CN112962496B - Vehicle anti-collision device convenient to replace and used for road and bridge - Google Patents
Vehicle anti-collision device convenient to replace and used for road and bridge Download PDFInfo
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- CN112962496B CN112962496B CN202110197837.XA CN202110197837A CN112962496B CN 112962496 B CN112962496 B CN 112962496B CN 202110197837 A CN202110197837 A CN 202110197837A CN 112962496 B CN112962496 B CN 112962496B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
Abstract
The invention discloses a vehicle anti-collision device convenient to replace for roads and bridges, which belongs to the technical field of vehicle anti-collision and comprises a vertical support plate and a foundation, wherein a top fixing block and a bottom fixing block are respectively fixed at the upper end and the lower end of the vertical support plate; through setting up anticollision subassembly, utilize the inside annular plastic disk cooperation that is equipped with sand grain to carry out the spring that elasticity was buckled for whole buffer stop converts elastic construction into from traditional rigid structure, when taking place the striking, can carry out dual buffering to the impact that the car produced, thereby can reduce the injury that the member received in the car in the at utmost, is showing and has improved its crashworthiness.
Description
Technical Field
The invention belongs to the technical field of vehicle collision avoidance, and particularly relates to a vehicle collision avoidance device convenient to replace and used for roads and bridges.
Background
The vehicle is driven by power, is provided with a non-rail bearing vehicle with four or more wheels, is mainly used for carrying personnel and goods, and towing the vehicles carrying the personnel and/or the goods or other special purposes, roads and bridges are the basis for normal running of the vehicle, and the anti-collision device of the vehicle can buffer the huge impact force generated when the vehicle is collided, thereby reducing the injury to the personnel in the vehicle to a certain extent.
However, the existing anti-collision devices are all produced and manufactured by rigid structures, for example, most of guardrail structures used for anti-collision on roads and bridges are made of steel materials, and a small part of guardrail structures are formed by pouring concrete.
Disclosure of Invention
The invention aims to provide a vehicle anti-collision device for roads and bridges, which is convenient to replace and solves the problems that the existing anti-collision devices are all produced by rigid structures, for example, most guardrail structures for preventing collision on the roads and bridges are made of steel materials, and a small part of guardrail structures is cast by concrete, so that the buffering effect of the structures is not ideal.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a vehicle buffer stop convenient to change for road bridge, is including erecting extension board and ground, the upper and lower both ends of erecting the extension board are fixed with a fixed block and end fixed block respectively, the rectangular channel has been seted up to the upper surface of ground, and the internal face of rectangular channel is fixed with end fixed block assorted rectangle frame, be provided with crashproof subassembly between top fixed block and the end fixed block, crashproof subassembly is assembled and is used for buffering the impact of car, all fixed mounting has down tube one between the front and back both sides of top fixed block and the perpendicular extension board, end fixed block and erect the extension board between be fixed with down tube two, the inside of end fixed block has been seted up cavity two, and the inside of cavity two can be installed by the horizontal slip through the adjusting part has and is "one" font three extrusion piece that distributes, adjacent two be fixed with the connecting rod between the extrusion piece, the inside of cavity two is provided with drying assembly.
By adopting the scheme, the vertical support plate is arranged to connect the top fixing block and the bottom fixing block to form a frame of the anti-collision device, and the anti-collision device can be independently installed and has a good actual use effect; through setting up the rectangular channel, made things convenient for the installation of rectangle frame fixed, through setting up down tube one and down tube two, showing the joint strength who has improved between fixed block and end fixed block and the perpendicular extension board to this buffer stop's stability has been improved.
As a preferred embodiment, the anti-collision assembly comprises two fixing blocks, a spring, a plurality of annular plastic discs, two round rods three, two round rods one and a connecting assembly for realizing telescopic connection of the round rods one and the round rods three, the two fixing blocks are respectively fixed on two opposite side surfaces of the top fixing block and the bottom fixing block, an arc surface groove is formed in the left side surface of each fixing block, the fixing blocks are fixedly connected with the round rods one through bolts, the two round rods three are respectively fixed at the upper end and the lower end of the spring, annular plates are respectively fixed on the two round rods three, the annular plastic discs are respectively sleeved on the spring, a first cavity is formed in each annular plastic disc, sand grains are filled in the first cavity, the annular plastic discs are located between the two annular plates, and a sealing assembly is arranged on each bolt.
