CN205889549U - Concrete mixing plant's proportioning machine - Google Patents
Concrete mixing plant's proportioning machine Download PDFInfo
- Publication number
- CN205889549U CN205889549U CN201620802244.6U CN201620802244U CN205889549U CN 205889549 U CN205889549 U CN 205889549U CN 201620802244 U CN201620802244 U CN 201620802244U CN 205889549 U CN205889549 U CN 205889549U
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- CN
- China
- Prior art keywords
- drain hole
- butterfly
- weighing hopper
- mixing plant
- concrete mixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a concrete mixing plant's proportioning machine, including the frame, be equipped with storage hopper that the lower extreme has the drain hole in the frame, set up and feed through in the connecting pipe of drain hole and weighing hopper in weighing hopper, the upper and lower both ends of storage hopper below, the drain hole lies in the connecting pipe, is equipped with the butterfly valve that is used for opening and close the connecting pipe in the connecting pipe, and the butterfly valve is equipped with and rotates the axis and lie in butterfly plate between drain hole and the connecting pipe inner wall. The utility model has the advantages of it is following and effect: the adoption will set up the butterfly valve in the connecting pipe, reduce clearance and the clearance of butterfly plate between the drain hole between butterfly plate and the valve body inner wall when butterfly valve cuts out simultaneously, even the material can get into the weighing hopper through also not dropping behind the drain hole in, reduce the drop the when butterfly valve cuts out among the blending process, flexible baffle prevent the dust excessive with splash, reached the storage hopper drain hole close fast, sealed effectual, the batching accuracy is high, green's effect.
Description
Technical field
The utility model is related to concrete production equipment field, particularly to a kind of proportioning machine of concrete mixing plant.
Background technology
Batching plant has the features such as measuring accuracy height, dispensing efficiency high, high degree of automation, is concrete-agitating
One of major part stood in complete set of equipments.During batching metering, sending stopping dispensing in electrical appliance control signal, to instruct material true
During just falling into weighing hopper, the difference of setting value and actual value, so proportioning machine operationally reaches reality by control instrument in material
Stop signal is sent in advance, this partial material falling into after signal is referred to as drop before actual value.
A kind of Chinese patent " proportioning machine and concrete mixing plant " of Publication No. cn204094958u discloses one kind and joins
Material machine and concrete mixing plant, this proportioning machine includes: dispensing frame, multiple feed bin and mobile scale hooper, wherein, multiple feed bins
It is arranged on dispensing upper rack, multiple feed bins are correspondingly arranged on multiple feed bin charging apertures and multiple feed bin drain hole, multiple feed bins
Drain hole centralized arrangement；Mobile scale hooper is arranged in dispensing frame and is located under multiple powder cabin drain holes, mobile scale hooper bag
Include scale hooper charging aperture and scale hooper drain hole；Total powder emptying mouth radial ruler that multiple powder emptying mouth centralized arrangement are constituted
The very little radial dimension less than corresponding scale hooper charging aperture.
But this proportioning machine has the disadvantage in that the first powder cabin discharge door drive ShiShimonoseki in the first powder cabin discharging door cylinder
When closing, along powder cabin access to close when often because bulky grain block stone and by the first powder cabin badge live and cannot sealing emptying
Mouthful, lead to can also continue to drop into weighing hopper so that in scale hooper from drain hole less than other stones of bulky grain block stone
The block stone error weighing is larger.
Utility model content
The purpose of this utility model is the dispensing providing a kind of storage bin hopper drain hole to open and close the good concrete mixing plant of effect
Machine.
Above-mentioned technical purpose of the present utility model has the technical scheme that a kind of concrete mixing plant
Proportioning machine, including frame, described frame be provided with lower end carry drain hole storage bin hopper, be arranged at below described storage bin hopper
Weighing hopper, upper and lower ends are communicated in described drain hole and the connecting tube of described weighing hopper, and described drain hole is located at described connecting tube
Interior, it is provided with the butterfly valve for opening and closing described connecting tube in described connecting tube, described butterfly valve is provided with pivot center and is located at described blowing
Mouth and the described butterfly plate connecting between inside pipe wall, when described butterfly valve cuts out, described butterfly plate upper surface is connected to described drain hole.
By adopting technique scheme, the landing downwards under gravity of material in storage bin hopper, after drain hole
It is attached in pipe, then continues to move downward by the butterfly valve opened, be slipped in weighing hopper and weighed.When title in weighing hopper
Amount material close to preset value when, butterfly plate, around pivot center rotation, connecting tube is closed, butterfly plate rotate when butterfly plate in butterfly valve
Gap between valve interior wall is gradually reduced, and butterfly plate can by material between butterfly valve body inwall for the butterfly plate upwardly, material
Directly will not be connected in valve body by the active force perpendicular to butterfly valve body inwall, but promote after being subject to active force upwards
To the upper surface of butterfly plate, secondly, while closing the gap between butterfly plate and butterfly valve body inwall, butterfly plate upper surface and blowing
Angle between mouthful lower surface is progressively smaller until closing, compared to the mode of similar gate valve of the prior art, when butterfly plate with
When being blocked by larger material between drain hole, the material revealed from discharge port can be temporarily stored in butterfly plate upper surface and be connected
In the cavity that inside pipe wall is formed, or larger material is pressed against storing under the effect of the pressure in the presence of the butterfly plate rotating
Bucket in, or be pressed against butterfly plate upper surface be connected inside pipe wall formation cavity in, all will not be leaked to metering in the case of two kinds
In bucket, impact is produced on the material weighing in weighing hopper, reached reserves bucket drain hole and opened and closed that effect is good, weighing hopper weighs accurately
Effect.
Of the present utility model it is further arranged to: the described connecting tube mouth of pipe is more than described drain hole.
By adopting technique scheme, drain hole extends to inside connecting tube, drain hole be connected shape between inside pipe wall
Become gap, the pivot center of butterfly plate can be located at drain hole and be connected between inside pipe wall.
Of the present utility model it is further arranged to: described butterfly valve includes valve body, two ends are located at institute after being fed through described valve body
State the valve rod outside valve body, described valve rod one end is provided with worm speed reducer, the described valve rod other end be provided with radially be fed through described
Valve rod and the indicating arm parallel to described butterfly plate.
By adopting technique scheme, butterfly plate does not have auto-lock function in itself, installs worm speed reducer additional on valve rod,
Butterfly plate not only can be made to have self-lock ability, so that butterfly plate is stopped at an arbitrary position moreover it is possible to improve the operating characteristics of valve.Valve rod
The other end is provided with the indicating arm parallel to butterfly plate, enables workman directly visually to observe the opening angle of butterfly plate, convenient regulation manually,
In actual production process, first by angle larger for butterfly valve plate, make thing in weighing hopper, in weighing hopper for the material quickly discharging material
When material reaches the 90% of preset value, reduction valve plate unlatching is larger, carries out discharging with less speed, makes storing by speed change discharging
Bucket not only quickly but also accurately can carry out discharging, improves operating efficiency.
Of the present utility model it is further arranged to: described butterfly valve is flange butterfly, described connecting tube includes being connected to storing
The discharge nozzle of bucket top and the feed pipe that is connected on weighing hopper, described connecting tube lower end and described feed pipe upper end be provided with for
The flange of described flange butterfly is installed, is connected by screw bolt and nut between described flange butterfly and described flange.
By adopting technique scheme, by screw bolt and nut, butterfly valve is arranged in connecting tube, flange contact area
Greatly, good airproof performance is it is ensured that material will not the gap location between butterfly valve and connecting tube overflow when falling.
Of the present utility model it is further arranged to: described discharge nozzle is welded on described storage bin hopper, described feed pipe welding
On described weighing hopper.
By adopting technique scheme, by way of welding, discharge nozzle is connected on storage bin hopper, by feed pipe even
It is connected on weighing hopper, is completely embedded seamless, good airproof performance, make the proportioning machine structure of concrete mixing plant more firmly and steady
Fixed.
Of the present utility model it is further arranged to: described valve body is provided with the sealing ring for sealing described butterfly plate, described
Sealing ring is becket.
By adopting technique scheme, compared to sealing ring, becket hardness is bigger, in the material of contact hardness is bigger
Shi Buhui is deformed and weares and teares, and improves the service life of butterfly valve.
Of the present utility model it is further arranged to: in described storage bin hopper, be provided with the screen cloth above described drain hole.
By adopting technique scheme, by arranging screen cloth in storage bin hopper, material is screened and is filtered, reduced
Large granular materials enter in connecting tube and result in blockage.
Of the present utility model it is further arranged to: described storage bin hopper and described weighing hopper are welded in described frame.
It is welded in frame by adopting technique scheme, storage bin hopper and weighing hopper, connect fastening, Stability Analysis of Structures, subtract
The potential safety hazard lacked structure shakiness in working and cause, improves the security of the proportioning machine of concrete mixing plant.
Of the present utility model it is further arranged to: be provided with metering quarrel below described weighing hopper, be located at described metering quarrel
The conveyer belt of lower section, described metering quarrel both sides are provided with the flexible baffle excessive for placing material.
By adopting technique scheme, by flexible baffle, material is stopped, reduce material and go out from metering quarrel
By the hidden danger of outside impurity pollution after coming, reduce the error causing in metering and conveying process, during improving concrete batching
The accuracy of each material ratio.
In sum, the utility model has the advantages that butterfly valve cuts out using arranging butterfly valve in connecting tube
When can not only close to by connecting tube, and drain hole is closed after being connected to drain hole by upper surface, carries out secondary
Closing, secondly, takes the mode that butterfly plate rotates to carry out closing drain hole, compared to the opening ways of gate valve type, opens and closes speed more
Hurry up, gap between drain hole for the gap and butterfly plate between reduction butterfly plate and valve interior wall while closing, even if material
Can enter on butterfly plate after drain hole, also can be intercepted in the upper surface of butterfly plate by butterfly plate, not fall out in entrance weighing hopper, subtract
The drop that in little blending process, butterfly valve causes when cutting out, improves the accuracy of proportioning machine, in addition, flexible baffle can also prevent dust
Splash and cause the pollution to environment, environmental protection, reached that storage bin hopper drain hole closing velocity is fast, good sealing effect, dispensing essence
Exactness is high, the effect of environmental protection.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the position relationship schematic diagram between drain hole of the present utility model and connecting tube；
Fig. 3 is the annexation schematic diagram of connecting tube of the present utility model and butterfly valve；
Fig. 4 is the structural representation of butterfly valve of the present utility model.
In figure: 1, frame；2nd, storage bin hopper；21st, drain hole；22nd, screen cloth；3rd, weighing hopper；31st, measure quarrel；32nd, flexible gear
Plate；4th, connecting tube；41st, discharge nozzle；42nd, feed pipe；43rd, flange；44th, bolt；45th, nut；5th, butterfly valve；51st, butterfly plate；52nd, valve
Body；53rd, valve rod；54th, worm speed reducer；55th, indicating arm；56th, sealing ring；6th, conveyer belt.
Specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Specific embodiment is only that it is not to restriction of the present utility model, this area to explanation of the present utility model
Technical staff can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but only
All to be protected by Patent Law in right of the present utility model.
A kind of proportioning machine of concrete mixing plant, as shown in figure 1, including frame 1, frame 1 is welded from top to bottom successively
There are storage bin hopper 2 and weighing hopper 3, below weighing hopper 3, be provided with conveyer belt 6.It is provided with connecting tube 4 and butterfly between storage bin hopper 2 and weighing hopper 3
Valve 5, material downward landing from storage bin hopper 2 is passed through to be weighed in weighing hopper 3, and load weighted material is by under weighing hopper 3
The conveyer belt 6 of side is transported in stirring system and is stirred dispensing.
