Splicing type road protective fence

Abstract

The utility model discloses a splicing type road protective fence which comprises a left stand column, a right stand column and a protective fence body, installation bases are fixedly installed at the lower ends of the left stand column and the right stand column, L-shaped clamping blocks are fixedly installed at the positions, close to the upper end and the lower end, of the surfaces of the two ends of the protective fence body, and splicing structures are arranged in the left stand column and the right stand column. Each splicing structure comprises a rotating block, a rotating rod, a rectangular groove, a bearing, a first groove, a first mounting base, a threaded sleeve, a movable rod, a rectangular clamping groove, a second mounting base, a rectangular clamping block, a wedge-shaped sliding groove, a wedge-shaped sliding block and a first clamping groove, the rectangular grooves are formed in the positions, close to the upper ends and the lower ends, of the surfaces of the two ends of the left stand column and the right stand column correspondingly, and the first clamping grooves are formed in the lower surfaces of the rectangular grooves; and an L-shaped clamping block is clamped in the first clamping groove. According to the splicing type road protective fence, the protective fences can be spliced with one another without screwing a plurality of screws, and the installation efficiency of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of highway guardrails, in particular to a spliced ​​highway guardrail. Background Art

[0002] Highway guardrails refer to traffic facilities installed on both sides of the highway or on the central isolation belt to prevent vehicles from deviating from the road or colliding and causing accidents. The main functions of highway guardrails include guiding vehicles to travel, preventing vehicles from deviating from the road, improving traffic flow, and preventing vehicles from colliding. Highway guardrails can prevent vehicle collisions during driving, and avoid vehicles on highways and other sections from colliding with each other, thereby improving driving safety. Lane separation highway guardrails can separate lanes and reduce the incidence of vehicle traffic accidents. However, the highway guardrails currently used are connected by screws, and multiple screws need to be turned to splice the guardrails together, which reduces the installation efficiency of the staff. Utility Model Content

[0003] The main purpose of the utility model is to provide a spliced ​​highway guardrail, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A spliced ​​highway guardrail comprises a left column, a right column and a guardrail body, wherein the lower ends of the left column and the right column are fixedly installed with a mounting base, and the surfaces of both ends of the guardrail body are fixedly installed near the upper and lower ends with L-shaped clamping blocks, and the left column and the right column are internally provided with a splicing structure, and the splicing structure comprises a rotating block, a rotating rod, a rectangular groove, a bearing, a No. 1 groove, a No. 1 mounting seat, a threaded sleeve, a movable rod, a rectangular clamping groove, a No. 2 mounting seat, a rectangular clamping block, a wedge-shaped slide groove, a wedge-shaped slider, and a No. 1 clamping groove.

[0006] Preferably, rectangular grooves are provided on both end surfaces of the left column and the right column near the upper and lower ends, and a No. 1 card slot is provided on the lower surface of the rectangular slot, and an L-shaped card block is clamped in the No. 1 card slot.

[0007] Preferably, a No. 1 groove is provided inside the left column and the right column near the upper and lower ends, bearings are fixedly installed in the middle of the upper and lower surfaces of the No. 1 groove, and a rotating rod is movably installed on the inner surface of the bearing.

[0008] Preferably, a rotating block is fixedly mounted on the upper end of the rotating rod, a threaded sleeve is spirally mounted on the outer surface of the rotating rod, and a No. 1 mounting seat is fixedly mounted on both end surfaces of the threaded sleeve.

[0009] Preferably, a movable rod is movably mounted on the No. 1 mounting seat, wedge-shaped sliding grooves are provided at both ends of the lower surface of the No. 1 groove, and a wedge-shaped sliding block is slidably mounted in the wedge-shaped sliding groove.

[0010] Preferably, a rectangular clamping block is fixedly mounted on the upper end of the wedge-shaped sliding block, a No. 2 mounting seat is fixedly mounted on the other end of the upper surface of the rectangular clamping block, and a movable rod is movably mounted on the No. 2 mounting seat.

[0011] Preferably, a rectangular card slot is formed on the surface of the other end of the L-shaped card block, and a rectangular card block is clamped in the rectangular card slot.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, through the splicing structure provided, when the guardrail body is spliced, L-shaped card blocks are fixedly installed near the upper and lower ends at both ends of the guardrail body, and inserted into the rectangular grooves opened on the other end surface of the left column and the surface of one end of the right column near the upper and lower ends, and then the guardrail body is released. Under the action of gravity, the guardrail body drives the L-shaped card block to move downward and be inserted into the No. 1 card slot, and then the rotating block is rotated to insert the rectangular card block into the rectangular card slot to complete the splicing, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a spliced ​​highway guardrail of the utility model;

[0015] Figure 2 It is a cross-sectional view of a spliced ​​highway guardrail of the utility model;

[0016] Figure 3 The utility model is a spliced ​​highway guardrail Figure 2 Enlarged view of point A in the middle.

[0017] In the figure: 1. left column; 2. right column; 3. mounting base; 4. guardrail body; 401. L-shaped block; 5. splicing structure; 501. rotating block; 502. rotating rod; 503. rectangular groove; 504. bearing; 505. No. 1 groove; 506. No. 1 mounting seat; 507. threaded sleeve; 508. movable rod; 509. rectangular slot; 510. No. 2 mounting seat; 511. rectangular block; 512. wedge-shaped slide groove; 513. wedge-shaped slider; 514. No. 1 slot. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] like Figure 1-3As shown, a spliced ​​highway guardrail comprises a left column 1, a right column 2, and a guardrail body 4. The lower ends of the left column 1 and the right column 2 are fixedly mounted with a mounting base 3. The surfaces of both ends of the guardrail body 4 are fixedly mounted with L-shaped clamping blocks 401 near the upper and lower ends. The left column 1 and the right column 2 are internally provided with a splicing structure 5. The splicing structure 5 comprises a rotating block 501, a rotating rod 502, a rectangular groove 503, a bearing 504, a No. 1 groove 505, a No. 1 mounting seat 506, a threaded sleeve 507, a movable rod 508, a rectangular clamping groove 509, a No. 2 mounting seat 510, a rectangular clamping block 511, a wedge-shaped slide groove 512, a wedge-shaped slider 513, and a No. 1 clamping groove 514.

[0020] Rectangular grooves 503 are provided on the surfaces of both ends of the left column 1 and the right column 2 near the upper and lower ends, and a No. 1 card groove 514 is provided on the lower surface of the rectangular groove 503, and an L-shaped card block 401 is clamped in the No. 1 card groove 514; a No. 1 groove 505 is provided on the inner part of the left column 1 and the right column 2 near the upper and lower ends, and a bearing 504 is fixedly installed in the middle of the upper and lower surfaces of the No. 1 groove 505, and a rotating rod 502 is movably installed on the inner surface of the bearing 504; a rotating block 501 is fixedly installed on the upper end of the rotating rod 502, and a threaded sleeve 507 is spirally installed on the outer surface of the rotating rod 502, and a No. 1 mounting seat 506 is fixedly installed on the surfaces of both ends of the threaded sleeve 507; a movable rod 508 is movably installed on the No. 1 mounting seat 506, and wedge-shaped sliding grooves 512 are provided on both ends of the lower surface of the No. 1 groove 505, and a wedge-shaped slider 513 is slidably installed in the wedge-shaped sliding groove 512; the wedge slider 51 A rectangular clamping block 511 is fixedly installed on the upper end of the rectangular clamping block 511, and a No. 2 mounting seat 510 is fixedly installed on the other end of the upper surface of the rectangular clamping block 511, and a movable rod 508 is movably installed on the No. 2 mounting seat 510; a rectangular clamping groove 509 is provided on the other end surface of the L-shaped clamping block 401, and a rectangular clamping block 511 is clamped in the rectangular clamping groove 509. When splicing the guardrail body 4, the L-shaped clamping blocks 401 fixedly installed on both ends of the guardrail body 4 near the upper and lower ends are inserted into the rectangular grooves 503 provided on the other end surface of the left column 1 and one end surface of the right column 2 near the upper and lower ends, and then the guardrail body 4 is released. Under the action of gravity, the guardrail body 4 drives the L-shaped clamping block 401 to move downward and insert into the No. 1 clamping groove 514, and then the rotating block 501 is rotated to insert the rectangular clamping block 511 into the rectangular clamping groove 509, and the splicing is completed, saving time and effort.

[0021] It should be noted that the utility model is a spliced ​​highway guardrail. When the guardrail body 4 needs to be spliced, L-shaped blocks 401 are fixedly installed near the upper and lower ends of both ends of the guardrail body 4, and inserted into the rectangular grooves 503 opened near the upper and lower ends on the other end surface of the left column 1 and the surface of one end of the right column 2, and then the guardrail body 4 is released. Under the action of gravity, the guardrail body 4 drives the L-shaped block 401 to move downward and insert into the first card slot 514, and then the rotating block 501 is rotated to drive the rotating rod 502 to rotate on the inner surface of the bearing 504, so that the rotating rod 50 The threaded sleeve 507 spirally mounted on the outer surface moves downward, so that the No. 1 mounting seat 506 fixedly mounted on the two end surfaces of the threaded sleeve 507 moves downward, so that the upper end of the movable rod 508 rotates on the No. 1 mounting seat 506, so that the lower end of the movable rod 508 rotates on the No. 2 mounting seat 510, and drives the No. 2 mounting seat 510 to move outward, so that the rectangular clamping block 511 drives the wedge-shaped sliding block 513 fixedly mounted on the lower surface to slide outward in the wedge-shaped sliding groove 512, so that the rectangular clamping block 511 is inserted into the rectangular clamping groove 509 opened on the other end surface of the L-shaped clamping block 401, and the splicing is completed, saving time and labor.

[0022] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A spliced ​​highway guardrail, characterized in that: The invention comprises a left column (1), a right column (2), and a guardrail body (4), wherein the lower ends of the left column (1) and the right column (2) are fixedly mounted with a mounting base (3), and the surfaces of both ends of the guardrail body (4) are fixedly mounted with L-shaped clamping blocks (401) near the upper and lower ends, and the left column (1) and the right column (2) are internally provided with a splicing structure (5), wherein the splicing structure (5) comprises a rotating block (501), a rotating rod (502), a rectangular groove (503), a bearing (504), a No. 1 groove (505), a No. 1 mounting seat (506), a threaded sleeve (507), a movable rod (508), a rectangular clamping groove (509), a No. 2 mounting seat (510), a rectangular clamping block (511), a wedge-shaped sliding groove (512), a wedge-shaped sliding block (513), and a No. 1 clamping groove (514).

2. The spliced ​​highway guardrail according to claim 1, characterized in that: Rectangular grooves (503) are provided on both end surfaces of the left column (1) and the right column (2) near the upper and lower ends, and a first clamping groove (514) is provided on the lower surface of the rectangular groove (503), and an L-shaped clamping block (401) is clamped in the first clamping groove (514).

3. The spliced ​​highway guardrail according to claim 2 is characterized in that: A first groove (505) is provided inside the left column (1) and the right column (2) near the upper and lower ends, a bearing (504) is fixedly installed in the middle of the upper and lower surfaces of the first groove (505), and a rotating rod (502) is movably installed on the inner surface of the bearing (504).

4. The spliced ​​highway guardrail according to claim 3 is characterized in that: A rotating block (501) is fixedly mounted on the upper end of the rotating rod (502), a threaded sleeve (507) is spirally mounted on the outer surface of the rotating rod (502), and a No. 1 mounting seat (506) is fixedly mounted on both end surfaces of the threaded sleeve (507).

5. The spliced ​​highway guardrail according to claim 4, characterized in that: A movable rod (508) is movably mounted on the No. 1 mounting seat (506), and wedge-shaped sliding grooves (512) are provided at both ends of the lower surface of the No. 1 groove (505), and a wedge-shaped sliding block (513) is slidably mounted in the wedge-shaped sliding groove (512).

6. The spliced ​​highway guardrail according to claim 5, characterized in that: A rectangular clamping block (511) is fixedly mounted on the upper end of the wedge-shaped sliding block (513), a second mounting seat (510) is fixedly mounted on the other end of the upper surface of the rectangular clamping block (511), and a movable rod (508) is movably mounted on the second mounting seat (510).

7. The spliced ​​highway guardrail according to claim 6, characterized in that: A rectangular card slot (509) is provided on the other end surface of the L-shaped card block (401), and a rectangular card block (511) is clamped in the rectangular card slot (509).

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