CN116163506B - Movable construction operation platform for removing chimney - Google Patents

Movable construction operation platform for removing chimney Download PDF

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Publication number
CN116163506B
CN116163506B CN202310411412.3A CN202310411412A CN116163506B CN 116163506 B CN116163506 B CN 116163506B CN 202310411412 A CN202310411412 A CN 202310411412A CN 116163506 B CN116163506 B CN 116163506B
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CN
China
Prior art keywords
chimney
sleeve
fixed
plate frame
pawl
Prior art date
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Active
Application number
CN202310411412.3A
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Chinese (zh)
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CN116163506A (en
Inventor
杨晨
刘婵
邢蔚
闫石
张露青
要斌
李安国
曹胜
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Shanxi Construction Investment Group Co Ltd
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Shanxi Construction Investment Group Co Ltd
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Priority to CN202310411412.3A priority Critical patent/CN116163506B/en
Publication of CN116163506A publication Critical patent/CN116163506A/en
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Publication of CN116163506B publication Critical patent/CN116163506B/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00Working measures on existing buildings
    • E04G23/08Wrecking of buildings
    • E04G23/082Wrecking of buildings using shears, breakers, jaws and the like
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • E04G5/04Means for fastening, supporting, or bracing scaffolds on or against building constructions
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00Component parts or accessories for scaffolds
    • E04G5/14Railings
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28Mobile scaffolds; Scaffolds with mobile platforms
    • E04G2003/286Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00Working measures on existing buildings
    • E04G23/08Wrecking of buildings
    • E04G2023/087Wrecking of buildings of chimneys, smoke stacks or the like
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/56Reuse, recycling or recovery technologies of vehicles

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Working Measures On Existing Buildindgs (AREA)

Abstract

The utility model relates to the technical field of building construction, in particular to a movable construction operation platform for removing a chimney, which comprises a chimney body, a hoop group arranged on the chimney body, a plurality of support plates arranged on the hoop group, a sliding plate frame arranged on the support plates, and a plurality of support bodies arranged on the chimney body, wherein a fixed frame is arranged on the support bodies, a limiting block is arranged at the end part of the sliding plate frame, an elastic piece is arranged in the fixed frame, and a regulating and controlling unit is arranged on the support bodies.

Description

Movable construction operation platform for removing chimney
Technical Field
The utility model relates to the technical field of building construction, in particular to a movable construction operation platform for removing a chimney.
Background
In the urban reconstruction process, as factories and mines migrate from a city area to a remote area, structures such as original chimneys and the like are not used any more and need to be dismantled, and the chimney is usually dismantled by adopting three modes of manual dismantling, mechanical dismantling and blasting dismantling, wherein the manual dismantling chimney can be divided into integral dumping and sectional dismantling, the integral dumping method has the advantages of short dismantling time, low time consumption and the like, if a wider place is arranged around the chimney, the whole chimney can be arranged, namely, the integral dumping dismantling method can be used for the situation, and if the place is insufficient for supporting the integral dumping dismantling method, the chimney needs to be dismantled by adopting the sectional dismantling mode;
when the chimney is dismantled in a sectional dismantling mode, a corresponding construction operation platform is required to be built, a corresponding protective fence is installed on the construction operation platform, wherein the middle part and the top of the railing are surrounded into a circle by a 018 palm rope perforation (phi 22 nut hole), and after a section of the chimney is dismantled, the operation platform is moved downwards, and the dismantling work of the whole chimney can be completed by secondary pushing; the existing dismantling device is complex in structure, inconvenient to operate and unsafe, and cannot meet the requirements of operators; in order to make up the defects of the prior art, chinese patent CN214462427U provides a movable working platform for removing a chimney, which comprises a single-piece hoop and a derrick mast, wherein the single-piece hoop is arranged on the outer wall of the chimney in an arc shape, the derrick mast is arranged on the single-piece hoop through a hook, and a plurality of hanging holes are equidistantly arranged on the outer wall of the single-piece hoop for hanging the derrick mast; the gin pole comprises a flat plate, a tripod arranged below the flat plate and a guardrail arranged in the groove;
the utility model encloses a circle of steel wire rope under the outer wall of the top opening of the chimney, and hangs an S-shaped buckle on the steel wire rope for supporting the chain block, and the downward moving position of the operation platform is controlled by the chain block, thereby achieving the purpose of adjusting the position of the construction operation platform according to the dismantling progress of the chimney; the utility model can carry out position adjustment on a construction operation platform, but in the actual operation process, workers need to carry different tools to carry out dismantling work, for example, when dismantling a region mixed with reinforced concrete, a diamond saw blade with larger diameter is needed, because the operation platform is generally short in length (distance from the outer wall of a chimney) in order to consider the supporting strength of the operation platform during work, namely, the space movable range is smaller, and further, when dismantling tools with larger size are used for carrying out dismantling work, the constructors of the type of dismantling tools are assisted, on one hand, in order to ensure the correct dismantling position, frequent adjustment is needed for normal operation of the tools, and on the other hand, in order to avoid accidental injury of the dismantled tools, the normal physiological reaction is to be retreated and the safety distance is as far as possible, but because the platform space is narrower, the platform is easy to retreat to a fence in the retreating process, so that the risk of safety accident occurs; to this end, we propose a mobile construction operating platform for demolishing chimneys.
Disclosure of Invention
The utility model aims to provide a movable construction operation platform for removing a chimney, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the movable construction operation platform for removing the chimney comprises a chimney body, a hoop group arranged on the chimney body, a plurality of support plates frames arranged on the hoop group, a sliding plate frame used for sliding connection with the support plates frame, and a plurality of support bodies arranged on the chimney body, wherein the support bodies are in sliding connection with the sliding plate frame, a fixed frame is arranged on the support bodies, limiting blocks used for sliding connection with the inner walls of the fixed frame are arranged at the ends of the sliding plate frame, and elastic pieces are arranged inside the fixed frame;
the support body is provided with a regulating and controlling unit, and the regulating and controlling unit adjusts the position of the sliding plate frame through the limiting effect of the limiting block; and a limiting piece is arranged on the bracket body and used for controlling the movement state of the regulating and controlling unit.
Preferably, the regulation and control unit includes that parallel arrangement is in connection grillage and fixed grillage on the support body, and be provided with on the connection grillage and rotate the pivot of being connected rather than, wherein be provided with the rope winding spare in the pivot, just be provided with the rope body on the rope winding spare, rope body one end runs through support body lateral wall and fixed frame inner wall in proper order and is connected with the stopper, wherein be provided with fixed sleeve on the fixed grillage, just pivot tip runs through connection grillage, fixed grillage and fixed sleeve inner wall in proper order and extends to fixed sleeve outside, just the locating part sets up inside fixed sleeve.
Preferably, the elastic piece comprises a spring body fixedly connected with the fixed frame, and the end part of the spring body is connected with the side wall of the limiting block.
Preferably, the limiting part comprises a ratchet group which is arranged in the fixed sleeve in parallel, the ratchet group is arranged on the rotating shaft, a pawl group which is used for being connected with the ratchet group in a sliding mode is arranged in the fixed sleeve, and two reset springs I which are used for being connected with the pawl group are arranged on the inner wall of the fixed sleeve.
Preferably, the ratchet wheel group is composed of a ratchet wheel I and a ratchet wheel II, and the ratchet wheel I is positioned above the ratchet wheel II, wherein the pawl group is composed of a pawl I and a pawl II.
Preferably, the first pawl and the second pawl are both provided with shaft bodies, the end parts of the shaft bodies penetrate through the inner wall of the top of the fixed sleeve and extend to the outside, the shaft bodies are both provided with limiting rods which are in sliding connection with the shaft bodies, the top of the fixed sleeve is provided with two positioning sleeves, and the limiting rods are provided with small discs.
Preferably, the first ratchet wheel and the second ratchet wheel are opposite in tooth direction, and the first pawl and the second pawl are symmetrically arranged in the fixing sleeve.
Preferably, the chimney body is provided with a fixed slide rail, the fixed slide rail is provided with a cutting machine for cutting the outer wall of the chimney body, and a plurality of trapezoidal action blocks are arranged on the cutting machine in parallel.
Preferably, the installation grillage is installed on the backup pad frame, and be provided with hydraulic sleeve one on the installation grillage, just hydraulic sleeve one outside be provided with be used for carrying out sliding connection with trapezoidal action between the piece cooperation piece, and be provided with the action post in cooperation piece one end, just action post tip passes hydraulic sleeve one lateral wall and extends to its inside, the panel that applies pressure is installed to action post tip, wherein is connected with reset spring two between cooperation piece tip and the hydraulic sleeve one.
