CN215668963U - Road bridge tunnel connecting device with protective structure - Google Patents
Road bridge tunnel connecting device with protective structure Download PDFInfo
- Publication number
- CN215668963U CN215668963U CN202121683502.0U CN202121683502U CN215668963U CN 215668963 U CN215668963 U CN 215668963U CN 202121683502 U CN202121683502 U CN 202121683502U CN 215668963 U CN215668963 U CN 215668963U
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- Prior art keywords
- fixedly connected
- bridge
- road
- base
- protection
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- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 title claims abstract description 14
- 230000003139 buffering effect Effects 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 239000000872 buffer Substances 0.000 claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 4
- 239000007853 buffer solution Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000013016 damping Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of roads, bridges and tunnels, and discloses a road, bridge and tunnel connecting device with a protective structure. According to the utility model, when the device bears impact, the base transmits a part of impact force to the compression spring through the compression air bag to perform buffering and shock absorption, the other part of impact force is transmitted to the shaft sleeve through the side column, the shaft sleeve moves outwards on the transverse shaft to transmit the force to the buffer spring to perform buffering and pressure relief, the shock generated after the base is stressed is reduced, and the effect of enabling the device to have excellent buffering and protection performance is achieved by matching with the protection of the protection top plate.
Description
Technical Field
The utility model relates to the technical field of roads, bridges and tunnels, in particular to a road, bridge and tunnel connecting device with a protective structure.
Background
Along with the development of society, people are more and more ripe to the construction of road bridge tunnel, and wherein, bridge connecting device is in the same place the joint support pole fixed connection of bridge bottom, plays the device of supporting role to the bridge, makes the bearing effect that the bridge can stably play.
Current bridge tunnel connecting device does not set up the protective device who is used for buffering the absorbing basically, and the device directly bears external pressure, and this is long easily leads to the device to damage to generally only with the screw-on die behind the connecting rod disect insertion device when dead lever at the bottom of the bridge, fix it, this kind of mode flexibility is lower, is difficult to adapt to the connecting rod of different specifications.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the road, bridge and tunnel connecting device with the protective structure, which has the advantages of excellent protection and flexible fixation of connecting rods with different specifications, and solves the problem of lack of protective measures of the device.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a road, bridge and tunnel connecting device with protective structure, includes the base, the surface sliding connection of base has the buffering bottom plate, the two outer poles of top fixedly connected with of base, the outer fixed surface of two outer poles is connected with the connection pad, the top fixedly connected with protection roof of two outer poles, the surface of buffering bottom plate is provided with buffering protection machanism, the inside of connection pad is provided with adjustment mechanism.
Through the technical scheme, the device is when bearing the impact, the base with some impact force stand the air bag and transmit the shock attenuation of buffering on the compression spring, another part impact force can pass to the axle sleeve through the side post, the axle sleeve moves outward on the cross axle, transmit power to buffer spring and cushion, the protection of cooperation protection roof, make the device have excellent buffering barrier propterty, and insert the connecting rod behind the connection pad, fixed upper padding cooperation activity lower padding can fix the connecting rod of different specifications.
Preferably, the buffering protection mechanism comprises a compression spring, a compression air bag is fixedly connected to the top of the compression spring, and the top of the compression air bag is fixedly connected with the bottom of the base.
Through above-mentioned technical scheme, the base can transmit some power to the pressurized gasbag after bearing the impact, withstands and transmits to compression spring again after the pressurized gasbag shock attenuation, is cushioned once more by compression spring.
Preferably, the inboard fixedly connected with cross axle of buffer floor, the surface activity cover of cross axle is equipped with buffer spring, buffer spring's inboard fixedly connected with axle sleeve, the top swing joint of axle sleeve has the side post, the top fixedly connected with main shaft of side post.
Through the technical scheme, when the side column moves outwards, the shaft sleeve is pushed to slide outside the outer surface of the transverse shaft, so that the buffer spring is extruded, and the buffer spring is used for buffering and releasing pressure.
Preferably, the outer surface of the base is provided with a rectangular frame, the inner surface of the rectangular frame is fixedly connected with a sponge cushion, and the inner surface of the sponge cushion is connected with the outer surface of the main shaft in a sliding mode.
Through above-mentioned technical scheme, when the main shaft slided in the rectangle frame, the foam-rubber cushion accessible buffering reduced the impact force in the twinkling of an eye that the main shaft received, reduced the impaired degree of main shaft.
Preferably, the inner wall of the connecting disc is fixedly connected with a fixing frame, the top of the inner wall of the fixing frame is rotatably connected with an inner screw rod, and the bottom of the inner screw rod is fixedly connected with a bottom knob.
Through the technical scheme, the rotary bottom knob can drive the inner screw rod to rotate inside the fixed frame and drive subsequent parts to move.
Preferably, the outer surface thread sleeve of the inner screw is provided with an outer screw sleeve, the top of the outer screw sleeve is fixedly connected with an upper push rod, and the top of the upper push rod is fixedly connected with a movable lower pad.
Through the technical scheme, after the inner screw rotates, the outer screw sleeve of the screw rises along the outer surface of the inner screw, so that the upper push rod and the movable lower pad move upwards.
Preferably, the inner wall of the connecting disc is fixedly connected with a supporting rod, and one end, far away from the connecting disc, of the supporting rod is fixedly connected with a fixed upper cushion.
Through above-mentioned technical scheme, insert the connecting rod behind the inner wall of fixed upper padding, the activity lower bolster that the cooperation shifted up can fix the connecting rod that the model is different between activity lower bolster and the fixed upper padding, and the cooperation screw reaches the effect of fixed different specification connecting rods.
Compared with the prior art, the utility model provides a road, bridge and tunnel connecting device with a protective structure, which has the following beneficial effects:
1. this road bridge tunnel connecting device with protective structure, when bearing the impact through the device, the base with some impact force stand the air bag and transmit the cushioning shock attenuation on compression spring, another part impact force can pass to the axle sleeve through the side column, the axle sleeve moves outward on the cross axle, transmit power to buffer spring and cushion the decompression, reduce the vibrations that produce behind the base atress, the protection of cooperation protection roof to reach the effect that makes the device have excellent buffering barrier propterty.
2. This road bridge tunnel connecting device with protective structure, through rotatory end knob, drive the inside rotation of interior screw rod at fixed frame to make the outer cover of pole that cup joints with interior screw rod screw gradually shift up, and the linkage goes up the push rod and rises with the activity lower bolster, stacks up to move on the activity lower bolster and after suitable position, can make the top of activity lower bolster support the connecting rod, the cooperation is fixed to be filled up tightly and wraps up the connecting rod, thereby reaches the effect of fixing in a flexible way to the connecting rod of different specifications.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic diagram of a land structure according to the present invention;
FIG. 3 is a schematic view of the structure of the external thread sleeve of the rod of the present invention.
Wherein: 1. a base; 2. a buffer base plate; 201. a compression spring; 202. a pressurized air bag; 203. a horizontal axis; 204. a buffer spring; 205. a shaft sleeve; 206. a side post; 207. a main shaft; 3. a double outer bar; 4. a connecting disc; 401. a fixing frame; 402. an inner screw rod; 403. a bottom knob; 404. the outer thread sleeve of the rod; 405. a push rod is arranged; 406. a movable lower cushion; 5. a strut; 6. fixing the upper pad; 7. a protective roof; 8. a rectangular frame; 9. a spongy cushion.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1, as shown in fig. 1 to 3, the present invention provides a road, bridge and tunnel connection device with a protection structure, after a connection rod at the bottom of a bridge is inserted into a connection pad 4, a bottom knob 403 is rotated to move a movable bottom pad 406 upwards, a fixed upper pad 6 can fix connection rods with different specifications by matching with the movable bottom pad 406, and after the connection rods are fixed, the device can bear certain impact, wherein a protection top plate 7 directly protects the top of the device, and the device gradually reduces the generated vibration when the device is impacted by matching with the damping and pressure relief of a compressed air bag 202 and a compressed spring 201 at the bottom of a base 1, and the damping and pressure relief of a side column 206, a shaft sleeve 205 and a buffer spring 204, so as to protect the device.
In embodiment 2, as shown in fig. 2 and 3, when the bottom knob 403 is rotated, the inner screw 402 rotates along with the rotation, so that the outer screw 404 of the rod, which is in threaded connection with the inner screw 402, moves upward gradually, and then the upper push rod 405 and the movable lower pad 406 are linked to ascend until the movable lower pad 406 urgently wraps the lower surface of the connecting rod, and the connecting rod can be stably fixed by matching with the fixed upper pad 6.
