CN110295944B - Tunnel protection unit - Google Patents
Tunnel protection unit Download PDFInfo
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- CN110295944B CN110295944B CN201910628866.XA CN201910628866A CN110295944B CN 110295944 B CN110295944 B CN 110295944B CN 201910628866 A CN201910628866 A CN 201910628866A CN 110295944 B CN110295944 B CN 110295944B
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- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000003116 impacting effect Effects 0.000 abstract description 2
- 210000003128 head Anatomy 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 206010041349 Somnolence Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a tunnel protection unit which comprises more than one group of protection devices equidistantly arranged on two sides of a tunnel, wherein adjacent protection devices are in contact with each other and extend towards the length direction of the tunnel, each protection device comprises a protection support, two sides of the bottom of each protection support are respectively and rotatably arranged in a rotating groove formed in the ground of the tunnel, a protection cavity is formed in the middle of each protection support, more than one protection rod is arranged in the protection cavity side by side, a sliding shaft sleeve is arranged at the bottom of each protection rod, a through hole penetrates through the middle of each sliding shaft sleeve, a shaft rod is arranged in each through hole penetrating through each sliding shaft sleeve, and two ends of each shaft rod respectively penetrate through the protection supports and are rotatably connected with the protection supports. The protective unit disclosed by the invention can not only protect the vehicle in the tunnel, but also position the vehicle when the vehicle runs to the extreme position, prevent the vehicle from continuously approaching the side wall and impacting the wall, and has very good safety.
Description
Technical Field
The invention relates to a tunnel protection unit.
Background
The tunnel is generally arranged in the middle of a mountain, the depth of the tunnel is deep, the outside of the tunnel is closed, light in the tunnel is weak, in order to solve the problem, a large number of lamps are generally installed in the tunnel for illumination, the defects of lamp illumination exist, such as glare is generated to influence normal driving of a driver, the light is insufficient, the visual field is not clear enough, the surrounding environment is dark, the depth of the tunnel is deep, the driver tends to feel sleepy and the eyes also tend to be fatigued in long-time tunnel driving, and due to the fact that the two sides of the tunnel are wall bodies, the avoidance space is limited, once a traffic accident occurs or fatigue driving easily impacts on the side wall bodies, the serious traffic accident occurs.
Disclosure of Invention
The invention aims to solve the technical problem that a tunnel protection unit can be used for protecting a vehicle in the running process, can prevent the vehicle from impacting a tunnel wall when entering a limited area, has higher safety, and is particularly suitable for tunnels with weak light.
The invention is realized by the following technical scheme: a tunnel protection unit comprises more than one group of protection devices which are equidistantly arranged at two sides of a tunnel, adjacent protection devices are in contact with each other and extend towards the length direction of the tunnel, each protection device comprises a protection support, two sides of the bottom of each protection support are respectively and rotatably arranged in a rotating groove formed in the ground of the tunnel, a protection cavity is arranged in the middle of each protection support, more than one protection rod is arranged in the protection cavity side by side, a sliding shaft sleeve is arranged at the bottom of each protection rod, a through hole penetrates through the middle of each sliding shaft sleeve, a shaft rod is arranged in each through hole penetrating through each sliding shaft sleeve, two ends of each shaft rod respectively penetrate through the protection supports and are rotatably connected with the protection supports, a sliding groove is formed in the top surface of each protection cavity, more than one sliding rod is arranged in each sliding groove in a sliding mode, an electromagnet assembly is embedded in each sliding rod, and a suction part is arranged, the suction part is contacted with one side surface of the sliding rod and is sucked by the electromagnet assembly.
As the preferred technical scheme, a group of springs are fixedly welded between the adjacent sliding rods, and a buffer distance section is formed between the end faces of the adjacent sliding rods.
As the preferred technical scheme, a closed installation cavity is formed in the sliding rod, the electromagnet assemblies are embedded into the installation cavity, more than one group of electromagnets are connected in series and are controlled to be powered on and powered off through a host, the host is fixedly suspended on the tunnel wall through screws, the protection rod is provided with the sensing detection assembly, and the signal output end of the sensing detection assembly is transmitted to the signal receiving end of the host.
