CN209428941U - A kind of bridge expanssion joint - Google Patents
A kind of bridge expanssion joint Download PDFInfo
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- CN209428941U CN209428941U CN201821851965.1U CN201821851965U CN209428941U CN 209428941 U CN209428941 U CN 209428941U CN 201821851965 U CN201821851965 U CN 201821851965U CN 209428941 U CN209428941 U CN 209428941U
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- sealing element
- fashioned iron
- groove
- spring
- gap
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Abstract
The utility model relates to a kind of bridge expanssion joints, including the first fashioned iron and the second fashioned iron, it is formed and is had the gap between first fashioned iron and the second fashioned iron, the side wall setting of first fashioned iron is fluted, sealing element is provided in the groove, the spring for being connected to sealing element on the second fashioned iron is provided in the groove, one end of the spring is connected on the inner wall of groove, and the other end of the spring is connected on sealing element.The utility model has the following beneficial effects: when gap broadens, sealing element is under the force of a spring to stretching out outside groove, one end of sealing element is set to keep the state being connected on the second fashioned iron, when gap narrows, sealing element compressed spring and moves under the active force of the second fashioned iron into groove, therefore sealing element can be always by gap plugging, prevent sandstone from entering the inside of the first fashioned iron and the second fashioned iron in turn, sealing element and then is convenient to clean sandstone by garbage blockings such as sandstones in the top of sealing element simultaneously.
Description
Technical field
The utility model relates to expansion joint field, in particular to a kind of bridge expanssion joint.
Background technique
Bridge expanssion joint refers to meet the requirement of bridge floor deformation, usually between two beam-ends, between beam-ends and abutment
Or expansion joint is set in the articulated position of bridge.The effect of bridge expanssion joint is to adjust by vehicular load and bridge construction material
Displacement and connection between caused superstructure.
Chinese patent if Authorization Notice No. is " CN203346786U " discloses a kind of bridge expanssion joint, including a pair of of F
Fashioned iron, a pair of of F fashioned iron inside are equipped with engaging tooth block, are equipped with gap between engaging tooth block.
But in actual use, the rubbish such as sandstone may from entered in gap two F types it is rigid between, sandstone
It is difficult to clear up when between F fashioned iron, this problem is badly in need of solving.
Utility model content
The purpose of the utility model is to provide a kind of bridge expanssion joint, have the characteristics that be convenient to clean.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of bridge expanssion joint,
Including the first fashioned iron and the second fashioned iron, is formed and had the gap between first fashioned iron and the second fashioned iron, the first fashioned iron direction
The side wall in gap is fluted along the length direction setting of the first fashioned iron, and sealing element is provided in the groove, and the sealing element will
Gap plugging is provided with the spring for being connected to sealing element on the second fashioned iron in the groove, and one end of the spring is connected to
On the inner wall of groove, the other end of the spring is connected on sealing element.
By using above-mentioned technical proposal, when gap broadens, sealing element under the force of a spring to stretching out outside groove,
One end of sealing element is set to keep the state being connected on the second fashioned iron, when gap narrows, active force of the sealing element in the second fashioned iron
Lower compressed spring is simultaneously moved into groove, therefore sealing element can be always by gap plugging, and then prevents sandstone from entering first
The inside of fashioned iron and the second fashioned iron, at the same sealing element by garbage blockings such as sandstones in the top of sealing element, and then be convenient for sandstone
Cleaning.
Preferably, the quantity of the sealing element is multiple, length direction distribution of the sealing element along groove, the bullet
The quantity of spring and the quantity of sealing element are corresponding, and the position of each spring is corresponding with each sealing element respectively, adjacent described close
Sealing fitting setting.
By using above-mentioned technical proposal, sealing element be provided with it is multiple, when wherein having between a sealing element and the second fashioned iron
When the foreign matters such as sandstone cause the sealing element that can not be connected on the second fashioned iron, the exception of the sealing element will not influence remaining sealing element
Normal use, therefore it is more stable when stopping the rubbish such as sandstone to enter the inside between the first fashioned iron and the second fashioned iron.
Preferably, being provided with guide rod in the groove, the guide rod is arranged along the length direction of sealing element, described
Sealing element is set in outside guide rod, and the sealing element can slide on the guide bar.
