CN209077411U - A kind of feeder observation window magnetic-attractive rotary dust cover - Google Patents
A kind of feeder observation window magnetic-attractive rotary dust cover Download PDFInfo
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- CN209077411U CN209077411U CN201821517443.8U CN201821517443U CN209077411U CN 209077411 U CN209077411 U CN 209077411U CN 201821517443 U CN201821517443 U CN 201821517443U CN 209077411 U CN209077411 U CN 209077411U
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Abstract
The utility model discloses a kind of feeder observation window magnetic-attractive rotary dust covers, it is related to coal fuel-supplying unit technical field, including rotating control assembly, rotation dust cover and magnet, it is respectively equipped with magnet on rotating control assembly and rotation dust cover, and connects rotating control assembly with the rotation mutual magnetic of dust cover under the action of magnet.The utility model is simple in structure, it is fashionable, the rotation dust cover being dexterously arranged in viewing glass control coal chute using Magnetic force tracting power, coal situation is frequently glued to alleviate observation window inner surface, convenient for staff to operating condition real-time monitoring in coal spout, greatly improve working efficiency, further ensure the normal operation of coal spout, reduce alarm and the non-generation for stopping accident because caused by can not observe coal spout operation feelings, it is efficiently convenient, easy to operate, it is suitable for promoting the use of.
Description
Technical field
The utility model relates to coal fuel-supplying unit technical fields, and in particular to a kind of feeder observation window is with magnetic-type
Rotate dust cover.
Background technique
In thermal power plant, feeder is the capital equipment of coal-burning power plant's fuel supply, once feeder can not be normal
It uses, it will cause as-fired coal that can not be delivered to coal pulverizer, and then influence stable operation of unit, if feeder observation window can not be quasi-
Really, observe feeder coal breakage situation in time, will lead to feeder because chute blockage, viscous coal are not available, as-fired coal can not transport to
In coal pulverizer, gently then cause in burner hearth coal dust insufficient, boiler combustion is insufficient, heavy then be likely to result in boiler and break coal, triggering pot
Furnace main fuel trip, therefore, the safe and stable operation whether feeder can work normally to unit are extremely important.In reality
Found in work, the case where feeder observation window glues coal reason be that feeder is in normal operation or when disconnected coal, one in coal pulverizer
Secondary wind returns at feeder along with coal dust, makes to glue coal dust at feeder observation window；Feeder observation window makes not seeing after gluing coal
Coal spout operating condition is observed, coal spout can make coal breakage blockage after gluing coal for a long time, not be available so as to cause feeder, and
Coal chute of coal feeder after wanting dredge blockage needs the time longer, as-fired coal can not normal transport into coal pulverizer, easily cause pot
Furnace breaks coal, to cause boiler main fuel trip.
Summary of the invention
Purpose of the utility model is to solve the deficiencies of the above problem, provide one kind is foldable, easy to use one
Kind feeder observation window magnetic-attractive rotary dust cover.The technical solution for realizing that above-mentioned purpose is solved is: a kind of feeder sight
Examine window magnetic-attractive rotary dust cover, including rotating control assembly, rotation dust cover and magnet, the rotating control assembly and
It is respectively equipped with magnet on rotation dust cover, and connects rotating control assembly and the mutual magnetic of rotation dust cover under the action of magnet
It connects.
Further, the rotating control assembly includes lever, support rod, sucker and magnet；The lever lower part
Center is equipped with support rod, and support rod lower part is connected with sucker；The two sides of the lever lower part are symmetrically arranged with magnet.
Further, the rotation dust cover includes the first cover, the second cover, third cover, fixing rivet and rotation
Shaft；First cover is nested with equipped with the second cover, and the second cover nested inside is equipped with third cover, the first cover with
Second cover and the second cover and third cover pass through rotary shaft through being connected respectively, and pass through fixing rivet locking；Second
Cover by rotary shaft can the rotary motion in the first cover, third cover can be transported in the second cover inward turning by rotary shaft
It is dynamic.
Further, the support rod lower part is inlayed with sucker connect, and support rod rotatable movement on sucker.
Further, the rotation dust cover top is equipped with binding part.
Further, the top of the first cover is arranged in the binding part；Double-sided adhesive or AB glue can be used in binding part.
Further, the third cover is equipped with magnet.
Further, the upper inside wall two sides of first cover are respectively equipped with the barrier piece inward-facing by arc；It is described
Second cover inside and outside wall top is respectively equipped with two barrier pieces, and one of barrier piece is inward-facing by arc, another barrier piece
It is faced out by arc；The side outer wall top of the third cover is equipped with the barrier piece faced out by arc.
Further, the arc being arranged on the arc being arranged on first cover inward-facing barrier piece and the second cover
The barrier piece faced out cooperates；The arc being arranged on the inward-facing barrier piece of the arc being arranged on second cover and third cover
The barrier piece that shape faces out cooperates.
Further, first cover or the second cover or third cover are fan-shaped spherical shape.
