CN202293028U - Coupler synchronous double-horizontal-shaft abrasion mixer - Google Patents
Coupler synchronous double-horizontal-shaft abrasion mixer Download PDFInfo
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- CN202293028U CN202293028U CN2011204417152U CN201120441715U CN202293028U CN 202293028 U CN202293028 U CN 202293028U CN 2011204417152 U CN2011204417152 U CN 2011204417152U CN 201120441715 U CN201120441715 U CN 201120441715U CN 202293028 U CN202293028 U CN 202293028U
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Abstract
The utility model discloses a coupler synchronous double-horizontal-shaft abrasion mixer, which comprises a frame and a vibration mixing device installed on the frame. Mixing driving and transmission devices are arranged at the left end of the abrasion mixing device, abrasion driving and transmission devices are arranged at the right end of the abrasion mixing device, the mixing driving and transmission devices and the abrasion driving and transmission devices are both installed on the frame. The vibration mixing device comprises a mixing drum and two mixing mechanisms, and each mixing mechanism comprises a hollow mixing shaft and a plurality of mixing units. Two mixing driving and transmission devices are respectively installed at the left ends of the two hollow mixing shafts, and a synchronous coupler is installed between the two mixing driving and transmission devices. Two vibration driving and transmission devices are respectively installed at the right ends of the two hollow mixing shafts and are respectively and fixedly connected with the two mixing shafts. The coupler synchronous double-horizontal-shaft abrasion mixer is simple and reasonable in structure, convenient to use, capable of enabling mixed materials to achieve evenness in both microscopic view and microcosmic view, and further mixing quality and efficiency are improved.
Description
Technical field
The utility model relates to a kind of mixer, especially relates to a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer that concrete is stirred that is mainly used in.
Background technology
Mixer is the direct equipment that the enforcement concrete stirs, and its function is to mix a material for preparing evenly and the mixture that conforms to quality requirements, and can be divided into self-dumping mixer and forced mixer two big classes according to operation principle.Self-dumping mixer is to utilize agitating device to cut apart and castering action mixing an interior material; Frictional force between material and agitating device is during less than the component of the gravity that material is glided; Material falls by deadweight, thereby makes the mutual alignment of each several part material constantly redistribute and evenly mixed and stirred.The wearing and tearing of this mixer power consumption and consumable accessory are all less, but it is violent to mix and stir insufficient strength, general only suitable stir plasticity and semi plastic concrete.Forced mixer be by the agitating device of rotation to material pressure such as shear, push, roll and dish out mix and stir effect, material is evenly stirred in violent relative motion.This mixer is strong to the effect of material, and it is good to mix and stir quality, and productivity ratio is high, but wearing and tearing are big with power consumption, and aggregate size is had than strict restriction, is applicable to stirring dry concrete and lightweight aggregate concrete.To sum up, these two kinds of mixers have his own strong points technically and economically, and China both has, but has the latter to replace the former trend.
Though self-dumping mixer and forced mixer all can make compound reach the even matter on the macroscopic view in the short period of time, can find still that at microscopically 10%～30% cement granules adhesive aggregation becomes small cement group, promptly do not reach even on the microcosmic.Because the hydration of cement is only carried out on the surface of cement granules; If cement granules gathers group; Then the area of hydration reduces, and the aquation product that makes concrete have intensity reduces, so this agglomeration of cement is having a strong impact on the raising of concrete workability and intensity.
At present, twin-shaft mixer is a kind of widely used forced stirring equipment in concrete stirring is done.As a kind of forced mixer of routine, it also exists compound and is difficult to reach the uniform problem of microcosmic, and when agitating device is worked; The speed of mixing a core near circle is low; The speed at barrel place is high, makes that mixing a uniformity of interior different annular band there are differences, and then causes mixing a centre and become the stirring low efficiency region; Delay the working time of complete machine, and stayed hidden danger of quality; On the other hand, the mobile property of compound is poor in the poor efficiency district, is prone to adhere to shaft, produces the seize phenomenon.Mixing inefficient zone is the inherent shortcoming of conventional forced mixer structures shape, and it has had a strong impact on the operation quality and the operating efficiency of mixing plant.
