CN110409309A - A kind of safeguard structure and its working method for bottom loading plates in bridge construction - Google Patents
A kind of safeguard structure and its working method for bottom loading plates in bridge construction Download PDFInfo
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- CN110409309A CN110409309A CN201910715684.6A CN201910715684A CN110409309A CN 110409309 A CN110409309 A CN 110409309A CN 201910715684 A CN201910715684 A CN 201910715684A CN 110409309 A CN110409309 A CN 110409309A
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- long side
- loading plates
- fender rod
- bottom loading
- link block
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of safeguard structures and its working method for bottom loading plates in bridge construction, including long side fender rod and short side fender rod, long side fender rod and short side fender rod are mounted on the outside of bottom loading plates, long side fender rod both ends are separately installed with long side gag lever post by long side connecting hole, short side fender rod both ends are separately installed with short side gag lever post by short side connecting hole, bottom loading plates are connect by connecting rod with cement ground, and connecting rod is located on cement ground by thick cylinder nail.The present invention is protected by the compressive stress of connecting rod, under the collective effect of long side gag lever post, the tension stress protection of short side gag lever post and long side fender rod, the auxiliary flexural stress protection of short side fender rod and the foot guard effect of positive bottom gear, a variety of protection are played to the bottom loading plates for needing to bear maximum stress in bridge construction, bottom loading plates is made not deform in casting process stress limit when keeping Bridge Design.
Description
Technical field
The present invention relates to the building machinery technical field of structures of bridge, more particularly to one kind to hold for bottom in bridge construction
The safeguard structure and its working method of support plate.
Background technique
The construction of bridge occupies very important status in the transport development in China, whether railroad bridge or highway
Bridge all brings the road traffic net in China into, and the stress concentration that bridge is subject on bridge floor is sent to bridge pier and then and bottom surface
It is particularly important to the construction of counteracting, thus bridge pier.
Currently, in the construction of bridge, by realizing that bridge pier makes to the model structure casting concrete of bottom loading plates
With intensity, the protection of bottom loading plates generallys use being fixedly connected based on the external skewed horizontal load with support rod of bolt, this
Mode is simple and effective, but the power born is not unevenly comprehensive, especially adds bullet on the gear protection structure of bottom loading plates
The elastic construction of spring makes the process loading plate entirely poured have bigger mobile space, to cannot get required completeness
The bridge pier structure of shape.Therefore, the safeguard structure for how improving bottom loading plates in bridge construction makes bottom loading plates arrived
When from internal pressure, the protection of existing compressive stress, and have the protection of tension stress, bottom and interposition in bottom loading plates
The multiple-protection to form a fixed structure is set, the stress of inside transmitting is offseted and restrained, occurs that bottom carrier not
Offset and inclination are problems to be solved by this invention.
Summary of the invention
In order to overcome above-mentioned technical problem, the purpose of the present invention is to provide one kind for bottom carrying in bridge construction
The safeguard structure and its working method of plate, improve bridge construction in bottom loading plates safeguard structure, make bottom loading plates by
When to from internal pressure, the protection of existing compressive stress, and have the protection of tension stress, in the bottom of bottom loading plates in
Between position formed a fixed structure multiple-protection, by inside transmitting stress offset and restrain, make bottom carrier not
It shifts and tilts.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of safeguard structure for bottom loading plates in bridge construction, including cement ground, bottom loading plates and thick circle
Stud, further includes long side fender rod and short side fender rod, and the long side fender rod and the short side fender rod are mounted on bottom and hold
The outside of support plate, long side fender rod are mounted in bottom loading plates transverse direction long range, and short side fender rod is mounted on bottom loading plates
In longitudinal short distance, long side fender rod both ends are separately installed with long side gag lever post, short side fender rod both ends by long side connecting hole
It is separately installed with short side gag lever post by short side connecting hole, bottom loading plates are connect by connecting rod with cement ground, connecting rod
It is located on cement ground by thick cylinder nail；
Wherein, installation is there are four front connecting plate is carried altogether in two long sides of the bottom loading plates, and four carryings are just
Face connecting plate is located at the position of two edge a quarters of distance, and four carrying front connecting plates are in the same horizontal plane
On, installation is set respectively there are two side gussets, two carrying side gussets are carried altogether on two short sides of bottom loading plates
It is placed in the middle position of bottom loading plates short side；
Wherein, the long side fender rod is mounted in two long sides of bottom loading plates by carrying front connecting plate, long
Frontier defense guard bar is solid construction, and long side fender rod is arranged there are two long side location hole on endpoint location center line, and long side positions
Hole is mutually perpendicular to long side connecting hole, and long side gag lever post is equipped on long side connecting hole, and long side gag lever post both ends are provided with more
A long side limit hole, long side limit hole are fixed in long side connecting hole by positioning pin；
Wherein, the short side fender rod is mounted on two short sides of bottom loading plates by carrying side gussets, short
Frontier defense guard bar is solid construction, and the mode and long side gag lever post that short side gag lever post is mounted on short side connecting hole are mounted on long side company
It connects identical on hole, short side support rod is respectively arranged on the inside of the short side connecting hole of short side fender rod both ends, short side support rod is for branch
Support the tensile stress on short side gag lever post；
Wherein, described connecting rod one end is provided with fixed connector, and fixed connector is mounted on cement ground, connecting rod
The other end is provided with flexible connection head, is flexibly connected head and is mounted on bottom loading plates, and connecting rod is separated two-end structure, even
It is provided with external screw thread connection among extension bar and connects spiral connection with internal screw thread, external screw thread connection connects micro- by spiral with internal screw thread
Adjust connection cement ground and bottom loading plates；
The flexible connection head is two semicircle ring structures, is flexibly connected head top and is divided into flexible connection, is flexibly connected head
Lower part, which is divided into, to be fixedly connected, and is flexibly connected and is fixed in an end position of connecting rod bar by being flexibly connected hinge with being fixedly connected,
Be flexibly connected on hinge and be equipped with by spring and pull button, pull button be flexibly connected fixed installation.
As a further solution of the present invention, the cement ground the two sides of two long sides be respectively set there are two front
Base anchor is provided with front lower margin hole among the base anchor of front, and thick cylinder nail is equipped in the lower margin hole of front, and thick cylinder nails on set
It connects and positive connecting rod is installed, the two sides of two short sides of cement ground are respectively arranged with a side base anchor, side lower margin
It is provided with side lower margin hole among plate, thick cylinder nail is installed on the lower margin hole of side, thick cylinder nails on socket and is equipped with side company
Extension bar.
As a further solution of the present invention, the bottom of the bottom loading plates long side passes through positive bottom gear and front lower margin
For plate to connection, positive bottom gear is solid rectangle steel compressive resistance metal material.
As a further solution of the present invention, the carrying front connecting plate is connected by the first front link block, the second front
Connect block and positive connecting shaft composition, positive connecting shaft by welding be mounted on the first front link block and the second front link block it
Between, middle position is provided with threaded hole on the outside of the first front link block and the second front link block.
As a further solution of the present invention, the carrying side gussets are connected by first side link block, second side
Connect block and side connecting shaft composition, side connecting shaft by welding be mounted on first side link block and second side link block it
Between, middle position is provided with threaded hole on the outside of first side link block and second side link block.
As a further solution of the present invention, first long side fender rod one end on the long side fender rod passes through external screw thread
It is mounted on the first front link block threaded hole, third long side fender rod one end is mounted on the second front link block by external screw thread
Threaded hole on, the second long side fender rod is mounted among two carrying front connecting plates by external screw thread, the second long side protection
Bar one end is mounted on the second front link block threaded hole of first carrying front connecting plate, the second long side fender rod other end
It is mounted on the first front link block threaded hole of second carrying front connecting plate.
As a further solution of the present invention, the short side fender rod is by the first short side fender rod and the second short side fender rod
Composition, first short side fender rod one end are mounted on the threaded hole on the outside of first side link block by external screw thread, the second short side
Fender rod one end is mounted on the threaded hole on the outside of second side link block by external screw thread.
