CN207702433U - A kind of boiler of vertical tube row - Google Patents

Abstract

The utility model discloses the boilers of vertical tube row a kind of, including shell and the vertical pipe row being arranged in the shell, upper perforated plate and lower perforated plate are equipped in the shell, the upper perforated plate and the lower perforated plate are equipped with the one-to-one pore in position, the upper perforated plate and the lower perforated plate overlap or exist offset in the projection of horizontal plane, the pipe row includes more smoke-fire-tubes, the upper and lower ends of each smoke-fire-tube are correspondingly arranged on the pore, and the length direction of each smoke-fire-tube and the angle of vertical direction are within 30 °.The utility model, different from the horizontally disposed pyrotechnics heating surface of tubes of existing grate firing boiler, smoke-fire-tube is vertically to arrangement, solve the problems, such as that grate firing boiler smoke-fire-tube fouling of heating surface is serious, the advantage of pyrotechnics heating surface of tubes can be enable preferably to play, greatly reduce boiler and occur that exhaust gas temperature is excessively high, etching problem of smoke-fire-tube, effectively prolongs the service life, maintain easily.

Description

A kind of boiler of vertical tube row

Technical field

The utility model is related to boilers, and in particular to a kind of boiler of vertical tube row.

Background technology

Currently, the convection heating surface in, on the grate firing boilers such as low pressure traveling-grate stoker, reciprocal grate, largely uses It is horizontally disposed smoke-fire-tube convection heating surface in water-fire tube boiler, boiler tube bundle, loop economizer in water-tube boiler, The water pipes convection heating surfaces such as flag formula economizer.But since China's grate firing boiler uses raw coal, boiler smoke dust amount is big, makes at present The boiler used is susceptible to problems with：

(1) it such as horizontally disposed smoke-fire-tube convection heating surface, easy dust stratification and is not easily cleaned in underrun；

(2) boiler tube bundle, loop economizer, flag formula economizer etc. belong to solid matter form of tubes water pipe convection current it is heated Face, the easy dust stratification of underload is more serious, and deashing, maintenance, replacement difficulty.

(3) dust stratification once occurs for Boiler Convection Heating Surface, and can not only influence heat transfer makes exhaust gas temperature raising, boiler efficiency drop It is low, also heating surface metal can be caused to corrode, once especially dust stratification moisture absorption post-etching can be more serious therebetween for blowing out, make these by The lost of life in hot face.

Therefore, a kind of novel convection heating surface for being not only not easy dust stratification but also being convenient to clean, overhauled is developed, for ensureing heating surface Heat-transfer effect, improve boiler efficiency, it is very necessary to reduce heated surface corrosion, prolonged boiler service life.

It can be seen that there is easy dust stratification, influencing maintenance and service life in current boiler convection face.

Utility model content

The technical problems to be solved in the utility model is for easily dust stratification, influence are safeguarded existing for current boiler convection face And the problem of service life.

In order to solve the above-mentioned technical problem, technical solution provided by the utility model is：A kind of boiler of vertical tube row, packet The vertical pipe row for including shell and being arranged in the shell, the shell is interior to be equipped with upper perforated plate and lower perforated plate, the upper perforated plate The one-to-one pore in position, the upper perforated plate and the lower perforated plate are equipped with the lower perforated plate to overlap in the projection of horizontal plane Or there is offset, the pipe row includes more smoke-fire-tubes, and the upper and lower ends of each smoke-fire-tube are correspondingly arranged on the pore, The length direction of each smoke-fire-tube and the angle of vertical direction are within 30 °.

In another preferred embodiment, the upper perforated plate and the lower perforated plate are overlapped in the projection of horizontal plane, each The smoke-fire-tube is vertically arranged, and upper and lower ends setting is on the vertical corresponding pore.

In another preferred embodiment, in the projection of horizontal plane there is offset in the upper perforated plate and the lower perforated plate, It is bolted on respectively on the side wall of the shell, each smoke-fire-tube is parallel and is obliquely installed, upper and lower ends difference It is arranged on the corresponding pore.

In another preferred embodiment, in the projection of horizontal plane there is offset in the upper perforated plate and the lower perforated plate, Multiple smoke-fire-tubes are divided into multigroup by region, and each group forms fan-shaped or annular shape, the inclined direction of smoke-fire-tube described in each group It is different.

In another preferred embodiment, the upper perforated plate and the lower perforated plate are the circle that size is consistent, the pipe Hole is the radial setting of circumference.

In another preferred embodiment, upper perforated plate described in the upper end edge of each smoke-fire-tube is radially outwardly sloping.

In another preferred embodiment, the shell is equipped with manhole.

The beneficial effects of the utility model are：Different from the horizontally disposed pyrotechnics heating surface of tubes of existing grate firing boiler, cigarette Fire tube is to solve the problems, such as that grate firing boiler smoke-fire-tube fouling of heating surface is serious vertically to arrangement, can make pyrotechnics heating surface of tubes Advantage is more preferably played, and greatly reduces boiler and occurs that exhaust gas temperature is excessively high, etching problem of smoke-fire-tube, effectively extends and use the longevity Life, maintains easily.

Description of the drawings

Fig. 1 is the front view of the utility model；

Fig. 2 is the vertical view of this Fig. 1；

Fig. 3 is the structural schematic diagram of one embodiment of the utility model；

Fig. 4 is the structural schematic diagram of another embodiment of the utility model；

Fig. 5 is the structural schematic diagram of another embodiment of the utility model.

Specific implementation mode

The utility model discloses the boiler of vertical tube row a kind of, those skilled in the art can use for reference present disclosure, fit When modified technique parameter is realized.It is important to note that all similar substitutions and modifications are for a person skilled in the art It is it will be apparent that they are considered as being included in the utility model, and related personnel obviously can be not depart from this practicality new Content described herein is modified or is suitably changed and combined on the basis of type content, spirit and scope, to realize and apply The utility model technology.

In the present invention, unless otherwise stated, Science and Technology noun used herein has this field The normally understood meaning of technical staff institute.

In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to specific implementation The utility model is described in further detail for example.

As shown in Figure 1, the boiler of vertical tube row provided by the utility model a kind of, including shell 4 and setting are in shell 4 Vertical pipe row, be equipped with upper perforated plate 1 and lower perforated plate 3 in shell 4, it is one-to-one that upper perforated plate 1 and lower perforated plate 3 are equipped with position Pore.Upper perforated plate 1 and lower perforated plate 3 can adjust according to position pipe row being fixed to expected position convenient for smoke-fire-tube 2 is fixed It sets, be also convenient for the whole cleaning of pipe row and safeguard.Pipe row includes more smoke-fire-tubes 2, and the upper and lower ends of each smoke-fire-tube 2 are correspondingly arranged On pore, the length direction of smoke-fire-tube 2 and the angle of vertical direction are within 30 °.

The utility model is different from 2 heating surface of horizontally disposed smoke-fire-tube of existing grate firing boiler, and smoke-fire-tube 2 is vertical To arrangement, solves the problems, such as that 2 fouling of heating surface of grate firing boiler smoke-fire-tube is serious, the advantage of 2 heating surface of smoke-fire-tube can be enable It preferably plays, greatly reduces boiler and occur that exhaust gas temperature is excessively high, etching problem of smoke-fire-tube 2, effectively prolong the service life, side Just it safeguards.

Preferably, upper perforated plate 1 and lower perforated plate 3 are overlapped in the projection of horizontal plane, and each smoke-fire-tube 2 is vertically arranged, and up and down Both ends setting is on vertical corresponding pore.Smoke-fire-tube 2 is vertically arranged, and can thoroughly avoid the accumulation of dust, easy for installation, and energy Conducive to smoke evacuation, the working efficiency of boiler is improved.

There is offset in upper perforated plate 1 and lower perforated plate 3, be bolted on the side wall of shell 4 respectively in the projection of horizontal plane On, the set-up mode of smoke-fire-tube 2 voluntarily can be adjusted combination by such situation as needed.As shown in figure 3, can be by each smoke-fire-tube 2 is parallel and be obliquely installed, and upper and lower ends are separately positioned on corresponding pore, and such situation need not design inclining for smoke-fire-tube 2 Tilted direction, it is only necessary to smoke-fire-tube 2 is arranged one by one on upper and lower corresponding pore, facilitate installation；Or such as Fig. 4 and Fig. 5 It is shown, the inclined direction of smoke-fire-tube 2 is arranged according to itself.It is further preferred that multiple smoke-fire-tubes 2 can be divided by region more Group, each group form fan-shaped or annular shape, and the inclined direction of each group smoke-fire-tube 2 is different, forms multilayer and intersects inclined shape.

As shown in Fig. 2, upper perforated plate 1 and lower perforated plate 3 are the circle that size is consistent, pore is the radial setting of circumference, this Structure is greatly improved the diversity of the installation of smoke-fire-tube 2, and circular shape is also applied for 4 shape of boiler shell of each shape Shape, versatility are high.On the basis of the above, being radially outwardly sloping the upper end edge upper perforated plate 1 of each smoke-fire-tube 2, it is this so that Smoke-fire-tube 2 is in upward radial distribution, easy cleaning.

Shell 4 is equipped with manhole 5, and personnel is facilitated to carry out inspection and maintenance by manhole 5.

The utility model, can be in, on the grate firing boilers such as low pressure traveling-grate stoker, reciprocal grate, instead of generally making at present Smoke-fire-tube convection heating surface in water-fire tube boiler and the boiler tube bundle in water-tube boiler, loop economizer, flag formula The water pipes convection heating surface such as economizer can be used for other heat transmission equipments for being also easy to produce dust stratification, such as waste incinerator.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims (7)

1. a kind of boiler of vertical tube row, which is characterized in that including shell and the vertical pipe row being arranged in the shell, institute It states and is equipped with upper perforated plate and lower perforated plate in shell, the upper perforated plate and the lower perforated plate are equipped with the one-to-one pore in position, institute It states upper perforated plate and the lower perforated plate and overlaps or exist offset in the projection of horizontal plane, the pipe row includes more smoke-fire-tubes, each institute The upper and lower ends for stating smoke-fire-tube are correspondingly arranged on the pore, the angle of the length direction and vertical direction of each smoke-fire-tube Within 30 °.

2. the boiler of vertical tube row according to claim 1, which is characterized in that the upper perforated plate and the lower perforated plate are in water The projection of plane overlaps, and each smoke-fire-tube is vertically arranged, and upper and lower ends setting is on the vertical corresponding pore.

3. the boiler of vertical tube row according to claim 1, which is characterized in that the upper perforated plate and the lower perforated plate are in water There is offset in the projection of plane, be bolted on respectively on the side wall of the shell, each smoke-fire-tube is parallel and inclines Tiltedly setting, upper and lower ends are separately positioned on the corresponding pore.

4. the boiler of vertical tube row according to claim 1, which is characterized in that the upper perforated plate and the lower perforated plate are in water There is offset in the projection of plane, multiple smoke-fire-tubes are divided into multigroup by region, and each group forms fan-shaped or annular shape, each group institute The inclined direction for stating smoke-fire-tube is different.

5. the boiler of vertical tube according to claim 1 row, which is characterized in that the upper perforated plate and the lower perforated plate are ruler Very little consistent circle, the pore are the radial setting of circumference.

6. the boiler of vertical tube row according to claim 5, which is characterized in that on described in the upper end edge of each smoke-fire-tube Tube sheet is radially outwardly sloping.

7. the boiler of vertical tube row according to claim 1, which is characterized in that the shell is equipped with manhole.