CN115075529B - Lifting device for underground engineering construction - Google Patents
Lifting device for underground engineering construction Download PDFInfo
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- CN115075529B CN115075529B CN202210807233.7A CN202210807233A CN115075529B CN 115075529 B CN115075529 B CN 115075529B CN 202210807233 A CN202210807233 A CN 202210807233A CN 115075529 B CN115075529 B CN 115075529B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
- E04G1/22—Scaffolds having a platform on an extensible substructure, e.g. of telescopic type or with lazy-tongs mechanism
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/10—Steps or ladders specially adapted for scaffolds
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The application discloses a lifting device for underground engineering construction, in particular to the field of underground construction, which comprises an accident prevention mechanism and a danger induction mechanism, wherein the accident prevention mechanism is arranged on one side of the danger induction mechanism, the bottom end of the danger induction mechanism is provided with a lifting mechanism, and one side of the lifting mechanism is provided with an escape mechanism; the accident prevention mechanism comprises three curved surface protection frames, one side of each curved surface protection frame is fixedly connected with a corresponding positioning ring block, the inner sides of the positioning ring blocks are inserted with auxiliary inserting rods, the protection air bags extrude the second X-shaped supporting plates through pressing rods, the second X-shaped supporting plates expand outwards through auxiliary sliding ways, the second X-shaped supporting plates drive the first X-shaped supporting plates to expand outwards synchronously through linkage rods, and the first X-shaped supporting plates extrude positioning ropes to enable the positioning ropes at the upper ends to break loose the surfaces of the second positioning blocks.
Description
Technical Field
The application relates to the technical field of underground construction, in particular to a lifting device for underground engineering construction.
Background
Underground engineering refers to underground civil engineering built under the ground for developing and utilizing underground space resources, and comprises underground houses and underground structures, underground railways, highway tunnels, underwater tunnels, underground common ditches, street-crossing underground passages and the like, lifting equipment is needed for transportation in the construction of the underground engineering, so that the construction of the underground engineering is convenient, the underground engineering construction mainly comprises an open excavation method and a cover excavation reverse method, the open excavation method mainly comprises a shield method, an overseas new Olympic method and a domestic shallow buried underground excavation method, and the underground excavation method reduces the disassembly, does not interrupt traffic, has little interference on the ground environment and is widely applied to the underground engineering.
The undermining method is called as a space-time effect construction method, the theoretically calculated rock-soil space-time effect is reliable under normal conditions, but due to the complexity and variability of geology, the limitation of exploration data, the coupling of peripheral emergencies and the variability of rock-soil indexes in the construction process, too many risk sources of underground engineering accidents are integrated;
in the process of the underground construction method, since the existing lifting device for underground engineering construction uses hydraulic pressure to realize the up-and-down movement of the supporting seat, if the rock and soil are mutated and then partially collapse occurs in the process, the lower staff is easy to be dangerous because the reaction speed of the people is not fast enough, the other lifting device for underground engineering construction is directly provided with a shelter, and because many works of underground engineering construction are required to have wider visual fields and can be carried out, the equipment can prevent the work of the staff from being carried out, so we propose the lifting device for underground engineering construction.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the embodiment of the application provides a lifting device for underground engineering construction, which is fixed with an auxiliary sliding column through a lowest group of curved surface protection frames, and is used as a supporting base point of three groups of curved surface protection frames, then the other two groups of curved surface protection frames complete bending through an auxiliary inserting rod and a rubber pull rope, and an elastic pull rod drives the uppermost layer of curved surface protection frames to move to a height which is higher than that of the lowest group of curved surface protection frames, and compared with the lowest group of curved surface protection frames, the three groups of curved surface protection frames are in a curved shape, and if a worker does not raise his head down to touch the curved surface protection frames, a protective airbag positioned below buffers the impact of contact of the two curved surface protection frames, so that the safety protection of the worker is automatically completed under the condition of not interfering the visual field of the worker, and the problem in the background art is solved.
