CN106640127A - Concrete pump with vibration type hopper fence - Google Patents

Concrete pump with vibration type hopper fence Download PDF

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Publication number
CN106640127A
CN106640127A CN201610926476.7A CN201610926476A CN106640127A CN 106640127 A CN106640127 A CN 106640127A CN 201610926476 A CN201610926476 A CN 201610926476A CN 106640127 A CN106640127 A CN 106640127A
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CN
China
Prior art keywords
fence
pneumatic vibrator
guide post
base plate
concrete pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610926476.7A
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Chinese (zh)
Inventor
曾华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Huayao Concrete Co Ltd
Original Assignee
Chongqing Huayao Concrete Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Huayao Concrete Co Ltd filed Critical Chongqing Huayao Concrete Co Ltd
Priority to CN201610926476.7A priority Critical patent/CN106640127A/en
Publication of CN106640127A publication Critical patent/CN106640127A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/10Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
    • E21D11/105Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/02Handling of bulk concrete specially for foundation or hydraulic engineering purposes
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04Devices for both conveying and distributing

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Paleontology (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

The invention discloses a concrete pump with a vibration type hopper fence. By adoption of the concrete pump, the problem of concrete accumulation is thoroughly solved. The concrete pump comprises a concrete stirring device, a hopper, the fence and a vibration device which comprises a pneumatic vibrator, a device used for clamping the pneumatic vibrator, and guide rods. The device used for clamping the pneumatic vibrator comprises a base plate, a clamping base and clamp pincers. The base plate is provided with a receding through hole. The clamping base is fixed to the lower end face of the base plate. The clamping pincers are fastened to the clamping base through screws to fix the pneumatic vibrator. An impact rod of the pneumatic vibrator extends upwards to penetrate through the receding through hole to be connected with the fence. The base plate is provided with a plurality of guide rod passing holes to be slidably matched with the guide rods. The upper extending ends and the lower extending ends of all the guide rods are separately sleeved with upper and lower compression springs which are axially fixed. The upper ends of all the guide rods are connected to a connecting plate which is fixed to the hopper. A mounting plate is provided with a receding passing hole used for allowing the impact rod of the pneumatic vibrator to penetrate through and extend out.