As a further solution of the present invention, the long side gag lever post and short side gag lever post are the cylinders with tension stress
The metal material of shape.
This is used for the working method of the safeguard structure of bottom loading plates in bridge construction, comprising the following steps:
Step 1: during cement ground pours on the link position of positive connecting rod and side connecting rod bottom
Two front base anchors are respectively set on the outside of two long sides of bridge bottom loading plates using reinforcing bar as liner by mold, at bridge bottom
Each one side base anchor of setting on the outside of two short sides of portion's loading plate, and by front base anchor and side base anchor center there are
Diameter is greater than the front lower margin hole and side lower margin hole of thick cylinder nail；
Step 2: bottom loading plates to be mounted on to the outermost for pouring bridge pier, by two second long side fender rods 35 1
End is threadedly secured on the second front link block on first carrying front connecting plate, the second long side fender rod other end
It is threadedly secured on the first front link block of second carrying front connecting plate, and by four carrying front connecting plates
The position apart from long side both ends a quarter is mounted on by welding respectively；
Carrying is threadably mounted at Step 3: two the first long side fender rods and two third long side fender rods are passed through respectively
In threaded hole on the remaining first front link block of front connecting plate and the second front link block, and by two root long side gag lever posts
It is mounted on long side connecting hole by fixed pin；
Step 4: carrying side gussets for two passes through the center that welding is mounted on bottom loading plates short side, it will
Two first short side fender rods and two second short side fender rod one end respectively by be threadably mounted at first side link block and
On second side link block, and two short side gag lever posts are mounted on short side connecting hole by positioning pin；
Nailed on Step 5: six fixed connectors are socketed in thick cylinder, by thick cylinder nail be inserted into front lower margin hole and
It in the lower margin hole of side, pins and pulls button opening flexible connection, head will be flexibly connected and be respectively clamped into four positive connecting shafts and two
In a side connecting shaft, and four positive bottom gears are embedded between weight tray bottom and front base anchor.
Beneficial effects of the present invention:
The safeguard structure front connecting rod and side connecting rod for bottom loading plates in bridge construction are by water
Muddy ground base applies the outside pressure generated during bridge pours by bottom loading plates and protects as first layer, the second layer
Protection is born by the stretching resistance of long side gag lever post and short side gag lever post, the pulling force that long side gag lever post and short side gag lever post pass through rigidity
Bottom loading plates are limited in the position of installation, positive connecting rod and side connecting rod, long side gag lever post and short side limit by effect
Bar jointly protects bottom loading plates.
Thick cylinder nail bears the pressure in connecting rod, and releases stress finally to front base anchor by cement ground
Disperse pressure；Positive bottom gear bears the lowermost pressure from bottom loading plates, and pressure herein is held during pouring
The pressure received is maximum, therefore carries out again anti-to bottom loading plates using the position-limiting action of positive bottom gear and front base anchor
Shield；The composite structure of carrying front connecting plate makes application of the two layers of safeguard structure suitable for the construction of a variety of bridges, can also be with
Adjustment in practical application is made to the installation site that the bridge pier of different shape and size carries front connecting plate again, guarantees carrying
The position of front connecting plate is accurately effective with transmitting stress, and carrying side gussets have identical with carrying front connecting plate
Effect.
The long side fender rod and short side fender rod of multistage combination make it is suitable in the construction of a variety of bridges, long side fender rod
It can need to select according to scene with the length of short side fender rod, the first long side fender rod, the second long side fender rod, third long side
There are many specifications for fender rod, the first short side fender rod and the second short side fender rod for substitution, and all has good bending resistance and answer
The performance of power.
The present invention is protected by the compressive stress of connecting rod, long side gag lever post, short side gag lever post tension stress protection and
The collective effect that the foot guard of long side fender rod, the auxiliary flexural stress protection of short side fender rod and positive bottom gear acts on
Under, a variety of protection are played to the bottom loading plates for needing to bear maximum stress in bridge construction, were pouring bottom loading plates
The stress limit not deformed when keeping Bridge Design in journey.
