CN215889430U - Anti-falling device for structural engineering - Google Patents
Anti-falling device for structural engineering Download PDFInfo
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- CN215889430U CN215889430U CN202121381963.2U CN202121381963U CN215889430U CN 215889430 U CN215889430 U CN 215889430U CN 202121381963 U CN202121381963 U CN 202121381963U CN 215889430 U CN215889430 U CN 215889430U
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Abstract
The utility model provides a falling-preventing device for structural engineering, which comprises: the device comprises a base, a first support, a crawling ladder, handrails, a platform, guardrails, a mounting plate, a winch, a lifting rope, a bearing frame, a protective net, a limiting wheel, a limiting groove, an anti-falling rope and a limiting cover; meanwhile, the operator and the lifted steel structure are prevented from falling, and the construction safety is ensured. Two hoists pass through the synchronizer control, carry simultaneously to bearing the frame and draw, reach the purpose of lifting by crane the steel construction, if bear the frame and fall suddenly, four prevent weighing down the rope and protect bearing the frame, when preventing weighing down the rope and spacing round of bottom contact, spacing round with prevent weighing down the rope and carry on spacingly, avoid bearing the frame and pound to ground, spacing cover and spacing groove are spacing to preventing weighing down the rope, avoid preventing weighing down rope and spacing round separation to ensure the function of preventing weighing down of spacing round, reach the purpose that the prevention device falls. The steel structure on bearing the frame is avoided landing by setting up the protection network, realizes preventing the function of weighing down to the steel construction that lifts by crane.
Description
Technical Field
The utility model relates to the technical field of anti-falling devices, in particular to an anti-falling device for structural engineering.
Background
At present, in the related art, most of the existing anti-falling devices are limited by clamping a ratchet wheel and a limiting rod, if the weight of a steel structure is too large, the limiting rod cannot limit the ratchet wheel, the ratchet wheel stops rotating, and the anti-falling function fails. Therefore, it is important to design a falling-preventing device for structural engineering to perform rigid limit, ensure the falling-preventing effect and improve the safety of the device and an operator.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art or the related art.
Therefore, the utility model provides an anti-falling device for structural engineering.
In view of the above, the present invention provides a fall-preventing device for structural engineering, comprising: the device comprises a base, a first support, a crawling ladder, handrails, a platform, guardrails, a mounting plate, a winch, a lifting rope, a bearing frame, a protective net, a limiting wheel, a limiting groove, an anti-falling rope and a limiting cover; one end of the first bracket is connected with the base; the crawling ladder and the base form a preset angle, one end of the crawling ladder is connected with the base, and the other end of the crawling ladder is connected with the other end of the first support; the two handrails are respectively fixed on the two sides of the ladder along the length direction of the ladder; the platform is parallel to the base and is connected with the first support; the guardrail is arranged along the circumferential direction of the platform and is simultaneously connected with the platform and the first support; the mounting plate is parallel to the base and connected with the first support; the two winches are respectively fixed on the bottom surface of the mounting plate; one end of each of the two lifting ropes is connected with the two winding drums respectively, and the two lifting ropes are wound on the outer sides of the two winding drums respectively; the bearing frame is parallel to the base and is simultaneously connected with the other ends of the two lifting ropes; the protective net is arranged along the circumferential direction of the bearing frame and is connected with the bearing frame; the limiting wheels are rotatably connected with the bearing frame, and the four limiting wheels are respectively fixed on two opposite side surfaces of the bearing frame; the four limiting grooves are respectively arranged on the side walls of the four limiting wheels along the circumferential direction of the limiting wheels; two ends of the anti-falling rope are simultaneously connected with the bottom surface of the mounting plate, the four anti-falling ropes are respectively wound on the outer sides of the four limiting wheels, and the four anti-falling ropes are respectively embedded into the four limiting grooves; the four limit covers are respectively arranged on the outer sides of the four limit wheels, the four limit covers are respectively connected with two side faces of the bearing frame, and the four anti-falling ropes respectively penetrate through the four limit covers.
