CN220363958U - Coal-fired slag discharging device of thermal power plant - Google Patents
Coal-fired slag discharging device of thermal power plant Download PDFInfo
- Publication number
- CN220363958U CN220363958U CN202323378007.0U CN202323378007U CN220363958U CN 220363958 U CN220363958 U CN 220363958U CN 202323378007 U CN202323378007 U CN 202323378007U CN 220363958 U CN220363958 U CN 220363958U
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- conveying
- coal
- power plant
- driving
- thermal power
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- 239000002893 slag Substances 0.000 title claims abstract description 20
- 238000007599 discharging Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims description 7
- 239000013049 sediment Substances 0.000 claims description 2
- 239000003818 cinder Substances 0.000 abstract description 15
- 239000003245 coal Substances 0.000 abstract description 9
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
Landscapes
- Pusher Or Impeller Conveyors (AREA)
Abstract
The utility model relates to the technical field of coal cinder cleaning equipment, in particular to a coal-fired slag discharging device of a thermal power plant, which comprises a conveying frame, a driving tooth rotatably arranged on the left side of the conveying frame, a driven tooth rotatably arranged on the right side of the conveying frame, a first motor for driving the driving tooth to rotate, a conveying belt meshed with the driving tooth and the driven tooth, a funnel arranged on the left side of the conveying frame, and a plurality of conveying plates arranged on the conveying belt, wherein the funnel is positioned above the conveying belt. When the cinder falls to the conveyer belt, the brush is arranged on one side of the movable rod, which is close to the conveyer belt, and cinder on the surface of the conveyer belt can be shaken off and brushed off, so that cinder clamped on the conveyer belt is reduced, and the cinder is prevented from blocking the conveyer belt.
Description
Technical Field
The utility model relates to the technical field of cinder cleaning equipment, in particular to a coal-fired deslagging device of a thermal power plant.
Background
The coal is used as fuel for generating electricity in the thermal power plant, coal slag generated by coal combustion needs to be discharged from a boiler in time through slag discharge conveying equipment, an existing slag discharge device is a roller type scraper chain for a coal slag conveyor, which is disclosed in Chinese patent publication No. CN102774604A, and comprises rollers, inner chain pieces, outer chain pieces, pin shafts, scrapers and positioning shafts, wherein the pin shafts sequentially pass through the outer chain pieces, the inner chain pieces, the rollers, the inner chain pieces and the outer chain pieces, the chain is a double-row chain, and the scrapers are fixedly arranged on the inner side outer chain pieces between the two rows of chains through the positioning shafts; the roller consists of a roller body and a roller convex edge, wherein the outer diameter of the roller convex edge is larger than that of the roller body, the roller convex edge is positioned at one side of the roller body, and the roller forms a roller with a rim at one side; the rollers can be arranged on the guide rail to run. When in actual use, the coal cinder just discharged is high in temperature (about 90 ℃), weak in alkalinity and strong in adhesiveness, and long-term uncleanness can be blocked in gaps between the inner chain piece and the outer chain piece, so that abrasion of the inner chain piece and the outer chain piece is increased, and the service life of the chain plate is influenced.
Disclosure of Invention
Therefore, the utility model provides the coal-fired slag discharging device of the thermal power plant, which can timely clean the coal slag attached to the conveyor belt and prevent the conveyor belt from being blocked by the coal slag.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the coal-fired slag discharging device of the thermal power plant comprises a conveying frame, a driving tooth rotatably arranged on the left side of the conveying frame, a driven tooth rotatably arranged on the right side of the conveying frame, a first motor for driving the driving tooth to rotate, a conveying belt meshed with the driving tooth and the driven tooth, a hopper arranged on the left side of the conveying frame, and a plurality of conveying plates arranged on the conveying belt;
the funnel is positioned above the conveyor belt;
the conveying frame is characterized in that an ash removal device is arranged at the top of the conveying frame and comprises a concave plate arranged on the conveying frame, a mounting frame arranged on the concave plate, a guide sleeve arranged on the front end face of the mounting frame, a moving rod arranged in the guide sleeve in a sliding mode, a bottom plate arranged on one side of the moving rod close to the concave plate, a plurality of brushes arranged on one side of the bottom plate close to the conveying belt and a driving mechanism used for driving the moving rod to move up and down.