The working principle is as follows: when the device is used, the connecting rod at the bottom of the bridge is firstly inserted into the connecting discs 4 on the double outer rods 3 and is contacted with the inner wall of the fixed upper pad 6, the fixed upper pad 6 is supported by the supporting rod 5, then the bottom knob 403 is rotated to drive the inner screw 402 to rotate in the fixed frame 401, so that the outer screw sleeve 404 of the rod which is in threaded sleeve joint with the inner screw 402 is gradually moved upwards, the upper push rod 405 and the movable lower pad 406 are linked to ascend, after the movable lower pad 406 moves upwards to a proper position, the top of the movable lower pad 406 can be propped against the connecting rod, so that the connecting rod is tightly wrapped by the movable lower pad 406 and the fixed upper pad 6, the aim of flexibly fixing the connecting rods with different specifications is fulfilled in cooperation with the fixation of screws, after the connecting rod is fixed, the protective top plate 7 at the top of the device can directly bear the impact from the top, the base 1 transmits part of the impact force to the compression air bag 202 after receiving the impact, transmits the impact force to the compression spring 201 after being subjected to the damping and pressure relief of the compression air bag 202, is further buffered by the compression spring 201, thereby relieving the vibration caused by the instant impact force on the base 1, transmitting the other part of the force to the shaft sleeve 205 through the main shaft 207 and the side column 206, the main shaft 207 sliding on the inner wall of the rectangular frame 8, and reducing the damage caused by the instant impact force on the main shaft 207 by matching with the protection of the spongy cushion 9, the shaft sleeve 205 slides along the outer surface of the horizontal shaft 203 after being stressed, and then presses the buffer spring 204, the buffer spring 204 further buffers and releases pressure, at the moment, the base 1 vibrates up and down along the inner side of the buffer bottom plate 2, the vibration amplitude is gradually reduced, therefore, the device is protected in a buffering mode, and the purpose that the device has excellent buffering and protecting performance is finally achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a road bridge tunnel connecting device with protective structure, includes the base, its characterized in that: the surface sliding connection of base has the buffering bottom plate, the two outer poles of top fixedly connected with of base, the fixed surface of two outer poles is connected with the connection pad, the top fixedly connected with protection roof of two outer poles, the surface of buffering bottom plate is provided with buffering protection machanism, the inside of connection pad is provided with adjustment mechanism.
2. The road, bridge and tunnel connection device with the protection structure as claimed in claim 1, wherein: the buffering protection mechanism comprises a compression spring, a compression air bag is fixedly connected to the top of the compression spring, and the top of the compression air bag is fixedly connected with the bottom of the base.
3. The road, bridge and tunnel connection device with the protection structure as claimed in claim 1, wherein: the buffer base plate's inboard fixedly connected with cross axle, the surface movable sleeve of cross axle is equipped with buffer spring, buffer spring's inboard fixedly connected with axle sleeve, the top swing joint of axle sleeve has the side post, the top fixedly connected with main shaft of side post.
4. The road, bridge and tunnel connection device with the protection structure as claimed in claim 3, wherein: the outer surface of the base is provided with a rectangular frame, the inner surface of the rectangular frame is fixedly connected with a sponge pad, and the inner surface of the sponge pad is connected with the outer surface of the main shaft in a sliding mode.
5. The road, bridge and tunnel connection device with the protection structure as claimed in claim 1, wherein: the inner wall of the connecting disc is fixedly connected with a fixing frame, the top of the inner wall of the fixing frame is rotatably connected with an inner screw rod, and the bottom of the inner screw rod is fixedly connected with a bottom knob.
6. The road, bridge and tunnel connection device with the protection structure as claimed in claim 5, wherein: the outer surface thread bush of interior screw rod is equipped with pole outer thread bush, the top fixedly connected with push rod outside the pole outer thread bush, the top fixedly connected with activity lower bolster of push rod.
7. The road, bridge and tunnel connection device with the protection structure as claimed in claim 1, wherein: the inner wall of the connecting disc is fixedly connected with a supporting rod, and one end, far away from the connecting disc, of the supporting rod is fixedly connected with a fixed upper pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683502.0U CN215668963U (en) | 2021-07-23 | 2021-07-23 | Road bridge tunnel connecting device with protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683502.0U CN215668963U (en) | 2021-07-23 | 2021-07-23 | Road bridge tunnel connecting device with protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215668963U true CN215668963U (en) | 2022-01-28 |
Family
ID=79981199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121683502.0U Expired - Fee Related CN215668963U (en) | 2021-07-23 | 2021-07-23 | Road bridge tunnel connecting device with protective structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215668963U (en) |
-
2021
- 2021-07-23 CN CN202121683502.0U patent/CN215668963U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |