CN210104756U - Combined circular steel supporting structure for controlling displacement by axial force - Google Patents
Combined circular steel supporting structure for controlling displacement by axial force Download PDFInfo
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- CN210104756U CN210104756U CN201920282821.7U CN201920282821U CN210104756U CN 210104756 U CN210104756 U CN 210104756U CN 201920282821 U CN201920282821 U CN 201920282821U CN 210104756 U CN210104756 U CN 210104756U
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Abstract
The utility model belongs to the technical field of foundation ditch supporting mechanism and specifically relates to combination circular steel bearing structure of axial force control displacement. The supporting structure comprises an inclined strut mechanism and a straight strut mechanism, wherein two ends of the inclined strut mechanism are respectively and fixedly connected to two adjacent end faces of the foundation pit surrounding purlin, and two ends of the straight strut mechanism are respectively and fixedly connected to two opposite end faces of the foundation pit surrounding purlin. The utility model discloses a boundary truss's totality support form utilizes bracing piece cross connecting piece, built-up connection spare, displacement control for bearing structure based on the bracing piece becomes safe and reliable's system, can be applied to well, large-scale industry civil engineering foundation ditch.
Description
Technical Field
The utility model belongs to the technical field of foundation ditch supporting mechanism and specifically relates to combination circular steel bearing structure of axial force control displacement.
Background
At present, the reserved quantity of domestic circular steel supports is very large, but the circular steel supports are all single circular steel supports and are not connected with each other, and due to the lack of integrity and the lack of a safe and reliable structural form, the circular steel supports are mainly used in small foundation pits of civil engineering and cannot be applied to medium-sized and large foundation pits, and the use efficiency of resources is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the technical problem that describes in the background art, the utility model provides a combination circular steel bearing structure of axial force control displacement utilizes bracing piece cross connecting piece, built-up connection spare, displacement control piece through the overall support form of truss for bearing structure based on the bracing piece becomes safe and reliable's system, can be applied to well, large-scale worker civil engineering foundation ditch.
The utility model provides a technical scheme that its technical problem adopted is:
the combined circular steel supporting structure for controlling displacement by the axial force comprises an inclined strut mechanism and a straight strut mechanism, wherein two ends of the inclined strut mechanism are respectively and fixedly connected to two adjacent end surfaces of a foundation pit purlin, and two ends of the straight strut mechanism are respectively and fixedly connected to two opposite end surfaces of the foundation pit purlin;
the inclined strut mechanism consists of a support rod, a support rod cross connecting piece and a connecting rod, wherein a plurality of support rods which are parallel to each other are fixedly connected together through the support rod cross connecting piece to form a support rod group, and two ends of the connecting rod are respectively fixed on the support rod cross connecting piece to realize the fixed connection between the adjacent support rod groups;
the straight supporting mechanism consists of supporting rods, supporting rod cross connecting pieces, connecting rods, combined connecting pieces and a displacement control piece, wherein a plurality of mutually parallel supporting rods are fixedly connected together through the supporting rod cross connecting pieces to form a supporting rod group, a supporting rod group is fixed between the inclined plane of each combined connecting piece and the end surface of the enclosing purlin of the foundation pit, a supporting rod group is fixed between the plane of one end of each combined connecting piece and the end surface of the enclosing purlin of the foundation pit, two combined connecting pieces fixed with the supporting rod groups are fixed together to form a single-side splayed supporting structure, the two symmetrical single-side splayed supporting structures are fixedly connected through the supporting rod groups, and the plane of each combined connecting piece is connected with the supporting rods;
and a supporting structure consisting of a plurality of diagonal bracing mechanisms and a plurality of straight bracing mechanisms is fixedly supported in the foundation pit surrounding purlin.
The displacement control part is composed of a threaded rod, pressurizing beams, flange plates and self-locking nuts, one end of the threaded rod is fixed on one pressurizing beam, the other end of the threaded rod penetrates into the other pressurizing beam, the self-locking nuts are connected to the threaded rod in a threaded mode, the flange plates are fixed to the outer ends of the pressurizing beams, the flange plate of one pressurizing beam is fixed to one end of the supporting rod group, and the flange plate of the other pressurizing beam is fixed to the combined connecting piece.
