CN101864721B - Combustion chamber of paver - Google Patents
Combustion chamber of paver Download PDFInfo
- Publication number
- CN101864721B CN101864721B CN2010101416957A CN201010141695A CN101864721B CN 101864721 B CN101864721 B CN 101864721B CN 2010101416957 A CN2010101416957 A CN 2010101416957A CN 201010141695 A CN201010141695 A CN 201010141695A CN 101864721 B CN101864721 B CN 101864721B
- Authority
- CN
- China
- Prior art keywords
- combustion chamber
- insulating board
- heat
- conducting plate
- base plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 53
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- 238000010409 ironing Methods 0.000 claims description 62
- 238000009826 distribution Methods 0.000 claims description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 18
- 239000007789 gas Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 239000001294 propane Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000008646 thermal stress Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C2301/00—Machine characteristics, parts or accessories not otherwise provided for
- E01C2301/10—Heated screeds
Abstract
The invention provides a combustion chamber of a paver, which comprises a screed box having a bottom screed, a combustion chamber, a linear heater having a linear heating pipe and a heat-insulating plate which is arranged in the combustion chamber and positioned between the linear heating pipe and the bottom screed. The combustion chamber is capable of solving the problem that the quality of road paving is lowered due to the deformation of the bottom screed caused by the local overheat of the bottom screed.
Description
Technical field
The present invention relates to the road construction apparatus field, more specifically, relate to a kind of chamber structure of paver.
Background technology
The heating system of paver mainly contains three kinds of mode of heatings at present: 1, combustion gas mode of heating: fuel is propane gas, comprise: (1) shower nozzle mode of heating, propane gas, heats the ironing base plate by lighting shower nozzle to shower nozzle by reducing valve, pipeline, switch.(2) blower fan burner mode of heating, propane gas is by reducing valve, and pipeline is opened the blower fan burner to the blower fan combustor, hot air is blown into the screed combustion chamber base plate is heated.(3) line style heater mode of heating, can be with reference to figure 2, propane gas arrives the line style heating tube of line style heater by reducing valve, air valve, pipeline, after spark plug 60 sparkings, lighted from the propane gas that line style heating tube 70 flows out, burnt the flame that to the heating of directly burning of whole ironing base plate 101 from line style heating tube 70.2, Electric heating: base plate is directly heated by generator, circuit, cable, switch, electric heating tube.3, fuel Heating mode: adopt and spray diesel oil, directly burning is heated the ironing base plate.
In the above-mentioned mode of heating, except that line style heater mode of heating, all more or less there are problems such as heating is slow, heating uniformity difference in other several mode of heatings, and the ironing base plate is inhomogeneous owing to being heated for a long time, is easy to generate local distortion and distortion, and the gas quantity or the electric weight that consume are big, when outside temperature was low, even burning for a long time, temperature also was difficult to up, make ironing base plate cisco unity malfunction, have a strong impact on pavement spread quality and progress.
Though line style heater mode of heating has the fast characteristics of heating, the combustion chamber of paver is the cavity that the screed casing by paver forms, the line style heating tube of line style heater is positioned at the combustion chamber, the line style heating tube flame that burns directly heats the ironing base plate, because of the line style heating tube generally is positioned near ironing base plate middle part, and the burning of the propane gas of line style heating tube middle part is than the propane gas sufficient combustion of end positions, cause the ironing baseplate heated inhomogeneous easily, so there is following problems in line style heater mode of heating of the prior art: the medium temperature of ironing base plate is higher than lip temperature and the temperature difference is very big; The ironing base plate especially is positioned at the zone at line style heating tube combustion flame place because the long-term radiation of high temperature, thermal stress is concentrated, annealing reaction takes place easily, produce oxide skin, and reduced the anti-wear performance of ironing baseboard material, when running into obstacle, the zone that ironing base plate thermal stress is concentrated more is easy to generate distortion, has influence on the planarization of paving concrete pavement and has shortened ironing base plate application life.
Summary of the invention
The present invention aims to provide a kind of chamber structure of paver, can solve the above-mentioned problems in the prior art.
According to an aspect of the present invention, provide a kind of chamber structure of paver, having comprised: screed casing, combustion chamber and line style heater; The screed casing comprises the ironing base plate, and the line style heater comprises the line style heating tube, and this chamber structure also comprises: insulating board is positioned at the combustion chamber, and is arranged between line style heating tube and the ironing base plate.
Further, insulating board is connected on the side wall of combustion chamber, and a plurality of through holes are set on the insulating board.
Further, a side of insulating board is connected on the first side wall of combustion chamber, and chamber structure also comprises: heat-conducting plate, be connected on the sidewall of combustion chamber relative with the first side wall, and heat-conducting plate and insulating board are crisscross arranged in the combustion chamber; Heat-conducting plate, insulating board and ironing base plate are parallel to each other, and the distance of heat-conducting plate and ironing base plate is greater than the distance of insulating board with the ironing base plate; Heat-conducting plate is provided with a plurality of first holes.
Further, the length of heat-conducting plate is equal to or less than the length of combustion chamber, is arranged in the combustion chamber between two parties.
Further, a plurality of first holes type heating tube along the line length direction is many, the middle few uneven distributions in two ends on heat-conducting plate.
Further, the edge on the insulating board has a plurality of second holes.
Further, the area in second hole is greater than the area in first hole.
Further, insulating board extends first flange to the heat-conducting plate direction, and first flange is fixed on the heat-conducting plate; Have a plurality of through holes on first flange.
Further, the end that heat-conducting plate stretches into the combustion chamber has second flange, and second flange is welded on the roof of combustion chamber; Have a plurality of through holes on second flange.
Further, the length of insulating board is less than the length of heat-conducting plate.
According to technical scheme of the present invention, because adopted the insulating board that is positioned at the combustion chamber, insulating board is arranged between line style heating tube and the ironing base plate, the direct calcination ironing of the feasible flame that sends from the burning of line style heating tube base plate, avoided the ironing base plate is especially pressed the heat injury excessively that base plate is in the regional area of combustion flame below, combustion flame directly heats the ironing base plate in the line style heating tube so overcome in the prior art, thermal stress is concentrated, cause the local easy deformation of ironing base plate, reduce problems such as pavement spread quality and ironing base plate application life, and then reached the effect that improves ironing base plate application life and guarantee the pavement spread quality.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the cross-section structure according to first embodiment of the chamber structure of a kind of paver of the present invention;
Fig. 2 shows the cross-section structure according to second embodiment of the chamber structure of a kind of paver of the present invention; And
Fig. 3 shows sectional perspective structure according to a second embodiment of the present invention.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 has schematically shown the cross-section structure according to chamber structure first embodiment of a kind of paver of the present invention, and as shown in the figure, the chamber structure of this paver comprises: screed casing 10, combustion chamber 20 and line style heater; Screed casing 10 comprises ironing base plate 101, the combustion chamber is by screed casing 10 formed cavitys, the line style heater comprises line style heating tube 70, this chamber structure also comprises: insulating board 40, be positioned at combustion chamber 20, and be arranged between line style heating tube 70 and the ironing base plate 101, be used to stop the direct calcination ironing of the flame base plate 101 that sends from 70 burnings of line style heating tube, so having overcome line style heater heating means in the prior art especially presses base plate to the ironing base plate and is in the heat injury of crossing that the regional area of combustion flame below causes, cause ironing base plate local distortion, reduce problems such as pavement spread quality and ironing base plate application life, and then reached the effect that improves ironing base plate application life and guarantee the pavement spread quality.
Insulating board 40 can be anti-heat-resisting steel sheet and plate up to 500 ° of high temperature, this heat-resisting steel sheet and plate is indeformable not oxidation under high-temperature condition, a kind of preferred structure of insulating board 40 for example can for, as shown in Figure 1, modes such as one side of insulating board 40 for example adopts welding, rivets or is spirally connected are connected with side wall of combustion chamber, promptly be fixed on the inwall of the screed casing that forms the combustion chamber, insulating board 40 can be in substantially parallel relationship to ironing base plate 101, also can form certain angle of inclination with ironing base plate 101.Generally insulating board is welded on the sidewall of combustion chamber, processing and manufacturing is comparatively convenient like this, and can the precision of ironing base plate not exerted an influence.Wherein, the location of the direct calcination of flame of can also be on insulating board 40 not sent by 70 burnings of line style heating tube is offered a plurality of through holes, so that hot air can flow to insulating board 40 belows better, when not making the direct calcination of burned flame ironing base plate like this, also do not influence being heated of the ironing base plate that is in insulating board 40 belows.In addition, for the Stability Analysis of Structures of insulating board 40, an end that insulating board 40 can also be stretched into combustion chamber 20 is to combustion chamber roof bending, and welds together with the roof of combustion chamber.