The utility model content
The purpose of the utility model is to overcome above-mentioned deficiency of the prior art; A kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer is provided; It is simple in structure, reasonable in design and use easy to operate; Compound is all being reached evenly on the macroscopic view and on the microcosmic, and improve near the inefficient district of stirring the shaft, thereby improve concrete mixing quality and stirring efficiency.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts is: a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: comprise frame and be fixedly mounted on the vibration agitating device on the frame; The left end of said vibration agitating device is provided with and is used to produce stirring driving and the transmission device that the stirring driving force that stirs driving force and will produce passes to said vibration agitating device; The right-hand member of said vibration agitating device is provided with vibratory drive and the transmission device that is used to produce vibratory drive power and the vibratory drive power that produces is passed to said vibration agitating device; Said stirring driving and transmission device are installed on the frame through stirring end mixing drum outer panel; Said vibratory drive and transmission device are installed on the frame through vibration end mixing drum outer panel, and said stirring end mixing drum outer panel all is fixedly connected with frame with vibration end mixing drum outer panel; Said vibration agitating device comprises that the mixing drum that is fixedly mounted on the frame promotes the rabbling mechanism that stirs continuously with being provided with in the mixing drum and to material; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft on the cylindrical shell of mixing drum and is fixedly mounted on a plurality of agitating units on the hollow shaft outer wall from left to right successively; The two ends of said hollow shaft pass the right ends of mixing drum respectively, are provided with the vibrating shaft that two ends pass the mixing drum right ends respectively in the said hollow shaft; The quantity of said rabbling mechanism is two and complete stirring system that in mixing drum, material is circulated and stirs of two rabbling mechanisms compositions, two parallel inside that are laid in mixing drum of two hollow shafts that rabbling mechanism is corresponding; The quantity of said stirring driving and transmission device is two, and two stir to drive and transmission device is installed in the left part of two hollow shafts respectively, two stir drive and transmission device between synchronous coupling is installed; The quantity of said vibratory drive and transmission device is two, and two vibratory drive and transmission device are installed in the right part of two hollow shafts respectively, and two vibratory drive and transmission device are fixedly connected with two vibrating shafts respectively.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: said two stirrings drive and transmission structures is identical and include stirring drives power source, decelerator, stirring power transmission shaft and stirs sleeve; Said input shaft of speed reducer is in transmission connection through stirring end driving-belt and said stirring driving power source; The output shaft of said decelerator is fixedly connected with an end that stirs power transmission shaft through the decelerator adapter sleeve spline housing inner with being arranged on the decelerator adapter sleeve, and the other end of said stirring power transmission shaft is fixedly connected with the stirring sleeve; The left end of said hollow shaft and vibrating shaft all is positioned at and stirs sleeve; Said hollow shaft is fixedly connected with the stirring sleeve; Be socketed with on the said vibrating shaft and stir the drive end internal bearing sleeve; Be equipped with on the said stirring drive end internal bearing sleeve and stir the drive end spring bearing, said stirring drive end internal bearing sleeve all is located at stirring drive end spring bearing and is stirred in the sleeve, and said stirring drive end spring bearing is fixedly connected with the stirring sleeve; Said synchronous coupling is installed between the stirring end driving-belt of said two stirring drivings and transmission device.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: be socketed with the stirring transmission shaft bearing on the said stirring power transmission shaft; Said stirring transmission shaft bearing is positioned at the left that stirs sleeve; Said stirring transmission shaft bearing is equipped with outward and stirs the power transmission shaft outer bearing carrier, and said stirring power transmission shaft outer bearing carrier is fixed on and stirs on the end mixing drum outer panel.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: said two vibratory drive and transmission structures identical and include the vibratory drive power source with the vibration sleeve; Said vibratory drive power source is in transmission connection through vibration end driving-belt and vibrating shaft; Said vibration jacket casing is connected on the hollow shaft that is positioned at the mixing drum right side and with hollow shaft and is fixedly connected; Be provided with the eccentric shaft bearing sleeve that is socketed on the vibrating shaft in the said vibration sleeve and be installed in the vibration bearing that capacity eccentric bearing puts, said vibration bearing is fixedly connected with the vibration sleeve.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: be socketed with vibratory drive end internal bearing sleeve on the said vibrating shaft; Said vibratory drive end internal bearing sleeve is positioned at the right-hand of vibration sleeve; On the said vibratory drive end internal bearing sleeve vibratory drive end spring bearing is installed, said vibratory drive end spring bearing is equipped with vibratory drive end outer bearing carrier outward, and said vibratory drive end outer bearing carrier is fixed on the vibration end mixing drum outer panel.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: on the said vibrating shaft and be positioned at and stir sleeve inner and be installed with and stir the end eccentric block, on the said vibrating shaft and be positioned at the vibration sleeve or be positioned at and vibrate the sleeve right side and be installed with the vibration end eccentric block.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: said agitating unit comprises the stirring vane that the mixing arm that is fixedly connected on the hollow shaft outer wall is terminal with being installed in mixing arm, and it is that the axial established angle of stirring vane is 30 °～45 ° that the stirring face of said stirring vane and its are installed angle between mixing arm.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: said two hollow shafts are respectively the first hollow shaft and the second hollow shaft; Be installed on the first hollow shaft low order end in the mixing drum agitating unit stirring vane for the stirring material be pushed into mixing drum central first return blade, first to return the axial established angle of blade corresponding with the axial established angle of the stirring vane that is installed on the second hollow shaft high order end agitating unit; Be installed on the second hollow shaft low order end in the mixing drum agitating unit stirring vane for the stirring material be pushed into mixing drum central second return blade, second to return the axial established angle of blade corresponding with the axial established angle of the stirring vane that is installed on the first hollow shaft high order end agitating unit.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer is characterized in that: it is stirring motor that said stirring drives power source, and said vibratory drive power source is a vibrating motor.
Above-mentioned a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer is characterized in that: said stirring power transmission shaft and stir between the sleeve, stir the power transmission shaft outer bearing carrier and hold between the mixing drum outer panel and all pass through bolt between vibratory drive end outer bearing carrier and the vibration end mixing drum outer panel with stirring.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design and use easy to operately, this mixer has increased the vibration effect on the basis of force stirring, during work; The vibration agitating device not only has the pressure stirring action to compound, and the vibration effect is arranged, thereby makes cement granules be in the flutter state; Destroyed the cement agglomerates; Increased the area of cement aquation, thereby the aquation product that makes concrete have intensity increases, improved the concrete strength after the sclerosis; Simultaneously under the vibration effect; Viscosity and internal friction reduce between mixture particle, and movement velocity increases, and hydrated cementitious quickens; And to being in the compound that stirs near inefficient district (shaft); Its each component circulating with diffusion profile on microcosmic also all obtained reinforcement, thereby is to eliminate to stir inefficient district, and the realization rapid and uniform stirs has created very advantageous conditions.Therefore, function is stirred in the dual horizontal shaft vibration is all reaching evenly concrete mixture within a short period of time on the macroscopic view and on the microcosmic, and improves the inefficient district of stirring of machine, thereby has improved concrete mixing quality and stirring efficiency.
