CN203143387U - Coal-fired boiler slag storage box - Google Patents
Coal-fired boiler slag storage box Download PDFInfo
- Publication number
- CN203143387U CN203143387U CN 201320175057 CN201320175057U CN203143387U CN 203143387 U CN203143387 U CN 203143387U CN 201320175057 CN201320175057 CN 201320175057 CN 201320175057 U CN201320175057 U CN 201320175057U CN 203143387 U CN203143387 U CN 203143387U
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- slag
- scraper plate
- revolving bar
- warehouse
- storing box
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Abstract
The utility model discloses a coal-fired boiler slag storage box comprising a conical storage bunker with the conical tip facing downwards, and a maintaining passage arranged at the top of the storage bunker, wherein a slag inlet is formed in the maintaining passage, a slag scrapping device comprises a driving motor arranged on the maintaining passage, a rotary rod connected with a driving shaft of the driving motor, and a scrapping plate perpendicularly fixed at the other end of the rotary rod. According to the coal-fired boiler slag storage box, the driving motor is utilized for driving the rotary rod and further driving the scrapping plate to swing in the storage bunker, therefore, a conical pile is scrapped to be flat, the surface total dumped boiler slag is made to keep planar, space of the storage bunker is utilized to the maximum, drain time of the internal boiler slag is prolonged, the storage amount of boiler slag in the slag storage box and enough drain time are guaranteed under normal clearing procedures, labor intensity of workers is reduced, working efficiency is improved, and cost is saved.
Description
Technical field
The utility model relates to thermoelectric field, is specifically related to a kind of slag-scraper that the dreg-storing box of depositing the solid-state slag of coal burning boiler is put in order.
Background technology
Slag in the coal burning boiler of existing thermoelectric power station after the combustion of coal ash must be transported to grey with automobile then through delivering to the storage of sludge-store cabin drainage after the cooling of dragveyer humidification.Treating process wherein is: boiler slag at first falls in the upper groove body of submerged slag conveyor; slag is after water cooling and granulation; pulled out by submerged slag conveyor; drain into apart from the nearer sludge-store cabin of submerged slag conveyor outlet through electric three passes one side again; or drain in the travelling apron of top through the electric three passes opposite side; delivered into apart from submerged slag conveyor outlet sludge-store cabin far away by travelling apron again; in sludge-store cabin, be provided with the bleed element; so that the higher wet slag of water ratio is further dewatered, the wet slag after the dehydration is transported outward by automobile.This dreg-storing box generally be one day one clear, calculate by the standard of normal boiler is coal-fired, the capacity of this dreg-storing box all is predefined with clearing program.
But because existing coal resource anxiety, the fire coal that most thermoelectric power statioies use has all reduced standard, and use tone tablet coal, mud coal etc. to act as a fuel in a large number, though this coal can reach combustion standard, but the slag of its generation is but far away more than the standard fire coal, and existing like this dreg-storing box capacity is just not enough, must change dreg-storing box or the quickening of bigger reserves and clear frequency, aforesaid way has increased cost has wasted original dreg-storing box again, otherwise has just improved working strength of workers.Also there are the following problems if accelerate to clear frequency, because slag will add water, accelerates to cause sludge-store cabin interior not enough to the shoddye drainage time of slag after the speed of clearing, and the situation of shoddye discharging takes place easily, has a strong impact on on-the-spot environment.
The utility model content
For the dreg-storing box that solves coal-fired plant boiler in the prior art after having used the off-square fire coal, its slag output surpasses expection, have a strong impact on the problem that has dreg-storing box now and clear program, the utility model provides a kind of form that existing dreg-storing box is deposited slag to put to improve the slag-scraper of storage capacity in order.Concrete scheme is as follows: a kind of coal burning boiler dreg-storing box, comprise awl point conical warehouse down and the maintenance channel that is arranged on the warehouse top, described maintenance channel is provided with into cinder notch, it is characterized in that, be equipped with on the described maintenance channel and disperse the described slag-scraper of slag-scraper of slag in the warehouse to comprise the drive motor that is arranged on the maintenance channel, the revolving bar that is connected with the axle drive shaft of drive motor is with the fixing scraper plate of the revolving bar other end.
For alleviating the stressed size of scraper plate: the relative revolving bar of described scraper plate has a fixed angles α, and described α is within positive and negative 15 degree of the relative horizontal surface of scraper plate.
Sweep effect for improving pushing away of scraper plate: described revolving bar is installed near the cinder notch, and the other end of described revolving bar is connected with the center of scraper plate, described scraper plate length greater than the radius at warehouse top less than its diameter.
For avoiding influencing pouring into of slag: described revolving bar is installed in maintenance channel near the end of warehouse sidewall, and the other end of described revolving bar is connected with the termination of scraper plate, and the other end of described scraper plate is crossed the projection width into cinder notch.
Be the angle between convenient control revolving bar and the scraper plate: be connected by movable axis between described scraper plate and the revolving bar, on the described revolving bar adjusting gear is installed, the place that described scraper plate is relative with the adjusting gear position is equipped with fixed gear wheel, and maintenance channel is provided with the transmission device that the control and regulation gear rotates.
Damage motor for avoiding motor output to exceed setting value: be connected with torque spring between the axle drive shaft of described drive motor and the revolving bar, the accident warning device of reporting to the police when described drive motor is provided with motor idle running.
The utility model utilizes drive motor driven rotary bar and then drives scraper plate and swings in warehouse, thereby the taper heap is shakeout, make whole face of toppling over slag keep the plane, utilized the space of warehouse to greatest extent, prolonged the drain time of inner slag, guaranteed normally to clear the amount of storage of slag in the dreg-storing box under the program and enough drain times, reduced staff's labour intensity, improved work efficiency and provide cost savings.Length control scraper plate according to revolving bar tilts up or down, can adjust the tracks of scraper plate, makes the work of scraper plate more laborsaving.Revolving bar is arranged near going into cinder notch, and scraper plate can be piled taper to disperseing all around when with the swivel mount being center of circle rotation as far as possible like this.
Description of drawings
Fig. 1 structural representation of the present utility model;
Fig. 2 another preferred structure scheme drawing of the present utility model;
Fig. 3 the utility model middle scraper angular adjustment structural representation;
Fig. 4 the utility model has the structural representation of slideway;
The structural representation of the another kind of slideway of Fig. 5 the utility model;
Label declaration in the accompanying drawing: 1-dreg-storing box, 101-warehouse, 102-maintenance channel, 103-go into cinder notch, 2-slag-scraper, 201-drive motor, 202-revolving bar, 203-scraper plate, 204-slideway, 205-fixed gear wheel, 206-adjusting gear, 207-driving system, 208-movable axis.
The specific embodiment
As shown in Figure 1, 2, coal burning boiler dreg-storing box of the present utility model, comprise awl point conical warehouse 101 down and the maintenance channel 102 that is arranged on warehouse 101 tops, the slag-scraper 2 that disperses slag in the warehouse 101 is installed on the described maintenance channel 102, described slag-scraper 2 comprises the drive motor 201 that is arranged on the maintenance channel 102, the revolving bar 202 that is connected with the axle drive shaft of drive motor 201 is with the fixing scraper plate 203 of revolving bar 202 other ends.
Because existing dreg-storing box 1 all is to pour slag (being the bottom of back taper cylinder) into by the top, and the bottom vertex of a cone of dreg-storing box 1 be used for to be discharged the slag behind the bleed, be used for staff's maintenance and maintenance at the maintenance channel 102 at the top of dreg-storing box 1, can in warehouse 101, form a taper heap by going into the slag that cinder notch 103 pours into, this situation was especially obvious when particularly warehouse 101 bottoms piled with, when the vertex of a cone of taper heap when going into cinder notch 103, its slag can not have been poured into again, and this moment taper heap and warehouse 101 sidewall between also leave a large amount of spaces, but the existence that taper is piled has hindered further depositing of slag.If want to overcome this problem in the prior art, can only on maintenance channel 102, will go into taper heap below the cinder notch 103 by the staff and shakeout and could continue to fall slag, this mode has strengthened staff's labour intensity.This programme is at this situation, in due course, utilize drive motor 201 driven rotary bars 202 and then drive scraper plate 203 and in warehouse 101, swing, thereby the taper heap is shakeout, make whole face of toppling over slag keep the plane, utilized the space of warehouse 101 to greatest extent, prolonged the drain time of inner slag, the amount of storage of dreg-storing box 1 interior slag under the program and enough drain times have been guaranteed normally to clear, reduced staff's labour intensity, improved work efficiency and provide cost savings.
The axle drive shaft of drive motor 201 can directly be connected by axle sleeve with the termination of revolving bar 202, also can connect by driving system 207, as long as make revolving bar 202 parallel with the axis of warehouse 101.At different situations, scraper plate 203 relative revolving bars 202 can be had a fixed angles α, described α be scraper plate 203 relative horizontal surfaces tilt positive and negative 15 the degree within.Length control scraper plate 203 according to revolving bar 202 tilts up or down, and such mounting means can be adjusted the tracks of scraper plate 203, makes the work of scraper plate more laborsaving.
For bringing into play the effect of scraper plate to greatest extent, warehouse side space can evenly be filled up, revolving bar 202 of the present utility model is installed near the cinder notch 103, the other end of described revolving bar 202 is connected with the center of scraper plate 203, described scraper plate 203 length greater than the radius at warehouse 101 tops less than its diameter.Revolving bar 202 is arranged near the place of going into cinder notch 103, scraper plate 203 can be piled taper to disperseing all around when with revolving bar 202 being center of circle rotation as far as possible, the length of control scraper plate increases scraper plate as far as possible and promotes area under the situation of not running into the warehouse sidewall, improve to promote effect.
As shown in Figure 2, for avoiding slag-scraper 2 to influence the stacking of slag, can be by slag-scraper 2 be installed in different positions, both realized the promotion effect of scraper plate, avoid slag-scraper self to influence the stacking amount of slag again, another preferred structure of the present utility model is that revolving bar 202 is installed in maintenance channel 102 near the end of warehouse 101 sidewalls, and the other end of described revolving bar 202 is connected with the termination of scraper plate 203, and the other end of described scraper plate 203 is crossed the projection width into cinder notch 103.One end of scraper plate 203 is connected with revolving bar 202, drive motor 201 control revolving bar 202 when rotating comes back rotation in certain angle, thereby driving scraper plate 203 swings back and forth in warehouse 101, because the other end of scraper plate 203 is crossed into cinder notch 103, taper heap below scraper plate 203 can be inswept be gone into cinder notch 103 in when pendulum like this, thereby around slag constantly is distributed to.
As shown in Figure 3, corresponding with ever-increasing slag for making things convenient for scraper plate to regulate pitch angle, be connected by movable axis 208 between scraper plate 203 of the present utility model and the revolving bar 202, on the described revolving bar 202 adjusting gear 206 is installed, the place that described scraper plate 203 is relative with adjusting gear 206 positions is equipped with fixed gear wheel 205, and maintenance channel 102 is provided with the driving system 207 that control and regulation gear 206 rotates.It is downward-sloping to adopt this programme to control scraper plate when the taper heap is low, early the taper heap is cleaned, along with the baseline of inner slag constantly rises, corresponding control blade angle makes progress gradually, so that the stressed extent control of slag-scraper within the specific limits, adopt this structure can also make the cleaning of slag more flexible, avoid directly cleaning at the bottom of taper heap, but cleaned downwards gradually by the top of taper heap.Concrete pitch angle is adjusted the time and can also can be adjusted at any time according to the pouring volume of slag by operating personal by program control programming control.This mode is applicable to the structure that revolving bar length is fixing.Driving system can be gear transmission.
Under the situation about having piled with for the slag that prevents in dreg-storing box, slag-scraper 2 is still worked, and causes drive motor 201 to be worked and revolving bar 202 can not rotate always, has finally damaged drive motor 201 or connection structure everywhere.The utility model is connected with torque spring between the axle drive shaft of drive motor 201 and revolving bar 202, the accident warning device of reporting to the police when described drive motor 201 is provided with motor idle running.This programme adopts with the same structure of torque wrench, when revolving bar and scraper plate are blocked by slag and can not swing, the S. A. of drive motor is when surpassing certain torsion, can disconnect with revolving bar and being connected, avoid revolving bar being applied power always, prevent under forceful action the distortion of revolving bar or scraper plate or junction distortion, the axle drive shaft that has prevented drive motor simultaneously can't normally rotate and destroy the inner structure of drive motor.Concrete accident warning device can be reported to the police when axle drive shaft and revolving bar disconnection, also can send warning after axle drive shaft dallies certain hour, reminds operating personal shutdown in time or processing corresponding unexpected, protects the safe operation of whole screeding device.
Shown in Fig. 4,5, further slag-scraper can adopt small-scale structure, at the side mounted movable track 204 of maintenance channel 102, whole slag-scraper 2 can be moved back and forth along tracks 204, thereby the slag of taper heap is swept to side-walls all around.The motion of slag-scraper 2 can be carried out transmission by tooth bar or chain, and equipment is easy to safeguard for a short time.Can also adopt circular configuration to be arranged on maintenance channel 102 belows orbit 204, slag-scraper 2 can slide at circuit orbit, around slag-scraper was constantly pushed the taper heap of center in the process of sliding, concrete sliding type can be to utilize a pole to drive slag-scraper with the structure of strut fixation point rotation.Also can be to make slag-scraper mobile at circuit orbit by being arranged on tooth bar and slag-scraper on the circuit orbit mode that engages that cogs.When slag-scraper is arranged on the maintenance channel below, can corresponding dustproof hood be set at drive motor, with the normal operation of protection slag-scraper.
Be convenient slag height adjustment slag-scraper according to the taper heap, can control revolving bar and increase and decrease distance between scraper plate and the maintenance channel that concrete revolving bar lifting can be passed through gear transmission or hydraulic-driven.
Can arrange two and lay respectively at both sides into cinder notch with the slag-scraper in the sample plan, can reduce the power of each drive motor like this, be easy to save cost.This programme only discloses that the scraper plate center of circle connects and the termination connects dual mode, but scraper plate can also cooperate drive motor to work in the mode of front and back swing, and the shape of scraper plate can be tabular, arcuation or the promotion shape that has baffle arrangement.
The above only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, anyly be familiar with the technical personnel of this patent in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned prompting is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of the utility model scheme.
Claims (6)
1. coal burning boiler dreg-storing box, comprise awl point down conical warehouse (101) and be arranged on the maintenance channel (102) at warehouse (101) top, described maintenance channel (102) is provided with into cinder notch (103), it is characterized in that, the slag-scraper (2) that disperses the interior slag of warehouse (101) is installed on the described maintenance channel (102), described slag-scraper (2) comprises the drive motor (201) that is arranged on the maintenance channel (102), the revolving bar (202) that is connected with the axle drive shaft of drive motor (201) is with the fixing scraper plate (203) of revolving bar (202) other end.
2. a kind of coal burning boiler dreg-storing box as claimed in claim 1 is characterized in that, described scraper plate (203) revolving bar (202) relatively has a fixed angles α, and described α is within positive reverse caster 15 degree of the relative horizontal surface of scraper plate.
3. a kind of coal burning boiler dreg-storing box as claimed in claim 2, it is characterized in that, described revolving bar (202) is installed near the cinder notch (103), the other end of described revolving bar (202) is connected with the center of scraper plate (203), described scraper plate (203) length greater than the radius at warehouse (101) top less than its diameter.
4. a kind of coal burning boiler dreg-storing box as claimed in claim 2, it is characterized in that, described revolving bar (202) is installed in maintenance channel (102) near the end of warehouse (101) sidewall, the other end of described revolving bar (202) is connected with the termination of scraper plate (203), and the other end of described scraper plate (203) is crossed the projection width into cinder notch (103).
5. as claim 3 or 4 described a kind of coal burning boiler dreg-storing box, it is characterized in that, be connected by movable axis (208) between described scraper plate (203) and the revolving bar (202), adjusting gear (206) is installed on the described revolving bar (203), the place that described scraper plate (203) is relative with adjusting gear (206) position is equipped with fixed gear wheel (205), and maintenance channel (102) is provided with the transmission device (207) that control and regulation gears (206) rotate.
6. a kind of coal burning boiler dreg-storing box as claimed in claim 5, it is characterized in that, be connected with torque spring between the axle drive shaft of described drive motor (201) and the revolving bar (202), the accident warning device of reporting to the police when described drive motor (201) is provided with motor idle running.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320175057 CN203143387U (en) | 2013-04-10 | 2013-04-10 | Coal-fired boiler slag storage box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320175057 CN203143387U (en) | 2013-04-10 | 2013-04-10 | Coal-fired boiler slag storage box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203143387U true CN203143387U (en) | 2013-08-21 |
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ID=48970932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320175057 Expired - Fee Related CN203143387U (en) | 2013-04-10 | 2013-04-10 | Coal-fired boiler slag storage box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203143387U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300186A (en) * | 2017-06-06 | 2017-10-27 | 大唐贵州发耳发电有限公司 | A kind of HHT higher high tensile dehydration device |
| CN107986389A (en) * | 2017-11-29 | 2018-05-04 | 廊坊新奥龙河环保科技有限公司 | A kind of oil-containing danger waste liquor treatment equipment |
| CN112325281A (en) * | 2020-09-29 | 2021-02-05 | 山西启光发电有限公司 | Large-scale circulating fluidized bed boiler jointly arranges sediment device |
-
2013
- 2013-04-10 CN CN 201320175057 patent/CN203143387U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300186A (en) * | 2017-06-06 | 2017-10-27 | 大唐贵州发耳发电有限公司 | A kind of HHT higher high tensile dehydration device |
| CN107986389A (en) * | 2017-11-29 | 2018-05-04 | 廊坊新奥龙河环保科技有限公司 | A kind of oil-containing danger waste liquor treatment equipment |
| CN107986389B (en) * | 2017-11-29 | 2024-03-15 | 廊坊新奥龙河环保科技有限公司 | Oily hazardous waste liquid treatment equipment |
| CN112325281A (en) * | 2020-09-29 | 2021-02-05 | 山西启光发电有限公司 | Large-scale circulating fluidized bed boiler jointly arranges sediment device |
| CN112325281B (en) * | 2020-09-29 | 2022-09-16 | 山西启光发电有限公司 | Large-scale circulating fluidized bed boiler jointly arranges sediment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 |
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| CF01 | Termination of patent right due to non-payment of annual fee |