CN213143028U - Tunnel Larsen steel sheet pile - Google Patents
Tunnel Larsen steel sheet pile Download PDFInfo
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- CN213143028U CN213143028U CN202021538463.0U CN202021538463U CN213143028U CN 213143028 U CN213143028 U CN 213143028U CN 202021538463 U CN202021538463 U CN 202021538463U CN 213143028 U CN213143028 U CN 213143028U
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- steel sheet
- sheet pile
- connecting sleeve
- pile body
- support piece
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Abstract
The utility model relates to a tunnel Larsen steel sheet pile relates to the technical field of tunnel construction, including the steel sheet pile body, be equipped with coupling assembling on the steel sheet pile body, the steel sheet pile body passes through coupling assembling swing joint has support piece, coupling assembling is including rotating branch and connecting sleeve, the one end of rotating branch is rotated and is connected on the steel sheet pile body, the other end is connected connecting sleeve, connecting sleeve with support piece releasable connection, connecting sleeve is cylinder tube-shape and one end opening, support piece inserts from the opening part in the connecting sleeve, be equipped with on connecting sleeve's the week lateral wall a plurality of be used for with the locking bolt of support piece locking. This application has the simple and convenient and later stage of being convenient for of construction and dismantles, uses more convenient effect.
Description
Technical Field
The application relates to the field of tunnel construction, in particular to a tunnel Larsen steel sheet pile.
Background
The Larsen steel sheet pile is used as a novel building material and is used as a soil retaining wall, a water retaining wall and a sand retaining wall when a bridge cofferdam is built, a large pipeline is laid, a tunnel is built and a temporary ditch is excavated; the wall is used as a retaining wall, an embankment protection bank and the like in wharfs and unloading yards. Therefore, the Larsen steel sheet pile plays an important role in various construction projects.
The larsen steel sheet pile is generally trapezoidal in cross section, so that the larsen steel sheet pile is called a U-shaped steel sheet pile, and both sides of the larsen steel sheet pile are made into hook-shaped shapes for being sleeved with adjacent larsen steel sheets, as shown in fig. 4. When the Larsen steel sheet pile is used, the steel sheet pile is inserted into the ground firstly, then the foundation pit begins to be excavated, and then the Larsen steel sheet pile is supported by using steel pipes or profile steel, so that the Larsen steel sheet pile is prevented from toppling.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: at present, welding is adopted between the Larsen steel sheet pile and the steel pipe or the section steel, the operation is complex, and the disassembly is difficult.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that welding operation is complicated, the dismantlement is difficult between larsen steel sheet pile and steel pipe or the shaped steel, this application provides a tunnel larsen steel sheet pile.
The application provides a tunnel Larsen steel sheet pile adopts following technical scheme:
the utility model provides a tunnel larsen steel sheet pile, includes the steel sheet pile body, be equipped with coupling assembling on the steel sheet pile body, the steel sheet pile body passes through coupling assembling swing joint has support piece, coupling assembling is including rotating branch and connecting sleeve, the one end of rotating branch is rotated and is connected on the steel sheet pile body, the other end is connected connecting sleeve, connecting sleeve with support piece releasable connection, connecting sleeve is cylinder tube-shape and one end opening, support piece inserts from the opening part in the connecting sleeve, be equipped with on connecting sleeve's the week lateral wall a plurality of be used for with the locking bolt of support piece locking.
Through adopting above-mentioned technical scheme, when supporting the steel sheet pile body, will rotate branch and rotate to the level to be connected through adapter sleeve and support piece, make support piece support two relative steel sheet pile bodies, detachable connection and easy dismounting do benefit to swift construction between support piece and the steel sheet pile body. One end of the supporting piece is inserted into the connecting sleeve and is fixed through the locking bolt, and the connecting structure of the supporting piece and the connecting sleeve is simple and firm, and the operation is convenient.
Preferably, support piece is steel pipe or shaped steel, support piece inserts one end in the connecting sleeve is equipped with the card limit ring, the locking bolt is followed connecting sleeve's radial setting and with connecting sleeve's all lateral walls screw-thread fit, the pole portion terminal surface of locking bolt with support piece's all lateral surfaces support tightly, the card limit ring is located locking bolt with between the medial surface of connecting sleeve.
Through adopting above-mentioned technical scheme, support piece not only supports tightly the locking through the locking bolt, still can further improve and the connecting strength and the stability between the connecting sleeve through the locking bolt to the card limit effect of card limit ring, support piece is difficult for breaking away from out from the connecting sleeve.
Preferably, be equipped with two relative ear seats on the steel sheet pile body, the one end of rotating branch is passed through the pivot and is rotated and install between two ear seats, the other end of rotating branch with connecting sleeve screw-thread fit.
Through adopting above-mentioned technical scheme, rotate branch and rotate through the pivot and install on the ear seat, it is convenient to rotate, and rotates branch and pass through screw-thread fit with the connecting sleeve and realize releasable connection, and the connecting sleeve can come the scene according to support piece size and describe and adjust and assemble.
Preferably, an inclined strut is arranged between the rotating strut and the steel sheet pile body and located below the rotating strut, one end of the inclined strut is abutted against the rotating strut, and the other end of the inclined strut is abutted against the steel sheet pile body.
Through adopting above-mentioned technical scheme, support through the diagonal brace between rotation branch and the steel sheet pile body, the horizontality stability of rotation branch is higher, and the joint strength between with support piece is higher and more stable.
Preferably, one side of the rotating support rod, which is abutted against the inclined strut, is provided with a plurality of abutting caulking grooves, the abutting caulking grooves are uniformly distributed along the axial direction of the rotating support rod, and one end, which is far away from the steel sheet pile body, of the inclined strut is embedded into the abutting caulking grooves.
Through adopting above-mentioned technical scheme, the diagonal brace carries out the butt through butt caulking groove and rotation branch, and the diagonal brace is difficult for sliding on rotation branch, supports more stably.
Preferably, the steel sheet pile body is provided with a plurality of clamping insertion strips along the vertical direction, and one end of the inclined strut, which is far away from the rotating strut, is clamped and embedded on the clamping insertion strips.
Through adopting above-mentioned technical scheme, the diagonal brace passes through the inlay card strip inlay card on the steel sheet pile body, and the diagonal brace is difficult for sliding on the steel sheet pile body, supports more stably.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the connecting assembly is arranged on the steel sheet pile body and the supporting piece is movably connected through the connecting assembly, so that the supporting piece and the steel sheet pile body are of a detachable structure, welding operation is omitted, construction is simple and convenient, later-stage detachment is convenient, and use is more convenient;
2. the connecting assembly is composed of a rotating support rod and a connecting sleeve, the rotating support rod is in threaded connection with the connecting sleeve, the threaded sleeve is locked and fixed with the supporting piece through a locking bolt, namely the rotating support rod, the connecting sleeve and the supporting piece are all of a detachable structure, and the disassembly and assembly on a construction site are more convenient;
3. set up the diagonal brace between rotation branch and the steel sheet pile, the both ends of diagonal brace are embedded into butt caulking groove and inlay card strip respectively, further improve holistic bearing structure intensity and support stability.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic diagram of the structure of the method in area A of FIG. 1;
FIG. 3 is an exploded view of the connecting assembly and support member of FIG. 1;
fig. 4 is a schematic structural view of a larsen steel sheet pile in the background art.
Description of reference numerals: 1. a steel sheet pile body; 2. a connecting assembly; 3. a support member; 4. rotating the supporting rod; 5. a connecting sleeve; 6. locking the bolt; 7. a clamping limit ring; 8. an ear mount; 9. a diagonal brace; 10. abutting against the caulking groove; 11. a card insertion strip; 12. a threaded bushing.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses tunnel larsen steel sheet pile, refer to fig. 1, including steel sheet pile body 1 and at least two sets of coupling assembling 2, coupling assembling 2 swing joint has support piece 3, is located and supports through support piece 3 between tunnel both sides and the relative steel sheet pile body 1. Be detachable construction between support piece 3 and the steel sheet pile body 1, save welding operation, the construction is simple and convenient and the later stage of being convenient for is dismantled, and it is more convenient to use.
The steel sheet pile body 1 is a steel sheet with a trapezoidal cross section, and the edges of two sides of the steel sheet pile body 1 are both in a bent hook shape and are used for being connected with the adjacent steel sheet pile bodies 1 in a clamping manner to form a retaining wall. Two sets of coupling assembling 2 are located steel sheet pile body 1's trapezoidal bottom medial surface respectively, and a set of coupling assembling 2 is close to steel sheet pile body 1's top edge, and another group of coupling assembling 2 is located steel sheet pile body 1's middle part position.
Referring to fig. 2, the connecting assembly 2 includes a rotating support rod 4 and a connecting sleeve 5, two lug seats 8 oppositely arranged in the horizontal direction are fixedly welded on the steel sheet pile body 1, and the lug seats 8 are in a square plate shape. One end of the rotating support rod 4 is rotatably installed between the two ear seats 8 through a rotating shaft, and the other end of the rotating support rod 4 is connected with the connecting sleeve 5. Connecting sleeve 5 is the cylinder tube-shape, and an end face opening of connecting sleeve 5 and 3 releasable connection with support piece, the welding of another terminal surface is just outside and threaded sleeve 12, rotates the one end grafting of branch 4 and keeping away from ear seat 8 in threaded sleeve 12 and with threaded sleeve 12 screw-thread fit. The rotary supporting rod 4 and the connecting sleeve 5 are in threaded fit to realize detachable connection, and the connecting sleeve 5 can be adjusted and assembled on site according to the size of the supporting piece 3.
Referring to fig. 3, the supporting member 3 is a steel pipe or a section steel, the clamping rings 7 are integrally formed or welded on the circumferential side surfaces of the two ends of the supporting member 3, and the clamping rings 7 are steel rings or iron rings. The two ends of the support piece 3 are respectively inserted into the connecting sleeves 5 on the two opposite steel sheet pile bodies 1, the circumferential side wall of each connecting sleeve 5 is provided with four locking bolts 6 along circumferential uniform threads, the four locking bolts 6 are radially arranged along the connecting sleeves 5, the rod end faces of the locking bolts 6 are abutted and fixed with the circumferential side faces of the support piece 3, and the clamping limit ring 7 is clamped and embedded between the locking bolts 6 and the inner side end faces of the connecting sleeves 5. Through locking bolt 6 to 7 income items card limits of card limit ring, further improve and connecting sleeve 5 between joint strength and stability, support piece 3 is difficult for breaking away from out from connecting sleeve 5.
In order to further improve the overall supporting strength when the rotating support rod 4 is connected with the supporting piece 3, a diagonal brace 9 is detachably inserted below the rotating support rod 4, one end of the diagonal brace 9 is abutted against the bottom side surface of the rotating support rod 4, and the other end of the diagonal brace is abutted against the steel sheet pile body 1, so that a triangular supporting structure is formed. A plurality of abutting embedding grooves 10 are uniformly formed in the bottom side face of the rotating supporting rod 4 along the axial direction of the rotating supporting rod 4, one end of the inclined supporting rod 9 is embedded into the abutting embedding grooves 10, meanwhile, a plurality of clamping embedding strips 11 are welded in the vertical direction at the positions, close to the lower portions of the lug seats 8, of the steel plate pile body 1, the clamping embedding strips 11 are in an Contraband shape, the openings of the clamping embedding strips face upwards, and one end, far away from the rotating supporting rod 4, of the inclined supporting rod 9 is clamped and embedded on the clamping embedding strips 11.
The implementation principle of the embodiment of the application is as follows: set up coupling assembling 2 and through 2 swing joint support piece 3 of coupling assembling on the steel sheet pile body 1, coupling assembling 2 comprises rotation branch 4 and connecting sleeve 5, rotates branch 4 and 5 threaded connection of connecting sleeve, and threaded sleeve is fixed through 6 locks of locking bolt with support piece 3, rotates branch 4 promptly, is detachable construction between connecting sleeve 5 and the support piece 3, and the dismouting of job site is more convenient.
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 (6)
1. The utility model provides a tunnel larsen steel sheet pile which characterized in that: including steel sheet pile body (1), be equipped with coupling assembling (2) on steel sheet pile body (1), steel sheet pile body (1) passes through coupling assembling (2) swing joint has support piece (3), coupling assembling (2) are including rotating branch (4) and connecting sleeve (5), the one end of rotating branch (4) is rotated and is connected on steel sheet pile body (1), the other end is connected connecting sleeve (5), connecting sleeve (5) with support piece (3) releasable connection, connecting sleeve (5) are cylinder tube-shape and one end opening, support piece (3) insert from the opening part in connecting sleeve (5), be equipped with on the week lateral wall of connecting sleeve (5) a plurality of be used for with locking bolt (6) of support piece (3) locking.
2. The tunnel larsen steel sheet pile according to claim 1, wherein: support piece (3) are steel pipe or shaped steel, support piece (3) insert one end in connecting sleeve (5) is equipped with card limit ring (7), locking bolt (6) are followed the radial setting of connecting sleeve (5) and with the week side wall screw-thread fit of connecting sleeve (5), the pole portion terminal surface of locking bolt (6) with the week side face of support piece (3) supports tightly, card limit ring (7) are located locking bolt (6) with between the medial surface of connecting sleeve (5).
3. The tunnel larsen steel sheet pile according to claim 1, wherein: be equipped with two relative ear seats (8) on steel sheet pile body (1), the one end of rotating branch (4) is rotated through the pivot and is installed between two ear seats (8), the other end of rotating branch (4) with connecting sleeve (5) screw-thread fit.
4. A tunnel larsen steel sheet pile according to claim 1 or 3, characterised in that: an inclined strut (9) is arranged between the rotating strut (4) and the steel sheet pile body (1), the inclined strut (9) is located below the rotating strut (4), one end of the inclined strut (9) is abutted to the rotating strut (4), and the other end of the inclined strut is abutted to the steel sheet pile body (1).
5. The tunnel larsen steel sheet pile according to claim 4, wherein: one side of the rotating support rod (4) abutted against the inclined strut (9) is provided with a plurality of abutting caulking grooves (10), the abutting caulking grooves (10) are uniformly distributed along the axial direction of the rotating support rod (4), and one end, far away from the steel sheet pile body (1), of the inclined strut (9) is embedded into the abutting caulking grooves (10).
6. The tunnel larsen steel sheet pile according to claim 5, wherein: a plurality of clamping insertion strips (11) are arranged on the steel sheet pile body (1) in the vertical direction, and one ends, far away from the rotating support rods (4), of the inclined support rods (9) are clamped and embedded on the clamping insertion strips (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538463.0U CN213143028U (en) | 2020-07-29 | 2020-07-29 | Tunnel Larsen steel sheet pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538463.0U CN213143028U (en) | 2020-07-29 | 2020-07-29 | Tunnel Larsen steel sheet pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213143028U true CN213143028U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021538463.0U Active CN213143028U (en) | 2020-07-29 | 2020-07-29 | Tunnel Larsen steel sheet pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213143028U (en) |
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2020
- 2020-07-29 CN CN202021538463.0U patent/CN213143028U/en active Active
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