CN215052039U - Speed locking support convenient to increase - Google Patents
Speed locking support convenient to increase Download PDFInfo
- Publication number
- CN215052039U CN215052039U CN202120432002.3U CN202120432002U CN215052039U CN 215052039 U CN215052039 U CN 215052039U CN 202120432002 U CN202120432002 U CN 202120432002U CN 215052039 U CN215052039 U CN 215052039U
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- plate
- heightening
- backing plate
- board
- speed
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- 230000000670 limiting effect Effects 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 13
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 241000282472 Canis lupus familiaris Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model provides a speed locking support convenient to increase, including the support plate structure, bottom plate and speed locking ware, the support plate structure passes through slide rail set spare and sets up the top at the bottom plate with sliding, speed locking ware sets up spacing in order to realize combatting earthquake between support plate structure and bottom plate, still including heightening the board, heightening the board and setting up the top at the support plate structure, heightening the board and passing through the connecting piece with the support plate structure and being connected, heightening and being provided with between board and the support plate structure and heightening the subassembly, heightening the subassembly and including the backing plate, the backing plate sets up between heightening board and support plate structure with sliding, the backing plate is provided with first inclined plane with heightening the one side of board contact, heightening the bottom of board be provided with first inclined plane complex second inclined plane. The utility model provides a current support can not possess the problem of antidetonation and height-adjusting function simultaneously, increased the function of adjusting the support height, and design compact structure has reduced manufacturing cost and installation cost.
Description
Technical Field
The utility model relates to a bridge beam supports technical field especially relates to a speed locking support convenient to increase.
Background
The bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and a pier, can reliably transfer load and deformation (displacement and corner) borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. Nowadays, with the development of bridge construction in China, the requirements on bridge supports are higher and higher, most of the existing bridge supports only have the functions of earthquake resistance, wind resistance or impact resistance, but due to geological settlement, beam body elevation adjustment needs to be carried out on the bridge; although the support used for height adjustment of the bridge is provided, the support with different functions is required to be arranged between the bridge and the pier, so that the installation cost and the manufacturing cost are increased, and the protection effect on the bridge cannot be optimal; therefore, a bridge support with both anti-seismic and height-adjusting functions is needed to protect the bridge from being damaged to the greatest extent.
SUMMERY OF THE UTILITY MODEL
To the not enough that exists among the prior art, the utility model provides a speed locking support convenient to increase, it has solved the problem that the bridge beam supports who exists can not possess the antidetonation simultaneously and increase the function among the prior art.
According to the utility model discloses an embodiment, speed locking support convenient to increase, including support plate structure, bottom plate and speed locker, the support plate structure passes through slide rail set spare and sets up the top at the bottom plate with sliding, speed locker sets up spacing in order to realize antidetonation between support plate structure and bottom plate, still including heightening the board, heightening the board and setting up at the top of support plate structure, heightening the board and passing through the connecting piece with the support plate structure and be connected, heightening and being provided with between board and the support plate structure and heightening the subassembly, heightening the subassembly and including the backing plate, the backing plate sets up between heightening board and support plate structure with sliding, the backing plate is provided with first inclined plane with the one side of heightening board contact, heightening the bottom of board be provided with first inclined plane complex second inclined plane.
Compared with the prior art, the utility model discloses following beneficial effect has: through set up the backing plate between heightening board and support plate structure, the backing plate is provided with first inclined plane with the one side of heightening the board contact, and be provided with the second inclined plane with first inclined plane matched with in the bottom of heightening the board, in the in-process of using, only need remove the backing plate just can realize reducing or raising the support, make this support increase the function of adjusting the support height on shock-resistant basis, and this design compact structure, manufacturing cost and installation cost have been reduced simultaneously, consequently compare in current support, good social and economic benefits have.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a front view of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the height adjusting assembly according to the embodiment of the present invention.
Fig. 4 is a side sectional view of an embodiment of the present invention.
In the above drawings: 1. an upper support plate; 2. a spherical cap liner plate; 3. a lower support plate; 4. a base plate; 5. a speed locker; 51. a steel cylinder; 52. a piston rod; 6. a height adjusting plate; 7. a connecting member; 8. a base plate; 81. a first backing plate; 82. a second backing plate; 9. a second inclined plane; 10. a fixing plate; 11. adjusting the screw rod; 12. a first guide rail; 13. a limiting plate; 14. a spacing pin; 15. a second guide rail; 16. a chute; 17. a card slot; 18. and a stop block.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1 and fig. 2, the embodiment of the present invention provides a speed locking support convenient for height adjustment, which comprises a support plate structure, a bottom plate 4, a speed locker 5, a height adjusting plate 6, a connecting member 7, a bolt, a height adjusting assembly, a backing plate 8, a first inclined surface, a second inclined surface, a first inclined surface and a second inclined surface, wherein the support plate structure is slidably arranged on the top of the bottom plate 4 through a sliding rail assembly, the speed locker 5 is arranged between the support plate structure and the bottom plate 4 to realize anti-seismic spacing, the height adjusting plate 6 is arranged on the top of the support plate structure, the height adjusting plate 6 is connected with the support plate structure through the connecting member 7, the connecting member 7 is a bolt, the bolt is correspondingly adjusted when the height adjusting plate 6 is adjusted, the height adjusting assembly is arranged between the height adjusting plate 6 and the support plate structure, the height adjusting assembly comprises the backing plate 8, the backing plate 8 is slidably arranged between the height adjusting plate 6 and the support plate structure, the first inclined surface of the backing plate 8 contacting with the height adjusting plate 6, the bottom of the height-adjusting plate 6 is provided with a second inclined surface 9 matched with the first inclined surface.
The specific working principle of the X-axis anti-seismic function is as follows: when the speed regulator is used in the embodiment, the bottom plate 4 is fixed on a pier, the height-adjusting plate 6 is connected with a bridge, the support plate structure is arranged at the top of the bottom plate 4 in a sliding mode through the slide rail assembly, namely the support plate structure and the bottom plate 4 slide relatively to form a sliding surface in normal use, two piston rods 52 of the speed regulator 5 are fixedly connected with the support plate structure, the extending direction of the piston rods 52 is an X axis, the vertical direction is a Z axis, the Y axis is perpendicular to the X axis and the Z axis, under the condition of normal use, the support plate structure freely slides along the X axis, namely moves along the bridge direction, and meanwhile, the piston rods 52 and the steel cylinder 51 of the speed regulator 5 move relatively to release displacement; however, when an earthquake occurs, the speed locker 5 is quickly locked by a large impact force, at the moment, the flexible connection between the support plate structure and the bottom plate 4 is changed into rigid connection, namely, the movable pier provided with the support is changed into a fixed pier, and horizontal force of the earthquake is shared, so that the earthquake limiting effect is achieved.
As shown in fig. 3, according to the utility model discloses a further embodiment, backing plate 8 includes first backing plate 81 and second backing plate 82, and first backing plate 81 and second backing plate 82 symmetry set up at the top of bearing plate structure, the bottom of increaseing board 6 also is provided with the second inclined plane 9 of two symmetries, the top of bearing plate structure is fixed with fixed plate 10, and fixed plate 10 is located between first backing plate 81 and the second backing plate 82, and first backing plate 81 and second backing plate 82 all are connected with fixed plate 10 through adjusting screw 11, and adjusting screw 11 rotates with fixed plate 10 to be connected, and adjusting screw 11 and first backing plate 81 and second backing plate 82 threaded connection.
The specific working principle of the heightening function is as follows: the bottom of the height-adjusting plate 6 is symmetrically provided with two second inclined surfaces 9 which are respectively matched with and contacted with the first inclined surfaces on the first backing plate 81 and the second backing plate 82, when the height of the support needs to be adjusted, the adjusting screw 11 is screwed to rotate forwards or backwards, so that the first backing plate 81 and the second backing plate 82 are close to or far away from each other, and the purpose of lowering or raising the support is achieved; the friction coefficients between the first backing plate 81 and the second backing plate 82 and the support plate structure and the height-adjusting plate 6 are all larger than the inclination values of the first backing plate 81 and the second backing plate 82. Specifically, the inclination of first backing plate 81 and second backing plate 82 sets up to 1:15, heightening board 6, first backing plate 81, second backing plate 82 and support plate structure all adopt the steel sheet to make, and the static coefficient of friction between steel sheet and the steel sheet is 0.15, the dynamic coefficient of friction is 0.075, all be greater than the inclination value 0.067 of first backing plate 81 and second backing plate 82 this moment, the inclination value is less than coefficient of friction and realizes the auto-lock on inclined plane promptly, consequently, after the height of heightening board 6 is adjusted, no matter heightening board 6 receives how big power in the vertical direction, first backing plate 81 and second backing plate 82 can not heighten board 6 and support plate structure relatively and slide to whole support structure's stability has been guaranteed.
As shown in fig. 4, according to the utility model discloses a further embodiment, the bearing plate structure includes upper bracket board 1, bottom suspension bedplate 3 and spherical crown welt 2, upper bracket board 1 sets up the top at bottom suspension bedplate 3 with sliding, spherical crown welt 2 is located between upper bracket board 1 and the bottom suspension bedplate 3, and with upper bracket board 1 and 3 sliding connection of bottom suspension bedplate, the top of bottom suspension bedplate 3 is provided with the concave arc face, the lower terminal surface of spherical crown welt 2 is the convex arc face, concave arc face and convex arc face mutually support (the cooperation of cambered surface promptly), be provided with the antifriction plate on the concave arc face, upper bracket board 1 also is provided with the antifriction plate with the contact surface of spherical crown welt 2. Specifically, the cambered surface cooperation is for the plane cooperation, and sliding friction is bigger, and the shock attenuation effect is better, and the glide plane that upper bracket board 1, spherical crown welt 2, bottom suspension bedplate 3 constitute can satisfy the corner and the displacement function of bridge and pier.
As shown in fig. 2 and 4, according to the utility model discloses a further embodiment, be provided with two sets of first guide rails 12 on the Y axle direction of bottom suspension bedplate 3 symmetrically, spherical crown welt 2 is located between two sets of first guide rails 12, upper bracket board 1 sets up on two sets of first guide rails 12 with sliding, and the bottom of upper bracket board 1 is provided with the limiting plate 13 that is used for preventing upper bracket board 1 to break away from two sets of first guide rails 12, still be provided with spacer pin 14 on the limiting plate 13, spacer pin 14 and upper bracket board 1 fixed connection.
The specific working principle of Y-axis anti-seismic limiting is as follows: under normal conditions, due to the action of the limiting plate 13 and the limiting pin 14, the upper support plate 1 cannot slide relative to the lower support plate 3, and at the moment, the limiting in the Y-axis direction is formed, namely the bridge and the pier are rigidly connected in the Y-axis direction, and when an earthquake comes, the anti-seismic limiting effect is achieved; however, when the earthquake force exceeds the shearing force of the limiting pin 14, the limiting pin 14 is sheared, the limiting plate 13 is separated from the upper support plate 1 and falls into the river, at the moment, the upper support plate 1 can slide in the Y-axis direction relative to the lower support plate 3, namely, the bridge is in flexible connection with the bridge pier through rigid connection, the bridge moves in the Y-axis direction to a certain extent, and therefore the bridge is prevented from being damaged due to the fact that the earthquake force is too large and the bridge is always in rigid connection with the bridge pier. Therefore, the support is installed in a bridge, the bearing function in the Z-axis direction, the bidirectional anti-seismic limiting function in the X-axis direction and the Y-axis direction, the displacement and corner function between the bridge and the bridge pier and the vertical heightening function are met, the seismic isolation and reduction technology is comprehensively utilized, the design structure is compact, the production cost and the installation cost are reduced, and good social benefit and economic benefit are achieved.
As shown in fig. 1 and 4, according to another embodiment of the present invention, the slide rail assembly includes a second guide rail 15 and a sliding plate, the second guide rail 15 is disposed in the X-axis direction of the support plate structure and located at the bottom center of the support plate structure, the top of the bottom plate 4 is provided with a sliding slot 16 for the second guide rail 15 to slide, the sliding plate is disposed on the side wall of the second guide rail 15 and the side wall of the sliding slot 16, and the sliding plate is disposed on the contact surface between the bottom plate 4 and the support plate structure. The steel cylinder 51 of the speed locker 5 is fixed on the bottom plate 4, the two piston rods 52 are parallel to the sliding grooves 16, the support plate structure is provided with clamping grooves 17 for the two piston rods 52 to pass through, and the piston rods 52 are fixedly connected with the clamping grooves 17. The bottom plate 4 is provided with a stop block 18, the stop block 18 is provided with a groove, and the end parts of the two piston rods 52 respectively extend into the corresponding grooves and are in sliding connection with the grooves, so that a better limiting effect is achieved.
