CN214401300U - A put in device that is arranged in graininess additive of road construction - Google Patents
A put in device that is arranged in graininess additive of road construction Download PDFInfo
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- CN214401300U CN214401300U CN202023056879.1U CN202023056879U CN214401300U CN 214401300 U CN214401300 U CN 214401300U CN 202023056879 U CN202023056879 U CN 202023056879U CN 214401300 U CN214401300 U CN 214401300U
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Abstract
The utility model discloses a throw in device for graininess additive among road construction, including vacuum generator, material separator, transition storage silo, weighing hopper and weighing hopper weighing machine construct, the transition storage silo is installed in the frame, material separator passes through the vacuum pipe and is connected with vacuum generator, the last material loading pipe that is connected with of material separator, material separator's discharge gate and transition storage silo's feed inlet intercommunication, the weighing hopper is laid under the transition storage silo, the upper end of weighing hopper is provided with the feed inlet, the bottom of weighing hopper is provided with the discharge gate, weighing hopper weighing machine constructs including weighing hopper mounting panel and a plurality of weighing sensor. The utility model discloses a connect vacuum generator on material separator, can realize that the negative pressure formula of material is carried, adopt littleer energy consumption, can carry the material to higher input point, in the transported substance leaned on the dead weight to enter into asphalt mixing plant mix pot completely, can effectively avoid the excessive oxidation of bituminous mixture.
Description
Technical Field
The utility model belongs to the technical field of auxiliary assembly among the road construction, concretely relates to a put in device that is arranged in graininess additive of road construction.
Background
In domestic road construction, in order to cope with increasingly heavy road loads, a number of novel pavement structures are gradually introduced and designed. In the implementation, a part of special materials are added in the preparation of the original asphalt and cement mixture for improving the durability and comfort of roads, and most of the additives are convenient to transport and store and are better and uniformly mixed with the mixture. Usually, the granular materials are prepared in advance, and the device is used for finishing the accurate feeding work of the granular materials.
Most of the existing asphalt concrete stations are not equipped with automatic feeding devices, feeding of granular additives (such as granular lignocellulose, anti-rutting agents, tackifiers and the like) basically depends on manual feeding, the manual feeding is very troublesome, and the feeding time and the feeding amount are not accurate enough. Along with the popularization and application of novel road surface structure, though some throw the material equipment and appear on the market, these equipment adopt belt, screw feed ware, supplementary high-power fan more, through form high-pressure wind stream in the pipeline, directly carry and drive required granular material and get into pitch mixing station mix pot, can produce following harm to the mixture after a large amount of high-pressure wind gets into the mix pot:
the negative pressure environment in a mixing pot of an asphalt mixing plant can be destroyed, so that the escape of stone powder added in the mixture causes the mixture to have disordered proportion of each component;
secondly, the stone temperature in the stirring pot is reduced, the temperature reduction influence of the mixture heating temperature needs to be considered, and the heating energy consumption is increased;
thirdly, asphalt is required to be added into a mixing pot of an asphalt mixing plant as a binder of the asphalt mixture, if a large amount of oxygen is contacted with the asphalt at the temperature of more than 170 ℃ in the whole mixing process, the asphalt is accelerated to age, the durability of the asphalt mixture is reduced, and finally the service life of the paved asphalt pavement is reduced;
and fourthly, because the air supply mode is adopted, the power requirement of a fan generating a conveying air source is sharply increased under the condition that the air supply height is required to be increased, and the power consumption is larger under the same conveying height.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem lie in not enough to above-mentioned prior art, a throw in device for graininess additive among the road construction is provided, its structural design is reasonable, the volume is less, through connect vacuum generator on material separator, can realize the negative pressure formula of material and carry, adopt littleer energy consumption, can carry the material to higher input point, do not have any positive pressure device and carry oxygen and get into the mix pot, the carried material is totally by the dead weight and enters into in the pitch mixing plant mix pot, can effectively avoid the excessive oxidation of bituminous mixture, can effectively solve the accurate problem of throwing in of graininess lignocellulose and graininess additive.
In order to solve the technical problem, the utility model discloses a technical scheme is: a throw-in device that is arranged in graininess additive of road construction, its characterized in that: including vacuum generator, material separator, transition storage silo, weighing hopper and weighing hopper weighing mechanism, the upper end in the frame is installed to the transition storage silo, the material separator passes through the vacuum pipe and is connected with vacuum generator, be connected with the material loading pipe on the feed inlet of material separator, the feed inlet of material loading pipe stretches into to the silo in, the top at transition storage silo is installed to the material separator, the bottom of material separator is provided with the discharge gate, the top of transition storage silo is provided with the feed inlet, the bottom of transition storage silo is provided with the discharge gate, the discharge gate of material separator and the feed inlet intercommunication of transition storage silo, the weighing hopper is laid under the transition storage silo, the upper end of weighing hopper is provided with the feed inlet, the bottom of weighing hopper is provided with the discharge gate, weighing hopper weighing mechanism is including fixing the weighing hopper mounting panel and a plurality of connection in the frame between weighing hopper mounting panel and weighing hopper The load cell of (1).