Further, the driving mechanism comprises a half gear rotatably arranged on the mounting frame, a second motor for driving the half gear to rotate, a rack arranged at the position, close to the half gear, of the moving rod, and a spring arranged between the top of the mounting frame and the moving rod, and the rack is meshed with the half gear.
Further, a pinch roller close to the hairbrush is arranged on the conveying frame, and the pinch roller is attached to the conveying belt.
Further, the conveyer belt includes a plurality of first articulated blocks, locates the second articulated blocks between the first articulated blocks, first articulated block left side is equipped with left extension, the interval sets up between the left extension, left extension keeps away from first articulated block position and is equipped with left perforation, first articulated block right side is equipped with right extension, right extension is located left extension interval position, be equipped with right perforation on the right extension, left perforation centre of a circle position is the same to first articulated block distance to right perforation centre of a circle position.
Further, the material conveying plate and the second hinging block are arranged at 90 degrees.
Further, a conveying device is arranged below the conveying belt.
By adopting the technical scheme, the utility model has the beneficial effects that:
this coal-fired sediment device of thermal power plant, through ash removal device's setting, wherein the coal cinder falls behind the conveyer belt, because the conveyer belt is slope setting, when the conveyer belt is in slope bottom surface position, partial cinder card is on the gap on the conveyer belt, when ash removal device, actuating mechanism drives the movable rod and moves downwards, the movable rod will keep away from the conveyer belt, reach limit distance back, actuating mechanism drives the movable rod and then reverse movement, the movable rod moves towards the conveyer belt, strike conveyer belt surface, movable rod is close to conveyer belt one side has the brush simultaneously, can shake off the cinder on conveyer belt surface and brush away, when the conveyer plate is close to the movable rod, actuating mechanism drives the movable rod and keeps away from the conveyer belt, reciprocating motion, can reduce the cinder of clamping on the conveyer belt, the cinder has stronger adhesion, can block in the link joint gap, will influence link joint life's technical problem.
Drawings
FIG. 1 is a schematic diagram of the coal-fired slag discharging device (without a conveying device) of the thermal power plant.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is a schematic front view of the drive mechanism.
Fig. 4 is a schematic view of a partial structure of the conveyor belt.
Fig. 5 is a schematic view of a conveyor belt in a partially exploded condition.
FIG. 6 is a schematic diagram of a partial structure of the coal-fired slag discharging device (without a conveying device) of the thermal power plant.
Fig. 7 is a schematic view of a structure in which a conveying device is provided below the conveyance.
Reference numerals in the drawings:
1. a funnel; 2. a material conveying plate; 3. a conveying device; 4. a carriage; 5. a drive tooth; 6. driven teeth; 7. a first motor; 8. a conveyor belt; 111. A concave plate; 112. a mounting frame; 113. a guide sleeve; 114. a moving rod; 115. a bottom plate; 116. a brush; 117. a half gear; 118. a second motor; 119. a rack; 120. a spring; 11a, pinch roller; 8a, a first hinge block; 8b, a second hinge block; 81. a left extension; 82. a left perforation; 83. a right extension; 84. a right perforation; 85. and (5) connecting a rod.
Detailed Description
The utility model will now be further described with reference to the drawings and detailed description.