Preferably, the installation plate frame is further provided with a second hydraulic sleeve, an oil delivery pipe is connected between the first hydraulic sleeve and the second hydraulic sleeve, an I-shaped acting panel is arranged inside the second hydraulic sleeve, and the end part of the I-shaped acting panel is positioned outside the second hydraulic sleeve and is in contact with the chimney body.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model uses the elastic piece and the rope body on the elastic piece to adjust the position of the sliding plate frame connected with the limiting block, so that the sliding plate frame can be effectively expanded outwards, the moving range of constructors is enlarged, the falling risk caused by small construction range is effectively reduced, the rotating state of the rotating shaft is controlled under the action of the ratchet group and the pawl group, the rope piece on the rotating shaft is limited, the contraction or expansion state of the sliding plate frame is limited, and the supporting strength of the sliding plate frame is effectively ensured under the action of the support body with the length longer than that of the sliding plate frame, thereby improving the moving range of the whole construction platform.
According to the utility model, the fixed slide rail is arranged on the chimney body through the bolts, the cutting machine can move on the fixed slide rail, on one hand, the cutting movement direction of the cutting machine is limited, and on the other hand, the influence of cutting vibration on the supporting plate frame can be reduced, namely, most of vibration acting force is transmitted to the outer wall of the chimney body.
The utility model uses the trapezoid action block and the matching block to enable the pressing panel to act on the hydraulic oil in the first hydraulic sleeve, and enables the I-shaped action panel to apply acting force to the dismantling area under the action of the hydraulic oil, thereby achieving the purpose of assisting staff in dismantling.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of a partial structure of the present utility model;
FIG. 4 is a schematic view of the back structure of the sliding plate rack of the present utility model;
FIG. 5 is a schematic view of the inside of the fixed frame of the present utility model;
FIG. 6 is a schematic diagram of a partial structure of a regulating unit according to the present utility model;
FIG. 7 is an enlarged schematic view of the area B in FIG. 6 according to the present utility model;
FIG. 8 is a schematic illustration of the ratchet set and ratchet set configuration of the present utility model;
FIG. 9 is a schematic view of a partial structure of a stopper according to the present utility model;
FIG. 10 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;
FIG. 11 is a schematic diagram of an embodiment of the present utility model.
In the figure: 1-a chimney body; 2-hoop groups; 3-supporting plate frame; 4-sliding plate frame; 5-a bracket body; 6-fixing the frame; 7-limiting blocks; 8-an elastic member; 81-a spring body; 9-a regulatory unit; 91-connecting plate frame; 92-fixing plate frame; 93-a rotating shaft; 94-rope winding piece; 95-rope body; 96-fixing the sleeve; 10-limiting parts; 101-ratchet groups; 102-a pawl set; 103-reset spring one; 104-ratchet one; 105-ratchet II; 106-pawl one; 107-pawl two; 108-a shaft body; 109-a stop lever; 11-positioning a sleeve; 111-small-sized discs; 12-fixing a sliding rail; 121-a cutter; 122-trapezoidal action block; 123-mounting plate frame; 124-first hydraulic sleeve; 125-mating blocks; 126-action column; 127-pressing panel; 128-a second return spring; 129-second hydraulic sleeve; 120-oil delivery pipe; 13-an i-shaped action panel.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-11, the present utility model provides a technical solution: a removable construction operating platform for removing a chimney, wherein the prior art document mentioned in the background of the utility model is: the constructor buckles the safety belt, the safety belt is hung on a steel wire rope surrounding a chimney, the manual hoist is pulled to enable the whole movable platform to be lifted to a designated position of a top opening of the chimney, and the safety belt is connected and screwed at a hoop notch by a reinforcing bolt phi 22; and after the whole movable platform is installed, the constructor dismantles the chimney wall. When constructors construct, the safety belt is hung on a steel wire rope surrounding a circle of a chimney on a construction platform, the constructors dismantle one section of the reinforced concrete chimney, when dismantling the construction platform, the reinforcing bolts at the joint of the hoops are loosened slowly, then the guide chain is put down slowly, the hoop of the circle of the chimney around the construction platform and the self weight of the working platform are moved down slowly through the chain block, and finally the guide chain of the chimney steel bar and the working platform can be tightened normally. Because the upper part of the wall of the chimney outer cylinder is small in diameter, the lower part of the wall of the chimney outer cylinder is large in diameter, and when a certain section is constructed, hoops and derricks with sections are added; in order to solve the technical problems mentioned in the background art, the utility model carries out the following improvements: the chimney comprises a chimney body 1, a hoop group 2 is arranged on the chimney body 1, the hoop group 2 is composed of a plurality of single-piece hoops, a plurality of support frames 3 are arranged on the hoop group 2, a plurality of support frames 5 are arranged on the chimney body 1 through bolts, the support frames 5 and the support frames 3 are in one-to-one correspondence, a sliding frame 4 for sliding connection with the support frames 3 is also arranged on the support frames 3, meanwhile, the bottom of the sliding frame 4 is in sliding connection with the support frames 5, the plurality of sliding frames 4 are also provided with guardrails which are in a mutually approaching state, a fixed frame 6 is arranged on an area, close to the top, of the support frames 5, the fixed frame 6 is in contact with the bottom of the sliding frame 4, a limiting block 7 for sliding connection with the inner wall of the fixed frame 6 is fixedly arranged at the end of the sliding frame 4, namely the limiting block 7 is positioned inside the fixed frame 6, an elastic piece 8 is arranged inside the fixed frame 6, the elastic piece 8 is a spring body 81, the end of the spring body 81 is connected with the side wall of the limiting block 7, in an initial state, and the sliding frame 4 is in a contracted state, and then in a compressed state; when a constructor is constructed at a region formed by pouring concrete, tools such as hammers cannot be used for quickly and effectively dismantling the region, a large-volume machine (such as a cutting machine 121 in the embodiment) is needed, but the dismantling tool of the type has a certain danger in working, so that the constructor of the type is assisted, on the one hand, in order to ensure a correct dismantling position, the constructor needs to frequently adjust the normal operation of the tool, on the other hand, in order to avoid being accidentally injured by the dismantling tool, the normal physiological reaction is to be retreated and retreated to a safe distance as far as possible, but because the platform space is narrow, the dismantling tool is easy to retreat to a fence in the retreating process, and the risk of safety accidents exists; according to the utility model, the corresponding improvement is carried out on the defects, the regulating and controlling unit 9 is arranged on the bracket body 5, the regulating and controlling unit 9 can carry out position adjustment on the sliding plate frame 4 through the limiting action of the limiting block 7, as the sliding plate frame 4 can directionally slide on the bracket body 5, the length of the bracket body 5 is longer than that of the sliding plate frame 4, the sliding plate frame 4 still plays a supporting role on the bracket body 5 after the position adjustment is carried out (namely, the sliding plate frame 4 is outwards expanded for a certain distance to avoid too narrow moving space), and further, the regulating and controlling unit 9 is required to be utilized to restore the sliding plate frame 4 to an initial state after the cutting is completed, and under the condition of large wind power grade, the above work can not be carried out, meanwhile, the limiting piece 10 is arranged on the bracket body 5, and the limiting piece 10 is used for controlling the moving state of the regulating and controlling unit 9;
specifically, when a worker needs to use a demolishing tool to demolish the concrete stage, the worker controls the regulating and controlling unit 9 to move through the limiting piece 10, so that the sliding plate frame 4 expands outwards under the action of the regulating and controlling unit 9 and the elastic piece 8, and when the demolishing tool is disassembled, and the regulating and controlling unit 9 drives the sliding plate frame 4 to shrink by using the limiting piece 10, so that the sliding plate frame 4 is restored to an initial state; further, to ensure the strength of the overall demolition work and the service life of the components, work is not possible in the weather where the wind strength is excessive.