Description

Concrete pump with oscillatory type hopper fence
Technical field
The present invention relates to concreting machinery field, more particularly to a kind of concrete pump with oscillatory type hopper fence.
Background technology
Concrete pump is a kind of efficient concrete conveyer, is widely used in skyscraper, colliery, mine, tunnel The concrete workses such as road, railway, highway, bridges and culverts, harbour, water conservancy, electric power, defence engineering.It passes through pipeline by concrete continuous Cast scene is sent to, with preferable maneuverability.
Concrete pump needs dumping into concrete pump hopper for concrete conveyance tank car continuation in pump concrete Concrete, to prevent big material from entering material bin and job safety, typically can design cell structure formula at the upper surface of hopper Fence, its Main Function is to prevent the excessive material in concrete mortar from entering in material bin, while being also a kind of security protection Device, plays certain safeguard protection effect.But the setting of fence limits to a certain extent concrete and enters in material bin Speed, easily makes concrete be deposited on fence, causes concrete to overflow, and affects the transfer efficiency of concrete.
At present domestic conventional solution is that operator pushes concrete with instruments such as spades at any time, dissipates concrete Open and go forward side by side in material bin.Obviously, this working method not only increases the workload of operator, and inefficiency, also Hidden danger is left to the personal safety of workman, is unfavorable for safety in production.
Therefore, the company such as external some concrete pump manufacturers such as CIFA, on hopper fence vibrating motor is arranged Realize that fence vibrates.Vibration source (such as vibrating motor) is set specifically on fence, by direct on hopper fence The mode for arranging vibration source (such as vibrating motor) drives fence to vibrate.This fence mode of vibration improves operating efficiency, reduces Potential safety hazard, but due to need it is extra on concrete pump increase vibration source and appurtenances that some must increase, lead Causing the cost of concrete pump increases, and is unfavorable for marketing;And the working environment of concrete pump is more severe, the vibration for newly increasing Source increased to a certain extent equipment fault point, and its reliability is reduced;In addition, hopper fence upper space is limited, to coagulation The design of native pump brings difficulty;Concrete pump cleaning is also add simultaneously and safeguards inconvenient, and then increased concrete pump Maintenance cost.Therefore, above-mentioned shortcomings cause domestic concrete pump manufacturer not using this mechanism, still edge Worked with the mode of original artificial exclusion concrete, wasted time and energy, inefficiency.
The concrete pump of Patent No. ZL201010127030.0 is shaken by cam driven fence, however, this vibrations For rigid vibrations, the impact to concrete pump, hopper, fence is all very big, can substantially reduce concrete pump, hopper, fence Service life, and, the frequency of this vibrations is relatively low, and concrete piles up problem still without thoroughly solution.
The content of the invention
Present invention aims to the deficiencies in the prior art, there is provided a kind of concrete with oscillatory type hopper fence Pump, its vibrations are flexible shock, and the impact to concrete pump, hopper, fence is all very little, it is ensured that concrete pump, hopper, The service life of fence, and, the frequency that it shakes is very high, and having thoroughly solve concrete to pile up problem, makes the concrete can To rapidly enter in hopper, the smooth pumping of concrete is realized, the operating efficiency for making concrete pump is improved, and reliability is carried It is high.
The object of the present invention is achieved like this:
A kind of concrete pump with oscillatory type hopper fence, including concrete central mix plant, hopper and located at the hopper In fence, and for driving the vibrating device of the fence, the vibrating device includes pneumatic vibrator, for clamping gas The device of dynamic vibrator, guide post, the device for clamping pneumatic vibrator is made up of grip slipper and clamping clip, the folder Seat is held including base plate and gripping base, the base plate is provided with a resigning through hole and multiple guide post vias, the resigning is led to Centre of the hole position between multiple guide post vias, the gripping base is fixed on base plate lower surface, and logical positioned at stepping down Hole side, gripping base towards the one side of resigning through hole axial line is provided with an arc groove, the center of circle of the circular arc of the arc groove On the axial line of resigning through hole, it is right in opposite directions with the arc groove of gripping base that the clamping clip is provided with another arc groove Should, the radius of the arc groove of the gripping base and clamping clip is equal, the arc groove of the gripping base and clamping clip it Between pneumatic vibrator is set, clamping clip is gripped pneumatic vibrator with gripping base fastening by screw, and a pressing plate is pushed down Pneumatic vibrator lower end, pressing plate is connected by bolt and gripping base, clamping clip makes pneumatic vibrator form axially position, The impact bar of pneumatic vibrator is upward through the resigning through hole of base plate, is slidably matched respectively in each guide post via of the base plate The lower elongated end for having guide post, each guide post is cased with respectively lower compression spring, and the upper end of lower compression spring is limited in base plate, pushes Contracting lower spring end stop nut axially position, the upper elongated end of each guide post is cased with respectively compression spring, upper compression spring Lower end be limited in base plate, the positive stop lug boss axial limiting that the upper end of upper compression spring is provided with by the upper elongated end of guide post, respectively The upper end of guide post is fixedly connected respectively by nut with an installing plate, and the side of the installing plate is equipped with connecting plate, described Connecting plate is fixed on hopper, and the installing plate is provided with resigning via and passes through for the impact bar of pneumatic vibrator and stretches out, the gas The upper end of the impact bar of dynamic vibrator is installed by the fence.
Preferably, T-shaped bushing is equipped with the base plate in each guide post via, each guide post is matched somebody with somebody with T-shaped casing slip Close, the lower end of T-shaped bushing is to lower compression spring retainer.
Preferably, the radius of resigning through hole, less than the radius of arc groove on gripping base, forms axle and determines on the base plate Position ladder.
Preferably, the circular arc of the arc groove on the gripping base, clamping clip is minor arc.
Preferably, limiting gasket is respectively equipped between each lower compression spring and corresponding stop nut, it is each spacing Packing ring is respectively fitted on corresponding guide post.
Preferably, the both sides of the fence are provided with connection wall, and the connection wall upwardly extends discharge bucket, then stretch out one Section is fixedly connected with the impact bar of pneumatic vibrator.
In order to adjust the concrete of fence by gap, the concrete of pumping all size is adapted to, it is preferred that the fence Including fence frame, some blades are hinged between the crossbeam of the fence frame, each blade is parallel to each other, the left crossbeam of the fence frame Outside is provided with fixed beam, and installing space is formed between the fixed beam and left crossbeam, and the rotating shaft of each blade passes through left crossbeam Stretch in installing space and fixedly mount gear, the gear of each blade is linked together by a cingulum, the fixation Insert a latch on beam, the gear is provided with that some jacks are corresponding with latch, and the latch coordinates with each jack, for positioning The rotational angle of blade.
In order to reduce the stirring resistance of paddle, it is preferred that circumferentially fixed on the shaft of the concrete central mix plant There are some paddles, sliding spring is set between adjacent paddle, under normality, sliding spring is in compressive state, when resistance mistake When big, blade is moved axially on shaft automatically, and the abrasion of paddle is less, and service life is longer.
In the course of work, upper and lower compression spring cyclic extension, shrink, pneumatic vibrator relative to installing plate vertical tremor, Fence high-frequency vibration is realized, simultaneously because gas has compressibility, makes not sent out between the impact bar of pneumatic vibrator and fence The strong rigid shock of life, will not damage pneumatic vibrator and concrete pump.
Pressing plate is fixedly connected respectively by bolt with gripping base, clamping clip, and upper surface and the pneumatic vibrator of pressing plate connect Touch, form the impact bar axially position to pneumatic vibrator, prevent pneumatic vibrator from producing in the course of the work axially displaced, and Pressing plate is fixed for bolt, easy to disassemble and replacing.
T-shaped bushing is respectively equipped between base plate and each clamping device guide post, base plate is prevented with each clamping device guide post Contact, produces abrasion.The guide post via interior axle positioning that the miner diameter end insertion base plate of T-shaped bushing is provided with, its bigger diameter end is with Compression spring is contacted, and forms axially position and the clamping of T-shaped bushing, and T-shaped bushing is conveniently replaceable to be detachably connected, will not grind Base plate and clamping device guide post are damaged, production cost is reduced.
The arc radius of gripping base arc groove are more than the radius of resigning through hole, the circle of arc groove on the clamping clip Arc radius are equal with the arc radius of gripping base arc groove.Therefore, on clamping clip arc groove circular arc and gripping base The circular arc of arc groove is located in same circle, and the circular center of circle is located on the axial line of resigning through hole and with diameter greater than allowing The aperture of position through hole, forms a spacing ladder between gripping base, clamping clip and base plate, is easy to carry out pneumatic vibrator Axially position, then by platen clamp, locating effect is more preferable.The circular arc of arc groove is minor arc on gripping base, clamping clip, There is clearance space in fixed pneumatic vibrator between gripping base, clamping clip, connection gripping base, the spiral shell of clamping clip is tightened Bolt, clamping clip produces microdisplacement towards gripping base, beneficial to clamping pneumatic vibrator.
Description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of vibrating device in Fig. 1;
Fig. 3 is that Fig. 2 removes installing plate, the schematic top plan view of pressing plate;
Fig. 4 is the structural representation of vibrator holder in Fig. 3;
Fig. 5 is the A-A cross-sectional schematics of Fig. 4;
Fig. 6 is the structural representation of fence;
Fig. 7 is the scheme of installation of paddle.
In accompanying drawing, 1 is pneumatic vibrator, and 1a is impact bar, and 2 is guide post, and 3 is grip slipper, and 31 is base plate, and 31a is to allow Position through hole, 31b is guide post via, and 32 is gripping base, and 4 is clamping clip, and 32a, 4a are arc groove, and 5 is fence, under 6 are Compression spring, 7 is upper compression spring, and 8 is stop nut, and 9 is positive stop lug boss, and 10 is installing plate, and 10b is resigning via, and 11 are Pressing plate, 12 is T-shaped bushing, and 13 is limiting gasket, and 14 is connecting plate, and 15 is hopper;101 is fence frame, and 102 is crossbeam, and 103 are Blade, 104 is fixed beam, and 105 is gear, and 106 is cingulum, and 107 is latch, and 108 is paddle, and 109 is sliding spring.
Specific embodiment
It is a kind of concrete pump with oscillatory type hopper fence referring to Fig. 1 to Fig. 5, including concrete central mix plant, hopper With the fence in the hopper, and for driving the vibrating device of the fence, the vibrating device to include pneumatic shaking Dynamic device 1, the device for clamping pneumatic vibrator, guide post 2, the device for clamping pneumatic vibrator is by grip slipper 3 Constitute with clamping clip 4, the grip slipper 3 includes base plate 31 and gripping base 32, the base plate 31 is provided with a resigning through hole 31a and multiple guide post via 31b, resigning through hole 31a are located at the centre between multiple guide post via 31b, institute State gripping base 32 and be fixed on the lower surface of base plate 31, and positioned at resigning through hole 31a sides, gripping base 32 is towards resigning through hole The one side of 31a axial lines is provided with an arc groove 32a, and the center of circle of the circular arc of arc groove 32a is located at the axle of resigning through hole 31a On heart line, it is corresponding in opposite directions with the arc groove 32a of gripping base 32 that the clamping clip 4 is provided with another arc groove 4a, described The radius of the arc groove of gripping base 32 and clamping clip 4 is equal, between the arc groove of the gripping base 32 and clamping clip 4 Pneumatic vibrator is set, and clamping clip 4 is fastened with gripping base 32 by screw and grips pneumatic vibrator 1, a pressing plate 11 Push down the lower end of pneumatic vibrator 1, pressing plate is by bolt and gripping base 32, clamping clip 4 is connected forms pneumatic vibrator Axially position, the impact bar 1a of pneumatic vibrator is upward through the resigning through hole 31a of base plate 31, each guide post of the base plate 31 Guide post 2 is sliding combined with respectively in via 31b, and the lower elongated end of each guide post 2 is cased with respectively lower compression spring 6, lower compression The upper end of spring 6 is limited in base plate 31, the lower lower end of compression spring 6 axially position of stop nut 8, the upper extension of each guide post 2 End is cased with respectively compression spring 7, and the lower end of upper compression spring 7 is limited in base plate, and the upper end of upper compression spring 7 is by guide post 2 The axial limiting of positive stop lug boss 9 that is provided with of upper elongated end, the upper end of each guide post 2 is fixed respectively by nut with an installing plate 10 Connection, the side of the installing plate 10 is equipped with connecting plate 14, and the connecting plate 14 is fixed on hopper 15, the installing plate 10 It is provided with resigning via 10b and passes through for the impact bar 1a of pneumatic vibrator and stretches out, the upper end of the impact bar 1a of the pneumatic vibrator The fence 5 is installed.
T-shaped bushing 12 is equipped with the base plate 31 in each guide post via 31b, each guide post 2 slides with T-shaped bushing 12 Coordinate, the lower end of T-shaped bushing 12 is spacing to lower compression spring 6.
The radius of resigning through hole 31a forms axle and determines less than the radius of arc groove on gripping base 32 on the base plate 31 Position ladder.
The circular arc of the arc groove on the gripping base 32, clamping clip 4 is minor arc.
Limiting gasket 13, each limiting gasket are respectively equipped between each lower compression spring 6 and corresponding stop nut 8 13 are respectively fitted on corresponding guide post 2.
The both sides of the fence 5 are provided with connection wall, and the connection wall upwardly extends discharge bucket 15, then stretch out one section with The impact bar 1a of pneumatic vibrator 1 is fixedly connected.
The fence includes fence frame, and some blades are hinged between the crossbeam of the fence frame, and each blade is parallel to each other, institute The left cross rail outer for stating fence frame is provided with fixed beam, and installing space, each blade are formed between the fixed beam and left crossbeam Rotating shaft gear is stretched in installing space and fixedly mounted through left crossbeam, the gear of each blade is by a cingulum connection Together, a latch is inserted in the fixed beam, the gear is provided with that some jacks are corresponding with latch, and the latch is inserted with each Hole coordinates, for the rotational angle of locating blades.
Some paddles are circumferentially fixed with the shaft of the concrete central mix plant, are arranged between adjacent paddle and is slided Spring is moved, under normality, sliding spring is in compressive state, when resistance is excessive, blade is moved axially on shaft automatically, is stirred The abrasion for mixing leaf is less, and service life is longer.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate technical scheme, although logical Cross above preferred embodiment to be described in detail the present invention, it is to be understood by those skilled in the art that can be In form and in details various changes are made to it, without departing from claims of the present invention limited range.

