CN213951845U - Asphalt mixing machine convenient to stir - Google Patents

Abstract

The utility model relates to an asphalt mixing machine convenient to stirring relates to the field of road surface engineering construction, and it includes the mix pot, be provided with the (mixing) shaft along vertical direction in the mix pot, the rigid coupling has the horizontal pole on the (mixing) shaft, the (mixing) shaft runs through the center of horizontal pole and with the horizontal pole quadrature, the ascending both ends of horizontal pole length direction are provided with the montant along vertical direction, be provided with stirring vane on the montant, stirring vane's one end with the montant rigid coupling, the other end with the (mixing) shaft rigid coupling, be provided with heating member in the stirring vane. This application has through set up the heating member on stirring vane, has played the effect of avoiding stirring vane to be damaged by pitch in the rotation process as far as possible.

Description

Asphalt mixing machine convenient to stir

Technical Field

The application relates to the field of road surface engineering construction, in particular to an asphalt mixing machine convenient to stir.

Background

The asphalt is a black brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, is in a liquid state, a semi-solid state or a solid state, and is a waterproof, moistureproof and anticorrosive organic cementing material. In the process of processing asphalt, the asphalt mixture with strong viscosity needs to be stirred.

The prior Chinese patent with the patent publication number of CN205216718 proposes an asphalt mixture mixer, which comprises a mixing pot, a mixing pot rotating device, a stirrer and a stirrer driving system, wherein the stirrer is arranged at the output end of the stirrer driving system, the mixing pot is arranged below the stirrer, the mixing pot rotating device is connected with the mixing pot, a material conveying guide rail is fixedly connected to the mixing pot, and the material conveying guide rail is arranged at the discharge position of the mixing pot; the stirrer driving system comprises a lifting system for driving the stirrer to lift, and a speed regulating device is arranged in the lifting system; the connecting parts on the stirring part of the stirrer are connected by adopting smooth curves.

In view of the above-mentioned related technologies, the inventor believes that there are disadvantages in that asphalt is sticky in texture, heat is lost during stirring, solidification easily occurs, stirring resistance becomes large, and the stirring paddle is easily damaged.

SUMMERY OF THE UTILITY MODEL

In order to avoid the problem that the stirring rake is impaired at the in-process of stirring pitch as far as possible, the application provides an asphalt mixing machine convenient to stirring.

The application provides a pitch mixer convenient to stirring adopts following technical scheme:

the utility model provides an asphalt mixing machine convenient to stirring, includes the mix pot, be provided with the (mixing) shaft along vertical direction in the mix pot, the rigid coupling has the horizontal pole on the (mixing) shaft, the (mixing) shaft runs through the center of horizontal pole and with the horizontal pole quadrature, the ascending both ends of horizontal pole length direction all are provided with the montant along vertical direction, be provided with stirring vane on the montant, stirring vane's one end with the montant rigid coupling, the other end with the (mixing) shaft rigid coupling, be provided with heating member in the stirring vane.

Through adopting above-mentioned technical scheme, at the in-process that uses the mix pot stirring to mix pitch, the heating member generates heat for stirring vane is heated, thereby makes stirring vane more cut apart easily and hinders stirring vane pivoted pitch, can realize the secondary heating to pitch moreover, improves stirring efficiency, through set up the heating member on stirring vane, has played the effect of avoiding stirring vane to be damaged by pitch in the rotation process as far as possible.

Optionally, the heating element comprises a heating wire;

the electric heating wire is embedded in the stirring blade.

Through adopting above-mentioned technical scheme, the heating wire circular telegram is generated heat, has realized the purpose of the back heating stirring vane that generates heat.

Optionally, the stirring blade is sheet-shaped, and the surface of the stirring blade is a curved surface.

Through adopting above-mentioned technical scheme, the stirring vane of curved surface has increased the line contact of stirring vane and pitch when having ensured the contact of stirring vane and pitch face, has reduced the resistance that stirring vane received at the rotation in-process, and the stirring vane who also is convenient for to be heated stirs pitch.

Optionally, helical blades are coaxially arranged on the outer periphery of the arc surface of the stirring shaft.

Through adopting above-mentioned technical scheme, helical blade can be to when rotating pitch produce the effect of promoting for the pitch of mix pot bottom is promoted to mix pot upper end along with helical blade, thereby makes stirring vane at the in-process of stirring heating pitch, and pitch can thermally equivalent, thereby makes the pitch mobility in whole mix pot equivalent, avoids appearing pitch heated inhomogeneous to lead to the part to solidify and influence the (mixing) shaft rotation as far as, finally leads to stirring vane to be damaged.

