CN218989855U - Trestle for water intake head construction - Google Patents

Abstract

The utility model relates to a water intake head construction trestle, which comprises a supporting part, a plurality of pile caps, a plurality of pile group distribution beams, a plurality of bailey beams, a plurality of panel distribution beams, two bridge decks, a plurality of bridge decks and a plurality of railings which are sequentially arranged from bottom to top, wherein the supporting part comprises two first supporting parts, a second supporting part and a third supporting part, the second supporting part, the third supporting part and the two first supporting parts jointly enclose a water intake head construction area, the bridge decks are arranged on the panel distribution beams and spliced to form a hollow bridge deck in a shape of a Chinese character 'Hui', and the railings are arranged around the periphery and the inner edge of the hollow bridge deck. The water taking head construction trestle forms the construction platform of the water taking head construction area through the special arrangement of the trestle, and has the advantages of short construction period and low cost compared with the traditional mode.

Description

Trestle for water intake head construction

Technical Field

The utility model relates to water construction, in particular to a trestle bridge for water taking head construction.

Background

The water intake head is a facility which is arranged at the river bottom and submerged or semi-submerged and is used for taking water into the water inlet pipe through the water inlet hole, and the water intake head is generally arranged in a water area with stable river water, close to the main stream, enough water depth and good topography. After the water intake head is selected to be arranged, a construction site is generally constructed in a water area in a mode of filling impermeable clay.

Disclosure of Invention

Based on the above, the utility model aims to provide the water intake head construction trestle, the trestle is specially arranged, so that the distribution of the trestle can meet the construction requirement of water intake head construction, and in addition, the stability of the construction trestle is improved by forming a standard interval area, a dense interval area and a loose interval area through special arrangement of the Bailey beams, so that the construction trestle can adapt to the higher requirements of water intake head construction on the strength and stability of the trestle, and the trestle has the advantages of quick construction, convenient construction, high strength and good stability.

A water intake head construction trestle. The bridge deck comprises a supporting part, pile group reinforcing units, a plurality of pile caps, a plurality of pile group distribution beams, a plurality of bailey beams, a plurality of supporting frames, a plurality of panel distribution beams, a plurality of limiting pieces, a plurality of connecting pieces, two bridge decks, a plurality of bridge decks and a plurality of balustrade, wherein the supporting part, the pile caps, the pile group distribution beams, the bailey beams, the panel distribution beams, the bridge decks and the balustrade are sequentially arranged from bottom to top;

the supporting parts comprise two first supporting parts, a second supporting part and a third supporting part, the first supporting parts, the second supporting parts and the third supporting parts are formed by arranging a plurality of supporting piles in an array mode, the array comprises a plurality of rows and a plurality of columns, the rows are perpendicular to the columns, the row spacing of the rows is the same, the column spacing of the columns is the same, and the row spacing is larger than the column spacing; the two first supporting parts are arranged in parallel, the second supporting part and the third supporting part are perpendicular to the two first supporting parts and are positioned between the two first supporting parts, the second supporting part and the third supporting part are mutually parallel, and the second supporting part, the third supporting part and the two first supporting parts jointly enclose a water taking head construction area;

The pile group reinforcement unit is arranged among the support piles, the pile caps are arranged at the top ends of the support piles, and the pile group distribution beams are arranged on the pile caps at the top ends of the support piles of each row; the plurality of bailey beams are arranged on the plurality of pile group distribution beams, and the extending direction of the plurality of bailey beams is perpendicular to the extending direction of the plurality of pile group distribution beams;

the support frame is arranged between the bailey beams, the panel distribution beams are arranged on the bailey beams, the limiting pieces are fixed on the pile group distribution beams which are contacted with the ends of the bailey beams, the limiting pieces are used for limiting the positions of the bailey beams on the pile group distribution beams, the connecting pieces are connected with the bailey beams and the pile group distribution beams and are connected with the bailey beams and the panel distribution beams, the bridge abutment is respectively arranged on the land closest to the two first support portions, the bailey beams above the two first support portions are respectively fixed with the bridge abutment, the bridge panels are arranged on the panel distribution beams and are spliced to form a hollow bridge deck in a shape of a Chinese character 'Hui', and the bridge deck is arranged around the periphery and the inner edge of the hollow bridge deck.

According to the water taking head construction trestle, the trestle is specially arranged, so that the distribution of the trestle can meet the construction requirement of water taking head construction, and the trestle has the advantages of being quick in construction, convenient to construct, high in strength and low in cost.

Further, the supporting part further comprises two widened grounding parts and two supporting widened parts, one widened grounding part is respectively arranged between two ends of the third supporting part and the two first supporting parts, and the two supporting widened parts are adjacent to the first supporting parts and the second supporting parts at the same time and are positioned outside the water taking head construction area; and a plurality of bailey beams are uniformly arranged on the widened grounding part and the pile group distribution beams above the supporting widened part. The design of widening the grounding part and the supporting widening part widens the corner, so that the passing turning requirement of construction equipment is met, and the safety and convenience of the construction trestle are improved.

Further, a plurality of bailey beams are placed in parallel with each other and sequentially form a plurality of loose spacers, a plurality of standard spacers and a plurality of dense spacers from the middle of the pile group distribution beam to two sides, wherein the standard spacers, the dense spacers and the loose spacers are formed by two adjacent bailey beams, the width of the loose spacers is larger than the width of the standard spacers and larger than the width of the dense spacers, the width of the loose spacers refers to the distance between the two adjacent bailey beams forming the loose spacers, the width of the standard spacers refers to the distance between the two adjacent bailey beams forming the standard spacers, and the width of the dense spacers refers to the distance between the two adjacent bailey beams forming the dense spacers. The stability of the construction trestle is improved by dividing the Bailey beam into a standard interval area, a dense interval area and a loose interval area and combining the special division of the Bailey beam with the special combination of each supporting part.

Further, the pile group reinforcement unit comprises a plurality of first reinforcement units, a plurality of second reinforcement units, a plurality of third reinforcement units and a plurality of fourth reinforcement units;

two ends of each first reinforcing unit are respectively fixed with two adjacent supporting piles in any row, each first reinforcing unit comprises three first reinforcing strips and four first connecting parts, the three first reinforcing strips are connected with each other to form a Z shape, and the four first connecting parts are respectively fixed at the intersection of each end part of the three first reinforcing strips and the end part;

two ends of each second reinforcing unit are respectively fixed with two adjacent supporting piles in any row, each second reinforcing unit comprises five second reinforcing strips and six second connecting parts, each second reinforcing strip comprises two second reinforcing strips which are arranged in parallel, one end of each of the remaining three second reinforcing strips is positioned at the midpoint of one second reinforcing strip which is arranged in parallel, the other ends of the remaining three second reinforcing strips are respectively positioned at two ends and the midpoint of the other second reinforcing strip which is arranged in parallel, and the six second connecting parts are respectively fixed at the intersections of each end and the end of each of the five second reinforcing strips;

The two ends of the third reinforcing units are respectively fixed with the supporting piles adjacent to the first supporting parts and the second supporting parts, the structures of the third reinforcing units are the same as those of the first reinforcing units, and the sizes of the third reinforcing units are equal to the distances between the supporting piles adjacent to the first supporting parts and the second supporting parts;

the two ends of the fourth reinforcement unit are respectively fixed with the support piles of the first support part, which are connected with the third reinforcement unit, and the support piles which are remained on the second support part, are adjacent to each other and are not connected with the third reinforcement unit, and the fourth reinforcement unit comprises a fourth reinforcement strip. The stability of the construction trestle is improved by arranging pile group reinforcing units, limiting the positions, types and distribution modes of the pile group reinforcing units and special arrangement of certain pile group reinforcing unit structures among supporting pile groups.

