CN219240343U

CN219240343U - Ramp deceleration strip

Info

Publication number: CN219240343U
Application number: CN202320248620.1U
Authority: CN
Inventors: 尤逸文; 潘义勇; 任斯奇; 徐家聪; 陆妍琳; 李烁; 徐翔宇
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-23
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to the technical field of traffic safety facilities and discloses a ramp deceleration strip which comprises a plurality of pre-assembled frames and a plurality of deceleration pads, wherein the deceleration pads are arranged on the pre-assembled frames, the pre-assembled frames are divided into a first section, a last section and a plurality of splicing sections, the splicing sections are arranged between the first section and the last section, connecting parts are integrally formed at the bottoms of the deceleration pads, clamping structures are arranged between the connecting parts and the pre-assembled frames, a plurality of positioning columns are fixed on one sides of the splicing sections and one side of the last section, a plurality of through holes are formed on the other sides of the splicing sections and the last section, the positioning columns are matched with the through holes, a plurality of sinking grooves are formed on two sides of the pre-assembled frames, and mounting holes are formed in the sinking grooves. According to the utility model, even if the speed reducing pad is separated from the preassembly frame, nails are not protruded on the ground, so that safety threat to vehicle running is avoided.

Description

Ramp deceleration strip

Technical Field

The utility model belongs to the technical field of traffic safety facilities, and particularly relates to a ramp deceleration strip.

Background

The deceleration strip is an important setting of road traffic safety, is generally arranged at a downhill slope, is used for reducing the speed of motor vehicles and non-motor vehicles, and can effectively reduce the occurrence rate of traffic accidents caused by too high speed.

The deceleration strip is broken down easily under the dual action of long-time wheel impact and wearing and tearing, and then breaks away from with the road, because current deceleration strip mostly all is through staple and road fastening installation for after the deceleration strip damaged to break away from, the staple on ground still is fixed in situ, makes the staple of original fixed deceleration strip become new potential safety hazard, is unfavorable for the vehicle safety to travel, and can't use original hole site when the new deceleration strip of installation behind the current deceleration strip damage, needs to punch the installation again on ground, increases the cost.

The present utility model has been made in view of this.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

the utility model provides a ramp deceleration strip, includes a plurality of pre-installation frames, a plurality of deceleration pad, and a plurality of deceleration pad all installs on a plurality of pre-installation frames, the pre-installation frame divide into first section, last section and a plurality of concatenation section, and a plurality of concatenation sections set up between first section and last section, equal integrated into one piece in deceleration pad bottom has connecting portion, and is equipped with the block structure between connecting portion and the pre-installation frame, concatenation section and last section one side all are fixed with a plurality of reference columns, a plurality of through-holes have all been opened to concatenation section and last section opposite side, reference column and through-hole looks adaptation, a plurality of subsidence grooves have all been opened to pre-installation hole in the pre-installation frame both sides, and subsidence inslot.

As a preferred implementation mode of the utility model, the clamping structure comprises a plurality of clamping blocks, the clamping blocks are respectively fixed on the inner walls of the two sides of the preassembly frame, the clamping blocks are equidistantly arranged, a plurality of bayonets are respectively arranged on the two sides of the bottom of the connecting part, and the bayonets are matched with the clamping blocks.

As a preferable implementation mode of the utility model, the bayonet is L-shaped, the clamping block can be clamped into the L-shaped bayonet, and a plurality of anti-slip grooves are formed on the surface of the speed reducing pad.

As a preferable implementation mode of the utility model, one side of the preassembly frame is provided with a plurality of thread grooves, and the positioning columns are connected in the thread grooves on the splicing section and the tail section in a threaded manner.

As a preferred implementation mode of the utility model, a plurality of jacks are arranged on one side of the connecting part, the jacks are correspondingly arranged and matched with the through holes, and one end of the positioning column penetrates through the through holes and can be inserted into the jacks.

As a preferable implementation mode of the utility model, a plurality of positioning pins are fixed on the inner wall of one side of the pre-assembled frame, a plurality of positioning grooves are formed on one side of the connecting part, which is far away from the jack, and the positioning pins are matched with the positioning grooves.