In order to achieve the above purpose, the present application provides the following technical solutions: the lifting device for underground engineering construction comprises an accident prevention mechanism and a danger induction mechanism, wherein the accident prevention mechanism is arranged on one side of the danger induction mechanism, the bottom end of the danger induction mechanism is provided with the lifting mechanism, and one side of the lifting mechanism is provided with an escape mechanism;
the accident prevention mechanism comprises three curved surface protection frames, one side of each of the three curved surface protection frames is fixedly connected with a corresponding number of positioning circular blocks, the inner sides of the three positioning circular blocks are inserted with auxiliary inserting rods, the outer surfaces of the auxiliary inserting rods are wound with rubber pull ropes, the three curved surface protection frames are arranged in a connected state by winding the rubber pull ropes on the outer surfaces of the auxiliary inserting rods, limiting nuts are connected at the joints of the auxiliary inserting rods and the rubber pull ropes in a threaded manner, the top ends of one group of the curved surface protection frames are hinged with elastic pull rods, the bottom ends of the three groups of the curved surface protection frames are fixedly connected with protection air bags, and the bottom ends of one group of the protection air bags are fixedly connected with compression rods;
the dangerous induction mechanism comprises two groups of hollow fixed clamping frames, the two groups of telescopic sliding columns are inserted into the inner cavities of the hollow fixed clamping frames, rubber sealing rings are arranged at the joints of the hollow fixed clamping frames and the telescopic sliding columns, limiting clamping blocks are connected with the joints of the hollow fixed clamping frames and the telescopic sliding columns in a threaded mode, end support frames are fixedly connected to the top ends of the telescopic sliding columns, clamping grooves are formed in one sides of the end support frames, and the elastic pull rods are hinged to the bottom ends of the end support frames.
The beneficial effects of adopting the further scheme are as follows: the curved surface protection frame of the bottommost group is fixed with auxiliary slide column, and it is as the supporting base point of three group's curved surface protection frames, then two other group's curved surface protection frames accomplish the buckling through auxiliary inserted bar and rubber stay cord, the elasticity pull rod drives the height that the curved surface protection frame of the topmost removed, compare in the curved surface protection frame of bottommost group, high-rice, three group's curved surface protection frames are curve pattern, if the staff is not raised the head carelessly and has touched curved surface protection frame, then the impact that both contacts is buffered to the protection gasbag that is located the below to realized under the condition that does not disturb staff's field of vision, accomplish the safety protection to the staff automatically.
In a preferred embodiment, the danger sensing mechanism further comprises a first buckle frame, the first buckle frame is sleeved on the outer surface of the telescopic sliding column, and a fixing frame is fixedly connected to the outer side of the first buckle frame.
The beneficial effects of adopting the further scheme are as follows: the end support frame and the toughened plate thereof are impacted by weight preferentially and slide downwards in the inner cavity of the hollow fixed clamping frame, and the end support frame drives the curved surface protection frame to bend downwards through the elastic pull rod.
In a preferred embodiment, an auxiliary sliding column is inserted into the fixing frame, a corresponding buckle is sleeved on the outer side of the auxiliary sliding column, and an input end of the telescopic sliding column, which is positioned in the inner cavity of the hollow fixing clamping frame, is electrically connected with a pneumatic pump.
The beneficial effects of adopting the further scheme are as follows: the first buckle frame and the fixing frame are limited by the auxiliary sliding column through the corresponding buckle and the lifting frame, limiting of the downward moving position of the end support frame is completed, and the end support frame is moved to the upper surface of the first buckle frame.
In a preferred embodiment, the lifting mechanism comprises an operation support frame arranged at the bottom ends of the two groups of hollow fixing clamping frames, the bottom ends of the operation support frames are fixedly connected with two groups of lifting frames for lifting, the lifting frames are composed of a plurality of hinge assemblies, and auxiliary support air rods are arranged between every two hinge assemblies.
