CN106678493A - Anti-blocking device for inclined pipeline and manufacturing method of anti-blocking device - Google Patents
Anti-blocking device for inclined pipeline and manufacturing method of anti-blocking device Download PDFInfo
- Publication number
- CN106678493A CN106678493A CN201710125808.6A CN201710125808A CN106678493A CN 106678493 A CN106678493 A CN 106678493A CN 201710125808 A CN201710125808 A CN 201710125808A CN 106678493 A CN106678493 A CN 106678493A
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- Prior art keywords
- driving wheel
- connecting tube
- scraper
- shell
- pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pusher Or Impeller Conveyors (AREA)
Abstract
The invention belongs to an anti-blocking device for an inclined pipeline. The anti-blocking device comprises a feed pipe installed in an inclined manner, a discharge pipe installed in an inclined manner, and an anti-blocking device body arranged between the feed pipe and the discharge pipe. The anti-blocking device body comprises an upper connection pipe, a shell, a lower connection pipe and a speed reducer. The shell is arranged between the upper connection pipe and the lower connection pipe. A movable wheel is arranged in the shell. The shell is provided with an opening. The speed reducer is arranged on the portion, on one side of the upper connection pipe, on the upper side of the opening. A drive wheel of the speed reducer extends into the opening to be engaged with drive teeth of the movable wheel. A detector is arranged on the discharge pipe. The detector transmits a signal to a central control unit when detecting that materials are interrupted, the central control unit starts the speed reducer, and residual objects are scraped away.
Description
Technical field：
The invention belongs to a kind of pipe conveying equipment, more particularly to a kind of tilted tube anti-block apparatus and its manufacture method.
Technical background：
At present, when conveying the powder materials such as coal, sandstone, cement or grain aborning, pipeline is mostly adopted, if material
Easily it is detained blocking when moisture content is higher in the duct, particularly in the pipe bent position for being vertically changed into tilted tube, as gravity is made
With slowing down with flowing, Jing often occurs to block in pipe bent position, causes fracture stopping production phenomenon, in addition thus result in heavy economic lossess or
Security incident, in order to keep pipeline unimpeded, is therefore the labor strength using artificial regular check and dredging in production mostly
Greatly, operating cost is high, is also unfavorable for safety in production.
The content of the invention：
In order to solve the above problems, the present invention proposes a kind of tilted tube anti-block apparatus, and scraper is arranged at tipping tube by which
In road, by timing rotation motion destruction retentate, so as to reach the purpose of preventing plug dredging.
The technical solution adopted in the present invention is：
A kind of tilted tube anti-block apparatus, including incline install feed pipe and tremie pipe and be arranged on feed pipe and under
Anti-block apparatus between expects pipe, described anti-block apparatus include：Upper connecting tube, shell, lower connecting tube and reductor, its feature exist
In, it is provided with shell between described upper connecting tube and lower connecting tube, inside the shell is provided with driving wheel, and driving wheel is annular, and driving wheel is cylindrical
Middle part is provided with sliding tooth, and sliding tooth is respectively provided on two sides with ball groove up and down, and inside the shell fenestra corresponding with ball groove sets
There is ball groove, in ball groove, be provided with ball so that driving wheel is flexibly connected in bearing shape with shell, driving wheel inner circle is provided with scrapes
Knife, the lower end of described feed pipe are fixedly connected connecting tube, and the upper end of described tremie pipe is fixedly connected lower connecting tube, described
Shell be provided with opening, the upside of opening is provided with described reductor in the side of upper connecting tube, and the driving wheel of reductor is stretched into
Opening is engaged with the sliding tooth of driving wheel, and described tremie pipe is provided with detector, and detector is detected when material interrupts and passes signal
Central controller is passed, central controller opens reductor, and reductor drives scraper edge fixed inside wheel rotation, with driving wheel
Retentate is struck off in feed pipe, the rotation of blanking inside pipe wall.
Further preferred version, described scraper are for two and relatively longitudinally disposed, are provided with fixation in the centre of scraper
Hole, is bolted together in driving wheel inner circle.
Further preferred version, the top and bottom of described scraper are respectively equipped with annulus, and annulus is provided with extension
Scraper.
Further, described extension scraper is curved knife, and its radian is with the cylindrical radian of supporting elbow.
Further preferred version, described scraper section are triangle, rectangle or polygon.
Further preferred version, described feed pipe are that upper end is vertical, and centre is provided with the pipe of circular arc elbow or 45° angle
Road, the lower end of feed pipe are provided with flange, are connected with upper connecting tube by flange hole with bolt.
Further preferred version, described central controller open reductor according to the signal of described detector, or
Person opens reductor according to the Automatic Frequency of the situation setting of conveying material.
The invention also discloses a kind of manufacture method of tilted tube anti-block apparatus, it is characterised in that comprise the steps：
1) the upper connecting tube of anti-block apparatus, lower connecting tube are made first, and described upper connecting tube and lower connecting tube are circle
Annular, and ring flange is set in the both sides up and down of annular, ring flange is provided with the interior of screw hole, upper connecting tube and lower connecting tube
Footpath is 20-50cm or with supporting feed pipe and tremie pipe；
2) shell and its driving wheel make：Shell is annular, arranges screw hole in its both sides, two circle rolling of revocation inside which
Pearl groove；Driving wheel is annular, and its internal diameter arranges sliding tooth at the cylindrical middle part of driving wheel with supporting upper and lower connection bore,
The both sides up and down of sliding tooth cancel out the ball groove pair of ball groove, the cylindrical ball groove of driving wheel and shell inner circle respectively
Should, and ball is set in ball groove so that driving wheel is flexibly connected in bearing shape with shell, and in shell side, middle setting is opened
Mouthful, open height is more than supporting driving wheel diameter with the cylindrical driving tooth height of driving wheel, A/F；
3) reductor adopts MRV110 worm reduction gears, speed to compare 1:80；
4) make scraper：a：Scraper section be triangle, rectangle or polygon, length of the scraper length according to supporting tipping tube
Degree setting, arranges fixing hole in the mid-length of scraper；b：Annulus is respectively welded in the top and bottom of the scraper of a, in annulus
Upper setting extends scraper, and it is straight or curved knife to extend scraper, and the radian of curved knife is identical with the cylindrical radian of supporting elbow；
5) feed pipe makes：Feed pipe is steel pipe manufacturing, and the upper end of feed pipe is vertical tube, and downward certain distance is set to 45
Degree angle lapping inclined tube or arc tube, the upper and lower ends of feed pipe are provided with ring flange；
6) tremie pipe makes：Tremie pipe is steel pipe manufacturing, and the upper end of tremie pipe is provided with ring flange, arranges in tremie pipe hypomere
Detector；
7) assemble：Upper connecting tube and lower connecting tube that the upper and lower setting steps of the shell and driving wheel that obtain in step 21 are obtained,
Shell is arranged between connecting tube and lower connecting tube, is fixedly connected to form tilted tube with bolt, in the side of upper connecting tube
Reductor is set, and the driving wheel of reductor is stretched into and engaged with the sliding tooth of driving wheel in the opening of shell, arranged in driving wheel inner circle and walk
Rapid 4 scrapers for obtaining, the feed pipe that Connection Step 5 is obtained on upper connecting tube top, in lower connecting tube bottom, Connection Step 6 is obtained
Tremie pipe, by the motor of reductor and detector electrical connection central controller；
8) use：According to the different qualities of conveying material, the running parameter of central controller is set, it is uninterrupted by taking
Or interruption opens reductor, wheel rotation, inwall rotation of the scraper along charging pipe bend and tremie pipe, to being trapped in elbow are driven
Strike off so as to reach anti-blocking purpose with the retentate in tilted tube；Central controller is opened at any time always according to the signal of detector
Reductor, strikes off retentate.
The invention has the beneficial effects as follows：The open frequency of reductor is automatically controlled by central controller, always according to detection
The signal of device opens reductor at any time, it is ensured that pipeline is unimpeded；Its scraper is oppositely arranged for two, can be increased and be struck off efficiency, separately
Annular is had on outer scraper integral, it is ensured that scraper will not deform in operation, the top and bottom of annulus are provided with prolongs
The arc scraper that scraper, particularly annulus upper end are arranged is stretched, the elbow that can strike off the arc pipe for easily producing retentate turns
Crook；Scraper section adopts triangle, rectangle or polygon, can ensure the fastness of scraper when rotated, and prolongation uses the longevity
Life.
Description of the drawings：
Fig. 1 is the anti-block apparatus main structure diagram of the present invention；
Overlooking the structure diagrams of the Fig. 2 for Fig. 1；
Dimensional structure diagrams of the Fig. 3 for Fig. 1；
A-A cross-sectional views of the Fig. 4 for Fig. 2；
Fig. 5 is a scraper dimensional structure diagram with annulus, it is seen that upper end annulus is provided with extension scraper upwards, prolongs
Scraper is stretched for curved knife；
Fig. 6 is arranged at the structural representation in circular arc feed pipe for the scraper with annulus of Fig. 5, it is seen that arc
Knife can strike off the pipe bent position of arc pipe；
Fig. 7 is the structural representation that a scraper cross section is triangle；
Fig. 8 is the structural representation that a scraper cross section is rectangle；
It is polygonal structural representation that Fig. 9 is a scraper cross section；
Figure 10 is a kind of structural representation of tilted tube anti-block apparatus and upper end feed pipe with 45 degree of angles；
Dimensional structure diagrams of the Figure 11 for Figure 10.
It is labeled as in figure：1- reductors, 2- scrapers, the upper connecting tubes of 3-, 4- driving wheels, 5- shells, 51- openings connect under 6-
Adapter, 7- balls, 8- sliding tooths, 9- driving wheels, 10- curved knifes, 11- annulus, 12- fixing holes, 13- elbows, 14- tremie pipes, 15-
Detector, 16-45 degree cornues road.
Specific embodiment：
To make the purpose and technical scheme of the application clearer, below in conjunction with skill of the embodiment of the present application to the application
Art scheme is clearly and completely described.Obviously, described embodiment is a part of embodiment of the application, rather than entirely
The embodiment in portion.Based on described embodiments herein, those of ordinary skill in the art are before without the need for creative work
The every other embodiment for being obtained is put, the scope of the application protection is belonged to.
Embodiment 1：Refer to the attached drawing, a kind of tilted tube anti-block apparatus, including incline the feed pipe and tremie pipe 14 installed
And the anti-block apparatus being arranged between feed pipe and tremie pipe 14, described anti-block apparatus include：Upper connecting tube 3, shell 5,
Lower connecting tube 6 and reductor 1, are provided with shell 5, are provided with driving wheel 9 in shell 5 between described upper connecting tube 3 and lower connecting tube 6,
Driving wheel 9 is annular, 9 cylindrical middle part of driving wheel is provided with sliding tooth 8, and sliding tooth 8 is respectively provided on two sides with ball groove up and down, with rolling
The corresponding inside the shell fenestra of pearl groove is provided with ball groove, and ball 7 is provided with ball groove so that driving wheel 9 is in bearing with shell 5
Shape is flexibly connected, and 9 inner circle of driving wheel is provided with scraper 2, and the lower end of described feed pipe is fixedly connected connecting tube 3, described blanking
The upper end of pipe 14 is fixedly connected lower connecting tube 6, and described shell 5 is provided with opening 51, be open 51 upside the one of upper connecting tube 3
Side is provided with described reductor 1, and the driving wheel 4 of reductor 1 is stretched into opening 51 and engaged with the sliding tooth 8 of driving wheel 9, described blanking
Pipe 14 is provided with detector 15, and detector 15 is detected signal transmission when material interrupts to central controller, and central controller is beaten
Drive reductor 1, reductor 1 drives driving wheel 9 to rotate, with driving wheel 9 inside fixed scraper 2 revolve along feed pipe, 14 inwall of tremie pipe
Turn to strike off retentate.
Further preferred version, described scraper 2 are for two and relatively longitudinally disposed, are provided with solid in the centre of scraper 2
Determine hole 12, be bolted together in 9 inner circle of driving wheel.
Further preferred version, the top and bottom of described scraper 2 are respectively equipped with annulus 11, and annulus 11 is provided with
Extend scraper.
Further, described extension scraper is curved knife 10.
Further preferred version, described 2 section of scraper are triangle, rectangle or polygon.
Further preferred version, described feed pipe are that upper end is vertical, and centre is provided with circular arc elbow 13 or 45 degree of angles
Pipeline 16, the lower end of feed pipe are provided with flange, are connected with upper connecting tube by flange hole with bolt.
Further preferred version, described central controller open reductor 1 according to the signal of described detector 15,
Reductor 1 is opened always according to the Automatic Frequency of the situation setting of conveying material.
The present embodiment also discloses a kind of manufacture method of tilted tube anti-block apparatus, it is characterised in that including following step
Suddenly：
1) upper connecting tube 3, the lower connecting tube 6 of anti-block apparatus are made first, and described upper connecting tube 3 and lower connecting tube 6 are equal
For annular, and ring flange is set in the both sides up and down of annular, ring flange is provided with screw hole, upper connecting tube 3 and lower connection
The internal diameter of pipe 6 is 20-50cm or with supporting feed pipe and tremie pipe 14；
2) shell and its driving wheel make：Shell 5 is annular, arranges screw hole in its both sides, and revocation two inside which is enclosed
Ball groove；Driving wheel 9 is annular, and its internal diameter is arranged at 9 cylindrical middle part of driving wheel and driven with supporting upper and lower connection bore
Tooth 8, cancels out the ball of ball groove, the cylindrical ball groove of driving wheel 9 and shell inner circle respectively in the both sides up and down of sliding tooth 8
Groove correspondence, and ball 7 is set in ball groove so that driving wheel 9 is flexibly connected in bearing shape with shell 5, in 5 side of shell
Middle setting opening 51, with cylindrical 8 height of sliding tooth of driving wheel 9,51 width of opening are more than supporting driving wheel 4 to 51 height that are open
Diameter；
3) reductor 1 adopts MRV110 worm reduction gears 1, speed to compare 1:80；
4) make scraper：a：2 section of scraper is triangle, rectangle or polygon, and 2 length of scraper is according to supporting tipping tube
Length sets, and arranges fixing hole 12 in the mid-length of scraper 2；b：Annulus is respectively welded in the top and bottom of the scraper 2 of a
11, arrange on annulus 11 and extend scraper, it is straight or curved knife 10 to extend scraper, and the radian of curved knife 10 is with supporting elbow 13
Cylindrical radian is identical；
5) feed pipe makes：Feed pipe is steel pipe manufacturing, and the upper end of feed pipe is vertical tube, and downward certain distance is set to 45
The tipping tube of degree angle feed pipe 16 arranges curved pipe feed pipe 13, and the upper and lower ends of feed pipe are provided with ring flange；
6) tremie pipe makes：Tremie pipe 14 is steel pipe manufacturing, and the upper end of tremie pipe 14 is provided with ring flange, under tremie pipe 14
Section arranges detector 15；
7) assemble：Upper connecting tube 3 and lower connection that the shell 5 and 9 upper and lower setting steps 1 of driving wheel obtained in step 2 is obtained
Pipe 6, shell 5 are arranged between connecting tube 3 and lower connecting tube 6, are fixedly connected to form tilted tube with bolt, in upper connecting tube
3 side arranges reductor 1, and the driving wheel 4 of reductor 1 is stretched into and engaged with the sliding tooth 8 of driving wheel 9 in the opening 51 of shell 5,
The scraper 2 that 9 inner circle setting steps 4 of driving wheel are obtained, in the feed pipe that 3 top Connection Step 5 of upper connecting tube is obtained, in lower connecting tube
The motor of reductor 1 and detector 15 are electrically connected central controller by the tremie pipe 14 that 6 bottom Connection Steps 6 are obtained；
8) use：According to the different qualities of conveying material, the running parameter of central controller is set, it is uninterrupted by taking
Or interruption opens reductor 1, driving wheel 9 is driven to rotate, inwall rotation of the scraper 2 along charging pipe bend 13 and tremie pipe 14, to stagnant
Retentate in staying in elbow 13 and tilted tube is struck off so as to reach anti-blocking purpose；Central controller is always according to detector 15
Signal opens reductor 1 at any time, strikes off retentate.
Those skilled in the art of the present technique are appreciated that unless otherwise defined all terms used herein (include technology art
Language and scientific terminology) with the application art in those of ordinary skill general understanding identical meaning.Should also
It is understood by, those terms defined in such as general dictionary are should be understood that with the meaning in the context with prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or excessively formal implication is explaining.
It can also pass through between part that the implication of " connection " described herein can be being directly connected between part
Other parts are indirectly connected with.It is with the above-mentioned desirable embodiment according to the application as enlightenment, by above-mentioned description, related
Staff can carry out various change and modification completely in the range of without departing from this application technological thought.This
The technical scope of application is not limited to the content in description, it is necessary to determine which according to right technical
Scope.
Claims (8)
1. a kind of tilted tube anti-block apparatus, including incline the feed pipe and tremie pipe installed and be arranged on feed pipe and blanking
Anti-block apparatus between pipe, described anti-block apparatus include：Upper connecting tube, shell, lower connecting tube and reductor, its feature exist
In, it is provided with shell between described upper connecting tube and lower connecting tube, inside the shell is provided with driving wheel, and driving wheel is annular, and driving wheel is cylindrical
Middle part is provided with sliding tooth, and sliding tooth is respectively provided on two sides with ball groove up and down, and inside the shell fenestra corresponding with ball groove sets
There is ball groove, in ball groove, be provided with ball so that driving wheel is flexibly connected in bearing shape with shell, driving wheel inner circle is provided with scrapes
Knife, the lower end of described feed pipe are fixedly connected connecting tube, and the upper end of described tremie pipe is fixedly connected lower connecting tube, described
Shell be provided with opening, the upside of opening is provided with described reductor in the side of upper connecting tube, and the driving wheel of reductor is stretched into
Opening is engaged with the sliding tooth of driving wheel, and described tremie pipe is provided with detector, and detector is detected when material interrupts and passes signal
Central controller is passed, central controller opens reductor, and reductor drives scraper edge fixed inside wheel rotation, with driving wheel
Retentate is struck off in feed pipe, the rotation of blanking inside pipe wall.
2. tilted tube anti-block apparatus according to claim 1, it is characterised in that：Described scraper is two and indulges relatively
To setting, fixing hole is provided with the centre of scraper, be bolted together in driving wheel inner circle.
3. tilted tube anti-block apparatus according to claim 1, it is characterised in that：The top and bottom of described scraper point
Annulus is not provided with, and annulus is provided with extension scraper.
4. tilted tube anti-block apparatus according to claim 2, it is characterised in that：Described extension scraper is curved knife,
Its radian is with the cylindrical radian of supporting elbow.
5. tilted tube anti-block apparatus according to claim 1, it is characterised in that：Described scraper section be triangle,
Rectangle or polygon.
6. tilted tube anti-block apparatus according to claim 1, it is characterised in that：Described feed pipe is that upper end is vertical,
Centre is provided with circular arc elbow or 45 degree of cornue roads, and the lower end of feed pipe is provided with flange, passes through flange hole and upper connection with bolt
Pipe is connected.
7. tilted tube anti-block apparatus according to claim 1, it is characterised in that：Described central controller is according to described
Detector signal open reductor, or according to conveying material situation setting Automatic Frequency open reductor.
8. the manufacture method of the tilted tube anti-block apparatus according to claim 1-7, it is characterised in that comprise the steps：
1) the upper connecting tube of anti-block apparatus, lower connecting tube are made first, and described upper connecting tube and lower connecting tube are annular,
And ring flange is set in the both sides up and down of annular, ring flange is provided with the internal diameter of screw hole, upper connecting tube and lower connecting tube and is
20-50cm or with supporting feed pipe and tremie pipe；
2) shell and its driving wheel make：Shell is annular, arranges screw hole in its both sides, and inside which, two circle ball of revocation is recessed
Groove；Driving wheel is annular, and its internal diameter arranges sliding tooth at the cylindrical middle part of driving wheel with supporting upper and lower connection bore, is driving
The both sides up and down of tooth cancel out ball groove respectively, and the cylindrical ball groove of driving wheel is corresponding with the ball groove of shell inner circle, and
Ball is set in ball groove so that driving wheel is flexibly connected in bearing shape with shell, in shell side middle setting opening, opens
Open height is more than supporting driving wheel diameter with the cylindrical driving tooth height of driving wheel, A/F；
3) reductor adopts MRV110 worm reduction gears, speed to compare 1:80；
4) make scraper：a：Scraper section is triangle, rectangle or polygon, and scraper length set according to the length of supporting tipping tube
It is fixed, in the mid-length of scraper, fixing hole is set；b：Annulus is respectively welded in the top and bottom of the scraper of a, is set on annulus
Extension scraper is put, it is straight or curved knife to extend scraper, and the radian of curved knife is identical with the cylindrical radian of supporting elbow；
5) feed pipe makes：Feed pipe is steel pipe manufacturing, and the upper end of feed pipe is vertical tube, centre be provided with 45 degree of angle lapping inclined tubes or
Elbow bend pipe, the upper and lower ends of feed pipe are provided with ring flange；
6) tremie pipe makes：Tremie pipe is steel pipe manufacturing, and the upper end of tremie pipe is provided with ring flange, detection is arranged on tremie pipe
Device；
7) assemble：In step 2) the upper connecting tube that 1) obtains of the upper and lower setting steps of the shell that obtains and driving wheel and lower connecting tube,
Shell is arranged between connecting tube and lower connecting tube, is fixedly connected to form tilted tube with bolt, in the side of upper connecting tube
Reductor is set, and the driving wheel of reductor is stretched into and engaged with the sliding tooth of driving wheel in the opening of shell, arranged in driving wheel inner circle and walk
The rapid scraper for 4) obtaining, the feed pipe that 5) Connection Step obtains on upper connecting tube top, in lower connecting tube bottom, Connection Step is 6)
The tremie pipe for obtaining, by the motor of reductor and detector electrical connection central controller；
8) use：According to the different qualities of conveying material, set the running parameter of central controller, by take it is uninterrupted or
Reductor is opened in disconnection, drives wheel rotation, inwall rotation of the scraper along charging pipe bend and tremie pipe, to being trapped in elbow and inclining
Retentate in inclined tube road is struck off so as to reach anti-blocking purpose；Central controller opens deceleration at any time always according to the signal of detector
Machine, strikes off retentate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710125808.6A CN106678493A (en) | 2017-03-05 | 2017-03-05 | Anti-blocking device for inclined pipeline and manufacturing method of anti-blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710125808.6A CN106678493A (en) | 2017-03-05 | 2017-03-05 | Anti-blocking device for inclined pipeline and manufacturing method of anti-blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678493A true CN106678493A (en) | 2017-05-17 |
Family
ID=58862065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710125808.6A Pending CN106678493A (en) | 2017-03-05 | 2017-03-05 | Anti-blocking device for inclined pipeline and manufacturing method of anti-blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106678493A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001149879A (en) * | 1999-11-26 | 2001-06-05 | Ishikawajima Harima Heavy Ind Co Ltd | Apparatus for preventing powder clogging |
| CN103287757A (en) * | 2013-05-30 | 2013-09-11 | 无锡市顺凯机械制造厂 | Rotary scraper type blockage preventing and removing material bin |
| CN203855043U (en) * | 2014-04-02 | 2014-10-01 | 长沙天瑞能源科技有限公司 | Dynamic blockage removing stock bin |
| CN105366228A (en) * | 2015-11-02 | 2016-03-02 | 中国神华能源股份有限公司 | Blocking preventing and removing system and method for coal bunker |
| CN206669219U (en) * | 2017-03-05 | 2017-11-24 | 河北诚毅环保设备有限公司 | A kind of tilted tube anti-block apparatus |
-
2017
- 2017-03-05 CN CN201710125808.6A patent/CN106678493A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001149879A (en) * | 1999-11-26 | 2001-06-05 | Ishikawajima Harima Heavy Ind Co Ltd | Apparatus for preventing powder clogging |
| CN103287757A (en) * | 2013-05-30 | 2013-09-11 | 无锡市顺凯机械制造厂 | Rotary scraper type blockage preventing and removing material bin |
| CN203855043U (en) * | 2014-04-02 | 2014-10-01 | 长沙天瑞能源科技有限公司 | Dynamic blockage removing stock bin |
| CN105366228A (en) * | 2015-11-02 | 2016-03-02 | 中国神华能源股份有限公司 | Blocking preventing and removing system and method for coal bunker |
| CN206669219U (en) * | 2017-03-05 | 2017-11-24 | 河北诚毅环保设备有限公司 | A kind of tilted tube anti-block apparatus |
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Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |