CN112195757A - Automatic bridge of striking protection after aerifing - Google Patents
Automatic bridge of striking protection after aerifing Download PDFInfo
- Publication number
- CN112195757A CN112195757A CN202011082725.1A CN202011082725A CN112195757A CN 112195757 A CN112195757 A CN 112195757A CN 202011082725 A CN202011082725 A CN 202011082725A CN 112195757 A CN112195757 A CN 112195757A
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- Prior art keywords
- fixedly connected
- bridge
- cavity
- wall
- cavities
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
- E01F13/046—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface the obstructing members moving up in a translatory motion, e.g. telescopic barrier posts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an automatic inflation post-impact protection bridge, which comprises a bridge, wherein the bridge is fixedly connected to the ground, a protection mechanism for automatic impact protection is arranged in the bridge, the protection mechanism comprises pressure cavities which are bilaterally symmetrical and have upward openings, pressure blocks are connected in the pressure cavities in a sliding manner, pressure springs are fixedly connected at the lower ends of the pressure blocks, the lower ends of the pressure springs are fixedly connected with the lower inner wall of the pressure cavities, and reset cavities which are bilaterally symmetrical and communicated with the outside are arranged in the bridge. The vehicle is prevented from turning out of the bridge and falling into the river, the difficulty of subsequent rescue is increased, and the rescue time is prolonged.
Description
Technical Field
The invention relates to the field of bridge engineering, in particular to a bridge capable of being automatically inflated and then protected by collision.
Background
The bridge is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, when an accident occurs on the bridge, the damage caused is more serious, the width of the bridge is limited, once the accident occurs, the bridge cannot be continuously used normally, the passing of the vehicles is seriously influenced, the accident occurring on the bridge is often more serious, the vehicles easily fall into the river, the assistance difficulty is increased, and the river can be polluted by parts on the vehicles;
in addition, the bridge is erected above the river, and once the river water flow exceeds the bridge, the traffic of vehicles is influenced, and the danger is easy to occur.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic inflation and collision protection bridge, and overcomes the problems that traffic accidents on the bridge are more dangerous, and the water level line is more dangerous when being too high.
The invention is realized by the following technical scheme.
The invention relates to an automatic inflation post-impact protection bridge, which comprises a bridge, wherein the bridge is fixedly connected to the ground, a protection mechanism for automatic impact protection is arranged in the bridge, the protection mechanism comprises pressure cavities which are bilaterally symmetrical and have upward openings, pressure blocks are connected in the pressure cavities in a sliding manner, pressure springs are fixedly connected at the lower ends of the pressure blocks, the lower ends of the pressure springs are fixedly connected with the lower inner wall of the pressure cavities, reset cavities which are bilaterally symmetrical and communicated with the outside are arranged in the bridge, telescopic rods which are vertically symmetrical and telescopic are connected in the reset cavities in a sliding manner are arranged in the telescopic rods, an extension cavity is arranged in each telescopic rod, one end of each telescopic rod, which is close to the corresponding pressure block, is fixedly connected with a reset spring, one end of each reset spring, which is close to the corresponding pressure, the inner wall of the pressure cavity close to the reset cavity is fixedly connected with a communicating pipe which is communicated with the protective airbag, one end of the protective airbag close to the pressure block is fixedly connected with a connecting pipe, a compression cavity which is communicated with the connecting pipe is arranged in the bridge, a compression block is connected in the compression cavity in a sliding way, the lower end of the compression block is fixedly connected with a compression spring, the lower end of the compression spring is fixedly connected with the lower inner wall of the compression cavity, the upper end of the compression block is fixedly connected with a thin rope, the thin rope penetrates through the upper inner wall of the compression cavity and the inner wall of the reset cavity close to the pressure block and is fixedly connected with the telescopic rod above, the inner wall of the extension cavity close to the connecting pipe is fixedly connected with an extension spring, the other end of the extension spring is fixedly connected with the inner wall of the extension, the bridge is internally provided with a transmission mechanism for transmission, and the bridge is internally provided with a detection mechanism for detecting a water level line so as to control the bridge to pass.
Further, the supplement mechanism comprises two air storage bags which are positioned in the bridge and are symmetrical left and right, two positioning cavities are arranged at the upper end and the lower end of the air storage bag, positioning blocks are connected in the positioning cavities in a sliding manner, one end of the positioning block, which is far away from the gas storage bag, is fixedly connected with a positioning spring, the other end of the positioning spring is fixedly connected with the inner wall of the positioning cavity, which is far away from the gas storage bag, the air storage bag is communicated with the air storage bag through the connecting pipe, one end of the air storage bag close to the pressure block is fixedly connected with an external connecting pipe with a built-in motor, a limiting cavity communicated with the external connecting pipe is arranged in the bridge, a limiting block is connected in the limiting cavity in a sliding way, the lower end of the limiting block is fixedly connected with a limiting spring and a pull wire, the lower end of the limiting spring is fixedly connected with the lower inner wall of the limiting cavity, the stay wire penetrates through the lower inner wall of the limiting cavity and the inner wall of the positioning cavity to be fixedly connected with the positioning block.
Further, the transmission mechanism comprises a transmission cavity positioned in the ground, the upper inner wall of the transmission cavity is fixedly connected with a transmission motor, the transmission motor is in power connection with a driving shaft, the driving shaft is fixedly connected with two driving belt pulleys, the upper inner wall of the transmission cavity is rotatably connected with two driven shafts, the driven shafts are fixedly connected with a wire wheel and a driven belt pulley, the driven shaft is provided with a groove and a ring groove in front, a sliding cavity with a backward opening is arranged in the front inner wall of the transmission cavity, a sliding block is connected in the sliding cavity in a sliding manner, the lower end of the sliding block is fixedly connected with a sliding spring, the lower end of the sliding spring is fixedly connected with the lower inner wall of the sliding cavity, the upper end of the sliding block is fixedly connected with a long wire, the long wire penetrates through the upper inner wall of the sliding cavity and the, the place ahead take turns to fixedly connected with stay cord, the stay cord pierces through inner wall before the transmission chamber and reset intracavity wall with extend the chamber and be close to the inner wall fixed connection of connecting pipe, driving pulley with driven pulleys passes through the belt transmission.
Further, the detection mechanism comprises two extending cavities which are positioned in the ground and have upward openings, the extending cavities are connected with extending blocks in a sliding manner, the lower ends of the extending blocks are fixedly connected with strings and extending springs, the strings penetrate through the lower inner walls of the extending cavities and the rear inner walls of the transmission cavities and are fixedly connected with the wire wheels at the rear, the lower ends of the extending springs are fixedly connected with the lower inner walls of the extending cavities, the bridge is internally provided with a detection cavity with a downward opening, the detection cavities are connected with detection blocks in a sliding manner, the upper ends of the detection blocks are fixedly connected with detection springs, the upper ends of the detection springs are fixedly connected with the upper inner walls of the detection cavities, a reset cavity with an upward opening is arranged in the lower inner walls of the transmission cavities, tensioning blocks are connected in a sliding manner in the reset cavity, the lower ends of the tensioning blocks are fixedly connected with fine wires and reset springs, the fine wire penetrates through the lower inner wall of the reset cavity and the upper inner wall of the detection cavity and is fixedly connected with the detection block.
Furthermore, the elasticity of the detection spring is greater than the elasticity of the return spring, the elasticity of the return spring below the detection spring is greater than the elasticity of the sliding spring, and the buoyancy of the detection block is greater than the sum of the elasticity of the detection spring and the gravity of the detection block.
