CN211848893U - Durable reinforced double-layer water-stop telescopic device boundary beam - Google Patents

Abstract

The utility model relates to a bridge telescoping device field especially relates to a double-deck stagnant water telescoping device boundary beam of durable strenghthened type. The telescopic device comprises two boundary beams and more than one middle beam (4) between the two boundary beams, the two boundary beams are arranged in a mirror image mode, one side of each boundary beam is divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure (8), the middle structure (8) 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 middle beam is of a symmetrical structure, two sides of the middle beam are respectively divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure (8), the middle structure (8) is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and downwards; the edge of the waterstop can be inserted into the waterstop clamping groove.

Description

Durable reinforced double-layer water-stop telescopic device boundary beam

Technical Field

The utility model relates to a bridge telescoping device field especially relates to a double-deck stagnant water telescoping device boundary beam of durable strenghthened type.

Background

The expansion device is an important component of a bridge, and is a general name of various devices which are arranged at an expansion joint of the bridge and are composed of members such as rubber, steel and the like in order to enable a vehicle to stably pass through a bridge floor and meet the requirement of deformation of an upper structure of the bridge. Wherein the expansion joint is a gap arranged in the bridge superstructure for adapting to the requirements of material expansion and contraction deformation. The performance of the expansion device directly affects the safety of the bridge road.

The defects of the prior art are as follows: 1. the boundary beam and the middle beam which can be used for the double-layer water stop belt exist, but a straight line section is arranged between two mounting holes, so that the processing is difficult, the boundary beam and the middle beam are required to be drawn out from the section by a milling machine, the processing cost is extremely high, and the processing speed is not high; 2. the water stop belt is easy to be separated from the mounting hole after a long time.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is that: in order to provide a durable reinforced double-layer water stop expansion device boundary beam with better effect, the specific purpose is to see a plurality of substantial technical effects of the specific implementation part.

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

a durable reinforced double-layer water stop telescopic device is characterized in that the telescopic device comprises two boundary beams and more than one middle beam 4 between the two boundary beams, the two boundary beams are arranged in a mirror image mode, one side of each boundary beam is divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed-like structure, and the splayed-like 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 middle beam is of a symmetrical structure, two sides of the middle beam are respectively divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and is inclined downwards; the edge of the waterstop can be inserted into the waterstop clamping groove.

The utility model discloses further technical side lies in, boundary beam one side contain boundary beam avris recess 3, still contain the whole anchor board 1 of more than one strenghthened type, the whole anchor board 1 avris of strenghthened type contain the protruding and below support part of anchor board tip, during the protruding border beam avris recess that can agree with of anchor board tip, the protruding bottom that comes with boundary beam avris one side protrusion of anchor board tip and below support part two can hold into.

The utility model discloses a further technical side lies in, the whole anchor plate of strenghthened type 1 direct and the embedded bar A3 welding in the bridge be a whole.

The utility model has the further technical proposal that the reinforced integral anchoring plate 1 comprises more than one round hole and/or square hole; the upper surface of the reinforced integral anchoring plate 1 is an inclined plane.

The utility model has the further technical proposal that the part of the side of the boundary beam which protrudes from the side is an inclined surface, and the part of the side of the boundary beam which protrudes from the side is a thickened section 9; the thicker side of the thickened section is close to the whole of the vertical part of the boundary beam; the thickened section 9 can increase the overall strength; two sides of the bottom of the middle beam respectively comprise thickened sections.

The utility model discloses a further technical side lies in, boundary beam and well roof beam top contain the antiskid groove more than.

The utility model has the further technical proposal that a supporting beam 6 is fixedly connected below the middle beam, and two sides of the supporting beam 6 are respectively inserted into the displacement boxes 3; the displacement box 3 is fixedly connected with the bridge concrete, and a side beam is fixed above the displacement box 3.

The utility model discloses a further technical side lies in, supporting beam 6's below and top contain a displacement slide rail separately, this displacement slide rail and rubber support 7 contact and can relative slip.

The utility model discloses a further technical side lies in, the box outside contain more than one U type reinforcing bar.

Adopt above technical scheme the utility model discloses, for prior art have following beneficial effect: the inclined upward bulge is used for fixing the edge of the first layer of water stop belt, and the inclined downward bulge is used for fixing the edge of the second layer of water stop belt; middle part structure 8 is not the straightway, can be that direct die sinking adopts metallurgical mode to extrude the boundary beam, and it is more convenient to make, and the card that just holds the effect to the waterstop border is better.

Drawings

For further explanation of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings:

FIG. 1 is a top view of the utility model;

fig. 2 is a schematic sectional structure of the utility model;

fig. 3 is a schematic side view of the utility model;

FIG. 4 is a schematic perspective view of the utility model;

FIG. 5 is a diagram of an implementation of a reinforced integrated anchorage plate and an edge beam;

FIG. 6 is a perspective view of a side sill;

FIG. 7 is a schematic view of the front side of the side sill;

FIG. 8 is a perspective view of a center sill;

FIG. 9 is a schematic structural view of the front side of the center sill;

FIG. 10 is a prior art block diagram;

FIG. 11 is one of the reinforced integrated anchor plate implementations;

FIG. 12 shows a second implementation of the reinforced integral anchor plate;

FIG. 13 shows a third implementation of the reinforced integral anchoring plate;

FIG. 14 is a schematic view of the structure of the chain;

FIG. 15 is a further implementation of a reinforced anchor plate;

FIG. 16 is a further implementation of a reinforced anchor plate;

FIG. 17 is a further implementation of a reinforced anchor plate;

FIG. 18 is a further implementation of a reinforced anchor plate;

FIG. 19 is a schematic structural view of a further independent embodiment;

FIG. 20 is a side schematic view of a separate embodiment;

FIG. 21 is a preferred schematic view of the road wheels of the dedicated cart;

FIG. 22 is a schematic view of a further development of the independent embodiment;

FIG. 23 is a schematic view of the anti-slip groove;

wherein: 1. a reinforced integral anchoring plate; 2. a boundary beam; 3. a displacement box; 4. a middle beam; 5. a water stop; 6. a support beam; 7. a rubber support; 8. a middle structure; 9. a thickening section; A1. an anchoring plate; A2. anchoring the reinforcing steel bars; A3. embedding reinforcing steel bars in advance; 10. a chain; 101. a centre sill chain hinge unit; 102. the upper connecting piece is hinged; 103. a boundary beam connector; 104. a middle washer; 105. the lower connecting piece is hinged; 106. a lower bolt; 101. a special trolley; 102. a traveling wheel; 103. a connecting plate; 104. a vertical middle plate; 105. a clamping gap; 106. a clamping plate; 107. a bolt; 108. a peaked edge; 109. a distance sensor; 110. a non-skid grooved rail.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not 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 the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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.

The first embodiment is as follows: combine fig. 1 and fig. 2; a durable reinforced double-layer water stop telescopic device is characterized in that the telescopic device comprises two boundary beams and more than one middle beam 4 between the two boundary beams, the two boundary beams are arranged in a mirror image mode, one side of each boundary beam is divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed-like structure, and the splayed-like 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 middle beam is of a symmetrical structure, two sides of the middle beam are respectively divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed-like structure, and the splayed-like structure comprises a protrusion which is inclined upwards and is inclined downwards; the edge of the waterstop can be inserted into the waterstop clamping groove. The technical scheme of the invention has the following substantial technical effects and the realization process: the inclined upward bulge is used for fixing the edge of the first layer of water stop belt, and the inclined downward bulge is used for fixing the edge of the second layer of water stop belt; middle part structure 8 is not the straightway, can be that direct die sinking adopts metallurgical mode to extrude the boundary beam, and it is more convenient to make, and the card that just holds the effect to the waterstop border is better.

Example two: as further improvement scheme or scheme side by side, boundary beam one side contain boundary beam avris recess 3, still contain the whole anchor board 1 of more than one strenghthened type, the whole anchor board 1 avris of strenghthened type contain the protruding and below support part of anchor board tip, during the protruding edge beam avris recess that can agree with of anchor board tip, the protruding and below support part two of anchor board tip can hold into the bottom that boundary beam avris one side protrusion comes. The technical scheme of the invention has the following substantial technical effects and the realization process: the cooperation of anchor board and boundary beam is got up and is used, and the protruding 2 of anchor board tip and the two of below supporting part 7 can hold into the bottom that boundary beam avris one side protrusion comes, therefore the whole anchor board of strenghthened type and the cooperation of embedded bar back of getting up, whole seamless, inseparabler, phenomenons such as separation can not appear.

Example three: in conjunction with FIG. 2; as a further improvement scheme or a parallel scheme, the reinforced integrated anchorage plate 1 is directly welded with embedded steel bars A3 in a bridge into a whole. The technical scheme of the invention has the following substantial technical effects and the realization process: prior art is fig. 5; adopt this patent, directly let the welding of embedded bar A3 in the whole anchor plate 1 of strenghthened type and the bridge in other words, lacked a part, the wholeness is better.

Example four: as a further improvement or a juxtaposition, the reinforced integrated anchor plate 1 comprises more than one circular hole and/or square hole; the upper surface of the reinforced integral anchoring plate 1 is an inclined plane. The technical scheme of the invention has the following substantial technical effects and the realization process: the reinforcing bar can be passed to circular port and/or quad slit, can play better fixed effect and firm effect. The reinforcing bar of prior art need constantly be truncated because anchor board sclausura, must cut in order to realize connecting, and the anchor board of this patent can change this kind of condition, and this patent can pass the reinforcing bar specially, and first saves man-hour and improves work efficiency for the road bridge leads to the car, and second can guarantee wholeness and stress intensity.

Example five: as a further improvement or a parallel scheme, the part of the side edge of the edge beam protruding from the side edge is an inclined surface, and the part of the side edge of the edge beam protruding from the side edge is a thickened section 9; the thicker side of the thickened section is close to the whole of the vertical part of the boundary beam; the thickened section 9 can increase the overall strength; two sides of the bottom of the middle beam respectively comprise thickened sections. The technical scheme of the invention has the following substantial technical effects and the realization process: the thickened section can play the role of a reinforcing rib, so that the whole stress effect is better and more stable, and the thickened section is not easy to damage and break.

As a further preference, the top of the side beams and the top of the center beam comprise more than one anti-skid groove.

Example six: as a further improvement or a parallel scheme, a supporting beam 6 is fixedly connected below the middle beam, and two sides of the supporting beam 6 are respectively inserted into the displacement boxes 3; the displacement box 3 is fixedly connected with the bridge concrete, and a side beam is fixed above the displacement box 3. The technical scheme of the invention has the following substantial technical effects and the realization process: the bridge of both sides drives displacement case 3 and removes occasionally, and middle supporting beam 6 and well roof beam are relatively motionless, and the scheme of this department is still a neotype bridge telescoping device structure.

Example seven: as a further improvement or in parallel, the support beam 6 comprises a displacement slide rail below and above, respectively, which is in contact with the rubber mount 7 and can slide relative thereto. The technical scheme of the invention has the following substantial technical effects and the realization process: this embodiment is a further supplement and explanation to the last solution. The sliding is convenient.

Example eight: as a further improvement or a parallel scheme, the box body comprises more than one U-shaped steel bar outside. The technical scheme of the invention has the following substantial technical effects and the realization process: u shaped steel muscle is first when using at ordinary times, convenient hoist and mount, and second guarantee that telescoping device and post-cast strip concrete closely combine to be in the same place, strengthen the overall function at expansion joint.

Two independent solutions and embodiments for the center sill are provided below;

example nine: as a further improved scheme or a parallel scheme, the durable reinforced double-layer water stop telescopic device middle beam is characterized in that the middle beam is of a symmetrical structure, two sides of the middle beam are respectively divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed-like structure, and the splayed-like structure comprises a protrusion which inclines upwards and downwards; the edge of the waterstop can be inserted into the waterstop clamping groove. The technical scheme of the invention has the following substantial technical effects and the realization process: the center sill is a single body which can be independently used and sold, and is an independent scheme, namely a matched single body before specific reference is made.