Referring to fig. 1 to 7, the present embodiment provides a coal-fired slag discharging device for a thermal power plant, which comprises a conveying frame 4, a driving tooth 5 rotatably arranged on one side of the conveying frame 4, a driven tooth 6 rotatably arranged on the other side of the conveying frame 4, a first motor 7 for driving the driving tooth 5 to rotate, a conveying belt 8 meshed with the driving tooth 5 and the driven tooth 6, a hopper 1 arranged on the left side of the conveying frame 4, and a plurality of conveying plates 2 arranged on the conveying belt 8.
The hopper 1 is located above the conveyor belt 8.
The top of the conveying frame 4 is provided with an ash removing device, and the ash removing device comprises a concave plate 111 arranged on the conveying frame 4, a mounting frame 112 arranged on the concave plate 111, a guide sleeve 113 arranged on the front end face of the mounting frame 112, a moving rod 114 arranged in the guide sleeve 113 in a sliding manner, a bottom plate 115 arranged on one side of the moving rod 114 close to the concave plate 111, a plurality of brushes 116 arranged on one side of the bottom plate 115 close to the conveying belt 8 and a driving mechanism for driving the moving rod 114 to move up and down.
The driving mechanism comprises a half gear 117 rotatably arranged on the mounting frame 112, a second motor 118 for driving the half gear 117 to rotate, a rack 119 arranged on the position, close to the half gear 117, of the moving rod 114, and a spring 120 arranged between the top of the mounting frame 112 and the moving rod 114, wherein the rack 119 is meshed with the half gear 117.
Through the setting of actuating mechanism, when using, the second motor 118 drives half gear 117 rotation, half gear 117 drives movable rod 114 through meshing rack 119 and removes, after movable rod 114 reached and kept away from conveyer belt 8 extreme position, because half gear 117 rotates half back and do not contact with rack 119, under the effect of spring 120, movable rod 114 will be moved towards conveyer belt 8, behind conveyer plate 2 on the conveyer belt 8 was close to movable rod 114, half gear 117 rotated one round, will continue to contact with rack 119, drive movable rod 114 and leave conveyer belt 8, reciprocating motion, through controlling the rotational speed of second motor 118, can make movable rod 114 carry out reciprocal clearance to conveyer belt 8 cinder, can second motor 118 can be connected with external controller (not shown in the figure), the timing is cleared up to the cinder.
The pinch roller 11a close to the brush 116 is arranged on the conveying frame 4, the pinch roller 11a is attached to the conveying belt 8, and through the arrangement of the pinch roller 11a, after the moving rod 114 moves towards the conveying belt 8, the brush 116 of the moving rod 114 is contacted with the pinch roller 11a, so that the conveying belt 8 is prevented from falling off from the conveying frame 4 after being impacted.
The conveyer belt 8 comprises a plurality of first hinging blocks 8a and second hinging blocks 8b arranged among the first hinging blocks 8a, left extending parts 81 are arranged on the left side of the first hinging blocks 8a, left through holes 82 are formed in the left extending parts 81 at intervals, right extending parts 83 are formed in the right side of the first hinging blocks 8a and are positioned at intervals of the left extending parts 81, right through holes 84 are formed in the right extending parts 83, and the distance from the center of the left through holes 82 to the center of the first hinging blocks 8a is the same as the distance from the center of the right through holes 84 to the first hinging blocks 8 a; the first hinging block 8a and the second hinging block 8b have the same structure; a connecting rod 85 is arranged between the left through hole 82 on the second hinging block 8b and the right through hole 84 on the first hinging block 8a, and the driving teeth 5 and the driven teeth 6 can be inserted into the interval between the connecting rod 85 and the first hinging block 8 a; the material conveying plate 2 and the second hinging block 8b are arranged at 90 degrees, and the material conveying plate 2 has good conveying performance under the 90 degrees state.
Through the setting of conveyer belt 8, wherein initiative drive tooth 5 rotatory in-process, because initiative drive tooth 5 and driven tooth 6 card go into the interval position between first hinge piece 8a and the second hinge piece 8b, will drive conveyer belt 8 and rotate, this chain drive's conveyer belt 8 bearing performance is better, compares belt conveyor, is less easy wearing and tearing damage, does benefit to and carries the use to the cinder.
The conveying device 3 is arranged below the conveying belt 8, and the conveying device 3 can convey and collect slag falling from the bottom surface of the conveying belt. The conveying device in this embodiment may be as follows: CN202321376537.9 conveying device, which is conventional technology, is not described herein.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a coal-fired sediment device of steam power plant which characterized in that: the automatic feeding device comprises a conveying frame (4), a driving tooth (5) rotatably arranged on the left side of the conveying frame (4), a driven tooth (6) rotatably arranged on the right side of the conveying frame (4), a first motor (7) for driving the driving tooth (5) to rotate, a conveying belt (8) meshed with the driving tooth (5) and the driven tooth (6), a funnel (1) arranged on the left side of the conveying frame (4) and a plurality of conveying plates (2) arranged on the conveying belt (8);
the funnel (1) is positioned above the conveying belt (8);
the conveying device is characterized in that an ash removal device is arranged at the top of the conveying frame (4), and comprises a concave plate (111) arranged on the conveying frame (4), a mounting frame (112) arranged on the concave plate (111), a guide sleeve (113) arranged on the front end face of the mounting frame (112), a moving rod (114) arranged in the guide sleeve (113) in a sliding mode, a bottom plate (115) arranged on one side, close to the concave plate (111), of the moving rod (114), a plurality of brushes (116) arranged on one side, close to the conveying belt (8), of the bottom plate (115), and a driving mechanism used for driving the moving rod (114) to move up and down.
2. The coal-fired slag discharging device of a thermal power plant according to claim 1, wherein: the driving mechanism comprises a half gear (117) rotatably arranged on the mounting frame (112), a second motor (118) for driving the half gear (117) to rotate, a rack (119) arranged at the position, close to the half gear (117), of the moving rod (114), and a spring (120) arranged between the top of the mounting frame (112) and the moving rod (114), wherein the rack (119) is meshed with the half gear (117).
3. The coal-fired slag discharging device of a thermal power plant according to claim 2, wherein: the conveying frame (4) is provided with a pressing wheel (11 a) close to the hairbrush (116), and the pressing wheel (11 a) is attached to the conveying belt (8).
4. The coal-fired slag discharging device of a thermal power plant according to claim 2, wherein: the conveyer belt (8) include a plurality of first articulated piece (8 a), locate second articulated piece (8 b) between first articulated piece (8 a), first articulated piece (8 a) left side is equipped with left extension (81), the interval sets up between left extension (81), first articulated piece (8 a) position is kept away from to left extension (81) is equipped with left perforation (82), first articulated piece (8 a) right side is equipped with right extension (83), right extension (83) are located left extension (81) interval position, be equipped with right perforation (84) on right extension (83), left perforation (82) centre of a circle position is the same to first articulated piece (8 a) centre of a distance with right perforation (84) centre of a circle position to first articulated piece (8 a).
5. The coal-fired slag discharging device for a thermal power plant according to claim 4, wherein: the material conveying plate (2) and the second hinging block (8 b) are arranged at 90 degrees.
6. The coal-fired slag discharging device for a thermal power plant according to claim 4, wherein: a conveying device (3) is arranged below the conveying belt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323378007.0U CN220363958U (en) | 2023-12-12 | 2023-12-12 | Coal-fired slag discharging device of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323378007.0U CN220363958U (en) | 2023-12-12 | 2023-12-12 | Coal-fired slag discharging device of thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220363958U true CN220363958U (en) | 2024-01-19 |
Family
ID=89516444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323378007.0U Active CN220363958U (en) | 2023-12-12 | 2023-12-12 | Coal-fired slag discharging device of thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220363958U (en) |
-
2023
- 2023-12-12 CN CN202323378007.0U patent/CN220363958U/en active Active
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