CN203082898U - Powder combustible material combustion fire gate - Google Patents
Powder combustible material combustion fire gate Download PDFInfo
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- CN203082898U CN203082898U CN 201320092712 CN201320092712U CN203082898U CN 203082898 U CN203082898 U CN 203082898U CN 201320092712 CN201320092712 CN 201320092712 CN 201320092712 U CN201320092712 U CN 201320092712U CN 203082898 U CN203082898 U CN 203082898U
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- plate
- combustible material
- furnace dead
- dead plate
- combustion
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Abstract
The utility model discloses a powder combustible material combustion fire gate comprising at least two furnace dead plates arranged in a step shape, wherein gas distribution devices are mounted on the upper surfaces of the furnace dead plates; and material pushing furnace plates which do reciprocating motion are arranged at the back parts of the furnace dead plates. The powder combustible material combustion fire gate provided by the utility model has the following advantages that 1, the furnace dead plates are used as supporting plates for supporting a powder combustible material; and powder combustion masses are easy to establish on the furnace dead plates; 2, the gas distribution devices provide combustion-supporting gas from the bottoms of the powder combustion masses upward, and a plurality of combustion-supporting gas small channels are arranged inside the powder combustion masses, so that the powder material is sufficiently burnt; and 3, the powder combustible material reestablishes combustion masses by rolling and loosening from top to bottom through the furnace dead plates arranged in the step shape and the material pushing furnace plates which do the reciprocating motion. Furthermore, the primary powder combustion masses cannot be entirely damaged; the sufficient and efficient combustion is realized; dust is prevented from rising; and the powder combustible material combustion fire gate is beneficial to protecting an environment.
Description
Technical field
The utility model relates to a kind of combustion apparatus fire grate, relates in particular to a kind of fire grate that is used for combustion powder shape material.
Background technology
Powdered combustible material extensively is present in the every field of industrial and agricultural production, fuel powder such as Powdered combustible material that produces in the Powdered combustible material that produces in powdered biomass (wood chip, wood shavings, shell, stalk etc.), waste old and the plastics gasification cracking process, the garbage disposal process and coal dust for example, these Powdered combustible materials contain a large amount of heat energy, throw aside the significant wastage that not only causes the energy in a large number, also can cause the severe contamination of environment.
The reason that Powdered combustible material can not be fully utilized is a lot, wherein important reason has following several: 1. traditional fire grate is made up of fire bars, retain the gap that is useful on ventilation between the fire bars, therefore this kind fire grate can not the Powdered combustible material of support, can not create the condition of Powdered combustible material burning; 2. Powdered combustible material gas permeability is poor, and it is slow and insufficient to burn, and flame-out easily, utilization ratio is lower.3. Powdered combustible material feeds in raw material in combustion process easily but the ash discharge difficulty is very easily destroyed the burning structure of Powdered combustible material, thereby caused flame-out in the ash discharge process.
For solving the problems of the technologies described above, the Powdered combustible material of prior art can only burn by injection method, and its shortcoming is: 1. the granularity of pair Powdered combustible material and conforming having relatively high expectations, cause the injection technology application limit; 2. the ashes after the burning become dust, cause the secondary pollution of air; 3. the equipment complexity that the burning of jetting needs is unfavorable for applying.
The utility model content
But technical problem to be solved in the utility model provide a kind of, sufficient combustion low to Powdered combustible material requirement fast, dust and the continuous feed Powdered combustible material combustion grate of slagging tap not.
For solving the problems of the technologies described above, the technical solution of the utility model is: Powdered combustible material combustion grate, comprise step-like from high to low layout and at least two furnace dead plates that are parallel to each other, the both sides of described furnace dead plate are separately installed with the fixed side that described furnace dead plate is connected as a single entity, and described furnace dead plate upper surface is equipped with distribution device; Described furnace dead plate rear portion is provided with along described furnace dead plate upper surface and the reciprocating pusher stove of described distribution device upper surface plate, the both sides of described pusher stove plate are installed with the pusher side plate that described pusher stove plate is connected as a single entity respectively, described pusher side plate upper surface correspondence is provided with the material scraping plate that prevents that material from taking back, described material scraping plate fixedly mounts with respect to described furnace dead plate, described pusher stove plate or described pusher side plate are provided with the reciprocating motion guider, and described pusher side plate is connected with reciprocating movement driving device.
As optimized technical scheme, described distribution device comprises the gas distribution pipe that is arranged on described furnace dead plate upper surface, described gas distribution pipe be arranged in parallel along the material moving direction of described furnace dead plate, described gas distribution pipe is provided with qi-emitting hole, described qi-emitting hole is towards described furnace dead plate, and described gas distribution pipe is connected to gas distributionbranch pipe, and described gas distributionbranch pipe is connected to the gas distribution house steward, described gas distributionbranch pipe is provided with control valve, and described pusher stove plate is provided with gas distribution pipe and dodges the hole.
As optimized technical scheme, the double material scraping plate of doing adjacent lower floor described pusher stove plate of described furnace dead plate.
As optimized technical scheme, described furnace dead plate is double makees described reciprocating motion guider.
As optimized technical scheme, described reciprocating motion guider comprises the guide rail that fixedly installs, and the roller corresponding with described guide rail is installed on the described pusher side plate.
As optimized technical scheme, described reciprocating movement driving device comprises motor, described motor power is connected with gearbox, described gearbox power is connected with toggle, described toggle power is connected with pull bar, described pull bar is slidingly mounted in the sliding sleeve, and described pull bar is connected with described pusher side plate.
As to improvement of the technical scheme, described furnace dead plate is horizontally disposed with.
As to improvement of the technical scheme, described furnace dead plate be obliquely installed and the inner of described furnace dead plate than discharge end height.
Owing to adopted technique scheme, Powdered combustible material combustion grate, comprise step-like from high to low layout and at least two furnace dead plates that are parallel to each other, the both sides of described furnace dead plate are separately installed with the fixed side that described furnace dead plate is connected as a single entity, and described furnace dead plate upper surface is equipped with distribution device; Described furnace dead plate rear portion is provided with along described furnace dead plate upper surface and the reciprocating pusher stove of described distribution device upper surface plate, the both sides of described pusher stove plate are installed with the pusher side plate that described pusher stove plate is connected as a single entity respectively, described pusher side plate upper surface correspondence is provided with the material scraping plate that prevents that material from taking back, described material scraping plate fixedly mounts with respect to described furnace dead plate, described pusher stove plate or described pusher side plate are provided with the reciprocating motion guider, and described pusher side plate is connected with reciprocating movement driving device; The utlity model has following outstanding technique effect:
1. described furnace dead plate is as the supporting plate of the Powdered combustible material of support, and Powdered combustible material is set up dust-firing group on described furnace dead plate, has created first necessary condition of Powdered combustible material burning.
2. described distribution device upwards provides combustion-supporting gas from the bottom of dust-firing group, creates some combustion-supporting gas passage aisles in dust-firing group, thereby has guaranteed the abundant burning of powder material, has created the second necessary condition of Powdered combustible material burning.
3. the described furnace dead plate of step-like layout and reciprocating described pusher stove plate; make Powdered combustible material from high to lower through rolling; loosen and reconstruction burning group; and original dust-firing group can not destroyed fully; Powdered combustible material is fully burnt; and enlarged the burning area of Powdered combustible material; improved the efficiency of combustion of Powdered combustible material; ashes after the burning constantly are advanced to the lower end of described furnace dead plate of step-like layout until entering dust collection chamber simultaneously; can not cause flying upward of dust, help protecting environment.