In the technical scheme, firstly, one end of a first support is connected with a base to fix the first support and improve the stability of the first support; secondly, one end of the ladder stand is connected with the base by enabling the ladder stand to form a preset angle with the base, and the other end of the ladder stand is connected with the other end of the first support, so that an operator can conveniently climb to a high place; thirdly, the two handrails are respectively fixed on the two sides of the ladder stand along the length direction of the ladder stand, so that the support of an operator is facilitated, the safety of the operator is improved, and the operator is prevented from falling; thirdly, the platform is parallel to the base and is connected with the first support, so that the platform is fixed, the stability of the platform is improved, foot falling points are provided for operators, and the safety of the operators is guaranteed; thirdly, the guardrails are arranged along the circumferential direction of the platform and are simultaneously connected with the platform and the first support, so that the protection effect on an operator is realized, and the operator is prevented from falling from a high place; thirdly, the mounting plate is parallel to the base and is connected with the first support, so that the stability of the mounting plate is improved; thirdly, the two winches are symmetrically fixed at the high positions by respectively fixing the two winches on the bottom surface of the mounting plate; thirdly, one ends of the two lifting ropes are respectively connected with the two winding drums, the two lifting ropes are respectively wound on the outer sides of the two winding drums, and the lifting ropes are wound and unwound through the winch to change the extending lengths of the lifting ropes; thirdly, the bearing frame is parallel to the base and is simultaneously connected with the other ends of the two lifting ropes, and the bearing frame is lifted upwards through the lifting ropes, so that the bearing frame conveys the steel structure to a high place; thirdly, the protective net is arranged along the circumferential direction of the bearing frame and is connected with the bearing frame, so that the steel structure is blocked, the steel structure is prevented from sliding out of the gap of the bearing frame, and the steel structure is prevented from falling; thirdly, the four limiting wheels are respectively fixed on two opposite side surfaces of the bearing frame by rotatably connecting the limiting wheels with the bearing frame, so that the limiting wheels can rotate relative to the bearing frame, and the flexibility of the limiting wheels is improved; thirdly, the four limiting grooves are respectively arranged on the side walls of the four limiting wheels along the circumferential direction of the limiting wheels, so that the limiting wheels have a limiting function; thirdly, two ends of the falling-preventing rope are connected with the bottom surface of the mounting plate at the same time, the four falling-preventing ropes are respectively wound on the outer sides of the four limiting wheels and are respectively embedded into the four limiting grooves to limit the falling-preventing ropes, the falling-preventing ropes are prevented from falling out of the limiting grooves, the limiting effect of the falling-preventing ropes is achieved, and after the bearing frame falls, the limiting wheels limit the falling-preventing ropes, so that the technical effect of limiting the bearing frame is achieved, the bearing frame is prevented from falling, and the safety of the device is ensured; and thirdly, the two limit covers are respectively arranged at the outer sides of the two limit wheels and are respectively connected with the two side surfaces of the bearing frame, and the two anti-falling ropes respectively pass through the two limit covers so as to limit the anti-falling ropes, so that the anti-falling ropes are embedded into the limit grooves when the bearing frame falls down, and the technical effect of preventing the bearing frame from falling is realized. By adopting the connection mode, the structure is simple, the falling of the operator and the lifted steel structure is prevented, and the construction safety is ensured. Two hoists pass through the synchronizer control, carry simultaneously to bearing the frame and draw, reach the purpose of lifting by crane the steel construction, if bear the frame and fall suddenly, four prevent weighing down the rope and protect bearing the frame, when preventing weighing down the rope and spacing round of bottom contact, spacing round with prevent weighing down the rope and carry on spacingly, avoid bearing the frame and pound to ground, spacing cover and spacing groove are spacing to preventing weighing down the rope, avoid preventing weighing down rope and spacing round separation to ensure the function of preventing weighing down of spacing round, reach the purpose that the prevention device falls. The steel structure on bearing the frame is avoided landing by setting up the protection network, realizes preventing the function of weighing down to the steel construction that lifts by crane. The handrail prevents that the operator from falling when climbing, and the guardrail guarantees the security of operator during operation, and then reaches the purpose that the device was prevented weighing down comprehensively, improves the security of device, guarantees construction safety.
In addition, the anti-falling device for the structural engineering in the technical scheme provided by the utility model can also have the following additional technical characteristics:
in the above technical solution, preferably, the anti-falling device for structural engineering further includes: a second bracket; one end of the second support is connected with the base, and the other end of the second support is connected with the platform.
In this technical scheme, one end through making the second support is connected with the base, and the other end of second support is connected with the platform to further support the platform, improve the stability of platform, increase the support point position, make gravity share, in order to guarantee the joint strength of platform, in order to ensure operator's security.
In the above technical solution, preferably, the anti-falling device for structural engineering further includes: a pulley and a guide groove; the two pulleys are simultaneously fixed on the bottom surface of the mounting plate and are rotatably connected with the mounting plate; the two guide grooves are respectively arranged on the side walls of the two pulleys along the circumferential direction of the pulleys, and the two lifting ropes are respectively embedded into the two guide grooves.
In the technical scheme, the two pulleys are simultaneously fixed on the bottom surface of the mounting plate and are rotatably connected with the mounting plate, so that the flexibility of the pulleys is improved, and the pulleys can flexibly rotate relative to the mounting plate; through setting up on the lateral wall of two pulleys with two guide ways along the circumference of pulley respectively, and two lifting rope imbed respectively in two guide ways to carry out spacing direction to the lifting rope, share the traction force that the hoist engine received, avoid the effort direct action on the hoist engine, in order to ensure the joint strength of hoist engine, thereby improve the fixed stability of hoist engine, avoid the hoist engine to fall, thereby avoid bearing the frame, guarantee that steel construction lifts by crane work goes on smoothly.
In the above technical solution, preferably, the carrier includes: a bottom plate and a stop lever; the pin sets up along the circumference of bottom plate, and the pin is connected with the protection network.
In this technical scheme, through making the pin along the circumference setting of bottom plate, the pin is connected with the bottom plate, and the pin is connected with the protection network, replaces the baffle with pin and protection network, reduces the weight of bearing frame itself to the reduction is to the pulling force that promotes the structure, reduces the probability that bears the frame and the steel construction falls, hoisting device's security.
In above-mentioned technical scheme, preferably, spacing cover includes: the connecting plate, the first limiting plate, the second limiting plate and the limiting hole are arranged on the connecting plate; the connecting plates are perpendicular to the stop lever, and one ends of the two connecting plates are connected with the stop lever simultaneously; the first limiting plate is perpendicular to the connecting plates, the first limiting plate is connected with the other ends of the two connecting plates at the same time, and a gap exists between the first limiting plate and the limiting wheel; the second limiting plate is perpendicular to the first limiting plates and the connecting plate at the same time, and the second limiting plate is connected with the two first limiting plates at the same time; the two limiting holes penetrate through the second limiting plate; the anti-falling rope is wound on the outer side of the limiting wheel, two ends of the anti-falling rope penetrate through the two limiting holes respectively, and the two ends of the anti-falling rope are connected with the bottom surface of the mounting plate simultaneously.
In the technical scheme, one ends of two connecting plates are simultaneously connected with the stop lever by enabling the connecting plates to be perpendicular to the stop lever so as to fix the connecting plates on the stop lever; the first limiting plate is perpendicular to the connecting plates, the first limiting plate is connected with the other ends of the two connecting plates at the same time, and a gap exists between the first limiting plate and the limiting wheel, so that the anti-falling rope is limited, and the anti-falling rope is prevented from being separated from the limiting groove; the second limiting plate is perpendicular to the first limiting plate and the connecting plate, the second limiting plate is connected with the two first limiting plates, and the two limiting holes penetrate through the second limiting plate, so that the anti-falling rope is further limited; the anti-falling rope is wound outside the limiting wheels, two ends of the anti-falling rope penetrate through the two limiting holes respectively, and then are connected with the bottom surface of the mounting plate, so that the bearing frame is ensured to be in the up-down lifting process, at least part of the anti-falling rope is embedded into the limiting grooves of the limiting wheels, the anti-falling rope limits the limiting wheels after the bearing frame falls, the limiting wheels are prevented from continuing to move downwards, the bearing frame is prevented from continuing to move downwards, the safety of the device is guaranteed, and the anti-falling purpose of the device is achieved.