As preferred technical scheme, the sensing detection subassembly all adopts more than one wireless pressure sensor, and the wireless pressure sensor embedding sets up inside the protective bar, and more than one wireless pressure sensor constitutes a wireless sensor network and with tip sensing information transmission to host computer end, the host computer includes a mainboard, is provided with the singlechip on the mainboard, and the host computer inserts municipal power, still installs time relay on the mainboard, and time relay begins work when the singlechip detects pressure signal.
According to the preferable technical scheme, the upper end and the lower end of the sliding rod are respectively welded with a sliding block, the sliding blocks are slidably installed in the sliding rails, the cross sections of the sliding blocks and the cross sections of the sliding rails are both in a T shape, and the outer side end part of the sliding rod extends out of a sliding groove formed in the top surface of the protection cavity.
As the preferred technical scheme, the external extending ends of the sliding rods form an attraction plane, and the attraction part at the head part of the protective rod adopts a metal block which is mutually attracted with the attraction plane.
According to the preferable technical scheme, two rotating shaft holes are formed in two sides of the rotating groove, two rotating shafts are arranged on two sides of the protective support and face the rotating shaft holes, a group of torsion springs are fixedly mounted on the rotating shafts, and the rotating shafts are mounted in the rotating shaft holes through the torsion springs and enable the protective support to be perpendicular to the road surface under the action of the torsion springs.
According to a preferable technical scheme, the direction of the rotating groove, which is away from the center of the road, is provided with an inclined contact surface, the protecting rod is pressed down and then is in contact with the inclined contact surface, and tires of a vehicle are buckled in the protecting cavity.
According to the preferable technical scheme, a first rubber supporting block is bonded to one side face of the rotating groove, and a second rubber supporting block is fixedly bonded to the inclined contact face of the rotating groove.
The invention has the beneficial effects that: the protective rod is completely vertical to the ground in a normal state, so that the upright protective rod can effectively warn vehicles and form a wall capable of buffering after the vehicles collide; when the vehicle impacts the guard bar for various reasons and continues to move forward towards the wall body, one end of the guard bar can be separated, one or two tires on one side of the vehicle can fall into the guard cavity, the tires are limited to continue to turn, the vehicle can continue to move forward along the direction of the guard support, and excellent protection and guiding are achieved.
Drawings
In order to more clearly illustrate the embodiments of the present 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a diagram illustrating the effect of the vehicle of the present invention after impact;
FIG. 3 is a schematic view of the structure of the protection device of the present invention;
FIG. 4 is an internal cross-sectional view of the slide bar of the present invention;
fig. 5 is a working principle diagram of the present invention.
Detailed Description
As shown in fig. 1, the tunnel protection unit comprises more than one group of protection devices which are equidistantly arranged on two sides of a tunnel, wherein adjacent protection devices are mutually contacted and extend towards the length direction of the tunnel;
as shown in fig. 3, each protection device includes a protection bracket 1, the distance of the protection bracket must be enough, such as 100 meters or 200 meters, set as required, two sides of the bottom of the protection bracket 1 are respectively and rotatably installed in a rotary groove 4 formed on the tunnel ground, the middle of the protection bracket 1 is provided with a protection cavity 22, more than one protection rod 26 is arranged in the protection cavity 22 side by side, the bottom of the protection rod 26 is provided with a sliding shaft sleeve 24, the middle of the sliding shaft sleeve 24 is provided with a through hole in a penetrating manner, the through hole penetrating through each sliding shaft sleeve 24 is provided with a shaft rod 5, two ends of the shaft rod 5 respectively penetrate through the protection bracket 1 and are rotatably connected with the protection bracket 1, the top surface of the protection cavity 22 is provided with a sliding groove (not shown), the sliding groove is provided with more than one sliding rod 21 in a sliding manner, an electromagnet assembly 211 is embedded in the sliding rod 21, the head of each protection rod 26 is provided with an, the attraction part 25 is contacted with one side surface of the sliding rod 21 and attracted by the electromagnet assembly 211, the attraction force of the electromagnet assembly 211 is large enough to bear the weight of at least two tons, and the attraction part mainly faces to the guide and protection of cars and the like.
