CN214637593U

CN214637593U - Special spray gun of fire retardant coating

Info

Publication number: CN214637593U
Application number: CN202120773812.5U
Authority: CN
Inventors: 唐小燕; 戚永英
Original assignee: Henan Zhongbai Fireproof Coatings Technology Co ltd
Current assignee: Henan Zhongbai Fireproof Coatings Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-09
Anticipated expiration: 2031-04-15

Abstract

The utility model provides a special spray gun of fire retardant coating, including the spray gun, the spray gun includes the handle, the left end of handle is connected with the spray gun head, be equipped with the storage chamber in the spray gun head, the upper end of spray gun head is equipped with the stiff end, the cylindricality pilot hole has been seted up in the stiff end, be equipped with the intake pipe in the pilot hole, the lower extreme of spray gun head is fixed with the shower nozzle, the one end of intake pipe is passed through the trachea and is connected the air pump, the other end of intake pipe extends to in the storage chamber, and the mouth of pipe of inlet pipe is just to the shower nozzle, the shower nozzle is including being the shower nozzle body of cylindricality, be equipped with on the shower nozzle body and be conical discharge end of handstand, feed end and storage chamber intercommunication, the through-hole has been seted up between feed end and the discharge end, be equipped with the filter plate in the through-hole, a plurality of filtration pore has been seted up on the filter plate, the outside of shower nozzle body is equipped with annular dog and lock nut top contact and push up tightly. The utility model discloses simple structure, convenient to use has improved work efficiency.

Description

Special spray gun of fire retardant coating

Technical Field

The utility model belongs to the technical field of fire retardant coating spraying equipment, especially, relate to a special spray gun of fire retardant coating.

Background

Most of the current buildings are constructed by steel structures, and in order to improve the fireproof efficiency of the buildings, fireproof materials need to be sprayed on the surfaces of the steel structures, so-called fireproof coatings are used for improving the fireproof capacity of the materials, slowing down the spread speed of flame or stopping combustion for a certain time by brushing the coatings on the surfaces of inflammable materials, and the coatings are called fireproof coatings or flame-retardant coatings. However, when the existing spray gun is used, the spray head of the spray gun is easy to block, and the spray head is not convenient to clean or replace because the spray head is not changed in disassembly and assembly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the easy technical problem who blocks up and change the inconvenient technical problem of shower nozzle of current spray gun, a special spray gun of fire retardant coating is provided, including the spray gun, the spray gun passes through the hose and is connected with the bin outlet of measuring pump, the spray gun includes that the level sets up and inside hollow handle, the right-hand member of handle passes through the bin outlet intercommunication of hose and measuring pump, the right-hand member of handle is equipped with the ooff valve, threaded connection can be dismantled to the left end of handle has the spray gun head, be equipped with the storage cavity in the spray gun head, storage cavity and handle intercommunication, the upper end of spray gun head is equipped with the stiff end, the pilot hole of cylindricality has been seted up in the stiff end, can dismantle in the pilot hole and be equipped with the intake pipe, the lower extreme of spray gun head can be dismantled through the locking nut and be fixed with the shower nozzle, the upper end and the storage cavity intercommunication of shower nozzle are passed through to the trachea to the one end of intake pipe, the air pump, and the other end of intake pipe is just to the shower nozzle. The shower nozzle is including the shower nozzle body that is the cylindricality, is equipped with on the shower nozzle body to be conical feed end and be the conical discharge end of handstand, and feed end and storage chamber intercommunication have seted up the through-hole between feed end and the discharge end, are equipped with the filter in the through-hole, have seted up a plurality of on the filter and have filtered the hole, and the outside of shower nozzle body is equipped with annular dog, and annular dog and lock nut top contact and top are tight, and lock nut plays the fixed action.

Preferably, the fixed end is provided with a fixed protrusion, the fixed protrusion is provided with a threaded hole, the threaded hole extends into the assembly assembling hole, the fixed protrusion is internally threaded with a tightening bolt, the tightening bolt is in contact with the air inlet pipe and is tightly pressed against the air inlet pipe, and the tightening bolt plays a role in fixing and locking.

Preferably, the external diameter of intake pipe is less than the internal diameter of storage cavity, and the internal diameter of intake pipe is less than the opening of feed end.

The scheme has the following advantages:

the position of the air inlet pipe is adjusted through the tightening bolt on the spraying gun, so that the distance between the pipe opening of the air inlet pipe and the spray head can be conveniently adjusted, and the spraying speed of the fireproof paint can be conveniently adjusted (in a certain time, the closer the pipe opening of the air inlet pipe is to the spray head, the less the spraying amount of the fireproof paint is); the spray head can be detachably fixed through the locking screw, so that the spray head is convenient to disassemble and assemble, and the spray head is convenient to replace and clean; the filter plate arranged in the spray head plays a role in filtering; the feed end sets up to the taper shape, and the fire retardant coating of being convenient for in the storage cavity concentrates on the shower nozzle blowout, and the discharge end sets up to the taper shape of handstand, and when the fire retardant coating of being convenient for spout, the spraying is personally submitted fanyly for the area increase of spraying has improved spraying efficiency simultaneously.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the construction of the spray coating gun;

FIG. 3 is a schematic perspective view of the showerhead;

FIG. 4 is a schematic top view of the showerhead;

fig. 5 is a sectional view taken along line a-a of fig. 4.

Reference numerals: 1. transporting the trolley; 2. a stirring device; 3. a spraying device; 4. a material screening device; 5. a spray gun; 11. a trolley frame; 12. wheels of the trolley; 13. a support table; 21. a support frame; 211. a support plate; 22. a stirring box; 221. a first feed port; 222. a second discharge port; 23. a stirring shaft; 231. a support bar; 232. a stirring blade; 24. a drive shaft; 25. a stirring motor; 31. a metering pump; 32. a hose; 41. a screen cylinder; 42. a second feed port; 43. a second discharge port; 44. filtering and screening; 45. a material screening rotating shaft; 46. a material sieving plate; 51. a handle; 52. an on-off valve; 53. a spray gun head; 54. a material storage cavity; 55. a fixed end; 551. a fixed protrusion; 552. tightening the bolt; 56. an air inlet pipe; 57. a spray head; 571. a nozzle body; 572. a feeding end; 573. a discharge end; 574. an annular baffle; 575. a filter plate; 58. and locking the nut.

Detailed Description

As shown in fig. 1-5, a special spray gun for fire-retardant coating comprises a transport trolley 1, wherein the transport trolley 1 can move freely, the transport trolley 1 comprises a trolley frame 11, the trolley frame 11 plays a role of fixed support, trolley wheels 12 are assembled on the trolley frame 11, a support table 13 horizontally arranged is fixed at the top end of the trolley frame 11, the support table 13 plays a supporting role, and a stirring device 2 and a spraying device 3 are respectively fixed at the top end of the support table 13. The stirring device 2 comprises a supporting frame 21 vertically fixed on the left side of the top end of the supporting platform 13, the supporting frame 21 plays a supporting role, a horizontally arranged supporting plate 211 is fixed inside the lower end of the supporting frame 21, a vertically arranged stirring box 22 is fixed on the top end of the supporting plate 211, an opening is arranged on the top end of the stirring box 22, a screening device 4 is arranged at the opening, the screening device 4 can screen fireproof paint and screen out fireproof paint in larger particles, the screening device 4 comprises a screening cylinder 41, the screening cylinder 41 is fixed at the opening on the top end of the stirring box 22, a second feeding port 42 and a second discharging port 43 are respectively arranged on the screening cylinder 41, the bottom of the screening cylinder 41 is provided with an opening, a filtering screen 44 is assembled at the opening, a screening rotating shaft 45 is arranged in the screening cylinder 41, two ends of the screening rotating shaft 45 are respectively rotatably distributed on the screening cylinder 41, screening plates 46 are uniformly arranged on the screening rotating shaft 45 at intervals, the one end of sieve material pivot 45 extends sieve feed cylinder 41, and the outer end of sieve material pivot 45 is connected with driving motor (not shown in the figure), and the fire retardant coating that waits to screen enters into sieve feed cylinder 41 from second feed inlet 42 in, and the fire retardant coating of great graininess is discharged from second discharge gate 43, and less granule fire retardant coating falls into agitator tank 22 through filter screen 44. The upper end left side of agitator tank 22 is equipped with first feed inlet 221, the lower extreme right side of agitator tank 22 is equipped with first discharge gate 222, the inside of agitator tank 22 lower extreme is equipped with the (mixing) shaft 23 that the level set up, the both ends of (mixing) shaft 23 all are fixed with the transmission shaft 24 that the level set up, transmission shaft 24 passes through the rotatable assembly of bearing on agitator tank 22, be fixed with the agitator motor 25 that the level set up on the outer wall of agitator tank 22 left side, agitator motor 25 drives (mixing) shaft 23 and rotates, fixed connection can be dismantled through the shaft coupling to agitator motor 25's power output shaft and the left transmission shaft 24 of (mixing) shaft 23, be fixed with the bracing piece 231 of a plurality of perpendicular to (mixing) shaft on the (mixing) shaft 23, the one end and the (mixing) shaft 23 fixed connection of bracing piece 231, the other end of bracing piece 231 is fixed with stirring vane 232, a plurality of through-hole has been seted up on stirring vane 232. The spraying device 3 comprises a metering pump 31 fixed on the top end of a support table 13, a hose 32 is arranged between the metering pump 31 and a stirring box 22, one end of the hose 32 is connected with a first discharge port 222, the other end of the hose 32 is connected with a feeding port of the metering pump 31, a discharge port of the metering pump 31 is connected with a spraying gun 5 through the hose 32, the spraying gun 5 comprises a horizontally arranged handle 51 with a hollow inner part, the right end of the handle 51 is communicated with the discharge port of the metering pump 31 through the hose 32, the right end of the handle 51 is provided with a switch valve 52, the left end of the handle 51 is detachably connected with a spraying gun head 53 through threads, a storage cavity 54 is arranged in the spraying gun head 53, the storage cavity 54 is communicated with the handle 51, the upper end of the spraying gun head 53 is provided with a fixed end 55, a cylindrical assembly hole is arranged in the fixed end 55, an air inlet pipe 56 is detachably assembled in the assembly hole, and a spray head 57 is detachably fixed at the lower end of the spraying gun head 53 through a locking nut 58, the upper end of shower nozzle 57 communicates with storage cavity 54, and the air pump is connected through the trachea to the one end of intake pipe 56, and the other end of intake pipe 56 extends to in the storage cavity 54, and the mouth of pipe of inlet pipe 56 is just to shower nozzle 57. The sprayer 57 comprises a cylindrical sprayer body 571, a conical feeding end 572 and an inverted conical discharging end 573 are arranged on the sprayer body 571, the feeding end 572 is communicated with the storage cavity 54, a through hole is formed between the feeding end 572 and the discharging end 573, a filter plate 575 is arranged in the through hole, a plurality of filter holes are formed in the filter plate 575, an annular stop 574 is arranged on the outer side of the sprayer body 571, the annular stop 574 contacts with and pushes up against the top of the locking nut 58, and the locking nut 58 plays a role in fixing.

Preferably, be equipped with fixed bulge 551 on the stiff end 55, set up threaded hole on the fixed bulge 551, the threaded hole extends to in the assembly assembling hole, and fixed bulge 551 female connection has tightening bolt 552, and tightening bolt 552 contacts and the top is tight with intake pipe 56, and tightening bolt 552 plays the effect of fixed locking.