As a preferred embodiment of the utility model, the through holes on the tail sections are threaded holes, and the tail screws are connected in a cohesive threaded mode in the threaded holes, and one ends of the tail screws can be abutted against the insertion holes after being fastened.

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

according to the utility model, through the pre-assembled frame, the speed reducing pad is fixed on the pre-assembled frame through the connecting part and the clamping structure, so that after the speed reducing pad is worn and damaged for a long time, even if the speed reducing pad is separated from the pre-assembled frame, nails are not protruded on the ground, and the safety threat to the running of a vehicle is avoided.

According to the utility model, the speed reducing pad and the pre-assembled frame are detachably arranged, so that after the speed reducing pad is damaged and separated, a new speed reducing pad can be assembled with the original pre-assembled frame, and the subsequent installation cost is saved.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic view of the end section of the present utility model;

FIG. 4 is a schematic perspective view of a spliced segment according to the present utility model;

FIG. 5 is a schematic view of the bottom perspective of the splice of the present utility model;

fig. 6 is a schematic perspective view of the first stage of the present utility model.

In the figure: 1. preassembling a frame; 101. a first section; 102. splicing sections; 103. a tail section; 2. a deceleration pad; 3. an anti-slip groove; 4. a distal screw; 5. positioning columns; 6. a connection part; 7. a bayonet; 8. a mounting hole; 9. a clamping block; 10. a positioning pin; 11. a jack; 12. a through hole; 13. a sinking groove; 14. a thread groove; 15. and a positioning groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

As shown in fig. 1 to 6, a ramp deceleration strip comprises a plurality of pre-assembled frames 1 and a plurality of deceleration pads 2, wherein the deceleration pads 2 are all installed on the pre-assembled frames 1, the pre-assembled frames 1 are divided into a first section 101, a last section 103 and a plurality of splicing sections 102, the splicing sections 102 are arranged between the first section 101 and the last section 103, the bottoms of the deceleration pads 2 are all integrally formed with a connecting part 6, a clamping structure is arranged between the connecting part 6 and the pre-assembled frames 1, a plurality of positioning columns 5 are fixed on one sides of the splicing sections 102 and the last section 103, a plurality of through holes 12 are formed in the other sides of the splicing sections 102 and the last section 103, the positioning columns 5 are matched with the through holes 12, a plurality of sinking grooves 13 are formed in two sides of the pre-assembled frames 1, and mounting holes 8 are formed in the sinking grooves 13.

The clamping structure comprises a plurality of clamping blocks 9, the clamping blocks 9 are respectively fixed on the inner walls of the two sides of the preassembly frame 1, the clamping blocks 9 are equidistantly arranged, a plurality of bayonets 7 are respectively formed in the two sides of the bottom of the connecting portion 6, and the bayonets 7 are matched with the clamping blocks 9.

The bayonet 7 is L-shaped, the clamping block 9 can be clamped into the L-shaped bayonet 7, and a plurality of anti-slip grooves 3 are formed in the surface of the speed reducing pad 2.

A plurality of thread grooves 14 are formed in one side of the preassembly frame 1, the positioning columns 5 are connected in the thread grooves 14 on the splicing section 102 and the tail section 103 in a threaded mode, and the positioning columns 5 are not arranged in the thread grooves 14 on the head section 101.

A plurality of jacks 11 are formed in one side of the connecting portion 6, the jacks 11 are correspondingly arranged and matched with the through holes 12, and one end of the positioning column 5 penetrates through the through holes 12 and can be inserted into the jacks 11.

The inner wall of one side of the preassembly frame 1 is fixedly provided with a plurality of positioning pins 10, one side of the connecting part 6, which is far away from the jack 11, is provided with a plurality of positioning grooves 15, and the positioning pins 10 are matched with the positioning grooves 15, so that the stability between the connecting part 6 and the preassembly frame 1 is further improved.

The through hole 12 on the end section 103 is a threaded hole, the plurality of threaded holes are connected with the end screws 4 in a cohesive threaded manner, one end of each end screw 4 can be abutted against the inside of the jack 11 after being fastened, and the last connecting part 6 is abutted against by the end screw 4 due to the fact that the end section 103 is not provided with the splicing section 102 later.

The implementation principle of the ramp deceleration strip of the embodiment is as follows: during installation, first section 101 is fixed on the road surface through the cooperation of fastening screw mounting hole 8, and then cover speed reducer 2 in first section 101 upper portion, make connecting portion 6 get into first section 101 in, fixture block 9 gets into bayonet 7 in this moment, simultaneously, locating pin 10 inserts in constant head tank 15, and then promote speed reducer 2 and connecting portion 6 to one side, make fixture block 9 and bayonet 7 chucking spacing, accomplish the block between speed reducer 2 and the first section 101, then screw in the screw groove 14 of concatenation section 102 one side into reference column 5, splice section 102 and first section 101 when, a plurality of reference columns 5 run through a plurality of through-holes 12 of first section 101 one side until in jack 11 of connecting portion 6 one side, utilize concatenation section 102 to carry out tight spacing to connecting portion 6 of first section 101, avoid connecting portion 6 to break away from with pre-assembled frame 1, so kind of push away, install all concatenation sections 102 after, install last section 103 again, use terminal screw 4 to advance into the screw hole of last section 103 until with last connecting portion 6 tightly, complete the installation.

Claims

1. The utility model provides a ramp deceleration strip, includes a plurality of pre-installation frames (1), a plurality of speed reduction pad (2), its characterized in that, a plurality of speed reduction pad (2) are all installed on a plurality of pre-installation frames (1), pre-installation frame (1) divide into first section (101), last section (103) and a plurality of concatenation section (102), a plurality of concatenation section (102) set up between first section (101) and last section (103), equal integrated into one piece in speed reduction pad (2) bottom has connecting portion (6), and is equipped with the block structure between connecting portion (6) and pre-installation frame (1), concatenation section (102) and last section (103) one side all are fixed with a plurality of reference columns (5), a plurality of through-holes (12) are all opened to concatenation section (102) and last section (103) opposite side, a plurality of sunken groove (13) are all opened in pre-installation frame (1) both sides, and sunken groove (13) are all opened there is mounting hole (8).

2. The ramp deceleration strip according to claim 1, wherein the clamping structure comprises a plurality of clamping blocks (9), the clamping blocks (9) are respectively fixed on inner walls of two sides of the preassembly frame (1), the clamping blocks (9) are equidistantly arranged, a plurality of bayonets (7) are respectively arranged on two sides of the bottom of the connecting portion (6), and the bayonets (7) are matched with the clamping blocks (9).

3. Ramp deceleration strip according to claim 2, characterized in that the bayonet (7) is of the "L" type, the clamping block (9) can be clamped into the "L" type bayonet (7), and the surface of the deceleration pad (2) is provided with a plurality of anti-slip grooves (3).

4. The ramp deceleration strip according to claim 1, characterized in that a plurality of thread grooves (14) are formed on one side of the pre-assembled frame (1), and the positioning columns (5) are connected in the thread grooves (14) on the splicing section (102) and the tail section (103) in a threaded manner.

5. The ramp deceleration strip according to claim 4, wherein a plurality of insertion holes (11) are formed in one side of the connecting portion (6), the insertion holes (11) are correspondingly arranged and matched with the through holes (12), and one end of the positioning column (5) penetrates through the through holes (12) and can be inserted into the insertion holes (11).

6. The ramp deceleration strip according to claim 5, wherein a plurality of positioning pins (10) are fixed on the inner wall of one side of the pre-installed frame (1), a plurality of positioning grooves (15) are formed on one side, far away from the jack (11), of the connecting portion (6), and the positioning pins (10) are matched with the positioning grooves (15).

7. A ramp deceleration strip according to claim 1, characterized in that the through holes (12) in the end sections (103) are threaded holes, and a plurality of threaded holes are connected with end screws (4) in a cohesive threaded manner, and one ends of the end screws (4) can be abutted against the inside of the insertion holes (11) after being fastened.