CN215947970U

CN215947970U - Speed limit warning sign for highway

Info

Publication number: CN215947970U
Application number: CN202122033121.4U
Authority: CN
Inventors: 叶海龙; 黄万珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-04
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of warning boards, and particularly discloses a speed-limiting warning board for a road, which comprises a support, wherein a sign is fixedly connected to the top of the support, telescopic rods are fixedly connected to the centers of the left side and the right side of the top of the sign, a water collecting tank is fixedly connected between the tops of output shafts of the two telescopic rods, heating resistance wires are uniformly embedded in the left side and the bottom of the water collecting tank, a connecting pipe is fixedly communicated with the center of the bottom of the front side of the water collecting tank, an electric valve is fixedly connected between the inner walls of the connecting pipes, a water spraying plate is fixedly communicated with the bottom of the connecting pipe, a control switch is fixedly connected to the center of the top of the sign, a scraping plate is in threaded connection with the surfaces of the two screw rods, a sponge pad is fixedly connected to the center of the back side of the scraping plate, and the back side of the sponge pad is attached to the front side of the sign.

Description

Speed limit warning sign for highway

Technical Field

The utility model relates to the technical field of warning boards, in particular to a speed-limiting warning board for a road.

Background

The road is a road for public transportation, the road is an engineering facility for various vehicles (trackless) and pedestrians to pass through, and is divided into an urban road, a highway, a factory and mine road, a forest road, a rural road and the like according to the use characteristics, according to relevant regulations and technical standards of highway management, the highway is built according to the highway engineering technical standards specified by the state, and passes the public roads which are approved and identified by the highway administration department and can be used for driving automobiles in cities, towns and villages, when rain and snow appear, the road speed-limiting warning board is often covered by rain and snow, and a driver can not read the speed-limiting information normally, so that the road speed-limiting warning board can not play a warning role, meanwhile, the speed-limiting warning board is easy to accumulate dust, and the warning effect of the warning board is reduced, so that the speed-limiting warning board for the road needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the speed-limiting warning board for the highway, which has the advantages of good warning effect, avoidance of dust accumulation on the surface of the warning board and the like, and solves the problems that dust is easily accumulated on the surface of the warning board and the warning effect of the warning board is reduced.

The utility model discloses a speed-limiting warning board for a road, which comprises a bracket, wherein a sign is fixedly connected to the top of the bracket, telescopic rods are fixedly connected to the centers of the left side and the right side of the top of the sign, a water collecting tank is fixedly connected between the tops of output shafts of the two telescopic rods, heating resistance wires are uniformly embedded in the left side and the right side of the water collecting tank and the bottom of the water collecting tank, a connecting pipe is fixedly communicated with the center of the bottom of the front surface of the water collecting tank, an electric valve is fixedly connected between the inner walls of the connecting pipe, a water spray plate is fixedly communicated with the bottom of the connecting pipe, a control switch is fixedly connected to the center of the top of the sign, connecting grooves are fixedly connected to the positions, close to the bottom, of the left side and the right side of the sign, a motor is installed in the center of the front surface of the bottom of the connecting grooves, the tops of the output shafts of the motor penetrate through the bottoms of the connecting grooves and are fixedly connected with lead screws, and the tops of the lead screws are rotatably connected with the tops of the inner walls of the connecting grooves, two threaded connection has the scraper blade between the lead screw surface, the central authorities fixedly connected with foam-rubber cushion and the foam-rubber cushion back of scraper blade back and sign front laminating mutually.

According to the speed-limiting warning board for the highway, the sealing cover is fixedly connected between the positions, close to the edge, of the bottom of the water collecting tank, the inner wall of the sealing cover is connected with the surface of the sign in a sliding mode, and the structure can protect the control switch and prevent the control switch from being out of order after the control switch meets water.

According to the speed-limiting warning board for the highway, the springs are fixedly connected between the bottom of the water collecting tank and the top of the indication board and positioned on the left side and the right side of the top of the indication board, the top of the output shaft of the telescopic rod penetrates through the centers of the springs, and the structure is arranged, so that the water collecting tank can move up and down.

The speed-limiting warning board for the highway is characterized in that a cavity is formed in the center of the inner part of the water spraying plate, water spraying holes are uniformly formed in the center of the back surface of the water spraying plate along the horizontal direction, the water spraying holes are communicated with the connecting pipe through the cavity, and water is sprayed out of the water spraying plate through the connecting pipe, so that the warning board can be cleaned.

According to the speed-limiting warning board for the road, the PLC is fixedly connected to the center of the left side of the bottom of the sign, the control switch, the electric valve, the motor and the heating resistance wire are electrically connected with the PLC, and due to the structural arrangement, rain and snow on the surface of the sign can be cleaned, and dust accumulation on the surface of the sign is prevented.

According to the speed-limiting warning board for the highway, the power supply is installed in the center of the right side of the bottom of the sign, and the control switch, the motor, the electric valve, the heating resistance wire and the PLC are electrically connected with the power supply.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model uses the telescopic rod arranged on the top of the indication board, the water collection tank arranged on the top of the output shaft of the two telescopic rods, the control switch arranged on the top of the indication board, the screw rod arranged on the top of the output shaft of the motor and the scraper plate arranged between the surfaces of the two screw rods, after the water collection tank is filled with rain or snow, the water collection tank is pressed downwards due to the gravity of the rain and the snow, and the screw rod rotates to drive the scraper plate to move downwards after touching the control switch, so as to clean the rain and the snow on the surface of the indication board, ensure that a driver can normally see the related information on the surface of the indication board, enable the indication board to play a timely warning role, and match the heating resistance wire arranged in the water collection tank, the connecting pipe arranged on the front of the water collection tank and the water spray plate arranged at the bottom of the connecting pipe, when the control switch is turned on, the heating resistance wire heats the rain and the snow in the water collection tank, so as to melt the rain and the snow, make water spout from the water spray plate through the connecting pipe, play abluent effect to the sign, can not only the water economy resource, can also wash the sign with the water discharge in the header, can effectively utilize the resource, the setting up of this structure enables the sign and keeps clean state, prevents sign surface deposition, makes the driver can see the content on the sign clearly, carries out corresponding operation in advance, can improve the warning effect of sign.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic sectional view of the entire front side of the present invention;

FIG. 2 is a schematic view of the overall front structure of the present invention;

FIG. 3 is a schematic left side sectional view of the sign, the sealing cap, the water collection tank and the connection pipe of the present invention;

FIG. 4 is a schematic top sectional view of signs, connecting grooves and scrapers of the present invention.

In the figure: 1. a support; 2. a sign; 3. a telescopic rod; 4. a water collection tank; 5. heating resistance wires; 6. a sealing cover; 7. a connecting pipe; 71. an electrically operated valve; 8. a water spray plate; 9. connecting grooves; 10. a motor; 11. a screw rod; 12. a squeegee; 13. a sponge cushion; 14. a power source; 15. a PLC controller; 16. and controlling the switch.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the speed-limiting warning sign for the highway of the utility model comprises a support 1, a sign 2 is fixedly connected to the top of the support 1, telescopic rods 3 are fixedly connected to the centers of the left and right sides of the top of the sign 2, a water collecting tank 4 is fixedly connected between the tops of output shafts of the two telescopic rods 3, heating resistance wires 5 are uniformly embedded in the left and right sides and the bottom of the water collecting tank 4, a connecting pipe 7 is fixedly communicated with the center of the front bottom of the water collecting tank 4, an electric valve 71 is fixedly connected between the inner walls of the connecting pipe 7, a water spray plate 8 is fixedly communicated with the bottom of the connecting pipe 7, a control switch 16 is fixedly connected to the center of the top of the sign 2, connecting grooves 9 are fixedly connected to the positions of the left and right sides close to the bottom of the sign 2, a motor 10 is installed in the center of the front of the bottom of the connecting grooves 9, the top of the output shaft of the motor 10 passes through the bottom of the connecting grooves 9 and is fixedly connected with a screw rod 11, and the top of the screw rod 11 is rotatably connected with the top of the inner wall of the connecting grooves 9, threaded connection has scraper blade 12 between 11 surfaces of two lead screws, and the central authorities fixedly connected with foam-rubber cushion 13 and the foam-rubber cushion 13 back of scraper blade 12 are laminated with sign 2 openly mutually.

Fixedly connected with sealed cowling 6 between the position that the 4 bottoms of header tank are close to the edge, 6 inner walls of sealed cowling and 2 surperficial sliding connection of sign, this structure setting can protect control switch 16, avoids control switch 16 to meet the water back failure.

The equal fixedly connected with spring in position that just is located the 2 top left and right sides of sign between 4 bottoms of header tank and the 2 tops of sign, spring central authorities are passed at 3 output shaft tops of telescopic link, and this structure sets up for header tank 4 can reciprocate.

The cavity has been seted up to the inside central authorities of spray board 8, and the hole for water spraying has evenly been seted up along the horizontal direction in the central authorities at the 8 backs of spray board, and the hole for water spraying passes through cavity and connecting pipe 7 intercommunication, and this structure setting, water spout in 7 follow spray board 8 through the connecting pipe, can play abluent effect to sign 2.

Sign 2 bottom left central authorities fixedly connected with PLC controller 15, control switch 16, motorised valve 71, motor 10 and heating resistor silk 5 all are connected with PLC controller 15 electricity, and this structure setting can prevent sign 2 surface deposition ash with the sleet clean-up on sign 2 surface.

The power supply 14 is installed to the center on sign 2 bottom right side, and control switch 16, motor 10, motorised valve 71, heating resistor silk 5 and PLC controller 15 all are connected with power supply 14 electricity, and this structure sets up for the device can normal use.

In the use of the utility model: in rainy or snowy weather, after the water collecting tank 4 is filled with rain or snow, the water collecting tank 4 is pressed down due to the gravity of rain and snow, at the moment, the sealing cover 6 moves downwards along with the water collecting tank 4, the output shaft of the telescopic rod 3 contracts, the spring compresses, the water collecting tank 4 touches the control switch 16, the PLC controller 15 controls the motor 10 and the electric valve 71 to work, in cold weather, the PLC controller 15 simultaneously controls the heating resistance wire 5 to work, the electric valve 71 is opened, water is sprayed out from the water spraying plate 8 through the connecting pipe 7, in cold weather, the heating resistance wire 5 melts ice and snow in the water collecting tank 4, the melted water is sprayed out from the water spraying plate 8, the motor 10 works to drive the screw rod 11 to rotate forwards, at the moment, the scraper 12 drives the sponge cushion 13 to move downwards to clean snow or dust on the surface of the indicator 2, and when the rain or snow in the water collecting tank 4 is reduced, the spring rebounds, the output shaft of the telescopic rod 3 extends, and the water collecting tank 4 returns to the original position.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a speed limit warning sign for highway, includes support (1), its characterized in that: the indicating plate is characterized in that an indicating plate (2) is fixedly connected to the top of the support (1), telescopic rods (3) are fixedly connected to the centers of the left side and the right side of the top of the indicating plate (2), water collecting tanks (4) are fixedly connected between the tops of output shafts of the two telescopic rods (3), heating resistance wires (5) are uniformly embedded in the left side and the right side and the bottom of each water collecting tank (4), a connecting pipe (7) is fixedly communicated with the center of the front bottom of each water collecting tank (4), an electric valve (71) is fixedly connected between the inner walls of the connecting pipes (7), a water spraying plate (8) is fixedly communicated with the bottom of each connecting pipe (7), a control switch (16) is fixedly connected to the center of the top of the indicating plate (2), connecting grooves (9) are fixedly connected to the positions, close to the bottoms, of the left side and the right side of the indicating plate (2), and a motor (10) is installed in the front center of the bottoms of the connecting grooves (9), motor (10) output shaft top is passed spread groove (9) bottom and fixedly connected with lead screw (11) and lead screw (11) top and is rotated with spread groove (9) inner wall top and be connected, two threaded connection has scraper blade (12) between lead screw (11) surface, central authorities fixedly connected with foam-rubber cushion (13) and foam-rubber cushion (13) the back and sign (2) openly laminate mutually of scraper blade (12) the back.

2. A speed limit warning sign for roads according to claim 1, characterized in that: fixedly connected with sealed cowling (6) between the position that header tank (4) bottom is close to the edge, sealed cowling (6) inner wall and sign (2) surface sliding connection.

3. A speed limit warning sign for roads according to claim 1, characterized in that: the water collecting tank is characterized in that springs are fixedly connected between the bottom of the water collecting tank (4) and the top of the sign (2) and located at the left side and the right side of the top of the sign (2), and the top of an output shaft of the telescopic rod (3) penetrates through the center of each spring.

4. A speed limit warning sign for roads according to claim 1, characterized in that: the water spray plate is characterized in that a cavity is formed in the center inside the water spray plate (8), water spray holes are uniformly formed in the center of the back of the water spray plate (8) along the horizontal direction, and the water spray holes are communicated with the connecting pipe (7) through the cavity.

5. A speed limit warning sign for roads according to claim 1, characterized in that: the central part of the left side of the bottom of the indication board (2) is fixedly connected with a PLC (programmable logic controller) controller (15), and the control switch (16), the electric valve (71), the motor (10) and the heating resistance wire (5) are all electrically connected with the PLC controller (15).

6. A speed limit warning sign for roads according to claim 1, characterized in that: the electric sign is characterized in that a power supply (14) is installed in the center of the right side of the bottom of the indication board (2), and the control switch (16), the motor (10), the electric valve (71), the heating resistance wire (5) and the PLC (programmable logic controller) (15) are all electrically connected with the power supply (14).