As a further improvement on the present invention, Fig. 2 and Fig. 3 have schematically shown the second embodiment of the present invention, and as shown in the figure, a side of insulating board 40 is connected on the side wall of combustion chamber 102, for example are welding.When the screed casing was installed like this, the mode by welding can be fixed on insulating board 40 position between line style heating tube 70 and the screed 101 easily.Chamber structure also comprises: heat-conducting plate 50, be connected on the sidewall of combustion chamber 103, heat-conducting plate 50 is arranged in the combustion chamber 20 alternately with insulating board 40, and for example heat-conducting plate 50, insulating board 40 all are tabular, and with the ironing base plate 101 be parallel to each other, be convenient to location and installation heat-conducting plate and insulating board like this.Certainly, heat-conducting plate 50, insulating board 40 also can be according to actual mode of occupation, and the base plate irrelevancy is capable with pressing.
Heat-conducting plate 50 and the distance of the distance that presses base plate 101 greater than insulating board 40 and ironing base plate 101, like this, heat-conducting plate 50, insulating board 40 match combustion chamber 20 roughly are separated out two spaces, one is and the first adjacent space 201 of ironing base plate 101, and another is second space at line style heating tube 70 places.By suitably heightening the height of heat-conducting plate 50, can avoid the influence of the flame that sends from line style heating tube 70 burning to heat-conducting plate 50, heat-conducting plate 50 can adopt materials such as general steel plate like this, to reduce cost, and the hot air after meridional type heating tube 70 heating is easy to enter in first space 201 from the spacing of insulating board 40 with heat-conducting plate 50, so that ironing base plate 101 is heated.Certainly heat-conducting plate also can adopt heat-resisting steel sheet and plate.
Heat-conducting plate 50 is provided with a plurality of first holes 502, to play the effect that hot air flows in guiding first space.For example, the length of heat-conducting plate is equal to or slightly less than the length of combustion chamber (length direction among the present invention is as the criterion with the length direction of line style heating tube), and heat-conducting plate is arranged in the combustion chamber in the longitudinal direction substantially between two parties.Like this can be under the effect of heat-conducting plate 50, with hot air water conservancy diversion whole ironing base plate top in the combustion chamber, simultaneously, a plurality of first holes 502 on the heat-conducting plate 50 are by the layout of certain rule, make that hot air can be fully mobile in first space 201 all around, with hot air equably water conservancy diversion to ironing bottom edge place, thereby reach effect to ironing base plate 101 whole rapid and uniform heating.
The arrangement in a plurality of first holes 502 for example can for, on the heat-conducting plate 50 of correspondence ironing base plate 101 edges, set out a fairly large number of first hole 502, offering the first less relatively hole 502 of quantity near on the heat-conducting plate 50 in line style heating tube 70 centre positions.A plurality of first holes 502 are at heat-conducting plate 50 upper edge line style heating tube 70 length directions, and integral body is many, the middle few uneven distribution states in two ends.The easier space that flow to ironing base plate 101 edges of hot air like this, thus make the ironing base plate 101 can thermally equivalent, reduce the temperature difference of ironing base plate 101 centre positions and marginal position quickly.
As shown in Figures 2 and 3, the insulating board 40 in the foregoing description is arranged on the below of line style heating tube 70 substantially between two parties, and length is approximately 2/3 of line style heating tube 70 length.Because in the ordinary course of things, the flame temperature of line style heating tube 70 middle parts is higher, two ends are lower, when 2/3 and the insulating board 40 that insulating board 40 length are about line style heating tube 70 length is arranged on the lower position of line style heating tube 70 substantially between two parties, promptly can reduce the heat affecting of crossing of flame that 70 burnings of line style heating tube send greatly to ironing base plate 101 regional areas.Certainly the length of insulating board 40 also can be greater than or less than 2/3 of line style heating tube 70 length.
In addition, can also offer a plurality of second holes 402 in the edge of insulating board, like this, both can alleviate the weight of insulating board 40, the effect of water conservancy diversion hot air is also played in second hole 402 simultaneously, help hot air and enter first space 201, to strengthen the thermal effect that adds the ironing base plate 101 that is positioned at insulating board 40 belows.In addition, for making first space 201 form bigger semiclosed shape space, the prolongation hot air remains in the time in first space, to strengthen the thermal effect that adds to the ironing base plate, on type heating tube length direction along the line, the length of insulating board 40 is less than the length of heat-conducting plate 50.
