CN210464042U - Furnace mouth feeding device - Google Patents
Furnace mouth feeding device Download PDFInfo
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- CN210464042U CN210464042U CN201921161662.1U CN201921161662U CN210464042U CN 210464042 U CN210464042 U CN 210464042U CN 201921161662 U CN201921161662 U CN 201921161662U CN 210464042 U CN210464042 U CN 210464042U
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- air inlet
- furnace mouth
- feeding device
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Abstract
The utility model relates to a stove cellar for storing things auxiliary assembly technical field provides a fire door feed arrangement, include: the air inlet device comprises a hollow body and an annular air duct, wherein the hollow body is used for being arranged at a furnace mouth; the side wall of the body is provided with at least one air inlet; the annular air duct is sleeved on the body, and the air outlet end of the annular air duct is communicated with the air inlet. The furnace mouth feeding device is arranged at the open furnace mouth of the furnace pit, so that the smoke overflow amount can be reduced, the smoke in the furnace is completely prevented from overflowing from the furnace mouth, and the quality of the air environment around the furnace mouth is improved; moreover, the furnace mouth feeding device can realize continuous feeding.
Description
Technical Field
The utility model relates to a stove cellar for storing things auxiliary assembly technical field, in particular to fire door feed arrangement.
Background
Many metallurgical furnaces and incinerators are provided with open feed inlets on the furnace top, and high-temperature flue gas in the furnaces easily overflows from the furnace mouth, so that the flue gas concentration around the furnace mouth is high, the air environment is very poor, and the post workers are extremely harmful to health.
The smoke overflow prevention measure is generally a closed feeding mode, such as spiral feeding, but the material must be small particles, and the spiral feeding method is not suitable for large blocks.
For large materials, a bin type closed feeding system is arranged, the equipment is complex, continuous feeding cannot be realized, and the feeding operation procedure is complicated.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of above-mentioned technical defect and application demand, this application provides a fire door feed arrangement, aims at solving the unable problem that realizes continuous feeding of current anti-overflow cigarette device.
(II) technical scheme
In order to solve the above problem, the utility model provides a fire door feed arrangement, include: the air inlet device comprises a hollow body and an annular air duct, wherein the hollow body is used for being arranged at a furnace mouth; the side wall of the body is provided with at least one air inlet; the annular air duct is sleeved on the body, and the air outlet end of the annular air duct is communicated with the air inlet.
The air outlet end of the annular air duct is communicated with the air inlet end of the annular flow guide channel, and the air outlet end of the annular flow guide channel is communicated with the air inlet.
The annular air duct is located above the air inlet, the air outlet end of the annular flow guide channel is close to the side wall of the body, and the air inlet end of the annular flow guide channel is far away from the side wall of the body.
The annular flow guide channel comprises two annular flow guide plates which are arranged in parallel and at intervals, and an included angle between each annular flow guide plate and the corresponding side wall is smaller than or equal to 45 degrees.
The body comprises a first body and a second body which are coaxial and vertically arranged, and the tail end of the first body is connected with the head end of the second body through a plurality of connecting pieces which are arranged at intervals.
Wherein the first body and the second body are both cylindrical in shape.
The air inlets are uniformly arranged along the circumferential direction of the body.
The air inlets are positioned on different heights of the body.
The air inlet end of the annular air duct is a spiral progressive air inlet end.
Wherein, the air inlet end of annular dryer is provided with the air-blower.
(III) advantageous effects
The utility model provides a furnace mouth feeding device, wherein a body is arranged at an open furnace mouth, a material inlet channel is formed inside the body, and when the material enters the furnace body through the body to be incinerated, the generated smoke can flow upwards; after the gas that air supply equipment provided got into annular dryer this moment, through the inside that is provided with a plurality of air intakes and gets into the body at the lateral wall of body, can form the air curtain in the inside of body, and gas can form decurrent air current along with the decline of material, and air curtain and decurrent air current can effectively reduce or prevent that the interior flue gas of stove from spilling over from the body. The furnace mouth feeding device is arranged at the open furnace mouth of the furnace pit, so that the smoke overflow amount can be reduced, the smoke in the furnace is completely prevented from overflowing from the furnace mouth, and the quality of the air environment around the furnace mouth is improved; moreover, the furnace mouth feeding device can realize continuous feeding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 front view of a furnace mouth feeding device provided by an embodiment of the present invention;
FIG. 2 is a top view of a furnace mouth feeding device provided by the embodiment of the present invention;
FIG. 3 is a sectional view of a furnace mouth feeding device provided by the embodiment of the invention;
wherein, 1, a body; 11. an air inlet; 12. a connecting member; 2. an annular flow guide channel; 3. an annular air duct; 31. the air inlet end of the annular air duct.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Fig. 1 is a front view of a furnace mouth feeding device provided by the embodiment of the present invention, as shown in fig. 1, the embodiment of the present invention provides a furnace mouth feeding device, including: the furnace comprises a hollow body 1 for being mounted at a furnace mouth and an annular air duct 3 provided with an air inlet end; the side wall of the body 1 is provided with at least one air inlet 11; the body 1 is located to annular dryer 3 cover, and the air-out end and the air intake 11 of annular dryer 3 are linked together.
