CN113585873B - Safety protection device for asphalt pavement construction - Google Patents
Safety protection device for asphalt pavement construction Download PDFInfo
- Publication number
- CN113585873B CN113585873B CN202111013930.7A CN202111013930A CN113585873B CN 113585873 B CN113585873 B CN 113585873B CN 202111013930 A CN202111013930 A CN 202111013930A CN 113585873 B CN113585873 B CN 113585873B
- Authority
- CN
- China
- Prior art keywords
- rod
- fixedly connected
- groove
- sliding
- protective frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
- E04H17/165—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames using panels with rigid filling and frame
-
- 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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/23—Posts therefor lateral supporting elements, e.g. braces, tie downs, or cables
Abstract
The invention relates to the field of pavement construction protection, and discloses a safety protection device for asphalt pavement construction, which comprises support rods, wherein moving wheels are installed at the lower ends of the support rods, lifting support devices are arranged at the lower ends of the support rods, two support rods are arranged, a protection frame is arranged between the two support rods, a protection net is fixedly connected to the inner side of the protection frame, a cavity is formed in the upper end of the protection frame, an anti-climbing device is arranged in the cavity in the upper end of the protection frame, and connecting devices are arranged between the two ends of the protection frame and the support rods. The anti-theft prick protection device can effectively solve the problem that the transportation cost is increased due to the fact that the existing protection device is mostly an integral body and is inconvenient to detach and install, and meanwhile, the anti-theft prick protection device solves the problem that an anti-theft prick at the upper end of the existing safety protection device cannot be hidden and easily stabs workers.
Description
Technical Field
The invention relates to the field of pavement construction protection, in particular to a safety protection device for asphalt pavement construction.
Background
Asphalt pavement refers to various types of pavement that are made by incorporating into mineral materials a road asphalt material. The asphalt binder improves the capability of the paving aggregate to resist damage of traveling vehicles and natural factors to the pavement, and enables the pavement to be smooth, less in dust, impermeable and durable. Accordingly, asphalt pavement is one of the most widely used premium pavements in road construction. Asphalt pavements are various types of pavements formed by spreading and rolling asphalt concrete. The asphalt concrete is a mixture formed by fully mixing asphalt materials with certain viscosity and proper dosage and mineral aggregates with certain gradation. Asphalt concrete as an asphalt pavement material is subjected to repeated action of vehicle load and long-term influence of environmental factors in the use process. Therefore, asphalt concrete must have good durability against the action of natural factors while having a certain bearing capacity. That is, the asphalt pavement should exhibit sufficient stability in high temperature environment, crack resistance in low temperature condition, good water stability, durable aging resistance, and good skid resistance for safety, so as to ensure good service function of the asphalt pavement.
In addition, if one part of the existing protection device is damaged, the whole protection device needs to be replaced, the cost is increased, in addition, in order to better protect the construction site, tools of the construction site are prevented from being stolen, prickles can be installed at the top end of the protection device to prevent external personnel from climbing, but the anti-theft prickles cannot be hidden, and workers are easily pricked in the installation and transportation processes, therefore, the safety protection device for asphalt pavement construction is provided.
Disclosure of Invention
The invention mainly aims to provide a safety protection device for asphalt pavement construction, which can effectively solve the problems that most of the existing protection devices in the background technology are of integral structures, and transportation is inconvenient, so that the cost is increased, and simultaneously solve the problems that the anti-theft pricks at the upper end of the existing protection device cannot be hidden, and workers are easy to prick.
In order to achieve the purpose, the invention adopts the technical scheme that:
a safety device for bituminous paving construction, including the bracing piece, the removal wheel is installed to the lower extreme of bracing piece, the lower extreme of bracing piece is provided with lift strutting arrangement, the bracing piece includes two altogether be provided with the protecting frame between the bracing piece, the inboard fixedly connected with protection network of protecting frame, the upper end of protecting frame is provided with the cavity, is provided with anti-climb device in the cavity, be provided with connecting device between protecting frame and the bracing piece, connecting device includes two fixed blocks, two peg graft each other between fixed block and the bracing piece, two fixed block fixed connection is in the upper and lower both sides of protecting frame lateral wall, two the fixed orifices has all been seted up in the relative one side of fixed block, the fixed orifices is the rectangular hole.
Furthermore, the bracing piece has been seted up towards one side of protection frame the installation cavity, both ends all are provided with the dead lever about the installation cavity, the dead lever is the cuboid structure, mutually support the setting between dead lever and the fixed orifices, sliding connection has the deflector on the lateral wall of dead lever, deflector fixed connection is in the installation cavity, two from top to bottom threaded connection has the second threaded rod between the dead lever.
Furthermore, the middle part fixedly connected with first bevel gear of second threaded rod, the meshing has second bevel gear on the first bevel gear, second bevel gear's middle part fixedly connected with drive shaft, the bracing piece is worn out to the one end that the second straight-tooth gear was kept away from to the drive shaft.
Further, anti-climb device includes the fixed plate, many first springs of bottom fixedly connected with of fixed plate, even many awl thorn of fixedly connected with on the upper surface of fixed plate, a plurality of trompils have evenly been seted up on the top surface of protective frame, awl thorn and trompil one-to-one set up.
Further, the both sides fixedly connected with slide of fixed plate, the equal fixedly connected with stopper in both sides around the slide, first logical groove has been seted up to the protection frame left and right sides, first logical groove communicates with the cavity each other, the spacing groove has been seted up to both sides around the first logical groove, stopper and spacing groove sliding connection.
Further, the inclined groove has all been seted up to the both sides of slide, the guide way has been seted up in the inclined groove, the jack has been seted up in the guide way, fixedly connected with sleeve pipe on the lateral wall of protection frame, sliding connection has the inserted bar in the sleeve pipe, the tip of inserted bar is the arc structure, the outside fixedly connected with connecting block of inserted bar, the connecting block is located in the cover pipe the connecting block with be provided with the second spring between the sheathed tube bottom, the second spring housing is established the outside of inserted bar, the one end and the sheathed tube bottom fixed connection of second spring, the other end and connecting block fixed connection, the inserted bar sets up with the jack is mutually supported.
Further, the lifting support device comprises a positive and negative rotation motor, a first threaded rod fixedly connected to an output shaft of the positive and negative rotation motor is connected to the first threaded rod in a threaded manner, a lifting block is connected to the first threaded rod in a threaded manner, first connecting cross rods fixedly connected to the side faces of the periphery of the lifting block are arranged on the side faces of the periphery of the lifting block, a second through groove is formed in the side wall of the lower end of the supporting rod on four sides, and the outer side wall of each first connecting cross rod is connected with the inner side wall of the corresponding second through groove in a sliding manner.
Furthermore, the lower end of the first connecting cross rod is fixedly connected with a connecting inclined rod, the bottom of the connecting inclined rod is fixedly connected with a second connecting cross rod, and the second connecting cross rod is provided with a through hole.
Furthermore, a cross-shaped sliding groove is formed in the side wall of one of the supporting rods, a cross-shaped sliding block is arranged in the cross-shaped sliding groove in a sliding mode, an L-shaped connecting rod is fixedly connected to the cross-shaped sliding block, a connecting plate is fixedly arranged on the side wall of the other supporting rod, a connecting hole is formed in the connecting plate, and the L-shaped connecting rod and the connecting hole in the connecting plate are arranged in a matched mode.
Compared with the prior art, the invention has the following beneficial effects:
1. the safety protection device for asphalt pavement construction can pull the inserted rod outwards, the inserted rod retreats from the jack, the prick protrudes from the open hole under the action of the elastic force of the first spring, so that the protection frame can be effectively prevented from being climbed by external personnel, the construction site can be more effectively protected, when the prick is recovered, the sliding plate is pressed downwards, the sliding plate moves downwards, the inserted rod moves along the guide groove, when the inserted rod moves to the position of the jack again, the inserted rod is reinserted into the jack under the action of the second spring, so that the prick is hidden in a cavity at the upper end of the protection frame, when the whole device is assembled, the unobtrusive prick can effectively prevent the worker from being pricked, the guide groove is arranged to play a limiting role, the inserted rod can be stably inserted into the jack, the end part of the inserted rod is of an arc structure, make the more smooth in same direction as smooth of motion of inserted bar in the guide way, the both sides fixedly connected with stopper of slide, the stopper can slide at the spacing inslot, through the cooperation of spacing groove and stopper, guarantees slide and fixed plate can be stable slide in the cavity of protective frame, makes the awl thorn align each other with the trompil all the time.
2. The invention provides a safety protection device for asphalt pavement construction, wherein a protection frame is connected with a support rod through a connecting device, a second bevel gear can be driven to rotate through a rotating driving shaft, the second bevel gear can drive a first bevel gear to rotate, the first bevel gear can finally drive a second threaded rod to rotate, and a fixed rod can be ensured not to rotate through the arrangement of a guide plate, so that the fixed rod can move on the second threaded rod in the rotating process of the second threaded rod, and can be inserted into a fixed hole of a fixed block to be stably connected with the protection frame, the transportation efficiency is also improved.
3. According to the safety protection device for asphalt pavement construction, the whole protection device can be conveniently moved through the arrangement of the movable wheels, the forward and reverse rotating motor can be connected with an external power supply, the forward and reverse rotating motor drives the first threaded rod to rotate, the first threaded rod is in threaded connection with the lifting block, the first connecting transverse rods fixedly connected around the lifting block are limited through the second through grooves, therefore, the lifting block on the first threaded rod can be driven to lift in the rotating process of the first threaded rod, the second connecting transverse rods are in contact with the ground when the lifting block descends, the device can be placed on the ground, and the through holes formed in the second connecting transverse rods can be drilled with bolts, so that the whole protection device can be placed on the ground more stably.
4. According to the safety protection device for asphalt pavement construction, the two groups of protection devices can be connected together through the matching arrangement of the L-shaped connecting rods and the connecting holes in the connecting plate, when the two groups of protection devices are connected, the supporting rods on the two groups of protection devices are firstly close to each other, then the L-shaped connecting rods are lifted through the sliding of the cross-shaped sliding blocks, the L-shaped connecting rods are aligned with the connecting holes, then the L-shaped connecting rods are inserted into the connecting holes to complete connection, the multiple groups of protection devices are combined together to form a protection barrier together, so that the site can be protected better, in addition, the L-shaped connecting rods can rotate in the connecting holes in a connecting mode, the angle between the two groups of protection devices can be adjusted, and the practicability of the device is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is an enlarged view of the invention at A in FIG. 1.
Fig. 3 is a schematic structural view of the lifting block and the connecting diagonal rod of the present invention.
Fig. 4 is a partial sectional view of the protection frame and the support bar according to the present invention.
Fig. 5 is a schematic structural view of a protection frame and a protection net in the present invention.
Fig. 6 is an enlarged view of the invention at B in fig. 6.
Fig. 7 is a schematic structural view of a fixing plate and a bevel gear in the present invention.
Fig. 8 is an enlarged view of the invention at C in fig. 7.
Fig. 9 is a partial cross-sectional view of a fixing plate and a guard frame according to the present invention.
FIG. 10 is a partial cross-sectional view of the sleeve and sled of the present invention.
In the figure: 1. a support bar; 2. a connecting plate; 3. a protective frame; 4. a protective net; 5. a second connecting cross bar; 6. a through hole; 7. connecting the inclined rod; 8. a moving wheel; 9. a first connecting rail; 10. a second through groove; 11. a cross-shaped chute; 12. a cross-shaped sliding block; 13. an "L" shaped connecting rod; 14. a lifting block; 15. opening a hole; 16. a fixed block; 17. a fixing hole; 18. a rod is inserted; 19. e, stabbing; 20. a first spring; 21. a fixing plate; 22. a slide plate; 23. a limiting block; 24. an inclined groove; 25. a guide groove; 26. a jack; 27. a sleeve; 28. a second spring; 29. connecting blocks; 30. a limiting groove; 31. a positive and negative rotation motor; 32. a first threaded rod; 33. a first through groove; 34. fixing the rod; 35. a guide plate; 36. a second threaded rod; 37. a first bevel gear; 38. a second bevel gear; 39. a drive shaft.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-10, the safety protection device for asphalt pavement construction comprises a support rod 1, and is characterized in that: remove wheel 8 is installed to the lower extreme of bracing piece 1, the lower extreme of bracing piece 1 is provided with lift strutting arrangement, bracing piece 1 includes two altogether, be provided with protective frame 3 between two bracing pieces 1, protective frame 3's inboard fixedly connected with protection network 4, protective frame 3's upper end is provided with the cavity, be provided with anti-climb device in the cavity, be provided with connecting device between protective frame 3 and the bracing piece 1, connecting device includes two fixed blocks 16, peg graft each other between two fixed blocks 16 and the bracing piece 1, two fixed block 16 fixed connection are in the upper and lower both sides of protective frame 3 lateral wall, fixed orifices 17 has all been seted up in two relative one sides of fixed block 16, fixed orifices 17 is the rectangular hole.
Further, the installation cavity has been seted up towards one side of protection frame 3 to bracing piece 1, both ends all are provided with dead lever 34 about the installation cavity, dead lever 34 is the cuboid structure, mutually support between dead lever 34 and the fixed orifices 17 and set up, sliding connection has deflector 35 on the lateral wall of dead lever 34, deflector 35 fixed connection is in the installation cavity, threaded connection has second threaded rod 36 between two upper and lower dead levers 34, setting through deflector 35, can guarantee that dead lever 34 can not take place rotatoryly, at the rotatory in-process of second threaded rod 36, can make dead lever 34 remove on second threaded rod 36.
Further, a first bevel gear 37 is fixedly connected to the middle of the second threaded rod 36, a second bevel gear 38 is meshed with the first bevel gear 37, a driving shaft 39 is fixedly connected to the middle of the second bevel gear 38, one end, far away from the second spur gear 38, of the driving shaft 39 penetrates out of the supporting rod 1, the second bevel gear 38 can be driven to rotate by the rotating driving shaft 39, the second bevel gear 38 can drive the first bevel gear 37 to rotate, and the first bevel gear 37 can finally drive the second threaded rod 36 to rotate.
Further, anti-climb device includes fixed plate 21, many first springs 20 of bottom fixedly connected with of fixed plate 21, and even many awl thorn 19 of fixedly connected with on the upper surface of fixed plate 21 have evenly seted up a plurality of trompils 15 on the top surface of protective frame 3, and the one-to-one sets up between awl thorn 19 and the trompil 15.
Further, the both sides fixedly connected with slide 22 of fixed plate 21, the equal fixedly connected with stopper 23 in both sides around slide 22, first logical groove 33 has been seted up to the 3 left and right sides of protective frame, first logical groove 33 communicates with the cavity each other, spacing groove 30 has been seted up to both sides around first logical groove 33, stopper 23 and spacing groove 30 sliding connection, cooperation through spacing groove 30 and stopper 23, can guarantee slide in the cavity of protective frame 3 that slide 22 and fixed plate 21 can be stable, make awl 19 align each other with trompil 15 all the time.
Furthermore, the two sides of the sliding plate 22 are both provided with an inclined groove 24, the inclined groove 24 is internally provided with a guide groove 25, the guide groove 25 is internally provided with a jack 26, the outer side wall of the protective frame 3 is fixedly connected with a sleeve 27, the sleeve 27 is slidably connected with an inserted rod 18, the end part of the inserted rod 18 is of an arc structure, the outer side of the inserted rod 18 is fixedly connected with a connecting block 29, the connecting block 29 is positioned in the sleeve 27, a second spring 28 is arranged between the connecting block 29 and the bottom of the sleeve 27, the second spring 28 is sleeved outside the inserted rod 18, one end of the second spring 28 is fixedly connected with the bottom of the sleeve 27, the other end of the second spring 28 is fixedly connected with the connecting block 29, the inserted rod 18 and the jack 26 are mutually matched, the inserted rod 18 is pulled outwards, the inserted rod 18 retreats from the jack 26, under the elastic force of the first spring 20, the prick 19 protrudes from the open hole 15, thereby effectively preventing external personnel from climbing the protective frame 3, can carry out more effective protection to the job site, when retrieving awl thorn 19, press down slide 22, slide 22 downstream, inserted bar 18 moves along guide way 25 simultaneously, when inserted bar 18 moves to the position of jack 26 again, under the effect of second spring 28, inserted bar 18 is reinserted in jack 26, thereby make awl thorn 19 hide in the cavity of protection frame 3 upper end, when assembling whole device, unobtrusive awl thorn 19 can effectively prevent that the staff from being stabbed, the setting of guide way 25, play a spacing effect, can make inserted bar 18 can be stable insert in jack 26, the tip of inserted bar 18 is the arc structure, make the more smooth of motion of inserted bar 18 in guide way 25.
Further, the lifting support device comprises a positive and negative rotation motor 31, a first threaded rod 32 fixedly connected to an output shaft of the positive and negative rotation motor 31, a lifting block 14 is connected to the first threaded rod 32 through threads, a first connecting cross rod 9 is fixedly connected to the side face of the periphery of the lifting block 14, a second through groove 10 is formed in the side wall of the four sides of the lower end of the support rod 1, and the outer side wall of the first connecting cross rod 9 is connected with the inner side wall of the second through groove 10 in a sliding mode.
Furthermore, the outer side wall of the first connecting cross rod 9 is slidably connected with the inner side wall of the second through groove 10, the lower end of the first connecting cross rod 9 is fixedly connected with the connecting inclined rod 7, the bottom of the connecting inclined rod 7 is fixedly connected with the second connecting cross rod 5, the second connecting cross rod 5 is provided with a through hole 6, the whole protection device can be conveniently moved by arranging the moving wheel 8, the forward and reverse rotating motor 31 can be connected with an external power supply, the forward and reverse rotating motor 31 drives the first threaded rod 32 to rotate, the first threaded rod 32 is in threaded connection with the lifting block 14, the first connecting cross rod 9 fixedly connected around the lifting block 14 is limited by the second through groove 10, therefore, the lifting block 14 on the first threaded rod 32 can be driven to lift in the rotating process, the second connecting cross rod 5 is in contact with the ground when the lifting block 14 descends, and the device can be placed on the ground, the through hole 6 that sets up on the horizontal pole 5 is connected to the second can bore into the bolt, makes whole protector more stable place subaerial.
Furthermore, a cross-shaped sliding groove 11 is arranged on the side wall of one of the support rods 1, a cross-shaped sliding block 12 is arranged in the cross-shaped sliding groove 11 in a sliding manner, an L-shaped connecting rod 13 is fixedly connected to the cross-shaped sliding block 12, a connecting plate 2 is fixed to the side wall of the other support rod 1, a connecting hole is arranged on the connecting plate 2, the L-shaped connecting rod 13 and the connecting hole on the connecting plate 2 are arranged in a mutually matched manner, the two groups of protective devices can be connected together by arranging the L-shaped connecting rod 13 and the connecting hole on the connecting plate 2, when in connection, the supporting rods 1 on the two groups of protective devices are firstly close to each other, then, the L-shaped connecting rod 13 is lifted up through the sliding of the cross-shaped sliding block 12, the L-shaped connecting rod 13 is aligned with the connecting hole, and then the L-shaped connecting rod 13 is inserted into the connecting hole to complete the connection.
The working principle of the invention is as follows: in the device, the protective frame 3 and the supporting rod 1 are connected through the connecting device, when in installation, the rotating driving shaft 39 can drive the second bevel gear 38 to rotate, the second bevel gear 38 can drive the first bevel gear 37 to rotate, the first bevel gear 37 can finally drive the second threaded rod 36 to rotate, and the arrangement of the guide plate 35 can ensure that the fixed rod 34 can not rotate, so that the fixed rod 34 can move on the second threaded rod 36 in the process of rotating the second threaded rod 36, and the fixed rod 34 moves and is inserted into the fixed hole 17 of the fixed block 16, so that the supporting rod 1 and the protective frame 3 are stably connected, the protective frame 3 and the supporting rod 1 are assembled by adopting the mode, the detachment or connection between the protective frame 3 and the supporting rod 1 is convenient, and great convenience is provided for transportation, can carry out the direct mount at the job site, less spare part combination also makes conveying efficiency obtain improving, and protective frame 3 and protection network 4 after the equipment is accomplished can provide safety protection's function, can prevent that external personnel or vehicle from entering into the job site.
The anti-climbing device is arranged in the device, the inserting rod 18 can be pulled outwards, the inserting rod 18 is withdrawn from the inserting hole 26, the prick 19 protrudes from the open hole 15 under the action of the elastic force of the first spring 20, so that the external personnel can be effectively prevented from climbing the protective frame 3, the construction site can be protected more effectively, when the prick 19 is recovered, the sliding plate 22 is pressed downwards, the sliding plate 22 moves downwards, the inserting rod 18 moves along the guide groove 25, when the inserting rod 18 moves to the position of the inserting hole 26 again, the inserting rod 18 is reinserted into the inserting hole 26 under the action of the second spring 28, so that the prick 19 is hidden in a cavity at the upper end of the protective frame 3, when the whole device is assembled, the unobtrusive prick 19 can effectively prevent the working personnel from being pricked, the guide groove 25 plays a limiting role, and the inserting rod 18 can be stably inserted into the inserting hole 26, the tip of inserted bar 18 is the arc structure, make the more smooth of motion of inserted bar 18 in the guide way 25, slide 22's both sides fixedly connected with stopper 23, stopper 23 can slide in spacing groove 30, through the cooperation of spacing groove 30 with stopper 23, can guarantee slide 22 and fixed plate 21 can be stable slide in the cavity of protective frame 3, make awl 19 can align each other with trompil 15 all the time, awl 19 that sets up in the device can prevent that external personnel from climbing from entering into in the construction site.
The device is provided with a moving wheel 8 which is convenient for the whole protection device to move, and can connect a forward and reverse motor 31 with an external power supply, so that the forward and reverse motor 31 drives a first threaded rod 32 to rotate, the first threaded rod 32 is in threaded connection with a lifting block 14, the periphery of the lifting block 14 is fixedly connected with a first connecting cross rod 9 which is limited through a second through groove 10, therefore, the lifting block 14 on the first threaded rod can be driven to lift in the rotating process of the first threaded rod 32, when the lifting block 14 descends, a second connecting cross rod 5 is in contact with the ground, the device can be placed on the ground, a through hole 6 formed in the second connecting cross rod 5 can be drilled with a bolt, so that the whole protection device is placed on the ground more stably, and two groups of protection devices can be connected together through the arrangement of an L-shaped connecting rod 13 and a connecting hole on a connecting plate 2, when connecting, earlier be close to each other bracing piece 1 on two sets of protector, then slide through "cross" shape slider 12 will "L" shape connecting rod 13 rise, will "L" shape connecting rod 13 align with the connecting hole, then insert "L" shape connecting rod 13 and can accomplish in the connecting hole and connect, multiunit protector is in the same place, can form a protection protective screen together, can carry out better protection to the scene, and the connected mode of "L" shape connecting rod 13 and connecting hole, "L" shape connecting rod 13 can rotate in the connecting hole, thereby can adjust the angle between two sets of protectors, the practicality of device has been strengthened.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A safety device for bituminous paving construction, including bracing piece (1), its characterized in that: the lower end of the supporting rod (1) is provided with a movable wheel (8), the lower end of the supporting rod (1) is provided with a lifting supporting device, the two support rods (1) are provided, a protective frame (3) is arranged between the two support rods (1), the inner side of the protective frame (3) is fixedly connected with a protective net (4), the upper end of the protective frame (3) is provided with a cavity, an anti-climbing device is arranged in the cavity, a connecting device is arranged between the protective frame (3) and the support rod (1), the connecting device comprises two fixing blocks (16), the two fixing blocks (16) are mutually inserted with the supporting rod (1), the two fixing blocks (16) are fixedly connected to the upper side and the lower side of the side wall of the protective frame (3), fixing holes (17) are formed in the opposite surfaces of the two fixing blocks (16), and the fixing holes (17) are rectangular holes;
the anti-climbing device comprises a fixing plate (21), wherein a plurality of first springs (20) are fixedly connected to the bottom of the fixing plate (21), a plurality of conical spines (19) are uniformly and fixedly connected to the upper surface of the fixing plate (21), a plurality of holes (15) are uniformly formed in the top surface of the protective frame (3), and the conical spines (19) and the holes (15) are arranged in a one-to-one correspondence manner;
sliding plates (22) are fixedly connected to two sides of the fixing plate (21), limiting blocks (23) are fixedly connected to the front side and the rear side of each sliding plate (22), first through grooves (33) are formed in the left side and the right side of the protective frame (3), the first through grooves (33) are communicated with the cavity, limiting grooves (30) are formed in the front side and the rear side of each first through groove (33), and the limiting blocks (23) are connected with the limiting grooves (30) in a sliding mode;
the two sides of the sliding plate (22) are respectively provided with an inclined groove (24), a guide groove (25) is arranged in each inclined groove (24), a jack (26) is arranged in the guide groove (25), a sleeve (27) is fixedly connected on the outer side wall of the protective frame (3), an inserted bar (18) is connected in the sleeve (27) in a sliding way, the end part of the inserted bar (18) is of an arc-shaped structure, the outer side of the inserted bar (18) is fixedly connected with a connecting block (29), the connecting block (29) is positioned in the sleeve (27), a second spring (28) is arranged between the connecting block (29) and the bottom of the sleeve (27), second spring (28) cover is established the outside of inserted bar (18), the one end of second spring (28) and the bottom fixed connection of sleeve pipe (27), the other end and connecting block (29) fixed connection, inserted bar (18) and jack (26) mutually support the setting.
