Anti-collision guardrail convenient to replace
By introducing replacement mechanisms and buffer mechanisms into the anti-collision guardrail, the cumbersome disassembly process in the prior art is solved, the rapid replacement of guardrails and the buffering effect when the vehicle hits, and the working efficiency and safety are improved.
Patent Information
- Application Number
- CN202421582689.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-07-05
AI Technical Summary
When the existing anti-collision guardrail is damaged by a vehicle impact, the disassembly process will be cumbersome and affects work efficiency.
A convenient collision avoidance guardrail including a replacement mechanism and a buffer mechanism is designed to simplify the replacement process of damaged guardrails through the replacement mechanism and provide a buffering effect when the vehicle hits.
The rapid replacement of damaged guardrails is achieved, working efficiency is improved, labor intensity is reduced, and the impact on the personnel in the vehicle when the vehicle is hit is reduced through the buffer mechanism, which improves safety.
Smart Images
Figure CN222227155U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of road and bridge guardrails, and more specifically, particularly relates to an anti-collision guardrail which is easy to replace. Background Art
[0002] Road bridge is the abbreviation of road bridge. After the construction of road bridge is completed, it is usually necessary to install anti-collision guardrails on both sides of the road bridge to prevent vehicles from losing control and rushing out of the road area, thereby protecting the safety of people.
[0003] According to the application number: CN200820074863.3, a crash barrier is disclosed, comprising a column (1) and a long strip of corrugated barrier plate (2) with transverse concave-convex corrugations, wherein the barrier plate (2) is transversely fixed between two adjacent columns (1), and the barrier plate (2) is provided with a plurality of connection holes (21) at the position where it is connected to the column (1), and each of the barrier plates (2) is connected to a column (1) via a plurality of connection pieces (3) passing through the connection holes (21). The crash barrier of the utility model improves the connection strength between the barrier plate and the column, so that the connection hole portion of the barrier plate that is most easily torn when the barrier plate is hit by a vehicle is effectively strengthened, so that the barrier plate can withstand more severe vehicle impacts without being torn.
[0004] Based on the above, when the existing anti-collision guardrail is damaged by a vehicle collision, since the anti-collision guardrail is usually directly fixed to the ground by bolts, when dismantling the damaged anti-collision guardrail, the bolts need to be dismantled, and the operation process is cumbersome, affecting work efficiency. Utility Model Content
[0005] In order to solve the above technical problems, the utility model provides an anti-collision guardrail that is easy to replace, so as to solve the problem that when the existing anti-collision guardrail is damaged by a vehicle collision, since the anti-collision guardrail is usually directly fixed to the ground by bolts, when dismantling the damaged anti-collision guardrail, the bolts need to be removed, the operation process is cumbersome, and work efficiency is affected.
[0006] The purpose and effect of the utility model of an anti-collision guardrail that is easy to replace are achieved by the following specific technical means:
[0007] A collision-proof guardrail that is easy to replace, comprises a base, a fixing, a column, a cross bar, a slide groove, a sliding frame, a replacement mechanism and a buffer mechanism; the base is provided with two, and the two bases are fixed to the ground; the fixing is provided with two, and the two fixings are fixedly connected to the upper end surfaces of the two bases respectively; the columns are provided with two, and the two columns are slidably connected to the inner sides of the two fixings respectively; the cross bar is provided with two, and the two cross bars are slidably connected to the inner sides of the two columns respectively; the slide groove is provided with two groups, and the two groups of slide grooves are respectively opened on the outer sides of the two cross bars; the sliding frame is provided with two groups, and the two groups of sliding frames are slidably connected to the inner sides of the two groups of slide grooves respectively; the replacement mechanism is arranged on the upper end surface of the base; the buffer mechanism is arranged on the inner side of the cross bar.
[0008] Furthermore, the replacement mechanism includes: a limit groove, a limit block, a slot, an insertion rod and a limit spring; there are two limit grooves, and the two limit grooves are respectively opened on the upper end surfaces of the two bases; there are two limit blocks, and the two limit blocks are respectively slidably connected to the inner sides of the lower ends of the two columns; there are two slots, and the two slots are respectively opened on the inner sides of the two limit blocks; there are two insertion rods, and the two insertion rods are respectively slidably connected to the inner sides of the lower ends of the columns, and the two insertion rods are slidably connected to the two slots; there are two limit springs, and the lower ends of the two limit springs are respectively fixedly connected to the upper end surfaces of the two limit blocks, and the upper ends of the two limit springs are respectively fixedly connected to the inner sides of the two columns.
[0009] Furthermore, the replacement mechanism also includes: an installation slider and an installation spring; the installation slider is provided with two groups, the two groups of installation sliders are respectively slidably connected to the inner sides of the two columns, and the two groups of installation sliders are respectively inserted into the inner sides of the two cross bars; the installation spring is provided with two groups, the upper ends of the two groups of installation springs are respectively fixedly connected to the upper end surfaces of the two groups of installation sliders, and the lower ends of the two groups of installation springs are respectively fixedly connected to the inner sides of the two columns.
[0010] Furthermore, the replacement mechanism also includes: a combination slot and a combination rod; the combination slot is provided with two groups, and the two groups of combination slots are respectively opened on the rear end surfaces of the two cross bars; the combination rod is provided with two, and the two combination rods are respectively slidably connected to the inner sides of the two right combination slots.
[0011] Furthermore, the replacement mechanism also includes: a connecting groove, a limit slider, a pull block and a compression spring; the connecting groove is provided with two groups, and the two groups of connecting grooves are respectively opened on the lower end surfaces of the two combination rods; the limit slider is provided with two, and the two limit sliders are respectively slidably connected to the inner sides of the right ends of the two cross bars, and the two limit sliders are respectively inserted into the inner sides of the two connecting grooves; the pull blocks are provided with two, and the two pull blocks are respectively fixedly connected to the lower ends of the two limit sliders; the compression springs are provided with two, and the upper ends of the two compression springs are respectively fixedly connected to the lower end surfaces of the two limit sliders, and the lower ends of the two compression springs are respectively fixedly connected to the inner sides of the right ends of the two cross bars.
[0012] Furthermore, the buffer mechanism includes: a fixed shaft, a buffer spring, a rotating roller, a buffer wheel and a damper; the fixed shaft is provided with two groups, and the two groups of fixed shafts are respectively fixedly connected to the inner sides of the two groups of sliding frames; the buffer spring is provided with two groups, and the front ends of the two groups of buffer springs are respectively fixedly connected to the rear end surfaces of the two groups of sliding frames, and the rear ends of the two groups of buffer springs are respectively fixedly connected to the inner sides of the two cross bars; the rotating roller is provided with two groups, and the two groups of rotating rollers are respectively rotatably connected to the outer sides of the two groups of fixed shafts; the buffer wheel is provided with two groups, and the two groups of buffer wheels are respectively fixedly connected to the outer sides of the two groups of rotating rollers, the buffer wheels are made of rubber, and the outer sides of the buffer wheels are provided with anti-slip grooves; the damper is provided with two groups, and the middle rotating shafts of the two groups of dampers are respectively fixedly connected to the two groups of fixed shafts, and the two groups of dampers are fixedly connected to the outer sides of the two groups of rotating rollers.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] The utility model provides a replacement mechanism which is convenient for replacing a damaged anti-collision guardrail. When the anti-collision guardrail is damaged by impact, the pull block can be pulled downward to disengage the limit slide block from the connection slot. At this time, the combined rod can be reset to disengage the adjacent cross bars, and the insertion rod can be pressed backward to insert the insertion rod into the inner side of the slot. At this time, the limit block will slide upward and disengage from the limit slot. At this time, the damaged column can be replaced by sliding the column forward. The operation is simple, the work efficiency is improved, and the labor intensity is reduced. The buffer mechanism is provided to achieve buffering of the vehicle. When the vehicle is in collision, When the vehicle reaches the anti-collision guardrail, it will first contact the buffer wheel. At this time, the buffer spring will be compressed under the action of the vehicle impact to buffer the impact force of the vehicle. At the same time, when the vehicle hits the buffer wheel, the buffer wheel will rotate under the forward inertia of the vehicle. The forward potential energy of the vehicle is offset by the setting of the damper, so that the vehicle gradually slows down and stops, reducing the impact on the occupants of the vehicle and improving safety. Through the setting of the above-mentioned mechanism, the damaged anti-collision guardrail can be replaced, the work efficiency is improved, the labor intensity is reduced, the vehicle is buffered, the impact on the occupants of the vehicle is reduced, and the safety is improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of the main body of the utility model.
[0016] Figure 2 It is a structural schematic diagram of the chute of the utility model.
