Construction device of membrane building auxiliary equipment and use method
Technical Field
The invention belongs to the field of membrane building construction equipment, and particularly relates to a construction device of membrane building auxiliary equipment and a using method of the construction device.
Background
The construction generally needs to be carried out aloft work, especially when the installation and construction are carried out on the top of the building, the assistance is often carried out by means of huge equipment, the same problem exists in the construction of the membrane structure building, especially when the construction and installation of the device related to the membrane structure building are carried out, because the membrane building is made of flexible materials and has appearance requirements, the installation of auxiliary equipment usually takes a long time, for example, when the snow removing device of the membrane structure is installed, like a snow removing mode adopting a snow melting electric wire and a heating facility or a hot air circulating system, the electric wire or the pipeline needs to be laid on the whole membrane building, so that the problems of complex installation and high difficulty exist.
Generally, present snow removing device of many membrane buildings when carrying out the installation construction, all have and need to carry out a plurality of rigidity with heater wire or passageway on membrane structure building, lay by a large scale, and the quantity is many and the fixed point is many, and construction time is long, and the construction degree of difficulty is big, the problem that wastes time and energy.
Disclosure of Invention
The invention provides a construction device of membrane building auxiliary equipment and a using method thereof, aiming at solving the technical problems of long construction time, high construction difficulty, time and labor waste during the installation construction of a snow removing device of a membrane building at present and realizing the technical effect of quick and convenient installation of the snow removing device of the membrane building.
The specific technical scheme of the invention is as follows:
the utility model provides a membrane building auxiliary assembly's construction equipment, includes the support frame, the support frame includes the crossbeam, be provided with between the crossbeam and erect the roof beam, the symmetry is provided with the sprocket on the crossbeam, it has the chain to mesh on the sprocket, fixedly connected with removal portion on the chain, be provided with the sliding tray in the removal portion, erect and be provided with the slide rail on the roof beam, the removal portion pass through the sliding tray with slide rail sliding connection, be provided with in the removal portion and place the recess, the middle part of placing the recess is provided with the carousel, the outside of placing the recess lateral wall is provided with the setting element, the removal portion is used for transporting shower nozzle system, shower nozzle system places in the recess of removal portion, the bottom of shower nozzle system with the carousel is laminated mutually.
The construction device of the membrane building auxiliary equipment comprises a liquid supply device, wherein an outlet of the liquid supply device is connected with a conveying pipeline, the tail end of the conveying pipeline is connected with a spray head system, the spray head system comprises a shell, a plurality of telescopic devices are arranged in the shell, the telescopic devices are driven by a driving part to move, a lifting device is arranged below the telescopic devices, a driving motor is arranged on the lifting device, a pipeline fixing part is arranged at the lower end of the lifting device, a spray head fixing pipe is arranged in the pipeline fixing part, a plurality of spray heads are arranged on the spray head fixing pipe, the lifting device is used for up-down movement of the spray heads, and the telescopic devices control the lifting device to enter and exit the shell;
the sprayer system also comprises a pressure controller, and the pressure controller is connected with a plurality of pressure sensors; the pressure controller is connected with the pressure controller, the driving part is connected with the driving motor, and the PLC control device is connected with the pressure controller, the driving part and the driving motor.
Preferably, the liquid supply device comprises a water tank and a snow-melting agent storage tank, wherein an output port pipeline of the water tank and the snow-melting agent storage tank is connected with a control valve, the control valve is connected with a pump, and an outlet of the pump is connected with a conveying pipeline.
Preferably, the casing is the cuboid, a side of casing sets up to the fly leaf, the upper end of fly leaf with the up end of casing is articulated mutually.
Preferably, the telescopic device comprises a rotating disc, the rotating disc is driven to rotate by the driving part, and the driving part is fixedly arranged in the shell; an embedded block is embedded in the rotating disc, a boss is connected to the outer circle end of the embedded block, and the distance between the boss and the center of the rotating disc is larger than the diameter of the rotating disc;
dysmorphism dish is installed in the cooperation of one side of rotary disk, dysmorphism dish includes the rotating part, the center of rotating part is rotated and is connected with the fixed axle, fixed axle fixed connection be in the up end of casing, the rotating part is connected with first laminating portion and second laminating portion, the lateral surface of first laminating portion and second laminating portion is concave type circular arc, first laminating portion and the concave type circular arc of second laminating portion all can with the excircle of rotary disk is laminated mutually, first laminating portion and be provided with the recess between the second laminating portion, the recess with inlay the boss phase-match on the piece, the boss passes through the recess drive the dysmorphism dish is rotatory, the articulated being connected with on the dysmorphism dish elevating gear.