The invention has the beneficial effects that: the device simple structure, convenient to use can protect the vehicle that meets accident, prevents that the striking from causing too big injury, and is safer, and the device can detect the height of waterline, when the waterline is too high, forbids the vehicle current, prevents unexpected the emergence, and in addition, the device can rise the protection shield when bumping, prevents that the vehicle from turning over the bridge, falls into in the river, increases the degree of difficulty of follow-up rescue and prolongs the rescue time.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
3 FIG. 32 3 is 3 a 3 schematic 3 structural 3 diagram 3 at 3 A 3- 3 A 3 in 3 FIG. 31 3 according 3 to 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3; 3
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram at C-C in FIG. 2 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The bridge with automatic inflation rear impact protection, which is described in conjunction with the accompanying drawings 1-4, comprises a bridge 11, the bridge 11 is fixedly connected to the ground 38, a protection mechanism 62 for automatic impact protection is arranged in the bridge 11, the protection mechanism 62 comprises a pressure chamber 17 which is bilaterally symmetrical and has an upward opening, a pressure block 19 is slidably connected in the pressure chamber 17, a pressure spring 18 is fixedly connected at the lower end of the pressure block 19, the lower end of the pressure spring 18 is fixedly connected with the lower inner wall of the pressure chamber 17, a reset chamber 65 which is bilaterally symmetrical and communicated with the outside is arranged in the bridge 11, a telescopic rod 22 which is vertically symmetrical and telescopic is slidably connected in the reset chamber 65, an extension chamber 23 is arranged in the telescopic rod 22, a reset spring 21 is fixedly connected at one end of the telescopic rod 22 close to the pressure block 19, one end of the reset spring 21 close to the pressure block, the resetting cavity 65 is close to the inner wall of the pressure block 19, the inner wall of the resetting cavity 65 is fixedly connected with a protection airbag 24, the pressure cavity 17 is close to the inner wall of the resetting cavity 65 and is fixedly connected with a communicating pipe 20 communicating with the protection airbag 24, the protection airbag 24 is close to one end of the pressure block 19 and is fixedly connected with a connecting pipe 14, the bridge 11 is internally provided with a compression cavity 12 communicating with the connecting pipe 14, the compression cavity 12 is internally and slidably connected with a compression block 15, the lower end of the compression block 15 is fixedly connected with a compression spring 13, the lower end of the compression spring 13 is fixedly connected with the lower inner wall of the compression cavity 12, the upper end of the compression block 15 is fixedly connected with a thin rope 16, the thin rope 16 penetrates through the upper inner wall of the compression cavity 12 and the resetting cavity 65 is close to the inner wall and the upper part of the pressure block 19, the, the other end of the extension spring 27 is fixedly connected with the inner wall of the extension cavity 23 far away from the connecting pipe 14, a supplementing mechanism 64 for supplementing gas in the protective airbag 24 is arranged in the bridge 11, a transmission mechanism 61 for transmission is arranged in the bridge 11, and a detection mechanism 63 for detecting a water level line to control the passing of the bridge 11 is arranged in the bridge 11.
Beneficially, the supplementing mechanism 64 includes two air storage bags 28 which are positioned in the bridge 11 and are bilaterally symmetrical, two positioning cavities 48 are provided at the upper and lower ends of the air storage bags 28, positioning blocks 47 are slidably connected in the positioning cavities 48, one end of each positioning block 47 far away from the air storage bag 28 is fixedly connected with a positioning spring 49, the other end of each positioning spring 49 is fixedly connected with the inner wall of the corresponding positioning cavity 48 far away from the air storage bag 28, the air storage bag 28 is communicated with the air storage bag 28 through the connecting pipe 14, one end of the air storage bag 28 close to the pressure block 19 is fixedly connected with an external connection pipe 29 of an internal motor, a limiting cavity 31 communicated with the external connection pipe 29 is provided in the bridge 11, a limiting block 30 is slidably connected in the limiting cavity 31, a limiting spring 33 and a pull wire 32 are fixedly connected at the lower end of the limiting block 30, and the lower end, the pull wire 32 penetrates through the lower inner wall of the limiting cavity 31 and the inner wall of the positioning cavity 48 and is fixedly connected with the positioning block 47.
Beneficially, the transmission mechanism 61 includes a transmission cavity 40 located in the ground 38, a transmission motor 41 is fixedly connected to an upper inner wall of the transmission cavity 40, the transmission motor 41 is in power connection with a driving shaft 42, two driving pulleys 43 are fixedly connected to the driving shaft 42, two driven shafts 50 are rotatably connected to an upper inner wall of the transmission cavity 40, a pulley 60 and a driven pulley 59 are fixedly connected to each of the driven shafts 50, a front side is provided with a groove 54 and an annular groove 55 on the driven shaft 50, a sliding cavity 52 with a backward opening is arranged in a front inner wall of the transmission cavity 40, a sliding block 51 is slidably connected in the sliding cavity 52, a sliding spring 53 is fixedly connected to a lower end of the sliding block 51, a lower end of the sliding spring 53 is fixedly connected to a lower inner wall of the sliding cavity 52, a long wire 26 is fixedly connected to an upper end of the sliding cavity 52, and the reset cavity 65 is close to an inner wall and a lower side The rod 22 is fixedly connected, a pull rope 25 is fixedly connected to the wire wheel 60 in front of the rod, the pull rope 25 penetrates through the front inner wall of the transmission cavity 40, the inner wall of the reset cavity 65 and the inner wall of the extension cavity 23 close to the connecting pipe 14 and are fixedly connected, and the driving belt wheel 43 and the driven belt wheel 59 are in belt transmission.
Beneficially, detection mechanism 63 includes two extending cavities 44 located in ground 38 and having upward openings, extending block 39 is slidably connected in extending cavity 44, lower end of extending block 39 is fixedly connected with string 45 and extending spring 46, string 45 penetrates through inner wall under extending cavity 44 and inner wall and rear behind transmission cavity 40, line wheel 60 is fixedly connected, lower end of extending spring 46 is fixedly connected with inner wall under extending cavity 44, be equipped with in bridge 11, detection cavity 34 with downward opening, slidably connected with detection block 35 in detection cavity 34, upper end of detection block 35 is fixedly connected with detection spring 37, upper end of detection spring 37 is fixedly connected with inner wall on detection cavity 34, be equipped with restoring cavity 57 with upward opening in inner wall under transmission cavity 40, slidably connected with tensioning block 56 in restoring cavity 57, lower end of tensioning block 56 is fixedly connected with fine line 36 and restoring spring 58, the lower end of the return spring 58 is fixedly connected with the lower inner wall of the return cavity 57, and the thin wire 36 penetrates through the lower inner wall of the return cavity 57 and the upper inner wall of the detection cavity 34 and is fixedly connected with the detection block 35.
Advantageously, the elastic force of the detection spring 37 is greater than the elastic force of the return spring 58, the elastic force of the lower return spring 21 is greater than the elastic force of the slide spring 53, and the buoyancy of the detection block 35 is greater than the sum of the elastic force of the detection spring 37 and the weight of the detection block 35.
In the initial state, the return spring 58 is in a compressed state, and the slide spring 53 is in a stretched state.
The using method comprises the following steps: when the water level is too high due to severe weather, river water pushes the detection block 35 to move upwards, so that the thin line 36 is loosened and the detection spring 37 is compressed, then the tensioning block 56 moves upwards under the action of the return spring 58 to tension the belt, at the moment, the transmission motor 41 works to drive the driving shaft 42 to rotate, so that the driving belt wheel 43 is driven to rotate, so that the rear driven belt wheel 59 is driven to rotate, so that the rear driven shaft 50 is driven to rotate, so that the rear wire wheel 60 is driven to rotate, so that the thin rope 45 is loosened, at the moment, the extension block 39 moves upwards under the action of the extension spring 46, so that the vehicle is prevented from getting on the bridge again, and accidents are prevented;
when a collision occurs on a bridge, a vehicle collides against a bridge guardrail, so that the telescopic rod 22 is pushed to move towards the direction far away from the detection block 35, the thin rope 16 and the long rope 26 are loosened, when the thin rope 16 is loosened, the compression block 15 moves downwards under the action of the compression spring 13, so that the air storage bag 28 is communicated with the protection air bag 24, so that the gas in the air storage bag 28 is filled into the protection air bag 24, at the moment, the long rope 26 is loosened, at the moment, the sliding block 51 moves downwards under the action of the sliding spring 53, so that the driving belt wheel 43 drives the front driven belt wheel 59 to rotate, so that the front driven shaft 50 is driven to rotate, so that the front driven shaft 60 is driven to rotate, so that the pull rope 25 is tensioned, so that the telescopic rod 22 is driven to contract towards the direction far away from the connecting pipe 14, at the vehicle collides against the protection air bag 24, so as to protect the collided vehicle, and at, thereby pushing the pressure block 19 to move upwards, preventing the vehicle from turning out of the bridge and falling into the river, and increasing the difficulty of subsequent rescue;
after the treatment is finished, the transmission motor 41 rotates reversely to drive each part to reset, at the moment, after the gas in the gas storage bag 28 is used up, the positioning block 47 moves towards the direction close to the gas storage bag 28 under the action of the repositioning spring 49, so that the pull wire 32 is tensioned, the limiting block 30 is driven to move downwards, the gas is supplemented into the gas storage bag 28 through the external connecting pipe 29 at the moment, and the next accident is prevented.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an automatic impact protection's bridge after aerifing, includes the bridge, its characterized in that: the bridge is fixedly connected to the ground, a protection mechanism for automatic impact protection is arranged in the bridge, the protection mechanism comprises pressure cavities which are bilaterally symmetrical and have upward openings, pressure blocks are connected in the pressure cavities in a sliding mode, pressure springs are fixedly connected to the lower ends of the pressure blocks, the lower ends of the pressure springs are fixedly connected with the lower inner walls of the pressure cavities, reset cavities which are bilaterally symmetrical and are communicated with the outside are arranged in the bridge, telescopic rods which are vertically symmetrical and telescopic are arranged in the reset cavities are connected in a sliding mode, extension cavities are arranged in the telescopic rods, reset springs are fixedly connected to one ends, close to the pressure blocks, of the telescopic rods, one ends, close to the pressure blocks, of the reset springs are fixedly connected with the inner walls of the reset cavities, protection airbags are fixedly connected in the inner walls, close to the inner walls of the, one end of the protective air bag close to the pressure block is fixedly connected with a connecting pipe, a compression cavity communicated with the connecting pipe is arranged in the bridge, a compression block is connected in the compression cavity in a sliding way, a compression spring is fixedly connected at the lower end of the compression block, the lower end of the compression spring is fixedly connected with the lower inner wall of the compression cavity, the upper end of the compression block is fixedly connected with a string, the string penetrates through the upper inner wall of the compression cavity and the inner wall of the reset cavity close to the pressure block and is fixedly connected with the telescopic rod above the reset cavity, the inner wall of the extension cavity close to the connecting pipe is fixedly connected with an extension spring, the other end of the extension spring is fixedly connected with the inner wall of the extension cavity far away from the connecting pipe, the bridge is internally provided with a supplementing mechanism for supplementing gas in the protective air bag, the bridge is internally provided with a transmission mechanism for transmission, and the bridge is internally provided with a detection mechanism for detecting a water level line so as to control the bridge to pass.
2. The bridge of claim 1, wherein the bridge is configured to be protected from impact after inflation of the bridge: the supplementing mechanism comprises two air storage bags which are positioned in the bridge and are bilaterally symmetrical, the upper end and the lower end of each air storage bag are provided with two positioning cavities, a positioning block is connected in the positioning cavity in a sliding manner, one end of the positioning block, which is far away from the gas storage bag, is fixedly connected with a positioning spring, the other end of the positioning spring is fixedly connected with the inner wall of the positioning cavity far away from the air storage bag, the air storage bag is communicated with the air storage bag through the connecting pipe, one end of the air storage bag close to the pressure block is fixedly connected with an external connection pipe with a built-in motor, a limit cavity communicated with the external connection pipe is arranged in the bridge, the limiting block is connected in the limiting cavity in a sliding manner, the lower end of the limiting block is fixedly connected with a limiting spring and a pull wire, the lower end of the limiting spring is fixedly connected with the lower inner wall of the limiting cavity, and the pull wire penetrates through the lower inner wall of the limiting cavity and the inner wall of the positioning cavity and is fixedly connected with the positioning block.
3. The bridge of claim 1, wherein the bridge is configured to be protected from impact after inflation of the bridge: the transmission mechanism comprises a transmission cavity positioned in the ground, the upper inner wall of the transmission cavity is fixedly connected with a transmission motor, the transmission motor is in power connection with a driving shaft, the driving shaft is fixedly connected with two driving belt wheels, the upper inner wall of the transmission cavity is rotatably connected with two driven shafts, the driven shafts are fixedly connected with a wire wheel and a driven belt wheel, the driven shaft is provided with a groove and a ring groove in front, a sliding cavity with a backward opening is arranged in the front inner wall of the transmission cavity, a sliding block is connected in the sliding cavity in a sliding manner, the lower end of the sliding block is fixedly connected with a sliding spring, the lower end of the sliding spring is fixedly connected with the lower inner wall of the sliding cavity, the upper end of the sliding block is fixedly connected with a long wire, the long wire penetrates through the upper inner wall of the sliding cavity, the place ahead take turns to fixedly connected with stay cord, the stay cord pierces through inner wall before the transmission chamber and reset intracavity wall with extend the chamber and be close to the inner wall fixed connection of connecting pipe, driving pulley with driven pulleys passes through the belt transmission.
4. The bridge of claim 1, wherein the bridge is configured to be protected from impact after inflation of the bridge: the detection mechanism comprises two extending cavities which are positioned in the ground and have upward openings, the extending cavities are connected with extending blocks in a sliding manner, the lower ends of the extending blocks are fixedly connected with strings and extending springs, the strings penetrate through the lower inner walls of the extending cavities and the rear inner walls of the transmission cavities and are fixedly connected with the wire wheels at the rear, the lower ends of the extending springs are fixedly connected with the lower inner walls of the extending cavities, detection cavities with downward openings are arranged in the bridge, the detection cavities are connected with detection blocks in a sliding manner, the upper ends of the detection blocks are fixedly connected with detection springs, the upper ends of the detection springs are fixedly connected with the upper inner walls of the detection cavities, reset cavities with upward openings are arranged in the lower inner walls of the transmission cavities, tensioning blocks are connected in a sliding manner in the reset cavities, the lower ends of the tensioning blocks are fixedly connected with fine wires and reset springs, and the, the fine wire penetrates through the lower inner wall of the reset cavity and the upper inner wall of the detection cavity and is fixedly connected with the detection block.
5. The bridge of claim 1, wherein the bridge is configured to be protected from impact after inflation of the bridge: the elasticity of the detection spring is larger than that of the reset spring, the elasticity of the reset spring below the detection spring is larger than that of the sliding spring, and the buoyancy of the detection block is larger than the sum of the elasticity of the detection spring and the gravity of the detection block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011082725.1A CN112195757A (en) | 2020-10-12 | 2020-10-12 | Automatic bridge of striking protection after aerifing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011082725.1A CN112195757A (en) | 2020-10-12 | 2020-10-12 | Automatic bridge of striking protection after aerifing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112195757A true CN112195757A (en) | 2021-01-08 |
Family
ID=74012794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011082725.1A Withdrawn CN112195757A (en) | 2020-10-12 | 2020-10-12 | Automatic bridge of striking protection after aerifing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112195757A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681192A (en) * | 2021-01-26 | 2021-04-20 | 北京嘉信妙利科技有限公司 | Automatic rescue vehicle's highway rail guard |
| CN112726462A (en) * | 2021-01-15 | 2021-04-30 | 瞿灵学 | Highway safety barrier |
| CN114319100A (en) * | 2021-12-30 | 2022-04-12 | 北京市市政一建设工程有限责任公司 | Protection structure next to existing subway line bridge |
-
2020
- 2020-10-12 CN CN202011082725.1A patent/CN112195757A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726462A (en) * | 2021-01-15 | 2021-04-30 | 瞿灵学 | Highway safety barrier |
| CN112681192A (en) * | 2021-01-26 | 2021-04-20 | 北京嘉信妙利科技有限公司 | Automatic rescue vehicle's highway rail guard |
| CN114319100A (en) * | 2021-12-30 | 2022-04-12 | 北京市市政一建设工程有限责任公司 | Protection structure next to existing subway line bridge |
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Application publication date: 20210108 |