Detailed description of the invention
Fig. 1 is whole side structure schematic diagram of the invention；
Fig. 2 is whole positive structure schematic of the invention；
Fig. 3 is long side fender rod connection schematic diagram in the present invention；
Fig. 4 is connecting rod structural schematic diagram in the present invention；
Fig. 5 is long short side location hole structural schematic diagram in the present invention；
Fig. 6 is short side fender rod structural schematic diagram in the present invention；
Appended drawing reference: cement ground 1, front base anchor 11, front lower margin hole 111, positive connecting rod 12, side base anchor
13, side lower margin hole 131, bottom loading plates 2, carrying front connecting plate 21, first front link block the 211, second front connection
Block 212, positive connecting shaft 213, carrying side gussets 22, first side link block 221, second side link block 222, side
Connecting shaft 223, side connecting rod 23, positive bottom keep off 24, long side fender rod 3, long side gag lever post 31, long side limit hole 311, long side
Connecting hole 32, long side location hole 33, the first long side fender rod 34, the second long side fender rod 35, third long side fender rod 36, short side
Fender rod 4, short side gag lever post 41, short side connecting hole 42, short side support rod 43, the first short side fender rod 44, the protection of the second short side
Bar 45, fixed connector 51, is flexibly connected head 52, is flexibly connected 521, is fixedly connected with 522, is flexibly connected hinge connecting rod 5
523, button 524, external screw thread connection 53, internal screw thread connection 54, thick cylinder nail 10 are pulled.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
It please referring to shown in Fig. 1-Fig. 6, the present invention is a kind of safeguard structure for bottom loading plates in bridge construction, including
Cement ground 1, bottom loading plates 2 and thick cylinder nail 10, further include long side fender rod 3 and short side fender rod 4, long side fender rod 3
The outside of bottom loading plates 2 is mounted on short side fender rod 4, long side fender rod 3 is mounted on bottom loading plates 2 laterally over long distances
On, short side fender rod 4 is mounted in the longitudinal short distance of bottom loading plates 2, and 3 both ends of long side fender rod pass through long side connecting hole 311
It is separately installed with long side gag lever post 31,4 both ends of short side fender rod are separately installed with short side gag lever post 41 by short side connecting hole 42,
Bottom loading plates 2 are connect by connecting rod 5 with cement ground 1, and connecting rod 5 is located on cement ground 1 by thick cylinder nail 10.
Wherein, it is installed altogether in 2 two long sides of bottom loading plates there are four carrying front connecting plate 21, four carryings are just
Face connecting plate 21 is located at the position of two edge a quarters of distance, and four carrying front connecting plates 21 are in the same level
On face, there are two carry side gussets 22, two carrying side gussets 22 for installation altogether on 2 two short sides of bottom loading plates
It is respectively arranged at the middle position of 2 short side of bottom loading plates.
Wherein, long side fender rod 3 is mounted in two long sides of bottom loading plates 2 by carrying front connecting plate 21, long
Frontier defense guard bar 3 be solid construction, long side fender rod 3 be arranged on endpoint location center line there are two long side location hole 33, long side
Location hole 33 is mutually perpendicular to long side connecting hole 32, and long side gag lever post 31, long side gag lever post 31 are equipped on long side connecting hole 32
Both ends are provided with multiple long side limit holes 311, and long side limit hole 311 is fixed in long side connecting hole 32 by positioning pin.
Wherein, short side fender rod 4 is mounted on two short sides of bottom loading plates 2 by carrying side gussets 22, short
Frontier defense guard bar 4 is solid construction, and the mode and long side gag lever post 31 that short side gag lever post 41 is mounted on short side connecting hole 42 are installed
It is identical on long side connecting hole 32, it is respectively arranged with short side support rod 43 on the inside of 4 both ends short side connecting hole 42 of short side fender rod, it is short
Side support rod 43 is used to support the tensile stress on short side gag lever post 41.
