CN205860075U - A kind of boiler bed down-firing oil gun - Google Patents

Abstract

The utility model discloses a kind of boiler bed down-firing oil gun, for sprayer head and oil inlet pipe and the oil return pipe being arranged on sprayer head rear end of chamber in including, described oil inlet pipe and sprayer head chamber, described sprayer head front end is provided with plug, oil-out and oil return opening is offered on plug, oil-out connection sprayer head chamber, oil return opening connection oil return pipe, described plug front end is also connected with spinning disk and atomizing piece in turn, the groove of connection oil-out and atomizing piece atomizer is offered on spinning disk, atomizer front opening is less than open rearward end, this utility model provides a kind of CFBB torch oil gun with preferable atomizing effect, by offering the groove of connection oil-out and atomizing piece atomizer on spinning disk, atomizer front opening is less than open rearward end, effectively raise the atomizing effect of this device.

Description

A kind of boiler bed down-firing oil gun

Technical field

This utility model belongs to ignition of the boiler oil gun technical field, is specifically related to a kind of boiler bed down-firing oil gun.

Background technology

Technology of Circulating Fluidized Bed Boiler is the high-efficiency low-pollution cleaning burning branch art developed rapidly in recent ten years, state On border, this technology has obtained widespread commercial use in fields such as station boiler, Industrial Boiler and offal treatment utilizations, and Develop to the large circulating fluidized bed boiler of hundreds of thousands multikilowatt scale；Domestic research in this respect, development and application also by Gradually rising, among existing up to a hundred CFBBs have put into operation or manufactured, torch oil gun is that recirculating fluidized bed must One of indispensable assembly, but mostly there is the problem that atomizing effect is poor in torch oil gun in the market.

Summary of the invention

In order to overcome problems of the prior art, this utility model provides the purpose of this utility model and is just to provide One has preferable atomizing effect, the CFBB torch oil gun of convenient operating maintenance.

This utility model solves above-mentioned technical problem by following technical proposals: a kind of boiler bed down-firing is oily Rifle, including in for the sprayer head of chamber be arranged on oil inlet pipe and the oil return pipe of sprayer head rear end, described oil inlet pipe and sprayer head Chamber, described sprayer head front end is provided with plug, and plug offers oil-out and oil return opening, oil-out connection sprayer head Chamber, oil return opening connection oil return pipe, described plug front end is also connected with spinning disk and atomizing piece in turn, the company of offering on spinning disk Pass-out hydraulic fluid port and the groove of atomizing piece atomizer, atomizer front opening is less than open rearward end.

Further, described oil-out is connected with groove by the oil guide groove being opened on spinning disk.

Further, described groove facet is inclined-plane, and its front opening is less than open rearward end.

Further, described groove shapes is consistent with atomizer open rearward end, and the two boundary alignment.

Further, described spinning disk and atomizing piece are pressed on plug by clamp nut, clamp nut and sprayer head Threaded, clamp nut front opening.

Further, it is provided with seal washer between described clamp nut and sprayer head.

Further, the junction of described oil inlet pipe and oil return pipe and sprayer head is provided with reinforcement.

Further, described oil return opening is connected with oil return pipe by low inclined tube after front height.

Further, described atomizer uses conical structure design.

Further, the circular cone medial surface of described atomizer is provided with striated structure.

Compared with prior art, this utility model at least has the advantages that, this utility model provides a kind of tool There is the CFBB torch oil gun of preferable atomizing effect, by offering connection oil-out and atomization on spinning disk The groove of sheet atomizer, atomizer front opening is less than open rearward end, effectively raises the atomizing effect of this device.

Further, described oil-out is connected with groove by the oil guide groove being opened on spinning disk, and groove facet is Inclined-plane, and its front opening uses this structure to design less than open rearward end, the fluid making oil-out pump out has preferable eddy flow Effect, strengthens the atomizing effect of atomizer.

Further, the junction of oil inlet pipe and oil return pipe and sprayer head is provided with reinforcement, enhances stablizing of connection Property.

Further, due to oil-return type mechanical atomization spray oil gun, by the oil of spinning disk, a part sprays into burner hearth through atomizing piece Burning, another part then returns oil storage tank through oil return pipe, and oil return opening is connected with oil return pipe by low inclined tube after front height, it is possible to have There is the phenomenon of coking, blocking in the oil gun of avoiding of effect, and high degree decreases Operation and Maintenance amount.

Further, by being provided with striated structure on the circular cone medial surface of atomizer, promote this device further Oil atomization effect.

Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and can be practiced according to the content of description, and in order to allow above and other purpose of the present utility model, feature Can become apparent with advantage, below especially exemplified by preferred embodiment, describe in detail as follows.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is spinning disk structural representation.

In accompanying drawing: 1 atomizing piece, 2 spinning disks, 3 clamp nuts, 4 sprayer heads, 5 oil inlet pipes, 6 oil return pipes, 7 oil-outs, 8 times Hydraulic fluid port, 9 grooves, 10 atomizers, 11 plugs, 12 oil guide groove.

