CN111841204A - Tower crane spraying system - Google Patents
Tower crane spraying system Download PDFInfo
- Publication number
- CN111841204A CN111841204A CN202010549708.8A CN202010549708A CN111841204A CN 111841204 A CN111841204 A CN 111841204A CN 202010549708 A CN202010549708 A CN 202010549708A CN 111841204 A CN111841204 A CN 111841204A
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- Prior art keywords
- hole
- spray
- side wall
- plug
- tower crane
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a tower crane spraying system, wherein each spray head component comprises: the device comprises a shell, a plurality of spray holes and a plurality of sealing rings, wherein the shell is cylindrical, the top end of the shell is provided with an opening, at least one circle of spray holes penetrates through the shell by taking the center of the bottom surface of the shell as the center of a circle, each circle of spray holes are arranged at equal intervals, the longitudinal section of each spray hole in the radial direction is a right trapezoid, and the inclined side wall of each spray hole is arranged in the direction; the plug comprises a plug, a connecting rod and a circular sieve tray, the shape of the plug is the same as that of the spray orifice, the plug is the same as that of the spray orifice in height, the vertical side wall of the plug and the vertical side wall of the spray orifice correspond to each other and are in sliding seal, and a pore is reserved between the inclined side wall of the plug and the inclined side wall of the spray orifice; wherein, the sieve tray is connected with actuating mechanism, and actuating mechanism drives the sieve tray and slides in vertical direction. The invention can adjust the flow by adjusting the size of the spray hole under the condition of certain flow, thereby controlling the coverage area of the umbrella-shaped water mist sprayed by the spray head component under the condition of certain height and having simple and convenient operation.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a tower crane spraying system.
Background
The tower crane spraying system is a spraying system preset by a tower crane rotating arm after the installation of a tower crane is finished, and has the effects of removing dust, cooling and the like in a certain area.
Current tower crane spraying system include tower crane, vertical set firmly in stay tube on the tower crane, with the pressurized equipment that the stay tube bottom is connected, with universal joint, the one end of stay tube top intercommunication with the universal joint intercommunication just set firmly in level pipe, interval on the swinging boom of tower crane set firmly in on the level pipe and towards a plurality of shower nozzle subassemblies of ground water spray. The tower crane spraying system needs to adjust the height of the tower crane according to the requirements of construction environment conditions during operation, then water is conveyed to the horizontal pipe by utilizing the pressurizing device, and a plurality of spray nozzle assemblies positioned on the rotating arm of the tower crane with corresponding height spray water mist to the whole construction range to achieve the purposes of dust fall and temperature reduction.
Because the water flow sprayed by each spraying assembly is umbrella-shaped, when the spray head assembly is closer to the ground, the coverage area of the water flow sprayed by each spray head assembly is smaller, the density of the spray head assemblies on each horizontal pipe needs to be increased for increasing the coverage area, and the operation is complex.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a tower crane spraying system, which controls the coverage area of umbrella-shaped water mist sprayed by the nozzle assembly under the condition of certain height by adjusting the size of the spray holes and adjusting the flow through the size of the spray holes under the condition of certain flow, and is simple and convenient to operate.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a tower crane spray system comprising: tower crane, vertical set firmly in stay tube on the tower crane, with the pressurized equipment that the stay tube bottom is connected, with universal joint, the one end of stay tube top intercommunication with the universal joint intercommunication and set firmly in level pipe, interval on the swinging boom of tower crane set firmly in on the level pipe and towards a plurality of shower nozzle subassemblies of ground water spray, its characterized in that, every shower nozzle subassembly includes:
the horizontal pipe is arranged on the top of the shell, the horizontal pipe is communicated with the top of the shell, at least one circle of spray holes penetrates through the shell by taking the center of the bottom surface of the shell as a circle center, the spray holes are arranged at equal intervals in each circle, the longitudinal section of each spray hole in the radial direction is in a right trapezoid shape, and the inclined side wall of each spray hole is arranged in a direction away from the center of the bottom surface of the shell from top to bottom;
The plug comprises a plug hole sleeved in each spray hole, a connecting rod vertically and fixedly connected with the top surface of each plug hole, and a circular sieve tray horizontally arranged in the shell, wherein the bottom surface of the circular sieve tray is fixedly connected with the top end of each connecting rod;
the screen disc is connected with a driving mechanism, and the driving mechanism drives the screen disc to slide in the vertical direction so as to change the size of a gap between the inclined side wall of the hole plug and the inclined side wall of the jet hole.
Preferably, the casing bottom surface center runs through and is equipped with round platform form centre bore, the coaxial cover in the centre bore is equipped with round platform form centre bore stopper, centre bore stopper top rigid coupling has well core rod, well core rod top surface with sieve tray bottom surface rigid coupling, wherein, the centre bore lateral wall with leave the hole between the centre bore stopper lateral wall, the centre bore lateral wall with hole size between the centre bore stopper lateral wall is not less than hole stopper slope lateral wall with hole size between the orifice slope lateral wall.
Preferably, the inclined side wall of the hole plug extends to the outer side of the bottom surface of the spray hole and is provided with a baffle, and the arc side wall of the central hole plug extends to the outer side of the bottom end of the central hole and is provided with a central baffle.
Preferably, each hole plug and the central hole plug are shells with bottom surfaces opened, a plurality of through holes vertically penetrate through the side wall of the hole plug, the side wall of the central hole plug, the baffle and the central baffle, and the lower end of each through hole extends upwards to form a flange.
Preferably, each nozzle assembly further comprises a blocking pipe which is a cylindrical pipe fixedly extending into the casing along the opening, and the bottom end of the blocking pipe is fixedly connected with the bottom surface of the casing in a sealing manner, wherein the spray holes and the sieve tray are positioned in the blocking pipe; actuating mechanism locates the casing inside wall with in keeping off the sealed space that the pipe formed, actuating mechanism includes about keep off two fixed blocks of pipe center pin symmetry, every fixed block is in keep off sealed slip and one end in the pipe lateral wall vertical direction with screen pan edge rigid coupling, the fixed block is in the vertical screw hole that runs through of part in the sealed space is equipped with, and threaded hole spiral shell closes threaded rod in every threaded hole, and every threaded rod bottom rigid coupling has driving motor, every driving motor all set firmly in the bottom surface of casing.
Preferably, the side wall of the baffle pipe is provided with two strip-shaped holes which are symmetrical about the central axis of the baffle pipe in a penetrating way, and the long edge of each strip-shaped hole is parallel to the central axis of the baffle pipe;
a sealing sliding sealing plate is arranged in each strip-shaped hole, the sealing plate horizontally penetrates through a fixing hole matched with a corresponding fixing block, and one end of the fixing block penetrates through the fixing hole in a sealing manner and is fixedly connected with the edge of the sieve tray;
when the sieve tray moves to the lowest point, the top end of the sealing plate is higher than the top edge of the strip-shaped hole, and the bottom end of the hole plug is flush with the bottom end of the spray hole.
Preferably, the two long sides of the strip-shaped hole are provided with slideways along the long side direction of the strip-shaped hole, the length of each slideway is not less than that of the long side of the strip-shaped hole, and the two side edges of the sealing plate are arranged in the corresponding slideways in a sliding manner.
Preferably, the drive mechanism further comprises: the control module comprises a motor driver connected with the driving motor, a controller connected with the motor driver and a wireless network communication module;
And the user terminal is connected with the controller through a wireless network communication module.
Preferably, a rectangular limiting block is horizontally and fixedly arranged at the top end of each threaded rod, and the length of the long edge of the limiting block is larger than the diameter of the threaded hole.
