CN202757134U - Middle row thermal expansion absorption apparatus of multiple rows garbage incinerator fire gate - Google Patents
Middle row thermal expansion absorption apparatus of multiple rows garbage incinerator fire gate Download PDFInfo
- Publication number
- CN202757134U CN202757134U CN201220421151.0U CN201220421151U CN202757134U CN 202757134 U CN202757134 U CN 202757134U CN 201220421151 U CN201220421151 U CN 201220421151U CN 202757134 U CN202757134 U CN 202757134U
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- incinerator
- fire grate
- connecting rod
- middle column
- grate segment
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Abstract
The utility model relates to a middle row thermal expansion absorption apparatus of a multiple rows garbage incinerator fire gate which aims at providing the absorption apparatus which is capable of guaranteeing that the side surface of the fire grate is sealed and the fire grate absorbs thermal expansion. The technical scheme includes that the middle row thermal expansion absorption apparatus of the multiple rows garbage incinerator fire gate is arranged on an incinerator rack. The middle row thermal expansion absorption apparatus of the multiple rows garbage incinerator fire gate is characterized in that the thermal expansion absorption apparatus is composed of a group of absorption unit, wherein each absorption unit comprises two rectangle supports, a pair of compensation blocks and a X-shaped mechanism. Each pair of compensation blocks stretches on the rectangle supports of adjacent absorption unit. The X-shaped mechanism comprises at least two compression bars, an articulated shaft and a lower connecting rod. Each end of the articulated shaft is respectively hinged with the midpoint of at least one compression bar. Two compression bars are arranged in an X-shaped mechanism. Two ends of each compression bar respectively contact inner walls of two compensation blocks. The top portion of the lower connecting rod is fixed with the middle portion of the articulated shaft. The lower end of the lower connecting rod vertical penetrates a through hole of the incinerator rack and is located in the through hole of the incinerator rack. A spring is arranged on the lower connecting rod in a sleeved mode.
Description
Technical field
The utility model relates to the garbage incineration technology field, the heat expansion absorber of the middle column fire grate of multiple row incinerator specifically, being that fire grate is realized maximization, standardization and modular basis, also is the key that guarantees the normal stable operation of maximization garbage incinerator grates.
Background technology
In incinerator, owing to there are differences between fire grate segment surface temperature and the framework temperature, for guaranteeing the normal operation of equipment, must consider their heat expansion absorber.Make a general survey of incinerator both domestic and external, the method for following several these thermal expansions of processing arranged substantially:
Thermal expansion self-absorption type, its principle are that every fire grate segment is fixed on separately on the support, reserve separately expansion gap, but bring thus simultaneously the problems such as whole support Design is very complicated;
The spring-compensating pattern, the side compensation arrangement such as the patent No. 021111455.2 domestic waste incineration compensates by the spring compression fire grate segment; Owing to enter the complexity of stove component of refuse, be difficult to avoid occur in the running burning short circuit, fire grate segment hot-spot and cause the phenomenon such as spring high temperature inefficacy;
The mechanical compensation pattern, mechanical compensating mechanism such as the patent No. 200710157198.4 incineration furnace grates, adopt the mode of machinery, no matter fire grate segment and side compensation block being reached at any time remain under the temperature contacts, stopped burning short circuit and the foreign matter embedding phenomenon in the running.
These two kinds of heat expansion absorbers of spring-compensating pattern and mechanical compensation pattern can only be used for the side thermal expansion owing to be subjected to the restriction of its structure and absorb.But the needs along with the incinerator maximization, the maximization life transmit bed that needs exploitation three row and the above layout formula of three row, because being subjected to the restriction of machinery and space structure, the middle column thermal expansion can only be carried out absorbed inside, when hot, guarantee fire grate side seal and absorbing thermal expansion, when cold conditions, can automatically reset and solve the thermal expansion problem of middle column fire grate.This middle column heat expansion absorber is the primary difficult problem that fire grate maximizes and need to solve.
Summary of the invention
The purpose of this utility model is the deficiency that overcomes in the above-mentioned background technology, a kind of middle column heat expansion absorber of multiple row garbage incinerator grates is provided, this absorption plant should be able to guarantee fire grate side seal and absorbing thermal expansion, and can automatically reset, also have characteristics simple in structure, easy to use.
The technical scheme that the utility model provides is:
The middle column heat expansion absorber of multiple row garbage incinerator grates, be installed between middle column fire grate segment and the limit row fire grate segment and on the incinerator support between middle column fire grate segment and the middle column fire grate segment, it is characterized in that: described heat expansion absorber is comprised of one group of absorptive unit of arranging along the incinerator longitudinal direction, each absorptive unit comprises that two lower ends are hinged on rectangle support on the described incinerator support, are installed in a pair of compensation block on two rectangle supports, and is installed in two furcated mechanisms between the rectangle support; Every pair of compensation block also extends on the rectangle support of adjacent absorptive unit, connects by key between adjacent each right compensation block; Described two rectangle supports are arranged side by side, and its length extending direction is parallel with described incinerator longitudinal direction; Described furcated mechanism comprises at least two depression bars, a jointed shaft parallel with described incinerator longitudinal direction and a lower cylinder lever connecting rod of vertically arranging down, each end of described jointed shaft each with at least one described depression bar in point articulated, two depression bars are the cross fork-shaped and arrange, the two ends of every depression bar contact with the inwall of described two compensation blocks respectively, the top of described lower cylinder lever connecting rod is fixed on the middle part of described jointed shaft, the lower end is vertically passed through and is positioned in the through hole on the described incinerator support, also is set with a spring on the lower cylinder lever connecting rod.
Described a pair of compensation block is that the mutual joining of shape difference and upper end is beneficial to mutually two compensation blocks of slip, the outer wall of two compensation blocks contacts with the Bian Lie fire grate segment with the middle column fire grate segment respectively, and perhaps the outer wall of two compensation blocks is respectively at two adjacent middle column fire grate segment contacts.
The upper end of described spring contacts with described incinerator support, and the lower end contacts by lower cylinder lever connecting rod two depression bars of described cross fork-shaped to be applied downward pulling force with the nut of lower cylinder lever connecting rod.
Operation principle of the present utility model is: during cold conditions, spring applies downward pulling force (can preset the decrement of spring) to lower cylinder lever connecting rod, and pass to depression bar by jointed shaft, because the inwall of compensation block is to the position-limiting action of depression bar, therefore the depression bar of cross fork-shaped is stressed can draw (angle of depression bar and horizontal plane diminishes) in, length in the horizontal direction is elongated, thereby outwards the pushing tow compensation block makes the rectangle support outwards swing around its jointed shaft, thereby two compensation blocks expand outwardly and the fire grate segment close contact;
Fire grate is subjected to thermal stretching during incinerator work, the extruding compensation block, thereby two compensation blocks can be exerted pressure to the depression bar of described cross fork-shaped and be made its effect of offsetting spring force open (becoming large with the angle of horizontal plane), length in the horizontal direction shortens and compensates the elongation of fire grate segment, thereby two compensation blocks close up and are adjacent to all the time fire grate segment.
The beneficial effects of the utility model are: the utility model utilizes depression bar and the spring force of cross fork-shaped, so that compensation block can be adjacent to fire grate all the time, absorbs the swell increment of fire grate, thereby guarantees the normal operation of incinerator; Between adjacent compensation block, increase key and connect, thereby avoid reducing the generation of burning short circuit phenomenon because having compensation block that inconsistent phenomenon causes and the gap between the fire grate between the adjacent compensation block; Thereby layout of spring is in the generation of avoiding the high temperature failure phenomenon away from the high-temperature region of fire grate segment; In addition, the utility model is simple in structure, use is comparatively convenient, and cost is also lower, has preferably market prospects.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of the fire grate of incinerator.