In the above technical solution, preferably, the anti-falling device for structural engineering further includes: a reinforcing rod; the reinforcing rods are at a preset angle with the first support, the two reinforcing rods are respectively located on two sides of the first support, one ends of the two reinforcing rods are connected with the ground simultaneously, and the other ends of the two reinforcing rods are connected with the first support simultaneously.
In this technical scheme, be predetermined angle through making anchor strut and first support, two anchor struts are located the both sides of first support respectively, and the one end of two anchor struts is connected with ground simultaneously, and the other end of two anchor struts is connected with first support simultaneously to support and support first support in the both sides of first support, improve the stability of first support, thereby avoid the whole upset of device, empty, improve the stability of device, in order to improve the security of device.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 shows a schematic structural view of a safety brake device for construction engineering according to an exemplary embodiment of the utility model;
FIG. 2 is an enlarged view at A of the construction diagram of the safety brake device for construction engineering in FIG. 1 according to one exemplary embodiment of the utility model;
FIG. 3 shows a schematic structural view of a safety brake device for structural engineering according to a further exemplary embodiment of the utility model;
FIG. 4 is an enlarged view at B of the schematic structural view of the safety brake device for construction engineering in FIG. 3 according to an exemplary embodiment of the utility model;
FIG. 5 is an enlarged view at C of the construction diagram of the safety brake device for construction engineering in FIG. 3 according to an exemplary embodiment of the utility model;
wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:
the lifting device comprises a base 10, a first support 12, a ladder 14, a handrail 16, a platform 18, a guardrail 20, a mounting plate 22, a winch 24, a lifting rope 26, a bearing frame 28, a soleplate 281, a stop lever 282, a protective net 30, a limiting wheel 32, a limiting groove 34, a falling-preventing rope 36, a limiting cover 38, a connecting plate 381, a first limiting plate 382, a second limiting plate 383, a limiting hole 384, a second support 40, a pulley 42, a guide groove 44 and a reinforcing rod 46.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The fall arrest device for structural engineering according to some embodiments of the present invention will now be described with reference to fig. 1 to 5.
In an embodiment of the present invention, as shown in fig. 1 to 5, the present invention provides a fall arrest device for structural engineering, comprising: the device comprises a base 10, a first bracket 12, a ladder stand 14, a handrail 16, a platform 18, a guardrail 20, a mounting plate 22, a winch 24, a lifting rope 26, a carrier 28, a protective net 30, a limiting wheel 32, a limiting groove 34, a falling prevention rope 36 and a limiting cover 38; one end of the first bracket 12 is connected with the base 10; the ladder 14 and the base 10 form a preset angle, one end of the ladder 14 is connected with the base 10, and the other end of the ladder 14 is connected with the other end of the first bracket 12; the two handrails 16 are respectively fixed on the two sides of the ladder stand 14 along the length direction of the ladder stand 14; the platform 18 is parallel to the base 10, and the platform 18 is connected with the first bracket 12; the guardrail 20 is arranged along the circumference of the platform 18, and the guardrail 20 is connected with the platform 18 and the first bracket 12 at the same time; the mounting plate 22 is parallel to the base 10, and the mounting plate 22 is connected with the first bracket 12; the two winches 24 are respectively fixed on the bottom surface of the mounting plate 22; one end of each of the two lifting ropes 26 is connected with the two winding drums, and the two lifting ropes 26 are wound on the outer sides of the two winding drums respectively; the bearing frame 28 is parallel to the base 10, and the bearing frame 28 is simultaneously connected with the other ends of the two lifting ropes 26; the protective net 30 is arranged along the circumferential direction of the carrier 28, and the protective net 30 is connected with the carrier 28; the limiting wheels 32 are rotatably connected with the bearing frame 28, and the four limiting wheels 32 are respectively fixed on two opposite side surfaces of the bearing frame 28; the four limiting grooves 34 are respectively arranged on the side walls of the four limiting wheels 32 along the circumferential direction of the limiting wheels 32; two ends of the anti-falling rope 36 are connected with the bottom surface of the mounting plate 22 at the same time, four anti-falling ropes 36 are respectively wound on the outer sides of the four limiting wheels 32, and the four anti-falling ropes 36 are respectively embedded into the four limiting grooves 34; the four limiting covers 38 are respectively arranged at the outer sides of the four limiting wheels 32, the four limiting covers 38 are respectively connected with two side surfaces of the bearing frame 28, and the four anti-falling ropes 36 respectively penetrate through the four limiting covers 38.