The beneficial effects of adopting the further scheme are as follows: after the end support frame moves down to the upper surface position of the first buckle frame, the curved surface protection frame of the lowest group is fixed with the auxiliary sliding column and serves as a supporting base point of the three groups of curved surface protection frames, and the other two groups of curved surface protection frames are bent through the auxiliary inserting rod and the rubber pull rope.
In a preferred embodiment, the lifting mechanism further comprises an auxiliary supporting air rod positioned at the bottom end of the operation support frame, the bottom end fixedly connected with of the hydraulic pump is provided with a support base, two groups of lifting frames and the support base are in hinged state, the corresponding buckle is fixedly connected to the outer surface of the hinge assembly at the highest position, one side of the support base is welded with a slide rod, a slide hole is formed in the corresponding buckle, the slide rod is inserted into the slide hole of the corresponding buckle, a limit rubber sleeve is arranged at the joint of the slide rod and the corresponding buckle, and the corresponding buckle is arranged in a sliding state on the outer surface of the slide rod.
The beneficial effects of adopting the further scheme are as follows: the staff climbs the frame climbing to operation support frame inner chamber department through fleing, and here supplementary commentaries on classics piece uses second buckle frame junction to be the fulcrum, and this point is fixed, and supplementary commentaries on classics piece is rotatory around this point, and supplementary commentaries on classics piece is rotatory to drive flees to climb the frame and move down to ground.
In a preferred embodiment, the escape mechanism comprises a first support climbing frame fixedly connected to the outer surface of the operation support frame, a second buckle frame is fixedly connected to one side of the first support climbing frame, an auxiliary rotating block is hinged to one side of the second buckle frame, an escape climbing frame is hinged to the outer surface of the auxiliary rotating block, and an auxiliary positioning clamping plate is clamped to the outer side of the first support climbing frame.
The beneficial effects of adopting the further scheme are as follows: the rotating support rod drives the escape climbing frame to fold with the first support climbing frame, and then the positioning ropes are buckled on two sides of the support round wheels of the second positioning blocks, the positioning ropes are attached to the first X-shaped support plates, the escape climbing frame is received, the escape climbing frame is prevented from sinking due to damage of a lifting type mechanism, and the escape climbing frame is damaged by external pressure.
In a preferred embodiment, one side of the escape climbing frame is hinged with a rotary supporting rod, one side of the rotary supporting rod is rotationally connected with a positioning ring column, one end of the positioning ring column is rotationally connected with a first positioning block, two sides of the first positioning block are rotationally connected with a first supporting round wheel, the outer surface of the supporting round wheel of the positioning ring column is meshed with a positioning rope, and the first positioning block is fixedly connected to one side of the operation supporting frame.
The beneficial effects of adopting the further scheme are as follows: the positioning rope is attached to the first X-shaped supporting plate, the escape climbing frame is received, and the escape climbing frame is prevented from being damaged and sinking due to disasters and lifting type mechanisms, so that the escape climbing frame is damaged by external pressure.
In a preferred embodiment, the escape mechanism further comprises a second positioning block fixedly connected to the surface of the operation support frame, the second positioning block is located above the first positioning block, two sides of the second positioning block are rotationally connected with second support round wheels, a first X-shaped support plate is arranged on the inner surface of the positioning rope in a fitting mode, a linkage rod is inserted into the inner side of the first X-shaped support plate, the first X-shaped support plate is provided with a second X-shaped support plate through the linkage rod, the second X-shaped support plate is fixedly connected to the bottom end of the pressing rod, a positioning seat is fixedly connected to the top end of the operation support frame, an auxiliary slide rail is arranged at the upper end of the positioning seat, the second X-shaped support plate is connected to the top end of the operation support frame positioning seat in a sliding mode, and the positioning rope is sleeved on two sides of the second positioning block.
The beneficial effects of adopting the further scheme are as follows: the escape climbing frame is made of light metal, the weight of the escape climbing frame is light, after a worker climbs to the position of the operation support frame, the worker manually pulls one side of the positioning rope, and the positioning rope is meshed with the positioning ring column, so that the positioning rope can complete transmission motion of a transmission belt type on the outer surface of the positioning ring column.
The application has the technical effects and advantages that:
1. the curved surface protection frames of the lowest group are fixed with the auxiliary sliding columns and serve as supporting base points of the three groups of curved surface protection frames, the other two groups of curved surface protection frames are bent through the auxiliary inserting rods and the rubber pull ropes, the elastic pull rods drive the uppermost curved surface protection frames to move to a height which is higher than that of the curved surface protection frames of the lowest group, and compared with the curved surface protection frames of the lowest group, the curved surface protection frames of the three groups are in a curved pattern, if workers do not raise heads to touch the curved surface protection frames at the heart, the protective air bags located below buffer the impact of the two curved surface protection frames, so that the safety protection of the workers is automatically completed under the condition of not interfering the visual field of the workers;
2. the protection gasbag extrudes the second X-shaped supporting plate through the pressing rod, and the second X-shaped supporting plate outwards expands through the auxiliary slideway, and then the second X-shaped supporting plate drives the synchronous outwards expansion of the first X-shaped supporting plate through the gangbar, and the first X-shaped supporting plate extrudes the positioning rope, so that the positioning rope at the upper end breaks loose from the surface of the second positioning block, and the escape climbing frame is put down, thereby improving the survival rate.
Drawings
Fig. 1 is a schematic structural view of the accident prevention mechanism of the present application.
Fig. 2 is a schematic structural view of a rotary strut according to the present application.
Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present application.
Fig. 4 is an enlarged view of the B-section structure of fig. 2 according to the present application.
Fig. 5 is a schematic structural view of the auxiliary strut of the present application.
FIG. 6 is a schematic structural view of a curved surface protection frame according to the present application.
Fig. 7 is an enlarged view of the C-section structure of fig. 6 according to the present application.
The reference numerals are: 1. an accident prevention mechanism; 101. a curved surface protection frame; 102. positioning the ring block; 103. an auxiliary inserting rod; 104. a rubber pull rope; 105. an elastic pull rod; 106. a protective airbag; 107. a compression bar; 2. a hazard induction mechanism; 201. a hollow fixing clamping frame; 202. a limit clamping block; 203. a telescoping strut; 204. a first buckle frame; 205. a fixing frame; 206. an end support; 207. an auxiliary strut; 208. corresponding buckles; 3. a lifting mechanism; 301. operating the support frame; 302. a hydraulic pump; 303. a lifting frame; 304. an auxiliary support air bar; 305. a slideway rod; 306. a support base; 4. an escape mechanism; 401. a first support climbing frame; 402. the second buckle frame; 403. auxiliary positioning clamping plates; 404. an escape climbing frame; 405. an auxiliary rotating block; 406. a first positioning block; 407. positioning ropes; 408. a first X-shaped support plate; 409. a second positioning block; 410. a second X-shaped support plate; 411. positioning ring columns; 412. and rotating the supporting rod.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 5-7, example 1: the lifting mechanism 3 comprises an operation support frame 301 arranged at the bottom ends of two groups of hollow fixing clamping frames 201, the bottom ends of the operation support frame 301 are fixedly connected with two groups of lifting frames 303 used for lifting, each lifting frame 303 is composed of a plurality of hinge assemblies, an auxiliary supporting air rod 304 is arranged between every two hinge assemblies, the lifting mechanism 3 further comprises an auxiliary supporting air rod 304 positioned at the bottom ends of the operation support frame 301, a supporting base 306 is fixedly connected with the bottom ends of a hydraulic pump 302, the two groups of lifting frames 303 and the supporting base 306 are arranged in a hinged state, the corresponding clamping buckles 208 are fixedly connected to the outer surfaces of the hinge assemblies positioned at the highest positions, one side of the supporting base 306 is welded with a sliding rod 305, sliding holes are formed in the corresponding clamping buckles 208, the sliding rod 305 is inserted into the sliding holes of the corresponding clamping buckles 208, limiting rubber sleeves are arranged at the joints of the sliding rod 305 and the corresponding clamping buckles 208, and the outer surfaces of the sliding rod 305 are arranged in a sliding state.
It should be noted that, during the engineering, the hydraulic pump 302 is used as a driving source, the model of the hydraulic pump 302 is PVL12-14-65-F-1R, which is used as a driving source to drive the lifting frame 303 to expand outwards, so as to support the lifting of the operation support frame 301, the auxiliary support air bars 304 support the hinge assemblies in the two-by-two expanded states, and the staff can complete the working place of the required target by lifting at the position of the operation support frame 301.
Referring to fig. 1 and 6, embodiment 2: the lifting device for underground engineering construction comprises an accident prevention mechanism 1 and a danger induction mechanism 2, wherein the accident prevention mechanism 1 is arranged on one side of the danger induction mechanism 2, the bottom end of the danger induction mechanism 2 is provided with a lifting mechanism 3, and one side of the lifting mechanism 3 is provided with an escape mechanism 4;
the accident prevention mechanism 1 comprises three curved surface protection frames 101, wherein the number of the curved surface protection frames 101 is three, one side of the three curved surface protection frames 101 is fixedly connected with positioning circular blocks 102 with corresponding number, the inner sides of the three positioning circular blocks 102 are inserted with auxiliary inserting rods 103, the outer surfaces of the auxiliary inserting rods 103 are wound with rubber pull ropes 104, the three curved surface protection frames 101 are wound on the outer surfaces of the auxiliary inserting rods 103 through the rubber pull ropes 104 to be in a connection state, limiting nuts are connected at the connection positions of the auxiliary inserting rods 103 and the rubber pull ropes 104 in a threaded manner, the top ends of one curved surface protection frame 101 are hinged with elastic pull rods 105, the bottom ends of the three curved surface protection frames 101 are fixedly connected with protection air bags 106, and the bottom ends of one group of the protection air bags 106 are fixedly connected with compression rods 107;
the danger induction mechanism 2 comprises two groups of hollow fixed clamping frames 201, the inner cavities of the two groups of hollow fixed clamping frames 201 are inserted with telescopic sliding columns 203, rubber sealing rings are arranged at the joints of the hollow fixed clamping frames 201 and the telescopic sliding columns 203, limiting clamping blocks 202 are connected with the joints of the hollow fixed clamping frames 201 and the telescopic sliding columns 203 in a threaded mode, end supporting frames 206 are fixedly connected to the top ends of the telescopic sliding columns 203, clamping grooves are formed in one sides of the end supporting frames 206, the elastic pull rods 105 are hinged to the bottom ends of the end supporting frames 206, the danger induction mechanism 2 further comprises first clamping frames 204, the first clamping frames 204 are sleeved on the outer surfaces of the telescopic sliding columns 203 in a sleeved mode, fixing frames 205 are fixedly connected to the outer sides of the first clamping frames 204, auxiliary sliding columns 207 are inserted in the inner portions of the fixing frames 205 in a sleeved mode, corresponding clamping buckles 208 are sleeved on the outer sides of the auxiliary sliding columns 207, and the telescopic sliding columns 203 are located in the inner cavities of the hollow fixed clamping frames 201.
