CN112459521B - A structure and implementation method for adding a roof parking lot or fitness field to an existing building - Google Patents

A structure and implementation method for adding a roof parking lot or fitness field to an existing building Download PDF

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CN112459521B
CN112459521B CN202011277718.7A CN202011277718A CN112459521B CN 112459521 B CN112459521 B CN 112459521B CN 202011277718 A CN202011277718 A CN 202011277718A CN 112459521 B CN112459521 B CN 112459521B
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roof
existing building
layer
sound insulation
vertical
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CN112459521A (en
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龙帮云
龙海垚
张勇
吕鹏飞
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China University of Mining and Technology Beijing CUMTB
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China University of Mining and Technology Beijing CUMTB
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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
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0266—Enlarging
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
    • E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
    • 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
    • E04H6/00—Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
    • E04H6/08—Garages for many vehicles
    • E04H6/12—Garages for many vehicles with mechanical means for shifting or lifting vehicles
    • E04H6/18—Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in vertical direction only or independently in vertical and horizontal directions
    • 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
    • E04H6/00—Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
    • E04H6/08—Garages for many vehicles
    • E04H6/12—Garages for many vehicles with mechanical means for shifting or lifting vehicles
    • E04H6/18—Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in vertical direction only or independently in vertical and horizontal directions
    • E04H6/24—Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in vertical direction only or independently in vertical and horizontal directions characterised by use of dollies for horizontal transport, i.e. cars being permanently parked on wheeled platforms

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)

Abstract

一种既有建筑增设楼顶停车场或健身场的结构及实施方法，结构：新屋盖紧贴设置在既有建筑的原屋盖之上，复合功能层主要由贴合的设置在刚性结构层底部的底部防水层、设置在底部防水层下方的所述水平保温隔音层和设置在水平保温隔音层中的多个减振连接器组成；竖向挡板围设在新屋盖四周的外边沿；多个钢筋混凝土立柱分布在竖向挡板的内侧；减振阻拦装置为连接钢筋混凝土立柱的多根减振阻拦索；竖向隔音机构沿竖向挡板的内边沿周向的延伸。方法：适建判断；改造设计；建筑设计；结构设计；减振设计；减噪设计；改造施工。该结构和方法能解决既有建筑停车场地严重不足、健身场所严重缺乏的困境，其对即有建筑的扰动小，通用性强，便于推广应用。

Figure 202011277718

A structure and an implementation method for adding a roof parking lot or a fitness field to an existing building. The bottom waterproof layer at the bottom, the horizontal thermal insulation and sound insulation layer arranged under the bottom waterproof layer, and a plurality of vibration damping connectors arranged in the horizontal thermal insulation and sound insulation layer are composed; the vertical baffles are arranged around the outer edge of the new roof; A plurality of reinforced concrete columns are distributed on the inner side of the vertical baffle; the vibration damping and blocking device is a plurality of vibration damping and blocking cables connecting the reinforced concrete columns; the vertical sound insulation mechanism extends along the inner edge of the vertical baffle along the circumference. Methods: suitability judgment; renovation design; architectural design; structural design; vibration reduction design; noise reduction design; renovation construction. The structure and method can solve the dilemma of the serious shortage of parking lots and fitness places in the existing buildings, the disturbance to the existing buildings is small, the versatility is strong, and it is convenient for popularization and application.

Figure 202011277718

Description

Structure for adding roof parking lot or gymnasium park to existing building and implementation method
Technical Field
The invention relates to an implementation structure of a roof parking lot or a gymnasium area, in particular to a structure for additionally arranging the roof parking lot or the gymnasium area on the existing building and an implementation method.
Background
Along with the continuous development of Chinese economy, the urbanization process is aggravated, the population of cities and towns is more and more, the quantity of automobiles in cities is continuously increased, the automobiles bring convenience to people, the problem that the existing parking spaces in the cities are insufficient is increasingly highlighted, especially in the existing public buildings and old districts, the original roads and outdoor sites cannot meet the current demand of shortage of the number of the parking spaces, meanwhile, the urban land resources are more and more tense, the possibility of allocating vacant lands around to build special parking lots is not high, and therefore the great influence is brought to the work and life of people. Meanwhile, along with the improvement of the living standard of people, people pay more and more attention to entertainment and fitness activities, and the nationwide fitness goes deep into the mind. However, the lack of the old community fitness place is a problem which is ubiquitous and needs to be solved urgently at present.
The method aims to solve the problems that the existing building parking lot is seriously insufficient, the fitness place is seriously lacked, and the community fitness noise disturbs the predicament of residents, further excavation needs to be carried out on the bearing potential of the existing building, the roof space of the existing building is fully utilized, and the parking lot and the fitness sport place are reconstructed, so that the method is a feasible mode.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a structure for additionally arranging a roof parking lot or a fitness site in the existing building and an implementation method thereof, wherein the structure can solve the dilemma that the existing building is seriously insufficient in parking lot and the fitness site is seriously insufficient, meanwhile, the disturbance of the construction implementation process to the existing building is small, the use function of the existing building is not interrupted, the interference of the noise and the vibration generated by the starting and stopping of a vehicle and the movement of personnel to the normal work and rest of the existing building user is small in the use process, and the heat insulation performance of the existing building can be enhanced.
In order to achieve the purpose, the invention provides a structure for additionally arranging a roof parking lot or a body-building field in an existing building, which comprises a new roof, a sound insulation and absorption device and a safety enclosure device;
the sound insulation and absorption device comprises a horizontal heat insulation and sound insulation layer and a vertical sound insulation mechanism;
the safety enclosure device consists of a plurality of vibration reduction connectors, a plurality of vertical baffles, a plurality of reinforced concrete stand columns and a vibration reduction blocking device;
the new roof is composed of a wear-resistant surface layer, a protective layer, a top waterproof layer, a rigid structural layer and a composite functional layer which are sequentially attached from top to bottom; the composite functional layer consists of a bottom waterproof layer which is attached to the bottom of the rigid structural layer, a horizontal heat-preservation sound-insulation layer which is arranged below the bottom waterproof layer and a plurality of vibration-reduction connectors which are arranged in the horizontal heat-preservation sound-insulation layer, the new roof is arranged on the original roof of the existing building in a clinging manner, the lower ends of the plurality of vibration-reduction connectors are fixedly connected with beams, columns or ring beams of the original roof of the existing building, and the upper ends of the plurality of vibration-reduction connectors are fixedly connected with the rigid structural layer; the horizontal heat-preservation and sound-insulation layer is provided with a horizontal groove at the position corresponding to the existing building exhaust passage, and the horizontal groove extends to the side edge of the new roof and is communicated with the outside;
the two phases of the vertical baffles are spliced and surround the outer edge of the periphery of the new roof, and the lower ends of the vertical baffles are fixedly connected with the edge of the new roof; the reinforced concrete upright columns are uniformly distributed on the inner side of the vertical baffle in the circumferential direction and are tightly connected with the vertical baffle, the lower ends of the reinforced concrete upright columns are fixedly connected with the new roof, and a plurality of horizontal rope passing holes are formed in the height direction of the reinforced concrete upright columns; the vibration reduction blocking devices are a plurality of vibration reduction blocking cables which are longitudinally arranged and correspond to the plurality of horizontal rope passing holes; each vibration reduction arresting cable sequentially penetrates through horizontal rope passing holes at the same height on the plurality of reinforced concrete stand columns and then is connected in a closed mode;
the vertical sound insulation mechanism is tightly attached to the inner side of the vertical baffle and arranged between the reinforced concrete stand columns, the lower portion of the vertical sound insulation mechanism is fixed on the new roof and arranged along the periphery of the new roof, and the upper end of the sound insulation and absorption device extends to the position above the vertical baffle.