In this embodiment, first, by connecting one end of the first bracket 12 with the base 10 to fix the first bracket 12, the stability of the first bracket 12 is improved; secondly, one end of the ladder stand 14 is connected with the base 10 and the other end of the ladder stand 14 is connected with the other end of the first bracket 12 by making the ladder stand 14 and the base 10 form a predetermined angle, so that an operator can conveniently climb to a high place; thirdly, the two handrails 16 are respectively fixed on the two sides of the ladder stand 14 along the length direction of the ladder stand 14, so that the operator can conveniently support the handrail, the safety of the operator is improved, and the operator is prevented from falling; thirdly, the platform 18 is parallel to the base 10, and the platform 18 is connected with the first support 12, so that the platform 18 is fixed, the stability of the platform 18 is improved, a foot-landing point is provided for an operator, and the safety of the operator is ensured; thirdly, the guard rails 20 are arranged along the circumferential direction of the platform 18, and the guard rails 20 are connected with the platform 18 and the first support 12 at the same time, so that the protection effect on an operator is realized, and the operator is prevented from falling from a high place; thirdly, the mounting plate 22 is parallel to the base 10, and the mounting plate 22 is connected with the first bracket 12, so that the stability of the mounting plate 22 is improved; thirdly, the winding machines 24 include winding reels, and the two winding machines 24 are symmetrically fixed at high positions by respectively fixing the two winding machines 24 on the bottom surfaces of the mounting plates 22; thirdly, one ends of the two lifting ropes 26 are respectively connected with the two winding drums, the two lifting ropes 26 are respectively wound on the outer sides of the two winding drums, and the lifting ropes 26 are wound and unwound through the winch 24, so that the extending length of the lifting ropes 26 is changed; thirdly, by making the bearing frame 28 parallel to the base 10 and simultaneously connecting the bearing frame 28 with the other ends of the two lifting ropes 26, the bearing frame 28 is lifted upwards through the lifting ropes 26, so that the bearing frame 28 conveys the steel structure to a high position; thirdly, the protective net 30 is arranged along the circumferential direction of the bearing frame 28, and the protective net 30 is connected with the bearing frame 28, so that the steel structure is blocked, the steel structure is prevented from sliding out of the gap of the bearing frame 28, and the steel structure is prevented from falling; thirdly, the four limiting wheels 32 are respectively fixed on two opposite side surfaces of the bearing frame 28 by rotatably connecting the limiting wheels 32 with the bearing frame 28, so that the limiting wheels 32 can rotate relative to the bearing frame 28, and the flexibility of the limiting wheels 32 is improved; thirdly, the four limiting grooves 34 are respectively arranged on the side walls of the four limiting wheels 32 along the circumferential direction of the limiting wheels 32, so that the limiting wheels 32 have a limiting function; thirdly, two ends of the anti-falling rope 36 are connected with the bottom surface of the mounting plate 22 at the same time, the four anti-falling ropes 36 are respectively wound outside the four limiting wheels 32, and the four anti-falling ropes 36 are respectively embedded into the four limiting grooves 34 to limit the anti-falling ropes 36, so that the anti-falling ropes 36 are prevented from falling out of the limiting grooves 34, the limiting effect on the anti-falling ropes 36 is realized, when the bearing frame 28 falls, the limiting wheels 32 limit the anti-falling ropes 36, the technical effect of limiting the bearing frame 28 is realized, the bearing frame 28 is prevented from falling, and the safety of the device is ensured; thirdly, the two limiting covers 38 are respectively arranged outside the two limiting wheels 32, the two limiting covers 38 are respectively connected with two side surfaces of the bearing frame 28, and the two anti-falling ropes 36 respectively penetrate through the two limiting covers 38 to limit the anti-falling ropes 36, so that when the bearing frame 28 falls, the anti-falling ropes 36 are embedded into the limiting grooves 34, and the technical effect of preventing the bearing frame 28 from falling is achieved. By adopting the connection mode, the structure is simple, the falling of the operator and the lifted steel structure is prevented, and the construction safety is ensured. Two hoists 24 pass through the synchronizer control, carry out the lifting to bearing frame 28 simultaneously, reach the purpose of lifting by crane the steel construction, if bear frame 28 and fall suddenly, four prevent weighing down rope 36 and protect bearing frame 28, when preventing weighing down rope 36 and spacing wheel 32's bottom contact, spacing wheel 32 with prevent weighing down rope 36 and carry on spacingly, avoid bearing frame 28 to pound to ground, spacing cover 38 and spacing groove 34 are spacing to preventing weighing down rope 36, avoid preventing weighing down rope 36 and spacing wheel 32 separation, thereby ensure spacing wheel 32's the function of preventing weighing down, reach the purpose that the prevention device falls. The protective net 30 is arranged to prevent the steel structure on the bearing frame 28 from sliding down, so that the function of preventing the lifted steel structure from falling is realized. The handrail 16 prevents that the operator from falling when climbing, and the safety of operator during operation is guaranteed to guardrail 20, and then reaches the purpose that the device was whole to prevent weighing down, improves the security of device, guarantees construction safety.
In addition, the anti-falling device for the structural engineering in the technical scheme provided by the utility model can also have the following additional technical characteristics:
in one embodiment of the present invention, preferably, as shown in fig. 1 and 3, the fall preventing device for structural engineering further includes: a second bracket 40; one end of the second bracket 40 is connected with the base 10, and the other end of the second bracket 40 is connected with the platform 18.
In this embodiment, one end of the second support 40 is connected to the base 10, and the other end of the second support 40 is connected to the platform 18, so as to further support the platform 18, improve the stability of the platform 18, increase the supporting points, share the gravity, and ensure the connection strength of the platform 18, thereby ensuring the safety of the operator.
In one embodiment of the present invention, preferably, as shown in fig. 1, 3 and 5, the fall preventing device for structural engineering further includes: pulley 42 and guide groove 44; the two pulleys 42 are simultaneously fixed on the bottom surface of the mounting plate 22, and the pulleys 42 are rotatably connected with the mounting plate 22; two guide grooves 44 are provided on the side walls of the two pulleys 42 in the circumferential direction of the pulleys 42, respectively, and the two lifting ropes 26 are fitted into the two guide grooves 44, respectively.
In this embodiment, by fixing two pulleys 42 on the bottom surface of the mounting plate 22 at the same time, and rotatably connecting the pulleys 42 with the mounting plate 22, the flexibility of the pulleys 42 is improved, so that the pulleys 42 can rotate flexibly relative to the mounting plate 22; through setting up on the lateral wall of two pulleys 42 along pulley 42's circumference respectively with two guide way 44, and two lifting rope 26 imbed respectively in two guide way 44, to carry out spacing can lead to lifting rope 26, share the traction force that hoist engine 24 received, avoid the effort directly to act on hoist engine 24, in order to ensure hoist engine 24's joint strength, thereby improve the fixed stability of hoist engine 24, avoid hoist engine 24, thereby avoid bearing frame 28, guarantee that steel construction lifts by crane work goes on smoothly.
In one embodiment of the present invention, preferably, as shown in fig. 1 and 3, the carrier 28 includes: a bottom plate 281 and a stop lever 282; the bars 282 are arranged along the circumference of the bottom plate 281, the bars 282 are connected with the bottom plate 281, and the bars 282 are connected with the protection net 30.
In this embodiment, by arranging the blocking bars 282 along the circumference of the bottom plate 281, the blocking bars 282 are connected with the bottom plate 281, and the blocking bars 282 are connected with the protection net 30, and the blocking plates are replaced by the blocking bars 282 and the protection net 30, so that the weight of the loading frame 28 itself is reduced, the pulling force on the lifting structure is reduced, the probability of falling of the loading frame 28 and the steel structure is reduced, and the safety of the lifting device is improved.
In one embodiment of the present invention, preferably, as shown in fig. 2 and 4, the position restricting cover 38 includes: a connecting plate 381, a first limit plate 382, a second limit plate 383, and a limit hole 384; the connecting plates 381 are perpendicular to the stop lever 282, and one end of each of the two connecting plates 381 is connected to the stop lever 282; the first limit plate 382 is perpendicular to the connecting plates 381, the first limit plate 382 is connected with the other ends of the two connecting plates 381, and a gap exists between the first limit plate 382 and the limit wheel 32; the second limiting plate 383 is perpendicular to the first limiting plates 382 and the connecting plate 381 at the same time, and the second limiting plate 383 is connected with the two first limiting plates 382 at the same time; the two limiting holes 384 penetrate the second limiting plate 383; wherein, the anti-falling rope 36 is wound outside the limiting wheel 32, and after two ends of the anti-falling rope 36 respectively pass through the two limiting holes 384, the two ends of the anti-falling rope 36 are simultaneously connected with the bottom surface of the mounting plate 22.
In this embodiment, by making the link plates 381 perpendicular to the stop lever 282, one ends of the two link plates 381 are simultaneously connected to the stop lever 282 to fix the link plates 381 to the stop lever 282; by making the first limit plate 382 perpendicular to the connecting plates 381, the first limit plate 382 is connected with the other ends of the two connecting plates 381 at the same time, and a gap exists between the first limit plate 382 and the limit wheel 32, so as to limit the anti-falling rope 36 and prevent the anti-falling rope 36 from being separated from the limit groove 34; the second limit plate 383 is perpendicular to the first limit plates 382 and the connecting plate 381 at the same time, the second limit plate 383 is connected with the two first limit plates 382 at the same time, and the two limit holes 384 penetrate through the second limit plate 383 to further limit the anti-falling rope 36; the anti-falling rope 36 is wound outside the limiting wheel 32, two ends of the anti-falling rope 36 penetrate through the two limiting holes 384 respectively, and then two ends of the anti-falling rope 36 are connected with the bottom surface of the mounting plate 22 at the same time, so that the bearing frame 28 is ensured to be at least partially embedded into the limiting groove 34 of the limiting wheel 32 in the up-and-down lifting process, the anti-falling rope 36 is ensured to limit the limiting wheel 32 after the bearing frame 28 falls, the limiting wheel 32 is prevented from continuing to move downwards, namely the bearing frame 28 is prevented from continuing to fall, the safety of the device is ensured, and the anti-falling purpose of the device is achieved.
In one embodiment of the present invention, preferably, as shown in fig. 1 and 3, the fall preventing device for structural engineering further includes: a reinforcing rod 46; the reinforcing rods 46 are formed at a predetermined angle with respect to the first support 12, two reinforcing rods 46 are respectively disposed at both sides of the first support 12, one ends of the two reinforcing rods 46 are simultaneously connected to the ground, and the other ends of the two reinforcing rods 46 are simultaneously connected to the first support 12.
In this embodiment, by making the reinforcing rods 46 at a predetermined angle with respect to the first support 12, two reinforcing rods 46 are respectively located at both sides of the first support 12, one ends of the two reinforcing rods 46 are simultaneously connected with the ground, and the other ends of the two reinforcing rods 46 are simultaneously connected with the first support 12, so as to support and support the first support 12 at both sides of the first support 12, thereby improving the stability of the first support 12, preventing the whole device from turning over and toppling over, and improving the stability of the device, so as to improve the safety of the device.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a safety device for structural engineering which characterized in that, safety device for structural engineering includes:
a base;
one end of the first bracket is connected with the base;
the crawling ladder and the base form a preset angle, one end of the crawling ladder is connected with the base, and the other end of the crawling ladder is connected with the other end of the first support;
the two handrails are respectively fixed on two sides of the ladder stand along the length direction of the ladder stand;
the platform is parallel to the base and is connected with the first support;
the guardrail is arranged along the circumferential direction of the platform and is simultaneously connected with the platform and the first support;
the mounting plate is parallel to the base and connected with the first support;
the winding drums comprise winding drums, and the two winding drums are respectively fixed on the bottom surfaces of the mounting plates;
one end of each of the two lifting ropes is connected with the two winding drums respectively, and the two lifting ropes are wound on the outer sides of the two winding drums respectively;
the bearing frame is parallel to the base and is simultaneously connected with the other ends of the two lifting ropes;
the protective net is arranged along the circumferential direction of the bearing frame and is connected with the bearing frame;
the limiting wheels are rotatably connected with the bearing frame, and the four limiting wheels are respectively fixed on two opposite side surfaces of the bearing frame;
the four limiting grooves are respectively arranged on the side walls of the four limiting wheels along the circumferential direction of the limiting wheels;
the two ends of the anti-falling rope are connected with the bottom surface of the mounting plate at the same time, the four anti-falling ropes are respectively wound on the outer sides of the four limiting wheels, and the four anti-falling ropes are respectively embedded into the four limiting grooves;
the limiting covers are arranged on the outer sides of the four limiting wheels respectively, the four limiting covers are connected with the two side faces of the bearing frame respectively, and the four anti-falling ropes penetrate through the four limiting covers respectively.
2. The fall arrest device for structural engineering according to claim 1, characterized in that it further comprises:
and one end of the second support is connected with the base, and the other end of the second support is connected with the platform.
3. The fall arrest device for structural engineering according to claim 1, characterized in that it further comprises:
the two pulleys are simultaneously fixed on the bottom surface of the mounting plate and are in rotating connection with the mounting plate;
the two guide grooves are formed in the side walls of the two pulleys along the circumferential direction of the pulleys respectively, and the two lifting ropes are embedded into the two guide grooves respectively.
4. The fall arrest device for structural engineering according to claim 1, characterized in that the carrier comprises:
a base plate;
the stop lever, the stop lever is followed the circumference setting of bottom plate, the stop lever with the bottom plate is connected, just the stop lever with the protection network is connected.
5. The fall arrest device for structural engineering according to claim 4, wherein the cage comprises:
the connecting plates are perpendicular to the stop rods, and one ends of the two connecting plates are connected with the stop rods simultaneously;
the first limiting plate is perpendicular to the connecting plates, the first limiting plate is connected with the other ends of the two connecting plates at the same time, and a gap exists between the first limiting plate and the limiting wheel;
the second limiting plate is perpendicular to the first limiting plates and the connecting plate at the same time and is connected with the two first limiting plates at the same time;
the two limiting holes penetrate through the second limiting plate;
the anti-falling rope is wound on the outer side of the limiting wheel, two ends of the anti-falling rope penetrate through the limiting holes respectively, and the two ends of the anti-falling rope are connected with the bottom surface of the mounting plate simultaneously.
6. A fall arrest device for structural engineering according to any one of claims 1 to 5, characterised in that it further comprises:
the reinforcing rods are arranged at preset angles with the first support, the two reinforcing rods are respectively arranged on two sides of the first support, one ends of the two reinforcing rods are simultaneously connected with the ground, and the other ends of the two reinforcing rods are simultaneously connected with the first support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381963.2U CN215889430U (en) | 2021-06-22 | 2021-06-22 | Anti-falling device for structural engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381963.2U CN215889430U (en) | 2021-06-22 | 2021-06-22 | Anti-falling device for structural engineering |
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| Publication Number | Publication Date |
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| CN215889430U true CN215889430U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121381963.2U Active CN215889430U (en) | 2021-06-22 | 2021-06-22 | Anti-falling device for structural engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288454A (en) * | 2022-07-29 | 2022-11-04 | 滕州建工建设集团有限公司 | Prilling tower steel space frame construction platform |
-
2021
- 2021-06-22 CN CN202121381963.2U patent/CN215889430U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288454A (en) * | 2022-07-29 | 2022-11-04 | 滕州建工建设集团有限公司 | Prilling tower steel space frame construction platform |
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Effective date of registration: 20230613 Address after: Building A, No. 181 Nanwu Road, Heping District, Shenyang City, Liaoning Province, 110000 Patentee after: Liaoning Construction and Installation Group Co.,Ltd. Address before: 115000 4-2-1, No. 14, Zone C, Honghai new area, Jinhai street, Bayuquan District, Yingkou City, Liaoning Province Patentee before: Li Zhaodan |
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