A group of springs 23 are fixedly welded between adjacent sliding rods 21, a buffer distance section is formed between the end faces of the adjacent sliding rods 21, when a vehicle is in contact with a guard bar in the middle of a guard support for various reasons, the whole guard support is inclined, after a time relay starts to work, each guard bar 26 is in horizontal contact with the ground, tires 51 of the vehicle are pressed down on each guard bar 26, each raised guard bar is laid on the ground, and as shown in fig. 2, the vehicle is used as more than one speed reducing rod at the moment, and the speed of the vehicle is reduced.
As shown in fig. 4, a closed installation cavity is provided inside each sliding rod 21, each electromagnet assembly 211 is embedded in the installation cavity, more than one group of electromagnets are connected in series and are controlled to be powered on or powered off through a host (not shown), the host is fixedly suspended on the tunnel wall through screws, each protection rod 26 is provided with a sensing detection assembly, and a signal output end of the sensing detection assembly is transmitted to a signal receiving end of the host.
In this embodiment, as shown in fig. 5, the sensing and detecting components all employ more than one wireless pressure sensor, the wireless pressure sensors are embedded in the guard bar 26, and the more than one wireless pressure sensors form a wireless sensor network and transmit the peripheral sensing information to the host end;
the host computer includes a mainboard, is provided with the singlechip on the mainboard, and the host computer inserts municipal power, still installs time relay on the mainboard, and time relay begins work when the singlechip detects pressure signal. In the embodiment, the time relay mainly has the functions of preventing the condition that the power supply of the electromagnet assembly is disconnected just by contacting the pressure sensor, once the protective support and the protective rods are extruded by the vehicle, the whole protective support is inclined, the transmission of pressure signals is interrupted if the vehicle leaves in time, the wireless pressure sensor continuously sends pressure detection signals and transmits the pressure detection signals to the host computer end if the vehicle continues to advance in an extruding way, the host computer controls the time relay to time, after the time relay is disconnected after the time is timed, one end of each protective rod is not attracted and limited any more, when the protective support rotates to the limit position, one end of each protective rod is loosened, the tire of the vehicle is buckled into the protective cavity and is contacted with the sliding rod on one side in the protective cavity, and as the buffer distance section exists between the sliding rods, the vehicle can slide in one advancing direction, as a guide for the vehicle.
The upper end and the lower end of the sliding rod 21 are respectively welded with a sliding block 210, the sliding blocks 210 are slidably installed in the sliding rails, the cross sections of the sliding blocks and the cross sections of the sliding rails are in a T shape, the outer side end part of the sliding rod 21 extends out of a sliding groove formed in the top surface of the protection cavity, the sliding blocks and the sliding rails are prevented from loosening through the T-shaped structure, and the sliding rails are arranged on two sides of the inner wall of the sliding groove.
In this embodiment, the outer extending end of the sliding rod 21 forms an attracting plane 213, the attracting portion 25 at the head of the protection rod 26 is a metal block, which attracts the attracting plane, two sides of the rotating groove 4 are provided with a rotating shaft hole, two sides of the protection bracket 1 face the rotating shaft hole and are provided with a rotating shaft 8, a set of torsion springs are fixedly mounted on the rotating shaft 8, and the rotating shaft 8 is mounted in the rotating shaft hole through the torsion springs and is perpendicular to the road surface under the action of the torsion springs.
Wherein, the direction that the groove 4 deviates from the road center all sets up an inclined contact surface 7, and it contacts with inclined contact surface 7 after the protection lever pushes down, and the tire of vehicle is detained in the protection intracavity for carry out spacing and direction to advancing of vehicle, prevent that the vehicle from continuing to advance towards the wall body and striking on the wall body.
Wherein, a first rubber supporting block 3 is bonded on one side surface of the rotating groove 4, a second rubber supporting block 6 is fixedly bonded on the inclined contact surface of the rotating groove 4, and the first rubber supporting block 3 and the second rubber supporting block 6 are used for supporting the protective bracket.
The invention has the beneficial effects that: the protective rod is completely vertical to the ground in a normal state, so that the upright protective rod can effectively warn vehicles and form a wall capable of buffering after the vehicles collide; when the vehicle impacts the guard bar for various reasons and continues to move forward towards the wall body, one end of the guard bar can be separated, one or two tires on one side of the vehicle can fall into the guard cavity, the tires are limited to continue to turn, the vehicle can continue to move forward along the direction of the guard support, and excellent protection and guiding are achieved.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a tunnel protection unit which characterized in that: the tunnel protection device comprises more than one group of protection devices which are equidistantly arranged at two sides of a tunnel, adjacent protection devices are mutually contacted and extend towards the length direction of the tunnel, each protection device comprises a protection support, two sides of the bottom of each protection support are respectively and rotatably arranged in a rotating groove which is formed in the ground of the tunnel, a protection cavity is formed in the middle of each protection support, more than one protection rod is arranged in the protection cavity side by side, a sliding shaft sleeve is respectively arranged at the bottom of each protection rod, a through hole is formed in the middle of each sliding shaft sleeve in a penetrating manner, a shaft rod is respectively arranged in each through hole penetrating through each sliding shaft sleeve, two ends of each shaft rod respectively penetrate through each protection support and are rotatably connected with each protection support, a sliding groove is formed in the top surface of each protection cavity, more than one sliding rod is respectively and slidably arranged in each sliding groove, an electromagnet assembly is embedded, the suction part is contacted with one side surface of the sliding rod and is sucked by the electromagnet assembly.
2. The tunnel protection machine set according to claim 1, characterized in that: a group of springs are fixedly welded between the adjacent sliding rods, and a buffer distance section is formed between the end faces of the adjacent sliding rods.
3. The tunnel protection machine set according to claim 1, characterized in that: a confined installation cavity has all been seted up to the inside of slide bar, and electromagnet assembly all imbeds and sets up in the installation cavity, and the electro-magnet more than a set of all establishes ties and switches on or off the power supply through a host computer control, the host computer passes through the screw fixation and hangs on the tunnel wall, all is provided with sensing detection subassembly on the fender rod, and sensing detection subassembly's signal output part transmits the signal receiving terminal to the host computer.
4. The tunnel protection machine set according to claim 3, characterized in that: the sensing detection subassembly all adopts more than one wireless pressure sensor, and the wireless pressure sensor embedding sets up inside the protective bar, and more than one wireless pressure sensor constitutes a wireless sensor network and with tip sensing information transmission to host computer end, the host computer includes a mainboard, is provided with the singlechip on the mainboard, and the host computer inserts municipal power, still installs time relay on the mainboard, and time relay begins work when the singlechip detects pressure signal.
5. The tunnel protection machine set according to claim 1, characterized in that: the upper end and the lower end of the sliding rod are respectively welded with a sliding block, the sliding blocks are arranged in the sliding rails in a sliding mode, the cross sections of the sliding blocks and the cross sections of the sliding rails are T-shaped, and the outer side end portions of the sliding rods extend out of sliding grooves formed in the top surfaces of the protection cavities.
6. The tunnel protection machine set of claim 5, wherein: the outer extending ends of the sliding rods form attraction planes, and the attraction portion of the head of the protection rod is made of a metal block and mutually attracted with the attraction planes.
7. The tunnel protection machine set according to claim 1, characterized in that: the two sides of the rotating groove are provided with rotating shaft holes, the two sides of the protective support are opposite to the rotating shaft holes and are provided with rotating shafts, a set of torsion springs are fixedly mounted on the rotating shafts, and the rotating shafts are mounted in the rotating shaft holes through the torsion springs and enable the protective support to be perpendicular to a road surface under the action of the torsion springs.
8. The tunnel protection machine set according to claim 1, characterized in that: the direction of the rotating groove departing from the center of the road is provided with an inclined contact surface, the protecting rod is pressed down and then is in contact with the inclined contact surface, and tires of the vehicle are buckled in the protecting cavity.
9. The tunnel protection machine set according to claim 1, characterized in that: a first rubber supporting block is bonded to one side face of the rotating groove, and a second rubber supporting block is fixedly bonded to the inclined contact face of the rotating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628866.XA CN110295944B (en) | 2019-07-12 | 2019-07-12 | Tunnel protection unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628866.XA CN110295944B (en) | 2019-07-12 | 2019-07-12 | Tunnel protection unit |
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| Publication Number | Publication Date |
|---|---|
| CN110295944A CN110295944A (en) | 2019-10-01 |
| CN110295944B true CN110295944B (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910628866.XA Active CN110295944B (en) | 2019-07-12 | 2019-07-12 | Tunnel protection unit |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113638750B (en) * | 2021-07-13 | 2023-12-05 | 江苏思行达信息技术有限公司 | Pit tunnel operation safety protection intelligent equipment and safety protection method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU798327A1 (en) * | 1979-01-08 | 1981-01-23 | Всесоюзный Научно-Исследовательскийи Проектно-Конструкторский Угольныйинститут | Mobile filling-in fence |
| CN206768667U (en) * | 2017-03-28 | 2017-12-19 | 天津普正动力科技有限公司 | A kind of automobile collision preventing guardrail being easily installed |
| CN207073065U (en) * | 2017-04-21 | 2018-03-06 | 梅向敏 | A kind of bridge security guard rail |
| CN207362760U (en) * | 2017-09-15 | 2018-05-15 | 李程鑫 | A kind of protective fence of civil engineering with shock-absorbing function |
| CN108487929A (en) * | 2018-04-24 | 2018-09-04 | 中煤科工集团南京设计研究院有限公司 | A kind of coal mine Novel crashproof boom device |
| CN108487776A (en) * | 2018-04-03 | 2018-09-04 | 张磊 | A kind of road construction protective device infinitely spliced |
| CN109518622A (en) * | 2018-11-27 | 2019-03-26 | 上海应用技术大学 | A kind of freeway tunnel safety device |
-
2019
- 2019-07-12 CN CN201910628866.XA patent/CN110295944B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU798327A1 (en) * | 1979-01-08 | 1981-01-23 | Всесоюзный Научно-Исследовательскийи Проектно-Конструкторский Угольныйинститут | Mobile filling-in fence |
| CN206768667U (en) * | 2017-03-28 | 2017-12-19 | 天津普正动力科技有限公司 | A kind of automobile collision preventing guardrail being easily installed |
| CN207073065U (en) * | 2017-04-21 | 2018-03-06 | 梅向敏 | A kind of bridge security guard rail |
| CN207362760U (en) * | 2017-09-15 | 2018-05-15 | 李程鑫 | A kind of protective fence of civil engineering with shock-absorbing function |
| CN108487776A (en) * | 2018-04-03 | 2018-09-04 | 张磊 | A kind of road construction protective device infinitely spliced |
| CN108487929A (en) * | 2018-04-24 | 2018-09-04 | 中煤科工集团南京设计研究院有限公司 | A kind of coal mine Novel crashproof boom device |
| CN109518622A (en) * | 2018-11-27 | 2019-03-26 | 上海应用技术大学 | A kind of freeway tunnel safety device |
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Effective date of registration: 20201104 Address after: 322000 1st floor, 246 Tongbao Road, Niansanli street, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu Jiaqian Technology Co., Ltd Address before: 325206 No. 10 Fumin East Road, Junyong Street Industrial Park, Ruian City, Wenzhou City, Zhejiang Province Applicant before: Guo Wen |
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