2, the utility model dual horizontal shaft vibration mixer adopts the mode as vibrator such as shaft, mixing arm, stirring vane and vibrating shaft; Stirring vane vibrates while stirring; Effectively the vibration area is big, and the distance that vibration is propagated is near and be evenly distributed, and less oscillation intensity just can make the interior compound of mixing drum receive enough vibration effects; Therefore low to the performance requirement of bearing, bearing life guarantees easily.
3, the utility model vibrating shaft has carried out the dynamic balancing design by mechanics principle; When therefore working; Only be that off-centre is installed in shaft and mixing arm and the blade generation vibration on the vibrating shaft; Vibration is directly passed to compound, and the vibrating shaft itself that satisfies the dynamic balancing condition does not vibrate, and has eliminated the harmful effect of vibration to other parts of machine preferably.Simultaneously; Hollow shaft adopts the mounting structure of single-ended off-centre; The offset at vibration sleeve place is maximum; The offset that stirs the sleeve place is zero, has guaranteed that vibration can not be delivered to and stir on the parts of the direct-connected stirring drive end of sleeve, thus the reliability and the service life of having improved the mixer complete machine; In addition, though the vibration agitating device is single-ended eccentric vibration, because the specific orientation of stirring vane can promote compound and in whole mixing drum, circulate, so compound can both receive good vibration effect.
Through accompanying drawing and embodiment, the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the operation principle sketch map of the utility model.
Fig. 2 is the overall structure sketch map of the utility model.
Fig. 3 is that the utility model removes the structural representation after part stirs end mixing drum outer panel.
Fig. 4 is the structural representation after the utility model removes partial vibration end mixing drum outer panel.
Fig. 5 is the upward view of the utility model.
Fig. 6 is the A-A partial sectional view of Fig. 5.
Fig. 7 is the probability distribution curve figure of the utility model shaft coupling synchronous mode dual horizontal shaft vibration mixer and common shaft coupling synchronous mode twin-shaft mixer gained concrete test block mean compressive strength under different stirring conditions.
Description of reference numerals:
The 1-reducing motor; The 2-decelerator; 3-decelerator adapter sleeve;
4-stirs the end driving-belt; The 5-synchronous coupling; 6-stirs power transmission shaft;
7-stirs end mixing drum outer panel; 8-stirs sleeve;
The 9-frame; The 10-stirring vane; 10-1-first returns blade;
10-2-second returns blade; The 11-mixing arm; The 12-mixing drum;
13-vibration end mixing drum outer panel; 14-vibrates sleeve;
15-vibration end eccentric block; The 16-vibrating shaft; The 17-vibrating motor;
The 18-Dump gate; 19-vibration end driving-belt; The hollow shaft of 20-;
The 20-1-first hollow shaft; The 20-2-second hollow shaft;
21-stirs the end eccentric block; 22-stirs the drive end internal bearing sleeve;
The 23-vibration bearing; 24-eccentric shaft bearing sleeve;
25-stirs the drive end spring bearing; 26-vibratory drive end spring bearing;
27-vibratory drive end internal bearing sleeve; 28-stirs transmission shaft bearing;
The 29-spline housing; 30-stirs the power transmission shaft outer bearing carrier;
31-vibratory drive end outer bearing carrier.
The specific embodiment
Extremely shown in Figure 6 like Fig. 1; The utility model comprises frame 9 and is fixedly mounted on the vibration agitating device on the frame 9; The left end of said vibration agitating device is provided with and is used to produce stirring driving and the transmission device that the stirring driving force that stirs driving force and will produce passes to said vibration agitating device; The right-hand member of said vibration agitating device is provided with vibratory drive and the transmission device that is used to produce vibratory drive power and the vibratory drive power that produces is passed to said vibration agitating device; Said stirring driving and transmission device are installed on the frame 9 through stirring end mixing drum outer panel 7; Said vibratory drive and transmission device are installed on the frame 9 through vibration end mixing drum outer panel 13, and said stirring end mixing drum outer panel 7 all is fixedly connected with frame 9 with vibration end mixing drum outer panel 13; Said vibration agitating device comprises that the mixing drum that is fixedly mounted on the frame 9 12 promotes the rabbling mechanism that stirs continuously with being provided with in the mixing drum 12 and to material; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft 20 on the cylindrical shell of mixing drum 12 and is fixedly mounted on a plurality of agitating units on hollow shaft 20 outer walls from left to right successively; The two ends of said hollow shaft 20 pass the right ends of mixing drum 12 respectively, are provided with the vibrating shaft 16 that two ends pass mixing drum 12 right ends respectively in the said hollow shaft 20; The quantity of said rabbling mechanism is two and complete stirring system that in mixing drum 12, material is circulated and stirs of two rabbling mechanisms compositions, two two hollow shaft 20 parallel inside that are laid in mixing drum 12 that rabbling mechanism is corresponding; The quantity of said stirring driving and transmission device is two, and two stir to drive and transmission device is installed in the left part of two hollow shafts 20 respectively, two stir drive and transmission device between synchronous coupling 5 is installed; The quantity of said vibratory drive and transmission device is two, and two vibratory drive and transmission device are installed in the right part of two hollow shafts 20 respectively, and two vibratory drive and transmission device are fixedly connected with two vibrating shafts 16 respectively.
Like Fig. 1, Fig. 2, Fig. 3, Fig. 5 and shown in Figure 6; Said two stirrings drive and transmission structures is identical and include stirring drives power source, decelerator 2, stirs power transmission shaft 6 and stirring sleeve 8; The power shaft of said decelerator 2 is in transmission connection with said stirring driving power source through stirring end driving-belt 4; The output shaft of said decelerator 2 is fixedly connected with an end that stirs power transmission shaft 6 with the spline housings 29 that are arranged on decelerator adapter sleeve 3 inside through decelerator adapter sleeve 3, and the other end of said stirring power transmission shaft 6 is fixedly connected with stirring sleeve 8; The left end of said hollow shaft 20 and vibrating shaft 16 all is positioned at and stirs sleeve 8; Said hollow shaft 20 is fixedly connected with stirring sleeve 8; Be socketed with on the said vibrating shaft 16 and stir drive end internal bearing sleeve 22; Be equipped with on the said stirring drive end internal bearing sleeve 22 and stir drive end spring bearing 25, said stirring drive end internal bearing sleeve 22 all is located at stirring drive end spring bearing 25 and is stirred in the sleeve 8, and said stirring drive end spring bearing 25 is fixedly connected with stirring sleeve 8; Said synchronous coupling 5 is installed between the stirring end driving-belt 4 of said two stirring drivings and transmission device.During work; Drive power source (stirring motor 1) outputting power by stirring; Then the power of output is successively through stirring end driving-belt (one-level deceleration) 4, decelerator (double reduction) 2 and stirring power transmission shaft 6; Be delivered to and stir power transmission shaft 6 at last through on the bolted stirring sleeve 8, be in transmission connection with hollow shaft 20, therefore stir sleeve 8 and drive hollow shaft 20 and go up the mixing arm of installing 11 and stirring vane 10 rotations owing to stir sleeve 8; Because two stir to drive and the stirring of transmission device drives power source and is and is symmetrical set; The rotating speed size of two hollow shafts 20 that therefore driven accordingly is identical; And the synchronous coupling of installing between the stirring end driving-belt 4 of two hollow shafts 20 5 has guaranteed that two hollow shafts 20 do the synchronous backward rotation.
Like Fig. 1, Fig. 2, Fig. 3, Fig. 5 and shown in Figure 6; Be socketed with on the said stirring power transmission shaft 6 and stir transmission shaft bearing 28; Said stirring transmission shaft bearing 28 is positioned at the left that stirs sleeve 8; Said stirring transmission shaft bearing 28 outer being equipped with are stirred power transmission shaft outer bearing carrier 30, and said stirring power transmission shaft outer bearing carrier 30 is fixed on and stirs on the end mixing drum outer panel 7.
Like Fig. 1, Fig. 2, Fig. 4, Fig. 5 and shown in Figure 6; Said two vibratory drive and transmission structures identical and include the vibratory drive power source with the vibration sleeve 14; Said vibratory drive power source is in transmission connection through vibration end driving-belt 19 and vibrating shaft 16; Said vibration sleeve 14 is socketed on the hollow shaft 20 that is positioned at mixing drum 12 right sides and with hollow shaft 20 and is fixedly connected; Be provided with the eccentric shaft bearing sleeve 24 that is socketed on the vibrating shaft 16 in the said vibration sleeve 14 and be installed in the vibration bearing 23 on the eccentric shaft bearing sleeve 24, said vibration bearing 23 is fixedly connected with vibration sleeve 14.Wherein, Because the axis of eccentric shaft bearing sleeve 24 and the axis disalignment of vibrating shaft 16; Therefore the mixing drum 12 that is connected the vibration sleeve 14 on the eccentric shaft bearing sleeve 24 through vibration bearing 23 and is connected with vibration sleeve 14 is all with respect to vibrating shaft 16 eccentric installations; And this offset increases along hollow shaft 20 directions to vibration sleeve 14 from stirring sleeve 8 gradually, and the offset at vibration sleeve 14 places is maximum, and the offset that stirs sleeve 8 places is zero.During work; By vibratory drive power source (vibratory drive motor 17) outputting power; Drive vibrating shaft 16 rotations through vibration end driving-belt 19, the vibrating shaft Final 16 of rotation compels eccentric shaft mounted thereto 20 and produces vibration with mixing arm 11 and stirring vane 10 at a high speed.
Like Fig. 1, Fig. 2, Fig. 4, Fig. 5 and shown in Figure 6; Be socketed with vibratory drive end internal bearing sleeve 27 on the said vibrating shaft 16; Said vibratory drive end internal bearing sleeve 27 is positioned at the right-hand of vibration sleeve 14; On the said vibratory drive end internal bearing sleeve 27 vibratory drive end spring bearing 26 is installed, outside the said vibratory drive end spring bearing 26 vibratory drive end outer bearing carrier 31 is installed, said vibratory drive end outer bearing carrier 31 is fixed on the vibration end mixing drum outer panel 13.
Like Fig. 1, Fig. 2, Fig. 4, Fig. 5 and shown in Figure 6; On the said vibrating shaft 16 and be positioned at and stir sleeve 8 internal fixation and be equipped with and stir end eccentric block 21, on the said vibrating shaft 16 and be positioned at vibration sleeve 14 or be positioned at and vibrate sleeve 14 right sides and be installed with vibration end eccentric block 15; Stir end eccentric block 21 and vibration end eccentric block 15 in order to inertia force and inertia couple that eccentric quality such as the hollow shaft of balance 20, mixing arm 11 and stirring vane 10 produce, realize dynamic balancing to guarantee vibrating shaft 16.
Like Fig. 2, Fig. 3 and shown in Figure 4; Said agitating unit comprises the stirring vane 10 that the mixing arm that is fixedly connected on hollow shaft 20 outer walls 11 is terminal with being installed in mixing arm 11, the stirring face of said stirring vane 10 and its angle of 11 of the mixing arms of installing be that the axial established angle of stirring vane is 30 °～45 °.
Like Fig. 2, Fig. 3 and shown in Figure 4; Said two hollow shafts 20 are respectively the first hollow shaft 20-1 and the second hollow shaft 20-2; Be installed on the first hollow shaft 20-1 low order end in the mixing drum 12 agitating unit stirring vane for the stirring material be pushed into mixing drum 12 central first return blade 10-1, first to return the axial established angle of blade 10-1 corresponding with the axial established angle of the stirring vane that is installed on the second hollow shaft 20-2 high order end agitating unit; Be installed on the second hollow shaft 20-2 low order end in the mixing drum 12 agitating unit stirring vane for the stirring material be pushed into mixing drum 12 central second return blade 10-2, second to return the axial established angle of blade 10-2 corresponding with the axial established angle of the stirring vane that is installed on the first hollow shaft 20-1 high order end agitating unit.
To shown in Figure 6, it is stirring motor 1 that said stirring drives power source like Fig. 1, and said vibratory drive power source is a vibrating motor 17.
In the present embodiment, said stirring power transmission shaft 6 and stir between the sleeve 8, stir power transmission shaft outer bearing carrier 30 and hold between the mixing drum outer panel 7 and all pass through bolt between vibratory drive end outer bearing carrier 31 and the vibration end mixing drum outer panel 13 with stirring.
In the present embodiment; Because the right ends of hollow shaft 20 links to each other with vibration sleeve 14 with stirring sleeve 8 respectively; And stirring sleeve 8 links to each other with other parts that driving and transmission device are stirred in the outside; Therefore the moment of torsion of stirring motor 1 output is delivered on the hollow shaft 20, drives hollow shaft 20 rotation actings.Because the bearing holder (housing, cover) near the right-hand member (vibration end) of hollow shaft 20 is an eccentric shaft bearing sleeve 24; Bearing holder (housing, cover) near the left end of hollow shaft 20 (stirring end) is the stirring drive end internal bearing sleeve 22 of non-eccentricity, and therefore vibrator of the present invention (vibrator is formed by hollow shaft 20, mixing arm 11, stirring vane 10, vibrating shaft 16, eccentric shaft bearing sleeve 24, vibration bearing 23, vibration sleeve 14 and vibratory drive motor 17 etc.) is single-ended eccentric structure; During work, vibrating motor 17 drives vibrating shaft 16 and does rotation at a high speed, in the wobbler action of eccentric shaft bearing sleeve 24; The vibrating shaft 16 of rotation will produce very big centrifugal force at a high speed, make shaft 20 when stirring, vibrate, and promptly the cement granules in the mixing drum 12 is in the vibration state; Destroyed the agglomerates of cement; Greatly reduce viscosity and internal friction between material particles, improved stirring efficiency, reduced production cost.In the vibration whipping process; Whole vibration agitating device is mass of vibration with vibration sleeve 14, and its quality is very big, even therefore under the very little situation of offset; Because of mass of vibration is very big, excited frequency is high; Also can very big exciting force be provided to whole vibration agitating device, promptly vibrational energy is big, can improve concrete mixing quality and stirring efficiency more significantly.In addition; Because the vibrating shaft 16 of vibrator has carried out the dynamic balancing design by mechanics principle, promptly the two ends of vibrating shaft 16 are separately installed with and stir end eccentric block 21 and vibration end eccentric block 15, therefore in the vibration whipping process; Vibrating shaft 16 does not vibrate itself; I.e. vibration can not be passed on frame 9 and other parts, can eliminate the harmful effect of vibration to other parts of machine preferably, thereby improves the reliability and the service life of mixer complete machine.
In the present embodiment, the abrasion-proof backing block that it is shielded is housed on the inwall of mixing drum 12, mixing drum 12 two ends are equipped with axle end sealing device, to guarantee sealing.
The operation principle of the utility model is: after compound being dropped in the mixing drum 12; Start Vibration on Start-up motor 17 in stirring motor 1 and vibrating motor 17 or after starting stirring motor 1 several seconds simultaneously; Then two stirring motors 1 are done the synchronous backward rotation through the stirring vane 10 of two hollow shafts 20 of synchronous coupling 5 driven in synchronism and installation on it, constantly promote material and in mixing drum 12, do axially and the circulation movement (as shown in Figure 1) of between centers; Simultaneously; Vibrating motor 17 drives two vibrating shafts 16 through vibration end driving-belt 19 and does rotation at a high speed, forces eccentric vibration agitating device vibration sleeve 14, hollow shaft 20 mounted thereto and mixing arm 11 and the stirring vane 10 that is installed on the hollow shaft 20 to produce vibration.Under the acting in conjunction of the pressure stirring of vibrating agitating device and vibration, realized the full and uniform stirring of material in whole mixing drum 12 spaces.After stirring (the concrete time decides according to actual conditions) through the vibration of a period of time; Concrete mixture stirs; At this moment; Close stirring motor 1 and vibrating motor 17 simultaneously or close vibrating motor 17 in several seconds before closing stirring motor 1, open Dump gate 18 then, the compound that has stirred is drawn off.
