CN216194304U

CN216194304U - Rail guard for town road

Info

Publication number: CN216194304U
Application number: CN202122743361.3U
Authority: CN
Inventors: 郑贞为; 陈生平; 易小萍; 陈福广; 李茹
Original assignee: Guangdong Baotaisen Construction Engineering Co ltd
Current assignee: Guangdong Baotaisen Construction Engineering Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a guard railing for a municipal road, which comprises a square frame and grid stop rods, wherein more than two grid stop rods are uniformly and fixedly arranged in the square frame, two universal wheels and two supporting blocks are symmetrically arranged at the bottom end of the square frame, and the two supporting blocks are positioned on the inner sides of the two universal wheels. The utility model can not only extrude the rotating plate through the moving block to enable the rotating plate to rotate around the rotating pin so as to change the positions of the universal wheels and the supporting blocks, thereby facilitating the placement or the carrying of the protective guard, but also facilitate the movement and the reset of the moving block through the design of the third spring and the square rod, the elastic force of the third spring facilitates the movement and the reset of the moving block, thereby facilitating the ejection of the universal wheels and the attachment of the universal wheels to the ground, and also can connect two protective guards through threaded holes and connecting bolts to realize the connection and the use of the protective guard, when the number of the connected square frames is gradually increased, the number of the supporting blocks attached to the ground is more, and the number of the universal wheels attached to the ground is only two, thereby gradually increasing the placement stability of the protective guard.

Description

Rail guard for town road

Technical Field

The utility model relates to the technical field of guard railings, in particular to a guard railing for a municipal road.

Background

The protective guard is called a collision protection guardrail and is mainly used for protection and protection occasions of equipment and facilities in factories, workshops and warehouses.

The existing guardrail for the municipal road has certain defects, the universal wheels at the bottom ends of the guardrails are lack of convenient adjusting functions, the guardrail is lack of the universal wheels and is inconvenient to carry in the carrying process, the universal wheels are inconvenient to store in the using process, and the stability of the guardrail is reduced, so that the guardrail for the municipal road is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a guard rail for a municipal road.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a guard railing for a municipal road comprises a square frame and grid stop rods, wherein more than two grid stop rods are uniformly and fixedly installed in the square frame, two universal wheels and two supporting blocks are symmetrically installed at the bottom end of the square frame, the two supporting blocks are located on the inner sides of the two universal wheels, a first round rod is rotatably installed at the top end of each universal wheel ring, the top end of each round rod extends into the square frame, a first round ring is fixedly installed on the annular side surface of each round rod, a first spring is installed on the annular side surface of each round rod, the upper end and the lower end of each first spring are respectively and fixedly installed at the bottom end of each round ring and the bottom end of the square frame, a second round rod is fixedly installed at the top end of each supporting block, the top ends of the second round rods extend into the square frame, a second round ring is fixedly installed on the annular side surface of each round rod, a second spring is installed on the annular ring of each round rod, and the upper end and the lower end of each spring are respectively and fixedly installed at the bottom end of each round ring and the bottom end of the inside the square frame, two U type supports of inside bottom symmetry fixed mounting of square frame, and U type support mounting are between round bar one and round bar two, the inside rotation of U type support installs the rotor plate, the rotor plate bottom is laminated with round bar one top and round bar two tops respectively mutually.

Furthermore, the front end and the rear end of the rotating plate are symmetrically and fixedly provided with rotating pins, and the rotating pins are rotatably arranged inside the U-shaped support.

Further, circular through-hole has been seted up to both ends symmetry around the U type support, fixed mounting has miniature bearing and torsional spring on the swivel pin annular side, and the equal fixed mounting in the miniature bearing outside and torsional spring outside is inside circular through-hole.

Further, threaded holes are symmetrically formed in the upper sides of the left end and the right end of the square frame, and connecting bolts are installed inside the threaded holes.

Furthermore, through grooves are symmetrically formed in the lower sides of the left end and the right end of the square frame, moving blocks are slidably mounted in the through grooves, and one ends of the moving blocks extend into the square frame and are attached to the rotating plates.

Furthermore, a square groove is formed in the front end of the moving block, a square rod is fixedly mounted inside the through groove, and the square rod is slidably mounted inside the square groove.

Furthermore, a spring III is fixedly installed at one end of the square rod, and the other end of the spring III is fixedly installed on the inner wall of the square groove.

Further, a ball groove is formed in the top end of the first round rod and the top end of the second round rod, balls are installed in the ball groove in a rolling mode, and the spherical side face of each ball is attached to the bottom end of the rotating plate.

The utility model has the beneficial effects that:

1. the rotating plates are extruded by the moving blocks, so that the positions of the universal wheels and the supporting blocks are changed, the protective guards are convenient to place or carry, the protective guards are pushed by the universal wheels, the two protective guards are placed side by side, the two protective guards are pushed inwards, the movable blocks are moved to enable the movable blocks to move into the respective square frames, the moving blocks are moved to stretch the springs III, the moving blocks are moved to extrude the rotating plates, the rotating plates drive the rotating pins to rotate, the rotating pins rotate to extrude the torsional springs, the torsional springs are enabled to generate torsion, the lower sides of the rotating left ends of the rotating plates are separated from the round rods I, the round rods I are moved upwards by the round rings I under the action of the elastic force of the springs, the round rods I are driven to move upwards, the universal wheels are driven to move upwards, the rotating plates rotate the right ends of the round rods II, the round rods are driven by the extruding movement to drive the supporting blocks to move downwards to be attached to the ground, and then accomplish the support to square frame, solved and lacked the convenient regulatory function of universal wheel of rail guard bottom, cause the rail guard to lack the inconvenient transport of universal wheel in handling, in the use, the universal wheel is inconvenient to be accomodate, reduces the problem of rail guard stability.

2. The moving block is convenient to move and reset through the design of the third spring and the square rod, the moving block moves to extrude the rotating plate, the third spring is extruded when the moving block moves, the elastic force of the third spring is convenient to move and reset, and then the universal wheel is convenient to pop out and is attached to the ground.

3. Through screw hole and connecting bolt, be convenient for connect two rail guards, realize the connection use of rail guard, when the square frame that connects up increases gradually, the supporting shoe with ground laminating is more, and the universal wheel with ground laminating only two, can increase the stability that the rail guard was placed gradually.

Drawings

Fig. 1 is a schematic perspective view of a guard rail for a town road according to the present invention;

FIG. 2 is a schematic structural view of a universal wheel and a supporting block of the guardrail for the town road according to the present invention;

fig. 3 is a schematic structural view of a moving block of the guard rail for a town road according to the present invention.

In the figure: 1. a square frame; 2. a check rod; 3. a universal wheel; 4. a support block; 5. a first round rod; 6. a first circular ring; 7. a first spring; 8. a second round bar; 9. a second circular ring; 10. a second spring; 11. a U-shaped bracket; 12. a rotating plate; 13. a rotation pin; 14. a torsion spring; 15. a through groove; 16. a square bar; 17. a third spring; 18. a moving block; 19. a square groove; 20. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a guard rail for a municipal road comprises a square frame 1 and a grid stop lever 2, wherein more than two grid stop levers 2 are uniformly and fixedly installed inside the square frame 1, two universal wheels 3 and two supporting blocks 4 are symmetrically installed at the bottom end of the square frame 1, the two supporting blocks 4 are positioned inside the two universal wheels 3, the guard rail is convenient to carry due to the design of the universal wheels 3, the stability of the guard rail is improved due to the design of the supporting blocks 4, a round rod I5 is rotatably installed at the top end of the ring of the universal wheel 3 through a bearing, the top end of the round rod I5 extends into the square frame 1, a round ring I6 is fixedly installed on the annular side surface of the round rod I5, a spring I7 is installed on the annular side surface of the round rod I5, the upper end and the lower end of the spring I7 are respectively welded at the bottom end of the round ring I6 and the bottom end inside the square frame 1, the design of the round rod I5, the round ring I6 and the spring I7 is convenient for the vertical movement and the reset of the universal wheel 3, the top end of the supporting block 4 is fixedly provided with a second round rod 8, the top end of the second round rod 8 extends into the square frame 1, the annular side surface of the second round rod 8 is fixedly provided with a second round ring 9, the annular side surface of the second round rod 8 is provided with a second spring 10, the upper end and the lower end of a second spring 10 are respectively welded at the bottom end of a second circular ring 9 and the bottom end inside the square frame 1, the design of a second circular rod 8, the second circular ring 9 and the second spring 10 is convenient for the vertical movement and the reset of the supporting block 4, two U-shaped brackets 11 are symmetrically and fixedly arranged at the bottom end inside the square frame 1, and U type support 11 installs between round bar 5 and round bar two 8, and the inside rotation of U type support 11 installs rotor plate 12, and rotor plate 12 bottom is laminated with round bar 5 top and round bar two 8 tops respectively mutually, and the design of U type support 11 is convenient for support the installation to rotor plate 12, and the design of rotor plate 12 is convenient for extrude round bar 5 and round bar two 8 in proper order.

In the utility model, it should be noted that rotation pins 13 are symmetrically and fixedly installed at the front end and the rear end of a rotation plate 12, the rotation pins 13 are rotatably installed inside a U-shaped bracket 11, circular through holes are symmetrically formed at the front end and the rear end of the U-shaped bracket 11, a miniature bearing and a torsion spring 14 are fixedly installed on the annular side surface of the rotation pin 13, the outer side of the miniature bearing and the outer side of the torsion spring 14 are fixedly installed inside the circular through holes, the rotation pins 13 and the miniature bearing are designed to facilitate the rotation installation of the rotation plate 12, the torsion spring 14 is designed to facilitate the rotation reset of the rotation plate 12, threaded holes 20 are symmetrically formed at the upper sides of the left end and the right end of a square frame 1, connecting bolts are installed inside the threaded holes 20, and the design of the threaded holes 20 and the connecting bolts is convenient for connecting two guard rails.

Particularly, through grooves 15 are symmetrically formed in the lower sides of the left end and the right end of the square frame 1, a moving block 18 is slidably mounted in the through grooves 15, one end of the moving block 18 extends into the square frame 1 and is attached to the rotating plate 12, the through grooves 15 are designed to facilitate sliding mounting of the moving block 18, the moving block 18 is designed to facilitate extrusion of the rotating plate 12 so that the rotating plate 12 rotates, a square groove 19 is formed in the front end of the moving block 18, a square rod 16 is fixedly mounted in the through grooves 15, the square rod 16 is slidably mounted in the square groove 19, the moving block 18 is slidably mounted in the through grooves 15 due to the design of the square rod 16 and the square groove 19, a spring III 17 is fixedly mounted at one end of the square rod 16, the inner wall of the square groove 19 is fixedly mounted at the other end of the spring III, the moving block 18 is conveniently moved and reset due to the design of the spring III 17, ball grooves are formed in the top ends of the first round rod 5 and the second round rod 8, and balls are rotatably mounted in the ball grooves, the spherical side surface of the ball is attached to the bottom end of the rotating plate 12, and the design of the ball reduces the friction force between the rotating plate 12 and the first round rod 5 and the second round rod 8.

The working principle is as follows: when two guard rails are required to be connected and used, the universal wheels 3 are utilized to push the guard rails, the two guard rails are placed side by side, the two guard rails are pushed inwards, the guard rails move to enable the moving blocks 18 to be extruded mutually, the moving blocks 18 move to enter the respective square frames 1, the moving blocks 18 move to stretch the third springs 17, the moving blocks 18 move to extrude the rotating plates 12, the rotating plates 12 drive the rotating pins 13 to rotate, the rotating pins 13 rotate to extrude the torsion springs 14, the torsion springs 14 generate torsion, the lower sides of the left ends of the rotating plates 12 rotate to be separated from the first round rods 5, under the action of the elastic force of the first springs 7, the first round rods 6 move upwards to drive the first round rods 5 to move upwards, the universal wheels 3 are driven to move upwards, the right ends of the rotating plates 12 rotate to extrude the second round rods 8, the second round rods 8 are driven by the extrusion movement to drive the supporting blocks 4 to move downwards to be attached to the ground, and then accomplish the support to square frame 1, two 8 downshifts of round bar drive two 9 downshifts of ring and extrude spring two 10, make spring two 10 produce elasticity, the universal wheel 3 in two square frame 1 bottom outsides laminates with ground this moment, inboard supporting shoe 4 and ground laminating, square frame 1 when connecting gradually increases, the supporting shoe 4 with ground laminating is more, and the universal wheel 3 with ground laminating only has two, can increase the stability that the rail guard was placed gradually.

When the two protective guards need to be disassembled, the connecting bolts are loosened to separate the two protective guards, the moving block 18 moves to reset and is separated from the rotating plate 12 under the action of the third spring 17, the rotating plate 12 rotates to reset under the action of the torsion spring 14, the round rod two 8 moves to reset under the action of the second spring 10, the supporting block 4 moves upwards to be separated from the ground, the round rod one 5 is extruded in the rotating process of the rotating plate 12, the round rod one 5 moves downwards to drive the universal wheel 3 to move downwards to be attached to the ground, the protective guards are convenient to carry, the round rod one 5 moves downwards to drive the round ring one 6 to move and extrude the spring one 7, the elasticity of the spring one 7 is far smaller than the torsion force of the torsion spring 14, and the round rod one 5 cannot move upwards to push the rotating plate 12.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A guard railing for a municipal road comprises a square frame (1) and grid stop rods (2), wherein more than two grid stop rods (2) are uniformly and fixedly installed inside the square frame (1), and the guard railing is characterized in that two universal wheels (3) and two supporting blocks (4) are symmetrically installed at the bottom end of the square frame (1), the two supporting blocks (4) are located on the inner sides of the two universal wheels (3), a first round rod (5) is rotatably installed at the top end of the ring of each universal wheel (3), the top end of the first round rod (5) extends into the square frame (1), a first round rod (6) is fixedly installed on the annular side surface of the first round rod (5), a first spring (7) is installed on the annular side surface of the first round rod (5), the upper end and the lower end of the first spring (7) are fixedly installed at the bottom end of the first round rod (6) and the inner bottom end of the square frame (1), a second round rod (8) is fixedly installed at the top end of each supporting block (4), and inside round bar two (8) tops extended to square frame (1), fixed mounting had two (9) rings on the two (8) annular sides of round bar, install spring two (10) on the two (8) rings of round bar, and both ends difference fixed mounting is in two (9) bottoms of rings and square frame (1) inside bottom about spring two (10), two U type supports (11) of the inside bottom symmetry fixed mounting of square frame (1), and U type support (11) install between round bar (5) and round bar two (8), rotor plate (12) are installed in the inside rotation of U type support (11), rotor plate (12) bottom is laminated with round bar (5) top and round bar two (8) tops respectively.

2. Guard rail for town roads according to claim 1, wherein the rotation plate (12) is symmetrically and fixedly provided with rotation pins (13) at the front and rear ends, and the rotation pins (13) are rotatably arranged inside the U-shaped bracket (11).

3. The guardrail for the municipal road according to claim 2, wherein circular through holes are symmetrically formed in the front end and the rear end of the U-shaped support (11), the miniature bearing and the torsion spring (14) are fixedly installed on the annular side surface of the rotating pin (13), and the outer side of the miniature bearing and the outer side of the torsion spring (14) are fixedly installed inside the circular through holes.

4. The guardrail for the municipal road according to claim 1, wherein the square frame (1) is symmetrically provided with threaded holes (20) at the upper sides of the left and right ends, and the threaded holes (20) are internally provided with connecting bolts.

5. The guardrail for the municipal road according to claim 1, wherein through grooves (15) are symmetrically formed in the lower sides of the left and right ends of the square frame (1), moving blocks (18) are slidably mounted in the through grooves (15), and one ends of the moving blocks (18) extend into the square frame (1) and are attached to the rotating plate (12).

6. The guardrail for the town roads as claimed in claim 5, wherein a square groove (19) is formed at the front end of the moving block (18), a square rod (16) is fixedly installed inside the through groove (15), and the square rod (16) is slidably installed inside the square groove (19).

7. A guard rail for municipal roads according to claim 6, wherein one end of the square rod (16) is fixedly provided with a spring III (17), and the other end of the spring III (17) is fixedly provided with the inner wall of the square groove (19).

8. The guardrail for the municipal road according to claim 1, wherein the top ends of the first round rods (5) and the second round rods (8) are provided with ball grooves, balls are arranged in the ball grooves in a rolling manner, and the spherical side surfaces of the balls are attached to the bottom ends of the rotating plates (12).