4. the utility model is simple in structure, can be applicable to various combustion apparatus, and is easy to utilize.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structure principle chart of the utility model embodiment one, has omitted reciprocating movement driving device among the figure;
Fig. 3 is the stereogram of the utility model embodiment one, has omitted reciprocating movement driving device among the figure;
Fig. 4 is the structure principle chart of the utility model embodiment one single working cell;
Fig. 5 is the structure principle chart of the utility model embodiment one distribution device;
Fig. 6 is the structure principle chart of the utility model embodiment one gas distribution pipe;
Fig. 7 is the structure principle chart of the utility model embodiment one pusher stove front edge of board and gas distribution pipe junction;
Fig. 8 is the structural representation of the utility model embodiment two;
Among the figure: the 1-furnace dead plate; The 2-fixed side; 3-pusher stove plate; The 31-gas distribution pipe is dodged the hole; 4-pusher side plate; The 5-material scraping plate; The 6-gas distribution pipe; The 61-qi-emitting hole; The 7-gas distributionbranch pipe; The 8-motor; The 9-gearbox; The 10-toggle; The 11-pull bar; The 12-sliding sleeve; 13-dust collection chamber.
The specific embodiment
Describe in detail with reference to the accompanying drawings according to exemplary embodiment of the present utility model.Here, it should be noted that in the accompanying drawings, give structure and the essentially identical part of function, and, omitted about the redundancy of substantially the same part and described in order to make specification simpler and clearer with identical Reference numeral.Need special declaration, the utility model not only is used for combustion powder shape combustible material, and the effect that is used for Powdered combustible material can be more outstanding, and the selection of the utility model fuel does not cause the restriction of right to the utility model.
Embodiment one: as Fig. 1, Fig. 2 and shown in Figure 3, Powdered combustible material combustion grate is installed in the burner hearth or combustion chamber of boiler or other combustion apparatus, with the heat energy of Powdered combustible material burning to obtain and to utilize Powdered combustible material to contain.Present embodiment comprises step-like from high to low layout and the multi-disc furnace dead plate 1 that is parallel to each other, described furnace dead plate 1 is not established the strip flat board in cavity for the surface, in the present embodiment, all described furnace dead plates 1 all are horizontally disposed with, the both sides of described furnace dead plate 1 are separately installed with the fixed side 2 that described furnace dead plate 1 is connected as a single entity, described furnace dead plate 1 upper surface is equipped with distribution device, and the effect of described distribution device is to improve enough air for the relatively poor Powdered combustible material of gas permeability; Described furnace dead plate 1 rear portion is provided with along described furnace dead plate 1 upper surface and the reciprocating pusher stove of described distribution device upper surface plate 3, the both sides of described pusher stove plate 3 are installed with the pusher side plate 4 that described pusher stove plate 3 is connected as a single entity respectively, described pusher side plate 4 upper surface correspondences are provided with the material scraping plate 5 that prevents that material from taking back, described material scraping plate 5 is with respect to described furnace dead plate 1 fixed installation, described pusher stove plate 3 or described pusher side plate 4 are provided with the reciprocating motion guider, and described pusher side plate 4 is connected with reciprocating movement driving device.
As Fig. 4, shown in Figure 5 and with reference to figure 3, described distribution device comprises the gas distribution pipe 6 that is arranged on described furnace dead plate 1 upper surface, and described gas distribution pipe 6 be arranged in parallel along the material moving direction of described furnace dead plate 1, and described gas distribution pipe 6 is provided with qi-emitting hole 61.As shown in Figure 6, described qi-emitting hole 61 is towards described furnace dead plate 1, and the outstanding effect of the described qi-emitting hole 61 of present embodiment is: at first, described qi-emitting hole 61 can not stopped up by Powdered combustible material or ashes, has guaranteed the smoothness of air feed; Secondly, the air that blows out is through the bounce-back of described furnace dead plate 1, and gas distribution is more even; Moreover the air that blows out at first blows to described furnace dead plate 1, makes described furnace dead plate 1 obtain cooling, the service life of improving described furnace dead plate 1.Described gas distribution pipe 6 is connected to gas distributionbranch pipe 7, and described gas distributionbranch pipe 7 is connected to gas distribution house steward (not shown), and described gas distributionbranch pipe 7 is provided with the control valve (not shown); Like this, every group of gas distribution pipe 6 can be controlled separately, whether both can control air feed, also can regulate the size of air demand, thereby guarantee that whole fire grate is operated in optimum state under different operating modes.As shown in Figure 7, described pusher stove plate 3 is provided with gas distribution pipe and dodges hole 31, only shows the structure of described pusher stove plate 3 front ends among the figure, and this structure can make the constantly described furnace dead plate 1 of the ashes between the described gas distribution pipe 6 flow downwards and can not accumulate.