The area that is arranged at second hole 402 on the insulating board 40 in the foregoing description is greater than the area that is arranged at first hole 502 on the heat-conducting plate 50, hot air relatively easily enters first space 201 and is not easy to flow out from first space 201 like this, make hot air longer in the time that first space 201 stops, so only need the more a spot of propane gas of burning just can make ironing base plate 101 reach usable temp, saved amount of consumed gas.For example first hole 502 is circular port or slotted eye, and second hole 402 is a rectangular opening, is convenient to like this make.
For making heat-conducting plate reliable and stable with being connected of screed casing with insulating board, heat-conducting plate 50 among the embodiment and the plate-like structure parallel to each other of insulating board 40 structures in the foregoing description, numerous embodiments can also be arranged, for example, heat-conducting plate is tabular, insulating board 40 extends first flange 401 to heat-conducting plate 50 directions, first flange 401 is welded on the heat-conducting plate 50, simultaneously, on first flange 401, set out the bigger through hole of a plurality of areas, so that hot air flows to first space 201.
The structure of heat-conducting plate and insulating board or can be, for example as shown in Figure 2, the end that heat-conducting plate 50 stretches into described combustion chamber 20 has second flange, 501, the second flange 501 and is welded on the roof 104 of combustion chamber, to strengthen the structural stability of heat-conducting plate.Simultaneously, on second flange, offer the bigger through hole of a plurality of areas, so that the circulation of air.Insulating board 40 extends first flange, 401, the first flange 401 to heat-conducting plate 50 directions and is welded on the heat-conducting plate 50, to strengthen the structural stability of insulating board 40.Simultaneously, on first flange 401, set out the bigger through hole of a plurality of areas, so that hot air flows to first space 201.
In addition, can also on ironing base plate 101 temperature pick up be set, when ironing base plate 101 reached predefined usable temp, temperature pick up can be given paver control system feedback signal, make the paver control system disconnected propane gas of outage automatically, further reduce the consumption of the energy.
Through evidence, chamber structure according to second embodiment of the invention, be Fig. 2 and chamber structure shown in Figure 3 at room temperature (20 ℃), when air pressure is 0.08Mpa, can about 15 minutes, make ironing bottom edge temperature reach 90 ℃ of usable temps, and the highest temperature difference of lip temperature and medium temperature is no more than 60 ℃.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
Chamber structure according to a kind of paver of the present invention, when using line style heater mode of heating that the ironing base plate is heated, short and homogeneous heating was avoided pressing base plate and was caused local distortion because of hot-spot burning time, had influence on the quality and the problem in ironing base plate life-span of pavement spread.According to a kind of paver of the present invention, reach usable temp even can press base plate in the short period of time simultaneously, air consumption is few, has saved energy-output ratio.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the chamber structure of a paver comprises: screed casing (10), combustion chamber (20) and line style heater; Described screed casing (10) comprises ironing base plate (101), and described line style heater comprises line style heating tube (70), it is characterized in that, this chamber structure also comprises:
Insulating board (40) is positioned at described combustion chamber (20), and is arranged between described line style heating tube (70) and the described ironing base plate (101);
Described chamber structure also comprises: heat-conducting plate (50), be connected on the described side wall of combustion chamber (103), and described heat-conducting plate (50) is arranged in the described combustion chamber (20) alternately with described insulating board (40).
2. the chamber structure of paver according to claim 1 is characterized in that, described insulating board (40) is connected on the sidewall of described combustion chamber (20), and on the described insulating board a plurality of through holes is set.
3. the chamber structure of paver according to claim 1 is characterized in that, a side of described insulating board (40) is connected on the first side wall (102) of described combustion chamber,
Described heat-conducting plate (50) is connected on the sidewall of combustion chamber (103) relative with described the first side wall (102),
Described heat-conducting plate (50), described insulating board (40) and described ironing base plate (101) are parallel to each other, and the distance of described heat-conducting plate (50) and described ironing base plate (101) is greater than the distance of described insulating board (40) with described ironing base plate (101);
Described heat-conducting plate (50) is provided with a plurality of first holes (502).
4. the chamber structure of paver according to claim 3 is characterized in that, the length of described heat-conducting plate (50) is equal to or less than the length of described combustion chamber (20), is arranged between two parties in the described combustion chamber.
5. the chamber structure of paver according to claim 4 is characterized in that, described a plurality of first holes (502) are many, the middle few uneven distributions in two ends along described line style heating tube (70) length direction on described heat-conducting plate (50).
6. the chamber structure of paver according to claim 5 is characterized in that, the edge on the described insulating board (40) has a plurality of second holes (402).