Furthermore, in order to facilitate lifting of vehicles and personnel, the building structure further comprises a vertical lifting device A and a vehicle transfer platform A, wherein the vertical lifting device A comprises a lifting guide rail A, a lifting platform A and a winch A, the lifting guide rail A is vertically installed on one side of the outer wall of the existing building, the lifting platform A is assembled on the lifting guide rail A in a sliding mode, and the winch A is installed at the top of the lifting guide rail A and connected with the lifting platform A through a traction rope so as to control the lifting platform A to move in the longitudinal direction; the vehicle transfer platform A is installed on one side of the outer portion of the gable of the original roof of the existing building and is arranged adjacent to the vertical lifting device A, and the vehicle transfer platform A is used for establishing connection between the lifting platform A reaching the highest stroke and the top of the new roof.
Furthermore, in order to facilitate the lifting of vehicles and personnel, the lifting device comprises a vertical lifting device B, a vehicle transfer platform B and a horizontal transfer mechanism, wherein the vertical lifting device B comprises lifting upright columns, lifting guide rails B, a lifting platform B and a winch B; the lifting guide rails B are arranged in one-to-one correspondence with the lifting stand columns, the lifting guide rails B are vertically and fixedly installed on one sides, away from the outer wall of the existing building, of the lifting stand columns, the lifting platform B is slidably assembled on the lifting guide rails B and located on one sides, away from the existing building, of the lifting guide rails B, and the winch B is installed at the tops of the lifting guide rails B and connected with the lifting platform B through the traction ropes so as to control the lifting platform B to move in the longitudinal direction; the vehicle transfer platform B is arranged at the top end of the transition frame, is flush with the roof of the new roof and is used for establishing connection between the lifting platform B reaching the highest stroke and the top of the new roof;
the horizontal transfer mechanism comprises a pair of horizontal guide rails and a transfer trolley, the horizontal guide rails are arranged at intervals, one section of the horizontal guide rails is fixedly connected to the vehicle transfer platform B, the other section of the horizontal guide rails is fixedly connected to the roof of the new roof, and a channel for communicating the new roof and the vehicle transfer platform B is established; the left end and the right end of the lower part of the transfer trolley are respectively provided with a pair of walking wheels, each pair of walking wheels is arranged on a pair of horizontal guide rails in a rolling manner, and a driving motor for driving the walking wheels is arranged in the transfer trolley; the bottom of the transfer trolley, which is close to one side of the vehicle transfer platform B, is fixedly connected with two pairs of fork teeth at intervals, and the two pairs of fork teeth are respectively matched with the positions of front and rear wheels of the vehicle.
Preferably, an elevator room A is installed on one side, close to the lifting column, of the passing space, an elevator A is arranged in the elevator room A, a passenger car passage B is reserved between the elevator room A and the outer wall of the existing building, and the upper portion of the elevator room A is communicated with the staircase on the top floor in the existing building through a communication platform A.
The elevator is characterized by preferably further comprising an elevator room B, wherein the elevator room B and the elevator room A are arranged at intervals, an elevator B is arranged in the elevator room B, a passenger car channel B is reserved between the elevator room B and the outer wall of the existing building, and the upper part of the elevator B is communicated with the staircase on the top floor in the existing building through a communication platform B.
Preferably, in order to improve the sound insulation effect, the sound insulation and absorption device further comprises a sound insulation and absorption cover, wherein the sound insulation and absorption cover is arranged above the vertical sound insulation mechanism and is fixedly connected with the upper end edge of the vertical sound insulation mechanism; the vertical sound insulation mechanism is composed of a plurality of curved sound insulation and absorption screens or a plurality of curved sound insulation and absorption walls, and adjacent curved sound insulation and absorption screens or the plurality of curved sound insulation and absorption walls are spliced with each other.
Preferably, the rigid structure layer is made of a reinforced concrete structure or a steel structure or a combination of a steel structure and concrete. When the reinforced concrete structure is adopted, the reinforced concrete structure is a reinforced concrete slab, and the reinforced concrete slab is a solid reinforced concrete slab or a hollow reinforced concrete slab.
Preferably, the horizontal heat-preservation and sound-insulation layer is formed by mixing rock wool or mineral wool or rock wool and mineral wool; the vibration reduction arresting cable is made of prestressed steel strands. Preferably, in order to improve the drainage effect, the bottom waterproof layer is formed by paving 1.5-thick high polymer asphalt waterproof coiled materials; the top waterproof layer is formed by paving a high polymer asphalt waterproof coiled material with the thickness of 3 mm; the wear-resistant surface layer is formed by combining a carborundum wear-resistant terrace and a concrete sealing curing agent hard terrace or is formed by paving an epoxy resin terrace with the thickness of 1-5 mm.
According to the invention, through the arrangement of the vibration reduction connector, the novel roof can be fixed, supported and transmitted, and the vibration influence of the novel roof on the existing building caused by the start and stop of a vehicle and the movement of personnel is relieved; the sound insulation and absorption device is formed by the horizontal heat insulation and sound insulation layer and the vertical sound insulation mechanism, so that the influence of the modified target on the noise generated by the life of surrounding residents can be effectively reduced; through the arrangement of the plurality of reinforced concrete stand columns and the plurality of vibration reduction arresting cables, one part of the vibration reduction arresting cables can be impacted, and the vibration reduction arresting cables between the adjacent columns deform to a certain extent, so that impact energy can be effectively consumed, and the effects of safety protection and impact alleviation on personnel and vehicles are achieved. The horizontal heat-preservation and sound-insulation layer and the vibration-reduction connector are arranged in the composite functional layer, so that the influence of the movement of vehicle personnel on the upper part of the new roof on the existing building can be effectively reduced; the structure does not need to dismantle the original roof, and the original roof is reserved, so that the use function of the original building does not need to be interrupted, the influence on the normal work and life of users of the existing building is reduced, and meanwhile, the heat-insulating property of the existing building is effectively enhanced; the structure can effectively relieve the dilemma that the existing building parking place is seriously insufficient and the fitness place is seriously deficient, and meanwhile, the structure has small disturbance to the existing building in the construction stage and can not interrupt the use function of the existing building; the invention has strong universality and is convenient for large-area popularization and application.
The invention also provides an implementation method for adding a parking lot or a fitness center on the roof of the existing building, which comprises the following steps:
the method comprises the following steps: building suitability judgment;
the method is characterized in that the using conditions, using environments, current structural situations and the like of the existing building are investigated, detected and checked, and structural members, subunits and units are identified, so that the current structural situations of the existing building are effectively detected, and the safety level A is ensuredsuStage or BsuStage and remainThe design service life is not less than 10 years; the existing buildings with the safety levels of the building identification units of Csu level and Dsu level or buildings with the design service life less than 10 years are not suitable to be added, and the added construction cost is higher and the improvement is not suggested;
step two: modifying and designing;
s10: designing a building site for a parking lot or a fitness site according to the target, and designing a vehicle site plane, a drainage system and a vertical lifting device A when the parking lot is used; when the fitness field is designed, a fitness field plane and a drainage system are designed;
s11, carrying out structural design on the new roof, and checking and calculating the bearing capacity limit state and the use limit state;
s12, according to the existing building plane layout, carrying out vibration damping design and determining the model and the arrangement position of the vibration damping connector;
s13, determining a noise reduction design target according to the intensity level and the control target of the noise source, and designing the sound insulation and absorption device;
step three: transformation construction;
s20, cleaning the original roof waterproof, surface layer and sundries of the existing building, and reserving the fittings for ensuring the normal use function of the existing building;
s21, transforming the original functional fittings of the existing building roof to be suitable for playing normal functions in the composite functional layer between the new roof and the old roof;
s22, calculating and determining the model and the distribution position of the vibration damping connector according to the plane shape and the target load of the existing building, and fixedly connecting the lower end of the vibration damping connector with the beam, the column or the ring beam of the original roof of the existing building;
s23, laying and fixing a horizontal heat-insulating and sound-insulating layer on the upper surface of an original roof of an existing building, laying a high polymer asphalt coiled material with the thickness of 1.5mm on the upper surface of the horizontal heat-insulating and sound-insulating layer to serve as a bottom waterproof layer, forming a composite functional layer through a vibration reduction connector, the horizontal heat-insulating and sound-insulating layer and the bottom waterproof layer, and using the composite functional layer as a bottom mould for subsequent concrete pouring; in the process, a roof exhaust horizontal channel for communicating the normal use functional accessories of the existing building to the outside is reserved;
s24, laying a new roof; firstly, arranging a reinforcing mesh or a steel structure grid on the upper part of a bottom waterproof layer, pouring concrete to form a rigid structure layer, and simultaneously, establishing the fixed connection between the upper end of the vibration reduction connector and the rigid structure layer; after the rigid structure layer is stabilized, paving a high polymer asphalt waterproof coiled material with the thickness of 3mm on the upper part of the rigid structure layer to form a top waterproof layer; then laying a protective layer for protecting the top waterproof layer on the top waterproof house; finally, combining a carborundum wear-resistant floor and a concrete sealing curing agent hard floor on the upper part of the protective layer to form a wear-resistant layer, or paving an epoxy resin floor with the thickness of 1-5mm to form the wear-resistant layer;
s25, constructing the safety enclosure device; firstly, fixedly connecting a vertical baffle at the edge of the periphery of the new layer cover, then uniformly installing reinforced concrete stand columns on the inner side of the vertical baffle in the circumferential direction, and tightly connecting the reinforced concrete stand columns with the vertical baffle; then, the damping flange resisting cables sequentially penetrate through the reinforced concrete stand columns to form closed-loop connection;
s26, constructing a vertical sound insulation mechanism; fixing the lower parts of the vertical sound insulation mechanisms on the new roof, arranging the lower parts of the vertical sound insulation mechanisms along the periphery of the new roof, extending the upper ends of the vertical sound insulation mechanisms to be above the vertical baffle plates, and horizontally connecting the adjacent vertical sound insulation mechanisms to form an annular closed sound insulation enclosure area;
s27, when the new roof is used as a parking lot, a vertical lifting device A is installed on one side of the outer wall of the existing building, a vehicle transfer platform A is additionally arranged on one side of the outer part of the gable wall of the original roof of the existing building, and the vehicle transfer platform A is communicated with the lifting platform A at the highest position and the top of the new roof; when the new roof is a fitness sport place, the original staircase is reconstructed and communicated with the upper part of the new roof.
Preferably, the protective layer is one of a block face protective layer, a cement mortar protective layer and a fine aggregate concrete protective layer.
The method has simple steps, retains the original roof, does not interrupt the use function of the original building in the construction stage, and reduces the influence on the normal work and life of users of the existing building; in the use stage, the noise and vibration generated by starting and stopping of a vehicle and movement of personnel can be effectively eliminated, the interference of a newly added structure on the normal work and rest of users of the existing building can be reduced to the minimum, and meanwhile, the heat insulation performance of the existing building can be enhanced through the arrangement of a new roof; the influence of noise generated by vehicle operation and personnel movement is eliminated by arranging the sound-absorbing and sound-insulating device; through setting up the vibration reduction connector can effectively reduce the vibration influence of personnel's motion, vehicle operation to existing building. The method utilizes the roof to set parking and sports places, and plays a positive beneficial role in relieving the defects of underground parking, surrounding parking and sports places of the existing building.
Drawings
FIG. 1 is a schematic plan view of a standard storey of an existing building of the present invention;
FIG. 2 is a schematic plan view of the original roof of the existing building;
FIG. 3 is a schematic plan view of a first embodiment of the present invention for adding parking lots to a man's roof of an existing building;
FIG. 4 is a schematic view of the present invention showing a gymnastic field being added to the roof of an existing building;
FIG. 5 is a schematic plan view of the new composite roof of the existing building;
FIG. 6 is a first schematic sectional view taken along the line A-A in FIG. 3;
FIG. 7 is a second schematic sectional view taken along the line A-A in FIG. 3;
FIG. 8 is a schematic sectional view taken along the line A-A in FIG. 3;
FIG. 9 is a cross-sectional view along A-A of FIG. 3;
FIG. 10 is a schematic cross-sectional view taken along line B-B of FIG. 3;
FIG. 11 is a first schematic sectional view taken along line C-C of FIG. 5;
FIG. 12 is a second schematic sectional view taken along line C-C of FIG. 5;
FIG. 13 is a schematic plan view of a second embodiment of the present invention for adding parking lots to the existing building non-rooftop;
FIG. 14 is a schematic cross-sectional view taken along line D-D of FIG. 13;
FIG. 15 is a schematic plan view of a third embodiment of the present invention for adding parking lots to the existing building non-accessible roof;
FIG. 16 is a schematic cross-sectional view taken along line E-E of FIG. 15;
FIG. 17 is a schematic view of the structure of the turning cart according to the present invention;
FIG. 18 is a schematic flow diagram of a method practiced in the present invention.
