CN202293030U - Single-horizontal-shaft vibration mixer - Google Patents
Single-horizontal-shaft vibration mixer Download PDFInfo
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- CN202293030U CN202293030U CN2011204417114U CN201120441711U CN202293030U CN 202293030 U CN202293030 U CN 202293030U CN 2011204417114 U CN2011204417114 U CN 2011204417114U CN 201120441711 U CN201120441711 U CN 201120441711U CN 202293030 U CN202293030 U CN 202293030U
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Abstract
The utility model discloses a single-horizontal-shaft vibration mixer, which comprises a machine frame, a mixing transmission device, a vibration transmission device, a vibration mixing device, a mixing driving motor and a vibration driving motor. The mixing driving motor and the vibration driving motor are both disposed on one side of the vibration mixing device or the mixing driving motor and the vibration driving motor are respectively disposed on both sides of the vibration mixing device. The mixing driving motor is connected with the vibration mixing device through the mixing transmission device, and the vibration driving motor is connected with the vibration mixing device through the vibration transmission device. The vibration mixing device comprises a mixing cylinder fixedly installed on the machine frame and a mixing mechanism horizontally disposed in the rotation center of the mixing cylinder. The mixing mechanism comprises a hollow mixing shaft installed in the mixing cylinder through a bearing and a plurality of mixing units fixedly installed on the outer wall of the hollow mixing shaft. The single-horizontal-shaft vibration mixer is simple in structure, reasonable in design, convenient to use and operate and capable of enabling concrete mixture to be even macroscopically and microscopically in a short time, and improves a low-efficiency mixing area near the mixing shaft.
Description
Technical field
The utility model relates to a kind of mixer, especially relates to a kind of single horizontal axis oscillating mixer that concrete is stirred that mainly is applicable to.
Background technology
Mixer is the capital equipment that concrete stirs, and its function is to mix the 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 mixing an interior material and cut apart and promoting; 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, and 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, and this mixer is strong to the effect of material, and it is good to mix and stir quality; Productivity ratio is high; But the wearing and tearing power consumption is big, and aggregate size is had than strict restriction, is applicable to stir 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 have 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; But can find still that at microscopically 10%～30% cement granules adhesive aggregation becomes small cement group, does not promptly reach even matter on the microcosmic.Because (hydration is meant the reaction of material and water generation chemical combination to the hydration of cement; Claim aquation again; Refer generally to molecule or hydration of ion) only carry out on the surface of cement granules, if cement granules gathers group, then the area of hydration reduces; 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; Single horizontal axis mixer is a kind of forced mixer that often uses in concrete stirring is done, and it exists compound equally and is difficult to reach the uniform problem of microcosmic, and when agitating device is worked; The core speed of mixing tube near circle is low, and barrel place speed is high.In order not make concrete materials generation segregation phenomenon, the maximum line velocity of stirring vane must be restricted, generally in 1.8m/s; Therefore; At the end of mixing arm near shaft, because linear velocity is relatively low, the stirring action of material is very faint; Just form mixing inefficient zone, even stirred the dead band.The working time that this has not only delayed complete machine has stayed hidden danger of quality, and the mobile property of compound is poor in the poor efficiency district, is prone to adhere to shaft, and then produces the seize phenomenon.Along with mixer constantly to large scale development; It is increasing to mix a capacity; Mix the height of the radius size of tube much larger than stirring vane; When mixer was worked, stirring vane can only stir near one deck material of mixing an inwall like this, and the material between stirring vane and the central shaft can't well be stirred.Therefore, the mixing inefficient zone problem that big capacity is mixed tube is particularly outstanding, and mixing inefficient zone is the inherent shortcoming of conventional forced mixer structure, 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 single horizontal axis oscillating mixer is provided; It is simple in structure, reasonable in design and use easy to operate; Concrete mixture is all being reached evenly on the macroscopic view and on the microcosmic, and then and improved near the inefficient district of stirring the shaft, improved concrete mixing quality and efficient.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts is: a kind of single horizontal axis oscillating mixer; It is characterized in that: comprise frame, stirring transmission device, vibrating driver, vibration agitating device, stir drive motors and vibratory drive motor; Said stirring drive motors and vibratory drive motor all are located at a side or the said stirring drive motors of said vibration agitating device and the both sides that the vibratory drive motor is located at said vibration agitating device respectively; Said stirring drive motors is connected with the vibration agitating device through said stirring transmission device and drives and vibrates agitating device and stir; Said vibratory drive motor is connected with the vibration agitating device through vibrating driver and drives vibration agitating device generation vibration, and said stirring drive motors and vibratory drive motor all are fixed on the frame; Said vibration agitating device comprises the mixing drum that is fixedly mounted on the frame and is horizontally set on mixing drum centre of gyration position and material is promoted continuously the rabbling mechanism that circulates and stir; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft in the 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.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: said stirring transmission device comprises that decelerator, minor sprocket, hinge wheel, first stir sleeve and second and stir sleeve; The said first stirring sleeve and the second stirring sleeve are separately positioned on the right ends of mixing drum and are fixedly connected with hollow shaft right ends, and the two ends of said vibrating shaft pass first respectively and stir the sleeve and the second stirring sleeve; Said input shaft of speed reducer is connected with the output shaft of drive motors; Said minor sprocket is fixedly mounted on the output shaft of decelerator; Said hinge wheel is fixedly mounted on first and stirs on the outer wall of the sleeve or the second stirring sleeve, and said hinge wheel and minor sprocket form the chain transmission through chain.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: said vibrating driver comprises shaft coupling, the first eccentric shaft bearing sleeve, first vibration bearing, the second eccentric shaft bearing sleeve and second vibration bearing; The output shaft of said vibratory drive motor is connected with an end of vibrating shaft through shaft coupling; The said first eccentric shaft bearing sleeve and first vibration bearing all are arranged on first and stir in the sleeve; The said first capacity eccentric bearing cover is socketed on the vibrating shaft, and said first vibration bearing is installed in first capacity eccentric bearing and puts, and said first vibration bearing and first stirs sleeve and is fixedly connected; The said second eccentric shaft bearing sleeve and second vibration bearing all are arranged on second and stir in the sleeve; The said second capacity eccentric bearing cover is socketed on the vibrating shaft; Said second vibration bearing is installed in second capacity eccentric bearing and puts, and said second vibration bearing and second stirs sleeve and is fixedly connected.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: the offset between the axis of the said first eccentric shaft bearing sleeve and the axis of vibrating shaft is e1; Offset between the axis of the said second eccentric shaft bearing sleeve and the axis of vibrating shaft is e2; Said e1 and e2 are that the both-end constant amplitude of e1=e2 is eccentric, perhaps are that the both-end luffing of e1 ≠ e2 is eccentric.
Above-mentioned a kind of single horizontal axis oscillating mixer is characterized in that: the arranged outside of the said first stirring sleeve has first eccentric block that is fixedly connected on the vibrating shaft, and the arranged outside of the said second stirring sleeve has second eccentric block that is fixedly connected on the vibrating shaft.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: the left of said first eccentric block is provided with first spring bearing that is installed on the vibrating shaft; Right-hand second spring bearing that is installed on the vibrating shaft that is provided with of said second eccentric block, said first spring bearing and second spring bearing are all through being fixed on the frame in the supporting bearing base.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: the said first eccentric shaft bearing sleeve and the second eccentric shaft bearing sleeve are symmetricly set on the both sides of mixing drum; Said first stirs sleeve and second stirs the both sides that sleeve is symmetricly set on mixing drum; Said first eccentric block and second eccentric block are symmetricly set on the both sides of mixing drum, and said first spring bearing and second spring bearing are symmetricly set on the both sides of mixing drum.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: said agitating unit comprises the mixing arm that is fixedly connected on the hollow shaft outer wall and to be installed in mixing arm terminal and realize the stirring vane of material shuttling movement in mixing drum, 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 single horizontal axis oscillating mixer; It is characterized in that: be installed on the hollow shaft leftmost side agitating unit stirring vane by with the stirring material push mixing drum central authorities to and continue first stirring vane that stirs, be installed on the hollow shaft rightmost side agitating unit stirring vane for the stirring material push second stirring vane that mixing drum central authorities continue stirring to.
