CN112112070B - Reinforced large-displacement bridge expansion device and adjustment method - Google Patents
Reinforced large-displacement bridge expansion device and adjustment method Download PDFInfo
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- CN112112070B CN112112070B CN202011047148.2A CN202011047148A CN112112070B CN 112112070 B CN112112070 B CN 112112070B CN 202011047148 A CN202011047148 A CN 202011047148A CN 112112070 B CN112112070 B CN 112112070B
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Classifications
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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
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
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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
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/083—Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal ; Bridge deck surfacings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of bridge expansion devices, in particular to a reinforced large-displacement bridge expansion device and an adjustment method. The upper part of the novel side beam multi-seam bridge expansion device comprises two side beams and more than one middle beam between the two side beams; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures; an upper limit structure and/or a rear upper limit structure are/is arranged on the novel side beam multi-seam bridge expansion device.
Description
Technical Field
The invention relates to the field of bridge expansion devices, in particular to a reinforced large-displacement bridge expansion device and an adjustment method.
Background
The bridge expansion device is an important component of a bridge, and is a generic term for various devices which are arranged at the bridge expansion joint and are composed of components such as rubber, steel and the like, in order to ensure that a vehicle stably passes through a bridge deck and meet the requirement of deformation of a bridge upper structure. The performance of the bridge expansion device directly affects the safety of the bridge road.
Disclosure of Invention
The purpose of the invention is that: in order to provide a reinforced bridge expansion device with large displacement and an adjusting method with better effects, specific purposes are shown in a plurality of substantial technical effects of a specific implementation part.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The reinforced large-displacement bridge expansion device is characterized in that the upper part of the novel edge beam multi-seam bridge expansion device comprises two edge beams and more than one middle beam between the two edge beams; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures;
An upper limit structure and/or a rear upper limit structure are/is arranged on the novel side beam multi-seam bridge expansion device;
The upper limiting structure comprises upper limiting fixed structures which are respectively fixed on two sides of the telescopic device, the upper limiting fixed structures comprise threaded holes, and further comprise upper limiting rotating rods 3023, and the distance between the two upper limiting fixed structures can be relatively adjusted by rotating the upper limiting rotating rods 3023;
The lower limiting structure comprises a lower limiting fixed structure, the lower limiting fixed structure comprises a threaded hole, and further comprises a lower limiting rotating rod 3013, and the distance between the two lower limiting fixed structures can be relatively adjusted by rotating the lower limiting rotating rod 3013;
After the distance is adjusted, the distance can be in a locking state when the device is installed, and the device is convenient to install.
The invention further adopts the technical scheme that the lower limit fixing structure and the upper limit fixing structure are both plate-shaped structures.
The invention further adopts the technical scheme that the upper limit fixing structure comprises four upper limit fixing structures, the four upper limit fixing structures are divided into two groups, and the two corresponding upper limit fixing structures are connected through an upper limit connecting rod 3024, so that the aim of cooperative limit is fulfilled.
The invention further adopts the technical scheme that the upper limiting and fixing structure is welded on the displacement box.
The invention further adopts the technical scheme that the lower limiting and fixing structure is welded below the side beam.
A further embodiment of the present invention is that the upper limit rotation lever 3023 and/or the lower limit rotation lever 3013 include graduations.
The invention has the further technical scheme that an infrared ranging device is arranged in an iron box between two anchor plates of a telescopic device; the infrared distance measuring device is used for measuring the relative distance, and can measure the distance of the expansion joint and be in communication connection with the central control part.
The side limit device comprises a side beam, a side beam and a template mounting hole 110, wherein the side beam is provided with a side hole 110, and the side beam is provided with a side hole 110 and a bolt.
The method for adjusting the reinforced large-displacement bridge expansion device is characterized by comprising the following steps that the expansion amount regulator is arranged at the upper position and the lower position of the expansion device respectively, and when the expansion amount regulator is installed in construction, the expansion amount regulator is regulated according to the expansion amount requirement of the installation temperature, and the expansion amount of the upper regulator and the lower regulator can be increased or decreased respectively; can be flexibly adjusted according to the field environment.
According to the further technical scheme, the side of the side beam is arc-shaped, and the arc-shaped is not pressed by the wheel when being installed in the expansion joint, because the side of the side beam is close to one side of the expansion joint, the side beam is of a convex structure, is easy to extrude due to overlarge radian, and further cannot cause overlarge extrusion force, and therefore overlarge lever force cannot be caused to concrete at the rear, and the side beam is not easy to fall off.
Compared with the prior art, the invention adopting the technical scheme has the following beneficial effects: convenient operation, convenient use, stable fixation, durability and long service life. 1. The connection of each component replaces the past welding mode through the bolt connection, so that the construction is convenient and the construction period is reduced; 2. the assembly type function can avoid or greatly reduce environmental pollution brought in the production process of the product at the initial stage of the production of the product, avoid stress loss generated by welding of steel components and ensure the integral quality of the section bar; 3. the upper sealing noise reduction performance is better; 4. compared with the prior art, the hard sealing is not easy to be damaged, and the multi-layer water stop has high cost, poor noise reduction performance and sealing performance, and is easy to be damaged when being used as a rubber material; 5. the vibration and noise reduction performance between the side beam and the displacement box is better; 6. the gear system is applied to the telescopic device, so that one structural motion is converted into mechanical motion, the resetting precision and the time rate of the middle beam are effectively improved, the damage of the middle beam is reduced, the service life is prolonged, the traffic safety is ensured, and the occurrence of traffic accidents is reduced; 7. the anti-skid effect is better; 8. the double-layer water stop design has more effective water-proof effect, and greatly prolongs the service life of the water stop belt; 9. the boundary beam and the concrete have better integrity, and the concrete is not easy to damage.