[0017] Figure 3 It is a structural schematic diagram of a cross-section of a column of the utility model.
[0018] Figure 4 It is a structural schematic diagram of a cross bar section of the utility model.
[0019] Figure 5 It is a structural schematic diagram of a limit sliding block of the utility model.
[0020] Figure 6 This utility model Figure 3 Schematic diagram of the structure with a partial enlargement at point A in the middle.
[0021] Figure 7 This utility model Figure 3 Schematic diagram of the structure with a partial enlargement at point B in the middle.
[0022] Figure 8 It is a structural schematic diagram of the sliding frame of the utility model.
[0023] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:
[0024] 1. Base; 101. Limiting groove; 2. Fixing piece; 3. Post; 4. Crossbar; 401. Slide groove; 402. Combination groove; 5. Sliding frame; 501. Fixed shaft; 502. Buffer spring; 6. Limiting block; 601. Slot; 7. Inserting rod; 8. Limiting spring; 9. Mounting slider; 10. Mounting spring; 11. Combination rod; 1101. Connecting groove; 12. Limiting slider; 1201. Pulling block; 13. Compression spring; 14. Rotating roller; 15. Buffer wheel; 16. Damper. DETAILED DESCRIPTION
[0025] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.
[0026] Embodiment 1:
[0027] As attached Figure 1-Figure 7 As shown:
[0028] The utility model provides an anti-collision guardrail that is easy to replace, comprising a base 1, a fixing member 2, a column 3, a cross bar 4, a slide groove 401, a sliding frame 5 and a replacement mechanism; the base 1 is provided with two, and the two bases 1 are fixed to the ground; the fixing members 2 are provided with two, and the two fixing members 2 are respectively fixedly connected to the upper end surfaces of the two bases 1; the columns 3 are provided with two, and the two columns 3 are respectively slidably connected to the inner sides of the two fixing members 2; the cross bars 4 are provided with two, and the two cross bars 4 are respectively slidably connected to the inner sides of the two columns 3; the slide groove 401 is provided with two groups, and the two groups of slide grooves 401 are respectively opened on the outer sides of the two cross bars 4; the sliding frame 5 is provided with two groups, and the two groups of sliding frames 5 are respectively slidably connected to the inner sides of the two groups of slide grooves 401; the replacement mechanism is arranged on the upper end surface of the base 1.
[0029] The replacement mechanism includes: a limit groove 101, a combination groove 402, a limit block 6, a slot 601, a plug rod 7, a limit spring 8, an installation slider 9, an installation spring 10, a combination rod 11, a connecting groove 1101, a limit slider 12, a pull block 1201 and a compression spring 13; there are two limit grooves 101, and the two limit grooves 101 are respectively opened on the upper end surfaces of the two bases 1; there are two groups of combination grooves 402, and the two groups of combination grooves 402 are respectively opened on the rear end surfaces of the two cross bars 4; there are two limit blocks 6, and the two limit blocks 6 are respectively slidably connected to the inner sides of the lower ends of the two columns 3; there are two slots 601, which are respectively opened on the inner sides of the two limit blocks 6; there are two plug rods 7, which are respectively slidably connected to the inner sides of the lower ends of the columns 3, and the two plug rods 7 are slidably connected to the two slots 601; there are two limit springs 8, the lower ends of the two limit springs 8 are respectively fixedly connected to the upper end surfaces of the two limit blocks 6, and the upper ends of the two limit springs 8 are respectively fixedly connected to the inner sides of the two columns 3; there are two groups of mounting slide blocks 9, and the two groups of mounting slide blocks The blocks 9 are respectively slidably connected to the inner sides of the two columns 3, and the two sets of mounting slide blocks 9 are respectively plugged into the inner sides of the two cross bars 4; there are two sets of mounting springs 10, the upper ends of the two sets of mounting springs 10 are respectively fixedly connected to the upper end surfaces of the two sets of mounting slide blocks 9, and the lower ends of the two sets of mounting springs 10 are respectively fixedly connected to the inner sides of the two columns 3; there are two combination rods 11, and the two combination rods 11 are respectively slidably connected to the inner sides of the two combination grooves 402 on the right side; there are two sets of connecting grooves 1101, and the two sets of connecting grooves 1101 are respectively opened on the two combination rods 1 1; two limit sliders 12 are provided, and the two limit sliders 12 are respectively slidably connected to the inner sides of the right ends of the two cross bars 4, and the two limit sliders 12 are respectively inserted into the inner sides of the two connecting grooves 1101; two pull blocks 1201 are provided, and the two pull blocks 1201 are respectively fixedly connected to the lower ends of the two limit sliders 12; two compression springs 13 are provided, and the upper ends of the two compression springs 13 are respectively fixedly connected to the lower end faces of the two limit sliders 12, and the lower ends of the two compression springs 13 are respectively fixedly connected to the inner sides of the right ends of the two cross bars 4.