Below be identical, do the contrast test that dual horizontal shaft vibration stirring and common double horizontal axis stir under three kinds of different stirring conditions at concrete mix:
(1) stir according to the design mixture proportion vibration, mixing time is dry mixing 8s, wet-mixing 30s;
(2) close vibrating motor and stir (being equivalent to the common double horizontal axis stirs), mixing time is dry mixing 8s, wet-mixing 60s;
(3) close vibrating motor and stir (being equivalent to the common double horizontal axis stirs), mixing time is dry mixing 8s, wet-mixing 30s.
The contrast test data that dual horizontal shaft vibration stirring and common double horizontal axis stir under above-mentioned three kinds of different stirring conditions are as shown in table 1 below, under three kind different stirring conditions the probability distribution curve figure of gained concrete test block mean compressive strength of Fig. 7 for drawing out according to 7d maturing test block mean compressive strength
.
The contrast test data of table 1 dual horizontal shaft vibration mixer and common twin-shaft mixer
Annotate: the relative error that goes up Δ M in the table and be slurry density in the concrete of same jar of time different parts; Δ G is the relative error of coarse aggregate quality in the unit volume concrete in the concrete mix of same jar different parts; Δ M and Δ G are as the deliberated index of concrete mix homogeneity; Requirement according to homogeneous concrete in " concrete mixer ": Δ M＜0.8%; Δ G＜5%, promptly the homogeneity of concrete mix is along with the relative error Δ G of coarse aggregate quality in the relative error Δ M of slurry density in the gained concrete and the unit volume concrete changes, and Δ M and Δ G are low more good more;
Be the mean compressive strength of 7d maturing test block, σ is a concrete test block mean compressive strength standard deviation, C
VBe concrete test block mean compressive strength coefficient of dispersion,
σ and C
VAs the deliberated index of the mean compressive strength of 7d maturing test block,
Big more, explain that concrete quality is good more, σ and C
VBig more, explain that quality of concrete is poor more.
Can be known (one) concrete mix homogeneity by table 1: the Δ M in the stirring condition (1), Δ G are all little than the Δ M in stirring condition (2) and (3), Δ G, explain that the concrete mix homogeneity that adopts vibration to stir gained is good; (2) 7d maturing test block mean compressive strength: the dry mixing time is identical, the wet-mixing time reduces a half when match ratio is constant, promptly under (1) and (2) stirring condition, and the concrete mean compressive strength after dual horizontal shaft vibration mixer stirs
It is about 16% that concrete mean compressive strength after stirring than common twin-shaft mixer improves, i.e. (23.047-19.875)/19.875=16.7%; The dry mixing time is all identical with the wet-mixing time when match ratio is constant, and promptly under (1) and (3) stirring condition, dual horizontal shaft vibration mixer stirs back concrete mean compressive strength
Than the concrete mean compressive strength after the common twin-shaft mixer stirring
Improve about 28%, i.e. (23.047-17.887)/17.887=28.8%; Simultaneously can know concrete σ, the C of gained under (1) stirring condition by data in the table 1
VAll than concrete σ, the C of gained under (2) and (3) stirring condition
VLittle, explain that the concrete crushing strength that adopts vibration to stir gained is high.
Fig. 7 is the probability distribution curve figure of the utility model shaft coupling synchronous mode dual horizontal shaft vibration mixer and common twin-shaft mixer gained concrete test block mean compressive strength under different stirring conditions; As can be seen from the figure, the concrete 7d maturing test block mean compressive strength
of the following gained of stirring condition (1) is than 7d maturing test block mean compressive strength
height of gained under stirring condition (2) and (3).
In sum, dual horizontal shaft vibration mixer is compared with common twin-shaft mixer, and the resulting concrete quality of dual horizontal shaft vibration mixer significantly improves; Show as the concrete crushing strength height; And good evenness, this proves absolutely that vibration is stirred in when accomplishing macroscopic view and stir, and has strengthened circulating and diffusion profile of each component of material in the poor efficiency district effectively; The concrete microcosmic uniformity is greatly improved, eliminated the microdefect when poor efficiency district phenomenon is arranged preferably; And vibration is stirred mixing time is shortened, and production efficiency improves, and production cost reduces.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Every according to the utility model technical spirit to any simple modification, change and equivalent structure transformation that above embodiment did, all still belong in the protection domain of the utility model technical scheme.
