CN203960249U - Grid brick - Google Patents
Grid brick Download PDFInfo
- Publication number
- CN203960249U CN203960249U CN201420135564.1U CN201420135564U CN203960249U CN 203960249 U CN203960249 U CN 203960249U CN 201420135564 U CN201420135564 U CN 201420135564U CN 203960249 U CN203960249 U CN 203960249U
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- China
- Prior art keywords
- snap close
- masonry
- tongues
- grid brick
- brick
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Abstract
The utility model relates to a kind of grid brick, comprise masonry, masonry is positive hexagonal prism, multiple checkerwork cells provide from top to bottom in masonry, the central position of the upper surface of masonry is provided with a salient, salient be peripherally installed with snap close groove, the center superposition of the center of snap close groove and the upper surface of masonry, the lower surface of masonry convexes with three snap close tongues, three snap close tongues be positioned at snap close groove under, three snap close tongues are mutually 120 ° of distributions on the lower surface of masonry, and the center superposition of the center of three snap close tongues and the lower surface of masonry.Grid brick is in the time building by laying bricks or stones, the snap close tongue of a grid brick is placed in the snap close groove of another grid brick, adopt from top to bottom Heterogeneous Permutation masonry way, make regenerator resistance to overturning stronger, and utilize snap close groove to play mutually air-flow to mix, redistribute and the effect of pressure regulation, make grid brick there is the beneficial effect that air-flow is unobstructed, heat-transfer effect is good.
Description
Technical field
The utility model relates to the grid brick that a kind of hotblast stove or hotblast stove precell regenerator are used.
Background technology
At present, the effect of hotblast stove is that the cold wind that utilizes the flue gas heating gas blower after blast furnace gas combustion to bloat is delivered in blast furnace, the effect of hotblast stove precell is the flue gas heating combustion air utilizing after blast furnace gas combustion, combustion air after preheating is delivered to burning in hotblast stove, object is to improve hot blast temperature, reduces fuel consumption.The checker brick that hotblast stove or hotblast stove precell regenerator are used, as middle heat-transfer medium, are accumulated heat between main combustion period, and release of heat between on air, plays a very important role.Weight, heating-surface area, the heat transfer efficiency of checker brick is the key factors that affect air-supply time and wind pushing temperature in regenerator, and accumulation of heat weight is larger, and heating-surface area is larger, and wind pushing temperature more levels off to dome temperature, and the air-supply time is also longer.
Find by research, reduce checkerwork cell diameter, increase checkerwork cell quantity, strengthen the live means of area of checker brick and can realize the fact that heating-surface area and storage volume all increase, therefore both at home and abroad some hotblast stoves start to adopt 30 seven apertures in the human head checker brick of small-bore one after another in recent years, but this checker brick can bring following problem: 1. extremely low by the through-hole rate of manufacturing and construction factor causes; 2. in operational process, easily occur the stifled phenomenon of ash, and then affect heat-transfer effect, cause wind pushing temperature low, the air-supply time is short, and flue-gas temperature is high, and the consequences such as large are damaged in regenerator internal resistance.
Therefore be necessary to design a kind of grid brick, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, and the grid brick that a kind of air-flow is unobstructed, heat-transfer effect is good is provided.
The utility model is achieved in that
The utility model provides a kind of grid brick, comprise masonry, described masonry is positive hexagonal prism, multiple checkerwork cells provide from top to bottom in described masonry, the central position of the upper surface of described masonry is provided with a salient, described salient be peripherally installed with snap close groove, the center superposition of the center of described snap close groove and the upper surface of described masonry, the lower surface of described masonry convexes with three snap close tongues, three described snap close tongues be positioned at described snap close groove under, three described snap close tongues are mutually 120 ° of distributions on the lower surface of described masonry, and the center superposition of the center of three described snap close tongues and the lower surface of described masonry.
Further, the center place of described snap close tongue is provided with a described checkerwork cell, is communicated with its peripheral equally distributed 6 described checkerwork cells by described snap close tongue.
Further, the quantity of described checkerwork cell is 37, is uniformly distributed in described masonry.
Further, described checkerwork cell is tapered, and the internal diameter of its upper end is greater than the internal diameter of its lower end.
Further, described snap close tongue is round platform or positive hexagonal prism.
The utlity model has following beneficial effect:
Described grid brick is in the time building by laying bricks or stones, the snap close tongue of a grid brick is placed in the snap close groove of another grid brick, adopt from top to bottom Heterogeneous Permutation masonry way, make regenerator resistance to overturning stronger, and utilize described snap close groove to play mutually air-flow to mix, redistribute and the effect of pressure regulation, make described grid brick there is the beneficial effect that air-flow is unobstructed, heat-transfer effect is good.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The stereographic map of the grid brick that Fig. 1 provides for the utility model embodiment;
The stereographic map at another visual angle of the grid brick that Fig. 2 provides for the utility model embodiment;
The vertical view of the grid brick that Fig. 3 provides for the utility model embodiment;
The sectional view of the grid brick that Fig. 4 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1 to Figure 4, the utility model embodiment provides a kind of grid brick, comprises masonry 100, and described masonry 100 is positive hexagonal prism.Multiple checkerwork cells 1 provide from top to bottom in described masonry 100, in this preferred embodiment, the quantity of described checkerwork cell 1 is 37, is uniformly distributed in described masonry 100, and the periphery of described checkerwork cell 1 also has 18 half holes and 6 1/3 holes, that is to say that described grid brick has 61 holes altogether.Described checkerwork cell 1 is tapered, and the internal diameter of its upper end is greater than the internal diameter of its lower end, and the internal diameter of checkerwork cell 1 is less, larger by the flow velocity of air-flow, and the efficiency of its heat by conduction is just higher.
As shown in Figure 1 to Figure 4, the central position of the upper surface of described masonry 100 is provided with a salient 2, described salient 2 be peripherally installed with snap close groove 3, the center superposition of the upper surface of the center of described snap close groove 3 and described masonry 100, and described snap close groove 3 is connected with 36 described checkerwork cells 1, thereby form the structure that hole, hole is communicated with, made it there is the effect of current-sharing.
As shown in Figure 1 to Figure 4, the lower surface of described masonry 100 convexes with three snap close tongues 4, and described snap close tongue 4 is round platform or positive hexagonal prism all can.Three described snap close tongues 4 be positioned at described snap close groove 3 under, three described snap close tongues 4 are mutually 120 ° of distributions on the lower surface of described masonry 100, that is to say that three described snap close tongues 4 are equilateral triangle and arrange, and the center superposition of the lower surface of the center of three described snap close tongues 4 and described masonry 100.The center place of described snap close tongue 4 is provided with a described checkerwork cell 1, is communicated with its peripheral equally distributed 6 described checkerwork cells 1 by described snap close tongue 4.Therefore, the snap close tongue 4 of a grid brick can be placed in the snap close groove 3 of another grid brick, described salient is corresponding between three described snap close tongues 4, two grid bricks can firmly be coordinated, and can ensure current-sharing effect.
As shown in Figure 1 to Figure 4, described grid brick is in the time building by laying bricks or stones, the snap close tongue 4 of a grid brick is placed in the snap close groove 3 of another grid brick, adopt from top to bottom Heterogeneous Permutation masonry way, make regenerator resistance to overturning stronger, when in operational process, air-flow enters heat storage, snap close groove 3 plays mixed mutually to air-flow, redistribute, pressure regulation effect, make the flow field in regenerator more complicated, the convective heat exchange between checkerwork cell 1 has not only been strengthened in the flow field of this complexity, and air-flow is mobile also more even after certain altitude, thereby improve the utilization ratio of checker brick, promote checker brick heat exchanger effectiveness, realize the object that reduces hotblast stove cost of investment and running cost, make described grid brick there is air-flow unobstructed, the beneficial effect that heat-transfer effect is good.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a grid brick, it is characterized in that, comprise masonry, described masonry is positive hexagonal prism, multiple checkerwork cells provide from top to bottom in described masonry, the central position of the upper surface of described masonry is provided with a salient, described salient be peripherally installed with snap close groove, the center superposition of the center of described snap close groove and the upper surface of described masonry, the lower surface of described masonry convexes with three snap close tongues, three described snap close tongues be positioned at described snap close groove under, three described snap close tongues are mutually 120 ° of distributions on the lower surface of described masonry, and the center superposition of the center of three described snap close tongues and the lower surface of described masonry.
2. grid brick as claimed in claim 1, is characterized in that: the center place of described snap close tongue is provided with a described checkerwork cell, is communicated with its peripheral equally distributed 6 described checkerwork cells by described snap close tongue.
3. grid brick as claimed in claim 1, is characterized in that: the quantity of described checkerwork cell is 37, is uniformly distributed in described masonry.
4. the grid brick as described in claims 1 to 3 any one, is characterized in that: described checkerwork cell is tapered, the internal diameter of its upper end is greater than the internal diameter of its lower end.
5. grid brick as claimed in claim 1, is characterized in that: described snap close tongue is round platform or positive hexagonal prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135564.1U CN203960249U (en) | 2014-03-25 | 2014-03-25 | Grid brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135564.1U CN203960249U (en) | 2014-03-25 | 2014-03-25 | Grid brick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203960249U true CN203960249U (en) | 2014-11-26 |
Family
ID=51920858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420135564.1U Expired - Fee Related CN203960249U (en) | 2014-03-25 | 2014-03-25 | Grid brick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203960249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013587A (en) * | 2016-05-10 | 2016-10-12 | 胡成锋 | Direct embedding brick |
-
2014
- 2014-03-25 CN CN201420135564.1U patent/CN203960249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013587A (en) * | 2016-05-10 | 2016-10-12 | 胡成锋 | Direct embedding brick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 |