It should be noted that, the clamping groove of the end support 206 is inserted into the toughened plate, and is fixed by the bolt, then the staff starts the pneumatic pump, the model of the pneumatic pump is CQ6-BPQ-II, the pneumatic pump is used as power, the telescopic slide 203 is driven to slide up and down in the hollow fixed clamping frame 201 under the sealed condition, the telescopic distance of the telescopic slide 203 is limited by the limiting clamping block 202, the telescopic slide 203 is prevented from being limited, under the condition of air pressure impact, the telescopic slide 203 is separated from the hollow fixed clamping frame 201, the telescopic slide 203 is lifted to a position away from the operation support 3014 m, the visual field of the staff is not blocked, the staff can react with the toughened plate of the end support 206, if the upper strata is damaged, the end support 206 and the toughened plate of the end support are impacted by weight preferentially and slide down in the inner cavity of the hollow fixed clamping frame 201, the end support frame 206 drives the curved surface protection frame 101 to bend downwards through the elastic pull rod 105, since the auxiliary slide column 207 can play a sliding role in the corresponding buckle 208, the height of the auxiliary slide column 207 and the fixing frame 205 is adjusted, wherein the joint of the auxiliary slide column 207 and the fixing frame 205 is fixed through bolts, the limit of the downward movement position of the end support frame 206 is completed through the limit of the auxiliary slide column 207 and the lifting frame 303 by the corresponding buckle 208, after the end support frame 206 moves downwards to the upper surface position of the first buckle frame 204, the curved surface protection frame 101 of the lowest group is fixed with the auxiliary slide column 207, which is used as a supporting base point of the three groups of curved surface protection frames 101, the other two groups of curved surface protection frames 101 complete bending through the auxiliary inserting rod 103 and the rubber pull rope 104, the elastic pull rod 105 drives the moving height of the uppermost curved surface protection frame 101, compared with the curved surface protection frame 101 of the lowest group, the height is 1 meter, the curved surface protection frames 101 of the three groups are in a curved shape, and if a worker does not lift the head down to touch the curved surface protection frame 101, the protection air bags 106 positioned below buffer the impact of the curved surface protection frame 101 in contact with the curved surface protection frame, so that the safety protection of the worker is automatically completed under the condition of not interfering the visual field of the worker.
Referring to fig. 1-4, example 3: the escape mechanism 4 comprises a first support climbing frame 401 fixedly connected to the outer surface of the operation support frame 301, a second buckle frame 402 is fixedly connected to one side of the first support climbing frame 401, an auxiliary rotating block 405 is rotatably connected to one side of the second buckle frame 402, the outer surface of the auxiliary rotating block 405 is hinged with an escape climbing frame 404, one side of the escape climbing frame 404 is hinged with a second X-shaped support plate 410, one side of the second X-shaped support plate 410 is rotatably connected with a positioning ring column 411, one end of the positioning ring column 411 is rotatably connected with a first positioning block 406, two sides of the first positioning block 406 are rotatably connected with a first support round wheel, the outer surface of the positioning round wheel 411 is meshed with a positioning rope 407, the first positioning block 406 is fixedly connected to one side of the operation support frame 301, the escape mechanism 4 further comprises a second positioning block 409 fixedly connected to the surface of the operation support frame 301, the second locating piece 409 is located the top of first locating piece 406, the both sides rotation of second locating piece 409 are connected with the support round wheel, the laminating of the internal surface of locating rope 407 is provided with first X-shaped supporting plate 408, the inboard of first X-shaped supporting plate 408 is pegged graft and is had the gangbar, first X-shaped supporting plate 408 is provided with second X-shaped supporting plate 410 through the gangbar, second X-shaped supporting plate 410 fixed connection is in the bottom of depression bar 107, the top fixedly connected with positioning seat of operation support frame 301, auxiliary slide has been seted up to the upper end of positioning seat, second X-shaped supporting plate 410 passes through auxiliary slide sliding connection on the top of operation support frame 301 positioning seat, the locating rope 407 cup joints in the both sides of second locating piece 409, the outside joint of first support climbing frame 401 has auxiliary positioning cardboard 403.
