CN203680544U - Concrete stirring host - Google Patents
Concrete stirring host Download PDFInfo
- Publication number
- CN203680544U CN203680544U CN201420063433.7U CN201420063433U CN203680544U CN 203680544 U CN203680544 U CN 203680544U CN 201420063433 U CN201420063433 U CN 201420063433U CN 203680544 U CN203680544 U CN 203680544U
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- concrete mixer
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Abstract
The utility model discloses a concrete stirring host comprising a cylindrical shell; a feeding hole of the concrete stirring host is located above one side close to the shell; a discharging hole of the concrete stirring host is located below the other side close to the shell; the shell is internally provided with two spiral shafts which are arranged in parallel; each spiral shaft is provided with spiral blades; the rotating directions of the blades on each spiral shaft are opposite within the center range of the discharging hole. The concrete stirring host disclosed by the utility model is provided with the feeding hole and the discharging hole which are eccentrically arranged in two directions, so that the blocking probability can be reduced, and meanwhile, the condition that the blades are damaged by material accumulation and blockage can not be caused. In addition, the blades rotating in opposite directions are arranged within the center range of the discharging hole of the host, so that the conveying capacity of the discharged concrete can be controlled, the conditions of self-flow and blockage can be avoided, on one hand, the convenience is provided for metering, and on the other hand, equipment is prevented from being damaged by blockage.
Description
Technical field
The utility model relates to a kind of construction material manufacturing equipment, especially a kind of concrete mixer equipment, and particularly, the utility model relates to a kind of main concrete mixer.
Background technology
Concrete mixing plant normally forms greatly by main concrete mixer, material weighing system, material-transporting system, storing material system, control system five the construction material manufacturing equipment that system and other affiliated facilities form, the cardinal principle of its work is taking cement as cementing material, the raw materials such as sandstone, lime, cinder are carried out to mix and blend, finally be made into concrete, drop into build as materials for wall and produce.
Wherein, main concrete mixer is divided into forced action type stirring and gravity type stirring by its agitating mode.Forced concrete mixer is the main flow that domestic and international concrete mixing plant uses, and it can stir the multiple concrete such as mobility, half dry and dry.Gravity type concrete stirring host mainly stirs liquid concrete, in mixing plant, seldom uses.Forced mixer is divided into main shaft planetary mixer, single horizontal shaft blender and twin-shaft mixer by version.And it is wherein especially best with the Integrated using performance of Double-horizontal-shaft forced concrete stirring host.
Certainly, because various types of concrete characteristic gaps are larger, the general quality of operating personnel is not high, causes equipment often can not produce in strict accordance with construction requirement, very easily damages.Therefore, the utility model provides a kind of improved main concrete mixer.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of main concrete mixer, to reduce or to avoid problem noted earlier.
For solving the problems of the technologies described above, the utility model proposes a kind of main concrete mixer, wherein, described main concrete mixer comprises a columnar housing, the charging aperture of described main concrete mixer is positioned at the top of a side of being partial to described housing, the discharging opening of described main concrete mixer is positioned at the below of the opposite side of being partial to described housing, two helical axis that be arranged in parallel are installed in described housing, on each described helical axis with spiral vane, the rotation direction of blade on each described helical axis in the center range of described discharging opening is contrary.
Main concrete mixer of the present utility model provides the charging aperture and the discharging opening that are biased in both direction, material enters from a side in initial, promotion through helical blade moves back and forth in whole housing, can reduce stuck probability, be unlikely to because solid accumulation stops up damaged blade simultaneously.Even and if the position of charging aperture exist carry dead angle, because discharging opening is offset to a side, can not occur yet without well-beaten concrete directly from discharging opening discharge situation, avoided concrete quality reduction.In addition, in the center range of the discharging opening of described main frame, be provided with the blade that rotation direction is contrary, the benefit arranging is like this can be in the position of discharging opening, from both sides, concrete is tightly compacted, make it keep certain tight ness rating, thereby can control the size of the concrete conveying capacity of discharging, avoid occurring gravity flow and the situation of stopping up, be convenient on the one hand metering, can avoid on the other hand equipment because obstruction damages.
Brief description of the drawings
The following drawings is only intended to the utility model to schematically illustrate and explain, does not limit scope of the present utility model.Wherein,
What what Fig. 1 showed was according to the main concrete mixer of a specific embodiment of the utility model overlooks state plane schematic diagram.
Detailed description of the invention
Understand for technical characterictic of the present utility model, object and effect being had more clearly, now contrast brief description of the drawings detailed description of the invention of the present utility model.Wherein, identical parts adopt identical label.
The utility model provides a kind of main concrete mixer that improves structure.What what Fig. 1 showed was according to the main concrete mixer of a specific embodiment of the utility model overlooks state plane schematic diagram, that is in figure, omitted other structure that forms main concrete mixer, only show improved main concrete mixer 1 main improvement structure overlook state plane schematic diagram.
As shown in Figure 1, the main concrete mixer 1 of concrete mixing plant of the present utility model comprises a columnar housing 2, the charging aperture 21 of described main concrete mixer 1 is positioned at the top of a side of being partial to described housing 2, and the discharging opening 22 of described main concrete mixer 1 is positioned at the below of the opposite side of being partial to described housing 2.The charging aperture 21 of existing main concrete mixer and discharging opening 22 are generally symmetricly set on the above and below of housing, when stirring, be also to carry out in the regional extent at charging aperture and discharging opening place, concrete materials was often deposited in the centre position of housing before stirring, be easy to stuckly, especially operate in nonstandard situation and when moisture adds deficiency, to be easy to damage stirring vane.In improved embodiment herein of the present utility model, the charging aperture 21 and the discharging opening 22 that are biased in both direction are provided, material enters from a side in initial, promotion through helical blade moves back and forth in whole housing, can reduce stuck probability, be unlikely to because solid accumulation stops up damaged blade simultaneously.
In addition, as seen from the figure, two helical axis that be arranged in parallel 3 are installed in the housing 2 of main concrete mixer 1 of the present utility model, and on each helical axis 3, with spiral vane 31, the blade 31 on described two helical axis that be arranged in parallel 3 is the mirror-image arrangement that the hand of spiral is contrary.Specifically, blade 31 forms (not shown) by mixing arm and stirring piece, stirring piece is fixed on helical axis 3 by mixing arm, and it is contrary that the blade 31 on two helical axis 3 and helical axis 3 are integrally formed two groups of hands of spiral, but the identical spiral blade 31 of helical pitch and lead angle.When work, decelerator 41,42 drives two helical axis 3 along a direction rotation by shaft joint respectively, positive and negative two groups of blades 31 on helical axis 3 stir material, due to the effect of lead angle, blade 31 while work, make material in housing 2 by a thruster to opposite side, by the do action of opposite side forced back, material is stirred fully again, thereby obtain comparatively ideal mixing effect.In previous embodiment of the present utility model, because charging aperture 21 and discharging opening 22 are that biasing arranges, therefore material is that reciprocation cycle promotes between charging aperture 21 and discharging opening 22, even if existing, the position of charging aperture 21 carries dead angle, because discharging opening 22 is offset to a side, can there is not the situation of directly discharging from discharging opening without well-beaten concrete, avoid concrete quality reduction yet.
In another specific embodiment of the present utility model, the rotation direction of the blade 31 on each described helical axis 3 in the center range of discharging opening 22 is contrary, as shown in the figure.Because the material situation in main concrete mixer 1 differs greatly, the concrete of leaving to be stirred flows out, there is sometimes the situation that flow velocity is above excessive and stop below, occur that sometimes flow velocity crosses situation slow and that stop up, for you avoid above-mentioned these situations, the present embodiment is provided with the blade 31 that rotation direction is contrary in the center range of discharging opening 22, the benefit arranging is like this can be in the position of discharging opening 22, from both sides, concrete is tightly compacted, make it keep certain tight ness rating, thereby can control the size of the concrete conveying capacity of discharging, avoid occurring gravity flow and the situation of stopping up, be convenient on the one hand metering, can avoid on the other hand equipment because obstruction damages.
In another specific embodiment of the present utility model, the blade 31 on each described helical axis 3, in the scope of charging aperture 21, becomes large by described charging aperture 21 to the pitch of described discharging opening 22 directions gradually.Further, in another specific embodiment, the blade 31 on each described helical axis 3, in the scope of charging aperture 21, becomes large by described charging aperture 21 to the diameter of described discharging opening 22 directions gradually.The object that arranges of these two specific embodiments is identical, in the scope of charging aperture 21, adopt progressive mode from charging aperture 21 to discharging opening 22 direction convey materials, avoiding mass transport, inhomogeneous to cause material knot arch to be carried not smooth, thereby prevent the material infringement equipment that results in blockage that caves in.Further, because material need to carry out reciprocation cycle stirring, therefore the blade 31 on the each helical axis 3 between charging aperture 21 and discharging opening 22 all keeps identical pitch and diameter.
Can find out from above-described embodiment of the present utility model, the utility model has carried out meticulous design along charging aperture 21 to discharging opening 22 for the helical axis 3 of main concrete mixer 1, in the corresponding helical axis part of discharging opening 22, taking discharging opening 22 center as boundary, the rotation direction of blade 31 is contrary, in the corresponding scope of charging aperture 21, the pitch in the direction that blade 31 is transferred along material becomes greatly gradually, and it is large that the diameter of blade 31 becomes gradually.Visible, the utility model is to being only contrary corresponding to the rotation direction of the blade of the corresponding helical axis part of discharging opening; And, be only corresponding to the corresponding helical axis part of charging aperture, the pitch in the direction being transferred along material becomes greatly gradually, and it is large that the diameter of blade becomes gradually.This design the overwhelming majority of whole helical axis can be adopted just as design, and only need to adopt in less part, two of helical axis different designs, this greatly reduces manufacture difficulty and the cost of helical axis.
Although it will be appreciated by those skilled in the art that the utility model is to be described according to the mode of multiple embodiment, be not that each embodiment only comprises an independently technical scheme.For the purpose of in description, so narration is only used to know; those skilled in the art should make description as a wholely to be understood, and regard technical scheme related in each embodiment as the mode that can mutually be combined into different embodiment understand protection domain of the present utility model.
The foregoing is only the schematic detailed description of the invention of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations, amendment and the combination under the prerequisite of design of the present utility model and principle, done, all should belong to the scope of the utility model protection.
Claims (1)
1. a main concrete mixer, it is characterized in that, described main concrete mixer (1) comprises a columnar housing (2), the charging aperture (21) of described main concrete mixer (1) is positioned at the top of a side of being partial to described housing (2), the discharging opening (22) of described main concrete mixer (1) is positioned at the below of the opposite side of being partial to described housing (2), two helical axis that be arranged in parallel (3) are installed in described housing (2), each described helical axis (3) is upper with spiral vane (31), the rotation direction of blade (31) on each described helical axis (3) in the center range of described discharging opening (22) is contrary.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420063433.7U CN203680544U (en) | 2014-02-12 | 2014-02-12 | Concrete stirring host |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420063433.7U CN203680544U (en) | 2014-02-12 | 2014-02-12 | Concrete stirring host |
Publications (1)
Publication Number | Publication Date |
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CN203680544U true CN203680544U (en) | 2014-07-02 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420063433.7U Expired - Fee Related CN203680544U (en) | 2014-02-12 | 2014-02-12 | Concrete stirring host |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104589498A (en) * | 2015-01-28 | 2015-05-06 | 仲杏英 | Efficient concrete mixing device |
CN109176872A (en) * | 2018-08-07 | 2019-01-11 | 中冶建设高新工程技术有限责任公司 | Concrete batch plant |
-
2014
- 2014-02-12 CN CN201420063433.7U patent/CN203680544U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104589498A (en) * | 2015-01-28 | 2015-05-06 | 仲杏英 | Efficient concrete mixing device |
CN109176872A (en) * | 2018-08-07 | 2019-01-11 | 中冶建设高新工程技术有限责任公司 | Concrete batch plant |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20190212 |
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CF01 | Termination of patent right due to non-payment of annual fee |