CN208981115U - A kind of bridge earthquake resistance limiting device being convenient for changing - Google Patents
A kind of bridge earthquake resistance limiting device being convenient for changing Download PDFInfo
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- CN208981115U CN208981115U CN201821666009.6U CN201821666009U CN208981115U CN 208981115 U CN208981115 U CN 208981115U CN 201821666009 U CN201821666009 U CN 201821666009U CN 208981115 U CN208981115 U CN 208981115U
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Abstract
A kind of bridge earthquake resistance limiting device being convenient for changing, it include: bridge pier, the top side of the bridge pier offers mounting groove, the side of mounting groove is opening setting, installs case is movably installed in mounting groove, the top side of installs case is opening setting, fixed block there are two being fixedly mounted on the bottom side inner wall of installs case, the top side of two fixed blocks is rotatably equipped with L-type plate, the top side of two L-type plates all extends to outside mounting groove and is movably installed with the same support plate, the top side of support plate is movably installed with bridge ontology, and the side that two L-type plates are located remotely from each other is rotatably equipped with pull rod.The utility model by it is multistage it is slow in can effectively improve the vibration that bridge ontology is received in earthquake, to ensure that the anti-seismic performance of bridge ontology, extend the service life of bridge ontology, installs case easy to disassemble can be replaced simultaneously, to further improve the anti-seismic performance of bridge ontology.
Description
Technical field:
The utility model relates to bridge earthquake resistance technical field, in particular to a kind of bridge earthquake resistance limit dress being convenient for changing
It sets.
Background technique:
Earthquake is mainly due to caused by destruction of surface and bridge Vibration damage, in steep mountain area or sand to the destruction of bridge
Property soil and bury riverbank at, landslide caused by violent earthquake, bank slope sliding and mountain stone tumble, and can make bridge collapse, shallow
At the saturation of layer and loose sand, geological process easily causes sand liquefaction, causes bridge to sink suddenly or uneven subsidence, even
Topple over bridge, at slope Bian Tuan or ancient stream channel, earthquake then often causes bank slope sliding, phenomena such as cracking and collapsing, and causes
Bridge collapse, bridge Vibration damage are that bridge is made to generate horizontal and vertical vibration due to earthquake, cause bridge member damage and
It destroys, or even bridge is made to decay.
Publication No. CN205000236U discloses a kind of bridge earthquake resistance limiting device, including at least being arranged at intervals at beam body
Multiple beam body built-in fittings of web outside and the multiple pier stud built-in fittings being set on the outside of pier stud, the beam body built-in fitting and institute
It states pier stud built-in fitting to be arranged in a one-to-one correspondence, the beam body built-in fitting passes through penetrating type anchor bolt with the pier stud built-in fitting respectively to be fixed
It is set on the beam body and the pier stud, but this device can not offset vibration by multistage buffering, so that bridge
Poor seismic behavior, while antidetonation limiting device is not easy to replace, and prevents it from accessing good maintenance and repair, reduces
The anti-seismic performance of bridge.
Summary of the invention:
In consideration of it, it is necessary to design a kind of particularity for suspension type cable-membrane analysis efficiently, one kind of high quality processing
The bridge earthquake resistance limiting device being convenient for changing.
A kind of bridge earthquake resistance limiting device being convenient for changing, comprising: the top side of bridge pier, the bridge pier offers mounting groove,
The side of mounting groove is opening setting, and installs case is movably installed in mounting groove, and the top side of installs case is opening setting, installs case
Bottom side inner wall on be fixedly mounted there are two fixed block, the top side of two fixed blocks is rotatably equipped with L-type plate, two L-type plates
Top side all extend to that mounting groove is outer and be movably installed with the same support plate, and the top side of support plate is movably installed with bridge sheet
Body, the side that two L-type plates are located remotely from each other are rotatably equipped with pull rod, and one end that two pull rods are located remotely from each other is rotatably equipped with
Connecting plate is fixedly installed with supporting block on the two sides inner wall of installs case, and two supporting block sides close to each other offer
Telescopic chute is movably installed with telescopic rod in two telescopic chutes, and two telescopic rod one end close to each other extend respectively to two
Telescopic chute is outer and is respectively and fixedly installed on the side that two connecting plates are located remotely from each other, and is equipped with and is fixedly mounted between two fixed blocks
Fixed case on the inner wall of installs case bottom side, offers movable span on the two sides inner wall of fixed case, living in two movable spans
Dynamic to be equipped with motion bar, the both ends of motion bar all extend to outside movable span, and one end that two motion bars are located remotely from each other rotates respectively
It is mounted on two L-type plate sides close to each other, the top side of two motion bars is fixedly installed with the wedge in fixed case
Shape block, the top side of two wedge blocks offer shifting chute, and mobile bar, two mobile bars are movably installed in two shifting chutes
Top all extend to that mounting groove is outer and be fixedly installed with the same top plate, and the top side of top plate is adapted with the bottom side of support plate.
Preferably, the two sides of the mounting groove are equipped with the damping trough being provided on bridge pier top side, in two damping troughs
It is movably installed with shock structure, the top of two shock structures extends respectively to outside two damping troughs and be fixedly mounted on bridge ontology
Bottom side on.
Preferably, limiting slot is offered on the two sides inner wall of the damping trough, is movably installed in two limiting slots same
One damping block, the bottom end of shock structure are fixedly mounted on the top side of damping block, and the bottom side of damping block is fixedly installed with the first bullet
One end of spring, the other end of the first spring are fixedly mounted on the bottom side inner wall of limiting slot.
Preferably, the two sides of the L-type plate are equipped with the bolt hole for being provided with support plate top side, live in two bolts hole
Dynamic to be equipped with bolt, the both ends of bolt all extend to outside bolt hole, and the top of bolt is fixedly mounted on the bottom side of bridge ontology,
Screw thread is socketed with the nut below support plate on bolt.
Preferably, the two sides of the top plate are equipped with the sliding groove for being provided with support plate bottom side, live in two sliding grooves
Dynamic to be equipped with sliding shoe, the top side of two L-type plates is rotatably installed in respectively on the bottom side of two sliding shoes, and two sliding shoes are mutual
Close side offers the through-hole in sliding groove, and slide post is movably installed in through-hole, and the both ends of slide post are prolonged
It extends to outside through-hole and is respectively and fixedly installed on the two sides inner wall of sliding groove, the fixed peace in the side that two sliding shoes are located remotely from each other
Equipped with the one end for pulling spring, two one end for pulling spring to be located remotely from each other are respectively and fixedly installed to two sliding grooves and are located remotely from each other
Side inner wall on.
Preferably, first sliding groove is offered on the top side of the telescopic chute and bottom side inner wall, is slided in two first sliding grooves
Dynamic to be equipped with same first sliding block, telescopic rod is fixedly mounted on the first sliding block close to the one of connecting plate far from one end of connecting plate
On side, the first sliding block is fixedly installed with one end of second spring, the fixed peace of the other end of second spring far from the side of connecting plate
On side inner wall of the first sliding groove far from connecting plate.
Preferably, second sliding slot is offered on the two sides inner wall of the shifting chute, is slidably installed in two second sliding slots
There is same second sliding block, the bottom end of mobile bar is rotatably installed on the top side of the second sliding block.
Preferably, the bottom side corner location of the installs case is movably installed with idler wheel, in the bottom side of idler wheel and mounting groove
Wall is in contact.
Preferably, the side of the installs case is fixedly installed with fixed link, and movable sleeve is connected to locating rod in fixed link, installation
Locating slot is offered on the bottom side inner wall of slot, the bottom end of locating rod extends in locating slot, and the side of locating rod offers rotation
Rotation hole is run through in the one end in hole, fixed link.
Preferably, the top side of the fixed case is opened up there are two moving hole, and the top of two mobile bars extends through two
Moving hole.
In the utility model, a kind of bridge earthquake resistance limiting device being convenient for changing passes through bridge pier, bridge ontology, peace
Tankage, installs case, fixed block, L-type plate, support plate, pull rod, connecting plate, supporting block, telescopic chute, telescopic rod, first sliding groove,
One sliding block, sliding groove, sliding shoe, through-hole, slide post, fixed link, damping trough, shock structure, limiting slot, damping block, rotation hole, drawing
Being used cooperatively of spring of moving drives two shock structures mobile, shock structure is mobile by subtracting first when bridge ontology is shaken
Shaking block drives the first spring stress to shrink, and offsets part vibration, while bridge ontology by the bounce of the first spring at this time
It is shaken and drives support plate mobile, support plate is mobile to drive two L-type plate rotations, and two L-type plate rotations drive two respectively
Sliding shoe is mobile, and two sliding shoes are mobile to drive two pulling spring stress to stretch respectively, at this time in the reversed work for pulling spring
Under firmly, to offset part vibration, and the rotation of L-type plate drives pull rod mobile, and pull rod is mobile to drive connecting plate mobile, connecting plate
Mobile to drive telescopic rod mobile, telescopic rod is mobile to stretch second spring stress by the first sliding block, at this time in second spring
Opposition under L-type plate is rotated backward, support plate can be made to be supported bridge ontology, pass through bridge pier, bridge
Beam ontology, mounting groove, installs case, fixed block, L-type plate, fixed case, movable span, motion bar, wedge block, shifting chute, mobile bar,
Moving hole, second sliding slot, the second sliding block, top plate, sliding groove, sliding shoe, through-hole, slide post, fixed link, locating rod, locating slot,
Bolt hole, bolt, nut are used cooperatively, and L-type plate rotation at this time pulls motion bar mobile again, and motion bar is mobile to drive mobile bar
It is moved up along the inclined surface of wedge block, so that top plate effectively supports support plate, so as to effective
The anti-seismic performance of bridge ontology is improved, when needing to dismantle, rotating screw cap disengages it from bolt, and then rotational positioning bar makes its bottom
End is detached from locating slot, then presses support plate, then pulls installs case, can move out installs case outside mounting groove；
The utility model can effectively improve the vibration that bridge ontology is received in earthquake by multistage buffering, thus
The anti-seismic performance that ensure that bridge ontology extends the service life of bridge ontology, while installs case easy to disassemble can be replaced, from
And further improve the anti-seismic performance of bridge ontology.
Detailed description of the invention:
Fig. 1 be the utility model proposes a kind of bridge earthquake resistance limiting device being convenient for changing side structure schematic view；
Fig. 2 be the utility model proposes a kind of bridge earthquake resistance limiting device being convenient for changing Fig. 1 in part A structure
Schematic diagram；
Fig. 3 be the utility model proposes a kind of bridge earthquake resistance limiting device being convenient for changing wedge block and mobile bar connect
The positive structure diagram connect；
Fig. 4 be the utility model proposes a kind of bridge earthquake resistance limiting device being convenient for changing Fig. 1 in part B structure
Schematic diagram；
Fig. 5 be the utility model proposes a kind of bridge earthquake resistance limiting device being convenient for changing positive structure diagram.
In figure: Bridge 1 pier, Bridge 2 beam ontology, 3 mounting grooves, 4 installs cases, 5 fixed blocks, 6L template, 7 support plates, 8 pull rods, 9
Connecting plate, 10 supporting blocks, 11 telescopic chutes, 12 telescopic rods, 13 first sliding grooves, 14 first sliding blocks, 15 fixed cases, 16 movable spans, 17
Motion bar, 18 wedge blocks, 19 shifting chutes, 20 mobile bars, 21 moving hole, 22 second sliding slots, 23 second sliding blocks, 24 top plates, 25 are slided
Dynamic slot, 26 sliding shoes, 27 through-holes, 28 slide posts, 29 fixed links, 30 locating rods, 31 locating slots, 32 bolts hole, 33 bolts, 34
Nut, 35 damping troughs, 36 shock structures, 37 limiting slots, 38 damping blocks, 39 rotation holes, 40 pull spring.
Specific embodiment:
Such as attached drawing 1-5, a kind of bridge earthquake resistance limiting device being convenient for changing, comprising: the top side of bridge pier 1, bridge pier 1 offers
Mounting groove 3, the side of mounting groove 3 are opening setting, and installs case 4 is movably installed in mounting groove 3, and the top side of installs case 4 is to open
Mouth is arranged, and there are two fixed blocks 5 for fixed installation on the bottom side inner wall of installs case 4, and the top side of two fixed blocks 5 is rotatably equipped with
L-type plate 6, the top side of two L-type plates 6 all extend to outside mounting groove 3 and are movably installed with the same support plate 7, the top of support plate 7
Side is movably installed with bridge ontology 2, and the side that two L-type plates 6 are located remotely from each other is rotatably equipped with pull rod 8, and two pull rods 8 are mutual
Separate one end is rotatably equipped with connecting plate 9, and supporting block 10, two branch are fixedly installed on the two sides inner wall of installs case 4
The side close to each other of bracer 10 offers telescopic chute 11, is movably installed with telescopic rod 12 in two telescopic chutes 11, and two
The one end close to each other of telescopic rod 12 extends respectively to outside two telescopic chutes 11 and is respectively and fixedly installed to two connecting plates 9 mutually
On separate side, the fixed case 15 being fixedly mounted on 4 bottom side inner wall of installs case, fixed case are equipped between two fixed blocks 5
Movable span 16 is offered on 15 two sides inner wall, and motion bar 17 is movably installed in two movable spans 16, motion bar 17
Both ends all extend to outside movable span 16, and it is mutual that one end that two motion bars 17 are located remotely from each other is rotatably installed in two L-type plates 6 respectively
On close side, the top side of two motion bars 17 is fixedly installed with the wedge block 18 in fixed case 15, two wedge shapes
The top side of block 18 offers shifting chute 19, is movably installed with mobile bar 20 in two shifting chutes 19, two mobile bars 20
Top all extends to outside mounting groove 3 and is fixedly installed with the same top plate 24, the top side of top plate 24 and the bottom side phase of support plate 7
Adaptation drives two shock structures 36 mobile first when bridge ontology 2 is shaken, and shock structure 36 is mobile to pass through damping block 38
Drive the first spring stress shrink, offset at this time by the bounce of the first spring part vibration, while bridge ontology 2 by
Vibration drives support plate 7 mobile, and support plate 7 is mobile to drive two L-type plates 6 to rotate, and two rotations of L-type plate 6 drive two respectively
Sliding shoe 26 is mobile, and two sliding shoes 26 are mobile to drive two pulling 40 stress of spring to stretch respectively, is pulling spring 40 at this time
Opposition under, come offset part vibration.
The two sides of mounting groove 3 are equipped with the damping trough 35 being provided on 1 top side of bridge pier, and activity is pacified in two damping troughs 35
Equipped with shock structure 36, the top of two shock structures 36 extends respectively to outside two damping troughs 35 and be fixedly mounted on bridge ontology
On 2 bottom side, limiting slot 37 is offered on the two sides inner wall of damping trough 35, is movably installed in two limiting slots 37 same
Damping block 38, the bottom end of shock structure 36 are fixedly mounted on the top side of damping block 38, and the bottom side of damping block 38 is fixedly installed with
One end of one spring, the other end of the first spring are fixedly mounted on the bottom side inner wall of limiting slot 37, and the two sides of L-type plate 6 are all provided with
There is the bolt hole 32 for being provided with 7 top side of support plate, bolt 33 is movably installed in two bolts hole 32, the both ends of bolt 33 are equal
It extends to outside bolt hole 32, the top of bolt 33 is fixedly mounted on the bottom side of bridge ontology 2, and screw thread is socketed on bolt 33
Nut 34 positioned at 7 lower section of support plate, the two sides of top plate 24 are equipped with the sliding groove 25 for being provided with 7 bottom side of support plate, two cunnings
It is movably installed with sliding shoe 26 in dynamic slot 25, the top side of two L-type plates 6 is rotatably installed in the bottom side of two sliding shoes 26 respectively
On, two sliding shoes 26 side close to each other offers the through-hole 27 in sliding groove 25, activity installation in through-hole 27
There is slide post 28, the both ends of slide post 28 all extend to outside through-hole 27 and are respectively and fixedly installed to the two sides inner wall of sliding groove 25
On, the side that two sliding shoes 26 are located remotely from each other is fixedly installed with the one end for pulling spring 40, and two pulling springs 40 are mutual
Separate one end is respectively and fixedly installed on the side inner wall that two sliding grooves 25 are located remotely from each other, the top side and bottom side of telescopic chute 11
First sliding groove 13 is offered on inner wall, and same first sliding block 14, telescopic rod 12 are slidably fitted in two first sliding grooves 13
One end far from connecting plate 9 is fixedly mounted on the first sliding block 14 on the side of connecting plate 9, and the first sliding block 14 is far from connecting plate
9 side is fixedly installed with one end of second spring, and the other end of second spring is fixedly mounted on first sliding groove 13 far from connection
On the side inner wall of plate 9, second sliding slot 22 is offered on the two sides inner wall of shifting chute 19, sliding peace in two second sliding slots 22
Equipped with same second sliding block 23, the bottom end of mobile bar 20 is rotatably installed on the top side of the second sliding block 23, the bottom side of installs case 4
Corner location is movably installed with idler wheel, and idler wheel is in contact with the bottom side inner wall of mounting groove 3, and the side of installs case 4 is fixedly mounted
There is fixed link 29, movable sleeve is connected to locating rod 30 in fixed link 29, offers locating slot 31 on the bottom side inner wall of mounting groove 3, fixed
The bottom end of position bar 30 extends in locating slot 31, and the side of locating rod 30 offers rotation hole 39, and one end of fixed link 29 is run through
Rotation hole 39, the top side of fixed case 15 are opened up there are two moving hole 21, and the top of two mobile bars 20 extends through two movements
Hole 21, and the rotation of L-type plate 6 drives pull rod 8 mobile, and the movement of pull rod 8 drives connecting plate 9 mobile, and mobile drive of connecting plate 9 is stretched
Bar 12 is mobile, and telescopic rod 12 is mobile to stretch second spring stress by the first sliding block 14, at this time in the reversed of second spring
L-type plate 6 is rotated backward, support plate 7 can be made to be supported bridge ontology 2, L-type plate 6 rotates at this time
Pull motion bar 17 mobile again, motion bar 17 is mobile to drive mobile bar 20 to move up along the inclined surface of wedge block 18, thus
So that top plate 24 effectively supports support plate 7, so as to effectively improve the anti-seismic performance of bridge ontology 2, needing
When dismantling, rotating screw cap 34 disengages it from bolt 33, and then rotational positioning bar 30 makes its bottom end be detached from locating slot 31, then presses
Dynamic support plate 7, then pulls installs case 4, can move out installs case 4 outside mounting groove 3.
The utility model: when bridge ontology 2 is shaken, drive two shock structures 36 mobile first, shock structure 36 moves
It is dynamic to drive the first spring stress to shrink by damping block 38, part vibration is offset by the bounce of the first spring at this time, together
Shi Qiaoliang ontology 2, which is shaken, drives support plate 7 mobile, and support plate 7 is mobile to drive two L-type plates 6 to rotate, and two 6 turns of L-type plate
Dynamic to drive two sliding shoes 26 mobile respectively, two sliding shoes 26 are mobile to drive two pulling 40 stress of spring to stretch respectively, this
When under the opposition for pulling spring 40, to offset part vibration, and the rotation of L-type plate 6 drives pull rod 8 mobile, pull rod 8
Mobile to drive connecting plate 9 mobile, connecting plate 9 is mobile to drive telescopic rod 12 mobile, and telescopic rod 12 is mobile to be made by the first sliding block 14
It obtains second spring stress to stretch, rotates backward L-type plate 6 at this time, can to prop up
Fagging 7 is supported bridge ontology 2, and the rotation of L-type plate 6 at this time pulls motion bar 17 mobile again, and mobile drive of motion bar 17 is moved
Lever 20 is moved up along the inclined surface of wedge block 18, so that top plate 24 effectively supports support plate 7, thus
The anti-seismic performance that bridge ontology 2 can effectively be improved, when needing to dismantle, rotating screw cap 34 disengages it from bolt 33, then
Rotational positioning bar 30 makes its bottom end be detached from locating slot 31, then presses support plate 7, then pulls installs case 4, can be by installs case
4 move out outside mounting groove 3.
Claims (10)
1. a kind of bridge earthquake resistance limiting device being convenient for changing, including bridge pier (1), which is characterized in that the top side of the bridge pier (1)
It offers mounting groove (3), the side of mounting groove (3) is opening setting, is movably installed with installs case (4), installs in mounting groove (3)
The top side of case (4) is opening setting, and there are two fixed block (5), two fixed blocks for fixed installation on the bottom side inner wall of installs case (4)
(5) top side is rotatably equipped with L-type plate (6), and the top side of two L-type plates (6) all extends to mounting groove (3) outside and activity installation
Have the same support plate (7), the top side of support plate (7) is movably installed with bridge ontology (2), what two L-type plates (6) were located remotely from each other
Side is rotatably equipped with pull rod (8), and one end that two pull rods (8) are located remotely from each other is rotatably equipped with connecting plate (9), installs case
(4) it is fixedly installed on two sides inner wall supporting block (10), two supporting block (10) sides close to each other offer and stretch
Contracting slot (11), two telescopic chutes (11) are interior to be movably installed with telescopic rod (12), two telescopic rods (12) one end close to each other
It extends respectively to two telescopic chutes (11) outside and is respectively and fixedly installed on the side that two connecting plates (9) are located remotely from each other, two
The fixed case (15) that is fixedly mounted on the inner wall of installs case (4) bottom side is equipped between fixed block (5), in the two sides of fixed case (15)
It offers movable span (16), is movably installed with motion bar (17) in two movable spans (16), the two of motion bar (17) on wall
End all extends to movable span (16) outside, and one end that two motion bars (17) are located remotely from each other is rotatably installed in two L-type plates (6) respectively
On side close to each other, the top side of two motion bars (17) is fixedly installed with the wedge block in fixed case (15)
(18), the top side of two wedge blocks (18) offers shifting chute (19), is movably installed with movement in two shifting chutes (19)
Bar (20), the top of two mobile bars (20) all extend to mounting groove (3) outside and are fixedly installed with the same top plate (24), top plate
(24) top side is adapted with the bottom side of support plate (7).
2. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the mounting groove
(3) two sides are equipped with the damping trough (35) being provided on bridge pier (1) top side, are movably installed with and subtract in two damping troughs (35)
It shakes column (36), the top of two shock structures (36) extends respectively to two damping troughs (35) and is fixedly mounted on bridge ontology outside and
(2) on bottom side.
3. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 2, which is characterized in that the damping trough
(35) it is offered on two sides inner wall limiting slot (37), is movably installed with the same damping block in two limiting slots (37)
(38), the bottom end of shock structure (36) is fixedly mounted on the top side of damping block (38), and the bottom side of damping block (38) is fixedly installed with
One end of first spring, the other end of the first spring are fixedly mounted on the bottom side inner wall of limiting slot (37).
4. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the L-type plate
(6) two sides are equipped with the bolt hole (32) for being provided with support plate (7) top side, are movably installed with spiral shell in two bolts hole (32)
Bolt (33), the both ends of bolt (33) all extend to bolt hole (32) outside, and the top of bolt (33) is fixedly mounted on bridge ontology (2)
Bottom side on, screw thread is socketed with the nut (34) below support plate (7) on bolt (33).
5. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the top plate
(24) two sides are equipped with the sliding groove (25) for being provided with support plate (7) bottom side, are movably installed in two sliding grooves (25)
Sliding shoe (26), the top side of two L-type plates (6) are rotatably installed in respectively on the bottom side of two sliding shoes (26), two sliding shoes
(26) side close to each other offers the through-hole (27) in sliding groove (25), is movably installed with sliding in through-hole (27)
Column (28), the both ends of slide post (28) all extend to through-hole (27) outside and are respectively and fixedly installed to the two sides inner wall of sliding groove (25)
On, the side that two sliding shoes (26) are located remotely from each other is fixedly installed with the one end for pulling spring (40), two pulling springs
(40) one end being located remotely from each other is respectively and fixedly installed on the side inner wall that two sliding grooves (25) are located remotely from each other.
6. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the telescopic chute
(11) it offers first sliding groove (13), is slidably fitted in two first sliding grooves (13) same on top side and bottom side inner wall
First sliding block (14), telescopic rod (12) are fixedly mounted on the first sliding block (14) close to connecting plate (9) far from the one end of connecting plate (9)
Side on, the first sliding block (14) is fixedly installed with one end of second spring far from the side of connecting plate (9), second spring
The other end is fixedly mounted on first sliding groove (13) far from the side inner wall of connecting plate (9).
7. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the shifting chute
(19) it is offered on two sides inner wall second sliding slot (22), it is sliding that same second is slidably fitted in two second sliding slots (22)
The bottom end of block (23), mobile bar (20) is rotatably installed on the top side of the second sliding block (23).
8. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the installs case
(4) bottom side corner location is movably installed with idler wheel, and idler wheel is in contact with the bottom side inner wall of mounting groove (3).
9. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the installs case
(4) side is fixedly installed with fixed link (29), and movable sleeve is connected to locating rod (30) in fixed link (29), the bottom of mounting groove (3)
It is offered on the inner wall of side locating slot (31), the bottom end of locating rod (30) extends in locating slot (31), the side of locating rod (30)
It offers rotation hole (39), rotation hole (39) are run through in one end of fixed link (29).
10. a kind of bridge earthquake resistance limiting device being convenient for changing according to claim 1, which is characterized in that the fixation
The top side of case (15) is opened up there are two moving hole (21), and the top of two mobile bars (20) extends through two moving hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821666009.6U CN208981115U (en) | 2018-09-27 | 2018-09-27 | A kind of bridge earthquake resistance limiting device being convenient for changing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821666009.6U CN208981115U (en) | 2018-09-27 | 2018-09-27 | A kind of bridge earthquake resistance limiting device being convenient for changing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208981115U true CN208981115U (en) | 2019-06-14 |
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ID=66787443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821666009.6U Active CN208981115U (en) | 2018-09-27 | 2018-09-27 | A kind of bridge earthquake resistance limiting device being convenient for changing |
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| CN (1) | CN208981115U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056505A (en) * | 2018-09-27 | 2018-12-21 | 北方民族大学 | A kind of bridge earthquake resistance limiting device being convenient for changing |
| CN110359365A (en) * | 2019-08-06 | 2019-10-22 | 重庆德新纪源科技有限公司 | A kind of packaged type bridges shock-proof seat |
| CN110539290A (en) * | 2019-08-27 | 2019-12-06 | 南京涵曦月自动化科技有限公司 | Industrial robot moving platform for stamping |
-
2018
- 2018-09-27 CN CN201821666009.6U patent/CN208981115U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056505A (en) * | 2018-09-27 | 2018-12-21 | 北方民族大学 | A kind of bridge earthquake resistance limiting device being convenient for changing |
| CN109056505B (en) * | 2018-09-27 | 2024-03-01 | 北方民族大学 | Bridge anti-seismic limiting device convenient to replace |
| CN110359365A (en) * | 2019-08-06 | 2019-10-22 | 重庆德新纪源科技有限公司 | A kind of packaged type bridges shock-proof seat |
| CN110539290A (en) * | 2019-08-27 | 2019-12-06 | 南京涵曦月自动化科技有限公司 | Industrial robot moving platform for stamping |
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