By using above-mentioned technical proposal, when sealing element is mobile, sealing element direction mobile under the action of guide rod is protected
Hold it is constant, help to make between sealing element be bonded setting, preventing the position of sealing element from changing causes to occur between sealing element
Gap.
Preferably, the cross sectional shape of the guide rod is polygon.
By using above-mentioned technical proposal, when sealing element moves on the guide bar, cross sectional shape is the guide rod of cuboid
It can prevent sealing element from rotating, and then prevent from generating gap between sealing element.
Preferably, the side in second fashioned iron towards gap is provided with along the length direction of the second fashioned iron for sealing element
The fixing groove of insertion, the shape of the fixing groove are matched with the shape of sealing element.
By using above-mentioned technical proposal, sealing element is inserted into after fixing groove, due to the shape and sealing element of fixing groove
Shape matching, therefore the side wall of fixing groove can share the active force that sealing element is subject to, and enhance the load-bearing capacity of sealing element.
Preferably, the side wall of the sealing element is provided with sealant.
By using above-mentioned technical proposal, the gap between sealing element can be sealed, enhances the sealability of sealing element.
Preferably, being provided with buffer layer in the fixing groove.
It may be led by using above-mentioned technical proposal when relative displacement occurs between the first fashioned iron and the second fashioned iron
Cause groove and fixing groove that being staggered for short transverse occurs, due in one end insertion fixing groove of sealing element, it is thus possible to will lead to
Sealing element skew, by the way that buffer layer is arranged, when sealing element has the tendency that distortion, squeezing buffer layer deforms buffer layer, Jin Erfang
Only sealing element skew, while the inner wall collision that also can be reduced buffer layer and fixing groove generates noise.
Preferably, the sealant and buffer layer are made of rubber material.
By using above-mentioned technical proposal, rubber material has the effect of waterproof, and then prevents water from flowing under sealing element
Side, while rubber material also has certain elasticity, therefore can play buffer function to sealing element, prevents sealing element and fixation
The inner wall abutting of slot leads to skew.
Preferably, the upper surface of second fashioned iron is provided with guide rail and rack gear along the length direction of the second fashioned iron, institute
It states sliding on guide rail and is provided with motor, the first gear being engaged with rack is connected on the motor, is provided on the motor
Second gear engaged with the first gear is connected with shaft in the second gear, is provided with hairbrush in the shaft, and described turn
Axle position is in the top of sealing element.
By using above-mentioned technical proposal, start motor, when motor drives first gear rotation, since first gear can be with
Rack gear engagement, and motor is connected in guide rail, therefore motor can be moved along the length direction of guide rail, second gear and the first tooth
Wheel engagement, therefore second gear rotate and drive shaft and hairbrush to rotate, while shaft rotation by the sandstone on sealing element to
The mobile direction of motor cleans, and when motor is moved to the other end of the second fashioned iron length direction, the sandstone on sealing element is collected
In to gap end, and then cleaned convenient for staff, while cleaning that process is more quick and safety.
In conclusion the utility model has the following beneficial effects: sealing element is under the force of a spring when gap broadens
It is stretched out outside to groove, one end of sealing element is made to keep the state that is connected on the second fashioned iron, when gap narrows, sealing element is the
It compressed spring and is moved into groove under the active force of two fashioned iron, therefore sealing element can be always by gap plugging, and then prevents
Sandstone enters the inside of the first fashioned iron and the second fashioned iron, at the same sealing element by garbage blockings such as sandstones in the top of sealing element,
And then it is convenient to clean sandstone.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment, for embodying shape and the position of the first fashioned iron and the second fashioned iron；
Fig. 2 is the structural schematic diagram of the first fashioned iron in embodiment, for embodying the shape of groove；
Fig. 3 is the enlarged diagram in the portion A in Fig. 2, for embodying the positional relationship of spring and guide rod；
Fig. 4 is the structural schematic diagram of the second fashioned iron in embodiment, for embodying the shape of fixing groove；
Fig. 5 is the enlarged diagram in the portion B in Fig. 4, for embodying the position of buffer layer；
Fig. 6 is the cross-sectional view of the first fashioned iron and the second fashioned iron in embodiment, for embodying the position of sealing element and guide rod
Relationship；
Fig. 7 is the enlarged diagram in the portion C in Fig. 6, for embodying the connection type of motor and the second fashioned iron.
In figure, the 1, first fashioned iron；11, the second fashioned iron；12, gap；13, groove；14, sealing element；15, spring；2, it is oriented to
Bar；3, fixing groove；4, sealant；5, buffer layer；6, guide rail；61, rack gear；62, motor；63, first gear；64, second gear；
65, shaft；66, hairbrush；67, connecting plate.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Embodiment: a kind of bridge expanssion joint, as shown in Figure 1, the first fashioned iron 1 and the second fashioned iron 11 are all F fashioned iron.First type
Shape gap 12 in long strip is formed between steel 1 and the second fashioned iron 11.Sealing element 14, sealing element 14 are installed in gap 12
Quantity be it is multiple, sealing element 14 along gap 12 length direction be distributed, adjacent seals 14 fitting setting.The side of sealing element 14
Face is provided with sealant 4, and sealant 4 is made of rubber material.
As shown in Figures 2 and 3, the first fashioned iron 1 is offered towards the length direction on the side wall in gap 12 along the first fashioned iron 1
Groove 13, guide rod 2 is equipped in groove 13, and the quantity of guide rod 2 is multiple, length direction point of the guide rod 2 along groove 13
Cloth.The shape of the cross section of guide rod 2 is square.Multiple springs 15 are also equipped in groove 13, each spring 15 covers respectively
It is located on guide rod 2.
As shown in Figure 4 and Figure 5, the second fashioned iron 11 is opened up towards the length direction on the side in gap 12 along the second fashioned iron 11
There is fixing groove 3, buffer layer 5 is provided on the inner wall of fixing groove 3, buffer layer 5 is made of rubber material.
As shown in Figure 6 and Figure 7, sealing element 14 is set on guide rod 2, and the sliding of sealing element 14 is arranged on guide rod 2.It is close
One end of sealing 14 is located in groove 13, and the other end of sealing element 14 is plugged in fixing groove 3 under the active force of spring 15, Gu
The width size for determining slot 3 is matched with the size of fixing piece.One end of spring 15 is connected on the inner wall of groove 13, spring 15 it is another
One end is connected on sealing element 14.Length direction on second fashioned iron 11 along the second fashioned iron 11 is provided with rack gear 61, rack gear 61
Height is not higher than the upper surface of the second fashioned iron 11, and the length direction on the second fashioned iron 11 also along the second fashioned iron 11 offers guide rail 6,
The cross sectional shape of guide rail 6 is in inverted T shape, is provided with motor 62 on guide rail 6, and the bottom of motor 62 is connected with connecting plate 67, even
The shape of fishplate bar 67 is matched with guide rail 6.First gear 63 and second gear 64, first gear 63 and rack gear are connected on motor 62
61 engagements, second gear 64 are engaged with first gear 63.Shaft 65 is connected in second gear 64, along shaft 65 in shaft 65
Circumferentially it is provided with hairbrush 66.Shaft 65 is horizontally set on the top of sealing element 14, and the length direction of shaft 65 and gap 12
Length direction is vertical.Hairbrush 66 is contacted with the upper surface of sealing element 14.
Application method: sealing element 14 is plugged in fixing groove 3 under the elastic force effect of spring 15 and is connected to fixing groove 3
Inner wall on.When the width in gap 12 broadens, sealing element 14 stretches out under the elastic force effect of spring 15 to the external of groove 13, close
Sealing 14 moves when mobile along guide rod 2, and keeps the state being plugged in fixing groove 3.When the width in gap 12 narrows, sealing
The compressed spring 15 under the active force of the second fashioned iron 11 of part 14 is moved into groove 13.Therefore sealing element 14 can remain by
The state that gap 12 blocks, when entering the rubbish such as sandstone in gap 12, sealing element 14 is by garbage blockings such as sandstones in sealing element
14 outside, and then be convenient to clean.
When the dislocation in height occurs for the first fashioned iron 1 and the second fashioned iron 11, sealing element 14 is abutted with buffer layer 5, makes to delay
Rush layer 5 deformation, buffer layer 5 is in addition to that can prevent sandstone energy rubbish from entering in fixing groove 3, moreover it is possible to prevent sealing element 14 directly with fixation
Skew occurs for the side wall collision of slot 3.