Claims (8)

1. a kind of concrete pump with oscillatory type hopper fence, including concrete central mix plant, hopper and in the hopper Fence, and for driving the vibrating device of the fence, it is characterised in that:The vibrating device includes pneumatic vibrator (1), for the device of clamping pneumatic vibrator, guide post (2), the device for clamping pneumatic vibrator is by grip slipper (3) constitute with clamping clip (4), the grip slipper (3) includes base plate (31) and gripping base (32), and the base plate (31) is provided with One resigning through hole (31a) and multiple guide post vias (31b), the resigning through hole (31a) is located at multiple guide post vias (31b) centre between, the gripping base (32) is fixed on base plate (31) lower surface, and positioned at resigning through hole (31a) Side, gripping base (32) towards the one side of resigning through hole (31a) axial line is provided with an arc groove (32a), the arc groove (32a) center of circle of circular arc is located on the axial line of resigning through hole (31a), and the clamping clip (4) is provided with another arc groove (4a) opposite with the arc groove (32a) of gripping base (32) corresponding, the circular arc of the gripping base (32) and clamping clip (4) is recessed The radius of groove is equal, and between the gripping base (32) and the arc groove of clamping clip (4) pneumatic vibrator, clamping clip are arranged (4) by screw pneumatic vibrator (1) is gripped with gripping base (32) fastening, a pressing plate (11) pushes down pneumatic vibrator (1) lower end, pressing plate is connected by bolt and gripping base (32), clamping clip (4) makes pneumatic vibrator form axially position, The impact bar (1a) of pneumatic vibrator is upward through the resigning through hole (31a) of base plate (31), each guide post of the base plate (31) Guide post (2) is sliding combined with respectively in via (31b), and the lower elongated end of each guide post (2) is cased with respectively lower compression spring (6), the upper end of lower compression spring (6) is limited in base plate (31), lower compression spring (6) lower end stop nut (8) axially position, The upper elongated end of each guide post (2) is cased with respectively compression spring (7), and the lower end of upper compression spring (7) is limited in base plate, upper pressure Positive stop lug boss (9) axial limiting that the upper end of contracting spring (7) is provided with by the upper elongated end of guide post (2), each guide post (2) it is upper End is fixedly connected respectively by nut with an installing plate (10), and the side of the installing plate (10) is equipped with connecting plate (14), institute State connecting plate (14) to be fixed on hopper (15), the installing plate (10) is provided with resigning via (10b) for pneumatic vibrator Through stretching out, the fence (5) is installed in the upper end of the impact bar (1a) of the pneumatic vibrator to impact bar (1a).
2. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:On the base plate (31) T-shaped bushing (12) is equipped with each guide post via (31b), each guide post (2) is slidably matched with T-shaped bushing (12), T-shaped bushing (12) lower end is spacing to lower compression spring (6).
3. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:On the base plate (31) The radius of resigning through hole (31a) forms axle positioning ladder less than the radius of arc groove on gripping base (32).
4. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:The gripping base (32), the circular arc of the arc groove on clamping clip (4) is minor arc.
5. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:Each lower compression bullet Be respectively equipped with limiting gasket (13) between spring (6) and corresponding stop nut (8), each limiting gasket (13) be respectively fitted over it is right On the guide post (2) answered.
6. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:The fence (5) Both sides are provided with connection wall, the connection wall upwardly extends discharge bucket (15), then stretch out one section and rushed with pneumatic vibrator (1) Hit bar (1a) to be fixedly connected.
7. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:The fence includes grid Hurdle frame, is hinged some blades between the crossbeam of the fence frame, each blade is parallel to each other, and the left cross rail outer of the fence frame sets There is fixed beam, installing space is formed between the fixed beam and left crossbeam, the rotating shaft of each blade stretches into peace through left crossbeam Fill in space and fixedly mount gear, the gear of each blade is linked together by a cingulum, insert in the fixed beam Enter a latch, the gear is provided with that some jacks are corresponding with latch, and the latch coordinates with each jack, for locating blades Rotational angle.
8. the concrete pump with oscillatory type hopper fence according to claim 1, it is characterised in that:The concrete-agitating Some paddles are circumferentially fixed with the shaft of device, sliding spring, under normality, sliding spring are set between adjacent paddle In compressive state.
CN201610926476.7A 2016-10-24 2016-10-24 Concrete pump with vibration type hopper fence Pending CN106640127A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610926476.7A CN106640127A (en) 2016-10-24 2016-10-24 Concrete pump with vibration type hopper fence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610926476.7A CN106640127A (en) 2016-10-24 2016-10-24 Concrete pump with vibration type hopper fence

Publications (1)

Publication Number Publication Date
CN106640127A true CN106640127A (en) 2017-05-10

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ID=58820220

Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107829720A (en) * 2017-12-12 2018-03-23 贵州盘江精煤股份有限公司 A kind of down-hole gas sucking releasing gas-slag separation device
CN109049291A (en) * 2018-08-30 2018-12-21 包明伦 The hood type attachment device of pneumatic vibrator

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Publication number Priority date Publication date Assignee Title
US6817242B1 (en) * 2003-11-07 2004-11-16 Stephen M. Moran Concrete level indicator
CN200958345Y (en) * 2006-09-22 2007-10-10 陈金福 Rack and gear light-adjusting scuttle
CN201454453U (en) * 2009-07-21 2010-05-12 刘运武 Filtering crushed material stirring machine
CN102192122A (en) * 2010-03-04 2011-09-21 徐工集团工程机械股份有限公司建设机械分公司 Concrete pump
CN103949874A (en) * 2014-05-08 2014-07-30 重庆理工大学 Transition fit connection vibration-assembling device for products
CN203947779U (en) * 2014-06-25 2014-11-19 三一汽车制造有限公司 Hopper, pumping system and concrete pump
CN204346167U (en) * 2014-12-18 2015-05-20 重庆金九建材集团有限公司 The instrument of laying bricks of cement kiln refractory brick
CN204346170U (en) * 2014-12-18 2015-05-20 重庆金九建材集团有限公司 The adjustment instrument of cement kiln refractory brick adjustment iron plate
CN206376875U (en) * 2016-10-24 2017-08-04 重庆华耀混凝土有限公司 Concrete pump with oscillatory type hopper fence

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6817242B1 (en) * 2003-11-07 2004-11-16 Stephen M. Moran Concrete level indicator
CN200958345Y (en) * 2006-09-22 2007-10-10 陈金福 Rack and gear light-adjusting scuttle
CN201454453U (en) * 2009-07-21 2010-05-12 刘运武 Filtering crushed material stirring machine
CN102192122A (en) * 2010-03-04 2011-09-21 徐工集团工程机械股份有限公司建设机械分公司 Concrete pump
CN103949874A (en) * 2014-05-08 2014-07-30 重庆理工大学 Transition fit connection vibration-assembling device for products
CN203947779U (en) * 2014-06-25 2014-11-19 三一汽车制造有限公司 Hopper, pumping system and concrete pump
CN204346167U (en) * 2014-12-18 2015-05-20 重庆金九建材集团有限公司 The instrument of laying bricks of cement kiln refractory brick
CN204346170U (en) * 2014-12-18 2015-05-20 重庆金九建材集团有限公司 The adjustment instrument of cement kiln refractory brick adjustment iron plate
CN206376875U (en) * 2016-10-24 2017-08-04 重庆华耀混凝土有限公司 Concrete pump with oscillatory type hopper fence

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107829720A (en) * 2017-12-12 2018-03-23 贵州盘江精煤股份有限公司 A kind of down-hole gas sucking releasing gas-slag separation device
CN109049291A (en) * 2018-08-30 2018-12-21 包明伦 The hood type attachment device of pneumatic vibrator
CN109049291B (en) * 2018-08-30 2024-02-20 包明伦 Hoop type connecting device of pneumatic vibrator

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Application publication date: 20170510