The utility model discloses another connected mode of speed locker 5 does: the sunken mounting groove that forms of lateral wall of bearing plate structure, the steel cylinder 51 of speed locker 5 is fixed in the mounting groove, all be provided with draw-in groove 17 on the relative both sides wall of mounting groove, two piston rods 52 of speed locker 5 pass two respectively draw-in groove 17 and sliding connection with it, still be provided with two dogs 18 on the bottom plate 4, be provided with the recess on two dogs 18, the tip of two piston rods 52 is fixed respectively in the recess that corresponds.
The specific working process is as follows: during normal use, the support plate structure and the bottom plate 4 move relatively through the second guide rail 15, and simultaneously the two piston rods 52 and the steel cylinder 51 move relatively to release the displacement. The speed locker 5 makes the resistance generated between the steel cylinder 51 and the piston rod 52 under the low-speed working state very small through the special performance (namely speed sensitivity) of the high-viscosity fluid filled in the steel cylinder 51 in the piston, and the resistance generated by the high-viscosity fluid is rapidly increased to a designed value along with the increase of the speed of the relative displacement of the steel cylinder 51 and the piston rod, and the speed locker 5 is locked by changing the flexibility into the rigidity, thereby realizing the relative displacement between the connecting members at the two ends under the low speed and the limiting function under the high speed.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (10)
1. The utility model provides a speed locking support convenient to increase, includes support plate structure, bottom plate (4) and speed locker (5), the support plate structure sets up on bottom plate (4) through slide rail set spare with sliding, speed locker (5) set up between support plate structure and bottom plate (4) spacing with realizing antidetonation, its characterized in that: still including heightening board (6), heightening board (6) sets up at the top of bearing plate structure, and heightening board (6) passes through connecting piece (7) with the bearing plate structure and is connected, heightening and being provided with between board (6) and the bearing plate structure and heightening the subassembly, heightening the subassembly and including backing plate (8), backing plate (8) slide ground and set up between heightening board (6) and bearing plate structure, backing plate (8) and the one side of heightening board (6) contact are provided with first inclined plane, heightening the bottom of board (6) be provided with first inclined plane complex second inclined plane (9).
2. A speed lock bracket to facilitate speed adjustment as set forth in claim 1, wherein: backing plate (8) include first backing plate (81) and second backing plate (82), and first backing plate (81) and second backing plate (82) symmetry set up at the top of support plate structure, heightening the bottom of board (6) and also being provided with second inclined plane (9) of two symmetries, the top of support plate structure is provided with fixed plate (10), and fixed plate (10) are located between first backing plate (81) and second backing plate (82), and first backing plate (81) and second backing plate (82) all are connected with fixed plate (10) through adjusting screw (11), and adjusting screw (11) are rotated with fixed plate (10) and are connected, adjusting screw (11) and first backing plate (81) and second backing plate (82) threaded connection.
3. A speed lock bracket to facilitate speed adjustment as set forth in claim 2, wherein: the friction coefficients between the first backing plate (81) and the second backing plate (82) and the support plate structure and the height-adjusting plate (6) are all larger than the inclination values of the first backing plate (81) and the second backing plate (82).
4. A speed lock bracket to facilitate speed adjustment as set forth in claim 3, wherein: the inclination of the first backing plate (81) and the inclination of the second backing plate (82) are both 1:15, and the first backing plate (81), the second backing plate (82), the support plate structure and the height-adjusting plate (6) are all made of steel plates.
5. A speed lock bracket to facilitate speed adjustment as claimed in any one of claims 1 to 4 wherein: the utility model discloses a bearing plate structure, including bearing plate (1), bottom suspension bedplate (3) and spherical crown welt (2), bearing plate (1) sets up the top at bottom suspension bedplate (3) with sliding, spherical crown welt (2) set up between bearing plate (1) and bottom suspension bedplate (3), and with bearing plate (1) and bottom suspension bedplate (3) sliding connection, the top of bottom suspension bedplate (3) is provided with the concave arc face, the lower terminal surface of spherical crown welt (2) is the convex arc face, concave arc face and convex arc face mutually support, be provided with the antifriction plate on the concave arc face, bearing plate (1) also is provided with the antifriction plate with the contact surface of spherical crown welt (2).
6. A speed lock bracket to facilitate speed adjustment as set forth in claim 5, wherein: the extension direction of the piston rod (52) of speed locking ware (5) is the X axle, and vertical direction is the Z axle, and the Y axle is all perpendicular with X axle and Z axle, be provided with two sets of first guide rail (12) on the Y axle direction of bottom suspension bedplate (3) symmetrically, spherical crown welt (2) are located between two sets of first guide rail (12), upper bracket board (1) sets up on two sets of first guide rail (12) with sliding, and the bottom of upper bracket board (1) is provided with limiting plate (13) that are used for preventing upper bracket board (1) to break away from two sets of first guide rail (12), still be provided with spacer pin (14) on limiting plate (13), spacer pin (14) and upper bracket board (1) fixed connection.
7. A speed lock bracket to facilitate speed adjustment as set forth in claim 1, wherein: the slide rail assembly comprises a second guide rail (15) and a sliding plate, the second guide rail (15) is arranged in the X-axis direction of the support plate structure and is located at the center of the bottom of the support plate structure, a sliding chute (16) for the second guide rail (15) is arranged at the top of the bottom plate (4), the sliding plate is arranged on the side wall of the second guide rail (15) and the side wall of the sliding chute (16), and the sliding plate is also arranged on the contact surface of the bottom plate (4) and the support plate structure.
8. A speed lock bracket to facilitate speed adjustment as set forth in claim 7, wherein: the steel cylinder (51) of the speed locker (5) is fixed on the bottom plate (4), two piston rods (52) of the speed locker (5) are parallel to the sliding groove (16), a clamping groove (17) for the two piston rods (52) to pass through is formed in the structure of the support plate, and the two piston rods (52) are fixedly connected with the clamping groove (17).
9. A speed lock bracket to facilitate speed adjustment as set forth in claim 8, wherein: the bottom plate (4) is provided with a stop block (18), the stop block (18) is provided with a groove, and the end parts of the two piston rods (52) respectively extend into the corresponding grooves and are in sliding connection with the grooves.
10. A speed lock bracket to facilitate speed adjustment as set forth in claim 1, wherein: the sunken mounting groove that forms of lateral wall of support plate structure, steel cylinder (51) of speed locker (5) are fixed in the mounting groove, all be provided with draw-in groove (17) on the relative both sides wall of mounting groove, two piston rods (52) of speed locker (5) pass two draw-in grooves (17) respectively and sliding connection with it, still be provided with two dog (18) on bottom plate (4), all be provided with the recess on two dog (18), the tip of two piston rods (52) is fixed respectively in the recess that corresponds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120432002.3U CN215052039U (en) | 2021-02-26 | 2021-02-26 | Speed locking support convenient to increase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120432002.3U CN215052039U (en) | 2021-02-26 | 2021-02-26 | Speed locking support convenient to increase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215052039U true CN215052039U (en) | 2021-12-07 |
Family
ID=79253774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120432002.3U Active CN215052039U (en) | 2021-02-26 | 2021-02-26 | Speed locking support convenient to increase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215052039U (en) |
-
2021
- 2021-02-26 CN CN202120432002.3U patent/CN215052039U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A speed locking support for easy height adjustment Effective date of registration: 20221220 Granted publication date: 20211207 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: CHENGDU HONGTU LUQIAO MACHINE CO.,LTD. Registration number: Y2022980026495 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20211207 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: CHENGDU HONGTU LUQIAO MACHINE CO.,LTD. Registration number: Y2022980026495 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A speed locking support that is easy to adjust Granted publication date: 20211207 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: CHENGDU HONGTU LUQIAO MACHINE CO.,LTD. Registration number: Y2024980007534 |