Wherein, 5 one end of connecting rod is provided with fixed connector 51, and fixed connector 51 is mounted on cement ground 1, connection
5 other end of bar, which is provided with, is flexibly connected head 52, is flexibly connected head 52 and is mounted on bottom loading plates 2, and connecting rod 5 is separated two
End structure is provided with external screw thread connection 53 among connecting rod 5 and connect the connection of 54 spirals with internal screw thread, and external screw thread connects 53 and interior spiral shell
Line connection 54 finely tunes connection cement ground 1 and bottom loading plates 2 by spiral.
Flexible connection head 52 is two semicircle ring structures, is flexibly connected 52 top of head and is divided into flexible connection 521, is flexibly connected
First 52 lower part, which is divided into, is fixedly connected with 522, is flexibly connected 521 with being fixedly connected with 522 and passes through flexible connection hinge 523 in connecting rod 5
One end position of bar is fixed, and is flexibly connected on hinge 523 and is equipped with by spring and pulls button 524, pull button 524 be flexibly connected
521 are fixedly mounted.
Positive connecting rod 12 and side connecting rod 23 are poured by bottom loading plates 2 in bridge by applying to cement ground 1
The outside pressure generated during building is protected as first layer, and the second layer is protected by long side gag lever post 31 and short side gag lever post
41 stretching resistance is born, and long side gag lever post 31 and short side gag lever post 41 are limited bottom loading plates 2 by the pulling force effect of rigidity
In the position of installation, positive connecting rod 12 and side connecting rod 23, long side gag lever post 31 and short side gag lever post 41 are jointly to bottom
Loading plate 2 is protected.
Preferably, cement ground 1 is respectively set in the two sides of two long sides there are two front base anchor 11, front base anchor
It is provided with front lower margin hole 111 among 11, thick cylinder nail 10 is installed in front lower margin hole 111, is socketed peace on thick cylinder nail 10
Equipped with positive connecting rod 12, the two sides of two short sides of cement ground 1 are respectively arranged with a side base anchor 13, side lower margin
It is provided with side lower margin hole 131 among plate 13, thick cylinder nail 10 is installed on side lower margin hole 131, is socketed on thick cylinder nail 10
Side connecting rod 23 is installed, thick cylinder nail 10 bears the pressure in connecting rod 5, and discharges and press to front base anchor 11
Power finally disperses pressure by cement ground 1.
Preferably, the bottom of 2 long side of bottom loading plates passes through positive bottom gear 24 and front base anchor 11 to connection, positive bottom
Gear 24 is solid rectangle steel compressive resistance metal material, and positive bottom gear 24 bears the lowermost pressure from bottom loading plates 2
Power, the pressure that pressure herein is born during pouring is maximum, therefore using positive bottom gear 24 and front base anchor 11
Position-limiting action carries out protection again to bottom loading plates 2.
Preferably, carrying front connecting plate 21 is connected by the first front link block 211, the second front link block 212 and front
Spindle 213 forms, positive connecting shaft 213 by welding be mounted on the first front link block 211 and the second front link block 212 it
Between, the first front link block 211 and 212 outside middle position of the second front link block are provided with threaded hole, carry front even
The composite structure of fishplate bar 21 makes application of the two layers of safeguard structure suitable for the construction of a variety of bridges, can also to different shape and
The installation site that the bridge pier of size carries front connecting plate again makes the adjustment in practical application, guarantees carrying front connecting plate 21
Position accurately and transmitting stress it is effective.
Preferably, carrying side gussets 22 are connected by first side link block 221, second side link block 222 and side
Spindle 223 forms, side connecting shaft 223 by welding be mounted on first side link block 221 and second side link block 222 it
Between, first side link block 221 and 222 outside middle position of second side link block are provided with threaded hole, and carrying side connects
Fishplate bar 22 has effect identical with carrying front connecting plate 21.