Above-mentioned a kind of single horizontal axis oscillating mixer; It is characterized in that: said first spring bearing and second spring bearing all are installed on the vibrating shaft through vibratory drive end internal bearing sleeve, and first eccentric block and second eccentric block all are fixedly mounted on the vibrating shaft through the eccentric block retainer plate.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design and use easy to operately, this oscillating mixer has increased the vibration effect on the basis of 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, single horizontal axis oscillating mixer can make concrete mixture all reach evenly on the macroscopic view and on the microcosmic within a short period of time, has improved the inefficient district of stirring of machine, has improved concrete mixing quality and stirring efficiency.
2, the utility model adopts the mode as vibration source such as shaft, mixing arm, stirring vane and vibrating shaft; During work, stirring vane vibrates while stirring, and it is big effectively to vibrate area; The distance that vibration is propagated is near and be evenly distributed; Less oscillation intensity just can make the compound in the mixing drum receive enough vibration effects, and therefore low to the performance requirement of bearing, bearing life guarantees easily.
3, the vibrating shaft of the utility model 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 stirring vane 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.
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 first kind of specific embodiment of the utility model.
Fig. 2 is the operation principle sketch map of second kind of specific embodiment of the utility model.
Fig. 3 is the vertical view of first kind of specific embodiment of the utility model.
Fig. 4 is the front view of first kind of specific embodiment of the utility model.
Fig. 5 is the annexation sketch map of vibrating shaft and other parts in first kind of specific embodiment of the utility model.
Description of reference numerals:
1-stirs drive motors; 2-vibratory drive motor; The 3-mixing drum;
The 4-frame; The hollow shaft of 5-; The 6-mixing arm;
The 7-stirring vane; 7-1-first stirring vane; 7-2-second stirring vane;
8-shaft end seal spare; The 9-decelerator; The 10-minor sprocket;
The 11-hinge wheel; 12-1-first stirs sleeve; 12-2-second stirs sleeve;
The 13-shaft coupling; The 14-vibrating shaft; 15-1-first spring bearing;
15-2-second spring bearing; 15-3-vibratory drive end internal bearing sleeve;
The 16-supporting bearing base; 17-1-first vibration bearing; 17-2-second vibration bearing;
The 18-first eccentric shaft bearing sleeve; The 19-second eccentric shaft bearing sleeve;
20-first eccentric block; 21-second eccentric block; The 22-chain;
23-eccentric block retainer plate; 23-eccentric block retainer plate.
The specific embodiment
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; A kind of single horizontal axis oscillating mixer; Comprise frame 4, stirring transmission device, vibrating driver, vibration agitating device, stir drive motors 1 and vibratory drive motor 2; A side or the said stirring drive motors 1 that said stirring drive motors 1 and vibratory drive motor 2 all are located at said vibration agitating device and vibratory drive motor 2 are located at the both sides of said vibration agitating device respectively; Said stirring drive motors 1 is connected with the vibration agitating device through said stirring transmission device and drives and vibrates agitating device and stir; Said vibratory drive motor 2 is connected with the vibration agitating device through vibrating driver and drives vibration agitating device generation vibration, and said stirring drive motors 1 all is fixed on the frame 4 with vibratory drive motor 2; Said vibration agitating device comprises the mixing drum that is fixedly mounted on the frame 43 and is horizontally set on mixing drum 3 centre of gyration positions and material is promoted continuously the rabbling mechanism that circulates and stir; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft 5 in the mixing drum 3 and is fixedly mounted on a plurality of agitating units on hollow shaft 5 outer walls from left to right successively; The two ends of said hollow shaft 5 pass the right ends of mixing drum 3 respectively, are provided with the vibrating shaft 14 that two ends pass mixing drum 3 right ends respectively in the said hollow shaft 5.
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; Said stirring transmission device comprises that decelerator 9, minor sprocket 10, hinge wheel 11, first stir sleeve 12-1 and second and stir sleeve 12-2; The said first stirring sleeve 12-1 and the second stirring sleeve 12-2 are separately positioned on the right ends of mixing drum 3 and are fixedly connected with hollow shaft 5 right ends, and the two ends of said vibrating shaft 14 pass first respectively and stir the sleeve 12-1 and the second stirring sleeve 12-2; The power shaft of said decelerator 9 is connected with the output shaft of drive motors 1; Said minor sprocket 10 is fixedly mounted on the output shaft of decelerator 9; Said hinge wheel 11 is fixedly mounted on second and stirs on the outer wall of sleeve 12-2, and said hinge wheel 11 forms the chain transmission with minor sprocket 10 through chain 22.
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; Said vibrating driver comprises shaft coupling 13, the first eccentric shaft bearing sleeve 18, the first vibration bearing 17-1, the second eccentric shaft bearing sleeve 19 and the second vibration bearing 17-2; The output shaft of said vibratory drive motor 2 is connected with the right-hand member of vibrating shaft 14 through shaft coupling 13; The said first eccentric shaft bearing sleeve 18 and the first vibration bearing 17-1 all are arranged on first and stir in the sleeve 12-1; The said first eccentric shaft bearing sleeve 18 is socketed on the vibrating shaft 14, and the said first vibration bearing 17-1 is installed on the first eccentric shaft bearing sleeve 18, and the said first vibration bearing 17-1 and first stirs sleeve 12-1 and is fixedly connected; The said second eccentric shaft bearing sleeve 19 and the second vibration bearing 17-2 all are arranged on second and stir in the sleeve 12-2; The said second eccentric shaft bearing sleeve 19 is socketed on the vibrating shaft 14; The said second vibration bearing 17-2 is installed on the second eccentric shaft bearing sleeve 19, and the said second vibration bearing 17-2 and second stirs sleeve 12-2 and is fixedly connected.
As shown in Figure 1; Offset between the axis of the axis of the said first eccentric shaft bearing sleeve 18 and vibrating shaft 14 is e1; Offset between the axis of the axis of the said second eccentric shaft bearing sleeve 19 and vibrating shaft 14 is e2; Said e1 and e2 are that the both-end constant amplitude of e1=e2 is eccentric, perhaps are that the both-end luffing of e1 ≠ e2 is eccentric.Because the first eccentric shaft bearing sleeve 18 and the axis of the second eccentric shaft bearing sleeve 19 and the axis disalignment of vibrating shaft 14; Therefore the hollow shaft 5 that is connected the stirring sleeve 12-1 of first on the first eccentric shaft bearing sleeve 18 through the first vibration bearing 17-1 and is fixedly connected with the first stirring sleeve 12-1 is all with respect to vibrating shaft 14 eccentric installations; And being connected second on the second eccentric shaft bearing sleeve 19 through the second vibration bearing 17-2 stirs sleeve 12-2 and stirs hollow shaft 5 that sleeve 12-2 is fixedly connected all with respect to vibrating shaft 14 eccentric installations with second; And this offset can be designed to the both-end constant amplitude off-centre of e1=e2 according to actual needs; The both-end luffing that also can be designed to e1 ≠ e2 is eccentric; Wherein, the both-end luffing off-centre of e1 ≠ e2 comprises e1=0, e2 ≠ 0, perhaps the single-ended eccentric form of e1 ≠ 0, e2=0.
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; The arranged outside of the said first stirring sleeve 12-1 has first eccentric block 20 that is fixedly connected on the vibrating shaft 14, and the arranged outside of the said second stirring sleeve 12-2 has second eccentric block 21 that is fixedly connected on the vibrating shaft 14; The balance first that is used for first eccentric block 20 and second eccentric block 21 stirs sleeve 12-1, second and stirs eccentric inertia force and the inertia couple that produces such as sleeve 12-2, hollow shaft 5, mixing arm 6 and stirring vane 7, realizes dynamic balancing to guarantee vibrating shaft 14.When real work; First eccentric block 20 and second eccentric block 21 can be when rotating at a high speed with vibrating shaft 14; Balance first stirs sleeve 12-1, second and stirs eccentric inertia force and the inertia couple that produces such as sleeve 12-2, hollow shaft 5, mixing arm 6 and stirring vane 7; And the vibrating shaft 14 that satisfies the dynamic balancing condition does not vibrate itself, has therefore eliminated the harmful effect of vibration to other parts on the machine preferably, thus the reliability and the service life of having improved machine.
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; The left of said first eccentric block 20 is provided with the first spring bearing 15-1 that is installed on the vibrating shaft 14; The right-hand second spring bearing 15-2 that is installed on the vibrating shaft 14 that is provided with of said second eccentric block 21, the said first spring bearing 15-1 and the second spring bearing 15-2 are all through 16 being fixed on the frame 4 in the supporting bearing base.