As a preferred embodiment of the present utility model: the chimney body 1 is provided with a plurality of fixed slide rails 12, the fixed slide rails 12 are connected with the chimney body 1 through bolts, the fixed slide rails 12 are installed on the chimney body 1 in an equidistant annular mode, each fixed slide rail 12 corresponds to a required cutting area, for example, six fixed slide rails 12 are installed on the utility model, each two fixed slide rails correspond to two ends of one cutting area, the fixed slide rails 12 are provided with a cutting machine 121 for cutting the outer wall of the chimney body 1, further description is that the fixed slide rails 12 and the cutting machine 121 can be electrically arranged, namely, the cutting machine 121 can automatically lift, a plurality of trapezoid acting blocks 122 are fixedly installed on the cutting machine 121 in parallel, wherein a mounting plate frame 123 is also installed on the supporting plate frame 3, further description is provided that the mounting plate frame 123 is installed on the supporting plate frame 3 through bolts, when the cutter 121 is used for dismantling, the installation plate frame 123 can be installed on the support plate frame 3 through bolts, after the use is completed, the support plate frame 3 is dismantled, the installation plate frame 123 is fixedly provided with a first hydraulic sleeve 124, the outside of the first hydraulic sleeve 124 is provided with a matching block 125 (the matching block 125 and the trapezoidal action block 122 are arranged in a trapezoid manner so that the trapezoidal action block 122 is acted on the matching block 125 in the descending process), an action column 126 is installed at one end of the matching block 125, the end part of the action column 126 penetrates through the side wall of the first hydraulic sleeve 124 and extends into the inside of the first hydraulic sleeve, the end part of the action column 126 is provided with a pressing panel 127, the installation plate frame 123 is fixedly provided with a second hydraulic sleeve 129, an oil delivery pipe 120 (namely a hollow pipe in the prior art) is connected between the first hydraulic sleeve 124 and the second hydraulic sleeve 129, the second hydraulic sleeve 129 is internally provided with the working face plate 13, one end of the working face plate 13 is positioned outside the second hydraulic sleeve 129 and is in contact with the chimney body 1 (the other end of the working face plate is positioned inside the second hydraulic sleeve 129), and the cross section area of the end of the working face plate 13 positioned inside the second hydraulic sleeve 129 is larger than that of the pressing face plate 127; when the matching block 125 receives a force to enable the action column 126 to act, the pressing panel 127 at the end part of the action column 126 pushes hydraulic oil in the first hydraulic sleeve 124, under the action of the oil delivery pipe 120, the pressure in the second hydraulic sleeve 129 is equal to the pressure in the first hydraulic sleeve 124 according to pascal's law, but because the cross section area of the working panel 13 is larger than that of the pressing panel 127, namely the force of the working panel 13 is larger than the force applied to the surface of the action column 126, namely the force is transferred to the area where the chimney body 1 is being cut, the plurality of trapezoid action blocks 122 act on the matching block 125 in the descending process along with the cutting machine 121, wherein a reset spring 128 is connected between the end part of the matching block 125 and the first hydraulic sleeve 124, so that when one trapezoid action block 122 is far away from the matching block 125, the second hydraulic sleeve 128 returns to the initial state, when the next trapezoid action block 122 descends along with the cutting machine 121, the matching block 125 acts again, the action is repeated, and the action is required, when the action is expressed, the hammer is loosened, the concrete bottom area is slightly tilted, and then the plate frame is detached from the corresponding work area is detached from the frame 3;
as a further limitation of the present utility model, the regulating unit 9 includes a connection plate frame 91 and a fixing plate frame 92 which are installed on the support body 5 in parallel, and a rotating shaft 93 which is rotatably connected with the connection plate frame 91 is installed on the connection plate frame 91, wherein a rope winding member 94 is fixedly installed on the rotating shaft 93, a rope body 95 is installed on the rope winding member 94, the rope body 95 has a certain strength and can be bent (i.e. when acting reversely, the rope body 95 can act on the rope winding member 94 to wind), one end of the rope body 95 sequentially penetrates through the side wall of the support body 5 and the inner wall of the fixing frame 6 and is connected with the limiting block 7, a fixing sleeve 96 is fixedly installed on the fixing plate frame 92, the end of the rotating shaft 93 sequentially penetrates through the connection plate frame 91, the fixing plate frame 92 and the inner wall of the fixing sleeve 96 and extends to the outside of the fixing sleeve 96, and the limiting piece 10 is arranged inside the fixing sleeve 96; as a further limitation of the present utility model, the limiting member 10 includes a ratchet group 101 disposed in parallel inside the fixed sleeve 96, the ratchet group 101 is mounted on the rotating shaft 93, and a pawl group 102 for sliding connection with the ratchet group 101 is disposed inside the fixed sleeve 96, wherein two return springs 103 for sliding connection with the pawl group 102 are mounted on an inner wall of the fixed sleeve 96, the ratchet group 101 is formed by a ratchet one 104 and a ratchet two 105, and the ratchet one 104 is disposed above the ratchet two 105, wherein the pawl group 102 is formed by a pawl one 106 and a pawl two 107, the ratchet one 104 and the teeth on the ratchet two 105 are opposite in direction, the pawl one 106 and the pawl two 107 are symmetrically disposed inside the fixed sleeve 96, and shaft bodies 108 are mounted on the pawl one 106 and the pawl two 107, and end portions of the two shaft bodies 108 extend to the outside through an inner wall of a top of the fixed sleeve 96, and a limiting rod 109 for sliding connection with the pawl group 102 is mounted on the two shaft bodies 108, and the fixed sleeve 96 is mounted with two positioning sleeves 11 (the positioning sleeve 11 is shaped like an 8), and the end portions of the positioning sleeve 11 are mounted on a small disc 111 in an initial state and the small disc 111 is mounted inside the small disc 111.
Specifically, as an embodiment of the present utility model: in the initial state, the sliding plate frame 4 and the supporting plate frame 3 are in a contact state (i.e. in a contracted state), when the rope winding piece 94 rotates, the first pawl 106 blocks the first ratchet wheel 104 (in the utility model, the first pawl 106 blocks the anticlockwise rotation of the first ratchet wheel 104, the first ratchet wheel 104 is arranged on the rotating shaft 93 because the rope winding piece 94 is arranged on the rotating shaft 93), when the operator uses the dismantling tool to dismantle the chimney body 1, the operator pulls the limiting rod 109 corresponding to the first pawl 106 upwards, so that the small disc 111 at the end part of the limiting rod is separated from one circular hole of the positioning sleeve 11, rotates the limiting rod 109 and descends into the other circular hole of the positioning sleeve 11, namely the first pawl 106 is separated from the limiting track (compresses the first reset spring 103) of the first ratchet wheel 104, the spring body 81 in the compressed state acts on the limiting block 7 to enable the sliding plate frame 4 to slide on the support frame body 5 in a directional manner (outwards expands), in the expansion process, a constructor needs to stand on the support plate frame 3, after expansion is completed, the sliding plate frame 4 is transferred to the sliding plate frame 4, after expansion is completed, the sliding plate frame 4 is supposed to shrink inwards, the rope body 95 is a rope body with certain strength, the rope body 95 is straightened and limited by the support frame body 5 and the fixed frame 6, the rope body 95 is slightly bent, the rope winding piece 94 continues to rotate, the pawl two 107 blocks the clockwise rotation track of the ratchet two 105 because the pawl two 107 blocks the clockwise rotation track of the ratchet two 105, and then the sliding plate frame 4 is limited in the expansion state, the constructor performs construction after construction is completed, the staff pulls the limiting rod 109 corresponding to the pawl II 107 to leave from one of the round holes on the positioning sleeve 11 and rotate above the other round hole, then descends into the other round hole, at the moment, the pawl II 107 leaves from the rotating track of the ratchet II 105, simultaneously pulls the limiting rod 109 corresponding to the pawl I106 to pull up and rotate to the lower part of the initial position, returns the small disc 111 at the end part of the limiting rod 109 to the initial position, and then rotates the rotating shaft 93 to enable the rope winding piece 94 to wind the rope body 95, namely, the rope body 95 pulls the limiting block 7 to enable the sliding plate frame 4 to shrink, and the corresponding staff is required to stand on the supporting plate frame 3 to perform the operation, after the winding is completed, the limiting rod 109 corresponding to the pawl II 107 is restored to the initial state, namely, through the structural design of the utility model, the expansion of the construction platform can be realized, and a certain safety distance can be ensured when a dismantling tool is used for dismantling the construction platform.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A movable construction operation platform for demolishing chimney, includes chimney body (1), sets up staple bolt group (2) on chimney body (1), set up in a plurality of braced grillage (3) on staple bolt group (2), its characterized in that: the chimney is characterized in that a sliding plate frame (4) used for sliding connection with the supporting plate frame is arranged on the supporting plate frame (3), a plurality of support bodies (5) are arranged on the chimney body (1), the support bodies (5) are in sliding connection with the sliding plate frame (4), a fixed frame (6) is arranged on the support bodies (5), limiting blocks (7) used for sliding connection with the inner walls of the fixed frame (6) are arranged at the end parts of the sliding plate frame (4), and elastic pieces (8) are arranged inside the fixed frame (6);
a regulating and controlling unit (9) is arranged on the bracket body (5), and the regulating and controlling unit (9) is used for adjusting the position of the sliding plate frame (4) through the limiting function of the limiting block (7); a limiting piece (10) is arranged on the bracket body (5), and the limiting piece (10) is used for controlling the movement state of the regulating and controlling unit (9);
the chimney comprises a chimney body (1), and is characterized in that a fixed sliding rail (12) is arranged on the chimney body (1), a cutting machine (121) for cutting the outer wall of the chimney body (1) is arranged on the fixed sliding rail (12), and a plurality of trapezoidal action blocks (122) are arranged on the cutting machine (121) in parallel;
the support plate frame (3) is provided with a mounting plate frame (123), the mounting plate frame (123) is provided with a first hydraulic sleeve (124), a matching block (125) used for sliding connection with the trapezoid action block (122) is arranged outside the first hydraulic sleeve (124), one end of the matching block (125) is provided with an action column (126), the end part of the action column (126) penetrates through the side wall of the first hydraulic sleeve (124) and extends into the first hydraulic sleeve, the end part of the action column (126) is provided with a pressing panel (127), and a second return spring (128) is connected between the end part of the matching block (125) and the first hydraulic sleeve (124);
the installation plate frame (123) is further provided with a second hydraulic sleeve (129), an oil delivery pipe (120) is connected between the first hydraulic sleeve (124) and the second hydraulic sleeve (129), an I-shaped acting panel (13) is arranged inside the second hydraulic sleeve (129), and the end part of the I-shaped acting panel (13) is positioned outside the second hydraulic sleeve (129) and is in a contact state with the chimney body (1).
2. The mobile construction operations platform for demolition of a chimney of claim 1, wherein: the regulation and control unit (9) is including parallel arrangement connection grillage (91) and fixed grillage (92) on support body (5), and be provided with on connection grillage (91) rather than rotating pivot (93) of being connected, wherein be provided with on pivot (93) and roll up rope spare (94), just be provided with rope body (95) on roll up rope spare (94), rope body (95) one end runs through support body (5) lateral wall and fixed frame (6) inner wall in proper order and is connected with stopper (7), wherein be provided with fixed sleeve (96) on fixed grillage (92), just pivot (93) tip in proper order through connection grillage (91), fixed grillage (92) and fixed sleeve (96) inner wall and extend to fixed sleeve (96) outside, just fixed sleeve (96) inside is provided with locating part (10).
3. The mobile construction operations platform for demolition of a chimney of claim 2, wherein: the elastic piece (8) comprises a spring body (81) fixedly connected with the fixed frame (6), and the end part of the spring body (81) is connected with the side wall of the limiting block (7).
4. The mobile construction operations platform for demolition of a chimney of claim 2, wherein: the limiting piece (10) comprises ratchet groups (101) which are arranged in parallel inside the fixed sleeve (96), the ratchet groups (101) are arranged on the rotating shaft (93), pawl groups (102) which are used for being connected with the ratchet groups (101) in a sliding mode are arranged inside the fixed sleeve (96), and two reset springs (103) which are used for being connected with the pawl groups (102) are arranged on the inner wall of the fixed sleeve (96).
5. The mobile construction operations platform for demolition of a chimney of claim 4, wherein: the ratchet wheel set (101) is composed of a first ratchet wheel (104) and a second ratchet wheel (105), and the first ratchet wheel (104) is located above the second ratchet wheel (105), wherein the pawl set (102) is composed of a first pawl (106) and a second pawl (107).
6. The mobile construction operations platform for demolition of a chimney of claim 5, wherein: shaft bodies (108) are arranged on the first pawl (106) and the second pawl (107), the end parts of the two shaft bodies (108) penetrate through the inner wall of the top of the fixed sleeve (96) and extend to the outside, limiting rods (109) which are connected with the shaft bodies in a sliding mode are arranged on the two shaft bodies (108), two positioning sleeves (11) are arranged on the top of the fixed sleeve (96), and small discs (111) are arranged on the limiting rods (109).
7. The mobile construction operations platform for demolition of a chimney of claim 5, wherein: the first ratchet wheel (104) and the second ratchet wheel (105) are opposite in tooth direction, and the first pawl (106) and the second pawl (107) are symmetrically arranged inside the fixed sleeve (96).
CN202310411412.3A 2023-04-18 2023-04-18 Movable construction operation platform for removing chimney Active CN116163506B (en)

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