CN218204082U - Movable steel guardrail - Google Patents

Abstract

The utility model discloses a movable steel guardrail, which comprises a fixed component. The fixed component is composed of a steel frame guardrail at the head end, a fixed base plate and a steel frame guardrail at the tail end. Both the steel frame guardrail at the head end and the steel frame guardrail at the tail end are fixedly connected with base plate. The utility model uses the steel frame guardrail at the head end and the steel frame guardrail at the tail end to be respectively arranged at the first and last ends of the planned line, the steel frame guardrail at the head end and the fixed base plate are fixed on the road surface by bolts, and the steel frame guardrail at the tail end and the fixed base plate The board is also fixed on the road surface by bolts, and the connecting piece at the steel frame guardrail at the head end is moved through the limit groove opened with the upper steel frame plate, so that the steel frame guardrail at the head end, the steel frame guardrail at the tail end and the upper steel frame plate The upper steel frame plate is fixed to the ground by the steel frame guardrail at the head end and the steel frame guardrail at the end end, which reduces the large-scale damage to the road surface caused by bolt fixing, and each lower steel frame plate relies on Kits provide stitching.

Description

Mobile Steel Fence

technical field

The utility model relates to the field of guardrails, in particular to a movable steel guardrail.

Background technique

At present, highway guardrails are an important protective measure for preventing vehicles from rushing out of the highway after an accident.

The mobile steel guardrail is installed on both sides of the highway, and the head and tail frames and the steel frame rods at the middle end are fixed and connected with each other by bolts. However, in order to increase the stability and anti-collision ability of the traditional mobile steel guardrail, the fixed method It is to drill holes in the ground, and then use bolts to fix the lower end of the steel guardrail to the ground in turn. This fixing method destroys the road surface, and it takes a lot of time for workers to lock the bolts in turn during installation.

Utility model content

The purpose of this utility model is to provide a movable steel guardrail to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: moving steel guardrails, including:

A fixed component, the fixed component is composed of a steel frame guardrail at the head end, a fixed base plate and a steel frame guardrail at the tail end, and the bottom of the steel frame guardrail at the head end and the steel frame guardrail at the tail end are fixedly connected with a fixed base plate;

The head-end steel frame guardrail is composed of a trapezoidal plate and a vertical plate, and the vertical plate is interspersed and fixedly connected with the trapezoidal plate;

A connection mechanism is provided between the steel frame guardrail at the head end and the steel frame guardrail at the tail end;

The connection mechanism consists of an upper steel frame plate, a lower steel frame plate, a movable plate and a connecting steel plate, two of the upper steel frame plate and the lower steel frame plate are provided, and the connecting steel plates are arranged on the two upper steel frames Between the plate and the lower steel frame plate, a movable chute is opened at one end of the inner side of the upper steel frame plate, and the movable chute is internally connected with a limiter, and the limiter is provided with two, and the two limiters The position piece is fixedly connected to both sides of the movable piece, and positioning blocks are movably connected to both sides of the movable piece.

Preferably, the other end of the inner side of the upper steel frame plate is provided with a limiting groove, the positioning block is movably interspersed with the limiting groove, the movable plate is movably connected to the outer side of the upper steel frame plate, and the inner side of the movable plate is connected to the positioning blocks intersect.

Preferably, first splicing grooves are provided on both downward sides of the lower steel frame plate, the first splicing groove opened on the lower steel frame plate is movably connected with a kit, and the kit is provided with a second splicing groove, the The second splicing groove is movably connected between the two lower steel frame plates.

Preferably, a threaded hole is opened on the top of the movable part, a telescopic rod is fixedly connected inside the movable part, a pressure spring is arranged on the outside of the telescopic rod, and the outer ends of the telescopic rod and the pressure spring are fixedly connected to the tail of the positioning block At the end, a limiting slot is provided inside the movable part, and the tail end of the positioning block is movably connected with the inside of the limiting slot.

Preferably, there are two telescopic rods, pressure springs and positioning blocks, and the two positioning blocks, telescopic rods and pressure springs are symmetrically distributed at the center of the movable part.

Preferably, one end of the steel frame guardrail at the first end is provided with a connecting piece, and the two ends of the connecting piece are movably interspersed with the limit grooves opened on the inner side of the upper steel frame plate, and the steel frame guardrail at the tail end is provided with a fixing groove. The movable part is movably interspersed with the fixed groove provided by the steel frame guardrail at the tail end.

Technical effect and advantage of the present utility model:

The utility model uses the steel frame guardrail at the head end and the steel frame guardrail at the tail end to be respectively arranged at the first and last ends of the planned line, the steel frame guardrail at the head end and the fixed base plate are fixed on the road surface by bolts, and the steel frame guardrail at the tail end and the fixed base plate The board is also fixed on the road surface by bolts, and the connecting piece at the steel frame guardrail at the head end is moved through the limit groove with the upper steel frame board, and the steel frame guardrail at the head end maintains vertical support for the upper steel frame board, and the upper steel frame The board and the lower steel frame board are fixed by connecting steel plates, the bottom of the connecting steel plate is in contact with the ground to provide support for the upper steel frame board and the lower steel frame board, and the upper steel frame boards are respectively opened on the inner side of the upper steel frame board through movable parts Move in the movable chute, so that the movable part moves to the limit groove opened by another set of upper steel frame plates, the positioning block is no longer squeezed by the inner side of the upper steel frame plate, and the positioning block moves to the limit groove by moving At this time, the telescopic rod and the pressure spring exert a thrust on the positioning block, and the positioning block is inserted into the limit groove by the external force and pushes the movable plate outward to form a clamping connection. Multiple upper steel frame plates are fixed in this way. The fixing method is flexible and simple. There is no need to use bolts to fix the connecting steel plate to the ground. The upper steel frame plate at the end is fixed by interspersing the movable parts with the fixing groove opened by the steel frame guardrail at the end, so that the steel frame guardrail at the head end and the steel frame guardrail at the end end It is connected with the upper steel frame plate as a whole. The upper steel frame plate is fixed to the ground by the steel frame guardrail at the head end and the steel frame guardrail at the end end, so that the upper steel frame plate does not need to be fixed with the ground by bolts, and the road surface is reduced. Large areas of damage caused by bolting, and kits are used to provide splicing between each lower steel frame plate.

Description of drawings

Fig. 1 is a schematic diagram of the overall three-dimensional structure of the utility model.

Fig. 2 is a structural schematic diagram of the steel frame guardrail at the head end of the utility model.

Fig. 3 is a structural schematic diagram of the steel frame guardrail at the tail end of the utility model.

Fig. 4 is a schematic diagram of the structure of the movable part of the utility model.

Fig. 5 is a schematic structural diagram of the kit of the present invention.

Fig. 6 is a schematic diagram of the structure of the upper steel frame plate of the utility model.

Fig. 7 is a schematic diagram of a cross-sectional top view of the movable part of the present invention.

Fig. 8 is a schematic diagram of the enlarged structure at A in Fig. 1 of the present utility model.

In the figure: 1. Head end steel frame guardrail; 2. Fixed base plate; 3. Upper steel frame plate; 4. Connecting steel plate; 5. Lower steel frame plate; 6. Vertical plate; 7. Movable chute; 8. Limit Bit groove; 9, movable plate; 10, first splicing groove; 11, kit; 12, movable part; 13, positioning block; 14, limiting part; 15, telescopic rod; 16, pressure spring; 17, limiting Groove; 18, the second splicing groove; 19, the tail end steel frame guardrail.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides a mobile steel guardrail as shown in Figure 1-8, comprising:

The fixed component is composed of the steel frame guardrail 1 at the head end, the fixed base plate 2 and the steel frame guardrail 19 at the end end. The steel frame guardrail 1 at the head end and the steel frame guardrail 19 at the end end are distributed at the first and last ends of the planned steel guardrail line. Both the steel frame guardrail 1 at the head end and the steel frame guardrail 19 at the tail end are fixedly connected with a fixed base plate 2 at the bottom;

The head-end steel frame guardrail 1 is composed of a trapezoidal plate and a vertical plate 6. The vertical plate 6 is interspersed and fixedly connected with the trapezoidal plate. The fixing of the vertical plate 6 and the trapezoidal plate keeps the entire head-end steel frame guardrail 1 upright. The upper steel frame plate 3 between the frame guardrail 1 and the tail end steel frame guardrail 19 remains horizontally connected;

A connection mechanism is provided between the steel frame guardrail 1 at the head end and the steel frame guardrail 19 at the end end, a connecting piece is arranged at one end of the steel frame guardrail 1 at the head end, and the limit grooves opened on the inner side of the two ends of the connecting piece and the upper steel frame plate 3 8 activities are interspersed, the steel frame guardrail 19 at the tail end is provided with a fixed groove, the fixed groove both sides of the steel frame guardrail 19 at the tail end are provided with movable plates 9, and the movable part 12 is movable with the fixed groove provided by the steel frame guardrail 19 at the tail end interspersed;

The connection mechanism is composed of upper steel frame plate 3, lower steel frame plate 5, movable plate 9 and connecting steel plate 4. There are two upper steel frame plates 3 and lower steel frame plate 5, and connecting steel plate 4 is set on two upper steel frame plates. Between the frame plate 3 and the lower steel frame plate 5, a movable chute 7 is provided at one end of the inner side of the upper steel frame plate 3, and the movable chute 7 is internally movably connected with a limit piece 14, and two limit pieces 14 are provided with two limit pieces. 14 plays a role of fixing the upper steel frame plate 3 and the lower steel frame plate 5, and at the same time, the limit piece 14, the upper steel frame plate 3 and the lower steel frame plate 5 can be formed as a whole by being assembled in advance in the factory Prefabricated components, transported to the site for splicing, reducing the installation workload of the staff, two limit parts 14 are fixedly connected to both sides of the movable part 12, and positioning blocks 13 are movably connected to both sides of the movable part 12, and the top of the movable part 12 is opened There are threaded holes, and the threaded holes provided by the movable part 12 are used to fix the steel frame guardrail 19 at the tail end with bolts, so as to improve the fixed strength between the movable part 12 and the steel frame guardrail 19 at the tail end, and the movable part 12 is fixedly connected inside Telescopic rod 15 is arranged, and the outside of telescopic rod 15 is provided with pressure spring 16, and the outer end of telescopic rod 15 and pressure spring 16 is fixedly connected to positioning block 13 tail ends, and movable part 12 inside offers limit groove 17, and positioning block 13 tail ends are connected with The limit slot 17 is flexibly connected inside, and there are two telescopic rods 15, pressure springs 16 and positioning blocks 13. The two positioning blocks 13, telescopic rods 15 and pressure springs 16 are symmetrically distributed at the center of the movable part 12, and the upper layer of steel The other end of the inner side of the frame plate 3 is provided with a limit groove 8, and the movable parts 12 are respectively moved in the movable chute 7 provided on the inner side of the upper steel frame plate 3 between a plurality of upper steel frame plates 3, so that the movable parts 12 are moved to the other side. A set of limit grooves 8 provided by the upper steel frame plate 3, the positioning block 13 is no longer squeezed by the inner side of the upper steel frame plate 3, and when the positioning block 13 moves to the limit groove 8, the telescopic rod 15 and The pressure spring 16 exerts a thrust on the positioning block 13, and the positioning block 13 is inserted into the limit groove 8 by an external force and pushes the movable plate 9 outward to form a clamping connection, only relying on the steel frame guardrail 1 at the head end and the steel frame guardrail at the tail end 19 is fixed with bolts, which saves the use of bolts for the entire road section, and reduces the damage to the road surface caused by the installation of mobile steel guardrails. The fixed positioning block 13 is movably interspersed with the limit groove 8, and the movable plate 9 is movably connected to the outer side of the upper steel frame plate 3 , the inner side of the movable plate 9 intersects with the positioning block 13;

The lower steel frame plate 5 is provided with a first splicing groove 10 on both sides downwards, and the first splicing groove 10 provided by the lower steel frame plate 5 is movably connected with a suite 11, and the suite 11 is provided with a second splicing groove 18, and the second splicing groove 18 is movably connected between the two lower steel frame plates 5, and each two lower steel frame plates 5 are socketed in the center through the second splicing groove 18, which acts as a limit for the two lower steel frame plates 5 , to prevent the lower steel frame plate 5 from being displaced due to external contact.

The working principle of the utility model:

The steel frame guardrail 1 at the head end and the steel frame guardrail 19 at the end end are arranged at the first and last ends of the planned route respectively. The base plate 2 is also fixed on the road surface by bolts, and the connecting piece at the steel frame guardrail 1 at the head end is moved and interspersed with the upper steel frame plate 3 by opening a limit groove 8, relying on the steel frame guardrail 1 at the head end to the upper steel frame plate 3 Maintain vertical support, the upper steel frame plate 3 and the lower steel frame plate 5 are fixed by the connecting steel plate 4, the bottom of the connecting steel plate 4 is in contact with the ground to provide support for the upper steel frame plate 3 and the lower steel frame plate 5, multiple upper steel frame plates 3 Respectively move in the movable chute 7 that the upper steel frame plate 3 inner side is opened by movable piece 12, make movable piece 12 move to the limit groove 8 place that another group of upper steel frame plate 3 offers, positioning block 13 does not Being extruded by the inner side of the upper steel frame plate 3 again, when the positioning block 13 is moved to the limit groove 8, the telescopic rod 15 and the pressure spring 16 apply a thrust to the positioning block 13, and the positioning block 13 is subjected to an external force to the limit groove. 8 is inserted inside and the movable plate 9 is pushed outward to form a clamping connection. Multiple upper steel frame plates 3 are fixed in this way. The fixing method is flexible and simple. There is no need to use bolts to fix the connecting steel plate 4 to the ground. The upper layer at the end The steel frame plate 3 is fixed by interspersing the fixed groove provided by the movable part 12 and the steel frame guardrail 19 at the tail end, so that the steel frame guardrail 1 at the head end, the steel frame guardrail 19 at the tail end and the upper steel frame plate 3 are connected as a whole, The upper steel frame plate 3 relies on the fixing of the steel frame guardrail 1 at the head end and the steel frame guardrail 19 at the end end to the ground, so that the upper steel frame plate 3 does not need to be fixed with the ground by bolts, and the large-scale damage to the road surface caused by bolt fixing is reduced. The splicing is provided by the kit 11 between each lower steel frame plate 5 .

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (6)

1. Mobile steel guardrail, including: A fixed assembly, the fixed assembly is composed of a head end steel frame guardrail (1), a fixed base plate (2) and a tail end steel frame guardrail (19), the head end steel frame guardrail (1) and the tail end steel frame guardrail (19) The bottom is fixedly connected with a fixed base plate (2); The head-end steel frame guardrail (1) is composed of a trapezoidal plate and a vertical plate (6), and the vertical plate (6) is interspersed and fixedly connected with the trapezoidal plate; It is characterized in that a connection mechanism is provided between the steel frame guardrail (1) at the head end and the steel frame guardrail (19) at the tail end; The connecting mechanism is composed of an upper steel frame plate (3), a lower steel frame plate (5), a movable plate (9) and a connecting steel plate (4), and the upper steel frame plate (3) and the lower steel frame plate (5 ) are provided with two, the connecting steel plate (4) is arranged between the two upper steel frame plates (3) and the lower steel frame plate (5), and the inner side of the upper layer steel frame plate (3) has a movable The chute (7), the movable chute (7) is movably connected to the limiting member (14), the limiting member (14) is provided with two, and the two limiting members (14) are fixedly connected to On both sides of the movable part (12), positioning blocks (13) are movably connected to both sides of the movable part (12). 2. The mobile steel guardrail according to claim 1, characterized in that, the other end of the inner side of the upper steel frame plate (3) has a limiting groove (8), and the positioning block (13) and the limiting groove (8) Movably interspersed, the movable plate (9) is movably connected to the outer side of the upper steel frame plate (3), and the inner side of the movable plate (9) intersects with the positioning block (13). 3. The mobile steel guardrail according to claim 1, characterized in that, the lower steel frame plate (5) is provided with first splicing grooves (10) on both downward sides, and the lower steel frame plate (5) The first splicing groove (10) provided is movably connected with a set (11), and the set (11) is provided with a second splicing groove (18), and the second splicing groove (18) is movably connected to the two lower steel frames between the plates (5). 4. The mobile steel guardrail according to claim 1, characterized in that, the top of the movable part (12) is provided with a threaded hole, the inside of the movable part (12) is fixedly connected with a telescopic rod (15), and the telescopic rod (15) is fixed inside the movable part (12). A pressure spring (16) is arranged on the outside of the rod (15), and the outer ends of the telescopic rod (15) and the pressure spring (16) are fixedly connected to the tail end of the positioning block (13). A positioning slot (17), the tail end of the positioning block (13) is movably connected with the inside of the limiting slot (17). 5. The mobile steel guardrail according to claim 4, characterized in that, two of the telescopic rods (15), compression springs (16) and positioning blocks (13) are provided, and two of the positioning blocks (13) ), telescopic rod (15) and pressure spring (16) are symmetrically distributed with movable part (12) center. 6. The mobile steel guardrail according to claim 1, characterized in that, one end of the head-end steel frame guardrail (1) is provided with a connector, and the two ends of the connector are connected to the inner side of the upper steel frame plate (3). The limit groove (8) of the tail end steel frame guardrail (19) is provided with a fixed groove, and the movable part (12) is movably interspersed with the fixed groove provided by the tail end steel frame guardrail (19).

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