Be used for making the blackwash sprayer of patch stone
Technical field
The present invention relates to a kind of spraying equipment, be specifically related to a kind of blackwash sprayer for making patch stone.
Background technology
patch stone includes thermal insulation board, this thermal insulation board has relative first surface and second, first surface is coated with the first boundary layer and texture coating successively, the second face is coated with the second contact surface layer successively, elastic coating, stone-imitative layer and protective layer, wherein, stone-imitative layer is by the outside of spray gun spraying at elastic coating, the existing spray gun that uses comprises rifle body and storage tank, the storage tank setting on the ground, coating is input to the coating accommodation space of rifle body through pipe under air pressure, during spraying, pull spanner, pin plug on nozzle is moved backward, coating sprays from nozzle, have following 2 shortcomings when adopting this mode to spray: 1) storage tank is placed on the ground, need to rely on air pressure that coating is transported to jet hole fully, this to air pump require high, 2) coating is transported to the rifle body through pipe, can easily push coating like this, causes the specking of ejection unintelligible, inhomogeneous.
Summary of the invention
The technical problem that (one) will solve
It is convenient that the technical problem to be solved in the present invention is to provide a kind of discharging, and make the blackwash sprayer that specking is clear, be used for making uniformly patch stone.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides a kind of blackwash sprayer for making patch stone, the storage tank that it comprises the rifle body and is threaded in rifle body top, the rifle body comprises front gun body, rear lance and one-body molded lower gun body below front gun body and rear lance; Be provided with the front chamber that holds coating in front gun body, the internal communication of front chamber and storage tank, the front end of the front chamber nozzle that has been threaded, the rear end of the front chamber pin plug sealed screw that has been threaded; Be provided with rear chamber in rear lance, the front end of the rear chamber pin plug seal receptacle that has been threaded, the rear end of the rear chamber rifle body bonnet that has been threaded, the pin plug is installed in rear chamber, the rear end of pin plug is provided with the piston that slides in rear chamber, the front end of this pin plug passes the spout that nozzle is blocked by rear chamber, pin plug seal receptacle, pin plug sealed screw and front chamber successively, the coaxial central blind hole that offers of the front end of pin plug, and the rear end of pin plug offers the through hole that central blind hole is connected with rear chamber; Be provided with the passage that air feed stream passes through on lower gun body, the gas outlet of passage is two, and a gas outlet is connected with rear chamber, and another gas outlet is communicated to above storage tank by straight pipe.
Wherein, be provided with the air switch that the control air-flow passes through or blocks on lower gun body.
Wherein, be connected with trigger by the trigger lateral pin on lower gun body, trigger is against the button of air switch.
Wherein, the rear end of rear chamber is connected with the adjusting device that the Control Nozzle spout is opened size, adjusting device comprises spring and pin plug set screw, one end of spring is against the piston of pin plug, the other end is against rifle body bonnet, pin plug set screw is passed rifle body bonnet and is threaded on rifle body bonnet, leaves certain interval between pin plug set screw and piston, and the gap is regulated by rotation pin plug set screw.
Wherein, being threaded on pin plug set screw is useful on pin plug set screw and the cap that prevents that pin plug set screw from arbitrarily rotating, and pin plug set screw and cap are against rifle body bonnet.
Wherein, the import department of passage is connected with Air-regulating valves.
Wherein, the junction of straight pipe and lower gun body is provided with intake-air throttle valve.
Wherein, a plurality of pin plug sealing rings are installed between pin plug sealed screw and front gun body.
Wherein, the pin plug seal receptacle screw that has been threaded on pin plug seal receptacle is equipped with a plurality of pin plug sealing rings between pin plug seal receptacle and pin plug seal receptacle screw.
(3) beneficial effect
Compared with prior art, the present invention is placed in rifle body top with storage tank, and coating is convenient to flow to the front chamber of rifle body under gravity and less pressure-acting, and utilizes air pressure to open nozzle, makes the coating specking of ejection clear evenly; Required gas pressure is little, and one can be simultaneously for 3 spray guns than atmospheric pump; Discharging is fast, has improved operating efficiency.
Description of drawings
Fig. 1 is the blast structural representation that the present invention is used to make the blackwash sprayer of patch stone.
Fig. 2 is the cross-sectional view that the present invention is used to make the blackwash sprayer of patch stone.
Fig. 3 is the A-A generalized section of Fig. 2.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but can not be used for limiting the scope of the invention.
The present invention be used for to make patch stone blackwash sprayer structure as shown in Figure 1, its cross-section structure as shown in Figures 2 and 3, the storage tank 7 that should comprise rifle body 9 and be threaded in rifle body 9 tops for the blackwash sprayer of making patch stone, rifle body 9 comprises front gun body 91, rear lance 92 and one-body molded lower gun body 93 below front gun body 91 and rear lance 92; Be provided with the front chamber that holds coating in front gun body 91, the internal communication of front chamber and storage tank 7, the front end of front chamber is connected with threaded nozzle 5, the rear end of the front chamber pin plug sealed screw 11 that has been threaded; Be provided with rear chamber in rear lance 92, the front end of the rear chamber pin plug seal receptacle 13 that has been threaded, the rear end of the rear chamber rifle body bonnet 17 that has been threaded, pin plug 15 is installed in rear chamber, the rear end of pin plug 15 is provided with the piston 151 that slides in rear chamber, the front end of this pin plug 15 passes the spout that nozzle 5 is blocked by rear chamber, pin plug seal receptacle 13, pin plug sealed screw 11 and front chamber successively, the coaxial central blind hole that offers of the front end of pin plug 15, the rear end of pin plug 15 offers the through hole that central blind hole is connected with rear chamber; Be provided with the passage that air feed stream passes through on lower gun body 93, the gas outlet of passage is two, and a gas outlet is connected with rear chamber, and another gas outlet is communicated to storage tank 7 tops by straight pipe 12.
In the present embodiment, the front end of the front gun body 91 air-flow cap 4 that has been threaded, this air-flow cap sleeve is contained in outside nozzle 3.
In the present embodiment, storage tank 7 comprises tank body and the lid that is arranged on described tank body top, and this lid one end is fixedly connected on tank body, and the other end only locks on tank body by a locking device, and is easy to operate, reduced the filler time, improved operating efficiency.
In the present embodiment, be provided with on lower gun body 93 and control the air switch 3 that air-flow passes through or blocks, be connected with trigger 1 by trigger lateral pin 6 on this lower gun body 93, trigger 1 is against the button of air switch 3, pin button and can be communicated with passage, but the contact area of button is little, and spray gun uses for long-time, pin button to operator's profit of making troubles always, trigger 1 is resisted against on button, can strengthen the area of operation, make spray gun operating personnel's effort so not in use, reduce operating personnel's labour intensity.
In the present embodiment, the rear end of rear chamber is connected with the adjusting device that Control Nozzle 5 spouts are opened size, adjusting device comprises spring 16 and pin plug set screw 19, one end of spring 16 is against the piston 151 of pin plug 15, the other end is against rifle body bonnet 17, pin plug set screw 19 is passed rifle body bonnet 17 and is threaded on rifle body bonnet 17, leaves certain interval between pin plug set screw 19 and piston 151, and the gap is regulated by rotation pin plug set screw 19.
In the present embodiment, being threaded on pin plug set screw 19 is useful on pin plug set screw and the cap 18 that prevents that pin plug set screw 19 from arbitrarily rotating, and pin plug set screw and cap 18 are against rifle body bonnet 17.
In the present embodiment, the import department of passage is connected with Air-regulating valves 22, and this Air-regulating valves is used for regulating the air-flow size that enters in the rifle body.
In the present embodiment, straight pipe 12 is provided with intake-air throttle valve 20 with the junction of lower gun body 93, and this intake-air throttle valve is used for regulating the air-flow size that enters the storage tank top.
In the present embodiment, a plurality of pin plug sealing rings 10 are installed between pin plug sealed screw 11 and front gun body 91, the pin plug seal receptacle screw 14 that has been threaded on pin plug seal receptacle 13 also is equipped with a plurality of pin plug sealing rings 10 between pin plug seal receptacle 13 and pin plug seal receptacle screw 14.
In the present embodiment, junction between nozzle 5 and front gun body 91 scribbles 352 anaerobic adhesives, junction between air switch 3 and lower gun body 93 scribbles 352 anaerobic adhesives, junction between Air-regulating valves 22 and lower gun body 93 scribbles 352 anaerobic adhesives, junction between storage tank 7 and upper cutting gun 91 scribbles 352 anaerobic adhesives, and this 352 used for anaerobic adhesive is in sealing.
During spraying, cocking, make the air-flow in air pump enter the rifle body, the air-flow that enters is divided into two-way, and one the tunnel enters in rear chamber and to promote the pin plug and move backward, opens the nozzle spout, air-flow sprays by the blind hole of Zhen Sainei again, another road enters above storage tank, and coating enters front chamber under the pressure of self gravitation and air-flow, and coating sprays after atomizing.Adopt the specking on the metope that this mode sprays clear evenly; Required gas pressure is little, and an atmospheric pump can be simultaneously for 3 spray guns; Discharging is fast, becomes 800 square metres of sprays in 1 day by 200 square metres of sprays in original 1 day, has greatly improved operating efficiency.
These are only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.