CN1804238A

CN1804238A - Combined foundation of backstay type machinery apparatus

Info

Publication number: CN1804238A
Application number: CN 200610002190
Authority: CN
Inventors: 赵正义
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-01-20
Filing date: 2006-01-20
Publication date: 2006-07-19
Anticipated expiration: 2026-01-20
Also published as: CN100485137C

Abstract

The invention relates to a mast integrated base of mechanical device, providing a square cross beam and slab structure combined by prefabricated elements, and solid bulk material with certain volume weight to apply periodically movement. It comprises a horizontal integrated method formed by horizontal connection system whose upper and lower spaces are crossed without bond stress, taper positioning structure and anti-shear anti-displacement structure; the vertical connection structure and the transition connection structures in same property standard can realize the standardization and seriation of prefabricated mast mechanical device integrated base, with small accommodation area, quick installment, saved resource, and significant economic benefits.

Description

Combined foundation of backstay type machinery apparatus

Technical field:

The cycle of the present invention relates to is moved concrete prefabricated parts or concrete prefabricated parts and other backstay type machinery apparatus basis that has the solid granule of certain unit weight to make up of use.

Background technology:

At present, the cycle in building, electric power, oil, information, Di Kuang, military each field move use as building fixed tower machine, wind-driven generator, oil production machine, signal pylon, rig, the basis of backstay type machinery apparatus such as Large Radar, mostly adopt integral cast-in-situ concrete basis, its obvious drawback is that resource utilization is extremely low, long construction period, and the cold district fabrication cycle is longer, can not reuse, cause ample resources waste and environment pollution simultaneously.Existing in recent years cross combined concrete prefabricated units foundation for tower crane come out because of its ground lifting surface area still less with the ratio of the area of foundation outline profile relatively, it is long-pending big to cause the basis to take up an area of, the member gross weight is big, though what have has quoted the post-tensioning unbounded prestress technology in the method for the prefabricated basic component of combination, but repeated use and lightweight two big technical goals at type foundation for tower crane, it is little also to exist the scope of application, only be applicable to some tilting moments, the tower machine that vertical force is less, and no matter be security performance for the tower machine that bears big tilting moment and vertical force, versatility, all there is limitation in various aspects to use economic benefit and further economize on resources etc., more limited other cycle is moved the complete sets of basic equipment use of using backstay type machinery apparatus.

Summary of the invention:

Goal of the invention: purpose of the present invention and task, it is little to provide a kind of floor space; The prefabricated stress members gross weight of concrete alleviates; Can in the relatively poor geological environment of bearing capacity of foundation soil condition, use; Be applicable to and bear the tilting moment of all sizes and the backstay type machinery apparatus of vertical force; Level connects and vertical connected system structure is more safe and reliable and improve moistureproof rustless property, be beneficial to elongated component life-span and repeated use with the reduction use cost; With the backstay type machinery apparatus that vertical connection construction is set on the basic cross axis extensive supporting usability is arranged; With the basis instrument mode of burying entirely, partly burying, revealing the entirely multiple applicability in basic ring border over the ground; With the applicability of other basis of performance level to different joint constructions; Thereby realize the further lifting comprehensively of resources conservation, environmental protection and the economic benefit of combined foundation of backstay type machinery apparatus.

Technical scheme:

Combined foundation of backstay type machinery apparatus of the present invention comprises the prefabricated foundation structure part of concrete, by concrete prefabricated member or have the vertical connected system in basic weight member, horizontal connected system, basis that the solid granule of certain unit weight constitutes and the switch transition device of backstay type machinery apparatus and basic joint construction and the basis instrument form of burying entirely, reveal entirely, partly burying, other structure and technical measures for realizing that technical goal is served.

The prefabricated foundation structure part of concrete of the present invention is combined by (1) 1 of the central part and 4 of the integration members of the length of side greater than basic deck-siding, the combination back is the concrete beam-slab structure that square concrete resistance to compression plate (2) and cross concrete grade beam (3) constitute, its combining form is divided into two kinds: its concrete grade beam plated construction (one) is that grade beam is positioned on the square diagonal, central part (1) four limit and square basic edge are 45 °, and its cornerwise extended line is divided into (4) 4 of equal integration members with remainder; Its concrete grade beam plated construction (two) is that grade beam is positioned on the square cross axis, and central part (1) four limit is parallel to square basic edge, and its cornerwise extended line is divided into (5) 4 of equal integration members with remainder.

Basic weight member of the present invention is by placing the concrete prefabricated parts on the resistance to compression plate or having certain unit weight such as solid granule such as sand, stone, soil, brick constitutes, the prefabricated basic weight member of its concrete has two kinds of different horizontal projection shapes: the prefabricated basic weight member of its concrete (6) is a plane body triangular in shape, be disposed on concrete grade beam plated construction () the weight member fulcrum (7), weight member fulcrum (7) is 12 concrete piers that the rectangular triangle in plan-position distributes, level above it is on resistance to compression plate (2) of the concrete grade beam plated construction () that is placed in; The plane is 4 isosceles right triangles and distributes; For ease of the lifting transportation, can be some trapezoid plate weight member (8) with basic weight member (6) horizontal decomposition; The prefabricated basic weight member of its concrete (9) is foursquare concrete cube for the plane, place on the weight member fulcrum (10) of concrete grade beam plated construction (two), weight member fulcrum (10) is at right angles leg-of-mutton 16 concrete piers of plane, level above it is on resistance to compression plate of the concrete grade beam plated construction (two) that is placed in, the plane is 4 square profile; For ease of the lifting transportation, can be some square plate weight member (11) with basic weight member (9) horizontal decomposition;

In order to make bulk cargo weight member (12) horizontal movement not occur, adopt two kinds of methods: the one, build barricade (13) by laying bricks or stones along basic outer rim; The 2nd, bulk bin is set; Bulk bin (14) is disposed at concrete grade beam plated construction (), its baffle plate horizontal projection is an in-line, constitute by shaped steel keel (15) and steel plate (16), the facade two side ends has connecting pin (17) fixing with embedded part (18) hinge joint of grade beam (3) side, termination, and the bottom surface is established connection cotter way (19) and cooperated with the bulk bin embedded part (20) that is provided with above the outer rim along basic resistance to compression plate (2); Bulk bin (21) is disposed at concrete grade beam plated construction (two), its baffle plate horizontal projection is equilateral L shaped, constitute by shaped steel keel (15) and steel plate (16), the facade two side ends has connecting pin (17) fixing with embedded part (18) hinge joint of grade beam (3) side, termination, and its bottom surface is provided with vertical connection cotter way (19) and cooperates with the bulk bin embedded part (20) that is provided with above the outer rim along basic resistance to compression plate (2); Upper limb in bulk bin (14), (21) is provided with suspension ring (22);

Need for installing with the facility of transporting, integration member of the present invention (4) can be divided into 2 along the grade beam axis normal: inner end piece (23) and outer end piece (24); Also can be divided into 3: inner end piece (23), extension (25) and outer end piece (24); Also may be partitioned into 4: inner end piece (23), interior extension (26), outer extension (27), outer end piece (24); More can be divided into 5: inner end piece (23), interior extension (138), middle extension (28), outer extension (139), outer end piece (24); Integration member (5) can be divided into 2 along grade beam (3) axis normal: inner end piece (29) and outer end piece (30); Also can be divided into 3: inner end piece (29), extension (31) and outer end piece (30); Also may be partitioned into 4: inner end piece (29), interior extension (32), outer extension (33), outer end piece (30); More can be divided into 5: inner end piece (29), interior extension (140), middle extension (34), outer extension (141), outer end piece (30); In view of the above, concrete grade beam plated construction () (two) is combined by (1) 1+4n of central part (n 〉=1, integer) part, and n is number of times+1 that decompose single-piece integration member (4), (5).