Foretell a input device for particulate additive in road construction, its characterized in that: the frame is a cubic frame body, the upper end of the transition storage bin is higher than the upper end of the frame and is arranged, and the discharge port of the transition storage bin extends into the frame.
Foretell a input device for particulate additive in road construction, its characterized in that: the measuring hopper mounting plate is horizontally arranged, and the sensor mounting plate is arranged between the transition storage bin and the measuring hopper.
Foretell a input device for particulate additive in road construction, its characterized in that: and the metering hopper mounting plate is provided with a material channel for materials in the transition storage bin to pass through.
Foretell a input device for particulate additive in road construction, its characterized in that: the weighing sensor is an S-shaped tension sensor, a plurality of lifting lugs for mounting the weighing sensor are arranged on the outer side of the weighing hopper, and the weighing sensor is connected between the lifting lugs and the mounting plate of the weighing hopper.
Foretell a input device for particulate additive in road construction, its characterized in that: the discharge gate of transition storage silo is provided with first discharge valve, be provided with the second discharge valve on the discharge gate of weighing hopper.
Foretell a input device for particulate additive in road construction, its characterized in that: the bottom of the metering hopper is higher than the bottom of the frame.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a connect vacuum generator on material separator, can utilize vacuum generator to take out the air in with material separator, and then produce a negative pressure environment in material separator, when the material needs to be carried in material loading pipe and the silo and be close, material and the air on every side can be carried to the needs to the interior nearly vacuum negative pressure environment of material loading pipe can produce suction, force material and air admission material loading pipe and remove to material separator in, unnecessary pure air passes through vacuum generator along the vacuum tube and discharges among the material separator, can effectively avoid the excessive oxidation of bituminous mixture, can effectively solve the problem that causes the mixture life-span to descend because of oxygen participates in the bituminous mixing process.
2. The utility model discloses a lay the storage silo that passes through in the bottom of material separator, the material that need carry that the material separator separates can fall into the storage silo that passes through under the effect of self gravity for subsequent use, can effectively solve present dispensing device bulky, the consumption is high, throw in the problem that highly is not enough.
3. The utility model discloses a be connected a plurality of weighing sensor between weighing hopper mounting panel and weighing hopper, can weigh out the weight that enters into required granular material in the weighing hopper according to actual need, and then can effectively ensure to enter into the weight of granular material in the mixing pot, realize granular material's accurate input.
To sum up, the utility model has the advantages of reasonable design, the volume is less, through connect vacuum generator on material separator, can realize that the negative pressure formula of material is carried, adopts littleer energy consumption, can carry the material to higher input point, does not have any positive pressure controlling means and carries oxygen and get into the mix pot, and the transported substance leans on the dead weight completely to get into in the pitch mixing plant mix pot, can effectively avoid the excessive oxidation of bituminous mixture, can effectively solve granular lignocellulose and granular additive's accurate input problem.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the mounting structure schematic diagram of the weighing hopper and the weighing sensor of the utility model.
Description of reference numerals:
1-a vacuum generator; 2-vacuum pipeline; 3-a material separator;
4-transition storage bin; 5-a first discharge valve; 6-a weighing sensor;
7, a measuring hopper; 7-1-lifting lug; 8-a second discharge valve;
9-a frame; 10, feeding pipes; 11-material groove;
12-weighing hopper mounting plate.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model comprises a vacuum generator 1, a material separator 3, a transition storage bin 4, a weighing hopper 7 and a weighing hopper weighing mechanism, wherein the transition storage bin 4 is installed at the upper end of a frame 9, the material separator 3 is connected with the vacuum generator 1 through a vacuum pipeline 2, a feeding pipe 10 is connected with a feeding port of the material separator 3, the feeding port of the feeding pipe 10 extends into a material groove 11, the material separator 3 is installed at the top of the transition storage bin 4, a discharging port is arranged at the bottom of the material separator 3, a feeding port is arranged at the top of the transition storage bin 4, a discharging port is arranged at the bottom of the transition storage bin 4, the discharging port of the material separator 3 is communicated with the feeding port of the transition storage bin 4, the weighing hopper 7 is arranged under the transition storage bin 4, a feeding port is arranged at the upper end of the weighing hopper 7, the bottom of weighing hopper 7 is provided with the discharge gate, weighing hopper weighing machine constructs including fixing weighing hopper mounting panel 12 and a plurality of weighing sensor 6 of connecting between weighing hopper mounting panel 12 and weighing hopper 7 in frame 9.
During the in-service use, through connect vacuum generator 1 on material separator 3, can utilize vacuum generator 1 to take out the air in material separator 3, and then produce a negative pressure environment in material separator 3, when needing to carry the material to be close in material loading pipe 10 and silo 11, the interior near vacuum negative pressure environment of material loading pipe 10 can produce suction to needing to carry material and air on every side, force material and air to get into material loading pipe 10 and remove to material separator 3 in, unnecessary pure air passes through vacuum generator along vacuum pipeline 2 in material separator 3 and discharges, can effectively avoid the excessive oxidation of bituminous mixture, can effectively solve because of the problem that oxygen participates in the bituminous mixing process and causes the decline of mixture life-span.
It should be noted that, by arranging the transition storage bin 4 at the bottom of the material separator 3, the material to be conveyed separated by the material separator 3 can fall into the transition storage bin 4 under the action of its own gravity for standby, and the problems of large volume, high power consumption and insufficient feeding height of the existing feeding equipment can be effectively solved.
During the concrete implementation, through the multiple weighing sensor 6 of being connected between weighing hopper mounting panel 12 and weighing hopper 7, can weigh out the weight that enters into required granular material in weighing hopper 7 according to actual need, and then can effectively ensure to enter into the weight of granular material in the mixing pan, realize the accurate input of granular material.
In this embodiment, the frame 9 is a cubic frame body, the upper end of the transition storage bin 4 is higher than the upper end of the frame 9 and is arranged, and the discharge port of the transition storage bin 4 extends into the frame 9.
During the actual use, frame 9 comprises two rectangle horizontal support bodies and four stands of connection between two rectangle horizontal support bodies, and the bottom of transition storage silo 4 is provided with one end toper festival section, and the discharge gate of transition storage silo 4 is located the bottom of toper festival section, the toper festival section of 4 bottoms of transition storage silo all is located inside frame 9.
In this embodiment, the weighing hopper mounting plates 12 are horizontally arranged, and the weighing hopper mounting plates 12 are arranged between the transition storage bin 4 and the weighing hopper 7.
During actual use, the weighing hopper mounting plate 12 is a rectangular flat plate embedded in the frame 9, the weighing hopper mounting plate 12 is welded and fixed with the frame 9, and certain gaps are kept between the bottom of the transition storage bin 4 and the upper end face of the weighing hopper mounting plate 12 and between the top of the weighing hopper 7 and the lower end face of the weighing hopper mounting plate 12.
In this embodiment, the measuring hopper mounting plate 12 is provided with a material passage for passing the material in the transition storage bin 4.
In actual use, the granular materials in the transition storage bin 4 can enter the weighing hopper 7 through the material channel on the weighing hopper mounting plate 12 under the action of the gravity of the granular materials.
In this embodiment, the weighing sensor 6 is an S-shaped tension sensor, a plurality of lifting lugs 7-1 for mounting the weighing sensor 6 are arranged on the outer side of the weighing hopper 7, and the weighing sensor 6 is connected between the lifting lugs 7-1 and the weighing hopper mounting plate 12.
During actual use, the number of the lifting lugs 7-1 is equal to that of the weighing sensors 6, the weighing sensors 6 correspond to the lifting lugs one by one, one ends of the weighing sensors 6 are fixed to the bottom of the weighing hopper mounting plate 12, the other ends of the weighing sensors 6 are fixed to the lifting lugs 7-1, and the weighing hoppers 7 are mounted at the bottom of the weighing hopper mounting plate 12 through the weighing sensors 6.
It should be noted that the bottom of the weighing hopper 7 is suspended, so that all the weight of the weighing hopper 7 can be obtained by the weighing sensor 6.
In this embodiment, the lifting lug 7-1 is welded to the outer side wall of the weighing hopper 7.
In this embodiment, the discharge port of the transition storage bin 4 is provided with a first discharge valve 5, and the discharge port of the weighing hopper 7 is provided with a second discharge valve 8.
During the in-service use, be provided with first discharge valve 5 through the discharge gate at transition storage silo 4, after granule material weight in weighing hopper 7 reaches the demand, can in time close first discharge valve 5.
In this embodiment, the bottom of the weighing hopper 7 is arranged higher than the bottom of the frame 9.
During the in-service use, the bottom of weighing hopper 7 can directly be laid and mix the pot, and when second discharge valve 8 was opened, the material that has weighed as required slided into the mixing pot with the form of free fall and participates in the mix.
When the utility model is used, the vacuum generator 1 is started, the air in the material separator 3 is pumped out by the vacuum generator 1, and a negative pressure environment is produced in the material separator 3, when the material to be conveyed in the material feeding pipe 10 and the material groove 11 is close, the negative pressure environment close to vacuum in the material feeding pipe 10 can generate suction force to the material to be conveyed and the air around, the material and the air are forced to enter the material feeding pipe 10 and move to the material separator 3, the redundant pure air in the material separator 3 is discharged through the vacuum generator 1 along the vacuum pipeline 2, the material to be conveyed separated by the material separator 3 falls into the transition storage bin 4 for standby use due to the gravity action, the material weight falling into the metering hopper 7 after the first discharge valve 5 is opened is weighed by the weighing sensor 6 fixed on the metering hopper 7, the weighed material is temporarily stored in the metering hopper 7, according to the demand signal control of the mixing pot, the second discharge valve 8 positioned at the lower part of the metering hopper 7 is opened, and when the second discharge valve 8 is opened, the materials weighed according to requirements slide into the mixing pot in a free-falling body mode to participate in mixing.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (7)
1. A throw-in device that is arranged in graininess additive of road construction, its characterized in that: comprises a vacuum generator (1), a material separator (3), a transition storage bin (4), a weighing hopper (7) and a weighing hopper weighing mechanism, wherein the transition storage bin (4) is arranged at the upper end of a frame (9), the material separator (3) is connected with the vacuum generator (1) through a vacuum pipeline (2), a feeding pipe (10) is connected to the feeding port of the material separator (3), the feeding port of the feeding pipe (10) extends into a trough (11), the material separator (3) is arranged at the top of the transition storage bin (4), a discharging port is arranged at the bottom of the material separator (3), a feeding port is arranged at the top of the transition storage bin (4), a discharging port is arranged at the bottom of the transition storage bin (4), and the discharging port of the material separator (3) is communicated with the feeding port of the transition storage bin (4), the transition storage silo (4) is laid in weighing hopper (7) under, the upper end of weighing hopper (7) is provided with the feed inlet, the bottom of weighing hopper (7) is provided with the discharge gate, weighing hopper weighing machine constructs including fixing weighing hopper mounting panel (12) and a plurality of weighing sensor (6) of connection between weighing hopper mounting panel (12) and weighing hopper (7) in frame (9).
2. A particulate additive dispensing apparatus for use in road construction as claimed in claim 1, wherein: the frame (9) is a cubic frame body, the upper end of the transition storage bin (4) is higher than the upper end of the frame (9) and is arranged, and the discharge port of the transition storage bin (4) extends into the frame (9).
3. A particulate additive dispensing apparatus for use in road construction as claimed in claim 1, wherein: the metering hopper mounting plate (12) is horizontally arranged, and the metering hopper mounting plate (12) is arranged between the transition storage bin (4) and the metering hopper (7).
4. A particulate additive dispensing apparatus for use in road construction as claimed in claim 3, wherein: and the metering hopper mounting plate (12) is provided with a material channel for materials in the transition storage bin (4) to pass through.
5. A particulate additive dispensing apparatus for use in road construction as claimed in claim 1, wherein: the weighing sensor (6) is an S-shaped tension sensor, a plurality of lifting lugs (7-1) for mounting the weighing sensor (6) are arranged on the outer side of the weighing hopper (7), and the weighing sensor (6) is connected between the lifting lugs (7-1) and the weighing hopper mounting plate (12).
6. A particulate additive dispensing apparatus for use in road construction as claimed in claim 1, wherein: the discharge gate of transition storage silo (4) is provided with first discharge valve (5), be provided with second discharge valve (8) on the discharge gate of weighing hopper (7).
7. A particulate additive dispensing apparatus for use in road construction as claimed in claim 1, wherein: the bottom of the measuring hopper (7) is higher than the bottom of the frame (9) and is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056879.1U CN214401300U (en) | 2020-12-17 | 2020-12-17 | A put in device that is arranged in graininess additive of road construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056879.1U CN214401300U (en) | 2020-12-17 | 2020-12-17 | A put in device that is arranged in graininess additive of road construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214401300U true CN214401300U (en) | 2021-10-15 |
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ID=78039167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023056879.1U Active CN214401300U (en) | 2020-12-17 | 2020-12-17 | A put in device that is arranged in graininess additive of road construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214401300U (en) |
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2020
- 2020-12-17 CN CN202023056879.1U patent/CN214401300U/en active Active
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