CN201800126U - Mixing plant and weighing hopper thereof - Google Patents
Mixing plant and weighing hopper thereof Download PDFInfo
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- CN201800126U CN201800126U CN2010205182075U CN201020518207U CN201800126U CN 201800126 U CN201800126 U CN 201800126U CN 2010205182075 U CN2010205182075 U CN 2010205182075U CN 201020518207 U CN201020518207 U CN 201020518207U CN 201800126 U CN201800126 U CN 201800126U
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- weighing hopper
- nut
- support component
- bolt
- weight member
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Abstract
The utility model discloses a weighing hopper which comprises a hopper body (23) and a discharge control valve (25), wherein a discharge opening (24) of the hopper body (23) is connected with a flange (7), and the discharge control valve (25) is fixedly connected with the flange (7) through a bolt. The weighing hopper also comprises a support component (9) and a counterweight component (8) supported by the support component (9), wherein the counterweight component (8) and the discharge control valve (25) are respectively positioned at the left end and the right end of the discharge opening (24); the support component (9) comprises a connecting part (91) and a slide way part (92) which are fixedly connected; the connecting part (91) is fixedly connected with the flange (7) through the bolt; the slide way part (92) is provided with a slide way; and the counterweight component (8) can be connected with the slide way part in any position along the direction of the slide way. The weighing hopper can not be limited by the specification of the discharge control valve, the counterweight can be adjusted conveniently, and the weighing hopper is simple in operation and convenient in maintenance. In addition, the utility model also provides a mixing plant comprising the weighing hopper.
Description
Technical field
The utility model relates to the measurement technology field, particularly a kind of weighing hopper that is applied to the adjustable weight of mixing plant.In addition, the utility model also relates to a kind of mixing plant that comprises described weighing hopper.
Background technology
Because the continuous quickening of Urbanization in China, commerical ready-mixed concrete is developed rapidly and is applied in each big city, the whole nation, and concrete mixing plant has also obtained high speed development.
Mixing plant is mainly used in concrete works, because it has mechanization and automaticity is higher, the characteristics that productivity ratio is higher, therefore, obtained using widely in the highway pavement concentrated of, long construction period big, construction and science of bridge building, big-and-middle-sized hydraulic and electric engineering engineering, the construction in the concrete works amount.
When utilizing concrete mixing plant to carry out concrete stirring, need usually through following 6 stages: raw material preparatory stage, measuring raw materials stage, aggregate delivery phase, raw material discharging stage, agitation phases, finished product material discharging stage.
In the measuring raw materials stage, at first start mixing plant (air compressor machine, flat belt machine, tiltedly belt feeder, main frame entry into service) by operating personnel, the concrete raw material prescription of required production is set, operational outfit; Open the bin gate of aggregate bin then, aggregate is dropped into weighing hopper, the sensor of weighing hopper begins to measure aggregate weight, when the gravimetric value that records when the weighing hopper sensor reaches the thick title value of setting, close wherein bin gate of aggregate bin, begin aggregate is carried out essence metering, the weighing operating personnel that finish just can close bin gate.When carrying out the aggregate weighing, also carry out the weighing of cement and admixture, water, liquid additive.Cement and filler and gravimetric value according to setting is selected for use start the conveying worm under the corresponding silo, with cement, admixture be transported to the cement-weighting bucket respectively, the admixture weighing hopper carries out weighing, weighing finishes and closes conveying worm; Simultaneously, also need to carry out the measurement of additive, according to the liquid additive that setting is selected for use, start corresponding additive pump, additive is sent into the weighing of additive weighing hopper, weighing finishes and promptly closes the additive pump; Water pump is sent water into the water weighing hopper and is carried out weighing, and weighing finishes and switches off the pump.
By said process as can be seen, weighing hopper is very frequent in the utilization of material processing, convenience, efficiency to the weighing hopper operation and maintenance require very high, weighing hopper is as the important component part of mixing plant in addition, the proportion control of each part of raw material will realize in the measurement by weighing hopper, and the structure optimization of weighing hopper is also significant for the raising of the operating efficiency of mixing plant and the quality of production.
Please refer to Fig. 1, Fig. 1 is the structural representation that weighing hopper is used at a kind of exemplary stir station in the prior art.
Weighing hopper mainly comprises bucket cover 2 and bucket body 3, the upper fixed of bucket cover 2 has sensor 1, the bottom of bucket body 3 is provided with tapered discharging opening 4, the end of discharging opening 4 is equipped with discharging by-pass valve control 5, thereby can control the turnover and the flow of raw material by the switching value of regulating discharging by-pass valve control 5.
