CN218093067U - Shallow-buried bias small-clear-distance tunnel arch frame - Google Patents
Shallow-buried bias small-clear-distance tunnel arch frame Download PDFInfo
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- CN218093067U CN218093067U CN202222789569.3U CN202222789569U CN218093067U CN 218093067 U CN218093067 U CN 218093067U CN 202222789569 U CN202222789569 U CN 202222789569U CN 218093067 U CN218093067 U CN 218093067U
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Abstract
The utility model discloses a shallow little clean apart from tunnel bow member of bias voltage that buries, including first steelframe and second steelframe, the first end terminal surface of first steelframe is the convex arc face, and the first end terminal surface of second steelframe is the concave arc face, is provided with the bellying on the convex arc face of first steelframe, has seted up conflict groove on the concave arc face of second steelframe, and the bellying is driven to slide along the concave arc face and gets into conflict inslot so that first steelframe and second steelframe plug-in and become integrative steel bow member. The utility model discloses a shallow little clean apart from tunnel bow member of bias voltage that buries, the convex arc face that utilizes first steelframe is close to the concave arc face of second steelframe, and the protruding portion on the convex arc face can slide the concave arc face of contradicting naturally and get into the conflict inslot in order to accomplish and peg graft, avoids using first buckle mechanism and second buckle mechanism and be difficult to the problem of aliging in the course of being connected of first steelframe and second steelframe, and the shaping is connected in the construction of the steel bow member of being convenient for.
Description
Technical Field
The utility model relates to a tunnel bow member technical field relates to a shallow little clean apart from tunnel bow member of bias voltage that buries particularly.
Background
In the construction process of a shallow-buried, bias-pressure and small-clear-distance highway tunnel, a tunnel arch is a very important supporting structure, a steel arch is a very important supporting component in the tunnel arch, and a plurality of steel arch linear arrays are arranged to form the tunnel arch to support the top of the tunnel to form support.
According to patent No. 202021926006.9, publication (post) day: 2021.06.08, the disclosed a steelframe, steel bow member and shallow little clean apart from tunnel bow member of bias voltage that buries belongs to tunnel bow member technical field, solves two liang of steelframes and is difficult for aliging, can influence two liang of steelframes problem difficult to fix promptly. The water-proof and waterproof composite material comprises an initial supporting layer, a first geotechnical cloth layer, a drainage layer, a second geotechnical cloth layer, a waterproof layer and a secondary supporting layer which are sequentially arranged from one side of surrounding rock; the primary support layer includes a plurality of steel arches, and the steel arch includes the steelframe that the multistage constitutes the steel arch, and the steelframe is including the support that is used for constituting the steel arch, sets up on the support, carries out the complex connecting plate with adjacent steelframe, be provided with on the connecting plate, carry out buckle complex second buckle mechanism or first buckle mechanism with first buckle mechanism or the second buckle mechanism of the connecting plate on the adjacent steelframe. The utility model is used for the tunnel.
Among the prior art including foretell patent, utilize the connecting plate on the support of steelframe, two steelframes are close to each other so that the first buckle mechanism on the connecting plate of a support and the second buckle mechanism on the connecting plate of another support lock mutually, in order to become an organic whole with two steelframe joints, avoid the position that need align the screw hole when butt joint the steelframe, but the device need make first buckle mechanism and second buckle mechanism on two different steelframes align to be close to when the butt joint, just enable first buckle mechanism and second buckle mechanism lock afterwards, and control snatchs equipment and makes steelframe when aligning first buckle mechanism and second buckle mechanism and can sway from side to side, be difficult for aliging.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shallow little clean apart from tunnel bow member of bias voltage that buries for the above-mentioned problem that is difficult for aligning when with two steelframe interconnect is solved.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a shallow little clean apart from tunnel bow member of bias voltage that buries, includes first steelframe and second steelframe, the first end terminal surface of first steelframe is the convex arc face, the first end terminal surface of second steelframe is the concave arc face, be provided with the bellying on the convex arc face of first steelframe, the conflict groove has been seted up on the concave arc face of second steelframe, the bellying is driven and is slided along the concave arc face and get into in the conflict groove so that first steelframe and second steelframe plug-in become integrative steel bow member.