As shown in Fig. 1 to Fig. 3, above storage bin hopper 2, it is provided with screen cloth 22, below storage bin hopper 2, be provided with drain hole 21, screen cloth 22
Above drain hole 21, material is filtered and is screened.Drain hole 21 is less than connecting tube 4 mouth of pipe and inserts connecting tube 4 mouth of pipe
It is located at the inside of connecting tube 4 afterwards.Connecting tube 4 includes upper and lower ends, and one section of upper end is discharge nozzle 41, and discharge nozzle 41 is welded on storage
Hopper 2 outer wall, one section of lower end is feed pipe 42, and feed pipe 42 lower end is welded on weighing hopper 3.Discharge nozzle 41 and feed pipe 42
Between be provided with butterfly valve 5, butterfly valve 5 adopts the flange being equipped with flange butterfly, feed pipe 42 and discharge nozzle 41 for installing butterfly valve 5
43, it is attached using bolt 44 and nut 45 between flange 43 and butterfly valve 5.
As shown in figure 4, butterfly valve 5 includes valve body 52, the valve rod 53 being fed through valve body 52, the butterfly being fixedly installed on valve rod 53
Plate 51, butterfly valve 5 is rotated around the axis of valve rod 53.Valve rod 53 is located at drain hole 21 and connecting tube 4 inwall on horizontal cross-section
Between, the two ends of valve rod 53 are fed through valve body 52 and are located at outside, and one end of valve rod 53 is provided with worm speed reducer 54, and the other end sets
It is parallel to the indicating arm 55 of butterfly plate 51, indicating arm 55 is fed through valve rod 53 along valve rod 53 radial direction, for indicating that butterfly plate 51 tilts
Angle.When butterfly valve 5 cuts out, the upper surface of butterfly plate 51 is connected to drain hole 21, and drain hole 21 is sealed, for extending butterfly valve
5 service life, in valve body 52, setting becket, as sealing ring 56, improves the energy of the wear-resisting and resistance to deformation of sealing ring 56
Power.
As shown in figure 1, the lower section of weighing hopper 3 is provided with 3 mouthfuls of weighing hopper and conveyer belt 6, for load weighted material is conveyed
It is stirred in stirring system and dispensing.The both sides of weighing hopper 3 are provided with flexible baffle 32, and flexible baffle 32 lower end fits in defeated
Send the upper surface with 6, it is to avoid material excessive and pollution on conveyer belt 6.
When the proportioning machine of coagulation and mixing plant works, as shown in Fig. 1 to Fig. 4, material is downward in the presence of self gravitation
Landing, passes sequentially through drain hole 21, enters in weighing hopper 3 and weighed after connecting tube 4, butterfly valve 5, the material in weighing hopper 3
When reaching preset value, butterfly valve 5 cuts out, and butterfly plate 51 rotates along valve rod 53 axis, while butterfly plate 51 is closed with valve body 52 inwall,
Also drain hole 21 is closed, it is to avoid material is entered in weighing hopper 3 by drain hole 21.
Claims (9)
1. a kind of proportioning machine of concrete mixing plant, including frame (1), described frame (1) is provided with lower end and carries drain hole
(21) storage bin hopper (2), be arranged at weighing hopper (3) below described storage bin hopper (2), upper and lower ends are communicated in described drain hole
(21) and described weighing hopper (3) connecting tube (4) it is characterised in that: described drain hole (21) be located at described connecting tube (4) in,
It is provided with the butterfly valve (5) for opening and closing described connecting tube (4), described butterfly valve (5) is provided with pivot center and is located in described connecting tube (4)
Butterfly plate (51) between described drain hole (21) and described connecting tube (4) inwall, described butterfly plate (51) when described butterfly valve (5) is closed
Upper surface is connected to described drain hole (21).
2. a kind of concrete mixing plant according to claim 1 proportioning machine it is characterised in that: described connecting tube (4) pipe
Mouth is more than described drain hole (21).
3. a kind of concrete mixing plant according to claim 2 proportioning machine it is characterised in that: described butterfly valve (5) includes
Valve body (52), two ends are fed through valve rod (53) afterwards outside described valve body (52) for the described valve body (52), described valve rod (53)
One end is provided with worm speed reducer (54), and described valve rod (53) other end is provided with and is radially fed through described valve rod (53) and parallel to institute
State the indicating arm (55) of butterfly plate (51).
4. a kind of concrete mixing plant according to claim 3 proportioning machine it is characterised in that: described butterfly valve (5) be method
Blue butterfly valve, described connecting tube (4) includes being connected to the discharge nozzle (41) above storage bin hopper (2) and being connected on weighing hopper (3)
Feed pipe (42), described connecting tube (4) lower end and described feed pipe (42) upper end are provided with the method for installing described flange butterfly
Blue (43), pass through bolt (44) between described flange butterfly and described flange (43) and nut (45) connects.
5. a kind of concrete mixing plant according to claim 4 proportioning machine it is characterised in that: the weldering of described discharge nozzle (41)
It is connected on described storage bin hopper (2), described feed pipe (42) is welded on described weighing hopper (3).
6. a kind of concrete mixing plant according to claim 5 proportioning machine it is characterised in that: described valve body (52) is set
There is the sealing ring (56) for sealing described butterfly plate (51), described sealing ring (56) is becket.
7. a kind of concrete mixing plant according to claim 6 proportioning machine it is characterised in that: in described storage bin hopper (2)
It is provided with the screen cloth (22) above described drain hole (21).
8. a kind of concrete mixing plant according to claim 7 proportioning machine it is characterised in that: described storage bin hopper (2) and
Described weighing hopper (3) is welded in described frame (1).
9. a kind of concrete mixing plant according to claim 8 proportioning machine it is characterised in that: under described weighing hopper (3)
Side is provided with weighing hopper (3) mouth, the conveyer belt (6) below described weighing hopper (3) mouth, and described weighing hopper (3) mouth both sides are provided with
For preventing the excessive flexible baffle of material (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620802244.6U CN205889549U (en) | 2016-07-26 | 2016-07-26 | Concrete mixing plant's proportioning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620802244.6U CN205889549U (en) | 2016-07-26 | 2016-07-26 | Concrete mixing plant's proportioning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205889549U true CN205889549U (en) | 2017-01-18 |
Family
ID=57784584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620802244.6U Expired - Fee Related CN205889549U (en) | 2016-07-26 | 2016-07-26 | Concrete mixing plant's proportioning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205889549U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703284A (en) * | 2017-08-09 | 2018-02-16 | 陕西省兴平市西北工程机械制造有限公司 | A kind of affined concrete collapses the measurement apparatus and method of stream parameter |
| CN109227944A (en) * | 2018-09-24 | 2019-01-18 | 安徽秋华建筑工程有限公司 | A kind of cylinder type is convenient for the inorganic heat insulation mortar mixing arrangement of discharging |
| CN109849188A (en) * | 2019-01-29 | 2019-06-07 | 朱雪玉 | A kind of build concrete proportioning machine |
-
2016
- 2016-07-26 CN CN201620802244.6U patent/CN205889549U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107703284A (en) * | 2017-08-09 | 2018-02-16 | 陕西省兴平市西北工程机械制造有限公司 | A kind of affined concrete collapses the measurement apparatus and method of stream parameter |
| CN109227944A (en) * | 2018-09-24 | 2019-01-18 | 安徽秋华建筑工程有限公司 | A kind of cylinder type is convenient for the inorganic heat insulation mortar mixing arrangement of discharging |
| CN109849188A (en) * | 2019-01-29 | 2019-06-07 | 朱雪玉 | A kind of build concrete proportioning machine |
| CN109849188B (en) * | 2019-01-29 | 2021-05-25 | 重庆兴利园林工程有限公司 | Concrete proportioning machine for building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170118 Termination date: 20190726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |