CN216521681U - Slag dredging device of energy-saving incinerator - Google Patents
Slag dredging device of energy-saving incinerator Download PDFInfo
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- CN216521681U CN216521681U CN202123322721.9U CN202123322721U CN216521681U CN 216521681 U CN216521681 U CN 216521681U CN 202123322721 U CN202123322721 U CN 202123322721U CN 216521681 U CN216521681 U CN 216521681U
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- rotating shaft
- ratchet sleeve
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Abstract
The utility model discloses a slag dredging device of an energy-saving incinerator, which comprises a movable grate group (1) arranged on a hearth, wherein a rotating shaft (2) is arranged at the ash outlet end of the movable grate group (1), a transition plate (21) and a transition grate (22) are arranged between the movable grate group (1) and the rotating shaft (2), and the rotating shaft (2) is communicated with an air inlet pipe (31) and an air outlet pipe (32); the ratchet sleeve (4) is sleeved on the outer side of the rotating shaft (2). The utility model is provided with the transition plate and the transition grate which are hinged, and the air inlet pipe and the ratchet sleeve are arranged on the rotating shaft, thereby not only preheating the air inlet temperature, but also assisting in evacuating and discharging the furnace dust, improving the use efficiency of the incinerator, and having simple and compact structure.
Description
Technical Field
The utility model relates to the technical field of incinerator manufacturing, in particular to a slag dredging device of an energy-saving incinerator.
Background
The garbage incinerator is internally connected with an air inlet pipe for providing combustion-supporting air for an incinerator combustion hearth, in the prior art, air directly enters an ash bucket through an exhaust pipe and then vertically circulates upwards, and enters the boiler combustion hearth through a gap between a fixed row and a movable row, the temperature difference between the input air and the air of a combustion chamber is large in the process, and the influence on the stability of the combustion temperature in the incinerator is large; in addition, only the roller is arranged at the ash discharging position of the movable discharge to assist in discharging the furnace ash, and the furnace ash is scattered and falls off due to the large fall between the movable discharge and the roller and is easy to fall into a gap (such as the lower position of the movable discharge) in the operation of equipment and form accumulation, so that unsmooth ash discharging of the incinerator is easily caused over time, and the use efficiency of the incinerator is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a slag dredging device of an energy-saving incinerator, which can not only preheat the air inlet temperature, but also assist in evacuating and discharging the ash.
The technical scheme of the utility model is as follows:
an energy-saving incinerator slag dredging device comprises a movable grate group arranged on a hearth, wherein a rotating shaft connected and fixed with the hearth is arranged at the ash discharging end of the movable grate group, a first support and a second support which are fixedly arranged on the inner wall of a boiler are sequentially arranged between the movable grate group and the rotating shaft along the ash discharging direction, a transition plate is hinged on the first support, a notch is arranged on one side of the transition plate, a transition grate is arranged at the notch, a rotating pin penetrates through the transition grate and the transition plate, the penetrating end of the rotating pin is inserted into the second support, the transition grate and the transition plate are simultaneously hinged on the second support, one side of the transition plate is overlapped with the upper end face of the movable grate group, and the corresponding position of the other side is overlapped on the upper end face of the transition grate; the middle part of the rotating shaft is of a hollow structure, one end of the rotating shaft is communicated with an air inlet pipe, and the other end of the rotating shaft is communicated with an air outlet pipe communicated with the combustion chamber; the outer side of the rotating shaft is sleeved with a ratchet sleeve, two ash guide cones are respectively arranged at positions, corresponding to the two ends of the ratchet sleeve, on the rotating shaft, and the non-hinged end of the transition grate is lapped on the outer side wall of the ratchet sleeve.
By adopting the structure, the ratchet sleeve is arranged on the rotating shaft, the furnace ash moved out by the movable row group moves to the ratchet sleeve and is kept in the tooth grooves of the ratchet sleeve in batches, the temperature of the furnace ash is transferred to the ratchet sleeve and is transferred to the air input by the air inlet pipe through the heat of the rotating shaft, the air inlet temperature of the combustion chamber is improved by utilizing the waste heat of the furnace ash, the heat loss in the incinerator is reduced, and the stability of the combustion temperature can be ensured; in the process, the transition plate and the transition grate shield the gap between the movable grate group and the rotating shaft and can assist in discharging the furnace ash, the hinged transition grate is overlapped with the outer side wall of the ratchet sleeve, the non-hinged end of the transition grate swings up and down along with the rotation of the ratchet sleeve, the furnace ash is favorably shaken and dispersed to be fully combusted, the accumulation of the furnace ash is avoided, the furnace ash is favorably discharged, the transition plate is also hinged on the first support, so the swinging of the transition grate drives the transition plate which is simultaneously hinged on the second support to also generate small-amplitude abdicating movement, the transition plate forms rhythmic angle change at the overlapping position with the movable grate group, the position when the angle is larger, the transition plate forms a scraping effect at the upper end face of the movable grate group, the furnace ash on the movable grate group can be prevented from being attached and accumulated, and the furnace ash discharging efficiency is improved, simple and compact structure and good use effect.
In order to simplify the structure and facilitate installation, the transition grate preferably comprises a straight section, an extension section which extends obliquely downwards is arranged on one side of the straight section, a section of arc surface is arranged at the lower end of the extending end of the extension section, a fillet structure is arranged between the arc surface and the extension section, and the straight section, the extension section, the arc surface and the fillet structure jointly form a structure with a pawl-shaped section.
In order to limit the rotating shaft and prevent ash leakage in a reverse rotation mode, preferably, the ratchet sleeve is uniformly provided with six gear teeth in the circumferential direction, the tooth tops of the gear teeth are provided with grooves with concave groove bottoms, when the rotating shaft rotates clockwise, the arc surfaces of the transition fire grates are in lap joint with the groove walls of the grooves, and when the rotating shaft rotates anticlockwise, the fillet structures of the transition fire grates are abutted to the groove walls of the grooves at corresponding positions, so that the rotating shaft is prevented from being reversed.
In order to prevent dust accumulation in the ratchet sleeve and facilitate the abutting and limiting between the transition grate and the ratchet sleeve, preferably, a ratchet pressing plate is screwed in a tooth groove of the ratchet sleeve.
In order to simplify the structure and meet the requirement of swinging abdication, preferably, the upper end wall of the notch on the transition plate is lapped on the upper end surface of the straight section.
Has the advantages that: the utility model is provided with the transition plate and the transition grate which are hinged, and the air inlet pipe and the ratchet sleeve are arranged on the rotating shaft, thereby not only preheating the inlet air temperature, but also assisting in evacuating and discharging the furnace dust, improving the use efficiency of the incinerator, and having simple and compact structure.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of the installation structure of the transition plate and the transition grate.
FIG. 4 is a schematic view of the installation structure of the rotating shaft and the dust deposition cone.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1, 2, 3 and 4, the present invention includes a moving grate assembly 1 provided on a hearth, a rotating shaft 2 connected and fixed with a furnace bed is arranged at the ash discharging end of the movable grate group 1, a first bracket 11 and a second bracket 12 which are fixedly arranged on the inner wall of the boiler are sequentially arranged between the movable grate group 1 and the rotating shaft 2 along the ash discharging direction, a transition plate 21 is hinged on the first support 11, one side of the transition plate 21 is provided with a gap, the position of the gap is provided with a transition grate 22, the transition grate 22 comprises a straight section 221, an extension section 222 extending obliquely downwards is arranged on one side of the straight section 221, a section of arc surface 223 is arranged at the lower end of the extending end of the extension section 222, a fillet structure is arranged between the arc surface 223 and the extension section 222, and the straight section 221, the extension section 222, the arc surface 223 and the fillet structure together form a structure with a ratchet-shaped section.