Drawings
For further explanation of the invention, reference is made to the following further description, taken in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of an implementation of a side rail; FIG. 2 is a further improved schematic illustration of FIG. 1; FIG. 3 is a further improved schematic illustration of FIG. 1;
FIG. 4 is a schematic view of the telescopic state of the attachment lever; FIG. 5 is a further improved schematic view of a side rail; FIG. 6 is a further improved schematic view of a side rail; FIG. 7 is a further improved schematic view of a side rail; FIG. 8 is a schematic illustration of one of the removable projections of the side rail; FIG. 9 is a second schematic view of a removable tab of the side rail; FIG. 10 is a schematic view of a small displacement with an adjustment mechanism; FIG. 11 is a further improved schematic view of the adjustment structure; FIG. 12 is a schematic illustration of a further modification of the adjustment mechanism; FIG. 13 is a schematic structural view of a boundary beam multi-slit bridge telescoping device with a limiting structure; FIG. 14 is an implementation diagram of an upper limit structure; FIG. 15 is an implementation diagram of a lower limit structure; FIG. 16 is one of the gear type shift guide bridge telescoping device implementations; FIG. 17 is a second implementation of a gear type displacement guide bridge telescoping device; FIG. 18 is a third implementation of a gear type displacement guide bridge telescoping device; FIG. 19 is one of the implementation diagrams of the gear and gear shaft; FIG. 20 is a schematic view of an assembled expansion joint structure; FIG. 21 is a schematic perspective view of a displacement box; FIG. 22 is a schematic view of a rotating bumper roller carrying structure; FIG. 23 is a schematic side view of the internal structure of the displacement tank;
FIG. 24 is a schematic view of a side view of the internal structure of the displacement tank; FIG. 25 is a schematic view of the assembled roof covered center sill after installation; FIG. 26 is the structure of FIG. 11 without the bolts assembled; FIG. 27 is a further improved view of the assembled capped center sill; FIG. 28 is a block diagram of the placement of the intelligent displacement tank; FIG. 29 is a schematic diagram I of another view of the intelligent displacement box; FIG. 30 is a schematic diagram II of another view of the intelligent displacement box; FIG. 31 is a schematic view of a structure of a bent side beam; FIG. 32 is a schematic diagram of an assembled belt side structure; FIG. 33 is a schematic view of an extension of a side structural belt of a fabricated belt; FIG. 34 is the structure of FIG. 28 installed in an expansion joint; FIG. 35 is a further improved schematic of the present patent; FIG. 36 is a schematic view of a side sill side strap preparation template; FIG. 37 is a further improved schematic of the present invention; FIG. 38 is one of the side or center sill surface pattern realizations; FIG. 39 is a second implementation of the surface pattern of the side or center sill; FIG. 40 is a third implementation of the surface pattern of the side or center sill; FIG. 41 is a fourth implementation of the surface pattern of a side or center sill; FIG. 42 is a diagram of a large displacement implementation structure of a nested mortise and tenon structure; FIG. 43 is a diagram of a small displacement implementation structure of a nested mortise and tenon structure; FIG. 44 is a further improved view of a side rail; FIG. 45 is an enlarged view of a portion of the aperture of the side rail of FIG. 43;
FIG. 46 is a further implementation of the mortise and tenon structure; FIG. 47 is a schematic view of an asymmetric waterstop construction; FIG. 48 is a further improved schematic of the invention; FIG. 49 is a schematic top view of a comb plate edge beam; FIG. 50 is a schematic side view of a comb plate edge beam; FIG. 51 is a schematic view of a sliding edge beam; FIG. 52 is a schematic view of a fixed edge beam; FIG. 53 is a further improved schematic view of a sliding edge beam; FIG. 54 is a further improved schematic view of a fixed boundary beam; FIG. 55 is one of the implementation configurations of an anchor plate; FIG. 56 is a second embodiment of an anchor plate; FIG. 57 is a third implementation of an anchor plate; FIG. 58 is a fourth embodiment of an anchor plate; FIG. 59 is a schematic view of the structural installation of a side sill with a concrete auxiliary baffle underneath; FIG. 60 is a corresponding installation view of the capped center sill; FIG. 61 is a schematic view of a multi-slit, i.e., large displacement bridge telescoping device; FIG. 62 is a schematic view of a single-slit bridge telescoping device with small displacement; FIG. 63 is a schematic view of a sliding edge beam structure; FIG. 64 is a schematic view of a fixed boundary beam structure; FIG. 65 is a schematic view of a sliding side rail and a fixed side rail assembled; FIG. 66 is a schematic view of an assembled multi-slit bridge telescoping device; FIG. 67 is one of the small displacement telescoping device side sill mating implementation structures; FIG. 68 is one of the small displacement telescoping device side sill implementation structures; FIG. 69 is one of the implementation structures of a trapezoidal comb plate; FIG. 70 is a schematic view of a side rail with splayed configuration;
Wherein: 1. edge beams; 2. a center sill; 3. a water stop; 4. an anchor plate; 5. a rebar system; 6. concrete; 7. a support beam; 8. a middle beam body with a cover; 9. bending the middle beam; 101. a roof of the side beam; 102. side beam side bars; 103. a spherical end protrusion; 104. a mounting hole; 105. a threaded loading portion; 106. an arc-shaped head bulge; 107. an additional rod I; 108. an additional second rod; 109. attaching a head rod; 110. an auxiliary hole; 111. a plate-like protrusion; 112. a protruding end; 113. a mounting plate; 20. an adjusting mechanism; 201. an adjusting mechanism body rotating portion; 202. a threaded rod; 203. an integral adjusting rod; 204. a moving wheel; 301. a lower limit structure; 302. an upper limit structure; 303. an asymmetric thickened portion; 3021. an upper limit fixing structure I; 3022. a second upper limit fixing structure; 3023. an upper limit rotating rod; 3024. a top limit connecting rod; 3011. a lower limiting and fixing structure I; 3012. a second lower limiting structure; 3013. a lower limit rotating rod; 401. an end receiving portion; 402. a gear strip end limiting structure; 404. a displacement box; 405. a lower support structure; 406. a contact surface; 407. a rack; 408. a support beam; 409. a gear; 410. a gear shaft; 411. an upper fixing structure; 412. a lower drain hole; 501. angle steel; 502. a bolt; 503. a fixing bolt; 504. a contact surface; 601. a spandrel girder contact surface; 602. rotating the buffer roller; 603. rotating the buffer roller bearing structure; 604. a groove; 605. a side support; 606. a bracket; 607. side rollers; 701. a center sill sliding steel plate; 702. sliding the bottom surface of the steel plate; 703. a top plate bolt fixing hole; 704. side gap; 705. a fixed structure below the middle beam; 706. compression-resistant filling rubber; 801. perforating; 802. a dust cover; 803. positioning the concave; 804. a mounting hole; 805. an extension surface; 901. a nested structure; 1001. bolt holes; 1002. an end bolt locking portion; 1101. assembling type single-wing edge beam with groove; 1102. bending the side beams; 1103. a cover plate; 1104. a fixing bolt; 1201. comb-tooth type boundary beam body; 1202. comb plate boundary beam water stop holding hole; 1203. a comb plate; 1204. comb plate gap; 1301. sliding side beams; 1302. fixing side beams; 1303. a water guiding protrusion; 1304. the interaction is topped up; 1305. fixing and bending; 1306. a convex nesting structure; 1307. a nesting groove; 1308. an anchor plate; 1309. the steel bar passes through the hole; 1310. a beveled edge; 1311. a flat edge; 1312. a side wing; 14. and a concrete auxiliary baffle.
Detailed Description
The present invention is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the invention and not limiting the scope of the invention. In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The patent provides a plurality of parallel schemes, and the different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each scheme has its own unique features. In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
The first series of protocols: a reinforced telescopic device side beam; with reference to fig. 1 to 9; it should be noted that, in all the embodiments of the rear edge, the mortise and tenon structure of the present scheme can be referred to and utilized. For brevity, the description will not be repeated in the following description.
Embodiment one: with reference to fig. 1 to 9; the edge beam of the reinforced expansion device is characterized by comprising an edge beam body, wherein one side of the edge beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body contains one side of installation waterstop and one side of butt joint concrete, contains at one side of boundary beam butt joint concrete can imbed the concrete or with anchor plate agreeing with nested mortise and tenon fourth of the twelve earthly branches structure, mortise and tenon fourth of the twelve earthly branches structure that corresponds the position and agrees with or nest. The essential technical effect and the realization process of the technical scheme are as follows: this patent originality utilizes mortise and tenon structure to agree with or nest, and mortise and tenon structure can be cylindrical structure, and this cylindrical structure is a whole with the boundary beam outside, and the flexible length of mortise and tenon structure is a cylindrical structure or a plurality of, and this structural shape can be the cylinder, can be square body, can be dysmorphism structure to its length can change. The design of this structure can improve the easy damaged problem in expansion joint concrete district in the past.
The effects are independently provided, and the combination of the effects can be achieved by a set of structures.
Embodiment two: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the boundary beam body can be provided with two layers of water stops; the mortise and tenon joint structure is a rod-shaped structure. The essential technical effect and the realization process of the technical scheme are as follows: even one or more layers of water stops can be arranged, and similar implementation modes are all within the protection scope of the patent.
Embodiment III: as a further development or juxtaposition or alternatively independent, the ends of the rod-like structure comprise protrusions. The essential technical effect and the realization process of the technical scheme are as follows: the effect of the protrusion fitting the outer structure is better.
Embodiment four: as a further improvement or juxtaposition or alternatively independent, the projections comprise a series of non-uniform sizes; which is either an aspheric arcuate head projection 106 or a spherical end projection 103. The essential technical effect and the realization process of the technical scheme are as follows: similar implementation structures are within the scope of this patent.
Fifth embodiment: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the rod-shaped structure is a rod-shaped structure with adjustable length, the rod-shaped structure is an additional rod, the additional rod comprises an additional rod I107 and an additional rod II 108, the additional rod I107 and the additional rod II 108 are in threaded connection, and the length can be adjusted by relative rotation; or the rod-shaped structure is a rod-shaped structure with fixed length. The essential technical effect and the realization process of the technical scheme are as follows: the length can be adjusted, and thus the device can be suitable for various more flexible installation environments.
Example six: as a further improvement or juxtaposition or alternatively independent, the rod-like structure end portion includes a screw-fitting portion 105, and the side sill body includes a plurality of mounting holes 104, and the number of screw-fitting of the rod-like structure into the mounting holes 104 can be adjusted. The essential technical effect and the realization process of the technical scheme are as follows: by adopting the technical scheme, the number can be adjusted creatively and is subjected to proper fine adjustment so as to adapt to various complex installation environments.
Embodiment seven: as a further improvement or juxtaposition or alternatively independent, the roof side 101 of the side rail body includes an anti-skid slot. The essential technical effect and the realization process of the technical scheme are as follows: the shape of the cleat may be referenced in fig. 38-41, and similar implementations are within the scope of this patent.
Example eight: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the middle part of the two-layer water stop is clamped in a splayed shape. The essential technical effect and the realization process of the technical scheme are as follows: in this embodiment, whichever, even another kind of side beam is within the protection scope of this patent.
Example nine: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the mortise and tenon structure is a plate-shaped protrusion 111; the plate-like raised end is a smooth curve or raised end 112. The essential technical effect and the realization process of the technical scheme are as follows: referring to fig. 6, the plate-like structure is better able to conform to the concrete and anchor plate.
Example ten: as a further improvement, a parallel arrangement or an alternative independent arrangement, the bottom of the mortise and tenon structure is welded on the side beam body through a mounting plate 113 or directly. The essential technical effect and the realization process of the technical scheme are as follows: adopt split type structure, convenient production installation and welding. Simultaneously, mortise and tenon structure also can directly weld on the boundary beam body.
The second series of protocols: a reinforced vibration-damping noise-reducing multidirectional telescopic displacement device; in connection with fig. 21 to 24;
Example eleven: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the reinforced vibration-damping noise-reducing multidirectional telescopic displacement device is characterized in that the upper part of the reinforced vibration-damping noise-reducing multidirectional telescopic displacement device comprises two side beams and more than one middle beam between the two side beams; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures;
The utility model provides a multidirectional flexible device that shifts of making an uproar that falls in strenghthened type damping still contains the supporting beam, and the displacement case is arranged in to the both sides of supporting beam, contains in the displacement case and rotates the buffering roller bearing structure, rotates the buffering roller bearing structure and contains recess 604, can arrange in the recess 604 and rotate buffering roller 602, rotates buffering roller 602 direct contact supporting beam, can reduce the impact to rotating buffering roller bearing structure when the supporting beam removes. The essential technical effect and the realization process of the technical scheme are as follows: the elastic roller device, i.e., the buffer roller 602, is one or more cylinder-like structures, and is fixed to the roller fixing case through a support rod. The inner core of the elastic roller is made of steel, and a circle of novel elastic rubber material is wrapped outside the inner core of the elastic roller and can move relative to the sliding plate on the supporting beam. The scheme can meet the requirement of multidirectional direction change.
Embodiment twelve: as a further improvement or juxtaposition or alternatively independent, the grooves 604 are smooth. The essential technical effect and the realization process of the technical scheme are as follows: the smoothness can reduce friction force, so that sliding is smoother.
Embodiment thirteen: as a further improvement, a juxtaposition scheme or an alternative independent scheme, the contact surface of the displacement box and the rotary buffer roller 602 comprises a spandrel girder contact surface 601, and the spandrel girder contact surface 601 is a rubber cushion layer. The essential technical effect and the realization process of the technical scheme are as follows: the rubber cushion layer can play a certain role in buffering.
Fourteen examples: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the displacement box further comprises a side support 605, and the side support 605 is made of hard materials. The essential technical effect and the realization process of the technical scheme are as follows: the use of side supports 605 provides better side protection.
Example fifteen: as a further improvement, or a juxtaposition or an alternative independent solution, the side supports 605 are made of rubber. The essential technical effect and the realization process of the technical scheme are as follows: the rubber side support 605 can provide better protection against rigid collisions. The spandrel girder can be limited, and the deflection of the spandrel girder is avoided.
Example sixteen: as a further development or juxtaposition or alternatively independent, the side supports 605 are side rollers 607 mounted by brackets 606. The essential technical effect and the realization process of the technical scheme are as follows: the side rollers 607 are capable of guided rotation to counteract part of the impact force. The side rollers 607 of the side edges are able to guide and protect the spandrel girder.
Third series of protocols: a reinforced small displacement expansion device; with reference to fig. 10 to 12;
Example seventeenth: as a further improved scheme or a parallel scheme or an alternative independent scheme, the reinforced small-displacement telescopic device is characterized in that two side beams are arranged above the novel side beam small-displacement telescopic device; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body contains one side of installation waterstop and one side of butt joint concrete, contains at one side of boundary beam butt joint concrete can imbed the concrete or with anchor plate agreeing with nested mortise and tenon fourth of the twelve earthly branches structure, mortise and tenon fourth of the twelve earthly branches structure that corresponds the position and agrees with or nest. The essential technical effect and the realization process of the technical scheme are as follows: this patent originality utilizes mortise and tenon structure to agree with or nest, and mortise and tenon structure can be cylindrical structure, and this cylindrical structure is a whole with the boundary beam outside, and the flexible length of mortise and tenon structure is a cylindrical structure or a plurality of, and this structural shape can be the cylinder, can be square body, can be dysmorphism structure to its length can change. The design of this structure can improve the easy damaged problem in expansion joint concrete district in the past.
Example eighteenth: as a further improvement or juxtaposition or alternatively independent, the small-displacement telescopic device further comprises an adjusting mechanism 20, wherein the adjusting mechanism is a rod-shaped structure or a plate-shaped structure, and the following scheme is any one of the following structures: A. the two sides of the rod-shaped structure or the plate-shaped structure are welded between the two side beams; B. the rod-shaped structure comprises two parts, the side sides of the two parts are welded on the corresponding side beams, the two parts respectively comprise threaded rods 202, an adjusting mechanism body rotating part 201 is nested between the two threaded rods 202, and the rotating adjusting mechanism body rotating part 201 can relatively pull the two parts to reduce the distance; C. the plate-like structure comprises moving wheels 204 on both sides, which plate-like structure can be clamped between two side beams. The essential technical effect and the realization process of the technical scheme are as follows: for the scheme A, when the installation is started, the welding distance is fixed, and the cutting is finished after the operation; the structure can also be similar to a telescopic quantity regulator, the telescopic quantity regulator is arranged at the upper position and the lower position of the telescopic device, when the telescopic quantity regulator is constructed and installed, the telescopic quantity regulator is regulated according to the telescopic quantity requirement of the installation temperature, and the upper regulator and the lower regulator can respectively enlarge or reduce the telescopic quantity. The upper and lower seam width adjusters can respectively increase or decrease the seam width according to the required seam width requirement when the seam width adjusters are arranged at the upper and lower positions of the expansion joint. For scheme B, tensioning and positioning can be performed for relative positioning at installation; for scheme C, this scheme is used to facilitate installation of the water stop.
Example nineteenth: as a further improvement scheme or a parallel scheme or an alternative independent scheme, both side beams in scheme C can clamp the double-layer water stop.
Example twenty: as a further improvement or juxtaposition or alternative independent solution, the waterstop clamping holes of the double-layer waterstop are separated by a splayed-like shape, and both sides of the plate-like structure in solution C can move along the middle of the splayed-like shape. The essential technical effect and the realization process of the technical scheme are as follows: based on the twenty-first embodiment, the method for quickly installing the water stop is characterized by comprising the following steps that two sides of the plate-shaped structure in the scheme C can move along the middle part of the splayed shape, and the water stop is pulled from one side of the boundary beam to the other side for quickly installing the water stop.
Example twenty-one: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the boundary beam is a bridge expansion device boundary beam capable of being embedded by mortise and tenon joints, the boundary beam comprises a boundary beam body, the boundary beam body comprises one side for installing a water stop belt and one side for abutting concrete, one side for abutting concrete of the boundary beam comprises a mortise and tenon joint structure capable of being embedded into concrete or being embedded by being matched with an anchoring plate, and the mortise and tenon joint structure is a structure capable of being matched or embedded at a corresponding position.
Example twenty two: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the water stop is partially heat-sealed on the plate-shaped structure, and the plate-shaped structure can drive the water stop to be installed in the water stop clamping hole when being arranged between the two side beams. The essential technical effect and the realization process of the technical scheme are as follows: and after the plate-shaped structure is installed in place, removing the plate-shaped structure.
Fourth series of protocols: a reinforced large-displacement bridge expansion device; fig. 13 to 15 are combined;
Example twenty-three: as a further improved scheme or a parallel scheme or an alternative independent scheme, the reinforced large-displacement bridge expansion device is characterized in that the upper part of the reinforced large-displacement bridge expansion device comprises two side beams and more than one middle beam between the two side beams; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures;
An upper limit structure and/or an upper limit structure are/is arranged on the reinforced large-displacement bridge expansion device;
The upper limiting structure comprises upper limiting fixed structures which are respectively fixed on two sides of the telescopic device, the upper limiting fixed structures comprise threaded holes, and further comprise upper limiting rotating rods 3023, and the distance between the two upper limiting fixed structures can be relatively adjusted by rotating the upper limiting rotating rods 3023;
The lower limiting structure comprises a lower limiting fixed structure, the lower limiting fixed structure comprises a threaded hole, and further comprises a lower limiting rotating rod 3013, and the distance between the two lower limiting fixed structures can be relatively adjusted by rotating the lower limiting rotating rod 3013;
after the distance is adjusted, the distance can be in a locking state when the device is installed, and the device is convenient to install. The essential technical effect and the realization process of the technical scheme are as follows: the telescopic quantity regulator is arranged at the upper position and the lower position of the telescopic device, and is regulated according to the telescopic quantity requirement of the installation temperature during construction and installation, and the telescopic quantity can be respectively increased or decreased by the upper regulator and the lower regulator. Can be flexibly adjusted according to the field environment.
Example twenty-four: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the lower limit fixing structure and the upper limit fixing structure are both plate-shaped structures. The essential technical effect and the realization process of the technical scheme are as follows: referring to fig. 14 and 15, the two parts are directly symmetrically arranged, so that the fixing is convenient.
Example twenty-five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the upper limit fixing structure comprises four upper limit fixing structures, the four upper limit fixing structures are divided into two groups, and the two corresponding upper limit fixing structures are connected through an upper limit connecting rod 3024, so that the aim of collaborative limit is achieved, and the four upper limit fixing structures rotate together during adjustment. The essential technical effect and the realization process of the technical scheme are as follows: the embodiment can be regulated and controlled cooperatively, and is convenient to use cooperatively and adjust the distance.
Example twenty-six: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the upper limit fixing structure is welded on the displacement box. The essential technical effect and the realization process of the technical scheme are as follows: similar fixing modes are all within the protection scope of the patent, and can be fixed through bolts.
Example twenty-seventh: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the lower limit fixing structure is welded below the side beam. The essential technical effect and the realization process of the technical scheme are as follows: similar fixing modes are all within the protection scope of the patent, and can be fixed through bolts.
Example twenty-eight: as a further improvement or juxtaposition or alternatively independent solutions, the upper limit turning lever 3023 and/or the lower limit turning lever 3013 comprise graduations. The essential technical effect and the realization process of the technical scheme are as follows: the scale can provide specific scale indications for the adjustment.
Example twenty-nine: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the side beam comprises template mounting holes 110 at two sides of the side beam, and the templates can be mounted at two sides of the side beam through the template mounting holes 110 and bolts to realize side limiting. The essential technical effect and the realization process of the technical scheme are as follows: not only is vertical spacing, also can carry out horizontal spacing, in this kind of design, the boundary beam can also regard as template fixed knot to construct, realizes the multipurpose. A method for concrete construction after the side beam is in place is characterized in that after the side beam is placed in place, a template is installed from a template installation hole 110 and used for blocking concrete from the side edge, so that the construction speed is higher.
Fifth series of protocols: a reinforced multidirectional displacement telescopic device; fig. 16 to 19 are combined;
Example thirty: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the reinforced multidirectional displacement telescopic device is characterized in that the upper part of the gear type bridge telescopic device comprises two side beams and more than one middle beam between the two side beams; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures;
The gear type bridge expansion device comprises a supporting beam and displacement boxes on two sides, more than one gear 409 is mounted on the supporting beam 7, two sides of the supporting beam 7 are located in the displacement boxes 404, racks 407 are fixed in the displacement boxes 404, and when the expansion device expands and contracts, the supporting beam 7 is meshed with the gears to rotate in the process of properly sliding, so that the gear type bridge expansion device has a guiding function. The essential technical effect and the realization process of the technical scheme are as follows: a support beam fixing gear; when the left side beam and the right side beam carry out telescopic movement, the sliding rail is driven to carry out relative movement, and the guiding expansion is more accurately completed through gear transmission.
Example thirty-one: as a further development or juxtaposition or alternatively independent, the displacement box comprises an end receiving portion 401 in which the end of a rack 407 is fixed. The essential technical effect and the realization process of the technical scheme are as follows: the embodiment provides a specific fixing manner, and similar fixing manners are all within the protection scope of the patent.
Example thirty-two: as a further development or juxtaposition or alternatively independent, the rack is fixed to the end receiving portion by welding.
Example thirty-three: as a further development or juxtaposition or alternatively independent, the rack and pinion comprise two groups, one on each side of the support beam 7. The essential technical effect and the realization process of the technical scheme are as follows: the power is balanced by being positioned at two sides.
Example thirty-four: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the racks are positioned below or above, and the edges of the racks are welded on the inner wall of the displacement box, so that the bearing capacity of the displacement box is increased.
Example thirty-five: as a further development or juxtaposition or alternatively independent, the gear comprises a plurality of gears, and the plurality of gears are arranged side by side.
Example thirty-six: as a further development or juxtaposition or alternatively independent, the gear wheels are mounted on and rotatable about a gear shaft 410, the gear shaft 410 being fixed to a support beam. The gear shaft 410 can be fixed to the supporting beam by being installed through the installation hole, or directly coating the gear shaft 410 therein when the supporting beam is cast.
Example thirty-seven: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the device also comprises a sensor capable of monitoring the rotation angle or rotation quantity of the gears, wherein the sensor is an angle sensor or an infrared position sensor which can measure the rotation angle of the gears and is in communication connection with a central control part, and the central control part is a computer host. The essential technical effect and the realization process of the technical scheme are as follows: the central control part can know the rotation condition of the gear, and further know the specific condition of each gap. An intelligent monitoring mode for all bridge support beam expansion joints can know the rotation condition of the gears through a central control part, so that a bridge control system is more intelligent; the bridge expansion joints can be numbered, so that all the gap variation conditions and the displacement conditions of the spandrel girder can be known from a central control room, and all the bridge safety conditions and the expansion conditions can be monitored. For example, BFQ-311P speed rotation monitoring sensors are arranged on side beams, and the lines are arranged on two sides of the bridge along the expansion joints.
Example thirty-eight: as a further development or juxtaposition or alternatively independent, holes are included in the displacement box, and an upper fixing structure 411 is included, the upper fixing structure 411 being able to pass through the holes in the displacement box for relative positioning of the displacement box and the support beams 7, providing guidance for the installation.
Example thirty-nine: as a further development or juxtaposition or alternatively independent, a new support beam is characterized in that more than one gear 409 is mounted on the support beam 7. In this embodiment, the gear shaft 410 is fixed on the supporting beam 7 in a pressing manner, and the gear can rotate around the gear shaft 410.
Sixth series of protocols: the bridge expansion device of the assembly type vibration reduction and noise reduction; fig. 25 to 27 are combined;
example forty: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the assembled vibration-damping noise-reducing bridge expansion device is characterized in that the displacement guiding bridge expansion device comprises side beams at two sides and more than one middle beam between the side beams at two sides, wherein the side beams are mortise-nested side beams, the side beams are matched with anchor plates, and the bottom wall of the mortise-nested side beams is fixed on a displacement box by bolts;
the middle beam is an assembled middle beam with a sliding steel plate, holes capable of being connected with the anti-falling bolts are formed in the upper portion of the middle beam, the anti-falling bolts are connected with the holes, and two sides of the middle beam respectively comprise more than one hole capable of accommodating the water stop belt; the novel steel plate further comprises a middle beam sliding steel plate 701, wherein a novel rubber material is arranged below the middle beam sliding steel plate 701, and the novel steel plate comprises holes which can be connected with the anti-drop bolts on the middle beam. The essential technical effect and the realization process of the technical scheme are as follows: the novel rubber material is arranged below the sliding steel plate and comprises holes which can be connected with the anti-falling bolts on the middle beam. The sliding steel plate is fixed above the middle beam through the holes and the anti-drop bolts, the novel rubber material is clamped in the middle to achieve the effects of vibration reduction and noise reduction, and after the sliding steel plate is matched with the side beam, gaps between the side beam and the middle beam are reduced, so that the noise reduction effect is achieved.
Example forty-one: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the contact surface between the lower part of the middle beam and the supporting cross beam is a rubber layer. The essential technical effect and the realization process of the technical scheme are as follows: the rubber material has the effects of vibration reduction and noise reduction.
Examples forty-two: as a further improvement or juxtaposition or alternatively independent, the anchor plate includes holes for receiving rebar passing through the anchor plate.
Example forty-three: as a further development or juxtaposition or alternatively independent, the reinforcement bars passing through the anchorage plate are located above the bolts 502 securing the side rail. The essential technical effect and the realization process of the technical scheme are as follows: the design belongs to a novel method for preventing the bolt from falling out.
Example forty-four: as a further improvement or juxtaposition or alternatively independent solution, the lower part of the middle beam is detachably mounted on the supporting cross beam through bolts.
Example forty-five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the novel displacement guiding bridge expansion device is a gear type bridge expansion device, the novel displacement guiding bridge expansion device comprises a supporting beam and displacement boxes on two sides, more than one gear 409 is installed on the supporting beam 7, two sides of the supporting beam 7 are located in the displacement boxes 404, racks 407 are fixed in the displacement boxes 404, and when the expansion device expands and contracts, the racks and the gears are meshed to rotate in the process of properly sliding the supporting beam 7, so that the expansion device has a guiding function. Preferably, the teeth are teeth on a cylinder, and the cylinder has a certain length to adapt to the movement requirement.
Meanwhile, the design of the supporting beam and the displacement box in the embodiment can also be the front roller type design, even the general supporting beam and the general displacement box design, and similar implementation modes are all within the protection scope of the patent.
Seventh series of protocols: a durable reinforced bridge expansion device boundary beam; fig. 43 to 46 are combined; the series of schemes belong to the technical scheme parallel to the first series of schemes; the side beam shape is E-like shape and a series of variants based thereon; the clamping groove of the water stop belt is similar to a circle, and the edge of the water stop belt comprises a vertical wall which extends downwards, and reference can be made to fig. 45;
Example forty-six: as a further improvement scheme or a parallel scheme or an alternative independent scheme, a durable reinforced bridge expansion device boundary beam is characterized in that the boundary beam comprises a boundary beam body, one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the water stop clamping groove is round-like, the edge of the water stop clamping groove comprises a vertical wall extending downwards, and the edge of the water stop clamping groove can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position;
The mortise and tenon joint structure is a vertical mortise and tenon joint structure or a horizontal mortise and tenon joint structure or an inclined mortise and tenon joint structure;
The horizontal mortise and tenon structure is horizontally distributed; the vertical mortise and tenon joint structure is vertically distributed; the inclined mortise and tenon joint structure refers to inclined distribution. The essential technical effect and the realization process of the technical scheme are as follows: the bright spot of this embodiment is various distribution modes and the structure of mortise and tenon structure, and similar realization mode and structure are all in the protection scope of this patent. The inclined distribution embedding effect is good, the vertical distribution is vertically embedded into concrete, and the horizontal distribution refers to a first series of schemes; specific structure of mortise and tenon structure referring to the first series of schemes, the structure can be adopted for inclination and verticality.
Eighth series of protocols: a durable reinforced bridge expansion device boundary beam; fig. 43 to 46 are combined; the series of schemes belongs to the specific application of the technical scheme of the seventh series of schemes; the side beam shape is E-like shape and a series of variants based thereon; the clamping groove of the water stop belt is similar to a circle, and the edge of the water stop belt comprises a vertical wall which extends downwards, and reference can be made to fig. 45;
Example forty-seventh: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the durable reinforced side beam small-displacement telescopic device is characterized in that the double-layer water stop side beam small-displacement telescopic device comprises two side beams which are arranged in a mirror image mode, each side beam comprises a side beam body, one side of each side beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, each water stop clamping groove is of a similar circle shape, the edges of the water stops comprise vertical walls extending downwards, and the edges of the water stops can be inserted into the water stop clamping grooves; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position;
The mortise and tenon joint structure is a vertical mortise and tenon joint structure or a horizontal mortise and tenon joint structure or an inclined mortise and tenon joint structure;
The horizontal mortise and tenon structure is horizontally distributed; the vertical mortise and tenon joint structure is vertically distributed; the inclined mortise and tenon joint structure refers to inclined distribution.
Example forty-eight: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the water stop is a special side-pouring prevention water stop for an expansion joint of an ascending bridge, the water stop is of a non-axisymmetric structure, and the water stop has inconsistent inclination degrees or inconsistent thickness towards two sides at the most middle position; the asymmetrically thickened portion 303 is located on a relatively lower side.
Ninth series of protocols: an assembled multi-slit telescopic device; fig. 48 is combined;
Examples forty-nine: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the assembled multi-seam expansion device is characterized by comprising two side beams and more than one middle beam between the side beams, wherein the middle structure is divided into an upper water stop clamping groove and a lower water stop clamping groove, the side beams and the middle beam both comprise middle structures, the middle structures are splayed structures, and the splayed structures comprise protrusions which are inclined upwards and inclined downwards; the boundary beam is a boundary beam nested by mortise and tenon, the boundary beam is matched with an anchor plate, and the bottom wall of the boundary beam nested by mortise and tenon is fixed on the displacement box by bolts 502;
two sides of the middle beam respectively comprise more than one hole capable of accommodating the water stop belt; the lower part of the middle beam is arranged on the supporting cross beam 7 through a fixed bolt 503;
One side of the side beam, which is in butt joint with the concrete, comprises a mortise and tenon structure which can be embedded into the concrete or is in fit with and nested with the anchoring plate, wherein the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position;
The mortise and tenon joint structure is a vertical mortise and tenon joint structure or a horizontal mortise and tenon joint structure or an inclined mortise and tenon joint structure;
The horizontal mortise and tenon structure is horizontally distributed; the vertical mortise and tenon joint structure is vertically distributed; the inclined mortise and tenon joint structure refers to inclined distribution.
Tenth series of protocol: comb-tooth type edge beam; fig. 49-50 are combined;
Example fifty: as a further improvement or juxtaposition or alternative independent solution, a comb-type side beam is characterized in that the side beam comprises a comb-type side beam body 1201, the top on the comb-type side beam body 1201 comprises a plurality of comb plates 1203, and the comb-type side beam body 1201 can be installed in concrete. The essential technical effect and the realization process of the technical scheme are as follows: the creative effect of this embodiment is, two unifications of original modulus formula boundary beam and fishback structure for fishback simple to operate, a technique has the advantage of original two kinds of schemes concurrently, and the below still has the waterstop, can play better effect.
