CN115162835A - Tower deep foundation pit excavation safety protection device and use method - Google Patents
Tower deep foundation pit excavation safety protection device and use method Download PDFInfo
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- CN115162835A CN115162835A CN202210710496.6A CN202210710496A CN115162835A CN 115162835 A CN115162835 A CN 115162835A CN 202210710496 A CN202210710496 A CN 202210710496A CN 115162835 A CN115162835 A CN 115162835A
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 51
- 238000004804 winding Methods 0.000 claims description 39
- 238000001514 detection method Methods 0.000 claims description 29
- 241000269793 Cryothenia peninsulae Species 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 10
- 238000004873 anchoring Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 claims description 6
- 230000003203 everyday effect Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
-
- 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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- 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
- E04H17/017—Fencing provided with electric elements or components, e.g. fencing member or component, such as fence strands, post, panel or rail, provided with electric elements or components
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- 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
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- 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
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
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- Food Science & Technology (AREA)
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Abstract
The invention relates to a pole tower deep foundation pit excavation adit safety protection device and a using method thereof, wherein the pole tower deep foundation pit excavation adit safety protection device comprises a safety protective guard, a hoisting mechanism and a protection cabin, wherein bases are arranged on the left side and the right side of the safety protective guard, vertical rods are arranged above the bases, telescopic fences are arranged on the inner sides of the vertical rods, fixing plates are arranged on the outer sides of the vertical rods, warning lamps are arranged above the fixing plates, threaded holes and connecting plates are respectively arranged on the upper side and the lower side of the inner sides of the fixing plates, the hoisting mechanism is arranged on the inner sides of the safety protective guard, and the protection cabin is arranged below the hoisting mechanism; the invention has the advantages of simple structure, convenient use, retractable safety protective guard and real-time monitoring of gas at the bottom of the well.
Description
Technical Field
The invention belongs to the technical field of foundation pit excavation, and particularly relates to a tower deep foundation pit excavation adit safety protection device and a using method thereof.
Background
In the erecting work of a power grid, a tower pole for erecting a cable needs to be deeply buried under the ground surface, before the tower pole is erected, the excavation work of a foundation pit is generally carried out manually, firstly, a shallow foundation pit position is erected on the ground surface by excavating equipment, then, an upper supporting frame is erected around the foundation pit position, and the constructor is lifted into the foundation pit position by lifting equipment carried on the supporting frame; most of traditional wellhead supports are formed by welding angle irons, are relatively heavy and are inconvenient to carry; in the aspect of material lifting, a winch frame is used for manually lifting soil or a small winch is adopted, so that the efficiency is not high; in the aspect of well mouth protection, after operation is suspended, a well mouth is not provided with a fence and a safety guard rail, and a warning light is not arranged at night, so that the protection mechanism is imperfect and unreasonable; therefore, it is very necessary to provide a safety protection device for the tower deep foundation pit excavation pithead, which has a simple structure, is convenient to use, has a retractable safety protection fence, and can be used for monitoring the gas at the bottom of the pit in real time, and a use method thereof.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a tower deep foundation pit opening excavation safety protection device which is simple in structure, convenient to use, provided with a retractable safety protection fence and used for monitoring bottom hole gas in real time and a using method thereof.
The purpose of the invention is realized as follows: the utility model provides a shaft tower deep basal pit excavation adit safety device, it includes safety protective guard, lifts by crane mechanism and protection cabin, the safety protective guard left and right sides all be provided with the base, base top all be provided with the pole setting, the pole setting inboard be provided with telescopic rail, the pole setting outside all be provided with the fixed plate, fixed plate top all be provided with the warning light, the inboard upper and lower both sides of fixed plate be provided with screw hole and connecting plate respectively, safety protective guard inboard be provided with and lift by crane the mechanism, lift by crane mechanism below be provided with the protection cabin.
The upright stanchion and the fixing plate are of L-shaped structures, a threaded hole in the fixing plate on one side of the upright stanchion is arranged corresponding to a connecting plate in the fixing plate on the other side of the upright stanchion, one end of the connecting plate is connected with the fixing plate, and the other end of the connecting plate is in threaded connection with the corresponding threaded hole.
The hoisting mechanism comprises a power box, a display screen is arranged in front of the power box, windlasses are arranged on the left side and the right side of the power box, connecting wires are arranged below the windlasses, a gas detection sensor and a vital sign detector are arranged below the connecting wires respectively, a support is arranged below the outer side of the power box, anchoring support legs are arranged at the end parts of the support, stable cross rods are arranged on the upper side and the lower side of the inner side of the support, a cable hoisting mechanism is arranged below the power box, and a protection cabin is arranged below the cable hoisting mechanism.
The cable hoisting mechanism include the carousel of being connected with headstock power, carousel below be provided with first drum, first drum below first winding groove and second winding groove have set gradually, first drum below be provided with the chassis, chassis top be provided with the support, the support left and right sides be provided with first pulley and second pulley respectively, chassis below be provided with the third pulley, third pulley outside be provided with the pulley yoke, pulley yoke below be provided with the connecting seat.
The hoisting cable is arranged in the first winding groove and the second winding groove, the hoisting direction of the hoisting cable in the first winding groove is opposite to that of the hoisting cable in the second winding groove, and the hoisting cable is connected with the first winding groove, the first pulley, the third pulley, the second pulley and the second winding groove respectively.
The diameter of the first winding groove is 1.2 times of that of the second winding groove, and the support is in a U-shaped structure with the left high and the right low.
The protection cabin inside circumference evenly be provided with a plurality of fixing base, fixing base top all be provided with the lifting rope, the lifting rope be connected with the connecting seat, the inside bottom left and right sides in protection cabin all be provided with cable elevating system.
The cable lifting mechanism comprises a base plate, a motor is arranged on the left side of the base plate, a first lifting column, a second lifting column and a third lifting column are sequentially arranged on the right side of the motor, a lifting platform is arranged above the right side of the third lifting column, sliding groove seats are respectively arranged at the joint of the first lifting column of the second lifting column and the joint of the third lifting column and the second lifting column, a fourth pulley and a fifth pulley are respectively arranged above the front surfaces of the first lifting column and the second lifting column, and fixing columns are respectively arranged below the front surfaces of the first lifting column, the second lifting column and the third lifting column.
The motor in front be provided with the second drum, second drum top be provided with first lift cable, fifth pulley below be provided with the second lift cable, first lift cable one end be connected with the second drum, the other end is connected with the preceding fixed column of second lift post, second lift cable both ends be connected with the preceding fixed column of first lift post, third lift post respectively.
The using method of the tower deep foundation pit excavation adit safety protection device comprises the following steps:
step 1: the support is fixed on the periphery of the pithead through the anchoring support legs, the structural stability is guaranteed, the safety protective guard is unfolded through the telescopic fence, and the safety protective guard is connected through the connecting plate and the corresponding threaded hole and is surrounded on the periphery of the support;
step 2: the gas detection sensors are placed in the pits through the winches on the two sides of the power box, so that the quality of gas in the pits can be monitored in real time, the display screen displays the result, the vital sign detector is fixed on the inner wall of the protection cabin, and the vital sign detector can move along with the protection cabin through the winches;
and step 3: the protective cabin is placed in the pit through the hoisting mechanism, so that constructors can conveniently go down to the pit to work;
and 4, step 4: when the gas detection sensor detects that the environmental gas in the pit is not suitable for construction personnel to stay for a long time or other unfavorable conditions occur in the pit, the construction personnel can hide in the protection cabin, and the cable hoisting device quickly pulls up the protection cabin, so that the life safety of the construction personnel is guaranteed;
and 5: when the constructors in the protection cabin wait for rescue, the vital sign detector monitors the vital signs of the constructors in the protection cabin in real time, and displays the result through the display screen, so that the life health state of the constructors can be known in time;
step 6: when the constructor waits for rescue in the protection cabin, the constructor can stand on the lifting platform and move upwards through the cable lifting mechanism, so that rescue can be obtained in time;
and 7: when the operation is suspended, the safety protective guard arranged on the periphery of the pithead plays an effective safety protection role, the warning lamp is arranged on the safety protective guard, a good warning effect can be played at night, the gas detection sensor is placed in the pit through the winch, so that the gas in the pit can be monitored in real time, and the preparation work for gas detection in the pit is made before the pit goes into the well every day.
The invention has the beneficial effects that: the invention relates to a safety protection device for excavating a pithead of a tower deep foundation pit, which is characterized in that a support is fixed at the periphery of the pithead through anchoring support legs to ensure the structural stability, a safety protective guard is unfolded through a telescopic fence and is connected through a connecting plate and corresponding threaded holes to surround the periphery of the support, gas detection sensors are placed in the pit through windlasses at two sides of a power box, the quality of gas in the pit can be monitored in real time, the result is displayed through a display screen, a vital sign detector is fixed on the inner wall of a protective cabin and can move along with the protective cabin through the windlasses, the protective cabin is placed in the pit through a hoisting mechanism, a constructor can conveniently go into the pit to work, when the gas detection sensors detect that the environmental gas in the pit is not suitable for the constructor to stay for a long time or when other unfavorable conditions occur in the pit, the constructor can hide in the protective cabin, the cable hoisting device quickly pulls the protective cabin upwards to ensure the life safety of the constructor, the constructor in the protective cabin waits for rescue, the vital sign detector monitors the vital signs of the constructor in the protective cabin in real time, and displays the result through the display screen, so that the life health state of the constructor can be known in time, when the constructor waits for rescue in the protective cabin, the constructor can stand on the lifting platform and move upwards through the cable lifting mechanism to obtain rescue in time, when the operation is suspended, the safety protective guard arranged at the periphery of the pithead plays an effective safety protection role, the safety protective guard is provided with a warning lamp which can play a good role of internal warning at night, the gas detection sensor is placed in the pit through the winch, so that the real-time monitoring of pit gas is realized, and the preparation work of gas detection in the pit is made before the pit is put into the well every day; the invention has the advantages of simple structure, convenient use, retractable safety protective guard and real-time monitoring of gas at the bottom of the well.
Drawings
Fig. 1 is a front view of a tower deep foundation pit excavation adit safety device.
Fig. 2 is a schematic structural diagram of a safety guard rail of the tower deep foundation pit excavation adit safety protection device.
Fig. 3 is a top view of a safety guard rail of the tower deep foundation pit excavation adit safety protection device in a use state.
Fig. 4 is an enlarged view of a structure shown in fig. 3.
Fig. 5 is a partial structural schematic diagram of fig. 1.
Fig. 6 is a partial structural schematic diagram of fig. 5.
Fig. 7 is a perspective view of a cable hoisting mechanism of the tower deep foundation pit excavation adit safety protection device of the invention.
Fig. 8 is a front view of fig. 7.
Fig. 9 is a top view of the internal structure of a protection cabin of the tower deep foundation pit excavation adit safety protection device.
Fig. 10 is a partial structural schematic view of fig. 9.
Fig. 11 is a front view of fig. 10.
