Urban road and traffic engineering guiding signboard supporting device

Abstract

The utility model discloses an urban road and traffic engineering guiding signboard supporting device which comprises a supporting device body matched with a road traffic signboard, the supporting device body comprises a concentric-square-shaped supporting rod, the bottom of the concentric-square-shaped supporting rod is fixedly connected with a base, a dustproof threaded lifting assembly is installed on the concentric-square-shaped supporting rod, and the dustproof threaded lifting assembly is fixedly connected with the base. The right side of the dustproof threaded lifting assembly is fixedly connected with an L-shaped supporting plate. By arranging a series of structures, impurities firmly attached to the surface of the road traffic signboard can be effectively cleaned through a mode of regularly and automatically washing and wetting firstly and then wiping and cleaning, the cleaning cleanliness is improved, the road traffic signboard can be conveniently controlled to automatically move downwards to a low position, and personnel can conveniently maintain the road traffic signboard without climbing; and in the using process, a threaded piece on the inner side of the concentric-square-shaped supporting rod can be surrounded on the outer side all the time for dust prevention, dust and impurities are prevented from entering, the situation that the driving piece is stained and blocked is avoided, and the using long-acting stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of signboard supporting equipment, in particular to a supporting device for a guide signboard for urban roads and traffic engineering. Background Art

[0002] Road and traffic engineering directional signs are graphic signs used to display traffic regulations and road information. Road traffic engineering directional signs convey road driving rules to road users in a more vivid way such as color, shape, characters, and graphics, so as to achieve the management of traffic facilities. Traffic engineering directional signs and road directional signs generally need to be supported by brackets. Sign support devices are devices used to support road signs, which can make the signs erected on the side of the road, making the signs easier for road users to see. Sign support devices are an indispensable and important part of road directional sign devices.

[0003] Patent announcement number CN220414051U discloses a support device for urban road and traffic engineering guide signs, including a mounting platform: a mounting frame is vertically installed on the top of the mounting platform, and a lifting assembly is arranged in the mounting frame, a lifting block is slidably installed on the side wall of the mounting frame, and a warning sign is installed on the lifting block, a cleaning assembly is arranged on the warning sign, and a limiting assembly is also arranged in the mounting platform. The support device for urban road and traffic engineering guide signs is provided with a screw rod, a second motor, a threaded block and a rectangular plate. When it is necessary to clean the dust on the outside of the warning sign, the threaded block is driven to rotate by starting the second motor. When the threaded block rotates, it drives the threaded block connected to the outside of the threaded block to move horizontally. When the threaded block moves horizontally, it drives the rectangular plate to move horizontally, thereby driving the cleaning brush on the rectangular plate to clean the surface of the warning sign to prevent the outside of the warning sign from being covered with dust and affecting its use function.

[0004] The prior art can clean the surface of the warning sign by providing a cleaning brush that can be moved left and right, and can drive the warning sign to rise and fall by providing a lifting structure on the left side, but has the following shortcomings when used: 1. It is difficult to clean firmly attached dust and impurities using only a cleaning brush for cleaning, and the surface of the warning sign cannot be automatically and effectively cleaned, and the cleaning cleanliness is not ideal; 2. The right side opening of the mounting frame of the left lifting structure is connected to the outside, and dust and impurities can easily enter the inside of the mounting frame, causing the lifting structure to get stuck and be contaminated, making it difficult to perform the lifting and driving work stably for a long time, and the long-term stability is not ideal; in view of this, the present application proposes a support device for urban road and traffic engineering guide signs. Utility Model Content

[0005] The purpose of the utility model is to provide a supporting device for guide signs of urban roads and traffic engineering to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a support device for urban road and traffic engineering guide signs, comprising a support device body matched with a road traffic sign, the support device body comprising a round-shaped support rod, the bottom of the round-shaped support rod is fixedly connected to a base, a dustproof threaded lifting assembly is installed on the round-shaped support rod, the right side of the dustproof threaded lifting assembly is fixedly connected to an L-shaped support plate, the top and left side of the road traffic sign are respectively fixedly connected to the top inner wall and the left inner wall of the L-shaped support plate, and the dustproof threaded lifting assembly is used to prevent jamming and stably drive the L-shaped support plate to rise and fall;

[0007] A rectangular hole is provided on the top inner wall of the L-shaped support plate, a rectangular groove is provided on the left side of the top of the L-shaped support plate, a transverse guide tube is fixedly connected between the right inner wall of the rectangular hole and the left inner wall of the rectangular groove, a plurality of water spray holes are provided on the bottom inner wall of the transverse guide tube, the water spray holes are inclined toward the front side of the road traffic sign and cooperate with the road traffic sign, a wiping component that is in active contact with the front side of the road traffic sign is provided on the sliding sleeve of the transverse guide tube, a water collection and supply component is fixedly installed on the top of the L-shaped support plate, and the water collection and supply component is connected to the transverse guide tube The top left side is connected and fixed, and a timing controller and a reciprocating electric push rod are fixedly installed on the bottom of the water collecting and supplying assembly. The protruding end of the reciprocating electric push rod is fixedly connected to the wiping assembly. The water collecting and supplying assembly and the reciprocating electric push rod are electrically connected to the timing controller. The water collecting and supplying assembly is used to collect rainwater and is controlled by the timing controller to supply water to the horizontal duct at a timed interval. The water is sprayed out through the water spray hole to flush and clean the front side of the road traffic sign. The wiping assembly is used to wipe and clean the front side of the flushed road traffic sign back and forth right and left when the reciprocating electric push rod is started.

[0008] Preferably, the dustproof threaded lifting assembly includes a rectangular sliding sleeve arranged on the outside of the circular support rod, a telescopic dustproof rubber sleeve is fixedly connected between the bottom of the rectangular sliding sleeve and the top of the base, the telescopic dustproof rubber sleeve is movably arranged on the circular support rod, a screw rod is rotatably installed on the top inner wall of the circular support rod, a lifting seat is provided on the threaded sleeve of the screw rod, both sides of the lifting seat are respectively fixedly connected to the inner walls of both sides of the rectangular sliding sleeve, a driving motor with an output shaft fixedly connected to the bottom end of the screw rod is fixedly installed on the bottom inner wall of the circular support rod, and the right side of the rectangular sliding sleeve is fixedly connected to the left side of the L-shaped support plate.

[0009] Preferably, the wiping assembly includes a moving rod slidably mounted on the horizontal guide tube, a wiping cotton is bonded and fixed to the rear side of the moving rod, the rear side of the wiping cotton is in movably contact with the left front side of the road traffic sign, the top end of the moving rod extends to the top of the L-shaped support plate and is fixedly connected to the L-shaped moving plate, and the right inner wall of the L-shaped moving plate is fixedly connected to the protruding end of the reciprocating electric push rod.

[0010] Preferably, the water collection and supply assembly includes four rectangular support blocks fixedly connected to the top of the L-shaped support plate, the tops of the four support blocks are fixedly connected to the same water tank, the reciprocating electric push rod and the timing controller are fixedly connected to the bottom of the water tank, a water pump electrically connected to the timing controller is fixedly installed on the left side of the bottom of the water tank, the water inlet of the water pump extends into the water tank, the water outlet of the water pump is connected and fixed to the left side of the top of the horizontal duct, and the top of the water tank is connected and fixed with a rain collection cover.

[0011] Preferably, two installation through holes are provided on both sides of the top of the base.

[0012] Preferably, a threaded hole threadably connected to the screw rod is provided on the top of the lifting seat.

[0013] Preferably, a filter screen is fixedly connected to the top of the rain collecting cover.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. This urban road and traffic engineering guide sign support device, through the cooperation of the set timing controller, reciprocating electric push rod, transverse guide tube, water spray hole, wiping component and water collection and supply component, can automatically and regularly spray water to the front side of the road traffic sign to wet it and then wipe it after the timing controller is pre-set to control the opening and closing time and interval of the reciprocating electric push rod and the water pump according to the on-site cleaning needs, and the opening and closing time of the reciprocating electric push rod is after the opening and closing time of the water pump. With the cooperation of flushing first and then wiping, it can automatically and effectively clean the impurities firmly attached to the surface of the road traffic sign, improve the cleaning cleanliness, and can collect and utilize rainwater to save water resources;

[0016] 2. This urban road and traffic engineering guide sign support device, through the cooperation of the dust-proof threaded lifting components, the circular support rod and the L-shaped support plate, can control the road traffic sign to automatically move down to a low position for convenient maintenance by personnel without having to climb up, thus providing convenience for maintenance work. When in use, the threaded parts on the inner side of the circular support rod can always be surrounded by dust from the outside to prevent dust and impurities from entering and causing contamination and jamming of the driving parts, thus facilitating long-term and stable lifting and driving work and improving long-term stability of use.