By adopting the scheme, the anti-collision assembly is arranged, and the annular plastic disc with sand grains inside is matched with the spring which can be elastically bent, so that the whole anti-collision device is converted into an elastic structure from a traditional rigid structure, and when collision occurs, the impact force generated by an automobile can be doubly buffered, so that the injury to members in the automobile can be reduced to the greatest extent, and the anti-collision performance of the anti-collision device is obviously improved; by providing two annular plates, the annular plastic disk can be supported so as to be suspended at a specified position.
As a preferred embodiment, the connecting assembly comprises a fixing shaft, a second round rod and a strip-shaped hole formed in the first round rod, one end of the second round rod is fixedly connected with a third round rod, the other end of the second round rod is provided with a blind hole, one end of the first round rod is inserted into the blind hole, and the fixing shaft penetrates through the strip-shaped hole and is fixed inside the blind hole.
Adopt above-mentioned scheme, through setting up coupling assembling, utilize the cooperation in fixed axle and bar hole for round bar three can be connected with the retractable of round bar one through round bar two realization, thereby compensate to the displacement difference that this process produced when the spring bears the impact and takes place to buckle, be favorable to reducing the spoilage of spring, prolong the life of spring.
As a preferred embodiment, the sealing assembly comprises a first sealing gasket, a first external threaded pipe, a threaded cover and a second sealing gasket, the first sealing gasket is pasted on the inner surface of the cambered groove, the bolt penetrates through the first sealing gasket, the external threaded pipe is fixed on the right side surface of the fixing block, the bolt head of the bolt is located inside the external threaded pipe, the second sealing gasket is pasted on the inner surface of the threaded cover, and the threaded cover is in threaded connection with the external threaded pipe.
Adopt above-mentioned scheme, through setting up seal assembly, utilize sealed pad one earlier and prevent that rainwater etc. from corroding the bolt through the clearance between round bar one and the cambered surface groove, the sealed effect of two of the sealed pad of reuse realizes the sealing connection of external thread pipe and screw cap to the realization is to the comprehensive protection of bolt, avoids the rusty condition of bolt oxidation to take place, has made things convenient for the later stage to crashproof mechanism's dismantlement change.
As a preferred embodiment, the adjusting assembly includes a baffle, a nut, a second bevel gear, a screw rod, and a driving assembly for driving the nut to rotate, the baffle is fixed inside the second cavity, the nut is rotatably installed inside the baffle through a first bearing, the nut is in threaded sleeve connection with the screw rod, the bevel gear is in sleeve connection with the nut, an extrusion block located on the rightmost side inside the second cavity is fixedly connected with one end of the screw rod, the other end of the screw rod is provided with a limiting assembly for preventing the screw rod from rotating, the driving assembly includes a rotating shaft and a first bevel gear, the rotating shaft is rotatably installed on the upper surface of a bottom fixing block through a second bearing, the bottom end of the rotating shaft penetrates through the inside of the second cavity and extends into the second cavity and is fixedly connected with the first bevel gear, the first bevel gear is meshed with the bevel gear, two sliding grooves are respectively formed in the front and rear sides of the extrusion block, sliding blocks are slidably installed inside the sliding grooves, the sliding grooves and the sliding blocks are arranged, so that the sliding installation of the positioning plug is realized, the position of the positioning plug is conveniently controlled by adjusting the position of the two sliding blocks on the same side of the two sliding blocks, the front and rear sides of the rectangular plug frame are respectively installed with the positioning plug, and the positioning holes matched with the positioning plug frame.
By adopting the above scheme, through setting up adjusting part and drive assembly, it is rotatory to rotate rotation axis drive nut, and the limiting displacement of spacing subassembly to the screw rod is reunited for the screw rod can promote the extrusion piece and move to a left side, thereby can push the fixed mounting of fixed block at the bottom of the realization in the location socket with the positioning plug, and the dismantlement easy operation of fixed block at the bottom, made things convenient for buffer stop's dismouting to change, can not cause the damage to the ground simultaneously, and the practicality is strong.