Referring to Fig. 4, material is taken back when preventing described pusher stove plate 3 returns, therefore described material scraping plate 5 need be set.In the present embodiment, the lower limb of described furnace dead plate 1 is designed near described pusher stove plate 3 upper surfaces, therefore the described furnace dead plate 1 double material scraping plate 5 of having done adjacent lower floor described pusher stove plate 3.As shown in Figures 2 and 3, the described pusher stove plate 3 of the superiors is provided with independent described material scraping plate 5, to guarantee the smoothness of charging.
Because described pusher stove plate 3 is reciprocating, must be clear as the common engineers and technicians of this area, on the combination of described pusher stove plate 3 and described pusher side plate 4, described reciprocating motion guider must be set.For making structure more compact, the described furnace dead plate of present embodiment 1 is double makees described reciprocating motion guider, and its advantage is the lubricated powder that material on the described furnace dead plate 1 or ashes can be used as described pusher stove plate 3 motions.Certainly, common engineers and technicians as this area, following technical proposals also is one of selectable technical scheme, described reciprocating motion guider comprises the guide rail (not shown) that fixedly installs, and the roller (not shown) corresponding with described guide rail is installed on the described pusher side plate 4.
Described reciprocating movement driving device comprises motor 8, described motor 8 power are connected with gearbox 9, described gearbox 9 power are connected with toggle 10, described toggle 10 power are connected with pull bar 11, described pull bar 11 is slidingly mounted in the sliding sleeve 12, and described pull bar 11 is connected with described pusher side plate 4.Described motor 8 and described gearbox 9 are installed in the outside of boiler furnace, to prevent the infringement of high temperature to described motor 8 and described gearbox 9.Reciprocating movement driving device is known drive unit, and technical scheme is varied, gives an example no longer one by one at this.
In the present embodiment, described furnace dead plate 1 is horizontally disposed with, and corresponding described pusher stove plate 3 is also along with described furnace dead plate 1 is horizontally disposed with, and the reciprocating track of reciprocating movement driving device is also for being horizontally disposed with.
The operation principle of present embodiment is as follows: Powdered combustible material by automatic feeder for example conveying worm be transported to the described furnace dead plate 1 of the superiors, reciprocating motion by described pusher stove plate 3 then, constantly described furnace dead plate 1 is fed to the described furnace dead plate 1 of lower floor to Powdered combustible material from the upper strata, Powdered combustible material is from 1 of high-end described furnace dead plate the flowing downward along with material of fighting, just set up continuous flow combustion systems on the whole fire grate, described furnace dead plate 1 is as the supporting plate of the Powdered combustible material of support, Powdered combustible material has been set up dust-firing group on described furnace dead plate 1, created first necessary condition of Powdered combustible material burning.In combustion process, described distribution device upwards provides combustion-supporting gas from the bottom of dust-firing group, in dust-firing group, create some combustion-supporting gas passage aisles, thereby guaranteed the abundant burning of powder material, created the second necessary condition of Powdered combustible material burning.The described furnace dead plate 1 of step-like layout and reciprocating described pusher stove plate 3; make Powdered combustible material from high to lower through rolling; loosen and reconstruction burning group; and original dust-firing group can not destroyed fully; Powdered combustible material is fully burnt; and enlarged the burning area of Powdered combustible material; improved the efficiency of combustion of Powdered combustible material; ashes after the burning constantly are advanced to the lower end of described furnace dead plate 1 of step-like layout until entering dust collection chamber 13 simultaneously; can not cause flying upward of dust, help protecting environment.
Embodiment two: as shown in Figure 8, present embodiment and embodiment one are basic identical, difference be that described furnace dead plate 1 is obliquely installed and the inner of described furnace dead plate 1 than discharge end height, corresponding described pusher stove plate 3 is also along with described furnace dead plate 1 is obliquely installed, and the reciprocating track of reciprocating movement driving device is also along with described furnace dead plate 1 is obliquely installed.
