Anti-collision height-limiting fence for highway viaduct
By designing the combined structure of the buffer component and the support component in the limited -high column, the problem of the high column of the high collision after the collision of the ultra -high vehicle is solved, and the effective buffer of the vehicle inertia and the stable support of the high column to ensure the highway to ensure the highway Normal use.
Patent Information
- Application Number
- CN202420426700.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-06
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-03-06
AI Technical Summary
After the existing height limiting barrier is colliding with an ultra-high vehicle, the vehicle may knock down the height limiting barrier due to inertia, which will affect the normal use of the highway.
The highway elevated collision -type high -level bar is designed, and the combined structure of buffer components and support components is adopted. The buffer component includes airbag trigger, filling tube and airbags, and the inertia of the vehicle through the expansion and pop -up of the airbags; the support component includes the disk spring, the cardboard and the card slot. , Prevent it from being knocked down.
Effectively buffer the inertia of vehicles in the collision, prevent further collision between the vehicle and the high -limit bar, avoid being knocked down by the limited rail, and ensure the normal use of the highway.
Smart Images
Figure CN222412743U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of height limit fences, in particular to an anti-collision type height limit fence for elevated highways. Background Art
[0002] Height limit frames are generally divided into fixed height limit frames and adjustable height limit frames. Fixed integrated height limit frames are mainly used for gate-type frames at the entrances of bridges, culverts and tunnels. They are generally made of welded steel structures and serve to protect bridges, culverts and tunnels. There are signs on them with the height limit in meters to alert vehicles.
[0003] The existing height limit barriers have a significant restrictive effect on passing vehicles. Some overheight vehicles mistakenly enter the height limit barriers due to other factors, causing the vehicles to collide with them. After the collision, the vehicles may knock the height limit barriers to the ground due to inertia, affecting the normal use of the road. Utility Model Content
[0004] The purpose of the utility model is to provide an anti-collision height-limiting fence for elevated highways, so as to solve the problem mentioned in the background technology that after an over-height vehicle collides with the height-limiting fence, due to the inertia of the vehicle, the height-limiting fence may be hit, thereby affecting the normal use of the highway. To achieve the above purpose, the utility model provides the following technical solutions: an anti-collision height-limiting fence for elevated highways, comprising a support column, wherein a buffer assembly is arranged inside the support column; the buffer assembly comprises an ejection slot, wherein the ejection slot is arranged on the front of the support column, wherein a movable shaft 1 is movably connected to the middle part of the support column, wherein a trigger plate is movably sleeved on the outer wall of the movable shaft 1, wherein a placement box is fixedly connected to the front side of the trigger plate, wherein an airbag trigger is fixedly connected to the top of the placement box, wherein a filling tube is fixedly connected to the bottom of the airbag trigger, wherein a disposable trigger box is fixedly connected to the inside of the placement box, wherein a safety airbag is fixedly connected to the inside of the disposable trigger box.
[0005] Further preferably, a hole is formed at the left and right ends of the trigger plate, the filling tube is fixedly connected to the top of the airbag, and the movable shaft passes through the hole. By installing a buffer assembly, during a collision, the inertia generated by the vehicle in the collision can be buffered through the cooperation between the airbag trigger and the filling tube and other components, and the airbag will generate a reaction force on the trigger plate when ejected, thereby buffering the inertia generated by the height limit barrier, avoiding a collision between the vehicle and the height limit barrier. The inertia generated by the collision will cause damage to the height limit barrier, affecting the normal use of the highway, which is conducive to improving the use effect of the device.
[0006] Further preferably, a support assembly is provided on the rear side of the support column, and the support assembly includes a contact groove, which is opened in the middle part of the rear side of the support column, a rebound box is fixedly connected to the middle part of the rear side of the support column, a coil spring is fixedly connected to the inside of the rebound box, a movable shaft 2 is movably connected to the opposite side of the two rebound boxes, a clamping plate 1 is fixedly sleeved on the outer wall of the movable shaft 2, and a bracket is fixedly connected to the middle part of the rear side of the support column.
[0007] Further preferably, a limiting block is fixedly connected to the outer side of the bracket, a movable shaft three is movably connected to the opposite side of the two brackets, a support block is fixedly sleeved on the outer wall of the movable shaft three, the top of the support block is fixedly connected to a clamping plate two, a clamping groove is provided at the top of the front side of the clamping plate two, and the bottom of the support block is fixedly connected to a support rod.
[0008] Further preferably, a fixing plate is fixedly connected to the bottom of the support column, a tension spring is fixedly connected to the rear side of the fixing plate, the disc spring is sleeved on the outer wall of the movable shaft two, the movable shaft three passes through the bracket, and the other side of the tension spring is fixedly connected to the front side of the support rod, and by installing the disc spring, the first card plate and the card slot and other components in the support assembly, the airbag pops out in a collision, causing the trigger plate to generate a reaction force, which can then generate a force on the first card plate, causing the first card plate to pop out from the card slot, so that the support plate supports the height limit fence, thereby avoiding the height limit fence being knocked to the ground due to inertia after the collision during use, thereby affecting the normal use of the road, which is conducive to improving the practicality of the device.
[0009] Further preferably, a protective component is provided on the right side of the support column, and the protective component includes hole two, and the hole two is opened on one side of the top of the support column, and a protective rod is fixedly connected to the opposite sides of the two support columns, and the protective rod passes through hole two, and a fixing groove is opened on one side of the support column, and a protective fence is fixedly connected to the opposite sides of the two support columns, and the protective fence is fixedly connected inside the fixing groove.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] In the utility model, by installing the buffer assembly, during the collision process, the inertia generated by the vehicle in the collision can be buffered through the cooperation between the airbag trigger and the filling tube and other components, and the airbag will generate a reaction force on the trigger plate when ejected, thereby buffering the inertia generated by the height limit fence, avoiding the collision between the vehicle and the height limit fence, and preventing the height limit fence from being damaged due to the inertia generated by the collision, affecting the normal use of the highway, which is conducive to improving the use effect of the device;
[0012] In the utility model, by installing the disc spring, the first card plate and the card slot in the support assembly, the airbag is ejected in a collision, causing the trigger plate to generate a reaction force, which can then generate a force on the first card plate, causing the first card plate to pop out from the card slot, so that the support plate supports the height limit fence, avoiding the height limit fence being knocked to the ground due to inertia after the collision during use, thereby affecting the normal use of the road, which is beneficial to improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of the protective component of the utility model;
[0015] Figure 3 This is a schematic diagram of the three-dimensional partial enlarged structure of the support component of the utility model Figure 1 ;
[0016] Figure 4 This is a schematic diagram of the three-dimensional partial enlarged structure of the buffer component of the utility model Figure 1 ;
[0017] Figure 5 This is a schematic diagram of the three-dimensional partial enlarged structure of the support component of the utility model Figure 2 ;
[0018] Figure 6 This is a schematic diagram of the three-dimensional partial enlarged structure of the buffer component of the utility model Figure 2 .
[0019] In the figure: 1. support column; 2. buffer assembly; 201. ejection slot; 202. movable axis 1; 203. trigger plate; 204. placement box; 205. airbag trigger; 206. filling tube; 207. disposable trigger box; 208. safety airbag; 209. hole 1; 3. support assembly; 301. contact slot; 302. rebound box; 303. coil spring; 304. movable axis 2; 305. clamping plate 1; 306. bracket; 307. limit block; 308. movable axis 3; 309. support block; 310. clamping plate 2; 311. clamping slot; 312. support rod; 313. fixing plate; 314. tension spring; 4. protection assembly; 401. hole 2; 402. protection rod; 403. fixing slot; 404. guardrail. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figure 1-Figure 6 The utility model provides a technical solution: an anti-collision height-limiting fence for a highway viaduct, comprising a support column 1, wherein a buffer assembly 2 is arranged inside the support column 1; the buffer assembly 2 comprises an ejection slot 201, wherein the ejection slot 201 is arranged on the front side of the support column 1, wherein a movable shaft 202 is movably connected to the middle part of the support column 1, wherein a trigger plate 203 is movably sleeved on the outer wall of the movable shaft 202, wherein a placement box 204 is fixedly connected to the front side of the trigger plate 203, wherein an airbag trigger 205 is fixedly connected to the top of the placement box 204, wherein a filling tube 206 is fixedly connected to the bottom of the airbag trigger 205, wherein a disposable trigger box 207 is fixedly connected to the inside of the placement box 204 ... The interior of the trigger box 207 is fixedly connected with the airbag 208, the left and right ends of the trigger plate 203 are provided with holes 209, the filling tube 206 is fixedly connected to the top of the airbag 208, and the movable shaft 202 passes through the hole 209. When an over-height vehicle mistakenly enters the height limit fence, a collision occurs. During the collision, the airbag 208 is filled with gas through the airbag trigger 205. The expansion of the airbag 208 causes it to pop out from the disposable trigger box 207 and then pop out from the ejection slot 201. At the same time, the airbag 208 generates a reaction force on the trigger plate 203 when it pops out, and then generates power at the lower end of the trigger plate 203 through the movable shaft 202.
[0022] In this embodiment, Figure 2 , Figure 3 and Figure 5As shown, a support assembly 3 is provided at the rear side of the support column 1, and the support assembly 3 includes a contact groove 301, and the contact groove 301 is opened in the middle of the rear side of the support column 1. A rebound box 302 is fixedly connected to the middle of the rear side of the support column 1, and a coil spring 303 is fixedly connected to the inside of the rebound box 302. A movable shaft 2 304 is movably connected to the opposite side of the two rebound boxes 302, and a clamping plate 1 305 is fixedly sleeved on the outer wall of the movable shaft 2 304. A bracket 306 is fixedly connected to the middle of the rear side of the support column 1, and a limit block 307 is fixedly connected to the outer side of the bracket 306. , a movable shaft 308 is movably connected to the opposite side of the two brackets 306, a support block 309 is fixedly sleeved on the outer wall of the movable shaft 308, a clamping plate 2 310 is fixedly connected to the top of the support block 309, a clamping groove 311 is provided on the top of the front side of the clamping plate 2 310, a support rod 312 is fixedly connected to the bottom of the support block 309, a fixing plate 313 is fixedly connected to the bottom of the support column 1, a tension spring 314 is fixedly connected to the rear side of the fixing plate 313, the coil spring 303 is sleeved on the outer wall of the movable shaft 2 304, and the movable shaft 308 passes through the bracket 306, the other side of the tension spring 314 is fixedly connected to the front side of the support rod 312, a protection component 4 is arranged on the right side of the support column 1, the protection component 4 includes a second hole 401, the second hole 401 is opened on one side of the top of the support column 1, a protection rod 402 is fixedly connected to the opposite side of the two support columns 1, the protection rod 402 passes through the second hole 401, a fixing groove 403 is opened on one side of the support column 1, a guardrail 404 is fixedly connected to the opposite side of the two support columns 1, and the guardrail 404 is fixedly connected to the inside of the fixing groove 403, The lower end of 305 generates a force, which makes the upper end of the card plate 305 pop out from the card slot 311, so that the support block 309 is tilted through the movable shaft 308. During the tilting process, the rotation angle of the movable shaft 308 can be limited by the limit block 307. Due to the rotation of the support block 309, the support rod 312 moves. During its shaking process, the tension spring 314 generates tension and elastic force on the support rod 312, which can prevent the support rod 312 from shaking too much, so that the support rod 312 can be quickly stabilized and support the support column 1.
[0023] The use method and advantages of the utility model: The anti-collision height limit fence for highway elevated road has the following working process when in use:
[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, when an over-height vehicle enters the height limit fence by mistake, a collision occurs. During the collision, the airbag 208 is filled with gas through the airbag trigger 205. The expansion of the airbag 208 causes it to pop out from the disposable trigger box 207 and then pop out from the ejection slot 201. At the same time, the airbag 208 generates a reaction force on the trigger plate 203 when it pops out. Then, the lower end of the trigger plate 203 generates power through the movable shaft 202, which generates a force on the lower end of the card plate 305, so that the card plate 305 The upper end of 305 pops out from the slot 311, causing the support block 309 to tilt through the movable shaft three 308. During the tilting process, the limit block 307 can limit the rotation angle of the movable shaft three 308. Due to the rotation of the support block 309, the support rod 312 moves. During its shaking process, the tension spring 314 generates tension and elastic force on the support rod 312, which can prevent the support rod 312 from shaking too much, so that the support rod 312 can be quickly stabilized and support the support column 1.
[0025] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. An anti-collision height-limiting fence for a highway viaduct, comprising a support column (1), characterized in that: A buffer component (2) is arranged inside the support column (1); The buffer assembly (2) comprises an ejection slot (201), wherein the ejection slot (201) is arranged on the front side of the support column (1), a movable shaft (202) is movably connected to the middle part of the support column (1), a trigger plate (203) is movably sleeved on the outer wall of the movable shaft (202), a placement box (204) is fixedly connected to the front side of the trigger plate (203), an airbag trigger (205) is fixedly connected to the top of the placement box (204), a filling tube (206) is fixedly connected to the bottom of the airbag trigger (205), a disposable trigger box (207) is fixedly connected to the inside of the placement box (204), and a safety airbag (208) is fixedly connected to the inside of the disposable trigger box (207).
2. The anti-collision height limit fence for highway viaduct according to claim 1 is characterized in that: The trigger plate (203) is provided with a hole (209) at both left and right ends, the filling tube (206) is fixedly connected to the top of the safety airbag (208), and the movable shaft (202) passes through the hole (209).
3. The anti-collision height limit fence for highway viaduct according to claim 2 is characterized in that: A support assembly (3) is arranged on the rear side of the support column (1), and the support assembly (3) comprises a contact groove (301), and the contact groove (301) is opened in the middle part of the rear side of the support column (1); a rebound box (302) is fixedly connected to the middle part of the rear side of the support column (1); a coil spring (303) is fixedly connected inside the rebound box (302); a movable shaft 2 (304) is movably connected to the opposite side of the two rebound boxes (302); a clamping plate 1 (305) is fixedly sleeved on the outer wall of the movable shaft 2 (304); and a bracket (306) is fixedly connected to the middle part of the rear side of the support column (1).
4. The anti-collision height limit fence for highway viaduct according to claim 3 is characterized in that: The outer side of the bracket (306) is fixedly connected to a limit block (307), and the opposite sides of the two brackets (306) are movably connected to a movable shaft three (308), and the outer wall of the movable shaft three (308) is fixedly sleeved with a support block (309), and the top of the support block (309) is fixedly connected to a clamping plate two (310), and a clamping groove (311) is provided on the top of the front side of the clamping plate two (310), and the bottom of the support block (309) is fixedly connected to a support rod (312).
5. The anti-collision height-limiting barrier for highway viaduct according to claim 4 is characterized in that: The bottom of the support column (1) is fixedly connected to a fixing plate (313), the rear side of the fixing plate (313) is fixedly connected to a tension spring (314), the disc spring (303) is sleeved on the outer wall of the movable shaft two (304), the movable shaft three (308) passes through the bracket (306), and the other side of the tension spring (314) is fixedly connected to the front side of the support rod (312).
6. The anti-collision height limit fence for highway viaduct according to claim 5 is characterized in that: A protection component (4) is provided on the right side of the support column (1), and the protection component (4) comprises a second hole (401), and the second hole (401) is opened on one side of the top of the support column (1); a protection rod (402) is fixedly connected to the opposite side of the two support columns (1), and the protection rod (402) passes through the second hole (401); a fixing groove (403) is opened on one side of the support column (1); a protection fence (404) is fixedly connected to the opposite side of the two support columns (1), and the protection fence (404) is fixedly connected inside the fixing groove (403).