CN202083447U - Static metering device for continuously conveyed bulk materials - Google Patents
Static metering device for continuously conveyed bulk materials Download PDFInfo
- Publication number
- CN202083447U CN202083447U CN2011200853260U CN201120085326U CN202083447U CN 202083447 U CN202083447 U CN 202083447U CN 2011200853260 U CN2011200853260 U CN 2011200853260U CN 201120085326 U CN201120085326 U CN 201120085326U CN 202083447 U CN202083447 U CN 202083447U
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- metering
- feeding box
- hopper
- static
- weighing hopper
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Abstract
A static metering device for continuously conveyed bulk materials belongs to the technical field of measuring devices and is used for solving the problem of difficulty in accurately metering the bulk materials being continuously conveyed. The static metering device comprises a feeding port, a feeding box, a left metering hopper, a right metering hopper and a receiving hopper from top to bottom; the feeding box comprises a left feeding box and a right feeding box which are symmetric and through in the middles; the feeding box is provided with a material switching mechanism; the left feeding box and the right feeding box correspond to the left metering hopper and the right metering hopper respectively; the left metering hopper and the right metering hopper are respectively provided with a weighing sensor; and the bottoms of the left metering hopper and the right metering hopper are respectively provided with a left discharging gate plate and a right discharging gate plate. The static metering device is provided with two metering systems in mutual buffer, and continuous material flow and materials during metering are separated, so that the weighed materials are static in the short time of weighing, static metering is realized, and metering accuracy is ensured. The static metering device is reasonable in design and easy in realization, and has great practicability in a plurality of fields as the present status of difficulty in accurately metering the continuously conveyed bulk materials for a long time is changed.
Description
Technical field
The utility model relates to a kind of static weighing device of continuous delivery of bulk material, belongs to the measurement mechanism technical field.
Background technology
In industrial and agricultural production, storage and products in circulation link, the accurate measurement of delivery of bulk material is a difficult problem always continuously.Industries such as harbour, railway, grain, coal, chemical industry generally adopt travelling belt delivery of bulk material, need realize the accurate measurement of material under the prerequisite of carrying continuously.Traditional way is the flow that embeds belt conveyer scale metering material in the middle of travelling belt, calculate the general assembly (TW) that obtains material indirectly by accumulation, but this metering method belongs to dynamic measurement, it is bigger that measuring accuracy is influenced by the conveying belt operation conditions, measuring accuracy is on the low side and very unstable, the requirement that does not reach trade settlement.Improve the measuring accuracy of continuous convey materials, effective method is to adopt static weighing, material remains static in the metering process but static weighing requires, there is not the material input, there is not material output yet, and as a rule, this requirement is difficult to satisfy in the material continuous conveying process, has produced the contradiction of continuous delivery of bulk material and static weighing thus.
The utility model content
Technical problem to be solved in the utility model is intended to overcome the defective of prior art, and a kind of static weighing device of continuous delivery of bulk material of accurate measurement is provided.
The alleged problem of the utility model is solved by following technical scheme:
A kind of static weighing device of continuous delivery of bulk material, its special feature is: comprise the charging aperture, material feeding box, left and right weighing hopper and the receiving hopper that are provided with in the formation from top to bottom, described material feeding box is made up of the left and right material feeding box that is symmetrical arranged and the centre connects, material feeding box is provided with the material switching mechanism, described left and right material feeding box is corresponding left and right weighing hopper respectively, left and right weighing hopper is respectively equipped with LOAD CELLS, and left and right weighing hopper bottom is respectively equipped with left and right blowing flashboard.
The static weighing device of above-mentioned continuous delivery of bulk material, described material switching mechanism switches cylinder by material and left and right connecting rod, left and right rotating shaft, the left and right material switch boards of corresponding left and right material feeding box are formed respectively, the hinged material of described left and right connecting rod one end switches cylinder rod, the other end affixed left and right rotating shaft respectively, left and right rotating shaft is rotatably assorted with left and right material feeding box respectively, the affixed left and right rotating shaft respectively of described left and right material switch boards.
The static weighing device of above-mentioned continuous delivery of bulk material, described left and right weighing hopper is respectively equipped with left and right weighing hopper blowing flashboard cylinder, left and right weighing hopper blowing flashboard cylinder rod is hinged left and right blowing shutter respectively, and the left and right blowing shutter other end is affixed left and right sides blowing flashboard respectively.
The static weighing device of above-mentioned continuous delivery of bulk material, described device outside is provided with outer case, and the discharging opening place of described receiving hopper is provided with the throttling slide valve.
The utility model is difficult to accurate measurement problem at loose unpacked material in continuous feed status, has designed a kind of static weighing device of continuous delivery of bulk material.This device is provided with two cover metering systems and cushions each other, continuous streams is separated with the material that is in the metering process, make in the short time of weighing, material by weighing remains static, realized static weighing, guaranteed the precision of metering, because buffer action, the material continuous state that still keeps entering metering system is constant.Realized the high-precision measuring of continuous convey materials.The utility model is reasonable in design, is easy to realize, has changed for a long time continuously the delivery of bulk material and has been difficult to the accurately present situation of metering, at the harbour, fields such as railway, grain, coal, chemical industry have practicality.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is material feeding box structural representation (amplification).
Each label is among the figure: 1. outer case; 2. throttling slide valve; 3. receiving hopper; 4-1. left blowing flashboard; 4-2. right blowing flashboard; 5-1. left blowing shutter; 5-2. right blowing shutter; 6-1. left blowing flashboard cylinder; 6-2. right blowing flashboard cylinder; 7-1. left weighing hopper; 7-2. right weighing hopper; 8. material feeding box; 8-1. left material feeding box; 8-2. right material feeding box; 9. charging aperture; 10. material switches cylinder; 11-1. left material switch boards; 11-2. right material switch boards; 12-1. left connecting rod; 12-2, right connecting rod; 13-1. left rotary shaft; 13-2. right spindle; 14. LOAD CELLS.
Embodiment
Referring to Fig. 1, during constituting, the utility model comprises charging aperture 9, material feeding box 8, left and right weighing hopper 7-1,7-2 and the receiving hopper 3 that is provided with from top to bottom, material feeding box is made up of the left and right material feeding box 8-1, the 8-2 that are symmetrical arranged and the centre connects, left and right material feeding box is corresponding left and right weighing hopper respectively, be respectively equipped with LOAD CELLS 14 on the left and right weighing hopper, constitute two covers by left material feeding box 8-1, left weighing hopper 7-1 and right material feeding box 8-2, right weighing hopper 7-2 and cushion the metering system of advancing each other.
Referring to Fig. 1, Fig. 2, material feeding box 8 is provided with the material switching mechanism that is used for the material feed switched, the material switching mechanism is switched left and right connecting rod 12-1, the 12-2 of cylinder 10 and the corresponding left and right material feeding box of difference by material, left and right rotating shaft 13-1,13-2, left and right material switch boards 11-1,11-2 form.The hinged material of one end of left and right connecting rod switches cylinder rod, the other end affixed left and right rotating shaft respectively, and left and right rotating shaft is installed on the left and right material feeding box respectively and is rotatably assorted with left and right material feeding box respectively, the affixed left and right rotating shaft respectively of left and right material switch boards.The course of work of material switching mechanism is as follows: the stretching motion drivening rod that is switched cylinder rod by material rotates, and connecting rod drives rotating shaft and rotates, and rotating shaft drives the material switch boards and rotates, and realizes that the charging of left and right sides material feeding box is switched.Fig. 1, shown in Figure 2, left material feeding box 8-1 opens charging, and right material feeding box 8-2 is sealed by right material switch boards 11-2.
Still referring to Fig. 1, left and right weighing hopper 7-1,7-2 are respectively equipped with left and right weighing hopper blowing flashboard cylinder 6-1,6-2, drive left and right weighing hopper blowing flashboard 4-1,4-2 action through left and right blowing shutter 5-1,5-2 respectively by blowing flashboard cylinder rod, realize the metering of left and right weighing hopper or the switching of blowing.
Still referring to Fig. 1, described device outside is provided with outer case 1, is provided with throttling slide valve 2 at the discharging opening place of receiving hopper 3.
Referring to Fig. 1, Fig. 2, the utility model course of work is as follows: before the metering beginning, left weighing hopper and right weighing hopper all do not have material, and left and right material feeding box state as shown in the figure.The metering beginning, material by charging aperture 9 through left material feeding box 8-1 weighing hopper 7-1 blanking left, when material reaches a certain amount of in the left weighing hopper, material switches cylinder 10 actions, by the passage sealing of left material switch boards 11-1 with left material feeding box and charging aperture, right material switch boards 11-2 overturns to the right simultaneously, and charging aperture is communicated with right weighing hopper 7-2 through right material feeding box 8-2.Left side weighing hopper stops charging and enters the metering state, and right weighing hopper begins charging, plays the buffering bucket effect simultaneously.Left side weighing hopper metering result transfers to display by LOAD CELLS 14.After left side material feeding box is finished metering, left side blowing flashboard cylinder action, open left blowing flashboard 4-1, material is put in the receiving hopper 3, material flows out with certain flow under the control of throttling slide valve 2 in the receiving hopper, after treating the whole emptyings of material in the left weighing hopper, left blowing flashboard cuts out, for metering next time is got ready.Finish etc. right weighing hopper charging, material switches the cylinder action, the feed switched state, and left weighing hopper begins charging, and right weighing hopper stops charging and begins metering, blowing then, left weighing hopper plays buffer action.So alternate cycles is finished whole metering process, and the capacity of above-mentioned each weighing hopper of metering process should be large enough to hold the total amount of another weighing hopper metering and interior convey materials of blowing time period, to guarantee the continuity of convey materials.Above-mentioned metering process is controlled by control device, the weight of each weighing hopper changes electric signal into by LOAD CELLS and is sent to weighing instrument, weighing instrument is finished the weight demonstration and the weighing value is sent among the control PLC, PLC gathers two weighing instrument data and realizes the accumulation work of weight, according to weight signal and predefined program, control each cylinder action, finish streams and switch between two cover metering systems, the metering result that will accumulate at last is sent to display screen and shows.
Claims (4)
1. the static weighing device of a continuous delivery of bulk material, it is characterized in that: it comprises charging aperture (9), material feeding box (8), left and right weighing hopper and the receiving hopper (3) that is provided with from top to bottom, described material feeding box is made up of the left and right material feeding box that is symmetrical arranged and the centre connects, material feeding box is provided with the material switching mechanism, described left and right material feeding box is corresponding left and right weighing hopper respectively, left and right weighing hopper is respectively equipped with LOAD CELLS (14), and left and right weighing hopper bottom is respectively equipped with left and right blowing flashboard.
2. the static weighing device of continuous delivery of bulk material according to claim 1, it is characterized in that: described material switching mechanism is switched the left and right connecting rod of cylinder (10) and the corresponding left and right material feeding box of difference by material, left and right rotating shaft, left and right material switch boards is formed, the hinged material of described left and right connecting rod one end switches cylinder rod, the other end affixed left and right rotating shaft respectively, left and right rotating shaft is rotatably assorted with left and right material feeding box respectively, the affixed left and right rotating shaft respectively of described left and right material switch boards.
3. the static weighing device of continuous delivery of bulk material according to claim 1 and 2, it is characterized in that: described left and right weighing hopper is respectively equipped with left and right weighing hopper blowing flashboard cylinder, left and right weighing hopper blowing flashboard cylinder rod is hinged left and right blowing shutter respectively, and the left and right blowing shutter other end is affixed left and right sides blowing flashboard respectively.
4. the static weighing device of continuous delivery of bulk material according to claim 3 is characterized in that: described device outside is provided with outer case (1), and the discharging opening place of described receiving hopper (3) is provided with throttling slide valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200853260U CN202083447U (en) | 2011-03-28 | 2011-03-28 | Static metering device for continuously conveyed bulk materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200853260U CN202083447U (en) | 2011-03-28 | 2011-03-28 | Static metering device for continuously conveyed bulk materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202083447U true CN202083447U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200853260U Expired - Fee Related CN202083447U (en) | 2011-03-28 | 2011-03-28 | Static metering device for continuously conveyed bulk materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202083447U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499378A (en) * | 2013-10-21 | 2014-01-08 | 重庆钢铁集团设计院 | Shipped material metering system |
| CN104773476A (en) * | 2014-12-04 | 2015-07-15 | 中石化石油工程机械有限公司第四机械厂 | Solid bulk conveyance tester |
| CN105417213A (en) * | 2015-12-09 | 2016-03-23 | 河北省机电一体化中试基地 | High-accuracy locating system of energy-saving type heavy-load distribution trolley and control method of high-accuracy locating system |
| CN106044290A (en) * | 2016-06-30 | 2016-10-26 | 常州冠龙机械制造有限公司 | System for conveying and real-time weighing of powder |
| CN111678580A (en) * | 2020-06-02 | 2020-09-18 | 嘉兴精振科技有限公司 | Combined type induction blanking device for weighing |
-
2011
- 2011-03-28 CN CN2011200853260U patent/CN202083447U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499378A (en) * | 2013-10-21 | 2014-01-08 | 重庆钢铁集团设计院 | Shipped material metering system |
| CN103499378B (en) * | 2013-10-21 | 2015-08-26 | 重庆钢铁集团设计院 | Shipping material measuring system |
| CN104773476A (en) * | 2014-12-04 | 2015-07-15 | 中石化石油工程机械有限公司第四机械厂 | Solid bulk conveyance tester |
| CN105417213A (en) * | 2015-12-09 | 2016-03-23 | 河北省机电一体化中试基地 | High-accuracy locating system of energy-saving type heavy-load distribution trolley and control method of high-accuracy locating system |
| CN105417213B (en) * | 2015-12-09 | 2017-07-25 | 河北省机电一体化中试基地 | A kind of energy-saving heavily loaded charge car high-accuracy position system and its control method |
| CN106044290A (en) * | 2016-06-30 | 2016-10-26 | 常州冠龙机械制造有限公司 | System for conveying and real-time weighing of powder |
| CN106044290B (en) * | 2016-06-30 | 2019-03-05 | 弗格森输送机械（常州）有限公司 | The real-time check weighing system of powder carry |
| CN111678580A (en) * | 2020-06-02 | 2020-09-18 | 嘉兴精振科技有限公司 | Combined type induction blanking device for weighing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20140328 |