Specifically, the supporting rod cross connecting piece comprises cube blocks and rod pieces, more than two cube blocks are fixed to form one supporting rod cross connecting piece, threaded flange plates capable of being connected with the supporting rods are fixed to four sides of the supporting rod cross connecting piece, two adjacent cube blocks are fixedly connected together through the rod pieces, through holes are formed in the cube blocks, the supporting rods penetrate through the through holes in the cube blocks, and connecting rods are fixed between the cube blocks in two adjacent groups of supporting rod groups.
Specifically, the cube block is fixed with the triangle piece, is fixed with the ring flange that is used for connecting the bracing piece on the triangle piece, is fixed with the connecting rod between the triangle piece on two sets of bracing piece groups adjacent, and the connecting rod is X-shaped pole.
Specifically, the connecting rod is a straight rod.
Specifically, the built-up connection spare comprises rectangle auxiliary member and rectangle basic piece, and the recess has been seted up respectively to rectangle basic piece both sides, and the rectangle auxiliary member passes through bolt fixed connection in the recess, passes through rectangle auxiliary member fixed connection between two adjacent rectangle basic pieces.
Specifically, a rectangular sawtooth part is fixedly connected to the outer side of the combined connecting part, the rectangular sawtooth part consists of a rectangular frame and one or more sawtooth protruding structures, threaded flange plates used for fixing the supporting rod are arranged on the upper side and the lower side of the rectangular frame, a threaded hole capable of being connected with the rectangular base part is formed in the right side of the rectangular frame, and a threaded flange plate used for fixing the supporting rod is arranged on one side of the sawtooth protruding structure;
the grooves on the two sides of the rectangular base part are internally provided with threaded holes connected with the rectangular sawtooth part or the rectangular base part, and the upper side and the lower side of the rectangular frame are provided with threaded flange plates used for fixing the supporting rod;
the rectangle auxiliary member is a rectangular frame body, the right side of the rectangle auxiliary member is provided with a flange plate for fixing the support rod, and the left side of the rectangle auxiliary member is provided with a threaded hole connected with the rectangle basic member.
Specifically, built-up connection spare comprises cuboid frame and a sawtooth projection structure, and cuboid frame one side is fixed with the sawtooth projection structure, and other three sides of cuboid frame are equipped with the screw flange dish that is used for fixed support pole, and one side of sawtooth projection structure is equipped with the screw flange dish that is used for fixed support pole.
Specifically, bracing piece cross connecting piece comprises locating piece, rectangle frame and arc clamp, through rectangle frame fixed connection between two adjacent locating pieces, seted up on the locating piece with bracing piece matched with arc wall, the bracing piece is fixed between the arc wall and the arc clamp of locating piece by the centre gripping.
Specifically, the supporting rod end and the foundation pit surrounding purlin are fixedly connected together through a beam padding mechanism, the beam padding mechanism is composed of a beam padding piece and a steel plate, the beam padding piece and the steel plate are fixedly connected together through bolts, the steel plate is fixed on the end face of the concrete triangular block, and the end face of the beam padding piece is fixed on the end face of the supporting rod.
Specifically, built-up connection spare comprises rectangle frame and three angular frame, and the rectangle frame side is fixed with three angular frame, and both sides are equipped with the ring flange that is used for the fixed stay pole about the rectangle frame, and one side of three angular frame is equipped with the ring flange that is used for the fixed stay pole.