The advantage of present embodiment is to be convenient to flowing of material, and prevents that material from being taken back by described pusher stove plate 3.
Description of the present utility model provides for example with for the purpose of describing, and is not exhaustively or with the utility model to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present utility model and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the utility model design is suitable for special-purpose.
Claims (8)
1. Powdered combustible material combustion grate, it is characterized in that: comprise step-like from high to low layout and at least two furnace dead plates that are parallel to each other, the both sides of described furnace dead plate are separately installed with the fixed side that described furnace dead plate is connected as a single entity, and described furnace dead plate upper surface is equipped with distribution device; Described furnace dead plate rear portion is provided with along described furnace dead plate upper surface and the reciprocating pusher stove of described distribution device upper surface plate, the both sides of described pusher stove plate are installed with the pusher side plate that described pusher stove plate is connected as a single entity respectively, described pusher side plate upper surface correspondence is provided with the material scraping plate that prevents that material from taking back, described material scraping plate fixedly mounts with respect to described furnace dead plate, described pusher stove plate or described pusher side plate are provided with the reciprocating motion guider, and described pusher side plate is connected with reciprocating movement driving device.
2. Powdered combustible material combustion grate as claimed in claim 1, it is characterized in that: described distribution device comprises the gas distribution pipe that is arranged on described furnace dead plate upper surface, described gas distribution pipe be arranged in parallel along the material moving direction of described furnace dead plate, described gas distribution pipe is provided with qi-emitting hole, described qi-emitting hole is towards described furnace dead plate, described gas distribution pipe is connected to gas distributionbranch pipe, described gas distributionbranch pipe is connected to the gas distribution house steward, described gas distributionbranch pipe is provided with control valve, and described pusher stove plate is provided with gas distribution pipe and dodges the hole.
3. Powdered combustible material combustion grate as claimed in claim 1 is characterized in that: the double material scraping plate of doing adjacent lower floor described pusher stove plate of described furnace dead plate.
4. Powdered combustible material combustion grate as claimed in claim 1 is characterized in that: described furnace dead plate is double makees described reciprocating motion guider.
5. Powdered combustible material combustion grate as claimed in claim 1 is characterized in that: described reciprocating motion guider comprises the guide rail that fixedly installs, and the roller corresponding with described guide rail is installed on the described pusher side plate.
6. Powdered combustible material combustion grate as claimed in claim 1, it is characterized in that: described reciprocating movement driving device comprises motor, described motor power is connected with gearbox, described gearbox power is connected with toggle, described toggle power is connected with pull bar, described pull bar is slidingly mounted in the sliding sleeve, and described pull bar is connected with described pusher side plate.
7. as the described Powdered combustible material combustion grate of the arbitrary claim of claim 1 to 6, it is characterized in that: described furnace dead plate is horizontally disposed with.
8. as the described Powdered combustible material combustion grate of the arbitrary claim of claim 1 to 6, it is characterized in that: described furnace dead plate be obliquely installed and the inner of described furnace dead plate than discharge end height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320092712 CN203082898U (en) | 2013-02-28 | 2013-02-28 | Powder combustible material combustion fire gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320092712 CN203082898U (en) | 2013-02-28 | 2013-02-28 | Powder combustible material combustion fire gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203082898U true CN203082898U (en) | 2013-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320092712 Withdrawn - After Issue CN203082898U (en) | 2013-02-28 | 2013-02-28 | Powder combustible material combustion fire gate |
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| CN (1) | CN203082898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134056A (en) * | 2013-02-28 | 2013-06-05 | 潍坊金丝达环境工程股份有限公司 | Powder combustible material combustion fire grate |
-
2013
- 2013-02-28 CN CN 201320092712 patent/CN203082898U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134056A (en) * | 2013-02-28 | 2013-06-05 | 潍坊金丝达环境工程股份有限公司 | Powder combustible material combustion fire grate |
| CN103134056B (en) * | 2013-02-28 | 2015-05-20 | 潍坊金丝达环境工程股份有限公司 | Powder combustible material combustion fire grate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130724 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |