CN201852757U - Measuring equipment for carbon residue in flying ash with low running noise and high transposition precision - Google Patents
Measuring equipment for carbon residue in flying ash with low running noise and high transposition precision Download PDFInfo
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- CN201852757U CN201852757U CN2010205342303U CN201020534230U CN201852757U CN 201852757 U CN201852757 U CN 201852757U CN 2010205342303 U CN2010205342303 U CN 2010205342303U CN 201020534230 U CN201020534230 U CN 201020534230U CN 201852757 U CN201852757 U CN 201852757U
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- ash
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- measuring unit
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Abstract
The utility model discloses measuring equipment for carbon residue in the flying ash with low running noise and high transposition precision. The measuring equipment comprises a measuring unit; the measuring unit is internally provided with a transposition device; the transposition device comprises a crucible; the crucible is arranged in a technology hole on a rotating disc; the rotating disc is arranged at the top end of a pull rod through a cap; the bottom end of the pull rod is provided with a disc; the pull rod is externally provided with a bearing support and a rotating shaft sleeve; a return spring is arranged on the external wall of the pull rod between the rotating shaft sleeve and the cap; a grooved wheel is arranged on the rotating shaft sleeve; the grooved wheel is connected with the rotating disc through a No. 1 guide pin; a clamping groove is uniformly arranged on the circumference of the grooved wheel; one side of the grooved wheel is provided with a drive plate; a No. 2 guide pin matched with the clamping groove is arranged on the drive plate; the drive plate is connected with an output shaft of a transposition motor; and a photoswitch is arranged besides the transposition motor. The measuring equipment for the carbon residue in the flying ash realizes the lifting movement of an ash receiving ejector rod, an ignition ejector rod and an ash discharging ejector rod through single shaft driving; the measuring equipment has stable movement, high position precision, no noise and no sticking, so that the running reliability of the measuring equipment is ensured.
Description
Technical field
The utility model relates to a kind of based on flying dust carbon residue content measurement equipment in the heat power plant boiler ash discharge flue of weightless technology.
Background technology
Flying dust carbon residue content is the important indicator of reflection fuel-burning power plant coal-burning boiler burning efficiency in the heat power plant boiler flue, detects the flying dust remaining carbon in real time and will help instructing boiler operatiopn, correctly adjusts coal-air ratio, improves combustion control level; Rationally the index of control flying dust remaining carbon helps reducing cost of electricity-generating, improves the economy of unit operation.
The boiler flue flying dust remaining carbon checkout equipment that domestic power plant comes into operation at present all is to adopt Microwave Measurement Technique to measure remaining carbon in the flying dust basically, but Microwave Measurement Technique is subjected to influence that coal changes greatly to the measuring accuracy of flying dust remaining carbon, after in case the coal of boiler combustion changes, the measuring accuracy of remaining carbon just cannot be guaranteed, even the variation tendency of the measured value of remaining carbon and actual remaining carbon is all inconsistent.And the present situation of present domestic coal in power plant the variation of coal is bigger exactly.
Flying dust remaining carbon measuring equipment based on weightless technology has the advantage that measuring accuracy height, measuring accuracy are not subjected to the influence of coal variation.This equipment comprises the sampling unit of drawing ash sample, the measuring unit of measuring residual carbonaceous amount in the ash sample and the control module of measuring unit.Measuring unit comprises receives apparatus for ash, firing device, ash exhauster, turn device, jacking gear, weighing device and electric device, by electrical control, a series of repetitive cycling operations such as measuring unit is received ash, calcination, weighed, ash discharge and blowback are finished the surveying work to the flying dust residual carbon content.
In production operation process in the past, the shortcoming that because the kind of drive of turn device is gear drive, often occur rotating, noise is big etc. influences the normal operation of checkout equipment, and testing result is impacted.
Summary of the invention
Goal of the invention: in order to solve the problems of the technologies described above, the utility model provides a kind of operation noise little, the flying dust remaining carbon measuring equipment that the transposition degree of accuracy is high, the problem that the operation noise that has solved turn device is big, the transposition degree of accuracy is low.
Technical scheme: in order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:
A kind ofly move the flying dust remaining carbon measuring equipment that noise is little, the transposition degree of accuracy is high, comprise sampling unit, measuring unit and control module, sampling unit is connected by receiving the interior receipts apparatus for ash of ash pipe and measuring unit; In measuring unit inside, along the circumferential direction uniform four crucibles on the turn device, receive apparatus for ash, firing device and ash exhauster lay respectively at crucible directly over, weighing device be positioned at crucible under, jacking gear is provided with push rod, receipts apparatus for ash, ash exhauster, turn device, jacking gear all are connected with electric device with weighing device, and firing device connects with temperature controller; Measuring unit is connected with control module by electric device; Turn device comprises crucible, and described crucible is arranged in the fabrication hole on the rotating disk, and rotating disk is installed in the top of pull bar by block; The pull bar bottom is provided with disk, and pull bar is provided with bearing spider, rotary axle box outward, is provided with back-moving spring on the pull bar outer wall between rotary axle box and the block, and rotary axle box is provided with sheave; Sheave is connected with rotating disk by a pilot pin, is provided with uniform draw-in groove on the sheave circumference; Be provided with dial in sheave one side, dial is provided with No. two pilot pins suitable with draw-in groove, and dial is connected with the output shaft of position rotaring motor, the other optoelectronic switch that is provided with of position rotaring motor.
