CN214459810U - Guideboard for tunnel entrance - Google Patents
Guideboard for tunnel entrance Download PDFInfo
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- CN214459810U CN214459810U CN202022652113.3U CN202022652113U CN214459810U CN 214459810 U CN214459810 U CN 214459810U CN 202022652113 U CN202022652113 U CN 202022652113U CN 214459810 U CN214459810 U CN 214459810U
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- wall
- rod
- sign
- bracing piece
- guideboard
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Abstract
The utility model relates to a tunnel technical field just discloses a signpost for tunnel entry, including the bracing piece, the bracing piece is hollow cylinder, and the top of bracing piece is provided with the sign, and the circular port has been seted up to the lateral wall bottom of sign, and the lateral wall top of bracing piece corresponds position wall fixed connection with the circular port on the sign, and the lateral wall fixed mounting of bracing piece has found two sets of bearings, and the outside cover of bracing piece has the bull stick. The utility model discloses in, this signpost for tunnel entry, wind can be experienced to this signpost, it is rotatory that wind makes to change the page or leaf, it is rotatory to change the rotatory connecting rod that drives of page or leaf, the connecting rod drives the spring rotation, the spring drives the extension rod rotation, when the extension rod is rotatory, because centrifugal force, the connection rope is put, when the connection rope is put, the rubber ball on the connection rope can strike on the inside wall of sign, the surface that makes the sign receives vibrations, shake the dust on the sign surface and fall, the effect of reducing the dust and adhering to the sign surface has been reached.
Description
Technical Field
The utility model relates to a tunnel technical field especially relates to a signpost for tunnel entry.
Background
Tunnels are engineering structures buried in the ground and are a form of human use of underground space. The tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel.
The existing tunnels on the market at the entrance end can establish a guideboard, and in some tunnels on national roads, because of the fact that the number of vehicles with dregs is large, the sand on the dregs vehicle can fall on the road surface, when other vehicles pass through the sand, the sand can be lifted, the sand can be attached to the surface of the guideboard, so that a driver can not see the content of the guideboard clearly, the driver cannot know that the tunnel is in front of the road, and when the driver sees the tunnel, the driver does not react to slow down and collides with the front vehicle, so that traffic accidents are caused. To this end, we propose a guideboard for tunnel entrances.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a signpost for tunnel entry.
In order to realize the purpose, the utility model adopts the following technical proposal, the guideboard for the tunnel entrance comprises a supporting rod, the supporting rod is hollow cylinder, a sign is arranged on the top of the supporting rod, a circular hole is arranged at the bottom of the side wall of the sign, the top end of the side wall of the supporting rod is fixedly connected with the wall surface at the position corresponding to the circular hole on the sign, two groups of bearings are fixedly arranged on the side wall of the supporting rod, a rotating rod is sleeved outside the supporting rod, the top end and the bottom end of the inner wall surface of the rotating rod are fixedly connected with the outer side walls of the two groups of bearings, rotary pages are fixedly arranged at the left and right ends of the outer side wall of the rotating rod, an arc-shaped groove is arranged on the side wall of the sign, the arc-shaped groove on the sign is mutually communicated with the inside of the supporting rod, the top and the bottom wall surfaces at the position corresponding to the arc-shaped groove on the sign are both provided with rotating grooves, a connecting rod is arranged inside the sign, T-shaped blocks are fixedly arranged at the left and right ends of the top and the bottom wall surfaces of the connecting rod, the lateral wall of two sets of T-shaped blocks at top and bottom on the connecting rod is laminated with corresponding position wall on four groups of rotary grooves respectively, and the spout has been seted up on the inside wall top of sign.
Preferably, the inside of sign is provided with the extension rod, and the hole extends to the inside of bracing piece on the bottom of extension rod passes through the extension rod top wall.
Preferably, the left end and the right end of the side wall of the extension rod are fixedly provided with sliding blocks, and the side walls of the two groups of sliding blocks are respectively attached to the wall surfaces of the corresponding positions on the two groups of sliding grooves.
Preferably, a spring is arranged inside the support rod, and the top end and the bottom end of the spring are fixedly connected with the bottom wall surface of the extension rod and the top wall surface of the connecting rod respectively.
Preferably, the top wall fixed mounting of extension rod has the commentaries on classics ball, changes the equal fixedly connected with in both ends around the lateral wall of ball and connects the rope, the equal fixedly connected with rubber ball of one end that two sets of connection ropes kept away from mutually.
Advantageous effects
The utility model provides a signpost for tunnel entry. The method has the following beneficial effects:
(1) this signpost for tunnel entry, when the car is from this signpost by the time of process, the car is through pushing away this signpost air in front forward, then the atmospheric pressure step-down in front, near air produces wind to current removal, so the car is after through, this signpost can experience wind, wind makes the commentaries on classics page or leaf rotatory, it is rotatory to change the rotatory connecting rod that drives of page or leaf, the connecting rod drives the spring rotatory, the spring drives the extension rod rotatory, when the extension rod is rotatory, because centrifugal force, the connection rope is put, when the connection rope is put, the rubber ball on the connection rope can strike on the inside wall of sign, make the surface of sign receive vibrations, shake the dust on the sign surface and fall, the effect that the reduction dust adheres to on the sign surface has been reached.
(2) This tunnel entry is with signpost, when the connecting rod is when rotatory, the spring is also rotatory, because centrifugal force, the spring can upwards extend when the rotational speed is fast partially, makes the sign top also can receive the striking of rubber ball, lets the upper and lower both ends of sign can both receive the striking of sign, has reached the effect that improves dust removal effect.
(3) This street nameplate for tunnel entry, rubber ball adopt the rubber material, reduce the rubber ball when the inside wall face of striking sign, the power that the rubber ball received reduces the loss of rubber ball, has reached the effect of the time of extension the device's dust removal effect.
Drawings
FIG. 1 is a cross-sectional view of the street nameplate for the tunnel entrance of the present invention;
FIG. 2 is a front view of the street nameplate for tunnel entrance of the present invention;
FIG. 3 is an enlarged view of the point A of FIG. 1 according to the present invention;
fig. 4 is an enlarged view of the point B in fig. 1 according to the present invention.
Illustration of the drawings:
the automatic indicating device comprises a supporting rod 1, an indicating plate 2, a bearing 3, a rotating rod 4, a rotating page 5, a rotating groove 6, a connecting rod 7, a T-shaped block 8, a sliding groove 9, an extension rod 10, a sliding block 11, a spring 12, a rotating ball 13, a connecting rope 14 and a rubber ball 15.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): as shown in figures 1-4, a guideboard for a tunnel entrance comprises a supporting rod 1, the supporting rod 1 is hollow cylinder, a sign 2 is arranged on the top of the supporting rod 1, a circular hole is arranged at the bottom of the side wall of the sign 2, the top end of the side wall of the supporting rod 1 is fixedly connected with the wall surface at the position corresponding to the circular hole on the sign 2, two sets of bearings 3 are fixedly arranged on the side wall of the supporting rod 1, a rotating rod 4 is sleeved outside the supporting rod 1, the top end and the bottom end of the inner wall surface of the rotating rod 4 are fixedly connected with the outer side walls of the two sets of bearings 3, rotary pages 5 are fixedly arranged at the left and right ends of the outer side wall of the rotating rod 4, an arc-shaped groove is arranged on the side wall of the sign 2, the arc-shaped groove is mutually communicated with the inside of the supporting rod 1, rotary grooves 6 are arranged at the top and the bottom wall surfaces at the position corresponding to the arc-shaped groove on the sign 2, a connecting rod 7 is arranged inside the sign 2, T-shaped block 8 is fixedly arranged at the top and at the left and right ends of the bottom wall surface of the top and the connecting rod 7, two sets of T-shaped blocks 8's of top and bottom lateral wall on connecting rod 7 respectively with four group turn trough 6 on correspond the position wall and laminate each other, spout 9 has been seted up on the inside wall top of sign 2, sign 2's inside is provided with extension rod 10, extension rod 10's bottom is passed through extension rod 10 top wall and is gone up the hole and extend to bracing piece 1's inside, the equal fixed mounting in both ends has slider 11 about extension rod 10's the lateral wall, the lateral wall of two sets of slider 11 respectively with two sets of spout 9 on correspond the position wall laminate each other, bracing piece 1's inside is provided with spring 12, spring 12's top and bottom respectively with extension rod 10's bottom wall and connecting rod 7's top wall fixed connection, extension rod 10's top wall fixed mounting has change ball 13, change ball 13's the equal fixedly connected with in both ends around the lateral wall and connect rope 14, the equal fixedly connected with rubber ball 15 in one end that two sets of connecting rope 14 kept away from mutually.
The utility model discloses a theory of operation:
when using, when the car passes by from this signpost, the car is through pushing away the air in front of this signpost face, then the atmospheric pressure in front becomes low, near air produces wind to current removal, so after the car passes by, this signpost can experience wind, wind makes and changes page or leaf 5 rotatory, it is rotatory to change page or leaf 5 rotatory drive connecting rod 7, connecting rod 7 drives spring 12 rotatory, spring 12 drives extension rod 10 rotatory, when extension rod 10 is rotatory, because centrifugal force, connecting rope 14 is swung up, when connecting rope 14 was swung up, rubber ball 15 on the connecting rope 14 can strike on the inside wall of sign 2, make the surface of sign 2 receive vibrations, shake down the dust on the surface of sign 2, reached the effect that reduces the dust and adhere to on sign 2 surface.
When connecting rod 7 is rotatory, spring 12 is also rotatory, because centrifugal force, spring 12 is when the rotational speed is on the throne, and spring 12 can upwards extend, makes 2 tops of sign also can receive the striking of rubber ball 15, lets the upper and lower both ends of sign 2 can both receive the striking of sign 2, has reached the effect that improves dust removal effect.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (6)
1. The utility model provides a street nameplate for tunnel entry, includes bracing piece (1), its characterized in that: the supporting rod (1) is hollow cylindrical, the top of the supporting rod (1) is provided with an indicating plate (2), the bottom of the side wall of the indicating plate (2) is provided with a circular hole, the side wall of the supporting rod (1) is fixedly provided with two sets of bearings (3), the outside of the supporting rod (1) is sleeved with a rotating rod (4), the left end and the right end of the outer side wall of the rotating rod (4) are fixedly provided with rotating pages (5), the side wall of the indicating plate (2) is provided with an arc-shaped groove, the arc-shaped groove on the indicating plate (2) is mutually communicated with the inside of the supporting rod (1), the top and the bottom wall of the corresponding position of the arc-shaped groove on the indicating plate (2) are both provided with rotating grooves (6), the inside of the indicating plate (2) is provided with a connecting rod (7), the left end and the right end of the top and the bottom wall of the connecting rod (7) are fixedly provided with T-shaped blocks (8), the top end of the inside wall of the indicating plate (2) is provided with a sliding groove (9), the inside of sign (2) is provided with extension rod (10), the bottom of extension rod (10) is passed through extension rod (10) top wall and is gone up the inside that the hole extends to bracing piece (1), the equal fixed mounting in both ends has slider (11) about the lateral wall of extension rod (10), the inside of bracing piece (1) is provided with spring (12), the top wall fixed mounting of extension rod (10) has commentaries on classics ball (13), the equal fixedly connected with in both ends connects rope (14) around the lateral wall of commentaries on classics ball (13), the equal fixedly connected with rubber ball (15) of one end that two sets of connection ropes (14) kept away from mutually.
2. The guideboard for a tunnel entrance according to claim 1, characterized in that: the top end of the side wall of the support rod (1) is fixedly connected with the wall surface of the position, corresponding to the circular hole, on the indication board (2).
3. The guideboard for a tunnel entrance according to claim 1, characterized in that: the top end and the bottom end of the inner wall surface of the rotating rod (4) are fixedly connected with the outer side walls of the two groups of bearings (3).
4. The guideboard for a tunnel entrance according to claim 1, characterized in that: the side walls of the two groups of T-shaped blocks (8) at the upper top end and the bottom end of the connecting rod (7) are respectively attached to the wall surfaces of the corresponding positions on the four groups of rotating grooves (6).
5. The guideboard for a tunnel entrance according to claim 1, characterized in that: the side walls of the two groups of sliding blocks (11) are respectively attached to the wall surfaces of the corresponding positions on the two groups of sliding grooves (9).
6. The guideboard for a tunnel entrance according to claim 1, characterized in that: the top end and the bottom end of the spring (12) are respectively and fixedly connected with the bottom wall surface of the extension rod (10) and the top wall surface of the connecting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022652113.3U CN214459810U (en) | 2020-11-16 | 2020-11-16 | Guideboard for tunnel entrance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022652113.3U CN214459810U (en) | 2020-11-16 | 2020-11-16 | Guideboard for tunnel entrance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214459810U true CN214459810U (en) | 2021-10-22 |
Family
ID=78182678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022652113.3U Active CN214459810U (en) | 2020-11-16 | 2020-11-16 | Guideboard for tunnel entrance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214459810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369792A (en) * | 2022-09-08 | 2022-11-22 | 滁州赛康交通科技有限公司 | Intelligent road sign |
-
2020
- 2020-11-16 CN CN202022652113.3U patent/CN214459810U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369792A (en) * | 2022-09-08 | 2022-11-22 | 滁州赛康交通科技有限公司 | Intelligent road sign |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Song Die Inventor after: Huang Zhaodong Inventor before: Huang Zhaodong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230908 Address after: 443000 No.11 Dongshan Avenue, Yichang City, Hubei Province Patentee after: CHINA GEZHOUBA GROUP THREE GORGES CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 116000 1-2, diamond Bay and Tongnan Park, Ganjingzi District, Dalian City, Liaoning Province Patentee before: Huang Zhaodong |