Detailed description of the invention

The technical solution of the utility model is further illustrated below in conjunction with the accompanying drawings with specific embodiment.

As it is shown in figure 1, this utility model is the sprayer head 4 of chamber and the oil inlet pipe 5 being arranged on sprayer head 4 rear end in including Arrange with the junction of oil return pipe 6, described oil inlet pipe 5 and sprayer head 4 chamber, oil inlet pipe 5 and oil return pipe 6 with sprayer head 4 There is reinforcement；Sprayer head 4 front end is additionally provided with plug 11, and plug 11 offers oil-out 7 and oil return opening 8, and oil-out 7 connects Sprayer head 4 chamber, oil return opening 8 is connected with oil return pipe 6 by low inclined tube after front height, and described plug 11 front end is also connected with in turn Spinning disk 2 and atomizing piece 1, described spinning disk 2 and atomizing piece 1 are pressed on plug 11 by clamp nut 3, clamp nut 3 with Sprayer head 4 is threaded, is provided with seal washer, clamp nut 3 front opening between clamp nut 3 and sprayer head 4；Such as Fig. 2 Shown in, oil-out 7 is connected with groove 9 by the oil guide groove 12 being opened on spinning disk 2, and described groove 9 facet is inclined-plane, and Its front opening is less than open rearward end, and atomizer 10 uses conical structure to design, and the circular cone medial surface of atomizer 10 is provided with Striated structure, atomizer 10 front opening is less than open rearward end, and described groove 9 shape is consistent with atomizer 10 open rearward end, and The two boundary alignment.

This utility model is by offering the groove 9 of connection oil-out 7 and atomizing piece 1 atomizer 10, spray on spinning disk 2 Oil nozzle 10 front opening is less than open rearward end, effectively raises the atomizing effect of this device, and oil-out 7 is by being opened in eddy flow Oil guide groove 12 on sheet 2 connects with groove 9, and groove 9 facet is inclined-plane, and its front opening uses this to tie less than open rearward end Structure designs, and the fluid making oil-out pump out has preferable eddy flow effect, further enhances the atomizing effect of atomizer, owing to returning Oil formula mechanical atomization oil gun, by the oil of spinning disk, a part sprays into hearth combustion through atomizing piece, and another part is then through oil return pipe Returning oil storage tank, oil return opening 8 is connected with oil return pipe 6 by low inclined tube after front height, it is possible to effectively avoid oil gun occur coking, The phenomenon of blocking, high degree decreases Operation and Maintenance amount, and this utility model reasonable in design, in spinning disk space Total oil mass be basically unchanged, then swirl strength is also basically unchanged, no matter distributive value is how many, outlet atomization quality can protect Card, by this principle, transforms oil gun oil atomizing sheet, reduces energy consumption,

Above content is to combine specific embodiment further detailed description of the utility model, it is impossible to assert Of the present utility model being embodied as is confined to these explanations, for this utility model person of an ordinary skill in the technical field For, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should be considered as belonging to In protection domain of the present utility model.

Claims (10)

1. a boiler bed down-firing oil gun, it is characterised in that include the interior sprayer head (4) for chamber and be arranged on sprayer head (4) oil inlet pipe (5) of rear end and oil return pipe (6), described oil inlet pipe (5) and sprayer head (4) chamber, described sprayer head (4) Front end is provided with plug (11), and plug (11) offers oil-out (7) and oil return opening (8), oil-out (7) connection sprayer head (4) chamber, oil return opening (8) connection oil return pipe (6), described plug (11) front end is also connected with spinning disk (2) and atomizing piece in turn (1), spinning disk (2) offering the groove (9) of connection oil-out (7) and atomizing piece (1) atomizer (10), atomizer (10) is front End opening is less than open rearward end.

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described oil-out (7) is by opening The oil guide groove (12) being located on spinning disk (2) connects with groove (9).

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described groove (9) facet is Inclined-plane, and its front opening is less than open rearward end.

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described groove (9) shape and spray Oil nozzle (10) open rearward end is consistent, and the two boundary alignment.

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described spinning disk (2) and atomization Sheet (1) is pressed on plug (11) by clamp nut (3), and clamp nut (3) is threadeded with sprayer head (4), clamp nut (3) front opening.

A kind of boiler bed down-firing oil gun the most according to claim 5, it is characterised in that described clamp nut (3) with point Oil nozzle is provided with seal washer between (4).

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described oil inlet pipe (5) and oil return Pipe (6) is provided with reinforcement with the junction of sprayer head (4).

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described oil return opening (8) is by front Inclined tube low after height connects with oil return pipe (6).

A kind of boiler bed down-firing oil gun the most according to claim 1, it is characterised in that described atomizer (10) uses circle Wimble structure designs.

A kind of boiler bed down-firing oil gun the most according to claim 9, it is characterised in that the circle of described atomizer (10) It is provided with striated structure on cone medial surface.