Like Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5; The said first eccentric shaft bearing sleeve 18 and the second eccentric shaft bearing sleeve 19 are symmetricly set on the both sides of mixing drum 3; Said first stirs sleeve 12-1 and second stirs the both sides that sleeve 12-2 is symmetricly set on mixing drum 3; Said first eccentric block 20 and second eccentric block 21 are symmetricly set on the both sides of mixing drum 3, and the said first spring bearing 15-1 and the second spring bearing 15-2 are symmetricly set on the both sides of mixing drum 3.
As shown in figures 1 and 3; Said agitating unit comprises the mixing arm that is fixedly connected on hollow shaft 5 outer walls 6 and to be installed in mixing arm 6 terminal and realize the stirring vane 7 of material shuttling movement in mixing drum 3, the stirring face of said stirring vane 7 and its angle of 6 of the mixing arms of installing be that the axial established angle of stirring vane is 30 °～45 °.In the present embodiment, all be connected between hollow shaft 5 and the mixing arm 6 and between mixing arm 6 and the stirring vane 7 through bolt.
As shown in Figure 3; Be installed on hollow shaft 5 leftmost sides agitating unit stirring vane by with the stirring material push mixing drum 3 central authorities to and continue the first stirring vane 7-1 that stirs, be installed on hollow shaft 5 rightmost sides agitating unit stirring vane for the stirring material push the second stirring vane 7-2 that mixing drum 3 central authorities continue stirring to.
As shown in Figure 5; The said first spring bearing 15-1 and the second spring bearing 15-2 all are installed on the vibrating shaft 14 through vibratory drive end internal bearing sleeve 15-3, and first eccentric block 20 and second eccentric block 21 all are fixedly mounted on the vibrating shaft 14 through eccentric block retainer plate 23.
In the present embodiment, be provided with shaft end seal spare 8 between the side plate at said hollow shaft 5 and mixing drum 3 two ends; The outer end that the said first stirring sleeve 12-1 and second stirs sleeve 12-2 is provided with vibration sleeve end cap 12-3; Wherein, Near first stir sleeve 12-1 vibration sleeve end cap 12-3 stir sleeve 12-1 through bolt and first and be fixedly connected, near second stir sleeve 12-2 vibration sleeve end cap 12-3 pass through bolt and vibrate sleeve end cap 12-3 and all be fixedly connected with hinge wheel 11.
Different with embodiment 1 is: said stirring drive motors 1 and vibratory drive motor 2 are located at the both sides of said vibration agitating device respectively; Said hinge wheel 11 is fixedly mounted on first and stirs on the outer wall of sleeve 12-1, and the output shaft of said vibratory drive motor 2 is connected (as shown in Figure 2) through shaft coupling 13 with the left end of vibrating shaft 14.
The course of work of the utility model is: after in each raw material input mixing drum 3 of concrete composition; Start to stir drive motors 1 and vibratory drive motor 2 simultaneously or stir drive motors delay start vibratory drive motor 2 after more than 1 seconds starting; Then stir drive motors 1 output and stir power; Drive minor sprocket 10 rotations through decelerator 9; Drive hinge wheel 11 and the stirring sleeve that is fixedly connected with it 12 rotations by the chain transmission again, thereby drive hollow shaft 5 and go up the mixing arm of installing 6 and stirring vane 7 rotations by stirring sleeve 12; Owing to form 30 °～45 ° angle between stirring vane 7 planes of living in and the hollow shaft 5; And stirring vane 7 is arranged according to specific orientation; Promptly the first stirring vane 7-1 and the second stirring vane 7-2 are for pushing material in the blade that returns of mixing drum central authorities; Remaining stirring vane pushes stir material to end, thereby realizes material shuttling movement in mixing drum 3.
Meanwhile; Vibratory drive motor 2 output vibration power; Directly drive vibrating shaft 14 rotations through shaft coupling 13, then the vibrating shaft 14 of high speed rotation forces the eccentric first stirring sleeve 12-1, second mounted thereto to stir sleeve 12-2, hollow shaft 5 and mixing arm 6 and stirring vane 7 generation vibrations; Because vibrating shaft 14 has carried out dynamic balancing design (promptly on vibrating shaft 14, being installed with first eccentric block 20 and second eccentric block 21) by mechanics principle; Therefore when vibrating shaft 14 rotations; Only be that off-centre is installed in the stirring of first on the vibrating shaft 14 sleeve 12-1, the second stirring sleeve 12-2, hollow shaft 5 and mixing arm 6 and stirring vane 7 forced vibration with vibrating shaft 14 rotations, vibration is directly delivered on the compound.
So; Under the acting in conjunction of the pressure stirring of vibrating agitating device and vibration, the concrete mixtures in the mixing drum 3 are fully stirred, after the concrete mixture in mixing drum 3 reaches evenly; Close stirring drive motors 1 simultaneously and close vibratory drive motor 2 with vibratory drive motor 2 or in former seconds of closing stirring drive motors 1 earlier; Rotate mixing drum 3 around vibrating shaft 14, when treating that mixing drum 3 is tumbled certain position, the compound that stirs just can freely draw off under self gravitation.
Single horizontal axis oscillating mixer of the utility model; The vibration agitating device not only has the pressure stirring action to compound; And the vibration effect is arranged, thereby can destroy the cement agglomerates, increase the area of cement aquation; Thereby the aquation product that makes concrete have intensity increases, and improves the concrete strength after hardening.Simultaneously under the vibration effect; Viscosity and internal friction reduce between mixture particle; Movement velocity increases, and particularly to being in the compound that stirs near inefficient district (the hollow shaft 5), its each component circulating with diffusion profile on microcosmic also all obtained reinforcement; Thereby be to eliminate to stir inefficient district, the realization rapid and uniform stirs has created very advantageous conditions.Therefore, single horizontal axis oscillating mixer can make concrete mixture all reach evenly on the macroscopic view and on the microcosmic within a short period of time, and improves the inefficient district of stirring of machine, thereby has improved concrete mixing quality and stirring efficiency.
Below be under all identical situation of concrete mix and test method; Do the contrast test of the utility model list horizontal axis oscillating mixer and common single horizontal axis mixer; Wherein, concrete design strength is C20 (20MPa), and different stirring conditions are: stir according to the design mixture proportion vibration (1); Mixing time is 38s (dry mixing 8s, wet-mixing 30s); (2) reduce cement consumption 10%, vibration was stirred when all the other component consumptions were constant, and mixing time is 38s (dry mixing 8s, wet-mixing 30s); (3) close vibrating motor (promptly stir by traditional pressure, be equivalent to common single horizontal axis mixer), mixing time is 68s (dry mixing 8s, wet-mixing 60s), and the result is as shown in table 1 in its comparative analysis.
The comparative test result contrast table of the single horizontal axis oscillating mixer of table 1 and common single horizontal axis mixer
Can find out from table 1; Adopt the utility model list horizontal axis oscillating mixer; Concrete mean compressive strength significantly improves; The standard deviation of compression strength significantly descends, and explains that the vibration stirring has effectively improved the microcosmic homogeneity that concrete mixes and stirs, and has eliminated the defective that can not reach homogeneous on the microcosmic when poor efficiency district phenomenon is arranged.Compare with common single horizontal axis mixer, adopt single horizontal axis oscillating mixer, when the concrete design mixture proportion was constant, concrete strength improved more than 10.95%, i.e. (21.58-19.45)/19.45=10.95%; When concrete strength is constant basically, approximately can practice thrift cement 10%, and mixing time shortens greatly, improved stirring efficiency.
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. single horizontal axis oscillating mixer; It is characterized in that: comprise frame (4), stirring transmission device, vibrating driver, vibration agitating device, stir drive motors (1) and vibratory drive motor (2); Said stirring drive motors (1) and vibratory drive motor (2) all are located at a side or the said stirring drive motors (1) of said vibration agitating device and the both sides that vibratory drive motor (2) is located at said vibration agitating device respectively; Said stirring drive motors (1) is connected with the vibration agitating device through said stirring transmission device and drives and vibrates agitating device and stir; Said vibratory drive motor (2) is connected with the vibration agitating device through vibrating driver and drives vibration agitating device generation vibration, and said stirring drive motors (1) and vibratory drive motor (2) all are fixed on the frame (4); The rabbling mechanism that said vibration agitating device comprises the mixing drum (3) that is fixedly mounted on the frame (4) and is horizontally set on mixing drum (3) centre of gyration position and material is promoted continuously to circulate and stirs; Said rabbling mechanism comprises through bearing and is installed in the hollow shaft (5) in the mixing drum (3) and is fixedly mounted on a plurality of agitating units on hollow shaft (5) outer wall from left to right successively; The two ends of said hollow shaft (5) pass the right ends of mixing drum (3) respectively, are provided with the vibrating shaft (14) that two ends pass mixing drum (3) right ends respectively in the said hollow shaft (5).
2. according to the described a kind of single horizontal axis oscillating mixer of claim 1; It is characterized in that: said stirring transmission device comprises that decelerator (9), minor sprocket (10), hinge wheel (11), first stir sleeve (12-1) and second and stir sleeve (12-2); The said first stirring sleeve (12-1) and the second stirring sleeve (12-2) are separately positioned on the right ends of mixing drum (3) and are fixedly connected with hollow shaft (5) right ends, and the two ends of said vibrating shaft (14) pass first respectively and stir the sleeve (12-1) and the second stirring sleeve (12-2); The power shaft of said decelerator (9) is connected with the output shaft of drive motors (1); Said minor sprocket (10) is fixedly mounted on the output shaft of decelerator (9); Said hinge wheel (11) is fixedly mounted on first and stirs on the outer wall of the sleeve (12-1) or the second stirring sleeve (12-2), and said hinge wheel (11) and minor sprocket (10) form the chain transmission through chain (22).
3. according to the described a kind of single horizontal axis oscillating mixer of claim 2; It is characterized in that: said vibrating driver comprises shaft coupling (13), the first eccentric shaft bearing sleeve (18), first vibration bearing (17-1), the second eccentric shaft bearing sleeve (19) and second vibration bearing (17-2); The output shaft of said vibratory drive motor (2) is connected with an end of vibrating shaft (14) through shaft coupling (13); Said first eccentric shaft bearing sleeve (18) and first vibration bearing (17-1) all are arranged on first and stir in the sleeve (12-1); The said first eccentric shaft bearing sleeve (18) is socketed on the vibrating shaft (14); Said first vibration bearing (17-1) is installed on the first eccentric shaft bearing sleeve (18), and said first vibration bearing (17-1) and first stirs sleeve (12-1) and is fixedly connected; Said second eccentric shaft bearing sleeve (19) and second vibration bearing (17-2) all are arranged on second and stir in the sleeve (12-2); The said second eccentric shaft bearing sleeve (19) is socketed on the vibrating shaft (14); Said second vibration bearing (17-2) is installed on the second eccentric shaft bearing sleeve (19), and said second vibration bearing (17-2) and second stirs sleeve (12-2) and is fixedly connected.
4. according to the described a kind of single horizontal axis oscillating mixer of claim 3; It is characterized in that: the offset between the axis of the axis of the said first eccentric shaft bearing sleeve (18) and vibrating shaft (14) is e1; Offset between the axis of the axis of the said second eccentric shaft bearing sleeve (19) and vibrating shaft (14) is e2; Said e1 and e2 are that the both-end constant amplitude of e1=e2 is eccentric, perhaps are that the both-end luffing of e1 ≠ e2 is eccentric.
5. according to claim 3 or 4 described a kind of single horizontal axis oscillating mixers; It is characterized in that: the arranged outside of the said first stirring sleeve (12-1) has first eccentric block (20) that is fixedly connected on the vibrating shaft (14), and the arranged outside of the said second stirring sleeve (12-2) has second eccentric block (21) that is fixedly connected on the vibrating shaft (14).
6. according to the described a kind of single horizontal axis oscillating mixer of claim 5; It is characterized in that: the left of said first eccentric block (20) is provided with first spring bearing (15-1) that is installed on the vibrating shaft (14); Right-hand second spring bearing (15-2) that is installed on the vibrating shaft (14) that is provided with of said second eccentric block (21), said first spring bearing (15-1) and second spring bearing (15-2) all are fixed on the frame (4) through (16) in the supporting bearing base.
7. according to the described a kind of single horizontal axis oscillating mixer of claim 6; It is characterized in that: the said first eccentric shaft bearing sleeve (18) and the second eccentric shaft bearing sleeve (19) are symmetricly set on the both sides of mixing drum (3); Said first stirs sleeve (12-1) and second stirs the both sides that sleeve (12-2) is symmetricly set on mixing drum (3); Said first eccentric block (20) and second eccentric block (21) are symmetricly set on the both sides of mixing drum (3), and said first spring bearing (15-1) and second spring bearing (15-2) are symmetricly set on the both sides of mixing drum (3).
8. according to claim 1,2 or 3 described a kind of single horizontal axis oscillating mixers; It is characterized in that: said agitating unit comprise be fixedly connected on the mixing arm (6) on hollow shaft (5) outer wall and be installed in mixing arm (6) terminal and realize the stirring vane (7) of material shuttling movement in mixing drum (3), the stirring face of said stirring vane (7) and its angle between the mixing arm of installing (6) be that the axial established angle of stirring vane is 30 °～45 °.
9. according to the described a kind of single horizontal axis oscillating mixer of claim 8; It is characterized in that: be installed on hollow shaft (5) leftmost side agitating unit stirring vane by with the stirring material push mixing drum (3) central authorities to and continue first stirring vane (7-1) that stirs, be installed on hollow shaft (5) rightmost side agitating unit stirring vane for the stirring material push second stirring vane (7-2) that mixing drum (3) central authorities continue stirring to.
10. according to the described a kind of single horizontal axis oscillating mixer of claim 6; It is characterized in that: said first spring bearing (15-1) and second spring bearing (15-2) all are installed on the vibrating shaft (14) through vibratory drive end internal bearing sleeve (15-3), and first eccentric block (20) and second eccentric block (21) all are fixedly mounted on the vibrating shaft (14) through eccentric block retainer plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417114U CN202293030U (en) | 2011-11-09 | 2011-11-09 | Single-horizontal-shaft vibration mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204417114U CN202293030U (en) | 2011-11-09 | 2011-11-09 | Single-horizontal-shaft vibration mixer |
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| CN202293030U true CN202293030U (en) | 2012-07-04 |
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| CN2011204417114U Expired - Fee Related CN202293030U (en) | 2011-11-09 | 2011-11-09 | Single-horizontal-shaft vibration mixer |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441941A (en) * | 2011-11-09 | 2012-05-09 | 冯忠绪 | Single horizontal shaft vibration mixer |
| CN103406994A (en) * | 2013-07-30 | 2013-11-27 | 冯世英 | Chain type mud agitator |
| CN103934901A (en) * | 2014-04-21 | 2014-07-23 | 西安德通交通科技有限公司 | Vertical shaft type vibration stirrer |
| CN103980023A (en) * | 2014-05-28 | 2014-08-13 | 西安交通大学 | Servo-controllable excited vibration device with eccentric blocks of organic fertilizer fermentation device |
| CN104772193A (en) * | 2015-04-22 | 2015-07-15 | 胡光耀 | Eccentric stirring ball mill |
| 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 |
-
2011
- 2011-11-09 CN CN2011204417114U patent/CN202293030U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441941A (en) * | 2011-11-09 | 2012-05-09 | 冯忠绪 | Single horizontal shaft vibration mixer |
| CN102441941B (en) * | 2011-11-09 | 2014-08-20 | 西安德通交通科技有限公司 | Single horizontal shaft vibration mixer |
| CN103406994A (en) * | 2013-07-30 | 2013-11-27 | 冯世英 | Chain type mud agitator |
| CN103406994B (en) * | 2013-07-30 | 2015-11-25 | 冯世英 | Chain type mud agitator |
| CN103934901A (en) * | 2014-04-21 | 2014-07-23 | 西安德通交通科技有限公司 | Vertical shaft type vibration stirrer |
| CN103934901B (en) * | 2014-04-21 | 2016-06-08 | 西安德通振动搅拌技术有限公司 | Vertical shaft type vibration stirrer |
| CN103980023A (en) * | 2014-05-28 | 2014-08-13 | 西安交通大学 | Servo-controllable excited vibration device with eccentric blocks of organic fertilizer fermentation device |
| CN103980023B (en) * | 2014-05-28 | 2016-04-13 | 西安交通大学 | A kind of servo controlled band eccentric block excited vibration device of organic fertilizer fermentation equipment |
| CN104772193A (en) * | 2015-04-22 | 2015-07-15 | 胡光耀 | Eccentric stirring ball mill |
| 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 |
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