other end of the inclined supporting rod is hinged with a connecting block (8), and the connecting block (8) is connected with the fixing plate (1) in a sliding mode along the vertical direction; be equipped with butt joint piece (10) on fixed plate (1), wear to be equipped with vertical threaded rod (11) in butt joint piece (10), threaded rod (11) one end is passed butt joint piece (10) and connecting block (8) threaded connection, and the other end is connected with hand wheel (12), threaded rod (11) are rotated with butt block (10) and are connected.
2. The foundation pit diagonal bracing structure according to claim 1, wherein: and a plurality of fixing pieces (13) used for fixing the position of the connecting block (8) are arranged on the connecting block (8).
3. The foundation pit diagonal bracing structure according to claim 1, wherein: the inclined supporting rod (7) is sleeved with a supporting sleeve (15), and the supporting sleeve (15) is connected with the inclined supporting rod (7) in a sliding manner; the supporting sleeve (15) and the bottom of the fixing plate (1) are hinged with first reinforcing rods (16), the two first reinforcing rods (16) are connected through first bidirectional threaded sleeves (17), one first reinforcing rod (16) is in threaded connection with left-hand threads of the first bidirectional threaded sleeve (17), and the other first reinforcing rod (16) is in threaded connection with right-hand threads of the first bidirectional threaded sleeve (17).
4. The foundation pit diagonal bracing structure according to claim 3, wherein: the outer side wall of the first bidirectional threaded sleeve (17) is provided with anti-skid threads.
5. The foundation pit diagonal bracing structure according to claim 1, wherein: the bottom of the supporting bracket (2) and the bottom of the fixing plate (1) are connected with second reinforcing rods (18).
6. The foundation pit diagonal bracing structure according to claim 1, wherein: third reinforcing rods (19) are respectively inserted into the connecting block (8) and the abutting block (10), and the ends, far away from the corresponding insertion, of the two third reinforcing rods (19) are connected through a second bidirectional threaded sleeve (20); one of said third reinforcing rods (19) is screwed to the left-hand thread of the second double-threaded sleeve (20), and the other of said third reinforcing rods (19) is screwed to the right-hand thread of the second double-threaded sleeve (20).
7. The foundation pit diagonal bracing structure according to claim 6, wherein: and two third reinforcing rods (19) are symmetrically arranged along the axial direction of the threaded rod (11).
8. The foundation pit diagonal bracing structure according to claim 1, wherein: the fixing plate is characterized in that an elastic piece (14) is arranged on the fixing plate (1), one end of the elastic piece (14) is abutted to the top end of the connecting block (8), and the elastic piece is used for applying elastic force towards the abutting block (10) to the connecting block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120423363.1U CN214738109U (en) | 2021-02-25 | 2021-02-25 | Foundation pit inclined supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120423363.1U CN214738109U (en) | 2021-02-25 | 2021-02-25 | Foundation pit inclined supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214738109U true CN214738109U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120423363.1U Active CN214738109U (en) | 2021-02-25 | 2021-02-25 | Foundation pit inclined supporting structure |
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| Country | Link |
|---|---|
| CN (1) | CN214738109U (en) |
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2021
- 2021-02-25 CN CN202120423363.1U patent/CN214738109U/en active Active
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