CN211713583U

CN211713583U - Outdoor heating device of asphalt additive

Info

Publication number: CN211713583U
Application number: CN202020091475.7U
Authority: CN
Inventors: 孙小宁; 褚元博; 王宣; 张瑞; 雷凯歌; 杨芃博; 杨青; 刘欣琪; 郝博杰
Original assignee: Shaanxi Zhongrong Transportation Construction Co ltd
Current assignee: Shaanxi Zhongrong Transportation Construction Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-20
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses an outdoor heating device of asphalt additive relates to chemical industry technical field. The technical key points are as follows: the utility model provides an outdoor heating device of pitch additive, includes the workstation, be provided with the heating cabinet along vertical direction on the workstation, the heating cabinet includes a plurality of arcs, and is a plurality of the arc upper end is connected with a plurality of apron that the level set up, and is a plurality of the arc encloses into a cylinder with the apron, arc and apron inner wall are equipped with a plurality of heating wires, the heating cabinet below is provided with the heating base, be connected with the drive assembly that the drive arc was close to each other or was kept away from on the workstation. The utility model has the advantages of outdoor convenient heating.

Description

Outdoor heating device of asphalt additive

Technical Field

The utility model belongs to the technical field of the chemical industry technique and specifically relates to an outdoor heating device of pitch additive is related to.

Background

With the rapid development of highway construction, the demand of asphalt and asphalt additives is increasing, and the barreled asphalt and asphalt additives are widely used with the advantages of convenient transportation, easy storage and the like, especially, most of high-performance imported asphalt additives adopted by high-grade highways are in the form of barreled asphalt additives, and because the asphalt and asphalt are black or blackish brown viscous liquid, semisolid or solid at normal temperature, the asphalt or asphalt additives are required to be heated in order to be changed into liquid for construction.

As shown in fig. 1, in the prior art, when heating the asphalt additive, a barrel containing the asphalt additive is directly placed in a heating chamber 22, and is heated by steam or hot air, and after the heating is finished, the asphalt additive is pumped out into the mixer through a discharge pipe 19 by a discharge pump 20 placed on the barrel containing the asphalt additive.

The above prior art solution has the following drawbacks: when the asphalt additive is heated, the asphalt additive is placed in a heating chamber to be heated, and then heated liquid asphalt is pumped out for use through a discharge pump.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide an asphalt additive heating device, its advantage that has outdoor convenient heating.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an outdoor heating device of pitch additive, includes the workstation, be provided with the heating cabinet along vertical direction on the workstation, the heating cabinet includes a plurality of arcs, and is a plurality of the arc upper end is connected with a plurality of apron that the level set up, and is a plurality of the arc encloses into a cylinder with the apron, arc and apron inner wall are equipped with a plurality of heating wires, the heating cabinet below is provided with the heating base, be connected with the drive assembly that the drive arc was close to each other or was kept away from on the workstation.

Through adopting above-mentioned technical scheme, when heating asphalt additive, keep away from each other by the arc of drive assembly drive heating cabinet, make the arc separation, place the cask of splendid attire asphalt additive in the top of heating the base, be close to each other by drive assembly drive arc once more, arc and apron enclose into a cylindric, the heating wire by arc and on the heating base heats the cask of splendid attire asphalt additive, moreover, the steam generator is simple in structure, the convenience is to asphalt additive's heating, and do not receive the environmental impact, can be in outdoor use.

The present invention may be further configured in a preferred embodiment as: the driving assembly comprises a three-jaw chuck, the three-jaw chuck comprises a chuck body, movable jaws and jaw driving mechanisms, the movable jaws are arranged on the chuck body, and the jaw driving mechanisms are connected with the movable jaws.

Through adopting above-mentioned technical scheme, when the cask to splendid attire asphalt additive heats, at first through the jack catch actuating mechanism drive movable jack catch removal that is equipped with, movable jack catch drives the arc rather than fixed connection and is close to each other or keeps away from, conveniently heats the asphalt additive.

The present invention may be further configured in a preferred embodiment as: the arc-shaped plate is arranged in a hollow mode, and a heat insulation layer is arranged in the arc-shaped plate.

Through adopting above-mentioned technical scheme, because the electric heat wire on the arc is to pitch additive heating, the temperature of electric heat wire is higher, and the thermal-insulated effect of arc is not good, can also lead to the fact certain harm to staff's health moreover, consequently, the insulating layer that is equipped with has reduced thermal scattering and disappearing when making the electric heat wire to pitch additive heating on the one hand, and on the other hand has avoided the electric heat wire to scald the staff to pitch additive's heating process.

The present invention may be further configured in a preferred embodiment as: the heating cabinet bottom is uncovered setting, three-jaw chuck central point puts and has seted up the through-hole, set up flutedly on the workstation, the heating base sets up in the recess, be connected with the support frame on the heating base, the upper end of support frame is higher than the upper surface of heating base, the recess in-connection has the lifting unit who drives the support frame and go up and down.

By adopting the technical scheme, when the asphalt additive is directly placed on the three-jaw chuck, the three-jaw chuck can cover the heating base, and when the barrel containing the asphalt additive is directly placed on the heating base, the heating base can be damaged, therefore, the through hole is formed in the central position of the three-jaw chuck, the barrel is placed in the through hole, the arranged support frame prevents the barrel containing the asphalt additive from being damaged when the barrel containing the asphalt additive is directly placed on the heating base, when the barrel containing the asphalt additive is placed in the through hole of the three-jaw chuck, a certain overlapping area exists between the workbench and the barrel, the asphalt additive is not uniformly heated, therefore, the lifting assembly arranged drives the support frame and the barrel containing the asphalt additive to lift, the heat flow when the heating box and the heating base heat the asphalt additive is accelerated, the heating is more uniform, it is convenient to heat it.

The present invention may be further configured in a preferred embodiment as: the lifting assembly comprises a hydraulic oil cylinder, and a piston rod of the hydraulic oil cylinder is arranged in the vertical direction and is fixedly connected with the lower end of the supporting frame.

Through adopting above-mentioned technical scheme, the piston rod through hydraulic cylinder drives the support frame and rises, and the support frame props up the drum of splendid attire asphalt additive, and the electric heating wire that connects on by heating cabinet and the heating base heats the asphalt additive, when heating the asphalt additive, rises the cask of splendid attire asphalt additive, accelerates the heat flow of the electric heating wire of connecting on heating base and the week side arc on the one hand, and on the other hand is even to the cask bottom heating of splendid attire asphalt additive.

The present invention may be further configured in a preferred embodiment as: and a rotating assembly for driving the hydraulic oil cylinder to rotate is arranged below the cylinder body of the hydraulic oil cylinder.

Through adopting above-mentioned technical scheme, because when heating the cask of splendid attire asphalt additive, only heated the peripheral part of the cask of splendid attire asphalt additive, the asphalt additive heat transfer rate of cask mid portion is slow, the heat time is than long, heating work efficiency is low, therefore, the runner assembly drive hydraulic cylinder that is equipped with rotates, hydraulic cylinder drives the supporting seat rotation rather than being connected, the cask of splendid attire asphalt additive of drive placing on the supporting seat rotates, accelerate inside heat transfer, the heating rate is improved, the convenient heating to asphalt additive.

The present invention may be further configured in a preferred embodiment as: the rotating assembly comprises a motor, a driving gear, a driven gear and a rotating shaft, the shell of the motor is fixedly connected with the bottom surface of the groove, the rotating shaft of the motor is coaxial and fixedly connected with the driving gear, the driving gear is meshed with the driven gear, the driven gear is fixedly connected with the rotating shaft, the rotating shaft is arranged along the vertical direction, one end of the rotating shaft is fixedly connected with the hydraulic oil cylinder, and the other end of the rotating shaft is rotatably connected with the bottom surface of the groove.

Through adopting above-mentioned technical scheme, when rotating hydraulic cylinder, by the rotation of motor drive driving gear, the driving gear drives rather than the driven gear rotation of meshing, and the last axis of rotation of connecting of driven gear drives hydraulic cylinder and rotates for thermal transmission rate makes the pitch additive can make things convenient for even heating moreover.

The present invention may be further configured in a preferred embodiment as: one of them be connected with the discharging pipe on the apron, be connected with the bleeder pump on the discharging pipe, bleeder pump and cover connection, the week side cover of the discharging pipe outside the heating cabinet is equipped with thermal-insulated cotton.

Through adopting above-mentioned technical scheme, when the asphalt additive with the heating is discharged, discharge pump through being equipped with discharges the asphalt additive, and the thermal-insulated cotton that is equipped with at the week side cover of discharging pipe makes when external temperature is lower, and the asphalt additive can not adhere to the discharging pipe inner wall, can not block up the discharging pipe.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the three-jaw chuck, the movable jaws of the three-jaw chuck are driven to surround the barrel containing the asphalt additive, so that the asphalt additive can be heated at any time, the structure is simple, and the heating is convenient;

2. by arranging the support frame and the hydraulic oil cylinder, the hydraulic oil cylinder drives the support frame to ascend, and the support frame drives the barrel containing the asphalt additive to ascend, so that heat flow outside the barrel is accelerated, the asphalt additive is uniformly heated, and the asphalt additive is conveniently heated;

3. through setting up motor, driving gear, driven gear, axis of rotation, by the rotation of motor drive driving gear, the driving gear drives rather than the driven gear rotation of meshing, and the last axis of rotation of connecting of driven gear drives hydraulic cylinder and rotates for the inside pitch additive heat transfer rate of cask is faster, and heating effect is better, the more convenient heating to pitch additive.

Drawings

FIG. 1 is a schematic view of the overall structure of a prior art asphalt additive heating apparatus;

FIG. 2 is a schematic view showing the overall construction of an outdoor asphalt additive heating apparatus;

FIG. 3 is a perspective sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

fig. 5 is an enlarged schematic view of a portion B in fig. 3.

Reference numerals: 1. a work table; 2. a heating box; 3. an arc-shaped plate; 4. a cover plate; 5. an electric heating wire; 6. heating the base; 7. a chuck body; 8. a movable jaw; 9. a jaw drive mechanism; 10. a thermal insulation layer; 11. a through hole; 12. a groove; 13. a support frame; 14. a hydraulic cylinder; 15. a motor; 16. a driving gear; 17. a driven gear; 18. a rotating shaft; 19. a discharge pipe; 20. a discharge pump; 21. heat insulation cotton; 22. a heating chamber.

Detailed Description

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

Referring to fig. 2, for the utility model discloses an outdoor heating device of pitch additive, workstation 1 including the cuboid form, workstation 1 is last to be provided with heating cabinet 2 along vertical direction, heating cabinet 2 includes 3 arcs 3, 3 sectorial apron 4 that 3 upper end welding of 3 arcs have the level to set up, 3 arcs 3 and 3 apron 4 surround into a cylinder, arc 3 and 4 inner walls of apron are equipped with a plurality of heating wires 5, 2 belows of heating cabinet are provided with heating base 6, be provided with the drive assembly that drive arc 3 is close to each other or keeps away from on the workstation 1. When heating the pitch additive, keep away from each other by drive assembly drive heating cabinet 2's arc 3, make 3 separations of arc, place the cask of splendid attire pitch additive behind the top of heating base 6, be close to each other by drive assembly drive arc 3 once more, arc 3 and apron 4 enclose into a cylindric, the heating wire 5 by arc 3 and on the heating base 6 heats the cask of splendid attire pitch additive, moreover, the steam generator is simple in structure, the convenient heating of adding the benefit to pitch, and do not receive the environmental impact, can use outdoors.

In this embodiment, drive assembly includes three-jaw chuck, and three-jaw chuck includes chuck body 7, movable jack catch 8, jack catch actuating mechanism 9, and movable jack catch 8 sets up on chuck body 7, and jack catch actuating mechanism 9 is connected with movable jack catch 8, and three-jaw chuck's theory of operation is prior art, and this place is no longer repeated. When the cask to splendid attire asphalt additive heats, at first through the jack catch actuating mechanism 9 drive movable jack catch 8 removal that is equipped with, movable jack catch 8 drives the arc 3 rather than fixed connection and is close to each other or keep away from, conveniently heats the asphalt additive.

Referring to fig. 3, because the cask with splendid attire pitch additive directly places on heating base 6, the cask can damage heating base 6 heavier, therefore, 2 bottoms of heating cabinet are uncovered settings, through-hole 11 has been seted up to three-jaw chuck central point, seted up recess 12 on the workstation 1, the diameter of recess 12 is less than the diameter of through-hole 11, heating base 6 sets up in recess 12, the welding has support frame 13 on the heating base 6, the upper end of support frame 13 is higher than the upper surface of heating base 6, the recess 12 in-connection has the lifting unit who drives support frame 13 lift. Place the cask in the through-hole 11 that the three-jaw chuck was seted up, then heat the cask by heating base 6 that is equipped with in recess 12, because the diapire of cask is placed on workstation 1 back, there is the overlap section between workstation 1 and the cask, can cause the heating inhomogeneous, consequently, the lifting unit drive support frame 13 that is equipped with rises, support frame 13 is with cask jack-up, the heat that the heating wire 5 on arc 3 and the heating base 6 produced flows very fast, it is more even to the pitch additive heating.

In this embodiment, the lifting assembly includes a hydraulic cylinder 14, and a piston rod of the hydraulic cylinder 14 is disposed along the vertical direction and welded to the lower end of the support frame 13. The piston rod through hydraulic cylinder 14 drives support frame 13 to rise, and support frame 13 props up the drum of splendid attire asphalt additive, is heated asphalt additive by heating wire 5 that connects on heating cabinet 2 and the heating base 6, when heating asphalt additive, rises the drum of splendid attire asphalt additive, accelerates the heat flow of heating base 6 and the heating wire 5 that connects on the side arc 3 of week on the one hand, and on the other hand is even to the drum bottom heating of splendid attire asphalt additive.

When the barrel containing the asphalt additive is heated, only the peripheral part of the barrel containing the asphalt additive is heated, the asphalt additive in the middle part of the barrel is low in heat transfer speed, long in heating time and low in heating working efficiency, and therefore a rotating assembly for driving the hydraulic oil cylinder 14 to rotate is arranged below the cylinder body of the hydraulic oil cylinder 14. In this embodiment, the rotating assembly includes motor 15, driving gear 16, driven gear 17, axis of rotation 18, and motor 15's casing and the welding of recess 12 bottom surface, and motor 15's pivot and driving gear 16 are coaxial and welding, and driving gear 16 and driven gear 17 mesh, and driven gear 17 welds with axis of rotation 18, and axis of rotation 18 sets up along vertical direction, and the one end and the hydraulic cylinder 14 welding of axis of rotation 18, and the other end and the recess 12 bottom surface of axis of rotation 18 are rotated and are connected. When the hydraulic oil cylinder 14 rotates, the motor 15 drives the driving gear 16 to rotate, the driving gear 16 drives the driven gear 17 meshed with the driving gear to rotate, and the rotating shaft 18 connected to the driven gear 17 drives the hydraulic oil cylinder 14 to rotate, so that the heat transfer rate is accelerated, and the asphalt additive can be heated conveniently and uniformly.

Referring to fig. 4, when the heating wire 5 connected on the arc 3 and the cover plate 4 heats the barrel of the asphalt additive, the heat insulation effect of the arc 3 is not good, the generated partial heat can be lost, and when the temperature of the heating wire 5 is higher, the temperature of the arc 3 is higher, which causes certain harm to the human body safety, therefore, the arc 3 is hollow, a heat insulation layer 10 is arranged in the arc 3, and the heat insulation layer 10 is positioned between the arc 3 and the heating wire 5. The heat insulation layer 10 reduces heat loss when the heating wire 5 heats the asphalt additive, and avoids scalding workers in the heating process of the heating wire 5 on the asphalt additive.

Referring to fig. 5, when the outside temperature is low, the heated asphalt additive is difficult to be discharged out of the barrel, so that a discharge pipe 19 is connected to one of the cover plates 4, a discharge pump 20 is connected to the discharge pipe 19, the discharge pump 20 is detachably connected to the cover plate 4 through a locking bolt, and heat insulation cotton 21 is sleeved on the periphery of the discharge pipe 19 outside the heating box 2. When discharging the heated asphalt additive, the asphalt additive is discharged through the discharging pump 20, and when the external temperature is low due to the heat insulation cotton 21 sleeved on the periphery of the discharging pipe 19, the asphalt additive cannot be adhered to the inner wall of the discharging pipe 19, and the discharging pipe 19 cannot be blocked.

The implementation principle of the embodiment is as follows: when a barrel containing asphalt additives is heated, firstly, a jaw driving mechanism 9 of a three-jaw chuck drives a movable jaw 8 to move, the movable jaw 8 drives an arc plate 3 welded with the movable jaw 8 to mutually move, the barrel is placed in a through hole 11 formed in the three-jaw chuck after being far away, the bottom wall of the barrel is abutted against a workbench 1, the jaw driving mechanism 9 is driven again to enable the arc plate 3 and an end cover to surround a cylinder, the arc plate 3 and an electric heating wire 5 connected to the end cover heat the barrel, but heating is not uniform in the heating process, therefore, a hydraulic oil cylinder 14 arranged in a groove 12 formed in the workbench 1 needs to drive a support frame 13 to ascend, the support frame 13 supports the barrel, the barrel containing the asphalt additives is heated more uniformly, and after the asphalt additives on the periphery of the barrel are heated, the asphalt additives in the barrel are not heated, therefore, a motor 15 arranged below the hydraulic oil cylinder 14 drives a driving gear 16 to rotate, the driving gear 16 drives a driven gear 17 meshed with the driving gear, the driven gear 17 drives a rotating shaft 18 welded with the driven gear to rotate, the rotating shaft 18 drives the hydraulic oil cylinder 14 to rotate to heat a barrel containing the asphalt additive, and a discharge pipe 19 arranged on the hydraulic oil cylinder extracts the heated asphalt additive through a discharge pump 20, so that the asphalt additive is conveniently heated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an outdoor heating device of pitch additive, includes workstation (1), be provided with heating cabinet (2) along vertical direction on workstation (1), its characterized in that, heating cabinet (2) include a plurality of arcs (3), and are a plurality of be connected with a plurality of apron (4) that the level set up on arc (3), and is a plurality of arc (3) and apron (4) enclose into a cylinder, arc (3) and apron (4) inner wall are equipped with a plurality of heating wires (5), heating cabinet (2) below is provided with heating base (6), be connected with drive arc (3) on workstation (1) and be close to each other or the drive assembly who keeps away from.

2. Outdoor asphalt additive heating device according to claim 1, wherein said driving assembly comprises a three-jaw chuck, said three-jaw chuck comprises a chuck body (7), movable jaws (8), jaw driving mechanisms (9), said movable jaws (8) are arranged on the chuck body (7), said jaw driving mechanisms (9) are connected with the movable jaws (8).

3. An outdoor asphalt additive heating device according to claim 1, wherein the arc-shaped plate (3) is hollow, and a heat insulation layer (10) is arranged in the arc-shaped plate (3).

4. The outdoor asphalt additive heating device according to claim 2, wherein the bottom of the heating box (2) is open, a through hole (11) is formed in the center of the three-jaw chuck, a groove (12) is formed in the workbench (1), the heating base (6) is arranged in the groove (12), a supporting frame (13) is connected to the heating base (6), the upper end of the supporting frame (13) is higher than the upper surface of the heating base (6), and a lifting assembly for driving the supporting frame (13) to lift is connected to the groove (12).

5. The outdoor asphalt additive heating device as claimed in claim 4, wherein said lifting assembly comprises a hydraulic cylinder (14), and a piston rod of said hydraulic cylinder (14) is vertically arranged and fixedly connected with the lower end of the supporting frame (13).

6. An outdoor asphalt additive heating device according to claim 5, wherein a rotating assembly for driving the hydraulic oil cylinder (14) to rotate is arranged below the cylinder body of the hydraulic oil cylinder (14).

7. The outdoor asphalt additive heating device according to claim 6, wherein the rotating assembly comprises a motor (15), a driving gear (16), a driven gear (17) and a rotating shaft (18), a casing of the motor (15) is fixedly connected with the bottom surface of the groove (12), the rotating shaft of the motor (15) is coaxial and fixedly connected with the driving gear (16), the driving gear (16) is meshed with the driven gear (17), the driven gear (17) is fixedly connected with the rotating shaft (18), the rotating shaft (18) is arranged in the vertical direction, one end of the rotating shaft (18) is fixedly connected with the hydraulic oil cylinder (14), and the other end of the rotating shaft (18) is rotatably connected with the bottom surface of the groove (12).

8. An outdoor asphalt additive heating device according to claim 7, wherein a discharging pipe (19) is connected to one of the cover plates (4), a discharging pump (20) is connected to the discharging pipe (19), the discharging pump (20) is connected to the cover plate (4), and heat insulation cotton (21) is sleeved on the periphery of the discharging pipe (19) outside the heating box (2).