CN218859483U - Buried scraper conveyor for heat preservation and conveying of high-temperature materials - Google Patents

Abstract

The utility model discloses a buried scraper conveyor that high temperature material kept warm and was carried relates to high temperature dust removal technical field. The problem of current high temperature buried scraper conveyor, it carries high temperature type material when carrying high temperature type material, has unable heat preservation and carries high temperature type material is solved. The method comprises the following steps: the embedded scraper conveyer comprises a first shaft, a second shaft and a third shaft, wherein the first end of the first shaft, which is positioned outside the embedded scraper conveyer, is provided with a first gear, and the middle section of the first shaft, which is positioned inside the embedded scraper conveyer, is provided with two second gears; the two second chains are respectively arranged on the second gears and are connected with the two third gears positioned on the other side of the embedded scraper conveyer; the scraper plates are arranged on the two chains and used for scraping and conveying the high-temperature dust arranged on the bottom plate of the embedded scraper conveyor to a feed opening under the driving of the chains; the buried scraper conveyor shell comprises an inner shell and an outer shell, and a heat-insulating material is arranged between the inner shell and the outer shell.

Description

Buried scraper conveyor for heat preservation and conveying of high-temperature materials

Technical Field

The utility model relates to a high temperature dust removal technical field, more specifically relate to buried scraper conveyor that high temperature material keeps warm and carries.

Background

The high-temperature material conveying can be realized in the following modes such as pneumatic conveying, screw feeding conveying, high-temperature-resistant bucket lifting conveying and the like, but each conveying mode has specific use conditions and matched equipment. Under some conditions, such as horizontal cylindrical electric precipitator equipment, the collected dust is preferably transported by a buried scraper.

A common embedded scraper conveyor is normal-temperature or medium-temperature equipment, materials enter a cavity of the conveyor from an inlet, and scrapers in the cavity convey the materials to an outlet through the transmission of chains, so that the conveying, transferring and collecting of the materials are completed.

In the high-temperature type embedded scraper conveyor in the prior art, the equipment is made of high-temperature-resistant materials, a water-cooling interlayer is arranged outside the shell of the equipment, and the equipment is cooled by circulating water to achieve the purpose of conveying high-temperature materials. Or the upper part of the buried scraper conveyor shell is designed to be open and is fully contacted with the external environment, and the heat is fully dissipated, so that the purpose of conveying high-temperature materials is achieved.

In summary, the conventional high-temperature scraper conveyer has a problem that it is impossible to convey a high-temperature material while maintaining the temperature thereof.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an embedded scraper transporter that high temperature material kept warm and was carried for solve current high temperature embedded scraper transporter, when it carried high temperature type material, there was the unable problem of carrying high temperature type material that keeps warm.

An embodiment of the utility model provides a buried scraper conveyor that high temperature material keeps warm and carries, include:

the feeding hole is arranged at the top of the buried scraper conveyor shell and used for receiving high-temperature dust from the high-temperature electrostatic dust collector, wherein the temperature of the high-temperature dust is 350-600 ℃;

the embedded scraper conveyer comprises a first shaft, a second shaft and a third shaft, wherein the first end of the first shaft, which is positioned outside the embedded scraper conveyer, is provided with a first gear, and the middle section of the first shaft, which is positioned inside the embedded scraper conveyer, is provided with two second gears;

the two second chains are respectively arranged on the second gears and are connected with the two third gears positioned on the other side of the embedded scraper conveyer;

the scraper plates are arranged on the two chains and used for scraping and conveying the high-temperature dust arranged on the bottom plate of the embedded scraper conveyor to a feed opening under the driving of the chains;

the buried scraper conveyor shell comprises an inner shell and an outer shell, and a heat insulation material is arranged between the inner shell and the outer shell.

Preferably, the buried scraper conveyor housing comprises a plurality of segments;

the head end shell is used for arranging the first shaft, the tail end shell is used for arranging a third gear and a second shaft, and the middle section shell is used for arranging a feed inlet and a feed outlet;

or the head end shell is used for arranging the first shaft and the feed inlet, and the tail end shell is used for arranging the third gear, the second shaft and the feed outlet;

or the head end shell is used for arranging the first shaft and the feed opening, and the tail end shell is used for arranging the third gear, the second shaft and the feed opening;

wherein, set up the expansion gap between head end casing and the tail end casing, set up the expansion gap between head end casing and the interlude casing, the interlude casing with set up the expansion gap between the interlude casing, set up the expansion gap between interlude casing and the tail end casing.

Preferably, the feed inlet is arranged at the top of the head end shell, or at the top of the middle section shell, or at the top of the tail end shell;

the feed opening is arranged at the bottom of the tail end shell, or at the bottom of the middle section shell, or at the bottom of the head end shell.

Preferably, the number of the scrapers comprises a plurality of scrapers, and the plurality of scrapers are arranged on the two chains;

and a gap is reserved between the lower surface of the scraper and the bottom plate of the embedded scraper conveyer.

Preferably, the material of the scraper is heat-resistant alloy steel.

Preferably, the upper surface of the inner shell is positioned right above the two chains, and a ceramic fiber layer and the outer shell are arranged on the upper surface of the inner shell;

the lower surface of the inner shell is in contact with the lower surface of the bottom plate of the embedded scraper conveyor, and a wear-resistant castable and the outer shell are arranged below and on two sides of the inner shell;

the both sides of inlayer casing all set up ceramic fiber layer with outer casing, wherein, ceramic fiber layer's thickness is 300mm, the thickness of wear-resisting castable is 300mm.

Preferably, the first shaft is disposed through the buried scraper conveyor housing with its second end located outside the buried scraper conveyor;

the first end of the first shaft is arranged on the buried scraper conveyor shell through a bearing; the second end of the first shaft is arranged on the buried scraper conveyor shell through a bearing;

and a filler is arranged between the bearing and the buried scraper conveyor shell.

Preferably, a protective cover is arranged outside the bearing and the buried scraper conveyer shell;

and nitrogen is filled between the protective cover and the buried scraper conveyor shell for sealing.

Preferably, the method further comprises the following steps:

the motor is arranged outside the embedded scraper conveyor in parallel with the first shaft and is connected with the first gear through a first chain;

the bottom and the middle of the embedded scraper conveyor are respectively provided with two guide rails side by side, the guide rails are respectively arranged under the two second chains, and the two second chains are respectively clamped on the guide rails;

and each limiting device is arranged above the guide rail and is used for limiting the height of the second chain.

The embodiment of the utility model provides a buried scraper conveyor that high temperature material keeps warm and carries, include: the feeding hole is arranged at the top of the buried scraper conveyor shell and used for receiving high-temperature dust from the high-temperature electrostatic dust collector, wherein the temperature of the high-temperature dust is 450-600 ℃; the embedded scraper conveyer comprises a first shaft, a second shaft and a third shaft, wherein the first end of the first shaft, which is positioned outside the embedded scraper conveyer, is provided with a first gear, and the middle section of the first shaft, which is positioned inside the embedded scraper conveyer, is provided with two second gears; the two second chains are respectively arranged on the second gears and are connected with two third gears positioned on the other side of the embedded scraper conveyor; the scraper blades are arranged on the two chains and are used for scraping and conveying the high-temperature dust arranged on the bottom plate of the embedded scraper conveyor to a feed opening under the driving of the chains; the buried scraper conveyor shell comprises an inner shell and an outer shell, and a heat-insulating material is arranged between the inner shell and the outer shell. According to the embedded scraper conveyor for heat preservation conveying of high-temperature materials, the shell of the embedded scraper conveyor is in double-layer heat preservation arrangement, so that the problem that the temperature is easy to lose when the existing high-temperature dust is conveyed is solved; moreover, the two second chains are arranged on the first shaft, so that the specifications of the chains are increased, and the problem of expansion of equipment when the temperature inside the embedded scraper conveyor is high is solved due to the fact that the shell is subjected to internal heat insulation; furthermore, the scraper is arranged on the second chain, so that deposited dust on the bottom plate of the embedded scraper conveyor can be scraped to the feed opening, and the problem that the dust is deposited on the bottom plate of the embedded scraper conveyor due to temperature change can be solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of an embedded scraper transporter for heat preservation and transportation of high-temperature materials, provided by an embodiment of the present invention;

