CN210216251U

CN210216251U - SB grade truss-like guardrail

Info

Publication number: CN210216251U
Application number: CN201921046034.9U
Authority: CN
Inventors: Lixia Xia; 夏利霞; Weihua Fang; 方卫华; Yongsheng Xia; 夏永生; Rui Deng; 邓瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-03-31
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a SB level truss-like guardrail belongs to guardrail technical field, including two at least tip foundations of fixing in the ground, tip frame unit is installed through rag bolt to tip foundation inside, and gradual change frame unit is installed to the inboard one end of tip frame unit, connects the middle frame unit of a plurality of between the gradual change frame unit. The utility model discloses, rational in infrastructure, the modern design through tip frame cell, gradual change frame cell and the middle frame cell that is equipped with for the nature decline of anticollision dynamics reduces, has realized effective buffering, and simple to operate does not destroy the road surface simultaneously, and the direction function is strong, can reduce the accident to the injury of people to the car, and open and move the convenience, and the later maintenance expense is low, can adapt to the variability of opening size, and the practicality is strong, and the reliability is high.

Description

SB grade truss-like guardrail

Technical Field

The utility model relates to a guardrail technical field specifically is a SB level truss-like guardrail.

Background

The guardrail is mainly used for protecting and protecting personal safety and equipment facilities in occasions such as houses, roads, commercial districts, public places and the like. The guard rail is visible everywhere in our lives. The price per meter length of the guardrail can also be different according to the height. Guard rails are commonly made of steel, such as: stainless steel, round steel pipe, square steel pipe or profiled steel plate, and iron wire. The surface treatment process comprises the following steps: fully automatic electrostatic powder spraying (i.e. plastic spraying) or paint spraying. In recent years, the aluminum alloy material is popular for inserting and assembling type guardrails.

The upright post of the guardrail is fixed with the ground through an expansion bolt. Are usually installed on the sides of logistics channels, the periphery of production equipment, building corners, the sides of doors and the edges of cargo beds, etc. Effectively reduce and avoid handling equipment to bring the damage of equipment, facility that accidental striking caused when reciprocating, also play the guard action to commodity circulation haulage equipment self in addition.

Like products generally are square pipe frame anchor connection structure in the market, can't smooth transition when the car hits and comes, and the direction function is low on the one side etc. leads to the accident destruction degree serious, and the injury to people and car is huge and the guardrail can't be restoreed, consequently, need do further improvement to the guardrail.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SB level truss-like guardrail to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a SB level truss-like guardrail, includes that two at least end basis of fixing in the ground, end frame unit is installed through rag bolt in the end basis is inside, and gradual change frame unit is installed to the inboard one end of end frame unit, connects the middle frame unit of a plurality of between the gradual change frame unit.

As a further aspect of the present invention: and one end of the outer side of the end frame unit is provided with a median strip standard section corrugated beam guardrail through a guide connecting plate.

As a further aspect of the present invention: and a plurality of anti-dazzle plates with equal distances are arranged at the upper ends of the end frame unit, the gradual change frame unit and the middle frame unit.

As a further aspect of the present invention: the middle frame unit comprises an upper layer truss, a middle layer truss and a lower layer truss which are sequentially arranged from top to bottom, and the upper layer truss, the middle layer truss and the lower layer truss are connected through vertical supports.

As a further aspect of the present invention: and universal wheels are further mounted at the bottom end of the lower-layer truss.

As a further aspect of the present invention: the anchor bolt is characterized in that an embedded steel plate is installed at the upper end of the anchor bolt, and an anchoring gasket is installed at the lower end of the anchor bolt.

As a further aspect of the present invention: and an anti-dazzle plate connecting component is arranged at the bottom end of the anti-dazzle plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a SB level truss-like guardrail, it is rational in infrastructure, the modern design through tip frame cell, gradual change frame cell and the middle frame cell that is equipped with for the nature decline of anticollision dynamics reduces, has realized effective buffering, and simple to operate does not destroy the road surface simultaneously, and the direction function is strong, can reduce the accident to the injury of people to the car, and open and move the convenience, and the later maintenance expense is low, can adapt to the polytropy of opening size, and the practicality is strong, and the reliability is high.

Drawings

Fig. 1 is a front view of a SB-level truss-type guardrail.

Fig. 2 is a schematic top view of an SB-grade truss-type guard rail.

Fig. 3 is a schematic sectional structure view of a-a in fig. 1.

Fig. 4 is a front view schematically showing the structure of the end foundation of the SB-level truss-type guardrail.

Fig. 5 is a schematic top view of the end foundation of an SB-level truss guardrail.

In the figure: the method comprises the following steps of 1-end foundation, 2-foundation bolt, 3-end frame unit, 4-gradual change frame unit, 5-middle frame unit, 6-antiglare shield, 7-guide connecting plate, 8-middle zone standard section corrugated beam guardrail, 9-embedded steel plate, 10-anchoring gasket, 51-upper layer truss, 52-vertical support, 53-middle layer truss, 54-lower layer truss, 55-universal wheel and 56-antiglare shield connecting member.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

Referring to fig. 1 to 5, in the embodiment of the present invention, an SB-level truss type guardrail comprises at least two end bases 1 fixed in the ground, end frame units 3 are installed inside the end bases 1 through anchor bolts 2, the end frame units 3 are connected and reinforced by 12 square pipes to form a frame structure, a bottom flange is connected to the anchor bolts 2 embedded in concrete, the firmness of the end bases is superior to that of similar products in terms of collision resistance, the maintenance is not required to be embedded again, the maintenance is more convenient and faster, money and labor are saved, an embedded steel plate 9 is installed at the upper end of each anchor bolt 2, an anchor gasket 10 is installed at the lower end of each anchor bolt, a middle-section standard-section corrugated beam guardrail 8 is installed at one end of the outer side of each end frame unit 3 through a guide connecting plate 7, a double-face meter 12 special-shaped connecting parallel transition plates are connected between each unit section of the guide connecting plate 7 to, the middle frame unit 5 comprises an upper layer truss 51, a middle layer truss 53 and a lower layer truss 54 which are sequentially arranged from top to bottom, the upper layer truss 51, the middle layer truss 53 and the lower layer truss 54 are connected through vertical supports 52, the end frame unit 3 comprises an upper layer truss 51, a middle layer truss 53 and a lower layer truss 54 which are sequentially arranged from top to bottom, and the upper layer truss 51, the middle layer truss 53 and the lower layer truss 54 are connected through the vertical supports 52, The upper ends of the gradual change frame unit 4 and the middle frame unit 5 are both provided with a plurality of anti-dazzle plates 6 with equal distance, and the bottom ends of the anti-dazzle plates 6 are provided with anti-dazzle plate connecting components 56.

The utility model provides a be connected with six smooth deflectors between every unit and every unit, it is excessive to let the car gently, increases the direction function.

Example 2

In another embodiment of the present invention, the difference between this embodiment and the above-mentioned embodiments is that the universal wheels 55 are further installed at the bottom end of the lower-layer truss 54, so as to ensure the quick installation of the middle frame unit 5.

The utility model is suitable for an opening guardrail design that the central separation zone opening length is 40m, movable guardrail is prestressing force-free frame construction, by middle frame unit 5, gradual change frame unit 4, tip frame unit 3 and direction connecting plate 7 are constituteed, connect through the connecting pin between the frame unit, the guardrail tip is through direction connecting plate 7 with well minute zone standard section wave form roof beam guardrail 8 smooth-going connection; the upper, middle and lower layer trusses and the vertical support 52 are respectively formed by welding rectangular steel pipes, the middle frame unit 5 and the gradual change frame unit 4 are formed by bolting the upper, middle and lower layer trusses and the vertical support 52, the movable guardrail end frame unit 3 is fixed on the end foundation 1 through foundation bolts 2, and the end foundation 1 is cast in situ by C30 concrete; the anti-dazzle board 6 sets up the interval and is 1m, fixes on movable guardrail through anti-dazzle board connecting elements 56, and rag bolt 2 adopts the mode construction of pre-buried or implantation screw rod, should strictly guarantee in the construction that the pre-buried bolt location is accurate, should pay attention to the protection to the pre-buried pipeline of central separator during the basis excavation, avoids causing the destruction to pre-buried pipeline.

The utility model discloses a theory of operation is: the single section guardrail main part that forms is connected to the frame that forms by several sections movable square pipes and three-layer beam and several sections, and the universal wheel 55 that adopts good structure in the bottom stands on ground, is connected with the main part that both ends gradual change frame unit 4 formed again, is connected with the anchor end at last and forms whole crashproof truss-like movable opening guardrail, this practical crashproof performance can reach SB level, and the installation is laborsaving environmental protection of trouble-saving, opens convenient and fast, need not to destroy the road surface once more and does the basis pre-buried, and the maintenance cost is extremely low.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a SB level truss-like guardrail, includes that two at least end basis (1) of fixing in the ground, its characterized in that, end frame unit (3) are installed through rag bolt (2) to end basis (1) inside, and gradual change frame unit (4) are installed to end frame unit (3) inboard one end, connect frame unit (5) in the middle of a plurality of between gradual change frame unit (4).

2. An SB-grade truss type guardrail according to claim 1, characterized in that the upper ends of the end frame unit (3), the gradual change frame unit (4) and the middle frame unit (5) are all provided with a plurality of anti-dazzle plates (6) with equal distance.

3. An SB-grade truss type guardrail according to claim 1 or 2, characterized in that the end frame unit (3) is mounted at one end of its outside with a median strip standard section wave beam guardrail (8) by means of a guide connection plate (7).

4. An SB-grade truss type guardrail according to claim 2, wherein the middle frame unit (5) comprises an upper truss (51), a middle truss (53) and a lower truss (54) which are arranged from top to bottom in sequence, and the upper truss (51), the middle truss (53) and the lower truss (54) are connected through a vertical support (52).

5. An SB-grade truss type guardrail according to claim 4, wherein the lower truss (54) is further mounted with universal wheels (55) at the bottom end.

6. An SB-grade truss type guardrail according to claim 1, wherein the anchor bolts (2) are provided with pre-embedded steel plates (9) at the upper ends and anchoring gaskets (10) at the lower ends.

7. An SB-grade truss-like guardrail according to claim 2, characterized in that the dazzle prevention plate connection member (56) is installed at the bottom end of the dazzle prevention plate (6).