Beneficial effect: operation noise of the present utility model is little, the flying dust remaining carbon measuring equipment that the transposition degree of accuracy is high drives by single shaft realizes receiving grey push rod, calcination push rod and the elevating movement of ash discharge push rod, motion is steady, high, the noiselessness of positional precision, no stuck phenomenon guarantees the measuring equipment reliability of operation.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of turn device.
Embodiment:
Below in conjunction with accompanying drawing the utility model is done further explanation.
As shown in Figure 1, the flying dust remaining carbon measuring equipment that operation noise of the present utility model is little, the transposition degree of accuracy is high comprises sampling unit 1, measuring unit 2 and control module 3.
Sampling unit 1 comprises the stopple coupon 4 of speaking out of turn, playpipe 5 and cyclone dust collector 6; Stopple coupon 4 one ends of speaking out of turn put in the boiler flue, and the other end is communicated with the air intake opening of cyclone dust collector 6, and cyclone dust collector 6 upper end playpipes 5 are communicated with, and cyclone dust collector 6 lower ends are connected by receiving ash pipe 8 and measuring unit 2 interior receipts apparatus for ash 7.
In measuring unit 2 inside, along the circumferential direction uniform receipts ash, calcination on the turn device 12, weigh and four station holes of ash discharge, in the station hole, place crucible 11; Receive apparatus for ash 7, firing device 9 and ash exhauster 10 lay respectively at crucible 11 directly over, weighing device 14 be positioned at crucible 11 under; Jacking gear 13 is provided with and receives ash, calcination and the corresponding push rod of ash discharge fabrication hole; Receipts apparatus for ash 7, ash exhauster 10, turn device 12, jacking gear 13 all are connected with electric device 15 with weighing device 14, and firing device 9 is connected 16 and connects with temperature controller; Measuring unit 2 is connected with control module 3 by electric device 15.
Control module 3 divides 19 to form by industry control part 17, data processing section 18 and systems control division.
As shown in Figure 2, turn device 12 comprises crucible 20, and crucible 20 is evenly arranged in the fabrication hole on the rotating disk 21 according to circumferencial direction.Rotating disk 21 is by 23 tops that are arranged on pull bar 30 of blocking a shot.Be provided with disk 29 in pull bar 30 bottoms.Pull bar 30 middle parts are provided with bearing spider 31 and rotary axle box 32, and rotary axle box 32 can freely rotate around pull bar 30; Be provided with back-moving spring 33 at rotary axle box 32 with on pull bar 30 outer walls between the block 23.Rotary axle box 32 is provided with sheave 24; Sheave 24 is provided with pilot pin 22 No. one, and rotating disk 21 is provided with the pin-and-hole suitable with pilot pin 22, when sheave 24 rotates, can drive rotating disks 21 by a pilot pin 22 and rotate together.Also uniform some draw-in grooves on sheave 24 circumference; Draw-in groove quantity is identical with measuring unit station number; Be provided with dial 25 in sheave 24 1 sides, dial 25 is provided with No. two pilot pins 26 suitable with draw-in groove, when dial 25 rotates, stirs sheave 24 by No. two pilot pins 26 and rotates together, and dial 25 revolutions move a week, and sheave 24 just in time turns over a draw-in groove position.Dial 25 is connected with the output shaft of position rotaring motor 28, the position rotaring motor 28 other optoelectronic switches 27 that are provided with, the rotation of optoelectronic switch 27 control dials 25.
In the time of need carrying out the station conversion, position rotaring motor 28 is opened, and dial 25 rotates thereupon, and No. two pilot pins 26 incision draw-in grooves on the dial 25 drive sheave 24 and rotate, and sheave 24 drives rotating disk 21 by a pilot pin 22.When dial 25 went to a week, the crucible 20 on the rotating disk 21 went to next station, and rotating cycle and control position rotaring motor 28 that optoelectronic switch 27 detects dial 25 shut down, to finish the conversion of each station.
The course of work of the present utility model is as follows:
At first energized is controlled at the electric furnace in the firing device 9 in the temperature range of regulation by temperature controller 16; Then under control module 3 control, finish and receive ash, calcination, weigh, series of processes periodic duties such as ash discharge, blowback and original position.The transposition of each station is that the position rotaring motor 28 on the turn device 12 drives dial 25 rotations, behind No. two pilot pins 26 cut-in groove sheaves 24 by dial 25, realizes thereby the rotating disk 21 of crucible 11 is placed in drive; Be furnished with an optoelectronic switch 27 on the right side of rotating disk 21, can detect the number of times of rotating disk 21 transpositions and stopping of control transposition by it.After station forwards the position to, also must will receive grey push rod, ash discharge push rod and the rising of calcination push rod or drop to desired location by jacking gear 13.After having only each push rod to arrive the position of setting, receive apparatus for ash 7, firing device 9 and ash exhauster 10 and can carry out the work of this operation.The implementation of the operation of weighing is to descend by the crucible 11 that jacking gear 13 drives on the turn devices 12, makes it to drop on to weigh to realize that this moment, analytical balance 24 weighed up the weight of loaded crucible 11, and gave control module 3 with the value of weighing on the bar 20.Weigh after the end, the crucible 11 that jacking gear 13 drives on the turn devices 12 rises, and gets back to the original position.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (1)
1. one kind is moved the flying dust remaining carbon measuring equipment that noise is little, the transposition degree of accuracy is high, comprises sampling unit (1), measuring unit (2) and control module (3), and sampling unit (1) is connected by the interior receipts apparatus for ash (7) of receipts ash pipes (8) and measuring unit (2); In measuring unit (2) inside, along the circumferential direction uniform four crucibles (11) on the turn device (12), receive apparatus for ash (7), firing device (9) and ash exhauster (10) lay respectively at crucible (11) directly over, weighing device (14) be positioned at crucible (11) under, jacking gear (13) is provided with push rod, receipts apparatus for ash (7), ash exhauster (10), turn device (12), jacking gear (13) all are connected with electric device (15) with weighing device (14), and firing device (9) is connected (16) and connects with temperature controller; Measuring unit (2) is connected with control module (3) by electric device (15); It is characterized in that turn device (12) comprises crucible (20), described crucible (20) is arranged in the fabrication hole on the rotating disk (21), and rotating disk (21) is installed in the top of pull bar (30) by block (23); Pull bar (30) bottom is provided with disk (29), outer bearing spider (31), the rotary axle box (32) of being provided with of pull bar (30), be provided with back-moving spring (33) on pull bar (30) outer wall between rotary axle box (32) and the block (23), rotary axle box (32) is provided with sheave (24); Sheave (24) is connected with rotating disk (21) by a pilot pin (22), is provided with uniform draw-in groove on sheave (24) circumference; Be provided with dial (25) in sheave (24) one sides, dial (25) is provided with No. two pilot pins (26) suitable with draw-in groove, and dial (25) is connected with the output shaft of position rotaring motor (28), the other optoelectronic switch (27) that is provided with of position rotaring motor (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205342303U CN201852757U (en) | 2010-09-16 | 2010-09-16 | Measuring equipment for carbon residue in flying ash with low running noise and high transposition precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205342303U CN201852757U (en) | 2010-09-16 | 2010-09-16 | Measuring equipment for carbon residue in flying ash with low running noise and high transposition precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201852757U true CN201852757U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205342303U Expired - Fee Related CN201852757U (en) | 2010-09-16 | 2010-09-16 | Measuring equipment for carbon residue in flying ash with low running noise and high transposition precision |
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| CN (1) | CN201852757U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067479A (en) * | 2015-09-01 | 2015-11-18 | 解海龙 | Method for implementing hybrid type fly ash carbon content online detection device |
| CN105181882A (en) * | 2015-10-01 | 2015-12-23 | 常州大学 | Serial stirring equipment for stirring bituminous coal firing substances through crucible lifting and rotating |
| CN105181519A (en) * | 2015-08-07 | 2015-12-23 | 解海龙 | Rotary arm type ash sample transfer mechanism for on-line detection of fly ash carbon content by weight loss method |
| CN106442212A (en) * | 2016-12-13 | 2017-02-22 | 南京奥能科技有限公司 | Full-automatic gas dust concentration measuring equipment |
| CN108151837A (en) * | 2017-12-08 | 2018-06-12 | 常州大学 | A kind of high-precision of low power impact force quickly weighs robot |
-
2010
- 2010-09-16 CN CN2010205342303U patent/CN201852757U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181519A (en) * | 2015-08-07 | 2015-12-23 | 解海龙 | Rotary arm type ash sample transfer mechanism for on-line detection of fly ash carbon content by weight loss method |
| CN105067479A (en) * | 2015-09-01 | 2015-11-18 | 解海龙 | Method for implementing hybrid type fly ash carbon content online detection device |
| CN105067479B (en) * | 2015-09-01 | 2021-05-04 | 解海龙 | Implementation method of mixed fly ash carbon content online detection device |
| CN105181882A (en) * | 2015-10-01 | 2015-12-23 | 常州大学 | Serial stirring equipment for stirring bituminous coal firing substances through crucible lifting and rotating |
| CN106442212A (en) * | 2016-12-13 | 2017-02-22 | 南京奥能科技有限公司 | Full-automatic gas dust concentration measuring equipment |
| CN108151837A (en) * | 2017-12-08 | 2018-06-12 | 常州大学 | A kind of high-precision of low power impact force quickly weighs robot |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20170916 |