CN104608251B - Electric mechanical quadrangular frustum pyramid shaped hopper used in concrete mixing plant - Google Patents
Electric mechanical quadrangular frustum pyramid shaped hopper used in concrete mixing plant Download PDFInfo
- Publication number
- CN104608251B CN104608251B CN201510081494.5A CN201510081494A CN104608251B CN 104608251 B CN104608251 B CN 104608251B CN 201510081494 A CN201510081494 A CN 201510081494A CN 104608251 B CN104608251 B CN 104608251B
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- Prior art keywords
- rectangular pyramids
- truncated rectangular
- gear
- pyramids shape
- destroyer
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/067—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of stationary hoppers, chambers or bins from which the material is fed gravitationally, e.g. having agitating means therein
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides an electric mechanical quadrangular frustum pyramid shaped hopper used in a concrete mixing plant. The electric mechanical quadrangular frustum pyramid shaped hopper comprises a body, trapezoidal seesaws, breakers, arc-shaped scrapers and variable-frequency motors, wherein the trapezoidal seesaws are connected on the inner walls of the body by supports; the breakers are connected on the body by bearings; the arc-shaped scrapers are connected with the four corners of the body by guide cylinders and are connected with micro axles at the lower end corners of the trapezoidal seesaws by first drive rods; the variable-frequency motors are connected on the outer walls of the body by bolts, are connected with small axles on the seesaws by second drive rods and are meshed with gears at the axle ends of the breakers by sector gears. The electric mechanical quadrangular frustum pyramid shaped hopper has a novel structure, is smooth in feeding, is free from blockage, has stable properties and strong practicability and is firm and durable.
Description
Technical field
The present invention relates to construction implement technical field, it is particularly well-suited to concrete-agitating and automatically controls the truncated rectangular pyramids shape hopper in charging equipment.
Background technology
What concrete mixing plant used at present automatically controls in charging equipment, and truncated rectangular pyramids shape hopper has dress electromagnetic shaker and two kinds of screw impeller, is provided to make the middle sand in truncated rectangular pyramids shape hopper automatically drop to conveyer belt or fall in blender；It is uniform that the truncated rectangular pyramids shape hopper of dress electromagnetic shaker and dress screw impeller is all applied to sand grains、Moisture content is below 8%，The preferably middle sand of mobility，And for moisture content the middle sand more than 8%、Or the middle sand with broken little frost caking，It is difficult to applicable，Often result in middle sand plug plug in truncated rectangular pyramids shape hopper，Can not fall，And do not meet mixed concrete code requirement yet，The middle sand of broken little frost caking easily causes the concrete pouring and honeycomb，This is also to cause one of serious quality accident reason of casting concrete，When loader pours middle sand into truncated rectangular pyramids shape hopper from top to bottom、Impulsive force is big、Increase bulk density in truncated rectangular pyramids shape hopper for the sand，And the larger middle sand of humidity、Adhesion strength is also big，Support force is larger，In addition under the shock effect of electromagnetic shaker，Down mouth is assembled along truncated rectangular pyramids shape hopper slope wall four direction to make middle sand，And the distance between mouth is little under conveyer belt and truncated rectangular pyramids shape hopper，Sand in loading when conveyer belt does not transmit，More closely knit，Can not flow，Particularly the middle sand at truncated rectangular pyramids shape hopper corner is more difficult to glide，Lose mobility，Can not automatically fall；And in screw impeller promotion truncated rectangular pyramids shape hopper during middle sand, form lower empty upper paulin, nor so that middle sand is automatically fallen, so that automatic charging equipment is lost and automatically control dispensing and feeding function, also need to workman to be dug out middle sand with spade one spade spade, after unimpeded, middle sand one spade one spade is loaded in truncated rectangular pyramids shape hopper, so waste substantial amounts of time, artificial and machinery cost, and delay the construction period again, often result in concrete works cold injury quality accident and increase engineering cost.
Content of the invention
The purpose of the present invention is: provides the electrodynamic mechanical type truncated rectangular pyramids shape hopper that a kind of concrete mixing plant uses, this equipment can overcome the shortcomings of in background technology and have its advantage concurrently, enable not affected by sand in broken little frost caking, the middle sand in truncated rectangular pyramids shape hopper can be made automatically to fall smooth, in not having to adhere in whole truncated rectangular pyramids shape hopper, the dead angle of sand, provides guarantee to the dispensing of automation control appliance, feeding.
Realizing the technical solution used in the present invention is: this equipment is by truncated rectangular pyramids shape hopper, trapezoidal seesaw, destroyer, arc scraper plate and adjustable frequency motor composition, trapezoidal seesaw is connected on truncated rectangular pyramids shape hopper inwall through support, destroyer is connected on truncated rectangular pyramids shape hopper through bearing, arc scraper plate is connected with corner in truncated rectangular pyramids shape hopper through guide cylinder, and be connected with the Minisize axial at the angle of trapezoidal seesaw lower end through the first drive link, adjustable frequency motor is through being bolted on truncated rectangular pyramids shape hopper outer wall, and be flexibly connected with axle little on seesaw through the second drive link, engage with the gear of destroyer axle head through sector gear.
In order to allow, the frost sand lump in truncated rectangular pyramids shape hopper is effectively broken to make the smooth whereabouts of middle sand, the adjustable frequency motor of setting has two, first frequency conversion motors axle head has rotating wheel, eccentric shaft on rotating wheel is connected with the second drive link, second drive link is flexibly connected with axle little on seesaw, and the first frequency conversion motors are through being bolted to truncated rectangular pyramids shape hopper outer wall side, adjacent side the second frequency conversion motors through fixed mount, bolt connection, the second frequency conversion motors are engaged with the gear of destroyer axle head through sector gear.
In order to allow the middle sand in truncated rectangular pyramids shape hopper effectively reduce moisture, make the smooth whereabouts of middle sand, the seesaw of setting has two pieces, through support be separately positioned in truncated rectangular pyramids shape hopper relative to two inwalls on, and be flexibly connected with the little axle on seesaw through the 3rd drive link with tipping platform, between the upside of every piece of seesaw and the left and right sides and truncated rectangular pyramids shape bucket wall, the protective cover through energy breathing is connected, the protective cover side of energy breathing is bonding with seesaw, opposite side is bonding with truncated rectangular pyramids shape bucket wall, protective cover can prevent middle sand from falling in the gap between seesaw and bucket wall, in order to avoid stopping the motion of seesaw；It is provided with electric boiling plate in seesaw; this electric boiling plate is connected with temperature controller through wire, and centering sand carries out heating and crushes, water-containing rate in reduction; the temperature of sand, ready-mixed concrete in raising, accelerates concrete setting speed, prevents concrete cold injury, guarantees concrete quality.
In order that the smooth whereabouts of middle sand in truncated rectangular pyramids shape hopper, the heating of centering sand is stirred, crush and freeze sand lump, water-containing rate in reduction, accelerate concrete setting speed and improve concrete quality, the destroyer of setting, blade is crushed by bar shaped, destroyer axle and gear composition, broken blade is vertically welded on destroyer axle, but the transverse section of broken blade and destroyer axle constitute an angle being not equal to 90 °, and destroyer axle head via pins are connected to gear, this destroyer axle is cylinder barrel shaped, its one end is opening, it is inserted with electrically heated rod from opening, electrically heated rod is fixed on hemispherical flange disk through insulant, and be connected with truncated rectangular pyramids shape hopper outer wall through hemispherical flange disk and bolt, electrically heated rod is connected with temperature controller through wire；This destroyer has two, it is set in parallel in truncated rectangular pyramids shape hopper, the blade cross arrangement of two destroyers, first destroyer axle head only one of which gear, second destroyer axle head has two gears, the sector gear engagement of one gear of its axis outer end and the second frequency conversion motors axle head, another gear and carrier gear engagement, and the gear engagement of carrier gear and first destroyer axle head, and carrier gear via pins are connected on axle, the axle of carrier gear is connected on truncated rectangular pyramids shape hopper outer wall through bearing, the stage casing of bridge gear shaft is connected with bracing frame through bearing, bracing frame is through being bolted on truncated rectangular pyramids shape bucket wall, carrier gear axle head also has the gear that via pins connect, this gear is engaged when being rotated with the sector gear of the second frequency conversion motors axle head, the axle of carrier gear is rotatable.
In order that in truncated rectangular pyramids shape hopper, middle sand is smooth falling to reducing the frictional force of four interior angles, it is arranged to arc angle and has arc scraper plate in four interior angles of truncated rectangular pyramids shape hopper, this arc scraper plate is made up of guide post and scraper plate body, handle in scraper plate body passes through the slit on arc angle, guide cylinder to weld on the guide bar, Minisize axial on guide post can slide in the slit on arc angle, guide cylinder, and is connected with the Minisize axial at the angle of seesaw lower end through the first drive link.
The positive effect of the present invention is: structure is novel, easy and simple to handle, in hopper middle sand all can smooth fall, no longer have the middle sand of attachment at corner, provide to concrete mixing plant automation control appliance that feed guarantee, dispensing be accurate, feeding is timely, serviceability is stable, sturdy and durable, practical；Unnecessary energy loss, artificial and machinery cost loss can be reduced than prior art device；For moisture content more than 8% middle sand, both can crush and dissolve sand in frost caking, reduction moisture content makes the smooth whereabouts of middle sand, sand temperature in again improving, ensure concrete construction quality in the winter time, delay the construction period never again because hopper blocks, increase engineering cost, thoroughly solve and thus result in, the problems such as concrete quality and duration penalty for nonperformance of contract.
Brief description
Accompanying drawing 1 is external structure schematic diagram of the present invention；
Accompanying drawing 2 is the side view of accompanying drawing 1；
Accompanying drawing 3 is the top view of accompanying drawing 1；
Accompanying drawing 4 is the a-a sectional view on accompanying drawing 3；
Accompanying drawing 5 is for the b-b on accompanying drawing 3 to sectional view (i.e. scraper plate body is connected relative position schematic diagram with guide post, guide cylinder, arc angle and truncated rectangular pyramids shape outer wall)；
Accompanying drawing 6 is heating rod and end hemispherical flange disk full-page proof schematic diagram in the destroyer axle on accompanying drawing 3.
Specific embodiment
The present invention such as accompanying drawing 1, 2, shown in 3, this equipment is by truncated rectangular pyramids shape hopper 1, trapezoidal seesaw 2, destroyer 3, arc scraper plate 4 and adjustable frequency motor 5 form, trapezoidal seesaw 2 is connected on truncated rectangular pyramids shape hopper 1 inwall through support 21, destroyer 3 is connected on truncated rectangular pyramids shape hopper 1 through bearing, arc scraper plate 4 is connected with corner in truncated rectangular pyramids shape hopper through guide cylinder 11, and be connected with the Minisize axial 23 at trapezoidal seesaw 2 lower end angle through the first drive link 22, adjustable frequency motor 5 through fixed mount 6 and is bolted on truncated rectangular pyramids shape hopper 1 outer wall, and be flexibly connected with little axle on trapezoidal seesaw 2 through the second drive link 24, adjustable frequency motor 5 is engaged with the gear of destroyer 3 axle head through sector gear 521.In order that middle sand in truncated rectangular pyramids shape hopper 1, smooth whereabouts, and effectively crush frost sand lump, sand temperature in raising, water-containing rate in reduction, the adjustable frequency motor 5 of setting has two, first frequency conversion motors 51 axle head has the eccentric shaft on rotating wheel 511, rotating wheel 511 to be connected with the second drive link 24, and the second drive link 24 is flexibly connected with the little axle on trapezoidal seesaw 2；First frequency conversion motors 51 are through being bolted to truncated rectangular pyramids shape hopper 1 outer wall side, adjacent outer wall side the second frequency conversion motors 52 through fixed mount 6 and bolt connection, and the second frequency conversion motors 52 are engaged with the gear of destroyer 3 axle head through sector gear 521；The trapezoidal seesaw 2 of setting has two pieces, it is connected on two relative inwalls of truncated rectangular pyramids shape hopper 1 through support 21, and be flexibly connected with the little axle on trapezoidal seesaw 2 through the 3rd drive link 25 with rectangle turnover panel 251, between the upside of every piece of trapezoidal seesaw 2 and the left and right sides and truncated rectangular pyramids bucket wall, the protective cover 26 through energy breathing is connected, protective cover 26 side of energy breathing is bonding with trapezoidal seesaw 2, opposite side is bonding with truncated rectangular pyramids shape hopper 1 wall, protective cover 26 can prevent middle sand from falling in the gap between trapezoidal seesaw 2 and truncated rectangular pyramids shape hopper 1 wall, in order to avoid stopping the motion of trapezoidal seesaw；It is provided with electric boiling plate 27 in trapezoidal seesaw 2, this electric boiling plate 27 is connected with temperature controller through wire 28, in can improving, sand mixes and stirs the temperature of concrete, accelerate the solidification of concrete it is ensured that concrete quality (see shown in accompanying drawing 1,2,3,4)；And the destroyer 3 arranging is by broken blade 31, destroyer axle 32 and gear composition, broken blade 31 is vertically welded on destroyer axle 32, but the transverse section of broken blade 31 and destroyer axle 32 constitute an angle being not equal to 90 °, make its founding crushing effect more preferable, destroyer axle 32 end via pins are connected to gear, this destroyer axle 32 is cylinder barrel shaped, its one end is opening, it is inserted with electrically heated rod 321 at opening, electrically heated rod 321 is fixed on hemispherical flange disk 322 through insulant, and be connected with truncated rectangular pyramids shape hopper 1 outer wall through hemispherical flange disk 322 and bolt, electrically heated rod 321 is connected with temperature controller through wire 28；This destroyer 3 has two、It is set in parallel in truncated rectangular pyramids shape hopper，Broken blade 31 cross arrangement of two destroyers 3，First destroyer 30 axle head only one of which gear 301，Second destroyer 300 axle head has two gears、The sector gear 521 of one gear 3002 of its axis outer end and the second frequency conversion motors 52 axle head engages、Another gear 3001 and carrier gear 7 engage，Carrier gear 7 engages with the gear 301 of first destroyer 30 axle head again，And carrier gear 7 axle head is connected with truncated rectangular pyramids shape hopper 1 outer wall through bearing，The stage casing of carrier gear 7 axle is connected with bracing frame 71 through bearing，And bracing frame 71 is through being bolted on truncated rectangular pyramids shape hopper 1 outer wall，Carrier gear 7 is connected with axle via pins，Also via pins connect one gear 72 of carrier gear 7 axle head，The sector gear 521 of the gear 72 of this carrier gear axle head and the second frequency conversion motors 52 axle head engages，The axle of carrier gear 7 is rotatably (see accompanying drawing 1、2、3、4、Shown in 6).For sand frictional force in the downslide at four angles in reducing, it is arranged to arc angle 12 at 1 four interior angles of truncated rectangular pyramids shape hopper, and it is provided with arc scraper plate 4, this arc scraper plate 4 is made up of guide post 41 and scraper plate body 42, the arc tips of scraper plate body 42 have scraper plate handle 43, scraper plate handle 43 passes through slit 111 and guide post 41 vertical welding on arc angle 12 and guide cylinder 11, guide post 41 is connected with guide cylinder socket joint, guide post 41 slides along guide cylinder 11, guide post 41 is connected with the first drive link 22 one end through Minisize axial, first drive link 22 other end is connected with the Minisize axial 23 at seesaw 2 lower end angle, guide cylinder 11 is connected between 1 four interior angles of truncated rectangular pyramids shape hopper and arc angle 12 (see accompanying drawing 3, 4, shown in 5).
Operation principle of the present invention and using method: the truncated rectangular pyramids shape hopper automatically controlling on feeder conveyer belt that the present invention uses for concrete mixing plant，Middle sand is put in truncated rectangular pyramids shape hopper 1，Start two frequency conversion motors 5，Second drive link 24 through connecting on eccentric shaft for the rotating wheel 511 of the first frequency conversion motors 51 axle head promotes trapezoidal seesaw 2 tilting，It is connected with the little axle on trapezoidal seesaw 2 through the 3rd drive link 25 with rectangle turnover panel 251 due between two trapezoidal seesaws 2，Two trapezoidal seesaws 2 carry out push-and-pull to the middle sand in four prismatic hoppers 1 and stir，On 3rd drive link 25, rectangle turnover panel 251 centering sand is also carried out push-and-pull and stirs simultaneously，Again because the rectangle turnover panel 251 on the 3rd drive link 25 is in the lower mouth of truncated rectangular pyramids shape hopper，And the lower end of two trapezoidal seesaws 2 is also at truncated rectangular pyramids 1 time mouth of shape hopper，The middle sand that motion is got up just is fallen and is carried away on conveyer belt；For middle sand more than 8% for the moisture content with contain the broken little middle sand freezing sand lump，And loader loads the middle sand in hopper、Increase in density is difficult to the middle sand of whereabouts again，Start-up temperature controller，The electric boiling plate 27 in trapezoidal seesaw 2 and the electrically heated rod 321 in destroyer 3 is made to heat、Destroyer 3 rotates little to be freezed broken sand lump breaking and stirs heating and melting，Reduce its moisture，Sand temperature in raising，And destroyer 3 has be arranged two in parallel、And two broken blade 31 cross arrangements on destroyer axle，When second frequency conversion motors 52 rotate，The sector gear 521 of the second frequency conversion motors 52 axle head is alternately engaged with the gear 72 of carrier gear 7 axle head and the gear 3002 of second destroyer 300 axle outer end，The broken blade on two destroyer 3 axle is made alternately to crush up and down and stir middle sand、Middle sand flow is made to move，Automatically fall and be pulled away on conveyer belt；For the middle sand at truncated rectangular pyramids shape hopper corner, in the presence of arc scraper plate 4 and arc angle 12 setting, middle sand also can flow, make sand slip down to be pulled away on conveyer belt, because the Minisize axial 23 at trapezoidal seesaw 2 lower end angle drives guide post 41 through the first drive link 22, and guide post 41 slides along guide cylinder 11, and the handle 43 in scraper plate body 42 is through arc angle 12, slit 111 on guide cylinder 11 is welded on guide post 41, the continuous tilting of therefore trapezoidal seesaw 2, arc scraper plate 4 also continuously scrapes middle sand, the dead angle that in making to hinder never again in truncated rectangular pyramids shape hopper 1, sand falls, start feeding and stop feeding when and feeding number all can be realized by control operation platform, automatically controlled feeding, dispensing equipment provides guarantee.
Claims (4)
1. the electrodynamic mechanical type truncated rectangular pyramids shape hopper that a kind of concrete mixing plant uses, it is characterized in that: it is by truncated rectangular pyramids shape hopper, trapezoidal seesaw, destroyer, arc scraper plate and adjustable frequency motor composition, trapezoidal seesaw is connected on truncated rectangular pyramids shape hopper inwall through support, destroyer is connected on truncated rectangular pyramids shape hopper through bearing, arc scraper plate is connected with corner in truncated rectangular pyramids shape hopper through guide cylinder, and be connected with Minisize axial at the angle of trapezoidal seesaw lower end through the first drive link, adjustable frequency motor is through being bolted on truncated rectangular pyramids shape hopper outer wall, and be connected with axle little on seesaw through the second drive link, engage with the gear of destroyer axle head through sector gear；Described adjustable frequency motor has two, first frequency conversion motors axle head has rotating wheel, and be connected with the second drive link through eccentric shaft on rotating wheel, second drive link is flexibly connected with the little axle on seesaw, first frequency conversion motors are through being bolted to truncated rectangular pyramids shape hopper outer wall side, adjacent side the second frequency conversion motors through bolt connection, and the second frequency conversion motors are engaged with the gear of destroyer axle head through sector gear；Described destroyer, blade is crushed by bar shaped, destroyer axle and gear composition, bar shaped crushes blade and is welded on destroyer axle, destroyer axle head via pins are connected to gear, this destroyer has two, it is set in parallel in truncated rectangular pyramids shape hopper, the bar shaped of two destroyers crushes blade cross arrangement, one of destroyer axle head has a gear, another destroyer axle head has two gears, sector gear engagement on one gear of its axis outer end and variable-frequency electric arbor, and the gear of two destroyer axle heads all has one and carrier gear engagement, and carrier gear via pins are connected with bridge gear shaft, bridge gear shaft is connected on truncated rectangular pyramids shape hopper outer wall through bearing and bracing frame, engagement when carrier gear axle head also has the sector gear of a gear and variable-frequency electric machine shaft end to rotate.
2. the electrodynamic mechanical type truncated rectangular pyramids shape hopper that a kind of concrete mixing plant according to claim 1 uses, it is characterized in that: described seesaw has two pieces, through support be connected in truncated rectangular pyramids shape hopper relative to two inwalls on, and be flexibly connected with the little axle on seesaw through the 3rd drive link, between the upside of every piece of seesaw and the left and right sides and truncated rectangular pyramids shape bucket wall, the protective cover through energy breathing is connected, seesaw is internally provided with electric boiling plate, and this electric boiling plate is connected with temperature controller through wire.
3. the electrodynamic mechanical type truncated rectangular pyramids shape hopper that a kind of concrete mixing plant according to claim 1 uses, it is characterized in that: described arc scraper plate is made up of guide post, scraper plate body, scraper plate body up knob welds on the guide bar, and the Minisize axial on guide post is connected with the Minisize axial at the angle of trapezoidal seesaw lower end through the first drive link.
4. the electrodynamic mechanical type truncated rectangular pyramids shape hopper that a kind of concrete mixing plant according to claim 1 uses, it is characterized in that: described destroyer axle is cylinder barrel shaped, one end is opening, it is inserted with electrically heated rod at opening, electrically heated rod is fixed on hemispherical flange disk through insulant, and be connected with truncated rectangular pyramids shape hopper outer wall through hemispherical flange disk and bolt, electrically heated rod is connected with temperature controller through wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081494.5A CN104608251B (en) | 2015-02-15 | 2015-02-15 | Electric mechanical quadrangular frustum pyramid shaped hopper used in concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081494.5A CN104608251B (en) | 2015-02-15 | 2015-02-15 | Electric mechanical quadrangular frustum pyramid shaped hopper used in concrete mixing plant |
Publications (2)
| Publication Number | Publication Date |
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| CN104608251A CN104608251A (en) | 2015-05-13 |
| CN104608251B true CN104608251B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510081494.5A Expired - Fee Related CN104608251B (en) | 2015-02-15 | 2015-02-15 | Electric mechanical quadrangular frustum pyramid shaped hopper used in concrete mixing plant |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104608249B (en) * | 2015-02-15 | 2016-09-28 | 张文刚 | Truncated rectangular pyramids shape electrodynamic mechanical type feed appliance |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2346149A1 (en) * | 1973-09-13 | 1975-03-27 | Karl Heinz Mueller Baumaschine | Delivery station for bulk gravel, sand or coal - has two tracks for bucket scraper bridging hopper(s) |
| GB2067905B (en) * | 1980-01-22 | 1983-07-27 | Mono Pumps Eng Ltd | Method and apparatus for producing cement or plaster |
| US4932785A (en) * | 1988-06-21 | 1990-06-12 | Bracegirdle P E | Aggregate drying system with improved aggregate dryer and mass flow apparatus |
| CN2232830Y (en) * | 1995-08-21 | 1996-08-14 | 林永森 | Shovel-loading suspension concrete mixer |
| CN201295988Y (en) * | 2008-10-28 | 2009-08-26 | 三一重工股份有限公司 | Vibrating arch breaker used for concrete mixing plant |
| CN202952380U (en) * | 2012-10-26 | 2013-05-29 | 安徽昌茂建材科技开发有限公司 | Cement mixer |
| CN203994248U (en) * | 2014-08-05 | 2014-12-10 | 成都金昊建工机械有限公司 | Concrete agitation station proportioning machine is broken husky device automatically |
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2015
- 2015-02-15 CN CN201510081494.5A patent/CN104608251B/en not_active Expired - Fee Related
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Inventor after: Zhang Jingchao Inventor after: Jiang Yongan Inventor after: Du Jianwei Inventor after: Yang Shenli Inventor after: Han Dongfang Inventor after: Zhou Xianwen Inventor after: Sun Shuangfu Inventor after: Du Ensong Inventor after: Wu Erhui Inventor after: Fu Wei Inventor after: Yan Wenyong Inventor after: Yang Jie Inventor after: Zheng Tuan Inventor after: Mao Gang Inventor after: Wang Wen Inventor after: Shen Zengyun Inventor after: Yang Jinshun Inventor after: Wang Hong Inventor after: Wang Guodong Inventor after: Ren Xinli Inventor before: Wang Fuzhou Inventor before: Wang Limei Inventor before: Zhang Lei Inventor before: Zhang Hui Inventor before: Dong Chunmin Inventor before: Wang Jinyan Inventor before: Bian Huixia Inventor before: Feng Xiao Inventor before: Jiang Li Inventor before: Li Fazhan |
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Effective date of registration: 20160913 Address after: 621700 Mianyang City, Sichuan province Jiangyou City, Lane 38, building 1, equal town 2 unit 602 room Applicant after: Mao Gang Applicant after: Wang Wen Applicant after: Shen Zengyun Applicant after: Luo Tao Address before: 476000 Henan City, Shangqiu Province Park Road, No. 1 Yiyang Road, building 304, No. 1 Applicant before: Li Delin |
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