CN114855604B - Bridge seamless expansion joint structure - Google Patents
Bridge seamless expansion joint structure Download PDFInfo
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- CN114855604B CN114855604B CN202210428478.9A CN202210428478A CN114855604B CN 114855604 B CN114855604 B CN 114855604B CN 202210428478 A CN202210428478 A CN 202210428478A CN 114855604 B CN114855604 B CN 114855604B
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- bridge deck
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- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a technical field of municipal bridge, especially relate to a seamless expansion joint structure of bridge, it connects between two adjacent decking, forms the reserve space between two opposite ends of two decking, and seamless expansion joint structure of bridge is including the mount pad that is located the reserve space both sides and connect the shielding plate between two mount pads, the mount pad inlays the tip of locating the decking, the holding tank has been seted up to the one end that the mount pad is close to the reserve space, the holding tank is arc and the one end that the holding tank is close to the reserve space is higher than the one end that the holding tank deviates from the reserve space, the holding tank link up along the width direction of decking; the shielding plate comprises a middle flat end and an arc-shaped section positioned at one end of the middle flat section along the length direction of the bridge deck, the arc-shaped section is connected in the accommodating groove in a sliding mode relative to the base, the middle of the middle flat section shields the top end of the reserved space, and the upper surface of the middle flat section is flush with the top end of the bridge deck. The application has the effect of being convenient for change shielding plate.
Description
Technical Field
The application relates to the technical field of municipal bridges, in particular to a bridge seamless expansion joint structure.
Background
Currently, adjacent bridge decks are subject to reduced probability of failure by interaction under linear expansion in order to reduce natural temperature variations.
Therefore, a gap with a certain interval is reserved between two ends of the two adjacent bridge decks in the length direction, and a plugging device is arranged at the top end of the gap, and the gap and the plugging device form an expansion joint structure.
However, the plugging device of the prior expansion joint is usually undetachable, namely, the plugging device is plugged and damaged under long-time use, the plugging device is required to be destructively removed during replacement, the plugging device is difficult to replace, and the normal passing of the bridge deck is influenced during replacement.
Disclosure of Invention
For the plugging device of convenient to dismantle expansion joint, this application provides a seamless expansion joint structure of bridge, its content is as follows:
the bridge seamless expansion joint structure is connected between two adjacent bridge decks, a reserved space is formed between two opposite ends of the two bridge decks, the bridge seamless expansion joint structure comprises mounting seats positioned on two sides of the reserved space and shielding plates connected between the two mounting seats, the mounting seats are embedded at the end parts of the bridge decks, a containing groove is formed in one end, close to the reserved space, of each mounting seat, the containing groove is arc-shaped, one end, close to the reserved space, of each containing groove is higher than one end, deviating from the reserved space, of each containing groove, and the containing grooves are communicated in the width direction of the bridge decks; the shielding plate comprises a middle flat end and an arc-shaped section positioned at one end of the middle flat section along the length direction of the bridge deck, the arc-shaped section is connected in the accommodating groove in a sliding mode relative to the base, the middle of the middle flat section shields the top end of the reserved space, and the upper surface of the middle flat section is flush with the top end of the bridge deck.
Through above-mentioned technical scheme, pre-buried mount pad in the tip of decking inserts the shielding plate between two mount pads afterwards, and the flat section shields the reserve space in the shielding plate, and the arc section relative sliding connection of shielding plate is in the holding tank, therefore, when making the parallel decking width direction of shielding plate remove, on-the-spot personnel can take off the shielding plate from between two mount pads, change to quick replacement shielding plate under long-time use. Compared with the destructive dismantling in the prior art, the method is more convenient.
Preferably, the mounting seat is further provided with a clamping groove, the clamping groove is communicated with the accommodating groove, the clamping groove is positioned on one side of the accommodating groove, which is away from the reserved space, and the clamping groove is communicated and arranged along the width direction of the bridge deck; the end part of the shielding plate is fixedly connected with a clamping rib; the opening size of the clamping groove along the length direction of the bridge deck is larger than the thickness size of the clamping rib along the length direction of the bridge deck.
Through above-mentioned technical scheme, when the shielding plate passes through at the vehicle, the vehicle produces the power that deviates from the vehicle direction of advance to the shielding plate, and at this moment, through the butt effect of card solid rib and card solid groove cell wall down, reduces the displacement volume of shielding plate to reduce the probability that the shielding plate drops from in the spout.
Preferably, the clamping groove is positioned at one end of the accommodating groove, which is away from the reserved space, and both sides of the bridge deck plate in the width direction are detachably connected with plugging parts for shielding the clamping groove and the end part of the accommodating groove.
Through above-mentioned technical scheme, shutoff holding tank and card solid groove are plugged to the shutoff part to reduce at bridge floor traffic in-process, receive vibrations and break away from the probability that holds the inslot gradually.
Preferably, the plugging part comprises a side vertical plate and a drain pipe penetrating through the side vertical plate, and the side vertical plate is connected to the side wall of the bridge deck through a plurality of locking bolts; the drain pipe fixed connection is on the side riser, drain bar one end stretches into in the card solid groove, and the opposite other end protrusion side riser deviates from one side of decking.
Through the technical scheme, in rainy days, when rainwater oozes to the card solid inslot, the rainwater can be discharged from the card solid inslot through the drain pipe to reduce the probability that ponding and long-time corruption shielding plate appear.
Preferably, an elastic reset piece is arranged between the side wall of the clamping rib along the length direction of the bridge deck and the groove wall of the clamping groove.
Through the technical scheme, the vehicle passes through, static friction is formed between the wheels and the shielding plate, when the wheels drive the shielding plate to move unevenly along the length direction of the bridge deck, the elastic reset piece can deform and generate corresponding internal force, after the vehicle passes through, the elastic reset piece releases accumulated internal force to drive the shielding plate to reset, and the long-time abutting and wearing probability of the clamping rib on one side and the clamping groove wall is reduced.
Preferably, a vertical supporting component used for being abutted against the lower surface of the shielding plate is arranged in the reserved space, and the vertical supporting component is connected with the bottom end of the bridge deck.
Through the technical scheme, the vertical supporting component is used for supporting the middle flat section part positioned at the upper part of the reserved space, so that the probability that the deformation of the middle flat section stretches into the reserved space to interfere the linear volume change of the bridge deck is reduced.
Preferably, the vertical supporting component comprises a supporting plate for shielding the bottom end of the reserved space, a supporting rod positioned between the supporting plate and the shielding plate, and a sliding component which is connected to the end part of the peripheral side wall of the supporting plate and used for driving the supporting plate to slide along the length direction of the bridge deck.
Through above-mentioned technical scheme, the backup pad passes through the relative sliding connection of slip subassembly on the decking to when the decking takes place linear expansion, the probability of tearing appears in the backup pad is reduced.
Preferably, the lower surface of the supporting plate is also fixedly connected with a reinforcing component for improving the bearing capacity of the supporting plate.
Through above-mentioned technical scheme, strengthen the bearing capacity that the subassembly can improve the backup pad.
Preferably, the end part of the bridge deck is provided with an avoidance half groove; when two adjacent bridge decks are attached to each other at two opposite ends, the avoidance half grooves respectively positioned on the two bridge decks are spliced in pairs to form an avoidance groove for accommodating the supporting rods.
Through the technical scheme, when two bridge decks are in linear expansion and two opposite ends are close to each other, the avoidance grooves formed by splicing the two corresponding avoidance half grooves are used for accommodating the support rods, so that the probability of clamping the support rods by the two bridge decks is reduced, and the service life of the support rods is guaranteed.