As a preferred embodiment, the limiting assembly comprises a square shaft and a square hole formed in the other end of the screw rod, one end of the square shaft is fixed on the right side face of the two inner walls of the cavity, and the other end of the square shaft is inserted into the square hole.
Adopt above-mentioned scheme, through setting up spacing subassembly, utilize the cooperation of square shaft and square hole, can prevent effectively that the screw rod from taking place because of the synchronous pivoted condition of following the nut with the frictional force between the nut.
As a preferred embodiment, the top of rotation axis is fixed with fixed cover, and the inside of fixed cover runs through there is the handle pole, the both ends of handle pole all are fixed with spacing ball, the last fixed surface of end fixed block has the rectangular pipe, and the sealed lid of the outside cover coupling of rectangular pipe, handle pole and two spacing balls all are located the inside of sealed lid.
By adopting the scheme, the rotating shaft can be rotated more easily by people through the arrangement of the fixed sleeve, the handle rod and the limiting ball, so that the labor-saving effect is good; through setting up rectangular pipe and sealed lid, can prevent that rainwater etc. from entering into the inside of cavity two.
As a preferred embodiment, dry subassembly includes square frame, limiting plate, honeycomb panel and two protection networks, the honeycomb panel is installed in the inside of square frame, and is provided with silica gel drier granule in the honeycomb holes of honeycomb panel, the rectangular hole has been seted up to the interior roof of cavity two, the rectangular hole is passed at the top of square frame and limiting plate fixed connection, two install respectively in the left and right sides of square frame of protection network, the limiting plate is located the inside of rectangular pipe.
Adopt above-mentioned scheme, through setting up dry subassembly, utilize the inside silica gel drier granule of honeycomb panel increase and the area of contact of two inside gases of cavity to absorb two inside moisture of cavity, prevent that two inner structure oxidations of cavity from rustting the condition and taking place, prolonged the life of whole device.
The beneficial effects of the invention are:
the conveniently-replaced vehicle anti-collision device for the roads and bridges is provided with the anti-collision assembly, and the annular plastic disc with sand grains inside is matched with the spring which can be elastically bent, so that the whole anti-collision device is converted into an elastic structure from a traditional rigid structure, and when collision occurs, the impact force generated by an automobile can be subjected to double buffering, so that the injury to members in the automobile can be reduced to the greatest extent, and the anti-collision performance of the device is obviously improved;
the conveniently-replaced vehicle anti-collision device for the road and the bridge has the advantages that the connecting component is arranged, the fixing shaft is matched with the strip-shaped hole, the round rod III can be telescopically connected with the round rod I through the round rod II, and therefore the displacement difference generated in the process is compensated when the spring bears the impact force and is bent, the damage rate of the spring is favorably reduced, and the service life of the spring is prolonged;
according to the vehicle anti-collision device convenient to replace for the road and the bridge, the drying component is arranged, and the contact area between silica gel desiccant particles in the device and gas in the cavity II is increased by using the honeycomb plate, so that moisture in the cavity II is absorbed, the condition that the internal structure of the cavity II is oxidized and rusted is prevented, and the service life of the whole device is prolonged;
according to the conveniently-replaced vehicle anti-collision device for the road and the bridge, the adjusting assembly and the driving assembly are arranged, the rotating shaft is rotated to drive the nut to rotate, and the limiting effect of the limiting assembly on the screw rod is combined, so that the screw rod can push the extrusion block to move left, the positioning plug can be pushed into the positioning socket to realize the fixed installation of the bottom fixing block, the bottom fixing block is simple to disassemble and operate, the anti-collision device is convenient to disassemble, assemble and replace, meanwhile, the ground cannot be damaged, and the practicability is high;
this vehicle buffer stop convenient to change for road bridge is through setting up seal assembly, utilizes sealed pad one earlier to prevent that rainwater etc. from corroding the bolt through the clearance between round bar one and the cambered surface groove, recycles the sealed effect of filling up two of pad and realizes the sealing connection of external thread pipe and screw cap to the realization is to the comprehensive protection of bolt, avoids the rusty condition of bolt oxidation to take place, has made things convenient for the later stage to crashproof mechanism's dismantlement to be changed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the annular plastic disk of the present invention;
FIG. 3 is an enlarged view of the area A of FIG. 2 according to the present invention;
FIG. 4 is a front cross-sectional view of the bottom mounting block of the present invention;
fig. 5 is a cross-sectional view of the pouch of the present invention;
FIG. 6 is a front cross-sectional view of a block of the present invention;
FIG. 7 is a top partial cross-sectional view of the bottom mounting block of the present invention;
fig. 8 is a cross-sectional view of a screw of the present invention.
In the figure: 1. a vertical support plate; 2. a foundation; 3. a fixed block is propped; 4. a bottom fixed block; 5. a rectangular groove; 6. a rectangular frame; 7. a fixed block; 8. a bolt; 9. a first round rod; 10. a cambered surface groove; 11. a first sealing gasket; 12. a strip-shaped hole; 13. a fixed shaft; 14. a second round rod; 15. blind holes; 16. a third round bar; 17. a spring; 18. an annular plastic disc; 19. a first cavity; 20. an annular plate; 21. an externally threaded tube; 22. a threaded cap; 23. a second sealing gasket; 24. a first inclined rod; 25. a second diagonal rod; 26. a second cavity; 27. a rectangular tube; 28. a rotating shaft; 29. a first bevel gear; 30. a baffle plate; 31. a nut; 32. a second bevel gear; 33. a screw; 34. extruding the block; 35. a connecting rod; 36. a chute; 37. a slider; 38. positioning the plug; 39. positioning holes; 40. positioning the socket; 41. a square hole; 42. a square shaft; 43. a rectangular hole; 44. a square frame; 45. a limiting plate; 46. a honeycomb panel; 47. a protective net; 48. a sealing cover; 49. fixing a sleeve; 50. a handle bar; 51. and a limiting ball.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-8, the invention provides a vehicle anti-collision device for roads and bridges, which is convenient to replace and comprises a vertical support plate 1 and a foundation 2, wherein a top fixing block 3 and a bottom fixing block 4 are respectively fixed at the upper end and the lower end of the vertical support plate 1, a rectangular groove 5 is formed in the upper surface of the foundation 2, a rectangular frame 6 matched with the bottom fixing block 4 is fixed on the inner wall surface of the rectangular groove 5, an anti-collision assembly is arranged between the top fixing block 3 and the bottom fixing block 4, the anti-collision assembly is assembled to buffer the impact force of an automobile, an inclined rod I24 is fixedly arranged between the front side and the rear side of the top fixing block 3 and the vertical support plate 1, an inclined rod II 25 is fixed between the bottom fixing block 4 and the vertical support plate 1, a cavity II 26 is formed in the bottom fixing block 4, three extrusion blocks 34 which are distributed in a shape like a Chinese character 'yi' are arranged in the cavity II 26 in a left-right sliding mode through an adjusting assembly, a connecting rod 35 is fixed between the two adjacent extrusion blocks 34, and a drying assembly is arranged in the cavity II 26; the vertical support plate 1 is arranged to connect the top fixing block 3 and the bottom fixing block 4 to form a frame of the anti-collision device, and the anti-collision device can be independently installed and has a good actual use effect; through setting up rectangular channel 5, made things convenient for the installation of rectangle frame 6 fixed, through setting up down tube one 24 and down tube two 25, showing the joint strength who has improved between fixed block 3 and end fixed block 4 and the perpendicular extension board 1 to this buffer stop's stability has been improved.
The anti-collision assembly comprises two fixed blocks 7, a spring 17, a plurality of annular plastic discs 18, two round rods three 16, two round rods one 9 and a connecting assembly for realizing telescopic connection of the round rods one 9 and the round rods three 16, wherein the two fixed blocks 7 are respectively fixed on two opposite side surfaces of the top fixed block 3 and the bottom fixed block 4, the left side surface of each fixed block 7 is provided with an arc surface groove 10, the fixed blocks 7 are fixedly connected with the round rods one 9 through bolts 8, the two round rods three 16 are respectively fixed at the upper end and the lower end of the spring 17, annular plates 20 are respectively fixed on the two round rods three 16, the annular plastic discs 18 are all sleeved on the spring 17, a cavity one 19 is formed in each annular plastic disc 18, sand grains are filled in the cavity one 19, the annular plastic discs 18 are located between the two annular plates 20, and a sealing assembly is arranged on each bolt 8; through the arrangement of the anti-collision assembly, the annular plastic disc 18 with sand grains inside is matched with the spring 17 which can be elastically bent, so that the whole anti-collision device is converted into an elastic structure from a traditional rigid structure, and when collision occurs, the impact force generated by an automobile can be subjected to double buffering, so that the injury to members in the automobile can be reduced to the greatest extent, and the anti-collision performance of the anti-collision device is obviously improved; by providing two annular plates 20, the annular plastic disk 18 can be supported to hover at a specified location.
The connecting assembly comprises a fixing shaft 13, a second round rod 14 and a strip-shaped hole 12 formed in the first round rod 9, one end of the second round rod 14 is fixedly connected with a third round rod 16, the other end of the second round rod 14 is provided with a blind hole 15, one end of the first round rod 9 is inserted into the blind hole 15, and the fixing shaft 13 penetrates through the strip-shaped hole 12 and is fixed inside the blind hole 15; through setting up coupling assembling, utilize the cooperation of fixed axle 13 and bar hole 12 for three 16 round bars can realize being connected with the retractable of round bar one 9 through two 14 round bars, thereby compensate the displacement difference that this process produced when spring 17 bears the impact and takes place to buckle, be favorable to reducing spring 17's spoilage, prolong spring 17's life.
The sealing assembly comprises a first sealing gasket 11, an external threaded pipe 21, a threaded cover 22 and a second sealing gasket 23, the first sealing gasket 11 is pasted on the inner surface of the cambered groove 10, the bolt 8 penetrates through the first sealing gasket 11, the external threaded pipe 21 is fixed on the right side surface of the fixing block 7, the bolt head of the bolt 8 is positioned inside the external threaded pipe 21, the second sealing gasket 23 is pasted on the inner surface of the threaded cover 22, and the threaded cover 22 is in threaded connection with the external threaded pipe 21; through setting up seal assembly, utilize sealed pad 11 to prevent that rainwater etc. from corroding bolt 8 through the clearance between round bar 9 and the cambered surface groove 10 earlier, the sealed effect of two 23 of sealed pad of reuse realizes the sealing connection of external thread pipe 21 and screw cap 22 to the realization is to bolt 8's comprehensive protection, avoids the rusty condition of bolt 8 oxidation to take place, has made things convenient for the later stage to anticollision institution's dismantlement change.
The adjusting assembly comprises a baffle 30, a nut 31, a bevel gear II 32, a screw 33 and a driving assembly for driving the nut 31 to rotate, the baffle 30 is fixed inside the cavity II 26, the nut 31 is rotatably installed inside the baffle 30 through a bearing, the nut 31 is in threaded sleeve connection with the screw 33, the bevel gear II 32 is in sleeve connection with the nut 31, a squeezing block 34 located on the rightmost side inside the cavity II 26 is fixedly connected with one end of the screw 33, a limiting assembly for preventing the screw 33 from rotating is arranged at the other end of the screw 33, the driving assembly comprises a rotating shaft 28 and a bevel gear I29, the rotating shaft 28 is rotatably installed on the upper surface of the bottom fixing block 4 through the bearing II, the bottom end of the rotating shaft 28 penetrates through the inside of the cavity II 26 and is fixedly connected with the bevel gear I29, the bevel gear I29 is meshed with the bevel gear II 32, two sliding grooves 36 are formed in the front side and the rear side of the squeezing block 34, sliding blocks 37 are installed in the sliding manner, sliding blocks 37 are provided with sliding blocks, the sliding installation of the positioning plugs 38 are installed on the two sides of the rectangular positioning plug positioning frames 38, two plug positioning holes 40 are formed in the same side of the front plug positioning block 37, and the plug positioning holes 38 are formed in the two sides of the same plug positioning holes 40, and the plug positioning holes formed in the front and rear plug positioning holes of the plug positioning holes 38; through setting up adjusting part and drive assembly, it is rotatory to rotate 28 drive nut 31 of rotation axis, and the limiting displacement of spacing subassembly to screw rod 33 is reunited for screw rod 33 can promote extrusion block 34 and move to the left, thereby can realize the fixed mounting of end fixed block 4 in pushing into location socket 40 with location plug 38, and the dismantlement easy operation of end fixed block 4, made things convenient for buffer stop's dismouting to change, can not cause the damage to ground 2 simultaneously, and the practicality is strong.
The limiting assembly comprises a square shaft 42 and a square hole 41 formed in the other end of the screw 33, one end of the square shaft 42 is fixed on the right side surface of the inner wall of the second cavity 26, and the other end of the square shaft 42 is inserted into the square hole 41; through setting up spacing subassembly, utilize the cooperation of square shaft 42 and square hole 41, can effectively prevent that screw rod 33 from taking place because of the synchronous rotation's of nut 31 condition of following of the frictional force between with nut 31.
A fixed sleeve 49 is fixed at the top of the rotating shaft 28, a handle rod 50 penetrates through the inside of the fixed sleeve 49, limiting balls 51 are fixed at two ends of the handle rod 50, a rectangular pipe 27 is fixed on the upper surface of the bottom fixed block 4, a sealing cover 48 is sleeved on the outer side of the rectangular pipe 27, and the handle rod 50 and the two limiting balls 51 are located inside the sealing cover 48; by arranging the fixed sleeve 49, the handle rod 50 and the limiting ball 51, people can rotate the rotating shaft 28 more easily, and the labor-saving effect is good; by arranging the rectangular tube 27 and the sealing cover 48, rainwater and the like can be prevented from entering the second cavity 26.
The drying component comprises a frame 44, a limiting plate 45, a honeycomb plate 46 and two protective nets 47, the honeycomb plate 46 is installed inside the frame 44, silica gel desiccant particles are arranged in honeycomb holes of the honeycomb plate 46, a rectangular hole 43 is formed in the inner top wall of the cavity II 26, the top of the frame 44 penetrates through the rectangular hole 43 to be fixedly connected with the limiting plate 45, the two protective nets 47 are installed on the left side and the right side of the frame 44 respectively, and the limiting plate 45 is located inside the rectangular pipe 27; by arranging the drying component, the contact area between the silica gel desiccant particles in the honeycomb plate 46 and the gas in the second cavity 26 is increased, so that moisture in the second cavity 26 is absorbed, the situation that the internal structure of the second cavity 26 is oxidized and rusted is prevented, and the service life of the whole device is prolonged.
When the anti-collision device is used, the vertical support plate 1 is moved on the foundation 2, the bottom fixing block 4 is placed inside the rectangular frame 6, then the sealing cover 48 is pulled upwards and taken down, the handle rod 50 is used for driving the rotating shaft 28 to rotate, the nut 31 is driven to rotate under the action of the bevel gear I29 and the bevel gear II 32, at the moment, due to the fact that the square shaft 42 is matched with the square hole 41, the situation that the screw 33 rotates synchronously along with the nut 31 due to friction force between the screw 33 and the nut 31 can be effectively prevented, therefore, the rotating nut 31 can push the screw 33 to move left, two positioning plugs 38 which are slidably installed on two sides of the extrusion block 34 are gradually far away, finally, the two positioning plugs penetrate through the positioning hole 39 and are inserted into the positioning socket 40, installation and fixation of the bottom fixing block 4 are achieved, after the installation and fixation of the bottom fixing block 4 are completed, the composition structure of drying components such as a honeycomb plate 46 filled with silica gel desiccant particles is placed inside the cavity II 26 through the rectangular hole 43, then the sealing cover 48 is covered, after that once the annular plastic disc 18 is impacted, the impact force is transmitted to the spring 17, the impact force can be buffered, and the impact force can be buffered in the annular plastic disc 18, and the impact force can be buffered once, the impact force buffered, and the impact force can be buffered by using of the annular plastic disc can be buffered, and the impact device can be buffered.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a road bridge is with vehicle buffer stop convenient to change, includes perpendicular extension board (1) and ground (2), its characterized in that: a top fixing block (3) and a bottom fixing block (4) are respectively fixed at the upper end and the lower end of the vertical support plate (1), a rectangular groove (5) is formed in the upper surface of the foundation (2), and a rectangular frame (6) matched with the bottom fixing block (4) is fixed on the inner wall surface of the rectangular groove (5);
an anti-collision assembly is arranged between the top fixing block (3) and the bottom fixing block (4), and the anti-collision assembly is assembled to buffer the impact force of an automobile;
a first inclined rod (24) is fixedly arranged between the front side and the rear side of the top fixing block (3) and the vertical support plate (1), and a second inclined rod (25) is fixedly arranged between the bottom fixing block (4) and the vertical support plate (1);
a second cavity (26) is formed in the bottom fixing block (4), three extrusion blocks (34) which are distributed in a straight line shape are arranged in the second cavity (26) in a left-right sliding mode through an adjusting assembly, a connecting rod (35) is fixed between every two adjacent extrusion blocks (34), and a drying assembly is arranged in the second cavity (26);
the anti-collision assembly comprises two fixing blocks (7), a spring (17), a plurality of annular plastic discs (18), two round rods III (16), two round rods I (9) and a connecting assembly for realizing telescopic connection of the round rods I (9) and the round rods III (16), wherein the two fixing blocks (7) are respectively fixed on two opposite side surfaces of a top fixing block (3) and a bottom fixing block (4), the left side surface of each fixing block (7) is provided with an arc groove (10), the fixing blocks (7) are fixedly connected with the round rods I (9) through bolts (8), the two round rods III (16) are respectively fixed at the upper end and the lower end of the spring (17), annular plates (20) are respectively fixed on the two round rods III (16), the annular plastic discs (18) are respectively sleeved on the spring (17), a cavity I (19) is formed in the annular plastic discs (18), sand grains are filled in the cavity I (19), the annular plastic discs (18) are located between the two annular plates (20), and a sealing assembly is arranged on the bolt (8);
the connecting assembly comprises a fixing shaft (13), a second round rod (14) and a strip-shaped hole (12) formed in the first round rod (9), one end of the second round rod (14) is fixedly connected with a third round rod (16), the other end of the second round rod (14) is provided with a blind hole (15), one end of the first round rod (9) is inserted into the blind hole (15), and the fixing shaft (13) penetrates through the strip-shaped hole (12) and is fixed inside the blind hole (15);
the sealing assembly comprises a first sealing gasket (11), an external threaded pipe (21), a threaded cover (22) and a second sealing gasket (23), the first sealing gasket (11) is adhered to the inner surface of the cambered groove (10), the bolt (8) penetrates through the first sealing gasket (11), the external threaded pipe (21) is fixed to the right side face of the fixing block (7), the bolt head of the bolt (8) is located inside the external threaded pipe (21), the second sealing gasket (23) is adhered to the inner surface of the threaded cover (22), and the threaded cover (22) is in threaded connection with the external threaded pipe (21);
the adjusting assembly comprises a baffle (30), a nut (31), a second bevel gear (32), a screw (33) and a driving assembly for driving the nut (31) to rotate, the baffle (30) is fixed inside the second cavity (26), the nut (31) is rotatably installed inside the baffle (30) through a first bearing, the nut (31) is in threaded sleeve connection with the screw (33), the second bevel gear (32) is in sleeve connection with the nut (31), an extrusion block (34) located on the rightmost side inside the second cavity (26) is fixedly connected with one end of the screw (33), and a limiting assembly for preventing the screw (33) from rotating is arranged at the other end of the screw (33);
the driving assembly comprises a rotating shaft (28) and a first bevel gear (29), the rotating shaft (28) is rotatably mounted on the upper surface of the bottom fixing block (4) through a second bearing, the bottom end of the rotating shaft (28) penetrates through the cavity II (26) and extends into the cavity II and is fixedly connected with the first bevel gear (29), and the first bevel gear (29) is meshed with the second bevel gear (32);
two sliding grooves (36) are formed in the front side and the rear side of the extrusion block (34), sliding blocks (37) are arranged in the sliding grooves (36) in a sliding mode, the two sliding blocks (37) located on the same side of the extrusion block (34) are fixed with the same positioning plug (38), positioning holes (39) matched with the positioning plugs (38) are formed in the front side and the rear side of the inner wall surface of the cavity II (26), and positioning sockets (40) matched with the positioning plugs (38) are arranged on the front side and the rear side of the rectangular frame (6);
the limiting assembly comprises a square shaft (42) and a square hole (41) formed in the other end of the screw rod (33), one end of the square shaft (42) is fixed on the right side face of the inner wall of the second cavity (26), and the other end of the square shaft (42) is inserted into the square hole (41);
moving a vertical support plate (1) on a foundation (2), placing a bottom fixing block (4) into a rectangular frame (6), pulling up a sealing cover (48) and taking down the sealing cover, driving a rotating shaft (28) to rotate by using a handle rod (50), driving a nut (31) to rotate under the action of a bevel gear I (29) and a bevel gear II (32), at the moment, effectively preventing a screw rod (33) from synchronously rotating along with the nut (31) due to friction between the screw rod and the nut (31) due to the matching of a square shaft (42) and a square hole (41), so that the rotating nut (31) can push the screw rod (33) to move to the left, two positioning plugs (38) which are slidably installed at two sides of an extrusion block (34) are gradually far away, and are finally inserted into positioning sockets (40) through positioning holes (39), realizing the installation and fixation of the bottom fixing block (4), placing a composition structure of drying components such as a honeycomb plate (46) filled with silica gel desiccant particles into a rectangular hole (43) and then inserting into the positioning sockets (40), and then buffering the annular plastic disc (18) once the plastic disc (18) is impacted by a certain degree, the impact force on the annular plastic disc (18), and then the plastic disc (18) can be buffered, impact that transmits to on spring (17) can make and take place elastic deformation on spring (17), and crooked takes place for spring (17) promptly, cushions this impact force again, has improved this buffer property of buffer stop, has satisfied actual user demand.
2. The easy-to-replace vehicle bump guard for roads and bridges of claim 1, wherein: the top of rotation axis (28) is fixed with fixed cover (49), and the inside of fixed cover (49) is run through and has been had handle pole (50), the both ends of handle pole (50) all are fixed with spacing ball (51), the last fixed surface of end fixed block (4) has rectangular pipe (27), and the outside of rectangular pipe (27) has cup jointed sealed lid (48), handle pole (50) and two spacing balls (51) all are located the inside of sealed lid (48).
3. The easy-to-replace vehicle bump guard for roads and bridges of claim 2, wherein: the drying component comprises a square frame (44), a limiting plate (45), a honeycomb plate (46) and two protective nets (47), the honeycomb plate (46) is installed in the square frame (44), silica gel desiccant particles are arranged in honeycomb holes of the honeycomb plate (46), a rectangular hole (43) is formed in the inner top wall of the second cavity (26), the top of the square frame (44) penetrates through the rectangular hole (43) and the limiting plate (45) to be fixedly connected, the two protective nets (47) are installed on the left side and the right side of the square frame (44) respectively, and the limiting plate (45) is located inside the rectangular pipe (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110197837.XA CN112962496B (en) | 2021-02-22 | 2021-02-22 | Vehicle anti-collision device convenient to replace and used for road and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110197837.XA CN112962496B (en) | 2021-02-22 | 2021-02-22 | Vehicle anti-collision device convenient to replace and used for road and bridge |
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| Publication Number | Publication Date |
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| CN112962496A CN112962496A (en) | 2021-06-15 |
| CN112962496B true CN112962496B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110197837.XA Active CN112962496B (en) | 2021-02-22 | 2021-02-22 | Vehicle anti-collision device convenient to replace and used for road and bridge |
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