Yet, because discharging by-pass valve control 5 is arranged at a side of discharging opening 4, and its weight is bigger, thereby can cause the deviation of gravity center center line of whole weighing hopper, the accuracy and the precision of influence metering, appearance for fear of above-mentioned situation, in the prior art, as shown in Figure 1, the measure of often taking at present is the balancing weight 6 of burn-oning on the bucket body wall of discharging by-pass valve control 5 relative directions, to the inclination that weighing hopper brings, the center of gravity of whole weighing hopper is dropped on its center line with balance unloading by-pass valve control 5.
Because discharging by-pass valve control 5 is Purchased Items, the product size of different manufacturers production and deadweight all are not quite similar, and balancing weight is welded on the bucket body wall, just be difficult to change the position, therefore, in order to satisfy the requirement of balance, after the specification of changing discharging by-pass valve control 5, will change balancing weight, change drawing accordingly, this multipart great change brings very big inconvenience to production, has a strong impact on operating efficiency and very easily produces quality problems.
Therefore, a kind of discharging by-pass valve control specification limits that is not subjected to is provided, the weighing hopper of simple to operate, easy to maintenance, adjustable weight, and then apply it to mixing plant, improving the operating efficiency of mixing plant, is the technical problem that those skilled in the art press for solution at present.
The utility model content
Technical problem to be solved in the utility model provides a kind of discharging by-pass valve control specification limits that is not subjected to, and is simple to operate, easy to maintenance, can regulate the weighing hopper of counterweight.In addition, another core of the present utility model provides a kind of mixing plant with weighing hopper of above-mentioned conveniently adjusted counterweight.
A kind of weighing hopper provided by the utility model, comprise bucket body and discharging by-pass valve control, the discharging opening place of described bucket body is connected with flange, described discharging by-pass valve control is fixedlyed connected with described flange by bolt, described weighing hopper also comprises support component and by the weight member of described supporting units support, described weight member and described discharging by-pass valve control lay respectively at the two ends, the left and right sides of described discharging opening, described support component comprises fixedly connected connecting portion and slideway portion, described connecting portion is fixedlyed connected with described flange by bolt, described slideway portion is provided with slideway, and described weight member can be connected along the optional position on the described slideway direction with described slideway portion.
Preferably, described support component has platy structure.
Preferably, described slideway is a slotted hole, and described weight member passes described slotted hole and is installed on described support component.
Preferably, described weight member comprises screw rod, counterweight ingot and first nut that matches with screw rod, and described screw rod passes described slotted hole, and described counterweight ingot and described first nut are connected to described screw rod, and are positioned at the both sides of described support component.
Preferably, described weight member comprises first nut, second nut, bolt and counterweight ingot, described bolt is by its nut and the welding of described counterweight ingot, described second nut screws in described bolt and is welded on the described bolt, described bolt passes described slotted hole, described nut is connected with described bolt thread, and described first nut and described second nut lay respectively at the both sides of described support component.
Preferably, described weighing hopper also comprises pad, and described pad is between described first nut and described support component.
Preferably, the bolt hole of described connecting portion has the crescent structure.
Preferably, the bolt hole of described connecting portion has waist shape structure.
The utility model also provides a kind of mixing plant, comprises feed bin, and the weighing hopper corresponding with the hatch door of described feed bin, and described weighing hopper is above-mentioned each described weighing hopper.
With respect to the above-mentioned background technology, weighing hopper provided by the utility model also includes support component and weight member, and support component and weight member are arranged on the relative side of discharging by-pass valve control, support component comprises connecting portion and slideway portion, connecting portion is used to connect discharging by-pass valve control and flange, weight member is installed in the slideway portion of support component, and can be free to slide along the slideway that is provided with in the slideway portion, slip by weight member comes adjusting position, when weight member arrives the center of gravity make weighing hopper and drops on position on its center line, weight member is fixedlyed connected with slideway portion.During use, at first weight member is installed on the slideway of support component, the weight member that slides then is in order to adjust the position of weight member, and the center of gravity that makes weighing hopper reaches the balance of weighing hopper on the center line of weighing hopper.As can be seen, weighing hopper provided by the utility model has been avoided balancing weight is fixedly welded on the bucket body, but weight member by being free to slide along support component the relative direction setting of discharging by-pass valve control, the inclination that comes the balance unloading by-pass valve control to bring to weighing hopper, do not need to realize the balance of weight of the discharging by-pass valve control of different size by the design that changes weighing hopper, only need adjust weight member as required gets final product apart from the position of bucket body center line, improved the cooperate adaptability of discharging by-pass valve control greatly, reduced the design and manufacture cost of weighing hopper with weighing hopper.
Therefore, weighing hopper provided by the utility model is not subjected to discharging by-pass valve control specification limits can regulate counterweight easily, and is simple to operate, easy to maintenance.Mixing plant provided by the utility model have a mind to effect and weighing hopper effect is similar intentionally, do not repeat them here.
Description of drawings
Fig. 1 is the schematic diagram that weighing hopper is used at a kind of exemplary stir station in the prior art;
Fig. 2 is the structural representation of the specific embodiment of weighing hopper provided by the utility model;
Fig. 3 is the support component of weighing hopper shown in Figure 2 and the front view of a kind of specific embodiment that weight member cooperates;
Fig. 4 is the support component of weighing hopper shown in Figure 2 and the vertical view of a kind of specific embodiment that weight member cooperates;
Fig. 5 is the structural representation of first kind of specific embodiment of the weight member of weighing hopper provided by the utility model;
Fig. 6 is the structural representation of second kind of specific embodiment of the weight member of weighing hopper provided by the utility model.
The specific embodiment
Technical problem to be solved in the utility model provides a kind of discharging by-pass valve control specification limits that is not subjected to, and is simple to operate, easy to maintenance, can conveniently regulate the weighing hopper of counterweight.In addition, another core of the present utility model provides a kind of mixing plant with weighing hopper of above-mentioned conveniently adjusted counterweight.
In order to make those skilled in the art person understand the utility model scheme better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of specific embodiment of the weighing hopper that provides of the utility model.
As shown in FIG., in a kind of specific embodiment, the utility model provides a kind of weighing hopper, this weighing hopper mainly comprises bucket cover 22, bucket body 23 and weight member 8, upper fixed at the bucket cover 22 of weighing hopper is equipped with inductor 21, bucket cover 22 covers on bucket body 23 tops, discharging by-pass valve control 25 is positioned at a side of discharging opening 24, be connected with discharging opening 24 by flange 7, weight member 8 and discharging by-pass valve control 25 lay respectively at the two ends, the left and right sides of discharging opening 24, the connecting portion of support component 9 is connecting flange 7 and discharging by-pass valve control 25, weight member 8 is supported by the slideway portion of support component 9, and can change the position at place along the slideway that is arranged at slideway portion, when arriving the center of gravity that makes weighing hopper and drop on position on its center line, weight member is fixed in this position of slideway portion with convenient weight member.Two ends, the above-mentioned left and right sides are meant the left and right sides as shown in FIG., and particularly, weight member 8 and discharging by-pass valve control 25 can be interfacial both sides for the median plane that lays respectively at discharging opening 24, and discharging by-pass valve control 25 is specifically as follows Pneumatic butterfly valve.
In use, after changing discharging by-pass valve control 25, if the weight of discharging by-pass valve control 25 changes, the weight member 8 that causes being arranged at former counterweight position can not be realized balance with the discharging by-pass valve control 25 after changing, and when making its center line of deviation of gravity center of weighing hopper, can be free to slide along slideway by making weight member 8, regulate the distance of weight member 8 and weighing hopper center line, the inclination that comes the weight of balance unloading by-pass valve control 25 to bring to weighing hopper.
As can be seen, adopt the weighing hopper of said structure, even after changing the discharging by-pass valve control, adopt the discharging by-pass valve control of different size weight, do not need to change accordingly the design of weighing hopper yet, as long as adjust the position of the bucket body center line of weight member and weighing hopper as required, the center of gravity of weighing hopper is dropped on its center line, guarantee the balance of weighing hopper.
Please in conjunction with Fig. 2, with reference to figure 3, Fig. 3 is the support component of weighing hopper shown in Figure 2 and the front view of a kind of specific embodiment that weight member cooperates.
As shown in FIG., support component 9 adopts platy structure, and weight member 8 is suspended on the support component 9 by first nut and pad 10.
Except the weight member shown in the figure 8 is suspended in mode on the support component 9, weight member 8 also can adopt the mode that support component 9 slides above that is placed on, and needs to change the shape of slideway so that weight member to be installed in this design.
Please in conjunction with Fig. 2, with reference to Fig. 4, Fig. 4 is the support component of weighing hopper shown in Figure 2 and the vertical view of a kind of specific embodiment that weight member cooperates.
As shown in Figure 4, the slideway in the slideway portion 92 of support component 9 is a slotted hole 12, and weight member 8 is installed in the slideway by first nut 13, and ramp design is become common slotted hole 12, and processing is got up all more convenient.The slideway of slideway portion 92 also can adopt other shapes that makes things convenient for weight member 8 to slide, and for example adopts I shape, and is corresponding then need to change the connected mode of weight member 8 and slideway.
Please refer to Fig. 5, the structural representation of first kind of specific embodiment of the weight member that Fig. 5 provides for the utility model.
As shown in FIG., in first kind of specific embodiment of weight member shown in Figure 5, weight member 8 comprises first nut 13, screw rod 14 and counterweight ingot 15, and screw rod 14 can be selected according to different needs with the connected mode between the counterweight ingot 15, screw rod 14 can be screwed in the counterweight ingot 15; Also screw rod 14 can be welded on the counterweight ingot 15.Employing makes the connected mode of parts more flexible the mode of screw rod 14 screw-in counterweight ingots 15; Employing is welded on mode on the counterweight ingot 15 with screw rod 14, makes the connection of parts more firm, and process is more convenient.
During installation first nut 13 is screwed in the screw rod 14, be used for counterweight ingot 15 is suspended in support component 9, regulate the position of weight member 8 according to the needs of weighing hopper balance, after treating that the position is determined, further first nut 13 is screwed on screw rod 14, make first nut 13 and counterweight ingot 15 clamp support component 9, thereby fix the position of weight member 8 on support component 9.
Certainly, in order to reduce the abrasion between counterweight ingot 15 and the support component 9, improve reliability of fixation simultaneously, prevent in the process of weighing hopper work, sliding appears in weight member 8, can between counterweight ingot 15 and support component 9 pad be set, further, above-mentioned pad can satisfy the elastomeric element of functional requirement for other.
Please refer to Fig. 6, the structural representation of second kind of specific embodiment of the weight member that Fig. 6 provides for the utility model.
In another embodiment, weight member 8 comprises first nut 13, bolt 16, second nut 17 and counterweight ingot 15, wherein bolt 16 and counterweight ingot 15 be connected the mode that can adopt welding, the nut that is about to bolt 16 is welded on the counterweight ingot 15; Simultaneously, second nut 17 can first-selected screw in the screw rod of bolt 16, the relative position of fixing by welding or other modes then and bolt 16.
During installation, at first bolt 16 is passed slotted hole, again first nut 13 is screwed on the screw rod of bolt 16, to realize that counterweight ingot 15 is suspended on the support component 9,, regulate the position of weight member 8 then according to the needs of weighing hopper balance, after treating that the position is determined, further screw in first nut 13, make first nut 13 and second nut 17 clamp support component 9, realize the fixed-site of weight member 8 on support component 9.
The setting of second nut 17 can reduce the size restrictions of corresponding bolt 16, as long as the length of screw thread can satisfy first nut 13 and second nut 17 clamps support components 9 on bolt 16 screw rods.
Simultaneously between second nut 17 and the support component 9 and between first nut 13 and the support component 9 pad can be set, to play the effect that reduces component wear and improve locking property.
Especially, the bolt hole of the connecting portion 91 of support component can have different shapes, such as, bolt hole 11 can be designed to waist shape shown in Figure 4, like this, support component 9 is slightly rotated around discharging opening 24 center lines,, offset the weight of discharging by-pass valve control 25 better to guarantee weight member 8 and discharging by-pass valve control 25 point-blank.In addition, bolt hole 11 also can be designed to other shapes that support component 9 is suitably turned an angle such as crescent.
In use, the bolt 16 (or screw rod 14) of weight member 8 is passed slotted hole 12, first nut 13 is screwed in bolt 16 (or screw rod 14), on whether the center line of checking support component 9 and the center line of discharging by-pass valve control 25 be parallel in the horizontal direction, because the bolt hole 11 of support component 9 is designed to waist shape, when the center line of above-mentioned two parts is parallel in the horizontal direction, can not regulate by small size rotary supporting part 9, as required weight member 8 is adjusted to suitable position then, the center of gravity of weighing hopper is dropped on its center line, after adjusting the equilbrium position, with first nut 13 with bolt 16 (or screw rod 14) thus screw fixed weight parts 8.
Behind the discharging by-pass valve control of changing different size weight, can readjust the position of weight member distance measuring bucket center line, can also directly weight member be changed in the time of can not reaching balance by the position of adjusting weight member if the weight of weight member is excessive or too small, and do not need the design of weighing hopper is changed.
Except above-mentioned weighing hopper, the utility model also provides a kind of mixing plant that comprises above-mentioned weighing hopper, and the structure of these other each several parts of mixing plant please refer to prior art, and this paper repeats no more.
More than to weighing hopper provided by the utility model and comprise that the mixing plant of above-mentioned weighing hopper is described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (9)
1. weighing hopper, comprise bucket body (23) and discharging by-pass valve control (25), the discharging opening (24) of described bucket body (23) locates to be connected with flange (7), described discharging by-pass valve control (25) is fixedlyed connected with described flange (7) by bolt, it is characterized in that, described weighing hopper also comprises support component (9) and the weight member (8) that is supported by described support component (9), described weight member (8) and described discharging by-pass valve control (25) lay respectively at the two ends, the left and right sides of described discharging opening (24), described support component (9) comprises fixedly connected connecting portion (91) and slideway portion (92), described connecting portion (91) is fixedlyed connected with described flange (7) by bolt, described slideway portion (92) is provided with slideway, and described weight member (8) can be connected along the optional position on the described slideway direction with described slideway portion.
2. weighing hopper according to claim 1 is characterized in that, described support component (9) has platy structure.
3. weighing hopper according to claim 1 is characterized in that, described slideway is slotted hole (12), and described weight member (8) passes described slotted hole (12) and is installed on described support component (9).
4. weighing hopper according to claim 3, it is characterized in that, described weight member (8) comprises screw rod (14), counterweight ingot (15) and first nut (13) that matches with screw rod (14), described screw rod (14) passes described slotted hole (12), described counterweight ingot (15) and described first nut (13) are connected to described screw rod (14), and are positioned at the both sides of described support component (9).
5. weighing hopper according to claim 3, it is characterized in that, described weight member (8) comprises first nut (13), second nut (17), bolt (16) and counterweight ingot (15), described bolt (16) is by its nut and described counterweight ingot (15) welding, described second nut (17) screws in described bolt (16) and is welded on the described bolt (16), described bolt (16) passes described slotted hole (12), described nut is threaded with described bolt (16), and described first nut (13) and described second nut (17) lay respectively at the both sides of described support component (9).
6. according to claim 4 or 5 described weighing hoppers, it is characterized in that described weighing hopper also comprises pad (10), described pad (10) is positioned between described first nut (13) and the described support component (9).
7. according to each described weighing hopper of claim 3-5, it is characterized in that the bolt hole (11) of described connecting portion (91) has the crescent structure.
8. according to each described weighing hopper of claim 3-5, it is characterized in that the bolt hole (11) of described connecting portion (91) has waist shape structure.
9. a mixing plant comprises feed bin, and the weighing hopper corresponding with the hatch door of described feed bin, it is characterized in that, described weighing hopper is each described weighing hopper of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205182075U CN201800126U (en) | 2010-09-02 | 2010-09-02 | Mixing plant and weighing hopper thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205182075U CN201800126U (en) | 2010-09-02 | 2010-09-02 | Mixing plant and weighing hopper thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201800126U true CN201800126U (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205182075U Expired - Fee Related CN201800126U (en) | 2010-09-02 | 2010-09-02 | Mixing plant and weighing hopper thereof |
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| Country | Link |
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| CN (1) | CN201800126U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175401A (en) * | 2014-09-02 | 2014-12-03 | 中国铁道科学研究院铁道建筑研究所 | Dynamic regulating system of mix proportion of concrete mixing plant |
| CN105797621A (en) * | 2016-05-30 | 2016-07-27 | 哈工大机器人集团有限公司 | Automatic material weighing and mixing device |
| CN105921046A (en) * | 2016-05-30 | 2016-09-07 | 江苏哈工药机科技股份有限公司 | Material weighing, mixing and heating system |
| CN106092285A (en) * | 2016-05-30 | 2016-11-09 | 哈工大机器人集团有限公司 | A kind of three-point suspension-type weighing system and Weighing method |
| 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 |
-
2010
- 2010-09-02 CN CN2010205182075U patent/CN201800126U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104175401A (en) * | 2014-09-02 | 2014-12-03 | 中国铁道科学研究院铁道建筑研究所 | Dynamic regulating system of mix proportion of concrete mixing plant |
| CN105797621A (en) * | 2016-05-30 | 2016-07-27 | 哈工大机器人集团有限公司 | Automatic material weighing and mixing device |
| CN105921046A (en) * | 2016-05-30 | 2016-09-07 | 江苏哈工药机科技股份有限公司 | Material weighing, mixing and heating system |
| CN106092285A (en) * | 2016-05-30 | 2016-11-09 | 哈工大机器人集团有限公司 | A kind of three-point suspension-type weighing system and Weighing method |
| 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 |
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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: 20110420 Termination date: 20160902 |
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| CF01 | Termination of patent right due to non-payment of annual fee |