CN108342997B - Entrance and exit light gradual change protection device for expressway tunnel - Google Patents
Entrance and exit light gradual change protection device for expressway tunnel Download PDFInfo
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- CN108342997B CN108342997B CN201810142266.8A CN201810142266A CN108342997B CN 108342997 B CN108342997 B CN 108342997B CN 201810142266 A CN201810142266 A CN 201810142266A CN 108342997 B CN108342997 B CN 108342997B
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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
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/06—Anti-dazzle arrangements ; Securing anti-dazzle means to crash-barriers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
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Abstract
The invention relates to the field of tunnels, in particular to an entrance and exit light gradual change protection device for an expressway tunnel, which comprises a concrete pavement, a protection mechanism, an installation mechanism, a lighting lamp, a power supply mechanism, a locking mechanism, a connecting mechanism, an expressway guardrail, a tunnel outer protection body, a tunnel and warning strips, wherein the concrete pavement is provided with a plurality of light guide grooves; the protection mechanism can form a buffer protection mechanism before a driver drives an automobile to enter a tunnel, so that the brightness of the environment where the driver is located is gradually reduced, the driver can slowly adapt to the environment which becomes dark gradually until the driver enters the tunnel, and the protection mechanism can also enable the driver to gradually adapt to the environment with bright light when the driver leaves the tunnel, so that the safety of high-speed road driving is improved; the installation mechanism can enable the device to be quickly connected with the high-speed guardrail, so that the construction cost is reduced, and the installation efficiency is improved; the connecting mechanism can be matched with the locking mechanism, so that the construction period is greatly shortened, and the labor capacity of workers is reduced.
Description
Technical Field
The invention relates to the technical field of tunnels, in particular to an entrance and exit light gradual change protection device for an expressway tunnel.
Background
With the development of society and the improvement of economic strength, the construction of a highway network is gradually completed, the highway has multiple lanes, wide road surface and high traffic capacity, the traffic volume borne by the highway is several times or even dozens of times higher than that of a common highway, the social and economic development can be greatly promoted, and in the construction process of the highway, a mountain is often required to be penetrated, and a tunnel is required to be trimmed to allow the highway to penetrate.
When a driver drives an automobile to enter a tunnel, the sight line suddenly enters a darker environment, so that the driver can generate visual contrast, dizzy reaction occurs, obstacles are difficult to recognize, and traffic accidents are easy to cause. In view of this, the invention provides an entrance and exit light gradual change protection device for an expressway tunnel, which has the following characteristics:
(1) according to the entrance and exit light gradual-change protection device for the highway tunnel, the protection mechanism can form a buffer protection mechanism before a driver drives an automobile to enter the tunnel, so that the brightness of the environment where the driver is located is gradually reduced, the driver can slowly adapt to the environment which becomes dark gradually until the driver enters the tunnel, and the protection mechanism can also enable the driver to gradually adapt to the environment which becomes bright when the driver drives the automobile to leave the tunnel, so that dizzy reaction generated when the driver suddenly enters the tunnel on the highway is effectively eliminated, and the safety of highway driving is improved.
(2) According to the entrance and exit light gradual change protection device for the highway tunnel, the installation mechanism can enable the device to be quickly connected with a highway guardrail, so that the construction cost is reduced, and the installation efficiency is improved.
(3) According to the entrance and exit light gradual change protection device for the expressway tunnel, the connecting mechanism can be matched with the locking mechanism, so that all gradual change transparent plates can be quickly clamped together, the construction period is greatly shortened, and the labor amount of workers is reduced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an entrance and exit light gradual-change protection device for a highway tunnel, wherein a protection mechanism can form a buffer protection mechanism before a driver drives an automobile to enter the tunnel, so that the brightness of the environment where the driver is located is gradually reduced, the driver can slowly adapt to the environment which becomes dark gradually until the driver enters the tunnel, and the protection mechanism can also enable the driver to gradually adapt to the environment which becomes bright when the driver drives the automobile to leave the tunnel, thereby effectively eliminating dizzy reaction generated when the driver suddenly enters the tunnel on the highway, and improving the safety of highway driving; the installation mechanism can enable the device to be quickly connected with the high-speed guardrail, so that the construction cost is reduced, and the installation efficiency is improved; coupling mechanism can mutually support with locking mechanism for can block fast between each gradual change transparent plate and be in the same place, the construction cycle of very big shortening has reduced workman's the amount of labour.
The technical scheme adopted by the invention for solving the technical problems is as follows: an entrance and exit light gradual change protection device for an expressway tunnel comprises a concrete pavement, a protection mechanism, an installation mechanism, a lighting lamp, a power supply mechanism, a locking mechanism, a connecting mechanism, an expressway guardrail, a tunnel outer protective body, a tunnel and warning strips; the protection mechanisms are symmetrically arranged at two ends of the tunnel respectively; the high-speed guardrails are symmetrically arranged on two sides of the surface of the concrete pavement; one end of the concrete pavement is communicated to the tunnel; the tunnel penetrates through the inner part of the tunnel outer protective body; the warning strips are distributed on the outer wall of the tunnel; the outer wall of the high-speed guardrail is fixedly connected with the mounting mechanism; the top of the mounting mechanism is fixedly connected with the protection mechanism; the inner wall of the protection mechanism is provided with the illuminating lamp; the illuminating lamps are electrically connected with the power supply mechanism; the locking mechanism is arranged in the protection mechanism; the locking mechanism is connected with the connecting mechanism in a matching way.
Specifically, the mounting mechanism comprises a fixing frame, a first fixing bolt, a connecting plate and a second fixing bolt, the fixing frame is connected with the high-speed guardrail through the first fixing bolt, the connecting plate is arranged at the top of the fixing frame, and the connecting plate is fixedly connected with the bottom of the protection mechanism through the second fixing bolt; through each gradual change transparent plate and the coating that corresponds with it, can make the driver adapt to the light of gradual change before getting into, improve the security that the tunnel was gone.
Specifically, the power supply mechanism comprises a power supply box, a first brightness adjusting knob, a second brightness adjusting knob and a third brightness adjusting knob, the first brightness adjusting knob is electrically connected with the illuminating lamp at the bottom of the third gradually-changing transparent plate, the second brightness adjusting knob is electrically connected with the illuminating lamp at the bottom of the four gradually-changing transparent plates, the third brightness adjusting knob is electrically connected with the illuminating lamp at the bottom of the five gradually-changing transparent plates, and the power supply box is electrically connected with the first brightness adjusting knob, the second brightness adjusting knob and the third brightness adjusting knob; the mounting mechanism can be fixed on the high-speed guardrail through bolts, so that the mounting is simpler and quicker, and the cost is reduced.
Specifically, the other side walls of the first gradually-changing transparent plate, the second gradually-changing transparent plate, the third gradually-changing transparent plate and the fourth gradually-changing transparent plate, which are opposite to the connecting mechanism, are provided with through hole structures; to facilitate the connection of the various graded transparent plates.
Specifically, the locking mechanism comprises a limiting pipe, a spring and the locking head, the limiting pipe is fixed on the top surfaces of the through hole structures of the first gradually-changing transparent plate, the second gradually-changing transparent plate, the third gradually-changing transparent plate and the fourth gradually-changing transparent plate, the spring is fixed inside the limiting pipe, the bottom end of the spring is fixedly connected with the locking head, the locking head is slidably connected with the inner wall of the limiting pipe, and the side section of the locking head is in a right-angled triangle shape; the gradual change transparent plates can be firmly locked together to prevent looseness.
The connecting mechanism comprises a connecting plate, a middle plate and a baffle, the connecting plate is arranged on the side walls of the second gradually-changing transparent plate, the third gradually-changing transparent plate, the fourth gradually-changing transparent plate and the fifth gradually-changing transparent plate, the side section of the baffle is in a right-angled triangle shape, the baffle is connected with the connecting plate through the middle plate, the baffle, the connecting plate and the middle plate form a groove structure, and the bottom end of the locking head is arranged in the groove structure; the connecting mechanism can be inserted into the locking mechanism, the operation is simple and convenient, and the connection is firm.
Specifically, the right-angle edge of the baffle is attached to the right-angle edge of the locking head, and the top end of the baffle is positioned at the top of the bottom end of the locking head; the locking head can be used for effectively blocking the baffle plate and avoiding the displacement of the baffle plate.
The invention has the beneficial effects that:
(1) according to the entrance and exit light gradual-change protection device for the highway tunnel, the protection mechanism can form a buffer protection mechanism before a driver drives an automobile to enter the tunnel, so that the brightness of the environment where the driver is located is gradually reduced, the driver can slowly adapt to the environment which becomes dark gradually until the driver enters the tunnel, and the protection mechanism can also enable the driver to gradually adapt to the environment which becomes bright when the driver drives the automobile to leave the tunnel, so that dizzy reaction generated when the driver suddenly enters the tunnel on the highway is effectively eliminated, and the safety of highway driving is improved.
(2) According to the entrance and exit light gradual change protection device for the highway tunnel, the installation mechanism can enable the device to be quickly connected with a highway guardrail, so that the construction cost is reduced, and the installation efficiency is improved.
(3) According to the entrance and exit light gradual change protection device for the expressway tunnel, the connecting mechanism can be matched with the locking mechanism, so that all gradual change transparent plates can be quickly clamped together, the construction period is greatly shortened, and the labor amount of workers is reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of a preferred embodiment of an entrance/exit light gradual-change protection device for an expressway tunnel according to the present invention;
FIG. 2 is a schematic view of the connection structure of the connection mechanism, the protection mechanism and the high-speed fence shown in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the protection mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the internal connection structure of the protection mechanism shown in FIG. 1;
fig. 5 is a schematic structural diagram of the power supply mechanism shown in fig. 3.
In the figure: the concrete pavement 1, the protection mechanism 2, the first gradient transparent plate 21, the second gradient transparent plate 22, the light gray coating 221, the third gradient transparent plate 23, the middle gray coating 231, the fourth gradient transparent plate 24, the gray black coating 241, the fifth gradient transparent plate 25, the black coating 251, the installation mechanism 3, the fixed frame 31, the first fixing bolt 32, the connecting plate 33, the second fixing bolt 34, the illuminating lamp 4, the power supply mechanism 5, the power supply box 511, the first brightness adjusting knob 52, the second brightness adjusting knob 53, the third brightness adjusting knob 54, the locking mechanism 6, the limiting pipe 61, the spring 62, the locking head 63, the connecting mechanism 7, the connecting plate 71, the middle plate 72, the baffle plate 73, the high-speed guardrail 8, the tunnel outer protective body 9, the tunnel 10 and the warning strip 11.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1, fig. 3 and fig. 4, the light gradual-change protection device for the entrance and exit of the expressway tunnel according to the present invention includes a concrete pavement 1, a protection mechanism 2, an installation mechanism 3, an illumination lamp 4, a power supply mechanism 5, a locking mechanism 6, a connection mechanism 7, an expressway guardrail 8, a tunnel outer protective body 9, a tunnel 10 and a warning strip 11; the protection mechanisms 2 are symmetrically arranged at two ends of the tunnel 10 respectively; the high-speed guardrails 8 are symmetrically arranged on two sides of the surface of the concrete pavement 1; one end of the concrete pavement 1 is communicated to the tunnel 10; the tunnel 10 penetrates through the inside of the tunnel outer protective body 9; the warning strips 11 are distributed on the outer wall of the tunnel 10; the outer wall of the high-speed guardrail 8 is fixedly connected with the mounting mechanism 3; the top of the mounting mechanism 3 is fixedly connected with the protection mechanism 2; the illuminating lamp 4 is arranged on the inner wall of the protection mechanism 2; the illuminating lamps 4 are electrically connected with the power supply mechanism 5; the locking mechanism 6 is arranged in the protection mechanism 2; the locking mechanism 6 is connected with the connecting mechanism 7 in a matching way.
Specifically, as shown in fig. 1, fig. 2 and fig. 3, the width of the protection mechanism 2 is the same as the distance between the highway guardrails 8, the protection mechanism 2 includes a first gradually-changing transparent plate 21, a second gradually-changing transparent plate 22, a third gradually-changing transparent plate 23, a fourth gradually-changing transparent plate 24 and a fifth gradually-changing transparent plate 25, the first gradually-changing transparent plate 21 is fixedly connected to the second gradually-changing transparent plate 22, the second gradually-changing transparent plate 22 is fixedly connected to the third gradually-changing transparent plate 23, the third gradually-changing transparent plate 23 is fixedly connected to the fourth gradually-changing transparent plate 24, the fourth gradually-changing transparent plate 24 is fixedly connected to the fifth gradually-changing transparent plate 25, the lengths of the first gradually-changing transparent plate 21, the second gradually-changing transparent plate 22, the third gradually-changing transparent plate 23, the fourth gradually-changing transparent plate 24 and the fifth gradually-changing transparent plate 25 are sequentially increased, the first gradually-changing transparent plate 21, the second gradually-changing transparent plate 22, the third gradually-changing transparent plate 23, the fourth gradually-changing transparent plate 24 and the fifth gradually-changing transparent plate 25 are all located on the same horizontal plane, the fifth gradually-changing transparent plate 25 is arranged at the end of the tunnel 10, a light gray coating 221 is arranged on the outer surface of the second gradually-changing transparent plate 22, a medium gray coating 231 is arranged on the outer surface of the third gradually-changing transparent plate 23, a gray black coating 241 is arranged on the outer surface of the fourth gradually-changing transparent plate 24, a black coating 251 is arranged on the outer surface of the fifth gradually-changing transparent plate 25, and the illuminating lamp 4 is installed at the bottoms of the third gradually-changing transparent plate 23, the fourth gradually-changing transparent plate 24 and the fifth gradually-changing; through each gradual change transparent plate and the coating that corresponds with it, can make the driver adapt to the light of gradual change before getting into, improve the security that the tunnel was gone.
Specifically, as shown in fig. 1 and fig. 2, the installation mechanism 3 of the entrance/exit light gradual-change protection device for an expressway tunnel according to the present invention includes a fixed frame 31, a first fixing bolt 32, a connecting plate 33, and a second fixing bolt 34, wherein the fixed frame 31 is connected to the expressway guardrail 8 through the first fixing bolt 32, the connecting plate 33 is disposed at the top of the fixed frame 31, and the connecting plate 33 is fixedly connected to the bottom of the protection mechanism 2 through the second fixing bolt 34; the mounting mechanism 3 can be fixed on the high-speed guardrail 8 through bolts, so that the mounting is simpler and quicker, and the cost is reduced.
Specifically, as shown in fig. 3 and 5, the power supply mechanism 5 of the entrance/exit light gradual change protection device for an expressway tunnel according to the present invention includes a power supply box 51, a first brightness adjustment knob 52, a second brightness adjustment knob 53, and a third brightness adjustment knob 54, wherein the first brightness adjustment knob 52 is electrically connected to the illumination lamp 4 at the bottom of the third gradual change transparent plate 23, the second brightness adjustment knob 53 is electrically connected to the illumination lamp 4 at the bottom of the fourth gradual change transparent plate 24, the third brightness adjustment knob 54 is electrically connected to the illumination lamp 4 at the bottom of the fifth gradual change transparent plate 25, and the power supply box 51 is electrically connected to the first brightness adjustment knob 52, the second brightness adjustment knob 53, and the third brightness adjustment knob 54; the brightness adjusting knobs can be rotated to adjust the brightness of the illuminating lamp 4, so that the light in the tunnel 10 is compensated, and the driving requirement is met.
Specifically, as shown in fig. 3 and 4, in the entrance and exit light gradual-change protection device for an expressway tunnel according to the present invention, through-hole structures are formed on the other side walls of the first gradual-change transparent plate 21, the second gradual-change transparent plate 22, the third gradual-change transparent plate 23, and the fourth gradual-change transparent plate 24 opposite to the connection mechanism 7; to facilitate the connection of the various graded transparent plates.
Specifically, as shown in fig. 3 and 4, the locking mechanism 6 of the entrance and exit light gradual-change protection device for an expressway tunnel according to the present invention includes a limiting tube 61, a spring 62 and a locking head 63, the limiting tube 61 is fixed on the top surface of the through hole structure of the first gradual-change transparent plate 21, the second gradual-change transparent plate 22, the third gradual-change transparent plate 23 and the fourth gradual-change transparent plate 24, the spring 62 is fixed inside the limiting tube 61, the bottom end of the spring 62 is fixedly connected to the locking head 63, the locking head 63 is slidably connected to the inner wall of the limiting tube 61, and the side section of the locking head 63 is in the shape of a right triangle; the gradual change transparent plates can be firmly locked together to prevent looseness.
Specifically, as shown in fig. 3 and 4, the connection mechanism 7 of the entrance/exit light gradual-change protection device for an expressway tunnel according to the present invention includes a connection plate 71, a middle plate 72, and a baffle plate 73, the connection plate 71 is disposed on the sidewalls of the second gradual-change transparent plate 22, the third gradual-change transparent plate 23, the fourth gradual-change transparent plate 24, and the fifth gradual-change transparent plate 25, the side cross section of the baffle plate 73 is a right triangle, the baffle plate 73 is connected with the connection plate 71 through the middle plate 72, the baffle plate 73, the connection plate 71, and the middle plate 72 form a groove structure, and the bottom end of the locking head 63 is disposed in the groove structure; the connecting mechanism 7 can be inserted into the locking mechanism 6, the operation is simple and convenient, and the connection is firm.
Specifically, as shown in fig. 1 and 4, according to the entrance and exit light gradual-change protection device for the expressway tunnel, right-angle edges of the baffle 73 and right-angle edges of the locking heads 63 are attached to each other, and the top ends of the baffle 73 are located at the tops of the bottom ends of the locking heads 63; the locking head 63 can effectively block the baffle 73 to prevent displacement thereof.
Through the protection mechanism 2 consisting of the first gradually-changing transparent plate 21, the second gradually-changing transparent plate 22, the third gradually-changing transparent plate 23, the fourth gradually-changing transparent plate 24 and the fifth gradually-changing transparent plate 25, a light gradually-changing barrier can be effectively formed at the end part of the tunnel 10, so that a driver has good gradually-changing adaptation time before entering the tunnel 10, and the dizzy reaction caused by instant entering is prevented; the method specifically comprises the following steps:
(1) during installation, the gradually-changing transparent plates are respectively inserted into the connecting plates 33, the second fixing bolt 34 is screwed, the fixing frame 31 is respectively fixed at corresponding positions of the high-speed guardrail 8, then the gradually-changing transparent plates are moved along the high-speed guardrail 8, the connecting mechanism 7 extends into the locking mechanism 6 during the moving process, the baffle 73 moves forwards to extrude the locking head 63, so that the locking head 63 compresses the spring 62 and retracts into the limiting pipe 61, when the baffle 73 completely passes through the locking head 63, the locking head 63 enters the groove structure surrounded by the connecting plates 71, the middle plates 72 and the baffle 73 under the driving of the spring 62, the baffle 73 and the locking head 63 are attached back to back, and the operation is repeated so as to enable the gradually-changing transparent plates to be tightly connected, finally, screwing the first fixing bolt 32 to complete the installation of the equipment;
(2) according to the brightness conditions inside the third gradually-changing transparent plate 23, the fourth gradually-changing transparent plate 24 and the fifth gradually-changing transparent plate 25, the first brightness adjusting knob 52, the second brightness adjusting knob 53 and the third brightness adjusting knob 54 are respectively and correspondingly adjusted, so that the brightness inside the gradually-changing transparent plates is gradually compensated, and the lighting requirement in the driving process of the automobile is met;
(3) when a driver drives an automobile to drive into the protection mechanism 2, the light inside the first gradually-changing transparent plate 21 is the same as the external light at the moment because no coating is formed in the first gradually-changing transparent plate 21; then, the vehicle continues to run into the second gradually-changed transparent plate 22, because the outer surface of the vehicle is coated with the light gray coating 221, the light inside the second gradually-changed transparent plate 22 is slightly darker than the outside, and a driver can adapt to the light during running; then, the light enters the third gradually-changing transparent plate 23, the outer surface of the third gradually-changing transparent plate 23 is coated with the middle gray coating 231, the light in the third gradually-changing transparent plate 23 is darker than before, the internal illuminating lamp 4 can compensate the light to a certain extent, the driving requirement is met, and a driver can adapt after driving for a period of time; when the automobile is in the fourth gradually-changed transparent plate 24, the light rays are darker under the action of the gray-black coating 241, but the light rays are not too big, so that the driver cannot be dizzy; finally, the light enters the tunnel 10 through the fifth gradually-changed transparent plate 25, under the action of the black coating 251, the light condition of the fifth gradually-changed transparent plate 25 is similar to that in the tunnel 10, and under the condition that the light is gradually reduced and the driver gradually adapts, the driver can comfortably enter the tunnel 10;
(4) when the automobile is driven, the opposite is true, and the light gradually becomes bright.
The protection mechanism 2 can form a buffer protection mechanism before a driver drives an automobile to enter the tunnel 10, so that the brightness of the environment where the driver is located is gradually reduced, the driver can slowly adapt to the environment which becomes dark gradually until the driver enters the tunnel 10, and the protection mechanism 2 can also enable the driver to gradually adapt to the environment with bright light when the driver drives the automobile to leave the tunnel, thereby effectively eliminating dizzy reaction generated when the driver suddenly enters the tunnel on a highway and improving the safety of high-speed road driving; the installation mechanism 3 can enable the device to be quickly connected with the high-speed guardrail 8, so that the construction cost is reduced, and the installation efficiency is improved; coupling mechanism 7 can mutually support with locking mechanism 6 for can block fast between each gradual change transparent plate and be in the same place, the construction cycle of very big shortening has reduced workman's the amount of labour.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a highway tunnel is with exit light gradual change protection device which characterized in that: the tunnel protection device comprises a concrete pavement (1), a protection mechanism (2), an installation mechanism (3), an illuminating lamp (4), a power supply mechanism (5), a locking mechanism (6), a connecting mechanism (7), a high-speed guardrail (8), a tunnel outer protection body (9), a tunnel (10) and a warning strip (11); the two ends of the tunnel (10) are respectively and symmetrically provided with the protection mechanisms (2); the two sides of the surface of the concrete pavement (1) are symmetrically provided with the high-speed guardrails (8); one end of the concrete pavement (1) is communicated to the tunnel (10); the tunnel (10) penetrates through the interior of the tunnel outer protective body (9); the warning strips (11) are distributed on the outer wall of the tunnel (10); the outer wall of the high-speed guardrail (8) is fixedly connected with the mounting mechanism (3); the top of the mounting mechanism (3) is fixedly connected with the protection mechanism (2); the inner wall of the protection mechanism (2) is provided with the illuminating lamp (4); the illuminating lamps (4) are electrically connected with the power supply mechanism (5); the locking mechanism (6) is arranged in the protection mechanism (2); the locking mechanism (6) is connected with the connecting mechanism (7) in a matching way;
the width of the protection mechanism (2) is the same as the distance between the high-speed guardrails (8), the protection mechanism (2) comprises a first gradually-changing transparent plate (21), a second gradually-changing transparent plate (22), a third gradually-changing transparent plate (23), a fourth gradually-changing transparent plate (24) and a fifth gradually-changing transparent plate (25), the first gradually-changing transparent plate (21) is fixedly connected with the second gradually-changing transparent plate (22), the second gradually-changing transparent plate (22) is fixedly connected with the third gradually-changing transparent plate (23), the third gradually-changing transparent plate (23) is fixedly connected with the fourth gradually-changing transparent plate (24), the fourth gradually-changing transparent plate (24) is fixedly connected with the fifth gradually-changing transparent plate (25), the lengths of the first gradually-changing transparent plate (21), the second gradually-changing transparent plate (22), the third gradually-changing transparent plate (23), the fourth transparent plate (24) and the fifth gradually-changing transparent plate (25) are, the first gradually-changing transparent plate (21), the second gradually-changing transparent plate (22), the third gradually-changing transparent plate (23), the fourth gradually-changing transparent plate (24) and the fifth gradually-changing transparent plate (25) are all positioned on the same horizontal plane, the fifth gradual change transparent plate (25) is arranged at the end part of the tunnel (10), the outer surface of the second gradual change transparent plate (22) is provided with a light gray coating (221), the outer surface of the third gradually-changed transparent plate (23) is provided with a middle gray coating (231), the outer surface of the fourth gradually-changed transparent plate (24) is provided with a gray black coating (241), the outer surface of the fifth gradually-changed transparent plate (25) is provided with a black coating (251), the illuminating lamps (4) are arranged at the bottoms of the third gradually-changing transparent plate (23), the fourth gradually-changing transparent plate (24) and the fifth gradually-changing transparent plate (25);
the power supply mechanism (5) comprises a power supply box (51), a first brightness adjusting knob (52), a second brightness adjusting knob (53) and a third brightness adjusting knob (54), the first brightness adjusting knob (52) is electrically connected with the illuminating lamp (4) at the bottom of the third gradient transparent plate (23), the second brightness adjusting knob (53) is electrically connected with the illuminating lamp (4) at the bottom of the fourth gradient transparent plate (24), the third brightness adjusting knob (54) is electrically connected with the illuminating lamp (4) at the bottom of the fifth gradient transparent plate (25), and the power supply box (51) is electrically connected with the first brightness adjusting knob (52), the second brightness adjusting knob (53) and the third brightness adjusting knob (54); according to the brightness conditions inside the third gradually-changing transparent plate (23), the fourth gradually-changing transparent plate (24) and the fifth gradually-changing transparent plate (25), the first brightness adjusting knob (52), the second brightness adjusting knob (53) and the third brightness adjusting knob (54) are respectively and correspondingly adjusted, so that the brightness inside the gradually-changing transparent plates is gradually compensated, and the illumination requirement in the running process of an automobile is met;
the locking mechanism (6) comprises a limiting pipe (61), a spring (62) and a locking head (63), the limiting pipe (61) is fixed on the top surface of the through hole structures of the first gradually-changing transparent plate (21), the second gradually-changing transparent plate (22), the third gradually-changing transparent plate (23) and the fourth gradually-changing transparent plate (24), the spring (62) is fixed inside the limiting pipe (61), the bottom end of the spring (62) is fixedly connected with the locking head (63), the locking head (63) is connected with the inner wall of the limiting pipe (61) in a sliding mode, and the side section of the locking head (63) is in a right-angled triangle shape;
the connecting mechanism (7) comprises a connecting plate (71), a middle plate (72) and a baffle (73), the connecting plate (71) is arranged on the side walls of the second gradually-changing transparent plate (22), the third gradually-changing transparent plate (23), the fourth gradually-changing transparent plate (24) and the fifth gradually-changing transparent plate (25), the side section of the baffle (73) is in a right-angled triangle shape, the baffle (73) is connected with the connecting plate (71) through the middle plate (72), the baffle (73), the connecting plate (71) and the middle plate (72) form a groove structure, and the bottom end of the locking head (63) is arranged in the groove structure;
the right-angle edge of the baffle (73) is attached to the right-angle edge of the locking head (63), and the top end of the baffle (73) is positioned at the top of the bottom end of the locking head (63); the mounting mechanism (3) comprises a fixing frame (31), a first fixing bolt (32), a connecting plate (33) and a second fixing bolt (34), the fixing frame (31) is connected with the high-speed guardrail (8) through the first fixing bolt (32), the connecting plate (33) is arranged at the top of the fixing frame (31), and the connecting plate (33) is fixedly connected with the bottom of the protection mechanism (2) through the second fixing bolt (34); the other side wall of the first gradually-changing transparent plate (21), the second gradually-changing transparent plate (22), the third gradually-changing transparent plate (23) and the fourth gradually-changing transparent plate (24) opposite to the connecting mechanism (7) is provided with a through hole structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810142266.8A CN108342997B (en) | 2018-02-11 | 2018-02-11 | Entrance and exit light gradual change protection device for expressway tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN112228097A (en) * | 2020-10-09 | 2021-01-15 | 重庆工程职业技术学院 | Tunnel vision buffer |
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| CN206752951U (en) * | 2017-05-22 | 2017-12-15 | 姜添娣 | A kind of plugged and fixed formula floor |
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