[0017] The utility model is provided with a series of structures, which is convenient for effectively cleaning impurities firmly attached to the surface of the road traffic sign by automatically flushing and wetting and then wiping the cleaning board at a fixed time, thereby improving the cleaning cleanliness, facilitating the control of the road traffic sign to automatically move down to a low position for convenient maintenance by personnel without having to climb up, thus providing convenience for maintenance work, and when in use, the threaded part on the inner side of the circular support rod can always be surrounded by dust on the outside to prevent dust and impurities from entering and causing contamination and jamming of the driving part, thereby improving the long-term stability of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a supporting device for urban road and traffic engineering guide signs proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the main cross-sectional structure of a support device for urban road and traffic engineering guide signs proposed by the utility model;

[0020] Figure 3 For the utility model Figure 2 A schematic diagram of the enlarged structure of part A in the figure.

[0021] In the figure: 100, road traffic sign; 1, circular support rod; 2, rectangular sliding sleeve; 3, lifting seat; 4, screw rod; 5, driving motor; 6, L-shaped support plate; 7, water tank; 8, rectangular hole; 9, horizontal guide tube; 10, water spray hole; 11, water pump; 12, moving rod; 13, wiping cotton; 14, L-shaped moving plate; 15, reciprocating electric push rod; 16, timing controller; 17, rain collecting cover; 18, telescopic dustproof rubber sleeve. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] like Figures 1 to 3As shown, a supporting device for a guide sign of an urban road and traffic engineering proposed in this embodiment includes a supporting device body matched with a road traffic sign 100, the supporting device body includes a circular support rod 1, the bottom of the circular support rod 1 is fixedly connected to a base, a dustproof threaded lifting assembly is installed on the circular support rod 1, and an L-shaped support plate 6 is fixedly connected to the right side of the dustproof threaded lifting assembly, the top and left sides of the road traffic sign 100 are respectively fixedly connected to the top inner wall and the left inner wall of the L-shaped support plate 6, two installation through holes are provided on both sides of the top of the base, and the provided installation through holes are used for personnel to install and fix the base through external bolts or anchor rods, and the dustproof threaded lifting assembly is used to prevent jamming and drive the L-shaped support plate 6 to rise and fall in a long-term and stable manner;

[0024] A rectangular hole 8 is provided on the top inner wall of the L-shaped support plate 6, a rectangular groove is provided on the top left side of the L-shaped support plate 6, a transverse guide tube 9 is fixedly connected between the right inner wall of the rectangular hole 8 and the left inner wall of the rectangular groove, a plurality of water spray holes 10 are provided on the bottom inner wall of the transverse guide tube 9, the water spray holes 10 are inclined toward the front side close to the road traffic sign 100 and cooperate with the road traffic sign 100, a wiping component that is in active contact with the front side of the road traffic sign 100 is slidably sleeved on the transverse guide tube 9, a water collection and supply component is fixedly installed on the top of the L-shaped support plate 6, and the water collection and supply component and the transverse guide tube 9 are connected. The left side of the top is connected and fixed, and a timing controller 16 and a reciprocating electric push rod 15 are fixedly installed on the bottom of the water collecting and supplying assembly. The protruding end of the reciprocating electric push rod 15 is fixedly connected to the wiping assembly. The water collecting and supplying assembly and the reciprocating electric push rod 15 are both electrically connected to the timing controller 16. The water collecting and supplying assembly is used to collect rainwater and is controlled by the timing controller 16 to supply water to the transverse duct 9 at a timed interval. The water is sprayed through the water spray hole 10 to flush and clean the front side of the road traffic sign 100. The wiping assembly is used to wipe and clean the front side of the flushed road traffic sign 100 back and forth right and left when the reciprocating electric push rod 15 is started.