Fig. 2 is the left TV structure schematic diagram of the fire grate of incinerator.
Fig. 3 is the main TV structure enlarged drawing (taking-up compensation block) of absorptive unit among Fig. 1.
Fig. 4 is the installation diagram of compensation block and rectangle support in the utility model.
Fig. 5 is the enlarged diagram of furcated mechanism in the utility model.
The specific embodiment
Below in conjunction with Figure of description, the utility model is described in further detail, but the utility model is not limited to following examples.
Such as Fig. 1, Fig. 2, shown in Figure 3, the middle column heat expansion absorber of multiple row garbage incinerator grates, being installed on the incinerator support 6 between middle column fire grate segment 2-2 and the limit fire grate segment 2-1, also can be on the incinerator support between middle column fire grate segment and the middle column fire grate segment.Described heat expansion absorber is comprised of one group of absorptive unit 1 of arranging along the incinerator longitudinal direction, each absorptive unit comprise two lower ends be hinged on rectangle support 5 on the described incinerator support, be suspended on two rectangle supports respectively and a pair of compensation block 3(of the mutual joining in upper end this compensation block is comprised two variform compensation blocks, the upper end coupling joining of two compensation blocks, and maintenance relative sliding, to prevent that dust from entering from gap between the two), and be installed in two furcated mechanisms between the rectangle support.
As shown in Figure 4, the every pair of compensation block also extends on the rectangle support of adjacent absorptive unit (being the effect that every pair of compensation block is subject to the rectangle support of two adjacent absorptive units simultaneously), connects by the key of arranging along the compensation block short transverse between every pair of compensation block that (this key is arranged on the end face that docks between the compensation block; Be conventional structure, omit among the figure and do not draw), prevent that two compensation blocks between the adjacent absorptive unit from the phenomenon of dislocation occuring.Described two rectangle supports are arranged side by side, and its length extending direction is parallel with described incinerator longitudinal direction.The outer wall of two compensation blocks contacts with the Bian Lie fire grate segment with the middle column fire grate segment respectively, and perhaps the outer wall of two compensation blocks is respectively at two adjacent middle column fire grate segment contacts.
As shown in Figure 5, described furcated mechanism comprises four depression bar 4(or two depression bars), a jointed shaft 8 parallel with described incinerator longitudinal direction and a lower cylinder lever connecting rod 7 of vertically arranging down, each end of described jointed shaft each with two described depression bars in point articulated (if aforementioned depression bar adds up to two, then each end of jointed shaft is each hinged one), two depression bars of each end are the cross fork-shaped and arrange (if aforementioned depression bar adds up to two, then two of jointed shaft two ends depression bars are cross fork-shaped layout), the two ends of every depression bar contact with the inwall of described two compensation blocks respectively, the top of described lower cylinder lever connecting rod is fixed on the middle part of described jointed shaft, and the lower end was vertically passed through the through hole on the described incinerator support and overhang and is positioned in this through hole; Also be set with a spring 9 on the lower cylinder lever connecting rod.The upper end of described spring and described incinerator support 6 push against, and the nut 10 of lower end and lower cylinder lever connecting rod pushes against by lower cylinder lever connecting rod two depression bars of described cross fork-shaped to be applied downward pulling force.Can come by the position of adjusting nut on lower cylinder lever connecting rod the decrement of regulating spring, thereby so that fork configuration can push against compensation block, can not cause to the motion of compensation block too large resistance again simultaneously, concrete decrement is determined according to actual conditions.
In aforementioned multiple row garbage incinerator grates, the two row fire grate segments of pressing close to the incinerator furnace wall are aforementioned limit row fire grate segment, and all the other fire grate segments between the row fire grate segment of both sides are described middle column fire grate segment.For example incinerator has 5 row fire grates, sequentially is numbered 1,2,3,4,5, the 1st row and the 5th classify limit row fire grate segment as then, and all the other the 2nd, 3,4 classify the middle column fire grate segment as.
Claims (3)
1. the middle column heat expansion absorber of multiple row garbage incinerator grates, be installed between middle column fire grate segment (2-2) and the limit row fire grate segment (2-1) and on the incinerator support (6) between middle column fire grate segment and the middle column fire grate segment, it is characterized in that: described heat expansion absorber is comprised of one group of absorptive unit (1) of arranging along the incinerator longitudinal direction, each absorptive unit comprises that two lower ends are hinged on the rectangle support (5) on the described incinerator support, be installed in a pair of compensation block (3) on two rectangle supports, and be installed in two furcated mechanisms between the rectangle support; Every pair of compensation block also extends on the rectangle support of adjacent absorptive unit, connects by key between adjacent each right compensation block; Described two rectangle supports are arranged side by side, and its length extending direction is parallel with described incinerator longitudinal direction; Described furcated mechanism comprises at least two depression bars (4), a jointed shaft (8) parallel with described incinerator longitudinal direction and a lower cylinder lever connecting rod (7) of vertically arranging down, each end of described jointed shaft each with at least one described depression bar in point articulated, two depression bars are the cross fork-shaped and arrange, the two ends of every depression bar contact with the inwall of described two compensation blocks respectively, the top of described lower cylinder lever connecting rod is fixed on the middle part of described jointed shaft, the lower end is vertically passed through and is positioned in the through hole on the described incinerator support, also is set with a spring (9) on the lower cylinder lever connecting rod.
2. the middle column heat expansion absorber of multiple row garbage incinerator grates according to claim 1, it is characterized in that: described a pair of compensation block is that the mutual joining of shape difference and upper end is beneficial to mutually two compensation blocks of slip, the outer wall of two compensation blocks contacts with the Bian Lie fire grate segment with the middle column fire grate segment respectively, and perhaps the outer wall of two compensation blocks is respectively at two adjacent middle column fire grate segment contacts.
3. the middle column heat expansion absorber of multiple row garbage incinerator grates according to claim 1 and 2, it is characterized in that: the upper end of described spring contacts with described incinerator support, and the lower end contacts by lower cylinder lever connecting rod the depression bar of described cross fork-shaped to be applied downward pulling force with the nut (10) of lower cylinder lever connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421151.0U CN202757134U (en) | 2012-08-23 | 2012-08-23 | Middle row thermal expansion absorption apparatus of multiple rows garbage incinerator fire gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421151.0U CN202757134U (en) | 2012-08-23 | 2012-08-23 | Middle row thermal expansion absorption apparatus of multiple rows garbage incinerator fire gate |
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| Publication Number | Publication Date |
|---|---|
| CN202757134U true CN202757134U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220421151.0U Expired - Lifetime CN202757134U (en) | 2012-08-23 | 2012-08-23 | Middle row thermal expansion absorption apparatus of multiple rows garbage incinerator fire gate |
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| CN (1) | CN202757134U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131511A (en) * | 2017-06-06 | 2017-09-05 | 绿色动力环保集团股份有限公司 | Stoker fired grate temperature compensation device and the domestic waste incineration for equipping the device |
| CN111156527A (en) * | 2020-01-19 | 2020-05-15 | 上海南一环保科技有限公司 | Fire grate expansion structure of incinerator |
-
2012
- 2012-08-23 CN CN201220421151.0U patent/CN202757134U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131511A (en) * | 2017-06-06 | 2017-09-05 | 绿色动力环保集团股份有限公司 | Stoker fired grate temperature compensation device and the domestic waste incineration for equipping the device |
| CN111156527A (en) * | 2020-01-19 | 2020-05-15 | 上海南一环保科技有限公司 | Fire grate expansion structure of incinerator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
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| CX01 | Expiry of patent term |