CN220116951U - Highway construction pitch heating device - Google Patents

Abstract

The utility model discloses a highway construction asphalt heating device which comprises an outer box with an opening at the top, wherein a box cover is fixedly connected to the top of the outer box, a cover plate shields the interior of the outer box, and a heat conduction box positioned in the outer box is fixedly connected to the bottom of the box cover. According to the utility model, asphalt can be heated through the arrangement of the plurality of heating blocks, the square pipes and the plurality of stirring blades in the rotary stirring mechanism can be driven to rotate and circularly move up and down to stir the asphalt through the arrangement of the rotary stirring mechanism, so that the uniformity of stirring and mixing is improved, the asphalt can be uniformly heated, the asphalt on the inner wall of the heat conduction box can be automatically scraped in the process of stirring the asphalt through the arrangement of the L-shaped scraping rod, the amount of the asphalt adhered to the side wall of the heat conduction box can be effectively reduced, and the asphalt discharging can be assisted through the arrangement of the bolt conveying mechanism, so that the discharging efficiency is improved.

Description

Highway construction pitch heating device

Technical Field

The utility model relates to the technical field of asphalt heating, in particular to a highway construction asphalt heating device.

Background

In highway construction, asphalt is also indispensable, and asphalt needs to be heated when paving the road, therefore needs to use asphalt heating device, and current asphalt heating device is its inside heating temperature when heating in the storage tank is uneven, in order to solve this problem, application number: 201920532487.6 discloses a highway construction asphalt heating device, which comprises a base, wherein the top of the base is fixedly connected with a shell, the interior of the shell is fixedly provided with a heating device, the top of the shell is fixedly connected with a top frame, and the interior of the shell is movably connected with an inner container at the bottom of the top frame; this highway construction pitch heating device is controlled and can reverse rotation by second motor and first motor respectively through setting up inner container and pivot, and the inside fore-and-aft five rows of heating device of shell evenly heats pitch, has reached the even effect of heating, is the aluminium container that the heat conductivity is good through the inner container, and thereby the heating efficiency is accelerated in the reverse rotation of inner container and then increase heated area when stirring of stirring flabellum to effectually solved the uneven and multiple heating of pitch and produced the problem that the decomposition thing leads to the color formation variation easily.

Through setting up the mode that interior container and pivot were controlled and can reverse rotation by second motor and first motor respectively in the above-mentioned patent, but realize the intensive mixing to pitch, improve heating homogeneity, but this kind of motor sets up the mode in the shell bottom, inconvenient pitch's row material operation, and on the lateral wall of container including the in-process pitch of heating adhesion easily, there is inconvenient problem of clearing up its adhesion's pitch, consequently we provide a highway construction pitch heating device and are used for solving above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a highway construction asphalt heating device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a highway construction pitch heating device, including the top is the outer case that the opening set up, the top fixedly connected with case lid of outer case, the apron shelters from to outer incasement portion, the bottom fixedly connected with of case lid is located the heat conduction case of outer incasement, fixedly connected with a plurality of heating blocks between the inner wall of outer case and the outside of heat conduction case, the heating block heats and produces the heat transfer and give the heat conduction case, thereby realize the effect of heating the inside pitch of heat conduction case, the top of case lid inlays the inlet pipe that is linked together with heat conduction case inside, pitch can be introduced into the guide tank through the inlet pipe, the bottom intercommunication of heat conduction case is fixed with the row's material pipe, the bottom of row's material pipe extends to the below of outer case and fixedly connected with valve, row's material pipe and valve cooperate for supply pitch to discharge, the bottom rotation of case lid is installed and is located the rotatory rabbling mechanism of heat conduction incasement, rotatory rabbling mechanism is used for stirring pitch in the heat conduction case, rotatory rabbling mechanism's top extends to the top of case, rotatory rabbling mechanism is last the fixed cover is equipped with rotary driving mechanism, the output shaft and rotary driving motor inlay the bottom fixed connection's inlet pipe, the screw motor is linked with rotary driving mechanism, the screw driving mechanism is connected to the screw-thread-shaped upper end of screw driving mechanism, the screw driving mechanism is connected to the top screw driving mechanism is connected to the screw thread, the top screw driving mechanism is connected with the top screw driving mechanism, the screw driving mechanism is connected with the top screw thread, the top thread top of the screw driving mechanism is connected with the screw driving mechanism, and is connected with the screw driving mechanism, the right side inner wall and the bottom inner wall of the heat conduction box are movably contacted with one L-shaped scraping rod, the left end of the L-shaped scraping rod is fixedly connected with the right side of the spiral conveying mechanism, and the L-shaped scraping rod is used for scraping and cleaning asphalt adhered to the side wall of the heat conduction box.

Preferably, the rotary stirring mechanism comprises a first square rod rotatably arranged at the bottom of the box cover, a square pipe with the bottom of a plugging structure is sleeved on the first square rod in a sliding manner, the first square rod is connected with the square pipe in a meshed manner through a corner, the square pipe can be driven to rotate while the first square rod rotates, a plurality of stirring blades are fixedly connected to the outer side of the square pipe, and the top end of the first square rod extends to the upper portion of the box cover.

Preferably, the rotary driving mechanism comprises a first gear, the first gear is fixedly sleeved on the first square rod, a second gear is meshed on the right side of the first gear, and the top end of an output shaft of the driving motor is fixedly connected with the bottom of the second gear.

Preferably, the screw driving mechanism comprises a connecting rod fixedly connected to the inner wall of the top of the L-shaped supporting rod, the bottom end of the connecting rod extends to the square tube and is fixedly connected with a reciprocating screw rod, the bottom end of the reciprocating screw rod is fixedly connected with an anti-falling block, a first square rod is sleeved on the connecting rod, a connecting block is fixedly connected between the inner walls of the two sides of the square tube, the connecting block is sleeved on the reciprocating screw rod in a threaded manner, and the connecting block and the reciprocating screw rod are in threaded connection, so that the connecting block can move up and down in the rotating process.

Preferably, the screw conveying mechanism comprises a second square rod, the top end of the second square rod is rotatably arranged at the bottom of the anti-falling block, the bottom end of the second square rod extends into the discharge pipe, the square pipe is slidably sleeved on the second square rod, a screw conveying blade is fixedly sleeved on the second square rod, the screw conveying blade is positioned in the discharge pipe, the left end of the L-shaped scraping rod is fixedly connected with the right side of the second square rod, and the L-shaped scraping rod is matched with the screw conveying blade through the second square rod and is used for assisting asphalt discharging.

Preferably, the top end of the first square rod is provided with a first perforation, and the connecting rod is positioned in the first perforation and is not contacted with the inner wall of the first perforation.

Preferably, the square hole has been seted up on the bottom inner wall of side pipe, the inner wall in square hole and the outside sliding contact of second square pole, the side pipe utilizes the edge angle interlock between the inner wall in square hole and the second square pole to realize sliding connection, and can drive the second square pole rotation when side pipe pivoted, the first bearing of bottom fixedly connected with of anticreep piece, the inner circle inboard of first bearing and the outside fixed connection of second square pole, first bearing play the effect that supplies the second square pole to rotate the installation.

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

1. the square tube and the stirring blades in the rotary stirring mechanism can be driven to rotate and circularly move up and down to stir asphalt by matching the rotary stirring mechanism, the rotary driving mechanism, the screw driving mechanism and the driving motor, so that stirring and mixing uniformity is improved;

2. through the arrangement of the plurality of heating blocks, asphalt in the heat conduction box can be heated, and the asphalt can be uniformly heated by being matched with stirring and mixing in the heating box;

3. through the arrangement of the L-shaped scraping rod, asphalt on the inner wall of the heat conduction box can be automatically scraped in the process of stirring asphalt, and the amount of asphalt adhered to the side wall of the heat conduction box can be effectively reduced;

4. the spiral conveying mechanism, the discharge pipe and the valve are matched, so that asphalt discharge can be assisted, asphalt can be rapidly discharged, and the discharge efficiency is improved;

according to the utility model, asphalt can be heated through the arrangement of the plurality of heating blocks, the square pipes and the plurality of stirring blades in the rotary stirring mechanism can be driven to rotate and circularly move up and down to stir the asphalt through the arrangement of the rotary stirring mechanism, so that the uniformity of stirring and mixing is improved, the asphalt can be uniformly heated, the asphalt on the inner wall of the heat conduction box can be automatically scraped in the process of stirring the asphalt through the arrangement of the L-shaped scraping rod, the amount of the asphalt adhered to the side wall of the heat conduction box can be effectively reduced, and the asphalt discharging can be assisted through the arrangement of the bolt conveying mechanism, so that the discharging efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of a road construction asphalt heating apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a schematic cross-sectional front view of a road construction asphalt heating apparatus according to the present utility model;

fig. 3 is an enlarged schematic view of the portion a in fig. 2.

In the figure: 100. an outer case; 101. a heat conduction box; 102. a heating block; 103. a case cover; 104. a feed pipe; 1. square tubes; 2. stirring the leaves; 3. a discharge pipe; 4. a second square bar; 5. spiral conveying leaves; 6. a first square bar; 7. an L-shaped support rod; 8. a connecting rod; 9. a reciprocating screw; 10. a connecting block; 11. a first gear; 12. a second gear; 13. a driving motor; 14. an L-shaped scraping rod; 15. and (5) preventing the block from falling off.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a highway construction asphalt heating device comprises an outer box 100 with an opening at the top, a box cover 103 fixedly connected to the top of the outer box 100, a heat conducting box 101 positioned in the outer box 100 fixedly connected to the bottom of the box cover 103, a plurality of heating blocks 102 fixedly connected between the inner wall of the outer box 100 and the outer side of the heat conducting box 101, wherein the heating blocks 102 generate heat to heat asphalt in the heat conducting box 101, the principle of heating asphalt is the prior art, not described herein, a feeding pipe 104 communicated with the inner part of the heat conducting box 101 is embedded at the top of the box cover 103, a first mounting hole for fixedly mounting the feeding pipe 104 is formed at the top of the box cover 103, a discharging pipe 3 is communicated and fixed at the bottom of the heat conducting box 101, a second mounting hole for fixedly mounting the discharging pipe 3 is formed on the inner wall at the bottom of the heat conducting box 101, the bottom end of the discharging pipe 3 extends to the lower part of the outer box 100 and is fixedly connected with a valve, and a third mounting hole for fixedly mounting the discharging pipe 3 is formed on the inner wall at the bottom of the outer box 100;

the bottom of the box cover 103 is rotatably provided with a rotary stirring mechanism positioned in the heat conduction box 101, the rotary stirring mechanism comprises a first square rod 6 rotatably arranged at the bottom of the box cover 103, a circular hole is formed in the inner wall of the top of the box cover 103, two second bearings are fixedly sleeved in the circular hole, the inner side of an inner ring of each second bearing is fixedly connected with the outer side of the corresponding first square rod 6, the second bearings play a role in rotatably mounting the corresponding first square rod 6, the square pipe 1 with the bottom end being a plugging structure is slidably sleeved on the corresponding first square rod 6, sliding fit between the first square rod 6 and the square pipe 1 is realized by utilizing the edges of the first square rod 6 and the edges of the inner wall of the square pipe 1, a plurality of stirring blades 2 are fixedly connected to the outer side of the square pipe 1, asphalt in the heat conduction box 101 can be stirred and mixed by rotating the stirring blades 2, and the top end of the first square rod 6 extends to the upper part of the box cover 103;

a rotary driving mechanism is fixedly sleeved on the first square rod 6, a driving motor 13 with an output shaft fixedly connected with the bottom of the rotary driving mechanism is embedded at the top of the box cover 103, the rotary driving mechanism comprises a first gear 11, the first gear 11 is fixedly sleeved on the first square rod 6, the first gear 11 is positioned above the box cover 103, a second gear 12 is meshed on the right side of the first gear 11, and the top end of the output shaft of the driving motor 13 is fixedly connected with the bottom of the second gear 12;

the top of the box cover 103 is fixedly connected with an L-shaped supporting rod 7, the top inner wall of the L-shaped supporting rod 7 is fixedly connected with a thread driving mechanism, the bottom end of the thread driving mechanism extends into the heat conducting box 101, the thread driving mechanism comprises a connecting rod 8 fixedly connected to the top inner wall of the L-shaped supporting rod 7, the bottom end of the connecting rod 8 extends into the square tube 1 and is fixedly connected with a reciprocating screw 9, the bottom end of the reciprocating screw 9 is fixedly connected with an anti-drop block 15, a first square rod 6 is sleeved on the connecting rod 8, a first perforation is formed in the top end of the first square rod 6, the connecting rod 8 is positioned in the first perforation and is not contacted with the inner wall of the first perforation, a connecting block 10 is fixedly connected between the inner walls of two sides of the square tube 1, the connecting block 10 is sleeved on the reciprocating screw 9 in a thread mode, a threaded hole is formed in the top of the connecting block 10, the threaded hole is in threaded connection with the reciprocating screw 9, and the connecting block 10 rotates along the reciprocating screw 9 and moves up and down;

the bottom of the anti-drop block 15 is rotationally provided with a screw conveying mechanism, the bottom of the screw conveying mechanism extends into the discharging pipe 3, wherein the screw conveying mechanism comprises a second square rod 4, the top end of the second square rod 4 is rotationally provided with the bottom of the anti-drop block 15, the bottom of the anti-drop block 15 is fixedly connected with a first bearing, the inner side of an inner ring of the first bearing is fixedly connected with the outer side of the second square rod 4, the first bearing has the effect of rotationally providing the second square rod 4, the bottom end of the second square rod 4 extends into the discharging pipe 3, the square pipe 1 is slidingly sleeved on the second square rod 4, the inner wall of the square hole is provided with a square hole, the inner wall of the square hole is in sliding contact with the outer side of the second square rod 4, the sliding installation between the square pipe 1 and the second square rod 4 is realized by utilizing the biting force of the inner wall of the square hole and the edge angle of the second square rod 4, the second square rod 4 is fixedly sleeved with a screw conveying blade 5, the spiral conveying blade 5 is positioned in the discharge pipe 3, the right side inner wall and the bottom inner wall of the heat conduction box 101 are movably contacted with the same L-shaped scraping rod 14, the left end of the L-shaped scraping rod 14 is fixedly connected with the right side of the second square rod 4, asphalt on the inner wall of the heat conduction box 101 is scraped and cleaned through the L-shaped scraping rod 14, asphalt can be heated through the arrangement of the plurality of heating blocks 102, the square tube 1 and the plurality of stirring blades 2 in the rotary stirring mechanism can be driven to rotate and circularly move up and down to stir the asphalt through the arrangement of the rotary stirring mechanism, stirring uniformity is improved, asphalt can be uniformly heated, the asphalt on the inner wall of the heat conduction box 101 can be automatically scraped in the process of stirring the asphalt through the arrangement of the L-shaped scraping rod 14, the amount of asphalt adhesion on the side wall of the heat conduction box 101 can be effectively reduced, and asphalt discharge can be assisted through the arrangement of the bolt conveying mechanism, so that the discharge efficiency is improved.

Working principle: when the asphalt heating device is used, asphalt to be heated can be poured into the heat conduction box 101 through the feed pipe 104, the heating blocks 102 are started, the heating blocks 102 generate heat and transmit the heat to the asphalt through the heat conduction box 101, the asphalt in the heat conduction box 101 is heated, the driving motor 13 is started while heating, the output shaft of the driving motor 13 drives the second gear 12 to rotate, the second gear 12 drives the first gear 11 meshed with the second gear 11 to rotate, the first gear 11 drives the first square rod 6 to rotate, the first square rod 6 drives the square pipe 1 to rotate through the edge angle meshing of the first square rod, the square pipe 1 drives the plurality of stirring blades 2 to rotate, the connecting block 10 is driven to rotate on the outer side of the reciprocating screw 9 while the square pipe 1 rotates, the connecting block 10 rotates and circularly moves up and down under the action of the reciprocating screw holes formed in the connecting block 10, the square pipe 1 drives the plurality of stirring blades 2 to circularly move up and down, stirring blades 2 can stir the asphalt in a stirring manner while circularly moving up and down, and stirring uniformity of stirring is improved by stirring and stirring uniformity is improved;

the square tube 1 rotates and drives the second square rod 4 to rotate through the edge angle occlusion of the square hole, the second square rod 4 drives the L-shaped scraping rod 14 to rotate, asphalt adhered to the inner wall of the heat conduction box 101 is scraped while the L-shaped scraping rod 14 rotates, and the amount of asphalt adhered to the side wall of the heat conduction box 101 can be effectively reduced through the manner of scraping asphalt in the stirring process;

after the heating is finished, when the asphalt is required to be discharged, the valve can be opened, so that the asphalt in the heat conduction box 101 is discharged through the discharge pipe 3 and the valve under the action of gravity, meanwhile, the rotating second square rod 4 also drives the spiral conveying blade 5 to rotate, the spiral conveying blade 5 rotates and simultaneously can carry out spiral conveying on the asphalt in the discharge pipe 3, the asphalt discharging is assisted, and the asphalt discharging efficiency is improved.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediary, or connected through communication between two elements. The specific meaning of the above terms in this application will be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a highway construction pitch heating device, includes outer case (100) that the top set up for the opening, the top fixedly connected with case lid (103) of outer case (100), the bottom fixedly connected with of case lid (103) is located heat conduction case (101) in outer case (100), a serial communication port, fixedly connected with a plurality of heating blocks (102) between the inner wall of outer case (100) and the outside of heat conduction case (101), feed pipe (104) that are linked together with heat conduction case (101) inside are inlayed at the top of case lid (103), the bottom intercommunication of heat conduction case (101) is fixed with row material pipe (3), the bottom of row material pipe (3) extends to the below of outer case (100) and fixedly connected with valve, the rotation stirring mechanism that is located heat conduction case (101) is installed in to the bottom rotation of case lid (103), the top of rotation stirring mechanism extends to the top of case lid (103), the fixed cover is equipped with rotation driving mechanism on the rotation stirring mechanism, the top of case lid (103) is inlayed and is equipped with driving motor (13) fixedly connected with rotation driving mechanism bottom, the top fixedly connected with support bar (7) of case lid (103) is equipped with screw thread on the screw thread of screw thread drive mechanism, screw thread drive mechanism is installed on the screw thread drive mechanism is connected to the bottom of screw thread drive mechanism (101), the bottom of the spiral conveying mechanism extends into the discharge pipe (3), the right inner wall of the heat conduction box (101) and the bottom inner wall are movably contacted with one L-shaped scraping rod (14), and the left end of the L-shaped scraping rod (14) is fixedly connected with the right side of the spiral conveying mechanism.

2. The highway construction asphalt heating device according to claim 1, wherein the rotary stirring mechanism comprises a first square rod (6) rotatably mounted at the bottom of the box cover (103), a square tube (1) with the bottom of a plugging structure is sleeved on the first square rod (6) in a sliding manner, a plurality of stirring blades (2) are fixedly connected to the outer side of the square tube (1), and the top end of the first square rod (6) extends to the upper side of the box cover (103).

3. The highway construction asphalt heating device according to claim 2, wherein the rotary driving mechanism comprises a first gear (11), the first gear (11) is fixedly sleeved on the first square rod (6), a second gear (12) is meshed with the right side of the first gear (11), and the top end of an output shaft of the driving motor (13) is fixedly connected with the bottom of the second gear (12).

4. The highway construction asphalt heating device according to claim 2, wherein the screw thread driving mechanism comprises a connecting rod (8) fixedly connected to the inner wall of the top of the L-shaped supporting rod (7), the bottom end of the connecting rod (8) extends into the square tube (1) and is fixedly connected with a reciprocating screw (9), the bottom end of the reciprocating screw (9) is fixedly connected with an anti-falling block (15), the first square tube (6) is sleeved on the connecting rod (8), a connecting block (10) is fixedly connected between the inner walls of the two sides of the square tube (1), and the connecting block (10) is sleeved on the reciprocating screw (9) in a screw thread mode.

5. The highway construction asphalt heating device according to claim 4, wherein the spiral conveying mechanism comprises a second square rod (4), the top end of the second square rod (4) is rotatably installed with the bottom of the anti-drop block (15), the bottom end of the second square rod (4) extends into the discharge pipe (3), the square pipe (1) is slidably sleeved on the second square rod (4), the spiral conveying blade (5) is fixedly sleeved on the second square rod (4), the spiral conveying blade (5) is located in the discharge pipe (3), and the left end of the L-shaped scraping rod (14) is fixedly connected with the right side of the second square rod (4).

6. The highway construction asphalt heating apparatus according to claim 4, wherein the top end of the first square rod (6) is provided with a first through hole, and the connecting rod (8) is positioned in the first through hole and is not in contact with the inner wall of the first through hole.

7. The highway construction asphalt heating device according to claim 5, wherein a square hole is formed in the inner wall of the bottom end of the square tube (1), the inner wall of the square hole is in sliding contact with the outer side of the second square rod (4), the bottom of the anti-falling block (15) is fixedly connected with a first bearing, and the inner side of the inner ring of the first bearing is fixedly connected with the outer side of the second square rod (4).