CN215294910U - Lower smoke-discharging type ash-picking cremator - Google Patents

Abstract

The utility model provides a lower smoke exhaust formula selects ash cremation machine, include: the outer frame top-down in the outer frame sets gradually pearlite heat preservation, aluminum silicate heat preservation, concrete layer and main combustion chamber prefab vault, is located the main combustion chamber of main combustion chamber prefab vault below sets up respectively in upper portion air feed pipe and lower part air feed pipe in two lateral walls of main combustion chamber set up respectively in the mouth of turning back the fire of main combustion chamber both sides set up respectively in the afterburner of main combustion chamber both sides, set up in the inside main burner of main combustion chamber, set up in the supplementary combustor of main combustion chamber one side, set up in the remains delivery wagon guide rail of main combustion chamber below, and set up in lower flue prefab vault and lower flue of lower discharge below the remains delivery wagon guide rail. The utility model has the advantages of space saving, safety, beauty, long service life and convenient maintenance.

Description

Lower smoke-discharging type ash-picking cremator

Technical Field

The utility model relates to a cremation machine field, more specifically relates to a lower smoke exhaust formula selects ash cremation machine.

Background

The smoke generated after the ash picking cremation machine cremates remains can be discharged into the atmosphere after being treated by tail gas, the steel pipe is used as an upper smoke discharging pipeline in the upper smoke discharging type cremation machine adopted in the prior art, the pipeline is easy to block by the dust generated after the remains are cremated, the dust is unsafe to clean by high-altitude operation, the temperature of the smoke generated after the remains are cremated reaches 500 ℃, the heat radiation generated by the smoke pipeline which is not less than 8 meters is arranged before the smoke enters a tail gas purification treatment system, cleaning personnel are easy to scald, the high temperature of a cremation operation room is easy to cause, and the smoke generated after the remains are incinerated and contain high-temperature particle dust and acid gas, so that the upper smoke discharging pipeline is easy to corrode, and the normal use of the cremation machine and the tail gas purification treatment system is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lower smoke exhaust formula selects ash cremation machine to solve the problem that the high altitude construction that selects ash cremation machine among the prior art leads to owing to adopt the last smoke exhaust pipe of going up is unsafe, scald easily.

In order to solve the technical problem, the utility model discloses a following technical scheme:

provided is a lower smoke-discharging type ash-picking cremator, comprising: the device comprises an outer frame, a perlite heat-insulating layer, an aluminum silicate heat-insulating layer, a concrete layer and a main combustion chamber prefabricated member vault which are sequentially arranged at the top in the outer frame from top to bottom, a main combustion chamber positioned below the main combustion chamber prefabricated member vault, an upper air supply pipe and a lower air supply pipe which are respectively arranged in two side walls of the main combustion chamber, fire return ports respectively arranged on the two side walls of the main combustion chamber, secondary combustion chambers respectively arranged at two sides of the main combustion chamber, a main burner arranged in the main combustion chamber, an auxiliary burner arranged at one side of the main combustion chamber, a remains conveying vehicle guide rail arranged below the main combustion chamber, and a lower flue prefabricated member vault and a lower flue arranged below the remains conveying vehicle guide rail; the main combustion chamber is communicated with the secondary combustion chamber through a fire return port, the lower exhaust flue is built by first-level clay refractory bricks and is located underground 2-2.5 meters away from the ground, the lower exhaust flue is communicated with the main combustion chamber and the secondary combustion chamber, tail gas generated after remains are cremated enters the secondary combustion chamber through the fire return port to be fully combusted secondarily, and the fully combusted tail gas is discharged through the lower exhaust flue.

The guide rail of the remains conveying vehicle is controlled by a motor, so that the remains can be conveyed.

Preferably, the main burner is disposed above the interior of the main combustion chamber.

Preferably, the number of the fire returning ports is two or four, and the two or four fire returning ports are oppositely arranged on the left side and the right side of the main combustion chamber.

Preferably, the primary combustion chamber and the secondary combustion chamber are both constructed of primary clay refractory bricks or phosphate bricks.

Preferably, the upper air supply pipe and the lower air supply pipe are respectively connected with an air supply and oxygen supply device.

Preferably, the auxiliary burner is disposed above a side of the primary combustion chamber.

Preferably, the lower row of flues extends along the length of the primary combustion chamber.

Preferably, the thickness of the aluminum silicate heat-insulating layer is greater than that of the perlite heat-insulating layer, and the thickness of the perlite heat-insulating layer is greater than that of the concrete layer, so that a better heat-insulating effect is realized.

Preferably, the perlite heat insulation layer, the aluminum silicate heat insulation layer and the concrete layer are closely arranged between adjacent layer structures and have an arch shape similar to that of the prefabricated arch top of the main combustion chamber.

Preferably, an aluminum silicate heat-insulating layer is arranged between the secondary combustion chamber built by the first-class clay refractory bricks and the outer frame.

Most preferably, the lower row of chimneys is constructed of primary clay refractory bricks 2 meters underground from the ground. The depth can ensure that the heat radiation is greatly reduced, and the material cost and the labor cost of construction engineering are saved to the maximum extent.

According to the utility model provides a pair of lower smoke exhaust formula is chosen ash cremation machine, its relative prior art has following beneficial effect:

1) the space is saved: because the lower row of flues is built under the ground with the depth of 2 meters, the lower row of flues is not influenced by the space of a cremation workshop and does not occupy the places of the cremation workshop and other matched functional rooms.

2) Safe and beautiful: after the built lower exhaust flue is decorated on the ground, the lower exhaust flue cannot be seen visually, operators cannot directly contact the lower exhaust flue, thermal radiation scalding cannot be generated, and attractiveness of a cremation workshop is not influenced.

3) The service life is long: because what this lower smoke exhaust formula ash picking cremation machine adopted is that one-level clay firebrick builds in two meters deep underground, when high temperature dusty gas passed through lower discharge flue, compares the last row's cigarette of steel material preparation, and more high temperature resistant corrosion-resistant scouring-resistant, life is longer.

4) The maintenance is convenient: after the lower exhaust flue is adopted, the cleaning and maintenance of accumulated dust are carried out without high-altitude operation.

Drawings

FIG. 1 is a cross-sectional view from a first perspective of a lower fume extractor cremator according to the present invention;

FIG. 2 is a cross-sectional view of the lower fume extractor of FIG. 1 from a second perspective;

fig. 3 is a sectional view of the lower exhaust type ash cremator shown in fig. 1 from a third perspective.

Detailed Description

The present invention will be further described with reference to the following specific embodiments. It should be understood that the following examples are illustrative of the present invention only and are not intended to limit the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1, 2 and 3, a lower smoke-discharging type ash-picking cremator according to a preferred embodiment of the present invention comprises: an outer frame 1 of the external outline of the whole cremator is provided, and a perlite heat-insulating layer 2, an aluminum silicate heat-insulating layer 3 and a concrete layer 4 are sequentially arranged at the top in the outer frame 1 from top to bottom. A main combustion chamber prefabricated member vault 5 is arranged below the concrete layer 4, a main combustion chamber 10 built by first-level clay refractory bricks 12 is arranged below the main combustion chamber prefabricated member vault 5, and an upper air supply pipe 6 and a lower air supply pipe 9 are respectively arranged on two sides of the main combustion chamber 10. Two sides of the main combustion chamber 10 are provided with a secondary combustion chamber 13 built by first-level clay refractory bricks 12, two side walls of the main combustion chamber 10 are also respectively provided with a fire return port 11 which runs through, and the communication between the main combustion chamber 10 and the secondary combustion chamber 13 is realized through the fire return ports 11.

The top in the main combustion chamber 10 is equipped with main burner 8, and a lateral wall top of main combustion chamber 10 is equipped with supplementary combustor 7, and is different from the dull and stereotyped cremator, and the below of main combustion chamber 10 is equipped with remains transport vechicle guide rail 14, and the below of this remains transport vechicle guide rail 14 is equipped with lower row flue prefab vault 15, and the both sides and the bottom of lower row flue prefab vault 15 are equipped with the lower row flue 16 of adopting one-level clay fire-resistant masonry, and this lower row flue 16 is located 2 meters underground apart from the ground.

Wherein, the perlite heat preservation layer 2, the aluminum silicate heat preservation layer 3 and the concrete layer 4 jointly provide heat preservation effect, and the heat radiation scald is avoided.

The two fire return ports 11 are oppositely arranged on the left side and the right side of the main combustion chamber 10 and are arranged below the upper air supply pipe 6 and the lower air supply pipe 9. According to another preferred embodiment of the present invention, the number of the fire returning ports 11 is four, and the two sides of the main combustion chamber 10 are oppositely disposed, so as to further increase the communication effect and promote the secondary combustion of the tail gas.

The upper air supply pipe 6 and the lower air supply pipe 9 are respectively connected with an air supply oxygen supply valve 17.

The outer frame 1 is preferably composed of # 5 angle steel.

According to the preferred embodiment, the working process of the lower smoke-discharging type ash-picking cremator is as follows, as shown in fig. 3:

after the remains that will need to be cremated are carried to main combustion chamber 10 through remains delivery wagon guide rail 14, light main burner 8 and carry out cremation work, open the upper portion air feed pipe 6 and the lower part air feed pipe 9 of main combustion chamber 10 both sides simultaneously, supply air oxygen suppliment operation, then open auxiliary burner 7, so that the temperature in main combustion chamber 10 rises to more than 800 ℃, the tail gas that produces after the remains cremation in main combustion chamber 10 gets into secondary combustion chamber 13 through returning burner 11 and carries out the abundant burning of secondary, then the tail gas after the abundant burning gets into purification treatment on next step through lower exhaust flue 16.

What has been described above is only the preferred embodiment of the present invention, not for limiting the scope of the present invention, but various changes can be made to the above-mentioned embodiment of the present invention. All the simple and equivalent changes and modifications made according to the claims and the content of the specification of the present invention fall within the scope of the claims of the present invention. The present invention is not described in detail in the conventional technical content.

Claims (10)

1. The utility model provides a lower smoke exhaust formula ash-picking cremation machine which characterized in that includes: the device comprises an outer frame, a perlite heat-insulating layer, an aluminum silicate heat-insulating layer, a concrete layer and a main combustion chamber prefabricated member vault which are sequentially arranged at the top in the outer frame from top to bottom, a main combustion chamber positioned below the main combustion chamber prefabricated member vault, an upper air supply pipe and a lower air supply pipe which are respectively arranged in two side walls of the main combustion chamber, fire return ports respectively arranged on the two side walls of the main combustion chamber, secondary combustion chambers respectively arranged at two sides of the main combustion chamber, a main burner arranged in the main combustion chamber, an auxiliary burner arranged at one side of the main combustion chamber, a remains conveying vehicle guide rail arranged below the main combustion chamber, and a lower flue prefabricated member vault and a lower flue arranged below the remains conveying vehicle guide rail; the main combustion chamber is communicated with the secondary combustion chamber through a fire return port, the lower exhaust flue is built by first-level clay refractory bricks and is located underground 2-2.5 meters away from the ground, the lower exhaust flue is communicated with the main combustion chamber and the secondary combustion chamber, tail gas generated after remains are cremated enters the secondary combustion chamber through the fire return port to be fully combusted secondarily, and the fully combusted tail gas is discharged through the lower exhaust flue.

2. The under-smoking ash picking cremator according to claim 1, wherein the main burner is disposed above the interior of the main combustion chamber.

3. The under-smoking ash picking cremator according to claim 1, wherein the number of the back fire ports is two or four, and the back fire ports are disposed opposite to each other on the left and right sides of the main combustion chamber.

4. The under-smoking ash picking cremator according to claim 1, wherein the primary and secondary combustion chambers are each constructed of primary clay refractory bricks or phosphate bricks.

5. The under-smoking ash picking cremator according to claim 1, wherein the upper and lower air supply pipes are connected to an air supply and oxygen supply device, respectively.

6. The under-smoking ash picking cremator according to claim 1, wherein the auxiliary burner is disposed above the side of the primary combustion chamber.

7. The under-smoke type ash picking cremator according to claim 1, wherein the fire return port is provided below the upper and lower air supply ducts.

8. The under-venting ash cremator of claim 1, wherein the under-venting flue extends along the length of the primary combustion chamber.

9. The under-smoking ash picking cremator according to claim 1, wherein the aluminum silicate insulation layer has a thickness greater than that of the perlite insulation layer, which is greater than that of the concrete layer.

10. The under-exhausting type ash-picking cremator according to claim 4, wherein an aluminum silicate heat-insulating layer is further provided between the secondary combustion chamber constructed by the first-class clay refractories and the outer frame.

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