FIG. 2 is a schematic view of a part of the structure of an embedded scraper transporter for heat preservation and transportation of high-temperature materials provided by the embodiment of the invention;

FIG. 3 is a schematic cross-sectional view of an embedded scraper conveyor for heat preservation and conveying of high-temperature materials according to an embodiment of the present invention;

wherein, the feed inlet is 101 to 101, the feed outlet is 102 to, the first shaft is 103 to 103, the first gear is 104 to 104, the motor is 105 to 106, the embedded scraper conveyer shell is 107 to the shell, the protective cover is 108 to 108, the scraper is 109 to the inner layer shell is 110 to the outer layer shell is 111 to the ceramic fiber layer is 112 to the ceramic fiber layer, the wear resistant casting material is 113 to the guide rail is 114 to the guide rail, the limiting device is 115 to the

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is a schematic structural view of an embedded scraper conveyor for heat preservation and conveying of high-temperature materials provided by an embodiment of the present invention; FIG. 2 is a schematic view of a part of the structure of an embedded scraper conveyor for heat preservation and conveying of high-temperature materials provided by the embodiment of the present invention; FIG. 3 is a schematic cross-sectional view of an embedded scraper conveyor for heat preservation and conveying of high-temperature materials according to an embodiment of the present invention; the following describes in detail the embedded scraper conveyor provided by the embodiment of the present invention with reference to fig. 1 to 3, which can be applied to the high-temperature material conveying process.

Specifically, the embedded scraper conveyor mainly comprises a feed inlet 101, a first shaft 103, a second chain, a scraper 109 and an embedded scraper conveyor shell 107.

In practical applications, the feeding inlet 101 is disposed at the top of the buried scraper conveyor housing 107, and when the buried scraper conveyor is disposed below the high-temperature electrostatic precipitator, the feeding inlet 101 may be disposed opposite to the ash discharge port of the high-temperature electrostatic precipitator, i.e., dust from the inside of the high-temperature electrostatic precipitator may enter the buried scraper conveyor. In the embodiment of the present invention, the specific position of the top of the buried scraper conveyor housing 107 where the feeding port 101 is provided is not limited.

Further, the embedded screed conveyor includes a first shaft 103 having a first gear 104 disposed at a first end of the embedded screed conveyor and two second gears 106 disposed at an intermediate portion of the embedded screed conveyor. Specifically, a belt or a first chain is disposed on the first gear 104, and the belt or the first chain is connected to a motor 105 for providing power, so that when the first gear 104 rotates, the first shaft 103 can be driven to rotate, and the first shaft 103 can be driven to rotate two second gears 106 disposed on the first shaft 103.

Further, be provided with the second chain on two second gears 106 respectively in the embodiment of the utility model, the first end setting of second chain is on second gear 106, correspondingly, still is provided with the third gear at the other end of buried scraper conveyor, and the second chain sets up simultaneously on second gear 106 and third gear to can rotate round second gear 106 and third gear under second gear 106 pivoted circumstances.

It should be noted that the number of the third gears disposed at the other end of the embedded scraper conveyor is also two, and the two third gears correspond to the second gear 106, respectively, and since the second gear 106 is driven by the first shaft 103 to rotate, the second chain can be driven to rotate, the third gear disposed at the other end of the embedded scraper conveyor may be a driven wheel, that is, the two third gears may not need to additionally dispose the external motor 105.

In the embodiment of the utility model, in order to avoid piling up at buried scraper conveyor bottom plate from the dust of high temperature electrostatic precipitator's ash discharge mouth, perhaps deposit because of the temperature reason on buried scraper conveyor bottom plate, preferably, still be equipped with scraper blade 109 between two second chains, when two second chains are round second gear 106 and third gear rotation under the drive of primary shaft 103, can drive scraper blade 109 and rotate, when scraper blade 109 rotates the bottom plate top of buried pipe plate conveyer, can drive the dust that falls on buried scraper conveyor bottom plate and remove to feed opening 102, thereby can transport the dust from high temperature electrostatic precipitator to feed opening 102 from ash discharge mouth.

According to the buried scraper conveyer for heat preservation conveying of the high-temperature materials, the shell is of a double-layer structure, and the heat preservation material is arranged between the double-layer structure, so that the problem that the temperature is easy to lose when the existing high-temperature dust is conveyed is solved; moreover, the two second chains are arranged on the first shaft 103, the specifications of the chains are increased, and the problem of expansion of equipment when the temperature inside the embedded scraper conveyor is high is solved due to the fact that the shell is subjected to internal heat insulation; further, by providing the scraper 109 on the second chain, the dust deposited on the bottom plate of the embedded scraper conveyor can be scraped to the discharge opening 102, and the problem that the dust is deposited on the bottom plate of the embedded scraper conveyor due to temperature change can be solved.

For example, the buried scraper conveyor for the heat preservation and transportation of the high-temperature material comprises a buried scraper conveyor shell 107, and for convenience of transportation and adaptation to different application scenarios, preferably, the buried scraper conveyor shell 107 may comprise multiple segments, but in practical application, a head-end shell and a tail-end shell are necessary, and the number of the middle-segment shells may be adjusted according to practical situations. For example, a submerged scraper conveyor housing 107 that includes only a head end housing and a tail end housing; a submerged scraper conveyor housing 107 comprising a head end housing, a tail end housing and a mid-section housing; an embedded screed conveyor housing 107 includes a head end housing, a tail end housing, and a plurality of intermediate section housings.

In practical application, a casing 107 of the buried scraper conveyer is provided, wherein a head end casing is used for arranging a first shaft 103, a tail end casing is used for arranging a third gear and a second shaft, and a middle section casing is used for arranging a feed inlet 101 and a feed outlet 102; a buried scraper conveyor shell 107 is provided, wherein a head end shell is used for arranging a first shaft 103 and a feed inlet 101, and a tail end shell is used for arranging a third gear, a second shaft and a feed outlet 102; a buried scraper conveyor housing 107 has a head end housing for providing a first shaft 103 and a feed opening 102 and a tail end housing for providing a third gear, a second shaft and a feed opening 101.

For example, the feed inlet 101 may be disposed at the top of the head-end shell, may be disposed at the top of the middle-section shell, and may also be disposed at the top of the tail-end shell; the feed opening 102 may be disposed at the bottom of the tail housing, may be disposed at the bottom of the middle housing, or may be disposed at the bottom of the head housing.

Specifically, when the buried scraper conveyor shell 107 comprises a head end shell, a plurality of middle section shells and a tail end shell, in one way, when the top of the head end shell is provided with the feed inlet 101, the feed inlet 101 can also be arranged at the top of the middle section shell close to the head end shell, and correspondingly, the feed outlets 102 are arranged at the bottoms of the middle section shell and the tail end shell close to the tail end shell; in one mode, when the feed opening 102 is disposed at the bottom of the head end shell, the feed opening 102 may be disposed at the bottom of the middle section shell close to the head end shell, and correspondingly, the feed opening 101 is disposed at the top of the middle section shell close to the tail end shell and the top of the tail end shell.

The embodiment of the utility model provides a buried scraper conveyor that high temperature material kept warm and was carried, its dust of collecting are the high temperature dust, and its temperature is in 450 ℃ -600 ℃, when avoiding carrying the high temperature dust, makes the casing produce the problem that the inflation leads to the casing to damage because of the high temperature, and preferably, this buried scraper conveyor casing 107 if when including the multistage, then is provided with the expansion gap in the region of every section contact.

Specifically, set up the expansion gap between head end casing and the tail end casing, set up the expansion gap between head end casing and the interlude casing, set up the expansion gap between interlude casing and the tail end casing.

For example, the number of the scrapers 109 arranged on the second chain may include a plurality of scrapers 109, and the plurality of scrapers 109 can sequentially scrape the dust on the bottom plate of the embedded scraper conveyor, and in practical applications, a gap is provided between the lower surface of the scraper 109 and the bottom plate of the embedded scraper conveyor.

In practical application, the preparation materials of the chain, the guide rail 104 and the scraper 109 are heat-resistant alloy steels, such as chromium molybdenum steels of 15CrMo, 35CrMo, 42CrMo and the like and chromium molybdenum vanadium steels of 12Cr1MoV and the like; in the embodiment of the present invention, the specific materials of the chain, the guide rail 104, and the scraper 109 are not limited.

Illustratively, the buried scraper conveyor housing 107 includes an inner housing 110 and an outer housing 111, with a thermal insulation material disposed between the inner housing 110 and the outer housing 111. In the embodiment of the present invention, because the embedded scraper conveyer is generally suspended at the bottom of other equipment, in order to avoid the excessive weight and put higher requirements on the supporting equipment, the heat insulating material arranged between the inner shell 110 and the outer shell 111 is made of a material with lighter weight as much as possible; however, because the collision of the chain and the scraper 109 arranged in the embedded scraper conveyer is easy to cause the damage of the inner shell 110 and the light heat-insulating material, the heat insulation thickness is 300mm in the form of wear-resistant casting material 113 in the area of the embedded scraper conveyer bottom plate in direct contact with the dust and the scraper 109, and the volume weight of the side wall and the top is 220kg/m for reducing the weight ³ The ceramic fiber module is used for heat preservation, and the heat preservation thickness is 300mm.

Namely, the upper surface of the inner shell 110 is positioned right above the two chains, and a ceramic fiber layer 112 and an outer shell 111 are arranged on the upper surface; the lower surface of the inner shell 110 is contacted with the lower surface of the bottom plate of the embedded scraper conveyor, and the lower part and two sides of the inner shell are provided with wear-resistant casting materials 113 and an outer shell 111; on both sides of the inner shell 110, a ceramic fiber layer 112 and an outer shell 111 are provided.

It should be noted that, in the embodiment of the present invention, when the scraper conveyor casing includes the inner casing 110 and the outer casing 111, if the scraper conveyor casing also includes multiple sections, that is, the scraper conveyor casing includes the head end casing, the middle section casing and the tail end casing, or when the head end casing and the tail end casing are included, each section of the casing also includes the inner casing 110 and the outer casing 111 correspondingly.

For example, when the face conveyor housing includes a head end housing, an intermediate section housing including the inner housing 110 and the outer housing 111, and a tail end housing also including the inner housing 110 and the outer housing 111. Specifically, the shapes of the inner shell 110 and the outer shell 111 included in the head end shell are consistent with the shape of the head end shell, the shapes of the inner shell 110 and the outer shell 111 included in the middle shell are consistent with the shape of the middle shell, and the shapes of the inner shell 110 and the outer shell 111 included in the tail end shell are consistent with the shape of the tail end shell. The embodiment of the utility model provides an in, do not do the injecive to the concrete shape of the inlayer casing 110 that head end casing, interlude casing, tail end casing include, as long as the insulation material who sets up between outer casing 111 and the inlayer casing 110 is unanimous, and the effect of playing is unanimous can.

Illustratively, the first end of the first shaft 103 is disposed outside of the buried scraper conveyor housing 107, and it includes a second end that is also disposed outside of the buried scraper conveyor housing 107, i.e., the first shaft 103 is disposed through the buried scraper conveyor housing 107. In practical applications, the buried scraper conveyor housing 107 is provided with a bearing, and the first shaft 103 is arranged on the buried scraper conveyor housing 107 through the bearing. In order to improve the sealing between the first shaft 103 and the buried scraper conveyor housing 107, it is preferable that sealing fillers are filled between the first shaft 103 and the bearing, and between the bearing and the buried scraper conveyor housing 107. In order to avoid air leakage between the first shaft 103 and the bearings, it is preferable to provide a protective cover 108 outside the bearings and the buried scraper conveyor housing 107, i.e. to provide a protective cover 108 between the first end of the first shaft 103 and the buried scraper conveyor housing 107, and to provide a protective cover 108 between the second end of the first shaft 103 and the buried scraper conveyor housing 107; and the space between the protective cover 108 and the buried scraper conveyor casing 107 is sealed by filling nitrogen gas.

