CN107643648A - A kind of city canopy of the heavens and its control method - Google Patents

A kind of city canopy of the heavens and its control method Download PDF

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Publication number
CN107643648A
CN107643648A CN201710829708.1A CN201710829708A CN107643648A CN 107643648 A CN107643648 A CN 107643648A CN 201710829708 A CN201710829708 A CN 201710829708A CN 107643648 A CN107643648 A CN 107643648A
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China
Prior art keywords
curtain
fixed pulley
pressure value
truss
pulley
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CN201710829708.1A
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Chinese (zh)
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CN107643648B (en
Inventor
彭泽巍
李志雄
袁奇麒
李雯
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Guangzhou Leafun Culture Science and Technology Co Ltd
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Guangzhou Leafun Culture Science and Technology Co Ltd
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Priority to CN201710829708.1A priority Critical patent/CN107643648B/en
Publication of CN107643648A publication Critical patent/CN107643648A/en
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Publication of CN107643648B publication Critical patent/CN107643648B/en
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Abstract

The invention discloses a kind of city canopy of the heavens and its control method, the city canopy of the heavens includes truss, curtain, curtain draw off gear, sensor, electrical control gear, on the truss, the sensor is used to detect the pressure of the truss and generates pressure value signal the sensor；The electrical control gear electrically connects with the sensor；The electrical control gear is used to receive the pressure value signal that the sensor is sent, and when the pressure value signal is more than preset pressure value, controls the curtain draw off gear to pack up the curtain.The city canopy of the heavens provided by the invention and its control method, the pressure value signal that is sent using electrical control gear real-time reception sensor and compared with preset pressure value, when pressure value signal is more than preset pressure value, electrical control gear sends curtain and packs up instruction, and curtain draw off gear is controlled to pack up curtain, so that truss stress reduces, the generation of security incident is effectively prevented, and then avoid causing heavy economic losses.

Description

A kind of city canopy of the heavens and its control method
Technical field
The present invention relates to outdoor activities canopy of the heavens technical field, and in particular to a kind of city canopy of the heavens and its control method.
Background technology
The city canopy of the heavens be it is a kind of be used to project the curtain of lantern slide in performance, can in performance according to the development of the story of a play or opera, Change different scenery, in the presence of lantern slide and light, show mountains and rivers river, lightning flashes and thunder rumbles, violent storm, peaceful field The scenes such as garden, allow spectators to realize the massive story of a play or opera, and cause spectators to have a kind of sensation on the spot in person.
Currently, the most city canopy of the heavens is all provided in outdoor (such as riverside, lakeside, seashore etc.), and this can not only There are enough places to carry out canopy of the heavens arrangement, while due also to it has good visual Landscape effect and can brought to spectators absolutely Good perception experience, therefore user experience is high.However, because the city canopy of the heavens is set out of doors, therefore needed in design Emergency situations caused by considering special weather, such as when suddenly encountering high wind, if the canopy of the heavens can not be packed up in time, it is likely that Cause truss to collapse because bearing incessantly wind-force, in turn result in serious accident and cause substantial amounts of economic loss.
The content of the invention
In view of the above-mentioned problems in the prior art, it is an object of the present invention to provide a kind of city canopy of the heavens and its control Method processed, to prevent the generation of serious accident, reduce economic loss.
To achieve the above object, the embodiment of the present invention provides following technical scheme：
In a first aspect, the invention discloses a kind of city canopy of the heavens, including
Truss；
Curtain, the curtain include fixing end and the free end being oppositely arranged, and the fixing end is fixed with the truss to be connected Connect, the free end can relatively described fixing end pack up or deploy；
Curtain draw off gear, the curtain draw off gear include the first fixation kit and rope, first fixation kit It is fixedly arranged on the truss, the rope includes the first winding end and the second winding end, and the first winding end is connected to described First fixation kit, the second winding end are arranged in the free end of the curtain from the fixing end of the curtain, and with it is described Free end is fixedly connected, to drive the relatively described fixing end in the free end of the curtain to pack up or deploy；
Sensor, one end of the sensor are fixedly arranged on the truss, the other end of the sensor and described first Fixation kit connects, and acts on the pressure of the truss for detecting first fixation kit and generates pressure value signal；
Electrical control gear, the electrical control gear electrically connect with the sensor；
The electrical control gear is used to receive the pressure value signal that the sensor is sent, and works as the pressure value When signal is more than preset pressure value, the rope drives the relatively described fixing end in free end of the curtain to pack up.
Wherein, the truss includes first crossbeam, second cross beam and triangle steel framework, the second cross beam and described the One crossbeam is parallel and is arranged at intervals, and the triangle steel framework is connected between the first crossbeam and the second cross beam.
Wherein, the fixing end of the curtain refers to one end that the curtain is fixedly mounted on the truss, the curtain Free end refer to be oppositely arranged with the fixing end, and can be with up and down one end.
Further, curtain shutter is provided with the truss, the curtain shutter is with the fixing end with wide, use In blocking the fixing end, to strengthen the exterior decorative effect of the city canopy of the heavens.
As an alternative embodiment, in the embodiment of first aspect present invention, the first fixation kit bag Include drive device and first pulley group, the drive device electrically connects with the electrical control gear, the first pulley group with The output shaft of the drive device is affixed, and the first winding end is connected to the first pulley group, and the sensor is located at institute State in first pulley group, the sensor is acted on described in pressure and the generation of the truss for detecting the first pulley group Pressure value signal；
When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value is believed When number being more than the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft Rotate, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the freedom The relatively described fixing end in end is packed up.
Preferably, the sensor is resistance strain type sensor, and one end spiral of the sensor is connected to the purlin On frame, the other end spiral of the sensor is connected to the first pulley group.When the first pulley group is by the rope Pulling force when, because the first pulley group is fixedly arranged on the truss, therefore, the first pulley group is drawn by the rope Power effect is converted into the pressure to the truss, and the sensor detects the pressure that the first pulley group acts on the truss And generate the pressure value signal.
Wherein, the preset pressure value scope is (2940~3920) N.
As an alternative embodiment, in the embodiment of first aspect present invention, the curtain draw off gear is also The second fixation kit including being fixedly arranged on ground, the second winding end are arranged in the fixing end, the free end, institute successively State the second fixation kit and the first pulley group, and the second winding end in the first pulley group with described first Winding end is connected, and when the curtain is by Action of Wind pressure, the rope being connected with the curtain is acted on by the blast It is deformed, and the blast is converted into the pulling force to the first pulley group, the pulling force effect is in the truss and turns The pressure to the truss is changed to, now, the sensor detects the first pulley group and acts on the pressure of the truss simultaneously Generate pressure value signal；
When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value is believed When number being more than the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft Rotate, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the freedom The relatively described fixing end in end is packed up.
As an alternative embodiment, in the embodiment of first aspect present invention, the first pulley group includes First fixed pulley, the second fixed pulley and the 3rd fixed pulley, first fixed pulley and the output shaft of the drive device are affixed, institute The 3rd fixed pulley is stated to be arranged at intervals with second fixed pulley, and the center of the 3rd fixed pulley and second fixed pulley It is centrally located in same horizontal line；
Second fixation kit includes the 4th fixed pulley and the 5th fixed pulley, the center of the 5th fixed pulley with it is described 4th fixed pulley is centrally located in same horizontal line；The centre-to-centre spacing of 4th fixed pulley and the 5th fixed pulley is more than institute State the centre-to-centre spacing of the second fixed pulley and the 3rd fixed pulley；
The first winding end is set around first fixed pulley, and it is fixed that the second winding end is set around the described 4th successively Pulley, second fixed pulley, the 3rd fixed pulley, the 5th fixed pulley and first fixed pulley, and described second Winding end is connected on first fixed pulley with the first winding end, when the drive device drives first fixed pulley When being rotated along first direction of motion, the second winding end can be under the drive of first fixed pulley, successively from described Five fixed pulleys move to the 3rd fixed pulley, second fixed pulley, the 4th fixed pulley and first fixed pulley, with Realize that the relatively described fixing end in free end for driving the curtain is packed up；
When the drive device drives first fixed pulley to be rotated along second direction of motion, the second winding end energy It is enough under the drive of first fixed pulley, successively from the 4th fixed pulley to second fixed pulley, it is the described 3rd fixed sliding Wheel, the 5th fixed pulley and first fixed pulley motion, to realize the relatively described fixation in free end for driving the curtain End expansion；
Wherein, second direction of motion and first direction of motion are reverse.
As an alternative embodiment, in the embodiment of first aspect present invention, the first pulley group is also wrapped The 6th fixed pulley and the 7th fixed pulley are included, the 6th fixed pulley is arranged at intervals with second fixed pulley, and the described 6th is fixed The center of pulley is centrally located on same vertical curve with the 4th fixed pulley；
7th fixed pulley is arranged at intervals with the 3rd fixed pulley, the center and the described 5th of the 7th fixed pulley Fixed pulley is centrally located on same vertical curve；
The second winding end be set around successively the 6th fixed pulley, the 4th fixed pulley, second fixed pulley, 3rd fixed pulley, the 5th fixed pulley, the 7th fixed pulley and first fixed pulley, and second winding End is connected on first fixed pulley with the first winding end.
As an alternative embodiment, in the embodiment of first aspect present invention, the curtain is provided with some Some block pieces that anti-air holes and corresponding some anti-air holes are set, each block piece include connecting portion and with it is described The affixed shielding part of connecting portion, the connecting portion are fixedly connected on the curtain, and the shielding part is used to cover the anti-air holes, When the curtain is by Action of Wind pressure, the shielding part can relatively described curtain plane swing back and forth, it is described anti-to expose Air holes.
Specifically, because the city canopy of the heavens is set out of doors mostly, such as seashore, lakeside, riverside, therefore, curtain will have can Energy can be by the Action of Wind pressure from different directions, and when the curtain is by the Action of Wind pressure, the shielding part is with respect to institute State curtain plane to swing back and forth, to expose anti-air holes, so that wind energy reduces the curtain and born enough by the anti-air holes Blast, and then strengthen the stretching resistance of the curtain, avoid the generation of security incident.
Wherein, the shielding part can relatively described curtain plane swing back and forth, be primarily referred to as, when wind acts on the curtain During cloth, due to the shielding part be it is affixed by the connecting portion and the curtain, therefore, the shielding part can by with it is described The equal Action of Wind pressure of curtain, so that shielding part is swung with wind direction.During performing present image one side as Curtain front, that is to say, that when the curtain is by positive blast from front to back, the shielding part is in the anti-air holes Relatively described curtain swing backward, so as to expose the anti-air holes；And when blast reduces or the curtain is by from back to front During reverse pressure, the shielding part relatively described curtain in the anti-air holes is swung forward.In addition, when the curtain is by side During to blast, the shielding part can be rolled with wind direction and expose the anti-air holes.
As an alternative embodiment, in the embodiment of first aspect present invention, the curtain is along desired guiding trajectory Cutting forms the shielding part, and the region between the desired guiding trajectory and the connecting portion forms the anti-air holes.
As an alternative embodiment, in the embodiment of first aspect present invention, the curtain includes folding successively If the first polyvinyl chloride layer, fibrous layer and the second polyvinyl chloride layer, if the dry fibers orthogonal arrangement shape in the fibrous layer Into longitude and latitude structure, along the length bearing of trend of the curtain, the anti-air holes according to the parallel in the longitude and latitude structure successively Equidistant arrangement set, along the width bearing of trend of the curtain, the anti-air holes according to the longitude and latitude structure warp successively Equidistant arrangement is set, and the center of each anti-air holes is respectively positioned on the intersection of the parallel and the warp.
As an alternative embodiment, in the embodiment of first aspect present invention, the curtain is provided with some Along the spaced connecting rod of length bearing of trend of the curtain, each connecting rod is prolonged along the width of the curtain Setting is stretched, the both ends of each connecting rod are equipped with cyclic structure, and the center with each cyclic structure of one end is equal It is located along the same line, the rope is arranged in each described cyclic structure.
Further, along some hollow cylinder holes that are sewed with the length direction interval of the curtain, each connection Bar is arranged in each cylinder hole, so as to solve connecting rod be directly connected with curtain surface and cause connecting rod easily from curtain The problem of being come off on cloth, while adopt the assembly and disassembly that can also be easy to connecting rod and curtain in manner just described.
Wherein, the cyclic structure is removably connected to the connecting rod, is directly worn so as to reduce cyclic structure Cause the impaired situation in curtain edge in curtain, while can also be easy to cyclic structure with being connected by the way of being detachably connected The assembly and disassembly of bar.
As an alternative embodiment, in the embodiment of first aspect present invention, adjacent two connections Some slits being placed equidistant are offered between bar, and along the length bearing of trend of the curtain, adjacent two holes It is to be placed equidistant between seam.
As an alternative embodiment, in the embodiment of first aspect present invention, on the free end of the curtain Provided with reinforcing member, width of the reinforcing member along the curtain is extended, and the both ends of the reinforcing member are equipped with hollow Steel pipe, be located therein center of any steel pipe with steel pipe described in the center of the cyclic structure of one end and any of which Coaxially, the rope is arranged in the cyclic structure and the steel pipe, and the rope is fixedly connected on the steel pipe.
Second aspect, the invention discloses a kind of control method of the city canopy of the heavens, the city canopy of the heavens includes truss, curtain Cloth, curtain draw off gear, sensor and electrical control gear, the curtain include fixing end and the free end being oppositely arranged, The fixing end is fixedly connected with the truss, the free end can relatively described fixing end pack up or deploy；The curtain Draw off gear includes the first fixation kit and rope, and first fixation kit is fixedly arranged on the truss, and the rope includes First winding end and the second winding end, the first winding end are connected to first fixation kit, and the second winding end is certainly The fixing end of the curtain is arranged in the free end of the curtain, and is fixedly connected with the free end, to drive the freedom The relatively described fixing end in end is packed up or deployed；One end of the sensor is fixedly arranged on the truss, the sensor it is another End is connected with first fixation kit, is acted on the pressure of the truss for detecting first fixation kit and is generated pressure Force value signal；The electrical control gear electrically connects with the sensor；The control method includes：
The electrical control gear receives the pressure value signal that the sensor is sent, and in the pressure value signal During more than preset pressure value, the rope drives the relatively described fixing end in free end of the curtain to pack up.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the first fixation kit bag Include drive device and first pulley group, the drive device electrically connects with the electrical control gear, the first pulley group with The output shaft of the drive device is affixed, and the first winding end is connected to the first pulley group, and the sensor is located at institute State in first pulley group, the sensor is acted on described in pressure and the generation of the truss for detecting the first pulley group Pressure value signal；
When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value is believed When number being more than the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft Rotate, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the freedom The relatively described fixing end in end is packed up.
Preferably, the sensor is resistance strain type sensor, and one end spiral of the sensor is connected to the purlin On frame, the other end spiral of the sensor is connected to the first pulley group.When the first pulley group is by the rope Pulling force when, because the first pulley group is fixedly arranged on the truss, therefore, the first pulley group is drawn by the rope Power effect is converted into the pressure to the truss, and the sensor detects the pressure that the first pulley group acts on the truss And generate the pressure value signal.
Wherein, the preset pressure value scope is (2940~3920) N.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the curtain draw off gear is also The second fixation kit including being fixedly arranged on ground, the second winding end are arranged in the fixing end, the free end, institute successively State the second fixation kit and the first pulley group, and the second winding end in the first pulley group with described first Winding end is connected, and when the curtain is by Action of Wind pressure, the rope being connected with the curtain is acted on by the blast It is deformed, and the blast is converted into the pulling force to the first pulley group, the pulling force effect is in the truss and turns The pressure to the truss is changed to, now, the sensor detects the first pulley group and acts on the pressure of the truss simultaneously Generate pressure value signal；
When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value is believed When number being more than the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft Rotate, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the freedom The relatively described fixing end in end is packed up.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the curtain is provided with some Some block pieces that anti-air holes and corresponding some anti-air holes are set, each block piece include connecting portion and with it is described The affixed shielding part of connecting portion, the connecting portion are fixedly connected on the curtain, and the shielding part is used to cover the anti-air holes, When the curtain is by Action of Wind pressure, the shielding part can relatively described curtain plane swing back and forth, it is described anti-to expose Air holes.
Specifically, because the city canopy of the heavens is set out of doors mostly, such as seashore, lakeside, riverside, therefore, curtain will have can Energy can be by the Action of Wind pressure from different directions, and when the curtain is by the Action of Wind pressure, the shielding part is with respect to institute State curtain plane to swing back and forth, to expose anti-air holes, so that wind energy reduces the curtain and born enough by the anti-air holes Blast, and then strengthen the stretching resistance of the curtain, avoid the generation of security incident.
Wherein, the shielding part can relatively described curtain plane swing back and forth, be primarily referred to as, when wind acts on the curtain During cloth, due to the shielding part be it is affixed by the connecting portion and the curtain, therefore, the shielding part can by with it is described The equal Action of Wind pressure of curtain, so that shielding part is swung with wind direction.During performing present image one side as Curtain front, that is to say, that when the curtain is by positive blast from front to back, the shielding part is in the anti-air holes Relatively described curtain swing backward, so as to expose the anti-air holes；And when blast reduces or the curtain is by from back to front During reverse pressure, the shielding part relatively described curtain in the anti-air holes is swung forward.In addition, when the curtain is by side During to blast, the shielding part can be rolled with wind direction and expose the anti-air holes.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the curtain is along desired guiding trajectory Cutting forms the shielding part, and the region between the desired guiding trajectory and the connecting portion forms the anti-air holes.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the curtain includes folding successively If the first surface layer, fibrous layer and the second surface layer, if dry fibers orthogonal arrangement in the fibrous layer forms longitude and latitude structure, edge On the length bearing of trend of the curtain, the anti-air holes is set according to the parallel in the longitude and latitude structure successively equidistant arrangement, Along along the width bearing of trend of the curtain, the anti-air holes according to the longitude and latitude structure warp successively equidistant arrangement set, And the center of each anti-air holes is respectively positioned on the intersection of the parallel and the warp.
As an alternative embodiment, in the embodiment of second aspect of the present invention, the curtain is provided with some Along the spaced connecting rod of length bearing of trend of the curtain, each connecting rod is prolonged along the width of the curtain Setting is stretched, the both ends of each connecting rod are equipped with cyclic structure, and the center with each cyclic structure of one end is equal It is located along the same line, the rope is arranged in each described cyclic structure.
Further, along some hollow cylinder holes that are sewed with the length direction interval of the curtain, each connection Bar is arranged in each cylinder hole, so as to solve connecting rod be directly connected with curtain surface and cause connecting rod easily from curtain The problem of being come off on cloth, while adopt the assembly and disassembly that can also be easy to connecting rod and curtain in manner just described.
Wherein, the cyclic structure is removably connected to the connecting rod, is directly worn so as to reduce cyclic structure Cause the impaired situation in curtain edge in curtain, while can also be easy to cyclic structure with being connected by the way of being detachably connected The assembly and disassembly of bar.
As an alternative embodiment, in the embodiment of second aspect of the present invention, adjacent two connections Some slits being placed equidistant are offered between bar, and along the length bearing of trend of the curtain, adjacent two holes It is to be placed equidistant between seam.
As an alternative embodiment, in the embodiment of second aspect of the present invention, on the free end of the curtain Provided with reinforcing member, width of the reinforcing member along the curtain is extended, and the both ends of the reinforcing member are equipped with hollow Steel pipe, be located therein center of any steel pipe with steel pipe described in the center of the cyclic structure of one end and any of which Coaxially, the rope is arranged in the cyclic structure and the steel pipe, and the rope is fixedly connected on the steel pipe.
As an alternative embodiment, in the embodiment of second aspect of the present invention, described in rope drive After the relatively described fixing end in the free end of curtain is packed up, the control method also includes：
The electrical control gear controls the rope to drive the relatively described fixing end expansion in the free end of the curtain.
A kind of city canopy of the heavens provided by the invention and its control method, compared with prior art, have following beneficial to effect Fruit：
Electrically connected by sensor with electrical control gear, the electrical control gear can sensor hair described in real-time reception The pressure value signal that goes out and compared with preset pressure value, when blast is larger, the pressure value signal is more than preset pressure value, Now, electrical control gear can send curtain and pack up instruction, and controls the free end of the curtain to be relatively fixed end and pack up, from And active force of the blast to truss is reduced, the situation of collapsing being likely to result in because truss stress is excessive is prevented, is effectively prevented The generation of security incident, avoid causing heavy economic losses.
Brief description of the drawings
Fig. 1 is that a kind of city canopy of the heavens disclosed in the embodiment of the present invention one is deployed in curtain (the anti-air holes on curtain is not shown) Structural representation under state；
Fig. 2 is that a kind of city canopy of the heavens disclosed in the embodiment of the present invention one is received in curtain (the anti-air holes on curtain is not shown) half Structural representation under the state of rising；
Fig. 3 is the partial enlarged drawing at III in Fig. 1；
Fig. 4 is the partial enlarged drawing at IV in Fig. 3；
Fig. 5 is the sketch for the direction of motion that a kind of rope drive curtain disclosed in the embodiment of the present invention one is packed up；
Fig. 6 is the sketch for the direction of motion that a kind of rope disclosed in the embodiment of the present invention one drives curtain expansion；
Fig. 7 is the sketch for the direction of motion that another rope drive curtain disclosed in the embodiment of the present invention one is packed up；
Fig. 8 is the sketch for the direction of motion that another rope disclosed in the embodiment of the present invention one drives curtain expansion；
Fig. 9 is the partial enlarged drawing at IX in Fig. 1；
Figure 10 is the partial enlarged drawing at X in Fig. 1；
Figure 11 is the structural representation of curtain (being not affected by Action of Wind pressure) disclosed in the embodiment of the present invention one；
Figure 12 is the laminated construction sketch of curtain disclosed in the embodiment of the present invention one；
Figure 13 is the partial enlarged drawing at XIII in Figure 12；
Figure 14 is a kind of anti-structural representation for tearing structure disclosed in the embodiment of the present invention one；
Figure 15 is another anti-structural representation for tearing structure disclosed in the embodiment of the present invention one；
Figure 16 is curtain disclosed in the embodiment of the present invention one by the letter of the structure of shielding part during Action of Wind pressure and anti-air holes Figure.
Embodiment
Below in conjunction with the accompanying drawing in the present embodiment, the technical scheme in the embodiment of the present invention is carried out clearly and completely Description, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made Example, belongs to the scope of protection of the invention.
In addition, the term " placement " used in the present invention, " placement ", " being fixedly connected " should be interpreted broadly.For example, Being fixedly connected can be integral type or be assembled into.For those of ordinary skills, can be as the case may be Understand the concrete meaning of above-mentioned term in the present invention.
The solution of the present invention is described in detail below with reference to accompanying drawing.
Embodiment one
Also referring to Fig. 1 to Fig. 4, a kind of city canopy of the heavens 100 provided in an embodiment of the present invention, including truss 10, curtain 20th, curtain draw off gear, sensor 30 and electrical control gear (not shown), the curtain 20 include the fixing end being oppositely arranged 20a and free end 20b, fixing end 20a are fixedly connected with the truss 10, and free end 20b can receive with respect to fixing end 20a Rise or deploy；The curtain draw off gear includes the first fixation kit and rope 40, and first fixation kit is fixedly arranged on the truss 10 On, the rope 40 includes the first winding end and the second winding end, and the first winding end is connected to first fixation kit, and this second Winding end is arranged in the free end 20b of the curtain 20 from the fixing end 20a of the curtain 20, and with the free end 20b of the curtain 20 It is fixedly connected, one end of the sensor 30 is fixedly arranged on the truss 10, the other end of the sensor 30 and first fixation kit Connection, the sensor 30 act on the pressure of the truss 10 and generate pressure value signal for detecting first fixation kit；Should Electrical control gear electrically connects with the sensor 30；The electrical control gear is used to receive the pressure value that the sensor 30 is sent Signal, and when the pressure value signal is more than preset pressure value, the rope 40 drives the free end 20b of the curtain 20 solid with respect to this Fixed end 20a is packed up.
As an alternative embodiment, the sensor 30 detects the pressure of the truss 10 and generates pressure value signal Afterwards, the pressure value signal is transferred to the electrical control gear, the electrical control gear receives the pressure value signal and with presetting Pressure value compares, and when the pressure value signal is less than preset pressure value, then regards as the stress of the truss 10 in preset pressure model In enclosing, curtain need not be packed up, and performance is carried out as usual；When the pressure value signal is more than preset pressure value, then the truss 10 is assert Stress approached risk range, the electrical control gear sends the instruction that curtain is packed up, and controls the curtain draw off gear The curtain 20 is packed up, the stress of the truss 10 also reduces therewith, so as to effectively prevent the generation of security incident, and reduces warp Ji loss.
As another optional embodiment, the sensor 30 detects the pressure of the truss 10 and generates pressure value letter Number, while the pressure value signal compared with preset pressure value and is sent into signal, i.e. when the pressure value signal be more than it is default During pressure value, then the stress for regarding as the truss 10 has approached risk range, and now, the sensor 30 output curtain is packed up Signal after the electrical control gear receives the signal that this is packed up, controls the curtain draw off gear to pack up this to electrical control gear Curtain 20, so as to reduce the pressure of the truss 10, and then prevent due to the pressure of the truss 10 is excessive and what is be likely to result in collapses Situation, the generation of security incident is effectively prevented, avoid causing heavy economic losses.
As an alternative embodiment, preset time can be set in the electrical control gear, when the pressure value is believed When number being more than preset pressure value, and maintaining constant in the preset time, the electrical control gear sends the instruction that curtain is packed up, And curtain is controlled to pack up automatically.Preferably, the preset time can be 10s, 15s etc., be set depending on actual use situation.
In the present embodiment, steel wire rope can be selected in the rope 40, and first fixation kit includes drive device 50 and first Assembly pulley, the drive device 50 electrically connect with the electrical control gear, the output shaft of the first pulley group and the drive device 50 (not shown) is affixed, and the first winding end of the rope 40 is connected to the first pulley group, and the sensor 30 is located at the first pulley In group, the sensor 30 acts on the pressure of the truss 10 and generates the pressure value signal for detecting the first pulley group；
Further, the curtain draw off gear also includes being fixedly arranged on second fixation kit on ground, and the second of the rope 40 Winding end is arranged in fixing end 20a, free end 20b, second fixation kit and the first pulley group, and the rope successively 40 the second winding end is connected in the first pulley group with the first winding end, to form end to end annulus, when the curtain When cloth 20 is by Action of Wind pressure, the rope 40 being connected with the curtain 20 is deformed by the effect of the blast, and by the blast The pulling force to the first pulley group is converted into, the pulling force effect is in the truss 10 and is converted to the pressure to the truss 10, now, The sensor 30 detects the first pulley group and acts on the pressure of the truss 10 and generate pressure value signal
When the electrical control gear receives the pressure value signal that the sensor 30 sends, and the pressure value signal is more than During the preset pressure value, the electrical control gear will control axial direction of the drive device 50 along the output shaft to rotate, and band Move axial direction of the first pulley group along the output shaft to rotate, so that the rope 40 drives the free end 20b phases of the curtain 20 The fixing end 20a of the curtain 20 is packed up.
By the way of drive device 50 electrically connects with electrical control gear, when the pressure value signal is more than preset pressure value When, the electrical control gear directly can be powered to drive device 50 so that the drive device 50 can start and drive First pulley group rotates, and drives rope 40 to move so as to realize, and then pack up the effect of the curtain 20 automatically.
Specifically, when the curtain 20 is acted on by blast, the rope 40 being connected with the curtain 20 is by blast Act on and be deformed, so as to which the blast is converted into along the pulling force on the vertical direction of the rope 40, now, first pulley group by The rope 40 pulling force effect vertically downwards and push the truss 10, and then downward pressure is produced to the truss 10, Now, the sensor 30 detects the stress of the truss 10, and generates pressure value signal and be transferred to the electrical control gear, and this is electric After control device receives the pressure value signal that the sensor 30 is sent, the pressure value signal is compared with preset pressure value Compared with when the pressure value signal is more than the preset pressure value, the electrical control gear controls the drive device 50 along the output shaft The first axial direction A rotate, and drive the first pulley group along first axial direction A rotate so that the rope 40 drives The free end 20b of the curtain 20 packs up with respect to the fixing end 20a of the curtain 20, so as to realize that the automatic of curtain is packed up.
And when wind-force reduces, the city canopy of the heavens stress will reduce, and also reduce therewith so as to the stress of the truss 10, i.e. When sensor 30 detects the stress of the truss 10, (that is, the pressure that truss 10 is subject to is in preset pressure value in safe range It is interior), performance can proceed with, and now, the electrical control gear controls second axial direction side of the drive device 40 along the output shaft Rotated to B, and drive the first pulley group to be rotated along second axial direction B, so that the rope 40 drives free end 20b phases Fixing end 20a is deployed, so as to realize the Automatic-expanding of curtain；
Wherein, first axial direction A is clockwise, first axial direction A and second axial direction B is anti- To.
Also referring to Fig. 5 to Fig. 8, in the present embodiment, it is calmly sliding that the first pulley group includes the first fixed pulley 61, second Wheel 62 and the 3rd fixed pulley 63, first fixed pulley 61 and the output shaft of the drive device 40 are affixed, the 3rd fixed pulley 63 and Second fixed pulley 62 is arranged at intervals, and the center of the 3rd fixed pulley 63 is centrally located at same water with second fixed pulley 62 On horizontal line；
Second fixation kit includes the 4th fixed pulley 64 and the 5th fixed pulley 65, and the center of the 5th fixed pulley 65 is with being somebody's turn to do 4th fixed pulley 64 is centrally located in same horizontal line；The centre-to-centre spacing of 4th fixed pulley 64 and the 5th fixed pulley 65 is more than The centre-to-centre spacing of second fixed pulley 62 and the 3rd fixed pulley 63.
The first winding end is set around first fixed pulley 61, and the second winding end is set around the 4th fixed pulley successively 64th, second fixed pulley 62, the 3rd fixed pulley 63, the 5th fixed pulley 65 and first fixed pulley 61, the second winding end It is connected on first fixed pulley 61 with the first winding end, so that rope forms the coil of a closing.
The direction of motion sketch that a kind of rope drives curtain to pack up is illustrated in figure 5, is first fixed pulley shown in figure 61 along the first axial direction A rotate when, the direction of motion of the rope 40.Specifically, when the city canopy of the heavens runs into high wind, the sensing Device 30 detects the first pulley group to the pressure applied of truss 10 and generates pressure value signal and be transferred to the electrical control Device, the electrical control gear receives the pressure value signal, and the pressure value signal is more than preset pressure value, electrical control dress Put and be axially moved the output shaft for controlling the drive device 40 along first, and drive first fixed pulley 61, first axial direction along figure Direction A move, and then the second winding end can under the drive of first fixed pulley 61, successively from the 5th fixed pulley 65 to 3rd fixed pulley 63, second fixed pulley 62, the 4th fixed pulley 64 and first fixed pulley 61 move, and are somebody's turn to do with realizing to drive The relatively described fixing end 20a of the free end 20b of curtain 20 are packed up.
It is illustrated in figure 6 a kind of rope and is driving the direction of motion sketch of curtain expansion, it is first fixed sliding for this shown in figure Wheel 61 along second direction of motion rotate when, the direction of motion of the rope 40.Specifically, when the city day packed up because running into high wind When curtain detects that the stress of truss 10 is in safe range again, the output shaft of the drive device will be transported along the second axial direction B It is dynamic, and drive first fixed pulley 61 B along figure to move in direction, and then the second winding end can be in first fixed pulley 61 Under drive, successively from the 4th fixed pulley 64 to second fixed pulley 62, the 3rd fixed pulley 63, the 5th fixed pulley 65 and should First fixed pulley 61 moves, to realize the free end 20b for driving the curtain 20 with respect to fixing end 20a expansion, so as to realize this The Automatic-expanding of curtain 20.
Wherein, first axial direction A is clockwise, the second axial direction B and first axial direction A is anti- To.
Further, the first pulley group also includes the 6th fixed pulley 66 and the 7th fixed pulley 67, the 6th fixed pulley 66 are arranged at intervals with second fixed pulley 62, and center and the 4th fixed pulley 64 of the 6th fixed pulley 66 are centrally located at same On vertical curve；
7th fixed pulley 67 is arranged at intervals with the 3rd fixed pulley 63, and the center of the 7th fixed pulley 67 is fixed with the 5th Pulley 65 is centrally located on same vertical curve；
The first winding end is set around first fixed pulley 61, and the second winding end is set around the 6th fixed pulley successively 66th, the 4th fixed pulley 64, second fixed pulley 62, the 3rd fixed pulley 63, the 5th fixed pulley 65, the 7th fixed pulley 67 And first fixed pulley 61, and the second winding end is connected on first fixed pulley 61 with the first winding end, to be formed End to end annulus.
The direction of motion sketch that another rope drives curtain to pack up is illustrated in figure 7, is the first fixed cunning shown in figure Wheel 61 along the first axial direction A rotate when, the direction of motion of the rope 40.Similarly, when the city canopy of the heavens runs into high wind, the sensing Device 30, which detects the power that the curtain 20 is applied to the truss 10 and generates pressure value signal, is transferred to the electrical control gear, the electricity Gas control device receives the pressure value signal, and the pressure value signal is more than preset pressure value, and the electrical control gear will control The output shaft of the drive device 40 moves along the first axial A, and drives first fixed pulley 61, first axial direction A along figure to transport It is dynamic, and then the second winding end can be under the drive of first fixed pulley 61, successively from the 7th fixed pulley 67 to the 5th Fixed pulley 65, the 3rd fixed pulley 63, second fixed pulley 62, the 4th fixed pulley 64 and first fixed pulley 61 move, with Realize that the relatively described fixing end 20a of free end 20b for driving the curtain 20 are packed up.
The direction of motion sketch that another rope drives curtain expansion is illustrated in figure 8, it is first fixed sliding for this shown in figure Wheel 61 along the second axial direction B rotate when, the direction of motion of the rope 40.Similarly, when the city day packed up because running into high wind When curtain detects that the stress of truss 10 is in safe range again, the output shaft of the drive device 50 will be along the second axial direction B Motion, and drives first fixed pulley 61, second axial direction B along figure to move, so the second winding end can this first Under the drive of fixed pulley 61, successively from the 6th fixed pulley 66 to the 4th fixed pulley 64, second fixed pulley the 62, the 3rd it is fixed Pulley 63, the 5th fixed pulley 65, the 7th fixed pulley 67 and first fixed pulley 61 are moved, and the curtain 20 is driven to realize The relatively described fixing end 20a expansion of free end 20b, so as to realize the Automatic-expanding of the curtain 20.
Referring to Fig. 1, Fig. 9 and Figure 10, in the present embodiment, the curtain 20 is provided with some length along the curtain 20 The spaced connecting rod 21 of bearing of trend is spent, each connecting rod 21 is extended along the width of the curtain 20, And the both ends of each connecting rod 20 are equipped with cyclic structure 211, with the equal position in center of each cyclic structure 211 of one end In on same straight line, to cause rope 40 to be arranged in vertically in each cyclic structure 211, so as to realize The connection of rope 40 and curtain 20, moreover it is possible to play guide effect using the up and down motion of the cyclic structure 211 to rope 40.
Further, the cyclic structure 211 is removably connected to the connecting rod 21, so as to reduce cyclic structure 211 Directly it is arranged in curtain 20 and causes the impaired situation in the edge of curtain 20, while ring can also be easy to by the way of being detachably connected The assembly and disassembly of shape structure 211 and connecting rod 21.
Further, in order to reduce Action of Wind pressure cause curtain stress excessive on curtain the problem of, adjacent two Some slits (not shown) are offered between the connecting rod 21, and are extended along the length bearing of trend and width of the curtain 20 On direction, it is placed equidistant between adjacent two slits.
Wherein, the free end 20b of the curtain 20 is provided with reinforcing member 23, the width of the reinforcing member 23 along the curtain 20 It is extended, the both ends of the reinforcing member 23 are equipped with hollow steel pipe 231, and the center of the steel pipe 231 is same with being located at the steel pipe 231 The central coaxial of the cyclic structure 211 of one end, so that rope 40 can wear the steel pipe 231 and the cyclic structure 211 simultaneously, from And play guide effect using the steel pipe 231 and the up and down motion of the cyclic structure 211 to the rope 40.
Further, the cyclic structure 211 includes the first cyclic structure 2111 and the second cyclic structure (not shown), the steel Pipe 231 includes the first steel pipe 2311 and the second steel pipe (not shown), the center of first steel pipe 2311 and first cyclic structure 2111 central coaxial, the rope 40 are arranged in first steel pipe 2311 and first cyclic structure 2111 simultaneously, so as to this Guide effect is played in the up and down motion of rope 40, meanwhile, the rope 40 is fixedly connected on first steel pipe 2311, to cause the curtain The free end 20b of cloth 20 can pack up with respect to fixing end 20a.
Further, buckle, the rope are provided with for the ease of the assembly and disassembly of rope and steel pipe, the inside of steel pipe 231 40 are provided with the neck (not shown) corresponding with the buckle, and the buckle is sticked in the neck with so that the rope 40 is connected in this Steel pipe 231；
In addition, as other embodiments, protrusion can be provided with the rope 40, the diameter of the protrusion is more than the steel The diameter of pipe 231, and the protrusion is fixedly arranged on the lower port of the steel pipe 231, to realize the fixation of the rope 40 and steel pipe 231, So that the rope 40 can drive the steel pipe 231 to move up and down.
Also referring to Figure 11 to Figure 13, Figure 16, in the present embodiment, the curtain 20 is provided with some anti-air holes 24 and right Should some block pieces 25 for setting of some anti-air holes 24, each block piece 25 include connecting portion 251 and with the connecting portion 251 affixed shielding parts 252, the connecting portion 251 are fixedly connected on the curtain 20, and the shielding part 252 is used to cover the anti-air holes 24, when curtain 20 is by Action of Wind pressure, the shielding part 252 can swing back and forth with respect to the plane of the curtain 20, to expose this Anti- air holes 24.
Specifically, because the city canopy of the heavens is set out of doors mostly, such as seashore, lakeside, riverside, therefore, the curtain 20 will Being possible to can be by the Action of Wind pressure from different directions, and when the curtain 20 is by Action of Wind pressure, the shielding part 252 is relative should The plane of curtain 20 swings back and forth, to expose the anti-air holes 24, so that wind energy reduces the curtain enough by the anti-air holes 24 20 blast born, and then strengthen the stretching resistance of curtain 20, avoid the generation of security incident.
In the present embodiment, the curtain 20 can by the first polyvinyl chloride layer 20c, the fibrous layer 20d that are sequentially overlapped setting with And the second polyvinyl chloride layer 20e composition, and if dry fibers orthogonal arrangement in fibrous layer 20d form longitude and latitude structure, so as to The enough tension force for effectively strengthening the curtain 20, it is ensured that there is well anti-tear to pull effect for it.As shown in figure 12, in order to avoid in curtain The longitude and latitude structure that can be destroyed when the anti-air holes 24 is formed on 20 in fibrous layer 20d, and then the feelings for causing the tension force of curtain 20 to reduce Condition, when setting the anti-air holes 24, on the length bearing of trend along the curtain 20, the anti-air holes 24 can be according to the longitude and latitude structure In parallel L1 be placed equidistant successively, along the width bearing of trend of the curtain 20, the anti-air holes 24 can be according to the longitude and latitude structure Warp L2 be placed equidistant successively, and the center of each anti-air holes 24 is respectively positioned at parallel L1 and warp L2 crosspoint 201, So as to effectively avoid damage to the longitude and latitude structure in fibrous layer 20d, it is ensured that the stretching resistance of curtain, and then strengthen the Wind-Pressure Resistance of curtain Ability.
In the present embodiment, the connecting portion 251 can be integrally formed with curtain 20, for example, when the connecting portion 251 and the curtain 20 when being integrally formed, and the connection track of the connecting portion 251 and the curtain 20 can be straight line, camber line, wave or jaggies.Can be with Understand, in other embodiments, the connecting portion 251 can be also detachably connected with curtain 20.For example, the connecting portion 251 can It is pasted on by way of viscose glue on curtain 20, or, the connecting portion 251 can also be sewn to curtain 20 by way of suture On.
Further, when the connecting portion 251 is connected on the curtain 20, the connecting portion 251 is connected with the curtain 20 At least one peak of opening position to fixing end 20a distance be less than the shielding part 252 to fixing end 20a distance, So as to which when curtain deploys (i.e. curtain is suspended on truss), it is windproof that the shielding part 252 can cover in this under gravity Hole 24, that is to say, that when the curtain applied to the outdoor city canopy of the heavens is not affected by Action of Wind pressure or during by less Action of Wind pressure, The shielding part 252 can cover in the anti-air holes 24, so that what curtain can be maximum ensures the flatness of its own, Jin Er Preferable image display effect can be presented when being performed on curtain.In addition, when the curtain is by larger Action of Wind pressure When, the shielding part 252 the relative connecting portion 251 can be swung to and fro in the anti-air holes 24 so that wind energy it is enough from By reducing the blast that curtain is born, and then the stretching resistance of enhancing curtain, reducing the generation of security incident in anti-air holes 24.
Also referring to Figure 11, Figure 14 to Figure 16, in the present embodiment, for the ease of the formation and the screening of the anti-air holes 24 Covering of the cap 252 to anti-air holes 24, the curtain 20 can cut to form the shielding part 252 along desired guiding trajectory, and the desired guiding trajectory Region between the connecting portion 251 forms the anti-air holes 24.Need to learn, the figure of the desired guiding trajectory must be with the screening The shape of cap 252 is adapted, i.e., can pre-designed on the curtain 20 and shielding part when designing the shielding part 252 The desired guiding trajectory that 252 shape matches, then cut according to the desired guiding trajectory on curtain 20 and form the shielding part 252.By It is by the way that cutting is formed on curtain and the shielding part 252 is for covering anti-air holes 24 in the shielding part 252, therefore, is somebody's turn to do Region between desired guiding trajectory and the connecting portion 251 is the region of the anti-air holes 24, that is to say, that the desired guiding trajectory with Region between connecting portion 251 forms the anti-air holes 24.It can learn, the shapes and sizes of the shielding part 252 are anti-with this The shapes and sizes of air holes 24 are consistent.
Further, it can effectively ensure that the imaging of curtain 20 is imitated in order to ensure being formed on curtain 20 after the anti-air holes 24 Fruit and Wind-Pressure Resistance effect, the shape of the anti-air holes 24 can be inverted trapezoidal, U-shaped, approximate bowl structure or approximate feather chondritic, Because shielding part is consistent with shape, the size of anti-air holes, therefore shielding part 252 is also inverted trapezoidal, U-shaped, approximate bowl structure Or approximate feather chondritic.
Preferably, in order to ensure flatness of the curtain when being not affected by blast or blast is smaller, with good imaging Effect, the anti-air holes 24 are preferably the hole of falling isosceles trapezoid, that is to say, that the anti-air holes 24 is along parallel in curtain plane Cross sectional shape is isosceles trapezoid.Because the shape of the anti-air holes 24 and the shape of the shielding part 252 are consistent, therefore, it is somebody's turn to do Cross sectional shape of the shielding part 252 on parallel to curtain is also isosceles trapezoid.
Further, the isosceles trapezoid that should fall encloses shape by upper bottom a, first side b, bottom c and second side d successively Into.To be formed because the shielding part 252 is cut on curtain 20 by desired guiding trajectory, and after dicing the desired guiding trajectory with being connected Region between portion 251 forms anti-air holes 24, that is to say, that the desired guiding trajectory is by second side d, upper bottom a and first The track that side b is formed, therefore, the connection track of the connecting portion 251 and curtain 20 are that this falls the bottom c of isosceles trapezoid.This Outside, to strengthen bottom c and first side b junctions and bottom c and the tear resistance of second side d junctions, Be provided between first side b and bottom c first it is anti-tear structure, the is provided between second side d and bottom c Two prevent tearing structure.
Further, this first anti-tear structure second anti-to tear structure can be convex structure with this.Such as Figure 13 institutes Show, the first anti-one end for tearing structure is connected with first side b, the first anti-other end for tearing structure and bottom c Connection, so as to forming the first arc-shaped transition structure 26 between first side b and bottom c, this second anti-tears structure One end is connected with second side d, and the second anti-other end for tearing structure is connected with bottom c, so as in second side d And the second arc-shaped transition structure 27 is formed between the c of the bottom, and then when curtain is by larger Action of Wind pressure, the screening can be strengthened The tear resistance for the end of connecting portion 251 being connected in block piece 25 with curtain 20, so as to effectively reduce curtain by high wind pressure When there is the probability of tear damage situation.
Preferably, this first it is anti-tear structure with this second it is anti-to tear structure can also be manhole, as shown in figure 14, this First side b with this first it is anti-tear structure and be connected, bottom c first prevents that tearing structure is connected with this, so that in first side The first concave arc v notch v 26a can be formed between side b and bottom c；Second side d with this second it is anti-tear structure and be connected, this Bottom c with this second it is anti-tear structure and be connected, lacked so that the second arcs of recesses can be formed between second side d and bottom c Mouth 27a, and then when curtain is by larger Action of Wind pressure, the connecting portion 251 being connected with curtain 20 is by by equal blast Effect, and the dispersible blast for acting on the end of connecting portion 251 of the manhole, so as to reduce wind to the connecting portion 251 The tear of end, enhance the tear resistance of the end of connecting portion 251.
Further, on the curtain 20 all anti-air holes 24 area sum for the area of plane of curtain 20 60%~ 80%.That is, when the anti-air holes 24 is the inverted trapezoidal hole being arranged on curtain 20, the area sum in all inverted trapezoidal holes As the 60%~80% of the area of plane of the curtain 20.Using this design, can not only effectively ensure anti-on curtain 20 Air holes 24 crosses air quantity, it is ensured that its Wind-Pressure Resistance effect, while curtain 20 tension force of itself can also be effectively ensured, performed During imaging, its imaging effect also can effectively ensure that.
Preferably, the area sum of all anti-air holes 24 on the curtain 20 is the 68% of the area of plane of curtain 20.Can With understanding, in other embodiments, the area sum of all anti-air holes 24 can also be the plane of curtain 20 on the curtain 20 60%, 65%, 70%, 72%, 75%, 78% or 80% etc. of area.
In the present embodiment, as shown in figure 16, when curtain is by Action of Wind pressure, the shielding part that is connected to curtain 20 252 will be because by the blast equal with curtain and as wind direction swings back and forth, now, covered portion 252 covers in windproof Hole 24 is exposed because of the swing of shielding part 252, so that wind energy reduces the wind that curtain is born enough by the anti-air holes 24 Pressure, and then strengthen the Wind-Pressure Resistance ability of curtain.
The city canopy of the heavens 100 that the embodiment of the present invention one provides, by the way that sensor 30 on the truss 10, is detected in real time The stress of the truss 10 simultaneously generates pressure value signal, and is transferred to the electrical control gear, and the electrical control gear will receive The pressure value signal compared with preset pressure value, when the pressure value signal is more than preset pressure value, the electrical control Device sends the curtain 20 and packs up instruction, and controls the free end 20b of the curtain 20 to be packed up with respect to fixing end 20a, to cause The stress of truss 10 reduces, and so as to effectively prevent the generation of security incident, and reduces economic loss.
Embodiment two
It please correspond to referring to figs. 1 to Fig. 8, the embodiment of the present invention two provides a kind of controlling party for the above-mentioned city canopy of the heavens Method, the city canopy of the heavens 100 include above-mentioned truss 10, above-mentioned curtain 20, above-mentioned curtain draw off gear, above-mentioned sensor 30 and above-mentioned electrical control gear, above-mentioned curtain 20 includes the fixing end 20a and free end 20b being oppositely arranged, and this is solid Fixed end 20a is fixedly connected with above-mentioned truss 10, and free end 20b can be packed up or deploy with respect to fixing end 20a；Above-mentioned Curtain draw off gear includes the first fixation kit and rope 40, and first fixation kit is fixedly arranged on above-mentioned truss 10, the rope Rope 40 includes the first winding end and the second winding end, and the first winding end is connected to first fixation kit, the second winding end The free end 20b of above-mentioned curtain 20 is arranged in from the fixing end 20a of above-mentioned curtain 20, and fixes and connects with free end 20b Connect, to drive free end 20b to pack up or deploy with respect to fixing end 20a；One end of above-mentioned sensor 30 is fixedly arranged on above-mentioned Truss 10 on, the other end of above-mentioned sensor 30 is connected with first fixation kit, for detecting first fixation kit Act on the pressure of above-mentioned truss 10 and generate pressure value signal；Above-mentioned electrical control gear and the above-mentioned electricity of sensor 30 Connection；The control method includes：
The electrical control gear receives the pressure value signal that the sensor 30 is sent, and is more than in the pressure value signal and presets During pressure value, the fixing end 20a for controlling the rope to drive the free end 20b of above-mentioned curtain 20 relatively above-mentioned is packed up.
Specifically, when the city canopy of the heavens 100 runs into high wind out of doors, the curtain 20 will be acted on by blast, so that with The rope 40 of the curtain 20 connection will be deformed by the effect of blast, meanwhile, the blast will convert into along the rope Pulling force on 40 vertical directions, now, the first fixation kit by the rope 40 pulling force effect vertically downwards and under The truss 10 is pressed, and then downward pressure is produced to the truss 10, the sensor 30 detects pressure and the generation of the truss 10 After pressure value signal, the pressure value signal is transferred to the electrical control gear, the electrical control gear receives pressure value letter Number and compared with preset pressure value, when the pressure value signal is more than preset pressure value, then assert the stress of the truss 10 Risk range is approached, the electrical control gear sends the instruction that curtain is packed up, and the curtain is packed up automatically, the stress of the truss 10 Reduce therewith, so as to effectively prevent the generation of security incident, and reduce economic loss.
Further, first fixation kit includes above-mentioned drive device 50 and above-mentioned first pulley group, the driving Device 50 electrically connects with the electrical control gear, and the output shaft (not shown) of the first pulley group and the drive device 50 is affixed, The first winding end is connected to the first pulley group, and in the first pulley group, the sensor 30 is used to examine the sensor 30 The first pulley group is surveyed to act on the pressure of the truss 10 and generate the pressure value signal
When curtain is by Action of Wind pressure, the blast is converted into by the rope 40 for being arranged in the curtain 20 by the Action of Wind pressure To the pulling force of the first pulley group, the first pulley group is pushed the truss 10 by the pulling force effect, and now, the sensor 30 will Pressure of the first pulley group to the truss 10 is detected, and generates pressure value signal and is transferred to the electrical control gear, this is electric After control device receives the pressure value signal that the sensor 30 is sent, the pressure value signal is compared with preset pressure value Compared with when the pressure value signal is more than the preset pressure value, the electrical control gear controls the drive device 50 along the output shaft The first axial direction rotate, and drive the first pulley group along first axial direction rotate so that the rope 40 drive should The free end 20b of curtain 20 packs up with respect to the fixing end 20a of the curtain 20, so as to realize that the automatic of curtain is packed up.
Further, the first pulley group includes the first fixed pulley 61, the second fixed pulley 62 and the 3rd fixed pulley 63, and this One fixed pulley 61 and the output shaft of the drive device 50 are affixed, and the 3rd fixed pulley 63 is arranged at intervals with second fixed pulley 62, And the 3rd center and second fixed pulley 62 of fixed pulley 63 be centrally located in same horizontal line；
Second fixation kit includes the 4th fixed pulley 64 and the 5th fixed pulley 65, and the center of the 5th fixed pulley 65 is with being somebody's turn to do 4th fixed pulley 64 is centrally located in same horizontal line；The centre-to-centre spacing of 4th fixed pulley 64 and the 5th fixed pulley 65 is more than The centre-to-centre spacing of second fixed pulley 62 and the 3rd fixed pulley 63.
First winding end of the rope 40 is set around first fixed pulley 61, and the winding end of rope 40 second is set around successively 4th fixed pulley 64, second fixed pulley 62, the 3rd fixed pulley 63, the 5th fixed pulley 65 and first fixed pulley 61, Second winding end of the rope 40 is connected on first fixed pulley 61 with the first winding end of the rope 40, to form closing Rope coil.
Specifically, when the city canopy of the heavens runs into high wind, the curtain 20 will be acted on by blast, so as to connect with the curtain 20 The rope 40 connect will be deformed by the effect of blast, meanwhile, the blast will convert into along the vertical direction of the rope 40 On pulling force, now, first pulley group is pushed the truss 10 by the rope 40 pulling force effect vertically downwards, enters And downward pressure is produced to the truss 10, the sensor 30 detects the first pulley group to the pressure applied of truss 10 And generate pressure value signal and be transferred to the electrical control gear, the electrical control gear receives the pressure value signal, and the pressure Value signal is more than preset pressure value, and the output shaft for controlling the drive device 50 is axially moved by the electrical control gear along first, And drive first fixed pulley 61, first axial direction A along figure to move, and then enable the second winding end this first Under the drive of fixed pulley 61, successively from the 5th fixed pulley 65 to the 3rd fixed pulley 63, second fixed pulley the 62, the 4th it is fixed Pulley 64 and first fixed pulley 61 move, to realize that the relatively described fixing end 20a of free end 20b for driving the curtain 20 are received Rise.
As another optional embodiment, the first pulley group also includes the 6th fixed pulley 66 and the 7th fixed pulley 67, the 6th fixed pulley 66 is arranged at intervals with second fixed pulley 62, center and the 4th fixed pulley of the 6th fixed pulley 66 64 are centrally located on same vertical curve；
7th fixed pulley 67 is arranged at intervals with the 3rd fixed pulley 63, and the center of the 7th fixed pulley 67 is fixed with the 5th Pulley 65 is centrally located on same vertical curve；
The first winding end is set around first fixed pulley 61, and the second winding end is set around the 6th fixed pulley successively 66th, the 4th fixed pulley 64, second fixed pulley 62, the 3rd fixed pulley 63, the 5th fixed pulley 65, the 7th fixed pulley 67 And first fixed pulley 61, and the second winding end is connected on first fixed pulley 61 with the first winding end, to be formed The rope coil of closing.
Similarly, when setting the city canopy of the heavens out of doors to run into high wind, the curtain 20 will be acted on by blast, so that The rope 40 being connected with the curtain 20 is obtained to be deformed by the effect of blast and the blast is converted into along the rope 40 Pulling force on vertical direction, now, first pulley group are pushed this by the rope 40 pulling force effect vertically downwards Truss 10, and then downward pressure is produced to the truss 10, the sensor 30 detects the first pulley group to the institute of truss 10 The pressure of application simultaneously generates pressure value signal and is transferred to the electrical control gear, and the electrical control gear receives the sensor 30 The pressure value signal sent, and when the pressure value signal is more than the preset pressure value, the electrical control gear controls the driving First axial direction A of the device 50 along the output shaft rotates, and drives first fixed pulley 61 to be rotated along the first axial direction A, So as to which the second winding end can be fixed sliding from the 7th fixed pulley 67 to the 5th successively under the drive of first fixed pulley 61 Take turns the 65, the 3rd fixed pulley 63, second fixed pulley 62, the 4th fixed pulley 64, the 6th fixed pulley 66 and the first fixed cunning The motion of wheel 61, to realize that the relatively described fixing end 20a of free end 20b for driving the curtain 20 are packed up.
In the present embodiment, the rope is being controlled to drive the free end 20b of the curtain 20 to pack up it with respect to fixing end 20a Afterwards, the control method also includes：
The electrical control gear controls the rope to drive the free end 20b of the curtain 20 to deploy with respect to fixing end 20a.
Specifically, after the curtain 20 is packed up, when wind-force reduces, the stress of the curtain 20 will reduce, the truss 10 by To pressure will also reduce therewith, i.e. the stress of the truss 10 is in safe range, now, the electrical control gear will control Second axial direction B of the drive device 50 along the output shaft is rotated, and drives the first pulley group along second axial direction B Rotate, so that the rope 40 drives free end 20b to deploy with respect to fixing end 20a, so as to realize the Automatic-expanding of curtain 20.
The control method for the city canopy of the heavens that the embodiment of the present invention two provides, sensor generation is received using electrical control gear Pressure value signal, and compared with preset pressure value, when pressure value signal is more than preset pressure value, electrical control gear Control first axial direction of the drive device along output shaft to rotate, and drive first axial direction side of the first pulley group along the output shaft To rotation, so as to realize that the automatic of curtain is packed up.Using such control mode, simple operation, securely and reliably.
A kind of city canopy of the heavens provided in an embodiment of the present invention and its control method, compared with prior art, have as follows Beneficial effect：
Electrically connected by sensor with electrical control gear, the electrical control gear can at every moment receive sensor hair The pressure value signal that goes out and compared with preset pressure value, when the pressure value signal is more than the pressure value, the electrical control Device sends the curtain and packs up instruction, and controls the free end of the curtain to be packed up with respect to the fixing end, to cause the truss stress Reduce, so as to effectively prevent the generation of security incident, and reduce economic loss.
Embodiments described above, do not form and the technical scheme protection domain is limited.It is any in above-mentioned embodiment party Modifications, equivalent substitutions and improvements made within the spirit and principle of formula etc., should be included in the protection domain of the technical scheme Within.

Claims (12)

  1. A kind of 1. city canopy of the heavens, it is characterised in that including
    Truss；
    Curtain, the curtain includes the fixing end being oppositely arranged and free end, the fixing end are fixedly connected with the truss, institute State free end can relatively described fixing end pack up or deploy；
    Curtain draw off gear, the curtain draw off gear include the first fixation kit and rope, and first fixation kit is fixed In on the truss, the rope includes the first winding end and the second winding end, and the first winding end is connected to described first Fixation kit, the second winding end are arranged in the free end of the curtain from the fixing end of the curtain, and with the freedom End is fixedly connected, to drive the relatively described fixing end in the free end of the curtain to pack up or deploy；
    Sensor, one end of the sensor are fixedly arranged on the truss, and the other end of the sensor is fixed with described first Component connects, and acts on the pressure of the truss for detecting first fixation kit and generates pressure value signal；
    Electrical control gear, the electrical control gear electrically connect with the sensor；
    The electrical control gear is used to receive the pressure value signal that the sensor is sent, and works as the pressure value signal During more than preset pressure value, the rope drives the relatively described fixing end in free end of the curtain to pack up.
  2. 2. the city canopy of the heavens according to claim 1, it is characterised in that first fixation kit includes drive device and the One assembly pulley, the drive device electrically connect with the electrical control gear, the first pulley group and the drive device Output shaft is affixed, and the first winding end is connected to the first pulley group, and the sensor is located in the first pulley group, The sensor acts on the pressure of the truss and generates the pressure value signal for detecting the first pulley group；
    When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value signal is big When the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft to turn It is dynamic, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the free end Relatively described fixing end is packed up.
  3. 3. the city canopy of the heavens according to claim 2, it is characterised in that the curtain draw off gear also includes being fixedly arranged on ground The second fixation kit, the second winding end is arranged in the fixing end, the free end, second fixation kit successively And the first pulley group, and the second winding end is connected in the first pulley group with the first winding end, when When the curtain is acted on by blast, the rope being connected with the curtain is deformed by the effect of the blast, and The blast is converted into the pulling force to the first pulley group, the first pulley group is by the pulling force effect in the truss And the pressure to the truss is converted to, now, the sensor detects the pressure of the truss and generates the pressure value letter Number；
    When the electrical control gear receives the pressure value signal that the sensor sends, and the pressure value signal is big When the preset pressure value, the electrical control gear controls axial direction of the drive device along the output shaft to turn It is dynamic, and drive axial direction of the first pulley group along the output shaft to rotate, so that the rope drives the free end Relatively described fixing end is packed up.
  4. 4. the city canopy of the heavens according to claim 3, it is characterised in that the first pulley group includes the first fixed pulley, the Two fixed pulleys and the 3rd fixed pulley, first fixed pulley and the output shaft of the drive device are affixed, the 3rd fixed pulley With second fixed pulley be arranged at intervals, and the center of the 3rd fixed pulley be centrally located at second fixed pulley it is same On horizontal line；
    Second fixation kit includes the 4th fixed pulley and the 5th fixed pulley, the center and the described 4th of the 5th fixed pulley Fixed pulley is centrally located in same horizontal line；The centre-to-centre spacing of 4th fixed pulley and the 5th fixed pulley is more than described the The centre-to-centre spacing of two fixed pulleys and the 3rd fixed pulley；
    The first winding end is set around first fixed pulley, and it is fixed sliding that the second winding end is set around the described 4th successively Wheel, second fixed pulley, the 3rd fixed pulley, the 5th fixed pulley and first fixed pulley, and described second around If end is connected on first fixed pulley with the first winding end, when the drive device drives the first fixed pulley edge When first axial direction rotates, the second winding end can be under the drive of first fixed pulley, successively from the described 5th Fixed pulley moves to the 3rd fixed pulley, second fixed pulley, the 4th fixed pulley and first fixed pulley, with band The relatively described fixing end in free end for moving the curtain is packed up；
    When the drive device drives first fixed pulley to be rotated along the second axial direction, the second winding end can be Under the drive of first fixed pulley, successively from the 4th fixed pulley to second fixed pulley, the 3rd fixed pulley, institute The 5th fixed pulley and first fixed pulley motion are stated, to drive the relatively described fixing end in the free end of the curtain to deploy；
    Wherein, second axial direction and first axial direction are reverse.
  5. 5. the city canopy of the heavens according to claim 4, it is characterised in that the first pulley group also include the 6th fixed pulley with And the 7th fixed pulley, the 6th fixed pulley are arranged at intervals with second fixed pulley, the center of the 6th fixed pulley and institute The 4th fixed pulley is stated to be centrally located on same vertical curve；
    7th fixed pulley is arranged at intervals with the 3rd fixed pulley, and the center of the 7th fixed pulley is fixed sliding with the described 5th Wheel is centrally located on same vertical curve；
    The second winding end is set around the 6th fixed pulley, the 4th fixed pulley, second fixed pulley, described successively 3rd fixed pulley, the 5th fixed pulley, the 7th fixed pulley and first fixed pulley, and the second winding end exists It is connected on first fixed pulley with the first winding end.
  6. 6. the city canopy of the heavens according to claim 1, it is characterised in that the curtain is provided with some anti-air holes and corresponding institute Some block pieces that some anti-air holes are set are stated, each block piece includes connecting portion and the screening affixed with the connecting portion Cap, the connecting portion are fixedly connected on the curtain, and the shielding part is used to cover the anti-air holes, when the curtain by During Action of Wind pressure, the shielding part can relatively described curtain plane swing back and forth, to expose the anti-air holes.
  7. 7. the city canopy of the heavens according to claim 6, it is characterised in that the curtain cuts to form the screening along desired guiding trajectory Cap, the region between the desired guiding trajectory and the connecting portion form the anti-air holes.
  8. 8. the city canopy of the heavens according to claim 6, it is characterised in that the curtain includes folding the first polychlorostyrene second set successively Alkene layer, fibrous layer and the second polyvinyl chloride layer, if the dry fibers orthogonal arrangement in the fibrous layer forms longitude and latitude structure, along institute State on the length bearing of trend of curtain, the anti-air holes is set according to the parallel in the longitude and latitude structure successively equidistant arrangement, edge On the width bearing of trend of the curtain, the anti-air holes according to the longitude and latitude structure warp successively equidistant arrangement set, and The center of each anti-air holes is respectively positioned on the intersection of the parallel and the warp.
  9. 9. the city canopy of the heavens according to any one of claim 1 to 8, it is characterised in that the curtain is provided with some along institute The spaced connecting rod of length bearing of trend of curtain is stated, each connecting rod is set along the width extension of the curtain Put, the both ends of each connecting rod are equipped with cyclic structure, and the center with each cyclic structure of one end is respectively positioned on On same straight line, the rope is arranged in each cyclic structure of same one end.
  10. 10. the city canopy of the heavens according to claim 9, it is characterised in that offered between two adjacent connecting rods Some slits, and along the length bearing of trend and width bearing of trend of the curtain, between adjacent two slits It is placed equidistant.
  11. 11. the city canopy of the heavens according to claim 9, it is characterised in that the free end of the curtain is provided with reinforcing member, institute State width of the reinforcing member along the curtain to be extended, the both ends of the reinforcing member are equipped with hollow steel pipe, positioned at it In any steel pipe with the central coaxial of steel pipe described in the center of the cyclic structure of one end and any of which, the rope It is arranged in successively in the cyclic structure and the steel pipe, and the rope is fixedly connected on the steel pipe.
  12. 12. a kind of control method of the city canopy of the heavens, it is characterised in that the city canopy of the heavens includes truss, curtain, curtain folding and unfolding dress Put, sensor and electrical control gear, the curtain include fixing end and free end, the fixing end and the institute being oppositely arranged Truss is stated to be fixedly connected, the free end can relatively described fixing end pack up or deploy；The curtain draw off gear includes the One fixation kit and rope, first fixation kit are fixedly arranged on the truss, and the rope includes the first winding end and the Two winding ends, the first winding end are connected to first fixation kit, fixation of the second winding end from the curtain End is arranged in the free end of the curtain, and is fixedly connected with the free end, to drive the free end of the curtain with respect to institute Fixing end is stated to pack up or deploy；One end of the sensor is fixedly arranged on the truss, the other end of the sensor with it is described First fixation kit connects, and believes for detecting first fixation kit and acting on the pressure of the truss and generate pressure value Number；The electrical control gear electrically connects with the sensor；The control method includes：
    The electrical control gear receives the pressure value signal that the sensor is sent, and is more than in the pressure value signal During preset pressure value, the rope is controlled to drive the relatively described fixing end in free end of the curtain to pack up.
CN201710829708.1A 2017-09-13 2017-09-13 City canopy and control method thereof Active CN107643648B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108445703A (en) * 2018-03-09 2018-08-24 芜湖影星巨幕有限公司 A kind of installation method of metal screen
CN108842955A (en) * 2018-07-07 2018-11-20 艾麦欧（上海）建筑设计咨询有限公司 The folded plate canopy of the heavens

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Publication number Priority date Publication date Assignee Title
CN104360575A (en) * 2014-11-17 2015-02-18 成都西华升腾科技有限公司 Device for stopping rotation of motor
CN204287721U (en) * 2014-06-30 2015-04-22 江苏红叶视听器材股份有限公司 Large scale scrolling curtain system
CN205621404U (en) * 2016-04-22 2016-10-05 华信咨询设计研究院有限公司 According to automatic flexible bill -board of big I of wind -force
CN206102342U (en) * 2016-08-01 2017-04-19 皇明洁能控股有限公司 Receive and release curtain mechanism and building
CN206479764U (en) * 2017-01-26 2017-09-08 广州荣锋电子科技有限公司 A kind of projection screen automatic retraction device based on illuminance sensor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204287721U (en) * 2014-06-30 2015-04-22 江苏红叶视听器材股份有限公司 Large scale scrolling curtain system
CN104360575A (en) * 2014-11-17 2015-02-18 成都西华升腾科技有限公司 Device for stopping rotation of motor
CN205621404U (en) * 2016-04-22 2016-10-05 华信咨询设计研究院有限公司 According to automatic flexible bill -board of big I of wind -force
CN206102342U (en) * 2016-08-01 2017-04-19 皇明洁能控股有限公司 Receive and release curtain mechanism and building
CN206479764U (en) * 2017-01-26 2017-09-08 广州荣锋电子科技有限公司 A kind of projection screen automatic retraction device based on illuminance sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108445703A (en) * 2018-03-09 2018-08-24 芜湖影星巨幕有限公司 A kind of installation method of metal screen
CN108842955A (en) * 2018-07-07 2018-11-20 艾麦欧（上海）建筑设计咨询有限公司 The folded plate canopy of the heavens

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