CN202862397U - Shaft-less double-helix concrete mixer - Google Patents

Shaft-less double-helix concrete mixer Download PDF

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Publication number
CN202862397U
CN202862397U CN 201220540476 CN201220540476U CN202862397U CN 202862397 U CN202862397 U CN 202862397U CN 201220540476 CN201220540476 CN 201220540476 CN 201220540476 U CN201220540476 U CN 201220540476U CN 202862397 U CN202862397 U CN 202862397U
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CN
China
Prior art keywords
connecting rod
spiral arm
mixing
helix
stirring vane
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Expired - Fee Related
Application number
CN 201220540476
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Chinese (zh)
Inventor
张旭
翁军良
潘旭磊
李奇
李伟
徐鹏杰
孔鲜宁
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Changan University
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Changan University
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Priority to CN 201220540476 priority Critical patent/CN202862397U/en
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Publication of CN202862397U publication Critical patent/CN202862397U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a shaft-less double-helix concrete mixer. The shaft-less double-helix concrete mixer comprises a mixing drum, a discharging gate and a mixing drive mechanism, and further comprises reverse double-helix mixing mechanisms which are arranged in the mixing drum, wherein each of the two reverse double-helix mixing mechanisms comprises a first helical arm, a second helical arm, a left connecting rod and a right connecting rod, wherein a first primary mixing blade is arranged on the first helical arm; a second primary mixing blade is arranged on the second helical arm; the left end of the first helical arm and the left end of the second helical arm are connected by the left connecting rod and then are arranged at the left side of the mixing drum; the right end of the first helical arm and the right end of the second helical arm are connected by the right connecting rod and then are arranged at the right side of the mixing drum; left mixing units are arranged on the left connecting rod at the positions close to the left ends of the first helical arm and the second helical arm; and right mixing units are arranged on the right connecting rod at the positions close to the right ends of the first helical arm and the second helical arm. According to the shaft-less double-helix concrete mixer disclosed by the utility model, the effective mixing region is large; the concrete hardly causes journal sticking or is agglomerated; the mixing efficiency is high; and the energy consumption is low.