The vertical joint face of the prefabricated foundation structure part of each concrete of the present invention cooperates for no gap, and the cavity (35) that its vertical joint face lower end has the adjacent lattice dihedral of two contiguous prefabricated members to become is provided with power transmission layer of sand (36) between its resistance to compression plate bottom surface and ground or the bed course; At grade beam (3) position, be provided with anti-shearing anti-displacement formation (37), (38), (39) that vertical section is respectively trapezoid, triangle, arc between two concrete prefabricated parts; With the resistance to compression plate joint face of the prefabricated foundation structure part of the concrete of basic axis normal on be provided with anti-shearing anti-displacement formation (37), (38), (39), (109) that horizontal profile is respectively trapezoid, triangle, arc, vertical plane; Be the vertical joint face of the resistance to compression plate (2) of 45 with grade beam (3) horizontal axis, its vertical section is that trapezoid (37), triangle (38), arc (39), its lower end of vertical plane (109) have cavity (35).

The assembled connecting method of the prefabricated foundation structure part of concrete of the present invention is the post-tensioning unbounded prestress system that the cross horizontal space of diplopore intersects under single hole and the last single hole under the last single hole; On grade beam (3) top of the prefabricated foundation structure part of concrete 1 road level is set on axis and connects circular hole (41), through the cross axis, its circular hole center absolute altitude is identical, the bottom is provided with 1 road or at same absolute altitude the Kong Xinyu axis horizontal circular holes in equidistant 2 roads (41) is set on axis, with steel strand, steel tendon (44) or other prestressed material in horizontal circular hole (41), the one end is fixed end (42), and the other end is stretch-draw end (43); Its fixed end (42) is by being connected the concentric combination of circular hole (41) with the equal part ring (45) of the concrete prefabricated parts vertical plane of outer end piece (24) or (30) with pipe (46), circle (47), pipe (48), circle (49), level, floor (50) arranged enclosing (47) and enclose between (49); There is L shaped groove the export-oriented face of its ring (45) inboard; The plectane (51) that has the inboard L shaped tongue and groove in tongue and groove and ring (45) outside to match outside the inboard of ring (45) is provided with its inner face is established sealing grease (52) at its gap location that coincide, and there is U-shaped handle (53) at the center outside the plectane (51); In pipe (46), circle (47) outside establishes pressure-bearing pipe (54), bearing ring (55) is established in the outside of pressure-bearing pipe (54), on the bearing ring (55) porose (56), steel strand or steel tendon (44) from the hole (56) pass; Anchor head (57) is established in the end of steel strand or steel tendon (44); Its stretch-draw end (43) is provided with the annular groove of square-section by outside and outer end piece (24) or the equal outside of (30) outer vertical plane circle (58) is connected the concentric combination of circular hole (41) with pipe (59), circle (60), level, establishes in the annular groove and seals rubber ring (76); Between circle (58) and circle (60), trapezoidal floor (61) is arranged; Be provided with and the circle (62) of circle (59) in the outside of circle (58) with interior external diameter, establish the pipe (63) concentric in its outside with circle (62), in circle (62) outside, pipe (63), establish anchor ring (64), steel strand or steel tendon (44) pass from the hole on the anchor ring (64), between anchor ring (64) outside and steel strand or steel tendon (44), establish intermediate plate (65), establish sealing drum (66) in the outside of pipe (63) and closely cooperate, establish U-shaped handle (67) in the bottom outside of sealing drum with pipe (63); In circle (62), pipe (63) and sealing drum (66) junction sealing butter (68) is arranged; The composite member preparation method of fixed end (42), stretch-draw end (43) can machined piece make up through welding, also can cast to form;

In order to make inner end piece (23) or (29), outer end piece (24) or (30) horizontal combination of the prefabricated base center of concrete part (1) and integration member (4) or (5), integration member (4) or (5); The horizontal combination of inner end piece (23) or (30); Inner end piece (23) or (29), interior extension (138) or (140), middle extension (28) or (34), outer extension (139) or (141), the horizontal combination accurate positioning of outer end piece (24) or (30), be provided with the locating structure (40) in the connecting elements concrete of being anchored in of steel on the axially vertical joint face of the prefabricated foundation structure part of each concrete, its locating structure recessed (69) is the circle (70) of outer imperial palace roundlet taper by circular hole in equal its of vertical joint face with concrete, with circle (70) the concentric drum that is connected of endoporus (71), being welded in dowel (72) and the built-in sealing butter of drum (71) (68) that circle (70) is inboard and drum (71) is inboard constitutes; Its locating structure male member (135) by end and circle (70) cone-shaped inner hole do not have taper round key (74) that the gap cooperates, the vertical joint face with concrete in outside that is welded in round key (74) conical lower portion is equal, its outside is provided with the circle that annulus profile is a rectangular recess (75), the inboard welding of its circle (75) dowel (72), establishes sealing rubber ring (76) in the inner annular groove of circle (75).

Horizontal circular hole closed construction (73) is established in the intersection, end that connects circular hole (41) in the level of the vertical joint face of each interconnected two concrete precast construction part, establish and the identical circle (77) of level connection circular hole (41) internal diameter the end that connects circular hole (41) a level, inner face at circle (77) is welded with dowel (72), with another member of its corresponding connection on level connect circular hole (41) end establish with circle (77) in annulus profile to be arranged on the identical outside of external diameter be the circle (101) of the groove of rectangle, establish rubber ring (76) in its groove.

The vertical mode that is connected and fixed with the top plant equipment in basis of the present invention adopts the vertical connected system of stone bolt that decomposes with concrete prefabricated parts, stone bolt (81) places vertical pre-buried via hole (79), with the horizontal box in stone bolt lower end (83) that is embedded in the concrete beam, vertical cross-section adopts round tube (84) or box section (85) to be communicated with, its outside internal diameter one side that its two ends welding internal diameter is identical with round tube (84) or box section (85) has circle (86) or side's circle (87) of L shaped groove, establishes outside its inner face equal with circle (86) or side's circle (87) and establish along the circle external diameter with circle (86) or inboard, side's circle (87) outside are filled with that the L shaped groove of sealing butter (68) matches be welded with U-shaped shake hands the round sealed plate (88) or the square closure plate (89) of (67) outside it on circle (86) or side's circle (87).

Be provided with square head (90) or turret head (91) in the upper end of stone bolt (81), in the circular horizontal tube (84) of the horizontal box in its stone bolt (81) lower end, the cross section is arranged at the top of anchor nut (99) is that meniscate packing ring (132) coincide above the internal diameter with round tube (84) or square pad (133) coincide above the internal diameter with box section (85); Anchor nut (99) is outer to be provided with greater than anchor nut (99) cross section external diameter and can to restrict the hole of its rotation, width is less than circular horizontal tube (84) internal diameter, diagonal takes off greater than the anti-nut of the rectangle of circular horizontal tube (84) internal diameter and moves back clamp (93), in the square horizontal tube (85) of the horizontal box in its stone bolt (81) lower end (83), welded section is rectangle or circular distance are taken off the width that moves back clamp (93) less than anti-nut a level holder bar (94) on the interior both sides vertical plane of anchor nut (99) correspondence, to prevent that nut takes off and move back clamp (93) and place on the level holder bar (94), anti-its tenesmus.

Grade beam of the present invention is two kinds of connected modes with the vertical connected system of top plant equipment: its vertical connected system (136) be with the relevant position of plant equipment vertical connection construction, correspondence position on the prefabricated grade beam of concrete is established four rectangle concrete piers (95), establish the stone bolt (81) of four rectangular distributions on it, on concrete pier (95), establish each limit parallel with the concrete pier pressure-bearing junction plate (92) with the corresponding bolt hole of four stone bolt (81) arranged, early capable and experienced hydraulic cement mortar (82) and rubber seal plain washer (80) to establish high strength between pressure-bearing junction plate (92) and the grade beam; The connection supporting construction that its pressure-bearing junction plate (92) is gone up by the top plant equipment is provided with corresponding supporting joint construction (116) and pressure-bearing junction plate (92) welding; Its supporting joint construction (116) has following structural form:

One is: according to top plant equipment location dimension, external corner is positioned on the longitudinal axis of pressure-bearing junction plate (92) and the equal leg angle vertical support (100) of position, two edges of a wing and longitudinal axis symmetry, its interior angle is connected with the square column type steel part (119) that vertical connecting bolt hole is arranged, with vertical floor (117), (118) each 2 with mind-set angle steel exterior angle in the stone bolt (81) and the edge of a wing is inboard is connected equal leg angle vertical support (100) with the exterior angle of equal leg angle vertical support (100) with inboard, two edges of a wing, vertical floor (117), (118) be connected with pressure-bearing junction plate (92);

It two is: according to top plant equipment location dimension, external corner is positioned on the longitudinal axis of pressure-bearing junction plate (92) and the equal leg angle vertical support (100) of position, two edges of a wing and longitudinal axis symmetry, the vertical secondary supporting member with equal leg angle of its interior angle (120) connects into the square tube shape, (121) 2 in vertical connecting bolt sleeve and equal leg angle vertical support (100) symmetry are connected in outside the edge of a wing of angle steel external corner both sides on the facade, with vertical floor (117) along mind-set equal leg angle vertical support (100) external corner direction in the stone bolt (81), with vertical floor (118) side direction and equal leg angle vertical support (100) in mind-set equal leg angle vertical support (100) edge of a wing in the stone bolt (81), (120) be connected with pressure-bearing junction plate (92);

It three is: according to top plant equipment location dimension, external corner is positioned on the longitudinal axis of pressure-bearing junction plate (92) and position, two edges of a wing is furnished with vertical bolt sleeve (121) with the external corner bilateral symmetry of the equal leg angle vertical support (100) of longitudinal axis symmetry, its installed inside has above (119) four of the square column type steel parts of vertical bolt hole equal and be connected as a single entity, and is connected and is connected with pressure-bearing junction plate (92) along standing the angular direction in the Wai Lijiao of mind-set equal leg angle vertical support (100) in the stone bolt (81) and the edge of a wing with each 2 of vertical floors (117), (118);

It four is: according to top plant equipment location dimension, there is the nozzle vertical support cylinder (122) down and vertical (121) 2 circumscribed connection of bolt sleeve of taper positioning key (123) upper end that is positioned at pressure-bearing junction plate (92) cross axis centre, its center of circle point-blank, overlap with pressure-bearing junction plate (92) transverse axis, be connected the back with (117) 4 of vertical floors with vertical support cylinder (122) along mind-set vertical support cylinder (122) center position in the stone bolt (81) and be connected with pressure-bearing junction plate (92) jointly;

It five is: according to top plant equipment location dimension, there are (121) 3 circumscribed vertical connections of nozzle vertical support cylinder (122) down and vertical bolt sleeve of taper positioning key (123) the upper end that is positioned at pressure-bearing junction plate (92) cross axis centre, wherein the line of centres of 2 vertical bolt sleeves (121) overlaps with cross axis transverse axis, 1 overlaps with the longitudinal axis, be connected vertical support cylinder (122) with (117) 4 of vertical floors with vertical support cylinder (122) along mind-set vertical support cylinder (122) center of circle direction in the stone bolt (81), vertical floor (117) is connected with pressure-bearing junction plate (92);

It six is: according to the location dimension of top plant equipment, there are the nozzle vertical support cylinder (122) down of taper positioning key (123) and (121) 4 circumscribed connection of vertical bolt sleeve of circular hole center one-tenth cross axis distribution in the upper end that is positioned at pressure-bearing junction plate (92) cross axis centre, be connected with vertical support cylinder (122) along mind-set vertical support cylinder (122) center position in the stone bolt (81) with (117) 4 of floors, vertically floor (117), vertical support cylinder (122) are connected with pressure-bearing junction plate (92);

It seven is: according to top plant equipment location dimension, its two edge of a wing that external corner is positioned at pressure-bearing junction plate (92) cross axis centre has the main equal leg angle vertical support (100) of Pisces tail clamping plate bearing pin structure (124) to connect into the square shape square tube with auxilliary equal leg angle (120) with the upper end of longitudinal axis symmetry and the lower end is connected with pressure-bearing junction plate (92), and vertically floor is (117) 2, (118) 2 of vertical floors are cross along the external corner of mind-set master equal leg angle vertical support (100) in the stone bolt (81) and edge of a wing direction and are connected with equal leg angle vertical support (100) and pressure-bearing junction plate (92);

It eight is; According to top plant equipment location dimension, the upper end has distance ground to be crossing distribution on the cross axis of pressure-bearing junction plate (92) for (122) 4 of the vertical support cylinders at the tube end, vertical bolt sleeve (121) in vertical support cylinder (122) peripheral with its tangent is connected and it is centered close on the cross axis, (117) 4 of vertical floors intersect at pressure-bearing junction plate (92) center along stone bolt (81) central cross, and be connected with two-sided tangent 2 vertical support cylinders (122), be connected with (125) 4 of rectangle floors between other 2 vertical support cylinders (122) and the vertical floor (117), with vertical support cylinder (122), vertical floor (117), (125) be connected with pressure-bearing junction plate (92);

It nine is: according to top plant equipment location dimension, 3 nozzles vertical support cylinder (122) down is isosceles triangle with pressure-bearing junction plate (92) longitudinal axis and distributes, respectively there are the line of centres and pressure-bearing junction plate (92) cross axis to be 2 vertical bolt sleeves (121) and vertical support cylinder (122) the circumscribed connection of external diameter of 45 on top with equidistant 2 the vertical support cylinders of the longitudinal axis (122), other has, and a vertical bolt sleeve (121) is circumscribed to be connected in outside the vertical support cylinder (122) that is positioned on pressure-bearing junction plate (92) longitudinal axis its center, hole and dead in line; Is that axis connects 3 vertical support cylinders (122) with rectangle floor (125) with the center of circle of 3 vertical support cylinders (122), with stone bolt (81) be positioned at pressure-bearing junction plate (92) longitudinal axis on the vertical floor of vertical support cylinder (122) line of centres connection (117), vertical support cylinder (122) center position that is symmetrically distributed in longitudinal axis both sides with mind-set in the stone bolt (81) is installed vertical floor (118), and vertical floor (117), (125), (118), vertical support cylinder (122) are connected with pressure-bearing junction plate (92);

It ten is: according to top plant equipment location dimension, and the plane diagonal of nozzle vertical support square tube (126) down and pressure-bearing junction plate (92) cross dead in line; Along a cross axis both lateral sides and a vertical side, 3 of vertical support square tube (126) top connections have the exterior angle of 45 fish tail and vertical support square tube (126) to coincide and above equal vertical bolt connection piece (127), with stone bolt (81) center pressure-bearing junction plate (92) cross axis center position install is connected vertical floor (117), (117) 4 in square vertical pressure-bearing tube (126), vertical floor are connected with pressure-bearing junction plate (92);

It 11 is: according to top plant equipment location dimension, the plane diagonal of nozzle vertical support square tube (126) down and pressure-bearing junction plate (92) cross dead in line, (127) 2 of vertical bolt connection pieces that the right angle coincide outside X direction has 45 fish tail and vertical support square tube (126) symmetrically are connected with equal installation above the vertical support square tube (126), its line of centres overlaps with transverse axis,, (117) 4 of vertical floors are installed are connected pressure-bearing junction plate (92) cross axis center position with stone bolt (81) center with vertical support square tube (126); Vertical support square tube (126), vertical floor (117) are connected with pressure-bearing junction plate (92);

It 12 is: according to top plant equipment location dimension, what be symmetrical in that pressure-bearing junction plate (92) longitudinal axis and pressure-bearing junction plate (92) cross axis be 45 are equipped with in plane diagonal and nozzle vertical support square tube (126) top down of pressure-bearing junction plate (92) cross dead in line is (128) 2 of the vertical bolt sleeves of vertical plane with vertical support square tube (126) joint face, along a vertical outer angular direction of center nearest square vertical pressure-bearing tube (126) between two vertical bolt sleeves (128) of nearest two stone bolt (81) of the vertical bolt sleeve (128) of distance connection vertical floor (117) is installed; The center position of the vertical plane of the vertical support square tube of facing with mind-set in other two stone bolt (81) (126) is installed and is connected vertical floor (129); Vertical support square tube (126), vertical floor (117), (129) are connected with pressure-bearing junction plate (92).

Its vertical connected system (137) is corresponding to the vertical syndeton that is provided with underframe cross beam between plant equipment and the basis; Its structure is to go up and the corresponding site of underframe cross beam (96) and the basic vertical tie point concrete pier (95) that 8 planes are set is rectangle at concrete basis rood beam (3), establish the conversion fixture construction (130) of 4 stone bolt (81) of the rectangular distribution in plan-position on each concrete pier (95), or each concrete pier (95) central authorities establishes the conversion fixture construction (131) of 2 stone bolt (81) that are symmetrically arranged in basic axis both sides; Because structure connected vertically needs, a basis can be selected the conversion fixture construction (130) of 84 stone bolt simultaneously for use, also can select the conversion fixture construction (131) of 82 stone bolt for use, also can select two kinds of conversion fixture constructions (131) and (130) of 42,44 stone bolt simultaneously for use; Stone bolt (81) pass the conversion fixture construction (130) or (131) rectangular base plate (97) on corresponding bolt hole (98) after, nut (99) is installed, between rectangular base plate (97) and concrete pier (95), is provided with high strength early capable and experienced hydraulic cement mortar (82) and rubber sealing gasket (80); Along being symmetrical arranged the welding of L shaped shaped steel (102) and rectangular base plate (97) on the same longitudinal axis of concrete rood beam (3) and rectangular base plate (97), make formation along rectangular base plate (97) longitudinal axis pod (103) and two L shaped steel (102) edges of a wing corresponding export-oriented and above equal; Between the horizontal flange of L shaped steel (102) both sides and rectangular base plate (97), establish vertical floor (125); The underframe cross beam (96) of top plant equipment is placed in the pod (103), on the horizontal flange of L shaped steel (102), beat the bolt hole of connecting bolt (104) in the position that is connected and fixed with the basis of plant equipment underframe cross beam (96) regulation, cross-arm (105) is loaded on the underframe cross beam (96), connecting bolt (104) is installed; Beat hole (107) at the riser of two L shaped steel (102) middle part with the position of absolute altitude correspondence greater than jackscrew (106) diameter, at two L shaped steel (102) risers outside welding jackscrew nut (108), both sides jackscrew (106) screwed make it grip underframe cross beam (96).

In order further to reduce the requirement of the present invention to bearing capacity of foundation soil, on ground, be provided with under the concrete basis resistance to compression plate (2) outside greater than, the inner edge reduction bearing capacity of foundation soil that and plane dead in line parallel with basic outer rim is three-back-shaped precast concrete less than each limit of the basic outer rim square length of side is constructed (110), the precast concrete that reduces bearing capacity of foundation soil structure (110) can be whole one also can the basis, mountain the cross axis and diagonal to be divided into 4 flat shapes be trapezoid plate (111) or equilateral L shaped plate (112), also may be partitioned into 8 flat shapes is right-angled trapezium plate (113); The concrete resistance to compression panel seat of this structure (110) falls within on the ground, and establishes power transmission layer of sand (36) between the ground, and between the prefabricated basic resistance to compression plate of concrete (2) power transmission layer of sand (36) is arranged.

The present invention is easy for lifting, side elevation at every prefabricated foundation structure part of concrete, concrete double recipe part (6), (9), (8), (11), reduction bearing capacity of foundation soil structure (110) is provided with circular horizontal steel tube lifting pin-and-hole (114), to insert in the lifting pin-and-hole (114) by the cylindricality steel pin (115) of suspension ring (134), can lift by crane with the suspension hook combination.

Beneficial effect:

One, on the square resistance to compression plate (2) that the present invention has adopted concrete prefabricated parts to make up cross grade beam (3) is set, by the solid granule (sand that certain unit weight is arranged, stone, soil, brick) (12) or concrete prefabricated parts basis weight member (6), (8), (9), (11) combined foundation of backstay type machinery apparatus of Gou Chenging has adopted the multiple anti-shearing anti-displacement formation on the vertical joint face of prefabricated foundation structure part, on, the space crossed post-tensioning unbounded prestress joint construction of following two pass planche cross is connected the bending resistance square of the foundation structure that has realized the common formation of vertical joint face between locating structure that no gap cooperates and the precast construction part with horizontal combination, moment of torsion, the safety of structure that the integration capability of shearing embodies further strengthens than prior art; Can satisfy the instructions for use of heavy mechanical equipment; The ratio that its occupation of land relative area gross weight littler, concrete prefabricated parts accounts for basic gross weight further reduces;

Two, owing to adopted stone bolt (81) upper end turret head or square toes structure and prevented that the lower end nut takes off and moved back structure, take off and move back and shaken loosening the taking off that cause of anti-lower end nut (99) moved back phenomenon with changeing lower end nut (99) that phenomenon causes thereby controlled bolt that the upper end nut produces when fastening effectively, thereby eliminated the potential safety hazard of vertical syndeton maximum; Vertical joint face between the concrete resistance to compression plate (2) has adopted anti-shear displacemant structure, makes base integral stressed and bear deformation ability and strengthen, thereby has strengthened the degree of safety of foundation structure.

Three, because horizontal connected system and vertical connected system have been adopted closed construction and other construction measure, improved the antirust ability of level and vertical connected system, thereby prolonged the application life of base integral, the corresponding use cost that reduced.

Four, the present invention has adopted the two kinds of vertical connection constructions with broad applicability that are applicable to the plant equipment vertical connection construction requirement of various top, realize the extensive compliance of prefabricated concrete combination foundation with the transition apparatus structure that two kinds of fixing basic vertical connection constructions and different top plant equipment locating structure connected vertically adapt, thereby advanced the standardization and the seriation of concrete prefabricated parts combined foundation of backstay type machinery apparatus.

Five, the present invention adopts the reduction bearing capacity of foundation soil to construct and realizes reducing foundation condition, has removed the program that piling and other ground are handled from, has created condition for plant equipment comes into operation rapidly, has reduced use cost simultaneously.

Six, bury owing to having adopted entirely, reveal entirely, partly bury three kinds of basis instrument forms, the best that helps plant equipment is more installed addressing and is reduced basic use cost.

In sum, because the present invention has taked multinomial technical measures, thereby realized:

1 security performance promotes comprehensively, in the past few years, with the supporting use of fixed tower machine that 25 different manufacturers are produced, has finished the lifting hauling operation that overall floorage reaches more than 300 ten thousand square metres of more than 600 individual event construction works, facts have proved the safe and reliable of it;

2 because whole service life prolongs, and its recycling economy is remarkably productive, and resources conservation and environmental protection benefit further improve, and have obtained Ministry of Construction's " scientific and technological achievement was criticized wide project in 2004 " certificate;

3 economic benefits obviously improve, and its industrialization prospect is wide day by day, have been applied to domestic 13 areas at present;

The 4 mounting and dismounting time once further shortened in 2 hours, and serving production and construction for quickening input plant equipment provides condition also to provide condition for disassembling the transfer plant equipment rapidly;

5 owing to eliminated the situ wet operation on concrete basis, and the backstay type machinery apparatus that is beneficial in the cold district construction uses, and to speeding up the work, there is bigger effect the reduction of erection time;

6 because the lower ends of the vertical joint face of concrete member are provided with cavity configuration, enter vertical joint face and become member and do not have the obstruction that the gap cooperates thereby eliminated in the horizontal combination connection procedure because of member closes up ground foreign material that motion causes.Thereby guaranteed installation progress.

Description of drawings:

The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.

Fig. 1---the prefabricated masts type combination foundation of concrete beam and slab structure ()

Fig. 2---the prefabricated masts type combination foundation of concrete beam and slab structure (two)

Fig. 3---the weight member and the fulcrum of grade beam plated construction ()

Fig. 4---the weight member and the fulcrum of grade beam plated construction (two)

Fig. 5---bulk bin barricade

Fig. 6---bulk bin (placing beam slab one)

Fig. 7---bulk bin (placing beam slab two)

Fig. 8---integration member decomposes (beam slab one)

Fig. 9---integration member decomposes (beam slab two)

Figure 10---the horizontal connected system structure of prestressing force

Figure 11---the vertical joint face structure of resistance to compression plate (37), (38), (39), (109)

Figure 12---fixed end

Figure 13---stretch-draw end

Figure 14---locating structure

Figure 15---level connects closed construction

Figure 16---stone bolt box, anti-nut (99) take off and move back structure

Figure 17---stone bolt top turret head, square head structure

Figure 18---concrete pier (being fit to top plant equipment perpendicular positioning is " four groups of cross distribution ")

Figure 19---switching mechanism (" four groups of cross distribution " switching mechanism plane)

Figure 20---switching mechanism form (angle steel supporting, 4 * 1 bolts connect)

Figure 21---switching mechanism form (angle steel supporting, 4 * 2 bolts connect)

Figure 22---switching mechanism form (angle steel supporting, 4 * 3 bolts connect)

Figure 23---switching mechanism form (single cylinder supporting, 4 * 2 bolts connect)

Figure 24---switching mechanism form (single cylinder supporting, 4 * 3 bolts connect)

Figure 25---switching mechanism form (single cylinder supporting, 4 * 4 bolts connect)

Figure 26---switching mechanism form (angle steel suspension column, 4 * 1 bolts connect)

Figure 27---switching mechanism form (supporting of four cylinders, 4 * 4 bolts connect)

Figure 28---switching mechanism form (supporting of three cylinders, 4 * 5 bolts connect)

Figure 29---switching mechanism form (supporting of folk prescription tube, 4 * 3 bolts connect)

Figure 30---switching mechanism form (supporting of folk prescription tube, 4 * 2 (directly) bolt connect)

Figure 31---switching mechanism form (supporting of folk prescription tube, 4 * 2 (angle) bolt connect)

Figure 32---vertical connection construction (switching mechanism that underframe cross beam is supporting)

Figure 33---conversion fixture construction (underframe is arranged) (two bolt)

Figure 34---conversion fixture construction (underframe is arranged) (four bolts)

Figure 35---reduce the bearing capacity of foundation soil structure

Figure 36---lifting pin-and-hole

The specific embodiment:

The described backstay type machinery apparatus concrete prefabricated parts of Fig. 1 combination foundation beam and slab structure (one) comprises (1) 1 of the prefabricated foundation structure part of concrete central part, and (4) 4 horizontal combination of integration member form.The described backstay type machinery apparatus concrete prefabricated parts of Fig. 2 combination foundation beam and slab structure (two) comprises (1) 1 of the prefabricated foundation structure part of concrete central part, and (5) 4 horizontal combination of integration member form.Grade beam plated construction (one) or (two) are disposing the prefabricated weight member of concrete (6) or (8) or bulk cargo weight member (12), or disposed the prefabricated weight member of concrete (9) or (11) afterwards, formed the entire infrastructure gravity main body of backstay type machinery apparatus concrete prefabricated parts combination foundation.Shown in Fig. 3,4,5,6,7.

For the fixed-site that makes bulk cargo weight member (12) on grade beam plated construction () or (two), the bulk bin of configuration has two kinds of forms: a kind of for building wall-retaining structure (13) by laying bricks or stones, another kind is steel design (14), (21).Shown in Fig. 5,6,7.

In order to transport, install, disassemble facility, integration member (4) or (5) can horizontal vertical be become 2,3,4,5 in the cross axis orthogonal decomposition of grade beam (3) ..., make the concrete precast construction part on a cover basis become 9,13,17,21 ...Shown in Fig. 8,9.

The present invention adopts the cross horizontal space intersection post-tensioning unbounded prestress connected system along grade beam (3) cross axis, and an end is fixed, tensioned at one end.The level that upper and lower two groups of cross horizontal spaces that its system is divided into " go up single hole, down single hole " and " go up single hole, diplopore " down two kinds intersect with the realization of post-tensioning unbounded prestress structure is connected combined system.The presstressed reinforcing steel that adopts many steel strand in a hole or steel tendon (44) or other suitable post stretching to implement, as shown in figure 10.It is moistureproof antirust that this connected system adopt to be fit to reuse requires, and is beneficial to the closed construction of horizontal circular hole (41) of the horizontal connected system in elongated component application life, and stretch-draw end (43) and fixed end (42) are constructed.Shown in Figure 10,12,13,15.

In order to increase the access times of steel strand or steel tendon (44), in the structure of fixed end (42), designed two length and differed one times short length greater than the pressure-bearing pipe (54) of prestressing force intermediate plate (65) length of steel strand or steel tendon (44), when using for the first time, the long pressure-bearing pipe (54) of dress basic dismounting several times steel strand or steel tendon (44) reach be about to the impaired critical condition that can not continue to use before, change the short pressure-bearing pipe (54) of length, after continuing again to reuse the number of times of same period, remove short pressure-bearing pipe (54), can change the clamp area of the steel strand of stretch-draw end or steel tendon (44) three times like this, thereby prolong application life of presstressed reinforcing steel.Shown in Figure 12,13.

In order to resist the vertical and horizontal shear force that produces in the foundation structure work, except prefabricated foundation structure part arrangement of reinforcement must meet the demands, its vertical joint face vertical, level, shearing force overcomes in the following manner, with horizontally disposed vertical vertical section on the vertical joint face of grade beam is trapezoid, triangle, the anti-shearing anti-displacement formation of arc (37), (38), (39), the displacement that horizontal shear force caused between resistant members, with the horizontal profile that is symmetrically distributed in grade beam (3) axis both sides is trapezoid, triangle, the anti-shearing anti-displacement formation (37) of arc, (38), (39) the horizontal shear displacement between resistant members, as shown in figure 11.

When horizontal combination connects, realize the no gap cooperation of its vertical joint face and increase anti-shearing anti-displacement capacity for the prefabricated foundation structure part of concrete, adopt the level of the taper locating structure (40) of isosceles triangle distribution to connect navigation system on the vertical joint face of the prefabricated foundation structure part of concrete.The concave-convex-piece of its taper locating structure (40) has realized that no gap, combination back cooperates, the no gap that has really reached simultaneously each vertical joint face of concrete prefabricated parts cooperates the purpose of location, increased the operating efficiency of anti-shearing anti-displacement formation (37), (38), (39) based on this greatly, the anti-shearing anti-displacement capacity of taper locating structure (40) is fully used simultaneously.When built-up foundation beam and slab structure () or (two), at first by basic orientation axis, lifting central part (1), inner end piece in place successively then, outer end piece etc., the horizontal counterpart of three protruding keys (74) of taper locating structure (40) is inserted in recessed (69), can be realized that the no gap of the adjacent vertical plane of prefabricated units cooperates by stretch-draw steel strand or steel tendon (44).In order to prolong the application life of taper locating structure (40), taked rust preventing.Shown in Figure 10,14.

The present invention adopts power transmission layer of sand (36) and cavity (35) structure to realize reducing the displacement resistance of concrete prefabricated parts in horizontal combination, guarantee the even transmission of power between resistance to compression plate (2) and ground or the bed course simultaneously, lifting surface area strengthens, and realizes smoothly in the unit construction that the no gap of its vertical joint face cooperates.Shown in Figure 10,11,35.

Concrete of the present invention basis is the removable joint construction of foot bolt vertically with the vertical connected mode of top plant equipment.In order to prevent that stone bolt (81) lower end is embedded in the back corrosion of making moist of horizontal box (83) in the concrete and influences demolition, installation, reduction of service life, designed the high strength high-early (strength) cement mortar bed (82) under the sealing rubber washer (80) on stone bolt (81) top and billet (92), (97), the sealing measure has been taked at two ends for horizontal box (83), for in use taking off to move back, the lower end nut (99) that prevents stone bolt (81) causes security incident, the anticreep that has designed stone bolt (81) lower end nut (99) moves back clamp (93), as shown in figure 17.

Bolt occurs when preventing to install stone bolt (81) upper end nut (99) and lower end nut (99) pine is moved back, establish turret head (90) or square head (91) in stone bolt (81) upper end, shown in Figure 16,17 with going to.

For a kind of basis with ability grade can connect with the different joint construction of the top plant equipment of same level basis Capability Requirement, adopt vertical connected system structure (136) and " four groups of cross distribution are constructed " corresponding connection; Adopt connected system structure (137) and " underframe cross beam structure " corresponding connection, these two kinds of basic vertical connection constructions (136), (137) realized the transition of the basic joint construction of the fixed form joint construction of the prefabricated combination foundation of concrete and various changeable top plant equipment with the basic joint construction of top plant equipment, thereby realized that with the combination foundation of " allergic effect ten thousand becomes " and the type of attachment and the structure of top plant equipment its direct result is to have realized combined type basis truly " manufacturing in advance " and its product seriation and adapted to ability to provide the auxiliary items widely.

For the volume that increases bulk cargo weight member (12) with prevent that vertical connected system (136), (137) from making moist and getting rusty, adopt the structure of setting up concrete pier (95) on the grade beam (3), shown in Figure 18,32.

Basis according to the top plant equipment connects location dimension, belong to " four groups cross distribution structure ", on the rood beam of grade beam plated construction () or (two) last opposite position, (95) 4 of concrete piers are set, each concrete pier (95) is gone up and is connected with pressure-bearing junction plate (92) with four stone bolt (81), on pressure-bearing junction plate (92), welding is connected the corresponding pressure-bearing joint construction of locating structure shown in Figure 21～32 with top plant equipment basis.The vertical connection construction of top plant equipment has been realized being connected with combination foundation beam and slab structure () or the vertical of (two) by vertical connection construction (136).Obviously, this vertical connection construction (136) is the vertical transition and the switching mechanism that is connected locating structure of top plant equipment of fixing vertical connection construction with various " four groups of cross distribution structures " of backstay type machinery apparatus concrete combination foundation.Shown in Figure 19～31.

Vertical connection construction (137) corresponding with service is in vertical the be connected positioning requirements of the top plant equipment that " underframe cross beam structure " arranged with the basis.By top plant equipment underframe cross beam the position base region is set, 8 concrete piers (95) are set on cross grade beam (3), can do conversion fixture construction connected vertically (130) or (131) by 2 or 4 stone bolt (81) according to the region of variation setting of actual tie point on each pier (95), the underframe cross beam (96) of top plant equipment is put into the conversion fixture construction (130) on the rectangular base plate (97) or the pod (103) of (131), with cross-arm (105) and connecting bolt (104) and jackscrew (106) rood beam is fixed on the rectangular base plate (97), the position of cross-arm (105) and connecting bolt (104) can be moved in the length range of rectangular base plate (97) along the beam axis, and the bottom width of underframe cross beam (96) also no longer restricts the spacing of 2 connecting bolts (104), and its direct effect is to have realized adaptation underframe cross beam width with the fixing vertical connection construction of combination concrete basic internal by vertical connection construction (137), length, the vertical connection construction requirement of the fixing top plant equipment that the stone bolt location dimension is different.Shown in Figure 33,34.

In the relatively poor geological environment of bearing capacity of foundation soil condition, use this combination foundation in order to adapt to, reduce the program of piling or based process, further improve the economic benefit of using this combination foundation, under the basis, be provided with and reduce bearing capacity of foundation soil structure (110), when needing to use, tiling power transmission layer of sand (36) on ground, (111) 4 of concrete trapezoid plates are installed, or (112) 4 of equilateral L shaped plates, or (113) 8 of right-angled trapezium plates, be together to form just three-back-shaped plane, the power transmission layer of sand (36) that tiles in the above reduces bearing capacity of foundation soil at its three-back-shaped precast concrete and constructs installation combination foundation beam and slab structure () or (two) on the cross axis of (110), makes the edge of three-back-shaped precast concrete parallel with basic square edge.As shown in figure 35.

Influence the lifting transportation for preventing that pre-buried suspension ring rupture because of getting rusty on concrete prefabricated parts, to be embedded in the grade beam member that hardens in advance, the concrete weight member and reduce the edge-on of bearing capacity of foundation soil structure (110) each member and on, every is horizontally disposed with 4 lifting pin-and-holes (114), that will be made up by suspension ring and suspension hook has the cylindricality steel pin (115) of certain interval to insert in the lifting pin-and-hole (114) with the pin-and-hole internal diameter, can lift by crane.As shown in figure 36.

In order to enlarge the various depths and the applicability of the different geological conditionss of underground obstacle to be arranged, the present invention adopts entirely and buries [preferably using bulk cargo weight member (12)], full dew [preferably using the supporting bulk cargo weight member of bulk bin (14) (12)], partly buries [preferably using the supporting bulk cargo weight member of barricade (13) (12)], the interim use of deep foundation ditch, the preferred prefabricated weight member of concrete (6).

Claims

1, combined foundation of backstay type machinery apparatus is not had the gap and is cooperated combination by concrete precast beam structural member, many levels, after the horizontal connected system combination of post-tensioning unbounded prestress, configuration weight member on it, with the vertical location that is connected of removable stone bolt vertical connection construction and top plant equipment, it is characterized in that:

[1], the prefabricated foundation structure part of concrete is combined by (1) 1 of the central part and 4 of the integration members of the length of side greater than basic deck-siding, the combination back is the concrete beam-slab structure that square concrete resistance to compression plate (2) and cross concrete grade beam (3) constitute, its combining form is divided into two kinds: its concrete grade beam plated construction (one) is that grade beam is positioned on the square diagonal, central part (1) four limit and square basic edge are 45 °, and its cornerwise extended line is divided into (4) 4 of equal integration members with remainder; Its concrete grade beam plated construction (two) is that grade beam is positioned on the square cross axis, and central part (1) four limit is parallel to square basic edge, and its cornerwise extended line is divided into (5) 4 of equal integration members with remainder;

[2], basic weight member is by placing the concrete prefabricated parts on the resistance to compression plate or having certain unit weight such as solid granule such as sand, stone, soil, brick constitutes, the prefabricated basic weight member of its concrete has two kinds of different horizontal projection shapes: the prefabricated basic weight member of its concrete (6) is a plane body triangular in shape, be disposed on concrete grade beam plated construction () the weight member fulcrum (7), weight member fulcrum (7) is 12 concrete piers that the rectangular triangle in plan-position distributes, level above it is on resistance to compression plate (2) of the concrete grade beam plated construction () that is placed in; The plane is 4 isosceles right triangles and distributes; For ease of the lifting transportation, can be some trapezoid plate weight member (8) with basic weight member (6) horizontal decomposition; The prefabricated basic weight member of its concrete (9) is foursquare concrete cube for the plane, place on the weight member fulcrum (10) of concrete grade beam plated construction (two), weight member fulcrum (10) is at right angles leg-of-mutton 16 concrete piers of plane, level above it is on resistance to compression plate of the concrete grade beam plated construction (two) that is placed in, the plane is 4 square profile; For ease of the lifting transportation, can be some square plate weight member (11) with basic weight member (9) horizontal decomposition:

[3], integration member (4), can be divided into 2 along the grade beam axis normal: inner end piece (23) and outer end piece (24); Also can be divided into 3: inner end piece (23), extension (25) and outer end piece (24); Also may be partitioned into 4: inner end piece (23), interior extension (26), outer extension (27), outer end piece (24); More can be divided into 5: inner end piece (23), interior extension (138), middle extension (28), outer extension (139), outer end piece (24); Integration member (5) can be divided into 2 along grade beam (3) axis normal: inner end piece (29) and outer end piece (30); Also can be divided into 3: inner end piece (29), extension (31) and outer end piece (30); Also may be partitioned into 4: inner end piece (29), interior extension (32), outer extension (33), outer end piece (30); More can be divided into 5: inner end piece (29), interior extension (140), middle extension (34), outer extension (141), outer end piece (30); In view of the above, concrete grade beam plated construction () (two) is combined by (1) 1+4n of central part (n 〉=1, integer) part, and n is number of times+1 that decompose single-piece integration member (4), (5).

2, combined foundation of backstay type machinery apparatus as claimed in claim 1 is characterized in that:

[1], the vertical joint face of the prefabricated foundation structure part of each concrete cooperates for no gap, there is the cavity (35) of the adjacent lattice dihedral one-tenth of two contiguous prefabricated members its vertical joint face lower end, is provided with power transmission layer of sand (36) between its resistance to compression plate bottom surface and ground or the bed course; At grade beam (3) position, be provided with anti-shearing anti-displacement formation (37), (38), (39) that vertical section is respectively trapezoid, triangle, arc between two concrete prefabricated parts; With the resistance to compression plate joint face of the prefabricated foundation structure part of the concrete of basic axis normal on be provided with anti-shearing anti-displacement formation (37), (38), (39), (109) that horizontal profile is respectively trapezoid, triangle, arc, vertical plane; Be the vertical joint face of the resistance to compression plate (2) of 45 with grade beam (3) horizontal axis, its vertical section is that trapezoid (37), triangle (38), arc (39), its lower end of vertical plane (109) have cavity (35);

[2], the assembled connecting method of the prefabricated foundation structure part of concrete is the post-tensioning unbounded prestress system that the cross horizontal space of diplopore intersects under single hole and the last single hole under the last single hole; On grade beam (3) top of the prefabricated foundation structure part of concrete 1 road level is set on axis and connects circular hole (41), through the cross axis, its circular hole center absolute altitude is identical, the bottom is provided with 1 road or at same absolute altitude the Kong Xinyu axis horizontal circular holes in equidistant 2 roads (41) is set on axis, with steel strand, steel tendon (44) or other prestressed material in horizontal circular hole (41), the one end is fixed end (42), and the other end is stretch-draw end (43); Its fixed end (42) is by being connected the concentric combination of circular hole (41) with the equal part ring (45) of the concrete prefabricated parts vertical plane of outer end piece (24) or (30) with pipe (46), circle (47), pipe (48), circle (49), level, floor (50) arranged enclosing (47) and enclose between (49); There is L shaped groove the export-oriented face of its ring (45) inboard; The plectane (51) that has the inboard L shaped tongue and groove in tongue and groove and ring (45) outside to match outside the inboard of ring (45) is provided with its inner face is established sealing grease (52) at its gap location that coincide, and there is U-shaped handle (53) at the center outside the plectane (51); In pipe (46), circle (47) outside establishes pressure-bearing pipe (54), bearing ring (55) is established in the outside of pressure-bearing pipe (54), on the bearing ring (55) porose (56), steel strand or steel tendon (44) from the hole (56) pass; Anchor head (57) is established in the end of steel strand or steel tendon (44); Its stretch-draw end (43) is provided with the annular groove of square-section by outside and outer end piece (24) or the equal outside of (30) outer vertical plane circle (58) is connected the concentric combination of circular hole (41) with pipe (59), circle (60), level, establishes in the annular groove and seals rubber ring (76); Between circle (58) and circle (60), trapezoidal floor (61) is arranged; Be provided with and the circle (62) of circle (59) in the outside of circle (58) with interior external diameter, establish the pipe (63) concentric in its outside with circle (62), in circle (62) outside, pipe (63), establish anchor ring (64), steel strand or steel tendon (44) pass from the hole on the anchor ring (64), between anchor ring (64) outside and steel strand or steel tendon (44), establish intermediate plate (65), establish sealing drum (66) in the outside of pipe (63) and closely cooperate, establish U-shaped handle (67) in the bottom outside of sealing drum with pipe (63); In circle (62), pipe (63) and sealing drum (66) junction sealing butter (68) is arranged; The composite member preparation method of fixed end (42), stretch-draw end (43) can machined piece make up through welding, also can cast to form;

[3], in order to make inner end piece (23) or (29), outer end piece (24) or (30) horizontal combination of the prefabricated base center of concrete part (1) and integration member (4) or (5), integration member (4) or (5); The horizontal combination of inner end piece (23) or (30); Inner end piece (23) or (29), interior extension (138) or (140), middle extension (28) or (34), outer extension (139) or (141), the horizontal combination accurate positioning of outer end piece (24) or (30), be provided with the locating structure (40) in the connecting elements concrete of being anchored in of steel on the axially vertical joint face of the prefabricated foundation structure part of each concrete, its locating structure recessed (69) is the circle (70) of outer imperial palace roundlet taper by circular hole in equal its of vertical joint face with concrete, with circle (70) the concentric drum that is connected of endoporus (71), being welded in dowel (72) and the built-in sealing butter of drum (71) (68) that circle (70) is inboard and drum (71) is inboard constitutes; Its locating structure male member (135) by end and circle (70) cone-shaped inner hole do not have taper round key (74) that the gap cooperates, the vertical joint face with concrete in outside that is welded in round key (74) conical lower portion is equal, its outside is provided with the circle that annulus profile is a rectangular recess (75), the inboard welding of its circle (75) dowel (72), establishes sealing rubber ring (76) in the inner annular groove of circle (75).

3, combined foundation of backstay type machinery apparatus as claimed in claim 1 or 2 is characterized in that:

[1], be embedded in the horizontal box in stone bolt lower end (83) in the concrete beam, vertical cross-section adopts round tube (84) or box section (85) to be communicated with, its outside internal diameter one side that its two ends welding internal diameter is identical with round tube (84) or box section (85) has circle (86) or side's circle (87) of L shaped groove, establishes outside its inner face equal with circle (86) or side's circle (87) and establish along the circle external diameter with circle (86) or inboard, side's circle (87) outside are filled with that the L shaped groove of sealing butter (68) matches be welded with U-shaped shake hands the round sealed plate (88) or the square closure plate (89) of (67) outside it on circle (86) or side's circle (87);

[2], be provided with square head (90) or turret head (91) in the upper end of stone bolt (81), in the circular horizontal tube (84) of the horizontal box in its stone bolt (81) lower end, the cross section is arranged at the top of anchor nut (99) is that meniscate packing ring (132) coincide above the internal diameter with round tube (84) or square pad (133) coincide above the internal diameter with box section (85); Anchor nut (99) is outer to be provided with greater than anchor nut (99) cross section external diameter and can to restrict the hole of its rotation, width is less than circular horizontal tube (84) internal diameter, diagonal takes off greater than the anti-nut of the rectangle of circular horizontal tube (84) internal diameter and moves back clamp (93), in the square horizontal tube (85) of the horizontal box in its stone bolt (81) lower end (83), welded section is rectangle or circular distance are taken off the width that moves back clamp (93) less than anti-nut a level holder bar (94) on the interior both sides vertical plane of anchor nut (99) correspondence, to prevent that nut takes off and move back clamp (93) and place on the level holder bar (94), anti-its tenesmus.

4, as claim 1 or 2,3 described combined foundation of backstay type machinery apparatus, it is characterized in that:

[1], its vertical connected system (136) be with the relevant position of plant equipment vertical connection construction, correspondence position on the prefabricated grade beam of concrete is established four rectangle concrete piers (95), establish the stone bolt (81) of four rectangular distributions on it, on concrete pier (95), establish each limit parallel with the concrete pier pressure-bearing junction plate (92) with the corresponding bolt hole of four stone bolt (81) arranged, early capable and experienced hydraulic cement mortar (82) and rubber seal plain washer (80) to establish high strength between pressure-bearing junction plate (92) and the grade beam; The connection supporting construction that its pressure-bearing junction plate (92) is gone up by the top plant equipment is provided with corresponding supporting joint construction (116) and pressure-bearing junction plate (92) welding; Its supporting joint construction (116) has following structural form:

It 12 is: according to top plant equipment location dimension, what be symmetrical in that pressure-bearing junction plate (92) longitudinal axis and pressure-bearing junction plate (92) cross axis be 45 are equipped with in plane diagonal and nozzle vertical support square tube (126) top down of pressure-bearing junction plate (92) cross dead in line is (128) 2 of the vertical bolt sleeves of vertical plane with vertical support square tube (126) joint face, along a vertical outer angular direction of center nearest square vertical pressure-bearing tube (126) between two vertical bolt sleeves (128) of nearest two stone bolt (81) of the vertical bolt sleeve (128) of distance connection vertical floor (117) is installed; The center position of the vertical plane of the vertical support square tube of facing with mind-set in other two stone bolt (81) (126) is installed and is connected vertical floor (129); Vertical support square tube (126), vertical floor (117), (129) are connected with pressure-bearing junction plate (92);

[2], its vertical connected system (137) is corresponding to the vertical syndeton that is provided with underframe cross beam between plant equipment and the basis; Its structure is to go up and the corresponding site of underframe cross beam (96) and the basic vertical tie point concrete pier (95) that 8 planes are set is rectangle at concrete basis rood beam (3), establish the conversion fixture construction (130) of 4 stone bolt (81) of the rectangular distribution in plan-position on each concrete pier (95), or each concrete pier (95) central authorities establishes the conversion fixture construction (131) of 2 stone bolt (81) that are symmetrically arranged in basic axis both sides; Because structure connected vertically needs, a basis can be selected the conversion fixture construction (130) of 84 stone bolt simultaneously for use, also can select the conversion fixture construction (131) of 82 stone bolt for use, also can select two kinds of conversion fixture constructions (131) and (130) of 42,44 stone bolt simultaneously for use; Stone bolt (81) pass the conversion fixture construction (130) or (131) rectangular base plate (97) on corresponding bolt hole (98) after, nut (99) is installed, between rectangular base plate (97) and concrete pier (95), is provided with high strength early capable and experienced hydraulic cement mortar (82) and rubber sealing gasket (80); Along being symmetrical arranged the welding of L shaped shaped steel (102) and rectangular base plate (97) on the same longitudinal axis of concrete rood beam (3) and rectangular base plate (97), make formation along rectangular base plate (97) longitudinal axis pod (103) and two L shaped steel (102) edges of a wing corresponding export-oriented and above equal; Between the horizontal flange of L shaped steel (102) both sides and rectangular base plate (97), establish vertical floor (125); The underframe cross beam (96) of top plant equipment is placed in the pod (103), on the horizontal flange of L shaped steel (102), beat the bolt hole of connecting bolt (104) in the position that is connected and fixed with the basis of plant equipment underframe cross beam (96) regulation, cross-arm (105) is loaded on the underframe cross beam (96), connecting bolt (104) is installed; Beat hole (107) at the riser of two L shaped steel (102) middle part with the position of absolute altitude correspondence greater than jackscrew (106) diameter, at two L shaped steel (102) risers outside welding jackscrew nut (108), both sides jackscrew (106) screwed make it grip underframe cross beam (96).

5, as claim 1 or 2,3,4 described combined foundation of backstay type machinery apparatus, it is characterized in that:

On the ground, the outside be set under the concrete basis resistance to compression plate (2) construct (110) greater than, the inner edge reduction bearing capacity of foundation soil that and plane dead in line parallel with basic outer rim is three-back-shaped precast concrete less than each limit of the basic outer rim square length of side, the precast concrete that reduces bearing capacity of foundation soil structure (110) can be whole one, and also can be divided into 4 flat shapes by the cross axis on basis and diagonal be trapezoid plate (111) or equilateral L shaped plate (112), and also may be partitioned into 8 flat shapes is right-angled trapezium plate (113); The concrete resistance to compression panel seat of this structure (110) falls within on the ground, and establishes power transmission layer of sand (36) between the ground, and between the prefabricated basic resistance to compression plate of concrete (2) power transmission layer of sand (36) is arranged.

6, as claim 1 or 2,3,4,5 described combined foundation of backstay type machinery apparatus, it is characterized in that:

[1], establishes horizontal circular hole closed construction (73) in the intersection, end that the level of the vertical joint face of each interconnected two concrete precast construction part connects circular hole (41), establish and the identical circle (77) of level connection circular hole (41) internal diameter the end that connects circular hole (41) a level, inner face at circle (77) is welded with dowel (72), with another member of its corresponding connection on level connect circular hole (41) end establish with circle (77) in annulus profile to be arranged on the identical outside of external diameter be the circle (101) of the groove of rectangle, establish rubber ring (76) in its groove;

[2], the side elevation at every prefabricated foundation structure part of concrete, concrete weight member (6), (9), (8), (11), reduction bearing capacity of foundation soil structure (110) is provided with circular horizontal steel tube lifting pin-and-hole (114), to insert in the lifting pin-and-hole (114) by the cylindricality steel pin (115) of suspension ring (134), can lift by crane with the suspension hook combination.