In the figure: 1. the safety protection fence comprises a safety protection fence 11, a base 12, a vertical rod 13, a telescopic fence 14, a warning light 15, a fixing plate 16, a threaded hole 17, a connecting plate 2, a lifting mechanism 21, a power box 22, a display screen 23, a winch 24, a connecting wire 25, a gas detection sensor 26, a vital sign detector 27, a support 28, an anchoring support 29, a stabilizing cross rod 3, a protection cabin 31, a fixing seat 32, a lifting rope 4, a cable lifting mechanism 41, a rotary disk 42, a first wire coil 421, a first wire winding groove 422, a second wire winding groove 43, a chassis 44, a support 45, a first pulley 46, a second pulley 47, a lifting cable 48, a third pulley 49, a pulley frame 410, a connecting seat 5, a cable lifting mechanism 51, a bottom plate 52, a motor 53, a second wire coil 531, a first lifting cable 54, a first lifting column 541, a fourth pulley 55, a second lifting column 551, a fifth pulley 552, a second lifting cable 56, a third lifting column 57, a lifting platform 58, a fixing column 59 and a sliding groove seat.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-11, a tower deep foundation pit excavation adit safety device comprises a safety protective guard 1, a lifting mechanism 2 and a protection cabin 3, wherein bases 11 are arranged on the left side and the right side of the safety protective guard 1, upright rods 12 are arranged above the bases 11, telescopic fences 13 are arranged on the inner sides of the upright rods 12, fixing plates 15 are arranged on the outer sides of the upright rods 12, warning lamps 14 are arranged above the fixing plates 15, threaded holes 16 and connecting plates 17 are respectively arranged on the upper side and the lower side of the inner sides of the fixing plates 15, the lifting mechanism 2 is arranged on the inner side of the safety protective guard 1, and the protection cabin 3 is arranged below the lifting mechanism 2.
For better effect, the upright stanchion 12 and the fixing plate 15 are both of an L-shaped structure, a threaded hole 16 on the fixing plate 15 on one side of the upright stanchion 12 is arranged corresponding to a connecting plate 17 on the fixing plate 15 on the other side of the upright stanchion 12, one end of the connecting plate 17 is connected with the fixing plate 15, and the other end is in threaded connection with the corresponding threaded hole 16.
The invention relates to a safety protection device for excavating a pit opening of a tower deep foundation pit, in use, a support 27 is fixed at the periphery of the pit opening through an anchoring support leg 28 to ensure the structural stability, a safety protective guard 1 is unfolded through a telescopic fence 13, the safety protective guard 1 is connected through a connecting plate 17 and a corresponding threaded hole 16 and is surrounded at the periphery of the support 27, a gas detection sensor 25 is placed in the pit through a winch 23, the gas quality in the pit can be monitored in real time, the result is displayed through a display screen 22, a vital sign detector 26 is fixed on the inner wall of a protection cabin 3, the vital sign detector 26 can move along with the protection cabin 3 through the winch 23, the protection cabin 3 is placed in the pit through a hoisting mechanism 2, construction personnel can conveniently go into the pit to work, when the gas detection sensor 25 detects that the environmental gas in the pit is not suitable for the construction personnel to stay for a long time, or when other unfavorable conditions occur in the pit, a constructor can hide in the protection cabin 3, the cable hoisting mechanism 4 quickly pulls up the protection cabin 3 to ensure the life safety of the constructor, the power box 21 drives the first wire coil 42 to rotate through the turntable 41, the first wire coil 42 is provided with two wire winding grooves, the diameter of the first wire winding groove 421 is larger than that of the second wire winding groove 422, the winding directions of the hoisting cables 47 are opposite, when the first wire coil 42 rotates clockwise, the hoisting cables 47 in the first wire winding groove 421 are recovered, the hoisting cables 47 in the second wire winding groove 422 are discharged, due to the diameter difference, the hoisting cables 47 can drive the protection cabin 3 to be lifted, when the first wire coil 42 rotates anticlockwise, the hoisting cables 47 can drive the protection cabin 3 to descend, and the guiding of the hoisting cables 47 is realized through the first pulley 45, the second pulley 46 and the third pulley 48; when a constructor in the protection cabin 3 waits for rescue, the vital sign detector 26 monitors vital signs of the constructor in the protection cabin 3 in real time, and displays results through the display screen 22, so that the life health state of the constructor can be known in time, when the constructor waits for rescue in the protection cabin 3, the constructor can stand on the lifting platform 57 and move upwards through the cable lifting mechanism 5, so that rescue can be obtained in time, when operation is suspended, the safety protective guard 1 arranged on the periphery of a pithead plays an effective safety protection role, the safety protective guard 1 is provided with the warning lamp 14, a good warning role can be played at night, the gas detection sensor 25 is placed in a pit through the winch 23, so that the real-time monitoring of gas in the pit is realized, and the preparation work of gas detection in the pit is made before going into the pit every day; the invention has the advantages of simple structure, convenient use, retractable safety protective guard and real-time monitoring of gas at the bottom of the well.
Example 2
As shown in fig. 1-11, a tower deep foundation pit excavation adit safety device comprises a safety protective guard 1, a lifting mechanism 2 and a protection cabin 3, wherein bases 11 are arranged on the left side and the right side of the safety protective guard 1, upright rods 12 are arranged above the bases 11, telescopic fences 13 are arranged on the inner sides of the upright rods 12, fixing plates 15 are arranged on the outer sides of the upright rods 12, warning lamps 14 are arranged above the fixing plates 15, threaded holes 16 and connecting plates 17 are respectively arranged on the upper side and the lower side of the inner sides of the fixing plates 15, the lifting mechanism 2 is arranged on the inner side of the safety protective guard 1, and the protection cabin 3 is arranged below the lifting mechanism 2.
For better effect, the upright stanchion 12 and the fixing plate 15 are both of an L-shaped structure, a threaded hole 16 on the fixing plate 15 on one side of the upright stanchion 12 is arranged corresponding to a connecting plate 17 on the fixing plate 15 on the other side of the upright stanchion 12, one end of the connecting plate 17 is connected with the fixing plate 15, and the other end is in threaded connection with the corresponding threaded hole 16.
For better effect, the hoisting cables 47 are respectively arranged in the first winding groove 421 and the second winding groove 422, the winding directions of the hoisting cables 47 in the first winding groove 421 and the second winding groove 422 are opposite, and the hoisting cables 47 are respectively connected with the first winding groove 421, the first pulley 45, the third pulley 48, the second pulley 46 and the second winding groove 422.
For better effect, the diameter of the first winding groove 421 is 1.2 times of the diameter of the second winding groove 422, and the support 44 is in a U-shaped structure with a high left and a low right.
The cable lifting mechanism 5 comprises a bottom plate 51, a motor 52 is arranged on the left side of the bottom plate 51, a first lifting column 54, a second lifting column 55 and a third lifting column 56 are sequentially arranged on the right side of the motor 52, a lifting platform 57 is arranged above the right side of the third lifting column 56, a sliding groove seat 59 is arranged at the joint of the second lifting column 55 and the first lifting column 54 and the joint of the third lifting column 56 and the second lifting column 55, a fourth 541 pulley and a fifth pulley 551 are respectively arranged above the front faces of the first lifting column 54 and the second lifting column 55, and a fixed column 58 is arranged below the front faces of the first lifting column 54, the second lifting column 55 and the third lifting column 56.
The front of the motor 52 is provided with a second wire coil 53, a first lifting cable 531 is arranged above the second wire coil 53, a second lifting cable 552 is arranged below the fifth pulley 551, one end of the first lifting cable 531 is connected with the second wire coil 53, the other end of the first lifting cable 531 is connected with a fixed column 58 in front of the second lifting column 55, and two ends of the second lifting cable 552 are respectively connected with the fixed column 58 in front of the first lifting column 54 and the third lifting column 56.
The using method of the tower deep foundation pit excavation adit safety protection device is characterized in that: it comprises the following steps:
step 1: fixing a bracket 27 at the periphery of the pithead through an anchoring support leg 28 to ensure the structural stability, unfolding the safety protective guard 1 through a telescopic fence 13, connecting the safety protective guard 1 through a connecting plate 17 and a corresponding threaded hole 16, and enclosing the periphery of the bracket 27;
step 2: the gas detection sensor 25 is placed in the pit through the winch 23, the gas quality in the pit can be monitored in real time, the result is displayed through the display screen 22, the vital sign detector 26 is fixed on the inner wall of the protection cabin 3, and the vital sign detector 26 can move along with the protection cabin 3 through the winch 23;
and 3, step 3: the protective cabin 3 is placed in the pit through the hoisting mechanism 2, so that constructors can conveniently go down to the pit to work;
and 4, step 4: when the gas detection sensor 25 detects that the environmental gas in the pit is not suitable for a constructor to stay for a long time or other unfavorable conditions occur in the pit, the constructor can hide in the protection cabin 3, the cable hoisting mechanism 4 quickly pulls up the protection cabin 3, and the life safety of the constructor is guaranteed;
and 5: when the constructors in the protection cabin 3 wait for rescue, the vital sign detector 26 monitors the vital signs of the constructors in the protection cabin 3 in real time, and displays the result through the display screen 22, so that the vital health state of the constructors can be known in time;
step 6: when the constructor waits for rescue in the protection cabin 3, the constructor can stand on the lifting platform 57 and move upwards through the cable lifting mechanism 5, so that rescue can be obtained in time;
and 7: when the operation is suspended, the safety protective guard 1 arranged on the periphery of the pithead plays an effective safety protection role, the warning lamp 14 is arranged on the safety protective guard 1, a good warning role can be played at night, the gas detection sensor 25 is placed in the pit through the winch 23, so that the gas in the pit can be monitored in real time, and the preparation work for gas detection in the pit is made before the pit is put into the pit every day.
The invention relates to a safety protection device for excavating a pit opening of a tower deep foundation pit, in use, a support 27 is fixed at the periphery of the pit opening through an anchoring support leg 28 to ensure the structural stability, a safety protective guard 1 is unfolded through a telescopic fence 13, the safety protective guard 1 is connected through a connecting plate 17 and a corresponding threaded hole 16 and is surrounded at the periphery of the support 27, a gas detection sensor 25 is placed in the pit through a winch 23, the gas quality in the pit can be monitored in real time, the result is displayed through a display screen 22, a vital sign detector 26 is fixed on the inner wall of a protection cabin 3, the vital sign detector 26 can move along with the protection cabin 3 through the winch 23, the protection cabin 3 is placed in the pit through a hoisting mechanism 2, construction personnel can conveniently go into the pit to work, when the gas detection sensor 25 detects that the environmental gas in the pit is not suitable for construction personnel to stay for a long time or when other unfavorable conditions occur in the pit, constructors can hide in the protection cabin 3, the cable hoisting mechanism 4 quickly and upwards pulls the protection cabin 3 to ensure the life safety of the constructors, the constructors in the protection cabin 3 wait for rescue, meanwhile, the vital sign detector 26 monitors the vital signs of the constructors in the protection cabin 3 in real time, the results are displayed through the display screen 22, the life health state of the constructors can be conveniently and timely known, when the constructors wait for rescue in the protection cabin 3, the constructors can stand on the lifting platform 57 and upwards move through the cable lifting mechanism 5 to conveniently and timely obtain rescue, the motor 52 drives the second wire coil 53 to rotate, the second wire coil 53 controls the extension and recovery of the first lifting cable 531, when the first lifting cable 531 is recovered, the fourth pulley 541 drives the second lifting column 55 to ascend, and two ends of the second lifting cable 552 on the fifth pulley 551 of the second lifting column 55 are respectively connected with the first lifting column 54, the second lifting column and the second lifting column 5, the fixed columns 58 on the third lifting column 56 are connected, the first lifting column 54 is connected with the second lifting column 55, and the second lifting column 55 is connected with the third lifting column 56 through the concave-convex sliding groove seats 59 in a matched mode, when the second lifting column 55 lifts, the right third lifting column 56 is driven to lift, and finally the lifting platform 57 lifts; when the operation is suspended, the safety protective guard 1 arranged on the periphery of the pithead plays an effective safety protection role, the warning lamp 14 is arranged on the safety protective guard 1, a good warning role can be played at night, the gas detection sensor 25 is placed in the pit through the winch 23, so that the gas in the pit can be monitored in real time, and the preparation work for gas detection in the pit is made before the pit is put down every day; the invention has the advantages of simple structure, convenient use, retractable safety guard railing and real-time monitoring of well bottom gas.
Claims (10)
1. The utility model provides a shaft tower deep basal pit excavation adit safety device, it includes safety protection fence, lifts by crane mechanism and protection cabin, its characterized in that: the safety protective guard left and right sides all be provided with the base, base top all be provided with the pole setting, the pole setting inboard be provided with telescopic rail, the pole setting outside all be provided with the fixed plate, fixed plate top all be provided with the warning light, the inboard upper and lower both sides of fixed plate be provided with screw hole and connecting plate respectively, the safety protective guard inboard be provided with the mechanism of lifting by crane, the mechanism below of lifting by crane be provided with the protection cabin.
2. The tower deep foundation pit excavation adit safety device of claim 1, characterized in that: the pole setting, fixed plate be "L" shape structure, the fixed plate on pole setting one side on the screw hole and the connecting plate on the fixed plate of pole setting opposite side set up correspondingly, connecting plate one end be connected with the fixed plate, the other end and the screw hole threaded connection who corresponds.
3. The pole tower deep foundation pit excavation adit safety device of claim 1, characterized in that: the hoisting mechanism comprises a power box, a display screen is arranged in front of the power box, windlasses are arranged on the left side and the right side of the power box, connecting wires are arranged below the windlasses, a gas detection sensor and a vital sign detector are arranged below the connecting wires respectively, a support is arranged below the outer side of the power box, anchoring support legs are arranged at the end parts of the support, stable cross rods are arranged on the upper side and the lower side of the inner side of the support, a cable hoisting mechanism is arranged below the power box, and a protection cabin is arranged below the cable hoisting mechanism.
4. The tower deep foundation pit excavation adit safety device of claim 3, characterized in that: the cable hoisting mechanism include the carousel of being connected with headstock power, carousel below be provided with first drum, first drum below first winding groove and second winding groove have set gradually, first drum below be provided with the chassis, chassis top be provided with the support, the support left and right sides be provided with first pulley and second pulley respectively, chassis below be provided with the third pulley, third pulley outside be provided with the pulley yoke, pulley yoke below be provided with the connecting seat.
5. The tower deep foundation pit excavation adit safety device of claim 4, characterized in that: the hoisting cable is arranged in the first winding groove and the second winding groove, the hoisting direction of the hoisting cable in the first winding groove is opposite to that of the hoisting cable in the second winding groove, and the hoisting cable is connected with the first winding groove, the first pulley, the third pulley, the second pulley and the second winding groove respectively.
6. The tower deep foundation pit excavation adit safety device of claim 5, characterized in that: the diameter of the first winding groove is 1.2 times that of the second winding groove, and the support is of a U-shaped structure with the left high and the right low.
7. The tower deep foundation pit excavation adit safety device of claim 3, characterized in that: the protection cabin inside circumference evenly be provided with a plurality of fixing base, fixing base top all be provided with the lifting rope, the lifting rope be connected with the connecting seat, the inside bottom left and right sides in protection cabin all be provided with cable elevating system.
8. The tower deep foundation pit excavation adit safety device of claim 7, characterized in that: the cable lifting mechanism comprises a base plate, a motor is arranged on the left side of the base plate, a first lifting column, a second lifting column and a third lifting column are sequentially arranged on the right side of the motor, a lifting platform is arranged above the right side of the third lifting column, sliding groove seats are arranged at the joint of the first lifting column of the second lifting column and the joint of the third lifting column and the second lifting column, a fourth pulley and a fifth pulley are respectively arranged above the front surfaces of the first lifting column and the second lifting column, and fixing columns are arranged below the front surfaces of the first lifting column, the second lifting column and the third lifting column.
9. The tower deep foundation pit excavation adit safety device of claim 8, characterized in that: the motor in front be provided with the second drum, second drum top be provided with first lift cable, fifth pulley below be provided with the second lift cable, first lift cable one end be connected with the second drum, the other end is connected with the preceding fixed column of second lift post, second lift cable both ends be connected with the preceding fixed column of first lift post, third lift post respectively.
