CN216074604U - Cold material bin for plant-mixed hot recycled asphalt mixture - Google Patents

Abstract

The utility model relates to the technical field of asphalt recycling, and discloses a cold bunker for plant-mixed hot recycled asphalt mixtures. The utility model solves the problems of poor crushing and mixing effects of the asphalt raw materials by the matching use of all mechanisms, has compact integral structure design, is convenient for crushing the asphalt raw materials, and improves the uniformity of the stirring and mixing process of the asphalt raw materials.

Description

Cold material bin for plant-mixed hot recycled asphalt mixture

Technical Field

The utility model relates to the technical field of asphalt recovery, in particular to a cold bunker for a plant-mixed hot recycled asphalt mixture.

Background

The plant mixing hot regenerating technology for asphalt pavement is a complete set of technology for spreading middle and lower layers of pavement, which is to use the old asphalt pavement to be renovated or discarded through recycling asphalt and stone materials, milling, recovering, crushing, screening, using new aggregate and new asphalt to properly match, and remixing to obtain the regenerated asphalt mixture meeting the pavement performance requirement.

The old asphalt pavement material is recycled to produce a new asphalt pavement, which not only can save materials, cost and energy, but also is beneficial to solving the problem of waste treatment. The plant-mixed hot recycling technology can recycle 30-70% of old pavement materials, and a new asphalt mixture is formed through grading adjustment and addition of new asphalt, a recycling agent, a warm mixing agent and the like, and has performance comparable to that of the traditional new-mixed asphalt mixture.

But has the following disadvantages: 1. in the process of feeding the asphalt raw material in the cold storage bin, the asphalt raw material is easy to accumulate during feeding, so that a feeding port is blocked, and the asphalt raw material cannot be crushed; 2. when the asphalt raw material is crushed and then mixed with other mixtures, a single stirring and mixing mode causes poor mixing effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a cold bunker for plant-mixed hot recycled asphalt mixture.

In order to solve the problems in the prior art, the utility model adopts the following technical scheme:

a cold burden storehouse for hot recycling bituminous mixture of plantmix, including bottom case, rabbling mechanism, rubbing crusher constructs, be equipped with rabbling mechanism in the bottom case, the uncovered department of top surface of bottom case is equipped with oval case, the oval incasement is equipped with rubbing crusher constructs.

Further, rabbling mechanism includes first stirring rake, second stirring rake, both sides wall all is equipped with fixing bearing in the under casing, wherein, one the fixing bearing interpolation is equipped with the minor axis, is located and is equipped with a plurality of first stirring rakes on the minor axis in the under casing, another the fixing bearing interpolation is equipped with the major axis, is located and is equipped with a plurality of second stirring rakes on the major axis in the under casing.

Further, rubbing crusher constructs including crushing axle, crushing reamer, oval incasement both sides wall all is equipped with a pair of location bearing, oval incasement is equipped with a pair of crushing axle, every the both ends of crushing axle all run through the location bearing that corresponds and extend to the outside of oval case, every all be equipped with a plurality of helical blade on the left section of crushing axle and the middle section, and a plurality of helical blade's interval progressively diminishes in proper order, every all be equipped with a plurality of crushing reamers on the right section of crushing axle.

Furthermore, a heating plate is laid on the bottom surface of the oval box below the spiral blades, and a plurality of sieve meshes are uniformly distributed on the bottom surface of the oval box below the crushing reamer.

Further, a motor base is arranged at the rear end of the left side face of the oval box, a motor is mounted on the bottom face of the motor base, the end portion of a motor shaft of the motor is coaxially connected with the left end portion of one crushing shaft, gears are sleeved on the right end portion of each crushing shaft, and the two gears are meshed and connected.

Furthermore, the left end of the short shaft is sleeved with a first belt pulley, the left end of the other crushing shaft is sleeved with a second belt pulley, and the first belt pulley and the second belt pulley are in transmission connection through a first driving belt.

Furthermore, the right end of the long shaft is sleeved with a third belt pulley, the right end of one crushing shaft is sleeved with a fourth belt pulley, and the third belt pulley and the fourth belt pulley are in transmission connection through a second driving belt.

Further, the feed inlet has been seted up on the top surface left side of oval case, the top surface left side of oval case is equipped with cold feed bin, just the bottom mouth and the feed inlet through connection of cold feed bin.

Further, the bottom surface left side of under casing is equipped with out the feed cylinder, four corners in the bottom surface of under casing all are equipped with the supporting leg.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the two crushing shafts synchronously rotate at a high speed in the forward and reverse directions by matching the crushing mechanism, and the pitch of the helical blades is gradually decreased, so that the asphalt raw material is conveniently driven to be pushed backwards along the oval box, and the asphalt raw material is conveniently crushed by the high-speed rotation of the crushing reamer;

2. in the utility model, the mixing mechanism is used in a matching way, and the asphalt raw materials are uniformly mixed by forward stirring of the second stirring paddle and reverse stirring of the first stirring paddle, so that the uniformity of the stirring and mixing process of the asphalt raw materials is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a right side view of the present invention;

number in the figure: the device comprises a bottom box 1, a short shaft 11, a first stirring paddle 12, a first belt pulley 13, a first driving belt 14, a long shaft 15, a second stirring paddle 16, a third belt pulley 17, a second driving belt 18, a discharge barrel 19, supporting legs 110, an elliptical box 2, a cold storage bin 21, a feed inlet 22, a crushing shaft 23, a spiral blade 24, a crushing reamer 25, a heating plate 26, a sieve mesh 27, a gear 28, a fourth belt pulley 29, a motor base 210, a motor 211 and a second belt pulley 212.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1: the embodiment provides a cold bunker for hot mix plant recycled asphalt mixture, and specifically comprises a bottom box 1, a stirring mechanism and a crushing mechanism, wherein the bottom box 1 is in a hollow box shape with an open top surface and is horizontally placed, the stirring mechanism is arranged in the bottom box 1, an oval box 2 which is transversely fixedly connected is arranged at the open top surface of the bottom box 1, and the crushing mechanism is arranged in the oval box 2.

In the utility model, the crushing mechanism comprises crushing shafts 23 and crushing reamer 25, a pair of positioning bearings are arranged on two side walls in the oval box 2, a pair of crushing shafts 23 which are transversely arranged is arranged in the oval box 2, two ends of each crushing shaft 23 penetrate through the corresponding positioning bearings and extend to the outer side of the oval box 2, a plurality of helical blades 24 are arranged on the left section and the middle section of each crushing shaft 23, the distance between the helical blades 24 is gradually decreased, a plurality of crushing reamer 25 are arranged on the right section of each crushing shaft 23, and the two crushing shafts 23 synchronously rotate forward and backward at a high speed.

In the utility model, a heating plate 26 is laid on the inner bottom surface of the elliptical box 2 below the helical blades 24, a plurality of sieve holes 27 are uniformly distributed on the inner bottom surface of the elliptical box 2 below the crushing reamer 25, the asphalt raw material in the elliptical box 2 is heated through the heating plate 26, and the crushed asphalt raw material falls into the bottom box 1 through the sieve holes 27.

In the utility model, the rear end of the left side surface of the oval box 2 is provided with the motor base 210, the bottom surface of the motor base 210 is provided with the motor 211, the end part of the motor shaft of the motor 211 is coaxially connected with the left end part of one crushing shaft 23, the right end part of each crushing shaft 23 is sleeved with the gear 28, the two gears 28 are meshed and connected, the motor shaft of the motor 211 drives one crushing shaft 23 to synchronously rotate in the forward direction, and the two gears 28 are meshed to conveniently drive the other crushing shaft 23 to reversely rotate.

In the utility model, the left side of the top surface of the oval box 2 is provided with a feed inlet 22, the left side of the top surface of the oval box 2 is provided with a cold material bin 21, the bottom end opening of the cold material bin 21 is communicated with the feed inlet 22, and asphalt raw materials in the cold material bin 21 enter the oval box 2 through the feed inlet 22.

In the utility model, the left side of the bottom surface of the bottom box 1 is provided with the discharging barrel 19 which is obliquely penetrated and fixedly connected, the four corners of the bottom surface of the bottom box 1 are provided with the supporting legs 110, and the uniformly mixed asphalt raw materials are discharged along the discharging barrel 19.

Example 2: in example 1, there is also a problem that the stirring is not uniform after the asphalt raw material is pulverized, and therefore, this example also includes, in addition to example 1:

in the utility model, the stirring mechanism comprises a first stirring paddle 12 and a second stirring paddle 16, two side walls in the bottom box 1 are respectively provided with a fixed bearing, wherein a transverse through short shaft 11 is inserted into one fixed bearing, a plurality of first stirring paddles 12 are arranged on the short shaft 11 in the bottom box 1, the short shaft 11 drives the first stirring paddles 12 to rotate reversely, a transverse through long shaft 15 is inserted into the other fixed bearing, a plurality of second stirring paddles 16 are arranged on the long shaft 15 in the bottom box 1, the long shaft 15 drives the second stirring paddles 16 to rotate positively, the asphalt raw materials are uniformly mixed by the positive stirring of the second stirring paddles 16 and the reverse stirring of the first stirring paddles 12, and the uniformity of the asphalt raw materials in the stirring and mixing process is improved.

In the utility model, a first belt pulley 13 is sleeved at the left end of the short shaft 11, a second belt pulley 212 is sleeved at the left end of the other crushing shaft 23, the first belt pulley 13 and the second belt pulley 212 are in transmission connection through a first driving belt 14, the other crushing shaft 23 drives the second belt pulley 212 to rotate in the reverse direction, and the first belt pulley 13 and the short shaft 11 are driven to rotate in the reverse direction through the first driving belt 14.

In the utility model, the right end of the long shaft 15 is sleeved with the third belt pulley 17, the right end of the crushing shaft 23 is sleeved with the fourth belt pulley 29, the third belt pulley 17 and the fourth belt pulley 29 are in transmission connection through the second driving belt 18, the crushing shaft 23 drives the fourth belt pulley 29 to rotate in the forward direction, and the second driving belt 18 drives the third belt pulley 17 and the long shaft 15 to rotate in the forward direction.

The utility model solves the problems of poor crushing and mixing effects of the asphalt raw materials by the matching use of all mechanisms, has compact integral structure design, is convenient for crushing the asphalt raw materials, and improves the uniformity of the stirring and mixing process of the asphalt raw materials.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (9)

1. A cold feed bin for hot regeneration bituminous mixture of plantmix, including bottom case (1), rabbling mechanism, rubbing crusher constructs, its characterized in that: the improved bottom box is characterized in that a stirring mechanism is arranged in the bottom box (1), an oval box (2) is arranged at an open top of the bottom box (1), and a crushing mechanism is arranged in the oval box (2).

2. The cold silo for hot mix plant recycled asphalt mix of claim 1, wherein: rabbling mechanism includes first stirring rake (12), second stirring rake (16), both sides wall all is equipped with fixing bearing in under casing (1), wherein, one the fixing bearing interpolation is equipped with minor axis (11), is located to be equipped with a plurality of first stirring rakes (12) on under casing (1) inherent minor axis (11), another the fixing bearing interpolation is equipped with major axis (15), is located to be equipped with a plurality of second stirring rakes (16) on under casing (1) inherent major axis (15).

3. The cold silo for hot mix plant recycled asphalt mix of claim 2, wherein: rubbing crusher constructs including crushing shaft (23), crushing reamer (25), both sides wall all is equipped with a pair of location bearing in oval case (2), be equipped with a pair of crushing shaft (23) in oval case (2), every the both ends of crushing shaft (23) all run through the location bearing that corresponds and extend to the outside of oval case (2), every all be equipped with a plurality of helical blade (24) on the left side section of crushing shaft (23) and the middle section, and a plurality of the interval of helical blade (24) is steadilyd decrease in proper order, every all be equipped with a plurality of crushing reamer (25) on the right side section of crushing shaft (23).

4. The cold silo for hot mix plant recycled asphalt mix of claim 3, wherein: a heating plate (26) is laid on the inner bottom surface of the elliptical box (2) below the helical blade (24), and a plurality of sieve pores (27) are uniformly distributed on the inner bottom surface of the elliptical box (2) below the crushing reamer (25).

5. The cold silo for hot mix plant recycled asphalt mix of claim 3, wherein: the utility model discloses an oval case, including oval case (2), motor cabinet (210) are equipped with to the left surface rear end of oval case (2), motor (211) are installed to the bottom surface of motor cabinet (210), the motor shaft tip of motor (211) and the coaxial hookup of the left end portion of a crushing axle (23), every the right-hand member portion of crushing axle (23) all overlaps and is equipped with gear (28), and two gear (28) meshing connection.

6. The cold silo for hot mix plant recycled asphalt mix of claim 3, wherein: the left end of the short shaft (11) is sleeved with a first belt pulley (13), the left end of the other crushing shaft (23) is sleeved with a second belt pulley (212), and the first belt pulley (13) is in transmission connection with the second belt pulley (212) through a first driving belt (14).

7. The cold silo for hot mix plant recycled asphalt mix of claim 3, wherein: the right end of major axis (15) overlaps and is equipped with third belt pulley (17), and the right end of a crushing axle (23) overlaps and is equipped with fourth belt pulley (29), third belt pulley (17) and fourth belt pulley (29) carry out the transmission through second drive belt (18) and are connected.

8. The cold silo for hot mix plant recycled asphalt mix of claim 1, wherein: feed inlet (22) have been seted up on the top surface left side of oval case (2), the top surface left side of oval case (2) is equipped with cold feed bin (21), just the bottom mouth and the feed inlet (22) through connection of cold feed bin (21).

9. The cold silo for hot mix plant recycled asphalt mix of claim 1, wherein: the bottom surface left side of under casing (1) is equipped with out feed cylinder (19), four corners in the bottom surface of under casing (1) all are equipped with supporting leg (110).

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