CN112112068A - Reinforced multidirectional displacement telescopic device - Google Patents

Abstract

The invention relates to the field of bridge expansion devices, in particular to a reinforced multidirectional displacement expansion device, wherein two edge beams and more than one middle beam between the two edge beams are arranged above a gear type bridge expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; both 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), a rack (407) is fixed in the displacement boxes (404), and when the expansion device expands and contracts, the supporting beam (7) slides properly, the rack and the gear are meshed to slide, so that sliding resistance can be increased.

Description

Reinforced multidirectional displacement telescopic device

Technical Field

The invention relates to the field of bridge expansion devices, in particular to a reinforced multidirectional displacement expansion device.

Background

The bridge expansion device is an important component of a bridge, and is a general name of various devices which are arranged at a bridge expansion joint and are composed of members such as rubber, steel and the like in order to enable vehicles to stably pass through a bridge floor and meet the requirement of deformation of an upper structure of the bridge. The safety of the bridge road is directly influenced by the quality of the performance of the bridge expansion device.

Disclosure of Invention

The purpose of the invention is as follows: in order to provide a reinforced large-displacement bridge expansion device and an adjustment method with better effect, the concrete purpose is to find a plurality of substantial technical effects of the concrete implementation part.

In order to achieve the purpose, the invention adopts the following technical scheme:

a reinforced multidirectional displacement expansion device is characterized in that two boundary beams and more than one middle beam between the two boundary beams are arranged above a gear type bridge expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested; both 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, a rack 407 is fixed in the displacement boxes 404, and when the expansion device expands and contracts, in the process that the supporting beam 7 properly slides, the rack and the gear are meshed to slide, so that sliding resistance can be increased.

A further solution of the invention is that the displacement box comprises an end receiving portion 401, which holds the end of the rack 407.

The invention further adopts the technical scheme that the mode of fixing the rack on the end accommodating part is welding.

The further technical scheme of the invention is that the rack and the gear comprise two groups which are respectively positioned at two sides of the supporting beam 7.

The invention further adopts the technical scheme that the rack is positioned below or above, and the edge of the rack is welded on the inner wall of the displacement box to increase the bearing capacity of the displacement box.

The invention has the further technical scheme that the gear comprises a plurality of gears which are arranged in parallel.

A further technical solution of the present invention is that the gear is mounted on the gear shaft 410 and can rotate around it, and the gear shaft 410 is fixed on the supporting beam.

The invention further adopts the technical scheme that the gear transmission device also comprises a sensor which can monitor the rotation angle or the rotation quantity of the gear, 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.

A further technical solution of the present invention is that the displacement box comprises a hole and an upper fixing structure 411, and the upper fixing structure 411 can pass through the hole on the displacement box and is used for relatively positioning the displacement box and the supporting beam 7 to provide guidance for installation.

Independent schemes: the novel supporting beam is characterized in that more than one gear 409 is arranged on the supporting beam 7.

Compared with the prior art, the invention adopting the technical scheme has the following beneficial effects: convenient operation, convenient to use, fixed firm, durable, long-lived. 1. The connection of each component replaces the traditional welding mode through bolt connection, the construction is convenient, and the construction period is shortened; 2. the assembly function can avoid or greatly reduce the environmental pollution brought by the production process of the product in the initial stage of the production of the product, avoid the stress loss generated by welding the steel members and ensure the integral quality of the section; 3. the upper part is sealed, and the noise reduction performance is better; 4. the hard seal is not easy to be damaged, compared with the prior art that a multi-layer water stop is mostly used, the multi-layer water stop has high cost, poor noise reduction performance and poor sealing performance, and the water stop is also easy to be damaged as a rubber material; 5. the vibration and noise reduction performance between the edge 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 timeliness rate of the center sill are effectively improved, the damage of the center sill is reduced, the service life is prolonged, the traffic safety is guaranteed, and the occurrence of traffic accidents is reduced; 7. the antiskid effect is better; 8. the double-layer water stop design has more effective waterproof effect, and the service life of the water stop belt is greatly prolonged; 9. the boundary beam and the concrete have better integrity, and the concrete is not easy to damage.

Drawings

To further illustrate the present invention, further description is provided below with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of an implementation of an edge beam; FIG. 2 is a schematic view of a further modification of FIG. 1; FIG. 3 is a schematic view of a further modification of FIG. 1; FIG. 4 is a schematic view showing the retractable state of the attachment rod; FIG. 5 is a schematic view of a further modification of the edge beam; FIG. 6 is a schematic view of a further modification of the edge beam; FIG. 7 is a schematic view of a further modification of the edge beam; FIG. 8 is one of the schematic views of the removable bosses of the edge beam; FIG. 9 is a second schematic view of the removable projection of the side rail; FIG. 10 is a schematic view of a small displacement with an adjustment mechanism; FIG. 11 is a schematic view of a further modification of the adjustment structure; FIG. 12 is a further improved schematic view of the adjustment mechanism; FIG. 13 is a schematic structural view of an edge beam multi-slot bridge expansion device with a limiting structure; FIG. 14 is an implementation of an upper limit structure; FIG. 15 is an implementation of a lower limit structure; FIG. 16 is one implementation of a gear type shift guide bridge expansion device; FIG. 17 shows a second implementation of the gear type shift guide bridge expansion device; FIG. 18 shows a third implementation of the gear type shift guide bridge expansion device; FIG. 19 is one of the implementation views of the gears and gear shafts; FIG. 20 is a schematic view of an assembled expansion joint structure; FIG. 21 is a schematic perspective view in a displacement box; FIG. 22 is a schematic view of the structure of the rotating buffer roller bearing structure; FIG. 23 is a side schematic view of the internal structure of the displacement box;

FIG. 24 is a further side view of the internal structure of the displacement box; FIG. 25 is a schematic view of the assembled center sill with a top cover after installation; FIG. 26 is the structure of FIG. 11 without the bolts assembled; FIG. 27 is a further modified view of the assembled center sill with top cover; FIG. 28 is a block diagram of a smart shift cage arrangement; FIG. 29 is a first schematic view of another perspective of the smart displacement box; FIG. 30 is a second schematic view of the smart displacement box from another perspective; FIG. 31 is a schematic view of a bent edge beam; FIG. 32 is a schematic view of an assembled belt edge side configuration; FIG. 33 is a schematic view of an assembled structure belt extension with edge sides; FIG. 34 shows the structure of FIG. 28 installed in an expansion joint; FIG. 35 is a schematic view of a further modification of the present patent; FIG. 36 is a schematic view of a side strap ready template of an edge rail; FIG. 37 is a schematic view of a further development of the invention; FIG. 38 is one of the surface pattern implementations of an edge beam or a center beam; FIG. 39 is a second implementation of the surface pattern of the side sill or center sill; FIG. 40 is a third implementation of a surface pattern of an edge beam or a center beam; FIG. 41 is a fourth embodiment of the surface pattern of the side sill or center sill; FIG. 42 is a diagram of a structure of a nested mortise and tenon structure for realizing large displacement; FIG. 43 is a view showing a structure of a nested mortise and tenon structure for realizing small displacement; FIG. 44 is a further modified view of the edge beam; FIG. 45 is an enlarged, fragmentary view of the aperture of the side rail of FIG. 43;

FIG. 46 is a further illustration of an implementation of a mortise and tenon construction; FIG. 47 is a schematic view of an asymmetric water stop structure; FIG. 48 is a schematic view of a further development of the invention; figure 49 is a schematic top view of the comb plate edge beam; figure 50 is a schematic side view of a comb plate edge beam; FIG. 51 is a schematic view of a sliding edge beam configuration; FIG. 52 is a schematic view of the construction of the fixed side rail; FIG. 53 is a schematic view of a further modification of the sliding edge beam; FIG. 54 is a further modified view of the fixed side rail; FIG. 55 is one of the realization structures of the anchoring plate; FIG. 56 shows a second implementation of the anchor plate; FIG. 57 is a third implementation of the anchoring plate; FIG. 58 is a fourth implementation of the anchor plate; FIG. 59 is a schematic view of the installation of the structure with the concrete auxiliary baffle under the side beam; FIG. 60 is a corresponding installation view of the center sill with the cover; FIG. 61 is a schematic view of a multi-slot, i.e., large displacement, bridge expansion device; FIG. 62 is a schematic view of a single slot type, i.e., a small displacement, bridge expansion device; FIG. 63 is a schematic view of a sliding edge beam configuration; FIG. 64 is a schematic view of a fixed side rail construction; FIG. 65 is a schematic view of the assembled sliding and fixed side rails; FIG. 66 is a schematic view of an assembled multi-slot bridge expansion device; FIG. 67 shows one of the edge beam fitting structures of the small displacement telescopic device; FIG. 68 is one of the small displacement pantograph boundary beam implementations; figure 69 is one of the realisations of a trapezoidal comb plate; FIG. 70 is a schematic view of an edge beam with a figure-of-eight like structure;

wherein: 1. a boundary beam; 2. a middle beam; 3. a water stop; 4. an anchoring plate; 5. a steel bar system; 6. concrete; 7. a support beam; 8. a center sill body with a cover; 9. bending the middle beam; 101. a roof of the boundary beam; 102. side beams and side rods; 103. a spherical end projection; 104. mounting holes; 105. a threaded receiving portion; 106. the arc-shaped head part is protruded; 107. an additional rod I; 108. an additional rod II; 109. an additional head stem; 110. an auxiliary hole; 111. a plate-like projection; 112. a raised end portion; 113. mounting a plate; 20. an adjustment mechanism; 201. an adjustment mechanism body rotating portion; 202. a threaded rod; 203. an integral adjusting rod; 204. moving the wheels; 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. an upper limit connecting rod; 3011. a first lower limit fixing structure; 3012. a second lower limiting structure; 3013. a lower limit rotating rod; 401. an end receiving portion; 402. a gear rack 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. fixing the 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. supporting the side surface; 606. a support; 607. side rollers; 701. a middle beam sliding steel plate; 702. a sliding steel plate bottom surface; 703. a top plate bolt fixing hole; 704. a side gap; 705. a fixed structure below the middle beam; 706. compression-resistant filling rubber; 801. perforating; 802. a dust cover; 803. positioning the recess; 804. mounting holes; 805. an extension plane; 901. a nested structure; 1001. bolt holes; 1002. an end bolt locking portion; 1101. the assembly type single wing boundary beam with the groove; 1102. bending the edge beam; 1103. a cover plate; 1104. fixing the bolt; 1201. a comb-tooth type edge beam body; 1202. a comb plate edge beam waterstop accommodating hole; 1203. a comb plate; 1204. the comb plate gap; 1301. sliding the edge beam; 1302. fixing the edge beam; 1303. a water guide bulge; 1304. carrying out interaction and jacking; 1305. fixing and bending; 1306. a convex nesting structure; 1307. embedding a sleeve groove; 1308. an anchoring plate; 1309. the steel bar penetrates through the hole; 1310. a bevel edge; 1311. flattening edges; 1312. a side wing; 14. concrete auxiliary baffle.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The first series of schemes: a reinforced expansion device boundary beam; combining fig. 1 to 9; it should be noted that, in all the embodiments of the rear side, the mortise and tenon structure can refer to and utilize the mortise and tenon structure of the scheme. For brevity, further description will not be provided in the following description.

The first embodiment is as follows: combining fig. 1 to 9; the reinforced 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 waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which inclines upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side provided with a water stop and one side butted with concrete, one side of the boundary beam butted with the concrete comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure which can be matched or nested at a corresponding position. The technical scheme has the following substantial technical effects and implementation processes: this patent pioneering nature utilizes mortise and tenon joint structure to agree with or nested, and mortise and tenon joint structure can be the cylinder structure, and this cylinder structure is a whole with the boundary beam outside, and the flexible length of mortise and tenon joint structure is a cylinder structure or a plurality of, and this structural shape can be the cylinder, can be square body, can be special-shaped 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.

Creatively, the above effects exist independently, and the combination of the above results can be completed by a set of structure.

Example two: as a further improved scheme or a parallel scheme or an optional independent scheme, the boundary beam body can be provided with two layers of water stops; the tenon-and-mortise structure is a rod-shaped structure. The technical scheme has the following substantial technical effects and implementation processes: even one or more layers of water stop belts can be arranged, and similar implementation manners are within the protection scope of the patent.

Example three: as a further development or in a side-by-side or alternatively independent solution, the ends of the rod-like structures comprise projections. The technical scheme has the following substantial technical effects and implementation processes: the effect of the protrusion fitting the external structure is better.

Example four: as a further development or side-by-side or alternatively independent solution, the projections comprise a series and are not of uniform size; which is either an aspherical arcuate head protrusion 106 or a spherical end protrusion 103. The technical scheme has the following substantial technical effects and implementation processes: similar implementations are within the scope of this patent.

Example five: as a further improvement or a side-by-side 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, and the additional rod I107 and the additional rod II 108 are in threaded connection and can adjust the length through relative rotation; or the rod-shaped structure is a rod-shaped structure with fixed length. The technical scheme has the following substantial technical effects and implementation processes: the length can be adjusted, and then can adapt to various more nimble installation environment.

Example six: as a further modification or in a side-by-side or alternatively independent solution, the end of the rod-like structure includes a threaded receiving portion 105, and the side sill body includes a plurality of mounting holes 104, and the number of the rod-like structure threaded into the mounting holes 104 can be adjusted. The technical scheme has the following substantial technical effects and implementation processes: by adopting the technical scheme, the number can be creatively adjusted, and proper fine adjustment can be carried out so as to adapt to various complex installation environments.

Example seven: as a further improvement or in a parallel or alternative independent solution, the roof side wall 101 of the side sill body comprises an anti-slip groove. The technical scheme has the following substantial technical effects and implementation processes: the shape of the anti-slip groove can be referred to fig. 38 to 41, and similar implementations are all within the scope of protection of this patent.

Example eight: as a further improved scheme or a parallel scheme or an optional independent scheme, the clamped position of the middle parts of the two layers of water stop belts is in a splayed shape. The technical scheme has the following substantial technical effects and implementation processes: in the present embodiment, any kind of edge beam, even other kinds of edge beams, are within the protection scope of the present patent.

Example nine: as a further improved scheme or a parallel scheme or an optional independent scheme, the mortise and tenon structure is a plate-shaped protrusion 111; the plate-like convex end is a smooth curve or convex end 112. The technical scheme has the following substantial technical effects and implementation processes: 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 scheme or a parallel scheme or an optional independent scheme, the bottom of the mortise and tenon structure is welded on the boundary beam body through a mounting plate 113 or directly. The technical scheme has the following substantial technical effects and implementation processes: and a split structure is adopted, so that the production, the installation and the welding are convenient. Meanwhile, the tenon-and-mortise structure can be directly welded on the boundary beam body.

The second series of schemes: a kind of strenghthened type damping and noise reduction multidirectional flexible displacement apparatus; combining fig. 21 to fig. 24;

example eleven: as a further improved scheme or a parallel scheme or a selectable independent scheme, the reinforced vibration-damping noise-reducing multidirectional stretching displacement device is characterized in that two side beams and more than one middle beam between the two side beams are arranged above the reinforced vibration-damping noise-reducing multidirectional stretching displacement device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested; both sides of the middle beam also comprise splayed structures;

the utility model provides a multidirectional flexible device that shifts that makes an uproar falls in strenghthened type damping still contains supporting beam, and the displacement case is arranged in to supporting beam's both sides, contains in the displacement case and rotates buffer roller bearing structure, rotates buffer roller bearing structure and contains recess 604, can arrange in the recess 604 and rotate buffer roller 602, rotates buffer roller 602 direct contact supporting beam, can reduce the impact to rotating buffer roller bearing structure when supporting beam removes. The technical scheme has the following substantial technical effects and implementation processes: the elastic roller device, i.e. the buffer roller 602, is one or more cylinder-like structures and is fixed on the roller fixing box through a support rod. The inner core of the elastic roller bearing device is made of steel materials, and is wrapped with a circle of novel elastic rubber materials, so that the elastic roller bearing device can move relative to the sliding plate on the supporting beam. The scheme can meet the requirement of multi-directional turning.

Example twelve: as a further improvement or in a side-by-side or alternative independent solution, the surface of the recess 604 is smooth. The technical scheme has the following substantial technical effects and implementation processes: smoothness can reduce friction, making sliding smoother.

Example thirteen: as a further improvement or a side-by-side or an alternative independent solution, the contact surface of the displacement box and the rotating buffer roller 602 comprises a load-bearing beam contact surface 601, and the load-bearing beam contact surface 601 is a rubber cushion layer. The technical scheme has the following substantial technical effects and implementation processes: the rubber cushion layer can play a certain buffering role.

Example fourteen: as a further improvement scheme or a parallel scheme or an optional independent scheme, the displacement box also comprises a side support 605, and the side support 605 is made of hard materials. The technical scheme has the following substantial technical effects and implementation processes: the side support 605 can achieve a better side protection effect.

Example fifteen: as a further improvement or a parallel solution or an alternative independent solution, the side supports 605 are made of rubber. The technical scheme has the following substantial technical effects and implementation processes: the rubber side support 605 can achieve a better protection effect and avoid rigid collision. Can carry on spacingly to the spandrel girder, avoid its skew.

Example sixteen: as a further improvement or in a side-by-side or alternative independent solution, the side supports 605 are side rollers 607 mounted by brackets 606. The technical scheme has the following substantial technical effects and implementation processes: the side rollers 607 can be guided to rotate to counteract a portion of the impact force. The lateral side rollers 607 can guide and protect the load beam.

The third series of schemes: a kind of strenghthened type small displacement telescoping device; combining fig. 10 to 12;

example seventeen: as a further improved scheme or a parallel scheme or a selectable independent scheme, the reinforced small-displacement expansion device is characterized in that two boundary beams are arranged above the novel boundary beam small-displacement expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side provided with a water stop and one side butted with concrete, one side of the boundary beam butted with the concrete comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure which can be matched or nested at a corresponding position. The technical scheme has the following substantial technical effects and implementation processes: this patent pioneering nature utilizes mortise and tenon joint structure to agree with or nested, and mortise and tenon joint structure can be the cylinder structure, and this cylinder structure is a whole with the boundary beam outside, and the flexible length of mortise and tenon joint structure is a cylinder structure or a plurality of, and this structural shape can be the cylinder, can be square body, can be special-shaped 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 eighteen: as a further development or a parallel development or an alternative independent development, 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 subsequent development is any one of the following: A. the two sides of the rod-shaped structure or the plate-shaped structure are welded between the two boundary beams; B. the rod-shaped structure comprises two parts, the sides of the two parts are welded on corresponding edge 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 part 201 of the adjusting mechanism body can be rotated to relatively pull the two parts to reduce the distance; C. the plate-like structure, which comprises moving wheels 204 on both sides, can be clamped between two edge beams. The technical scheme has the following substantial technical effects and implementation processes: for the scheme A, when the installation is started, welding distance is firstly set, and the cutting is finished after the operation; the structure of this moment can also be similar flexible volume regulator, and flexible volume regulator respectively has one in two positions about the telescoping device, when construction installation, according to the flexible volume requirement of installation temperature, adjusts, and two upper and lower regulators can be with flexible volume grow or diminish respectively. The slit width adjuster is arranged at the upper position and the lower position of the expansion joint respectively, so that the slit width can be adjusted according to the required slit width requirement during installation and construction, and the slit width can be increased or decreased by the upper slit width adjuster and the lower slit width adjuster respectively. For scheme B, tensioning and positioning can be performed for relative positioning during installation; for solution C, this solution is used to facilitate the installation of the waterstop.

Example nineteenth: as a further improvement, either a side-by-side solution or an alternative independent solution, in solution C both edge beams can clamp the double-layer waterstop.

Example twenty: as a further improvement or a parallel scheme or an optional independent scheme, the waterstop clamping holes of the double-layer waterstop are separated by a splay-like shape, and two sides of the plate-shaped structure in the scheme C can move along the middle of the splay-like shape. The technical scheme has the following substantial technical effects and implementation processes: based on the twenty embodiments, 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 of the similar splayed shape, and the water stop is pulled from one side of the edge beam to the other side of the edge beam and used for quickly installing the water stop.

Example twenty one: as a further improvement scheme or a parallel scheme or an optional independent scheme, the boundary beam is a bridge expansion device boundary beam capable of being nested in mortise and tenon joints, the boundary beam comprises a boundary beam body, the boundary beam body comprises one side provided with a water stop and one side butted with concrete, one side of the boundary beam butted with the concrete comprises a mortise and tenon joint structure capable of being embedded into the concrete or being nested with an anchoring plate, and the mortise and tenon joint structure refers to a structure capable of being nested or fitted in a corresponding position.

Example twenty two: as a further improvement or a parallel scheme or an optional independent scheme, the water stop is locally thermally 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 the plate-shaped structure is arranged between the two side beams. The technical scheme has the following substantial technical effects and implementation processes: and after the plate-shaped structure is installed in place, removing the plate-shaped structure.

A fourth series of protocols: a kind of strenghthened type large displacement bridge telescoping device; combining fig. 13 to fig. 15;

example twenty three: 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 large-displacement bridge expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested; both sides of the middle beam also comprise splayed structures;

an upper limit structure and/or an upper limit structure are/is arranged on a reinforced large-displacement bridge expansion device;

the upper limiting structures comprise upper limiting fixing structures which are respectively fixed on two sides of the telescopic device, each upper limiting fixing structure comprises a threaded hole and an upper limiting rotating rod 3023, and the distance between the two upper limiting fixing structures can be relatively adjusted by rotating the upper limiting rotating rods 3023;

the lower limiting structure comprises a lower limiting fixing structure, the lower limiting fixing structure comprises a threaded hole and a lower limiting rotating rod 3013, and the distance between the two lower limiting fixing structures can be adjusted relatively by rotating the lower limiting rotating rod 3013;

the distance can be in the locking state when the installation after the adjustment distance, easy to assemble. The technical scheme has the following substantial technical effects and implementation processes: the telescopic quantity regulator is arranged at the upper position and the lower position of the telescopic device respectively, and is used for regulating according to the telescopic quantity requirement of the installation temperature during construction and installation, and the upper regulator and the lower regulator can respectively increase or reduce the telescopic quantity. Can be flexibly adjusted according to the field environment.

Example twenty-four: as a further improvement scheme or a parallel scheme or an optional independent scheme, the lower limit fixing structure and the upper limit fixing structure are both plate-shaped structures. The technical scheme has the following substantial technical effects and implementation processes: referring to fig. 14 and 15, the fixing is facilitated by direct symmetrical arrangement.

Example twenty-five: as a further improvement scheme or a parallel scheme or an optional independent scheme, the upper limit fixing structures comprise four upper limit fixing structures, the four upper limit fixing structures are divided into two groups, and the two groups of corresponding upper limit fixing structures are connected through an upper limit connecting rod 3024, so that the purpose of cooperative limit is achieved, and the upper limit fixing structures rotate together during adjustment. The technical scheme has the following substantial technical effects and implementation processes: the embodiment can realize cooperative regulation and control, and facilitates cooperative use and distance adjustment.

Example twenty-six: as a further development, either a side-by-side solution or alternatively a separate solution, the upper limit fixing structure is welded to the displacement box. The technical scheme has the following substantial technical effects and implementation processes: similar fixing modes are within the protection scope of the patent, and the fixing mode can also be fixed through bolts.

Example twenty-seven: as a further development, either a parallel solution or an alternative independent solution, the lower limit fixing structure is welded under the side beam. The technical scheme has the following substantial technical effects and implementation processes: similar fixing modes are within the protection scope of the patent, and the fixing mode can also be fixed through bolts.

Example twenty-eight: as a further improvement, or a parallel scheme or an alternative independent scheme, the upper limit rotating rod 3023 and/or the lower limit rotating rod 3013 include scales. The technical scheme has the following substantial technical effects and implementation processes: the scale can provide a specific scale indication for the adjustment.

Example twenty-nine: as a further improvement, a side-by-side scheme or an alternative independent scheme, template mounting holes 110 are included on both sides of the edge beam, and templates can be mounted on both sides of the edge beam through the template mounting holes 110 and bolts to realize side limit. The technical scheme has the following substantial technical effects and implementation processes: not only is vertical spacing, also can transversely spacing, in this kind of design, the boundary beam can also be as template fixed knot structure, realizes the multipurpose. A method for constructing concrete after an edge beam is in place is characterized in that after the edge beam is in place, a template is installed in a template installation hole 110 and used for blocking the concrete from the side edge, and construction speed is higher.

A fifth series of protocols: a reinforced multidirectional displacement telescopic device; combining fig. 16 to fig. 19;

example thirty: as a further improved scheme or a parallel scheme or a selectable independent scheme, the reinforced multidirectional displacement expansion device is characterized in that two edge beams and more than one middle beam between the two edge beams are arranged above the gear type bridge expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested; both 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, wherein more than one gear 409 is arranged on the supporting beam 7, two sides of the supporting beam 7 are positioned in the displacement boxes 404, a rack 407 is fixed in the displacement boxes 404, and when the expansion device expands and contracts, the rack and the gear are meshed and rotate in the process that the supporting beam 7 slides properly, so that the guide effect is achieved. The technical scheme has the following substantial technical effects and implementation processes: a supporting beam fixes the gear; when the left and right side beams perform telescopic motion, the slide rails are driven to perform relative motion, and through gear transmission, the guide telescopic motion is more accurately completed.

Example thirty one: as a further development or in a side-by-side or alternatively independent solution, the displacement box comprises an end housing 401 in which the end of the rack 407 is fixed. The technical scheme has the following substantial technical effects and implementation processes: this embodiment provides a specific fixing method, and similar fixing methods are all within the protection scope of this patent.

Example thirty-two: as a further development, either in parallel or alternatively independently, the way in which the rack is fixed to the end receiving portion is by welding.

Example thirty-three: as a further development, either in parallel or alternatively independently, the rack and pinion comprise two sets, one on each side of the supporting beam 7. The technical scheme has the following substantial technical effects and implementation processes: the power is more balanced by being positioned at two sides.

Example thirty-four: as a further improvement or a parallel scheme or an alternative independent scheme, the rack is positioned below or above, and the edge of the rack is welded on the inner wall of the displacement box to increase the bearing capacity of the displacement box.

Example thirty-five: as a further development, either in parallel or alternatively independently, the gear comprises a plurality of gears, and a plurality of gears are arranged in parallel.

Example thirty-six: as a further development, either in parallel or alternatively independently, the gear wheels are mounted on and rotatable about a gear shaft 410, the gear shaft 410 being fixed to the supporting cross member. The gear shaft 410 can be fixed to the support beam by means of mounting holes or by directly cladding the gear shaft 410 therein when the support beam is cast.

Example thirty-seven: as a further improved scheme or a parallel scheme or an optional independent scheme, the gear position monitoring device further comprises a sensor capable of monitoring the rotation angle or the rotation amount of the gear, wherein the sensor is an angle sensor or an infrared position sensor, the sensor is capable of measuring 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 technical scheme has the following substantial technical effects and implementation processes: the rotation condition of the gear can be known from the central control part, and the specific condition of each gap is further known. A way of monitoring and controlling expansion joints of all bridge supporting beams intelligently is disclosed, wherein the rotation condition of a gear can be known from a central control part, so that a bridge control system is more intelligent; can carry out the serial number by a plurality of bridge expansion joints, consequently follow the central control room and just can know the displacement condition of whole gap change condition and spandrel girder, monitor whole bridge safety condition and flexible condition. For example, the BFQ-311P speed rotation monitoring sensor is arranged on the boundary beam, and the lines can walk on two sides of the bridge along the expansion joint.

Example thirty-eight: as a further development or in a side-by-side or alternatively independent solution, there are provided holes in the displacement box and also upper fixing structures 411, the upper fixing structures 411 being able to pass through the holes in the displacement box for positioning the displacement box and the supporting cross member 7 relative to each other, providing guidance for the installation.

Example thirty-nine: as a further development or in parallel or alternatively independently, a new type of supporting beam is characterised in that the supporting beam 7 is equipped with more than one gear 409. The present embodiment is a single structure capable of independent protection, and the pressing mode is that the gear shaft 410 is fixed on the supporting beam 7, and the gear can rotate around the gear shaft 410.

A sixth series of protocols: the assembled vibration and noise reduction bridge expansion device; combining fig. 25 to 27;

example forty: as a further improved scheme or a parallel scheme or an optional independent scheme, the assembled vibration and noise reduction bridge expansion device is characterized in that the displacement guide bridge expansion device comprises more than one middle beam between the boundary beams on two sides and the boundary beams on two sides, the boundary beams of the boundary beams are edge beams nested in mortise and tenon joints, the boundary beams are matched with the anchoring plates, and the bottom walls of the edge beams nested in mortise and tenon joints are fixed on a displacement box by bolts;

the middle beam is an assembled middle beam with a sliding steel plate, a hole which can be connected with the anti-drop bolt is formed above the middle beam, the anti-drop bolt is connected with the middle beam, and two sides of the middle beam respectively comprise more than one hole which can contain a water stop; the novel rubber material is arranged below the middle beam sliding steel plate 701, and the novel rubber material comprises a hole which can be connected with an anti-falling bolt on the middle beam. The technical scheme has the following substantial technical effects and implementation processes: the novel rubber material is arranged below the sliding steel plate and comprises a hole which can be connected with the anti-falling bolt on the center sill. The sliding steel plate through holes and the anti-falling bolt are fixed above the center beam, a novel rubber material is clamped in the middle of the sliding steel plate to play a role in vibration and noise reduction, and after the sliding steel plate is matched with the boundary beam, the boundary beam and the center beam gap are reduced, and a role in noise reduction is played.

Example forty one: as a further development or a parallel development or an alternative independent development, the contact surface below the centre sill and the supporting cross member is a rubber layer. The technical scheme has the following substantial technical effects and implementation processes: the rubber material has the effects of vibration reduction and noise reduction.

Example forty two: as a further development or in a side-by-side or alternatively independent solution, the anchorage plate comprises holes for receiving reinforcing bars through the anchorage plate.

Example forty-three: as a further alternative or in parallel or alternatively independently, the reinforcing bars passing through the anchorage plate are located above the bolts 502 securing the edge beams. The technical scheme has the following substantial technical effects and implementation processes: the design belongs to a novel method for preventing the bolt from falling off.

Example forty-four: as a further improvement or a parallel scheme or an alternative independent scheme, the lower part of the center sill is detachably arranged on the supporting cross beam through bolts.

Example forty-five: as a further improvement scheme or a parallel scheme or an optional independent scheme, the novel displacement guide bridge expansion device is a gear type bridge expansion device, the novel displacement guide bridge expansion device comprises a support cross beam and displacement boxes on two sides, more than one gear 409 is installed on the support cross beam 7, two sides of the support cross beam 7 are located in the displacement boxes 404, a rack 407 is fixed in the displacement boxes 404, and when the expansion device expands and contracts, the rack and the gear rotate in a meshing manner in the process that the support cross beam 7 slides properly, so that a guiding effect is achieved. Preferably, the teeth are teeth on a cylinder, and the cylinder has a certain length to adapt to the motion requirement.

Meanwhile, the design of the supporting beam and the displacement box in the embodiment can also be a front roller type design, and even can be a universal design of the supporting beam and the displacement box, and similar implementation modes are all within the protection scope of the patent.

A seventh series of protocols: a durable reinforced bridge expansion device boundary beam; combining fig. 43 to 46; the series of schemes belong to the technical scheme parallel to the first series of schemes; the shape of the boundary beam is similar to the E shape and a series of variants based on the boundary beam; the clamping groove of the water stop belt is similar to a circle, and the edge of the clamping groove comprises a vertical wall extending downwards, which can be referred to as figure 45;

example forty-six: as a further improved scheme or a parallel scheme or a selectable independent scheme, the 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 strip clamping groove and a lower water stop strip clamping groove through a middle structure, the water stop strip clamping grooves are similar to circles, the edges of the water stop strips comprise vertical walls extending downwards, and the edges of the water stop strips can be inserted into the water stop strip clamping grooves; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested;

the tenon-and-mortise structure is a vertical tenon-and-mortise structure or a horizontal tenon-and-mortise structure or an inclined tenon-and-mortise structure;

the horizontal tenon-and-mortise structure refers to the horizontal distribution thereof; the vertical mortise and tenon structure refers to vertical distribution of the mortise and tenon structure; the inclined tenon-and-mortise structure refers to the inclined distribution of the tenon-and-mortise structure. The technical scheme has the following substantial technical effects and implementation processes: the bright spot of this embodiment is various distribution mode and the structure of mortise and tenon structure, and similar realization and structure are all in the protection scope of this patent. The inclined distribution embedding effect is good, the concrete is vertically embedded in the vertical distribution, and the horizontal distribution refers to a first series of schemes; the concrete structure of the tenon-and-mortise structure refers to the first series of schemes, and the structure can be adopted in an inclined and vertical manner.

An eighth series of protocols: a durable reinforced bridge expansion device boundary beam; combining fig. 43 to 46; the series of schemes belong to the specific application of the technical scheme of the seventh series of schemes; the shape of the boundary beam is similar to the E shape and a series of variants based on the boundary beam; the clamping groove of the water stop belt is similar to a circle, and the edge of the clamping groove comprises a vertical wall extending downwards, which can be referred to as figure 45;

example forty-seven: as a further improved scheme or a parallel scheme or a selectable independent scheme, the durable reinforced type edge beam small-displacement expansion device is characterized in that the double-layer waterstop edge beam small-displacement expansion device comprises two edge beams which are arranged in a mirror image mode, each edge beam comprises an edge beam body, one side of each edge beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, each waterstop clamping groove is circular-like, the edge of each waterstop clamping groove comprises a vertical wall extending downwards, and the edge of each waterstop can be inserted into the corresponding waterstop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested;

the tenon-and-mortise structure is a vertical tenon-and-mortise structure or a horizontal tenon-and-mortise structure or an inclined tenon-and-mortise structure;

the horizontal tenon-and-mortise structure refers to the horizontal distribution thereof; the vertical mortise and tenon structure refers to vertical distribution of the mortise and tenon structure; the inclined tenon-and-mortise structure refers to the inclined distribution of the tenon-and-mortise structure.

Example forty-eight: as a further improved scheme or a parallel scheme or an optional independent scheme, the water stop is a special side-irrigation-preventing water stop for the expansion joint of the ascending bridge, the water stop is of a non-axisymmetric structure, and the inclination degrees or the thicknesses of the water stop towards two sides at the middle position are inconsistent; the asymmetric thickened portion 303 is located on the relatively lower side.

A ninth series of protocols: an assembled multi-slit telescopic device; in connection with FIG. 48;

example forty-nine: as a further improved scheme or a parallel scheme or a selectable independent scheme, the assembled multi-slit telescopic device is characterized by comprising more than one middle beam between the boundary beams on two sides and the boundary beams on two sides, wherein the middle structure is divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove, the boundary beams and the middle beams both comprise middle structures, the middle structures are splayed-like structures, and each splayed-like structure comprises a protrusion which inclines upwards and downwards; the boundary beam and the boundary beam are embedded in mortise and tenon joints, the boundary beam is matched with the anchoring plate, and the bottom wall of the embedded boundary beam in mortise and tenon joints is fixed on the displacement box by a bolt 502;

both sides of the middle beam respectively comprise more than one hole capable of accommodating the water stop; the lower part of the middle beam is arranged on the supporting beam 7 through a fixing bolt 503;

the side, which is butted with the concrete, of the boundary beam comprises a mortise and tenon structure which can be embedded into the concrete or is matched and nested with the anchoring plate, wherein the mortise and tenon structure refers to a structure which can be matched or nested at a corresponding position;

the tenon-and-mortise structure is a vertical tenon-and-mortise structure or a horizontal tenon-and-mortise structure or an inclined tenon-and-mortise structure;

the horizontal tenon-and-mortise structure refers to the horizontal distribution thereof; the vertical mortise and tenon structure refers to vertical distribution of the mortise and tenon structure; the inclined tenon-and-mortise structure refers to the inclined distribution of the tenon-and-mortise structure.

A tenth series of protocols: a comb-tooth type edge beam; with reference to fig. 49-50;

example fifty: as a further improvement scheme or a parallel scheme or an optional independent scheme, the comb-tooth type edge beam is characterized in that the edge beam comprises a comb-tooth type edge beam body 1201, the comb-tooth type edge beam body 1201 is provided with a plurality of comb-tooth plates 1203 at the top of the comb-tooth type edge beam body 1201, and the comb-tooth type edge beam body 1201 can be installed in concrete. The technical scheme has the following substantial technical effects and implementation processes: the effect that this embodiment pioneered is, with 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 a parallel solution or an alternative independent solution, the comb plate is a square plate, and the end part of the comb plate is arc-shaped.

Example fifty two: as a further improvement or a juxtaposition or an alternative independent solution, the comb plate is a trapezoidal plate. The technical scheme has the following substantial technical effects and implementation processes: the two comb plates which are symmetrically arranged are staggered with each other, and the trapezoid has a certain guiding function.

Example fifty three: as a further improvement scheme or a parallel scheme or an optional independent scheme, a rubber cushion layer is thermally sealed below the comb plate. The technical scheme has the following substantial technical effects and implementation processes: the rubber cushion layer has certain noise reduction effect and buffering effect.

Example fifty-four: as a further improvement scheme, a parallel scheme or an optional independent scheme, the comb-tooth-shaped edge beam body 1201 is an edge beam with a mortise-tenon structure. The technical scheme has the following substantial technical effects and implementation processes: similar sill shapes are within the scope of this patent.

Example fifty-five: as a further improved scheme or a parallel scheme or a selectable independent scheme, the tenon-and-mortise structure is a vertical tenon-and-mortise structure or a horizontal tenon-and-mortise structure or an inclined tenon-and-mortise structure;

the horizontal tenon-and-mortise structure refers to the horizontal distribution thereof; the vertical mortise and tenon structure refers to vertical distribution of the mortise and tenon structure; the inclined tenon-and-mortise structure refers to the inclined distribution of the tenon-and-mortise structure.

An eleventh series of protocols: a comb-tooth type dustproof noise reduction maintenance-free expansion device; with reference to fig. 49-50; the 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 a selectable independent scheme, the comb-tooth type dustproof noise-reduction maintenance-free telescopic device is characterized by comprising two comb-tooth type edge beams arranged in a mirror image mode, wherein each edge beam comprises a comb-tooth type edge beam body 1201 and a comb-tooth type edge beam body 1201, the top of each comb-tooth type edge beam body 1201 comprises a plurality of comb-tooth plates 1203, and the comb-tooth type edge beam bodies 1201 can be installed in concrete;

two comb-tooth type boundary beams are arranged on two sides of the expansion joint, and a plurality of comb tooth plates 1203 of the two comb-tooth type boundary beams are staggered with each other. The technical scheme has the following substantial technical effects and implementation processes: the effect that this embodiment pioneered is, with 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.

A twelfth series of protocols: the assembled center sill is provided with a sliding steel plate; in conjunction with FIG. 27; the present series of solutions is a separate protection of the centre sill of the sixth series of solutions, which is an individual that can be sold separately and used separately.

Example fifty-seven: as a further improved scheme or a parallel scheme or an optional independent scheme, the assembled center sill with the sliding steel plate is characterized in that holes capable of being connected with anti-falling bolts are formed above the center sill, the anti-falling bolts are connected with the center sill, and two sides of the center sill respectively comprise more than one hole capable of accommodating a water stop; the novel rubber material is arranged below the middle beam sliding steel plate 701, and the novel rubber material comprises a hole which can be connected with an anti-falling bolt on the middle beam.

Example fifty-eight: as a further improvement scheme or a parallel scheme or an optional independent scheme, the bottom surface 702 of the sliding steel plate of the center sill 701 contains rubber materials to achieve the effects of vibration and noise reduction, and after the sliding steel plate is matched with the edge beam, the gap between the edge beam and the center sill is reduced, so that the effects of noise reduction can be achieved.

Example fifty-nine: as a further improvement scheme or a parallel scheme or an alternative independent scheme, a hole for connecting the anti-falling bolt is formed below the middle beam, and the middle beam and the supporting cross beam are fixed together through the anti-falling bolt.

Example sixty: as a further improvement or a side-by-side or an alternative independent solution, one side or both sides of the sliding steel plate 701 include compression-resistant filling rubber 706 for relatively closing both side edges of the sliding steel plate 701 after installation. The rain-proof effect is better. The scheme does not influence the overall sliding and can play a certain sealing role.

Example sixty one: as a further improved scheme or a parallel scheme or an optional independent scheme, the bending middle beam structure further comprises a bending middle beam 9 matched with the middle beam; under the condition that the sliding of the middle beam sliding steel plate 701 is not influenced, the middle part of the surface of the bent middle beam 9 is relatively high, two sides of the surface of the bent middle beam are relatively low, and water can be guided to the two sides to be prevented from entering the bottom surface 702 of the sliding steel plate. The technical scheme has the following substantial technical effects and implementation processes: this embodiment is not shown in the figures, which avoids water accumulation.

A thirteenth series of protocols: a novel dustproof displacement box; in conjunction with fig. 28-30;

example sixty two: as a further improved scheme or a parallel scheme or an optional independent scheme, the novel dustproof type displacement box is characterized in that the side of the displacement box comprises a dustproof cover 802, the dustproof cover 802 comprises a through hole 801, the through hole 801 is used for penetrating a supporting cross beam, and the dustproof cover is welded at the opening of the displacement box, so that sand and dust can be effectively prevented from entering the displacement box and damaging the inside of the displacement box. The technical scheme has the following substantial technical effects and implementation processes: the dust cover can weld in the position of shift case opening part, can prevent effectively that sand and dust from getting into the position and shifting the case and cause the damage to inside.

Example sixty-three: as a further improvement or a parallel solution or an alternative independent solution, the displacement box comprises a plurality of mounting holes 804, and the plurality of mounting holes 804 are used for mounting the edge beam.

Example sixty-four: as a further improvement or a juxtaposition or an alternative independent solution, the displacement box comprises a plurality of positioning recesses 803, and the positioning recesses 803 can fix the edge beams relatively. The technical scheme has the following substantial technical effects and implementation processes: the positioning recess 803 can directly position the edge beam; meanwhile, due to the existence of the positioning recess 803, the edge beam can be prevented from being tilted after being pressed. Because the displacement box rear is higher than the diapire of boundary beam, consequently can not cause concrete damage.

Example sixty-five: as a further development or in parallel or alternatively independently, the displacement tank comprises one or more lower drainage holes 412 below the displacement tank, the lower drainage holes 412 being used to drain water entering the displacement tank. The technical scheme has the following substantial technical effects and implementation processes: this embodiment pioneering nature provides the structure of discharge water in the displacement case, avoids inside ponding to cause the corruption. Of course, this design requires the pre-embedding of a guide tube in the grouted concrete, which connects to the lower drain holes 412, to guide out the water that has inadvertently entered. By adopting the scheme, the industrial difficulty and pain point are creatively solved.

Example sixty-six: as a further improvement or a parallel solution or an alternative independent solution, the displacement box comprises a rotary buffer roller bearing structure, the rotary buffer roller bearing structure comprises a groove 604, a rotary buffer roller 602 can be arranged in the groove 604, and the rotary buffer roller 602 directly contacts the supporting beam, so that the impact on the rotary buffer roller bearing structure when the supporting beam moves can be reduced.

A fourteenth series of protocols: a bridge expansion device structure which is installed rapidly; in connection with FIG. 35;

example sixty-seven: as a further improvement or a juxtaposition or an alternative independent solution, the quick-mounting bridge expansion device structure is characterized in that the supporting beam comprises a nesting structure 901, and the nesting structure 901 comprises an insertion gap which is used for inserting the bottom of the middle beam and is used for quickly mounting the middle beam. The technical scheme has the following substantial technical effects and implementation processes: when the dimensions are appropriate. The rubber layer can be directly inserted, and alternatively, a layer of rubber layer can be prepared on the inner wall of the nested structure 901, the first vibration reduction of the rubber layer is realized, and the second vibration reduction of the rubber layer fills the gap, so that the whole fixation is more stable.

Example sixty-eight: as a further improvement, either a side-by-side solution or an alternative independent solution, a bolt structure is further included, and the bolt structure passes through a hole on the nesting structure 901 structure to fixedly mount the bottom of the center sill.

A fifteenth series of protocols: a bridge expansion device structure which is installed rapidly; in conjunction with FIG. 37;

example sixty-nine: as a further improvement or a juxtaposition or an alternative independent solution, the side locking structure capable of quickly assembling the water stop is characterized in that the top wall of the side beam 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 pressed against the top wall of the side beam by rotating the bolt; in the pressing process, the edge of the water stop belt can be pressed. The technical scheme has the following substantial technical effects and implementation processes: the water stop can be directly pressed, and the water stop is convenient to install. And the end bolt locking portion 1002 is preferably curved and does not receive force directly, allowing for easy replacement if broken.

A sixteenth series of protocols: the assembled boundary beam with the tenon-and-mortise structure; with reference to fig. 32-33;

example seventy: as a further development or in a side-by-side or alternatively independently, a sectional edge beam with a mortise and tenon joint, characterised in that the edge beam comprises a recess with bolt holes through which an apertured cladding sheet 1103 can be mounted thereon by means of fixing bolts 1104. The technical scheme has the following substantial technical effects and implementation processes: can make things convenient for quick installation, cover the expansion joint with a deformed steel and overlay 1103 cooperation.

Example seventy one: as a further improvement scheme or a parallel scheme or an optional independent scheme, the boundary beam body of the boundary beam comprises one side for installing the water stop belt and one side for abutting against the concrete, and the side for abutting against the concrete of the boundary beam comprises a mortise and tenon structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, wherein the mortise and tenon structure refers to a structure which can be matched or nested at a corresponding position.

Example seventy-two: as a further improvement or a parallel scheme or an optional independent scheme, the assembled small-displacement expansion device is characterized in that the small-displacement expansion device comprises an assembled edge beam with a tenon-and-mortise structure and a side bending edge beam 1102, the edge beam comprises a recess, the recess comprises a bolt hole, and a perforated cover plate 1103 can be mounted on the recess through a fixing bolt 1104; one side of the cover plate 1103 can cover the recess of the bent edge beam 1102; the water stop is closed. The technical scheme has the following substantial technical effects and implementation processes: the pioneering advantage of this embodiment is that the boundary beam structure of bending boundary beam 1102 and assembled area tenon fourth of twelve earthly branches structure is unanimous basically, and the only difference is one and has the bolt hole, and one does not take, therefore in the time of processing, open a mould can, it can to have accomplished the drilling of back part. The un-drilled holes are the bent edge beams 1102.

Example seventy-three: as a further improvement or a parallel scheme or an optional independent scheme, the water stop belt is installed between the edge beam with the assembled tenon-and-mortise structure and the bent edge beam 1102.

Example seventy-four: as a further improvement scheme or a parallel scheme or an optional independent scheme, the edge beam body of the bent edge beam 1102 comprises a side for installing the water stop belt and a side for abutting against concrete, and the side for abutting against the concrete of the edge beam comprises a mortise and tenon structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, wherein the mortise and tenon structure refers to a structure which can be matched or nested at a corresponding position.

A seventeenth series of aspects: a sliding edge beam; combine fig. 51-fig. 58;

example seventy-five: as a further improvement scheme or a parallel scheme or a selectable independent scheme, the sliding side beam is characterized in that a sliding upper top 1304 is arranged above the sliding side beam 1301, the side beam body of the sliding side beam comprises one side for installing the water stop and one side for abutting against concrete, one side for installing the water stop comprises a water guide bulge 1303, the water guide bulge 1303 is obliquely directed downwards, a water stop strip accommodating hole is formed in the side beam body below the water guide bulge 1303, one side for abutting against the concrete comprises a groove, and the bottom wall below the groove can be embedded into the concrete. The technical scheme has the following substantial technical effects and implementation processes: the water guide bulge 1303 is a novel guide structure. The water stop belt fixing and positioning device has the advantages of prominent water stop belt fixing and positioning effects and better water seepage fixing and guiding effects.

Example seventy-six: as a further improvement or a side-by-side or an alternative independent solution, the bottom wall below comprises a convex nesting structure 1306, and the convex nesting structure 1306 comprises a plurality of convex nesting structures; the raised nesting structures 1306 can be engaged with anchor plates or embedded in concrete.

Example seventy-seven: as a further improvement or in a side-by-side or alternative independent solution, the raised nesting structure 1306 is a point convex structure or a raised strip.

Example seventy-eight: as a further improvement or a juxtaposition or an alternative independent solution, the point convex structures comprise more than one group and a plurality of groups of point convex structures which are arranged equidistantly. The technical scheme has the following substantial technical effects and implementation processes: therefore, when the anchoring plates are installed, one anchoring plate is installed every other groups, and the outstanding positioning effect is achieved.

Example seventy-nine: as a further improvement or a parallel scheme or an alternative independent scheme, the sliding upper top 1304 is plate-shaped or is a plate-shaped with a plurality of groups of comb teeth.

Eighteenth series of schemes: a fixed edge beam; combine fig. 51-fig. 58;

example eighty: as a further improvement scheme or a parallel scheme or an optional independent scheme, the fixed side beam is characterized in that a fixed bend 1305 is arranged above the fixed side beam 1302, 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 bulge 1303, the water guide bulge 1303 is obliquely directed downwards, a water stop strip accommodating hole is formed in the side beam body below the water guide bulge 1303, one side for abutting against the concrete comprises a groove, and the bottom wall below the groove can be embedded into the concrete.

Example eighty one: as a further improvement or in a juxtaposition or alternatively independently, the lateral faces of the fixing folds 1305 are integral.

Example eighty two: as a further improvement or in a juxtaposition or alternatively independently, the side faces of the fixed bends 1305 contain grooves, the length of which is greater than the length of the comb teeth of the sliding edge beams, so that the comb teeth can move back and forth along them.

A nineteenth series of protocols: a small displacement dustproof noise reduction maintenance-free expansion device; combine fig. 51-fig. 58;

example eighty-three: as a further improved scheme or a parallel scheme or a selectable independent scheme, the small-displacement dustproof noise-reducing maintenance-free telescopic device is characterized by comprising a sliding side beam and a fixed side beam;

the upper side 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 bulge 1303, the water guide bulge 1303 is obliquely directed downwards, the side beam body below the water guide bulge 1303 is provided with a water stop accommodating hole, one side for abutting against the concrete comprises a groove, and the bottom wall below the groove can be embedded into the concrete;

the fixed edge beam 1302 comprises a fixed bend 1305, the edge beam body of the sliding edge 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 bulge 1303, the water guide bulge 1303 is obliquely directed downwards, the edge beam body below the water guide bulge 1303 is provided with a water stop accommodating hole, one side for abutting against the concrete comprises a groove, and the bottom wall below the groove can be embedded into the concrete;

the upper sliding top 1304 of the sliding side member 1301 overlaps the side surface of the fixed bent portion 1305 of the fixed side member 1302.

Example eighty-four: as a further development, either a side-by-side solution or alternatively a separate solution, a hollow water stop is installed between two water stop receiving openings.

Example eighty-five: as a further improvement or a side-by-side or an alternative independent solution, the bottom wall below comprises a convex nesting structure 1306, and the convex nesting structure 1306 comprises a plurality of convex nesting structures; the convex nesting structures 1306 can be engaged with the anchor plates or embedded in concrete; the anchor plate comprises nesting grooves 1307, and the nesting grooves 1307 and the convex nesting structures 1306 are locked in a nesting fit to play a role in positioning and reinforcing.

Example eighty-six: as a further improvement or in a juxtaposition or alternatively independently, the side faces of the fixed bends 1305 contain grooves, the length of which is greater than the length of the comb teeth of the sliding edge beams, so that the comb teeth can move back and forth along them.

Example eighty-seven: as a further improvement or in a side-by-side or alternative independent solution, the anchorage plate comprises a steel bar through hole 1309 and a horizontal wing, which can be embedded in the concrete.

Example eighty-eight: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. Installing infrared distance measuring equipment in an iron box between two anchoring plates of the telescopic device; the infrared distance measuring equipment 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.

Example eighty nine: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. According to the intelligent monitoring mode for all bridge expansion joints, infrared distance measuring equipment can measure the distance of the expansion joints and is in communication connection with a central control part, so that a bridge control system is more intelligent; can carry out the serial number by a plurality of bridge expansion joints, consequently follow the central control room and just can know all gap change condition, monitor all bridge safety condition and flexible condition.

Example ninety: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. A method for constructing concrete after an edge beam is in place is characterized in that after the edge beam is in place, a template is installed in a template installation hole 110 and used for blocking the concrete from the side edge, and construction speed is higher.

Example ninety one: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. The gear rotation angle or rotation quantity sensor is an angle sensor or an infrared position sensor, can measure the rotation angle of the gear and is in communication connection with the central control part, and the central control part is a computer host. The technical scheme has the following substantial technical effects and implementation processes: the rotation condition of the gear can be known from the central control part, and the specific condition of each gap is further known. A way of monitoring and controlling expansion joints of all bridge supporting beams intelligently is disclosed, wherein the rotation condition of a gear can be known from a central control part, so that a bridge control system is more intelligent; can carry out the serial number by a plurality of bridge expansion joints, consequently follow the central control room and just can know the displacement condition of whole gap change condition and spandrel girder, monitor whole bridge safety condition and flexible condition. For example, the BFQ-311P speed rotation monitoring sensor is arranged on the boundary beam, and the lines can walk on two sides of the bridge along the expansion joint.

Example ninety two: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. The avris of boundary beam is the arc, and this arc can not pressed by the wheel when installing in the expansion joint, because the boundary beam avris is close to one side of expansion joint, itself is bellied structure, is that the radian is too big, is extruded easily, and then can not cause too big extrusion force, consequently can not make too big lever dynamics to the concrete at rear, is difficult for droing.

Example ninety three: as a further development or in parallel or alternatively independently, this is applicable in all the above embodiments. And when the profile deforms, signals of the pressure sensor or the torque sensor can be known by the central control system in a wired or wireless transmission mode. The deformation capacity of the profile can thus be monitored.

Example ninety four: as a further improvement or in parallel or alternatively independently, this solution can be applied to all the above embodiments, where the lower part of the edge beam is preferably an inclined wall, and after embedding in the concrete, a large amount of concrete is pressed, stabilized and not tilted up.

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 by the patent are hollow water stops.

Example ninety six: as a further improvement or a side-by-side or an alternative independent solution, the solution can be applied to all the above embodiments, and all the side beam profiles or the expansion joints using the side beam profiles can be used. Namely, the concrete auxiliary baffle plate 14 vertical to the edge beam is arranged below the edge beam, and the concrete auxiliary baffle plate 14 can be used as the edge of concrete grouting to perform concrete protection, namely, the concrete auxiliary baffle plate has the purpose of a template and does not need a master worker to operate and install the template in a narrow gap. In this embodiment, the following two schemes can also be derived: A. the novel boundary beam is characterized in that a concrete auxiliary baffle 14 perpendicular to the boundary beam is arranged below the boundary beam, and the concrete auxiliary baffle 14 can be used as the edge of concrete grouting to protect concrete; B. a novel boundary beam construction method is characterized in that a concrete auxiliary baffle plate 14 perpendicular to the boundary beam is used below the boundary beam to block concrete; firstly directly carry out concrete protection with the template, secondly this concrete auxiliary baffle 14 also can regard as additional strengthening, and the protection boundary beam avoids its damage. The edge beam in this solution can be applied to the solution of all the previous embodiments.

The displacement box in the embodiment is an individual which can be individually protected and sold separately.

It should be noted that the plurality of schemes provided in this patent include their own basic schemes, which are independent of each other and are not restricted to each other, but they may be combined with each other without conflict, so as to achieve a plurality of effects.

The electrical components in the document are all electrically connected with an external main controller and 220V mains supply, and the main controller can be a conventional known device controlled by a computer and the like.

The foregoing shows and describes the general principles, essential 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 embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and the invention is to be limited to the embodiments described above.

Claims (10)

1. A reinforced multidirectional displacement expansion device is characterized in that two boundary beams and more than one middle beam between the two boundary beams are arranged above a gear type bridge expansion device; one side of the boundary beam is divided into an upper waterstop clamping groove and a lower waterstop clamping groove through a middle structure, the middle structure is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and downwards; the edge of the water stop can be inserted into the water stop clamping groove; the boundary beam body comprises one side for installing the water stop and one side for abutting against concrete, one side for abutting against the concrete of the boundary beam comprises a tenon-and-mortise structure which can be embedded into the concrete or can be matched and nested with the anchoring plate, and the tenon-and-mortise structure refers to a structure of which the corresponding position can be matched or nested; both 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), a rack (407) is fixed in the displacement boxes (404), and when the expansion device expands and contracts, the supporting beam (7) slides properly, the rack and the gear are meshed to slide, so that sliding resistance can be increased.

2. An enhanced multi-directional deflection telescopic device as claimed in claim 1, wherein said displacement box comprises an end receiving portion (401) to which an end of the rack (407) is fastened.

3. The reinforced multidirectional displacement telescopic device as claimed in claim 1, wherein the rack is fixed to the end receiving portion by welding.

4. An enhanced multi-directional deflection telescopic device as claimed in claim 1, wherein said rack and gear comprise two sets, respectively located on both sides of the supporting beam (7).

5. The reinforced multidirectional displacement telescopic device as claimed in claim 1, wherein the rack is located below or above, and the edge of the rack is welded on the inner wall of the displacement box to increase the bearing capacity of the displacement box.

6. The reinforced multidirectional displacement telescopic device as claimed in claim 1, wherein said gears comprise a plurality of gears, and said plurality of gears are arranged in parallel.

7. The reinforced multidirectional displacement telescopic device as claimed in claim 1, wherein said gear is mounted on a gear shaft (410) and can rotate around it, and said gear shaft (410) is fixed on the supporting beam.

8. The enhanced multi-directional shifting telescopic device as recited in claim 7, further comprising a sensor capable of monitoring a rotation angle or a rotation amount of the gear, which is an angle sensor or an infrared position sensor, capable of measuring a rotation angle of the gear and communicatively connected to the central control part, wherein the central control part is a computer host.

9. An enhanced multidirectional displacement telescopic device according to claim 7, characterized in that it comprises holes in the displacement box and upper fixing structures (411), the upper fixing structures (411) being capable of passing through the holes in the displacement box for relatively positioning the displacement box and the supporting beams (7) for guiding the installation.

10. The novel supporting beam is characterized in that more than one gear (409) is arranged on the supporting beam (7).

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