Claims (10)
1. shaft coupling synchronous mode dual horizontal shaft vibration mixer; It is characterized in that: comprise frame (9) and be fixedly mounted on the vibration agitating device on the frame (9); The left end of said vibration agitating device is provided with and is used to produce stirring driving and the transmission device that the stirring driving force that stirs driving force and will produce passes to said vibration agitating device; The right-hand member of said vibration agitating device is provided with vibratory drive and the transmission device that is used to produce vibratory drive power and the vibratory drive power that produces is passed to said vibration agitating device; Said stirring driving and transmission device are installed on the frame (9) through stirring end mixing drum outer panel (7); Said vibratory drive and transmission device are installed on the frame (9) through vibration end mixing drum outer panel (13), and said stirring end mixing drum outer panel (7) all is fixedly connected with frame (9) with vibration end mixing drum outer panel (13); The rabbling mechanism that said vibration agitating device comprises the mixing drum (12) that is fixedly mounted on the frame (9) and is provided with in the mixing drum (12) and material promoted continuously stir; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft (20) on the cylindrical shell of mixing drum (12) and is fixedly mounted on a plurality of agitating units on hollow shaft (20) outer wall from left to right successively; The two ends of said hollow shaft (20) pass the right ends of mixing drum (12) respectively, are provided with the vibrating shaft (16) that two ends pass mixing drum (12) right ends respectively in the said hollow shaft (20); The quantity of said rabbling mechanism is two and complete stirring system that in mixing drum (12), material is circulated and stirs of two rabbling mechanisms compositions, two parallel inside that are laid in mixing drum (12) of two hollow shafts (20) that rabbling mechanism is corresponding; The quantity of said stirring driving and transmission device is two, and two stir to drive and transmission device is installed in the left part of two hollow shafts (20) respectively, two stir drive and transmission device between synchronous coupling (5) is installed; The quantity of said vibratory drive and transmission device is two, and two vibratory drive and transmission device are installed in the right part of two hollow shafts (20) respectively, and two vibratory drive and transmission device are fixedly connected with two vibrating shafts (16) respectively.
2. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 1; It is characterized in that: said two stirrings drive and transmission structures is identical and include stirring drives power source, decelerator (2), stirs power transmission shaft (6) and stirring sleeve (8); The power shaft of said decelerator (2) is in transmission connection with said stirring driving power source through stirring end driving-belt (4); The output shaft of said decelerator (2) is fixedly connected with an end that stirs power transmission shaft (6) through decelerator adapter sleeve (3) spline housing (29) inner with being arranged on decelerator adapter sleeve (3), and the other end of said stirring power transmission shaft (6) is fixedly connected with stirring sleeve (8); The left end of said hollow shaft (20) and vibrating shaft (16) all is positioned at and stirs sleeve (8); Said hollow shaft (20) is fixedly connected with stirring sleeve (8); Be socketed with on the said vibrating shaft (16) and stir drive end internal bearing sleeve (22); Be equipped with on the said stirring drive end internal bearing sleeve (22) and stir drive end spring bearing (25); Said stirring drive end internal bearing sleeve (22) and stirring drive end spring bearing (25) all are located at and are stirred in the sleeve (8), and said stirring drive end spring bearing (25) is fixedly connected with stirring sleeve (8); Said synchronous coupling (5) is installed between the stirring end driving-belt (4) of said two stirring drivings and transmission device.
3. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 2; It is characterized in that: be socketed with on the said stirring power transmission shaft (6) and stir transmission shaft bearing (28); Said stirring transmission shaft bearing (28) is positioned at the left that stirs sleeve (8); Outer being equipped with of said stirring transmission shaft bearing (28) stirred power transmission shaft outer bearing carrier (30), and said stirring power transmission shaft outer bearing carrier (30) is fixed on and stirs on the end mixing drum outer panel (7).
4. according to claim 1,2 or 3 described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixers; It is characterized in that: said two vibratory drive and transmission structures identical and include the vibratory drive power source with the vibration sleeve (14); Said vibratory drive power source is in transmission connection through vibration end driving-belt (19) and vibrating shaft (16); Said vibration sleeve (14) is socketed in the hollow shaft (20) that is positioned at mixing drum (12) right side and goes up and be fixedly connected with hollow shaft (20); Be provided with the eccentric shaft bearing sleeve (24) that is socketed on the vibrating shaft (16) in the said vibration sleeve (14) and be installed in the vibration bearing (23) on the eccentric shaft bearing sleeve (24), said vibration bearing (23) is fixedly connected with vibration sleeve (14).
5. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 4; It is characterized in that: be socketed with vibratory drive end internal bearing sleeve (27) on the said vibrating shaft (16); Said vibratory drive end internal bearing sleeve (27) is positioned at the right-hand of vibration sleeve (14); Vibratory drive end spring bearing (26) is installed on the said vibratory drive end internal bearing sleeve (27); Said vibratory drive end spring bearing (26) is outer to be equipped with vibratory drive end outer bearing carrier (31), and said vibratory drive end outer bearing carrier (31) is fixed on the vibration end mixing drum outer panel (13).
6. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 5; It is characterized in that: said vibrating shaft (16) is gone up and is positioned at and stirs sleeve (8) internal fixation and be equipped with and stir end eccentric block (21), and said vibrating shaft (16) is gone up and is positioned at vibration sleeve (14) or is positioned at and vibrates sleeve (14) right side and be installed with vibration end eccentric block (15).
7. according to claim 1 or 2 described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixers; It is characterized in that: said agitating unit comprises and is fixedly connected on the mixing arm (11) on hollow shaft (20) outer wall and is installed in the terminal stirring vane (10) of mixing arm (11), the stirring face of said stirring vane (10) and its angle between the mixing arm of installing (11) be that the axial established angle of stirring vane is 30 °～45 °.
8. according to claim 1 or 2 described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixers; It is characterized in that: said two hollow shafts (20) are respectively the first hollow shaft (20-1) and the second hollow shaft (20-2); Be installed on first hollow shaft (20-1) low order end in the mixing drum (12) agitating unit stirring vane for the stirring material be pushed into mixing drum (12) central first return blade (10-1), first to return the axial established angle of blade (10-1) corresponding with the axial established angle of the stirring vane that is installed on second hollow shaft (20-2) the high order end agitating unit; Be installed on second hollow shaft (20-2) low order end in the mixing drum (12) agitating unit stirring vane for the stirring material be pushed into mixing drum (12) central second return blade (10-2), second to return the axial established angle of blade (10-2) corresponding with the axial established angle of the stirring vane that is installed on first hollow shaft (20-1) the high order end agitating unit.
9. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 4, it is characterized in that: it is stirring motor (1) that said stirring drives power source, and said vibratory drive power source is vibrating motor (17).
10. according to the described a kind of shaft coupling synchronous mode dual horizontal shaft vibration mixer of claim 5, it is characterized in that: said stirring power transmission shaft (6) and stir between the sleeve (8), stir power transmission shaft outer bearing carrier (30) and hold between the mixing drum outer panel (7) and all pass through bolt between vibratory drive end outer bearing carrier (31) and the vibration end mixing drum outer panel (13) with stirring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417152U CN202293028U (en) | 2011-11-09 | 2011-11-09 | Coupler synchronous double-horizontal-shaft abrasion mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417152U CN202293028U (en) | 2011-11-09 | 2011-11-09 | Coupler synchronous double-horizontal-shaft abrasion mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293028U true CN202293028U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204417152U Expired - Fee Related CN202293028U (en) | 2011-11-09 | 2011-11-09 | Coupler synchronous double-horizontal-shaft abrasion mixer |
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| CN (1) | CN202293028U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441940A (en) * | 2011-11-09 | 2012-05-09 | 冯忠绪 | Synchronous double-horizontal-shaft vibration stirrer with couplings |
| CN104589506A (en) * | 2015-01-09 | 2015-05-06 | 广西大学 | Nonlinear multi-frequency vibration concrete mixer |
| CN104589502A (en) * | 2015-01-23 | 2015-05-06 | 长安大学 | Double-horizontal-shaft continuous stirrer with oppositely arranged inner and outer stirring units |
| CN104827574A (en) * | 2015-05-08 | 2015-08-12 | 西安德通振动搅拌技术有限公司 | Forcing type vibration stirring machine |
| CN106476122A (en) * | 2016-11-28 | 2017-03-08 | 河南省众邦伟业科技有限公司 | Side vibrating device assembly |
| CN106553270A (en) * | 2017-01-16 | 2017-04-05 | 许昌德重工科技有限公司 | A kind of segmentation twin-shaft mixer |
| CN108656347A (en) * | 2018-03-30 | 2018-10-16 | 许昌德通振动搅拌技术有限公司 | Eccentric shaft type vibration stirrer |
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2011
- 2011-11-09 CN CN2011204417152U patent/CN202293028U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441940A (en) * | 2011-11-09 | 2012-05-09 | 冯忠绪 | Synchronous double-horizontal-shaft vibration stirrer with couplings |
| WO2013067864A1 (en) * | 2011-11-09 | 2013-05-16 | 西安德通交通科技有限公司 | Coupling-synchronised vibrating stirrer with two horizontal axes |
| CN102441940B (en) * | 2011-11-09 | 2014-03-12 | 西安德通交通科技有限公司 | Synchronous double-horizontal-shaft vibration stirrer with couplings |
| CN104589506A (en) * | 2015-01-09 | 2015-05-06 | 广西大学 | Nonlinear multi-frequency vibration concrete mixer |
| CN104589502A (en) * | 2015-01-23 | 2015-05-06 | 长安大学 | Double-horizontal-shaft continuous stirrer with oppositely arranged inner and outer stirring units |
| CN104827574A (en) * | 2015-05-08 | 2015-08-12 | 西安德通振动搅拌技术有限公司 | Forcing type vibration stirring machine |
| CN106476122A (en) * | 2016-11-28 | 2017-03-08 | 河南省众邦伟业科技有限公司 | Side vibrating device assembly |
| CN106476122B (en) * | 2016-11-28 | 2019-06-14 | 河南省众邦伟业科技有限公司 | Side vibrating device assembly |
| CN106553270A (en) * | 2017-01-16 | 2017-04-05 | 许昌德重工科技有限公司 | A kind of segmentation twin-shaft mixer |
| CN106553270B (en) * | 2017-01-16 | 2022-07-22 | 许昌德通振动搅拌机械有限公司 | Sectional double-horizontal-shaft stirrer |
| CN108656347A (en) * | 2018-03-30 | 2018-10-16 | 许昌德通振动搅拌技术有限公司 | Eccentric shaft type vibration stirrer |
| CN108656347B (en) * | 2018-03-30 | 2023-12-08 | 德通智能科技股份有限公司 | Eccentric shaft type vibration mixer |
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Effective date of registration: 20120612 Address after: 710075 B, gate 1, Kam Yip Road, 10912, Kam Yip Road, hi tech Zone, Shaanxi, Xi'an Patentee after: Xi'an Detong Traffic Technology Co.,Ltd. Address before: 710064 Xi'an, South Shaanxi, the Second Ring Road No. 33 Patentee before: Feng Zhongxu |
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