Because be used for setting up the primary shaft 103 in the head end casing at least, be used for setting up the secondary shaft in the tail end casing at least, in practical application, because the temperature of high temperature dust is than higher, primary shaft 103 and secondary shaft can transmit the heat respectively to head end casing and tail end casing under the high temperature effect on, head end casing and tail end casing can produce local high temperature, lead to the intensity reduction of head end casing and tail end casing, later can lead to the slope of primary shaft 103 and secondary shaft, cause buried scraper conveyor work failure that high temperature material kept warm and carried. The embodiment of the utility model provides an in, when filling into nitrogen gas between protective cover 108 and buried scraper conveyor casing 107, nitrogen gas not only can seal between protective cover 108 and the buried scraper conveyor casing 107, and it can also be cooled down the high temperature that produces when coming from the rotation of primary shaft 103, cools down the high temperature that comes from primary shaft 103 promptly to avoid high temperature to lead to buried scraper conveyor casing 107 to become soft problem to take place.

Illustratively, the buried scraper conveyor also includes a motor 105, a guide rail 114, and a guide rail 114 stop 115. Specifically, the motor 105 is arranged outside the scraper conveyor side by side with the first shaft 103 and is connected with the first gear 104 through a first chain;

two guide rails 114 are respectively arranged at the bottom and the middle part in the embedded scraper conveyor side by side, the guide rails 114 are respectively arranged right below two second chains, and the two second chains are respectively clamped on the guide rails 114; a limiting device 115 is arranged above each guide rail 114, and the limiting device 115 is used for limiting the height of the second chain.

To sum up, the embodiment of the utility model provides a buried scraper transporter that high temperature material keeps warm and carries, include: the feeding hole is arranged at the top of the shell and is used for receiving high-temperature dust from the high-temperature electrostatic dust collector, wherein the temperature of the high-temperature dust is 450-600 ℃; a first shaft, wherein a first end of the first shaft, which is positioned outside the embedded scraper conveyor, is provided with a first gear, and a middle section of the first shaft, which is positioned inside the embedded scraper conveyor, is provided with two second gears; the two second chains are respectively arranged on the second gears and are connected with the two third gears positioned on the other side of the embedded scraper conveyer; the scraper plates are arranged on the two chains and used for scraping and conveying the high-temperature dust arranged on the bottom plate of the embedded scraper conveyor to a feed opening under the driving of the chains; the buried scraper conveyor shell comprises an inner shell and an outer shell, and a heat-insulating material is arranged between the inner shell and the outer shell. According to the buried scraper conveyer for heat preservation conveying of the high-temperature materials, the shell is of a double-layer structure, and the heat preservation material is arranged between the double-layer structure, so that the problem that the temperature is easy to lose when the existing high-temperature dust is conveyed is solved; moreover, two second chains are arranged on the first shaft, large-size chains are selected, high-temperature-resistant materials are replaced, scraper materials are replaced, and the use temperature of the materials is reduced after the shell is subjected to internal heat insulation, so that the problem that the materials such as the scraper, the chains and the shell are used at high temperature is solved; the thermal insulation material is arranged between the double-layer shells of the embedded scraper conveyor, so that the thermal expansion amount is reduced; moreover, the buried scraper conveyor shell is arranged in multiple sections, so that the thermal expansion amount released by the guide rail can be increased; the protective covers are arranged on the head end shell and the tail end shell, so that the problem that the head end shell and the tail end shell are easy to incline at high temperature is solved; furthermore, the scraper is arranged on the second chain, so that the dust deposited on the bottom plate of the embedded scraper conveyor can be scraped to the feed opening, and the problem that the dust is deposited on the bottom plate of the embedded scraper conveyor due to temperature change can be solved.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (9)

1. Buried scraper conveyor that high temperature material kept warm and was carried, its characterized in that includes:

the feeding hole is arranged at the top of the buried scraper conveyor shell and used for receiving high-temperature dust from the high-temperature electrostatic dust collector, wherein the temperature of the high-temperature dust is 350-600 ℃;

the embedded scraper conveyer comprises a first shaft, a second shaft and a third shaft, wherein the first end of the first shaft, which is positioned outside the embedded scraper conveyer, is provided with a first gear, and the middle section of the first shaft, which is positioned inside the embedded scraper conveyer, is provided with two second gears;

the two second chains are respectively arranged on the second gears and are connected with two third gears positioned on the other side of the embedded scraper conveyor;

the scraper blades are arranged on the two chains and are used for scraping and conveying the high-temperature dust arranged on the bottom plate of the embedded scraper conveyor to a feed opening under the driving of the chains;

the buried scraper conveyor shell comprises an inner shell and an outer shell, and a heat-insulating material is arranged between the inner shell and the outer shell.

2. The scraper conveyor for warm conveyance of high temperature materials of claim 1, wherein the scraper conveyor housing comprises a plurality of segments;

the head end shell is used for arranging the first shaft, the tail end shell is used for arranging a third gear and a second shaft, and the middle section shell is used for arranging a feed inlet and a feed outlet;

or the head end shell is used for arranging the first shaft and the feed inlet, and the tail end shell is used for arranging the third gear, the second shaft and the feed outlet;

or the head end shell is used for arranging the first shaft and the feed opening, and the tail end shell is used for arranging the third gear, the second shaft and the feed opening;

wherein, set up the expansion gap between head end casing and the tail end casing, set up the expansion gap between head end casing and the interlude casing, the interlude casing with set up the expansion gap between the interlude casing, set up the expansion gap between interlude casing and the tail end casing.

3. The scraper conveyor for warm conveyance of high-temperature materials according to claim 2, wherein the feed inlet is provided at the top of the head-end casing, or at the top of the middle-section casing, or at the top of the tail-end casing;

the feed opening is arranged at the bottom of the tail end shell, or at the bottom of the middle section shell, or at the bottom of the head end shell.

4. The buried scraper conveyor for the heat preservation and the transportation of the high-temperature material as claimed in claim 1, wherein the number of the scrapers includes a plurality, and the plurality of the scrapers are arranged on two of the chains;

and a gap is reserved between the lower surface of the scraper and the bottom plate of the embedded scraper conveyor.

5. The scraper conveyor for conveying high-temperature materials under thermal insulation of claim 1, wherein the material of the scraper is heat-resistant alloy steel.

6. An embedded scraper conveyor for the heat preservation and transportation of high-temperature materials as claimed in claim 1, characterized in that the upper surface of the inner shell is positioned right above the two chains, and a ceramic fiber layer and the outer shell are arranged on the upper surface;

the lower surface of the inner shell is in contact with the lower surface of the bottom plate of the embedded scraper conveyor, and a wear-resistant castable and the outer shell are arranged below and on two sides of the inner shell;

the both sides of inlayer casing all set up ceramic fiber layer with outer casing, wherein, ceramic fiber layer's thickness is 300mm, the thickness of wear-resisting castable is 300mm.

7. The scraper conveyor for warm conveyance of high temperature materials according to claim 1, wherein the first shaft is disposed through the scraper conveyor housing and has a second end located outside the scraper conveyor;

the first end of the first shaft is arranged on the buried scraper conveyor shell through a bearing; the second end of the first shaft is arranged on the buried scraper conveyor shell through a bearing;

and a filler is arranged between the bearing and the buried scraper conveyor shell.

8. The buried scraper conveyor for the thermal insulation conveying of high-temperature materials as claimed in claim 7,

a protective cover is arranged outside the bearing and the embedded scraper conveyor shell;

and nitrogen is filled between the protective cover and the buried scraper conveyor shell for sealing.

9. The scraper conveyor for warm conveyance of high-temperature materials according to claim 1, further comprising:

the motor is arranged outside the embedded scraper conveyor in parallel with the first shaft and is connected with the first gear through a first chain;

the bottom and the middle of the embedded scraper conveyor are respectively provided with two guide rails side by side, the guide rails are respectively arranged under the two second chains, and the two second chains are respectively clamped on the guide rails;

and each limiting device is arranged above the guide rail and used for limiting the height of the second chain.

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