CN113652961B - Bridge safety device - Google Patents
Bridge safety device Download PDFInfo
- Publication number
- CN113652961B CN113652961B CN202111112133.4A CN202111112133A CN113652961B CN 113652961 B CN113652961 B CN 113652961B CN 202111112133 A CN202111112133 A CN 202111112133A CN 113652961 B CN113652961 B CN 113652961B
- Authority
- CN
- China
- Prior art keywords
- shell
- protective shell
- dry powder
- fixedly connected
- toothed belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000843 powder Substances 0.000 claims abstract description 50
- 230000001681 protective effect Effects 0.000 claims abstract description 47
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 30
- 230000001360 synchronised effect Effects 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 241000238008 Cerithidea rhizophorarum Species 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000011148 porous material Substances 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims 4
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000012528 membrane Substances 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000003721 gunpowder Substances 0.000 description 2
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- RWQFRHVDPXXRQN-UHFFFAOYSA-N phosphorus sesquisulfide Chemical compound P12SP3SP1P2S3 RWQFRHVDPXXRQN-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/08—Containers destroyed or opened by bursting charge
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the technical field of bridge safety, in particular to a bridge safety protection device, which comprises a protection shell, wherein one side of the protection shell is provided with a sliding groove, and the bridge safety protection device further comprises: the starting device is arranged in the protective shell and comprises a sliding block which is in sliding connection with the sliding groove, the sliding block is connected with the protective shell through a third spring, the sliding block is rotationally connected with a gear through a connecting frame, the other side of the gear is provided with a bidirectional toothed belt transmission structure, the bidirectional toothed belt transmission structure is arranged in the protective shell, the bidirectional toothed belt transmission structure is in meshed connection with a first synchronous fluted disc, and the first synchronous fluted disc is fixedly connected with a winch which is rotationally connected with the protective shell; the dry powder extinguishing device comprises a fixing frame fixedly arranged on the protective shell, and the fixing frame is fixedly connected with a dry powder storage structure and a gas generating device. The invention can quickly extinguish fire for vehicles on the bridge and protect the bridge structure.
Description
Technical Field
The invention relates to the technical field of bridge safety, in particular to a bridge safety protection device.
Background
When the automobile runs at a high speed on the bridge, control failure can happen occasionally, the automobile can easily collide to the surrounding barrier or the guardrail of the bridge, at the moment, the automobile is easy to generate fire, even if people escape from the automobile in time, the automobile still burns on the bridge deck, the burning automobile burns asphalt on the bridge surface, and the more serious people can destroy the strength of the bridge.
When facing vehicle fire, people often use the on-vehicle dry powder extinguisher to put out a fire to the vehicle main part and utilize the water-based fire extinguisher to put out a fire to the fuel that the vehicle revealed, because be limited by personnel reaction time and dry powder extinguisher's blowout speed, often can not realize the coverage of dry powder to the vehicle in the first time, increase the degree of difficulty of putting out a fire to cause the intensity of a fire to spread, damage the bridge.
For this purpose, a person skilled in the art proposes a bridge safety apparatus to solve the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide a bridge safety protection device for solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a bridge safety device, includes the protecting crust, the spout has been seted up to protecting crust one side, still includes:
the starting device is arranged in the protective shell and comprises a sliding block which is in sliding connection with the sliding groove, the sliding block is connected with the protective shell through a third spring, the sliding block is rotationally connected with a gear through a connecting frame, the gear is in meshed connection with a rack fixedly connected with the protective shell, the other side of the gear is provided with a bidirectional toothed belt transmission structure, the bidirectional toothed belt transmission structure is arranged in the protective shell, the bidirectional toothed belt transmission structure is in meshed connection with a first synchronous fluted disc, and the first synchronous fluted disc is fixedly connected with a winch rotationally connected with the protective shell;
the dry powder extinguishing device comprises a fixing frame fixedly arranged on a protective shell, the fixing frame is fixedly connected with a dry powder storage structure and a gas generating device, the gas generating device comprises a main shell fixedly connected with the fixing frame, a powder layer is arranged in the main shell, a firing layer is arranged on one side of the powder layer, the firing layer is connected with a partition plate fixedly arranged in the main shell, the firing layer is slidably connected with a friction ring, the friction ring is sleeved with a sliding plate which is slidably connected with the main shell, the sliding plate is connected with the inner wall of the main shell through a first spring, the sliding plate is connected with a reel through a pull rope, and an air duct which extends into the dry powder storage structure is fixedly arranged on one side of the main shell.
As a further improvement of the invention: the bidirectional toothed belt transmission structure comprises two second synchronous fluted discs rotatably arranged in a protective shell, the second synchronous fluted discs are identical to the first synchronous fluted discs in structure, the second synchronous fluted discs are connected with the bidirectional toothed belt in a mutual meshing mode, teeth are arranged on two sides of the bidirectional toothed belt, and the bidirectional toothed belt is connected with the first synchronous fluted disc in a meshing mode.
As a further improvement of the invention: the dry powder storage structure comprises a horn shell fixedly connected with a fixed frame, a dry powder layer is arranged in the horn shell, a jet head fixedly connected with an air duct is arranged in a cavity formed between the dry powder layer and the horn shell, a waterproof membrane is fixedly arranged on one side, facing the opening of the horn shell, of the dry powder layer, the waterproof membrane is fixedly connected with the horn shell, a puncture cone is movably connected with the waterproof membrane, and the puncture cone is fixedly connected with the horn shell through a fixed plate.
As a further improvement of the invention: the pressure sensing module is arranged in the chute, the alarm lamp is arranged outside the protective shell, the controller is arranged in the protective shell, and the pressure sensing module is electrically connected with the alarm lamp through the controller.
As a further improvement of the invention: the driven wheel is rotatably arranged in the protective shell and is contacted with the pull rope.
As a further improvement of the invention: the tensioning structure is arranged in the protective shell and comprises a groove frame fixedly connected with the inner wall of the protective shell, the groove frame is connected with a wheel frame which is connected with the groove frame in a sliding mode through a second spring, and the wheel frame is rotationally connected with a tensioning wheel which is connected with a pull rope.
As a further improvement of the invention: the water-based fire extinguisher is arranged in the protective shell, the end part of the water-based fire extinguisher is slidably provided with a pore plate which is slidably arranged in the protective shell, one side of the pore plate is provided with a guide groove which is arranged in the protective shell, and one end of the guide groove, which is far away from the pore plate, is connected with the outer surface of the protective shell.
Compared with the prior art, the invention has the beneficial effects that:
when a vehicle collides with the bridge enclosure, the vehicle collides with the sliding block, the extruded sliding block pushes against the connecting frame, the connecting frame drives the gear to rotate with the connecting frame, the gear moves along the rack, the moving gear rotates in the moving process, the bidirectional toothed belt transmission structure transmits power of the gear to the first synchronous fluted disc, so that the winch rotates, the friction ring is driven by the pull rope together with the sliding plate in the process of rapidly winding the pull rope by the winch, then the friction ring is in sliding with the ignition layer, the ignition layer ignites the powder layer by heat generated by friction of the friction ring, the powder is rapidly combusted to generate a large amount of gas, the expanded gas enters the dry powder storage structure along the gas guide pipe, the gas rapidly blows dry powder to the vehicle, the sprayed dry powder group rapidly covers the whole vehicle, and accordingly the vehicle is completely covered in an initial stage to extinguish the fire, and when the vehicle collides with the bridge enclosure on the fire, the vehicle is rapidly sprayed dry powder automatically to the vehicle in the process of rapidly winding the pull rope, so that the vehicle is prevented from spreading in the bridge, and the bridge is protected.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic perspective view of a dry powder extinguishing apparatus according to the present invention;
FIG. 3 is an enlarged partial schematic view of the invention at A;
FIG. 4 is a schematic view of a slider according to the present invention;
fig. 5 is a schematic perspective view of a first synchronizing fluted disc according to the present invention.
In the figure: 1. a protective shell; 2. a chute; 3. a starting device; 31. a slide block; 32. a connecting frame; 33. a gear; 34. a first synchronizing fluted disc; 35. a rack; 36. a bidirectional toothed belt transmission structure; 361. a second synchronizing fluted disc; 362. a bidirectional toothed belt; 37. a reel; 38. a third spring; 4. a dry powder extinguishing device; 41. a fixing frame; 42. a dry powder storage structure; 421. a horn housing; 422. a dry powder layer; 423. a water-blocking film; 424. a puncture cone; 425. a fixing plate; 43. a gas generating device; 431. a main housing; 432. a powder layer; 433. a pilot layer; 434. a partition plate; 435. a friction ring; 436. a slide plate; 437. a first spring; 438. a pull rope; 439. an air duct; 4310. a jet head; 5. a pressure sensing module; 6. an alarm lamp; 7. a controller; 8. driven wheel; 9. a tensioning structure; 91. a trough rack; 92. a second spring; 93. a wheel carrier; 94. a tensioning wheel; 10. a guide groove; 11. water-based fire extinguisher; 12. an orifice plate; 13. a bridge enclosure.
Description of the embodiments
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
In an embodiment, referring to fig. 1 to 5, a bridge safety protection device includes a protection shell 1, a chute 2 is provided on one side of the protection shell 1, and further includes:
the starting device 3 is arranged in the protective shell 1, the starting device 3 comprises a sliding block 31 which is in sliding connection with the sliding groove 2, the sliding block 31 is connected with the protective shell 1 through a third spring 38, the sliding block 31 is rotationally connected with a gear 33 through a connecting frame 32, the gear 33 is in meshed connection with a rack 35 fixedly connected with the protective shell 1, the other side of the gear 33 is provided with a bidirectional toothed belt transmission structure 36, the bidirectional toothed belt transmission structure 36 is arranged in the protective shell 1, the bidirectional toothed belt transmission structure 36 is in meshed connection with a first synchronous fluted disc 34, and the first synchronous fluted disc 34 is fixedly connected with a winch 37 rotationally connected with the protective shell 1;
the dry powder extinguishing device 4, the dry powder extinguishing device 4 includes the mount 41 of fixed mounting on the protecting crust 1, mount 41 fixedly connected with dry powder deposits structure 42 and gas generating device 43, gas generating device 43 includes the main casing 431 with mount 41 fixed connection, be provided with powder layer 432 in the main casing 431, powder layer 432 one side is provided with the ignition layer 433, the ignition layer 433 can be preferred by mercury and potassium chlorate, also can be preferred by potassium chlorate and tetraphosphorus trisulfide, the ignition layer 433 is connected with the baffle 434 of fixed mounting in the main casing 431, ignition layer 433 sliding connection has friction ring 435, friction ring 435 cup joint with main casing 431 sliding connection's slide 436, slide 436 is connected with the inner wall of main casing 431 through first spring 437, slide 436 is connected with reel 37 through stay cord 438, main casing 431 one side fixed mounting has the air duct 439 that extends to in the dry powder deposits structure 42.
When a vehicle collides with the bridge enclosure 13, the vehicle firstly collides with the sliding block 31, the extruded sliding block 31 pushes the connecting frame 32, the connecting frame 32 drives the gear 33 to move, the gear 33 moving along with the connecting frame 32 rotates along the rack 35, at the moment, the gear 33 rotates in the moving process, the bidirectional toothed belt transmission structure 36 transmits power of the gear 33 to the first synchronous fluted disc 34, so that the winch wheel 37 rotates, the friction ring 435 is driven by the pull rope 438 along with the sliding plate 436 in the process of rapidly winding the winch wheel 37, then the friction ring 435 is mutually slid with the ignition layer 433, the friction ring 435 rubs against the ignition layer 433, the ignition layer 433 ignites against the heat generated by the ignition layer 433, the powder is rapidly combusted to generate a large amount of gas, the expanded gas enters the dry powder storage structure 42 along the gas guide tube 439, the gas rapidly blows dry powder to the vehicle, the sprayed dry powder group rapidly covers the whole vehicle, the whole vehicle is fully covered, the operation of the vehicle is completed in the initial stage of fire, the automatic fire extinguishing operation is completed, and the vehicle is rapidly extinguished, and the vehicle is prevented from spreading in the fire extinguishing structure when the bridge is rapidly in the bridge, and the fire is rapidly extinguished, and the vehicle is in the accident is prevented from spreading, and the accident is rapidly the vehicle is prevented from being in the bridge, and the accident is prevented from being in the bridge.
In one case of this embodiment, the bidirectional toothed belt transmission structure 36 includes two second synchronizing toothed discs 361 rotatably mounted in the protecting housing 1, the second synchronizing toothed discs 361 have the same structure as the first synchronizing toothed disc 34, the second synchronizing toothed discs 361 are connected with the bidirectional toothed belt 362 in a mutual meshing manner, teeth are disposed on both sides of the bidirectional toothed belt 362, and the bidirectional toothed belt 362 is connected with the first synchronizing toothed disc 34 in a meshing manner. The gear 33 realizes rotation in the moving process, so that the stroke of the bidirectional toothed belt 362 driven by the moving gear 33 is twice that of the gear 33, and the first synchronous fluted disc 34 drives the winch wheel 37 to wind the pull rope 438 faster under the rotation of the first synchronous fluted disc 34 driven by the bidirectional toothed belt 362, so that the fire extinguishing operation is driven faster.
In one case of this embodiment, the dry powder storage structure 42 includes a horn shell 421 fixedly connected to the fixing frame 41, a dry powder layer 422 is disposed in the horn shell 421, a jet head 4310 fixedly connected to a gas duct 439 is disposed in a chamber formed between the dry powder layer 422 and the horn shell 421, a water-proof film 423 is fixedly mounted on a side of the dry powder layer 422 facing the opening of the horn shell 421, the water-proof film 423 is fixedly connected to the horn shell 421, a puncture cone 424 is movably connected to the water-proof film 423, and the puncture cone 424 is fixedly connected to the horn shell 421 through a fixing plate 425. The gas generated by the combustion of the gunpowder moves along the gas guide tube 439 and is sprayed into a cavity formed between the dry powder layer 422 and the horn shell 421 by the gas spraying head 4310, the gas continuously enters the horn shell 421, the pressure in the space between the horn shell 421 and the water-proof film 423 is increased, so that the water-proof film 423 bulges, then the puncture cone 424 punctures the bulged water-proof film 423, and under high pressure, the gas pushes the dry powder to be sprayed out from the rupture of the water-proof film 423.
In one case of the present embodiment, a plurality of groups of through holes are formed on the surface of the showerhead 4310, the showerhead 4310 has a hollow circular truncated cone structure, and the through holes formed on the surface of the showerhead 4310 incline to the inner wall of the horn shell 421. Through the arrangement of the through holes formed in the surface of the jet head 4310, the through holes incline to the inner wall of the horn shell 421, so that flame generated by gunpowder combustion is prevented from being sprayed to the automobile.
In one case of this embodiment, a pressure sensing module 5 is disposed in the chute 2, an alarm lamp 6 is mounted outside the protective housing 1, a controller 7 is disposed in the protective housing 1, and the pressure sensing module 5 is electrically connected with the alarm lamp 6 through the controller 7. When the pressure sensing module 5 senses the pressure applied by the sliding block 31, the controller 7 starts the alarm lamp 6 to flash to warn, so that surrounding vehicles are reminded to avoid at night, and the running safety of the vehicles on the bridge is ensured.
In one case of the present embodiment, the shaft-like protrusion of the protection housing 1 is rotatably connected with the driven wheel 8. The driven pulley 8 is in contact with the pull cord 438. The driven pulley 8 is used to support the pull cord 438 for reversing.
In one case of this embodiment, a tensioning structure 9 is installed in the protecting shell 1, the tensioning structure 9 includes a groove frame 91 fixedly connected with the inner wall of the protecting shell 1, the groove frame 91 is connected with a wheel frame 93 slidingly connected with the groove frame 91 through a second spring 92, and the wheel frame 93 is rotatably connected with a tensioning wheel 94 connected with a pull rope 438. Under the support of the second spring 92, the wheel frame 93 pushes the tensioning wheel 94, so that the tensioning wheel 94 pushes the pull rope 438, and the pull rope 438 is in a tight state, and the winch wheel 37 is convenient to wind the pull rope 438.
In one case of the embodiment, a water-based fire extinguisher 11 is installed in the protective shell 1, an orifice plate 12 slidably installed in the protective shell 1 is slidably installed at the end part of the water-based fire extinguisher 11, a guide groove 10 formed in the protective shell 1 is arranged on one side of the orifice plate 12, and one end, away from the orifice plate 12, of the guide groove 10 is connected with the outer surface of the protective shell 1. The connecting frame 32 sliding along with the sliding block 31 drives the orifice plate 12 to move, so that the starting end of the water-based fire extinguisher 11 is not pressed by the wall of the orifice plate 12, the water-based fire extinguisher 11 is started, the fire extinguishing agent sprayed by the water-based fire extinguisher 11 enters the guide groove 10 through the hole of the orifice plate 12, the guide groove 10 guides the fire extinguishing agent to the bottom of the vehicle, and the fire extinguishing operation is performed on the leaked fuel oil at the bottom of the vehicle, so that the fire extinguishing capability of the invention is further enhanced.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. The utility model provides a bridge safety device, includes the protecting crust, the spout has been seted up to protecting crust one side, its characterized in that still includes:
the starting device is arranged in the protective shell and comprises a sliding block which is in sliding connection with the sliding groove, the sliding block is connected with the protective shell through a third spring, the sliding block is rotationally connected with a gear through a connecting frame, the gear is in meshed connection with a rack fixedly connected with the protective shell, the other side of the gear is provided with a bidirectional toothed belt transmission structure, the bidirectional toothed belt transmission structure is arranged in the protective shell, the bidirectional toothed belt transmission structure is in meshed connection with a first synchronous fluted disc, and the first synchronous fluted disc is fixedly connected with a winch rotationally connected with the protective shell; the bidirectional toothed belt transmission structure comprises two second synchronous fluted discs rotatably arranged in a protective shell, the second synchronous fluted discs are identical to the first synchronous fluted discs in structure, the second synchronous fluted discs are connected with the bidirectional toothed belt in a meshed mode, teeth are arranged on two sides of the bidirectional toothed belt, and the bidirectional toothed belt is connected with the first synchronous fluted disc in a meshed mode;
the dry powder extinguishing device comprises a fixed frame fixedly arranged on a protective shell, a dry powder storage structure and a gas generating device are fixedly connected to the fixed frame, the gas generating device comprises a main shell fixedly connected with the fixed frame, a powder layer is arranged in the main shell, a firing layer is arranged on one side of the powder layer, a partition plate fixedly arranged in the main shell is connected to the firing layer, a friction ring is connected to the firing layer in a sliding manner, a sliding plate in sliding connection with the main shell is sleeved on the friction ring, the sliding plate is connected with the inner wall of the main shell through a first spring, the sliding plate is connected with a reel through a pull rope, an air duct extending into the dry powder storage structure is fixedly arranged on one side of the main shell, the dry powder storage structure comprises a horn shell fixedly connected with the fixed frame, a dry powder layer is arranged in the horn shell, a gas injection head fixedly connected with the air duct is arranged in a cavity formed between the dry powder layer and the horn shell, a water isolation film is fixedly arranged on one side of the dry powder layer, which faces to an opening of the horn shell, the water isolation film is fixedly connected with the horn shell, the water isolation film is movably connected with the horn shell, the water isolation film is fixedly connected with the horn shell through a puncture cone, and the water film is fixedly connected with the horn shell through a puncture cone;
the water-based fire extinguisher is arranged in the protective shell, the end part of the water-based fire extinguisher is slidably provided with a pore plate which is slidably arranged in the protective shell, the pore plate is opposite to the connecting frame, one side of the pore plate is provided with a guide groove which is arranged in the protective shell, and one end of the guide groove, which is far away from the pore plate, is connected with the outer surface of the protective shell.
2. The bridge safety protection device according to claim 1, wherein a pressure sensing module is arranged in the sliding groove, an alarm lamp is arranged outside the protective shell, a controller is arranged in the protective shell, and the pressure sensing module is electrically connected with the alarm lamp through the controller.
3. The bridge safety apparatus according to claim 1 wherein said protective housing is rotatably mounted with a driven wheel, said driven wheel being in contact with said pull cord.
4. The bridge safety apparatus according to claim 1, wherein a tensioning structure is installed in the protecting shell, the tensioning structure comprises a groove frame fixedly connected with the inner wall of the protecting shell, the groove frame is connected with a wheel frame in sliding connection with the groove frame through a second spring, and the wheel frame is rotatably connected with a tensioning wheel connected with a pull rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112133.4A CN113652961B (en) | 2021-09-18 | 2021-09-18 | Bridge safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112133.4A CN113652961B (en) | 2021-09-18 | 2021-09-18 | Bridge safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113652961A CN113652961A (en) | 2021-11-16 |
| CN113652961B true CN113652961B (en) | 2024-02-13 |
Family
ID=78484086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111112133.4A Active CN113652961B (en) | 2021-09-18 | 2021-09-18 | Bridge safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113652961B (en) |
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| CN1315212A (en) * | 2000-03-24 | 2001-10-03 | 曾昭湘 | Method for spreading fire-extinguishing dry powder by airflow generated by explosive explosion and fire extinguishing cylinder |
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| CN110004856A (en) * | 2019-04-19 | 2019-07-12 | 绍兴文理学院 | A kind of charge station's vehicle extinguishing device |
| RU2704554C1 (en) * | 2019-03-04 | 2019-10-29 | Борис Константинович Зуев | Powdered fire extinguisher |
| CN209714096U (en) * | 2019-01-17 | 2019-12-03 | 山东道成泰和智能科技有限公司 | A kind of dry-powder-type automatic fire extinguisher |
| CN211256657U (en) * | 2019-08-23 | 2020-08-14 | 李迎涛 | Bridge guardrail with multiple safeguard function |
| RU2740594C1 (en) * | 2020-06-17 | 2021-01-15 | Олег Александрович Рыбин | Fire-extinguishing shell |
| CN112523078A (en) * | 2020-11-11 | 2021-03-19 | 刘光旭 | Bridge anticollision device with function of putting out a fire |
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2021
- 2021-09-18 CN CN202111112133.4A patent/CN113652961B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315212A (en) * | 2000-03-24 | 2001-10-03 | 曾昭湘 | Method for spreading fire-extinguishing dry powder by airflow generated by explosive explosion and fire extinguishing cylinder |
| CN202866866U (en) * | 2012-07-03 | 2013-04-10 | 西安新竹防灾救生设备有限公司 | Fast powder spraying fire extinguishing device |
| CN108301316A (en) * | 2018-02-05 | 2018-07-20 | 李顺红 | Bridge-collision-avoidance source of early warning |
| CN209714096U (en) * | 2019-01-17 | 2019-12-03 | 山东道成泰和智能科技有限公司 | A kind of dry-powder-type automatic fire extinguisher |
| RU2704554C1 (en) * | 2019-03-04 | 2019-10-29 | Борис Константинович Зуев | Powdered fire extinguisher |
| CN110004856A (en) * | 2019-04-19 | 2019-07-12 | 绍兴文理学院 | A kind of charge station's vehicle extinguishing device |
| CN211256657U (en) * | 2019-08-23 | 2020-08-14 | 李迎涛 | Bridge guardrail with multiple safeguard function |
| RU2740594C1 (en) * | 2020-06-17 | 2021-01-15 | Олег Александрович Рыбин | Fire-extinguishing shell |
| CN112523078A (en) * | 2020-11-11 | 2021-03-19 | 刘光旭 | Bridge anticollision device with function of putting out a fire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113652961A (en) | 2021-11-16 |
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