When needing to clean gap 12, start motor 62, when motor 62 drives first gear 63 to rotate, due to first
Gear 63 can be engaged with rack gear 61, and motor 62 is connected in guide rail 6, therefore motor 62 can be moved along the length direction of guide rail 6
Dynamic, second gear 64 is engaged with first gear 63, therefore second gear 64 rotates and drive shaft 65 and hairbrush 66 to rotate, shaft
The sandstone on sealing element 14 is cleaned to the mobile direction of motor 62 while 65 rotation, when motor 62 is moved to the second fashioned iron 11
When the other end of length direction, the sandstone on sealing element 14 is concentrated to the end in gap 12, and then cleans convenient for staff,
It is more quick and safe that process is cleaned simultaneously.
Claims (9)
1. a kind of bridge expanssion joint, including the first fashioned iron (1) and the second fashioned iron (11), first fashioned iron (1) and the second fashioned iron
(11) between formed have the gap (12), which is characterized in that first fashioned iron (1) towards gap (12) side wall along the first fashioned iron
(1) fluted (13) are arranged in length direction, are provided with sealing element (14) in the groove (13), and the sealing element (14) will stitch
Gap (12) blocks, and is provided with the spring (15) for being connected to sealing element (14) on the second fashioned iron (11), institute in the groove (13)
The one end for stating spring (15) is connected on the inner wall of groove (13), and the other end of the spring (15) is connected to sealing element (14)
On.
2. a kind of bridge expanssion joint according to claim 1, which is characterized in that the quantity of the sealing element (14) is more
A, the sealing element (14) is distributed along the length direction of groove (13), the quantity of the spring (15) and the number of sealing element (14)
Amount corresponds to, and the position of each spring (15) is corresponding with each sealing element (14) respectively, adjacent sealing element (14) fitting
Setting.
3. a kind of bridge expanssion joint according to claim 2, which is characterized in that be provided with guide rod in the groove (13)
(2), the guide rod (2) is arranged along the length direction of sealing element (14), and the sealing element (14) is set in guide rod (2) outside,
The sealing element (14) can slide on guide rod (2).
4. a kind of bridge expanssion joint according to claim 3, which is characterized in that the cross sectional shape of the guide rod (2) is
Polygon.
5. a kind of bridge expanssion joint according to claim 4, which is characterized in that second fashioned iron (11) is towards gap
(12) side is provided with the fixing groove (3) for sealing element (14) insertion, the fixation along the length direction of the second fashioned iron (11)
The shape of slot (3) is matched with the shape of sealing element (14).
6. a kind of bridge expanssion joint according to claim 5, which is characterized in that the side wall of the sealing element (14) is provided with
Sealant (4).
7. a kind of bridge expanssion joint according to claim 6, which is characterized in that be provided with buffering in the fixing groove (3)
Layer (5).
8. a kind of bridge expanssion joint according to claim 7, which is characterized in that the sealant (4) and buffer layer (5) by
Rubber material is made.
9. a kind of bridge expanssion joint according to claim 8, which is characterized in that the upper surface edge of second fashioned iron (11)
The length direction of second fashioned iron (11) is provided with guide rail (6) and rack gear (61), and sliding is provided with motor on the guide rail (6)
(62), the first gear (63) engaged with rack gear (61) is connected on the motor (62), be provided on the motor (62) with
The second gear (64) of first gear (63) engagement, is connected with shaft (65) on the second gear (64), the shaft (65)
On be provided with hairbrush (66), the shaft (65) is located at the top of sealing element (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821851965.1U CN209428941U (en) | 2018-11-09 | 2018-11-09 | A kind of bridge expanssion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821851965.1U CN209428941U (en) | 2018-11-09 | 2018-11-09 | A kind of bridge expanssion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209428941U true CN209428941U (en) | 2019-09-24 |
Family
ID=67968186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821851965.1U Expired - Fee Related CN209428941U (en) | 2018-11-09 | 2018-11-09 | A kind of bridge expanssion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209428941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695687A (en) * | 2020-12-28 | 2021-04-23 | 武汉理工大学 | Imitative interim deceleration strip design bridge expansion joint belt cleaning device |
-
2018
- 2018-11-09 CN CN201821851965.1U patent/CN209428941U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695687A (en) * | 2020-12-28 | 2021-04-23 | 武汉理工大学 | Imitative interim deceleration strip design bridge expansion joint belt cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20201109 |