Example fifty-one: as a further improvement or juxtaposition or alternatively independent solution, the comb plate is a square plate, and the end of the comb plate is arc-shaped.
Example fifty two: as a further development or juxtaposition or alternatively independent, the comb plate is a trapezoidal plate. The essential technical effect and the realization process of the technical scheme are as follows: the two symmetrically arranged comb plates are staggered with each other, and the trapezoid has a certain guiding function.
Example fifty-three: as a further improvement scheme or a juxtaposition scheme or an alternative independent scheme, a rubber cushion layer is thermally sealed below the comb plate. The essential technical effect and the realization process of the technical scheme are as follows: the rubber cushion layer has certain noise reduction effect and buffering effect.
Example fifty-four: as a further improvement, a parallel arrangement or an alternative independent arrangement, the comb-tooth type edge beam body 1201 is an edge beam with a mortise and tenon structure. The essential technical effect and the realization process of the technical scheme are as follows: similar edge beam shapes are within the scope of this patent.
Example fifty-five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the mortise and tenon structure is a vertical mortise and tenon structure or a horizontal mortise and tenon structure or an inclined mortise and tenon structure;
The horizontal mortise and tenon structure is horizontally distributed; the vertical mortise and tenon joint structure is vertically distributed; the inclined mortise and tenon joint structure refers to inclined distribution.
Eleventh series of protocol: a comb-tooth type dustproof noise-reduction maintenance-free telescopic device; fig. 49-50 are combined; the present series of schemes is a specific application of the tenth series of schemes.
Example fifty-six: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the comb-tooth type dustproof noise-reduction maintenance-free telescopic device is characterized in that the comb-tooth type dustproof noise-reduction maintenance-free telescopic device comprises two comb-tooth type side beams which are arranged in a mirror image mode, each side beam comprises a comb-tooth type side beam body 1201, each comb-tooth type side beam body 1201 comprises a plurality of comb-tooth plates 1203 at the top of each comb-tooth type side beam body 1201, and each comb-tooth type side beam body 1201 can be installed in concrete;
two comb-tooth type side beams are arranged on two sides of the expansion joint, and a plurality of comb-tooth plates 1203 of the two comb-tooth type side beams are staggered with each other. The essential technical effect and the realization process of the technical scheme are as follows: the creative effect of this embodiment is, two unifications of original modulus formula boundary beam and fishback structure for fishback simple to operate, a technique has the advantage of original two kinds of schemes concurrently, and the below still has the waterstop, can play better effect.
Twelfth series of protocols: assembled middle beam with sliding steel plate; in connection with fig. 27; the present series of versions is the individual protection of the center sill of the sixth series of versions, which are individuals that can be sold and used individually.
Example fifty-seven: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the assembled middle beam with the sliding steel plate is characterized in that a hole capable of being connected with an anti-drop bolt is formed above the middle beam, the anti-drop bolt is connected with the hole, and two sides of the middle beam respectively comprise more than one hole capable of accommodating a water stop belt; the novel steel plate further comprises a middle beam sliding steel plate 701, wherein a novel rubber material is arranged below the middle beam sliding steel plate 701, and the novel steel plate comprises holes which can be connected with the anti-drop bolts on the middle beam.
Example fifty-eight: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the sliding steel plate bottom surface 702 of the middle beam sliding steel plate 701 contains rubber materials to achieve the effects of vibration reduction and noise reduction, and after the sliding steel plate is matched with the side beams, gaps between the side beams and the middle beam are reduced, so that the noise reduction effect can be achieved.
Example fifty-nine: as a further improvement or juxtaposition or alternatively independent solution, the lower part of the middle beam comprises holes for connecting the anti-drop bolts and is fixed with the supporting cross beam through the anti-drop bolts.
Example sixty: as a further improvement or juxtaposition or alternatively independent, one or both sides of the sliding steel plate 701 contain compression-resistant filler rubber 706 for relatively closing the edges of both sides of the sliding steel plate 701 after installation. The rain-proof effect is better. The scheme can play a certain sealing role while not affecting the whole sliding.
Example sixty-one: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the bending middle beam 9 matched with the middle beam is also included; the middle part of the surface of the bent center sill 9 is relatively high and the two sides are relatively low without affecting the sliding of the center sill sliding steel plate 701, and water can be guided to the two sides to avoid entering the sliding steel plate bottom surface 702. The essential technical effect and the realization process of the technical scheme are as follows: this embodiment, which is not shown in the figures, is capable of avoiding water accumulation.
Thirteenth series of protocols: a novel dustproof displacement box; fig. 28-30 are combined;
Examples sixty two: as a further improvement scheme or side by side scheme or optional independent scheme, a novel dust protected displacement case, its characterized in that, the avris of displacement case contains dust cover 802, contains perforation 801 on dust cover 802, and perforation 801 is used for penetrating the supporting beam, and the dust cover welding can prevent effectively that sand and dust from getting into the displacement case and causing the damage to inside at displacement case opening part. The essential technical effect and the realization process of the technical scheme are as follows: the dust cover can be welded at the opening of the displacement box, so that sand and dust can be effectively prevented from entering the displacement box to damage the inside.
Example sixty-three: as a further improvement, a parallel arrangement or an alternative independent arrangement, the displacement box comprises a plurality of mounting holes 804, and the plurality of mounting holes 804 are used for mounting the side beams.
Example sixty-four: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the displacement box comprises a plurality of positioning recesses 803, and the positioning recesses 803 can relatively fix the side beams. The essential technical effect and the realization process of the technical scheme are as follows: the positioning recess 803 can directly position the side beam; meanwhile, due to the existence of the positioning recess 803, the side beam can be prevented from being tilted after being pressed. Because the rear of the displacement box is higher than the bottom wall of the boundary beam, the concrete damage can not be caused.
Examples sixty-five: as a further improvement or juxtaposition or alternatively independent, the displacement tank comprises more than one lower drain hole 412 below, the lower drain hole 412 being used for draining water into the displacement tank. The essential technical effect and the realization process of the technical scheme are as follows: the embodiment originally provides a structure for discharging water for the displacement box, and avoids corrosion caused by internal ponding. Of course, this design requires the embedding of guide tubes in the grouting concrete, which connect to the lower drain holes 412, to guide out the inadvertently entered water. By adopting the scheme, the problems and pains in the industry are solved creatively.
Examples sixty-six: as a further improvement, a juxtaposition scheme or an alternative independent scheme, the displacement case comprises a rotary buffer roller bearing structure, the rotary buffer roller bearing structure comprises a groove 604, the rotary buffer roller 602 can be arranged in the groove 604, the rotary buffer roller 602 is directly contacted with the supporting beam, and the impact on the rotary buffer roller bearing structure when the supporting beam moves can be reduced.
Fourteenth series of protocols: a bridge expansion device structure which is installed quickly; fig. 35 is combined;
example sixty-seven: as a further improvement or juxtaposition or alternatively independent, the quick-install bridge telescoping device structure is characterized in that the support beam comprises a nesting structure 901, the nesting structure 901 comprises an insertion gap for inserting into the bottom of the center sill for quick-install center sill. The essential technical effect and the realization process of the technical scheme are as follows: when sized appropriately. Can direct insertion, alternatively, can also prepare one deck rubber layer at nested structure 901 inner wall, the first damping of rubber layer, the gap is filled to the rubber layer second, lets whole fixed more firm.
Examples sixty-eight: as a further improvement or juxtaposition or alternatively independent, a bolt structure is included which passes through a hole in the structure of the nest structure 901 to fixedly mount the bottom of the center sill.
Fifteenth series of protocols: a bridge expansion device structure which is installed quickly; fig. 37 is combined;
Examples sixty-nine: as a further improvement or juxtaposition or alternative independent solution, the side locking structure capable of quick-assembling the water stop is characterized in that the top wall of the side sill comprises a horizontal bolt hole 1001 and an end bolt locking portion 1002, the end bolt locking portion 1002 comprises a hole through which the end bolt locking portion 1002 can be mounted on the bolt, and the end bolt locking portion 1002 can be made to press the top wall of the side sill by turning the bolt; in the pressing process, the edge of the water stop belt can be pressed. The essential technical effect and the realization process of the technical scheme are as follows: can directly press and decide the waterstop, the waterstop of easy to assemble. And the end bolt locking portion 1002 preferably has an arc surface, is not directly stressed, and can be conveniently replaced even if broken.
Sixteenth series of protocols: assembled boundary beam with mortise and tenon structure; fig. 32-33 are combined;
example seventy: as a further improvement or juxtaposition or alternatively independent, the assembled side beam with mortise and tenon structure is characterized in that the side beam comprises a recess, the recess comprises a bolt hole, and the cover plate 1103 with holes can be mounted on the recess through the bolt hole by a fixing bolt 1104. The essential technical effect and the realization process of the technical scheme are as follows: can make things convenient for quick installation, cover the expansion joint with a deformed steel and cover 1103 cooperation.
Examples seventy-one: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the side beam body of the side beam comprises one side for installing the water stop and one side for abutting concrete, one side of the side beam, which is abutted to the concrete, comprises a mortise and tenon structure which can be embedded into the concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position.
Examples seventy-two: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the assembled small-displacement telescopic device is characterized in that the small-displacement telescopic device comprises an edge beam with a mortise-tenon structure and a bending edge beam 1102 at the edge side, the edge beam comprises a recess, the recess comprises a bolt hole, and a cover plate 1103 with a hole can be installed on the recess through the bolt hole by a fixing bolt 1104; one side of the cover plate 1103 can cover the concave part of the bending boundary beam 1102; closing the water stop. The essential technical effect and the realization process of the technical scheme are as follows: the advantage of the originality of this embodiment is, bend boundary beam 1102 and assembled take boundary beam structure of mortise and tenon structure unanimous basically, and the only difference is one take the bolt hole, and one does not take, therefore when processing, open a mould can, the latter part drilling can be accomplished. The bent side beam 1102 is just the one without drilling.
Examples seventy-three: as a further improvement, or a parallel arrangement or an alternative independent arrangement, the water stop is mounted between the side beam and the bent side beam 1102 of the fabricated mortise and tenon structure.
Example seventy-four: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the side beam body of the bent side beam 1102 comprises one side for installing a water stop and one side for abutting concrete, one side of the side beam abutting concrete comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with an anchor plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with a corresponding position.
Seventeenth series of protocols: a sliding side beam; fig. 51-58 are combined;
Examples seventy-five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, a sliding side sill is characterized in that a sliding upper roof 1304 is included above the sliding side sill 1301, a side sill body of the sliding side sill comprises a side where a water stop is installed and a side where concrete is abutted, the side where the water stop is installed comprises a water guide protrusion 1303, the water guide protrusion 1303 is obliquely directed downward, a water guide receiving hole is formed in the side sill body below the water guide protrusion 1303, a groove is formed in the side where the concrete is abutted, and a bottom wall below the water guide protrusion can be embedded into the concrete. The essential technical effect and the realization process of the technical scheme are as follows: the water guide protrusion 1303 is a novel guide structure. Has outstanding fixing and positioning effects of the water stop belt and better water seepage fixing and guiding effects.
Examples seventy-six: as a further improvement or juxtaposition or alternatively independent, the lower bottom wall comprises a raised nesting feature 1306, said raised nesting feature 1306 comprising a plurality of; the raised nest 1306 can be engaged with an anchor plate or embedded in concrete.
Examples seventy-seven: as a further improvement or juxtaposition or alternatively independent, the raised nest structure 1306 is a dot-convex structure or a raised strip.
Examples seventy-eight: as a further improvement or juxtaposition or alternatively independent, the dot-convex structures comprise more than one set and multiple sets of dot-convex structures arranged equidistantly. The essential technical effect and the realization process of the technical scheme are as follows: therefore, when the anchor plates are installed, one anchor plate is installed every other several groups, and the anchor plates have a prominent positioning effect.
Examples seventy-nine: as a further improvement, a juxtaposition scheme or an alternative independent scheme, the sliding upper roof 1304 is plate-shaped or multi-group comb plate-shaped.
Eighteenth series of protocols: a fixed side beam; fig. 51-58 are combined;
Examples eighty: as a further improvement scheme or a parallel scheme or an alternative independent scheme, a fixed boundary beam is characterized in that a fixed bend 1305 is included above the fixed boundary beam 1302, a boundary beam body of the sliding boundary beam includes one side for installing a water stop band and one side for abutting against concrete, one side for installing the water stop band includes a water guide protrusion 1303, the water guide protrusion 1303 is obliquely directed downwards, a water stop band accommodating hole is formed in the boundary beam body below the water guide protrusion 1303, one side for abutting against concrete includes a groove, and a bottom wall below the bottom wall can be embedded into the concrete.
Examples eighty-one: as a further improvement, a parallel arrangement or an alternative independent arrangement, the side surfaces of the fixing folds 1305 are integral surfaces.
Examples eighty two: as a further improvement, a parallel arrangement or an alternative independent arrangement, the side surface of the fixing bend 1305 comprises a plurality of grooves, and the lengths of the grooves are larger than those of the comb teeth of the sliding side beam, so that the comb teeth can move forwards and backwards along the comb teeth.
Nineteenth series of protocols: a dustproof noise-reducing maintenance-free telescopic device with small displacement; fig. 51-58 are combined;
Examples eighty three: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the small-displacement dustproof noise-reduction maintenance-free telescopic device is characterized by comprising a sliding boundary beam and a fixed boundary beam;
the upper part of the sliding side beam 1301 comprises a sliding upper top 1304, the side beam body of the sliding side beam comprises one side for installing a water stop and one side for abutting against concrete, one side for installing the water stop comprises a water guide protrusion 1303, the water guide protrusion 1303 is obliquely directed downwards, the side beam body below the water guide protrusion 1303 comprises a water stop accommodating hole, one side for abutting against the concrete comprises a groove, and the bottom wall below the water guide protrusion 1303 can be embedded into the concrete;
The fixed side beam 1302 comprises a fixed bend 1305 above, the side beam body of the sliding side beam comprises one side for installing a water stop and one side for abutting against concrete, one side for installing the water stop comprises a water guide protrusion 1303, the water guide protrusion 1303 is obliquely directed downwards, the side beam body below the water guide protrusion 1303 comprises a water stop accommodating hole, one side for abutting against the concrete comprises a groove, and the bottom wall below the water guide protrusion 1303 can be embedded into the concrete;
the sliding upper roof 1304 of the sliding side beam 1301 is overlapped with the side surface of the fixing bend 1305 of the fixing side beam 1302.
Examples eighty four: as a further improvement or juxtaposition or alternatively independent solution, a hollow water stop is installed between the two water stop receiving bores.
Examples eighty five: as a further improvement or juxtaposition or alternatively independent, the lower bottom wall comprises a raised nesting feature 1306, said raised nesting feature 1306 comprising a plurality of; the raised nesting structure 1306 can be engaged with an anchor plate or embedded in concrete; the anchor plate comprises a nesting groove 1307, and the nesting groove 1307 and the convex nesting structure 1306 are nested, fit and locked to play a role in positioning and reinforcing.
Examples eighty-six: as a further improvement, a parallel arrangement or an alternative independent arrangement, the side surface of the fixing bend 1305 comprises a plurality of grooves, and the lengths of the grooves are larger than those of the comb teeth of the sliding side beam, so that the comb teeth can move forwards and backwards along the comb teeth.
Examples eighty-seven: as a further improvement or juxtaposition or alternatively independent, the anchor plates include rebar through holes 1309 and the anchor plates include horizontal shoulders that can be embedded into the concrete.
Examples eighty-eight: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. An infrared ranging device is arranged in the iron box between the two anchor plates of the telescopic device; the infrared distance measuring device is used for measuring the relative distance, and can measure the distance of the expansion joint and be in communication connection with the central control part.
Examples eighty-nine: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. An intelligent monitoring mode for all bridge expansion joints is provided, the infrared ranging equipment can measure the distance between the expansion joints and is in communication connection with the central control part, so that a bridge control system is more intelligent; the bridge expansion joints can be numbered, so that all the gap variation conditions can be known from a central control room, and all the bridge safety conditions and the expansion conditions can be monitored.
Ninety examples: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. A method for concrete construction after the side beam is in place is characterized in that after the side beam is placed in place, a template is installed from a template installation hole 110 and used for blocking concrete from the side edge, so that the construction speed is higher.
Example ninety-one: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. The device also comprises a sensor capable of monitoring the rotation angle or rotation quantity of the gear, wherein the sensor is an angle sensor or an infrared position sensor, can measure the rotation angle of the gear and is in communication connection with a central control part, and the central control part is a computer host. The essential technical effect and the realization process of the technical scheme are as follows: the central control part can know the rotation condition of the gear, and further know the specific condition of each gap. An intelligent monitoring mode for all bridge support beam expansion joints can know the rotation condition of the gears through a central control part, so that a bridge control system is more intelligent; the bridge expansion joints can be numbered, so that all the gap variation conditions and the displacement conditions of the spandrel girder can be known from a central control room, and all the bridge safety conditions and the expansion conditions can be monitored. For example, BFQ-311P speed rotation monitoring sensors are arranged on side beams, and the lines are arranged on two sides of the bridge along the expansion joints.
Example ninety two: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. The avris of boundary beam is the arc, and this arc can not be pressed by the wheel when installing in the expansion joint, because the boundary beam avris is close to one side of expansion joint, is bellied structure by itself, and is the radian too big, is extruded easily, and then can not cause too big extrusion force, consequently can not cause too big lever dynamics to the concrete of rear, be difficult for droing.
Example ninety three: as a further development or juxtaposition or alternatively independent, this can be used in all the embodiments above. The side beams and/or center beams, in particular side beams or center beams with flanks, are provided with pressure sensors or torque sensors downwards, and when the profile is deformed, the signals of the pressure sensors or torque sensors can be known by the center control system through wired or wireless transmission. The deformability of the profile can thus be monitored.
Example ninety four: as a further development or juxtaposition or alternatively independent solutions, which can be applied in all the above embodiments, the lower side of the side rail is preferably inclined wall, and after embedding the concrete, a substantial amount of the concrete is pressed, stable and not tilted.
Example ninety five: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the scheme can be applied to all the above embodiments, and all the water stops adopted in the patent are hollow water stops.
Example ninety-six: as a further development or juxtaposition or alternatively independent solution, the solution can be applied in all the above embodiments, and can be used in all side beam profiles or in expansion joints where the side beam profile is applied. Namely, the lower part of the side beam comprises a concrete auxiliary baffle 14 perpendicular to the side beam, and the concrete auxiliary baffle 14 can be used as the edge of concrete grouting for concrete protection, namely, the side beam has the purpose of a template, and a master is not required to operate and install the template in a narrow gap. In this embodiment, the following two schemes can also be derived: A. a novel side beam is characterized in that a concrete auxiliary baffle 14 perpendicular to the side beam is arranged below the side beam, and the concrete auxiliary baffle 14 can be used as the edge of concrete grouting for concrete protection; B. a novel side beam construction method is characterized in that concrete is blocked by using a concrete auxiliary baffle 14 which is perpendicular to the side beam below the side beam; the first is to directly use the form for concrete protection, and the second is that the concrete auxiliary baffle 14 can also be used as a reinforcing structure to protect the side beams from damage. The side sill in this solution may be adapted to the solution of all the previous embodiments.
The displacement boxes in the embodiments are capable of individually protecting individuals who sell individually.
It should be noted that, the multiple schemes provided in this patent include the basic schemes of itself, are independent of each other and are not restricted to each other, but they can also be combined with each other under the condition of no conflict, so as to achieve multiple effects together.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment such as a computer for controlling.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (5)
1. The reinforced large-displacement bridge expansion device is characterized in that two side beams and more than one middle beam between the two side beams are arranged above the reinforced side beam multi-seam bridge expansion device; one side of the boundary beam is divided into an upper water stop clamping groove and a lower water stop clamping groove through a middle structure, the middle structure is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and inclined downwards; the edge of the water stop can be inserted into the water stop clamping groove; the side beam body comprises one side for installing the water stop and one side for abutting concrete, one side for abutting concrete of the side beam comprises a mortise and tenon structure which can be embedded into concrete or is in fit with and nested with the anchoring plate, and the mortise and tenon structure refers to a structure which can be in fit with or nested with the corresponding position; the two sides of the middle beam also comprise splayed structures;
An upper limit structure and/or a lower limit structure are arranged on the novel side beam multi-seam bridge expansion device;
The upper limiting structure comprises upper limiting fixed structures which are respectively fixed on two sides of the telescopic device, the upper limiting fixed structures comprise threaded holes, and further comprise upper limiting rotating rods (3023), and the distance between the two upper limiting fixed structures can be relatively adjusted by rotating the upper limiting rotating rods (3023);
The lower limiting structure comprises a lower limiting fixed structure, the lower limiting fixed structure comprises a threaded hole and a lower limiting rotating rod (3013), and the distance between the two lower limiting fixed structures can be relatively adjusted by rotating the lower limiting rotating rod (3013);
after the distance is adjusted, the distance can be in a locking state during installation, and the installation is convenient;
the lower limit fixing structure and the upper limit fixing structure are both plate-shaped structures;
The upper limit fixing structures comprise four upper limit fixing structures which are divided into two groups, and the two corresponding upper limit fixing structures are connected through an upper limit connecting rod (3024) to achieve the aim of cooperative limit;
The upper limiting and fixing structure is welded on the displacement box;
the lower limiting and fixing structure is welded below the boundary beam;
the upper limit rotating rod (3023) and/or the lower limit rotating rod (3013) comprise scales.
2. The reinforced large-displacement bridge expansion device according to claim 1, wherein the infrared ranging equipment is arranged in the iron box between the two anchor plates of the expansion device; the infrared distance measuring device is used for measuring the relative distance, and can measure the distance of the expansion joint and be in communication connection with the central control part.
3. The reinforced large-displacement bridge expansion device according to claim 1, wherein the two sides of the side beam are provided with template mounting holes (110), and the templates can be mounted on the two sides of the side beam through the template mounting holes (110) and bolts to realize side limiting.
4. The method for adjusting the reinforced large-displacement bridge expansion device is characterized by comprising the following steps that when the reinforced large-displacement bridge expansion device is installed in construction, expansion amount regulators are arranged at the upper position and the lower position of the expansion device respectively, and the expansion amount can be increased or decreased by the upper regulator and the lower regulator respectively according to the expansion amount requirement of the installation temperature; can be flexibly adjusted according to the field environment.
5. The method of claim 4, wherein the side of the side beam is curved, which is not pressed by the wheels when installed in the expansion joint.
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| CN202011047148.2A CN112112070B (en) | 2020-09-28 | 2020-09-28 | Reinforced large-displacement bridge expansion device and adjustment method |
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| CN201610521U (en) * | 2009-11-27 | 2010-10-20 | 成都市虹筑路桥机械有限公司 | Large-displacement bridge-type steel expansion device |
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| CN213867325U (en) * | 2020-09-28 | 2021-08-03 | 单国珠 | Strenghthened type large displacement volume bridge telescoping device |
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| CN201610521U (en) * | 2009-11-27 | 2010-10-20 | 成都市虹筑路桥机械有限公司 | Large-displacement bridge-type steel expansion device |
| CN102747680A (en) * | 2012-07-25 | 2012-10-24 | 单国珠 | ZEY shaped bridge expansion joint |
| CN103741594A (en) * | 2013-10-21 | 2014-04-23 | 单国珠 | ZEY-type large-stroke bridge expansion device |
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