CN212052495U - A flexible guardrail for town road - Google Patents

Abstract

The utility model relates to a telescopic guardrail for a municipal road, which comprises a supporting base and a base body; the substrate comprises a lower substrate and an upper substrate; a telescopic upright post is connected between the lower base body and the upper base body; the telescopic upright posts can be accommodated in the lower base body and the upper base body in a sliding manner; telescopic cross columns are connected between the adjacent lower matrixes and between the adjacent upper matrixes; the telescopic cross columns can be accommodated in the lower base body and the upper base body in a sliding manner; the telescopic cross column between the adjacent upper matrixes is vertically and downwards connected with a telescopic guardrail column; the telescopic guardrail column can be slidably accommodated inside the telescopic cross column. The utility model discloses it is small to have the transportation, light easy transport, the effect of simple structure easy installation. The problem of guardrail transportation installation is solved.

Description

A flexible guardrail for town road

Technical Field

The utility model belongs to the technical field of the municipal administration equipment and specifically relates to a flexible protecting for town road is related to.

Background

The town road guardrail is also called the municipal transportation zinc-plating steel fence that spouts plastics, and it is pleasing to the eye novel, easy installation, safe and reliable, the price is preferential, leading product, solar energy anti-dazzle guardrail, galvanized steel isolated column, town road isolated column, pedestrian road guardrail, motor-driven and non-motor isolation guardrail, road center isolated column, take billboard road isolated column, river course safety barrier, municipal road isolated column such as lawn flower bed guardrail multiple specification, variety are many, can select height, color wantonly. The method is suitable for the isolation of urban traffic major roads, green isolation belts in the middle of expressways, bridges, secondary highways, town highways, toll gates of all highways and the like.

Chinese patent publication No. CN206486844U discloses a telescopic municipal guardrail, relating to the technical field of municipal guardrails. The telescopic municipal guardrail comprises a base, wherein a supporting rod is fixedly arranged at the top of the base, a top plate is fixedly arranged at the top of the supporting rod, connecting plates are fixedly arranged on two sides of the supporting rod, a first support arm is movably connected onto the connecting plates through a rotating shaft, loop bars are fixedly arranged on two sides of the base, a cushion block is fixedly arranged at one end, close to the inner wall of the base, of each loop bar, a supporting spring is fixedly arranged at one side, far away from the inner wall of each loop bar, of each cushion block, a baffle is fixedly arranged at one end, far away from each cushion block, and the one end that the baffle was kept away from to the gyro wheel contacts with the inner wall of loop bar, and the one end fixed mounting that supporting spring was kept away from to the baffle has the telescopic link, and the one end that the baffle was kept away from to the telescopic link runs through the loop bar and extends to the outside of loop bar, and the equal fixed mounting in inner wall top and the bottom of loop bar has the stopper with baffle looks adaptation.

The installation quantity of municipal administration guardrail is huge, and guardrail conveying efficiency also must influence the installation effectiveness, and transportation pressure is alleviated through the horizontal volume that reduces the guardrail to prior art scheme among the above-mentioned, but the vertical volume of guardrail is still big, and single transportation guardrail volume is still limited, and the transportation installation effectiveness of guardrail has been restricted to this problem.

Disclosure of Invention

The utility model aims at providing a volume is less, the flexible municipal guardrail of the transportation installation of being convenient for.

The method is realized by the following technical scheme: comprises a supporting base; also includes a substrate; the base body comprises a lower base body fixedly connected to the support base and an upper base body connected to the lower base body; a telescopic upright post is connected between the lower base body and the upper base body; the telescopic upright posts can be accommodated in the lower base body and the upper base body in a sliding manner; telescopic cross columns are connected between the adjacent lower matrixes and between the adjacent upper matrixes; the telescopic cross columns can be accommodated in the lower base body and the upper base body in a sliding manner; the telescopic cross column between the adjacent upper matrixes is vertically and downwards connected with a telescopic guardrail column; the telescopic guardrail column can be slidably accommodated inside the telescopic cross column.

Through adopting above-mentioned technical scheme, flexible guardrail is zoomed and is arranged in flexible spreader inside, and flexible spreader and flexible stand zoom and arrange the base member in inside, can effectively reduce the utility model discloses a volume is compared with prior art, the utility model discloses it is small, conveniently transport and promote extending structure and be convenient for install.

The utility model discloses further set up to: the bottom of the supporting base is provided with an anti-skid layer; and a damping rubber layer is arranged between the support base and the anti-slip layer.

By adopting the technical scheme, the anti-skid layer can increase the friction coefficient of the ground of the supporting base, so that the utility model is not easy to deviate by external force; the shock absorbing rubber layer is endowed the utility model discloses shock absorbing capacity promotes overall stability.

The utility model discloses further set up to: the upper surface of the upper base body is provided with a warning lamp; reflective films are adhered to the outer walls of the telescopic vertical columns and the telescopic transverse columns; the outer wall of the telescopic guardrail column is coated with a fluorescent layer.

By adopting the technical scheme, the warning lamp is used for warning the vehicle and reducing the occurrence of collision accidents; the reflective film is irradiated by the car lamp light to reflect light to prompt vehicles to come and go, so that the occurrence of collision accidents is reduced; the fluorescent layer can judge the position of the guardrail at night, and further reduces unnecessary collision accidents.

The utility model discloses further set up to: the telescopic upright posts comprise telescopic pipes with the same length but different inner diameters; the telescopic pipe is hollow; the adjacent telescopic pipes are connected in a sliding way; the outer wall of the lower end of the extension tube is fixedly connected with a plurality of ring blocks in the same plane; the distance between adjacent ring blocks is the same; the inner wall of the upper end of the extension tube is fixedly connected with a plurality of first upper ring bodies which are positioned in the same plane; the distance between the adjacent first upper ring bodies is the same; the inner wall of the extension tube is fixedly connected with a plurality of first lower ring bodies positioned below the first upper ring bodies; the first lower ring bodies are positioned in the same plane, and the distance between the adjacent first lower ring bodies is the same; the vertical projection lines of the first lower ring body and the first upper ring body are overlapped; a first ring block groove for the ring block to slide is formed between the adjacent first upper ring bodies; a first annular space for limiting the axial movement of the ring block is formed between the first upper ring body and the first lower ring body; the outer diameter of one telescopic pipe in the adjacent telescopic pipes is equal to the inner diameter of the first upper ring body of the other telescopic pipe; the outer diameter of the ring block of one telescopic pipe in the adjacent telescopic pipes is equal to the inner diameter of the other telescopic pipe.

By adopting the technical scheme, the hollow telescopic pipes with the same length and different inner diameters are mutually telescopically connected to form the telescopic upright post, so that the utility model is convenient to install; when the telescopic pipe is mounted, the lower ring body of the telescopic pipe is limited in the annular space, when the telescopic pipe is dismounted, the lower ring body is rotated to enable the lower ring body to remove the limitation that the telescopic pipe cannot move along the axis through the ring block groove, the telescopic pipe moves along the axis to be telescopic, the whole volume is reduced, and the telescopic pipe is safe and reliable to use; meanwhile, the quick disassembly can be realized.

The utility model discloses further set up to: the inner wall of the telescopic pipe is fixedly connected with a limiting block which is positioned on the same plane with the annular space; the vertical projection of the limiting block is positioned on one side of the first upper ring body, and one side of the limiting block is overlapped; the inner diameter of the limiting block is equal to that of the first upper ring body; the geometric body formed by splicing the ring block and the limiting block in the horizontal plane can be embedded in the first ring block groove.

By adopting the technical scheme, the telescopic pipes can be mounted and dismounted more conveniently, and the assembling and disassembling speed is increased.

The utility model discloses further set up to: a first cylindrical groove for the telescopic pipe to be accommodated in a sliding manner is vertically formed downwards in the upper surface of the lower base body; a plurality of second upper ring bodies which are positioned in the same plane are fixedly connected at the opening of the first cylindrical groove; the distance between the adjacent second upper ring bodies is the same; a plurality of second lower ring bodies which are positioned below the second upper ring bodies and in the same plane are fixedly connected in the first cylindrical groove; the distance between the adjacent second lower ring bodies is the same; the vertical projections of the second lower ring body and the second upper ring body are superposed; a second ring block groove for the ring block to slide is formed between the adjacent second lower ring bodies; a second annular space for limiting the circumferential rotation of the ring block is formed between the second lower ring body and the second upper ring body; the inner diameters of the second lower ring body and the second upper ring body are equal to the outer diameter of a telescopic pipe connected with the lower base body in a sliding manner; the outer diameter of the ring block of the extension tube is equal to the inner diameter of the first cylindrical groove; a second cylindrical groove for the telescopic pipe to be accommodated in a sliding manner is vertically and upwards formed in the lower surface of the upper base body; the center of the second cylindrical groove is fixedly connected with a vertical groove column; the outer wall of the outward end of the groove column is fixedly connected with a circular ring block; the outer diameter of the circular ring block is equal to the inner diameter of a telescopic pipe connected with the upper base body in a sliding manner; the outer diameter of the telescopic pipe connected with the upper base body in a sliding mode is equal to the inner diameter of the column groove.

By adopting the technical scheme, the telescopic upright column is accommodated in the cylindrical groove of the base body, so that the volume of the guardrail can be reduced; the second lower ring body and the second upper ring body limit the moving distance of the telescopic pipe, the circular ring block limits the moving distance of the telescopic pipe, the telescopic pipe of the telescopic upright post is prevented from being separated from the base body, and the installation difficulty is reduced.

The utility model discloses further set up to: the telescopic transverse column comprises transverse telescopic pipes with different inner diameters; the transverse telescopic pipe is hollow; adjacent transverse telescopic pipes are connected in a sliding manner; adjacent transverse telescopic pipes are connected in a sliding manner; the outer wall of the lower end of the transverse telescopic pipe is fixedly connected with a plurality of ring block bodies which are positioned on the same plane; the distance between the adjacent ring blocks is the same; the inner wall of the other end of the transverse extension tube is fixedly connected with a limiting ring body; the outer diameter of the ring block of one transverse extension tube in the adjacent transverse extension tubes is equal to the inner diameter of the other transverse extension tube; the inner diameter of the limiting ring body of one transverse extension pipe in the adjacent transverse extension pipes is equal to the outer diameter of the other transverse extension pipe.

By adopting the technical scheme, the hollow telescopic pipes are mutually telescopically connected to form the telescopic transverse column, so that the installation of the utility model is convenient; the limiting ring body and the limiting ring body limit the movement of the transverse telescopic pipe, so that adjacent telescopic pipe fittings are not easy to fall off when being telescopic, and the structure is more stable.

The utility model discloses further set up to: a third cylindrical groove for the sliding and containing of the transverse telescopic pipe is formed inwards on the side surface of the base body; the inner wall of the opening of the third cylindrical groove is fixedly connected with a limiting ring; the inner diameter of the limiting ring is equal to the outer diameter of the transverse telescopic pipe connected with the third cylindrical groove; the outer diameter of the ring block body is equal to the inner diameter of the third cylindrical groove; the base body is provided with a fourth cylindrical groove for the sliding and containing of the transverse telescopic pipe; the fourth cylindrical groove is positioned on the opposite side of the third cylindrical groove; the center of the fourth cylindrical groove is fixedly connected with a grooved cylinder; the outer wall of the outward end of the groove cylinder body is fixedly connected with a limiting body; the outer diameter of the limiting body is equal to the inner diameter of the transverse telescopic pipe connected with the fourth cylindrical groove; the outer diameter of the transverse extension pipe connected with the fourth cylindrical groove is equal to the inner diameter of the fourth cylindrical groove.

By adopting the technical scheme, the telescopic cross column is accommodated in the base body, so that the overall size is further reduced, and the transportation and installation are facilitated; the limiting ring limits the movement of the transverse telescopic pipe, and the phenomenon that the transverse telescopic pipe falls off to influence the installation efficiency is avoided.

The utility model discloses further set up to: the bottom of the transverse telescopic pipe connected with the upper base body is provided with a cylindrical hole for connecting the telescopic guardrail column in a penetrating way; the opening of the cylindrical hole is fixedly connected with a limiting ring body; the telescopic guardrail column comprises vertical telescopic pipes with different inner diameters; the vertical telescopic pipe is hollow; the adjacent vertical telescopic pipes are connected in a sliding way; the outer wall of the upper end of the vertical extension tube is fixedly connected with a fixed ring block; the inner wall of the lower end of the vertical extension tube is fixedly connected with a connecting ring body; the outer diameter of the fixed ring block of one vertical extension tube in the adjacent vertical extension tubes is equal to the inner diameter of the other transverse extension tube; the inner diameter of the connecting ring body of one of the adjacent vertical extension tubes is equal to the outer diameter of the other vertical extension tube; the inner diameter of the limiting ring body is equal to the outer diameter of the vertical telescopic pipe in sliding connection with the horizontal telescopic pipe; the outer diameter of the fixed ring block is equal to the inner diameter of the cylindrical hole.

By adopting the technical scheme, the vertical telescopic pipes are mutually telescopically connected to form the telescopic guardrail, so that the whole volume can be reduced, and the transportation of the utility model is further facilitated; the vertical telescopic pipe fixing ring block and the connecting ring body limit the movement of the vertical telescopic pipe, so that adjacent vertical telescopic pipe fittings are not easy to fall off when being stretched; the spacing tourus has injectd flexible guardrail displacement, avoids flexible guardrail to drop from flexible spreader, makes the utility model discloses the installation is more convenient.

To sum up, the utility model has the advantages of it is following:

1. owing to adopt base member, flexible stand, flexible spreader, flexible guardrail post, consequently, the utility model discloses obtained whole small, the effect of the transportation installation of being convenient for.

2. Owing to adopt skid resistant course, yielding rubber layer, consequently, the utility model discloses obtained and settled firmly, difficult emergence skew, the better effect of security performance.

3. Owing to adopt fluorescent layer, reflective membrane, warning light, consequently, the utility model discloses the effect that can warn driving personnel, guarantee personnel's safety that has obtained.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a vertical cross-section of the telescoping mast;

FIG. 3 is a schematic partial structural view of the telescoping mast, showing primarily the first upper ring and the first lower ring;

FIG. 4 is a vertical cross-sectional view of the telescoping cross-post;

FIG. 5 is a vertical cross-sectional view of the telescoping guardrail post;

FIG. 6 is a vertical cross-sectional view of the base;

fig. 7 is a schematic view of the structure of the lower substrate.

In the figure, 1, a support base; 11. an anti-slip layer; 12. a damping rubber layer; 2. a telescopic upright post; 21. a telescopic pipe; 211. a pipe A is stretched; 212. a telescopic B pipe; 213. c, telescopic pipe C; 22. a ring block; 23. a first upper ring body; 24. a first lower ring body; 241. a first ring block groove; 25. a first annular space; 251. a limiting block; 3. a telescopic cross post; 31. a transverse telescopic pipe; 311. transversely stretching the pipe A; 312. transversely stretching the tube B; 313. transversely stretching the C pipe; 32. a ring block body; 33. a limiting ring body; 34. a cylindrical bore; 341. a limit ring body; 4. a telescopic guardrail column; 41. erecting an extension tube; 411. vertically extending and retracting the pipe A; 412. a vertical telescopic B pipe; 413. vertically extending and retracting the C pipe; 42. a fixed ring block; 43. a connecting ring body; 5. a substrate; 51. a lower substrate; 52. An upper substrate; 53. a first cylindrical groove; 531. a second upper ring body; 532. a second lower ring body; 533. a second annular space; 534. a second block groove; 54. a second cylindrical groove; 541. a groove column; 542. a circular ring block; 55. a third cylindrical groove; 551. a limiting ring; 56. a fourth cylindrical groove; 561. a grooved cylinder; 562. a limiting body; 6. a warning light.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, do the utility model discloses a flexible guardrail for town road. Comprises a supporting base 1; the bottom of the supporting base 1 is tightly adhered with a damping rubber layer 12 which can improve the installation stability through strong glue. Damping rubber layer 12 bottom is closely bonded through powerful glue has cocoa to improve stability of settling's skid resistant course 11, and the decorative pattern increase that 11 bottom surfaces of skid resistant course have the utility model discloses with the coefficient of friction on ground, thereby prevent the utility model discloses take place the skew, guarantee stability of settling. The support base 1 is fixedly connected with a lower base body 51, and the lower base body 51 is connected with an upper base body 52; a telescopic upright post 2 is connected between the lower base body 51 and the upper base body 52; the telescopic upright post 2 can be slidably accommodated in the lower base body 51 and the upper base body 52; the telescopic transverse columns 3 are connected between the adjacent lower matrixes 51 and between the adjacent upper matrixes 52; the telescopic cross column 3 can be slidably accommodated in the lower base body 51 and the upper base body 52; the telescopic cross column 3 positioned between the adjacent upper matrixes 52 is vertically and downwards connected with a telescopic guardrail column 4; the telescopic guardrail posts 4 can be slidably accommodated in the telescopic cross posts 3. The upper surface of the upper base body 52 is provided with the warning lamp 6 which emits red light, so that the attention safety of vehicles coming and going is improved, and the vehicles are collided carefully. In order to further protect the safety of the vehicle drivers, the outer walls of the telescopic upright posts 2 and the telescopic cross posts 3 are both adhered with reflective films. In order to avoid collision between vehicles and guardrails under the condition that no light exists at night, the telescopic guardrail posts 4 are coated with fluorescent layers.

With reference to fig. 2 and 3, the telescopic uprights 2 comprise telescopic tubes 21 of the same length but of different internal diameter; in order to save cost and facilitate transportation, the telescopic tube 21 is hollow; the telescopic tube 21 comprises a telescopic A tube 211, the telescopic A tube 211 is connected with a telescopic B tube 212 connected with the upper base body 52 in a sliding mode, the telescopic A tube 211 is connected with a telescopic C tube 213 connected with the lower base body 51 in a sliding mode, the inner diameters of the telescopic A tube 211, the telescopic B tube 212 and the telescopic C tube 213 are different, and the rest structures are the same. Taking the telescopic a pipe 211 as an example, the outer wall of the lower end of the telescopic a pipe 211 is fixedly connected with four ring blocks 22 in the same plane; the spacing between adjacent ring blocks 22 is the same; the inner wall of the upper end of the telescopic A pipe 211 is fixedly connected with four first upper ring bodies 23 in the same plane; the distance between the adjacent first upper ring bodies 23 is the same; the inner wall of the telescopic A pipe 211 is fixedly connected with four first lower ring bodies 24 positioned below the first upper ring body 23; the first lower ring bodies 24 are positioned in the same plane, and the distances between the adjacent first lower ring bodies 24 are the same; the vertical projection lines of the first lower ring body 24 and the first upper ring body 23 are superposed; a first ring block groove 241 for the ring block 22 to slide is formed between the adjacent first upper ring bodies 23; a first annular space 25 for limiting the axial movement of the ring block 22 is formed between the first upper ring body 23 and the first lower ring body 24; the inner wall of the telescopic A pipe 211 is fixedly connected with a limiting block 251 which is positioned on the same plane with the first annular space 25; the vertical projection of the limiting block 251 is positioned at one side of the first upper ring body 23, and one side of the limiting block coincides with one side of the first upper ring body; the inner diameter of the defining block 251 is equal to the inner diameter of the first upper ring body 23; the ring block 22 and the limiting block 251 can be spliced into a geometric body in a horizontal plane and can be embedded into the first ring block groove 241. The outer diameter of the telescopic B tube 212 is equal to the inner diameter of the first upper ring body 23 of the telescopic A tube 211, and the outer diameter of the ring block 22 of the telescopic B tube 212 is equal to the inner diameter of the telescopic A tube 211, so that the telescopic A tube 211 can freely stretch and contract in the telescopic B tube 212. During installation: the first ring block 22 of the telescopic a tube 211 is located in the telescopic B tube 212, enters the first annular space 25 through the first ring block groove 241 of the telescopic B tube 212, and rotates to collide with the limiting block 251, thereby completing the expansion of the telescopic a tube 211 and the telescopic B tube 212. When the telescopic A tube 211 is disassembled, the ring block 22 of the telescopic A tube 211 is reversely rotated to abut against the limiting block 251, and the telescopic A tube 211 is compressed into the telescopic B tube 212 by downward force.

Referring to fig. 2 and 3, the outer diameter of the first ring 22 of the telescopic C-tube 213 is equal to the inner diameter of the telescopic a-tube 211, and the inner diameter of the first upper ring 23 of the telescopic a-tube 211 is equal to the outer diameter of the telescopic C-tube 213, so that the telescopic C-tube 213 can be freely telescopic inside the telescopic a-tube 211. When the telescopic tube C213 is installed, the ring block 22 is located in the telescopic tube a 211, enters the first annular space 25 through the first ring block groove 241 of the telescopic tube a 211, and rotates to abut against the limiting block 251. When the telescopic C tube 213 is disassembled, the ring block 22 of the telescopic C tube 213 is rotated reversely to abut against the limiting block 251, and the telescopic C tube 213 is compressed into the telescopic A tube 211 by downward force.

Referring to fig. 4 and 5, the telescopic spreader 3 includes a hollow telescopic tube 31 having different inner diameters, the telescopic tube 31 including a telescopic a-tube 311; the transverse telescopic A pipe 311 is connected with a transverse telescopic B pipe 312 in a sliding manner; the transverse telescopic A pipe 311 is connected with a transverse telescopic C pipe 313 in a sliding mode, the inner diameters of the transverse telescopic A pipe 311, the transverse telescopic B pipe 312 and the transverse telescopic C pipe 313 are different, and the rest structures are the same. Taking the transverse telescopic A pipe 311 as an example, the outer wall of the lower end of the transverse telescopic pipe 31 is fixedly connected with four ring blocks 32 in the same plane; the spacing between adjacent ring blocks 32 is the same; the inner wall of the other end of the transverse expansion pipe 31 is fixedly connected with a limiting ring body 33; the outer diameter of the limiting ring body 33 of the transverse telescopic A pipe 311 is equal to the inner diameter of the transverse telescopic B pipe 312; the inner diameter of the limiting ring body 33 of the transverse telescopic B pipe 312 is equal to the outer diameter of the transverse telescopic A pipe 311; so that the transversely-telescoping a tube 311 can freely telescope within the transversely-telescoping B tube 312. The limiting ring body 33 of the transverse telescopic A pipe 311 is positioned in the transverse telescopic B pipe 312, and the stretching ring block body 32 is abutted against the limiting ring body 33 of the transverse telescopic B pipe 312 to complete the pulling-out of the transverse telescopic A pipe 311 from the transverse telescopic B pipe 312. When the tube is detached, the transversely-extending tube A311 is compressed into the transversely-extending tube B312. This structure allows the transversely-stretchable a tube 311 to be stretched, detached, and compressed between the adjacent transversely-stretchable B tubes 312.

Referring to fig. 4 and 5, the outer diameter of the ring block 32 of the lateral telescoping C-tube 313 is equal to the inner diameter of the lateral telescoping a-tube 311; the inner diameter of the limiting ring body 33 of the transverse telescopic A pipe 311 is equal to the outer diameter of the transverse telescopic C pipe 313, so that the transverse telescopic C pipe 313 can freely stretch and retract in the transverse telescopic A pipe 311. The ring block body 32 of the transverse telescopic C pipe 313 is positioned in the transverse telescopic A pipe 311, the ring block body 32 is stretched to be abutted against the limit ring body 33 of the transverse telescopic A pipe 311, and the transverse telescopic C pipe 313 is pulled out of the transverse telescopic A pipe 311. When detaching, the transversely-extending C tube 313 is compressed into the transversely-extending A tube 311. This structure allows the transversely-stretchable a tube 311 to be stretched, detached, and stretched between the adjacent transversely-stretchable C tubes 313.

Referring to fig. 4 and 5, the telescopic fence post 4 comprises a hollow vertical telescopic tube 41 of different inner diameters. The vertical telescopic tube 41 includes a vertical telescopic a-tube 411; the vertical telescopic A pipe 411 is connected with a vertical telescopic B pipe 412 in a sliding manner; the vertical telescopic A pipe 411 is connected with a vertical telescopic C pipe 413 in a sliding mode, and the vertical telescopic A pipe 411, the vertical telescopic B pipe 412 and the vertical telescopic C pipe 413 are identical in structure except for inner diameters. Taking the vertical telescopic A pipe 411 as an example, the outer wall of the upper end of the vertical telescopic pipe 41 is fixedly connected with a fixed ring block 42; the inner wall of the lower end of the vertical telescopic pipe 41 is fixedly connected with a connecting ring body 43, and the outer diameter of the fixed ring block 42 of the vertical telescopic A pipe 411 is equal to the inner diameter of the vertical telescopic B pipe 412; the inner diameter of the connecting ring body 43 of the vertical telescopic B pipe 412 is equal to the outer diameter of the vertical telescopic A pipe 411, so that the vertical telescopic A pipe 411 can freely stretch and retract in the vertical telescopic B pipe 412. The fixed ring block 42 of the vertical telescopic A pipe 411 is equal to the inner diameter of the vertical telescopic B pipe 412, when the vertical telescopic A pipe 411 is installed, the vertical telescopic A pipe 411 is stretched, and the fixed ring block 42 is stretched to be abutted to the connecting ring body 43 of the vertical telescopic B pipe 412. When disassembling, the vertical telescopic A pipe 411 is compressed into the vertical telescopic B pipe 412. This structure allows the vertical telescopic a tube 411 to be stretched, detached, and compressed between the adjacent vertical telescopic B tubes 412.

Referring to fig. 4 and 5, the outer diameter of the fixed ring block 42 of the vertical telescopic C-tube 413 is equal to the inner diameter of the vertical telescopic a-tube 411; the inner diameter of the connection ring body 43 of the vertical telescopic A pipe 411 is equal to the outer diameter of the vertical telescopic C pipe 413, so that the vertical telescopic C pipe 413 can freely stretch and retract in the vertical telescopic A pipe 411. During installation, the fixed ring block 42 of the vertical telescopic C pipe 413 is positioned in the vertical telescopic A pipe 411, and the vertical telescopic C pipe 413 is stretched until the fixed ring block 42 is abutted to the connecting ring body 43 of the vertical telescopic A pipe 411. When the pipe is disassembled, the vertical telescopic C pipe 413 is compressed into the vertical telescopic A pipe 411.

Referring to fig. 4 and 5, the length of the telescopic tube 31 is different, and a cylindrical hole 34 is formed through the lower cylindrical wall of the telescopic tube 31. The telescopic guardrail posts 4 are stored in the telescopic cross posts 3 through the cylindrical holes 34, so that the whole volume of the guardrail is reduced. A limiting ring body 341 is fixedly connected at the opening of the cylindrical hole 34 of the transverse extension tube 31; the inner diameter of the limiting ring body 341 is equal to the outer diameter of the vertical telescopic B pipe 412; the outer diameter of the fixing ring block 42 of the vertical telescopic tube 41 is equal to the inner diameter of the cylindrical hole 34. The sum of the length of the transversely telescoping A tube 311 and the axial length of the cylindrical bore 34 is equal to the length of the transversely telescoping B tube 312; the sum of the length of the laterally telescoping C-tube 313 and the axial length of the cylindrical bore 34 is equal to the length of the laterally telescoping A-tube 311. This structure allows the lateral expansion C tube 313 to be pressed into the lateral expansion a tube 311 and the lateral expansion a tube 311 to be pressed into the lateral expansion B tube 312. Finally, the transverse telescopic A pipe 311 and the transverse telescopic C pipe 313 are pressed into the transverse telescopic B pipe 312 for placement, and the overall volume of the guardrail is reduced.

Referring to fig. 6 and 7, the upper surface of the lower base 51 is provided with a first cylindrical groove 53 formed inward, and the telescopic tube 21 is placed on the lower base 51 to reduce the overall volume of the guard rail. Four second upper ring bodies 531 in the same plane are fixedly connected to the opening of the first cylindrical groove 53; the distance between the adjacent second upper ring bodies 531 is the same; four second lower ring bodies 532 which are positioned below the second upper ring body 531 and in the same plane are fixedly connected in the first cylindrical groove 53, and the intervals between the adjacent second lower ring bodies 532 are the same; the vertical projections of the second lower loop 532 and the second upper loop 531 coincide. A second ring block groove 534 for the ring block 22 to slide is formed between the adjacent second lower ring bodies 532; a second annular space 533 for restricting circumferential rotation of the ring block 22 is formed between the second lower ring body 532 and the second upper ring body 531. The second lower ring 532 and the second upper ring 531 have an inner diameter equal to the outer diameter of the telescopic B-tube 212 slidably coupled to the lower base 51, which allows the telescopic tube 21 to freely telescope within the lower base 51. When installed, the ring 22 of the telescopic B-tube 212 is located in the lower base 51, and enters the second annular space 533 through the second ring groove 534 of the lower base 51, thereby completing the stretching and fixing of the telescopic B-tube 212. When the telescopic tube 21 is disassembled, the ring block 22 of the telescopic tube 21 is reversely rotated to the second ring block groove 534 of the second lower ring body 532, and the telescopic tube 21 is compressed into the lower base body 51 by downward force. This structure realizes the telescopic connection of the lower base body 51 with the telescopic tube 21.

Referring to fig. 6 and 7, the lower surface of the upper base 52 is vertically and upwardly opened with a second cylindrical groove 54 for slidably receiving the telescopic C-tube 213. The center of the second cylindrical groove 54 is fixedly connected with a groove post 541, and the outer wall of the outer end of the groove post 541 is fixedly connected with a circular ring block 542. The outer diameter of the circular ring block 542 is equal to the inner diameter of the telescopic C pipe 213 which is slidably connected with the upper base body 52; the outer diameter of the telescopic C-tube 213 is equal to the inner diameter of the grooved post 541 so that the telescopic tube 21 can be freely telescoped within the upper base 52. During installation, the first upper ring body 23 of the telescopic C pipe 213 is positioned in the lower base body 51, the telescopic C pipe 213 is moved to enable the ring block 542 of the upper base body 52 to be embedded into the first ring block groove 241 to enter the first annular space 25, and the telescopic C pipe 213 is rotated to be abutted against the limiting block 251, so that stretching and fixing are completed. When the telescopic C tube 213 is disassembled, the telescopic C tube 213 is reversely rotated to abut against the limiting block 251, and the telescopic C tube 213 is compressed into the upper base body 52 by downward force, so that the telescopic connection between the upper base body 52 and the telescopic tube 21 is realized.

Referring to fig. 6 and 7, the same side of the upper base 52 and the lower base 51 is provided with a third cylindrical groove 55 for slidably receiving the extension tube 31; a limit ring 551 is fixedly connected to the inner wall of the opening of the third cylindrical groove 55; the inner diameter of the limit ring 551 is equal to the outer diameter of the transverse telescopic B-tube 312 connected with the third cylindrical groove 55; the outer diameter of the ring block 32 is equal to the inner diameter of the third cylindrical groove 55.

Referring to fig. 6 and 7, a fourth cylindrical groove 56 for slidably accommodating the transverse expansion pipe 31 is formed on the same side surface of the upper base 52 and the lower base 51; the fourth cylindrical groove 56 is located on the opposite side of the third cylindrical groove 55; a groove cylinder 561 is fixedly connected to the center of the fourth cylindrical groove 56; the outer wall of the outward end of the slot cylinder 561 is fixedly connected with a limiting body 562; the outer diameter of the limiting body 562 is equal to the inner diameter of the transversely-telescopic C tube 313 connected with the fourth cylindrical groove 56; the outer diameter of the transversely extending C-shaped tube 313 is equal to the inner diameter of the fourth cylindrical groove 56, and the structure realizes the telescopic connection of the base body 5 and the transversely extending tube 31.

The installation mode is as follows: each flexible pipe 21 of flexible stand 2 is pulled out fixedly earlier, and each horizontal flexible pipe 31 of flexible spreader 3 is pulled out again, and the flexible pipe 41 that erects each of the flexible guardrail post 4 in the last spreader 3 is stretched out, accomplishes promptly the utility model discloses an installation, the installation is quick, can save the cost of labor.

The disassembly mode is as follows: the vertical extension tubes 41 of the telescopic guardrail posts 4 are compressed into the telescopic transverse posts 3, the transverse extension tubes 31 of the telescopic transverse posts 3 are compressed into the base body 5, and finally the extension tubes 21 of the telescopic upright posts 2 are mutually compressed into the base body 5, so that the disassembly is completed. The disassembly steps are simple, the disassembly is rapid, the labor cost is saved, the size of the guardrail is small, and the transportation efficiency is greatly improved.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (9)

1. A telescopic guardrail for town road, includes support base (1), its characterized in that: also comprises a substrate (5); the base body (5) comprises a lower base body (51) fixedly connected to the support base (1) and an upper base body (52) connected to the lower base body (51); a telescopic upright post (2) is connected between the lower base body (51) and the upper base body (52); the telescopic upright column (2) can be accommodated in the lower base body (51) and the upper base body (52) in a sliding manner; the telescopic cross columns (3) are connected between the adjacent lower matrixes (51) and between the adjacent upper matrixes (52); the telescopic cross column (3) can be accommodated in the lower base body (51) and the upper base body (52) in a sliding manner; the telescopic cross column (3) positioned between the adjacent upper matrixes (52) is vertically and downwards connected with a telescopic guardrail column (4); the telescopic guardrail column (4) can be accommodated in the telescopic transverse column (3) in a sliding manner.

2. The telescopic guardrail for municipal roads according to claim 1, characterized in that: the bottom of the support base (1) is provided with an anti-skid layer (11); a damping rubber layer (12) is arranged between the support base (1) and the antiskid layer (11).

3. The telescopic guardrail for municipal roads according to claim 1, characterized in that: the upper surface of the upper base body (52) is provided with a warning lamp (6); reflective films are adhered to the outer walls of the telescopic upright columns (2) and the telescopic transverse columns (3); the outer wall of the telescopic guardrail column (4) is coated with a fluorescent layer.

4. The telescopic guardrail for municipal roads according to claim 1, characterized in that: the telescopic upright post (2) comprises telescopic pipes (21) with the same length but different inner diameters; the telescopic pipe (21) is hollow; the adjacent extension tubes (21) are connected in a sliding way; the outer wall of the lower end of the extension tube (21) is fixedly connected with a plurality of ring blocks (22) in the same plane; the distance between the adjacent ring blocks (22) is the same; the inner wall of the upper end of the extension tube (21) is fixedly connected with a plurality of first upper ring bodies (23) which are positioned in the same plane; the distance between the adjacent first upper ring bodies (23) is the same; the inner wall of the extension tube (21) is fixedly connected with a plurality of first lower ring bodies (24) which are positioned below the first upper ring body (23); the first lower ring bodies (24) are positioned in the same plane, and the distances between the adjacent first lower ring bodies (24) are the same; the vertical projection lines of the first lower ring body (24) and the first upper ring body (23) are overlapped; a first ring block groove (241) for the ring block (22) to slide is formed between the adjacent first upper ring bodies (23); a first annular space (25) for limiting the axial movement of the ring block (22) is formed between the first upper ring body (23) and the first lower ring body (24); the outer diameter of one telescopic pipe (21) in the adjacent telescopic pipes (21) is equal to the inner diameter of the first upper ring body (23) of the other telescopic pipe (21); the outer diameter of the ring block (22) of one telescopic pipe (21) in the adjacent telescopic pipes (21) is equal to the inner diameter of the other telescopic pipe (21).

5. A telescopic guardrail for town roads according to claim 4, wherein: the inner wall of the extension tube (21) is fixedly connected with a limiting block (251) which is positioned on the same plane with the first annular space (25); the vertical projection of the limiting block (251) is positioned at one side of the first upper ring body (23), and one side of the limiting block coincides with one side of the first upper ring body; the inner diameter of the limiting block (251) is equal to that of the first upper ring body (23); the ring block (22) and the limiting block (251) are spliced in the horizontal plane to form a geometric body which can be embedded in the first ring block groove (241).

6. The telescopic guardrail for municipal roads according to claim 1, characterized in that: a first cylindrical groove (53) for the telescopic pipe (21) to be accommodated in a sliding manner is vertically formed downwards in the upper surface of the lower base body (51); a plurality of second upper ring bodies (531) which are positioned in the same plane are fixedly connected at the opening of the first cylindrical groove (53); the distance between the adjacent second upper ring bodies (531) is the same; a plurality of second lower ring bodies (532) which are positioned below the second upper ring bodies (531) and are positioned in the same plane are fixedly connected in the first cylindrical groove (53); the distance between the adjacent second lower ring bodies (532) is the same; the vertical projections of the second lower ring body (532) and the second upper ring body (531) are superposed; a second ring block groove (534) for the ring block (22) to slide is formed between the adjacent second lower ring bodies (532); a second annular space (533) for limiting the circumferential rotation of the ring block (22) is formed between the second lower ring body (532) and the second upper ring body (531); the inner diameters of the second lower ring body (532) and the second upper ring body (531) are equal to the outer diameter of a telescopic pipe (21) which is connected with the lower base body (51) in a sliding way; the outer diameter of a ring block (22) of the telescopic pipe (21) is equal to the inner diameter of the first cylindrical groove (53); a second cylindrical groove (54) for the telescopic pipe (21) to slide and store is vertically and upwards formed in the lower surface of the upper base body (52); the center of the second cylindrical groove (54) is fixedly connected with a vertical groove column (541); the outer wall of the outer end of the groove column (541) is fixedly connected with a circular ring block (542); the outer diameter of the circular ring block (542) is equal to the inner diameter of a telescopic pipe (21) which is connected with the upper base body (52) in a sliding way; the outer diameter of the telescopic pipe (21) which is connected with the upper base body (52) in a sliding way is equal to the inner diameter of the groove column (541).

7. A telescopic guardrail for town roads according to claim 6, wherein: the telescopic transverse column (3) comprises transverse telescopic pipes (31) with different inner diameters; the transverse telescopic pipe (31) is hollow; the adjacent transverse telescopic pipes (31) are connected in a sliding way; the adjacent transverse telescopic pipes (31) are connected in a sliding way; the outer wall of the lower end of the transverse telescopic pipe (31) is fixedly connected with a plurality of ring block bodies (32) which are positioned on the same plane; the distance between the adjacent ring blocks (32) is the same; the inner wall of the other end of the transverse telescopic pipe (31) is fixedly connected with a limiting ring body (33); the outer diameter of a ring block body (32) of one transverse expansion pipe (31) in the adjacent transverse expansion pipes (31) is equal to the inner diameter of the other transverse expansion pipe (31); the inner diameter of the limiting ring body (33) of one transverse expansion pipe (31) in the adjacent transverse expansion pipes (31) is equal to the outer diameter of the other transverse expansion pipe (31).

8. A telescopic guardrail for town roads according to claim 7, wherein: a third cylindrical groove (55) for the sliding and containing of the transverse telescopic pipe (31) is formed inwards on the side surface of the base body (5); the inner wall of the opening of the third cylindrical groove (55) is fixedly connected with a limit ring (551); the inner diameter of the limiting ring (551) is equal to the outer diameter of the transverse telescopic pipe (31) connected with the third cylindrical groove (55); the outer diameter of the ring block body (32) is equal to the inner diameter of the third cylindrical groove (55); the base body (5) is provided with a fourth cylindrical groove (56) for the sliding and containing of the transverse telescopic pipe (31); the fourth cylindrical groove (56) is positioned on the opposite side of the third cylindrical groove (55); the center of the fourth cylindrical groove (56) is fixedly connected with a groove cylinder (561); the outer wall of the outward end of the groove cylinder body (561) is fixedly connected with a limiting body (562); the outer diameter of the limiting body (562) is equal to the inner diameter of the transverse telescopic pipe (31) connected with the fourth cylindrical groove (56); the outer diameter of the transverse expansion pipe (31) connected with the fourth cylindrical groove (56) is equal to the inner diameter of the fourth cylindrical groove (56).

9. The telescopic guardrail for municipal roads according to claim 8, characterized in that: the bottom of the transverse telescopic pipe (31) connected with the upper base body (52) is provided with a cylindrical hole (34) for connecting the telescopic guardrail column (4) in a penetrating way; a limiting ring body (341) is fixedly connected at the opening of the cylindrical hole (34); the telescopic guardrail column (4) comprises vertical telescopic pipes (41) with different inner diameters; the vertical telescopic pipe (41) is hollow; the adjacent vertical extension tubes (41) are connected in a sliding manner; the outer wall of the upper end of the vertical extension tube (41) is fixedly connected with a fixed ring block (42); the inner wall of the lower end of the vertical extension tube (41) is fixedly connected with a connecting ring body (43); the outer diameter of a fixed ring block (42) of one vertical extension tube (41) in the adjacent vertical extension tubes (41) is equal to the inner diameter of the other transverse extension tube (31); the inner diameter of a connecting ring body (43) of one vertical extension tube (41) in the adjacent vertical extension tubes (41) is equal to the outer diameter of the other vertical extension tube (41); the inner diameter of the limiting ring body (341) is equal to the outer diameter of the vertical telescopic pipe (41) which is connected with the horizontal telescopic pipe (31) in a sliding way; the outer diameter of the fixed ring block (42) is equal to the inner diameter of the cylindrical hole (34).

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