7. the chamber structure of paver according to claim 6 is characterized in that, the area in described second hole (402) is greater than the area in described first hole (502).
8. according to the chamber structure of each described paver in the claim 3 to 7, it is characterized in that, described insulating board (40) extends first flange (401) to described heat-conducting plate (50) direction, and described first flange (401) is fixed on the described heat-conducting plate (50); Have a plurality of through holes on described first flange.
9. the chamber structure of paver according to claim 8 is characterized in that, the end that described heat-conducting plate (50) stretches into described combustion chamber has second flange (501), and described second flange (501) is welded on the roof (104) of described combustion chamber; Have a plurality of through holes on described second flange (501).
10. the chamber structure of paver according to claim 4 is characterized in that, the length of described insulating board (40) is less than the length of described heat-conducting plate (50).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101416957A CN101864721B (en) | 2010-04-08 | 2010-04-08 | Combustion chamber of paver |
| PCT/CN2011/072553 WO2011124152A1 (en) | 2010-04-08 | 2011-04-08 | Combustion chamber structure of paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101416957A CN101864721B (en) | 2010-04-08 | 2010-04-08 | Combustion chamber of paver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101864721A CN101864721A (en) | 2010-10-20 |
| CN101864721B true CN101864721B (en) | 2011-12-21 |
Family
ID=42956634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101416957A Expired - Fee Related CN101864721B (en) | 2010-04-08 | 2010-04-08 | Combustion chamber of paver |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101864721B (en) |
| WO (1) | WO2011124152A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995524A (en) * | 2012-11-30 | 2013-03-27 | 三一重工股份有限公司 | Screed gas heating system, screed and paver |
| CN105908611A (en) * | 2016-06-12 | 2016-08-31 | 天津康远工程机械有限公司 | Automatic leveling double-layer prestressed ironing plate with cleaning function |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864721B (en) * | 2010-04-08 | 2011-12-21 | 长沙中联重工科技发展股份有限公司 | Combustion chamber of paver |
| CN103276657B (en) * | 2013-06-14 | 2016-03-09 | 戴纳派克（中国）压实摊铺设备有限公司 | Screed and paver |
| US9811952B2 (en) | 2016-03-31 | 2017-11-07 | Caterpillar Paving Products Inc. | System and method for monitoring a condition of a paving machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015579A (en) * | 1975-08-25 | 1977-04-05 | Autocrat Corporation | Space heater |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3557672A (en) * | 1968-06-24 | 1971-01-26 | Albert L Shurtz | Paving apparatus |
| US5139362A (en) * | 1990-10-10 | 1992-08-18 | Ingersoll-Rand Company | Heat passage tunnel for screed burner |
| US5417516A (en) * | 1993-07-20 | 1995-05-23 | Universal Screed Inc. | Electrically heated paving screed |
| US7066170B1 (en) * | 2000-10-31 | 2006-06-27 | Travis Industries, Inc. | Apparatuses and methods for balancing combustion air and exhaust gas for use with a direct-vent heater appliance |
| US6981820B2 (en) * | 2002-10-30 | 2006-01-03 | Caterpillar Paving Products Inc. | Screed heating arrangement |
| DE20219641U1 (en) * | 2002-12-18 | 2003-02-27 | Voegele Ag J | Asphalt paver and heating element |
| CN201128867Y (en) * | 2007-11-12 | 2008-10-08 | 镇江华晨华通路面机械有限公司 | Linear heating device for screed of asphalt spreader |
| CN101864721B (en) * | 2010-04-08 | 2011-12-21 | 长沙中联重工科技发展股份有限公司 | Combustion chamber of paver |
-
2010
- 2010-04-08 CN CN2010101416957A patent/CN101864721B/en not_active Expired - Fee Related
-
2011
- 2011-04-08 WO PCT/CN2011/072553 patent/WO2011124152A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015579A (en) * | 1975-08-25 | 1977-04-05 | Autocrat Corporation | Space heater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995524A (en) * | 2012-11-30 | 2013-03-27 | 三一重工股份有限公司 | Screed gas heating system, screed and paver |
| CN102995524B (en) * | 2012-11-30 | 2016-04-06 | 三一重工股份有限公司 | Screed gas heating system, screed and paver |
| CN105908611A (en) * | 2016-06-12 | 2016-08-31 | 天津康远工程机械有限公司 | Automatic leveling double-layer prestressed ironing plate with cleaning function |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011124152A1 (en) | 2011-10-13 |
| CN101864721A (en) | 2010-10-20 |
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