Preferably, 34 one end of the first long side fender rod on long side fender rod 3 is mounted on the first front even by external screw thread
It connects on 211 threaded hole of block, 36 one end of third long side fender rod is mounted on the threaded hole of the second front link block 212 by external screw thread
On, the second long side fender rod 35 is mounted among two carrying front connecting plates 21 by external screw thread, the second long side fender rod 35
One end is mounted on 212 threaded hole of the second front link block of first carrying front connecting plate 21, the second long side fender rod 35
The other end is mounted on 211 threaded hole of the first front link block of second carrying front connecting plate 21, the long side of multistage combination
Fender rod 3 makes it is suitable in the construction of a variety of bridges, and the length of long side fender rod 3 can need to select according to scene, and first
There are many specifications for long side fender rod 34, the second long side fender rod 35, third long side fender rod 36 for substitution, and all has good
Flexural stress performance.
Preferably, short side fender rod 4 is made of the first short side fender rod 44 and the second short side fender rod 45, and the first short side is anti-
44 one end of guard bar is mounted on the threaded hole in 221 outside of first side link block by external screw thread, the second short side fender rod 45 1
End is mounted on the threaded hole in 222 outside of second side link block by external screw thread, and short side fender rod 4 has long side fender rod 3
Identical effect.
Preferably, long side gag lever post 31 and short side gag lever post 41 are the cylindrical metal materials with tension stress.
Preferably, the structure of positive connecting rod 12 and side connecting rod 23 is identical by connecting rod 5, and has by connecting rod 5
Body display structure.
This is used for the working method of the safeguard structure of bottom loading plates in bridge construction, comprising the following steps:
Step 1: in the connection of 23 bottom of positive connecting rod 12 and side connecting rod during cement ground 1 pours
Two front base anchors 11 are respectively arranged on the outside of two long sides of bridge bottom loading plates using reinforcing bar as liner by mold on position,
One side base anchor 13 is respectively set on the outside of two short sides of bridge bottom loading plates, and by front base anchor 11 and laterally
There are front lower margin holes 111 and side lower margin hole 131 that diameter is greater than thick cylinder nail 10 at sole 13 center；
Step 2: bottom loading plates 2 to be mounted on to the outermost for pouring bridge pier, by two second long side fender rods 35 1
End is threadedly secured on the second front link block 212 on first carrying front connecting plate 21, the second long side fender rod
35 other ends are threadedly secured on the first front link block 211 of second carrying front connecting plate 21, and by four
Carrying front connecting plate 21 is mounted on the position apart from long side both ends a quarter by welding respectively；
Step 3: by two the first long side fender rods 34 and two third long side fender rods 36 respectively by being threadably mounted at
It carries in the threaded hole on 21 remaining first front link block 211 of front connecting plate and the second front link block 212, and by two
Root long side gag lever post 31 is mounted on long side connecting hole 32 by fixed pin；
Step 4: carrying side gussets 22 for two passes through the center that welding is mounted on 2 short side of bottom loading plates,
Two first short side fender rods 44 and two second short side fender rod, 45 one end are connected by being threadably mounted at first side respectively
It connects on block 221 and second side link block 222, and two short side gag lever posts 41 is mounted on short side connecting hole by positioning pin
On 42；
Step 5: six fixed connectors 51 are socketed on thick cylinder nail 10, thick cylinder nail 10 is inserted into pro
It in foot hole 111 and side lower margin hole 131, pins and pulls the opening of button 524 flexible connection 521, head 52 will be flexibly connected and be respectively clamped into
It is embedded into weight tray 2 onto four positive connecting shafts 213 and two side connecting shafts 223, and by four positive bottom gears 24
Between bottom and front base anchor 11.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (9)
1. a kind of safeguard structure for bottom loading plates in bridge construction, including cement ground (1), bottom loading plates (2) and
Thick cylinder nail (10), which is characterized in that further include long side fender rod (3) and short side fender rod (4), the long side fender rod (3)
The outside of bottom loading plates (2) is mounted on the short side fender rod (4), long side fender rod (3) is mounted on bottom loading plates (2)
In lateral long range, short side fender rod (4) is mounted in the longitudinal short distance of bottom loading plates (2), and long side fender rod (3) both ends are logical
It crosses long side connecting hole (32) to be separately installed with long side gag lever post (31), short side fender rod (4) both ends pass through short side connecting hole (42)