The utility model has the advantages that: the utility model provides a combination circular steel bearing structure of axial force control displacement utilizes bracing piece cross connecting piece, built-up connection spare, displacement control piece through the general support form of truss for bearing structure based on the bracing piece becomes safe and reliable's system, can be applied to well, large-scale worker civil engineering foundation ditch.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the support bar set and the support bar cross-shaped connecting member of the present invention;
fig. 3 is a schematic structural view of the displacement control member of the present invention;
FIG. 4 is a schematic diagram of the cube block of the present invention;
FIG. 5 is a schematic structural view of the composite connecting member of the present invention;
FIG. 6 is a schematic structural view of the rectangular saw tooth member of the present invention;
fig. 7 is a schematic structural view of the connection between the foundation pit purlin and the support rod of the utility model;
fig. 8 is a schematic structural view of the pad beam mechanism of the present invention;
FIG. 9 is a schematic structural view of a rectangular auxiliary member of the present invention;
fig. 10 is a schematic structural view of the positioning block and the rectangular frame of the present invention;
fig. 11 is a schematic structural view of a rectangular base member of the present invention;
fig. 12 is a schematic structural view of the connection of the combination connector and the displacement control member of the present invention;
fig. 13 is a schematic structural view of the composite connecting member of the present invention;
FIG. 14 is a schematic structural view of a rectangular auxiliary member of the present invention;
fig. 15 is a schematic structural view of the positioning block of the present invention;
fig. 16 is a schematic structural diagram of a rectangular frame according to the present invention;
fig. 17 is a schematic structural view of the arc-shaped clamp of the present invention;
in the figure, 1, a diagonal bracing mechanism, 2, a straight bracing mechanism, 3, a beam cushion mechanism, 11, a support rod, 12, a support rod cross connecting piece, 13, a connecting rod, 14, a combined connecting piece, 15, a displacement control piece, 31, a beam cushion piece, 32, a steel plate, 121, a cube block, 122, a rod piece, 123, a triangular block, 124, a positioning block, 125, a rectangular frame, 126, an arc-shaped clamp, 141, a rectangular auxiliary piece, 142, a rectangular base piece, 143, a rectangular sawtooth piece, 151, a threaded rod, 152, a pressurizing beam, 153, a flange plate, 154 and a self-locking nut are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
FIG. 1 is a schematic structural view of the present invention, FIG. 2 is a schematic structural view of a strut bar set and a strut bar cross-connecting member of the present invention, FIG. 3 is a schematic structural view of a displacement control member of the present invention, FIG. 4 is a schematic structural view of a cube block of the present invention, FIG. 5 is a schematic structural view of a composite connecting member of the present invention, FIG. 6 is a schematic structural view of a rectangular saw tooth member of the present invention, FIG. 7 is a schematic structural view of a foundation pit surrounding purlin of the present invention connected to a strut bar, FIG. 8 is a schematic structural view of a bolster mechanism of the present invention, FIG. 9 is a schematic structural view of a rectangular auxiliary member of the present invention, FIG. 10 is a schematic structural view of a positioning block and a rectangular frame of the present invention, FIG. 11 is a schematic structural view of a rectangular base member of the present invention, FIG. 12 is a schematic structural view of a composite connecting member and a, fig. 13 is the structure schematic diagram of the utility model discloses a built-up connection spare, fig. 14 is the structure schematic diagram of the rectangle auxiliary member of the utility model, fig. 15 is the structure schematic diagram of the locating piece of the utility model, fig. 16 is the structure schematic diagram of the rectangle frame of the utility model, fig. 17 is the structure schematic diagram of the arc clamp of the utility model.
The combined circular steel supporting structure for controlling displacement by the axial force comprises an inclined strut mechanism 1 and a straight strut mechanism 2, wherein two ends of the inclined strut mechanism 1 are fixedly connected to two adjacent end surfaces of a foundation pit surrounding purlin respectively, and two ends of the straight strut mechanism 2 are fixedly connected to two opposite end surfaces of the foundation pit surrounding purlin respectively; the inclined strut mechanism 1 consists of a support rod 11, a support rod cross connecting piece 12 and a connecting rod 13, wherein a plurality of support rods 11 which are parallel to each other are fixedly connected together through the support rod cross connecting piece 12 to form a support rod group, and two ends of the connecting rod 13 are respectively fixed on the support rod cross connecting piece 12 to realize the fixed connection between the adjacent support rod groups; the straight supporting mechanism 2 consists of supporting rods 11, supporting rod cross connecting pieces 12, connecting rods 13, combined connecting pieces 14 and a displacement control piece 15, wherein a plurality of mutually parallel supporting rods 11 are fixedly connected together through the supporting rod cross connecting pieces 12 to form a supporting rod group, the supporting rod group is fixed between the inclined plane of the combined connecting pieces 14 and the end surface of the foundation pit surrounding purlin, the supporting rod group is fixed between the plane of one end of the combined connecting pieces 14 and the end surface of the foundation pit surrounding purlin, the two combined connecting pieces 14 fixed with the supporting rod group are fixed together to form a single-side splayed supporting structure, the two symmetrical single-side splayed supporting structures are fixedly connected through the supporting rod group, and the plane of the combined connecting pieces 14 is connected with the supporting rods 11 through the displacement control; and a supporting structure consisting of a plurality of inclined supporting mechanisms 1 and a plurality of straight supporting mechanisms 2 is fixedly supported in the foundation pit enclosing purlin. The displacement control member 15 is composed of a threaded rod 151, a pressurizing beam 152, a flange 153 and a self-locking nut 154, one end of the threaded rod 151 is fixed on one pressurizing beam 152, the other end of the threaded rod 151 penetrates into the other pressurizing beam 152, the self-locking nut 154 is connected to the threaded rod 151 in a threaded manner, the flange 153 is fixed on the outer end of the pressurizing beam 152, the flange 153 of one pressurizing beam 152 is fixed at one end of the support rod group, and the flange 153 of the other pressurizing beam 152 is fixed on the combined connecting member 14. The supporting rod cross connecting piece 12 is composed of cube blocks 121 and rod pieces 122, more than two cube blocks 121 are fixed to form one supporting rod cross connecting piece 12, two adjacent cube blocks 121 are fixedly connected together through the rod pieces 122, through holes are formed in the cube blocks 121, the supporting rods 11 penetrate through the through holes in the cube blocks 121, threaded flange plates capable of being connected with the supporting rods 11 are fixed on four sides of the supporting rod cross connecting piece 12, and connecting rods 13 are fixed between the cube blocks 121 in two adjacent groups of supporting rod groups. The cube block 121 is fixed with a triangular block 123, the triangular block 123 is fixed with a flange plate for connecting the support rods 11, a connecting rod 13 is fixed between the triangular blocks 123 on two adjacent groups of support rod groups, and the connecting rod 13 is an X-shaped rod. The connecting rod 13 is a straight rod. The combined connecting piece 14 is composed of a rectangular auxiliary piece 141 and a rectangular base piece 142, two sides of the rectangular base piece 142 are respectively provided with a groove, the rectangular auxiliary piece 141 is fixedly connected in the grooves through bolts, and two adjacent rectangular base pieces 142 are fixedly connected through the rectangular auxiliary piece 141. The outer side of the combined connecting piece 14 is fixedly connected with a rectangular sawtooth piece 143, the rectangular sawtooth piece 143 is composed of a rectangular frame and a sawtooth protruding structure, the sawtooth protruding structure is fixed on one side of the rectangular frame, the thread flange plates for fixing the support rod 11 are arranged on the other three sides of the rectangular frame, and the thread flange plates for fixing the support rod 11 are arranged on one side of the sawtooth protruding structure. The cross-shaped connecting member 12 of the supporting rod is composed of positioning blocks 124, rectangular frames 125 and arc-shaped clamps 126, two adjacent positioning blocks 124 are fixedly connected through the rectangular frames 125, arc-shaped grooves matched with the supporting rod 11 are formed in the positioning blocks 124, and the supporting rod 11 is clamped and fixed between the arc-shaped grooves of the positioning blocks 124 and the arc-shaped clamps 126. The end of the support rod 11 is fixedly connected with the foundation pit surrounding purlin through the beam padding mechanism 3, the beam padding mechanism 3 is composed of a beam padding piece 31 and a steel plate 32, the beam padding piece 31 and the steel plate 32 are fixedly connected together through bolts, the steel plate 32 is fixed on the end face of the concrete triangular block, and the end face of the beam padding piece 31 is fixed on the end of the support rod 11. The built-up connection spare 14 comprises rectangle frame and three angular frame, and the rectangle frame side is fixed with three angular frame, and both sides are equipped with the ring flange that is used for fixed support pole 11 about the rectangle frame, and one side of three angular frame is equipped with the ring flange that is used for fixed support pole 11. The combined connecting piece 14 consists of a rectangular frame and one or more sawtooth projection structures, the upper side and the lower side of the rectangular frame are provided with threaded flange plates for fixing the supporting rod 11, the right side of the rectangular frame is provided with threaded holes capable of being connected with the rectangular base piece 142, and one side of the sawtooth projection structures is provided with threaded flange plates for fixing the supporting rod 11;
threaded holes connected with the rectangular sawtooth parts 143 or the rectangular base part 142 are formed in the grooves on the two sides of the rectangular base part 142, and threaded flange plates used for fixing the support rods 11 are arranged on the upper side and the lower side of the rectangular frame;
the rectangular auxiliary member 141 is a rectangular frame, a flange for fixing the support rod 11 is provided on the right side of the rectangular auxiliary member 141, and a screw hole for connecting with the rectangular base member 142 is provided on the left side of the rectangular auxiliary member 141.
The first embodiment is as follows:
referring to fig. 2 and 4, a plurality of parallel support rods 11 form a support rod group, each support rod in the support rod group passes through a cube block 121, and all the cube blocks 121 in the same support rod cross-shaped connecting member 12 are fixed together by a rod 122. The cube block 121 is formed by fixing two symmetrical blocks with semicircular grooves. Each group of support rod groups is connected with a plurality of support rod cross connecting pieces 12, adjacent support rod groups are fixedly connected together through connecting rods 13, and the ends of the connecting rods 13 are respectively fixedly connected to the support rod cross connecting pieces 12 on the support rod groups. The connecting rod 13 has two forms, one connecting rod 13 is a straight rod, the other connecting rod 13 is an X-shaped rod, and both ends of the straight connecting rod 13 are respectively connected to the cubic blocks 121 of the adjacent supporting rod groups. The four ends of the X-shaped connecting rod 13 are respectively connected to triangular blocks 123 fixed on the cubic blocks 121 of the adjacent supporting rod groups.
Referring to fig. 3 and 12, since the support rods 11 supported in the purlin of the foundation pit are affected by thermal expansion and contraction, and have slight length changes in different temperature environments, the displacement control member 15 is required to fix the length of the support rods 11. The displacement control member 15 has a front and a rear pressure beam 152, one pressure beam 152 being fixed to one end of the threaded rod 151, the other pressure beam 152 being slidable on the threaded rod 151. One pressurizing cross beam 152 is fixed on the combined connecting piece 14, the other pressurizing cross beam 152 is fixed at one end of the supporting rod 11, and the other end of the supporting rod 11 is fixed on the foundation pit surrounding purlin. At this time, the movable pressurizing beam 152 moves along the threaded rod 151, so that the distance between the two pressurizing beams 152 is adjusted, and then the self-locking nut 154 is rotated, so that the self-locking nut 154 rotates on the threaded rod 151 and is attached to the movable pressurizing beam 152, so that the distance between the two pressurizing beams 152 is determined, and the displacement is accurately controlled.
Referring to fig. 7 and 8, a plurality of flanges are fixed on the beam pad member 31, the flanges are fixed at one end of the support rod 11, and the other end of the beam pad mechanism 3 is fixed on the foundation pit purlin.
Referring to fig. 5, 6, 9 and 11, the connecting assembly 14 is composed of a plurality of rectangular base members 142 and a rectangular sawtooth member 143, wherein the upper and lower parallel end surfaces of the rectangular base members 142 are respectively fixed to the support rods 11, and the rectangular sawtooth member 143 is fixed to the side surface of the rectangular base member 142. The upper and lower parallel end faces of the rectangular sawtooth part 143 are respectively fixedly connected with the support rod 11, and the triangular end face of the side face of the rectangular sawtooth part 143 is fixed at the end of the support rod 11.
As shown in the attached drawing 1, inclined support mechanisms 1 composed of support rod groups are supported at four corners of the foundation pit purlin, and a plurality of straight support mechanisms 2 are supported on the opposite inner walls of the foundation pit purlin. The straight supporting mechanism 2 is composed of a supporting rod group, a combined connecting piece 14 and a displacement control piece 15, one end of the supporting rod group positioned at the front end is fixed on the foundation pit surrounding purlin, the other end of the supporting rod group positioned at the front end is fixed on the front end face of the combined connecting piece 14 through the displacement control piece 15, the rear end face of the combined connecting piece 14 is fixed at one end of the supporting rod group positioned at the rear end, and the other end of the supporting rod group positioned at the rear end is fixed on the foundation pit surrounding pur. The two symmetrical combined connecting pieces 14 are fixedly connected together through the supporting rod 11, and the supporting rod group is fixed on the outer sides of the two symmetrical combined connecting pieces 14 through the triangular end face of the rectangular sawtooth piece 143. The two sets of support rods fixed to the two symmetrical rectangular saw teeth 143 form a splayed structure. Two symmetrical splayed supporting structures are respectively fixed on two opposite end faces of the foundation pit surrounding purlin.
Example two:
as shown in fig. 10, 15, 16 and 17, the cross-shaped connecting members 12 for connecting the supporting rods 11 to form the supporting rod assembly may be replaced with a positioning block 124, a rectangular frame 125 and an arc-shaped clamp 126. The plurality of positioning blocks 124 are fixedly connected with each other through the rectangular frame 125, then the lower semi-arc surface of each supporting rod 11 is respectively and correspondingly placed in the arc-shaped groove of one positioning block 124, at the moment, the concave surface of the arc-shaped hoop 126 is attached to the upper semi-arc surface of the supporting rod 11, and finally, the two ends of the arc-shaped hoop 126 are fixedly connected to the positioning blocks 124 through bolts, so that the supporting rod 11 is clamped and fixed in the hole formed by the arc-shaped hoop 126 and the positioning blocks 124.
Example three:
as shown in fig. 13, the connecting assembly 14 may be composed of a rectangular parallelepiped frame and a saw-tooth protrusion structure, the saw-tooth protrusion structure is fixed on one side of the rectangular parallelepiped frame, the support rod 11 is fixed on the threaded flange on the other three sides of the rectangular parallelepiped frame, and the support rod 11 is fixed on the threaded flange on one side of the saw-tooth protrusion structure. Or only a rectangular frame with screw flanges on four sides is used as the combined connecting piece 14 for connecting the support rods 11.
Example four:
as shown in fig. 14, the outermost rectangular auxiliary member 141 is a rectangular frame provided with a screw flange.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (11)
1. The combined circular steel supporting structure for controlling displacement by the axial force is characterized by comprising an inclined strut mechanism (1) and a straight strut mechanism (2), wherein two ends of the inclined strut mechanism (1) are respectively and fixedly connected to two adjacent end surfaces of a foundation pit purlin, and two ends of the straight strut mechanism (2) are respectively and fixedly connected to two opposite end surfaces of the foundation pit purlin;
the inclined strut mechanism (1) consists of support rods (11), support rod cross connecting pieces (12) and connecting rods (13), a plurality of support rods (11) which are parallel to each other are fixedly connected together through the support rod cross connecting pieces (12) to form support rod groups, and two ends of each connecting rod (13) are respectively fixed on the support rod cross connecting pieces (12) to realize the fixed connection between the adjacent support rod groups;
the straight supporting mechanism (2) is composed of supporting rods (11), supporting rod cross connecting pieces (12), connecting rods (13), combined connecting pieces (14) and a displacement control piece (15), a plurality of mutually parallel supporting rods (11) are fixedly connected together through the supporting rod cross connecting pieces (12) to form a supporting rod group, a supporting rod group is fixed between the inclined plane of the combined connecting pieces (14) and the end surface of the foundation pit surrounding purlin, a supporting rod group is fixed between the plane of one end of each combined connecting piece (14) and the end surface of the foundation pit surrounding purlin, two combined connecting pieces (14) fixed with the supporting rod groups are fixed together to form a single-side splayed supporting structure, the two symmetrical single-side splayed supporting structures are fixedly connected through the supporting rod groups, and the plane of each combined connecting piece (14) is connected with the supporting rods (11) through the displacement control piece (15);
and a supporting structure consisting of a plurality of diagonal bracing mechanisms (1) and a plurality of straight bracing mechanisms (2) is fixedly supported in the foundation pit surrounding purlin.
2. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the displacement control part (15) comprises a threaded rod (151), a pressurizing beam (152), a flange plate (153) and a self-locking nut (154), one end of the threaded rod (151) is fixed on one pressurizing beam (152), the other end of the threaded rod (151) penetrates into the other pressurizing beam (152), the threaded rod (151) is connected with the self-locking nut (154) in a threaded mode, the flange plate (153) is fixed on the outer end of the pressurizing beam (152), the flange plate (153) of one pressurizing beam (152) is fixed at one end of a supporting rod group, and the flange plate (153) of the other pressurizing beam (152) is fixed on the combined connecting piece (14).
3. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the supporting rod cross connecting piece (12) is composed of cube blocks (121) and rod pieces (122), more than two cube blocks (121) are fixed to form one supporting rod cross connecting piece (12), threaded flange plates capable of being connected with the supporting rods (11) are fixed to four sides of the supporting rod cross connecting piece (12), two adjacent cube blocks (121) are fixedly connected together through the rod pieces (122), through holes are formed in the cube blocks (121), the supporting rods (11) penetrate through the through holes in the cube blocks (121), and connecting rods (13) are fixed between the cube blocks (121) in two adjacent groups of supporting rod groups.
4. The combined circular steel support structure of axial force controlled displacement according to claim 3, characterized in that: the supporting rod cross connecting piece is characterized in that triangular blocks (123) are fixed on the cube block (121), flange plates used for connecting supporting rods (11) are fixed on the triangular blocks (123), connecting rods (13) are fixed between the triangular blocks (123) on two adjacent groups of supporting rod groups, the supporting rods (11) penetrating through the cube block (121) on the same supporting rod cross connecting piece (12) are perpendicular to the supporting rods (11) fixed on the cube block (121), and the connecting rods (13) are X-shaped rods.
5. The combined circular steel support structure of axial force controlled displacement according to claim 3, characterized in that: the connecting rod (13) is a straight rod.
6. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the combined connecting piece (14) is composed of a rectangular auxiliary piece (141) and a rectangular base piece (142), grooves are formed in two sides of the rectangular base piece (142) respectively, the rectangular auxiliary piece (141) is fixedly connected in the grooves through bolts, and two adjacent rectangular base pieces (142) are fixedly connected through the rectangular auxiliary piece (141).
7. The combined circular steel support structure of axial force controlled displacement according to claim 6, characterized in that: the outer side of the combined connecting piece (14) is fixedly connected with a rectangular sawtooth piece (143), the rectangular sawtooth piece (143) consists of a rectangular frame and one or more sawtooth protruding structures, the upper side and the lower side of the rectangular frame are provided with threaded flange plates used for fixing the supporting rod (11), the right side of the rectangular frame is provided with a threaded hole capable of being connected with the rectangular base piece (142), and one side of each sawtooth protruding structure is provided with a threaded flange plate used for fixing the supporting rod (11);
threaded holes connected with the rectangular sawtooth pieces (143) or the rectangular basic pieces (142) are formed in grooves in two sides of the rectangular basic pieces (142), and threaded flange plates used for fixing the support rods (11) are arranged on the upper side and the lower side of the rectangular frame;
the rectangular auxiliary member (141) is a rectangular frame body, a flange plate used for fixing the support rod (11) is arranged on the right side of the rectangular auxiliary member (141), and a threaded hole connected with the rectangular base member (142) is arranged on the left side of the rectangular auxiliary member (141).
8. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the combined connecting piece (14) is composed of a cuboid frame and a sawtooth protruding structure, the sawtooth protruding structure is fixed on one side of the cuboid frame, the thread flange plates used for fixing the supporting rod (11) are arranged on the other three sides of the cuboid frame, and the thread flange plates used for fixing the supporting rod (11) are arranged on one side of the sawtooth protruding structure.
9. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the supporting rod cross connecting piece (12) is composed of positioning blocks (124), rectangular frames (125) and arc-shaped clamps (126), two adjacent positioning blocks (124) are fixedly connected through the rectangular frames (125), arc-shaped grooves matched with the supporting rods (11) are formed in the positioning blocks (124), and the supporting rods (11) are clamped and fixed between the arc-shaped grooves of the positioning blocks (124) and the arc-shaped clamps (126).
10. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the end of the support rod (11) is fixedly connected with the foundation pit surrounding purlin through a beam padding mechanism (3), the beam padding mechanism (3) is composed of beam padding pieces (31) and steel plates (32), the beam padding pieces (31) are fixedly connected with the steel plates (32) through bolts, the steel plates (32) are fixed on the end faces of the concrete triangular blocks, and the end faces of the beam padding pieces (31) are fixed on the end of the support rod (11).
11. The combined circular steel support structure of axial force controlled displacement according to claim 1, characterized in that: the combined connecting piece (14) is composed of a rectangular frame and a triangular frame, the triangular frame is fixed to the side edge of the rectangular frame, flange plates used for fixing the supporting rods (11) are arranged on the upper side and the lower side of the rectangular frame, and the flange plates used for fixing the supporting rods (11) are arranged on one side of the triangular frame.
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| CN201920282821.7U CN210104756U (en) | 2019-03-06 | 2019-03-06 | Combined circular steel supporting structure for controlling displacement by axial force |
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| CN201920282821.7U CN210104756U (en) | 2019-03-06 | 2019-03-06 | Combined circular steel supporting structure for controlling displacement by axial force |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778875A (en) * | 2019-03-06 | 2019-05-21 | 戴向胜 | The combination Circular Steel Support structure of axle power command displacement |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778875A (en) * | 2019-03-06 | 2019-05-21 | 戴向胜 | The combination Circular Steel Support structure of axle power command displacement |
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