Description

A kind of shaftless double-helix concrete mixer
Technical field
The utility model relates to a kind of concrete mixer, especially relates to a kind of shaftless double-helix concrete mixer.
Background technology
At present, domestic existing concrete batch plant generally adopts double-horizontal forced concrete agitator, owing to being subjected to the restriction of stirring theory, it is generally rounded that it mixes cylinder, the shaft of horizontal positioned is by the mixing drum center, mixing arm radially is fixed on the shaft, and stirring vane is installed in the mixing arm outer end.Shaft is when rotating, and every linear velocity and radius are proportional on the mixing arm, therefore in the place near shaft, stirs linear velocity very low, forms mixing inefficient zone.Mixing inefficient zone easily makes a large amount of cement of bonding on two shafts and produces " seize " phenomenon, and the seize of mixing plant will cause the decline of mixing quality and stirring efficiency, in the situation that the concrete whipping performance of the identical impact of mixing time.In addition, the rotation of shaft is to rotate for mixing arm and the stirring vane that drives on it, but shaft self accounts for the most of weight of mixing component, this has increased the stirring driving-energy, the mixing arm that distributes on the shaft simultaneously and paddle sector-meeting make shaft generation distortion in various degree, the vibration when causing mixer work.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, a kind of shaftless double-helix concrete mixer is provided, it is simple in structure, reasonable in design, the problem that the easy seize of concrete lumps in the time of effectively solving existing double-horizontal forced concrete agitator stirring, stirring efficiency is low stirs effective district greatly simultaneously, and concrete is difficult for seize and lumps, stirring efficiency is high, and energy consumption is low.
For achieving the above object, the technical solution adopted in the utility model is: a kind of shaftless double-helix concrete mixer, comprise mixing drum, Dump gate and stirring driving machine structure, described Dump gate is arranged on the bottom of mixing drum, the quantity of described stirring driving machine structure is outside one side that two and two stirring driving machine structures all are arranged on mixing drum, it is characterized in that: also comprise the reverse double-helix rabbling mechanism that is arranged on mixing drum inside, the quantity of described reverse double-helix rabbling mechanism is two and complete stirring system that material is carried out circulation stirring in mixing drum of two reverse double-helix rabbling mechanisms compositions, two described reverse double-helix rabbling mechanisms be arranged in parallel, and two described reverse double-helix rabbling mechanisms drive by two stirring driving machine structures respectively and stir; Described reverse double-helix rabbling mechanism comprises the first spiral arm, the second spiral arm, left connecting rod and right connecting rod, described the first spiral arm and the second spiral arm oppositely arrange, the first main stirring vane is installed on described the first spiral arm, the second main stirring vane is installed on described the second spiral arm, the described first main stirring vane and the second main stirring vane oppositely arrange, described the first spiral arm be connected the left side that is rotatably installed in mixing drum after the left end of spiral arm connects by left connecting rod, described the first spiral arm be connected the right side that is rotatably installed in mixing drum after the right-hand member of spiral arm connects by right connecting rod, on the described left connecting rod and near the left end of the first spiral arm and the left end of close the second spiral arm left agitating unit is installed all, on the described right connecting rod and near the right-hand member of the first spiral arm and the right-hand member of close the second spiral arm right agitating unit is installed all.
Above-mentioned a kind of shaftless double-helix concrete mixer, it is characterized in that: described left agitating unit is terminal and left side stirring vane two parts that stirs material is pushed into mixing drum central authorities are formed by being fixedly connected on the left side mixing arm on the left connecting rod and being installed in the left side mixing arm, described right agitating unit by be fixedly connected on the right connecting rod the right side mixing arm be installed in right side mixing arm end and right side stirring vane two parts that the stirring material is pushed into mixing drum central authorities formed.
Above-mentioned a kind of shaftless double-helix concrete mixer, it is characterized in that: be installed on the described left connecting rod and near the left stirring vane of the left agitating unit of the first spiral arm left end be installed on right connecting rod on and corresponding near the established angle of the right stirring vane of the right agitating unit of the first spiral arm right-hand member, be installed on the described left connecting rod and near the left stirring vane of the left agitating unit of the second spiral arm left end be installed on right connecting rod on and the established angle of the right stirring vane of the right agitating unit of close the second spiral arm right-hand member corresponding.
Above-mentioned a kind of shaftless double-helix concrete mixer is characterized in that: described stirring driving machine structure is comprised of with the decelerator that is fixedly connected with motor output shaft motor, and the output shaft of described decelerator is fixedly connected with right connecting rod.
Above-mentioned a kind of shaftless double-helix concrete mixer is characterized in that: between the described first main stirring vane and the first spiral arm, between the second main stirring vane and the second spiral arm, between left side stirring vane and the left connecting rod and all be bolted to connection between right side stirring vane and the right connecting rod.
The utility model compared with prior art has the following advantages:
1, the utility model adopts the reverse double-helix rabbling mechanism to replace two shafts and several mixing arm of existing double-horizontal forced concrete agitator, therefore, fundamentally solved " seize " problem of existing double-horizontal forced concrete agitator, and greatly improved stirring efficiency, also avoided because of " seize " needed flushing work simultaneously, reduced operating personnel's the amount of labour, also saved water, also reduce the part cement material because of " seize " waste, avoided environmental pollution.
2, the utility model adopts the reverse double-helix rabbling mechanism to replace two shafts and several mixing arm of existing double-horizontal forced concrete agitator, greatly alleviated the weight of original double-horizontal forced concrete agitator, thereby reduced the distortion that deadweight causes, vibration when having reduced mixer work has also reduced energy consumption simultaneously.
3, the utility model adopts the reverse double-helix rabbling mechanism to replace two shafts and several mixing arm of existing double-horizontal forced concrete agitator, having increased stirring work effectively distinguishes, improve stirring efficiency, under identical mixing time, improved concrete performance.
4, the utility model scope of application is wide, except can be used for concrete-agitating, also can be used as Stabilized Soil mixing equipment, marble material mixing plant, gangue material mixing plant, coal slime material mixing plant, rubbish and hazardous waste mixing plant etc.
Below by drawings and Examples, the utility model is described in further detail.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is upward view of the present utility model.
Description of reference numerals:
The specific embodiment
As shown in Figure 1 to Figure 3, the utility model comprises mixing drum 4, Dump gate 9 and stirring driving machine structure, described Dump gate 9 is arranged on the bottom of mixing drum 4, the quantity of described stirring driving machine structure is outside one side that two and two stirring driving machine structures all are arranged on mixing drum 4, also comprise the reverse double-helix rabbling mechanism that is arranged on mixing drum 4 inside, the quantity of described reverse double-helix rabbling mechanism is that two and two reverse double-helix rabbling mechanisms form one at the mixing drum 4 interior complete stirring systems that material carried out circulation stirring, two described reverse double-helix rabbling mechanisms be arranged in parallel, and two described reverse double-helix rabbling mechanisms drive by two stirring driving machine structures respectively and stir; Described reverse double-helix rabbling mechanism comprises the first spiral arm 1-1, the second spiral arm 1-2, left connecting rod 8-1 and right connecting rod 8-2, described the first spiral arm 1-1 and the second spiral arm 1-2 oppositely arrange, the first main stirring vane 2-1 is installed on described the first spiral arm 1-1, the second main stirring vane 2-2 is installed on described the second spiral arm 1-2, the described first main stirring vane 2-1 and the second main stirring vane 2-2 oppositely arrange, described the first spiral arm 1-1 be connected the left side that is rotatably installed in mixing drum 4 after the left end of spiral arm 1-2 connects by left connecting rod 8-1, described the first spiral arm 1-1 be connected the right side that is rotatably installed in mixing drum 4 after the right-hand member of spiral arm 1-2 connects by right connecting rod 8-2, described left connecting rod 8-1 upward and near the left end of the first spiral arm 1-1 and the left end of close the second spiral arm 1-2 all is equipped with left agitating unit, and the right-hand member of upper and close the first spiral arm 1-1 of described right connecting rod 8-2 and the right-hand member of close the second spiral arm 1-2 all are equipped with right agitating unit.
As shown in Figure 2, described left agitating unit is terminal and left side stirring vane 7-1 two parts that stirs material is pushed into mixing drum 4 central authorities are formed by being fixedly connected on the left side mixing arm 3-1 on the left connecting rod 8-1 and being installed in left side mixing arm 3-1, described right agitating unit by be fixedly connected on the right connecting rod 8-2 right side mixing arm 3-2 be installed in right side mixing arm 3-2 end and right side stirring vane 7-2 two parts that the stirring material is pushed into mixing drum 4 central authorities formed; Be installed on described left connecting rod 8-1 upper and near the left stirring vane of the left agitating unit of the first spiral arm 1-1 left end with to be installed on right connecting rod 8-2 upper and corresponding near the established angle of the right stirring vane of the right agitating unit of the first spiral arm 1-1 right-hand member, be installed on described left connecting rod 8-1 upper and near the left stirring vane of the left agitating unit of the second spiral arm 1-2 left end be installed on right connecting rod 8-2 upward and the established angle of the right stirring vane of the right agitating unit of close the second spiral arm 1-2 right-hand member corresponding.
As shown in Figure 1 to Figure 3, described stirring driving machine structure is comprised of with the decelerator 6 that is fixedly connected with motor 5 output shafts motor 5, and the output shaft of described decelerator 6 is fixedly connected with right connecting rod 8-2.
In the present embodiment, between the described first main stirring vane 2-1 and the first spiral arm 1-1, between the second main stirring vane 2-2 and the second spiral arm 1-2, between left side stirring vane 7-1 and the left connecting rod 8-1 and all be bolted to connection between right side stirring vane 7-2 and the right connecting rod 8-2.
Operation principle of the present utility model is: during use, open motor 5 and decelerator 6, then the power of motor 5 outputs drives the rotation of reverse double-helix rabbling mechanism after decelerator 6 slows down, namely the first spiral arm 1-1 and the second spiral arm 1-2 all rotate, at this moment be installed in the first main stirring vane 2-1 on the first spiral arm 1-1, left agitating unit and right agitating unit all rotate, be installed in the second main stirring vane 2-2 on the second spiral arm 1-2, left agitating unit and right agitating unit all rotate, make the material in the mixing drum 4 produce gyration, and produce strong axial shearing, radial shear and extruding and convective motion, thus reach the purpose that material is stirred.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every according to the utility model technical spirit to any simple modification, change and equivalent structure transformation that above embodiment does, all still belong in the protection domain of technical solutions of the utility model.

Claims (5)

1. shaftless double-helix concrete mixer, comprise mixing drum (4), Dump gate (9) and stirring driving machine structure, described Dump gate (9) is arranged on the bottom of mixing drum (4), the quantity of described stirring driving machine structure is outside one side that two and two stirring driving machine structures all are arranged on mixing drum (4), it is characterized in that: also comprise being arranged on the inner reverse double-helix rabbling mechanism of mixing drum (4), the quantity of described reverse double-helix rabbling mechanism is two and complete stirring system that material is carried out circulation stirring in mixing drum (4) of two reverse double-helix rabbling mechanisms compositions, two described reverse double-helix rabbling mechanisms be arranged in parallel, and two described reverse double-helix rabbling mechanisms drive by two stirring driving machine structures respectively and stir; Described reverse double-helix rabbling mechanism comprises the first spiral arm (1-1), the second spiral arm (1-2), left connecting rod (8-1) and right connecting rod (8-2), described the first spiral arm (1-1) and the second spiral arm (1-2) oppositely arrange, the first main stirring vane (2-1) is installed on described the first spiral arm (1-1), the second main stirring vane (2-2) is installed on described the second spiral arm (1-2), the described first main stirring vane (2-1) and the second main stirring vane (2-2) oppositely arrange, described the first spiral arm (1-1) be connected the left side that is rotatably installed in mixing drum (4) after the left end of spiral arm (1-2) connects by left connecting rod (8-1), described the first spiral arm (1-1) be connected the right side that is rotatably installed in mixing drum (4) after the right-hand member of spiral arm (1-2) connects by right connecting rod (8-2), described left connecting rod (8-1) upward and near the left end of the first spiral arm (1-1) and the left end of close the second spiral arm (1-2) all is equipped with left agitating unit, and the right-hand member of upper and close the first spiral arm (1-1) of described right connecting rod (8-2) and the right-hand member of close the second spiral arm (1-2) all are equipped with right agitating unit.
2. according to a kind of shaftless double-helix concrete mixer claimed in claim 1, it is characterized in that: described left agitating unit forms by being fixedly connected on the left side mixing arm (3-1) on left connecting rod (8-1) and being arranged on left side mixing arm (3-1) end and the stirring material is pushed into to central left side stirring vane (7-1) two parts of mixing drum (4), and described right agitating unit forms by being fixedly connected on the right side mixing arm (3-2) on right connecting rod (8-2) and being arranged on right side mixing arm (3-2) end and the stirring material is pushed into to central right side stirring vane (7-2) two parts of mixing drum (4).
3. according to a kind of shaftless double-helix concrete mixer claimed in claim 2, it is characterized in that: be installed on described left connecting rod (8-1) upper and near the left stirring vane of the left agitating unit of the first spiral arm (1-1) left end with to be installed on right connecting rod (8-2) upper and corresponding near the established angle of the right stirring vane of the right agitating unit of the first spiral arm (1-1) right-hand member, be installed on described left connecting rod (8-1) upper and near the left stirring vane of the left agitating unit of the second spiral arm (1-2) left end be installed on right connecting rod (8-2) above and the established angle of the right stirring vane of the right agitating unit of close the second spiral arm (1-2) right-hand member corresponding.
4. according to claim 1,2 or 3 described a kind of shaftless double-helix concrete mixers, it is characterized in that: described stirring driving machine structure is comprised of with the decelerator (6) that is fixedly connected with motor (5) output shaft motor (5), and the output shaft of described decelerator (6) is fixedly connected with right connecting rod (8-2).
5. according to claim 2 or 3 described a kind of shaftless double-helix concrete mixers, it is characterized in that: between the described first main stirring vane (2-1) and the first spiral arm (1-1), between the second main stirring vane (2-2) and the second spiral arm (1-2), between left side stirring vane (7-1) and the left connecting rod (8-1) and all be bolted to connection between right side stirring vane (7-2) and the right connecting rod (8-2).
CN 201220540476 2012-10-18 2012-10-18 Shaft-less double-helix concrete mixer Expired - Fee Related CN202862397U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220540476 CN202862397U (en) 2012-10-18 2012-10-18 Shaft-less double-helix concrete mixer

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Application Number Priority Date Filing Date Title
CN 201220540476 CN202862397U (en) 2012-10-18 2012-10-18 Shaft-less double-helix concrete mixer

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CN202862397U true CN202862397U (en) 2013-04-10

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103395124A (en) * 2013-08-05 2013-11-20 新疆宇鑫混凝土有限公司 Blade connection structure of mixer screw shaft
CN103507159A (en) * 2013-10-17 2014-01-15 山推建友机械股份有限公司 Shaftless main concrete stirring machine
CN103768972A (en) * 2014-01-27 2014-05-07 黄山晶品建筑集料科技有限公司 Humidification stirring system
CN103934900A (en) * 2014-04-21 2014-07-23 西安德通交通科技有限公司 Vertical spiral shell area spatula combination agitating unit
CN106395272A (en) * 2016-09-08 2017-02-15 江苏大学 Powder food uniform heating device and method
CN106422827A (en) * 2016-08-18 2017-02-22 浙江铭叶磁材科技有限公司 Powder preparation device and preparation method for metal magnetic powder cores
CN106422856A (en) * 2016-08-18 2017-02-22 浙江铭叶磁材科技有限公司 Stirring device of metal magnetic powder core powder and use method thereof
CN110883061A (en) * 2019-12-04 2020-03-17 新晃鲁湘钡业有限公司 Barium-containing slag mud innocent treatment system
CN111152325A (en) * 2020-01-13 2020-05-15 贵州大学 Novel double-screw stirrer suitable for processing multifunctional wooden boards
CN111497023A (en) * 2020-04-26 2020-08-07 重庆佳耀商品混凝土有限公司 Concrete truck stirring tank body

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103395124A (en) * 2013-08-05 2013-11-20 新疆宇鑫混凝土有限公司 Blade connection structure of mixer screw shaft
CN103395124B (en) * 2013-08-05 2015-10-28 新疆科立机械设备有限公司 A kind of blade connection structure of mixer helical axis
CN103507159A (en) * 2013-10-17 2014-01-15 山推建友机械股份有限公司 Shaftless main concrete stirring machine
CN103768972A (en) * 2014-01-27 2014-05-07 黄山晶品建筑集料科技有限公司 Humidification stirring system
CN103934900A (en) * 2014-04-21 2014-07-23 西安德通交通科技有限公司 Vertical spiral shell area spatula combination agitating unit
CN103934900B (en) * 2014-04-21 2016-05-11 西安德通振动搅拌技术有限公司 Vertical spiral shell area spatula combination agitating unit
CN106422827A (en) * 2016-08-18 2017-02-22 浙江铭叶磁材科技有限公司 Powder preparation device and preparation method for metal magnetic powder cores
CN106422856A (en) * 2016-08-18 2017-02-22 浙江铭叶磁材科技有限公司 Stirring device of metal magnetic powder core powder and use method thereof
CN106395272A (en) * 2016-09-08 2017-02-15 江苏大学 Powder food uniform heating device and method
CN110883061A (en) * 2019-12-04 2020-03-17 新晃鲁湘钡业有限公司 Barium-containing slag mud innocent treatment system
CN111152325A (en) * 2020-01-13 2020-05-15 贵州大学 Novel double-screw stirrer suitable for processing multifunctional wooden boards
CN111497023A (en) * 2020-04-26 2020-08-07 重庆佳耀商品混凝土有限公司 Concrete truck stirring tank body

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C17 Cessation of patent right
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Granted publication date: 20130410

Termination date: 20131018