A rotating pin 121 is arranged between the transition grate 22 and the transition plate 21 in a penetrating manner, the penetrating end of the rotating pin 121 is inserted into the second support 12, so that the transition grate 22 and the transition plate 21 are hinged to the second support 12 at the same time, one side of the transition plate 21 is lapped with the upper end face of the movable row group 1, and the upper end wall of the gap position arranged at the other side is lapped on the upper end face of the straight section 221.
The middle part of the rotating shaft 2 is of a hollow structure, one end of the rotating shaft 2 is communicated with an air inlet pipe 31, and the other end of the rotating shaft is communicated with an air outlet pipe 32 communicated with a combustion chamber;
the ratchet sleeve 4 is sleeved on the outer side of the rotating shaft 2, the two ends of the rotating shaft 2 corresponding to the ratchet sleeve 4 are respectively provided with an ash guiding cone 41, and the non-hinged end of the transition grate 22 is lapped on the outer side wall of the ratchet sleeve 4; the ratchet sleeve 4 is uniformly provided with six gear teeth along the circumferential direction, the tooth tops of the gear teeth are provided with grooves with concave groove bottoms, when the rotating shaft 2 rotates clockwise, the arc surface of the transition grate 22 is lapped with the groove walls of the grooves, and when the rotating shaft 2 rotates anticlockwise, the fillet structure of the transition grate 22 is abutted against the groove walls at the corresponding positions of the grooves, so that the rotating shaft 2 is prevented from reversing; a ratchet pressure plate 42 is screwed in the tooth grooves of the ratchet sleeve 4.
The using method of the utility model is as follows:
as shown in fig. 1 to 4, a ratchet sleeve 4 is provided on a rotating shaft 2, the ashes removed from a moving grate 1 are moved to the ratchet sleeve 4 and are placed in tooth grooves of the ratchet sleeve 4 in batches, the temperature of the ashes is transferred to the ratchet sleeve 4 and transferred to the air input from an air inlet pipe 31 through the rotating shaft 2, the intake temperature of a combustion chamber is raised by using the residual heat of the ashes, the heat loss in an incinerator is reduced, and the stability of the combustion temperature can be ensured.
In the process, the transition plate 21 and the transition grate 22 shield the gap between the movable grate group 1 and the rotating shaft 2 and can assist in discharging furnace ash, the hinged transition grate 22 is overlapped with the outer side wall of the ratchet sleeve 4, the non-hinged end of the transition grate 22 swings up and down along with the rotation of the ratchet sleeve 4, namely, when the ratchet sleeve 4 rotates, the circular arc surface 223 swings along with the shapes of the tooth socket and the groove position of the tooth top, so that the furnace ash is favorably dispersed and can be fully combusted, the accumulation of the furnace ash is avoided, the furnace ash is favorably discharged, and meanwhile, the ratchet pressing plate 42 is screwed in the tooth socket, so that the depth of the tooth socket is shallow, the accumulation of the furnace ash is reduced, and the disassembly, assembly and cleaning are convenient; in addition, the conical surface of the ash guiding cone 4 also guides the furnace ash to gather towards the middle part of the ratchet sleeve 4 in the moving process, so that the furnace ash is prevented from leaking outwards.
Because the transition plate 21 is also hinged on the first support 11, the hinged end of the transition grate 22 is located at the notch position of the transition plate 21, and the upper end wall of the notch position is lapped on the upper end surface of the straight section 221, thereby, in addition to preventing the furnace dust from leaking, the swinging of the transition grate 22 drives the transition plate 21 hinged on the second support 12 to also generate small-amplitude abdicating movement, and the transition plate 21 forms rhythmic angle change at the lapping position with the movable grate group 1, when the angle is larger, namely the position of the maximum displacement position of the counterclockwise swinging of the transition plate 21, the transition plate 21 forms the scraping effect on the upper end surface of the movable grate group 1, and forms interval type scraping action along with the continuous swinging, the furnace dust on the movable grate group 1 can be prevented from attaching, the efficiency of discharging the furnace dust is improved, the structure is simple and compact, and the using effect is good.
Claims (5)
1. The utility model provides an energy-conserving formula burns burning furnace and dredges sediment device, includes that the last group (1) of moving that sets up of hearth, its characterized in that: a rotating shaft (2) fixedly connected with a furnace bed is arranged at the ash outlet end of the movable grate group (1), a first bracket (11) and a second bracket (12) which are fixedly arranged on the inner wall of the boiler are sequentially arranged between the movable row group (1) and the rotating shaft (2) along the ash discharging direction, a transition plate (21) is hinged on the first bracket (11), one side of the transition plate (21) is provided with a gap, a transition grate (22) is arranged at the position of the gap, a rotating pin (121) is arranged between the transition grate (22) and the transition plate (21) in a penetrating way, the penetrating end of the rotating pin (121) is inserted on the second bracket (12) to ensure that the transition grate (22) and the transition plate (21) are simultaneously hinged on the second bracket (12), one side of the transition plate (21) is lapped with the upper end surface of the movable grate group (1), and the corresponding position of the other side is lapped on the upper end surface of the transition grate (22); the middle part of the rotating shaft (2) is of a hollow structure, one end of the rotating shaft (2) is communicated with an air inlet pipe (31), and the other end of the rotating shaft is communicated with an air outlet pipe (32) communicated with a combustion chamber; the outer side of the rotating shaft (2) is sleeved with a ratchet sleeve (4), two ash guide cones (41) are respectively arranged at positions, corresponding to the two ends of the ratchet sleeve (4), on the rotating shaft (2), and the non-hinged end of the transition grate (22) is lapped on the outer side wall of the ratchet sleeve (4).
2. The slag dredging device of the energy-saving incinerator according to claim 1, characterized in that: the transition grate (22) comprises a straight section (221), an extension section (222) extending downwards in an inclined mode is arranged on one side of the straight section (221), a section of arc surface (223) is arranged at the lower end of the extending end of the extension section (222), a fillet structure is arranged between the arc surface (223) and the extension section (222), and the straight section (221), the extension section (222), the arc surface (223) and the fillet structure jointly form a structure with a pawl-shaped cross section.
3. The slag dredging device of the energy-saving incinerator according to claim 1, characterized in that: the ratchet sleeve (4) is evenly equipped with six teeth of a cogwheel along the circumferencial direction the tooth top of the teeth of a cogwheel is equipped with the recessed recess of tank bottom, and when axis of rotation (2) clockwise rotated, the arc surface of transition grate (22) and the cell wall overlap joint of recess, when axis of rotation (2) anticlockwise rotated, the fillet structure of this transition grate (22) and the cell wall butt of recess corresponding position prevented that axis of rotation (2) from reversing.
4. The slag dredging device of the energy-saving incinerator according to claim 1, characterized in that: a ratchet pressing plate (42) is screwed in the tooth grooves of the ratchet sleeve (4).
5. The slag dredging device of the energy-saving incinerator according to claim 1, characterized in that: the upper end wall of the notch on the transition plate (21) is lapped on the upper end surface of the straight section (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322721.9U CN216521681U (en) | 2021-12-27 | 2021-12-27 | Slag dredging device of energy-saving incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322721.9U CN216521681U (en) | 2021-12-27 | 2021-12-27 | Slag dredging device of energy-saving incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216521681U true CN216521681U (en) | 2022-05-13 |
Family
ID=81505897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123322721.9U Active CN216521681U (en) | 2021-12-27 | 2021-12-27 | Slag dredging device of energy-saving incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216521681U (en) |
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2021
- 2021-12-27 CN CN202123322721.9U patent/CN216521681U/en active Active
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