10. The use method of the tower deep foundation pit excavation adit safety device of any one of claims 1-9, characterized by: it comprises the following steps:
step 1: the support is fixed on the periphery of the pithead through the anchoring support legs, the structural stability is guaranteed, the safety protective guard is unfolded through the telescopic fence, and the safety protective guard is connected through the connecting plate and the corresponding threaded hole and is surrounded on the periphery of the support;
step 2: the gas detection sensors are placed in the pits through the winches on the two sides of the power box, so that the quality of gas in the pits can be monitored in real time, the display screen displays the result, the vital sign detector is fixed on the inner wall of the protection cabin, and the vital sign detector can move along with the protection cabin through the winches;
and step 3: the protective cabin is placed in the pit through the hoisting mechanism, so that constructors can conveniently go down to the pit to work;
and 4, step 4: when the gas detection sensor detects that the environmental gas in the pit is not suitable for construction personnel to stay for a long time or other unfavorable conditions occur in the pit, the construction personnel can hide in the protection cabin, and the cable hoisting device quickly pulls up the protection cabin, so that the life safety of the construction personnel is guaranteed;
and 5: when the constructors in the protection cabin wait for rescue, the vital sign detector monitors vital signs of the constructors in the protection cabin in real time, and displays results through the display screen, so that the life health state of the constructors can be known in time;
step 6: when the constructor waits for rescue in the protection cabin, the constructor can stand on the lifting platform and move upwards through the cable lifting mechanism, so that rescue can be obtained in time;
and 7: when the operation is suspended, the safety protective guard arranged on the periphery of the pithead plays an effective safety protection role, the warning lamp is arranged on the safety protective guard, a good warning effect can be played at night, the gas detection sensor is placed in the pit through the winch, so that the gas in the pit can be monitored in real time, and the preparation work for gas detection in the pit is made before the pit is put into the well every day.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210710496.6A CN115162835A (en) | 2022-06-22 | 2022-06-22 | Tower deep foundation pit excavation safety protection device and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210710496.6A CN115162835A (en) | 2022-06-22 | 2022-06-22 | Tower deep foundation pit excavation safety protection device and use method |
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| CN115162835A true CN115162835A (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210710496.6A Pending CN115162835A (en) | 2022-06-22 | 2022-06-22 | Tower deep foundation pit excavation safety protection device and use method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202322100U (en) * | 2011-11-16 | 2012-07-11 | 中联重科股份有限公司 | Trolley horizontal amplitude tower crane and trolley lifting appliance combined device |
| CN106988299A (en) * | 2017-03-01 | 2017-07-28 | 中交二航局第二工程有限公司 | The pay-off method of assembled steel reinforced cage descending frame and steel reinforcement cage |
| CN113338600A (en) * | 2021-06-18 | 2021-09-03 | 盐城华夏高空建筑防腐维修有限公司 | High-safety aerial construction equipment |
| CN216129245U (en) * | 2021-08-15 | 2022-03-25 | 李舟 | Municipal house building construction safety elevating gear |
| CN114382308A (en) * | 2021-12-31 | 2022-04-22 | 郭岩峰 | Tower deep basal pit excavation adit safety device |
-
2022
- 2022-06-22 CN CN202210710496.6A patent/CN115162835A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202322100U (en) * | 2011-11-16 | 2012-07-11 | 中联重科股份有限公司 | Trolley horizontal amplitude tower crane and trolley lifting appliance combined device |
| CN106988299A (en) * | 2017-03-01 | 2017-07-28 | 中交二航局第二工程有限公司 | The pay-off method of assembled steel reinforced cage descending frame and steel reinforcement cage |
| CN113338600A (en) * | 2021-06-18 | 2021-09-03 | 盐城华夏高空建筑防腐维修有限公司 | High-safety aerial construction equipment |
| CN216129245U (en) * | 2021-08-15 | 2022-03-25 | 李舟 | Municipal house building construction safety elevating gear |
| CN114382308A (en) * | 2021-12-31 | 2022-04-22 | 郭岩峰 | Tower deep basal pit excavation adit safety device |
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