It should be noted that, during normal operation, the staff climbs to the inner cavity of the operation support frame 301 through the escape climbing frame 404, the auxiliary rotating block 405 takes the connection of the second fastening frame 402 as a fulcrum, the point is fixed, the auxiliary rotating block 405 rotates around the point, the auxiliary rotating block 405 rotates to drive the escape climbing frame 404 to move down to the ground, the escape climbing frame 404 is made of light metal, after the staff climbs to the position of the operation support frame 301, one side of the positioning rope 407 is manually pulled, the positioning rope 407 is meshed with the positioning ring column 411, so that the positioning rope 407 completes the transmission motion of the 'transmission belt type' on the outer surface of the positioning ring column 411, the positioning rope 407 drives the rotating supporting rod 412 to rotate through the rolling friction force with the positioning ring column 411, the rotating supporting rod 412 drives the escape climbing frame 404 to fold with the first support climbing frame 401, the positioning rope 407 is then fastened on two sides of the supporting round wheels of the second positioning block 409, the positioning rope 407 and the first X-shaped supporting plate 408 are damaged, and the external pressure disaster damage to the escape climbing frame 404 is avoided due to climbing and falling down due to the lifting mechanism.
If the danger occurs, the protective airbag 106 extrudes the second X-shaped supporting plate 410 through the compression bar 107, the second X-shaped supporting plate 410 expands outwards through the auxiliary slideway, the second X-shaped supporting plate 410 drives the first X-shaped supporting plate 408 to expand outwards synchronously through the linkage rod, the first X-shaped supporting plate 408 extrudes the positioning rope 407, the positioning rope 407 at the upper end breaks loose from the surface of the second positioning block 409, and the escape climbing frame 404 is put down, so that the survival rate is improved.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing is only illustrative of the preferred embodiments of the present application and is not to be construed as limiting the application, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present application.
Claims (8)
1. The lifting device for underground engineering construction comprises an accident prevention mechanism (1) and a danger induction mechanism (2), wherein the accident prevention mechanism (1) is arranged on one side of the danger induction mechanism (2), the bottom end of the danger induction mechanism (2) is provided with a lifting mechanism (3), and one side of the lifting mechanism (3) is provided with an escape mechanism (4);
the method is characterized in that: the accident prevention mechanism (1) comprises three curved surface protection frames (101), wherein the number of the curved surface protection frames (101) is three, one side of each curved surface protection frame (101) is fixedly connected with a corresponding number of positioning circular blocks (102), the inner sides of the positioning circular blocks (102) are inserted with auxiliary inserting rods (103), the outer surfaces of the auxiliary inserting rods (103) are wound with rubber pull ropes (104), the three curved surface protection frames (101) are arranged in a connection state by winding the rubber pull ropes (104) on the outer surfaces of the auxiliary inserting rods (103), the connection positions of the auxiliary inserting rods (103) and the rubber pull ropes (104) are in threaded connection with limit nuts, the top ends of one group of the curved surface protection frames (101) are hinged with elastic pull rods (105), the bottom ends of the three groups of the curved surface protection frames (101) are fixedly connected with protective air bags (106), and the bottom ends of one group of the protective air bags (106) are fixedly connected with pressure rods (107);
the dangerous induction mechanism (2) comprises two groups of hollow fixed clamping frames (201), two groups of hollow fixed clamping frames (201) are inserted into an inner cavity of the hollow fixed clamping frames (203), rubber sealing rings are arranged at the joints of the hollow fixed clamping frames (201) and the telescopic sliding frames (203), limiting clamping blocks (202) are connected with the joints of the hollow fixed clamping frames (201) and the telescopic sliding frames (203) in a threaded mode, end supporting frames (206) are fixedly connected to the top ends of the telescopic sliding frames (203), clamping grooves are formed in one sides of the end supporting frames (206), and elastic pull rods (105) are hinged to the bottom ends of the end supporting frames (206).
2. The lifting device for underground engineering construction according to claim 1, wherein: the danger sensing mechanism (2) further comprises a first buckling frame (204), the first buckling frame (204) is sleeved on the outer surface of the telescopic sliding column (203), and a fixing frame (205) is fixedly connected to the outer side of the first buckling frame (204).
3. The lifting device for underground engineering construction according to claim 2, wherein: an auxiliary sliding column (207) is inserted into the fixing frame (205), a corresponding buckle (208) is sleeved on the outer side of the auxiliary sliding column (207), and an input end of the telescopic sliding column (203) located in the inner cavity of the hollow fixing clamping frame (201) is electrically connected with a pneumatic pump.
4. A lifting device for underground works construction according to claim 3, wherein: the lifting mechanism (3) comprises an operation support frame (301) arranged at the bottom ends of two groups of hollow fixing clamping frames (201), two groups of lifting frames (303) used for lifting are fixedly connected to the bottom ends of the operation support frame (301), each lifting frame (303) is composed of a plurality of hinge assemblies, and auxiliary support air rods (304) are arranged between every two hinge assemblies.
5. The lifting device for underground engineering construction according to claim 4, wherein: elevating system (3) still include hydraulic pump (302) and be located auxiliary stay gas pole (304) of operation support frame (301) bottom, the bottom fixedly connected with of hydraulic pump (302) supports base (306), two sets of crane (303) are articulated state setting with supporting base (306), corresponding buckle (208) fixed connection is being in the articulated assembly surface of highest position, one side welding of supporting base (306) has slide bar (305), slide hole has been seted up to the inside of corresponding buckle (208), slide bar (305) are pegged graft inside the slide hole of corresponding buckle (208), slide bar (305) are provided with spacing rubber sleeve with corresponding buckle (208) junction, the outward appearance of corresponding buckle (208) at slide bar (305) is the state setting of sliding.
6. The lifting device for underground engineering construction according to claim 4, wherein: escape mechanism (4) are including fixed connection at first support of operation support frame (301) surface climb frame (401), one side fixedly connected with second buckle frame (402) of first support frame (401), one side rotation of second buckle frame (402) is connected with supplementary commentaries on classics piece (405), the surface of supplementary commentaries on classics piece (405) articulates has and flees to climb frame (404), the outside joint of first support frame (401) has auxiliary positioning cardboard (403).
7. The lifting device for underground engineering construction according to claim 6, wherein: one side of frame (404) is climbed in fleing articulatedly has rotatory branch (412), one side rotation of rotatory branch (412) is connected with holding ring post (411), one end rotation of holding ring post (411) is connected with first locating piece (406), the both sides rotation of first locating piece (406) are connected with first support round wheel, the support round wheel surface meshing of holding ring post (411) has locating rope (407), one side at operation support frame (301) is connected to first locating piece (406) fixed connection.
8. The lifting device for underground engineering construction according to claim 7, wherein: the escape mechanism (4) further comprises a second positioning block (409) fixedly connected to the surface of the operation support frame (301), the second positioning block (409) is located above the first positioning block (406), two sides of the second positioning block (409) are rotationally connected with supporting round wheels, a first X-shaped support plate (408) is attached to the inner surface of the positioning rope (407), a linkage rod is inserted into the inner side of the first X-shaped support plate (408), the first X-shaped support plate (408) is provided with a second X-shaped support plate (410) through the linkage rod, the second X-shaped support plate (410) is fixedly connected to the bottom end of the pressure rod (107), a positioning seat is fixedly connected to the top end of the operation support frame (301), an auxiliary slide way is arranged at the upper end of the positioning seat, the second X-shaped support plate (410) is connected to the top end of the operation support frame (301) in a sleeved mode through the auxiliary slide way, and the positioning rope (407) is arranged on two sides of the second positioning block (409).
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| CN202210807233.7A CN115075529B (en) | 2022-07-11 | 2022-07-11 | Lifting device for underground engineering construction |
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| CN202210807233.7A CN115075529B (en) | 2022-07-11 | 2022-07-11 | Lifting device for underground engineering construction |
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| CN115075529B true CN115075529B (en) | 2023-10-10 |
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| KR20050033313A (en) * | 2003-10-06 | 2005-04-12 | 서종대 | Fall prevention apparatus for building |
| JP2009084901A (en) * | 2007-10-01 | 2009-04-23 | 瑞樹 ▲たか▼岡 | Lifting workbench apparatus |
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| CN115075529A (en) | 2022-09-20 |
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