[0025] Specifically, the dustproof threaded lifting component includes a rectangular sliding sleeve 2 which is slidably sleeved on the outside of the circular support rod 1, a telescopic dustproof rubber sleeve 18 is fixedly connected between the bottom of the rectangular sliding sleeve 2 and the top of the base, the telescopic dustproof rubber sleeve 18 is movably sleeved on the circular support rod 1, a screw rod 4 is rotatably installed on the top inner wall of the circular support rod 1, wherein a bearing is fixedly connected to the top inner wall of the circular support rod 1, and the inner ring of the bearing is fixedly sleeved on the outer side of the screw rod 4, which has the effect of rotatably installing the screw rod 4, a lifting seat 3 is threadedly sleeved on the screw rod 4, wherein a threaded hole which is threadedly connected to the screw rod 4 is opened on the top of the lifting seat 3, and the threaded connection relationship between the screw rod 4 and the threaded hole is utilized to facilitate the effect of driving the lifting seat 3 to move up and down when the screw 4 rotates, the two sides of the lifting seat 3 are respectively fixedly connected to the two side inner walls of the rectangular sliding sleeve 2, and the circular support rod 1 is fixedly sleeved with a bearing. The inner ring of the bearing is fixedly sleeved on the outer side of the screw rod 4, which has the effect of rotatably installing the screw rod 4, and the lifting seat 3 is threadedly sleeved on the screw rod 4. A driving motor 5 whose output shaft is fixedly connected to the bottom end of the screw rod 4 is fixedly installed on the inner wall at the bottom of the support rod 1, and the right side of the rectangular sleeve 2 is fixedly connected to the left side of the L-shaped support plate 6; the rectangular sleeve 2, telescopic dust-proof rubber sleeve 18, screw rod 4, lifting seat 3 and driving motor 5 are coordinated, and the driving motor 5 is used to drive the screw rod 4 to rotate, and the rotation of the screw 4 drives the lifting seat 3 to move up and down, and the lifting seat 3 drives the rectangular sleeve 2 to compress or stretch the telescopic dust-proof rubber sleeve 18, and the rectangular sleeve 2 is used to drive the L-shaped support plate 6 to move up and down, so as to facilitate the movement of the road traffic sign 100 to a low position for personnel to maintain conveniently without climbing up, and the telescopic dust-proof rubber sleeve 18 is used to surround the screw rod 4 inside the circular support rod 1 on the outside to block dust, so as to avoid the phenomenon of jamming caused by impurities, and achieve the effect of anti-jamming and long-term stable lifting and lowering drive.

[0026] Furthermore, the wiping assembly includes a moving rod 12 slidably mounted on the transverse guide tube 9, wherein the right side of the moving rod 12 is provided with a transverse guide hole slidably mounted on the outer side of the transverse guide tube 9, which plays a role in guiding the transverse sliding of the moving rod 12, and a wiping cotton 13 is bonded and fixed to the rear side of the moving rod 12, and the rear side of the wiping cotton 13 is in active contact with the left front side of the road traffic sign 100, and the top of the moving rod 12 extends to the top of the L-shaped support plate 6 and is fixedly connected to an L-shaped moving plate 14, and the right inner wall of the L-shaped moving plate 14 is fixedly connected to the protruding end of the reciprocating electric push rod 15; the moving rod 12, the wiping cotton 13 and the L-shaped moving plate 14 are arranged to cooperate, and the reciprocating electric push rod 15 is used to drive the moving rod 12 to move back and forth right and left through the L-shaped moving plate 14, and the moving rod 12 drives the wiping cotton 13 to wipe and clean the front side of the flushed road traffic sign 100 back and forth right and left.

[0027] Furthermore, the water collection and supply assembly includes four rectangular support blocks fixedly connected to the top of the L-shaped support plate 6, the tops of the four support blocks are fixedly connected to the same water tank 7, the reciprocating electric push rod 15 and the timing controller 16 are fixedly connected to the bottom of the water tank 7, and a water pump 11 electrically connected to the timing controller 16 is fixedly installed on the left side of the bottom of the water tank 7, the water inlet of the water pump 11 extends into the water tank 7, the water outlet of the water pump 11 is connected and fixed to the left side of the top of the transverse duct 9, the top of the water tank 7 is connected and fixed with a rain collecting cover 17, and the top of the rain collecting cover 17 is fixedly connected with a filter net; the set water tank 7, rain collecting cover 17 and water pump 11 cooperate, the water pump 11 is controlled by the timing controller 16 to start when it draws water from the water tank 7 and pumps it into the transverse duct 9, so as to achieve the effect of timely water supply to the transverse duct 9 to spray water and flush using the water spray hole 10, and the rain collecting cover 17 is used to collect and utilize rainwater to save water resources, and the set filter net is used to filter and intercept solid impurities in the rainwater.

[0028] The method of using the present embodiment is as follows: when the urban road and traffic engineering guide sign support device is used, the start and close time and interval of the reciprocating electric push rod 15 and the water pump 11 are pre-set by using the timing controller 16 according to the on-site cleaning requirements, wherein the start and close time of the reciprocating electric push rod 15 is after the start and close time of the water pump 11. When the cleaning time is reached, the timing controller 16 first controls the water pump 11 to start, and the water pump 11 draws water from the water tank 7 and pumps it into the transverse conduit 9. The water is sprayed through a plurality of water spray holes 10 to the front side of the road traffic sign 100 for flushing and cleaning. The use of water spraying can also moisten and soften firm dust impurities. When the water spraying interval is reached, the timing controller 16 controls the water pump 11 to close, and controls the reciprocating electric push rod 15 to start. The reciprocating electric push rod 15 drives the L-shaped moving plate 14 to move back and forth right and left, and the L-shaped moving plate 14 drives the moving rod 12 to slide back and forth right and left on the horizontal guide tube 9, and the moving rod 12 drives the wiping cotton 13 to wipe and clean the front side of the flushed road traffic sign 100 back and forth right and left. When the closing time is reached, the timing controller 16 controls the reciprocating electric push rod 15 to close, and waits for the next cleaning time to control the cleaning work again. By automatically spraying water on the front side of the road traffic sign 100 to rinse it and then wipe it to clean it, it is convenient to automatically and effectively clean the impurities firmly attached to the surface of the road traffic sign 100, improve the cleaning cleanliness, and use the rain collecting cover 17 to collect rainwater in the water tank 7 on rainy days to save water resources;

[0029] When the road traffic sign 100 needs to be maintained, the personnel starts the driving motor 5 in reverse to drive the screw 4 to rotate, and the screw 4 rotates to drive the lifting seat 3 to move downward, and the lifting seat 3 drives the rectangular sliding sleeve 2 to slide downward on the circular support rod 1 and compresses the telescopic dustproof rubber sleeve 18, and the rectangular sliding sleeve 2 drives the L-shaped support plate 6 to move downward, and the L-shaped support plate 6 drives the road traffic sign 100 to move downward to a low position, so that it is convenient to control the road traffic sign 100 to automatically move down to a low position during maintenance, so that personnel can perform maintenance without climbing up, which provides convenience for maintenance work. After maintenance, When the driving motor 5 is started in the forward direction, the movement direction is completely opposite to that of the driving motor 5 when started in the reverse direction. At this time, the rectangular sleeve 2 is transformed into moving upward and stretches the telescopic dustproof rubber sleeve 18. The rectangular sleeve 2 drives the road traffic sign 100 to rise and reset upward through the L-shaped support plate 6. By utilizing the compressible and stretchable telescopic dustproof rubber sleeve 18, in the elevated use state, the threaded driving part on the inner side of the circular support rod 1 can always be surrounded by dust on the outside, thereby preventing dust and impurities from entering and causing contamination and jamming of the driving part, thereby ensuring long-term stable operation and use, and improving long-term stability of use.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A support device for a guide sign for an urban road or traffic project, comprising a support device body matched with a road traffic sign (100), characterized in that: The supporting device body comprises a circular support rod (1), the bottom of the circular support rod (1) is fixedly connected to a base, a dustproof threaded lifting assembly is installed on the circular support rod (1), the right side of the dustproof threaded lifting assembly is fixedly connected to an L-shaped support plate (6), and the top and left side of the road traffic sign (100) are respectively fixedly connected to the top inner wall and the left inner wall of the L-shaped support plate (6); A rectangular hole (8) is provided on the top inner wall of the L-shaped support plate (6), a rectangular groove is provided on the left side of the top of the L-shaped support plate (6), a transverse guide tube (9) is fixedly connected between the right inner wall of the rectangular hole (8) and the left inner wall of the rectangular groove, a plurality of water spray holes (10) are provided on the bottom inner wall of the transverse guide tube (9), the water spray holes (10) are inclined toward the front side close to the road traffic sign (100) and cooperate with the road traffic sign (100), and the transverse guide tube (9) slides on the A wiping assembly is sleeved and movably contacts the front side of the road traffic sign (100); a water collection and supply assembly is fixedly mounted on the top of the L-shaped support plate (6); the water collection and supply assembly is connected and fixed to the top left side of the transverse guide tube (9); a timing controller (16) and a reciprocating electric push rod (15) are fixedly mounted on the bottom of the water collection and supply assembly; the extended end of the reciprocating electric push rod (15) is fixedly connected to the wiping assembly; and the water collection and supply assembly and the reciprocating electric push rod (15) are both electrically connected to the timing controller (16).

2. The urban road and traffic engineering guide sign support device according to claim 1 is characterized by: The dustproof threaded lifting assembly comprises a rectangular sleeve (2) which is slidably mounted on the outside of a circular support rod (1); a telescopic dustproof rubber sleeve (18) is fixedly connected between the bottom of the rectangular sleeve (2) and the top of the base; the telescopic dustproof rubber sleeve (18) is movably mounted on the circular support rod (1); a screw rod (4) is rotatably mounted on the top inner wall of the circular support rod (1); a lifting seat (3) is threadedly mounted on the screw rod (4); two sides of the lifting seat (3) are respectively fixedly connected to the two side inner walls of the rectangular sleeve (2); a driving motor (5) whose output shaft is fixedly connected to the bottom end of the screw rod (4) is fixedly mounted on the bottom inner wall of the circular support rod (1); and the right side of the rectangular sleeve (2) is fixedly connected to the left side of the L-shaped support plate (6).

3. The urban road and traffic engineering guide sign support device according to claim 2 is characterized by: The wiping assembly comprises a moving rod (12) slidably mounted on a transverse guide tube (9), a wiping cotton (13) is bonded and fixed to the rear side of the moving rod (12), the rear side of the wiping cotton (13) is in active contact with the left front side of the road traffic sign (100), the top end of the moving rod (12) extends to the top of the L-shaped support plate (6) and is fixedly connected to an L-shaped moving plate (14), and the right inner wall of the L-shaped moving plate (14) is fixedly connected to the protruding end of a reciprocating electric push rod (15).

4. The urban road and traffic engineering guide sign support device according to claim 3 is characterized by: The water collection and supply assembly comprises four rectangular support blocks fixedly connected to the top of the L-shaped support plate (6); the tops of the four support blocks are fixedly connected to the same water tank (7); a reciprocating electric push rod (15) and a timing controller (16) are fixedly connected to the bottom of the water tank (7); a water pump (11) electrically connected to the timing controller (16) is fixedly installed on the left side of the bottom of the water tank (7); a water inlet of the water pump (11) extends into the water tank (7); a water outlet of the water pump (11) is connected and fixed to the left side of the top of the transverse guide tube (9); and a rain collecting cover (17) is connected and fixed to the top of the water tank (7).

5. The urban road and traffic engineering guide sign support device according to claim 1, characterized in that: Two installation through holes are provided on both sides of the top of the base.

6. The urban road and traffic engineering guide sign support device according to claim 2, characterized in that: A threaded hole threadably connected to the screw rod (4) is provided on the top of the lifting seat (3).

7. The urban road and traffic engineering guide sign support device according to claim 4, characterized in that: The top of the rain collecting cover (17) is fixedly connected with a filter screen.

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