Example ten: as a further improvement scheme or a parallel scheme, two sides of the bottom of the middle beam respectively comprise thickened sections; the thickened section 9 can increase the overall strength. The technical scheme of the invention has the following substantial technical effects and the realization process: the thickened section can play the role of a reinforcing rib, so that the whole stress effect is better and more stable, and the thickened section is not easy to damage and break.

A number of independent solutions and embodiments for the edge beam are provided below;

example eleven: as a further improved scheme or a parallel scheme, the durable reinforced double-layer water stop telescopic device boundary beam is characterized in that one side of the boundary beam is divided into an upper water stop belt clamping groove and a lower water stop belt clamping groove through a middle structure 8, the middle structure 8 is of a splayed structure, and the splayed structure comprises a protrusion which is inclined upwards and is inclined downwards; the edge of the waterstop can be inserted into the waterstop clamping groove. The technical scheme of the invention has the following substantial technical effects and the realization process: the inclined upward bulge is used for fixing the edge of the first layer of water stop belt, and the inclined downward bulge is used for fixing the edge of the second layer of water stop belt; middle part structure 8 is not the straightway, can be that direct die sinking adopts metallurgical mode to extrude the boundary beam, and it is more convenient to make, and the card that just holds the effect to the waterstop border is better. The boundary beam is a single body which can be independently used and sold, is an independent scheme and is a matched single body before specific reference is realized.

Example twelve: as further improvement scheme or scheme side by side, boundary beam one side contain boundary beam avris recess 3, still contain the whole anchor board 1 of more than one strenghthened type, the whole anchor board 1 avris of strenghthened type contain the protruding and below support part of anchor board tip, during the protruding edge beam avris recess that can agree with of anchor board tip, the protruding and below support part two of anchor board tip can hold into the bottom that boundary beam avris one side protrusion comes. The technical scheme of the invention has the following substantial technical effects and the realization process: the cooperation of anchor board and boundary beam is got up and is used, and the protruding 2 of anchor board tip and the two of below supporting part 7 can hold into the bottom that boundary beam avris one side protrusion comes, therefore the whole anchor board of strenghthened type and the cooperation of embedded bar back of getting up, whole seamless, inseparabler, phenomenons such as separation can not appear.

Example thirteen: as a further improvement or a parallel scheme, the part of the side edge of the edge beam protruding from the side edge is an inclined surface, and the part of the side edge of the edge beam protruding from the side edge is a thickened section 9; the thicker side of the thickened section is close to the whole of the vertical part of the boundary beam; the thickened section 9 can increase the overall strength. The technical scheme of the invention has the following substantial technical effects and the realization process: the thickened section can play the role of a reinforcing rib, so that the whole stress effect is better and more stable, and the thickened section is not easy to damage and break.

A number of independent solutions and embodiments for reinforced monolithic anchor plates are provided below; the reinforced integral anchoring plate is matched with the boundary beam for use and has corresponding technical characteristics;

example fourteen: as further can improve the scheme or parallel scheme, with the whole anchor board of boundary beam complex strenghthened type, its characterized in that, the whole anchor board 1 avris of strenghthened type contain the protruding and below support portion of anchor board tip, during the protruding edge beam avris recess that can agree with of anchor board tip, the protruding and below support portion two of anchor board tip can hold into the bottom that boundary beam avris one side protrusion comes. The technical scheme of the invention has the following substantial technical effects and the realization process: the reinforced integral anchoring plate is a single body which can be independently used and sold, is an independent scheme and is a single body with matching property before specific reference is realized.

Example fifteen: as a further improvement or a juxtaposition, the reinforced integrated anchoring plate 1 comprises more than one circular hole; the upper surface of the reinforced integral anchoring plate 1 is an inclined plane. The technical scheme of the invention has the following substantial technical effects and the realization process: the solution here can be seen in the hole in the middle of fig. 11, where more than one transverse bar can be threaded; one hole is shown, but there may be more.

Example sixteen: as a further improvement or juxtaposition, the reinforced integrated anchor plate 1 comprises more than one square hole. The technical scheme of the invention has the following substantial technical effects and the realization process: reference may be made to fig. 12 and 13; the two differences are that the width of the lower support section is different.

Example seventeen: as a further improvement or juxtaposition, the circular holes are located on the reinforced integral anchoring plate or at the edge of the reinforced integral anchoring plate. The technical scheme of the invention has the following substantial technical effects and the realization process: at the edges, again for the transverse reinforcing bars to pass through, but at this point the reinforcing bars also serve the purpose of positioning a plurality of reinforced integral anchorage plates so that they are highly uniform and highly parallel. The arc-shaped holes on the edge of the structure have two functions of positioning and passing through the steel bars.

Example eighteen: as a further improvement or juxtaposition, compared with the preceding examples fifteen to seventeen, the upper edge of the reinforced integral anchoring plate does not include a bend, which embodiment can be referred to fig. 15-17; the reinforced integral anchor plate illustrated in fig. 15 is a key expression of the present embodiment, i.e., the reinforced integral anchor plate includes an inclined edge at the upper edge thereof; the end part of the anchoring plate of the integral anchoring plate protrudes to form a round angle, the protruding width of the end part of the integral anchoring plate is smaller than that of the lower supporting part below the integral anchoring plate, and the lower supporting part is an extended transverse part; the middle part of the integrally reinforced anchoring plate comprises a square hole;

this embodiment provides a concrete structure, and convenient the realization makes, can integrated into one piece even, even if need the cooperation of lathe etc. the procedure of processing is also comparatively simple.

Example nineteenth: as a further improvement or juxtaposition, the reinforced integral anchoring plate shown in fig. 16 is the key expression of this embodiment, that is, the design of this patent may also be a non-round design, such as a right angle, an acute angle or an obtuse angle, which can effectively reduce the processing difficulty.

Example twenty: as a further improvement or juxtaposition, the reinforced integral anchoring plate illustrated in fig. 17 is a key expression of this embodiment, i.e. it comprises an inclined edge at the upper edge of the reinforced integral anchoring plate; the reinforced integral anchoring plate integrally comprises more than one circular hole; the circular hole may be on the body or on the edge of the integral reinforced integral anchor plate; if the edge is provided with the arc-shaped hole, the arc-shaped hole on the edge of the structure has two functions of positioning and penetrating through the steel bar.

Example twenty one: as a further improvement or juxtaposition, the reinforced integral anchor plate shown in fig. 18 is a key expression of this embodiment, which differs from the figure shown in eighteen in that the lower support part on the right side is a unitary plate.

It should be noted that, in the implementation manners and structures described in the fourteenth embodiment to the twenty-first embodiment, each element can be flexibly combined, obviously, all the implementation manners and implementation structures cannot be exhausted in the present application, and similar implementation structures are all within the protection scope of the present patent. Even if the details of the parts are fine-tuned, they are within the scope of protection of this patent.

Example twenty two: as a further improvement or a parallel solution, in combination with fig. 14, a single-slit type durable noise-reducing maintenance-free bridge expansion device is provided, wherein chains are installed below two side beams,

the chain can horizontally stretch and retract and can relatively move up and down and comprises a plurality of groups of chain hinged units; the chain hinge structure comprises a hinge unit, wherein the hinge unit comprises a vertical shaft, a hinge upper connecting piece 102 and a hinge lower connecting piece 105 can be placed on the vertical shaft respectively, the upper connecting piece 102 and the lower connecting piece 105 respectively comprise holes, the vertical shaft penetrates through the holes, and a gap is formed between the vertical shaft and the holes so that the upper connecting piece 102 and the lower connecting piece 105 can move up and down relatively around the vertical shaft;

a plurality of upper connectors 102 and lower connectors 105 connect a plurality of juxtaposed vertical shafts together;

the chain is welded between two adjacent bearing beams and is connected with the bottom of the edge beam. The technical scheme of the invention has the following substantial technical effects and the realization process: this patent provides a concrete fixed mode and position for when the chain has regulation and control horizontal displacement effect, still can subside when different, play vertical motion's effect at the boundary beam. The clearance fit is preferably a3 mm clearance so that it deforms properly, but such relative bending up and down does not affect the horizontal stretching action.

Example twenty three: as a further modifiable or juxtaposition, in connection with figure 14,

a multi-slit type durable noise-reducing maintenance-free bridge expansion device comprises two boundary beams, wherein a middle beam is arranged between the two boundary beams; chains are arranged below the two side beams and the middle beam;

the chain can horizontally stretch and retract and can relatively move up and down and comprises a plurality of groups of chain hinged units; the chain hinge structure comprises a hinge unit, wherein the hinge unit comprises a vertical shaft, a hinge upper connecting piece 102 and a hinge lower connecting piece 105 can be placed on the vertical shaft respectively, the upper connecting piece 102 and the lower connecting piece 105 respectively comprise holes, the vertical shaft penetrates through the holes, and a gap is formed between the vertical shaft and the holes so that the upper connecting piece 102 and the lower connecting piece 105 can move up and down relatively around the vertical shaft;

a plurality of upper connectors 102 and lower connectors 105 connect a plurality of juxtaposed vertical shafts together;

the chain is welded between two adjacent bearing beams and is connected with the bottom of the edge beam and the bottom of the middle beam. The technical scheme of the invention has the following substantial technical effects and the realization process: this patent provides a concrete fixed mode and position for when the chain has regulation and control horizontal displacement effect, still can play vertical motion's effect when well roof beam or boundary beam subside with other shaped steel not uniform.

Example twenty-four: as a further modifiable or juxtaposition, in connection with figure 14,

a chain hinge structure with multidirectional displacement capability is characterized by comprising a hinge unit, wherein the hinge unit comprises a vertical shaft, an upper hinge connecting piece 102 and a lower hinge connecting piece 105 can be placed on the vertical shaft respectively, the upper hinge connecting piece 102 and the lower hinge connecting piece 105 respectively comprise holes, the vertical shaft penetrates through the holes, and a gap exists between the vertical shaft and the holes so that the upper hinge connecting piece 102 and the lower hinge connecting piece 105 can move up and down relative to the vertical shaft. The vertical shaft is a bolt shaft, a nut is arranged below the vertical shaft, a bolt head is arranged above the vertical shaft, and the vertical shaft can be welded on the boundary beam and/or the middle beam. The technical scheme of the invention has the following substantial technical effects and the realization process: the unit of the chain is assembled into a core structure of the chain and is also the key point of partial improvement of the chain; the original chain has no possibility of relative movement and movement up and down. The unit of this patent has such an effect.

Example twenty-five: as a further modifiable or juxtaposition, in connection with figure 14,

a middle gasket is further arranged between the upper connecting piece 102 and the lower connecting piece 105, and the middle gasket is made of rubber. The technical scheme of the invention has the following substantial technical effects and the realization process: the gasket is further preferred over no gasket to protect the overall structure from excessive rigid compression and damage.

As a further technical solution, the vertical shaft comprises two dimensions, one being longer and one being shorter.

Example twenty-six: as a further modifiable or juxtaposition, in connection with figure 14,

a multidirectional shifting chain structure is characterized in that a chain can horizontally stretch and retract and can relatively move up and down, and the multidirectional shifting chain structure comprises a plurality of groups of chain hinged units;

the chain hinge structure comprises a hinge unit, wherein the hinge unit comprises a vertical shaft, a hinge upper connecting piece 102 and a hinge lower connecting piece 105 can be placed on the vertical shaft respectively, the upper connecting piece 102 and the lower connecting piece 105 respectively comprise holes, the vertical shaft penetrates through the holes, and a gap is formed between the vertical shaft and the holes so that the upper connecting piece 102 and the lower connecting piece 105 can move up and down relatively around the vertical shaft;

a plurality of upper connectors 102 and lower connectors 105 connect together a plurality of juxtaposed vertical shafts. The plurality of parallel vertical shafts comprise two sizes, one longer and one shorter; the longer two are located at the sides, the longer vertical shaft can be welded at the bottom of the side beam, and all or part of the shorter vertical shaft can be welded at the bottom of the middle beam.

As a further preference, in further preferred versions of eighteen and nineteenth embodiments, the upper end of the vertical shaft can be a threaded portion that includes a corresponding threaded hole below the center sill or the side sill into which the threaded portion is fitted to secure the chain; the structure is not a simple replacement for welding, and the thread installation has the advantage of quick installation; meanwhile, if the part extending into the boundary beam or the center sill is long enough, the part can be used as an internal reinforcing rib to reinforce the main structure of the boundary beam or the center sill.

Example twenty-seven: as a further modifiable or juxtaposition, reference is made to figures 19-23; a durable reinforced double-layer water stop telescopic device also comprises a novel trolley for installing a water stop belt in a matching manner, the trolley comprises a trolley body of the special trolley, the lower part of the trolley comprises a travelling wheel, the front part or the rear part of the trolley body comprises a vertical middle plate, the vertical middle plate is directly connected to the trolley body or connected to the trolley body through a connecting plate 103, the vertical middle plate 104 comprises a plurality of horizontal plates, every two of the plurality of horizontal plates form a clamping part in a group, each horizontal plate comprises a threaded hole, a bolt is inserted into the threaded hole and can be extruded downwards relatively, and the water stop belt can be extruded into a clamping gap 105; the walking wheels of the special trolley are divided into two rows, the two rows of walking wheels are respectively positioned on two sides of the gap, the water stops are clamped in the clamping parts, and the vertical middle plate is positioned in the gap and inserted into the water stops in a walking mode. The technical scheme of the invention has the following substantial technical effects and the realization process: compared with the prior art, the method has the following breakthroughs: the gap is generally four centimeters, the manual installation of the water stop belt is very inconvenient, and the water stop belt is sleeved by one belt because the space for the movement of hands of people is limited. By adopting the novel water stop belt, the two water stop belts are clamped, the trolley is carried on the belt and can be moved, and people do not need to bend down to go to stretch into a gap. The advantage is that it can install two groups of water stop belts at the same time without hand to the gap.

Example twenty-eight: as a further modifiable or juxtaposition, reference is made to figures 19-23; the side of the vertical middle plate comprises a distance sensor which is embedded in the vertical middle plate, a power line is connected with a power supply along the vertical middle plate, the power supply is arranged in a special trolley, and the special trolley comprises an openable door. The technical scheme of the invention has the following substantial technical effects and the realization process: the present disclosure provides a method for providing energy, and similar implementations are all within the scope of the present disclosure. When the dolly moved, can detect the distance between numerical value middle part board and the shaped steel, as further preferred, distance sensor contain two sets ofly, can monitor vertical middle part board both sides at any time to the distance of shaped steel, further judge the distance that can the check-up left and right sides, then see the depth of parallelism of roof beam boundary beam installation, and then can judge construction quality. I.e. also a parallelism monitoring method.

Example twenty-nine: as a further modifiable or juxtaposition, reference is made to figures 19-23; the road wheel comprises a peaked edge 108, the peaked edge 108 being able to engage the non-skid grooved track 110 of the steel profile for linear movement. The technical scheme of the invention has the following substantial technical effects and the realization process: the function has been added for the antiskid groove to this position pioneering nature, can also lead to the dolly when can be anti-skidding promptly.

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

The technological effect that above structure was realized realizes clearly, if do not consider additional technical scheme, this patent name can also be a novel expansion joint structure. Some details are not shown in the figures.

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 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, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.

Claims (3)

1. The durable reinforced double-layer water stop telescopic device boundary beam is characterized in that 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 (8), the middle structure (8) is of a splayed structure, and the splayed structure comprises a protrusion which inclines upwards and downwards; the edge of the waterstop can be inserted into the waterstop clamping groove.

2. The durable reinforced double-layer water stop telescopic device edge beam as claimed in claim 1, wherein one side of the edge beam comprises an edge beam side groove (3) and further comprises more than one reinforced integral anchoring plate (1), the side of the reinforced integral anchoring plate (1) comprises an anchoring plate end part protrusion and a lower supporting part, the anchoring plate end part protrusion can be matched with the edge beam side groove, and the bottom protruding from the side of the edge beam side can be accommodated in the anchoring plate end part protrusion and the lower supporting part.

3. The durable reinforced double-deck water stop telescopic device as claimed in claim 1, wherein the side of the side sill is protruded to be a slanted surface, and the side of the side sill is protruded to be a thickened section (9); the thicker side of the thickened section is close to the whole of the vertical part of the boundary beam; the thickened section (9) can increase the overall strength.

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