Optionally, the outer diameter of the helical blade gradually increases from bottom to top.

Through adopting above-mentioned technical scheme, the pitch mobility of mix pot bottom is less relatively, and the helical blade that the diameter reduces gradually makes the pitch that is promoted to mix pot upper portion change and drops from the upper portion of (mixing) shaft, and then ensures helical blade's promotion performance.

Optionally, a connection line between a root of the helical blade fixedly connected with the stirring shaft and an end of the helical blade far away from the stirring shaft is inclined upward relative to the axis of the stirring shaft.

Through adopting above-mentioned technical scheme, the helical blade that the slope set up makes the pitch that the helical blade of bottom promoted difficult drop, is convenient for promote pitch to the upper portion of mix pot once only, has also ensured helical blade's promotion performance equally.

Optionally, still include the frame, the mix pot set up in the frame, the rigid coupling has the motor in the frame, the output shaft of motor with the coaxial rigid coupling of (mixing) shaft, the up end of mix pot is provided with the lid, the (mixing) shaft runs through the lid, the lid with the up end butt of mix pot.

Through adopting above-mentioned technical scheme, the motor rotates the drive (mixing) shaft and rotates in order to realize the stirring to pitch, and at the in-process of stirring pitch, the lid will mix the pot and seal, can reduce the heat of the interior pitch of pot and scatter and disappear, play and keep the pitch temperature and then keep the effect of pitch mobility, reduce pitch solidification as far as and lead to stirring vane damaged possibility.

Optionally, the mixing pot is a double-layer pot.

Through adopting above-mentioned technical scheme, double-deck pot thermal insulation performance is good, can reduce the heat loss of the interior pitch of the pot body, plays the effect of keeping pitch temperature and then keeping pitch mobility, reduces the pitch solidification as far as possible and leads to stirring vane damaged possibility.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the heating element is arranged on the stirring blade, so that the possibility that the stirring blade is damaged by asphalt in the rotating process is avoided as much as possible;

2. the curved stirring blade ensures that the stirring blade is in contact with the asphalt surface, increases the line contact between the stirring blade and the asphalt, reduces the resistance of the stirring blade in the rotating process, and is more convenient for the heated stirring blade to stir the asphalt;

3. at the in-process of stirring pitch, the lid seals the mixing pot, and the heat that can reduce the interior pitch of the pot body scatters and disappears, plays the effect that keeps pitch temperature and then keep pitch mobility, reduces pitch solidification as far as possible and leads to stirring vane damaged possibility.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of a stirring shaft and the like in the embodiment of the present application.

Reference numerals: 1. a mixing pot; 2. a stirring shaft; 3. a cross bar; 4. a vertical rod; 5. a stirring blade; 6. a helical blade; 7. a frame; 8. a motor; 9. a cover body; 10. a tab; 11. and (4) bolts.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses pitch mixer convenient to stirring. Referring to fig. 1 and fig. 2, pitch mixer convenient to stirring includes frame 7, the rigid coupling has double-deck mix pot 1 on the frame 7, can dismantle on the mix pot 1 and be connected with discoid lid 9, the rigid coupling has a plurality of auricles 10 on the lid 9, the quantity of auricle 10 specifically is four in the embodiment of this application, bolt 11 is worn to be equipped with by the screw thread on the auricle 10, when bolt 11 supports tightly with mix pot 1, lid 9 is locked on mix pot 1, lid 9 contains two identical lamellar bodies.

The rigid coupling has motor 8 on frame 7, the coaxial rigid coupling of motor 8's output has (mixing) shaft 2, (mixing) shaft 2 runs through the type core of lid 9 and stretches into in the mix pot 1, (mixing) shaft 2 goes up the rigid coupling has horizontal pole 3, (mixing) shaft 2 runs through horizontal pole 3 the focus and with horizontal pole 3 quadrature, 3 length direction's of horizontal pole both ends rigid coupling has montant 4 along vertical direction, be provided with stirring vane 5 on montant 4, stirring vane 5's one end and montant 4 rigid coupling, the other end and (mixing) shaft 2 rigid coupling, stirring vane 5 is the slice, stirring vane 5's face is the curved surface, in the embodiment of the application the quantity of homonymy stirring vane 5 specifically sets up to five and stirring vane 5's of (mixing) shaft 2 both sides high difference.

The motor 8 rotates the stirring of drive (mixing) shaft 2 rotation in order to realize the stirring to pitch, and at the in-process of stirring pitch, lid 9 seals mix pot 1, and the thermal insulation performance of double-deck pot is better, can reduce the heat of the internal pitch of pot and scatter and disappear, plays the effect that keeps the pitch temperature and then keep the pitch mobility, reduces the pitch solidification as far as possible and leads to stirring vane 5 impaired possibility. Meanwhile, the curved stirring blade 5 ensures that the stirring blade 5 is in contact with the asphalt surface, increases the line contact between the stirring blade 5 and the asphalt, reduces the resistance of the stirring blade 5 in the rotating process, and also reduces the possibility that the stirring blade 5 is damaged when the asphalt is stirred.

In order to further reduce the possibility that the stirring blade 5 is damaged in the asphalt stirring process, a heating element is arranged on the stirring blade 5, the heating element is specifically an electric heating wire (not shown in the figure) embedded in the stirring blade 5, and the electric heating wire is heated to heat the stirring blade 5, so that the stirring blade 5 can be more easily divided into asphalt which blocks the rotation of the stirring blade 5, and the possibility that the stirring blade 5 is damaged is reduced.

In order to improve the secondary heating performance of the stirring blade 5 and make the fluidity of the asphalt in the mixing kettle 1 consistent as much as possible, referring to fig. 1 and fig. 2, a helical blade 6 is coaxially and fixedly connected to the outer periphery side of the arc surface of the stirring shaft 2, the outer diameter of the helical blade 6 is gradually increased from bottom to top along the axial direction of the stirring shaft 2, and the connecting line between the root part of the helical blade 6 fixedly connected with the stirring shaft 2 and the end part of the helical blade 6 far away from the stirring shaft 2 is inclined upwards relative to the axis of the stirring shaft 2.

Helical blade 6 that the slope set up makes the pitch that helical blade 6 of bottom promoted difficult drop, is convenient for once only promote pitch to the upper portion of mix pot 1, and the pitch mobility of mix pot 1 bottom is less relatively, and helical blade 6 that the diameter reduces gradually makes the pitch that is promoted to mix pot 1 upper portion change and drops from the upper portion of (mixing) shaft 2, has ensured helical blade 6's promotion performance from two aspects.

The implementation principle of the asphalt mixing machine convenient to stir of the embodiment of the application is as follows: when the in-process of using 1 stirring of mix pot to mix pitch, add the hot wire circular telegram and generate heat for stirring vane 5 is heated, thereby make stirring vane 5 cut apart more easily and hinder 5 pivoted pitches of stirring vane, can realize the secondary heating to pitch moreover, improve stirring efficiency, through set up the heating member on stirring vane 5, played and avoided stirring vane 5 as far as to rotate the effect of the possibility that the in-process is damaged by pitch.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an asphalt mixing machine convenient to stirring, includes mix pot (1), its characterized in that: be provided with in mix pot (1) along vertical direction (mixing) shaft (2), the rigid coupling has horizontal pole (3) on (mixing) shaft (2), (mixing) shaft (2) run through the center of horizontal pole (3) and with horizontal pole (3) quadrature, horizontal pole (3) length direction is ascending both ends all are provided with along vertical direction's montant (4), be provided with stirring vane (5) on montant (4), the one end of stirring vane (5) with montant (4) rigid coupling, the other end with (mixing) shaft (2) rigid coupling, be provided with in stirring vane (5) and add the heat-insulating material.

2. The asphalt mixer facilitating mixing of claim 1 wherein: the heating element includes a heating wire;

the electric heating wire is embedded in the stirring blade (5).

3. The asphalt mixer facilitating mixing of claim 2 wherein: the stirring blades (5) are sheet-shaped, and the surfaces of the stirring blades (5) are curved surfaces.

4. The asphalt mixer facilitating mixing of claim 3 wherein: helical blades (6) are coaxially arranged on the outer periphery of the cambered surface of the stirring shaft (2).

5. The asphalt mixer facilitating mixing of claim 4 wherein: the outer diameter of the spiral blade (6) is gradually increased from bottom to top.

6. The asphalt mixer facilitating mixing of claim 5 wherein: and the connecting line between the root part of the helical blade (6) fixedly connected with the stirring shaft (2) and the end part of the helical blade (6) far away from the stirring shaft (2) is inclined upwards relative to the axis of the stirring shaft (2).

7. The asphalt mixer facilitating mixing of claim 6 wherein: still include frame (7), mix pot (1) set up in on frame (7), the rigid coupling has motor (8) on frame (7), the output shaft of motor (8) with the coaxial rigid coupling of (mixing) shaft (2), the up end of mix pot (1) is provided with lid (9), (mixing) shaft (2) run through lid (9), lid (9) with the up end butt of mix pot (1).

8. The asphalt mixer facilitating mixing of claim 7 wherein: the mixing pot (1) is a double-layer pot.

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