The invention at least comprises the following beneficial effects:
first, the longitudinal section of the spray hole of the spray head assembly is right trapezoid along the radial direction of the circle of the spray hole, the inclined side wall of the spray hole is arranged from top to bottom away from the center of the bottom surface of the shell, a hole plug with the same shape and the same height as the spray hole is arranged in the spray hole, and a pore space is reserved between the inclined side wall of the hole plug and the inclined side wall of the spray hole to allow water flow to pass through. The hole stopper top is connected with vertical connecting rod, but connecting rod top rigid coupling has the level to set up and vertical gliding sieve dish, and wherein, the stifled piece of constituteing by sieve dish, connecting rod, hole stopper is connected with and makes stifled actuating mechanism that piece slided on vertical direction. When the spray head component is close to the ground, the blocking piece is controlled through the driving mechanism, so that the hole plug slides upwards in the spray hole, the hole between the inclined side wall of the hole plug and the inclined side wall of the spray hole is reduced, when the hole is smaller, the water pressure in the spray head component is higher, under the condition of certain flow, the spray hole is reduced to adjust the flow to increase the water flow pressure, the umbrella-shaped water mist sprayed by the spray head component when the spray head component is close to the ground covers a larger area, and the operation is simple and convenient.
Secondly, the inclined side wall of the hole plug extends towards the outer side of the bottom surface of the spray hole and is provided with the baffle, when water flow with water pressure contacts the baffle, the water flow direction can be changed, so that the umbrella-shaped water mist coverage area sprayed by the spray head assembly is enlarged, when the spray head assembly is closer to the ground, the blocking piece is controlled through the driving mechanism, so that the hole between the inclined side wall of the hole plug and the inclined side wall of the spray hole is reduced, when the hole is smaller, the water pressure in the spray head assembly is higher, the water flow direction is changed more after the water flow contacts the baffle, and the umbrella-shaped water mist coverage area of the spray head.
Thirdly, every stopple is the open casing that sets up in bottom surface, and the lateral wall of stopple is vertical to run through and is equipped with a plurality of perforation, and the lower extreme of every perforation upwards extends and is equipped with the flange, and when rivers flowed through from the hole between stopple slope lateral wall and the orifice slope lateral wall, partly rivers were intercepted by the flange and get into the perforation, flow out in the stopple, and this kind of design has compensatied the problem that the stopple occupies orifice space.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a sectional view of a tower crane spraying system according to one embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a top view of a screen tray according to one embodiment of the present invention;
fig. 4 is a partial structural schematic diagram of the first housing according to one embodiment of the present invention.
Reference numerals: the nozzle assembly comprises a nozzle assembly 1, a shell 2, a baffle pipe 3, a spray hole 4, a blocking piece 5, a connecting rod 6, a hole plug 7, a sieve tray 8, a baffle plate 9, a central hole 10, a central hole plug 11, a central rod 12, a central baffle plate 13, a perforation 14, a flange 15, a driving mechanism 16, a fixing block 17, a threaded hole 18, a threaded rod 19, a driving motor 20, a strip-shaped hole 21, a sealing plate 22, a fixing hole 23, a slide way 24, a limiting block 25, an opening 26 and a sealing space 27.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-4, the present invention provides a tower crane spray system, comprising: tower crane, vertical set firmly in stay tube on the tower crane, with the pressurized equipment that the stay tube bottom is connected, with universal joint, the one end of stay tube top intercommunication with the universal joint intercommunication and set firmly in horizontal pipe, interval on the swinging boom of tower crane set firmly in on the horizontal pipe and towards a plurality of shower nozzle subassemblies 1 of ground water spray, its characterized in that, every shower nozzle subassembly 1 includes:
The shell 2 is cylindrical, an opening 26 communicated with the horizontal pipe is formed in the top end of the shell 2, at least one circle of spray holes 4 penetrates through the shell 2 by taking the center of the bottom surface of the shell as a circle center, each circle of spray holes 4 are arranged at equal intervals, the longitudinal section of each spray hole 4 in the radial direction is in a right trapezoid shape, and the inclined side wall of each spray hole 4 is arranged in the direction away from the center of the bottom surface of the shell 2 from top to bottom;
the plugging piece 5 comprises a hole plug 7 sleeved in each spray hole 4, a connecting rod 6 fixedly connected with the top surface of each hole plug 7 vertically, and a circular sieve tray 8 horizontally arranged in the shell 2 and fixedly connected with the top end of each connecting rod 6 at the bottom surface, wherein the shape of the hole plug 7 is the same as that of the spray hole 4, the height of the hole plug 7 is the same as that of the spray hole 4, the vertical side wall of the hole plug 7 is in sliding seal with the vertical side wall corresponding to the spray hole 4, and a pore is reserved between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole;
the screen disc 8 is connected with a driving mechanism 16, and the driving mechanism 16 drives the screen disc 8 to slide in the vertical direction so as to change the size of a gap between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4.
In the technical scheme, the tower crane spraying system comprises a tower crane, a supporting pipe, a pressurizing device, a universal joint, a horizontal pipe and a plurality of spray head assemblies 1. The tower crane is vertical to set firmly subaerially to can require to adjust its height according to the construction operation, the vertical rigid coupling of stay tube also can require to adjust its height according to the construction operation on the tower crane, the stay tube bottom is connected with pressure equipment, the top is connected with the universal joint, horizontal pipe one end and universal joint intercommunication and set firmly on the swinging boom of tower crane, the interval sets firmly a plurality of shower nozzle subassemblies 1 that spout water towards ground on the horizontal pipe. The tower crane spraying system needs to adjust the heights of a tower crane and a supporting pipe according to the requirements of construction environment conditions during operation, then water is conveyed to a horizontal pipe by utilizing a pressurizing device, and a plurality of spray nozzle assemblies 1 positioned on a rotating arm of the tower crane with corresponding height spray water mist to the whole construction range to achieve the purposes of dust fall and temperature reduction.
The spray head assembly 1 of the tower crane spraying system comprises a shell 2 and a blocking piece 5, wherein the shell 2 is cylindrical, an opening 26 is formed in the top end of the shell 2 and used for being communicated with a horizontal pipe, at least one circle of spray holes 4 which are arranged in a penetrating mode by taking the bottom surface of the shell 2 as the circle center are formed in the bottom surface of the shell, namely at least one circle is arranged by taking the bottom surface of the shell 2 as the circle center, and a circle of spray holes 4 are formed in the circle of the. The longitudinal section of each spray hole 4 in the radial direction is a right trapezoid, and the inclined side wall of each spray hole 4 is arranged in the direction away from the center of the bottom surface of the shell 2 from top to bottom. The plug 5 comprises a plug 7, a connecting rod 6 and a sieve tray 8, the plug 7 is sleeved in the orifice 4, the shape and the height of the plug are the same as those of the orifice 4, the vertical side wall of the plug 7 is in sliding seal with the vertical side wall corresponding to the orifice 4, and only a hole is reserved between the inclined side wall of the plug 7 and the inclined side wall of the orifice 4, so that water flow can flow out from the hole formed by the inclined side wall of the plug 7 and the inclined side wall of the orifice 4. The sieve tray 8 is circular, and the level is located in casing 2 and can be slided in vertical direction, 8 bottom surfaces of sieve tray and the one end rigid coupling of connecting rod 6, the other end and the top surface rigid coupling of stopple 7 of connecting rod 6. The sieve tray 8 is connected with a driving mechanism 16, the driving mechanism 16 drives the sieve tray 8 to slide in the vertical direction, the sieve tray 8 drives the connecting rod 6 to slide, and the connecting rod 6 drives the hole plug 7 to slide in the vertical direction, so that the size of a hole between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4 can be changed.
In the use process, when the spray head assembly 1 is close to the ground, the driving mechanism 16 is used for controlling the blocking piece 5, so that the hole plug 7 slides upwards in the spray hole 4, the hole between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4 is reduced, when the hole is smaller, the water pressure in the spray head assembly 1 is higher, under the condition that the flow is certain, the spray hole 4 is reduced to adjust the flow and increase the water flow pressure, the coverage area of umbrella-shaped water mist sprayed by the spray head assembly 1 when the spray head assembly 1 is close to the ground is larger, and the operation is simple and convenient.
In another kind of technical scheme, 2 bottom surface centers of casing run through and are equipped with round platform form centre bore 10, coaxial cover is equipped with round platform form centre bore stopper 11 in the centre bore 10, 11 top rigid couplings of centre bore stopper have well core rod 12, well core rod 12 top surface with 8 bottom surface rigid couplings of sieve tray, wherein, centre bore 10 lateral wall with leave the hole between the 11 lateral walls of centre bore stopper, centre bore 10 lateral wall with hole size between the 11 lateral walls of centre bore stopper is not less than hole stopper 7 slope lateral wall with hole size between the 4 slope lateral walls of orifice.
By adopting the technical scheme, the waste of the bottom surface position of the shell 2 is avoided, wherein the size of the pore between the side wall of the central hole 10 and the side wall of the central hole plug 11 is not smaller than the size of the pore between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4, so as to avoid the influence on the adjustment of the size of the pore between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4, for example, when the size of the pore between the side wall of the central hole 10 and the side wall of the central hole plug 11 is smaller than the size of the pore between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4, the situation that the side wall of the central hole 10 is contacted with the side wall of.
In another technical scheme, a baffle 9 is arranged on the inclined side wall of the hole plug 7 in an extending manner towards the outer side of the bottom surface of the spray hole 4, and a central baffle 13 is arranged on the side wall of the central hole plug 11 in an extending manner towards the outer side of the bottom end of the central hole 10.
By adopting the technical scheme, when water flow with water pressure contacts the baffle plate 9 or the central baffle plate 13, the water flow direction can be changed, the umbrella-shaped water mist coverage area of the spray head assembly 1 is enlarged, when the spray head assembly 1 is closer to the ground, the blocking piece 5 is controlled by the driving mechanism 16, so that the hole between the inclined side wall of the hole plug 7 and the inclined side wall of the spray hole 4 is reduced, the hole between the side wall of the central hole 10 and the side wall of the central hole plug 11 is reduced, when the hole is smaller, the water pressure in the spray head assembly 1 is higher, the water flow direction is changed to be larger after the water flow contacts the baffle plate 9 or the central baffle plate 13, and the umbrella-shaped water mist coverage area of the spray.
In another technical scheme, each hole plug 7 and the central hole plug 11 are shells with bottom surfaces opened, a plurality of through holes 14 vertically penetrate through the side wall of the hole plug 7, the side wall of the central hole plug 11, the baffle plate 9 and the central baffle plate 13, and a flange 15 extends upwards from the lower end of each through hole 14.
With this solution, when the water flows through the gap between the inclined side wall of the plug 7 and the inclined side wall of the orifice 4, and the water flows through the gap between the side wall of the central plug 11 and the side wall of the central hole 10, a part of the water flow is intercepted by the flange 15 and enters the through hole 14, and then flows out from the plug 7 and the central plug 11, which compensates for the space occupied by the plug 7 in the orifice 4.
In another technical scheme, each spray head assembly 1 further comprises a blocking pipe 3 which is a cylindrical pipe extending and fixedly arranged along the opening 26 into the shell 2, and the bottom end of the blocking pipe is fixedly connected with the bottom surface of the shell 2 in a sealing manner, wherein the spray holes 4 and the sieve trays 8 are positioned in the blocking pipe 3;
In the above technical scheme, the driving mechanism 16 includes two fixed blocks 17, a threaded rod 19, two driving motors 20, two fixed blocks 17 are arranged in a sealed space 27 formed by the inner side wall of the casing 2 and the baffle pipe 3 and are symmetrical about the central axis of the baffle pipe 3, one end of each fixed block 17 penetrates through the baffle pipe 3 and is fixedly connected with the edge of the screen tray 8, a threaded hole 18 is vertically arranged in the sealed space 27 in a penetrating manner, a threaded rod 19 is screwed in each threaded hole 18, a driving motor 20 is fixedly connected to the bottom end of each threaded rod 19, and each driving motor 20 is fixedly arranged on the bottom surface of the casing 2.
In another technical scheme, two strip-shaped holes 21 symmetrical about the central axis of the baffle pipe 3 penetrate through the side wall of the baffle pipe 3, and the long side of each strip-shaped hole 21 is parallel to the central axis of the baffle pipe 3;
a sealing plate 22 which is sealed and slides is arranged in each strip-shaped hole 21, a fixing hole 23 which is matched with the corresponding fixing block 17 is horizontally arranged in a penetrating manner in the sealing plate 22, and one end of the fixing block 17 penetrates through the fixing hole 23 in a sealing manner and is fixedly connected with the edge of the sieve tray 8;
When the sieve tray 8 moves to the highest point, the bottom end of the sealing plate 22 is lower than the bottom edge of the strip-shaped hole 21, the inclined side wall of the hole plug 7 is in contact with the inclined side wall of the spray hole 4, when the sieve tray 8 moves to the lowest point, the top end of the sealing plate 22 is higher than the top edge of the strip-shaped hole 21, and the bottom end of the hole plug 7 is flush with the bottom end of the spray hole 4.
Adopt this kind of technical scheme, fixed block 17 is sealed to pass fixed orifices 23 and 8 rigid couplings of sieve tray, fixed block 17 drives closing plate 22 and moves together when removing, and closing plate 22 and bar hole 21 sliding seal, fixed block 17 can be sealed the slip on keeping off pipe 3 promptly, and because closing plate 22 has sealed bar hole 21, make 2 inside walls of casing and fender pipe 3 form seal space 27, avoided rivers to get into 2 inside walls of casing and the space that keeps off pipe 3 and form, thereby protected actuating mechanism 16 not influenced by rivers.
In another technical scheme, the two long sides of the strip-shaped hole 21 are provided with slideways 24 along the long side direction of the strip-shaped hole 21, the length of each slideway 24 is not less than that of the long side of the strip-shaped hole 21, and the two side edges of the sealing plate 22 are arranged in the corresponding slideways 24 in a sliding manner. By adopting the technical scheme, the slide way 24 plays a role in sealing and limiting.
In another technical solution, the method further comprises: the control module comprises a motor driver connected with the driving motor 20, a controller connected with the motor driver and a wireless network communication module; and the user terminal is connected with the controller through a wireless network communication module. By adopting the technical scheme, the driving device is controlled through the user terminal, and the operation is convenient and quick.
In another kind of technical scheme, the equal level in every threaded rod 19 top has set firmly rectangle stopper 25, the long limit length of stopper 25 is greater than the screw hole 18 diameter, stopper 25 plays limiting displacement, avoids fixed block 17 to move up when highly being higher than threaded rod 19, drops from threaded rod 19.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the tower crane spray system of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (9)
1. Tower crane spraying system, including tower crane, vertical set firmly in stay tube on the tower crane, with the pressurized equipment that the stay tube bottom is connected, with universal joint, the one end of stay tube top intercommunication with the universal joint intercommunication and set firmly in horizontal tube, interval on the swinging boom of tower crane set firmly in on the horizontal tube and towards a plurality of shower nozzle subassemblies of ground water spray, its characterized in that, every shower nozzle subassembly includes:
the horizontal pipe is arranged on the top of the shell, the horizontal pipe is communicated with the top of the shell, at least one circle of spray holes penetrates through the shell by taking the center of the bottom surface of the shell as a circle center, the spray holes are arranged at equal intervals in each circle, the longitudinal section of each spray hole in the radial direction is in a right trapezoid shape, and the inclined side wall of each spray hole is arranged in a direction away from the center of the bottom surface of the shell from top to bottom;
the plug comprises a plug hole sleeved in each spray hole, a connecting rod vertically and fixedly connected with the top surface of each plug hole, and a circular sieve tray horizontally arranged in the shell, wherein the bottom surface of the circular sieve tray is fixedly connected with the top end of each connecting rod;
The screen disc is connected with a driving mechanism, and the driving mechanism drives the screen disc to slide in the vertical direction so as to change the size of a gap between the inclined side wall of the hole plug and the inclined side wall of the jet hole.
2. The tower crane spraying system according to claim 1, wherein a circular truncated cone-shaped central hole penetrates through the center of the bottom surface of the shell, a circular truncated cone-shaped central hole plug is coaxially sleeved in the central hole, a central rod is fixedly connected to the top end of the central hole plug, the top surface of the central rod is fixedly connected to the bottom surface of the sieve tray, a hole is left between the side wall of the central hole and the side wall of the central hole plug, and the size of the hole between the side wall of the central hole and the side wall of the central hole plug is not smaller than the size of the hole between the inclined side wall of the hole plug and the inclined side wall of.
3. The tower crane spraying system of claim 2, wherein the inclined sidewall of the hole plug extends outward from the bottom surface of the spray hole to form a baffle, and the arc sidewall of the central hole plug extends outward from the bottom end of the central hole to form a central baffle.
4. The tower crane spraying system according to claim 3, wherein each hole plug and the central hole plug are shells with bottom surfaces opened, a plurality of through holes vertically penetrate through the side wall of the hole plug, the side wall of the central hole plug, the baffle and the central baffle, and a flange extends upwards from the lower end of each through hole.
5. The tower crane spraying system of claim 1, wherein each spray head assembly further comprises a baffle pipe which is a cylindrical pipe fixedly extending into the housing along the opening, and the bottom end of the baffle pipe is fixedly connected with the bottom surface of the housing in a sealing manner, wherein the spray holes and the sieve tray are positioned in the baffle pipe;
actuating mechanism locates the casing inside wall with in keeping off the sealed space that the pipe formed, actuating mechanism includes about keep off two fixed blocks of pipe center pin symmetry, every fixed block is in keep off sealed slip and one end in the pipe lateral wall vertical direction with screen pan edge rigid coupling, the fixed block is in the vertical screw hole that runs through of part in the sealed space is equipped with, and threaded hole spiral shell closes threaded rod in every threaded hole, and every threaded rod bottom rigid coupling has driving motor, every driving motor all set firmly in the bottom surface of casing.
6. The tower crane spraying system according to claim 5, wherein the side wall of the baffle pipe is penetrated by two strip-shaped holes which are symmetrical about the central axis of the baffle pipe, and the long side of each strip-shaped hole is parallel to the central axis of the baffle pipe;
a sealing sliding sealing plate is arranged in each strip-shaped hole, the sealing plate horizontally penetrates through a fixing hole matched with a corresponding fixing block, and one end of the fixing block penetrates through the fixing hole in a sealing manner and is fixedly connected with the edge of the sieve tray;
When the sieve tray moves to the lowest point, the top end of the sealing plate is higher than the top edge of the strip-shaped hole, and the bottom end of the hole plug is flush with the bottom end of the spray hole.
7. The tower crane spraying system according to claim 6, wherein the two long sides of the strip-shaped hole are provided with slideways along the long side direction of the strip-shaped hole, the length of each slideway is not less than that of the long side of the strip-shaped hole, and the two sides of the sealing plate are arranged in the corresponding slideways in a sliding manner.
8. The tower crane spray system of claim 5, further comprising: the control module comprises a motor driver connected with the driving motor, a controller connected with the motor driver and a wireless network communication module;
and the user terminal is connected with the controller through a wireless network communication module.
9. The tower crane spraying system according to claim 5, wherein a rectangular limiting block is horizontally and fixedly arranged at the top end of each threaded rod, and the length of the long edge of the limiting block is larger than the diameter of the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549708.8A CN111841204A (en) | 2020-06-16 | 2020-06-16 | Tower crane spraying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549708.8A CN111841204A (en) | 2020-06-16 | 2020-06-16 | Tower crane spraying system |
Publications (1)
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| CN112595568A (en) * | 2020-12-11 | 2021-04-02 | 通标标准技术服务（天津）有限公司 | Coal mine quality detection device |
| CN115178037A (en) * | 2022-06-06 | 2022-10-14 | 杭州新安江工业泵有限公司 | Jet type waste gas treatment device |
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Application publication date: 20201030 |