In the figure: 1. A new roof, 2, a vibration damping connector, 3, a wear-resistant surface layer, 4, a protective layer, 5, a top waterproof layer, 6, a rigid structural layer, 8, a vertical baffle, 9, a reinforced concrete upright post, 10, a vibration damping stopping device, 11, a horizontal heat-insulating sound-insulating layer, 12, a horizontal groove, 13, a bottom waterproof layer, 14, a sound-insulating sound-absorbing cover, 15, a sound-insulating sound-absorbing device, 16, a parapet wall, 17, a kitchen smoke-exhausting air passage, 18, a toilet exhaust pipeline, 19, a roof-exiting staircase, 21, a vehicle transfer platform A, 22, an existing building outer wall, 23, a roof exhaust horizontal passage, 24, a lifting guide rail A, 25, a lifting platform A, 26, an original roof, 27, a vertical lifting device B, 28, a vehicle transfer platform B, 29, a horizontal transfer mechanism, 30, a lifting guide rail B, 31, a lifting platform B, 32, a lifting upright post, 33, a human-vehicle passage A, 34. transition frame, 35, horizontal guide rail, 36, rotating vehicle, 37, fork tooth, 38, road wheel, 39, elevator A, 40, passenger-vehicle passageway B, 41, elevator room A, 42, communicating platform A, 43, elevator room B, 44, elevator B, 45 and vertical sound insulation mechanism.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 17, the present invention provides a building structure comprising a new roof 1, a safety containment and a vertical sound insulating mechanism 15;
the sound insulation and absorption device 15 comprises a horizontal heat insulation and sound insulation layer 11 and a vertical sound insulation mechanism 45;
the safety enclosure device consists of a plurality of vibration reduction connectors 2, a plurality of vertical baffles 8, a plurality of reinforced concrete columns 9 and a vibration reduction blocking device 10;
the new roof 1 consists of a wear-resistant surface layer 3, a protective layer 4, a top waterproof layer 5, a rigid structural layer 6 and a composite functional layer which are sequentially attached from top to bottom; the composite functional layer is formed by attaching a bottom arranged at the bottom of the rigid structural layer 6The new roof 1 is arranged on the original roof 26 of the existing building in a clinging manner, the lower ends of the plurality of vibration-damping connectors 2 are fixedly connected with the beam, the column or the ring beam of the original roof 26 of the existing building, and the upper ends of the plurality of vibration-damping connectors 2 are fixedly connected with the rigid structure layer 6; when the existing building is used for residence and office, and the vertical natural vibration frequency f of the new roof is less than or equal to 2Hz, the limit value a =0.07m/s of the vertical vibration peak acceleration of the new roof2A =0.05m/s when f is 4Hz or more2，2Hz＜f＜4Hz，a=0.09-0.01 m/s2. Through the arrangement of the vibration reduction connector, the novel roof can be fixed, supported and transmitted, and the vibration influence of the novel roof on the existing building caused by the start and stop of a vehicle and the movement of personnel is relieved;
the horizontal heat-insulating and sound-insulating layer 11 is provided with a horizontal groove 12 at the position corresponding to the exhaust passage of the existing building, and the horizontal groove 12 extends to the side edge of the new roof 1 and is communicated with the outside so as to ensure the normal use of the original function of the existing building; the horizontal heat-insulating and sound-insulating layer 11 can improve the energy-saving performance of the existing building, can effectively isolate the noise generated by the newly-added roof, and can also be used as a bottom die for concrete pouring of a rigid structural layer of the newly-added roof.
The vertical baffles 8 are spliced in pairs and surround the outer edge of the periphery of the new roof 1, and the lower ends of the vertical baffles are fixedly connected with the edge of the new roof 1; the reinforced concrete upright posts 9 are circumferentially and uniformly distributed on the inner side of the vertical baffle 8 and are tightly connected with the vertical baffle 8, the lower ends of the reinforced concrete upright posts 9 are fixedly connected with the new roof 1, and a plurality of horizontal rope passing holes are formed in the height direction of the reinforced concrete upright posts; the vibration reduction blocking device 10 is provided with a plurality of vibration reduction blocking cables which are longitudinally arranged and correspond to the plurality of horizontal rope passing holes; each vibration reduction arresting cable sequentially penetrates through the horizontal rope passing holes at the same height on the plurality of reinforced concrete stand columns 9 and then is connected in a closed mode; therefore, when one part of the vibration reduction arresting cable is impacted, the vibration reduction arresting cable (steel strand) between the adjacent columns has certain deformation, impact energy is consumed, and the effects of safety protection and impact alleviation are achieved on personnel and vehicles.
The vertical sound insulation mechanism 45 is tightly attached to the inner side of the vertical baffle plate 8 and arranged between the reinforced concrete upright posts 9, the lower part of the vertical sound insulation mechanism 45 is fixed on the new roof 1 and is arranged along the periphery of the new roof 1, and the upper end of the sound insulation and absorption device 15 extends to the upper part of the vertical baffle plate 8.
As an embodiment, the vehicle transfer platform system further comprises a vertical lifting device A and a vehicle transfer platform A21, wherein the vertical lifting device A is composed of a lifting guide rail A24, a lifting platform A25 and a winch A, the lifting guide rail A24 is vertically installed on one side of the outer portion of the existing building outer wall 22, the lifting platform A25 is slidably assembled on the lifting guide rail A24, and the winch A is installed on the top of the lifting guide rail A24 and connected with the lifting platform A25 through a traction rope so as to control the movement of the lifting platform A25 in the longitudinal direction; the vehicle transfer platform A21 is installed on one side of the gable outside of the original roof 26 of the existing building, is arranged adjacent to the vertical lifting device A, and is used for establishing connection between the lifting platform A25 reaching the highest stroke and the top of the new roof 1. In the working state, the lifting platform A25 is controlled to be located at the position of a new house painting so as not to influence the width of a fire fighting access and not to influence the passing of people and vehicles nearby. The vertical lifting device A can also adopt an elevator shared by people and vehicles to lift and use the vehicles and the personnel; so that the vehicle can be driven into the parking lot through the vehicle transfer platform a21 when the vehicle is lifted to the garage height. It is also possible to add a horizontal transfer device to the lifting platform a25 to horizontally displace the vehicle onto the parking lot roof via a horizontal transfer device provided on the lifting device pallet when the vehicle is lifted to the parking lot roof height.
As another embodiment, the building further comprises a vertical lifting device B27, a vehicle transfer platform B28 and a horizontal transfer mechanism 29, wherein the vertical lifting device B27 comprises lifting columns 32, lifting guide rails B30, a lifting platform B31 and a winch B, the lifting columns 32 are arranged on one side of the exterior of the existing building, a passing space is reserved between each lifting column 32 and the outer wall 22 of the existing building, and the upper ends of the lifting columns 32 are fixedly connected with the upper end of the outer wall 22 of the existing building through a transition frame 34; the lifting guide rails B30 and the lifting uprights 32 are arranged in a one-to-one correspondence manner, the lifting guide rails B30 are vertically and fixedly installed on one sides, away from the outer wall 22 of the existing building, of the lifting uprights 32, the lifting platform B31 is slidably assembled on the lifting guide rails B30 and located on one sides, away from the existing building, of the lifting guide rails B30, and the winch B is installed at the top of the lifting guide rails B30 and connected with the lifting platform B31 through a traction rope so as to control the lifting platform B31 to move in the longitudinal direction; the vehicle transfer platform B28 is arranged at the top end of the transition frame 34 and is flush with the roof of the new roof 1, and is used for establishing connection between the lifting platform B31 reaching the highest stroke and the top of the new roof 1;
the horizontal transfer mechanism 29 comprises a pair of horizontal guide rails 35 and a transfer trolley 36, wherein the pair of horizontal guide rails 35 are arranged at intervals, one section of the horizontal guide rails 35 is fixedly connected to the vehicle transfer platform B28, the other section of the horizontal guide rails is fixedly connected to the roof of the new roof 1, and a channel for communicating the new roof 1 and the vehicle transfer platform B28 is established; a pair of walking wheels 38 is respectively arranged at the left end and the right end of the lower part of the transfer trolley 36, each pair of walking wheels 38 is arranged on a pair of horizontal guide rails 35 in a rolling manner, and a driving motor for driving the walking wheels 38 is arranged in the transfer trolley 36; the bottom of the transfer trolley 36 close to one side of the vehicle transfer platform B28 is fixedly connected with two pairs of fork teeth 37 at intervals, and the two pairs of fork teeth 37 are respectively matched with the positions of front wheels and rear wheels of the vehicle. The fork teeth 37 on the transfer trolley 36 can be lifted up and down in the longitudinal direction under the driving of the driving motor, so that when the vehicle reaches the height of the roof, the vehicle firstly extends into the lower part of the wheel from the bottom, and then is rotated to the roof of the new roof 1 after being lifted up in the longitudinal direction by a certain height, and the vehicle can conveniently enter the parking lot. Preferably, the transfer vehicle 36 is a forklift;
preferably, an elevator room A41 is installed on one side close to the lifting column 32 in the passing space, an elevator A39 is arranged in the elevator room A41, a man-car passage B40 is reserved between the elevator room A41 and the outer wall 22 of the existing building, and the upper part of the elevator room A41 is communicated with the staircase on the top floor in the existing building through a communication platform A42.
The elevator is characterized by further comprising an elevator room B43, the elevator room B43 and the elevator room A41 are arranged at intervals, an elevator B44 is arranged in the elevator room B43, a passenger car channel B40 is reserved between the elevator room B43 and the outer wall 22 of the existing building, and the upper portion of the elevator B44 is communicated with the stairway of the middle and top floor of the existing building through a communication platform B.
In addition, the vertical lifting device A can also consider to adopt a non-floor type lifting system which is arranged 4m away from the ground to the newly-added roof part, and can also consider synchronously with the elevator which is additionally arranged outside the staircase in the old residential area, so that the technical scheme can be implemented by additionally arranging the elevator by combining the residential building in the old residential area, and the economic benefit of the parking and moving place on the roof can make up the defect of the economic expenditure of additionally arranging the elevator.
The sound insulation and absorption device 15 further comprises a sound insulation and absorption cover 14, and the sound insulation and absorption cover 14 is arranged above the vertical sound insulation mechanism 45 and is fixedly connected with the upper end edge of the vertical sound insulation mechanism 45; the vertical sound insulation mechanism 45 is composed of a plurality of curved sound insulation and absorption screens or a plurality of curved sound insulation and absorption walls, adjacent curved sound insulation and absorption screens or the plurality of curved sound insulation and absorption walls are spliced, and the height of the vertical sound insulation and absorption mechanisms is higher than that of the parapet 16 at the top of the existing building. The height of the vertical sound-insulating mechanism is determined according to the noise reduction target, specifically, the allowable noise level of the residential building in the nighttime adjacent resident is not more than 37 decibels, the allowable noise level in the daytime is not more than 40 decibels, and the allowable noise level of the public building is not more than 40 decibels. When the vertical sound insulation mechanism is a sound insulation and absorption wall, the height of the vertical sound insulation mechanism is calculated and determined by a sound insulation and noise reduction target; when the vertical sound insulation mechanism is a curved sound insulation and absorption screen, the height and the curvature of the vertical sound insulation mechanism are determined by calculating a sound insulation and noise reduction target. Meanwhile, the height of the vertical sound insulation mechanism is required to be set to meet the standard of illumination which does not influence adjacent buildings.
The rigid structure layer 6 is made of a reinforced concrete structure or a steel structure or a combination of a steel structure and concrete.
Rigid structure layer 6 is reinforced concrete slab, reinforced concrete slab is solid reinforced concrete slab or hollow reinforced concrete slab.
The new roof 1 is a slope structure with a high middle and a low edge in the width direction of the building, and the slope degree of the slope structure is 2-5%. The slope surface is used as a drainage slope, so that the rainwater can be naturally drained conveniently.
The horizontal heat-insulating and sound-insulating layer 11 is formed by mixing rock wool or mineral wool or rock wool and mineral wool, and can be made of other sound-absorbing materials with the Noise Reduction Coefficient (NRC) of not less than 0.40; the vibration reduction arresting cable is made of prestressed steel strands.
The bottom waterproof layer 13 is formed by paving 1.5-thick high polymer asphalt waterproof coiled materials; the top waterproof layer 5 is formed by paving 3-thick high polymer asphalt waterproof coiled materials; the wear-resistant surface layer 3 is formed by combining a carborundum wear-resistant terrace and a concrete sealing curing agent hard terrace or is formed by paving an epoxy resin terrace with the thickness of 1-5 mm.
The lower end of the vibration reduction connector 2 is connected with a beam or a ring beam of an original roof 26 of an existing building in a chemical anchor bolt or chemical bar planting mode, and the upper end of the vibration reduction connector is connected with the rigid structure layer 6 in the new roof 1 through an anchor bolt.
Preferably, a non-intelligent parking component such as a car stop, a speed reduction gear, an anti-collision plate and the like can be added on the upper part of the new roof, and an intelligent parking device can be arranged; of course, equipment and a lighting system suitable for fitness exercise can be added;
when the new roof 1 is a single-layer structure, it will not affect the sunshine and lighting of the adjacent buildings, and is easy to be received by users.
As an optimization, the new roof can also be set up to the multilayer to improve bearing capacity, for example can set up two-layerly, sound insulation and sound absorption device between the adjacent new roof adopts face sound insulation sound absorption wall, thereby can establish the connection between the two-layer new roof through face sound insulation sound absorption wall, can rationally arrange the support column for the part in the middle of carrying out more effectual support two-layer new roof, thereby further improve the bearing capacity of new roof.