It is separately installed with short side gag lever post (41), bottom loading plates (2) are connect by connecting rod (5) with cement ground (1), connecting rod
(5) it is located on cement ground (1) by thick cylinder nail (10)；
There are four front connecting plate (21) are carried, four carryings are positive for installation altogether in (2) two long sides of the bottom loading plates
Connecting plate (21) is located at the position of two edge a quarters of distance, and four carrying front connecting plates (21) are in the same water
In plane, there are two side gussets (22) are carried, two carrying sides connect for installation altogether on (2) two short sides of bottom loading plates
Fishplate bar (22) is respectively arranged at the middle position of bottom loading plates (2) short side；
The long side fender rod (3) is mounted in two long sides of bottom loading plates (2) by carrying front connecting plate (21), long
Frontier defense guard bar (3) be solid construction, long side fender rod (3) be arranged on endpoint location center line there are two long side location hole
(33), long side location hole (33) is mutually perpendicular to long side connecting hole (32), and long side connecting hole is equipped with long side gag lever post on (32)
(31), long side gag lever post (31) both ends are provided with multiple long side limit holes (311), and long side limit hole (311) is connected in long side
Hole is fixed in (32) by positioning pin；
The short side fender rod (4) is mounted on two short sides of bottom loading plates (2) by carrying side gussets (22), short
Frontier defense guard bar (4) is solid construction, and short side gag lever post (41) is mounted on mode and long side gag lever post on short side connecting hole (42)
(31) it is mounted on identical on long side connecting hole (32), is respectively arranged on the inside of short side fender rod (4) both ends short side connecting hole (42)
Short side support rod (43), short side support rod (43) are used to support the tensile stress on short side gag lever post (41)；
Described connecting rod (5) one end is provided with fixed connector (51), and fixed connector (51) is mounted on cement ground (1),
Connecting rod (5) other end, which is provided with, is flexibly connected head (52), is flexibly connected head (52) and is mounted on bottom loading plates (2), connects
Bar (5) is separated two-end structure, and external screw thread connection (53) is provided among connecting rod (5) and connects (54) spiral company with internal screw thread
It connects, external screw thread connection (53) connects (54) with internal screw thread and finely tunes connection cement ground (1) and bottom loading plates (2) by spiral；
The flexible connection head (52) is two semicircle ring structures, is flexibly connected head (52) top and is divided into flexible connection (521), living
Dynamic connector (52) lower part, which is divided into, to be fixedly connected (522), is flexibly connected (521) with (522) are fixedly connected with and is passed through flexible connection hinge
Chain (523) is fixed in an end position of connecting rod (5) bar, is flexibly connected to be equipped on hinge (523) by spring and is pulled button
(524), it pulls button (524) and is fixedly mounted with (521) are flexibly connected.
2. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
It states cement ground (1) to be respectively set in the two sides of two long sides there are two front base anchor (11), front base anchor (11) is intermediate
It is provided with front lower margin hole (111), thick cylinder nail (10) is installed in front lower margin hole (111), is socketed on thick cylinder nail (10)
It being equipped with positive connecting rod (12), the two sides of two short sides of cement ground (1) are respectively arranged with a side base anchor (13),
It is provided with side lower margin hole (131) among side base anchor (13), thick cylinder nail (10) is installed on side lower margin hole (131),
Socket is equipped with side connecting rod (23) on thick cylinder nail (10).
3. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
The bottom for stating bottom loading plates (2) long side passes through positive bottom gear (24) and front base anchor (11) to connection, and positive bottom keeps off (24)
For solid rectangle steel compressive resistance metal material.
4. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
Carrying front connecting plate (21) is stated by the first front link block (211), the second front link block (212) and positive connecting shaft
(213) it forms, positive connecting shaft (213) is mounted on the first front link block (211) and the second front link block by welding
(212) between, middle position is provided with threaded hole on the outside of the first front link block (211) and the second front link block (212).
5. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
Carrying side gussets (22) is stated by first side link block (221), second side link block (222) and side connecting shaft
(223) it forms, side connecting shaft (223) is mounted on first side link block (221) and second side link block by welding
(222) between, middle position is provided with threaded hole on the outside of first side link block (221) and second side link block (222).
6. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
First long side fender rod (34) one end stated on long side fender rod (3) is mounted on the first front link block (211) by external screw thread
On threaded hole, third long side fender rod (36) one end is mounted on the threaded hole of the second front link block (212) by external screw thread,
Second long side fender rod (35) is mounted among two carrying front connecting plates (21) by external screw thread, the second long side fender rod
(35) one end is mounted on second front link block (212) threaded hole of first carrying front connecting plate (21), the second long side
Fender rod (35) other end is mounted on first front link block (211) threaded hole of second carrying front connecting plate (21).
7. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
It states short side fender rod (4) to be made of the first short side fender rod (44) and the second short side fender rod (45), the first short side fender rod
(44) one end is mounted on the threaded hole on the outside of first side link block (221) by external screw thread, the second short side fender rod (45)
One end is mounted on the threaded hole on the outside of second side link block (222) by external screw thread.
8. a kind of safeguard structure for bottom loading plates in bridge construction according to claim 1, which is characterized in that institute
It states long side gag lever post (31) and short side gag lever post (41) is has the cylindrical metal material of tension stress.
9. a kind of working method for the safeguard structure of bottom loading plates in bridge construction as described in claim 1, special
Sign is, comprising the following steps:
Step 1: in the company of positive connecting rod (12) and side connecting rod (23) bottom during cement ground (1) pours
It connects and two front base anchors is respectively arranged on the outside of two long sides of bridge bottom loading plates using reinforcing bar as liner by mold on position
(11), a side base anchor (13) is respectively set on the outside of two short sides of bridge bottom loading plates, and by front base anchor
(11) and base anchor (13) center in side is greater than the front lower margin hole (111) and side lower margin hole that thick cylinder follows closely (10) there are diameter
(131)；
Step 2: bottom loading plates (2) to be mounted on to the outermost for pouring bridge pier, by two second long side fender rods (35) one
End is threadedly secured on the second front link block (212) on first carrying front connecting plate (21), the second long frontier defense
Guard bar (35) other end is threadedly secured on the first front link block (211) of second carrying front connecting plate (21),
And front connecting plate (21) are carried respectively by welding the position being mounted on apart from long side both ends a quarter by four；
Step 3: by two the first long side fender rods (34) and two third long side fender rods (36) respectively by being threadably mounted at
It carries in the threaded hole on front connecting plate (21) remaining first front link block (211) and the second front link block (212),
And two root long side gag lever posts (31) are mounted on long side connecting hole (32) by fixed pin；
Step 4: carrying side gussets (22) for two passes through the center that welding is mounted on bottom loading plates (2) short side,
By two first short side fender rod (44) He Lianggen the second short side fender rod (45) one end respectively by being threadably mounted at the first side
On face link block (221) and second side link block (222), and two short side gag lever posts (41) are mounted on by positioning pin
On short side connecting hole (42)；
Step 5: six fixed connectors (51) are socketed on thick cylinder nail (10), thick cylinder nail (10) is inserted into front
In lower margin hole (111) and side lower margin hole (131), pins and pull button (524) opening flexible connection (521), head will be flexibly connected
(52) it is respectively clamped into onto four positive connecting shafts (213) and two side connecting shafts (223), and four positive bottoms is kept off
(24) it is embedded between weight tray (2) bottom and front base anchor (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715684.6A CN110409309B (en) | 2019-08-05 | 2019-08-05 | Protective structure for bottom bearing plate in bridge construction and working mode of protective structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715684.6A CN110409309B (en) | 2019-08-05 | 2019-08-05 | Protective structure for bottom bearing plate in bridge construction and working mode of protective structure |
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| CN110409309B CN110409309B (en) | 2021-03-26 |
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| KR20050098357A (en) * | 2004-04-06 | 2005-10-12 | 정재용 | Pier structure having precast concrete form and constructing method therefor |
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| Publication number | Publication date |
|---|---|
| CN110409309B (en) | 2021-03-26 |
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