Preferably, the outer diameter of the inlet tube 56 is less than the inner diameter of the accumulator chamber 54, and the inner diameter of the inlet tube 56 is less than the opening at the feed end 572.

Preferably, the stirring motor 25, the driving motor and the metering pump 31 are all connected to a power supply through cables.

The use process comprises the following steps:

when the utility model is used, firstly, the driving motor and the stirring motor 25 are started, the fireproof paint is poured into the screening cylinder 41 from the second feeding hole 42, the solvent is poured into the stirring box 22 from the first feeding hole 221, the fireproof paint is stirred by the screening plate 46 in the screening cylinder 41, the fireproof paint with larger particles is discharged from the second discharging hole 43, the fireproof paint with smaller particles falls into the stirring box 22 through the screening sieve 44, the stirring motor 25 drives the stirring shaft 23 to rotate, the stirring shaft 23 drives the stirring blade 232 to stir and mix the fireproof paint and the solvent in the stirring box 22, after the fireproof paint is completely mixed, the transportation trolley 1 is started, the stirring box 22 is conveyed to a construction site, the switch valve 52 is opened, the metering pump 31 and the air pump are started simultaneously, the fireproof paint enters the spraying gun 56 through the hose 32, the fireproof paint is conveyed into the storage cavity 54 of the spraying gun 56 under the action of the metering pump 31, the air pump carries inlet pipe 56 with high-pressure gas, then spouts from the mouth of pipe of inlet pipe 56, and fire prevention coating in the storage cavity 54 is under the drive of high-pressure gas through feed end 572 and the filter 575 of shower nozzle 57, at last from discharge end 573 be fan-shaped blowout. When the spray head 57 is blocked or the spray head 57 needs to be replaced, the locking nut 58 is rotated, and the spray head 57 is detached for cleaning.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a special spray gun of fire prevention coating, includes the spray gun, the spray gun passes through the hose to be connected its characterized in that with the bin outlet of measuring pump: the spray gun comprises a horizontally arranged and internally hollow handle, the right end of the handle is communicated with a discharge port of a metering pump through a hose, the left end of the handle is detachably connected with a spray gun head through threads, a storage cavity is arranged in the spray gun head and is communicated with the handle, the upper end of the spray gun head is provided with a fixed end, a cylindrical assembly hole is formed in the fixed end, an air inlet pipe is detachably assembled in the assembly hole, the lower end of the spray gun head is detachably fixed with a spray head through a locking nut, the upper end of the spray head is communicated with the storage cavity, one end of the air inlet pipe is connected with an air pump through an air pipe, the other end of the air inlet pipe extends into the storage cavity, the pipe orifice of the inlet pipe is opposite to the spray head, the spray head comprises a cylindrical spray head body, a conical feed end and an inverted conical discharge end are arranged on the spray head body, the feed end is communicated with the storage cavity, a through hole is formed between the feed end and the discharge end, and a filter plate is arranged in the through hole, the filter plate is provided with a plurality of filter holes, the outer side of the spray head body is provided with an annular stop dog, and the annular stop dog is in top contact with the locking nut and is tightly propped against the locking nut.

2. The special spray gun for fire-retardant coating of claim 1, wherein: the fixing end is provided with a fixing protrusion, the fixing protrusion is provided with a threaded hole, the threaded hole extends into the assembling hole, the fixing protrusion is internally threaded with a tightening bolt, and the tightening bolt is in contact with the air inlet pipe and is tightly propped against the air inlet pipe.

3. The special spray gun for fire-retardant coating of claim 2, wherein: the right end of the handle is provided with a switch valve.

4. The special spray gun for fire-retardant coating of claim 3, wherein: the external diameter of intake pipe is less than the internal diameter of storage cavity, and the internal diameter of intake pipe is less than the opening of feed end.