Through the arrangement of the vibration reduction connector, the novel roof can be fixed, supported and transmitted, and the vibration influence of the novel roof on the existing building caused by the start and stop of a vehicle and the movement of personnel is relieved; the sound insulation and absorption device is formed by the horizontal heat insulation and sound insulation layer and the vertical sound insulation mechanism, so that the influence of the modified target on the noise generated by the life of surrounding residents can be effectively reduced; through the arrangement of the plurality of reinforced concrete stand columns and the plurality of vibration reduction arresting cables, one part of the vibration reduction arresting cables can be impacted, and the vibration reduction arresting cables between the adjacent columns deform to a certain extent, so that impact energy can be effectively consumed, and the effects of safety protection and impact alleviation on personnel and vehicles are achieved. The horizontal heat-preservation and sound-insulation layer and the vibration-reduction connector are arranged in the composite functional layer, so that the influence of the movement of vehicle personnel on the upper part of the new roof on the existing building can be effectively reduced; the structure does not need to dismantle the original roof, and the original roof is reserved, so that the use function of the original building does not need to be interrupted, the influence on the normal work and life of users of the existing building is reduced, and meanwhile, the heat-insulating property of the existing building is effectively enhanced; the structure can effectively relieve the dilemma that the existing building parking place is seriously insufficient and the fitness place is seriously deficient, and meanwhile, the structure has small disturbance to the existing building in the construction stage and can not interrupt the use function of the existing building; the invention has strong universality and is convenient for large-area popularization and application.
As shown in fig. 18, the present invention further provides an implementation method of adding a parking lot or a fitness field on the roof of an existing building, which includes the following steps:
the method comprises the following steps: building suitability judgment;
the current situation of the existing building structure is detected, and the safety level is ensured to be AsuStage or BsuGrade, and the service life of the rest design is not less than 10 years;
step two: modifying and designing;
s10: and designing a building site according to different target use functions. When the function is a parking lot, vehicle yard ground level arrangement and vertical lifting system arrangement are carried out, in particular to vehicle parking arrangement, traffic flow arrangement and roof drainage system design; when the function is fitness and sports place, the layout of the field plane of the fitness equipment and the design of the drainage system are carried out. The existing building staircase is not required to be arranged on the roof, the roof on the staircase is required to be modified, and a roof staircase 19 is additionally arranged to communicate the existing building staircase with the roof.
S11, carrying out structural design on the new roof 1, and checking and calculating the bearing capacity limit state and the use limit state; preferably, the individual component reinforcement is designed when the existing building individual component does not meet the current standard load-bearing capacity requirements.
S12, according to the existing building plane layout, the damping design is carried out, the newly added roof will vibrate the roof due to the start and stop of the vehicle, the operation and the body-building movement of the personnel, therefore, the selection of the damping connecting device, the plane arrangement, the detailed design of the damping connecting device and the new and old roofs and the vibration control design of the roof are carried out according to the existing building plane layout.
S13, determining a noise reduction design target according to the intensity level and the control target of the noise source, and designing the sound insulation and absorption device 15; specifically, according to the intensity level and the control target of a noise source, a noise reduction design target is determined, and a horizontal sound insulation layer (with a heat preservation function) and peripheral vertical sound insulation mechanisms (a curved sound insulation and absorption screen, a curved sound insulation and absorption cover, a curved sound insulation and absorption wall and a vertical sound insulation and absorption wall) are designed.
Step three: transformation construction;
s20, cleaning the original roof waterproof, surface layer and sundries of the existing building, and reserving the fittings for ensuring the normal use function of the existing building, such as roof exhaust pipe, ventilation , kitchen smoke exhaust air passage 17, toilet exhaust pipeline 18 and the like;
s21, transforming the original functional fittings of the existing building roof to be suitable for playing normal functions in the composite functional layer between the new roof and the old roof;
s22, calculating and determining the model and the distribution position of the vibration damping connector 2 according to the plane shape and the target load of the existing building, and fixedly connecting the lower end of the vibration damping connector 2 with the original roof 26 beam, column or ring beam of the existing building;
s23, laying and fixing a horizontal heat-insulating and sound-insulating layer 11 on the upper surface of an original roof 26 of an existing building, laying a 1.5 mm-thick high polymer asphalt coiled material on the upper surface of the horizontal heat-insulating and sound-insulating layer 11 to serve as a bottom waterproof layer 13, forming a composite functional layer through a vibration-damping connector 2, the horizontal heat-insulating and sound-insulating layer 11 and the bottom waterproof layer 13, and using the composite functional layer as a bottom mould for subsequent concrete pouring; in the process, a roof exhaust horizontal channel 23 for communicating the normal use functional accessories of the existing building to the outside is reserved; the horizontal heat-insulating and sound-insulating layer 11 can improve the energy-saving performance of the existing building and can effectively isolate the noise generated by the newly-added roof. The composite functional layer can ensure that the horizontal heat-insulating and sound-insulating layer 11 is kept dry when the horizontal heat-insulating and sound-insulating layer 11 is used as a concrete bottom die of a new roof so as not to reduce the heat-insulating and sound-insulating performance.
Preferably, the horizontal thermal insulation and sound insulation layer 11 is made of sound absorption material with noise reduction coefficient not less than 0.40.
S24, laying the new roof 1; firstly, arranging a steel bar net rack or a steel structure net rack on the upper part of a bottom waterproof layer 13, pouring concrete to form a rigid structure layer 6, and meanwhile, establishing the fixed connection between the upper end of a vibration damping connector 2 and the rigid structure layer 6, wherein as a preferred option, the vibration damping connector 2 is directly connected with a new roof concrete beam and a new roof concrete slab through anchor bolts; after the rigid structure layer 6 is stabilized, paving a high polymer asphalt waterproof coiled material with the thickness of 3mm on the upper part of the rigid structure layer to form a top waterproof layer 5; then laying a protective layer 4 for protecting the top waterproof layer 5 on the top of the top waterproof house; finally, combining a carborundum wear-resistant floor and a concrete sealing curing agent hard floor on the upper part of the protective layer 4 to form a wear-resistant layer, or paving an epoxy resin floor with the thickness of 1-5mm to form the wear-resistant layer;
s25, constructing the safety enclosure device; firstly, fixedly connecting the edges of the periphery of the new layer cover with vertical baffles 8, then uniformly installing reinforced concrete stand columns 9 on the inner sides of the vertical baffles 8 in the circumferential direction, and tightly connecting the reinforced concrete stand columns with the vertical baffles 8; then, the damping flange cables sequentially penetrate through the reinforced concrete upright posts 9 to form closed-loop connection;
s26, constructing the vertical sound insulation mechanism 15; fixing the lower parts of the vertical sound insulation mechanisms 45 on the new roof 1, arranging the vertical sound insulation mechanisms along the periphery of the new roof 1, extending the upper ends of the vertical sound insulation mechanisms 45 to be above the vertical baffle 8, and horizontally connecting the adjacent vertical sound insulation mechanisms 45 to form an annular closed sound insulation enclosure area;
meanwhile, connecting adjacent vertical sound insulation mechanisms to form an annular closed sound insulation enclosure area;
after the vertical sound insulation mechanism is built, the construction of the roof functional assembly can be carried out;
s27, when the new roof is used as a parking lot, a vertical lifting device A is arranged on one side of the outer part of the outer wall 22 of the existing building, a vehicle transfer platform A21 is additionally arranged on one side of the outer part of the gable of the original roof 26 of the existing building, and the vehicle transfer platform A21 is communicated with the lifting platform A25 at the highest position and the top of the new roof 1; when the new roof is a fitness sport place, the original staircase is reconstructed and communicated with the upper part of the new roof 1.
As one preference, steps S25, S26 and S27 may be performed in synchronization;
the protective layer 4 is one of a block material surface layer protective layer, a cement mortar protective layer and a fine aggregate concrete protective layer.
The method has simple steps, retains the original roof, does not interrupt the use function of the original building in the construction stage, and reduces the influence on the normal work and life of users of the existing building; in the use stage, the noise and vibration generated by starting and stopping of a vehicle and movement of personnel can be effectively eliminated, the interference of a newly added structure on the normal work and rest of users of the existing building can be reduced to the minimum, and meanwhile, the heat insulation performance of the existing building can be enhanced through the arrangement of a new roof; the influence of noise generated by vehicle operation and personnel movement is eliminated by arranging the sound-absorbing and sound-insulating device; through setting up the vibration reduction connector can effectively reduce the vibration influence of personnel's motion, vehicle operation to existing building. The method utilizes the roof to set parking and sports places, and plays a positive beneficial role in relieving the defects of underground parking, surrounding parking and sports places of the existing building.

Claims (10)

1. A structure for adding a roof parking lot or a body-building yard to an existing building is characterized by comprising a new roof (1), a sound insulation and absorption device (15) and a safety enclosure device;
the sound insulation and absorption device (15) comprises a horizontal heat insulation and sound insulation layer (11) and a vertical sound insulation mechanism (45);
the safety enclosure device consists of a plurality of vibration reduction connectors (2), a plurality of vertical baffles (8), a plurality of reinforced concrete columns (9) and a vibration reduction blocking device (10);
the new roof (1) is composed of a wear-resistant surface layer (3), a protective layer (4), a top waterproof layer (5), a rigid structural layer (6) and a composite functional layer which are sequentially attached from top to bottom; the composite functional layer consists of a bottom waterproof layer (13) which is attached to the bottom of the rigid structural layer (6), a horizontal heat-insulating and sound-insulating layer (11) which is arranged below the bottom waterproof layer (13) and a plurality of vibration-damping connectors (2) which are arranged in the horizontal heat-insulating and sound-insulating layer (11), the new roof (1) is arranged on an original roof (26) of an existing building in a clinging manner, the lower ends of the plurality of vibration-damping connectors (2) are fixedly connected with beams, columns or ring beams of the original roof (26) of the existing building, and the upper ends of the plurality of vibration-damping connectors are fixedly connected with the rigid structural layer (6); the horizontal heat-insulating and sound-insulating layer (11) is provided with a horizontal groove (12) at a position corresponding to the existing building exhaust passage, and the horizontal groove (12) extends to the side edge of the new roof (1) and is communicated with the outside;
the vertical baffles (8) are spliced in pairs and surround the outer edge of the periphery of the new roof (1), and the lower ends of the vertical baffles are fixedly connected with the edge of the new roof (1); the reinforced concrete columns (9) are uniformly distributed on the inner side of the vertical baffle (8) in the circumferential direction and are tightly connected with the vertical baffle (8), the lower ends of the reinforced concrete columns (9) are fixedly connected with the new roof (1), and a plurality of horizontal rope passing holes are formed in the height direction of the reinforced concrete columns; the vibration reduction blocking devices (10) are a plurality of vibration reduction blocking cables which are longitudinally arranged and correspond to the plurality of horizontal rope passing holes; each vibration reduction arresting cable sequentially penetrates through horizontal rope passing holes at the same height on the plurality of reinforced concrete stand columns (9) and then is connected in a closed mode;
the vertical sound insulation mechanism (45) is tightly attached to the inner side of the vertical baffle (8) and arranged between the reinforced concrete upright posts (9), the lower portion of the vertical sound insulation mechanism (45) is fixed on the new roof (1) and is arranged along the periphery of the new roof (1), and the upper end of the sound insulation and absorption device (15) extends to the upper portion of the vertical baffle (8).
2. The structure of the existing building with the additional roof parking lot or the body building according to claim 1, further comprising a vertical lifting device A and a vehicle transfer platform A (21), wherein the vertical lifting device A is composed of a lifting guide rail A (24), a lifting platform A (25) and a winch A, the lifting guide rail A (24) is vertically installed on one side of the outer portion of the outer wall (22) of the existing building, the lifting platform A (25) is slidably assembled on the lifting guide rail A (24), and the winch A is installed on the top of the lifting guide rail A (24) and connected with the lifting platform A (25) through a traction rope so as to control the lifting platform A (25) to move in the longitudinal direction; the vehicle transfer platform A (21) is installed on one side of the outer portion of a gable of an original roof (26) of an existing building and is adjacent to the vertical lifting device A, and the vehicle transfer platform A is used for establishing connection between a lifting platform A (25) reaching the highest stroke and the top of a new roof (1).
3. The structure of the existing building with the additional roof parking lot or the fitness center according to claim 1, further comprising a vertical lifting device B (27), a vehicle transfer platform B (28) and a horizontal transfer mechanism (29), wherein the vertical lifting device B (27) comprises a lifting upright post (32), a lifting guide rail B (30), a lifting platform B (31) and a winch B, the lifting upright posts (32) are arranged on one side of the outside of the existing building, a passing space is reserved between the lifting upright post (32) and the outer wall (22) of the existing building, and the upper ends of the lifting upright posts (32) and the outer wall (22) of the existing building are fixedly connected through a transition frame (34); the lifting guide rails B (30) and the lifting columns (32) are arranged in a one-to-one correspondence manner, the lifting guide rails B (30) are vertically and fixedly installed on one sides, deviating from the outer wall (22) of the existing building, of the lifting columns (32), the lifting platform B (31) is assembled on the lifting guide rails B (30) in a sliding manner and is located on one sides, deviating from the existing building, of the lifting guide rails B (30), the winch B is installed at the top of the lifting guide rails B (30) and is connected with the lifting platform B (31) through a traction rope, and therefore the lifting platform B (31) is controlled to move in the longitudinal direction; the vehicle transfer platform B (28) is installed at the top end of the transition frame (34) and is flush with the roof of the new roof (1) and used for establishing connection between the lifting platform B (31) reaching the highest stroke and the top of the new roof (1);
the horizontal transfer mechanism (29) comprises a pair of horizontal guide rails (35) and a transfer trolley (36), the horizontal guide rails (35) are arranged at intervals, one section of the horizontal guide rails is fixedly connected to the vehicle transfer platform B (28), the other section of the horizontal guide rails is fixedly connected to the roof of the new roof (1), and a channel for communicating the new roof (1) and the vehicle transfer platform B (28) is established; the left end and the right end of the lower part of the transfer trolley (36) are respectively provided with a pair of walking wheels (38), each pair of walking wheels (38) is arranged on a pair of horizontal guide rails (35) in a rolling manner, and a driving motor for driving the walking wheels (38) is arranged in the transfer trolley (36); the bottom of the transfer trolley (36) close to one side of the vehicle transfer platform B (28) is fixedly connected with two pairs of fork teeth (37) at intervals, and the two pairs of fork teeth (37) are respectively matched with the positions of front wheels and rear wheels of the vehicle.
4. The structure of the existing building with the added roof parking lot or the body-building according to claim 3, wherein an elevator A (41) is installed at one side close to the lifting column (32) in the passing space, an elevator A (39) is arranged in the elevator A (41), a man-car passage B (40) is reserved between the elevator A (41) and the outer wall (22) of the existing building, and the upper part of the elevator A (41) is communicated with the staircase at the top floor in the existing building through a communication platform A (42).
5. The structure of the existing building with the added roof parking lot or the body building according to claim 4 is characterized by further comprising an elevator room B (43), wherein the elevator room B (43) is arranged at a distance from the elevator room A (41), an elevator B (44) is arranged in the elevator room B (43), a passenger car passage B (40) is reserved between the elevator room B (43) and the outer wall (22) of the existing building, and the upper part of the elevator B (44) is communicated with the staircase on the top floor in the existing building through a communication platform B.
6. The structure of the existing building added with the roof parking lot or the body-building according to claim 1, wherein the sound insulation and absorption device (15) further comprises a sound insulation and absorption cover (14), the sound insulation and absorption cover (14) is arranged above the vertical sound insulation mechanism (45) and is fixedly connected with the upper end edge of the vertical sound insulation mechanism (45); the vertical sound insulation mechanism (45) is composed of a plurality of curved sound insulation and absorption screens or a plurality of curved sound insulation and absorption walls, and adjacent curved sound insulation and absorption screens or the plurality of curved sound insulation and absorption walls are spliced.
7. The structure of the existing building with the added roof parking lot or the body-building field as claimed in claim 1, wherein the rigid structure layer (6) is made of reinforced concrete structure or steel and concrete combined structure; the rigid structure layer (6) is a reinforced concrete slab or a steel and concrete combined slab, and is a solid concrete slab or a hollow concrete slab.
8. The structure of the existing building with the added roof parking lot or the body building according to any one of claims 1 to 7, wherein the horizontal heat and sound insulation layer (11) is made of rock wool or mineral wool or a mixture of rock wool and mineral wool; the vibration reduction arresting cable is made of prestressed steel strands; the bottom waterproof layer (13) is formed by paving a high polymer asphalt waterproof coiled material with the thickness of 1.5 mm; the top waterproof layer (5) is formed by paving a high polymer asphalt waterproof coiled material with the thickness of 3 mm; wear-resisting surface course (3) adopt emery wear-resisting terrace and concrete seal curing agent hard terrace to combine together and form or adopt the epoxy terrace of 1 ~ 5mm thickness to lay and form.
9. An implementation method for adding a roof parking lot or a fitness center to an existing building is characterized by comprising the following steps:
the method comprises the following steps: building suitability judgment;
the current situation of the existing building structure is detected, and the safety level is ensured to be AsuStage or BsuGrade, and the service life of the rest design is not less than 10 years;
step two: modifying and designing;
s10: designing a building site for a parking lot or a fitness site according to the target, and designing a vehicle site plane, a drainage system and a vertical lifting device A when the parking lot is used; when the fitness field is designed, a fitness field plane and a drainage system are designed;
s11, carrying out structural design on the new roof (1), and checking and calculating the bearing capacity limit state and the use limit state;
s12, performing vibration damping design according to the plane layout of the existing building, and determining the model and the arrangement position of the vibration damping connector (2);
s13, determining a noise reduction design target according to the intensity level of the noise source and the control target, and designing the sound insulation and absorption device (15);
step three: transformation construction;
s20, cleaning the original roof waterproof, surface layer and sundries of the existing building, and reserving the fittings for ensuring the normal use function of the existing building;
s21, transforming the original functional fittings of the existing building roof to be suitable for playing normal functions in the composite functional layer between the new roof and the original roof;
s22, determining the type and the distribution position of the vibration damping connector (2) according to the plane shape and the target load of the existing building, and fixedly connecting the lower end of the vibration damping connector (2) with the beam, the column or the ring beam of the original roof (26) of the existing building;
s23, laying and fixing a horizontal heat-insulating and sound-insulating layer (11) on the upper surface of an original roof (26) of an existing building, laying a high polymer asphalt coiled material with the thickness of 1.5mm on the upper surface of the horizontal heat-insulating and sound-insulating layer (11) to serve as a bottom waterproof layer (13), and forming a composite functional layer through a vibration-damping connector (2), the horizontal heat-insulating and sound-insulating layer (11) and the bottom waterproof layer (13); in the process, a roof exhaust horizontal channel (23) for communicating the normal use functional accessories of the existing building to the outside is reserved;
s24, constructing a new roof (1); firstly, arranging a reinforcing mesh or a profile steel grid on the upper part of a bottom waterproof layer (13), pouring concrete to form a rigid structure layer (6), and meanwhile, establishing the fixed connection between the upper end of the vibration reduction connector (2) and the rigid structure layer (6); after the rigid structural layer (6) is stabilized, paving a high polymer asphalt waterproof coiled material with the thickness of 3mm on the upper part of the rigid structural layer to form a top waterproof layer (5); then laying a protective layer (4) for protecting the top waterproof layer (5) on the top of the top waterproof house; finally, combining a carborundum wear-resistant floor and a concrete sealing curing agent hard floor on the upper part of the protective layer (4) to form a wear-resistant layer, or paving an epoxy resin floor with the thickness of 1-5mm to form the wear-resistant layer;
s25, constructing the safety enclosure device; firstly, fixedly connecting a vertical baffle (8) at the edge of the periphery of a new roof (1), then uniformly installing reinforced concrete columns (9) on the inner side of the vertical baffle (8) in the circumferential direction, and tightly connecting the reinforced concrete columns with the vertical baffle (8); then, the vibration reduction arresting cable sequentially penetrates through the reinforced concrete upright posts (9) to form closed-loop connection;
s26, constructing the sound insulation and absorption device (15); the lower parts of the vertical sound insulation mechanisms (45) are fixed on the new roof (1) and are arranged along the periphery of the new roof (1), the upper ends of the vertical sound insulation mechanisms (45) extend to the upper part of the vertical baffle (8), and meanwhile, the adjacent vertical sound insulation mechanisms (45) are horizontally connected to form an annular closed sound insulation enclosure area;
s27, when the newly-added roof is used as a parking lot, a vertical lifting device A is installed on one side of the outer wall (22) of the existing building, a vehicle transfer platform A (21) is additionally arranged on one side of the outer wall of the original roof (26) of the existing building, and the vehicle transfer platform A (21) is communicated with the lifting platform A (25) at the highest position and the top of the new roof (1); when the new roof is a fitness sport place, the original staircase is reconstructed and communicated with the upper part of the new roof (1).
10. The method for implementing the existing building with the built-up roof parking lot or the body-building field according to claim 9, wherein the protective layer (4) is one of a block surface protective layer, a cement mortar protective layer and a fine aggregate concrete protective layer.
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