2. The safety guard for asphalt pavement construction according to claim 1, wherein: the mounting cavity has been seted up towards one side of protection frame (3) in bracing piece (1), both ends all are provided with dead lever (34) about the mounting cavity, dead lever (34) are the cuboid structure, mutually support between dead lever (34) and fixed orifices (17) and set up, sliding connection has deflector (35) on the lateral wall of dead lever (34), deflector (35) fixed connection is two from top to bottom in the mounting cavity threaded connection has second threaded rod (36) between dead lever (34).
3. The safety guard for asphalt pavement construction according to claim 2, wherein: the middle part fixedly connected with first bevel gear (37) of second threaded rod (36), the meshing has second bevel gear (38) on first bevel gear (37), the middle part fixedly connected with drive shaft (39) of second bevel gear (38), bracing piece (1) is worn out to the one end that second straight-tooth gear (38) were kept away from in drive shaft (39).
4. The safety guard for asphalt pavement construction according to claim 1, wherein: the lifting support device comprises a positive and negative rotation motor (31), a first threaded rod (32) of fixedly connected with is arranged on an output shaft of the positive and negative rotation motor (31), a lifting block (14) is connected to the first threaded rod (32) in a threaded manner, a first connecting transverse rod (9) of fixedly connected with is arranged on the side face of the periphery of the lifting block (14), a second through groove (10) is formed in the side wall of the four sides of the lower end of the supporting rod (1), and the outer side wall of the first connecting transverse rod (9) is connected with the inner side wall of the second through groove (10) in a sliding manner.
5. The safety guard for asphalt pavement construction according to claim 4, wherein: the lower end of the first connecting cross rod (9) is fixedly connected with a connecting inclined rod (7), the bottom of the connecting inclined rod (7) is fixedly connected with a second connecting cross rod (5), and the second connecting cross rod (5) is provided with a through hole (6).
6. The safety guard for asphalt pavement construction according to claim 1, wherein: the supporting rod is characterized in that a cross-shaped sliding groove (11) is formed in the side wall of one supporting rod (1), a cross-shaped sliding block (12) is arranged in the cross-shaped sliding groove (11) in a sliding mode, an L-shaped connecting rod (13) is fixedly connected to the cross-shaped sliding block (12), a connecting plate (2) is fixedly connected to the side wall of the other supporting rod (1), a connecting hole is formed in the connecting plate (2), and the L-shaped connecting rod (13) and the connecting hole in the connecting plate (2) are matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013930.7A CN113585873B (en) | 2021-08-31 | 2021-08-31 | Safety protection device for asphalt pavement construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013930.7A CN113585873B (en) | 2021-08-31 | 2021-08-31 | Safety protection device for asphalt pavement construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113585873A CN113585873A (en) | 2021-11-02 |
| CN113585873B true CN113585873B (en) | 2022-08-02 |
Family
ID=78240577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111013930.7A Active CN113585873B (en) | 2021-08-31 | 2021-08-31 | Safety protection device for asphalt pavement construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113585873B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116798192B (en) * | 2023-08-21 | 2023-11-21 | 福州堆栈科技有限公司 | Geological disaster monitoring equipment |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2006100837A5 (en) * | 2003-09-05 | 2006-10-26 | Brookway Pty Ltd | Improvements in temporary fencing |
| CN208251813U (en) * | 2018-05-31 | 2018-12-18 | 重庆工程职业技术学院 | A kind of deep pit monitor protective device based on Municipal Road Engineering |
| CN208815998U (en) * | 2018-06-01 | 2019-05-03 | 田佳乐 | Construction site protective fence |
| CN209162705U (en) * | 2018-12-11 | 2019-07-26 | 武汉理工大学 | A kind of anti-climbing highway convenient type protective device |
| CN209457503U (en) * | 2018-12-04 | 2019-10-01 | 湖北莎丽绿色建材科技有限公司 | A kind of antitheft protecting fence of hidden structure |
| CN212376422U (en) * | 2020-03-18 | 2021-01-19 | 张凤瑞 | A safety device for highway engineering construction |
| CN212984886U (en) * | 2020-07-25 | 2021-04-16 | 詹礼军 | Guardrail for construction |
| CN113012563A (en) * | 2021-03-01 | 2021-06-22 | 武汉盛欣捷信通信技术有限公司 | Video color ring back tone display and propaganda system |
| CN214033503U (en) * | 2020-11-05 | 2021-08-24 | 江门市益路交通设施有限公司 | Anti-crossing guardrail for road |
| CN214035064U (en) * | 2020-11-10 | 2021-08-24 | 湖北创意模具股份有限公司 | Anti-theft courtyard fence with good safety |
-
2021
- 2021-08-31 CN CN202111013930.7A patent/CN113585873B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2006100837A5 (en) * | 2003-09-05 | 2006-10-26 | Brookway Pty Ltd | Improvements in temporary fencing |
| CN208251813U (en) * | 2018-05-31 | 2018-12-18 | 重庆工程职业技术学院 | A kind of deep pit monitor protective device based on Municipal Road Engineering |
| CN208815998U (en) * | 2018-06-01 | 2019-05-03 | 田佳乐 | Construction site protective fence |
| CN209457503U (en) * | 2018-12-04 | 2019-10-01 | 湖北莎丽绿色建材科技有限公司 | A kind of antitheft protecting fence of hidden structure |
| CN209162705U (en) * | 2018-12-11 | 2019-07-26 | 武汉理工大学 | A kind of anti-climbing highway convenient type protective device |
| CN212376422U (en) * | 2020-03-18 | 2021-01-19 | 张凤瑞 | A safety device for highway engineering construction |
| CN212984886U (en) * | 2020-07-25 | 2021-04-16 | 詹礼军 | Guardrail for construction |
| CN214033503U (en) * | 2020-11-05 | 2021-08-24 | 江门市益路交通设施有限公司 | Anti-crossing guardrail for road |
| CN214035064U (en) * | 2020-11-10 | 2021-08-24 | 湖北创意模具股份有限公司 | Anti-theft courtyard fence with good safety |
| CN113012563A (en) * | 2021-03-01 | 2021-06-22 | 武汉盛欣捷信通信技术有限公司 | Video color ring back tone display and propaganda system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113585873A (en) | 2021-11-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113585873B (en) | Safety protection device for asphalt pavement construction | |
| CN104120660A (en) | Adjustable vehicle width-limiting device | |
| CN211816172U (en) | Highway basic unit compactness detects sampling device | |
| CN109610431B (en) | Rammer for straight road section of low-grade highway | |
| CN110777621A (en) | Asphalt road flattening equipment | |
| CN215252162U (en) | Asphalt paving device for road and bridge engineering construction | |
| CN209412656U (en) | A kind of novel adjustable road roller vehicle frame | |
| CN216141869U (en) | Repair device for asphalt pavement for engineering | |
| CN113389568A (en) | Tunneling trolley | |
| CN219910633U (en) | Drilling device with protection function for preventing and controlling water in coal mine | |
| CN212388626U (en) | Miniature diesel four-wheel drive loader | |
| CN219707001U (en) | Hydraulic engineering construction is with supplementary skip that drags | |
| CN210657891U (en) | Local flattening device for asphalt pavement restoration | |
| CN212955999U (en) | Retaining device for paving garden roadbed | |
| CN218324230U (en) | House building engineering rail guard with guard action | |
| CN219032878U (en) | Local pavement subsidence prosthetic devices | |
| CN216689450U (en) | Highway subgrade side slope protective structure | |
| CN218911205U (en) | Eye-catching roadblock for bridge and highway maintenance | |
| CN219732035U (en) | Ecological guard plate of strong weathered rock side slope of highway engineering | |
| CN219218746U (en) | Mine building safety guard rail | |
| CN213296002U (en) | Protection device based on asphalt sprays construction pollution curb | |
| CN214497300U (en) | Rail guard for highway engineering easy to assemble | |
| CN217966986U (en) | Fracturing unit truck plunger pump maintenance platform | |
| CN219299333U (en) | Protection device for coal mining of coal mine | |
| CN212294658U (en) | Hand-push type pile cutting machine for constructional engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |