CN218885112U

CN218885112U - Asphalt station material metering device

Info

Publication number: CN218885112U
Application number: CN202223503200.8U
Authority: CN
Inventors: 张裕
Original assignee: Hunan Runtian Zhike Equipment Manufacturing Co ltd
Current assignee: Hunan Runtian Zhike Equipment Manufacturing Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-18
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a bituminous station material metering device, including being no less than three measurement storehouse, a plurality of measurement storehouses are respectively through flange material mouth and a flange bellows one-connection unloading pipe, the unloading pipe is through flange bellows two and flange material union coupling blending bunker, the equipartition sets up a plurality of weighing sensor two on the blending bunker circumferencial direction, the mode that adopts the addition measurement is weighed and is got into raw materials in the blending bunker, solved among the prior art that each measurement storehouse raw materials whereabouts in-process part material glues and glues on the bulkhead, can't directly measure the numerical value of weighing in the blending bunker with each measurement storehouse raw materials numerical value sum, thereby the accuracy of material measurement result in the blending bunker has been ensured.

Description

Asphalt station material metering device

Technical Field

The utility model relates to a bituminous mixture measures production technical field, concretely relates to bituminous station material metering device.

Background

When the asphalt station is used for production, hot aggregate, powder and asphalt need to be measured according to a certain proportion (gradation), and the measured mixture enters the stirring bin to be mixed, wherein the measurement precision and the measurement efficiency of each raw material directly influence the quality and the production efficiency of the asphalt mixture.

In the prior art, for example, CN205940736U discloses a "hot material synchronous metering system for an asphalt mixing plant", a plurality of hot material bins are adopted, each hot material bin is provided with a weighing sensor, each hot material can be separately metered and then cumulatively added into a mixing bin to be mixed to obtain a proportioned asphalt mixture, but in an actual production process, the following problems exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bituminous plant material metering device for solve among the prior art each part material and glue and cause the big problem of mixture material metering error in the stirring storehouse on hot material bulkhead.

The purpose of the utility model can be realized by the following technical scheme:

an asphalt plant material metering device comprising:

the metering device comprises at least three metering bins, wherein the bottom ends of the metering bins are provided with flange material ports of an integrated structure;

the discharging pipe is provided with a plurality of first corrugated pipes with flanges on the top wall, and the first corrugated pipes with flanges are detachably connected with the material openings with flanges;

the central shaft is arranged in the discharge pipe, a helical fin of an integrated structure is arranged on the central shaft, and the end of one side of the central shaft, which extends out of the discharge pipe, is fixedly connected with the output end of a motor;

the mixing bin is arranged below the discharge pipe, a flanged material pipe is arranged at the top end of the mixing bin, the flanged material pipe is detachably connected with a flanged corrugated pipe II, and the flanged corrugated pipe II is arranged on the bottom wall of the discharge pipe;

the second weighing sensors are uniformly distributed in the circumferential direction of the mixing bin, two ends of each weighing sensor are connected with a second lug plate and a second positioning plate respectively, the second lug plates are fixedly sleeved with the mixing bin, the second positioning plates are fixedly mounted on the supporting plate, the supporting plate is fixedly mounted on the frame, and the mixing bin is inserted into the supporting plate to be connected.

As a further aspect of the present invention: the metering bin is inserted and connected to the top end of the rack.

As a further aspect of the present invention: the utility model discloses a measuring bin, including measuring bin, otic placode, locating plate, measuring bin, locating plate, earplacode, locating plate, weighing sensor, earplacode, measuring bin, a plurality of weighing sensor I are provided with to the equipartition on the circumferencial direction of measuring bin, otic placode and locating plate one are connected respectively at weighing sensor one's both ends, otic placode one with measuring bin is fixed to be cup jointed, a locating plate fixed mounting be in the frame.

As a further aspect of the present invention: the discharge pipe and the motor are respectively and fixedly installed on the rack.

As a further aspect of the present invention: and a first pneumatic butterfly valve is arranged on the material opening with the flange.

As a further aspect of the present invention: the bottom of blending bunker is equipped with the bin outlet of an organic whole structure, be provided with pneumatic butterfly valve two on the bin outlet.

The utility model has the advantages that:

(1) The plurality of metering bins are respectively connected with a discharging pipe through a flanged material port and a flanged corrugated pipe, the discharging pipe is connected with the mixing bin through a flanged corrugated pipe II and a flanged material pipe, a plurality of weighing sensors II are uniformly distributed and arranged in the circumferential direction of the mixing bin, and raw materials entering the mixing bin are weighed by adopting an addition metering mode, so that the problem that part of the raw materials in each metering bin are adhered to the bin wall in the falling process in the prior art and the sum of the weighed raw material numerical values of each metering bin can not be directly used as the metered weighing numerical value in the mixing bin is solved, and the accuracy of the material metering result in the mixing bin is ensured;

(2) A plurality of weighing sensors I are uniformly distributed in the circumferential direction of the metering bin, the metering and weighing are carried out through the weighing sensors I, and the average weighing value is used as the weight of the raw materials stored in the metering bin, so that the raw materials in the metering bin can be conveniently temporarily stored and weighed;

(3) Through setting up the center pin in the discharge tube, when the motor drives the center pin rotatory, adopt each measurement storehouse raw materials of helical fin even propelling movement to the operation of superpose measurement weighing is convenient for control in adding the blending bunker to the raw materials in making the measurement storehouse, thereby realizes that the raw materials propelling movement in proper order in each measurement storehouse gets into and stores in the blending bunker, is convenient for stir in the blending bunker and makes pitch mix material.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic cross-sectional view of the discharge tube of the present invention;

FIG. 3 is a schematic view of the measuring chamber of the present invention with weighing sensors uniformly distributed in the circumferential direction;

figure 4 is the utility model discloses an equipartition sets up two schematic views of weighing sensor on the blending bunker circumferencial direction.

In the figure: 1. a metering bin; 2. a frame; 3. a material port with a flange; 4. a corrugated pipe I with a flange; 5. a discharge pipe; 6. a central shaft; 7. a helical fin; 8. a motor; 9. a corrugated pipe II with a flange; 10. a flanged material pipe; 11. a mixing bin; 12. a support plate; 13. a first ear plate; 14. a first positioning plate; 15. a first weighing sensor; 16. a second ear plate; 17. a second positioning plate; 18. a second weighing sensor; 19. a first pneumatic butterfly valve; 20. a discharge outlet; 21. and a second pneumatic butterfly valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention; in the description of the present invention, "plurality" or "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Please refer to fig. 1-4, the utility model relates to a material metering device for asphalt station, including being no less than three measuring bin 1, can measure respectively in a plurality of measuring bins 1 that set up and weigh hot aggregate, powder and each partial raw materials of pitch, measuring bin 1's bottom is equipped with flanged material mouth 3 of a body structure, flanged material mouth 3 can dismantle connecting band flanged bellows 4, a plurality of flanged bellows 4 set up on the roof of discharge tube 5, through set up center pin 6 in discharge tube 5, and be equipped with helical fin 7 of a body structure on center pin 6, center pin 6 outwards stretches out one side pipe end fixed connection motor 8's of discharge tube 5 output, blending bunker 11 sets up the below at

discharge tube

5, 11 tops in blending bunker are equipped with flanged material pipe 10, flanged material pipe 10 can dismantle connecting band flange two bellows 9, flanged bellows two 9 set up on discharge tube 5's diapire.

The hot aggregate is respectively weighed through a plurality of measuring bins 1, each part of raw materials of powder and asphalt, the raw materials in each measuring bin 1 can be sequentially and respectively added into a mixing bunker 11, the raw materials in each measuring bin 1 enter a discharge pipe 5 through a flanged material opening 3 and a flanged corrugated pipe 4, a motor 8 is started to drive a central shaft 6 to rotate, raw materials falling in each measuring bin 1 are driven to be pushed by a spiral fin 7, the raw materials are pushed into the mixing bunker 11 until the pushed raw materials fall through a flanged corrugated pipe two 9 and a flanged material pipe 10, the raw materials in each measuring bin 1 are uniformly pushed by the spiral fin 7, so that the raw materials in the measuring bin 1 are added into the mixing bunker 11, the superposition metering weighing operation is convenient to control, the raw materials in each measuring bin 1 are sequentially pushed into the mixing bunker 11 to be stored, and the raw materials are stirred into the asphalt mixture in the mixing bunker 11 to be prepared.

The weighing system comprises a plurality of weighing sensors 18, a plurality of ear plates 16 and a plurality of positioning plates 17, wherein the two ends of each weighing sensor 18 are respectively connected with the two ear plates 16 and the two positioning plates 17, the two ear plates 16 are fixedly sleeved with the mixing bunker 11, the two positioning plates 17 are fixedly installed on a supporting plate 12, the supporting plate 12 is fixedly installed on a rack 2, the mixing bunker 11 is connected with the supporting plate 12 in an inserting mode, raw materials are sequentially pushed into the mixing bunker 11 in each weighing bunker 1 and are weighed in the mixing bunker 11 in an adding and metering mode, specifically, the raw materials in one weighing bunker 1 are pushed into the mixing bunker 11 in a spiral mode and are weighed through the weighing sensors 18 in the weighing bunker, the weight of the raw materials reaching the mixing bunker 11 from the weighing bunker 1 is obtained through an average value, the raw materials are pushed to the mixing bunker 11 through the raw materials in another weighing bunker 1 in the spiral mode, the accumulated and overlapped material metering weighing is obtained through the average value through the weighing sensors 18 again until the raw materials in each weighing bunker 1 are added into the mixing bunker 11, so as to realize the mixing of the raw materials in each metering bunker 1, the problem that the proportion of the raw materials in the falling process of each metering bunker in the existing metering bunker is solved, and the sum of the raw materials in the metering bunker is ensured that the metering bunker 11 and the metering bunker is directly taken as the result of the sum of the metering bunker and the metering bunker 11.

In this embodiment, metering bin 1 is inserted and is established the top of connecting in frame 2, the equipartition is provided with a plurality of weighing sensor 15 on metering bin 1's the circumferencial direction, otic placode 13 and locating plate 14 are connected respectively to weighing sensor 15's both ends, otic placode 13 and metering bin 1 are fixed to be cup jointed, 14 fixed mounting of locating plate is in frame 2, be used for storing each part raw materials in metering bin 1, weigh through a plurality of weighing sensor 15 measurement, regard as the raw materials weight of storing in metering bin 1 with average weighing value, so that it is convenient to make raw materials keep in metering bin 1 weigh.

In this embodiment, discharge tube 5 and motor 8 are fixed mounting respectively on frame 2, and discharge tube 5 and motor 8 simple to operate.

In this embodiment, be provided with pneumatic butterfly valve 19 on the flanged material mouth 3, can control the closure of flanged material mouth 3 through the pneumatic butterfly valve 19 that sets up to the raw materials that realize storing in each measuring bin 1 falls in proper order and gets into in the discharge tube 5.

In this embodiment, the bottom of blending bunker 11 is equipped with bin outlet 20 of an organic whole structure, is provided with two 21 pneumatic butterfly valves on the bin outlet 20, can control the closure of bin outlet 20 through two 21 pneumatic butterfly valves that set up to be convenient for discharge after making in the blending bunker 11 the accumulation measurement is weighed and is accomplished.

Although an embodiment of the present invention has been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.

Claims

1. An asphalt station material metering device, comprising:

the metering device comprises at least three metering bins (1), wherein the bottom ends of the metering bins (1) are provided with flange material ports (3) which are of an integrated structure;

the discharging pipe (5), the top wall is provided with a plurality of corrugated pipes (4) with flanges, and the corrugated pipes (4) with flanges are detachably connected with the material opening (3) with flanges;

the central shaft (6) is arranged in the discharging pipe (5), the central shaft (6) is provided with a helical fin (7) in an integrated structure, and the end of one side of the central shaft (6) extending out of the discharging pipe (5) is fixedly connected with the output end of a motor (8);

the mixing bin (11) is arranged below the discharge pipe (5), a flanged material pipe (10) is arranged at the top end of the mixing bin (11), the flanged material pipe (10) is detachably connected with a flanged corrugated pipe II (9), and the flanged corrugated pipe II (9) is arranged on the bottom wall of the discharge pipe (5);

a plurality of weighing sensor two (18), follow the equipartition sets up on the circumferencial direction of blending bunker (11), otic placode two (16) and locating plate two (17) are connected respectively to the both ends of weighing sensor two (18), otic placode two (16) with blending bunker (11) fixed socket joint, locating plate two (17) fixed mounting is on layer board (12), layer board (12) fixed mounting is in frame (2), blending bunker (11) with layer board (12) are inserted and are established the connection.

2. An asphalt station material metering device according to claim 1, characterized in that the metering bin (1) is inserted and connected to the top end of the machine frame (2).

3. The asphalt station material metering device of claim 2, wherein a plurality of first weighing sensors (15) are uniformly distributed in the circumferential direction of the metering bin (1), two ends of each first weighing sensor (15) are respectively connected with a first lug plate (13) and a first positioning plate (14), each lug plate (13) is fixedly sleeved with the metering bin (1), and each first positioning plate (14) is fixedly installed on the rack (2).

4. An asphalt station material metering device according to claim 1, characterized in that said discharge pipe (5) and said motor (8) are fixedly mounted on said frame (2), respectively.

5. An asphalt station material metering device according to claim 1, characterized in that a first pneumatic butterfly valve (19) is arranged on the flanged opening (3).

6. An asphalt station material metering device as claimed in claim 1, characterized in that the bottom end of the mixing bin (11) is provided with a discharge opening (20) of an integrated structure, and a second pneumatic butterfly valve (21) is arranged on the discharge opening (20).