As preferred, the round pin joint has first joint spare on the first steelframe, and the round pin joint has second joint spare on the second steelframe, be provided with the trip on the first joint spare, be provided with the draw-in groove on the second joint spare, the trip joint is in the draw-in groove.
Preferably, the steel frame structure further comprises a first connecting piece and a second connecting piece, wherein a plurality of first threaded holes are formed in the first connecting piece and the second connecting piece, grooves are formed in the first steel frame and the second steel frame to form placing grooves, the first connecting piece and the second connecting piece are abutted to the two placing grooves respectively, and a plurality of second threaded holes are formed in the bottoms of the grooves of the first steel frame and the second steel frame.
Preferably, the first clamping piece and the second clamping piece are clamped into a whole to be hemispherical, hemispherical limiting grooves are formed in the first connecting piece and the second connecting piece, and the first clamping piece and the second clamping piece abut against the limiting grooves to enable the first threaded holes and the second threaded holes to be coaxially aligned respectively.
Preferably, the first connecting member is a steel plate.
Preferably, the second connecting member is a steel plate.
In the technical scheme, the utility model provides a pair of shallow little clear distance tunnel bow member of bias voltage that buries possesses following beneficial effect: utilize the protruding part of first steelframe tip to contradict the concave cambered surface of second steelframe tip and slide and get into the conflict inslot of seting up on the concave cambered surface so that first steelframe and second steelframe are pegged graft in order to form the steel bow member, the protruding cambered surface of first steelframe is inconsistent with the concave cambered surface of second steelframe this moment, need not make protruding part and conflict groove align to be close to with pegging graft each other, only need make the protruding cambered surface of first steelframe be close to the concave cambered surface of second steelframe, conflict concave cambered surface that the protruding part on the protruding cambered surface can be natural slides and gets into in the conflict inslot and peg graft in order to accomplish, avoid using first buckle mechanism and second buckle mechanism and be difficult to the problem of aliging in the connection process of first steelframe and second steelframe, the construction connection shaping of being convenient for the steel bow member.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a general structural sectional view provided by an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the first and second steel frames according to an embodiment of the present invention;
fig. 3 is a structural cross-sectional view of the first connecting member and the second connecting member according to an embodiment of the present invention.
Description of the reference numerals:
1. a first steel frame; 11. a boss portion; 2. a second steel frame; 21. a collision groove; 3. a first connecting member; 4. a second connecting member; 51. a first threaded hole; 52. a limiting groove; 53. a second threaded hole; 54. a groove; 6. a first clip member; 61. a hook is clamped; 7. a second clip member; 71. a clamping groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely below with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
As shown in fig. 1-3, a shallow-buried bias small-clear-distance tunnel arch center comprises a first steel frame 1 and a second steel frame 2, wherein the first end face of the first steel frame 1 is a convex arc face, the first end face of the second steel frame 2 is a concave arc face, a protruding portion 11 is arranged on the convex arc face of the first steel frame 1, a collision groove 21 is formed in the concave arc face of the second steel frame 2, and the protruding portion 11 is driven to slide along the concave arc face to enter the collision groove 21 so that the first steel frame 1 and the second steel frame 2 are integrally connected into the steel arch center.
Specifically, as shown in fig. 1, the end of the first steel frame 1 close to the second steel frame 2 is a first end, the end of the second steel frame 2 close to the first steel frame 1 is a first end, and the first steel frame 1 and the second steel frame 2 are both in a semicircular arc shape, when the first steel frame 1 and the second steel frame 2 need to be connected with each other to form a steel arch, a worker controls the grabbing device to respectively suspend the first steel frame 1 and the second steel frame 2, so that the convex arc surface of the first end of the first steel frame 1 gradually approaches the concave arc surface of the second steel frame 2, at this time, the convex part 11 arranged on the convex arc surface of the first steel frame 1 gradually approaches the concave arc surface of the second steel frame 2, and gradually slides into the abutting groove 21 at the bottom of the concave arc surface as the moving convex part 11 of the first steel frame 1 abuts against the concave arc surface of the second steel frame 2, stop moving after the convex arc face of first steelframe 1 contradicts the concave arc face of second steelframe 2, so that first steelframe 1 and second steelframe 2 peg graft each other in order to form the steel bow member, and the tip of bellying 11 is provided with the fillet so that slide and get into in the conflict groove 21, utilize the bellying 11 of first steelframe 1 and the concave arc face of second steelframe 2, only need aim at the bellying 11 concave arc face of second steelframe 2, use the piece to aim at a face, align for using buckle mechanism complex, obviously aim at more easily with the form of piece alignment face, avoid using first buckle mechanism and second steelframe mechanism and be difficult to the problem of aliging in the connection process of first steelframe 1 and second steelframe 2, the construction of the steel bow member of being convenient for is connected the shaping.
Among the above-mentioned technical scheme, the concave cambered surface that utilizes the bellying 11 conflict second steelframe 2 tip of first steelframe 1 tip slides and gets into in the conflict groove 21 of seting up on the concave cambered surface so that first steelframe 1 and second steelframe 2 are pegged graft in order to form the steel bow member, the convex cambered surface of first steelframe 1 is inconsistent with the concave cambered surface of second steelframe 2 this moment, need not make bellying 11 align with conflict groove 21 and be close to in order pegging graft each other, only need make the convex cambered surface of first steelframe 1 be close to the concave cambered surface of second steelframe 2, the conflict concave cambered surface that bellying 11 on the convex cambered surface can be natural slides and gets into in conflict groove 21 in order to accomplish the grafting, avoid using first buckle mechanism and second buckle mechanism and be difficult to the problem of aliging in the connection process of first steelframe 1 and second steelframe 2, the construction connection shaping of steel bow member of being convenient for.
As the embodiment that the utility model further provides, the round pin has first joint spare 6 on the first steelframe 1, and the round pin has second joint spare 7 on the second steelframe 2, is provided with trip 61 on the first joint spare 6, is provided with draw-in groove 71 on the second joint spare 7, and trip 61 joint is in draw-in groove 71.
Specifically, as shown in fig. 2, the upside and the downside of the first end of first steelframe 1 are all pinned with first joint spare 6, the upside and the downside of the first end of second steelframe 2 are all pinned with second joint spare 7, when the concave cambered surface that the removal bellying 11 of first steelframe 1 contradicted second steelframe 2 slides gradually and gets into in the conflict groove 21 of concave cambered surface bottom, utilize bellying 11 to be located in conflict groove 21 at this moment in order to accomplish the alignment of trip 61 of first joint spare 6 and the draw-in groove 71 of second joint spare 7, when bellying 11 receives the drive slip conflict in the bottom of conflict groove 21, trip 61 joint is in draw-in groove 71, first joint spare 6 and the mutual joint of second joint spare 7 are fixed in order to accomplish the preliminary fixed to first steelframe 1 and second steelframe 2 this moment, avoid the scattering of first steelframe 1 and second steelframe 2 after the grafting is accomplished to break away from, guarantee that first steelframe 1 and second steelframe 2 position are prefixed before steel bow construction connects, can not break away from each other, be convenient for the construction molding of steel bow.
As the embodiment that the utility model further provides, still include first connecting piece 3 and second connecting piece 4, all set up a plurality of first screw holes 51 on first connecting piece 3 and the second connecting piece 4, all set up recess 54 in order to form the standing groove on first steelframe 1 and the second steelframe 2, first connecting piece 3 and second connecting piece 4 contradict respectively in two standing grooves, a plurality of second screw holes 53 have all been seted up to the recess 54 bottom of first steelframe 1 and second steelframe 2.
Specifically, as shown in fig. 3, a plurality of first threaded holes 51 are formed in the first connecting piece 3 and the second connecting piece 4, as shown in fig. 2, grooves 54 are formed in the upper side and the lower side of the first end of the first steel frame 1 and the second steel frame 2 to form placing grooves, and a plurality of second threaded holes 53 are formed in the bottoms of the grooves 54 of the first steel frame 1 and the second steel frame 2, the first connecting piece 3 abuts against the placing grooves above the first steel frame 1 and the second steel frame 2, and is installed in the first threaded holes 51 and the second threaded holes 53 by using screw threads, at this time, the first connecting piece 3 passes through screws to fixedly connect the first steel frame 1 and the second steel frame 2 to each other, the second connecting piece 4 abuts against the placing grooves below the first steel frame 1 and the second steel frame 2 by using the same principle, and passes through fixing screws, the first connecting piece 3 and the second connecting piece 4 are completely fixed to each other by using the first connecting piece 3 and the second connecting piece 4 and the screws to ensure that the steel frame is connected to be firmly connected to the first connecting piece 3 and the second connecting piece 4 by spot welding, and the connecting piece 3 and the second connecting piece 4.
As the embodiment that the utility model further provides, first joint spare 6 and second joint spare 7 joint is integrative in order to be hemispherical, has all seted up on first connecting piece 3 and the second connecting piece 4 and is hemispherical spacing groove 52, in the spacing groove 52 of contradicting of first joint spare 6 and second joint spare 7 so that a plurality of first screw holes 51 and a plurality of second screw holes 53 coaxial alignment respectively.
Specifically, as shown in fig. 2, when the first steel frame 1 and the second steel frame 2 are mutually inserted to form the steel arch, the first clamping piece 6 and the second clamping piece 7 are clamped into a whole to be hemispherical, and the first clamping piece 6 and the second clamping piece 7 are both located in the placing groove, when the first connecting piece 3 is abutted to the placing groove, the limiting groove 52 of the first connecting piece 3 is made to be close to the first connecting piece 3 and the second connecting piece 4 so that the first clamping piece 6 and the second clamping piece 7 are abutted to the limiting groove 52, at this time, the limiting groove 52 and the first clamping piece 6 and the second clamping piece 7 which are hemispherical limit the first connecting piece 3, so that the first threaded holes 51 and the second threaded holes 53 on the first connecting piece 3 are respectively coaxially aligned, the second connecting piece 4 is positioned in the placing groove below so that the first threaded holes 51 and the second threaded holes 53 on the first clamping piece 51 and the second clamping piece 53 are respectively coaxially aligned, the first clamping piece 6 and the second clamping piece 7 which are hemispherical are respectively abutted to the first threaded holes 51 and the second threaded holes 53 are respectively coaxially aligned, and the second clamping piece 4 are utilized, so that the first clamping piece 51 and the second clamping piece are respectively coaxially aligned, and the second clamping hole 53, and the second clamping piece are conveniently connected, and the difficulty of the subsequent steel arch is reduced.
As a further embodiment provided by the present application, the first connecting member 3 is a steel plate.
Specifically, the first connecting piece 3 of steel has comparatively excellent hardness and compressive strength, can increase holistic compressive strength life when connecting into whole with first steelframe 1 and second steelframe 2.
As a further embodiment provided by the present application, the second connecting member 4 is a steel plate.
Specifically, steel second connecting piece 4 has comparatively excellent hardness and compressive strength, can increase holistic compressive strength life when connecting into whole with first steelframe 1 and second steelframe 2.
The working principle is as follows: when the first steel frame 1 and the second steel frame 2 need to be connected with each other to form the steel arch, the first clamping piece 6 and the second clamping piece 7 are respectively fixed at the first ends of the first steel frame 1 and the second steel frame 2 through pins, then a worker controls the grabbing equipment to respectively hoist the first steel frame 1 and the second steel frame 2, so that the convex arc surface of the first end of the first steel frame 1 is gradually close to the concave arc surface of the second steel frame 2, the convex part 11 arranged on the convex arc surface of the first steel frame 1 is gradually close to the concave arc surface of the second steel frame 2, and the convex arc surface of the first steel frame 1 gradually slides into the contact groove 21 at the bottom of the concave arc surface along with the contact of the convex part 11 of the first steel frame 1 with the concave arc surface of the second steel frame 2, at the time, the clamping hook 61 of the first clamping piece 6 is aligned with the clamping groove 71 of the second clamping piece 7, the convex arc surface of the first steel frame 1 contacts with the concave arc surface of the second steel frame 2, and then stops moving, so that the first steel frame 1 and the second steel frame 2 are mutually spliced to form the steel arch, at this moment, the clamping hook 61 is clamped in the clamping groove 71, the first clamping piece 6 and the second clamping piece 7 are clamped and fixed with each other to complete the pre-fixing of the first steel frame 1 and the second steel frame 2, then the first connecting piece 3 is abutted in the placing groove, the limiting groove 52 of the first connecting piece 3 is made to be close to the first connecting piece 3 and the second connecting piece 4 to enable the first clamping piece 6 and the second clamping piece 7 to be abutted in the limiting groove 52, at the moment, the limiting groove 52 and the hemispherical first clamping piece 6 and second clamping piece 7 limit the first connecting piece 3, so that the first threaded holes 51 and the second threaded holes 53 on the first connecting piece 3 are respectively coaxially aligned, the second connecting piece 4 is abutted in the placing groove below to enable the first threaded holes 51 and the second threaded holes 53 on the second connecting piece to be respectively coaxially aligned, and screws are used for being arranged in the first threaded holes 51 and the second threaded holes 53 to enable the first connecting piece 3 and the second threaded holes 53 to be respectively coaxially aligned Connecting piece 4 and first steelframe 1 and second steelframe 2 reciprocal anchorage completely, carry out spot welding respectively on first connecting piece 3 and second connecting piece 4 according to the concrete demand of tunnel support intensity at last to make first connecting piece 3 and second connecting piece 4 and first steelframe 1 and second steelframe 2 be connected more firmly.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The utility model provides a shallow little clear apart from tunnel bow member of burying bias voltage, a serial communication port, including first steelframe (1) and second steelframe (2), the first end terminal surface of first steelframe (1) is convex arc face, the first end terminal surface of second steelframe (2) is concave arc face, be provided with bellying (11) on the convex arc face of first steelframe (1), conflict groove (21) have been seted up on the concave arc face of second steelframe (2), bellying (11) are driven and are gone into in conflict groove (21) along concave arc face slip so that first steelframe (1) and second steelframe (2) are pegged graft into integrative steel bow member.
2. The shallow-buried bias small-clearance tunnel arch according to claim 1, wherein a first clamping member (6) is pinned on the first steel frame (1), a second clamping member (7) is pinned on the second steel frame (2), a hook (61) is arranged on the first clamping member (6), a slot (71) is arranged on the second clamping member (7), and the hook (61) is clamped in the slot (71).
3. The shallow-buried bias small-clear-distance tunnel arch according to claim 2, further comprising a first connecting piece (3) and a second connecting piece (4), wherein the first connecting piece (3) and the second connecting piece (4) are respectively provided with a plurality of first threaded holes (51), the first steel frame (1) and the second steel frame (2) are respectively provided with a groove (54) to form a placing groove, the first connecting piece (3) and the second connecting piece (4) respectively abut against the two placing grooves, and the bottoms of the grooves (54) of the first steel frame (1) and the second steel frame (2) are respectively provided with a plurality of second threaded holes (53).
4. The shallow-buried biasing small-clear-distance tunnel arch center according to claim 3, wherein the first clamping member (6) and the second clamping member (7) are clamped into a whole to be hemispherical, the first connecting member (3) and the second connecting member (4) are both provided with hemispherical limiting grooves (52), and the first clamping member (6) and the second clamping member (7) are abutted into the limiting grooves (52) so that the first threaded holes (51) and the second threaded holes (53) are respectively coaxially aligned.
5. A shallow biased small clear distance tunnel arch according to claim 3, characterised in that said first connector (3) is a steel plate.
6. A shallow biased small clear distance tunnel arch according to claim 3, characterised in that said second connector (4) is a steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222789569.3U CN218093067U (en) | 2022-10-21 | 2022-10-21 | Shallow-buried bias small-clear-distance tunnel arch frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222789569.3U CN218093067U (en) | 2022-10-21 | 2022-10-21 | Shallow-buried bias small-clear-distance tunnel arch frame |
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| Publication Number | Publication Date |
|---|---|
| CN218093067U true CN218093067U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222789569.3U Active CN218093067U (en) | 2022-10-21 | 2022-10-21 | Shallow-buried bias small-clear-distance tunnel arch frame |
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| Country | Link |
|---|---|
| CN (1) | CN218093067U (en) |
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- 2022-10-21 CN CN202222789569.3U patent/CN218093067U/en active Active
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