Further, the pile group distribution beam comprises a plurality of first reinforcing plates and a plurality of second reinforcing plates, the pile group distribution beam is formed by fixing a plurality of I-shaped steel in parallel, and the I-shaped steel is formed by legs at the upper end and the lower end and waists between the legs at the upper end and the lower end;

The plurality of first reinforcing plates are fixed on the two sides of the pile group distribution beam in pairs, the positions of the first reinforcing plates correspond to the contact positions of the pile group distribution beam and the pile caps, the first reinforcing plates are right trapezoid, the lower bottoms of the two first reinforcing plates are respectively fixed with the waists at the two outer sides of the pile group distribution beam, and the right-angle waists of the two first reinforcing plates are simultaneously fixed with the legs and the pile caps;

the second reinforcing plate is fixed on one side or two sides of the waist of the I-shaped steel, the position of the second reinforcing plate corresponds to the contact position of the pile group distribution beam and the Bailey beam, the second reinforcing plate is only fixed on one side of the waist of the I-shaped steel, which is not fixed on the first reinforcing plate, otherwise, the second reinforcing plate is fixed on two sides of the waist of the I-shaped steel, the second reinforcing plate is in an equilateral trapezoid shape, the upper bottom of the second reinforcing plate is fixed with the waist of the I-shaped steel, and the two waists of the second reinforcing plate are fixed with the two legs of the I-shaped steel. The pile group distribution beam and the pile cap are more stable and are not easy to shake by arranging the first reinforcing plate at the positions of the pile group distribution beam and the pile cap; and the second reinforcing plate is arranged at the contact position of the pile group distribution beam and the beret beam, so that the bending deformation resistance and the bearing capacity of the pile group distribution beam at the contact position are improved.

Further, the supporting frames are vertically fixed between the adjacent bailey beams, and each supporting frame comprises a standard 90-type supporting frame, a first new supporting frame, a second new supporting frame and a reinforcing vertical rod;

the standard 90-type support frames are arranged in any standard interval area and any two adjacent dense interval areas, the standard 90-type support frames are arranged on the bottom surfaces of the adjacent bailey beams or perpendicular to the bottom surfaces of the adjacent bailey beams, the bottom surfaces of the bailey beams are planes where the positions of the two bailey beams and the pile group distribution beams are in contact, and the positions of the standard 90-type support frames perpendicular to the bottom surfaces of the adjacent bailey beams correspond to the positions where the bailey beams and the pile group distribution beams are in contact;

the first new support frames are arranged in any loose interval area, the bottom surfaces of the adjacent bailey beams of the plurality of first new support frames are arranged on or perpendicular to the bottom surfaces of the adjacent bailey beams, and the structures of the first new support frames are the same as those of the standard 90-type support frames;

the second newly-manufactured support frame is arranged in any standard interval area which is not adjacent, is perpendicular to the bottom surface of the adjacent bailey beam and is only arranged at the end part of the bailey beam, and comprises two fixing rods and three structural rods, wherein the two fixing rods are arranged in parallel, the three structural rods are arranged in an N-type manner and are arranged between the two fixing rods, and the structural rods corresponding to the two ends of the N-type are perpendicular to the two fixing rods;

The reinforcing vertical rods are arranged on the bailey beams above the supporting piles at the two ends of the second supporting part and the supporting piles at the two ends of the third supporting part, the reinforcing vertical rods are perpendicular to the bottom surfaces of the adjacent bailey beams, and the two ends of the reinforcing vertical rods are fixed on the bailey beams. In order to cope with the arrangement mode of the optimized bailey beams, a first new supporting frame and a reinforcing vertical rod are arranged; by designing the second newly-manufactured supporting frame, the cost for constructing the trestle is reduced on the premise of ensuring the stability of the Bailey beam.

Further, the position where the limiting piece is arranged corresponds to the position where the end part of the bailey beam is contacted with the pile group distribution beam, the bailey beam comprises an upper cross beam, a lower cross beam and two longitudinal beams, the upper cross beam and the lower cross beam are arranged in parallel in the extending direction of the lower cross beam, the lower cross beam is arranged on the pile group distribution beam, and the two longitudinal beams are respectively and vertically arranged at the two end parts of the upper cross beam and the lower cross beam; the locating part includes two first limiting plates and a second limiting plate, two first limiting plates are hugged closely respectively the both sides of bottom end rail tip, two the one end of first limiting plate is fixed on the pile group distribution roof beam, the other end is protruding and is higher than the bottom end rail sets up, the both ends of second limiting plate respectively with two the other end of first limiting plate is fixed, the second limiting plate passes by the top end rail bottom end rail and two longerons enclose into the region, the second limiting plate is hugged closely the bottom end rail with the longeron sets up. Through setting up the locating part, improve each tip and the fixed steadiness of pile group distribution roof beam of each bailey roof beam, avoid the bailey roof beam to take place the displacement, help reducing the location degree of difficulty when the bailey roof beam is installed fixedly, only need to fix a position the both ends of bailey roof beam accurately through the locating part, the welding work of the rest of bailey roof beam just can swiftly go on, need not to worry that the bailey roof beam can take place the displacement at welding process, lead to the crooked of bailey roof beam, influence holistic stability and the bearing capacity of landing stage.

Further, the panel distribution beam is provided with a plurality of pairs of first connecting holes, the position of the middle point between any pair of first connecting holes corresponds to the contact position of the bailey beam and the panel distribution beam, and the minimum distance between any pair of first connecting holes is larger than the width of the steel structure of the bailey beam at the contact position of the bailey beam and the panel distribution beam; the connecting piece includes two U type strips, two connecting plates and four nuts, the both ends of U type strip are equipped with the screw thread, the distance between U type strip both ends is greater than the width of panel distribution roof beam, the connecting plate is equipped with two second connecting holes, two the distance in second connecting hole equals with the distance between the two first connecting hole. Through setting up the connecting piece, improve the fixed steadiness of panel distribution roof beam and bailey roof beam, avoid the panel distribution roof beam to take place the displacement, help reducing the fixed position welding degree of difficulty when panel distribution roof beam installation is fixed.

Further, the abutment comprises a base, a supporting seat and an embedded part, the supporting pile is arranged on the base, the supporting seat is in contact with one end of the bailey beam, the embedded part is arranged on the supporting seat, the positions of the embedded part and the positions of the bailey beam and the supporting pile are corresponding, the embedded part comprises a base, an embedded substrate, two third limiting plates and six third reinforcing plates, the embedded substrate is arranged on one side of the base, the two third limiting plates are vertically fixed on the base, the two third limiting plates are parallel to each other, the distance between the two third limiting plates is equal to the thickness of a steel structure in contact with the embedded part, the six third reinforcing plates are evenly distributed on the two third limiting plates, one end of each third reinforcing plate is fixed with the base, the other end of each third reinforcing plate is fixed with each third limiting plate, and the six third reinforcing plates are not located between the two third limiting plates. Through setting up the built-in fitting on the abutment, reduce the location degree of difficulty when the bailey roof beam is placed on the abutment through the setting up of built-in fitting, with the fixed position of bailey roof beam in addition, avoid the bailey roof beam to take place the displacement in its direction of extending, improve the steadiness after the bailey roof beam is placed on the abutment.

Further, the top of any one of the supporting piles is provided with a plurality of limiting gaps, one side of the pile cap, which is contacted with the supporting piles, is provided with a plurality of first positioning plates, the distribution mode of the first positioning plates is the same as that of the limiting gaps, and the thickness of the first positioning plates is smaller than the width of the limiting gaps. Through set up spacing clearance and set up first locating plate in one side of pile cap in the top of support stake, make first locating plate and spacing clearance fit, further promote the stability when the pile cap is installed at the support stake top.

For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.

Drawings

Fig. 1 is a front view of a pile cap according to embodiment 1;

FIG. 2 is a left side view of the pile cap of FIG. 1;

FIG. 3 is a schematic distribution diagram of the supporting piles and pile group reinforcement units according to example 1;

fig. 4 is a front view of the first reinforcement unit according to embodiment 1;

fig. 5 is a schematic view showing the distribution of the first reinforcement unit in the vicinity of the second support portion and the support widening portion according to embodiment 1;

FIG. 6 is a top view of the first reinforcement unit shown in FIG. 4;

fig. 7 is a front view of the second reinforcement unit according to embodiment 1;

Fig. 8 is a schematic diagram illustrating the distribution of the second reinforcement unit on the first support portion according to embodiment 1;

fig. 9 is a top view of the second reinforcement unit shown in fig. 7;

fig. 10 is a front view of the pile cap according to embodiment 1;

FIG. 11 is a bottom view of the pile cap of FIG. 10;

fig. 12 is a front view of the pile group distribution beam according to example 1;

FIG. 13 is a top view of the pile group distribution beam of FIG. 12;

fig. 14 is a schematic structural view of a first reinforcing plate according to embodiment 1;

fig. 15 is a schematic structural view of a second reinforcing plate according to embodiment 1;

fig. 16 is a schematic structural view of the bailey beam in embodiment 1 at the end of the second support portion;

fig. 17 is a schematic diagram showing the distribution of the bailey beam in the third supporting portion according to embodiment 1;

fig. 18 is a schematic diagram showing the distribution of the beret beam in the vicinity of the first supporting portion and the widened grounding portion according to embodiment 1;

fig. 19 is a schematic view showing the distribution of the beret beam in the vicinity of the second supporting portion and the supporting widened portion according to embodiment 1;

fig. 20 is a schematic structural diagram of a first new support frame according to embodiment 1;

fig. 21 is a schematic structural diagram of a second new support frame according to embodiment 1;

fig. 22 is a schematic diagram showing the distribution positions of the limiting members on the beret beam, the pile group distribution beam and the panel distribution beam according to embodiment 1;

FIG. 23 is a front view of a panel dispensing beam according to embodiment 1;

fig. 24 is a schematic view showing the distribution of the connectors in the end of the bailey beam according to embodiment 1;

FIG. 25 is a left side view of the connector shown in FIG. 24;

fig. 26 is a front view of the stopper according to embodiment 1;

FIG. 27 is a left side view of the stop member of FIG. 26;

fig. 28 is a schematic structural view of an abutment according to embodiment 1;

FIG. 29 is a left side view of the abutment shown in FIG. 28;

FIG. 30 is a front view of the embedment of embodiment 1;

FIG. 31 is a top view of the embedment shown in FIG. 30;

fig. 32 is a schematic diagram of the distribution of the panel and rail according to embodiment 1.

Wherein, the supporting part 1, the supporting pile 101, the limit gap 1011, the first supporting part 102, the second supporting part 103, the third supporting part 104, the widened grounding part 105, the supporting widened part 106, the water intake head construction area 107, the pile group reinforcement unit 2, the first reinforcement unit 201, the first reinforcement bar 2011, the first connection part 2012, the second reinforcement unit 202, the second reinforcement bar 2021, the second connection part 2022, the third reinforcement unit 203, the fourth reinforcement unit 204, the fifth reinforcement unit 205, the pile cap 3, the cap top 301, the cap wall 302, the first positioning plate 303, the first accommodation space 304, the pile group distribution beam 4, the first reinforcement plate 401, the second reinforcement plate 402, beret beam 5, standard spacer 501, dense spacer 502, loose spacer 503, support frame 6, standard 90 type support frame 601, first new support frame 602, second new support frame 603, fixing rod 6031, structural rod 6032, reinforcing vertical rod 604, panel distribution beam 7, first connecting hole 701, limiting piece 8, first limiting plate 801, second limiting plate 802, connecting piece 9,U type strip 901, connecting plate 902, second connecting hole 9021, nut 903, abutment 10, base 1001, support seat 1002, embedded piece 1003, base 10031, embedded substrate 10032, third limiting plate 10033, third reinforcing plate 10034, bridge deck 11, railing 12.

Detailed Description

Example 1

The embodiment provides a water intake head construction trestle, please refer to fig. 1-22, which comprises a supporting part 1, a pile group reinforcing unit 2, a plurality of pile caps 3, a plurality of pile group distribution beams 4, a plurality of bailey beams 5, a plurality of supporting frames 6, a plurality of panel distribution beams 7, a plurality of limiting pieces 8, a plurality of connecting pieces 9, a bridge abutment 10 and a plurality of balustrade 12 of a plurality of bridge panels 11. The support part 1, the pile caps 3, the pile group distribution beams 4, the beret beams 5, the panel distribution beams 7, the bridge deck panels 11 and the railings 12 are sequentially arranged from bottom to top; the pile group reinforcing unit 2 is used for reinforcing the supporting part 1, the plurality of supporting frames 6 are used for fixing the plurality of bailey beams 5, the plurality of limiting pieces 8 are arranged at the positions where the end parts of the plurality of bailey beams 5 are contacted with the plurality of pile group distribution beams 4, the plurality of connecting pieces 9 are arranged at the positions where the plurality of bailey beams 5 are contacted with the plurality of pile group distribution beams 4 and the positions where the plurality of bailey beams 5 are contacted with the plurality of panel distribution beams 7, the bridge abutment 10 is arranged between the water taking head construction trestle and the ground, and the plurality of railing 12 are arranged at the periphery and the inner edge of the bridge deck formed by the plurality of bridge panels 11.

The supporting part 1 is composed of a plurality of supporting piles 101, and one end of each supporting pile 101 is inserted into a river bed during construction, the other end of each supporting pile is positioned on the water surface, and the end positioned on the water surface is the top end of each supporting pile 101. In this embodiment, the supporting pile 101 is a cylindrical steel pipe pile, the outer diameter of the supporting pile 101 is 630mm, the thickness is 10mm, as shown in fig. 1-2, 6 spacing gaps 1011 are provided at the top end of the supporting pile 101, two spacing gaps 1011 are located on the same diameter, the other four spacing gaps 1011 are located on two strings respectively, the two strings are parallel to each other and perpendicular to the diameter of the two spacing gaps 1011, the width of the spacing gap 1011 is 12mm, the length of the spacing gap 1011 is 302mm, and the distance between the two supporting piles 101 refers to the distance between the central axes of the two supporting piles 101. As shown in fig. 3, based on the construction requirement of the water intake head, the supporting part 1 includes two first supporting parts 102, a second supporting part 103, a third supporting part 104, two widened grounding parts 105 and two widened supporting parts 106, the first supporting parts 102, the second supporting parts 103, the third supporting parts 104, the widened grounding parts 105 and the widened supporting parts 106 are all formed by arranging a plurality of supporting piles in an array, the array includes a plurality of rows and a plurality of columns, the rows are perpendicular to the columns, the row spacing of the rows is the same except that the supporting piles 101 at two ends are adjusted according to the arrangement condition of the array, the row spacing of the columns is the same, the row spacing is greater than the row spacing, in the embodiment, the row spacing is 6000mm, and the column spacing is 3000mm; in other embodiments, the row spacing and column spacing of the support piles 101 at two ends of the same row or column can be adjusted according to the arrangement condition of the array; the two first supporting parts 102 are arranged in parallel, the second supporting part 103 and the third supporting part 104 are perpendicular to the two first supporting parts 102 and are located between the two first supporting parts 102, the second supporting part 103 and the third supporting part 104 are parallel to each other, a widened grounding part 105 is respectively arranged between the two ends of the third supporting part 104 and the two first supporting parts 102, the second supporting part 103, the third supporting part 104, the two first supporting parts 102 and the two widened grounding parts 105 jointly enclose a water taking head construction area 107, the two supporting widened parts 106 are adjacent to the first supporting part 102 and the second supporting part 103 at the same time and are located outside the water taking head construction area 107, the design of the widened grounding part 105 and the supporting widened parts 106 is widened at the corner, and therefore the passing turning requirements of construction equipment are met, and the safety and convenience of a construction trestle are improved. Referring to fig. 1, in this embodiment, based on the designed land occupation size of the water intake head, the two first supporting portions 102 are 3 columns and 9 rows of arrays, the second supporting portion 103 is 3 columns and 12 rows of arrays, the distance between the supporting piles 101 at two ends in the same column and the adjacent supporting piles 101 is 5315mm, the widened grounding portion 105 is 2 columns and 2 rows of arrays, the widened grounding portion 105 and the two rows of supporting piles 101 at the end of the adjacent first supporting portion 102 form 5 columns and 2 rows of arrays together, and the corresponding trestle of the array is directly connected with the bridge abutment 10 to serve as a grounding array (not shown); the support widening 106 is an array of 2 columns and 3 rows, and the distance between the support posts 101 near one end of the first support 102 and the adjacent support posts 101 in the same column is 5315mm, and the support widening 106 and the 3 rows of support posts 101 at the end of the adjacent second support 103 together form an array of 5 columns and 3 rows as a widened array (not shown).

Referring to fig. 4 to 9, the pile group reinforcement unit 2 is disposed between adjacent support piles 101 for connecting or fixing the adjacent support piles 101, and is preferably located on the water surface. The pile group reinforcement unit 2 includes a plurality of first reinforcement units 201, a plurality of second reinforcement units 202, a plurality of third reinforcement units 203 (not shown), a plurality of fourth reinforcement units 204, and a plurality of fifth reinforcement units 205. As shown in fig. 4, two ends of the plurality of first reinforcement units 201 are respectively fixed with two adjacent support piles 101 in any row, the first reinforcement units 201 include three first reinforcement strips 2011 and four first connection portions 2012, the three first reinforcement strips 2011 are connected with each other to form a Z shape, the four first connection portions 2012 are respectively fixed at intersections of respective ends and ends of the three first reinforcement strips 2011, two first connection portions 2012 are located at the same side of the first reinforcement units 201, the remaining two first connection portions 2012 are located at the other side of the first reinforcement units 201, as shown in fig. 5, the first connection portions 2012 located at two sides are respectively contacted with and welded to the two adjacent support piles 101 in the same row, the first reinforcement units 201 are continuously arranged, in this embodiment, as shown in fig. 6, the contour of the contact between the first connection portions 2012 and the support piles 101 is matched with the contour of the outer walls of the support piles 101, and the arrangement of this embodiment can increase the welding area of the first connection portions 2012 and the support piles 101, and improve the stability of the first reinforcement units 201. As shown in fig. 7, two ends of the plurality of second reinforcement units 202 are respectively fixed with two adjacent support piles 101 in any column, the second reinforcement units 202 comprise five second reinforcement strips 2021 and six second connection portions 2022, the five second reinforcement strips 2021 comprise two second reinforcement strips 2021 which are arranged in parallel, one ends of the remaining three second reinforcement strips 2021 are respectively positioned at the middle point of one second reinforcement strip 2021 which is arranged in parallel, the other ends of the remaining three second reinforcement strips 2021 are respectively positioned at two ends and the middle point of the other second reinforcement strip 2021 which is arranged in parallel, the six second connection portions 2022 are respectively fixed at the intersections of the respective ends and the ends of the five second reinforcement strips 2021, the second connection portions 2022 located at two sides of the two parallel second reinforcement strips 2021 are respectively contacted with and welded to the support piles 101 with the adjacent distance of 6000mm in the same column, as shown in fig. 8, except that the second reinforcement units 202 at the end portion of the first support portion 102 far away from the ground are continuously arranged, the second reinforcement units 202 in the other support portions 1 are all arranged at intervals, in this embodiment, as shown in fig. 9, similar to the first connection portion 2012, the contour of the contact portion between the second connection portion 2022 and the support piles 101 is matched with the contour of the outer wall of the support pile 101, and the arrangement of this embodiment can increase the welding area of the second connection portion 2022 and the support piles 101, and improve the stability of the second reinforcement units 202. The third reinforcement unit 203 (the structure of which is not shown) has the same structure as the first reinforcement unit 201, and is not described in detail, and the difference is that the third reinforcement unit 203 has different dimensions from the first reinforcement unit 201, as shown in fig. 1, the third reinforcement unit 203 is used for welding and fixing the first supporting portion 102, the supporting widened portion 106, and six pairs of adjacent supporting piles 101 with the second supporting portion 103, and the dimensions of the third reinforcement unit 203 are adjusted according to the distances between the six pairs of adjacent supporting piles 101. The fourth reinforcement unit 204 (the structure thereof is not shown) includes a fourth reinforcement bar, and as shown in fig. 1, the fourth reinforcement unit 204 is used for welding the support piles 101 and the support widened portions 106 of the first support 102 connected to the third reinforcement unit 203 and the remaining support piles 101 of the second support 103 not connected to the third reinforcement unit 203, so as to further reinforce the connection of the first support 102 to the support widened portions 106 and the second support 103. The fifth reinforcement unit 205 (not shown in the structure of the drawing) includes a fifth reinforcement bar, which is similar to the fourth reinforcement bar in structure, and therefore, not described in detail, as shown in fig. 1, two ends of the fifth reinforcement bar are respectively contacted with and welded to the support piles 101 adjacent to and closest to the widened grounding portion 105 and the third support portion 104. In this embodiment, the end surfaces of the two ends of the third reinforcing strip and the fourth reinforcing strip are preferably matched with the contour of the outer wall of the supporting pile 101, so that the welding area between the third reinforcing strip and the fourth reinforcing strip and the supporting pile 101 can be increased, and the stability of the fourth reinforcing unit 204 and the fifth reinforcing unit 205 can be improved.

As shown in fig. 10, the pile cap 3 is fixed on the top end of each supporting pile 101, the pile cap 3 includes a cap top 301, a cap wall 302 and a plurality of first positioning plates 303, the cap wall 302 is disposed around the cap top 301 and forms a first accommodating space 304 with the cap top 301, the plurality of first positioning plates 303 are vertically fixed on the cap top 301 and are located in the first accommodating space 304, as shown in fig. 11, the first positioning plates 303 are distributed in the same manner as the spacing gaps 1011, and include a first positioning plate 303 located on a diameter and two first positioning plates 303 located on two chords parallel to each other and perpendicular to the diameter, and the thickness of the first positioning plates 303 is smaller than the width of the spacing gaps 1011, so that the first positioning plates 303 are in clearance fit with the spacing gaps 1011; the first positioning plates 303 in this embodiment are all steel plates.

As shown in fig. 12, the pile group distribution beam 4 is fixed to the pile caps 3 at the top ends of the support piles 101 in any one row, and the length of the pile group distribution beam 4 is adjusted according to the number of the support piles 101 in each row so that the length of the pile group distribution beam 4 is longer than the distance between the support piles 101 at both ends of the row. As shown in fig. 13, the pile group distribution beam 4 is formed by assembling two pieces of construction steel in parallel, referring to fig. 14 and 15, the construction steel is formed by legs (not shown) at the upper end and the lower end and waists (not shown) between the legs at the upper end and the lower end, the pile group distribution beam 4 comprises a plurality of first reinforcing plates 401 and a plurality of second reinforcing plates 402, the plurality of first reinforcing plates 401 are fixed on two sides of the pile group distribution beam 4 in pairs, the positions of the first reinforcing plates 401 correspond to the positions where the pile group distribution beam 4 and the pile caps 3 are contacted, the first reinforcing plates 401 are in a right trapezoid shape, the lower bottoms of the right trapezoid shape are fixed with the waists of the pile group construction steel, the right trapezoid shape is fixed with the legs and the pile caps 3 at the same time, and by arranging the first reinforcing plates 401, on one hand, the weldable area of the pile group distribution beam 4 and the pile caps 3 is increased, and on the other hand the stability of the pile group distribution beam 4 and the pile caps 3 is improved; the second reinforcing plates 402 are fixed on one side or two sides of the waist of the I-shaped steel, the positions of the second reinforcing plates 402 correspond to the contact positions of the pile group distribution beams 4 and the bailey beams 5, the second reinforcing plates 402 are only fixed on one side of the waist of the I-shaped steel where the first reinforcing plates 401 are not fixed, otherwise, the second reinforcing plates 402 are fixed on two sides of the waist of the I-shaped steel, the second reinforcing plates 402 are in an equilateral trapezoid shape, the upper bottoms of the equilateral trapezoids are fixed with the waist of the I-shaped steel, the two waists of the equilateral trapezoids are fixed with the two legs of the I-shaped steel, the positions of the second reinforcing plates 402 correspond to the contact positions of the pile group distribution beams 4 and the bailey beams 5, and the bending resistance of the contact positions of the pile group distribution beams 4 and the bailey beams 5 is improved, and the safety of a trestle is improved.

As shown in fig. 16, the bailey beams 5 are placed on the pile group distribution beam 4, the extending direction of the bailey beams 5 is perpendicular to the extending direction of the pile group distribution beam 4, and a plurality of bailey beams 5 are placed parallel to each other, and the bailey beams 5 are formed by connecting a plurality of conventional bailey pieces (not shown). Referring to fig. 17-19, according to the stress characteristics of the trestle, the present embodiment forms a plurality of standard spacing areas 501, a plurality of dense spacing areas 502 and a plurality of loose spacing areas 503 by special placement of the bailey beam 5; the standard spacer 501, the dense spacer 502 and the loose spacer 503 are each formed of two adjacent bailey beams 5, the width of the loose spacer 503 is 1500mm, the width of the standard spacer 501 is 900mm, the width of the dense spacer 502 is 450mm, wherein the width of the loose spacer 503 refers to the distance between the two adjacent bailey beams 5 forming the loose spacer 503, the width of the standard spacer 501 refers to the distance between the two adjacent bailey beams 5 forming the standard spacer 501, and the width of the dense spacer 502 refers to the distance between the two adjacent bailey beams 5 forming the dense spacer 502; on the pile group distribution beams 4 above the first support 102, the second support 103 and the third support 104, two beret beams 5 are arranged in the middle of the pile group distribution beams to form a loose spacing area 503, and then a plurality of beret beams 5 are arranged on two sides of the loose spacing area 503 to form two standard spacing areas 501 and two dense spacing areas 502 in sequence respectively. As shown in fig. 18, on the pile group distribution beam 4 above the widened grounding portion 105, a plurality of beret beams 5 are uniformly arranged to form 6 standard spacers 501; on the pile group distribution beams 4 above the support widening 106, several beret beams 5 are evenly arranged forming 5 standard spacers 501. According to the embodiment, the bearing capacity and the vibration resistance and shaking resistance of the trestle are improved through the special partition.

Referring to fig. 16-21, the supporting frame 6 is vertically fixed between the neighboring bailey beams 5, in this embodiment, the bottom surfaces of the bailey beams 5 are planes where the two bailey beams contact the pile group distribution beams, and the supporting frame 6 is disposed on the bottom surfaces of the neighboring bailey beams 5 or is perpendicular to the bottom surfaces of the neighboring bailey beams 5. The support frame 6 comprises a standard 90-type support frame 601, a first new support frame 602, a second new support frame 603 and a reinforcing vertical rod 604. Referring to fig. 17 to 19, a plurality of standard 90 type supporting frames 601 are disposed on the bottom surfaces of the adjacent bailey beams 5 forming the standard spacer 501, on the bottom surfaces of the two bailey beams 5 disposed outside the two dense spacers 502, and perpendicular to the bottom surfaces of the adjacent bailey beams 5 forming the standard spacer 501, wherein the positions of the standard 90 type supporting frames 601 disposed perpendicular to the bottom surfaces of the adjacent bailey beams 5 forming the standard spacer 501 correspond to the positions of the bailey beams 5 and pile group distribution beams 4 in contact, and the standard 90 type supporting frames 601 are existing 900×1180 standard supporting frames, the structures of which are not described in detail; referring to fig. 17-19, the first new support frames 602 are disposed in any loose-spacing region 503, and a plurality of first new support frames 602 are disposed on the bottom surfaces of the neighboring bailey beams 5 forming the loose-spacing region 503 and perpendicular to the bottom surfaces of the neighboring bailey beams 5 forming the loose-spacing region 503, as shown in fig. 20, the structure of the first new support frames 602 is the same as that of the standard 90-type support frames 601, so that description thereof will be omitted, and the difference is that the size of the first new support frames 602 is 1500×1120; referring to fig. 18-19, a second new supporting frame 603 is disposed in any standard spacing area 501 that is not adjacent, the second new supporting frame 603 is disposed perpendicular to the bottom surface of the neighboring beret beams 5 forming the standard spacing area 501 and is only located at the end of the standard spacing area 501, as shown in fig. 21, the second new supporting frame 603 includes two fixing rods 6031 and three fixing rods 6032, the two fixing rods 6031 are disposed in parallel, the three fixing rods 6032 are arranged in an N-type and are located between the two fixing rods 6031, and the corresponding fixing rods 6032 at two ends of the N-type are perpendicular to the two fixing rods 6031; referring to fig. 16, reinforcing vertical rods 604 are disposed on the bailey beams 5 above the supporting piles 101 at two ends of the second supporting portion 103 and the supporting piles 101 at two ends of the third supporting portion 104, the reinforcing vertical rods 604 are disposed perpendicular to the bottom surfaces of the adjacent bailey beams 5, and two ends of the reinforcing vertical rods 604 are fixed on the same bailey beam 5. In the present embodiment, between the two rows of support piles 101, the distribution of the support frames 6 provided on the bottom surfaces of the adjacent bailey beams 5 is: in the dense space 502, 2 standard 90-type support frames 601 are uniformly arranged; in the loose- spacing region 503, 1 first new support frame 602 is uniformly arranged; in a standard interval area 501 with standard 90-type support frames 601 arranged at the end parts, 2 standard 90-type support frames 601 are uniformly arranged between two adjacent support piles 101; in the standard spacer 501 with the second new support 603 at the end, 2 standard 90 support 601 are evenly placed between two adjacent support piles 101.

As shown in fig. 22, a plurality of the panel distribution beams 7 are uniformly and parallelly placed on a plurality of the bailey beams 5 parallel to each other in the same array while being perpendicular to the plurality of the bailey beams 5. As shown in fig. 23, the panel distribution beam 7 is provided with a plurality of pairs of first connecting holes 701, the positions of the midpoints between any pair of first connecting holes 701 correspond to the positions where the beret beam 5 and the panel distribution beam 7 contact, and the minimum distance between any pair of first connecting holes 701 should be larger than the width of the steel structure of the beret beam 5 where the panel distribution beam 7 contacts, in this embodiment, the distance between any pair of first connecting holes 701 is 180mm, and the aperture is 50mm.

Referring to fig. 22-27, the plurality of limiting members 8 are used for limiting the positions of the plurality of bailey beams 5 on the plurality of pile group distribution beams 4, the plurality of limiting members 8 are fixed on the plurality of pile group distribution beams 4, as shown in fig. 24, the positions where the limiting members 8 are arranged correspond to the positions where the ends of the bailey beams 5 contact the pile group distribution beams 4, as shown in fig. 22, the plurality of connecting members 9 are used for connecting the bailey beams 2 with the pile group distribution beams 4 and connecting the bailey beams 5 with the panel distribution beams 7; as shown in fig. 25, the beret beam 5 includes an upper beam (not shown), a lower beam 504, and two longitudinal beams 505, the upper beam and the lower beam 504 are disposed in parallel in the extending direction, the lower beam 504 is disposed on the pile group distribution beam, and the two longitudinal beams 505 are disposed at two ends of the upper beam and the lower beam 504 respectively; the limiting piece 8 comprises two first limiting plates 801 and a second limiting plate 802, wherein the two first limiting plates 801 are respectively clung to two sides of the end part of the lower beam 504, one ends of the two first limiting plates 801 are fixed on the pile group distribution beam 4, the other ends of the two first limiting plates 801 are protruded and higher than the lower beam 504, two ends of the second limiting plates 802 are respectively fixed with the other ends of the two first limiting plates 801, the second limiting plates 802 penetrate through an area surrounded by the upper beam, the lower beam 504 and the two longitudinal beams 505, and the second limiting plates 802 are clung to the lower beam 504 and the longitudinal beams 505. It is further ensured that the bailey beam 5 does not undergo a substantial displacement. The connecting piece 9 is arranged at a position corresponding to the contact position between the end part and the middle part of the bailey piece and the panel distributing beam 7; as shown in fig. 26-27, the connector 9 includes two U-shaped strips 901, two connecting plates 902 and four nuts 903, threads are disposed at two ends of the U-shaped strips 901, a distance between two ends of the U-shaped strips 901 is greater than a width of the panel distribution beam 7, the connecting plates 902 are provided with two second connecting holes 9021, a distance between the two second connecting holes 9021 is equal to a distance between the two first connecting holes 9021, in this embodiment, a distance between the two second connecting holes 9021 is 180mm, the U-shaped strips 901 are used for sleeving the beret beam 5 and the panel distribution beam 7 simultaneously, and the dimensions of the U-shaped strips 901 are adjusted according to the two dimensions, in this embodiment, the U-shaped strips 901 include two dimensions, a first dimension is: the width of the U-shaped strip 901 is 320mm, and the depth of the U-shaped strip 901 is 240mm; the second size is: the width of the U-shaped strip 901 is 180mm, and the depth of the U-shaped strip 901 is 240mm; as shown in fig. 22, wherein a first dimension is used to connect the ends of a bailey piece (i.e., the junction of two bailey pieces in the same bailey beam 5) with the panel distribution beam 7 and a second dimension is used to connect the middle of a bailey piece with the panel distribution beam 7. In the present embodiment, the setting cases are: among the bailey beams 5 above the first support 102, the second support 103 and the third support 104, the two bailey beams 5 of the loose spacer 503 are arranged at first, and then the bailey beams 5 at the two ends are arranged at intervals with the loose spacer 503 as the center; among the bailey beams 5 above the widened ground portion 105 and the supporting widened portion 106, the bailey beam 5 at the outermost side is first arranged, and then is arranged at an interval inward. In the present embodiment, the setting condition of the connection member 9 is: of the bailey beams 5 above the first, second, and third supporting portions 102, 103, and 104, only the two bailey beams 5 of the loosely spaced area 503 and the two bailey beams 5 of the outermost side are provided; of the bailey beams 5 above the widened ground 105, only the two bailey beams 5 at the outermost side and the bailey beam 5 at the middle are provided; among the bailey beams 5 above the supporting widened portion 106, the bailey beam 5 at the outermost side is disposed first, and then disposed at an interval inward. When the connecting piece 9 is installed, two U-shaped strips 901 are required to pass through the two first connecting holes 701, then the connecting plate 902 is sleeved at the two ends of the same side of the two U-shaped strips 901, the two ends of the same side pass through the two limiting holes on the connecting plate 902, then the two nuts 903 are matched with the two ends in a threaded manner, the two ends of the other side of the two U-shaped strips 901 are assembled in the prior art, and the limiting of the bailey beam 5 and the panel distributing beam 7 is realized by tightening the four nuts 903 at the two sides.

As shown in fig. 1, the abutment 10 is disposed on the shore ground closest to the first support 102 and the widened ground portion 105, and as shown in fig. 28-29, the abutment 10 includes a base 1001, a support seat 1002, and a plurality of embedments 1003. The base 1001 is placed on the existing ground close to the first supporting portion 102 and the widened grounding portion 105, the supporting seat 1002 is arranged on the base 1001, the supporting seat 1002 is contacted with one end of the bailey beam 5 and is used for supporting the bailey beam 5, the embedded parts 1003 are arranged on the supporting seat 1002, the positions of the embedded parts 1003 correspond to the positions of the bailey beams 5 contacted with the supporting piles 101, as shown in fig. 30-31, the embedded parts 1003 comprise a base 10031, an embedded base plate 10032, two third limiting plates 10033 and six third reinforcing plates 10034, the embedded base plate 10032 is arranged on one side of the base 10031, the two third limiting plates 10033 are vertically fixed on the base 1001, the two third limiting plates 10033 are parallel to each other, the distance between the two third limiting plates 10033 is equal to the thickness of a steel structure with the end of the bailey beam 5 contacted with the embedded parts 1003, the six third reinforcing plates 10034 are evenly distributed on the two third limiting plates 10033, one end of the six third reinforcing plates 10034 are fixed with the base 1001, and the other end of the other third reinforcing plates 10033 are not fixed with the third limiting plates 10033.

The bridge abutment 10 is integrally prepared by adopting reinforced cement, a reinforced structure is required to be prepared, cement is required to be injected, and the embedded part 1003 is placed at a proper position after the reinforced structure of the bridge abutment 10 is prepared, so that the end parts of the bailey beams 5 placed on the support frame 6 can be positioned between the two third limiting plates 10033.

The bridge deck 11 is paved on the deck distributing beams 7 and spliced to form a hollow bridge deck in a shape of a Chinese character 'hui', and the railing 12 is arranged around the periphery and the inner edge of the hollow bridge deck.

The water intaking head construction landing stage of this embodiment has replaced traditional mode of filling impermeable clay, builds construction site in the waters to on this basis, the water intaking head construction landing stage of this embodiment is through the arrangement mode to bailey roof beam 5, special structure and the arrangement mode of pile group reinforcement unit 2, special structure and the arrangement mode of support frame 6, and the comprehensive setting of a plurality of locating parts, connecting piece, promoted the overall stability of water intaking head construction landing stage, make it can satisfy as the water intaking head construction platform to the requirement of stability, can handle a plurality of transport vehicles and transport construction material and handle vibration that a plurality of construction vehicles arouse when being under construction on the landing stage simultaneously, have safe and reliable, build the cycle short, build advantage with low costs.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the utility model, and the utility model is intended to encompass such modifications and improvements.

Claims (10)

1. The water taking head construction trestle is characterized by comprising a supporting part, a pile group reinforcing unit, a plurality of pile caps, a plurality of pile group distribution beams, a plurality of bailey beams, a plurality of supporting frames, a plurality of panel distribution beams, a plurality of limiting pieces, a plurality of connecting pieces, two bridge decks, a plurality of bridge decks and a plurality of railings, wherein the supporting part, the pile caps, the pile group distribution beams, the bailey beams, the panel distribution beams, the bridge decks and the railings are sequentially arranged from bottom to top;

the supporting parts comprise two first supporting parts, a second supporting part and a third supporting part, the first supporting parts, the second supporting parts and the third supporting parts are formed by arranging a plurality of supporting piles in an array mode, the array comprises a plurality of rows and a plurality of columns, the rows are perpendicular to the columns, the row spacing of the rows is the same, the column spacing of the columns is the same, and the row spacing is larger than the column spacing; the two first supporting parts are arranged in parallel, the second supporting part and the third supporting part are perpendicular to the two first supporting parts and are positioned between the two first supporting parts, the second supporting part and the third supporting part are mutually parallel, and the second supporting part, the third supporting part and the two first supporting parts jointly enclose a water taking head construction area;

The pile group reinforcement unit is arranged among the support piles, the pile caps are arranged at the top ends of the support piles, and the pile group distribution beams are arranged on the pile caps at the top ends of the support piles of each row; the plurality of bailey beams are arranged on the plurality of pile group distribution beams, and the extending direction of the plurality of bailey beams is perpendicular to the extending direction of the plurality of pile group distribution beams;

the support frame is arranged between the bailey beams, the panel distribution beams are arranged on the bailey beams, the limiting pieces are fixed on the pile group distribution beams which are contacted with the ends of the bailey beams, the limiting pieces are used for limiting the positions of the bailey beams on the pile group distribution beams, the connecting pieces are connected with the bailey beams and the pile group distribution beams and are connected with the bailey beams and the panel distribution beams, the bridge abutment is respectively arranged on the land closest to the two first support portions, the bailey beams above the two first support portions are respectively fixed with the bridge abutment, the bridge panels are arranged on the panel distribution beams and are spliced to form a hollow bridge deck in a shape of a Chinese character 'Hui', and the bridge deck is arranged around the periphery and the inner edge of the hollow bridge deck.

2. The water intake head construction trestle according to claim 1, wherein said supporting portion further comprises two widened grounding portions and two supporting widened portions, wherein one of said widened grounding portions is disposed between each of said two ends of said third supporting portion and said two of said first supporting portions, and said two supporting widened portions are simultaneously adjacent to said first supporting portion and said second supporting portion and are located outside said water intake head construction area; and a plurality of bailey beams are uniformly arranged on the widened grounding part and the pile group distribution beams above the supporting widened part.

3. The water intake head construction trestle according to claim 1, characterized in that a plurality of bailey beams are placed in parallel with each other and a plurality of loose spacers, a plurality of standard spacers and a plurality of dense spacers are formed from the middle of the pile group distribution beam to two sides in sequence, the standard spacers, the dense spacers and the loose spacers are each formed by two adjacent bailey beams, the width of the loose spacers > the width of the standard spacers > the width of the dense spacers, wherein the width of the loose spacers refers to the distance between two adjacent bailey beams forming the loose spacers, the width of the standard spacers refers to the distance between two adjacent bailey beams forming the standard spacers, and the width of the dense spacers refers to the distance between two adjacent bailey beams forming the dense spacers.

4. The water intake construction trestle according to claim 1, characterized in that said pile group reinforcement unit comprises a plurality of first reinforcement units, a plurality of second reinforcement units, a plurality of third reinforcement units and a plurality of fourth reinforcement units;

two ends of each first reinforcing unit are respectively fixed with two adjacent supporting piles in any row, each first reinforcing unit comprises three first reinforcing strips and four first connecting parts, the three first reinforcing strips are connected with each other to form a Z shape, and the four first connecting parts are respectively fixed at the intersection of each end part of the three first reinforcing strips and the end part;

two ends of each second reinforcing unit are respectively fixed with two adjacent supporting piles in any row, each second reinforcing unit comprises five second reinforcing strips and six second connecting parts, each second reinforcing strip comprises two second reinforcing strips which are arranged in parallel, one end of each of the remaining three second reinforcing strips is positioned at the midpoint of one second reinforcing strip which is arranged in parallel, the other ends of the remaining three second reinforcing strips are respectively positioned at two ends and the midpoint of the other second reinforcing strip which is arranged in parallel, and the six second connecting parts are respectively fixed at the intersections of each end and the end of each of the five second reinforcing strips;

The two ends of the third reinforcing units are respectively fixed with the supporting piles adjacent to the first supporting parts and the second supporting parts, the structures of the third reinforcing units are the same as those of the first reinforcing units, and the sizes of the third reinforcing units are equal to the distances between the supporting piles adjacent to the first supporting parts and the second supporting parts;

the two ends of the fourth reinforcement unit are respectively fixed with the support piles of the first support part, which are connected with the third reinforcement unit, and the support piles which are remained on the second support part, are adjacent to each other and are not connected with the third reinforcement unit, and the fourth reinforcement unit comprises a fourth reinforcement strip.

5. The water intake head construction trestle according to claim 1, characterized in that said pile group distribution beam comprises a plurality of first reinforcing plates and a plurality of second reinforcing plates, said pile group distribution beam is formed by a plurality of construction steel which are fixed in parallel, said construction steel is formed by legs at upper and lower ends and waists between said legs at upper and lower ends;

the plurality of first reinforcing plates are fixed on the two sides of the pile group distribution beam in pairs, the positions of the first reinforcing plates correspond to the contact positions of the pile group distribution beam and the pile caps, the first reinforcing plates are right trapezoid, the lower bottoms of the two first reinforcing plates are respectively fixed with the waists at the two outer sides of the pile group distribution beam, and the right-angle waists of the two first reinforcing plates are simultaneously fixed with the legs and the pile caps;

The second reinforcing plate is fixed on one side or two sides of the waist of the I-shaped steel, the position of the second reinforcing plate corresponds to the contact position of the pile group distribution beam and the Bailey beam, the second reinforcing plate is only fixed on one side of the waist of the I-shaped steel, which is not fixed on the first reinforcing plate, otherwise, the second reinforcing plate is fixed on two sides of the waist of the I-shaped steel, the second reinforcing plate is in an equilateral trapezoid shape, the upper bottom of the second reinforcing plate is fixed with the waist of the I-shaped steel, and the two waists of the second reinforcing plate are fixed with the two legs of the I-shaped steel.

6. The water intake head construction trestle of claim 3, wherein the support frames are vertically fixed between adjacent bailey beams, the support frames comprising a standard 90-type support frame, a first new-type support frame, a second new-type support frame, and reinforcing vertical rods;

the standard 90-type support frames are arranged in any standard interval area and any two adjacent dense interval areas, the standard 90-type support frames are arranged on the bottom surfaces of the adjacent bailey beams or perpendicular to the bottom surfaces of the adjacent bailey beams, the bottom surfaces of the bailey beams are planes where the positions of the two bailey beams and the pile group distribution beams are in contact, and the positions of the standard 90-type support frames perpendicular to the bottom surfaces of the adjacent bailey beams correspond to the positions where the bailey beams and the pile group distribution beams are in contact;

The first new support frames are arranged in any loose interval area, the bottom surfaces of the adjacent bailey beams of the plurality of first new support frames are arranged on or perpendicular to the bottom surfaces of the adjacent bailey beams, and the structures of the first new support frames are the same as those of the standard 90-type support frames;

the second newly-manufactured support frame is arranged in any standard interval area which is not adjacent, is perpendicular to the bottom surface of the adjacent bailey beam and is only arranged at the end part of the bailey beam, and comprises two fixing rods and three structural rods, wherein the two fixing rods are arranged in parallel, the three structural rods are arranged in an N-type manner and are arranged between the two fixing rods, and the structural rods corresponding to the two ends of the N-type are perpendicular to the two fixing rods;

the reinforcing vertical rods are arranged on the bailey beams above the supporting piles at the two ends of the second supporting part and the supporting piles at the two ends of the third supporting part, the reinforcing vertical rods are perpendicular to the bottom surfaces of the adjacent bailey beams, and the two ends of the reinforcing vertical rods are fixed on the bailey beams.

7. The water intake head construction trestle according to claim 1, characterized in that the position where the limiting member is disposed corresponds to the position where the end of the bailey beam contacts the pile group distribution beam, the bailey beam comprises an upper cross beam, a lower cross beam and two longitudinal beams, the upper cross beam and the lower cross beam are disposed in parallel in the extending direction thereof, the lower cross beam is disposed on the pile group distribution beam, and the two longitudinal beams are disposed vertically at the two ends of the upper cross beam and the lower cross beam, respectively; the locating part includes two first limiting plates and a second limiting plate, two first limiting plates are hugged closely respectively the both sides of bottom end rail tip, two the one end of first limiting plate is fixed on the pile group distribution roof beam, the other end is protruding and is higher than the bottom end rail sets up, the both ends of second limiting plate respectively with two the other end of first limiting plate is fixed, the second limiting plate passes by the top end rail bottom end rail and two longerons enclose into the region, the second limiting plate is hugged closely the bottom end rail with the longeron sets up.

8. The water intake head construction trestle according to claim 1, characterized in that the panel distribution beam is provided with a plurality of pairs of first connecting holes, the position of the midpoint between any pair of first connecting holes corresponds to the contact position of the bailey beam and the panel distribution beam, and the minimum distance between any pair of first connecting holes is larger than the width of the steel structure of the bailey beam at the contact position with the panel distribution beam; the connecting piece includes two U type strips, two connecting plates and four nuts, the both ends of U type strip are equipped with the screw thread, the distance between U type strip both ends is greater than the width of panel distribution roof beam, the connecting plate is equipped with two second connecting holes, two the distance in second connecting hole equals with the distance between the two first connecting hole.

9. The water intake head construction trestle according to claim 1, characterized in that the abutment comprises a base, a supporting seat and an embedded part, the supporting piles are arranged on the base, the supporting seat is contacted with one end of the bailey beam, the embedded part is arranged on the supporting seat, the positions of the embedded parts are corresponding to the positions of the bailey beams contacted with the supporting piles, the embedded part comprises a base, an embedded substrate, two third limiting plates and six third reinforcing plates, the embedded substrate is arranged on one side of the base, the two third limiting plates are vertically fixed on the base, the two third limiting plates are parallel to each other, the distance between the two third limiting plates is equal to the thickness of a steel structure contacted with the embedded part at the end of the bailey beam, the six third reinforcing plates are evenly distributed on the two third limiting plates, one end of each third reinforcing plate is fixed with the base, the other end of each third reinforcing plate is fixed with the six third limiting plates, and each third reinforcing plate is not positioned between the two third limiting plates.

10. The water intake head construction trestle according to claim 1, wherein a plurality of limiting gaps are formed in the top end of any one of the supporting piles in the supporting portion, a plurality of first positioning plates are arranged on one side, in contact with the supporting piles, of the pile caps, the distribution mode of the first positioning plates is identical to that of the limiting gaps, and the thickness of the first positioning plates is smaller than the width of the limiting gaps.

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