The utility model is simple in structure, fashionable, is dexterously controlled using Magnetic force tracting power across viewing glass
The rotation dust cover being arranged in coal chute frequently glues coal situation to alleviate observation window inner surface, convenient for staff to coal spout
Interior operating condition real-time monitoring, greatly improves working efficiency, further ensures the normal operation of coal spout, reduce because
It can not observe alarm and the non-generation for stopping accident caused by coal spout operation feelings, it is efficiently convenient, easy to operate, it is suitable for pushing away
It is wide to use.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the rotating control assembly structural schematic diagram of the utility model.
Fig. 3 is the rotation dust cover structure schematic diagram of the utility model.
Fig. 4 is the using state structure diagram of the utility model.
Fig. 5 is the first cover structural schematic diagram of the utility model.
Fig. 6 is the second cover structural schematic diagram of the utility model.
Fig. 7 is the third cover structural schematic diagram of the utility model.
In figure: 1. rotating control assembly, 101. lever, 102. support rod, 103. sucker 2. rotates dust cover 201. the
One 3. observation window of cover 202. second cover, 203. third cover, 204. fixing rivet, 205. rotary shaft, 4. coal chute 5.
6. magnet of binding part, 7. barrier piece.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model embodiment is made with reference to the accompanying drawing further
Description.
A kind of feeder observation window magnetic-attractive rotary dust cover as shown in figure 1-7, including rotating control assembly 1,
Rotate dust cover 2 and magnet 6；It is respectively equipped with magnet 6 on rotating control assembly 1 and rotation dust cover 2, and in the effect of magnet 6
Under make rotating control assembly 1 with rotation the mutual magnetic of dust cover 2 connect.
Rotating control assembly 1 includes lever 101, support rod 102, sucker 103 and magnet 6；101 lower central position of lever
Equipped with support rod 102,102 lower part of support rod is connected with sucker 103, and 102 lower part of support rod is inlayed with sucker 103 to be connect, and
The rotatable movement on sucker 103 of support rod 102；The two sides of 101 lower part of lever are symmetrically arranged with magnet 6.
Rotating dust cover 2 includes the first cover 201, the second cover 202, third cover 203, fixing rivet 204 and rotation
Axis 205；First cover 201 is nested with equipped with the second cover 202, and 202 nested inside of the second cover is equipped with third cover 203, the
One cover 201 is run through by rotary shaft 205 respectively with third cover 203 with the second cover 202 and the second cover 202 and is connected,
And it is locked by fixing rivet 204；Second cover 202 by rotary shaft 205 can the rotary motion in the first cover 201, third
Cover 203 can the rotary motion in the second cover 202 by rotary shaft 205；Magnet 6 is additionally provided on third cover 203, for
The mutual magnetic of magnet 6 of 101 lower part of lever connects；Rotation 2 top of dust cover is additionally provided with binding part 5, further, binding part 5
The upper of first cover 201 is set；Double-sided adhesive or AB glue can be used in binding part 5.
The upper inside wall two sides of first cover 201 are respectively equipped with the barrier piece 7 inward-facing by arc；In second cover 202
Outer wall top is respectively equipped with two barrier pieces 7, and one of barrier piece 7 is inward-facing by arc, another barrier piece 7 is by arcwall face
Outward；The side outer wall top of third cover 203 is equipped with the barrier piece 7 faced out by arc；The arc being arranged on first cover 201
The barrier piece 7 that the arc being arranged on the inward-facing barrier piece 7 of shape and the second cover 202 faces out cooperates；Second cover 202
The barrier piece 7 that the arc being arranged on the inward-facing barrier piece 7 of the arc of upper setting and third cover 203 faces out cooperates；
First cover 201 or the second cover 202 or third cover 203 are fan-shaped spherical shape, and the first cover 201 or the second cover
202 or the fan-shaped steradian range of third cover 203 be 60 °~75 °.
In use, the first cover 201 rotated on dust cover 2 is sticked in observation window 3 by staff by binding part 5
Then side will be aligned with the center of rotation dust cover 2 centered on the sucker 103 on rotating control assembly 1, then control rotation
The magnet 6 of 1 lower part of device processed is mutually butted with the magnet 6 on third cover 203 by magnetic attraction, can pass through rotation at this time
Control device 1 controls third cover 203 and rotates, and third cover 203 draws the second cover 202 by barrier piece 7 and rotates around center,
Observation window 3 is gradually blocked into covering while rotation, it, just will be entire after third cover 203 and all expansion of the second cover 202
Observation window 3 blocks covering, prevents pollution of the dust to observation window；When transmission situation inside coal chute 4 to be observed,
Third cover 203 and the second cover 202 are withdrawn using magnetic attraction by rotating control assembly 1, expose 3 side of half observation window
Just staff observes, with with turn, it is convenient and efficient.
The utility model is simple in structure, fashionable, is dexterously controlled using Magnetic force tracting power across viewing glass
The rotation dust cover being arranged in coal chute frequently glues coal situation to alleviate observation window inner surface, convenient for staff to coal spout
Interior operating condition real-time monitoring, greatly improves working efficiency, further ensures the normal operation of coal spout, reduce because
It can not observe alarm and the non-generation for stopping accident caused by coal spout operation feelings, it is efficiently convenient, easy to operate, it is suitable for pushing away
It is wide to use.
The above, the only preferred embodiment of the utility model cannot limit the utility model practical range with this；It is all
According to simple equivalent changes and modifications made by present utility model application the scope of the patents and creation description, this should still belong to
In the range of utility model patent is covered.
Claims (10)
1. a kind of feeder observation window magnetic-attractive rotary dust cover, including rotating control assembly (1), rotation dust cover (2) and
Magnet (6), which is characterized in that it is respectively equipped with magnet (6) on the rotating control assembly (1) and rotation dust cover (2), and
Making rotating control assembly (1) with rotation dust cover (2) under the action of magnet (6), magnetic connects mutually.
2. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 1, which is characterized in that described
Rotating control assembly (1) includes lever (101), support rod (102), sucker (103) and magnet (6)；Under the lever (101)
Portion center is equipped with support rod (102), and support rod (102) lower part is connected with sucker (103)；Under the lever (101)
The two sides in portion are symmetrically arranged with magnet (6).
3. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 1, which is characterized in that described
Rotating dust cover (2) includes the first cover (201), the second cover (202), third cover (203), fixing rivet (204) and rotation
Shaft (205)；First cover (201) is nested with equipped with the second cover (202), and the second cover (202) nested inside is set
Have third cover (203), the first cover (201) and the second cover (202) and the second cover (202) divide with third cover (203)
Not Tong Guo rotary shaft (205) locked through being connected, and by fixing rivet (204)；Second cover (202) passes through rotary shaft
(205) can be in the first cover (201) interior rotary motion, third cover (203) passes through rotary shaft (205) can be in the second cover
(202) interior rotary motion.
4. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 2, which is characterized in that described
Support rod (102) lower part is inlayed with sucker (103) to be connect, and support rod (102) rotatable movement on sucker (103).
5. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 1 or 3, which is characterized in that institute
Rotation dust cover (2) top stated is equipped with binding part (5).
6. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 5, which is characterized in that described
Binding part (5) is arranged on the top of the first cover (201)；Double-sided adhesive or AB glue can be used in binding part (5).
7. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 3, which is characterized in that described
Third cover (203) is equipped with magnet (6).
8. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 3, which is characterized in that described
The upper inside wall two sides of one cover (201) are respectively equipped with the barrier piece (7) inward-facing by arc；In second cover (202)
Outer wall top is respectively equipped with two barrier pieces (7), and one of barrier piece (7) is inward-facing by arc, another barrier piece (7) by
Arc faces out；The side outer wall top of the third cover (203) is equipped with the barrier piece (7) faced out by arc.
9. a kind of feeder observation window magnetic-attractive rotary dust cover according to claim 8, which is characterized in that described
The arc being arranged on the inward-facing barrier piece (7) of the arc being arranged on one cover (201) and the second cover (202) face out every
Baffle (7) cooperates；It is set on the inward-facing barrier piece (7) of the arc being arranged on second cover (202) and third cover (203)
The barrier piece (7) that the arc set faces out cooperates.
10. a kind of feeder observation window magnetic-attractive rotary dust cover, feature according to claim 3 or 8 or 9 exist
In first cover (201) or the second cover (202) or third cover (203) are fan-shaped spherical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821517443.8U CN209077411U (en) | 2018-09-17 | 2018-09-17 | A kind of feeder observation window magnetic-attractive rotary dust cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821517443.8U CN209077411U (en) | 2018-09-17 | 2018-09-17 | A kind of feeder observation window magnetic-attractive rotary dust cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209077411U true CN209077411U (en) | 2019-07-09 |
Family
ID=67116660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821517443.8U Active CN209077411U (en) | 2018-09-17 | 2018-09-17 | A kind of feeder observation window magnetic-attractive rotary dust cover |
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| Country | Link |
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| CN (1) | CN209077411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899291A (en) * | 2018-09-17 | 2020-03-24 | 陕西华电榆横煤电有限责任公司榆横发电厂 | Rotatory dust cover of formula is inhaled with magnetism to feeder observation window |
| CN111283518A (en) * | 2020-02-26 | 2020-06-16 | 福建省德化县协峰陶瓷有限公司 | Dustless accurate grinding device is used in ceramic production |
-
2018
- 2018-09-17 CN CN201821517443.8U patent/CN209077411U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899291A (en) * | 2018-09-17 | 2020-03-24 | 陕西华电榆横煤电有限责任公司榆横发电厂 | Rotatory dust cover of formula is inhaled with magnetism to feeder observation window |
| CN111283518A (en) * | 2020-02-26 | 2020-06-16 | 福建省德化县协峰陶瓷有限公司 | Dustless accurate grinding device is used in ceramic production |
| CN111283518B (en) * | 2020-02-26 | 2021-11-23 | 福建省德化县协峰陶瓷有限公司 | Dustless accurate grinding device is used in ceramic production |
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