In summary, the present application has at least one of the following advantages:
1. when the shielding plate moves in parallel with the width direction of the bridge deck, on-site personnel can take down and replace the shielding plate from between the two mounting seats, so that the shielding plate can be quickly replaced when the shielding plate is used for a long time;
2. the vertical supporting component is used for supporting the middle flat section part positioned at the upper part of the reserved space, so that the probability that the deformation of the middle flat section stretches into the reserved space to interfere the linear volume change of the bridge deck is reduced;
3. when two bridge decks are in linear expansion and two opposite ends are close to each other, the avoidance grooves formed by splicing the two opposite avoidance half grooves are used for accommodating the support rods, so that the probability of clamping the support rods by the two bridge decks is reduced, and the service life of the support rods is guaranteed.
Drawings
Fig. 1 is a schematic diagram of an overall working condition structure of a seamless expansion joint structure of a bridge according to an embodiment of the present application.
Fig. 2 shows a higher end of the mounting base according to the first embodiment of the present application.
Fig. 3 is a schematic diagram of a mating structure of the clamping rib and the clamping groove in the first embodiment of the present application.
FIG. 4 is a schematic view of the cross-sectional structure at A-A in FIG. 3.
Fig. 5 is a schematic diagram of an overall working condition structure of a seamless expansion joint structure of a bridge according to a second embodiment of the present application.
FIG. 6 is a schematic view of the cross-sectional structure at B-B in FIG. 5.
Fig. 7 is a schematic diagram of a working condition structure of an automatic adjusting assembly in a second embodiment of the present application.
FIG. 8 is a schematic view of the engaging structure of the engaging rib and the engaging groove in the second embodiment of the present application
Reference numerals illustrate:
1. a bridge deck; 2. reserving a space; 3. a sinking groove; 4. a mounting base; 5. a shielding plate; 6. a receiving groove; 7. a clamping groove; 8. a middle flat section; 9. an arc section; 10. a clamping rib; 11. a blocking member; 12. a side vertical plate; 13. a locking bolt; 14. a drain pipe; 15. a vertical support member; 16. a support rod; 17. a slip assembly; 18. a reinforcement assembly; 19. a driving rod; 20. a passive lever; 21. an active rib; 22. a passive slot; 24. a plate slot section; 25. an automatic adjustment assembly; 26. a linkage plate section; 27. avoiding a half groove; 28. a lower flat bar; 29. an inverted V-shaped frame body; 30. a backing plate; 31. a side diagonal bar; 32. a support plate; 33. an adjusting elastic member; 34. a connection cover; 35 an elastic return member; 36 splints; 37. a return spring; 38. an arc-shaped plate; 39. end ribs; 40. and (5) hanging rings.
Description of the embodiments
The present application is further described in conjunction with the accompanying drawings 1-8 of the specification.
Embodiment one:
referring to fig. 1 and 2, a clearance space 2 formed by gaps is reserved between two opposite ends of two adjacent bridge decks 1.
The application relates to a bridge seamless expansion joint structure, which comprises two mounting seats 4 respectively positioned on two adjacent bridge decks 1 and a shielding plate 5 connected to the two mounting seats 4.
Sinking grooves 3 are formed in the two ends of the upper surface of the bridge deck plate 1 in the length direction, the sinking grooves 3 are communicated in the width direction of the bridge deck plate 1, and one side, close to the reserved space 2, of each sinking groove 3 is flush with the end of the bridge deck plate 1.
Referring to fig. 2 and 3, the mounting seat 4 comprises an arc plate 38 and an end rib 39 integrally and fixedly connected to the end of the arc plate 38, the arc plate 38 and the end rib 39 are all arranged along the whole length of the width direction of the bridge deck plate 1, the arc plate 38 is arranged at the two ends of the length direction of the bridge deck plate 1, the higher end of the arc plate 38 is flush with the groove wall of the sinking groove 3 at one side deviating from the reserved space 2, the lower end of the arc plate 38 is pre-buried in the bridge deck plate 1, and the end rib 39 is connected to the lower end of the arc plate 38.
The arc 38 is provided with a through containing groove 6 along the end of the bridge deck 1 in the width direction, and the containing groove 6 is arranged in an arc shape matched with the shape of the arc 38. The end rib 39 is provided with a clamping groove 7 along the end part of the bridge deck plate 1 in the width direction, the clamping groove 7 is communicated with the accommodating groove 6 along the length direction of the clamping rib 10, and the clamping groove 7 is communicated with the accommodating groove 6. The lower surface of the groove wall at the higher end of the accommodating groove 6 is flush with the bottom end of the groove wall of the sinking groove 3.
The holding groove 6 and the clamping groove 7 are all arranged in a penetrating manner along the two ends of the bridge deck 1 in the width direction.
The shielding 5 comprises a middle flat section 8 and arc sections 9 at both ends of the middle flat section 8 along the length direction of the bridge deck 1.
The middle flat section 8 spans along the length direction of the bridge deck 1 and shields the top end of the reserved space 2, and the upper surface of the middle flat section 8 is flush with the upper surface of the bridge deck 1.
The arc-shaped section 9 is relatively and slidably connected in the accommodating groove 6, and one end of the arc-shaped section 9, which is away from the middle flat section 8, is integrally and fixedly connected with a clamping rib 10.
The clamping rib 10 is arranged along the width direction of the bridge deck plate 1, the clamping rib 10 is connected in the clamping groove 7 in a sliding mode, and a plurality of hanging rings 40 are fixedly connected to two ends of the clamping rib 10.
The dimension of the clamping rib 10 along the width direction of the bridge deck 1 is n, the dimension of the arc-shaped section 9 along the width direction of the bridge deck 1 is m, and m is greater than n, so that a gap exists between the side vertical plates 12 and the clamping rib 10, and when rainy days, after rainwater permeates into the accommodating groove 6, the gap between the end part of the rainwater clamping rib 10 and the shielding plate 5 can enter the clamping groove 7.
Meanwhile, m is smaller than n, namely when the side vertical plate 12 shields the clamping groove 7, a gap for accommodating and avoiding the hanging ring 40 exists between the side vertical plate 12 and the end part of the clamping rib 10, so that the interference of the hanging ring 40 on the installation of the side vertical plate 12 is reduced.
Both sides of the bridge deck 1 in the width direction are connected with plugging members 11, and the plugging members 11 comprise side vertical plates 12, locking bolts 13 penetrating through the side vertical plates 12 and drain pipes 14 penetrating through the side vertical plates 12.
One side of the side plate 12 in the thickness direction is attached to the end of the bridge deck 1 in the width direction, and the side plate 12 shields the end of the accommodating groove 6 and the end of the locking groove 7.
The locking bolts 13 extend through the side riser 12 into the deck slab 1, thereby forming a detachable side riser 12.
One end of the drain pipe 14 extends into the clamping groove 7, and the opposite end protrudes and overhangs one side of the side vertical plate 12, which is away from the bridge deck 1.
One end of the drain pipe 14 extending into the clamping groove 7 is level with the groove bottom of the clamping groove 7.
The side uprights 12 serve to reduce the probability of the shutter 5 sliding out of the receiving slot 6. In rainy days, the rainwater which seeps downwards from the accommodating groove 6 and gathers to the clamping groove 7 can be discharged out of the clamping groove 7 through the drain pipe 14, so that the rainwater is reduced from gathering to the clamping groove 7 and corroding the mounting seat 4 and the arc-shaped section 9.
The implementation principle of the seamless expansion joint structure of the bridge is as follows: the locking bolt 13 is unscrewed, and the side vertical plate 12 is disassembled, so that the two ends of the shielding plate 5 lose limit constraint. At this time, the field personnel can take out and replace the shielding plate 5 from the accommodating groove 6 by applying a load in the width direction of the bridge deck 1 to the shielding plate 5 and the fastening rib 10.
Embodiment two:
the difference between the second embodiment and the first embodiment is that, referring to fig. 5 and 6, the lower surface of the middle flat section 8 is provided with a vertical support member 15.
The vertical support member 15 includes a support plate 32, a support bar 16, a slip assembly 17, and a reinforcement assembly 18.
The support plate 32 is located below the headspace 2.
The sliding component 17 is respectively provided with two groups corresponding to the two bridge decks 1, the sliding component 17 is connected to the end part of the supporting plate 32 along the length direction of the bridge decks 1, and the supporting plate 32 is connected to the lower surface of the bridge decks 1 through the sliding component 17.
The slip assembly 17 comprises a number of active rods 19 and passive rods 20. The driving rods 19 are sequentially arranged at intervals along the width direction of the bridge deck plate 1, the length direction of the driving rods 19 is parallel to the length direction of the bridge deck plate 1, driving ribs 21 are fixedly connected to the driving rods 19 along two sides of the width of the bridge deck plate 1, and the driving ribs 21 are parallel to the driving rods 19.
The passive rod 20 is arranged corresponding to the driving rib 21 of the driving rod 19, the passive rod 20 is fixedly connected to the lower surface of the bridge deck plate 1 through bolts, and the passive rod 20 is arranged parallel to the driving rib 21. The passive rod 20 is provided with a passive groove 22 towards one side of the corresponding active rod 19, the passive groove 22 is parallel to the passive rod 20, and the cross section of the passive groove 22 is matched with the cross section of the active rib 21. The active rib 21 is slidably coupled within the passive slot 22.
The support bar 16 includes a bar section, a linkage plate section 26 at the bottom end of the bar section, and an automatic adjustment assembly 25.
The pole section abuts between the middle flat section 8 and the support plate 32. The two sides of the linkage plate section 26 along the length direction of the bridge deck plate 1 are respectively flush with the two sides of the rod section along the length direction of the bridge deck plate 1, and the length of the linkage plate section 26 is parallel to the width direction of the bridge deck plate 1.
Referring to fig. 5 and 7, the automatic adjusting member 25 includes two rows of adjusting elastic members 33 symmetrically disposed on the outer side wall of the pole section along the pole section, and the adjusting elastic members 33 may be compression springs, and at least two adjusting elastic members 33 are vertically disposed in each row at intervals. The adjusting elastic members 33 on the plurality of pole sections are formed with a plurality of rows along the thickness direction of the bridge deck plate 1, a U-shaped connecting cover 34 is arranged on one side of each row of adjusting elastic members 33, which is away from the pole sections, the connecting cover 34 is provided with an open end, which faces the pole sections, and one end of the adjusting elastic members 33, which is away from the pole sections, extends into the connecting cover 34 and is fixedly connected.
The connection cap 34 is provided along the entire length of the bridge deck 1 in the width direction.
The end parts of the bridge deck boards 1 are vertically provided with avoidance half grooves 27, and the avoidance half grooves 27 comprise rod groove sections corresponding to the rod sections, plate groove sections 24 for accommodating the linkage plate sections 26 and elastic groove sections arranged on the rod groove sections and used for connecting covers 34.
When two opposite ends of two adjacent bridge decks 1 are close to each other, the two sides of the supporting rod 16 and the automatic adjusting parts on the two sides extend into the corresponding avoidance half grooves 27 at the two opposite ends of the two bridge decks 1, so that when the two opposite ends of the two bridge decks 1 are mutually attached, the avoidance half grooves 27 are formed to accommodate the automatic adjusting parts 25 and the supporting rod 16, thereby reducing the probability that the two bridge decks 1 clamp and squeeze the supporting rod 16 under the linear expansion effect, and guaranteeing the service lives of the supporting rod 16 and the automatic adjusting parts 25.
Meanwhile, when the support bar 16 is installed, the connection cover 34 is welded and fixed on each row of the adjustment elastic members 33, and then the horizontal load is simultaneously applied to the end portions of the connection cover 34 and the end portions of the linkage plate sections 26, so that the bar sections and the adjustment elastic members 33 can be pressed into the reserved space 2 together.
Compared with the method that the rod section is directly pressed into the reserved space 2 through the linkage plate section 26, in the pressing process, the axis of the adjusting elastic piece 33 is bent under the combined action of the axial reaction force generated by the compression deformation of the adjusting elastic piece 33 and the pressure in the width direction of the parallel bridge deck plate 1 when the linkage plate section 26 is pressed in. And when the connecting cover 34 and the linkage plate section 26 are pressed in simultaneously, the axis of the adjusting elastic piece 33 can be straightened, so that the compression performance of the adjusting elastic piece 33 is ensured.
The reinforcement assembly 18 includes a lower flat bar 28, an inverted V-shaped frame 29, a backing plate 30, and a side diagonal bar 31.
The lower flat bar 28 is arranged horizontally and several corresponding driving bars 19 are arranged. The length dimension of the lower flat bar 28 is parallel to the length dimension of the bridge deck 1. The lower flat bar 28 spans the headspace 2.
The two side inclined rods 31 are arranged corresponding to the lower flat rod 28, and the side inclined rods 31 are fixedly connected between the end parts of the lower flat rod 28 and the driving ribs 21. The side diagonal rods 31 at both ends of the lower flat rod 28 form an inverted-v-shaped structure with the lower flat rod 28.
The inverted V-shaped frame 29 is arranged corresponding to the lower flat rod 28, and one end of the bottom of the inverted V-shaped frame 29 is fixedly connected to the connection position of the lower flat rod 28 and the side inclined rod 31.
The backing plate 30 is fixedly connected between the inverted V-shaped frame 29 and the support plate 32, and two ends of the backing plate 30 along the width direction of the bridge deck boards 1 are respectively located below the two bridge deck boards 1.
The backing plate 30 and the inverted V-shaped frame 29 can split the load transferred from the shield 5 to the support bar 16, transfer the load to the lower flat bar 28 and the side diagonal bar 31, and transfer the load to the bridge deck 1 through the sliding assembly 17 by the lower flat bar 28 and the diagonal bar.
The cross section of the clamping rib 10 is rectangular, an elastic reset piece is fixedly connected to the clamping rib 10, two rows of elastic reset pieces are arranged along the height direction of the clamping rib 10, and each row of elastic reset pieces is arranged along the length direction of the clamping rib 10. The elastic restoring member includes two clamping plates arranged parallel to each other and spaced apart from each other and a restoring spring 37 connected between the clamping plates.
The elastic resetting piece is positioned on one side of the clamping rib 10, which is connected with the shielding plate 5, so that the elastic additional piece is abutted against one side of the clamping rib 10 and the clamping groove 7, which is close to the reserved space 2.
When the automobile runs through the shielding plate 5, the wheels rotate to pass through the shielding plate 5, the elastic reset pieces at the two ends of the shielding plate 5 are respectively subjected to tensile deformation and compression deformation and generate corresponding reaction force to restrain the displacement of the shielding plate 5, so that the probability of slipping of the automobile caused by the movement of the shielding plate 5 when the automobile runs through is reduced. At the same time, there is also a reduced probability of tilting the shielding plate 5 as a whole.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a seamless expansion joint structure of bridge, connects between two adjacent decking (1), forms reserved space (2) between two decking (1) opposite ends, its characterized in that: the bridge comprises mounting bases (4) positioned on two sides of a reserved space (2) and shielding plates (5) connected between the two mounting bases (4), wherein the mounting bases (4) are embedded at the end parts of a bridge deck (1), a containing groove (6) is formed in one end, close to the reserved space (2), of each mounting base (4), the containing groove (6) is arc-shaped, one end, close to the reserved space (2), of each containing groove (6) is higher than one end, away from the reserved space (2), of each containing groove (6), and the containing grooves (6) are communicated in the width direction of the bridge deck (1); the utility model provides a bridge deck (1) is characterized in that the shielding plate (5) comprises a middle flat end and an arc-shaped section (9) positioned at one end of the middle flat section (8) along the length direction of the bridge deck (1), the arc-shaped section (9) is in sliding connection with a base relatively in a containing groove (6), the top end of a reserved space (2) is shielded at the middle part of the middle flat section (8), the upper surface of the middle flat section (8) is flush with the top end of the bridge deck (1), a vertical supporting part (15) is arranged at the middle part of the lower surface of the shielding plate (5), the vertical supporting part (15) comprises a supporting plate (32) shielding the bottom end of the reserved space (2), a supporting rod (16) positioned between the supporting plate (32) and the shielding plate (5), and a sliding component (17) connected to the end part of the side wall of the supporting plate (32) and used for driving the supporting plate (32) to slide along the length direction of the bridge deck (1), the sliding component (17) comprises a plurality of driving rods (19) and driven rods (20), the driving rods (19) are sequentially distributed at intervals along the width direction of the bridge deck (1), the length direction of the driving rods (19) is parallel to the length direction of the bridge deck (1), the driving rib (21) is arranged in parallel with the driving rod (19), the lower surface of the supporting plate (32) is fixedly connected with a reinforcing component (18) for improving the bearing capacity of the supporting plate (32), the reinforcing component (18) comprises a lower flat rod (28), an inverted V-shaped frame body (29), a base plate (30) and side inclined rods (31), the lower flat rod (28) is horizontally arranged, a plurality of driving rods (19) are arranged correspondingly, the length dimension of the lower flat rod (28) is parallel with the length dimension of the bridge deck (1), the lower flat rod (28) spans a reserved space (2), the side inclined rods (31) are arranged correspondingly to the lower flat rod (28), two side inclined rods (31) are fixedly connected between the end parts of the lower flat rod (28) and the driving rib (21), the side inclined rods (31) positioned at two ends of the lower flat rod (28) and the lower flat rod (28) form an inverted V-shaped structure, one end of the inverted V-shaped frame body (29) is fixedly connected with the lower flat rod (28) and is positioned between the two side inclined rods (30) and the bridge deck (1) along the width direction of the two end faces of the lower flat rod (30), an avoidance half groove (27) is formed in the end part of the bridge deck (1); when two opposite ends of two adjacent bridge decks (1) are attached to each other, the avoidance half grooves (27) respectively positioned on the two bridge decks (1) are spliced in pairs to form the avoidance half grooves (27) for accommodating the supporting rods (16).
2. The bridge seamless expansion joint structure according to claim 1, wherein: the mounting seat (4) is also provided with a clamping groove (7), the clamping groove (7) is communicated with the accommodating groove (6), the clamping groove (7) is positioned at one side of the accommodating groove (6) deviating from the reserved space (2), and the clamping groove (7) is communicated and arranged along the width direction of the bridge deck (1); the end part of the shielding plate (5) is fixedly connected with a clamping rib (10); the opening size of the clamping groove (7) along the length direction of the bridge deck (1) is larger than the thickness size of the clamping rib (10) along the length direction of the bridge deck (1).
3. The bridge seamless expansion joint structure according to claim 2, wherein: both sides of the bridge deck (1) in the width direction are detachably connected with plugging parts (11) for shielding the ends of the clamping groove (7) and the accommodating groove (6).
4. A bridge seamless expansion joint structure according to claim 3, wherein: the plugging part (11) comprises a side vertical plate (12) and a drain pipe (14) penetrating through the side vertical plate (12), and the side vertical plate (12) is connected to the side wall of the bridge deck (1) through a plurality of locking bolts (13); the drain pipe (14) is fixedly connected to the side vertical plate (12), one end of the drain pipe (14) extends into the clamping groove (7), and the other opposite end protrudes out of one side of the side vertical plate (12) away from the bridge deck (1).
5. The bridge seamless expansion joint structure according to claim 2, wherein: elastic resetting pieces are arranged between the side walls of the clamping ribs (10) along the length direction of the bridge deck (1) and the groove walls of the clamping grooves (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210428478.9A CN114855604B (en) | 2022-04-22 | 2022-04-22 | Bridge seamless expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210428478.9A CN114855604B (en) | 2022-04-22 | 2022-04-22 | Bridge seamless expansion joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114855604A CN114855604A (en) | 2022-08-05 |
| CN114855604B true CN114855604B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210428478.9A Active CN114855604B (en) | 2022-04-22 | 2022-04-22 | Bridge seamless expansion joint structure |
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| CN (1) | CN114855604B (en) |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN213571601U (en) * | 2020-10-13 | 2021-06-29 | 福建省炬陆建设工程有限公司 | Municipal administration bridge is with safe reinforced structure |
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| CN216074724U (en) * | 2021-11-11 | 2022-03-18 | 徐杰伟 | Expansion joint adjusting and covering device for bridge |
| CN216109061U (en) * | 2021-10-26 | 2022-03-22 | 深圳市深装业建设集团有限公司 | Expansion joint structure applied between top surface gypsum board and wall body |
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| RU7464U1 (en) * | 1997-06-19 | 1998-08-16 | Открытое акционерное общество "Ишимбайтрансмаш" | MAIN BRIDGE |
| KR20030013492A (en) * | 2003-01-11 | 2003-02-14 | 한성기업(주) | mending structure and reinforcing method of expansion joint |
| KR20100006728U (en) * | 2008-12-23 | 2010-07-01 | 박종수 | Buried rail type expanasion joint system for a part of flexible coupling in bridge |
| CN107675616A (en) * | 2017-10-10 | 2018-02-09 | 郑州拽亘电子科技有限公司 | A kind of bridge seamless expansion-contraction devices |
| CN207405480U (en) * | 2017-11-08 | 2018-05-25 | 成都市大通路桥机械有限公司 | A kind of dust-proof gapless vibration and noise reducing telescopic device |
| CN209555762U (en) * | 2019-01-24 | 2019-10-29 | 李艳 | A kind of Double-joint expansion joint device for bridge |
| CN209779470U (en) * | 2019-03-05 | 2019-12-13 | 青岛理正建设科技有限公司 | Beam bridge hinge joint reinforcing apparatus |
| CN210341624U (en) * | 2019-06-11 | 2020-04-17 | 江苏毛勒新材料科技有限公司 | Novel bridge expansion joint structure |
| CN210737356U (en) * | 2019-08-30 | 2020-06-12 | 宗春雷 | High road and bridge crack reinforced structure of security |
| CN211057602U (en) * | 2019-09-05 | 2020-07-21 | 太原市市政工程设计研究院 | Public road bridge roof beam expansion joint structure |
| CN111139734A (en) * | 2020-01-21 | 2020-05-12 | 胡祖敏 | Simple and convenient bridge expansion joint structure |
| CN212477409U (en) * | 2020-03-11 | 2021-02-05 | 南京林业大学 | Expansion joint device structure of road surface seamless bridge |
| CN212077612U (en) * | 2020-03-17 | 2020-12-04 | 重庆建筑工程职业学院 | Elastic connecting device for bridge expansion joint |
| CN212505834U (en) * | 2020-03-31 | 2021-02-09 | 浙江润浩城市建设设计有限公司 | Bridge drainage device |
| CN212670262U (en) * | 2020-07-10 | 2021-03-09 | 杨戈平 | Municipal administration bridge hinge joint reinforcing apparatus |
| CN212865645U (en) * | 2020-07-30 | 2021-04-02 | 尹国印 | Municipal administration bridge hinge joint reinforcing apparatus |
| CN213571601U (en) * | 2020-10-13 | 2021-06-29 | 福建省炬陆建设工程有限公司 | Municipal administration bridge is with safe reinforced structure |
| CN214657864U (en) * | 2021-05-13 | 2021-11-09 | 山西建筑工程集团有限公司 | Building wall deformation joint construction device |
| CN216109061U (en) * | 2021-10-26 | 2022-03-22 | 深圳市深装业建设集团有限公司 | Expansion joint structure applied between top surface gypsum board and wall body |
| CN216074724U (en) * | 2021-11-11 | 2022-03-18 | 徐杰伟 | Expansion joint adjusting and covering device for bridge |
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| CN114855604A (en) | 2022-08-05 |
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