[0030] The specific usage and function of this embodiment are as follows: the combination rod 11 is slidably connected to the inner side of the combination groove 402 on the left side of another group of cross bars 4 to realize the assembly of multiple groups of anti-collision guardrails. When the anti-collision guardrail is damaged by impact, the pull block 1201 can be pulled downward to disengage the limit slider 12 from the connection groove 1101. At this time, the combination rod 11 can be reset to disengage the adjacent cross bars 4, and then the insertion rod 7 can be pressed backward to be inserted into the inner side of the slot 601. At this time, the limit block 6 will slide upward and disengage from the limit groove 101. At this time, the damaged column 3 can be replaced by sliding the column 3 forward, and the setting of the installation slider 9 and the installation spring 10 can realize the limited installation of the cross bar 4.
[0031] Embodiment 2:
[0032] On the basis of the first embodiment, Figure 8 As shown, the buffer mechanism includes: a fixed shaft 501, a buffer spring 502, a rotating roller 14, a buffer wheel 15 and a damper 16; the buffer mechanism is arranged on the inner side of the cross bar 4; there are two groups of fixed shafts 501, and the two groups of fixed shafts 501 are respectively fixedly connected to the inner sides of the two groups of sliding frames 5; there are two groups of buffer springs 502, and the front ends of the two groups of buffer springs 502 are respectively fixedly connected to the rear end surfaces of the two groups of sliding frames 5, and the rear ends of the two groups of buffer springs 502 are respectively fixedly connected to the Inside; there are two groups of rotating rollers 14, and the two groups of rotating rollers 14 are rotatably connected to the outsides of the two groups of fixed shafts 501 respectively; there are two groups of buffer wheels 15, and the two groups of buffer wheels 15 are fixedly connected to the outsides of the two groups of rotating rollers 14 respectively, and the buffer wheels 15 are made of rubber, and the outsides of the buffer wheels 15 are provided with anti-slip grooves; there are two groups of dampers 16, and the middle rotating shafts of the two groups of dampers 16 are fixedly connected to the two groups of fixed shafts 501 respectively, and the two groups of dampers 16 are fixedly connected to the outsides of the two groups of rotating rollers 14.
[0033] The specific usage and function of this embodiment are as follows: when the vehicle collides with the anti-collision guardrail, it will first contact the buffer wheel 15. At this time, the buffer spring 502 will be compressed under the impact of the vehicle to buffer the impact force of the vehicle. At the same time, when the vehicle collides with the buffer wheel 15, the buffer wheel 15 will rotate under the forward inertia of the vehicle. The forward potential energy of the vehicle is offset by the setting of the damper 16, so that the vehicle gradually slows down and stops, preventing the vehicle from directly stopping after directly colliding with the anti-collision guardrail and causing a greater impact on the people in the vehicle.
[0034] In this article, there are a few points to note:
[0035] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.
[0036] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.
[0037] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.
Claims
1. A collision-proof guardrail that is easy to replace, comprising a base (1), a fixing member (2), a column (3), a crossbar (4), a slide groove (401), a sliding frame (5), a replacement mechanism and a buffer mechanism; the base (1) is provided with two, and the two bases (1) are fixed to the ground; the fixing members (2) are provided with two, and the two fixing members (2) are respectively fixedly connected to the upper end surfaces of the two bases (1); the column (3) is provided with two, and the two columns (3) are respectively slidably connected to the inner sides of the two fixing members (2); the characteristics are: The cross bars (4) are provided with two, and the two cross bars (4) are respectively slidably connected to the inner sides of the two uprights (3); the slide grooves (401) are provided with two groups, and the two groups of slide grooves (401) are respectively opened on the outer sides of the two cross bars (4); the sliding frames (5) are provided with two groups, and the two groups of sliding frames (5) are respectively slidably connected to the inner sides of the two groups of slide grooves (401); the replacement mechanism is arranged on the upper end surface of the base (1); and the buffer mechanism is arranged on the inner side of the cross bar (4).
2. The easily replaceable anti-collision guardrail according to claim 1, characterized in that: The replacement mechanism comprises: a limit groove (101), a limit block (6), a slot (601), an insertion rod (7) and a limit spring (8); the limit groove (101) is provided with two, and the two limit grooves (101) are respectively opened on the upper end surfaces of the two bases (1); the limit blocks (6) are provided with two, and the two limit blocks (6) are respectively slidably connected to the inner sides of the lower ends of the two columns (3); the slot (601) is provided with two, and the two slots (601) are respectively opened on the inner sides of the two limit blocks (6); the insertion rod (7) is provided with two, and the two insertion rods (7) are respectively slidably connected to the inner sides of the lower ends of the columns (3), and the two insertion rods (7) are slidably connected to the two slots (601); the limit spring (8) is provided with two, and the lower ends of the two limit springs (8) are respectively fixedly connected to the upper end surfaces of the two limit blocks (6), and the upper ends of the two limit springs (8) are respectively fixedly connected to the inner sides of the two columns (3).
3. The easily replaceable anti-collision guardrail according to claim 2, characterized in that: The replacement mechanism further comprises: a mounting slide block (9) and a mounting spring (10); the mounting slide block (9) is provided with two groups, the two groups of mounting slide blocks (9) are respectively slidably connected to the inner sides of the two upright posts (3), and the two groups of mounting slide blocks (9) are respectively plugged into the inner sides of the two cross bars (4); the mounting spring (10) is provided with two groups, the upper ends of the two groups of mounting springs (10) are respectively fixedly connected to the upper end surfaces of the two groups of mounting slide blocks (9), and the lower ends of the two groups of mounting springs (10) are respectively fixedly connected to the inner sides of the two upright posts (3).
4. The easily replaceable anti-collision guardrail according to claim 3, characterized in that: The replacement mechanism further comprises: a combination slot (402) and a combination rod (11); the combination slot (402) is provided in two groups, and the two groups of combination slots (402) are respectively opened on the rear end surfaces of the two cross bars (4); the combination rod (11) is provided in two groups, and the two combination rods (11) are respectively slidably connected to the inner sides of the two right combination slots (402).
5. The easily replaceable anti-collision guardrail according to claim 4, characterized in that: The replacement mechanism further comprises: a connecting groove (1101), a limiting slider (12), a pulling block (1201) and a compression spring (13); the connecting groove (1101) is provided with two groups, and the two groups of connecting grooves (1101) are respectively opened on the lower end surfaces of the two combination rods (11); the limiting slider (12) is provided with two, and the two limiting sliders (12) are respectively slidably connected to the inner sides of the right ends of the two cross bars (4), and the two limiting sliders (12) are respectively plugged into the inner sides of the two connecting grooves (1101); the pulling blocks (1201) are provided with two, and the two pulling blocks (1201) are respectively fixedly connected to the lower ends of the two limiting sliders (12); the compression springs (13) are provided with two, and the upper ends of the two compression springs (13) are respectively fixedly connected to the lower end surfaces of the two limiting sliders (12), and the lower ends of the two compression springs (13) are respectively fixedly connected to the inner sides of the right ends of the two cross bars (4).
6. The easily replaceable anti-collision guardrail according to claim 1, characterized in that: The buffer mechanism comprises: a fixed shaft (501), a buffer spring (502), a rotating roller (14), a buffer wheel (15) and a damper (16); the fixed shaft (501) is provided with two groups, and the two groups of fixed shafts (501) are respectively fixedly connected to the inner sides of the two groups of sliding frames (5); the buffer spring (502) is provided with two groups, and the front ends of the two groups of buffer springs (502) are respectively fixedly connected to the rear end surfaces of the two groups of sliding frames (5), and the rear ends of the two groups of buffer springs (502) are respectively fixedly connected to the inner sides of the two cross bars (4); the rotating roller ( The two groups of rotating rollers (14) are respectively rotatably connected to the outsides of the two groups of fixed shafts (501); the two groups of buffer wheels (15) are respectively fixedly connected to the outsides of the two groups of rotating rollers (14); the buffer wheels (15) are made of rubber and have anti-slip grooves on the outsides of the buffer wheels (15); the two groups of dampers (16) are respectively fixedly connected to the outsides of the two groups of rotating rollers (14).