Preferably, the upper end surface of the boss is hinged with a push rod, the other end of the push rod is hinged with the movable plate, and the push rod is provided with a yielding groove.
Preferably, the lifting device includes a fixing plate, an upper end surface of the fixing plate is hinged to the special-shaped disc, a driving motor is fixedly disposed on the fixing plate, an output shaft of the driving motor is connected to a first connecting rod, the first connecting rod is connected to a second connecting rod, one end of the second connecting rod is hinged to the first connecting rod, the other end of the second connecting rod is connected to a third connecting rod, one end of the third connecting rod is hinged to a fixed position on the fixing plate, the other end of the third connecting rod is hinged to the second connecting rod, a fourth connecting rod is hinged to a position where the second connecting rod is hinged to the third connecting rod, the other end of the fourth connecting rod is hinged to a fifth connecting rod, one end of the fifth connecting rod is hinged to a fixed position on the fixing plate, and the fourth connecting rod is hinged to a middle portion of the fifth connecting rod, and the end part of the fifth connecting rod is hinged with a pipeline fixing part.
Preferably, the lower part of the pipeline fixing part is provided with a fixing groove, the lower end face of the pipeline fixing part is further provided with a fixing band, one end of the fixing band is fixedly connected with the pipeline fixing part, the other end of the fixing band is detachably connected with the pipeline fixing part, and the fixing band is matched with the fixing groove.
The use method of the construction device of the membrane building auxiliary equipment comprises the following steps:
when the pressure sensor detects that the pressure on the membrane surface is greater than a set value, the pressure is transmitted to the PLC control device, the PLC control device starts the driving part, the driving part drives the rotating disc to rotate, the boss rotates along with the rotating disc, and the boss drives the push rod to rotate to push the movable plate away; when the rotary plate rotates to a certain angle, the boss rotates to enter the groove, the second attaching portion is gradually separated from the rotary plate, the first attaching portion is attached to the rotating portion, the second attaching portion drives the lifting device to rotate when rotating, so that the lifting device moves in the direction of the movable plate in the shell, when the boss is separated from the groove, the special-shaped plate stops rotating, the lifting device moves out of the movable plate, and when the boss rotates to an initial position, the driving part stops rotating;
the PLC control device starts a driving motor, the driving motor drives a first connecting rod to rotate, the first connecting rod is matched with a third connecting rod, the second connecting rod is driven to rotate and simultaneously move downwards, the third connecting rod rotates clockwise to drive a fourth connecting rod to move downwards, a fifth connecting rod is driven to rotate anticlockwise around a hinge point, a pipeline fixing piece is driven to move downwards, a spray head fixing pipe is driven to move downwards, and the spray head is adjusted to be at a proper distance from the membrane surface; then the driving motor is closed;
and then starting a pump, mixing tap water and the snow-melting agent in a certain proportion in a control valve, conveying the snow-melting agent mixed to reach a set proportion to a spray head fixing pipe through a conveying pipeline, uniformly spraying the snow-melting agent to the membrane surface by the spray head, fully acting the sprayed snow-melting agent and the accumulated snow on the membrane surface, and treating the accumulated snow on the membrane surface.
The technical scheme of the invention at least has the following beneficial effects:
1. the construction device of the membrane building auxiliary equipment comprises a support frame, wherein chain wheels are symmetrically arranged on a cross beam of the support frame, chains are meshed on the chain wheels, a moving part is fixedly connected to the chains, a sliding groove is formed in the moving part, vertical beams are arranged between the cross beams, sliding rails are arranged on the vertical beams, and the moving part is connected with the sliding rails in a sliding mode through the sliding grooves; be provided with in the removal portion and place the recess, the middle part of placing the recess is provided with the carousel, the outside of placing the recess lateral wall is provided with technical scheme such as setting element ", the shower nozzle system integration that will remove the snow device is integrative, utilize the chain to reciprocate the removal portion and carry the shower nozzle system, labour saving and time saving is provided with the carousel in the removal portion simultaneously, after reacing appointed position, constructor can relax with the rotatory certain angle of shower nozzle system to the position of being convenient for the installation of snow device is more swift high-efficient.
2. The technical scheme of the film building installation construction device comprises a liquid supply device, wherein the liquid supply device is connected with a spray head system through a conveying pipeline, the spray head system comprises a shell, a plurality of telescopic devices are arranged in the shell, a lifting device is arranged below the telescopic devices, a driving motor is arranged on the lifting device, a spray head fixing pipe is arranged in a pipeline fixing piece, a plurality of spray heads are arranged on the spray head fixing pipe, and the film building installation construction device also comprises a pressure controller, and the pressure controller is connected with a plurality of sensors; still include with pressure controller technical scheme such as PLC controlling means that driver part and driving motor are connected, accessible pressure sensor auto-induction pressure feeds back to PLC controlling means and advances automatic snow removing, with installation device matched with snow removing device, only starts when needs, both can realize that the installation is dismantled convenient and fast, can realize the low-power consumption again, and the timely safe membrane building snow removing that carries on has with low costs, installs the convenient technological effect of handling snow.
3. The invention comprises the technical scheme that the lifting device is used for moving the spray head up and down, the telescopic device controls the lifting device to enter and exit the shell, and the like, the lifting device and the telescopic device can be matched, so that the spray head system is moved out of the shell to work when working, and is retracted into the shell to be protected when not required to work, the damage of the spray head system can be prevented to the greatest extent, the service life is prolonged, the spray head system is uniformly arranged in the shell, the spray head does not need to be arranged singly, the standardized installation can be realized, and the technical effects of low cost and convenient installation can be achieved.
Drawings
FIG. 1 is a schematic view showing the overall construction of a construction apparatus of the membrane construction auxiliary equipment of the present invention;
FIG. 2 is a schematic view of the snow removing portion of the apparatus of the present invention after installation;
FIG. 3 is a schematic diagram of the principles of the present invention;
FIG. 4 is a schematic exterior view of a showerhead system;
FIG. 5 is a top view of the sprinkler system with the top cover removed;
FIG. 6 is a front view of the interior of the sprinkler system;
FIG. 7 is a front view of the inside of the head system in a state of use;
FIG. 8 is a schematic view of the structure of the telescopic device in an operating state;
FIG. 9 is a schematic view of another operating state of the structure of the telescopic device;
FIG. 10 is a schematic structural view of the upper rotary plate and the push rod of the telescopic device;
FIG. 11 is a left side view of FIG. 10;
FIG. 12 is a schematic view of the elevator assembly when retracted;
FIG. 13 is a top view at A of FIG. 12;
FIG. 14 is a schematic structural view of the lifting device during operation;
FIG. 15 is a schematic view of the construction of the pipe fixing;
FIG. 16 is a view taken along line B of FIG. 15;
in the figure: 10-support frame, 11-cross beam, 12-vertical beam, 13-slide rail and 14-chain; 20-moving part, 21-positioning part, 22-turntable; 100-a liquid supply device, 110-a water tank, 120-a snow-melting agent storage tank, 130-a pump, 140-a control valve, 150-a conveying pipeline, 200-a spray head system, 210-a shell, 211-a movable plate, 220-a telescopic device, 221-a rotating disc, 222-an embedded block, 223-a boss, 224-a special-shaped disc, 2241-a first attaching part, 2242-a second attaching part, 2243-a groove, 225-a push rod, 2251-a abdicating groove and 226-a fixed shaft; 230-a lifting device, 231-a fixing plate, 2311-a connecting plate, 2312-a mounting plate, 232-a first connecting rod, 233-a second connecting rod, 234-a third connecting rod, 235-a fourth connecting rod, 236-a fifth connecting rod, 2361-a connecting ring, 237-a pipeline fixing part, 2371-a fixing groove, 2372-a fixing belt and 238-a driving motor; 240-nozzle fixing pipe, 250-nozzle; 300-PLC control device, 410-pressure controller, 411-pressure sensor.
Detailed Description
The technical scheme of the invention is described in detail in the following with reference to the accompanying drawings and embodiments:
the invention discloses a construction device of membrane building auxiliary equipment, which comprises a support frame 10 as shown in figure 1, wherein the support frame 10 comprises cross beams 11, vertical beams 12 are arranged between the cross beams, chain wheels (not shown) are symmetrically arranged on the cross beams 11, chains 14 are meshed on the chain wheels, moving parts 20 are fixedly connected on the chains 14, sliding grooves are arranged on the moving parts 20, sliding rails 13 are arranged on the vertical beams, the moving parts 20 are in sliding connection with the sliding rails 13 through the sliding grooves, placing grooves are arranged on the moving parts 20, rotating discs 22 are arranged in the middle of the placing grooves, positioning parts 21 are arranged on the outer sides of the side walls of the placing grooves, the moving parts are used for transporting a spray head system 200, the spray head system 200 is placed in the grooves of the moving parts 20, the bottom of the spray head system is attached to the rotating discs 22, the rotational positioning member 21 snaps into position the sprinkler system 200. The sprocket is connected with drive arrangement, when the sprocket rotates, drives removal portion 20 through chain 14 and reciprocates along slide rail 13, and then can transport the shower nozzle system to the top by the bottom, and after reacing the top, open setting element 21 on removal portion 20, because be provided with carousel 22 on the removal portion 20, so constructor can be relaxed with the rotatory certain angle of shower nozzle system to the position of being convenient for the installation, this installation construction equipment can make more swift high-efficient when membrane building top installation auxiliary device.
The structure of the spray head system is shown in fig. 5, the spray head system includes a housing 210, a plurality of telescopic devices 220 are arranged inside the housing 210, the telescopic devices 220 are driven by a driving part, a lifting device 230 is arranged below the telescopic devices 220, a driving motor 238 is arranged on the lifting device 230, a pipeline fixing member 237 is arranged at the lower end of the lifting device 230, a spray head fixing pipe 240 is installed in the pipeline fixing member 237, a plurality of spray heads 250 are arranged on the spray head fixing pipe 240, the lifting device 230 is used for up-down movement of the spray heads 250, and the telescopic devices 220 control the lifting device 230 to enter and exit the housing 210.
The invention also discloses a construction device of the membrane building auxiliary equipment comprising the spray head system, as shown in fig. 2 and fig. 3, the construction device comprises a liquid supply device 100, the liquid supply device 100 can be installed at a proper position on the ground in actual use, the liquid supply device 100 comprises a water tank 110 and a snow-melting agent storage tank 120, the output ports of the water tank 110 and the snow-melting agent storage tank 120 are connected with a control valve 140 through pipelines, and the control valve 140 can adopt products on the market at present to mix water and the snow-melting agent according to a certain proportion; the control valve 140 is connected with a pump 130, an outlet of the pump 130 is connected with a conveying pipeline 150, the tail end of the conveying pipeline 150 is connected with a spray head system 200, the pump 130 conveys the mixed liquid of the snow-melting agent and the water which are mixed in proportion to the spray head system 200 for spraying, and the spray head system 200 can be installed on a membrane structure according to actual needs and can be fixed with a support column or a mast.
As shown in fig. 4, the showerhead system 200 includes a housing 210, the housing 210 is a rectangular parallelepiped, a movable plate 211 is disposed on one side surface of the housing 210, an upper end of the movable plate 211 is hinged to an upper end surface of the housing 210, and depending on the actual situation, an upper portion of the movable plate 211 may be fixed, a lower portion thereof is movable, and a lower portion thereof is hinged to the upper portion.
As shown in fig. 5 to 7, a plurality of extension devices 220 are disposed inside the housing 210, the movement of the extension devices 220 is driven by a driving component, a lifting device 230 is disposed below the extension devices 220, a driving motor 238 is disposed on the lifting device 230, a pipe fixing member 237 is disposed at a lower end of the lifting device 230, a nozzle fixing pipe 240 is mounted in the pipe fixing member 237, the conveying pipe 150 is connected to the nozzle fixing pipe 240 through the housing 210, a plurality of nozzles 250 are disposed on the nozzle fixing pipe 240, the lifting device 230 is used for moving the nozzles 250 up and down, and the extension devices 220 control the lifting device 230 to move in and out of the housing 210. The nozzle 250 may be a commercially available micro-spray irrigation system nozzle, and has features of adjustable coverage area and flow rate, for example, a unidirectional nozzle, a 360-degree rotatable nozzle or an adjustable bullet-type nozzle may be used, and during construction, according to the shape of the membrane structure and the size of the membrane structure area, the number of nozzles and the proper position arrangement and installation are selected.
Specifically, as shown in fig. 8 and 9, the retractor 220 includes a rotary plate 221, the rotary plate 221 is driven to rotate by the driving member, and the driving member is fixedly disposed in the housing 210; the rotating disc 221 is embedded with an embedded block 222, the excircle end of the embedded block 222 is connected with a boss 223, the distance between the point on the boss 223, which is closest to the rotating disc 221, and the center of the rotating disc 221 is greater than the diameter of the rotating disc 221, and the boss 223 protrudes out of the excircle of the rotating disc 221 for arrangement.
A special-shaped disc 224 is fittingly mounted on one side of the rotary disc 221, the special-shaped disc 224 includes a rotary part, a fixed shaft 226 is rotatably connected to the center of the rotary part, and as shown in fig. 6 and 7, the fixed shaft 226 is fixedly connected to the upper end surface of the housing 210, so that the rotary part is suspended in the housing 210. The rotating part is connected with a first attaching part 2241 and a second attaching part 2242, the outer side surfaces of the first attaching part 2241 and the second attaching part 2242 are concave arcs, the concave arcs of the first attaching part 2241 and the second attaching part 2242 can be attached to the outer circle of the rotating disc 221, as shown in fig. 8 and 9, the first attaching part 2241 and the second attaching part 2242 are attached to the rotating disc 221; first laminating portion 2241 and be provided with recess 2243 between the second laminating portion 2242, recess 2243 with the boss 223 phase-match on the embedding piece 222, when rotary disk 221 is rotatory, the boss 223 is rotatory to be got into in the recess 2243, through recess 2243 drives dysmorphism dish 224 is rotatory, as shown in fig. 10-11, it has push rod 225 to articulate on the up end of boss 223, push rod 225's the other end with fly leaf 211 is articulated mutually, be provided with the groove of stepping down 2251 on the push rod 225, the groove of stepping down 2251 overlaps on the fixed axle 226 for the stepping down of fixed axle 226, when needs shower nozzle 250 during operation, rotary disk 221 is rotatory to be shifted out the preceding of casing 210 with shower nozzle 250, push rod 225 can open fly leaf 211 on the casing 210.
The lifting device 230 is hinged to the profile disc 224, as shown in fig. 12 to 14, the lifting device 230 includes a fixing plate 231, an upper end surface of the fixing plate 231 is hinged to the profile disc 224, the fixing plate 231 includes a connecting plate 2311, and the connecting plate 2311 is connected to the profile disc 224; a mounting plate 2312 is fixedly connected to the connecting plate 2311, the mounting plate 2312 is perpendicular to the connecting plate 2311, a driving motor 238 is fixedly arranged on the mounting plate 2312, an output shaft of the driving motor 238 is connected with a first connecting rod 232, the first connecting rod 232 is connected with a second connecting rod 233, one end of the second connecting rod 233 is hinged to the first connecting rod 232, the other end of the second connecting rod 233 is connected with a third connecting rod 234, one end of the third connecting rod 234 is hinged to a fixed position on the fixing plate 231, the other end of the third connecting rod 234 is hinged to the second connecting rod 233, a fourth connecting rod 235 is hinged to a position where the second connecting rod 233 is hinged to the third connecting rod 234, the other end of the fourth connecting rod 235 is hinged to a fifth connecting rod 236, and one end of the fifth connecting rod 236 is hinged to a fixed position on the fixing plate 231, the fourth connecting rod 235 is hinged to the middle of the fifth connecting rod 236, and for convenience of connection, a connecting ring 2361 may be disposed on the fifth connecting rod 236, and the fourth connecting rod 235 is hinged to the connecting ring 2361; the end of the fifth link 236 is hinged to a pipe fixing member 237, as shown in fig. 13, the ends of the fourth link 235 and the fifth link 236 are fork-shaped structures, and are more stable when the fifth link 236 rotates; a pipe fixing member 237 is hingedly provided at an end of the fifth link 236, and automatically rotates to maintain the pipe fixing member 237 in a horizontal position when the lifting device 230 is retracted or extended. Fig. 12 shows a state where the lifting device 230 is retracted, and after the operation is completed, the spray head 250 can be stored in the housing 210 for protection, so as to prolong the service life of the components.
As shown in fig. 15 to 16, a fixing groove 2371 is disposed at a lower portion of the pipeline fixing member 237, a fixing band 2372 is further disposed on a lower end surface of the pipeline fixing member 237, one end of the fixing band 2372 is fixedly connected to the pipeline fixing member 237, the other end of the fixing band 2372 is detachably connected to the pipeline fixing member 237, the fixing band 2372 is disposed in a manner matching with the fixing groove 2371, and the nozzle fixing tube 240 is fixed by the plurality of pipeline fixing members 237 in the housing 210.
The technical scheme also comprises a pressure controller 410, wherein the pressure controller 410 is connected with a plurality of pressure sensors 411, the pressure sensors 411 are arranged below the membrane surface, a pressure value is set in the pressure controller 410 according to the bearable pressure of the membrane surface, and when the pressure detected by the pressure sensors is greater than the set value, the system is automatically started to remove snow. The device further comprises a PLC control device 300, wherein the PLC control device 300 is connected with the pressure controller 410, the driving part and the driving motor 238. The detected data is transmitted to the control device through the pressure sensor 411 to realize automatic control, and the pump 130 mixes tap water and the snow-melting agent in a certain proportion through the control valve 140 and uniformly sprays the mixture through the spray head 250 to achieve the effect of uniform snow melting. The tap water pipe connected with the pump 130 in the scheme is provided with the heat tracing band with the heat preservation effect, so that the water pipe is prevented from being frozen and cracked in winter.
In the present application, the lifting device 230 is hinged to the second bonding portion 2242, and the rotating plate 221 is in contact with the second bonding portion 2242 in the standby state.
When the sprayer system 200 is used specifically, during installation, the sprayer system 200 is placed in a groove of the moving part 20, the rotating positioning part 21 is used for clamping and positioning the sprayer system 200, the driving device is started to drive the chain wheel to rotate so as to drive the chain 14 to rotate around the chain wheel, the chain 14 drives the moving part 20 to move up and down along the sliding rail 13, the sprayer system 200 is conveyed from the bottom of the membrane building to the top of the membrane building, after the sprayer system reaches the top, the positioning part 21 is opened, the sprayer system 200 is manually pushed to rotate to the installation position due to the fact that the rotating disc 22 is arranged on the moving part 20, then the bottom of the sprayer system 200 is fixed with a supporting structure of the membrane building, and finally the pressure sensor 411 is adhered to the; when the pressure sensor 411 detects that the pressure on the membrane surface is greater than a set value, the pressure is transmitted to the PLC control device 300, the PLC control device 300 starts a driving part, the driving part drives the rotating disc 221 to rotate, the boss 223 rotates along with the rotating disc, and the boss 223 drives the push rod 225 to rotate so as to push the movable plate 211 away; when the angle is rotated to a certain angle, the boss 223 rotates to enter the groove 2243, the second fitting part 2242 is gradually separated from the rotating disc 221, the first fitting part 2241 is fitted with the rotating part, the second fitting part 2242 drives the lifting device 230 to rotate when rotating, so that the lifting device 230 moves in the direction of the movable plate 211 in the housing 210, when the boss 223 is separated from the groove 2243, the special-shaped disc 224 stops rotating, the lifting device 230 moves out of the movable plate 211, and when the boss 223 rotates to the initial position, the driving part stops rotating;
the PLC control device 300 starts the driving motor 238, the driving motor 238 drives the first connecting rod 232 to rotate, the first connecting rod 232 is matched with the third connecting rod 234, the second connecting rod 233 is driven to rotate and simultaneously moves downwards, the third connecting rod 234 rotates clockwise, the fourth connecting rod 235 is driven to move downwards, the fifth connecting rod 236 is driven to rotate anticlockwise around a hinge point, the pipeline fixing piece 237 is driven to move downwards, the nozzle fixing pipe 240 is driven to move downwards, and the nozzle 250 is adjusted to be at a proper distance from the membrane structure; the drive motor 238 is then turned off;
then the pump 130 is started, tap water and the snow-melting agent are mixed in a certain proportion in the control valve 140, the snow-melting agent mixed to reach a proper proportion is conveyed to the spray head fixing pipe 240 through the conveying pipeline 150, the spray head 250 uniformly sprays the snow-melting agent to the membrane surface to achieve the snow-melting purpose, the sprayed snow-melting agent and the membrane surface snow cover fully act to treat the membrane surface snow cover, when the numerical value transmitted by the pressure sensor 411 is lower than a set pressure value, after the control valve 140 closes a channel leading to the snow-melting agent storage tank 120, the tap water is directly connected with the spray head 250 through the pump 130 to spray clean water for a certain time, and the effects of cleaning the membrane surface and diluting ions of corrosive steel members or other rigid structures existing in the snow-melting agent snow can be achieved.
The film surface cleaning device can also be set to a manual mode, and the requirement of cleaning the film surface by workers is met.
This application has carried out the change of clearance mode to the supplementary snow removal device of membrane building to and integrate the improvement, construction equipment during cooperation installation, can be convenient quick install or demolish the maintenance to the snow removal device, construction convenience, save time, it is laborsaving, it is effectual to contrast membrane building protection.
The words of front, back, left, right, up and down, etc. in the present invention are only for convenience of describing the structure and do not form a limitation on the technical solution. While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.