It should be noted that the cross-sectional shape of the body 1 may be rectangular, square or circular. Correspondingly, when the cross section of the body 1 is rectangular, the cross section of the annular air duct 3 is rectangular; when the cross section of the body 1 is square, the cross section of the annular air duct 3 is square; when the cross section of the body 1 is circular, the cross section of the annular air duct 3 is circular. And the inner diameter of the annular wind barrel 3 is larger than the outer diameter of the body 1. In the embodiment of the present invention, the body 1 is cylindrical, the annular air duct 3 is circular, and the air inlet 11 is circular.
In the embodiment of the utility model, the body 1 is arranged at the open furnace mouth, the material inlet channel is formed inside the body 1, and when the material enters the furnace body through the body 1 to be incinerated, the generated smoke can flow upwards; after the gas that air supply equipment provided got into annular dryer 3 this moment, through be provided with the inside that a plurality of air intakes 11 got into body 1 at the lateral wall of body 1, can form the air curtain in the inside of body 1, and gas can form decurrent air current along with the decline of material, and air curtain and decurrent air current can effectively reduce or prevent that the interior flue gas of stove from spilling over from body 1. The furnace mouth feeding device is arranged at the open furnace mouth of the furnace pit, so that the smoke overflow amount can be reduced, the smoke in the furnace is completely prevented from overflowing from the furnace mouth, and the quality of the air environment around the furnace mouth is improved; moreover, the furnace mouth feeding device can realize continuous feeding.
On the basis of the above embodiment, the embodiment of the utility model provides a fire door feed arrangement still locates body 1's annular water conservancy diversion passageway 2 including the cover, and annular dryer 3's air-out end communicates with annular water conservancy diversion passageway 2's air inlet end mutually, and annular water conservancy diversion passageway 2's air-out end is linked together with air intake 11.
In the embodiment of the utility model, when the material enters the furnace body through the body 1 for burning operation, the generated smoke can flow upwards; at this moment, after the gas provided by the gas supply device enters the annular air duct 3, the gas enters the annular flow guide channel 2 connected with the annular air duct, finally enters the body 1 through the plurality of air inlets 11 arranged on the side wall of the body 1, a gas curtain can be formed in the body 1, the gas can form a downward gas flow along with the reduction of the material, and the gas curtain and the downward gas flow can effectively reduce or prevent the smoke in the furnace from overflowing from the body 1. Through setting up annular water conservancy diversion passageway 2 can effectively improve the gas strength who gets into the inside of body 1, even make the gas curtain prevent that the effect that the interior flue gas of stove from spilling over from body 1 is better.
It should be noted that the air outlet end of the annular air duct 3 can be multiple, and multiple air outlet ends are arranged on the annular air duct 3, so that the air enters the annular diversion channel 2 in an injection shape, and the strength of the air entering the annular diversion channel 2 is improved.
On the basis of the above embodiment, the annular air duct 3 is located above the air inlet 11, the air outlet end of the annular flow guide channel 2 is arranged close to the side wall of the body 1, and the air inlet end of the annular flow guide channel 2 is arranged far away from the side wall of the body 1.
In the embodiment of the present invention, the air outlet end of the annular diversion channel 2 is disposed near the side wall of the body 1 and is communicated with the plurality of air inlets 11; the lateral wall that body 1 was kept away from to the air inlet end of annular water conservancy diversion passageway 2 arranges, and the air inlet end of annular water conservancy diversion passageway 2 extends annular dryer 3 outwards along the diameter direction of body 1 promptly, and the air inlet end of annular water conservancy diversion passageway 2 communicates mutually with a plurality of air-out ends that set up on the annular dryer 3.
On the basis of the above embodiment, the annular flow guide channel 2 comprises two parallel annular flow guide plates arranged at intervals, and an included angle between the annular flow guide plates and the side wall of the body 1 is less than or equal to 45 °.
In the embodiment of the utility model, the interval between two annular guide plates is greater than the diameter of air intake.
On the basis of the above-described embodiment, the plurality of air inlets 11 are uniformly arranged along the circumferential direction of the body 1.
In the embodiment of the present invention, the plurality of air inlets 11 are uniformly arranged along the circumference of the body 1, and the plurality of air inlets 11 are located at the same height. The forming speed of the air curtain is accelerated by arranging a plurality of air inlets 11 at the same height.
On the basis of the above-described embodiment, the plurality of air inlets 11 are located at different heights of the body 1.
In the embodiment of the present invention, for example, at a height of 1000mm, a plurality of air inlets 11 are uniformly arranged along the circumferential direction of the body 1 to form a first air curtain layer; at a height of 1100mm, a plurality of air inlets 11 are provided uniformly along the circumference of the body 1 to form a second air curtain layer. Through forming a plurality of gas curtain layers that are located different heights to reach the mesh that prevents the flue gas in the stove from overflowing from the fire door completely.
On the basis of the above embodiment, as shown in fig. 2, the air inlet end 31 of the annular air duct is a spiral progressive air inlet end.
In the embodiment of the utility model provides an in, the air inlet end 31 of annular dryer is provided with the air-blower, and the gaseous inside that gets into annular dryer 3 through the progressive type air inlet end of spiral that the air-blower produced. The flow velocity of gas can be improved by arranging the spiral progressive air inlet end.
On the basis of the above embodiment, as shown in fig. 3, the main body 1 of the furnace mouth feeding device provided by the embodiment of the present invention is different from the main body 1 of the above embodiment, and other components are completely the same.
The body 1 comprises a first body and a second body which are coaxial and vertically arranged, and the tail end of the first body is connected with the head end of the second body through a plurality of connecting pieces 12 which are arranged at intervals.
In an embodiment of the present invention, the first body and the second body are both in a cylindrical shape. The trailing end of the first body and the leading end of the second body are connected by a plurality of spaced apart connectors 12. The air inlet 11 is formed by the gap between two adjacent connecting pieces 12.
According to the furnace mouth feeding device provided by the embodiment of the utility model, when materials enter the furnace body through the body 1 to be incinerated, the generated smoke gas flows upwards; the gaseous back that gets into annular dryer 3 through the progressive type air inlet end of spiral that this moment the air-blower produced, reentrant annular water conservancy diversion passageway 2 that links to each other with it, at last reentrant a plurality of air intakes 11 that are located not co-altitude that set up at the lateral wall of body 1 get into the inside of body 1 again, can form a plurality of air curtain layers that are located not co-altitude in the inside of body 1, and gas can form decurrent air current along with the decline of material, a plurality of air curtain layers and decurrent air current can effectively reduce or prevent that the interior flue gas of stove from spilling over from body 1. The furnace mouth feeding device is arranged at the open furnace mouth of the furnace pit, so that the smoke overflow amount can be reduced, the smoke in the furnace can be completely prevented from overflowing from the furnace mouth, and the ambient air environment quality of the furnace mouth can be improved.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A fire door feed arrangement, comprising: the air inlet device comprises a hollow body and an annular air duct, wherein the hollow body is used for being arranged at a furnace mouth; the side wall of the body is provided with at least one air inlet; the annular air duct is sleeved on the body, and the air outlet end of the annular air duct is communicated with the air inlet.
2. The furnace mouth feeding device according to claim 1, further comprising an annular flow guide channel sleeved on the body, wherein an air outlet end of the annular air duct is communicated with an air inlet end of the annular flow guide channel, and an air outlet end of the annular flow guide channel is communicated with the air inlet.
3. The furnace mouth feeding device according to claim 2, wherein the annular air duct is located above the air inlet, an air outlet end of the annular diversion channel is arranged close to the side wall of the body, and an air inlet end of the annular diversion channel is arranged far away from the side wall of the body.
4. The fire door feed device of claim 3, wherein the annular deflector channel comprises two parallel annular deflectors arranged at intervals, and an included angle between the annular deflectors and the side wall is less than or equal to 45 °.
5. The fire door feed device according to claim 1, wherein the body comprises a first body and a second body which are coaxially and vertically arranged, and a tail end of the first body and a head end of the second body are connected by a plurality of connecting pieces which are arranged at intervals.
6. The snout feed device of claim 5 wherein the first body and the second body are both cylindrical in shape.
7. The fire door feeding device according to claim 1, wherein a plurality of the air inlets are uniformly arranged along a circumferential direction of the body.
8. The fire door feed arrangement of claim 7, wherein a plurality of said air intakes are located at different heights of said body.
9. The fire door feeding device of claim 1, wherein the air inlet end of the annular air duct is a spiral progressive air inlet end.
10. The fire door feeding device of claim 9, wherein the air inlet end of the annular air duct is provided with a blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921161662.1U CN210464042U (en) | 2019-07-23 | 2019-07-23 | Furnace mouth feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921161662.1U CN210464042U (en) | 2019-07-23 | 2019-07-23 | Furnace mouth feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210464042U true CN210464042U (en) | 2020-05-05 |
Family
ID=70446986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921161662.1U Active CN210464042U (en) | 2019-07-23 | 2019-07-23 | Furnace mouth feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210464042U (en) |
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2019
- 2019-07-23 CN CN201921161662.1U patent/CN210464042U/en active Active
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